PackageManagerService.java revision c254de07364ba8adfc1383e8d8d0ae56a1c0f855
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.MANAGE_DEVICE_ADMINS; 21import static android.Manifest.permission.SET_HARMFUL_APP_WARNINGS; 22import static android.Manifest.permission.INSTALL_PACKAGES; 23import static android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS; 24import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 25import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 26import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 27import static android.content.pm.PackageManager.CERT_INPUT_RAW_X509; 28import static android.content.pm.PackageManager.CERT_INPUT_SHA256; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 31import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 32import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 33import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 34import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 39import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 40import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 41import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 42import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 43import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 44import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 45import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 50import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 51import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 52import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 53import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 54import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 56import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 57import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 58import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 59import static android.content.pm.PackageManager.INSTALL_INTERNAL; 60import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 65import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 66import static android.content.pm.PackageManager.MATCH_ALL; 67import static android.content.pm.PackageManager.MATCH_ANY_USER; 68import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 70import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 71import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 72import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 73import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 74import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 75import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 76import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 77import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 78import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 79import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 80import static android.content.pm.PackageManager.MOVE_FAILED_LOCKED_USER; 81import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 82import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 83import static android.content.pm.PackageManager.PERMISSION_DENIED; 84import static android.content.pm.PackageManager.PERMISSION_GRANTED; 85import static android.content.pm.PackageParser.isApkFile; 86import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 87import static android.os.storage.StorageManager.FLAG_STORAGE_CE; 88import static android.os.storage.StorageManager.FLAG_STORAGE_DE; 89import static android.system.OsConstants.O_CREAT; 90import static android.system.OsConstants.O_RDWR; 91import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 92import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 93import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 94import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 95import static com.android.internal.util.ArrayUtils.appendElement; 96import static com.android.internal.util.ArrayUtils.appendInt; 97import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 98import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 99import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 100import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 101import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 102import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 103import static com.android.server.pm.PackageManagerServiceUtils.compareSignatures; 104import static com.android.server.pm.PackageManagerServiceUtils.compressedFileExists; 105import static com.android.server.pm.PackageManagerServiceUtils.decompressFile; 106import static com.android.server.pm.PackageManagerServiceUtils.deriveAbiOverride; 107import static com.android.server.pm.PackageManagerServiceUtils.dumpCriticalInfo; 108import static com.android.server.pm.PackageManagerServiceUtils.getCompressedFiles; 109import static com.android.server.pm.PackageManagerServiceUtils.getLastModifiedTime; 110import static com.android.server.pm.PackageManagerServiceUtils.logCriticalInfo; 111import static com.android.server.pm.PackageManagerServiceUtils.verifySignatures; 112import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_FAILURE; 113import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS; 114import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 115 116import android.Manifest; 117import android.annotation.IntDef; 118import android.annotation.NonNull; 119import android.annotation.Nullable; 120import android.annotation.UserIdInt; 121import android.app.ActivityManager; 122import android.app.ActivityManagerInternal; 123import android.app.AppOpsManager; 124import android.app.IActivityManager; 125import android.app.ResourcesManager; 126import android.app.admin.IDevicePolicyManager; 127import android.app.admin.SecurityLog; 128import android.app.backup.IBackupManager; 129import android.content.BroadcastReceiver; 130import android.content.ComponentName; 131import android.content.ContentResolver; 132import android.content.Context; 133import android.content.IIntentReceiver; 134import android.content.Intent; 135import android.content.IntentFilter; 136import android.content.IntentSender; 137import android.content.IntentSender.SendIntentException; 138import android.content.ServiceConnection; 139import android.content.pm.ActivityInfo; 140import android.content.pm.ApplicationInfo; 141import android.content.pm.AppsQueryHelper; 142import android.content.pm.AuxiliaryResolveInfo; 143import android.content.pm.ChangedPackages; 144import android.content.pm.ComponentInfo; 145import android.content.pm.FallbackCategoryProvider; 146import android.content.pm.FeatureInfo; 147import android.content.pm.IDexModuleRegisterCallback; 148import android.content.pm.IOnPermissionsChangeListener; 149import android.content.pm.IPackageDataObserver; 150import android.content.pm.IPackageDeleteObserver; 151import android.content.pm.IPackageDeleteObserver2; 152import android.content.pm.IPackageInstallObserver2; 153import android.content.pm.IPackageInstaller; 154import android.content.pm.IPackageManager; 155import android.content.pm.IPackageManagerNative; 156import android.content.pm.IPackageMoveObserver; 157import android.content.pm.IPackageStatsObserver; 158import android.content.pm.InstantAppInfo; 159import android.content.pm.InstantAppRequest; 160import android.content.pm.InstantAppResolveInfo; 161import android.content.pm.InstrumentationInfo; 162import android.content.pm.IntentFilterVerificationInfo; 163import android.content.pm.KeySet; 164import android.content.pm.PackageCleanItem; 165import android.content.pm.PackageInfo; 166import android.content.pm.PackageInfoLite; 167import android.content.pm.PackageInstaller; 168import android.content.pm.PackageList; 169import android.content.pm.PackageManager; 170import android.content.pm.PackageManagerInternal; 171import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 172import android.content.pm.PackageManagerInternal.PackageListObserver; 173import android.content.pm.PackageParser; 174import android.content.pm.PackageParser.ActivityIntentInfo; 175import android.content.pm.PackageParser.Package; 176import android.content.pm.PackageParser.PackageLite; 177import android.content.pm.PackageParser.PackageParserException; 178import android.content.pm.PackageParser.ParseFlags; 179import android.content.pm.PackageParser.ServiceIntentInfo; 180import android.content.pm.PackageParser.SigningDetails; 181import android.content.pm.PackageParser.SigningDetails.SignatureSchemeVersion; 182import android.content.pm.PackageStats; 183import android.content.pm.PackageUserState; 184import android.content.pm.ParceledListSlice; 185import android.content.pm.PermissionGroupInfo; 186import android.content.pm.PermissionInfo; 187import android.content.pm.ProviderInfo; 188import android.content.pm.ResolveInfo; 189import android.content.pm.ServiceInfo; 190import android.content.pm.SharedLibraryInfo; 191import android.content.pm.Signature; 192import android.content.pm.UserInfo; 193import android.content.pm.VerifierDeviceIdentity; 194import android.content.pm.VerifierInfo; 195import android.content.pm.VersionedPackage; 196import android.content.pm.dex.ArtManager; 197import android.content.pm.dex.DexMetadataHelper; 198import android.content.pm.dex.IArtManager; 199import android.content.res.Resources; 200import android.database.ContentObserver; 201import android.graphics.Bitmap; 202import android.hardware.display.DisplayManager; 203import android.net.Uri; 204import android.os.Binder; 205import android.os.Build; 206import android.os.Bundle; 207import android.os.Debug; 208import android.os.Environment; 209import android.os.Environment.UserEnvironment; 210import android.os.FileUtils; 211import android.os.Handler; 212import android.os.IBinder; 213import android.os.Looper; 214import android.os.Message; 215import android.os.Parcel; 216import android.os.ParcelFileDescriptor; 217import android.os.PatternMatcher; 218import android.os.PersistableBundle; 219import android.os.Process; 220import android.os.RemoteCallbackList; 221import android.os.RemoteException; 222import android.os.ResultReceiver; 223import android.os.SELinux; 224import android.os.ServiceManager; 225import android.os.ShellCallback; 226import android.os.SystemClock; 227import android.os.SystemProperties; 228import android.os.Trace; 229import android.os.UserHandle; 230import android.os.UserManager; 231import android.os.UserManagerInternal; 232import android.os.storage.IStorageManager; 233import android.os.storage.StorageEventListener; 234import android.os.storage.StorageManager; 235import android.os.storage.StorageManagerInternal; 236import android.os.storage.VolumeInfo; 237import android.os.storage.VolumeRecord; 238import android.provider.Settings.Global; 239import android.provider.Settings.Secure; 240import android.security.KeyStore; 241import android.security.SystemKeyStore; 242import android.service.pm.PackageServiceDumpProto; 243import android.system.ErrnoException; 244import android.system.Os; 245import android.text.TextUtils; 246import android.text.format.DateUtils; 247import android.util.ArrayMap; 248import android.util.ArraySet; 249import android.util.Base64; 250import android.util.ByteStringUtils; 251import android.util.DisplayMetrics; 252import android.util.EventLog; 253import android.util.ExceptionUtils; 254import android.util.Log; 255import android.util.LogPrinter; 256import android.util.LongSparseArray; 257import android.util.LongSparseLongArray; 258import android.util.MathUtils; 259import android.util.PackageUtils; 260import android.util.Pair; 261import android.util.PrintStreamPrinter; 262import android.util.Slog; 263import android.util.SparseArray; 264import android.util.SparseBooleanArray; 265import android.util.SparseIntArray; 266import android.util.TimingsTraceLog; 267import android.util.Xml; 268import android.util.jar.StrictJarFile; 269import android.util.proto.ProtoOutputStream; 270import android.view.Display; 271 272import com.android.internal.R; 273import com.android.internal.annotations.GuardedBy; 274import com.android.internal.app.IMediaContainerService; 275import com.android.internal.app.ResolverActivity; 276import com.android.internal.content.NativeLibraryHelper; 277import com.android.internal.content.PackageHelper; 278import com.android.internal.logging.MetricsLogger; 279import com.android.internal.os.IParcelFileDescriptorFactory; 280import com.android.internal.os.SomeArgs; 281import com.android.internal.os.Zygote; 282import com.android.internal.telephony.CarrierAppUtils; 283import com.android.internal.util.ArrayUtils; 284import com.android.internal.util.ConcurrentUtils; 285import com.android.internal.util.DumpUtils; 286import com.android.internal.util.FastXmlSerializer; 287import com.android.internal.util.IndentingPrintWriter; 288import com.android.internal.util.Preconditions; 289import com.android.internal.util.XmlUtils; 290import com.android.server.AttributeCache; 291import com.android.server.DeviceIdleController; 292import com.android.server.EventLogTags; 293import com.android.server.FgThread; 294import com.android.server.IntentResolver; 295import com.android.server.LocalServices; 296import com.android.server.LockGuard; 297import com.android.server.ServiceThread; 298import com.android.server.SystemConfig; 299import com.android.server.SystemServerInitThreadPool; 300import com.android.server.Watchdog; 301import com.android.server.net.NetworkPolicyManagerInternal; 302import com.android.server.pm.Installer.InstallerException; 303import com.android.server.pm.Settings.DatabaseVersion; 304import com.android.server.pm.Settings.VersionInfo; 305import com.android.server.pm.dex.ArtManagerService; 306import com.android.server.pm.dex.DexLogger; 307import com.android.server.pm.dex.DexManager; 308import com.android.server.pm.dex.DexoptOptions; 309import com.android.server.pm.dex.PackageDexUsage; 310import com.android.server.pm.permission.BasePermission; 311import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 312import com.android.server.pm.permission.PermissionManagerService; 313import com.android.server.pm.permission.PermissionManagerInternal; 314import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 315import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 316import com.android.server.pm.permission.PermissionsState; 317import com.android.server.pm.permission.PermissionsState.PermissionState; 318import com.android.server.security.VerityUtils; 319import com.android.server.storage.DeviceStorageMonitorInternal; 320 321import dalvik.system.CloseGuard; 322import dalvik.system.VMRuntime; 323 324import libcore.io.IoUtils; 325 326import org.xmlpull.v1.XmlPullParser; 327import org.xmlpull.v1.XmlPullParserException; 328import org.xmlpull.v1.XmlSerializer; 329 330import java.io.BufferedOutputStream; 331import java.io.ByteArrayInputStream; 332import java.io.ByteArrayOutputStream; 333import java.io.File; 334import java.io.FileDescriptor; 335import java.io.FileInputStream; 336import java.io.FileOutputStream; 337import java.io.FilenameFilter; 338import java.io.IOException; 339import java.io.PrintWriter; 340import java.lang.annotation.Retention; 341import java.lang.annotation.RetentionPolicy; 342import java.nio.charset.StandardCharsets; 343import java.security.DigestException; 344import java.security.DigestInputStream; 345import java.security.MessageDigest; 346import java.security.NoSuchAlgorithmException; 347import java.security.PublicKey; 348import java.security.SecureRandom; 349import java.security.cert.CertificateException; 350import java.util.ArrayList; 351import java.util.Arrays; 352import java.util.Collection; 353import java.util.Collections; 354import java.util.Comparator; 355import java.util.HashMap; 356import java.util.HashSet; 357import java.util.Iterator; 358import java.util.LinkedHashSet; 359import java.util.List; 360import java.util.Map; 361import java.util.Objects; 362import java.util.Set; 363import java.util.concurrent.CountDownLatch; 364import java.util.concurrent.Future; 365import java.util.concurrent.TimeUnit; 366import java.util.concurrent.atomic.AtomicBoolean; 367import java.util.concurrent.atomic.AtomicInteger; 368 369/** 370 * Keep track of all those APKs everywhere. 371 * <p> 372 * Internally there are two important locks: 373 * <ul> 374 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 375 * and other related state. It is a fine-grained lock that should only be held 376 * momentarily, as it's one of the most contended locks in the system. 377 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 378 * operations typically involve heavy lifting of application data on disk. Since 379 * {@code installd} is single-threaded, and it's operations can often be slow, 380 * this lock should never be acquired while already holding {@link #mPackages}. 381 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 382 * holding {@link #mInstallLock}. 383 * </ul> 384 * Many internal methods rely on the caller to hold the appropriate locks, and 385 * this contract is expressed through method name suffixes: 386 * <ul> 387 * <li>fooLI(): the caller must hold {@link #mInstallLock} 388 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 389 * being modified must be frozen 390 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 391 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 392 * </ul> 393 * <p> 394 * Because this class is very central to the platform's security; please run all 395 * CTS and unit tests whenever making modifications: 396 * 397 * <pre> 398 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 399 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 400 * </pre> 401 */ 402public class PackageManagerService extends IPackageManager.Stub 403 implements PackageSender { 404 static final String TAG = "PackageManager"; 405 public static final boolean DEBUG_SETTINGS = false; 406 static final boolean DEBUG_PREFERRED = false; 407 static final boolean DEBUG_UPGRADE = false; 408 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 409 private static final boolean DEBUG_BACKUP = false; 410 public static final boolean DEBUG_INSTALL = false; 411 public static final boolean DEBUG_REMOVE = true; 412 private static final boolean DEBUG_BROADCASTS = false; 413 private static final boolean DEBUG_SHOW_INFO = false; 414 private static final boolean DEBUG_PACKAGE_INFO = false; 415 private static final boolean DEBUG_INTENT_MATCHING = false; 416 public static final boolean DEBUG_PACKAGE_SCANNING = false; 417 private static final boolean DEBUG_VERIFY = false; 418 private static final boolean DEBUG_FILTERS = false; 419 public static final boolean DEBUG_PERMISSIONS = false; 420 private static final boolean DEBUG_SHARED_LIBRARIES = false; 421 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 422 423 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 424 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 425 // user, but by default initialize to this. 426 public static final boolean DEBUG_DEXOPT = false; 427 428 private static final boolean DEBUG_ABI_SELECTION = false; 429 private static final boolean DEBUG_INSTANT = Build.IS_DEBUGGABLE; 430 private static final boolean DEBUG_TRIAGED_MISSING = false; 431 private static final boolean DEBUG_APP_DATA = false; 432 433 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 434 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 435 436 private static final boolean HIDE_EPHEMERAL_APIS = false; 437 438 private static final boolean ENABLE_FREE_CACHE_V2 = 439 SystemProperties.getBoolean("fw.free_cache_v2", true); 440 441 private static final int RADIO_UID = Process.PHONE_UID; 442 private static final int LOG_UID = Process.LOG_UID; 443 private static final int NFC_UID = Process.NFC_UID; 444 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 445 private static final int SHELL_UID = Process.SHELL_UID; 446 private static final int SE_UID = Process.SE_UID; 447 448 // Suffix used during package installation when copying/moving 449 // package apks to install directory. 450 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 451 452 static final int SCAN_NO_DEX = 1<<0; 453 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 454 static final int SCAN_NEW_INSTALL = 1<<2; 455 static final int SCAN_UPDATE_TIME = 1<<3; 456 static final int SCAN_BOOTING = 1<<4; 457 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 458 static final int SCAN_REQUIRE_KNOWN = 1<<7; 459 static final int SCAN_MOVE = 1<<8; 460 static final int SCAN_INITIAL = 1<<9; 461 static final int SCAN_CHECK_ONLY = 1<<10; 462 static final int SCAN_DONT_KILL_APP = 1<<11; 463 static final int SCAN_IGNORE_FROZEN = 1<<12; 464 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 465 static final int SCAN_AS_INSTANT_APP = 1<<14; 466 static final int SCAN_AS_FULL_APP = 1<<15; 467 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 468 static final int SCAN_AS_SYSTEM = 1<<17; 469 static final int SCAN_AS_PRIVILEGED = 1<<18; 470 static final int SCAN_AS_OEM = 1<<19; 471 static final int SCAN_AS_VENDOR = 1<<20; 472 static final int SCAN_AS_PRODUCT = 1<<21; 473 474 @IntDef(flag = true, prefix = { "SCAN_" }, value = { 475 SCAN_NO_DEX, 476 SCAN_UPDATE_SIGNATURE, 477 SCAN_NEW_INSTALL, 478 SCAN_UPDATE_TIME, 479 SCAN_BOOTING, 480 SCAN_DELETE_DATA_ON_FAILURES, 481 SCAN_REQUIRE_KNOWN, 482 SCAN_MOVE, 483 SCAN_INITIAL, 484 SCAN_CHECK_ONLY, 485 SCAN_DONT_KILL_APP, 486 SCAN_IGNORE_FROZEN, 487 SCAN_FIRST_BOOT_OR_UPGRADE, 488 SCAN_AS_INSTANT_APP, 489 SCAN_AS_FULL_APP, 490 SCAN_AS_VIRTUAL_PRELOAD, 491 }) 492 @Retention(RetentionPolicy.SOURCE) 493 public @interface ScanFlags {} 494 495 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 496 /** Extension of the compressed packages */ 497 public final static String COMPRESSED_EXTENSION = ".gz"; 498 /** Suffix of stub packages on the system partition */ 499 public final static String STUB_SUFFIX = "-Stub"; 500 501 private static final int[] EMPTY_INT_ARRAY = new int[0]; 502 503 private static final int TYPE_UNKNOWN = 0; 504 private static final int TYPE_ACTIVITY = 1; 505 private static final int TYPE_RECEIVER = 2; 506 private static final int TYPE_SERVICE = 3; 507 private static final int TYPE_PROVIDER = 4; 508 @IntDef(prefix = { "TYPE_" }, value = { 509 TYPE_UNKNOWN, 510 TYPE_ACTIVITY, 511 TYPE_RECEIVER, 512 TYPE_SERVICE, 513 TYPE_PROVIDER, 514 }) 515 @Retention(RetentionPolicy.SOURCE) 516 public @interface ComponentType {} 517 518 /** 519 * Timeout (in milliseconds) after which the watchdog should declare that 520 * our handler thread is wedged. The usual default for such things is one 521 * minute but we sometimes do very lengthy I/O operations on this thread, 522 * such as installing multi-gigabyte applications, so ours needs to be longer. 523 */ 524 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 525 526 /** 527 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 528 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 529 * settings entry if available, otherwise we use the hardcoded default. If it's been 530 * more than this long since the last fstrim, we force one during the boot sequence. 531 * 532 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 533 * one gets run at the next available charging+idle time. This final mandatory 534 * no-fstrim check kicks in only of the other scheduling criteria is never met. 535 */ 536 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 537 538 /** 539 * Whether verification is enabled by default. 540 */ 541 private static final boolean DEFAULT_VERIFY_ENABLE = true; 542 543 /** 544 * The default maximum time to wait for the verification agent to return in 545 * milliseconds. 546 */ 547 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 548 549 /** 550 * The default response for package verification timeout. 551 * 552 * This can be either PackageManager.VERIFICATION_ALLOW or 553 * PackageManager.VERIFICATION_REJECT. 554 */ 555 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 556 557 public static final String PLATFORM_PACKAGE_NAME = "android"; 558 559 public static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 560 561 public static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 562 DEFAULT_CONTAINER_PACKAGE, 563 "com.android.defcontainer.DefaultContainerService"); 564 565 private static final String KILL_APP_REASON_GIDS_CHANGED = 566 "permission grant or revoke changed gids"; 567 568 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 569 "permissions revoked"; 570 571 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 572 573 private static final String PACKAGE_SCHEME = "package"; 574 575 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 576 577 private static final String PRODUCT_OVERLAY_DIR = "/product/overlay"; 578 579 private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB = "pm.dexopt.priv-apps-oob"; 580 581 /** Canonical intent used to identify what counts as a "web browser" app */ 582 private static final Intent sBrowserIntent; 583 static { 584 sBrowserIntent = new Intent(); 585 sBrowserIntent.setAction(Intent.ACTION_VIEW); 586 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 587 sBrowserIntent.setData(Uri.parse("http:")); 588 sBrowserIntent.addFlags(Intent.FLAG_IGNORE_EPHEMERAL); 589 } 590 591 /** 592 * The set of all protected actions [i.e. those actions for which a high priority 593 * intent filter is disallowed]. 594 */ 595 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 596 static { 597 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 598 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 599 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 600 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 601 } 602 603 // Compilation reasons. 604 public static final int REASON_UNKNOWN = -1; 605 public static final int REASON_FIRST_BOOT = 0; 606 public static final int REASON_BOOT = 1; 607 public static final int REASON_INSTALL = 2; 608 public static final int REASON_BACKGROUND_DEXOPT = 3; 609 public static final int REASON_AB_OTA = 4; 610 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 611 public static final int REASON_SHARED = 6; 612 613 public static final int REASON_LAST = REASON_SHARED; 614 615 /** 616 * Version number for the package parser cache. Increment this whenever the format or 617 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 618 */ 619 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 620 621 /** 622 * Whether the package parser cache is enabled. 623 */ 624 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 625 626 /** 627 * Permissions required in order to receive instant application lifecycle broadcasts. 628 */ 629 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 630 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 631 632 final ServiceThread mHandlerThread; 633 634 final PackageHandler mHandler; 635 636 private final ProcessLoggingHandler mProcessLoggingHandler; 637 638 /** 639 * Messages for {@link #mHandler} that need to wait for system ready before 640 * being dispatched. 641 */ 642 private ArrayList<Message> mPostSystemReadyMessages; 643 644 final int mSdkVersion = Build.VERSION.SDK_INT; 645 646 final Context mContext; 647 final boolean mFactoryTest; 648 final boolean mOnlyCore; 649 final DisplayMetrics mMetrics; 650 final int mDefParseFlags; 651 final String[] mSeparateProcesses; 652 final boolean mIsUpgrade; 653 final boolean mIsPreNUpgrade; 654 final boolean mIsPreNMR1Upgrade; 655 656 // Have we told the Activity Manager to whitelist the default container service by uid yet? 657 @GuardedBy("mPackages") 658 boolean mDefaultContainerWhitelisted = false; 659 660 @GuardedBy("mPackages") 661 private boolean mDexOptDialogShown; 662 663 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 664 // LOCK HELD. Can be called with mInstallLock held. 665 @GuardedBy("mInstallLock") 666 final Installer mInstaller; 667 668 /** Directory where installed applications are stored */ 669 private static final File sAppInstallDir = 670 new File(Environment.getDataDirectory(), "app"); 671 /** Directory where installed application's 32-bit native libraries are copied. */ 672 private static final File sAppLib32InstallDir = 673 new File(Environment.getDataDirectory(), "app-lib"); 674 /** Directory where code and non-resource assets of forward-locked applications are stored */ 675 private static final File sDrmAppPrivateInstallDir = 676 new File(Environment.getDataDirectory(), "app-private"); 677 678 // ---------------------------------------------------------------- 679 680 // Lock for state used when installing and doing other long running 681 // operations. Methods that must be called with this lock held have 682 // the suffix "LI". 683 final Object mInstallLock = new Object(); 684 685 // ---------------------------------------------------------------- 686 687 // Keys are String (package name), values are Package. This also serves 688 // as the lock for the global state. Methods that must be called with 689 // this lock held have the prefix "LP". 690 @GuardedBy("mPackages") 691 final ArrayMap<String, PackageParser.Package> mPackages = 692 new ArrayMap<String, PackageParser.Package>(); 693 694 final ArrayMap<String, Set<String>> mKnownCodebase = 695 new ArrayMap<String, Set<String>>(); 696 697 // Keys are isolated uids and values are the uid of the application 698 // that created the isolated proccess. 699 @GuardedBy("mPackages") 700 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 701 702 /** 703 * Tracks new system packages [received in an OTA] that we expect to 704 * find updated user-installed versions. Keys are package name, values 705 * are package location. 706 */ 707 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 708 /** 709 * Tracks high priority intent filters for protected actions. During boot, certain 710 * filter actions are protected and should never be allowed to have a high priority 711 * intent filter for them. However, there is one, and only one exception -- the 712 * setup wizard. It must be able to define a high priority intent filter for these 713 * actions to ensure there are no escapes from the wizard. We need to delay processing 714 * of these during boot as we need to look at all of the system packages in order 715 * to know which component is the setup wizard. 716 */ 717 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 718 /** 719 * Whether or not processing protected filters should be deferred. 720 */ 721 private boolean mDeferProtectedFilters = true; 722 723 /** 724 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 725 */ 726 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 727 /** 728 * Whether or not system app permissions should be promoted from install to runtime. 729 */ 730 boolean mPromoteSystemApps; 731 732 @GuardedBy("mPackages") 733 final Settings mSettings; 734 735 /** 736 * Set of package names that are currently "frozen", which means active 737 * surgery is being done on the code/data for that package. The platform 738 * will refuse to launch frozen packages to avoid race conditions. 739 * 740 * @see PackageFreezer 741 */ 742 @GuardedBy("mPackages") 743 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 744 745 final ProtectedPackages mProtectedPackages; 746 747 @GuardedBy("mLoadedVolumes") 748 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 749 750 boolean mFirstBoot; 751 752 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 753 754 @GuardedBy("mAvailableFeatures") 755 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 756 757 private final InstantAppRegistry mInstantAppRegistry; 758 759 @GuardedBy("mPackages") 760 int mChangedPackagesSequenceNumber; 761 /** 762 * List of changed [installed, removed or updated] packages. 763 * mapping from user id -> sequence number -> package name 764 */ 765 @GuardedBy("mPackages") 766 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 767 /** 768 * The sequence number of the last change to a package. 769 * mapping from user id -> package name -> sequence number 770 */ 771 @GuardedBy("mPackages") 772 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 773 774 @GuardedBy("mPackages") 775 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 776 777 class PackageParserCallback implements PackageParser.Callback { 778 @Override public final boolean hasFeature(String feature) { 779 return PackageManagerService.this.hasSystemFeature(feature, 0); 780 } 781 782 final List<PackageParser.Package> getStaticOverlayPackages( 783 Collection<PackageParser.Package> allPackages, String targetPackageName) { 784 if ("android".equals(targetPackageName)) { 785 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 786 // native AssetManager. 787 return null; 788 } 789 790 List<PackageParser.Package> overlayPackages = null; 791 for (PackageParser.Package p : allPackages) { 792 if (targetPackageName.equals(p.mOverlayTarget) && p.mOverlayIsStatic) { 793 if (overlayPackages == null) { 794 overlayPackages = new ArrayList<PackageParser.Package>(); 795 } 796 overlayPackages.add(p); 797 } 798 } 799 if (overlayPackages != null) { 800 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 801 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 802 return p1.mOverlayPriority - p2.mOverlayPriority; 803 } 804 }; 805 Collections.sort(overlayPackages, cmp); 806 } 807 return overlayPackages; 808 } 809 810 final String[] getStaticOverlayPaths(List<PackageParser.Package> overlayPackages, 811 String targetPath, Object installLock) { 812 if (overlayPackages == null || overlayPackages.isEmpty()) { 813 return null; 814 } 815 List<String> overlayPathList = null; 816 for (PackageParser.Package overlayPackage : overlayPackages) { 817 if (targetPath == null) { 818 if (overlayPathList == null) { 819 overlayPathList = new ArrayList<String>(); 820 } 821 overlayPathList.add(overlayPackage.baseCodePath); 822 continue; 823 } 824 825 try { 826 // Creates idmaps for system to parse correctly the Android manifest of the 827 // target package. 828 // 829 // OverlayManagerService will update each of them with a correct gid from its 830 // target package app id. 831 if (installLock != null) { 832 synchronized (installLock) { 833 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 834 UserHandle.getSharedAppGid( 835 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 836 } 837 } else { 838 // We can call mInstaller without holding mInstallLock because mInstallLock 839 // is held before running parallel parsing. 840 // Moreover holding mInstallLock on each parsing thread causes dead-lock. 841 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 842 UserHandle.getSharedAppGid( 843 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 844 } 845 if (overlayPathList == null) { 846 overlayPathList = new ArrayList<String>(); 847 } 848 overlayPathList.add(overlayPackage.baseCodePath); 849 } catch (InstallerException e) { 850 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 851 overlayPackage.baseCodePath); 852 } 853 } 854 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 855 } 856 857 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 858 List<PackageParser.Package> overlayPackages; 859 synchronized (mPackages) { 860 overlayPackages = getStaticOverlayPackages( 861 mPackages.values(), targetPackageName); 862 } 863 // It is safe to keep overlayPackages without holding mPackages because static overlay 864 // packages can't be uninstalled or disabled. 865 return getStaticOverlayPaths(overlayPackages, targetPath, mInstallLock); 866 } 867 868 @Override public final String[] getOverlayApks(String targetPackageName) { 869 return getStaticOverlayPaths(targetPackageName, null); 870 } 871 872 @Override public final String[] getOverlayPaths(String targetPackageName, 873 String targetPath) { 874 return getStaticOverlayPaths(targetPackageName, targetPath); 875 } 876 } 877 878 class ParallelPackageParserCallback extends PackageParserCallback { 879 List<PackageParser.Package> mOverlayPackages = null; 880 881 void findStaticOverlayPackages() { 882 synchronized (mPackages) { 883 for (PackageParser.Package p : mPackages.values()) { 884 if (p.mOverlayIsStatic) { 885 if (mOverlayPackages == null) { 886 mOverlayPackages = new ArrayList<PackageParser.Package>(); 887 } 888 mOverlayPackages.add(p); 889 } 890 } 891 } 892 } 893 894 @Override 895 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 896 // We can trust mOverlayPackages without holding mPackages because package uninstall 897 // can't happen while running parallel parsing. 898 // Moreover holding mPackages on each parsing thread causes dead-lock. 899 return mOverlayPackages == null ? null : 900 getStaticOverlayPaths( 901 getStaticOverlayPackages(mOverlayPackages, targetPackageName), 902 targetPath, null); 903 } 904 } 905 906 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 907 final ParallelPackageParserCallback mParallelPackageParserCallback = 908 new ParallelPackageParserCallback(); 909 910 public static final class SharedLibraryEntry { 911 public final @Nullable String path; 912 public final @Nullable String apk; 913 public final @NonNull SharedLibraryInfo info; 914 915 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 916 String declaringPackageName, long declaringPackageVersionCode) { 917 path = _path; 918 apk = _apk; 919 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 920 declaringPackageName, declaringPackageVersionCode), null); 921 } 922 } 923 924 // Currently known shared libraries. 925 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 926 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 927 new ArrayMap<>(); 928 929 // All available activities, for your resolving pleasure. 930 final ActivityIntentResolver mActivities = 931 new ActivityIntentResolver(); 932 933 // All available receivers, for your resolving pleasure. 934 final ActivityIntentResolver mReceivers = 935 new ActivityIntentResolver(); 936 937 // All available services, for your resolving pleasure. 938 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 939 940 // All available providers, for your resolving pleasure. 941 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 942 943 // Mapping from provider base names (first directory in content URI codePath) 944 // to the provider information. 945 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 946 new ArrayMap<String, PackageParser.Provider>(); 947 948 // Mapping from instrumentation class names to info about them. 949 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 950 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 951 952 // Packages whose data we have transfered into another package, thus 953 // should no longer exist. 954 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 955 956 // Broadcast actions that are only available to the system. 957 @GuardedBy("mProtectedBroadcasts") 958 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 959 960 /** List of packages waiting for verification. */ 961 final SparseArray<PackageVerificationState> mPendingVerification 962 = new SparseArray<PackageVerificationState>(); 963 964 final PackageInstallerService mInstallerService; 965 966 final ArtManagerService mArtManagerService; 967 968 private final PackageDexOptimizer mPackageDexOptimizer; 969 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 970 // is used by other apps). 971 private final DexManager mDexManager; 972 973 private AtomicInteger mNextMoveId = new AtomicInteger(); 974 private final MoveCallbacks mMoveCallbacks; 975 976 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 977 978 // Cache of users who need badging. 979 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 980 981 /** Token for keys in mPendingVerification. */ 982 private int mPendingVerificationToken = 0; 983 984 volatile boolean mSystemReady; 985 volatile boolean mSafeMode; 986 volatile boolean mHasSystemUidErrors; 987 private volatile boolean mWebInstantAppsDisabled; 988 989 ApplicationInfo mAndroidApplication; 990 final ActivityInfo mResolveActivity = new ActivityInfo(); 991 final ResolveInfo mResolveInfo = new ResolveInfo(); 992 ComponentName mResolveComponentName; 993 PackageParser.Package mPlatformPackage; 994 ComponentName mCustomResolverComponentName; 995 996 boolean mResolverReplaced = false; 997 998 private final @Nullable ComponentName mIntentFilterVerifierComponent; 999 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 1000 1001 private int mIntentFilterVerificationToken = 0; 1002 1003 /** The service connection to the ephemeral resolver */ 1004 final InstantAppResolverConnection mInstantAppResolverConnection; 1005 /** Component used to show resolver settings for Instant Apps */ 1006 final ComponentName mInstantAppResolverSettingsComponent; 1007 1008 /** Activity used to install instant applications */ 1009 ActivityInfo mInstantAppInstallerActivity; 1010 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 1011 1012 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 1013 = new SparseArray<IntentFilterVerificationState>(); 1014 1015 // TODO remove this and go through mPermissonManager directly 1016 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 1017 private final PermissionManagerInternal mPermissionManager; 1018 1019 // List of packages names to keep cached, even if they are uninstalled for all users 1020 private List<String> mKeepUninstalledPackages; 1021 1022 private UserManagerInternal mUserManagerInternal; 1023 private ActivityManagerInternal mActivityManagerInternal; 1024 1025 private DeviceIdleController.LocalService mDeviceIdleController; 1026 1027 private File mCacheDir; 1028 1029 private Future<?> mPrepareAppDataFuture; 1030 1031 private static class IFVerificationParams { 1032 PackageParser.Package pkg; 1033 boolean replacing; 1034 int userId; 1035 int verifierUid; 1036 1037 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1038 int _userId, int _verifierUid) { 1039 pkg = _pkg; 1040 replacing = _replacing; 1041 userId = _userId; 1042 replacing = _replacing; 1043 verifierUid = _verifierUid; 1044 } 1045 } 1046 1047 private interface IntentFilterVerifier<T extends IntentFilter> { 1048 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1049 T filter, String packageName); 1050 void startVerifications(int userId); 1051 void receiveVerificationResponse(int verificationId); 1052 } 1053 1054 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1055 private Context mContext; 1056 private ComponentName mIntentFilterVerifierComponent; 1057 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1058 1059 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1060 mContext = context; 1061 mIntentFilterVerifierComponent = verifierComponent; 1062 } 1063 1064 private String getDefaultScheme() { 1065 return IntentFilter.SCHEME_HTTPS; 1066 } 1067 1068 @Override 1069 public void startVerifications(int userId) { 1070 // Launch verifications requests 1071 int count = mCurrentIntentFilterVerifications.size(); 1072 for (int n=0; n<count; n++) { 1073 int verificationId = mCurrentIntentFilterVerifications.get(n); 1074 final IntentFilterVerificationState ivs = 1075 mIntentFilterVerificationStates.get(verificationId); 1076 1077 String packageName = ivs.getPackageName(); 1078 1079 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1080 final int filterCount = filters.size(); 1081 ArraySet<String> domainsSet = new ArraySet<>(); 1082 for (int m=0; m<filterCount; m++) { 1083 PackageParser.ActivityIntentInfo filter = filters.get(m); 1084 domainsSet.addAll(filter.getHostsList()); 1085 } 1086 synchronized (mPackages) { 1087 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1088 packageName, domainsSet) != null) { 1089 scheduleWriteSettingsLocked(); 1090 } 1091 } 1092 sendVerificationRequest(verificationId, ivs); 1093 } 1094 mCurrentIntentFilterVerifications.clear(); 1095 } 1096 1097 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1098 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1099 verificationIntent.putExtra( 1100 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1101 verificationId); 1102 verificationIntent.putExtra( 1103 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1104 getDefaultScheme()); 1105 verificationIntent.putExtra( 1106 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1107 ivs.getHostsString()); 1108 verificationIntent.putExtra( 1109 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1110 ivs.getPackageName()); 1111 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1112 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1113 1114 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1115 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1116 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1117 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1118 1119 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1120 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1121 "Sending IntentFilter verification broadcast"); 1122 } 1123 1124 public void receiveVerificationResponse(int verificationId) { 1125 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1126 1127 final boolean verified = ivs.isVerified(); 1128 1129 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1130 final int count = filters.size(); 1131 if (DEBUG_DOMAIN_VERIFICATION) { 1132 Slog.i(TAG, "Received verification response " + verificationId 1133 + " for " + count + " filters, verified=" + verified); 1134 } 1135 for (int n=0; n<count; n++) { 1136 PackageParser.ActivityIntentInfo filter = filters.get(n); 1137 filter.setVerified(verified); 1138 1139 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1140 + " verified with result:" + verified + " and hosts:" 1141 + ivs.getHostsString()); 1142 } 1143 1144 mIntentFilterVerificationStates.remove(verificationId); 1145 1146 final String packageName = ivs.getPackageName(); 1147 IntentFilterVerificationInfo ivi = null; 1148 1149 synchronized (mPackages) { 1150 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1151 } 1152 if (ivi == null) { 1153 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1154 + verificationId + " packageName:" + packageName); 1155 return; 1156 } 1157 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1158 "Updating IntentFilterVerificationInfo for package " + packageName 1159 +" verificationId:" + verificationId); 1160 1161 synchronized (mPackages) { 1162 if (verified) { 1163 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1164 } else { 1165 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1166 } 1167 scheduleWriteSettingsLocked(); 1168 1169 final int userId = ivs.getUserId(); 1170 if (userId != UserHandle.USER_ALL) { 1171 final int userStatus = 1172 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1173 1174 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1175 boolean needUpdate = false; 1176 1177 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1178 // already been set by the User thru the Disambiguation dialog 1179 switch (userStatus) { 1180 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1181 if (verified) { 1182 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1183 } else { 1184 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1185 } 1186 needUpdate = true; 1187 break; 1188 1189 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1190 if (verified) { 1191 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1192 needUpdate = true; 1193 } 1194 break; 1195 1196 default: 1197 // Nothing to do 1198 } 1199 1200 if (needUpdate) { 1201 mSettings.updateIntentFilterVerificationStatusLPw( 1202 packageName, updatedStatus, userId); 1203 scheduleWritePackageRestrictionsLocked(userId); 1204 } 1205 } 1206 } 1207 } 1208 1209 @Override 1210 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1211 ActivityIntentInfo filter, String packageName) { 1212 if (!hasValidDomains(filter)) { 1213 return false; 1214 } 1215 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1216 if (ivs == null) { 1217 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1218 packageName); 1219 } 1220 if (DEBUG_DOMAIN_VERIFICATION) { 1221 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1222 } 1223 ivs.addFilter(filter); 1224 return true; 1225 } 1226 1227 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1228 int userId, int verificationId, String packageName) { 1229 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1230 verifierUid, userId, packageName); 1231 ivs.setPendingState(); 1232 synchronized (mPackages) { 1233 mIntentFilterVerificationStates.append(verificationId, ivs); 1234 mCurrentIntentFilterVerifications.add(verificationId); 1235 } 1236 return ivs; 1237 } 1238 } 1239 1240 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1241 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1242 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1243 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1244 } 1245 1246 // Set of pending broadcasts for aggregating enable/disable of components. 1247 static class PendingPackageBroadcasts { 1248 // for each user id, a map of <package name -> components within that package> 1249 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1250 1251 public PendingPackageBroadcasts() { 1252 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1253 } 1254 1255 public ArrayList<String> get(int userId, String packageName) { 1256 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1257 return packages.get(packageName); 1258 } 1259 1260 public void put(int userId, String packageName, ArrayList<String> components) { 1261 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1262 packages.put(packageName, components); 1263 } 1264 1265 public void remove(int userId, String packageName) { 1266 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1267 if (packages != null) { 1268 packages.remove(packageName); 1269 } 1270 } 1271 1272 public void remove(int userId) { 1273 mUidMap.remove(userId); 1274 } 1275 1276 public int userIdCount() { 1277 return mUidMap.size(); 1278 } 1279 1280 public int userIdAt(int n) { 1281 return mUidMap.keyAt(n); 1282 } 1283 1284 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1285 return mUidMap.get(userId); 1286 } 1287 1288 public int size() { 1289 // total number of pending broadcast entries across all userIds 1290 int num = 0; 1291 for (int i = 0; i< mUidMap.size(); i++) { 1292 num += mUidMap.valueAt(i).size(); 1293 } 1294 return num; 1295 } 1296 1297 public void clear() { 1298 mUidMap.clear(); 1299 } 1300 1301 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1302 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1303 if (map == null) { 1304 map = new ArrayMap<String, ArrayList<String>>(); 1305 mUidMap.put(userId, map); 1306 } 1307 return map; 1308 } 1309 } 1310 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1311 1312 // Service Connection to remote media container service to copy 1313 // package uri's from external media onto secure containers 1314 // or internal storage. 1315 private IMediaContainerService mContainerService = null; 1316 1317 static final int SEND_PENDING_BROADCAST = 1; 1318 static final int MCS_BOUND = 3; 1319 static final int END_COPY = 4; 1320 static final int INIT_COPY = 5; 1321 static final int MCS_UNBIND = 6; 1322 static final int START_CLEANING_PACKAGE = 7; 1323 static final int FIND_INSTALL_LOC = 8; 1324 static final int POST_INSTALL = 9; 1325 static final int MCS_RECONNECT = 10; 1326 static final int MCS_GIVE_UP = 11; 1327 static final int WRITE_SETTINGS = 13; 1328 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1329 static final int PACKAGE_VERIFIED = 15; 1330 static final int CHECK_PENDING_VERIFICATION = 16; 1331 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1332 static final int INTENT_FILTER_VERIFIED = 18; 1333 static final int WRITE_PACKAGE_LIST = 19; 1334 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1335 1336 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1337 1338 // Delay time in millisecs 1339 static final int BROADCAST_DELAY = 10 * 1000; 1340 1341 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1342 2 * 60 * 60 * 1000L; /* two hours */ 1343 1344 static UserManagerService sUserManager; 1345 1346 // Stores a list of users whose package restrictions file needs to be updated 1347 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1348 1349 final private DefaultContainerConnection mDefContainerConn = 1350 new DefaultContainerConnection(); 1351 class DefaultContainerConnection implements ServiceConnection { 1352 public void onServiceConnected(ComponentName name, IBinder service) { 1353 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1354 final IMediaContainerService imcs = IMediaContainerService.Stub 1355 .asInterface(Binder.allowBlocking(service)); 1356 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1357 } 1358 1359 public void onServiceDisconnected(ComponentName name) { 1360 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1361 } 1362 } 1363 1364 // Recordkeeping of restore-after-install operations that are currently in flight 1365 // between the Package Manager and the Backup Manager 1366 static class PostInstallData { 1367 public InstallArgs args; 1368 public PackageInstalledInfo res; 1369 1370 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1371 args = _a; 1372 res = _r; 1373 } 1374 } 1375 1376 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1377 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1378 1379 // XML tags for backup/restore of various bits of state 1380 private static final String TAG_PREFERRED_BACKUP = "pa"; 1381 private static final String TAG_DEFAULT_APPS = "da"; 1382 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1383 1384 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1385 private static final String TAG_ALL_GRANTS = "rt-grants"; 1386 private static final String TAG_GRANT = "grant"; 1387 private static final String ATTR_PACKAGE_NAME = "pkg"; 1388 1389 private static final String TAG_PERMISSION = "perm"; 1390 private static final String ATTR_PERMISSION_NAME = "name"; 1391 private static final String ATTR_IS_GRANTED = "g"; 1392 private static final String ATTR_USER_SET = "set"; 1393 private static final String ATTR_USER_FIXED = "fixed"; 1394 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1395 1396 // System/policy permission grants are not backed up 1397 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1398 FLAG_PERMISSION_POLICY_FIXED 1399 | FLAG_PERMISSION_SYSTEM_FIXED 1400 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1401 1402 // And we back up these user-adjusted states 1403 private static final int USER_RUNTIME_GRANT_MASK = 1404 FLAG_PERMISSION_USER_SET 1405 | FLAG_PERMISSION_USER_FIXED 1406 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1407 1408 final @Nullable String mRequiredVerifierPackage; 1409 final @NonNull String mRequiredInstallerPackage; 1410 final @NonNull String mRequiredUninstallerPackage; 1411 final @Nullable String mSetupWizardPackage; 1412 final @Nullable String mStorageManagerPackage; 1413 final @Nullable String mSystemTextClassifierPackage; 1414 final @NonNull String mServicesSystemSharedLibraryPackageName; 1415 final @NonNull String mSharedSystemSharedLibraryPackageName; 1416 1417 private final PackageUsage mPackageUsage = new PackageUsage(); 1418 private final CompilerStats mCompilerStats = new CompilerStats(); 1419 1420 class PackageHandler extends Handler { 1421 private boolean mBound = false; 1422 final ArrayList<HandlerParams> mPendingInstalls = 1423 new ArrayList<HandlerParams>(); 1424 1425 private boolean connectToService() { 1426 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1427 " DefaultContainerService"); 1428 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1429 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1430 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1431 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1432 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1433 mBound = true; 1434 return true; 1435 } 1436 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1437 return false; 1438 } 1439 1440 private void disconnectService() { 1441 mContainerService = null; 1442 mBound = false; 1443 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1444 mContext.unbindService(mDefContainerConn); 1445 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1446 } 1447 1448 PackageHandler(Looper looper) { 1449 super(looper); 1450 } 1451 1452 public void handleMessage(Message msg) { 1453 try { 1454 doHandleMessage(msg); 1455 } finally { 1456 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1457 } 1458 } 1459 1460 void doHandleMessage(Message msg) { 1461 switch (msg.what) { 1462 case INIT_COPY: { 1463 HandlerParams params = (HandlerParams) msg.obj; 1464 int idx = mPendingInstalls.size(); 1465 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1466 // If a bind was already initiated we dont really 1467 // need to do anything. The pending install 1468 // will be processed later on. 1469 if (!mBound) { 1470 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1471 System.identityHashCode(mHandler)); 1472 // If this is the only one pending we might 1473 // have to bind to the service again. 1474 if (!connectToService()) { 1475 Slog.e(TAG, "Failed to bind to media container service"); 1476 params.serviceError(); 1477 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1478 System.identityHashCode(mHandler)); 1479 if (params.traceMethod != null) { 1480 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1481 params.traceCookie); 1482 } 1483 return; 1484 } else { 1485 // Once we bind to the service, the first 1486 // pending request will be processed. 1487 mPendingInstalls.add(idx, params); 1488 } 1489 } else { 1490 mPendingInstalls.add(idx, params); 1491 // Already bound to the service. Just make 1492 // sure we trigger off processing the first request. 1493 if (idx == 0) { 1494 mHandler.sendEmptyMessage(MCS_BOUND); 1495 } 1496 } 1497 break; 1498 } 1499 case MCS_BOUND: { 1500 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1501 if (msg.obj != null) { 1502 mContainerService = (IMediaContainerService) msg.obj; 1503 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1504 System.identityHashCode(mHandler)); 1505 } 1506 if (mContainerService == null) { 1507 if (!mBound) { 1508 // Something seriously wrong since we are not bound and we are not 1509 // waiting for connection. Bail out. 1510 Slog.e(TAG, "Cannot bind to media container service"); 1511 for (HandlerParams params : mPendingInstalls) { 1512 // Indicate service bind error 1513 params.serviceError(); 1514 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1515 System.identityHashCode(params)); 1516 if (params.traceMethod != null) { 1517 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1518 params.traceMethod, params.traceCookie); 1519 } 1520 return; 1521 } 1522 mPendingInstalls.clear(); 1523 } else { 1524 Slog.w(TAG, "Waiting to connect to media container service"); 1525 } 1526 } else if (mPendingInstalls.size() > 0) { 1527 HandlerParams params = mPendingInstalls.get(0); 1528 if (params != null) { 1529 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1530 System.identityHashCode(params)); 1531 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1532 if (params.startCopy()) { 1533 // We are done... look for more work or to 1534 // go idle. 1535 if (DEBUG_SD_INSTALL) Log.i(TAG, 1536 "Checking for more work or unbind..."); 1537 // Delete pending install 1538 if (mPendingInstalls.size() > 0) { 1539 mPendingInstalls.remove(0); 1540 } 1541 if (mPendingInstalls.size() == 0) { 1542 if (mBound) { 1543 if (DEBUG_SD_INSTALL) Log.i(TAG, 1544 "Posting delayed MCS_UNBIND"); 1545 removeMessages(MCS_UNBIND); 1546 Message ubmsg = obtainMessage(MCS_UNBIND); 1547 // Unbind after a little delay, to avoid 1548 // continual thrashing. 1549 sendMessageDelayed(ubmsg, 10000); 1550 } 1551 } else { 1552 // There are more pending requests in queue. 1553 // Just post MCS_BOUND message to trigger processing 1554 // of next pending install. 1555 if (DEBUG_SD_INSTALL) Log.i(TAG, 1556 "Posting MCS_BOUND for next work"); 1557 mHandler.sendEmptyMessage(MCS_BOUND); 1558 } 1559 } 1560 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1561 } 1562 } else { 1563 // Should never happen ideally. 1564 Slog.w(TAG, "Empty queue"); 1565 } 1566 break; 1567 } 1568 case MCS_RECONNECT: { 1569 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1570 if (mPendingInstalls.size() > 0) { 1571 if (mBound) { 1572 disconnectService(); 1573 } 1574 if (!connectToService()) { 1575 Slog.e(TAG, "Failed to bind to media container service"); 1576 for (HandlerParams params : mPendingInstalls) { 1577 // Indicate service bind error 1578 params.serviceError(); 1579 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1580 System.identityHashCode(params)); 1581 } 1582 mPendingInstalls.clear(); 1583 } 1584 } 1585 break; 1586 } 1587 case MCS_UNBIND: { 1588 // If there is no actual work left, then time to unbind. 1589 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1590 1591 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1592 if (mBound) { 1593 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1594 1595 disconnectService(); 1596 } 1597 } else if (mPendingInstalls.size() > 0) { 1598 // There are more pending requests in queue. 1599 // Just post MCS_BOUND message to trigger processing 1600 // of next pending install. 1601 mHandler.sendEmptyMessage(MCS_BOUND); 1602 } 1603 1604 break; 1605 } 1606 case MCS_GIVE_UP: { 1607 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1608 HandlerParams params = mPendingInstalls.remove(0); 1609 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1610 System.identityHashCode(params)); 1611 break; 1612 } 1613 case SEND_PENDING_BROADCAST: { 1614 String packages[]; 1615 ArrayList<String> components[]; 1616 int size = 0; 1617 int uids[]; 1618 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1619 synchronized (mPackages) { 1620 if (mPendingBroadcasts == null) { 1621 return; 1622 } 1623 size = mPendingBroadcasts.size(); 1624 if (size <= 0) { 1625 // Nothing to be done. Just return 1626 return; 1627 } 1628 packages = new String[size]; 1629 components = new ArrayList[size]; 1630 uids = new int[size]; 1631 int i = 0; // filling out the above arrays 1632 1633 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1634 int packageUserId = mPendingBroadcasts.userIdAt(n); 1635 Iterator<Map.Entry<String, ArrayList<String>>> it 1636 = mPendingBroadcasts.packagesForUserId(packageUserId) 1637 .entrySet().iterator(); 1638 while (it.hasNext() && i < size) { 1639 Map.Entry<String, ArrayList<String>> ent = it.next(); 1640 packages[i] = ent.getKey(); 1641 components[i] = ent.getValue(); 1642 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1643 uids[i] = (ps != null) 1644 ? UserHandle.getUid(packageUserId, ps.appId) 1645 : -1; 1646 i++; 1647 } 1648 } 1649 size = i; 1650 mPendingBroadcasts.clear(); 1651 } 1652 // Send broadcasts 1653 for (int i = 0; i < size; i++) { 1654 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1655 } 1656 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1657 break; 1658 } 1659 case START_CLEANING_PACKAGE: { 1660 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1661 final String packageName = (String)msg.obj; 1662 final int userId = msg.arg1; 1663 final boolean andCode = msg.arg2 != 0; 1664 synchronized (mPackages) { 1665 if (userId == UserHandle.USER_ALL) { 1666 int[] users = sUserManager.getUserIds(); 1667 for (int user : users) { 1668 mSettings.addPackageToCleanLPw( 1669 new PackageCleanItem(user, packageName, andCode)); 1670 } 1671 } else { 1672 mSettings.addPackageToCleanLPw( 1673 new PackageCleanItem(userId, packageName, andCode)); 1674 } 1675 } 1676 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1677 startCleaningPackages(); 1678 } break; 1679 case POST_INSTALL: { 1680 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1681 1682 PostInstallData data = mRunningInstalls.get(msg.arg1); 1683 final boolean didRestore = (msg.arg2 != 0); 1684 mRunningInstalls.delete(msg.arg1); 1685 1686 if (data != null) { 1687 InstallArgs args = data.args; 1688 PackageInstalledInfo parentRes = data.res; 1689 1690 final boolean grantPermissions = (args.installFlags 1691 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1692 final boolean killApp = (args.installFlags 1693 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1694 final boolean virtualPreload = ((args.installFlags 1695 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1696 final String[] grantedPermissions = args.installGrantPermissions; 1697 1698 // Handle the parent package 1699 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1700 virtualPreload, grantedPermissions, didRestore, 1701 args.installerPackageName, args.observer); 1702 1703 // Handle the child packages 1704 final int childCount = (parentRes.addedChildPackages != null) 1705 ? parentRes.addedChildPackages.size() : 0; 1706 for (int i = 0; i < childCount; i++) { 1707 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1708 handlePackagePostInstall(childRes, grantPermissions, killApp, 1709 virtualPreload, grantedPermissions, false /*didRestore*/, 1710 args.installerPackageName, args.observer); 1711 } 1712 1713 // Log tracing if needed 1714 if (args.traceMethod != null) { 1715 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1716 args.traceCookie); 1717 } 1718 } else { 1719 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1720 } 1721 1722 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1723 } break; 1724 case WRITE_SETTINGS: { 1725 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1726 synchronized (mPackages) { 1727 removeMessages(WRITE_SETTINGS); 1728 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1729 mSettings.writeLPr(); 1730 mDirtyUsers.clear(); 1731 } 1732 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1733 } break; 1734 case WRITE_PACKAGE_RESTRICTIONS: { 1735 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1736 synchronized (mPackages) { 1737 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1738 for (int userId : mDirtyUsers) { 1739 mSettings.writePackageRestrictionsLPr(userId); 1740 } 1741 mDirtyUsers.clear(); 1742 } 1743 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1744 } break; 1745 case WRITE_PACKAGE_LIST: { 1746 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1747 synchronized (mPackages) { 1748 removeMessages(WRITE_PACKAGE_LIST); 1749 mSettings.writePackageListLPr(msg.arg1); 1750 } 1751 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1752 } break; 1753 case CHECK_PENDING_VERIFICATION: { 1754 final int verificationId = msg.arg1; 1755 final PackageVerificationState state = mPendingVerification.get(verificationId); 1756 1757 if ((state != null) && !state.timeoutExtended()) { 1758 final InstallArgs args = state.getInstallArgs(); 1759 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1760 1761 Slog.i(TAG, "Verification timed out for " + originUri); 1762 mPendingVerification.remove(verificationId); 1763 1764 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1765 1766 final UserHandle user = args.getUser(); 1767 if (getDefaultVerificationResponse(user) 1768 == PackageManager.VERIFICATION_ALLOW) { 1769 Slog.i(TAG, "Continuing with installation of " + originUri); 1770 state.setVerifierResponse(Binder.getCallingUid(), 1771 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1772 broadcastPackageVerified(verificationId, originUri, 1773 PackageManager.VERIFICATION_ALLOW, user); 1774 try { 1775 ret = args.copyApk(mContainerService, true); 1776 } catch (RemoteException e) { 1777 Slog.e(TAG, "Could not contact the ContainerService"); 1778 } 1779 } else { 1780 broadcastPackageVerified(verificationId, originUri, 1781 PackageManager.VERIFICATION_REJECT, user); 1782 } 1783 1784 Trace.asyncTraceEnd( 1785 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1786 1787 processPendingInstall(args, ret); 1788 mHandler.sendEmptyMessage(MCS_UNBIND); 1789 } 1790 break; 1791 } 1792 case PACKAGE_VERIFIED: { 1793 final int verificationId = msg.arg1; 1794 1795 final PackageVerificationState state = mPendingVerification.get(verificationId); 1796 if (state == null) { 1797 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1798 break; 1799 } 1800 1801 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1802 1803 state.setVerifierResponse(response.callerUid, response.code); 1804 1805 if (state.isVerificationComplete()) { 1806 mPendingVerification.remove(verificationId); 1807 1808 final InstallArgs args = state.getInstallArgs(); 1809 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1810 1811 int ret; 1812 if (state.isInstallAllowed()) { 1813 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1814 broadcastPackageVerified(verificationId, originUri, 1815 response.code, state.getInstallArgs().getUser()); 1816 try { 1817 ret = args.copyApk(mContainerService, true); 1818 } catch (RemoteException e) { 1819 Slog.e(TAG, "Could not contact the ContainerService"); 1820 } 1821 } else { 1822 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1823 } 1824 1825 Trace.asyncTraceEnd( 1826 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1827 1828 processPendingInstall(args, ret); 1829 mHandler.sendEmptyMessage(MCS_UNBIND); 1830 } 1831 1832 break; 1833 } 1834 case START_INTENT_FILTER_VERIFICATIONS: { 1835 IFVerificationParams params = (IFVerificationParams) msg.obj; 1836 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1837 params.replacing, params.pkg); 1838 break; 1839 } 1840 case INTENT_FILTER_VERIFIED: { 1841 final int verificationId = msg.arg1; 1842 1843 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1844 verificationId); 1845 if (state == null) { 1846 Slog.w(TAG, "Invalid IntentFilter verification token " 1847 + verificationId + " received"); 1848 break; 1849 } 1850 1851 final int userId = state.getUserId(); 1852 1853 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1854 "Processing IntentFilter verification with token:" 1855 + verificationId + " and userId:" + userId); 1856 1857 final IntentFilterVerificationResponse response = 1858 (IntentFilterVerificationResponse) msg.obj; 1859 1860 state.setVerifierResponse(response.callerUid, response.code); 1861 1862 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1863 "IntentFilter verification with token:" + verificationId 1864 + " and userId:" + userId 1865 + " is settings verifier response with response code:" 1866 + response.code); 1867 1868 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1869 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1870 + response.getFailedDomainsString()); 1871 } 1872 1873 if (state.isVerificationComplete()) { 1874 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1875 } else { 1876 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1877 "IntentFilter verification with token:" + verificationId 1878 + " was not said to be complete"); 1879 } 1880 1881 break; 1882 } 1883 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1884 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1885 mInstantAppResolverConnection, 1886 (InstantAppRequest) msg.obj, 1887 mInstantAppInstallerActivity, 1888 mHandler); 1889 } 1890 } 1891 } 1892 } 1893 1894 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1895 @Override 1896 public void onGidsChanged(int appId, int userId) { 1897 mHandler.post(new Runnable() { 1898 @Override 1899 public void run() { 1900 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1901 } 1902 }); 1903 } 1904 @Override 1905 public void onPermissionGranted(int uid, int userId) { 1906 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1907 1908 // Not critical; if this is lost, the application has to request again. 1909 synchronized (mPackages) { 1910 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1911 } 1912 } 1913 @Override 1914 public void onInstallPermissionGranted() { 1915 synchronized (mPackages) { 1916 scheduleWriteSettingsLocked(); 1917 } 1918 } 1919 @Override 1920 public void onPermissionRevoked(int uid, int userId) { 1921 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1922 1923 synchronized (mPackages) { 1924 // Critical; after this call the application should never have the permission 1925 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1926 } 1927 1928 final int appId = UserHandle.getAppId(uid); 1929 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1930 } 1931 @Override 1932 public void onInstallPermissionRevoked() { 1933 synchronized (mPackages) { 1934 scheduleWriteSettingsLocked(); 1935 } 1936 } 1937 @Override 1938 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1939 synchronized (mPackages) { 1940 for (int userId : updatedUserIds) { 1941 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1942 } 1943 } 1944 } 1945 @Override 1946 public void onInstallPermissionUpdated() { 1947 synchronized (mPackages) { 1948 scheduleWriteSettingsLocked(); 1949 } 1950 } 1951 @Override 1952 public void onPermissionRemoved() { 1953 synchronized (mPackages) { 1954 mSettings.writeLPr(); 1955 } 1956 } 1957 }; 1958 1959 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1960 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1961 boolean launchedForRestore, String installerPackage, 1962 IPackageInstallObserver2 installObserver) { 1963 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1964 // Send the removed broadcasts 1965 if (res.removedInfo != null) { 1966 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1967 } 1968 1969 // Now that we successfully installed the package, grant runtime 1970 // permissions if requested before broadcasting the install. Also 1971 // for legacy apps in permission review mode we clear the permission 1972 // review flag which is used to emulate runtime permissions for 1973 // legacy apps. 1974 if (grantPermissions) { 1975 final int callingUid = Binder.getCallingUid(); 1976 mPermissionManager.grantRequestedRuntimePermissions( 1977 res.pkg, res.newUsers, grantedPermissions, callingUid, 1978 mPermissionCallback); 1979 } 1980 1981 final boolean update = res.removedInfo != null 1982 && res.removedInfo.removedPackage != null; 1983 final String installerPackageName = 1984 res.installerPackageName != null 1985 ? res.installerPackageName 1986 : res.removedInfo != null 1987 ? res.removedInfo.installerPackageName 1988 : null; 1989 1990 // If this is the first time we have child packages for a disabled privileged 1991 // app that had no children, we grant requested runtime permissions to the new 1992 // children if the parent on the system image had them already granted. 1993 if (res.pkg.parentPackage != null) { 1994 final int callingUid = Binder.getCallingUid(); 1995 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1996 res.pkg, callingUid, mPermissionCallback); 1997 } 1998 1999 synchronized (mPackages) { 2000 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 2001 } 2002 2003 final String packageName = res.pkg.applicationInfo.packageName; 2004 2005 // Determine the set of users who are adding this package for 2006 // the first time vs. those who are seeing an update. 2007 int[] firstUserIds = EMPTY_INT_ARRAY; 2008 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 2009 int[] updateUserIds = EMPTY_INT_ARRAY; 2010 int[] instantUserIds = EMPTY_INT_ARRAY; 2011 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 2012 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 2013 for (int newUser : res.newUsers) { 2014 final boolean isInstantApp = ps.getInstantApp(newUser); 2015 if (allNewUsers) { 2016 if (isInstantApp) { 2017 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2018 } else { 2019 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2020 } 2021 continue; 2022 } 2023 boolean isNew = true; 2024 for (int origUser : res.origUsers) { 2025 if (origUser == newUser) { 2026 isNew = false; 2027 break; 2028 } 2029 } 2030 if (isNew) { 2031 if (isInstantApp) { 2032 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2033 } else { 2034 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2035 } 2036 } else { 2037 if (isInstantApp) { 2038 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2039 } else { 2040 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2041 } 2042 } 2043 } 2044 2045 // Send installed broadcasts if the package is not a static shared lib. 2046 if (res.pkg.staticSharedLibName == null) { 2047 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2048 2049 // Send added for users that see the package for the first time 2050 // sendPackageAddedForNewUsers also deals with system apps 2051 int appId = UserHandle.getAppId(res.uid); 2052 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2053 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2054 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2055 2056 // Send added for users that don't see the package for the first time 2057 Bundle extras = new Bundle(1); 2058 extras.putInt(Intent.EXTRA_UID, res.uid); 2059 if (update) { 2060 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2061 } 2062 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2063 extras, 0 /*flags*/, 2064 null /*targetPackage*/, null /*finishedReceiver*/, 2065 updateUserIds, instantUserIds); 2066 if (installerPackageName != null) { 2067 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2068 extras, 0 /*flags*/, 2069 installerPackageName, null /*finishedReceiver*/, 2070 updateUserIds, instantUserIds); 2071 } 2072 2073 // Send replaced for users that don't see the package for the first time 2074 if (update) { 2075 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2076 packageName, extras, 0 /*flags*/, 2077 null /*targetPackage*/, null /*finishedReceiver*/, 2078 updateUserIds, instantUserIds); 2079 if (installerPackageName != null) { 2080 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2081 extras, 0 /*flags*/, 2082 installerPackageName, null /*finishedReceiver*/, 2083 updateUserIds, instantUserIds); 2084 } 2085 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2086 null /*package*/, null /*extras*/, 0 /*flags*/, 2087 packageName /*targetPackage*/, 2088 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2089 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2090 // First-install and we did a restore, so we're responsible for the 2091 // first-launch broadcast. 2092 if (DEBUG_BACKUP) { 2093 Slog.i(TAG, "Post-restore of " + packageName 2094 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2095 } 2096 sendFirstLaunchBroadcast(packageName, installerPackage, 2097 firstUserIds, firstInstantUserIds); 2098 } 2099 2100 // Send broadcast package appeared if forward locked/external for all users 2101 // treat asec-hosted packages like removable media on upgrade 2102 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2103 if (DEBUG_INSTALL) { 2104 Slog.i(TAG, "upgrading pkg " + res.pkg 2105 + " is ASEC-hosted -> AVAILABLE"); 2106 } 2107 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2108 ArrayList<String> pkgList = new ArrayList<>(1); 2109 pkgList.add(packageName); 2110 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2111 } 2112 } 2113 2114 // Work that needs to happen on first install within each user 2115 if (firstUserIds != null && firstUserIds.length > 0) { 2116 synchronized (mPackages) { 2117 for (int userId : firstUserIds) { 2118 // If this app is a browser and it's newly-installed for some 2119 // users, clear any default-browser state in those users. The 2120 // app's nature doesn't depend on the user, so we can just check 2121 // its browser nature in any user and generalize. 2122 if (packageIsBrowser(packageName, userId)) { 2123 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2124 } 2125 2126 // We may also need to apply pending (restored) runtime 2127 // permission grants within these users. 2128 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2129 } 2130 } 2131 } 2132 2133 if (allNewUsers && !update) { 2134 notifyPackageAdded(packageName); 2135 } 2136 2137 // Log current value of "unknown sources" setting 2138 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2139 getUnknownSourcesSettings()); 2140 2141 // Remove the replaced package's older resources safely now 2142 // We delete after a gc for applications on sdcard. 2143 if (res.removedInfo != null && res.removedInfo.args != null) { 2144 Runtime.getRuntime().gc(); 2145 synchronized (mInstallLock) { 2146 res.removedInfo.args.doPostDeleteLI(true); 2147 } 2148 } else { 2149 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2150 // and not block here. 2151 VMRuntime.getRuntime().requestConcurrentGC(); 2152 } 2153 2154 // Notify DexManager that the package was installed for new users. 2155 // The updated users should already be indexed and the package code paths 2156 // should not change. 2157 // Don't notify the manager for ephemeral apps as they are not expected to 2158 // survive long enough to benefit of background optimizations. 2159 for (int userId : firstUserIds) { 2160 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2161 // There's a race currently where some install events may interleave with an uninstall. 2162 // This can lead to package info being null (b/36642664). 2163 if (info != null) { 2164 mDexManager.notifyPackageInstalled(info, userId); 2165 } 2166 } 2167 } 2168 2169 // If someone is watching installs - notify them 2170 if (installObserver != null) { 2171 try { 2172 Bundle extras = extrasForInstallResult(res); 2173 installObserver.onPackageInstalled(res.name, res.returnCode, 2174 res.returnMsg, extras); 2175 } catch (RemoteException e) { 2176 Slog.i(TAG, "Observer no longer exists."); 2177 } 2178 } 2179 } 2180 2181 private StorageEventListener mStorageListener = new StorageEventListener() { 2182 @Override 2183 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2184 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2185 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2186 final String volumeUuid = vol.getFsUuid(); 2187 2188 // Clean up any users or apps that were removed or recreated 2189 // while this volume was missing 2190 sUserManager.reconcileUsers(volumeUuid); 2191 reconcileApps(volumeUuid); 2192 2193 // Clean up any install sessions that expired or were 2194 // cancelled while this volume was missing 2195 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2196 2197 loadPrivatePackages(vol); 2198 2199 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2200 unloadPrivatePackages(vol); 2201 } 2202 } 2203 } 2204 2205 @Override 2206 public void onVolumeForgotten(String fsUuid) { 2207 if (TextUtils.isEmpty(fsUuid)) { 2208 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2209 return; 2210 } 2211 2212 // Remove any apps installed on the forgotten volume 2213 synchronized (mPackages) { 2214 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2215 for (PackageSetting ps : packages) { 2216 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2217 deletePackageVersioned(new VersionedPackage(ps.name, 2218 PackageManager.VERSION_CODE_HIGHEST), 2219 new LegacyPackageDeleteObserver(null).getBinder(), 2220 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2221 // Try very hard to release any references to this package 2222 // so we don't risk the system server being killed due to 2223 // open FDs 2224 AttributeCache.instance().removePackage(ps.name); 2225 } 2226 2227 mSettings.onVolumeForgotten(fsUuid); 2228 mSettings.writeLPr(); 2229 } 2230 } 2231 }; 2232 2233 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2234 Bundle extras = null; 2235 switch (res.returnCode) { 2236 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2237 extras = new Bundle(); 2238 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2239 res.origPermission); 2240 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2241 res.origPackage); 2242 break; 2243 } 2244 case PackageManager.INSTALL_SUCCEEDED: { 2245 extras = new Bundle(); 2246 extras.putBoolean(Intent.EXTRA_REPLACING, 2247 res.removedInfo != null && res.removedInfo.removedPackage != null); 2248 break; 2249 } 2250 } 2251 return extras; 2252 } 2253 2254 void scheduleWriteSettingsLocked() { 2255 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2256 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2257 } 2258 } 2259 2260 void scheduleWritePackageListLocked(int userId) { 2261 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2262 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2263 msg.arg1 = userId; 2264 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2265 } 2266 } 2267 2268 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2269 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2270 scheduleWritePackageRestrictionsLocked(userId); 2271 } 2272 2273 void scheduleWritePackageRestrictionsLocked(int userId) { 2274 final int[] userIds = (userId == UserHandle.USER_ALL) 2275 ? sUserManager.getUserIds() : new int[]{userId}; 2276 for (int nextUserId : userIds) { 2277 if (!sUserManager.exists(nextUserId)) return; 2278 mDirtyUsers.add(nextUserId); 2279 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2280 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2281 } 2282 } 2283 } 2284 2285 public static PackageManagerService main(Context context, Installer installer, 2286 boolean factoryTest, boolean onlyCore) { 2287 // Self-check for initial settings. 2288 PackageManagerServiceCompilerMapping.checkProperties(); 2289 2290 PackageManagerService m = new PackageManagerService(context, installer, 2291 factoryTest, onlyCore); 2292 m.enableSystemUserPackages(); 2293 ServiceManager.addService("package", m); 2294 final PackageManagerNative pmn = m.new PackageManagerNative(); 2295 ServiceManager.addService("package_native", pmn); 2296 return m; 2297 } 2298 2299 private void enableSystemUserPackages() { 2300 if (!UserManager.isSplitSystemUser()) { 2301 return; 2302 } 2303 // For system user, enable apps based on the following conditions: 2304 // - app is whitelisted or belong to one of these groups: 2305 // -- system app which has no launcher icons 2306 // -- system app which has INTERACT_ACROSS_USERS permission 2307 // -- system IME app 2308 // - app is not in the blacklist 2309 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2310 Set<String> enableApps = new ArraySet<>(); 2311 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2312 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2313 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2314 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2315 enableApps.addAll(wlApps); 2316 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2317 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2318 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2319 enableApps.removeAll(blApps); 2320 Log.i(TAG, "Applications installed for system user: " + enableApps); 2321 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2322 UserHandle.SYSTEM); 2323 final int allAppsSize = allAps.size(); 2324 synchronized (mPackages) { 2325 for (int i = 0; i < allAppsSize; i++) { 2326 String pName = allAps.get(i); 2327 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2328 // Should not happen, but we shouldn't be failing if it does 2329 if (pkgSetting == null) { 2330 continue; 2331 } 2332 boolean install = enableApps.contains(pName); 2333 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2334 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2335 + " for system user"); 2336 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2337 } 2338 } 2339 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2340 } 2341 } 2342 2343 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2344 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2345 Context.DISPLAY_SERVICE); 2346 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2347 } 2348 2349 /** 2350 * Requests that files preopted on a secondary system partition be copied to the data partition 2351 * if possible. Note that the actual copying of the files is accomplished by init for security 2352 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2353 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2354 */ 2355 private static void requestCopyPreoptedFiles() { 2356 final int WAIT_TIME_MS = 100; 2357 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2358 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2359 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2360 // We will wait for up to 100 seconds. 2361 final long timeStart = SystemClock.uptimeMillis(); 2362 final long timeEnd = timeStart + 100 * 1000; 2363 long timeNow = timeStart; 2364 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2365 try { 2366 Thread.sleep(WAIT_TIME_MS); 2367 } catch (InterruptedException e) { 2368 // Do nothing 2369 } 2370 timeNow = SystemClock.uptimeMillis(); 2371 if (timeNow > timeEnd) { 2372 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2373 Slog.wtf(TAG, "cppreopt did not finish!"); 2374 break; 2375 } 2376 } 2377 2378 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2379 } 2380 } 2381 2382 public PackageManagerService(Context context, Installer installer, 2383 boolean factoryTest, boolean onlyCore) { 2384 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2385 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2386 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2387 SystemClock.uptimeMillis()); 2388 2389 if (mSdkVersion <= 0) { 2390 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2391 } 2392 2393 mContext = context; 2394 2395 mFactoryTest = factoryTest; 2396 mOnlyCore = onlyCore; 2397 mMetrics = new DisplayMetrics(); 2398 mInstaller = installer; 2399 2400 // Create sub-components that provide services / data. Order here is important. 2401 synchronized (mInstallLock) { 2402 synchronized (mPackages) { 2403 // Expose private service for system components to use. 2404 LocalServices.addService( 2405 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2406 sUserManager = new UserManagerService(context, this, 2407 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2408 mPermissionManager = PermissionManagerService.create(context, 2409 new DefaultPermissionGrantedCallback() { 2410 @Override 2411 public void onDefaultRuntimePermissionsGranted(int userId) { 2412 synchronized(mPackages) { 2413 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2414 } 2415 } 2416 }, mPackages /*externalLock*/); 2417 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2418 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2419 } 2420 } 2421 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2422 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2423 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2424 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2425 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2426 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2427 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2428 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2429 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2430 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2431 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2432 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2433 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2434 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2435 2436 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2437 if (separateProcesses != null && separateProcesses.length() > 0) { 2438 if ("*".equals(separateProcesses)) { 2439 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2440 mSeparateProcesses = null; 2441 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2442 } else { 2443 mDefParseFlags = 0; 2444 mSeparateProcesses = separateProcesses.split(","); 2445 Slog.w(TAG, "Running with debug.separate_processes: " 2446 + separateProcesses); 2447 } 2448 } else { 2449 mDefParseFlags = 0; 2450 mSeparateProcesses = null; 2451 } 2452 2453 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2454 "*dexopt*"); 2455 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2456 installer, mInstallLock); 2457 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2458 dexManagerListener); 2459 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2460 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2461 2462 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2463 FgThread.get().getLooper()); 2464 2465 getDefaultDisplayMetrics(context, mMetrics); 2466 2467 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2468 SystemConfig systemConfig = SystemConfig.getInstance(); 2469 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2470 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2471 2472 mProtectedPackages = new ProtectedPackages(mContext); 2473 2474 synchronized (mInstallLock) { 2475 // writer 2476 synchronized (mPackages) { 2477 mHandlerThread = new ServiceThread(TAG, 2478 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2479 mHandlerThread.start(); 2480 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2481 mProcessLoggingHandler = new ProcessLoggingHandler(); 2482 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2483 mInstantAppRegistry = new InstantAppRegistry(this); 2484 2485 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2486 final int builtInLibCount = libConfig.size(); 2487 for (int i = 0; i < builtInLibCount; i++) { 2488 String name = libConfig.keyAt(i); 2489 String path = libConfig.valueAt(i); 2490 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2491 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2492 } 2493 2494 SELinuxMMAC.readInstallPolicy(); 2495 2496 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2497 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2498 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2499 2500 // Clean up orphaned packages for which the code path doesn't exist 2501 // and they are an update to a system app - caused by bug/32321269 2502 final int packageSettingCount = mSettings.mPackages.size(); 2503 for (int i = packageSettingCount - 1; i >= 0; i--) { 2504 PackageSetting ps = mSettings.mPackages.valueAt(i); 2505 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2506 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2507 mSettings.mPackages.removeAt(i); 2508 mSettings.enableSystemPackageLPw(ps.name); 2509 } 2510 } 2511 2512 if (mFirstBoot) { 2513 requestCopyPreoptedFiles(); 2514 } 2515 2516 String customResolverActivity = Resources.getSystem().getString( 2517 R.string.config_customResolverActivity); 2518 if (TextUtils.isEmpty(customResolverActivity)) { 2519 customResolverActivity = null; 2520 } else { 2521 mCustomResolverComponentName = ComponentName.unflattenFromString( 2522 customResolverActivity); 2523 } 2524 2525 long startTime = SystemClock.uptimeMillis(); 2526 2527 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2528 startTime); 2529 2530 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2531 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2532 2533 if (bootClassPath == null) { 2534 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2535 } 2536 2537 if (systemServerClassPath == null) { 2538 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2539 } 2540 2541 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2542 2543 final VersionInfo ver = mSettings.getInternalVersion(); 2544 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2545 if (mIsUpgrade) { 2546 logCriticalInfo(Log.INFO, 2547 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2548 } 2549 2550 // when upgrading from pre-M, promote system app permissions from install to runtime 2551 mPromoteSystemApps = 2552 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2553 2554 // When upgrading from pre-N, we need to handle package extraction like first boot, 2555 // as there is no profiling data available. 2556 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2557 2558 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2559 2560 // save off the names of pre-existing system packages prior to scanning; we don't 2561 // want to automatically grant runtime permissions for new system apps 2562 if (mPromoteSystemApps) { 2563 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2564 while (pkgSettingIter.hasNext()) { 2565 PackageSetting ps = pkgSettingIter.next(); 2566 if (isSystemApp(ps)) { 2567 mExistingSystemPackages.add(ps.name); 2568 } 2569 } 2570 } 2571 2572 mCacheDir = preparePackageParserCache(mIsUpgrade); 2573 2574 // Set flag to monitor and not change apk file paths when 2575 // scanning install directories. 2576 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2577 2578 if (mIsUpgrade || mFirstBoot) { 2579 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2580 } 2581 2582 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2583 // For security and version matching reason, only consider 2584 // overlay packages if they reside in the right directory. 2585 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2586 mDefParseFlags 2587 | PackageParser.PARSE_IS_SYSTEM_DIR, 2588 scanFlags 2589 | SCAN_AS_SYSTEM 2590 | SCAN_AS_VENDOR, 2591 0); 2592 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2593 mDefParseFlags 2594 | PackageParser.PARSE_IS_SYSTEM_DIR, 2595 scanFlags 2596 | SCAN_AS_SYSTEM 2597 | SCAN_AS_PRODUCT, 2598 0); 2599 2600 mParallelPackageParserCallback.findStaticOverlayPackages(); 2601 2602 // Find base frameworks (resource packages without code). 2603 scanDirTracedLI(frameworkDir, 2604 mDefParseFlags 2605 | PackageParser.PARSE_IS_SYSTEM_DIR, 2606 scanFlags 2607 | SCAN_NO_DEX 2608 | SCAN_AS_SYSTEM 2609 | SCAN_AS_PRIVILEGED, 2610 0); 2611 2612 // Collect privileged system packages. 2613 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2614 scanDirTracedLI(privilegedAppDir, 2615 mDefParseFlags 2616 | PackageParser.PARSE_IS_SYSTEM_DIR, 2617 scanFlags 2618 | SCAN_AS_SYSTEM 2619 | SCAN_AS_PRIVILEGED, 2620 0); 2621 2622 // Collect ordinary system packages. 2623 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2624 scanDirTracedLI(systemAppDir, 2625 mDefParseFlags 2626 | PackageParser.PARSE_IS_SYSTEM_DIR, 2627 scanFlags 2628 | SCAN_AS_SYSTEM, 2629 0); 2630 2631 // Collect privileged vendor packages. 2632 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2633 try { 2634 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2635 } catch (IOException e) { 2636 // failed to look up canonical path, continue with original one 2637 } 2638 scanDirTracedLI(privilegedVendorAppDir, 2639 mDefParseFlags 2640 | PackageParser.PARSE_IS_SYSTEM_DIR, 2641 scanFlags 2642 | SCAN_AS_SYSTEM 2643 | SCAN_AS_VENDOR 2644 | SCAN_AS_PRIVILEGED, 2645 0); 2646 2647 // Collect ordinary vendor packages. 2648 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2649 try { 2650 vendorAppDir = vendorAppDir.getCanonicalFile(); 2651 } catch (IOException e) { 2652 // failed to look up canonical path, continue with original one 2653 } 2654 scanDirTracedLI(vendorAppDir, 2655 mDefParseFlags 2656 | PackageParser.PARSE_IS_SYSTEM_DIR, 2657 scanFlags 2658 | SCAN_AS_SYSTEM 2659 | SCAN_AS_VENDOR, 2660 0); 2661 2662 // Collect privileged odm packages. /odm is another vendor partition 2663 // other than /vendor. 2664 File privilegedOdmAppDir = new File(Environment.getOdmDirectory(), 2665 "priv-app"); 2666 try { 2667 privilegedOdmAppDir = privilegedOdmAppDir.getCanonicalFile(); 2668 } catch (IOException e) { 2669 // failed to look up canonical path, continue with original one 2670 } 2671 scanDirTracedLI(privilegedOdmAppDir, 2672 mDefParseFlags 2673 | PackageParser.PARSE_IS_SYSTEM_DIR, 2674 scanFlags 2675 | SCAN_AS_SYSTEM 2676 | SCAN_AS_VENDOR 2677 | SCAN_AS_PRIVILEGED, 2678 0); 2679 2680 // Collect ordinary odm packages. /odm is another vendor partition 2681 // other than /vendor. 2682 File odmAppDir = new File(Environment.getOdmDirectory(), "app"); 2683 try { 2684 odmAppDir = odmAppDir.getCanonicalFile(); 2685 } catch (IOException e) { 2686 // failed to look up canonical path, continue with original one 2687 } 2688 scanDirTracedLI(odmAppDir, 2689 mDefParseFlags 2690 | PackageParser.PARSE_IS_SYSTEM_DIR, 2691 scanFlags 2692 | SCAN_AS_SYSTEM 2693 | SCAN_AS_VENDOR, 2694 0); 2695 2696 // Collect all OEM packages. 2697 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2698 scanDirTracedLI(oemAppDir, 2699 mDefParseFlags 2700 | PackageParser.PARSE_IS_SYSTEM_DIR, 2701 scanFlags 2702 | SCAN_AS_SYSTEM 2703 | SCAN_AS_OEM, 2704 0); 2705 2706 // Collected privileged product packages. 2707 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2708 try { 2709 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2710 } catch (IOException e) { 2711 // failed to look up canonical path, continue with original one 2712 } 2713 scanDirTracedLI(privilegedProductAppDir, 2714 mDefParseFlags 2715 | PackageParser.PARSE_IS_SYSTEM_DIR, 2716 scanFlags 2717 | SCAN_AS_SYSTEM 2718 | SCAN_AS_PRODUCT 2719 | SCAN_AS_PRIVILEGED, 2720 0); 2721 2722 // Collect ordinary product packages. 2723 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2724 try { 2725 productAppDir = productAppDir.getCanonicalFile(); 2726 } catch (IOException e) { 2727 // failed to look up canonical path, continue with original one 2728 } 2729 scanDirTracedLI(productAppDir, 2730 mDefParseFlags 2731 | PackageParser.PARSE_IS_SYSTEM_DIR, 2732 scanFlags 2733 | SCAN_AS_SYSTEM 2734 | SCAN_AS_PRODUCT, 2735 0); 2736 2737 // Prune any system packages that no longer exist. 2738 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2739 // Stub packages must either be replaced with full versions in the /data 2740 // partition or be disabled. 2741 final List<String> stubSystemApps = new ArrayList<>(); 2742 if (!mOnlyCore) { 2743 // do this first before mucking with mPackages for the "expecting better" case 2744 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2745 while (pkgIterator.hasNext()) { 2746 final PackageParser.Package pkg = pkgIterator.next(); 2747 if (pkg.isStub) { 2748 stubSystemApps.add(pkg.packageName); 2749 } 2750 } 2751 2752 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2753 while (psit.hasNext()) { 2754 PackageSetting ps = psit.next(); 2755 2756 /* 2757 * If this is not a system app, it can't be a 2758 * disable system app. 2759 */ 2760 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2761 continue; 2762 } 2763 2764 /* 2765 * If the package is scanned, it's not erased. 2766 */ 2767 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2768 if (scannedPkg != null) { 2769 /* 2770 * If the system app is both scanned and in the 2771 * disabled packages list, then it must have been 2772 * added via OTA. Remove it from the currently 2773 * scanned package so the previously user-installed 2774 * application can be scanned. 2775 */ 2776 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2777 logCriticalInfo(Log.WARN, 2778 "Expecting better updated system app for " + ps.name 2779 + "; removing system app. Last known" 2780 + " codePath=" + ps.codePathString 2781 + ", versionCode=" + ps.versionCode 2782 + "; scanned versionCode=" + scannedPkg.getLongVersionCode()); 2783 removePackageLI(scannedPkg, true); 2784 mExpectingBetter.put(ps.name, ps.codePath); 2785 } 2786 2787 continue; 2788 } 2789 2790 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2791 psit.remove(); 2792 logCriticalInfo(Log.WARN, "System package " + ps.name 2793 + " no longer exists; it's data will be wiped"); 2794 // Actual deletion of code and data will be handled by later 2795 // reconciliation step 2796 } else { 2797 // we still have a disabled system package, but, it still might have 2798 // been removed. check the code path still exists and check there's 2799 // still a package. the latter can happen if an OTA keeps the same 2800 // code path, but, changes the package name. 2801 final PackageSetting disabledPs = 2802 mSettings.getDisabledSystemPkgLPr(ps.name); 2803 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2804 || disabledPs.pkg == null) { 2805 possiblyDeletedUpdatedSystemApps.add(ps.name); 2806 } 2807 } 2808 } 2809 } 2810 2811 //delete tmp files 2812 deleteTempPackageFiles(); 2813 2814 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2815 2816 // Remove any shared userIDs that have no associated packages 2817 mSettings.pruneSharedUsersLPw(); 2818 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2819 final int systemPackagesCount = mPackages.size(); 2820 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2821 + " ms, packageCount: " + systemPackagesCount 2822 + " , timePerPackage: " 2823 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2824 + " , cached: " + cachedSystemApps); 2825 if (mIsUpgrade && systemPackagesCount > 0) { 2826 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2827 ((int) systemScanTime) / systemPackagesCount); 2828 } 2829 if (!mOnlyCore) { 2830 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2831 SystemClock.uptimeMillis()); 2832 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2833 2834 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2835 | PackageParser.PARSE_FORWARD_LOCK, 2836 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2837 2838 // Remove disable package settings for updated system apps that were 2839 // removed via an OTA. If the update is no longer present, remove the 2840 // app completely. Otherwise, revoke their system privileges. 2841 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2842 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2843 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2844 final String msg; 2845 if (deletedPkg == null) { 2846 // should have found an update, but, we didn't; remove everything 2847 msg = "Updated system package " + deletedAppName 2848 + " no longer exists; removing its data"; 2849 // Actual deletion of code and data will be handled by later 2850 // reconciliation step 2851 } else { 2852 // found an update; revoke system privileges 2853 msg = "Updated system package + " + deletedAppName 2854 + " no longer exists; revoking system privileges"; 2855 2856 // Don't do anything if a stub is removed from the system image. If 2857 // we were to remove the uncompressed version from the /data partition, 2858 // this is where it'd be done. 2859 2860 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2861 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2862 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2863 } 2864 logCriticalInfo(Log.WARN, msg); 2865 } 2866 2867 /* 2868 * Make sure all system apps that we expected to appear on 2869 * the userdata partition actually showed up. If they never 2870 * appeared, crawl back and revive the system version. 2871 */ 2872 for (int i = 0; i < mExpectingBetter.size(); i++) { 2873 final String packageName = mExpectingBetter.keyAt(i); 2874 if (!mPackages.containsKey(packageName)) { 2875 final File scanFile = mExpectingBetter.valueAt(i); 2876 2877 logCriticalInfo(Log.WARN, "Expected better " + packageName 2878 + " but never showed up; reverting to system"); 2879 2880 final @ParseFlags int reparseFlags; 2881 final @ScanFlags int rescanFlags; 2882 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2883 reparseFlags = 2884 mDefParseFlags | 2885 PackageParser.PARSE_IS_SYSTEM_DIR; 2886 rescanFlags = 2887 scanFlags 2888 | SCAN_AS_SYSTEM 2889 | SCAN_AS_PRIVILEGED; 2890 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2891 reparseFlags = 2892 mDefParseFlags | 2893 PackageParser.PARSE_IS_SYSTEM_DIR; 2894 rescanFlags = 2895 scanFlags 2896 | SCAN_AS_SYSTEM; 2897 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile) 2898 || FileUtils.contains(privilegedOdmAppDir, scanFile)) { 2899 reparseFlags = 2900 mDefParseFlags | 2901 PackageParser.PARSE_IS_SYSTEM_DIR; 2902 rescanFlags = 2903 scanFlags 2904 | SCAN_AS_SYSTEM 2905 | SCAN_AS_VENDOR 2906 | SCAN_AS_PRIVILEGED; 2907 } else if (FileUtils.contains(vendorAppDir, scanFile) 2908 || FileUtils.contains(odmAppDir, scanFile)) { 2909 reparseFlags = 2910 mDefParseFlags | 2911 PackageParser.PARSE_IS_SYSTEM_DIR; 2912 rescanFlags = 2913 scanFlags 2914 | SCAN_AS_SYSTEM 2915 | SCAN_AS_VENDOR; 2916 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2917 reparseFlags = 2918 mDefParseFlags | 2919 PackageParser.PARSE_IS_SYSTEM_DIR; 2920 rescanFlags = 2921 scanFlags 2922 | SCAN_AS_SYSTEM 2923 | SCAN_AS_OEM; 2924 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2925 reparseFlags = 2926 mDefParseFlags | 2927 PackageParser.PARSE_IS_SYSTEM_DIR; 2928 rescanFlags = 2929 scanFlags 2930 | SCAN_AS_SYSTEM 2931 | SCAN_AS_PRODUCT 2932 | SCAN_AS_PRIVILEGED; 2933 } else if (FileUtils.contains(productAppDir, scanFile)) { 2934 reparseFlags = 2935 mDefParseFlags | 2936 PackageParser.PARSE_IS_SYSTEM_DIR; 2937 rescanFlags = 2938 scanFlags 2939 | SCAN_AS_SYSTEM 2940 | SCAN_AS_PRODUCT; 2941 } else { 2942 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2943 continue; 2944 } 2945 2946 mSettings.enableSystemPackageLPw(packageName); 2947 2948 try { 2949 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2950 } catch (PackageManagerException e) { 2951 Slog.e(TAG, "Failed to parse original system package: " 2952 + e.getMessage()); 2953 } 2954 } 2955 } 2956 2957 // Uncompress and install any stubbed system applications. 2958 // This must be done last to ensure all stubs are replaced or disabled. 2959 decompressSystemApplications(stubSystemApps, scanFlags); 2960 2961 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2962 - cachedSystemApps; 2963 2964 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2965 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2966 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2967 + " ms, packageCount: " + dataPackagesCount 2968 + " , timePerPackage: " 2969 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2970 + " , cached: " + cachedNonSystemApps); 2971 if (mIsUpgrade && dataPackagesCount > 0) { 2972 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2973 ((int) dataScanTime) / dataPackagesCount); 2974 } 2975 } 2976 mExpectingBetter.clear(); 2977 2978 // Resolve the storage manager. 2979 mStorageManagerPackage = getStorageManagerPackageName(); 2980 2981 // Resolve protected action filters. Only the setup wizard is allowed to 2982 // have a high priority filter for these actions. 2983 mSetupWizardPackage = getSetupWizardPackageName(); 2984 if (mProtectedFilters.size() > 0) { 2985 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2986 Slog.i(TAG, "No setup wizard;" 2987 + " All protected intents capped to priority 0"); 2988 } 2989 for (ActivityIntentInfo filter : mProtectedFilters) { 2990 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2991 if (DEBUG_FILTERS) { 2992 Slog.i(TAG, "Found setup wizard;" 2993 + " allow priority " + filter.getPriority() + ";" 2994 + " package: " + filter.activity.info.packageName 2995 + " activity: " + filter.activity.className 2996 + " priority: " + filter.getPriority()); 2997 } 2998 // skip setup wizard; allow it to keep the high priority filter 2999 continue; 3000 } 3001 if (DEBUG_FILTERS) { 3002 Slog.i(TAG, "Protected action; cap priority to 0;" 3003 + " package: " + filter.activity.info.packageName 3004 + " activity: " + filter.activity.className 3005 + " origPrio: " + filter.getPriority()); 3006 } 3007 filter.setPriority(0); 3008 } 3009 } 3010 3011 mSystemTextClassifierPackage = getSystemTextClassifierPackageName(); 3012 3013 mDeferProtectedFilters = false; 3014 mProtectedFilters.clear(); 3015 3016 // Now that we know all of the shared libraries, update all clients to have 3017 // the correct library paths. 3018 updateAllSharedLibrariesLPw(null); 3019 3020 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 3021 // NOTE: We ignore potential failures here during a system scan (like 3022 // the rest of the commands above) because there's precious little we 3023 // can do about it. A settings error is reported, though. 3024 final List<String> changedAbiCodePath = 3025 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 3026 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 3027 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 3028 final String codePathString = changedAbiCodePath.get(i); 3029 try { 3030 mInstaller.rmdex(codePathString, 3031 getDexCodeInstructionSet(getPreferredInstructionSet())); 3032 } catch (InstallerException ignored) { 3033 } 3034 } 3035 } 3036 // Adjust seInfo to ensure apps which share a sharedUserId are placed in the same 3037 // SELinux domain. 3038 setting.fixSeInfoLocked(); 3039 } 3040 3041 // Now that we know all the packages we are keeping, 3042 // read and update their last usage times. 3043 mPackageUsage.read(mPackages); 3044 mCompilerStats.read(); 3045 3046 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 3047 SystemClock.uptimeMillis()); 3048 Slog.i(TAG, "Time to scan packages: " 3049 + ((SystemClock.uptimeMillis()-startTime)/1000f) 3050 + " seconds"); 3051 3052 // If the platform SDK has changed since the last time we booted, 3053 // we need to re-grant app permission to catch any new ones that 3054 // appear. This is really a hack, and means that apps can in some 3055 // cases get permissions that the user didn't initially explicitly 3056 // allow... it would be nice to have some better way to handle 3057 // this situation. 3058 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 3059 if (sdkUpdated) { 3060 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 3061 + mSdkVersion + "; regranting permissions for internal storage"); 3062 } 3063 mPermissionManager.updateAllPermissions( 3064 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3065 mPermissionCallback); 3066 ver.sdkVersion = mSdkVersion; 3067 3068 // If this is the first boot or an update from pre-M, and it is a normal 3069 // boot, then we need to initialize the default preferred apps across 3070 // all defined users. 3071 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3072 for (UserInfo user : sUserManager.getUsers(true)) { 3073 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3074 applyFactoryDefaultBrowserLPw(user.id); 3075 primeDomainVerificationsLPw(user.id); 3076 } 3077 } 3078 3079 // Prepare storage for system user really early during boot, 3080 // since core system apps like SettingsProvider and SystemUI 3081 // can't wait for user to start 3082 final int storageFlags; 3083 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3084 storageFlags = StorageManager.FLAG_STORAGE_DE; 3085 } else { 3086 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3087 } 3088 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3089 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3090 true /* onlyCoreApps */); 3091 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3092 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3093 Trace.TRACE_TAG_PACKAGE_MANAGER); 3094 traceLog.traceBegin("AppDataFixup"); 3095 try { 3096 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3097 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3098 } catch (InstallerException e) { 3099 Slog.w(TAG, "Trouble fixing GIDs", e); 3100 } 3101 traceLog.traceEnd(); 3102 3103 traceLog.traceBegin("AppDataPrepare"); 3104 if (deferPackages == null || deferPackages.isEmpty()) { 3105 return; 3106 } 3107 int count = 0; 3108 for (String pkgName : deferPackages) { 3109 PackageParser.Package pkg = null; 3110 synchronized (mPackages) { 3111 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3112 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3113 pkg = ps.pkg; 3114 } 3115 } 3116 if (pkg != null) { 3117 synchronized (mInstallLock) { 3118 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3119 true /* maybeMigrateAppData */); 3120 } 3121 count++; 3122 } 3123 } 3124 traceLog.traceEnd(); 3125 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3126 }, "prepareAppData"); 3127 3128 // If this is first boot after an OTA, and a normal boot, then 3129 // we need to clear code cache directories. 3130 // Note that we do *not* clear the application profiles. These remain valid 3131 // across OTAs and are used to drive profile verification (post OTA) and 3132 // profile compilation (without waiting to collect a fresh set of profiles). 3133 if (mIsUpgrade && !onlyCore) { 3134 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3135 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3136 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3137 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3138 // No apps are running this early, so no need to freeze 3139 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3140 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3141 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3142 } 3143 } 3144 ver.fingerprint = Build.FINGERPRINT; 3145 } 3146 3147 checkDefaultBrowser(); 3148 3149 // clear only after permissions and other defaults have been updated 3150 mExistingSystemPackages.clear(); 3151 mPromoteSystemApps = false; 3152 3153 // All the changes are done during package scanning. 3154 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3155 3156 // can downgrade to reader 3157 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3158 mSettings.writeLPr(); 3159 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3160 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3161 SystemClock.uptimeMillis()); 3162 3163 if (!mOnlyCore) { 3164 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3165 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3166 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3167 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3168 if (mIntentFilterVerifierComponent != null) { 3169 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3170 mIntentFilterVerifierComponent); 3171 } else { 3172 mIntentFilterVerifier = null; 3173 } 3174 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3175 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3176 SharedLibraryInfo.VERSION_UNDEFINED); 3177 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3178 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3179 SharedLibraryInfo.VERSION_UNDEFINED); 3180 } else { 3181 mRequiredVerifierPackage = null; 3182 mRequiredInstallerPackage = null; 3183 mRequiredUninstallerPackage = null; 3184 mIntentFilterVerifierComponent = null; 3185 mIntentFilterVerifier = null; 3186 mServicesSystemSharedLibraryPackageName = null; 3187 mSharedSystemSharedLibraryPackageName = null; 3188 } 3189 3190 mInstallerService = new PackageInstallerService(context, this); 3191 final Pair<ComponentName, String> instantAppResolverComponent = 3192 getInstantAppResolverLPr(); 3193 if (instantAppResolverComponent != null) { 3194 if (DEBUG_INSTANT) { 3195 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3196 } 3197 mInstantAppResolverConnection = new InstantAppResolverConnection( 3198 mContext, instantAppResolverComponent.first, 3199 instantAppResolverComponent.second); 3200 mInstantAppResolverSettingsComponent = 3201 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3202 } else { 3203 mInstantAppResolverConnection = null; 3204 mInstantAppResolverSettingsComponent = null; 3205 } 3206 updateInstantAppInstallerLocked(null); 3207 3208 // Read and update the usage of dex files. 3209 // Do this at the end of PM init so that all the packages have their 3210 // data directory reconciled. 3211 // At this point we know the code paths of the packages, so we can validate 3212 // the disk file and build the internal cache. 3213 // The usage file is expected to be small so loading and verifying it 3214 // should take a fairly small time compare to the other activities (e.g. package 3215 // scanning). 3216 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3217 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3218 for (int userId : currentUserIds) { 3219 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3220 } 3221 mDexManager.load(userPackages); 3222 if (mIsUpgrade) { 3223 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3224 (int) (SystemClock.uptimeMillis() - startTime)); 3225 } 3226 } // synchronized (mPackages) 3227 } // synchronized (mInstallLock) 3228 3229 // Now after opening every single application zip, make sure they 3230 // are all flushed. Not really needed, but keeps things nice and 3231 // tidy. 3232 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3233 Runtime.getRuntime().gc(); 3234 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3235 3236 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3237 FallbackCategoryProvider.loadFallbacks(); 3238 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3239 3240 // The initial scanning above does many calls into installd while 3241 // holding the mPackages lock, but we're mostly interested in yelling 3242 // once we have a booted system. 3243 mInstaller.setWarnIfHeld(mPackages); 3244 3245 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3246 } 3247 3248 /** 3249 * Uncompress and install stub applications. 3250 * <p>In order to save space on the system partition, some applications are shipped in a 3251 * compressed form. In addition the compressed bits for the full application, the 3252 * system image contains a tiny stub comprised of only the Android manifest. 3253 * <p>During the first boot, attempt to uncompress and install the full application. If 3254 * the application can't be installed for any reason, disable the stub and prevent 3255 * uncompressing the full application during future boots. 3256 * <p>In order to forcefully attempt an installation of a full application, go to app 3257 * settings and enable the application. 3258 */ 3259 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3260 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3261 final String pkgName = stubSystemApps.get(i); 3262 // skip if the system package is already disabled 3263 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3264 stubSystemApps.remove(i); 3265 continue; 3266 } 3267 // skip if the package isn't installed (?!); this should never happen 3268 final PackageParser.Package pkg = mPackages.get(pkgName); 3269 if (pkg == null) { 3270 stubSystemApps.remove(i); 3271 continue; 3272 } 3273 // skip if the package has been disabled by the user 3274 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3275 if (ps != null) { 3276 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3277 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3278 stubSystemApps.remove(i); 3279 continue; 3280 } 3281 } 3282 3283 if (DEBUG_COMPRESSION) { 3284 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3285 } 3286 3287 // uncompress the binary to its eventual destination on /data 3288 final File scanFile = decompressPackage(pkg); 3289 if (scanFile == null) { 3290 continue; 3291 } 3292 3293 // install the package to replace the stub on /system 3294 try { 3295 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3296 removePackageLI(pkg, true /*chatty*/); 3297 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3298 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3299 UserHandle.USER_SYSTEM, "android"); 3300 stubSystemApps.remove(i); 3301 continue; 3302 } catch (PackageManagerException e) { 3303 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3304 } 3305 3306 // any failed attempt to install the package will be cleaned up later 3307 } 3308 3309 // disable any stub still left; these failed to install the full application 3310 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3311 final String pkgName = stubSystemApps.get(i); 3312 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3313 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3314 UserHandle.USER_SYSTEM, "android"); 3315 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3316 } 3317 } 3318 3319 /** 3320 * Decompresses the given package on the system image onto 3321 * the /data partition. 3322 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3323 */ 3324 private File decompressPackage(PackageParser.Package pkg) { 3325 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3326 if (compressedFiles == null || compressedFiles.length == 0) { 3327 if (DEBUG_COMPRESSION) { 3328 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3329 } 3330 return null; 3331 } 3332 final File dstCodePath = 3333 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3334 int ret = PackageManager.INSTALL_SUCCEEDED; 3335 try { 3336 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3337 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3338 for (File srcFile : compressedFiles) { 3339 final String srcFileName = srcFile.getName(); 3340 final String dstFileName = srcFileName.substring( 3341 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3342 final File dstFile = new File(dstCodePath, dstFileName); 3343 ret = decompressFile(srcFile, dstFile); 3344 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3345 logCriticalInfo(Log.ERROR, "Failed to decompress" 3346 + "; pkg: " + pkg.packageName 3347 + ", file: " + dstFileName); 3348 break; 3349 } 3350 } 3351 } catch (ErrnoException e) { 3352 logCriticalInfo(Log.ERROR, "Failed to decompress" 3353 + "; pkg: " + pkg.packageName 3354 + ", err: " + e.errno); 3355 } 3356 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3357 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3358 NativeLibraryHelper.Handle handle = null; 3359 try { 3360 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3361 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3362 null /*abiOverride*/); 3363 } catch (IOException e) { 3364 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3365 + "; pkg: " + pkg.packageName); 3366 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3367 } finally { 3368 IoUtils.closeQuietly(handle); 3369 } 3370 } 3371 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3372 if (dstCodePath == null || !dstCodePath.exists()) { 3373 return null; 3374 } 3375 removeCodePathLI(dstCodePath); 3376 return null; 3377 } 3378 3379 return dstCodePath; 3380 } 3381 3382 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3383 // we're only interested in updating the installer appliction when 1) it's not 3384 // already set or 2) the modified package is the installer 3385 if (mInstantAppInstallerActivity != null 3386 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3387 .equals(modifiedPackage)) { 3388 return; 3389 } 3390 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3391 } 3392 3393 private static File preparePackageParserCache(boolean isUpgrade) { 3394 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3395 return null; 3396 } 3397 3398 // Disable package parsing on eng builds to allow for faster incremental development. 3399 if (Build.IS_ENG) { 3400 return null; 3401 } 3402 3403 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3404 Slog.i(TAG, "Disabling package parser cache due to system property."); 3405 return null; 3406 } 3407 3408 // The base directory for the package parser cache lives under /data/system/. 3409 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3410 "package_cache"); 3411 if (cacheBaseDir == null) { 3412 return null; 3413 } 3414 3415 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3416 // This also serves to "GC" unused entries when the package cache version changes (which 3417 // can only happen during upgrades). 3418 if (isUpgrade) { 3419 FileUtils.deleteContents(cacheBaseDir); 3420 } 3421 3422 3423 // Return the versioned package cache directory. This is something like 3424 // "/data/system/package_cache/1" 3425 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3426 3427 if (cacheDir == null) { 3428 // Something went wrong. Attempt to delete everything and return. 3429 Slog.wtf(TAG, "Cache directory cannot be created - wiping base dir " + cacheBaseDir); 3430 FileUtils.deleteContentsAndDir(cacheBaseDir); 3431 return null; 3432 } 3433 3434 // The following is a workaround to aid development on non-numbered userdebug 3435 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3436 // the system partition is newer. 3437 // 3438 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3439 // that starts with "eng." to signify that this is an engineering build and not 3440 // destined for release. 3441 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3442 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3443 3444 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3445 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3446 // in general and should not be used for production changes. In this specific case, 3447 // we know that they will work. 3448 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3449 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3450 FileUtils.deleteContents(cacheBaseDir); 3451 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3452 } 3453 } 3454 3455 return cacheDir; 3456 } 3457 3458 @Override 3459 public boolean isFirstBoot() { 3460 // allow instant applications 3461 return mFirstBoot; 3462 } 3463 3464 @Override 3465 public boolean isOnlyCoreApps() { 3466 // allow instant applications 3467 return mOnlyCore; 3468 } 3469 3470 @Override 3471 public boolean isUpgrade() { 3472 // allow instant applications 3473 // The system property allows testing ota flow when upgraded to the same image. 3474 return mIsUpgrade || SystemProperties.getBoolean( 3475 "persist.pm.mock-upgrade", false /* default */); 3476 } 3477 3478 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3479 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3480 3481 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3482 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3483 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3484 if (matches.size() == 1) { 3485 return matches.get(0).getComponentInfo().packageName; 3486 } else if (matches.size() == 0) { 3487 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3488 return null; 3489 } 3490 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3491 } 3492 3493 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3494 synchronized (mPackages) { 3495 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3496 if (libraryEntry == null) { 3497 throw new IllegalStateException("Missing required shared library:" + name); 3498 } 3499 return libraryEntry.apk; 3500 } 3501 } 3502 3503 private @NonNull String getRequiredInstallerLPr() { 3504 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3505 intent.addCategory(Intent.CATEGORY_DEFAULT); 3506 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3507 3508 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3509 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3510 UserHandle.USER_SYSTEM); 3511 if (matches.size() == 1) { 3512 ResolveInfo resolveInfo = matches.get(0); 3513 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3514 throw new RuntimeException("The installer must be a privileged app"); 3515 } 3516 return matches.get(0).getComponentInfo().packageName; 3517 } else { 3518 throw new RuntimeException("There must be exactly one installer; found " + matches); 3519 } 3520 } 3521 3522 private @NonNull String getRequiredUninstallerLPr() { 3523 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3524 intent.addCategory(Intent.CATEGORY_DEFAULT); 3525 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3526 3527 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3528 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3529 UserHandle.USER_SYSTEM); 3530 if (resolveInfo == null || 3531 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3532 throw new RuntimeException("There must be exactly one uninstaller; found " 3533 + resolveInfo); 3534 } 3535 return resolveInfo.getComponentInfo().packageName; 3536 } 3537 3538 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3539 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3540 3541 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3542 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3543 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3544 ResolveInfo best = null; 3545 final int N = matches.size(); 3546 for (int i = 0; i < N; i++) { 3547 final ResolveInfo cur = matches.get(i); 3548 final String packageName = cur.getComponentInfo().packageName; 3549 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3550 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3551 continue; 3552 } 3553 3554 if (best == null || cur.priority > best.priority) { 3555 best = cur; 3556 } 3557 } 3558 3559 if (best != null) { 3560 return best.getComponentInfo().getComponentName(); 3561 } 3562 Slog.w(TAG, "Intent filter verifier not found"); 3563 return null; 3564 } 3565 3566 @Override 3567 public @Nullable ComponentName getInstantAppResolverComponent() { 3568 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3569 return null; 3570 } 3571 synchronized (mPackages) { 3572 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3573 if (instantAppResolver == null) { 3574 return null; 3575 } 3576 return instantAppResolver.first; 3577 } 3578 } 3579 3580 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3581 final String[] packageArray = 3582 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3583 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3584 if (DEBUG_INSTANT) { 3585 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3586 } 3587 return null; 3588 } 3589 3590 final int callingUid = Binder.getCallingUid(); 3591 final int resolveFlags = 3592 MATCH_DIRECT_BOOT_AWARE 3593 | MATCH_DIRECT_BOOT_UNAWARE 3594 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3595 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3596 final Intent resolverIntent = new Intent(actionName); 3597 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3598 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3599 final int N = resolvers.size(); 3600 if (N == 0) { 3601 if (DEBUG_INSTANT) { 3602 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3603 } 3604 return null; 3605 } 3606 3607 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3608 for (int i = 0; i < N; i++) { 3609 final ResolveInfo info = resolvers.get(i); 3610 3611 if (info.serviceInfo == null) { 3612 continue; 3613 } 3614 3615 final String packageName = info.serviceInfo.packageName; 3616 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3617 if (DEBUG_INSTANT) { 3618 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3619 + " pkg: " + packageName + ", info:" + info); 3620 } 3621 continue; 3622 } 3623 3624 if (DEBUG_INSTANT) { 3625 Slog.v(TAG, "Ephemeral resolver found;" 3626 + " pkg: " + packageName + ", info:" + info); 3627 } 3628 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3629 } 3630 if (DEBUG_INSTANT) { 3631 Slog.v(TAG, "Ephemeral resolver NOT found"); 3632 } 3633 return null; 3634 } 3635 3636 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3637 String[] orderedActions = Build.IS_ENG 3638 ? new String[]{ 3639 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3640 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE} 3641 : new String[]{ 3642 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE}; 3643 3644 final int resolveFlags = 3645 MATCH_DIRECT_BOOT_AWARE 3646 | MATCH_DIRECT_BOOT_UNAWARE 3647 | Intent.FLAG_IGNORE_EPHEMERAL 3648 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3649 final Intent intent = new Intent(); 3650 intent.addCategory(Intent.CATEGORY_DEFAULT); 3651 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3652 List<ResolveInfo> matches = null; 3653 for (String action : orderedActions) { 3654 intent.setAction(action); 3655 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3656 resolveFlags, UserHandle.USER_SYSTEM); 3657 if (matches.isEmpty()) { 3658 if (DEBUG_INSTANT) { 3659 Slog.d(TAG, "Instant App installer not found with " + action); 3660 } 3661 } else { 3662 break; 3663 } 3664 } 3665 Iterator<ResolveInfo> iter = matches.iterator(); 3666 while (iter.hasNext()) { 3667 final ResolveInfo rInfo = iter.next(); 3668 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3669 if (ps != null) { 3670 final PermissionsState permissionsState = ps.getPermissionsState(); 3671 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3672 || Build.IS_ENG) { 3673 continue; 3674 } 3675 } 3676 iter.remove(); 3677 } 3678 if (matches.size() == 0) { 3679 return null; 3680 } else if (matches.size() == 1) { 3681 return (ActivityInfo) matches.get(0).getComponentInfo(); 3682 } else { 3683 throw new RuntimeException( 3684 "There must be at most one ephemeral installer; found " + matches); 3685 } 3686 } 3687 3688 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3689 @NonNull ComponentName resolver) { 3690 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3691 .addCategory(Intent.CATEGORY_DEFAULT) 3692 .setPackage(resolver.getPackageName()); 3693 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3694 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3695 UserHandle.USER_SYSTEM); 3696 if (matches.isEmpty()) { 3697 return null; 3698 } 3699 return matches.get(0).getComponentInfo().getComponentName(); 3700 } 3701 3702 private void primeDomainVerificationsLPw(int userId) { 3703 if (DEBUG_DOMAIN_VERIFICATION) { 3704 Slog.d(TAG, "Priming domain verifications in user " + userId); 3705 } 3706 3707 SystemConfig systemConfig = SystemConfig.getInstance(); 3708 ArraySet<String> packages = systemConfig.getLinkedApps(); 3709 3710 for (String packageName : packages) { 3711 PackageParser.Package pkg = mPackages.get(packageName); 3712 if (pkg != null) { 3713 if (!pkg.isSystem()) { 3714 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3715 continue; 3716 } 3717 3718 ArraySet<String> domains = null; 3719 for (PackageParser.Activity a : pkg.activities) { 3720 for (ActivityIntentInfo filter : a.intents) { 3721 if (hasValidDomains(filter)) { 3722 if (domains == null) { 3723 domains = new ArraySet<String>(); 3724 } 3725 domains.addAll(filter.getHostsList()); 3726 } 3727 } 3728 } 3729 3730 if (domains != null && domains.size() > 0) { 3731 if (DEBUG_DOMAIN_VERIFICATION) { 3732 Slog.v(TAG, " + " + packageName); 3733 } 3734 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3735 // state w.r.t. the formal app-linkage "no verification attempted" state; 3736 // and then 'always' in the per-user state actually used for intent resolution. 3737 final IntentFilterVerificationInfo ivi; 3738 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3739 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3740 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3741 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3742 } else { 3743 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3744 + "' does not handle web links"); 3745 } 3746 } else { 3747 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3748 } 3749 } 3750 3751 scheduleWritePackageRestrictionsLocked(userId); 3752 scheduleWriteSettingsLocked(); 3753 } 3754 3755 private void applyFactoryDefaultBrowserLPw(int userId) { 3756 // The default browser app's package name is stored in a string resource, 3757 // with a product-specific overlay used for vendor customization. 3758 String browserPkg = mContext.getResources().getString( 3759 com.android.internal.R.string.default_browser); 3760 if (!TextUtils.isEmpty(browserPkg)) { 3761 // non-empty string => required to be a known package 3762 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3763 if (ps == null) { 3764 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3765 browserPkg = null; 3766 } else { 3767 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3768 } 3769 } 3770 3771 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3772 // default. If there's more than one, just leave everything alone. 3773 if (browserPkg == null) { 3774 calculateDefaultBrowserLPw(userId); 3775 } 3776 } 3777 3778 private void calculateDefaultBrowserLPw(int userId) { 3779 List<String> allBrowsers = resolveAllBrowserApps(userId); 3780 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3781 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3782 } 3783 3784 private List<String> resolveAllBrowserApps(int userId) { 3785 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3786 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3787 PackageManager.MATCH_ALL, userId); 3788 3789 final int count = list.size(); 3790 List<String> result = new ArrayList<String>(count); 3791 for (int i=0; i<count; i++) { 3792 ResolveInfo info = list.get(i); 3793 if (info.activityInfo == null 3794 || !info.handleAllWebDataURI 3795 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3796 || result.contains(info.activityInfo.packageName)) { 3797 continue; 3798 } 3799 result.add(info.activityInfo.packageName); 3800 } 3801 3802 return result; 3803 } 3804 3805 private boolean packageIsBrowser(String packageName, int userId) { 3806 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3807 PackageManager.MATCH_ALL, userId); 3808 final int N = list.size(); 3809 for (int i = 0; i < N; i++) { 3810 ResolveInfo info = list.get(i); 3811 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3812 return true; 3813 } 3814 } 3815 return false; 3816 } 3817 3818 private void checkDefaultBrowser() { 3819 final int myUserId = UserHandle.myUserId(); 3820 final String packageName = getDefaultBrowserPackageName(myUserId); 3821 if (packageName != null) { 3822 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3823 if (info == null) { 3824 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3825 synchronized (mPackages) { 3826 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3827 } 3828 } 3829 } 3830 } 3831 3832 @Override 3833 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3834 throws RemoteException { 3835 try { 3836 return super.onTransact(code, data, reply, flags); 3837 } catch (RuntimeException e) { 3838 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3839 Slog.wtf(TAG, "Package Manager Crash", e); 3840 } 3841 throw e; 3842 } 3843 } 3844 3845 static int[] appendInts(int[] cur, int[] add) { 3846 if (add == null) return cur; 3847 if (cur == null) return add; 3848 final int N = add.length; 3849 for (int i=0; i<N; i++) { 3850 cur = appendInt(cur, add[i]); 3851 } 3852 return cur; 3853 } 3854 3855 /** 3856 * Returns whether or not a full application can see an instant application. 3857 * <p> 3858 * Currently, there are three cases in which this can occur: 3859 * <ol> 3860 * <li>The calling application is a "special" process. Special processes 3861 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3862 * <li>The calling application has the permission 3863 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3864 * <li>The calling application is the default launcher on the 3865 * system partition.</li> 3866 * </ol> 3867 */ 3868 private boolean canViewInstantApps(int callingUid, int userId) { 3869 if (callingUid < Process.FIRST_APPLICATION_UID) { 3870 return true; 3871 } 3872 if (mContext.checkCallingOrSelfPermission( 3873 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3874 return true; 3875 } 3876 if (mContext.checkCallingOrSelfPermission( 3877 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3878 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3879 if (homeComponent != null 3880 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3881 return true; 3882 } 3883 } 3884 return false; 3885 } 3886 3887 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3888 if (!sUserManager.exists(userId)) return null; 3889 if (ps == null) { 3890 return null; 3891 } 3892 final int callingUid = Binder.getCallingUid(); 3893 // Filter out ephemeral app metadata: 3894 // * The system/shell/root can see metadata for any app 3895 // * An installed app can see metadata for 1) other installed apps 3896 // and 2) ephemeral apps that have explicitly interacted with it 3897 // * Ephemeral apps can only see their own data and exposed installed apps 3898 // * Holding a signature permission allows seeing instant apps 3899 if (filterAppAccessLPr(ps, callingUid, userId)) { 3900 return null; 3901 } 3902 3903 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3904 && ps.isSystem()) { 3905 flags |= MATCH_ANY_USER; 3906 } 3907 3908 final PackageUserState state = ps.readUserState(userId); 3909 PackageParser.Package p = ps.pkg; 3910 if (p != null) { 3911 final PermissionsState permissionsState = ps.getPermissionsState(); 3912 3913 // Compute GIDs only if requested 3914 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3915 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3916 // Compute granted permissions only if package has requested permissions 3917 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3918 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3919 3920 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3921 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3922 3923 if (packageInfo == null) { 3924 return null; 3925 } 3926 3927 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3928 resolveExternalPackageNameLPr(p); 3929 3930 return packageInfo; 3931 } else if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 && state.isAvailable(flags)) { 3932 PackageInfo pi = new PackageInfo(); 3933 pi.packageName = ps.name; 3934 pi.setLongVersionCode(ps.versionCode); 3935 pi.sharedUserId = (ps.sharedUser != null) ? ps.sharedUser.name : null; 3936 pi.firstInstallTime = ps.firstInstallTime; 3937 pi.lastUpdateTime = ps.lastUpdateTime; 3938 3939 ApplicationInfo ai = new ApplicationInfo(); 3940 ai.packageName = ps.name; 3941 ai.uid = UserHandle.getUid(userId, ps.appId); 3942 ai.primaryCpuAbi = ps.primaryCpuAbiString; 3943 ai.secondaryCpuAbi = ps.secondaryCpuAbiString; 3944 ai.versionCode = ps.versionCode; 3945 ai.flags = ps.pkgFlags; 3946 ai.privateFlags = ps.pkgPrivateFlags; 3947 pi.applicationInfo = PackageParser.generateApplicationInfo(ai, flags, state, userId); 3948 3949 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "ps.pkg is n/a for [" 3950 + ps.name + "]. Provides a minimum info."); 3951 return pi; 3952 } else { 3953 return null; 3954 } 3955 } 3956 3957 @Override 3958 public void checkPackageStartable(String packageName, int userId) { 3959 final int callingUid = Binder.getCallingUid(); 3960 if (getInstantAppPackageName(callingUid) != null) { 3961 throw new SecurityException("Instant applications don't have access to this method"); 3962 } 3963 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3964 synchronized (mPackages) { 3965 final PackageSetting ps = mSettings.mPackages.get(packageName); 3966 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3967 throw new SecurityException("Package " + packageName + " was not found!"); 3968 } 3969 3970 if (!ps.getInstalled(userId)) { 3971 throw new SecurityException( 3972 "Package " + packageName + " was not installed for user " + userId + "!"); 3973 } 3974 3975 if (mSafeMode && !ps.isSystem()) { 3976 throw new SecurityException("Package " + packageName + " not a system app!"); 3977 } 3978 3979 if (mFrozenPackages.contains(packageName)) { 3980 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3981 } 3982 3983 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3984 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3985 } 3986 } 3987 } 3988 3989 @Override 3990 public boolean isPackageAvailable(String packageName, int userId) { 3991 if (!sUserManager.exists(userId)) return false; 3992 final int callingUid = Binder.getCallingUid(); 3993 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3994 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3995 synchronized (mPackages) { 3996 PackageParser.Package p = mPackages.get(packageName); 3997 if (p != null) { 3998 final PackageSetting ps = (PackageSetting) p.mExtras; 3999 if (filterAppAccessLPr(ps, callingUid, userId)) { 4000 return false; 4001 } 4002 if (ps != null) { 4003 final PackageUserState state = ps.readUserState(userId); 4004 if (state != null) { 4005 return PackageParser.isAvailable(state); 4006 } 4007 } 4008 } 4009 } 4010 return false; 4011 } 4012 4013 @Override 4014 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 4015 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 4016 flags, Binder.getCallingUid(), userId); 4017 } 4018 4019 @Override 4020 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 4021 int flags, int userId) { 4022 return getPackageInfoInternal(versionedPackage.getPackageName(), 4023 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 4024 } 4025 4026 /** 4027 * Important: The provided filterCallingUid is used exclusively to filter out packages 4028 * that can be seen based on user state. It's typically the original caller uid prior 4029 * to clearing. Because it can only be provided by trusted code, it's value can be 4030 * trusted and will be used as-is; unlike userId which will be validated by this method. 4031 */ 4032 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 4033 int flags, int filterCallingUid, int userId) { 4034 if (!sUserManager.exists(userId)) return null; 4035 flags = updateFlagsForPackage(flags, userId, packageName); 4036 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4037 false /* requireFullPermission */, false /* checkShell */, "get package info"); 4038 4039 // reader 4040 synchronized (mPackages) { 4041 // Normalize package name to handle renamed packages and static libs 4042 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 4043 4044 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 4045 if (matchFactoryOnly) { 4046 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 4047 if (ps != null) { 4048 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4049 return null; 4050 } 4051 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4052 return null; 4053 } 4054 return generatePackageInfo(ps, flags, userId); 4055 } 4056 } 4057 4058 PackageParser.Package p = mPackages.get(packageName); 4059 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 4060 return null; 4061 } 4062 if (DEBUG_PACKAGE_INFO) 4063 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 4064 if (p != null) { 4065 final PackageSetting ps = (PackageSetting) p.mExtras; 4066 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4067 return null; 4068 } 4069 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 4070 return null; 4071 } 4072 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4073 } 4074 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4075 final PackageSetting ps = mSettings.mPackages.get(packageName); 4076 if (ps == null) return null; 4077 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4078 return null; 4079 } 4080 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4081 return null; 4082 } 4083 return generatePackageInfo(ps, flags, userId); 4084 } 4085 } 4086 return null; 4087 } 4088 4089 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4090 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4091 return true; 4092 } 4093 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4094 return true; 4095 } 4096 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4097 return true; 4098 } 4099 return false; 4100 } 4101 4102 private boolean isComponentVisibleToInstantApp( 4103 @Nullable ComponentName component, @ComponentType int type) { 4104 if (type == TYPE_ACTIVITY) { 4105 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4106 if (activity == null) { 4107 return false; 4108 } 4109 final boolean visibleToInstantApp = 4110 (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 4111 final boolean explicitlyVisibleToInstantApp = 4112 (activity.info.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 4113 return visibleToInstantApp && explicitlyVisibleToInstantApp; 4114 } else if (type == TYPE_RECEIVER) { 4115 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4116 if (activity == null) { 4117 return false; 4118 } 4119 final boolean visibleToInstantApp = 4120 (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 4121 final boolean explicitlyVisibleToInstantApp = 4122 (activity.info.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 4123 return visibleToInstantApp && !explicitlyVisibleToInstantApp; 4124 } else if (type == TYPE_SERVICE) { 4125 final PackageParser.Service service = mServices.mServices.get(component); 4126 return service != null 4127 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4128 : false; 4129 } else if (type == TYPE_PROVIDER) { 4130 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4131 return provider != null 4132 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4133 : false; 4134 } else if (type == TYPE_UNKNOWN) { 4135 return isComponentVisibleToInstantApp(component); 4136 } 4137 return false; 4138 } 4139 4140 /** 4141 * Returns whether or not access to the application should be filtered. 4142 * <p> 4143 * Access may be limited based upon whether the calling or target applications 4144 * are instant applications. 4145 * 4146 * @see #canAccessInstantApps(int) 4147 */ 4148 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4149 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4150 // if we're in an isolated process, get the real calling UID 4151 if (Process.isIsolated(callingUid)) { 4152 callingUid = mIsolatedOwners.get(callingUid); 4153 } 4154 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4155 final boolean callerIsInstantApp = instantAppPkgName != null; 4156 if (ps == null) { 4157 if (callerIsInstantApp) { 4158 // pretend the application exists, but, needs to be filtered 4159 return true; 4160 } 4161 return false; 4162 } 4163 // if the target and caller are the same application, don't filter 4164 if (isCallerSameApp(ps.name, callingUid)) { 4165 return false; 4166 } 4167 if (callerIsInstantApp) { 4168 // both caller and target are both instant, but, different applications, filter 4169 if (ps.getInstantApp(userId)) { 4170 return true; 4171 } 4172 // request for a specific component; if it hasn't been explicitly exposed through 4173 // property or instrumentation target, filter 4174 if (component != null) { 4175 final PackageParser.Instrumentation instrumentation = 4176 mInstrumentation.get(component); 4177 if (instrumentation != null 4178 && isCallerSameApp(instrumentation.info.targetPackage, callingUid)) { 4179 return false; 4180 } 4181 return !isComponentVisibleToInstantApp(component, componentType); 4182 } 4183 // request for application; if no components have been explicitly exposed, filter 4184 return !ps.pkg.visibleToInstantApps; 4185 } 4186 if (ps.getInstantApp(userId)) { 4187 // caller can see all components of all instant applications, don't filter 4188 if (canViewInstantApps(callingUid, userId)) { 4189 return false; 4190 } 4191 // request for a specific instant application component, filter 4192 if (component != null) { 4193 return true; 4194 } 4195 // request for an instant application; if the caller hasn't been granted access, filter 4196 return !mInstantAppRegistry.isInstantAccessGranted( 4197 userId, UserHandle.getAppId(callingUid), ps.appId); 4198 } 4199 return false; 4200 } 4201 4202 /** 4203 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4204 */ 4205 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4206 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4207 } 4208 4209 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4210 int flags) { 4211 // Callers can access only the libs they depend on, otherwise they need to explicitly 4212 // ask for the shared libraries given the caller is allowed to access all static libs. 4213 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4214 // System/shell/root get to see all static libs 4215 final int appId = UserHandle.getAppId(uid); 4216 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4217 || appId == Process.ROOT_UID) { 4218 return false; 4219 } 4220 } 4221 4222 // No package means no static lib as it is always on internal storage 4223 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4224 return false; 4225 } 4226 4227 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4228 ps.pkg.staticSharedLibVersion); 4229 if (libEntry == null) { 4230 return false; 4231 } 4232 4233 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4234 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4235 if (uidPackageNames == null) { 4236 return true; 4237 } 4238 4239 for (String uidPackageName : uidPackageNames) { 4240 if (ps.name.equals(uidPackageName)) { 4241 return false; 4242 } 4243 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4244 if (uidPs != null) { 4245 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4246 libEntry.info.getName()); 4247 if (index < 0) { 4248 continue; 4249 } 4250 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4251 return false; 4252 } 4253 } 4254 } 4255 return true; 4256 } 4257 4258 @Override 4259 public String[] currentToCanonicalPackageNames(String[] names) { 4260 final int callingUid = Binder.getCallingUid(); 4261 if (getInstantAppPackageName(callingUid) != null) { 4262 return names; 4263 } 4264 final String[] out = new String[names.length]; 4265 // reader 4266 synchronized (mPackages) { 4267 final int callingUserId = UserHandle.getUserId(callingUid); 4268 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4269 for (int i=names.length-1; i>=0; i--) { 4270 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4271 boolean translateName = false; 4272 if (ps != null && ps.realName != null) { 4273 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4274 translateName = !targetIsInstantApp 4275 || canViewInstantApps 4276 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4277 UserHandle.getAppId(callingUid), ps.appId); 4278 } 4279 out[i] = translateName ? ps.realName : names[i]; 4280 } 4281 } 4282 return out; 4283 } 4284 4285 @Override 4286 public String[] canonicalToCurrentPackageNames(String[] names) { 4287 final int callingUid = Binder.getCallingUid(); 4288 if (getInstantAppPackageName(callingUid) != null) { 4289 return names; 4290 } 4291 final String[] out = new String[names.length]; 4292 // reader 4293 synchronized (mPackages) { 4294 final int callingUserId = UserHandle.getUserId(callingUid); 4295 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4296 for (int i=names.length-1; i>=0; i--) { 4297 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4298 boolean translateName = false; 4299 if (cur != null) { 4300 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4301 final boolean targetIsInstantApp = 4302 ps != null && ps.getInstantApp(callingUserId); 4303 translateName = !targetIsInstantApp 4304 || canViewInstantApps 4305 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4306 UserHandle.getAppId(callingUid), ps.appId); 4307 } 4308 out[i] = translateName ? cur : names[i]; 4309 } 4310 } 4311 return out; 4312 } 4313 4314 @Override 4315 public int getPackageUid(String packageName, int flags, int userId) { 4316 if (!sUserManager.exists(userId)) return -1; 4317 final int callingUid = Binder.getCallingUid(); 4318 flags = updateFlagsForPackage(flags, userId, packageName); 4319 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4320 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4321 4322 // reader 4323 synchronized (mPackages) { 4324 final PackageParser.Package p = mPackages.get(packageName); 4325 if (p != null && p.isMatch(flags)) { 4326 PackageSetting ps = (PackageSetting) p.mExtras; 4327 if (filterAppAccessLPr(ps, callingUid, userId)) { 4328 return -1; 4329 } 4330 return UserHandle.getUid(userId, p.applicationInfo.uid); 4331 } 4332 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4333 final PackageSetting ps = mSettings.mPackages.get(packageName); 4334 if (ps != null && ps.isMatch(flags) 4335 && !filterAppAccessLPr(ps, callingUid, userId)) { 4336 return UserHandle.getUid(userId, ps.appId); 4337 } 4338 } 4339 } 4340 4341 return -1; 4342 } 4343 4344 @Override 4345 public int[] getPackageGids(String packageName, int flags, int userId) { 4346 if (!sUserManager.exists(userId)) return null; 4347 final int callingUid = Binder.getCallingUid(); 4348 flags = updateFlagsForPackage(flags, userId, packageName); 4349 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4350 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4351 4352 // reader 4353 synchronized (mPackages) { 4354 final PackageParser.Package p = mPackages.get(packageName); 4355 if (p != null && p.isMatch(flags)) { 4356 PackageSetting ps = (PackageSetting) p.mExtras; 4357 if (filterAppAccessLPr(ps, callingUid, userId)) { 4358 return null; 4359 } 4360 // TODO: Shouldn't this be checking for package installed state for userId and 4361 // return null? 4362 return ps.getPermissionsState().computeGids(userId); 4363 } 4364 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4365 final PackageSetting ps = mSettings.mPackages.get(packageName); 4366 if (ps != null && ps.isMatch(flags) 4367 && !filterAppAccessLPr(ps, callingUid, userId)) { 4368 return ps.getPermissionsState().computeGids(userId); 4369 } 4370 } 4371 } 4372 4373 return null; 4374 } 4375 4376 @Override 4377 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4378 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4379 } 4380 4381 @Override 4382 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4383 int flags) { 4384 final List<PermissionInfo> permissionList = 4385 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4386 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4387 } 4388 4389 @Override 4390 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4391 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4392 } 4393 4394 @Override 4395 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4396 final List<PermissionGroupInfo> permissionList = 4397 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4398 return (permissionList == null) 4399 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4400 } 4401 4402 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4403 int filterCallingUid, int userId) { 4404 if (!sUserManager.exists(userId)) return null; 4405 PackageSetting ps = mSettings.mPackages.get(packageName); 4406 if (ps != null) { 4407 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4408 return null; 4409 } 4410 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4411 return null; 4412 } 4413 if (ps.pkg == null) { 4414 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4415 if (pInfo != null) { 4416 return pInfo.applicationInfo; 4417 } 4418 return null; 4419 } 4420 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4421 ps.readUserState(userId), userId); 4422 if (ai != null) { 4423 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4424 } 4425 return ai; 4426 } 4427 return null; 4428 } 4429 4430 @Override 4431 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4432 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4433 } 4434 4435 /** 4436 * Important: The provided filterCallingUid is used exclusively to filter out applications 4437 * that can be seen based on user state. It's typically the original caller uid prior 4438 * to clearing. Because it can only be provided by trusted code, it's value can be 4439 * trusted and will be used as-is; unlike userId which will be validated by this method. 4440 */ 4441 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4442 int filterCallingUid, int userId) { 4443 if (!sUserManager.exists(userId)) return null; 4444 flags = updateFlagsForApplication(flags, userId, packageName); 4445 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4446 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4447 4448 // writer 4449 synchronized (mPackages) { 4450 // Normalize package name to handle renamed packages and static libs 4451 packageName = resolveInternalPackageNameLPr(packageName, 4452 PackageManager.VERSION_CODE_HIGHEST); 4453 4454 PackageParser.Package p = mPackages.get(packageName); 4455 if (DEBUG_PACKAGE_INFO) Log.v( 4456 TAG, "getApplicationInfo " + packageName 4457 + ": " + p); 4458 if (p != null) { 4459 PackageSetting ps = mSettings.mPackages.get(packageName); 4460 if (ps == null) return null; 4461 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4462 return null; 4463 } 4464 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4465 return null; 4466 } 4467 // Note: isEnabledLP() does not apply here - always return info 4468 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4469 p, flags, ps.readUserState(userId), userId); 4470 if (ai != null) { 4471 ai.packageName = resolveExternalPackageNameLPr(p); 4472 } 4473 return ai; 4474 } 4475 if ("android".equals(packageName)||"system".equals(packageName)) { 4476 return mAndroidApplication; 4477 } 4478 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4479 // Already generates the external package name 4480 return generateApplicationInfoFromSettingsLPw(packageName, 4481 flags, filterCallingUid, userId); 4482 } 4483 } 4484 return null; 4485 } 4486 4487 private String normalizePackageNameLPr(String packageName) { 4488 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4489 return normalizedPackageName != null ? normalizedPackageName : packageName; 4490 } 4491 4492 @Override 4493 public void deletePreloadsFileCache() { 4494 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4495 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4496 } 4497 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4498 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4499 FileUtils.deleteContents(dir); 4500 } 4501 4502 @Override 4503 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4504 final int storageFlags, final IPackageDataObserver observer) { 4505 mContext.enforceCallingOrSelfPermission( 4506 android.Manifest.permission.CLEAR_APP_CACHE, null); 4507 mHandler.post(() -> { 4508 boolean success = false; 4509 try { 4510 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4511 success = true; 4512 } catch (IOException e) { 4513 Slog.w(TAG, e); 4514 } 4515 if (observer != null) { 4516 try { 4517 observer.onRemoveCompleted(null, success); 4518 } catch (RemoteException e) { 4519 Slog.w(TAG, e); 4520 } 4521 } 4522 }); 4523 } 4524 4525 @Override 4526 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4527 final int storageFlags, final IntentSender pi) { 4528 mContext.enforceCallingOrSelfPermission( 4529 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4530 mHandler.post(() -> { 4531 boolean success = false; 4532 try { 4533 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4534 success = true; 4535 } catch (IOException e) { 4536 Slog.w(TAG, e); 4537 } 4538 if (pi != null) { 4539 try { 4540 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4541 } catch (SendIntentException e) { 4542 Slog.w(TAG, e); 4543 } 4544 } 4545 }); 4546 } 4547 4548 /** 4549 * Blocking call to clear various types of cached data across the system 4550 * until the requested bytes are available. 4551 */ 4552 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4553 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4554 final File file = storage.findPathForUuid(volumeUuid); 4555 if (file.getUsableSpace() >= bytes) return; 4556 4557 if (ENABLE_FREE_CACHE_V2) { 4558 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4559 volumeUuid); 4560 final boolean aggressive = (storageFlags 4561 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4562 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4563 4564 // 1. Pre-flight to determine if we have any chance to succeed 4565 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4566 if (internalVolume && (aggressive || SystemProperties 4567 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4568 deletePreloadsFileCache(); 4569 if (file.getUsableSpace() >= bytes) return; 4570 } 4571 4572 // 3. Consider parsed APK data (aggressive only) 4573 if (internalVolume && aggressive) { 4574 FileUtils.deleteContents(mCacheDir); 4575 if (file.getUsableSpace() >= bytes) return; 4576 } 4577 4578 // 4. Consider cached app data (above quotas) 4579 try { 4580 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4581 Installer.FLAG_FREE_CACHE_V2); 4582 } catch (InstallerException ignored) { 4583 } 4584 if (file.getUsableSpace() >= bytes) return; 4585 4586 // 5. Consider shared libraries with refcount=0 and age>min cache period 4587 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4588 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4589 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4590 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4591 return; 4592 } 4593 4594 // 6. Consider dexopt output (aggressive only) 4595 // TODO: Implement 4596 4597 // 7. Consider installed instant apps unused longer than min cache period 4598 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4599 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4600 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4601 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4602 return; 4603 } 4604 4605 // 8. Consider cached app data (below quotas) 4606 try { 4607 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4608 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4609 } catch (InstallerException ignored) { 4610 } 4611 if (file.getUsableSpace() >= bytes) return; 4612 4613 // 9. Consider DropBox entries 4614 // TODO: Implement 4615 4616 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4617 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4618 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4619 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4620 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4621 return; 4622 } 4623 } else { 4624 try { 4625 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4626 } catch (InstallerException ignored) { 4627 } 4628 if (file.getUsableSpace() >= bytes) return; 4629 } 4630 4631 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4632 } 4633 4634 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4635 throws IOException { 4636 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4637 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4638 4639 List<VersionedPackage> packagesToDelete = null; 4640 final long now = System.currentTimeMillis(); 4641 4642 synchronized (mPackages) { 4643 final int[] allUsers = sUserManager.getUserIds(); 4644 final int libCount = mSharedLibraries.size(); 4645 for (int i = 0; i < libCount; i++) { 4646 final LongSparseArray<SharedLibraryEntry> versionedLib 4647 = mSharedLibraries.valueAt(i); 4648 if (versionedLib == null) { 4649 continue; 4650 } 4651 final int versionCount = versionedLib.size(); 4652 for (int j = 0; j < versionCount; j++) { 4653 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4654 // Skip packages that are not static shared libs. 4655 if (!libInfo.isStatic()) { 4656 break; 4657 } 4658 // Important: We skip static shared libs used for some user since 4659 // in such a case we need to keep the APK on the device. The check for 4660 // a lib being used for any user is performed by the uninstall call. 4661 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4662 // Resolve the package name - we use synthetic package names internally 4663 final String internalPackageName = resolveInternalPackageNameLPr( 4664 declaringPackage.getPackageName(), 4665 declaringPackage.getLongVersionCode()); 4666 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4667 // Skip unused static shared libs cached less than the min period 4668 // to prevent pruning a lib needed by a subsequently installed package. 4669 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4670 continue; 4671 } 4672 if (packagesToDelete == null) { 4673 packagesToDelete = new ArrayList<>(); 4674 } 4675 packagesToDelete.add(new VersionedPackage(internalPackageName, 4676 declaringPackage.getLongVersionCode())); 4677 } 4678 } 4679 } 4680 4681 if (packagesToDelete != null) { 4682 final int packageCount = packagesToDelete.size(); 4683 for (int i = 0; i < packageCount; i++) { 4684 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4685 // Delete the package synchronously (will fail of the lib used for any user). 4686 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4687 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4688 == PackageManager.DELETE_SUCCEEDED) { 4689 if (volume.getUsableSpace() >= neededSpace) { 4690 return true; 4691 } 4692 } 4693 } 4694 } 4695 4696 return false; 4697 } 4698 4699 /** 4700 * Update given flags based on encryption status of current user. 4701 */ 4702 private int updateFlags(int flags, int userId) { 4703 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4704 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4705 // Caller expressed an explicit opinion about what encryption 4706 // aware/unaware components they want to see, so fall through and 4707 // give them what they want 4708 } else { 4709 // Caller expressed no opinion, so match based on user state 4710 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4711 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4712 } else { 4713 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4714 } 4715 } 4716 return flags; 4717 } 4718 4719 private UserManagerInternal getUserManagerInternal() { 4720 if (mUserManagerInternal == null) { 4721 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4722 } 4723 return mUserManagerInternal; 4724 } 4725 4726 private ActivityManagerInternal getActivityManagerInternal() { 4727 if (mActivityManagerInternal == null) { 4728 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4729 } 4730 return mActivityManagerInternal; 4731 } 4732 4733 4734 private DeviceIdleController.LocalService getDeviceIdleController() { 4735 if (mDeviceIdleController == null) { 4736 mDeviceIdleController = 4737 LocalServices.getService(DeviceIdleController.LocalService.class); 4738 } 4739 return mDeviceIdleController; 4740 } 4741 4742 /** 4743 * Update given flags when being used to request {@link PackageInfo}. 4744 */ 4745 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4746 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4747 boolean triaged = true; 4748 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4749 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4750 // Caller is asking for component details, so they'd better be 4751 // asking for specific encryption matching behavior, or be triaged 4752 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4753 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4754 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4755 triaged = false; 4756 } 4757 } 4758 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4759 | PackageManager.MATCH_SYSTEM_ONLY 4760 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4761 triaged = false; 4762 } 4763 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4764 mPermissionManager.enforceCrossUserPermission( 4765 Binder.getCallingUid(), userId, false, false, 4766 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4767 + Debug.getCallers(5)); 4768 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4769 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4770 // If the caller wants all packages and has a restricted profile associated with it, 4771 // then match all users. This is to make sure that launchers that need to access work 4772 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4773 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4774 flags |= PackageManager.MATCH_ANY_USER; 4775 } 4776 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4777 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4778 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4779 } 4780 return updateFlags(flags, userId); 4781 } 4782 4783 /** 4784 * Update given flags when being used to request {@link ApplicationInfo}. 4785 */ 4786 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4787 return updateFlagsForPackage(flags, userId, cookie); 4788 } 4789 4790 /** 4791 * Update given flags when being used to request {@link ComponentInfo}. 4792 */ 4793 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4794 if (cookie instanceof Intent) { 4795 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4796 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4797 } 4798 } 4799 4800 boolean triaged = true; 4801 // Caller is asking for component details, so they'd better be 4802 // asking for specific encryption matching behavior, or be triaged 4803 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4804 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4805 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4806 triaged = false; 4807 } 4808 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4809 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4810 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4811 } 4812 4813 return updateFlags(flags, userId); 4814 } 4815 4816 /** 4817 * Update given intent when being used to request {@link ResolveInfo}. 4818 */ 4819 private Intent updateIntentForResolve(Intent intent) { 4820 if (intent.getSelector() != null) { 4821 intent = intent.getSelector(); 4822 } 4823 if (DEBUG_PREFERRED) { 4824 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4825 } 4826 return intent; 4827 } 4828 4829 /** 4830 * Update given flags when being used to request {@link ResolveInfo}. 4831 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4832 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4833 * flag set. However, this flag is only honoured in three circumstances: 4834 * <ul> 4835 * <li>when called from a system process</li> 4836 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4837 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4838 * action and a {@code android.intent.category.BROWSABLE} category</li> 4839 * </ul> 4840 */ 4841 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4842 return updateFlagsForResolve(flags, userId, intent, callingUid, 4843 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4844 } 4845 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4846 boolean wantInstantApps) { 4847 return updateFlagsForResolve(flags, userId, intent, callingUid, 4848 wantInstantApps, false /*onlyExposedExplicitly*/); 4849 } 4850 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4851 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4852 // Safe mode means we shouldn't match any third-party components 4853 if (mSafeMode) { 4854 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4855 } 4856 if (getInstantAppPackageName(callingUid) != null) { 4857 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4858 if (onlyExposedExplicitly) { 4859 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4860 } 4861 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4862 flags |= PackageManager.MATCH_INSTANT; 4863 } else { 4864 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4865 final boolean allowMatchInstant = wantInstantApps 4866 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4867 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4868 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4869 if (!allowMatchInstant) { 4870 flags &= ~PackageManager.MATCH_INSTANT; 4871 } 4872 } 4873 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4874 } 4875 4876 @Override 4877 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4878 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4879 } 4880 4881 /** 4882 * Important: The provided filterCallingUid is used exclusively to filter out activities 4883 * that can be seen based on user state. It's typically the original caller uid prior 4884 * to clearing. Because it can only be provided by trusted code, it's value can be 4885 * trusted and will be used as-is; unlike userId which will be validated by this method. 4886 */ 4887 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4888 int filterCallingUid, int userId) { 4889 if (!sUserManager.exists(userId)) return null; 4890 flags = updateFlagsForComponent(flags, userId, component); 4891 4892 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4893 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4894 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4895 } 4896 4897 synchronized (mPackages) { 4898 PackageParser.Activity a = mActivities.mActivities.get(component); 4899 4900 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4901 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4902 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4903 if (ps == null) return null; 4904 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4905 return null; 4906 } 4907 return PackageParser.generateActivityInfo( 4908 a, flags, ps.readUserState(userId), userId); 4909 } 4910 if (mResolveComponentName.equals(component)) { 4911 return PackageParser.generateActivityInfo( 4912 mResolveActivity, flags, new PackageUserState(), userId); 4913 } 4914 } 4915 return null; 4916 } 4917 4918 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4919 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4920 return false; 4921 } 4922 final long token = Binder.clearCallingIdentity(); 4923 try { 4924 final int callingUserId = UserHandle.getUserId(callingUid); 4925 if (ActivityManager.getCurrentUser() != callingUserId) { 4926 return false; 4927 } 4928 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4929 } finally { 4930 Binder.restoreCallingIdentity(token); 4931 } 4932 } 4933 4934 @Override 4935 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4936 String resolvedType) { 4937 synchronized (mPackages) { 4938 if (component.equals(mResolveComponentName)) { 4939 // The resolver supports EVERYTHING! 4940 return true; 4941 } 4942 final int callingUid = Binder.getCallingUid(); 4943 final int callingUserId = UserHandle.getUserId(callingUid); 4944 PackageParser.Activity a = mActivities.mActivities.get(component); 4945 if (a == null) { 4946 return false; 4947 } 4948 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4949 if (ps == null) { 4950 return false; 4951 } 4952 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4953 return false; 4954 } 4955 for (int i=0; i<a.intents.size(); i++) { 4956 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4957 intent.getData(), intent.getCategories(), TAG) >= 0) { 4958 return true; 4959 } 4960 } 4961 return false; 4962 } 4963 } 4964 4965 @Override 4966 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4967 if (!sUserManager.exists(userId)) return null; 4968 final int callingUid = Binder.getCallingUid(); 4969 flags = updateFlagsForComponent(flags, userId, component); 4970 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4971 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4972 synchronized (mPackages) { 4973 PackageParser.Activity a = mReceivers.mActivities.get(component); 4974 if (DEBUG_PACKAGE_INFO) Log.v( 4975 TAG, "getReceiverInfo " + component + ": " + a); 4976 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4977 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4978 if (ps == null) return null; 4979 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4980 return null; 4981 } 4982 return PackageParser.generateActivityInfo( 4983 a, flags, ps.readUserState(userId), userId); 4984 } 4985 } 4986 return null; 4987 } 4988 4989 @Override 4990 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4991 int flags, int userId) { 4992 if (!sUserManager.exists(userId)) return null; 4993 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4994 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4995 return null; 4996 } 4997 4998 flags = updateFlagsForPackage(flags, userId, null); 4999 5000 final boolean canSeeStaticLibraries = 5001 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 5002 == PERMISSION_GRANTED 5003 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 5004 == PERMISSION_GRANTED 5005 || canRequestPackageInstallsInternal(packageName, 5006 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 5007 false /* throwIfPermNotDeclared*/) 5008 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 5009 == PERMISSION_GRANTED; 5010 5011 synchronized (mPackages) { 5012 List<SharedLibraryInfo> result = null; 5013 5014 final int libCount = mSharedLibraries.size(); 5015 for (int i = 0; i < libCount; i++) { 5016 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5017 if (versionedLib == null) { 5018 continue; 5019 } 5020 5021 final int versionCount = versionedLib.size(); 5022 for (int j = 0; j < versionCount; j++) { 5023 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 5024 if (!canSeeStaticLibraries && libInfo.isStatic()) { 5025 break; 5026 } 5027 final long identity = Binder.clearCallingIdentity(); 5028 try { 5029 PackageInfo packageInfo = getPackageInfoVersioned( 5030 libInfo.getDeclaringPackage(), flags 5031 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 5032 if (packageInfo == null) { 5033 continue; 5034 } 5035 } finally { 5036 Binder.restoreCallingIdentity(identity); 5037 } 5038 5039 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 5040 libInfo.getLongVersion(), libInfo.getType(), 5041 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 5042 flags, userId)); 5043 5044 if (result == null) { 5045 result = new ArrayList<>(); 5046 } 5047 result.add(resLibInfo); 5048 } 5049 } 5050 5051 return result != null ? new ParceledListSlice<>(result) : null; 5052 } 5053 } 5054 5055 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 5056 SharedLibraryInfo libInfo, int flags, int userId) { 5057 List<VersionedPackage> versionedPackages = null; 5058 final int packageCount = mSettings.mPackages.size(); 5059 for (int i = 0; i < packageCount; i++) { 5060 PackageSetting ps = mSettings.mPackages.valueAt(i); 5061 5062 if (ps == null) { 5063 continue; 5064 } 5065 5066 if (!ps.getUserState().get(userId).isAvailable(flags)) { 5067 continue; 5068 } 5069 5070 final String libName = libInfo.getName(); 5071 if (libInfo.isStatic()) { 5072 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 5073 if (libIdx < 0) { 5074 continue; 5075 } 5076 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 5077 continue; 5078 } 5079 if (versionedPackages == null) { 5080 versionedPackages = new ArrayList<>(); 5081 } 5082 // If the dependent is a static shared lib, use the public package name 5083 String dependentPackageName = ps.name; 5084 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 5085 dependentPackageName = ps.pkg.manifestPackageName; 5086 } 5087 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 5088 } else if (ps.pkg != null) { 5089 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 5090 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 5091 if (versionedPackages == null) { 5092 versionedPackages = new ArrayList<>(); 5093 } 5094 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5095 } 5096 } 5097 } 5098 5099 return versionedPackages; 5100 } 5101 5102 @Override 5103 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5104 if (!sUserManager.exists(userId)) return null; 5105 final int callingUid = Binder.getCallingUid(); 5106 flags = updateFlagsForComponent(flags, userId, component); 5107 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5108 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5109 synchronized (mPackages) { 5110 PackageParser.Service s = mServices.mServices.get(component); 5111 if (DEBUG_PACKAGE_INFO) Log.v( 5112 TAG, "getServiceInfo " + component + ": " + s); 5113 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5114 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5115 if (ps == null) return null; 5116 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5117 return null; 5118 } 5119 return PackageParser.generateServiceInfo( 5120 s, flags, ps.readUserState(userId), userId); 5121 } 5122 } 5123 return null; 5124 } 5125 5126 @Override 5127 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5128 if (!sUserManager.exists(userId)) return null; 5129 final int callingUid = Binder.getCallingUid(); 5130 flags = updateFlagsForComponent(flags, userId, component); 5131 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5132 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5133 synchronized (mPackages) { 5134 PackageParser.Provider p = mProviders.mProviders.get(component); 5135 if (DEBUG_PACKAGE_INFO) Log.v( 5136 TAG, "getProviderInfo " + component + ": " + p); 5137 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5138 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5139 if (ps == null) return null; 5140 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5141 return null; 5142 } 5143 return PackageParser.generateProviderInfo( 5144 p, flags, ps.readUserState(userId), userId); 5145 } 5146 } 5147 return null; 5148 } 5149 5150 @Override 5151 public String[] getSystemSharedLibraryNames() { 5152 // allow instant applications 5153 synchronized (mPackages) { 5154 Set<String> libs = null; 5155 final int libCount = mSharedLibraries.size(); 5156 for (int i = 0; i < libCount; i++) { 5157 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5158 if (versionedLib == null) { 5159 continue; 5160 } 5161 final int versionCount = versionedLib.size(); 5162 for (int j = 0; j < versionCount; j++) { 5163 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5164 if (!libEntry.info.isStatic()) { 5165 if (libs == null) { 5166 libs = new ArraySet<>(); 5167 } 5168 libs.add(libEntry.info.getName()); 5169 break; 5170 } 5171 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5172 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5173 UserHandle.getUserId(Binder.getCallingUid()), 5174 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5175 if (libs == null) { 5176 libs = new ArraySet<>(); 5177 } 5178 libs.add(libEntry.info.getName()); 5179 break; 5180 } 5181 } 5182 } 5183 5184 if (libs != null) { 5185 String[] libsArray = new String[libs.size()]; 5186 libs.toArray(libsArray); 5187 return libsArray; 5188 } 5189 5190 return null; 5191 } 5192 } 5193 5194 @Override 5195 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5196 // allow instant applications 5197 synchronized (mPackages) { 5198 return mServicesSystemSharedLibraryPackageName; 5199 } 5200 } 5201 5202 @Override 5203 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5204 // allow instant applications 5205 synchronized (mPackages) { 5206 return mSharedSystemSharedLibraryPackageName; 5207 } 5208 } 5209 5210 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5211 for (int i = userList.length - 1; i >= 0; --i) { 5212 final int userId = userList[i]; 5213 // don't add instant app to the list of updates 5214 if (pkgSetting.getInstantApp(userId)) { 5215 continue; 5216 } 5217 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5218 if (changedPackages == null) { 5219 changedPackages = new SparseArray<>(); 5220 mChangedPackages.put(userId, changedPackages); 5221 } 5222 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5223 if (sequenceNumbers == null) { 5224 sequenceNumbers = new HashMap<>(); 5225 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5226 } 5227 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5228 if (sequenceNumber != null) { 5229 changedPackages.remove(sequenceNumber); 5230 } 5231 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5232 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5233 } 5234 mChangedPackagesSequenceNumber++; 5235 } 5236 5237 @Override 5238 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5239 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5240 return null; 5241 } 5242 synchronized (mPackages) { 5243 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5244 return null; 5245 } 5246 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5247 if (changedPackages == null) { 5248 return null; 5249 } 5250 final List<String> packageNames = 5251 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5252 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5253 final String packageName = changedPackages.get(i); 5254 if (packageName != null) { 5255 packageNames.add(packageName); 5256 } 5257 } 5258 return packageNames.isEmpty() 5259 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5260 } 5261 } 5262 5263 @Override 5264 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5265 // allow instant applications 5266 ArrayList<FeatureInfo> res; 5267 synchronized (mAvailableFeatures) { 5268 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5269 res.addAll(mAvailableFeatures.values()); 5270 } 5271 final FeatureInfo fi = new FeatureInfo(); 5272 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5273 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5274 res.add(fi); 5275 5276 return new ParceledListSlice<>(res); 5277 } 5278 5279 @Override 5280 public boolean hasSystemFeature(String name, int version) { 5281 // allow instant applications 5282 synchronized (mAvailableFeatures) { 5283 final FeatureInfo feat = mAvailableFeatures.get(name); 5284 if (feat == null) { 5285 return false; 5286 } else { 5287 return feat.version >= version; 5288 } 5289 } 5290 } 5291 5292 @Override 5293 public int checkPermission(String permName, String pkgName, int userId) { 5294 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5295 } 5296 5297 @Override 5298 public int checkUidPermission(String permName, int uid) { 5299 synchronized (mPackages) { 5300 final String[] packageNames = getPackagesForUid(uid); 5301 final PackageParser.Package pkg = (packageNames != null && packageNames.length > 0) 5302 ? mPackages.get(packageNames[0]) 5303 : null; 5304 return mPermissionManager.checkUidPermission(permName, pkg, uid, getCallingUid()); 5305 } 5306 } 5307 5308 @Override 5309 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5310 if (UserHandle.getCallingUserId() != userId) { 5311 mContext.enforceCallingPermission( 5312 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5313 "isPermissionRevokedByPolicy for user " + userId); 5314 } 5315 5316 if (checkPermission(permission, packageName, userId) 5317 == PackageManager.PERMISSION_GRANTED) { 5318 return false; 5319 } 5320 5321 final int callingUid = Binder.getCallingUid(); 5322 if (getInstantAppPackageName(callingUid) != null) { 5323 if (!isCallerSameApp(packageName, callingUid)) { 5324 return false; 5325 } 5326 } else { 5327 if (isInstantApp(packageName, userId)) { 5328 return false; 5329 } 5330 } 5331 5332 final long identity = Binder.clearCallingIdentity(); 5333 try { 5334 final int flags = getPermissionFlags(permission, packageName, userId); 5335 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5336 } finally { 5337 Binder.restoreCallingIdentity(identity); 5338 } 5339 } 5340 5341 @Override 5342 public String getPermissionControllerPackageName() { 5343 synchronized (mPackages) { 5344 return mRequiredInstallerPackage; 5345 } 5346 } 5347 5348 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5349 return mPermissionManager.addDynamicPermission( 5350 info, async, getCallingUid(), new PermissionCallback() { 5351 @Override 5352 public void onPermissionChanged() { 5353 if (!async) { 5354 mSettings.writeLPr(); 5355 } else { 5356 scheduleWriteSettingsLocked(); 5357 } 5358 } 5359 }); 5360 } 5361 5362 @Override 5363 public boolean addPermission(PermissionInfo info) { 5364 synchronized (mPackages) { 5365 return addDynamicPermission(info, false); 5366 } 5367 } 5368 5369 @Override 5370 public boolean addPermissionAsync(PermissionInfo info) { 5371 synchronized (mPackages) { 5372 return addDynamicPermission(info, true); 5373 } 5374 } 5375 5376 @Override 5377 public void removePermission(String permName) { 5378 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5379 } 5380 5381 @Override 5382 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5383 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5384 getCallingUid(), userId, mPermissionCallback); 5385 } 5386 5387 @Override 5388 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5389 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5390 getCallingUid(), userId, mPermissionCallback); 5391 } 5392 5393 @Override 5394 public void resetRuntimePermissions() { 5395 mContext.enforceCallingOrSelfPermission( 5396 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5397 "revokeRuntimePermission"); 5398 5399 int callingUid = Binder.getCallingUid(); 5400 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5401 mContext.enforceCallingOrSelfPermission( 5402 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5403 "resetRuntimePermissions"); 5404 } 5405 5406 synchronized (mPackages) { 5407 mPermissionManager.updateAllPermissions( 5408 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5409 mPermissionCallback); 5410 for (int userId : UserManagerService.getInstance().getUserIds()) { 5411 final int packageCount = mPackages.size(); 5412 for (int i = 0; i < packageCount; i++) { 5413 PackageParser.Package pkg = mPackages.valueAt(i); 5414 if (!(pkg.mExtras instanceof PackageSetting)) { 5415 continue; 5416 } 5417 PackageSetting ps = (PackageSetting) pkg.mExtras; 5418 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5419 } 5420 } 5421 } 5422 } 5423 5424 @Override 5425 public int getPermissionFlags(String permName, String packageName, int userId) { 5426 return mPermissionManager.getPermissionFlags( 5427 permName, packageName, getCallingUid(), userId); 5428 } 5429 5430 @Override 5431 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5432 int flagValues, int userId) { 5433 mPermissionManager.updatePermissionFlags( 5434 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5435 mPermissionCallback); 5436 } 5437 5438 /** 5439 * Update the permission flags for all packages and runtime permissions of a user in order 5440 * to allow device or profile owner to remove POLICY_FIXED. 5441 */ 5442 @Override 5443 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5444 synchronized (mPackages) { 5445 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5446 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5447 mPermissionCallback); 5448 if (changed) { 5449 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5450 } 5451 } 5452 } 5453 5454 @Override 5455 public boolean shouldShowRequestPermissionRationale(String permissionName, 5456 String packageName, int userId) { 5457 if (UserHandle.getCallingUserId() != userId) { 5458 mContext.enforceCallingPermission( 5459 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5460 "canShowRequestPermissionRationale for user " + userId); 5461 } 5462 5463 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5464 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5465 return false; 5466 } 5467 5468 if (checkPermission(permissionName, packageName, userId) 5469 == PackageManager.PERMISSION_GRANTED) { 5470 return false; 5471 } 5472 5473 final int flags; 5474 5475 final long identity = Binder.clearCallingIdentity(); 5476 try { 5477 flags = getPermissionFlags(permissionName, 5478 packageName, userId); 5479 } finally { 5480 Binder.restoreCallingIdentity(identity); 5481 } 5482 5483 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5484 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5485 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5486 5487 if ((flags & fixedFlags) != 0) { 5488 return false; 5489 } 5490 5491 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5492 } 5493 5494 @Override 5495 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5496 mContext.enforceCallingOrSelfPermission( 5497 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5498 "addOnPermissionsChangeListener"); 5499 5500 synchronized (mPackages) { 5501 mOnPermissionChangeListeners.addListenerLocked(listener); 5502 } 5503 } 5504 5505 @Override 5506 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5507 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5508 throw new SecurityException("Instant applications don't have access to this method"); 5509 } 5510 synchronized (mPackages) { 5511 mOnPermissionChangeListeners.removeListenerLocked(listener); 5512 } 5513 } 5514 5515 @Override 5516 public boolean isProtectedBroadcast(String actionName) { 5517 // allow instant applications 5518 synchronized (mProtectedBroadcasts) { 5519 if (mProtectedBroadcasts.contains(actionName)) { 5520 return true; 5521 } else if (actionName != null) { 5522 // TODO: remove these terrible hacks 5523 if (actionName.startsWith("android.net.netmon.lingerExpired") 5524 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5525 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5526 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5527 return true; 5528 } 5529 } 5530 } 5531 return false; 5532 } 5533 5534 @Override 5535 public int checkSignatures(String pkg1, String pkg2) { 5536 synchronized (mPackages) { 5537 final PackageParser.Package p1 = mPackages.get(pkg1); 5538 final PackageParser.Package p2 = mPackages.get(pkg2); 5539 if (p1 == null || p1.mExtras == null 5540 || p2 == null || p2.mExtras == null) { 5541 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5542 } 5543 final int callingUid = Binder.getCallingUid(); 5544 final int callingUserId = UserHandle.getUserId(callingUid); 5545 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5546 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5547 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5548 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5549 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5550 } 5551 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5552 } 5553 } 5554 5555 @Override 5556 public int checkUidSignatures(int uid1, int uid2) { 5557 final int callingUid = Binder.getCallingUid(); 5558 final int callingUserId = UserHandle.getUserId(callingUid); 5559 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5560 // Map to base uids. 5561 uid1 = UserHandle.getAppId(uid1); 5562 uid2 = UserHandle.getAppId(uid2); 5563 // reader 5564 synchronized (mPackages) { 5565 Signature[] s1; 5566 Signature[] s2; 5567 Object obj = mSettings.getUserIdLPr(uid1); 5568 if (obj != null) { 5569 if (obj instanceof SharedUserSetting) { 5570 if (isCallerInstantApp) { 5571 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5572 } 5573 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5574 } else if (obj instanceof PackageSetting) { 5575 final PackageSetting ps = (PackageSetting) obj; 5576 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5577 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5578 } 5579 s1 = ps.signatures.mSigningDetails.signatures; 5580 } else { 5581 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5582 } 5583 } else { 5584 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5585 } 5586 obj = mSettings.getUserIdLPr(uid2); 5587 if (obj != null) { 5588 if (obj instanceof SharedUserSetting) { 5589 if (isCallerInstantApp) { 5590 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5591 } 5592 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5593 } else if (obj instanceof PackageSetting) { 5594 final PackageSetting ps = (PackageSetting) obj; 5595 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5596 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5597 } 5598 s2 = ps.signatures.mSigningDetails.signatures; 5599 } else { 5600 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5601 } 5602 } else { 5603 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5604 } 5605 return compareSignatures(s1, s2); 5606 } 5607 } 5608 5609 @Override 5610 public boolean hasSigningCertificate( 5611 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5612 5613 synchronized (mPackages) { 5614 final PackageParser.Package p = mPackages.get(packageName); 5615 if (p == null || p.mExtras == null) { 5616 return false; 5617 } 5618 final int callingUid = Binder.getCallingUid(); 5619 final int callingUserId = UserHandle.getUserId(callingUid); 5620 final PackageSetting ps = (PackageSetting) p.mExtras; 5621 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5622 return false; 5623 } 5624 switch (type) { 5625 case CERT_INPUT_RAW_X509: 5626 return p.mSigningDetails.hasCertificate(certificate); 5627 case CERT_INPUT_SHA256: 5628 return p.mSigningDetails.hasSha256Certificate(certificate); 5629 default: 5630 return false; 5631 } 5632 } 5633 } 5634 5635 @Override 5636 public boolean hasUidSigningCertificate( 5637 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5638 final int callingUid = Binder.getCallingUid(); 5639 final int callingUserId = UserHandle.getUserId(callingUid); 5640 // Map to base uids. 5641 uid = UserHandle.getAppId(uid); 5642 // reader 5643 synchronized (mPackages) { 5644 final PackageParser.SigningDetails signingDetails; 5645 final Object obj = mSettings.getUserIdLPr(uid); 5646 if (obj != null) { 5647 if (obj instanceof SharedUserSetting) { 5648 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5649 if (isCallerInstantApp) { 5650 return false; 5651 } 5652 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5653 } else if (obj instanceof PackageSetting) { 5654 final PackageSetting ps = (PackageSetting) obj; 5655 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5656 return false; 5657 } 5658 signingDetails = ps.signatures.mSigningDetails; 5659 } else { 5660 return false; 5661 } 5662 } else { 5663 return false; 5664 } 5665 switch (type) { 5666 case CERT_INPUT_RAW_X509: 5667 return signingDetails.hasCertificate(certificate); 5668 case CERT_INPUT_SHA256: 5669 return signingDetails.hasSha256Certificate(certificate); 5670 default: 5671 return false; 5672 } 5673 } 5674 } 5675 5676 /** 5677 * This method should typically only be used when granting or revoking 5678 * permissions, since the app may immediately restart after this call. 5679 * <p> 5680 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5681 * guard your work against the app being relaunched. 5682 */ 5683 private void killUid(int appId, int userId, String reason) { 5684 final long identity = Binder.clearCallingIdentity(); 5685 try { 5686 IActivityManager am = ActivityManager.getService(); 5687 if (am != null) { 5688 try { 5689 am.killUid(appId, userId, reason); 5690 } catch (RemoteException e) { 5691 /* ignore - same process */ 5692 } 5693 } 5694 } finally { 5695 Binder.restoreCallingIdentity(identity); 5696 } 5697 } 5698 5699 /** 5700 * If the database version for this type of package (internal storage or 5701 * external storage) is less than the version where package signatures 5702 * were updated, return true. 5703 */ 5704 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5705 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5706 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5707 } 5708 5709 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5710 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5711 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5712 } 5713 5714 @Override 5715 public List<String> getAllPackages() { 5716 final int callingUid = Binder.getCallingUid(); 5717 final int callingUserId = UserHandle.getUserId(callingUid); 5718 synchronized (mPackages) { 5719 if (canViewInstantApps(callingUid, callingUserId)) { 5720 return new ArrayList<String>(mPackages.keySet()); 5721 } 5722 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5723 final List<String> result = new ArrayList<>(); 5724 if (instantAppPkgName != null) { 5725 // caller is an instant application; filter unexposed applications 5726 for (PackageParser.Package pkg : mPackages.values()) { 5727 if (!pkg.visibleToInstantApps) { 5728 continue; 5729 } 5730 result.add(pkg.packageName); 5731 } 5732 } else { 5733 // caller is a normal application; filter instant applications 5734 for (PackageParser.Package pkg : mPackages.values()) { 5735 final PackageSetting ps = 5736 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5737 if (ps != null 5738 && ps.getInstantApp(callingUserId) 5739 && !mInstantAppRegistry.isInstantAccessGranted( 5740 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5741 continue; 5742 } 5743 result.add(pkg.packageName); 5744 } 5745 } 5746 return result; 5747 } 5748 } 5749 5750 @Override 5751 public String[] getPackagesForUid(int uid) { 5752 final int callingUid = Binder.getCallingUid(); 5753 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5754 final int userId = UserHandle.getUserId(uid); 5755 uid = UserHandle.getAppId(uid); 5756 // reader 5757 synchronized (mPackages) { 5758 Object obj = mSettings.getUserIdLPr(uid); 5759 if (obj instanceof SharedUserSetting) { 5760 if (isCallerInstantApp) { 5761 return null; 5762 } 5763 final SharedUserSetting sus = (SharedUserSetting) obj; 5764 final int N = sus.packages.size(); 5765 String[] res = new String[N]; 5766 final Iterator<PackageSetting> it = sus.packages.iterator(); 5767 int i = 0; 5768 while (it.hasNext()) { 5769 PackageSetting ps = it.next(); 5770 if (ps.getInstalled(userId)) { 5771 res[i++] = ps.name; 5772 } else { 5773 res = ArrayUtils.removeElement(String.class, res, res[i]); 5774 } 5775 } 5776 return res; 5777 } else if (obj instanceof PackageSetting) { 5778 final PackageSetting ps = (PackageSetting) obj; 5779 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5780 return new String[]{ps.name}; 5781 } 5782 } 5783 } 5784 return null; 5785 } 5786 5787 @Override 5788 public String getNameForUid(int uid) { 5789 final int callingUid = Binder.getCallingUid(); 5790 if (getInstantAppPackageName(callingUid) != null) { 5791 return null; 5792 } 5793 synchronized (mPackages) { 5794 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5795 if (obj instanceof SharedUserSetting) { 5796 final SharedUserSetting sus = (SharedUserSetting) obj; 5797 return sus.name + ":" + sus.userId; 5798 } else if (obj instanceof PackageSetting) { 5799 final PackageSetting ps = (PackageSetting) obj; 5800 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5801 return null; 5802 } 5803 return ps.name; 5804 } 5805 return null; 5806 } 5807 } 5808 5809 @Override 5810 public String[] getNamesForUids(int[] uids) { 5811 if (uids == null || uids.length == 0) { 5812 return null; 5813 } 5814 final int callingUid = Binder.getCallingUid(); 5815 if (getInstantAppPackageName(callingUid) != null) { 5816 return null; 5817 } 5818 final String[] names = new String[uids.length]; 5819 synchronized (mPackages) { 5820 for (int i = uids.length - 1; i >= 0; i--) { 5821 final int uid = uids[i]; 5822 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5823 if (obj instanceof SharedUserSetting) { 5824 final SharedUserSetting sus = (SharedUserSetting) obj; 5825 names[i] = "shared:" + sus.name; 5826 } else if (obj instanceof PackageSetting) { 5827 final PackageSetting ps = (PackageSetting) obj; 5828 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5829 names[i] = null; 5830 } else { 5831 names[i] = ps.name; 5832 } 5833 } else { 5834 names[i] = null; 5835 } 5836 } 5837 } 5838 return names; 5839 } 5840 5841 @Override 5842 public int getUidForSharedUser(String sharedUserName) { 5843 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5844 return -1; 5845 } 5846 if (sharedUserName == null) { 5847 return -1; 5848 } 5849 // reader 5850 synchronized (mPackages) { 5851 SharedUserSetting suid; 5852 try { 5853 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5854 if (suid != null) { 5855 return suid.userId; 5856 } 5857 } catch (PackageManagerException ignore) { 5858 // can't happen, but, still need to catch it 5859 } 5860 return -1; 5861 } 5862 } 5863 5864 @Override 5865 public int getFlagsForUid(int uid) { 5866 final int callingUid = Binder.getCallingUid(); 5867 if (getInstantAppPackageName(callingUid) != null) { 5868 return 0; 5869 } 5870 synchronized (mPackages) { 5871 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5872 if (obj instanceof SharedUserSetting) { 5873 final SharedUserSetting sus = (SharedUserSetting) obj; 5874 return sus.pkgFlags; 5875 } else if (obj instanceof PackageSetting) { 5876 final PackageSetting ps = (PackageSetting) obj; 5877 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5878 return 0; 5879 } 5880 return ps.pkgFlags; 5881 } 5882 } 5883 return 0; 5884 } 5885 5886 @Override 5887 public int getPrivateFlagsForUid(int uid) { 5888 final int callingUid = Binder.getCallingUid(); 5889 if (getInstantAppPackageName(callingUid) != null) { 5890 return 0; 5891 } 5892 synchronized (mPackages) { 5893 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5894 if (obj instanceof SharedUserSetting) { 5895 final SharedUserSetting sus = (SharedUserSetting) obj; 5896 return sus.pkgPrivateFlags; 5897 } else if (obj instanceof PackageSetting) { 5898 final PackageSetting ps = (PackageSetting) obj; 5899 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5900 return 0; 5901 } 5902 return ps.pkgPrivateFlags; 5903 } 5904 } 5905 return 0; 5906 } 5907 5908 @Override 5909 public boolean isUidPrivileged(int uid) { 5910 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5911 return false; 5912 } 5913 uid = UserHandle.getAppId(uid); 5914 // reader 5915 synchronized (mPackages) { 5916 Object obj = mSettings.getUserIdLPr(uid); 5917 if (obj instanceof SharedUserSetting) { 5918 final SharedUserSetting sus = (SharedUserSetting) obj; 5919 final Iterator<PackageSetting> it = sus.packages.iterator(); 5920 while (it.hasNext()) { 5921 if (it.next().isPrivileged()) { 5922 return true; 5923 } 5924 } 5925 } else if (obj instanceof PackageSetting) { 5926 final PackageSetting ps = (PackageSetting) obj; 5927 return ps.isPrivileged(); 5928 } 5929 } 5930 return false; 5931 } 5932 5933 @Override 5934 public String[] getAppOpPermissionPackages(String permName) { 5935 return mPermissionManager.getAppOpPermissionPackages(permName); 5936 } 5937 5938 @Override 5939 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5940 int flags, int userId) { 5941 return resolveIntentInternal( 5942 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5943 } 5944 5945 /** 5946 * Normally instant apps can only be resolved when they're visible to the caller. 5947 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5948 * since we need to allow the system to start any installed application. 5949 */ 5950 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5951 int flags, int userId, boolean resolveForStart) { 5952 try { 5953 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5954 5955 if (!sUserManager.exists(userId)) return null; 5956 final int callingUid = Binder.getCallingUid(); 5957 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5958 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5959 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5960 5961 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5962 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5963 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5964 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5965 5966 final ResolveInfo bestChoice = 5967 chooseBestActivity(intent, resolvedType, flags, query, userId); 5968 return bestChoice; 5969 } finally { 5970 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5971 } 5972 } 5973 5974 @Override 5975 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5976 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5977 throw new SecurityException( 5978 "findPersistentPreferredActivity can only be run by the system"); 5979 } 5980 if (!sUserManager.exists(userId)) { 5981 return null; 5982 } 5983 final int callingUid = Binder.getCallingUid(); 5984 intent = updateIntentForResolve(intent); 5985 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5986 final int flags = updateFlagsForResolve( 5987 0, userId, intent, callingUid, false /*includeInstantApps*/); 5988 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5989 userId); 5990 synchronized (mPackages) { 5991 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5992 userId); 5993 } 5994 } 5995 5996 @Override 5997 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5998 IntentFilter filter, int match, ComponentName activity) { 5999 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 6000 return; 6001 } 6002 final int userId = UserHandle.getCallingUserId(); 6003 if (DEBUG_PREFERRED) { 6004 Log.v(TAG, "setLastChosenActivity intent=" + intent 6005 + " resolvedType=" + resolvedType 6006 + " flags=" + flags 6007 + " filter=" + filter 6008 + " match=" + match 6009 + " activity=" + activity); 6010 filter.dump(new PrintStreamPrinter(System.out), " "); 6011 } 6012 intent.setComponent(null); 6013 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 6014 userId); 6015 // Find any earlier preferred or last chosen entries and nuke them 6016 findPreferredActivity(intent, resolvedType, 6017 flags, query, 0, false, true, false, userId); 6018 // Add the new activity as the last chosen for this filter 6019 addPreferredActivityInternal(filter, match, null, activity, false, userId, 6020 "Setting last chosen"); 6021 } 6022 6023 @Override 6024 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 6025 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 6026 return null; 6027 } 6028 final int userId = UserHandle.getCallingUserId(); 6029 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 6030 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 6031 userId); 6032 return findPreferredActivity(intent, resolvedType, flags, query, 0, 6033 false, false, false, userId); 6034 } 6035 6036 /** 6037 * Returns whether or not instant apps have been disabled remotely. 6038 */ 6039 private boolean areWebInstantAppsDisabled() { 6040 return mWebInstantAppsDisabled; 6041 } 6042 6043 private boolean isInstantAppResolutionAllowed( 6044 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 6045 boolean skipPackageCheck) { 6046 if (mInstantAppResolverConnection == null) { 6047 return false; 6048 } 6049 if (mInstantAppInstallerActivity == null) { 6050 return false; 6051 } 6052 if (intent.getComponent() != null) { 6053 return false; 6054 } 6055 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 6056 return false; 6057 } 6058 if (!skipPackageCheck && intent.getPackage() != null) { 6059 return false; 6060 } 6061 if (!intent.isWebIntent()) { 6062 // for non web intents, we should not resolve externally if an app already exists to 6063 // handle it or if the caller didn't explicitly request it. 6064 if ((resolvedActivities != null && resolvedActivities.size() != 0) 6065 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 6066 return false; 6067 } 6068 } else { 6069 if (intent.getData() == null || TextUtils.isEmpty(intent.getData().getHost())) { 6070 return false; 6071 } else if (areWebInstantAppsDisabled()) { 6072 return false; 6073 } 6074 } 6075 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 6076 // Or if there's already an ephemeral app installed that handles the action 6077 synchronized (mPackages) { 6078 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 6079 for (int n = 0; n < count; n++) { 6080 final ResolveInfo info = resolvedActivities.get(n); 6081 final String packageName = info.activityInfo.packageName; 6082 final PackageSetting ps = mSettings.mPackages.get(packageName); 6083 if (ps != null) { 6084 // only check domain verification status if the app is not a browser 6085 if (!info.handleAllWebDataURI) { 6086 // Try to get the status from User settings first 6087 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6088 final int status = (int) (packedStatus >> 32); 6089 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6090 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6091 if (DEBUG_INSTANT) { 6092 Slog.v(TAG, "DENY instant app;" 6093 + " pkg: " + packageName + ", status: " + status); 6094 } 6095 return false; 6096 } 6097 } 6098 if (ps.getInstantApp(userId)) { 6099 if (DEBUG_INSTANT) { 6100 Slog.v(TAG, "DENY instant app installed;" 6101 + " pkg: " + packageName); 6102 } 6103 return false; 6104 } 6105 } 6106 } 6107 } 6108 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6109 return true; 6110 } 6111 6112 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6113 Intent origIntent, String resolvedType, String callingPackage, 6114 Bundle verificationBundle, int userId) { 6115 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6116 new InstantAppRequest(responseObj, origIntent, resolvedType, 6117 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6118 mHandler.sendMessage(msg); 6119 } 6120 6121 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6122 int flags, List<ResolveInfo> query, int userId) { 6123 if (query != null) { 6124 final int N = query.size(); 6125 if (N == 1) { 6126 return query.get(0); 6127 } else if (N > 1) { 6128 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6129 // If there is more than one activity with the same priority, 6130 // then let the user decide between them. 6131 ResolveInfo r0 = query.get(0); 6132 ResolveInfo r1 = query.get(1); 6133 if (DEBUG_INTENT_MATCHING || debug) { 6134 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6135 + r1.activityInfo.name + "=" + r1.priority); 6136 } 6137 // If the first activity has a higher priority, or a different 6138 // default, then it is always desirable to pick it. 6139 if (r0.priority != r1.priority 6140 || r0.preferredOrder != r1.preferredOrder 6141 || r0.isDefault != r1.isDefault) { 6142 return query.get(0); 6143 } 6144 // If we have saved a preference for a preferred activity for 6145 // this Intent, use that. 6146 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6147 flags, query, r0.priority, true, false, debug, userId); 6148 if (ri != null) { 6149 return ri; 6150 } 6151 // If we have an ephemeral app, use it 6152 for (int i = 0; i < N; i++) { 6153 ri = query.get(i); 6154 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6155 final String packageName = ri.activityInfo.packageName; 6156 final PackageSetting ps = mSettings.mPackages.get(packageName); 6157 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6158 final int status = (int)(packedStatus >> 32); 6159 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6160 return ri; 6161 } 6162 } 6163 } 6164 ri = new ResolveInfo(mResolveInfo); 6165 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6166 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6167 // If all of the options come from the same package, show the application's 6168 // label and icon instead of the generic resolver's. 6169 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6170 // and then throw away the ResolveInfo itself, meaning that the caller loses 6171 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6172 // a fallback for this case; we only set the target package's resources on 6173 // the ResolveInfo, not the ActivityInfo. 6174 final String intentPackage = intent.getPackage(); 6175 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6176 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6177 ri.resolvePackageName = intentPackage; 6178 if (userNeedsBadging(userId)) { 6179 ri.noResourceId = true; 6180 } else { 6181 ri.icon = appi.icon; 6182 } 6183 ri.iconResourceId = appi.icon; 6184 ri.labelRes = appi.labelRes; 6185 } 6186 ri.activityInfo.applicationInfo = new ApplicationInfo( 6187 ri.activityInfo.applicationInfo); 6188 if (userId != 0) { 6189 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6190 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6191 } 6192 // Make sure that the resolver is displayable in car mode 6193 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6194 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6195 return ri; 6196 } 6197 } 6198 return null; 6199 } 6200 6201 /** 6202 * Return true if the given list is not empty and all of its contents have 6203 * an activityInfo with the given package name. 6204 */ 6205 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6206 if (ArrayUtils.isEmpty(list)) { 6207 return false; 6208 } 6209 for (int i = 0, N = list.size(); i < N; i++) { 6210 final ResolveInfo ri = list.get(i); 6211 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6212 if (ai == null || !packageName.equals(ai.packageName)) { 6213 return false; 6214 } 6215 } 6216 return true; 6217 } 6218 6219 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6220 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6221 final int N = query.size(); 6222 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6223 .get(userId); 6224 // Get the list of persistent preferred activities that handle the intent 6225 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6226 List<PersistentPreferredActivity> pprefs = ppir != null 6227 ? ppir.queryIntent(intent, resolvedType, 6228 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6229 userId) 6230 : null; 6231 if (pprefs != null && pprefs.size() > 0) { 6232 final int M = pprefs.size(); 6233 for (int i=0; i<M; i++) { 6234 final PersistentPreferredActivity ppa = pprefs.get(i); 6235 if (DEBUG_PREFERRED || debug) { 6236 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6237 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6238 + "\n component=" + ppa.mComponent); 6239 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6240 } 6241 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6242 flags | MATCH_DISABLED_COMPONENTS, userId); 6243 if (DEBUG_PREFERRED || debug) { 6244 Slog.v(TAG, "Found persistent preferred activity:"); 6245 if (ai != null) { 6246 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6247 } else { 6248 Slog.v(TAG, " null"); 6249 } 6250 } 6251 if (ai == null) { 6252 // This previously registered persistent preferred activity 6253 // component is no longer known. Ignore it and do NOT remove it. 6254 continue; 6255 } 6256 for (int j=0; j<N; j++) { 6257 final ResolveInfo ri = query.get(j); 6258 if (!ri.activityInfo.applicationInfo.packageName 6259 .equals(ai.applicationInfo.packageName)) { 6260 continue; 6261 } 6262 if (!ri.activityInfo.name.equals(ai.name)) { 6263 continue; 6264 } 6265 // Found a persistent preference that can handle the intent. 6266 if (DEBUG_PREFERRED || debug) { 6267 Slog.v(TAG, "Returning persistent preferred activity: " + 6268 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6269 } 6270 return ri; 6271 } 6272 } 6273 } 6274 return null; 6275 } 6276 6277 // TODO: handle preferred activities missing while user has amnesia 6278 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6279 List<ResolveInfo> query, int priority, boolean always, 6280 boolean removeMatches, boolean debug, int userId) { 6281 if (!sUserManager.exists(userId)) return null; 6282 final int callingUid = Binder.getCallingUid(); 6283 flags = updateFlagsForResolve( 6284 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6285 intent = updateIntentForResolve(intent); 6286 // writer 6287 synchronized (mPackages) { 6288 // Try to find a matching persistent preferred activity. 6289 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6290 debug, userId); 6291 6292 // If a persistent preferred activity matched, use it. 6293 if (pri != null) { 6294 return pri; 6295 } 6296 6297 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6298 // Get the list of preferred activities that handle the intent 6299 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6300 List<PreferredActivity> prefs = pir != null 6301 ? pir.queryIntent(intent, resolvedType, 6302 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6303 userId) 6304 : null; 6305 if (prefs != null && prefs.size() > 0) { 6306 boolean changed = false; 6307 try { 6308 // First figure out how good the original match set is. 6309 // We will only allow preferred activities that came 6310 // from the same match quality. 6311 int match = 0; 6312 6313 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6314 6315 final int N = query.size(); 6316 for (int j=0; j<N; j++) { 6317 final ResolveInfo ri = query.get(j); 6318 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6319 + ": 0x" + Integer.toHexString(match)); 6320 if (ri.match > match) { 6321 match = ri.match; 6322 } 6323 } 6324 6325 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6326 + Integer.toHexString(match)); 6327 6328 match &= IntentFilter.MATCH_CATEGORY_MASK; 6329 final int M = prefs.size(); 6330 for (int i=0; i<M; i++) { 6331 final PreferredActivity pa = prefs.get(i); 6332 if (DEBUG_PREFERRED || debug) { 6333 Slog.v(TAG, "Checking PreferredActivity ds=" 6334 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6335 + "\n component=" + pa.mPref.mComponent); 6336 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6337 } 6338 if (pa.mPref.mMatch != match) { 6339 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6340 + Integer.toHexString(pa.mPref.mMatch)); 6341 continue; 6342 } 6343 // If it's not an "always" type preferred activity and that's what we're 6344 // looking for, skip it. 6345 if (always && !pa.mPref.mAlways) { 6346 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6347 continue; 6348 } 6349 final ActivityInfo ai = getActivityInfo( 6350 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6351 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6352 userId); 6353 if (DEBUG_PREFERRED || debug) { 6354 Slog.v(TAG, "Found preferred activity:"); 6355 if (ai != null) { 6356 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6357 } else { 6358 Slog.v(TAG, " null"); 6359 } 6360 } 6361 if (ai == null) { 6362 // This previously registered preferred activity 6363 // component is no longer known. Most likely an update 6364 // to the app was installed and in the new version this 6365 // component no longer exists. Clean it up by removing 6366 // it from the preferred activities list, and skip it. 6367 Slog.w(TAG, "Removing dangling preferred activity: " 6368 + pa.mPref.mComponent); 6369 pir.removeFilter(pa); 6370 changed = true; 6371 continue; 6372 } 6373 for (int j=0; j<N; j++) { 6374 final ResolveInfo ri = query.get(j); 6375 if (!ri.activityInfo.applicationInfo.packageName 6376 .equals(ai.applicationInfo.packageName)) { 6377 continue; 6378 } 6379 if (!ri.activityInfo.name.equals(ai.name)) { 6380 continue; 6381 } 6382 6383 if (removeMatches) { 6384 pir.removeFilter(pa); 6385 changed = true; 6386 if (DEBUG_PREFERRED) { 6387 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6388 } 6389 break; 6390 } 6391 6392 // Okay we found a previously set preferred or last chosen app. 6393 // If the result set is different from when this 6394 // was created, and is not a subset of the preferred set, we need to 6395 // clear it and re-ask the user their preference, if we're looking for 6396 // an "always" type entry. 6397 if (always && !pa.mPref.sameSet(query)) { 6398 if (pa.mPref.isSuperset(query)) { 6399 // some components of the set are no longer present in 6400 // the query, but the preferred activity can still be reused 6401 if (DEBUG_PREFERRED) { 6402 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6403 + " still valid as only non-preferred components" 6404 + " were removed for " + intent + " type " 6405 + resolvedType); 6406 } 6407 // remove obsolete components and re-add the up-to-date filter 6408 PreferredActivity freshPa = new PreferredActivity(pa, 6409 pa.mPref.mMatch, 6410 pa.mPref.discardObsoleteComponents(query), 6411 pa.mPref.mComponent, 6412 pa.mPref.mAlways); 6413 pir.removeFilter(pa); 6414 pir.addFilter(freshPa); 6415 changed = true; 6416 } else { 6417 Slog.i(TAG, 6418 "Result set changed, dropping preferred activity for " 6419 + intent + " type " + resolvedType); 6420 if (DEBUG_PREFERRED) { 6421 Slog.v(TAG, "Removing preferred activity since set changed " 6422 + pa.mPref.mComponent); 6423 } 6424 pir.removeFilter(pa); 6425 // Re-add the filter as a "last chosen" entry (!always) 6426 PreferredActivity lastChosen = new PreferredActivity( 6427 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6428 pir.addFilter(lastChosen); 6429 changed = true; 6430 return null; 6431 } 6432 } 6433 6434 // Yay! Either the set matched or we're looking for the last chosen 6435 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6436 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6437 return ri; 6438 } 6439 } 6440 } finally { 6441 if (changed) { 6442 if (DEBUG_PREFERRED) { 6443 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6444 } 6445 scheduleWritePackageRestrictionsLocked(userId); 6446 } 6447 } 6448 } 6449 } 6450 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6451 return null; 6452 } 6453 6454 /* 6455 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6456 */ 6457 @Override 6458 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6459 int targetUserId) { 6460 mContext.enforceCallingOrSelfPermission( 6461 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6462 List<CrossProfileIntentFilter> matches = 6463 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6464 if (matches != null) { 6465 int size = matches.size(); 6466 for (int i = 0; i < size; i++) { 6467 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6468 } 6469 } 6470 if (intent.hasWebURI()) { 6471 // cross-profile app linking works only towards the parent. 6472 final int callingUid = Binder.getCallingUid(); 6473 final UserInfo parent = getProfileParent(sourceUserId); 6474 synchronized(mPackages) { 6475 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6476 false /*includeInstantApps*/); 6477 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6478 intent, resolvedType, flags, sourceUserId, parent.id); 6479 return xpDomainInfo != null; 6480 } 6481 } 6482 return false; 6483 } 6484 6485 private UserInfo getProfileParent(int userId) { 6486 final long identity = Binder.clearCallingIdentity(); 6487 try { 6488 return sUserManager.getProfileParent(userId); 6489 } finally { 6490 Binder.restoreCallingIdentity(identity); 6491 } 6492 } 6493 6494 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6495 String resolvedType, int userId) { 6496 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6497 if (resolver != null) { 6498 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6499 } 6500 return null; 6501 } 6502 6503 @Override 6504 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6505 String resolvedType, int flags, int userId) { 6506 try { 6507 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6508 6509 return new ParceledListSlice<>( 6510 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6511 } finally { 6512 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6513 } 6514 } 6515 6516 /** 6517 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6518 * instant, returns {@code null}. 6519 */ 6520 private String getInstantAppPackageName(int callingUid) { 6521 synchronized (mPackages) { 6522 // If the caller is an isolated app use the owner's uid for the lookup. 6523 if (Process.isIsolated(callingUid)) { 6524 callingUid = mIsolatedOwners.get(callingUid); 6525 } 6526 final int appId = UserHandle.getAppId(callingUid); 6527 final Object obj = mSettings.getUserIdLPr(appId); 6528 if (obj instanceof PackageSetting) { 6529 final PackageSetting ps = (PackageSetting) obj; 6530 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6531 return isInstantApp ? ps.pkg.packageName : null; 6532 } 6533 } 6534 return null; 6535 } 6536 6537 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6538 String resolvedType, int flags, int userId) { 6539 return queryIntentActivitiesInternal( 6540 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6541 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6542 } 6543 6544 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6545 String resolvedType, int flags, int filterCallingUid, int userId, 6546 boolean resolveForStart, boolean allowDynamicSplits) { 6547 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6548 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6549 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6550 false /* requireFullPermission */, false /* checkShell */, 6551 "query intent activities"); 6552 final String pkgName = intent.getPackage(); 6553 ComponentName comp = intent.getComponent(); 6554 if (comp == null) { 6555 if (intent.getSelector() != null) { 6556 intent = intent.getSelector(); 6557 comp = intent.getComponent(); 6558 } 6559 } 6560 6561 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6562 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6563 if (comp != null) { 6564 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6565 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6566 if (ai != null) { 6567 // When specifying an explicit component, we prevent the activity from being 6568 // used when either 1) the calling package is normal and the activity is within 6569 // an ephemeral application or 2) the calling package is ephemeral and the 6570 // activity is not visible to ephemeral applications. 6571 final boolean matchInstantApp = 6572 (flags & PackageManager.MATCH_INSTANT) != 0; 6573 final boolean matchVisibleToInstantAppOnly = 6574 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6575 final boolean matchExplicitlyVisibleOnly = 6576 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6577 final boolean isCallerInstantApp = 6578 instantAppPkgName != null; 6579 final boolean isTargetSameInstantApp = 6580 comp.getPackageName().equals(instantAppPkgName); 6581 final boolean isTargetInstantApp = 6582 (ai.applicationInfo.privateFlags 6583 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6584 final boolean isTargetVisibleToInstantApp = 6585 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6586 final boolean isTargetExplicitlyVisibleToInstantApp = 6587 isTargetVisibleToInstantApp 6588 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6589 final boolean isTargetHiddenFromInstantApp = 6590 !isTargetVisibleToInstantApp 6591 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6592 final boolean blockResolution = 6593 !isTargetSameInstantApp 6594 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6595 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6596 && isTargetHiddenFromInstantApp)); 6597 if (!blockResolution) { 6598 final ResolveInfo ri = new ResolveInfo(); 6599 ri.activityInfo = ai; 6600 list.add(ri); 6601 } 6602 } 6603 return applyPostResolutionFilter( 6604 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6605 } 6606 6607 // reader 6608 boolean sortResult = false; 6609 boolean addInstant = false; 6610 List<ResolveInfo> result; 6611 synchronized (mPackages) { 6612 if (pkgName == null) { 6613 List<CrossProfileIntentFilter> matchingFilters = 6614 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6615 // Check for results that need to skip the current profile. 6616 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6617 resolvedType, flags, userId); 6618 if (xpResolveInfo != null) { 6619 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6620 xpResult.add(xpResolveInfo); 6621 return applyPostResolutionFilter( 6622 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6623 allowDynamicSplits, filterCallingUid, userId, intent); 6624 } 6625 6626 // Check for results in the current profile. 6627 result = filterIfNotSystemUser(mActivities.queryIntent( 6628 intent, resolvedType, flags, userId), userId); 6629 addInstant = isInstantAppResolutionAllowed(intent, result, userId, 6630 false /*skipPackageCheck*/); 6631 // Check for cross profile results. 6632 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6633 xpResolveInfo = queryCrossProfileIntents( 6634 matchingFilters, intent, resolvedType, flags, userId, 6635 hasNonNegativePriorityResult); 6636 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6637 boolean isVisibleToUser = filterIfNotSystemUser( 6638 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6639 if (isVisibleToUser) { 6640 result.add(xpResolveInfo); 6641 sortResult = true; 6642 } 6643 } 6644 if (intent.hasWebURI()) { 6645 CrossProfileDomainInfo xpDomainInfo = null; 6646 final UserInfo parent = getProfileParent(userId); 6647 if (parent != null) { 6648 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6649 flags, userId, parent.id); 6650 } 6651 if (xpDomainInfo != null) { 6652 if (xpResolveInfo != null) { 6653 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6654 // in the result. 6655 result.remove(xpResolveInfo); 6656 } 6657 if (result.size() == 0 && !addInstant) { 6658 // No result in current profile, but found candidate in parent user. 6659 // And we are not going to add emphemeral app, so we can return the 6660 // result straight away. 6661 result.add(xpDomainInfo.resolveInfo); 6662 return applyPostResolutionFilter(result, instantAppPkgName, 6663 allowDynamicSplits, filterCallingUid, userId, intent); 6664 } 6665 } else if (result.size() <= 1 && !addInstant) { 6666 // No result in parent user and <= 1 result in current profile, and we 6667 // are not going to add emphemeral app, so we can return the result without 6668 // further processing. 6669 return applyPostResolutionFilter(result, instantAppPkgName, 6670 allowDynamicSplits, filterCallingUid, userId, intent); 6671 } 6672 // We have more than one candidate (combining results from current and parent 6673 // profile), so we need filtering and sorting. 6674 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6675 intent, flags, result, xpDomainInfo, userId); 6676 sortResult = true; 6677 } 6678 } else { 6679 final PackageParser.Package pkg = mPackages.get(pkgName); 6680 result = null; 6681 if (pkg != null) { 6682 result = filterIfNotSystemUser( 6683 mActivities.queryIntentForPackage( 6684 intent, resolvedType, flags, pkg.activities, userId), 6685 userId); 6686 } 6687 if (result == null || result.size() == 0) { 6688 // the caller wants to resolve for a particular package; however, there 6689 // were no installed results, so, try to find an ephemeral result 6690 addInstant = isInstantAppResolutionAllowed( 6691 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6692 if (result == null) { 6693 result = new ArrayList<>(); 6694 } 6695 } 6696 } 6697 } 6698 if (addInstant) { 6699 result = maybeAddInstantAppInstaller( 6700 result, intent, resolvedType, flags, userId, resolveForStart); 6701 } 6702 if (sortResult) { 6703 Collections.sort(result, mResolvePrioritySorter); 6704 } 6705 return applyPostResolutionFilter( 6706 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6707 } 6708 6709 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6710 String resolvedType, int flags, int userId, boolean resolveForStart) { 6711 // first, check to see if we've got an instant app already installed 6712 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6713 ResolveInfo localInstantApp = null; 6714 boolean blockResolution = false; 6715 if (!alreadyResolvedLocally) { 6716 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6717 flags 6718 | PackageManager.GET_RESOLVED_FILTER 6719 | PackageManager.MATCH_INSTANT 6720 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6721 userId); 6722 for (int i = instantApps.size() - 1; i >= 0; --i) { 6723 final ResolveInfo info = instantApps.get(i); 6724 final String packageName = info.activityInfo.packageName; 6725 final PackageSetting ps = mSettings.mPackages.get(packageName); 6726 if (ps.getInstantApp(userId)) { 6727 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6728 final int status = (int)(packedStatus >> 32); 6729 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6730 // there's a local instant application installed, but, the user has 6731 // chosen to never use it; skip resolution and don't acknowledge 6732 // an instant application is even available 6733 if (DEBUG_INSTANT) { 6734 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6735 } 6736 blockResolution = true; 6737 break; 6738 } else { 6739 // we have a locally installed instant application; skip resolution 6740 // but acknowledge there's an instant application available 6741 if (DEBUG_INSTANT) { 6742 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6743 } 6744 localInstantApp = info; 6745 break; 6746 } 6747 } 6748 } 6749 } 6750 // no app installed, let's see if one's available 6751 AuxiliaryResolveInfo auxiliaryResponse = null; 6752 if (!blockResolution) { 6753 if (localInstantApp == null) { 6754 // we don't have an instant app locally, resolve externally 6755 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6756 final InstantAppRequest requestObject = new InstantAppRequest( 6757 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6758 null /*callingPackage*/, userId, null /*verificationBundle*/, 6759 resolveForStart); 6760 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6761 mInstantAppResolverConnection, requestObject); 6762 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6763 } else { 6764 // we have an instant application locally, but, we can't admit that since 6765 // callers shouldn't be able to determine prior browsing. create a dummy 6766 // auxiliary response so the downstream code behaves as if there's an 6767 // instant application available externally. when it comes time to start 6768 // the instant application, we'll do the right thing. 6769 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6770 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6771 ai.packageName, ai.versionCode, null /* splitName */); 6772 } 6773 } 6774 if (intent.isWebIntent() && auxiliaryResponse == null) { 6775 return result; 6776 } 6777 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6778 if (ps == null 6779 || ps.getUserState().get(userId) == null 6780 || !ps.getUserState().get(userId).isEnabled(mInstantAppInstallerActivity, 0)) { 6781 return result; 6782 } 6783 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6784 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6785 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6786 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6787 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6788 // add a non-generic filter 6789 ephemeralInstaller.filter = new IntentFilter(); 6790 if (intent.getAction() != null) { 6791 ephemeralInstaller.filter.addAction(intent.getAction()); 6792 } 6793 if (intent.getData() != null && intent.getData().getPath() != null) { 6794 ephemeralInstaller.filter.addDataPath( 6795 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6796 } 6797 ephemeralInstaller.isInstantAppAvailable = true; 6798 // make sure this resolver is the default 6799 ephemeralInstaller.isDefault = true; 6800 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6801 if (DEBUG_INSTANT) { 6802 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6803 } 6804 6805 result.add(ephemeralInstaller); 6806 return result; 6807 } 6808 6809 private static class CrossProfileDomainInfo { 6810 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6811 ResolveInfo resolveInfo; 6812 /* Best domain verification status of the activities found in the other profile */ 6813 int bestDomainVerificationStatus; 6814 } 6815 6816 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6817 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6818 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6819 sourceUserId)) { 6820 return null; 6821 } 6822 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6823 resolvedType, flags, parentUserId); 6824 6825 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6826 return null; 6827 } 6828 CrossProfileDomainInfo result = null; 6829 int size = resultTargetUser.size(); 6830 for (int i = 0; i < size; i++) { 6831 ResolveInfo riTargetUser = resultTargetUser.get(i); 6832 // Intent filter verification is only for filters that specify a host. So don't return 6833 // those that handle all web uris. 6834 if (riTargetUser.handleAllWebDataURI) { 6835 continue; 6836 } 6837 String packageName = riTargetUser.activityInfo.packageName; 6838 PackageSetting ps = mSettings.mPackages.get(packageName); 6839 if (ps == null) { 6840 continue; 6841 } 6842 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6843 int status = (int)(verificationState >> 32); 6844 if (result == null) { 6845 result = new CrossProfileDomainInfo(); 6846 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6847 sourceUserId, parentUserId); 6848 result.bestDomainVerificationStatus = status; 6849 } else { 6850 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6851 result.bestDomainVerificationStatus); 6852 } 6853 } 6854 // Don't consider matches with status NEVER across profiles. 6855 if (result != null && result.bestDomainVerificationStatus 6856 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6857 return null; 6858 } 6859 return result; 6860 } 6861 6862 /** 6863 * Verification statuses are ordered from the worse to the best, except for 6864 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6865 */ 6866 private int bestDomainVerificationStatus(int status1, int status2) { 6867 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6868 return status2; 6869 } 6870 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6871 return status1; 6872 } 6873 return (int) MathUtils.max(status1, status2); 6874 } 6875 6876 private boolean isUserEnabled(int userId) { 6877 long callingId = Binder.clearCallingIdentity(); 6878 try { 6879 UserInfo userInfo = sUserManager.getUserInfo(userId); 6880 return userInfo != null && userInfo.isEnabled(); 6881 } finally { 6882 Binder.restoreCallingIdentity(callingId); 6883 } 6884 } 6885 6886 /** 6887 * Filter out activities with systemUserOnly flag set, when current user is not System. 6888 * 6889 * @return filtered list 6890 */ 6891 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6892 if (userId == UserHandle.USER_SYSTEM) { 6893 return resolveInfos; 6894 } 6895 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6896 ResolveInfo info = resolveInfos.get(i); 6897 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6898 resolveInfos.remove(i); 6899 } 6900 } 6901 return resolveInfos; 6902 } 6903 6904 /** 6905 * Filters out ephemeral activities. 6906 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6907 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6908 * 6909 * @param resolveInfos The pre-filtered list of resolved activities 6910 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6911 * is performed. 6912 * @param intent 6913 * @return A filtered list of resolved activities. 6914 */ 6915 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6916 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId, 6917 Intent intent) { 6918 final boolean blockInstant = intent.isWebIntent() && areWebInstantAppsDisabled(); 6919 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6920 final ResolveInfo info = resolveInfos.get(i); 6921 // remove locally resolved instant app web results when disabled 6922 if (info.isInstantAppAvailable && blockInstant) { 6923 resolveInfos.remove(i); 6924 continue; 6925 } 6926 // allow activities that are defined in the provided package 6927 if (allowDynamicSplits 6928 && info.activityInfo != null 6929 && info.activityInfo.splitName != null 6930 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6931 info.activityInfo.splitName)) { 6932 if (mInstantAppInstallerActivity == null) { 6933 if (DEBUG_INSTALL) { 6934 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6935 } 6936 resolveInfos.remove(i); 6937 continue; 6938 } 6939 if (blockInstant && isInstantApp(info.activityInfo.packageName, userId)) { 6940 resolveInfos.remove(i); 6941 continue; 6942 } 6943 // requested activity is defined in a split that hasn't been installed yet. 6944 // add the installer to the resolve list 6945 if (DEBUG_INSTALL) { 6946 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6947 } 6948 final ResolveInfo installerInfo = new ResolveInfo( 6949 mInstantAppInstallerInfo); 6950 final ComponentName installFailureActivity = findInstallFailureActivity( 6951 info.activityInfo.packageName, filterCallingUid, userId); 6952 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6953 installFailureActivity, 6954 info.activityInfo.packageName, 6955 info.activityInfo.applicationInfo.versionCode, 6956 info.activityInfo.splitName); 6957 // add a non-generic filter 6958 installerInfo.filter = new IntentFilter(); 6959 6960 // This resolve info may appear in the chooser UI, so let us make it 6961 // look as the one it replaces as far as the user is concerned which 6962 // requires loading the correct label and icon for the resolve info. 6963 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6964 installerInfo.labelRes = info.resolveLabelResId(); 6965 installerInfo.icon = info.resolveIconResId(); 6966 installerInfo.isInstantAppAvailable = true; 6967 resolveInfos.set(i, installerInfo); 6968 continue; 6969 } 6970 // caller is a full app, don't need to apply any other filtering 6971 if (ephemeralPkgName == null) { 6972 continue; 6973 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6974 // caller is same app; don't need to apply any other filtering 6975 continue; 6976 } 6977 // allow activities that have been explicitly exposed to ephemeral apps 6978 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6979 if (!isEphemeralApp 6980 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6981 continue; 6982 } 6983 resolveInfos.remove(i); 6984 } 6985 return resolveInfos; 6986 } 6987 6988 /** 6989 * Returns the activity component that can handle install failures. 6990 * <p>By default, the instant application installer handles failures. However, an 6991 * application may want to handle failures on its own. Applications do this by 6992 * creating an activity with an intent filter that handles the action 6993 * {@link Intent#ACTION_INSTALL_FAILURE}. 6994 */ 6995 private @Nullable ComponentName findInstallFailureActivity( 6996 String packageName, int filterCallingUid, int userId) { 6997 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6998 failureActivityIntent.setPackage(packageName); 6999 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 7000 final List<ResolveInfo> result = queryIntentActivitiesInternal( 7001 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 7002 false /*resolveForStart*/, false /*allowDynamicSplits*/); 7003 final int NR = result.size(); 7004 if (NR > 0) { 7005 for (int i = 0; i < NR; i++) { 7006 final ResolveInfo info = result.get(i); 7007 if (info.activityInfo.splitName != null) { 7008 continue; 7009 } 7010 return new ComponentName(packageName, info.activityInfo.name); 7011 } 7012 } 7013 return null; 7014 } 7015 7016 /** 7017 * @param resolveInfos list of resolve infos in descending priority order 7018 * @return if the list contains a resolve info with non-negative priority 7019 */ 7020 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 7021 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 7022 } 7023 7024 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 7025 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 7026 int userId) { 7027 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 7028 7029 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7030 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 7031 candidates.size()); 7032 } 7033 7034 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 7035 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 7036 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 7037 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 7038 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 7039 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 7040 7041 synchronized (mPackages) { 7042 final int count = candidates.size(); 7043 // First, try to use linked apps. Partition the candidates into four lists: 7044 // one for the final results, one for the "do not use ever", one for "undefined status" 7045 // and finally one for "browser app type". 7046 for (int n=0; n<count; n++) { 7047 ResolveInfo info = candidates.get(n); 7048 String packageName = info.activityInfo.packageName; 7049 PackageSetting ps = mSettings.mPackages.get(packageName); 7050 if (ps != null) { 7051 // Add to the special match all list (Browser use case) 7052 if (info.handleAllWebDataURI) { 7053 matchAllList.add(info); 7054 continue; 7055 } 7056 // Try to get the status from User settings first 7057 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 7058 int status = (int)(packedStatus >> 32); 7059 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 7060 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 7061 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7062 Slog.i(TAG, " + always: " + info.activityInfo.packageName 7063 + " : linkgen=" + linkGeneration); 7064 } 7065 // Use link-enabled generation as preferredOrder, i.e. 7066 // prefer newly-enabled over earlier-enabled. 7067 info.preferredOrder = linkGeneration; 7068 alwaysList.add(info); 7069 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 7070 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7071 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 7072 } 7073 neverList.add(info); 7074 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 7075 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7076 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 7077 } 7078 alwaysAskList.add(info); 7079 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 7080 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 7081 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7082 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 7083 } 7084 undefinedList.add(info); 7085 } 7086 } 7087 } 7088 7089 // We'll want to include browser possibilities in a few cases 7090 boolean includeBrowser = false; 7091 7092 // First try to add the "always" resolution(s) for the current user, if any 7093 if (alwaysList.size() > 0) { 7094 result.addAll(alwaysList); 7095 } else { 7096 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7097 result.addAll(undefinedList); 7098 // Maybe add one for the other profile. 7099 if (xpDomainInfo != null && ( 7100 xpDomainInfo.bestDomainVerificationStatus 7101 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7102 result.add(xpDomainInfo.resolveInfo); 7103 } 7104 includeBrowser = true; 7105 } 7106 7107 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7108 // If there were 'always' entries their preferred order has been set, so we also 7109 // back that off to make the alternatives equivalent 7110 if (alwaysAskList.size() > 0) { 7111 for (ResolveInfo i : result) { 7112 i.preferredOrder = 0; 7113 } 7114 result.addAll(alwaysAskList); 7115 includeBrowser = true; 7116 } 7117 7118 if (includeBrowser) { 7119 // Also add browsers (all of them or only the default one) 7120 if (DEBUG_DOMAIN_VERIFICATION) { 7121 Slog.v(TAG, " ...including browsers in candidate set"); 7122 } 7123 if ((matchFlags & MATCH_ALL) != 0) { 7124 result.addAll(matchAllList); 7125 } else { 7126 // Browser/generic handling case. If there's a default browser, go straight 7127 // to that (but only if there is no other higher-priority match). 7128 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7129 int maxMatchPrio = 0; 7130 ResolveInfo defaultBrowserMatch = null; 7131 final int numCandidates = matchAllList.size(); 7132 for (int n = 0; n < numCandidates; n++) { 7133 ResolveInfo info = matchAllList.get(n); 7134 // track the highest overall match priority... 7135 if (info.priority > maxMatchPrio) { 7136 maxMatchPrio = info.priority; 7137 } 7138 // ...and the highest-priority default browser match 7139 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7140 if (defaultBrowserMatch == null 7141 || (defaultBrowserMatch.priority < info.priority)) { 7142 if (debug) { 7143 Slog.v(TAG, "Considering default browser match " + info); 7144 } 7145 defaultBrowserMatch = info; 7146 } 7147 } 7148 } 7149 if (defaultBrowserMatch != null 7150 && defaultBrowserMatch.priority >= maxMatchPrio 7151 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7152 { 7153 if (debug) { 7154 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7155 } 7156 result.add(defaultBrowserMatch); 7157 } else { 7158 result.addAll(matchAllList); 7159 } 7160 } 7161 7162 // If there is nothing selected, add all candidates and remove the ones that the user 7163 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7164 if (result.size() == 0) { 7165 result.addAll(candidates); 7166 result.removeAll(neverList); 7167 } 7168 } 7169 } 7170 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7171 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7172 result.size()); 7173 for (ResolveInfo info : result) { 7174 Slog.v(TAG, " + " + info.activityInfo); 7175 } 7176 } 7177 return result; 7178 } 7179 7180 // Returns a packed value as a long: 7181 // 7182 // high 'int'-sized word: link status: undefined/ask/never/always. 7183 // low 'int'-sized word: relative priority among 'always' results. 7184 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7185 long result = ps.getDomainVerificationStatusForUser(userId); 7186 // if none available, get the master status 7187 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7188 if (ps.getIntentFilterVerificationInfo() != null) { 7189 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7190 } 7191 } 7192 return result; 7193 } 7194 7195 private ResolveInfo querySkipCurrentProfileIntents( 7196 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7197 int flags, int sourceUserId) { 7198 if (matchingFilters != null) { 7199 int size = matchingFilters.size(); 7200 for (int i = 0; i < size; i ++) { 7201 CrossProfileIntentFilter filter = matchingFilters.get(i); 7202 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7203 // Checking if there are activities in the target user that can handle the 7204 // intent. 7205 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7206 resolvedType, flags, sourceUserId); 7207 if (resolveInfo != null) { 7208 return resolveInfo; 7209 } 7210 } 7211 } 7212 } 7213 return null; 7214 } 7215 7216 // Return matching ResolveInfo in target user if any. 7217 private ResolveInfo queryCrossProfileIntents( 7218 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7219 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7220 if (matchingFilters != null) { 7221 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7222 // match the same intent. For performance reasons, it is better not to 7223 // run queryIntent twice for the same userId 7224 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7225 int size = matchingFilters.size(); 7226 for (int i = 0; i < size; i++) { 7227 CrossProfileIntentFilter filter = matchingFilters.get(i); 7228 int targetUserId = filter.getTargetUserId(); 7229 boolean skipCurrentProfile = 7230 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7231 boolean skipCurrentProfileIfNoMatchFound = 7232 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7233 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7234 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7235 // Checking if there are activities in the target user that can handle the 7236 // intent. 7237 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7238 resolvedType, flags, sourceUserId); 7239 if (resolveInfo != null) return resolveInfo; 7240 alreadyTriedUserIds.put(targetUserId, true); 7241 } 7242 } 7243 } 7244 return null; 7245 } 7246 7247 /** 7248 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7249 * will forward the intent to the filter's target user. 7250 * Otherwise, returns null. 7251 */ 7252 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7253 String resolvedType, int flags, int sourceUserId) { 7254 int targetUserId = filter.getTargetUserId(); 7255 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7256 resolvedType, flags, targetUserId); 7257 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7258 // If all the matches in the target profile are suspended, return null. 7259 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7260 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7261 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7262 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7263 targetUserId); 7264 } 7265 } 7266 } 7267 return null; 7268 } 7269 7270 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7271 int sourceUserId, int targetUserId) { 7272 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7273 long ident = Binder.clearCallingIdentity(); 7274 boolean targetIsProfile; 7275 try { 7276 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7277 } finally { 7278 Binder.restoreCallingIdentity(ident); 7279 } 7280 String className; 7281 if (targetIsProfile) { 7282 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7283 } else { 7284 className = FORWARD_INTENT_TO_PARENT; 7285 } 7286 ComponentName forwardingActivityComponentName = new ComponentName( 7287 mAndroidApplication.packageName, className); 7288 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7289 sourceUserId); 7290 if (!targetIsProfile) { 7291 forwardingActivityInfo.showUserIcon = targetUserId; 7292 forwardingResolveInfo.noResourceId = true; 7293 } 7294 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7295 forwardingResolveInfo.priority = 0; 7296 forwardingResolveInfo.preferredOrder = 0; 7297 forwardingResolveInfo.match = 0; 7298 forwardingResolveInfo.isDefault = true; 7299 forwardingResolveInfo.filter = filter; 7300 forwardingResolveInfo.targetUserId = targetUserId; 7301 return forwardingResolveInfo; 7302 } 7303 7304 @Override 7305 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7306 Intent[] specifics, String[] specificTypes, Intent intent, 7307 String resolvedType, int flags, int userId) { 7308 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7309 specificTypes, intent, resolvedType, flags, userId)); 7310 } 7311 7312 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7313 Intent[] specifics, String[] specificTypes, Intent intent, 7314 String resolvedType, int flags, int userId) { 7315 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7316 final int callingUid = Binder.getCallingUid(); 7317 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7318 false /*includeInstantApps*/); 7319 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7320 false /*requireFullPermission*/, false /*checkShell*/, 7321 "query intent activity options"); 7322 final String resultsAction = intent.getAction(); 7323 7324 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7325 | PackageManager.GET_RESOLVED_FILTER, userId); 7326 7327 if (DEBUG_INTENT_MATCHING) { 7328 Log.v(TAG, "Query " + intent + ": " + results); 7329 } 7330 7331 int specificsPos = 0; 7332 int N; 7333 7334 // todo: note that the algorithm used here is O(N^2). This 7335 // isn't a problem in our current environment, but if we start running 7336 // into situations where we have more than 5 or 10 matches then this 7337 // should probably be changed to something smarter... 7338 7339 // First we go through and resolve each of the specific items 7340 // that were supplied, taking care of removing any corresponding 7341 // duplicate items in the generic resolve list. 7342 if (specifics != null) { 7343 for (int i=0; i<specifics.length; i++) { 7344 final Intent sintent = specifics[i]; 7345 if (sintent == null) { 7346 continue; 7347 } 7348 7349 if (DEBUG_INTENT_MATCHING) { 7350 Log.v(TAG, "Specific #" + i + ": " + sintent); 7351 } 7352 7353 String action = sintent.getAction(); 7354 if (resultsAction != null && resultsAction.equals(action)) { 7355 // If this action was explicitly requested, then don't 7356 // remove things that have it. 7357 action = null; 7358 } 7359 7360 ResolveInfo ri = null; 7361 ActivityInfo ai = null; 7362 7363 ComponentName comp = sintent.getComponent(); 7364 if (comp == null) { 7365 ri = resolveIntent( 7366 sintent, 7367 specificTypes != null ? specificTypes[i] : null, 7368 flags, userId); 7369 if (ri == null) { 7370 continue; 7371 } 7372 if (ri == mResolveInfo) { 7373 // ACK! Must do something better with this. 7374 } 7375 ai = ri.activityInfo; 7376 comp = new ComponentName(ai.applicationInfo.packageName, 7377 ai.name); 7378 } else { 7379 ai = getActivityInfo(comp, flags, userId); 7380 if (ai == null) { 7381 continue; 7382 } 7383 } 7384 7385 // Look for any generic query activities that are duplicates 7386 // of this specific one, and remove them from the results. 7387 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7388 N = results.size(); 7389 int j; 7390 for (j=specificsPos; j<N; j++) { 7391 ResolveInfo sri = results.get(j); 7392 if ((sri.activityInfo.name.equals(comp.getClassName()) 7393 && sri.activityInfo.applicationInfo.packageName.equals( 7394 comp.getPackageName())) 7395 || (action != null && sri.filter.matchAction(action))) { 7396 results.remove(j); 7397 if (DEBUG_INTENT_MATCHING) Log.v( 7398 TAG, "Removing duplicate item from " + j 7399 + " due to specific " + specificsPos); 7400 if (ri == null) { 7401 ri = sri; 7402 } 7403 j--; 7404 N--; 7405 } 7406 } 7407 7408 // Add this specific item to its proper place. 7409 if (ri == null) { 7410 ri = new ResolveInfo(); 7411 ri.activityInfo = ai; 7412 } 7413 results.add(specificsPos, ri); 7414 ri.specificIndex = i; 7415 specificsPos++; 7416 } 7417 } 7418 7419 // Now we go through the remaining generic results and remove any 7420 // duplicate actions that are found here. 7421 N = results.size(); 7422 for (int i=specificsPos; i<N-1; i++) { 7423 final ResolveInfo rii = results.get(i); 7424 if (rii.filter == null) { 7425 continue; 7426 } 7427 7428 // Iterate over all of the actions of this result's intent 7429 // filter... typically this should be just one. 7430 final Iterator<String> it = rii.filter.actionsIterator(); 7431 if (it == null) { 7432 continue; 7433 } 7434 while (it.hasNext()) { 7435 final String action = it.next(); 7436 if (resultsAction != null && resultsAction.equals(action)) { 7437 // If this action was explicitly requested, then don't 7438 // remove things that have it. 7439 continue; 7440 } 7441 for (int j=i+1; j<N; j++) { 7442 final ResolveInfo rij = results.get(j); 7443 if (rij.filter != null && rij.filter.hasAction(action)) { 7444 results.remove(j); 7445 if (DEBUG_INTENT_MATCHING) Log.v( 7446 TAG, "Removing duplicate item from " + j 7447 + " due to action " + action + " at " + i); 7448 j--; 7449 N--; 7450 } 7451 } 7452 } 7453 7454 // If the caller didn't request filter information, drop it now 7455 // so we don't have to marshall/unmarshall it. 7456 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7457 rii.filter = null; 7458 } 7459 } 7460 7461 // Filter out the caller activity if so requested. 7462 if (caller != null) { 7463 N = results.size(); 7464 for (int i=0; i<N; i++) { 7465 ActivityInfo ainfo = results.get(i).activityInfo; 7466 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7467 && caller.getClassName().equals(ainfo.name)) { 7468 results.remove(i); 7469 break; 7470 } 7471 } 7472 } 7473 7474 // If the caller didn't request filter information, 7475 // drop them now so we don't have to 7476 // marshall/unmarshall it. 7477 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7478 N = results.size(); 7479 for (int i=0; i<N; i++) { 7480 results.get(i).filter = null; 7481 } 7482 } 7483 7484 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7485 return results; 7486 } 7487 7488 @Override 7489 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7490 String resolvedType, int flags, int userId) { 7491 return new ParceledListSlice<>( 7492 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7493 false /*allowDynamicSplits*/)); 7494 } 7495 7496 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7497 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7498 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7499 final int callingUid = Binder.getCallingUid(); 7500 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7501 false /*requireFullPermission*/, false /*checkShell*/, 7502 "query intent receivers"); 7503 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7504 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7505 false /*includeInstantApps*/); 7506 ComponentName comp = intent.getComponent(); 7507 if (comp == null) { 7508 if (intent.getSelector() != null) { 7509 intent = intent.getSelector(); 7510 comp = intent.getComponent(); 7511 } 7512 } 7513 if (comp != null) { 7514 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7515 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7516 if (ai != null) { 7517 // When specifying an explicit component, we prevent the activity from being 7518 // used when either 1) the calling package is normal and the activity is within 7519 // an instant application or 2) the calling package is ephemeral and the 7520 // activity is not visible to instant applications. 7521 final boolean matchInstantApp = 7522 (flags & PackageManager.MATCH_INSTANT) != 0; 7523 final boolean matchVisibleToInstantAppOnly = 7524 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7525 final boolean matchExplicitlyVisibleOnly = 7526 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7527 final boolean isCallerInstantApp = 7528 instantAppPkgName != null; 7529 final boolean isTargetSameInstantApp = 7530 comp.getPackageName().equals(instantAppPkgName); 7531 final boolean isTargetInstantApp = 7532 (ai.applicationInfo.privateFlags 7533 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7534 final boolean isTargetVisibleToInstantApp = 7535 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7536 final boolean isTargetExplicitlyVisibleToInstantApp = 7537 isTargetVisibleToInstantApp 7538 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7539 final boolean isTargetHiddenFromInstantApp = 7540 !isTargetVisibleToInstantApp 7541 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7542 final boolean blockResolution = 7543 !isTargetSameInstantApp 7544 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7545 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7546 && isTargetHiddenFromInstantApp)); 7547 if (!blockResolution) { 7548 ResolveInfo ri = new ResolveInfo(); 7549 ri.activityInfo = ai; 7550 list.add(ri); 7551 } 7552 } 7553 return applyPostResolutionFilter( 7554 list, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7555 } 7556 7557 // reader 7558 synchronized (mPackages) { 7559 String pkgName = intent.getPackage(); 7560 if (pkgName == null) { 7561 final List<ResolveInfo> result = 7562 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7563 return applyPostResolutionFilter( 7564 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7565 } 7566 final PackageParser.Package pkg = mPackages.get(pkgName); 7567 if (pkg != null) { 7568 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7569 intent, resolvedType, flags, pkg.receivers, userId); 7570 return applyPostResolutionFilter( 7571 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7572 } 7573 return Collections.emptyList(); 7574 } 7575 } 7576 7577 @Override 7578 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7579 final int callingUid = Binder.getCallingUid(); 7580 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7581 } 7582 7583 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7584 int userId, int callingUid) { 7585 if (!sUserManager.exists(userId)) return null; 7586 flags = updateFlagsForResolve( 7587 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7588 List<ResolveInfo> query = queryIntentServicesInternal( 7589 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7590 if (query != null) { 7591 if (query.size() >= 1) { 7592 // If there is more than one service with the same priority, 7593 // just arbitrarily pick the first one. 7594 return query.get(0); 7595 } 7596 } 7597 return null; 7598 } 7599 7600 @Override 7601 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7602 String resolvedType, int flags, int userId) { 7603 final int callingUid = Binder.getCallingUid(); 7604 return new ParceledListSlice<>(queryIntentServicesInternal( 7605 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7606 } 7607 7608 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7609 String resolvedType, int flags, int userId, int callingUid, 7610 boolean includeInstantApps) { 7611 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7612 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7613 false /*requireFullPermission*/, false /*checkShell*/, 7614 "query intent receivers"); 7615 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7616 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7617 ComponentName comp = intent.getComponent(); 7618 if (comp == null) { 7619 if (intent.getSelector() != null) { 7620 intent = intent.getSelector(); 7621 comp = intent.getComponent(); 7622 } 7623 } 7624 if (comp != null) { 7625 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7626 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7627 if (si != null) { 7628 // When specifying an explicit component, we prevent the service from being 7629 // used when either 1) the service is in an instant application and the 7630 // caller is not the same instant application or 2) the calling package is 7631 // ephemeral and the activity is not visible to ephemeral applications. 7632 final boolean matchInstantApp = 7633 (flags & PackageManager.MATCH_INSTANT) != 0; 7634 final boolean matchVisibleToInstantAppOnly = 7635 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7636 final boolean isCallerInstantApp = 7637 instantAppPkgName != null; 7638 final boolean isTargetSameInstantApp = 7639 comp.getPackageName().equals(instantAppPkgName); 7640 final boolean isTargetInstantApp = 7641 (si.applicationInfo.privateFlags 7642 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7643 final boolean isTargetHiddenFromInstantApp = 7644 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7645 final boolean blockResolution = 7646 !isTargetSameInstantApp 7647 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7648 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7649 && isTargetHiddenFromInstantApp)); 7650 if (!blockResolution) { 7651 final ResolveInfo ri = new ResolveInfo(); 7652 ri.serviceInfo = si; 7653 list.add(ri); 7654 } 7655 } 7656 return list; 7657 } 7658 7659 // reader 7660 synchronized (mPackages) { 7661 String pkgName = intent.getPackage(); 7662 if (pkgName == null) { 7663 return applyPostServiceResolutionFilter( 7664 mServices.queryIntent(intent, resolvedType, flags, userId), 7665 instantAppPkgName); 7666 } 7667 final PackageParser.Package pkg = mPackages.get(pkgName); 7668 if (pkg != null) { 7669 return applyPostServiceResolutionFilter( 7670 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7671 userId), 7672 instantAppPkgName); 7673 } 7674 return Collections.emptyList(); 7675 } 7676 } 7677 7678 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7679 String instantAppPkgName) { 7680 if (instantAppPkgName == null) { 7681 return resolveInfos; 7682 } 7683 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7684 final ResolveInfo info = resolveInfos.get(i); 7685 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7686 // allow services that are defined in the provided package 7687 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7688 if (info.serviceInfo.splitName != null 7689 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7690 info.serviceInfo.splitName)) { 7691 // requested service is defined in a split that hasn't been installed yet. 7692 // add the installer to the resolve list 7693 if (DEBUG_INSTANT) { 7694 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7695 } 7696 final ResolveInfo installerInfo = new ResolveInfo( 7697 mInstantAppInstallerInfo); 7698 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7699 null /* installFailureActivity */, 7700 info.serviceInfo.packageName, 7701 info.serviceInfo.applicationInfo.versionCode, 7702 info.serviceInfo.splitName); 7703 // add a non-generic filter 7704 installerInfo.filter = new IntentFilter(); 7705 // load resources from the correct package 7706 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7707 resolveInfos.set(i, installerInfo); 7708 } 7709 continue; 7710 } 7711 // allow services that have been explicitly exposed to ephemeral apps 7712 if (!isEphemeralApp 7713 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7714 continue; 7715 } 7716 resolveInfos.remove(i); 7717 } 7718 return resolveInfos; 7719 } 7720 7721 @Override 7722 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7723 String resolvedType, int flags, int userId) { 7724 return new ParceledListSlice<>( 7725 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7726 } 7727 7728 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7729 Intent intent, String resolvedType, int flags, int userId) { 7730 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7731 final int callingUid = Binder.getCallingUid(); 7732 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7733 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7734 false /*includeInstantApps*/); 7735 ComponentName comp = intent.getComponent(); 7736 if (comp == null) { 7737 if (intent.getSelector() != null) { 7738 intent = intent.getSelector(); 7739 comp = intent.getComponent(); 7740 } 7741 } 7742 if (comp != null) { 7743 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7744 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7745 if (pi != null) { 7746 // When specifying an explicit component, we prevent the provider from being 7747 // used when either 1) the provider is in an instant application and the 7748 // caller is not the same instant application or 2) the calling package is an 7749 // instant application and the provider is not visible to instant applications. 7750 final boolean matchInstantApp = 7751 (flags & PackageManager.MATCH_INSTANT) != 0; 7752 final boolean matchVisibleToInstantAppOnly = 7753 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7754 final boolean isCallerInstantApp = 7755 instantAppPkgName != null; 7756 final boolean isTargetSameInstantApp = 7757 comp.getPackageName().equals(instantAppPkgName); 7758 final boolean isTargetInstantApp = 7759 (pi.applicationInfo.privateFlags 7760 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7761 final boolean isTargetHiddenFromInstantApp = 7762 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7763 final boolean blockResolution = 7764 !isTargetSameInstantApp 7765 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7766 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7767 && isTargetHiddenFromInstantApp)); 7768 if (!blockResolution) { 7769 final ResolveInfo ri = new ResolveInfo(); 7770 ri.providerInfo = pi; 7771 list.add(ri); 7772 } 7773 } 7774 return list; 7775 } 7776 7777 // reader 7778 synchronized (mPackages) { 7779 String pkgName = intent.getPackage(); 7780 if (pkgName == null) { 7781 return applyPostContentProviderResolutionFilter( 7782 mProviders.queryIntent(intent, resolvedType, flags, userId), 7783 instantAppPkgName); 7784 } 7785 final PackageParser.Package pkg = mPackages.get(pkgName); 7786 if (pkg != null) { 7787 return applyPostContentProviderResolutionFilter( 7788 mProviders.queryIntentForPackage( 7789 intent, resolvedType, flags, pkg.providers, userId), 7790 instantAppPkgName); 7791 } 7792 return Collections.emptyList(); 7793 } 7794 } 7795 7796 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7797 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7798 if (instantAppPkgName == null) { 7799 return resolveInfos; 7800 } 7801 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7802 final ResolveInfo info = resolveInfos.get(i); 7803 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7804 // allow providers that are defined in the provided package 7805 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7806 if (info.providerInfo.splitName != null 7807 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7808 info.providerInfo.splitName)) { 7809 // requested provider is defined in a split that hasn't been installed yet. 7810 // add the installer to the resolve list 7811 if (DEBUG_INSTANT) { 7812 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7813 } 7814 final ResolveInfo installerInfo = new ResolveInfo( 7815 mInstantAppInstallerInfo); 7816 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7817 null /*failureActivity*/, 7818 info.providerInfo.packageName, 7819 info.providerInfo.applicationInfo.versionCode, 7820 info.providerInfo.splitName); 7821 // add a non-generic filter 7822 installerInfo.filter = new IntentFilter(); 7823 // load resources from the correct package 7824 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7825 resolveInfos.set(i, installerInfo); 7826 } 7827 continue; 7828 } 7829 // allow providers that have been explicitly exposed to instant applications 7830 if (!isEphemeralApp 7831 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7832 continue; 7833 } 7834 resolveInfos.remove(i); 7835 } 7836 return resolveInfos; 7837 } 7838 7839 @Override 7840 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7841 final int callingUid = Binder.getCallingUid(); 7842 if (getInstantAppPackageName(callingUid) != null) { 7843 return ParceledListSlice.emptyList(); 7844 } 7845 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7846 flags = updateFlagsForPackage(flags, userId, null); 7847 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7848 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7849 true /* requireFullPermission */, false /* checkShell */, 7850 "get installed packages"); 7851 7852 // writer 7853 synchronized (mPackages) { 7854 ArrayList<PackageInfo> list; 7855 if (listUninstalled) { 7856 list = new ArrayList<>(mSettings.mPackages.size()); 7857 for (PackageSetting ps : mSettings.mPackages.values()) { 7858 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7859 continue; 7860 } 7861 if (filterAppAccessLPr(ps, callingUid, userId)) { 7862 continue; 7863 } 7864 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7865 if (pi != null) { 7866 list.add(pi); 7867 } 7868 } 7869 } else { 7870 list = new ArrayList<>(mPackages.size()); 7871 for (PackageParser.Package p : mPackages.values()) { 7872 final PackageSetting ps = (PackageSetting) p.mExtras; 7873 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7874 continue; 7875 } 7876 if (filterAppAccessLPr(ps, callingUid, userId)) { 7877 continue; 7878 } 7879 final PackageInfo pi = generatePackageInfo((PackageSetting) 7880 p.mExtras, flags, userId); 7881 if (pi != null) { 7882 list.add(pi); 7883 } 7884 } 7885 } 7886 7887 return new ParceledListSlice<>(list); 7888 } 7889 } 7890 7891 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7892 String[] permissions, boolean[] tmp, int flags, int userId) { 7893 int numMatch = 0; 7894 final PermissionsState permissionsState = ps.getPermissionsState(); 7895 for (int i=0; i<permissions.length; i++) { 7896 final String permission = permissions[i]; 7897 if (permissionsState.hasPermission(permission, userId)) { 7898 tmp[i] = true; 7899 numMatch++; 7900 } else { 7901 tmp[i] = false; 7902 } 7903 } 7904 if (numMatch == 0) { 7905 return; 7906 } 7907 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7908 7909 // The above might return null in cases of uninstalled apps or install-state 7910 // skew across users/profiles. 7911 if (pi != null) { 7912 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7913 if (numMatch == permissions.length) { 7914 pi.requestedPermissions = permissions; 7915 } else { 7916 pi.requestedPermissions = new String[numMatch]; 7917 numMatch = 0; 7918 for (int i=0; i<permissions.length; i++) { 7919 if (tmp[i]) { 7920 pi.requestedPermissions[numMatch] = permissions[i]; 7921 numMatch++; 7922 } 7923 } 7924 } 7925 } 7926 list.add(pi); 7927 } 7928 } 7929 7930 @Override 7931 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7932 String[] permissions, int flags, int userId) { 7933 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7934 flags = updateFlagsForPackage(flags, userId, permissions); 7935 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7936 true /* requireFullPermission */, false /* checkShell */, 7937 "get packages holding permissions"); 7938 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7939 7940 // writer 7941 synchronized (mPackages) { 7942 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7943 boolean[] tmpBools = new boolean[permissions.length]; 7944 if (listUninstalled) { 7945 for (PackageSetting ps : mSettings.mPackages.values()) { 7946 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7947 userId); 7948 } 7949 } else { 7950 for (PackageParser.Package pkg : mPackages.values()) { 7951 PackageSetting ps = (PackageSetting)pkg.mExtras; 7952 if (ps != null) { 7953 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7954 userId); 7955 } 7956 } 7957 } 7958 7959 return new ParceledListSlice<PackageInfo>(list); 7960 } 7961 } 7962 7963 @Override 7964 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7965 final int callingUid = Binder.getCallingUid(); 7966 if (getInstantAppPackageName(callingUid) != null) { 7967 return ParceledListSlice.emptyList(); 7968 } 7969 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7970 flags = updateFlagsForApplication(flags, userId, null); 7971 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7972 7973 // writer 7974 synchronized (mPackages) { 7975 ArrayList<ApplicationInfo> list; 7976 if (listUninstalled) { 7977 list = new ArrayList<>(mSettings.mPackages.size()); 7978 for (PackageSetting ps : mSettings.mPackages.values()) { 7979 ApplicationInfo ai; 7980 int effectiveFlags = flags; 7981 if (ps.isSystem()) { 7982 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7983 } 7984 if (ps.pkg != null) { 7985 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7986 continue; 7987 } 7988 if (filterAppAccessLPr(ps, callingUid, userId)) { 7989 continue; 7990 } 7991 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7992 ps.readUserState(userId), userId); 7993 if (ai != null) { 7994 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7995 } 7996 } else { 7997 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7998 // and already converts to externally visible package name 7999 ai = generateApplicationInfoFromSettingsLPw(ps.name, 8000 callingUid, effectiveFlags, userId); 8001 } 8002 if (ai != null) { 8003 list.add(ai); 8004 } 8005 } 8006 } else { 8007 list = new ArrayList<>(mPackages.size()); 8008 for (PackageParser.Package p : mPackages.values()) { 8009 if (p.mExtras != null) { 8010 PackageSetting ps = (PackageSetting) p.mExtras; 8011 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 8012 continue; 8013 } 8014 if (filterAppAccessLPr(ps, callingUid, userId)) { 8015 continue; 8016 } 8017 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8018 ps.readUserState(userId), userId); 8019 if (ai != null) { 8020 ai.packageName = resolveExternalPackageNameLPr(p); 8021 list.add(ai); 8022 } 8023 } 8024 } 8025 } 8026 8027 return new ParceledListSlice<>(list); 8028 } 8029 } 8030 8031 @Override 8032 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 8033 if (HIDE_EPHEMERAL_APIS) { 8034 return null; 8035 } 8036 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8037 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8038 "getEphemeralApplications"); 8039 } 8040 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8041 true /* requireFullPermission */, false /* checkShell */, 8042 "getEphemeralApplications"); 8043 synchronized (mPackages) { 8044 List<InstantAppInfo> instantApps = mInstantAppRegistry 8045 .getInstantAppsLPr(userId); 8046 if (instantApps != null) { 8047 return new ParceledListSlice<>(instantApps); 8048 } 8049 } 8050 return null; 8051 } 8052 8053 @Override 8054 public boolean isInstantApp(String packageName, int userId) { 8055 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8056 true /* requireFullPermission */, false /* checkShell */, 8057 "isInstantApp"); 8058 if (HIDE_EPHEMERAL_APIS) { 8059 return false; 8060 } 8061 8062 synchronized (mPackages) { 8063 int callingUid = Binder.getCallingUid(); 8064 if (Process.isIsolated(callingUid)) { 8065 callingUid = mIsolatedOwners.get(callingUid); 8066 } 8067 final PackageSetting ps = mSettings.mPackages.get(packageName); 8068 PackageParser.Package pkg = mPackages.get(packageName); 8069 final boolean returnAllowed = 8070 ps != null 8071 && (isCallerSameApp(packageName, callingUid) 8072 || canViewInstantApps(callingUid, userId) 8073 || mInstantAppRegistry.isInstantAccessGranted( 8074 userId, UserHandle.getAppId(callingUid), ps.appId)); 8075 if (returnAllowed) { 8076 return ps.getInstantApp(userId); 8077 } 8078 } 8079 return false; 8080 } 8081 8082 @Override 8083 public byte[] getInstantAppCookie(String packageName, int userId) { 8084 if (HIDE_EPHEMERAL_APIS) { 8085 return null; 8086 } 8087 8088 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8089 true /* requireFullPermission */, false /* checkShell */, 8090 "getInstantAppCookie"); 8091 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8092 return null; 8093 } 8094 synchronized (mPackages) { 8095 return mInstantAppRegistry.getInstantAppCookieLPw( 8096 packageName, userId); 8097 } 8098 } 8099 8100 @Override 8101 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8102 if (HIDE_EPHEMERAL_APIS) { 8103 return true; 8104 } 8105 8106 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8107 true /* requireFullPermission */, true /* checkShell */, 8108 "setInstantAppCookie"); 8109 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8110 return false; 8111 } 8112 synchronized (mPackages) { 8113 return mInstantAppRegistry.setInstantAppCookieLPw( 8114 packageName, cookie, userId); 8115 } 8116 } 8117 8118 @Override 8119 public Bitmap getInstantAppIcon(String packageName, int userId) { 8120 if (HIDE_EPHEMERAL_APIS) { 8121 return null; 8122 } 8123 8124 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8125 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8126 "getInstantAppIcon"); 8127 } 8128 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8129 true /* requireFullPermission */, false /* checkShell */, 8130 "getInstantAppIcon"); 8131 8132 synchronized (mPackages) { 8133 return mInstantAppRegistry.getInstantAppIconLPw( 8134 packageName, userId); 8135 } 8136 } 8137 8138 private boolean isCallerSameApp(String packageName, int uid) { 8139 PackageParser.Package pkg = mPackages.get(packageName); 8140 return pkg != null 8141 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8142 } 8143 8144 @Override 8145 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8146 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8147 return ParceledListSlice.emptyList(); 8148 } 8149 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8150 } 8151 8152 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8153 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8154 8155 // reader 8156 synchronized (mPackages) { 8157 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8158 final int userId = UserHandle.getCallingUserId(); 8159 while (i.hasNext()) { 8160 final PackageParser.Package p = i.next(); 8161 if (p.applicationInfo == null) continue; 8162 8163 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8164 && !p.applicationInfo.isDirectBootAware(); 8165 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8166 && p.applicationInfo.isDirectBootAware(); 8167 8168 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8169 && (!mSafeMode || isSystemApp(p)) 8170 && (matchesUnaware || matchesAware)) { 8171 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8172 if (ps != null) { 8173 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8174 ps.readUserState(userId), userId); 8175 if (ai != null) { 8176 finalList.add(ai); 8177 } 8178 } 8179 } 8180 } 8181 } 8182 8183 return finalList; 8184 } 8185 8186 @Override 8187 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8188 return resolveContentProviderInternal(name, flags, userId); 8189 } 8190 8191 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8192 if (!sUserManager.exists(userId)) return null; 8193 flags = updateFlagsForComponent(flags, userId, name); 8194 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8195 // reader 8196 synchronized (mPackages) { 8197 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8198 PackageSetting ps = provider != null 8199 ? mSettings.mPackages.get(provider.owner.packageName) 8200 : null; 8201 if (ps != null) { 8202 final boolean isInstantApp = ps.getInstantApp(userId); 8203 // normal application; filter out instant application provider 8204 if (instantAppPkgName == null && isInstantApp) { 8205 return null; 8206 } 8207 // instant application; filter out other instant applications 8208 if (instantAppPkgName != null 8209 && isInstantApp 8210 && !provider.owner.packageName.equals(instantAppPkgName)) { 8211 return null; 8212 } 8213 // instant application; filter out non-exposed provider 8214 if (instantAppPkgName != null 8215 && !isInstantApp 8216 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8217 return null; 8218 } 8219 // provider not enabled 8220 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8221 return null; 8222 } 8223 return PackageParser.generateProviderInfo( 8224 provider, flags, ps.readUserState(userId), userId); 8225 } 8226 return null; 8227 } 8228 } 8229 8230 /** 8231 * @deprecated 8232 */ 8233 @Deprecated 8234 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8235 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8236 return; 8237 } 8238 // reader 8239 synchronized (mPackages) { 8240 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8241 .entrySet().iterator(); 8242 final int userId = UserHandle.getCallingUserId(); 8243 while (i.hasNext()) { 8244 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8245 PackageParser.Provider p = entry.getValue(); 8246 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8247 8248 if (ps != null && p.syncable 8249 && (!mSafeMode || (p.info.applicationInfo.flags 8250 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8251 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8252 ps.readUserState(userId), userId); 8253 if (info != null) { 8254 outNames.add(entry.getKey()); 8255 outInfo.add(info); 8256 } 8257 } 8258 } 8259 } 8260 } 8261 8262 @Override 8263 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8264 int uid, int flags, String metaDataKey) { 8265 final int callingUid = Binder.getCallingUid(); 8266 final int userId = processName != null ? UserHandle.getUserId(uid) 8267 : UserHandle.getCallingUserId(); 8268 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8269 flags = updateFlagsForComponent(flags, userId, processName); 8270 ArrayList<ProviderInfo> finalList = null; 8271 // reader 8272 synchronized (mPackages) { 8273 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8274 while (i.hasNext()) { 8275 final PackageParser.Provider p = i.next(); 8276 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8277 if (ps != null && p.info.authority != null 8278 && (processName == null 8279 || (p.info.processName.equals(processName) 8280 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8281 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8282 8283 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8284 // parameter. 8285 if (metaDataKey != null 8286 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8287 continue; 8288 } 8289 final ComponentName component = 8290 new ComponentName(p.info.packageName, p.info.name); 8291 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8292 continue; 8293 } 8294 if (finalList == null) { 8295 finalList = new ArrayList<ProviderInfo>(3); 8296 } 8297 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8298 ps.readUserState(userId), userId); 8299 if (info != null) { 8300 finalList.add(info); 8301 } 8302 } 8303 } 8304 } 8305 8306 if (finalList != null) { 8307 Collections.sort(finalList, mProviderInitOrderSorter); 8308 return new ParceledListSlice<ProviderInfo>(finalList); 8309 } 8310 8311 return ParceledListSlice.emptyList(); 8312 } 8313 8314 @Override 8315 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8316 // reader 8317 synchronized (mPackages) { 8318 final int callingUid = Binder.getCallingUid(); 8319 final int callingUserId = UserHandle.getUserId(callingUid); 8320 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8321 if (ps == null) return null; 8322 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8323 return null; 8324 } 8325 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8326 return PackageParser.generateInstrumentationInfo(i, flags); 8327 } 8328 } 8329 8330 @Override 8331 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8332 String targetPackage, int flags) { 8333 final int callingUid = Binder.getCallingUid(); 8334 final int callingUserId = UserHandle.getUserId(callingUid); 8335 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8336 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8337 return ParceledListSlice.emptyList(); 8338 } 8339 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8340 } 8341 8342 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8343 int flags) { 8344 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8345 8346 // reader 8347 synchronized (mPackages) { 8348 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8349 while (i.hasNext()) { 8350 final PackageParser.Instrumentation p = i.next(); 8351 if (targetPackage == null 8352 || targetPackage.equals(p.info.targetPackage)) { 8353 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8354 flags); 8355 if (ii != null) { 8356 finalList.add(ii); 8357 } 8358 } 8359 } 8360 } 8361 8362 return finalList; 8363 } 8364 8365 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8366 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8367 try { 8368 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8369 } finally { 8370 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8371 } 8372 } 8373 8374 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8375 final File[] files = scanDir.listFiles(); 8376 if (ArrayUtils.isEmpty(files)) { 8377 Log.d(TAG, "No files in app dir " + scanDir); 8378 return; 8379 } 8380 8381 if (DEBUG_PACKAGE_SCANNING) { 8382 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8383 + " flags=0x" + Integer.toHexString(parseFlags)); 8384 } 8385 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8386 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8387 mParallelPackageParserCallback)) { 8388 // Submit files for parsing in parallel 8389 int fileCount = 0; 8390 for (File file : files) { 8391 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8392 && !PackageInstallerService.isStageName(file.getName()); 8393 if (!isPackage) { 8394 // Ignore entries which are not packages 8395 continue; 8396 } 8397 parallelPackageParser.submit(file, parseFlags); 8398 fileCount++; 8399 } 8400 8401 // Process results one by one 8402 for (; fileCount > 0; fileCount--) { 8403 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8404 Throwable throwable = parseResult.throwable; 8405 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8406 8407 if (throwable == null) { 8408 // TODO(toddke): move lower in the scan chain 8409 // Static shared libraries have synthetic package names 8410 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8411 renameStaticSharedLibraryPackage(parseResult.pkg); 8412 } 8413 try { 8414 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8415 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8416 currentTime, null); 8417 } 8418 } catch (PackageManagerException e) { 8419 errorCode = e.error; 8420 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8421 } 8422 } else if (throwable instanceof PackageParser.PackageParserException) { 8423 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8424 throwable; 8425 errorCode = e.error; 8426 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8427 } else { 8428 throw new IllegalStateException("Unexpected exception occurred while parsing " 8429 + parseResult.scanFile, throwable); 8430 } 8431 8432 // Delete invalid userdata apps 8433 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8434 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8435 logCriticalInfo(Log.WARN, 8436 "Deleting invalid package at " + parseResult.scanFile); 8437 removeCodePathLI(parseResult.scanFile); 8438 } 8439 } 8440 } 8441 } 8442 8443 public static void reportSettingsProblem(int priority, String msg) { 8444 logCriticalInfo(priority, msg); 8445 } 8446 8447 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8448 boolean forceCollect, boolean skipVerify) throws PackageManagerException { 8449 // When upgrading from pre-N MR1, verify the package time stamp using the package 8450 // directory and not the APK file. 8451 final long lastModifiedTime = mIsPreNMR1Upgrade 8452 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8453 if (ps != null && !forceCollect 8454 && ps.codePathString.equals(pkg.codePath) 8455 && ps.timeStamp == lastModifiedTime 8456 && !isCompatSignatureUpdateNeeded(pkg) 8457 && !isRecoverSignatureUpdateNeeded(pkg)) { 8458 if (ps.signatures.mSigningDetails.signatures != null 8459 && ps.signatures.mSigningDetails.signatures.length != 0 8460 && ps.signatures.mSigningDetails.signatureSchemeVersion 8461 != SignatureSchemeVersion.UNKNOWN) { 8462 // Optimization: reuse the existing cached signing data 8463 // if the package appears to be unchanged. 8464 pkg.mSigningDetails = 8465 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8466 return; 8467 } 8468 8469 Slog.w(TAG, "PackageSetting for " + ps.name 8470 + " is missing signatures. Collecting certs again to recover them."); 8471 } else { 8472 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8473 (forceCollect ? " (forced)" : "")); 8474 } 8475 8476 try { 8477 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8478 PackageParser.collectCertificates(pkg, skipVerify); 8479 } catch (PackageParserException e) { 8480 throw PackageManagerException.from(e); 8481 } finally { 8482 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8483 } 8484 } 8485 8486 /** 8487 * Traces a package scan. 8488 * @see #scanPackageLI(File, int, int, long, UserHandle) 8489 */ 8490 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8491 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8492 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8493 try { 8494 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8495 } finally { 8496 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8497 } 8498 } 8499 8500 /** 8501 * Scans a package and returns the newly parsed package. 8502 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8503 */ 8504 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8505 long currentTime, UserHandle user) throws PackageManagerException { 8506 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8507 PackageParser pp = new PackageParser(); 8508 pp.setSeparateProcesses(mSeparateProcesses); 8509 pp.setOnlyCoreApps(mOnlyCore); 8510 pp.setDisplayMetrics(mMetrics); 8511 pp.setCallback(mPackageParserCallback); 8512 8513 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8514 final PackageParser.Package pkg; 8515 try { 8516 pkg = pp.parsePackage(scanFile, parseFlags); 8517 } catch (PackageParserException e) { 8518 throw PackageManagerException.from(e); 8519 } finally { 8520 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8521 } 8522 8523 // Static shared libraries have synthetic package names 8524 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8525 renameStaticSharedLibraryPackage(pkg); 8526 } 8527 8528 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8529 } 8530 8531 /** 8532 * Scans a package and returns the newly parsed package. 8533 * @throws PackageManagerException on a parse error. 8534 */ 8535 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8536 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8537 @Nullable UserHandle user) 8538 throws PackageManagerException { 8539 // If the package has children and this is the first dive in the function 8540 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8541 // packages (parent and children) would be successfully scanned before the 8542 // actual scan since scanning mutates internal state and we want to atomically 8543 // install the package and its children. 8544 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8545 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8546 scanFlags |= SCAN_CHECK_ONLY; 8547 } 8548 } else { 8549 scanFlags &= ~SCAN_CHECK_ONLY; 8550 } 8551 8552 // Scan the parent 8553 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8554 scanFlags, currentTime, user); 8555 8556 // Scan the children 8557 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8558 for (int i = 0; i < childCount; i++) { 8559 PackageParser.Package childPackage = pkg.childPackages.get(i); 8560 addForInitLI(childPackage, parseFlags, scanFlags, 8561 currentTime, user); 8562 } 8563 8564 8565 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8566 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8567 } 8568 8569 return scannedPkg; 8570 } 8571 8572 /** 8573 * Returns if full apk verification can be skipped for the whole package, including the splits. 8574 */ 8575 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8576 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8577 return false; 8578 } 8579 // TODO: Allow base and splits to be verified individually. 8580 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8581 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8582 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8583 return false; 8584 } 8585 } 8586 } 8587 return true; 8588 } 8589 8590 /** 8591 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8592 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8593 * match one in a trusted source, and should be done separately. 8594 */ 8595 private boolean canSkipFullApkVerification(String apkPath) { 8596 byte[] rootHashObserved = null; 8597 try { 8598 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8599 if (rootHashObserved == null) { 8600 return false; // APK does not contain Merkle tree root hash. 8601 } 8602 synchronized (mInstallLock) { 8603 // Returns whether the observed root hash matches what kernel has. 8604 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8605 return true; 8606 } 8607 } catch (InstallerException | IOException | DigestException | 8608 NoSuchAlgorithmException e) { 8609 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8610 } 8611 return false; 8612 } 8613 8614 /** 8615 * Adds a new package to the internal data structures during platform initialization. 8616 * <p>After adding, the package is known to the system and available for querying. 8617 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8618 * etc...], additional checks are performed. Basic verification [such as ensuring 8619 * matching signatures, checking version codes, etc...] occurs if the package is 8620 * identical to a previously known package. If the package fails a signature check, 8621 * the version installed on /data will be removed. If the version of the new package 8622 * is less than or equal than the version on /data, it will be ignored. 8623 * <p>Regardless of the package location, the results are applied to the internal 8624 * structures and the package is made available to the rest of the system. 8625 * <p>NOTE: The return value should be removed. It's the passed in package object. 8626 */ 8627 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8628 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8629 @Nullable UserHandle user) 8630 throws PackageManagerException { 8631 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8632 final String renamedPkgName; 8633 final PackageSetting disabledPkgSetting; 8634 final boolean isSystemPkgUpdated; 8635 final boolean pkgAlreadyExists; 8636 PackageSetting pkgSetting; 8637 8638 // NOTE: installPackageLI() has the same code to setup the package's 8639 // application info. This probably should be done lower in the call 8640 // stack [such as scanPackageOnly()]. However, we verify the application 8641 // info prior to that [in scanPackageNew()] and thus have to setup 8642 // the application info early. 8643 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8644 pkg.setApplicationInfoCodePath(pkg.codePath); 8645 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8646 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8647 pkg.setApplicationInfoResourcePath(pkg.codePath); 8648 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8649 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8650 8651 synchronized (mPackages) { 8652 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8653 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8654 if (realPkgName != null) { 8655 ensurePackageRenamed(pkg, renamedPkgName); 8656 } 8657 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8658 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8659 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8660 pkgAlreadyExists = pkgSetting != null; 8661 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8662 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8663 isSystemPkgUpdated = disabledPkgSetting != null; 8664 8665 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8666 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8667 } 8668 8669 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8670 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8671 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8672 : null; 8673 if (DEBUG_PACKAGE_SCANNING 8674 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8675 && sharedUserSetting != null) { 8676 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8677 + " (uid=" + sharedUserSetting.userId + "):" 8678 + " packages=" + sharedUserSetting.packages); 8679 } 8680 8681 if (scanSystemPartition) { 8682 // Potentially prune child packages. If the application on the /system 8683 // partition has been updated via OTA, but, is still disabled by a 8684 // version on /data, cycle through all of its children packages and 8685 // remove children that are no longer defined. 8686 if (isSystemPkgUpdated) { 8687 final int scannedChildCount = (pkg.childPackages != null) 8688 ? pkg.childPackages.size() : 0; 8689 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8690 ? disabledPkgSetting.childPackageNames.size() : 0; 8691 for (int i = 0; i < disabledChildCount; i++) { 8692 String disabledChildPackageName = 8693 disabledPkgSetting.childPackageNames.get(i); 8694 boolean disabledPackageAvailable = false; 8695 for (int j = 0; j < scannedChildCount; j++) { 8696 PackageParser.Package childPkg = pkg.childPackages.get(j); 8697 if (childPkg.packageName.equals(disabledChildPackageName)) { 8698 disabledPackageAvailable = true; 8699 break; 8700 } 8701 } 8702 if (!disabledPackageAvailable) { 8703 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8704 } 8705 } 8706 // we're updating the disabled package, so, scan it as the package setting 8707 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8708 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8709 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8710 (pkg == mPlatformPackage), user); 8711 applyPolicy(pkg, parseFlags, scanFlags); 8712 scanPackageOnlyLI(request, mFactoryTest, -1L); 8713 } 8714 } 8715 } 8716 8717 final boolean newPkgChangedPaths = 8718 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8719 final boolean newPkgVersionGreater = 8720 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8721 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8722 && newPkgChangedPaths && newPkgVersionGreater; 8723 if (isSystemPkgBetter) { 8724 // The version of the application on /system is greater than the version on 8725 // /data. Switch back to the application on /system. 8726 // It's safe to assume the application on /system will correctly scan. If not, 8727 // there won't be a working copy of the application. 8728 synchronized (mPackages) { 8729 // just remove the loaded entries from package lists 8730 mPackages.remove(pkgSetting.name); 8731 } 8732 8733 logCriticalInfo(Log.WARN, 8734 "System package updated;" 8735 + " name: " + pkgSetting.name 8736 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8737 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8738 8739 final InstallArgs args = createInstallArgsForExisting( 8740 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8741 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8742 args.cleanUpResourcesLI(); 8743 synchronized (mPackages) { 8744 mSettings.enableSystemPackageLPw(pkgSetting.name); 8745 } 8746 } 8747 8748 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8749 // The version of the application on the /system partition is less than or 8750 // equal to the version on the /data partition. Throw an exception and use 8751 // the application already installed on the /data partition. 8752 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8753 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8754 + " better than this " + pkg.getLongVersionCode()); 8755 } 8756 8757 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8758 // force re-collecting certificate. 8759 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8760 disabledPkgSetting); 8761 // Full APK verification can be skipped during certificate collection, only if the file is 8762 // in verified partition, or can be verified on access (when apk verity is enabled). In both 8763 // cases, only data in Signing Block is verified instead of the whole file. 8764 final boolean skipVerify = ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) || 8765 (forceCollect && canSkipFullPackageVerification(pkg)); 8766 collectCertificatesLI(pkgSetting, pkg, forceCollect, skipVerify); 8767 8768 boolean shouldHideSystemApp = false; 8769 // A new application appeared on /system, but, we already have a copy of 8770 // the application installed on /data. 8771 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8772 && !pkgSetting.isSystem()) { 8773 8774 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8775 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8776 logCriticalInfo(Log.WARN, 8777 "System package signature mismatch;" 8778 + " name: " + pkgSetting.name); 8779 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8780 "scanPackageInternalLI")) { 8781 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8782 } 8783 pkgSetting = null; 8784 } else if (newPkgVersionGreater) { 8785 // The application on /system is newer than the application on /data. 8786 // Simply remove the application on /data [keeping application data] 8787 // and replace it with the version on /system. 8788 logCriticalInfo(Log.WARN, 8789 "System package enabled;" 8790 + " name: " + pkgSetting.name 8791 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8792 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8793 InstallArgs args = createInstallArgsForExisting( 8794 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8795 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8796 synchronized (mInstallLock) { 8797 args.cleanUpResourcesLI(); 8798 } 8799 } else { 8800 // The application on /system is older than the application on /data. Hide 8801 // the application on /system and the version on /data will be scanned later 8802 // and re-added like an update. 8803 shouldHideSystemApp = true; 8804 logCriticalInfo(Log.INFO, 8805 "System package disabled;" 8806 + " name: " + pkgSetting.name 8807 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8808 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8809 } 8810 } 8811 8812 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8813 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8814 8815 if (shouldHideSystemApp) { 8816 synchronized (mPackages) { 8817 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8818 } 8819 } 8820 return scannedPkg; 8821 } 8822 8823 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8824 // Derive the new package synthetic package name 8825 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8826 + pkg.staticSharedLibVersion); 8827 } 8828 8829 private static String fixProcessName(String defProcessName, 8830 String processName) { 8831 if (processName == null) { 8832 return defProcessName; 8833 } 8834 return processName; 8835 } 8836 8837 /** 8838 * Enforces that only the system UID or root's UID can call a method exposed 8839 * via Binder. 8840 * 8841 * @param message used as message if SecurityException is thrown 8842 * @throws SecurityException if the caller is not system or root 8843 */ 8844 private static final void enforceSystemOrRoot(String message) { 8845 final int uid = Binder.getCallingUid(); 8846 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8847 throw new SecurityException(message); 8848 } 8849 } 8850 8851 @Override 8852 public void performFstrimIfNeeded() { 8853 enforceSystemOrRoot("Only the system can request fstrim"); 8854 8855 // Before everything else, see whether we need to fstrim. 8856 try { 8857 IStorageManager sm = PackageHelper.getStorageManager(); 8858 if (sm != null) { 8859 boolean doTrim = false; 8860 final long interval = android.provider.Settings.Global.getLong( 8861 mContext.getContentResolver(), 8862 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8863 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8864 if (interval > 0) { 8865 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8866 if (timeSinceLast > interval) { 8867 doTrim = true; 8868 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8869 + "; running immediately"); 8870 } 8871 } 8872 if (doTrim) { 8873 final boolean dexOptDialogShown; 8874 synchronized (mPackages) { 8875 dexOptDialogShown = mDexOptDialogShown; 8876 } 8877 if (!isFirstBoot() && dexOptDialogShown) { 8878 try { 8879 ActivityManager.getService().showBootMessage( 8880 mContext.getResources().getString( 8881 R.string.android_upgrading_fstrim), true); 8882 } catch (RemoteException e) { 8883 } 8884 } 8885 sm.runMaintenance(); 8886 } 8887 } else { 8888 Slog.e(TAG, "storageManager service unavailable!"); 8889 } 8890 } catch (RemoteException e) { 8891 // Can't happen; StorageManagerService is local 8892 } 8893 } 8894 8895 @Override 8896 public void updatePackagesIfNeeded() { 8897 enforceSystemOrRoot("Only the system can request package update"); 8898 8899 // We need to re-extract after an OTA. 8900 boolean causeUpgrade = isUpgrade(); 8901 8902 // First boot or factory reset. 8903 // Note: we also handle devices that are upgrading to N right now as if it is their 8904 // first boot, as they do not have profile data. 8905 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8906 8907 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8908 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8909 8910 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8911 return; 8912 } 8913 8914 List<PackageParser.Package> pkgs; 8915 synchronized (mPackages) { 8916 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8917 } 8918 8919 final long startTime = System.nanoTime(); 8920 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8921 causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT, 8922 false /* bootComplete */); 8923 8924 final int elapsedTimeSeconds = 8925 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8926 8927 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8928 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8929 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8930 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8931 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8932 } 8933 8934 /* 8935 * Return the prebuilt profile path given a package base code path. 8936 */ 8937 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8938 return pkg.baseCodePath + ".prof"; 8939 } 8940 8941 /** 8942 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8943 * containing statistics about the invocation. The array consists of three elements, 8944 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8945 * and {@code numberOfPackagesFailed}. 8946 */ 8947 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8948 final int compilationReason, boolean bootComplete) { 8949 8950 int numberOfPackagesVisited = 0; 8951 int numberOfPackagesOptimized = 0; 8952 int numberOfPackagesSkipped = 0; 8953 int numberOfPackagesFailed = 0; 8954 final int numberOfPackagesToDexopt = pkgs.size(); 8955 8956 for (PackageParser.Package pkg : pkgs) { 8957 numberOfPackagesVisited++; 8958 8959 boolean useProfileForDexopt = false; 8960 8961 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8962 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8963 // that are already compiled. 8964 File profileFile = new File(getPrebuildProfilePath(pkg)); 8965 // Copy profile if it exists. 8966 if (profileFile.exists()) { 8967 try { 8968 // We could also do this lazily before calling dexopt in 8969 // PackageDexOptimizer to prevent this happening on first boot. The issue 8970 // is that we don't have a good way to say "do this only once". 8971 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8972 pkg.applicationInfo.uid, pkg.packageName, 8973 ArtManager.getProfileName(null))) { 8974 Log.e(TAG, "Installer failed to copy system profile!"); 8975 } else { 8976 // Disabled as this causes speed-profile compilation during first boot 8977 // even if things are already compiled. 8978 // useProfileForDexopt = true; 8979 } 8980 } catch (Exception e) { 8981 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8982 e); 8983 } 8984 } else { 8985 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8986 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8987 // minimize the number off apps being speed-profile compiled during first boot. 8988 // The other paths will not change the filter. 8989 if (disabledPs != null && disabledPs.pkg.isStub) { 8990 // The package is the stub one, remove the stub suffix to get the normal 8991 // package and APK names. 8992 String systemProfilePath = 8993 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8994 profileFile = new File(systemProfilePath); 8995 // If we have a profile for a compressed APK, copy it to the reference 8996 // location. 8997 // Note that copying the profile here will cause it to override the 8998 // reference profile every OTA even though the existing reference profile 8999 // may have more data. We can't copy during decompression since the 9000 // directories are not set up at that point. 9001 if (profileFile.exists()) { 9002 try { 9003 // We could also do this lazily before calling dexopt in 9004 // PackageDexOptimizer to prevent this happening on first boot. The 9005 // issue is that we don't have a good way to say "do this only 9006 // once". 9007 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 9008 pkg.applicationInfo.uid, pkg.packageName, 9009 ArtManager.getProfileName(null))) { 9010 Log.e(TAG, "Failed to copy system profile for stub package!"); 9011 } else { 9012 useProfileForDexopt = true; 9013 } 9014 } catch (Exception e) { 9015 Log.e(TAG, "Failed to copy profile " + 9016 profileFile.getAbsolutePath() + " ", e); 9017 } 9018 } 9019 } 9020 } 9021 } 9022 9023 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 9024 if (DEBUG_DEXOPT) { 9025 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 9026 } 9027 numberOfPackagesSkipped++; 9028 continue; 9029 } 9030 9031 if (DEBUG_DEXOPT) { 9032 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 9033 numberOfPackagesToDexopt + ": " + pkg.packageName); 9034 } 9035 9036 if (showDialog) { 9037 try { 9038 ActivityManager.getService().showBootMessage( 9039 mContext.getResources().getString(R.string.android_upgrading_apk, 9040 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 9041 } catch (RemoteException e) { 9042 } 9043 synchronized (mPackages) { 9044 mDexOptDialogShown = true; 9045 } 9046 } 9047 9048 int pkgCompilationReason = compilationReason; 9049 if (useProfileForDexopt) { 9050 // Use background dexopt mode to try and use the profile. Note that this does not 9051 // guarantee usage of the profile. 9052 pkgCompilationReason = PackageManagerService.REASON_BACKGROUND_DEXOPT; 9053 } 9054 9055 // checkProfiles is false to avoid merging profiles during boot which 9056 // might interfere with background compilation (b/28612421). 9057 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 9058 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 9059 // trade-off worth doing to save boot time work. 9060 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 9061 if (compilationReason == REASON_FIRST_BOOT) { 9062 // TODO: This doesn't cover the upgrade case, we should check for this too. 9063 dexoptFlags |= DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE; 9064 } 9065 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 9066 pkg.packageName, 9067 pkgCompilationReason, 9068 dexoptFlags)); 9069 9070 switch (primaryDexOptStaus) { 9071 case PackageDexOptimizer.DEX_OPT_PERFORMED: 9072 numberOfPackagesOptimized++; 9073 break; 9074 case PackageDexOptimizer.DEX_OPT_SKIPPED: 9075 numberOfPackagesSkipped++; 9076 break; 9077 case PackageDexOptimizer.DEX_OPT_FAILED: 9078 numberOfPackagesFailed++; 9079 break; 9080 default: 9081 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 9082 break; 9083 } 9084 } 9085 9086 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9087 numberOfPackagesFailed }; 9088 } 9089 9090 @Override 9091 public void notifyPackageUse(String packageName, int reason) { 9092 synchronized (mPackages) { 9093 final int callingUid = Binder.getCallingUid(); 9094 final int callingUserId = UserHandle.getUserId(callingUid); 9095 if (getInstantAppPackageName(callingUid) != null) { 9096 if (!isCallerSameApp(packageName, callingUid)) { 9097 return; 9098 } 9099 } else { 9100 if (isInstantApp(packageName, callingUserId)) { 9101 return; 9102 } 9103 } 9104 notifyPackageUseLocked(packageName, reason); 9105 } 9106 } 9107 9108 @GuardedBy("mPackages") 9109 private void notifyPackageUseLocked(String packageName, int reason) { 9110 final PackageParser.Package p = mPackages.get(packageName); 9111 if (p == null) { 9112 return; 9113 } 9114 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9115 } 9116 9117 @Override 9118 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9119 List<String> classPaths, String loaderIsa) { 9120 int userId = UserHandle.getCallingUserId(); 9121 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9122 if (ai == null) { 9123 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9124 + loadingPackageName + ", user=" + userId); 9125 return; 9126 } 9127 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9128 } 9129 9130 @Override 9131 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9132 IDexModuleRegisterCallback callback) { 9133 int userId = UserHandle.getCallingUserId(); 9134 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9135 DexManager.RegisterDexModuleResult result; 9136 if (ai == null) { 9137 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9138 " calling user. package=" + packageName + ", user=" + userId); 9139 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9140 } else { 9141 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9142 } 9143 9144 if (callback != null) { 9145 mHandler.post(() -> { 9146 try { 9147 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9148 } catch (RemoteException e) { 9149 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9150 } 9151 }); 9152 } 9153 } 9154 9155 /** 9156 * Ask the package manager to perform a dex-opt with the given compiler filter. 9157 * 9158 * Note: exposed only for the shell command to allow moving packages explicitly to a 9159 * definite state. 9160 */ 9161 @Override 9162 public boolean performDexOptMode(String packageName, 9163 boolean checkProfiles, String targetCompilerFilter, boolean force, 9164 boolean bootComplete, String splitName) { 9165 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9166 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9167 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9168 return performDexOpt(new DexoptOptions(packageName, REASON_UNKNOWN, 9169 targetCompilerFilter, splitName, flags)); 9170 } 9171 9172 /** 9173 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9174 * secondary dex files belonging to the given package. 9175 * 9176 * Note: exposed only for the shell command to allow moving packages explicitly to a 9177 * definite state. 9178 */ 9179 @Override 9180 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9181 boolean force) { 9182 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9183 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9184 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9185 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9186 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9187 } 9188 9189 /*package*/ boolean performDexOpt(DexoptOptions options) { 9190 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9191 return false; 9192 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9193 return false; 9194 } 9195 9196 if (options.isDexoptOnlySecondaryDex()) { 9197 return mDexManager.dexoptSecondaryDex(options); 9198 } else { 9199 int dexoptStatus = performDexOptWithStatus(options); 9200 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9201 } 9202 } 9203 9204 /** 9205 * Perform dexopt on the given package and return one of following result: 9206 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9207 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9208 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9209 */ 9210 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9211 return performDexOptTraced(options); 9212 } 9213 9214 private int performDexOptTraced(DexoptOptions options) { 9215 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9216 try { 9217 return performDexOptInternal(options); 9218 } finally { 9219 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9220 } 9221 } 9222 9223 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9224 // if the package can now be considered up to date for the given filter. 9225 private int performDexOptInternal(DexoptOptions options) { 9226 PackageParser.Package p; 9227 synchronized (mPackages) { 9228 p = mPackages.get(options.getPackageName()); 9229 if (p == null) { 9230 // Package could not be found. Report failure. 9231 return PackageDexOptimizer.DEX_OPT_FAILED; 9232 } 9233 mPackageUsage.maybeWriteAsync(mPackages); 9234 mCompilerStats.maybeWriteAsync(); 9235 } 9236 long callingId = Binder.clearCallingIdentity(); 9237 try { 9238 synchronized (mInstallLock) { 9239 return performDexOptInternalWithDependenciesLI(p, options); 9240 } 9241 } finally { 9242 Binder.restoreCallingIdentity(callingId); 9243 } 9244 } 9245 9246 public ArraySet<String> getOptimizablePackages() { 9247 ArraySet<String> pkgs = new ArraySet<String>(); 9248 synchronized (mPackages) { 9249 for (PackageParser.Package p : mPackages.values()) { 9250 if (PackageDexOptimizer.canOptimizePackage(p)) { 9251 pkgs.add(p.packageName); 9252 } 9253 } 9254 } 9255 return pkgs; 9256 } 9257 9258 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9259 DexoptOptions options) { 9260 // Select the dex optimizer based on the force parameter. 9261 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9262 // allocate an object here. 9263 PackageDexOptimizer pdo = options.isForce() 9264 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9265 : mPackageDexOptimizer; 9266 9267 // Dexopt all dependencies first. Note: we ignore the return value and march on 9268 // on errors. 9269 // Note that we are going to call performDexOpt on those libraries as many times as 9270 // they are referenced in packages. When we do a batch of performDexOpt (for example 9271 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9272 // and the first package that uses the library will dexopt it. The 9273 // others will see that the compiled code for the library is up to date. 9274 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9275 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9276 if (!deps.isEmpty()) { 9277 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9278 options.getCompilationReason(), options.getCompilerFilter(), 9279 options.getSplitName(), 9280 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9281 for (PackageParser.Package depPackage : deps) { 9282 // TODO: Analyze and investigate if we (should) profile libraries. 9283 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9284 getOrCreateCompilerPackageStats(depPackage), 9285 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9286 } 9287 } 9288 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9289 getOrCreateCompilerPackageStats(p), 9290 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9291 } 9292 9293 /** 9294 * Reconcile the information we have about the secondary dex files belonging to 9295 * {@code packagName} and the actual dex files. For all dex files that were 9296 * deleted, update the internal records and delete the generated oat files. 9297 */ 9298 @Override 9299 public void reconcileSecondaryDexFiles(String packageName) { 9300 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9301 return; 9302 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9303 return; 9304 } 9305 mDexManager.reconcileSecondaryDexFiles(packageName); 9306 } 9307 9308 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9309 // a reference there. 9310 /*package*/ DexManager getDexManager() { 9311 return mDexManager; 9312 } 9313 9314 /** 9315 * Execute the background dexopt job immediately. 9316 */ 9317 @Override 9318 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9319 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9320 return false; 9321 } 9322 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9323 } 9324 9325 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9326 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9327 || p.usesStaticLibraries != null) { 9328 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9329 Set<String> collectedNames = new HashSet<>(); 9330 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9331 9332 retValue.remove(p); 9333 9334 return retValue; 9335 } else { 9336 return Collections.emptyList(); 9337 } 9338 } 9339 9340 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9341 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9342 if (!collectedNames.contains(p.packageName)) { 9343 collectedNames.add(p.packageName); 9344 collected.add(p); 9345 9346 if (p.usesLibraries != null) { 9347 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9348 null, collected, collectedNames); 9349 } 9350 if (p.usesOptionalLibraries != null) { 9351 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9352 null, collected, collectedNames); 9353 } 9354 if (p.usesStaticLibraries != null) { 9355 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9356 p.usesStaticLibrariesVersions, collected, collectedNames); 9357 } 9358 } 9359 } 9360 9361 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9362 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9363 final int libNameCount = libs.size(); 9364 for (int i = 0; i < libNameCount; i++) { 9365 String libName = libs.get(i); 9366 long version = (versions != null && versions.length == libNameCount) 9367 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9368 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9369 if (libPkg != null) { 9370 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9371 } 9372 } 9373 } 9374 9375 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9376 synchronized (mPackages) { 9377 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9378 if (libEntry != null) { 9379 return mPackages.get(libEntry.apk); 9380 } 9381 return null; 9382 } 9383 } 9384 9385 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9386 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9387 if (versionedLib == null) { 9388 return null; 9389 } 9390 return versionedLib.get(version); 9391 } 9392 9393 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9394 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9395 pkg.staticSharedLibName); 9396 if (versionedLib == null) { 9397 return null; 9398 } 9399 long previousLibVersion = -1; 9400 final int versionCount = versionedLib.size(); 9401 for (int i = 0; i < versionCount; i++) { 9402 final long libVersion = versionedLib.keyAt(i); 9403 if (libVersion < pkg.staticSharedLibVersion) { 9404 previousLibVersion = Math.max(previousLibVersion, libVersion); 9405 } 9406 } 9407 if (previousLibVersion >= 0) { 9408 return versionedLib.get(previousLibVersion); 9409 } 9410 return null; 9411 } 9412 9413 public void shutdown() { 9414 mPackageUsage.writeNow(mPackages); 9415 mCompilerStats.writeNow(); 9416 mDexManager.writePackageDexUsageNow(); 9417 } 9418 9419 @Override 9420 public void dumpProfiles(String packageName) { 9421 PackageParser.Package pkg; 9422 synchronized (mPackages) { 9423 pkg = mPackages.get(packageName); 9424 if (pkg == null) { 9425 throw new IllegalArgumentException("Unknown package: " + packageName); 9426 } 9427 } 9428 /* Only the shell, root, or the app user should be able to dump profiles. */ 9429 int callingUid = Binder.getCallingUid(); 9430 if (callingUid != Process.SHELL_UID && 9431 callingUid != Process.ROOT_UID && 9432 callingUid != pkg.applicationInfo.uid) { 9433 throw new SecurityException("dumpProfiles"); 9434 } 9435 9436 synchronized (mInstallLock) { 9437 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9438 mArtManagerService.dumpProfiles(pkg); 9439 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9440 } 9441 } 9442 9443 @Override 9444 public void forceDexOpt(String packageName) { 9445 enforceSystemOrRoot("forceDexOpt"); 9446 9447 PackageParser.Package pkg; 9448 synchronized (mPackages) { 9449 pkg = mPackages.get(packageName); 9450 if (pkg == null) { 9451 throw new IllegalArgumentException("Unknown package: " + packageName); 9452 } 9453 } 9454 9455 synchronized (mInstallLock) { 9456 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9457 9458 // Whoever is calling forceDexOpt wants a compiled package. 9459 // Don't use profiles since that may cause compilation to be skipped. 9460 final int res = performDexOptInternalWithDependenciesLI( 9461 pkg, 9462 new DexoptOptions(packageName, 9463 getDefaultCompilerFilter(), 9464 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9465 9466 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9467 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9468 throw new IllegalStateException("Failed to dexopt: " + res); 9469 } 9470 } 9471 } 9472 9473 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9474 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9475 Slog.w(TAG, "Unable to update from " + oldPkg.name 9476 + " to " + newPkg.packageName 9477 + ": old package not in system partition"); 9478 return false; 9479 } else if (mPackages.get(oldPkg.name) != null) { 9480 Slog.w(TAG, "Unable to update from " + oldPkg.name 9481 + " to " + newPkg.packageName 9482 + ": old package still exists"); 9483 return false; 9484 } 9485 return true; 9486 } 9487 9488 void removeCodePathLI(File codePath) { 9489 if (codePath.isDirectory()) { 9490 try { 9491 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9492 } catch (InstallerException e) { 9493 Slog.w(TAG, "Failed to remove code path", e); 9494 } 9495 } else { 9496 codePath.delete(); 9497 } 9498 } 9499 9500 private int[] resolveUserIds(int userId) { 9501 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9502 } 9503 9504 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9505 if (pkg == null) { 9506 Slog.wtf(TAG, "Package was null!", new Throwable()); 9507 return; 9508 } 9509 clearAppDataLeafLIF(pkg, userId, flags); 9510 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9511 for (int i = 0; i < childCount; i++) { 9512 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9513 } 9514 9515 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9516 } 9517 9518 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9519 final PackageSetting ps; 9520 synchronized (mPackages) { 9521 ps = mSettings.mPackages.get(pkg.packageName); 9522 } 9523 for (int realUserId : resolveUserIds(userId)) { 9524 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9525 try { 9526 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9527 ceDataInode); 9528 } catch (InstallerException e) { 9529 Slog.w(TAG, String.valueOf(e)); 9530 } 9531 } 9532 } 9533 9534 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9535 if (pkg == null) { 9536 Slog.wtf(TAG, "Package was null!", new Throwable()); 9537 return; 9538 } 9539 destroyAppDataLeafLIF(pkg, userId, flags); 9540 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9541 for (int i = 0; i < childCount; i++) { 9542 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9543 } 9544 } 9545 9546 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9547 final PackageSetting ps; 9548 synchronized (mPackages) { 9549 ps = mSettings.mPackages.get(pkg.packageName); 9550 } 9551 for (int realUserId : resolveUserIds(userId)) { 9552 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9553 try { 9554 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9555 ceDataInode); 9556 } catch (InstallerException e) { 9557 Slog.w(TAG, String.valueOf(e)); 9558 } 9559 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9560 } 9561 } 9562 9563 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9564 if (pkg == null) { 9565 Slog.wtf(TAG, "Package was null!", new Throwable()); 9566 return; 9567 } 9568 destroyAppProfilesLeafLIF(pkg); 9569 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9570 for (int i = 0; i < childCount; i++) { 9571 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9572 } 9573 } 9574 9575 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9576 try { 9577 mInstaller.destroyAppProfiles(pkg.packageName); 9578 } catch (InstallerException e) { 9579 Slog.w(TAG, String.valueOf(e)); 9580 } 9581 } 9582 9583 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9584 if (pkg == null) { 9585 Slog.wtf(TAG, "Package was null!", new Throwable()); 9586 return; 9587 } 9588 mArtManagerService.clearAppProfiles(pkg); 9589 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9590 for (int i = 0; i < childCount; i++) { 9591 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9592 } 9593 } 9594 9595 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9596 long lastUpdateTime) { 9597 // Set parent install/update time 9598 PackageSetting ps = (PackageSetting) pkg.mExtras; 9599 if (ps != null) { 9600 ps.firstInstallTime = firstInstallTime; 9601 ps.lastUpdateTime = lastUpdateTime; 9602 } 9603 // Set children install/update time 9604 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9605 for (int i = 0; i < childCount; i++) { 9606 PackageParser.Package childPkg = pkg.childPackages.get(i); 9607 ps = (PackageSetting) childPkg.mExtras; 9608 if (ps != null) { 9609 ps.firstInstallTime = firstInstallTime; 9610 ps.lastUpdateTime = lastUpdateTime; 9611 } 9612 } 9613 } 9614 9615 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9616 SharedLibraryEntry file, 9617 PackageParser.Package changingLib) { 9618 if (file.path != null) { 9619 usesLibraryFiles.add(file.path); 9620 return; 9621 } 9622 PackageParser.Package p = mPackages.get(file.apk); 9623 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9624 // If we are doing this while in the middle of updating a library apk, 9625 // then we need to make sure to use that new apk for determining the 9626 // dependencies here. (We haven't yet finished committing the new apk 9627 // to the package manager state.) 9628 if (p == null || p.packageName.equals(changingLib.packageName)) { 9629 p = changingLib; 9630 } 9631 } 9632 if (p != null) { 9633 usesLibraryFiles.addAll(p.getAllCodePaths()); 9634 if (p.usesLibraryFiles != null) { 9635 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9636 } 9637 } 9638 } 9639 9640 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9641 PackageParser.Package changingLib) throws PackageManagerException { 9642 if (pkg == null) { 9643 return; 9644 } 9645 // The collection used here must maintain the order of addition (so 9646 // that libraries are searched in the correct order) and must have no 9647 // duplicates. 9648 Set<String> usesLibraryFiles = null; 9649 if (pkg.usesLibraries != null) { 9650 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9651 null, null, pkg.packageName, changingLib, true, 9652 pkg.applicationInfo.targetSdkVersion, null); 9653 } 9654 if (pkg.usesStaticLibraries != null) { 9655 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9656 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9657 pkg.packageName, changingLib, true, 9658 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9659 } 9660 if (pkg.usesOptionalLibraries != null) { 9661 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9662 null, null, pkg.packageName, changingLib, false, 9663 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9664 } 9665 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9666 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9667 } else { 9668 pkg.usesLibraryFiles = null; 9669 } 9670 } 9671 9672 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9673 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9674 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9675 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9676 throws PackageManagerException { 9677 final int libCount = requestedLibraries.size(); 9678 for (int i = 0; i < libCount; i++) { 9679 final String libName = requestedLibraries.get(i); 9680 final long libVersion = requiredVersions != null ? requiredVersions[i] 9681 : SharedLibraryInfo.VERSION_UNDEFINED; 9682 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9683 if (libEntry == null) { 9684 if (required) { 9685 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9686 "Package " + packageName + " requires unavailable shared library " 9687 + libName + "; failing!"); 9688 } else if (DEBUG_SHARED_LIBRARIES) { 9689 Slog.i(TAG, "Package " + packageName 9690 + " desires unavailable shared library " 9691 + libName + "; ignoring!"); 9692 } 9693 } else { 9694 if (requiredVersions != null && requiredCertDigests != null) { 9695 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9696 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9697 "Package " + packageName + " requires unavailable static shared" 9698 + " library " + libName + " version " 9699 + libEntry.info.getLongVersion() + "; failing!"); 9700 } 9701 9702 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9703 if (libPkg == null) { 9704 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9705 "Package " + packageName + " requires unavailable static shared" 9706 + " library; failing!"); 9707 } 9708 9709 final String[] expectedCertDigests = requiredCertDigests[i]; 9710 9711 9712 if (expectedCertDigests.length > 1) { 9713 9714 // For apps targeting O MR1 we require explicit enumeration of all certs. 9715 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9716 ? PackageUtils.computeSignaturesSha256Digests( 9717 libPkg.mSigningDetails.signatures) 9718 : PackageUtils.computeSignaturesSha256Digests( 9719 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9720 9721 // Take a shortcut if sizes don't match. Note that if an app doesn't 9722 // target O we don't parse the "additional-certificate" tags similarly 9723 // how we only consider all certs only for apps targeting O (see above). 9724 // Therefore, the size check is safe to make. 9725 if (expectedCertDigests.length != libCertDigests.length) { 9726 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9727 "Package " + packageName + " requires differently signed" + 9728 " static shared library; failing!"); 9729 } 9730 9731 // Use a predictable order as signature order may vary 9732 Arrays.sort(libCertDigests); 9733 Arrays.sort(expectedCertDigests); 9734 9735 final int certCount = libCertDigests.length; 9736 for (int j = 0; j < certCount; j++) { 9737 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9738 throw new PackageManagerException( 9739 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9740 "Package " + packageName + " requires differently signed" + 9741 " static shared library; failing!"); 9742 } 9743 } 9744 } else { 9745 9746 // lib signing cert could have rotated beyond the one expected, check to see 9747 // if the new one has been blessed by the old 9748 if (!libPkg.mSigningDetails.hasSha256Certificate( 9749 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9750 throw new PackageManagerException( 9751 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9752 "Package " + packageName + " requires differently signed" + 9753 " static shared library; failing!"); 9754 } 9755 } 9756 } 9757 9758 if (outUsedLibraries == null) { 9759 // Use LinkedHashSet to preserve the order of files added to 9760 // usesLibraryFiles while eliminating duplicates. 9761 outUsedLibraries = new LinkedHashSet<>(); 9762 } 9763 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9764 } 9765 } 9766 return outUsedLibraries; 9767 } 9768 9769 private static boolean hasString(List<String> list, List<String> which) { 9770 if (list == null) { 9771 return false; 9772 } 9773 for (int i=list.size()-1; i>=0; i--) { 9774 for (int j=which.size()-1; j>=0; j--) { 9775 if (which.get(j).equals(list.get(i))) { 9776 return true; 9777 } 9778 } 9779 } 9780 return false; 9781 } 9782 9783 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9784 PackageParser.Package changingPkg) { 9785 ArrayList<PackageParser.Package> res = null; 9786 for (PackageParser.Package pkg : mPackages.values()) { 9787 if (changingPkg != null 9788 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9789 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9790 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9791 changingPkg.staticSharedLibName)) { 9792 return null; 9793 } 9794 if (res == null) { 9795 res = new ArrayList<>(); 9796 } 9797 res.add(pkg); 9798 try { 9799 updateSharedLibrariesLPr(pkg, changingPkg); 9800 } catch (PackageManagerException e) { 9801 // If a system app update or an app and a required lib missing we 9802 // delete the package and for updated system apps keep the data as 9803 // it is better for the user to reinstall than to be in an limbo 9804 // state. Also libs disappearing under an app should never happen 9805 // - just in case. 9806 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9807 final int flags = pkg.isUpdatedSystemApp() 9808 ? PackageManager.DELETE_KEEP_DATA : 0; 9809 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9810 flags , null, true, null); 9811 } 9812 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9813 } 9814 } 9815 return res; 9816 } 9817 9818 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9819 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9820 @Nullable UserHandle user) throws PackageManagerException { 9821 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9822 // If the package has children and this is the first dive in the function 9823 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9824 // whether all packages (parent and children) would be successfully scanned 9825 // before the actual scan since scanning mutates internal state and we want 9826 // to atomically install the package and its children. 9827 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9828 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9829 scanFlags |= SCAN_CHECK_ONLY; 9830 } 9831 } else { 9832 scanFlags &= ~SCAN_CHECK_ONLY; 9833 } 9834 9835 final PackageParser.Package scannedPkg; 9836 try { 9837 // Scan the parent 9838 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9839 // Scan the children 9840 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9841 for (int i = 0; i < childCount; i++) { 9842 PackageParser.Package childPkg = pkg.childPackages.get(i); 9843 scanPackageNewLI(childPkg, parseFlags, 9844 scanFlags, currentTime, user); 9845 } 9846 } finally { 9847 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9848 } 9849 9850 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9851 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9852 } 9853 9854 return scannedPkg; 9855 } 9856 9857 /** The result of a package scan. */ 9858 private static class ScanResult { 9859 /** Whether or not the package scan was successful */ 9860 public final boolean success; 9861 /** 9862 * The final package settings. This may be the same object passed in 9863 * the {@link ScanRequest}, but, with modified values. 9864 */ 9865 @Nullable public final PackageSetting pkgSetting; 9866 /** ABI code paths that have changed in the package scan */ 9867 @Nullable public final List<String> changedAbiCodePath; 9868 public ScanResult( 9869 boolean success, 9870 @Nullable PackageSetting pkgSetting, 9871 @Nullable List<String> changedAbiCodePath) { 9872 this.success = success; 9873 this.pkgSetting = pkgSetting; 9874 this.changedAbiCodePath = changedAbiCodePath; 9875 } 9876 } 9877 9878 /** A package to be scanned */ 9879 private static class ScanRequest { 9880 /** The parsed package */ 9881 @NonNull public final PackageParser.Package pkg; 9882 /** Shared user settings, if the package has a shared user */ 9883 @Nullable public final SharedUserSetting sharedUserSetting; 9884 /** 9885 * Package settings of the currently installed version. 9886 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9887 * during scan. 9888 */ 9889 @Nullable public final PackageSetting pkgSetting; 9890 /** A copy of the settings for the currently installed version */ 9891 @Nullable public final PackageSetting oldPkgSetting; 9892 /** Package settings for the disabled version on the /system partition */ 9893 @Nullable public final PackageSetting disabledPkgSetting; 9894 /** Package settings for the installed version under its original package name */ 9895 @Nullable public final PackageSetting originalPkgSetting; 9896 /** The real package name of a renamed application */ 9897 @Nullable public final String realPkgName; 9898 public final @ParseFlags int parseFlags; 9899 public final @ScanFlags int scanFlags; 9900 /** The user for which the package is being scanned */ 9901 @Nullable public final UserHandle user; 9902 /** Whether or not the platform package is being scanned */ 9903 public final boolean isPlatformPackage; 9904 public ScanRequest( 9905 @NonNull PackageParser.Package pkg, 9906 @Nullable SharedUserSetting sharedUserSetting, 9907 @Nullable PackageSetting pkgSetting, 9908 @Nullable PackageSetting disabledPkgSetting, 9909 @Nullable PackageSetting originalPkgSetting, 9910 @Nullable String realPkgName, 9911 @ParseFlags int parseFlags, 9912 @ScanFlags int scanFlags, 9913 boolean isPlatformPackage, 9914 @Nullable UserHandle user) { 9915 this.pkg = pkg; 9916 this.pkgSetting = pkgSetting; 9917 this.sharedUserSetting = sharedUserSetting; 9918 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9919 this.disabledPkgSetting = disabledPkgSetting; 9920 this.originalPkgSetting = originalPkgSetting; 9921 this.realPkgName = realPkgName; 9922 this.parseFlags = parseFlags; 9923 this.scanFlags = scanFlags; 9924 this.isPlatformPackage = isPlatformPackage; 9925 this.user = user; 9926 } 9927 } 9928 9929 /** 9930 * Returns the actual scan flags depending upon the state of the other settings. 9931 * <p>Updated system applications will not have the following flags set 9932 * by default and need to be adjusted after the fact: 9933 * <ul> 9934 * <li>{@link #SCAN_AS_SYSTEM}</li> 9935 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9936 * <li>{@link #SCAN_AS_OEM}</li> 9937 * <li>{@link #SCAN_AS_VENDOR}</li> 9938 * <li>{@link #SCAN_AS_PRODUCT}</li> 9939 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9940 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9941 * </ul> 9942 */ 9943 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9944 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9945 PackageParser.Package pkg) { 9946 if (disabledPkgSetting != null) { 9947 // updated system application, must at least have SCAN_AS_SYSTEM 9948 scanFlags |= SCAN_AS_SYSTEM; 9949 if ((disabledPkgSetting.pkgPrivateFlags 9950 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9951 scanFlags |= SCAN_AS_PRIVILEGED; 9952 } 9953 if ((disabledPkgSetting.pkgPrivateFlags 9954 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9955 scanFlags |= SCAN_AS_OEM; 9956 } 9957 if ((disabledPkgSetting.pkgPrivateFlags 9958 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9959 scanFlags |= SCAN_AS_VENDOR; 9960 } 9961 if ((disabledPkgSetting.pkgPrivateFlags 9962 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9963 scanFlags |= SCAN_AS_PRODUCT; 9964 } 9965 } 9966 if (pkgSetting != null) { 9967 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9968 if (pkgSetting.getInstantApp(userId)) { 9969 scanFlags |= SCAN_AS_INSTANT_APP; 9970 } 9971 if (pkgSetting.getVirtulalPreload(userId)) { 9972 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9973 } 9974 } 9975 9976 // Scan as privileged apps that share a user with a priv-app. 9977 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9978 && (pkg.mSharedUserId != null)) { 9979 SharedUserSetting sharedUserSetting = null; 9980 try { 9981 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9982 } catch (PackageManagerException ignore) {} 9983 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9984 // Exempt SharedUsers signed with the platform key. 9985 // TODO(b/72378145) Fix this exemption. Force signature apps 9986 // to whitelist their privileged permissions just like other 9987 // priv-apps. 9988 synchronized (mPackages) { 9989 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9990 if ((compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9991 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9992 scanFlags |= SCAN_AS_PRIVILEGED; 9993 } 9994 } 9995 } 9996 } 9997 9998 return scanFlags; 9999 } 10000 10001 // TODO: scanPackageNewLI() and scanPackageOnly() should be merged. But, first, commiting 10002 // the results / removing app data needs to be moved up a level to the callers of this 10003 // method. Also, we need to solve the problem of potentially creating a new shared user 10004 // setting. That can probably be done later and patch things up after the fact. 10005 @GuardedBy("mInstallLock") 10006 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 10007 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 10008 @Nullable UserHandle user) throws PackageManagerException { 10009 10010 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 10011 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 10012 if (realPkgName != null) { 10013 ensurePackageRenamed(pkg, renamedPkgName); 10014 } 10015 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 10016 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 10017 final PackageSetting disabledPkgSetting = 10018 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 10019 10020 if (mTransferedPackages.contains(pkg.packageName)) { 10021 Slog.w(TAG, "Package " + pkg.packageName 10022 + " was transferred to another, but its .apk remains"); 10023 } 10024 10025 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 10026 synchronized (mPackages) { 10027 applyPolicy(pkg, parseFlags, scanFlags); 10028 assertPackageIsValid(pkg, parseFlags, scanFlags); 10029 10030 SharedUserSetting sharedUserSetting = null; 10031 if (pkg.mSharedUserId != null) { 10032 // SIDE EFFECTS; may potentially allocate a new shared user 10033 sharedUserSetting = mSettings.getSharedUserLPw( 10034 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 10035 if (DEBUG_PACKAGE_SCANNING) { 10036 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10037 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 10038 + " (uid=" + sharedUserSetting.userId + "):" 10039 + " packages=" + sharedUserSetting.packages); 10040 } 10041 } 10042 10043 boolean scanSucceeded = false; 10044 try { 10045 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 10046 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 10047 (pkg == mPlatformPackage), user); 10048 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 10049 if (result.success) { 10050 commitScanResultsLocked(request, result); 10051 } 10052 scanSucceeded = true; 10053 } finally { 10054 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 10055 // DELETE_DATA_ON_FAILURES is only used by frozen paths 10056 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 10057 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 10058 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 10059 } 10060 } 10061 } 10062 return pkg; 10063 } 10064 10065 /** 10066 * Commits the package scan and modifies system state. 10067 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 10068 * of committing the package, leaving the system in an inconsistent state. 10069 * This needs to be fixed so, once we get to this point, no errors are 10070 * possible and the system is not left in an inconsistent state. 10071 */ 10072 @GuardedBy("mPackages") 10073 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 10074 throws PackageManagerException { 10075 final PackageParser.Package pkg = request.pkg; 10076 final @ParseFlags int parseFlags = request.parseFlags; 10077 final @ScanFlags int scanFlags = request.scanFlags; 10078 final PackageSetting oldPkgSetting = request.oldPkgSetting; 10079 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10080 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10081 final UserHandle user = request.user; 10082 final String realPkgName = request.realPkgName; 10083 final PackageSetting pkgSetting = result.pkgSetting; 10084 final List<String> changedAbiCodePath = result.changedAbiCodePath; 10085 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 10086 10087 if (newPkgSettingCreated) { 10088 if (originalPkgSetting != null) { 10089 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10090 } 10091 // THROWS: when we can't allocate a user id. add call to check if there's 10092 // enough space to ensure we won't throw; otherwise, don't modify state 10093 mSettings.addUserToSettingLPw(pkgSetting); 10094 10095 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10096 mTransferedPackages.add(originalPkgSetting.name); 10097 } 10098 } 10099 // TODO(toddke): Consider a method specifically for modifying the Package object 10100 // post scan; or, moving this stuff out of the Package object since it has nothing 10101 // to do with the package on disk. 10102 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10103 // for creating the application ID. If we did this earlier, we would be saving the 10104 // correct ID. 10105 pkg.applicationInfo.uid = pkgSetting.appId; 10106 10107 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10108 10109 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10110 mTransferedPackages.add(pkg.packageName); 10111 } 10112 10113 // THROWS: when requested libraries that can't be found. it only changes 10114 // the state of the passed in pkg object, so, move to the top of the method 10115 // and allow it to abort 10116 if ((scanFlags & SCAN_BOOTING) == 0 10117 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10118 // Check all shared libraries and map to their actual file path. 10119 // We only do this here for apps not on a system dir, because those 10120 // are the only ones that can fail an install due to this. We 10121 // will take care of the system apps by updating all of their 10122 // library paths after the scan is done. Also during the initial 10123 // scan don't update any libs as we do this wholesale after all 10124 // apps are scanned to avoid dependency based scanning. 10125 updateSharedLibrariesLPr(pkg, null); 10126 } 10127 10128 // All versions of a static shared library are referenced with the same 10129 // package name. Internally, we use a synthetic package name to allow 10130 // multiple versions of the same shared library to be installed. So, 10131 // we need to generate the synthetic package name of the latest shared 10132 // library in order to compare signatures. 10133 PackageSetting signatureCheckPs = pkgSetting; 10134 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10135 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10136 if (libraryEntry != null) { 10137 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10138 } 10139 } 10140 10141 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10142 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10143 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10144 // We just determined the app is signed correctly, so bring 10145 // over the latest parsed certs. 10146 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10147 } else { 10148 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10149 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10150 "Package " + pkg.packageName + " upgrade keys do not match the " 10151 + "previously installed version"); 10152 } else { 10153 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10154 String msg = "System package " + pkg.packageName 10155 + " signature changed; retaining data."; 10156 reportSettingsProblem(Log.WARN, msg); 10157 } 10158 } 10159 } else { 10160 try { 10161 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10162 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10163 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10164 pkg.mSigningDetails, compareCompat, compareRecover); 10165 // The new KeySets will be re-added later in the scanning process. 10166 if (compatMatch) { 10167 synchronized (mPackages) { 10168 ksms.removeAppKeySetDataLPw(pkg.packageName); 10169 } 10170 } 10171 // We just determined the app is signed correctly, so bring 10172 // over the latest parsed certs. 10173 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10174 10175 10176 // if this is is a sharedUser, check to see if the new package is signed by a newer 10177 // signing certificate than the existing one, and if so, copy over the new details 10178 if (signatureCheckPs.sharedUser != null 10179 && pkg.mSigningDetails.hasAncestor( 10180 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10181 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10182 } 10183 } catch (PackageManagerException e) { 10184 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10185 throw e; 10186 } 10187 // The signature has changed, but this package is in the system 10188 // image... let's recover! 10189 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10190 // However... if this package is part of a shared user, but it 10191 // doesn't match the signature of the shared user, let's fail. 10192 // What this means is that you can't change the signatures 10193 // associated with an overall shared user, which doesn't seem all 10194 // that unreasonable. 10195 if (signatureCheckPs.sharedUser != null) { 10196 if (compareSignatures( 10197 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10198 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10199 throw new PackageManagerException( 10200 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10201 "Signature mismatch for shared user: " 10202 + pkgSetting.sharedUser); 10203 } 10204 } 10205 // File a report about this. 10206 String msg = "System package " + pkg.packageName 10207 + " signature changed; retaining data."; 10208 reportSettingsProblem(Log.WARN, msg); 10209 } catch (IllegalArgumentException e) { 10210 10211 // should never happen: certs matched when checking, but not when comparing 10212 // old to new for sharedUser 10213 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10214 "Signing certificates comparison made on incomparable signing details" 10215 + " but somehow passed verifySignatures!"); 10216 } 10217 } 10218 10219 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10220 // This package wants to adopt ownership of permissions from 10221 // another package. 10222 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10223 final String origName = pkg.mAdoptPermissions.get(i); 10224 final PackageSetting orig = mSettings.getPackageLPr(origName); 10225 if (orig != null) { 10226 if (verifyPackageUpdateLPr(orig, pkg)) { 10227 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10228 + pkg.packageName); 10229 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10230 } 10231 } 10232 } 10233 } 10234 10235 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10236 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10237 final String codePathString = changedAbiCodePath.get(i); 10238 try { 10239 mInstaller.rmdex(codePathString, 10240 getDexCodeInstructionSet(getPreferredInstructionSet())); 10241 } catch (InstallerException ignored) { 10242 } 10243 } 10244 } 10245 10246 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10247 if (oldPkgSetting != null) { 10248 synchronized (mPackages) { 10249 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10250 } 10251 } 10252 } else { 10253 final int userId = user == null ? 0 : user.getIdentifier(); 10254 // Modify state for the given package setting 10255 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10256 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10257 if (pkgSetting.getInstantApp(userId)) { 10258 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10259 } 10260 } 10261 } 10262 10263 /** 10264 * Returns the "real" name of the package. 10265 * <p>This may differ from the package's actual name if the application has already 10266 * been installed under one of this package's original names. 10267 */ 10268 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10269 @Nullable String renamedPkgName) { 10270 if (isPackageRenamed(pkg, renamedPkgName)) { 10271 return pkg.mRealPackage; 10272 } 10273 return null; 10274 } 10275 10276 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10277 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10278 @Nullable String renamedPkgName) { 10279 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10280 } 10281 10282 /** 10283 * Returns the original package setting. 10284 * <p>A package can migrate its name during an update. In this scenario, a package 10285 * designates a set of names that it considers as one of its original names. 10286 * <p>An original package must be signed identically and it must have the same 10287 * shared user [if any]. 10288 */ 10289 @GuardedBy("mPackages") 10290 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10291 @Nullable String renamedPkgName) { 10292 if (!isPackageRenamed(pkg, renamedPkgName)) { 10293 return null; 10294 } 10295 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10296 final PackageSetting originalPs = 10297 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10298 if (originalPs != null) { 10299 // the package is already installed under its original name... 10300 // but, should we use it? 10301 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10302 // the new package is incompatible with the original 10303 continue; 10304 } else if (originalPs.sharedUser != null) { 10305 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10306 // the shared user id is incompatible with the original 10307 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10308 + " to " + pkg.packageName + ": old uid " 10309 + originalPs.sharedUser.name 10310 + " differs from " + pkg.mSharedUserId); 10311 continue; 10312 } 10313 // TODO: Add case when shared user id is added [b/28144775] 10314 } else { 10315 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10316 + pkg.packageName + " to old name " + originalPs.name); 10317 } 10318 return originalPs; 10319 } 10320 } 10321 return null; 10322 } 10323 10324 /** 10325 * Renames the package if it was installed under a different name. 10326 * <p>When we've already installed the package under an original name, update 10327 * the new package so we can continue to have the old name. 10328 */ 10329 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10330 @NonNull String renamedPackageName) { 10331 if (pkg.mOriginalPackages == null 10332 || !pkg.mOriginalPackages.contains(renamedPackageName) 10333 || pkg.packageName.equals(renamedPackageName)) { 10334 return; 10335 } 10336 pkg.setPackageName(renamedPackageName); 10337 } 10338 10339 /** 10340 * Just scans the package without any side effects. 10341 * <p>Not entirely true at the moment. There is still one side effect -- this 10342 * method potentially modifies a live {@link PackageSetting} object representing 10343 * the package being scanned. This will be resolved in the future. 10344 * 10345 * @param request Information about the package to be scanned 10346 * @param isUnderFactoryTest Whether or not the device is under factory test 10347 * @param currentTime The current time, in millis 10348 * @return The results of the scan 10349 */ 10350 @GuardedBy("mInstallLock") 10351 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10352 boolean isUnderFactoryTest, long currentTime) 10353 throws PackageManagerException { 10354 final PackageParser.Package pkg = request.pkg; 10355 PackageSetting pkgSetting = request.pkgSetting; 10356 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10357 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10358 final @ParseFlags int parseFlags = request.parseFlags; 10359 final @ScanFlags int scanFlags = request.scanFlags; 10360 final String realPkgName = request.realPkgName; 10361 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10362 final UserHandle user = request.user; 10363 final boolean isPlatformPackage = request.isPlatformPackage; 10364 10365 List<String> changedAbiCodePath = null; 10366 10367 if (DEBUG_PACKAGE_SCANNING) { 10368 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10369 Log.d(TAG, "Scanning package " + pkg.packageName); 10370 } 10371 10372 if (Build.IS_DEBUGGABLE && 10373 pkg.isPrivileged() && 10374 SystemProperties.getBoolean(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, false)) { 10375 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10376 } 10377 10378 // Initialize package source and resource directories 10379 final File scanFile = new File(pkg.codePath); 10380 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10381 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10382 10383 // We keep references to the derived CPU Abis from settings in oder to reuse 10384 // them in the case where we're not upgrading or booting for the first time. 10385 String primaryCpuAbiFromSettings = null; 10386 String secondaryCpuAbiFromSettings = null; 10387 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10388 10389 if (!needToDeriveAbi) { 10390 if (pkgSetting != null) { 10391 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10392 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10393 } else { 10394 // Re-scanning a system package after uninstalling updates; need to derive ABI 10395 needToDeriveAbi = true; 10396 } 10397 } 10398 10399 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10400 PackageManagerService.reportSettingsProblem(Log.WARN, 10401 "Package " + pkg.packageName + " shared user changed from " 10402 + (pkgSetting.sharedUser != null 10403 ? pkgSetting.sharedUser.name : "<nothing>") 10404 + " to " 10405 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10406 + "; replacing with new"); 10407 pkgSetting = null; 10408 } 10409 10410 String[] usesStaticLibraries = null; 10411 if (pkg.usesStaticLibraries != null) { 10412 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10413 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10414 } 10415 final boolean createNewPackage = (pkgSetting == null); 10416 if (createNewPackage) { 10417 final String parentPackageName = (pkg.parentPackage != null) 10418 ? pkg.parentPackage.packageName : null; 10419 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10420 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10421 // REMOVE SharedUserSetting from method; update in a separate call 10422 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10423 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10424 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10425 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10426 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10427 user, true /*allowInstall*/, instantApp, virtualPreload, 10428 parentPackageName, pkg.getChildPackageNames(), 10429 UserManagerService.getInstance(), usesStaticLibraries, 10430 pkg.usesStaticLibrariesVersions); 10431 } else { 10432 // REMOVE SharedUserSetting from method; update in a separate call. 10433 // 10434 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10435 // secondaryCpuAbi are not known at this point so we always update them 10436 // to null here, only to reset them at a later point. 10437 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10438 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10439 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10440 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10441 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10442 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10443 } 10444 if (createNewPackage && originalPkgSetting != null) { 10445 // This is the initial transition from the original package, so, 10446 // fix up the new package's name now. We must do this after looking 10447 // up the package under its new name, so getPackageLP takes care of 10448 // fiddling things correctly. 10449 pkg.setPackageName(originalPkgSetting.name); 10450 10451 // File a report about this. 10452 String msg = "New package " + pkgSetting.realName 10453 + " renamed to replace old package " + pkgSetting.name; 10454 reportSettingsProblem(Log.WARN, msg); 10455 } 10456 10457 if (disabledPkgSetting != null) { 10458 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10459 } 10460 10461 // Apps which share a sharedUserId must be placed in the same selinux domain. If this 10462 // package is the first app installed as this shared user, set seInfoTargetSdkVersion to its 10463 // targetSdkVersion. These are later adjusted in PackageManagerService's constructor to be 10464 // the lowest targetSdkVersion of all apps within the shared user, which corresponds to the 10465 // least restrictive selinux domain. 10466 // NOTE: As new packages are installed / updated, the shared user's seinfoTargetSdkVersion 10467 // will NOT be modified until next boot, even if a lower targetSdkVersion is used. This 10468 // ensures that all packages continue to run in the same selinux domain. 10469 final int targetSdkVersion = 10470 ((sharedUserSetting != null) && (sharedUserSetting.packages.size() != 0)) ? 10471 sharedUserSetting.seInfoTargetSdkVersion : pkg.applicationInfo.targetSdkVersion; 10472 // TODO(b/71593002): isPrivileged for sharedUser and appInfo should never be out of sync. 10473 // They currently can be if the sharedUser apps are signed with the platform key. 10474 final boolean isPrivileged = (sharedUserSetting != null) ? 10475 sharedUserSetting.isPrivileged() | pkg.isPrivileged() : pkg.isPrivileged(); 10476 10477 pkg.applicationInfo.seInfo = SELinuxMMAC.getSeInfo(pkg, isPrivileged, 10478 pkg.applicationInfo.targetSandboxVersion, targetSdkVersion); 10479 10480 pkg.mExtras = pkgSetting; 10481 pkg.applicationInfo.processName = fixProcessName( 10482 pkg.applicationInfo.packageName, 10483 pkg.applicationInfo.processName); 10484 10485 if (!isPlatformPackage) { 10486 // Get all of our default paths setup 10487 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10488 } 10489 10490 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10491 10492 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10493 if (needToDeriveAbi) { 10494 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10495 final boolean extractNativeLibs = !pkg.isLibrary(); 10496 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10497 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10498 10499 // Some system apps still use directory structure for native libraries 10500 // in which case we might end up not detecting abi solely based on apk 10501 // structure. Try to detect abi based on directory structure. 10502 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10503 pkg.applicationInfo.primaryCpuAbi == null) { 10504 setBundledAppAbisAndRoots(pkg, pkgSetting); 10505 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10506 } 10507 } else { 10508 // This is not a first boot or an upgrade, don't bother deriving the 10509 // ABI during the scan. Instead, trust the value that was stored in the 10510 // package setting. 10511 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10512 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10513 10514 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10515 10516 if (DEBUG_ABI_SELECTION) { 10517 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10518 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10519 pkg.applicationInfo.secondaryCpuAbi); 10520 } 10521 } 10522 } else { 10523 if ((scanFlags & SCAN_MOVE) != 0) { 10524 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10525 // but we already have this packages package info in the PackageSetting. We just 10526 // use that and derive the native library path based on the new codepath. 10527 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10528 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10529 } 10530 10531 // Set native library paths again. For moves, the path will be updated based on the 10532 // ABIs we've determined above. For non-moves, the path will be updated based on the 10533 // ABIs we determined during compilation, but the path will depend on the final 10534 // package path (after the rename away from the stage path). 10535 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10536 } 10537 10538 // This is a special case for the "system" package, where the ABI is 10539 // dictated by the zygote configuration (and init.rc). We should keep track 10540 // of this ABI so that we can deal with "normal" applications that run under 10541 // the same UID correctly. 10542 if (isPlatformPackage) { 10543 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10544 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10545 } 10546 10547 // If there's a mismatch between the abi-override in the package setting 10548 // and the abiOverride specified for the install. Warn about this because we 10549 // would've already compiled the app without taking the package setting into 10550 // account. 10551 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10552 if (cpuAbiOverride == null && pkg.packageName != null) { 10553 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10554 " for package " + pkg.packageName); 10555 } 10556 } 10557 10558 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10559 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10560 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10561 10562 // Copy the derived override back to the parsed package, so that we can 10563 // update the package settings accordingly. 10564 pkg.cpuAbiOverride = cpuAbiOverride; 10565 10566 if (DEBUG_ABI_SELECTION) { 10567 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10568 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10569 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10570 } 10571 10572 // Push the derived path down into PackageSettings so we know what to 10573 // clean up at uninstall time. 10574 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10575 10576 if (DEBUG_ABI_SELECTION) { 10577 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10578 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10579 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10580 } 10581 10582 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10583 // We don't do this here during boot because we can do it all 10584 // at once after scanning all existing packages. 10585 // 10586 // We also do this *before* we perform dexopt on this package, so that 10587 // we can avoid redundant dexopts, and also to make sure we've got the 10588 // code and package path correct. 10589 changedAbiCodePath = 10590 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10591 } 10592 10593 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10594 android.Manifest.permission.FACTORY_TEST)) { 10595 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10596 } 10597 10598 if (isSystemApp(pkg)) { 10599 pkgSetting.isOrphaned = true; 10600 } 10601 10602 // Take care of first install / last update times. 10603 final long scanFileTime = getLastModifiedTime(pkg); 10604 if (currentTime != 0) { 10605 if (pkgSetting.firstInstallTime == 0) { 10606 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10607 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10608 pkgSetting.lastUpdateTime = currentTime; 10609 } 10610 } else if (pkgSetting.firstInstallTime == 0) { 10611 // We need *something*. Take time time stamp of the file. 10612 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10613 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10614 if (scanFileTime != pkgSetting.timeStamp) { 10615 // A package on the system image has changed; consider this 10616 // to be an update. 10617 pkgSetting.lastUpdateTime = scanFileTime; 10618 } 10619 } 10620 pkgSetting.setTimeStamp(scanFileTime); 10621 10622 pkgSetting.pkg = pkg; 10623 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10624 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10625 pkgSetting.versionCode = pkg.getLongVersionCode(); 10626 } 10627 // Update volume if needed 10628 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10629 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10630 Slog.i(PackageManagerService.TAG, 10631 "Update" + (pkgSetting.isSystem() ? " system" : "") 10632 + " package " + pkg.packageName 10633 + " volume from " + pkgSetting.volumeUuid 10634 + " to " + volumeUuid); 10635 pkgSetting.volumeUuid = volumeUuid; 10636 } 10637 10638 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10639 } 10640 10641 /** 10642 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10643 */ 10644 private static boolean apkHasCode(String fileName) { 10645 StrictJarFile jarFile = null; 10646 try { 10647 jarFile = new StrictJarFile(fileName, 10648 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10649 return jarFile.findEntry("classes.dex") != null; 10650 } catch (IOException ignore) { 10651 } finally { 10652 try { 10653 if (jarFile != null) { 10654 jarFile.close(); 10655 } 10656 } catch (IOException ignore) {} 10657 } 10658 return false; 10659 } 10660 10661 /** 10662 * Enforces code policy for the package. This ensures that if an APK has 10663 * declared hasCode="true" in its manifest that the APK actually contains 10664 * code. 10665 * 10666 * @throws PackageManagerException If bytecode could not be found when it should exist 10667 */ 10668 private static void assertCodePolicy(PackageParser.Package pkg) 10669 throws PackageManagerException { 10670 final boolean shouldHaveCode = 10671 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10672 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10673 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10674 "Package " + pkg.baseCodePath + " code is missing"); 10675 } 10676 10677 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10678 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10679 final boolean splitShouldHaveCode = 10680 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10681 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10682 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10683 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10684 } 10685 } 10686 } 10687 } 10688 10689 /** 10690 * Applies policy to the parsed package based upon the given policy flags. 10691 * Ensures the package is in a good state. 10692 * <p> 10693 * Implementation detail: This method must NOT have any side effect. It would 10694 * ideally be static, but, it requires locks to read system state. 10695 */ 10696 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10697 final @ScanFlags int scanFlags) { 10698 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10699 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10700 if (pkg.applicationInfo.isDirectBootAware()) { 10701 // we're direct boot aware; set for all components 10702 for (PackageParser.Service s : pkg.services) { 10703 s.info.encryptionAware = s.info.directBootAware = true; 10704 } 10705 for (PackageParser.Provider p : pkg.providers) { 10706 p.info.encryptionAware = p.info.directBootAware = true; 10707 } 10708 for (PackageParser.Activity a : pkg.activities) { 10709 a.info.encryptionAware = a.info.directBootAware = true; 10710 } 10711 for (PackageParser.Activity r : pkg.receivers) { 10712 r.info.encryptionAware = r.info.directBootAware = true; 10713 } 10714 } 10715 if (compressedFileExists(pkg.codePath)) { 10716 pkg.isStub = true; 10717 } 10718 } else { 10719 // non system apps can't be flagged as core 10720 pkg.coreApp = false; 10721 // clear flags not applicable to regular apps 10722 pkg.applicationInfo.flags &= 10723 ~ApplicationInfo.FLAG_PERSISTENT; 10724 pkg.applicationInfo.privateFlags &= 10725 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10726 pkg.applicationInfo.privateFlags &= 10727 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10728 // cap permission priorities 10729 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10730 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10731 pkg.permissionGroups.get(i).info.priority = 0; 10732 } 10733 } 10734 } 10735 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10736 // clear protected broadcasts 10737 pkg.protectedBroadcasts = null; 10738 // ignore export request for single user receivers 10739 if (pkg.receivers != null) { 10740 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10741 final PackageParser.Activity receiver = pkg.receivers.get(i); 10742 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10743 receiver.info.exported = false; 10744 } 10745 } 10746 } 10747 // ignore export request for single user services 10748 if (pkg.services != null) { 10749 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10750 final PackageParser.Service service = pkg.services.get(i); 10751 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10752 service.info.exported = false; 10753 } 10754 } 10755 } 10756 // ignore export request for single user providers 10757 if (pkg.providers != null) { 10758 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10759 final PackageParser.Provider provider = pkg.providers.get(i); 10760 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10761 provider.info.exported = false; 10762 } 10763 } 10764 } 10765 } 10766 10767 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10768 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10769 } 10770 10771 if ((scanFlags & SCAN_AS_OEM) != 0) { 10772 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10773 } 10774 10775 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10776 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10777 } 10778 10779 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10780 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10781 } 10782 10783 if (!isSystemApp(pkg)) { 10784 // Only system apps can use these features. 10785 pkg.mOriginalPackages = null; 10786 pkg.mRealPackage = null; 10787 pkg.mAdoptPermissions = null; 10788 } 10789 } 10790 10791 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10792 throws PackageManagerException { 10793 if (object == null) { 10794 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10795 } 10796 return object; 10797 } 10798 10799 /** 10800 * Asserts the parsed package is valid according to the given policy. If the 10801 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10802 * <p> 10803 * Implementation detail: This method must NOT have any side effects. It would 10804 * ideally be static, but, it requires locks to read system state. 10805 * 10806 * @throws PackageManagerException If the package fails any of the validation checks 10807 */ 10808 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10809 final @ScanFlags int scanFlags) 10810 throws PackageManagerException { 10811 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10812 assertCodePolicy(pkg); 10813 } 10814 10815 if (pkg.applicationInfo.getCodePath() == null || 10816 pkg.applicationInfo.getResourcePath() == null) { 10817 // Bail out. The resource and code paths haven't been set. 10818 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10819 "Code and resource paths haven't been set correctly"); 10820 } 10821 10822 // Make sure we're not adding any bogus keyset info 10823 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10824 ksms.assertScannedPackageValid(pkg); 10825 10826 synchronized (mPackages) { 10827 // The special "android" package can only be defined once 10828 if (pkg.packageName.equals("android")) { 10829 if (mAndroidApplication != null) { 10830 Slog.w(TAG, "*************************************************"); 10831 Slog.w(TAG, "Core android package being redefined. Skipping."); 10832 Slog.w(TAG, " codePath=" + pkg.codePath); 10833 Slog.w(TAG, "*************************************************"); 10834 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10835 "Core android package being redefined. Skipping."); 10836 } 10837 } 10838 10839 // A package name must be unique; don't allow duplicates 10840 if (mPackages.containsKey(pkg.packageName)) { 10841 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10842 "Application package " + pkg.packageName 10843 + " already installed. Skipping duplicate."); 10844 } 10845 10846 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10847 // Static libs have a synthetic package name containing the version 10848 // but we still want the base name to be unique. 10849 if (mPackages.containsKey(pkg.manifestPackageName)) { 10850 throw new PackageManagerException( 10851 "Duplicate static shared lib provider package"); 10852 } 10853 10854 // Static shared libraries should have at least O target SDK 10855 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10856 throw new PackageManagerException( 10857 "Packages declaring static-shared libs must target O SDK or higher"); 10858 } 10859 10860 // Package declaring static a shared lib cannot be instant apps 10861 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10862 throw new PackageManagerException( 10863 "Packages declaring static-shared libs cannot be instant apps"); 10864 } 10865 10866 // Package declaring static a shared lib cannot be renamed since the package 10867 // name is synthetic and apps can't code around package manager internals. 10868 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10869 throw new PackageManagerException( 10870 "Packages declaring static-shared libs cannot be renamed"); 10871 } 10872 10873 // Package declaring static a shared lib cannot declare child packages 10874 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10875 throw new PackageManagerException( 10876 "Packages declaring static-shared libs cannot have child packages"); 10877 } 10878 10879 // Package declaring static a shared lib cannot declare dynamic libs 10880 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10881 throw new PackageManagerException( 10882 "Packages declaring static-shared libs cannot declare dynamic libs"); 10883 } 10884 10885 // Package declaring static a shared lib cannot declare shared users 10886 if (pkg.mSharedUserId != null) { 10887 throw new PackageManagerException( 10888 "Packages declaring static-shared libs cannot declare shared users"); 10889 } 10890 10891 // Static shared libs cannot declare activities 10892 if (!pkg.activities.isEmpty()) { 10893 throw new PackageManagerException( 10894 "Static shared libs cannot declare activities"); 10895 } 10896 10897 // Static shared libs cannot declare services 10898 if (!pkg.services.isEmpty()) { 10899 throw new PackageManagerException( 10900 "Static shared libs cannot declare services"); 10901 } 10902 10903 // Static shared libs cannot declare providers 10904 if (!pkg.providers.isEmpty()) { 10905 throw new PackageManagerException( 10906 "Static shared libs cannot declare content providers"); 10907 } 10908 10909 // Static shared libs cannot declare receivers 10910 if (!pkg.receivers.isEmpty()) { 10911 throw new PackageManagerException( 10912 "Static shared libs cannot declare broadcast receivers"); 10913 } 10914 10915 // Static shared libs cannot declare permission groups 10916 if (!pkg.permissionGroups.isEmpty()) { 10917 throw new PackageManagerException( 10918 "Static shared libs cannot declare permission groups"); 10919 } 10920 10921 // Static shared libs cannot declare permissions 10922 if (!pkg.permissions.isEmpty()) { 10923 throw new PackageManagerException( 10924 "Static shared libs cannot declare permissions"); 10925 } 10926 10927 // Static shared libs cannot declare protected broadcasts 10928 if (pkg.protectedBroadcasts != null) { 10929 throw new PackageManagerException( 10930 "Static shared libs cannot declare protected broadcasts"); 10931 } 10932 10933 // Static shared libs cannot be overlay targets 10934 if (pkg.mOverlayTarget != null) { 10935 throw new PackageManagerException( 10936 "Static shared libs cannot be overlay targets"); 10937 } 10938 10939 // The version codes must be ordered as lib versions 10940 long minVersionCode = Long.MIN_VALUE; 10941 long maxVersionCode = Long.MAX_VALUE; 10942 10943 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10944 pkg.staticSharedLibName); 10945 if (versionedLib != null) { 10946 final int versionCount = versionedLib.size(); 10947 for (int i = 0; i < versionCount; i++) { 10948 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10949 final long libVersionCode = libInfo.getDeclaringPackage() 10950 .getLongVersionCode(); 10951 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10952 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10953 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10954 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10955 } else { 10956 minVersionCode = maxVersionCode = libVersionCode; 10957 break; 10958 } 10959 } 10960 } 10961 if (pkg.getLongVersionCode() < minVersionCode 10962 || pkg.getLongVersionCode() > maxVersionCode) { 10963 throw new PackageManagerException("Static shared" 10964 + " lib version codes must be ordered as lib versions"); 10965 } 10966 } 10967 10968 // Only privileged apps and updated privileged apps can add child packages. 10969 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10970 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10971 throw new PackageManagerException("Only privileged apps can add child " 10972 + "packages. Ignoring package " + pkg.packageName); 10973 } 10974 final int childCount = pkg.childPackages.size(); 10975 for (int i = 0; i < childCount; i++) { 10976 PackageParser.Package childPkg = pkg.childPackages.get(i); 10977 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10978 childPkg.packageName)) { 10979 throw new PackageManagerException("Can't override child of " 10980 + "another disabled app. Ignoring package " + pkg.packageName); 10981 } 10982 } 10983 } 10984 10985 // If we're only installing presumed-existing packages, require that the 10986 // scanned APK is both already known and at the path previously established 10987 // for it. Previously unknown packages we pick up normally, but if we have an 10988 // a priori expectation about this package's install presence, enforce it. 10989 // With a singular exception for new system packages. When an OTA contains 10990 // a new system package, we allow the codepath to change from a system location 10991 // to the user-installed location. If we don't allow this change, any newer, 10992 // user-installed version of the application will be ignored. 10993 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10994 if (mExpectingBetter.containsKey(pkg.packageName)) { 10995 logCriticalInfo(Log.WARN, 10996 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10997 } else { 10998 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10999 if (known != null) { 11000 if (DEBUG_PACKAGE_SCANNING) { 11001 Log.d(TAG, "Examining " + pkg.codePath 11002 + " and requiring known paths " + known.codePathString 11003 + " & " + known.resourcePathString); 11004 } 11005 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 11006 || !pkg.applicationInfo.getResourcePath().equals( 11007 known.resourcePathString)) { 11008 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 11009 "Application package " + pkg.packageName 11010 + " found at " + pkg.applicationInfo.getCodePath() 11011 + " but expected at " + known.codePathString 11012 + "; ignoring."); 11013 } 11014 } else { 11015 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11016 "Application package " + pkg.packageName 11017 + " not found; ignoring."); 11018 } 11019 } 11020 } 11021 11022 // Verify that this new package doesn't have any content providers 11023 // that conflict with existing packages. Only do this if the 11024 // package isn't already installed, since we don't want to break 11025 // things that are installed. 11026 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 11027 final int N = pkg.providers.size(); 11028 int i; 11029 for (i=0; i<N; i++) { 11030 PackageParser.Provider p = pkg.providers.get(i); 11031 if (p.info.authority != null) { 11032 String names[] = p.info.authority.split(";"); 11033 for (int j = 0; j < names.length; j++) { 11034 if (mProvidersByAuthority.containsKey(names[j])) { 11035 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11036 final String otherPackageName = 11037 ((other != null && other.getComponentName() != null) ? 11038 other.getComponentName().getPackageName() : "?"); 11039 throw new PackageManagerException( 11040 INSTALL_FAILED_CONFLICTING_PROVIDER, 11041 "Can't install because provider name " + names[j] 11042 + " (in package " + pkg.applicationInfo.packageName 11043 + ") is already used by " + otherPackageName); 11044 } 11045 } 11046 } 11047 } 11048 } 11049 11050 // Verify that packages sharing a user with a privileged app are marked as privileged. 11051 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 11052 SharedUserSetting sharedUserSetting = null; 11053 try { 11054 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 11055 } catch (PackageManagerException ignore) {} 11056 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 11057 // Exempt SharedUsers signed with the platform key. 11058 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 11059 if ((platformPkgSetting.signatures.mSigningDetails 11060 != PackageParser.SigningDetails.UNKNOWN) 11061 && (compareSignatures( 11062 platformPkgSetting.signatures.mSigningDetails.signatures, 11063 pkg.mSigningDetails.signatures) 11064 != PackageManager.SIGNATURE_MATCH)) { 11065 throw new PackageManagerException("Apps that share a user with a " + 11066 "privileged app must themselves be marked as privileged. " + 11067 pkg.packageName + " shares privileged user " + 11068 pkg.mSharedUserId + "."); 11069 } 11070 } 11071 } 11072 11073 // Apply policies specific for runtime resource overlays (RROs). 11074 if (pkg.mOverlayTarget != null) { 11075 // System overlays have some restrictions on their use of the 'static' state. 11076 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 11077 // We are scanning a system overlay. This can be the first scan of the 11078 // system/vendor/oem partition, or an update to the system overlay. 11079 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 11080 // This must be an update to a system overlay. 11081 final PackageSetting previousPkg = assertNotNull( 11082 mSettings.getPackageLPr(pkg.packageName), 11083 "previous package state not present"); 11084 11085 // Static overlays cannot be updated. 11086 if (previousPkg.pkg.mOverlayIsStatic) { 11087 throw new PackageManagerException("Overlay " + pkg.packageName + 11088 " is static and cannot be upgraded."); 11089 // Non-static overlays cannot be converted to static overlays. 11090 } else if (pkg.mOverlayIsStatic) { 11091 throw new PackageManagerException("Overlay " + pkg.packageName + 11092 " cannot be upgraded into a static overlay."); 11093 } 11094 } 11095 } else { 11096 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11097 if (pkg.mOverlayIsStatic) { 11098 throw new PackageManagerException("Overlay " + pkg.packageName + 11099 " is static but not pre-installed."); 11100 } 11101 11102 // The only case where we allow installation of a non-system overlay is when 11103 // its signature is signed with the platform certificate. 11104 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11105 if ((platformPkgSetting.signatures.mSigningDetails 11106 != PackageParser.SigningDetails.UNKNOWN) 11107 && (compareSignatures( 11108 platformPkgSetting.signatures.mSigningDetails.signatures, 11109 pkg.mSigningDetails.signatures) 11110 != PackageManager.SIGNATURE_MATCH)) { 11111 throw new PackageManagerException("Overlay " + pkg.packageName + 11112 " must be signed with the platform certificate."); 11113 } 11114 } 11115 } 11116 } 11117 } 11118 11119 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11120 int type, String declaringPackageName, long declaringVersionCode) { 11121 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11122 if (versionedLib == null) { 11123 versionedLib = new LongSparseArray<>(); 11124 mSharedLibraries.put(name, versionedLib); 11125 if (type == SharedLibraryInfo.TYPE_STATIC) { 11126 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11127 } 11128 } else if (versionedLib.indexOfKey(version) >= 0) { 11129 return false; 11130 } 11131 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11132 version, type, declaringPackageName, declaringVersionCode); 11133 versionedLib.put(version, libEntry); 11134 return true; 11135 } 11136 11137 private boolean removeSharedLibraryLPw(String name, long version) { 11138 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11139 if (versionedLib == null) { 11140 return false; 11141 } 11142 final int libIdx = versionedLib.indexOfKey(version); 11143 if (libIdx < 0) { 11144 return false; 11145 } 11146 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11147 versionedLib.remove(version); 11148 if (versionedLib.size() <= 0) { 11149 mSharedLibraries.remove(name); 11150 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11151 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11152 .getPackageName()); 11153 } 11154 } 11155 return true; 11156 } 11157 11158 /** 11159 * Adds a scanned package to the system. When this method is finished, the package will 11160 * be available for query, resolution, etc... 11161 */ 11162 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11163 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11164 final String pkgName = pkg.packageName; 11165 if (mCustomResolverComponentName != null && 11166 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11167 setUpCustomResolverActivity(pkg); 11168 } 11169 11170 if (pkg.packageName.equals("android")) { 11171 synchronized (mPackages) { 11172 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11173 // Set up information for our fall-back user intent resolution activity. 11174 mPlatformPackage = pkg; 11175 pkg.mVersionCode = mSdkVersion; 11176 pkg.mVersionCodeMajor = 0; 11177 mAndroidApplication = pkg.applicationInfo; 11178 if (!mResolverReplaced) { 11179 mResolveActivity.applicationInfo = mAndroidApplication; 11180 mResolveActivity.name = ResolverActivity.class.getName(); 11181 mResolveActivity.packageName = mAndroidApplication.packageName; 11182 mResolveActivity.processName = "system:ui"; 11183 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11184 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11185 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11186 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11187 mResolveActivity.exported = true; 11188 mResolveActivity.enabled = true; 11189 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11190 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11191 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11192 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11193 | ActivityInfo.CONFIG_ORIENTATION 11194 | ActivityInfo.CONFIG_KEYBOARD 11195 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11196 mResolveInfo.activityInfo = mResolveActivity; 11197 mResolveInfo.priority = 0; 11198 mResolveInfo.preferredOrder = 0; 11199 mResolveInfo.match = 0; 11200 mResolveComponentName = new ComponentName( 11201 mAndroidApplication.packageName, mResolveActivity.name); 11202 } 11203 } 11204 } 11205 } 11206 11207 ArrayList<PackageParser.Package> clientLibPkgs = null; 11208 // writer 11209 synchronized (mPackages) { 11210 boolean hasStaticSharedLibs = false; 11211 11212 // Any app can add new static shared libraries 11213 if (pkg.staticSharedLibName != null) { 11214 // Static shared libs don't allow renaming as they have synthetic package 11215 // names to allow install of multiple versions, so use name from manifest. 11216 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11217 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11218 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11219 hasStaticSharedLibs = true; 11220 } else { 11221 Slog.w(TAG, "Package " + pkg.packageName + " library " 11222 + pkg.staticSharedLibName + " already exists; skipping"); 11223 } 11224 // Static shared libs cannot be updated once installed since they 11225 // use synthetic package name which includes the version code, so 11226 // not need to update other packages's shared lib dependencies. 11227 } 11228 11229 if (!hasStaticSharedLibs 11230 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11231 // Only system apps can add new dynamic shared libraries. 11232 if (pkg.libraryNames != null) { 11233 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11234 String name = pkg.libraryNames.get(i); 11235 boolean allowed = false; 11236 if (pkg.isUpdatedSystemApp()) { 11237 // New library entries can only be added through the 11238 // system image. This is important to get rid of a lot 11239 // of nasty edge cases: for example if we allowed a non- 11240 // system update of the app to add a library, then uninstalling 11241 // the update would make the library go away, and assumptions 11242 // we made such as through app install filtering would now 11243 // have allowed apps on the device which aren't compatible 11244 // with it. Better to just have the restriction here, be 11245 // conservative, and create many fewer cases that can negatively 11246 // impact the user experience. 11247 final PackageSetting sysPs = mSettings 11248 .getDisabledSystemPkgLPr(pkg.packageName); 11249 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11250 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11251 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11252 allowed = true; 11253 break; 11254 } 11255 } 11256 } 11257 } else { 11258 allowed = true; 11259 } 11260 if (allowed) { 11261 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11262 SharedLibraryInfo.VERSION_UNDEFINED, 11263 SharedLibraryInfo.TYPE_DYNAMIC, 11264 pkg.packageName, pkg.getLongVersionCode())) { 11265 Slog.w(TAG, "Package " + pkg.packageName + " library " 11266 + name + " already exists; skipping"); 11267 } 11268 } else { 11269 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11270 + name + " that is not declared on system image; skipping"); 11271 } 11272 } 11273 11274 if ((scanFlags & SCAN_BOOTING) == 0) { 11275 // If we are not booting, we need to update any applications 11276 // that are clients of our shared library. If we are booting, 11277 // this will all be done once the scan is complete. 11278 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11279 } 11280 } 11281 } 11282 } 11283 11284 if ((scanFlags & SCAN_BOOTING) != 0) { 11285 // No apps can run during boot scan, so they don't need to be frozen 11286 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11287 // Caller asked to not kill app, so it's probably not frozen 11288 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11289 // Caller asked us to ignore frozen check for some reason; they 11290 // probably didn't know the package name 11291 } else { 11292 // We're doing major surgery on this package, so it better be frozen 11293 // right now to keep it from launching 11294 checkPackageFrozen(pkgName); 11295 } 11296 11297 // Also need to kill any apps that are dependent on the library. 11298 if (clientLibPkgs != null) { 11299 for (int i=0; i<clientLibPkgs.size(); i++) { 11300 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11301 killApplication(clientPkg.applicationInfo.packageName, 11302 clientPkg.applicationInfo.uid, "update lib"); 11303 } 11304 } 11305 11306 // writer 11307 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11308 11309 synchronized (mPackages) { 11310 // We don't expect installation to fail beyond this point 11311 11312 // Add the new setting to mSettings 11313 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11314 // Add the new setting to mPackages 11315 mPackages.put(pkg.applicationInfo.packageName, pkg); 11316 // Make sure we don't accidentally delete its data. 11317 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11318 while (iter.hasNext()) { 11319 PackageCleanItem item = iter.next(); 11320 if (pkgName.equals(item.packageName)) { 11321 iter.remove(); 11322 } 11323 } 11324 11325 // Add the package's KeySets to the global KeySetManagerService 11326 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11327 ksms.addScannedPackageLPw(pkg); 11328 11329 int N = pkg.providers.size(); 11330 StringBuilder r = null; 11331 int i; 11332 for (i=0; i<N; i++) { 11333 PackageParser.Provider p = pkg.providers.get(i); 11334 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11335 p.info.processName); 11336 mProviders.addProvider(p); 11337 p.syncable = p.info.isSyncable; 11338 if (p.info.authority != null) { 11339 String names[] = p.info.authority.split(";"); 11340 p.info.authority = null; 11341 for (int j = 0; j < names.length; j++) { 11342 if (j == 1 && p.syncable) { 11343 // We only want the first authority for a provider to possibly be 11344 // syncable, so if we already added this provider using a different 11345 // authority clear the syncable flag. We copy the provider before 11346 // changing it because the mProviders object contains a reference 11347 // to a provider that we don't want to change. 11348 // Only do this for the second authority since the resulting provider 11349 // object can be the same for all future authorities for this provider. 11350 p = new PackageParser.Provider(p); 11351 p.syncable = false; 11352 } 11353 if (!mProvidersByAuthority.containsKey(names[j])) { 11354 mProvidersByAuthority.put(names[j], p); 11355 if (p.info.authority == null) { 11356 p.info.authority = names[j]; 11357 } else { 11358 p.info.authority = p.info.authority + ";" + names[j]; 11359 } 11360 if (DEBUG_PACKAGE_SCANNING) { 11361 if (chatty) 11362 Log.d(TAG, "Registered content provider: " + names[j] 11363 + ", className = " + p.info.name + ", isSyncable = " 11364 + p.info.isSyncable); 11365 } 11366 } else { 11367 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11368 Slog.w(TAG, "Skipping provider name " + names[j] + 11369 " (in package " + pkg.applicationInfo.packageName + 11370 "): name already used by " 11371 + ((other != null && other.getComponentName() != null) 11372 ? other.getComponentName().getPackageName() : "?")); 11373 } 11374 } 11375 } 11376 if (chatty) { 11377 if (r == null) { 11378 r = new StringBuilder(256); 11379 } else { 11380 r.append(' '); 11381 } 11382 r.append(p.info.name); 11383 } 11384 } 11385 if (r != null) { 11386 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11387 } 11388 11389 N = pkg.services.size(); 11390 r = null; 11391 for (i=0; i<N; i++) { 11392 PackageParser.Service s = pkg.services.get(i); 11393 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11394 s.info.processName); 11395 mServices.addService(s); 11396 if (chatty) { 11397 if (r == null) { 11398 r = new StringBuilder(256); 11399 } else { 11400 r.append(' '); 11401 } 11402 r.append(s.info.name); 11403 } 11404 } 11405 if (r != null) { 11406 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11407 } 11408 11409 N = pkg.receivers.size(); 11410 r = null; 11411 for (i=0; i<N; i++) { 11412 PackageParser.Activity a = pkg.receivers.get(i); 11413 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11414 a.info.processName); 11415 mReceivers.addActivity(a, "receiver"); 11416 if (chatty) { 11417 if (r == null) { 11418 r = new StringBuilder(256); 11419 } else { 11420 r.append(' '); 11421 } 11422 r.append(a.info.name); 11423 } 11424 } 11425 if (r != null) { 11426 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11427 } 11428 11429 N = pkg.activities.size(); 11430 r = null; 11431 for (i=0; i<N; i++) { 11432 PackageParser.Activity a = pkg.activities.get(i); 11433 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11434 a.info.processName); 11435 mActivities.addActivity(a, "activity"); 11436 if (chatty) { 11437 if (r == null) { 11438 r = new StringBuilder(256); 11439 } else { 11440 r.append(' '); 11441 } 11442 r.append(a.info.name); 11443 } 11444 } 11445 if (r != null) { 11446 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11447 } 11448 11449 // Don't allow ephemeral applications to define new permissions groups. 11450 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11451 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11452 + " ignored: instant apps cannot define new permission groups."); 11453 } else { 11454 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11455 } 11456 11457 // Don't allow ephemeral applications to define new permissions. 11458 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11459 Slog.w(TAG, "Permissions from package " + pkg.packageName 11460 + " ignored: instant apps cannot define new permissions."); 11461 } else { 11462 mPermissionManager.addAllPermissions(pkg, chatty); 11463 } 11464 11465 N = pkg.instrumentation.size(); 11466 r = null; 11467 for (i=0; i<N; i++) { 11468 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11469 a.info.packageName = pkg.applicationInfo.packageName; 11470 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11471 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11472 a.info.splitNames = pkg.splitNames; 11473 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11474 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11475 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11476 a.info.dataDir = pkg.applicationInfo.dataDir; 11477 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11478 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11479 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11480 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11481 mInstrumentation.put(a.getComponentName(), a); 11482 if (chatty) { 11483 if (r == null) { 11484 r = new StringBuilder(256); 11485 } else { 11486 r.append(' '); 11487 } 11488 r.append(a.info.name); 11489 } 11490 } 11491 if (r != null) { 11492 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11493 } 11494 11495 if (pkg.protectedBroadcasts != null) { 11496 N = pkg.protectedBroadcasts.size(); 11497 synchronized (mProtectedBroadcasts) { 11498 for (i = 0; i < N; i++) { 11499 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11500 } 11501 } 11502 } 11503 } 11504 11505 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11506 } 11507 11508 /** 11509 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11510 * is derived purely on the basis of the contents of {@code scanFile} and 11511 * {@code cpuAbiOverride}. 11512 * 11513 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11514 */ 11515 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11516 boolean extractLibs) 11517 throws PackageManagerException { 11518 // Give ourselves some initial paths; we'll come back for another 11519 // pass once we've determined ABI below. 11520 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11521 11522 // We would never need to extract libs for forward-locked and external packages, 11523 // since the container service will do it for us. We shouldn't attempt to 11524 // extract libs from system app when it was not updated. 11525 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11526 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11527 extractLibs = false; 11528 } 11529 11530 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11531 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11532 11533 NativeLibraryHelper.Handle handle = null; 11534 try { 11535 handle = NativeLibraryHelper.Handle.create(pkg); 11536 // TODO(multiArch): This can be null for apps that didn't go through the 11537 // usual installation process. We can calculate it again, like we 11538 // do during install time. 11539 // 11540 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11541 // unnecessary. 11542 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11543 11544 // Null out the abis so that they can be recalculated. 11545 pkg.applicationInfo.primaryCpuAbi = null; 11546 pkg.applicationInfo.secondaryCpuAbi = null; 11547 if (isMultiArch(pkg.applicationInfo)) { 11548 // Warn if we've set an abiOverride for multi-lib packages.. 11549 // By definition, we need to copy both 32 and 64 bit libraries for 11550 // such packages. 11551 if (pkg.cpuAbiOverride != null 11552 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11553 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11554 } 11555 11556 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11557 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11558 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11559 if (extractLibs) { 11560 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11561 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11562 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11563 useIsaSpecificSubdirs); 11564 } else { 11565 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11566 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11567 } 11568 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11569 } 11570 11571 // Shared library native code should be in the APK zip aligned 11572 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11573 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11574 "Shared library native lib extraction not supported"); 11575 } 11576 11577 maybeThrowExceptionForMultiArchCopy( 11578 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11579 11580 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11581 if (extractLibs) { 11582 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11583 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11584 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11585 useIsaSpecificSubdirs); 11586 } else { 11587 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11588 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11589 } 11590 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11591 } 11592 11593 maybeThrowExceptionForMultiArchCopy( 11594 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11595 11596 if (abi64 >= 0) { 11597 // Shared library native libs should be in the APK zip aligned 11598 if (extractLibs && pkg.isLibrary()) { 11599 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11600 "Shared library native lib extraction not supported"); 11601 } 11602 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11603 } 11604 11605 if (abi32 >= 0) { 11606 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11607 if (abi64 >= 0) { 11608 if (pkg.use32bitAbi) { 11609 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11610 pkg.applicationInfo.primaryCpuAbi = abi; 11611 } else { 11612 pkg.applicationInfo.secondaryCpuAbi = abi; 11613 } 11614 } else { 11615 pkg.applicationInfo.primaryCpuAbi = abi; 11616 } 11617 } 11618 } else { 11619 String[] abiList = (cpuAbiOverride != null) ? 11620 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11621 11622 // Enable gross and lame hacks for apps that are built with old 11623 // SDK tools. We must scan their APKs for renderscript bitcode and 11624 // not launch them if it's present. Don't bother checking on devices 11625 // that don't have 64 bit support. 11626 boolean needsRenderScriptOverride = false; 11627 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11628 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11629 abiList = Build.SUPPORTED_32_BIT_ABIS; 11630 needsRenderScriptOverride = true; 11631 } 11632 11633 final int copyRet; 11634 if (extractLibs) { 11635 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11636 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11637 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11638 } else { 11639 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11640 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11641 } 11642 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11643 11644 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11645 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11646 "Error unpackaging native libs for app, errorCode=" + copyRet); 11647 } 11648 11649 if (copyRet >= 0) { 11650 // Shared libraries that have native libs must be multi-architecture 11651 if (pkg.isLibrary()) { 11652 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11653 "Shared library with native libs must be multiarch"); 11654 } 11655 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11656 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11657 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11658 } else if (needsRenderScriptOverride) { 11659 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11660 } 11661 } 11662 } catch (IOException ioe) { 11663 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11664 } finally { 11665 IoUtils.closeQuietly(handle); 11666 } 11667 11668 // Now that we've calculated the ABIs and determined if it's an internal app, 11669 // we will go ahead and populate the nativeLibraryPath. 11670 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11671 } 11672 11673 /** 11674 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11675 * i.e, so that all packages can be run inside a single process if required. 11676 * 11677 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11678 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11679 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11680 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11681 * updating a package that belongs to a shared user. 11682 * 11683 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11684 * adds unnecessary complexity. 11685 */ 11686 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11687 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11688 List<String> changedAbiCodePath = null; 11689 String requiredInstructionSet = null; 11690 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11691 requiredInstructionSet = VMRuntime.getInstructionSet( 11692 scannedPackage.applicationInfo.primaryCpuAbi); 11693 } 11694 11695 PackageSetting requirer = null; 11696 for (PackageSetting ps : packagesForUser) { 11697 // If packagesForUser contains scannedPackage, we skip it. This will happen 11698 // when scannedPackage is an update of an existing package. Without this check, 11699 // we will never be able to change the ABI of any package belonging to a shared 11700 // user, even if it's compatible with other packages. 11701 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11702 if (ps.primaryCpuAbiString == null) { 11703 continue; 11704 } 11705 11706 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11707 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11708 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11709 // this but there's not much we can do. 11710 String errorMessage = "Instruction set mismatch, " 11711 + ((requirer == null) ? "[caller]" : requirer) 11712 + " requires " + requiredInstructionSet + " whereas " + ps 11713 + " requires " + instructionSet; 11714 Slog.w(TAG, errorMessage); 11715 } 11716 11717 if (requiredInstructionSet == null) { 11718 requiredInstructionSet = instructionSet; 11719 requirer = ps; 11720 } 11721 } 11722 } 11723 11724 if (requiredInstructionSet != null) { 11725 String adjustedAbi; 11726 if (requirer != null) { 11727 // requirer != null implies that either scannedPackage was null or that scannedPackage 11728 // did not require an ABI, in which case we have to adjust scannedPackage to match 11729 // the ABI of the set (which is the same as requirer's ABI) 11730 adjustedAbi = requirer.primaryCpuAbiString; 11731 if (scannedPackage != null) { 11732 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11733 } 11734 } else { 11735 // requirer == null implies that we're updating all ABIs in the set to 11736 // match scannedPackage. 11737 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11738 } 11739 11740 for (PackageSetting ps : packagesForUser) { 11741 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11742 if (ps.primaryCpuAbiString != null) { 11743 continue; 11744 } 11745 11746 ps.primaryCpuAbiString = adjustedAbi; 11747 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11748 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11749 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11750 if (DEBUG_ABI_SELECTION) { 11751 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11752 + " (requirer=" 11753 + (requirer != null ? requirer.pkg : "null") 11754 + ", scannedPackage=" 11755 + (scannedPackage != null ? scannedPackage : "null") 11756 + ")"); 11757 } 11758 if (changedAbiCodePath == null) { 11759 changedAbiCodePath = new ArrayList<>(); 11760 } 11761 changedAbiCodePath.add(ps.codePathString); 11762 } 11763 } 11764 } 11765 } 11766 return changedAbiCodePath; 11767 } 11768 11769 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11770 synchronized (mPackages) { 11771 mResolverReplaced = true; 11772 // Set up information for custom user intent resolution activity. 11773 mResolveActivity.applicationInfo = pkg.applicationInfo; 11774 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11775 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11776 mResolveActivity.processName = pkg.applicationInfo.packageName; 11777 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11778 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11779 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11780 mResolveActivity.theme = 0; 11781 mResolveActivity.exported = true; 11782 mResolveActivity.enabled = true; 11783 mResolveInfo.activityInfo = mResolveActivity; 11784 mResolveInfo.priority = 0; 11785 mResolveInfo.preferredOrder = 0; 11786 mResolveInfo.match = 0; 11787 mResolveComponentName = mCustomResolverComponentName; 11788 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11789 mResolveComponentName); 11790 } 11791 } 11792 11793 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11794 if (installerActivity == null) { 11795 if (DEBUG_INSTANT) { 11796 Slog.d(TAG, "Clear ephemeral installer activity"); 11797 } 11798 mInstantAppInstallerActivity = null; 11799 return; 11800 } 11801 11802 if (DEBUG_INSTANT) { 11803 Slog.d(TAG, "Set ephemeral installer activity: " 11804 + installerActivity.getComponentName()); 11805 } 11806 // Set up information for ephemeral installer activity 11807 mInstantAppInstallerActivity = installerActivity; 11808 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11809 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11810 mInstantAppInstallerActivity.exported = true; 11811 mInstantAppInstallerActivity.enabled = true; 11812 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11813 mInstantAppInstallerInfo.priority = 1; 11814 mInstantAppInstallerInfo.preferredOrder = 1; 11815 mInstantAppInstallerInfo.isDefault = true; 11816 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11817 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11818 } 11819 11820 private static String calculateBundledApkRoot(final String codePathString) { 11821 final File codePath = new File(codePathString); 11822 final File codeRoot; 11823 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11824 codeRoot = Environment.getRootDirectory(); 11825 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11826 codeRoot = Environment.getOemDirectory(); 11827 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11828 codeRoot = Environment.getVendorDirectory(); 11829 } else if (FileUtils.contains(Environment.getOdmDirectory(), codePath)) { 11830 codeRoot = Environment.getOdmDirectory(); 11831 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11832 codeRoot = Environment.getProductDirectory(); 11833 } else { 11834 // Unrecognized code path; take its top real segment as the apk root: 11835 // e.g. /something/app/blah.apk => /something 11836 try { 11837 File f = codePath.getCanonicalFile(); 11838 File parent = f.getParentFile(); // non-null because codePath is a file 11839 File tmp; 11840 while ((tmp = parent.getParentFile()) != null) { 11841 f = parent; 11842 parent = tmp; 11843 } 11844 codeRoot = f; 11845 Slog.w(TAG, "Unrecognized code path " 11846 + codePath + " - using " + codeRoot); 11847 } catch (IOException e) { 11848 // Can't canonicalize the code path -- shenanigans? 11849 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11850 return Environment.getRootDirectory().getPath(); 11851 } 11852 } 11853 return codeRoot.getPath(); 11854 } 11855 11856 /** 11857 * Derive and set the location of native libraries for the given package, 11858 * which varies depending on where and how the package was installed. 11859 */ 11860 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11861 final ApplicationInfo info = pkg.applicationInfo; 11862 final String codePath = pkg.codePath; 11863 final File codeFile = new File(codePath); 11864 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11865 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11866 11867 info.nativeLibraryRootDir = null; 11868 info.nativeLibraryRootRequiresIsa = false; 11869 info.nativeLibraryDir = null; 11870 info.secondaryNativeLibraryDir = null; 11871 11872 if (isApkFile(codeFile)) { 11873 // Monolithic install 11874 if (bundledApp) { 11875 // If "/system/lib64/apkname" exists, assume that is the per-package 11876 // native library directory to use; otherwise use "/system/lib/apkname". 11877 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11878 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11879 getPrimaryInstructionSet(info)); 11880 11881 // This is a bundled system app so choose the path based on the ABI. 11882 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11883 // is just the default path. 11884 final String apkName = deriveCodePathName(codePath); 11885 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11886 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11887 apkName).getAbsolutePath(); 11888 11889 if (info.secondaryCpuAbi != null) { 11890 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11891 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11892 secondaryLibDir, apkName).getAbsolutePath(); 11893 } 11894 } else if (asecApp) { 11895 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11896 .getAbsolutePath(); 11897 } else { 11898 final String apkName = deriveCodePathName(codePath); 11899 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11900 .getAbsolutePath(); 11901 } 11902 11903 info.nativeLibraryRootRequiresIsa = false; 11904 info.nativeLibraryDir = info.nativeLibraryRootDir; 11905 } else { 11906 // Cluster install 11907 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11908 info.nativeLibraryRootRequiresIsa = true; 11909 11910 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11911 getPrimaryInstructionSet(info)).getAbsolutePath(); 11912 11913 if (info.secondaryCpuAbi != null) { 11914 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11915 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11916 } 11917 } 11918 } 11919 11920 /** 11921 * Calculate the abis and roots for a bundled app. These can uniquely 11922 * be determined from the contents of the system partition, i.e whether 11923 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11924 * of this information, and instead assume that the system was built 11925 * sensibly. 11926 */ 11927 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11928 PackageSetting pkgSetting) { 11929 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11930 11931 // If "/system/lib64/apkname" exists, assume that is the per-package 11932 // native library directory to use; otherwise use "/system/lib/apkname". 11933 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11934 setBundledAppAbi(pkg, apkRoot, apkName); 11935 // pkgSetting might be null during rescan following uninstall of updates 11936 // to a bundled app, so accommodate that possibility. The settings in 11937 // that case will be established later from the parsed package. 11938 // 11939 // If the settings aren't null, sync them up with what we've just derived. 11940 // note that apkRoot isn't stored in the package settings. 11941 if (pkgSetting != null) { 11942 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11943 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11944 } 11945 } 11946 11947 /** 11948 * Deduces the ABI of a bundled app and sets the relevant fields on the 11949 * parsed pkg object. 11950 * 11951 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11952 * under which system libraries are installed. 11953 * @param apkName the name of the installed package. 11954 */ 11955 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11956 final File codeFile = new File(pkg.codePath); 11957 11958 final boolean has64BitLibs; 11959 final boolean has32BitLibs; 11960 if (isApkFile(codeFile)) { 11961 // Monolithic install 11962 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11963 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11964 } else { 11965 // Cluster install 11966 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11967 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11968 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11969 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11970 has64BitLibs = (new File(rootDir, isa)).exists(); 11971 } else { 11972 has64BitLibs = false; 11973 } 11974 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11975 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11976 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11977 has32BitLibs = (new File(rootDir, isa)).exists(); 11978 } else { 11979 has32BitLibs = false; 11980 } 11981 } 11982 11983 if (has64BitLibs && !has32BitLibs) { 11984 // The package has 64 bit libs, but not 32 bit libs. Its primary 11985 // ABI should be 64 bit. We can safely assume here that the bundled 11986 // native libraries correspond to the most preferred ABI in the list. 11987 11988 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11989 pkg.applicationInfo.secondaryCpuAbi = null; 11990 } else if (has32BitLibs && !has64BitLibs) { 11991 // The package has 32 bit libs but not 64 bit libs. Its primary 11992 // ABI should be 32 bit. 11993 11994 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11995 pkg.applicationInfo.secondaryCpuAbi = null; 11996 } else if (has32BitLibs && has64BitLibs) { 11997 // The application has both 64 and 32 bit bundled libraries. We check 11998 // here that the app declares multiArch support, and warn if it doesn't. 11999 // 12000 // We will be lenient here and record both ABIs. The primary will be the 12001 // ABI that's higher on the list, i.e, a device that's configured to prefer 12002 // 64 bit apps will see a 64 bit primary ABI, 12003 12004 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 12005 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 12006 } 12007 12008 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 12009 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 12010 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 12011 } else { 12012 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 12013 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 12014 } 12015 } else { 12016 pkg.applicationInfo.primaryCpuAbi = null; 12017 pkg.applicationInfo.secondaryCpuAbi = null; 12018 } 12019 } 12020 12021 private void killApplication(String pkgName, int appId, String reason) { 12022 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 12023 } 12024 12025 private void killApplication(String pkgName, int appId, int userId, String reason) { 12026 // Request the ActivityManager to kill the process(only for existing packages) 12027 // so that we do not end up in a confused state while the user is still using the older 12028 // version of the application while the new one gets installed. 12029 final long token = Binder.clearCallingIdentity(); 12030 try { 12031 IActivityManager am = ActivityManager.getService(); 12032 if (am != null) { 12033 try { 12034 am.killApplication(pkgName, appId, userId, reason); 12035 } catch (RemoteException e) { 12036 } 12037 } 12038 } finally { 12039 Binder.restoreCallingIdentity(token); 12040 } 12041 } 12042 12043 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 12044 // Remove the parent package setting 12045 PackageSetting ps = (PackageSetting) pkg.mExtras; 12046 if (ps != null) { 12047 removePackageLI(ps, chatty); 12048 } 12049 // Remove the child package setting 12050 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12051 for (int i = 0; i < childCount; i++) { 12052 PackageParser.Package childPkg = pkg.childPackages.get(i); 12053 ps = (PackageSetting) childPkg.mExtras; 12054 if (ps != null) { 12055 removePackageLI(ps, chatty); 12056 } 12057 } 12058 } 12059 12060 void removePackageLI(PackageSetting ps, boolean chatty) { 12061 if (DEBUG_INSTALL) { 12062 if (chatty) 12063 Log.d(TAG, "Removing package " + ps.name); 12064 } 12065 12066 // writer 12067 synchronized (mPackages) { 12068 mPackages.remove(ps.name); 12069 final PackageParser.Package pkg = ps.pkg; 12070 if (pkg != null) { 12071 cleanPackageDataStructuresLILPw(pkg, chatty); 12072 } 12073 } 12074 } 12075 12076 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 12077 if (DEBUG_INSTALL) { 12078 if (chatty) 12079 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 12080 } 12081 12082 // writer 12083 synchronized (mPackages) { 12084 // Remove the parent package 12085 mPackages.remove(pkg.applicationInfo.packageName); 12086 cleanPackageDataStructuresLILPw(pkg, chatty); 12087 12088 // Remove the child packages 12089 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12090 for (int i = 0; i < childCount; i++) { 12091 PackageParser.Package childPkg = pkg.childPackages.get(i); 12092 mPackages.remove(childPkg.applicationInfo.packageName); 12093 cleanPackageDataStructuresLILPw(childPkg, chatty); 12094 } 12095 } 12096 } 12097 12098 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12099 int N = pkg.providers.size(); 12100 StringBuilder r = null; 12101 int i; 12102 for (i=0; i<N; i++) { 12103 PackageParser.Provider p = pkg.providers.get(i); 12104 mProviders.removeProvider(p); 12105 if (p.info.authority == null) { 12106 12107 /* There was another ContentProvider with this authority when 12108 * this app was installed so this authority is null, 12109 * Ignore it as we don't have to unregister the provider. 12110 */ 12111 continue; 12112 } 12113 String names[] = p.info.authority.split(";"); 12114 for (int j = 0; j < names.length; j++) { 12115 if (mProvidersByAuthority.get(names[j]) == p) { 12116 mProvidersByAuthority.remove(names[j]); 12117 if (DEBUG_REMOVE) { 12118 if (chatty) 12119 Log.d(TAG, "Unregistered content provider: " + names[j] 12120 + ", className = " + p.info.name + ", isSyncable = " 12121 + p.info.isSyncable); 12122 } 12123 } 12124 } 12125 if (DEBUG_REMOVE && chatty) { 12126 if (r == null) { 12127 r = new StringBuilder(256); 12128 } else { 12129 r.append(' '); 12130 } 12131 r.append(p.info.name); 12132 } 12133 } 12134 if (r != null) { 12135 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12136 } 12137 12138 N = pkg.services.size(); 12139 r = null; 12140 for (i=0; i<N; i++) { 12141 PackageParser.Service s = pkg.services.get(i); 12142 mServices.removeService(s); 12143 if (chatty) { 12144 if (r == null) { 12145 r = new StringBuilder(256); 12146 } else { 12147 r.append(' '); 12148 } 12149 r.append(s.info.name); 12150 } 12151 } 12152 if (r != null) { 12153 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12154 } 12155 12156 N = pkg.receivers.size(); 12157 r = null; 12158 for (i=0; i<N; i++) { 12159 PackageParser.Activity a = pkg.receivers.get(i); 12160 mReceivers.removeActivity(a, "receiver"); 12161 if (DEBUG_REMOVE && chatty) { 12162 if (r == null) { 12163 r = new StringBuilder(256); 12164 } else { 12165 r.append(' '); 12166 } 12167 r.append(a.info.name); 12168 } 12169 } 12170 if (r != null) { 12171 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12172 } 12173 12174 N = pkg.activities.size(); 12175 r = null; 12176 for (i=0; i<N; i++) { 12177 PackageParser.Activity a = pkg.activities.get(i); 12178 mActivities.removeActivity(a, "activity"); 12179 if (DEBUG_REMOVE && chatty) { 12180 if (r == null) { 12181 r = new StringBuilder(256); 12182 } else { 12183 r.append(' '); 12184 } 12185 r.append(a.info.name); 12186 } 12187 } 12188 if (r != null) { 12189 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12190 } 12191 12192 mPermissionManager.removeAllPermissions(pkg, chatty); 12193 12194 N = pkg.instrumentation.size(); 12195 r = null; 12196 for (i=0; i<N; i++) { 12197 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12198 mInstrumentation.remove(a.getComponentName()); 12199 if (DEBUG_REMOVE && chatty) { 12200 if (r == null) { 12201 r = new StringBuilder(256); 12202 } else { 12203 r.append(' '); 12204 } 12205 r.append(a.info.name); 12206 } 12207 } 12208 if (r != null) { 12209 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12210 } 12211 12212 r = null; 12213 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12214 // Only system apps can hold shared libraries. 12215 if (pkg.libraryNames != null) { 12216 for (i = 0; i < pkg.libraryNames.size(); i++) { 12217 String name = pkg.libraryNames.get(i); 12218 if (removeSharedLibraryLPw(name, 0)) { 12219 if (DEBUG_REMOVE && chatty) { 12220 if (r == null) { 12221 r = new StringBuilder(256); 12222 } else { 12223 r.append(' '); 12224 } 12225 r.append(name); 12226 } 12227 } 12228 } 12229 } 12230 } 12231 12232 r = null; 12233 12234 // Any package can hold static shared libraries. 12235 if (pkg.staticSharedLibName != null) { 12236 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12237 if (DEBUG_REMOVE && chatty) { 12238 if (r == null) { 12239 r = new StringBuilder(256); 12240 } else { 12241 r.append(' '); 12242 } 12243 r.append(pkg.staticSharedLibName); 12244 } 12245 } 12246 } 12247 12248 if (r != null) { 12249 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12250 } 12251 } 12252 12253 12254 final class ActivityIntentResolver 12255 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12256 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12257 boolean defaultOnly, int userId) { 12258 if (!sUserManager.exists(userId)) return null; 12259 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12260 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12261 } 12262 12263 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12264 int userId) { 12265 if (!sUserManager.exists(userId)) return null; 12266 mFlags = flags; 12267 return super.queryIntent(intent, resolvedType, 12268 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12269 userId); 12270 } 12271 12272 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12273 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12274 if (!sUserManager.exists(userId)) return null; 12275 if (packageActivities == null) { 12276 return null; 12277 } 12278 mFlags = flags; 12279 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12280 final int N = packageActivities.size(); 12281 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12282 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12283 12284 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12285 for (int i = 0; i < N; ++i) { 12286 intentFilters = packageActivities.get(i).intents; 12287 if (intentFilters != null && intentFilters.size() > 0) { 12288 PackageParser.ActivityIntentInfo[] array = 12289 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12290 intentFilters.toArray(array); 12291 listCut.add(array); 12292 } 12293 } 12294 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12295 } 12296 12297 /** 12298 * Finds a privileged activity that matches the specified activity names. 12299 */ 12300 private PackageParser.Activity findMatchingActivity( 12301 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12302 for (PackageParser.Activity sysActivity : activityList) { 12303 if (sysActivity.info.name.equals(activityInfo.name)) { 12304 return sysActivity; 12305 } 12306 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12307 return sysActivity; 12308 } 12309 if (sysActivity.info.targetActivity != null) { 12310 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12311 return sysActivity; 12312 } 12313 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12314 return sysActivity; 12315 } 12316 } 12317 } 12318 return null; 12319 } 12320 12321 public class IterGenerator<E> { 12322 public Iterator<E> generate(ActivityIntentInfo info) { 12323 return null; 12324 } 12325 } 12326 12327 public class ActionIterGenerator extends IterGenerator<String> { 12328 @Override 12329 public Iterator<String> generate(ActivityIntentInfo info) { 12330 return info.actionsIterator(); 12331 } 12332 } 12333 12334 public class CategoriesIterGenerator extends IterGenerator<String> { 12335 @Override 12336 public Iterator<String> generate(ActivityIntentInfo info) { 12337 return info.categoriesIterator(); 12338 } 12339 } 12340 12341 public class SchemesIterGenerator extends IterGenerator<String> { 12342 @Override 12343 public Iterator<String> generate(ActivityIntentInfo info) { 12344 return info.schemesIterator(); 12345 } 12346 } 12347 12348 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12349 @Override 12350 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12351 return info.authoritiesIterator(); 12352 } 12353 } 12354 12355 /** 12356 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12357 * MODIFIED. Do not pass in a list that should not be changed. 12358 */ 12359 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12360 IterGenerator<T> generator, Iterator<T> searchIterator) { 12361 // loop through the set of actions; every one must be found in the intent filter 12362 while (searchIterator.hasNext()) { 12363 // we must have at least one filter in the list to consider a match 12364 if (intentList.size() == 0) { 12365 break; 12366 } 12367 12368 final T searchAction = searchIterator.next(); 12369 12370 // loop through the set of intent filters 12371 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12372 while (intentIter.hasNext()) { 12373 final ActivityIntentInfo intentInfo = intentIter.next(); 12374 boolean selectionFound = false; 12375 12376 // loop through the intent filter's selection criteria; at least one 12377 // of them must match the searched criteria 12378 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12379 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12380 final T intentSelection = intentSelectionIter.next(); 12381 if (intentSelection != null && intentSelection.equals(searchAction)) { 12382 selectionFound = true; 12383 break; 12384 } 12385 } 12386 12387 // the selection criteria wasn't found in this filter's set; this filter 12388 // is not a potential match 12389 if (!selectionFound) { 12390 intentIter.remove(); 12391 } 12392 } 12393 } 12394 } 12395 12396 private boolean isProtectedAction(ActivityIntentInfo filter) { 12397 final Iterator<String> actionsIter = filter.actionsIterator(); 12398 while (actionsIter != null && actionsIter.hasNext()) { 12399 final String filterAction = actionsIter.next(); 12400 if (PROTECTED_ACTIONS.contains(filterAction)) { 12401 return true; 12402 } 12403 } 12404 return false; 12405 } 12406 12407 /** 12408 * Adjusts the priority of the given intent filter according to policy. 12409 * <p> 12410 * <ul> 12411 * <li>The priority for non privileged applications is capped to '0'</li> 12412 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12413 * <li>The priority for unbundled updates to privileged applications is capped to the 12414 * priority defined on the system partition</li> 12415 * </ul> 12416 * <p> 12417 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12418 * allowed to obtain any priority on any action. 12419 */ 12420 private void adjustPriority( 12421 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12422 // nothing to do; priority is fine as-is 12423 if (intent.getPriority() <= 0) { 12424 return; 12425 } 12426 12427 final ActivityInfo activityInfo = intent.activity.info; 12428 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12429 12430 final boolean privilegedApp = 12431 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12432 if (!privilegedApp) { 12433 // non-privileged applications can never define a priority >0 12434 if (DEBUG_FILTERS) { 12435 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12436 + " package: " + applicationInfo.packageName 12437 + " activity: " + intent.activity.className 12438 + " origPrio: " + intent.getPriority()); 12439 } 12440 intent.setPriority(0); 12441 return; 12442 } 12443 12444 if (systemActivities == null) { 12445 // the system package is not disabled; we're parsing the system partition 12446 if (isProtectedAction(intent)) { 12447 if (mDeferProtectedFilters) { 12448 // We can't deal with these just yet. No component should ever obtain a 12449 // >0 priority for a protected actions, with ONE exception -- the setup 12450 // wizard. The setup wizard, however, cannot be known until we're able to 12451 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12452 // until all intent filters have been processed. Chicken, meet egg. 12453 // Let the filter temporarily have a high priority and rectify the 12454 // priorities after all system packages have been scanned. 12455 mProtectedFilters.add(intent); 12456 if (DEBUG_FILTERS) { 12457 Slog.i(TAG, "Protected action; save for later;" 12458 + " package: " + applicationInfo.packageName 12459 + " activity: " + intent.activity.className 12460 + " origPrio: " + intent.getPriority()); 12461 } 12462 return; 12463 } else { 12464 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12465 Slog.i(TAG, "No setup wizard;" 12466 + " All protected intents capped to priority 0"); 12467 } 12468 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12469 if (DEBUG_FILTERS) { 12470 Slog.i(TAG, "Found setup wizard;" 12471 + " allow priority " + intent.getPriority() + ";" 12472 + " package: " + intent.activity.info.packageName 12473 + " activity: " + intent.activity.className 12474 + " priority: " + intent.getPriority()); 12475 } 12476 // setup wizard gets whatever it wants 12477 return; 12478 } 12479 if (DEBUG_FILTERS) { 12480 Slog.i(TAG, "Protected action; cap priority to 0;" 12481 + " package: " + intent.activity.info.packageName 12482 + " activity: " + intent.activity.className 12483 + " origPrio: " + intent.getPriority()); 12484 } 12485 intent.setPriority(0); 12486 return; 12487 } 12488 } 12489 // privileged apps on the system image get whatever priority they request 12490 return; 12491 } 12492 12493 // privileged app unbundled update ... try to find the same activity 12494 final PackageParser.Activity foundActivity = 12495 findMatchingActivity(systemActivities, activityInfo); 12496 if (foundActivity == null) { 12497 // this is a new activity; it cannot obtain >0 priority 12498 if (DEBUG_FILTERS) { 12499 Slog.i(TAG, "New activity; cap priority to 0;" 12500 + " package: " + applicationInfo.packageName 12501 + " activity: " + intent.activity.className 12502 + " origPrio: " + intent.getPriority()); 12503 } 12504 intent.setPriority(0); 12505 return; 12506 } 12507 12508 // found activity, now check for filter equivalence 12509 12510 // a shallow copy is enough; we modify the list, not its contents 12511 final List<ActivityIntentInfo> intentListCopy = 12512 new ArrayList<>(foundActivity.intents); 12513 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12514 12515 // find matching action subsets 12516 final Iterator<String> actionsIterator = intent.actionsIterator(); 12517 if (actionsIterator != null) { 12518 getIntentListSubset( 12519 intentListCopy, new ActionIterGenerator(), actionsIterator); 12520 if (intentListCopy.size() == 0) { 12521 // no more intents to match; we're not equivalent 12522 if (DEBUG_FILTERS) { 12523 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12524 + " package: " + applicationInfo.packageName 12525 + " activity: " + intent.activity.className 12526 + " origPrio: " + intent.getPriority()); 12527 } 12528 intent.setPriority(0); 12529 return; 12530 } 12531 } 12532 12533 // find matching category subsets 12534 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12535 if (categoriesIterator != null) { 12536 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12537 categoriesIterator); 12538 if (intentListCopy.size() == 0) { 12539 // no more intents to match; we're not equivalent 12540 if (DEBUG_FILTERS) { 12541 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12542 + " package: " + applicationInfo.packageName 12543 + " activity: " + intent.activity.className 12544 + " origPrio: " + intent.getPriority()); 12545 } 12546 intent.setPriority(0); 12547 return; 12548 } 12549 } 12550 12551 // find matching schemes subsets 12552 final Iterator<String> schemesIterator = intent.schemesIterator(); 12553 if (schemesIterator != null) { 12554 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12555 schemesIterator); 12556 if (intentListCopy.size() == 0) { 12557 // no more intents to match; we're not equivalent 12558 if (DEBUG_FILTERS) { 12559 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12560 + " package: " + applicationInfo.packageName 12561 + " activity: " + intent.activity.className 12562 + " origPrio: " + intent.getPriority()); 12563 } 12564 intent.setPriority(0); 12565 return; 12566 } 12567 } 12568 12569 // find matching authorities subsets 12570 final Iterator<IntentFilter.AuthorityEntry> 12571 authoritiesIterator = intent.authoritiesIterator(); 12572 if (authoritiesIterator != null) { 12573 getIntentListSubset(intentListCopy, 12574 new AuthoritiesIterGenerator(), 12575 authoritiesIterator); 12576 if (intentListCopy.size() == 0) { 12577 // no more intents to match; we're not equivalent 12578 if (DEBUG_FILTERS) { 12579 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12580 + " package: " + applicationInfo.packageName 12581 + " activity: " + intent.activity.className 12582 + " origPrio: " + intent.getPriority()); 12583 } 12584 intent.setPriority(0); 12585 return; 12586 } 12587 } 12588 12589 // we found matching filter(s); app gets the max priority of all intents 12590 int cappedPriority = 0; 12591 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12592 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12593 } 12594 if (intent.getPriority() > cappedPriority) { 12595 if (DEBUG_FILTERS) { 12596 Slog.i(TAG, "Found matching filter(s);" 12597 + " cap priority to " + cappedPriority + ";" 12598 + " package: " + applicationInfo.packageName 12599 + " activity: " + intent.activity.className 12600 + " origPrio: " + intent.getPriority()); 12601 } 12602 intent.setPriority(cappedPriority); 12603 return; 12604 } 12605 // all this for nothing; the requested priority was <= what was on the system 12606 } 12607 12608 public final void addActivity(PackageParser.Activity a, String type) { 12609 mActivities.put(a.getComponentName(), a); 12610 if (DEBUG_SHOW_INFO) 12611 Log.v( 12612 TAG, " " + type + " " + 12613 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12614 if (DEBUG_SHOW_INFO) 12615 Log.v(TAG, " Class=" + a.info.name); 12616 final int NI = a.intents.size(); 12617 for (int j=0; j<NI; j++) { 12618 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12619 if ("activity".equals(type)) { 12620 final PackageSetting ps = 12621 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12622 final List<PackageParser.Activity> systemActivities = 12623 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12624 adjustPriority(systemActivities, intent); 12625 } 12626 if (DEBUG_SHOW_INFO) { 12627 Log.v(TAG, " IntentFilter:"); 12628 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12629 } 12630 if (!intent.debugCheck()) { 12631 Log.w(TAG, "==> For Activity " + a.info.name); 12632 } 12633 addFilter(intent); 12634 } 12635 } 12636 12637 public final void removeActivity(PackageParser.Activity a, String type) { 12638 mActivities.remove(a.getComponentName()); 12639 if (DEBUG_SHOW_INFO) { 12640 Log.v(TAG, " " + type + " " 12641 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12642 : a.info.name) + ":"); 12643 Log.v(TAG, " Class=" + a.info.name); 12644 } 12645 final int NI = a.intents.size(); 12646 for (int j=0; j<NI; j++) { 12647 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12648 if (DEBUG_SHOW_INFO) { 12649 Log.v(TAG, " IntentFilter:"); 12650 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12651 } 12652 removeFilter(intent); 12653 } 12654 } 12655 12656 @Override 12657 protected boolean allowFilterResult( 12658 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12659 ActivityInfo filterAi = filter.activity.info; 12660 for (int i=dest.size()-1; i>=0; i--) { 12661 ActivityInfo destAi = dest.get(i).activityInfo; 12662 if (destAi.name == filterAi.name 12663 && destAi.packageName == filterAi.packageName) { 12664 return false; 12665 } 12666 } 12667 return true; 12668 } 12669 12670 @Override 12671 protected ActivityIntentInfo[] newArray(int size) { 12672 return new ActivityIntentInfo[size]; 12673 } 12674 12675 @Override 12676 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12677 if (!sUserManager.exists(userId)) return true; 12678 PackageParser.Package p = filter.activity.owner; 12679 if (p != null) { 12680 PackageSetting ps = (PackageSetting)p.mExtras; 12681 if (ps != null) { 12682 // System apps are never considered stopped for purposes of 12683 // filtering, because there may be no way for the user to 12684 // actually re-launch them. 12685 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12686 && ps.getStopped(userId); 12687 } 12688 } 12689 return false; 12690 } 12691 12692 @Override 12693 protected boolean isPackageForFilter(String packageName, 12694 PackageParser.ActivityIntentInfo info) { 12695 return packageName.equals(info.activity.owner.packageName); 12696 } 12697 12698 @Override 12699 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12700 int match, int userId) { 12701 if (!sUserManager.exists(userId)) return null; 12702 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12703 return null; 12704 } 12705 final PackageParser.Activity activity = info.activity; 12706 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12707 if (ps == null) { 12708 return null; 12709 } 12710 final PackageUserState userState = ps.readUserState(userId); 12711 ActivityInfo ai = 12712 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12713 if (ai == null) { 12714 return null; 12715 } 12716 final boolean matchExplicitlyVisibleOnly = 12717 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12718 final boolean matchVisibleToInstantApp = 12719 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12720 final boolean componentVisible = 12721 matchVisibleToInstantApp 12722 && info.isVisibleToInstantApp() 12723 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12724 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12725 // throw out filters that aren't visible to ephemeral apps 12726 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12727 return null; 12728 } 12729 // throw out instant app filters if we're not explicitly requesting them 12730 if (!matchInstantApp && userState.instantApp) { 12731 return null; 12732 } 12733 // throw out instant app filters if updates are available; will trigger 12734 // instant app resolution 12735 if (userState.instantApp && ps.isUpdateAvailable()) { 12736 return null; 12737 } 12738 final ResolveInfo res = new ResolveInfo(); 12739 res.activityInfo = ai; 12740 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12741 res.filter = info; 12742 } 12743 if (info != null) { 12744 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12745 } 12746 res.priority = info.getPriority(); 12747 res.preferredOrder = activity.owner.mPreferredOrder; 12748 //System.out.println("Result: " + res.activityInfo.className + 12749 // " = " + res.priority); 12750 res.match = match; 12751 res.isDefault = info.hasDefault; 12752 res.labelRes = info.labelRes; 12753 res.nonLocalizedLabel = info.nonLocalizedLabel; 12754 if (userNeedsBadging(userId)) { 12755 res.noResourceId = true; 12756 } else { 12757 res.icon = info.icon; 12758 } 12759 res.iconResourceId = info.icon; 12760 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12761 res.isInstantAppAvailable = userState.instantApp; 12762 return res; 12763 } 12764 12765 @Override 12766 protected void sortResults(List<ResolveInfo> results) { 12767 Collections.sort(results, mResolvePrioritySorter); 12768 } 12769 12770 @Override 12771 protected void dumpFilter(PrintWriter out, String prefix, 12772 PackageParser.ActivityIntentInfo filter) { 12773 out.print(prefix); out.print( 12774 Integer.toHexString(System.identityHashCode(filter.activity))); 12775 out.print(' '); 12776 filter.activity.printComponentShortName(out); 12777 out.print(" filter "); 12778 out.println(Integer.toHexString(System.identityHashCode(filter))); 12779 } 12780 12781 @Override 12782 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12783 return filter.activity; 12784 } 12785 12786 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12787 PackageParser.Activity activity = (PackageParser.Activity)label; 12788 out.print(prefix); out.print( 12789 Integer.toHexString(System.identityHashCode(activity))); 12790 out.print(' '); 12791 activity.printComponentShortName(out); 12792 if (count > 1) { 12793 out.print(" ("); out.print(count); out.print(" filters)"); 12794 } 12795 out.println(); 12796 } 12797 12798 // Keys are String (activity class name), values are Activity. 12799 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12800 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12801 private int mFlags; 12802 } 12803 12804 private final class ServiceIntentResolver 12805 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12806 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12807 boolean defaultOnly, int userId) { 12808 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12809 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12810 } 12811 12812 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12813 int userId) { 12814 if (!sUserManager.exists(userId)) return null; 12815 mFlags = flags; 12816 return super.queryIntent(intent, resolvedType, 12817 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12818 userId); 12819 } 12820 12821 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12822 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12823 if (!sUserManager.exists(userId)) return null; 12824 if (packageServices == null) { 12825 return null; 12826 } 12827 mFlags = flags; 12828 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12829 final int N = packageServices.size(); 12830 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12831 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12832 12833 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12834 for (int i = 0; i < N; ++i) { 12835 intentFilters = packageServices.get(i).intents; 12836 if (intentFilters != null && intentFilters.size() > 0) { 12837 PackageParser.ServiceIntentInfo[] array = 12838 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12839 intentFilters.toArray(array); 12840 listCut.add(array); 12841 } 12842 } 12843 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12844 } 12845 12846 public final void addService(PackageParser.Service s) { 12847 mServices.put(s.getComponentName(), s); 12848 if (DEBUG_SHOW_INFO) { 12849 Log.v(TAG, " " 12850 + (s.info.nonLocalizedLabel != null 12851 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12852 Log.v(TAG, " Class=" + s.info.name); 12853 } 12854 final int NI = s.intents.size(); 12855 int j; 12856 for (j=0; j<NI; j++) { 12857 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12858 if (DEBUG_SHOW_INFO) { 12859 Log.v(TAG, " IntentFilter:"); 12860 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12861 } 12862 if (!intent.debugCheck()) { 12863 Log.w(TAG, "==> For Service " + s.info.name); 12864 } 12865 addFilter(intent); 12866 } 12867 } 12868 12869 public final void removeService(PackageParser.Service s) { 12870 mServices.remove(s.getComponentName()); 12871 if (DEBUG_SHOW_INFO) { 12872 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12873 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12874 Log.v(TAG, " Class=" + s.info.name); 12875 } 12876 final int NI = s.intents.size(); 12877 int j; 12878 for (j=0; j<NI; j++) { 12879 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12880 if (DEBUG_SHOW_INFO) { 12881 Log.v(TAG, " IntentFilter:"); 12882 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12883 } 12884 removeFilter(intent); 12885 } 12886 } 12887 12888 @Override 12889 protected boolean allowFilterResult( 12890 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12891 ServiceInfo filterSi = filter.service.info; 12892 for (int i=dest.size()-1; i>=0; i--) { 12893 ServiceInfo destAi = dest.get(i).serviceInfo; 12894 if (destAi.name == filterSi.name 12895 && destAi.packageName == filterSi.packageName) { 12896 return false; 12897 } 12898 } 12899 return true; 12900 } 12901 12902 @Override 12903 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12904 return new PackageParser.ServiceIntentInfo[size]; 12905 } 12906 12907 @Override 12908 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12909 if (!sUserManager.exists(userId)) return true; 12910 PackageParser.Package p = filter.service.owner; 12911 if (p != null) { 12912 PackageSetting ps = (PackageSetting)p.mExtras; 12913 if (ps != null) { 12914 // System apps are never considered stopped for purposes of 12915 // filtering, because there may be no way for the user to 12916 // actually re-launch them. 12917 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12918 && ps.getStopped(userId); 12919 } 12920 } 12921 return false; 12922 } 12923 12924 @Override 12925 protected boolean isPackageForFilter(String packageName, 12926 PackageParser.ServiceIntentInfo info) { 12927 return packageName.equals(info.service.owner.packageName); 12928 } 12929 12930 @Override 12931 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12932 int match, int userId) { 12933 if (!sUserManager.exists(userId)) return null; 12934 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12935 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12936 return null; 12937 } 12938 final PackageParser.Service service = info.service; 12939 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12940 if (ps == null) { 12941 return null; 12942 } 12943 final PackageUserState userState = ps.readUserState(userId); 12944 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12945 userState, userId); 12946 if (si == null) { 12947 return null; 12948 } 12949 final boolean matchVisibleToInstantApp = 12950 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12951 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12952 // throw out filters that aren't visible to ephemeral apps 12953 if (matchVisibleToInstantApp 12954 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12955 return null; 12956 } 12957 // throw out ephemeral filters if we're not explicitly requesting them 12958 if (!isInstantApp && userState.instantApp) { 12959 return null; 12960 } 12961 // throw out instant app filters if updates are available; will trigger 12962 // instant app resolution 12963 if (userState.instantApp && ps.isUpdateAvailable()) { 12964 return null; 12965 } 12966 final ResolveInfo res = new ResolveInfo(); 12967 res.serviceInfo = si; 12968 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12969 res.filter = filter; 12970 } 12971 res.priority = info.getPriority(); 12972 res.preferredOrder = service.owner.mPreferredOrder; 12973 res.match = match; 12974 res.isDefault = info.hasDefault; 12975 res.labelRes = info.labelRes; 12976 res.nonLocalizedLabel = info.nonLocalizedLabel; 12977 res.icon = info.icon; 12978 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12979 return res; 12980 } 12981 12982 @Override 12983 protected void sortResults(List<ResolveInfo> results) { 12984 Collections.sort(results, mResolvePrioritySorter); 12985 } 12986 12987 @Override 12988 protected void dumpFilter(PrintWriter out, String prefix, 12989 PackageParser.ServiceIntentInfo filter) { 12990 out.print(prefix); out.print( 12991 Integer.toHexString(System.identityHashCode(filter.service))); 12992 out.print(' '); 12993 filter.service.printComponentShortName(out); 12994 out.print(" filter "); 12995 out.print(Integer.toHexString(System.identityHashCode(filter))); 12996 if (filter.service.info.permission != null) { 12997 out.print(" permission "); out.println(filter.service.info.permission); 12998 } else { 12999 out.println(); 13000 } 13001 } 13002 13003 @Override 13004 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 13005 return filter.service; 13006 } 13007 13008 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13009 PackageParser.Service service = (PackageParser.Service)label; 13010 out.print(prefix); out.print( 13011 Integer.toHexString(System.identityHashCode(service))); 13012 out.print(' '); 13013 service.printComponentShortName(out); 13014 if (count > 1) { 13015 out.print(" ("); out.print(count); out.print(" filters)"); 13016 } 13017 out.println(); 13018 } 13019 13020// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 13021// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 13022// final List<ResolveInfo> retList = Lists.newArrayList(); 13023// while (i.hasNext()) { 13024// final ResolveInfo resolveInfo = (ResolveInfo) i; 13025// if (isEnabledLP(resolveInfo.serviceInfo)) { 13026// retList.add(resolveInfo); 13027// } 13028// } 13029// return retList; 13030// } 13031 13032 // Keys are String (activity class name), values are Activity. 13033 private final ArrayMap<ComponentName, PackageParser.Service> mServices 13034 = new ArrayMap<ComponentName, PackageParser.Service>(); 13035 private int mFlags; 13036 } 13037 13038 private final class ProviderIntentResolver 13039 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 13040 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13041 boolean defaultOnly, int userId) { 13042 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13043 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13044 } 13045 13046 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13047 int userId) { 13048 if (!sUserManager.exists(userId)) 13049 return null; 13050 mFlags = flags; 13051 return super.queryIntent(intent, resolvedType, 13052 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13053 userId); 13054 } 13055 13056 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13057 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 13058 if (!sUserManager.exists(userId)) 13059 return null; 13060 if (packageProviders == null) { 13061 return null; 13062 } 13063 mFlags = flags; 13064 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 13065 final int N = packageProviders.size(); 13066 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 13067 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 13068 13069 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 13070 for (int i = 0; i < N; ++i) { 13071 intentFilters = packageProviders.get(i).intents; 13072 if (intentFilters != null && intentFilters.size() > 0) { 13073 PackageParser.ProviderIntentInfo[] array = 13074 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 13075 intentFilters.toArray(array); 13076 listCut.add(array); 13077 } 13078 } 13079 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13080 } 13081 13082 public final void addProvider(PackageParser.Provider p) { 13083 if (mProviders.containsKey(p.getComponentName())) { 13084 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13085 return; 13086 } 13087 13088 mProviders.put(p.getComponentName(), p); 13089 if (DEBUG_SHOW_INFO) { 13090 Log.v(TAG, " " 13091 + (p.info.nonLocalizedLabel != null 13092 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13093 Log.v(TAG, " Class=" + p.info.name); 13094 } 13095 final int NI = p.intents.size(); 13096 int j; 13097 for (j = 0; j < NI; j++) { 13098 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13099 if (DEBUG_SHOW_INFO) { 13100 Log.v(TAG, " IntentFilter:"); 13101 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13102 } 13103 if (!intent.debugCheck()) { 13104 Log.w(TAG, "==> For Provider " + p.info.name); 13105 } 13106 addFilter(intent); 13107 } 13108 } 13109 13110 public final void removeProvider(PackageParser.Provider p) { 13111 mProviders.remove(p.getComponentName()); 13112 if (DEBUG_SHOW_INFO) { 13113 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13114 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13115 Log.v(TAG, " Class=" + p.info.name); 13116 } 13117 final int NI = p.intents.size(); 13118 int j; 13119 for (j = 0; j < NI; j++) { 13120 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13121 if (DEBUG_SHOW_INFO) { 13122 Log.v(TAG, " IntentFilter:"); 13123 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13124 } 13125 removeFilter(intent); 13126 } 13127 } 13128 13129 @Override 13130 protected boolean allowFilterResult( 13131 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13132 ProviderInfo filterPi = filter.provider.info; 13133 for (int i = dest.size() - 1; i >= 0; i--) { 13134 ProviderInfo destPi = dest.get(i).providerInfo; 13135 if (destPi.name == filterPi.name 13136 && destPi.packageName == filterPi.packageName) { 13137 return false; 13138 } 13139 } 13140 return true; 13141 } 13142 13143 @Override 13144 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13145 return new PackageParser.ProviderIntentInfo[size]; 13146 } 13147 13148 @Override 13149 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13150 if (!sUserManager.exists(userId)) 13151 return true; 13152 PackageParser.Package p = filter.provider.owner; 13153 if (p != null) { 13154 PackageSetting ps = (PackageSetting) p.mExtras; 13155 if (ps != null) { 13156 // System apps are never considered stopped for purposes of 13157 // filtering, because there may be no way for the user to 13158 // actually re-launch them. 13159 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13160 && ps.getStopped(userId); 13161 } 13162 } 13163 return false; 13164 } 13165 13166 @Override 13167 protected boolean isPackageForFilter(String packageName, 13168 PackageParser.ProviderIntentInfo info) { 13169 return packageName.equals(info.provider.owner.packageName); 13170 } 13171 13172 @Override 13173 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13174 int match, int userId) { 13175 if (!sUserManager.exists(userId)) 13176 return null; 13177 final PackageParser.ProviderIntentInfo info = filter; 13178 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13179 return null; 13180 } 13181 final PackageParser.Provider provider = info.provider; 13182 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13183 if (ps == null) { 13184 return null; 13185 } 13186 final PackageUserState userState = ps.readUserState(userId); 13187 final boolean matchVisibleToInstantApp = 13188 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13189 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13190 // throw out filters that aren't visible to instant applications 13191 if (matchVisibleToInstantApp 13192 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13193 return null; 13194 } 13195 // throw out instant application filters if we're not explicitly requesting them 13196 if (!isInstantApp && userState.instantApp) { 13197 return null; 13198 } 13199 // throw out instant application filters if updates are available; will trigger 13200 // instant application resolution 13201 if (userState.instantApp && ps.isUpdateAvailable()) { 13202 return null; 13203 } 13204 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13205 userState, userId); 13206 if (pi == null) { 13207 return null; 13208 } 13209 final ResolveInfo res = new ResolveInfo(); 13210 res.providerInfo = pi; 13211 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13212 res.filter = filter; 13213 } 13214 res.priority = info.getPriority(); 13215 res.preferredOrder = provider.owner.mPreferredOrder; 13216 res.match = match; 13217 res.isDefault = info.hasDefault; 13218 res.labelRes = info.labelRes; 13219 res.nonLocalizedLabel = info.nonLocalizedLabel; 13220 res.icon = info.icon; 13221 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13222 return res; 13223 } 13224 13225 @Override 13226 protected void sortResults(List<ResolveInfo> results) { 13227 Collections.sort(results, mResolvePrioritySorter); 13228 } 13229 13230 @Override 13231 protected void dumpFilter(PrintWriter out, String prefix, 13232 PackageParser.ProviderIntentInfo filter) { 13233 out.print(prefix); 13234 out.print( 13235 Integer.toHexString(System.identityHashCode(filter.provider))); 13236 out.print(' '); 13237 filter.provider.printComponentShortName(out); 13238 out.print(" filter "); 13239 out.println(Integer.toHexString(System.identityHashCode(filter))); 13240 } 13241 13242 @Override 13243 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13244 return filter.provider; 13245 } 13246 13247 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13248 PackageParser.Provider provider = (PackageParser.Provider)label; 13249 out.print(prefix); out.print( 13250 Integer.toHexString(System.identityHashCode(provider))); 13251 out.print(' '); 13252 provider.printComponentShortName(out); 13253 if (count > 1) { 13254 out.print(" ("); out.print(count); out.print(" filters)"); 13255 } 13256 out.println(); 13257 } 13258 13259 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13260 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13261 private int mFlags; 13262 } 13263 13264 static final class InstantAppIntentResolver 13265 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13266 AuxiliaryResolveInfo.AuxiliaryFilter> { 13267 /** 13268 * The result that has the highest defined order. Ordering applies on a 13269 * per-package basis. Mapping is from package name to Pair of order and 13270 * EphemeralResolveInfo. 13271 * <p> 13272 * NOTE: This is implemented as a field variable for convenience and efficiency. 13273 * By having a field variable, we're able to track filter ordering as soon as 13274 * a non-zero order is defined. Otherwise, multiple loops across the result set 13275 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13276 * this needs to be contained entirely within {@link #filterResults}. 13277 */ 13278 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13279 13280 @Override 13281 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13282 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13283 } 13284 13285 @Override 13286 protected boolean isPackageForFilter(String packageName, 13287 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13288 return true; 13289 } 13290 13291 @Override 13292 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13293 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13294 if (!sUserManager.exists(userId)) { 13295 return null; 13296 } 13297 final String packageName = responseObj.resolveInfo.getPackageName(); 13298 final Integer order = responseObj.getOrder(); 13299 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13300 mOrderResult.get(packageName); 13301 // ordering is enabled and this item's order isn't high enough 13302 if (lastOrderResult != null && lastOrderResult.first >= order) { 13303 return null; 13304 } 13305 final InstantAppResolveInfo res = responseObj.resolveInfo; 13306 if (order > 0) { 13307 // non-zero order, enable ordering 13308 mOrderResult.put(packageName, new Pair<>(order, res)); 13309 } 13310 return responseObj; 13311 } 13312 13313 @Override 13314 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13315 // only do work if ordering is enabled [most of the time it won't be] 13316 if (mOrderResult.size() == 0) { 13317 return; 13318 } 13319 int resultSize = results.size(); 13320 for (int i = 0; i < resultSize; i++) { 13321 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13322 final String packageName = info.getPackageName(); 13323 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13324 if (savedInfo == null) { 13325 // package doesn't having ordering 13326 continue; 13327 } 13328 if (savedInfo.second == info) { 13329 // circled back to the highest ordered item; remove from order list 13330 mOrderResult.remove(packageName); 13331 if (mOrderResult.size() == 0) { 13332 // no more ordered items 13333 break; 13334 } 13335 continue; 13336 } 13337 // item has a worse order, remove it from the result list 13338 results.remove(i); 13339 resultSize--; 13340 i--; 13341 } 13342 } 13343 } 13344 13345 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13346 new Comparator<ResolveInfo>() { 13347 public int compare(ResolveInfo r1, ResolveInfo r2) { 13348 int v1 = r1.priority; 13349 int v2 = r2.priority; 13350 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13351 if (v1 != v2) { 13352 return (v1 > v2) ? -1 : 1; 13353 } 13354 v1 = r1.preferredOrder; 13355 v2 = r2.preferredOrder; 13356 if (v1 != v2) { 13357 return (v1 > v2) ? -1 : 1; 13358 } 13359 if (r1.isDefault != r2.isDefault) { 13360 return r1.isDefault ? -1 : 1; 13361 } 13362 v1 = r1.match; 13363 v2 = r2.match; 13364 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13365 if (v1 != v2) { 13366 return (v1 > v2) ? -1 : 1; 13367 } 13368 if (r1.system != r2.system) { 13369 return r1.system ? -1 : 1; 13370 } 13371 if (r1.activityInfo != null) { 13372 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13373 } 13374 if (r1.serviceInfo != null) { 13375 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13376 } 13377 if (r1.providerInfo != null) { 13378 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13379 } 13380 return 0; 13381 } 13382 }; 13383 13384 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13385 new Comparator<ProviderInfo>() { 13386 public int compare(ProviderInfo p1, ProviderInfo p2) { 13387 final int v1 = p1.initOrder; 13388 final int v2 = p2.initOrder; 13389 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13390 } 13391 }; 13392 13393 @Override 13394 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13395 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13396 final int[] userIds, int[] instantUserIds) { 13397 mHandler.post(new Runnable() { 13398 @Override 13399 public void run() { 13400 try { 13401 final IActivityManager am = ActivityManager.getService(); 13402 if (am == null) return; 13403 final int[] resolvedUserIds; 13404 if (userIds == null) { 13405 resolvedUserIds = am.getRunningUserIds(); 13406 } else { 13407 resolvedUserIds = userIds; 13408 } 13409 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13410 resolvedUserIds, false); 13411 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13412 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13413 instantUserIds, true); 13414 } 13415 } catch (RemoteException ex) { 13416 } 13417 } 13418 }); 13419 } 13420 13421 @Override 13422 public void notifyPackageAdded(String packageName) { 13423 final PackageListObserver[] observers; 13424 synchronized (mPackages) { 13425 if (mPackageListObservers.size() == 0) { 13426 return; 13427 } 13428 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13429 } 13430 for (int i = observers.length - 1; i >= 0; --i) { 13431 observers[i].onPackageAdded(packageName); 13432 } 13433 } 13434 13435 @Override 13436 public void notifyPackageRemoved(String packageName) { 13437 final PackageListObserver[] observers; 13438 synchronized (mPackages) { 13439 if (mPackageListObservers.size() == 0) { 13440 return; 13441 } 13442 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13443 } 13444 for (int i = observers.length - 1; i >= 0; --i) { 13445 observers[i].onPackageRemoved(packageName); 13446 } 13447 } 13448 13449 /** 13450 * Sends a broadcast for the given action. 13451 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13452 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13453 * the system and applications allowed to see instant applications to receive package 13454 * lifecycle events for instant applications. 13455 */ 13456 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13457 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13458 int[] userIds, boolean isInstantApp) 13459 throws RemoteException { 13460 for (int id : userIds) { 13461 final Intent intent = new Intent(action, 13462 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13463 final String[] requiredPermissions = 13464 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13465 if (extras != null) { 13466 intent.putExtras(extras); 13467 } 13468 if (targetPkg != null) { 13469 intent.setPackage(targetPkg); 13470 } 13471 // Modify the UID when posting to other users 13472 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13473 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13474 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13475 intent.putExtra(Intent.EXTRA_UID, uid); 13476 } 13477 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13478 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13479 if (DEBUG_BROADCASTS) { 13480 RuntimeException here = new RuntimeException("here"); 13481 here.fillInStackTrace(); 13482 Slog.d(TAG, "Sending to user " + id + ": " 13483 + intent.toShortString(false, true, false, false) 13484 + " " + intent.getExtras(), here); 13485 } 13486 am.broadcastIntent(null, intent, null, finishedReceiver, 13487 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13488 null, finishedReceiver != null, false, id); 13489 } 13490 } 13491 13492 /** 13493 * Check if the external storage media is available. This is true if there 13494 * is a mounted external storage medium or if the external storage is 13495 * emulated. 13496 */ 13497 private boolean isExternalMediaAvailable() { 13498 return mMediaMounted || Environment.isExternalStorageEmulated(); 13499 } 13500 13501 @Override 13502 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13503 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13504 return null; 13505 } 13506 if (!isExternalMediaAvailable()) { 13507 // If the external storage is no longer mounted at this point, 13508 // the caller may not have been able to delete all of this 13509 // packages files and can not delete any more. Bail. 13510 return null; 13511 } 13512 synchronized (mPackages) { 13513 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13514 if (lastPackage != null) { 13515 pkgs.remove(lastPackage); 13516 } 13517 if (pkgs.size() > 0) { 13518 return pkgs.get(0); 13519 } 13520 } 13521 return null; 13522 } 13523 13524 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13525 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13526 userId, andCode ? 1 : 0, packageName); 13527 if (mSystemReady) { 13528 msg.sendToTarget(); 13529 } else { 13530 if (mPostSystemReadyMessages == null) { 13531 mPostSystemReadyMessages = new ArrayList<>(); 13532 } 13533 mPostSystemReadyMessages.add(msg); 13534 } 13535 } 13536 13537 void startCleaningPackages() { 13538 // reader 13539 if (!isExternalMediaAvailable()) { 13540 return; 13541 } 13542 synchronized (mPackages) { 13543 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13544 return; 13545 } 13546 } 13547 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13548 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13549 IActivityManager am = ActivityManager.getService(); 13550 if (am != null) { 13551 int dcsUid = -1; 13552 synchronized (mPackages) { 13553 if (!mDefaultContainerWhitelisted) { 13554 mDefaultContainerWhitelisted = true; 13555 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13556 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13557 } 13558 } 13559 try { 13560 if (dcsUid > 0) { 13561 am.backgroundWhitelistUid(dcsUid); 13562 } 13563 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13564 UserHandle.USER_SYSTEM); 13565 } catch (RemoteException e) { 13566 } 13567 } 13568 } 13569 13570 /** 13571 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13572 * it is acting on behalf on an enterprise or the user). 13573 * 13574 * Note that the ordering of the conditionals in this method is important. The checks we perform 13575 * are as follows, in this order: 13576 * 13577 * 1) If the install is being performed by a system app, we can trust the app to have set the 13578 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13579 * what it is. 13580 * 2) If the install is being performed by a device or profile owner app, the install reason 13581 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13582 * set the install reason correctly. If the app targets an older SDK version where install 13583 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13584 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13585 * 3) In all other cases, the install is being performed by a regular app that is neither part 13586 * of the system nor a device or profile owner. We have no reason to believe that this app is 13587 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13588 * set to enterprise policy and if so, change it to unknown instead. 13589 */ 13590 private int fixUpInstallReason(String installerPackageName, int installerUid, 13591 int installReason) { 13592 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13593 == PERMISSION_GRANTED) { 13594 // If the install is being performed by a system app, we trust that app to have set the 13595 // install reason correctly. 13596 return installReason; 13597 } 13598 13599 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13600 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13601 if (dpm != null) { 13602 ComponentName owner = null; 13603 try { 13604 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13605 if (owner == null) { 13606 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13607 } 13608 } catch (RemoteException e) { 13609 } 13610 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13611 // If the install is being performed by a device or profile owner, the install 13612 // reason should be enterprise policy. 13613 return PackageManager.INSTALL_REASON_POLICY; 13614 } 13615 } 13616 13617 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13618 // If the install is being performed by a regular app (i.e. neither system app nor 13619 // device or profile owner), we have no reason to believe that the app is acting on 13620 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13621 // change it to unknown instead. 13622 return PackageManager.INSTALL_REASON_UNKNOWN; 13623 } 13624 13625 // If the install is being performed by a regular app and the install reason was set to any 13626 // value but enterprise policy, leave the install reason unchanged. 13627 return installReason; 13628 } 13629 13630 void installStage(String packageName, File stagedDir, 13631 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13632 String installerPackageName, int installerUid, UserHandle user, 13633 PackageParser.SigningDetails signingDetails) { 13634 if (DEBUG_INSTANT) { 13635 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13636 Slog.d(TAG, "Ephemeral install of " + packageName); 13637 } 13638 } 13639 final VerificationInfo verificationInfo = new VerificationInfo( 13640 sessionParams.originatingUri, sessionParams.referrerUri, 13641 sessionParams.originatingUid, installerUid); 13642 13643 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13644 13645 final Message msg = mHandler.obtainMessage(INIT_COPY); 13646 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13647 sessionParams.installReason); 13648 final InstallParams params = new InstallParams(origin, null, observer, 13649 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13650 verificationInfo, user, sessionParams.abiOverride, 13651 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13652 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13653 msg.obj = params; 13654 13655 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13656 System.identityHashCode(msg.obj)); 13657 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13658 System.identityHashCode(msg.obj)); 13659 13660 mHandler.sendMessage(msg); 13661 } 13662 13663 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13664 int userId) { 13665 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13666 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13667 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13668 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13669 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13670 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13671 13672 // Send a session commit broadcast 13673 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13674 info.installReason = pkgSetting.getInstallReason(userId); 13675 info.appPackageName = packageName; 13676 sendSessionCommitBroadcast(info, userId); 13677 } 13678 13679 @Override 13680 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13681 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13682 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13683 return; 13684 } 13685 Bundle extras = new Bundle(1); 13686 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13687 final int uid = UserHandle.getUid( 13688 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13689 extras.putInt(Intent.EXTRA_UID, uid); 13690 13691 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13692 packageName, extras, 0, null, null, userIds, instantUserIds); 13693 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13694 mHandler.post(() -> { 13695 for (int userId : userIds) { 13696 sendBootCompletedBroadcastToSystemApp( 13697 packageName, includeStopped, userId); 13698 } 13699 } 13700 ); 13701 } 13702 } 13703 13704 /** 13705 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13706 * automatically without needing an explicit launch. 13707 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13708 */ 13709 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13710 int userId) { 13711 // If user is not running, the app didn't miss any broadcast 13712 if (!mUserManagerInternal.isUserRunning(userId)) { 13713 return; 13714 } 13715 final IActivityManager am = ActivityManager.getService(); 13716 try { 13717 // Deliver LOCKED_BOOT_COMPLETED first 13718 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13719 .setPackage(packageName); 13720 if (includeStopped) { 13721 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13722 } 13723 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13724 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13725 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13726 13727 // Deliver BOOT_COMPLETED only if user is unlocked 13728 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13729 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13730 if (includeStopped) { 13731 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13732 } 13733 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13734 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13735 } 13736 } catch (RemoteException e) { 13737 throw e.rethrowFromSystemServer(); 13738 } 13739 } 13740 13741 @Override 13742 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13743 int userId) { 13744 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13745 PackageSetting pkgSetting; 13746 final int callingUid = Binder.getCallingUid(); 13747 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13748 true /* requireFullPermission */, true /* checkShell */, 13749 "setApplicationHiddenSetting for user " + userId); 13750 13751 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13752 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13753 return false; 13754 } 13755 13756 long callingId = Binder.clearCallingIdentity(); 13757 try { 13758 boolean sendAdded = false; 13759 boolean sendRemoved = false; 13760 // writer 13761 synchronized (mPackages) { 13762 pkgSetting = mSettings.mPackages.get(packageName); 13763 if (pkgSetting == null) { 13764 return false; 13765 } 13766 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13767 return false; 13768 } 13769 // Do not allow "android" is being disabled 13770 if ("android".equals(packageName)) { 13771 Slog.w(TAG, "Cannot hide package: android"); 13772 return false; 13773 } 13774 // Cannot hide static shared libs as they are considered 13775 // a part of the using app (emulating static linking). Also 13776 // static libs are installed always on internal storage. 13777 PackageParser.Package pkg = mPackages.get(packageName); 13778 if (pkg != null && pkg.staticSharedLibName != null) { 13779 Slog.w(TAG, "Cannot hide package: " + packageName 13780 + " providing static shared library: " 13781 + pkg.staticSharedLibName); 13782 return false; 13783 } 13784 // Only allow protected packages to hide themselves. 13785 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13786 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13787 Slog.w(TAG, "Not hiding protected package: " + packageName); 13788 return false; 13789 } 13790 13791 if (pkgSetting.getHidden(userId) != hidden) { 13792 pkgSetting.setHidden(hidden, userId); 13793 mSettings.writePackageRestrictionsLPr(userId); 13794 if (hidden) { 13795 sendRemoved = true; 13796 } else { 13797 sendAdded = true; 13798 } 13799 } 13800 } 13801 if (sendAdded) { 13802 sendPackageAddedForUser(packageName, pkgSetting, userId); 13803 return true; 13804 } 13805 if (sendRemoved) { 13806 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13807 "hiding pkg"); 13808 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13809 return true; 13810 } 13811 } finally { 13812 Binder.restoreCallingIdentity(callingId); 13813 } 13814 return false; 13815 } 13816 13817 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13818 int userId) { 13819 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13820 info.removedPackage = packageName; 13821 info.installerPackageName = pkgSetting.installerPackageName; 13822 info.removedUsers = new int[] {userId}; 13823 info.broadcastUsers = new int[] {userId}; 13824 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13825 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13826 } 13827 13828 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13829 if (pkgList.length > 0) { 13830 Bundle extras = new Bundle(1); 13831 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13832 13833 sendPackageBroadcast( 13834 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13835 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13836 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13837 new int[] {userId}, null); 13838 } 13839 } 13840 13841 /** 13842 * Returns true if application is not found or there was an error. Otherwise it returns 13843 * the hidden state of the package for the given user. 13844 */ 13845 @Override 13846 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13847 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13848 final int callingUid = Binder.getCallingUid(); 13849 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13850 true /* requireFullPermission */, false /* checkShell */, 13851 "getApplicationHidden for user " + userId); 13852 PackageSetting ps; 13853 long callingId = Binder.clearCallingIdentity(); 13854 try { 13855 // writer 13856 synchronized (mPackages) { 13857 ps = mSettings.mPackages.get(packageName); 13858 if (ps == null) { 13859 return true; 13860 } 13861 if (filterAppAccessLPr(ps, callingUid, userId)) { 13862 return true; 13863 } 13864 return ps.getHidden(userId); 13865 } 13866 } finally { 13867 Binder.restoreCallingIdentity(callingId); 13868 } 13869 } 13870 13871 /** 13872 * @hide 13873 */ 13874 @Override 13875 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13876 int installReason) { 13877 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13878 null); 13879 PackageSetting pkgSetting; 13880 final int callingUid = Binder.getCallingUid(); 13881 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13882 true /* requireFullPermission */, true /* checkShell */, 13883 "installExistingPackage for user " + userId); 13884 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13885 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13886 } 13887 13888 long callingId = Binder.clearCallingIdentity(); 13889 try { 13890 boolean installed = false; 13891 final boolean instantApp = 13892 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13893 final boolean fullApp = 13894 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13895 13896 // writer 13897 synchronized (mPackages) { 13898 pkgSetting = mSettings.mPackages.get(packageName); 13899 if (pkgSetting == null) { 13900 return PackageManager.INSTALL_FAILED_INVALID_URI; 13901 } 13902 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13903 // only allow the existing package to be used if it's installed as a full 13904 // application for at least one user 13905 boolean installAllowed = false; 13906 for (int checkUserId : sUserManager.getUserIds()) { 13907 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13908 if (installAllowed) { 13909 break; 13910 } 13911 } 13912 if (!installAllowed) { 13913 return PackageManager.INSTALL_FAILED_INVALID_URI; 13914 } 13915 } 13916 if (!pkgSetting.getInstalled(userId)) { 13917 pkgSetting.setInstalled(true, userId); 13918 pkgSetting.setHidden(false, userId); 13919 pkgSetting.setInstallReason(installReason, userId); 13920 mSettings.writePackageRestrictionsLPr(userId); 13921 mSettings.writeKernelMappingLPr(pkgSetting); 13922 installed = true; 13923 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13924 // upgrade app from instant to full; we don't allow app downgrade 13925 installed = true; 13926 } 13927 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13928 } 13929 13930 if (installed) { 13931 if (pkgSetting.pkg != null) { 13932 synchronized (mInstallLock) { 13933 // We don't need to freeze for a brand new install 13934 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13935 } 13936 } 13937 sendPackageAddedForUser(packageName, pkgSetting, userId); 13938 synchronized (mPackages) { 13939 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13940 } 13941 } 13942 } finally { 13943 Binder.restoreCallingIdentity(callingId); 13944 } 13945 13946 return PackageManager.INSTALL_SUCCEEDED; 13947 } 13948 13949 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13950 boolean instantApp, boolean fullApp) { 13951 // no state specified; do nothing 13952 if (!instantApp && !fullApp) { 13953 return; 13954 } 13955 if (userId != UserHandle.USER_ALL) { 13956 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13957 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13958 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13959 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13960 } 13961 } else { 13962 for (int currentUserId : sUserManager.getUserIds()) { 13963 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13964 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13965 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13966 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13967 } 13968 } 13969 } 13970 } 13971 13972 boolean isUserRestricted(int userId, String restrictionKey) { 13973 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13974 if (restrictions.getBoolean(restrictionKey, false)) { 13975 Log.w(TAG, "User is restricted: " + restrictionKey); 13976 return true; 13977 } 13978 return false; 13979 } 13980 13981 @Override 13982 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13983 PersistableBundle appExtras, PersistableBundle launcherExtras, String callingPackage, 13984 int userId) { 13985 try { 13986 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.SUSPEND_APPS, null); 13987 } catch (SecurityException e) { 13988 mContext.enforceCallingOrSelfPermission(Manifest.permission.MANAGE_USERS, 13989 "Callers need to have either " + Manifest.permission.SUSPEND_APPS + " or " 13990 + Manifest.permission.MANAGE_USERS); 13991 } 13992 final int callingUid = Binder.getCallingUid(); 13993 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13994 true /* requireFullPermission */, true /* checkShell */, 13995 "setPackagesSuspended for user " + userId); 13996 if (callingUid != Process.ROOT_UID && 13997 !UserHandle.isSameApp(getPackageUid(callingPackage, 0, userId), callingUid)) { 13998 throw new IllegalArgumentException("callingPackage " + callingPackage + " does not" 13999 + " belong to calling app id " + UserHandle.getAppId(callingUid)); 14000 } 14001 14002 if (ArrayUtils.isEmpty(packageNames)) { 14003 return packageNames; 14004 } 14005 14006 final List<String> changedPackagesList = new ArrayList<>(packageNames.length); 14007 final List<String> unactionedPackages = new ArrayList<>(packageNames.length); 14008 final long callingId = Binder.clearCallingIdentity(); 14009 try { 14010 synchronized (mPackages) { 14011 for (int i = 0; i < packageNames.length; i++) { 14012 final String packageName = packageNames[i]; 14013 if (callingPackage.equals(packageName)) { 14014 Slog.w(TAG, "Calling package: " + callingPackage + " trying to " 14015 + (suspended ? "" : "un") + "suspend itself. Ignoring"); 14016 unactionedPackages.add(packageName); 14017 continue; 14018 } 14019 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 14020 if (pkgSetting == null 14021 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 14022 Slog.w(TAG, "Could not find package setting for package \"" + packageName 14023 + "\". Skipping suspending/un-suspending."); 14024 unactionedPackages.add(packageName); 14025 continue; 14026 } 14027 if (pkgSetting.getSuspended(userId) != suspended) { 14028 if (!canSuspendPackageForUserLocked(packageName, userId)) { 14029 unactionedPackages.add(packageName); 14030 continue; 14031 } 14032 pkgSetting.setSuspended(suspended, callingPackage, appExtras, 14033 launcherExtras, userId); 14034 changedPackagesList.add(packageName); 14035 } 14036 } 14037 } 14038 } finally { 14039 Binder.restoreCallingIdentity(callingId); 14040 } 14041 if (!changedPackagesList.isEmpty()) { 14042 final String[] changedPackages = changedPackagesList.toArray( 14043 new String[changedPackagesList.size()]); 14044 sendPackagesSuspendedForUser(changedPackages, userId, suspended); 14045 sendMyPackageSuspendedOrUnsuspended(changedPackages, suspended, appExtras, userId); 14046 synchronized (mPackages) { 14047 scheduleWritePackageRestrictionsLocked(userId); 14048 } 14049 } 14050 14051 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 14052 } 14053 14054 @Override 14055 public PersistableBundle getSuspendedPackageAppExtras(String packageName, int userId) { 14056 final int callingUid = Binder.getCallingUid(); 14057 if (getPackageUid(packageName, 0, userId) != callingUid) { 14058 mContext.enforceCallingOrSelfPermission(Manifest.permission.SUSPEND_APPS, null); 14059 } 14060 synchronized (mPackages) { 14061 final PackageSetting ps = mSettings.mPackages.get(packageName); 14062 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14063 throw new IllegalArgumentException("Unknown target package: " + packageName); 14064 } 14065 final PackageUserState packageUserState = ps.readUserState(userId); 14066 if (packageUserState.suspended) { 14067 return packageUserState.suspendedAppExtras; 14068 } 14069 return null; 14070 } 14071 } 14072 14073 @Override 14074 public void setSuspendedPackageAppExtras(String packageName, PersistableBundle appExtras, 14075 int userId) { 14076 final int callingUid = Binder.getCallingUid(); 14077 mContext.enforceCallingOrSelfPermission(Manifest.permission.SUSPEND_APPS, null); 14078 synchronized (mPackages) { 14079 final PackageSetting ps = mSettings.mPackages.get(packageName); 14080 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14081 throw new IllegalArgumentException("Unknown target package: " + packageName); 14082 } 14083 final PackageUserState packageUserState = ps.readUserState(userId); 14084 if (packageUserState.suspended) { 14085 packageUserState.suspendedAppExtras = appExtras; 14086 sendMyPackageSuspendedOrUnsuspended(new String[] {packageName}, true, appExtras, 14087 userId); 14088 } 14089 } 14090 } 14091 14092 private void sendMyPackageSuspendedOrUnsuspended(String[] affectedPackages, boolean suspended, 14093 PersistableBundle appExtras, int userId) { 14094 final String action; 14095 final Bundle intentExtras = new Bundle(); 14096 if (suspended) { 14097 action = Intent.ACTION_MY_PACKAGE_SUSPENDED; 14098 if (appExtras != null) { 14099 final Bundle bundledAppExtras = new Bundle(appExtras.deepCopy()); 14100 intentExtras.putBundle(Intent.EXTRA_SUSPENDED_PACKAGE_EXTRAS, bundledAppExtras); 14101 } 14102 } else { 14103 action = Intent.ACTION_MY_PACKAGE_UNSUSPENDED; 14104 } 14105 mHandler.post(new Runnable() { 14106 @Override 14107 public void run() { 14108 try { 14109 final IActivityManager am = ActivityManager.getService(); 14110 if (am == null) { 14111 Slog.wtf(TAG, "IActivityManager null. Cannot send MY_PACKAGE_ " 14112 + (suspended ? "" : "UN") + "SUSPENDED broadcasts"); 14113 return; 14114 } 14115 final int[] targetUserIds = new int[] {userId}; 14116 for (String packageName : affectedPackages) { 14117 doSendBroadcast(am, action, null, intentExtras, 14118 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, packageName, null, 14119 targetUserIds, false); 14120 } 14121 } catch (RemoteException ex) { 14122 // Shouldn't happen as AMS is in the same process. 14123 } 14124 } 14125 }); 14126 } 14127 14128 @Override 14129 public boolean isPackageSuspendedForUser(String packageName, int userId) { 14130 final int callingUid = Binder.getCallingUid(); 14131 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14132 true /* requireFullPermission */, false /* checkShell */, 14133 "isPackageSuspendedForUser for user " + userId); 14134 if (getPackageUid(packageName, 0, userId) != callingUid) { 14135 mContext.enforceCallingOrSelfPermission(Manifest.permission.SUSPEND_APPS, null); 14136 } 14137 synchronized (mPackages) { 14138 final PackageSetting ps = mSettings.mPackages.get(packageName); 14139 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14140 throw new IllegalArgumentException("Unknown target package: " + packageName); 14141 } 14142 return ps.getSuspended(userId); 14143 } 14144 } 14145 14146 void onSuspendingPackageRemoved(String packageName, int userId) { 14147 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 14148 : new int[] {userId}; 14149 synchronized (mPackages) { 14150 for (PackageSetting ps : mSettings.mPackages.values()) { 14151 for (int user : userIds) { 14152 final PackageUserState pus = ps.readUserState(user); 14153 if (pus.suspended && packageName.equals(pus.suspendingPackage)) { 14154 ps.setSuspended(false, null, null, null, user); 14155 } 14156 } 14157 } 14158 } 14159 } 14160 14161 @GuardedBy("mPackages") 14162 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 14163 if (isPackageDeviceAdmin(packageName, userId)) { 14164 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14165 + "\": has an active device admin"); 14166 return false; 14167 } 14168 14169 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 14170 if (packageName.equals(activeLauncherPackageName)) { 14171 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14172 + "\": contains the active launcher"); 14173 return false; 14174 } 14175 14176 if (packageName.equals(mRequiredInstallerPackage)) { 14177 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14178 + "\": required for package installation"); 14179 return false; 14180 } 14181 14182 if (packageName.equals(mRequiredUninstallerPackage)) { 14183 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14184 + "\": required for package uninstallation"); 14185 return false; 14186 } 14187 14188 if (packageName.equals(mRequiredVerifierPackage)) { 14189 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14190 + "\": required for package verification"); 14191 return false; 14192 } 14193 14194 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14195 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14196 + "\": is the default dialer"); 14197 return false; 14198 } 14199 14200 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14201 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14202 + "\": protected package"); 14203 return false; 14204 } 14205 14206 // Cannot suspend static shared libs as they are considered 14207 // a part of the using app (emulating static linking). Also 14208 // static libs are installed always on internal storage. 14209 PackageParser.Package pkg = mPackages.get(packageName); 14210 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14211 Slog.w(TAG, "Cannot suspend package: " + packageName 14212 + " providing static shared library: " 14213 + pkg.staticSharedLibName); 14214 return false; 14215 } 14216 14217 if (PLATFORM_PACKAGE_NAME.equals(packageName)) { 14218 Slog.w(TAG, "Cannot suspend package: " + packageName); 14219 return false; 14220 } 14221 14222 return true; 14223 } 14224 14225 private String getActiveLauncherPackageName(int userId) { 14226 Intent intent = new Intent(Intent.ACTION_MAIN); 14227 intent.addCategory(Intent.CATEGORY_HOME); 14228 ResolveInfo resolveInfo = resolveIntent( 14229 intent, 14230 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14231 PackageManager.MATCH_DEFAULT_ONLY, 14232 userId); 14233 14234 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14235 } 14236 14237 private String getDefaultDialerPackageName(int userId) { 14238 synchronized (mPackages) { 14239 return mSettings.getDefaultDialerPackageNameLPw(userId); 14240 } 14241 } 14242 14243 @Override 14244 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14245 mContext.enforceCallingOrSelfPermission( 14246 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14247 "Only package verification agents can verify applications"); 14248 14249 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14250 final PackageVerificationResponse response = new PackageVerificationResponse( 14251 verificationCode, Binder.getCallingUid()); 14252 msg.arg1 = id; 14253 msg.obj = response; 14254 mHandler.sendMessage(msg); 14255 } 14256 14257 @Override 14258 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14259 long millisecondsToDelay) { 14260 mContext.enforceCallingOrSelfPermission( 14261 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14262 "Only package verification agents can extend verification timeouts"); 14263 14264 final PackageVerificationState state = mPendingVerification.get(id); 14265 final PackageVerificationResponse response = new PackageVerificationResponse( 14266 verificationCodeAtTimeout, Binder.getCallingUid()); 14267 14268 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14269 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14270 } 14271 if (millisecondsToDelay < 0) { 14272 millisecondsToDelay = 0; 14273 } 14274 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14275 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14276 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14277 } 14278 14279 if ((state != null) && !state.timeoutExtended()) { 14280 state.extendTimeout(); 14281 14282 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14283 msg.arg1 = id; 14284 msg.obj = response; 14285 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14286 } 14287 } 14288 14289 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14290 int verificationCode, UserHandle user) { 14291 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14292 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14293 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14294 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14295 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14296 14297 mContext.sendBroadcastAsUser(intent, user, 14298 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14299 } 14300 14301 private ComponentName matchComponentForVerifier(String packageName, 14302 List<ResolveInfo> receivers) { 14303 ActivityInfo targetReceiver = null; 14304 14305 final int NR = receivers.size(); 14306 for (int i = 0; i < NR; i++) { 14307 final ResolveInfo info = receivers.get(i); 14308 if (info.activityInfo == null) { 14309 continue; 14310 } 14311 14312 if (packageName.equals(info.activityInfo.packageName)) { 14313 targetReceiver = info.activityInfo; 14314 break; 14315 } 14316 } 14317 14318 if (targetReceiver == null) { 14319 return null; 14320 } 14321 14322 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14323 } 14324 14325 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14326 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14327 if (pkgInfo.verifiers.length == 0) { 14328 return null; 14329 } 14330 14331 final int N = pkgInfo.verifiers.length; 14332 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14333 for (int i = 0; i < N; i++) { 14334 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14335 14336 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14337 receivers); 14338 if (comp == null) { 14339 continue; 14340 } 14341 14342 final int verifierUid = getUidForVerifier(verifierInfo); 14343 if (verifierUid == -1) { 14344 continue; 14345 } 14346 14347 if (DEBUG_VERIFY) { 14348 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14349 + " with the correct signature"); 14350 } 14351 sufficientVerifiers.add(comp); 14352 verificationState.addSufficientVerifier(verifierUid); 14353 } 14354 14355 return sufficientVerifiers; 14356 } 14357 14358 private int getUidForVerifier(VerifierInfo verifierInfo) { 14359 synchronized (mPackages) { 14360 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14361 if (pkg == null) { 14362 return -1; 14363 } else if (pkg.mSigningDetails.signatures.length != 1) { 14364 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14365 + " has more than one signature; ignoring"); 14366 return -1; 14367 } 14368 14369 /* 14370 * If the public key of the package's signature does not match 14371 * our expected public key, then this is a different package and 14372 * we should skip. 14373 */ 14374 14375 final byte[] expectedPublicKey; 14376 try { 14377 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14378 final PublicKey publicKey = verifierSig.getPublicKey(); 14379 expectedPublicKey = publicKey.getEncoded(); 14380 } catch (CertificateException e) { 14381 return -1; 14382 } 14383 14384 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14385 14386 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14387 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14388 + " does not have the expected public key; ignoring"); 14389 return -1; 14390 } 14391 14392 return pkg.applicationInfo.uid; 14393 } 14394 } 14395 14396 @Override 14397 public void finishPackageInstall(int token, boolean didLaunch) { 14398 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14399 14400 if (DEBUG_INSTALL) { 14401 Slog.v(TAG, "BM finishing package install for " + token); 14402 } 14403 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14404 14405 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14406 mHandler.sendMessage(msg); 14407 } 14408 14409 /** 14410 * Get the verification agent timeout. Used for both the APK verifier and the 14411 * intent filter verifier. 14412 * 14413 * @return verification timeout in milliseconds 14414 */ 14415 private long getVerificationTimeout() { 14416 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14417 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14418 DEFAULT_VERIFICATION_TIMEOUT); 14419 } 14420 14421 /** 14422 * Get the default verification agent response code. 14423 * 14424 * @return default verification response code 14425 */ 14426 private int getDefaultVerificationResponse(UserHandle user) { 14427 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14428 return PackageManager.VERIFICATION_REJECT; 14429 } 14430 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14431 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14432 DEFAULT_VERIFICATION_RESPONSE); 14433 } 14434 14435 /** 14436 * Check whether or not package verification has been enabled. 14437 * 14438 * @return true if verification should be performed 14439 */ 14440 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14441 if (!DEFAULT_VERIFY_ENABLE) { 14442 return false; 14443 } 14444 14445 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14446 14447 // Check if installing from ADB 14448 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14449 // Do not run verification in a test harness environment 14450 if (ActivityManager.isRunningInTestHarness()) { 14451 return false; 14452 } 14453 if (ensureVerifyAppsEnabled) { 14454 return true; 14455 } 14456 // Check if the developer does not want package verification for ADB installs 14457 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14458 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14459 return false; 14460 } 14461 } else { 14462 // only when not installed from ADB, skip verification for instant apps when 14463 // the installer and verifier are the same. 14464 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14465 if (mInstantAppInstallerActivity != null 14466 && mInstantAppInstallerActivity.packageName.equals( 14467 mRequiredVerifierPackage)) { 14468 try { 14469 mContext.getSystemService(AppOpsManager.class) 14470 .checkPackage(installerUid, mRequiredVerifierPackage); 14471 if (DEBUG_VERIFY) { 14472 Slog.i(TAG, "disable verification for instant app"); 14473 } 14474 return false; 14475 } catch (SecurityException ignore) { } 14476 } 14477 } 14478 } 14479 14480 if (ensureVerifyAppsEnabled) { 14481 return true; 14482 } 14483 14484 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14485 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14486 } 14487 14488 @Override 14489 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14490 throws RemoteException { 14491 mContext.enforceCallingOrSelfPermission( 14492 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14493 "Only intentfilter verification agents can verify applications"); 14494 14495 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14496 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14497 Binder.getCallingUid(), verificationCode, failedDomains); 14498 msg.arg1 = id; 14499 msg.obj = response; 14500 mHandler.sendMessage(msg); 14501 } 14502 14503 @Override 14504 public int getIntentVerificationStatus(String packageName, int userId) { 14505 final int callingUid = Binder.getCallingUid(); 14506 if (UserHandle.getUserId(callingUid) != userId) { 14507 mContext.enforceCallingOrSelfPermission( 14508 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14509 "getIntentVerificationStatus" + userId); 14510 } 14511 if (getInstantAppPackageName(callingUid) != null) { 14512 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14513 } 14514 synchronized (mPackages) { 14515 final PackageSetting ps = mSettings.mPackages.get(packageName); 14516 if (ps == null 14517 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14518 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14519 } 14520 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14521 } 14522 } 14523 14524 @Override 14525 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14526 mContext.enforceCallingOrSelfPermission( 14527 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14528 14529 boolean result = false; 14530 synchronized (mPackages) { 14531 final PackageSetting ps = mSettings.mPackages.get(packageName); 14532 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14533 return false; 14534 } 14535 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14536 } 14537 if (result) { 14538 scheduleWritePackageRestrictionsLocked(userId); 14539 } 14540 return result; 14541 } 14542 14543 @Override 14544 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14545 String packageName) { 14546 final int callingUid = Binder.getCallingUid(); 14547 if (getInstantAppPackageName(callingUid) != null) { 14548 return ParceledListSlice.emptyList(); 14549 } 14550 synchronized (mPackages) { 14551 final PackageSetting ps = mSettings.mPackages.get(packageName); 14552 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14553 return ParceledListSlice.emptyList(); 14554 } 14555 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14556 } 14557 } 14558 14559 @Override 14560 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14561 if (TextUtils.isEmpty(packageName)) { 14562 return ParceledListSlice.emptyList(); 14563 } 14564 final int callingUid = Binder.getCallingUid(); 14565 final int callingUserId = UserHandle.getUserId(callingUid); 14566 synchronized (mPackages) { 14567 PackageParser.Package pkg = mPackages.get(packageName); 14568 if (pkg == null || pkg.activities == null) { 14569 return ParceledListSlice.emptyList(); 14570 } 14571 if (pkg.mExtras == null) { 14572 return ParceledListSlice.emptyList(); 14573 } 14574 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14575 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14576 return ParceledListSlice.emptyList(); 14577 } 14578 final int count = pkg.activities.size(); 14579 ArrayList<IntentFilter> result = new ArrayList<>(); 14580 for (int n=0; n<count; n++) { 14581 PackageParser.Activity activity = pkg.activities.get(n); 14582 if (activity.intents != null && activity.intents.size() > 0) { 14583 result.addAll(activity.intents); 14584 } 14585 } 14586 return new ParceledListSlice<>(result); 14587 } 14588 } 14589 14590 @Override 14591 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14592 mContext.enforceCallingOrSelfPermission( 14593 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14594 if (UserHandle.getCallingUserId() != userId) { 14595 mContext.enforceCallingOrSelfPermission( 14596 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14597 } 14598 14599 synchronized (mPackages) { 14600 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14601 if (packageName != null) { 14602 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14603 packageName, userId); 14604 } 14605 return result; 14606 } 14607 } 14608 14609 @Override 14610 public String getDefaultBrowserPackageName(int userId) { 14611 if (UserHandle.getCallingUserId() != userId) { 14612 mContext.enforceCallingOrSelfPermission( 14613 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14614 } 14615 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14616 return null; 14617 } 14618 synchronized (mPackages) { 14619 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14620 } 14621 } 14622 14623 /** 14624 * Get the "allow unknown sources" setting. 14625 * 14626 * @return the current "allow unknown sources" setting 14627 */ 14628 private int getUnknownSourcesSettings() { 14629 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14630 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14631 -1); 14632 } 14633 14634 @Override 14635 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14636 final int callingUid = Binder.getCallingUid(); 14637 if (getInstantAppPackageName(callingUid) != null) { 14638 return; 14639 } 14640 // writer 14641 synchronized (mPackages) { 14642 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14643 if (targetPackageSetting == null 14644 || filterAppAccessLPr( 14645 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14646 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14647 } 14648 14649 PackageSetting installerPackageSetting; 14650 if (installerPackageName != null) { 14651 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14652 if (installerPackageSetting == null) { 14653 throw new IllegalArgumentException("Unknown installer package: " 14654 + installerPackageName); 14655 } 14656 } else { 14657 installerPackageSetting = null; 14658 } 14659 14660 Signature[] callerSignature; 14661 Object obj = mSettings.getUserIdLPr(callingUid); 14662 if (obj != null) { 14663 if (obj instanceof SharedUserSetting) { 14664 callerSignature = 14665 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14666 } else if (obj instanceof PackageSetting) { 14667 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14668 } else { 14669 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14670 } 14671 } else { 14672 throw new SecurityException("Unknown calling UID: " + callingUid); 14673 } 14674 14675 // Verify: can't set installerPackageName to a package that is 14676 // not signed with the same cert as the caller. 14677 if (installerPackageSetting != null) { 14678 if (compareSignatures(callerSignature, 14679 installerPackageSetting.signatures.mSigningDetails.signatures) 14680 != PackageManager.SIGNATURE_MATCH) { 14681 throw new SecurityException( 14682 "Caller does not have same cert as new installer package " 14683 + installerPackageName); 14684 } 14685 } 14686 14687 // Verify: if target already has an installer package, it must 14688 // be signed with the same cert as the caller. 14689 if (targetPackageSetting.installerPackageName != null) { 14690 PackageSetting setting = mSettings.mPackages.get( 14691 targetPackageSetting.installerPackageName); 14692 // If the currently set package isn't valid, then it's always 14693 // okay to change it. 14694 if (setting != null) { 14695 if (compareSignatures(callerSignature, 14696 setting.signatures.mSigningDetails.signatures) 14697 != PackageManager.SIGNATURE_MATCH) { 14698 throw new SecurityException( 14699 "Caller does not have same cert as old installer package " 14700 + targetPackageSetting.installerPackageName); 14701 } 14702 } 14703 } 14704 14705 // Okay! 14706 targetPackageSetting.installerPackageName = installerPackageName; 14707 if (installerPackageName != null) { 14708 mSettings.mInstallerPackages.add(installerPackageName); 14709 } 14710 scheduleWriteSettingsLocked(); 14711 } 14712 } 14713 14714 @Override 14715 public void setApplicationCategoryHint(String packageName, int categoryHint, 14716 String callerPackageName) { 14717 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14718 throw new SecurityException("Instant applications don't have access to this method"); 14719 } 14720 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14721 callerPackageName); 14722 synchronized (mPackages) { 14723 PackageSetting ps = mSettings.mPackages.get(packageName); 14724 if (ps == null) { 14725 throw new IllegalArgumentException("Unknown target package " + packageName); 14726 } 14727 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14728 throw new IllegalArgumentException("Unknown target package " + packageName); 14729 } 14730 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14731 throw new IllegalArgumentException("Calling package " + callerPackageName 14732 + " is not installer for " + packageName); 14733 } 14734 14735 if (ps.categoryHint != categoryHint) { 14736 ps.categoryHint = categoryHint; 14737 scheduleWriteSettingsLocked(); 14738 } 14739 } 14740 } 14741 14742 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14743 // Queue up an async operation since the package installation may take a little while. 14744 mHandler.post(new Runnable() { 14745 public void run() { 14746 mHandler.removeCallbacks(this); 14747 // Result object to be returned 14748 PackageInstalledInfo res = new PackageInstalledInfo(); 14749 res.setReturnCode(currentStatus); 14750 res.uid = -1; 14751 res.pkg = null; 14752 res.removedInfo = null; 14753 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14754 args.doPreInstall(res.returnCode); 14755 synchronized (mInstallLock) { 14756 installPackageTracedLI(args, res); 14757 } 14758 args.doPostInstall(res.returnCode, res.uid); 14759 } 14760 14761 // A restore should be performed at this point if (a) the install 14762 // succeeded, (b) the operation is not an update, and (c) the new 14763 // package has not opted out of backup participation. 14764 final boolean update = res.removedInfo != null 14765 && res.removedInfo.removedPackage != null; 14766 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14767 boolean doRestore = !update 14768 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14769 14770 // Set up the post-install work request bookkeeping. This will be used 14771 // and cleaned up by the post-install event handling regardless of whether 14772 // there's a restore pass performed. Token values are >= 1. 14773 int token; 14774 if (mNextInstallToken < 0) mNextInstallToken = 1; 14775 token = mNextInstallToken++; 14776 14777 PostInstallData data = new PostInstallData(args, res); 14778 mRunningInstalls.put(token, data); 14779 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14780 14781 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14782 // Pass responsibility to the Backup Manager. It will perform a 14783 // restore if appropriate, then pass responsibility back to the 14784 // Package Manager to run the post-install observer callbacks 14785 // and broadcasts. 14786 IBackupManager bm = IBackupManager.Stub.asInterface( 14787 ServiceManager.getService(Context.BACKUP_SERVICE)); 14788 if (bm != null) { 14789 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14790 + " to BM for possible restore"); 14791 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14792 try { 14793 // TODO: http://b/22388012 14794 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14795 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14796 } else { 14797 doRestore = false; 14798 } 14799 } catch (RemoteException e) { 14800 // can't happen; the backup manager is local 14801 } catch (Exception e) { 14802 Slog.e(TAG, "Exception trying to enqueue restore", e); 14803 doRestore = false; 14804 } 14805 } else { 14806 Slog.e(TAG, "Backup Manager not found!"); 14807 doRestore = false; 14808 } 14809 } 14810 14811 if (!doRestore) { 14812 // No restore possible, or the Backup Manager was mysteriously not 14813 // available -- just fire the post-install work request directly. 14814 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14815 14816 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14817 14818 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14819 mHandler.sendMessage(msg); 14820 } 14821 } 14822 }); 14823 } 14824 14825 /** 14826 * Callback from PackageSettings whenever an app is first transitioned out of the 14827 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14828 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14829 * here whether the app is the target of an ongoing install, and only send the 14830 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14831 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14832 * handling. 14833 */ 14834 void notifyFirstLaunch(final String packageName, final String installerPackage, 14835 final int userId) { 14836 // Serialize this with the rest of the install-process message chain. In the 14837 // restore-at-install case, this Runnable will necessarily run before the 14838 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14839 // are coherent. In the non-restore case, the app has already completed install 14840 // and been launched through some other means, so it is not in a problematic 14841 // state for observers to see the FIRST_LAUNCH signal. 14842 mHandler.post(new Runnable() { 14843 @Override 14844 public void run() { 14845 for (int i = 0; i < mRunningInstalls.size(); i++) { 14846 final PostInstallData data = mRunningInstalls.valueAt(i); 14847 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14848 continue; 14849 } 14850 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14851 // right package; but is it for the right user? 14852 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14853 if (userId == data.res.newUsers[uIndex]) { 14854 if (DEBUG_BACKUP) { 14855 Slog.i(TAG, "Package " + packageName 14856 + " being restored so deferring FIRST_LAUNCH"); 14857 } 14858 return; 14859 } 14860 } 14861 } 14862 } 14863 // didn't find it, so not being restored 14864 if (DEBUG_BACKUP) { 14865 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14866 } 14867 final boolean isInstantApp = isInstantApp(packageName, userId); 14868 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14869 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14870 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14871 } 14872 }); 14873 } 14874 14875 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14876 int[] userIds, int[] instantUserIds) { 14877 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14878 installerPkg, null, userIds, instantUserIds); 14879 } 14880 14881 private abstract class HandlerParams { 14882 private static final int MAX_RETRIES = 4; 14883 14884 /** 14885 * Number of times startCopy() has been attempted and had a non-fatal 14886 * error. 14887 */ 14888 private int mRetries = 0; 14889 14890 /** User handle for the user requesting the information or installation. */ 14891 private final UserHandle mUser; 14892 String traceMethod; 14893 int traceCookie; 14894 14895 HandlerParams(UserHandle user) { 14896 mUser = user; 14897 } 14898 14899 UserHandle getUser() { 14900 return mUser; 14901 } 14902 14903 HandlerParams setTraceMethod(String traceMethod) { 14904 this.traceMethod = traceMethod; 14905 return this; 14906 } 14907 14908 HandlerParams setTraceCookie(int traceCookie) { 14909 this.traceCookie = traceCookie; 14910 return this; 14911 } 14912 14913 final boolean startCopy() { 14914 boolean res; 14915 try { 14916 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14917 14918 if (++mRetries > MAX_RETRIES) { 14919 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14920 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14921 handleServiceError(); 14922 return false; 14923 } else { 14924 handleStartCopy(); 14925 res = true; 14926 } 14927 } catch (RemoteException e) { 14928 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14929 mHandler.sendEmptyMessage(MCS_RECONNECT); 14930 res = false; 14931 } 14932 handleReturnCode(); 14933 return res; 14934 } 14935 14936 final void serviceError() { 14937 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14938 handleServiceError(); 14939 handleReturnCode(); 14940 } 14941 14942 abstract void handleStartCopy() throws RemoteException; 14943 abstract void handleServiceError(); 14944 abstract void handleReturnCode(); 14945 } 14946 14947 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14948 for (File path : paths) { 14949 try { 14950 mcs.clearDirectory(path.getAbsolutePath()); 14951 } catch (RemoteException e) { 14952 } 14953 } 14954 } 14955 14956 static class OriginInfo { 14957 /** 14958 * Location where install is coming from, before it has been 14959 * copied/renamed into place. This could be a single monolithic APK 14960 * file, or a cluster directory. This location may be untrusted. 14961 */ 14962 final File file; 14963 14964 /** 14965 * Flag indicating that {@link #file} or {@link #cid} has already been 14966 * staged, meaning downstream users don't need to defensively copy the 14967 * contents. 14968 */ 14969 final boolean staged; 14970 14971 /** 14972 * Flag indicating that {@link #file} or {@link #cid} is an already 14973 * installed app that is being moved. 14974 */ 14975 final boolean existing; 14976 14977 final String resolvedPath; 14978 final File resolvedFile; 14979 14980 static OriginInfo fromNothing() { 14981 return new OriginInfo(null, false, false); 14982 } 14983 14984 static OriginInfo fromUntrustedFile(File file) { 14985 return new OriginInfo(file, false, false); 14986 } 14987 14988 static OriginInfo fromExistingFile(File file) { 14989 return new OriginInfo(file, false, true); 14990 } 14991 14992 static OriginInfo fromStagedFile(File file) { 14993 return new OriginInfo(file, true, false); 14994 } 14995 14996 private OriginInfo(File file, boolean staged, boolean existing) { 14997 this.file = file; 14998 this.staged = staged; 14999 this.existing = existing; 15000 15001 if (file != null) { 15002 resolvedPath = file.getAbsolutePath(); 15003 resolvedFile = file; 15004 } else { 15005 resolvedPath = null; 15006 resolvedFile = null; 15007 } 15008 } 15009 } 15010 15011 static class MoveInfo { 15012 final int moveId; 15013 final String fromUuid; 15014 final String toUuid; 15015 final String packageName; 15016 final String dataAppName; 15017 final int appId; 15018 final String seinfo; 15019 final int targetSdkVersion; 15020 15021 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 15022 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 15023 this.moveId = moveId; 15024 this.fromUuid = fromUuid; 15025 this.toUuid = toUuid; 15026 this.packageName = packageName; 15027 this.dataAppName = dataAppName; 15028 this.appId = appId; 15029 this.seinfo = seinfo; 15030 this.targetSdkVersion = targetSdkVersion; 15031 } 15032 } 15033 15034 static class VerificationInfo { 15035 /** A constant used to indicate that a uid value is not present. */ 15036 public static final int NO_UID = -1; 15037 15038 /** URI referencing where the package was downloaded from. */ 15039 final Uri originatingUri; 15040 15041 /** HTTP referrer URI associated with the originatingURI. */ 15042 final Uri referrer; 15043 15044 /** UID of the application that the install request originated from. */ 15045 final int originatingUid; 15046 15047 /** UID of application requesting the install */ 15048 final int installerUid; 15049 15050 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 15051 this.originatingUri = originatingUri; 15052 this.referrer = referrer; 15053 this.originatingUid = originatingUid; 15054 this.installerUid = installerUid; 15055 } 15056 } 15057 15058 class InstallParams extends HandlerParams { 15059 final OriginInfo origin; 15060 final MoveInfo move; 15061 final IPackageInstallObserver2 observer; 15062 int installFlags; 15063 final String installerPackageName; 15064 final String volumeUuid; 15065 private InstallArgs mArgs; 15066 private int mRet; 15067 final String packageAbiOverride; 15068 final String[] grantedRuntimePermissions; 15069 final VerificationInfo verificationInfo; 15070 final PackageParser.SigningDetails signingDetails; 15071 final int installReason; 15072 15073 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15074 int installFlags, String installerPackageName, String volumeUuid, 15075 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 15076 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 15077 super(user); 15078 this.origin = origin; 15079 this.move = move; 15080 this.observer = observer; 15081 this.installFlags = installFlags; 15082 this.installerPackageName = installerPackageName; 15083 this.volumeUuid = volumeUuid; 15084 this.verificationInfo = verificationInfo; 15085 this.packageAbiOverride = packageAbiOverride; 15086 this.grantedRuntimePermissions = grantedPermissions; 15087 this.signingDetails = signingDetails; 15088 this.installReason = installReason; 15089 } 15090 15091 @Override 15092 public String toString() { 15093 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 15094 + " file=" + origin.file + "}"; 15095 } 15096 15097 private int installLocationPolicy(PackageInfoLite pkgLite) { 15098 String packageName = pkgLite.packageName; 15099 int installLocation = pkgLite.installLocation; 15100 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15101 // reader 15102 synchronized (mPackages) { 15103 // Currently installed package which the new package is attempting to replace or 15104 // null if no such package is installed. 15105 PackageParser.Package installedPkg = mPackages.get(packageName); 15106 // Package which currently owns the data which the new package will own if installed. 15107 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 15108 // will be null whereas dataOwnerPkg will contain information about the package 15109 // which was uninstalled while keeping its data. 15110 PackageParser.Package dataOwnerPkg = installedPkg; 15111 if (dataOwnerPkg == null) { 15112 PackageSetting ps = mSettings.mPackages.get(packageName); 15113 if (ps != null) { 15114 dataOwnerPkg = ps.pkg; 15115 } 15116 } 15117 15118 if (dataOwnerPkg != null) { 15119 // If installed, the package will get access to data left on the device by its 15120 // predecessor. As a security measure, this is permited only if this is not a 15121 // version downgrade or if the predecessor package is marked as debuggable and 15122 // a downgrade is explicitly requested. 15123 // 15124 // On debuggable platform builds, downgrades are permitted even for 15125 // non-debuggable packages to make testing easier. Debuggable platform builds do 15126 // not offer security guarantees and thus it's OK to disable some security 15127 // mechanisms to make debugging/testing easier on those builds. However, even on 15128 // debuggable builds downgrades of packages are permitted only if requested via 15129 // installFlags. This is because we aim to keep the behavior of debuggable 15130 // platform builds as close as possible to the behavior of non-debuggable 15131 // platform builds. 15132 final boolean downgradeRequested = 15133 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 15134 final boolean packageDebuggable = 15135 (dataOwnerPkg.applicationInfo.flags 15136 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 15137 final boolean downgradePermitted = 15138 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 15139 if (!downgradePermitted) { 15140 try { 15141 checkDowngrade(dataOwnerPkg, pkgLite); 15142 } catch (PackageManagerException e) { 15143 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 15144 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 15145 } 15146 } 15147 } 15148 15149 if (installedPkg != null) { 15150 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15151 // Check for updated system application. 15152 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15153 if (onSd) { 15154 Slog.w(TAG, "Cannot install update to system app on sdcard"); 15155 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 15156 } 15157 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15158 } else { 15159 if (onSd) { 15160 // Install flag overrides everything. 15161 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15162 } 15163 // If current upgrade specifies particular preference 15164 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 15165 // Application explicitly specified internal. 15166 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15167 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 15168 // App explictly prefers external. Let policy decide 15169 } else { 15170 // Prefer previous location 15171 if (isExternal(installedPkg)) { 15172 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15173 } 15174 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15175 } 15176 } 15177 } else { 15178 // Invalid install. Return error code 15179 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 15180 } 15181 } 15182 } 15183 // All the special cases have been taken care of. 15184 // Return result based on recommended install location. 15185 if (onSd) { 15186 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15187 } 15188 return pkgLite.recommendedInstallLocation; 15189 } 15190 15191 /* 15192 * Invoke remote method to get package information and install 15193 * location values. Override install location based on default 15194 * policy if needed and then create install arguments based 15195 * on the install location. 15196 */ 15197 public void handleStartCopy() throws RemoteException { 15198 int ret = PackageManager.INSTALL_SUCCEEDED; 15199 15200 // If we're already staged, we've firmly committed to an install location 15201 if (origin.staged) { 15202 if (origin.file != null) { 15203 installFlags |= PackageManager.INSTALL_INTERNAL; 15204 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15205 } else { 15206 throw new IllegalStateException("Invalid stage location"); 15207 } 15208 } 15209 15210 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15211 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15212 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15213 PackageInfoLite pkgLite = null; 15214 15215 if (onInt && onSd) { 15216 // Check if both bits are set. 15217 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15218 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15219 } else if (onSd && ephemeral) { 15220 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15221 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15222 } else { 15223 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15224 packageAbiOverride); 15225 15226 if (DEBUG_INSTANT && ephemeral) { 15227 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15228 } 15229 15230 /* 15231 * If we have too little free space, try to free cache 15232 * before giving up. 15233 */ 15234 if (!origin.staged && pkgLite.recommendedInstallLocation 15235 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15236 // TODO: focus freeing disk space on the target device 15237 final StorageManager storage = StorageManager.from(mContext); 15238 final long lowThreshold = storage.getStorageLowBytes( 15239 Environment.getDataDirectory()); 15240 15241 final long sizeBytes = mContainerService.calculateInstalledSize( 15242 origin.resolvedPath, packageAbiOverride); 15243 15244 try { 15245 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15246 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15247 installFlags, packageAbiOverride); 15248 } catch (InstallerException e) { 15249 Slog.w(TAG, "Failed to free cache", e); 15250 } 15251 15252 /* 15253 * The cache free must have deleted the file we 15254 * downloaded to install. 15255 * 15256 * TODO: fix the "freeCache" call to not delete 15257 * the file we care about. 15258 */ 15259 if (pkgLite.recommendedInstallLocation 15260 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15261 pkgLite.recommendedInstallLocation 15262 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15263 } 15264 } 15265 } 15266 15267 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15268 int loc = pkgLite.recommendedInstallLocation; 15269 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15270 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15271 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15272 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15273 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15274 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15275 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15276 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15277 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15278 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15279 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15280 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15281 } else { 15282 // Override with defaults if needed. 15283 loc = installLocationPolicy(pkgLite); 15284 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15285 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15286 } else if (!onSd && !onInt) { 15287 // Override install location with flags 15288 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15289 // Set the flag to install on external media. 15290 installFlags |= PackageManager.INSTALL_EXTERNAL; 15291 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15292 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15293 if (DEBUG_INSTANT) { 15294 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15295 } 15296 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15297 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15298 |PackageManager.INSTALL_INTERNAL); 15299 } else { 15300 // Make sure the flag for installing on external 15301 // media is unset 15302 installFlags |= PackageManager.INSTALL_INTERNAL; 15303 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15304 } 15305 } 15306 } 15307 } 15308 15309 final InstallArgs args = createInstallArgs(this); 15310 mArgs = args; 15311 15312 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15313 // TODO: http://b/22976637 15314 // Apps installed for "all" users use the device owner to verify the app 15315 UserHandle verifierUser = getUser(); 15316 if (verifierUser == UserHandle.ALL) { 15317 verifierUser = UserHandle.SYSTEM; 15318 } 15319 15320 /* 15321 * Determine if we have any installed package verifiers. If we 15322 * do, then we'll defer to them to verify the packages. 15323 */ 15324 final int requiredUid = mRequiredVerifierPackage == null ? -1 15325 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15326 verifierUser.getIdentifier()); 15327 final int installerUid = 15328 verificationInfo == null ? -1 : verificationInfo.installerUid; 15329 if (!origin.existing && requiredUid != -1 15330 && isVerificationEnabled( 15331 verifierUser.getIdentifier(), installFlags, installerUid)) { 15332 final Intent verification = new Intent( 15333 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15334 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15335 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15336 PACKAGE_MIME_TYPE); 15337 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15338 15339 // Query all live verifiers based on current user state 15340 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15341 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15342 false /*allowDynamicSplits*/); 15343 15344 if (DEBUG_VERIFY) { 15345 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15346 + verification.toString() + " with " + pkgLite.verifiers.length 15347 + " optional verifiers"); 15348 } 15349 15350 final int verificationId = mPendingVerificationToken++; 15351 15352 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15353 15354 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15355 installerPackageName); 15356 15357 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15358 installFlags); 15359 15360 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15361 pkgLite.packageName); 15362 15363 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15364 pkgLite.versionCode); 15365 15366 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15367 pkgLite.getLongVersionCode()); 15368 15369 if (verificationInfo != null) { 15370 if (verificationInfo.originatingUri != null) { 15371 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15372 verificationInfo.originatingUri); 15373 } 15374 if (verificationInfo.referrer != null) { 15375 verification.putExtra(Intent.EXTRA_REFERRER, 15376 verificationInfo.referrer); 15377 } 15378 if (verificationInfo.originatingUid >= 0) { 15379 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15380 verificationInfo.originatingUid); 15381 } 15382 if (verificationInfo.installerUid >= 0) { 15383 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15384 verificationInfo.installerUid); 15385 } 15386 } 15387 15388 final PackageVerificationState verificationState = new PackageVerificationState( 15389 requiredUid, args); 15390 15391 mPendingVerification.append(verificationId, verificationState); 15392 15393 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15394 receivers, verificationState); 15395 15396 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15397 final long idleDuration = getVerificationTimeout(); 15398 15399 /* 15400 * If any sufficient verifiers were listed in the package 15401 * manifest, attempt to ask them. 15402 */ 15403 if (sufficientVerifiers != null) { 15404 final int N = sufficientVerifiers.size(); 15405 if (N == 0) { 15406 Slog.i(TAG, "Additional verifiers required, but none installed."); 15407 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15408 } else { 15409 for (int i = 0; i < N; i++) { 15410 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15411 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15412 verifierComponent.getPackageName(), idleDuration, 15413 verifierUser.getIdentifier(), false, "package verifier"); 15414 15415 final Intent sufficientIntent = new Intent(verification); 15416 sufficientIntent.setComponent(verifierComponent); 15417 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15418 } 15419 } 15420 } 15421 15422 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15423 mRequiredVerifierPackage, receivers); 15424 if (ret == PackageManager.INSTALL_SUCCEEDED 15425 && mRequiredVerifierPackage != null) { 15426 Trace.asyncTraceBegin( 15427 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15428 /* 15429 * Send the intent to the required verification agent, 15430 * but only start the verification timeout after the 15431 * target BroadcastReceivers have run. 15432 */ 15433 verification.setComponent(requiredVerifierComponent); 15434 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15435 mRequiredVerifierPackage, idleDuration, 15436 verifierUser.getIdentifier(), false, "package verifier"); 15437 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15438 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15439 new BroadcastReceiver() { 15440 @Override 15441 public void onReceive(Context context, Intent intent) { 15442 final Message msg = mHandler 15443 .obtainMessage(CHECK_PENDING_VERIFICATION); 15444 msg.arg1 = verificationId; 15445 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15446 } 15447 }, null, 0, null, null); 15448 15449 /* 15450 * We don't want the copy to proceed until verification 15451 * succeeds, so null out this field. 15452 */ 15453 mArgs = null; 15454 } 15455 } else { 15456 /* 15457 * No package verification is enabled, so immediately start 15458 * the remote call to initiate copy using temporary file. 15459 */ 15460 ret = args.copyApk(mContainerService, true); 15461 } 15462 } 15463 15464 mRet = ret; 15465 } 15466 15467 @Override 15468 void handleReturnCode() { 15469 // If mArgs is null, then MCS couldn't be reached. When it 15470 // reconnects, it will try again to install. At that point, this 15471 // will succeed. 15472 if (mArgs != null) { 15473 processPendingInstall(mArgs, mRet); 15474 } 15475 } 15476 15477 @Override 15478 void handleServiceError() { 15479 mArgs = createInstallArgs(this); 15480 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15481 } 15482 } 15483 15484 private InstallArgs createInstallArgs(InstallParams params) { 15485 if (params.move != null) { 15486 return new MoveInstallArgs(params); 15487 } else { 15488 return new FileInstallArgs(params); 15489 } 15490 } 15491 15492 /** 15493 * Create args that describe an existing installed package. Typically used 15494 * when cleaning up old installs, or used as a move source. 15495 */ 15496 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15497 String resourcePath, String[] instructionSets) { 15498 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15499 } 15500 15501 static abstract class InstallArgs { 15502 /** @see InstallParams#origin */ 15503 final OriginInfo origin; 15504 /** @see InstallParams#move */ 15505 final MoveInfo move; 15506 15507 final IPackageInstallObserver2 observer; 15508 // Always refers to PackageManager flags only 15509 final int installFlags; 15510 final String installerPackageName; 15511 final String volumeUuid; 15512 final UserHandle user; 15513 final String abiOverride; 15514 final String[] installGrantPermissions; 15515 /** If non-null, drop an async trace when the install completes */ 15516 final String traceMethod; 15517 final int traceCookie; 15518 final PackageParser.SigningDetails signingDetails; 15519 final int installReason; 15520 15521 // The list of instruction sets supported by this app. This is currently 15522 // only used during the rmdex() phase to clean up resources. We can get rid of this 15523 // if we move dex files under the common app path. 15524 /* nullable */ String[] instructionSets; 15525 15526 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15527 int installFlags, String installerPackageName, String volumeUuid, 15528 UserHandle user, String[] instructionSets, 15529 String abiOverride, String[] installGrantPermissions, 15530 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15531 int installReason) { 15532 this.origin = origin; 15533 this.move = move; 15534 this.installFlags = installFlags; 15535 this.observer = observer; 15536 this.installerPackageName = installerPackageName; 15537 this.volumeUuid = volumeUuid; 15538 this.user = user; 15539 this.instructionSets = instructionSets; 15540 this.abiOverride = abiOverride; 15541 this.installGrantPermissions = installGrantPermissions; 15542 this.traceMethod = traceMethod; 15543 this.traceCookie = traceCookie; 15544 this.signingDetails = signingDetails; 15545 this.installReason = installReason; 15546 } 15547 15548 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15549 abstract int doPreInstall(int status); 15550 15551 /** 15552 * Rename package into final resting place. All paths on the given 15553 * scanned package should be updated to reflect the rename. 15554 */ 15555 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15556 abstract int doPostInstall(int status, int uid); 15557 15558 /** @see PackageSettingBase#codePathString */ 15559 abstract String getCodePath(); 15560 /** @see PackageSettingBase#resourcePathString */ 15561 abstract String getResourcePath(); 15562 15563 // Need installer lock especially for dex file removal. 15564 abstract void cleanUpResourcesLI(); 15565 abstract boolean doPostDeleteLI(boolean delete); 15566 15567 /** 15568 * Called before the source arguments are copied. This is used mostly 15569 * for MoveParams when it needs to read the source file to put it in the 15570 * destination. 15571 */ 15572 int doPreCopy() { 15573 return PackageManager.INSTALL_SUCCEEDED; 15574 } 15575 15576 /** 15577 * Called after the source arguments are copied. This is used mostly for 15578 * MoveParams when it needs to read the source file to put it in the 15579 * destination. 15580 */ 15581 int doPostCopy(int uid) { 15582 return PackageManager.INSTALL_SUCCEEDED; 15583 } 15584 15585 protected boolean isFwdLocked() { 15586 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15587 } 15588 15589 protected boolean isExternalAsec() { 15590 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15591 } 15592 15593 protected boolean isEphemeral() { 15594 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15595 } 15596 15597 UserHandle getUser() { 15598 return user; 15599 } 15600 } 15601 15602 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15603 if (!allCodePaths.isEmpty()) { 15604 if (instructionSets == null) { 15605 throw new IllegalStateException("instructionSet == null"); 15606 } 15607 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15608 for (String codePath : allCodePaths) { 15609 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15610 try { 15611 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15612 } catch (InstallerException ignored) { 15613 } 15614 } 15615 } 15616 } 15617 } 15618 15619 /** 15620 * Logic to handle installation of non-ASEC applications, including copying 15621 * and renaming logic. 15622 */ 15623 class FileInstallArgs extends InstallArgs { 15624 private File codeFile; 15625 private File resourceFile; 15626 15627 // Example topology: 15628 // /data/app/com.example/base.apk 15629 // /data/app/com.example/split_foo.apk 15630 // /data/app/com.example/lib/arm/libfoo.so 15631 // /data/app/com.example/lib/arm64/libfoo.so 15632 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15633 15634 /** New install */ 15635 FileInstallArgs(InstallParams params) { 15636 super(params.origin, params.move, params.observer, params.installFlags, 15637 params.installerPackageName, params.volumeUuid, 15638 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15639 params.grantedRuntimePermissions, 15640 params.traceMethod, params.traceCookie, params.signingDetails, 15641 params.installReason); 15642 if (isFwdLocked()) { 15643 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15644 } 15645 } 15646 15647 /** Existing install */ 15648 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15649 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15650 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15651 PackageManager.INSTALL_REASON_UNKNOWN); 15652 this.codeFile = (codePath != null) ? new File(codePath) : null; 15653 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15654 } 15655 15656 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15657 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15658 try { 15659 return doCopyApk(imcs, temp); 15660 } finally { 15661 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15662 } 15663 } 15664 15665 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15666 if (origin.staged) { 15667 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15668 codeFile = origin.file; 15669 resourceFile = origin.file; 15670 return PackageManager.INSTALL_SUCCEEDED; 15671 } 15672 15673 try { 15674 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15675 final File tempDir = 15676 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15677 codeFile = tempDir; 15678 resourceFile = tempDir; 15679 } catch (IOException e) { 15680 Slog.w(TAG, "Failed to create copy file: " + e); 15681 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15682 } 15683 15684 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15685 @Override 15686 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15687 if (!FileUtils.isValidExtFilename(name)) { 15688 throw new IllegalArgumentException("Invalid filename: " + name); 15689 } 15690 try { 15691 final File file = new File(codeFile, name); 15692 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15693 O_RDWR | O_CREAT, 0644); 15694 Os.chmod(file.getAbsolutePath(), 0644); 15695 return new ParcelFileDescriptor(fd); 15696 } catch (ErrnoException e) { 15697 throw new RemoteException("Failed to open: " + e.getMessage()); 15698 } 15699 } 15700 }; 15701 15702 int ret = PackageManager.INSTALL_SUCCEEDED; 15703 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15704 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15705 Slog.e(TAG, "Failed to copy package"); 15706 return ret; 15707 } 15708 15709 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15710 NativeLibraryHelper.Handle handle = null; 15711 try { 15712 handle = NativeLibraryHelper.Handle.create(codeFile); 15713 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15714 abiOverride); 15715 } catch (IOException e) { 15716 Slog.e(TAG, "Copying native libraries failed", e); 15717 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15718 } finally { 15719 IoUtils.closeQuietly(handle); 15720 } 15721 15722 return ret; 15723 } 15724 15725 int doPreInstall(int status) { 15726 if (status != PackageManager.INSTALL_SUCCEEDED) { 15727 cleanUp(); 15728 } 15729 return status; 15730 } 15731 15732 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15733 if (status != PackageManager.INSTALL_SUCCEEDED) { 15734 cleanUp(); 15735 return false; 15736 } 15737 15738 final File targetDir = codeFile.getParentFile(); 15739 final File beforeCodeFile = codeFile; 15740 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15741 15742 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15743 try { 15744 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15745 } catch (ErrnoException e) { 15746 Slog.w(TAG, "Failed to rename", e); 15747 return false; 15748 } 15749 15750 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15751 Slog.w(TAG, "Failed to restorecon"); 15752 return false; 15753 } 15754 15755 // Reflect the rename internally 15756 codeFile = afterCodeFile; 15757 resourceFile = afterCodeFile; 15758 15759 // Reflect the rename in scanned details 15760 try { 15761 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15762 } catch (IOException e) { 15763 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15764 return false; 15765 } 15766 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15767 afterCodeFile, pkg.baseCodePath)); 15768 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15769 afterCodeFile, pkg.splitCodePaths)); 15770 15771 // Reflect the rename in app info 15772 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15773 pkg.setApplicationInfoCodePath(pkg.codePath); 15774 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15775 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15776 pkg.setApplicationInfoResourcePath(pkg.codePath); 15777 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15778 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15779 15780 return true; 15781 } 15782 15783 int doPostInstall(int status, int uid) { 15784 if (status != PackageManager.INSTALL_SUCCEEDED) { 15785 cleanUp(); 15786 } 15787 return status; 15788 } 15789 15790 @Override 15791 String getCodePath() { 15792 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15793 } 15794 15795 @Override 15796 String getResourcePath() { 15797 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15798 } 15799 15800 private boolean cleanUp() { 15801 if (codeFile == null || !codeFile.exists()) { 15802 return false; 15803 } 15804 15805 removeCodePathLI(codeFile); 15806 15807 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15808 resourceFile.delete(); 15809 } 15810 15811 return true; 15812 } 15813 15814 void cleanUpResourcesLI() { 15815 // Try enumerating all code paths before deleting 15816 List<String> allCodePaths = Collections.EMPTY_LIST; 15817 if (codeFile != null && codeFile.exists()) { 15818 try { 15819 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15820 allCodePaths = pkg.getAllCodePaths(); 15821 } catch (PackageParserException e) { 15822 // Ignored; we tried our best 15823 } 15824 } 15825 15826 cleanUp(); 15827 removeDexFiles(allCodePaths, instructionSets); 15828 } 15829 15830 boolean doPostDeleteLI(boolean delete) { 15831 // XXX err, shouldn't we respect the delete flag? 15832 cleanUpResourcesLI(); 15833 return true; 15834 } 15835 } 15836 15837 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15838 PackageManagerException { 15839 if (copyRet < 0) { 15840 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15841 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15842 throw new PackageManagerException(copyRet, message); 15843 } 15844 } 15845 } 15846 15847 /** 15848 * Extract the StorageManagerService "container ID" from the full code path of an 15849 * .apk. 15850 */ 15851 static String cidFromCodePath(String fullCodePath) { 15852 int eidx = fullCodePath.lastIndexOf("/"); 15853 String subStr1 = fullCodePath.substring(0, eidx); 15854 int sidx = subStr1.lastIndexOf("/"); 15855 return subStr1.substring(sidx+1, eidx); 15856 } 15857 15858 /** 15859 * Logic to handle movement of existing installed applications. 15860 */ 15861 class MoveInstallArgs extends InstallArgs { 15862 private File codeFile; 15863 private File resourceFile; 15864 15865 /** New install */ 15866 MoveInstallArgs(InstallParams params) { 15867 super(params.origin, params.move, params.observer, params.installFlags, 15868 params.installerPackageName, params.volumeUuid, 15869 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15870 params.grantedRuntimePermissions, 15871 params.traceMethod, params.traceCookie, params.signingDetails, 15872 params.installReason); 15873 } 15874 15875 int copyApk(IMediaContainerService imcs, boolean temp) { 15876 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15877 + move.fromUuid + " to " + move.toUuid); 15878 synchronized (mInstaller) { 15879 try { 15880 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15881 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15882 } catch (InstallerException e) { 15883 Slog.w(TAG, "Failed to move app", e); 15884 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15885 } 15886 } 15887 15888 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15889 resourceFile = codeFile; 15890 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15891 15892 return PackageManager.INSTALL_SUCCEEDED; 15893 } 15894 15895 int doPreInstall(int status) { 15896 if (status != PackageManager.INSTALL_SUCCEEDED) { 15897 cleanUp(move.toUuid); 15898 } 15899 return status; 15900 } 15901 15902 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15903 if (status != PackageManager.INSTALL_SUCCEEDED) { 15904 cleanUp(move.toUuid); 15905 return false; 15906 } 15907 15908 // Reflect the move in app info 15909 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15910 pkg.setApplicationInfoCodePath(pkg.codePath); 15911 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15912 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15913 pkg.setApplicationInfoResourcePath(pkg.codePath); 15914 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15915 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15916 15917 return true; 15918 } 15919 15920 int doPostInstall(int status, int uid) { 15921 if (status == PackageManager.INSTALL_SUCCEEDED) { 15922 cleanUp(move.fromUuid); 15923 } else { 15924 cleanUp(move.toUuid); 15925 } 15926 return status; 15927 } 15928 15929 @Override 15930 String getCodePath() { 15931 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15932 } 15933 15934 @Override 15935 String getResourcePath() { 15936 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15937 } 15938 15939 private boolean cleanUp(String volumeUuid) { 15940 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15941 move.dataAppName); 15942 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15943 final int[] userIds = sUserManager.getUserIds(); 15944 synchronized (mInstallLock) { 15945 // Clean up both app data and code 15946 // All package moves are frozen until finished 15947 for (int userId : userIds) { 15948 try { 15949 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15950 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15951 } catch (InstallerException e) { 15952 Slog.w(TAG, String.valueOf(e)); 15953 } 15954 } 15955 removeCodePathLI(codeFile); 15956 } 15957 return true; 15958 } 15959 15960 void cleanUpResourcesLI() { 15961 throw new UnsupportedOperationException(); 15962 } 15963 15964 boolean doPostDeleteLI(boolean delete) { 15965 throw new UnsupportedOperationException(); 15966 } 15967 } 15968 15969 static String getAsecPackageName(String packageCid) { 15970 int idx = packageCid.lastIndexOf("-"); 15971 if (idx == -1) { 15972 return packageCid; 15973 } 15974 return packageCid.substring(0, idx); 15975 } 15976 15977 // Utility method used to create code paths based on package name and available index. 15978 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15979 String idxStr = ""; 15980 int idx = 1; 15981 // Fall back to default value of idx=1 if prefix is not 15982 // part of oldCodePath 15983 if (oldCodePath != null) { 15984 String subStr = oldCodePath; 15985 // Drop the suffix right away 15986 if (suffix != null && subStr.endsWith(suffix)) { 15987 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15988 } 15989 // If oldCodePath already contains prefix find out the 15990 // ending index to either increment or decrement. 15991 int sidx = subStr.lastIndexOf(prefix); 15992 if (sidx != -1) { 15993 subStr = subStr.substring(sidx + prefix.length()); 15994 if (subStr != null) { 15995 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15996 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15997 } 15998 try { 15999 idx = Integer.parseInt(subStr); 16000 if (idx <= 1) { 16001 idx++; 16002 } else { 16003 idx--; 16004 } 16005 } catch(NumberFormatException e) { 16006 } 16007 } 16008 } 16009 } 16010 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 16011 return prefix + idxStr; 16012 } 16013 16014 private File getNextCodePath(File targetDir, String packageName) { 16015 File result; 16016 SecureRandom random = new SecureRandom(); 16017 byte[] bytes = new byte[16]; 16018 do { 16019 random.nextBytes(bytes); 16020 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 16021 result = new File(targetDir, packageName + "-" + suffix); 16022 } while (result.exists()); 16023 return result; 16024 } 16025 16026 // Utility method that returns the relative package path with respect 16027 // to the installation directory. Like say for /data/data/com.test-1.apk 16028 // string com.test-1 is returned. 16029 static String deriveCodePathName(String codePath) { 16030 if (codePath == null) { 16031 return null; 16032 } 16033 final File codeFile = new File(codePath); 16034 final String name = codeFile.getName(); 16035 if (codeFile.isDirectory()) { 16036 return name; 16037 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 16038 final int lastDot = name.lastIndexOf('.'); 16039 return name.substring(0, lastDot); 16040 } else { 16041 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 16042 return null; 16043 } 16044 } 16045 16046 static class PackageInstalledInfo { 16047 String name; 16048 int uid; 16049 // The set of users that originally had this package installed. 16050 int[] origUsers; 16051 // The set of users that now have this package installed. 16052 int[] newUsers; 16053 PackageParser.Package pkg; 16054 int returnCode; 16055 String returnMsg; 16056 String installerPackageName; 16057 PackageRemovedInfo removedInfo; 16058 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 16059 16060 public void setError(int code, String msg) { 16061 setReturnCode(code); 16062 setReturnMessage(msg); 16063 Slog.w(TAG, msg); 16064 } 16065 16066 public void setError(String msg, PackageParserException e) { 16067 setReturnCode(e.error); 16068 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16069 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16070 for (int i = 0; i < childCount; i++) { 16071 addedChildPackages.valueAt(i).setError(msg, e); 16072 } 16073 Slog.w(TAG, msg, e); 16074 } 16075 16076 public void setError(String msg, PackageManagerException e) { 16077 returnCode = e.error; 16078 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16079 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16080 for (int i = 0; i < childCount; i++) { 16081 addedChildPackages.valueAt(i).setError(msg, e); 16082 } 16083 Slog.w(TAG, msg, e); 16084 } 16085 16086 public void setReturnCode(int returnCode) { 16087 this.returnCode = returnCode; 16088 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16089 for (int i = 0; i < childCount; i++) { 16090 addedChildPackages.valueAt(i).returnCode = returnCode; 16091 } 16092 } 16093 16094 private void setReturnMessage(String returnMsg) { 16095 this.returnMsg = returnMsg; 16096 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16097 for (int i = 0; i < childCount; i++) { 16098 addedChildPackages.valueAt(i).returnMsg = returnMsg; 16099 } 16100 } 16101 16102 // In some error cases we want to convey more info back to the observer 16103 String origPackage; 16104 String origPermission; 16105 } 16106 16107 /* 16108 * Install a non-existing package. 16109 */ 16110 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 16111 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 16112 String volumeUuid, PackageInstalledInfo res, int installReason) { 16113 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 16114 16115 // Remember this for later, in case we need to rollback this install 16116 String pkgName = pkg.packageName; 16117 16118 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 16119 16120 synchronized(mPackages) { 16121 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 16122 if (renamedPackage != null) { 16123 // A package with the same name is already installed, though 16124 // it has been renamed to an older name. The package we 16125 // are trying to install should be installed as an update to 16126 // the existing one, but that has not been requested, so bail. 16127 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16128 + " without first uninstalling package running as " 16129 + renamedPackage); 16130 return; 16131 } 16132 if (mPackages.containsKey(pkgName)) { 16133 // Don't allow installation over an existing package with the same name. 16134 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16135 + " without first uninstalling."); 16136 return; 16137 } 16138 } 16139 16140 try { 16141 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 16142 System.currentTimeMillis(), user); 16143 16144 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 16145 16146 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16147 prepareAppDataAfterInstallLIF(newPackage); 16148 16149 } else { 16150 // Remove package from internal structures, but keep around any 16151 // data that might have already existed 16152 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 16153 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16154 } 16155 } catch (PackageManagerException e) { 16156 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16157 } 16158 16159 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16160 } 16161 16162 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16163 try (DigestInputStream digestStream = 16164 new DigestInputStream(new FileInputStream(file), digest)) { 16165 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16166 } 16167 } 16168 16169 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 16170 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 16171 PackageInstalledInfo res, int installReason) { 16172 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16173 16174 final PackageParser.Package oldPackage; 16175 final PackageSetting ps; 16176 final String pkgName = pkg.packageName; 16177 final int[] allUsers; 16178 final int[] installedUsers; 16179 16180 synchronized(mPackages) { 16181 oldPackage = mPackages.get(pkgName); 16182 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16183 16184 // don't allow upgrade to target a release SDK from a pre-release SDK 16185 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16186 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16187 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16188 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16189 if (oldTargetsPreRelease 16190 && !newTargetsPreRelease 16191 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16192 Slog.w(TAG, "Can't install package targeting released sdk"); 16193 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16194 return; 16195 } 16196 16197 ps = mSettings.mPackages.get(pkgName); 16198 16199 // verify signatures are valid 16200 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16201 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16202 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16203 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16204 "New package not signed by keys specified by upgrade-keysets: " 16205 + pkgName); 16206 return; 16207 } 16208 } else { 16209 16210 // default to original signature matching 16211 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16212 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16213 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16214 "New package has a different signature: " + pkgName); 16215 return; 16216 } 16217 } 16218 16219 // don't allow a system upgrade unless the upgrade hash matches 16220 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16221 byte[] digestBytes = null; 16222 try { 16223 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16224 updateDigest(digest, new File(pkg.baseCodePath)); 16225 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16226 for (String path : pkg.splitCodePaths) { 16227 updateDigest(digest, new File(path)); 16228 } 16229 } 16230 digestBytes = digest.digest(); 16231 } catch (NoSuchAlgorithmException | IOException e) { 16232 res.setError(INSTALL_FAILED_INVALID_APK, 16233 "Could not compute hash: " + pkgName); 16234 return; 16235 } 16236 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16237 res.setError(INSTALL_FAILED_INVALID_APK, 16238 "New package fails restrict-update check: " + pkgName); 16239 return; 16240 } 16241 // retain upgrade restriction 16242 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16243 } 16244 16245 // Check for shared user id changes 16246 String invalidPackageName = 16247 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16248 if (invalidPackageName != null) { 16249 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16250 "Package " + invalidPackageName + " tried to change user " 16251 + oldPackage.mSharedUserId); 16252 return; 16253 } 16254 16255 // check if the new package supports all of the abis which the old package supports 16256 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16257 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16258 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16259 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16260 "Update to package " + pkgName + " doesn't support multi arch"); 16261 return; 16262 } 16263 16264 // In case of rollback, remember per-user/profile install state 16265 allUsers = sUserManager.getUserIds(); 16266 installedUsers = ps.queryInstalledUsers(allUsers, true); 16267 16268 // don't allow an upgrade from full to ephemeral 16269 if (isInstantApp) { 16270 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16271 for (int currentUser : allUsers) { 16272 if (!ps.getInstantApp(currentUser)) { 16273 // can't downgrade from full to instant 16274 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16275 + " for user: " + currentUser); 16276 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16277 return; 16278 } 16279 } 16280 } else if (!ps.getInstantApp(user.getIdentifier())) { 16281 // can't downgrade from full to instant 16282 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16283 + " for user: " + user.getIdentifier()); 16284 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16285 return; 16286 } 16287 } 16288 } 16289 16290 // Update what is removed 16291 res.removedInfo = new PackageRemovedInfo(this); 16292 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16293 res.removedInfo.removedPackage = oldPackage.packageName; 16294 res.removedInfo.installerPackageName = ps.installerPackageName; 16295 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16296 res.removedInfo.isUpdate = true; 16297 res.removedInfo.origUsers = installedUsers; 16298 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16299 for (int i = 0; i < installedUsers.length; i++) { 16300 final int userId = installedUsers[i]; 16301 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16302 } 16303 16304 final int childCount = (oldPackage.childPackages != null) 16305 ? oldPackage.childPackages.size() : 0; 16306 for (int i = 0; i < childCount; i++) { 16307 boolean childPackageUpdated = false; 16308 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16309 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16310 if (res.addedChildPackages != null) { 16311 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16312 if (childRes != null) { 16313 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16314 childRes.removedInfo.removedPackage = childPkg.packageName; 16315 if (childPs != null) { 16316 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16317 } 16318 childRes.removedInfo.isUpdate = true; 16319 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16320 childPackageUpdated = true; 16321 } 16322 } 16323 if (!childPackageUpdated) { 16324 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16325 childRemovedRes.removedPackage = childPkg.packageName; 16326 if (childPs != null) { 16327 childRemovedRes.installerPackageName = childPs.installerPackageName; 16328 } 16329 childRemovedRes.isUpdate = false; 16330 childRemovedRes.dataRemoved = true; 16331 synchronized (mPackages) { 16332 if (childPs != null) { 16333 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16334 } 16335 } 16336 if (res.removedInfo.removedChildPackages == null) { 16337 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16338 } 16339 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16340 } 16341 } 16342 16343 boolean sysPkg = (isSystemApp(oldPackage)); 16344 if (sysPkg) { 16345 // Set the system/privileged/oem/vendor/product flags as needed 16346 final boolean privileged = 16347 (oldPackage.applicationInfo.privateFlags 16348 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16349 final boolean oem = 16350 (oldPackage.applicationInfo.privateFlags 16351 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16352 final boolean vendor = 16353 (oldPackage.applicationInfo.privateFlags 16354 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16355 final boolean product = 16356 (oldPackage.applicationInfo.privateFlags 16357 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16358 final @ParseFlags int systemParseFlags = parseFlags; 16359 final @ScanFlags int systemScanFlags = scanFlags 16360 | SCAN_AS_SYSTEM 16361 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16362 | (oem ? SCAN_AS_OEM : 0) 16363 | (vendor ? SCAN_AS_VENDOR : 0) 16364 | (product ? SCAN_AS_PRODUCT : 0); 16365 16366 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16367 user, allUsers, installerPackageName, res, installReason); 16368 } else { 16369 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16370 user, allUsers, installerPackageName, res, installReason); 16371 } 16372 } 16373 16374 @Override 16375 public List<String> getPreviousCodePaths(String packageName) { 16376 final int callingUid = Binder.getCallingUid(); 16377 final List<String> result = new ArrayList<>(); 16378 if (getInstantAppPackageName(callingUid) != null) { 16379 return result; 16380 } 16381 final PackageSetting ps = mSettings.mPackages.get(packageName); 16382 if (ps != null 16383 && ps.oldCodePaths != null 16384 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16385 result.addAll(ps.oldCodePaths); 16386 } 16387 return result; 16388 } 16389 16390 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16391 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16392 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16393 String installerPackageName, PackageInstalledInfo res, int installReason) { 16394 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16395 + deletedPackage); 16396 16397 String pkgName = deletedPackage.packageName; 16398 boolean deletedPkg = true; 16399 boolean addedPkg = false; 16400 boolean updatedSettings = false; 16401 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16402 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16403 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16404 16405 final long origUpdateTime = (pkg.mExtras != null) 16406 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16407 16408 // First delete the existing package while retaining the data directory 16409 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16410 res.removedInfo, true, pkg)) { 16411 // If the existing package wasn't successfully deleted 16412 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16413 deletedPkg = false; 16414 } else { 16415 // Successfully deleted the old package; proceed with replace. 16416 16417 // If deleted package lived in a container, give users a chance to 16418 // relinquish resources before killing. 16419 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16420 if (DEBUG_INSTALL) { 16421 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16422 } 16423 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16424 final ArrayList<String> pkgList = new ArrayList<String>(1); 16425 pkgList.add(deletedPackage.applicationInfo.packageName); 16426 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16427 } 16428 16429 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16430 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16431 16432 try { 16433 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16434 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16435 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16436 installReason); 16437 16438 // Update the in-memory copy of the previous code paths. 16439 PackageSetting ps = mSettings.mPackages.get(pkgName); 16440 if (!killApp) { 16441 if (ps.oldCodePaths == null) { 16442 ps.oldCodePaths = new ArraySet<>(); 16443 } 16444 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16445 if (deletedPackage.splitCodePaths != null) { 16446 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16447 } 16448 } else { 16449 ps.oldCodePaths = null; 16450 } 16451 if (ps.childPackageNames != null) { 16452 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16453 final String childPkgName = ps.childPackageNames.get(i); 16454 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16455 childPs.oldCodePaths = ps.oldCodePaths; 16456 } 16457 } 16458 // set instant app status, but, only if it's explicitly specified 16459 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16460 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16461 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16462 prepareAppDataAfterInstallLIF(newPackage); 16463 addedPkg = true; 16464 mDexManager.notifyPackageUpdated(newPackage.packageName, 16465 newPackage.baseCodePath, newPackage.splitCodePaths); 16466 } catch (PackageManagerException e) { 16467 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16468 } 16469 } 16470 16471 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16472 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16473 16474 // Revert all internal state mutations and added folders for the failed install 16475 if (addedPkg) { 16476 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16477 res.removedInfo, true, null); 16478 } 16479 16480 // Restore the old package 16481 if (deletedPkg) { 16482 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16483 File restoreFile = new File(deletedPackage.codePath); 16484 // Parse old package 16485 boolean oldExternal = isExternal(deletedPackage); 16486 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16487 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16488 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16489 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16490 try { 16491 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16492 null); 16493 } catch (PackageManagerException e) { 16494 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16495 + e.getMessage()); 16496 return; 16497 } 16498 16499 synchronized (mPackages) { 16500 // Ensure the installer package name up to date 16501 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16502 16503 // Update permissions for restored package 16504 mPermissionManager.updatePermissions( 16505 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16506 mPermissionCallback); 16507 16508 mSettings.writeLPr(); 16509 } 16510 16511 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16512 } 16513 } else { 16514 synchronized (mPackages) { 16515 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16516 if (ps != null) { 16517 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16518 if (res.removedInfo.removedChildPackages != null) { 16519 final int childCount = res.removedInfo.removedChildPackages.size(); 16520 // Iterate in reverse as we may modify the collection 16521 for (int i = childCount - 1; i >= 0; i--) { 16522 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16523 if (res.addedChildPackages.containsKey(childPackageName)) { 16524 res.removedInfo.removedChildPackages.removeAt(i); 16525 } else { 16526 PackageRemovedInfo childInfo = res.removedInfo 16527 .removedChildPackages.valueAt(i); 16528 childInfo.removedForAllUsers = mPackages.get( 16529 childInfo.removedPackage) == null; 16530 } 16531 } 16532 } 16533 } 16534 } 16535 } 16536 } 16537 16538 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16539 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16540 final @ScanFlags int scanFlags, UserHandle user, 16541 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16542 int installReason) { 16543 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16544 + ", old=" + deletedPackage); 16545 16546 final boolean disabledSystem; 16547 16548 // Remove existing system package 16549 removePackageLI(deletedPackage, true); 16550 16551 synchronized (mPackages) { 16552 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16553 } 16554 if (!disabledSystem) { 16555 // We didn't need to disable the .apk as a current system package, 16556 // which means we are replacing another update that is already 16557 // installed. We need to make sure to delete the older one's .apk. 16558 res.removedInfo.args = createInstallArgsForExisting(0, 16559 deletedPackage.applicationInfo.getCodePath(), 16560 deletedPackage.applicationInfo.getResourcePath(), 16561 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16562 } else { 16563 res.removedInfo.args = null; 16564 } 16565 16566 // Successfully disabled the old package. Now proceed with re-installation 16567 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16568 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16569 16570 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16571 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16572 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16573 16574 PackageParser.Package newPackage = null; 16575 try { 16576 // Add the package to the internal data structures 16577 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16578 16579 // Set the update and install times 16580 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16581 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16582 System.currentTimeMillis()); 16583 16584 // Update the package dynamic state if succeeded 16585 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16586 // Now that the install succeeded make sure we remove data 16587 // directories for any child package the update removed. 16588 final int deletedChildCount = (deletedPackage.childPackages != null) 16589 ? deletedPackage.childPackages.size() : 0; 16590 final int newChildCount = (newPackage.childPackages != null) 16591 ? newPackage.childPackages.size() : 0; 16592 for (int i = 0; i < deletedChildCount; i++) { 16593 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16594 boolean childPackageDeleted = true; 16595 for (int j = 0; j < newChildCount; j++) { 16596 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16597 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16598 childPackageDeleted = false; 16599 break; 16600 } 16601 } 16602 if (childPackageDeleted) { 16603 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16604 deletedChildPkg.packageName); 16605 if (ps != null && res.removedInfo.removedChildPackages != null) { 16606 PackageRemovedInfo removedChildRes = res.removedInfo 16607 .removedChildPackages.get(deletedChildPkg.packageName); 16608 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16609 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16610 } 16611 } 16612 } 16613 16614 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16615 installReason); 16616 prepareAppDataAfterInstallLIF(newPackage); 16617 16618 mDexManager.notifyPackageUpdated(newPackage.packageName, 16619 newPackage.baseCodePath, newPackage.splitCodePaths); 16620 } 16621 } catch (PackageManagerException e) { 16622 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16623 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16624 } 16625 16626 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16627 // Re installation failed. Restore old information 16628 // Remove new pkg information 16629 if (newPackage != null) { 16630 removeInstalledPackageLI(newPackage, true); 16631 } 16632 // Add back the old system package 16633 try { 16634 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16635 } catch (PackageManagerException e) { 16636 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16637 } 16638 16639 synchronized (mPackages) { 16640 if (disabledSystem) { 16641 enableSystemPackageLPw(deletedPackage); 16642 } 16643 16644 // Ensure the installer package name up to date 16645 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16646 16647 // Update permissions for restored package 16648 mPermissionManager.updatePermissions( 16649 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16650 mPermissionCallback); 16651 16652 mSettings.writeLPr(); 16653 } 16654 16655 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16656 + " after failed upgrade"); 16657 } 16658 } 16659 16660 /** 16661 * Checks whether the parent or any of the child packages have a change shared 16662 * user. For a package to be a valid update the shred users of the parent and 16663 * the children should match. We may later support changing child shared users. 16664 * @param oldPkg The updated package. 16665 * @param newPkg The update package. 16666 * @return The shared user that change between the versions. 16667 */ 16668 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16669 PackageParser.Package newPkg) { 16670 // Check parent shared user 16671 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16672 return newPkg.packageName; 16673 } 16674 // Check child shared users 16675 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16676 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16677 for (int i = 0; i < newChildCount; i++) { 16678 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16679 // If this child was present, did it have the same shared user? 16680 for (int j = 0; j < oldChildCount; j++) { 16681 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16682 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16683 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16684 return newChildPkg.packageName; 16685 } 16686 } 16687 } 16688 return null; 16689 } 16690 16691 private void removeNativeBinariesLI(PackageSetting ps) { 16692 // Remove the lib path for the parent package 16693 if (ps != null) { 16694 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16695 // Remove the lib path for the child packages 16696 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16697 for (int i = 0; i < childCount; i++) { 16698 PackageSetting childPs = null; 16699 synchronized (mPackages) { 16700 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16701 } 16702 if (childPs != null) { 16703 NativeLibraryHelper.removeNativeBinariesLI(childPs 16704 .legacyNativeLibraryPathString); 16705 } 16706 } 16707 } 16708 } 16709 16710 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16711 // Enable the parent package 16712 mSettings.enableSystemPackageLPw(pkg.packageName); 16713 // Enable the child packages 16714 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16715 for (int i = 0; i < childCount; i++) { 16716 PackageParser.Package childPkg = pkg.childPackages.get(i); 16717 mSettings.enableSystemPackageLPw(childPkg.packageName); 16718 } 16719 } 16720 16721 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16722 PackageParser.Package newPkg) { 16723 // Disable the parent package (parent always replaced) 16724 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16725 // Disable the child packages 16726 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16727 for (int i = 0; i < childCount; i++) { 16728 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16729 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16730 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16731 } 16732 return disabled; 16733 } 16734 16735 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16736 String installerPackageName) { 16737 // Enable the parent package 16738 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16739 // Enable the child packages 16740 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16741 for (int i = 0; i < childCount; i++) { 16742 PackageParser.Package childPkg = pkg.childPackages.get(i); 16743 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16744 } 16745 } 16746 16747 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16748 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16749 // Update the parent package setting 16750 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16751 res, user, installReason); 16752 // Update the child packages setting 16753 final int childCount = (newPackage.childPackages != null) 16754 ? newPackage.childPackages.size() : 0; 16755 for (int i = 0; i < childCount; i++) { 16756 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16757 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16758 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16759 childRes.origUsers, childRes, user, installReason); 16760 } 16761 } 16762 16763 private void updateSettingsInternalLI(PackageParser.Package pkg, 16764 String installerPackageName, int[] allUsers, int[] installedForUsers, 16765 PackageInstalledInfo res, UserHandle user, int installReason) { 16766 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16767 16768 final String pkgName = pkg.packageName; 16769 16770 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16771 synchronized (mPackages) { 16772// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16773 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16774 mPermissionCallback); 16775 // For system-bundled packages, we assume that installing an upgraded version 16776 // of the package implies that the user actually wants to run that new code, 16777 // so we enable the package. 16778 PackageSetting ps = mSettings.mPackages.get(pkgName); 16779 final int userId = user.getIdentifier(); 16780 if (ps != null) { 16781 if (isSystemApp(pkg)) { 16782 if (DEBUG_INSTALL) { 16783 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16784 } 16785 // Enable system package for requested users 16786 if (res.origUsers != null) { 16787 for (int origUserId : res.origUsers) { 16788 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16789 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16790 origUserId, installerPackageName); 16791 } 16792 } 16793 } 16794 // Also convey the prior install/uninstall state 16795 if (allUsers != null && installedForUsers != null) { 16796 for (int currentUserId : allUsers) { 16797 final boolean installed = ArrayUtils.contains( 16798 installedForUsers, currentUserId); 16799 if (DEBUG_INSTALL) { 16800 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16801 } 16802 ps.setInstalled(installed, currentUserId); 16803 } 16804 // these install state changes will be persisted in the 16805 // upcoming call to mSettings.writeLPr(). 16806 } 16807 } 16808 // It's implied that when a user requests installation, they want the app to be 16809 // installed and enabled. 16810 if (userId != UserHandle.USER_ALL) { 16811 ps.setInstalled(true, userId); 16812 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16813 } else { 16814 for (int currentUserId : sUserManager.getUserIds()) { 16815 ps.setInstalled(true, currentUserId); 16816 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, currentUserId, 16817 installerPackageName); 16818 } 16819 } 16820 16821 // When replacing an existing package, preserve the original install reason for all 16822 // users that had the package installed before. 16823 final Set<Integer> previousUserIds = new ArraySet<>(); 16824 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16825 final int installReasonCount = res.removedInfo.installReasons.size(); 16826 for (int i = 0; i < installReasonCount; i++) { 16827 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16828 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16829 ps.setInstallReason(previousInstallReason, previousUserId); 16830 previousUserIds.add(previousUserId); 16831 } 16832 } 16833 16834 // Set install reason for users that are having the package newly installed. 16835 if (userId == UserHandle.USER_ALL) { 16836 for (int currentUserId : sUserManager.getUserIds()) { 16837 if (!previousUserIds.contains(currentUserId)) { 16838 ps.setInstallReason(installReason, currentUserId); 16839 } 16840 } 16841 } else if (!previousUserIds.contains(userId)) { 16842 ps.setInstallReason(installReason, userId); 16843 } 16844 mSettings.writeKernelMappingLPr(ps); 16845 } 16846 res.name = pkgName; 16847 res.uid = pkg.applicationInfo.uid; 16848 res.pkg = pkg; 16849 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16850 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16851 //to update install status 16852 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16853 mSettings.writeLPr(); 16854 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16855 } 16856 16857 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16858 } 16859 16860 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16861 try { 16862 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16863 installPackageLI(args, res); 16864 } finally { 16865 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16866 } 16867 } 16868 16869 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16870 final int installFlags = args.installFlags; 16871 final String installerPackageName = args.installerPackageName; 16872 final String volumeUuid = args.volumeUuid; 16873 final File tmpPackageFile = new File(args.getCodePath()); 16874 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16875 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16876 || (args.volumeUuid != null)); 16877 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16878 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16879 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16880 final boolean virtualPreload = 16881 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16882 boolean replace = false; 16883 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16884 if (args.move != null) { 16885 // moving a complete application; perform an initial scan on the new install location 16886 scanFlags |= SCAN_INITIAL; 16887 } 16888 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16889 scanFlags |= SCAN_DONT_KILL_APP; 16890 } 16891 if (instantApp) { 16892 scanFlags |= SCAN_AS_INSTANT_APP; 16893 } 16894 if (fullApp) { 16895 scanFlags |= SCAN_AS_FULL_APP; 16896 } 16897 if (virtualPreload) { 16898 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16899 } 16900 16901 // Result object to be returned 16902 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16903 res.installerPackageName = installerPackageName; 16904 16905 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16906 16907 // Sanity check 16908 if (instantApp && (forwardLocked || onExternal)) { 16909 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16910 + " external=" + onExternal); 16911 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16912 return; 16913 } 16914 16915 // Retrieve PackageSettings and parse package 16916 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16917 | PackageParser.PARSE_ENFORCE_CODE 16918 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16919 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16920 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16921 PackageParser pp = new PackageParser(); 16922 pp.setSeparateProcesses(mSeparateProcesses); 16923 pp.setDisplayMetrics(mMetrics); 16924 pp.setCallback(mPackageParserCallback); 16925 16926 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16927 final PackageParser.Package pkg; 16928 try { 16929 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16930 DexMetadataHelper.validatePackageDexMetadata(pkg); 16931 } catch (PackageParserException e) { 16932 res.setError("Failed parse during installPackageLI", e); 16933 return; 16934 } finally { 16935 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16936 } 16937 16938 // Instant apps have several additional install-time checks. 16939 if (instantApp) { 16940 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16941 Slog.w(TAG, 16942 "Instant app package " + pkg.packageName + " does not target at least O"); 16943 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16944 "Instant app package must target at least O"); 16945 return; 16946 } 16947 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16948 Slog.w(TAG, "Instant app package " + pkg.packageName 16949 + " does not target targetSandboxVersion 2"); 16950 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16951 "Instant app package must use targetSandboxVersion 2"); 16952 return; 16953 } 16954 if (pkg.mSharedUserId != null) { 16955 Slog.w(TAG, "Instant app package " + pkg.packageName 16956 + " may not declare sharedUserId."); 16957 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16958 "Instant app package may not declare a sharedUserId"); 16959 return; 16960 } 16961 } 16962 16963 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16964 // Static shared libraries have synthetic package names 16965 renameStaticSharedLibraryPackage(pkg); 16966 16967 // No static shared libs on external storage 16968 if (onExternal) { 16969 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16970 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16971 "Packages declaring static-shared libs cannot be updated"); 16972 return; 16973 } 16974 } 16975 16976 // If we are installing a clustered package add results for the children 16977 if (pkg.childPackages != null) { 16978 synchronized (mPackages) { 16979 final int childCount = pkg.childPackages.size(); 16980 for (int i = 0; i < childCount; i++) { 16981 PackageParser.Package childPkg = pkg.childPackages.get(i); 16982 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16983 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16984 childRes.pkg = childPkg; 16985 childRes.name = childPkg.packageName; 16986 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16987 if (childPs != null) { 16988 childRes.origUsers = childPs.queryInstalledUsers( 16989 sUserManager.getUserIds(), true); 16990 } 16991 if ((mPackages.containsKey(childPkg.packageName))) { 16992 childRes.removedInfo = new PackageRemovedInfo(this); 16993 childRes.removedInfo.removedPackage = childPkg.packageName; 16994 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16995 } 16996 if (res.addedChildPackages == null) { 16997 res.addedChildPackages = new ArrayMap<>(); 16998 } 16999 res.addedChildPackages.put(childPkg.packageName, childRes); 17000 } 17001 } 17002 } 17003 17004 // If package doesn't declare API override, mark that we have an install 17005 // time CPU ABI override. 17006 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 17007 pkg.cpuAbiOverride = args.abiOverride; 17008 } 17009 17010 String pkgName = res.name = pkg.packageName; 17011 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 17012 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 17013 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 17014 return; 17015 } 17016 } 17017 17018 try { 17019 // either use what we've been given or parse directly from the APK 17020 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 17021 pkg.setSigningDetails(args.signingDetails); 17022 } else { 17023 PackageParser.collectCertificates(pkg, false /* skipVerify */); 17024 } 17025 } catch (PackageParserException e) { 17026 res.setError("Failed collect during installPackageLI", e); 17027 return; 17028 } 17029 17030 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 17031 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 17032 Slog.w(TAG, "Instant app package " + pkg.packageName 17033 + " is not signed with at least APK Signature Scheme v2"); 17034 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17035 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 17036 return; 17037 } 17038 17039 // Get rid of all references to package scan path via parser. 17040 pp = null; 17041 String oldCodePath = null; 17042 boolean systemApp = false; 17043 synchronized (mPackages) { 17044 // Check if installing already existing package 17045 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 17046 String oldName = mSettings.getRenamedPackageLPr(pkgName); 17047 if (pkg.mOriginalPackages != null 17048 && pkg.mOriginalPackages.contains(oldName) 17049 && mPackages.containsKey(oldName)) { 17050 // This package is derived from an original package, 17051 // and this device has been updating from that original 17052 // name. We must continue using the original name, so 17053 // rename the new package here. 17054 pkg.setPackageName(oldName); 17055 pkgName = pkg.packageName; 17056 replace = true; 17057 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 17058 + oldName + " pkgName=" + pkgName); 17059 } else if (mPackages.containsKey(pkgName)) { 17060 // This package, under its official name, already exists 17061 // on the device; we should replace it. 17062 replace = true; 17063 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 17064 } 17065 17066 // Child packages are installed through the parent package 17067 if (pkg.parentPackage != null) { 17068 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17069 "Package " + pkg.packageName + " is child of package " 17070 + pkg.parentPackage.parentPackage + ". Child packages " 17071 + "can be updated only through the parent package."); 17072 return; 17073 } 17074 17075 if (replace) { 17076 // Prevent apps opting out from runtime permissions 17077 PackageParser.Package oldPackage = mPackages.get(pkgName); 17078 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 17079 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 17080 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 17081 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 17082 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 17083 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 17084 + " doesn't support runtime permissions but the old" 17085 + " target SDK " + oldTargetSdk + " does."); 17086 return; 17087 } 17088 // Prevent persistent apps from being updated 17089 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 17090 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 17091 "Package " + oldPackage.packageName + " is a persistent app. " 17092 + "Persistent apps are not updateable."); 17093 return; 17094 } 17095 // Prevent apps from downgrading their targetSandbox. 17096 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 17097 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 17098 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 17099 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 17100 "Package " + pkg.packageName + " new target sandbox " 17101 + newTargetSandbox + " is incompatible with the previous value of" 17102 + oldTargetSandbox + "."); 17103 return; 17104 } 17105 17106 // Prevent installing of child packages 17107 if (oldPackage.parentPackage != null) { 17108 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17109 "Package " + pkg.packageName + " is child of package " 17110 + oldPackage.parentPackage + ". Child packages " 17111 + "can be updated only through the parent package."); 17112 return; 17113 } 17114 } 17115 } 17116 17117 PackageSetting ps = mSettings.mPackages.get(pkgName); 17118 if (ps != null) { 17119 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 17120 17121 // Static shared libs have same package with different versions where 17122 // we internally use a synthetic package name to allow multiple versions 17123 // of the same package, therefore we need to compare signatures against 17124 // the package setting for the latest library version. 17125 PackageSetting signatureCheckPs = ps; 17126 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17127 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17128 if (libraryEntry != null) { 17129 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17130 } 17131 } 17132 17133 // Quick sanity check that we're signed correctly if updating; 17134 // we'll check this again later when scanning, but we want to 17135 // bail early here before tripping over redefined permissions. 17136 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17137 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 17138 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 17139 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17140 + pkg.packageName + " upgrade keys do not match the " 17141 + "previously installed version"); 17142 return; 17143 } 17144 } else { 17145 try { 17146 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 17147 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 17148 // We don't care about disabledPkgSetting on install for now. 17149 final boolean compatMatch = verifySignatures( 17150 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 17151 compareRecover); 17152 // The new KeySets will be re-added later in the scanning process. 17153 if (compatMatch) { 17154 synchronized (mPackages) { 17155 ksms.removeAppKeySetDataLPw(pkg.packageName); 17156 } 17157 } 17158 } catch (PackageManagerException e) { 17159 res.setError(e.error, e.getMessage()); 17160 return; 17161 } 17162 } 17163 17164 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17165 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17166 systemApp = (ps.pkg.applicationInfo.flags & 17167 ApplicationInfo.FLAG_SYSTEM) != 0; 17168 } 17169 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17170 } 17171 17172 int N = pkg.permissions.size(); 17173 for (int i = N-1; i >= 0; i--) { 17174 final PackageParser.Permission perm = pkg.permissions.get(i); 17175 final BasePermission bp = 17176 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 17177 17178 // Don't allow anyone but the system to define ephemeral permissions. 17179 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 17180 && !systemApp) { 17181 Slog.w(TAG, "Non-System package " + pkg.packageName 17182 + " attempting to delcare ephemeral permission " 17183 + perm.info.name + "; Removing ephemeral."); 17184 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 17185 } 17186 17187 // Check whether the newly-scanned package wants to define an already-defined perm 17188 if (bp != null) { 17189 // If the defining package is signed with our cert, it's okay. This 17190 // also includes the "updating the same package" case, of course. 17191 // "updating same package" could also involve key-rotation. 17192 final boolean sigsOk; 17193 final String sourcePackageName = bp.getSourcePackageName(); 17194 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 17195 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17196 if (sourcePackageName.equals(pkg.packageName) 17197 && (ksms.shouldCheckUpgradeKeySetLocked( 17198 sourcePackageSetting, scanFlags))) { 17199 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 17200 } else { 17201 17202 // in the event of signing certificate rotation, we need to see if the 17203 // package's certificate has rotated from the current one, or if it is an 17204 // older certificate with which the current is ok with sharing permissions 17205 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17206 pkg.mSigningDetails, 17207 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17208 sigsOk = true; 17209 } else if (pkg.mSigningDetails.checkCapability( 17210 sourcePackageSetting.signatures.mSigningDetails, 17211 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17212 17213 // the scanned package checks out, has signing certificate rotation 17214 // history, and is newer; bring it over 17215 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17216 sigsOk = true; 17217 } else { 17218 sigsOk = false; 17219 } 17220 } 17221 if (!sigsOk) { 17222 // If the owning package is the system itself, we log but allow 17223 // install to proceed; we fail the install on all other permission 17224 // redefinitions. 17225 if (!sourcePackageName.equals("android")) { 17226 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17227 + pkg.packageName + " attempting to redeclare permission " 17228 + perm.info.name + " already owned by " + sourcePackageName); 17229 res.origPermission = perm.info.name; 17230 res.origPackage = sourcePackageName; 17231 return; 17232 } else { 17233 Slog.w(TAG, "Package " + pkg.packageName 17234 + " attempting to redeclare system permission " 17235 + perm.info.name + "; ignoring new declaration"); 17236 pkg.permissions.remove(i); 17237 } 17238 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17239 // Prevent apps to change protection level to dangerous from any other 17240 // type as this would allow a privilege escalation where an app adds a 17241 // normal/signature permission in other app's group and later redefines 17242 // it as dangerous leading to the group auto-grant. 17243 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17244 == PermissionInfo.PROTECTION_DANGEROUS) { 17245 if (bp != null && !bp.isRuntime()) { 17246 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17247 + "non-runtime permission " + perm.info.name 17248 + " to runtime; keeping old protection level"); 17249 perm.info.protectionLevel = bp.getProtectionLevel(); 17250 } 17251 } 17252 } 17253 } 17254 } 17255 } 17256 17257 if (systemApp) { 17258 if (onExternal) { 17259 // Abort update; system app can't be replaced with app on sdcard 17260 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17261 "Cannot install updates to system apps on sdcard"); 17262 return; 17263 } else if (instantApp) { 17264 // Abort update; system app can't be replaced with an instant app 17265 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17266 "Cannot update a system app with an instant app"); 17267 return; 17268 } 17269 } 17270 17271 if (args.move != null) { 17272 // We did an in-place move, so dex is ready to roll 17273 scanFlags |= SCAN_NO_DEX; 17274 scanFlags |= SCAN_MOVE; 17275 17276 synchronized (mPackages) { 17277 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17278 if (ps == null) { 17279 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17280 "Missing settings for moved package " + pkgName); 17281 } 17282 17283 // We moved the entire application as-is, so bring over the 17284 // previously derived ABI information. 17285 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17286 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17287 } 17288 17289 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17290 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17291 scanFlags |= SCAN_NO_DEX; 17292 17293 try { 17294 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17295 args.abiOverride : pkg.cpuAbiOverride); 17296 final boolean extractNativeLibs = !pkg.isLibrary(); 17297 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17298 } catch (PackageManagerException pme) { 17299 Slog.e(TAG, "Error deriving application ABI", pme); 17300 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17301 return; 17302 } 17303 17304 // Shared libraries for the package need to be updated. 17305 synchronized (mPackages) { 17306 try { 17307 updateSharedLibrariesLPr(pkg, null); 17308 } catch (PackageManagerException e) { 17309 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17310 } 17311 } 17312 } 17313 17314 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17315 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17316 return; 17317 } 17318 17319 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17320 String apkPath = null; 17321 synchronized (mPackages) { 17322 // Note that if the attacker managed to skip verify setup, for example by tampering 17323 // with the package settings, upon reboot we will do full apk verification when 17324 // verity is not detected. 17325 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17326 if (ps != null && ps.isPrivileged()) { 17327 apkPath = pkg.baseCodePath; 17328 } 17329 } 17330 17331 if (apkPath != null) { 17332 final VerityUtils.SetupResult result = 17333 VerityUtils.generateApkVeritySetupData(apkPath); 17334 if (result.isOk()) { 17335 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17336 FileDescriptor fd = result.getUnownedFileDescriptor(); 17337 try { 17338 mInstaller.installApkVerity(apkPath, fd); 17339 } catch (InstallerException e) { 17340 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17341 "Failed to set up verity: " + e); 17342 return; 17343 } finally { 17344 IoUtils.closeQuietly(fd); 17345 } 17346 } else if (result.isFailed()) { 17347 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17348 return; 17349 } else { 17350 // Do nothing if verity is skipped. Will fall back to full apk verification on 17351 // reboot. 17352 } 17353 } 17354 } 17355 17356 if (!instantApp) { 17357 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17358 } else { 17359 if (DEBUG_DOMAIN_VERIFICATION) { 17360 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17361 } 17362 } 17363 17364 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17365 "installPackageLI")) { 17366 if (replace) { 17367 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17368 // Static libs have a synthetic package name containing the version 17369 // and cannot be updated as an update would get a new package name, 17370 // unless this is the exact same version code which is useful for 17371 // development. 17372 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17373 if (existingPkg != null && 17374 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17375 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17376 + "static-shared libs cannot be updated"); 17377 return; 17378 } 17379 } 17380 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17381 installerPackageName, res, args.installReason); 17382 } else { 17383 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17384 args.user, installerPackageName, volumeUuid, res, args.installReason); 17385 } 17386 } 17387 17388 // Prepare the application profiles for the new code paths. 17389 // This needs to be done before invoking dexopt so that any install-time profile 17390 // can be used for optimizations. 17391 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17392 17393 // Check whether we need to dexopt the app. 17394 // 17395 // NOTE: it is IMPORTANT to call dexopt: 17396 // - after doRename which will sync the package data from PackageParser.Package and its 17397 // corresponding ApplicationInfo. 17398 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17399 // uid of the application (pkg.applicationInfo.uid). 17400 // This update happens in place! 17401 // 17402 // We only need to dexopt if the package meets ALL of the following conditions: 17403 // 1) it is not forward locked. 17404 // 2) it is not on on an external ASEC container. 17405 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17406 // 17407 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17408 // complete, so we skip this step during installation. Instead, we'll take extra time 17409 // the first time the instant app starts. It's preferred to do it this way to provide 17410 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17411 // middle of running an instant app. The default behaviour can be overridden 17412 // via gservices. 17413 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17414 && !forwardLocked 17415 && !pkg.applicationInfo.isExternalAsec() 17416 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17417 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17418 17419 if (performDexopt) { 17420 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17421 // Do not run PackageDexOptimizer through the local performDexOpt 17422 // method because `pkg` may not be in `mPackages` yet. 17423 // 17424 // Also, don't fail application installs if the dexopt step fails. 17425 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17426 REASON_INSTALL, 17427 DexoptOptions.DEXOPT_BOOT_COMPLETE | 17428 DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE); 17429 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17430 null /* instructionSets */, 17431 getOrCreateCompilerPackageStats(pkg), 17432 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17433 dexoptOptions); 17434 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17435 } 17436 17437 // Notify BackgroundDexOptService that the package has been changed. 17438 // If this is an update of a package which used to fail to compile, 17439 // BackgroundDexOptService will remove it from its blacklist. 17440 // TODO: Layering violation 17441 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17442 17443 synchronized (mPackages) { 17444 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17445 if (ps != null) { 17446 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17447 ps.setUpdateAvailable(false /*updateAvailable*/); 17448 } 17449 17450 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17451 for (int i = 0; i < childCount; i++) { 17452 PackageParser.Package childPkg = pkg.childPackages.get(i); 17453 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17454 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17455 if (childPs != null) { 17456 childRes.newUsers = childPs.queryInstalledUsers( 17457 sUserManager.getUserIds(), true); 17458 } 17459 } 17460 17461 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17462 updateSequenceNumberLP(ps, res.newUsers); 17463 updateInstantAppInstallerLocked(pkgName); 17464 } 17465 } 17466 } 17467 17468 private void startIntentFilterVerifications(int userId, boolean replacing, 17469 PackageParser.Package pkg) { 17470 if (mIntentFilterVerifierComponent == null) { 17471 Slog.w(TAG, "No IntentFilter verification will not be done as " 17472 + "there is no IntentFilterVerifier available!"); 17473 return; 17474 } 17475 17476 final int verifierUid = getPackageUid( 17477 mIntentFilterVerifierComponent.getPackageName(), 17478 MATCH_DEBUG_TRIAGED_MISSING, 17479 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17480 17481 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17482 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17483 mHandler.sendMessage(msg); 17484 17485 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17486 for (int i = 0; i < childCount; i++) { 17487 PackageParser.Package childPkg = pkg.childPackages.get(i); 17488 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17489 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17490 mHandler.sendMessage(msg); 17491 } 17492 } 17493 17494 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17495 PackageParser.Package pkg) { 17496 int size = pkg.activities.size(); 17497 if (size == 0) { 17498 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17499 "No activity, so no need to verify any IntentFilter!"); 17500 return; 17501 } 17502 17503 final boolean hasDomainURLs = hasDomainURLs(pkg); 17504 if (!hasDomainURLs) { 17505 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17506 "No domain URLs, so no need to verify any IntentFilter!"); 17507 return; 17508 } 17509 17510 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17511 + " if any IntentFilter from the " + size 17512 + " Activities needs verification ..."); 17513 17514 int count = 0; 17515 final String packageName = pkg.packageName; 17516 17517 synchronized (mPackages) { 17518 // If this is a new install and we see that we've already run verification for this 17519 // package, we have nothing to do: it means the state was restored from backup. 17520 if (!replacing) { 17521 IntentFilterVerificationInfo ivi = 17522 mSettings.getIntentFilterVerificationLPr(packageName); 17523 if (ivi != null) { 17524 if (DEBUG_DOMAIN_VERIFICATION) { 17525 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17526 + ivi.getStatusString()); 17527 } 17528 return; 17529 } 17530 } 17531 17532 // If any filters need to be verified, then all need to be. 17533 boolean needToVerify = false; 17534 for (PackageParser.Activity a : pkg.activities) { 17535 for (ActivityIntentInfo filter : a.intents) { 17536 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17537 if (DEBUG_DOMAIN_VERIFICATION) { 17538 Slog.d(TAG, 17539 "Intent filter needs verification, so processing all filters"); 17540 } 17541 needToVerify = true; 17542 break; 17543 } 17544 } 17545 } 17546 17547 if (needToVerify) { 17548 final int verificationId = mIntentFilterVerificationToken++; 17549 for (PackageParser.Activity a : pkg.activities) { 17550 for (ActivityIntentInfo filter : a.intents) { 17551 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17552 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17553 "Verification needed for IntentFilter:" + filter.toString()); 17554 mIntentFilterVerifier.addOneIntentFilterVerification( 17555 verifierUid, userId, verificationId, filter, packageName); 17556 count++; 17557 } 17558 } 17559 } 17560 } 17561 } 17562 17563 if (count > 0) { 17564 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17565 + " IntentFilter verification" + (count > 1 ? "s" : "") 17566 + " for userId:" + userId); 17567 mIntentFilterVerifier.startVerifications(userId); 17568 } else { 17569 if (DEBUG_DOMAIN_VERIFICATION) { 17570 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17571 } 17572 } 17573 } 17574 17575 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17576 final ComponentName cn = filter.activity.getComponentName(); 17577 final String packageName = cn.getPackageName(); 17578 17579 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17580 packageName); 17581 if (ivi == null) { 17582 return true; 17583 } 17584 int status = ivi.getStatus(); 17585 switch (status) { 17586 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17587 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17588 return true; 17589 17590 default: 17591 // Nothing to do 17592 return false; 17593 } 17594 } 17595 17596 private static boolean isMultiArch(ApplicationInfo info) { 17597 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17598 } 17599 17600 private static boolean isExternal(PackageParser.Package pkg) { 17601 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17602 } 17603 17604 private static boolean isExternal(PackageSetting ps) { 17605 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17606 } 17607 17608 private static boolean isSystemApp(PackageParser.Package pkg) { 17609 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17610 } 17611 17612 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17613 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17614 } 17615 17616 private static boolean isOemApp(PackageParser.Package pkg) { 17617 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17618 } 17619 17620 private static boolean isVendorApp(PackageParser.Package pkg) { 17621 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17622 } 17623 17624 private static boolean isProductApp(PackageParser.Package pkg) { 17625 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17626 } 17627 17628 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17629 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17630 } 17631 17632 private static boolean isSystemApp(PackageSetting ps) { 17633 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17634 } 17635 17636 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17637 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17638 } 17639 17640 private int packageFlagsToInstallFlags(PackageSetting ps) { 17641 int installFlags = 0; 17642 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17643 // This existing package was an external ASEC install when we have 17644 // the external flag without a UUID 17645 installFlags |= PackageManager.INSTALL_EXTERNAL; 17646 } 17647 if (ps.isForwardLocked()) { 17648 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17649 } 17650 return installFlags; 17651 } 17652 17653 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17654 if (isExternal(pkg)) { 17655 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17656 return mSettings.getExternalVersion(); 17657 } else { 17658 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17659 } 17660 } else { 17661 return mSettings.getInternalVersion(); 17662 } 17663 } 17664 17665 private void deleteTempPackageFiles() { 17666 final FilenameFilter filter = new FilenameFilter() { 17667 public boolean accept(File dir, String name) { 17668 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17669 } 17670 }; 17671 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17672 file.delete(); 17673 } 17674 } 17675 17676 @Override 17677 public void deletePackageAsUser(String packageName, int versionCode, 17678 IPackageDeleteObserver observer, int userId, int flags) { 17679 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17680 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17681 } 17682 17683 @Override 17684 public void deletePackageVersioned(VersionedPackage versionedPackage, 17685 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17686 final int callingUid = Binder.getCallingUid(); 17687 mContext.enforceCallingOrSelfPermission( 17688 android.Manifest.permission.DELETE_PACKAGES, null); 17689 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17690 Preconditions.checkNotNull(versionedPackage); 17691 Preconditions.checkNotNull(observer); 17692 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17693 PackageManager.VERSION_CODE_HIGHEST, 17694 Long.MAX_VALUE, "versionCode must be >= -1"); 17695 17696 final String packageName = versionedPackage.getPackageName(); 17697 final long versionCode = versionedPackage.getLongVersionCode(); 17698 final String internalPackageName; 17699 synchronized (mPackages) { 17700 // Normalize package name to handle renamed packages and static libs 17701 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17702 } 17703 17704 final int uid = Binder.getCallingUid(); 17705 if (!isOrphaned(internalPackageName) 17706 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17707 try { 17708 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17709 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17710 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17711 observer.onUserActionRequired(intent); 17712 } catch (RemoteException re) { 17713 } 17714 return; 17715 } 17716 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17717 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17718 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17719 mContext.enforceCallingOrSelfPermission( 17720 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17721 "deletePackage for user " + userId); 17722 } 17723 17724 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17725 try { 17726 observer.onPackageDeleted(packageName, 17727 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17728 } catch (RemoteException re) { 17729 } 17730 return; 17731 } 17732 17733 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17734 try { 17735 observer.onPackageDeleted(packageName, 17736 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17737 } catch (RemoteException re) { 17738 } 17739 return; 17740 } 17741 17742 if (DEBUG_REMOVE) { 17743 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17744 + " deleteAllUsers: " + deleteAllUsers + " version=" 17745 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17746 ? "VERSION_CODE_HIGHEST" : versionCode)); 17747 } 17748 // Queue up an async operation since the package deletion may take a little while. 17749 mHandler.post(new Runnable() { 17750 public void run() { 17751 mHandler.removeCallbacks(this); 17752 int returnCode; 17753 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17754 boolean doDeletePackage = true; 17755 if (ps != null) { 17756 final boolean targetIsInstantApp = 17757 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17758 doDeletePackage = !targetIsInstantApp 17759 || canViewInstantApps; 17760 } 17761 if (doDeletePackage) { 17762 if (!deleteAllUsers) { 17763 returnCode = deletePackageX(internalPackageName, versionCode, 17764 userId, deleteFlags); 17765 } else { 17766 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17767 internalPackageName, users); 17768 // If nobody is blocking uninstall, proceed with delete for all users 17769 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17770 returnCode = deletePackageX(internalPackageName, versionCode, 17771 userId, deleteFlags); 17772 } else { 17773 // Otherwise uninstall individually for users with blockUninstalls=false 17774 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17775 for (int userId : users) { 17776 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17777 returnCode = deletePackageX(internalPackageName, versionCode, 17778 userId, userFlags); 17779 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17780 Slog.w(TAG, "Package delete failed for user " + userId 17781 + ", returnCode " + returnCode); 17782 } 17783 } 17784 } 17785 // The app has only been marked uninstalled for certain users. 17786 // We still need to report that delete was blocked 17787 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17788 } 17789 } 17790 } else { 17791 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17792 } 17793 try { 17794 observer.onPackageDeleted(packageName, returnCode, null); 17795 } catch (RemoteException e) { 17796 Log.i(TAG, "Observer no longer exists."); 17797 } //end catch 17798 } //end run 17799 }); 17800 } 17801 17802 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17803 if (pkg.staticSharedLibName != null) { 17804 return pkg.manifestPackageName; 17805 } 17806 return pkg.packageName; 17807 } 17808 17809 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17810 // Handle renamed packages 17811 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17812 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17813 17814 // Is this a static library? 17815 LongSparseArray<SharedLibraryEntry> versionedLib = 17816 mStaticLibsByDeclaringPackage.get(packageName); 17817 if (versionedLib == null || versionedLib.size() <= 0) { 17818 return packageName; 17819 } 17820 17821 // Figure out which lib versions the caller can see 17822 LongSparseLongArray versionsCallerCanSee = null; 17823 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17824 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17825 && callingAppId != Process.ROOT_UID) { 17826 versionsCallerCanSee = new LongSparseLongArray(); 17827 String libName = versionedLib.valueAt(0).info.getName(); 17828 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17829 if (uidPackages != null) { 17830 for (String uidPackage : uidPackages) { 17831 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17832 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17833 if (libIdx >= 0) { 17834 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17835 versionsCallerCanSee.append(libVersion, libVersion); 17836 } 17837 } 17838 } 17839 } 17840 17841 // Caller can see nothing - done 17842 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17843 return packageName; 17844 } 17845 17846 // Find the version the caller can see and the app version code 17847 SharedLibraryEntry highestVersion = null; 17848 final int versionCount = versionedLib.size(); 17849 for (int i = 0; i < versionCount; i++) { 17850 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17851 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17852 libEntry.info.getLongVersion()) < 0) { 17853 continue; 17854 } 17855 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17856 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17857 if (libVersionCode == versionCode) { 17858 return libEntry.apk; 17859 } 17860 } else if (highestVersion == null) { 17861 highestVersion = libEntry; 17862 } else if (libVersionCode > highestVersion.info 17863 .getDeclaringPackage().getLongVersionCode()) { 17864 highestVersion = libEntry; 17865 } 17866 } 17867 17868 if (highestVersion != null) { 17869 return highestVersion.apk; 17870 } 17871 17872 return packageName; 17873 } 17874 17875 boolean isCallerVerifier(int callingUid) { 17876 final int callingUserId = UserHandle.getUserId(callingUid); 17877 return mRequiredVerifierPackage != null && 17878 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17879 } 17880 17881 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17882 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17883 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17884 return true; 17885 } 17886 final int callingUserId = UserHandle.getUserId(callingUid); 17887 // If the caller installed the pkgName, then allow it to silently uninstall. 17888 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17889 return true; 17890 } 17891 17892 // Allow package verifier to silently uninstall. 17893 if (mRequiredVerifierPackage != null && 17894 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17895 return true; 17896 } 17897 17898 // Allow package uninstaller to silently uninstall. 17899 if (mRequiredUninstallerPackage != null && 17900 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17901 return true; 17902 } 17903 17904 // Allow storage manager to silently uninstall. 17905 if (mStorageManagerPackage != null && 17906 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17907 return true; 17908 } 17909 17910 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17911 // uninstall for device owner provisioning. 17912 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17913 == PERMISSION_GRANTED) { 17914 return true; 17915 } 17916 17917 return false; 17918 } 17919 17920 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17921 int[] result = EMPTY_INT_ARRAY; 17922 for (int userId : userIds) { 17923 if (getBlockUninstallForUser(packageName, userId)) { 17924 result = ArrayUtils.appendInt(result, userId); 17925 } 17926 } 17927 return result; 17928 } 17929 17930 @Override 17931 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17932 final int callingUid = Binder.getCallingUid(); 17933 if (getInstantAppPackageName(callingUid) != null 17934 && !isCallerSameApp(packageName, callingUid)) { 17935 return false; 17936 } 17937 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17938 } 17939 17940 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17941 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17942 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17943 try { 17944 if (dpm != null) { 17945 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17946 /* callingUserOnly =*/ false); 17947 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17948 : deviceOwnerComponentName.getPackageName(); 17949 // Does the package contains the device owner? 17950 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17951 // this check is probably not needed, since DO should be registered as a device 17952 // admin on some user too. (Original bug for this: b/17657954) 17953 if (packageName.equals(deviceOwnerPackageName)) { 17954 return true; 17955 } 17956 // Does it contain a device admin for any user? 17957 int[] users; 17958 if (userId == UserHandle.USER_ALL) { 17959 users = sUserManager.getUserIds(); 17960 } else { 17961 users = new int[]{userId}; 17962 } 17963 for (int i = 0; i < users.length; ++i) { 17964 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17965 return true; 17966 } 17967 } 17968 } 17969 } catch (RemoteException e) { 17970 } 17971 return false; 17972 } 17973 17974 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17975 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17976 } 17977 17978 /** 17979 * This method is an internal method that could be get invoked either 17980 * to delete an installed package or to clean up a failed installation. 17981 * After deleting an installed package, a broadcast is sent to notify any 17982 * listeners that the package has been removed. For cleaning up a failed 17983 * installation, the broadcast is not necessary since the package's 17984 * installation wouldn't have sent the initial broadcast either 17985 * The key steps in deleting a package are 17986 * deleting the package information in internal structures like mPackages, 17987 * deleting the packages base directories through installd 17988 * updating mSettings to reflect current status 17989 * persisting settings for later use 17990 * sending a broadcast if necessary 17991 */ 17992 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17993 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17994 final boolean res; 17995 17996 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17997 ? UserHandle.USER_ALL : userId; 17998 17999 if (isPackageDeviceAdmin(packageName, removeUser)) { 18000 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 18001 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 18002 } 18003 18004 PackageSetting uninstalledPs = null; 18005 PackageParser.Package pkg = null; 18006 18007 // for the uninstall-updates case and restricted profiles, remember the per- 18008 // user handle installed state 18009 int[] allUsers; 18010 synchronized (mPackages) { 18011 uninstalledPs = mSettings.mPackages.get(packageName); 18012 if (uninstalledPs == null) { 18013 Slog.w(TAG, "Not removing non-existent package " + packageName); 18014 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18015 } 18016 18017 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 18018 && uninstalledPs.versionCode != versionCode) { 18019 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 18020 + uninstalledPs.versionCode + " != " + versionCode); 18021 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18022 } 18023 18024 // Static shared libs can be declared by any package, so let us not 18025 // allow removing a package if it provides a lib others depend on. 18026 pkg = mPackages.get(packageName); 18027 18028 allUsers = sUserManager.getUserIds(); 18029 18030 if (pkg != null && pkg.staticSharedLibName != null) { 18031 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 18032 pkg.staticSharedLibVersion); 18033 if (libEntry != null) { 18034 for (int currUserId : allUsers) { 18035 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 18036 continue; 18037 } 18038 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 18039 libEntry.info, 0, currUserId); 18040 if (!ArrayUtils.isEmpty(libClientPackages)) { 18041 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 18042 + " hosting lib " + libEntry.info.getName() + " version " 18043 + libEntry.info.getLongVersion() + " used by " + libClientPackages 18044 + " for user " + currUserId); 18045 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 18046 } 18047 } 18048 } 18049 } 18050 18051 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 18052 } 18053 18054 final int freezeUser; 18055 if (isUpdatedSystemApp(uninstalledPs) 18056 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 18057 // We're downgrading a system app, which will apply to all users, so 18058 // freeze them all during the downgrade 18059 freezeUser = UserHandle.USER_ALL; 18060 } else { 18061 freezeUser = removeUser; 18062 } 18063 18064 synchronized (mInstallLock) { 18065 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 18066 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 18067 deleteFlags, "deletePackageX")) { 18068 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 18069 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 18070 } 18071 synchronized (mPackages) { 18072 if (res) { 18073 if (pkg != null) { 18074 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 18075 } 18076 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 18077 updateInstantAppInstallerLocked(packageName); 18078 } 18079 } 18080 } 18081 18082 if (res) { 18083 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 18084 info.sendPackageRemovedBroadcasts(killApp); 18085 info.sendSystemPackageUpdatedBroadcasts(); 18086 info.sendSystemPackageAppearedBroadcasts(); 18087 } 18088 // Force a gc here. 18089 Runtime.getRuntime().gc(); 18090 // Delete the resources here after sending the broadcast to let 18091 // other processes clean up before deleting resources. 18092 if (info.args != null) { 18093 synchronized (mInstallLock) { 18094 info.args.doPostDeleteLI(true); 18095 } 18096 } 18097 18098 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18099 } 18100 18101 static class PackageRemovedInfo { 18102 final PackageSender packageSender; 18103 String removedPackage; 18104 String installerPackageName; 18105 int uid = -1; 18106 int removedAppId = -1; 18107 int[] origUsers; 18108 int[] removedUsers = null; 18109 int[] broadcastUsers = null; 18110 int[] instantUserIds = null; 18111 SparseArray<Integer> installReasons; 18112 boolean isRemovedPackageSystemUpdate = false; 18113 boolean isUpdate; 18114 boolean dataRemoved; 18115 boolean removedForAllUsers; 18116 boolean isStaticSharedLib; 18117 // Clean up resources deleted packages. 18118 InstallArgs args = null; 18119 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 18120 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 18121 18122 PackageRemovedInfo(PackageSender packageSender) { 18123 this.packageSender = packageSender; 18124 } 18125 18126 void sendPackageRemovedBroadcasts(boolean killApp) { 18127 sendPackageRemovedBroadcastInternal(killApp); 18128 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 18129 for (int i = 0; i < childCount; i++) { 18130 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18131 childInfo.sendPackageRemovedBroadcastInternal(killApp); 18132 } 18133 } 18134 18135 void sendSystemPackageUpdatedBroadcasts() { 18136 if (isRemovedPackageSystemUpdate) { 18137 sendSystemPackageUpdatedBroadcastsInternal(); 18138 final int childCount = (removedChildPackages != null) 18139 ? removedChildPackages.size() : 0; 18140 for (int i = 0; i < childCount; i++) { 18141 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18142 if (childInfo.isRemovedPackageSystemUpdate) { 18143 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 18144 } 18145 } 18146 } 18147 } 18148 18149 void sendSystemPackageAppearedBroadcasts() { 18150 final int packageCount = (appearedChildPackages != null) 18151 ? appearedChildPackages.size() : 0; 18152 for (int i = 0; i < packageCount; i++) { 18153 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 18154 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 18155 true /*sendBootCompleted*/, false /*startReceiver*/, 18156 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 18157 } 18158 } 18159 18160 private void sendSystemPackageUpdatedBroadcastsInternal() { 18161 Bundle extras = new Bundle(2); 18162 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18163 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18164 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18165 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18166 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18167 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18168 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 18169 null, null, 0, removedPackage, null, null, null); 18170 if (installerPackageName != null) { 18171 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18172 removedPackage, extras, 0 /*flags*/, 18173 installerPackageName, null, null, null); 18174 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18175 removedPackage, extras, 0 /*flags*/, 18176 installerPackageName, null, null, null); 18177 } 18178 } 18179 18180 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18181 // Don't send static shared library removal broadcasts as these 18182 // libs are visible only the the apps that depend on them an one 18183 // cannot remove the library if it has a dependency. 18184 if (isStaticSharedLib) { 18185 return; 18186 } 18187 Bundle extras = new Bundle(2); 18188 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18189 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18190 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18191 if (isUpdate || isRemovedPackageSystemUpdate) { 18192 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18193 } 18194 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18195 if (removedPackage != null) { 18196 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18197 removedPackage, extras, 0, null /*targetPackage*/, null, 18198 broadcastUsers, instantUserIds); 18199 if (installerPackageName != null) { 18200 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18201 removedPackage, extras, 0 /*flags*/, 18202 installerPackageName, null, broadcastUsers, instantUserIds); 18203 } 18204 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18205 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18206 removedPackage, extras, 18207 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18208 null, null, broadcastUsers, instantUserIds); 18209 packageSender.notifyPackageRemoved(removedPackage); 18210 } 18211 } 18212 if (removedAppId >= 0) { 18213 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18214 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18215 null, null, broadcastUsers, instantUserIds); 18216 } 18217 } 18218 18219 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18220 removedUsers = userIds; 18221 if (removedUsers == null) { 18222 broadcastUsers = null; 18223 return; 18224 } 18225 18226 broadcastUsers = EMPTY_INT_ARRAY; 18227 instantUserIds = EMPTY_INT_ARRAY; 18228 for (int i = userIds.length - 1; i >= 0; --i) { 18229 final int userId = userIds[i]; 18230 if (deletedPackageSetting.getInstantApp(userId)) { 18231 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18232 } else { 18233 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18234 } 18235 } 18236 } 18237 } 18238 18239 /* 18240 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18241 * flag is not set, the data directory is removed as well. 18242 * make sure this flag is set for partially installed apps. If not its meaningless to 18243 * delete a partially installed application. 18244 */ 18245 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18246 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18247 String packageName = ps.name; 18248 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18249 // Retrieve object to delete permissions for shared user later on 18250 final PackageParser.Package deletedPkg; 18251 final PackageSetting deletedPs; 18252 // reader 18253 synchronized (mPackages) { 18254 deletedPkg = mPackages.get(packageName); 18255 deletedPs = mSettings.mPackages.get(packageName); 18256 if (outInfo != null) { 18257 outInfo.removedPackage = packageName; 18258 outInfo.installerPackageName = ps.installerPackageName; 18259 outInfo.isStaticSharedLib = deletedPkg != null 18260 && deletedPkg.staticSharedLibName != null; 18261 outInfo.populateUsers(deletedPs == null ? null 18262 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18263 } 18264 } 18265 18266 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18267 18268 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18269 final PackageParser.Package resolvedPkg; 18270 if (deletedPkg != null) { 18271 resolvedPkg = deletedPkg; 18272 } else { 18273 // We don't have a parsed package when it lives on an ejected 18274 // adopted storage device, so fake something together 18275 resolvedPkg = new PackageParser.Package(ps.name); 18276 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18277 } 18278 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18279 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18280 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18281 if (outInfo != null) { 18282 outInfo.dataRemoved = true; 18283 } 18284 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18285 } 18286 18287 int removedAppId = -1; 18288 18289 // writer 18290 synchronized (mPackages) { 18291 boolean installedStateChanged = false; 18292 if (deletedPs != null) { 18293 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18294 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18295 clearDefaultBrowserIfNeeded(packageName); 18296 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18297 removedAppId = mSettings.removePackageLPw(packageName); 18298 if (outInfo != null) { 18299 outInfo.removedAppId = removedAppId; 18300 } 18301 mPermissionManager.updatePermissions( 18302 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18303 if (deletedPs.sharedUser != null) { 18304 // Remove permissions associated with package. Since runtime 18305 // permissions are per user we have to kill the removed package 18306 // or packages running under the shared user of the removed 18307 // package if revoking the permissions requested only by the removed 18308 // package is successful and this causes a change in gids. 18309 for (int userId : UserManagerService.getInstance().getUserIds()) { 18310 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18311 userId); 18312 if (userIdToKill == UserHandle.USER_ALL 18313 || userIdToKill >= UserHandle.USER_SYSTEM) { 18314 // If gids changed for this user, kill all affected packages. 18315 mHandler.post(new Runnable() { 18316 @Override 18317 public void run() { 18318 // This has to happen with no lock held. 18319 killApplication(deletedPs.name, deletedPs.appId, 18320 KILL_APP_REASON_GIDS_CHANGED); 18321 } 18322 }); 18323 break; 18324 } 18325 } 18326 } 18327 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18328 } 18329 // make sure to preserve per-user disabled state if this removal was just 18330 // a downgrade of a system app to the factory package 18331 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18332 if (DEBUG_REMOVE) { 18333 Slog.d(TAG, "Propagating install state across downgrade"); 18334 } 18335 for (int userId : allUserHandles) { 18336 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18337 if (DEBUG_REMOVE) { 18338 Slog.d(TAG, " user " + userId + " => " + installed); 18339 } 18340 if (installed != ps.getInstalled(userId)) { 18341 installedStateChanged = true; 18342 } 18343 ps.setInstalled(installed, userId); 18344 } 18345 } 18346 } 18347 // can downgrade to reader 18348 if (writeSettings) { 18349 // Save settings now 18350 mSettings.writeLPr(); 18351 } 18352 if (installedStateChanged) { 18353 mSettings.writeKernelMappingLPr(ps); 18354 } 18355 } 18356 if (removedAppId != -1) { 18357 // A user ID was deleted here. Go through all users and remove it 18358 // from KeyStore. 18359 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18360 } 18361 } 18362 18363 static boolean locationIsPrivileged(String path) { 18364 try { 18365 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18366 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18367 final File privilegedOdmAppDir = new File(Environment.getOdmDirectory(), "priv-app"); 18368 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18369 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18370 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18371 || path.startsWith(privilegedOdmAppDir.getCanonicalPath()) 18372 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18373 } catch (IOException e) { 18374 Slog.e(TAG, "Unable to access code path " + path); 18375 } 18376 return false; 18377 } 18378 18379 static boolean locationIsOem(String path) { 18380 try { 18381 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18382 } catch (IOException e) { 18383 Slog.e(TAG, "Unable to access code path " + path); 18384 } 18385 return false; 18386 } 18387 18388 static boolean locationIsVendor(String path) { 18389 try { 18390 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()) 18391 || path.startsWith(Environment.getOdmDirectory().getCanonicalPath()); 18392 } catch (IOException e) { 18393 Slog.e(TAG, "Unable to access code path " + path); 18394 } 18395 return false; 18396 } 18397 18398 static boolean locationIsProduct(String path) { 18399 try { 18400 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18401 } catch (IOException e) { 18402 Slog.e(TAG, "Unable to access code path " + path); 18403 } 18404 return false; 18405 } 18406 18407 /* 18408 * Tries to delete system package. 18409 */ 18410 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18411 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18412 boolean writeSettings) { 18413 if (deletedPs.parentPackageName != null) { 18414 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18415 return false; 18416 } 18417 18418 final boolean applyUserRestrictions 18419 = (allUserHandles != null) && (outInfo.origUsers != null); 18420 final PackageSetting disabledPs; 18421 // Confirm if the system package has been updated 18422 // An updated system app can be deleted. This will also have to restore 18423 // the system pkg from system partition 18424 // reader 18425 synchronized (mPackages) { 18426 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18427 } 18428 18429 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18430 + " disabledPs=" + disabledPs); 18431 18432 if (disabledPs == null) { 18433 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18434 return false; 18435 } else if (DEBUG_REMOVE) { 18436 Slog.d(TAG, "Deleting system pkg from data partition"); 18437 } 18438 18439 if (DEBUG_REMOVE) { 18440 if (applyUserRestrictions) { 18441 Slog.d(TAG, "Remembering install states:"); 18442 for (int userId : allUserHandles) { 18443 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18444 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18445 } 18446 } 18447 } 18448 18449 // Delete the updated package 18450 outInfo.isRemovedPackageSystemUpdate = true; 18451 if (outInfo.removedChildPackages != null) { 18452 final int childCount = (deletedPs.childPackageNames != null) 18453 ? deletedPs.childPackageNames.size() : 0; 18454 for (int i = 0; i < childCount; i++) { 18455 String childPackageName = deletedPs.childPackageNames.get(i); 18456 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18457 .contains(childPackageName)) { 18458 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18459 childPackageName); 18460 if (childInfo != null) { 18461 childInfo.isRemovedPackageSystemUpdate = true; 18462 } 18463 } 18464 } 18465 } 18466 18467 if (disabledPs.versionCode < deletedPs.versionCode) { 18468 // Delete data for downgrades 18469 flags &= ~PackageManager.DELETE_KEEP_DATA; 18470 } else { 18471 // Preserve data by setting flag 18472 flags |= PackageManager.DELETE_KEEP_DATA; 18473 } 18474 18475 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18476 outInfo, writeSettings, disabledPs.pkg); 18477 if (!ret) { 18478 return false; 18479 } 18480 18481 // writer 18482 synchronized (mPackages) { 18483 // NOTE: The system package always needs to be enabled; even if it's for 18484 // a compressed stub. If we don't, installing the system package fails 18485 // during scan [scanning checks the disabled packages]. We will reverse 18486 // this later, after we've "installed" the stub. 18487 // Reinstate the old system package 18488 enableSystemPackageLPw(disabledPs.pkg); 18489 // Remove any native libraries from the upgraded package. 18490 removeNativeBinariesLI(deletedPs); 18491 } 18492 18493 // Install the system package 18494 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18495 try { 18496 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18497 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18498 } catch (PackageManagerException e) { 18499 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18500 + e.getMessage()); 18501 return false; 18502 } finally { 18503 if (disabledPs.pkg.isStub) { 18504 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18505 } 18506 } 18507 return true; 18508 } 18509 18510 /** 18511 * Installs a package that's already on the system partition. 18512 */ 18513 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18514 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18515 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18516 throws PackageManagerException { 18517 @ParseFlags int parseFlags = 18518 mDefParseFlags 18519 | PackageParser.PARSE_MUST_BE_APK 18520 | PackageParser.PARSE_IS_SYSTEM_DIR; 18521 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18522 if (isPrivileged || locationIsPrivileged(codePathString)) { 18523 scanFlags |= SCAN_AS_PRIVILEGED; 18524 } 18525 if (locationIsOem(codePathString)) { 18526 scanFlags |= SCAN_AS_OEM; 18527 } 18528 if (locationIsVendor(codePathString)) { 18529 scanFlags |= SCAN_AS_VENDOR; 18530 } 18531 if (locationIsProduct(codePathString)) { 18532 scanFlags |= SCAN_AS_PRODUCT; 18533 } 18534 18535 final File codePath = new File(codePathString); 18536 final PackageParser.Package pkg = 18537 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18538 18539 try { 18540 // update shared libraries for the newly re-installed system package 18541 updateSharedLibrariesLPr(pkg, null); 18542 } catch (PackageManagerException e) { 18543 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18544 } 18545 18546 prepareAppDataAfterInstallLIF(pkg); 18547 18548 // writer 18549 synchronized (mPackages) { 18550 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18551 18552 // Propagate the permissions state as we do not want to drop on the floor 18553 // runtime permissions. The update permissions method below will take 18554 // care of removing obsolete permissions and grant install permissions. 18555 if (origPermissionState != null) { 18556 ps.getPermissionsState().copyFrom(origPermissionState); 18557 } 18558 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18559 mPermissionCallback); 18560 18561 final boolean applyUserRestrictions 18562 = (allUserHandles != null) && (origUserHandles != null); 18563 if (applyUserRestrictions) { 18564 boolean installedStateChanged = false; 18565 if (DEBUG_REMOVE) { 18566 Slog.d(TAG, "Propagating install state across reinstall"); 18567 } 18568 for (int userId : allUserHandles) { 18569 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18570 if (DEBUG_REMOVE) { 18571 Slog.d(TAG, " user " + userId + " => " + installed); 18572 } 18573 if (installed != ps.getInstalled(userId)) { 18574 installedStateChanged = true; 18575 } 18576 ps.setInstalled(installed, userId); 18577 18578 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18579 } 18580 // Regardless of writeSettings we need to ensure that this restriction 18581 // state propagation is persisted 18582 mSettings.writeAllUsersPackageRestrictionsLPr(); 18583 if (installedStateChanged) { 18584 mSettings.writeKernelMappingLPr(ps); 18585 } 18586 } 18587 // can downgrade to reader here 18588 if (writeSettings) { 18589 mSettings.writeLPr(); 18590 } 18591 } 18592 return pkg; 18593 } 18594 18595 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18596 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18597 PackageRemovedInfo outInfo, boolean writeSettings, 18598 PackageParser.Package replacingPackage) { 18599 synchronized (mPackages) { 18600 if (outInfo != null) { 18601 outInfo.uid = ps.appId; 18602 } 18603 18604 if (outInfo != null && outInfo.removedChildPackages != null) { 18605 final int childCount = (ps.childPackageNames != null) 18606 ? ps.childPackageNames.size() : 0; 18607 for (int i = 0; i < childCount; i++) { 18608 String childPackageName = ps.childPackageNames.get(i); 18609 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18610 if (childPs == null) { 18611 return false; 18612 } 18613 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18614 childPackageName); 18615 if (childInfo != null) { 18616 childInfo.uid = childPs.appId; 18617 } 18618 } 18619 } 18620 } 18621 18622 // Delete package data from internal structures and also remove data if flag is set 18623 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18624 18625 // Delete the child packages data 18626 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18627 for (int i = 0; i < childCount; i++) { 18628 PackageSetting childPs; 18629 synchronized (mPackages) { 18630 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18631 } 18632 if (childPs != null) { 18633 PackageRemovedInfo childOutInfo = (outInfo != null 18634 && outInfo.removedChildPackages != null) 18635 ? outInfo.removedChildPackages.get(childPs.name) : null; 18636 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18637 && (replacingPackage != null 18638 && !replacingPackage.hasChildPackage(childPs.name)) 18639 ? flags & ~DELETE_KEEP_DATA : flags; 18640 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18641 deleteFlags, writeSettings); 18642 } 18643 } 18644 18645 // Delete application code and resources only for parent packages 18646 if (ps.parentPackageName == null) { 18647 if (deleteCodeAndResources && (outInfo != null)) { 18648 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18649 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18650 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18651 } 18652 } 18653 18654 return true; 18655 } 18656 18657 @Override 18658 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18659 int userId) { 18660 mContext.enforceCallingOrSelfPermission( 18661 android.Manifest.permission.DELETE_PACKAGES, null); 18662 synchronized (mPackages) { 18663 // Cannot block uninstall of static shared libs as they are 18664 // considered a part of the using app (emulating static linking). 18665 // Also static libs are installed always on internal storage. 18666 PackageParser.Package pkg = mPackages.get(packageName); 18667 if (pkg != null && pkg.staticSharedLibName != null) { 18668 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18669 + " providing static shared library: " + pkg.staticSharedLibName); 18670 return false; 18671 } 18672 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18673 mSettings.writePackageRestrictionsLPr(userId); 18674 } 18675 return true; 18676 } 18677 18678 @Override 18679 public boolean getBlockUninstallForUser(String packageName, int userId) { 18680 synchronized (mPackages) { 18681 final PackageSetting ps = mSettings.mPackages.get(packageName); 18682 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18683 return false; 18684 } 18685 return mSettings.getBlockUninstallLPr(userId, packageName); 18686 } 18687 } 18688 18689 @Override 18690 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18691 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18692 synchronized (mPackages) { 18693 PackageSetting ps = mSettings.mPackages.get(packageName); 18694 if (ps == null) { 18695 Log.w(TAG, "Package doesn't exist: " + packageName); 18696 return false; 18697 } 18698 if (systemUserApp) { 18699 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18700 } else { 18701 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18702 } 18703 mSettings.writeLPr(); 18704 } 18705 return true; 18706 } 18707 18708 /* 18709 * This method handles package deletion in general 18710 */ 18711 private boolean deletePackageLIF(String packageName, UserHandle user, 18712 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18713 PackageRemovedInfo outInfo, boolean writeSettings, 18714 PackageParser.Package replacingPackage) { 18715 if (packageName == null) { 18716 Slog.w(TAG, "Attempt to delete null packageName."); 18717 return false; 18718 } 18719 18720 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18721 18722 PackageSetting ps; 18723 synchronized (mPackages) { 18724 ps = mSettings.mPackages.get(packageName); 18725 if (ps == null) { 18726 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18727 return false; 18728 } 18729 18730 if (ps.parentPackageName != null && (!isSystemApp(ps) 18731 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18732 if (DEBUG_REMOVE) { 18733 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18734 + ((user == null) ? UserHandle.USER_ALL : user)); 18735 } 18736 final int removedUserId = (user != null) ? user.getIdentifier() 18737 : UserHandle.USER_ALL; 18738 18739 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18740 return false; 18741 } 18742 markPackageUninstalledForUserLPw(ps, user); 18743 scheduleWritePackageRestrictionsLocked(user); 18744 return true; 18745 } 18746 } 18747 18748 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 18749 if (ps.getPermissionsState().hasPermission(Manifest.permission.SUSPEND_APPS, userId)) { 18750 onSuspendingPackageRemoved(packageName, userId); 18751 } 18752 18753 18754 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18755 && user.getIdentifier() != UserHandle.USER_ALL)) { 18756 // The caller is asking that the package only be deleted for a single 18757 // user. To do this, we just mark its uninstalled state and delete 18758 // its data. If this is a system app, we only allow this to happen if 18759 // they have set the special DELETE_SYSTEM_APP which requests different 18760 // semantics than normal for uninstalling system apps. 18761 markPackageUninstalledForUserLPw(ps, user); 18762 18763 if (!isSystemApp(ps)) { 18764 // Do not uninstall the APK if an app should be cached 18765 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18766 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18767 // Other user still have this package installed, so all 18768 // we need to do is clear this user's data and save that 18769 // it is uninstalled. 18770 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18771 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18772 return false; 18773 } 18774 scheduleWritePackageRestrictionsLocked(user); 18775 return true; 18776 } else { 18777 // We need to set it back to 'installed' so the uninstall 18778 // broadcasts will be sent correctly. 18779 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18780 ps.setInstalled(true, user.getIdentifier()); 18781 mSettings.writeKernelMappingLPr(ps); 18782 } 18783 } else { 18784 // This is a system app, so we assume that the 18785 // other users still have this package installed, so all 18786 // we need to do is clear this user's data and save that 18787 // it is uninstalled. 18788 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18789 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18790 return false; 18791 } 18792 scheduleWritePackageRestrictionsLocked(user); 18793 return true; 18794 } 18795 } 18796 18797 // If we are deleting a composite package for all users, keep track 18798 // of result for each child. 18799 if (ps.childPackageNames != null && outInfo != null) { 18800 synchronized (mPackages) { 18801 final int childCount = ps.childPackageNames.size(); 18802 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18803 for (int i = 0; i < childCount; i++) { 18804 String childPackageName = ps.childPackageNames.get(i); 18805 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18806 childInfo.removedPackage = childPackageName; 18807 childInfo.installerPackageName = ps.installerPackageName; 18808 outInfo.removedChildPackages.put(childPackageName, childInfo); 18809 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18810 if (childPs != null) { 18811 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18812 } 18813 } 18814 } 18815 } 18816 18817 boolean ret = false; 18818 if (isSystemApp(ps)) { 18819 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18820 // When an updated system application is deleted we delete the existing resources 18821 // as well and fall back to existing code in system partition 18822 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18823 } else { 18824 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18825 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18826 outInfo, writeSettings, replacingPackage); 18827 } 18828 18829 // Take a note whether we deleted the package for all users 18830 if (outInfo != null) { 18831 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18832 if (outInfo.removedChildPackages != null) { 18833 synchronized (mPackages) { 18834 final int childCount = outInfo.removedChildPackages.size(); 18835 for (int i = 0; i < childCount; i++) { 18836 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18837 if (childInfo != null) { 18838 childInfo.removedForAllUsers = mPackages.get( 18839 childInfo.removedPackage) == null; 18840 } 18841 } 18842 } 18843 } 18844 // If we uninstalled an update to a system app there may be some 18845 // child packages that appeared as they are declared in the system 18846 // app but were not declared in the update. 18847 if (isSystemApp(ps)) { 18848 synchronized (mPackages) { 18849 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18850 final int childCount = (updatedPs.childPackageNames != null) 18851 ? updatedPs.childPackageNames.size() : 0; 18852 for (int i = 0; i < childCount; i++) { 18853 String childPackageName = updatedPs.childPackageNames.get(i); 18854 if (outInfo.removedChildPackages == null 18855 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18856 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18857 if (childPs == null) { 18858 continue; 18859 } 18860 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18861 installRes.name = childPackageName; 18862 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18863 installRes.pkg = mPackages.get(childPackageName); 18864 installRes.uid = childPs.pkg.applicationInfo.uid; 18865 if (outInfo.appearedChildPackages == null) { 18866 outInfo.appearedChildPackages = new ArrayMap<>(); 18867 } 18868 outInfo.appearedChildPackages.put(childPackageName, installRes); 18869 } 18870 } 18871 } 18872 } 18873 } 18874 18875 return ret; 18876 } 18877 18878 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18879 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18880 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18881 for (int nextUserId : userIds) { 18882 if (DEBUG_REMOVE) { 18883 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18884 } 18885 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18886 false /*installed*/, 18887 true /*stopped*/, 18888 true /*notLaunched*/, 18889 false /*hidden*/, 18890 false /*suspended*/, 18891 null, /*suspendingPackage*/ 18892 null, /*suspendedAppExtras*/ 18893 null, /*suspendedLauncherExtras*/ 18894 false /*instantApp*/, 18895 false /*virtualPreload*/, 18896 null /*lastDisableAppCaller*/, 18897 null /*enabledComponents*/, 18898 null /*disabledComponents*/, 18899 ps.readUserState(nextUserId).domainVerificationStatus, 18900 0, PackageManager.INSTALL_REASON_UNKNOWN, 18901 null /*harmfulAppWarning*/); 18902 } 18903 mSettings.writeKernelMappingLPr(ps); 18904 } 18905 18906 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18907 PackageRemovedInfo outInfo) { 18908 final PackageParser.Package pkg; 18909 synchronized (mPackages) { 18910 pkg = mPackages.get(ps.name); 18911 } 18912 18913 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18914 : new int[] {userId}; 18915 for (int nextUserId : userIds) { 18916 if (DEBUG_REMOVE) { 18917 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18918 + nextUserId); 18919 } 18920 18921 destroyAppDataLIF(pkg, userId, 18922 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18923 destroyAppProfilesLIF(pkg, userId); 18924 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18925 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18926 schedulePackageCleaning(ps.name, nextUserId, false); 18927 synchronized (mPackages) { 18928 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18929 scheduleWritePackageRestrictionsLocked(nextUserId); 18930 } 18931 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18932 } 18933 } 18934 18935 if (outInfo != null) { 18936 outInfo.removedPackage = ps.name; 18937 outInfo.installerPackageName = ps.installerPackageName; 18938 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18939 outInfo.removedAppId = ps.appId; 18940 outInfo.removedUsers = userIds; 18941 outInfo.broadcastUsers = userIds; 18942 } 18943 18944 return true; 18945 } 18946 18947 private final class ClearStorageConnection implements ServiceConnection { 18948 IMediaContainerService mContainerService; 18949 18950 @Override 18951 public void onServiceConnected(ComponentName name, IBinder service) { 18952 synchronized (this) { 18953 mContainerService = IMediaContainerService.Stub 18954 .asInterface(Binder.allowBlocking(service)); 18955 notifyAll(); 18956 } 18957 } 18958 18959 @Override 18960 public void onServiceDisconnected(ComponentName name) { 18961 } 18962 } 18963 18964 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18965 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18966 18967 final boolean mounted; 18968 if (Environment.isExternalStorageEmulated()) { 18969 mounted = true; 18970 } else { 18971 final String status = Environment.getExternalStorageState(); 18972 18973 mounted = status.equals(Environment.MEDIA_MOUNTED) 18974 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18975 } 18976 18977 if (!mounted) { 18978 return; 18979 } 18980 18981 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18982 int[] users; 18983 if (userId == UserHandle.USER_ALL) { 18984 users = sUserManager.getUserIds(); 18985 } else { 18986 users = new int[] { userId }; 18987 } 18988 final ClearStorageConnection conn = new ClearStorageConnection(); 18989 if (mContext.bindServiceAsUser( 18990 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18991 try { 18992 for (int curUser : users) { 18993 long timeout = SystemClock.uptimeMillis() + 5000; 18994 synchronized (conn) { 18995 long now; 18996 while (conn.mContainerService == null && 18997 (now = SystemClock.uptimeMillis()) < timeout) { 18998 try { 18999 conn.wait(timeout - now); 19000 } catch (InterruptedException e) { 19001 } 19002 } 19003 } 19004 if (conn.mContainerService == null) { 19005 return; 19006 } 19007 19008 final UserEnvironment userEnv = new UserEnvironment(curUser); 19009 clearDirectory(conn.mContainerService, 19010 userEnv.buildExternalStorageAppCacheDirs(packageName)); 19011 if (allData) { 19012 clearDirectory(conn.mContainerService, 19013 userEnv.buildExternalStorageAppDataDirs(packageName)); 19014 clearDirectory(conn.mContainerService, 19015 userEnv.buildExternalStorageAppMediaDirs(packageName)); 19016 } 19017 } 19018 } finally { 19019 mContext.unbindService(conn); 19020 } 19021 } 19022 } 19023 19024 @Override 19025 public void clearApplicationProfileData(String packageName) { 19026 enforceSystemOrRoot("Only the system can clear all profile data"); 19027 19028 final PackageParser.Package pkg; 19029 synchronized (mPackages) { 19030 pkg = mPackages.get(packageName); 19031 } 19032 19033 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 19034 synchronized (mInstallLock) { 19035 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 19036 } 19037 } 19038 } 19039 19040 @Override 19041 public void clearApplicationUserData(final String packageName, 19042 final IPackageDataObserver observer, final int userId) { 19043 mContext.enforceCallingOrSelfPermission( 19044 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 19045 19046 final int callingUid = Binder.getCallingUid(); 19047 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19048 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 19049 19050 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19051 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 19052 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 19053 throw new SecurityException("Cannot clear data for a protected package: " 19054 + packageName); 19055 } 19056 // Queue up an async operation since the package deletion may take a little while. 19057 mHandler.post(new Runnable() { 19058 public void run() { 19059 mHandler.removeCallbacks(this); 19060 final boolean succeeded; 19061 if (!filterApp) { 19062 try (PackageFreezer freezer = freezePackage(packageName, 19063 "clearApplicationUserData")) { 19064 synchronized (mInstallLock) { 19065 succeeded = clearApplicationUserDataLIF(packageName, userId); 19066 } 19067 clearExternalStorageDataSync(packageName, userId, true); 19068 synchronized (mPackages) { 19069 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 19070 packageName, userId); 19071 } 19072 } 19073 if (succeeded) { 19074 // invoke DeviceStorageMonitor's update method to clear any notifications 19075 DeviceStorageMonitorInternal dsm = LocalServices 19076 .getService(DeviceStorageMonitorInternal.class); 19077 if (dsm != null) { 19078 dsm.checkMemory(); 19079 } 19080 } 19081 } else { 19082 succeeded = false; 19083 } 19084 if (observer != null) { 19085 try { 19086 observer.onRemoveCompleted(packageName, succeeded); 19087 } catch (RemoteException e) { 19088 Log.i(TAG, "Observer no longer exists."); 19089 } 19090 } //end if observer 19091 } //end run 19092 }); 19093 } 19094 19095 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 19096 if (packageName == null) { 19097 Slog.w(TAG, "Attempt to delete null packageName."); 19098 return false; 19099 } 19100 19101 // Try finding details about the requested package 19102 PackageParser.Package pkg; 19103 synchronized (mPackages) { 19104 pkg = mPackages.get(packageName); 19105 if (pkg == null) { 19106 final PackageSetting ps = mSettings.mPackages.get(packageName); 19107 if (ps != null) { 19108 pkg = ps.pkg; 19109 } 19110 } 19111 19112 if (pkg == null) { 19113 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 19114 return false; 19115 } 19116 19117 PackageSetting ps = (PackageSetting) pkg.mExtras; 19118 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19119 } 19120 19121 clearAppDataLIF(pkg, userId, 19122 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19123 19124 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 19125 removeKeystoreDataIfNeeded(userId, appId); 19126 19127 UserManagerInternal umInternal = getUserManagerInternal(); 19128 final int flags; 19129 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 19130 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19131 } else if (umInternal.isUserRunning(userId)) { 19132 flags = StorageManager.FLAG_STORAGE_DE; 19133 } else { 19134 flags = 0; 19135 } 19136 prepareAppDataContentsLIF(pkg, userId, flags); 19137 19138 return true; 19139 } 19140 19141 /** 19142 * Reverts user permission state changes (permissions and flags) in 19143 * all packages for a given user. 19144 * 19145 * @param userId The device user for which to do a reset. 19146 */ 19147 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 19148 final int packageCount = mPackages.size(); 19149 for (int i = 0; i < packageCount; i++) { 19150 PackageParser.Package pkg = mPackages.valueAt(i); 19151 PackageSetting ps = (PackageSetting) pkg.mExtras; 19152 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19153 } 19154 } 19155 19156 private void resetNetworkPolicies(int userId) { 19157 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 19158 } 19159 19160 /** 19161 * Reverts user permission state changes (permissions and flags). 19162 * 19163 * @param ps The package for which to reset. 19164 * @param userId The device user for which to do a reset. 19165 */ 19166 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 19167 final PackageSetting ps, final int userId) { 19168 if (ps.pkg == null) { 19169 return; 19170 } 19171 19172 // These are flags that can change base on user actions. 19173 final int userSettableMask = FLAG_PERMISSION_USER_SET 19174 | FLAG_PERMISSION_USER_FIXED 19175 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 19176 | FLAG_PERMISSION_REVIEW_REQUIRED; 19177 19178 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 19179 | FLAG_PERMISSION_POLICY_FIXED; 19180 19181 boolean writeInstallPermissions = false; 19182 boolean writeRuntimePermissions = false; 19183 19184 final int permissionCount = ps.pkg.requestedPermissions.size(); 19185 for (int i = 0; i < permissionCount; i++) { 19186 final String permName = ps.pkg.requestedPermissions.get(i); 19187 final BasePermission bp = 19188 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19189 if (bp == null) { 19190 continue; 19191 } 19192 19193 // If shared user we just reset the state to which only this app contributed. 19194 if (ps.sharedUser != null) { 19195 boolean used = false; 19196 final int packageCount = ps.sharedUser.packages.size(); 19197 for (int j = 0; j < packageCount; j++) { 19198 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19199 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19200 && pkg.pkg.requestedPermissions.contains(permName)) { 19201 used = true; 19202 break; 19203 } 19204 } 19205 if (used) { 19206 continue; 19207 } 19208 } 19209 19210 final PermissionsState permissionsState = ps.getPermissionsState(); 19211 19212 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19213 19214 // Always clear the user settable flags. 19215 final boolean hasInstallState = 19216 permissionsState.getInstallPermissionState(permName) != null; 19217 // If permission review is enabled and this is a legacy app, mark the 19218 // permission as requiring a review as this is the initial state. 19219 int flags = 0; 19220 if (mSettings.mPermissions.mPermissionReviewRequired 19221 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19222 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19223 } 19224 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19225 if (hasInstallState) { 19226 writeInstallPermissions = true; 19227 } else { 19228 writeRuntimePermissions = true; 19229 } 19230 } 19231 19232 // Below is only runtime permission handling. 19233 if (!bp.isRuntime()) { 19234 continue; 19235 } 19236 19237 // Never clobber system or policy. 19238 if ((oldFlags & policyOrSystemFlags) != 0) { 19239 continue; 19240 } 19241 19242 // If this permission was granted by default, make sure it is. 19243 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19244 if (permissionsState.grantRuntimePermission(bp, userId) 19245 != PERMISSION_OPERATION_FAILURE) { 19246 writeRuntimePermissions = true; 19247 } 19248 // If permission review is enabled the permissions for a legacy apps 19249 // are represented as constantly granted runtime ones, so don't revoke. 19250 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19251 // Otherwise, reset the permission. 19252 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19253 switch (revokeResult) { 19254 case PERMISSION_OPERATION_SUCCESS: 19255 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19256 writeRuntimePermissions = true; 19257 final int appId = ps.appId; 19258 mHandler.post(new Runnable() { 19259 @Override 19260 public void run() { 19261 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19262 } 19263 }); 19264 } break; 19265 } 19266 } 19267 } 19268 19269 // Synchronously write as we are taking permissions away. 19270 if (writeRuntimePermissions) { 19271 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19272 } 19273 19274 // Synchronously write as we are taking permissions away. 19275 if (writeInstallPermissions) { 19276 mSettings.writeLPr(); 19277 } 19278 } 19279 19280 /** 19281 * Remove entries from the keystore daemon. Will only remove it if the 19282 * {@code appId} is valid. 19283 */ 19284 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19285 if (appId < 0) { 19286 return; 19287 } 19288 19289 final KeyStore keyStore = KeyStore.getInstance(); 19290 if (keyStore != null) { 19291 if (userId == UserHandle.USER_ALL) { 19292 for (final int individual : sUserManager.getUserIds()) { 19293 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19294 } 19295 } else { 19296 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19297 } 19298 } else { 19299 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19300 } 19301 } 19302 19303 @Override 19304 public void deleteApplicationCacheFiles(final String packageName, 19305 final IPackageDataObserver observer) { 19306 final int userId = UserHandle.getCallingUserId(); 19307 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19308 } 19309 19310 @Override 19311 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19312 final IPackageDataObserver observer) { 19313 final int callingUid = Binder.getCallingUid(); 19314 if (mContext.checkCallingOrSelfPermission( 19315 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES) 19316 != PackageManager.PERMISSION_GRANTED) { 19317 // If the caller has the old delete cache permission, silently ignore. Else throw. 19318 if (mContext.checkCallingOrSelfPermission( 19319 android.Manifest.permission.DELETE_CACHE_FILES) 19320 == PackageManager.PERMISSION_GRANTED) { 19321 Slog.w(TAG, "Calling uid " + callingUid + " does not have " + 19322 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES + 19323 ", silently ignoring"); 19324 return; 19325 } 19326 mContext.enforceCallingOrSelfPermission( 19327 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES, null); 19328 } 19329 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19330 /* requireFullPermission= */ true, /* checkShell= */ false, 19331 "delete application cache files"); 19332 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19333 android.Manifest.permission.ACCESS_INSTANT_APPS); 19334 19335 final PackageParser.Package pkg; 19336 synchronized (mPackages) { 19337 pkg = mPackages.get(packageName); 19338 } 19339 19340 // Queue up an async operation since the package deletion may take a little while. 19341 mHandler.post(new Runnable() { 19342 public void run() { 19343 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19344 boolean doClearData = true; 19345 if (ps != null) { 19346 final boolean targetIsInstantApp = 19347 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19348 doClearData = !targetIsInstantApp 19349 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19350 } 19351 if (doClearData) { 19352 synchronized (mInstallLock) { 19353 final int flags = StorageManager.FLAG_STORAGE_DE 19354 | StorageManager.FLAG_STORAGE_CE; 19355 // We're only clearing cache files, so we don't care if the 19356 // app is unfrozen and still able to run 19357 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19358 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19359 } 19360 clearExternalStorageDataSync(packageName, userId, false); 19361 } 19362 if (observer != null) { 19363 try { 19364 observer.onRemoveCompleted(packageName, true); 19365 } catch (RemoteException e) { 19366 Log.i(TAG, "Observer no longer exists."); 19367 } 19368 } 19369 } 19370 }); 19371 } 19372 19373 @Override 19374 public void getPackageSizeInfo(final String packageName, int userHandle, 19375 final IPackageStatsObserver observer) { 19376 throw new UnsupportedOperationException( 19377 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19378 } 19379 19380 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19381 final PackageSetting ps; 19382 synchronized (mPackages) { 19383 ps = mSettings.mPackages.get(packageName); 19384 if (ps == null) { 19385 Slog.w(TAG, "Failed to find settings for " + packageName); 19386 return false; 19387 } 19388 } 19389 19390 final String[] packageNames = { packageName }; 19391 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19392 final String[] codePaths = { ps.codePathString }; 19393 19394 try { 19395 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19396 ps.appId, ceDataInodes, codePaths, stats); 19397 19398 // For now, ignore code size of packages on system partition 19399 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19400 stats.codeSize = 0; 19401 } 19402 19403 // External clients expect these to be tracked separately 19404 stats.dataSize -= stats.cacheSize; 19405 19406 } catch (InstallerException e) { 19407 Slog.w(TAG, String.valueOf(e)); 19408 return false; 19409 } 19410 19411 return true; 19412 } 19413 19414 private int getUidTargetSdkVersionLockedLPr(int uid) { 19415 Object obj = mSettings.getUserIdLPr(uid); 19416 if (obj instanceof SharedUserSetting) { 19417 final SharedUserSetting sus = (SharedUserSetting) obj; 19418 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19419 final Iterator<PackageSetting> it = sus.packages.iterator(); 19420 while (it.hasNext()) { 19421 final PackageSetting ps = it.next(); 19422 if (ps.pkg != null) { 19423 int v = ps.pkg.applicationInfo.targetSdkVersion; 19424 if (v < vers) vers = v; 19425 } 19426 } 19427 return vers; 19428 } else if (obj instanceof PackageSetting) { 19429 final PackageSetting ps = (PackageSetting) obj; 19430 if (ps.pkg != null) { 19431 return ps.pkg.applicationInfo.targetSdkVersion; 19432 } 19433 } 19434 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19435 } 19436 19437 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19438 final PackageParser.Package p = mPackages.get(packageName); 19439 if (p != null) { 19440 return p.applicationInfo.targetSdkVersion; 19441 } 19442 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19443 } 19444 19445 @Override 19446 public void addPreferredActivity(IntentFilter filter, int match, 19447 ComponentName[] set, ComponentName activity, int userId) { 19448 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19449 "Adding preferred"); 19450 } 19451 19452 private void addPreferredActivityInternal(IntentFilter filter, int match, 19453 ComponentName[] set, ComponentName activity, boolean always, int userId, 19454 String opname) { 19455 // writer 19456 int callingUid = Binder.getCallingUid(); 19457 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19458 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19459 if (filter.countActions() == 0) { 19460 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19461 return; 19462 } 19463 synchronized (mPackages) { 19464 if (mContext.checkCallingOrSelfPermission( 19465 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19466 != PackageManager.PERMISSION_GRANTED) { 19467 if (getUidTargetSdkVersionLockedLPr(callingUid) 19468 < Build.VERSION_CODES.FROYO) { 19469 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19470 + callingUid); 19471 return; 19472 } 19473 mContext.enforceCallingOrSelfPermission( 19474 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19475 } 19476 19477 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19478 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19479 + userId + ":"); 19480 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19481 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19482 scheduleWritePackageRestrictionsLocked(userId); 19483 postPreferredActivityChangedBroadcast(userId); 19484 } 19485 } 19486 19487 private void postPreferredActivityChangedBroadcast(int userId) { 19488 mHandler.post(() -> { 19489 final IActivityManager am = ActivityManager.getService(); 19490 if (am == null) { 19491 return; 19492 } 19493 19494 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19495 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19496 try { 19497 am.broadcastIntent(null, intent, null, null, 19498 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19499 null, false, false, userId); 19500 } catch (RemoteException e) { 19501 } 19502 }); 19503 } 19504 19505 @Override 19506 public void replacePreferredActivity(IntentFilter filter, int match, 19507 ComponentName[] set, ComponentName activity, int userId) { 19508 if (filter.countActions() != 1) { 19509 throw new IllegalArgumentException( 19510 "replacePreferredActivity expects filter to have only 1 action."); 19511 } 19512 if (filter.countDataAuthorities() != 0 19513 || filter.countDataPaths() != 0 19514 || filter.countDataSchemes() > 1 19515 || filter.countDataTypes() != 0) { 19516 throw new IllegalArgumentException( 19517 "replacePreferredActivity expects filter to have no data authorities, " + 19518 "paths, or types; and at most one scheme."); 19519 } 19520 19521 final int callingUid = Binder.getCallingUid(); 19522 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19523 true /* requireFullPermission */, false /* checkShell */, 19524 "replace preferred activity"); 19525 synchronized (mPackages) { 19526 if (mContext.checkCallingOrSelfPermission( 19527 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19528 != PackageManager.PERMISSION_GRANTED) { 19529 if (getUidTargetSdkVersionLockedLPr(callingUid) 19530 < Build.VERSION_CODES.FROYO) { 19531 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19532 + Binder.getCallingUid()); 19533 return; 19534 } 19535 mContext.enforceCallingOrSelfPermission( 19536 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19537 } 19538 19539 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19540 if (pir != null) { 19541 // Get all of the existing entries that exactly match this filter. 19542 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19543 if (existing != null && existing.size() == 1) { 19544 PreferredActivity cur = existing.get(0); 19545 if (DEBUG_PREFERRED) { 19546 Slog.i(TAG, "Checking replace of preferred:"); 19547 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19548 if (!cur.mPref.mAlways) { 19549 Slog.i(TAG, " -- CUR; not mAlways!"); 19550 } else { 19551 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19552 Slog.i(TAG, " -- CUR: mSet=" 19553 + Arrays.toString(cur.mPref.mSetComponents)); 19554 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19555 Slog.i(TAG, " -- NEW: mMatch=" 19556 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19557 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19558 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19559 } 19560 } 19561 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19562 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19563 && cur.mPref.sameSet(set)) { 19564 // Setting the preferred activity to what it happens to be already 19565 if (DEBUG_PREFERRED) { 19566 Slog.i(TAG, "Replacing with same preferred activity " 19567 + cur.mPref.mShortComponent + " for user " 19568 + userId + ":"); 19569 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19570 } 19571 return; 19572 } 19573 } 19574 19575 if (existing != null) { 19576 if (DEBUG_PREFERRED) { 19577 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19578 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19579 } 19580 for (int i = 0; i < existing.size(); i++) { 19581 PreferredActivity pa = existing.get(i); 19582 if (DEBUG_PREFERRED) { 19583 Slog.i(TAG, "Removing existing preferred activity " 19584 + pa.mPref.mComponent + ":"); 19585 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19586 } 19587 pir.removeFilter(pa); 19588 } 19589 } 19590 } 19591 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19592 "Replacing preferred"); 19593 } 19594 } 19595 19596 @Override 19597 public void clearPackagePreferredActivities(String packageName) { 19598 final int callingUid = Binder.getCallingUid(); 19599 if (getInstantAppPackageName(callingUid) != null) { 19600 return; 19601 } 19602 // writer 19603 synchronized (mPackages) { 19604 PackageParser.Package pkg = mPackages.get(packageName); 19605 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19606 if (mContext.checkCallingOrSelfPermission( 19607 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19608 != PackageManager.PERMISSION_GRANTED) { 19609 if (getUidTargetSdkVersionLockedLPr(callingUid) 19610 < Build.VERSION_CODES.FROYO) { 19611 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19612 + callingUid); 19613 return; 19614 } 19615 mContext.enforceCallingOrSelfPermission( 19616 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19617 } 19618 } 19619 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19620 if (ps != null 19621 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19622 return; 19623 } 19624 int user = UserHandle.getCallingUserId(); 19625 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19626 scheduleWritePackageRestrictionsLocked(user); 19627 } 19628 } 19629 } 19630 19631 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19632 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19633 ArrayList<PreferredActivity> removed = null; 19634 boolean changed = false; 19635 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19636 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19637 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19638 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19639 continue; 19640 } 19641 Iterator<PreferredActivity> it = pir.filterIterator(); 19642 while (it.hasNext()) { 19643 PreferredActivity pa = it.next(); 19644 // Mark entry for removal only if it matches the package name 19645 // and the entry is of type "always". 19646 if (packageName == null || 19647 (pa.mPref.mComponent.getPackageName().equals(packageName) 19648 && pa.mPref.mAlways)) { 19649 if (removed == null) { 19650 removed = new ArrayList<PreferredActivity>(); 19651 } 19652 removed.add(pa); 19653 } 19654 } 19655 if (removed != null) { 19656 for (int j=0; j<removed.size(); j++) { 19657 PreferredActivity pa = removed.get(j); 19658 pir.removeFilter(pa); 19659 } 19660 changed = true; 19661 } 19662 } 19663 if (changed) { 19664 postPreferredActivityChangedBroadcast(userId); 19665 } 19666 return changed; 19667 } 19668 19669 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19670 private void clearIntentFilterVerificationsLPw(int userId) { 19671 final int packageCount = mPackages.size(); 19672 for (int i = 0; i < packageCount; i++) { 19673 PackageParser.Package pkg = mPackages.valueAt(i); 19674 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19675 } 19676 } 19677 19678 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19679 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19680 if (userId == UserHandle.USER_ALL) { 19681 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19682 sUserManager.getUserIds())) { 19683 for (int oneUserId : sUserManager.getUserIds()) { 19684 scheduleWritePackageRestrictionsLocked(oneUserId); 19685 } 19686 } 19687 } else { 19688 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19689 scheduleWritePackageRestrictionsLocked(userId); 19690 } 19691 } 19692 } 19693 19694 /** Clears state for all users, and touches intent filter verification policy */ 19695 void clearDefaultBrowserIfNeeded(String packageName) { 19696 for (int oneUserId : sUserManager.getUserIds()) { 19697 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19698 } 19699 } 19700 19701 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19702 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19703 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19704 if (packageName.equals(defaultBrowserPackageName)) { 19705 setDefaultBrowserPackageName(null, userId); 19706 } 19707 } 19708 } 19709 19710 @Override 19711 public void resetApplicationPreferences(int userId) { 19712 mContext.enforceCallingOrSelfPermission( 19713 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19714 final long identity = Binder.clearCallingIdentity(); 19715 // writer 19716 try { 19717 synchronized (mPackages) { 19718 clearPackagePreferredActivitiesLPw(null, userId); 19719 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19720 // TODO: We have to reset the default SMS and Phone. This requires 19721 // significant refactoring to keep all default apps in the package 19722 // manager (cleaner but more work) or have the services provide 19723 // callbacks to the package manager to request a default app reset. 19724 applyFactoryDefaultBrowserLPw(userId); 19725 clearIntentFilterVerificationsLPw(userId); 19726 primeDomainVerificationsLPw(userId); 19727 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19728 scheduleWritePackageRestrictionsLocked(userId); 19729 } 19730 resetNetworkPolicies(userId); 19731 } finally { 19732 Binder.restoreCallingIdentity(identity); 19733 } 19734 } 19735 19736 @Override 19737 public int getPreferredActivities(List<IntentFilter> outFilters, 19738 List<ComponentName> outActivities, String packageName) { 19739 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19740 return 0; 19741 } 19742 int num = 0; 19743 final int userId = UserHandle.getCallingUserId(); 19744 // reader 19745 synchronized (mPackages) { 19746 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19747 if (pir != null) { 19748 final Iterator<PreferredActivity> it = pir.filterIterator(); 19749 while (it.hasNext()) { 19750 final PreferredActivity pa = it.next(); 19751 if (packageName == null 19752 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19753 && pa.mPref.mAlways)) { 19754 if (outFilters != null) { 19755 outFilters.add(new IntentFilter(pa)); 19756 } 19757 if (outActivities != null) { 19758 outActivities.add(pa.mPref.mComponent); 19759 } 19760 } 19761 } 19762 } 19763 } 19764 19765 return num; 19766 } 19767 19768 @Override 19769 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19770 int userId) { 19771 int callingUid = Binder.getCallingUid(); 19772 if (callingUid != Process.SYSTEM_UID) { 19773 throw new SecurityException( 19774 "addPersistentPreferredActivity can only be run by the system"); 19775 } 19776 if (filter.countActions() == 0) { 19777 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19778 return; 19779 } 19780 synchronized (mPackages) { 19781 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19782 ":"); 19783 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19784 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19785 new PersistentPreferredActivity(filter, activity)); 19786 scheduleWritePackageRestrictionsLocked(userId); 19787 postPreferredActivityChangedBroadcast(userId); 19788 } 19789 } 19790 19791 @Override 19792 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19793 int callingUid = Binder.getCallingUid(); 19794 if (callingUid != Process.SYSTEM_UID) { 19795 throw new SecurityException( 19796 "clearPackagePersistentPreferredActivities can only be run by the system"); 19797 } 19798 ArrayList<PersistentPreferredActivity> removed = null; 19799 boolean changed = false; 19800 synchronized (mPackages) { 19801 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19802 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19803 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19804 .valueAt(i); 19805 if (userId != thisUserId) { 19806 continue; 19807 } 19808 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19809 while (it.hasNext()) { 19810 PersistentPreferredActivity ppa = it.next(); 19811 // Mark entry for removal only if it matches the package name. 19812 if (ppa.mComponent.getPackageName().equals(packageName)) { 19813 if (removed == null) { 19814 removed = new ArrayList<PersistentPreferredActivity>(); 19815 } 19816 removed.add(ppa); 19817 } 19818 } 19819 if (removed != null) { 19820 for (int j=0; j<removed.size(); j++) { 19821 PersistentPreferredActivity ppa = removed.get(j); 19822 ppir.removeFilter(ppa); 19823 } 19824 changed = true; 19825 } 19826 } 19827 19828 if (changed) { 19829 scheduleWritePackageRestrictionsLocked(userId); 19830 postPreferredActivityChangedBroadcast(userId); 19831 } 19832 } 19833 } 19834 19835 /** 19836 * Common machinery for picking apart a restored XML blob and passing 19837 * it to a caller-supplied functor to be applied to the running system. 19838 */ 19839 private void restoreFromXml(XmlPullParser parser, int userId, 19840 String expectedStartTag, BlobXmlRestorer functor) 19841 throws IOException, XmlPullParserException { 19842 int type; 19843 while ((type = parser.next()) != XmlPullParser.START_TAG 19844 && type != XmlPullParser.END_DOCUMENT) { 19845 } 19846 if (type != XmlPullParser.START_TAG) { 19847 // oops didn't find a start tag?! 19848 if (DEBUG_BACKUP) { 19849 Slog.e(TAG, "Didn't find start tag during restore"); 19850 } 19851 return; 19852 } 19853Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19854 // this is supposed to be TAG_PREFERRED_BACKUP 19855 if (!expectedStartTag.equals(parser.getName())) { 19856 if (DEBUG_BACKUP) { 19857 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19858 } 19859 return; 19860 } 19861 19862 // skip interfering stuff, then we're aligned with the backing implementation 19863 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19864Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19865 functor.apply(parser, userId); 19866 } 19867 19868 private interface BlobXmlRestorer { 19869 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19870 } 19871 19872 /** 19873 * Non-Binder method, support for the backup/restore mechanism: write the 19874 * full set of preferred activities in its canonical XML format. Returns the 19875 * XML output as a byte array, or null if there is none. 19876 */ 19877 @Override 19878 public byte[] getPreferredActivityBackup(int userId) { 19879 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19880 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19881 } 19882 19883 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19884 try { 19885 final XmlSerializer serializer = new FastXmlSerializer(); 19886 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19887 serializer.startDocument(null, true); 19888 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19889 19890 synchronized (mPackages) { 19891 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19892 } 19893 19894 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19895 serializer.endDocument(); 19896 serializer.flush(); 19897 } catch (Exception e) { 19898 if (DEBUG_BACKUP) { 19899 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19900 } 19901 return null; 19902 } 19903 19904 return dataStream.toByteArray(); 19905 } 19906 19907 @Override 19908 public void restorePreferredActivities(byte[] backup, int userId) { 19909 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19910 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19911 } 19912 19913 try { 19914 final XmlPullParser parser = Xml.newPullParser(); 19915 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19916 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19917 new BlobXmlRestorer() { 19918 @Override 19919 public void apply(XmlPullParser parser, int userId) 19920 throws XmlPullParserException, IOException { 19921 synchronized (mPackages) { 19922 mSettings.readPreferredActivitiesLPw(parser, userId); 19923 } 19924 } 19925 } ); 19926 } catch (Exception e) { 19927 if (DEBUG_BACKUP) { 19928 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19929 } 19930 } 19931 } 19932 19933 /** 19934 * Non-Binder method, support for the backup/restore mechanism: write the 19935 * default browser (etc) settings in its canonical XML format. Returns the default 19936 * browser XML representation as a byte array, or null if there is none. 19937 */ 19938 @Override 19939 public byte[] getDefaultAppsBackup(int userId) { 19940 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19941 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19942 } 19943 19944 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19945 try { 19946 final XmlSerializer serializer = new FastXmlSerializer(); 19947 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19948 serializer.startDocument(null, true); 19949 serializer.startTag(null, TAG_DEFAULT_APPS); 19950 19951 synchronized (mPackages) { 19952 mSettings.writeDefaultAppsLPr(serializer, userId); 19953 } 19954 19955 serializer.endTag(null, TAG_DEFAULT_APPS); 19956 serializer.endDocument(); 19957 serializer.flush(); 19958 } catch (Exception e) { 19959 if (DEBUG_BACKUP) { 19960 Slog.e(TAG, "Unable to write default apps for backup", e); 19961 } 19962 return null; 19963 } 19964 19965 return dataStream.toByteArray(); 19966 } 19967 19968 @Override 19969 public void restoreDefaultApps(byte[] backup, int userId) { 19970 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19971 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19972 } 19973 19974 try { 19975 final XmlPullParser parser = Xml.newPullParser(); 19976 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19977 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19978 new BlobXmlRestorer() { 19979 @Override 19980 public void apply(XmlPullParser parser, int userId) 19981 throws XmlPullParserException, IOException { 19982 synchronized (mPackages) { 19983 mSettings.readDefaultAppsLPw(parser, userId); 19984 } 19985 } 19986 } ); 19987 } catch (Exception e) { 19988 if (DEBUG_BACKUP) { 19989 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19990 } 19991 } 19992 } 19993 19994 @Override 19995 public byte[] getIntentFilterVerificationBackup(int userId) { 19996 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19997 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19998 } 19999 20000 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 20001 try { 20002 final XmlSerializer serializer = new FastXmlSerializer(); 20003 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 20004 serializer.startDocument(null, true); 20005 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 20006 20007 synchronized (mPackages) { 20008 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 20009 } 20010 20011 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 20012 serializer.endDocument(); 20013 serializer.flush(); 20014 } catch (Exception e) { 20015 if (DEBUG_BACKUP) { 20016 Slog.e(TAG, "Unable to write default apps for backup", e); 20017 } 20018 return null; 20019 } 20020 20021 return dataStream.toByteArray(); 20022 } 20023 20024 @Override 20025 public void restoreIntentFilterVerification(byte[] backup, int userId) { 20026 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20027 throw new SecurityException("Only the system may call restorePreferredActivities()"); 20028 } 20029 20030 try { 20031 final XmlPullParser parser = Xml.newPullParser(); 20032 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20033 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 20034 new BlobXmlRestorer() { 20035 @Override 20036 public void apply(XmlPullParser parser, int userId) 20037 throws XmlPullParserException, IOException { 20038 synchronized (mPackages) { 20039 mSettings.readAllDomainVerificationsLPr(parser, userId); 20040 mSettings.writeLPr(); 20041 } 20042 } 20043 } ); 20044 } catch (Exception e) { 20045 if (DEBUG_BACKUP) { 20046 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 20047 } 20048 } 20049 } 20050 20051 @Override 20052 public byte[] getPermissionGrantBackup(int userId) { 20053 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20054 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 20055 } 20056 20057 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 20058 try { 20059 final XmlSerializer serializer = new FastXmlSerializer(); 20060 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 20061 serializer.startDocument(null, true); 20062 serializer.startTag(null, TAG_PERMISSION_BACKUP); 20063 20064 synchronized (mPackages) { 20065 serializeRuntimePermissionGrantsLPr(serializer, userId); 20066 } 20067 20068 serializer.endTag(null, TAG_PERMISSION_BACKUP); 20069 serializer.endDocument(); 20070 serializer.flush(); 20071 } catch (Exception e) { 20072 if (DEBUG_BACKUP) { 20073 Slog.e(TAG, "Unable to write default apps for backup", e); 20074 } 20075 return null; 20076 } 20077 20078 return dataStream.toByteArray(); 20079 } 20080 20081 @Override 20082 public void restorePermissionGrants(byte[] backup, int userId) { 20083 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20084 throw new SecurityException("Only the system may call restorePermissionGrants()"); 20085 } 20086 20087 try { 20088 final XmlPullParser parser = Xml.newPullParser(); 20089 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20090 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 20091 new BlobXmlRestorer() { 20092 @Override 20093 public void apply(XmlPullParser parser, int userId) 20094 throws XmlPullParserException, IOException { 20095 synchronized (mPackages) { 20096 processRestoredPermissionGrantsLPr(parser, userId); 20097 } 20098 } 20099 } ); 20100 } catch (Exception e) { 20101 if (DEBUG_BACKUP) { 20102 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 20103 } 20104 } 20105 } 20106 20107 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 20108 throws IOException { 20109 serializer.startTag(null, TAG_ALL_GRANTS); 20110 20111 final int N = mSettings.mPackages.size(); 20112 for (int i = 0; i < N; i++) { 20113 final PackageSetting ps = mSettings.mPackages.valueAt(i); 20114 boolean pkgGrantsKnown = false; 20115 20116 PermissionsState packagePerms = ps.getPermissionsState(); 20117 20118 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 20119 final int grantFlags = state.getFlags(); 20120 // only look at grants that are not system/policy fixed 20121 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 20122 final boolean isGranted = state.isGranted(); 20123 // And only back up the user-twiddled state bits 20124 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 20125 final String packageName = mSettings.mPackages.keyAt(i); 20126 if (!pkgGrantsKnown) { 20127 serializer.startTag(null, TAG_GRANT); 20128 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 20129 pkgGrantsKnown = true; 20130 } 20131 20132 final boolean userSet = 20133 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 20134 final boolean userFixed = 20135 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 20136 final boolean revoke = 20137 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 20138 20139 serializer.startTag(null, TAG_PERMISSION); 20140 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 20141 if (isGranted) { 20142 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 20143 } 20144 if (userSet) { 20145 serializer.attribute(null, ATTR_USER_SET, "true"); 20146 } 20147 if (userFixed) { 20148 serializer.attribute(null, ATTR_USER_FIXED, "true"); 20149 } 20150 if (revoke) { 20151 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 20152 } 20153 serializer.endTag(null, TAG_PERMISSION); 20154 } 20155 } 20156 } 20157 20158 if (pkgGrantsKnown) { 20159 serializer.endTag(null, TAG_GRANT); 20160 } 20161 } 20162 20163 serializer.endTag(null, TAG_ALL_GRANTS); 20164 } 20165 20166 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 20167 throws XmlPullParserException, IOException { 20168 String pkgName = null; 20169 int outerDepth = parser.getDepth(); 20170 int type; 20171 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 20172 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 20173 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 20174 continue; 20175 } 20176 20177 final String tagName = parser.getName(); 20178 if (tagName.equals(TAG_GRANT)) { 20179 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 20180 if (DEBUG_BACKUP) { 20181 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 20182 } 20183 } else if (tagName.equals(TAG_PERMISSION)) { 20184 20185 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 20186 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 20187 20188 int newFlagSet = 0; 20189 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 20190 newFlagSet |= FLAG_PERMISSION_USER_SET; 20191 } 20192 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 20193 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 20194 } 20195 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20196 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20197 } 20198 if (DEBUG_BACKUP) { 20199 Slog.v(TAG, " + Restoring grant:" 20200 + " pkg=" + pkgName 20201 + " perm=" + permName 20202 + " granted=" + isGranted 20203 + " bits=0x" + Integer.toHexString(newFlagSet)); 20204 } 20205 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20206 if (ps != null) { 20207 // Already installed so we apply the grant immediately 20208 if (DEBUG_BACKUP) { 20209 Slog.v(TAG, " + already installed; applying"); 20210 } 20211 PermissionsState perms = ps.getPermissionsState(); 20212 BasePermission bp = 20213 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20214 if (bp != null) { 20215 if (isGranted) { 20216 perms.grantRuntimePermission(bp, userId); 20217 } 20218 if (newFlagSet != 0) { 20219 perms.updatePermissionFlags( 20220 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20221 } 20222 } 20223 } else { 20224 // Need to wait for post-restore install to apply the grant 20225 if (DEBUG_BACKUP) { 20226 Slog.v(TAG, " - not yet installed; saving for later"); 20227 } 20228 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20229 isGranted, newFlagSet, userId); 20230 } 20231 } else { 20232 PackageManagerService.reportSettingsProblem(Log.WARN, 20233 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20234 XmlUtils.skipCurrentTag(parser); 20235 } 20236 } 20237 20238 scheduleWriteSettingsLocked(); 20239 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20240 } 20241 20242 @Override 20243 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20244 int sourceUserId, int targetUserId, int flags) { 20245 mContext.enforceCallingOrSelfPermission( 20246 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20247 int callingUid = Binder.getCallingUid(); 20248 enforceOwnerRights(ownerPackage, callingUid); 20249 PackageManagerServiceUtils.enforceShellRestriction( 20250 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20251 if (intentFilter.countActions() == 0) { 20252 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20253 return; 20254 } 20255 synchronized (mPackages) { 20256 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20257 ownerPackage, targetUserId, flags); 20258 CrossProfileIntentResolver resolver = 20259 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20260 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20261 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20262 if (existing != null) { 20263 int size = existing.size(); 20264 for (int i = 0; i < size; i++) { 20265 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20266 return; 20267 } 20268 } 20269 } 20270 resolver.addFilter(newFilter); 20271 scheduleWritePackageRestrictionsLocked(sourceUserId); 20272 } 20273 } 20274 20275 @Override 20276 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20277 mContext.enforceCallingOrSelfPermission( 20278 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20279 final int callingUid = Binder.getCallingUid(); 20280 enforceOwnerRights(ownerPackage, callingUid); 20281 PackageManagerServiceUtils.enforceShellRestriction( 20282 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20283 synchronized (mPackages) { 20284 CrossProfileIntentResolver resolver = 20285 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20286 ArraySet<CrossProfileIntentFilter> set = 20287 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20288 for (CrossProfileIntentFilter filter : set) { 20289 if (filter.getOwnerPackage().equals(ownerPackage)) { 20290 resolver.removeFilter(filter); 20291 } 20292 } 20293 scheduleWritePackageRestrictionsLocked(sourceUserId); 20294 } 20295 } 20296 20297 // Enforcing that callingUid is owning pkg on userId 20298 private void enforceOwnerRights(String pkg, int callingUid) { 20299 // The system owns everything. 20300 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20301 return; 20302 } 20303 final int callingUserId = UserHandle.getUserId(callingUid); 20304 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20305 if (pi == null) { 20306 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20307 + callingUserId); 20308 } 20309 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20310 throw new SecurityException("Calling uid " + callingUid 20311 + " does not own package " + pkg); 20312 } 20313 } 20314 20315 @Override 20316 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20317 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20318 return null; 20319 } 20320 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20321 } 20322 20323 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20324 UserManagerService ums = UserManagerService.getInstance(); 20325 if (ums != null) { 20326 final UserInfo parent = ums.getProfileParent(userId); 20327 final int launcherUid = (parent != null) ? parent.id : userId; 20328 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20329 if (launcherComponent != null) { 20330 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20331 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20332 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20333 .setPackage(launcherComponent.getPackageName()); 20334 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20335 } 20336 } 20337 } 20338 20339 /** 20340 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20341 * then reports the most likely home activity or null if there are more than one. 20342 */ 20343 private ComponentName getDefaultHomeActivity(int userId) { 20344 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20345 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20346 if (cn != null) { 20347 return cn; 20348 } 20349 20350 // Find the launcher with the highest priority and return that component if there are no 20351 // other home activity with the same priority. 20352 int lastPriority = Integer.MIN_VALUE; 20353 ComponentName lastComponent = null; 20354 final int size = allHomeCandidates.size(); 20355 for (int i = 0; i < size; i++) { 20356 final ResolveInfo ri = allHomeCandidates.get(i); 20357 if (ri.priority > lastPriority) { 20358 lastComponent = ri.activityInfo.getComponentName(); 20359 lastPriority = ri.priority; 20360 } else if (ri.priority == lastPriority) { 20361 // Two components found with same priority. 20362 lastComponent = null; 20363 } 20364 } 20365 return lastComponent; 20366 } 20367 20368 private Intent getHomeIntent() { 20369 Intent intent = new Intent(Intent.ACTION_MAIN); 20370 intent.addCategory(Intent.CATEGORY_HOME); 20371 intent.addCategory(Intent.CATEGORY_DEFAULT); 20372 return intent; 20373 } 20374 20375 private IntentFilter getHomeFilter() { 20376 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20377 filter.addCategory(Intent.CATEGORY_HOME); 20378 filter.addCategory(Intent.CATEGORY_DEFAULT); 20379 return filter; 20380 } 20381 20382 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20383 int userId) { 20384 Intent intent = getHomeIntent(); 20385 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20386 PackageManager.GET_META_DATA, userId); 20387 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20388 true, false, false, userId); 20389 20390 allHomeCandidates.clear(); 20391 if (list != null) { 20392 for (ResolveInfo ri : list) { 20393 allHomeCandidates.add(ri); 20394 } 20395 } 20396 return (preferred == null || preferred.activityInfo == null) 20397 ? null 20398 : new ComponentName(preferred.activityInfo.packageName, 20399 preferred.activityInfo.name); 20400 } 20401 20402 @Override 20403 public void setHomeActivity(ComponentName comp, int userId) { 20404 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20405 return; 20406 } 20407 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20408 getHomeActivitiesAsUser(homeActivities, userId); 20409 20410 boolean found = false; 20411 20412 final int size = homeActivities.size(); 20413 final ComponentName[] set = new ComponentName[size]; 20414 for (int i = 0; i < size; i++) { 20415 final ResolveInfo candidate = homeActivities.get(i); 20416 final ActivityInfo info = candidate.activityInfo; 20417 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20418 set[i] = activityName; 20419 if (!found && activityName.equals(comp)) { 20420 found = true; 20421 } 20422 } 20423 if (!found) { 20424 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20425 + userId); 20426 } 20427 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20428 set, comp, userId); 20429 } 20430 20431 private @Nullable String getSetupWizardPackageName() { 20432 final Intent intent = new Intent(Intent.ACTION_MAIN); 20433 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20434 20435 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20436 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20437 | MATCH_DISABLED_COMPONENTS, 20438 UserHandle.myUserId()); 20439 if (matches.size() == 1) { 20440 return matches.get(0).getComponentInfo().packageName; 20441 } else { 20442 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20443 + ": matches=" + matches); 20444 return null; 20445 } 20446 } 20447 20448 private @Nullable String getStorageManagerPackageName() { 20449 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20450 20451 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20452 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20453 | MATCH_DISABLED_COMPONENTS, 20454 UserHandle.myUserId()); 20455 if (matches.size() == 1) { 20456 return matches.get(0).getComponentInfo().packageName; 20457 } else { 20458 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20459 + matches.size() + ": matches=" + matches); 20460 return null; 20461 } 20462 } 20463 20464 @Override 20465 public String getSystemTextClassifierPackageName() { 20466 return mContext.getString(R.string.config_defaultTextClassifierPackage); 20467 } 20468 20469 @Override 20470 public void setApplicationEnabledSetting(String appPackageName, 20471 int newState, int flags, int userId, String callingPackage) { 20472 if (!sUserManager.exists(userId)) return; 20473 if (callingPackage == null) { 20474 callingPackage = Integer.toString(Binder.getCallingUid()); 20475 } 20476 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20477 } 20478 20479 @Override 20480 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20481 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20482 synchronized (mPackages) { 20483 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20484 if (pkgSetting != null) { 20485 pkgSetting.setUpdateAvailable(updateAvailable); 20486 } 20487 } 20488 } 20489 20490 @Override 20491 public void setComponentEnabledSetting(ComponentName componentName, 20492 int newState, int flags, int userId) { 20493 if (!sUserManager.exists(userId)) return; 20494 setEnabledSetting(componentName.getPackageName(), 20495 componentName.getClassName(), newState, flags, userId, null); 20496 } 20497 20498 private void setEnabledSetting(final String packageName, String className, int newState, 20499 final int flags, int userId, String callingPackage) { 20500 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20501 || newState == COMPONENT_ENABLED_STATE_ENABLED 20502 || newState == COMPONENT_ENABLED_STATE_DISABLED 20503 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20504 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20505 throw new IllegalArgumentException("Invalid new component state: " 20506 + newState); 20507 } 20508 PackageSetting pkgSetting; 20509 final int callingUid = Binder.getCallingUid(); 20510 final int permission; 20511 if (callingUid == Process.SYSTEM_UID) { 20512 permission = PackageManager.PERMISSION_GRANTED; 20513 } else { 20514 permission = mContext.checkCallingOrSelfPermission( 20515 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20516 } 20517 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20518 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20519 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20520 boolean sendNow = false; 20521 boolean isApp = (className == null); 20522 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20523 String componentName = isApp ? packageName : className; 20524 int packageUid = -1; 20525 ArrayList<String> components; 20526 20527 // reader 20528 synchronized (mPackages) { 20529 pkgSetting = mSettings.mPackages.get(packageName); 20530 if (pkgSetting == null) { 20531 if (!isCallerInstantApp) { 20532 if (className == null) { 20533 throw new IllegalArgumentException("Unknown package: " + packageName); 20534 } 20535 throw new IllegalArgumentException( 20536 "Unknown component: " + packageName + "/" + className); 20537 } else { 20538 // throw SecurityException to prevent leaking package information 20539 throw new SecurityException( 20540 "Attempt to change component state; " 20541 + "pid=" + Binder.getCallingPid() 20542 + ", uid=" + callingUid 20543 + (className == null 20544 ? ", package=" + packageName 20545 : ", component=" + packageName + "/" + className)); 20546 } 20547 } 20548 } 20549 20550 // Limit who can change which apps 20551 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20552 // Don't allow apps that don't have permission to modify other apps 20553 if (!allowedByPermission 20554 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20555 throw new SecurityException( 20556 "Attempt to change component state; " 20557 + "pid=" + Binder.getCallingPid() 20558 + ", uid=" + callingUid 20559 + (className == null 20560 ? ", package=" + packageName 20561 : ", component=" + packageName + "/" + className)); 20562 } 20563 // Don't allow changing protected packages. 20564 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20565 throw new SecurityException("Cannot disable a protected package: " + packageName); 20566 } 20567 } 20568 20569 synchronized (mPackages) { 20570 if (callingUid == Process.SHELL_UID 20571 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20572 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20573 // unless it is a test package. 20574 int oldState = pkgSetting.getEnabled(userId); 20575 if (className == null 20576 && 20577 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20578 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20579 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20580 && 20581 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20582 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20583 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20584 // ok 20585 } else { 20586 throw new SecurityException( 20587 "Shell cannot change component state for " + packageName + "/" 20588 + className + " to " + newState); 20589 } 20590 } 20591 } 20592 if (className == null) { 20593 // We're dealing with an application/package level state change 20594 synchronized (mPackages) { 20595 if (pkgSetting.getEnabled(userId) == newState) { 20596 // Nothing to do 20597 return; 20598 } 20599 } 20600 // If we're enabling a system stub, there's a little more work to do. 20601 // Prior to enabling the package, we need to decompress the APK(s) to the 20602 // data partition and then replace the version on the system partition. 20603 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20604 final boolean isSystemStub = deletedPkg.isStub 20605 && deletedPkg.isSystem(); 20606 if (isSystemStub 20607 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20608 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20609 final File codePath = decompressPackage(deletedPkg); 20610 if (codePath == null) { 20611 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20612 return; 20613 } 20614 // TODO remove direct parsing of the package object during internal cleanup 20615 // of scan package 20616 // We need to call parse directly here for no other reason than we need 20617 // the new package in order to disable the old one [we use the information 20618 // for some internal optimization to optionally create a new package setting 20619 // object on replace]. However, we can't get the package from the scan 20620 // because the scan modifies live structures and we need to remove the 20621 // old [system] package from the system before a scan can be attempted. 20622 // Once scan is indempotent we can remove this parse and use the package 20623 // object we scanned, prior to adding it to package settings. 20624 final PackageParser pp = new PackageParser(); 20625 pp.setSeparateProcesses(mSeparateProcesses); 20626 pp.setDisplayMetrics(mMetrics); 20627 pp.setCallback(mPackageParserCallback); 20628 final PackageParser.Package tmpPkg; 20629 try { 20630 final @ParseFlags int parseFlags = mDefParseFlags 20631 | PackageParser.PARSE_MUST_BE_APK 20632 | PackageParser.PARSE_IS_SYSTEM_DIR; 20633 tmpPkg = pp.parsePackage(codePath, parseFlags); 20634 } catch (PackageParserException e) { 20635 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20636 return; 20637 } 20638 synchronized (mInstallLock) { 20639 // Disable the stub and remove any package entries 20640 removePackageLI(deletedPkg, true); 20641 synchronized (mPackages) { 20642 disableSystemPackageLPw(deletedPkg, tmpPkg); 20643 } 20644 final PackageParser.Package pkg; 20645 try (PackageFreezer freezer = 20646 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20647 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20648 | PackageParser.PARSE_ENFORCE_CODE; 20649 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20650 0 /*currentTime*/, null /*user*/); 20651 prepareAppDataAfterInstallLIF(pkg); 20652 synchronized (mPackages) { 20653 try { 20654 updateSharedLibrariesLPr(pkg, null); 20655 } catch (PackageManagerException e) { 20656 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20657 } 20658 mPermissionManager.updatePermissions( 20659 pkg.packageName, pkg, true, mPackages.values(), 20660 mPermissionCallback); 20661 mSettings.writeLPr(); 20662 } 20663 } catch (PackageManagerException e) { 20664 // Whoops! Something went wrong; try to roll back to the stub 20665 Slog.w(TAG, "Failed to install compressed system package:" 20666 + pkgSetting.name, e); 20667 // Remove the failed install 20668 removeCodePathLI(codePath); 20669 20670 // Install the system package 20671 try (PackageFreezer freezer = 20672 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20673 synchronized (mPackages) { 20674 // NOTE: The system package always needs to be enabled; even 20675 // if it's for a compressed stub. If we don't, installing the 20676 // system package fails during scan [scanning checks the disabled 20677 // packages]. We will reverse this later, after we've "installed" 20678 // the stub. 20679 // This leaves us in a fragile state; the stub should never be 20680 // enabled, so, cross your fingers and hope nothing goes wrong 20681 // until we can disable the package later. 20682 enableSystemPackageLPw(deletedPkg); 20683 } 20684 installPackageFromSystemLIF(deletedPkg.codePath, 20685 false /*isPrivileged*/, null /*allUserHandles*/, 20686 null /*origUserHandles*/, null /*origPermissionsState*/, 20687 true /*writeSettings*/); 20688 } catch (PackageManagerException pme) { 20689 Slog.w(TAG, "Failed to restore system package:" 20690 + deletedPkg.packageName, pme); 20691 } finally { 20692 synchronized (mPackages) { 20693 mSettings.disableSystemPackageLPw( 20694 deletedPkg.packageName, true /*replaced*/); 20695 mSettings.writeLPr(); 20696 } 20697 } 20698 return; 20699 } 20700 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20701 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20702 mDexManager.notifyPackageUpdated(pkg.packageName, 20703 pkg.baseCodePath, pkg.splitCodePaths); 20704 } 20705 } 20706 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20707 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20708 // Don't care about who enables an app. 20709 callingPackage = null; 20710 } 20711 synchronized (mPackages) { 20712 pkgSetting.setEnabled(newState, userId, callingPackage); 20713 } 20714 } else { 20715 synchronized (mPackages) { 20716 // We're dealing with a component level state change 20717 // First, verify that this is a valid class name. 20718 PackageParser.Package pkg = pkgSetting.pkg; 20719 if (pkg == null || !pkg.hasComponentClassName(className)) { 20720 if (pkg != null && 20721 pkg.applicationInfo.targetSdkVersion >= 20722 Build.VERSION_CODES.JELLY_BEAN) { 20723 throw new IllegalArgumentException("Component class " + className 20724 + " does not exist in " + packageName); 20725 } else { 20726 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20727 + className + " does not exist in " + packageName); 20728 } 20729 } 20730 switch (newState) { 20731 case COMPONENT_ENABLED_STATE_ENABLED: 20732 if (!pkgSetting.enableComponentLPw(className, userId)) { 20733 return; 20734 } 20735 break; 20736 case COMPONENT_ENABLED_STATE_DISABLED: 20737 if (!pkgSetting.disableComponentLPw(className, userId)) { 20738 return; 20739 } 20740 break; 20741 case COMPONENT_ENABLED_STATE_DEFAULT: 20742 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20743 return; 20744 } 20745 break; 20746 default: 20747 Slog.e(TAG, "Invalid new component state: " + newState); 20748 return; 20749 } 20750 } 20751 } 20752 synchronized (mPackages) { 20753 scheduleWritePackageRestrictionsLocked(userId); 20754 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20755 final long callingId = Binder.clearCallingIdentity(); 20756 try { 20757 updateInstantAppInstallerLocked(packageName); 20758 } finally { 20759 Binder.restoreCallingIdentity(callingId); 20760 } 20761 components = mPendingBroadcasts.get(userId, packageName); 20762 final boolean newPackage = components == null; 20763 if (newPackage) { 20764 components = new ArrayList<String>(); 20765 } 20766 if (!components.contains(componentName)) { 20767 components.add(componentName); 20768 } 20769 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20770 sendNow = true; 20771 // Purge entry from pending broadcast list if another one exists already 20772 // since we are sending one right away. 20773 mPendingBroadcasts.remove(userId, packageName); 20774 } else { 20775 if (newPackage) { 20776 mPendingBroadcasts.put(userId, packageName, components); 20777 } 20778 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20779 // Schedule a message 20780 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20781 } 20782 } 20783 } 20784 20785 long callingId = Binder.clearCallingIdentity(); 20786 try { 20787 if (sendNow) { 20788 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20789 sendPackageChangedBroadcast(packageName, 20790 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20791 } 20792 } finally { 20793 Binder.restoreCallingIdentity(callingId); 20794 } 20795 } 20796 20797 @Override 20798 public void flushPackageRestrictionsAsUser(int userId) { 20799 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20800 return; 20801 } 20802 if (!sUserManager.exists(userId)) { 20803 return; 20804 } 20805 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20806 false /* checkShell */, "flushPackageRestrictions"); 20807 synchronized (mPackages) { 20808 mSettings.writePackageRestrictionsLPr(userId); 20809 mDirtyUsers.remove(userId); 20810 if (mDirtyUsers.isEmpty()) { 20811 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20812 } 20813 } 20814 } 20815 20816 private void sendPackageChangedBroadcast(String packageName, 20817 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20818 if (DEBUG_INSTALL) 20819 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20820 + componentNames); 20821 Bundle extras = new Bundle(4); 20822 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20823 String nameList[] = new String[componentNames.size()]; 20824 componentNames.toArray(nameList); 20825 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20826 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20827 extras.putInt(Intent.EXTRA_UID, packageUid); 20828 // If this is not reporting a change of the overall package, then only send it 20829 // to registered receivers. We don't want to launch a swath of apps for every 20830 // little component state change. 20831 final int flags = !componentNames.contains(packageName) 20832 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20833 final int userId = UserHandle.getUserId(packageUid); 20834 final boolean isInstantApp = isInstantApp(packageName, userId); 20835 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20836 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20837 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20838 userIds, instantUserIds); 20839 } 20840 20841 @Override 20842 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20843 if (!sUserManager.exists(userId)) return; 20844 final int callingUid = Binder.getCallingUid(); 20845 if (getInstantAppPackageName(callingUid) != null) { 20846 return; 20847 } 20848 final int permission = mContext.checkCallingOrSelfPermission( 20849 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20850 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20851 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20852 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20853 // writer 20854 synchronized (mPackages) { 20855 final PackageSetting ps = mSettings.mPackages.get(packageName); 20856 if (!filterAppAccessLPr(ps, callingUid, userId) 20857 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20858 allowedByPermission, callingUid, userId)) { 20859 scheduleWritePackageRestrictionsLocked(userId); 20860 } 20861 } 20862 } 20863 20864 @Override 20865 public String getInstallerPackageName(String packageName) { 20866 final int callingUid = Binder.getCallingUid(); 20867 synchronized (mPackages) { 20868 final PackageSetting ps = mSettings.mPackages.get(packageName); 20869 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20870 return null; 20871 } 20872 return mSettings.getInstallerPackageNameLPr(packageName); 20873 } 20874 } 20875 20876 public boolean isOrphaned(String packageName) { 20877 // reader 20878 synchronized (mPackages) { 20879 return mSettings.isOrphaned(packageName); 20880 } 20881 } 20882 20883 @Override 20884 public int getApplicationEnabledSetting(String packageName, int userId) { 20885 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20886 int callingUid = Binder.getCallingUid(); 20887 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20888 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20889 // reader 20890 synchronized (mPackages) { 20891 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20892 return COMPONENT_ENABLED_STATE_DISABLED; 20893 } 20894 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20895 } 20896 } 20897 20898 @Override 20899 public int getComponentEnabledSetting(ComponentName component, int userId) { 20900 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20901 int callingUid = Binder.getCallingUid(); 20902 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20903 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20904 synchronized (mPackages) { 20905 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20906 component, TYPE_UNKNOWN, userId)) { 20907 return COMPONENT_ENABLED_STATE_DISABLED; 20908 } 20909 return mSettings.getComponentEnabledSettingLPr(component, userId); 20910 } 20911 } 20912 20913 @Override 20914 public void enterSafeMode() { 20915 enforceSystemOrRoot("Only the system can request entering safe mode"); 20916 20917 if (!mSystemReady) { 20918 mSafeMode = true; 20919 } 20920 } 20921 20922 @Override 20923 public void systemReady() { 20924 enforceSystemOrRoot("Only the system can claim the system is ready"); 20925 20926 mSystemReady = true; 20927 final ContentResolver resolver = mContext.getContentResolver(); 20928 ContentObserver co = new ContentObserver(mHandler) { 20929 @Override 20930 public void onChange(boolean selfChange) { 20931 mWebInstantAppsDisabled = 20932 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20933 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20934 } 20935 }; 20936 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20937 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20938 false, co, UserHandle.USER_SYSTEM); 20939 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Secure 20940 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20941 co.onChange(true); 20942 20943 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20944 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20945 // it is done. 20946 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20947 @Override 20948 public void onChange(boolean selfChange) { 20949 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20950 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20951 oobEnabled == 1 ? "true" : "false"); 20952 } 20953 }; 20954 mContext.getContentResolver().registerContentObserver( 20955 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20956 UserHandle.USER_SYSTEM); 20957 // At boot, restore the value from the setting, which persists across reboot. 20958 privAppOobObserver.onChange(true); 20959 20960 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20961 // disabled after already being started. 20962 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20963 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20964 20965 // Read the compatibilty setting when the system is ready. 20966 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20967 mContext.getContentResolver(), 20968 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20969 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20970 if (DEBUG_SETTINGS) { 20971 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20972 } 20973 20974 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20975 20976 synchronized (mPackages) { 20977 // Verify that all of the preferred activity components actually 20978 // exist. It is possible for applications to be updated and at 20979 // that point remove a previously declared activity component that 20980 // had been set as a preferred activity. We try to clean this up 20981 // the next time we encounter that preferred activity, but it is 20982 // possible for the user flow to never be able to return to that 20983 // situation so here we do a sanity check to make sure we haven't 20984 // left any junk around. 20985 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20986 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20987 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20988 removed.clear(); 20989 for (PreferredActivity pa : pir.filterSet()) { 20990 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20991 removed.add(pa); 20992 } 20993 } 20994 if (removed.size() > 0) { 20995 for (int r=0; r<removed.size(); r++) { 20996 PreferredActivity pa = removed.get(r); 20997 Slog.w(TAG, "Removing dangling preferred activity: " 20998 + pa.mPref.mComponent); 20999 pir.removeFilter(pa); 21000 } 21001 mSettings.writePackageRestrictionsLPr( 21002 mSettings.mPreferredActivities.keyAt(i)); 21003 } 21004 } 21005 21006 for (int userId : UserManagerService.getInstance().getUserIds()) { 21007 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 21008 grantPermissionsUserIds = ArrayUtils.appendInt( 21009 grantPermissionsUserIds, userId); 21010 } 21011 } 21012 } 21013 sUserManager.systemReady(); 21014 // If we upgraded grant all default permissions before kicking off. 21015 for (int userId : grantPermissionsUserIds) { 21016 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 21017 } 21018 21019 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 21020 // If we did not grant default permissions, we preload from this the 21021 // default permission exceptions lazily to ensure we don't hit the 21022 // disk on a new user creation. 21023 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 21024 } 21025 21026 // Now that we've scanned all packages, and granted any default 21027 // permissions, ensure permissions are updated. Beware of dragons if you 21028 // try optimizing this. 21029 synchronized (mPackages) { 21030 mPermissionManager.updateAllPermissions( 21031 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 21032 mPermissionCallback); 21033 } 21034 21035 // Kick off any messages waiting for system ready 21036 if (mPostSystemReadyMessages != null) { 21037 for (Message msg : mPostSystemReadyMessages) { 21038 msg.sendToTarget(); 21039 } 21040 mPostSystemReadyMessages = null; 21041 } 21042 21043 // Watch for external volumes that come and go over time 21044 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21045 storage.registerListener(mStorageListener); 21046 21047 mInstallerService.systemReady(); 21048 mPackageDexOptimizer.systemReady(); 21049 21050 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 21051 StorageManagerInternal.class); 21052 StorageManagerInternal.addExternalStoragePolicy( 21053 new StorageManagerInternal.ExternalStorageMountPolicy() { 21054 @Override 21055 public int getMountMode(int uid, String packageName) { 21056 if (Process.isIsolated(uid)) { 21057 return Zygote.MOUNT_EXTERNAL_NONE; 21058 } 21059 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 21060 return Zygote.MOUNT_EXTERNAL_DEFAULT; 21061 } 21062 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 21063 return Zygote.MOUNT_EXTERNAL_READ; 21064 } 21065 return Zygote.MOUNT_EXTERNAL_WRITE; 21066 } 21067 21068 @Override 21069 public boolean hasExternalStorage(int uid, String packageName) { 21070 return true; 21071 } 21072 }); 21073 21074 // Now that we're mostly running, clean up stale users and apps 21075 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 21076 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 21077 21078 mPermissionManager.systemReady(); 21079 21080 if (mInstantAppResolverConnection != null) { 21081 mContext.registerReceiver(new BroadcastReceiver() { 21082 @Override 21083 public void onReceive(Context context, Intent intent) { 21084 mInstantAppResolverConnection.optimisticBind(); 21085 mContext.unregisterReceiver(this); 21086 } 21087 }, new IntentFilter(Intent.ACTION_BOOT_COMPLETED)); 21088 } 21089 } 21090 21091 public void waitForAppDataPrepared() { 21092 if (mPrepareAppDataFuture == null) { 21093 return; 21094 } 21095 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 21096 mPrepareAppDataFuture = null; 21097 } 21098 21099 @Override 21100 public boolean isSafeMode() { 21101 // allow instant applications 21102 return mSafeMode; 21103 } 21104 21105 @Override 21106 public boolean hasSystemUidErrors() { 21107 // allow instant applications 21108 return mHasSystemUidErrors; 21109 } 21110 21111 static String arrayToString(int[] array) { 21112 StringBuffer buf = new StringBuffer(128); 21113 buf.append('['); 21114 if (array != null) { 21115 for (int i=0; i<array.length; i++) { 21116 if (i > 0) buf.append(", "); 21117 buf.append(array[i]); 21118 } 21119 } 21120 buf.append(']'); 21121 return buf.toString(); 21122 } 21123 21124 @Override 21125 public void onShellCommand(FileDescriptor in, FileDescriptor out, 21126 FileDescriptor err, String[] args, ShellCallback callback, 21127 ResultReceiver resultReceiver) { 21128 (new PackageManagerShellCommand(this)).exec( 21129 this, in, out, err, args, callback, resultReceiver); 21130 } 21131 21132 @Override 21133 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 21134 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 21135 21136 DumpState dumpState = new DumpState(); 21137 boolean fullPreferred = false; 21138 boolean checkin = false; 21139 21140 String packageName = null; 21141 ArraySet<String> permissionNames = null; 21142 21143 int opti = 0; 21144 while (opti < args.length) { 21145 String opt = args[opti]; 21146 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 21147 break; 21148 } 21149 opti++; 21150 21151 if ("-a".equals(opt)) { 21152 // Right now we only know how to print all. 21153 } else if ("-h".equals(opt)) { 21154 pw.println("Package manager dump options:"); 21155 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 21156 pw.println(" --checkin: dump for a checkin"); 21157 pw.println(" -f: print details of intent filters"); 21158 pw.println(" -h: print this help"); 21159 pw.println(" cmd may be one of:"); 21160 pw.println(" l[ibraries]: list known shared libraries"); 21161 pw.println(" f[eatures]: list device features"); 21162 pw.println(" k[eysets]: print known keysets"); 21163 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 21164 pw.println(" perm[issions]: dump permissions"); 21165 pw.println(" permission [name ...]: dump declaration and use of given permission"); 21166 pw.println(" pref[erred]: print preferred package settings"); 21167 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 21168 pw.println(" prov[iders]: dump content providers"); 21169 pw.println(" p[ackages]: dump installed packages"); 21170 pw.println(" s[hared-users]: dump shared user IDs"); 21171 pw.println(" m[essages]: print collected runtime messages"); 21172 pw.println(" v[erifiers]: print package verifier info"); 21173 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 21174 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 21175 pw.println(" version: print database version info"); 21176 pw.println(" write: write current settings now"); 21177 pw.println(" installs: details about install sessions"); 21178 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 21179 pw.println(" dexopt: dump dexopt state"); 21180 pw.println(" compiler-stats: dump compiler statistics"); 21181 pw.println(" service-permissions: dump permissions required by services"); 21182 pw.println(" <package.name>: info about given package"); 21183 return; 21184 } else if ("--checkin".equals(opt)) { 21185 checkin = true; 21186 } else if ("-f".equals(opt)) { 21187 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21188 } else if ("--proto".equals(opt)) { 21189 dumpProto(fd); 21190 return; 21191 } else { 21192 pw.println("Unknown argument: " + opt + "; use -h for help"); 21193 } 21194 } 21195 21196 // Is the caller requesting to dump a particular piece of data? 21197 if (opti < args.length) { 21198 String cmd = args[opti]; 21199 opti++; 21200 // Is this a package name? 21201 if ("android".equals(cmd) || cmd.contains(".")) { 21202 packageName = cmd; 21203 // When dumping a single package, we always dump all of its 21204 // filter information since the amount of data will be reasonable. 21205 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21206 } else if ("check-permission".equals(cmd)) { 21207 if (opti >= args.length) { 21208 pw.println("Error: check-permission missing permission argument"); 21209 return; 21210 } 21211 String perm = args[opti]; 21212 opti++; 21213 if (opti >= args.length) { 21214 pw.println("Error: check-permission missing package argument"); 21215 return; 21216 } 21217 21218 String pkg = args[opti]; 21219 opti++; 21220 int user = UserHandle.getUserId(Binder.getCallingUid()); 21221 if (opti < args.length) { 21222 try { 21223 user = Integer.parseInt(args[opti]); 21224 } catch (NumberFormatException e) { 21225 pw.println("Error: check-permission user argument is not a number: " 21226 + args[opti]); 21227 return; 21228 } 21229 } 21230 21231 // Normalize package name to handle renamed packages and static libs 21232 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21233 21234 pw.println(checkPermission(perm, pkg, user)); 21235 return; 21236 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21237 dumpState.setDump(DumpState.DUMP_LIBS); 21238 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21239 dumpState.setDump(DumpState.DUMP_FEATURES); 21240 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21241 if (opti >= args.length) { 21242 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21243 | DumpState.DUMP_SERVICE_RESOLVERS 21244 | DumpState.DUMP_RECEIVER_RESOLVERS 21245 | DumpState.DUMP_CONTENT_RESOLVERS); 21246 } else { 21247 while (opti < args.length) { 21248 String name = args[opti]; 21249 if ("a".equals(name) || "activity".equals(name)) { 21250 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21251 } else if ("s".equals(name) || "service".equals(name)) { 21252 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21253 } else if ("r".equals(name) || "receiver".equals(name)) { 21254 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21255 } else if ("c".equals(name) || "content".equals(name)) { 21256 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21257 } else { 21258 pw.println("Error: unknown resolver table type: " + name); 21259 return; 21260 } 21261 opti++; 21262 } 21263 } 21264 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21265 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21266 } else if ("permission".equals(cmd)) { 21267 if (opti >= args.length) { 21268 pw.println("Error: permission requires permission name"); 21269 return; 21270 } 21271 permissionNames = new ArraySet<>(); 21272 while (opti < args.length) { 21273 permissionNames.add(args[opti]); 21274 opti++; 21275 } 21276 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21277 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21278 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21279 dumpState.setDump(DumpState.DUMP_PREFERRED); 21280 } else if ("preferred-xml".equals(cmd)) { 21281 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21282 if (opti < args.length && "--full".equals(args[opti])) { 21283 fullPreferred = true; 21284 opti++; 21285 } 21286 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21287 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21288 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21289 dumpState.setDump(DumpState.DUMP_PACKAGES); 21290 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21291 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21292 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21293 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21294 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21295 dumpState.setDump(DumpState.DUMP_MESSAGES); 21296 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21297 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21298 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21299 || "intent-filter-verifiers".equals(cmd)) { 21300 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21301 } else if ("version".equals(cmd)) { 21302 dumpState.setDump(DumpState.DUMP_VERSION); 21303 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21304 dumpState.setDump(DumpState.DUMP_KEYSETS); 21305 } else if ("installs".equals(cmd)) { 21306 dumpState.setDump(DumpState.DUMP_INSTALLS); 21307 } else if ("frozen".equals(cmd)) { 21308 dumpState.setDump(DumpState.DUMP_FROZEN); 21309 } else if ("volumes".equals(cmd)) { 21310 dumpState.setDump(DumpState.DUMP_VOLUMES); 21311 } else if ("dexopt".equals(cmd)) { 21312 dumpState.setDump(DumpState.DUMP_DEXOPT); 21313 } else if ("compiler-stats".equals(cmd)) { 21314 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21315 } else if ("changes".equals(cmd)) { 21316 dumpState.setDump(DumpState.DUMP_CHANGES); 21317 } else if ("service-permissions".equals(cmd)) { 21318 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21319 } else if ("write".equals(cmd)) { 21320 synchronized (mPackages) { 21321 mSettings.writeLPr(); 21322 pw.println("Settings written."); 21323 return; 21324 } 21325 } 21326 } 21327 21328 if (checkin) { 21329 pw.println("vers,1"); 21330 } 21331 21332 // reader 21333 synchronized (mPackages) { 21334 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21335 if (!checkin) { 21336 if (dumpState.onTitlePrinted()) 21337 pw.println(); 21338 pw.println("Database versions:"); 21339 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21340 } 21341 } 21342 21343 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21344 if (!checkin) { 21345 if (dumpState.onTitlePrinted()) 21346 pw.println(); 21347 pw.println("Verifiers:"); 21348 pw.print(" Required: "); 21349 pw.print(mRequiredVerifierPackage); 21350 pw.print(" (uid="); 21351 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21352 UserHandle.USER_SYSTEM)); 21353 pw.println(")"); 21354 } else if (mRequiredVerifierPackage != null) { 21355 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21356 pw.print(","); 21357 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21358 UserHandle.USER_SYSTEM)); 21359 } 21360 } 21361 21362 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21363 packageName == null) { 21364 if (mIntentFilterVerifierComponent != null) { 21365 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21366 if (!checkin) { 21367 if (dumpState.onTitlePrinted()) 21368 pw.println(); 21369 pw.println("Intent Filter Verifier:"); 21370 pw.print(" Using: "); 21371 pw.print(verifierPackageName); 21372 pw.print(" (uid="); 21373 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21374 UserHandle.USER_SYSTEM)); 21375 pw.println(")"); 21376 } else if (verifierPackageName != null) { 21377 pw.print("ifv,"); pw.print(verifierPackageName); 21378 pw.print(","); 21379 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21380 UserHandle.USER_SYSTEM)); 21381 } 21382 } else { 21383 pw.println(); 21384 pw.println("No Intent Filter Verifier available!"); 21385 } 21386 } 21387 21388 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21389 boolean printedHeader = false; 21390 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21391 while (it.hasNext()) { 21392 String libName = it.next(); 21393 LongSparseArray<SharedLibraryEntry> versionedLib 21394 = mSharedLibraries.get(libName); 21395 if (versionedLib == null) { 21396 continue; 21397 } 21398 final int versionCount = versionedLib.size(); 21399 for (int i = 0; i < versionCount; i++) { 21400 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21401 if (!checkin) { 21402 if (!printedHeader) { 21403 if (dumpState.onTitlePrinted()) 21404 pw.println(); 21405 pw.println("Libraries:"); 21406 printedHeader = true; 21407 } 21408 pw.print(" "); 21409 } else { 21410 pw.print("lib,"); 21411 } 21412 pw.print(libEntry.info.getName()); 21413 if (libEntry.info.isStatic()) { 21414 pw.print(" version=" + libEntry.info.getLongVersion()); 21415 } 21416 if (!checkin) { 21417 pw.print(" -> "); 21418 } 21419 if (libEntry.path != null) { 21420 pw.print(" (jar) "); 21421 pw.print(libEntry.path); 21422 } else { 21423 pw.print(" (apk) "); 21424 pw.print(libEntry.apk); 21425 } 21426 pw.println(); 21427 } 21428 } 21429 } 21430 21431 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21432 if (dumpState.onTitlePrinted()) 21433 pw.println(); 21434 if (!checkin) { 21435 pw.println("Features:"); 21436 } 21437 21438 synchronized (mAvailableFeatures) { 21439 for (FeatureInfo feat : mAvailableFeatures.values()) { 21440 if (checkin) { 21441 pw.print("feat,"); 21442 pw.print(feat.name); 21443 pw.print(","); 21444 pw.println(feat.version); 21445 } else { 21446 pw.print(" "); 21447 pw.print(feat.name); 21448 if (feat.version > 0) { 21449 pw.print(" version="); 21450 pw.print(feat.version); 21451 } 21452 pw.println(); 21453 } 21454 } 21455 } 21456 } 21457 21458 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21459 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21460 : "Activity Resolver Table:", " ", packageName, 21461 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21462 dumpState.setTitlePrinted(true); 21463 } 21464 } 21465 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21466 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21467 : "Receiver Resolver Table:", " ", packageName, 21468 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21469 dumpState.setTitlePrinted(true); 21470 } 21471 } 21472 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21473 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21474 : "Service Resolver Table:", " ", packageName, 21475 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21476 dumpState.setTitlePrinted(true); 21477 } 21478 } 21479 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21480 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21481 : "Provider Resolver Table:", " ", packageName, 21482 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21483 dumpState.setTitlePrinted(true); 21484 } 21485 } 21486 21487 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21488 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21489 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21490 int user = mSettings.mPreferredActivities.keyAt(i); 21491 if (pir.dump(pw, 21492 dumpState.getTitlePrinted() 21493 ? "\nPreferred Activities User " + user + ":" 21494 : "Preferred Activities User " + user + ":", " ", 21495 packageName, true, false)) { 21496 dumpState.setTitlePrinted(true); 21497 } 21498 } 21499 } 21500 21501 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21502 pw.flush(); 21503 FileOutputStream fout = new FileOutputStream(fd); 21504 BufferedOutputStream str = new BufferedOutputStream(fout); 21505 XmlSerializer serializer = new FastXmlSerializer(); 21506 try { 21507 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21508 serializer.startDocument(null, true); 21509 serializer.setFeature( 21510 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21511 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21512 serializer.endDocument(); 21513 serializer.flush(); 21514 } catch (IllegalArgumentException e) { 21515 pw.println("Failed writing: " + e); 21516 } catch (IllegalStateException e) { 21517 pw.println("Failed writing: " + e); 21518 } catch (IOException e) { 21519 pw.println("Failed writing: " + e); 21520 } 21521 } 21522 21523 if (!checkin 21524 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21525 && packageName == null) { 21526 pw.println(); 21527 int count = mSettings.mPackages.size(); 21528 if (count == 0) { 21529 pw.println("No applications!"); 21530 pw.println(); 21531 } else { 21532 final String prefix = " "; 21533 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21534 if (allPackageSettings.size() == 0) { 21535 pw.println("No domain preferred apps!"); 21536 pw.println(); 21537 } else { 21538 pw.println("App verification status:"); 21539 pw.println(); 21540 count = 0; 21541 for (PackageSetting ps : allPackageSettings) { 21542 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21543 if (ivi == null || ivi.getPackageName() == null) continue; 21544 pw.println(prefix + "Package: " + ivi.getPackageName()); 21545 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21546 pw.println(prefix + "Status: " + ivi.getStatusString()); 21547 pw.println(); 21548 count++; 21549 } 21550 if (count == 0) { 21551 pw.println(prefix + "No app verification established."); 21552 pw.println(); 21553 } 21554 for (int userId : sUserManager.getUserIds()) { 21555 pw.println("App linkages for user " + userId + ":"); 21556 pw.println(); 21557 count = 0; 21558 for (PackageSetting ps : allPackageSettings) { 21559 final long status = ps.getDomainVerificationStatusForUser(userId); 21560 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21561 && !DEBUG_DOMAIN_VERIFICATION) { 21562 continue; 21563 } 21564 pw.println(prefix + "Package: " + ps.name); 21565 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21566 String statusStr = IntentFilterVerificationInfo. 21567 getStatusStringFromValue(status); 21568 pw.println(prefix + "Status: " + statusStr); 21569 pw.println(); 21570 count++; 21571 } 21572 if (count == 0) { 21573 pw.println(prefix + "No configured app linkages."); 21574 pw.println(); 21575 } 21576 } 21577 } 21578 } 21579 } 21580 21581 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21582 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21583 } 21584 21585 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21586 boolean printedSomething = false; 21587 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21588 if (packageName != null && !packageName.equals(p.info.packageName)) { 21589 continue; 21590 } 21591 if (!printedSomething) { 21592 if (dumpState.onTitlePrinted()) 21593 pw.println(); 21594 pw.println("Registered ContentProviders:"); 21595 printedSomething = true; 21596 } 21597 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21598 pw.print(" "); pw.println(p.toString()); 21599 } 21600 printedSomething = false; 21601 for (Map.Entry<String, PackageParser.Provider> entry : 21602 mProvidersByAuthority.entrySet()) { 21603 PackageParser.Provider p = entry.getValue(); 21604 if (packageName != null && !packageName.equals(p.info.packageName)) { 21605 continue; 21606 } 21607 if (!printedSomething) { 21608 if (dumpState.onTitlePrinted()) 21609 pw.println(); 21610 pw.println("ContentProvider Authorities:"); 21611 printedSomething = true; 21612 } 21613 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21614 pw.print(" "); pw.println(p.toString()); 21615 if (p.info != null && p.info.applicationInfo != null) { 21616 final String appInfo = p.info.applicationInfo.toString(); 21617 pw.print(" applicationInfo="); pw.println(appInfo); 21618 } 21619 } 21620 } 21621 21622 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21623 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21624 } 21625 21626 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21627 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21628 } 21629 21630 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21631 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21632 } 21633 21634 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21635 if (dumpState.onTitlePrinted()) pw.println(); 21636 pw.println("Package Changes:"); 21637 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21638 final int K = mChangedPackages.size(); 21639 for (int i = 0; i < K; i++) { 21640 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21641 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21642 final int N = changes.size(); 21643 if (N == 0) { 21644 pw.print(" "); pw.println("No packages changed"); 21645 } else { 21646 for (int j = 0; j < N; j++) { 21647 final String pkgName = changes.valueAt(j); 21648 final int sequenceNumber = changes.keyAt(j); 21649 pw.print(" "); 21650 pw.print("seq="); 21651 pw.print(sequenceNumber); 21652 pw.print(", package="); 21653 pw.println(pkgName); 21654 } 21655 } 21656 } 21657 } 21658 21659 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21660 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21661 } 21662 21663 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21664 // XXX should handle packageName != null by dumping only install data that 21665 // the given package is involved with. 21666 if (dumpState.onTitlePrinted()) pw.println(); 21667 21668 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21669 ipw.println(); 21670 ipw.println("Frozen packages:"); 21671 ipw.increaseIndent(); 21672 if (mFrozenPackages.size() == 0) { 21673 ipw.println("(none)"); 21674 } else { 21675 for (int i = 0; i < mFrozenPackages.size(); i++) { 21676 ipw.println(mFrozenPackages.valueAt(i)); 21677 } 21678 } 21679 ipw.decreaseIndent(); 21680 } 21681 21682 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21683 if (dumpState.onTitlePrinted()) pw.println(); 21684 21685 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21686 ipw.println(); 21687 ipw.println("Loaded volumes:"); 21688 ipw.increaseIndent(); 21689 if (mLoadedVolumes.size() == 0) { 21690 ipw.println("(none)"); 21691 } else { 21692 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21693 ipw.println(mLoadedVolumes.valueAt(i)); 21694 } 21695 } 21696 ipw.decreaseIndent(); 21697 } 21698 21699 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21700 && packageName == null) { 21701 if (dumpState.onTitlePrinted()) pw.println(); 21702 pw.println("Service permissions:"); 21703 21704 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21705 while (filterIterator.hasNext()) { 21706 final ServiceIntentInfo info = filterIterator.next(); 21707 final ServiceInfo serviceInfo = info.service.info; 21708 final String permission = serviceInfo.permission; 21709 if (permission != null) { 21710 pw.print(" "); 21711 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21712 pw.print(": "); 21713 pw.println(permission); 21714 } 21715 } 21716 } 21717 21718 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21719 if (dumpState.onTitlePrinted()) pw.println(); 21720 dumpDexoptStateLPr(pw, packageName); 21721 } 21722 21723 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21724 if (dumpState.onTitlePrinted()) pw.println(); 21725 dumpCompilerStatsLPr(pw, packageName); 21726 } 21727 21728 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21729 if (dumpState.onTitlePrinted()) pw.println(); 21730 mSettings.dumpReadMessagesLPr(pw, dumpState); 21731 21732 pw.println(); 21733 pw.println("Package warning messages:"); 21734 dumpCriticalInfo(pw, null); 21735 } 21736 21737 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21738 dumpCriticalInfo(pw, "msg,"); 21739 } 21740 } 21741 21742 // PackageInstaller should be called outside of mPackages lock 21743 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21744 // XXX should handle packageName != null by dumping only install data that 21745 // the given package is involved with. 21746 if (dumpState.onTitlePrinted()) pw.println(); 21747 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21748 } 21749 } 21750 21751 private void dumpProto(FileDescriptor fd) { 21752 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21753 21754 synchronized (mPackages) { 21755 final long requiredVerifierPackageToken = 21756 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21757 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21758 proto.write( 21759 PackageServiceDumpProto.PackageShortProto.UID, 21760 getPackageUid( 21761 mRequiredVerifierPackage, 21762 MATCH_DEBUG_TRIAGED_MISSING, 21763 UserHandle.USER_SYSTEM)); 21764 proto.end(requiredVerifierPackageToken); 21765 21766 if (mIntentFilterVerifierComponent != null) { 21767 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21768 final long verifierPackageToken = 21769 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21770 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21771 proto.write( 21772 PackageServiceDumpProto.PackageShortProto.UID, 21773 getPackageUid( 21774 verifierPackageName, 21775 MATCH_DEBUG_TRIAGED_MISSING, 21776 UserHandle.USER_SYSTEM)); 21777 proto.end(verifierPackageToken); 21778 } 21779 21780 dumpSharedLibrariesProto(proto); 21781 dumpFeaturesProto(proto); 21782 mSettings.dumpPackagesProto(proto); 21783 mSettings.dumpSharedUsersProto(proto); 21784 dumpCriticalInfo(proto); 21785 } 21786 proto.flush(); 21787 } 21788 21789 private void dumpFeaturesProto(ProtoOutputStream proto) { 21790 synchronized (mAvailableFeatures) { 21791 final int count = mAvailableFeatures.size(); 21792 for (int i = 0; i < count; i++) { 21793 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21794 } 21795 } 21796 } 21797 21798 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21799 final int count = mSharedLibraries.size(); 21800 for (int i = 0; i < count; i++) { 21801 final String libName = mSharedLibraries.keyAt(i); 21802 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21803 if (versionedLib == null) { 21804 continue; 21805 } 21806 final int versionCount = versionedLib.size(); 21807 for (int j = 0; j < versionCount; j++) { 21808 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21809 final long sharedLibraryToken = 21810 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21811 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21812 final boolean isJar = (libEntry.path != null); 21813 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21814 if (isJar) { 21815 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21816 } else { 21817 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21818 } 21819 proto.end(sharedLibraryToken); 21820 } 21821 } 21822 } 21823 21824 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21825 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21826 ipw.println(); 21827 ipw.println("Dexopt state:"); 21828 ipw.increaseIndent(); 21829 Collection<PackageParser.Package> packages = null; 21830 if (packageName != null) { 21831 PackageParser.Package targetPackage = mPackages.get(packageName); 21832 if (targetPackage != null) { 21833 packages = Collections.singletonList(targetPackage); 21834 } else { 21835 ipw.println("Unable to find package: " + packageName); 21836 return; 21837 } 21838 } else { 21839 packages = mPackages.values(); 21840 } 21841 21842 for (PackageParser.Package pkg : packages) { 21843 ipw.println("[" + pkg.packageName + "]"); 21844 ipw.increaseIndent(); 21845 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21846 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21847 ipw.decreaseIndent(); 21848 } 21849 } 21850 21851 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21852 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21853 ipw.println(); 21854 ipw.println("Compiler stats:"); 21855 ipw.increaseIndent(); 21856 Collection<PackageParser.Package> packages = null; 21857 if (packageName != null) { 21858 PackageParser.Package targetPackage = mPackages.get(packageName); 21859 if (targetPackage != null) { 21860 packages = Collections.singletonList(targetPackage); 21861 } else { 21862 ipw.println("Unable to find package: " + packageName); 21863 return; 21864 } 21865 } else { 21866 packages = mPackages.values(); 21867 } 21868 21869 for (PackageParser.Package pkg : packages) { 21870 ipw.println("[" + pkg.packageName + "]"); 21871 ipw.increaseIndent(); 21872 21873 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21874 if (stats == null) { 21875 ipw.println("(No recorded stats)"); 21876 } else { 21877 stats.dump(ipw); 21878 } 21879 ipw.decreaseIndent(); 21880 } 21881 } 21882 21883 private String dumpDomainString(String packageName) { 21884 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21885 .getList(); 21886 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21887 21888 ArraySet<String> result = new ArraySet<>(); 21889 if (iviList.size() > 0) { 21890 for (IntentFilterVerificationInfo ivi : iviList) { 21891 for (String host : ivi.getDomains()) { 21892 result.add(host); 21893 } 21894 } 21895 } 21896 if (filters != null && filters.size() > 0) { 21897 for (IntentFilter filter : filters) { 21898 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21899 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21900 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21901 result.addAll(filter.getHostsList()); 21902 } 21903 } 21904 } 21905 21906 StringBuilder sb = new StringBuilder(result.size() * 16); 21907 for (String domain : result) { 21908 if (sb.length() > 0) sb.append(" "); 21909 sb.append(domain); 21910 } 21911 return sb.toString(); 21912 } 21913 21914 // ------- apps on sdcard specific code ------- 21915 static final boolean DEBUG_SD_INSTALL = false; 21916 21917 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21918 21919 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21920 21921 private boolean mMediaMounted = false; 21922 21923 static String getEncryptKey() { 21924 try { 21925 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21926 SD_ENCRYPTION_KEYSTORE_NAME); 21927 if (sdEncKey == null) { 21928 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21929 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21930 if (sdEncKey == null) { 21931 Slog.e(TAG, "Failed to create encryption keys"); 21932 return null; 21933 } 21934 } 21935 return sdEncKey; 21936 } catch (NoSuchAlgorithmException nsae) { 21937 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21938 return null; 21939 } catch (IOException ioe) { 21940 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21941 return null; 21942 } 21943 } 21944 21945 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21946 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21947 final int size = infos.size(); 21948 final String[] packageNames = new String[size]; 21949 final int[] packageUids = new int[size]; 21950 for (int i = 0; i < size; i++) { 21951 final ApplicationInfo info = infos.get(i); 21952 packageNames[i] = info.packageName; 21953 packageUids[i] = info.uid; 21954 } 21955 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21956 finishedReceiver); 21957 } 21958 21959 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21960 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21961 sendResourcesChangedBroadcast(mediaStatus, replacing, 21962 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21963 } 21964 21965 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21966 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21967 int size = pkgList.length; 21968 if (size > 0) { 21969 // Send broadcasts here 21970 Bundle extras = new Bundle(); 21971 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21972 if (uidArr != null) { 21973 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21974 } 21975 if (replacing) { 21976 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21977 } 21978 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21979 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21980 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21981 } 21982 } 21983 21984 private void loadPrivatePackages(final VolumeInfo vol) { 21985 mHandler.post(new Runnable() { 21986 @Override 21987 public void run() { 21988 loadPrivatePackagesInner(vol); 21989 } 21990 }); 21991 } 21992 21993 private void loadPrivatePackagesInner(VolumeInfo vol) { 21994 final String volumeUuid = vol.fsUuid; 21995 if (TextUtils.isEmpty(volumeUuid)) { 21996 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21997 return; 21998 } 21999 22000 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 22001 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 22002 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 22003 22004 final VersionInfo ver; 22005 final List<PackageSetting> packages; 22006 synchronized (mPackages) { 22007 ver = mSettings.findOrCreateVersion(volumeUuid); 22008 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22009 } 22010 22011 for (PackageSetting ps : packages) { 22012 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 22013 synchronized (mInstallLock) { 22014 final PackageParser.Package pkg; 22015 try { 22016 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 22017 loaded.add(pkg.applicationInfo); 22018 22019 } catch (PackageManagerException e) { 22020 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 22021 } 22022 22023 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 22024 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 22025 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 22026 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 22027 } 22028 } 22029 } 22030 22031 // Reconcile app data for all started/unlocked users 22032 final StorageManager sm = mContext.getSystemService(StorageManager.class); 22033 final UserManager um = mContext.getSystemService(UserManager.class); 22034 UserManagerInternal umInternal = getUserManagerInternal(); 22035 for (UserInfo user : um.getUsers()) { 22036 final int flags; 22037 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22038 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22039 } else if (umInternal.isUserRunning(user.id)) { 22040 flags = StorageManager.FLAG_STORAGE_DE; 22041 } else { 22042 continue; 22043 } 22044 22045 try { 22046 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 22047 synchronized (mInstallLock) { 22048 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 22049 } 22050 } catch (IllegalStateException e) { 22051 // Device was probably ejected, and we'll process that event momentarily 22052 Slog.w(TAG, "Failed to prepare storage: " + e); 22053 } 22054 } 22055 22056 synchronized (mPackages) { 22057 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 22058 if (sdkUpdated) { 22059 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 22060 + mSdkVersion + "; regranting permissions for " + volumeUuid); 22061 } 22062 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 22063 mPermissionCallback); 22064 22065 // Yay, everything is now upgraded 22066 ver.forceCurrent(); 22067 22068 mSettings.writeLPr(); 22069 } 22070 22071 for (PackageFreezer freezer : freezers) { 22072 freezer.close(); 22073 } 22074 22075 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 22076 sendResourcesChangedBroadcast(true, false, loaded, null); 22077 mLoadedVolumes.add(vol.getId()); 22078 } 22079 22080 private void unloadPrivatePackages(final VolumeInfo vol) { 22081 mHandler.post(new Runnable() { 22082 @Override 22083 public void run() { 22084 unloadPrivatePackagesInner(vol); 22085 } 22086 }); 22087 } 22088 22089 private void unloadPrivatePackagesInner(VolumeInfo vol) { 22090 final String volumeUuid = vol.fsUuid; 22091 if (TextUtils.isEmpty(volumeUuid)) { 22092 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 22093 return; 22094 } 22095 22096 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 22097 synchronized (mInstallLock) { 22098 synchronized (mPackages) { 22099 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 22100 for (PackageSetting ps : packages) { 22101 if (ps.pkg == null) continue; 22102 22103 final ApplicationInfo info = ps.pkg.applicationInfo; 22104 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 22105 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 22106 22107 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 22108 "unloadPrivatePackagesInner")) { 22109 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 22110 false, null)) { 22111 unloaded.add(info); 22112 } else { 22113 Slog.w(TAG, "Failed to unload " + ps.codePath); 22114 } 22115 } 22116 22117 // Try very hard to release any references to this package 22118 // so we don't risk the system server being killed due to 22119 // open FDs 22120 AttributeCache.instance().removePackage(ps.name); 22121 } 22122 22123 mSettings.writeLPr(); 22124 } 22125 } 22126 22127 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 22128 sendResourcesChangedBroadcast(false, false, unloaded, null); 22129 mLoadedVolumes.remove(vol.getId()); 22130 22131 // Try very hard to release any references to this path so we don't risk 22132 // the system server being killed due to open FDs 22133 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 22134 22135 for (int i = 0; i < 3; i++) { 22136 System.gc(); 22137 System.runFinalization(); 22138 } 22139 } 22140 22141 private void assertPackageKnown(String volumeUuid, String packageName) 22142 throws PackageManagerException { 22143 synchronized (mPackages) { 22144 // Normalize package name to handle renamed packages 22145 packageName = normalizePackageNameLPr(packageName); 22146 22147 final PackageSetting ps = mSettings.mPackages.get(packageName); 22148 if (ps == null) { 22149 throw new PackageManagerException("Package " + packageName + " is unknown"); 22150 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22151 throw new PackageManagerException( 22152 "Package " + packageName + " found on unknown volume " + volumeUuid 22153 + "; expected volume " + ps.volumeUuid); 22154 } 22155 } 22156 } 22157 22158 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 22159 throws PackageManagerException { 22160 synchronized (mPackages) { 22161 // Normalize package name to handle renamed packages 22162 packageName = normalizePackageNameLPr(packageName); 22163 22164 final PackageSetting ps = mSettings.mPackages.get(packageName); 22165 if (ps == null) { 22166 throw new PackageManagerException("Package " + packageName + " is unknown"); 22167 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22168 throw new PackageManagerException( 22169 "Package " + packageName + " found on unknown volume " + volumeUuid 22170 + "; expected volume " + ps.volumeUuid); 22171 } else if (!ps.getInstalled(userId)) { 22172 throw new PackageManagerException( 22173 "Package " + packageName + " not installed for user " + userId); 22174 } 22175 } 22176 } 22177 22178 private List<String> collectAbsoluteCodePaths() { 22179 synchronized (mPackages) { 22180 List<String> codePaths = new ArrayList<>(); 22181 final int packageCount = mSettings.mPackages.size(); 22182 for (int i = 0; i < packageCount; i++) { 22183 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22184 codePaths.add(ps.codePath.getAbsolutePath()); 22185 } 22186 return codePaths; 22187 } 22188 } 22189 22190 /** 22191 * Examine all apps present on given mounted volume, and destroy apps that 22192 * aren't expected, either due to uninstallation or reinstallation on 22193 * another volume. 22194 */ 22195 private void reconcileApps(String volumeUuid) { 22196 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22197 List<File> filesToDelete = null; 22198 22199 final File[] files = FileUtils.listFilesOrEmpty( 22200 Environment.getDataAppDirectory(volumeUuid)); 22201 for (File file : files) { 22202 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22203 && !PackageInstallerService.isStageName(file.getName()); 22204 if (!isPackage) { 22205 // Ignore entries which are not packages 22206 continue; 22207 } 22208 22209 String absolutePath = file.getAbsolutePath(); 22210 22211 boolean pathValid = false; 22212 final int absoluteCodePathCount = absoluteCodePaths.size(); 22213 for (int i = 0; i < absoluteCodePathCount; i++) { 22214 String absoluteCodePath = absoluteCodePaths.get(i); 22215 if (absolutePath.startsWith(absoluteCodePath)) { 22216 pathValid = true; 22217 break; 22218 } 22219 } 22220 22221 if (!pathValid) { 22222 if (filesToDelete == null) { 22223 filesToDelete = new ArrayList<>(); 22224 } 22225 filesToDelete.add(file); 22226 } 22227 } 22228 22229 if (filesToDelete != null) { 22230 final int fileToDeleteCount = filesToDelete.size(); 22231 for (int i = 0; i < fileToDeleteCount; i++) { 22232 File fileToDelete = filesToDelete.get(i); 22233 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22234 synchronized (mInstallLock) { 22235 removeCodePathLI(fileToDelete); 22236 } 22237 } 22238 } 22239 } 22240 22241 /** 22242 * Reconcile all app data for the given user. 22243 * <p> 22244 * Verifies that directories exist and that ownership and labeling is 22245 * correct for all installed apps on all mounted volumes. 22246 */ 22247 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22248 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22249 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22250 final String volumeUuid = vol.getFsUuid(); 22251 synchronized (mInstallLock) { 22252 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22253 } 22254 } 22255 } 22256 22257 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22258 boolean migrateAppData) { 22259 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22260 } 22261 22262 /** 22263 * Reconcile all app data on given mounted volume. 22264 * <p> 22265 * Destroys app data that isn't expected, either due to uninstallation or 22266 * reinstallation on another volume. 22267 * <p> 22268 * Verifies that directories exist and that ownership and labeling is 22269 * correct for all installed apps. 22270 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22271 */ 22272 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22273 boolean migrateAppData, boolean onlyCoreApps) { 22274 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22275 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22276 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22277 22278 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22279 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22280 22281 // First look for stale data that doesn't belong, and check if things 22282 // have changed since we did our last restorecon 22283 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22284 if (StorageManager.isFileEncryptedNativeOrEmulated() 22285 && !StorageManager.isUserKeyUnlocked(userId)) { 22286 throw new RuntimeException( 22287 "Yikes, someone asked us to reconcile CE storage while " + userId 22288 + " was still locked; this would have caused massive data loss!"); 22289 } 22290 22291 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22292 for (File file : files) { 22293 final String packageName = file.getName(); 22294 try { 22295 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22296 } catch (PackageManagerException e) { 22297 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22298 try { 22299 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22300 StorageManager.FLAG_STORAGE_CE, 0); 22301 } catch (InstallerException e2) { 22302 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22303 } 22304 } 22305 } 22306 } 22307 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22308 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22309 for (File file : files) { 22310 final String packageName = file.getName(); 22311 try { 22312 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22313 } catch (PackageManagerException e) { 22314 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22315 try { 22316 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22317 StorageManager.FLAG_STORAGE_DE, 0); 22318 } catch (InstallerException e2) { 22319 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22320 } 22321 } 22322 } 22323 } 22324 22325 // Ensure that data directories are ready to roll for all packages 22326 // installed for this volume and user 22327 final List<PackageSetting> packages; 22328 synchronized (mPackages) { 22329 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22330 } 22331 int preparedCount = 0; 22332 for (PackageSetting ps : packages) { 22333 final String packageName = ps.name; 22334 if (ps.pkg == null) { 22335 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22336 // TODO: might be due to legacy ASEC apps; we should circle back 22337 // and reconcile again once they're scanned 22338 continue; 22339 } 22340 // Skip non-core apps if requested 22341 if (onlyCoreApps && !ps.pkg.coreApp) { 22342 result.add(packageName); 22343 continue; 22344 } 22345 22346 if (ps.getInstalled(userId)) { 22347 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22348 preparedCount++; 22349 } 22350 } 22351 22352 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22353 return result; 22354 } 22355 22356 /** 22357 * Prepare app data for the given app just after it was installed or 22358 * upgraded. This method carefully only touches users that it's installed 22359 * for, and it forces a restorecon to handle any seinfo changes. 22360 * <p> 22361 * Verifies that directories exist and that ownership and labeling is 22362 * correct for all installed apps. If there is an ownership mismatch, it 22363 * will try recovering system apps by wiping data; third-party app data is 22364 * left intact. 22365 * <p> 22366 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22367 */ 22368 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22369 final PackageSetting ps; 22370 synchronized (mPackages) { 22371 ps = mSettings.mPackages.get(pkg.packageName); 22372 mSettings.writeKernelMappingLPr(ps); 22373 } 22374 22375 final UserManager um = mContext.getSystemService(UserManager.class); 22376 UserManagerInternal umInternal = getUserManagerInternal(); 22377 for (UserInfo user : um.getUsers()) { 22378 final int flags; 22379 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22380 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22381 } else if (umInternal.isUserRunning(user.id)) { 22382 flags = StorageManager.FLAG_STORAGE_DE; 22383 } else { 22384 continue; 22385 } 22386 22387 if (ps.getInstalled(user.id)) { 22388 // TODO: when user data is locked, mark that we're still dirty 22389 prepareAppDataLIF(pkg, user.id, flags); 22390 } 22391 } 22392 } 22393 22394 /** 22395 * Prepare app data for the given app. 22396 * <p> 22397 * Verifies that directories exist and that ownership and labeling is 22398 * correct for all installed apps. If there is an ownership mismatch, this 22399 * will try recovering system apps by wiping data; third-party app data is 22400 * left intact. 22401 */ 22402 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22403 if (pkg == null) { 22404 Slog.wtf(TAG, "Package was null!", new Throwable()); 22405 return; 22406 } 22407 prepareAppDataLeafLIF(pkg, userId, flags); 22408 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22409 for (int i = 0; i < childCount; i++) { 22410 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22411 } 22412 } 22413 22414 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22415 boolean maybeMigrateAppData) { 22416 prepareAppDataLIF(pkg, userId, flags); 22417 22418 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22419 // We may have just shuffled around app data directories, so 22420 // prepare them one more time 22421 prepareAppDataLIF(pkg, userId, flags); 22422 } 22423 } 22424 22425 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22426 if (DEBUG_APP_DATA) { 22427 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22428 + Integer.toHexString(flags)); 22429 } 22430 22431 final String volumeUuid = pkg.volumeUuid; 22432 final String packageName = pkg.packageName; 22433 final ApplicationInfo app = pkg.applicationInfo; 22434 final int appId = UserHandle.getAppId(app.uid); 22435 22436 Preconditions.checkNotNull(app.seInfo); 22437 22438 long ceDataInode = -1; 22439 try { 22440 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22441 appId, app.seInfo, app.targetSdkVersion); 22442 } catch (InstallerException e) { 22443 if (app.isSystemApp()) { 22444 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22445 + ", but trying to recover: " + e); 22446 destroyAppDataLeafLIF(pkg, userId, flags); 22447 try { 22448 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22449 appId, app.seInfo, app.targetSdkVersion); 22450 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22451 } catch (InstallerException e2) { 22452 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22453 } 22454 } else { 22455 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22456 } 22457 } 22458 // Prepare the application profiles only for upgrades and first boot (so that we don't 22459 // repeat the same operation at each boot). 22460 // We only have to cover the upgrade and first boot here because for app installs we 22461 // prepare the profiles before invoking dexopt (in installPackageLI). 22462 // 22463 // We also have to cover non system users because we do not call the usual install package 22464 // methods for them. 22465 if (mIsUpgrade || mFirstBoot || (userId != UserHandle.USER_SYSTEM)) { 22466 mArtManagerService.prepareAppProfiles(pkg, userId); 22467 } 22468 22469 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22470 // TODO: mark this structure as dirty so we persist it! 22471 synchronized (mPackages) { 22472 final PackageSetting ps = mSettings.mPackages.get(packageName); 22473 if (ps != null) { 22474 ps.setCeDataInode(ceDataInode, userId); 22475 } 22476 } 22477 } 22478 22479 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22480 } 22481 22482 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22483 if (pkg == null) { 22484 Slog.wtf(TAG, "Package was null!", new Throwable()); 22485 return; 22486 } 22487 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22488 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22489 for (int i = 0; i < childCount; i++) { 22490 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22491 } 22492 } 22493 22494 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22495 final String volumeUuid = pkg.volumeUuid; 22496 final String packageName = pkg.packageName; 22497 final ApplicationInfo app = pkg.applicationInfo; 22498 22499 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22500 // Create a native library symlink only if we have native libraries 22501 // and if the native libraries are 32 bit libraries. We do not provide 22502 // this symlink for 64 bit libraries. 22503 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22504 final String nativeLibPath = app.nativeLibraryDir; 22505 try { 22506 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22507 nativeLibPath, userId); 22508 } catch (InstallerException e) { 22509 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22510 } 22511 } 22512 } 22513 } 22514 22515 /** 22516 * For system apps on non-FBE devices, this method migrates any existing 22517 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22518 * requested by the app. 22519 */ 22520 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22521 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22522 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22523 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22524 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22525 try { 22526 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22527 storageTarget); 22528 } catch (InstallerException e) { 22529 logCriticalInfo(Log.WARN, 22530 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22531 } 22532 return true; 22533 } else { 22534 return false; 22535 } 22536 } 22537 22538 public PackageFreezer freezePackage(String packageName, String killReason) { 22539 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22540 } 22541 22542 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22543 return new PackageFreezer(packageName, userId, killReason); 22544 } 22545 22546 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22547 String killReason) { 22548 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22549 } 22550 22551 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22552 String killReason) { 22553 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22554 return new PackageFreezer(); 22555 } else { 22556 return freezePackage(packageName, userId, killReason); 22557 } 22558 } 22559 22560 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22561 String killReason) { 22562 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22563 } 22564 22565 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22566 String killReason) { 22567 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22568 return new PackageFreezer(); 22569 } else { 22570 return freezePackage(packageName, userId, killReason); 22571 } 22572 } 22573 22574 /** 22575 * Class that freezes and kills the given package upon creation, and 22576 * unfreezes it upon closing. This is typically used when doing surgery on 22577 * app code/data to prevent the app from running while you're working. 22578 */ 22579 private class PackageFreezer implements AutoCloseable { 22580 private final String mPackageName; 22581 private final PackageFreezer[] mChildren; 22582 22583 private final boolean mWeFroze; 22584 22585 private final AtomicBoolean mClosed = new AtomicBoolean(); 22586 private final CloseGuard mCloseGuard = CloseGuard.get(); 22587 22588 /** 22589 * Create and return a stub freezer that doesn't actually do anything, 22590 * typically used when someone requested 22591 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22592 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22593 */ 22594 public PackageFreezer() { 22595 mPackageName = null; 22596 mChildren = null; 22597 mWeFroze = false; 22598 mCloseGuard.open("close"); 22599 } 22600 22601 public PackageFreezer(String packageName, int userId, String killReason) { 22602 synchronized (mPackages) { 22603 mPackageName = packageName; 22604 mWeFroze = mFrozenPackages.add(mPackageName); 22605 22606 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22607 if (ps != null) { 22608 killApplication(ps.name, ps.appId, userId, killReason); 22609 } 22610 22611 final PackageParser.Package p = mPackages.get(packageName); 22612 if (p != null && p.childPackages != null) { 22613 final int N = p.childPackages.size(); 22614 mChildren = new PackageFreezer[N]; 22615 for (int i = 0; i < N; i++) { 22616 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22617 userId, killReason); 22618 } 22619 } else { 22620 mChildren = null; 22621 } 22622 } 22623 mCloseGuard.open("close"); 22624 } 22625 22626 @Override 22627 protected void finalize() throws Throwable { 22628 try { 22629 if (mCloseGuard != null) { 22630 mCloseGuard.warnIfOpen(); 22631 } 22632 22633 close(); 22634 } finally { 22635 super.finalize(); 22636 } 22637 } 22638 22639 @Override 22640 public void close() { 22641 mCloseGuard.close(); 22642 if (mClosed.compareAndSet(false, true)) { 22643 synchronized (mPackages) { 22644 if (mWeFroze) { 22645 mFrozenPackages.remove(mPackageName); 22646 } 22647 22648 if (mChildren != null) { 22649 for (PackageFreezer freezer : mChildren) { 22650 freezer.close(); 22651 } 22652 } 22653 } 22654 } 22655 } 22656 } 22657 22658 /** 22659 * Verify that given package is currently frozen. 22660 */ 22661 private void checkPackageFrozen(String packageName) { 22662 synchronized (mPackages) { 22663 if (!mFrozenPackages.contains(packageName)) { 22664 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22665 } 22666 } 22667 } 22668 22669 @Override 22670 public int movePackage(final String packageName, final String volumeUuid) { 22671 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22672 22673 final int callingUid = Binder.getCallingUid(); 22674 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22675 final int moveId = mNextMoveId.getAndIncrement(); 22676 mHandler.post(new Runnable() { 22677 @Override 22678 public void run() { 22679 try { 22680 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22681 } catch (PackageManagerException e) { 22682 Slog.w(TAG, "Failed to move " + packageName, e); 22683 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22684 } 22685 } 22686 }); 22687 return moveId; 22688 } 22689 22690 private void movePackageInternal(final String packageName, final String volumeUuid, 22691 final int moveId, final int callingUid, UserHandle user) 22692 throws PackageManagerException { 22693 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22694 final PackageManager pm = mContext.getPackageManager(); 22695 22696 final boolean currentAsec; 22697 final String currentVolumeUuid; 22698 final File codeFile; 22699 final String installerPackageName; 22700 final String packageAbiOverride; 22701 final int appId; 22702 final String seinfo; 22703 final String label; 22704 final int targetSdkVersion; 22705 final PackageFreezer freezer; 22706 final int[] installedUserIds; 22707 22708 // reader 22709 synchronized (mPackages) { 22710 final PackageParser.Package pkg = mPackages.get(packageName); 22711 final PackageSetting ps = mSettings.mPackages.get(packageName); 22712 if (pkg == null 22713 || ps == null 22714 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22715 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22716 } 22717 if (pkg.applicationInfo.isSystemApp()) { 22718 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22719 "Cannot move system application"); 22720 } 22721 22722 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22723 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22724 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22725 if (isInternalStorage && !allow3rdPartyOnInternal) { 22726 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22727 "3rd party apps are not allowed on internal storage"); 22728 } 22729 22730 if (pkg.applicationInfo.isExternalAsec()) { 22731 currentAsec = true; 22732 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22733 } else if (pkg.applicationInfo.isForwardLocked()) { 22734 currentAsec = true; 22735 currentVolumeUuid = "forward_locked"; 22736 } else { 22737 currentAsec = false; 22738 currentVolumeUuid = ps.volumeUuid; 22739 22740 final File probe = new File(pkg.codePath); 22741 final File probeOat = new File(probe, "oat"); 22742 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22743 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22744 "Move only supported for modern cluster style installs"); 22745 } 22746 } 22747 22748 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22749 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22750 "Package already moved to " + volumeUuid); 22751 } 22752 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22753 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22754 "Device admin cannot be moved"); 22755 } 22756 22757 if (mFrozenPackages.contains(packageName)) { 22758 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22759 "Failed to move already frozen package"); 22760 } 22761 22762 codeFile = new File(pkg.codePath); 22763 installerPackageName = ps.installerPackageName; 22764 packageAbiOverride = ps.cpuAbiOverrideString; 22765 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22766 seinfo = pkg.applicationInfo.seInfo; 22767 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22768 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22769 freezer = freezePackage(packageName, "movePackageInternal"); 22770 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22771 } 22772 22773 final Bundle extras = new Bundle(); 22774 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22775 extras.putString(Intent.EXTRA_TITLE, label); 22776 mMoveCallbacks.notifyCreated(moveId, extras); 22777 22778 int installFlags; 22779 final boolean moveCompleteApp; 22780 final File measurePath; 22781 22782 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22783 installFlags = INSTALL_INTERNAL; 22784 moveCompleteApp = !currentAsec; 22785 measurePath = Environment.getDataAppDirectory(volumeUuid); 22786 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22787 installFlags = INSTALL_EXTERNAL; 22788 moveCompleteApp = false; 22789 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22790 } else { 22791 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22792 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22793 || !volume.isMountedWritable()) { 22794 freezer.close(); 22795 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22796 "Move location not mounted private volume"); 22797 } 22798 22799 Preconditions.checkState(!currentAsec); 22800 22801 installFlags = INSTALL_INTERNAL; 22802 moveCompleteApp = true; 22803 measurePath = Environment.getDataAppDirectory(volumeUuid); 22804 } 22805 22806 // If we're moving app data around, we need all the users unlocked 22807 if (moveCompleteApp) { 22808 for (int userId : installedUserIds) { 22809 if (StorageManager.isFileEncryptedNativeOrEmulated() 22810 && !StorageManager.isUserKeyUnlocked(userId)) { 22811 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22812 "User " + userId + " must be unlocked"); 22813 } 22814 } 22815 } 22816 22817 final PackageStats stats = new PackageStats(null, -1); 22818 synchronized (mInstaller) { 22819 for (int userId : installedUserIds) { 22820 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22821 freezer.close(); 22822 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22823 "Failed to measure package size"); 22824 } 22825 } 22826 } 22827 22828 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22829 + stats.dataSize); 22830 22831 final long startFreeBytes = measurePath.getUsableSpace(); 22832 final long sizeBytes; 22833 if (moveCompleteApp) { 22834 sizeBytes = stats.codeSize + stats.dataSize; 22835 } else { 22836 sizeBytes = stats.codeSize; 22837 } 22838 22839 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22840 freezer.close(); 22841 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22842 "Not enough free space to move"); 22843 } 22844 22845 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22846 22847 final CountDownLatch installedLatch = new CountDownLatch(1); 22848 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22849 @Override 22850 public void onUserActionRequired(Intent intent) throws RemoteException { 22851 throw new IllegalStateException(); 22852 } 22853 22854 @Override 22855 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22856 Bundle extras) throws RemoteException { 22857 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22858 + PackageManager.installStatusToString(returnCode, msg)); 22859 22860 installedLatch.countDown(); 22861 freezer.close(); 22862 22863 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22864 switch (status) { 22865 case PackageInstaller.STATUS_SUCCESS: 22866 mMoveCallbacks.notifyStatusChanged(moveId, 22867 PackageManager.MOVE_SUCCEEDED); 22868 break; 22869 case PackageInstaller.STATUS_FAILURE_STORAGE: 22870 mMoveCallbacks.notifyStatusChanged(moveId, 22871 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22872 break; 22873 default: 22874 mMoveCallbacks.notifyStatusChanged(moveId, 22875 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22876 break; 22877 } 22878 } 22879 }; 22880 22881 final MoveInfo move; 22882 if (moveCompleteApp) { 22883 // Kick off a thread to report progress estimates 22884 new Thread() { 22885 @Override 22886 public void run() { 22887 while (true) { 22888 try { 22889 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22890 break; 22891 } 22892 } catch (InterruptedException ignored) { 22893 } 22894 22895 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22896 final int progress = 10 + (int) MathUtils.constrain( 22897 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22898 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22899 } 22900 } 22901 }.start(); 22902 22903 final String dataAppName = codeFile.getName(); 22904 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22905 dataAppName, appId, seinfo, targetSdkVersion); 22906 } else { 22907 move = null; 22908 } 22909 22910 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22911 22912 final Message msg = mHandler.obtainMessage(INIT_COPY); 22913 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22914 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22915 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22916 packageAbiOverride, null /*grantedPermissions*/, 22917 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22918 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22919 msg.obj = params; 22920 22921 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22922 System.identityHashCode(msg.obj)); 22923 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22924 System.identityHashCode(msg.obj)); 22925 22926 mHandler.sendMessage(msg); 22927 } 22928 22929 @Override 22930 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22931 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22932 22933 final int realMoveId = mNextMoveId.getAndIncrement(); 22934 final Bundle extras = new Bundle(); 22935 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22936 mMoveCallbacks.notifyCreated(realMoveId, extras); 22937 22938 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22939 @Override 22940 public void onCreated(int moveId, Bundle extras) { 22941 // Ignored 22942 } 22943 22944 @Override 22945 public void onStatusChanged(int moveId, int status, long estMillis) { 22946 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22947 } 22948 }; 22949 22950 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22951 storage.setPrimaryStorageUuid(volumeUuid, callback); 22952 return realMoveId; 22953 } 22954 22955 @Override 22956 public int getMoveStatus(int moveId) { 22957 mContext.enforceCallingOrSelfPermission( 22958 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22959 return mMoveCallbacks.mLastStatus.get(moveId); 22960 } 22961 22962 @Override 22963 public void registerMoveCallback(IPackageMoveObserver callback) { 22964 mContext.enforceCallingOrSelfPermission( 22965 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22966 mMoveCallbacks.register(callback); 22967 } 22968 22969 @Override 22970 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22971 mContext.enforceCallingOrSelfPermission( 22972 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22973 mMoveCallbacks.unregister(callback); 22974 } 22975 22976 @Override 22977 public boolean setInstallLocation(int loc) { 22978 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22979 null); 22980 if (getInstallLocation() == loc) { 22981 return true; 22982 } 22983 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22984 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22985 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22986 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22987 return true; 22988 } 22989 return false; 22990 } 22991 22992 @Override 22993 public int getInstallLocation() { 22994 // allow instant app access 22995 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22996 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22997 PackageHelper.APP_INSTALL_AUTO); 22998 } 22999 23000 /** Called by UserManagerService */ 23001 void cleanUpUser(UserManagerService userManager, int userHandle) { 23002 synchronized (mPackages) { 23003 mDirtyUsers.remove(userHandle); 23004 mUserNeedsBadging.delete(userHandle); 23005 mSettings.removeUserLPw(userHandle); 23006 mPendingBroadcasts.remove(userHandle); 23007 mInstantAppRegistry.onUserRemovedLPw(userHandle); 23008 removeUnusedPackagesLPw(userManager, userHandle); 23009 } 23010 } 23011 23012 /** 23013 * We're removing userHandle and would like to remove any downloaded packages 23014 * that are no longer in use by any other user. 23015 * @param userHandle the user being removed 23016 */ 23017 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 23018 final boolean DEBUG_CLEAN_APKS = false; 23019 int [] users = userManager.getUserIds(); 23020 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 23021 while (psit.hasNext()) { 23022 PackageSetting ps = psit.next(); 23023 if (ps.pkg == null) { 23024 continue; 23025 } 23026 final String packageName = ps.pkg.packageName; 23027 // Skip over if system app 23028 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23029 continue; 23030 } 23031 if (DEBUG_CLEAN_APKS) { 23032 Slog.i(TAG, "Checking package " + packageName); 23033 } 23034 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 23035 if (keep) { 23036 if (DEBUG_CLEAN_APKS) { 23037 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 23038 } 23039 } else { 23040 for (int i = 0; i < users.length; i++) { 23041 if (users[i] != userHandle && ps.getInstalled(users[i])) { 23042 keep = true; 23043 if (DEBUG_CLEAN_APKS) { 23044 Slog.i(TAG, " Keeping package " + packageName + " for user " 23045 + users[i]); 23046 } 23047 break; 23048 } 23049 } 23050 } 23051 if (!keep) { 23052 if (DEBUG_CLEAN_APKS) { 23053 Slog.i(TAG, " Removing package " + packageName); 23054 } 23055 mHandler.post(new Runnable() { 23056 public void run() { 23057 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23058 userHandle, 0); 23059 } //end run 23060 }); 23061 } 23062 } 23063 } 23064 23065 /** Called by UserManagerService */ 23066 void createNewUser(int userId, String[] disallowedPackages) { 23067 synchronized (mInstallLock) { 23068 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 23069 } 23070 synchronized (mPackages) { 23071 scheduleWritePackageRestrictionsLocked(userId); 23072 scheduleWritePackageListLocked(userId); 23073 applyFactoryDefaultBrowserLPw(userId); 23074 primeDomainVerificationsLPw(userId); 23075 } 23076 } 23077 23078 void onNewUserCreated(final int userId) { 23079 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 23080 synchronized(mPackages) { 23081 // If permission review for legacy apps is required, we represent 23082 // dagerous permissions for such apps as always granted runtime 23083 // permissions to keep per user flag state whether review is needed. 23084 // Hence, if a new user is added we have to propagate dangerous 23085 // permission grants for these legacy apps. 23086 if (mSettings.mPermissions.mPermissionReviewRequired) { 23087// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 23088 mPermissionManager.updateAllPermissions( 23089 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 23090 mPermissionCallback); 23091 } 23092 } 23093 } 23094 23095 @Override 23096 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 23097 mContext.enforceCallingOrSelfPermission( 23098 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 23099 "Only package verification agents can read the verifier device identity"); 23100 23101 synchronized (mPackages) { 23102 return mSettings.getVerifierDeviceIdentityLPw(); 23103 } 23104 } 23105 23106 @Override 23107 public void setPermissionEnforced(String permission, boolean enforced) { 23108 // TODO: Now that we no longer change GID for storage, this should to away. 23109 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 23110 "setPermissionEnforced"); 23111 if (READ_EXTERNAL_STORAGE.equals(permission)) { 23112 synchronized (mPackages) { 23113 if (mSettings.mReadExternalStorageEnforced == null 23114 || mSettings.mReadExternalStorageEnforced != enforced) { 23115 mSettings.mReadExternalStorageEnforced = 23116 enforced ? Boolean.TRUE : Boolean.FALSE; 23117 mSettings.writeLPr(); 23118 } 23119 } 23120 // kill any non-foreground processes so we restart them and 23121 // grant/revoke the GID. 23122 final IActivityManager am = ActivityManager.getService(); 23123 if (am != null) { 23124 final long token = Binder.clearCallingIdentity(); 23125 try { 23126 am.killProcessesBelowForeground("setPermissionEnforcement"); 23127 } catch (RemoteException e) { 23128 } finally { 23129 Binder.restoreCallingIdentity(token); 23130 } 23131 } 23132 } else { 23133 throw new IllegalArgumentException("No selective enforcement for " + permission); 23134 } 23135 } 23136 23137 @Override 23138 @Deprecated 23139 public boolean isPermissionEnforced(String permission) { 23140 // allow instant applications 23141 return true; 23142 } 23143 23144 @Override 23145 public boolean isStorageLow() { 23146 // allow instant applications 23147 final long token = Binder.clearCallingIdentity(); 23148 try { 23149 final DeviceStorageMonitorInternal 23150 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 23151 if (dsm != null) { 23152 return dsm.isMemoryLow(); 23153 } else { 23154 return false; 23155 } 23156 } finally { 23157 Binder.restoreCallingIdentity(token); 23158 } 23159 } 23160 23161 @Override 23162 public IPackageInstaller getPackageInstaller() { 23163 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23164 return null; 23165 } 23166 return mInstallerService; 23167 } 23168 23169 @Override 23170 public IArtManager getArtManager() { 23171 return mArtManagerService; 23172 } 23173 23174 private boolean userNeedsBadging(int userId) { 23175 int index = mUserNeedsBadging.indexOfKey(userId); 23176 if (index < 0) { 23177 final UserInfo userInfo; 23178 final long token = Binder.clearCallingIdentity(); 23179 try { 23180 userInfo = sUserManager.getUserInfo(userId); 23181 } finally { 23182 Binder.restoreCallingIdentity(token); 23183 } 23184 final boolean b; 23185 if (userInfo != null && userInfo.isManagedProfile()) { 23186 b = true; 23187 } else { 23188 b = false; 23189 } 23190 mUserNeedsBadging.put(userId, b); 23191 return b; 23192 } 23193 return mUserNeedsBadging.valueAt(index); 23194 } 23195 23196 @Override 23197 public KeySet getKeySetByAlias(String packageName, String alias) { 23198 if (packageName == null || alias == null) { 23199 return null; 23200 } 23201 synchronized(mPackages) { 23202 final PackageParser.Package pkg = mPackages.get(packageName); 23203 if (pkg == null) { 23204 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23205 throw new IllegalArgumentException("Unknown package: " + packageName); 23206 } 23207 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23208 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 23209 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 23210 throw new IllegalArgumentException("Unknown package: " + packageName); 23211 } 23212 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23213 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23214 } 23215 } 23216 23217 @Override 23218 public KeySet getSigningKeySet(String packageName) { 23219 if (packageName == null) { 23220 return null; 23221 } 23222 synchronized(mPackages) { 23223 final int callingUid = Binder.getCallingUid(); 23224 final int callingUserId = UserHandle.getUserId(callingUid); 23225 final PackageParser.Package pkg = mPackages.get(packageName); 23226 if (pkg == null) { 23227 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23228 throw new IllegalArgumentException("Unknown package: " + packageName); 23229 } 23230 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23231 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23232 // filter and pretend the package doesn't exist 23233 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23234 + ", uid:" + callingUid); 23235 throw new IllegalArgumentException("Unknown package: " + packageName); 23236 } 23237 if (pkg.applicationInfo.uid != callingUid 23238 && Process.SYSTEM_UID != callingUid) { 23239 throw new SecurityException("May not access signing KeySet of other apps."); 23240 } 23241 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23242 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23243 } 23244 } 23245 23246 @Override 23247 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23248 final int callingUid = Binder.getCallingUid(); 23249 if (getInstantAppPackageName(callingUid) != null) { 23250 return false; 23251 } 23252 if (packageName == null || ks == null) { 23253 return false; 23254 } 23255 synchronized(mPackages) { 23256 final PackageParser.Package pkg = mPackages.get(packageName); 23257 if (pkg == null 23258 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23259 UserHandle.getUserId(callingUid))) { 23260 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23261 throw new IllegalArgumentException("Unknown package: " + packageName); 23262 } 23263 IBinder ksh = ks.getToken(); 23264 if (ksh instanceof KeySetHandle) { 23265 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23266 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23267 } 23268 return false; 23269 } 23270 } 23271 23272 @Override 23273 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23274 final int callingUid = Binder.getCallingUid(); 23275 if (getInstantAppPackageName(callingUid) != null) { 23276 return false; 23277 } 23278 if (packageName == null || ks == null) { 23279 return false; 23280 } 23281 synchronized(mPackages) { 23282 final PackageParser.Package pkg = mPackages.get(packageName); 23283 if (pkg == null 23284 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23285 UserHandle.getUserId(callingUid))) { 23286 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23287 throw new IllegalArgumentException("Unknown package: " + packageName); 23288 } 23289 IBinder ksh = ks.getToken(); 23290 if (ksh instanceof KeySetHandle) { 23291 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23292 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23293 } 23294 return false; 23295 } 23296 } 23297 23298 private void deletePackageIfUnusedLPr(final String packageName) { 23299 PackageSetting ps = mSettings.mPackages.get(packageName); 23300 if (ps == null) { 23301 return; 23302 } 23303 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23304 // TODO Implement atomic delete if package is unused 23305 // It is currently possible that the package will be deleted even if it is installed 23306 // after this method returns. 23307 mHandler.post(new Runnable() { 23308 public void run() { 23309 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23310 0, PackageManager.DELETE_ALL_USERS); 23311 } 23312 }); 23313 } 23314 } 23315 23316 /** 23317 * Check and throw if the given before/after packages would be considered a 23318 * downgrade. 23319 */ 23320 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23321 throws PackageManagerException { 23322 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23323 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23324 "Update version code " + after.versionCode + " is older than current " 23325 + before.getLongVersionCode()); 23326 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23327 if (after.baseRevisionCode < before.baseRevisionCode) { 23328 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23329 "Update base revision code " + after.baseRevisionCode 23330 + " is older than current " + before.baseRevisionCode); 23331 } 23332 23333 if (!ArrayUtils.isEmpty(after.splitNames)) { 23334 for (int i = 0; i < after.splitNames.length; i++) { 23335 final String splitName = after.splitNames[i]; 23336 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23337 if (j != -1) { 23338 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23339 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23340 "Update split " + splitName + " revision code " 23341 + after.splitRevisionCodes[i] + " is older than current " 23342 + before.splitRevisionCodes[j]); 23343 } 23344 } 23345 } 23346 } 23347 } 23348 } 23349 23350 private static class MoveCallbacks extends Handler { 23351 private static final int MSG_CREATED = 1; 23352 private static final int MSG_STATUS_CHANGED = 2; 23353 23354 private final RemoteCallbackList<IPackageMoveObserver> 23355 mCallbacks = new RemoteCallbackList<>(); 23356 23357 private final SparseIntArray mLastStatus = new SparseIntArray(); 23358 23359 public MoveCallbacks(Looper looper) { 23360 super(looper); 23361 } 23362 23363 public void register(IPackageMoveObserver callback) { 23364 mCallbacks.register(callback); 23365 } 23366 23367 public void unregister(IPackageMoveObserver callback) { 23368 mCallbacks.unregister(callback); 23369 } 23370 23371 @Override 23372 public void handleMessage(Message msg) { 23373 final SomeArgs args = (SomeArgs) msg.obj; 23374 final int n = mCallbacks.beginBroadcast(); 23375 for (int i = 0; i < n; i++) { 23376 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23377 try { 23378 invokeCallback(callback, msg.what, args); 23379 } catch (RemoteException ignored) { 23380 } 23381 } 23382 mCallbacks.finishBroadcast(); 23383 args.recycle(); 23384 } 23385 23386 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23387 throws RemoteException { 23388 switch (what) { 23389 case MSG_CREATED: { 23390 callback.onCreated(args.argi1, (Bundle) args.arg2); 23391 break; 23392 } 23393 case MSG_STATUS_CHANGED: { 23394 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23395 break; 23396 } 23397 } 23398 } 23399 23400 private void notifyCreated(int moveId, Bundle extras) { 23401 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23402 23403 final SomeArgs args = SomeArgs.obtain(); 23404 args.argi1 = moveId; 23405 args.arg2 = extras; 23406 obtainMessage(MSG_CREATED, args).sendToTarget(); 23407 } 23408 23409 private void notifyStatusChanged(int moveId, int status) { 23410 notifyStatusChanged(moveId, status, -1); 23411 } 23412 23413 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23414 Slog.v(TAG, "Move " + moveId + " status " + status); 23415 23416 final SomeArgs args = SomeArgs.obtain(); 23417 args.argi1 = moveId; 23418 args.argi2 = status; 23419 args.arg3 = estMillis; 23420 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23421 23422 synchronized (mLastStatus) { 23423 mLastStatus.put(moveId, status); 23424 } 23425 } 23426 } 23427 23428 private final static class OnPermissionChangeListeners extends Handler { 23429 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23430 23431 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23432 new RemoteCallbackList<>(); 23433 23434 public OnPermissionChangeListeners(Looper looper) { 23435 super(looper); 23436 } 23437 23438 @Override 23439 public void handleMessage(Message msg) { 23440 switch (msg.what) { 23441 case MSG_ON_PERMISSIONS_CHANGED: { 23442 final int uid = msg.arg1; 23443 handleOnPermissionsChanged(uid); 23444 } break; 23445 } 23446 } 23447 23448 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23449 mPermissionListeners.register(listener); 23450 23451 } 23452 23453 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23454 mPermissionListeners.unregister(listener); 23455 } 23456 23457 public void onPermissionsChanged(int uid) { 23458 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23459 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23460 } 23461 } 23462 23463 private void handleOnPermissionsChanged(int uid) { 23464 final int count = mPermissionListeners.beginBroadcast(); 23465 try { 23466 for (int i = 0; i < count; i++) { 23467 IOnPermissionsChangeListener callback = mPermissionListeners 23468 .getBroadcastItem(i); 23469 try { 23470 callback.onPermissionsChanged(uid); 23471 } catch (RemoteException e) { 23472 Log.e(TAG, "Permission listener is dead", e); 23473 } 23474 } 23475 } finally { 23476 mPermissionListeners.finishBroadcast(); 23477 } 23478 } 23479 } 23480 23481 private class PackageManagerNative extends IPackageManagerNative.Stub { 23482 @Override 23483 public String[] getNamesForUids(int[] uids) throws RemoteException { 23484 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23485 // massage results so they can be parsed by the native binder 23486 for (int i = results.length - 1; i >= 0; --i) { 23487 if (results[i] == null) { 23488 results[i] = ""; 23489 } 23490 } 23491 return results; 23492 } 23493 23494 // NB: this differentiates between preloads and sideloads 23495 @Override 23496 public String getInstallerForPackage(String packageName) throws RemoteException { 23497 final String installerName = getInstallerPackageName(packageName); 23498 if (!TextUtils.isEmpty(installerName)) { 23499 return installerName; 23500 } 23501 // differentiate between preload and sideload 23502 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23503 ApplicationInfo appInfo = getApplicationInfo(packageName, 23504 /*flags*/ 0, 23505 /*userId*/ callingUser); 23506 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23507 return "preload"; 23508 } 23509 return ""; 23510 } 23511 23512 @Override 23513 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23514 try { 23515 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23516 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23517 if (pInfo != null) { 23518 return pInfo.getLongVersionCode(); 23519 } 23520 } catch (Exception e) { 23521 } 23522 return 0; 23523 } 23524 } 23525 23526 private class PackageManagerInternalImpl extends PackageManagerInternal { 23527 @Override 23528 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23529 int flagValues, int userId) { 23530 PackageManagerService.this.updatePermissionFlags( 23531 permName, packageName, flagMask, flagValues, userId); 23532 } 23533 23534 @Override 23535 public boolean isDataRestoreSafe(byte[] restoringFromSigHash, String packageName) { 23536 SigningDetails sd = getSigningDetails(packageName); 23537 if (sd == null) { 23538 return false; 23539 } 23540 return sd.hasSha256Certificate(restoringFromSigHash, 23541 SigningDetails.CertCapabilities.INSTALLED_DATA); 23542 } 23543 23544 @Override 23545 public boolean isDataRestoreSafe(Signature restoringFromSig, String packageName) { 23546 SigningDetails sd = getSigningDetails(packageName); 23547 if (sd == null) { 23548 return false; 23549 } 23550 return sd.hasCertificate(restoringFromSig, 23551 SigningDetails.CertCapabilities.INSTALLED_DATA); 23552 } 23553 23554 private SigningDetails getSigningDetails(@NonNull String packageName) { 23555 synchronized (mPackages) { 23556 PackageParser.Package p = mPackages.get(packageName); 23557 if (p == null) { 23558 return null; 23559 } 23560 return p.mSigningDetails; 23561 } 23562 } 23563 23564 @Override 23565 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23566 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23567 } 23568 23569 @Override 23570 public boolean isInstantApp(String packageName, int userId) { 23571 return PackageManagerService.this.isInstantApp(packageName, userId); 23572 } 23573 23574 @Override 23575 public String getInstantAppPackageName(int uid) { 23576 return PackageManagerService.this.getInstantAppPackageName(uid); 23577 } 23578 23579 @Override 23580 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23581 synchronized (mPackages) { 23582 return PackageManagerService.this.filterAppAccessLPr( 23583 (PackageSetting) pkg.mExtras, callingUid, userId); 23584 } 23585 } 23586 23587 @Override 23588 public PackageParser.Package getPackage(String packageName) { 23589 synchronized (mPackages) { 23590 packageName = resolveInternalPackageNameLPr( 23591 packageName, PackageManager.VERSION_CODE_HIGHEST); 23592 return mPackages.get(packageName); 23593 } 23594 } 23595 23596 @Override 23597 public PackageList getPackageList(PackageListObserver observer) { 23598 synchronized (mPackages) { 23599 final int N = mPackages.size(); 23600 final ArrayList<String> list = new ArrayList<>(N); 23601 for (int i = 0; i < N; i++) { 23602 list.add(mPackages.keyAt(i)); 23603 } 23604 final PackageList packageList = new PackageList(list, observer); 23605 if (observer != null) { 23606 mPackageListObservers.add(packageList); 23607 } 23608 return packageList; 23609 } 23610 } 23611 23612 @Override 23613 public void removePackageListObserver(PackageListObserver observer) { 23614 synchronized (mPackages) { 23615 mPackageListObservers.remove(observer); 23616 } 23617 } 23618 23619 @Override 23620 public PackageParser.Package getDisabledPackage(String packageName) { 23621 synchronized (mPackages) { 23622 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23623 return (ps != null) ? ps.pkg : null; 23624 } 23625 } 23626 23627 @Override 23628 public String getKnownPackageName(int knownPackage, int userId) { 23629 switch(knownPackage) { 23630 case PackageManagerInternal.PACKAGE_BROWSER: 23631 return getDefaultBrowserPackageName(userId); 23632 case PackageManagerInternal.PACKAGE_INSTALLER: 23633 return mRequiredInstallerPackage; 23634 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23635 return mSetupWizardPackage; 23636 case PackageManagerInternal.PACKAGE_SYSTEM: 23637 return "android"; 23638 case PackageManagerInternal.PACKAGE_VERIFIER: 23639 return mRequiredVerifierPackage; 23640 case PackageManagerInternal.PACKAGE_SYSTEM_TEXT_CLASSIFIER: 23641 return mSystemTextClassifierPackage; 23642 } 23643 return null; 23644 } 23645 23646 @Override 23647 public boolean isResolveActivityComponent(ComponentInfo component) { 23648 return mResolveActivity.packageName.equals(component.packageName) 23649 && mResolveActivity.name.equals(component.name); 23650 } 23651 23652 @Override 23653 public void setLocationPackagesProvider(PackagesProvider provider) { 23654 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23655 } 23656 23657 @Override 23658 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23659 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23660 } 23661 23662 @Override 23663 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23664 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23665 } 23666 23667 @Override 23668 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23669 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23670 } 23671 23672 @Override 23673 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23674 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23675 } 23676 23677 @Override 23678 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23679 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23680 } 23681 23682 @Override 23683 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23684 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23685 } 23686 23687 @Override 23688 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23689 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23690 } 23691 23692 @Override 23693 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23694 synchronized (mPackages) { 23695 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23696 } 23697 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23698 } 23699 23700 @Override 23701 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23702 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23703 packageName, userId); 23704 } 23705 23706 @Override 23707 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23708 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23709 packageName, userId); 23710 } 23711 23712 @Override 23713 public void setKeepUninstalledPackages(final List<String> packageList) { 23714 Preconditions.checkNotNull(packageList); 23715 List<String> removedFromList = null; 23716 synchronized (mPackages) { 23717 if (mKeepUninstalledPackages != null) { 23718 final int packagesCount = mKeepUninstalledPackages.size(); 23719 for (int i = 0; i < packagesCount; i++) { 23720 String oldPackage = mKeepUninstalledPackages.get(i); 23721 if (packageList != null && packageList.contains(oldPackage)) { 23722 continue; 23723 } 23724 if (removedFromList == null) { 23725 removedFromList = new ArrayList<>(); 23726 } 23727 removedFromList.add(oldPackage); 23728 } 23729 } 23730 mKeepUninstalledPackages = new ArrayList<>(packageList); 23731 if (removedFromList != null) { 23732 final int removedCount = removedFromList.size(); 23733 for (int i = 0; i < removedCount; i++) { 23734 deletePackageIfUnusedLPr(removedFromList.get(i)); 23735 } 23736 } 23737 } 23738 } 23739 23740 @Override 23741 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23742 synchronized (mPackages) { 23743 return mPermissionManager.isPermissionsReviewRequired( 23744 mPackages.get(packageName), userId); 23745 } 23746 } 23747 23748 @Override 23749 public PackageInfo getPackageInfo( 23750 String packageName, int flags, int filterCallingUid, int userId) { 23751 return PackageManagerService.this 23752 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23753 flags, filterCallingUid, userId); 23754 } 23755 23756 @Override 23757 public int getPackageUid(String packageName, int flags, int userId) { 23758 return PackageManagerService.this 23759 .getPackageUid(packageName, flags, userId); 23760 } 23761 23762 @Override 23763 public ApplicationInfo getApplicationInfo( 23764 String packageName, int flags, int filterCallingUid, int userId) { 23765 return PackageManagerService.this 23766 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23767 } 23768 23769 @Override 23770 public ActivityInfo getActivityInfo( 23771 ComponentName component, int flags, int filterCallingUid, int userId) { 23772 return PackageManagerService.this 23773 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23774 } 23775 23776 @Override 23777 public List<ResolveInfo> queryIntentActivities( 23778 Intent intent, int flags, int filterCallingUid, int userId) { 23779 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23780 return PackageManagerService.this 23781 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23782 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23783 } 23784 23785 @Override 23786 public List<ResolveInfo> queryIntentServices( 23787 Intent intent, int flags, int callingUid, int userId) { 23788 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23789 return PackageManagerService.this 23790 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23791 false); 23792 } 23793 23794 @Override 23795 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23796 int userId) { 23797 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23798 } 23799 23800 @Override 23801 public ComponentName getDefaultHomeActivity(int userId) { 23802 return PackageManagerService.this.getDefaultHomeActivity(userId); 23803 } 23804 23805 @Override 23806 public void setDeviceAndProfileOwnerPackages( 23807 int deviceOwnerUserId, String deviceOwnerPackage, 23808 SparseArray<String> profileOwnerPackages) { 23809 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23810 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23811 } 23812 23813 @Override 23814 public boolean isPackageDataProtected(int userId, String packageName) { 23815 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23816 } 23817 23818 @Override 23819 public boolean isPackageEphemeral(int userId, String packageName) { 23820 synchronized (mPackages) { 23821 final PackageSetting ps = mSettings.mPackages.get(packageName); 23822 return ps != null ? ps.getInstantApp(userId) : false; 23823 } 23824 } 23825 23826 @Override 23827 public boolean wasPackageEverLaunched(String packageName, int userId) { 23828 synchronized (mPackages) { 23829 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23830 } 23831 } 23832 23833 @Override 23834 public void grantRuntimePermission(String packageName, String permName, int userId, 23835 boolean overridePolicy) { 23836 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23837 permName, packageName, overridePolicy, getCallingUid(), userId, 23838 mPermissionCallback); 23839 } 23840 23841 @Override 23842 public void revokeRuntimePermission(String packageName, String permName, int userId, 23843 boolean overridePolicy) { 23844 mPermissionManager.revokeRuntimePermission( 23845 permName, packageName, overridePolicy, getCallingUid(), userId, 23846 mPermissionCallback); 23847 } 23848 23849 @Override 23850 public String getNameForUid(int uid) { 23851 return PackageManagerService.this.getNameForUid(uid); 23852 } 23853 23854 @Override 23855 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23856 Intent origIntent, String resolvedType, String callingPackage, 23857 Bundle verificationBundle, int userId) { 23858 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23859 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23860 userId); 23861 } 23862 23863 @Override 23864 public void grantEphemeralAccess(int userId, Intent intent, 23865 int targetAppId, int ephemeralAppId) { 23866 synchronized (mPackages) { 23867 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23868 targetAppId, ephemeralAppId); 23869 } 23870 } 23871 23872 @Override 23873 public boolean isInstantAppInstallerComponent(ComponentName component) { 23874 synchronized (mPackages) { 23875 return mInstantAppInstallerActivity != null 23876 && mInstantAppInstallerActivity.getComponentName().equals(component); 23877 } 23878 } 23879 23880 @Override 23881 public void pruneInstantApps() { 23882 mInstantAppRegistry.pruneInstantApps(); 23883 } 23884 23885 @Override 23886 public String getSetupWizardPackageName() { 23887 return mSetupWizardPackage; 23888 } 23889 23890 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23891 if (policy != null) { 23892 mExternalSourcesPolicy = policy; 23893 } 23894 } 23895 23896 @Override 23897 public boolean isPackagePersistent(String packageName) { 23898 synchronized (mPackages) { 23899 PackageParser.Package pkg = mPackages.get(packageName); 23900 return pkg != null 23901 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23902 | ApplicationInfo.FLAG_PERSISTENT)) == 23903 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23904 : false; 23905 } 23906 } 23907 23908 @Override 23909 public boolean isLegacySystemApp(Package pkg) { 23910 synchronized (mPackages) { 23911 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23912 return mPromoteSystemApps 23913 && ps.isSystem() 23914 && mExistingSystemPackages.contains(ps.name); 23915 } 23916 } 23917 23918 @Override 23919 public List<PackageInfo> getOverlayPackages(int userId) { 23920 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23921 synchronized (mPackages) { 23922 for (PackageParser.Package p : mPackages.values()) { 23923 if (p.mOverlayTarget != null) { 23924 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23925 if (pkg != null) { 23926 overlayPackages.add(pkg); 23927 } 23928 } 23929 } 23930 } 23931 return overlayPackages; 23932 } 23933 23934 @Override 23935 public List<String> getTargetPackageNames(int userId) { 23936 List<String> targetPackages = new ArrayList<>(); 23937 synchronized (mPackages) { 23938 for (PackageParser.Package p : mPackages.values()) { 23939 if (p.mOverlayTarget == null) { 23940 targetPackages.add(p.packageName); 23941 } 23942 } 23943 } 23944 return targetPackages; 23945 } 23946 23947 @Override 23948 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23949 @Nullable List<String> overlayPackageNames) { 23950 synchronized (mPackages) { 23951 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23952 Slog.e(TAG, "failed to find package " + targetPackageName); 23953 return false; 23954 } 23955 ArrayList<String> overlayPaths = null; 23956 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23957 final int N = overlayPackageNames.size(); 23958 overlayPaths = new ArrayList<>(N); 23959 for (int i = 0; i < N; i++) { 23960 final String packageName = overlayPackageNames.get(i); 23961 final PackageParser.Package pkg = mPackages.get(packageName); 23962 if (pkg == null) { 23963 Slog.e(TAG, "failed to find package " + packageName); 23964 return false; 23965 } 23966 overlayPaths.add(pkg.baseCodePath); 23967 } 23968 } 23969 23970 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23971 ps.setOverlayPaths(overlayPaths, userId); 23972 return true; 23973 } 23974 } 23975 23976 @Override 23977 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23978 int flags, int userId, boolean resolveForStart) { 23979 return resolveIntentInternal( 23980 intent, resolvedType, flags, userId, resolveForStart); 23981 } 23982 23983 @Override 23984 public ResolveInfo resolveService(Intent intent, String resolvedType, 23985 int flags, int userId, int callingUid) { 23986 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23987 } 23988 23989 @Override 23990 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23991 return PackageManagerService.this.resolveContentProviderInternal( 23992 name, flags, userId); 23993 } 23994 23995 @Override 23996 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23997 synchronized (mPackages) { 23998 mIsolatedOwners.put(isolatedUid, ownerUid); 23999 } 24000 } 24001 24002 @Override 24003 public void removeIsolatedUid(int isolatedUid) { 24004 synchronized (mPackages) { 24005 mIsolatedOwners.delete(isolatedUid); 24006 } 24007 } 24008 24009 @Override 24010 public int getUidTargetSdkVersion(int uid) { 24011 synchronized (mPackages) { 24012 return getUidTargetSdkVersionLockedLPr(uid); 24013 } 24014 } 24015 24016 @Override 24017 public int getPackageTargetSdkVersion(String packageName) { 24018 synchronized (mPackages) { 24019 return getPackageTargetSdkVersionLockedLPr(packageName); 24020 } 24021 } 24022 24023 @Override 24024 public boolean canAccessInstantApps(int callingUid, int userId) { 24025 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 24026 } 24027 24028 @Override 24029 public boolean canAccessComponent(int callingUid, ComponentName component, int userId) { 24030 synchronized (mPackages) { 24031 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 24032 return !PackageManagerService.this.filterAppAccessLPr( 24033 ps, callingUid, component, TYPE_UNKNOWN, userId); 24034 } 24035 } 24036 24037 @Override 24038 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 24039 synchronized (mPackages) { 24040 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 24041 } 24042 } 24043 24044 @Override 24045 public void notifyPackageUse(String packageName, int reason) { 24046 synchronized (mPackages) { 24047 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 24048 } 24049 } 24050 } 24051 24052 @Override 24053 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 24054 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 24055 synchronized (mPackages) { 24056 final long identity = Binder.clearCallingIdentity(); 24057 try { 24058 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 24059 packageNames, userId); 24060 } finally { 24061 Binder.restoreCallingIdentity(identity); 24062 } 24063 } 24064 } 24065 24066 @Override 24067 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 24068 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 24069 synchronized (mPackages) { 24070 final long identity = Binder.clearCallingIdentity(); 24071 try { 24072 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 24073 packageNames, userId); 24074 } finally { 24075 Binder.restoreCallingIdentity(identity); 24076 } 24077 } 24078 } 24079 24080 @Override 24081 public void grantDefaultPermissionsToEnabledTelephonyDataServices( 24082 String[] packageNames, int userId) { 24083 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledTelephonyDataServices"); 24084 synchronized (mPackages) { 24085 Binder.withCleanCallingIdentity( () -> { 24086 mDefaultPermissionPolicy. 24087 grantDefaultPermissionsToEnabledTelephonyDataServices( 24088 packageNames, userId); 24089 }); 24090 } 24091 } 24092 24093 @Override 24094 public void revokeDefaultPermissionsFromDisabledTelephonyDataServices( 24095 String[] packageNames, int userId) { 24096 enforceSystemOrPhoneCaller("revokeDefaultPermissionsFromDisabledTelephonyDataServices"); 24097 synchronized (mPackages) { 24098 Binder.withCleanCallingIdentity( () -> { 24099 mDefaultPermissionPolicy. 24100 revokeDefaultPermissionsFromDisabledTelephonyDataServices( 24101 packageNames, userId); 24102 }); 24103 } 24104 } 24105 24106 @Override 24107 public void grantDefaultPermissionsToActiveLuiApp(String packageName, int userId) { 24108 enforceSystemOrPhoneCaller("grantDefaultPermissionsToActiveLuiApp"); 24109 synchronized (mPackages) { 24110 final long identity = Binder.clearCallingIdentity(); 24111 try { 24112 mDefaultPermissionPolicy.grantDefaultPermissionsToActiveLuiApp( 24113 packageName, userId); 24114 } finally { 24115 Binder.restoreCallingIdentity(identity); 24116 } 24117 } 24118 } 24119 24120 @Override 24121 public void revokeDefaultPermissionsFromLuiApps(String[] packageNames, int userId) { 24122 enforceSystemOrPhoneCaller("revokeDefaultPermissionsFromLuiApps"); 24123 synchronized (mPackages) { 24124 final long identity = Binder.clearCallingIdentity(); 24125 try { 24126 mDefaultPermissionPolicy.revokeDefaultPermissionsFromLuiApps(packageNames, userId); 24127 } finally { 24128 Binder.restoreCallingIdentity(identity); 24129 } 24130 } 24131 } 24132 24133 private static void enforceSystemOrPhoneCaller(String tag) { 24134 int callingUid = Binder.getCallingUid(); 24135 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 24136 throw new SecurityException( 24137 "Cannot call " + tag + " from UID " + callingUid); 24138 } 24139 } 24140 24141 boolean isHistoricalPackageUsageAvailable() { 24142 return mPackageUsage.isHistoricalPackageUsageAvailable(); 24143 } 24144 24145 /** 24146 * Return a <b>copy</b> of the collection of packages known to the package manager. 24147 * @return A copy of the values of mPackages. 24148 */ 24149 Collection<PackageParser.Package> getPackages() { 24150 synchronized (mPackages) { 24151 return new ArrayList<>(mPackages.values()); 24152 } 24153 } 24154 24155 /** 24156 * Logs process start information (including base APK hash) to the security log. 24157 * @hide 24158 */ 24159 @Override 24160 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 24161 String apkFile, int pid) { 24162 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24163 return; 24164 } 24165 if (!SecurityLog.isLoggingEnabled()) { 24166 return; 24167 } 24168 Bundle data = new Bundle(); 24169 data.putLong("startTimestamp", System.currentTimeMillis()); 24170 data.putString("processName", processName); 24171 data.putInt("uid", uid); 24172 data.putString("seinfo", seinfo); 24173 data.putString("apkFile", apkFile); 24174 data.putInt("pid", pid); 24175 Message msg = mProcessLoggingHandler.obtainMessage( 24176 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 24177 msg.setData(data); 24178 mProcessLoggingHandler.sendMessage(msg); 24179 } 24180 24181 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 24182 return mCompilerStats.getPackageStats(pkgName); 24183 } 24184 24185 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 24186 return getOrCreateCompilerPackageStats(pkg.packageName); 24187 } 24188 24189 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 24190 return mCompilerStats.getOrCreatePackageStats(pkgName); 24191 } 24192 24193 public void deleteCompilerPackageStats(String pkgName) { 24194 mCompilerStats.deletePackageStats(pkgName); 24195 } 24196 24197 @Override 24198 public int getInstallReason(String packageName, int userId) { 24199 final int callingUid = Binder.getCallingUid(); 24200 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24201 true /* requireFullPermission */, false /* checkShell */, 24202 "get install reason"); 24203 synchronized (mPackages) { 24204 final PackageSetting ps = mSettings.mPackages.get(packageName); 24205 if (filterAppAccessLPr(ps, callingUid, userId)) { 24206 return PackageManager.INSTALL_REASON_UNKNOWN; 24207 } 24208 if (ps != null) { 24209 return ps.getInstallReason(userId); 24210 } 24211 } 24212 return PackageManager.INSTALL_REASON_UNKNOWN; 24213 } 24214 24215 @Override 24216 public boolean canRequestPackageInstalls(String packageName, int userId) { 24217 return canRequestPackageInstallsInternal(packageName, 0, userId, 24218 true /* throwIfPermNotDeclared*/); 24219 } 24220 24221 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 24222 boolean throwIfPermNotDeclared) { 24223 int callingUid = Binder.getCallingUid(); 24224 int uid = getPackageUid(packageName, 0, userId); 24225 if (callingUid != uid && callingUid != Process.ROOT_UID 24226 && callingUid != Process.SYSTEM_UID) { 24227 throw new SecurityException( 24228 "Caller uid " + callingUid + " does not own package " + packageName); 24229 } 24230 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 24231 if (info == null) { 24232 return false; 24233 } 24234 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 24235 return false; 24236 } 24237 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 24238 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 24239 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 24240 if (throwIfPermNotDeclared) { 24241 throw new SecurityException("Need to declare " + appOpPermission 24242 + " to call this api"); 24243 } else { 24244 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 24245 return false; 24246 } 24247 } 24248 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 24249 return false; 24250 } 24251 if (mExternalSourcesPolicy != null) { 24252 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 24253 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 24254 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 24255 } 24256 } 24257 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 24258 } 24259 24260 @Override 24261 public ComponentName getInstantAppResolverSettingsComponent() { 24262 return mInstantAppResolverSettingsComponent; 24263 } 24264 24265 @Override 24266 public ComponentName getInstantAppInstallerComponent() { 24267 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24268 return null; 24269 } 24270 return mInstantAppInstallerActivity == null 24271 ? null : mInstantAppInstallerActivity.getComponentName(); 24272 } 24273 24274 @Override 24275 public String getInstantAppAndroidId(String packageName, int userId) { 24276 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 24277 "getInstantAppAndroidId"); 24278 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 24279 true /* requireFullPermission */, false /* checkShell */, 24280 "getInstantAppAndroidId"); 24281 // Make sure the target is an Instant App. 24282 if (!isInstantApp(packageName, userId)) { 24283 return null; 24284 } 24285 synchronized (mPackages) { 24286 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 24287 } 24288 } 24289 24290 boolean canHaveOatDir(String packageName) { 24291 synchronized (mPackages) { 24292 PackageParser.Package p = mPackages.get(packageName); 24293 if (p == null) { 24294 return false; 24295 } 24296 return p.canHaveOatDir(); 24297 } 24298 } 24299 24300 private String getOatDir(PackageParser.Package pkg) { 24301 if (!pkg.canHaveOatDir()) { 24302 return null; 24303 } 24304 File codePath = new File(pkg.codePath); 24305 if (codePath.isDirectory()) { 24306 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 24307 } 24308 return null; 24309 } 24310 24311 void deleteOatArtifactsOfPackage(String packageName) { 24312 final String[] instructionSets; 24313 final List<String> codePaths; 24314 final String oatDir; 24315 final PackageParser.Package pkg; 24316 synchronized (mPackages) { 24317 pkg = mPackages.get(packageName); 24318 } 24319 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 24320 codePaths = pkg.getAllCodePaths(); 24321 oatDir = getOatDir(pkg); 24322 24323 for (String codePath : codePaths) { 24324 for (String isa : instructionSets) { 24325 try { 24326 mInstaller.deleteOdex(codePath, isa, oatDir); 24327 } catch (InstallerException e) { 24328 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24329 } 24330 } 24331 } 24332 } 24333 24334 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24335 Set<String> unusedPackages = new HashSet<>(); 24336 long currentTimeInMillis = System.currentTimeMillis(); 24337 synchronized (mPackages) { 24338 for (PackageParser.Package pkg : mPackages.values()) { 24339 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24340 if (ps == null) { 24341 continue; 24342 } 24343 PackageDexUsage.PackageUseInfo packageUseInfo = 24344 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24345 if (PackageManagerServiceUtils 24346 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24347 downgradeTimeThresholdMillis, packageUseInfo, 24348 pkg.getLatestPackageUseTimeInMills(), 24349 pkg.getLatestForegroundPackageUseTimeInMills())) { 24350 unusedPackages.add(pkg.packageName); 24351 } 24352 } 24353 } 24354 return unusedPackages; 24355 } 24356 24357 @Override 24358 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24359 int userId) { 24360 final int callingUid = Binder.getCallingUid(); 24361 final int callingAppId = UserHandle.getAppId(callingUid); 24362 24363 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24364 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24365 24366 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24367 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24368 throw new SecurityException("Caller must have the " 24369 + SET_HARMFUL_APP_WARNINGS + " permission."); 24370 } 24371 24372 synchronized(mPackages) { 24373 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24374 scheduleWritePackageRestrictionsLocked(userId); 24375 } 24376 } 24377 24378 @Nullable 24379 @Override 24380 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24381 final int callingUid = Binder.getCallingUid(); 24382 final int callingAppId = UserHandle.getAppId(callingUid); 24383 24384 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24385 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24386 24387 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24388 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24389 throw new SecurityException("Caller must have the " 24390 + SET_HARMFUL_APP_WARNINGS + " permission."); 24391 } 24392 24393 synchronized(mPackages) { 24394 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24395 } 24396 } 24397 24398 @Override 24399 public boolean isPackageStateProtected(@NonNull String packageName, @UserIdInt int userId) { 24400 final int callingUid = Binder.getCallingUid(); 24401 final int callingAppId = UserHandle.getAppId(callingUid); 24402 24403 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24404 false /*requireFullPermission*/, true /*checkShell*/, "isPackageStateProtected"); 24405 24406 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID 24407 && checkUidPermission(MANAGE_DEVICE_ADMINS, callingUid) != PERMISSION_GRANTED) { 24408 throw new SecurityException("Caller must have the " 24409 + MANAGE_DEVICE_ADMINS + " permission."); 24410 } 24411 24412 return mProtectedPackages.isPackageStateProtected(userId, packageName); 24413 } 24414} 24415 24416interface PackageSender { 24417 /** 24418 * @param userIds User IDs where the action occurred on a full application 24419 * @param instantUserIds User IDs where the action occurred on an instant application 24420 */ 24421 void sendPackageBroadcast(final String action, final String pkg, 24422 final Bundle extras, final int flags, final String targetPkg, 24423 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24424 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24425 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24426 void notifyPackageAdded(String packageName); 24427 void notifyPackageRemoved(String packageName); 24428} 24429