PackageManagerService.java revision 19b41f34a5cb29c621848e352220017b46cf66f1
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) { 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 synchronized (mInstallLock) { 832 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 833 UserHandle.getSharedAppGid( 834 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 835 } 836 if (overlayPathList == null) { 837 overlayPathList = new ArrayList<String>(); 838 } 839 overlayPathList.add(overlayPackage.baseCodePath); 840 } catch (InstallerException e) { 841 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 842 overlayPackage.baseCodePath); 843 } 844 } 845 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 846 } 847 848 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 849 List<PackageParser.Package> overlayPackages; 850 synchronized (mPackages) { 851 overlayPackages = getStaticOverlayPackages( 852 mPackages.values(), targetPackageName); 853 } 854 // It is safe to keep overlayPackages without holding mPackages because static overlay 855 // packages can't be uninstalled or disabled. 856 return getStaticOverlayPaths(overlayPackages, targetPath); 857 } 858 859 @Override public final String[] getOverlayApks(String targetPackageName) { 860 return getStaticOverlayPaths(targetPackageName, null); 861 } 862 863 @Override public final String[] getOverlayPaths(String targetPackageName, 864 String targetPath) { 865 return getStaticOverlayPaths(targetPackageName, targetPath); 866 } 867 } 868 869 class ParallelPackageParserCallback extends PackageParserCallback { 870 List<PackageParser.Package> mOverlayPackages = null; 871 872 void findStaticOverlayPackages() { 873 synchronized (mPackages) { 874 for (PackageParser.Package p : mPackages.values()) { 875 if (p.mOverlayIsStatic) { 876 if (mOverlayPackages == null) { 877 mOverlayPackages = new ArrayList<PackageParser.Package>(); 878 } 879 mOverlayPackages.add(p); 880 } 881 } 882 } 883 } 884 885 @Override 886 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 887 // We can trust mOverlayPackages without holding mPackages because package uninstall 888 // can't happen while running parallel parsing. 889 // Moreover holding mPackages on each parsing thread causes dead-lock. 890 return mOverlayPackages == null ? null : 891 getStaticOverlayPaths( 892 getStaticOverlayPackages(mOverlayPackages, targetPackageName), 893 targetPath); 894 } 895 } 896 897 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 898 final ParallelPackageParserCallback mParallelPackageParserCallback = 899 new ParallelPackageParserCallback(); 900 901 public static final class SharedLibraryEntry { 902 public final @Nullable String path; 903 public final @Nullable String apk; 904 public final @NonNull SharedLibraryInfo info; 905 906 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 907 String declaringPackageName, long declaringPackageVersionCode) { 908 path = _path; 909 apk = _apk; 910 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 911 declaringPackageName, declaringPackageVersionCode), null); 912 } 913 } 914 915 // Currently known shared libraries. 916 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 917 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 918 new ArrayMap<>(); 919 920 // All available activities, for your resolving pleasure. 921 final ActivityIntentResolver mActivities = 922 new ActivityIntentResolver(); 923 924 // All available receivers, for your resolving pleasure. 925 final ActivityIntentResolver mReceivers = 926 new ActivityIntentResolver(); 927 928 // All available services, for your resolving pleasure. 929 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 930 931 // All available providers, for your resolving pleasure. 932 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 933 934 // Mapping from provider base names (first directory in content URI codePath) 935 // to the provider information. 936 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 937 new ArrayMap<String, PackageParser.Provider>(); 938 939 // Mapping from instrumentation class names to info about them. 940 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 941 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 942 943 // Packages whose data we have transfered into another package, thus 944 // should no longer exist. 945 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 946 947 // Broadcast actions that are only available to the system. 948 @GuardedBy("mProtectedBroadcasts") 949 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 950 951 /** List of packages waiting for verification. */ 952 final SparseArray<PackageVerificationState> mPendingVerification 953 = new SparseArray<PackageVerificationState>(); 954 955 final PackageInstallerService mInstallerService; 956 957 final ArtManagerService mArtManagerService; 958 959 private final PackageDexOptimizer mPackageDexOptimizer; 960 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 961 // is used by other apps). 962 private final DexManager mDexManager; 963 964 private AtomicInteger mNextMoveId = new AtomicInteger(); 965 private final MoveCallbacks mMoveCallbacks; 966 967 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 968 969 // Cache of users who need badging. 970 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 971 972 /** Token for keys in mPendingVerification. */ 973 private int mPendingVerificationToken = 0; 974 975 volatile boolean mSystemReady; 976 volatile boolean mSafeMode; 977 volatile boolean mHasSystemUidErrors; 978 private volatile boolean mWebInstantAppsDisabled; 979 980 ApplicationInfo mAndroidApplication; 981 final ActivityInfo mResolveActivity = new ActivityInfo(); 982 final ResolveInfo mResolveInfo = new ResolveInfo(); 983 ComponentName mResolveComponentName; 984 PackageParser.Package mPlatformPackage; 985 ComponentName mCustomResolverComponentName; 986 987 boolean mResolverReplaced = false; 988 989 private final @Nullable ComponentName mIntentFilterVerifierComponent; 990 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 991 992 private int mIntentFilterVerificationToken = 0; 993 994 /** The service connection to the ephemeral resolver */ 995 final InstantAppResolverConnection mInstantAppResolverConnection; 996 /** Component used to show resolver settings for Instant Apps */ 997 final ComponentName mInstantAppResolverSettingsComponent; 998 999 /** Activity used to install instant applications */ 1000 ActivityInfo mInstantAppInstallerActivity; 1001 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 1002 1003 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 1004 = new SparseArray<IntentFilterVerificationState>(); 1005 1006 // TODO remove this and go through mPermissonManager directly 1007 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 1008 private final PermissionManagerInternal mPermissionManager; 1009 1010 // List of packages names to keep cached, even if they are uninstalled for all users 1011 private List<String> mKeepUninstalledPackages; 1012 1013 private UserManagerInternal mUserManagerInternal; 1014 private ActivityManagerInternal mActivityManagerInternal; 1015 1016 private DeviceIdleController.LocalService mDeviceIdleController; 1017 1018 private File mCacheDir; 1019 1020 private Future<?> mPrepareAppDataFuture; 1021 1022 private static class IFVerificationParams { 1023 PackageParser.Package pkg; 1024 boolean replacing; 1025 int userId; 1026 int verifierUid; 1027 1028 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1029 int _userId, int _verifierUid) { 1030 pkg = _pkg; 1031 replacing = _replacing; 1032 userId = _userId; 1033 replacing = _replacing; 1034 verifierUid = _verifierUid; 1035 } 1036 } 1037 1038 private interface IntentFilterVerifier<T extends IntentFilter> { 1039 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1040 T filter, String packageName); 1041 void startVerifications(int userId); 1042 void receiveVerificationResponse(int verificationId); 1043 } 1044 1045 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1046 private Context mContext; 1047 private ComponentName mIntentFilterVerifierComponent; 1048 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1049 1050 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1051 mContext = context; 1052 mIntentFilterVerifierComponent = verifierComponent; 1053 } 1054 1055 private String getDefaultScheme() { 1056 return IntentFilter.SCHEME_HTTPS; 1057 } 1058 1059 @Override 1060 public void startVerifications(int userId) { 1061 // Launch verifications requests 1062 int count = mCurrentIntentFilterVerifications.size(); 1063 for (int n=0; n<count; n++) { 1064 int verificationId = mCurrentIntentFilterVerifications.get(n); 1065 final IntentFilterVerificationState ivs = 1066 mIntentFilterVerificationStates.get(verificationId); 1067 1068 String packageName = ivs.getPackageName(); 1069 1070 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1071 final int filterCount = filters.size(); 1072 ArraySet<String> domainsSet = new ArraySet<>(); 1073 for (int m=0; m<filterCount; m++) { 1074 PackageParser.ActivityIntentInfo filter = filters.get(m); 1075 domainsSet.addAll(filter.getHostsList()); 1076 } 1077 synchronized (mPackages) { 1078 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1079 packageName, domainsSet) != null) { 1080 scheduleWriteSettingsLocked(); 1081 } 1082 } 1083 sendVerificationRequest(verificationId, ivs); 1084 } 1085 mCurrentIntentFilterVerifications.clear(); 1086 } 1087 1088 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1089 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1090 verificationIntent.putExtra( 1091 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1092 verificationId); 1093 verificationIntent.putExtra( 1094 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1095 getDefaultScheme()); 1096 verificationIntent.putExtra( 1097 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1098 ivs.getHostsString()); 1099 verificationIntent.putExtra( 1100 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1101 ivs.getPackageName()); 1102 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1103 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1104 1105 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1106 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1107 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1108 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1109 1110 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1111 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1112 "Sending IntentFilter verification broadcast"); 1113 } 1114 1115 public void receiveVerificationResponse(int verificationId) { 1116 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1117 1118 final boolean verified = ivs.isVerified(); 1119 1120 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1121 final int count = filters.size(); 1122 if (DEBUG_DOMAIN_VERIFICATION) { 1123 Slog.i(TAG, "Received verification response " + verificationId 1124 + " for " + count + " filters, verified=" + verified); 1125 } 1126 for (int n=0; n<count; n++) { 1127 PackageParser.ActivityIntentInfo filter = filters.get(n); 1128 filter.setVerified(verified); 1129 1130 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1131 + " verified with result:" + verified + " and hosts:" 1132 + ivs.getHostsString()); 1133 } 1134 1135 mIntentFilterVerificationStates.remove(verificationId); 1136 1137 final String packageName = ivs.getPackageName(); 1138 IntentFilterVerificationInfo ivi = null; 1139 1140 synchronized (mPackages) { 1141 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1142 } 1143 if (ivi == null) { 1144 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1145 + verificationId + " packageName:" + packageName); 1146 return; 1147 } 1148 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1149 "Updating IntentFilterVerificationInfo for package " + packageName 1150 +" verificationId:" + verificationId); 1151 1152 synchronized (mPackages) { 1153 if (verified) { 1154 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1155 } else { 1156 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1157 } 1158 scheduleWriteSettingsLocked(); 1159 1160 final int userId = ivs.getUserId(); 1161 if (userId != UserHandle.USER_ALL) { 1162 final int userStatus = 1163 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1164 1165 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1166 boolean needUpdate = false; 1167 1168 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1169 // already been set by the User thru the Disambiguation dialog 1170 switch (userStatus) { 1171 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1172 if (verified) { 1173 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1174 } else { 1175 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1176 } 1177 needUpdate = true; 1178 break; 1179 1180 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1181 if (verified) { 1182 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1183 needUpdate = true; 1184 } 1185 break; 1186 1187 default: 1188 // Nothing to do 1189 } 1190 1191 if (needUpdate) { 1192 mSettings.updateIntentFilterVerificationStatusLPw( 1193 packageName, updatedStatus, userId); 1194 scheduleWritePackageRestrictionsLocked(userId); 1195 } 1196 } 1197 } 1198 } 1199 1200 @Override 1201 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1202 ActivityIntentInfo filter, String packageName) { 1203 if (!hasValidDomains(filter)) { 1204 return false; 1205 } 1206 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1207 if (ivs == null) { 1208 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1209 packageName); 1210 } 1211 if (DEBUG_DOMAIN_VERIFICATION) { 1212 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1213 } 1214 ivs.addFilter(filter); 1215 return true; 1216 } 1217 1218 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1219 int userId, int verificationId, String packageName) { 1220 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1221 verifierUid, userId, packageName); 1222 ivs.setPendingState(); 1223 synchronized (mPackages) { 1224 mIntentFilterVerificationStates.append(verificationId, ivs); 1225 mCurrentIntentFilterVerifications.add(verificationId); 1226 } 1227 return ivs; 1228 } 1229 } 1230 1231 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1232 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1233 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1234 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1235 } 1236 1237 // Set of pending broadcasts for aggregating enable/disable of components. 1238 static class PendingPackageBroadcasts { 1239 // for each user id, a map of <package name -> components within that package> 1240 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1241 1242 public PendingPackageBroadcasts() { 1243 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1244 } 1245 1246 public ArrayList<String> get(int userId, String packageName) { 1247 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1248 return packages.get(packageName); 1249 } 1250 1251 public void put(int userId, String packageName, ArrayList<String> components) { 1252 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1253 packages.put(packageName, components); 1254 } 1255 1256 public void remove(int userId, String packageName) { 1257 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1258 if (packages != null) { 1259 packages.remove(packageName); 1260 } 1261 } 1262 1263 public void remove(int userId) { 1264 mUidMap.remove(userId); 1265 } 1266 1267 public int userIdCount() { 1268 return mUidMap.size(); 1269 } 1270 1271 public int userIdAt(int n) { 1272 return mUidMap.keyAt(n); 1273 } 1274 1275 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1276 return mUidMap.get(userId); 1277 } 1278 1279 public int size() { 1280 // total number of pending broadcast entries across all userIds 1281 int num = 0; 1282 for (int i = 0; i< mUidMap.size(); i++) { 1283 num += mUidMap.valueAt(i).size(); 1284 } 1285 return num; 1286 } 1287 1288 public void clear() { 1289 mUidMap.clear(); 1290 } 1291 1292 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1293 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1294 if (map == null) { 1295 map = new ArrayMap<String, ArrayList<String>>(); 1296 mUidMap.put(userId, map); 1297 } 1298 return map; 1299 } 1300 } 1301 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1302 1303 // Service Connection to remote media container service to copy 1304 // package uri's from external media onto secure containers 1305 // or internal storage. 1306 private IMediaContainerService mContainerService = null; 1307 1308 static final int SEND_PENDING_BROADCAST = 1; 1309 static final int MCS_BOUND = 3; 1310 static final int END_COPY = 4; 1311 static final int INIT_COPY = 5; 1312 static final int MCS_UNBIND = 6; 1313 static final int START_CLEANING_PACKAGE = 7; 1314 static final int FIND_INSTALL_LOC = 8; 1315 static final int POST_INSTALL = 9; 1316 static final int MCS_RECONNECT = 10; 1317 static final int MCS_GIVE_UP = 11; 1318 static final int WRITE_SETTINGS = 13; 1319 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1320 static final int PACKAGE_VERIFIED = 15; 1321 static final int CHECK_PENDING_VERIFICATION = 16; 1322 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1323 static final int INTENT_FILTER_VERIFIED = 18; 1324 static final int WRITE_PACKAGE_LIST = 19; 1325 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1326 1327 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1328 1329 // Delay time in millisecs 1330 static final int BROADCAST_DELAY = 10 * 1000; 1331 1332 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1333 2 * 60 * 60 * 1000L; /* two hours */ 1334 1335 static UserManagerService sUserManager; 1336 1337 // Stores a list of users whose package restrictions file needs to be updated 1338 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1339 1340 final private DefaultContainerConnection mDefContainerConn = 1341 new DefaultContainerConnection(); 1342 class DefaultContainerConnection implements ServiceConnection { 1343 public void onServiceConnected(ComponentName name, IBinder service) { 1344 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1345 final IMediaContainerService imcs = IMediaContainerService.Stub 1346 .asInterface(Binder.allowBlocking(service)); 1347 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1348 } 1349 1350 public void onServiceDisconnected(ComponentName name) { 1351 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1352 } 1353 } 1354 1355 // Recordkeeping of restore-after-install operations that are currently in flight 1356 // between the Package Manager and the Backup Manager 1357 static class PostInstallData { 1358 public InstallArgs args; 1359 public PackageInstalledInfo res; 1360 1361 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1362 args = _a; 1363 res = _r; 1364 } 1365 } 1366 1367 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1368 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1369 1370 // XML tags for backup/restore of various bits of state 1371 private static final String TAG_PREFERRED_BACKUP = "pa"; 1372 private static final String TAG_DEFAULT_APPS = "da"; 1373 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1374 1375 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1376 private static final String TAG_ALL_GRANTS = "rt-grants"; 1377 private static final String TAG_GRANT = "grant"; 1378 private static final String ATTR_PACKAGE_NAME = "pkg"; 1379 1380 private static final String TAG_PERMISSION = "perm"; 1381 private static final String ATTR_PERMISSION_NAME = "name"; 1382 private static final String ATTR_IS_GRANTED = "g"; 1383 private static final String ATTR_USER_SET = "set"; 1384 private static final String ATTR_USER_FIXED = "fixed"; 1385 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1386 1387 // System/policy permission grants are not backed up 1388 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1389 FLAG_PERMISSION_POLICY_FIXED 1390 | FLAG_PERMISSION_SYSTEM_FIXED 1391 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1392 1393 // And we back up these user-adjusted states 1394 private static final int USER_RUNTIME_GRANT_MASK = 1395 FLAG_PERMISSION_USER_SET 1396 | FLAG_PERMISSION_USER_FIXED 1397 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1398 1399 final @Nullable String mRequiredVerifierPackage; 1400 final @NonNull String mRequiredInstallerPackage; 1401 final @NonNull String mRequiredUninstallerPackage; 1402 final @Nullable String mSetupWizardPackage; 1403 final @Nullable String mStorageManagerPackage; 1404 final @Nullable String mSystemTextClassifierPackage; 1405 final @NonNull String mServicesSystemSharedLibraryPackageName; 1406 final @NonNull String mSharedSystemSharedLibraryPackageName; 1407 1408 private final PackageUsage mPackageUsage = new PackageUsage(); 1409 private final CompilerStats mCompilerStats = new CompilerStats(); 1410 1411 class PackageHandler extends Handler { 1412 private boolean mBound = false; 1413 final ArrayList<HandlerParams> mPendingInstalls = 1414 new ArrayList<HandlerParams>(); 1415 1416 private boolean connectToService() { 1417 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1418 " DefaultContainerService"); 1419 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1420 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1421 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1422 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1423 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1424 mBound = true; 1425 return true; 1426 } 1427 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1428 return false; 1429 } 1430 1431 private void disconnectService() { 1432 mContainerService = null; 1433 mBound = false; 1434 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1435 mContext.unbindService(mDefContainerConn); 1436 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1437 } 1438 1439 PackageHandler(Looper looper) { 1440 super(looper); 1441 } 1442 1443 public void handleMessage(Message msg) { 1444 try { 1445 doHandleMessage(msg); 1446 } finally { 1447 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1448 } 1449 } 1450 1451 void doHandleMessage(Message msg) { 1452 switch (msg.what) { 1453 case INIT_COPY: { 1454 HandlerParams params = (HandlerParams) msg.obj; 1455 int idx = mPendingInstalls.size(); 1456 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1457 // If a bind was already initiated we dont really 1458 // need to do anything. The pending install 1459 // will be processed later on. 1460 if (!mBound) { 1461 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1462 System.identityHashCode(mHandler)); 1463 // If this is the only one pending we might 1464 // have to bind to the service again. 1465 if (!connectToService()) { 1466 Slog.e(TAG, "Failed to bind to media container service"); 1467 params.serviceError(); 1468 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1469 System.identityHashCode(mHandler)); 1470 if (params.traceMethod != null) { 1471 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1472 params.traceCookie); 1473 } 1474 return; 1475 } else { 1476 // Once we bind to the service, the first 1477 // pending request will be processed. 1478 mPendingInstalls.add(idx, params); 1479 } 1480 } else { 1481 mPendingInstalls.add(idx, params); 1482 // Already bound to the service. Just make 1483 // sure we trigger off processing the first request. 1484 if (idx == 0) { 1485 mHandler.sendEmptyMessage(MCS_BOUND); 1486 } 1487 } 1488 break; 1489 } 1490 case MCS_BOUND: { 1491 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1492 if (msg.obj != null) { 1493 mContainerService = (IMediaContainerService) msg.obj; 1494 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1495 System.identityHashCode(mHandler)); 1496 } 1497 if (mContainerService == null) { 1498 if (!mBound) { 1499 // Something seriously wrong since we are not bound and we are not 1500 // waiting for connection. Bail out. 1501 Slog.e(TAG, "Cannot bind to media container service"); 1502 for (HandlerParams params : mPendingInstalls) { 1503 // Indicate service bind error 1504 params.serviceError(); 1505 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1506 System.identityHashCode(params)); 1507 if (params.traceMethod != null) { 1508 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1509 params.traceMethod, params.traceCookie); 1510 } 1511 return; 1512 } 1513 mPendingInstalls.clear(); 1514 } else { 1515 Slog.w(TAG, "Waiting to connect to media container service"); 1516 } 1517 } else if (mPendingInstalls.size() > 0) { 1518 HandlerParams params = mPendingInstalls.get(0); 1519 if (params != null) { 1520 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1521 System.identityHashCode(params)); 1522 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1523 if (params.startCopy()) { 1524 // We are done... look for more work or to 1525 // go idle. 1526 if (DEBUG_SD_INSTALL) Log.i(TAG, 1527 "Checking for more work or unbind..."); 1528 // Delete pending install 1529 if (mPendingInstalls.size() > 0) { 1530 mPendingInstalls.remove(0); 1531 } 1532 if (mPendingInstalls.size() == 0) { 1533 if (mBound) { 1534 if (DEBUG_SD_INSTALL) Log.i(TAG, 1535 "Posting delayed MCS_UNBIND"); 1536 removeMessages(MCS_UNBIND); 1537 Message ubmsg = obtainMessage(MCS_UNBIND); 1538 // Unbind after a little delay, to avoid 1539 // continual thrashing. 1540 sendMessageDelayed(ubmsg, 10000); 1541 } 1542 } else { 1543 // There are more pending requests in queue. 1544 // Just post MCS_BOUND message to trigger processing 1545 // of next pending install. 1546 if (DEBUG_SD_INSTALL) Log.i(TAG, 1547 "Posting MCS_BOUND for next work"); 1548 mHandler.sendEmptyMessage(MCS_BOUND); 1549 } 1550 } 1551 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1552 } 1553 } else { 1554 // Should never happen ideally. 1555 Slog.w(TAG, "Empty queue"); 1556 } 1557 break; 1558 } 1559 case MCS_RECONNECT: { 1560 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1561 if (mPendingInstalls.size() > 0) { 1562 if (mBound) { 1563 disconnectService(); 1564 } 1565 if (!connectToService()) { 1566 Slog.e(TAG, "Failed to bind to media container service"); 1567 for (HandlerParams params : mPendingInstalls) { 1568 // Indicate service bind error 1569 params.serviceError(); 1570 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1571 System.identityHashCode(params)); 1572 } 1573 mPendingInstalls.clear(); 1574 } 1575 } 1576 break; 1577 } 1578 case MCS_UNBIND: { 1579 // If there is no actual work left, then time to unbind. 1580 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1581 1582 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1583 if (mBound) { 1584 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1585 1586 disconnectService(); 1587 } 1588 } else if (mPendingInstalls.size() > 0) { 1589 // There are more pending requests in queue. 1590 // Just post MCS_BOUND message to trigger processing 1591 // of next pending install. 1592 mHandler.sendEmptyMessage(MCS_BOUND); 1593 } 1594 1595 break; 1596 } 1597 case MCS_GIVE_UP: { 1598 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1599 HandlerParams params = mPendingInstalls.remove(0); 1600 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1601 System.identityHashCode(params)); 1602 break; 1603 } 1604 case SEND_PENDING_BROADCAST: { 1605 String packages[]; 1606 ArrayList<String> components[]; 1607 int size = 0; 1608 int uids[]; 1609 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1610 synchronized (mPackages) { 1611 if (mPendingBroadcasts == null) { 1612 return; 1613 } 1614 size = mPendingBroadcasts.size(); 1615 if (size <= 0) { 1616 // Nothing to be done. Just return 1617 return; 1618 } 1619 packages = new String[size]; 1620 components = new ArrayList[size]; 1621 uids = new int[size]; 1622 int i = 0; // filling out the above arrays 1623 1624 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1625 int packageUserId = mPendingBroadcasts.userIdAt(n); 1626 Iterator<Map.Entry<String, ArrayList<String>>> it 1627 = mPendingBroadcasts.packagesForUserId(packageUserId) 1628 .entrySet().iterator(); 1629 while (it.hasNext() && i < size) { 1630 Map.Entry<String, ArrayList<String>> ent = it.next(); 1631 packages[i] = ent.getKey(); 1632 components[i] = ent.getValue(); 1633 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1634 uids[i] = (ps != null) 1635 ? UserHandle.getUid(packageUserId, ps.appId) 1636 : -1; 1637 i++; 1638 } 1639 } 1640 size = i; 1641 mPendingBroadcasts.clear(); 1642 } 1643 // Send broadcasts 1644 for (int i = 0; i < size; i++) { 1645 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1646 } 1647 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1648 break; 1649 } 1650 case START_CLEANING_PACKAGE: { 1651 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1652 final String packageName = (String)msg.obj; 1653 final int userId = msg.arg1; 1654 final boolean andCode = msg.arg2 != 0; 1655 synchronized (mPackages) { 1656 if (userId == UserHandle.USER_ALL) { 1657 int[] users = sUserManager.getUserIds(); 1658 for (int user : users) { 1659 mSettings.addPackageToCleanLPw( 1660 new PackageCleanItem(user, packageName, andCode)); 1661 } 1662 } else { 1663 mSettings.addPackageToCleanLPw( 1664 new PackageCleanItem(userId, packageName, andCode)); 1665 } 1666 } 1667 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1668 startCleaningPackages(); 1669 } break; 1670 case POST_INSTALL: { 1671 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1672 1673 PostInstallData data = mRunningInstalls.get(msg.arg1); 1674 final boolean didRestore = (msg.arg2 != 0); 1675 mRunningInstalls.delete(msg.arg1); 1676 1677 if (data != null) { 1678 InstallArgs args = data.args; 1679 PackageInstalledInfo parentRes = data.res; 1680 1681 final boolean grantPermissions = (args.installFlags 1682 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1683 final boolean killApp = (args.installFlags 1684 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1685 final boolean virtualPreload = ((args.installFlags 1686 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1687 final String[] grantedPermissions = args.installGrantPermissions; 1688 1689 // Handle the parent package 1690 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1691 virtualPreload, grantedPermissions, didRestore, 1692 args.installerPackageName, args.observer); 1693 1694 // Handle the child packages 1695 final int childCount = (parentRes.addedChildPackages != null) 1696 ? parentRes.addedChildPackages.size() : 0; 1697 for (int i = 0; i < childCount; i++) { 1698 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1699 handlePackagePostInstall(childRes, grantPermissions, killApp, 1700 virtualPreload, grantedPermissions, false /*didRestore*/, 1701 args.installerPackageName, args.observer); 1702 } 1703 1704 // Log tracing if needed 1705 if (args.traceMethod != null) { 1706 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1707 args.traceCookie); 1708 } 1709 } else { 1710 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1711 } 1712 1713 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1714 } break; 1715 case WRITE_SETTINGS: { 1716 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1717 synchronized (mPackages) { 1718 removeMessages(WRITE_SETTINGS); 1719 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1720 mSettings.writeLPr(); 1721 mDirtyUsers.clear(); 1722 } 1723 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1724 } break; 1725 case WRITE_PACKAGE_RESTRICTIONS: { 1726 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1727 synchronized (mPackages) { 1728 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1729 for (int userId : mDirtyUsers) { 1730 mSettings.writePackageRestrictionsLPr(userId); 1731 } 1732 mDirtyUsers.clear(); 1733 } 1734 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1735 } break; 1736 case WRITE_PACKAGE_LIST: { 1737 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1738 synchronized (mPackages) { 1739 removeMessages(WRITE_PACKAGE_LIST); 1740 mSettings.writePackageListLPr(msg.arg1); 1741 } 1742 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1743 } break; 1744 case CHECK_PENDING_VERIFICATION: { 1745 final int verificationId = msg.arg1; 1746 final PackageVerificationState state = mPendingVerification.get(verificationId); 1747 1748 if ((state != null) && !state.timeoutExtended()) { 1749 final InstallArgs args = state.getInstallArgs(); 1750 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1751 1752 Slog.i(TAG, "Verification timed out for " + originUri); 1753 mPendingVerification.remove(verificationId); 1754 1755 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1756 1757 final UserHandle user = args.getUser(); 1758 if (getDefaultVerificationResponse(user) 1759 == PackageManager.VERIFICATION_ALLOW) { 1760 Slog.i(TAG, "Continuing with installation of " + originUri); 1761 state.setVerifierResponse(Binder.getCallingUid(), 1762 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1763 broadcastPackageVerified(verificationId, originUri, 1764 PackageManager.VERIFICATION_ALLOW, user); 1765 try { 1766 ret = args.copyApk(mContainerService, true); 1767 } catch (RemoteException e) { 1768 Slog.e(TAG, "Could not contact the ContainerService"); 1769 } 1770 } else { 1771 broadcastPackageVerified(verificationId, originUri, 1772 PackageManager.VERIFICATION_REJECT, user); 1773 } 1774 1775 Trace.asyncTraceEnd( 1776 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1777 1778 processPendingInstall(args, ret); 1779 mHandler.sendEmptyMessage(MCS_UNBIND); 1780 } 1781 break; 1782 } 1783 case PACKAGE_VERIFIED: { 1784 final int verificationId = msg.arg1; 1785 1786 final PackageVerificationState state = mPendingVerification.get(verificationId); 1787 if (state == null) { 1788 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1789 break; 1790 } 1791 1792 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1793 1794 state.setVerifierResponse(response.callerUid, response.code); 1795 1796 if (state.isVerificationComplete()) { 1797 mPendingVerification.remove(verificationId); 1798 1799 final InstallArgs args = state.getInstallArgs(); 1800 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1801 1802 int ret; 1803 if (state.isInstallAllowed()) { 1804 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1805 broadcastPackageVerified(verificationId, originUri, 1806 response.code, state.getInstallArgs().getUser()); 1807 try { 1808 ret = args.copyApk(mContainerService, true); 1809 } catch (RemoteException e) { 1810 Slog.e(TAG, "Could not contact the ContainerService"); 1811 } 1812 } else { 1813 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1814 } 1815 1816 Trace.asyncTraceEnd( 1817 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1818 1819 processPendingInstall(args, ret); 1820 mHandler.sendEmptyMessage(MCS_UNBIND); 1821 } 1822 1823 break; 1824 } 1825 case START_INTENT_FILTER_VERIFICATIONS: { 1826 IFVerificationParams params = (IFVerificationParams) msg.obj; 1827 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1828 params.replacing, params.pkg); 1829 break; 1830 } 1831 case INTENT_FILTER_VERIFIED: { 1832 final int verificationId = msg.arg1; 1833 1834 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1835 verificationId); 1836 if (state == null) { 1837 Slog.w(TAG, "Invalid IntentFilter verification token " 1838 + verificationId + " received"); 1839 break; 1840 } 1841 1842 final int userId = state.getUserId(); 1843 1844 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1845 "Processing IntentFilter verification with token:" 1846 + verificationId + " and userId:" + userId); 1847 1848 final IntentFilterVerificationResponse response = 1849 (IntentFilterVerificationResponse) msg.obj; 1850 1851 state.setVerifierResponse(response.callerUid, response.code); 1852 1853 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1854 "IntentFilter verification with token:" + verificationId 1855 + " and userId:" + userId 1856 + " is settings verifier response with response code:" 1857 + response.code); 1858 1859 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1860 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1861 + response.getFailedDomainsString()); 1862 } 1863 1864 if (state.isVerificationComplete()) { 1865 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1866 } else { 1867 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1868 "IntentFilter verification with token:" + verificationId 1869 + " was not said to be complete"); 1870 } 1871 1872 break; 1873 } 1874 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1875 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1876 mInstantAppResolverConnection, 1877 (InstantAppRequest) msg.obj, 1878 mInstantAppInstallerActivity, 1879 mHandler); 1880 } 1881 } 1882 } 1883 } 1884 1885 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1886 @Override 1887 public void onGidsChanged(int appId, int userId) { 1888 mHandler.post(new Runnable() { 1889 @Override 1890 public void run() { 1891 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1892 } 1893 }); 1894 } 1895 @Override 1896 public void onPermissionGranted(int uid, int userId) { 1897 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1898 1899 // Not critical; if this is lost, the application has to request again. 1900 synchronized (mPackages) { 1901 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1902 } 1903 } 1904 @Override 1905 public void onInstallPermissionGranted() { 1906 synchronized (mPackages) { 1907 scheduleWriteSettingsLocked(); 1908 } 1909 } 1910 @Override 1911 public void onPermissionRevoked(int uid, int userId) { 1912 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1913 1914 synchronized (mPackages) { 1915 // Critical; after this call the application should never have the permission 1916 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1917 } 1918 1919 final int appId = UserHandle.getAppId(uid); 1920 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1921 } 1922 @Override 1923 public void onInstallPermissionRevoked() { 1924 synchronized (mPackages) { 1925 scheduleWriteSettingsLocked(); 1926 } 1927 } 1928 @Override 1929 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1930 synchronized (mPackages) { 1931 for (int userId : updatedUserIds) { 1932 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1933 } 1934 } 1935 } 1936 @Override 1937 public void onInstallPermissionUpdated() { 1938 synchronized (mPackages) { 1939 scheduleWriteSettingsLocked(); 1940 } 1941 } 1942 @Override 1943 public void onPermissionRemoved() { 1944 synchronized (mPackages) { 1945 mSettings.writeLPr(); 1946 } 1947 } 1948 }; 1949 1950 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1951 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1952 boolean launchedForRestore, String installerPackage, 1953 IPackageInstallObserver2 installObserver) { 1954 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1955 // Send the removed broadcasts 1956 if (res.removedInfo != null) { 1957 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1958 } 1959 1960 // Now that we successfully installed the package, grant runtime 1961 // permissions if requested before broadcasting the install. Also 1962 // for legacy apps in permission review mode we clear the permission 1963 // review flag which is used to emulate runtime permissions for 1964 // legacy apps. 1965 if (grantPermissions) { 1966 final int callingUid = Binder.getCallingUid(); 1967 mPermissionManager.grantRequestedRuntimePermissions( 1968 res.pkg, res.newUsers, grantedPermissions, callingUid, 1969 mPermissionCallback); 1970 } 1971 1972 final boolean update = res.removedInfo != null 1973 && res.removedInfo.removedPackage != null; 1974 final String installerPackageName = 1975 res.installerPackageName != null 1976 ? res.installerPackageName 1977 : res.removedInfo != null 1978 ? res.removedInfo.installerPackageName 1979 : null; 1980 1981 // If this is the first time we have child packages for a disabled privileged 1982 // app that had no children, we grant requested runtime permissions to the new 1983 // children if the parent on the system image had them already granted. 1984 if (res.pkg.parentPackage != null) { 1985 final int callingUid = Binder.getCallingUid(); 1986 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1987 res.pkg, callingUid, mPermissionCallback); 1988 } 1989 1990 synchronized (mPackages) { 1991 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1992 } 1993 1994 final String packageName = res.pkg.applicationInfo.packageName; 1995 1996 // Determine the set of users who are adding this package for 1997 // the first time vs. those who are seeing an update. 1998 int[] firstUserIds = EMPTY_INT_ARRAY; 1999 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 2000 int[] updateUserIds = EMPTY_INT_ARRAY; 2001 int[] instantUserIds = EMPTY_INT_ARRAY; 2002 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 2003 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 2004 for (int newUser : res.newUsers) { 2005 final boolean isInstantApp = ps.getInstantApp(newUser); 2006 if (allNewUsers) { 2007 if (isInstantApp) { 2008 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2009 } else { 2010 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2011 } 2012 continue; 2013 } 2014 boolean isNew = true; 2015 for (int origUser : res.origUsers) { 2016 if (origUser == newUser) { 2017 isNew = false; 2018 break; 2019 } 2020 } 2021 if (isNew) { 2022 if (isInstantApp) { 2023 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2024 } else { 2025 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2026 } 2027 } else { 2028 if (isInstantApp) { 2029 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2030 } else { 2031 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2032 } 2033 } 2034 } 2035 2036 // Send installed broadcasts if the package is not a static shared lib. 2037 if (res.pkg.staticSharedLibName == null) { 2038 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2039 2040 // Send added for users that see the package for the first time 2041 // sendPackageAddedForNewUsers also deals with system apps 2042 int appId = UserHandle.getAppId(res.uid); 2043 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2044 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2045 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2046 2047 // Send added for users that don't see the package for the first time 2048 Bundle extras = new Bundle(1); 2049 extras.putInt(Intent.EXTRA_UID, res.uid); 2050 if (update) { 2051 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2052 } 2053 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2054 extras, 0 /*flags*/, 2055 null /*targetPackage*/, null /*finishedReceiver*/, 2056 updateUserIds, instantUserIds); 2057 if (installerPackageName != null) { 2058 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2059 extras, 0 /*flags*/, 2060 installerPackageName, null /*finishedReceiver*/, 2061 updateUserIds, instantUserIds); 2062 } 2063 2064 // Send replaced for users that don't see the package for the first time 2065 if (update) { 2066 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2067 packageName, extras, 0 /*flags*/, 2068 null /*targetPackage*/, null /*finishedReceiver*/, 2069 updateUserIds, instantUserIds); 2070 if (installerPackageName != null) { 2071 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2072 extras, 0 /*flags*/, 2073 installerPackageName, null /*finishedReceiver*/, 2074 updateUserIds, instantUserIds); 2075 } 2076 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2077 null /*package*/, null /*extras*/, 0 /*flags*/, 2078 packageName /*targetPackage*/, 2079 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2080 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2081 // First-install and we did a restore, so we're responsible for the 2082 // first-launch broadcast. 2083 if (DEBUG_BACKUP) { 2084 Slog.i(TAG, "Post-restore of " + packageName 2085 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2086 } 2087 sendFirstLaunchBroadcast(packageName, installerPackage, 2088 firstUserIds, firstInstantUserIds); 2089 } 2090 2091 // Send broadcast package appeared if forward locked/external for all users 2092 // treat asec-hosted packages like removable media on upgrade 2093 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2094 if (DEBUG_INSTALL) { 2095 Slog.i(TAG, "upgrading pkg " + res.pkg 2096 + " is ASEC-hosted -> AVAILABLE"); 2097 } 2098 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2099 ArrayList<String> pkgList = new ArrayList<>(1); 2100 pkgList.add(packageName); 2101 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2102 } 2103 } 2104 2105 // Work that needs to happen on first install within each user 2106 if (firstUserIds != null && firstUserIds.length > 0) { 2107 synchronized (mPackages) { 2108 for (int userId : firstUserIds) { 2109 // If this app is a browser and it's newly-installed for some 2110 // users, clear any default-browser state in those users. The 2111 // app's nature doesn't depend on the user, so we can just check 2112 // its browser nature in any user and generalize. 2113 if (packageIsBrowser(packageName, userId)) { 2114 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2115 } 2116 2117 // We may also need to apply pending (restored) runtime 2118 // permission grants within these users. 2119 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2120 } 2121 } 2122 } 2123 2124 if (allNewUsers && !update) { 2125 notifyPackageAdded(packageName); 2126 } 2127 2128 // Log current value of "unknown sources" setting 2129 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2130 getUnknownSourcesSettings()); 2131 2132 // Remove the replaced package's older resources safely now 2133 // We delete after a gc for applications on sdcard. 2134 if (res.removedInfo != null && res.removedInfo.args != null) { 2135 Runtime.getRuntime().gc(); 2136 synchronized (mInstallLock) { 2137 res.removedInfo.args.doPostDeleteLI(true); 2138 } 2139 } else { 2140 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2141 // and not block here. 2142 VMRuntime.getRuntime().requestConcurrentGC(); 2143 } 2144 2145 // Notify DexManager that the package was installed for new users. 2146 // The updated users should already be indexed and the package code paths 2147 // should not change. 2148 // Don't notify the manager for ephemeral apps as they are not expected to 2149 // survive long enough to benefit of background optimizations. 2150 for (int userId : firstUserIds) { 2151 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2152 // There's a race currently where some install events may interleave with an uninstall. 2153 // This can lead to package info being null (b/36642664). 2154 if (info != null) { 2155 mDexManager.notifyPackageInstalled(info, userId); 2156 } 2157 } 2158 } 2159 2160 // If someone is watching installs - notify them 2161 if (installObserver != null) { 2162 try { 2163 Bundle extras = extrasForInstallResult(res); 2164 installObserver.onPackageInstalled(res.name, res.returnCode, 2165 res.returnMsg, extras); 2166 } catch (RemoteException e) { 2167 Slog.i(TAG, "Observer no longer exists."); 2168 } 2169 } 2170 } 2171 2172 private StorageEventListener mStorageListener = new StorageEventListener() { 2173 @Override 2174 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2175 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2176 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2177 final String volumeUuid = vol.getFsUuid(); 2178 2179 // Clean up any users or apps that were removed or recreated 2180 // while this volume was missing 2181 sUserManager.reconcileUsers(volumeUuid); 2182 reconcileApps(volumeUuid); 2183 2184 // Clean up any install sessions that expired or were 2185 // cancelled while this volume was missing 2186 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2187 2188 loadPrivatePackages(vol); 2189 2190 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2191 unloadPrivatePackages(vol); 2192 } 2193 } 2194 } 2195 2196 @Override 2197 public void onVolumeForgotten(String fsUuid) { 2198 if (TextUtils.isEmpty(fsUuid)) { 2199 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2200 return; 2201 } 2202 2203 // Remove any apps installed on the forgotten volume 2204 synchronized (mPackages) { 2205 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2206 for (PackageSetting ps : packages) { 2207 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2208 deletePackageVersioned(new VersionedPackage(ps.name, 2209 PackageManager.VERSION_CODE_HIGHEST), 2210 new LegacyPackageDeleteObserver(null).getBinder(), 2211 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2212 // Try very hard to release any references to this package 2213 // so we don't risk the system server being killed due to 2214 // open FDs 2215 AttributeCache.instance().removePackage(ps.name); 2216 } 2217 2218 mSettings.onVolumeForgotten(fsUuid); 2219 mSettings.writeLPr(); 2220 } 2221 } 2222 }; 2223 2224 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2225 Bundle extras = null; 2226 switch (res.returnCode) { 2227 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2228 extras = new Bundle(); 2229 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2230 res.origPermission); 2231 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2232 res.origPackage); 2233 break; 2234 } 2235 case PackageManager.INSTALL_SUCCEEDED: { 2236 extras = new Bundle(); 2237 extras.putBoolean(Intent.EXTRA_REPLACING, 2238 res.removedInfo != null && res.removedInfo.removedPackage != null); 2239 break; 2240 } 2241 } 2242 return extras; 2243 } 2244 2245 void scheduleWriteSettingsLocked() { 2246 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2247 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2248 } 2249 } 2250 2251 void scheduleWritePackageListLocked(int userId) { 2252 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2253 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2254 msg.arg1 = userId; 2255 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2256 } 2257 } 2258 2259 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2260 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2261 scheduleWritePackageRestrictionsLocked(userId); 2262 } 2263 2264 void scheduleWritePackageRestrictionsLocked(int userId) { 2265 final int[] userIds = (userId == UserHandle.USER_ALL) 2266 ? sUserManager.getUserIds() : new int[]{userId}; 2267 for (int nextUserId : userIds) { 2268 if (!sUserManager.exists(nextUserId)) return; 2269 mDirtyUsers.add(nextUserId); 2270 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2271 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2272 } 2273 } 2274 } 2275 2276 public static PackageManagerService main(Context context, Installer installer, 2277 boolean factoryTest, boolean onlyCore) { 2278 // Self-check for initial settings. 2279 PackageManagerServiceCompilerMapping.checkProperties(); 2280 2281 PackageManagerService m = new PackageManagerService(context, installer, 2282 factoryTest, onlyCore); 2283 m.enableSystemUserPackages(); 2284 ServiceManager.addService("package", m); 2285 final PackageManagerNative pmn = m.new PackageManagerNative(); 2286 ServiceManager.addService("package_native", pmn); 2287 return m; 2288 } 2289 2290 private void enableSystemUserPackages() { 2291 if (!UserManager.isSplitSystemUser()) { 2292 return; 2293 } 2294 // For system user, enable apps based on the following conditions: 2295 // - app is whitelisted or belong to one of these groups: 2296 // -- system app which has no launcher icons 2297 // -- system app which has INTERACT_ACROSS_USERS permission 2298 // -- system IME app 2299 // - app is not in the blacklist 2300 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2301 Set<String> enableApps = new ArraySet<>(); 2302 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2303 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2304 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2305 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2306 enableApps.addAll(wlApps); 2307 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2308 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2309 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2310 enableApps.removeAll(blApps); 2311 Log.i(TAG, "Applications installed for system user: " + enableApps); 2312 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2313 UserHandle.SYSTEM); 2314 final int allAppsSize = allAps.size(); 2315 synchronized (mPackages) { 2316 for (int i = 0; i < allAppsSize; i++) { 2317 String pName = allAps.get(i); 2318 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2319 // Should not happen, but we shouldn't be failing if it does 2320 if (pkgSetting == null) { 2321 continue; 2322 } 2323 boolean install = enableApps.contains(pName); 2324 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2325 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2326 + " for system user"); 2327 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2328 } 2329 } 2330 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2331 } 2332 } 2333 2334 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2335 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2336 Context.DISPLAY_SERVICE); 2337 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2338 } 2339 2340 /** 2341 * Requests that files preopted on a secondary system partition be copied to the data partition 2342 * if possible. Note that the actual copying of the files is accomplished by init for security 2343 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2344 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2345 */ 2346 private static void requestCopyPreoptedFiles() { 2347 final int WAIT_TIME_MS = 100; 2348 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2349 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2350 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2351 // We will wait for up to 100 seconds. 2352 final long timeStart = SystemClock.uptimeMillis(); 2353 final long timeEnd = timeStart + 100 * 1000; 2354 long timeNow = timeStart; 2355 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2356 try { 2357 Thread.sleep(WAIT_TIME_MS); 2358 } catch (InterruptedException e) { 2359 // Do nothing 2360 } 2361 timeNow = SystemClock.uptimeMillis(); 2362 if (timeNow > timeEnd) { 2363 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2364 Slog.wtf(TAG, "cppreopt did not finish!"); 2365 break; 2366 } 2367 } 2368 2369 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2370 } 2371 } 2372 2373 public PackageManagerService(Context context, Installer installer, 2374 boolean factoryTest, boolean onlyCore) { 2375 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2376 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2377 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2378 SystemClock.uptimeMillis()); 2379 2380 if (mSdkVersion <= 0) { 2381 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2382 } 2383 2384 mContext = context; 2385 2386 mFactoryTest = factoryTest; 2387 mOnlyCore = onlyCore; 2388 mMetrics = new DisplayMetrics(); 2389 mInstaller = installer; 2390 2391 // Create sub-components that provide services / data. Order here is important. 2392 synchronized (mInstallLock) { 2393 synchronized (mPackages) { 2394 // Expose private service for system components to use. 2395 LocalServices.addService( 2396 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2397 sUserManager = new UserManagerService(context, this, 2398 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2399 mPermissionManager = PermissionManagerService.create(context, 2400 new DefaultPermissionGrantedCallback() { 2401 @Override 2402 public void onDefaultRuntimePermissionsGranted(int userId) { 2403 synchronized(mPackages) { 2404 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2405 } 2406 } 2407 }, mPackages /*externalLock*/); 2408 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2409 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2410 } 2411 } 2412 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2413 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2414 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2415 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2416 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2417 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2418 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2419 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2420 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2421 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2422 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2423 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2424 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2425 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2426 2427 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2428 if (separateProcesses != null && separateProcesses.length() > 0) { 2429 if ("*".equals(separateProcesses)) { 2430 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2431 mSeparateProcesses = null; 2432 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2433 } else { 2434 mDefParseFlags = 0; 2435 mSeparateProcesses = separateProcesses.split(","); 2436 Slog.w(TAG, "Running with debug.separate_processes: " 2437 + separateProcesses); 2438 } 2439 } else { 2440 mDefParseFlags = 0; 2441 mSeparateProcesses = null; 2442 } 2443 2444 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2445 "*dexopt*"); 2446 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2447 installer, mInstallLock); 2448 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2449 dexManagerListener); 2450 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2451 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2452 2453 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2454 FgThread.get().getLooper()); 2455 2456 getDefaultDisplayMetrics(context, mMetrics); 2457 2458 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2459 SystemConfig systemConfig = SystemConfig.getInstance(); 2460 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2461 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2462 2463 mProtectedPackages = new ProtectedPackages(mContext); 2464 2465 synchronized (mInstallLock) { 2466 // writer 2467 synchronized (mPackages) { 2468 mHandlerThread = new ServiceThread(TAG, 2469 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2470 mHandlerThread.start(); 2471 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2472 mProcessLoggingHandler = new ProcessLoggingHandler(); 2473 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2474 mInstantAppRegistry = new InstantAppRegistry(this); 2475 2476 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2477 final int builtInLibCount = libConfig.size(); 2478 for (int i = 0; i < builtInLibCount; i++) { 2479 String name = libConfig.keyAt(i); 2480 String path = libConfig.valueAt(i); 2481 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2482 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2483 } 2484 2485 SELinuxMMAC.readInstallPolicy(); 2486 2487 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2488 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2489 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2490 2491 // Clean up orphaned packages for which the code path doesn't exist 2492 // and they are an update to a system app - caused by bug/32321269 2493 final int packageSettingCount = mSettings.mPackages.size(); 2494 for (int i = packageSettingCount - 1; i >= 0; i--) { 2495 PackageSetting ps = mSettings.mPackages.valueAt(i); 2496 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2497 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2498 mSettings.mPackages.removeAt(i); 2499 mSettings.enableSystemPackageLPw(ps.name); 2500 } 2501 } 2502 2503 if (mFirstBoot) { 2504 requestCopyPreoptedFiles(); 2505 } 2506 2507 String customResolverActivity = Resources.getSystem().getString( 2508 R.string.config_customResolverActivity); 2509 if (TextUtils.isEmpty(customResolverActivity)) { 2510 customResolverActivity = null; 2511 } else { 2512 mCustomResolverComponentName = ComponentName.unflattenFromString( 2513 customResolverActivity); 2514 } 2515 2516 long startTime = SystemClock.uptimeMillis(); 2517 2518 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2519 startTime); 2520 2521 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2522 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2523 2524 if (bootClassPath == null) { 2525 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2526 } 2527 2528 if (systemServerClassPath == null) { 2529 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2530 } 2531 2532 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2533 2534 final VersionInfo ver = mSettings.getInternalVersion(); 2535 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2536 if (mIsUpgrade) { 2537 logCriticalInfo(Log.INFO, 2538 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2539 } 2540 2541 // when upgrading from pre-M, promote system app permissions from install to runtime 2542 mPromoteSystemApps = 2543 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2544 2545 // When upgrading from pre-N, we need to handle package extraction like first boot, 2546 // as there is no profiling data available. 2547 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2548 2549 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2550 2551 // save off the names of pre-existing system packages prior to scanning; we don't 2552 // want to automatically grant runtime permissions for new system apps 2553 if (mPromoteSystemApps) { 2554 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2555 while (pkgSettingIter.hasNext()) { 2556 PackageSetting ps = pkgSettingIter.next(); 2557 if (isSystemApp(ps)) { 2558 mExistingSystemPackages.add(ps.name); 2559 } 2560 } 2561 } 2562 2563 mCacheDir = preparePackageParserCache(mIsUpgrade); 2564 2565 // Set flag to monitor and not change apk file paths when 2566 // scanning install directories. 2567 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2568 2569 if (mIsUpgrade || mFirstBoot) { 2570 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2571 } 2572 2573 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2574 // For security and version matching reason, only consider 2575 // overlay packages if they reside in the right directory. 2576 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2577 mDefParseFlags 2578 | PackageParser.PARSE_IS_SYSTEM_DIR, 2579 scanFlags 2580 | SCAN_AS_SYSTEM 2581 | SCAN_AS_VENDOR, 2582 0); 2583 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2584 mDefParseFlags 2585 | PackageParser.PARSE_IS_SYSTEM_DIR, 2586 scanFlags 2587 | SCAN_AS_SYSTEM 2588 | SCAN_AS_PRODUCT, 2589 0); 2590 2591 mParallelPackageParserCallback.findStaticOverlayPackages(); 2592 2593 // Find base frameworks (resource packages without code). 2594 scanDirTracedLI(frameworkDir, 2595 mDefParseFlags 2596 | PackageParser.PARSE_IS_SYSTEM_DIR, 2597 scanFlags 2598 | SCAN_NO_DEX 2599 | SCAN_AS_SYSTEM 2600 | SCAN_AS_PRIVILEGED, 2601 0); 2602 2603 // Collect privileged system packages. 2604 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2605 scanDirTracedLI(privilegedAppDir, 2606 mDefParseFlags 2607 | PackageParser.PARSE_IS_SYSTEM_DIR, 2608 scanFlags 2609 | SCAN_AS_SYSTEM 2610 | SCAN_AS_PRIVILEGED, 2611 0); 2612 2613 // Collect ordinary system packages. 2614 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2615 scanDirTracedLI(systemAppDir, 2616 mDefParseFlags 2617 | PackageParser.PARSE_IS_SYSTEM_DIR, 2618 scanFlags 2619 | SCAN_AS_SYSTEM, 2620 0); 2621 2622 // Collect privileged vendor packages. 2623 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2624 try { 2625 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2626 } catch (IOException e) { 2627 // failed to look up canonical path, continue with original one 2628 } 2629 scanDirTracedLI(privilegedVendorAppDir, 2630 mDefParseFlags 2631 | PackageParser.PARSE_IS_SYSTEM_DIR, 2632 scanFlags 2633 | SCAN_AS_SYSTEM 2634 | SCAN_AS_VENDOR 2635 | SCAN_AS_PRIVILEGED, 2636 0); 2637 2638 // Collect ordinary vendor packages. 2639 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2640 try { 2641 vendorAppDir = vendorAppDir.getCanonicalFile(); 2642 } catch (IOException e) { 2643 // failed to look up canonical path, continue with original one 2644 } 2645 scanDirTracedLI(vendorAppDir, 2646 mDefParseFlags 2647 | PackageParser.PARSE_IS_SYSTEM_DIR, 2648 scanFlags 2649 | SCAN_AS_SYSTEM 2650 | SCAN_AS_VENDOR, 2651 0); 2652 2653 // Collect privileged odm packages. /odm is another vendor partition 2654 // other than /vendor. 2655 File privilegedOdmAppDir = new File(Environment.getOdmDirectory(), 2656 "priv-app"); 2657 try { 2658 privilegedOdmAppDir = privilegedOdmAppDir.getCanonicalFile(); 2659 } catch (IOException e) { 2660 // failed to look up canonical path, continue with original one 2661 } 2662 scanDirTracedLI(privilegedOdmAppDir, 2663 mDefParseFlags 2664 | PackageParser.PARSE_IS_SYSTEM_DIR, 2665 scanFlags 2666 | SCAN_AS_SYSTEM 2667 | SCAN_AS_VENDOR 2668 | SCAN_AS_PRIVILEGED, 2669 0); 2670 2671 // Collect ordinary odm packages. /odm is another vendor partition 2672 // other than /vendor. 2673 File odmAppDir = new File(Environment.getOdmDirectory(), "app"); 2674 try { 2675 odmAppDir = odmAppDir.getCanonicalFile(); 2676 } catch (IOException e) { 2677 // failed to look up canonical path, continue with original one 2678 } 2679 scanDirTracedLI(odmAppDir, 2680 mDefParseFlags 2681 | PackageParser.PARSE_IS_SYSTEM_DIR, 2682 scanFlags 2683 | SCAN_AS_SYSTEM 2684 | SCAN_AS_VENDOR, 2685 0); 2686 2687 // Collect all OEM packages. 2688 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2689 scanDirTracedLI(oemAppDir, 2690 mDefParseFlags 2691 | PackageParser.PARSE_IS_SYSTEM_DIR, 2692 scanFlags 2693 | SCAN_AS_SYSTEM 2694 | SCAN_AS_OEM, 2695 0); 2696 2697 // Collected privileged product packages. 2698 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2699 try { 2700 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2701 } catch (IOException e) { 2702 // failed to look up canonical path, continue with original one 2703 } 2704 scanDirTracedLI(privilegedProductAppDir, 2705 mDefParseFlags 2706 | PackageParser.PARSE_IS_SYSTEM_DIR, 2707 scanFlags 2708 | SCAN_AS_SYSTEM 2709 | SCAN_AS_PRODUCT 2710 | SCAN_AS_PRIVILEGED, 2711 0); 2712 2713 // Collect ordinary product packages. 2714 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2715 try { 2716 productAppDir = productAppDir.getCanonicalFile(); 2717 } catch (IOException e) { 2718 // failed to look up canonical path, continue with original one 2719 } 2720 scanDirTracedLI(productAppDir, 2721 mDefParseFlags 2722 | PackageParser.PARSE_IS_SYSTEM_DIR, 2723 scanFlags 2724 | SCAN_AS_SYSTEM 2725 | SCAN_AS_PRODUCT, 2726 0); 2727 2728 // Prune any system packages that no longer exist. 2729 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2730 // Stub packages must either be replaced with full versions in the /data 2731 // partition or be disabled. 2732 final List<String> stubSystemApps = new ArrayList<>(); 2733 if (!mOnlyCore) { 2734 // do this first before mucking with mPackages for the "expecting better" case 2735 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2736 while (pkgIterator.hasNext()) { 2737 final PackageParser.Package pkg = pkgIterator.next(); 2738 if (pkg.isStub) { 2739 stubSystemApps.add(pkg.packageName); 2740 } 2741 } 2742 2743 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2744 while (psit.hasNext()) { 2745 PackageSetting ps = psit.next(); 2746 2747 /* 2748 * If this is not a system app, it can't be a 2749 * disable system app. 2750 */ 2751 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2752 continue; 2753 } 2754 2755 /* 2756 * If the package is scanned, it's not erased. 2757 */ 2758 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2759 if (scannedPkg != null) { 2760 /* 2761 * If the system app is both scanned and in the 2762 * disabled packages list, then it must have been 2763 * added via OTA. Remove it from the currently 2764 * scanned package so the previously user-installed 2765 * application can be scanned. 2766 */ 2767 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2768 logCriticalInfo(Log.WARN, 2769 "Expecting better updated system app for " + ps.name 2770 + "; removing system app. Last known" 2771 + " codePath=" + ps.codePathString 2772 + ", versionCode=" + ps.versionCode 2773 + "; scanned versionCode=" + scannedPkg.getLongVersionCode()); 2774 removePackageLI(scannedPkg, true); 2775 mExpectingBetter.put(ps.name, ps.codePath); 2776 } 2777 2778 continue; 2779 } 2780 2781 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2782 psit.remove(); 2783 logCriticalInfo(Log.WARN, "System package " + ps.name 2784 + " no longer exists; it's data will be wiped"); 2785 // Actual deletion of code and data will be handled by later 2786 // reconciliation step 2787 } else { 2788 // we still have a disabled system package, but, it still might have 2789 // been removed. check the code path still exists and check there's 2790 // still a package. the latter can happen if an OTA keeps the same 2791 // code path, but, changes the package name. 2792 final PackageSetting disabledPs = 2793 mSettings.getDisabledSystemPkgLPr(ps.name); 2794 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2795 || disabledPs.pkg == null) { 2796 possiblyDeletedUpdatedSystemApps.add(ps.name); 2797 } 2798 } 2799 } 2800 } 2801 2802 //delete tmp files 2803 deleteTempPackageFiles(); 2804 2805 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2806 2807 // Remove any shared userIDs that have no associated packages 2808 mSettings.pruneSharedUsersLPw(); 2809 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2810 final int systemPackagesCount = mPackages.size(); 2811 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2812 + " ms, packageCount: " + systemPackagesCount 2813 + " , timePerPackage: " 2814 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2815 + " , cached: " + cachedSystemApps); 2816 if (mIsUpgrade && systemPackagesCount > 0) { 2817 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2818 ((int) systemScanTime) / systemPackagesCount); 2819 } 2820 if (!mOnlyCore) { 2821 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2822 SystemClock.uptimeMillis()); 2823 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2824 2825 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2826 | PackageParser.PARSE_FORWARD_LOCK, 2827 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2828 2829 // Remove disable package settings for updated system apps that were 2830 // removed via an OTA. If the update is no longer present, remove the 2831 // app completely. Otherwise, revoke their system privileges. 2832 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2833 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2834 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2835 final String msg; 2836 if (deletedPkg == null) { 2837 // should have found an update, but, we didn't; remove everything 2838 msg = "Updated system package " + deletedAppName 2839 + " no longer exists; removing its data"; 2840 // Actual deletion of code and data will be handled by later 2841 // reconciliation step 2842 } else { 2843 // found an update; revoke system privileges 2844 msg = "Updated system package + " + deletedAppName 2845 + " no longer exists; revoking system privileges"; 2846 2847 // Don't do anything if a stub is removed from the system image. If 2848 // we were to remove the uncompressed version from the /data partition, 2849 // this is where it'd be done. 2850 2851 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2852 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2853 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2854 } 2855 logCriticalInfo(Log.WARN, msg); 2856 } 2857 2858 /* 2859 * Make sure all system apps that we expected to appear on 2860 * the userdata partition actually showed up. If they never 2861 * appeared, crawl back and revive the system version. 2862 */ 2863 for (int i = 0; i < mExpectingBetter.size(); i++) { 2864 final String packageName = mExpectingBetter.keyAt(i); 2865 if (!mPackages.containsKey(packageName)) { 2866 final File scanFile = mExpectingBetter.valueAt(i); 2867 2868 logCriticalInfo(Log.WARN, "Expected better " + packageName 2869 + " but never showed up; reverting to system"); 2870 2871 final @ParseFlags int reparseFlags; 2872 final @ScanFlags int rescanFlags; 2873 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2874 reparseFlags = 2875 mDefParseFlags | 2876 PackageParser.PARSE_IS_SYSTEM_DIR; 2877 rescanFlags = 2878 scanFlags 2879 | SCAN_AS_SYSTEM 2880 | SCAN_AS_PRIVILEGED; 2881 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2882 reparseFlags = 2883 mDefParseFlags | 2884 PackageParser.PARSE_IS_SYSTEM_DIR; 2885 rescanFlags = 2886 scanFlags 2887 | SCAN_AS_SYSTEM; 2888 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile) 2889 || FileUtils.contains(privilegedOdmAppDir, scanFile)) { 2890 reparseFlags = 2891 mDefParseFlags | 2892 PackageParser.PARSE_IS_SYSTEM_DIR; 2893 rescanFlags = 2894 scanFlags 2895 | SCAN_AS_SYSTEM 2896 | SCAN_AS_VENDOR 2897 | SCAN_AS_PRIVILEGED; 2898 } else if (FileUtils.contains(vendorAppDir, scanFile) 2899 || FileUtils.contains(odmAppDir, scanFile)) { 2900 reparseFlags = 2901 mDefParseFlags | 2902 PackageParser.PARSE_IS_SYSTEM_DIR; 2903 rescanFlags = 2904 scanFlags 2905 | SCAN_AS_SYSTEM 2906 | SCAN_AS_VENDOR; 2907 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2908 reparseFlags = 2909 mDefParseFlags | 2910 PackageParser.PARSE_IS_SYSTEM_DIR; 2911 rescanFlags = 2912 scanFlags 2913 | SCAN_AS_SYSTEM 2914 | SCAN_AS_OEM; 2915 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2916 reparseFlags = 2917 mDefParseFlags | 2918 PackageParser.PARSE_IS_SYSTEM_DIR; 2919 rescanFlags = 2920 scanFlags 2921 | SCAN_AS_SYSTEM 2922 | SCAN_AS_PRODUCT 2923 | SCAN_AS_PRIVILEGED; 2924 } else if (FileUtils.contains(productAppDir, scanFile)) { 2925 reparseFlags = 2926 mDefParseFlags | 2927 PackageParser.PARSE_IS_SYSTEM_DIR; 2928 rescanFlags = 2929 scanFlags 2930 | SCAN_AS_SYSTEM 2931 | SCAN_AS_PRODUCT; 2932 } else { 2933 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2934 continue; 2935 } 2936 2937 mSettings.enableSystemPackageLPw(packageName); 2938 2939 try { 2940 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2941 } catch (PackageManagerException e) { 2942 Slog.e(TAG, "Failed to parse original system package: " 2943 + e.getMessage()); 2944 } 2945 } 2946 } 2947 2948 // Uncompress and install any stubbed system applications. 2949 // This must be done last to ensure all stubs are replaced or disabled. 2950 decompressSystemApplications(stubSystemApps, scanFlags); 2951 2952 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2953 - cachedSystemApps; 2954 2955 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2956 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2957 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2958 + " ms, packageCount: " + dataPackagesCount 2959 + " , timePerPackage: " 2960 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2961 + " , cached: " + cachedNonSystemApps); 2962 if (mIsUpgrade && dataPackagesCount > 0) { 2963 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2964 ((int) dataScanTime) / dataPackagesCount); 2965 } 2966 } 2967 mExpectingBetter.clear(); 2968 2969 // Resolve the storage manager. 2970 mStorageManagerPackage = getStorageManagerPackageName(); 2971 2972 // Resolve protected action filters. Only the setup wizard is allowed to 2973 // have a high priority filter for these actions. 2974 mSetupWizardPackage = getSetupWizardPackageName(); 2975 if (mProtectedFilters.size() > 0) { 2976 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2977 Slog.i(TAG, "No setup wizard;" 2978 + " All protected intents capped to priority 0"); 2979 } 2980 for (ActivityIntentInfo filter : mProtectedFilters) { 2981 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2982 if (DEBUG_FILTERS) { 2983 Slog.i(TAG, "Found setup wizard;" 2984 + " allow priority " + filter.getPriority() + ";" 2985 + " package: " + filter.activity.info.packageName 2986 + " activity: " + filter.activity.className 2987 + " priority: " + filter.getPriority()); 2988 } 2989 // skip setup wizard; allow it to keep the high priority filter 2990 continue; 2991 } 2992 if (DEBUG_FILTERS) { 2993 Slog.i(TAG, "Protected action; cap priority to 0;" 2994 + " package: " + filter.activity.info.packageName 2995 + " activity: " + filter.activity.className 2996 + " origPrio: " + filter.getPriority()); 2997 } 2998 filter.setPriority(0); 2999 } 3000 } 3001 3002 mSystemTextClassifierPackage = getSystemTextClassifierPackageName(); 3003 3004 mDeferProtectedFilters = false; 3005 mProtectedFilters.clear(); 3006 3007 // Now that we know all of the shared libraries, update all clients to have 3008 // the correct library paths. 3009 updateAllSharedLibrariesLPw(null); 3010 3011 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 3012 // NOTE: We ignore potential failures here during a system scan (like 3013 // the rest of the commands above) because there's precious little we 3014 // can do about it. A settings error is reported, though. 3015 final List<String> changedAbiCodePath = 3016 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 3017 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 3018 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 3019 final String codePathString = changedAbiCodePath.get(i); 3020 try { 3021 mInstaller.rmdex(codePathString, 3022 getDexCodeInstructionSet(getPreferredInstructionSet())); 3023 } catch (InstallerException ignored) { 3024 } 3025 } 3026 } 3027 // Adjust seInfo to ensure apps which share a sharedUserId are placed in the same 3028 // SELinux domain. 3029 setting.fixSeInfoLocked(); 3030 } 3031 3032 // Now that we know all the packages we are keeping, 3033 // read and update their last usage times. 3034 mPackageUsage.read(mPackages); 3035 mCompilerStats.read(); 3036 3037 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 3038 SystemClock.uptimeMillis()); 3039 Slog.i(TAG, "Time to scan packages: " 3040 + ((SystemClock.uptimeMillis()-startTime)/1000f) 3041 + " seconds"); 3042 3043 // If the platform SDK has changed since the last time we booted, 3044 // we need to re-grant app permission to catch any new ones that 3045 // appear. This is really a hack, and means that apps can in some 3046 // cases get permissions that the user didn't initially explicitly 3047 // allow... it would be nice to have some better way to handle 3048 // this situation. 3049 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 3050 if (sdkUpdated) { 3051 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 3052 + mSdkVersion + "; regranting permissions for internal storage"); 3053 } 3054 mPermissionManager.updateAllPermissions( 3055 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3056 mPermissionCallback); 3057 ver.sdkVersion = mSdkVersion; 3058 3059 // If this is the first boot or an update from pre-M, and it is a normal 3060 // boot, then we need to initialize the default preferred apps across 3061 // all defined users. 3062 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3063 for (UserInfo user : sUserManager.getUsers(true)) { 3064 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3065 applyFactoryDefaultBrowserLPw(user.id); 3066 primeDomainVerificationsLPw(user.id); 3067 } 3068 } 3069 3070 // Prepare storage for system user really early during boot, 3071 // since core system apps like SettingsProvider and SystemUI 3072 // can't wait for user to start 3073 final int storageFlags; 3074 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3075 storageFlags = StorageManager.FLAG_STORAGE_DE; 3076 } else { 3077 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3078 } 3079 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3080 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3081 true /* onlyCoreApps */); 3082 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3083 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3084 Trace.TRACE_TAG_PACKAGE_MANAGER); 3085 traceLog.traceBegin("AppDataFixup"); 3086 try { 3087 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3088 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3089 } catch (InstallerException e) { 3090 Slog.w(TAG, "Trouble fixing GIDs", e); 3091 } 3092 traceLog.traceEnd(); 3093 3094 traceLog.traceBegin("AppDataPrepare"); 3095 if (deferPackages == null || deferPackages.isEmpty()) { 3096 return; 3097 } 3098 int count = 0; 3099 for (String pkgName : deferPackages) { 3100 PackageParser.Package pkg = null; 3101 synchronized (mPackages) { 3102 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3103 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3104 pkg = ps.pkg; 3105 } 3106 } 3107 if (pkg != null) { 3108 synchronized (mInstallLock) { 3109 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3110 true /* maybeMigrateAppData */); 3111 } 3112 count++; 3113 } 3114 } 3115 traceLog.traceEnd(); 3116 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3117 }, "prepareAppData"); 3118 3119 // If this is first boot after an OTA, and a normal boot, then 3120 // we need to clear code cache directories. 3121 // Note that we do *not* clear the application profiles. These remain valid 3122 // across OTAs and are used to drive profile verification (post OTA) and 3123 // profile compilation (without waiting to collect a fresh set of profiles). 3124 if (mIsUpgrade && !onlyCore) { 3125 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3126 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3127 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3128 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3129 // No apps are running this early, so no need to freeze 3130 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3131 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3132 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3133 } 3134 } 3135 ver.fingerprint = Build.FINGERPRINT; 3136 } 3137 3138 checkDefaultBrowser(); 3139 3140 // clear only after permissions and other defaults have been updated 3141 mExistingSystemPackages.clear(); 3142 mPromoteSystemApps = false; 3143 3144 // All the changes are done during package scanning. 3145 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3146 3147 // can downgrade to reader 3148 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3149 mSettings.writeLPr(); 3150 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3151 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3152 SystemClock.uptimeMillis()); 3153 3154 if (!mOnlyCore) { 3155 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3156 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3157 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3158 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3159 if (mIntentFilterVerifierComponent != null) { 3160 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3161 mIntentFilterVerifierComponent); 3162 } else { 3163 mIntentFilterVerifier = null; 3164 } 3165 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3166 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3167 SharedLibraryInfo.VERSION_UNDEFINED); 3168 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3169 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3170 SharedLibraryInfo.VERSION_UNDEFINED); 3171 } else { 3172 mRequiredVerifierPackage = null; 3173 mRequiredInstallerPackage = null; 3174 mRequiredUninstallerPackage = null; 3175 mIntentFilterVerifierComponent = null; 3176 mIntentFilterVerifier = null; 3177 mServicesSystemSharedLibraryPackageName = null; 3178 mSharedSystemSharedLibraryPackageName = null; 3179 } 3180 3181 mInstallerService = new PackageInstallerService(context, this); 3182 final Pair<ComponentName, String> instantAppResolverComponent = 3183 getInstantAppResolverLPr(); 3184 if (instantAppResolverComponent != null) { 3185 if (DEBUG_INSTANT) { 3186 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3187 } 3188 mInstantAppResolverConnection = new InstantAppResolverConnection( 3189 mContext, instantAppResolverComponent.first, 3190 instantAppResolverComponent.second); 3191 mInstantAppResolverSettingsComponent = 3192 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3193 } else { 3194 mInstantAppResolverConnection = null; 3195 mInstantAppResolverSettingsComponent = null; 3196 } 3197 updateInstantAppInstallerLocked(null); 3198 3199 // Read and update the usage of dex files. 3200 // Do this at the end of PM init so that all the packages have their 3201 // data directory reconciled. 3202 // At this point we know the code paths of the packages, so we can validate 3203 // the disk file and build the internal cache. 3204 // The usage file is expected to be small so loading and verifying it 3205 // should take a fairly small time compare to the other activities (e.g. package 3206 // scanning). 3207 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3208 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3209 for (int userId : currentUserIds) { 3210 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3211 } 3212 mDexManager.load(userPackages); 3213 if (mIsUpgrade) { 3214 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3215 (int) (SystemClock.uptimeMillis() - startTime)); 3216 } 3217 } // synchronized (mPackages) 3218 } // synchronized (mInstallLock) 3219 3220 // Now after opening every single application zip, make sure they 3221 // are all flushed. Not really needed, but keeps things nice and 3222 // tidy. 3223 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3224 Runtime.getRuntime().gc(); 3225 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3226 3227 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3228 FallbackCategoryProvider.loadFallbacks(); 3229 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3230 3231 // The initial scanning above does many calls into installd while 3232 // holding the mPackages lock, but we're mostly interested in yelling 3233 // once we have a booted system. 3234 mInstaller.setWarnIfHeld(mPackages); 3235 3236 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3237 } 3238 3239 /** 3240 * Uncompress and install stub applications. 3241 * <p>In order to save space on the system partition, some applications are shipped in a 3242 * compressed form. In addition the compressed bits for the full application, the 3243 * system image contains a tiny stub comprised of only the Android manifest. 3244 * <p>During the first boot, attempt to uncompress and install the full application. If 3245 * the application can't be installed for any reason, disable the stub and prevent 3246 * uncompressing the full application during future boots. 3247 * <p>In order to forcefully attempt an installation of a full application, go to app 3248 * settings and enable the application. 3249 */ 3250 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3251 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3252 final String pkgName = stubSystemApps.get(i); 3253 // skip if the system package is already disabled 3254 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3255 stubSystemApps.remove(i); 3256 continue; 3257 } 3258 // skip if the package isn't installed (?!); this should never happen 3259 final PackageParser.Package pkg = mPackages.get(pkgName); 3260 if (pkg == null) { 3261 stubSystemApps.remove(i); 3262 continue; 3263 } 3264 // skip if the package has been disabled by the user 3265 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3266 if (ps != null) { 3267 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3268 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3269 stubSystemApps.remove(i); 3270 continue; 3271 } 3272 } 3273 3274 if (DEBUG_COMPRESSION) { 3275 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3276 } 3277 3278 // uncompress the binary to its eventual destination on /data 3279 final File scanFile = decompressPackage(pkg); 3280 if (scanFile == null) { 3281 continue; 3282 } 3283 3284 // install the package to replace the stub on /system 3285 try { 3286 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3287 removePackageLI(pkg, true /*chatty*/); 3288 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3289 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3290 UserHandle.USER_SYSTEM, "android"); 3291 stubSystemApps.remove(i); 3292 continue; 3293 } catch (PackageManagerException e) { 3294 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3295 } 3296 3297 // any failed attempt to install the package will be cleaned up later 3298 } 3299 3300 // disable any stub still left; these failed to install the full application 3301 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3302 final String pkgName = stubSystemApps.get(i); 3303 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3304 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3305 UserHandle.USER_SYSTEM, "android"); 3306 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3307 } 3308 } 3309 3310 /** 3311 * Decompresses the given package on the system image onto 3312 * the /data partition. 3313 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3314 */ 3315 private File decompressPackage(PackageParser.Package pkg) { 3316 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3317 if (compressedFiles == null || compressedFiles.length == 0) { 3318 if (DEBUG_COMPRESSION) { 3319 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3320 } 3321 return null; 3322 } 3323 final File dstCodePath = 3324 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3325 int ret = PackageManager.INSTALL_SUCCEEDED; 3326 try { 3327 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3328 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3329 for (File srcFile : compressedFiles) { 3330 final String srcFileName = srcFile.getName(); 3331 final String dstFileName = srcFileName.substring( 3332 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3333 final File dstFile = new File(dstCodePath, dstFileName); 3334 ret = decompressFile(srcFile, dstFile); 3335 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3336 logCriticalInfo(Log.ERROR, "Failed to decompress" 3337 + "; pkg: " + pkg.packageName 3338 + ", file: " + dstFileName); 3339 break; 3340 } 3341 } 3342 } catch (ErrnoException e) { 3343 logCriticalInfo(Log.ERROR, "Failed to decompress" 3344 + "; pkg: " + pkg.packageName 3345 + ", err: " + e.errno); 3346 } 3347 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3348 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3349 NativeLibraryHelper.Handle handle = null; 3350 try { 3351 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3352 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3353 null /*abiOverride*/); 3354 } catch (IOException e) { 3355 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3356 + "; pkg: " + pkg.packageName); 3357 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3358 } finally { 3359 IoUtils.closeQuietly(handle); 3360 } 3361 } 3362 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3363 if (dstCodePath == null || !dstCodePath.exists()) { 3364 return null; 3365 } 3366 removeCodePathLI(dstCodePath); 3367 return null; 3368 } 3369 3370 return dstCodePath; 3371 } 3372 3373 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3374 // we're only interested in updating the installer appliction when 1) it's not 3375 // already set or 2) the modified package is the installer 3376 if (mInstantAppInstallerActivity != null 3377 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3378 .equals(modifiedPackage)) { 3379 return; 3380 } 3381 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3382 } 3383 3384 private static File preparePackageParserCache(boolean isUpgrade) { 3385 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3386 return null; 3387 } 3388 3389 // Disable package parsing on eng builds to allow for faster incremental development. 3390 if (Build.IS_ENG) { 3391 return null; 3392 } 3393 3394 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3395 Slog.i(TAG, "Disabling package parser cache due to system property."); 3396 return null; 3397 } 3398 3399 // The base directory for the package parser cache lives under /data/system/. 3400 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3401 "package_cache"); 3402 if (cacheBaseDir == null) { 3403 return null; 3404 } 3405 3406 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3407 // This also serves to "GC" unused entries when the package cache version changes (which 3408 // can only happen during upgrades). 3409 if (isUpgrade) { 3410 FileUtils.deleteContents(cacheBaseDir); 3411 } 3412 3413 3414 // Return the versioned package cache directory. This is something like 3415 // "/data/system/package_cache/1" 3416 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3417 3418 if (cacheDir == null) { 3419 // Something went wrong. Attempt to delete everything and return. 3420 Slog.wtf(TAG, "Cache directory cannot be created - wiping base dir " + cacheBaseDir); 3421 FileUtils.deleteContentsAndDir(cacheBaseDir); 3422 return null; 3423 } 3424 3425 // The following is a workaround to aid development on non-numbered userdebug 3426 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3427 // the system partition is newer. 3428 // 3429 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3430 // that starts with "eng." to signify that this is an engineering build and not 3431 // destined for release. 3432 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3433 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3434 3435 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3436 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3437 // in general and should not be used for production changes. In this specific case, 3438 // we know that they will work. 3439 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3440 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3441 FileUtils.deleteContents(cacheBaseDir); 3442 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3443 } 3444 } 3445 3446 return cacheDir; 3447 } 3448 3449 @Override 3450 public boolean isFirstBoot() { 3451 // allow instant applications 3452 return mFirstBoot; 3453 } 3454 3455 @Override 3456 public boolean isOnlyCoreApps() { 3457 // allow instant applications 3458 return mOnlyCore; 3459 } 3460 3461 @Override 3462 public boolean isUpgrade() { 3463 // allow instant applications 3464 // The system property allows testing ota flow when upgraded to the same image. 3465 return mIsUpgrade || SystemProperties.getBoolean( 3466 "persist.pm.mock-upgrade", false /* default */); 3467 } 3468 3469 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3470 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3471 3472 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3473 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3474 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3475 if (matches.size() == 1) { 3476 return matches.get(0).getComponentInfo().packageName; 3477 } else if (matches.size() == 0) { 3478 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3479 return null; 3480 } 3481 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3482 } 3483 3484 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3485 synchronized (mPackages) { 3486 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3487 if (libraryEntry == null) { 3488 throw new IllegalStateException("Missing required shared library:" + name); 3489 } 3490 return libraryEntry.apk; 3491 } 3492 } 3493 3494 private @NonNull String getRequiredInstallerLPr() { 3495 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3496 intent.addCategory(Intent.CATEGORY_DEFAULT); 3497 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3498 3499 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3500 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3501 UserHandle.USER_SYSTEM); 3502 if (matches.size() == 1) { 3503 ResolveInfo resolveInfo = matches.get(0); 3504 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3505 throw new RuntimeException("The installer must be a privileged app"); 3506 } 3507 return matches.get(0).getComponentInfo().packageName; 3508 } else { 3509 throw new RuntimeException("There must be exactly one installer; found " + matches); 3510 } 3511 } 3512 3513 private @NonNull String getRequiredUninstallerLPr() { 3514 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3515 intent.addCategory(Intent.CATEGORY_DEFAULT); 3516 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3517 3518 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3519 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3520 UserHandle.USER_SYSTEM); 3521 if (resolveInfo == null || 3522 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3523 throw new RuntimeException("There must be exactly one uninstaller; found " 3524 + resolveInfo); 3525 } 3526 return resolveInfo.getComponentInfo().packageName; 3527 } 3528 3529 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3530 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3531 3532 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3533 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3534 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3535 ResolveInfo best = null; 3536 final int N = matches.size(); 3537 for (int i = 0; i < N; i++) { 3538 final ResolveInfo cur = matches.get(i); 3539 final String packageName = cur.getComponentInfo().packageName; 3540 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3541 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3542 continue; 3543 } 3544 3545 if (best == null || cur.priority > best.priority) { 3546 best = cur; 3547 } 3548 } 3549 3550 if (best != null) { 3551 return best.getComponentInfo().getComponentName(); 3552 } 3553 Slog.w(TAG, "Intent filter verifier not found"); 3554 return null; 3555 } 3556 3557 @Override 3558 public @Nullable ComponentName getInstantAppResolverComponent() { 3559 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3560 return null; 3561 } 3562 synchronized (mPackages) { 3563 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3564 if (instantAppResolver == null) { 3565 return null; 3566 } 3567 return instantAppResolver.first; 3568 } 3569 } 3570 3571 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3572 final String[] packageArray = 3573 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3574 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3575 if (DEBUG_INSTANT) { 3576 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3577 } 3578 return null; 3579 } 3580 3581 final int callingUid = Binder.getCallingUid(); 3582 final int resolveFlags = 3583 MATCH_DIRECT_BOOT_AWARE 3584 | MATCH_DIRECT_BOOT_UNAWARE 3585 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3586 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3587 final Intent resolverIntent = new Intent(actionName); 3588 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3589 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3590 final int N = resolvers.size(); 3591 if (N == 0) { 3592 if (DEBUG_INSTANT) { 3593 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3594 } 3595 return null; 3596 } 3597 3598 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3599 for (int i = 0; i < N; i++) { 3600 final ResolveInfo info = resolvers.get(i); 3601 3602 if (info.serviceInfo == null) { 3603 continue; 3604 } 3605 3606 final String packageName = info.serviceInfo.packageName; 3607 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3608 if (DEBUG_INSTANT) { 3609 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3610 + " pkg: " + packageName + ", info:" + info); 3611 } 3612 continue; 3613 } 3614 3615 if (DEBUG_INSTANT) { 3616 Slog.v(TAG, "Ephemeral resolver found;" 3617 + " pkg: " + packageName + ", info:" + info); 3618 } 3619 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3620 } 3621 if (DEBUG_INSTANT) { 3622 Slog.v(TAG, "Ephemeral resolver NOT found"); 3623 } 3624 return null; 3625 } 3626 3627 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3628 String[] orderedActions = Build.IS_ENG 3629 ? new String[]{ 3630 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3631 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE} 3632 : new String[]{ 3633 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE}; 3634 3635 final int resolveFlags = 3636 MATCH_DIRECT_BOOT_AWARE 3637 | MATCH_DIRECT_BOOT_UNAWARE 3638 | Intent.FLAG_IGNORE_EPHEMERAL 3639 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3640 final Intent intent = new Intent(); 3641 intent.addCategory(Intent.CATEGORY_DEFAULT); 3642 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3643 List<ResolveInfo> matches = null; 3644 for (String action : orderedActions) { 3645 intent.setAction(action); 3646 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3647 resolveFlags, UserHandle.USER_SYSTEM); 3648 if (matches.isEmpty()) { 3649 if (DEBUG_INSTANT) { 3650 Slog.d(TAG, "Instant App installer not found with " + action); 3651 } 3652 } else { 3653 break; 3654 } 3655 } 3656 Iterator<ResolveInfo> iter = matches.iterator(); 3657 while (iter.hasNext()) { 3658 final ResolveInfo rInfo = iter.next(); 3659 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3660 if (ps != null) { 3661 final PermissionsState permissionsState = ps.getPermissionsState(); 3662 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3663 || Build.IS_ENG) { 3664 continue; 3665 } 3666 } 3667 iter.remove(); 3668 } 3669 if (matches.size() == 0) { 3670 return null; 3671 } else if (matches.size() == 1) { 3672 return (ActivityInfo) matches.get(0).getComponentInfo(); 3673 } else { 3674 throw new RuntimeException( 3675 "There must be at most one ephemeral installer; found " + matches); 3676 } 3677 } 3678 3679 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3680 @NonNull ComponentName resolver) { 3681 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3682 .addCategory(Intent.CATEGORY_DEFAULT) 3683 .setPackage(resolver.getPackageName()); 3684 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3685 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3686 UserHandle.USER_SYSTEM); 3687 if (matches.isEmpty()) { 3688 return null; 3689 } 3690 return matches.get(0).getComponentInfo().getComponentName(); 3691 } 3692 3693 private void primeDomainVerificationsLPw(int userId) { 3694 if (DEBUG_DOMAIN_VERIFICATION) { 3695 Slog.d(TAG, "Priming domain verifications in user " + userId); 3696 } 3697 3698 SystemConfig systemConfig = SystemConfig.getInstance(); 3699 ArraySet<String> packages = systemConfig.getLinkedApps(); 3700 3701 for (String packageName : packages) { 3702 PackageParser.Package pkg = mPackages.get(packageName); 3703 if (pkg != null) { 3704 if (!pkg.isSystem()) { 3705 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3706 continue; 3707 } 3708 3709 ArraySet<String> domains = null; 3710 for (PackageParser.Activity a : pkg.activities) { 3711 for (ActivityIntentInfo filter : a.intents) { 3712 if (hasValidDomains(filter)) { 3713 if (domains == null) { 3714 domains = new ArraySet<String>(); 3715 } 3716 domains.addAll(filter.getHostsList()); 3717 } 3718 } 3719 } 3720 3721 if (domains != null && domains.size() > 0) { 3722 if (DEBUG_DOMAIN_VERIFICATION) { 3723 Slog.v(TAG, " + " + packageName); 3724 } 3725 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3726 // state w.r.t. the formal app-linkage "no verification attempted" state; 3727 // and then 'always' in the per-user state actually used for intent resolution. 3728 final IntentFilterVerificationInfo ivi; 3729 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3730 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3731 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3732 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3733 } else { 3734 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3735 + "' does not handle web links"); 3736 } 3737 } else { 3738 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3739 } 3740 } 3741 3742 scheduleWritePackageRestrictionsLocked(userId); 3743 scheduleWriteSettingsLocked(); 3744 } 3745 3746 private void applyFactoryDefaultBrowserLPw(int userId) { 3747 // The default browser app's package name is stored in a string resource, 3748 // with a product-specific overlay used for vendor customization. 3749 String browserPkg = mContext.getResources().getString( 3750 com.android.internal.R.string.default_browser); 3751 if (!TextUtils.isEmpty(browserPkg)) { 3752 // non-empty string => required to be a known package 3753 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3754 if (ps == null) { 3755 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3756 browserPkg = null; 3757 } else { 3758 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3759 } 3760 } 3761 3762 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3763 // default. If there's more than one, just leave everything alone. 3764 if (browserPkg == null) { 3765 calculateDefaultBrowserLPw(userId); 3766 } 3767 } 3768 3769 private void calculateDefaultBrowserLPw(int userId) { 3770 List<String> allBrowsers = resolveAllBrowserApps(userId); 3771 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3772 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3773 } 3774 3775 private List<String> resolveAllBrowserApps(int userId) { 3776 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3777 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3778 PackageManager.MATCH_ALL, userId); 3779 3780 final int count = list.size(); 3781 List<String> result = new ArrayList<String>(count); 3782 for (int i=0; i<count; i++) { 3783 ResolveInfo info = list.get(i); 3784 if (info.activityInfo == null 3785 || !info.handleAllWebDataURI 3786 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3787 || result.contains(info.activityInfo.packageName)) { 3788 continue; 3789 } 3790 result.add(info.activityInfo.packageName); 3791 } 3792 3793 return result; 3794 } 3795 3796 private boolean packageIsBrowser(String packageName, int userId) { 3797 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3798 PackageManager.MATCH_ALL, userId); 3799 final int N = list.size(); 3800 for (int i = 0; i < N; i++) { 3801 ResolveInfo info = list.get(i); 3802 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3803 return true; 3804 } 3805 } 3806 return false; 3807 } 3808 3809 private void checkDefaultBrowser() { 3810 final int myUserId = UserHandle.myUserId(); 3811 final String packageName = getDefaultBrowserPackageName(myUserId); 3812 if (packageName != null) { 3813 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3814 if (info == null) { 3815 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3816 synchronized (mPackages) { 3817 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3818 } 3819 } 3820 } 3821 } 3822 3823 @Override 3824 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3825 throws RemoteException { 3826 try { 3827 return super.onTransact(code, data, reply, flags); 3828 } catch (RuntimeException e) { 3829 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3830 Slog.wtf(TAG, "Package Manager Crash", e); 3831 } 3832 throw e; 3833 } 3834 } 3835 3836 static int[] appendInts(int[] cur, int[] add) { 3837 if (add == null) return cur; 3838 if (cur == null) return add; 3839 final int N = add.length; 3840 for (int i=0; i<N; i++) { 3841 cur = appendInt(cur, add[i]); 3842 } 3843 return cur; 3844 } 3845 3846 /** 3847 * Returns whether or not a full application can see an instant application. 3848 * <p> 3849 * Currently, there are three cases in which this can occur: 3850 * <ol> 3851 * <li>The calling application is a "special" process. Special processes 3852 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3853 * <li>The calling application has the permission 3854 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3855 * <li>The calling application is the default launcher on the 3856 * system partition.</li> 3857 * </ol> 3858 */ 3859 private boolean canViewInstantApps(int callingUid, int userId) { 3860 if (callingUid < Process.FIRST_APPLICATION_UID) { 3861 return true; 3862 } 3863 if (mContext.checkCallingOrSelfPermission( 3864 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3865 return true; 3866 } 3867 if (mContext.checkCallingOrSelfPermission( 3868 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3869 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3870 if (homeComponent != null 3871 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3872 return true; 3873 } 3874 } 3875 return false; 3876 } 3877 3878 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3879 if (!sUserManager.exists(userId)) return null; 3880 if (ps == null) { 3881 return null; 3882 } 3883 final int callingUid = Binder.getCallingUid(); 3884 // Filter out ephemeral app metadata: 3885 // * The system/shell/root can see metadata for any app 3886 // * An installed app can see metadata for 1) other installed apps 3887 // and 2) ephemeral apps that have explicitly interacted with it 3888 // * Ephemeral apps can only see their own data and exposed installed apps 3889 // * Holding a signature permission allows seeing instant apps 3890 if (filterAppAccessLPr(ps, callingUid, userId)) { 3891 return null; 3892 } 3893 3894 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3895 && ps.isSystem()) { 3896 flags |= MATCH_ANY_USER; 3897 } 3898 3899 final PackageUserState state = ps.readUserState(userId); 3900 PackageParser.Package p = ps.pkg; 3901 if (p != null) { 3902 final PermissionsState permissionsState = ps.getPermissionsState(); 3903 3904 // Compute GIDs only if requested 3905 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3906 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3907 // Compute granted permissions only if package has requested permissions 3908 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3909 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3910 3911 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3912 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3913 3914 if (packageInfo == null) { 3915 return null; 3916 } 3917 3918 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3919 resolveExternalPackageNameLPr(p); 3920 3921 return packageInfo; 3922 } else if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 && state.isAvailable(flags)) { 3923 PackageInfo pi = new PackageInfo(); 3924 pi.packageName = ps.name; 3925 pi.setLongVersionCode(ps.versionCode); 3926 pi.sharedUserId = (ps.sharedUser != null) ? ps.sharedUser.name : null; 3927 pi.firstInstallTime = ps.firstInstallTime; 3928 pi.lastUpdateTime = ps.lastUpdateTime; 3929 3930 ApplicationInfo ai = new ApplicationInfo(); 3931 ai.packageName = ps.name; 3932 ai.uid = UserHandle.getUid(userId, ps.appId); 3933 ai.primaryCpuAbi = ps.primaryCpuAbiString; 3934 ai.secondaryCpuAbi = ps.secondaryCpuAbiString; 3935 ai.versionCode = ps.versionCode; 3936 ai.flags = ps.pkgFlags; 3937 ai.privateFlags = ps.pkgPrivateFlags; 3938 pi.applicationInfo = PackageParser.generateApplicationInfo(ai, flags, state, userId); 3939 3940 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "ps.pkg is n/a for [" 3941 + ps.name + "]. Provides a minimum info."); 3942 return pi; 3943 } else { 3944 return null; 3945 } 3946 } 3947 3948 @Override 3949 public void checkPackageStartable(String packageName, int userId) { 3950 final int callingUid = Binder.getCallingUid(); 3951 if (getInstantAppPackageName(callingUid) != null) { 3952 throw new SecurityException("Instant applications don't have access to this method"); 3953 } 3954 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3955 synchronized (mPackages) { 3956 final PackageSetting ps = mSettings.mPackages.get(packageName); 3957 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3958 throw new SecurityException("Package " + packageName + " was not found!"); 3959 } 3960 3961 if (!ps.getInstalled(userId)) { 3962 throw new SecurityException( 3963 "Package " + packageName + " was not installed for user " + userId + "!"); 3964 } 3965 3966 if (mSafeMode && !ps.isSystem()) { 3967 throw new SecurityException("Package " + packageName + " not a system app!"); 3968 } 3969 3970 if (mFrozenPackages.contains(packageName)) { 3971 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3972 } 3973 3974 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3975 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3976 } 3977 } 3978 } 3979 3980 @Override 3981 public boolean isPackageAvailable(String packageName, int userId) { 3982 if (!sUserManager.exists(userId)) return false; 3983 final int callingUid = Binder.getCallingUid(); 3984 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3985 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3986 synchronized (mPackages) { 3987 PackageParser.Package p = mPackages.get(packageName); 3988 if (p != null) { 3989 final PackageSetting ps = (PackageSetting) p.mExtras; 3990 if (filterAppAccessLPr(ps, callingUid, userId)) { 3991 return false; 3992 } 3993 if (ps != null) { 3994 final PackageUserState state = ps.readUserState(userId); 3995 if (state != null) { 3996 return PackageParser.isAvailable(state); 3997 } 3998 } 3999 } 4000 } 4001 return false; 4002 } 4003 4004 @Override 4005 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 4006 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 4007 flags, Binder.getCallingUid(), userId); 4008 } 4009 4010 @Override 4011 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 4012 int flags, int userId) { 4013 return getPackageInfoInternal(versionedPackage.getPackageName(), 4014 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 4015 } 4016 4017 /** 4018 * Important: The provided filterCallingUid is used exclusively to filter out packages 4019 * that can be seen based on user state. It's typically the original caller uid prior 4020 * to clearing. Because it can only be provided by trusted code, it's value can be 4021 * trusted and will be used as-is; unlike userId which will be validated by this method. 4022 */ 4023 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 4024 int flags, int filterCallingUid, int userId) { 4025 if (!sUserManager.exists(userId)) return null; 4026 flags = updateFlagsForPackage(flags, userId, packageName); 4027 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4028 false /* requireFullPermission */, false /* checkShell */, "get package info"); 4029 4030 // reader 4031 synchronized (mPackages) { 4032 // Normalize package name to handle renamed packages and static libs 4033 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 4034 4035 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 4036 if (matchFactoryOnly) { 4037 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 4038 if (ps != null) { 4039 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4040 return null; 4041 } 4042 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4043 return null; 4044 } 4045 return generatePackageInfo(ps, flags, userId); 4046 } 4047 } 4048 4049 PackageParser.Package p = mPackages.get(packageName); 4050 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 4051 return null; 4052 } 4053 if (DEBUG_PACKAGE_INFO) 4054 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 4055 if (p != null) { 4056 final PackageSetting ps = (PackageSetting) p.mExtras; 4057 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4058 return null; 4059 } 4060 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 4061 return null; 4062 } 4063 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4064 } 4065 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4066 final PackageSetting ps = mSettings.mPackages.get(packageName); 4067 if (ps == null) return null; 4068 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4069 return null; 4070 } 4071 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4072 return null; 4073 } 4074 return generatePackageInfo(ps, flags, userId); 4075 } 4076 } 4077 return null; 4078 } 4079 4080 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4081 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4082 return true; 4083 } 4084 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4085 return true; 4086 } 4087 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4088 return true; 4089 } 4090 return false; 4091 } 4092 4093 private boolean isComponentVisibleToInstantApp( 4094 @Nullable ComponentName component, @ComponentType int type) { 4095 if (type == TYPE_ACTIVITY) { 4096 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4097 if (activity == null) { 4098 return false; 4099 } 4100 final boolean visibleToInstantApp = 4101 (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 4102 final boolean explicitlyVisibleToInstantApp = 4103 (activity.info.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 4104 return visibleToInstantApp && explicitlyVisibleToInstantApp; 4105 } else if (type == TYPE_RECEIVER) { 4106 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4107 if (activity == null) { 4108 return false; 4109 } 4110 final boolean visibleToInstantApp = 4111 (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 4112 final boolean explicitlyVisibleToInstantApp = 4113 (activity.info.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 4114 return visibleToInstantApp && !explicitlyVisibleToInstantApp; 4115 } else if (type == TYPE_SERVICE) { 4116 final PackageParser.Service service = mServices.mServices.get(component); 4117 return service != null 4118 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4119 : false; 4120 } else if (type == TYPE_PROVIDER) { 4121 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4122 return provider != null 4123 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4124 : false; 4125 } else if (type == TYPE_UNKNOWN) { 4126 return isComponentVisibleToInstantApp(component); 4127 } 4128 return false; 4129 } 4130 4131 /** 4132 * Returns whether or not access to the application should be filtered. 4133 * <p> 4134 * Access may be limited based upon whether the calling or target applications 4135 * are instant applications. 4136 * 4137 * @see #canAccessInstantApps(int) 4138 */ 4139 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4140 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4141 // if we're in an isolated process, get the real calling UID 4142 if (Process.isIsolated(callingUid)) { 4143 callingUid = mIsolatedOwners.get(callingUid); 4144 } 4145 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4146 final boolean callerIsInstantApp = instantAppPkgName != null; 4147 if (ps == null) { 4148 if (callerIsInstantApp) { 4149 // pretend the application exists, but, needs to be filtered 4150 return true; 4151 } 4152 return false; 4153 } 4154 // if the target and caller are the same application, don't filter 4155 if (isCallerSameApp(ps.name, callingUid)) { 4156 return false; 4157 } 4158 if (callerIsInstantApp) { 4159 // both caller and target are both instant, but, different applications, filter 4160 if (ps.getInstantApp(userId)) { 4161 return true; 4162 } 4163 // request for a specific component; if it hasn't been explicitly exposed through 4164 // property or instrumentation target, filter 4165 if (component != null) { 4166 final PackageParser.Instrumentation instrumentation = 4167 mInstrumentation.get(component); 4168 if (instrumentation != null 4169 && isCallerSameApp(instrumentation.info.targetPackage, callingUid)) { 4170 return false; 4171 } 4172 return !isComponentVisibleToInstantApp(component, componentType); 4173 } 4174 // request for application; if no components have been explicitly exposed, filter 4175 return !ps.pkg.visibleToInstantApps; 4176 } 4177 if (ps.getInstantApp(userId)) { 4178 // caller can see all components of all instant applications, don't filter 4179 if (canViewInstantApps(callingUid, userId)) { 4180 return false; 4181 } 4182 // request for a specific instant application component, filter 4183 if (component != null) { 4184 return true; 4185 } 4186 // request for an instant application; if the caller hasn't been granted access, filter 4187 return !mInstantAppRegistry.isInstantAccessGranted( 4188 userId, UserHandle.getAppId(callingUid), ps.appId); 4189 } 4190 return false; 4191 } 4192 4193 /** 4194 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4195 */ 4196 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4197 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4198 } 4199 4200 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4201 int flags) { 4202 // Callers can access only the libs they depend on, otherwise they need to explicitly 4203 // ask for the shared libraries given the caller is allowed to access all static libs. 4204 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4205 // System/shell/root get to see all static libs 4206 final int appId = UserHandle.getAppId(uid); 4207 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4208 || appId == Process.ROOT_UID) { 4209 return false; 4210 } 4211 } 4212 4213 // No package means no static lib as it is always on internal storage 4214 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4215 return false; 4216 } 4217 4218 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4219 ps.pkg.staticSharedLibVersion); 4220 if (libEntry == null) { 4221 return false; 4222 } 4223 4224 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4225 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4226 if (uidPackageNames == null) { 4227 return true; 4228 } 4229 4230 for (String uidPackageName : uidPackageNames) { 4231 if (ps.name.equals(uidPackageName)) { 4232 return false; 4233 } 4234 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4235 if (uidPs != null) { 4236 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4237 libEntry.info.getName()); 4238 if (index < 0) { 4239 continue; 4240 } 4241 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4242 return false; 4243 } 4244 } 4245 } 4246 return true; 4247 } 4248 4249 @Override 4250 public String[] currentToCanonicalPackageNames(String[] names) { 4251 final int callingUid = Binder.getCallingUid(); 4252 if (getInstantAppPackageName(callingUid) != null) { 4253 return names; 4254 } 4255 final String[] out = new String[names.length]; 4256 // reader 4257 synchronized (mPackages) { 4258 final int callingUserId = UserHandle.getUserId(callingUid); 4259 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4260 for (int i=names.length-1; i>=0; i--) { 4261 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4262 boolean translateName = false; 4263 if (ps != null && ps.realName != null) { 4264 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4265 translateName = !targetIsInstantApp 4266 || canViewInstantApps 4267 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4268 UserHandle.getAppId(callingUid), ps.appId); 4269 } 4270 out[i] = translateName ? ps.realName : names[i]; 4271 } 4272 } 4273 return out; 4274 } 4275 4276 @Override 4277 public String[] canonicalToCurrentPackageNames(String[] names) { 4278 final int callingUid = Binder.getCallingUid(); 4279 if (getInstantAppPackageName(callingUid) != null) { 4280 return names; 4281 } 4282 final String[] out = new String[names.length]; 4283 // reader 4284 synchronized (mPackages) { 4285 final int callingUserId = UserHandle.getUserId(callingUid); 4286 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4287 for (int i=names.length-1; i>=0; i--) { 4288 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4289 boolean translateName = false; 4290 if (cur != null) { 4291 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4292 final boolean targetIsInstantApp = 4293 ps != null && ps.getInstantApp(callingUserId); 4294 translateName = !targetIsInstantApp 4295 || canViewInstantApps 4296 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4297 UserHandle.getAppId(callingUid), ps.appId); 4298 } 4299 out[i] = translateName ? cur : names[i]; 4300 } 4301 } 4302 return out; 4303 } 4304 4305 @Override 4306 public int getPackageUid(String packageName, int flags, int userId) { 4307 if (!sUserManager.exists(userId)) return -1; 4308 final int callingUid = Binder.getCallingUid(); 4309 flags = updateFlagsForPackage(flags, userId, packageName); 4310 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4311 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4312 4313 // reader 4314 synchronized (mPackages) { 4315 final PackageParser.Package p = mPackages.get(packageName); 4316 if (p != null && p.isMatch(flags)) { 4317 PackageSetting ps = (PackageSetting) p.mExtras; 4318 if (filterAppAccessLPr(ps, callingUid, userId)) { 4319 return -1; 4320 } 4321 return UserHandle.getUid(userId, p.applicationInfo.uid); 4322 } 4323 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4324 final PackageSetting ps = mSettings.mPackages.get(packageName); 4325 if (ps != null && ps.isMatch(flags) 4326 && !filterAppAccessLPr(ps, callingUid, userId)) { 4327 return UserHandle.getUid(userId, ps.appId); 4328 } 4329 } 4330 } 4331 4332 return -1; 4333 } 4334 4335 @Override 4336 public int[] getPackageGids(String packageName, int flags, int userId) { 4337 if (!sUserManager.exists(userId)) return null; 4338 final int callingUid = Binder.getCallingUid(); 4339 flags = updateFlagsForPackage(flags, userId, packageName); 4340 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4341 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4342 4343 // reader 4344 synchronized (mPackages) { 4345 final PackageParser.Package p = mPackages.get(packageName); 4346 if (p != null && p.isMatch(flags)) { 4347 PackageSetting ps = (PackageSetting) p.mExtras; 4348 if (filterAppAccessLPr(ps, callingUid, userId)) { 4349 return null; 4350 } 4351 // TODO: Shouldn't this be checking for package installed state for userId and 4352 // return null? 4353 return ps.getPermissionsState().computeGids(userId); 4354 } 4355 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4356 final PackageSetting ps = mSettings.mPackages.get(packageName); 4357 if (ps != null && ps.isMatch(flags) 4358 && !filterAppAccessLPr(ps, callingUid, userId)) { 4359 return ps.getPermissionsState().computeGids(userId); 4360 } 4361 } 4362 } 4363 4364 return null; 4365 } 4366 4367 @Override 4368 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4369 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4370 } 4371 4372 @Override 4373 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4374 int flags) { 4375 final List<PermissionInfo> permissionList = 4376 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4377 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4378 } 4379 4380 @Override 4381 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4382 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4383 } 4384 4385 @Override 4386 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4387 final List<PermissionGroupInfo> permissionList = 4388 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4389 return (permissionList == null) 4390 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4391 } 4392 4393 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4394 int filterCallingUid, int userId) { 4395 if (!sUserManager.exists(userId)) return null; 4396 PackageSetting ps = mSettings.mPackages.get(packageName); 4397 if (ps != null) { 4398 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4399 return null; 4400 } 4401 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4402 return null; 4403 } 4404 if (ps.pkg == null) { 4405 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4406 if (pInfo != null) { 4407 return pInfo.applicationInfo; 4408 } 4409 return null; 4410 } 4411 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4412 ps.readUserState(userId), userId); 4413 if (ai != null) { 4414 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4415 } 4416 return ai; 4417 } 4418 return null; 4419 } 4420 4421 @Override 4422 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4423 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4424 } 4425 4426 /** 4427 * Important: The provided filterCallingUid is used exclusively to filter out applications 4428 * that can be seen based on user state. It's typically the original caller uid prior 4429 * to clearing. Because it can only be provided by trusted code, it's value can be 4430 * trusted and will be used as-is; unlike userId which will be validated by this method. 4431 */ 4432 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4433 int filterCallingUid, int userId) { 4434 if (!sUserManager.exists(userId)) return null; 4435 flags = updateFlagsForApplication(flags, userId, packageName); 4436 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4437 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4438 4439 // writer 4440 synchronized (mPackages) { 4441 // Normalize package name to handle renamed packages and static libs 4442 packageName = resolveInternalPackageNameLPr(packageName, 4443 PackageManager.VERSION_CODE_HIGHEST); 4444 4445 PackageParser.Package p = mPackages.get(packageName); 4446 if (DEBUG_PACKAGE_INFO) Log.v( 4447 TAG, "getApplicationInfo " + packageName 4448 + ": " + p); 4449 if (p != null) { 4450 PackageSetting ps = mSettings.mPackages.get(packageName); 4451 if (ps == null) return null; 4452 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4453 return null; 4454 } 4455 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4456 return null; 4457 } 4458 // Note: isEnabledLP() does not apply here - always return info 4459 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4460 p, flags, ps.readUserState(userId), userId); 4461 if (ai != null) { 4462 ai.packageName = resolveExternalPackageNameLPr(p); 4463 } 4464 return ai; 4465 } 4466 if ("android".equals(packageName)||"system".equals(packageName)) { 4467 return mAndroidApplication; 4468 } 4469 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4470 // Already generates the external package name 4471 return generateApplicationInfoFromSettingsLPw(packageName, 4472 flags, filterCallingUid, userId); 4473 } 4474 } 4475 return null; 4476 } 4477 4478 private String normalizePackageNameLPr(String packageName) { 4479 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4480 return normalizedPackageName != null ? normalizedPackageName : packageName; 4481 } 4482 4483 @Override 4484 public void deletePreloadsFileCache() { 4485 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4486 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4487 } 4488 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4489 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4490 FileUtils.deleteContents(dir); 4491 } 4492 4493 @Override 4494 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4495 final int storageFlags, final IPackageDataObserver observer) { 4496 mContext.enforceCallingOrSelfPermission( 4497 android.Manifest.permission.CLEAR_APP_CACHE, null); 4498 mHandler.post(() -> { 4499 boolean success = false; 4500 try { 4501 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4502 success = true; 4503 } catch (IOException e) { 4504 Slog.w(TAG, e); 4505 } 4506 if (observer != null) { 4507 try { 4508 observer.onRemoveCompleted(null, success); 4509 } catch (RemoteException e) { 4510 Slog.w(TAG, e); 4511 } 4512 } 4513 }); 4514 } 4515 4516 @Override 4517 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4518 final int storageFlags, final IntentSender pi) { 4519 mContext.enforceCallingOrSelfPermission( 4520 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4521 mHandler.post(() -> { 4522 boolean success = false; 4523 try { 4524 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4525 success = true; 4526 } catch (IOException e) { 4527 Slog.w(TAG, e); 4528 } 4529 if (pi != null) { 4530 try { 4531 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4532 } catch (SendIntentException e) { 4533 Slog.w(TAG, e); 4534 } 4535 } 4536 }); 4537 } 4538 4539 /** 4540 * Blocking call to clear various types of cached data across the system 4541 * until the requested bytes are available. 4542 */ 4543 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4544 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4545 final File file = storage.findPathForUuid(volumeUuid); 4546 if (file.getUsableSpace() >= bytes) return; 4547 4548 if (ENABLE_FREE_CACHE_V2) { 4549 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4550 volumeUuid); 4551 final boolean aggressive = (storageFlags 4552 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4553 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4554 4555 // 1. Pre-flight to determine if we have any chance to succeed 4556 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4557 if (internalVolume && (aggressive || SystemProperties 4558 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4559 deletePreloadsFileCache(); 4560 if (file.getUsableSpace() >= bytes) return; 4561 } 4562 4563 // 3. Consider parsed APK data (aggressive only) 4564 if (internalVolume && aggressive) { 4565 FileUtils.deleteContents(mCacheDir); 4566 if (file.getUsableSpace() >= bytes) return; 4567 } 4568 4569 // 4. Consider cached app data (above quotas) 4570 try { 4571 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4572 Installer.FLAG_FREE_CACHE_V2); 4573 } catch (InstallerException ignored) { 4574 } 4575 if (file.getUsableSpace() >= bytes) return; 4576 4577 // 5. Consider shared libraries with refcount=0 and age>min cache period 4578 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4579 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4580 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4581 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4582 return; 4583 } 4584 4585 // 6. Consider dexopt output (aggressive only) 4586 // TODO: Implement 4587 4588 // 7. Consider installed instant apps unused longer than min cache period 4589 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4590 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4591 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4592 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4593 return; 4594 } 4595 4596 // 8. Consider cached app data (below quotas) 4597 try { 4598 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4599 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4600 } catch (InstallerException ignored) { 4601 } 4602 if (file.getUsableSpace() >= bytes) return; 4603 4604 // 9. Consider DropBox entries 4605 // TODO: Implement 4606 4607 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4608 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4609 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4610 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4611 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4612 return; 4613 } 4614 } else { 4615 try { 4616 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4617 } catch (InstallerException ignored) { 4618 } 4619 if (file.getUsableSpace() >= bytes) return; 4620 } 4621 4622 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4623 } 4624 4625 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4626 throws IOException { 4627 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4628 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4629 4630 List<VersionedPackage> packagesToDelete = null; 4631 final long now = System.currentTimeMillis(); 4632 4633 synchronized (mPackages) { 4634 final int[] allUsers = sUserManager.getUserIds(); 4635 final int libCount = mSharedLibraries.size(); 4636 for (int i = 0; i < libCount; i++) { 4637 final LongSparseArray<SharedLibraryEntry> versionedLib 4638 = mSharedLibraries.valueAt(i); 4639 if (versionedLib == null) { 4640 continue; 4641 } 4642 final int versionCount = versionedLib.size(); 4643 for (int j = 0; j < versionCount; j++) { 4644 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4645 // Skip packages that are not static shared libs. 4646 if (!libInfo.isStatic()) { 4647 break; 4648 } 4649 // Important: We skip static shared libs used for some user since 4650 // in such a case we need to keep the APK on the device. The check for 4651 // a lib being used for any user is performed by the uninstall call. 4652 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4653 // Resolve the package name - we use synthetic package names internally 4654 final String internalPackageName = resolveInternalPackageNameLPr( 4655 declaringPackage.getPackageName(), 4656 declaringPackage.getLongVersionCode()); 4657 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4658 // Skip unused static shared libs cached less than the min period 4659 // to prevent pruning a lib needed by a subsequently installed package. 4660 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4661 continue; 4662 } 4663 if (packagesToDelete == null) { 4664 packagesToDelete = new ArrayList<>(); 4665 } 4666 packagesToDelete.add(new VersionedPackage(internalPackageName, 4667 declaringPackage.getLongVersionCode())); 4668 } 4669 } 4670 } 4671 4672 if (packagesToDelete != null) { 4673 final int packageCount = packagesToDelete.size(); 4674 for (int i = 0; i < packageCount; i++) { 4675 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4676 // Delete the package synchronously (will fail of the lib used for any user). 4677 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4678 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4679 == PackageManager.DELETE_SUCCEEDED) { 4680 if (volume.getUsableSpace() >= neededSpace) { 4681 return true; 4682 } 4683 } 4684 } 4685 } 4686 4687 return false; 4688 } 4689 4690 /** 4691 * Update given flags based on encryption status of current user. 4692 */ 4693 private int updateFlags(int flags, int userId) { 4694 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4695 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4696 // Caller expressed an explicit opinion about what encryption 4697 // aware/unaware components they want to see, so fall through and 4698 // give them what they want 4699 } else { 4700 // Caller expressed no opinion, so match based on user state 4701 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4702 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4703 } else { 4704 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4705 } 4706 } 4707 return flags; 4708 } 4709 4710 private UserManagerInternal getUserManagerInternal() { 4711 if (mUserManagerInternal == null) { 4712 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4713 } 4714 return mUserManagerInternal; 4715 } 4716 4717 private ActivityManagerInternal getActivityManagerInternal() { 4718 if (mActivityManagerInternal == null) { 4719 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4720 } 4721 return mActivityManagerInternal; 4722 } 4723 4724 4725 private DeviceIdleController.LocalService getDeviceIdleController() { 4726 if (mDeviceIdleController == null) { 4727 mDeviceIdleController = 4728 LocalServices.getService(DeviceIdleController.LocalService.class); 4729 } 4730 return mDeviceIdleController; 4731 } 4732 4733 /** 4734 * Update given flags when being used to request {@link PackageInfo}. 4735 */ 4736 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4737 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4738 boolean triaged = true; 4739 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4740 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4741 // Caller is asking for component details, so they'd better be 4742 // asking for specific encryption matching behavior, or be triaged 4743 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4744 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4745 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4746 triaged = false; 4747 } 4748 } 4749 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4750 | PackageManager.MATCH_SYSTEM_ONLY 4751 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4752 triaged = false; 4753 } 4754 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4755 mPermissionManager.enforceCrossUserPermission( 4756 Binder.getCallingUid(), userId, false, false, 4757 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4758 + Debug.getCallers(5)); 4759 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4760 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4761 // If the caller wants all packages and has a restricted profile associated with it, 4762 // then match all users. This is to make sure that launchers that need to access work 4763 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4764 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4765 flags |= PackageManager.MATCH_ANY_USER; 4766 } 4767 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4768 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4769 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4770 } 4771 return updateFlags(flags, userId); 4772 } 4773 4774 /** 4775 * Update given flags when being used to request {@link ApplicationInfo}. 4776 */ 4777 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4778 return updateFlagsForPackage(flags, userId, cookie); 4779 } 4780 4781 /** 4782 * Update given flags when being used to request {@link ComponentInfo}. 4783 */ 4784 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4785 if (cookie instanceof Intent) { 4786 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4787 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4788 } 4789 } 4790 4791 boolean triaged = true; 4792 // Caller is asking for component details, so they'd better be 4793 // asking for specific encryption matching behavior, or be triaged 4794 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4795 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4796 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4797 triaged = false; 4798 } 4799 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4800 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4801 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4802 } 4803 4804 return updateFlags(flags, userId); 4805 } 4806 4807 /** 4808 * Update given intent when being used to request {@link ResolveInfo}. 4809 */ 4810 private Intent updateIntentForResolve(Intent intent) { 4811 if (intent.getSelector() != null) { 4812 intent = intent.getSelector(); 4813 } 4814 if (DEBUG_PREFERRED) { 4815 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4816 } 4817 return intent; 4818 } 4819 4820 /** 4821 * Update given flags when being used to request {@link ResolveInfo}. 4822 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4823 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4824 * flag set. However, this flag is only honoured in three circumstances: 4825 * <ul> 4826 * <li>when called from a system process</li> 4827 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4828 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4829 * action and a {@code android.intent.category.BROWSABLE} category</li> 4830 * </ul> 4831 */ 4832 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4833 return updateFlagsForResolve(flags, userId, intent, callingUid, 4834 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4835 } 4836 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4837 boolean wantInstantApps) { 4838 return updateFlagsForResolve(flags, userId, intent, callingUid, 4839 wantInstantApps, false /*onlyExposedExplicitly*/); 4840 } 4841 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4842 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4843 // Safe mode means we shouldn't match any third-party components 4844 if (mSafeMode) { 4845 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4846 } 4847 if (getInstantAppPackageName(callingUid) != null) { 4848 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4849 if (onlyExposedExplicitly) { 4850 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4851 } 4852 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4853 flags |= PackageManager.MATCH_INSTANT; 4854 } else { 4855 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4856 final boolean allowMatchInstant = wantInstantApps 4857 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4858 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4859 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4860 if (!allowMatchInstant) { 4861 flags &= ~PackageManager.MATCH_INSTANT; 4862 } 4863 } 4864 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4865 } 4866 4867 @Override 4868 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4869 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4870 } 4871 4872 /** 4873 * Important: The provided filterCallingUid is used exclusively to filter out activities 4874 * that can be seen based on user state. It's typically the original caller uid prior 4875 * to clearing. Because it can only be provided by trusted code, it's value can be 4876 * trusted and will be used as-is; unlike userId which will be validated by this method. 4877 */ 4878 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4879 int filterCallingUid, int userId) { 4880 if (!sUserManager.exists(userId)) return null; 4881 flags = updateFlagsForComponent(flags, userId, component); 4882 4883 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4884 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4885 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4886 } 4887 4888 synchronized (mPackages) { 4889 PackageParser.Activity a = mActivities.mActivities.get(component); 4890 4891 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4892 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4893 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4894 if (ps == null) return null; 4895 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4896 return null; 4897 } 4898 return PackageParser.generateActivityInfo( 4899 a, flags, ps.readUserState(userId), userId); 4900 } 4901 if (mResolveComponentName.equals(component)) { 4902 return PackageParser.generateActivityInfo( 4903 mResolveActivity, flags, new PackageUserState(), userId); 4904 } 4905 } 4906 return null; 4907 } 4908 4909 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4910 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4911 return false; 4912 } 4913 final long token = Binder.clearCallingIdentity(); 4914 try { 4915 final int callingUserId = UserHandle.getUserId(callingUid); 4916 if (ActivityManager.getCurrentUser() != callingUserId) { 4917 return false; 4918 } 4919 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4920 } finally { 4921 Binder.restoreCallingIdentity(token); 4922 } 4923 } 4924 4925 @Override 4926 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4927 String resolvedType) { 4928 synchronized (mPackages) { 4929 if (component.equals(mResolveComponentName)) { 4930 // The resolver supports EVERYTHING! 4931 return true; 4932 } 4933 final int callingUid = Binder.getCallingUid(); 4934 final int callingUserId = UserHandle.getUserId(callingUid); 4935 PackageParser.Activity a = mActivities.mActivities.get(component); 4936 if (a == null) { 4937 return false; 4938 } 4939 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4940 if (ps == null) { 4941 return false; 4942 } 4943 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4944 return false; 4945 } 4946 for (int i=0; i<a.intents.size(); i++) { 4947 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4948 intent.getData(), intent.getCategories(), TAG) >= 0) { 4949 return true; 4950 } 4951 } 4952 return false; 4953 } 4954 } 4955 4956 @Override 4957 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4958 if (!sUserManager.exists(userId)) return null; 4959 final int callingUid = Binder.getCallingUid(); 4960 flags = updateFlagsForComponent(flags, userId, component); 4961 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4962 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4963 synchronized (mPackages) { 4964 PackageParser.Activity a = mReceivers.mActivities.get(component); 4965 if (DEBUG_PACKAGE_INFO) Log.v( 4966 TAG, "getReceiverInfo " + component + ": " + a); 4967 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4968 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4969 if (ps == null) return null; 4970 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4971 return null; 4972 } 4973 return PackageParser.generateActivityInfo( 4974 a, flags, ps.readUserState(userId), userId); 4975 } 4976 } 4977 return null; 4978 } 4979 4980 @Override 4981 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4982 int flags, int userId) { 4983 if (!sUserManager.exists(userId)) return null; 4984 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4985 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4986 return null; 4987 } 4988 4989 flags = updateFlagsForPackage(flags, userId, null); 4990 4991 final boolean canSeeStaticLibraries = 4992 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4993 == PERMISSION_GRANTED 4994 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4995 == PERMISSION_GRANTED 4996 || canRequestPackageInstallsInternal(packageName, 4997 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4998 false /* throwIfPermNotDeclared*/) 4999 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 5000 == PERMISSION_GRANTED; 5001 5002 synchronized (mPackages) { 5003 List<SharedLibraryInfo> result = null; 5004 5005 final int libCount = mSharedLibraries.size(); 5006 for (int i = 0; i < libCount; i++) { 5007 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5008 if (versionedLib == null) { 5009 continue; 5010 } 5011 5012 final int versionCount = versionedLib.size(); 5013 for (int j = 0; j < versionCount; j++) { 5014 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 5015 if (!canSeeStaticLibraries && libInfo.isStatic()) { 5016 break; 5017 } 5018 final long identity = Binder.clearCallingIdentity(); 5019 try { 5020 PackageInfo packageInfo = getPackageInfoVersioned( 5021 libInfo.getDeclaringPackage(), flags 5022 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 5023 if (packageInfo == null) { 5024 continue; 5025 } 5026 } finally { 5027 Binder.restoreCallingIdentity(identity); 5028 } 5029 5030 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 5031 libInfo.getLongVersion(), libInfo.getType(), 5032 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 5033 flags, userId)); 5034 5035 if (result == null) { 5036 result = new ArrayList<>(); 5037 } 5038 result.add(resLibInfo); 5039 } 5040 } 5041 5042 return result != null ? new ParceledListSlice<>(result) : null; 5043 } 5044 } 5045 5046 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 5047 SharedLibraryInfo libInfo, int flags, int userId) { 5048 List<VersionedPackage> versionedPackages = null; 5049 final int packageCount = mSettings.mPackages.size(); 5050 for (int i = 0; i < packageCount; i++) { 5051 PackageSetting ps = mSettings.mPackages.valueAt(i); 5052 5053 if (ps == null) { 5054 continue; 5055 } 5056 5057 if (!ps.getUserState().get(userId).isAvailable(flags)) { 5058 continue; 5059 } 5060 5061 final String libName = libInfo.getName(); 5062 if (libInfo.isStatic()) { 5063 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 5064 if (libIdx < 0) { 5065 continue; 5066 } 5067 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 5068 continue; 5069 } 5070 if (versionedPackages == null) { 5071 versionedPackages = new ArrayList<>(); 5072 } 5073 // If the dependent is a static shared lib, use the public package name 5074 String dependentPackageName = ps.name; 5075 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 5076 dependentPackageName = ps.pkg.manifestPackageName; 5077 } 5078 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 5079 } else if (ps.pkg != null) { 5080 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 5081 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 5082 if (versionedPackages == null) { 5083 versionedPackages = new ArrayList<>(); 5084 } 5085 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5086 } 5087 } 5088 } 5089 5090 return versionedPackages; 5091 } 5092 5093 @Override 5094 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5095 if (!sUserManager.exists(userId)) return null; 5096 final int callingUid = Binder.getCallingUid(); 5097 flags = updateFlagsForComponent(flags, userId, component); 5098 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5099 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5100 synchronized (mPackages) { 5101 PackageParser.Service s = mServices.mServices.get(component); 5102 if (DEBUG_PACKAGE_INFO) Log.v( 5103 TAG, "getServiceInfo " + component + ": " + s); 5104 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5105 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5106 if (ps == null) return null; 5107 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5108 return null; 5109 } 5110 return PackageParser.generateServiceInfo( 5111 s, flags, ps.readUserState(userId), userId); 5112 } 5113 } 5114 return null; 5115 } 5116 5117 @Override 5118 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5119 if (!sUserManager.exists(userId)) return null; 5120 final int callingUid = Binder.getCallingUid(); 5121 flags = updateFlagsForComponent(flags, userId, component); 5122 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5123 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5124 synchronized (mPackages) { 5125 PackageParser.Provider p = mProviders.mProviders.get(component); 5126 if (DEBUG_PACKAGE_INFO) Log.v( 5127 TAG, "getProviderInfo " + component + ": " + p); 5128 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5129 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5130 if (ps == null) return null; 5131 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5132 return null; 5133 } 5134 return PackageParser.generateProviderInfo( 5135 p, flags, ps.readUserState(userId), userId); 5136 } 5137 } 5138 return null; 5139 } 5140 5141 @Override 5142 public String[] getSystemSharedLibraryNames() { 5143 // allow instant applications 5144 synchronized (mPackages) { 5145 Set<String> libs = null; 5146 final int libCount = mSharedLibraries.size(); 5147 for (int i = 0; i < libCount; i++) { 5148 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5149 if (versionedLib == null) { 5150 continue; 5151 } 5152 final int versionCount = versionedLib.size(); 5153 for (int j = 0; j < versionCount; j++) { 5154 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5155 if (!libEntry.info.isStatic()) { 5156 if (libs == null) { 5157 libs = new ArraySet<>(); 5158 } 5159 libs.add(libEntry.info.getName()); 5160 break; 5161 } 5162 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5163 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5164 UserHandle.getUserId(Binder.getCallingUid()), 5165 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5166 if (libs == null) { 5167 libs = new ArraySet<>(); 5168 } 5169 libs.add(libEntry.info.getName()); 5170 break; 5171 } 5172 } 5173 } 5174 5175 if (libs != null) { 5176 String[] libsArray = new String[libs.size()]; 5177 libs.toArray(libsArray); 5178 return libsArray; 5179 } 5180 5181 return null; 5182 } 5183 } 5184 5185 @Override 5186 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5187 // allow instant applications 5188 synchronized (mPackages) { 5189 return mServicesSystemSharedLibraryPackageName; 5190 } 5191 } 5192 5193 @Override 5194 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5195 // allow instant applications 5196 synchronized (mPackages) { 5197 return mSharedSystemSharedLibraryPackageName; 5198 } 5199 } 5200 5201 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5202 for (int i = userList.length - 1; i >= 0; --i) { 5203 final int userId = userList[i]; 5204 // don't add instant app to the list of updates 5205 if (pkgSetting.getInstantApp(userId)) { 5206 continue; 5207 } 5208 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5209 if (changedPackages == null) { 5210 changedPackages = new SparseArray<>(); 5211 mChangedPackages.put(userId, changedPackages); 5212 } 5213 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5214 if (sequenceNumbers == null) { 5215 sequenceNumbers = new HashMap<>(); 5216 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5217 } 5218 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5219 if (sequenceNumber != null) { 5220 changedPackages.remove(sequenceNumber); 5221 } 5222 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5223 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5224 } 5225 mChangedPackagesSequenceNumber++; 5226 } 5227 5228 @Override 5229 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5230 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5231 return null; 5232 } 5233 synchronized (mPackages) { 5234 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5235 return null; 5236 } 5237 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5238 if (changedPackages == null) { 5239 return null; 5240 } 5241 final List<String> packageNames = 5242 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5243 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5244 final String packageName = changedPackages.get(i); 5245 if (packageName != null) { 5246 packageNames.add(packageName); 5247 } 5248 } 5249 return packageNames.isEmpty() 5250 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5251 } 5252 } 5253 5254 @Override 5255 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5256 // allow instant applications 5257 ArrayList<FeatureInfo> res; 5258 synchronized (mAvailableFeatures) { 5259 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5260 res.addAll(mAvailableFeatures.values()); 5261 } 5262 final FeatureInfo fi = new FeatureInfo(); 5263 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5264 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5265 res.add(fi); 5266 5267 return new ParceledListSlice<>(res); 5268 } 5269 5270 @Override 5271 public boolean hasSystemFeature(String name, int version) { 5272 // allow instant applications 5273 synchronized (mAvailableFeatures) { 5274 final FeatureInfo feat = mAvailableFeatures.get(name); 5275 if (feat == null) { 5276 return false; 5277 } else { 5278 return feat.version >= version; 5279 } 5280 } 5281 } 5282 5283 @Override 5284 public int checkPermission(String permName, String pkgName, int userId) { 5285 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5286 } 5287 5288 @Override 5289 public int checkUidPermission(String permName, int uid) { 5290 synchronized (mPackages) { 5291 final String[] packageNames = getPackagesForUid(uid); 5292 final PackageParser.Package pkg = (packageNames != null && packageNames.length > 0) 5293 ? mPackages.get(packageNames[0]) 5294 : null; 5295 return mPermissionManager.checkUidPermission(permName, pkg, uid, getCallingUid()); 5296 } 5297 } 5298 5299 @Override 5300 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5301 if (UserHandle.getCallingUserId() != userId) { 5302 mContext.enforceCallingPermission( 5303 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5304 "isPermissionRevokedByPolicy for user " + userId); 5305 } 5306 5307 if (checkPermission(permission, packageName, userId) 5308 == PackageManager.PERMISSION_GRANTED) { 5309 return false; 5310 } 5311 5312 final int callingUid = Binder.getCallingUid(); 5313 if (getInstantAppPackageName(callingUid) != null) { 5314 if (!isCallerSameApp(packageName, callingUid)) { 5315 return false; 5316 } 5317 } else { 5318 if (isInstantApp(packageName, userId)) { 5319 return false; 5320 } 5321 } 5322 5323 final long identity = Binder.clearCallingIdentity(); 5324 try { 5325 final int flags = getPermissionFlags(permission, packageName, userId); 5326 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5327 } finally { 5328 Binder.restoreCallingIdentity(identity); 5329 } 5330 } 5331 5332 @Override 5333 public String getPermissionControllerPackageName() { 5334 synchronized (mPackages) { 5335 return mRequiredInstallerPackage; 5336 } 5337 } 5338 5339 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5340 return mPermissionManager.addDynamicPermission( 5341 info, async, getCallingUid(), new PermissionCallback() { 5342 @Override 5343 public void onPermissionChanged() { 5344 if (!async) { 5345 mSettings.writeLPr(); 5346 } else { 5347 scheduleWriteSettingsLocked(); 5348 } 5349 } 5350 }); 5351 } 5352 5353 @Override 5354 public boolean addPermission(PermissionInfo info) { 5355 synchronized (mPackages) { 5356 return addDynamicPermission(info, false); 5357 } 5358 } 5359 5360 @Override 5361 public boolean addPermissionAsync(PermissionInfo info) { 5362 synchronized (mPackages) { 5363 return addDynamicPermission(info, true); 5364 } 5365 } 5366 5367 @Override 5368 public void removePermission(String permName) { 5369 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5370 } 5371 5372 @Override 5373 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5374 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5375 getCallingUid(), userId, mPermissionCallback); 5376 } 5377 5378 @Override 5379 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5380 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5381 getCallingUid(), userId, mPermissionCallback); 5382 } 5383 5384 @Override 5385 public void resetRuntimePermissions() { 5386 mContext.enforceCallingOrSelfPermission( 5387 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5388 "revokeRuntimePermission"); 5389 5390 int callingUid = Binder.getCallingUid(); 5391 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5392 mContext.enforceCallingOrSelfPermission( 5393 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5394 "resetRuntimePermissions"); 5395 } 5396 5397 synchronized (mPackages) { 5398 mPermissionManager.updateAllPermissions( 5399 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5400 mPermissionCallback); 5401 for (int userId : UserManagerService.getInstance().getUserIds()) { 5402 final int packageCount = mPackages.size(); 5403 for (int i = 0; i < packageCount; i++) { 5404 PackageParser.Package pkg = mPackages.valueAt(i); 5405 if (!(pkg.mExtras instanceof PackageSetting)) { 5406 continue; 5407 } 5408 PackageSetting ps = (PackageSetting) pkg.mExtras; 5409 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5410 } 5411 } 5412 } 5413 } 5414 5415 @Override 5416 public int getPermissionFlags(String permName, String packageName, int userId) { 5417 return mPermissionManager.getPermissionFlags( 5418 permName, packageName, getCallingUid(), userId); 5419 } 5420 5421 @Override 5422 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5423 int flagValues, int userId) { 5424 mPermissionManager.updatePermissionFlags( 5425 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5426 mPermissionCallback); 5427 } 5428 5429 /** 5430 * Update the permission flags for all packages and runtime permissions of a user in order 5431 * to allow device or profile owner to remove POLICY_FIXED. 5432 */ 5433 @Override 5434 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5435 synchronized (mPackages) { 5436 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5437 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5438 mPermissionCallback); 5439 if (changed) { 5440 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5441 } 5442 } 5443 } 5444 5445 @Override 5446 public boolean shouldShowRequestPermissionRationale(String permissionName, 5447 String packageName, int userId) { 5448 if (UserHandle.getCallingUserId() != userId) { 5449 mContext.enforceCallingPermission( 5450 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5451 "canShowRequestPermissionRationale for user " + userId); 5452 } 5453 5454 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5455 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5456 return false; 5457 } 5458 5459 if (checkPermission(permissionName, packageName, userId) 5460 == PackageManager.PERMISSION_GRANTED) { 5461 return false; 5462 } 5463 5464 final int flags; 5465 5466 final long identity = Binder.clearCallingIdentity(); 5467 try { 5468 flags = getPermissionFlags(permissionName, 5469 packageName, userId); 5470 } finally { 5471 Binder.restoreCallingIdentity(identity); 5472 } 5473 5474 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5475 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5476 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5477 5478 if ((flags & fixedFlags) != 0) { 5479 return false; 5480 } 5481 5482 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5483 } 5484 5485 @Override 5486 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5487 mContext.enforceCallingOrSelfPermission( 5488 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5489 "addOnPermissionsChangeListener"); 5490 5491 synchronized (mPackages) { 5492 mOnPermissionChangeListeners.addListenerLocked(listener); 5493 } 5494 } 5495 5496 @Override 5497 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5498 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5499 throw new SecurityException("Instant applications don't have access to this method"); 5500 } 5501 synchronized (mPackages) { 5502 mOnPermissionChangeListeners.removeListenerLocked(listener); 5503 } 5504 } 5505 5506 @Override 5507 public boolean isProtectedBroadcast(String actionName) { 5508 // allow instant applications 5509 synchronized (mProtectedBroadcasts) { 5510 if (mProtectedBroadcasts.contains(actionName)) { 5511 return true; 5512 } else if (actionName != null) { 5513 // TODO: remove these terrible hacks 5514 if (actionName.startsWith("android.net.netmon.lingerExpired") 5515 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5516 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5517 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5518 return true; 5519 } 5520 } 5521 } 5522 return false; 5523 } 5524 5525 @Override 5526 public int checkSignatures(String pkg1, String pkg2) { 5527 synchronized (mPackages) { 5528 final PackageParser.Package p1 = mPackages.get(pkg1); 5529 final PackageParser.Package p2 = mPackages.get(pkg2); 5530 if (p1 == null || p1.mExtras == null 5531 || p2 == null || p2.mExtras == null) { 5532 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5533 } 5534 final int callingUid = Binder.getCallingUid(); 5535 final int callingUserId = UserHandle.getUserId(callingUid); 5536 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5537 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5538 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5539 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5540 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5541 } 5542 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5543 } 5544 } 5545 5546 @Override 5547 public int checkUidSignatures(int uid1, int uid2) { 5548 final int callingUid = Binder.getCallingUid(); 5549 final int callingUserId = UserHandle.getUserId(callingUid); 5550 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5551 // Map to base uids. 5552 uid1 = UserHandle.getAppId(uid1); 5553 uid2 = UserHandle.getAppId(uid2); 5554 // reader 5555 synchronized (mPackages) { 5556 Signature[] s1; 5557 Signature[] s2; 5558 Object obj = mSettings.getUserIdLPr(uid1); 5559 if (obj != null) { 5560 if (obj instanceof SharedUserSetting) { 5561 if (isCallerInstantApp) { 5562 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5563 } 5564 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5565 } else if (obj instanceof PackageSetting) { 5566 final PackageSetting ps = (PackageSetting) obj; 5567 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5568 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5569 } 5570 s1 = ps.signatures.mSigningDetails.signatures; 5571 } else { 5572 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5573 } 5574 } else { 5575 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5576 } 5577 obj = mSettings.getUserIdLPr(uid2); 5578 if (obj != null) { 5579 if (obj instanceof SharedUserSetting) { 5580 if (isCallerInstantApp) { 5581 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5582 } 5583 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5584 } else if (obj instanceof PackageSetting) { 5585 final PackageSetting ps = (PackageSetting) obj; 5586 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5587 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5588 } 5589 s2 = ps.signatures.mSigningDetails.signatures; 5590 } else { 5591 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5592 } 5593 } else { 5594 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5595 } 5596 return compareSignatures(s1, s2); 5597 } 5598 } 5599 5600 @Override 5601 public boolean hasSigningCertificate( 5602 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5603 5604 synchronized (mPackages) { 5605 final PackageParser.Package p = mPackages.get(packageName); 5606 if (p == null || p.mExtras == null) { 5607 return false; 5608 } 5609 final int callingUid = Binder.getCallingUid(); 5610 final int callingUserId = UserHandle.getUserId(callingUid); 5611 final PackageSetting ps = (PackageSetting) p.mExtras; 5612 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5613 return false; 5614 } 5615 switch (type) { 5616 case CERT_INPUT_RAW_X509: 5617 return p.mSigningDetails.hasCertificate(certificate); 5618 case CERT_INPUT_SHA256: 5619 return p.mSigningDetails.hasSha256Certificate(certificate); 5620 default: 5621 return false; 5622 } 5623 } 5624 } 5625 5626 @Override 5627 public boolean hasUidSigningCertificate( 5628 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5629 final int callingUid = Binder.getCallingUid(); 5630 final int callingUserId = UserHandle.getUserId(callingUid); 5631 // Map to base uids. 5632 uid = UserHandle.getAppId(uid); 5633 // reader 5634 synchronized (mPackages) { 5635 final PackageParser.SigningDetails signingDetails; 5636 final Object obj = mSettings.getUserIdLPr(uid); 5637 if (obj != null) { 5638 if (obj instanceof SharedUserSetting) { 5639 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5640 if (isCallerInstantApp) { 5641 return false; 5642 } 5643 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5644 } else if (obj instanceof PackageSetting) { 5645 final PackageSetting ps = (PackageSetting) obj; 5646 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5647 return false; 5648 } 5649 signingDetails = ps.signatures.mSigningDetails; 5650 } else { 5651 return false; 5652 } 5653 } else { 5654 return false; 5655 } 5656 switch (type) { 5657 case CERT_INPUT_RAW_X509: 5658 return signingDetails.hasCertificate(certificate); 5659 case CERT_INPUT_SHA256: 5660 return signingDetails.hasSha256Certificate(certificate); 5661 default: 5662 return false; 5663 } 5664 } 5665 } 5666 5667 /** 5668 * This method should typically only be used when granting or revoking 5669 * permissions, since the app may immediately restart after this call. 5670 * <p> 5671 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5672 * guard your work against the app being relaunched. 5673 */ 5674 private void killUid(int appId, int userId, String reason) { 5675 final long identity = Binder.clearCallingIdentity(); 5676 try { 5677 IActivityManager am = ActivityManager.getService(); 5678 if (am != null) { 5679 try { 5680 am.killUid(appId, userId, reason); 5681 } catch (RemoteException e) { 5682 /* ignore - same process */ 5683 } 5684 } 5685 } finally { 5686 Binder.restoreCallingIdentity(identity); 5687 } 5688 } 5689 5690 /** 5691 * If the database version for this type of package (internal storage or 5692 * external storage) is less than the version where package signatures 5693 * were updated, return true. 5694 */ 5695 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5696 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5697 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5698 } 5699 5700 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5701 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5702 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5703 } 5704 5705 @Override 5706 public List<String> getAllPackages() { 5707 final int callingUid = Binder.getCallingUid(); 5708 final int callingUserId = UserHandle.getUserId(callingUid); 5709 synchronized (mPackages) { 5710 if (canViewInstantApps(callingUid, callingUserId)) { 5711 return new ArrayList<String>(mPackages.keySet()); 5712 } 5713 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5714 final List<String> result = new ArrayList<>(); 5715 if (instantAppPkgName != null) { 5716 // caller is an instant application; filter unexposed applications 5717 for (PackageParser.Package pkg : mPackages.values()) { 5718 if (!pkg.visibleToInstantApps) { 5719 continue; 5720 } 5721 result.add(pkg.packageName); 5722 } 5723 } else { 5724 // caller is a normal application; filter instant applications 5725 for (PackageParser.Package pkg : mPackages.values()) { 5726 final PackageSetting ps = 5727 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5728 if (ps != null 5729 && ps.getInstantApp(callingUserId) 5730 && !mInstantAppRegistry.isInstantAccessGranted( 5731 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5732 continue; 5733 } 5734 result.add(pkg.packageName); 5735 } 5736 } 5737 return result; 5738 } 5739 } 5740 5741 @Override 5742 public String[] getPackagesForUid(int uid) { 5743 final int callingUid = Binder.getCallingUid(); 5744 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5745 final int userId = UserHandle.getUserId(uid); 5746 uid = UserHandle.getAppId(uid); 5747 // reader 5748 synchronized (mPackages) { 5749 Object obj = mSettings.getUserIdLPr(uid); 5750 if (obj instanceof SharedUserSetting) { 5751 if (isCallerInstantApp) { 5752 return null; 5753 } 5754 final SharedUserSetting sus = (SharedUserSetting) obj; 5755 final int N = sus.packages.size(); 5756 String[] res = new String[N]; 5757 final Iterator<PackageSetting> it = sus.packages.iterator(); 5758 int i = 0; 5759 while (it.hasNext()) { 5760 PackageSetting ps = it.next(); 5761 if (ps.getInstalled(userId)) { 5762 res[i++] = ps.name; 5763 } else { 5764 res = ArrayUtils.removeElement(String.class, res, res[i]); 5765 } 5766 } 5767 return res; 5768 } else if (obj instanceof PackageSetting) { 5769 final PackageSetting ps = (PackageSetting) obj; 5770 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5771 return new String[]{ps.name}; 5772 } 5773 } 5774 } 5775 return null; 5776 } 5777 5778 @Override 5779 public String getNameForUid(int uid) { 5780 final int callingUid = Binder.getCallingUid(); 5781 if (getInstantAppPackageName(callingUid) != null) { 5782 return null; 5783 } 5784 synchronized (mPackages) { 5785 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5786 if (obj instanceof SharedUserSetting) { 5787 final SharedUserSetting sus = (SharedUserSetting) obj; 5788 return sus.name + ":" + sus.userId; 5789 } else if (obj instanceof PackageSetting) { 5790 final PackageSetting ps = (PackageSetting) obj; 5791 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5792 return null; 5793 } 5794 return ps.name; 5795 } 5796 return null; 5797 } 5798 } 5799 5800 @Override 5801 public String[] getNamesForUids(int[] uids) { 5802 if (uids == null || uids.length == 0) { 5803 return null; 5804 } 5805 final int callingUid = Binder.getCallingUid(); 5806 if (getInstantAppPackageName(callingUid) != null) { 5807 return null; 5808 } 5809 final String[] names = new String[uids.length]; 5810 synchronized (mPackages) { 5811 for (int i = uids.length - 1; i >= 0; i--) { 5812 final int uid = uids[i]; 5813 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5814 if (obj instanceof SharedUserSetting) { 5815 final SharedUserSetting sus = (SharedUserSetting) obj; 5816 names[i] = "shared:" + sus.name; 5817 } else if (obj instanceof PackageSetting) { 5818 final PackageSetting ps = (PackageSetting) obj; 5819 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5820 names[i] = null; 5821 } else { 5822 names[i] = ps.name; 5823 } 5824 } else { 5825 names[i] = null; 5826 } 5827 } 5828 } 5829 return names; 5830 } 5831 5832 @Override 5833 public int getUidForSharedUser(String sharedUserName) { 5834 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5835 return -1; 5836 } 5837 if (sharedUserName == null) { 5838 return -1; 5839 } 5840 // reader 5841 synchronized (mPackages) { 5842 SharedUserSetting suid; 5843 try { 5844 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5845 if (suid != null) { 5846 return suid.userId; 5847 } 5848 } catch (PackageManagerException ignore) { 5849 // can't happen, but, still need to catch it 5850 } 5851 return -1; 5852 } 5853 } 5854 5855 @Override 5856 public int getFlagsForUid(int uid) { 5857 final int callingUid = Binder.getCallingUid(); 5858 if (getInstantAppPackageName(callingUid) != null) { 5859 return 0; 5860 } 5861 synchronized (mPackages) { 5862 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5863 if (obj instanceof SharedUserSetting) { 5864 final SharedUserSetting sus = (SharedUserSetting) obj; 5865 return sus.pkgFlags; 5866 } else if (obj instanceof PackageSetting) { 5867 final PackageSetting ps = (PackageSetting) obj; 5868 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5869 return 0; 5870 } 5871 return ps.pkgFlags; 5872 } 5873 } 5874 return 0; 5875 } 5876 5877 @Override 5878 public int getPrivateFlagsForUid(int uid) { 5879 final int callingUid = Binder.getCallingUid(); 5880 if (getInstantAppPackageName(callingUid) != null) { 5881 return 0; 5882 } 5883 synchronized (mPackages) { 5884 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5885 if (obj instanceof SharedUserSetting) { 5886 final SharedUserSetting sus = (SharedUserSetting) obj; 5887 return sus.pkgPrivateFlags; 5888 } else if (obj instanceof PackageSetting) { 5889 final PackageSetting ps = (PackageSetting) obj; 5890 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5891 return 0; 5892 } 5893 return ps.pkgPrivateFlags; 5894 } 5895 } 5896 return 0; 5897 } 5898 5899 @Override 5900 public boolean isUidPrivileged(int uid) { 5901 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5902 return false; 5903 } 5904 uid = UserHandle.getAppId(uid); 5905 // reader 5906 synchronized (mPackages) { 5907 Object obj = mSettings.getUserIdLPr(uid); 5908 if (obj instanceof SharedUserSetting) { 5909 final SharedUserSetting sus = (SharedUserSetting) obj; 5910 final Iterator<PackageSetting> it = sus.packages.iterator(); 5911 while (it.hasNext()) { 5912 if (it.next().isPrivileged()) { 5913 return true; 5914 } 5915 } 5916 } else if (obj instanceof PackageSetting) { 5917 final PackageSetting ps = (PackageSetting) obj; 5918 return ps.isPrivileged(); 5919 } 5920 } 5921 return false; 5922 } 5923 5924 @Override 5925 public String[] getAppOpPermissionPackages(String permName) { 5926 return mPermissionManager.getAppOpPermissionPackages(permName); 5927 } 5928 5929 @Override 5930 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5931 int flags, int userId) { 5932 return resolveIntentInternal( 5933 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5934 } 5935 5936 /** 5937 * Normally instant apps can only be resolved when they're visible to the caller. 5938 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5939 * since we need to allow the system to start any installed application. 5940 */ 5941 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5942 int flags, int userId, boolean resolveForStart) { 5943 try { 5944 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5945 5946 if (!sUserManager.exists(userId)) return null; 5947 final int callingUid = Binder.getCallingUid(); 5948 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5949 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5950 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5951 5952 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5953 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5954 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5955 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5956 5957 final ResolveInfo bestChoice = 5958 chooseBestActivity(intent, resolvedType, flags, query, userId); 5959 return bestChoice; 5960 } finally { 5961 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5962 } 5963 } 5964 5965 @Override 5966 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5967 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5968 throw new SecurityException( 5969 "findPersistentPreferredActivity can only be run by the system"); 5970 } 5971 if (!sUserManager.exists(userId)) { 5972 return null; 5973 } 5974 final int callingUid = Binder.getCallingUid(); 5975 intent = updateIntentForResolve(intent); 5976 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5977 final int flags = updateFlagsForResolve( 5978 0, userId, intent, callingUid, false /*includeInstantApps*/); 5979 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5980 userId); 5981 synchronized (mPackages) { 5982 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5983 userId); 5984 } 5985 } 5986 5987 @Override 5988 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5989 IntentFilter filter, int match, ComponentName activity) { 5990 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5991 return; 5992 } 5993 final int userId = UserHandle.getCallingUserId(); 5994 if (DEBUG_PREFERRED) { 5995 Log.v(TAG, "setLastChosenActivity intent=" + intent 5996 + " resolvedType=" + resolvedType 5997 + " flags=" + flags 5998 + " filter=" + filter 5999 + " match=" + match 6000 + " activity=" + activity); 6001 filter.dump(new PrintStreamPrinter(System.out), " "); 6002 } 6003 intent.setComponent(null); 6004 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 6005 userId); 6006 // Find any earlier preferred or last chosen entries and nuke them 6007 findPreferredActivity(intent, resolvedType, 6008 flags, query, 0, false, true, false, userId); 6009 // Add the new activity as the last chosen for this filter 6010 addPreferredActivityInternal(filter, match, null, activity, false, userId, 6011 "Setting last chosen"); 6012 } 6013 6014 @Override 6015 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 6016 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 6017 return null; 6018 } 6019 final int userId = UserHandle.getCallingUserId(); 6020 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 6021 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 6022 userId); 6023 return findPreferredActivity(intent, resolvedType, flags, query, 0, 6024 false, false, false, userId); 6025 } 6026 6027 /** 6028 * Returns whether or not instant apps have been disabled remotely. 6029 */ 6030 private boolean areWebInstantAppsDisabled() { 6031 return mWebInstantAppsDisabled; 6032 } 6033 6034 private boolean isInstantAppResolutionAllowed( 6035 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 6036 boolean skipPackageCheck) { 6037 if (mInstantAppResolverConnection == null) { 6038 return false; 6039 } 6040 if (mInstantAppInstallerActivity == null) { 6041 return false; 6042 } 6043 if (intent.getComponent() != null) { 6044 return false; 6045 } 6046 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 6047 return false; 6048 } 6049 if (!skipPackageCheck && intent.getPackage() != null) { 6050 return false; 6051 } 6052 if (!intent.isWebIntent()) { 6053 // for non web intents, we should not resolve externally if an app already exists to 6054 // handle it or if the caller didn't explicitly request it. 6055 if ((resolvedActivities != null && resolvedActivities.size() != 0) 6056 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 6057 return false; 6058 } 6059 } else { 6060 if (intent.getData() == null || TextUtils.isEmpty(intent.getData().getHost())) { 6061 return false; 6062 } else if (areWebInstantAppsDisabled()) { 6063 return false; 6064 } 6065 } 6066 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 6067 // Or if there's already an ephemeral app installed that handles the action 6068 synchronized (mPackages) { 6069 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 6070 for (int n = 0; n < count; n++) { 6071 final ResolveInfo info = resolvedActivities.get(n); 6072 final String packageName = info.activityInfo.packageName; 6073 final PackageSetting ps = mSettings.mPackages.get(packageName); 6074 if (ps != null) { 6075 // only check domain verification status if the app is not a browser 6076 if (!info.handleAllWebDataURI) { 6077 // Try to get the status from User settings first 6078 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6079 final int status = (int) (packedStatus >> 32); 6080 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6081 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6082 if (DEBUG_INSTANT) { 6083 Slog.v(TAG, "DENY instant app;" 6084 + " pkg: " + packageName + ", status: " + status); 6085 } 6086 return false; 6087 } 6088 } 6089 if (ps.getInstantApp(userId)) { 6090 if (DEBUG_INSTANT) { 6091 Slog.v(TAG, "DENY instant app installed;" 6092 + " pkg: " + packageName); 6093 } 6094 return false; 6095 } 6096 } 6097 } 6098 } 6099 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6100 return true; 6101 } 6102 6103 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6104 Intent origIntent, String resolvedType, String callingPackage, 6105 Bundle verificationBundle, int userId) { 6106 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6107 new InstantAppRequest(responseObj, origIntent, resolvedType, 6108 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6109 mHandler.sendMessage(msg); 6110 } 6111 6112 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6113 int flags, List<ResolveInfo> query, int userId) { 6114 if (query != null) { 6115 final int N = query.size(); 6116 if (N == 1) { 6117 return query.get(0); 6118 } else if (N > 1) { 6119 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6120 // If there is more than one activity with the same priority, 6121 // then let the user decide between them. 6122 ResolveInfo r0 = query.get(0); 6123 ResolveInfo r1 = query.get(1); 6124 if (DEBUG_INTENT_MATCHING || debug) { 6125 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6126 + r1.activityInfo.name + "=" + r1.priority); 6127 } 6128 // If the first activity has a higher priority, or a different 6129 // default, then it is always desirable to pick it. 6130 if (r0.priority != r1.priority 6131 || r0.preferredOrder != r1.preferredOrder 6132 || r0.isDefault != r1.isDefault) { 6133 return query.get(0); 6134 } 6135 // If we have saved a preference for a preferred activity for 6136 // this Intent, use that. 6137 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6138 flags, query, r0.priority, true, false, debug, userId); 6139 if (ri != null) { 6140 return ri; 6141 } 6142 // If we have an ephemeral app, use it 6143 for (int i = 0; i < N; i++) { 6144 ri = query.get(i); 6145 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6146 final String packageName = ri.activityInfo.packageName; 6147 final PackageSetting ps = mSettings.mPackages.get(packageName); 6148 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6149 final int status = (int)(packedStatus >> 32); 6150 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6151 return ri; 6152 } 6153 } 6154 } 6155 ri = new ResolveInfo(mResolveInfo); 6156 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6157 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6158 // If all of the options come from the same package, show the application's 6159 // label and icon instead of the generic resolver's. 6160 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6161 // and then throw away the ResolveInfo itself, meaning that the caller loses 6162 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6163 // a fallback for this case; we only set the target package's resources on 6164 // the ResolveInfo, not the ActivityInfo. 6165 final String intentPackage = intent.getPackage(); 6166 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6167 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6168 ri.resolvePackageName = intentPackage; 6169 if (userNeedsBadging(userId)) { 6170 ri.noResourceId = true; 6171 } else { 6172 ri.icon = appi.icon; 6173 } 6174 ri.iconResourceId = appi.icon; 6175 ri.labelRes = appi.labelRes; 6176 } 6177 ri.activityInfo.applicationInfo = new ApplicationInfo( 6178 ri.activityInfo.applicationInfo); 6179 if (userId != 0) { 6180 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6181 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6182 } 6183 // Make sure that the resolver is displayable in car mode 6184 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6185 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6186 return ri; 6187 } 6188 } 6189 return null; 6190 } 6191 6192 /** 6193 * Return true if the given list is not empty and all of its contents have 6194 * an activityInfo with the given package name. 6195 */ 6196 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6197 if (ArrayUtils.isEmpty(list)) { 6198 return false; 6199 } 6200 for (int i = 0, N = list.size(); i < N; i++) { 6201 final ResolveInfo ri = list.get(i); 6202 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6203 if (ai == null || !packageName.equals(ai.packageName)) { 6204 return false; 6205 } 6206 } 6207 return true; 6208 } 6209 6210 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6211 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6212 final int N = query.size(); 6213 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6214 .get(userId); 6215 // Get the list of persistent preferred activities that handle the intent 6216 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6217 List<PersistentPreferredActivity> pprefs = ppir != null 6218 ? ppir.queryIntent(intent, resolvedType, 6219 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6220 userId) 6221 : null; 6222 if (pprefs != null && pprefs.size() > 0) { 6223 final int M = pprefs.size(); 6224 for (int i=0; i<M; i++) { 6225 final PersistentPreferredActivity ppa = pprefs.get(i); 6226 if (DEBUG_PREFERRED || debug) { 6227 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6228 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6229 + "\n component=" + ppa.mComponent); 6230 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6231 } 6232 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6233 flags | MATCH_DISABLED_COMPONENTS, userId); 6234 if (DEBUG_PREFERRED || debug) { 6235 Slog.v(TAG, "Found persistent preferred activity:"); 6236 if (ai != null) { 6237 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6238 } else { 6239 Slog.v(TAG, " null"); 6240 } 6241 } 6242 if (ai == null) { 6243 // This previously registered persistent preferred activity 6244 // component is no longer known. Ignore it and do NOT remove it. 6245 continue; 6246 } 6247 for (int j=0; j<N; j++) { 6248 final ResolveInfo ri = query.get(j); 6249 if (!ri.activityInfo.applicationInfo.packageName 6250 .equals(ai.applicationInfo.packageName)) { 6251 continue; 6252 } 6253 if (!ri.activityInfo.name.equals(ai.name)) { 6254 continue; 6255 } 6256 // Found a persistent preference that can handle the intent. 6257 if (DEBUG_PREFERRED || debug) { 6258 Slog.v(TAG, "Returning persistent preferred activity: " + 6259 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6260 } 6261 return ri; 6262 } 6263 } 6264 } 6265 return null; 6266 } 6267 6268 // TODO: handle preferred activities missing while user has amnesia 6269 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6270 List<ResolveInfo> query, int priority, boolean always, 6271 boolean removeMatches, boolean debug, int userId) { 6272 if (!sUserManager.exists(userId)) return null; 6273 final int callingUid = Binder.getCallingUid(); 6274 flags = updateFlagsForResolve( 6275 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6276 intent = updateIntentForResolve(intent); 6277 // writer 6278 synchronized (mPackages) { 6279 // Try to find a matching persistent preferred activity. 6280 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6281 debug, userId); 6282 6283 // If a persistent preferred activity matched, use it. 6284 if (pri != null) { 6285 return pri; 6286 } 6287 6288 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6289 // Get the list of preferred activities that handle the intent 6290 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6291 List<PreferredActivity> prefs = pir != null 6292 ? pir.queryIntent(intent, resolvedType, 6293 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6294 userId) 6295 : null; 6296 if (prefs != null && prefs.size() > 0) { 6297 boolean changed = false; 6298 try { 6299 // First figure out how good the original match set is. 6300 // We will only allow preferred activities that came 6301 // from the same match quality. 6302 int match = 0; 6303 6304 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6305 6306 final int N = query.size(); 6307 for (int j=0; j<N; j++) { 6308 final ResolveInfo ri = query.get(j); 6309 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6310 + ": 0x" + Integer.toHexString(match)); 6311 if (ri.match > match) { 6312 match = ri.match; 6313 } 6314 } 6315 6316 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6317 + Integer.toHexString(match)); 6318 6319 match &= IntentFilter.MATCH_CATEGORY_MASK; 6320 final int M = prefs.size(); 6321 for (int i=0; i<M; i++) { 6322 final PreferredActivity pa = prefs.get(i); 6323 if (DEBUG_PREFERRED || debug) { 6324 Slog.v(TAG, "Checking PreferredActivity ds=" 6325 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6326 + "\n component=" + pa.mPref.mComponent); 6327 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6328 } 6329 if (pa.mPref.mMatch != match) { 6330 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6331 + Integer.toHexString(pa.mPref.mMatch)); 6332 continue; 6333 } 6334 // If it's not an "always" type preferred activity and that's what we're 6335 // looking for, skip it. 6336 if (always && !pa.mPref.mAlways) { 6337 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6338 continue; 6339 } 6340 final ActivityInfo ai = getActivityInfo( 6341 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6342 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6343 userId); 6344 if (DEBUG_PREFERRED || debug) { 6345 Slog.v(TAG, "Found preferred activity:"); 6346 if (ai != null) { 6347 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6348 } else { 6349 Slog.v(TAG, " null"); 6350 } 6351 } 6352 if (ai == null) { 6353 // This previously registered preferred activity 6354 // component is no longer known. Most likely an update 6355 // to the app was installed and in the new version this 6356 // component no longer exists. Clean it up by removing 6357 // it from the preferred activities list, and skip it. 6358 Slog.w(TAG, "Removing dangling preferred activity: " 6359 + pa.mPref.mComponent); 6360 pir.removeFilter(pa); 6361 changed = true; 6362 continue; 6363 } 6364 for (int j=0; j<N; j++) { 6365 final ResolveInfo ri = query.get(j); 6366 if (!ri.activityInfo.applicationInfo.packageName 6367 .equals(ai.applicationInfo.packageName)) { 6368 continue; 6369 } 6370 if (!ri.activityInfo.name.equals(ai.name)) { 6371 continue; 6372 } 6373 6374 if (removeMatches) { 6375 pir.removeFilter(pa); 6376 changed = true; 6377 if (DEBUG_PREFERRED) { 6378 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6379 } 6380 break; 6381 } 6382 6383 // Okay we found a previously set preferred or last chosen app. 6384 // If the result set is different from when this 6385 // was created, and is not a subset of the preferred set, we need to 6386 // clear it and re-ask the user their preference, if we're looking for 6387 // an "always" type entry. 6388 if (always && !pa.mPref.sameSet(query)) { 6389 if (pa.mPref.isSuperset(query)) { 6390 // some components of the set are no longer present in 6391 // the query, but the preferred activity can still be reused 6392 if (DEBUG_PREFERRED) { 6393 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6394 + " still valid as only non-preferred components" 6395 + " were removed for " + intent + " type " 6396 + resolvedType); 6397 } 6398 // remove obsolete components and re-add the up-to-date filter 6399 PreferredActivity freshPa = new PreferredActivity(pa, 6400 pa.mPref.mMatch, 6401 pa.mPref.discardObsoleteComponents(query), 6402 pa.mPref.mComponent, 6403 pa.mPref.mAlways); 6404 pir.removeFilter(pa); 6405 pir.addFilter(freshPa); 6406 changed = true; 6407 } else { 6408 Slog.i(TAG, 6409 "Result set changed, dropping preferred activity for " 6410 + intent + " type " + resolvedType); 6411 if (DEBUG_PREFERRED) { 6412 Slog.v(TAG, "Removing preferred activity since set changed " 6413 + pa.mPref.mComponent); 6414 } 6415 pir.removeFilter(pa); 6416 // Re-add the filter as a "last chosen" entry (!always) 6417 PreferredActivity lastChosen = new PreferredActivity( 6418 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6419 pir.addFilter(lastChosen); 6420 changed = true; 6421 return null; 6422 } 6423 } 6424 6425 // Yay! Either the set matched or we're looking for the last chosen 6426 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6427 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6428 return ri; 6429 } 6430 } 6431 } finally { 6432 if (changed) { 6433 if (DEBUG_PREFERRED) { 6434 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6435 } 6436 scheduleWritePackageRestrictionsLocked(userId); 6437 } 6438 } 6439 } 6440 } 6441 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6442 return null; 6443 } 6444 6445 /* 6446 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6447 */ 6448 @Override 6449 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6450 int targetUserId) { 6451 mContext.enforceCallingOrSelfPermission( 6452 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6453 List<CrossProfileIntentFilter> matches = 6454 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6455 if (matches != null) { 6456 int size = matches.size(); 6457 for (int i = 0; i < size; i++) { 6458 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6459 } 6460 } 6461 if (intent.hasWebURI()) { 6462 // cross-profile app linking works only towards the parent. 6463 final int callingUid = Binder.getCallingUid(); 6464 final UserInfo parent = getProfileParent(sourceUserId); 6465 synchronized(mPackages) { 6466 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6467 false /*includeInstantApps*/); 6468 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6469 intent, resolvedType, flags, sourceUserId, parent.id); 6470 return xpDomainInfo != null; 6471 } 6472 } 6473 return false; 6474 } 6475 6476 private UserInfo getProfileParent(int userId) { 6477 final long identity = Binder.clearCallingIdentity(); 6478 try { 6479 return sUserManager.getProfileParent(userId); 6480 } finally { 6481 Binder.restoreCallingIdentity(identity); 6482 } 6483 } 6484 6485 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6486 String resolvedType, int userId) { 6487 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6488 if (resolver != null) { 6489 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6490 } 6491 return null; 6492 } 6493 6494 @Override 6495 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6496 String resolvedType, int flags, int userId) { 6497 try { 6498 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6499 6500 return new ParceledListSlice<>( 6501 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6502 } finally { 6503 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6504 } 6505 } 6506 6507 /** 6508 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6509 * instant, returns {@code null}. 6510 */ 6511 private String getInstantAppPackageName(int callingUid) { 6512 synchronized (mPackages) { 6513 // If the caller is an isolated app use the owner's uid for the lookup. 6514 if (Process.isIsolated(callingUid)) { 6515 callingUid = mIsolatedOwners.get(callingUid); 6516 } 6517 final int appId = UserHandle.getAppId(callingUid); 6518 final Object obj = mSettings.getUserIdLPr(appId); 6519 if (obj instanceof PackageSetting) { 6520 final PackageSetting ps = (PackageSetting) obj; 6521 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6522 return isInstantApp ? ps.pkg.packageName : null; 6523 } 6524 } 6525 return null; 6526 } 6527 6528 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6529 String resolvedType, int flags, int userId) { 6530 return queryIntentActivitiesInternal( 6531 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6532 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6533 } 6534 6535 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6536 String resolvedType, int flags, int filterCallingUid, int userId, 6537 boolean resolveForStart, boolean allowDynamicSplits) { 6538 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6539 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6540 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6541 false /* requireFullPermission */, false /* checkShell */, 6542 "query intent activities"); 6543 final String pkgName = intent.getPackage(); 6544 ComponentName comp = intent.getComponent(); 6545 if (comp == null) { 6546 if (intent.getSelector() != null) { 6547 intent = intent.getSelector(); 6548 comp = intent.getComponent(); 6549 } 6550 } 6551 6552 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6553 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6554 if (comp != null) { 6555 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6556 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6557 if (ai != null) { 6558 // When specifying an explicit component, we prevent the activity from being 6559 // used when either 1) the calling package is normal and the activity is within 6560 // an ephemeral application or 2) the calling package is ephemeral and the 6561 // activity is not visible to ephemeral applications. 6562 final boolean matchInstantApp = 6563 (flags & PackageManager.MATCH_INSTANT) != 0; 6564 final boolean matchVisibleToInstantAppOnly = 6565 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6566 final boolean matchExplicitlyVisibleOnly = 6567 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6568 final boolean isCallerInstantApp = 6569 instantAppPkgName != null; 6570 final boolean isTargetSameInstantApp = 6571 comp.getPackageName().equals(instantAppPkgName); 6572 final boolean isTargetInstantApp = 6573 (ai.applicationInfo.privateFlags 6574 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6575 final boolean isTargetVisibleToInstantApp = 6576 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6577 final boolean isTargetExplicitlyVisibleToInstantApp = 6578 isTargetVisibleToInstantApp 6579 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6580 final boolean isTargetHiddenFromInstantApp = 6581 !isTargetVisibleToInstantApp 6582 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6583 final boolean blockResolution = 6584 !isTargetSameInstantApp 6585 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6586 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6587 && isTargetHiddenFromInstantApp)); 6588 if (!blockResolution) { 6589 final ResolveInfo ri = new ResolveInfo(); 6590 ri.activityInfo = ai; 6591 list.add(ri); 6592 } 6593 } 6594 return applyPostResolutionFilter( 6595 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6596 } 6597 6598 // reader 6599 boolean sortResult = false; 6600 boolean addInstant = false; 6601 List<ResolveInfo> result; 6602 synchronized (mPackages) { 6603 if (pkgName == null) { 6604 List<CrossProfileIntentFilter> matchingFilters = 6605 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6606 // Check for results that need to skip the current profile. 6607 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6608 resolvedType, flags, userId); 6609 if (xpResolveInfo != null) { 6610 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6611 xpResult.add(xpResolveInfo); 6612 return applyPostResolutionFilter( 6613 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6614 allowDynamicSplits, filterCallingUid, userId, intent); 6615 } 6616 6617 // Check for results in the current profile. 6618 result = filterIfNotSystemUser(mActivities.queryIntent( 6619 intent, resolvedType, flags, userId), userId); 6620 addInstant = isInstantAppResolutionAllowed(intent, result, userId, 6621 false /*skipPackageCheck*/); 6622 // Check for cross profile results. 6623 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6624 xpResolveInfo = queryCrossProfileIntents( 6625 matchingFilters, intent, resolvedType, flags, userId, 6626 hasNonNegativePriorityResult); 6627 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6628 boolean isVisibleToUser = filterIfNotSystemUser( 6629 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6630 if (isVisibleToUser) { 6631 result.add(xpResolveInfo); 6632 sortResult = true; 6633 } 6634 } 6635 if (intent.hasWebURI()) { 6636 CrossProfileDomainInfo xpDomainInfo = null; 6637 final UserInfo parent = getProfileParent(userId); 6638 if (parent != null) { 6639 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6640 flags, userId, parent.id); 6641 } 6642 if (xpDomainInfo != null) { 6643 if (xpResolveInfo != null) { 6644 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6645 // in the result. 6646 result.remove(xpResolveInfo); 6647 } 6648 if (result.size() == 0 && !addInstant) { 6649 // No result in current profile, but found candidate in parent user. 6650 // And we are not going to add emphemeral app, so we can return the 6651 // result straight away. 6652 result.add(xpDomainInfo.resolveInfo); 6653 return applyPostResolutionFilter(result, instantAppPkgName, 6654 allowDynamicSplits, filterCallingUid, userId, intent); 6655 } 6656 } else if (result.size() <= 1 && !addInstant) { 6657 // No result in parent user and <= 1 result in current profile, and we 6658 // are not going to add emphemeral app, so we can return the result without 6659 // further processing. 6660 return applyPostResolutionFilter(result, instantAppPkgName, 6661 allowDynamicSplits, filterCallingUid, userId, intent); 6662 } 6663 // We have more than one candidate (combining results from current and parent 6664 // profile), so we need filtering and sorting. 6665 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6666 intent, flags, result, xpDomainInfo, userId); 6667 sortResult = true; 6668 } 6669 } else { 6670 final PackageParser.Package pkg = mPackages.get(pkgName); 6671 result = null; 6672 if (pkg != null) { 6673 result = filterIfNotSystemUser( 6674 mActivities.queryIntentForPackage( 6675 intent, resolvedType, flags, pkg.activities, userId), 6676 userId); 6677 } 6678 if (result == null || result.size() == 0) { 6679 // the caller wants to resolve for a particular package; however, there 6680 // were no installed results, so, try to find an ephemeral result 6681 addInstant = isInstantAppResolutionAllowed( 6682 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6683 if (result == null) { 6684 result = new ArrayList<>(); 6685 } 6686 } 6687 } 6688 } 6689 if (addInstant) { 6690 result = maybeAddInstantAppInstaller( 6691 result, intent, resolvedType, flags, userId, resolveForStart); 6692 } 6693 if (sortResult) { 6694 Collections.sort(result, mResolvePrioritySorter); 6695 } 6696 return applyPostResolutionFilter( 6697 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6698 } 6699 6700 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6701 String resolvedType, int flags, int userId, boolean resolveForStart) { 6702 // first, check to see if we've got an instant app already installed 6703 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6704 ResolveInfo localInstantApp = null; 6705 boolean blockResolution = false; 6706 if (!alreadyResolvedLocally) { 6707 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6708 flags 6709 | PackageManager.GET_RESOLVED_FILTER 6710 | PackageManager.MATCH_INSTANT 6711 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6712 userId); 6713 for (int i = instantApps.size() - 1; i >= 0; --i) { 6714 final ResolveInfo info = instantApps.get(i); 6715 final String packageName = info.activityInfo.packageName; 6716 final PackageSetting ps = mSettings.mPackages.get(packageName); 6717 if (ps.getInstantApp(userId)) { 6718 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6719 final int status = (int)(packedStatus >> 32); 6720 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6721 // there's a local instant application installed, but, the user has 6722 // chosen to never use it; skip resolution and don't acknowledge 6723 // an instant application is even available 6724 if (DEBUG_INSTANT) { 6725 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6726 } 6727 blockResolution = true; 6728 break; 6729 } else { 6730 // we have a locally installed instant application; skip resolution 6731 // but acknowledge there's an instant application available 6732 if (DEBUG_INSTANT) { 6733 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6734 } 6735 localInstantApp = info; 6736 break; 6737 } 6738 } 6739 } 6740 } 6741 // no app installed, let's see if one's available 6742 AuxiliaryResolveInfo auxiliaryResponse = null; 6743 if (!blockResolution) { 6744 if (localInstantApp == null) { 6745 // we don't have an instant app locally, resolve externally 6746 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6747 final InstantAppRequest requestObject = new InstantAppRequest( 6748 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6749 null /*callingPackage*/, userId, null /*verificationBundle*/, 6750 resolveForStart); 6751 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6752 mInstantAppResolverConnection, requestObject); 6753 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6754 } else { 6755 // we have an instant application locally, but, we can't admit that since 6756 // callers shouldn't be able to determine prior browsing. create a dummy 6757 // auxiliary response so the downstream code behaves as if there's an 6758 // instant application available externally. when it comes time to start 6759 // the instant application, we'll do the right thing. 6760 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6761 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6762 ai.packageName, ai.versionCode, null /* splitName */); 6763 } 6764 } 6765 if (intent.isWebIntent() && auxiliaryResponse == null) { 6766 return result; 6767 } 6768 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6769 if (ps == null 6770 || ps.getUserState().get(userId) == null 6771 || !ps.getUserState().get(userId).isEnabled(mInstantAppInstallerActivity, 0)) { 6772 return result; 6773 } 6774 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6775 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6776 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6777 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6778 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6779 // add a non-generic filter 6780 ephemeralInstaller.filter = new IntentFilter(); 6781 if (intent.getAction() != null) { 6782 ephemeralInstaller.filter.addAction(intent.getAction()); 6783 } 6784 if (intent.getData() != null && intent.getData().getPath() != null) { 6785 ephemeralInstaller.filter.addDataPath( 6786 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6787 } 6788 ephemeralInstaller.isInstantAppAvailable = true; 6789 // make sure this resolver is the default 6790 ephemeralInstaller.isDefault = true; 6791 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6792 if (DEBUG_INSTANT) { 6793 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6794 } 6795 6796 result.add(ephemeralInstaller); 6797 return result; 6798 } 6799 6800 private static class CrossProfileDomainInfo { 6801 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6802 ResolveInfo resolveInfo; 6803 /* Best domain verification status of the activities found in the other profile */ 6804 int bestDomainVerificationStatus; 6805 } 6806 6807 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6808 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6809 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6810 sourceUserId)) { 6811 return null; 6812 } 6813 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6814 resolvedType, flags, parentUserId); 6815 6816 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6817 return null; 6818 } 6819 CrossProfileDomainInfo result = null; 6820 int size = resultTargetUser.size(); 6821 for (int i = 0; i < size; i++) { 6822 ResolveInfo riTargetUser = resultTargetUser.get(i); 6823 // Intent filter verification is only for filters that specify a host. So don't return 6824 // those that handle all web uris. 6825 if (riTargetUser.handleAllWebDataURI) { 6826 continue; 6827 } 6828 String packageName = riTargetUser.activityInfo.packageName; 6829 PackageSetting ps = mSettings.mPackages.get(packageName); 6830 if (ps == null) { 6831 continue; 6832 } 6833 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6834 int status = (int)(verificationState >> 32); 6835 if (result == null) { 6836 result = new CrossProfileDomainInfo(); 6837 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6838 sourceUserId, parentUserId); 6839 result.bestDomainVerificationStatus = status; 6840 } else { 6841 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6842 result.bestDomainVerificationStatus); 6843 } 6844 } 6845 // Don't consider matches with status NEVER across profiles. 6846 if (result != null && result.bestDomainVerificationStatus 6847 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6848 return null; 6849 } 6850 return result; 6851 } 6852 6853 /** 6854 * Verification statuses are ordered from the worse to the best, except for 6855 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6856 */ 6857 private int bestDomainVerificationStatus(int status1, int status2) { 6858 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6859 return status2; 6860 } 6861 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6862 return status1; 6863 } 6864 return (int) MathUtils.max(status1, status2); 6865 } 6866 6867 private boolean isUserEnabled(int userId) { 6868 long callingId = Binder.clearCallingIdentity(); 6869 try { 6870 UserInfo userInfo = sUserManager.getUserInfo(userId); 6871 return userInfo != null && userInfo.isEnabled(); 6872 } finally { 6873 Binder.restoreCallingIdentity(callingId); 6874 } 6875 } 6876 6877 /** 6878 * Filter out activities with systemUserOnly flag set, when current user is not System. 6879 * 6880 * @return filtered list 6881 */ 6882 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6883 if (userId == UserHandle.USER_SYSTEM) { 6884 return resolveInfos; 6885 } 6886 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6887 ResolveInfo info = resolveInfos.get(i); 6888 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6889 resolveInfos.remove(i); 6890 } 6891 } 6892 return resolveInfos; 6893 } 6894 6895 /** 6896 * Filters out ephemeral activities. 6897 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6898 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6899 * 6900 * @param resolveInfos The pre-filtered list of resolved activities 6901 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6902 * is performed. 6903 * @param intent 6904 * @return A filtered list of resolved activities. 6905 */ 6906 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6907 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId, 6908 Intent intent) { 6909 final boolean blockInstant = intent.isWebIntent() && areWebInstantAppsDisabled(); 6910 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6911 final ResolveInfo info = resolveInfos.get(i); 6912 // remove locally resolved instant app web results when disabled 6913 if (info.isInstantAppAvailable && blockInstant) { 6914 resolveInfos.remove(i); 6915 continue; 6916 } 6917 // allow activities that are defined in the provided package 6918 if (allowDynamicSplits 6919 && info.activityInfo != null 6920 && info.activityInfo.splitName != null 6921 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6922 info.activityInfo.splitName)) { 6923 if (mInstantAppInstallerActivity == null) { 6924 if (DEBUG_INSTALL) { 6925 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6926 } 6927 resolveInfos.remove(i); 6928 continue; 6929 } 6930 if (blockInstant && isInstantApp(info.activityInfo.packageName, userId)) { 6931 resolveInfos.remove(i); 6932 continue; 6933 } 6934 // requested activity is defined in a split that hasn't been installed yet. 6935 // add the installer to the resolve list 6936 if (DEBUG_INSTALL) { 6937 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6938 } 6939 final ResolveInfo installerInfo = new ResolveInfo( 6940 mInstantAppInstallerInfo); 6941 final ComponentName installFailureActivity = findInstallFailureActivity( 6942 info.activityInfo.packageName, filterCallingUid, userId); 6943 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6944 installFailureActivity, 6945 info.activityInfo.packageName, 6946 info.activityInfo.applicationInfo.versionCode, 6947 info.activityInfo.splitName); 6948 // add a non-generic filter 6949 installerInfo.filter = new IntentFilter(); 6950 6951 // This resolve info may appear in the chooser UI, so let us make it 6952 // look as the one it replaces as far as the user is concerned which 6953 // requires loading the correct label and icon for the resolve info. 6954 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6955 installerInfo.labelRes = info.resolveLabelResId(); 6956 installerInfo.icon = info.resolveIconResId(); 6957 installerInfo.isInstantAppAvailable = true; 6958 resolveInfos.set(i, installerInfo); 6959 continue; 6960 } 6961 // caller is a full app, don't need to apply any other filtering 6962 if (ephemeralPkgName == null) { 6963 continue; 6964 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6965 // caller is same app; don't need to apply any other filtering 6966 continue; 6967 } 6968 // allow activities that have been explicitly exposed to ephemeral apps 6969 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6970 if (!isEphemeralApp 6971 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6972 continue; 6973 } 6974 resolveInfos.remove(i); 6975 } 6976 return resolveInfos; 6977 } 6978 6979 /** 6980 * Returns the activity component that can handle install failures. 6981 * <p>By default, the instant application installer handles failures. However, an 6982 * application may want to handle failures on its own. Applications do this by 6983 * creating an activity with an intent filter that handles the action 6984 * {@link Intent#ACTION_INSTALL_FAILURE}. 6985 */ 6986 private @Nullable ComponentName findInstallFailureActivity( 6987 String packageName, int filterCallingUid, int userId) { 6988 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6989 failureActivityIntent.setPackage(packageName); 6990 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6991 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6992 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6993 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6994 final int NR = result.size(); 6995 if (NR > 0) { 6996 for (int i = 0; i < NR; i++) { 6997 final ResolveInfo info = result.get(i); 6998 if (info.activityInfo.splitName != null) { 6999 continue; 7000 } 7001 return new ComponentName(packageName, info.activityInfo.name); 7002 } 7003 } 7004 return null; 7005 } 7006 7007 /** 7008 * @param resolveInfos list of resolve infos in descending priority order 7009 * @return if the list contains a resolve info with non-negative priority 7010 */ 7011 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 7012 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 7013 } 7014 7015 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 7016 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 7017 int userId) { 7018 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 7019 7020 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7021 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 7022 candidates.size()); 7023 } 7024 7025 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 7026 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 7027 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 7028 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 7029 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 7030 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 7031 7032 synchronized (mPackages) { 7033 final int count = candidates.size(); 7034 // First, try to use linked apps. Partition the candidates into four lists: 7035 // one for the final results, one for the "do not use ever", one for "undefined status" 7036 // and finally one for "browser app type". 7037 for (int n=0; n<count; n++) { 7038 ResolveInfo info = candidates.get(n); 7039 String packageName = info.activityInfo.packageName; 7040 PackageSetting ps = mSettings.mPackages.get(packageName); 7041 if (ps != null) { 7042 // Add to the special match all list (Browser use case) 7043 if (info.handleAllWebDataURI) { 7044 matchAllList.add(info); 7045 continue; 7046 } 7047 // Try to get the status from User settings first 7048 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 7049 int status = (int)(packedStatus >> 32); 7050 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 7051 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 7052 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7053 Slog.i(TAG, " + always: " + info.activityInfo.packageName 7054 + " : linkgen=" + linkGeneration); 7055 } 7056 // Use link-enabled generation as preferredOrder, i.e. 7057 // prefer newly-enabled over earlier-enabled. 7058 info.preferredOrder = linkGeneration; 7059 alwaysList.add(info); 7060 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 7061 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7062 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 7063 } 7064 neverList.add(info); 7065 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 7066 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7067 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 7068 } 7069 alwaysAskList.add(info); 7070 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 7071 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 7072 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7073 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 7074 } 7075 undefinedList.add(info); 7076 } 7077 } 7078 } 7079 7080 // We'll want to include browser possibilities in a few cases 7081 boolean includeBrowser = false; 7082 7083 // First try to add the "always" resolution(s) for the current user, if any 7084 if (alwaysList.size() > 0) { 7085 result.addAll(alwaysList); 7086 } else { 7087 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7088 result.addAll(undefinedList); 7089 // Maybe add one for the other profile. 7090 if (xpDomainInfo != null && ( 7091 xpDomainInfo.bestDomainVerificationStatus 7092 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7093 result.add(xpDomainInfo.resolveInfo); 7094 } 7095 includeBrowser = true; 7096 } 7097 7098 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7099 // If there were 'always' entries their preferred order has been set, so we also 7100 // back that off to make the alternatives equivalent 7101 if (alwaysAskList.size() > 0) { 7102 for (ResolveInfo i : result) { 7103 i.preferredOrder = 0; 7104 } 7105 result.addAll(alwaysAskList); 7106 includeBrowser = true; 7107 } 7108 7109 if (includeBrowser) { 7110 // Also add browsers (all of them or only the default one) 7111 if (DEBUG_DOMAIN_VERIFICATION) { 7112 Slog.v(TAG, " ...including browsers in candidate set"); 7113 } 7114 if ((matchFlags & MATCH_ALL) != 0) { 7115 result.addAll(matchAllList); 7116 } else { 7117 // Browser/generic handling case. If there's a default browser, go straight 7118 // to that (but only if there is no other higher-priority match). 7119 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7120 int maxMatchPrio = 0; 7121 ResolveInfo defaultBrowserMatch = null; 7122 final int numCandidates = matchAllList.size(); 7123 for (int n = 0; n < numCandidates; n++) { 7124 ResolveInfo info = matchAllList.get(n); 7125 // track the highest overall match priority... 7126 if (info.priority > maxMatchPrio) { 7127 maxMatchPrio = info.priority; 7128 } 7129 // ...and the highest-priority default browser match 7130 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7131 if (defaultBrowserMatch == null 7132 || (defaultBrowserMatch.priority < info.priority)) { 7133 if (debug) { 7134 Slog.v(TAG, "Considering default browser match " + info); 7135 } 7136 defaultBrowserMatch = info; 7137 } 7138 } 7139 } 7140 if (defaultBrowserMatch != null 7141 && defaultBrowserMatch.priority >= maxMatchPrio 7142 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7143 { 7144 if (debug) { 7145 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7146 } 7147 result.add(defaultBrowserMatch); 7148 } else { 7149 result.addAll(matchAllList); 7150 } 7151 } 7152 7153 // If there is nothing selected, add all candidates and remove the ones that the user 7154 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7155 if (result.size() == 0) { 7156 result.addAll(candidates); 7157 result.removeAll(neverList); 7158 } 7159 } 7160 } 7161 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7162 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7163 result.size()); 7164 for (ResolveInfo info : result) { 7165 Slog.v(TAG, " + " + info.activityInfo); 7166 } 7167 } 7168 return result; 7169 } 7170 7171 // Returns a packed value as a long: 7172 // 7173 // high 'int'-sized word: link status: undefined/ask/never/always. 7174 // low 'int'-sized word: relative priority among 'always' results. 7175 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7176 long result = ps.getDomainVerificationStatusForUser(userId); 7177 // if none available, get the master status 7178 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7179 if (ps.getIntentFilterVerificationInfo() != null) { 7180 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7181 } 7182 } 7183 return result; 7184 } 7185 7186 private ResolveInfo querySkipCurrentProfileIntents( 7187 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7188 int flags, int sourceUserId) { 7189 if (matchingFilters != null) { 7190 int size = matchingFilters.size(); 7191 for (int i = 0; i < size; i ++) { 7192 CrossProfileIntentFilter filter = matchingFilters.get(i); 7193 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7194 // Checking if there are activities in the target user that can handle the 7195 // intent. 7196 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7197 resolvedType, flags, sourceUserId); 7198 if (resolveInfo != null) { 7199 return resolveInfo; 7200 } 7201 } 7202 } 7203 } 7204 return null; 7205 } 7206 7207 // Return matching ResolveInfo in target user if any. 7208 private ResolveInfo queryCrossProfileIntents( 7209 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7210 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7211 if (matchingFilters != null) { 7212 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7213 // match the same intent. For performance reasons, it is better not to 7214 // run queryIntent twice for the same userId 7215 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7216 int size = matchingFilters.size(); 7217 for (int i = 0; i < size; i++) { 7218 CrossProfileIntentFilter filter = matchingFilters.get(i); 7219 int targetUserId = filter.getTargetUserId(); 7220 boolean skipCurrentProfile = 7221 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7222 boolean skipCurrentProfileIfNoMatchFound = 7223 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7224 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7225 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7226 // Checking if there are activities in the target user that can handle the 7227 // intent. 7228 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7229 resolvedType, flags, sourceUserId); 7230 if (resolveInfo != null) return resolveInfo; 7231 alreadyTriedUserIds.put(targetUserId, true); 7232 } 7233 } 7234 } 7235 return null; 7236 } 7237 7238 /** 7239 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7240 * will forward the intent to the filter's target user. 7241 * Otherwise, returns null. 7242 */ 7243 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7244 String resolvedType, int flags, int sourceUserId) { 7245 int targetUserId = filter.getTargetUserId(); 7246 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7247 resolvedType, flags, targetUserId); 7248 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7249 // If all the matches in the target profile are suspended, return null. 7250 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7251 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7252 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7253 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7254 targetUserId); 7255 } 7256 } 7257 } 7258 return null; 7259 } 7260 7261 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7262 int sourceUserId, int targetUserId) { 7263 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7264 long ident = Binder.clearCallingIdentity(); 7265 boolean targetIsProfile; 7266 try { 7267 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7268 } finally { 7269 Binder.restoreCallingIdentity(ident); 7270 } 7271 String className; 7272 if (targetIsProfile) { 7273 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7274 } else { 7275 className = FORWARD_INTENT_TO_PARENT; 7276 } 7277 ComponentName forwardingActivityComponentName = new ComponentName( 7278 mAndroidApplication.packageName, className); 7279 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7280 sourceUserId); 7281 if (!targetIsProfile) { 7282 forwardingActivityInfo.showUserIcon = targetUserId; 7283 forwardingResolveInfo.noResourceId = true; 7284 } 7285 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7286 forwardingResolveInfo.priority = 0; 7287 forwardingResolveInfo.preferredOrder = 0; 7288 forwardingResolveInfo.match = 0; 7289 forwardingResolveInfo.isDefault = true; 7290 forwardingResolveInfo.filter = filter; 7291 forwardingResolveInfo.targetUserId = targetUserId; 7292 return forwardingResolveInfo; 7293 } 7294 7295 @Override 7296 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7297 Intent[] specifics, String[] specificTypes, Intent intent, 7298 String resolvedType, int flags, int userId) { 7299 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7300 specificTypes, intent, resolvedType, flags, userId)); 7301 } 7302 7303 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7304 Intent[] specifics, String[] specificTypes, Intent intent, 7305 String resolvedType, int flags, int userId) { 7306 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7307 final int callingUid = Binder.getCallingUid(); 7308 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7309 false /*includeInstantApps*/); 7310 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7311 false /*requireFullPermission*/, false /*checkShell*/, 7312 "query intent activity options"); 7313 final String resultsAction = intent.getAction(); 7314 7315 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7316 | PackageManager.GET_RESOLVED_FILTER, userId); 7317 7318 if (DEBUG_INTENT_MATCHING) { 7319 Log.v(TAG, "Query " + intent + ": " + results); 7320 } 7321 7322 int specificsPos = 0; 7323 int N; 7324 7325 // todo: note that the algorithm used here is O(N^2). This 7326 // isn't a problem in our current environment, but if we start running 7327 // into situations where we have more than 5 or 10 matches then this 7328 // should probably be changed to something smarter... 7329 7330 // First we go through and resolve each of the specific items 7331 // that were supplied, taking care of removing any corresponding 7332 // duplicate items in the generic resolve list. 7333 if (specifics != null) { 7334 for (int i=0; i<specifics.length; i++) { 7335 final Intent sintent = specifics[i]; 7336 if (sintent == null) { 7337 continue; 7338 } 7339 7340 if (DEBUG_INTENT_MATCHING) { 7341 Log.v(TAG, "Specific #" + i + ": " + sintent); 7342 } 7343 7344 String action = sintent.getAction(); 7345 if (resultsAction != null && resultsAction.equals(action)) { 7346 // If this action was explicitly requested, then don't 7347 // remove things that have it. 7348 action = null; 7349 } 7350 7351 ResolveInfo ri = null; 7352 ActivityInfo ai = null; 7353 7354 ComponentName comp = sintent.getComponent(); 7355 if (comp == null) { 7356 ri = resolveIntent( 7357 sintent, 7358 specificTypes != null ? specificTypes[i] : null, 7359 flags, userId); 7360 if (ri == null) { 7361 continue; 7362 } 7363 if (ri == mResolveInfo) { 7364 // ACK! Must do something better with this. 7365 } 7366 ai = ri.activityInfo; 7367 comp = new ComponentName(ai.applicationInfo.packageName, 7368 ai.name); 7369 } else { 7370 ai = getActivityInfo(comp, flags, userId); 7371 if (ai == null) { 7372 continue; 7373 } 7374 } 7375 7376 // Look for any generic query activities that are duplicates 7377 // of this specific one, and remove them from the results. 7378 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7379 N = results.size(); 7380 int j; 7381 for (j=specificsPos; j<N; j++) { 7382 ResolveInfo sri = results.get(j); 7383 if ((sri.activityInfo.name.equals(comp.getClassName()) 7384 && sri.activityInfo.applicationInfo.packageName.equals( 7385 comp.getPackageName())) 7386 || (action != null && sri.filter.matchAction(action))) { 7387 results.remove(j); 7388 if (DEBUG_INTENT_MATCHING) Log.v( 7389 TAG, "Removing duplicate item from " + j 7390 + " due to specific " + specificsPos); 7391 if (ri == null) { 7392 ri = sri; 7393 } 7394 j--; 7395 N--; 7396 } 7397 } 7398 7399 // Add this specific item to its proper place. 7400 if (ri == null) { 7401 ri = new ResolveInfo(); 7402 ri.activityInfo = ai; 7403 } 7404 results.add(specificsPos, ri); 7405 ri.specificIndex = i; 7406 specificsPos++; 7407 } 7408 } 7409 7410 // Now we go through the remaining generic results and remove any 7411 // duplicate actions that are found here. 7412 N = results.size(); 7413 for (int i=specificsPos; i<N-1; i++) { 7414 final ResolveInfo rii = results.get(i); 7415 if (rii.filter == null) { 7416 continue; 7417 } 7418 7419 // Iterate over all of the actions of this result's intent 7420 // filter... typically this should be just one. 7421 final Iterator<String> it = rii.filter.actionsIterator(); 7422 if (it == null) { 7423 continue; 7424 } 7425 while (it.hasNext()) { 7426 final String action = it.next(); 7427 if (resultsAction != null && resultsAction.equals(action)) { 7428 // If this action was explicitly requested, then don't 7429 // remove things that have it. 7430 continue; 7431 } 7432 for (int j=i+1; j<N; j++) { 7433 final ResolveInfo rij = results.get(j); 7434 if (rij.filter != null && rij.filter.hasAction(action)) { 7435 results.remove(j); 7436 if (DEBUG_INTENT_MATCHING) Log.v( 7437 TAG, "Removing duplicate item from " + j 7438 + " due to action " + action + " at " + i); 7439 j--; 7440 N--; 7441 } 7442 } 7443 } 7444 7445 // If the caller didn't request filter information, drop it now 7446 // so we don't have to marshall/unmarshall it. 7447 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7448 rii.filter = null; 7449 } 7450 } 7451 7452 // Filter out the caller activity if so requested. 7453 if (caller != null) { 7454 N = results.size(); 7455 for (int i=0; i<N; i++) { 7456 ActivityInfo ainfo = results.get(i).activityInfo; 7457 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7458 && caller.getClassName().equals(ainfo.name)) { 7459 results.remove(i); 7460 break; 7461 } 7462 } 7463 } 7464 7465 // If the caller didn't request filter information, 7466 // drop them now so we don't have to 7467 // marshall/unmarshall it. 7468 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7469 N = results.size(); 7470 for (int i=0; i<N; i++) { 7471 results.get(i).filter = null; 7472 } 7473 } 7474 7475 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7476 return results; 7477 } 7478 7479 @Override 7480 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7481 String resolvedType, int flags, int userId) { 7482 return new ParceledListSlice<>( 7483 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7484 false /*allowDynamicSplits*/)); 7485 } 7486 7487 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7488 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7489 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7490 final int callingUid = Binder.getCallingUid(); 7491 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7492 false /*requireFullPermission*/, false /*checkShell*/, 7493 "query intent receivers"); 7494 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7495 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7496 false /*includeInstantApps*/); 7497 ComponentName comp = intent.getComponent(); 7498 if (comp == null) { 7499 if (intent.getSelector() != null) { 7500 intent = intent.getSelector(); 7501 comp = intent.getComponent(); 7502 } 7503 } 7504 if (comp != null) { 7505 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7506 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7507 if (ai != null) { 7508 // When specifying an explicit component, we prevent the activity from being 7509 // used when either 1) the calling package is normal and the activity is within 7510 // an instant application or 2) the calling package is ephemeral and the 7511 // activity is not visible to instant applications. 7512 final boolean matchInstantApp = 7513 (flags & PackageManager.MATCH_INSTANT) != 0; 7514 final boolean matchVisibleToInstantAppOnly = 7515 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7516 final boolean matchExplicitlyVisibleOnly = 7517 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7518 final boolean isCallerInstantApp = 7519 instantAppPkgName != null; 7520 final boolean isTargetSameInstantApp = 7521 comp.getPackageName().equals(instantAppPkgName); 7522 final boolean isTargetInstantApp = 7523 (ai.applicationInfo.privateFlags 7524 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7525 final boolean isTargetVisibleToInstantApp = 7526 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7527 final boolean isTargetExplicitlyVisibleToInstantApp = 7528 isTargetVisibleToInstantApp 7529 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7530 final boolean isTargetHiddenFromInstantApp = 7531 !isTargetVisibleToInstantApp 7532 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7533 final boolean blockResolution = 7534 !isTargetSameInstantApp 7535 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7536 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7537 && isTargetHiddenFromInstantApp)); 7538 if (!blockResolution) { 7539 ResolveInfo ri = new ResolveInfo(); 7540 ri.activityInfo = ai; 7541 list.add(ri); 7542 } 7543 } 7544 return applyPostResolutionFilter( 7545 list, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7546 } 7547 7548 // reader 7549 synchronized (mPackages) { 7550 String pkgName = intent.getPackage(); 7551 if (pkgName == null) { 7552 final List<ResolveInfo> result = 7553 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7554 return applyPostResolutionFilter( 7555 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7556 } 7557 final PackageParser.Package pkg = mPackages.get(pkgName); 7558 if (pkg != null) { 7559 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7560 intent, resolvedType, flags, pkg.receivers, userId); 7561 return applyPostResolutionFilter( 7562 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7563 } 7564 return Collections.emptyList(); 7565 } 7566 } 7567 7568 @Override 7569 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7570 final int callingUid = Binder.getCallingUid(); 7571 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7572 } 7573 7574 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7575 int userId, int callingUid) { 7576 if (!sUserManager.exists(userId)) return null; 7577 flags = updateFlagsForResolve( 7578 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7579 List<ResolveInfo> query = queryIntentServicesInternal( 7580 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7581 if (query != null) { 7582 if (query.size() >= 1) { 7583 // If there is more than one service with the same priority, 7584 // just arbitrarily pick the first one. 7585 return query.get(0); 7586 } 7587 } 7588 return null; 7589 } 7590 7591 @Override 7592 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7593 String resolvedType, int flags, int userId) { 7594 final int callingUid = Binder.getCallingUid(); 7595 return new ParceledListSlice<>(queryIntentServicesInternal( 7596 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7597 } 7598 7599 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7600 String resolvedType, int flags, int userId, int callingUid, 7601 boolean includeInstantApps) { 7602 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7603 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7604 false /*requireFullPermission*/, false /*checkShell*/, 7605 "query intent receivers"); 7606 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7607 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7608 ComponentName comp = intent.getComponent(); 7609 if (comp == null) { 7610 if (intent.getSelector() != null) { 7611 intent = intent.getSelector(); 7612 comp = intent.getComponent(); 7613 } 7614 } 7615 if (comp != null) { 7616 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7617 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7618 if (si != null) { 7619 // When specifying an explicit component, we prevent the service from being 7620 // used when either 1) the service is in an instant application and the 7621 // caller is not the same instant application or 2) the calling package is 7622 // ephemeral and the activity is not visible to ephemeral applications. 7623 final boolean matchInstantApp = 7624 (flags & PackageManager.MATCH_INSTANT) != 0; 7625 final boolean matchVisibleToInstantAppOnly = 7626 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7627 final boolean isCallerInstantApp = 7628 instantAppPkgName != null; 7629 final boolean isTargetSameInstantApp = 7630 comp.getPackageName().equals(instantAppPkgName); 7631 final boolean isTargetInstantApp = 7632 (si.applicationInfo.privateFlags 7633 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7634 final boolean isTargetHiddenFromInstantApp = 7635 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7636 final boolean blockResolution = 7637 !isTargetSameInstantApp 7638 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7639 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7640 && isTargetHiddenFromInstantApp)); 7641 if (!blockResolution) { 7642 final ResolveInfo ri = new ResolveInfo(); 7643 ri.serviceInfo = si; 7644 list.add(ri); 7645 } 7646 } 7647 return list; 7648 } 7649 7650 // reader 7651 synchronized (mPackages) { 7652 String pkgName = intent.getPackage(); 7653 if (pkgName == null) { 7654 return applyPostServiceResolutionFilter( 7655 mServices.queryIntent(intent, resolvedType, flags, userId), 7656 instantAppPkgName); 7657 } 7658 final PackageParser.Package pkg = mPackages.get(pkgName); 7659 if (pkg != null) { 7660 return applyPostServiceResolutionFilter( 7661 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7662 userId), 7663 instantAppPkgName); 7664 } 7665 return Collections.emptyList(); 7666 } 7667 } 7668 7669 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7670 String instantAppPkgName) { 7671 if (instantAppPkgName == null) { 7672 return resolveInfos; 7673 } 7674 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7675 final ResolveInfo info = resolveInfos.get(i); 7676 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7677 // allow services that are defined in the provided package 7678 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7679 if (info.serviceInfo.splitName != null 7680 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7681 info.serviceInfo.splitName)) { 7682 // requested service is defined in a split that hasn't been installed yet. 7683 // add the installer to the resolve list 7684 if (DEBUG_INSTANT) { 7685 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7686 } 7687 final ResolveInfo installerInfo = new ResolveInfo( 7688 mInstantAppInstallerInfo); 7689 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7690 null /* installFailureActivity */, 7691 info.serviceInfo.packageName, 7692 info.serviceInfo.applicationInfo.versionCode, 7693 info.serviceInfo.splitName); 7694 // add a non-generic filter 7695 installerInfo.filter = new IntentFilter(); 7696 // load resources from the correct package 7697 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7698 resolveInfos.set(i, installerInfo); 7699 } 7700 continue; 7701 } 7702 // allow services that have been explicitly exposed to ephemeral apps 7703 if (!isEphemeralApp 7704 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7705 continue; 7706 } 7707 resolveInfos.remove(i); 7708 } 7709 return resolveInfos; 7710 } 7711 7712 @Override 7713 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7714 String resolvedType, int flags, int userId) { 7715 return new ParceledListSlice<>( 7716 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7717 } 7718 7719 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7720 Intent intent, String resolvedType, int flags, int userId) { 7721 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7722 final int callingUid = Binder.getCallingUid(); 7723 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7724 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7725 false /*includeInstantApps*/); 7726 ComponentName comp = intent.getComponent(); 7727 if (comp == null) { 7728 if (intent.getSelector() != null) { 7729 intent = intent.getSelector(); 7730 comp = intent.getComponent(); 7731 } 7732 } 7733 if (comp != null) { 7734 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7735 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7736 if (pi != null) { 7737 // When specifying an explicit component, we prevent the provider from being 7738 // used when either 1) the provider is in an instant application and the 7739 // caller is not the same instant application or 2) the calling package is an 7740 // instant application and the provider is not visible to instant applications. 7741 final boolean matchInstantApp = 7742 (flags & PackageManager.MATCH_INSTANT) != 0; 7743 final boolean matchVisibleToInstantAppOnly = 7744 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7745 final boolean isCallerInstantApp = 7746 instantAppPkgName != null; 7747 final boolean isTargetSameInstantApp = 7748 comp.getPackageName().equals(instantAppPkgName); 7749 final boolean isTargetInstantApp = 7750 (pi.applicationInfo.privateFlags 7751 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7752 final boolean isTargetHiddenFromInstantApp = 7753 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7754 final boolean blockResolution = 7755 !isTargetSameInstantApp 7756 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7757 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7758 && isTargetHiddenFromInstantApp)); 7759 if (!blockResolution) { 7760 final ResolveInfo ri = new ResolveInfo(); 7761 ri.providerInfo = pi; 7762 list.add(ri); 7763 } 7764 } 7765 return list; 7766 } 7767 7768 // reader 7769 synchronized (mPackages) { 7770 String pkgName = intent.getPackage(); 7771 if (pkgName == null) { 7772 return applyPostContentProviderResolutionFilter( 7773 mProviders.queryIntent(intent, resolvedType, flags, userId), 7774 instantAppPkgName); 7775 } 7776 final PackageParser.Package pkg = mPackages.get(pkgName); 7777 if (pkg != null) { 7778 return applyPostContentProviderResolutionFilter( 7779 mProviders.queryIntentForPackage( 7780 intent, resolvedType, flags, pkg.providers, userId), 7781 instantAppPkgName); 7782 } 7783 return Collections.emptyList(); 7784 } 7785 } 7786 7787 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7788 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7789 if (instantAppPkgName == null) { 7790 return resolveInfos; 7791 } 7792 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7793 final ResolveInfo info = resolveInfos.get(i); 7794 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7795 // allow providers that are defined in the provided package 7796 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7797 if (info.providerInfo.splitName != null 7798 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7799 info.providerInfo.splitName)) { 7800 // requested provider is defined in a split that hasn't been installed yet. 7801 // add the installer to the resolve list 7802 if (DEBUG_INSTANT) { 7803 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7804 } 7805 final ResolveInfo installerInfo = new ResolveInfo( 7806 mInstantAppInstallerInfo); 7807 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7808 null /*failureActivity*/, 7809 info.providerInfo.packageName, 7810 info.providerInfo.applicationInfo.versionCode, 7811 info.providerInfo.splitName); 7812 // add a non-generic filter 7813 installerInfo.filter = new IntentFilter(); 7814 // load resources from the correct package 7815 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7816 resolveInfos.set(i, installerInfo); 7817 } 7818 continue; 7819 } 7820 // allow providers that have been explicitly exposed to instant applications 7821 if (!isEphemeralApp 7822 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7823 continue; 7824 } 7825 resolveInfos.remove(i); 7826 } 7827 return resolveInfos; 7828 } 7829 7830 @Override 7831 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7832 final int callingUid = Binder.getCallingUid(); 7833 if (getInstantAppPackageName(callingUid) != null) { 7834 return ParceledListSlice.emptyList(); 7835 } 7836 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7837 flags = updateFlagsForPackage(flags, userId, null); 7838 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7839 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7840 true /* requireFullPermission */, false /* checkShell */, 7841 "get installed packages"); 7842 7843 // writer 7844 synchronized (mPackages) { 7845 ArrayList<PackageInfo> list; 7846 if (listUninstalled) { 7847 list = new ArrayList<>(mSettings.mPackages.size()); 7848 for (PackageSetting ps : mSettings.mPackages.values()) { 7849 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7850 continue; 7851 } 7852 if (filterAppAccessLPr(ps, callingUid, userId)) { 7853 continue; 7854 } 7855 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7856 if (pi != null) { 7857 list.add(pi); 7858 } 7859 } 7860 } else { 7861 list = new ArrayList<>(mPackages.size()); 7862 for (PackageParser.Package p : mPackages.values()) { 7863 final PackageSetting ps = (PackageSetting) p.mExtras; 7864 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7865 continue; 7866 } 7867 if (filterAppAccessLPr(ps, callingUid, userId)) { 7868 continue; 7869 } 7870 final PackageInfo pi = generatePackageInfo((PackageSetting) 7871 p.mExtras, flags, userId); 7872 if (pi != null) { 7873 list.add(pi); 7874 } 7875 } 7876 } 7877 7878 return new ParceledListSlice<>(list); 7879 } 7880 } 7881 7882 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7883 String[] permissions, boolean[] tmp, int flags, int userId) { 7884 int numMatch = 0; 7885 final PermissionsState permissionsState = ps.getPermissionsState(); 7886 for (int i=0; i<permissions.length; i++) { 7887 final String permission = permissions[i]; 7888 if (permissionsState.hasPermission(permission, userId)) { 7889 tmp[i] = true; 7890 numMatch++; 7891 } else { 7892 tmp[i] = false; 7893 } 7894 } 7895 if (numMatch == 0) { 7896 return; 7897 } 7898 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7899 7900 // The above might return null in cases of uninstalled apps or install-state 7901 // skew across users/profiles. 7902 if (pi != null) { 7903 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7904 if (numMatch == permissions.length) { 7905 pi.requestedPermissions = permissions; 7906 } else { 7907 pi.requestedPermissions = new String[numMatch]; 7908 numMatch = 0; 7909 for (int i=0; i<permissions.length; i++) { 7910 if (tmp[i]) { 7911 pi.requestedPermissions[numMatch] = permissions[i]; 7912 numMatch++; 7913 } 7914 } 7915 } 7916 } 7917 list.add(pi); 7918 } 7919 } 7920 7921 @Override 7922 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7923 String[] permissions, int flags, int userId) { 7924 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7925 flags = updateFlagsForPackage(flags, userId, permissions); 7926 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7927 true /* requireFullPermission */, false /* checkShell */, 7928 "get packages holding permissions"); 7929 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7930 7931 // writer 7932 synchronized (mPackages) { 7933 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7934 boolean[] tmpBools = new boolean[permissions.length]; 7935 if (listUninstalled) { 7936 for (PackageSetting ps : mSettings.mPackages.values()) { 7937 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7938 userId); 7939 } 7940 } else { 7941 for (PackageParser.Package pkg : mPackages.values()) { 7942 PackageSetting ps = (PackageSetting)pkg.mExtras; 7943 if (ps != null) { 7944 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7945 userId); 7946 } 7947 } 7948 } 7949 7950 return new ParceledListSlice<PackageInfo>(list); 7951 } 7952 } 7953 7954 @Override 7955 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7956 final int callingUid = Binder.getCallingUid(); 7957 if (getInstantAppPackageName(callingUid) != null) { 7958 return ParceledListSlice.emptyList(); 7959 } 7960 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7961 flags = updateFlagsForApplication(flags, userId, null); 7962 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7963 7964 // writer 7965 synchronized (mPackages) { 7966 ArrayList<ApplicationInfo> list; 7967 if (listUninstalled) { 7968 list = new ArrayList<>(mSettings.mPackages.size()); 7969 for (PackageSetting ps : mSettings.mPackages.values()) { 7970 ApplicationInfo ai; 7971 int effectiveFlags = flags; 7972 if (ps.isSystem()) { 7973 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7974 } 7975 if (ps.pkg != null) { 7976 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7977 continue; 7978 } 7979 if (filterAppAccessLPr(ps, callingUid, userId)) { 7980 continue; 7981 } 7982 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7983 ps.readUserState(userId), userId); 7984 if (ai != null) { 7985 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7986 } 7987 } else { 7988 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7989 // and already converts to externally visible package name 7990 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7991 callingUid, effectiveFlags, userId); 7992 } 7993 if (ai != null) { 7994 list.add(ai); 7995 } 7996 } 7997 } else { 7998 list = new ArrayList<>(mPackages.size()); 7999 for (PackageParser.Package p : mPackages.values()) { 8000 if (p.mExtras != null) { 8001 PackageSetting ps = (PackageSetting) p.mExtras; 8002 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 8003 continue; 8004 } 8005 if (filterAppAccessLPr(ps, callingUid, userId)) { 8006 continue; 8007 } 8008 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8009 ps.readUserState(userId), userId); 8010 if (ai != null) { 8011 ai.packageName = resolveExternalPackageNameLPr(p); 8012 list.add(ai); 8013 } 8014 } 8015 } 8016 } 8017 8018 return new ParceledListSlice<>(list); 8019 } 8020 } 8021 8022 @Override 8023 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 8024 if (HIDE_EPHEMERAL_APIS) { 8025 return null; 8026 } 8027 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8028 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8029 "getEphemeralApplications"); 8030 } 8031 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8032 true /* requireFullPermission */, false /* checkShell */, 8033 "getEphemeralApplications"); 8034 synchronized (mPackages) { 8035 List<InstantAppInfo> instantApps = mInstantAppRegistry 8036 .getInstantAppsLPr(userId); 8037 if (instantApps != null) { 8038 return new ParceledListSlice<>(instantApps); 8039 } 8040 } 8041 return null; 8042 } 8043 8044 @Override 8045 public boolean isInstantApp(String packageName, int userId) { 8046 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8047 true /* requireFullPermission */, false /* checkShell */, 8048 "isInstantApp"); 8049 if (HIDE_EPHEMERAL_APIS) { 8050 return false; 8051 } 8052 8053 synchronized (mPackages) { 8054 int callingUid = Binder.getCallingUid(); 8055 if (Process.isIsolated(callingUid)) { 8056 callingUid = mIsolatedOwners.get(callingUid); 8057 } 8058 final PackageSetting ps = mSettings.mPackages.get(packageName); 8059 PackageParser.Package pkg = mPackages.get(packageName); 8060 final boolean returnAllowed = 8061 ps != null 8062 && (isCallerSameApp(packageName, callingUid) 8063 || canViewInstantApps(callingUid, userId) 8064 || mInstantAppRegistry.isInstantAccessGranted( 8065 userId, UserHandle.getAppId(callingUid), ps.appId)); 8066 if (returnAllowed) { 8067 return ps.getInstantApp(userId); 8068 } 8069 } 8070 return false; 8071 } 8072 8073 @Override 8074 public byte[] getInstantAppCookie(String packageName, int userId) { 8075 if (HIDE_EPHEMERAL_APIS) { 8076 return null; 8077 } 8078 8079 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8080 true /* requireFullPermission */, false /* checkShell */, 8081 "getInstantAppCookie"); 8082 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8083 return null; 8084 } 8085 synchronized (mPackages) { 8086 return mInstantAppRegistry.getInstantAppCookieLPw( 8087 packageName, userId); 8088 } 8089 } 8090 8091 @Override 8092 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8093 if (HIDE_EPHEMERAL_APIS) { 8094 return true; 8095 } 8096 8097 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8098 true /* requireFullPermission */, true /* checkShell */, 8099 "setInstantAppCookie"); 8100 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8101 return false; 8102 } 8103 synchronized (mPackages) { 8104 return mInstantAppRegistry.setInstantAppCookieLPw( 8105 packageName, cookie, userId); 8106 } 8107 } 8108 8109 @Override 8110 public Bitmap getInstantAppIcon(String packageName, int userId) { 8111 if (HIDE_EPHEMERAL_APIS) { 8112 return null; 8113 } 8114 8115 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8116 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8117 "getInstantAppIcon"); 8118 } 8119 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8120 true /* requireFullPermission */, false /* checkShell */, 8121 "getInstantAppIcon"); 8122 8123 synchronized (mPackages) { 8124 return mInstantAppRegistry.getInstantAppIconLPw( 8125 packageName, userId); 8126 } 8127 } 8128 8129 private boolean isCallerSameApp(String packageName, int uid) { 8130 PackageParser.Package pkg = mPackages.get(packageName); 8131 return pkg != null 8132 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8133 } 8134 8135 @Override 8136 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8137 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8138 return ParceledListSlice.emptyList(); 8139 } 8140 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8141 } 8142 8143 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8144 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8145 8146 // reader 8147 synchronized (mPackages) { 8148 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8149 final int userId = UserHandle.getCallingUserId(); 8150 while (i.hasNext()) { 8151 final PackageParser.Package p = i.next(); 8152 if (p.applicationInfo == null) continue; 8153 8154 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8155 && !p.applicationInfo.isDirectBootAware(); 8156 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8157 && p.applicationInfo.isDirectBootAware(); 8158 8159 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8160 && (!mSafeMode || isSystemApp(p)) 8161 && (matchesUnaware || matchesAware)) { 8162 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8163 if (ps != null) { 8164 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8165 ps.readUserState(userId), userId); 8166 if (ai != null) { 8167 finalList.add(ai); 8168 } 8169 } 8170 } 8171 } 8172 } 8173 8174 return finalList; 8175 } 8176 8177 @Override 8178 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8179 return resolveContentProviderInternal(name, flags, userId); 8180 } 8181 8182 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8183 if (!sUserManager.exists(userId)) return null; 8184 flags = updateFlagsForComponent(flags, userId, name); 8185 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8186 // reader 8187 synchronized (mPackages) { 8188 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8189 PackageSetting ps = provider != null 8190 ? mSettings.mPackages.get(provider.owner.packageName) 8191 : null; 8192 if (ps != null) { 8193 final boolean isInstantApp = ps.getInstantApp(userId); 8194 // normal application; filter out instant application provider 8195 if (instantAppPkgName == null && isInstantApp) { 8196 return null; 8197 } 8198 // instant application; filter out other instant applications 8199 if (instantAppPkgName != null 8200 && isInstantApp 8201 && !provider.owner.packageName.equals(instantAppPkgName)) { 8202 return null; 8203 } 8204 // instant application; filter out non-exposed provider 8205 if (instantAppPkgName != null 8206 && !isInstantApp 8207 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8208 return null; 8209 } 8210 // provider not enabled 8211 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8212 return null; 8213 } 8214 return PackageParser.generateProviderInfo( 8215 provider, flags, ps.readUserState(userId), userId); 8216 } 8217 return null; 8218 } 8219 } 8220 8221 /** 8222 * @deprecated 8223 */ 8224 @Deprecated 8225 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8226 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8227 return; 8228 } 8229 // reader 8230 synchronized (mPackages) { 8231 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8232 .entrySet().iterator(); 8233 final int userId = UserHandle.getCallingUserId(); 8234 while (i.hasNext()) { 8235 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8236 PackageParser.Provider p = entry.getValue(); 8237 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8238 8239 if (ps != null && p.syncable 8240 && (!mSafeMode || (p.info.applicationInfo.flags 8241 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8242 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8243 ps.readUserState(userId), userId); 8244 if (info != null) { 8245 outNames.add(entry.getKey()); 8246 outInfo.add(info); 8247 } 8248 } 8249 } 8250 } 8251 } 8252 8253 @Override 8254 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8255 int uid, int flags, String metaDataKey) { 8256 final int callingUid = Binder.getCallingUid(); 8257 final int userId = processName != null ? UserHandle.getUserId(uid) 8258 : UserHandle.getCallingUserId(); 8259 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8260 flags = updateFlagsForComponent(flags, userId, processName); 8261 ArrayList<ProviderInfo> finalList = null; 8262 // reader 8263 synchronized (mPackages) { 8264 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8265 while (i.hasNext()) { 8266 final PackageParser.Provider p = i.next(); 8267 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8268 if (ps != null && p.info.authority != null 8269 && (processName == null 8270 || (p.info.processName.equals(processName) 8271 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8272 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8273 8274 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8275 // parameter. 8276 if (metaDataKey != null 8277 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8278 continue; 8279 } 8280 final ComponentName component = 8281 new ComponentName(p.info.packageName, p.info.name); 8282 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8283 continue; 8284 } 8285 if (finalList == null) { 8286 finalList = new ArrayList<ProviderInfo>(3); 8287 } 8288 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8289 ps.readUserState(userId), userId); 8290 if (info != null) { 8291 finalList.add(info); 8292 } 8293 } 8294 } 8295 } 8296 8297 if (finalList != null) { 8298 Collections.sort(finalList, mProviderInitOrderSorter); 8299 return new ParceledListSlice<ProviderInfo>(finalList); 8300 } 8301 8302 return ParceledListSlice.emptyList(); 8303 } 8304 8305 @Override 8306 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8307 // reader 8308 synchronized (mPackages) { 8309 final int callingUid = Binder.getCallingUid(); 8310 final int callingUserId = UserHandle.getUserId(callingUid); 8311 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8312 if (ps == null) return null; 8313 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8314 return null; 8315 } 8316 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8317 return PackageParser.generateInstrumentationInfo(i, flags); 8318 } 8319 } 8320 8321 @Override 8322 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8323 String targetPackage, int flags) { 8324 final int callingUid = Binder.getCallingUid(); 8325 final int callingUserId = UserHandle.getUserId(callingUid); 8326 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8327 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8328 return ParceledListSlice.emptyList(); 8329 } 8330 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8331 } 8332 8333 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8334 int flags) { 8335 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8336 8337 // reader 8338 synchronized (mPackages) { 8339 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8340 while (i.hasNext()) { 8341 final PackageParser.Instrumentation p = i.next(); 8342 if (targetPackage == null 8343 || targetPackage.equals(p.info.targetPackage)) { 8344 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8345 flags); 8346 if (ii != null) { 8347 finalList.add(ii); 8348 } 8349 } 8350 } 8351 } 8352 8353 return finalList; 8354 } 8355 8356 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8357 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8358 try { 8359 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8360 } finally { 8361 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8362 } 8363 } 8364 8365 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8366 final File[] files = scanDir.listFiles(); 8367 if (ArrayUtils.isEmpty(files)) { 8368 Log.d(TAG, "No files in app dir " + scanDir); 8369 return; 8370 } 8371 8372 if (DEBUG_PACKAGE_SCANNING) { 8373 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8374 + " flags=0x" + Integer.toHexString(parseFlags)); 8375 } 8376 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8377 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8378 mParallelPackageParserCallback)) { 8379 // Submit files for parsing in parallel 8380 int fileCount = 0; 8381 for (File file : files) { 8382 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8383 && !PackageInstallerService.isStageName(file.getName()); 8384 if (!isPackage) { 8385 // Ignore entries which are not packages 8386 continue; 8387 } 8388 parallelPackageParser.submit(file, parseFlags); 8389 fileCount++; 8390 } 8391 8392 // Process results one by one 8393 for (; fileCount > 0; fileCount--) { 8394 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8395 Throwable throwable = parseResult.throwable; 8396 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8397 8398 if (throwable == null) { 8399 // TODO(toddke): move lower in the scan chain 8400 // Static shared libraries have synthetic package names 8401 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8402 renameStaticSharedLibraryPackage(parseResult.pkg); 8403 } 8404 try { 8405 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8406 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8407 currentTime, null); 8408 } 8409 } catch (PackageManagerException e) { 8410 errorCode = e.error; 8411 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8412 } 8413 } else if (throwable instanceof PackageParser.PackageParserException) { 8414 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8415 throwable; 8416 errorCode = e.error; 8417 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8418 } else { 8419 throw new IllegalStateException("Unexpected exception occurred while parsing " 8420 + parseResult.scanFile, throwable); 8421 } 8422 8423 // Delete invalid userdata apps 8424 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8425 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8426 logCriticalInfo(Log.WARN, 8427 "Deleting invalid package at " + parseResult.scanFile); 8428 removeCodePathLI(parseResult.scanFile); 8429 } 8430 } 8431 } 8432 } 8433 8434 public static void reportSettingsProblem(int priority, String msg) { 8435 logCriticalInfo(priority, msg); 8436 } 8437 8438 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8439 boolean forceCollect, boolean skipVerify) throws PackageManagerException { 8440 // When upgrading from pre-N MR1, verify the package time stamp using the package 8441 // directory and not the APK file. 8442 final long lastModifiedTime = mIsPreNMR1Upgrade 8443 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8444 if (ps != null && !forceCollect 8445 && ps.codePathString.equals(pkg.codePath) 8446 && ps.timeStamp == lastModifiedTime 8447 && !isCompatSignatureUpdateNeeded(pkg) 8448 && !isRecoverSignatureUpdateNeeded(pkg)) { 8449 if (ps.signatures.mSigningDetails.signatures != null 8450 && ps.signatures.mSigningDetails.signatures.length != 0 8451 && ps.signatures.mSigningDetails.signatureSchemeVersion 8452 != SignatureSchemeVersion.UNKNOWN) { 8453 // Optimization: reuse the existing cached signing data 8454 // if the package appears to be unchanged. 8455 pkg.mSigningDetails = 8456 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8457 return; 8458 } 8459 8460 Slog.w(TAG, "PackageSetting for " + ps.name 8461 + " is missing signatures. Collecting certs again to recover them."); 8462 } else { 8463 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8464 (forceCollect ? " (forced)" : "")); 8465 } 8466 8467 try { 8468 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8469 PackageParser.collectCertificates(pkg, skipVerify); 8470 } catch (PackageParserException e) { 8471 throw PackageManagerException.from(e); 8472 } finally { 8473 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8474 } 8475 } 8476 8477 /** 8478 * Traces a package scan. 8479 * @see #scanPackageLI(File, int, int, long, UserHandle) 8480 */ 8481 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8482 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8483 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8484 try { 8485 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8486 } finally { 8487 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8488 } 8489 } 8490 8491 /** 8492 * Scans a package and returns the newly parsed package. 8493 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8494 */ 8495 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8496 long currentTime, UserHandle user) throws PackageManagerException { 8497 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8498 PackageParser pp = new PackageParser(); 8499 pp.setSeparateProcesses(mSeparateProcesses); 8500 pp.setOnlyCoreApps(mOnlyCore); 8501 pp.setDisplayMetrics(mMetrics); 8502 pp.setCallback(mPackageParserCallback); 8503 8504 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8505 final PackageParser.Package pkg; 8506 try { 8507 pkg = pp.parsePackage(scanFile, parseFlags); 8508 } catch (PackageParserException e) { 8509 throw PackageManagerException.from(e); 8510 } finally { 8511 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8512 } 8513 8514 // Static shared libraries have synthetic package names 8515 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8516 renameStaticSharedLibraryPackage(pkg); 8517 } 8518 8519 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8520 } 8521 8522 /** 8523 * Scans a package and returns the newly parsed package. 8524 * @throws PackageManagerException on a parse error. 8525 */ 8526 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8527 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8528 @Nullable UserHandle user) 8529 throws PackageManagerException { 8530 // If the package has children and this is the first dive in the function 8531 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8532 // packages (parent and children) would be successfully scanned before the 8533 // actual scan since scanning mutates internal state and we want to atomically 8534 // install the package and its children. 8535 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8536 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8537 scanFlags |= SCAN_CHECK_ONLY; 8538 } 8539 } else { 8540 scanFlags &= ~SCAN_CHECK_ONLY; 8541 } 8542 8543 // Scan the parent 8544 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8545 scanFlags, currentTime, user); 8546 8547 // Scan the children 8548 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8549 for (int i = 0; i < childCount; i++) { 8550 PackageParser.Package childPackage = pkg.childPackages.get(i); 8551 addForInitLI(childPackage, parseFlags, scanFlags, 8552 currentTime, user); 8553 } 8554 8555 8556 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8557 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8558 } 8559 8560 return scannedPkg; 8561 } 8562 8563 /** 8564 * Returns if full apk verification can be skipped for the whole package, including the splits. 8565 */ 8566 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8567 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8568 return false; 8569 } 8570 // TODO: Allow base and splits to be verified individually. 8571 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8572 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8573 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8574 return false; 8575 } 8576 } 8577 } 8578 return true; 8579 } 8580 8581 /** 8582 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8583 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8584 * match one in a trusted source, and should be done separately. 8585 */ 8586 private boolean canSkipFullApkVerification(String apkPath) { 8587 byte[] rootHashObserved = null; 8588 try { 8589 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8590 if (rootHashObserved == null) { 8591 return false; // APK does not contain Merkle tree root hash. 8592 } 8593 synchronized (mInstallLock) { 8594 // Returns whether the observed root hash matches what kernel has. 8595 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8596 return true; 8597 } 8598 } catch (InstallerException | IOException | DigestException | 8599 NoSuchAlgorithmException e) { 8600 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8601 } 8602 return false; 8603 } 8604 8605 /** 8606 * Adds a new package to the internal data structures during platform initialization. 8607 * <p>After adding, the package is known to the system and available for querying. 8608 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8609 * etc...], additional checks are performed. Basic verification [such as ensuring 8610 * matching signatures, checking version codes, etc...] occurs if the package is 8611 * identical to a previously known package. If the package fails a signature check, 8612 * the version installed on /data will be removed. If the version of the new package 8613 * is less than or equal than the version on /data, it will be ignored. 8614 * <p>Regardless of the package location, the results are applied to the internal 8615 * structures and the package is made available to the rest of the system. 8616 * <p>NOTE: The return value should be removed. It's the passed in package object. 8617 */ 8618 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8619 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8620 @Nullable UserHandle user) 8621 throws PackageManagerException { 8622 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8623 final String renamedPkgName; 8624 final PackageSetting disabledPkgSetting; 8625 final boolean isSystemPkgUpdated; 8626 final boolean pkgAlreadyExists; 8627 PackageSetting pkgSetting; 8628 8629 // NOTE: installPackageLI() has the same code to setup the package's 8630 // application info. This probably should be done lower in the call 8631 // stack [such as scanPackageOnly()]. However, we verify the application 8632 // info prior to that [in scanPackageNew()] and thus have to setup 8633 // the application info early. 8634 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8635 pkg.setApplicationInfoCodePath(pkg.codePath); 8636 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8637 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8638 pkg.setApplicationInfoResourcePath(pkg.codePath); 8639 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8640 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8641 8642 synchronized (mPackages) { 8643 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8644 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8645 if (realPkgName != null) { 8646 ensurePackageRenamed(pkg, renamedPkgName); 8647 } 8648 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8649 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8650 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8651 pkgAlreadyExists = pkgSetting != null; 8652 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8653 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8654 isSystemPkgUpdated = disabledPkgSetting != null; 8655 8656 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8657 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8658 } 8659 8660 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8661 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8662 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8663 : null; 8664 if (DEBUG_PACKAGE_SCANNING 8665 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8666 && sharedUserSetting != null) { 8667 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8668 + " (uid=" + sharedUserSetting.userId + "):" 8669 + " packages=" + sharedUserSetting.packages); 8670 } 8671 8672 if (scanSystemPartition) { 8673 // Potentially prune child packages. If the application on the /system 8674 // partition has been updated via OTA, but, is still disabled by a 8675 // version on /data, cycle through all of its children packages and 8676 // remove children that are no longer defined. 8677 if (isSystemPkgUpdated) { 8678 final int scannedChildCount = (pkg.childPackages != null) 8679 ? pkg.childPackages.size() : 0; 8680 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8681 ? disabledPkgSetting.childPackageNames.size() : 0; 8682 for (int i = 0; i < disabledChildCount; i++) { 8683 String disabledChildPackageName = 8684 disabledPkgSetting.childPackageNames.get(i); 8685 boolean disabledPackageAvailable = false; 8686 for (int j = 0; j < scannedChildCount; j++) { 8687 PackageParser.Package childPkg = pkg.childPackages.get(j); 8688 if (childPkg.packageName.equals(disabledChildPackageName)) { 8689 disabledPackageAvailable = true; 8690 break; 8691 } 8692 } 8693 if (!disabledPackageAvailable) { 8694 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8695 } 8696 } 8697 // we're updating the disabled package, so, scan it as the package setting 8698 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8699 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8700 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8701 (pkg == mPlatformPackage), user); 8702 applyPolicy(pkg, parseFlags, scanFlags); 8703 scanPackageOnlyLI(request, mFactoryTest, -1L); 8704 } 8705 } 8706 } 8707 8708 final boolean newPkgChangedPaths = 8709 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8710 final boolean newPkgVersionGreater = 8711 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8712 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8713 && newPkgChangedPaths && newPkgVersionGreater; 8714 if (isSystemPkgBetter) { 8715 // The version of the application on /system is greater than the version on 8716 // /data. Switch back to the application on /system. 8717 // It's safe to assume the application on /system will correctly scan. If not, 8718 // there won't be a working copy of the application. 8719 synchronized (mPackages) { 8720 // just remove the loaded entries from package lists 8721 mPackages.remove(pkgSetting.name); 8722 } 8723 8724 logCriticalInfo(Log.WARN, 8725 "System package updated;" 8726 + " name: " + pkgSetting.name 8727 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8728 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8729 8730 final InstallArgs args = createInstallArgsForExisting( 8731 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8732 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8733 args.cleanUpResourcesLI(); 8734 synchronized (mPackages) { 8735 mSettings.enableSystemPackageLPw(pkgSetting.name); 8736 } 8737 } 8738 8739 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8740 // The version of the application on the /system partition is less than or 8741 // equal to the version on the /data partition. Throw an exception and use 8742 // the application already installed on the /data partition. 8743 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8744 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8745 + " better than this " + pkg.getLongVersionCode()); 8746 } 8747 8748 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8749 // force re-collecting certificate. 8750 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8751 disabledPkgSetting); 8752 // Full APK verification can be skipped during certificate collection, only if the file is 8753 // in verified partition, or can be verified on access (when apk verity is enabled). In both 8754 // cases, only data in Signing Block is verified instead of the whole file. 8755 final boolean skipVerify = ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) || 8756 (forceCollect && canSkipFullPackageVerification(pkg)); 8757 collectCertificatesLI(pkgSetting, pkg, forceCollect, skipVerify); 8758 8759 boolean shouldHideSystemApp = false; 8760 // A new application appeared on /system, but, we already have a copy of 8761 // the application installed on /data. 8762 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8763 && !pkgSetting.isSystem()) { 8764 8765 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8766 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8767 logCriticalInfo(Log.WARN, 8768 "System package signature mismatch;" 8769 + " name: " + pkgSetting.name); 8770 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8771 "scanPackageInternalLI")) { 8772 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8773 } 8774 pkgSetting = null; 8775 } else if (newPkgVersionGreater) { 8776 // The application on /system is newer than the application on /data. 8777 // Simply remove the application on /data [keeping application data] 8778 // and replace it with the version on /system. 8779 logCriticalInfo(Log.WARN, 8780 "System package enabled;" 8781 + " name: " + pkgSetting.name 8782 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8783 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8784 InstallArgs args = createInstallArgsForExisting( 8785 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8786 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8787 synchronized (mInstallLock) { 8788 args.cleanUpResourcesLI(); 8789 } 8790 } else { 8791 // The application on /system is older than the application on /data. Hide 8792 // the application on /system and the version on /data will be scanned later 8793 // and re-added like an update. 8794 shouldHideSystemApp = true; 8795 logCriticalInfo(Log.INFO, 8796 "System package disabled;" 8797 + " name: " + pkgSetting.name 8798 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8799 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8800 } 8801 } 8802 8803 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8804 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8805 8806 if (shouldHideSystemApp) { 8807 synchronized (mPackages) { 8808 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8809 } 8810 } 8811 return scannedPkg; 8812 } 8813 8814 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8815 // Derive the new package synthetic package name 8816 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8817 + pkg.staticSharedLibVersion); 8818 } 8819 8820 private static String fixProcessName(String defProcessName, 8821 String processName) { 8822 if (processName == null) { 8823 return defProcessName; 8824 } 8825 return processName; 8826 } 8827 8828 /** 8829 * Enforces that only the system UID or root's UID can call a method exposed 8830 * via Binder. 8831 * 8832 * @param message used as message if SecurityException is thrown 8833 * @throws SecurityException if the caller is not system or root 8834 */ 8835 private static final void enforceSystemOrRoot(String message) { 8836 final int uid = Binder.getCallingUid(); 8837 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8838 throw new SecurityException(message); 8839 } 8840 } 8841 8842 @Override 8843 public void performFstrimIfNeeded() { 8844 enforceSystemOrRoot("Only the system can request fstrim"); 8845 8846 // Before everything else, see whether we need to fstrim. 8847 try { 8848 IStorageManager sm = PackageHelper.getStorageManager(); 8849 if (sm != null) { 8850 boolean doTrim = false; 8851 final long interval = android.provider.Settings.Global.getLong( 8852 mContext.getContentResolver(), 8853 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8854 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8855 if (interval > 0) { 8856 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8857 if (timeSinceLast > interval) { 8858 doTrim = true; 8859 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8860 + "; running immediately"); 8861 } 8862 } 8863 if (doTrim) { 8864 final boolean dexOptDialogShown; 8865 synchronized (mPackages) { 8866 dexOptDialogShown = mDexOptDialogShown; 8867 } 8868 if (!isFirstBoot() && dexOptDialogShown) { 8869 try { 8870 ActivityManager.getService().showBootMessage( 8871 mContext.getResources().getString( 8872 R.string.android_upgrading_fstrim), true); 8873 } catch (RemoteException e) { 8874 } 8875 } 8876 sm.runMaintenance(); 8877 } 8878 } else { 8879 Slog.e(TAG, "storageManager service unavailable!"); 8880 } 8881 } catch (RemoteException e) { 8882 // Can't happen; StorageManagerService is local 8883 } 8884 } 8885 8886 @Override 8887 public void updatePackagesIfNeeded() { 8888 enforceSystemOrRoot("Only the system can request package update"); 8889 8890 // We need to re-extract after an OTA. 8891 boolean causeUpgrade = isUpgrade(); 8892 8893 // First boot or factory reset. 8894 // Note: we also handle devices that are upgrading to N right now as if it is their 8895 // first boot, as they do not have profile data. 8896 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8897 8898 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8899 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8900 8901 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8902 return; 8903 } 8904 8905 List<PackageParser.Package> pkgs; 8906 synchronized (mPackages) { 8907 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8908 } 8909 8910 final long startTime = System.nanoTime(); 8911 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8912 causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT, 8913 false /* bootComplete */); 8914 8915 final int elapsedTimeSeconds = 8916 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8917 8918 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8919 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8920 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8921 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8922 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8923 } 8924 8925 /* 8926 * Return the prebuilt profile path given a package base code path. 8927 */ 8928 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8929 return pkg.baseCodePath + ".prof"; 8930 } 8931 8932 /** 8933 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8934 * containing statistics about the invocation. The array consists of three elements, 8935 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8936 * and {@code numberOfPackagesFailed}. 8937 */ 8938 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8939 final int compilationReason, boolean bootComplete) { 8940 8941 int numberOfPackagesVisited = 0; 8942 int numberOfPackagesOptimized = 0; 8943 int numberOfPackagesSkipped = 0; 8944 int numberOfPackagesFailed = 0; 8945 final int numberOfPackagesToDexopt = pkgs.size(); 8946 8947 for (PackageParser.Package pkg : pkgs) { 8948 numberOfPackagesVisited++; 8949 8950 boolean useProfileForDexopt = false; 8951 8952 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8953 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8954 // that are already compiled. 8955 File profileFile = new File(getPrebuildProfilePath(pkg)); 8956 // Copy profile if it exists. 8957 if (profileFile.exists()) { 8958 try { 8959 // We could also do this lazily before calling dexopt in 8960 // PackageDexOptimizer to prevent this happening on first boot. The issue 8961 // is that we don't have a good way to say "do this only once". 8962 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8963 pkg.applicationInfo.uid, pkg.packageName, 8964 ArtManager.getProfileName(null))) { 8965 Log.e(TAG, "Installer failed to copy system profile!"); 8966 } else { 8967 // Disabled as this causes speed-profile compilation during first boot 8968 // even if things are already compiled. 8969 // useProfileForDexopt = true; 8970 } 8971 } catch (Exception e) { 8972 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8973 e); 8974 } 8975 } else { 8976 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8977 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8978 // minimize the number off apps being speed-profile compiled during first boot. 8979 // The other paths will not change the filter. 8980 if (disabledPs != null && disabledPs.pkg.isStub) { 8981 // The package is the stub one, remove the stub suffix to get the normal 8982 // package and APK names. 8983 String systemProfilePath = 8984 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8985 profileFile = new File(systemProfilePath); 8986 // If we have a profile for a compressed APK, copy it to the reference 8987 // location. 8988 // Note that copying the profile here will cause it to override the 8989 // reference profile every OTA even though the existing reference profile 8990 // may have more data. We can't copy during decompression since the 8991 // directories are not set up at that point. 8992 if (profileFile.exists()) { 8993 try { 8994 // We could also do this lazily before calling dexopt in 8995 // PackageDexOptimizer to prevent this happening on first boot. The 8996 // issue is that we don't have a good way to say "do this only 8997 // once". 8998 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8999 pkg.applicationInfo.uid, pkg.packageName, 9000 ArtManager.getProfileName(null))) { 9001 Log.e(TAG, "Failed to copy system profile for stub package!"); 9002 } else { 9003 useProfileForDexopt = true; 9004 } 9005 } catch (Exception e) { 9006 Log.e(TAG, "Failed to copy profile " + 9007 profileFile.getAbsolutePath() + " ", e); 9008 } 9009 } 9010 } 9011 } 9012 } 9013 9014 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 9015 if (DEBUG_DEXOPT) { 9016 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 9017 } 9018 numberOfPackagesSkipped++; 9019 continue; 9020 } 9021 9022 if (DEBUG_DEXOPT) { 9023 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 9024 numberOfPackagesToDexopt + ": " + pkg.packageName); 9025 } 9026 9027 if (showDialog) { 9028 try { 9029 ActivityManager.getService().showBootMessage( 9030 mContext.getResources().getString(R.string.android_upgrading_apk, 9031 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 9032 } catch (RemoteException e) { 9033 } 9034 synchronized (mPackages) { 9035 mDexOptDialogShown = true; 9036 } 9037 } 9038 9039 int pkgCompilationReason = compilationReason; 9040 if (useProfileForDexopt) { 9041 // Use background dexopt mode to try and use the profile. Note that this does not 9042 // guarantee usage of the profile. 9043 pkgCompilationReason = PackageManagerService.REASON_BACKGROUND_DEXOPT; 9044 } 9045 9046 // checkProfiles is false to avoid merging profiles during boot which 9047 // might interfere with background compilation (b/28612421). 9048 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 9049 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 9050 // trade-off worth doing to save boot time work. 9051 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 9052 if (compilationReason == REASON_FIRST_BOOT) { 9053 // TODO: This doesn't cover the upgrade case, we should check for this too. 9054 dexoptFlags |= DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE; 9055 } 9056 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 9057 pkg.packageName, 9058 pkgCompilationReason, 9059 dexoptFlags)); 9060 9061 switch (primaryDexOptStaus) { 9062 case PackageDexOptimizer.DEX_OPT_PERFORMED: 9063 numberOfPackagesOptimized++; 9064 break; 9065 case PackageDexOptimizer.DEX_OPT_SKIPPED: 9066 numberOfPackagesSkipped++; 9067 break; 9068 case PackageDexOptimizer.DEX_OPT_FAILED: 9069 numberOfPackagesFailed++; 9070 break; 9071 default: 9072 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 9073 break; 9074 } 9075 } 9076 9077 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9078 numberOfPackagesFailed }; 9079 } 9080 9081 @Override 9082 public void notifyPackageUse(String packageName, int reason) { 9083 synchronized (mPackages) { 9084 final int callingUid = Binder.getCallingUid(); 9085 final int callingUserId = UserHandle.getUserId(callingUid); 9086 if (getInstantAppPackageName(callingUid) != null) { 9087 if (!isCallerSameApp(packageName, callingUid)) { 9088 return; 9089 } 9090 } else { 9091 if (isInstantApp(packageName, callingUserId)) { 9092 return; 9093 } 9094 } 9095 notifyPackageUseLocked(packageName, reason); 9096 } 9097 } 9098 9099 @GuardedBy("mPackages") 9100 private void notifyPackageUseLocked(String packageName, int reason) { 9101 final PackageParser.Package p = mPackages.get(packageName); 9102 if (p == null) { 9103 return; 9104 } 9105 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9106 } 9107 9108 @Override 9109 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9110 List<String> classPaths, String loaderIsa) { 9111 int userId = UserHandle.getCallingUserId(); 9112 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9113 if (ai == null) { 9114 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9115 + loadingPackageName + ", user=" + userId); 9116 return; 9117 } 9118 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9119 } 9120 9121 @Override 9122 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9123 IDexModuleRegisterCallback callback) { 9124 int userId = UserHandle.getCallingUserId(); 9125 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9126 DexManager.RegisterDexModuleResult result; 9127 if (ai == null) { 9128 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9129 " calling user. package=" + packageName + ", user=" + userId); 9130 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9131 } else { 9132 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9133 } 9134 9135 if (callback != null) { 9136 mHandler.post(() -> { 9137 try { 9138 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9139 } catch (RemoteException e) { 9140 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9141 } 9142 }); 9143 } 9144 } 9145 9146 /** 9147 * Ask the package manager to perform a dex-opt with the given compiler filter. 9148 * 9149 * Note: exposed only for the shell command to allow moving packages explicitly to a 9150 * definite state. 9151 */ 9152 @Override 9153 public boolean performDexOptMode(String packageName, 9154 boolean checkProfiles, String targetCompilerFilter, boolean force, 9155 boolean bootComplete, String splitName) { 9156 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9157 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9158 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9159 return performDexOpt(new DexoptOptions(packageName, REASON_UNKNOWN, 9160 targetCompilerFilter, splitName, flags)); 9161 } 9162 9163 /** 9164 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9165 * secondary dex files belonging to the given package. 9166 * 9167 * Note: exposed only for the shell command to allow moving packages explicitly to a 9168 * definite state. 9169 */ 9170 @Override 9171 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9172 boolean force) { 9173 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9174 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9175 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9176 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9177 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9178 } 9179 9180 /*package*/ boolean performDexOpt(DexoptOptions options) { 9181 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9182 return false; 9183 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9184 return false; 9185 } 9186 9187 if (options.isDexoptOnlySecondaryDex()) { 9188 return mDexManager.dexoptSecondaryDex(options); 9189 } else { 9190 int dexoptStatus = performDexOptWithStatus(options); 9191 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9192 } 9193 } 9194 9195 /** 9196 * Perform dexopt on the given package and return one of following result: 9197 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9198 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9199 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9200 */ 9201 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9202 return performDexOptTraced(options); 9203 } 9204 9205 private int performDexOptTraced(DexoptOptions options) { 9206 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9207 try { 9208 return performDexOptInternal(options); 9209 } finally { 9210 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9211 } 9212 } 9213 9214 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9215 // if the package can now be considered up to date for the given filter. 9216 private int performDexOptInternal(DexoptOptions options) { 9217 PackageParser.Package p; 9218 synchronized (mPackages) { 9219 p = mPackages.get(options.getPackageName()); 9220 if (p == null) { 9221 // Package could not be found. Report failure. 9222 return PackageDexOptimizer.DEX_OPT_FAILED; 9223 } 9224 mPackageUsage.maybeWriteAsync(mPackages); 9225 mCompilerStats.maybeWriteAsync(); 9226 } 9227 long callingId = Binder.clearCallingIdentity(); 9228 try { 9229 synchronized (mInstallLock) { 9230 return performDexOptInternalWithDependenciesLI(p, options); 9231 } 9232 } finally { 9233 Binder.restoreCallingIdentity(callingId); 9234 } 9235 } 9236 9237 public ArraySet<String> getOptimizablePackages() { 9238 ArraySet<String> pkgs = new ArraySet<String>(); 9239 synchronized (mPackages) { 9240 for (PackageParser.Package p : mPackages.values()) { 9241 if (PackageDexOptimizer.canOptimizePackage(p)) { 9242 pkgs.add(p.packageName); 9243 } 9244 } 9245 } 9246 return pkgs; 9247 } 9248 9249 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9250 DexoptOptions options) { 9251 // Select the dex optimizer based on the force parameter. 9252 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9253 // allocate an object here. 9254 PackageDexOptimizer pdo = options.isForce() 9255 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9256 : mPackageDexOptimizer; 9257 9258 // Dexopt all dependencies first. Note: we ignore the return value and march on 9259 // on errors. 9260 // Note that we are going to call performDexOpt on those libraries as many times as 9261 // they are referenced in packages. When we do a batch of performDexOpt (for example 9262 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9263 // and the first package that uses the library will dexopt it. The 9264 // others will see that the compiled code for the library is up to date. 9265 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9266 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9267 if (!deps.isEmpty()) { 9268 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9269 options.getCompilationReason(), options.getCompilerFilter(), 9270 options.getSplitName(), 9271 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9272 for (PackageParser.Package depPackage : deps) { 9273 // TODO: Analyze and investigate if we (should) profile libraries. 9274 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9275 getOrCreateCompilerPackageStats(depPackage), 9276 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9277 } 9278 } 9279 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9280 getOrCreateCompilerPackageStats(p), 9281 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9282 } 9283 9284 /** 9285 * Reconcile the information we have about the secondary dex files belonging to 9286 * {@code packagName} and the actual dex files. For all dex files that were 9287 * deleted, update the internal records and delete the generated oat files. 9288 */ 9289 @Override 9290 public void reconcileSecondaryDexFiles(String packageName) { 9291 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9292 return; 9293 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9294 return; 9295 } 9296 mDexManager.reconcileSecondaryDexFiles(packageName); 9297 } 9298 9299 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9300 // a reference there. 9301 /*package*/ DexManager getDexManager() { 9302 return mDexManager; 9303 } 9304 9305 /** 9306 * Execute the background dexopt job immediately. 9307 */ 9308 @Override 9309 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9310 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9311 return false; 9312 } 9313 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9314 } 9315 9316 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9317 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9318 || p.usesStaticLibraries != null) { 9319 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9320 Set<String> collectedNames = new HashSet<>(); 9321 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9322 9323 retValue.remove(p); 9324 9325 return retValue; 9326 } else { 9327 return Collections.emptyList(); 9328 } 9329 } 9330 9331 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9332 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9333 if (!collectedNames.contains(p.packageName)) { 9334 collectedNames.add(p.packageName); 9335 collected.add(p); 9336 9337 if (p.usesLibraries != null) { 9338 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9339 null, collected, collectedNames); 9340 } 9341 if (p.usesOptionalLibraries != null) { 9342 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9343 null, collected, collectedNames); 9344 } 9345 if (p.usesStaticLibraries != null) { 9346 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9347 p.usesStaticLibrariesVersions, collected, collectedNames); 9348 } 9349 } 9350 } 9351 9352 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9353 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9354 final int libNameCount = libs.size(); 9355 for (int i = 0; i < libNameCount; i++) { 9356 String libName = libs.get(i); 9357 long version = (versions != null && versions.length == libNameCount) 9358 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9359 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9360 if (libPkg != null) { 9361 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9362 } 9363 } 9364 } 9365 9366 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9367 synchronized (mPackages) { 9368 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9369 if (libEntry != null) { 9370 return mPackages.get(libEntry.apk); 9371 } 9372 return null; 9373 } 9374 } 9375 9376 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9377 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9378 if (versionedLib == null) { 9379 return null; 9380 } 9381 return versionedLib.get(version); 9382 } 9383 9384 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9385 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9386 pkg.staticSharedLibName); 9387 if (versionedLib == null) { 9388 return null; 9389 } 9390 long previousLibVersion = -1; 9391 final int versionCount = versionedLib.size(); 9392 for (int i = 0; i < versionCount; i++) { 9393 final long libVersion = versionedLib.keyAt(i); 9394 if (libVersion < pkg.staticSharedLibVersion) { 9395 previousLibVersion = Math.max(previousLibVersion, libVersion); 9396 } 9397 } 9398 if (previousLibVersion >= 0) { 9399 return versionedLib.get(previousLibVersion); 9400 } 9401 return null; 9402 } 9403 9404 public void shutdown() { 9405 mPackageUsage.writeNow(mPackages); 9406 mCompilerStats.writeNow(); 9407 mDexManager.writePackageDexUsageNow(); 9408 } 9409 9410 @Override 9411 public void dumpProfiles(String packageName) { 9412 PackageParser.Package pkg; 9413 synchronized (mPackages) { 9414 pkg = mPackages.get(packageName); 9415 if (pkg == null) { 9416 throw new IllegalArgumentException("Unknown package: " + packageName); 9417 } 9418 } 9419 /* Only the shell, root, or the app user should be able to dump profiles. */ 9420 int callingUid = Binder.getCallingUid(); 9421 if (callingUid != Process.SHELL_UID && 9422 callingUid != Process.ROOT_UID && 9423 callingUid != pkg.applicationInfo.uid) { 9424 throw new SecurityException("dumpProfiles"); 9425 } 9426 9427 synchronized (mInstallLock) { 9428 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9429 mArtManagerService.dumpProfiles(pkg); 9430 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9431 } 9432 } 9433 9434 @Override 9435 public void forceDexOpt(String packageName) { 9436 enforceSystemOrRoot("forceDexOpt"); 9437 9438 PackageParser.Package pkg; 9439 synchronized (mPackages) { 9440 pkg = mPackages.get(packageName); 9441 if (pkg == null) { 9442 throw new IllegalArgumentException("Unknown package: " + packageName); 9443 } 9444 } 9445 9446 synchronized (mInstallLock) { 9447 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9448 9449 // Whoever is calling forceDexOpt wants a compiled package. 9450 // Don't use profiles since that may cause compilation to be skipped. 9451 final int res = performDexOptInternalWithDependenciesLI( 9452 pkg, 9453 new DexoptOptions(packageName, 9454 getDefaultCompilerFilter(), 9455 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9456 9457 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9458 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9459 throw new IllegalStateException("Failed to dexopt: " + res); 9460 } 9461 } 9462 } 9463 9464 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9465 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9466 Slog.w(TAG, "Unable to update from " + oldPkg.name 9467 + " to " + newPkg.packageName 9468 + ": old package not in system partition"); 9469 return false; 9470 } else if (mPackages.get(oldPkg.name) != null) { 9471 Slog.w(TAG, "Unable to update from " + oldPkg.name 9472 + " to " + newPkg.packageName 9473 + ": old package still exists"); 9474 return false; 9475 } 9476 return true; 9477 } 9478 9479 void removeCodePathLI(File codePath) { 9480 if (codePath.isDirectory()) { 9481 try { 9482 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9483 } catch (InstallerException e) { 9484 Slog.w(TAG, "Failed to remove code path", e); 9485 } 9486 } else { 9487 codePath.delete(); 9488 } 9489 } 9490 9491 private int[] resolveUserIds(int userId) { 9492 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9493 } 9494 9495 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9496 if (pkg == null) { 9497 Slog.wtf(TAG, "Package was null!", new Throwable()); 9498 return; 9499 } 9500 clearAppDataLeafLIF(pkg, userId, flags); 9501 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9502 for (int i = 0; i < childCount; i++) { 9503 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9504 } 9505 9506 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9507 } 9508 9509 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9510 final PackageSetting ps; 9511 synchronized (mPackages) { 9512 ps = mSettings.mPackages.get(pkg.packageName); 9513 } 9514 for (int realUserId : resolveUserIds(userId)) { 9515 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9516 try { 9517 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9518 ceDataInode); 9519 } catch (InstallerException e) { 9520 Slog.w(TAG, String.valueOf(e)); 9521 } 9522 } 9523 } 9524 9525 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9526 if (pkg == null) { 9527 Slog.wtf(TAG, "Package was null!", new Throwable()); 9528 return; 9529 } 9530 destroyAppDataLeafLIF(pkg, userId, flags); 9531 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9532 for (int i = 0; i < childCount; i++) { 9533 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9534 } 9535 } 9536 9537 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9538 final PackageSetting ps; 9539 synchronized (mPackages) { 9540 ps = mSettings.mPackages.get(pkg.packageName); 9541 } 9542 for (int realUserId : resolveUserIds(userId)) { 9543 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9544 try { 9545 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9546 ceDataInode); 9547 } catch (InstallerException e) { 9548 Slog.w(TAG, String.valueOf(e)); 9549 } 9550 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9551 } 9552 } 9553 9554 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9555 if (pkg == null) { 9556 Slog.wtf(TAG, "Package was null!", new Throwable()); 9557 return; 9558 } 9559 destroyAppProfilesLeafLIF(pkg); 9560 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9561 for (int i = 0; i < childCount; i++) { 9562 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9563 } 9564 } 9565 9566 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9567 try { 9568 mInstaller.destroyAppProfiles(pkg.packageName); 9569 } catch (InstallerException e) { 9570 Slog.w(TAG, String.valueOf(e)); 9571 } 9572 } 9573 9574 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9575 if (pkg == null) { 9576 Slog.wtf(TAG, "Package was null!", new Throwable()); 9577 return; 9578 } 9579 mArtManagerService.clearAppProfiles(pkg); 9580 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9581 for (int i = 0; i < childCount; i++) { 9582 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9583 } 9584 } 9585 9586 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9587 long lastUpdateTime) { 9588 // Set parent install/update time 9589 PackageSetting ps = (PackageSetting) pkg.mExtras; 9590 if (ps != null) { 9591 ps.firstInstallTime = firstInstallTime; 9592 ps.lastUpdateTime = lastUpdateTime; 9593 } 9594 // Set children install/update time 9595 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9596 for (int i = 0; i < childCount; i++) { 9597 PackageParser.Package childPkg = pkg.childPackages.get(i); 9598 ps = (PackageSetting) childPkg.mExtras; 9599 if (ps != null) { 9600 ps.firstInstallTime = firstInstallTime; 9601 ps.lastUpdateTime = lastUpdateTime; 9602 } 9603 } 9604 } 9605 9606 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9607 SharedLibraryEntry file, 9608 PackageParser.Package changingLib) { 9609 if (file.path != null) { 9610 usesLibraryFiles.add(file.path); 9611 return; 9612 } 9613 PackageParser.Package p = mPackages.get(file.apk); 9614 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9615 // If we are doing this while in the middle of updating a library apk, 9616 // then we need to make sure to use that new apk for determining the 9617 // dependencies here. (We haven't yet finished committing the new apk 9618 // to the package manager state.) 9619 if (p == null || p.packageName.equals(changingLib.packageName)) { 9620 p = changingLib; 9621 } 9622 } 9623 if (p != null) { 9624 usesLibraryFiles.addAll(p.getAllCodePaths()); 9625 if (p.usesLibraryFiles != null) { 9626 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9627 } 9628 } 9629 } 9630 9631 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9632 PackageParser.Package changingLib) throws PackageManagerException { 9633 if (pkg == null) { 9634 return; 9635 } 9636 // The collection used here must maintain the order of addition (so 9637 // that libraries are searched in the correct order) and must have no 9638 // duplicates. 9639 Set<String> usesLibraryFiles = null; 9640 if (pkg.usesLibraries != null) { 9641 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9642 null, null, pkg.packageName, changingLib, true, 9643 pkg.applicationInfo.targetSdkVersion, null); 9644 } 9645 if (pkg.usesStaticLibraries != null) { 9646 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9647 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9648 pkg.packageName, changingLib, true, 9649 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9650 } 9651 if (pkg.usesOptionalLibraries != null) { 9652 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9653 null, null, pkg.packageName, changingLib, false, 9654 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9655 } 9656 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9657 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9658 } else { 9659 pkg.usesLibraryFiles = null; 9660 } 9661 } 9662 9663 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9664 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9665 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9666 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9667 throws PackageManagerException { 9668 final int libCount = requestedLibraries.size(); 9669 for (int i = 0; i < libCount; i++) { 9670 final String libName = requestedLibraries.get(i); 9671 final long libVersion = requiredVersions != null ? requiredVersions[i] 9672 : SharedLibraryInfo.VERSION_UNDEFINED; 9673 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9674 if (libEntry == null) { 9675 if (required) { 9676 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9677 "Package " + packageName + " requires unavailable shared library " 9678 + libName + "; failing!"); 9679 } else if (DEBUG_SHARED_LIBRARIES) { 9680 Slog.i(TAG, "Package " + packageName 9681 + " desires unavailable shared library " 9682 + libName + "; ignoring!"); 9683 } 9684 } else { 9685 if (requiredVersions != null && requiredCertDigests != null) { 9686 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9687 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9688 "Package " + packageName + " requires unavailable static shared" 9689 + " library " + libName + " version " 9690 + libEntry.info.getLongVersion() + "; failing!"); 9691 } 9692 9693 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9694 if (libPkg == null) { 9695 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9696 "Package " + packageName + " requires unavailable static shared" 9697 + " library; failing!"); 9698 } 9699 9700 final String[] expectedCertDigests = requiredCertDigests[i]; 9701 9702 9703 if (expectedCertDigests.length > 1) { 9704 9705 // For apps targeting O MR1 we require explicit enumeration of all certs. 9706 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9707 ? PackageUtils.computeSignaturesSha256Digests( 9708 libPkg.mSigningDetails.signatures) 9709 : PackageUtils.computeSignaturesSha256Digests( 9710 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9711 9712 // Take a shortcut if sizes don't match. Note that if an app doesn't 9713 // target O we don't parse the "additional-certificate" tags similarly 9714 // how we only consider all certs only for apps targeting O (see above). 9715 // Therefore, the size check is safe to make. 9716 if (expectedCertDigests.length != libCertDigests.length) { 9717 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9718 "Package " + packageName + " requires differently signed" + 9719 " static shared library; failing!"); 9720 } 9721 9722 // Use a predictable order as signature order may vary 9723 Arrays.sort(libCertDigests); 9724 Arrays.sort(expectedCertDigests); 9725 9726 final int certCount = libCertDigests.length; 9727 for (int j = 0; j < certCount; j++) { 9728 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9729 throw new PackageManagerException( 9730 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9731 "Package " + packageName + " requires differently signed" + 9732 " static shared library; failing!"); 9733 } 9734 } 9735 } else { 9736 9737 // lib signing cert could have rotated beyond the one expected, check to see 9738 // if the new one has been blessed by the old 9739 if (!libPkg.mSigningDetails.hasSha256Certificate( 9740 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9741 throw new PackageManagerException( 9742 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9743 "Package " + packageName + " requires differently signed" + 9744 " static shared library; failing!"); 9745 } 9746 } 9747 } 9748 9749 if (outUsedLibraries == null) { 9750 // Use LinkedHashSet to preserve the order of files added to 9751 // usesLibraryFiles while eliminating duplicates. 9752 outUsedLibraries = new LinkedHashSet<>(); 9753 } 9754 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9755 } 9756 } 9757 return outUsedLibraries; 9758 } 9759 9760 private static boolean hasString(List<String> list, List<String> which) { 9761 if (list == null) { 9762 return false; 9763 } 9764 for (int i=list.size()-1; i>=0; i--) { 9765 for (int j=which.size()-1; j>=0; j--) { 9766 if (which.get(j).equals(list.get(i))) { 9767 return true; 9768 } 9769 } 9770 } 9771 return false; 9772 } 9773 9774 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9775 PackageParser.Package changingPkg) { 9776 ArrayList<PackageParser.Package> res = null; 9777 for (PackageParser.Package pkg : mPackages.values()) { 9778 if (changingPkg != null 9779 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9780 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9781 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9782 changingPkg.staticSharedLibName)) { 9783 return null; 9784 } 9785 if (res == null) { 9786 res = new ArrayList<>(); 9787 } 9788 res.add(pkg); 9789 try { 9790 updateSharedLibrariesLPr(pkg, changingPkg); 9791 } catch (PackageManagerException e) { 9792 // If a system app update or an app and a required lib missing we 9793 // delete the package and for updated system apps keep the data as 9794 // it is better for the user to reinstall than to be in an limbo 9795 // state. Also libs disappearing under an app should never happen 9796 // - just in case. 9797 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9798 final int flags = pkg.isUpdatedSystemApp() 9799 ? PackageManager.DELETE_KEEP_DATA : 0; 9800 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9801 flags , null, true, null); 9802 } 9803 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9804 } 9805 } 9806 return res; 9807 } 9808 9809 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9810 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9811 @Nullable UserHandle user) throws PackageManagerException { 9812 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9813 // If the package has children and this is the first dive in the function 9814 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9815 // whether all packages (parent and children) would be successfully scanned 9816 // before the actual scan since scanning mutates internal state and we want 9817 // to atomically install the package and its children. 9818 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9819 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9820 scanFlags |= SCAN_CHECK_ONLY; 9821 } 9822 } else { 9823 scanFlags &= ~SCAN_CHECK_ONLY; 9824 } 9825 9826 final PackageParser.Package scannedPkg; 9827 try { 9828 // Scan the parent 9829 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9830 // Scan the children 9831 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9832 for (int i = 0; i < childCount; i++) { 9833 PackageParser.Package childPkg = pkg.childPackages.get(i); 9834 scanPackageNewLI(childPkg, parseFlags, 9835 scanFlags, currentTime, user); 9836 } 9837 } finally { 9838 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9839 } 9840 9841 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9842 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9843 } 9844 9845 return scannedPkg; 9846 } 9847 9848 /** The result of a package scan. */ 9849 private static class ScanResult { 9850 /** Whether or not the package scan was successful */ 9851 public final boolean success; 9852 /** 9853 * The final package settings. This may be the same object passed in 9854 * the {@link ScanRequest}, but, with modified values. 9855 */ 9856 @Nullable public final PackageSetting pkgSetting; 9857 /** ABI code paths that have changed in the package scan */ 9858 @Nullable public final List<String> changedAbiCodePath; 9859 public ScanResult( 9860 boolean success, 9861 @Nullable PackageSetting pkgSetting, 9862 @Nullable List<String> changedAbiCodePath) { 9863 this.success = success; 9864 this.pkgSetting = pkgSetting; 9865 this.changedAbiCodePath = changedAbiCodePath; 9866 } 9867 } 9868 9869 /** A package to be scanned */ 9870 private static class ScanRequest { 9871 /** The parsed package */ 9872 @NonNull public final PackageParser.Package pkg; 9873 /** Shared user settings, if the package has a shared user */ 9874 @Nullable public final SharedUserSetting sharedUserSetting; 9875 /** 9876 * Package settings of the currently installed version. 9877 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9878 * during scan. 9879 */ 9880 @Nullable public final PackageSetting pkgSetting; 9881 /** A copy of the settings for the currently installed version */ 9882 @Nullable public final PackageSetting oldPkgSetting; 9883 /** Package settings for the disabled version on the /system partition */ 9884 @Nullable public final PackageSetting disabledPkgSetting; 9885 /** Package settings for the installed version under its original package name */ 9886 @Nullable public final PackageSetting originalPkgSetting; 9887 /** The real package name of a renamed application */ 9888 @Nullable public final String realPkgName; 9889 public final @ParseFlags int parseFlags; 9890 public final @ScanFlags int scanFlags; 9891 /** The user for which the package is being scanned */ 9892 @Nullable public final UserHandle user; 9893 /** Whether or not the platform package is being scanned */ 9894 public final boolean isPlatformPackage; 9895 public ScanRequest( 9896 @NonNull PackageParser.Package pkg, 9897 @Nullable SharedUserSetting sharedUserSetting, 9898 @Nullable PackageSetting pkgSetting, 9899 @Nullable PackageSetting disabledPkgSetting, 9900 @Nullable PackageSetting originalPkgSetting, 9901 @Nullable String realPkgName, 9902 @ParseFlags int parseFlags, 9903 @ScanFlags int scanFlags, 9904 boolean isPlatformPackage, 9905 @Nullable UserHandle user) { 9906 this.pkg = pkg; 9907 this.pkgSetting = pkgSetting; 9908 this.sharedUserSetting = sharedUserSetting; 9909 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9910 this.disabledPkgSetting = disabledPkgSetting; 9911 this.originalPkgSetting = originalPkgSetting; 9912 this.realPkgName = realPkgName; 9913 this.parseFlags = parseFlags; 9914 this.scanFlags = scanFlags; 9915 this.isPlatformPackage = isPlatformPackage; 9916 this.user = user; 9917 } 9918 } 9919 9920 /** 9921 * Returns the actual scan flags depending upon the state of the other settings. 9922 * <p>Updated system applications will not have the following flags set 9923 * by default and need to be adjusted after the fact: 9924 * <ul> 9925 * <li>{@link #SCAN_AS_SYSTEM}</li> 9926 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9927 * <li>{@link #SCAN_AS_OEM}</li> 9928 * <li>{@link #SCAN_AS_VENDOR}</li> 9929 * <li>{@link #SCAN_AS_PRODUCT}</li> 9930 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9931 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9932 * </ul> 9933 */ 9934 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9935 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9936 PackageParser.Package pkg) { 9937 if (disabledPkgSetting != null) { 9938 // updated system application, must at least have SCAN_AS_SYSTEM 9939 scanFlags |= SCAN_AS_SYSTEM; 9940 if ((disabledPkgSetting.pkgPrivateFlags 9941 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9942 scanFlags |= SCAN_AS_PRIVILEGED; 9943 } 9944 if ((disabledPkgSetting.pkgPrivateFlags 9945 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9946 scanFlags |= SCAN_AS_OEM; 9947 } 9948 if ((disabledPkgSetting.pkgPrivateFlags 9949 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9950 scanFlags |= SCAN_AS_VENDOR; 9951 } 9952 if ((disabledPkgSetting.pkgPrivateFlags 9953 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9954 scanFlags |= SCAN_AS_PRODUCT; 9955 } 9956 } 9957 if (pkgSetting != null) { 9958 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9959 if (pkgSetting.getInstantApp(userId)) { 9960 scanFlags |= SCAN_AS_INSTANT_APP; 9961 } 9962 if (pkgSetting.getVirtulalPreload(userId)) { 9963 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9964 } 9965 } 9966 9967 // Scan as privileged apps that share a user with a priv-app. 9968 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9969 && (pkg.mSharedUserId != null)) { 9970 SharedUserSetting sharedUserSetting = null; 9971 try { 9972 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9973 } catch (PackageManagerException ignore) {} 9974 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9975 // Exempt SharedUsers signed with the platform key. 9976 // TODO(b/72378145) Fix this exemption. Force signature apps 9977 // to whitelist their privileged permissions just like other 9978 // priv-apps. 9979 synchronized (mPackages) { 9980 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9981 if ((compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9982 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9983 scanFlags |= SCAN_AS_PRIVILEGED; 9984 } 9985 } 9986 } 9987 } 9988 9989 return scanFlags; 9990 } 9991 9992 // TODO: scanPackageNewLI() and scanPackageOnly() should be merged. But, first, commiting 9993 // the results / removing app data needs to be moved up a level to the callers of this 9994 // method. Also, we need to solve the problem of potentially creating a new shared user 9995 // setting. That can probably be done later and patch things up after the fact. 9996 @GuardedBy("mInstallLock") 9997 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9998 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9999 @Nullable UserHandle user) throws PackageManagerException { 10000 10001 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 10002 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 10003 if (realPkgName != null) { 10004 ensurePackageRenamed(pkg, renamedPkgName); 10005 } 10006 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 10007 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 10008 final PackageSetting disabledPkgSetting = 10009 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 10010 10011 if (mTransferedPackages.contains(pkg.packageName)) { 10012 Slog.w(TAG, "Package " + pkg.packageName 10013 + " was transferred to another, but its .apk remains"); 10014 } 10015 10016 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 10017 synchronized (mPackages) { 10018 applyPolicy(pkg, parseFlags, scanFlags); 10019 assertPackageIsValid(pkg, parseFlags, scanFlags); 10020 10021 SharedUserSetting sharedUserSetting = null; 10022 if (pkg.mSharedUserId != null) { 10023 // SIDE EFFECTS; may potentially allocate a new shared user 10024 sharedUserSetting = mSettings.getSharedUserLPw( 10025 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 10026 if (DEBUG_PACKAGE_SCANNING) { 10027 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10028 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 10029 + " (uid=" + sharedUserSetting.userId + "):" 10030 + " packages=" + sharedUserSetting.packages); 10031 } 10032 } 10033 10034 boolean scanSucceeded = false; 10035 try { 10036 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 10037 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 10038 (pkg == mPlatformPackage), user); 10039 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 10040 if (result.success) { 10041 commitScanResultsLocked(request, result); 10042 } 10043 scanSucceeded = true; 10044 } finally { 10045 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 10046 // DELETE_DATA_ON_FAILURES is only used by frozen paths 10047 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 10048 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 10049 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 10050 } 10051 } 10052 } 10053 return pkg; 10054 } 10055 10056 /** 10057 * Commits the package scan and modifies system state. 10058 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 10059 * of committing the package, leaving the system in an inconsistent state. 10060 * This needs to be fixed so, once we get to this point, no errors are 10061 * possible and the system is not left in an inconsistent state. 10062 */ 10063 @GuardedBy("mPackages") 10064 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 10065 throws PackageManagerException { 10066 final PackageParser.Package pkg = request.pkg; 10067 final @ParseFlags int parseFlags = request.parseFlags; 10068 final @ScanFlags int scanFlags = request.scanFlags; 10069 final PackageSetting oldPkgSetting = request.oldPkgSetting; 10070 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10071 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10072 final UserHandle user = request.user; 10073 final String realPkgName = request.realPkgName; 10074 final PackageSetting pkgSetting = result.pkgSetting; 10075 final List<String> changedAbiCodePath = result.changedAbiCodePath; 10076 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 10077 10078 if (newPkgSettingCreated) { 10079 if (originalPkgSetting != null) { 10080 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10081 } 10082 // THROWS: when we can't allocate a user id. add call to check if there's 10083 // enough space to ensure we won't throw; otherwise, don't modify state 10084 mSettings.addUserToSettingLPw(pkgSetting); 10085 10086 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10087 mTransferedPackages.add(originalPkgSetting.name); 10088 } 10089 } 10090 // TODO(toddke): Consider a method specifically for modifying the Package object 10091 // post scan; or, moving this stuff out of the Package object since it has nothing 10092 // to do with the package on disk. 10093 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10094 // for creating the application ID. If we did this earlier, we would be saving the 10095 // correct ID. 10096 pkg.applicationInfo.uid = pkgSetting.appId; 10097 10098 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10099 10100 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10101 mTransferedPackages.add(pkg.packageName); 10102 } 10103 10104 // THROWS: when requested libraries that can't be found. it only changes 10105 // the state of the passed in pkg object, so, move to the top of the method 10106 // and allow it to abort 10107 if ((scanFlags & SCAN_BOOTING) == 0 10108 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10109 // Check all shared libraries and map to their actual file path. 10110 // We only do this here for apps not on a system dir, because those 10111 // are the only ones that can fail an install due to this. We 10112 // will take care of the system apps by updating all of their 10113 // library paths after the scan is done. Also during the initial 10114 // scan don't update any libs as we do this wholesale after all 10115 // apps are scanned to avoid dependency based scanning. 10116 updateSharedLibrariesLPr(pkg, null); 10117 } 10118 10119 // All versions of a static shared library are referenced with the same 10120 // package name. Internally, we use a synthetic package name to allow 10121 // multiple versions of the same shared library to be installed. So, 10122 // we need to generate the synthetic package name of the latest shared 10123 // library in order to compare signatures. 10124 PackageSetting signatureCheckPs = pkgSetting; 10125 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10126 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10127 if (libraryEntry != null) { 10128 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10129 } 10130 } 10131 10132 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10133 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10134 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10135 // We just determined the app is signed correctly, so bring 10136 // over the latest parsed certs. 10137 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10138 } else { 10139 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10140 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10141 "Package " + pkg.packageName + " upgrade keys do not match the " 10142 + "previously installed version"); 10143 } else { 10144 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10145 String msg = "System package " + pkg.packageName 10146 + " signature changed; retaining data."; 10147 reportSettingsProblem(Log.WARN, msg); 10148 } 10149 } 10150 } else { 10151 try { 10152 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10153 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10154 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10155 pkg.mSigningDetails, compareCompat, compareRecover); 10156 // The new KeySets will be re-added later in the scanning process. 10157 if (compatMatch) { 10158 synchronized (mPackages) { 10159 ksms.removeAppKeySetDataLPw(pkg.packageName); 10160 } 10161 } 10162 // We just determined the app is signed correctly, so bring 10163 // over the latest parsed certs. 10164 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10165 10166 10167 // if this is is a sharedUser, check to see if the new package is signed by a newer 10168 // signing certificate than the existing one, and if so, copy over the new details 10169 if (signatureCheckPs.sharedUser != null 10170 && pkg.mSigningDetails.hasAncestor( 10171 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10172 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10173 } 10174 } catch (PackageManagerException e) { 10175 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10176 throw e; 10177 } 10178 // The signature has changed, but this package is in the system 10179 // image... let's recover! 10180 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10181 // However... if this package is part of a shared user, but it 10182 // doesn't match the signature of the shared user, let's fail. 10183 // What this means is that you can't change the signatures 10184 // associated with an overall shared user, which doesn't seem all 10185 // that unreasonable. 10186 if (signatureCheckPs.sharedUser != null) { 10187 if (compareSignatures( 10188 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10189 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10190 throw new PackageManagerException( 10191 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10192 "Signature mismatch for shared user: " 10193 + pkgSetting.sharedUser); 10194 } 10195 } 10196 // File a report about this. 10197 String msg = "System package " + pkg.packageName 10198 + " signature changed; retaining data."; 10199 reportSettingsProblem(Log.WARN, msg); 10200 } catch (IllegalArgumentException e) { 10201 10202 // should never happen: certs matched when checking, but not when comparing 10203 // old to new for sharedUser 10204 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10205 "Signing certificates comparison made on incomparable signing details" 10206 + " but somehow passed verifySignatures!"); 10207 } 10208 } 10209 10210 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10211 // This package wants to adopt ownership of permissions from 10212 // another package. 10213 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10214 final String origName = pkg.mAdoptPermissions.get(i); 10215 final PackageSetting orig = mSettings.getPackageLPr(origName); 10216 if (orig != null) { 10217 if (verifyPackageUpdateLPr(orig, pkg)) { 10218 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10219 + pkg.packageName); 10220 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10221 } 10222 } 10223 } 10224 } 10225 10226 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10227 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10228 final String codePathString = changedAbiCodePath.get(i); 10229 try { 10230 mInstaller.rmdex(codePathString, 10231 getDexCodeInstructionSet(getPreferredInstructionSet())); 10232 } catch (InstallerException ignored) { 10233 } 10234 } 10235 } 10236 10237 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10238 if (oldPkgSetting != null) { 10239 synchronized (mPackages) { 10240 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10241 } 10242 } 10243 } else { 10244 final int userId = user == null ? 0 : user.getIdentifier(); 10245 // Modify state for the given package setting 10246 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10247 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10248 if (pkgSetting.getInstantApp(userId)) { 10249 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10250 } 10251 } 10252 } 10253 10254 /** 10255 * Returns the "real" name of the package. 10256 * <p>This may differ from the package's actual name if the application has already 10257 * been installed under one of this package's original names. 10258 */ 10259 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10260 @Nullable String renamedPkgName) { 10261 if (isPackageRenamed(pkg, renamedPkgName)) { 10262 return pkg.mRealPackage; 10263 } 10264 return null; 10265 } 10266 10267 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10268 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10269 @Nullable String renamedPkgName) { 10270 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10271 } 10272 10273 /** 10274 * Returns the original package setting. 10275 * <p>A package can migrate its name during an update. In this scenario, a package 10276 * designates a set of names that it considers as one of its original names. 10277 * <p>An original package must be signed identically and it must have the same 10278 * shared user [if any]. 10279 */ 10280 @GuardedBy("mPackages") 10281 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10282 @Nullable String renamedPkgName) { 10283 if (!isPackageRenamed(pkg, renamedPkgName)) { 10284 return null; 10285 } 10286 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10287 final PackageSetting originalPs = 10288 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10289 if (originalPs != null) { 10290 // the package is already installed under its original name... 10291 // but, should we use it? 10292 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10293 // the new package is incompatible with the original 10294 continue; 10295 } else if (originalPs.sharedUser != null) { 10296 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10297 // the shared user id is incompatible with the original 10298 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10299 + " to " + pkg.packageName + ": old uid " 10300 + originalPs.sharedUser.name 10301 + " differs from " + pkg.mSharedUserId); 10302 continue; 10303 } 10304 // TODO: Add case when shared user id is added [b/28144775] 10305 } else { 10306 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10307 + pkg.packageName + " to old name " + originalPs.name); 10308 } 10309 return originalPs; 10310 } 10311 } 10312 return null; 10313 } 10314 10315 /** 10316 * Renames the package if it was installed under a different name. 10317 * <p>When we've already installed the package under an original name, update 10318 * the new package so we can continue to have the old name. 10319 */ 10320 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10321 @NonNull String renamedPackageName) { 10322 if (pkg.mOriginalPackages == null 10323 || !pkg.mOriginalPackages.contains(renamedPackageName) 10324 || pkg.packageName.equals(renamedPackageName)) { 10325 return; 10326 } 10327 pkg.setPackageName(renamedPackageName); 10328 } 10329 10330 /** 10331 * Just scans the package without any side effects. 10332 * <p>Not entirely true at the moment. There is still one side effect -- this 10333 * method potentially modifies a live {@link PackageSetting} object representing 10334 * the package being scanned. This will be resolved in the future. 10335 * 10336 * @param request Information about the package to be scanned 10337 * @param isUnderFactoryTest Whether or not the device is under factory test 10338 * @param currentTime The current time, in millis 10339 * @return The results of the scan 10340 */ 10341 @GuardedBy("mInstallLock") 10342 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10343 boolean isUnderFactoryTest, long currentTime) 10344 throws PackageManagerException { 10345 final PackageParser.Package pkg = request.pkg; 10346 PackageSetting pkgSetting = request.pkgSetting; 10347 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10348 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10349 final @ParseFlags int parseFlags = request.parseFlags; 10350 final @ScanFlags int scanFlags = request.scanFlags; 10351 final String realPkgName = request.realPkgName; 10352 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10353 final UserHandle user = request.user; 10354 final boolean isPlatformPackage = request.isPlatformPackage; 10355 10356 List<String> changedAbiCodePath = null; 10357 10358 if (DEBUG_PACKAGE_SCANNING) { 10359 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10360 Log.d(TAG, "Scanning package " + pkg.packageName); 10361 } 10362 10363 if (Build.IS_DEBUGGABLE && 10364 pkg.isPrivileged() && 10365 SystemProperties.getBoolean(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, false)) { 10366 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10367 } 10368 10369 // Initialize package source and resource directories 10370 final File scanFile = new File(pkg.codePath); 10371 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10372 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10373 10374 // We keep references to the derived CPU Abis from settings in oder to reuse 10375 // them in the case where we're not upgrading or booting for the first time. 10376 String primaryCpuAbiFromSettings = null; 10377 String secondaryCpuAbiFromSettings = null; 10378 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10379 10380 if (!needToDeriveAbi) { 10381 if (pkgSetting != null) { 10382 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10383 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10384 } else { 10385 // Re-scanning a system package after uninstalling updates; need to derive ABI 10386 needToDeriveAbi = true; 10387 } 10388 } 10389 10390 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10391 PackageManagerService.reportSettingsProblem(Log.WARN, 10392 "Package " + pkg.packageName + " shared user changed from " 10393 + (pkgSetting.sharedUser != null 10394 ? pkgSetting.sharedUser.name : "<nothing>") 10395 + " to " 10396 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10397 + "; replacing with new"); 10398 pkgSetting = null; 10399 } 10400 10401 String[] usesStaticLibraries = null; 10402 if (pkg.usesStaticLibraries != null) { 10403 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10404 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10405 } 10406 final boolean createNewPackage = (pkgSetting == null); 10407 if (createNewPackage) { 10408 final String parentPackageName = (pkg.parentPackage != null) 10409 ? pkg.parentPackage.packageName : null; 10410 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10411 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10412 // REMOVE SharedUserSetting from method; update in a separate call 10413 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10414 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10415 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10416 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10417 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10418 user, true /*allowInstall*/, instantApp, virtualPreload, 10419 parentPackageName, pkg.getChildPackageNames(), 10420 UserManagerService.getInstance(), usesStaticLibraries, 10421 pkg.usesStaticLibrariesVersions); 10422 } else { 10423 // REMOVE SharedUserSetting from method; update in a separate call. 10424 // 10425 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10426 // secondaryCpuAbi are not known at this point so we always update them 10427 // to null here, only to reset them at a later point. 10428 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10429 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10430 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10431 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10432 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10433 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10434 } 10435 if (createNewPackage && originalPkgSetting != null) { 10436 // This is the initial transition from the original package, so, 10437 // fix up the new package's name now. We must do this after looking 10438 // up the package under its new name, so getPackageLP takes care of 10439 // fiddling things correctly. 10440 pkg.setPackageName(originalPkgSetting.name); 10441 10442 // File a report about this. 10443 String msg = "New package " + pkgSetting.realName 10444 + " renamed to replace old package " + pkgSetting.name; 10445 reportSettingsProblem(Log.WARN, msg); 10446 } 10447 10448 if (disabledPkgSetting != null) { 10449 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10450 } 10451 10452 // Apps which share a sharedUserId must be placed in the same selinux domain. If this 10453 // package is the first app installed as this shared user, set seInfoTargetSdkVersion to its 10454 // targetSdkVersion. These are later adjusted in PackageManagerService's constructor to be 10455 // the lowest targetSdkVersion of all apps within the shared user, which corresponds to the 10456 // least restrictive selinux domain. 10457 // NOTE: As new packages are installed / updated, the shared user's seinfoTargetSdkVersion 10458 // will NOT be modified until next boot, even if a lower targetSdkVersion is used. This 10459 // ensures that all packages continue to run in the same selinux domain. 10460 final int targetSdkVersion = 10461 ((sharedUserSetting != null) && (sharedUserSetting.packages.size() != 0)) ? 10462 sharedUserSetting.seInfoTargetSdkVersion : pkg.applicationInfo.targetSdkVersion; 10463 // TODO(b/71593002): isPrivileged for sharedUser and appInfo should never be out of sync. 10464 // They currently can be if the sharedUser apps are signed with the platform key. 10465 final boolean isPrivileged = (sharedUserSetting != null) ? 10466 sharedUserSetting.isPrivileged() | pkg.isPrivileged() : pkg.isPrivileged(); 10467 10468 pkg.applicationInfo.seInfo = SELinuxMMAC.getSeInfo(pkg, isPrivileged, 10469 pkg.applicationInfo.targetSandboxVersion, targetSdkVersion); 10470 10471 pkg.mExtras = pkgSetting; 10472 pkg.applicationInfo.processName = fixProcessName( 10473 pkg.applicationInfo.packageName, 10474 pkg.applicationInfo.processName); 10475 10476 if (!isPlatformPackage) { 10477 // Get all of our default paths setup 10478 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10479 } 10480 10481 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10482 10483 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10484 if (needToDeriveAbi) { 10485 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10486 final boolean extractNativeLibs = !pkg.isLibrary(); 10487 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10488 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10489 10490 // Some system apps still use directory structure for native libraries 10491 // in which case we might end up not detecting abi solely based on apk 10492 // structure. Try to detect abi based on directory structure. 10493 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10494 pkg.applicationInfo.primaryCpuAbi == null) { 10495 setBundledAppAbisAndRoots(pkg, pkgSetting); 10496 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10497 } 10498 } else { 10499 // This is not a first boot or an upgrade, don't bother deriving the 10500 // ABI during the scan. Instead, trust the value that was stored in the 10501 // package setting. 10502 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10503 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10504 10505 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10506 10507 if (DEBUG_ABI_SELECTION) { 10508 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10509 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10510 pkg.applicationInfo.secondaryCpuAbi); 10511 } 10512 } 10513 } else { 10514 if ((scanFlags & SCAN_MOVE) != 0) { 10515 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10516 // but we already have this packages package info in the PackageSetting. We just 10517 // use that and derive the native library path based on the new codepath. 10518 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10519 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10520 } 10521 10522 // Set native library paths again. For moves, the path will be updated based on the 10523 // ABIs we've determined above. For non-moves, the path will be updated based on the 10524 // ABIs we determined during compilation, but the path will depend on the final 10525 // package path (after the rename away from the stage path). 10526 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10527 } 10528 10529 // This is a special case for the "system" package, where the ABI is 10530 // dictated by the zygote configuration (and init.rc). We should keep track 10531 // of this ABI so that we can deal with "normal" applications that run under 10532 // the same UID correctly. 10533 if (isPlatformPackage) { 10534 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10535 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10536 } 10537 10538 // If there's a mismatch between the abi-override in the package setting 10539 // and the abiOverride specified for the install. Warn about this because we 10540 // would've already compiled the app without taking the package setting into 10541 // account. 10542 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10543 if (cpuAbiOverride == null && pkg.packageName != null) { 10544 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10545 " for package " + pkg.packageName); 10546 } 10547 } 10548 10549 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10550 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10551 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10552 10553 // Copy the derived override back to the parsed package, so that we can 10554 // update the package settings accordingly. 10555 pkg.cpuAbiOverride = cpuAbiOverride; 10556 10557 if (DEBUG_ABI_SELECTION) { 10558 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10559 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10560 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10561 } 10562 10563 // Push the derived path down into PackageSettings so we know what to 10564 // clean up at uninstall time. 10565 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10566 10567 if (DEBUG_ABI_SELECTION) { 10568 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10569 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10570 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10571 } 10572 10573 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10574 // We don't do this here during boot because we can do it all 10575 // at once after scanning all existing packages. 10576 // 10577 // We also do this *before* we perform dexopt on this package, so that 10578 // we can avoid redundant dexopts, and also to make sure we've got the 10579 // code and package path correct. 10580 changedAbiCodePath = 10581 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10582 } 10583 10584 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10585 android.Manifest.permission.FACTORY_TEST)) { 10586 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10587 } 10588 10589 if (isSystemApp(pkg)) { 10590 pkgSetting.isOrphaned = true; 10591 } 10592 10593 // Take care of first install / last update times. 10594 final long scanFileTime = getLastModifiedTime(pkg); 10595 if (currentTime != 0) { 10596 if (pkgSetting.firstInstallTime == 0) { 10597 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10598 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10599 pkgSetting.lastUpdateTime = currentTime; 10600 } 10601 } else if (pkgSetting.firstInstallTime == 0) { 10602 // We need *something*. Take time time stamp of the file. 10603 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10604 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10605 if (scanFileTime != pkgSetting.timeStamp) { 10606 // A package on the system image has changed; consider this 10607 // to be an update. 10608 pkgSetting.lastUpdateTime = scanFileTime; 10609 } 10610 } 10611 pkgSetting.setTimeStamp(scanFileTime); 10612 10613 pkgSetting.pkg = pkg; 10614 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10615 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10616 pkgSetting.versionCode = pkg.getLongVersionCode(); 10617 } 10618 // Update volume if needed 10619 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10620 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10621 Slog.i(PackageManagerService.TAG, 10622 "Update" + (pkgSetting.isSystem() ? " system" : "") 10623 + " package " + pkg.packageName 10624 + " volume from " + pkgSetting.volumeUuid 10625 + " to " + volumeUuid); 10626 pkgSetting.volumeUuid = volumeUuid; 10627 } 10628 10629 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10630 } 10631 10632 /** 10633 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10634 */ 10635 private static boolean apkHasCode(String fileName) { 10636 StrictJarFile jarFile = null; 10637 try { 10638 jarFile = new StrictJarFile(fileName, 10639 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10640 return jarFile.findEntry("classes.dex") != null; 10641 } catch (IOException ignore) { 10642 } finally { 10643 try { 10644 if (jarFile != null) { 10645 jarFile.close(); 10646 } 10647 } catch (IOException ignore) {} 10648 } 10649 return false; 10650 } 10651 10652 /** 10653 * Enforces code policy for the package. This ensures that if an APK has 10654 * declared hasCode="true" in its manifest that the APK actually contains 10655 * code. 10656 * 10657 * @throws PackageManagerException If bytecode could not be found when it should exist 10658 */ 10659 private static void assertCodePolicy(PackageParser.Package pkg) 10660 throws PackageManagerException { 10661 final boolean shouldHaveCode = 10662 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10663 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10664 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10665 "Package " + pkg.baseCodePath + " code is missing"); 10666 } 10667 10668 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10669 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10670 final boolean splitShouldHaveCode = 10671 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10672 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10673 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10674 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10675 } 10676 } 10677 } 10678 } 10679 10680 /** 10681 * Applies policy to the parsed package based upon the given policy flags. 10682 * Ensures the package is in a good state. 10683 * <p> 10684 * Implementation detail: This method must NOT have any side effect. It would 10685 * ideally be static, but, it requires locks to read system state. 10686 */ 10687 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10688 final @ScanFlags int scanFlags) { 10689 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10690 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10691 if (pkg.applicationInfo.isDirectBootAware()) { 10692 // we're direct boot aware; set for all components 10693 for (PackageParser.Service s : pkg.services) { 10694 s.info.encryptionAware = s.info.directBootAware = true; 10695 } 10696 for (PackageParser.Provider p : pkg.providers) { 10697 p.info.encryptionAware = p.info.directBootAware = true; 10698 } 10699 for (PackageParser.Activity a : pkg.activities) { 10700 a.info.encryptionAware = a.info.directBootAware = true; 10701 } 10702 for (PackageParser.Activity r : pkg.receivers) { 10703 r.info.encryptionAware = r.info.directBootAware = true; 10704 } 10705 } 10706 if (compressedFileExists(pkg.codePath)) { 10707 pkg.isStub = true; 10708 } 10709 } else { 10710 // non system apps can't be flagged as core 10711 pkg.coreApp = false; 10712 // clear flags not applicable to regular apps 10713 pkg.applicationInfo.flags &= 10714 ~ApplicationInfo.FLAG_PERSISTENT; 10715 pkg.applicationInfo.privateFlags &= 10716 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10717 pkg.applicationInfo.privateFlags &= 10718 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10719 // cap permission priorities 10720 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10721 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10722 pkg.permissionGroups.get(i).info.priority = 0; 10723 } 10724 } 10725 } 10726 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10727 // clear protected broadcasts 10728 pkg.protectedBroadcasts = null; 10729 // ignore export request for single user receivers 10730 if (pkg.receivers != null) { 10731 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10732 final PackageParser.Activity receiver = pkg.receivers.get(i); 10733 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10734 receiver.info.exported = false; 10735 } 10736 } 10737 } 10738 // ignore export request for single user services 10739 if (pkg.services != null) { 10740 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10741 final PackageParser.Service service = pkg.services.get(i); 10742 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10743 service.info.exported = false; 10744 } 10745 } 10746 } 10747 // ignore export request for single user providers 10748 if (pkg.providers != null) { 10749 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10750 final PackageParser.Provider provider = pkg.providers.get(i); 10751 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10752 provider.info.exported = false; 10753 } 10754 } 10755 } 10756 } 10757 10758 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10759 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10760 } 10761 10762 if ((scanFlags & SCAN_AS_OEM) != 0) { 10763 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10764 } 10765 10766 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10767 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10768 } 10769 10770 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10771 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10772 } 10773 10774 if (!isSystemApp(pkg)) { 10775 // Only system apps can use these features. 10776 pkg.mOriginalPackages = null; 10777 pkg.mRealPackage = null; 10778 pkg.mAdoptPermissions = null; 10779 } 10780 } 10781 10782 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10783 throws PackageManagerException { 10784 if (object == null) { 10785 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10786 } 10787 return object; 10788 } 10789 10790 /** 10791 * Asserts the parsed package is valid according to the given policy. If the 10792 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10793 * <p> 10794 * Implementation detail: This method must NOT have any side effects. It would 10795 * ideally be static, but, it requires locks to read system state. 10796 * 10797 * @throws PackageManagerException If the package fails any of the validation checks 10798 */ 10799 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10800 final @ScanFlags int scanFlags) 10801 throws PackageManagerException { 10802 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10803 assertCodePolicy(pkg); 10804 } 10805 10806 if (pkg.applicationInfo.getCodePath() == null || 10807 pkg.applicationInfo.getResourcePath() == null) { 10808 // Bail out. The resource and code paths haven't been set. 10809 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10810 "Code and resource paths haven't been set correctly"); 10811 } 10812 10813 // Make sure we're not adding any bogus keyset info 10814 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10815 ksms.assertScannedPackageValid(pkg); 10816 10817 synchronized (mPackages) { 10818 // The special "android" package can only be defined once 10819 if (pkg.packageName.equals("android")) { 10820 if (mAndroidApplication != null) { 10821 Slog.w(TAG, "*************************************************"); 10822 Slog.w(TAG, "Core android package being redefined. Skipping."); 10823 Slog.w(TAG, " codePath=" + pkg.codePath); 10824 Slog.w(TAG, "*************************************************"); 10825 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10826 "Core android package being redefined. Skipping."); 10827 } 10828 } 10829 10830 // A package name must be unique; don't allow duplicates 10831 if (mPackages.containsKey(pkg.packageName)) { 10832 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10833 "Application package " + pkg.packageName 10834 + " already installed. Skipping duplicate."); 10835 } 10836 10837 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10838 // Static libs have a synthetic package name containing the version 10839 // but we still want the base name to be unique. 10840 if (mPackages.containsKey(pkg.manifestPackageName)) { 10841 throw new PackageManagerException( 10842 "Duplicate static shared lib provider package"); 10843 } 10844 10845 // Static shared libraries should have at least O target SDK 10846 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10847 throw new PackageManagerException( 10848 "Packages declaring static-shared libs must target O SDK or higher"); 10849 } 10850 10851 // Package declaring static a shared lib cannot be instant apps 10852 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10853 throw new PackageManagerException( 10854 "Packages declaring static-shared libs cannot be instant apps"); 10855 } 10856 10857 // Package declaring static a shared lib cannot be renamed since the package 10858 // name is synthetic and apps can't code around package manager internals. 10859 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10860 throw new PackageManagerException( 10861 "Packages declaring static-shared libs cannot be renamed"); 10862 } 10863 10864 // Package declaring static a shared lib cannot declare child packages 10865 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10866 throw new PackageManagerException( 10867 "Packages declaring static-shared libs cannot have child packages"); 10868 } 10869 10870 // Package declaring static a shared lib cannot declare dynamic libs 10871 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10872 throw new PackageManagerException( 10873 "Packages declaring static-shared libs cannot declare dynamic libs"); 10874 } 10875 10876 // Package declaring static a shared lib cannot declare shared users 10877 if (pkg.mSharedUserId != null) { 10878 throw new PackageManagerException( 10879 "Packages declaring static-shared libs cannot declare shared users"); 10880 } 10881 10882 // Static shared libs cannot declare activities 10883 if (!pkg.activities.isEmpty()) { 10884 throw new PackageManagerException( 10885 "Static shared libs cannot declare activities"); 10886 } 10887 10888 // Static shared libs cannot declare services 10889 if (!pkg.services.isEmpty()) { 10890 throw new PackageManagerException( 10891 "Static shared libs cannot declare services"); 10892 } 10893 10894 // Static shared libs cannot declare providers 10895 if (!pkg.providers.isEmpty()) { 10896 throw new PackageManagerException( 10897 "Static shared libs cannot declare content providers"); 10898 } 10899 10900 // Static shared libs cannot declare receivers 10901 if (!pkg.receivers.isEmpty()) { 10902 throw new PackageManagerException( 10903 "Static shared libs cannot declare broadcast receivers"); 10904 } 10905 10906 // Static shared libs cannot declare permission groups 10907 if (!pkg.permissionGroups.isEmpty()) { 10908 throw new PackageManagerException( 10909 "Static shared libs cannot declare permission groups"); 10910 } 10911 10912 // Static shared libs cannot declare permissions 10913 if (!pkg.permissions.isEmpty()) { 10914 throw new PackageManagerException( 10915 "Static shared libs cannot declare permissions"); 10916 } 10917 10918 // Static shared libs cannot declare protected broadcasts 10919 if (pkg.protectedBroadcasts != null) { 10920 throw new PackageManagerException( 10921 "Static shared libs cannot declare protected broadcasts"); 10922 } 10923 10924 // Static shared libs cannot be overlay targets 10925 if (pkg.mOverlayTarget != null) { 10926 throw new PackageManagerException( 10927 "Static shared libs cannot be overlay targets"); 10928 } 10929 10930 // The version codes must be ordered as lib versions 10931 long minVersionCode = Long.MIN_VALUE; 10932 long maxVersionCode = Long.MAX_VALUE; 10933 10934 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10935 pkg.staticSharedLibName); 10936 if (versionedLib != null) { 10937 final int versionCount = versionedLib.size(); 10938 for (int i = 0; i < versionCount; i++) { 10939 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10940 final long libVersionCode = libInfo.getDeclaringPackage() 10941 .getLongVersionCode(); 10942 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10943 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10944 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10945 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10946 } else { 10947 minVersionCode = maxVersionCode = libVersionCode; 10948 break; 10949 } 10950 } 10951 } 10952 if (pkg.getLongVersionCode() < minVersionCode 10953 || pkg.getLongVersionCode() > maxVersionCode) { 10954 throw new PackageManagerException("Static shared" 10955 + " lib version codes must be ordered as lib versions"); 10956 } 10957 } 10958 10959 // Only privileged apps and updated privileged apps can add child packages. 10960 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10961 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10962 throw new PackageManagerException("Only privileged apps can add child " 10963 + "packages. Ignoring package " + pkg.packageName); 10964 } 10965 final int childCount = pkg.childPackages.size(); 10966 for (int i = 0; i < childCount; i++) { 10967 PackageParser.Package childPkg = pkg.childPackages.get(i); 10968 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10969 childPkg.packageName)) { 10970 throw new PackageManagerException("Can't override child of " 10971 + "another disabled app. Ignoring package " + pkg.packageName); 10972 } 10973 } 10974 } 10975 10976 // If we're only installing presumed-existing packages, require that the 10977 // scanned APK is both already known and at the path previously established 10978 // for it. Previously unknown packages we pick up normally, but if we have an 10979 // a priori expectation about this package's install presence, enforce it. 10980 // With a singular exception for new system packages. When an OTA contains 10981 // a new system package, we allow the codepath to change from a system location 10982 // to the user-installed location. If we don't allow this change, any newer, 10983 // user-installed version of the application will be ignored. 10984 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10985 if (mExpectingBetter.containsKey(pkg.packageName)) { 10986 logCriticalInfo(Log.WARN, 10987 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10988 } else { 10989 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10990 if (known != null) { 10991 if (DEBUG_PACKAGE_SCANNING) { 10992 Log.d(TAG, "Examining " + pkg.codePath 10993 + " and requiring known paths " + known.codePathString 10994 + " & " + known.resourcePathString); 10995 } 10996 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10997 || !pkg.applicationInfo.getResourcePath().equals( 10998 known.resourcePathString)) { 10999 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 11000 "Application package " + pkg.packageName 11001 + " found at " + pkg.applicationInfo.getCodePath() 11002 + " but expected at " + known.codePathString 11003 + "; ignoring."); 11004 } 11005 } else { 11006 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11007 "Application package " + pkg.packageName 11008 + " not found; ignoring."); 11009 } 11010 } 11011 } 11012 11013 // Verify that this new package doesn't have any content providers 11014 // that conflict with existing packages. Only do this if the 11015 // package isn't already installed, since we don't want to break 11016 // things that are installed. 11017 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 11018 final int N = pkg.providers.size(); 11019 int i; 11020 for (i=0; i<N; i++) { 11021 PackageParser.Provider p = pkg.providers.get(i); 11022 if (p.info.authority != null) { 11023 String names[] = p.info.authority.split(";"); 11024 for (int j = 0; j < names.length; j++) { 11025 if (mProvidersByAuthority.containsKey(names[j])) { 11026 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11027 final String otherPackageName = 11028 ((other != null && other.getComponentName() != null) ? 11029 other.getComponentName().getPackageName() : "?"); 11030 throw new PackageManagerException( 11031 INSTALL_FAILED_CONFLICTING_PROVIDER, 11032 "Can't install because provider name " + names[j] 11033 + " (in package " + pkg.applicationInfo.packageName 11034 + ") is already used by " + otherPackageName); 11035 } 11036 } 11037 } 11038 } 11039 } 11040 11041 // Verify that packages sharing a user with a privileged app are marked as privileged. 11042 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 11043 SharedUserSetting sharedUserSetting = null; 11044 try { 11045 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 11046 } catch (PackageManagerException ignore) {} 11047 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 11048 // Exempt SharedUsers signed with the platform key. 11049 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 11050 if ((platformPkgSetting.signatures.mSigningDetails 11051 != PackageParser.SigningDetails.UNKNOWN) 11052 && (compareSignatures( 11053 platformPkgSetting.signatures.mSigningDetails.signatures, 11054 pkg.mSigningDetails.signatures) 11055 != PackageManager.SIGNATURE_MATCH)) { 11056 throw new PackageManagerException("Apps that share a user with a " + 11057 "privileged app must themselves be marked as privileged. " + 11058 pkg.packageName + " shares privileged user " + 11059 pkg.mSharedUserId + "."); 11060 } 11061 } 11062 } 11063 11064 // Apply policies specific for runtime resource overlays (RROs). 11065 if (pkg.mOverlayTarget != null) { 11066 // System overlays have some restrictions on their use of the 'static' state. 11067 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 11068 // We are scanning a system overlay. This can be the first scan of the 11069 // system/vendor/oem partition, or an update to the system overlay. 11070 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 11071 // This must be an update to a system overlay. 11072 final PackageSetting previousPkg = assertNotNull( 11073 mSettings.getPackageLPr(pkg.packageName), 11074 "previous package state not present"); 11075 11076 // Static overlays cannot be updated. 11077 if (previousPkg.pkg.mOverlayIsStatic) { 11078 throw new PackageManagerException("Overlay " + pkg.packageName + 11079 " is static and cannot be upgraded."); 11080 // Non-static overlays cannot be converted to static overlays. 11081 } else if (pkg.mOverlayIsStatic) { 11082 throw new PackageManagerException("Overlay " + pkg.packageName + 11083 " cannot be upgraded into a static overlay."); 11084 } 11085 } 11086 } else { 11087 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11088 if (pkg.mOverlayIsStatic) { 11089 throw new PackageManagerException("Overlay " + pkg.packageName + 11090 " is static but not pre-installed."); 11091 } 11092 11093 // The only case where we allow installation of a non-system overlay is when 11094 // its signature is signed with the platform certificate. 11095 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11096 if ((platformPkgSetting.signatures.mSigningDetails 11097 != PackageParser.SigningDetails.UNKNOWN) 11098 && (compareSignatures( 11099 platformPkgSetting.signatures.mSigningDetails.signatures, 11100 pkg.mSigningDetails.signatures) 11101 != PackageManager.SIGNATURE_MATCH)) { 11102 throw new PackageManagerException("Overlay " + pkg.packageName + 11103 " must be signed with the platform certificate."); 11104 } 11105 } 11106 } 11107 } 11108 } 11109 11110 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11111 int type, String declaringPackageName, long declaringVersionCode) { 11112 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11113 if (versionedLib == null) { 11114 versionedLib = new LongSparseArray<>(); 11115 mSharedLibraries.put(name, versionedLib); 11116 if (type == SharedLibraryInfo.TYPE_STATIC) { 11117 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11118 } 11119 } else if (versionedLib.indexOfKey(version) >= 0) { 11120 return false; 11121 } 11122 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11123 version, type, declaringPackageName, declaringVersionCode); 11124 versionedLib.put(version, libEntry); 11125 return true; 11126 } 11127 11128 private boolean removeSharedLibraryLPw(String name, long version) { 11129 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11130 if (versionedLib == null) { 11131 return false; 11132 } 11133 final int libIdx = versionedLib.indexOfKey(version); 11134 if (libIdx < 0) { 11135 return false; 11136 } 11137 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11138 versionedLib.remove(version); 11139 if (versionedLib.size() <= 0) { 11140 mSharedLibraries.remove(name); 11141 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11142 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11143 .getPackageName()); 11144 } 11145 } 11146 return true; 11147 } 11148 11149 /** 11150 * Adds a scanned package to the system. When this method is finished, the package will 11151 * be available for query, resolution, etc... 11152 */ 11153 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11154 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11155 final String pkgName = pkg.packageName; 11156 if (mCustomResolverComponentName != null && 11157 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11158 setUpCustomResolverActivity(pkg); 11159 } 11160 11161 if (pkg.packageName.equals("android")) { 11162 synchronized (mPackages) { 11163 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11164 // Set up information for our fall-back user intent resolution activity. 11165 mPlatformPackage = pkg; 11166 pkg.mVersionCode = mSdkVersion; 11167 pkg.mVersionCodeMajor = 0; 11168 mAndroidApplication = pkg.applicationInfo; 11169 if (!mResolverReplaced) { 11170 mResolveActivity.applicationInfo = mAndroidApplication; 11171 mResolveActivity.name = ResolverActivity.class.getName(); 11172 mResolveActivity.packageName = mAndroidApplication.packageName; 11173 mResolveActivity.processName = "system:ui"; 11174 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11175 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11176 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11177 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11178 mResolveActivity.exported = true; 11179 mResolveActivity.enabled = true; 11180 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11181 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11182 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11183 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11184 | ActivityInfo.CONFIG_ORIENTATION 11185 | ActivityInfo.CONFIG_KEYBOARD 11186 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11187 mResolveInfo.activityInfo = mResolveActivity; 11188 mResolveInfo.priority = 0; 11189 mResolveInfo.preferredOrder = 0; 11190 mResolveInfo.match = 0; 11191 mResolveComponentName = new ComponentName( 11192 mAndroidApplication.packageName, mResolveActivity.name); 11193 } 11194 } 11195 } 11196 } 11197 11198 ArrayList<PackageParser.Package> clientLibPkgs = null; 11199 // writer 11200 synchronized (mPackages) { 11201 boolean hasStaticSharedLibs = false; 11202 11203 // Any app can add new static shared libraries 11204 if (pkg.staticSharedLibName != null) { 11205 // Static shared libs don't allow renaming as they have synthetic package 11206 // names to allow install of multiple versions, so use name from manifest. 11207 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11208 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11209 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11210 hasStaticSharedLibs = true; 11211 } else { 11212 Slog.w(TAG, "Package " + pkg.packageName + " library " 11213 + pkg.staticSharedLibName + " already exists; skipping"); 11214 } 11215 // Static shared libs cannot be updated once installed since they 11216 // use synthetic package name which includes the version code, so 11217 // not need to update other packages's shared lib dependencies. 11218 } 11219 11220 if (!hasStaticSharedLibs 11221 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11222 // Only system apps can add new dynamic shared libraries. 11223 if (pkg.libraryNames != null) { 11224 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11225 String name = pkg.libraryNames.get(i); 11226 boolean allowed = false; 11227 if (pkg.isUpdatedSystemApp()) { 11228 // New library entries can only be added through the 11229 // system image. This is important to get rid of a lot 11230 // of nasty edge cases: for example if we allowed a non- 11231 // system update of the app to add a library, then uninstalling 11232 // the update would make the library go away, and assumptions 11233 // we made such as through app install filtering would now 11234 // have allowed apps on the device which aren't compatible 11235 // with it. Better to just have the restriction here, be 11236 // conservative, and create many fewer cases that can negatively 11237 // impact the user experience. 11238 final PackageSetting sysPs = mSettings 11239 .getDisabledSystemPkgLPr(pkg.packageName); 11240 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11241 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11242 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11243 allowed = true; 11244 break; 11245 } 11246 } 11247 } 11248 } else { 11249 allowed = true; 11250 } 11251 if (allowed) { 11252 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11253 SharedLibraryInfo.VERSION_UNDEFINED, 11254 SharedLibraryInfo.TYPE_DYNAMIC, 11255 pkg.packageName, pkg.getLongVersionCode())) { 11256 Slog.w(TAG, "Package " + pkg.packageName + " library " 11257 + name + " already exists; skipping"); 11258 } 11259 } else { 11260 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11261 + name + " that is not declared on system image; skipping"); 11262 } 11263 } 11264 11265 if ((scanFlags & SCAN_BOOTING) == 0) { 11266 // If we are not booting, we need to update any applications 11267 // that are clients of our shared library. If we are booting, 11268 // this will all be done once the scan is complete. 11269 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11270 } 11271 } 11272 } 11273 } 11274 11275 if ((scanFlags & SCAN_BOOTING) != 0) { 11276 // No apps can run during boot scan, so they don't need to be frozen 11277 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11278 // Caller asked to not kill app, so it's probably not frozen 11279 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11280 // Caller asked us to ignore frozen check for some reason; they 11281 // probably didn't know the package name 11282 } else { 11283 // We're doing major surgery on this package, so it better be frozen 11284 // right now to keep it from launching 11285 checkPackageFrozen(pkgName); 11286 } 11287 11288 // Also need to kill any apps that are dependent on the library. 11289 if (clientLibPkgs != null) { 11290 for (int i=0; i<clientLibPkgs.size(); i++) { 11291 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11292 killApplication(clientPkg.applicationInfo.packageName, 11293 clientPkg.applicationInfo.uid, "update lib"); 11294 } 11295 } 11296 11297 // writer 11298 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11299 11300 synchronized (mPackages) { 11301 // We don't expect installation to fail beyond this point 11302 11303 // Add the new setting to mSettings 11304 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11305 // Add the new setting to mPackages 11306 mPackages.put(pkg.applicationInfo.packageName, pkg); 11307 // Make sure we don't accidentally delete its data. 11308 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11309 while (iter.hasNext()) { 11310 PackageCleanItem item = iter.next(); 11311 if (pkgName.equals(item.packageName)) { 11312 iter.remove(); 11313 } 11314 } 11315 11316 // Add the package's KeySets to the global KeySetManagerService 11317 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11318 ksms.addScannedPackageLPw(pkg); 11319 11320 int N = pkg.providers.size(); 11321 StringBuilder r = null; 11322 int i; 11323 for (i=0; i<N; i++) { 11324 PackageParser.Provider p = pkg.providers.get(i); 11325 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11326 p.info.processName); 11327 mProviders.addProvider(p); 11328 p.syncable = p.info.isSyncable; 11329 if (p.info.authority != null) { 11330 String names[] = p.info.authority.split(";"); 11331 p.info.authority = null; 11332 for (int j = 0; j < names.length; j++) { 11333 if (j == 1 && p.syncable) { 11334 // We only want the first authority for a provider to possibly be 11335 // syncable, so if we already added this provider using a different 11336 // authority clear the syncable flag. We copy the provider before 11337 // changing it because the mProviders object contains a reference 11338 // to a provider that we don't want to change. 11339 // Only do this for the second authority since the resulting provider 11340 // object can be the same for all future authorities for this provider. 11341 p = new PackageParser.Provider(p); 11342 p.syncable = false; 11343 } 11344 if (!mProvidersByAuthority.containsKey(names[j])) { 11345 mProvidersByAuthority.put(names[j], p); 11346 if (p.info.authority == null) { 11347 p.info.authority = names[j]; 11348 } else { 11349 p.info.authority = p.info.authority + ";" + names[j]; 11350 } 11351 if (DEBUG_PACKAGE_SCANNING) { 11352 if (chatty) 11353 Log.d(TAG, "Registered content provider: " + names[j] 11354 + ", className = " + p.info.name + ", isSyncable = " 11355 + p.info.isSyncable); 11356 } 11357 } else { 11358 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11359 Slog.w(TAG, "Skipping provider name " + names[j] + 11360 " (in package " + pkg.applicationInfo.packageName + 11361 "): name already used by " 11362 + ((other != null && other.getComponentName() != null) 11363 ? other.getComponentName().getPackageName() : "?")); 11364 } 11365 } 11366 } 11367 if (chatty) { 11368 if (r == null) { 11369 r = new StringBuilder(256); 11370 } else { 11371 r.append(' '); 11372 } 11373 r.append(p.info.name); 11374 } 11375 } 11376 if (r != null) { 11377 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11378 } 11379 11380 N = pkg.services.size(); 11381 r = null; 11382 for (i=0; i<N; i++) { 11383 PackageParser.Service s = pkg.services.get(i); 11384 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11385 s.info.processName); 11386 mServices.addService(s); 11387 if (chatty) { 11388 if (r == null) { 11389 r = new StringBuilder(256); 11390 } else { 11391 r.append(' '); 11392 } 11393 r.append(s.info.name); 11394 } 11395 } 11396 if (r != null) { 11397 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11398 } 11399 11400 N = pkg.receivers.size(); 11401 r = null; 11402 for (i=0; i<N; i++) { 11403 PackageParser.Activity a = pkg.receivers.get(i); 11404 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11405 a.info.processName); 11406 mReceivers.addActivity(a, "receiver"); 11407 if (chatty) { 11408 if (r == null) { 11409 r = new StringBuilder(256); 11410 } else { 11411 r.append(' '); 11412 } 11413 r.append(a.info.name); 11414 } 11415 } 11416 if (r != null) { 11417 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11418 } 11419 11420 N = pkg.activities.size(); 11421 r = null; 11422 for (i=0; i<N; i++) { 11423 PackageParser.Activity a = pkg.activities.get(i); 11424 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11425 a.info.processName); 11426 mActivities.addActivity(a, "activity"); 11427 if (chatty) { 11428 if (r == null) { 11429 r = new StringBuilder(256); 11430 } else { 11431 r.append(' '); 11432 } 11433 r.append(a.info.name); 11434 } 11435 } 11436 if (r != null) { 11437 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11438 } 11439 11440 // Don't allow ephemeral applications to define new permissions groups. 11441 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11442 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11443 + " ignored: instant apps cannot define new permission groups."); 11444 } else { 11445 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11446 } 11447 11448 // Don't allow ephemeral applications to define new permissions. 11449 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11450 Slog.w(TAG, "Permissions from package " + pkg.packageName 11451 + " ignored: instant apps cannot define new permissions."); 11452 } else { 11453 mPermissionManager.addAllPermissions(pkg, chatty); 11454 } 11455 11456 N = pkg.instrumentation.size(); 11457 r = null; 11458 for (i=0; i<N; i++) { 11459 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11460 a.info.packageName = pkg.applicationInfo.packageName; 11461 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11462 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11463 a.info.splitNames = pkg.splitNames; 11464 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11465 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11466 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11467 a.info.dataDir = pkg.applicationInfo.dataDir; 11468 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11469 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11470 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11471 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11472 mInstrumentation.put(a.getComponentName(), a); 11473 if (chatty) { 11474 if (r == null) { 11475 r = new StringBuilder(256); 11476 } else { 11477 r.append(' '); 11478 } 11479 r.append(a.info.name); 11480 } 11481 } 11482 if (r != null) { 11483 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11484 } 11485 11486 if (pkg.protectedBroadcasts != null) { 11487 N = pkg.protectedBroadcasts.size(); 11488 synchronized (mProtectedBroadcasts) { 11489 for (i = 0; i < N; i++) { 11490 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11491 } 11492 } 11493 } 11494 } 11495 11496 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11497 } 11498 11499 /** 11500 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11501 * is derived purely on the basis of the contents of {@code scanFile} and 11502 * {@code cpuAbiOverride}. 11503 * 11504 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11505 */ 11506 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11507 boolean extractLibs) 11508 throws PackageManagerException { 11509 // Give ourselves some initial paths; we'll come back for another 11510 // pass once we've determined ABI below. 11511 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11512 11513 // We would never need to extract libs for forward-locked and external packages, 11514 // since the container service will do it for us. We shouldn't attempt to 11515 // extract libs from system app when it was not updated. 11516 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11517 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11518 extractLibs = false; 11519 } 11520 11521 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11522 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11523 11524 NativeLibraryHelper.Handle handle = null; 11525 try { 11526 handle = NativeLibraryHelper.Handle.create(pkg); 11527 // TODO(multiArch): This can be null for apps that didn't go through the 11528 // usual installation process. We can calculate it again, like we 11529 // do during install time. 11530 // 11531 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11532 // unnecessary. 11533 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11534 11535 // Null out the abis so that they can be recalculated. 11536 pkg.applicationInfo.primaryCpuAbi = null; 11537 pkg.applicationInfo.secondaryCpuAbi = null; 11538 if (isMultiArch(pkg.applicationInfo)) { 11539 // Warn if we've set an abiOverride for multi-lib packages.. 11540 // By definition, we need to copy both 32 and 64 bit libraries for 11541 // such packages. 11542 if (pkg.cpuAbiOverride != null 11543 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11544 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11545 } 11546 11547 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11548 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11549 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11550 if (extractLibs) { 11551 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11552 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11553 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11554 useIsaSpecificSubdirs); 11555 } else { 11556 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11557 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11558 } 11559 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11560 } 11561 11562 // Shared library native code should be in the APK zip aligned 11563 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11564 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11565 "Shared library native lib extraction not supported"); 11566 } 11567 11568 maybeThrowExceptionForMultiArchCopy( 11569 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11570 11571 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11572 if (extractLibs) { 11573 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11574 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11575 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11576 useIsaSpecificSubdirs); 11577 } else { 11578 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11579 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11580 } 11581 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11582 } 11583 11584 maybeThrowExceptionForMultiArchCopy( 11585 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11586 11587 if (abi64 >= 0) { 11588 // Shared library native libs should be in the APK zip aligned 11589 if (extractLibs && pkg.isLibrary()) { 11590 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11591 "Shared library native lib extraction not supported"); 11592 } 11593 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11594 } 11595 11596 if (abi32 >= 0) { 11597 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11598 if (abi64 >= 0) { 11599 if (pkg.use32bitAbi) { 11600 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11601 pkg.applicationInfo.primaryCpuAbi = abi; 11602 } else { 11603 pkg.applicationInfo.secondaryCpuAbi = abi; 11604 } 11605 } else { 11606 pkg.applicationInfo.primaryCpuAbi = abi; 11607 } 11608 } 11609 } else { 11610 String[] abiList = (cpuAbiOverride != null) ? 11611 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11612 11613 // Enable gross and lame hacks for apps that are built with old 11614 // SDK tools. We must scan their APKs for renderscript bitcode and 11615 // not launch them if it's present. Don't bother checking on devices 11616 // that don't have 64 bit support. 11617 boolean needsRenderScriptOverride = false; 11618 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11619 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11620 abiList = Build.SUPPORTED_32_BIT_ABIS; 11621 needsRenderScriptOverride = true; 11622 } 11623 11624 final int copyRet; 11625 if (extractLibs) { 11626 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11627 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11628 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11629 } else { 11630 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11631 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11632 } 11633 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11634 11635 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11636 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11637 "Error unpackaging native libs for app, errorCode=" + copyRet); 11638 } 11639 11640 if (copyRet >= 0) { 11641 // Shared libraries that have native libs must be multi-architecture 11642 if (pkg.isLibrary()) { 11643 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11644 "Shared library with native libs must be multiarch"); 11645 } 11646 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11647 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11648 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11649 } else if (needsRenderScriptOverride) { 11650 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11651 } 11652 } 11653 } catch (IOException ioe) { 11654 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11655 } finally { 11656 IoUtils.closeQuietly(handle); 11657 } 11658 11659 // Now that we've calculated the ABIs and determined if it's an internal app, 11660 // we will go ahead and populate the nativeLibraryPath. 11661 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11662 } 11663 11664 /** 11665 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11666 * i.e, so that all packages can be run inside a single process if required. 11667 * 11668 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11669 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11670 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11671 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11672 * updating a package that belongs to a shared user. 11673 * 11674 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11675 * adds unnecessary complexity. 11676 */ 11677 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11678 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11679 List<String> changedAbiCodePath = null; 11680 String requiredInstructionSet = null; 11681 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11682 requiredInstructionSet = VMRuntime.getInstructionSet( 11683 scannedPackage.applicationInfo.primaryCpuAbi); 11684 } 11685 11686 PackageSetting requirer = null; 11687 for (PackageSetting ps : packagesForUser) { 11688 // If packagesForUser contains scannedPackage, we skip it. This will happen 11689 // when scannedPackage is an update of an existing package. Without this check, 11690 // we will never be able to change the ABI of any package belonging to a shared 11691 // user, even if it's compatible with other packages. 11692 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11693 if (ps.primaryCpuAbiString == null) { 11694 continue; 11695 } 11696 11697 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11698 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11699 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11700 // this but there's not much we can do. 11701 String errorMessage = "Instruction set mismatch, " 11702 + ((requirer == null) ? "[caller]" : requirer) 11703 + " requires " + requiredInstructionSet + " whereas " + ps 11704 + " requires " + instructionSet; 11705 Slog.w(TAG, errorMessage); 11706 } 11707 11708 if (requiredInstructionSet == null) { 11709 requiredInstructionSet = instructionSet; 11710 requirer = ps; 11711 } 11712 } 11713 } 11714 11715 if (requiredInstructionSet != null) { 11716 String adjustedAbi; 11717 if (requirer != null) { 11718 // requirer != null implies that either scannedPackage was null or that scannedPackage 11719 // did not require an ABI, in which case we have to adjust scannedPackage to match 11720 // the ABI of the set (which is the same as requirer's ABI) 11721 adjustedAbi = requirer.primaryCpuAbiString; 11722 if (scannedPackage != null) { 11723 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11724 } 11725 } else { 11726 // requirer == null implies that we're updating all ABIs in the set to 11727 // match scannedPackage. 11728 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11729 } 11730 11731 for (PackageSetting ps : packagesForUser) { 11732 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11733 if (ps.primaryCpuAbiString != null) { 11734 continue; 11735 } 11736 11737 ps.primaryCpuAbiString = adjustedAbi; 11738 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11739 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11740 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11741 if (DEBUG_ABI_SELECTION) { 11742 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11743 + " (requirer=" 11744 + (requirer != null ? requirer.pkg : "null") 11745 + ", scannedPackage=" 11746 + (scannedPackage != null ? scannedPackage : "null") 11747 + ")"); 11748 } 11749 if (changedAbiCodePath == null) { 11750 changedAbiCodePath = new ArrayList<>(); 11751 } 11752 changedAbiCodePath.add(ps.codePathString); 11753 } 11754 } 11755 } 11756 } 11757 return changedAbiCodePath; 11758 } 11759 11760 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11761 synchronized (mPackages) { 11762 mResolverReplaced = true; 11763 // Set up information for custom user intent resolution activity. 11764 mResolveActivity.applicationInfo = pkg.applicationInfo; 11765 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11766 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11767 mResolveActivity.processName = pkg.applicationInfo.packageName; 11768 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11769 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11770 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11771 mResolveActivity.theme = 0; 11772 mResolveActivity.exported = true; 11773 mResolveActivity.enabled = true; 11774 mResolveInfo.activityInfo = mResolveActivity; 11775 mResolveInfo.priority = 0; 11776 mResolveInfo.preferredOrder = 0; 11777 mResolveInfo.match = 0; 11778 mResolveComponentName = mCustomResolverComponentName; 11779 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11780 mResolveComponentName); 11781 } 11782 } 11783 11784 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11785 if (installerActivity == null) { 11786 if (DEBUG_INSTANT) { 11787 Slog.d(TAG, "Clear ephemeral installer activity"); 11788 } 11789 mInstantAppInstallerActivity = null; 11790 return; 11791 } 11792 11793 if (DEBUG_INSTANT) { 11794 Slog.d(TAG, "Set ephemeral installer activity: " 11795 + installerActivity.getComponentName()); 11796 } 11797 // Set up information for ephemeral installer activity 11798 mInstantAppInstallerActivity = installerActivity; 11799 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11800 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11801 mInstantAppInstallerActivity.exported = true; 11802 mInstantAppInstallerActivity.enabled = true; 11803 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11804 mInstantAppInstallerInfo.priority = 1; 11805 mInstantAppInstallerInfo.preferredOrder = 1; 11806 mInstantAppInstallerInfo.isDefault = true; 11807 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11808 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11809 } 11810 11811 private static String calculateBundledApkRoot(final String codePathString) { 11812 final File codePath = new File(codePathString); 11813 final File codeRoot; 11814 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11815 codeRoot = Environment.getRootDirectory(); 11816 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11817 codeRoot = Environment.getOemDirectory(); 11818 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11819 codeRoot = Environment.getVendorDirectory(); 11820 } else if (FileUtils.contains(Environment.getOdmDirectory(), codePath)) { 11821 codeRoot = Environment.getOdmDirectory(); 11822 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11823 codeRoot = Environment.getProductDirectory(); 11824 } else { 11825 // Unrecognized code path; take its top real segment as the apk root: 11826 // e.g. /something/app/blah.apk => /something 11827 try { 11828 File f = codePath.getCanonicalFile(); 11829 File parent = f.getParentFile(); // non-null because codePath is a file 11830 File tmp; 11831 while ((tmp = parent.getParentFile()) != null) { 11832 f = parent; 11833 parent = tmp; 11834 } 11835 codeRoot = f; 11836 Slog.w(TAG, "Unrecognized code path " 11837 + codePath + " - using " + codeRoot); 11838 } catch (IOException e) { 11839 // Can't canonicalize the code path -- shenanigans? 11840 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11841 return Environment.getRootDirectory().getPath(); 11842 } 11843 } 11844 return codeRoot.getPath(); 11845 } 11846 11847 /** 11848 * Derive and set the location of native libraries for the given package, 11849 * which varies depending on where and how the package was installed. 11850 */ 11851 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11852 final ApplicationInfo info = pkg.applicationInfo; 11853 final String codePath = pkg.codePath; 11854 final File codeFile = new File(codePath); 11855 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11856 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11857 11858 info.nativeLibraryRootDir = null; 11859 info.nativeLibraryRootRequiresIsa = false; 11860 info.nativeLibraryDir = null; 11861 info.secondaryNativeLibraryDir = null; 11862 11863 if (isApkFile(codeFile)) { 11864 // Monolithic install 11865 if (bundledApp) { 11866 // If "/system/lib64/apkname" exists, assume that is the per-package 11867 // native library directory to use; otherwise use "/system/lib/apkname". 11868 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11869 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11870 getPrimaryInstructionSet(info)); 11871 11872 // This is a bundled system app so choose the path based on the ABI. 11873 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11874 // is just the default path. 11875 final String apkName = deriveCodePathName(codePath); 11876 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11877 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11878 apkName).getAbsolutePath(); 11879 11880 if (info.secondaryCpuAbi != null) { 11881 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11882 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11883 secondaryLibDir, apkName).getAbsolutePath(); 11884 } 11885 } else if (asecApp) { 11886 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11887 .getAbsolutePath(); 11888 } else { 11889 final String apkName = deriveCodePathName(codePath); 11890 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11891 .getAbsolutePath(); 11892 } 11893 11894 info.nativeLibraryRootRequiresIsa = false; 11895 info.nativeLibraryDir = info.nativeLibraryRootDir; 11896 } else { 11897 // Cluster install 11898 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11899 info.nativeLibraryRootRequiresIsa = true; 11900 11901 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11902 getPrimaryInstructionSet(info)).getAbsolutePath(); 11903 11904 if (info.secondaryCpuAbi != null) { 11905 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11906 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11907 } 11908 } 11909 } 11910 11911 /** 11912 * Calculate the abis and roots for a bundled app. These can uniquely 11913 * be determined from the contents of the system partition, i.e whether 11914 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11915 * of this information, and instead assume that the system was built 11916 * sensibly. 11917 */ 11918 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11919 PackageSetting pkgSetting) { 11920 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11921 11922 // If "/system/lib64/apkname" exists, assume that is the per-package 11923 // native library directory to use; otherwise use "/system/lib/apkname". 11924 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11925 setBundledAppAbi(pkg, apkRoot, apkName); 11926 // pkgSetting might be null during rescan following uninstall of updates 11927 // to a bundled app, so accommodate that possibility. The settings in 11928 // that case will be established later from the parsed package. 11929 // 11930 // If the settings aren't null, sync them up with what we've just derived. 11931 // note that apkRoot isn't stored in the package settings. 11932 if (pkgSetting != null) { 11933 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11934 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11935 } 11936 } 11937 11938 /** 11939 * Deduces the ABI of a bundled app and sets the relevant fields on the 11940 * parsed pkg object. 11941 * 11942 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11943 * under which system libraries are installed. 11944 * @param apkName the name of the installed package. 11945 */ 11946 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11947 final File codeFile = new File(pkg.codePath); 11948 11949 final boolean has64BitLibs; 11950 final boolean has32BitLibs; 11951 if (isApkFile(codeFile)) { 11952 // Monolithic install 11953 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11954 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11955 } else { 11956 // Cluster install 11957 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11958 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11959 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11960 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11961 has64BitLibs = (new File(rootDir, isa)).exists(); 11962 } else { 11963 has64BitLibs = false; 11964 } 11965 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11966 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11967 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11968 has32BitLibs = (new File(rootDir, isa)).exists(); 11969 } else { 11970 has32BitLibs = false; 11971 } 11972 } 11973 11974 if (has64BitLibs && !has32BitLibs) { 11975 // The package has 64 bit libs, but not 32 bit libs. Its primary 11976 // ABI should be 64 bit. We can safely assume here that the bundled 11977 // native libraries correspond to the most preferred ABI in the list. 11978 11979 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11980 pkg.applicationInfo.secondaryCpuAbi = null; 11981 } else if (has32BitLibs && !has64BitLibs) { 11982 // The package has 32 bit libs but not 64 bit libs. Its primary 11983 // ABI should be 32 bit. 11984 11985 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11986 pkg.applicationInfo.secondaryCpuAbi = null; 11987 } else if (has32BitLibs && has64BitLibs) { 11988 // The application has both 64 and 32 bit bundled libraries. We check 11989 // here that the app declares multiArch support, and warn if it doesn't. 11990 // 11991 // We will be lenient here and record both ABIs. The primary will be the 11992 // ABI that's higher on the list, i.e, a device that's configured to prefer 11993 // 64 bit apps will see a 64 bit primary ABI, 11994 11995 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11996 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11997 } 11998 11999 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 12000 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 12001 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 12002 } else { 12003 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 12004 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 12005 } 12006 } else { 12007 pkg.applicationInfo.primaryCpuAbi = null; 12008 pkg.applicationInfo.secondaryCpuAbi = null; 12009 } 12010 } 12011 12012 private void killApplication(String pkgName, int appId, String reason) { 12013 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 12014 } 12015 12016 private void killApplication(String pkgName, int appId, int userId, String reason) { 12017 // Request the ActivityManager to kill the process(only for existing packages) 12018 // so that we do not end up in a confused state while the user is still using the older 12019 // version of the application while the new one gets installed. 12020 final long token = Binder.clearCallingIdentity(); 12021 try { 12022 IActivityManager am = ActivityManager.getService(); 12023 if (am != null) { 12024 try { 12025 am.killApplication(pkgName, appId, userId, reason); 12026 } catch (RemoteException e) { 12027 } 12028 } 12029 } finally { 12030 Binder.restoreCallingIdentity(token); 12031 } 12032 } 12033 12034 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 12035 // Remove the parent package setting 12036 PackageSetting ps = (PackageSetting) pkg.mExtras; 12037 if (ps != null) { 12038 removePackageLI(ps, chatty); 12039 } 12040 // Remove the child package setting 12041 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12042 for (int i = 0; i < childCount; i++) { 12043 PackageParser.Package childPkg = pkg.childPackages.get(i); 12044 ps = (PackageSetting) childPkg.mExtras; 12045 if (ps != null) { 12046 removePackageLI(ps, chatty); 12047 } 12048 } 12049 } 12050 12051 void removePackageLI(PackageSetting ps, boolean chatty) { 12052 if (DEBUG_INSTALL) { 12053 if (chatty) 12054 Log.d(TAG, "Removing package " + ps.name); 12055 } 12056 12057 // writer 12058 synchronized (mPackages) { 12059 mPackages.remove(ps.name); 12060 final PackageParser.Package pkg = ps.pkg; 12061 if (pkg != null) { 12062 cleanPackageDataStructuresLILPw(pkg, chatty); 12063 } 12064 } 12065 } 12066 12067 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 12068 if (DEBUG_INSTALL) { 12069 if (chatty) 12070 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 12071 } 12072 12073 // writer 12074 synchronized (mPackages) { 12075 // Remove the parent package 12076 mPackages.remove(pkg.applicationInfo.packageName); 12077 cleanPackageDataStructuresLILPw(pkg, chatty); 12078 12079 // Remove the child packages 12080 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12081 for (int i = 0; i < childCount; i++) { 12082 PackageParser.Package childPkg = pkg.childPackages.get(i); 12083 mPackages.remove(childPkg.applicationInfo.packageName); 12084 cleanPackageDataStructuresLILPw(childPkg, chatty); 12085 } 12086 } 12087 } 12088 12089 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12090 int N = pkg.providers.size(); 12091 StringBuilder r = null; 12092 int i; 12093 for (i=0; i<N; i++) { 12094 PackageParser.Provider p = pkg.providers.get(i); 12095 mProviders.removeProvider(p); 12096 if (p.info.authority == null) { 12097 12098 /* There was another ContentProvider with this authority when 12099 * this app was installed so this authority is null, 12100 * Ignore it as we don't have to unregister the provider. 12101 */ 12102 continue; 12103 } 12104 String names[] = p.info.authority.split(";"); 12105 for (int j = 0; j < names.length; j++) { 12106 if (mProvidersByAuthority.get(names[j]) == p) { 12107 mProvidersByAuthority.remove(names[j]); 12108 if (DEBUG_REMOVE) { 12109 if (chatty) 12110 Log.d(TAG, "Unregistered content provider: " + names[j] 12111 + ", className = " + p.info.name + ", isSyncable = " 12112 + p.info.isSyncable); 12113 } 12114 } 12115 } 12116 if (DEBUG_REMOVE && chatty) { 12117 if (r == null) { 12118 r = new StringBuilder(256); 12119 } else { 12120 r.append(' '); 12121 } 12122 r.append(p.info.name); 12123 } 12124 } 12125 if (r != null) { 12126 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12127 } 12128 12129 N = pkg.services.size(); 12130 r = null; 12131 for (i=0; i<N; i++) { 12132 PackageParser.Service s = pkg.services.get(i); 12133 mServices.removeService(s); 12134 if (chatty) { 12135 if (r == null) { 12136 r = new StringBuilder(256); 12137 } else { 12138 r.append(' '); 12139 } 12140 r.append(s.info.name); 12141 } 12142 } 12143 if (r != null) { 12144 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12145 } 12146 12147 N = pkg.receivers.size(); 12148 r = null; 12149 for (i=0; i<N; i++) { 12150 PackageParser.Activity a = pkg.receivers.get(i); 12151 mReceivers.removeActivity(a, "receiver"); 12152 if (DEBUG_REMOVE && chatty) { 12153 if (r == null) { 12154 r = new StringBuilder(256); 12155 } else { 12156 r.append(' '); 12157 } 12158 r.append(a.info.name); 12159 } 12160 } 12161 if (r != null) { 12162 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12163 } 12164 12165 N = pkg.activities.size(); 12166 r = null; 12167 for (i=0; i<N; i++) { 12168 PackageParser.Activity a = pkg.activities.get(i); 12169 mActivities.removeActivity(a, "activity"); 12170 if (DEBUG_REMOVE && chatty) { 12171 if (r == null) { 12172 r = new StringBuilder(256); 12173 } else { 12174 r.append(' '); 12175 } 12176 r.append(a.info.name); 12177 } 12178 } 12179 if (r != null) { 12180 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12181 } 12182 12183 mPermissionManager.removeAllPermissions(pkg, chatty); 12184 12185 N = pkg.instrumentation.size(); 12186 r = null; 12187 for (i=0; i<N; i++) { 12188 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12189 mInstrumentation.remove(a.getComponentName()); 12190 if (DEBUG_REMOVE && chatty) { 12191 if (r == null) { 12192 r = new StringBuilder(256); 12193 } else { 12194 r.append(' '); 12195 } 12196 r.append(a.info.name); 12197 } 12198 } 12199 if (r != null) { 12200 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12201 } 12202 12203 r = null; 12204 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12205 // Only system apps can hold shared libraries. 12206 if (pkg.libraryNames != null) { 12207 for (i = 0; i < pkg.libraryNames.size(); i++) { 12208 String name = pkg.libraryNames.get(i); 12209 if (removeSharedLibraryLPw(name, 0)) { 12210 if (DEBUG_REMOVE && chatty) { 12211 if (r == null) { 12212 r = new StringBuilder(256); 12213 } else { 12214 r.append(' '); 12215 } 12216 r.append(name); 12217 } 12218 } 12219 } 12220 } 12221 } 12222 12223 r = null; 12224 12225 // Any package can hold static shared libraries. 12226 if (pkg.staticSharedLibName != null) { 12227 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12228 if (DEBUG_REMOVE && chatty) { 12229 if (r == null) { 12230 r = new StringBuilder(256); 12231 } else { 12232 r.append(' '); 12233 } 12234 r.append(pkg.staticSharedLibName); 12235 } 12236 } 12237 } 12238 12239 if (r != null) { 12240 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12241 } 12242 } 12243 12244 12245 final class ActivityIntentResolver 12246 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12247 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12248 boolean defaultOnly, int userId) { 12249 if (!sUserManager.exists(userId)) return null; 12250 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12251 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12252 } 12253 12254 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12255 int userId) { 12256 if (!sUserManager.exists(userId)) return null; 12257 mFlags = flags; 12258 return super.queryIntent(intent, resolvedType, 12259 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12260 userId); 12261 } 12262 12263 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12264 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12265 if (!sUserManager.exists(userId)) return null; 12266 if (packageActivities == null) { 12267 return null; 12268 } 12269 mFlags = flags; 12270 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12271 final int N = packageActivities.size(); 12272 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12273 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12274 12275 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12276 for (int i = 0; i < N; ++i) { 12277 intentFilters = packageActivities.get(i).intents; 12278 if (intentFilters != null && intentFilters.size() > 0) { 12279 PackageParser.ActivityIntentInfo[] array = 12280 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12281 intentFilters.toArray(array); 12282 listCut.add(array); 12283 } 12284 } 12285 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12286 } 12287 12288 /** 12289 * Finds a privileged activity that matches the specified activity names. 12290 */ 12291 private PackageParser.Activity findMatchingActivity( 12292 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12293 for (PackageParser.Activity sysActivity : activityList) { 12294 if (sysActivity.info.name.equals(activityInfo.name)) { 12295 return sysActivity; 12296 } 12297 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12298 return sysActivity; 12299 } 12300 if (sysActivity.info.targetActivity != null) { 12301 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12302 return sysActivity; 12303 } 12304 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12305 return sysActivity; 12306 } 12307 } 12308 } 12309 return null; 12310 } 12311 12312 public class IterGenerator<E> { 12313 public Iterator<E> generate(ActivityIntentInfo info) { 12314 return null; 12315 } 12316 } 12317 12318 public class ActionIterGenerator extends IterGenerator<String> { 12319 @Override 12320 public Iterator<String> generate(ActivityIntentInfo info) { 12321 return info.actionsIterator(); 12322 } 12323 } 12324 12325 public class CategoriesIterGenerator extends IterGenerator<String> { 12326 @Override 12327 public Iterator<String> generate(ActivityIntentInfo info) { 12328 return info.categoriesIterator(); 12329 } 12330 } 12331 12332 public class SchemesIterGenerator extends IterGenerator<String> { 12333 @Override 12334 public Iterator<String> generate(ActivityIntentInfo info) { 12335 return info.schemesIterator(); 12336 } 12337 } 12338 12339 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12340 @Override 12341 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12342 return info.authoritiesIterator(); 12343 } 12344 } 12345 12346 /** 12347 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12348 * MODIFIED. Do not pass in a list that should not be changed. 12349 */ 12350 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12351 IterGenerator<T> generator, Iterator<T> searchIterator) { 12352 // loop through the set of actions; every one must be found in the intent filter 12353 while (searchIterator.hasNext()) { 12354 // we must have at least one filter in the list to consider a match 12355 if (intentList.size() == 0) { 12356 break; 12357 } 12358 12359 final T searchAction = searchIterator.next(); 12360 12361 // loop through the set of intent filters 12362 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12363 while (intentIter.hasNext()) { 12364 final ActivityIntentInfo intentInfo = intentIter.next(); 12365 boolean selectionFound = false; 12366 12367 // loop through the intent filter's selection criteria; at least one 12368 // of them must match the searched criteria 12369 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12370 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12371 final T intentSelection = intentSelectionIter.next(); 12372 if (intentSelection != null && intentSelection.equals(searchAction)) { 12373 selectionFound = true; 12374 break; 12375 } 12376 } 12377 12378 // the selection criteria wasn't found in this filter's set; this filter 12379 // is not a potential match 12380 if (!selectionFound) { 12381 intentIter.remove(); 12382 } 12383 } 12384 } 12385 } 12386 12387 private boolean isProtectedAction(ActivityIntentInfo filter) { 12388 final Iterator<String> actionsIter = filter.actionsIterator(); 12389 while (actionsIter != null && actionsIter.hasNext()) { 12390 final String filterAction = actionsIter.next(); 12391 if (PROTECTED_ACTIONS.contains(filterAction)) { 12392 return true; 12393 } 12394 } 12395 return false; 12396 } 12397 12398 /** 12399 * Adjusts the priority of the given intent filter according to policy. 12400 * <p> 12401 * <ul> 12402 * <li>The priority for non privileged applications is capped to '0'</li> 12403 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12404 * <li>The priority for unbundled updates to privileged applications is capped to the 12405 * priority defined on the system partition</li> 12406 * </ul> 12407 * <p> 12408 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12409 * allowed to obtain any priority on any action. 12410 */ 12411 private void adjustPriority( 12412 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12413 // nothing to do; priority is fine as-is 12414 if (intent.getPriority() <= 0) { 12415 return; 12416 } 12417 12418 final ActivityInfo activityInfo = intent.activity.info; 12419 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12420 12421 final boolean privilegedApp = 12422 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12423 if (!privilegedApp) { 12424 // non-privileged applications can never define a priority >0 12425 if (DEBUG_FILTERS) { 12426 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12427 + " package: " + applicationInfo.packageName 12428 + " activity: " + intent.activity.className 12429 + " origPrio: " + intent.getPriority()); 12430 } 12431 intent.setPriority(0); 12432 return; 12433 } 12434 12435 if (systemActivities == null) { 12436 // the system package is not disabled; we're parsing the system partition 12437 if (isProtectedAction(intent)) { 12438 if (mDeferProtectedFilters) { 12439 // We can't deal with these just yet. No component should ever obtain a 12440 // >0 priority for a protected actions, with ONE exception -- the setup 12441 // wizard. The setup wizard, however, cannot be known until we're able to 12442 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12443 // until all intent filters have been processed. Chicken, meet egg. 12444 // Let the filter temporarily have a high priority and rectify the 12445 // priorities after all system packages have been scanned. 12446 mProtectedFilters.add(intent); 12447 if (DEBUG_FILTERS) { 12448 Slog.i(TAG, "Protected action; save for later;" 12449 + " package: " + applicationInfo.packageName 12450 + " activity: " + intent.activity.className 12451 + " origPrio: " + intent.getPriority()); 12452 } 12453 return; 12454 } else { 12455 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12456 Slog.i(TAG, "No setup wizard;" 12457 + " All protected intents capped to priority 0"); 12458 } 12459 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12460 if (DEBUG_FILTERS) { 12461 Slog.i(TAG, "Found setup wizard;" 12462 + " allow priority " + intent.getPriority() + ";" 12463 + " package: " + intent.activity.info.packageName 12464 + " activity: " + intent.activity.className 12465 + " priority: " + intent.getPriority()); 12466 } 12467 // setup wizard gets whatever it wants 12468 return; 12469 } 12470 if (DEBUG_FILTERS) { 12471 Slog.i(TAG, "Protected action; cap priority to 0;" 12472 + " package: " + intent.activity.info.packageName 12473 + " activity: " + intent.activity.className 12474 + " origPrio: " + intent.getPriority()); 12475 } 12476 intent.setPriority(0); 12477 return; 12478 } 12479 } 12480 // privileged apps on the system image get whatever priority they request 12481 return; 12482 } 12483 12484 // privileged app unbundled update ... try to find the same activity 12485 final PackageParser.Activity foundActivity = 12486 findMatchingActivity(systemActivities, activityInfo); 12487 if (foundActivity == null) { 12488 // this is a new activity; it cannot obtain >0 priority 12489 if (DEBUG_FILTERS) { 12490 Slog.i(TAG, "New activity; cap priority to 0;" 12491 + " package: " + applicationInfo.packageName 12492 + " activity: " + intent.activity.className 12493 + " origPrio: " + intent.getPriority()); 12494 } 12495 intent.setPriority(0); 12496 return; 12497 } 12498 12499 // found activity, now check for filter equivalence 12500 12501 // a shallow copy is enough; we modify the list, not its contents 12502 final List<ActivityIntentInfo> intentListCopy = 12503 new ArrayList<>(foundActivity.intents); 12504 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12505 12506 // find matching action subsets 12507 final Iterator<String> actionsIterator = intent.actionsIterator(); 12508 if (actionsIterator != null) { 12509 getIntentListSubset( 12510 intentListCopy, new ActionIterGenerator(), actionsIterator); 12511 if (intentListCopy.size() == 0) { 12512 // no more intents to match; we're not equivalent 12513 if (DEBUG_FILTERS) { 12514 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12515 + " package: " + applicationInfo.packageName 12516 + " activity: " + intent.activity.className 12517 + " origPrio: " + intent.getPriority()); 12518 } 12519 intent.setPriority(0); 12520 return; 12521 } 12522 } 12523 12524 // find matching category subsets 12525 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12526 if (categoriesIterator != null) { 12527 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12528 categoriesIterator); 12529 if (intentListCopy.size() == 0) { 12530 // no more intents to match; we're not equivalent 12531 if (DEBUG_FILTERS) { 12532 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12533 + " package: " + applicationInfo.packageName 12534 + " activity: " + intent.activity.className 12535 + " origPrio: " + intent.getPriority()); 12536 } 12537 intent.setPriority(0); 12538 return; 12539 } 12540 } 12541 12542 // find matching schemes subsets 12543 final Iterator<String> schemesIterator = intent.schemesIterator(); 12544 if (schemesIterator != null) { 12545 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12546 schemesIterator); 12547 if (intentListCopy.size() == 0) { 12548 // no more intents to match; we're not equivalent 12549 if (DEBUG_FILTERS) { 12550 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12551 + " package: " + applicationInfo.packageName 12552 + " activity: " + intent.activity.className 12553 + " origPrio: " + intent.getPriority()); 12554 } 12555 intent.setPriority(0); 12556 return; 12557 } 12558 } 12559 12560 // find matching authorities subsets 12561 final Iterator<IntentFilter.AuthorityEntry> 12562 authoritiesIterator = intent.authoritiesIterator(); 12563 if (authoritiesIterator != null) { 12564 getIntentListSubset(intentListCopy, 12565 new AuthoritiesIterGenerator(), 12566 authoritiesIterator); 12567 if (intentListCopy.size() == 0) { 12568 // no more intents to match; we're not equivalent 12569 if (DEBUG_FILTERS) { 12570 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12571 + " package: " + applicationInfo.packageName 12572 + " activity: " + intent.activity.className 12573 + " origPrio: " + intent.getPriority()); 12574 } 12575 intent.setPriority(0); 12576 return; 12577 } 12578 } 12579 12580 // we found matching filter(s); app gets the max priority of all intents 12581 int cappedPriority = 0; 12582 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12583 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12584 } 12585 if (intent.getPriority() > cappedPriority) { 12586 if (DEBUG_FILTERS) { 12587 Slog.i(TAG, "Found matching filter(s);" 12588 + " cap priority to " + cappedPriority + ";" 12589 + " package: " + applicationInfo.packageName 12590 + " activity: " + intent.activity.className 12591 + " origPrio: " + intent.getPriority()); 12592 } 12593 intent.setPriority(cappedPriority); 12594 return; 12595 } 12596 // all this for nothing; the requested priority was <= what was on the system 12597 } 12598 12599 public final void addActivity(PackageParser.Activity a, String type) { 12600 mActivities.put(a.getComponentName(), a); 12601 if (DEBUG_SHOW_INFO) 12602 Log.v( 12603 TAG, " " + type + " " + 12604 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12605 if (DEBUG_SHOW_INFO) 12606 Log.v(TAG, " Class=" + a.info.name); 12607 final int NI = a.intents.size(); 12608 for (int j=0; j<NI; j++) { 12609 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12610 if ("activity".equals(type)) { 12611 final PackageSetting ps = 12612 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12613 final List<PackageParser.Activity> systemActivities = 12614 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12615 adjustPriority(systemActivities, intent); 12616 } 12617 if (DEBUG_SHOW_INFO) { 12618 Log.v(TAG, " IntentFilter:"); 12619 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12620 } 12621 if (!intent.debugCheck()) { 12622 Log.w(TAG, "==> For Activity " + a.info.name); 12623 } 12624 addFilter(intent); 12625 } 12626 } 12627 12628 public final void removeActivity(PackageParser.Activity a, String type) { 12629 mActivities.remove(a.getComponentName()); 12630 if (DEBUG_SHOW_INFO) { 12631 Log.v(TAG, " " + type + " " 12632 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12633 : a.info.name) + ":"); 12634 Log.v(TAG, " Class=" + a.info.name); 12635 } 12636 final int NI = a.intents.size(); 12637 for (int j=0; j<NI; j++) { 12638 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12639 if (DEBUG_SHOW_INFO) { 12640 Log.v(TAG, " IntentFilter:"); 12641 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12642 } 12643 removeFilter(intent); 12644 } 12645 } 12646 12647 @Override 12648 protected boolean allowFilterResult( 12649 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12650 ActivityInfo filterAi = filter.activity.info; 12651 for (int i=dest.size()-1; i>=0; i--) { 12652 ActivityInfo destAi = dest.get(i).activityInfo; 12653 if (destAi.name == filterAi.name 12654 && destAi.packageName == filterAi.packageName) { 12655 return false; 12656 } 12657 } 12658 return true; 12659 } 12660 12661 @Override 12662 protected ActivityIntentInfo[] newArray(int size) { 12663 return new ActivityIntentInfo[size]; 12664 } 12665 12666 @Override 12667 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12668 if (!sUserManager.exists(userId)) return true; 12669 PackageParser.Package p = filter.activity.owner; 12670 if (p != null) { 12671 PackageSetting ps = (PackageSetting)p.mExtras; 12672 if (ps != null) { 12673 // System apps are never considered stopped for purposes of 12674 // filtering, because there may be no way for the user to 12675 // actually re-launch them. 12676 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12677 && ps.getStopped(userId); 12678 } 12679 } 12680 return false; 12681 } 12682 12683 @Override 12684 protected boolean isPackageForFilter(String packageName, 12685 PackageParser.ActivityIntentInfo info) { 12686 return packageName.equals(info.activity.owner.packageName); 12687 } 12688 12689 @Override 12690 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12691 int match, int userId) { 12692 if (!sUserManager.exists(userId)) return null; 12693 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12694 return null; 12695 } 12696 final PackageParser.Activity activity = info.activity; 12697 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12698 if (ps == null) { 12699 return null; 12700 } 12701 final PackageUserState userState = ps.readUserState(userId); 12702 ActivityInfo ai = 12703 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12704 if (ai == null) { 12705 return null; 12706 } 12707 final boolean matchExplicitlyVisibleOnly = 12708 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12709 final boolean matchVisibleToInstantApp = 12710 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12711 final boolean componentVisible = 12712 matchVisibleToInstantApp 12713 && info.isVisibleToInstantApp() 12714 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12715 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12716 // throw out filters that aren't visible to ephemeral apps 12717 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12718 return null; 12719 } 12720 // throw out instant app filters if we're not explicitly requesting them 12721 if (!matchInstantApp && userState.instantApp) { 12722 return null; 12723 } 12724 // throw out instant app filters if updates are available; will trigger 12725 // instant app resolution 12726 if (userState.instantApp && ps.isUpdateAvailable()) { 12727 return null; 12728 } 12729 final ResolveInfo res = new ResolveInfo(); 12730 res.activityInfo = ai; 12731 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12732 res.filter = info; 12733 } 12734 if (info != null) { 12735 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12736 } 12737 res.priority = info.getPriority(); 12738 res.preferredOrder = activity.owner.mPreferredOrder; 12739 //System.out.println("Result: " + res.activityInfo.className + 12740 // " = " + res.priority); 12741 res.match = match; 12742 res.isDefault = info.hasDefault; 12743 res.labelRes = info.labelRes; 12744 res.nonLocalizedLabel = info.nonLocalizedLabel; 12745 if (userNeedsBadging(userId)) { 12746 res.noResourceId = true; 12747 } else { 12748 res.icon = info.icon; 12749 } 12750 res.iconResourceId = info.icon; 12751 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12752 res.isInstantAppAvailable = userState.instantApp; 12753 return res; 12754 } 12755 12756 @Override 12757 protected void sortResults(List<ResolveInfo> results) { 12758 Collections.sort(results, mResolvePrioritySorter); 12759 } 12760 12761 @Override 12762 protected void dumpFilter(PrintWriter out, String prefix, 12763 PackageParser.ActivityIntentInfo filter) { 12764 out.print(prefix); out.print( 12765 Integer.toHexString(System.identityHashCode(filter.activity))); 12766 out.print(' '); 12767 filter.activity.printComponentShortName(out); 12768 out.print(" filter "); 12769 out.println(Integer.toHexString(System.identityHashCode(filter))); 12770 } 12771 12772 @Override 12773 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12774 return filter.activity; 12775 } 12776 12777 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12778 PackageParser.Activity activity = (PackageParser.Activity)label; 12779 out.print(prefix); out.print( 12780 Integer.toHexString(System.identityHashCode(activity))); 12781 out.print(' '); 12782 activity.printComponentShortName(out); 12783 if (count > 1) { 12784 out.print(" ("); out.print(count); out.print(" filters)"); 12785 } 12786 out.println(); 12787 } 12788 12789 // Keys are String (activity class name), values are Activity. 12790 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12791 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12792 private int mFlags; 12793 } 12794 12795 private final class ServiceIntentResolver 12796 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12797 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12798 boolean defaultOnly, int userId) { 12799 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12800 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12801 } 12802 12803 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12804 int userId) { 12805 if (!sUserManager.exists(userId)) return null; 12806 mFlags = flags; 12807 return super.queryIntent(intent, resolvedType, 12808 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12809 userId); 12810 } 12811 12812 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12813 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12814 if (!sUserManager.exists(userId)) return null; 12815 if (packageServices == null) { 12816 return null; 12817 } 12818 mFlags = flags; 12819 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12820 final int N = packageServices.size(); 12821 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12822 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12823 12824 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12825 for (int i = 0; i < N; ++i) { 12826 intentFilters = packageServices.get(i).intents; 12827 if (intentFilters != null && intentFilters.size() > 0) { 12828 PackageParser.ServiceIntentInfo[] array = 12829 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12830 intentFilters.toArray(array); 12831 listCut.add(array); 12832 } 12833 } 12834 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12835 } 12836 12837 public final void addService(PackageParser.Service s) { 12838 mServices.put(s.getComponentName(), s); 12839 if (DEBUG_SHOW_INFO) { 12840 Log.v(TAG, " " 12841 + (s.info.nonLocalizedLabel != null 12842 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12843 Log.v(TAG, " Class=" + s.info.name); 12844 } 12845 final int NI = s.intents.size(); 12846 int j; 12847 for (j=0; j<NI; j++) { 12848 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12849 if (DEBUG_SHOW_INFO) { 12850 Log.v(TAG, " IntentFilter:"); 12851 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12852 } 12853 if (!intent.debugCheck()) { 12854 Log.w(TAG, "==> For Service " + s.info.name); 12855 } 12856 addFilter(intent); 12857 } 12858 } 12859 12860 public final void removeService(PackageParser.Service s) { 12861 mServices.remove(s.getComponentName()); 12862 if (DEBUG_SHOW_INFO) { 12863 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12864 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12865 Log.v(TAG, " Class=" + s.info.name); 12866 } 12867 final int NI = s.intents.size(); 12868 int j; 12869 for (j=0; j<NI; j++) { 12870 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12871 if (DEBUG_SHOW_INFO) { 12872 Log.v(TAG, " IntentFilter:"); 12873 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12874 } 12875 removeFilter(intent); 12876 } 12877 } 12878 12879 @Override 12880 protected boolean allowFilterResult( 12881 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12882 ServiceInfo filterSi = filter.service.info; 12883 for (int i=dest.size()-1; i>=0; i--) { 12884 ServiceInfo destAi = dest.get(i).serviceInfo; 12885 if (destAi.name == filterSi.name 12886 && destAi.packageName == filterSi.packageName) { 12887 return false; 12888 } 12889 } 12890 return true; 12891 } 12892 12893 @Override 12894 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12895 return new PackageParser.ServiceIntentInfo[size]; 12896 } 12897 12898 @Override 12899 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12900 if (!sUserManager.exists(userId)) return true; 12901 PackageParser.Package p = filter.service.owner; 12902 if (p != null) { 12903 PackageSetting ps = (PackageSetting)p.mExtras; 12904 if (ps != null) { 12905 // System apps are never considered stopped for purposes of 12906 // filtering, because there may be no way for the user to 12907 // actually re-launch them. 12908 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12909 && ps.getStopped(userId); 12910 } 12911 } 12912 return false; 12913 } 12914 12915 @Override 12916 protected boolean isPackageForFilter(String packageName, 12917 PackageParser.ServiceIntentInfo info) { 12918 return packageName.equals(info.service.owner.packageName); 12919 } 12920 12921 @Override 12922 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12923 int match, int userId) { 12924 if (!sUserManager.exists(userId)) return null; 12925 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12926 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12927 return null; 12928 } 12929 final PackageParser.Service service = info.service; 12930 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12931 if (ps == null) { 12932 return null; 12933 } 12934 final PackageUserState userState = ps.readUserState(userId); 12935 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12936 userState, userId); 12937 if (si == null) { 12938 return null; 12939 } 12940 final boolean matchVisibleToInstantApp = 12941 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12942 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12943 // throw out filters that aren't visible to ephemeral apps 12944 if (matchVisibleToInstantApp 12945 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12946 return null; 12947 } 12948 // throw out ephemeral filters if we're not explicitly requesting them 12949 if (!isInstantApp && userState.instantApp) { 12950 return null; 12951 } 12952 // throw out instant app filters if updates are available; will trigger 12953 // instant app resolution 12954 if (userState.instantApp && ps.isUpdateAvailable()) { 12955 return null; 12956 } 12957 final ResolveInfo res = new ResolveInfo(); 12958 res.serviceInfo = si; 12959 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12960 res.filter = filter; 12961 } 12962 res.priority = info.getPriority(); 12963 res.preferredOrder = service.owner.mPreferredOrder; 12964 res.match = match; 12965 res.isDefault = info.hasDefault; 12966 res.labelRes = info.labelRes; 12967 res.nonLocalizedLabel = info.nonLocalizedLabel; 12968 res.icon = info.icon; 12969 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12970 return res; 12971 } 12972 12973 @Override 12974 protected void sortResults(List<ResolveInfo> results) { 12975 Collections.sort(results, mResolvePrioritySorter); 12976 } 12977 12978 @Override 12979 protected void dumpFilter(PrintWriter out, String prefix, 12980 PackageParser.ServiceIntentInfo filter) { 12981 out.print(prefix); out.print( 12982 Integer.toHexString(System.identityHashCode(filter.service))); 12983 out.print(' '); 12984 filter.service.printComponentShortName(out); 12985 out.print(" filter "); 12986 out.print(Integer.toHexString(System.identityHashCode(filter))); 12987 if (filter.service.info.permission != null) { 12988 out.print(" permission "); out.println(filter.service.info.permission); 12989 } else { 12990 out.println(); 12991 } 12992 } 12993 12994 @Override 12995 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12996 return filter.service; 12997 } 12998 12999 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13000 PackageParser.Service service = (PackageParser.Service)label; 13001 out.print(prefix); out.print( 13002 Integer.toHexString(System.identityHashCode(service))); 13003 out.print(' '); 13004 service.printComponentShortName(out); 13005 if (count > 1) { 13006 out.print(" ("); out.print(count); out.print(" filters)"); 13007 } 13008 out.println(); 13009 } 13010 13011// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 13012// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 13013// final List<ResolveInfo> retList = Lists.newArrayList(); 13014// while (i.hasNext()) { 13015// final ResolveInfo resolveInfo = (ResolveInfo) i; 13016// if (isEnabledLP(resolveInfo.serviceInfo)) { 13017// retList.add(resolveInfo); 13018// } 13019// } 13020// return retList; 13021// } 13022 13023 // Keys are String (activity class name), values are Activity. 13024 private final ArrayMap<ComponentName, PackageParser.Service> mServices 13025 = new ArrayMap<ComponentName, PackageParser.Service>(); 13026 private int mFlags; 13027 } 13028 13029 private final class ProviderIntentResolver 13030 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 13031 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13032 boolean defaultOnly, int userId) { 13033 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13034 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13035 } 13036 13037 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13038 int userId) { 13039 if (!sUserManager.exists(userId)) 13040 return null; 13041 mFlags = flags; 13042 return super.queryIntent(intent, resolvedType, 13043 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13044 userId); 13045 } 13046 13047 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13048 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 13049 if (!sUserManager.exists(userId)) 13050 return null; 13051 if (packageProviders == null) { 13052 return null; 13053 } 13054 mFlags = flags; 13055 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 13056 final int N = packageProviders.size(); 13057 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 13058 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 13059 13060 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 13061 for (int i = 0; i < N; ++i) { 13062 intentFilters = packageProviders.get(i).intents; 13063 if (intentFilters != null && intentFilters.size() > 0) { 13064 PackageParser.ProviderIntentInfo[] array = 13065 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 13066 intentFilters.toArray(array); 13067 listCut.add(array); 13068 } 13069 } 13070 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13071 } 13072 13073 public final void addProvider(PackageParser.Provider p) { 13074 if (mProviders.containsKey(p.getComponentName())) { 13075 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13076 return; 13077 } 13078 13079 mProviders.put(p.getComponentName(), p); 13080 if (DEBUG_SHOW_INFO) { 13081 Log.v(TAG, " " 13082 + (p.info.nonLocalizedLabel != null 13083 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13084 Log.v(TAG, " Class=" + p.info.name); 13085 } 13086 final int NI = p.intents.size(); 13087 int j; 13088 for (j = 0; j < NI; j++) { 13089 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13090 if (DEBUG_SHOW_INFO) { 13091 Log.v(TAG, " IntentFilter:"); 13092 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13093 } 13094 if (!intent.debugCheck()) { 13095 Log.w(TAG, "==> For Provider " + p.info.name); 13096 } 13097 addFilter(intent); 13098 } 13099 } 13100 13101 public final void removeProvider(PackageParser.Provider p) { 13102 mProviders.remove(p.getComponentName()); 13103 if (DEBUG_SHOW_INFO) { 13104 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13105 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13106 Log.v(TAG, " Class=" + p.info.name); 13107 } 13108 final int NI = p.intents.size(); 13109 int j; 13110 for (j = 0; j < NI; j++) { 13111 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13112 if (DEBUG_SHOW_INFO) { 13113 Log.v(TAG, " IntentFilter:"); 13114 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13115 } 13116 removeFilter(intent); 13117 } 13118 } 13119 13120 @Override 13121 protected boolean allowFilterResult( 13122 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13123 ProviderInfo filterPi = filter.provider.info; 13124 for (int i = dest.size() - 1; i >= 0; i--) { 13125 ProviderInfo destPi = dest.get(i).providerInfo; 13126 if (destPi.name == filterPi.name 13127 && destPi.packageName == filterPi.packageName) { 13128 return false; 13129 } 13130 } 13131 return true; 13132 } 13133 13134 @Override 13135 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13136 return new PackageParser.ProviderIntentInfo[size]; 13137 } 13138 13139 @Override 13140 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13141 if (!sUserManager.exists(userId)) 13142 return true; 13143 PackageParser.Package p = filter.provider.owner; 13144 if (p != null) { 13145 PackageSetting ps = (PackageSetting) p.mExtras; 13146 if (ps != null) { 13147 // System apps are never considered stopped for purposes of 13148 // filtering, because there may be no way for the user to 13149 // actually re-launch them. 13150 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13151 && ps.getStopped(userId); 13152 } 13153 } 13154 return false; 13155 } 13156 13157 @Override 13158 protected boolean isPackageForFilter(String packageName, 13159 PackageParser.ProviderIntentInfo info) { 13160 return packageName.equals(info.provider.owner.packageName); 13161 } 13162 13163 @Override 13164 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13165 int match, int userId) { 13166 if (!sUserManager.exists(userId)) 13167 return null; 13168 final PackageParser.ProviderIntentInfo info = filter; 13169 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13170 return null; 13171 } 13172 final PackageParser.Provider provider = info.provider; 13173 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13174 if (ps == null) { 13175 return null; 13176 } 13177 final PackageUserState userState = ps.readUserState(userId); 13178 final boolean matchVisibleToInstantApp = 13179 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13180 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13181 // throw out filters that aren't visible to instant applications 13182 if (matchVisibleToInstantApp 13183 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13184 return null; 13185 } 13186 // throw out instant application filters if we're not explicitly requesting them 13187 if (!isInstantApp && userState.instantApp) { 13188 return null; 13189 } 13190 // throw out instant application filters if updates are available; will trigger 13191 // instant application resolution 13192 if (userState.instantApp && ps.isUpdateAvailable()) { 13193 return null; 13194 } 13195 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13196 userState, userId); 13197 if (pi == null) { 13198 return null; 13199 } 13200 final ResolveInfo res = new ResolveInfo(); 13201 res.providerInfo = pi; 13202 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13203 res.filter = filter; 13204 } 13205 res.priority = info.getPriority(); 13206 res.preferredOrder = provider.owner.mPreferredOrder; 13207 res.match = match; 13208 res.isDefault = info.hasDefault; 13209 res.labelRes = info.labelRes; 13210 res.nonLocalizedLabel = info.nonLocalizedLabel; 13211 res.icon = info.icon; 13212 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13213 return res; 13214 } 13215 13216 @Override 13217 protected void sortResults(List<ResolveInfo> results) { 13218 Collections.sort(results, mResolvePrioritySorter); 13219 } 13220 13221 @Override 13222 protected void dumpFilter(PrintWriter out, String prefix, 13223 PackageParser.ProviderIntentInfo filter) { 13224 out.print(prefix); 13225 out.print( 13226 Integer.toHexString(System.identityHashCode(filter.provider))); 13227 out.print(' '); 13228 filter.provider.printComponentShortName(out); 13229 out.print(" filter "); 13230 out.println(Integer.toHexString(System.identityHashCode(filter))); 13231 } 13232 13233 @Override 13234 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13235 return filter.provider; 13236 } 13237 13238 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13239 PackageParser.Provider provider = (PackageParser.Provider)label; 13240 out.print(prefix); out.print( 13241 Integer.toHexString(System.identityHashCode(provider))); 13242 out.print(' '); 13243 provider.printComponentShortName(out); 13244 if (count > 1) { 13245 out.print(" ("); out.print(count); out.print(" filters)"); 13246 } 13247 out.println(); 13248 } 13249 13250 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13251 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13252 private int mFlags; 13253 } 13254 13255 static final class InstantAppIntentResolver 13256 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13257 AuxiliaryResolveInfo.AuxiliaryFilter> { 13258 /** 13259 * The result that has the highest defined order. Ordering applies on a 13260 * per-package basis. Mapping is from package name to Pair of order and 13261 * EphemeralResolveInfo. 13262 * <p> 13263 * NOTE: This is implemented as a field variable for convenience and efficiency. 13264 * By having a field variable, we're able to track filter ordering as soon as 13265 * a non-zero order is defined. Otherwise, multiple loops across the result set 13266 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13267 * this needs to be contained entirely within {@link #filterResults}. 13268 */ 13269 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13270 13271 @Override 13272 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13273 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13274 } 13275 13276 @Override 13277 protected boolean isPackageForFilter(String packageName, 13278 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13279 return true; 13280 } 13281 13282 @Override 13283 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13284 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13285 if (!sUserManager.exists(userId)) { 13286 return null; 13287 } 13288 final String packageName = responseObj.resolveInfo.getPackageName(); 13289 final Integer order = responseObj.getOrder(); 13290 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13291 mOrderResult.get(packageName); 13292 // ordering is enabled and this item's order isn't high enough 13293 if (lastOrderResult != null && lastOrderResult.first >= order) { 13294 return null; 13295 } 13296 final InstantAppResolveInfo res = responseObj.resolveInfo; 13297 if (order > 0) { 13298 // non-zero order, enable ordering 13299 mOrderResult.put(packageName, new Pair<>(order, res)); 13300 } 13301 return responseObj; 13302 } 13303 13304 @Override 13305 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13306 // only do work if ordering is enabled [most of the time it won't be] 13307 if (mOrderResult.size() == 0) { 13308 return; 13309 } 13310 int resultSize = results.size(); 13311 for (int i = 0; i < resultSize; i++) { 13312 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13313 final String packageName = info.getPackageName(); 13314 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13315 if (savedInfo == null) { 13316 // package doesn't having ordering 13317 continue; 13318 } 13319 if (savedInfo.second == info) { 13320 // circled back to the highest ordered item; remove from order list 13321 mOrderResult.remove(packageName); 13322 if (mOrderResult.size() == 0) { 13323 // no more ordered items 13324 break; 13325 } 13326 continue; 13327 } 13328 // item has a worse order, remove it from the result list 13329 results.remove(i); 13330 resultSize--; 13331 i--; 13332 } 13333 } 13334 } 13335 13336 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13337 new Comparator<ResolveInfo>() { 13338 public int compare(ResolveInfo r1, ResolveInfo r2) { 13339 int v1 = r1.priority; 13340 int v2 = r2.priority; 13341 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13342 if (v1 != v2) { 13343 return (v1 > v2) ? -1 : 1; 13344 } 13345 v1 = r1.preferredOrder; 13346 v2 = r2.preferredOrder; 13347 if (v1 != v2) { 13348 return (v1 > v2) ? -1 : 1; 13349 } 13350 if (r1.isDefault != r2.isDefault) { 13351 return r1.isDefault ? -1 : 1; 13352 } 13353 v1 = r1.match; 13354 v2 = r2.match; 13355 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13356 if (v1 != v2) { 13357 return (v1 > v2) ? -1 : 1; 13358 } 13359 if (r1.system != r2.system) { 13360 return r1.system ? -1 : 1; 13361 } 13362 if (r1.activityInfo != null) { 13363 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13364 } 13365 if (r1.serviceInfo != null) { 13366 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13367 } 13368 if (r1.providerInfo != null) { 13369 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13370 } 13371 return 0; 13372 } 13373 }; 13374 13375 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13376 new Comparator<ProviderInfo>() { 13377 public int compare(ProviderInfo p1, ProviderInfo p2) { 13378 final int v1 = p1.initOrder; 13379 final int v2 = p2.initOrder; 13380 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13381 } 13382 }; 13383 13384 @Override 13385 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13386 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13387 final int[] userIds, int[] instantUserIds) { 13388 mHandler.post(new Runnable() { 13389 @Override 13390 public void run() { 13391 try { 13392 final IActivityManager am = ActivityManager.getService(); 13393 if (am == null) return; 13394 final int[] resolvedUserIds; 13395 if (userIds == null) { 13396 resolvedUserIds = am.getRunningUserIds(); 13397 } else { 13398 resolvedUserIds = userIds; 13399 } 13400 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13401 resolvedUserIds, false); 13402 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13403 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13404 instantUserIds, true); 13405 } 13406 } catch (RemoteException ex) { 13407 } 13408 } 13409 }); 13410 } 13411 13412 @Override 13413 public void notifyPackageAdded(String packageName) { 13414 final PackageListObserver[] observers; 13415 synchronized (mPackages) { 13416 if (mPackageListObservers.size() == 0) { 13417 return; 13418 } 13419 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13420 } 13421 for (int i = observers.length - 1; i >= 0; --i) { 13422 observers[i].onPackageAdded(packageName); 13423 } 13424 } 13425 13426 @Override 13427 public void notifyPackageRemoved(String packageName) { 13428 final PackageListObserver[] observers; 13429 synchronized (mPackages) { 13430 if (mPackageListObservers.size() == 0) { 13431 return; 13432 } 13433 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13434 } 13435 for (int i = observers.length - 1; i >= 0; --i) { 13436 observers[i].onPackageRemoved(packageName); 13437 } 13438 } 13439 13440 /** 13441 * Sends a broadcast for the given action. 13442 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13443 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13444 * the system and applications allowed to see instant applications to receive package 13445 * lifecycle events for instant applications. 13446 */ 13447 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13448 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13449 int[] userIds, boolean isInstantApp) 13450 throws RemoteException { 13451 for (int id : userIds) { 13452 final Intent intent = new Intent(action, 13453 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13454 final String[] requiredPermissions = 13455 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13456 if (extras != null) { 13457 intent.putExtras(extras); 13458 } 13459 if (targetPkg != null) { 13460 intent.setPackage(targetPkg); 13461 } 13462 // Modify the UID when posting to other users 13463 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13464 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13465 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13466 intent.putExtra(Intent.EXTRA_UID, uid); 13467 } 13468 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13469 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13470 if (DEBUG_BROADCASTS) { 13471 RuntimeException here = new RuntimeException("here"); 13472 here.fillInStackTrace(); 13473 Slog.d(TAG, "Sending to user " + id + ": " 13474 + intent.toShortString(false, true, false, false) 13475 + " " + intent.getExtras(), here); 13476 } 13477 am.broadcastIntent(null, intent, null, finishedReceiver, 13478 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13479 null, finishedReceiver != null, false, id); 13480 } 13481 } 13482 13483 /** 13484 * Check if the external storage media is available. This is true if there 13485 * is a mounted external storage medium or if the external storage is 13486 * emulated. 13487 */ 13488 private boolean isExternalMediaAvailable() { 13489 return mMediaMounted || Environment.isExternalStorageEmulated(); 13490 } 13491 13492 @Override 13493 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13494 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13495 return null; 13496 } 13497 if (!isExternalMediaAvailable()) { 13498 // If the external storage is no longer mounted at this point, 13499 // the caller may not have been able to delete all of this 13500 // packages files and can not delete any more. Bail. 13501 return null; 13502 } 13503 synchronized (mPackages) { 13504 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13505 if (lastPackage != null) { 13506 pkgs.remove(lastPackage); 13507 } 13508 if (pkgs.size() > 0) { 13509 return pkgs.get(0); 13510 } 13511 } 13512 return null; 13513 } 13514 13515 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13516 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13517 userId, andCode ? 1 : 0, packageName); 13518 if (mSystemReady) { 13519 msg.sendToTarget(); 13520 } else { 13521 if (mPostSystemReadyMessages == null) { 13522 mPostSystemReadyMessages = new ArrayList<>(); 13523 } 13524 mPostSystemReadyMessages.add(msg); 13525 } 13526 } 13527 13528 void startCleaningPackages() { 13529 // reader 13530 if (!isExternalMediaAvailable()) { 13531 return; 13532 } 13533 synchronized (mPackages) { 13534 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13535 return; 13536 } 13537 } 13538 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13539 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13540 IActivityManager am = ActivityManager.getService(); 13541 if (am != null) { 13542 int dcsUid = -1; 13543 synchronized (mPackages) { 13544 if (!mDefaultContainerWhitelisted) { 13545 mDefaultContainerWhitelisted = true; 13546 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13547 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13548 } 13549 } 13550 try { 13551 if (dcsUid > 0) { 13552 am.backgroundWhitelistUid(dcsUid); 13553 } 13554 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13555 UserHandle.USER_SYSTEM); 13556 } catch (RemoteException e) { 13557 } 13558 } 13559 } 13560 13561 /** 13562 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13563 * it is acting on behalf on an enterprise or the user). 13564 * 13565 * Note that the ordering of the conditionals in this method is important. The checks we perform 13566 * are as follows, in this order: 13567 * 13568 * 1) If the install is being performed by a system app, we can trust the app to have set the 13569 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13570 * what it is. 13571 * 2) If the install is being performed by a device or profile owner app, the install reason 13572 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13573 * set the install reason correctly. If the app targets an older SDK version where install 13574 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13575 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13576 * 3) In all other cases, the install is being performed by a regular app that is neither part 13577 * of the system nor a device or profile owner. We have no reason to believe that this app is 13578 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13579 * set to enterprise policy and if so, change it to unknown instead. 13580 */ 13581 private int fixUpInstallReason(String installerPackageName, int installerUid, 13582 int installReason) { 13583 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13584 == PERMISSION_GRANTED) { 13585 // If the install is being performed by a system app, we trust that app to have set the 13586 // install reason correctly. 13587 return installReason; 13588 } 13589 13590 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13591 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13592 if (dpm != null) { 13593 ComponentName owner = null; 13594 try { 13595 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13596 if (owner == null) { 13597 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13598 } 13599 } catch (RemoteException e) { 13600 } 13601 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13602 // If the install is being performed by a device or profile owner, the install 13603 // reason should be enterprise policy. 13604 return PackageManager.INSTALL_REASON_POLICY; 13605 } 13606 } 13607 13608 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13609 // If the install is being performed by a regular app (i.e. neither system app nor 13610 // device or profile owner), we have no reason to believe that the app is acting on 13611 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13612 // change it to unknown instead. 13613 return PackageManager.INSTALL_REASON_UNKNOWN; 13614 } 13615 13616 // If the install is being performed by a regular app and the install reason was set to any 13617 // value but enterprise policy, leave the install reason unchanged. 13618 return installReason; 13619 } 13620 13621 void installStage(String packageName, File stagedDir, 13622 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13623 String installerPackageName, int installerUid, UserHandle user, 13624 PackageParser.SigningDetails signingDetails) { 13625 if (DEBUG_INSTANT) { 13626 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13627 Slog.d(TAG, "Ephemeral install of " + packageName); 13628 } 13629 } 13630 final VerificationInfo verificationInfo = new VerificationInfo( 13631 sessionParams.originatingUri, sessionParams.referrerUri, 13632 sessionParams.originatingUid, installerUid); 13633 13634 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13635 13636 final Message msg = mHandler.obtainMessage(INIT_COPY); 13637 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13638 sessionParams.installReason); 13639 final InstallParams params = new InstallParams(origin, null, observer, 13640 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13641 verificationInfo, user, sessionParams.abiOverride, 13642 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13643 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13644 msg.obj = params; 13645 13646 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13647 System.identityHashCode(msg.obj)); 13648 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13649 System.identityHashCode(msg.obj)); 13650 13651 mHandler.sendMessage(msg); 13652 } 13653 13654 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13655 int userId) { 13656 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13657 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13658 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13659 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13660 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13661 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13662 13663 // Send a session commit broadcast 13664 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13665 info.installReason = pkgSetting.getInstallReason(userId); 13666 info.appPackageName = packageName; 13667 sendSessionCommitBroadcast(info, userId); 13668 } 13669 13670 @Override 13671 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13672 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13673 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13674 return; 13675 } 13676 Bundle extras = new Bundle(1); 13677 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13678 final int uid = UserHandle.getUid( 13679 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13680 extras.putInt(Intent.EXTRA_UID, uid); 13681 13682 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13683 packageName, extras, 0, null, null, userIds, instantUserIds); 13684 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13685 mHandler.post(() -> { 13686 for (int userId : userIds) { 13687 sendBootCompletedBroadcastToSystemApp( 13688 packageName, includeStopped, userId); 13689 } 13690 } 13691 ); 13692 } 13693 } 13694 13695 /** 13696 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13697 * automatically without needing an explicit launch. 13698 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13699 */ 13700 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13701 int userId) { 13702 // If user is not running, the app didn't miss any broadcast 13703 if (!mUserManagerInternal.isUserRunning(userId)) { 13704 return; 13705 } 13706 final IActivityManager am = ActivityManager.getService(); 13707 try { 13708 // Deliver LOCKED_BOOT_COMPLETED first 13709 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13710 .setPackage(packageName); 13711 if (includeStopped) { 13712 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13713 } 13714 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13715 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13716 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13717 13718 // Deliver BOOT_COMPLETED only if user is unlocked 13719 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13720 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13721 if (includeStopped) { 13722 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13723 } 13724 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13725 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13726 } 13727 } catch (RemoteException e) { 13728 throw e.rethrowFromSystemServer(); 13729 } 13730 } 13731 13732 @Override 13733 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13734 int userId) { 13735 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13736 PackageSetting pkgSetting; 13737 final int callingUid = Binder.getCallingUid(); 13738 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13739 true /* requireFullPermission */, true /* checkShell */, 13740 "setApplicationHiddenSetting for user " + userId); 13741 13742 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13743 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13744 return false; 13745 } 13746 13747 long callingId = Binder.clearCallingIdentity(); 13748 try { 13749 boolean sendAdded = false; 13750 boolean sendRemoved = false; 13751 // writer 13752 synchronized (mPackages) { 13753 pkgSetting = mSettings.mPackages.get(packageName); 13754 if (pkgSetting == null) { 13755 return false; 13756 } 13757 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13758 return false; 13759 } 13760 // Do not allow "android" is being disabled 13761 if ("android".equals(packageName)) { 13762 Slog.w(TAG, "Cannot hide package: android"); 13763 return false; 13764 } 13765 // Cannot hide static shared libs as they are considered 13766 // a part of the using app (emulating static linking). Also 13767 // static libs are installed always on internal storage. 13768 PackageParser.Package pkg = mPackages.get(packageName); 13769 if (pkg != null && pkg.staticSharedLibName != null) { 13770 Slog.w(TAG, "Cannot hide package: " + packageName 13771 + " providing static shared library: " 13772 + pkg.staticSharedLibName); 13773 return false; 13774 } 13775 // Only allow protected packages to hide themselves. 13776 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13777 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13778 Slog.w(TAG, "Not hiding protected package: " + packageName); 13779 return false; 13780 } 13781 13782 if (pkgSetting.getHidden(userId) != hidden) { 13783 pkgSetting.setHidden(hidden, userId); 13784 mSettings.writePackageRestrictionsLPr(userId); 13785 if (hidden) { 13786 sendRemoved = true; 13787 } else { 13788 sendAdded = true; 13789 } 13790 } 13791 } 13792 if (sendAdded) { 13793 sendPackageAddedForUser(packageName, pkgSetting, userId); 13794 return true; 13795 } 13796 if (sendRemoved) { 13797 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13798 "hiding pkg"); 13799 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13800 return true; 13801 } 13802 } finally { 13803 Binder.restoreCallingIdentity(callingId); 13804 } 13805 return false; 13806 } 13807 13808 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13809 int userId) { 13810 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13811 info.removedPackage = packageName; 13812 info.installerPackageName = pkgSetting.installerPackageName; 13813 info.removedUsers = new int[] {userId}; 13814 info.broadcastUsers = new int[] {userId}; 13815 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13816 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13817 } 13818 13819 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended, 13820 PersistableBundle launcherExtras) { 13821 if (pkgList.length > 0) { 13822 Bundle extras = new Bundle(1); 13823 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13824 if (launcherExtras != null) { 13825 extras.putBundle(Intent.EXTRA_LAUNCHER_EXTRAS, 13826 new Bundle(launcherExtras.deepCopy())); 13827 } 13828 sendPackageBroadcast( 13829 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13830 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13831 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13832 new int[] {userId}, null); 13833 } 13834 } 13835 13836 /** 13837 * Returns true if application is not found or there was an error. Otherwise it returns 13838 * the hidden state of the package for the given user. 13839 */ 13840 @Override 13841 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13842 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13843 final int callingUid = Binder.getCallingUid(); 13844 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13845 true /* requireFullPermission */, false /* checkShell */, 13846 "getApplicationHidden for user " + userId); 13847 PackageSetting ps; 13848 long callingId = Binder.clearCallingIdentity(); 13849 try { 13850 // writer 13851 synchronized (mPackages) { 13852 ps = mSettings.mPackages.get(packageName); 13853 if (ps == null) { 13854 return true; 13855 } 13856 if (filterAppAccessLPr(ps, callingUid, userId)) { 13857 return true; 13858 } 13859 return ps.getHidden(userId); 13860 } 13861 } finally { 13862 Binder.restoreCallingIdentity(callingId); 13863 } 13864 } 13865 13866 /** 13867 * @hide 13868 */ 13869 @Override 13870 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13871 int installReason) { 13872 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13873 null); 13874 PackageSetting pkgSetting; 13875 final int callingUid = Binder.getCallingUid(); 13876 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13877 true /* requireFullPermission */, true /* checkShell */, 13878 "installExistingPackage for user " + userId); 13879 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13880 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13881 } 13882 13883 long callingId = Binder.clearCallingIdentity(); 13884 try { 13885 boolean installed = false; 13886 final boolean instantApp = 13887 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13888 final boolean fullApp = 13889 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13890 13891 // writer 13892 synchronized (mPackages) { 13893 pkgSetting = mSettings.mPackages.get(packageName); 13894 if (pkgSetting == null) { 13895 return PackageManager.INSTALL_FAILED_INVALID_URI; 13896 } 13897 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13898 // only allow the existing package to be used if it's installed as a full 13899 // application for at least one user 13900 boolean installAllowed = false; 13901 for (int checkUserId : sUserManager.getUserIds()) { 13902 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13903 if (installAllowed) { 13904 break; 13905 } 13906 } 13907 if (!installAllowed) { 13908 return PackageManager.INSTALL_FAILED_INVALID_URI; 13909 } 13910 } 13911 if (!pkgSetting.getInstalled(userId)) { 13912 pkgSetting.setInstalled(true, userId); 13913 pkgSetting.setHidden(false, userId); 13914 pkgSetting.setInstallReason(installReason, userId); 13915 mSettings.writePackageRestrictionsLPr(userId); 13916 mSettings.writeKernelMappingLPr(pkgSetting); 13917 installed = true; 13918 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13919 // upgrade app from instant to full; we don't allow app downgrade 13920 installed = true; 13921 } 13922 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13923 } 13924 13925 if (installed) { 13926 if (pkgSetting.pkg != null) { 13927 synchronized (mInstallLock) { 13928 // We don't need to freeze for a brand new install 13929 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13930 } 13931 } 13932 sendPackageAddedForUser(packageName, pkgSetting, userId); 13933 synchronized (mPackages) { 13934 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13935 } 13936 } 13937 } finally { 13938 Binder.restoreCallingIdentity(callingId); 13939 } 13940 13941 return PackageManager.INSTALL_SUCCEEDED; 13942 } 13943 13944 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13945 boolean instantApp, boolean fullApp) { 13946 // no state specified; do nothing 13947 if (!instantApp && !fullApp) { 13948 return; 13949 } 13950 if (userId != UserHandle.USER_ALL) { 13951 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13952 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13953 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13954 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13955 } 13956 } else { 13957 for (int currentUserId : sUserManager.getUserIds()) { 13958 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13959 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13960 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13961 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13962 } 13963 } 13964 } 13965 } 13966 13967 boolean isUserRestricted(int userId, String restrictionKey) { 13968 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13969 if (restrictions.getBoolean(restrictionKey, false)) { 13970 Log.w(TAG, "User is restricted: " + restrictionKey); 13971 return true; 13972 } 13973 return false; 13974 } 13975 13976 @Override 13977 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13978 PersistableBundle appExtras, PersistableBundle launcherExtras, String callingPackage, 13979 int userId) { 13980 try { 13981 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.SUSPEND_APPS, null); 13982 } catch (SecurityException e) { 13983 mContext.enforceCallingOrSelfPermission(Manifest.permission.MANAGE_USERS, 13984 "Callers need to have either " + Manifest.permission.SUSPEND_APPS + " or " 13985 + Manifest.permission.MANAGE_USERS); 13986 } 13987 final int callingUid = Binder.getCallingUid(); 13988 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13989 true /* requireFullPermission */, true /* checkShell */, 13990 "setPackagesSuspended for user " + userId); 13991 if (callingUid != Process.ROOT_UID && 13992 !UserHandle.isSameApp(getPackageUid(callingPackage, 0, userId), callingUid)) { 13993 throw new IllegalArgumentException("callingPackage " + callingPackage + " does not" 13994 + " belong to calling app id " + UserHandle.getAppId(callingUid)); 13995 } 13996 13997 if (ArrayUtils.isEmpty(packageNames)) { 13998 return packageNames; 13999 } 14000 14001 final List<String> changedPackagesList = new ArrayList<>(packageNames.length); 14002 final List<String> unactionedPackages = new ArrayList<>(packageNames.length); 14003 final long callingId = Binder.clearCallingIdentity(); 14004 try { 14005 synchronized (mPackages) { 14006 for (int i = 0; i < packageNames.length; i++) { 14007 final String packageName = packageNames[i]; 14008 if (callingPackage.equals(packageName)) { 14009 Slog.w(TAG, "Calling package: " + callingPackage + " trying to " 14010 + (suspended ? "" : "un") + "suspend itself. Ignoring"); 14011 unactionedPackages.add(packageName); 14012 continue; 14013 } 14014 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 14015 if (pkgSetting == null 14016 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 14017 Slog.w(TAG, "Could not find package setting for package \"" + packageName 14018 + "\". Skipping suspending/un-suspending."); 14019 unactionedPackages.add(packageName); 14020 continue; 14021 } 14022 if (pkgSetting.getSuspended(userId) != suspended) { 14023 if (!canSuspendPackageForUserLocked(packageName, userId)) { 14024 unactionedPackages.add(packageName); 14025 continue; 14026 } 14027 pkgSetting.setSuspended(suspended, callingPackage, appExtras, 14028 launcherExtras, userId); 14029 changedPackagesList.add(packageName); 14030 } 14031 } 14032 } 14033 } finally { 14034 Binder.restoreCallingIdentity(callingId); 14035 } 14036 if (!changedPackagesList.isEmpty()) { 14037 final String[] changedPackages = changedPackagesList.toArray( 14038 new String[changedPackagesList.size()]); 14039 sendPackagesSuspendedForUser(changedPackages, userId, suspended, launcherExtras); 14040 sendMyPackageSuspendedOrUnsuspended(changedPackages, suspended, appExtras, userId); 14041 synchronized (mPackages) { 14042 scheduleWritePackageRestrictionsLocked(userId); 14043 } 14044 } 14045 14046 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 14047 } 14048 14049 @Override 14050 public PersistableBundle getSuspendedPackageAppExtras(String packageName, int userId) { 14051 final int callingUid = Binder.getCallingUid(); 14052 if (getPackageUid(packageName, 0, userId) != callingUid) { 14053 mContext.enforceCallingOrSelfPermission(Manifest.permission.SUSPEND_APPS, null); 14054 } 14055 synchronized (mPackages) { 14056 final PackageSetting ps = mSettings.mPackages.get(packageName); 14057 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14058 throw new IllegalArgumentException("Unknown target package: " + packageName); 14059 } 14060 final PackageUserState packageUserState = ps.readUserState(userId); 14061 if (packageUserState.suspended) { 14062 return packageUserState.suspendedAppExtras; 14063 } 14064 return null; 14065 } 14066 } 14067 14068 @Override 14069 public void setSuspendedPackageAppExtras(String packageName, PersistableBundle appExtras, 14070 int userId) { 14071 final int callingUid = Binder.getCallingUid(); 14072 mContext.enforceCallingOrSelfPermission(Manifest.permission.SUSPEND_APPS, null); 14073 synchronized (mPackages) { 14074 final PackageSetting ps = mSettings.mPackages.get(packageName); 14075 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14076 throw new IllegalArgumentException("Unknown target package: " + packageName); 14077 } 14078 final PackageUserState packageUserState = ps.readUserState(userId); 14079 if (packageUserState.suspended) { 14080 packageUserState.suspendedAppExtras = appExtras; 14081 sendMyPackageSuspendedOrUnsuspended(new String[] {packageName}, true, appExtras, 14082 userId); 14083 } 14084 } 14085 } 14086 14087 private void sendMyPackageSuspendedOrUnsuspended(String[] affectedPackages, boolean suspended, 14088 PersistableBundle appExtras, int userId) { 14089 final String action; 14090 final Bundle intentExtras = new Bundle(); 14091 if (suspended) { 14092 action = Intent.ACTION_MY_PACKAGE_SUSPENDED; 14093 if (appExtras != null) { 14094 final Bundle bundledAppExtras = new Bundle(appExtras.deepCopy()); 14095 intentExtras.putBundle(Intent.EXTRA_SUSPENDED_PACKAGE_EXTRAS, bundledAppExtras); 14096 } 14097 } else { 14098 action = Intent.ACTION_MY_PACKAGE_UNSUSPENDED; 14099 } 14100 mHandler.post(new Runnable() { 14101 @Override 14102 public void run() { 14103 try { 14104 final IActivityManager am = ActivityManager.getService(); 14105 if (am == null) { 14106 Slog.wtf(TAG, "IActivityManager null. Cannot send MY_PACKAGE_ " 14107 + (suspended ? "" : "UN") + "SUSPENDED broadcasts"); 14108 return; 14109 } 14110 final int[] targetUserIds = new int[] {userId}; 14111 for (String packageName : affectedPackages) { 14112 doSendBroadcast(am, action, null, intentExtras, 14113 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, packageName, null, 14114 targetUserIds, false); 14115 } 14116 } catch (RemoteException ex) { 14117 // Shouldn't happen as AMS is in the same process. 14118 } 14119 } 14120 }); 14121 } 14122 14123 @Override 14124 public boolean isPackageSuspendedForUser(String packageName, int userId) { 14125 final int callingUid = Binder.getCallingUid(); 14126 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14127 true /* requireFullPermission */, false /* checkShell */, 14128 "isPackageSuspendedForUser for user " + userId); 14129 if (getPackageUid(packageName, 0, userId) != callingUid) { 14130 mContext.enforceCallingOrSelfPermission(Manifest.permission.SUSPEND_APPS, null); 14131 } 14132 synchronized (mPackages) { 14133 final PackageSetting ps = mSettings.mPackages.get(packageName); 14134 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14135 throw new IllegalArgumentException("Unknown target package: " + packageName); 14136 } 14137 return ps.getSuspended(userId); 14138 } 14139 } 14140 14141 void onSuspendingPackageRemoved(String packageName, int userId) { 14142 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 14143 : new int[] {userId}; 14144 synchronized (mPackages) { 14145 for (PackageSetting ps : mSettings.mPackages.values()) { 14146 for (int user : userIds) { 14147 final PackageUserState pus = ps.readUserState(user); 14148 if (pus.suspended && packageName.equals(pus.suspendingPackage)) { 14149 ps.setSuspended(false, null, null, null, user); 14150 } 14151 } 14152 } 14153 } 14154 } 14155 14156 @GuardedBy("mPackages") 14157 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 14158 if (isPackageDeviceAdmin(packageName, userId)) { 14159 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14160 + "\": has an active device admin"); 14161 return false; 14162 } 14163 14164 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 14165 if (packageName.equals(activeLauncherPackageName)) { 14166 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14167 + "\": contains the active launcher"); 14168 return false; 14169 } 14170 14171 if (packageName.equals(mRequiredInstallerPackage)) { 14172 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14173 + "\": required for package installation"); 14174 return false; 14175 } 14176 14177 if (packageName.equals(mRequiredUninstallerPackage)) { 14178 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14179 + "\": required for package uninstallation"); 14180 return false; 14181 } 14182 14183 if (packageName.equals(mRequiredVerifierPackage)) { 14184 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14185 + "\": required for package verification"); 14186 return false; 14187 } 14188 14189 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14190 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14191 + "\": is the default dialer"); 14192 return false; 14193 } 14194 14195 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14196 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14197 + "\": protected package"); 14198 return false; 14199 } 14200 14201 // Cannot suspend static shared libs as they are considered 14202 // a part of the using app (emulating static linking). Also 14203 // static libs are installed always on internal storage. 14204 PackageParser.Package pkg = mPackages.get(packageName); 14205 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14206 Slog.w(TAG, "Cannot suspend package: " + packageName 14207 + " providing static shared library: " 14208 + pkg.staticSharedLibName); 14209 return false; 14210 } 14211 14212 if (PLATFORM_PACKAGE_NAME.equals(packageName)) { 14213 Slog.w(TAG, "Cannot suspend package: " + packageName); 14214 return false; 14215 } 14216 14217 return true; 14218 } 14219 14220 private String getActiveLauncherPackageName(int userId) { 14221 Intent intent = new Intent(Intent.ACTION_MAIN); 14222 intent.addCategory(Intent.CATEGORY_HOME); 14223 ResolveInfo resolveInfo = resolveIntent( 14224 intent, 14225 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14226 PackageManager.MATCH_DEFAULT_ONLY, 14227 userId); 14228 14229 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14230 } 14231 14232 private String getDefaultDialerPackageName(int userId) { 14233 synchronized (mPackages) { 14234 return mSettings.getDefaultDialerPackageNameLPw(userId); 14235 } 14236 } 14237 14238 @Override 14239 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14240 mContext.enforceCallingOrSelfPermission( 14241 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14242 "Only package verification agents can verify applications"); 14243 14244 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14245 final PackageVerificationResponse response = new PackageVerificationResponse( 14246 verificationCode, Binder.getCallingUid()); 14247 msg.arg1 = id; 14248 msg.obj = response; 14249 mHandler.sendMessage(msg); 14250 } 14251 14252 @Override 14253 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14254 long millisecondsToDelay) { 14255 mContext.enforceCallingOrSelfPermission( 14256 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14257 "Only package verification agents can extend verification timeouts"); 14258 14259 final PackageVerificationState state = mPendingVerification.get(id); 14260 final PackageVerificationResponse response = new PackageVerificationResponse( 14261 verificationCodeAtTimeout, Binder.getCallingUid()); 14262 14263 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14264 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14265 } 14266 if (millisecondsToDelay < 0) { 14267 millisecondsToDelay = 0; 14268 } 14269 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14270 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14271 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14272 } 14273 14274 if ((state != null) && !state.timeoutExtended()) { 14275 state.extendTimeout(); 14276 14277 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14278 msg.arg1 = id; 14279 msg.obj = response; 14280 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14281 } 14282 } 14283 14284 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14285 int verificationCode, UserHandle user) { 14286 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14287 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14288 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14289 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14290 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14291 14292 mContext.sendBroadcastAsUser(intent, user, 14293 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14294 } 14295 14296 private ComponentName matchComponentForVerifier(String packageName, 14297 List<ResolveInfo> receivers) { 14298 ActivityInfo targetReceiver = null; 14299 14300 final int NR = receivers.size(); 14301 for (int i = 0; i < NR; i++) { 14302 final ResolveInfo info = receivers.get(i); 14303 if (info.activityInfo == null) { 14304 continue; 14305 } 14306 14307 if (packageName.equals(info.activityInfo.packageName)) { 14308 targetReceiver = info.activityInfo; 14309 break; 14310 } 14311 } 14312 14313 if (targetReceiver == null) { 14314 return null; 14315 } 14316 14317 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14318 } 14319 14320 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14321 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14322 if (pkgInfo.verifiers.length == 0) { 14323 return null; 14324 } 14325 14326 final int N = pkgInfo.verifiers.length; 14327 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14328 for (int i = 0; i < N; i++) { 14329 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14330 14331 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14332 receivers); 14333 if (comp == null) { 14334 continue; 14335 } 14336 14337 final int verifierUid = getUidForVerifier(verifierInfo); 14338 if (verifierUid == -1) { 14339 continue; 14340 } 14341 14342 if (DEBUG_VERIFY) { 14343 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14344 + " with the correct signature"); 14345 } 14346 sufficientVerifiers.add(comp); 14347 verificationState.addSufficientVerifier(verifierUid); 14348 } 14349 14350 return sufficientVerifiers; 14351 } 14352 14353 private int getUidForVerifier(VerifierInfo verifierInfo) { 14354 synchronized (mPackages) { 14355 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14356 if (pkg == null) { 14357 return -1; 14358 } else if (pkg.mSigningDetails.signatures.length != 1) { 14359 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14360 + " has more than one signature; ignoring"); 14361 return -1; 14362 } 14363 14364 /* 14365 * If the public key of the package's signature does not match 14366 * our expected public key, then this is a different package and 14367 * we should skip. 14368 */ 14369 14370 final byte[] expectedPublicKey; 14371 try { 14372 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14373 final PublicKey publicKey = verifierSig.getPublicKey(); 14374 expectedPublicKey = publicKey.getEncoded(); 14375 } catch (CertificateException e) { 14376 return -1; 14377 } 14378 14379 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14380 14381 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14382 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14383 + " does not have the expected public key; ignoring"); 14384 return -1; 14385 } 14386 14387 return pkg.applicationInfo.uid; 14388 } 14389 } 14390 14391 @Override 14392 public void finishPackageInstall(int token, boolean didLaunch) { 14393 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14394 14395 if (DEBUG_INSTALL) { 14396 Slog.v(TAG, "BM finishing package install for " + token); 14397 } 14398 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14399 14400 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14401 mHandler.sendMessage(msg); 14402 } 14403 14404 /** 14405 * Get the verification agent timeout. Used for both the APK verifier and the 14406 * intent filter verifier. 14407 * 14408 * @return verification timeout in milliseconds 14409 */ 14410 private long getVerificationTimeout() { 14411 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14412 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14413 DEFAULT_VERIFICATION_TIMEOUT); 14414 } 14415 14416 /** 14417 * Get the default verification agent response code. 14418 * 14419 * @return default verification response code 14420 */ 14421 private int getDefaultVerificationResponse(UserHandle user) { 14422 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14423 return PackageManager.VERIFICATION_REJECT; 14424 } 14425 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14426 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14427 DEFAULT_VERIFICATION_RESPONSE); 14428 } 14429 14430 /** 14431 * Check whether or not package verification has been enabled. 14432 * 14433 * @return true if verification should be performed 14434 */ 14435 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14436 if (!DEFAULT_VERIFY_ENABLE) { 14437 return false; 14438 } 14439 14440 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14441 14442 // Check if installing from ADB 14443 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14444 // Do not run verification in a test harness environment 14445 if (ActivityManager.isRunningInTestHarness()) { 14446 return false; 14447 } 14448 if (ensureVerifyAppsEnabled) { 14449 return true; 14450 } 14451 // Check if the developer does not want package verification for ADB installs 14452 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14453 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14454 return false; 14455 } 14456 } else { 14457 // only when not installed from ADB, skip verification for instant apps when 14458 // the installer and verifier are the same. 14459 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14460 if (mInstantAppInstallerActivity != null 14461 && mInstantAppInstallerActivity.packageName.equals( 14462 mRequiredVerifierPackage)) { 14463 try { 14464 mContext.getSystemService(AppOpsManager.class) 14465 .checkPackage(installerUid, mRequiredVerifierPackage); 14466 if (DEBUG_VERIFY) { 14467 Slog.i(TAG, "disable verification for instant app"); 14468 } 14469 return false; 14470 } catch (SecurityException ignore) { } 14471 } 14472 } 14473 } 14474 14475 if (ensureVerifyAppsEnabled) { 14476 return true; 14477 } 14478 14479 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14480 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14481 } 14482 14483 @Override 14484 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14485 throws RemoteException { 14486 mContext.enforceCallingOrSelfPermission( 14487 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14488 "Only intentfilter verification agents can verify applications"); 14489 14490 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14491 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14492 Binder.getCallingUid(), verificationCode, failedDomains); 14493 msg.arg1 = id; 14494 msg.obj = response; 14495 mHandler.sendMessage(msg); 14496 } 14497 14498 @Override 14499 public int getIntentVerificationStatus(String packageName, int userId) { 14500 final int callingUid = Binder.getCallingUid(); 14501 if (UserHandle.getUserId(callingUid) != userId) { 14502 mContext.enforceCallingOrSelfPermission( 14503 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14504 "getIntentVerificationStatus" + userId); 14505 } 14506 if (getInstantAppPackageName(callingUid) != null) { 14507 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14508 } 14509 synchronized (mPackages) { 14510 final PackageSetting ps = mSettings.mPackages.get(packageName); 14511 if (ps == null 14512 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14513 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14514 } 14515 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14516 } 14517 } 14518 14519 @Override 14520 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14521 mContext.enforceCallingOrSelfPermission( 14522 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14523 14524 boolean result = false; 14525 synchronized (mPackages) { 14526 final PackageSetting ps = mSettings.mPackages.get(packageName); 14527 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14528 return false; 14529 } 14530 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14531 } 14532 if (result) { 14533 scheduleWritePackageRestrictionsLocked(userId); 14534 } 14535 return result; 14536 } 14537 14538 @Override 14539 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14540 String packageName) { 14541 final int callingUid = Binder.getCallingUid(); 14542 if (getInstantAppPackageName(callingUid) != null) { 14543 return ParceledListSlice.emptyList(); 14544 } 14545 synchronized (mPackages) { 14546 final PackageSetting ps = mSettings.mPackages.get(packageName); 14547 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14548 return ParceledListSlice.emptyList(); 14549 } 14550 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14551 } 14552 } 14553 14554 @Override 14555 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14556 if (TextUtils.isEmpty(packageName)) { 14557 return ParceledListSlice.emptyList(); 14558 } 14559 final int callingUid = Binder.getCallingUid(); 14560 final int callingUserId = UserHandle.getUserId(callingUid); 14561 synchronized (mPackages) { 14562 PackageParser.Package pkg = mPackages.get(packageName); 14563 if (pkg == null || pkg.activities == null) { 14564 return ParceledListSlice.emptyList(); 14565 } 14566 if (pkg.mExtras == null) { 14567 return ParceledListSlice.emptyList(); 14568 } 14569 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14570 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14571 return ParceledListSlice.emptyList(); 14572 } 14573 final int count = pkg.activities.size(); 14574 ArrayList<IntentFilter> result = new ArrayList<>(); 14575 for (int n=0; n<count; n++) { 14576 PackageParser.Activity activity = pkg.activities.get(n); 14577 if (activity.intents != null && activity.intents.size() > 0) { 14578 result.addAll(activity.intents); 14579 } 14580 } 14581 return new ParceledListSlice<>(result); 14582 } 14583 } 14584 14585 @Override 14586 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14587 mContext.enforceCallingOrSelfPermission( 14588 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14589 if (UserHandle.getCallingUserId() != userId) { 14590 mContext.enforceCallingOrSelfPermission( 14591 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14592 } 14593 14594 synchronized (mPackages) { 14595 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14596 if (packageName != null) { 14597 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14598 packageName, userId); 14599 } 14600 return result; 14601 } 14602 } 14603 14604 @Override 14605 public String getDefaultBrowserPackageName(int userId) { 14606 if (UserHandle.getCallingUserId() != userId) { 14607 mContext.enforceCallingOrSelfPermission( 14608 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14609 } 14610 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14611 return null; 14612 } 14613 synchronized (mPackages) { 14614 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14615 } 14616 } 14617 14618 /** 14619 * Get the "allow unknown sources" setting. 14620 * 14621 * @return the current "allow unknown sources" setting 14622 */ 14623 private int getUnknownSourcesSettings() { 14624 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14625 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14626 -1); 14627 } 14628 14629 @Override 14630 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14631 final int callingUid = Binder.getCallingUid(); 14632 if (getInstantAppPackageName(callingUid) != null) { 14633 return; 14634 } 14635 // writer 14636 synchronized (mPackages) { 14637 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14638 if (targetPackageSetting == null 14639 || filterAppAccessLPr( 14640 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14641 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14642 } 14643 14644 PackageSetting installerPackageSetting; 14645 if (installerPackageName != null) { 14646 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14647 if (installerPackageSetting == null) { 14648 throw new IllegalArgumentException("Unknown installer package: " 14649 + installerPackageName); 14650 } 14651 } else { 14652 installerPackageSetting = null; 14653 } 14654 14655 Signature[] callerSignature; 14656 Object obj = mSettings.getUserIdLPr(callingUid); 14657 if (obj != null) { 14658 if (obj instanceof SharedUserSetting) { 14659 callerSignature = 14660 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14661 } else if (obj instanceof PackageSetting) { 14662 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14663 } else { 14664 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14665 } 14666 } else { 14667 throw new SecurityException("Unknown calling UID: " + callingUid); 14668 } 14669 14670 // Verify: can't set installerPackageName to a package that is 14671 // not signed with the same cert as the caller. 14672 if (installerPackageSetting != null) { 14673 if (compareSignatures(callerSignature, 14674 installerPackageSetting.signatures.mSigningDetails.signatures) 14675 != PackageManager.SIGNATURE_MATCH) { 14676 throw new SecurityException( 14677 "Caller does not have same cert as new installer package " 14678 + installerPackageName); 14679 } 14680 } 14681 14682 // Verify: if target already has an installer package, it must 14683 // be signed with the same cert as the caller. 14684 if (targetPackageSetting.installerPackageName != null) { 14685 PackageSetting setting = mSettings.mPackages.get( 14686 targetPackageSetting.installerPackageName); 14687 // If the currently set package isn't valid, then it's always 14688 // okay to change it. 14689 if (setting != null) { 14690 if (compareSignatures(callerSignature, 14691 setting.signatures.mSigningDetails.signatures) 14692 != PackageManager.SIGNATURE_MATCH) { 14693 throw new SecurityException( 14694 "Caller does not have same cert as old installer package " 14695 + targetPackageSetting.installerPackageName); 14696 } 14697 } 14698 } 14699 14700 // Okay! 14701 targetPackageSetting.installerPackageName = installerPackageName; 14702 if (installerPackageName != null) { 14703 mSettings.mInstallerPackages.add(installerPackageName); 14704 } 14705 scheduleWriteSettingsLocked(); 14706 } 14707 } 14708 14709 @Override 14710 public void setApplicationCategoryHint(String packageName, int categoryHint, 14711 String callerPackageName) { 14712 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14713 throw new SecurityException("Instant applications don't have access to this method"); 14714 } 14715 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14716 callerPackageName); 14717 synchronized (mPackages) { 14718 PackageSetting ps = mSettings.mPackages.get(packageName); 14719 if (ps == null) { 14720 throw new IllegalArgumentException("Unknown target package " + packageName); 14721 } 14722 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14723 throw new IllegalArgumentException("Unknown target package " + packageName); 14724 } 14725 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14726 throw new IllegalArgumentException("Calling package " + callerPackageName 14727 + " is not installer for " + packageName); 14728 } 14729 14730 if (ps.categoryHint != categoryHint) { 14731 ps.categoryHint = categoryHint; 14732 scheduleWriteSettingsLocked(); 14733 } 14734 } 14735 } 14736 14737 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14738 // Queue up an async operation since the package installation may take a little while. 14739 mHandler.post(new Runnable() { 14740 public void run() { 14741 mHandler.removeCallbacks(this); 14742 // Result object to be returned 14743 PackageInstalledInfo res = new PackageInstalledInfo(); 14744 res.setReturnCode(currentStatus); 14745 res.uid = -1; 14746 res.pkg = null; 14747 res.removedInfo = null; 14748 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14749 args.doPreInstall(res.returnCode); 14750 synchronized (mInstallLock) { 14751 installPackageTracedLI(args, res); 14752 } 14753 args.doPostInstall(res.returnCode, res.uid); 14754 } 14755 14756 // A restore should be performed at this point if (a) the install 14757 // succeeded, (b) the operation is not an update, and (c) the new 14758 // package has not opted out of backup participation. 14759 final boolean update = res.removedInfo != null 14760 && res.removedInfo.removedPackage != null; 14761 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14762 boolean doRestore = !update 14763 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14764 14765 // Set up the post-install work request bookkeeping. This will be used 14766 // and cleaned up by the post-install event handling regardless of whether 14767 // there's a restore pass performed. Token values are >= 1. 14768 int token; 14769 if (mNextInstallToken < 0) mNextInstallToken = 1; 14770 token = mNextInstallToken++; 14771 14772 PostInstallData data = new PostInstallData(args, res); 14773 mRunningInstalls.put(token, data); 14774 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14775 14776 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14777 // Pass responsibility to the Backup Manager. It will perform a 14778 // restore if appropriate, then pass responsibility back to the 14779 // Package Manager to run the post-install observer callbacks 14780 // and broadcasts. 14781 IBackupManager bm = IBackupManager.Stub.asInterface( 14782 ServiceManager.getService(Context.BACKUP_SERVICE)); 14783 if (bm != null) { 14784 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14785 + " to BM for possible restore"); 14786 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14787 try { 14788 // TODO: http://b/22388012 14789 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14790 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14791 } else { 14792 doRestore = false; 14793 } 14794 } catch (RemoteException e) { 14795 // can't happen; the backup manager is local 14796 } catch (Exception e) { 14797 Slog.e(TAG, "Exception trying to enqueue restore", e); 14798 doRestore = false; 14799 } 14800 } else { 14801 Slog.e(TAG, "Backup Manager not found!"); 14802 doRestore = false; 14803 } 14804 } 14805 14806 if (!doRestore) { 14807 // No restore possible, or the Backup Manager was mysteriously not 14808 // available -- just fire the post-install work request directly. 14809 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14810 14811 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14812 14813 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14814 mHandler.sendMessage(msg); 14815 } 14816 } 14817 }); 14818 } 14819 14820 /** 14821 * Callback from PackageSettings whenever an app is first transitioned out of the 14822 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14823 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14824 * here whether the app is the target of an ongoing install, and only send the 14825 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14826 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14827 * handling. 14828 */ 14829 void notifyFirstLaunch(final String packageName, final String installerPackage, 14830 final int userId) { 14831 // Serialize this with the rest of the install-process message chain. In the 14832 // restore-at-install case, this Runnable will necessarily run before the 14833 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14834 // are coherent. In the non-restore case, the app has already completed install 14835 // and been launched through some other means, so it is not in a problematic 14836 // state for observers to see the FIRST_LAUNCH signal. 14837 mHandler.post(new Runnable() { 14838 @Override 14839 public void run() { 14840 for (int i = 0; i < mRunningInstalls.size(); i++) { 14841 final PostInstallData data = mRunningInstalls.valueAt(i); 14842 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14843 continue; 14844 } 14845 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14846 // right package; but is it for the right user? 14847 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14848 if (userId == data.res.newUsers[uIndex]) { 14849 if (DEBUG_BACKUP) { 14850 Slog.i(TAG, "Package " + packageName 14851 + " being restored so deferring FIRST_LAUNCH"); 14852 } 14853 return; 14854 } 14855 } 14856 } 14857 } 14858 // didn't find it, so not being restored 14859 if (DEBUG_BACKUP) { 14860 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14861 } 14862 final boolean isInstantApp = isInstantApp(packageName, userId); 14863 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14864 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14865 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14866 } 14867 }); 14868 } 14869 14870 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14871 int[] userIds, int[] instantUserIds) { 14872 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14873 installerPkg, null, userIds, instantUserIds); 14874 } 14875 14876 private abstract class HandlerParams { 14877 private static final int MAX_RETRIES = 4; 14878 14879 /** 14880 * Number of times startCopy() has been attempted and had a non-fatal 14881 * error. 14882 */ 14883 private int mRetries = 0; 14884 14885 /** User handle for the user requesting the information or installation. */ 14886 private final UserHandle mUser; 14887 String traceMethod; 14888 int traceCookie; 14889 14890 HandlerParams(UserHandle user) { 14891 mUser = user; 14892 } 14893 14894 UserHandle getUser() { 14895 return mUser; 14896 } 14897 14898 HandlerParams setTraceMethod(String traceMethod) { 14899 this.traceMethod = traceMethod; 14900 return this; 14901 } 14902 14903 HandlerParams setTraceCookie(int traceCookie) { 14904 this.traceCookie = traceCookie; 14905 return this; 14906 } 14907 14908 final boolean startCopy() { 14909 boolean res; 14910 try { 14911 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14912 14913 if (++mRetries > MAX_RETRIES) { 14914 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14915 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14916 handleServiceError(); 14917 return false; 14918 } else { 14919 handleStartCopy(); 14920 res = true; 14921 } 14922 } catch (RemoteException e) { 14923 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14924 mHandler.sendEmptyMessage(MCS_RECONNECT); 14925 res = false; 14926 } 14927 handleReturnCode(); 14928 return res; 14929 } 14930 14931 final void serviceError() { 14932 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14933 handleServiceError(); 14934 handleReturnCode(); 14935 } 14936 14937 abstract void handleStartCopy() throws RemoteException; 14938 abstract void handleServiceError(); 14939 abstract void handleReturnCode(); 14940 } 14941 14942 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14943 for (File path : paths) { 14944 try { 14945 mcs.clearDirectory(path.getAbsolutePath()); 14946 } catch (RemoteException e) { 14947 } 14948 } 14949 } 14950 14951 static class OriginInfo { 14952 /** 14953 * Location where install is coming from, before it has been 14954 * copied/renamed into place. This could be a single monolithic APK 14955 * file, or a cluster directory. This location may be untrusted. 14956 */ 14957 final File file; 14958 14959 /** 14960 * Flag indicating that {@link #file} or {@link #cid} has already been 14961 * staged, meaning downstream users don't need to defensively copy the 14962 * contents. 14963 */ 14964 final boolean staged; 14965 14966 /** 14967 * Flag indicating that {@link #file} or {@link #cid} is an already 14968 * installed app that is being moved. 14969 */ 14970 final boolean existing; 14971 14972 final String resolvedPath; 14973 final File resolvedFile; 14974 14975 static OriginInfo fromNothing() { 14976 return new OriginInfo(null, false, false); 14977 } 14978 14979 static OriginInfo fromUntrustedFile(File file) { 14980 return new OriginInfo(file, false, false); 14981 } 14982 14983 static OriginInfo fromExistingFile(File file) { 14984 return new OriginInfo(file, false, true); 14985 } 14986 14987 static OriginInfo fromStagedFile(File file) { 14988 return new OriginInfo(file, true, false); 14989 } 14990 14991 private OriginInfo(File file, boolean staged, boolean existing) { 14992 this.file = file; 14993 this.staged = staged; 14994 this.existing = existing; 14995 14996 if (file != null) { 14997 resolvedPath = file.getAbsolutePath(); 14998 resolvedFile = file; 14999 } else { 15000 resolvedPath = null; 15001 resolvedFile = null; 15002 } 15003 } 15004 } 15005 15006 static class MoveInfo { 15007 final int moveId; 15008 final String fromUuid; 15009 final String toUuid; 15010 final String packageName; 15011 final String dataAppName; 15012 final int appId; 15013 final String seinfo; 15014 final int targetSdkVersion; 15015 15016 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 15017 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 15018 this.moveId = moveId; 15019 this.fromUuid = fromUuid; 15020 this.toUuid = toUuid; 15021 this.packageName = packageName; 15022 this.dataAppName = dataAppName; 15023 this.appId = appId; 15024 this.seinfo = seinfo; 15025 this.targetSdkVersion = targetSdkVersion; 15026 } 15027 } 15028 15029 static class VerificationInfo { 15030 /** A constant used to indicate that a uid value is not present. */ 15031 public static final int NO_UID = -1; 15032 15033 /** URI referencing where the package was downloaded from. */ 15034 final Uri originatingUri; 15035 15036 /** HTTP referrer URI associated with the originatingURI. */ 15037 final Uri referrer; 15038 15039 /** UID of the application that the install request originated from. */ 15040 final int originatingUid; 15041 15042 /** UID of application requesting the install */ 15043 final int installerUid; 15044 15045 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 15046 this.originatingUri = originatingUri; 15047 this.referrer = referrer; 15048 this.originatingUid = originatingUid; 15049 this.installerUid = installerUid; 15050 } 15051 } 15052 15053 class InstallParams extends HandlerParams { 15054 final OriginInfo origin; 15055 final MoveInfo move; 15056 final IPackageInstallObserver2 observer; 15057 int installFlags; 15058 final String installerPackageName; 15059 final String volumeUuid; 15060 private InstallArgs mArgs; 15061 private int mRet; 15062 final String packageAbiOverride; 15063 final String[] grantedRuntimePermissions; 15064 final VerificationInfo verificationInfo; 15065 final PackageParser.SigningDetails signingDetails; 15066 final int installReason; 15067 15068 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15069 int installFlags, String installerPackageName, String volumeUuid, 15070 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 15071 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 15072 super(user); 15073 this.origin = origin; 15074 this.move = move; 15075 this.observer = observer; 15076 this.installFlags = installFlags; 15077 this.installerPackageName = installerPackageName; 15078 this.volumeUuid = volumeUuid; 15079 this.verificationInfo = verificationInfo; 15080 this.packageAbiOverride = packageAbiOverride; 15081 this.grantedRuntimePermissions = grantedPermissions; 15082 this.signingDetails = signingDetails; 15083 this.installReason = installReason; 15084 } 15085 15086 @Override 15087 public String toString() { 15088 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 15089 + " file=" + origin.file + "}"; 15090 } 15091 15092 private int installLocationPolicy(PackageInfoLite pkgLite) { 15093 String packageName = pkgLite.packageName; 15094 int installLocation = pkgLite.installLocation; 15095 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15096 // reader 15097 synchronized (mPackages) { 15098 // Currently installed package which the new package is attempting to replace or 15099 // null if no such package is installed. 15100 PackageParser.Package installedPkg = mPackages.get(packageName); 15101 // Package which currently owns the data which the new package will own if installed. 15102 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 15103 // will be null whereas dataOwnerPkg will contain information about the package 15104 // which was uninstalled while keeping its data. 15105 PackageParser.Package dataOwnerPkg = installedPkg; 15106 if (dataOwnerPkg == null) { 15107 PackageSetting ps = mSettings.mPackages.get(packageName); 15108 if (ps != null) { 15109 dataOwnerPkg = ps.pkg; 15110 } 15111 } 15112 15113 if (dataOwnerPkg != null) { 15114 // If installed, the package will get access to data left on the device by its 15115 // predecessor. As a security measure, this is permited only if this is not a 15116 // version downgrade or if the predecessor package is marked as debuggable and 15117 // a downgrade is explicitly requested. 15118 // 15119 // On debuggable platform builds, downgrades are permitted even for 15120 // non-debuggable packages to make testing easier. Debuggable platform builds do 15121 // not offer security guarantees and thus it's OK to disable some security 15122 // mechanisms to make debugging/testing easier on those builds. However, even on 15123 // debuggable builds downgrades of packages are permitted only if requested via 15124 // installFlags. This is because we aim to keep the behavior of debuggable 15125 // platform builds as close as possible to the behavior of non-debuggable 15126 // platform builds. 15127 final boolean downgradeRequested = 15128 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 15129 final boolean packageDebuggable = 15130 (dataOwnerPkg.applicationInfo.flags 15131 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 15132 final boolean downgradePermitted = 15133 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 15134 if (!downgradePermitted) { 15135 try { 15136 checkDowngrade(dataOwnerPkg, pkgLite); 15137 } catch (PackageManagerException e) { 15138 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 15139 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 15140 } 15141 } 15142 } 15143 15144 if (installedPkg != null) { 15145 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15146 // Check for updated system application. 15147 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15148 if (onSd) { 15149 Slog.w(TAG, "Cannot install update to system app on sdcard"); 15150 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 15151 } 15152 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15153 } else { 15154 if (onSd) { 15155 // Install flag overrides everything. 15156 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15157 } 15158 // If current upgrade specifies particular preference 15159 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 15160 // Application explicitly specified internal. 15161 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15162 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 15163 // App explictly prefers external. Let policy decide 15164 } else { 15165 // Prefer previous location 15166 if (isExternal(installedPkg)) { 15167 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15168 } 15169 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15170 } 15171 } 15172 } else { 15173 // Invalid install. Return error code 15174 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 15175 } 15176 } 15177 } 15178 // All the special cases have been taken care of. 15179 // Return result based on recommended install location. 15180 if (onSd) { 15181 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15182 } 15183 return pkgLite.recommendedInstallLocation; 15184 } 15185 15186 /* 15187 * Invoke remote method to get package information and install 15188 * location values. Override install location based on default 15189 * policy if needed and then create install arguments based 15190 * on the install location. 15191 */ 15192 public void handleStartCopy() throws RemoteException { 15193 int ret = PackageManager.INSTALL_SUCCEEDED; 15194 15195 // If we're already staged, we've firmly committed to an install location 15196 if (origin.staged) { 15197 if (origin.file != null) { 15198 installFlags |= PackageManager.INSTALL_INTERNAL; 15199 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15200 } else { 15201 throw new IllegalStateException("Invalid stage location"); 15202 } 15203 } 15204 15205 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15206 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15207 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15208 PackageInfoLite pkgLite = null; 15209 15210 if (onInt && onSd) { 15211 // Check if both bits are set. 15212 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15213 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15214 } else if (onSd && ephemeral) { 15215 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15216 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15217 } else { 15218 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15219 packageAbiOverride); 15220 15221 if (DEBUG_INSTANT && ephemeral) { 15222 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15223 } 15224 15225 /* 15226 * If we have too little free space, try to free cache 15227 * before giving up. 15228 */ 15229 if (!origin.staged && pkgLite.recommendedInstallLocation 15230 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15231 // TODO: focus freeing disk space on the target device 15232 final StorageManager storage = StorageManager.from(mContext); 15233 final long lowThreshold = storage.getStorageLowBytes( 15234 Environment.getDataDirectory()); 15235 15236 final long sizeBytes = mContainerService.calculateInstalledSize( 15237 origin.resolvedPath, packageAbiOverride); 15238 15239 try { 15240 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15241 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15242 installFlags, packageAbiOverride); 15243 } catch (InstallerException e) { 15244 Slog.w(TAG, "Failed to free cache", e); 15245 } 15246 15247 /* 15248 * The cache free must have deleted the file we 15249 * downloaded to install. 15250 * 15251 * TODO: fix the "freeCache" call to not delete 15252 * the file we care about. 15253 */ 15254 if (pkgLite.recommendedInstallLocation 15255 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15256 pkgLite.recommendedInstallLocation 15257 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15258 } 15259 } 15260 } 15261 15262 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15263 int loc = pkgLite.recommendedInstallLocation; 15264 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15265 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15266 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15267 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15268 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15269 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15270 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15271 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15272 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15273 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15274 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15275 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15276 } else { 15277 // Override with defaults if needed. 15278 loc = installLocationPolicy(pkgLite); 15279 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15280 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15281 } else if (!onSd && !onInt) { 15282 // Override install location with flags 15283 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15284 // Set the flag to install on external media. 15285 installFlags |= PackageManager.INSTALL_EXTERNAL; 15286 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15287 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15288 if (DEBUG_INSTANT) { 15289 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15290 } 15291 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15292 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15293 |PackageManager.INSTALL_INTERNAL); 15294 } else { 15295 // Make sure the flag for installing on external 15296 // media is unset 15297 installFlags |= PackageManager.INSTALL_INTERNAL; 15298 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15299 } 15300 } 15301 } 15302 } 15303 15304 final InstallArgs args = createInstallArgs(this); 15305 mArgs = args; 15306 15307 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15308 // TODO: http://b/22976637 15309 // Apps installed for "all" users use the device owner to verify the app 15310 UserHandle verifierUser = getUser(); 15311 if (verifierUser == UserHandle.ALL) { 15312 verifierUser = UserHandle.SYSTEM; 15313 } 15314 15315 /* 15316 * Determine if we have any installed package verifiers. If we 15317 * do, then we'll defer to them to verify the packages. 15318 */ 15319 final int requiredUid = mRequiredVerifierPackage == null ? -1 15320 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15321 verifierUser.getIdentifier()); 15322 final int installerUid = 15323 verificationInfo == null ? -1 : verificationInfo.installerUid; 15324 if (!origin.existing && requiredUid != -1 15325 && isVerificationEnabled( 15326 verifierUser.getIdentifier(), installFlags, installerUid)) { 15327 final Intent verification = new Intent( 15328 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15329 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15330 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15331 PACKAGE_MIME_TYPE); 15332 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15333 15334 // Query all live verifiers based on current user state 15335 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15336 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15337 false /*allowDynamicSplits*/); 15338 15339 if (DEBUG_VERIFY) { 15340 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15341 + verification.toString() + " with " + pkgLite.verifiers.length 15342 + " optional verifiers"); 15343 } 15344 15345 final int verificationId = mPendingVerificationToken++; 15346 15347 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15348 15349 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15350 installerPackageName); 15351 15352 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15353 installFlags); 15354 15355 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15356 pkgLite.packageName); 15357 15358 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15359 pkgLite.versionCode); 15360 15361 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15362 pkgLite.getLongVersionCode()); 15363 15364 if (verificationInfo != null) { 15365 if (verificationInfo.originatingUri != null) { 15366 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15367 verificationInfo.originatingUri); 15368 } 15369 if (verificationInfo.referrer != null) { 15370 verification.putExtra(Intent.EXTRA_REFERRER, 15371 verificationInfo.referrer); 15372 } 15373 if (verificationInfo.originatingUid >= 0) { 15374 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15375 verificationInfo.originatingUid); 15376 } 15377 if (verificationInfo.installerUid >= 0) { 15378 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15379 verificationInfo.installerUid); 15380 } 15381 } 15382 15383 final PackageVerificationState verificationState = new PackageVerificationState( 15384 requiredUid, args); 15385 15386 mPendingVerification.append(verificationId, verificationState); 15387 15388 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15389 receivers, verificationState); 15390 15391 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15392 final long idleDuration = getVerificationTimeout(); 15393 15394 /* 15395 * If any sufficient verifiers were listed in the package 15396 * manifest, attempt to ask them. 15397 */ 15398 if (sufficientVerifiers != null) { 15399 final int N = sufficientVerifiers.size(); 15400 if (N == 0) { 15401 Slog.i(TAG, "Additional verifiers required, but none installed."); 15402 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15403 } else { 15404 for (int i = 0; i < N; i++) { 15405 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15406 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15407 verifierComponent.getPackageName(), idleDuration, 15408 verifierUser.getIdentifier(), false, "package verifier"); 15409 15410 final Intent sufficientIntent = new Intent(verification); 15411 sufficientIntent.setComponent(verifierComponent); 15412 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15413 } 15414 } 15415 } 15416 15417 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15418 mRequiredVerifierPackage, receivers); 15419 if (ret == PackageManager.INSTALL_SUCCEEDED 15420 && mRequiredVerifierPackage != null) { 15421 Trace.asyncTraceBegin( 15422 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15423 /* 15424 * Send the intent to the required verification agent, 15425 * but only start the verification timeout after the 15426 * target BroadcastReceivers have run. 15427 */ 15428 verification.setComponent(requiredVerifierComponent); 15429 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15430 mRequiredVerifierPackage, idleDuration, 15431 verifierUser.getIdentifier(), false, "package verifier"); 15432 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15433 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15434 new BroadcastReceiver() { 15435 @Override 15436 public void onReceive(Context context, Intent intent) { 15437 final Message msg = mHandler 15438 .obtainMessage(CHECK_PENDING_VERIFICATION); 15439 msg.arg1 = verificationId; 15440 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15441 } 15442 }, null, 0, null, null); 15443 15444 /* 15445 * We don't want the copy to proceed until verification 15446 * succeeds, so null out this field. 15447 */ 15448 mArgs = null; 15449 } 15450 } else { 15451 /* 15452 * No package verification is enabled, so immediately start 15453 * the remote call to initiate copy using temporary file. 15454 */ 15455 ret = args.copyApk(mContainerService, true); 15456 } 15457 } 15458 15459 mRet = ret; 15460 } 15461 15462 @Override 15463 void handleReturnCode() { 15464 // If mArgs is null, then MCS couldn't be reached. When it 15465 // reconnects, it will try again to install. At that point, this 15466 // will succeed. 15467 if (mArgs != null) { 15468 processPendingInstall(mArgs, mRet); 15469 } 15470 } 15471 15472 @Override 15473 void handleServiceError() { 15474 mArgs = createInstallArgs(this); 15475 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15476 } 15477 } 15478 15479 private InstallArgs createInstallArgs(InstallParams params) { 15480 if (params.move != null) { 15481 return new MoveInstallArgs(params); 15482 } else { 15483 return new FileInstallArgs(params); 15484 } 15485 } 15486 15487 /** 15488 * Create args that describe an existing installed package. Typically used 15489 * when cleaning up old installs, or used as a move source. 15490 */ 15491 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15492 String resourcePath, String[] instructionSets) { 15493 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15494 } 15495 15496 static abstract class InstallArgs { 15497 /** @see InstallParams#origin */ 15498 final OriginInfo origin; 15499 /** @see InstallParams#move */ 15500 final MoveInfo move; 15501 15502 final IPackageInstallObserver2 observer; 15503 // Always refers to PackageManager flags only 15504 final int installFlags; 15505 final String installerPackageName; 15506 final String volumeUuid; 15507 final UserHandle user; 15508 final String abiOverride; 15509 final String[] installGrantPermissions; 15510 /** If non-null, drop an async trace when the install completes */ 15511 final String traceMethod; 15512 final int traceCookie; 15513 final PackageParser.SigningDetails signingDetails; 15514 final int installReason; 15515 15516 // The list of instruction sets supported by this app. This is currently 15517 // only used during the rmdex() phase to clean up resources. We can get rid of this 15518 // if we move dex files under the common app path. 15519 /* nullable */ String[] instructionSets; 15520 15521 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15522 int installFlags, String installerPackageName, String volumeUuid, 15523 UserHandle user, String[] instructionSets, 15524 String abiOverride, String[] installGrantPermissions, 15525 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15526 int installReason) { 15527 this.origin = origin; 15528 this.move = move; 15529 this.installFlags = installFlags; 15530 this.observer = observer; 15531 this.installerPackageName = installerPackageName; 15532 this.volumeUuid = volumeUuid; 15533 this.user = user; 15534 this.instructionSets = instructionSets; 15535 this.abiOverride = abiOverride; 15536 this.installGrantPermissions = installGrantPermissions; 15537 this.traceMethod = traceMethod; 15538 this.traceCookie = traceCookie; 15539 this.signingDetails = signingDetails; 15540 this.installReason = installReason; 15541 } 15542 15543 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15544 abstract int doPreInstall(int status); 15545 15546 /** 15547 * Rename package into final resting place. All paths on the given 15548 * scanned package should be updated to reflect the rename. 15549 */ 15550 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15551 abstract int doPostInstall(int status, int uid); 15552 15553 /** @see PackageSettingBase#codePathString */ 15554 abstract String getCodePath(); 15555 /** @see PackageSettingBase#resourcePathString */ 15556 abstract String getResourcePath(); 15557 15558 // Need installer lock especially for dex file removal. 15559 abstract void cleanUpResourcesLI(); 15560 abstract boolean doPostDeleteLI(boolean delete); 15561 15562 /** 15563 * Called before the source arguments are copied. This is used mostly 15564 * for MoveParams when it needs to read the source file to put it in the 15565 * destination. 15566 */ 15567 int doPreCopy() { 15568 return PackageManager.INSTALL_SUCCEEDED; 15569 } 15570 15571 /** 15572 * Called after the source arguments are copied. This is used mostly for 15573 * MoveParams when it needs to read the source file to put it in the 15574 * destination. 15575 */ 15576 int doPostCopy(int uid) { 15577 return PackageManager.INSTALL_SUCCEEDED; 15578 } 15579 15580 protected boolean isFwdLocked() { 15581 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15582 } 15583 15584 protected boolean isExternalAsec() { 15585 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15586 } 15587 15588 protected boolean isEphemeral() { 15589 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15590 } 15591 15592 UserHandle getUser() { 15593 return user; 15594 } 15595 } 15596 15597 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15598 if (!allCodePaths.isEmpty()) { 15599 if (instructionSets == null) { 15600 throw new IllegalStateException("instructionSet == null"); 15601 } 15602 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15603 for (String codePath : allCodePaths) { 15604 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15605 try { 15606 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15607 } catch (InstallerException ignored) { 15608 } 15609 } 15610 } 15611 } 15612 } 15613 15614 /** 15615 * Logic to handle installation of non-ASEC applications, including copying 15616 * and renaming logic. 15617 */ 15618 class FileInstallArgs extends InstallArgs { 15619 private File codeFile; 15620 private File resourceFile; 15621 15622 // Example topology: 15623 // /data/app/com.example/base.apk 15624 // /data/app/com.example/split_foo.apk 15625 // /data/app/com.example/lib/arm/libfoo.so 15626 // /data/app/com.example/lib/arm64/libfoo.so 15627 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15628 15629 /** New install */ 15630 FileInstallArgs(InstallParams params) { 15631 super(params.origin, params.move, params.observer, params.installFlags, 15632 params.installerPackageName, params.volumeUuid, 15633 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15634 params.grantedRuntimePermissions, 15635 params.traceMethod, params.traceCookie, params.signingDetails, 15636 params.installReason); 15637 if (isFwdLocked()) { 15638 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15639 } 15640 } 15641 15642 /** Existing install */ 15643 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15644 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15645 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15646 PackageManager.INSTALL_REASON_UNKNOWN); 15647 this.codeFile = (codePath != null) ? new File(codePath) : null; 15648 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15649 } 15650 15651 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15652 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15653 try { 15654 return doCopyApk(imcs, temp); 15655 } finally { 15656 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15657 } 15658 } 15659 15660 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15661 if (origin.staged) { 15662 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15663 codeFile = origin.file; 15664 resourceFile = origin.file; 15665 return PackageManager.INSTALL_SUCCEEDED; 15666 } 15667 15668 try { 15669 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15670 final File tempDir = 15671 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15672 codeFile = tempDir; 15673 resourceFile = tempDir; 15674 } catch (IOException e) { 15675 Slog.w(TAG, "Failed to create copy file: " + e); 15676 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15677 } 15678 15679 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15680 @Override 15681 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15682 if (!FileUtils.isValidExtFilename(name)) { 15683 throw new IllegalArgumentException("Invalid filename: " + name); 15684 } 15685 try { 15686 final File file = new File(codeFile, name); 15687 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15688 O_RDWR | O_CREAT, 0644); 15689 Os.chmod(file.getAbsolutePath(), 0644); 15690 return new ParcelFileDescriptor(fd); 15691 } catch (ErrnoException e) { 15692 throw new RemoteException("Failed to open: " + e.getMessage()); 15693 } 15694 } 15695 }; 15696 15697 int ret = PackageManager.INSTALL_SUCCEEDED; 15698 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15699 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15700 Slog.e(TAG, "Failed to copy package"); 15701 return ret; 15702 } 15703 15704 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15705 NativeLibraryHelper.Handle handle = null; 15706 try { 15707 handle = NativeLibraryHelper.Handle.create(codeFile); 15708 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15709 abiOverride); 15710 } catch (IOException e) { 15711 Slog.e(TAG, "Copying native libraries failed", e); 15712 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15713 } finally { 15714 IoUtils.closeQuietly(handle); 15715 } 15716 15717 return ret; 15718 } 15719 15720 int doPreInstall(int status) { 15721 if (status != PackageManager.INSTALL_SUCCEEDED) { 15722 cleanUp(); 15723 } 15724 return status; 15725 } 15726 15727 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15728 if (status != PackageManager.INSTALL_SUCCEEDED) { 15729 cleanUp(); 15730 return false; 15731 } 15732 15733 final File targetDir = codeFile.getParentFile(); 15734 final File beforeCodeFile = codeFile; 15735 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15736 15737 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15738 try { 15739 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15740 } catch (ErrnoException e) { 15741 Slog.w(TAG, "Failed to rename", e); 15742 return false; 15743 } 15744 15745 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15746 Slog.w(TAG, "Failed to restorecon"); 15747 return false; 15748 } 15749 15750 // Reflect the rename internally 15751 codeFile = afterCodeFile; 15752 resourceFile = afterCodeFile; 15753 15754 // Reflect the rename in scanned details 15755 try { 15756 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15757 } catch (IOException e) { 15758 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15759 return false; 15760 } 15761 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15762 afterCodeFile, pkg.baseCodePath)); 15763 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15764 afterCodeFile, pkg.splitCodePaths)); 15765 15766 // Reflect the rename in app info 15767 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15768 pkg.setApplicationInfoCodePath(pkg.codePath); 15769 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15770 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15771 pkg.setApplicationInfoResourcePath(pkg.codePath); 15772 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15773 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15774 15775 return true; 15776 } 15777 15778 int doPostInstall(int status, int uid) { 15779 if (status != PackageManager.INSTALL_SUCCEEDED) { 15780 cleanUp(); 15781 } 15782 return status; 15783 } 15784 15785 @Override 15786 String getCodePath() { 15787 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15788 } 15789 15790 @Override 15791 String getResourcePath() { 15792 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15793 } 15794 15795 private boolean cleanUp() { 15796 if (codeFile == null || !codeFile.exists()) { 15797 return false; 15798 } 15799 15800 removeCodePathLI(codeFile); 15801 15802 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15803 resourceFile.delete(); 15804 } 15805 15806 return true; 15807 } 15808 15809 void cleanUpResourcesLI() { 15810 // Try enumerating all code paths before deleting 15811 List<String> allCodePaths = Collections.EMPTY_LIST; 15812 if (codeFile != null && codeFile.exists()) { 15813 try { 15814 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15815 allCodePaths = pkg.getAllCodePaths(); 15816 } catch (PackageParserException e) { 15817 // Ignored; we tried our best 15818 } 15819 } 15820 15821 cleanUp(); 15822 removeDexFiles(allCodePaths, instructionSets); 15823 } 15824 15825 boolean doPostDeleteLI(boolean delete) { 15826 // XXX err, shouldn't we respect the delete flag? 15827 cleanUpResourcesLI(); 15828 return true; 15829 } 15830 } 15831 15832 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15833 PackageManagerException { 15834 if (copyRet < 0) { 15835 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15836 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15837 throw new PackageManagerException(copyRet, message); 15838 } 15839 } 15840 } 15841 15842 /** 15843 * Extract the StorageManagerService "container ID" from the full code path of an 15844 * .apk. 15845 */ 15846 static String cidFromCodePath(String fullCodePath) { 15847 int eidx = fullCodePath.lastIndexOf("/"); 15848 String subStr1 = fullCodePath.substring(0, eidx); 15849 int sidx = subStr1.lastIndexOf("/"); 15850 return subStr1.substring(sidx+1, eidx); 15851 } 15852 15853 /** 15854 * Logic to handle movement of existing installed applications. 15855 */ 15856 class MoveInstallArgs extends InstallArgs { 15857 private File codeFile; 15858 private File resourceFile; 15859 15860 /** New install */ 15861 MoveInstallArgs(InstallParams params) { 15862 super(params.origin, params.move, params.observer, params.installFlags, 15863 params.installerPackageName, params.volumeUuid, 15864 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15865 params.grantedRuntimePermissions, 15866 params.traceMethod, params.traceCookie, params.signingDetails, 15867 params.installReason); 15868 } 15869 15870 int copyApk(IMediaContainerService imcs, boolean temp) { 15871 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15872 + move.fromUuid + " to " + move.toUuid); 15873 synchronized (mInstaller) { 15874 try { 15875 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15876 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15877 } catch (InstallerException e) { 15878 Slog.w(TAG, "Failed to move app", e); 15879 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15880 } 15881 } 15882 15883 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15884 resourceFile = codeFile; 15885 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15886 15887 return PackageManager.INSTALL_SUCCEEDED; 15888 } 15889 15890 int doPreInstall(int status) { 15891 if (status != PackageManager.INSTALL_SUCCEEDED) { 15892 cleanUp(move.toUuid); 15893 } 15894 return status; 15895 } 15896 15897 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15898 if (status != PackageManager.INSTALL_SUCCEEDED) { 15899 cleanUp(move.toUuid); 15900 return false; 15901 } 15902 15903 // Reflect the move in app info 15904 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15905 pkg.setApplicationInfoCodePath(pkg.codePath); 15906 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15907 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15908 pkg.setApplicationInfoResourcePath(pkg.codePath); 15909 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15910 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15911 15912 return true; 15913 } 15914 15915 int doPostInstall(int status, int uid) { 15916 if (status == PackageManager.INSTALL_SUCCEEDED) { 15917 cleanUp(move.fromUuid); 15918 } else { 15919 cleanUp(move.toUuid); 15920 } 15921 return status; 15922 } 15923 15924 @Override 15925 String getCodePath() { 15926 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15927 } 15928 15929 @Override 15930 String getResourcePath() { 15931 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15932 } 15933 15934 private boolean cleanUp(String volumeUuid) { 15935 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15936 move.dataAppName); 15937 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15938 final int[] userIds = sUserManager.getUserIds(); 15939 synchronized (mInstallLock) { 15940 // Clean up both app data and code 15941 // All package moves are frozen until finished 15942 for (int userId : userIds) { 15943 try { 15944 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15945 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15946 } catch (InstallerException e) { 15947 Slog.w(TAG, String.valueOf(e)); 15948 } 15949 } 15950 removeCodePathLI(codeFile); 15951 } 15952 return true; 15953 } 15954 15955 void cleanUpResourcesLI() { 15956 throw new UnsupportedOperationException(); 15957 } 15958 15959 boolean doPostDeleteLI(boolean delete) { 15960 throw new UnsupportedOperationException(); 15961 } 15962 } 15963 15964 static String getAsecPackageName(String packageCid) { 15965 int idx = packageCid.lastIndexOf("-"); 15966 if (idx == -1) { 15967 return packageCid; 15968 } 15969 return packageCid.substring(0, idx); 15970 } 15971 15972 // Utility method used to create code paths based on package name and available index. 15973 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15974 String idxStr = ""; 15975 int idx = 1; 15976 // Fall back to default value of idx=1 if prefix is not 15977 // part of oldCodePath 15978 if (oldCodePath != null) { 15979 String subStr = oldCodePath; 15980 // Drop the suffix right away 15981 if (suffix != null && subStr.endsWith(suffix)) { 15982 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15983 } 15984 // If oldCodePath already contains prefix find out the 15985 // ending index to either increment or decrement. 15986 int sidx = subStr.lastIndexOf(prefix); 15987 if (sidx != -1) { 15988 subStr = subStr.substring(sidx + prefix.length()); 15989 if (subStr != null) { 15990 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15991 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15992 } 15993 try { 15994 idx = Integer.parseInt(subStr); 15995 if (idx <= 1) { 15996 idx++; 15997 } else { 15998 idx--; 15999 } 16000 } catch(NumberFormatException e) { 16001 } 16002 } 16003 } 16004 } 16005 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 16006 return prefix + idxStr; 16007 } 16008 16009 private File getNextCodePath(File targetDir, String packageName) { 16010 File result; 16011 SecureRandom random = new SecureRandom(); 16012 byte[] bytes = new byte[16]; 16013 do { 16014 random.nextBytes(bytes); 16015 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 16016 result = new File(targetDir, packageName + "-" + suffix); 16017 } while (result.exists()); 16018 return result; 16019 } 16020 16021 // Utility method that returns the relative package path with respect 16022 // to the installation directory. Like say for /data/data/com.test-1.apk 16023 // string com.test-1 is returned. 16024 static String deriveCodePathName(String codePath) { 16025 if (codePath == null) { 16026 return null; 16027 } 16028 final File codeFile = new File(codePath); 16029 final String name = codeFile.getName(); 16030 if (codeFile.isDirectory()) { 16031 return name; 16032 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 16033 final int lastDot = name.lastIndexOf('.'); 16034 return name.substring(0, lastDot); 16035 } else { 16036 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 16037 return null; 16038 } 16039 } 16040 16041 static class PackageInstalledInfo { 16042 String name; 16043 int uid; 16044 // The set of users that originally had this package installed. 16045 int[] origUsers; 16046 // The set of users that now have this package installed. 16047 int[] newUsers; 16048 PackageParser.Package pkg; 16049 int returnCode; 16050 String returnMsg; 16051 String installerPackageName; 16052 PackageRemovedInfo removedInfo; 16053 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 16054 16055 public void setError(int code, String msg) { 16056 setReturnCode(code); 16057 setReturnMessage(msg); 16058 Slog.w(TAG, msg); 16059 } 16060 16061 public void setError(String msg, PackageParserException e) { 16062 setReturnCode(e.error); 16063 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16064 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16065 for (int i = 0; i < childCount; i++) { 16066 addedChildPackages.valueAt(i).setError(msg, e); 16067 } 16068 Slog.w(TAG, msg, e); 16069 } 16070 16071 public void setError(String msg, PackageManagerException e) { 16072 returnCode = e.error; 16073 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16074 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16075 for (int i = 0; i < childCount; i++) { 16076 addedChildPackages.valueAt(i).setError(msg, e); 16077 } 16078 Slog.w(TAG, msg, e); 16079 } 16080 16081 public void setReturnCode(int returnCode) { 16082 this.returnCode = returnCode; 16083 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16084 for (int i = 0; i < childCount; i++) { 16085 addedChildPackages.valueAt(i).returnCode = returnCode; 16086 } 16087 } 16088 16089 private void setReturnMessage(String returnMsg) { 16090 this.returnMsg = returnMsg; 16091 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16092 for (int i = 0; i < childCount; i++) { 16093 addedChildPackages.valueAt(i).returnMsg = returnMsg; 16094 } 16095 } 16096 16097 // In some error cases we want to convey more info back to the observer 16098 String origPackage; 16099 String origPermission; 16100 } 16101 16102 /* 16103 * Install a non-existing package. 16104 */ 16105 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 16106 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 16107 String volumeUuid, PackageInstalledInfo res, int installReason) { 16108 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 16109 16110 // Remember this for later, in case we need to rollback this install 16111 String pkgName = pkg.packageName; 16112 16113 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 16114 16115 synchronized(mPackages) { 16116 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 16117 if (renamedPackage != null) { 16118 // A package with the same name is already installed, though 16119 // it has been renamed to an older name. The package we 16120 // are trying to install should be installed as an update to 16121 // the existing one, but that has not been requested, so bail. 16122 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16123 + " without first uninstalling package running as " 16124 + renamedPackage); 16125 return; 16126 } 16127 if (mPackages.containsKey(pkgName)) { 16128 // Don't allow installation over an existing package with the same name. 16129 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16130 + " without first uninstalling."); 16131 return; 16132 } 16133 } 16134 16135 try { 16136 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 16137 System.currentTimeMillis(), user); 16138 16139 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 16140 16141 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16142 prepareAppDataAfterInstallLIF(newPackage); 16143 16144 } else { 16145 // Remove package from internal structures, but keep around any 16146 // data that might have already existed 16147 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 16148 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16149 } 16150 } catch (PackageManagerException e) { 16151 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16152 } 16153 16154 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16155 } 16156 16157 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16158 try (DigestInputStream digestStream = 16159 new DigestInputStream(new FileInputStream(file), digest)) { 16160 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16161 } 16162 } 16163 16164 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 16165 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 16166 PackageInstalledInfo res, int installReason) { 16167 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16168 16169 final PackageParser.Package oldPackage; 16170 final PackageSetting ps; 16171 final String pkgName = pkg.packageName; 16172 final int[] allUsers; 16173 final int[] installedUsers; 16174 16175 synchronized(mPackages) { 16176 oldPackage = mPackages.get(pkgName); 16177 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16178 16179 // don't allow upgrade to target a release SDK from a pre-release SDK 16180 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16181 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16182 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16183 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16184 if (oldTargetsPreRelease 16185 && !newTargetsPreRelease 16186 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16187 Slog.w(TAG, "Can't install package targeting released sdk"); 16188 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16189 return; 16190 } 16191 16192 ps = mSettings.mPackages.get(pkgName); 16193 16194 // verify signatures are valid 16195 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16196 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16197 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16198 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16199 "New package not signed by keys specified by upgrade-keysets: " 16200 + pkgName); 16201 return; 16202 } 16203 } else { 16204 16205 // default to original signature matching 16206 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16207 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16208 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16209 "New package has a different signature: " + pkgName); 16210 return; 16211 } 16212 } 16213 16214 // don't allow a system upgrade unless the upgrade hash matches 16215 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16216 byte[] digestBytes = null; 16217 try { 16218 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16219 updateDigest(digest, new File(pkg.baseCodePath)); 16220 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16221 for (String path : pkg.splitCodePaths) { 16222 updateDigest(digest, new File(path)); 16223 } 16224 } 16225 digestBytes = digest.digest(); 16226 } catch (NoSuchAlgorithmException | IOException e) { 16227 res.setError(INSTALL_FAILED_INVALID_APK, 16228 "Could not compute hash: " + pkgName); 16229 return; 16230 } 16231 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16232 res.setError(INSTALL_FAILED_INVALID_APK, 16233 "New package fails restrict-update check: " + pkgName); 16234 return; 16235 } 16236 // retain upgrade restriction 16237 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16238 } 16239 16240 // Check for shared user id changes 16241 String invalidPackageName = 16242 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16243 if (invalidPackageName != null) { 16244 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16245 "Package " + invalidPackageName + " tried to change user " 16246 + oldPackage.mSharedUserId); 16247 return; 16248 } 16249 16250 // check if the new package supports all of the abis which the old package supports 16251 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16252 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16253 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16254 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16255 "Update to package " + pkgName + " doesn't support multi arch"); 16256 return; 16257 } 16258 16259 // In case of rollback, remember per-user/profile install state 16260 allUsers = sUserManager.getUserIds(); 16261 installedUsers = ps.queryInstalledUsers(allUsers, true); 16262 16263 // don't allow an upgrade from full to ephemeral 16264 if (isInstantApp) { 16265 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16266 for (int currentUser : allUsers) { 16267 if (!ps.getInstantApp(currentUser)) { 16268 // can't downgrade from full to instant 16269 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16270 + " for user: " + currentUser); 16271 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16272 return; 16273 } 16274 } 16275 } else if (!ps.getInstantApp(user.getIdentifier())) { 16276 // can't downgrade from full to instant 16277 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16278 + " for user: " + user.getIdentifier()); 16279 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16280 return; 16281 } 16282 } 16283 } 16284 16285 // Update what is removed 16286 res.removedInfo = new PackageRemovedInfo(this); 16287 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16288 res.removedInfo.removedPackage = oldPackage.packageName; 16289 res.removedInfo.installerPackageName = ps.installerPackageName; 16290 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16291 res.removedInfo.isUpdate = true; 16292 res.removedInfo.origUsers = installedUsers; 16293 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16294 for (int i = 0; i < installedUsers.length; i++) { 16295 final int userId = installedUsers[i]; 16296 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16297 } 16298 16299 final int childCount = (oldPackage.childPackages != null) 16300 ? oldPackage.childPackages.size() : 0; 16301 for (int i = 0; i < childCount; i++) { 16302 boolean childPackageUpdated = false; 16303 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16304 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16305 if (res.addedChildPackages != null) { 16306 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16307 if (childRes != null) { 16308 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16309 childRes.removedInfo.removedPackage = childPkg.packageName; 16310 if (childPs != null) { 16311 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16312 } 16313 childRes.removedInfo.isUpdate = true; 16314 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16315 childPackageUpdated = true; 16316 } 16317 } 16318 if (!childPackageUpdated) { 16319 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16320 childRemovedRes.removedPackage = childPkg.packageName; 16321 if (childPs != null) { 16322 childRemovedRes.installerPackageName = childPs.installerPackageName; 16323 } 16324 childRemovedRes.isUpdate = false; 16325 childRemovedRes.dataRemoved = true; 16326 synchronized (mPackages) { 16327 if (childPs != null) { 16328 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16329 } 16330 } 16331 if (res.removedInfo.removedChildPackages == null) { 16332 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16333 } 16334 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16335 } 16336 } 16337 16338 boolean sysPkg = (isSystemApp(oldPackage)); 16339 if (sysPkg) { 16340 // Set the system/privileged/oem/vendor/product flags as needed 16341 final boolean privileged = 16342 (oldPackage.applicationInfo.privateFlags 16343 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16344 final boolean oem = 16345 (oldPackage.applicationInfo.privateFlags 16346 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16347 final boolean vendor = 16348 (oldPackage.applicationInfo.privateFlags 16349 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16350 final boolean product = 16351 (oldPackage.applicationInfo.privateFlags 16352 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16353 final @ParseFlags int systemParseFlags = parseFlags; 16354 final @ScanFlags int systemScanFlags = scanFlags 16355 | SCAN_AS_SYSTEM 16356 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16357 | (oem ? SCAN_AS_OEM : 0) 16358 | (vendor ? SCAN_AS_VENDOR : 0) 16359 | (product ? SCAN_AS_PRODUCT : 0); 16360 16361 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16362 user, allUsers, installerPackageName, res, installReason); 16363 } else { 16364 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16365 user, allUsers, installerPackageName, res, installReason); 16366 } 16367 } 16368 16369 @Override 16370 public List<String> getPreviousCodePaths(String packageName) { 16371 final int callingUid = Binder.getCallingUid(); 16372 final List<String> result = new ArrayList<>(); 16373 if (getInstantAppPackageName(callingUid) != null) { 16374 return result; 16375 } 16376 final PackageSetting ps = mSettings.mPackages.get(packageName); 16377 if (ps != null 16378 && ps.oldCodePaths != null 16379 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16380 result.addAll(ps.oldCodePaths); 16381 } 16382 return result; 16383 } 16384 16385 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16386 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16387 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16388 String installerPackageName, PackageInstalledInfo res, int installReason) { 16389 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16390 + deletedPackage); 16391 16392 String pkgName = deletedPackage.packageName; 16393 boolean deletedPkg = true; 16394 boolean addedPkg = false; 16395 boolean updatedSettings = false; 16396 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16397 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16398 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16399 16400 final long origUpdateTime = (pkg.mExtras != null) 16401 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16402 16403 // First delete the existing package while retaining the data directory 16404 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16405 res.removedInfo, true, pkg)) { 16406 // If the existing package wasn't successfully deleted 16407 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16408 deletedPkg = false; 16409 } else { 16410 // Successfully deleted the old package; proceed with replace. 16411 16412 // If deleted package lived in a container, give users a chance to 16413 // relinquish resources before killing. 16414 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16415 if (DEBUG_INSTALL) { 16416 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16417 } 16418 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16419 final ArrayList<String> pkgList = new ArrayList<String>(1); 16420 pkgList.add(deletedPackage.applicationInfo.packageName); 16421 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16422 } 16423 16424 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16425 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16426 16427 try { 16428 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16429 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16430 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16431 installReason); 16432 16433 // Update the in-memory copy of the previous code paths. 16434 PackageSetting ps = mSettings.mPackages.get(pkgName); 16435 if (!killApp) { 16436 if (ps.oldCodePaths == null) { 16437 ps.oldCodePaths = new ArraySet<>(); 16438 } 16439 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16440 if (deletedPackage.splitCodePaths != null) { 16441 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16442 } 16443 } else { 16444 ps.oldCodePaths = null; 16445 } 16446 if (ps.childPackageNames != null) { 16447 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16448 final String childPkgName = ps.childPackageNames.get(i); 16449 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16450 childPs.oldCodePaths = ps.oldCodePaths; 16451 } 16452 } 16453 // set instant app status, but, only if it's explicitly specified 16454 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16455 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16456 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16457 prepareAppDataAfterInstallLIF(newPackage); 16458 addedPkg = true; 16459 mDexManager.notifyPackageUpdated(newPackage.packageName, 16460 newPackage.baseCodePath, newPackage.splitCodePaths); 16461 } catch (PackageManagerException e) { 16462 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16463 } 16464 } 16465 16466 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16467 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16468 16469 // Revert all internal state mutations and added folders for the failed install 16470 if (addedPkg) { 16471 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16472 res.removedInfo, true, null); 16473 } 16474 16475 // Restore the old package 16476 if (deletedPkg) { 16477 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16478 File restoreFile = new File(deletedPackage.codePath); 16479 // Parse old package 16480 boolean oldExternal = isExternal(deletedPackage); 16481 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16482 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16483 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16484 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16485 try { 16486 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16487 null); 16488 } catch (PackageManagerException e) { 16489 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16490 + e.getMessage()); 16491 return; 16492 } 16493 16494 synchronized (mPackages) { 16495 // Ensure the installer package name up to date 16496 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16497 16498 // Update permissions for restored package 16499 mPermissionManager.updatePermissions( 16500 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16501 mPermissionCallback); 16502 16503 mSettings.writeLPr(); 16504 } 16505 16506 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16507 } 16508 } else { 16509 synchronized (mPackages) { 16510 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16511 if (ps != null) { 16512 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16513 if (res.removedInfo.removedChildPackages != null) { 16514 final int childCount = res.removedInfo.removedChildPackages.size(); 16515 // Iterate in reverse as we may modify the collection 16516 for (int i = childCount - 1; i >= 0; i--) { 16517 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16518 if (res.addedChildPackages.containsKey(childPackageName)) { 16519 res.removedInfo.removedChildPackages.removeAt(i); 16520 } else { 16521 PackageRemovedInfo childInfo = res.removedInfo 16522 .removedChildPackages.valueAt(i); 16523 childInfo.removedForAllUsers = mPackages.get( 16524 childInfo.removedPackage) == null; 16525 } 16526 } 16527 } 16528 } 16529 } 16530 } 16531 } 16532 16533 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16534 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16535 final @ScanFlags int scanFlags, UserHandle user, 16536 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16537 int installReason) { 16538 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16539 + ", old=" + deletedPackage); 16540 16541 final boolean disabledSystem; 16542 16543 // Remove existing system package 16544 removePackageLI(deletedPackage, true); 16545 16546 synchronized (mPackages) { 16547 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16548 } 16549 if (!disabledSystem) { 16550 // We didn't need to disable the .apk as a current system package, 16551 // which means we are replacing another update that is already 16552 // installed. We need to make sure to delete the older one's .apk. 16553 res.removedInfo.args = createInstallArgsForExisting(0, 16554 deletedPackage.applicationInfo.getCodePath(), 16555 deletedPackage.applicationInfo.getResourcePath(), 16556 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16557 } else { 16558 res.removedInfo.args = null; 16559 } 16560 16561 // Successfully disabled the old package. Now proceed with re-installation 16562 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16563 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16564 16565 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16566 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16567 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16568 16569 PackageParser.Package newPackage = null; 16570 try { 16571 // Add the package to the internal data structures 16572 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16573 16574 // Set the update and install times 16575 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16576 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16577 System.currentTimeMillis()); 16578 16579 // Update the package dynamic state if succeeded 16580 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16581 // Now that the install succeeded make sure we remove data 16582 // directories for any child package the update removed. 16583 final int deletedChildCount = (deletedPackage.childPackages != null) 16584 ? deletedPackage.childPackages.size() : 0; 16585 final int newChildCount = (newPackage.childPackages != null) 16586 ? newPackage.childPackages.size() : 0; 16587 for (int i = 0; i < deletedChildCount; i++) { 16588 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16589 boolean childPackageDeleted = true; 16590 for (int j = 0; j < newChildCount; j++) { 16591 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16592 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16593 childPackageDeleted = false; 16594 break; 16595 } 16596 } 16597 if (childPackageDeleted) { 16598 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16599 deletedChildPkg.packageName); 16600 if (ps != null && res.removedInfo.removedChildPackages != null) { 16601 PackageRemovedInfo removedChildRes = res.removedInfo 16602 .removedChildPackages.get(deletedChildPkg.packageName); 16603 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16604 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16605 } 16606 } 16607 } 16608 16609 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16610 installReason); 16611 prepareAppDataAfterInstallLIF(newPackage); 16612 16613 mDexManager.notifyPackageUpdated(newPackage.packageName, 16614 newPackage.baseCodePath, newPackage.splitCodePaths); 16615 } 16616 } catch (PackageManagerException e) { 16617 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16618 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16619 } 16620 16621 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16622 // Re installation failed. Restore old information 16623 // Remove new pkg information 16624 if (newPackage != null) { 16625 removeInstalledPackageLI(newPackage, true); 16626 } 16627 // Add back the old system package 16628 try { 16629 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16630 } catch (PackageManagerException e) { 16631 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16632 } 16633 16634 synchronized (mPackages) { 16635 if (disabledSystem) { 16636 enableSystemPackageLPw(deletedPackage); 16637 } 16638 16639 // Ensure the installer package name up to date 16640 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16641 16642 // Update permissions for restored package 16643 mPermissionManager.updatePermissions( 16644 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16645 mPermissionCallback); 16646 16647 mSettings.writeLPr(); 16648 } 16649 16650 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16651 + " after failed upgrade"); 16652 } 16653 } 16654 16655 /** 16656 * Checks whether the parent or any of the child packages have a change shared 16657 * user. For a package to be a valid update the shred users of the parent and 16658 * the children should match. We may later support changing child shared users. 16659 * @param oldPkg The updated package. 16660 * @param newPkg The update package. 16661 * @return The shared user that change between the versions. 16662 */ 16663 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16664 PackageParser.Package newPkg) { 16665 // Check parent shared user 16666 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16667 return newPkg.packageName; 16668 } 16669 // Check child shared users 16670 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16671 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16672 for (int i = 0; i < newChildCount; i++) { 16673 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16674 // If this child was present, did it have the same shared user? 16675 for (int j = 0; j < oldChildCount; j++) { 16676 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16677 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16678 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16679 return newChildPkg.packageName; 16680 } 16681 } 16682 } 16683 return null; 16684 } 16685 16686 private void removeNativeBinariesLI(PackageSetting ps) { 16687 // Remove the lib path for the parent package 16688 if (ps != null) { 16689 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16690 // Remove the lib path for the child packages 16691 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16692 for (int i = 0; i < childCount; i++) { 16693 PackageSetting childPs = null; 16694 synchronized (mPackages) { 16695 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16696 } 16697 if (childPs != null) { 16698 NativeLibraryHelper.removeNativeBinariesLI(childPs 16699 .legacyNativeLibraryPathString); 16700 } 16701 } 16702 } 16703 } 16704 16705 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16706 // Enable the parent package 16707 mSettings.enableSystemPackageLPw(pkg.packageName); 16708 // Enable the child packages 16709 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16710 for (int i = 0; i < childCount; i++) { 16711 PackageParser.Package childPkg = pkg.childPackages.get(i); 16712 mSettings.enableSystemPackageLPw(childPkg.packageName); 16713 } 16714 } 16715 16716 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16717 PackageParser.Package newPkg) { 16718 // Disable the parent package (parent always replaced) 16719 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16720 // Disable the child packages 16721 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16722 for (int i = 0; i < childCount; i++) { 16723 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16724 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16725 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16726 } 16727 return disabled; 16728 } 16729 16730 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16731 String installerPackageName) { 16732 // Enable the parent package 16733 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16734 // Enable the child packages 16735 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16736 for (int i = 0; i < childCount; i++) { 16737 PackageParser.Package childPkg = pkg.childPackages.get(i); 16738 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16739 } 16740 } 16741 16742 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16743 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16744 // Update the parent package setting 16745 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16746 res, user, installReason); 16747 // Update the child packages setting 16748 final int childCount = (newPackage.childPackages != null) 16749 ? newPackage.childPackages.size() : 0; 16750 for (int i = 0; i < childCount; i++) { 16751 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16752 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16753 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16754 childRes.origUsers, childRes, user, installReason); 16755 } 16756 } 16757 16758 private void updateSettingsInternalLI(PackageParser.Package pkg, 16759 String installerPackageName, int[] allUsers, int[] installedForUsers, 16760 PackageInstalledInfo res, UserHandle user, int installReason) { 16761 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16762 16763 final String pkgName = pkg.packageName; 16764 16765 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16766 synchronized (mPackages) { 16767// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16768 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16769 mPermissionCallback); 16770 // For system-bundled packages, we assume that installing an upgraded version 16771 // of the package implies that the user actually wants to run that new code, 16772 // so we enable the package. 16773 PackageSetting ps = mSettings.mPackages.get(pkgName); 16774 final int userId = user.getIdentifier(); 16775 if (ps != null) { 16776 if (isSystemApp(pkg)) { 16777 if (DEBUG_INSTALL) { 16778 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16779 } 16780 // Enable system package for requested users 16781 if (res.origUsers != null) { 16782 for (int origUserId : res.origUsers) { 16783 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16784 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16785 origUserId, installerPackageName); 16786 } 16787 } 16788 } 16789 // Also convey the prior install/uninstall state 16790 if (allUsers != null && installedForUsers != null) { 16791 for (int currentUserId : allUsers) { 16792 final boolean installed = ArrayUtils.contains( 16793 installedForUsers, currentUserId); 16794 if (DEBUG_INSTALL) { 16795 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16796 } 16797 ps.setInstalled(installed, currentUserId); 16798 } 16799 // these install state changes will be persisted in the 16800 // upcoming call to mSettings.writeLPr(). 16801 } 16802 } 16803 // It's implied that when a user requests installation, they want the app to be 16804 // installed and enabled. 16805 if (userId != UserHandle.USER_ALL) { 16806 ps.setInstalled(true, userId); 16807 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16808 } else { 16809 for (int currentUserId : sUserManager.getUserIds()) { 16810 ps.setInstalled(true, currentUserId); 16811 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, currentUserId, 16812 installerPackageName); 16813 } 16814 } 16815 16816 // When replacing an existing package, preserve the original install reason for all 16817 // users that had the package installed before. 16818 final Set<Integer> previousUserIds = new ArraySet<>(); 16819 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16820 final int installReasonCount = res.removedInfo.installReasons.size(); 16821 for (int i = 0; i < installReasonCount; i++) { 16822 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16823 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16824 ps.setInstallReason(previousInstallReason, previousUserId); 16825 previousUserIds.add(previousUserId); 16826 } 16827 } 16828 16829 // Set install reason for users that are having the package newly installed. 16830 if (userId == UserHandle.USER_ALL) { 16831 for (int currentUserId : sUserManager.getUserIds()) { 16832 if (!previousUserIds.contains(currentUserId)) { 16833 ps.setInstallReason(installReason, currentUserId); 16834 } 16835 } 16836 } else if (!previousUserIds.contains(userId)) { 16837 ps.setInstallReason(installReason, userId); 16838 } 16839 mSettings.writeKernelMappingLPr(ps); 16840 } 16841 res.name = pkgName; 16842 res.uid = pkg.applicationInfo.uid; 16843 res.pkg = pkg; 16844 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16845 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16846 //to update install status 16847 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16848 mSettings.writeLPr(); 16849 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16850 } 16851 16852 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16853 } 16854 16855 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16856 try { 16857 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16858 installPackageLI(args, res); 16859 } finally { 16860 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16861 } 16862 } 16863 16864 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16865 final int installFlags = args.installFlags; 16866 final String installerPackageName = args.installerPackageName; 16867 final String volumeUuid = args.volumeUuid; 16868 final File tmpPackageFile = new File(args.getCodePath()); 16869 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16870 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16871 || (args.volumeUuid != null)); 16872 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16873 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16874 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16875 final boolean virtualPreload = 16876 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16877 boolean replace = false; 16878 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16879 if (args.move != null) { 16880 // moving a complete application; perform an initial scan on the new install location 16881 scanFlags |= SCAN_INITIAL; 16882 } 16883 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16884 scanFlags |= SCAN_DONT_KILL_APP; 16885 } 16886 if (instantApp) { 16887 scanFlags |= SCAN_AS_INSTANT_APP; 16888 } 16889 if (fullApp) { 16890 scanFlags |= SCAN_AS_FULL_APP; 16891 } 16892 if (virtualPreload) { 16893 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16894 } 16895 16896 // Result object to be returned 16897 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16898 res.installerPackageName = installerPackageName; 16899 16900 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16901 16902 // Sanity check 16903 if (instantApp && (forwardLocked || onExternal)) { 16904 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16905 + " external=" + onExternal); 16906 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16907 return; 16908 } 16909 16910 // Retrieve PackageSettings and parse package 16911 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16912 | PackageParser.PARSE_ENFORCE_CODE 16913 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16914 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16915 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16916 PackageParser pp = new PackageParser(); 16917 pp.setSeparateProcesses(mSeparateProcesses); 16918 pp.setDisplayMetrics(mMetrics); 16919 pp.setCallback(mPackageParserCallback); 16920 16921 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16922 final PackageParser.Package pkg; 16923 try { 16924 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16925 DexMetadataHelper.validatePackageDexMetadata(pkg); 16926 } catch (PackageParserException e) { 16927 res.setError("Failed parse during installPackageLI", e); 16928 return; 16929 } finally { 16930 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16931 } 16932 16933 // Instant apps have several additional install-time checks. 16934 if (instantApp) { 16935 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16936 Slog.w(TAG, 16937 "Instant app package " + pkg.packageName + " does not target at least O"); 16938 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16939 "Instant app package must target at least O"); 16940 return; 16941 } 16942 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16943 Slog.w(TAG, "Instant app package " + pkg.packageName 16944 + " does not target targetSandboxVersion 2"); 16945 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16946 "Instant app package must use targetSandboxVersion 2"); 16947 return; 16948 } 16949 if (pkg.mSharedUserId != null) { 16950 Slog.w(TAG, "Instant app package " + pkg.packageName 16951 + " may not declare sharedUserId."); 16952 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16953 "Instant app package may not declare a sharedUserId"); 16954 return; 16955 } 16956 } 16957 16958 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16959 // Static shared libraries have synthetic package names 16960 renameStaticSharedLibraryPackage(pkg); 16961 16962 // No static shared libs on external storage 16963 if (onExternal) { 16964 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16965 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16966 "Packages declaring static-shared libs cannot be updated"); 16967 return; 16968 } 16969 } 16970 16971 // If we are installing a clustered package add results for the children 16972 if (pkg.childPackages != null) { 16973 synchronized (mPackages) { 16974 final int childCount = pkg.childPackages.size(); 16975 for (int i = 0; i < childCount; i++) { 16976 PackageParser.Package childPkg = pkg.childPackages.get(i); 16977 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16978 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16979 childRes.pkg = childPkg; 16980 childRes.name = childPkg.packageName; 16981 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16982 if (childPs != null) { 16983 childRes.origUsers = childPs.queryInstalledUsers( 16984 sUserManager.getUserIds(), true); 16985 } 16986 if ((mPackages.containsKey(childPkg.packageName))) { 16987 childRes.removedInfo = new PackageRemovedInfo(this); 16988 childRes.removedInfo.removedPackage = childPkg.packageName; 16989 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16990 } 16991 if (res.addedChildPackages == null) { 16992 res.addedChildPackages = new ArrayMap<>(); 16993 } 16994 res.addedChildPackages.put(childPkg.packageName, childRes); 16995 } 16996 } 16997 } 16998 16999 // If package doesn't declare API override, mark that we have an install 17000 // time CPU ABI override. 17001 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 17002 pkg.cpuAbiOverride = args.abiOverride; 17003 } 17004 17005 String pkgName = res.name = pkg.packageName; 17006 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 17007 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 17008 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 17009 return; 17010 } 17011 } 17012 17013 try { 17014 // either use what we've been given or parse directly from the APK 17015 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 17016 pkg.setSigningDetails(args.signingDetails); 17017 } else { 17018 PackageParser.collectCertificates(pkg, false /* skipVerify */); 17019 } 17020 } catch (PackageParserException e) { 17021 res.setError("Failed collect during installPackageLI", e); 17022 return; 17023 } 17024 17025 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 17026 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 17027 Slog.w(TAG, "Instant app package " + pkg.packageName 17028 + " is not signed with at least APK Signature Scheme v2"); 17029 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17030 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 17031 return; 17032 } 17033 17034 // Get rid of all references to package scan path via parser. 17035 pp = null; 17036 String oldCodePath = null; 17037 boolean systemApp = false; 17038 synchronized (mPackages) { 17039 // Check if installing already existing package 17040 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 17041 String oldName = mSettings.getRenamedPackageLPr(pkgName); 17042 if (pkg.mOriginalPackages != null 17043 && pkg.mOriginalPackages.contains(oldName) 17044 && mPackages.containsKey(oldName)) { 17045 // This package is derived from an original package, 17046 // and this device has been updating from that original 17047 // name. We must continue using the original name, so 17048 // rename the new package here. 17049 pkg.setPackageName(oldName); 17050 pkgName = pkg.packageName; 17051 replace = true; 17052 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 17053 + oldName + " pkgName=" + pkgName); 17054 } else if (mPackages.containsKey(pkgName)) { 17055 // This package, under its official name, already exists 17056 // on the device; we should replace it. 17057 replace = true; 17058 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 17059 } 17060 17061 // Child packages are installed through the parent package 17062 if (pkg.parentPackage != null) { 17063 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17064 "Package " + pkg.packageName + " is child of package " 17065 + pkg.parentPackage.parentPackage + ". Child packages " 17066 + "can be updated only through the parent package."); 17067 return; 17068 } 17069 17070 if (replace) { 17071 // Prevent apps opting out from runtime permissions 17072 PackageParser.Package oldPackage = mPackages.get(pkgName); 17073 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 17074 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 17075 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 17076 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 17077 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 17078 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 17079 + " doesn't support runtime permissions but the old" 17080 + " target SDK " + oldTargetSdk + " does."); 17081 return; 17082 } 17083 // Prevent persistent apps from being updated 17084 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 17085 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 17086 "Package " + oldPackage.packageName + " is a persistent app. " 17087 + "Persistent apps are not updateable."); 17088 return; 17089 } 17090 // Prevent apps from downgrading their targetSandbox. 17091 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 17092 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 17093 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 17094 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 17095 "Package " + pkg.packageName + " new target sandbox " 17096 + newTargetSandbox + " is incompatible with the previous value of" 17097 + oldTargetSandbox + "."); 17098 return; 17099 } 17100 17101 // Prevent installing of child packages 17102 if (oldPackage.parentPackage != null) { 17103 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17104 "Package " + pkg.packageName + " is child of package " 17105 + oldPackage.parentPackage + ". Child packages " 17106 + "can be updated only through the parent package."); 17107 return; 17108 } 17109 } 17110 } 17111 17112 PackageSetting ps = mSettings.mPackages.get(pkgName); 17113 if (ps != null) { 17114 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 17115 17116 // Static shared libs have same package with different versions where 17117 // we internally use a synthetic package name to allow multiple versions 17118 // of the same package, therefore we need to compare signatures against 17119 // the package setting for the latest library version. 17120 PackageSetting signatureCheckPs = ps; 17121 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17122 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17123 if (libraryEntry != null) { 17124 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17125 } 17126 } 17127 17128 // Quick sanity check that we're signed correctly if updating; 17129 // we'll check this again later when scanning, but we want to 17130 // bail early here before tripping over redefined permissions. 17131 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17132 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 17133 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 17134 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17135 + pkg.packageName + " upgrade keys do not match the " 17136 + "previously installed version"); 17137 return; 17138 } 17139 } else { 17140 try { 17141 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 17142 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 17143 // We don't care about disabledPkgSetting on install for now. 17144 final boolean compatMatch = verifySignatures( 17145 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 17146 compareRecover); 17147 // The new KeySets will be re-added later in the scanning process. 17148 if (compatMatch) { 17149 synchronized (mPackages) { 17150 ksms.removeAppKeySetDataLPw(pkg.packageName); 17151 } 17152 } 17153 } catch (PackageManagerException e) { 17154 res.setError(e.error, e.getMessage()); 17155 return; 17156 } 17157 } 17158 17159 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17160 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17161 systemApp = (ps.pkg.applicationInfo.flags & 17162 ApplicationInfo.FLAG_SYSTEM) != 0; 17163 } 17164 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17165 } 17166 17167 int N = pkg.permissions.size(); 17168 for (int i = N-1; i >= 0; i--) { 17169 final PackageParser.Permission perm = pkg.permissions.get(i); 17170 final BasePermission bp = 17171 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 17172 17173 // Don't allow anyone but the system to define ephemeral permissions. 17174 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 17175 && !systemApp) { 17176 Slog.w(TAG, "Non-System package " + pkg.packageName 17177 + " attempting to delcare ephemeral permission " 17178 + perm.info.name + "; Removing ephemeral."); 17179 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 17180 } 17181 17182 // Check whether the newly-scanned package wants to define an already-defined perm 17183 if (bp != null) { 17184 // If the defining package is signed with our cert, it's okay. This 17185 // also includes the "updating the same package" case, of course. 17186 // "updating same package" could also involve key-rotation. 17187 final boolean sigsOk; 17188 final String sourcePackageName = bp.getSourcePackageName(); 17189 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 17190 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17191 if (sourcePackageName.equals(pkg.packageName) 17192 && (ksms.shouldCheckUpgradeKeySetLocked( 17193 sourcePackageSetting, scanFlags))) { 17194 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 17195 } else { 17196 17197 // in the event of signing certificate rotation, we need to see if the 17198 // package's certificate has rotated from the current one, or if it is an 17199 // older certificate with which the current is ok with sharing permissions 17200 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17201 pkg.mSigningDetails, 17202 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17203 sigsOk = true; 17204 } else if (pkg.mSigningDetails.checkCapability( 17205 sourcePackageSetting.signatures.mSigningDetails, 17206 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17207 17208 // the scanned package checks out, has signing certificate rotation 17209 // history, and is newer; bring it over 17210 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17211 sigsOk = true; 17212 } else { 17213 sigsOk = false; 17214 } 17215 } 17216 if (!sigsOk) { 17217 // If the owning package is the system itself, we log but allow 17218 // install to proceed; we fail the install on all other permission 17219 // redefinitions. 17220 if (!sourcePackageName.equals("android")) { 17221 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17222 + pkg.packageName + " attempting to redeclare permission " 17223 + perm.info.name + " already owned by " + sourcePackageName); 17224 res.origPermission = perm.info.name; 17225 res.origPackage = sourcePackageName; 17226 return; 17227 } else { 17228 Slog.w(TAG, "Package " + pkg.packageName 17229 + " attempting to redeclare system permission " 17230 + perm.info.name + "; ignoring new declaration"); 17231 pkg.permissions.remove(i); 17232 } 17233 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17234 // Prevent apps to change protection level to dangerous from any other 17235 // type as this would allow a privilege escalation where an app adds a 17236 // normal/signature permission in other app's group and later redefines 17237 // it as dangerous leading to the group auto-grant. 17238 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17239 == PermissionInfo.PROTECTION_DANGEROUS) { 17240 if (bp != null && !bp.isRuntime()) { 17241 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17242 + "non-runtime permission " + perm.info.name 17243 + " to runtime; keeping old protection level"); 17244 perm.info.protectionLevel = bp.getProtectionLevel(); 17245 } 17246 } 17247 } 17248 } 17249 } 17250 } 17251 17252 if (systemApp) { 17253 if (onExternal) { 17254 // Abort update; system app can't be replaced with app on sdcard 17255 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17256 "Cannot install updates to system apps on sdcard"); 17257 return; 17258 } else if (instantApp) { 17259 // Abort update; system app can't be replaced with an instant app 17260 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17261 "Cannot update a system app with an instant app"); 17262 return; 17263 } 17264 } 17265 17266 if (args.move != null) { 17267 // We did an in-place move, so dex is ready to roll 17268 scanFlags |= SCAN_NO_DEX; 17269 scanFlags |= SCAN_MOVE; 17270 17271 synchronized (mPackages) { 17272 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17273 if (ps == null) { 17274 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17275 "Missing settings for moved package " + pkgName); 17276 } 17277 17278 // We moved the entire application as-is, so bring over the 17279 // previously derived ABI information. 17280 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17281 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17282 } 17283 17284 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17285 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17286 scanFlags |= SCAN_NO_DEX; 17287 17288 try { 17289 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17290 args.abiOverride : pkg.cpuAbiOverride); 17291 final boolean extractNativeLibs = !pkg.isLibrary(); 17292 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17293 } catch (PackageManagerException pme) { 17294 Slog.e(TAG, "Error deriving application ABI", pme); 17295 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17296 return; 17297 } 17298 17299 // Shared libraries for the package need to be updated. 17300 synchronized (mPackages) { 17301 try { 17302 updateSharedLibrariesLPr(pkg, null); 17303 } catch (PackageManagerException e) { 17304 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17305 } 17306 } 17307 } 17308 17309 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17310 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17311 return; 17312 } 17313 17314 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17315 String apkPath = null; 17316 synchronized (mPackages) { 17317 // Note that if the attacker managed to skip verify setup, for example by tampering 17318 // with the package settings, upon reboot we will do full apk verification when 17319 // verity is not detected. 17320 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17321 if (ps != null && ps.isPrivileged()) { 17322 apkPath = pkg.baseCodePath; 17323 } 17324 } 17325 17326 if (apkPath != null) { 17327 final VerityUtils.SetupResult result = 17328 VerityUtils.generateApkVeritySetupData(apkPath); 17329 if (result.isOk()) { 17330 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17331 FileDescriptor fd = result.getUnownedFileDescriptor(); 17332 try { 17333 mInstaller.installApkVerity(apkPath, fd); 17334 } catch (InstallerException e) { 17335 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17336 "Failed to set up verity: " + e); 17337 return; 17338 } finally { 17339 IoUtils.closeQuietly(fd); 17340 } 17341 } else if (result.isFailed()) { 17342 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17343 return; 17344 } else { 17345 // Do nothing if verity is skipped. Will fall back to full apk verification on 17346 // reboot. 17347 } 17348 } 17349 } 17350 17351 if (!instantApp) { 17352 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17353 } else { 17354 if (DEBUG_DOMAIN_VERIFICATION) { 17355 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17356 } 17357 } 17358 17359 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17360 "installPackageLI")) { 17361 if (replace) { 17362 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17363 // Static libs have a synthetic package name containing the version 17364 // and cannot be updated as an update would get a new package name, 17365 // unless this is the exact same version code which is useful for 17366 // development. 17367 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17368 if (existingPkg != null && 17369 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17370 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17371 + "static-shared libs cannot be updated"); 17372 return; 17373 } 17374 } 17375 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17376 installerPackageName, res, args.installReason); 17377 } else { 17378 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17379 args.user, installerPackageName, volumeUuid, res, args.installReason); 17380 } 17381 } 17382 17383 // Prepare the application profiles for the new code paths. 17384 // This needs to be done before invoking dexopt so that any install-time profile 17385 // can be used for optimizations. 17386 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17387 17388 // Check whether we need to dexopt the app. 17389 // 17390 // NOTE: it is IMPORTANT to call dexopt: 17391 // - after doRename which will sync the package data from PackageParser.Package and its 17392 // corresponding ApplicationInfo. 17393 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17394 // uid of the application (pkg.applicationInfo.uid). 17395 // This update happens in place! 17396 // 17397 // We only need to dexopt if the package meets ALL of the following conditions: 17398 // 1) it is not forward locked. 17399 // 2) it is not on on an external ASEC container. 17400 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17401 // 17402 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17403 // complete, so we skip this step during installation. Instead, we'll take extra time 17404 // the first time the instant app starts. It's preferred to do it this way to provide 17405 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17406 // middle of running an instant app. The default behaviour can be overridden 17407 // via gservices. 17408 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17409 && !forwardLocked 17410 && !pkg.applicationInfo.isExternalAsec() 17411 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17412 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17413 17414 if (performDexopt) { 17415 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17416 // Do not run PackageDexOptimizer through the local performDexOpt 17417 // method because `pkg` may not be in `mPackages` yet. 17418 // 17419 // Also, don't fail application installs if the dexopt step fails. 17420 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17421 REASON_INSTALL, 17422 DexoptOptions.DEXOPT_BOOT_COMPLETE | 17423 DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE); 17424 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17425 null /* instructionSets */, 17426 getOrCreateCompilerPackageStats(pkg), 17427 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17428 dexoptOptions); 17429 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17430 } 17431 17432 // Notify BackgroundDexOptService that the package has been changed. 17433 // If this is an update of a package which used to fail to compile, 17434 // BackgroundDexOptService will remove it from its blacklist. 17435 // TODO: Layering violation 17436 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17437 17438 synchronized (mPackages) { 17439 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17440 if (ps != null) { 17441 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17442 ps.setUpdateAvailable(false /*updateAvailable*/); 17443 } 17444 17445 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17446 for (int i = 0; i < childCount; i++) { 17447 PackageParser.Package childPkg = pkg.childPackages.get(i); 17448 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17449 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17450 if (childPs != null) { 17451 childRes.newUsers = childPs.queryInstalledUsers( 17452 sUserManager.getUserIds(), true); 17453 } 17454 } 17455 17456 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17457 updateSequenceNumberLP(ps, res.newUsers); 17458 updateInstantAppInstallerLocked(pkgName); 17459 } 17460 } 17461 } 17462 17463 private void startIntentFilterVerifications(int userId, boolean replacing, 17464 PackageParser.Package pkg) { 17465 if (mIntentFilterVerifierComponent == null) { 17466 Slog.w(TAG, "No IntentFilter verification will not be done as " 17467 + "there is no IntentFilterVerifier available!"); 17468 return; 17469 } 17470 17471 final int verifierUid = getPackageUid( 17472 mIntentFilterVerifierComponent.getPackageName(), 17473 MATCH_DEBUG_TRIAGED_MISSING, 17474 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17475 17476 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17477 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17478 mHandler.sendMessage(msg); 17479 17480 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17481 for (int i = 0; i < childCount; i++) { 17482 PackageParser.Package childPkg = pkg.childPackages.get(i); 17483 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17484 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17485 mHandler.sendMessage(msg); 17486 } 17487 } 17488 17489 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17490 PackageParser.Package pkg) { 17491 int size = pkg.activities.size(); 17492 if (size == 0) { 17493 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17494 "No activity, so no need to verify any IntentFilter!"); 17495 return; 17496 } 17497 17498 final boolean hasDomainURLs = hasDomainURLs(pkg); 17499 if (!hasDomainURLs) { 17500 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17501 "No domain URLs, so no need to verify any IntentFilter!"); 17502 return; 17503 } 17504 17505 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17506 + " if any IntentFilter from the " + size 17507 + " Activities needs verification ..."); 17508 17509 int count = 0; 17510 final String packageName = pkg.packageName; 17511 17512 synchronized (mPackages) { 17513 // If this is a new install and we see that we've already run verification for this 17514 // package, we have nothing to do: it means the state was restored from backup. 17515 if (!replacing) { 17516 IntentFilterVerificationInfo ivi = 17517 mSettings.getIntentFilterVerificationLPr(packageName); 17518 if (ivi != null) { 17519 if (DEBUG_DOMAIN_VERIFICATION) { 17520 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17521 + ivi.getStatusString()); 17522 } 17523 return; 17524 } 17525 } 17526 17527 // If any filters need to be verified, then all need to be. 17528 boolean needToVerify = false; 17529 for (PackageParser.Activity a : pkg.activities) { 17530 for (ActivityIntentInfo filter : a.intents) { 17531 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17532 if (DEBUG_DOMAIN_VERIFICATION) { 17533 Slog.d(TAG, 17534 "Intent filter needs verification, so processing all filters"); 17535 } 17536 needToVerify = true; 17537 break; 17538 } 17539 } 17540 } 17541 17542 if (needToVerify) { 17543 final int verificationId = mIntentFilterVerificationToken++; 17544 for (PackageParser.Activity a : pkg.activities) { 17545 for (ActivityIntentInfo filter : a.intents) { 17546 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17547 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17548 "Verification needed for IntentFilter:" + filter.toString()); 17549 mIntentFilterVerifier.addOneIntentFilterVerification( 17550 verifierUid, userId, verificationId, filter, packageName); 17551 count++; 17552 } 17553 } 17554 } 17555 } 17556 } 17557 17558 if (count > 0) { 17559 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17560 + " IntentFilter verification" + (count > 1 ? "s" : "") 17561 + " for userId:" + userId); 17562 mIntentFilterVerifier.startVerifications(userId); 17563 } else { 17564 if (DEBUG_DOMAIN_VERIFICATION) { 17565 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17566 } 17567 } 17568 } 17569 17570 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17571 final ComponentName cn = filter.activity.getComponentName(); 17572 final String packageName = cn.getPackageName(); 17573 17574 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17575 packageName); 17576 if (ivi == null) { 17577 return true; 17578 } 17579 int status = ivi.getStatus(); 17580 switch (status) { 17581 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17582 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17583 return true; 17584 17585 default: 17586 // Nothing to do 17587 return false; 17588 } 17589 } 17590 17591 private static boolean isMultiArch(ApplicationInfo info) { 17592 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17593 } 17594 17595 private static boolean isExternal(PackageParser.Package pkg) { 17596 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17597 } 17598 17599 private static boolean isExternal(PackageSetting ps) { 17600 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17601 } 17602 17603 private static boolean isSystemApp(PackageParser.Package pkg) { 17604 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17605 } 17606 17607 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17608 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17609 } 17610 17611 private static boolean isOemApp(PackageParser.Package pkg) { 17612 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17613 } 17614 17615 private static boolean isVendorApp(PackageParser.Package pkg) { 17616 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17617 } 17618 17619 private static boolean isProductApp(PackageParser.Package pkg) { 17620 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17621 } 17622 17623 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17624 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17625 } 17626 17627 private static boolean isSystemApp(PackageSetting ps) { 17628 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17629 } 17630 17631 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17632 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17633 } 17634 17635 private int packageFlagsToInstallFlags(PackageSetting ps) { 17636 int installFlags = 0; 17637 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17638 // This existing package was an external ASEC install when we have 17639 // the external flag without a UUID 17640 installFlags |= PackageManager.INSTALL_EXTERNAL; 17641 } 17642 if (ps.isForwardLocked()) { 17643 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17644 } 17645 return installFlags; 17646 } 17647 17648 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17649 if (isExternal(pkg)) { 17650 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17651 return mSettings.getExternalVersion(); 17652 } else { 17653 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17654 } 17655 } else { 17656 return mSettings.getInternalVersion(); 17657 } 17658 } 17659 17660 private void deleteTempPackageFiles() { 17661 final FilenameFilter filter = new FilenameFilter() { 17662 public boolean accept(File dir, String name) { 17663 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17664 } 17665 }; 17666 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17667 file.delete(); 17668 } 17669 } 17670 17671 @Override 17672 public void deletePackageAsUser(String packageName, int versionCode, 17673 IPackageDeleteObserver observer, int userId, int flags) { 17674 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17675 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17676 } 17677 17678 @Override 17679 public void deletePackageVersioned(VersionedPackage versionedPackage, 17680 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17681 final int callingUid = Binder.getCallingUid(); 17682 mContext.enforceCallingOrSelfPermission( 17683 android.Manifest.permission.DELETE_PACKAGES, null); 17684 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17685 Preconditions.checkNotNull(versionedPackage); 17686 Preconditions.checkNotNull(observer); 17687 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17688 PackageManager.VERSION_CODE_HIGHEST, 17689 Long.MAX_VALUE, "versionCode must be >= -1"); 17690 17691 final String packageName = versionedPackage.getPackageName(); 17692 final long versionCode = versionedPackage.getLongVersionCode(); 17693 final String internalPackageName; 17694 synchronized (mPackages) { 17695 // Normalize package name to handle renamed packages and static libs 17696 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17697 } 17698 17699 final int uid = Binder.getCallingUid(); 17700 if (!isOrphaned(internalPackageName) 17701 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17702 try { 17703 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17704 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17705 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17706 observer.onUserActionRequired(intent); 17707 } catch (RemoteException re) { 17708 } 17709 return; 17710 } 17711 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17712 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17713 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17714 mContext.enforceCallingOrSelfPermission( 17715 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17716 "deletePackage for user " + userId); 17717 } 17718 17719 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17720 try { 17721 observer.onPackageDeleted(packageName, 17722 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17723 } catch (RemoteException re) { 17724 } 17725 return; 17726 } 17727 17728 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17729 try { 17730 observer.onPackageDeleted(packageName, 17731 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17732 } catch (RemoteException re) { 17733 } 17734 return; 17735 } 17736 17737 if (DEBUG_REMOVE) { 17738 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17739 + " deleteAllUsers: " + deleteAllUsers + " version=" 17740 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17741 ? "VERSION_CODE_HIGHEST" : versionCode)); 17742 } 17743 // Queue up an async operation since the package deletion may take a little while. 17744 mHandler.post(new Runnable() { 17745 public void run() { 17746 mHandler.removeCallbacks(this); 17747 int returnCode; 17748 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17749 boolean doDeletePackage = true; 17750 if (ps != null) { 17751 final boolean targetIsInstantApp = 17752 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17753 doDeletePackage = !targetIsInstantApp 17754 || canViewInstantApps; 17755 } 17756 if (doDeletePackage) { 17757 if (!deleteAllUsers) { 17758 returnCode = deletePackageX(internalPackageName, versionCode, 17759 userId, deleteFlags); 17760 } else { 17761 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17762 internalPackageName, users); 17763 // If nobody is blocking uninstall, proceed with delete for all users 17764 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17765 returnCode = deletePackageX(internalPackageName, versionCode, 17766 userId, deleteFlags); 17767 } else { 17768 // Otherwise uninstall individually for users with blockUninstalls=false 17769 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17770 for (int userId : users) { 17771 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17772 returnCode = deletePackageX(internalPackageName, versionCode, 17773 userId, userFlags); 17774 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17775 Slog.w(TAG, "Package delete failed for user " + userId 17776 + ", returnCode " + returnCode); 17777 } 17778 } 17779 } 17780 // The app has only been marked uninstalled for certain users. 17781 // We still need to report that delete was blocked 17782 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17783 } 17784 } 17785 } else { 17786 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17787 } 17788 try { 17789 observer.onPackageDeleted(packageName, returnCode, null); 17790 } catch (RemoteException e) { 17791 Log.i(TAG, "Observer no longer exists."); 17792 } //end catch 17793 } //end run 17794 }); 17795 } 17796 17797 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17798 if (pkg.staticSharedLibName != null) { 17799 return pkg.manifestPackageName; 17800 } 17801 return pkg.packageName; 17802 } 17803 17804 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17805 // Handle renamed packages 17806 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17807 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17808 17809 // Is this a static library? 17810 LongSparseArray<SharedLibraryEntry> versionedLib = 17811 mStaticLibsByDeclaringPackage.get(packageName); 17812 if (versionedLib == null || versionedLib.size() <= 0) { 17813 return packageName; 17814 } 17815 17816 // Figure out which lib versions the caller can see 17817 LongSparseLongArray versionsCallerCanSee = null; 17818 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17819 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17820 && callingAppId != Process.ROOT_UID) { 17821 versionsCallerCanSee = new LongSparseLongArray(); 17822 String libName = versionedLib.valueAt(0).info.getName(); 17823 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17824 if (uidPackages != null) { 17825 for (String uidPackage : uidPackages) { 17826 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17827 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17828 if (libIdx >= 0) { 17829 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17830 versionsCallerCanSee.append(libVersion, libVersion); 17831 } 17832 } 17833 } 17834 } 17835 17836 // Caller can see nothing - done 17837 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17838 return packageName; 17839 } 17840 17841 // Find the version the caller can see and the app version code 17842 SharedLibraryEntry highestVersion = null; 17843 final int versionCount = versionedLib.size(); 17844 for (int i = 0; i < versionCount; i++) { 17845 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17846 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17847 libEntry.info.getLongVersion()) < 0) { 17848 continue; 17849 } 17850 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17851 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17852 if (libVersionCode == versionCode) { 17853 return libEntry.apk; 17854 } 17855 } else if (highestVersion == null) { 17856 highestVersion = libEntry; 17857 } else if (libVersionCode > highestVersion.info 17858 .getDeclaringPackage().getLongVersionCode()) { 17859 highestVersion = libEntry; 17860 } 17861 } 17862 17863 if (highestVersion != null) { 17864 return highestVersion.apk; 17865 } 17866 17867 return packageName; 17868 } 17869 17870 boolean isCallerVerifier(int callingUid) { 17871 final int callingUserId = UserHandle.getUserId(callingUid); 17872 return mRequiredVerifierPackage != null && 17873 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17874 } 17875 17876 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17877 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17878 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17879 return true; 17880 } 17881 final int callingUserId = UserHandle.getUserId(callingUid); 17882 // If the caller installed the pkgName, then allow it to silently uninstall. 17883 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17884 return true; 17885 } 17886 17887 // Allow package verifier to silently uninstall. 17888 if (mRequiredVerifierPackage != null && 17889 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17890 return true; 17891 } 17892 17893 // Allow package uninstaller to silently uninstall. 17894 if (mRequiredUninstallerPackage != null && 17895 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17896 return true; 17897 } 17898 17899 // Allow storage manager to silently uninstall. 17900 if (mStorageManagerPackage != null && 17901 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17902 return true; 17903 } 17904 17905 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17906 // uninstall for device owner provisioning. 17907 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17908 == PERMISSION_GRANTED) { 17909 return true; 17910 } 17911 17912 return false; 17913 } 17914 17915 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17916 int[] result = EMPTY_INT_ARRAY; 17917 for (int userId : userIds) { 17918 if (getBlockUninstallForUser(packageName, userId)) { 17919 result = ArrayUtils.appendInt(result, userId); 17920 } 17921 } 17922 return result; 17923 } 17924 17925 @Override 17926 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17927 final int callingUid = Binder.getCallingUid(); 17928 if (getInstantAppPackageName(callingUid) != null 17929 && !isCallerSameApp(packageName, callingUid)) { 17930 return false; 17931 } 17932 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17933 } 17934 17935 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17936 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17937 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17938 try { 17939 if (dpm != null) { 17940 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17941 /* callingUserOnly =*/ false); 17942 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17943 : deviceOwnerComponentName.getPackageName(); 17944 // Does the package contains the device owner? 17945 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17946 // this check is probably not needed, since DO should be registered as a device 17947 // admin on some user too. (Original bug for this: b/17657954) 17948 if (packageName.equals(deviceOwnerPackageName)) { 17949 return true; 17950 } 17951 // Does it contain a device admin for any user? 17952 int[] users; 17953 if (userId == UserHandle.USER_ALL) { 17954 users = sUserManager.getUserIds(); 17955 } else { 17956 users = new int[]{userId}; 17957 } 17958 for (int i = 0; i < users.length; ++i) { 17959 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17960 return true; 17961 } 17962 } 17963 } 17964 } catch (RemoteException e) { 17965 } 17966 return false; 17967 } 17968 17969 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17970 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17971 } 17972 17973 /** 17974 * This method is an internal method that could be get invoked either 17975 * to delete an installed package or to clean up a failed installation. 17976 * After deleting an installed package, a broadcast is sent to notify any 17977 * listeners that the package has been removed. For cleaning up a failed 17978 * installation, the broadcast is not necessary since the package's 17979 * installation wouldn't have sent the initial broadcast either 17980 * The key steps in deleting a package are 17981 * deleting the package information in internal structures like mPackages, 17982 * deleting the packages base directories through installd 17983 * updating mSettings to reflect current status 17984 * persisting settings for later use 17985 * sending a broadcast if necessary 17986 */ 17987 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17988 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17989 final boolean res; 17990 17991 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17992 ? UserHandle.USER_ALL : userId; 17993 17994 if (isPackageDeviceAdmin(packageName, removeUser)) { 17995 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17996 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17997 } 17998 17999 PackageSetting uninstalledPs = null; 18000 PackageParser.Package pkg = null; 18001 18002 // for the uninstall-updates case and restricted profiles, remember the per- 18003 // user handle installed state 18004 int[] allUsers; 18005 synchronized (mPackages) { 18006 uninstalledPs = mSettings.mPackages.get(packageName); 18007 if (uninstalledPs == null) { 18008 Slog.w(TAG, "Not removing non-existent package " + packageName); 18009 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18010 } 18011 18012 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 18013 && uninstalledPs.versionCode != versionCode) { 18014 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 18015 + uninstalledPs.versionCode + " != " + versionCode); 18016 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18017 } 18018 18019 // Static shared libs can be declared by any package, so let us not 18020 // allow removing a package if it provides a lib others depend on. 18021 pkg = mPackages.get(packageName); 18022 18023 allUsers = sUserManager.getUserIds(); 18024 18025 if (pkg != null && pkg.staticSharedLibName != null) { 18026 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 18027 pkg.staticSharedLibVersion); 18028 if (libEntry != null) { 18029 for (int currUserId : allUsers) { 18030 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 18031 continue; 18032 } 18033 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 18034 libEntry.info, 0, currUserId); 18035 if (!ArrayUtils.isEmpty(libClientPackages)) { 18036 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 18037 + " hosting lib " + libEntry.info.getName() + " version " 18038 + libEntry.info.getLongVersion() + " used by " + libClientPackages 18039 + " for user " + currUserId); 18040 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 18041 } 18042 } 18043 } 18044 } 18045 18046 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 18047 } 18048 18049 final int freezeUser; 18050 if (isUpdatedSystemApp(uninstalledPs) 18051 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 18052 // We're downgrading a system app, which will apply to all users, so 18053 // freeze them all during the downgrade 18054 freezeUser = UserHandle.USER_ALL; 18055 } else { 18056 freezeUser = removeUser; 18057 } 18058 18059 synchronized (mInstallLock) { 18060 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 18061 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 18062 deleteFlags, "deletePackageX")) { 18063 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 18064 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 18065 } 18066 synchronized (mPackages) { 18067 if (res) { 18068 if (pkg != null) { 18069 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 18070 } 18071 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 18072 updateInstantAppInstallerLocked(packageName); 18073 } 18074 } 18075 } 18076 18077 if (res) { 18078 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 18079 info.sendPackageRemovedBroadcasts(killApp); 18080 info.sendSystemPackageUpdatedBroadcasts(); 18081 info.sendSystemPackageAppearedBroadcasts(); 18082 } 18083 // Force a gc here. 18084 Runtime.getRuntime().gc(); 18085 // Delete the resources here after sending the broadcast to let 18086 // other processes clean up before deleting resources. 18087 if (info.args != null) { 18088 synchronized (mInstallLock) { 18089 info.args.doPostDeleteLI(true); 18090 } 18091 } 18092 18093 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18094 } 18095 18096 static class PackageRemovedInfo { 18097 final PackageSender packageSender; 18098 String removedPackage; 18099 String installerPackageName; 18100 int uid = -1; 18101 int removedAppId = -1; 18102 int[] origUsers; 18103 int[] removedUsers = null; 18104 int[] broadcastUsers = null; 18105 int[] instantUserIds = null; 18106 SparseArray<Integer> installReasons; 18107 boolean isRemovedPackageSystemUpdate = false; 18108 boolean isUpdate; 18109 boolean dataRemoved; 18110 boolean removedForAllUsers; 18111 boolean isStaticSharedLib; 18112 // Clean up resources deleted packages. 18113 InstallArgs args = null; 18114 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 18115 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 18116 18117 PackageRemovedInfo(PackageSender packageSender) { 18118 this.packageSender = packageSender; 18119 } 18120 18121 void sendPackageRemovedBroadcasts(boolean killApp) { 18122 sendPackageRemovedBroadcastInternal(killApp); 18123 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 18124 for (int i = 0; i < childCount; i++) { 18125 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18126 childInfo.sendPackageRemovedBroadcastInternal(killApp); 18127 } 18128 } 18129 18130 void sendSystemPackageUpdatedBroadcasts() { 18131 if (isRemovedPackageSystemUpdate) { 18132 sendSystemPackageUpdatedBroadcastsInternal(); 18133 final int childCount = (removedChildPackages != null) 18134 ? removedChildPackages.size() : 0; 18135 for (int i = 0; i < childCount; i++) { 18136 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18137 if (childInfo.isRemovedPackageSystemUpdate) { 18138 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 18139 } 18140 } 18141 } 18142 } 18143 18144 void sendSystemPackageAppearedBroadcasts() { 18145 final int packageCount = (appearedChildPackages != null) 18146 ? appearedChildPackages.size() : 0; 18147 for (int i = 0; i < packageCount; i++) { 18148 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 18149 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 18150 true /*sendBootCompleted*/, false /*startReceiver*/, 18151 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 18152 } 18153 } 18154 18155 private void sendSystemPackageUpdatedBroadcastsInternal() { 18156 Bundle extras = new Bundle(2); 18157 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18158 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18159 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18160 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18161 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18162 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18163 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 18164 null, null, 0, removedPackage, null, null, null); 18165 if (installerPackageName != null) { 18166 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18167 removedPackage, extras, 0 /*flags*/, 18168 installerPackageName, null, null, null); 18169 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18170 removedPackage, extras, 0 /*flags*/, 18171 installerPackageName, null, null, null); 18172 } 18173 } 18174 18175 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18176 // Don't send static shared library removal broadcasts as these 18177 // libs are visible only the the apps that depend on them an one 18178 // cannot remove the library if it has a dependency. 18179 if (isStaticSharedLib) { 18180 return; 18181 } 18182 Bundle extras = new Bundle(2); 18183 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18184 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18185 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18186 if (isUpdate || isRemovedPackageSystemUpdate) { 18187 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18188 } 18189 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18190 if (removedPackage != null) { 18191 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18192 removedPackage, extras, 0, null /*targetPackage*/, null, 18193 broadcastUsers, instantUserIds); 18194 if (installerPackageName != null) { 18195 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18196 removedPackage, extras, 0 /*flags*/, 18197 installerPackageName, null, broadcastUsers, instantUserIds); 18198 } 18199 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18200 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18201 removedPackage, extras, 18202 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18203 null, null, broadcastUsers, instantUserIds); 18204 packageSender.notifyPackageRemoved(removedPackage); 18205 } 18206 } 18207 if (removedAppId >= 0) { 18208 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18209 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18210 null, null, broadcastUsers, instantUserIds); 18211 } 18212 } 18213 18214 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18215 removedUsers = userIds; 18216 if (removedUsers == null) { 18217 broadcastUsers = null; 18218 return; 18219 } 18220 18221 broadcastUsers = EMPTY_INT_ARRAY; 18222 instantUserIds = EMPTY_INT_ARRAY; 18223 for (int i = userIds.length - 1; i >= 0; --i) { 18224 final int userId = userIds[i]; 18225 if (deletedPackageSetting.getInstantApp(userId)) { 18226 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18227 } else { 18228 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18229 } 18230 } 18231 } 18232 } 18233 18234 /* 18235 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18236 * flag is not set, the data directory is removed as well. 18237 * make sure this flag is set for partially installed apps. If not its meaningless to 18238 * delete a partially installed application. 18239 */ 18240 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18241 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18242 String packageName = ps.name; 18243 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18244 // Retrieve object to delete permissions for shared user later on 18245 final PackageParser.Package deletedPkg; 18246 final PackageSetting deletedPs; 18247 // reader 18248 synchronized (mPackages) { 18249 deletedPkg = mPackages.get(packageName); 18250 deletedPs = mSettings.mPackages.get(packageName); 18251 if (outInfo != null) { 18252 outInfo.removedPackage = packageName; 18253 outInfo.installerPackageName = ps.installerPackageName; 18254 outInfo.isStaticSharedLib = deletedPkg != null 18255 && deletedPkg.staticSharedLibName != null; 18256 outInfo.populateUsers(deletedPs == null ? null 18257 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18258 } 18259 } 18260 18261 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18262 18263 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18264 final PackageParser.Package resolvedPkg; 18265 if (deletedPkg != null) { 18266 resolvedPkg = deletedPkg; 18267 } else { 18268 // We don't have a parsed package when it lives on an ejected 18269 // adopted storage device, so fake something together 18270 resolvedPkg = new PackageParser.Package(ps.name); 18271 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18272 } 18273 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18274 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18275 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18276 if (outInfo != null) { 18277 outInfo.dataRemoved = true; 18278 } 18279 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18280 } 18281 18282 int removedAppId = -1; 18283 18284 // writer 18285 synchronized (mPackages) { 18286 boolean installedStateChanged = false; 18287 if (deletedPs != null) { 18288 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18289 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18290 clearDefaultBrowserIfNeeded(packageName); 18291 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18292 removedAppId = mSettings.removePackageLPw(packageName); 18293 if (outInfo != null) { 18294 outInfo.removedAppId = removedAppId; 18295 } 18296 mPermissionManager.updatePermissions( 18297 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18298 if (deletedPs.sharedUser != null) { 18299 // Remove permissions associated with package. Since runtime 18300 // permissions are per user we have to kill the removed package 18301 // or packages running under the shared user of the removed 18302 // package if revoking the permissions requested only by the removed 18303 // package is successful and this causes a change in gids. 18304 for (int userId : UserManagerService.getInstance().getUserIds()) { 18305 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18306 userId); 18307 if (userIdToKill == UserHandle.USER_ALL 18308 || userIdToKill >= UserHandle.USER_SYSTEM) { 18309 // If gids changed for this user, kill all affected packages. 18310 mHandler.post(new Runnable() { 18311 @Override 18312 public void run() { 18313 // This has to happen with no lock held. 18314 killApplication(deletedPs.name, deletedPs.appId, 18315 KILL_APP_REASON_GIDS_CHANGED); 18316 } 18317 }); 18318 break; 18319 } 18320 } 18321 } 18322 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18323 } 18324 // make sure to preserve per-user disabled state if this removal was just 18325 // a downgrade of a system app to the factory package 18326 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18327 if (DEBUG_REMOVE) { 18328 Slog.d(TAG, "Propagating install state across downgrade"); 18329 } 18330 for (int userId : allUserHandles) { 18331 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18332 if (DEBUG_REMOVE) { 18333 Slog.d(TAG, " user " + userId + " => " + installed); 18334 } 18335 if (installed != ps.getInstalled(userId)) { 18336 installedStateChanged = true; 18337 } 18338 ps.setInstalled(installed, userId); 18339 } 18340 } 18341 } 18342 // can downgrade to reader 18343 if (writeSettings) { 18344 // Save settings now 18345 mSettings.writeLPr(); 18346 } 18347 if (installedStateChanged) { 18348 mSettings.writeKernelMappingLPr(ps); 18349 } 18350 } 18351 if (removedAppId != -1) { 18352 // A user ID was deleted here. Go through all users and remove it 18353 // from KeyStore. 18354 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18355 } 18356 } 18357 18358 static boolean locationIsPrivileged(String path) { 18359 try { 18360 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18361 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18362 final File privilegedOdmAppDir = new File(Environment.getOdmDirectory(), "priv-app"); 18363 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18364 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18365 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18366 || path.startsWith(privilegedOdmAppDir.getCanonicalPath()) 18367 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18368 } catch (IOException e) { 18369 Slog.e(TAG, "Unable to access code path " + path); 18370 } 18371 return false; 18372 } 18373 18374 static boolean locationIsOem(String path) { 18375 try { 18376 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18377 } catch (IOException e) { 18378 Slog.e(TAG, "Unable to access code path " + path); 18379 } 18380 return false; 18381 } 18382 18383 static boolean locationIsVendor(String path) { 18384 try { 18385 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()) 18386 || path.startsWith(Environment.getOdmDirectory().getCanonicalPath()); 18387 } catch (IOException e) { 18388 Slog.e(TAG, "Unable to access code path " + path); 18389 } 18390 return false; 18391 } 18392 18393 static boolean locationIsProduct(String path) { 18394 try { 18395 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18396 } catch (IOException e) { 18397 Slog.e(TAG, "Unable to access code path " + path); 18398 } 18399 return false; 18400 } 18401 18402 /* 18403 * Tries to delete system package. 18404 */ 18405 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18406 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18407 boolean writeSettings) { 18408 if (deletedPs.parentPackageName != null) { 18409 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18410 return false; 18411 } 18412 18413 final boolean applyUserRestrictions 18414 = (allUserHandles != null) && (outInfo.origUsers != null); 18415 final PackageSetting disabledPs; 18416 // Confirm if the system package has been updated 18417 // An updated system app can be deleted. This will also have to restore 18418 // the system pkg from system partition 18419 // reader 18420 synchronized (mPackages) { 18421 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18422 } 18423 18424 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18425 + " disabledPs=" + disabledPs); 18426 18427 if (disabledPs == null) { 18428 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18429 return false; 18430 } else if (DEBUG_REMOVE) { 18431 Slog.d(TAG, "Deleting system pkg from data partition"); 18432 } 18433 18434 if (DEBUG_REMOVE) { 18435 if (applyUserRestrictions) { 18436 Slog.d(TAG, "Remembering install states:"); 18437 for (int userId : allUserHandles) { 18438 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18439 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18440 } 18441 } 18442 } 18443 18444 // Delete the updated package 18445 outInfo.isRemovedPackageSystemUpdate = true; 18446 if (outInfo.removedChildPackages != null) { 18447 final int childCount = (deletedPs.childPackageNames != null) 18448 ? deletedPs.childPackageNames.size() : 0; 18449 for (int i = 0; i < childCount; i++) { 18450 String childPackageName = deletedPs.childPackageNames.get(i); 18451 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18452 .contains(childPackageName)) { 18453 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18454 childPackageName); 18455 if (childInfo != null) { 18456 childInfo.isRemovedPackageSystemUpdate = true; 18457 } 18458 } 18459 } 18460 } 18461 18462 if (disabledPs.versionCode < deletedPs.versionCode) { 18463 // Delete data for downgrades 18464 flags &= ~PackageManager.DELETE_KEEP_DATA; 18465 } else { 18466 // Preserve data by setting flag 18467 flags |= PackageManager.DELETE_KEEP_DATA; 18468 } 18469 18470 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18471 outInfo, writeSettings, disabledPs.pkg); 18472 if (!ret) { 18473 return false; 18474 } 18475 18476 // writer 18477 synchronized (mPackages) { 18478 // NOTE: The system package always needs to be enabled; even if it's for 18479 // a compressed stub. If we don't, installing the system package fails 18480 // during scan [scanning checks the disabled packages]. We will reverse 18481 // this later, after we've "installed" the stub. 18482 // Reinstate the old system package 18483 enableSystemPackageLPw(disabledPs.pkg); 18484 // Remove any native libraries from the upgraded package. 18485 removeNativeBinariesLI(deletedPs); 18486 } 18487 18488 // Install the system package 18489 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18490 try { 18491 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18492 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18493 } catch (PackageManagerException e) { 18494 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18495 + e.getMessage()); 18496 return false; 18497 } finally { 18498 if (disabledPs.pkg.isStub) { 18499 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18500 } 18501 } 18502 return true; 18503 } 18504 18505 /** 18506 * Installs a package that's already on the system partition. 18507 */ 18508 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18509 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18510 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18511 throws PackageManagerException { 18512 @ParseFlags int parseFlags = 18513 mDefParseFlags 18514 | PackageParser.PARSE_MUST_BE_APK 18515 | PackageParser.PARSE_IS_SYSTEM_DIR; 18516 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18517 if (isPrivileged || locationIsPrivileged(codePathString)) { 18518 scanFlags |= SCAN_AS_PRIVILEGED; 18519 } 18520 if (locationIsOem(codePathString)) { 18521 scanFlags |= SCAN_AS_OEM; 18522 } 18523 if (locationIsVendor(codePathString)) { 18524 scanFlags |= SCAN_AS_VENDOR; 18525 } 18526 if (locationIsProduct(codePathString)) { 18527 scanFlags |= SCAN_AS_PRODUCT; 18528 } 18529 18530 final File codePath = new File(codePathString); 18531 final PackageParser.Package pkg = 18532 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18533 18534 try { 18535 // update shared libraries for the newly re-installed system package 18536 updateSharedLibrariesLPr(pkg, null); 18537 } catch (PackageManagerException e) { 18538 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18539 } 18540 18541 prepareAppDataAfterInstallLIF(pkg); 18542 18543 // writer 18544 synchronized (mPackages) { 18545 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18546 18547 // Propagate the permissions state as we do not want to drop on the floor 18548 // runtime permissions. The update permissions method below will take 18549 // care of removing obsolete permissions and grant install permissions. 18550 if (origPermissionState != null) { 18551 ps.getPermissionsState().copyFrom(origPermissionState); 18552 } 18553 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18554 mPermissionCallback); 18555 18556 final boolean applyUserRestrictions 18557 = (allUserHandles != null) && (origUserHandles != null); 18558 if (applyUserRestrictions) { 18559 boolean installedStateChanged = false; 18560 if (DEBUG_REMOVE) { 18561 Slog.d(TAG, "Propagating install state across reinstall"); 18562 } 18563 for (int userId : allUserHandles) { 18564 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18565 if (DEBUG_REMOVE) { 18566 Slog.d(TAG, " user " + userId + " => " + installed); 18567 } 18568 if (installed != ps.getInstalled(userId)) { 18569 installedStateChanged = true; 18570 } 18571 ps.setInstalled(installed, userId); 18572 18573 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18574 } 18575 // Regardless of writeSettings we need to ensure that this restriction 18576 // state propagation is persisted 18577 mSettings.writeAllUsersPackageRestrictionsLPr(); 18578 if (installedStateChanged) { 18579 mSettings.writeKernelMappingLPr(ps); 18580 } 18581 } 18582 // can downgrade to reader here 18583 if (writeSettings) { 18584 mSettings.writeLPr(); 18585 } 18586 } 18587 return pkg; 18588 } 18589 18590 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18591 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18592 PackageRemovedInfo outInfo, boolean writeSettings, 18593 PackageParser.Package replacingPackage) { 18594 synchronized (mPackages) { 18595 if (outInfo != null) { 18596 outInfo.uid = ps.appId; 18597 } 18598 18599 if (outInfo != null && outInfo.removedChildPackages != null) { 18600 final int childCount = (ps.childPackageNames != null) 18601 ? ps.childPackageNames.size() : 0; 18602 for (int i = 0; i < childCount; i++) { 18603 String childPackageName = ps.childPackageNames.get(i); 18604 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18605 if (childPs == null) { 18606 return false; 18607 } 18608 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18609 childPackageName); 18610 if (childInfo != null) { 18611 childInfo.uid = childPs.appId; 18612 } 18613 } 18614 } 18615 } 18616 18617 // Delete package data from internal structures and also remove data if flag is set 18618 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18619 18620 // Delete the child packages data 18621 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18622 for (int i = 0; i < childCount; i++) { 18623 PackageSetting childPs; 18624 synchronized (mPackages) { 18625 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18626 } 18627 if (childPs != null) { 18628 PackageRemovedInfo childOutInfo = (outInfo != null 18629 && outInfo.removedChildPackages != null) 18630 ? outInfo.removedChildPackages.get(childPs.name) : null; 18631 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18632 && (replacingPackage != null 18633 && !replacingPackage.hasChildPackage(childPs.name)) 18634 ? flags & ~DELETE_KEEP_DATA : flags; 18635 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18636 deleteFlags, writeSettings); 18637 } 18638 } 18639 18640 // Delete application code and resources only for parent packages 18641 if (ps.parentPackageName == null) { 18642 if (deleteCodeAndResources && (outInfo != null)) { 18643 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18644 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18645 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18646 } 18647 } 18648 18649 return true; 18650 } 18651 18652 @Override 18653 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18654 int userId) { 18655 mContext.enforceCallingOrSelfPermission( 18656 android.Manifest.permission.DELETE_PACKAGES, null); 18657 synchronized (mPackages) { 18658 // Cannot block uninstall of static shared libs as they are 18659 // considered a part of the using app (emulating static linking). 18660 // Also static libs are installed always on internal storage. 18661 PackageParser.Package pkg = mPackages.get(packageName); 18662 if (pkg != null && pkg.staticSharedLibName != null) { 18663 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18664 + " providing static shared library: " + pkg.staticSharedLibName); 18665 return false; 18666 } 18667 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18668 mSettings.writePackageRestrictionsLPr(userId); 18669 } 18670 return true; 18671 } 18672 18673 @Override 18674 public boolean getBlockUninstallForUser(String packageName, int userId) { 18675 synchronized (mPackages) { 18676 final PackageSetting ps = mSettings.mPackages.get(packageName); 18677 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18678 return false; 18679 } 18680 return mSettings.getBlockUninstallLPr(userId, packageName); 18681 } 18682 } 18683 18684 @Override 18685 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18686 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18687 synchronized (mPackages) { 18688 PackageSetting ps = mSettings.mPackages.get(packageName); 18689 if (ps == null) { 18690 Log.w(TAG, "Package doesn't exist: " + packageName); 18691 return false; 18692 } 18693 if (systemUserApp) { 18694 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18695 } else { 18696 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18697 } 18698 mSettings.writeLPr(); 18699 } 18700 return true; 18701 } 18702 18703 /* 18704 * This method handles package deletion in general 18705 */ 18706 private boolean deletePackageLIF(String packageName, UserHandle user, 18707 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18708 PackageRemovedInfo outInfo, boolean writeSettings, 18709 PackageParser.Package replacingPackage) { 18710 if (packageName == null) { 18711 Slog.w(TAG, "Attempt to delete null packageName."); 18712 return false; 18713 } 18714 18715 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18716 18717 PackageSetting ps; 18718 synchronized (mPackages) { 18719 ps = mSettings.mPackages.get(packageName); 18720 if (ps == null) { 18721 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18722 return false; 18723 } 18724 18725 if (ps.parentPackageName != null && (!isSystemApp(ps) 18726 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18727 if (DEBUG_REMOVE) { 18728 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18729 + ((user == null) ? UserHandle.USER_ALL : user)); 18730 } 18731 final int removedUserId = (user != null) ? user.getIdentifier() 18732 : UserHandle.USER_ALL; 18733 18734 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18735 return false; 18736 } 18737 markPackageUninstalledForUserLPw(ps, user); 18738 scheduleWritePackageRestrictionsLocked(user); 18739 return true; 18740 } 18741 } 18742 18743 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 18744 if (ps.getPermissionsState().hasPermission(Manifest.permission.SUSPEND_APPS, userId)) { 18745 onSuspendingPackageRemoved(packageName, userId); 18746 } 18747 18748 18749 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18750 && user.getIdentifier() != UserHandle.USER_ALL)) { 18751 // The caller is asking that the package only be deleted for a single 18752 // user. To do this, we just mark its uninstalled state and delete 18753 // its data. If this is a system app, we only allow this to happen if 18754 // they have set the special DELETE_SYSTEM_APP which requests different 18755 // semantics than normal for uninstalling system apps. 18756 markPackageUninstalledForUserLPw(ps, user); 18757 18758 if (!isSystemApp(ps)) { 18759 // Do not uninstall the APK if an app should be cached 18760 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18761 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18762 // Other user still have this package installed, so all 18763 // we need to do is clear this user's data and save that 18764 // it is uninstalled. 18765 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18766 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18767 return false; 18768 } 18769 scheduleWritePackageRestrictionsLocked(user); 18770 return true; 18771 } else { 18772 // We need to set it back to 'installed' so the uninstall 18773 // broadcasts will be sent correctly. 18774 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18775 ps.setInstalled(true, user.getIdentifier()); 18776 mSettings.writeKernelMappingLPr(ps); 18777 } 18778 } else { 18779 // This is a system app, so we assume that the 18780 // other users still have this package installed, so all 18781 // we need to do is clear this user's data and save that 18782 // it is uninstalled. 18783 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18784 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18785 return false; 18786 } 18787 scheduleWritePackageRestrictionsLocked(user); 18788 return true; 18789 } 18790 } 18791 18792 // If we are deleting a composite package for all users, keep track 18793 // of result for each child. 18794 if (ps.childPackageNames != null && outInfo != null) { 18795 synchronized (mPackages) { 18796 final int childCount = ps.childPackageNames.size(); 18797 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18798 for (int i = 0; i < childCount; i++) { 18799 String childPackageName = ps.childPackageNames.get(i); 18800 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18801 childInfo.removedPackage = childPackageName; 18802 childInfo.installerPackageName = ps.installerPackageName; 18803 outInfo.removedChildPackages.put(childPackageName, childInfo); 18804 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18805 if (childPs != null) { 18806 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18807 } 18808 } 18809 } 18810 } 18811 18812 boolean ret = false; 18813 if (isSystemApp(ps)) { 18814 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18815 // When an updated system application is deleted we delete the existing resources 18816 // as well and fall back to existing code in system partition 18817 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18818 } else { 18819 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18820 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18821 outInfo, writeSettings, replacingPackage); 18822 } 18823 18824 // Take a note whether we deleted the package for all users 18825 if (outInfo != null) { 18826 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18827 if (outInfo.removedChildPackages != null) { 18828 synchronized (mPackages) { 18829 final int childCount = outInfo.removedChildPackages.size(); 18830 for (int i = 0; i < childCount; i++) { 18831 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18832 if (childInfo != null) { 18833 childInfo.removedForAllUsers = mPackages.get( 18834 childInfo.removedPackage) == null; 18835 } 18836 } 18837 } 18838 } 18839 // If we uninstalled an update to a system app there may be some 18840 // child packages that appeared as they are declared in the system 18841 // app but were not declared in the update. 18842 if (isSystemApp(ps)) { 18843 synchronized (mPackages) { 18844 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18845 final int childCount = (updatedPs.childPackageNames != null) 18846 ? updatedPs.childPackageNames.size() : 0; 18847 for (int i = 0; i < childCount; i++) { 18848 String childPackageName = updatedPs.childPackageNames.get(i); 18849 if (outInfo.removedChildPackages == null 18850 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18851 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18852 if (childPs == null) { 18853 continue; 18854 } 18855 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18856 installRes.name = childPackageName; 18857 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18858 installRes.pkg = mPackages.get(childPackageName); 18859 installRes.uid = childPs.pkg.applicationInfo.uid; 18860 if (outInfo.appearedChildPackages == null) { 18861 outInfo.appearedChildPackages = new ArrayMap<>(); 18862 } 18863 outInfo.appearedChildPackages.put(childPackageName, installRes); 18864 } 18865 } 18866 } 18867 } 18868 } 18869 18870 return ret; 18871 } 18872 18873 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18874 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18875 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18876 for (int nextUserId : userIds) { 18877 if (DEBUG_REMOVE) { 18878 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18879 } 18880 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18881 false /*installed*/, 18882 true /*stopped*/, 18883 true /*notLaunched*/, 18884 false /*hidden*/, 18885 false /*suspended*/, 18886 null, /*suspendingPackage*/ 18887 null, /*suspendedAppExtras*/ 18888 null, /*suspendedLauncherExtras*/ 18889 false /*instantApp*/, 18890 false /*virtualPreload*/, 18891 null /*lastDisableAppCaller*/, 18892 null /*enabledComponents*/, 18893 null /*disabledComponents*/, 18894 ps.readUserState(nextUserId).domainVerificationStatus, 18895 0, PackageManager.INSTALL_REASON_UNKNOWN, 18896 null /*harmfulAppWarning*/); 18897 } 18898 mSettings.writeKernelMappingLPr(ps); 18899 } 18900 18901 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18902 PackageRemovedInfo outInfo) { 18903 final PackageParser.Package pkg; 18904 synchronized (mPackages) { 18905 pkg = mPackages.get(ps.name); 18906 } 18907 18908 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18909 : new int[] {userId}; 18910 for (int nextUserId : userIds) { 18911 if (DEBUG_REMOVE) { 18912 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18913 + nextUserId); 18914 } 18915 18916 destroyAppDataLIF(pkg, userId, 18917 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18918 destroyAppProfilesLIF(pkg, userId); 18919 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18920 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18921 schedulePackageCleaning(ps.name, nextUserId, false); 18922 synchronized (mPackages) { 18923 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18924 scheduleWritePackageRestrictionsLocked(nextUserId); 18925 } 18926 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18927 } 18928 } 18929 18930 if (outInfo != null) { 18931 outInfo.removedPackage = ps.name; 18932 outInfo.installerPackageName = ps.installerPackageName; 18933 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18934 outInfo.removedAppId = ps.appId; 18935 outInfo.removedUsers = userIds; 18936 outInfo.broadcastUsers = userIds; 18937 } 18938 18939 return true; 18940 } 18941 18942 private final class ClearStorageConnection implements ServiceConnection { 18943 IMediaContainerService mContainerService; 18944 18945 @Override 18946 public void onServiceConnected(ComponentName name, IBinder service) { 18947 synchronized (this) { 18948 mContainerService = IMediaContainerService.Stub 18949 .asInterface(Binder.allowBlocking(service)); 18950 notifyAll(); 18951 } 18952 } 18953 18954 @Override 18955 public void onServiceDisconnected(ComponentName name) { 18956 } 18957 } 18958 18959 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18960 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18961 18962 final boolean mounted; 18963 if (Environment.isExternalStorageEmulated()) { 18964 mounted = true; 18965 } else { 18966 final String status = Environment.getExternalStorageState(); 18967 18968 mounted = status.equals(Environment.MEDIA_MOUNTED) 18969 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18970 } 18971 18972 if (!mounted) { 18973 return; 18974 } 18975 18976 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18977 int[] users; 18978 if (userId == UserHandle.USER_ALL) { 18979 users = sUserManager.getUserIds(); 18980 } else { 18981 users = new int[] { userId }; 18982 } 18983 final ClearStorageConnection conn = new ClearStorageConnection(); 18984 if (mContext.bindServiceAsUser( 18985 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18986 try { 18987 for (int curUser : users) { 18988 long timeout = SystemClock.uptimeMillis() + 5000; 18989 synchronized (conn) { 18990 long now; 18991 while (conn.mContainerService == null && 18992 (now = SystemClock.uptimeMillis()) < timeout) { 18993 try { 18994 conn.wait(timeout - now); 18995 } catch (InterruptedException e) { 18996 } 18997 } 18998 } 18999 if (conn.mContainerService == null) { 19000 return; 19001 } 19002 19003 final UserEnvironment userEnv = new UserEnvironment(curUser); 19004 clearDirectory(conn.mContainerService, 19005 userEnv.buildExternalStorageAppCacheDirs(packageName)); 19006 if (allData) { 19007 clearDirectory(conn.mContainerService, 19008 userEnv.buildExternalStorageAppDataDirs(packageName)); 19009 clearDirectory(conn.mContainerService, 19010 userEnv.buildExternalStorageAppMediaDirs(packageName)); 19011 } 19012 } 19013 } finally { 19014 mContext.unbindService(conn); 19015 } 19016 } 19017 } 19018 19019 @Override 19020 public void clearApplicationProfileData(String packageName) { 19021 enforceSystemOrRoot("Only the system can clear all profile data"); 19022 19023 final PackageParser.Package pkg; 19024 synchronized (mPackages) { 19025 pkg = mPackages.get(packageName); 19026 } 19027 19028 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 19029 synchronized (mInstallLock) { 19030 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 19031 } 19032 } 19033 } 19034 19035 @Override 19036 public void clearApplicationUserData(final String packageName, 19037 final IPackageDataObserver observer, final int userId) { 19038 mContext.enforceCallingOrSelfPermission( 19039 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 19040 19041 final int callingUid = Binder.getCallingUid(); 19042 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19043 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 19044 19045 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19046 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 19047 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 19048 throw new SecurityException("Cannot clear data for a protected package: " 19049 + packageName); 19050 } 19051 // Queue up an async operation since the package deletion may take a little while. 19052 mHandler.post(new Runnable() { 19053 public void run() { 19054 mHandler.removeCallbacks(this); 19055 final boolean succeeded; 19056 if (!filterApp) { 19057 try (PackageFreezer freezer = freezePackage(packageName, 19058 "clearApplicationUserData")) { 19059 synchronized (mInstallLock) { 19060 succeeded = clearApplicationUserDataLIF(packageName, userId); 19061 } 19062 clearExternalStorageDataSync(packageName, userId, true); 19063 synchronized (mPackages) { 19064 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 19065 packageName, userId); 19066 } 19067 } 19068 if (succeeded) { 19069 // invoke DeviceStorageMonitor's update method to clear any notifications 19070 DeviceStorageMonitorInternal dsm = LocalServices 19071 .getService(DeviceStorageMonitorInternal.class); 19072 if (dsm != null) { 19073 dsm.checkMemory(); 19074 } 19075 } 19076 } else { 19077 succeeded = false; 19078 } 19079 if (observer != null) { 19080 try { 19081 observer.onRemoveCompleted(packageName, succeeded); 19082 } catch (RemoteException e) { 19083 Log.i(TAG, "Observer no longer exists."); 19084 } 19085 } //end if observer 19086 } //end run 19087 }); 19088 } 19089 19090 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 19091 if (packageName == null) { 19092 Slog.w(TAG, "Attempt to delete null packageName."); 19093 return false; 19094 } 19095 19096 // Try finding details about the requested package 19097 PackageParser.Package pkg; 19098 synchronized (mPackages) { 19099 pkg = mPackages.get(packageName); 19100 if (pkg == null) { 19101 final PackageSetting ps = mSettings.mPackages.get(packageName); 19102 if (ps != null) { 19103 pkg = ps.pkg; 19104 } 19105 } 19106 19107 if (pkg == null) { 19108 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 19109 return false; 19110 } 19111 19112 PackageSetting ps = (PackageSetting) pkg.mExtras; 19113 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19114 } 19115 19116 clearAppDataLIF(pkg, userId, 19117 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19118 19119 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 19120 removeKeystoreDataIfNeeded(userId, appId); 19121 19122 UserManagerInternal umInternal = getUserManagerInternal(); 19123 final int flags; 19124 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 19125 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19126 } else if (umInternal.isUserRunning(userId)) { 19127 flags = StorageManager.FLAG_STORAGE_DE; 19128 } else { 19129 flags = 0; 19130 } 19131 prepareAppDataContentsLIF(pkg, userId, flags); 19132 19133 return true; 19134 } 19135 19136 /** 19137 * Reverts user permission state changes (permissions and flags) in 19138 * all packages for a given user. 19139 * 19140 * @param userId The device user for which to do a reset. 19141 */ 19142 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 19143 final int packageCount = mPackages.size(); 19144 for (int i = 0; i < packageCount; i++) { 19145 PackageParser.Package pkg = mPackages.valueAt(i); 19146 PackageSetting ps = (PackageSetting) pkg.mExtras; 19147 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19148 } 19149 } 19150 19151 private void resetNetworkPolicies(int userId) { 19152 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 19153 } 19154 19155 /** 19156 * Reverts user permission state changes (permissions and flags). 19157 * 19158 * @param ps The package for which to reset. 19159 * @param userId The device user for which to do a reset. 19160 */ 19161 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 19162 final PackageSetting ps, final int userId) { 19163 if (ps.pkg == null) { 19164 return; 19165 } 19166 19167 // These are flags that can change base on user actions. 19168 final int userSettableMask = FLAG_PERMISSION_USER_SET 19169 | FLAG_PERMISSION_USER_FIXED 19170 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 19171 | FLAG_PERMISSION_REVIEW_REQUIRED; 19172 19173 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 19174 | FLAG_PERMISSION_POLICY_FIXED; 19175 19176 boolean writeInstallPermissions = false; 19177 boolean writeRuntimePermissions = false; 19178 19179 final int permissionCount = ps.pkg.requestedPermissions.size(); 19180 for (int i = 0; i < permissionCount; i++) { 19181 final String permName = ps.pkg.requestedPermissions.get(i); 19182 final BasePermission bp = 19183 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19184 if (bp == null) { 19185 continue; 19186 } 19187 19188 // If shared user we just reset the state to which only this app contributed. 19189 if (ps.sharedUser != null) { 19190 boolean used = false; 19191 final int packageCount = ps.sharedUser.packages.size(); 19192 for (int j = 0; j < packageCount; j++) { 19193 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19194 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19195 && pkg.pkg.requestedPermissions.contains(permName)) { 19196 used = true; 19197 break; 19198 } 19199 } 19200 if (used) { 19201 continue; 19202 } 19203 } 19204 19205 final PermissionsState permissionsState = ps.getPermissionsState(); 19206 19207 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19208 19209 // Always clear the user settable flags. 19210 final boolean hasInstallState = 19211 permissionsState.getInstallPermissionState(permName) != null; 19212 // If permission review is enabled and this is a legacy app, mark the 19213 // permission as requiring a review as this is the initial state. 19214 int flags = 0; 19215 if (mSettings.mPermissions.mPermissionReviewRequired 19216 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19217 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19218 } 19219 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19220 if (hasInstallState) { 19221 writeInstallPermissions = true; 19222 } else { 19223 writeRuntimePermissions = true; 19224 } 19225 } 19226 19227 // Below is only runtime permission handling. 19228 if (!bp.isRuntime()) { 19229 continue; 19230 } 19231 19232 // Never clobber system or policy. 19233 if ((oldFlags & policyOrSystemFlags) != 0) { 19234 continue; 19235 } 19236 19237 // If this permission was granted by default, make sure it is. 19238 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19239 if (permissionsState.grantRuntimePermission(bp, userId) 19240 != PERMISSION_OPERATION_FAILURE) { 19241 writeRuntimePermissions = true; 19242 } 19243 // If permission review is enabled the permissions for a legacy apps 19244 // are represented as constantly granted runtime ones, so don't revoke. 19245 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19246 // Otherwise, reset the permission. 19247 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19248 switch (revokeResult) { 19249 case PERMISSION_OPERATION_SUCCESS: 19250 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19251 writeRuntimePermissions = true; 19252 final int appId = ps.appId; 19253 mHandler.post(new Runnable() { 19254 @Override 19255 public void run() { 19256 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19257 } 19258 }); 19259 } break; 19260 } 19261 } 19262 } 19263 19264 // Synchronously write as we are taking permissions away. 19265 if (writeRuntimePermissions) { 19266 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19267 } 19268 19269 // Synchronously write as we are taking permissions away. 19270 if (writeInstallPermissions) { 19271 mSettings.writeLPr(); 19272 } 19273 } 19274 19275 /** 19276 * Remove entries from the keystore daemon. Will only remove it if the 19277 * {@code appId} is valid. 19278 */ 19279 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19280 if (appId < 0) { 19281 return; 19282 } 19283 19284 final KeyStore keyStore = KeyStore.getInstance(); 19285 if (keyStore != null) { 19286 if (userId == UserHandle.USER_ALL) { 19287 for (final int individual : sUserManager.getUserIds()) { 19288 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19289 } 19290 } else { 19291 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19292 } 19293 } else { 19294 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19295 } 19296 } 19297 19298 @Override 19299 public void deleteApplicationCacheFiles(final String packageName, 19300 final IPackageDataObserver observer) { 19301 final int userId = UserHandle.getCallingUserId(); 19302 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19303 } 19304 19305 @Override 19306 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19307 final IPackageDataObserver observer) { 19308 final int callingUid = Binder.getCallingUid(); 19309 if (mContext.checkCallingOrSelfPermission( 19310 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES) 19311 != PackageManager.PERMISSION_GRANTED) { 19312 // If the caller has the old delete cache permission, silently ignore. Else throw. 19313 if (mContext.checkCallingOrSelfPermission( 19314 android.Manifest.permission.DELETE_CACHE_FILES) 19315 == PackageManager.PERMISSION_GRANTED) { 19316 Slog.w(TAG, "Calling uid " + callingUid + " does not have " + 19317 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES + 19318 ", silently ignoring"); 19319 return; 19320 } 19321 mContext.enforceCallingOrSelfPermission( 19322 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES, null); 19323 } 19324 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19325 /* requireFullPermission= */ true, /* checkShell= */ false, 19326 "delete application cache files"); 19327 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19328 android.Manifest.permission.ACCESS_INSTANT_APPS); 19329 19330 final PackageParser.Package pkg; 19331 synchronized (mPackages) { 19332 pkg = mPackages.get(packageName); 19333 } 19334 19335 // Queue up an async operation since the package deletion may take a little while. 19336 mHandler.post(new Runnable() { 19337 public void run() { 19338 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19339 boolean doClearData = true; 19340 if (ps != null) { 19341 final boolean targetIsInstantApp = 19342 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19343 doClearData = !targetIsInstantApp 19344 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19345 } 19346 if (doClearData) { 19347 synchronized (mInstallLock) { 19348 final int flags = StorageManager.FLAG_STORAGE_DE 19349 | StorageManager.FLAG_STORAGE_CE; 19350 // We're only clearing cache files, so we don't care if the 19351 // app is unfrozen and still able to run 19352 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19353 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19354 } 19355 clearExternalStorageDataSync(packageName, userId, false); 19356 } 19357 if (observer != null) { 19358 try { 19359 observer.onRemoveCompleted(packageName, true); 19360 } catch (RemoteException e) { 19361 Log.i(TAG, "Observer no longer exists."); 19362 } 19363 } 19364 } 19365 }); 19366 } 19367 19368 @Override 19369 public void getPackageSizeInfo(final String packageName, int userHandle, 19370 final IPackageStatsObserver observer) { 19371 throw new UnsupportedOperationException( 19372 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19373 } 19374 19375 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19376 final PackageSetting ps; 19377 synchronized (mPackages) { 19378 ps = mSettings.mPackages.get(packageName); 19379 if (ps == null) { 19380 Slog.w(TAG, "Failed to find settings for " + packageName); 19381 return false; 19382 } 19383 } 19384 19385 final String[] packageNames = { packageName }; 19386 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19387 final String[] codePaths = { ps.codePathString }; 19388 19389 try { 19390 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19391 ps.appId, ceDataInodes, codePaths, stats); 19392 19393 // For now, ignore code size of packages on system partition 19394 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19395 stats.codeSize = 0; 19396 } 19397 19398 // External clients expect these to be tracked separately 19399 stats.dataSize -= stats.cacheSize; 19400 19401 } catch (InstallerException e) { 19402 Slog.w(TAG, String.valueOf(e)); 19403 return false; 19404 } 19405 19406 return true; 19407 } 19408 19409 private int getUidTargetSdkVersionLockedLPr(int uid) { 19410 Object obj = mSettings.getUserIdLPr(uid); 19411 if (obj instanceof SharedUserSetting) { 19412 final SharedUserSetting sus = (SharedUserSetting) obj; 19413 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19414 final Iterator<PackageSetting> it = sus.packages.iterator(); 19415 while (it.hasNext()) { 19416 final PackageSetting ps = it.next(); 19417 if (ps.pkg != null) { 19418 int v = ps.pkg.applicationInfo.targetSdkVersion; 19419 if (v < vers) vers = v; 19420 } 19421 } 19422 return vers; 19423 } else if (obj instanceof PackageSetting) { 19424 final PackageSetting ps = (PackageSetting) obj; 19425 if (ps.pkg != null) { 19426 return ps.pkg.applicationInfo.targetSdkVersion; 19427 } 19428 } 19429 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19430 } 19431 19432 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19433 final PackageParser.Package p = mPackages.get(packageName); 19434 if (p != null) { 19435 return p.applicationInfo.targetSdkVersion; 19436 } 19437 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19438 } 19439 19440 @Override 19441 public void addPreferredActivity(IntentFilter filter, int match, 19442 ComponentName[] set, ComponentName activity, int userId) { 19443 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19444 "Adding preferred"); 19445 } 19446 19447 private void addPreferredActivityInternal(IntentFilter filter, int match, 19448 ComponentName[] set, ComponentName activity, boolean always, int userId, 19449 String opname) { 19450 // writer 19451 int callingUid = Binder.getCallingUid(); 19452 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19453 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19454 if (filter.countActions() == 0) { 19455 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19456 return; 19457 } 19458 synchronized (mPackages) { 19459 if (mContext.checkCallingOrSelfPermission( 19460 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19461 != PackageManager.PERMISSION_GRANTED) { 19462 if (getUidTargetSdkVersionLockedLPr(callingUid) 19463 < Build.VERSION_CODES.FROYO) { 19464 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19465 + callingUid); 19466 return; 19467 } 19468 mContext.enforceCallingOrSelfPermission( 19469 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19470 } 19471 19472 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19473 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19474 + userId + ":"); 19475 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19476 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19477 scheduleWritePackageRestrictionsLocked(userId); 19478 postPreferredActivityChangedBroadcast(userId); 19479 } 19480 } 19481 19482 private void postPreferredActivityChangedBroadcast(int userId) { 19483 mHandler.post(() -> { 19484 final IActivityManager am = ActivityManager.getService(); 19485 if (am == null) { 19486 return; 19487 } 19488 19489 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19490 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19491 try { 19492 am.broadcastIntent(null, intent, null, null, 19493 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19494 null, false, false, userId); 19495 } catch (RemoteException e) { 19496 } 19497 }); 19498 } 19499 19500 @Override 19501 public void replacePreferredActivity(IntentFilter filter, int match, 19502 ComponentName[] set, ComponentName activity, int userId) { 19503 if (filter.countActions() != 1) { 19504 throw new IllegalArgumentException( 19505 "replacePreferredActivity expects filter to have only 1 action."); 19506 } 19507 if (filter.countDataAuthorities() != 0 19508 || filter.countDataPaths() != 0 19509 || filter.countDataSchemes() > 1 19510 || filter.countDataTypes() != 0) { 19511 throw new IllegalArgumentException( 19512 "replacePreferredActivity expects filter to have no data authorities, " + 19513 "paths, or types; and at most one scheme."); 19514 } 19515 19516 final int callingUid = Binder.getCallingUid(); 19517 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19518 true /* requireFullPermission */, false /* checkShell */, 19519 "replace preferred activity"); 19520 synchronized (mPackages) { 19521 if (mContext.checkCallingOrSelfPermission( 19522 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19523 != PackageManager.PERMISSION_GRANTED) { 19524 if (getUidTargetSdkVersionLockedLPr(callingUid) 19525 < Build.VERSION_CODES.FROYO) { 19526 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19527 + Binder.getCallingUid()); 19528 return; 19529 } 19530 mContext.enforceCallingOrSelfPermission( 19531 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19532 } 19533 19534 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19535 if (pir != null) { 19536 // Get all of the existing entries that exactly match this filter. 19537 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19538 if (existing != null && existing.size() == 1) { 19539 PreferredActivity cur = existing.get(0); 19540 if (DEBUG_PREFERRED) { 19541 Slog.i(TAG, "Checking replace of preferred:"); 19542 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19543 if (!cur.mPref.mAlways) { 19544 Slog.i(TAG, " -- CUR; not mAlways!"); 19545 } else { 19546 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19547 Slog.i(TAG, " -- CUR: mSet=" 19548 + Arrays.toString(cur.mPref.mSetComponents)); 19549 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19550 Slog.i(TAG, " -- NEW: mMatch=" 19551 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19552 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19553 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19554 } 19555 } 19556 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19557 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19558 && cur.mPref.sameSet(set)) { 19559 // Setting the preferred activity to what it happens to be already 19560 if (DEBUG_PREFERRED) { 19561 Slog.i(TAG, "Replacing with same preferred activity " 19562 + cur.mPref.mShortComponent + " for user " 19563 + userId + ":"); 19564 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19565 } 19566 return; 19567 } 19568 } 19569 19570 if (existing != null) { 19571 if (DEBUG_PREFERRED) { 19572 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19573 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19574 } 19575 for (int i = 0; i < existing.size(); i++) { 19576 PreferredActivity pa = existing.get(i); 19577 if (DEBUG_PREFERRED) { 19578 Slog.i(TAG, "Removing existing preferred activity " 19579 + pa.mPref.mComponent + ":"); 19580 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19581 } 19582 pir.removeFilter(pa); 19583 } 19584 } 19585 } 19586 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19587 "Replacing preferred"); 19588 } 19589 } 19590 19591 @Override 19592 public void clearPackagePreferredActivities(String packageName) { 19593 final int callingUid = Binder.getCallingUid(); 19594 if (getInstantAppPackageName(callingUid) != null) { 19595 return; 19596 } 19597 // writer 19598 synchronized (mPackages) { 19599 PackageParser.Package pkg = mPackages.get(packageName); 19600 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19601 if (mContext.checkCallingOrSelfPermission( 19602 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19603 != PackageManager.PERMISSION_GRANTED) { 19604 if (getUidTargetSdkVersionLockedLPr(callingUid) 19605 < Build.VERSION_CODES.FROYO) { 19606 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19607 + callingUid); 19608 return; 19609 } 19610 mContext.enforceCallingOrSelfPermission( 19611 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19612 } 19613 } 19614 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19615 if (ps != null 19616 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19617 return; 19618 } 19619 int user = UserHandle.getCallingUserId(); 19620 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19621 scheduleWritePackageRestrictionsLocked(user); 19622 } 19623 } 19624 } 19625 19626 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19627 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19628 ArrayList<PreferredActivity> removed = null; 19629 boolean changed = false; 19630 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19631 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19632 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19633 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19634 continue; 19635 } 19636 Iterator<PreferredActivity> it = pir.filterIterator(); 19637 while (it.hasNext()) { 19638 PreferredActivity pa = it.next(); 19639 // Mark entry for removal only if it matches the package name 19640 // and the entry is of type "always". 19641 if (packageName == null || 19642 (pa.mPref.mComponent.getPackageName().equals(packageName) 19643 && pa.mPref.mAlways)) { 19644 if (removed == null) { 19645 removed = new ArrayList<PreferredActivity>(); 19646 } 19647 removed.add(pa); 19648 } 19649 } 19650 if (removed != null) { 19651 for (int j=0; j<removed.size(); j++) { 19652 PreferredActivity pa = removed.get(j); 19653 pir.removeFilter(pa); 19654 } 19655 changed = true; 19656 } 19657 } 19658 if (changed) { 19659 postPreferredActivityChangedBroadcast(userId); 19660 } 19661 return changed; 19662 } 19663 19664 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19665 private void clearIntentFilterVerificationsLPw(int userId) { 19666 final int packageCount = mPackages.size(); 19667 for (int i = 0; i < packageCount; i++) { 19668 PackageParser.Package pkg = mPackages.valueAt(i); 19669 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19670 } 19671 } 19672 19673 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19674 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19675 if (userId == UserHandle.USER_ALL) { 19676 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19677 sUserManager.getUserIds())) { 19678 for (int oneUserId : sUserManager.getUserIds()) { 19679 scheduleWritePackageRestrictionsLocked(oneUserId); 19680 } 19681 } 19682 } else { 19683 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19684 scheduleWritePackageRestrictionsLocked(userId); 19685 } 19686 } 19687 } 19688 19689 /** Clears state for all users, and touches intent filter verification policy */ 19690 void clearDefaultBrowserIfNeeded(String packageName) { 19691 for (int oneUserId : sUserManager.getUserIds()) { 19692 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19693 } 19694 } 19695 19696 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19697 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19698 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19699 if (packageName.equals(defaultBrowserPackageName)) { 19700 setDefaultBrowserPackageName(null, userId); 19701 } 19702 } 19703 } 19704 19705 @Override 19706 public void resetApplicationPreferences(int userId) { 19707 mContext.enforceCallingOrSelfPermission( 19708 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19709 final long identity = Binder.clearCallingIdentity(); 19710 // writer 19711 try { 19712 synchronized (mPackages) { 19713 clearPackagePreferredActivitiesLPw(null, userId); 19714 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19715 // TODO: We have to reset the default SMS and Phone. This requires 19716 // significant refactoring to keep all default apps in the package 19717 // manager (cleaner but more work) or have the services provide 19718 // callbacks to the package manager to request a default app reset. 19719 applyFactoryDefaultBrowserLPw(userId); 19720 clearIntentFilterVerificationsLPw(userId); 19721 primeDomainVerificationsLPw(userId); 19722 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19723 scheduleWritePackageRestrictionsLocked(userId); 19724 } 19725 resetNetworkPolicies(userId); 19726 } finally { 19727 Binder.restoreCallingIdentity(identity); 19728 } 19729 } 19730 19731 @Override 19732 public int getPreferredActivities(List<IntentFilter> outFilters, 19733 List<ComponentName> outActivities, String packageName) { 19734 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19735 return 0; 19736 } 19737 int num = 0; 19738 final int userId = UserHandle.getCallingUserId(); 19739 // reader 19740 synchronized (mPackages) { 19741 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19742 if (pir != null) { 19743 final Iterator<PreferredActivity> it = pir.filterIterator(); 19744 while (it.hasNext()) { 19745 final PreferredActivity pa = it.next(); 19746 if (packageName == null 19747 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19748 && pa.mPref.mAlways)) { 19749 if (outFilters != null) { 19750 outFilters.add(new IntentFilter(pa)); 19751 } 19752 if (outActivities != null) { 19753 outActivities.add(pa.mPref.mComponent); 19754 } 19755 } 19756 } 19757 } 19758 } 19759 19760 return num; 19761 } 19762 19763 @Override 19764 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19765 int userId) { 19766 int callingUid = Binder.getCallingUid(); 19767 if (callingUid != Process.SYSTEM_UID) { 19768 throw new SecurityException( 19769 "addPersistentPreferredActivity can only be run by the system"); 19770 } 19771 if (filter.countActions() == 0) { 19772 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19773 return; 19774 } 19775 synchronized (mPackages) { 19776 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19777 ":"); 19778 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19779 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19780 new PersistentPreferredActivity(filter, activity)); 19781 scheduleWritePackageRestrictionsLocked(userId); 19782 postPreferredActivityChangedBroadcast(userId); 19783 } 19784 } 19785 19786 @Override 19787 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19788 int callingUid = Binder.getCallingUid(); 19789 if (callingUid != Process.SYSTEM_UID) { 19790 throw new SecurityException( 19791 "clearPackagePersistentPreferredActivities can only be run by the system"); 19792 } 19793 ArrayList<PersistentPreferredActivity> removed = null; 19794 boolean changed = false; 19795 synchronized (mPackages) { 19796 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19797 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19798 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19799 .valueAt(i); 19800 if (userId != thisUserId) { 19801 continue; 19802 } 19803 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19804 while (it.hasNext()) { 19805 PersistentPreferredActivity ppa = it.next(); 19806 // Mark entry for removal only if it matches the package name. 19807 if (ppa.mComponent.getPackageName().equals(packageName)) { 19808 if (removed == null) { 19809 removed = new ArrayList<PersistentPreferredActivity>(); 19810 } 19811 removed.add(ppa); 19812 } 19813 } 19814 if (removed != null) { 19815 for (int j=0; j<removed.size(); j++) { 19816 PersistentPreferredActivity ppa = removed.get(j); 19817 ppir.removeFilter(ppa); 19818 } 19819 changed = true; 19820 } 19821 } 19822 19823 if (changed) { 19824 scheduleWritePackageRestrictionsLocked(userId); 19825 postPreferredActivityChangedBroadcast(userId); 19826 } 19827 } 19828 } 19829 19830 /** 19831 * Common machinery for picking apart a restored XML blob and passing 19832 * it to a caller-supplied functor to be applied to the running system. 19833 */ 19834 private void restoreFromXml(XmlPullParser parser, int userId, 19835 String expectedStartTag, BlobXmlRestorer functor) 19836 throws IOException, XmlPullParserException { 19837 int type; 19838 while ((type = parser.next()) != XmlPullParser.START_TAG 19839 && type != XmlPullParser.END_DOCUMENT) { 19840 } 19841 if (type != XmlPullParser.START_TAG) { 19842 // oops didn't find a start tag?! 19843 if (DEBUG_BACKUP) { 19844 Slog.e(TAG, "Didn't find start tag during restore"); 19845 } 19846 return; 19847 } 19848Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19849 // this is supposed to be TAG_PREFERRED_BACKUP 19850 if (!expectedStartTag.equals(parser.getName())) { 19851 if (DEBUG_BACKUP) { 19852 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19853 } 19854 return; 19855 } 19856 19857 // skip interfering stuff, then we're aligned with the backing implementation 19858 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19859Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19860 functor.apply(parser, userId); 19861 } 19862 19863 private interface BlobXmlRestorer { 19864 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19865 } 19866 19867 /** 19868 * Non-Binder method, support for the backup/restore mechanism: write the 19869 * full set of preferred activities in its canonical XML format. Returns the 19870 * XML output as a byte array, or null if there is none. 19871 */ 19872 @Override 19873 public byte[] getPreferredActivityBackup(int userId) { 19874 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19875 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19876 } 19877 19878 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19879 try { 19880 final XmlSerializer serializer = new FastXmlSerializer(); 19881 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19882 serializer.startDocument(null, true); 19883 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19884 19885 synchronized (mPackages) { 19886 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19887 } 19888 19889 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19890 serializer.endDocument(); 19891 serializer.flush(); 19892 } catch (Exception e) { 19893 if (DEBUG_BACKUP) { 19894 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19895 } 19896 return null; 19897 } 19898 19899 return dataStream.toByteArray(); 19900 } 19901 19902 @Override 19903 public void restorePreferredActivities(byte[] backup, int userId) { 19904 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19905 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19906 } 19907 19908 try { 19909 final XmlPullParser parser = Xml.newPullParser(); 19910 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19911 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19912 new BlobXmlRestorer() { 19913 @Override 19914 public void apply(XmlPullParser parser, int userId) 19915 throws XmlPullParserException, IOException { 19916 synchronized (mPackages) { 19917 mSettings.readPreferredActivitiesLPw(parser, userId); 19918 } 19919 } 19920 } ); 19921 } catch (Exception e) { 19922 if (DEBUG_BACKUP) { 19923 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19924 } 19925 } 19926 } 19927 19928 /** 19929 * Non-Binder method, support for the backup/restore mechanism: write the 19930 * default browser (etc) settings in its canonical XML format. Returns the default 19931 * browser XML representation as a byte array, or null if there is none. 19932 */ 19933 @Override 19934 public byte[] getDefaultAppsBackup(int userId) { 19935 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19936 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19937 } 19938 19939 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19940 try { 19941 final XmlSerializer serializer = new FastXmlSerializer(); 19942 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19943 serializer.startDocument(null, true); 19944 serializer.startTag(null, TAG_DEFAULT_APPS); 19945 19946 synchronized (mPackages) { 19947 mSettings.writeDefaultAppsLPr(serializer, userId); 19948 } 19949 19950 serializer.endTag(null, TAG_DEFAULT_APPS); 19951 serializer.endDocument(); 19952 serializer.flush(); 19953 } catch (Exception e) { 19954 if (DEBUG_BACKUP) { 19955 Slog.e(TAG, "Unable to write default apps for backup", e); 19956 } 19957 return null; 19958 } 19959 19960 return dataStream.toByteArray(); 19961 } 19962 19963 @Override 19964 public void restoreDefaultApps(byte[] backup, int userId) { 19965 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19966 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19967 } 19968 19969 try { 19970 final XmlPullParser parser = Xml.newPullParser(); 19971 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19972 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19973 new BlobXmlRestorer() { 19974 @Override 19975 public void apply(XmlPullParser parser, int userId) 19976 throws XmlPullParserException, IOException { 19977 synchronized (mPackages) { 19978 mSettings.readDefaultAppsLPw(parser, userId); 19979 } 19980 } 19981 } ); 19982 } catch (Exception e) { 19983 if (DEBUG_BACKUP) { 19984 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19985 } 19986 } 19987 } 19988 19989 @Override 19990 public byte[] getIntentFilterVerificationBackup(int userId) { 19991 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19992 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19993 } 19994 19995 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19996 try { 19997 final XmlSerializer serializer = new FastXmlSerializer(); 19998 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19999 serializer.startDocument(null, true); 20000 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 20001 20002 synchronized (mPackages) { 20003 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 20004 } 20005 20006 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 20007 serializer.endDocument(); 20008 serializer.flush(); 20009 } catch (Exception e) { 20010 if (DEBUG_BACKUP) { 20011 Slog.e(TAG, "Unable to write default apps for backup", e); 20012 } 20013 return null; 20014 } 20015 20016 return dataStream.toByteArray(); 20017 } 20018 20019 @Override 20020 public void restoreIntentFilterVerification(byte[] backup, int userId) { 20021 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20022 throw new SecurityException("Only the system may call restorePreferredActivities()"); 20023 } 20024 20025 try { 20026 final XmlPullParser parser = Xml.newPullParser(); 20027 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20028 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 20029 new BlobXmlRestorer() { 20030 @Override 20031 public void apply(XmlPullParser parser, int userId) 20032 throws XmlPullParserException, IOException { 20033 synchronized (mPackages) { 20034 mSettings.readAllDomainVerificationsLPr(parser, userId); 20035 mSettings.writeLPr(); 20036 } 20037 } 20038 } ); 20039 } catch (Exception e) { 20040 if (DEBUG_BACKUP) { 20041 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 20042 } 20043 } 20044 } 20045 20046 @Override 20047 public byte[] getPermissionGrantBackup(int userId) { 20048 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20049 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 20050 } 20051 20052 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 20053 try { 20054 final XmlSerializer serializer = new FastXmlSerializer(); 20055 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 20056 serializer.startDocument(null, true); 20057 serializer.startTag(null, TAG_PERMISSION_BACKUP); 20058 20059 synchronized (mPackages) { 20060 serializeRuntimePermissionGrantsLPr(serializer, userId); 20061 } 20062 20063 serializer.endTag(null, TAG_PERMISSION_BACKUP); 20064 serializer.endDocument(); 20065 serializer.flush(); 20066 } catch (Exception e) { 20067 if (DEBUG_BACKUP) { 20068 Slog.e(TAG, "Unable to write default apps for backup", e); 20069 } 20070 return null; 20071 } 20072 20073 return dataStream.toByteArray(); 20074 } 20075 20076 @Override 20077 public void restorePermissionGrants(byte[] backup, int userId) { 20078 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20079 throw new SecurityException("Only the system may call restorePermissionGrants()"); 20080 } 20081 20082 try { 20083 final XmlPullParser parser = Xml.newPullParser(); 20084 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20085 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 20086 new BlobXmlRestorer() { 20087 @Override 20088 public void apply(XmlPullParser parser, int userId) 20089 throws XmlPullParserException, IOException { 20090 synchronized (mPackages) { 20091 processRestoredPermissionGrantsLPr(parser, userId); 20092 } 20093 } 20094 } ); 20095 } catch (Exception e) { 20096 if (DEBUG_BACKUP) { 20097 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 20098 } 20099 } 20100 } 20101 20102 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 20103 throws IOException { 20104 serializer.startTag(null, TAG_ALL_GRANTS); 20105 20106 final int N = mSettings.mPackages.size(); 20107 for (int i = 0; i < N; i++) { 20108 final PackageSetting ps = mSettings.mPackages.valueAt(i); 20109 boolean pkgGrantsKnown = false; 20110 20111 PermissionsState packagePerms = ps.getPermissionsState(); 20112 20113 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 20114 final int grantFlags = state.getFlags(); 20115 // only look at grants that are not system/policy fixed 20116 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 20117 final boolean isGranted = state.isGranted(); 20118 // And only back up the user-twiddled state bits 20119 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 20120 final String packageName = mSettings.mPackages.keyAt(i); 20121 if (!pkgGrantsKnown) { 20122 serializer.startTag(null, TAG_GRANT); 20123 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 20124 pkgGrantsKnown = true; 20125 } 20126 20127 final boolean userSet = 20128 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 20129 final boolean userFixed = 20130 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 20131 final boolean revoke = 20132 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 20133 20134 serializer.startTag(null, TAG_PERMISSION); 20135 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 20136 if (isGranted) { 20137 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 20138 } 20139 if (userSet) { 20140 serializer.attribute(null, ATTR_USER_SET, "true"); 20141 } 20142 if (userFixed) { 20143 serializer.attribute(null, ATTR_USER_FIXED, "true"); 20144 } 20145 if (revoke) { 20146 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 20147 } 20148 serializer.endTag(null, TAG_PERMISSION); 20149 } 20150 } 20151 } 20152 20153 if (pkgGrantsKnown) { 20154 serializer.endTag(null, TAG_GRANT); 20155 } 20156 } 20157 20158 serializer.endTag(null, TAG_ALL_GRANTS); 20159 } 20160 20161 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 20162 throws XmlPullParserException, IOException { 20163 String pkgName = null; 20164 int outerDepth = parser.getDepth(); 20165 int type; 20166 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 20167 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 20168 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 20169 continue; 20170 } 20171 20172 final String tagName = parser.getName(); 20173 if (tagName.equals(TAG_GRANT)) { 20174 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 20175 if (DEBUG_BACKUP) { 20176 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 20177 } 20178 } else if (tagName.equals(TAG_PERMISSION)) { 20179 20180 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 20181 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 20182 20183 int newFlagSet = 0; 20184 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 20185 newFlagSet |= FLAG_PERMISSION_USER_SET; 20186 } 20187 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 20188 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 20189 } 20190 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20191 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20192 } 20193 if (DEBUG_BACKUP) { 20194 Slog.v(TAG, " + Restoring grant:" 20195 + " pkg=" + pkgName 20196 + " perm=" + permName 20197 + " granted=" + isGranted 20198 + " bits=0x" + Integer.toHexString(newFlagSet)); 20199 } 20200 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20201 if (ps != null) { 20202 // Already installed so we apply the grant immediately 20203 if (DEBUG_BACKUP) { 20204 Slog.v(TAG, " + already installed; applying"); 20205 } 20206 PermissionsState perms = ps.getPermissionsState(); 20207 BasePermission bp = 20208 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20209 if (bp != null) { 20210 if (isGranted) { 20211 perms.grantRuntimePermission(bp, userId); 20212 } 20213 if (newFlagSet != 0) { 20214 perms.updatePermissionFlags( 20215 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20216 } 20217 } 20218 } else { 20219 // Need to wait for post-restore install to apply the grant 20220 if (DEBUG_BACKUP) { 20221 Slog.v(TAG, " - not yet installed; saving for later"); 20222 } 20223 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20224 isGranted, newFlagSet, userId); 20225 } 20226 } else { 20227 PackageManagerService.reportSettingsProblem(Log.WARN, 20228 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20229 XmlUtils.skipCurrentTag(parser); 20230 } 20231 } 20232 20233 scheduleWriteSettingsLocked(); 20234 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20235 } 20236 20237 @Override 20238 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20239 int sourceUserId, int targetUserId, int flags) { 20240 mContext.enforceCallingOrSelfPermission( 20241 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20242 int callingUid = Binder.getCallingUid(); 20243 enforceOwnerRights(ownerPackage, callingUid); 20244 PackageManagerServiceUtils.enforceShellRestriction( 20245 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20246 if (intentFilter.countActions() == 0) { 20247 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20248 return; 20249 } 20250 synchronized (mPackages) { 20251 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20252 ownerPackage, targetUserId, flags); 20253 CrossProfileIntentResolver resolver = 20254 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20255 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20256 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20257 if (existing != null) { 20258 int size = existing.size(); 20259 for (int i = 0; i < size; i++) { 20260 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20261 return; 20262 } 20263 } 20264 } 20265 resolver.addFilter(newFilter); 20266 scheduleWritePackageRestrictionsLocked(sourceUserId); 20267 } 20268 } 20269 20270 @Override 20271 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20272 mContext.enforceCallingOrSelfPermission( 20273 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20274 final int callingUid = Binder.getCallingUid(); 20275 enforceOwnerRights(ownerPackage, callingUid); 20276 PackageManagerServiceUtils.enforceShellRestriction( 20277 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20278 synchronized (mPackages) { 20279 CrossProfileIntentResolver resolver = 20280 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20281 ArraySet<CrossProfileIntentFilter> set = 20282 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20283 for (CrossProfileIntentFilter filter : set) { 20284 if (filter.getOwnerPackage().equals(ownerPackage)) { 20285 resolver.removeFilter(filter); 20286 } 20287 } 20288 scheduleWritePackageRestrictionsLocked(sourceUserId); 20289 } 20290 } 20291 20292 // Enforcing that callingUid is owning pkg on userId 20293 private void enforceOwnerRights(String pkg, int callingUid) { 20294 // The system owns everything. 20295 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20296 return; 20297 } 20298 final int callingUserId = UserHandle.getUserId(callingUid); 20299 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20300 if (pi == null) { 20301 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20302 + callingUserId); 20303 } 20304 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20305 throw new SecurityException("Calling uid " + callingUid 20306 + " does not own package " + pkg); 20307 } 20308 } 20309 20310 @Override 20311 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20312 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20313 return null; 20314 } 20315 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20316 } 20317 20318 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20319 UserManagerService ums = UserManagerService.getInstance(); 20320 if (ums != null) { 20321 final UserInfo parent = ums.getProfileParent(userId); 20322 final int launcherUid = (parent != null) ? parent.id : userId; 20323 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20324 if (launcherComponent != null) { 20325 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20326 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20327 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20328 .setPackage(launcherComponent.getPackageName()); 20329 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20330 } 20331 } 20332 } 20333 20334 /** 20335 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20336 * then reports the most likely home activity or null if there are more than one. 20337 */ 20338 private ComponentName getDefaultHomeActivity(int userId) { 20339 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20340 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20341 if (cn != null) { 20342 return cn; 20343 } 20344 20345 // Find the launcher with the highest priority and return that component if there are no 20346 // other home activity with the same priority. 20347 int lastPriority = Integer.MIN_VALUE; 20348 ComponentName lastComponent = null; 20349 final int size = allHomeCandidates.size(); 20350 for (int i = 0; i < size; i++) { 20351 final ResolveInfo ri = allHomeCandidates.get(i); 20352 if (ri.priority > lastPriority) { 20353 lastComponent = ri.activityInfo.getComponentName(); 20354 lastPriority = ri.priority; 20355 } else if (ri.priority == lastPriority) { 20356 // Two components found with same priority. 20357 lastComponent = null; 20358 } 20359 } 20360 return lastComponent; 20361 } 20362 20363 private Intent getHomeIntent() { 20364 Intent intent = new Intent(Intent.ACTION_MAIN); 20365 intent.addCategory(Intent.CATEGORY_HOME); 20366 intent.addCategory(Intent.CATEGORY_DEFAULT); 20367 return intent; 20368 } 20369 20370 private IntentFilter getHomeFilter() { 20371 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20372 filter.addCategory(Intent.CATEGORY_HOME); 20373 filter.addCategory(Intent.CATEGORY_DEFAULT); 20374 return filter; 20375 } 20376 20377 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20378 int userId) { 20379 Intent intent = getHomeIntent(); 20380 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20381 PackageManager.GET_META_DATA, userId); 20382 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20383 true, false, false, userId); 20384 20385 allHomeCandidates.clear(); 20386 if (list != null) { 20387 for (ResolveInfo ri : list) { 20388 allHomeCandidates.add(ri); 20389 } 20390 } 20391 return (preferred == null || preferred.activityInfo == null) 20392 ? null 20393 : new ComponentName(preferred.activityInfo.packageName, 20394 preferred.activityInfo.name); 20395 } 20396 20397 @Override 20398 public void setHomeActivity(ComponentName comp, int userId) { 20399 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20400 return; 20401 } 20402 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20403 getHomeActivitiesAsUser(homeActivities, userId); 20404 20405 boolean found = false; 20406 20407 final int size = homeActivities.size(); 20408 final ComponentName[] set = new ComponentName[size]; 20409 for (int i = 0; i < size; i++) { 20410 final ResolveInfo candidate = homeActivities.get(i); 20411 final ActivityInfo info = candidate.activityInfo; 20412 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20413 set[i] = activityName; 20414 if (!found && activityName.equals(comp)) { 20415 found = true; 20416 } 20417 } 20418 if (!found) { 20419 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20420 + userId); 20421 } 20422 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20423 set, comp, userId); 20424 } 20425 20426 private @Nullable String getSetupWizardPackageName() { 20427 final Intent intent = new Intent(Intent.ACTION_MAIN); 20428 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20429 20430 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20431 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20432 | MATCH_DISABLED_COMPONENTS, 20433 UserHandle.myUserId()); 20434 if (matches.size() == 1) { 20435 return matches.get(0).getComponentInfo().packageName; 20436 } else { 20437 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20438 + ": matches=" + matches); 20439 return null; 20440 } 20441 } 20442 20443 private @Nullable String getStorageManagerPackageName() { 20444 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20445 20446 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20447 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20448 | MATCH_DISABLED_COMPONENTS, 20449 UserHandle.myUserId()); 20450 if (matches.size() == 1) { 20451 return matches.get(0).getComponentInfo().packageName; 20452 } else { 20453 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20454 + matches.size() + ": matches=" + matches); 20455 return null; 20456 } 20457 } 20458 20459 @Override 20460 public String getSystemTextClassifierPackageName() { 20461 return mContext.getString(R.string.config_defaultTextClassifierPackage); 20462 } 20463 20464 @Override 20465 public void setApplicationEnabledSetting(String appPackageName, 20466 int newState, int flags, int userId, String callingPackage) { 20467 if (!sUserManager.exists(userId)) return; 20468 if (callingPackage == null) { 20469 callingPackage = Integer.toString(Binder.getCallingUid()); 20470 } 20471 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20472 } 20473 20474 @Override 20475 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20476 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20477 synchronized (mPackages) { 20478 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20479 if (pkgSetting != null) { 20480 pkgSetting.setUpdateAvailable(updateAvailable); 20481 } 20482 } 20483 } 20484 20485 @Override 20486 public void setComponentEnabledSetting(ComponentName componentName, 20487 int newState, int flags, int userId) { 20488 if (!sUserManager.exists(userId)) return; 20489 setEnabledSetting(componentName.getPackageName(), 20490 componentName.getClassName(), newState, flags, userId, null); 20491 } 20492 20493 private void setEnabledSetting(final String packageName, String className, int newState, 20494 final int flags, int userId, String callingPackage) { 20495 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20496 || newState == COMPONENT_ENABLED_STATE_ENABLED 20497 || newState == COMPONENT_ENABLED_STATE_DISABLED 20498 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20499 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20500 throw new IllegalArgumentException("Invalid new component state: " 20501 + newState); 20502 } 20503 PackageSetting pkgSetting; 20504 final int callingUid = Binder.getCallingUid(); 20505 final int permission; 20506 if (callingUid == Process.SYSTEM_UID) { 20507 permission = PackageManager.PERMISSION_GRANTED; 20508 } else { 20509 permission = mContext.checkCallingOrSelfPermission( 20510 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20511 } 20512 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20513 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20514 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20515 boolean sendNow = false; 20516 boolean isApp = (className == null); 20517 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20518 String componentName = isApp ? packageName : className; 20519 int packageUid = -1; 20520 ArrayList<String> components; 20521 20522 // reader 20523 synchronized (mPackages) { 20524 pkgSetting = mSettings.mPackages.get(packageName); 20525 if (pkgSetting == null) { 20526 if (!isCallerInstantApp) { 20527 if (className == null) { 20528 throw new IllegalArgumentException("Unknown package: " + packageName); 20529 } 20530 throw new IllegalArgumentException( 20531 "Unknown component: " + packageName + "/" + className); 20532 } else { 20533 // throw SecurityException to prevent leaking package information 20534 throw new SecurityException( 20535 "Attempt to change component state; " 20536 + "pid=" + Binder.getCallingPid() 20537 + ", uid=" + callingUid 20538 + (className == null 20539 ? ", package=" + packageName 20540 : ", component=" + packageName + "/" + className)); 20541 } 20542 } 20543 } 20544 20545 // Limit who can change which apps 20546 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20547 // Don't allow apps that don't have permission to modify other apps 20548 if (!allowedByPermission 20549 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20550 throw new SecurityException( 20551 "Attempt to change component state; " 20552 + "pid=" + Binder.getCallingPid() 20553 + ", uid=" + callingUid 20554 + (className == null 20555 ? ", package=" + packageName 20556 : ", component=" + packageName + "/" + className)); 20557 } 20558 // Don't allow changing protected packages. 20559 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20560 throw new SecurityException("Cannot disable a protected package: " + packageName); 20561 } 20562 } 20563 20564 synchronized (mPackages) { 20565 if (callingUid == Process.SHELL_UID 20566 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20567 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20568 // unless it is a test package. 20569 int oldState = pkgSetting.getEnabled(userId); 20570 if (className == null 20571 && 20572 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20573 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20574 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20575 && 20576 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20577 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20578 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20579 // ok 20580 } else { 20581 throw new SecurityException( 20582 "Shell cannot change component state for " + packageName + "/" 20583 + className + " to " + newState); 20584 } 20585 } 20586 } 20587 if (className == null) { 20588 // We're dealing with an application/package level state change 20589 synchronized (mPackages) { 20590 if (pkgSetting.getEnabled(userId) == newState) { 20591 // Nothing to do 20592 return; 20593 } 20594 } 20595 // If we're enabling a system stub, there's a little more work to do. 20596 // Prior to enabling the package, we need to decompress the APK(s) to the 20597 // data partition and then replace the version on the system partition. 20598 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20599 final boolean isSystemStub = deletedPkg.isStub 20600 && deletedPkg.isSystem(); 20601 if (isSystemStub 20602 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20603 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20604 final File codePath = decompressPackage(deletedPkg); 20605 if (codePath == null) { 20606 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20607 return; 20608 } 20609 // TODO remove direct parsing of the package object during internal cleanup 20610 // of scan package 20611 // We need to call parse directly here for no other reason than we need 20612 // the new package in order to disable the old one [we use the information 20613 // for some internal optimization to optionally create a new package setting 20614 // object on replace]. However, we can't get the package from the scan 20615 // because the scan modifies live structures and we need to remove the 20616 // old [system] package from the system before a scan can be attempted. 20617 // Once scan is indempotent we can remove this parse and use the package 20618 // object we scanned, prior to adding it to package settings. 20619 final PackageParser pp = new PackageParser(); 20620 pp.setSeparateProcesses(mSeparateProcesses); 20621 pp.setDisplayMetrics(mMetrics); 20622 pp.setCallback(mPackageParserCallback); 20623 final PackageParser.Package tmpPkg; 20624 try { 20625 final @ParseFlags int parseFlags = mDefParseFlags 20626 | PackageParser.PARSE_MUST_BE_APK 20627 | PackageParser.PARSE_IS_SYSTEM_DIR; 20628 tmpPkg = pp.parsePackage(codePath, parseFlags); 20629 } catch (PackageParserException e) { 20630 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20631 return; 20632 } 20633 synchronized (mInstallLock) { 20634 // Disable the stub and remove any package entries 20635 removePackageLI(deletedPkg, true); 20636 synchronized (mPackages) { 20637 disableSystemPackageLPw(deletedPkg, tmpPkg); 20638 } 20639 final PackageParser.Package pkg; 20640 try (PackageFreezer freezer = 20641 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20642 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20643 | PackageParser.PARSE_ENFORCE_CODE; 20644 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20645 0 /*currentTime*/, null /*user*/); 20646 prepareAppDataAfterInstallLIF(pkg); 20647 synchronized (mPackages) { 20648 try { 20649 updateSharedLibrariesLPr(pkg, null); 20650 } catch (PackageManagerException e) { 20651 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20652 } 20653 mPermissionManager.updatePermissions( 20654 pkg.packageName, pkg, true, mPackages.values(), 20655 mPermissionCallback); 20656 mSettings.writeLPr(); 20657 } 20658 } catch (PackageManagerException e) { 20659 // Whoops! Something went wrong; try to roll back to the stub 20660 Slog.w(TAG, "Failed to install compressed system package:" 20661 + pkgSetting.name, e); 20662 // Remove the failed install 20663 removeCodePathLI(codePath); 20664 20665 // Install the system package 20666 try (PackageFreezer freezer = 20667 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20668 synchronized (mPackages) { 20669 // NOTE: The system package always needs to be enabled; even 20670 // if it's for a compressed stub. If we don't, installing the 20671 // system package fails during scan [scanning checks the disabled 20672 // packages]. We will reverse this later, after we've "installed" 20673 // the stub. 20674 // This leaves us in a fragile state; the stub should never be 20675 // enabled, so, cross your fingers and hope nothing goes wrong 20676 // until we can disable the package later. 20677 enableSystemPackageLPw(deletedPkg); 20678 } 20679 installPackageFromSystemLIF(deletedPkg.codePath, 20680 false /*isPrivileged*/, null /*allUserHandles*/, 20681 null /*origUserHandles*/, null /*origPermissionsState*/, 20682 true /*writeSettings*/); 20683 } catch (PackageManagerException pme) { 20684 Slog.w(TAG, "Failed to restore system package:" 20685 + deletedPkg.packageName, pme); 20686 } finally { 20687 synchronized (mPackages) { 20688 mSettings.disableSystemPackageLPw( 20689 deletedPkg.packageName, true /*replaced*/); 20690 mSettings.writeLPr(); 20691 } 20692 } 20693 return; 20694 } 20695 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20696 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20697 mDexManager.notifyPackageUpdated(pkg.packageName, 20698 pkg.baseCodePath, pkg.splitCodePaths); 20699 } 20700 } 20701 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20702 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20703 // Don't care about who enables an app. 20704 callingPackage = null; 20705 } 20706 synchronized (mPackages) { 20707 pkgSetting.setEnabled(newState, userId, callingPackage); 20708 } 20709 } else { 20710 synchronized (mPackages) { 20711 // We're dealing with a component level state change 20712 // First, verify that this is a valid class name. 20713 PackageParser.Package pkg = pkgSetting.pkg; 20714 if (pkg == null || !pkg.hasComponentClassName(className)) { 20715 if (pkg != null && 20716 pkg.applicationInfo.targetSdkVersion >= 20717 Build.VERSION_CODES.JELLY_BEAN) { 20718 throw new IllegalArgumentException("Component class " + className 20719 + " does not exist in " + packageName); 20720 } else { 20721 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20722 + className + " does not exist in " + packageName); 20723 } 20724 } 20725 switch (newState) { 20726 case COMPONENT_ENABLED_STATE_ENABLED: 20727 if (!pkgSetting.enableComponentLPw(className, userId)) { 20728 return; 20729 } 20730 break; 20731 case COMPONENT_ENABLED_STATE_DISABLED: 20732 if (!pkgSetting.disableComponentLPw(className, userId)) { 20733 return; 20734 } 20735 break; 20736 case COMPONENT_ENABLED_STATE_DEFAULT: 20737 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20738 return; 20739 } 20740 break; 20741 default: 20742 Slog.e(TAG, "Invalid new component state: " + newState); 20743 return; 20744 } 20745 } 20746 } 20747 synchronized (mPackages) { 20748 scheduleWritePackageRestrictionsLocked(userId); 20749 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20750 final long callingId = Binder.clearCallingIdentity(); 20751 try { 20752 updateInstantAppInstallerLocked(packageName); 20753 } finally { 20754 Binder.restoreCallingIdentity(callingId); 20755 } 20756 components = mPendingBroadcasts.get(userId, packageName); 20757 final boolean newPackage = components == null; 20758 if (newPackage) { 20759 components = new ArrayList<String>(); 20760 } 20761 if (!components.contains(componentName)) { 20762 components.add(componentName); 20763 } 20764 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20765 sendNow = true; 20766 // Purge entry from pending broadcast list if another one exists already 20767 // since we are sending one right away. 20768 mPendingBroadcasts.remove(userId, packageName); 20769 } else { 20770 if (newPackage) { 20771 mPendingBroadcasts.put(userId, packageName, components); 20772 } 20773 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20774 // Schedule a message 20775 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20776 } 20777 } 20778 } 20779 20780 long callingId = Binder.clearCallingIdentity(); 20781 try { 20782 if (sendNow) { 20783 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20784 sendPackageChangedBroadcast(packageName, 20785 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20786 } 20787 } finally { 20788 Binder.restoreCallingIdentity(callingId); 20789 } 20790 } 20791 20792 @Override 20793 public void flushPackageRestrictionsAsUser(int userId) { 20794 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20795 return; 20796 } 20797 if (!sUserManager.exists(userId)) { 20798 return; 20799 } 20800 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20801 false /* checkShell */, "flushPackageRestrictions"); 20802 synchronized (mPackages) { 20803 mSettings.writePackageRestrictionsLPr(userId); 20804 mDirtyUsers.remove(userId); 20805 if (mDirtyUsers.isEmpty()) { 20806 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20807 } 20808 } 20809 } 20810 20811 private void sendPackageChangedBroadcast(String packageName, 20812 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20813 if (DEBUG_INSTALL) 20814 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20815 + componentNames); 20816 Bundle extras = new Bundle(4); 20817 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20818 String nameList[] = new String[componentNames.size()]; 20819 componentNames.toArray(nameList); 20820 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20821 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20822 extras.putInt(Intent.EXTRA_UID, packageUid); 20823 // If this is not reporting a change of the overall package, then only send it 20824 // to registered receivers. We don't want to launch a swath of apps for every 20825 // little component state change. 20826 final int flags = !componentNames.contains(packageName) 20827 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20828 final int userId = UserHandle.getUserId(packageUid); 20829 final boolean isInstantApp = isInstantApp(packageName, userId); 20830 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20831 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20832 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20833 userIds, instantUserIds); 20834 } 20835 20836 @Override 20837 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20838 if (!sUserManager.exists(userId)) return; 20839 final int callingUid = Binder.getCallingUid(); 20840 if (getInstantAppPackageName(callingUid) != null) { 20841 return; 20842 } 20843 final int permission = mContext.checkCallingOrSelfPermission( 20844 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20845 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20846 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20847 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20848 // writer 20849 synchronized (mPackages) { 20850 final PackageSetting ps = mSettings.mPackages.get(packageName); 20851 if (!filterAppAccessLPr(ps, callingUid, userId) 20852 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20853 allowedByPermission, callingUid, userId)) { 20854 scheduleWritePackageRestrictionsLocked(userId); 20855 } 20856 } 20857 } 20858 20859 @Override 20860 public String getInstallerPackageName(String packageName) { 20861 final int callingUid = Binder.getCallingUid(); 20862 synchronized (mPackages) { 20863 final PackageSetting ps = mSettings.mPackages.get(packageName); 20864 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20865 return null; 20866 } 20867 return mSettings.getInstallerPackageNameLPr(packageName); 20868 } 20869 } 20870 20871 public boolean isOrphaned(String packageName) { 20872 // reader 20873 synchronized (mPackages) { 20874 return mSettings.isOrphaned(packageName); 20875 } 20876 } 20877 20878 @Override 20879 public int getApplicationEnabledSetting(String packageName, int userId) { 20880 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20881 int callingUid = Binder.getCallingUid(); 20882 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20883 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20884 // reader 20885 synchronized (mPackages) { 20886 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20887 return COMPONENT_ENABLED_STATE_DISABLED; 20888 } 20889 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20890 } 20891 } 20892 20893 @Override 20894 public int getComponentEnabledSetting(ComponentName component, int userId) { 20895 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20896 int callingUid = Binder.getCallingUid(); 20897 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20898 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20899 synchronized (mPackages) { 20900 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20901 component, TYPE_UNKNOWN, userId)) { 20902 return COMPONENT_ENABLED_STATE_DISABLED; 20903 } 20904 return mSettings.getComponentEnabledSettingLPr(component, userId); 20905 } 20906 } 20907 20908 @Override 20909 public void enterSafeMode() { 20910 enforceSystemOrRoot("Only the system can request entering safe mode"); 20911 20912 if (!mSystemReady) { 20913 mSafeMode = true; 20914 } 20915 } 20916 20917 @Override 20918 public void systemReady() { 20919 enforceSystemOrRoot("Only the system can claim the system is ready"); 20920 20921 mSystemReady = true; 20922 final ContentResolver resolver = mContext.getContentResolver(); 20923 ContentObserver co = new ContentObserver(mHandler) { 20924 @Override 20925 public void onChange(boolean selfChange) { 20926 mWebInstantAppsDisabled = 20927 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20928 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20929 } 20930 }; 20931 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20932 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20933 false, co, UserHandle.USER_SYSTEM); 20934 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Secure 20935 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20936 co.onChange(true); 20937 20938 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20939 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20940 // it is done. 20941 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20942 @Override 20943 public void onChange(boolean selfChange) { 20944 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20945 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20946 oobEnabled == 1 ? "true" : "false"); 20947 } 20948 }; 20949 mContext.getContentResolver().registerContentObserver( 20950 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20951 UserHandle.USER_SYSTEM); 20952 // At boot, restore the value from the setting, which persists across reboot. 20953 privAppOobObserver.onChange(true); 20954 20955 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20956 // disabled after already being started. 20957 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20958 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20959 20960 // Read the compatibilty setting when the system is ready. 20961 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20962 mContext.getContentResolver(), 20963 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20964 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20965 if (DEBUG_SETTINGS) { 20966 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20967 } 20968 20969 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20970 20971 synchronized (mPackages) { 20972 // Verify that all of the preferred activity components actually 20973 // exist. It is possible for applications to be updated and at 20974 // that point remove a previously declared activity component that 20975 // had been set as a preferred activity. We try to clean this up 20976 // the next time we encounter that preferred activity, but it is 20977 // possible for the user flow to never be able to return to that 20978 // situation so here we do a sanity check to make sure we haven't 20979 // left any junk around. 20980 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20981 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20982 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20983 removed.clear(); 20984 for (PreferredActivity pa : pir.filterSet()) { 20985 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20986 removed.add(pa); 20987 } 20988 } 20989 if (removed.size() > 0) { 20990 for (int r=0; r<removed.size(); r++) { 20991 PreferredActivity pa = removed.get(r); 20992 Slog.w(TAG, "Removing dangling preferred activity: " 20993 + pa.mPref.mComponent); 20994 pir.removeFilter(pa); 20995 } 20996 mSettings.writePackageRestrictionsLPr( 20997 mSettings.mPreferredActivities.keyAt(i)); 20998 } 20999 } 21000 21001 for (int userId : UserManagerService.getInstance().getUserIds()) { 21002 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 21003 grantPermissionsUserIds = ArrayUtils.appendInt( 21004 grantPermissionsUserIds, userId); 21005 } 21006 } 21007 } 21008 sUserManager.systemReady(); 21009 // If we upgraded grant all default permissions before kicking off. 21010 for (int userId : grantPermissionsUserIds) { 21011 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 21012 } 21013 21014 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 21015 // If we did not grant default permissions, we preload from this the 21016 // default permission exceptions lazily to ensure we don't hit the 21017 // disk on a new user creation. 21018 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 21019 } 21020 21021 // Now that we've scanned all packages, and granted any default 21022 // permissions, ensure permissions are updated. Beware of dragons if you 21023 // try optimizing this. 21024 synchronized (mPackages) { 21025 mPermissionManager.updateAllPermissions( 21026 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 21027 mPermissionCallback); 21028 } 21029 21030 // Kick off any messages waiting for system ready 21031 if (mPostSystemReadyMessages != null) { 21032 for (Message msg : mPostSystemReadyMessages) { 21033 msg.sendToTarget(); 21034 } 21035 mPostSystemReadyMessages = null; 21036 } 21037 21038 // Watch for external volumes that come and go over time 21039 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21040 storage.registerListener(mStorageListener); 21041 21042 mInstallerService.systemReady(); 21043 mPackageDexOptimizer.systemReady(); 21044 21045 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 21046 StorageManagerInternal.class); 21047 StorageManagerInternal.addExternalStoragePolicy( 21048 new StorageManagerInternal.ExternalStorageMountPolicy() { 21049 @Override 21050 public int getMountMode(int uid, String packageName) { 21051 if (Process.isIsolated(uid)) { 21052 return Zygote.MOUNT_EXTERNAL_NONE; 21053 } 21054 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 21055 return Zygote.MOUNT_EXTERNAL_DEFAULT; 21056 } 21057 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 21058 return Zygote.MOUNT_EXTERNAL_READ; 21059 } 21060 return Zygote.MOUNT_EXTERNAL_WRITE; 21061 } 21062 21063 @Override 21064 public boolean hasExternalStorage(int uid, String packageName) { 21065 return true; 21066 } 21067 }); 21068 21069 // Now that we're mostly running, clean up stale users and apps 21070 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 21071 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 21072 21073 mPermissionManager.systemReady(); 21074 21075 if (mInstantAppResolverConnection != null) { 21076 mContext.registerReceiver(new BroadcastReceiver() { 21077 @Override 21078 public void onReceive(Context context, Intent intent) { 21079 mInstantAppResolverConnection.optimisticBind(); 21080 mContext.unregisterReceiver(this); 21081 } 21082 }, new IntentFilter(Intent.ACTION_BOOT_COMPLETED)); 21083 } 21084 } 21085 21086 public void waitForAppDataPrepared() { 21087 if (mPrepareAppDataFuture == null) { 21088 return; 21089 } 21090 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 21091 mPrepareAppDataFuture = null; 21092 } 21093 21094 @Override 21095 public boolean isSafeMode() { 21096 // allow instant applications 21097 return mSafeMode; 21098 } 21099 21100 @Override 21101 public boolean hasSystemUidErrors() { 21102 // allow instant applications 21103 return mHasSystemUidErrors; 21104 } 21105 21106 static String arrayToString(int[] array) { 21107 StringBuffer buf = new StringBuffer(128); 21108 buf.append('['); 21109 if (array != null) { 21110 for (int i=0; i<array.length; i++) { 21111 if (i > 0) buf.append(", "); 21112 buf.append(array[i]); 21113 } 21114 } 21115 buf.append(']'); 21116 return buf.toString(); 21117 } 21118 21119 @Override 21120 public void onShellCommand(FileDescriptor in, FileDescriptor out, 21121 FileDescriptor err, String[] args, ShellCallback callback, 21122 ResultReceiver resultReceiver) { 21123 (new PackageManagerShellCommand(this)).exec( 21124 this, in, out, err, args, callback, resultReceiver); 21125 } 21126 21127 @Override 21128 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 21129 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 21130 21131 DumpState dumpState = new DumpState(); 21132 boolean fullPreferred = false; 21133 boolean checkin = false; 21134 21135 String packageName = null; 21136 ArraySet<String> permissionNames = null; 21137 21138 int opti = 0; 21139 while (opti < args.length) { 21140 String opt = args[opti]; 21141 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 21142 break; 21143 } 21144 opti++; 21145 21146 if ("-a".equals(opt)) { 21147 // Right now we only know how to print all. 21148 } else if ("-h".equals(opt)) { 21149 pw.println("Package manager dump options:"); 21150 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 21151 pw.println(" --checkin: dump for a checkin"); 21152 pw.println(" -f: print details of intent filters"); 21153 pw.println(" -h: print this help"); 21154 pw.println(" cmd may be one of:"); 21155 pw.println(" l[ibraries]: list known shared libraries"); 21156 pw.println(" f[eatures]: list device features"); 21157 pw.println(" k[eysets]: print known keysets"); 21158 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 21159 pw.println(" perm[issions]: dump permissions"); 21160 pw.println(" permission [name ...]: dump declaration and use of given permission"); 21161 pw.println(" pref[erred]: print preferred package settings"); 21162 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 21163 pw.println(" prov[iders]: dump content providers"); 21164 pw.println(" p[ackages]: dump installed packages"); 21165 pw.println(" s[hared-users]: dump shared user IDs"); 21166 pw.println(" m[essages]: print collected runtime messages"); 21167 pw.println(" v[erifiers]: print package verifier info"); 21168 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 21169 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 21170 pw.println(" version: print database version info"); 21171 pw.println(" write: write current settings now"); 21172 pw.println(" installs: details about install sessions"); 21173 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 21174 pw.println(" dexopt: dump dexopt state"); 21175 pw.println(" compiler-stats: dump compiler statistics"); 21176 pw.println(" service-permissions: dump permissions required by services"); 21177 pw.println(" <package.name>: info about given package"); 21178 return; 21179 } else if ("--checkin".equals(opt)) { 21180 checkin = true; 21181 } else if ("-f".equals(opt)) { 21182 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21183 } else if ("--proto".equals(opt)) { 21184 dumpProto(fd); 21185 return; 21186 } else { 21187 pw.println("Unknown argument: " + opt + "; use -h for help"); 21188 } 21189 } 21190 21191 // Is the caller requesting to dump a particular piece of data? 21192 if (opti < args.length) { 21193 String cmd = args[opti]; 21194 opti++; 21195 // Is this a package name? 21196 if ("android".equals(cmd) || cmd.contains(".")) { 21197 packageName = cmd; 21198 // When dumping a single package, we always dump all of its 21199 // filter information since the amount of data will be reasonable. 21200 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21201 } else if ("check-permission".equals(cmd)) { 21202 if (opti >= args.length) { 21203 pw.println("Error: check-permission missing permission argument"); 21204 return; 21205 } 21206 String perm = args[opti]; 21207 opti++; 21208 if (opti >= args.length) { 21209 pw.println("Error: check-permission missing package argument"); 21210 return; 21211 } 21212 21213 String pkg = args[opti]; 21214 opti++; 21215 int user = UserHandle.getUserId(Binder.getCallingUid()); 21216 if (opti < args.length) { 21217 try { 21218 user = Integer.parseInt(args[opti]); 21219 } catch (NumberFormatException e) { 21220 pw.println("Error: check-permission user argument is not a number: " 21221 + args[opti]); 21222 return; 21223 } 21224 } 21225 21226 // Normalize package name to handle renamed packages and static libs 21227 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21228 21229 pw.println(checkPermission(perm, pkg, user)); 21230 return; 21231 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21232 dumpState.setDump(DumpState.DUMP_LIBS); 21233 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21234 dumpState.setDump(DumpState.DUMP_FEATURES); 21235 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21236 if (opti >= args.length) { 21237 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21238 | DumpState.DUMP_SERVICE_RESOLVERS 21239 | DumpState.DUMP_RECEIVER_RESOLVERS 21240 | DumpState.DUMP_CONTENT_RESOLVERS); 21241 } else { 21242 while (opti < args.length) { 21243 String name = args[opti]; 21244 if ("a".equals(name) || "activity".equals(name)) { 21245 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21246 } else if ("s".equals(name) || "service".equals(name)) { 21247 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21248 } else if ("r".equals(name) || "receiver".equals(name)) { 21249 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21250 } else if ("c".equals(name) || "content".equals(name)) { 21251 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21252 } else { 21253 pw.println("Error: unknown resolver table type: " + name); 21254 return; 21255 } 21256 opti++; 21257 } 21258 } 21259 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21260 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21261 } else if ("permission".equals(cmd)) { 21262 if (opti >= args.length) { 21263 pw.println("Error: permission requires permission name"); 21264 return; 21265 } 21266 permissionNames = new ArraySet<>(); 21267 while (opti < args.length) { 21268 permissionNames.add(args[opti]); 21269 opti++; 21270 } 21271 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21272 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21273 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21274 dumpState.setDump(DumpState.DUMP_PREFERRED); 21275 } else if ("preferred-xml".equals(cmd)) { 21276 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21277 if (opti < args.length && "--full".equals(args[opti])) { 21278 fullPreferred = true; 21279 opti++; 21280 } 21281 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21282 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21283 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21284 dumpState.setDump(DumpState.DUMP_PACKAGES); 21285 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21286 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21287 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21288 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21289 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21290 dumpState.setDump(DumpState.DUMP_MESSAGES); 21291 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21292 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21293 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21294 || "intent-filter-verifiers".equals(cmd)) { 21295 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21296 } else if ("version".equals(cmd)) { 21297 dumpState.setDump(DumpState.DUMP_VERSION); 21298 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21299 dumpState.setDump(DumpState.DUMP_KEYSETS); 21300 } else if ("installs".equals(cmd)) { 21301 dumpState.setDump(DumpState.DUMP_INSTALLS); 21302 } else if ("frozen".equals(cmd)) { 21303 dumpState.setDump(DumpState.DUMP_FROZEN); 21304 } else if ("volumes".equals(cmd)) { 21305 dumpState.setDump(DumpState.DUMP_VOLUMES); 21306 } else if ("dexopt".equals(cmd)) { 21307 dumpState.setDump(DumpState.DUMP_DEXOPT); 21308 } else if ("compiler-stats".equals(cmd)) { 21309 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21310 } else if ("changes".equals(cmd)) { 21311 dumpState.setDump(DumpState.DUMP_CHANGES); 21312 } else if ("service-permissions".equals(cmd)) { 21313 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21314 } else if ("write".equals(cmd)) { 21315 synchronized (mPackages) { 21316 mSettings.writeLPr(); 21317 pw.println("Settings written."); 21318 return; 21319 } 21320 } 21321 } 21322 21323 if (checkin) { 21324 pw.println("vers,1"); 21325 } 21326 21327 // reader 21328 synchronized (mPackages) { 21329 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21330 if (!checkin) { 21331 if (dumpState.onTitlePrinted()) 21332 pw.println(); 21333 pw.println("Database versions:"); 21334 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21335 } 21336 } 21337 21338 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21339 if (!checkin) { 21340 if (dumpState.onTitlePrinted()) 21341 pw.println(); 21342 pw.println("Verifiers:"); 21343 pw.print(" Required: "); 21344 pw.print(mRequiredVerifierPackage); 21345 pw.print(" (uid="); 21346 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21347 UserHandle.USER_SYSTEM)); 21348 pw.println(")"); 21349 } else if (mRequiredVerifierPackage != null) { 21350 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21351 pw.print(","); 21352 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21353 UserHandle.USER_SYSTEM)); 21354 } 21355 } 21356 21357 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21358 packageName == null) { 21359 if (mIntentFilterVerifierComponent != null) { 21360 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21361 if (!checkin) { 21362 if (dumpState.onTitlePrinted()) 21363 pw.println(); 21364 pw.println("Intent Filter Verifier:"); 21365 pw.print(" Using: "); 21366 pw.print(verifierPackageName); 21367 pw.print(" (uid="); 21368 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21369 UserHandle.USER_SYSTEM)); 21370 pw.println(")"); 21371 } else if (verifierPackageName != null) { 21372 pw.print("ifv,"); pw.print(verifierPackageName); 21373 pw.print(","); 21374 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21375 UserHandle.USER_SYSTEM)); 21376 } 21377 } else { 21378 pw.println(); 21379 pw.println("No Intent Filter Verifier available!"); 21380 } 21381 } 21382 21383 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21384 boolean printedHeader = false; 21385 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21386 while (it.hasNext()) { 21387 String libName = it.next(); 21388 LongSparseArray<SharedLibraryEntry> versionedLib 21389 = mSharedLibraries.get(libName); 21390 if (versionedLib == null) { 21391 continue; 21392 } 21393 final int versionCount = versionedLib.size(); 21394 for (int i = 0; i < versionCount; i++) { 21395 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21396 if (!checkin) { 21397 if (!printedHeader) { 21398 if (dumpState.onTitlePrinted()) 21399 pw.println(); 21400 pw.println("Libraries:"); 21401 printedHeader = true; 21402 } 21403 pw.print(" "); 21404 } else { 21405 pw.print("lib,"); 21406 } 21407 pw.print(libEntry.info.getName()); 21408 if (libEntry.info.isStatic()) { 21409 pw.print(" version=" + libEntry.info.getLongVersion()); 21410 } 21411 if (!checkin) { 21412 pw.print(" -> "); 21413 } 21414 if (libEntry.path != null) { 21415 pw.print(" (jar) "); 21416 pw.print(libEntry.path); 21417 } else { 21418 pw.print(" (apk) "); 21419 pw.print(libEntry.apk); 21420 } 21421 pw.println(); 21422 } 21423 } 21424 } 21425 21426 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21427 if (dumpState.onTitlePrinted()) 21428 pw.println(); 21429 if (!checkin) { 21430 pw.println("Features:"); 21431 } 21432 21433 synchronized (mAvailableFeatures) { 21434 for (FeatureInfo feat : mAvailableFeatures.values()) { 21435 if (checkin) { 21436 pw.print("feat,"); 21437 pw.print(feat.name); 21438 pw.print(","); 21439 pw.println(feat.version); 21440 } else { 21441 pw.print(" "); 21442 pw.print(feat.name); 21443 if (feat.version > 0) { 21444 pw.print(" version="); 21445 pw.print(feat.version); 21446 } 21447 pw.println(); 21448 } 21449 } 21450 } 21451 } 21452 21453 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21454 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21455 : "Activity Resolver Table:", " ", packageName, 21456 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21457 dumpState.setTitlePrinted(true); 21458 } 21459 } 21460 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21461 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21462 : "Receiver Resolver Table:", " ", packageName, 21463 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21464 dumpState.setTitlePrinted(true); 21465 } 21466 } 21467 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21468 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21469 : "Service Resolver Table:", " ", packageName, 21470 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21471 dumpState.setTitlePrinted(true); 21472 } 21473 } 21474 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21475 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21476 : "Provider Resolver Table:", " ", packageName, 21477 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21478 dumpState.setTitlePrinted(true); 21479 } 21480 } 21481 21482 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21483 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21484 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21485 int user = mSettings.mPreferredActivities.keyAt(i); 21486 if (pir.dump(pw, 21487 dumpState.getTitlePrinted() 21488 ? "\nPreferred Activities User " + user + ":" 21489 : "Preferred Activities User " + user + ":", " ", 21490 packageName, true, false)) { 21491 dumpState.setTitlePrinted(true); 21492 } 21493 } 21494 } 21495 21496 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21497 pw.flush(); 21498 FileOutputStream fout = new FileOutputStream(fd); 21499 BufferedOutputStream str = new BufferedOutputStream(fout); 21500 XmlSerializer serializer = new FastXmlSerializer(); 21501 try { 21502 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21503 serializer.startDocument(null, true); 21504 serializer.setFeature( 21505 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21506 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21507 serializer.endDocument(); 21508 serializer.flush(); 21509 } catch (IllegalArgumentException e) { 21510 pw.println("Failed writing: " + e); 21511 } catch (IllegalStateException e) { 21512 pw.println("Failed writing: " + e); 21513 } catch (IOException e) { 21514 pw.println("Failed writing: " + e); 21515 } 21516 } 21517 21518 if (!checkin 21519 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21520 && packageName == null) { 21521 pw.println(); 21522 int count = mSettings.mPackages.size(); 21523 if (count == 0) { 21524 pw.println("No applications!"); 21525 pw.println(); 21526 } else { 21527 final String prefix = " "; 21528 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21529 if (allPackageSettings.size() == 0) { 21530 pw.println("No domain preferred apps!"); 21531 pw.println(); 21532 } else { 21533 pw.println("App verification status:"); 21534 pw.println(); 21535 count = 0; 21536 for (PackageSetting ps : allPackageSettings) { 21537 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21538 if (ivi == null || ivi.getPackageName() == null) continue; 21539 pw.println(prefix + "Package: " + ivi.getPackageName()); 21540 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21541 pw.println(prefix + "Status: " + ivi.getStatusString()); 21542 pw.println(); 21543 count++; 21544 } 21545 if (count == 0) { 21546 pw.println(prefix + "No app verification established."); 21547 pw.println(); 21548 } 21549 for (int userId : sUserManager.getUserIds()) { 21550 pw.println("App linkages for user " + userId + ":"); 21551 pw.println(); 21552 count = 0; 21553 for (PackageSetting ps : allPackageSettings) { 21554 final long status = ps.getDomainVerificationStatusForUser(userId); 21555 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21556 && !DEBUG_DOMAIN_VERIFICATION) { 21557 continue; 21558 } 21559 pw.println(prefix + "Package: " + ps.name); 21560 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21561 String statusStr = IntentFilterVerificationInfo. 21562 getStatusStringFromValue(status); 21563 pw.println(prefix + "Status: " + statusStr); 21564 pw.println(); 21565 count++; 21566 } 21567 if (count == 0) { 21568 pw.println(prefix + "No configured app linkages."); 21569 pw.println(); 21570 } 21571 } 21572 } 21573 } 21574 } 21575 21576 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21577 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21578 } 21579 21580 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21581 boolean printedSomething = false; 21582 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21583 if (packageName != null && !packageName.equals(p.info.packageName)) { 21584 continue; 21585 } 21586 if (!printedSomething) { 21587 if (dumpState.onTitlePrinted()) 21588 pw.println(); 21589 pw.println("Registered ContentProviders:"); 21590 printedSomething = true; 21591 } 21592 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21593 pw.print(" "); pw.println(p.toString()); 21594 } 21595 printedSomething = false; 21596 for (Map.Entry<String, PackageParser.Provider> entry : 21597 mProvidersByAuthority.entrySet()) { 21598 PackageParser.Provider p = entry.getValue(); 21599 if (packageName != null && !packageName.equals(p.info.packageName)) { 21600 continue; 21601 } 21602 if (!printedSomething) { 21603 if (dumpState.onTitlePrinted()) 21604 pw.println(); 21605 pw.println("ContentProvider Authorities:"); 21606 printedSomething = true; 21607 } 21608 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21609 pw.print(" "); pw.println(p.toString()); 21610 if (p.info != null && p.info.applicationInfo != null) { 21611 final String appInfo = p.info.applicationInfo.toString(); 21612 pw.print(" applicationInfo="); pw.println(appInfo); 21613 } 21614 } 21615 } 21616 21617 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21618 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21619 } 21620 21621 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21622 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21623 } 21624 21625 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21626 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21627 } 21628 21629 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21630 if (dumpState.onTitlePrinted()) pw.println(); 21631 pw.println("Package Changes:"); 21632 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21633 final int K = mChangedPackages.size(); 21634 for (int i = 0; i < K; i++) { 21635 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21636 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21637 final int N = changes.size(); 21638 if (N == 0) { 21639 pw.print(" "); pw.println("No packages changed"); 21640 } else { 21641 for (int j = 0; j < N; j++) { 21642 final String pkgName = changes.valueAt(j); 21643 final int sequenceNumber = changes.keyAt(j); 21644 pw.print(" "); 21645 pw.print("seq="); 21646 pw.print(sequenceNumber); 21647 pw.print(", package="); 21648 pw.println(pkgName); 21649 } 21650 } 21651 } 21652 } 21653 21654 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21655 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21656 } 21657 21658 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21659 // XXX should handle packageName != null by dumping only install data that 21660 // the given package is involved with. 21661 if (dumpState.onTitlePrinted()) pw.println(); 21662 21663 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21664 ipw.println(); 21665 ipw.println("Frozen packages:"); 21666 ipw.increaseIndent(); 21667 if (mFrozenPackages.size() == 0) { 21668 ipw.println("(none)"); 21669 } else { 21670 for (int i = 0; i < mFrozenPackages.size(); i++) { 21671 ipw.println(mFrozenPackages.valueAt(i)); 21672 } 21673 } 21674 ipw.decreaseIndent(); 21675 } 21676 21677 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21678 if (dumpState.onTitlePrinted()) pw.println(); 21679 21680 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21681 ipw.println(); 21682 ipw.println("Loaded volumes:"); 21683 ipw.increaseIndent(); 21684 if (mLoadedVolumes.size() == 0) { 21685 ipw.println("(none)"); 21686 } else { 21687 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21688 ipw.println(mLoadedVolumes.valueAt(i)); 21689 } 21690 } 21691 ipw.decreaseIndent(); 21692 } 21693 21694 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21695 && packageName == null) { 21696 if (dumpState.onTitlePrinted()) pw.println(); 21697 pw.println("Service permissions:"); 21698 21699 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21700 while (filterIterator.hasNext()) { 21701 final ServiceIntentInfo info = filterIterator.next(); 21702 final ServiceInfo serviceInfo = info.service.info; 21703 final String permission = serviceInfo.permission; 21704 if (permission != null) { 21705 pw.print(" "); 21706 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21707 pw.print(": "); 21708 pw.println(permission); 21709 } 21710 } 21711 } 21712 21713 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21714 if (dumpState.onTitlePrinted()) pw.println(); 21715 dumpDexoptStateLPr(pw, packageName); 21716 } 21717 21718 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21719 if (dumpState.onTitlePrinted()) pw.println(); 21720 dumpCompilerStatsLPr(pw, packageName); 21721 } 21722 21723 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21724 if (dumpState.onTitlePrinted()) pw.println(); 21725 mSettings.dumpReadMessagesLPr(pw, dumpState); 21726 21727 pw.println(); 21728 pw.println("Package warning messages:"); 21729 dumpCriticalInfo(pw, null); 21730 } 21731 21732 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21733 dumpCriticalInfo(pw, "msg,"); 21734 } 21735 } 21736 21737 // PackageInstaller should be called outside of mPackages lock 21738 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21739 // XXX should handle packageName != null by dumping only install data that 21740 // the given package is involved with. 21741 if (dumpState.onTitlePrinted()) pw.println(); 21742 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21743 } 21744 } 21745 21746 private void dumpProto(FileDescriptor fd) { 21747 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21748 21749 synchronized (mPackages) { 21750 final long requiredVerifierPackageToken = 21751 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21752 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21753 proto.write( 21754 PackageServiceDumpProto.PackageShortProto.UID, 21755 getPackageUid( 21756 mRequiredVerifierPackage, 21757 MATCH_DEBUG_TRIAGED_MISSING, 21758 UserHandle.USER_SYSTEM)); 21759 proto.end(requiredVerifierPackageToken); 21760 21761 if (mIntentFilterVerifierComponent != null) { 21762 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21763 final long verifierPackageToken = 21764 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21765 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21766 proto.write( 21767 PackageServiceDumpProto.PackageShortProto.UID, 21768 getPackageUid( 21769 verifierPackageName, 21770 MATCH_DEBUG_TRIAGED_MISSING, 21771 UserHandle.USER_SYSTEM)); 21772 proto.end(verifierPackageToken); 21773 } 21774 21775 dumpSharedLibrariesProto(proto); 21776 dumpFeaturesProto(proto); 21777 mSettings.dumpPackagesProto(proto); 21778 mSettings.dumpSharedUsersProto(proto); 21779 dumpCriticalInfo(proto); 21780 } 21781 proto.flush(); 21782 } 21783 21784 private void dumpFeaturesProto(ProtoOutputStream proto) { 21785 synchronized (mAvailableFeatures) { 21786 final int count = mAvailableFeatures.size(); 21787 for (int i = 0; i < count; i++) { 21788 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21789 } 21790 } 21791 } 21792 21793 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21794 final int count = mSharedLibraries.size(); 21795 for (int i = 0; i < count; i++) { 21796 final String libName = mSharedLibraries.keyAt(i); 21797 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21798 if (versionedLib == null) { 21799 continue; 21800 } 21801 final int versionCount = versionedLib.size(); 21802 for (int j = 0; j < versionCount; j++) { 21803 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21804 final long sharedLibraryToken = 21805 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21806 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21807 final boolean isJar = (libEntry.path != null); 21808 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21809 if (isJar) { 21810 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21811 } else { 21812 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21813 } 21814 proto.end(sharedLibraryToken); 21815 } 21816 } 21817 } 21818 21819 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21820 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21821 ipw.println(); 21822 ipw.println("Dexopt state:"); 21823 ipw.increaseIndent(); 21824 Collection<PackageParser.Package> packages = null; 21825 if (packageName != null) { 21826 PackageParser.Package targetPackage = mPackages.get(packageName); 21827 if (targetPackage != null) { 21828 packages = Collections.singletonList(targetPackage); 21829 } else { 21830 ipw.println("Unable to find package: " + packageName); 21831 return; 21832 } 21833 } else { 21834 packages = mPackages.values(); 21835 } 21836 21837 for (PackageParser.Package pkg : packages) { 21838 ipw.println("[" + pkg.packageName + "]"); 21839 ipw.increaseIndent(); 21840 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21841 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21842 ipw.decreaseIndent(); 21843 } 21844 } 21845 21846 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21847 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21848 ipw.println(); 21849 ipw.println("Compiler stats:"); 21850 ipw.increaseIndent(); 21851 Collection<PackageParser.Package> packages = null; 21852 if (packageName != null) { 21853 PackageParser.Package targetPackage = mPackages.get(packageName); 21854 if (targetPackage != null) { 21855 packages = Collections.singletonList(targetPackage); 21856 } else { 21857 ipw.println("Unable to find package: " + packageName); 21858 return; 21859 } 21860 } else { 21861 packages = mPackages.values(); 21862 } 21863 21864 for (PackageParser.Package pkg : packages) { 21865 ipw.println("[" + pkg.packageName + "]"); 21866 ipw.increaseIndent(); 21867 21868 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21869 if (stats == null) { 21870 ipw.println("(No recorded stats)"); 21871 } else { 21872 stats.dump(ipw); 21873 } 21874 ipw.decreaseIndent(); 21875 } 21876 } 21877 21878 private String dumpDomainString(String packageName) { 21879 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21880 .getList(); 21881 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21882 21883 ArraySet<String> result = new ArraySet<>(); 21884 if (iviList.size() > 0) { 21885 for (IntentFilterVerificationInfo ivi : iviList) { 21886 for (String host : ivi.getDomains()) { 21887 result.add(host); 21888 } 21889 } 21890 } 21891 if (filters != null && filters.size() > 0) { 21892 for (IntentFilter filter : filters) { 21893 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21894 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21895 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21896 result.addAll(filter.getHostsList()); 21897 } 21898 } 21899 } 21900 21901 StringBuilder sb = new StringBuilder(result.size() * 16); 21902 for (String domain : result) { 21903 if (sb.length() > 0) sb.append(" "); 21904 sb.append(domain); 21905 } 21906 return sb.toString(); 21907 } 21908 21909 // ------- apps on sdcard specific code ------- 21910 static final boolean DEBUG_SD_INSTALL = false; 21911 21912 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21913 21914 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21915 21916 private boolean mMediaMounted = false; 21917 21918 static String getEncryptKey() { 21919 try { 21920 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21921 SD_ENCRYPTION_KEYSTORE_NAME); 21922 if (sdEncKey == null) { 21923 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21924 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21925 if (sdEncKey == null) { 21926 Slog.e(TAG, "Failed to create encryption keys"); 21927 return null; 21928 } 21929 } 21930 return sdEncKey; 21931 } catch (NoSuchAlgorithmException nsae) { 21932 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21933 return null; 21934 } catch (IOException ioe) { 21935 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21936 return null; 21937 } 21938 } 21939 21940 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21941 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21942 final int size = infos.size(); 21943 final String[] packageNames = new String[size]; 21944 final int[] packageUids = new int[size]; 21945 for (int i = 0; i < size; i++) { 21946 final ApplicationInfo info = infos.get(i); 21947 packageNames[i] = info.packageName; 21948 packageUids[i] = info.uid; 21949 } 21950 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21951 finishedReceiver); 21952 } 21953 21954 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21955 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21956 sendResourcesChangedBroadcast(mediaStatus, replacing, 21957 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21958 } 21959 21960 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21961 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21962 int size = pkgList.length; 21963 if (size > 0) { 21964 // Send broadcasts here 21965 Bundle extras = new Bundle(); 21966 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21967 if (uidArr != null) { 21968 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21969 } 21970 if (replacing) { 21971 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21972 } 21973 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21974 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21975 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21976 } 21977 } 21978 21979 private void loadPrivatePackages(final VolumeInfo vol) { 21980 mHandler.post(new Runnable() { 21981 @Override 21982 public void run() { 21983 loadPrivatePackagesInner(vol); 21984 } 21985 }); 21986 } 21987 21988 private void loadPrivatePackagesInner(VolumeInfo vol) { 21989 final String volumeUuid = vol.fsUuid; 21990 if (TextUtils.isEmpty(volumeUuid)) { 21991 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21992 return; 21993 } 21994 21995 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21996 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21997 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21998 21999 final VersionInfo ver; 22000 final List<PackageSetting> packages; 22001 synchronized (mPackages) { 22002 ver = mSettings.findOrCreateVersion(volumeUuid); 22003 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22004 } 22005 22006 for (PackageSetting ps : packages) { 22007 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 22008 synchronized (mInstallLock) { 22009 final PackageParser.Package pkg; 22010 try { 22011 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 22012 loaded.add(pkg.applicationInfo); 22013 22014 } catch (PackageManagerException e) { 22015 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 22016 } 22017 22018 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 22019 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 22020 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 22021 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 22022 } 22023 } 22024 } 22025 22026 // Reconcile app data for all started/unlocked users 22027 final StorageManager sm = mContext.getSystemService(StorageManager.class); 22028 final UserManager um = mContext.getSystemService(UserManager.class); 22029 UserManagerInternal umInternal = getUserManagerInternal(); 22030 for (UserInfo user : um.getUsers()) { 22031 final int flags; 22032 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22033 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22034 } else if (umInternal.isUserRunning(user.id)) { 22035 flags = StorageManager.FLAG_STORAGE_DE; 22036 } else { 22037 continue; 22038 } 22039 22040 try { 22041 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 22042 synchronized (mInstallLock) { 22043 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 22044 } 22045 } catch (IllegalStateException e) { 22046 // Device was probably ejected, and we'll process that event momentarily 22047 Slog.w(TAG, "Failed to prepare storage: " + e); 22048 } 22049 } 22050 22051 synchronized (mPackages) { 22052 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 22053 if (sdkUpdated) { 22054 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 22055 + mSdkVersion + "; regranting permissions for " + volumeUuid); 22056 } 22057 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 22058 mPermissionCallback); 22059 22060 // Yay, everything is now upgraded 22061 ver.forceCurrent(); 22062 22063 mSettings.writeLPr(); 22064 } 22065 22066 for (PackageFreezer freezer : freezers) { 22067 freezer.close(); 22068 } 22069 22070 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 22071 sendResourcesChangedBroadcast(true, false, loaded, null); 22072 mLoadedVolumes.add(vol.getId()); 22073 } 22074 22075 private void unloadPrivatePackages(final VolumeInfo vol) { 22076 mHandler.post(new Runnable() { 22077 @Override 22078 public void run() { 22079 unloadPrivatePackagesInner(vol); 22080 } 22081 }); 22082 } 22083 22084 private void unloadPrivatePackagesInner(VolumeInfo vol) { 22085 final String volumeUuid = vol.fsUuid; 22086 if (TextUtils.isEmpty(volumeUuid)) { 22087 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 22088 return; 22089 } 22090 22091 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 22092 synchronized (mInstallLock) { 22093 synchronized (mPackages) { 22094 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 22095 for (PackageSetting ps : packages) { 22096 if (ps.pkg == null) continue; 22097 22098 final ApplicationInfo info = ps.pkg.applicationInfo; 22099 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 22100 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 22101 22102 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 22103 "unloadPrivatePackagesInner")) { 22104 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 22105 false, null)) { 22106 unloaded.add(info); 22107 } else { 22108 Slog.w(TAG, "Failed to unload " + ps.codePath); 22109 } 22110 } 22111 22112 // Try very hard to release any references to this package 22113 // so we don't risk the system server being killed due to 22114 // open FDs 22115 AttributeCache.instance().removePackage(ps.name); 22116 } 22117 22118 mSettings.writeLPr(); 22119 } 22120 } 22121 22122 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 22123 sendResourcesChangedBroadcast(false, false, unloaded, null); 22124 mLoadedVolumes.remove(vol.getId()); 22125 22126 // Try very hard to release any references to this path so we don't risk 22127 // the system server being killed due to open FDs 22128 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 22129 22130 for (int i = 0; i < 3; i++) { 22131 System.gc(); 22132 System.runFinalization(); 22133 } 22134 } 22135 22136 private void assertPackageKnown(String volumeUuid, String packageName) 22137 throws PackageManagerException { 22138 synchronized (mPackages) { 22139 // Normalize package name to handle renamed packages 22140 packageName = normalizePackageNameLPr(packageName); 22141 22142 final PackageSetting ps = mSettings.mPackages.get(packageName); 22143 if (ps == null) { 22144 throw new PackageManagerException("Package " + packageName + " is unknown"); 22145 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22146 throw new PackageManagerException( 22147 "Package " + packageName + " found on unknown volume " + volumeUuid 22148 + "; expected volume " + ps.volumeUuid); 22149 } 22150 } 22151 } 22152 22153 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 22154 throws PackageManagerException { 22155 synchronized (mPackages) { 22156 // Normalize package name to handle renamed packages 22157 packageName = normalizePackageNameLPr(packageName); 22158 22159 final PackageSetting ps = mSettings.mPackages.get(packageName); 22160 if (ps == null) { 22161 throw new PackageManagerException("Package " + packageName + " is unknown"); 22162 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22163 throw new PackageManagerException( 22164 "Package " + packageName + " found on unknown volume " + volumeUuid 22165 + "; expected volume " + ps.volumeUuid); 22166 } else if (!ps.getInstalled(userId)) { 22167 throw new PackageManagerException( 22168 "Package " + packageName + " not installed for user " + userId); 22169 } 22170 } 22171 } 22172 22173 private List<String> collectAbsoluteCodePaths() { 22174 synchronized (mPackages) { 22175 List<String> codePaths = new ArrayList<>(); 22176 final int packageCount = mSettings.mPackages.size(); 22177 for (int i = 0; i < packageCount; i++) { 22178 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22179 codePaths.add(ps.codePath.getAbsolutePath()); 22180 } 22181 return codePaths; 22182 } 22183 } 22184 22185 /** 22186 * Examine all apps present on given mounted volume, and destroy apps that 22187 * aren't expected, either due to uninstallation or reinstallation on 22188 * another volume. 22189 */ 22190 private void reconcileApps(String volumeUuid) { 22191 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22192 List<File> filesToDelete = null; 22193 22194 final File[] files = FileUtils.listFilesOrEmpty( 22195 Environment.getDataAppDirectory(volumeUuid)); 22196 for (File file : files) { 22197 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22198 && !PackageInstallerService.isStageName(file.getName()); 22199 if (!isPackage) { 22200 // Ignore entries which are not packages 22201 continue; 22202 } 22203 22204 String absolutePath = file.getAbsolutePath(); 22205 22206 boolean pathValid = false; 22207 final int absoluteCodePathCount = absoluteCodePaths.size(); 22208 for (int i = 0; i < absoluteCodePathCount; i++) { 22209 String absoluteCodePath = absoluteCodePaths.get(i); 22210 if (absolutePath.startsWith(absoluteCodePath)) { 22211 pathValid = true; 22212 break; 22213 } 22214 } 22215 22216 if (!pathValid) { 22217 if (filesToDelete == null) { 22218 filesToDelete = new ArrayList<>(); 22219 } 22220 filesToDelete.add(file); 22221 } 22222 } 22223 22224 if (filesToDelete != null) { 22225 final int fileToDeleteCount = filesToDelete.size(); 22226 for (int i = 0; i < fileToDeleteCount; i++) { 22227 File fileToDelete = filesToDelete.get(i); 22228 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22229 synchronized (mInstallLock) { 22230 removeCodePathLI(fileToDelete); 22231 } 22232 } 22233 } 22234 } 22235 22236 /** 22237 * Reconcile all app data for the given user. 22238 * <p> 22239 * Verifies that directories exist and that ownership and labeling is 22240 * correct for all installed apps on all mounted volumes. 22241 */ 22242 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22243 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22244 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22245 final String volumeUuid = vol.getFsUuid(); 22246 synchronized (mInstallLock) { 22247 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22248 } 22249 } 22250 } 22251 22252 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22253 boolean migrateAppData) { 22254 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22255 } 22256 22257 /** 22258 * Reconcile all app data on given mounted volume. 22259 * <p> 22260 * Destroys app data that isn't expected, either due to uninstallation or 22261 * reinstallation on another volume. 22262 * <p> 22263 * Verifies that directories exist and that ownership and labeling is 22264 * correct for all installed apps. 22265 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22266 */ 22267 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22268 boolean migrateAppData, boolean onlyCoreApps) { 22269 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22270 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22271 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22272 22273 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22274 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22275 22276 // First look for stale data that doesn't belong, and check if things 22277 // have changed since we did our last restorecon 22278 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22279 if (StorageManager.isFileEncryptedNativeOrEmulated() 22280 && !StorageManager.isUserKeyUnlocked(userId)) { 22281 throw new RuntimeException( 22282 "Yikes, someone asked us to reconcile CE storage while " + userId 22283 + " was still locked; this would have caused massive data loss!"); 22284 } 22285 22286 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22287 for (File file : files) { 22288 final String packageName = file.getName(); 22289 try { 22290 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22291 } catch (PackageManagerException e) { 22292 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22293 try { 22294 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22295 StorageManager.FLAG_STORAGE_CE, 0); 22296 } catch (InstallerException e2) { 22297 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22298 } 22299 } 22300 } 22301 } 22302 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22303 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22304 for (File file : files) { 22305 final String packageName = file.getName(); 22306 try { 22307 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22308 } catch (PackageManagerException e) { 22309 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22310 try { 22311 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22312 StorageManager.FLAG_STORAGE_DE, 0); 22313 } catch (InstallerException e2) { 22314 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22315 } 22316 } 22317 } 22318 } 22319 22320 // Ensure that data directories are ready to roll for all packages 22321 // installed for this volume and user 22322 final List<PackageSetting> packages; 22323 synchronized (mPackages) { 22324 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22325 } 22326 int preparedCount = 0; 22327 for (PackageSetting ps : packages) { 22328 final String packageName = ps.name; 22329 if (ps.pkg == null) { 22330 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22331 // TODO: might be due to legacy ASEC apps; we should circle back 22332 // and reconcile again once they're scanned 22333 continue; 22334 } 22335 // Skip non-core apps if requested 22336 if (onlyCoreApps && !ps.pkg.coreApp) { 22337 result.add(packageName); 22338 continue; 22339 } 22340 22341 if (ps.getInstalled(userId)) { 22342 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22343 preparedCount++; 22344 } 22345 } 22346 22347 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22348 return result; 22349 } 22350 22351 /** 22352 * Prepare app data for the given app just after it was installed or 22353 * upgraded. This method carefully only touches users that it's installed 22354 * for, and it forces a restorecon to handle any seinfo changes. 22355 * <p> 22356 * Verifies that directories exist and that ownership and labeling is 22357 * correct for all installed apps. If there is an ownership mismatch, it 22358 * will try recovering system apps by wiping data; third-party app data is 22359 * left intact. 22360 * <p> 22361 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22362 */ 22363 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22364 final PackageSetting ps; 22365 synchronized (mPackages) { 22366 ps = mSettings.mPackages.get(pkg.packageName); 22367 mSettings.writeKernelMappingLPr(ps); 22368 } 22369 22370 final UserManager um = mContext.getSystemService(UserManager.class); 22371 UserManagerInternal umInternal = getUserManagerInternal(); 22372 for (UserInfo user : um.getUsers()) { 22373 final int flags; 22374 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22375 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22376 } else if (umInternal.isUserRunning(user.id)) { 22377 flags = StorageManager.FLAG_STORAGE_DE; 22378 } else { 22379 continue; 22380 } 22381 22382 if (ps.getInstalled(user.id)) { 22383 // TODO: when user data is locked, mark that we're still dirty 22384 prepareAppDataLIF(pkg, user.id, flags); 22385 } 22386 } 22387 } 22388 22389 /** 22390 * Prepare app data for the given app. 22391 * <p> 22392 * Verifies that directories exist and that ownership and labeling is 22393 * correct for all installed apps. If there is an ownership mismatch, this 22394 * will try recovering system apps by wiping data; third-party app data is 22395 * left intact. 22396 */ 22397 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22398 if (pkg == null) { 22399 Slog.wtf(TAG, "Package was null!", new Throwable()); 22400 return; 22401 } 22402 prepareAppDataLeafLIF(pkg, userId, flags); 22403 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22404 for (int i = 0; i < childCount; i++) { 22405 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22406 } 22407 } 22408 22409 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22410 boolean maybeMigrateAppData) { 22411 prepareAppDataLIF(pkg, userId, flags); 22412 22413 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22414 // We may have just shuffled around app data directories, so 22415 // prepare them one more time 22416 prepareAppDataLIF(pkg, userId, flags); 22417 } 22418 } 22419 22420 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22421 if (DEBUG_APP_DATA) { 22422 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22423 + Integer.toHexString(flags)); 22424 } 22425 22426 final String volumeUuid = pkg.volumeUuid; 22427 final String packageName = pkg.packageName; 22428 final ApplicationInfo app = pkg.applicationInfo; 22429 final int appId = UserHandle.getAppId(app.uid); 22430 22431 Preconditions.checkNotNull(app.seInfo); 22432 22433 long ceDataInode = -1; 22434 try { 22435 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22436 appId, app.seInfo, app.targetSdkVersion); 22437 } catch (InstallerException e) { 22438 if (app.isSystemApp()) { 22439 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22440 + ", but trying to recover: " + e); 22441 destroyAppDataLeafLIF(pkg, userId, flags); 22442 try { 22443 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22444 appId, app.seInfo, app.targetSdkVersion); 22445 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22446 } catch (InstallerException e2) { 22447 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22448 } 22449 } else { 22450 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22451 } 22452 } 22453 // Prepare the application profiles only for upgrades and first boot (so that we don't 22454 // repeat the same operation at each boot). 22455 // We only have to cover the upgrade and first boot here because for app installs we 22456 // prepare the profiles before invoking dexopt (in installPackageLI). 22457 // 22458 // We also have to cover non system users because we do not call the usual install package 22459 // methods for them. 22460 if (mIsUpgrade || mFirstBoot || (userId != UserHandle.USER_SYSTEM)) { 22461 mArtManagerService.prepareAppProfiles(pkg, userId); 22462 } 22463 22464 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22465 // TODO: mark this structure as dirty so we persist it! 22466 synchronized (mPackages) { 22467 final PackageSetting ps = mSettings.mPackages.get(packageName); 22468 if (ps != null) { 22469 ps.setCeDataInode(ceDataInode, userId); 22470 } 22471 } 22472 } 22473 22474 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22475 } 22476 22477 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22478 if (pkg == null) { 22479 Slog.wtf(TAG, "Package was null!", new Throwable()); 22480 return; 22481 } 22482 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22483 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22484 for (int i = 0; i < childCount; i++) { 22485 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22486 } 22487 } 22488 22489 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22490 final String volumeUuid = pkg.volumeUuid; 22491 final String packageName = pkg.packageName; 22492 final ApplicationInfo app = pkg.applicationInfo; 22493 22494 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22495 // Create a native library symlink only if we have native libraries 22496 // and if the native libraries are 32 bit libraries. We do not provide 22497 // this symlink for 64 bit libraries. 22498 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22499 final String nativeLibPath = app.nativeLibraryDir; 22500 try { 22501 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22502 nativeLibPath, userId); 22503 } catch (InstallerException e) { 22504 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22505 } 22506 } 22507 } 22508 } 22509 22510 /** 22511 * For system apps on non-FBE devices, this method migrates any existing 22512 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22513 * requested by the app. 22514 */ 22515 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22516 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22517 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22518 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22519 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22520 try { 22521 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22522 storageTarget); 22523 } catch (InstallerException e) { 22524 logCriticalInfo(Log.WARN, 22525 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22526 } 22527 return true; 22528 } else { 22529 return false; 22530 } 22531 } 22532 22533 public PackageFreezer freezePackage(String packageName, String killReason) { 22534 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22535 } 22536 22537 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22538 return new PackageFreezer(packageName, userId, killReason); 22539 } 22540 22541 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22542 String killReason) { 22543 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22544 } 22545 22546 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22547 String killReason) { 22548 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22549 return new PackageFreezer(); 22550 } else { 22551 return freezePackage(packageName, userId, killReason); 22552 } 22553 } 22554 22555 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22556 String killReason) { 22557 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22558 } 22559 22560 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22561 String killReason) { 22562 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22563 return new PackageFreezer(); 22564 } else { 22565 return freezePackage(packageName, userId, killReason); 22566 } 22567 } 22568 22569 /** 22570 * Class that freezes and kills the given package upon creation, and 22571 * unfreezes it upon closing. This is typically used when doing surgery on 22572 * app code/data to prevent the app from running while you're working. 22573 */ 22574 private class PackageFreezer implements AutoCloseable { 22575 private final String mPackageName; 22576 private final PackageFreezer[] mChildren; 22577 22578 private final boolean mWeFroze; 22579 22580 private final AtomicBoolean mClosed = new AtomicBoolean(); 22581 private final CloseGuard mCloseGuard = CloseGuard.get(); 22582 22583 /** 22584 * Create and return a stub freezer that doesn't actually do anything, 22585 * typically used when someone requested 22586 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22587 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22588 */ 22589 public PackageFreezer() { 22590 mPackageName = null; 22591 mChildren = null; 22592 mWeFroze = false; 22593 mCloseGuard.open("close"); 22594 } 22595 22596 public PackageFreezer(String packageName, int userId, String killReason) { 22597 synchronized (mPackages) { 22598 mPackageName = packageName; 22599 mWeFroze = mFrozenPackages.add(mPackageName); 22600 22601 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22602 if (ps != null) { 22603 killApplication(ps.name, ps.appId, userId, killReason); 22604 } 22605 22606 final PackageParser.Package p = mPackages.get(packageName); 22607 if (p != null && p.childPackages != null) { 22608 final int N = p.childPackages.size(); 22609 mChildren = new PackageFreezer[N]; 22610 for (int i = 0; i < N; i++) { 22611 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22612 userId, killReason); 22613 } 22614 } else { 22615 mChildren = null; 22616 } 22617 } 22618 mCloseGuard.open("close"); 22619 } 22620 22621 @Override 22622 protected void finalize() throws Throwable { 22623 try { 22624 if (mCloseGuard != null) { 22625 mCloseGuard.warnIfOpen(); 22626 } 22627 22628 close(); 22629 } finally { 22630 super.finalize(); 22631 } 22632 } 22633 22634 @Override 22635 public void close() { 22636 mCloseGuard.close(); 22637 if (mClosed.compareAndSet(false, true)) { 22638 synchronized (mPackages) { 22639 if (mWeFroze) { 22640 mFrozenPackages.remove(mPackageName); 22641 } 22642 22643 if (mChildren != null) { 22644 for (PackageFreezer freezer : mChildren) { 22645 freezer.close(); 22646 } 22647 } 22648 } 22649 } 22650 } 22651 } 22652 22653 /** 22654 * Verify that given package is currently frozen. 22655 */ 22656 private void checkPackageFrozen(String packageName) { 22657 synchronized (mPackages) { 22658 if (!mFrozenPackages.contains(packageName)) { 22659 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22660 } 22661 } 22662 } 22663 22664 @Override 22665 public int movePackage(final String packageName, final String volumeUuid) { 22666 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22667 22668 final int callingUid = Binder.getCallingUid(); 22669 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22670 final int moveId = mNextMoveId.getAndIncrement(); 22671 mHandler.post(new Runnable() { 22672 @Override 22673 public void run() { 22674 try { 22675 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22676 } catch (PackageManagerException e) { 22677 Slog.w(TAG, "Failed to move " + packageName, e); 22678 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22679 } 22680 } 22681 }); 22682 return moveId; 22683 } 22684 22685 private void movePackageInternal(final String packageName, final String volumeUuid, 22686 final int moveId, final int callingUid, UserHandle user) 22687 throws PackageManagerException { 22688 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22689 final PackageManager pm = mContext.getPackageManager(); 22690 22691 final boolean currentAsec; 22692 final String currentVolumeUuid; 22693 final File codeFile; 22694 final String installerPackageName; 22695 final String packageAbiOverride; 22696 final int appId; 22697 final String seinfo; 22698 final String label; 22699 final int targetSdkVersion; 22700 final PackageFreezer freezer; 22701 final int[] installedUserIds; 22702 22703 // reader 22704 synchronized (mPackages) { 22705 final PackageParser.Package pkg = mPackages.get(packageName); 22706 final PackageSetting ps = mSettings.mPackages.get(packageName); 22707 if (pkg == null 22708 || ps == null 22709 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22710 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22711 } 22712 if (pkg.applicationInfo.isSystemApp()) { 22713 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22714 "Cannot move system application"); 22715 } 22716 22717 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22718 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22719 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22720 if (isInternalStorage && !allow3rdPartyOnInternal) { 22721 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22722 "3rd party apps are not allowed on internal storage"); 22723 } 22724 22725 if (pkg.applicationInfo.isExternalAsec()) { 22726 currentAsec = true; 22727 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22728 } else if (pkg.applicationInfo.isForwardLocked()) { 22729 currentAsec = true; 22730 currentVolumeUuid = "forward_locked"; 22731 } else { 22732 currentAsec = false; 22733 currentVolumeUuid = ps.volumeUuid; 22734 22735 final File probe = new File(pkg.codePath); 22736 final File probeOat = new File(probe, "oat"); 22737 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22738 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22739 "Move only supported for modern cluster style installs"); 22740 } 22741 } 22742 22743 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22744 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22745 "Package already moved to " + volumeUuid); 22746 } 22747 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22748 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22749 "Device admin cannot be moved"); 22750 } 22751 22752 if (mFrozenPackages.contains(packageName)) { 22753 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22754 "Failed to move already frozen package"); 22755 } 22756 22757 codeFile = new File(pkg.codePath); 22758 installerPackageName = ps.installerPackageName; 22759 packageAbiOverride = ps.cpuAbiOverrideString; 22760 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22761 seinfo = pkg.applicationInfo.seInfo; 22762 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22763 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22764 freezer = freezePackage(packageName, "movePackageInternal"); 22765 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22766 } 22767 22768 final Bundle extras = new Bundle(); 22769 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22770 extras.putString(Intent.EXTRA_TITLE, label); 22771 mMoveCallbacks.notifyCreated(moveId, extras); 22772 22773 int installFlags; 22774 final boolean moveCompleteApp; 22775 final File measurePath; 22776 22777 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22778 installFlags = INSTALL_INTERNAL; 22779 moveCompleteApp = !currentAsec; 22780 measurePath = Environment.getDataAppDirectory(volumeUuid); 22781 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22782 installFlags = INSTALL_EXTERNAL; 22783 moveCompleteApp = false; 22784 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22785 } else { 22786 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22787 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22788 || !volume.isMountedWritable()) { 22789 freezer.close(); 22790 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22791 "Move location not mounted private volume"); 22792 } 22793 22794 Preconditions.checkState(!currentAsec); 22795 22796 installFlags = INSTALL_INTERNAL; 22797 moveCompleteApp = true; 22798 measurePath = Environment.getDataAppDirectory(volumeUuid); 22799 } 22800 22801 // If we're moving app data around, we need all the users unlocked 22802 if (moveCompleteApp) { 22803 for (int userId : installedUserIds) { 22804 if (StorageManager.isFileEncryptedNativeOrEmulated() 22805 && !StorageManager.isUserKeyUnlocked(userId)) { 22806 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22807 "User " + userId + " must be unlocked"); 22808 } 22809 } 22810 } 22811 22812 final PackageStats stats = new PackageStats(null, -1); 22813 synchronized (mInstaller) { 22814 for (int userId : installedUserIds) { 22815 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22816 freezer.close(); 22817 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22818 "Failed to measure package size"); 22819 } 22820 } 22821 } 22822 22823 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22824 + stats.dataSize); 22825 22826 final long startFreeBytes = measurePath.getUsableSpace(); 22827 final long sizeBytes; 22828 if (moveCompleteApp) { 22829 sizeBytes = stats.codeSize + stats.dataSize; 22830 } else { 22831 sizeBytes = stats.codeSize; 22832 } 22833 22834 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22835 freezer.close(); 22836 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22837 "Not enough free space to move"); 22838 } 22839 22840 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22841 22842 final CountDownLatch installedLatch = new CountDownLatch(1); 22843 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22844 @Override 22845 public void onUserActionRequired(Intent intent) throws RemoteException { 22846 throw new IllegalStateException(); 22847 } 22848 22849 @Override 22850 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22851 Bundle extras) throws RemoteException { 22852 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22853 + PackageManager.installStatusToString(returnCode, msg)); 22854 22855 installedLatch.countDown(); 22856 freezer.close(); 22857 22858 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22859 switch (status) { 22860 case PackageInstaller.STATUS_SUCCESS: 22861 mMoveCallbacks.notifyStatusChanged(moveId, 22862 PackageManager.MOVE_SUCCEEDED); 22863 break; 22864 case PackageInstaller.STATUS_FAILURE_STORAGE: 22865 mMoveCallbacks.notifyStatusChanged(moveId, 22866 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22867 break; 22868 default: 22869 mMoveCallbacks.notifyStatusChanged(moveId, 22870 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22871 break; 22872 } 22873 } 22874 }; 22875 22876 final MoveInfo move; 22877 if (moveCompleteApp) { 22878 // Kick off a thread to report progress estimates 22879 new Thread() { 22880 @Override 22881 public void run() { 22882 while (true) { 22883 try { 22884 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22885 break; 22886 } 22887 } catch (InterruptedException ignored) { 22888 } 22889 22890 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22891 final int progress = 10 + (int) MathUtils.constrain( 22892 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22893 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22894 } 22895 } 22896 }.start(); 22897 22898 final String dataAppName = codeFile.getName(); 22899 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22900 dataAppName, appId, seinfo, targetSdkVersion); 22901 } else { 22902 move = null; 22903 } 22904 22905 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22906 22907 final Message msg = mHandler.obtainMessage(INIT_COPY); 22908 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22909 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22910 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22911 packageAbiOverride, null /*grantedPermissions*/, 22912 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22913 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22914 msg.obj = params; 22915 22916 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22917 System.identityHashCode(msg.obj)); 22918 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22919 System.identityHashCode(msg.obj)); 22920 22921 mHandler.sendMessage(msg); 22922 } 22923 22924 @Override 22925 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22926 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22927 22928 final int realMoveId = mNextMoveId.getAndIncrement(); 22929 final Bundle extras = new Bundle(); 22930 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22931 mMoveCallbacks.notifyCreated(realMoveId, extras); 22932 22933 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22934 @Override 22935 public void onCreated(int moveId, Bundle extras) { 22936 // Ignored 22937 } 22938 22939 @Override 22940 public void onStatusChanged(int moveId, int status, long estMillis) { 22941 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22942 } 22943 }; 22944 22945 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22946 storage.setPrimaryStorageUuid(volumeUuid, callback); 22947 return realMoveId; 22948 } 22949 22950 @Override 22951 public int getMoveStatus(int moveId) { 22952 mContext.enforceCallingOrSelfPermission( 22953 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22954 return mMoveCallbacks.mLastStatus.get(moveId); 22955 } 22956 22957 @Override 22958 public void registerMoveCallback(IPackageMoveObserver callback) { 22959 mContext.enforceCallingOrSelfPermission( 22960 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22961 mMoveCallbacks.register(callback); 22962 } 22963 22964 @Override 22965 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22966 mContext.enforceCallingOrSelfPermission( 22967 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22968 mMoveCallbacks.unregister(callback); 22969 } 22970 22971 @Override 22972 public boolean setInstallLocation(int loc) { 22973 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22974 null); 22975 if (getInstallLocation() == loc) { 22976 return true; 22977 } 22978 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22979 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22980 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22981 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22982 return true; 22983 } 22984 return false; 22985 } 22986 22987 @Override 22988 public int getInstallLocation() { 22989 // allow instant app access 22990 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22991 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22992 PackageHelper.APP_INSTALL_AUTO); 22993 } 22994 22995 /** Called by UserManagerService */ 22996 void cleanUpUser(UserManagerService userManager, int userHandle) { 22997 synchronized (mPackages) { 22998 mDirtyUsers.remove(userHandle); 22999 mUserNeedsBadging.delete(userHandle); 23000 mSettings.removeUserLPw(userHandle); 23001 mPendingBroadcasts.remove(userHandle); 23002 mInstantAppRegistry.onUserRemovedLPw(userHandle); 23003 removeUnusedPackagesLPw(userManager, userHandle); 23004 } 23005 } 23006 23007 /** 23008 * We're removing userHandle and would like to remove any downloaded packages 23009 * that are no longer in use by any other user. 23010 * @param userHandle the user being removed 23011 */ 23012 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 23013 final boolean DEBUG_CLEAN_APKS = false; 23014 int [] users = userManager.getUserIds(); 23015 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 23016 while (psit.hasNext()) { 23017 PackageSetting ps = psit.next(); 23018 if (ps.pkg == null) { 23019 continue; 23020 } 23021 final String packageName = ps.pkg.packageName; 23022 // Skip over if system app 23023 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23024 continue; 23025 } 23026 if (DEBUG_CLEAN_APKS) { 23027 Slog.i(TAG, "Checking package " + packageName); 23028 } 23029 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 23030 if (keep) { 23031 if (DEBUG_CLEAN_APKS) { 23032 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 23033 } 23034 } else { 23035 for (int i = 0; i < users.length; i++) { 23036 if (users[i] != userHandle && ps.getInstalled(users[i])) { 23037 keep = true; 23038 if (DEBUG_CLEAN_APKS) { 23039 Slog.i(TAG, " Keeping package " + packageName + " for user " 23040 + users[i]); 23041 } 23042 break; 23043 } 23044 } 23045 } 23046 if (!keep) { 23047 if (DEBUG_CLEAN_APKS) { 23048 Slog.i(TAG, " Removing package " + packageName); 23049 } 23050 mHandler.post(new Runnable() { 23051 public void run() { 23052 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23053 userHandle, 0); 23054 } //end run 23055 }); 23056 } 23057 } 23058 } 23059 23060 /** Called by UserManagerService */ 23061 void createNewUser(int userId, String[] disallowedPackages) { 23062 synchronized (mInstallLock) { 23063 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 23064 } 23065 synchronized (mPackages) { 23066 scheduleWritePackageRestrictionsLocked(userId); 23067 scheduleWritePackageListLocked(userId); 23068 applyFactoryDefaultBrowserLPw(userId); 23069 primeDomainVerificationsLPw(userId); 23070 } 23071 } 23072 23073 void onNewUserCreated(final int userId) { 23074 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 23075 synchronized(mPackages) { 23076 // If permission review for legacy apps is required, we represent 23077 // dagerous permissions for such apps as always granted runtime 23078 // permissions to keep per user flag state whether review is needed. 23079 // Hence, if a new user is added we have to propagate dangerous 23080 // permission grants for these legacy apps. 23081 if (mSettings.mPermissions.mPermissionReviewRequired) { 23082// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 23083 mPermissionManager.updateAllPermissions( 23084 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 23085 mPermissionCallback); 23086 } 23087 } 23088 } 23089 23090 @Override 23091 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 23092 mContext.enforceCallingOrSelfPermission( 23093 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 23094 "Only package verification agents can read the verifier device identity"); 23095 23096 synchronized (mPackages) { 23097 return mSettings.getVerifierDeviceIdentityLPw(); 23098 } 23099 } 23100 23101 @Override 23102 public void setPermissionEnforced(String permission, boolean enforced) { 23103 // TODO: Now that we no longer change GID for storage, this should to away. 23104 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 23105 "setPermissionEnforced"); 23106 if (READ_EXTERNAL_STORAGE.equals(permission)) { 23107 synchronized (mPackages) { 23108 if (mSettings.mReadExternalStorageEnforced == null 23109 || mSettings.mReadExternalStorageEnforced != enforced) { 23110 mSettings.mReadExternalStorageEnforced = 23111 enforced ? Boolean.TRUE : Boolean.FALSE; 23112 mSettings.writeLPr(); 23113 } 23114 } 23115 // kill any non-foreground processes so we restart them and 23116 // grant/revoke the GID. 23117 final IActivityManager am = ActivityManager.getService(); 23118 if (am != null) { 23119 final long token = Binder.clearCallingIdentity(); 23120 try { 23121 am.killProcessesBelowForeground("setPermissionEnforcement"); 23122 } catch (RemoteException e) { 23123 } finally { 23124 Binder.restoreCallingIdentity(token); 23125 } 23126 } 23127 } else { 23128 throw new IllegalArgumentException("No selective enforcement for " + permission); 23129 } 23130 } 23131 23132 @Override 23133 @Deprecated 23134 public boolean isPermissionEnforced(String permission) { 23135 // allow instant applications 23136 return true; 23137 } 23138 23139 @Override 23140 public boolean isStorageLow() { 23141 // allow instant applications 23142 final long token = Binder.clearCallingIdentity(); 23143 try { 23144 final DeviceStorageMonitorInternal 23145 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 23146 if (dsm != null) { 23147 return dsm.isMemoryLow(); 23148 } else { 23149 return false; 23150 } 23151 } finally { 23152 Binder.restoreCallingIdentity(token); 23153 } 23154 } 23155 23156 @Override 23157 public IPackageInstaller getPackageInstaller() { 23158 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23159 return null; 23160 } 23161 return mInstallerService; 23162 } 23163 23164 @Override 23165 public IArtManager getArtManager() { 23166 return mArtManagerService; 23167 } 23168 23169 private boolean userNeedsBadging(int userId) { 23170 int index = mUserNeedsBadging.indexOfKey(userId); 23171 if (index < 0) { 23172 final UserInfo userInfo; 23173 final long token = Binder.clearCallingIdentity(); 23174 try { 23175 userInfo = sUserManager.getUserInfo(userId); 23176 } finally { 23177 Binder.restoreCallingIdentity(token); 23178 } 23179 final boolean b; 23180 if (userInfo != null && userInfo.isManagedProfile()) { 23181 b = true; 23182 } else { 23183 b = false; 23184 } 23185 mUserNeedsBadging.put(userId, b); 23186 return b; 23187 } 23188 return mUserNeedsBadging.valueAt(index); 23189 } 23190 23191 @Override 23192 public KeySet getKeySetByAlias(String packageName, String alias) { 23193 if (packageName == null || alias == null) { 23194 return null; 23195 } 23196 synchronized(mPackages) { 23197 final PackageParser.Package pkg = mPackages.get(packageName); 23198 if (pkg == null) { 23199 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23200 throw new IllegalArgumentException("Unknown package: " + packageName); 23201 } 23202 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23203 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 23204 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 23205 throw new IllegalArgumentException("Unknown package: " + packageName); 23206 } 23207 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23208 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23209 } 23210 } 23211 23212 @Override 23213 public KeySet getSigningKeySet(String packageName) { 23214 if (packageName == null) { 23215 return null; 23216 } 23217 synchronized(mPackages) { 23218 final int callingUid = Binder.getCallingUid(); 23219 final int callingUserId = UserHandle.getUserId(callingUid); 23220 final PackageParser.Package pkg = mPackages.get(packageName); 23221 if (pkg == null) { 23222 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23223 throw new IllegalArgumentException("Unknown package: " + packageName); 23224 } 23225 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23226 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23227 // filter and pretend the package doesn't exist 23228 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23229 + ", uid:" + callingUid); 23230 throw new IllegalArgumentException("Unknown package: " + packageName); 23231 } 23232 if (pkg.applicationInfo.uid != callingUid 23233 && Process.SYSTEM_UID != callingUid) { 23234 throw new SecurityException("May not access signing KeySet of other apps."); 23235 } 23236 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23237 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23238 } 23239 } 23240 23241 @Override 23242 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23243 final int callingUid = Binder.getCallingUid(); 23244 if (getInstantAppPackageName(callingUid) != null) { 23245 return false; 23246 } 23247 if (packageName == null || ks == null) { 23248 return false; 23249 } 23250 synchronized(mPackages) { 23251 final PackageParser.Package pkg = mPackages.get(packageName); 23252 if (pkg == null 23253 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23254 UserHandle.getUserId(callingUid))) { 23255 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23256 throw new IllegalArgumentException("Unknown package: " + packageName); 23257 } 23258 IBinder ksh = ks.getToken(); 23259 if (ksh instanceof KeySetHandle) { 23260 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23261 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23262 } 23263 return false; 23264 } 23265 } 23266 23267 @Override 23268 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23269 final int callingUid = Binder.getCallingUid(); 23270 if (getInstantAppPackageName(callingUid) != null) { 23271 return false; 23272 } 23273 if (packageName == null || ks == null) { 23274 return false; 23275 } 23276 synchronized(mPackages) { 23277 final PackageParser.Package pkg = mPackages.get(packageName); 23278 if (pkg == null 23279 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23280 UserHandle.getUserId(callingUid))) { 23281 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23282 throw new IllegalArgumentException("Unknown package: " + packageName); 23283 } 23284 IBinder ksh = ks.getToken(); 23285 if (ksh instanceof KeySetHandle) { 23286 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23287 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23288 } 23289 return false; 23290 } 23291 } 23292 23293 private void deletePackageIfUnusedLPr(final String packageName) { 23294 PackageSetting ps = mSettings.mPackages.get(packageName); 23295 if (ps == null) { 23296 return; 23297 } 23298 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23299 // TODO Implement atomic delete if package is unused 23300 // It is currently possible that the package will be deleted even if it is installed 23301 // after this method returns. 23302 mHandler.post(new Runnable() { 23303 public void run() { 23304 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23305 0, PackageManager.DELETE_ALL_USERS); 23306 } 23307 }); 23308 } 23309 } 23310 23311 /** 23312 * Check and throw if the given before/after packages would be considered a 23313 * downgrade. 23314 */ 23315 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23316 throws PackageManagerException { 23317 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23318 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23319 "Update version code " + after.versionCode + " is older than current " 23320 + before.getLongVersionCode()); 23321 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23322 if (after.baseRevisionCode < before.baseRevisionCode) { 23323 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23324 "Update base revision code " + after.baseRevisionCode 23325 + " is older than current " + before.baseRevisionCode); 23326 } 23327 23328 if (!ArrayUtils.isEmpty(after.splitNames)) { 23329 for (int i = 0; i < after.splitNames.length; i++) { 23330 final String splitName = after.splitNames[i]; 23331 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23332 if (j != -1) { 23333 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23334 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23335 "Update split " + splitName + " revision code " 23336 + after.splitRevisionCodes[i] + " is older than current " 23337 + before.splitRevisionCodes[j]); 23338 } 23339 } 23340 } 23341 } 23342 } 23343 } 23344 23345 private static class MoveCallbacks extends Handler { 23346 private static final int MSG_CREATED = 1; 23347 private static final int MSG_STATUS_CHANGED = 2; 23348 23349 private final RemoteCallbackList<IPackageMoveObserver> 23350 mCallbacks = new RemoteCallbackList<>(); 23351 23352 private final SparseIntArray mLastStatus = new SparseIntArray(); 23353 23354 public MoveCallbacks(Looper looper) { 23355 super(looper); 23356 } 23357 23358 public void register(IPackageMoveObserver callback) { 23359 mCallbacks.register(callback); 23360 } 23361 23362 public void unregister(IPackageMoveObserver callback) { 23363 mCallbacks.unregister(callback); 23364 } 23365 23366 @Override 23367 public void handleMessage(Message msg) { 23368 final SomeArgs args = (SomeArgs) msg.obj; 23369 final int n = mCallbacks.beginBroadcast(); 23370 for (int i = 0; i < n; i++) { 23371 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23372 try { 23373 invokeCallback(callback, msg.what, args); 23374 } catch (RemoteException ignored) { 23375 } 23376 } 23377 mCallbacks.finishBroadcast(); 23378 args.recycle(); 23379 } 23380 23381 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23382 throws RemoteException { 23383 switch (what) { 23384 case MSG_CREATED: { 23385 callback.onCreated(args.argi1, (Bundle) args.arg2); 23386 break; 23387 } 23388 case MSG_STATUS_CHANGED: { 23389 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23390 break; 23391 } 23392 } 23393 } 23394 23395 private void notifyCreated(int moveId, Bundle extras) { 23396 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23397 23398 final SomeArgs args = SomeArgs.obtain(); 23399 args.argi1 = moveId; 23400 args.arg2 = extras; 23401 obtainMessage(MSG_CREATED, args).sendToTarget(); 23402 } 23403 23404 private void notifyStatusChanged(int moveId, int status) { 23405 notifyStatusChanged(moveId, status, -1); 23406 } 23407 23408 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23409 Slog.v(TAG, "Move " + moveId + " status " + status); 23410 23411 final SomeArgs args = SomeArgs.obtain(); 23412 args.argi1 = moveId; 23413 args.argi2 = status; 23414 args.arg3 = estMillis; 23415 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23416 23417 synchronized (mLastStatus) { 23418 mLastStatus.put(moveId, status); 23419 } 23420 } 23421 } 23422 23423 private final static class OnPermissionChangeListeners extends Handler { 23424 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23425 23426 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23427 new RemoteCallbackList<>(); 23428 23429 public OnPermissionChangeListeners(Looper looper) { 23430 super(looper); 23431 } 23432 23433 @Override 23434 public void handleMessage(Message msg) { 23435 switch (msg.what) { 23436 case MSG_ON_PERMISSIONS_CHANGED: { 23437 final int uid = msg.arg1; 23438 handleOnPermissionsChanged(uid); 23439 } break; 23440 } 23441 } 23442 23443 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23444 mPermissionListeners.register(listener); 23445 23446 } 23447 23448 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23449 mPermissionListeners.unregister(listener); 23450 } 23451 23452 public void onPermissionsChanged(int uid) { 23453 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23454 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23455 } 23456 } 23457 23458 private void handleOnPermissionsChanged(int uid) { 23459 final int count = mPermissionListeners.beginBroadcast(); 23460 try { 23461 for (int i = 0; i < count; i++) { 23462 IOnPermissionsChangeListener callback = mPermissionListeners 23463 .getBroadcastItem(i); 23464 try { 23465 callback.onPermissionsChanged(uid); 23466 } catch (RemoteException e) { 23467 Log.e(TAG, "Permission listener is dead", e); 23468 } 23469 } 23470 } finally { 23471 mPermissionListeners.finishBroadcast(); 23472 } 23473 } 23474 } 23475 23476 private class PackageManagerNative extends IPackageManagerNative.Stub { 23477 @Override 23478 public String[] getNamesForUids(int[] uids) throws RemoteException { 23479 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23480 // massage results so they can be parsed by the native binder 23481 for (int i = results.length - 1; i >= 0; --i) { 23482 if (results[i] == null) { 23483 results[i] = ""; 23484 } 23485 } 23486 return results; 23487 } 23488 23489 // NB: this differentiates between preloads and sideloads 23490 @Override 23491 public String getInstallerForPackage(String packageName) throws RemoteException { 23492 final String installerName = getInstallerPackageName(packageName); 23493 if (!TextUtils.isEmpty(installerName)) { 23494 return installerName; 23495 } 23496 // differentiate between preload and sideload 23497 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23498 ApplicationInfo appInfo = getApplicationInfo(packageName, 23499 /*flags*/ 0, 23500 /*userId*/ callingUser); 23501 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23502 return "preload"; 23503 } 23504 return ""; 23505 } 23506 23507 @Override 23508 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23509 try { 23510 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23511 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23512 if (pInfo != null) { 23513 return pInfo.getLongVersionCode(); 23514 } 23515 } catch (Exception e) { 23516 } 23517 return 0; 23518 } 23519 } 23520 23521 private class PackageManagerInternalImpl extends PackageManagerInternal { 23522 @Override 23523 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23524 int flagValues, int userId) { 23525 PackageManagerService.this.updatePermissionFlags( 23526 permName, packageName, flagMask, flagValues, userId); 23527 } 23528 23529 @Override 23530 public boolean isDataRestoreSafe(byte[] restoringFromSigHash, String packageName) { 23531 SigningDetails sd = getSigningDetails(packageName); 23532 if (sd == null) { 23533 return false; 23534 } 23535 return sd.hasSha256Certificate(restoringFromSigHash, 23536 SigningDetails.CertCapabilities.INSTALLED_DATA); 23537 } 23538 23539 @Override 23540 public boolean isDataRestoreSafe(Signature restoringFromSig, String packageName) { 23541 SigningDetails sd = getSigningDetails(packageName); 23542 if (sd == null) { 23543 return false; 23544 } 23545 return sd.hasCertificate(restoringFromSig, 23546 SigningDetails.CertCapabilities.INSTALLED_DATA); 23547 } 23548 23549 private SigningDetails getSigningDetails(@NonNull String packageName) { 23550 synchronized (mPackages) { 23551 PackageParser.Package p = mPackages.get(packageName); 23552 if (p == null) { 23553 return null; 23554 } 23555 return p.mSigningDetails; 23556 } 23557 } 23558 23559 @Override 23560 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23561 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23562 } 23563 23564 @Override 23565 public boolean isInstantApp(String packageName, int userId) { 23566 return PackageManagerService.this.isInstantApp(packageName, userId); 23567 } 23568 23569 @Override 23570 public String getInstantAppPackageName(int uid) { 23571 return PackageManagerService.this.getInstantAppPackageName(uid); 23572 } 23573 23574 @Override 23575 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23576 synchronized (mPackages) { 23577 return PackageManagerService.this.filterAppAccessLPr( 23578 (PackageSetting) pkg.mExtras, callingUid, userId); 23579 } 23580 } 23581 23582 @Override 23583 public PackageParser.Package getPackage(String packageName) { 23584 synchronized (mPackages) { 23585 packageName = resolveInternalPackageNameLPr( 23586 packageName, PackageManager.VERSION_CODE_HIGHEST); 23587 return mPackages.get(packageName); 23588 } 23589 } 23590 23591 @Override 23592 public PackageList getPackageList(PackageListObserver observer) { 23593 synchronized (mPackages) { 23594 final int N = mPackages.size(); 23595 final ArrayList<String> list = new ArrayList<>(N); 23596 for (int i = 0; i < N; i++) { 23597 list.add(mPackages.keyAt(i)); 23598 } 23599 final PackageList packageList = new PackageList(list, observer); 23600 if (observer != null) { 23601 mPackageListObservers.add(packageList); 23602 } 23603 return packageList; 23604 } 23605 } 23606 23607 @Override 23608 public void removePackageListObserver(PackageListObserver observer) { 23609 synchronized (mPackages) { 23610 mPackageListObservers.remove(observer); 23611 } 23612 } 23613 23614 @Override 23615 public PackageParser.Package getDisabledPackage(String packageName) { 23616 synchronized (mPackages) { 23617 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23618 return (ps != null) ? ps.pkg : null; 23619 } 23620 } 23621 23622 @Override 23623 public String getKnownPackageName(int knownPackage, int userId) { 23624 switch(knownPackage) { 23625 case PackageManagerInternal.PACKAGE_BROWSER: 23626 return getDefaultBrowserPackageName(userId); 23627 case PackageManagerInternal.PACKAGE_INSTALLER: 23628 return mRequiredInstallerPackage; 23629 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23630 return mSetupWizardPackage; 23631 case PackageManagerInternal.PACKAGE_SYSTEM: 23632 return "android"; 23633 case PackageManagerInternal.PACKAGE_VERIFIER: 23634 return mRequiredVerifierPackage; 23635 case PackageManagerInternal.PACKAGE_SYSTEM_TEXT_CLASSIFIER: 23636 return mSystemTextClassifierPackage; 23637 } 23638 return null; 23639 } 23640 23641 @Override 23642 public boolean isResolveActivityComponent(ComponentInfo component) { 23643 return mResolveActivity.packageName.equals(component.packageName) 23644 && mResolveActivity.name.equals(component.name); 23645 } 23646 23647 @Override 23648 public void setLocationPackagesProvider(PackagesProvider provider) { 23649 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23650 } 23651 23652 @Override 23653 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23654 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23655 } 23656 23657 @Override 23658 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23659 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23660 } 23661 23662 @Override 23663 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23664 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23665 } 23666 23667 @Override 23668 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23669 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23670 } 23671 23672 @Override 23673 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23674 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23675 } 23676 23677 @Override 23678 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23679 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23680 } 23681 23682 @Override 23683 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23684 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23685 } 23686 23687 @Override 23688 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23689 synchronized (mPackages) { 23690 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23691 } 23692 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23693 } 23694 23695 @Override 23696 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23697 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23698 packageName, userId); 23699 } 23700 23701 @Override 23702 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23703 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23704 packageName, userId); 23705 } 23706 23707 @Override 23708 public void setKeepUninstalledPackages(final List<String> packageList) { 23709 Preconditions.checkNotNull(packageList); 23710 List<String> removedFromList = null; 23711 synchronized (mPackages) { 23712 if (mKeepUninstalledPackages != null) { 23713 final int packagesCount = mKeepUninstalledPackages.size(); 23714 for (int i = 0; i < packagesCount; i++) { 23715 String oldPackage = mKeepUninstalledPackages.get(i); 23716 if (packageList != null && packageList.contains(oldPackage)) { 23717 continue; 23718 } 23719 if (removedFromList == null) { 23720 removedFromList = new ArrayList<>(); 23721 } 23722 removedFromList.add(oldPackage); 23723 } 23724 } 23725 mKeepUninstalledPackages = new ArrayList<>(packageList); 23726 if (removedFromList != null) { 23727 final int removedCount = removedFromList.size(); 23728 for (int i = 0; i < removedCount; i++) { 23729 deletePackageIfUnusedLPr(removedFromList.get(i)); 23730 } 23731 } 23732 } 23733 } 23734 23735 @Override 23736 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23737 synchronized (mPackages) { 23738 return mPermissionManager.isPermissionsReviewRequired( 23739 mPackages.get(packageName), userId); 23740 } 23741 } 23742 23743 @Override 23744 public PackageInfo getPackageInfo( 23745 String packageName, int flags, int filterCallingUid, int userId) { 23746 return PackageManagerService.this 23747 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23748 flags, filterCallingUid, userId); 23749 } 23750 23751 @Override 23752 public Bundle getSuspendedPackageLauncherExtras(String packageName, int userId) { 23753 synchronized (mPackages) { 23754 final PackageSetting ps = mSettings.mPackages.get(packageName); 23755 PersistableBundle launcherExtras = null; 23756 if (ps != null) { 23757 launcherExtras = ps.readUserState(userId).suspendedLauncherExtras; 23758 } 23759 return (launcherExtras != null) ? new Bundle(launcherExtras.deepCopy()) : null; 23760 } 23761 } 23762 23763 @Override 23764 public int getPackageUid(String packageName, int flags, int userId) { 23765 return PackageManagerService.this 23766 .getPackageUid(packageName, flags, userId); 23767 } 23768 23769 @Override 23770 public ApplicationInfo getApplicationInfo( 23771 String packageName, int flags, int filterCallingUid, int userId) { 23772 return PackageManagerService.this 23773 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23774 } 23775 23776 @Override 23777 public ActivityInfo getActivityInfo( 23778 ComponentName component, int flags, int filterCallingUid, int userId) { 23779 return PackageManagerService.this 23780 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23781 } 23782 23783 @Override 23784 public List<ResolveInfo> queryIntentActivities( 23785 Intent intent, int flags, int filterCallingUid, int userId) { 23786 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23787 return PackageManagerService.this 23788 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23789 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23790 } 23791 23792 @Override 23793 public List<ResolveInfo> queryIntentServices( 23794 Intent intent, int flags, int callingUid, int userId) { 23795 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23796 return PackageManagerService.this 23797 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23798 false); 23799 } 23800 23801 @Override 23802 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23803 int userId) { 23804 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23805 } 23806 23807 @Override 23808 public ComponentName getDefaultHomeActivity(int userId) { 23809 return PackageManagerService.this.getDefaultHomeActivity(userId); 23810 } 23811 23812 @Override 23813 public void setDeviceAndProfileOwnerPackages( 23814 int deviceOwnerUserId, String deviceOwnerPackage, 23815 SparseArray<String> profileOwnerPackages) { 23816 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23817 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23818 } 23819 23820 @Override 23821 public boolean isPackageDataProtected(int userId, String packageName) { 23822 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23823 } 23824 23825 @Override 23826 public boolean isPackageEphemeral(int userId, String packageName) { 23827 synchronized (mPackages) { 23828 final PackageSetting ps = mSettings.mPackages.get(packageName); 23829 return ps != null ? ps.getInstantApp(userId) : false; 23830 } 23831 } 23832 23833 @Override 23834 public boolean wasPackageEverLaunched(String packageName, int userId) { 23835 synchronized (mPackages) { 23836 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23837 } 23838 } 23839 23840 @Override 23841 public void grantRuntimePermission(String packageName, String permName, int userId, 23842 boolean overridePolicy) { 23843 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23844 permName, packageName, overridePolicy, getCallingUid(), userId, 23845 mPermissionCallback); 23846 } 23847 23848 @Override 23849 public void revokeRuntimePermission(String packageName, String permName, int userId, 23850 boolean overridePolicy) { 23851 mPermissionManager.revokeRuntimePermission( 23852 permName, packageName, overridePolicy, getCallingUid(), userId, 23853 mPermissionCallback); 23854 } 23855 23856 @Override 23857 public String getNameForUid(int uid) { 23858 return PackageManagerService.this.getNameForUid(uid); 23859 } 23860 23861 @Override 23862 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23863 Intent origIntent, String resolvedType, String callingPackage, 23864 Bundle verificationBundle, int userId) { 23865 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23866 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23867 userId); 23868 } 23869 23870 @Override 23871 public void grantEphemeralAccess(int userId, Intent intent, 23872 int targetAppId, int ephemeralAppId) { 23873 synchronized (mPackages) { 23874 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23875 targetAppId, ephemeralAppId); 23876 } 23877 } 23878 23879 @Override 23880 public boolean isInstantAppInstallerComponent(ComponentName component) { 23881 synchronized (mPackages) { 23882 return mInstantAppInstallerActivity != null 23883 && mInstantAppInstallerActivity.getComponentName().equals(component); 23884 } 23885 } 23886 23887 @Override 23888 public void pruneInstantApps() { 23889 mInstantAppRegistry.pruneInstantApps(); 23890 } 23891 23892 @Override 23893 public String getSetupWizardPackageName() { 23894 return mSetupWizardPackage; 23895 } 23896 23897 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23898 if (policy != null) { 23899 mExternalSourcesPolicy = policy; 23900 } 23901 } 23902 23903 @Override 23904 public boolean isPackagePersistent(String packageName) { 23905 synchronized (mPackages) { 23906 PackageParser.Package pkg = mPackages.get(packageName); 23907 return pkg != null 23908 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23909 | ApplicationInfo.FLAG_PERSISTENT)) == 23910 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23911 : false; 23912 } 23913 } 23914 23915 @Override 23916 public boolean isLegacySystemApp(Package pkg) { 23917 synchronized (mPackages) { 23918 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23919 return mPromoteSystemApps 23920 && ps.isSystem() 23921 && mExistingSystemPackages.contains(ps.name); 23922 } 23923 } 23924 23925 @Override 23926 public List<PackageInfo> getOverlayPackages(int userId) { 23927 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23928 synchronized (mPackages) { 23929 for (PackageParser.Package p : mPackages.values()) { 23930 if (p.mOverlayTarget != null) { 23931 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23932 if (pkg != null) { 23933 overlayPackages.add(pkg); 23934 } 23935 } 23936 } 23937 } 23938 return overlayPackages; 23939 } 23940 23941 @Override 23942 public List<String> getTargetPackageNames(int userId) { 23943 List<String> targetPackages = new ArrayList<>(); 23944 synchronized (mPackages) { 23945 for (PackageParser.Package p : mPackages.values()) { 23946 if (p.mOverlayTarget == null) { 23947 targetPackages.add(p.packageName); 23948 } 23949 } 23950 } 23951 return targetPackages; 23952 } 23953 23954 @Override 23955 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23956 @Nullable List<String> overlayPackageNames) { 23957 synchronized (mPackages) { 23958 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23959 Slog.e(TAG, "failed to find package " + targetPackageName); 23960 return false; 23961 } 23962 ArrayList<String> overlayPaths = null; 23963 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23964 final int N = overlayPackageNames.size(); 23965 overlayPaths = new ArrayList<>(N); 23966 for (int i = 0; i < N; i++) { 23967 final String packageName = overlayPackageNames.get(i); 23968 final PackageParser.Package pkg = mPackages.get(packageName); 23969 if (pkg == null) { 23970 Slog.e(TAG, "failed to find package " + packageName); 23971 return false; 23972 } 23973 overlayPaths.add(pkg.baseCodePath); 23974 } 23975 } 23976 23977 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23978 ps.setOverlayPaths(overlayPaths, userId); 23979 return true; 23980 } 23981 } 23982 23983 @Override 23984 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23985 int flags, int userId, boolean resolveForStart) { 23986 return resolveIntentInternal( 23987 intent, resolvedType, flags, userId, resolveForStart); 23988 } 23989 23990 @Override 23991 public ResolveInfo resolveService(Intent intent, String resolvedType, 23992 int flags, int userId, int callingUid) { 23993 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23994 } 23995 23996 @Override 23997 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23998 return PackageManagerService.this.resolveContentProviderInternal( 23999 name, flags, userId); 24000 } 24001 24002 @Override 24003 public void addIsolatedUid(int isolatedUid, int ownerUid) { 24004 synchronized (mPackages) { 24005 mIsolatedOwners.put(isolatedUid, ownerUid); 24006 } 24007 } 24008 24009 @Override 24010 public void removeIsolatedUid(int isolatedUid) { 24011 synchronized (mPackages) { 24012 mIsolatedOwners.delete(isolatedUid); 24013 } 24014 } 24015 24016 @Override 24017 public int getUidTargetSdkVersion(int uid) { 24018 synchronized (mPackages) { 24019 return getUidTargetSdkVersionLockedLPr(uid); 24020 } 24021 } 24022 24023 @Override 24024 public int getPackageTargetSdkVersion(String packageName) { 24025 synchronized (mPackages) { 24026 return getPackageTargetSdkVersionLockedLPr(packageName); 24027 } 24028 } 24029 24030 @Override 24031 public boolean canAccessInstantApps(int callingUid, int userId) { 24032 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 24033 } 24034 24035 @Override 24036 public boolean canAccessComponent(int callingUid, ComponentName component, int userId) { 24037 synchronized (mPackages) { 24038 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 24039 return !PackageManagerService.this.filterAppAccessLPr( 24040 ps, callingUid, component, TYPE_UNKNOWN, userId); 24041 } 24042 } 24043 24044 @Override 24045 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 24046 synchronized (mPackages) { 24047 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 24048 } 24049 } 24050 24051 @Override 24052 public void notifyPackageUse(String packageName, int reason) { 24053 synchronized (mPackages) { 24054 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 24055 } 24056 } 24057 } 24058 24059 @Override 24060 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 24061 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 24062 synchronized (mPackages) { 24063 final long identity = Binder.clearCallingIdentity(); 24064 try { 24065 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 24066 packageNames, userId); 24067 } finally { 24068 Binder.restoreCallingIdentity(identity); 24069 } 24070 } 24071 } 24072 24073 @Override 24074 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 24075 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 24076 synchronized (mPackages) { 24077 final long identity = Binder.clearCallingIdentity(); 24078 try { 24079 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 24080 packageNames, userId); 24081 } finally { 24082 Binder.restoreCallingIdentity(identity); 24083 } 24084 } 24085 } 24086 24087 @Override 24088 public void grantDefaultPermissionsToEnabledTelephonyDataServices( 24089 String[] packageNames, int userId) { 24090 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledTelephonyDataServices"); 24091 synchronized (mPackages) { 24092 Binder.withCleanCallingIdentity( () -> { 24093 mDefaultPermissionPolicy. 24094 grantDefaultPermissionsToEnabledTelephonyDataServices( 24095 packageNames, userId); 24096 }); 24097 } 24098 } 24099 24100 @Override 24101 public void revokeDefaultPermissionsFromDisabledTelephonyDataServices( 24102 String[] packageNames, int userId) { 24103 enforceSystemOrPhoneCaller("revokeDefaultPermissionsFromDisabledTelephonyDataServices"); 24104 synchronized (mPackages) { 24105 Binder.withCleanCallingIdentity( () -> { 24106 mDefaultPermissionPolicy. 24107 revokeDefaultPermissionsFromDisabledTelephonyDataServices( 24108 packageNames, userId); 24109 }); 24110 } 24111 } 24112 24113 private static void enforceSystemOrPhoneCaller(String tag) { 24114 int callingUid = Binder.getCallingUid(); 24115 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 24116 throw new SecurityException( 24117 "Cannot call " + tag + " from UID " + callingUid); 24118 } 24119 } 24120 24121 boolean isHistoricalPackageUsageAvailable() { 24122 return mPackageUsage.isHistoricalPackageUsageAvailable(); 24123 } 24124 24125 /** 24126 * Return a <b>copy</b> of the collection of packages known to the package manager. 24127 * @return A copy of the values of mPackages. 24128 */ 24129 Collection<PackageParser.Package> getPackages() { 24130 synchronized (mPackages) { 24131 return new ArrayList<>(mPackages.values()); 24132 } 24133 } 24134 24135 /** 24136 * Logs process start information (including base APK hash) to the security log. 24137 * @hide 24138 */ 24139 @Override 24140 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 24141 String apkFile, int pid) { 24142 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24143 return; 24144 } 24145 if (!SecurityLog.isLoggingEnabled()) { 24146 return; 24147 } 24148 Bundle data = new Bundle(); 24149 data.putLong("startTimestamp", System.currentTimeMillis()); 24150 data.putString("processName", processName); 24151 data.putInt("uid", uid); 24152 data.putString("seinfo", seinfo); 24153 data.putString("apkFile", apkFile); 24154 data.putInt("pid", pid); 24155 Message msg = mProcessLoggingHandler.obtainMessage( 24156 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 24157 msg.setData(data); 24158 mProcessLoggingHandler.sendMessage(msg); 24159 } 24160 24161 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 24162 return mCompilerStats.getPackageStats(pkgName); 24163 } 24164 24165 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 24166 return getOrCreateCompilerPackageStats(pkg.packageName); 24167 } 24168 24169 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 24170 return mCompilerStats.getOrCreatePackageStats(pkgName); 24171 } 24172 24173 public void deleteCompilerPackageStats(String pkgName) { 24174 mCompilerStats.deletePackageStats(pkgName); 24175 } 24176 24177 @Override 24178 public int getInstallReason(String packageName, int userId) { 24179 final int callingUid = Binder.getCallingUid(); 24180 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24181 true /* requireFullPermission */, false /* checkShell */, 24182 "get install reason"); 24183 synchronized (mPackages) { 24184 final PackageSetting ps = mSettings.mPackages.get(packageName); 24185 if (filterAppAccessLPr(ps, callingUid, userId)) { 24186 return PackageManager.INSTALL_REASON_UNKNOWN; 24187 } 24188 if (ps != null) { 24189 return ps.getInstallReason(userId); 24190 } 24191 } 24192 return PackageManager.INSTALL_REASON_UNKNOWN; 24193 } 24194 24195 @Override 24196 public boolean canRequestPackageInstalls(String packageName, int userId) { 24197 return canRequestPackageInstallsInternal(packageName, 0, userId, 24198 true /* throwIfPermNotDeclared*/); 24199 } 24200 24201 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 24202 boolean throwIfPermNotDeclared) { 24203 int callingUid = Binder.getCallingUid(); 24204 int uid = getPackageUid(packageName, 0, userId); 24205 if (callingUid != uid && callingUid != Process.ROOT_UID 24206 && callingUid != Process.SYSTEM_UID) { 24207 throw new SecurityException( 24208 "Caller uid " + callingUid + " does not own package " + packageName); 24209 } 24210 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 24211 if (info == null) { 24212 return false; 24213 } 24214 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 24215 return false; 24216 } 24217 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 24218 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 24219 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 24220 if (throwIfPermNotDeclared) { 24221 throw new SecurityException("Need to declare " + appOpPermission 24222 + " to call this api"); 24223 } else { 24224 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 24225 return false; 24226 } 24227 } 24228 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 24229 return false; 24230 } 24231 if (mExternalSourcesPolicy != null) { 24232 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 24233 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 24234 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 24235 } 24236 } 24237 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 24238 } 24239 24240 @Override 24241 public ComponentName getInstantAppResolverSettingsComponent() { 24242 return mInstantAppResolverSettingsComponent; 24243 } 24244 24245 @Override 24246 public ComponentName getInstantAppInstallerComponent() { 24247 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24248 return null; 24249 } 24250 return mInstantAppInstallerActivity == null 24251 ? null : mInstantAppInstallerActivity.getComponentName(); 24252 } 24253 24254 @Override 24255 public String getInstantAppAndroidId(String packageName, int userId) { 24256 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 24257 "getInstantAppAndroidId"); 24258 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 24259 true /* requireFullPermission */, false /* checkShell */, 24260 "getInstantAppAndroidId"); 24261 // Make sure the target is an Instant App. 24262 if (!isInstantApp(packageName, userId)) { 24263 return null; 24264 } 24265 synchronized (mPackages) { 24266 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 24267 } 24268 } 24269 24270 boolean canHaveOatDir(String packageName) { 24271 synchronized (mPackages) { 24272 PackageParser.Package p = mPackages.get(packageName); 24273 if (p == null) { 24274 return false; 24275 } 24276 return p.canHaveOatDir(); 24277 } 24278 } 24279 24280 private String getOatDir(PackageParser.Package pkg) { 24281 if (!pkg.canHaveOatDir()) { 24282 return null; 24283 } 24284 File codePath = new File(pkg.codePath); 24285 if (codePath.isDirectory()) { 24286 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 24287 } 24288 return null; 24289 } 24290 24291 void deleteOatArtifactsOfPackage(String packageName) { 24292 final String[] instructionSets; 24293 final List<String> codePaths; 24294 final String oatDir; 24295 final PackageParser.Package pkg; 24296 synchronized (mPackages) { 24297 pkg = mPackages.get(packageName); 24298 } 24299 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 24300 codePaths = pkg.getAllCodePaths(); 24301 oatDir = getOatDir(pkg); 24302 24303 for (String codePath : codePaths) { 24304 for (String isa : instructionSets) { 24305 try { 24306 mInstaller.deleteOdex(codePath, isa, oatDir); 24307 } catch (InstallerException e) { 24308 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24309 } 24310 } 24311 } 24312 } 24313 24314 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24315 Set<String> unusedPackages = new HashSet<>(); 24316 long currentTimeInMillis = System.currentTimeMillis(); 24317 synchronized (mPackages) { 24318 for (PackageParser.Package pkg : mPackages.values()) { 24319 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24320 if (ps == null) { 24321 continue; 24322 } 24323 PackageDexUsage.PackageUseInfo packageUseInfo = 24324 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24325 if (PackageManagerServiceUtils 24326 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24327 downgradeTimeThresholdMillis, packageUseInfo, 24328 pkg.getLatestPackageUseTimeInMills(), 24329 pkg.getLatestForegroundPackageUseTimeInMills())) { 24330 unusedPackages.add(pkg.packageName); 24331 } 24332 } 24333 } 24334 return unusedPackages; 24335 } 24336 24337 @Override 24338 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24339 int userId) { 24340 final int callingUid = Binder.getCallingUid(); 24341 final int callingAppId = UserHandle.getAppId(callingUid); 24342 24343 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24344 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24345 24346 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24347 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24348 throw new SecurityException("Caller must have the " 24349 + SET_HARMFUL_APP_WARNINGS + " permission."); 24350 } 24351 24352 synchronized(mPackages) { 24353 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24354 scheduleWritePackageRestrictionsLocked(userId); 24355 } 24356 } 24357 24358 @Nullable 24359 @Override 24360 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24361 final int callingUid = Binder.getCallingUid(); 24362 final int callingAppId = UserHandle.getAppId(callingUid); 24363 24364 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24365 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24366 24367 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24368 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24369 throw new SecurityException("Caller must have the " 24370 + SET_HARMFUL_APP_WARNINGS + " permission."); 24371 } 24372 24373 synchronized(mPackages) { 24374 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24375 } 24376 } 24377 24378 @Override 24379 public boolean isPackageStateProtected(@NonNull String packageName, @UserIdInt int userId) { 24380 final int callingUid = Binder.getCallingUid(); 24381 final int callingAppId = UserHandle.getAppId(callingUid); 24382 24383 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24384 false /*requireFullPermission*/, true /*checkShell*/, "isPackageStateProtected"); 24385 24386 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID 24387 && checkUidPermission(MANAGE_DEVICE_ADMINS, callingUid) != PERMISSION_GRANTED) { 24388 throw new SecurityException("Caller must have the " 24389 + MANAGE_DEVICE_ADMINS + " permission."); 24390 } 24391 24392 return mProtectedPackages.isPackageStateProtected(userId, packageName); 24393 } 24394} 24395 24396interface PackageSender { 24397 /** 24398 * @param userIds User IDs where the action occurred on a full application 24399 * @param instantUserIds User IDs where the action occurred on an instant application 24400 */ 24401 void sendPackageBroadcast(final String action, final String pkg, 24402 final Bundle extras, final int flags, final String targetPkg, 24403 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24404 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24405 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24406 void notifyPackageAdded(String packageName); 24407 void notifyPackageRemoved(String packageName); 24408} 24409