PackageManagerService.java revision 662504f941e621e9f871915485cf077aad27628d
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.SET_HARMFUL_APP_WARNINGS; 21import static android.Manifest.permission.INSTALL_PACKAGES; 22import static android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS; 23import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 24import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 25import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 26import static android.Manifest.permission.WRITE_MEDIA_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.appendInt; 96import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 97import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 98import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 99import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 100import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 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.app.ActivityManager; 121import android.app.ActivityManagerInternal; 122import android.app.AppOpsManager; 123import android.app.IActivityManager; 124import android.app.ResourcesManager; 125import android.app.admin.IDevicePolicyManager; 126import android.app.admin.SecurityLog; 127import android.app.backup.IBackupManager; 128import android.content.BroadcastReceiver; 129import android.content.ComponentName; 130import android.content.ContentResolver; 131import android.content.Context; 132import android.content.IIntentReceiver; 133import android.content.Intent; 134import android.content.IntentFilter; 135import android.content.IntentSender; 136import android.content.IntentSender.SendIntentException; 137import android.content.ServiceConnection; 138import android.content.pm.ActivityInfo; 139import android.content.pm.ApplicationInfo; 140import android.content.pm.AppsQueryHelper; 141import android.content.pm.AuxiliaryResolveInfo; 142import android.content.pm.ChangedPackages; 143import android.content.pm.ComponentInfo; 144import android.content.pm.FallbackCategoryProvider; 145import android.content.pm.FeatureInfo; 146import android.content.pm.IDexModuleRegisterCallback; 147import android.content.pm.IOnPermissionsChangeListener; 148import android.content.pm.IPackageDataObserver; 149import android.content.pm.IPackageDeleteObserver; 150import android.content.pm.IPackageDeleteObserver2; 151import android.content.pm.IPackageInstallObserver2; 152import android.content.pm.IPackageInstaller; 153import android.content.pm.IPackageManager; 154import android.content.pm.IPackageManagerNative; 155import android.content.pm.IPackageMoveObserver; 156import android.content.pm.IPackageStatsObserver; 157import android.content.pm.InstantAppInfo; 158import android.content.pm.InstantAppRequest; 159import android.content.pm.InstantAppResolveInfo; 160import android.content.pm.InstrumentationInfo; 161import android.content.pm.IntentFilterVerificationInfo; 162import android.content.pm.KeySet; 163import android.content.pm.PackageCleanItem; 164import android.content.pm.PackageInfo; 165import android.content.pm.PackageInfoLite; 166import android.content.pm.PackageInstaller; 167import android.content.pm.PackageList; 168import android.content.pm.PackageManager; 169import android.content.pm.PackageManagerInternal; 170import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 171import android.content.pm.PackageManagerInternal.PackageListObserver; 172import android.content.pm.PackageParser; 173import android.content.pm.PackageParser.ActivityIntentInfo; 174import android.content.pm.PackageParser.Package; 175import android.content.pm.PackageParser.PackageLite; 176import android.content.pm.PackageParser.PackageParserException; 177import android.content.pm.PackageParser.ParseFlags; 178import android.content.pm.PackageParser.ServiceIntentInfo; 179import android.content.pm.PackageParser.SigningDetails.SignatureSchemeVersion; 180import android.content.pm.PackageStats; 181import android.content.pm.PackageUserState; 182import android.content.pm.ParceledListSlice; 183import android.content.pm.PermissionGroupInfo; 184import android.content.pm.PermissionInfo; 185import android.content.pm.ProviderInfo; 186import android.content.pm.ResolveInfo; 187import android.content.pm.ServiceInfo; 188import android.content.pm.SharedLibraryInfo; 189import android.content.pm.Signature; 190import android.content.pm.UserInfo; 191import android.content.pm.VerifierDeviceIdentity; 192import android.content.pm.VerifierInfo; 193import android.content.pm.VersionedPackage; 194import android.content.pm.dex.ArtManager; 195import android.content.pm.dex.DexMetadataHelper; 196import android.content.pm.dex.IArtManager; 197import android.content.res.Resources; 198import android.database.ContentObserver; 199import android.graphics.Bitmap; 200import android.hardware.display.DisplayManager; 201import android.net.Uri; 202import android.os.Binder; 203import android.os.Build; 204import android.os.Bundle; 205import android.os.Debug; 206import android.os.Environment; 207import android.os.Environment.UserEnvironment; 208import android.os.FileUtils; 209import android.os.Handler; 210import android.os.IBinder; 211import android.os.Looper; 212import android.os.Message; 213import android.os.Parcel; 214import android.os.ParcelFileDescriptor; 215import android.os.PatternMatcher; 216import android.os.Process; 217import android.os.RemoteCallbackList; 218import android.os.RemoteException; 219import android.os.ResultReceiver; 220import android.os.SELinux; 221import android.os.ServiceManager; 222import android.os.ShellCallback; 223import android.os.SystemClock; 224import android.os.SystemProperties; 225import android.os.Trace; 226import android.os.UserHandle; 227import android.os.UserManager; 228import android.os.UserManagerInternal; 229import android.os.storage.IStorageManager; 230import android.os.storage.StorageEventListener; 231import android.os.storage.StorageManager; 232import android.os.storage.StorageManagerInternal; 233import android.os.storage.VolumeInfo; 234import android.os.storage.VolumeRecord; 235import android.provider.Settings.Global; 236import android.provider.Settings.Secure; 237import android.security.KeyStore; 238import android.security.SystemKeyStore; 239import android.service.pm.PackageServiceDumpProto; 240import android.service.textclassifier.TextClassifierService; 241import android.system.ErrnoException; 242import android.system.Os; 243import android.text.TextUtils; 244import android.text.format.DateUtils; 245import android.util.ArrayMap; 246import android.util.ArraySet; 247import android.util.Base64; 248import android.util.ByteStringUtils; 249import android.util.DisplayMetrics; 250import android.util.EventLog; 251import android.util.ExceptionUtils; 252import android.util.Log; 253import android.util.LogPrinter; 254import android.util.LongSparseArray; 255import android.util.LongSparseLongArray; 256import android.util.MathUtils; 257import android.util.PackageUtils; 258import android.util.Pair; 259import android.util.PrintStreamPrinter; 260import android.util.Slog; 261import android.util.SparseArray; 262import android.util.SparseBooleanArray; 263import android.util.SparseIntArray; 264import android.util.TimingsTraceLog; 265import android.util.Xml; 266import android.util.jar.StrictJarFile; 267import android.util.proto.ProtoOutputStream; 268import android.view.Display; 269 270import com.android.internal.R; 271import com.android.internal.annotations.GuardedBy; 272import com.android.internal.app.IMediaContainerService; 273import com.android.internal.app.ResolverActivity; 274import com.android.internal.content.NativeLibraryHelper; 275import com.android.internal.content.PackageHelper; 276import com.android.internal.logging.MetricsLogger; 277import com.android.internal.os.IParcelFileDescriptorFactory; 278import com.android.internal.os.SomeArgs; 279import com.android.internal.os.Zygote; 280import com.android.internal.telephony.CarrierAppUtils; 281import com.android.internal.util.ArrayUtils; 282import com.android.internal.util.ConcurrentUtils; 283import com.android.internal.util.DumpUtils; 284import com.android.internal.util.FastXmlSerializer; 285import com.android.internal.util.IndentingPrintWriter; 286import com.android.internal.util.Preconditions; 287import com.android.internal.util.XmlUtils; 288import com.android.server.AttributeCache; 289import com.android.server.DeviceIdleController; 290import com.android.server.EventLogTags; 291import com.android.server.FgThread; 292import com.android.server.IntentResolver; 293import com.android.server.LocalServices; 294import com.android.server.LockGuard; 295import com.android.server.ServiceThread; 296import com.android.server.SystemConfig; 297import com.android.server.SystemServerInitThreadPool; 298import com.android.server.Watchdog; 299import com.android.server.net.NetworkPolicyManagerInternal; 300import com.android.server.pm.Installer.InstallerException; 301import com.android.server.pm.Settings.DatabaseVersion; 302import com.android.server.pm.Settings.VersionInfo; 303import com.android.server.pm.dex.ArtManagerService; 304import com.android.server.pm.dex.DexLogger; 305import com.android.server.pm.dex.DexManager; 306import com.android.server.pm.dex.DexoptOptions; 307import com.android.server.pm.dex.PackageDexUsage; 308import com.android.server.pm.permission.BasePermission; 309import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 310import com.android.server.pm.permission.PermissionManagerService; 311import com.android.server.pm.permission.PermissionManagerInternal; 312import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 313import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 314import com.android.server.pm.permission.PermissionsState; 315import com.android.server.pm.permission.PermissionsState.PermissionState; 316import com.android.server.security.VerityUtils; 317import com.android.server.storage.DeviceStorageMonitorInternal; 318 319import dalvik.system.CloseGuard; 320import dalvik.system.VMRuntime; 321 322import libcore.io.IoUtils; 323 324import org.xmlpull.v1.XmlPullParser; 325import org.xmlpull.v1.XmlPullParserException; 326import org.xmlpull.v1.XmlSerializer; 327 328import java.io.BufferedOutputStream; 329import java.io.ByteArrayInputStream; 330import java.io.ByteArrayOutputStream; 331import java.io.File; 332import java.io.FileDescriptor; 333import java.io.FileInputStream; 334import java.io.FileOutputStream; 335import java.io.FilenameFilter; 336import java.io.IOException; 337import java.io.PrintWriter; 338import java.lang.annotation.Retention; 339import java.lang.annotation.RetentionPolicy; 340import java.nio.charset.StandardCharsets; 341import java.security.DigestException; 342import java.security.DigestInputStream; 343import java.security.MessageDigest; 344import java.security.NoSuchAlgorithmException; 345import java.security.PublicKey; 346import java.security.SecureRandom; 347import java.security.cert.CertificateException; 348import java.util.ArrayList; 349import java.util.Arrays; 350import java.util.Collection; 351import java.util.Collections; 352import java.util.Comparator; 353import java.util.HashMap; 354import java.util.HashSet; 355import java.util.Iterator; 356import java.util.LinkedHashSet; 357import java.util.List; 358import java.util.Map; 359import java.util.Objects; 360import java.util.Set; 361import java.util.concurrent.CountDownLatch; 362import java.util.concurrent.Future; 363import java.util.concurrent.TimeUnit; 364import java.util.concurrent.atomic.AtomicBoolean; 365import java.util.concurrent.atomic.AtomicInteger; 366 367/** 368 * Keep track of all those APKs everywhere. 369 * <p> 370 * Internally there are two important locks: 371 * <ul> 372 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 373 * and other related state. It is a fine-grained lock that should only be held 374 * momentarily, as it's one of the most contended locks in the system. 375 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 376 * operations typically involve heavy lifting of application data on disk. Since 377 * {@code installd} is single-threaded, and it's operations can often be slow, 378 * this lock should never be acquired while already holding {@link #mPackages}. 379 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 380 * holding {@link #mInstallLock}. 381 * </ul> 382 * Many internal methods rely on the caller to hold the appropriate locks, and 383 * this contract is expressed through method name suffixes: 384 * <ul> 385 * <li>fooLI(): the caller must hold {@link #mInstallLock} 386 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 387 * being modified must be frozen 388 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 389 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 390 * </ul> 391 * <p> 392 * Because this class is very central to the platform's security; please run all 393 * CTS and unit tests whenever making modifications: 394 * 395 * <pre> 396 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 397 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 398 * </pre> 399 */ 400public class PackageManagerService extends IPackageManager.Stub 401 implements PackageSender { 402 static final String TAG = "PackageManager"; 403 public static final boolean DEBUG_SETTINGS = false; 404 static final boolean DEBUG_PREFERRED = false; 405 static final boolean DEBUG_UPGRADE = false; 406 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 407 private static final boolean DEBUG_BACKUP = false; 408 public static final boolean DEBUG_INSTALL = false; 409 public static final boolean DEBUG_REMOVE = false; 410 private static final boolean DEBUG_BROADCASTS = false; 411 private static final boolean DEBUG_SHOW_INFO = false; 412 private static final boolean DEBUG_PACKAGE_INFO = false; 413 private static final boolean DEBUG_INTENT_MATCHING = false; 414 public static final boolean DEBUG_PACKAGE_SCANNING = false; 415 private static final boolean DEBUG_VERIFY = false; 416 private static final boolean DEBUG_FILTERS = false; 417 public static final boolean DEBUG_PERMISSIONS = false; 418 private static final boolean DEBUG_SHARED_LIBRARIES = false; 419 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 420 421 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 422 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 423 // user, but by default initialize to this. 424 public static final boolean DEBUG_DEXOPT = false; 425 426 private static final boolean DEBUG_ABI_SELECTION = false; 427 private static final boolean DEBUG_INSTANT = Build.IS_DEBUGGABLE; 428 private static final boolean DEBUG_TRIAGED_MISSING = false; 429 private static final boolean DEBUG_APP_DATA = false; 430 431 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 432 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 433 434 private static final boolean HIDE_EPHEMERAL_APIS = false; 435 436 private static final boolean ENABLE_FREE_CACHE_V2 = 437 SystemProperties.getBoolean("fw.free_cache_v2", true); 438 439 private static final int RADIO_UID = Process.PHONE_UID; 440 private static final int LOG_UID = Process.LOG_UID; 441 private static final int NFC_UID = Process.NFC_UID; 442 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 443 private static final int SHELL_UID = Process.SHELL_UID; 444 private static final int SE_UID = Process.SE_UID; 445 446 // Suffix used during package installation when copying/moving 447 // package apks to install directory. 448 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 449 450 static final int SCAN_NO_DEX = 1<<0; 451 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 452 static final int SCAN_NEW_INSTALL = 1<<2; 453 static final int SCAN_UPDATE_TIME = 1<<3; 454 static final int SCAN_BOOTING = 1<<4; 455 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 456 static final int SCAN_REQUIRE_KNOWN = 1<<7; 457 static final int SCAN_MOVE = 1<<8; 458 static final int SCAN_INITIAL = 1<<9; 459 static final int SCAN_CHECK_ONLY = 1<<10; 460 static final int SCAN_DONT_KILL_APP = 1<<11; 461 static final int SCAN_IGNORE_FROZEN = 1<<12; 462 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 463 static final int SCAN_AS_INSTANT_APP = 1<<14; 464 static final int SCAN_AS_FULL_APP = 1<<15; 465 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 466 static final int SCAN_AS_SYSTEM = 1<<17; 467 static final int SCAN_AS_PRIVILEGED = 1<<18; 468 static final int SCAN_AS_OEM = 1<<19; 469 static final int SCAN_AS_VENDOR = 1<<20; 470 static final int SCAN_AS_PRODUCT = 1<<21; 471 472 @IntDef(flag = true, prefix = { "SCAN_" }, value = { 473 SCAN_NO_DEX, 474 SCAN_UPDATE_SIGNATURE, 475 SCAN_NEW_INSTALL, 476 SCAN_UPDATE_TIME, 477 SCAN_BOOTING, 478 SCAN_DELETE_DATA_ON_FAILURES, 479 SCAN_REQUIRE_KNOWN, 480 SCAN_MOVE, 481 SCAN_INITIAL, 482 SCAN_CHECK_ONLY, 483 SCAN_DONT_KILL_APP, 484 SCAN_IGNORE_FROZEN, 485 SCAN_FIRST_BOOT_OR_UPGRADE, 486 SCAN_AS_INSTANT_APP, 487 SCAN_AS_FULL_APP, 488 SCAN_AS_VIRTUAL_PRELOAD, 489 }) 490 @Retention(RetentionPolicy.SOURCE) 491 public @interface ScanFlags {} 492 493 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 494 /** Extension of the compressed packages */ 495 public final static String COMPRESSED_EXTENSION = ".gz"; 496 /** Suffix of stub packages on the system partition */ 497 public final static String STUB_SUFFIX = "-Stub"; 498 499 private static final int[] EMPTY_INT_ARRAY = new int[0]; 500 501 private static final int TYPE_UNKNOWN = 0; 502 private static final int TYPE_ACTIVITY = 1; 503 private static final int TYPE_RECEIVER = 2; 504 private static final int TYPE_SERVICE = 3; 505 private static final int TYPE_PROVIDER = 4; 506 @IntDef(prefix = { "TYPE_" }, value = { 507 TYPE_UNKNOWN, 508 TYPE_ACTIVITY, 509 TYPE_RECEIVER, 510 TYPE_SERVICE, 511 TYPE_PROVIDER, 512 }) 513 @Retention(RetentionPolicy.SOURCE) 514 public @interface ComponentType {} 515 516 /** 517 * Timeout (in milliseconds) after which the watchdog should declare that 518 * our handler thread is wedged. The usual default for such things is one 519 * minute but we sometimes do very lengthy I/O operations on this thread, 520 * such as installing multi-gigabyte applications, so ours needs to be longer. 521 */ 522 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 523 524 /** 525 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 526 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 527 * settings entry if available, otherwise we use the hardcoded default. If it's been 528 * more than this long since the last fstrim, we force one during the boot sequence. 529 * 530 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 531 * one gets run at the next available charging+idle time. This final mandatory 532 * no-fstrim check kicks in only of the other scheduling criteria is never met. 533 */ 534 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 535 536 /** 537 * Whether verification is enabled by default. 538 */ 539 private static final boolean DEFAULT_VERIFY_ENABLE = true; 540 541 /** 542 * The default maximum time to wait for the verification agent to return in 543 * milliseconds. 544 */ 545 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 546 547 /** 548 * The default response for package verification timeout. 549 * 550 * This can be either PackageManager.VERIFICATION_ALLOW or 551 * PackageManager.VERIFICATION_REJECT. 552 */ 553 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 554 555 public static final String PLATFORM_PACKAGE_NAME = "android"; 556 557 public static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 558 559 public static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 560 DEFAULT_CONTAINER_PACKAGE, 561 "com.android.defcontainer.DefaultContainerService"); 562 563 private static final String KILL_APP_REASON_GIDS_CHANGED = 564 "permission grant or revoke changed gids"; 565 566 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 567 "permissions revoked"; 568 569 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 570 571 private static final String PACKAGE_SCHEME = "package"; 572 573 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 574 575 private static final String PRODUCT_OVERLAY_DIR = "/product/overlay"; 576 577 private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB = "pm.dexopt.priv-apps-oob"; 578 579 /** Canonical intent used to identify what counts as a "web browser" app */ 580 private static final Intent sBrowserIntent; 581 static { 582 sBrowserIntent = new Intent(); 583 sBrowserIntent.setAction(Intent.ACTION_VIEW); 584 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 585 sBrowserIntent.setData(Uri.parse("http:")); 586 sBrowserIntent.addFlags(Intent.FLAG_IGNORE_EPHEMERAL); 587 } 588 589 /** 590 * The set of all protected actions [i.e. those actions for which a high priority 591 * intent filter is disallowed]. 592 */ 593 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 594 static { 595 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 596 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 597 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 598 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 599 } 600 601 // Compilation reasons. 602 public static final int REASON_UNKNOWN = -1; 603 public static final int REASON_FIRST_BOOT = 0; 604 public static final int REASON_BOOT = 1; 605 public static final int REASON_INSTALL = 2; 606 public static final int REASON_BACKGROUND_DEXOPT = 3; 607 public static final int REASON_AB_OTA = 4; 608 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 609 public static final int REASON_SHARED = 6; 610 611 public static final int REASON_LAST = REASON_SHARED; 612 613 /** 614 * Version number for the package parser cache. Increment this whenever the format or 615 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 616 */ 617 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 618 619 /** 620 * Whether the package parser cache is enabled. 621 */ 622 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 623 624 /** 625 * Permissions required in order to receive instant application lifecycle broadcasts. 626 */ 627 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 628 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 629 630 final ServiceThread mHandlerThread; 631 632 final PackageHandler mHandler; 633 634 private final ProcessLoggingHandler mProcessLoggingHandler; 635 636 /** 637 * Messages for {@link #mHandler} that need to wait for system ready before 638 * being dispatched. 639 */ 640 private ArrayList<Message> mPostSystemReadyMessages; 641 642 final int mSdkVersion = Build.VERSION.SDK_INT; 643 644 final Context mContext; 645 final boolean mFactoryTest; 646 final boolean mOnlyCore; 647 final DisplayMetrics mMetrics; 648 final int mDefParseFlags; 649 final String[] mSeparateProcesses; 650 final boolean mIsUpgrade; 651 final boolean mIsPreNUpgrade; 652 final boolean mIsPreNMR1Upgrade; 653 654 // Have we told the Activity Manager to whitelist the default container service by uid yet? 655 @GuardedBy("mPackages") 656 boolean mDefaultContainerWhitelisted = false; 657 658 @GuardedBy("mPackages") 659 private boolean mDexOptDialogShown; 660 661 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 662 // LOCK HELD. Can be called with mInstallLock held. 663 @GuardedBy("mInstallLock") 664 final Installer mInstaller; 665 666 /** Directory where installed applications are stored */ 667 private static final File sAppInstallDir = 668 new File(Environment.getDataDirectory(), "app"); 669 /** Directory where installed application's 32-bit native libraries are copied. */ 670 private static final File sAppLib32InstallDir = 671 new File(Environment.getDataDirectory(), "app-lib"); 672 /** Directory where code and non-resource assets of forward-locked applications are stored */ 673 private static final File sDrmAppPrivateInstallDir = 674 new File(Environment.getDataDirectory(), "app-private"); 675 676 // ---------------------------------------------------------------- 677 678 // Lock for state used when installing and doing other long running 679 // operations. Methods that must be called with this lock held have 680 // the suffix "LI". 681 final Object mInstallLock = new Object(); 682 683 // ---------------------------------------------------------------- 684 685 // Keys are String (package name), values are Package. This also serves 686 // as the lock for the global state. Methods that must be called with 687 // this lock held have the prefix "LP". 688 @GuardedBy("mPackages") 689 final ArrayMap<String, PackageParser.Package> mPackages = 690 new ArrayMap<String, PackageParser.Package>(); 691 692 final ArrayMap<String, Set<String>> mKnownCodebase = 693 new ArrayMap<String, Set<String>>(); 694 695 // Keys are isolated uids and values are the uid of the application 696 // that created the isolated proccess. 697 @GuardedBy("mPackages") 698 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 699 700 /** 701 * Tracks new system packages [received in an OTA] that we expect to 702 * find updated user-installed versions. Keys are package name, values 703 * are package location. 704 */ 705 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 706 /** 707 * Tracks high priority intent filters for protected actions. During boot, certain 708 * filter actions are protected and should never be allowed to have a high priority 709 * intent filter for them. However, there is one, and only one exception -- the 710 * setup wizard. It must be able to define a high priority intent filter for these 711 * actions to ensure there are no escapes from the wizard. We need to delay processing 712 * of these during boot as we need to look at all of the system packages in order 713 * to know which component is the setup wizard. 714 */ 715 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 716 /** 717 * Whether or not processing protected filters should be deferred. 718 */ 719 private boolean mDeferProtectedFilters = true; 720 721 /** 722 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 723 */ 724 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 725 /** 726 * Whether or not system app permissions should be promoted from install to runtime. 727 */ 728 boolean mPromoteSystemApps; 729 730 @GuardedBy("mPackages") 731 final Settings mSettings; 732 733 /** 734 * Set of package names that are currently "frozen", which means active 735 * surgery is being done on the code/data for that package. The platform 736 * will refuse to launch frozen packages to avoid race conditions. 737 * 738 * @see PackageFreezer 739 */ 740 @GuardedBy("mPackages") 741 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 742 743 final ProtectedPackages mProtectedPackages; 744 745 @GuardedBy("mLoadedVolumes") 746 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 747 748 boolean mFirstBoot; 749 750 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 751 752 @GuardedBy("mAvailableFeatures") 753 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 754 755 private final InstantAppRegistry mInstantAppRegistry; 756 757 @GuardedBy("mPackages") 758 int mChangedPackagesSequenceNumber; 759 /** 760 * List of changed [installed, removed or updated] packages. 761 * mapping from user id -> sequence number -> package name 762 */ 763 @GuardedBy("mPackages") 764 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 765 /** 766 * The sequence number of the last change to a package. 767 * mapping from user id -> package name -> sequence number 768 */ 769 @GuardedBy("mPackages") 770 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 771 772 @GuardedBy("mPackages") 773 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 774 775 class PackageParserCallback implements PackageParser.Callback { 776 @Override public final boolean hasFeature(String feature) { 777 return PackageManagerService.this.hasSystemFeature(feature, 0); 778 } 779 780 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 781 Collection<PackageParser.Package> allPackages, String targetPackageName) { 782 List<PackageParser.Package> overlayPackages = null; 783 for (PackageParser.Package p : allPackages) { 784 if (targetPackageName.equals(p.mOverlayTarget) && p.mOverlayIsStatic) { 785 if (overlayPackages == null) { 786 overlayPackages = new ArrayList<PackageParser.Package>(); 787 } 788 overlayPackages.add(p); 789 } 790 } 791 if (overlayPackages != null) { 792 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 793 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 794 return p1.mOverlayPriority - p2.mOverlayPriority; 795 } 796 }; 797 Collections.sort(overlayPackages, cmp); 798 } 799 return overlayPackages; 800 } 801 802 @GuardedBy("mInstallLock") 803 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 804 String targetPackageName, String targetPath) { 805 if ("android".equals(targetPackageName)) { 806 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 807 // native AssetManager. 808 return null; 809 } 810 List<PackageParser.Package> overlayPackages = 811 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 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 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 832 UserHandle.getSharedAppGid( 833 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 834 if (overlayPathList == null) { 835 overlayPathList = new ArrayList<String>(); 836 } 837 overlayPathList.add(overlayPackage.baseCodePath); 838 } catch (InstallerException e) { 839 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 840 overlayPackage.baseCodePath); 841 } 842 } 843 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 844 } 845 846 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 847 synchronized (mPackages) { 848 return getStaticOverlayPathsLocked( 849 mPackages.values(), targetPackageName, targetPath); 850 } 851 } 852 853 @Override public final String[] getOverlayApks(String targetPackageName) { 854 return getStaticOverlayPaths(targetPackageName, null); 855 } 856 857 @Override public final String[] getOverlayPaths(String targetPackageName, 858 String targetPath) { 859 return getStaticOverlayPaths(targetPackageName, targetPath); 860 } 861 } 862 863 class ParallelPackageParserCallback extends PackageParserCallback { 864 List<PackageParser.Package> mOverlayPackages = null; 865 866 void findStaticOverlayPackages() { 867 synchronized (mPackages) { 868 for (PackageParser.Package p : mPackages.values()) { 869 if (p.mOverlayIsStatic) { 870 if (mOverlayPackages == null) { 871 mOverlayPackages = new ArrayList<PackageParser.Package>(); 872 } 873 mOverlayPackages.add(p); 874 } 875 } 876 } 877 } 878 879 @Override 880 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 881 // We can trust mOverlayPackages without holding mPackages because package uninstall 882 // can't happen while running parallel parsing. 883 // Moreover holding mPackages on each parsing thread causes dead-lock. 884 return mOverlayPackages == null ? null : 885 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 886 } 887 } 888 889 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 890 final ParallelPackageParserCallback mParallelPackageParserCallback = 891 new ParallelPackageParserCallback(); 892 893 public static final class SharedLibraryEntry { 894 public final @Nullable String path; 895 public final @Nullable String apk; 896 public final @NonNull SharedLibraryInfo info; 897 898 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 899 String declaringPackageName, long declaringPackageVersionCode) { 900 path = _path; 901 apk = _apk; 902 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 903 declaringPackageName, declaringPackageVersionCode), null); 904 } 905 } 906 907 // Currently known shared libraries. 908 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 909 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 910 new ArrayMap<>(); 911 912 // All available activities, for your resolving pleasure. 913 final ActivityIntentResolver mActivities = 914 new ActivityIntentResolver(); 915 916 // All available receivers, for your resolving pleasure. 917 final ActivityIntentResolver mReceivers = 918 new ActivityIntentResolver(); 919 920 // All available services, for your resolving pleasure. 921 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 922 923 // All available providers, for your resolving pleasure. 924 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 925 926 // Mapping from provider base names (first directory in content URI codePath) 927 // to the provider information. 928 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 929 new ArrayMap<String, PackageParser.Provider>(); 930 931 // Mapping from instrumentation class names to info about them. 932 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 933 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 934 935 // Packages whose data we have transfered into another package, thus 936 // should no longer exist. 937 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 938 939 // Broadcast actions that are only available to the system. 940 @GuardedBy("mProtectedBroadcasts") 941 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 942 943 /** List of packages waiting for verification. */ 944 final SparseArray<PackageVerificationState> mPendingVerification 945 = new SparseArray<PackageVerificationState>(); 946 947 final PackageInstallerService mInstallerService; 948 949 final ArtManagerService mArtManagerService; 950 951 private final PackageDexOptimizer mPackageDexOptimizer; 952 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 953 // is used by other apps). 954 private final DexManager mDexManager; 955 956 private AtomicInteger mNextMoveId = new AtomicInteger(); 957 private final MoveCallbacks mMoveCallbacks; 958 959 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 960 961 // Cache of users who need badging. 962 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 963 964 /** Token for keys in mPendingVerification. */ 965 private int mPendingVerificationToken = 0; 966 967 volatile boolean mSystemReady; 968 volatile boolean mSafeMode; 969 volatile boolean mHasSystemUidErrors; 970 private volatile boolean mWebInstantAppsDisabled; 971 972 ApplicationInfo mAndroidApplication; 973 final ActivityInfo mResolveActivity = new ActivityInfo(); 974 final ResolveInfo mResolveInfo = new ResolveInfo(); 975 ComponentName mResolveComponentName; 976 PackageParser.Package mPlatformPackage; 977 ComponentName mCustomResolverComponentName; 978 979 boolean mResolverReplaced = false; 980 981 private final @Nullable ComponentName mIntentFilterVerifierComponent; 982 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 983 984 private int mIntentFilterVerificationToken = 0; 985 986 /** The service connection to the ephemeral resolver */ 987 final InstantAppResolverConnection mInstantAppResolverConnection; 988 /** Component used to show resolver settings for Instant Apps */ 989 final ComponentName mInstantAppResolverSettingsComponent; 990 991 /** Activity used to install instant applications */ 992 ActivityInfo mInstantAppInstallerActivity; 993 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 994 995 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 996 = new SparseArray<IntentFilterVerificationState>(); 997 998 // TODO remove this and go through mPermissonManager directly 999 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 1000 private final PermissionManagerInternal mPermissionManager; 1001 1002 // List of packages names to keep cached, even if they are uninstalled for all users 1003 private List<String> mKeepUninstalledPackages; 1004 1005 private UserManagerInternal mUserManagerInternal; 1006 private ActivityManagerInternal mActivityManagerInternal; 1007 1008 private DeviceIdleController.LocalService mDeviceIdleController; 1009 1010 private File mCacheDir; 1011 1012 private Future<?> mPrepareAppDataFuture; 1013 1014 private static class IFVerificationParams { 1015 PackageParser.Package pkg; 1016 boolean replacing; 1017 int userId; 1018 int verifierUid; 1019 1020 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1021 int _userId, int _verifierUid) { 1022 pkg = _pkg; 1023 replacing = _replacing; 1024 userId = _userId; 1025 replacing = _replacing; 1026 verifierUid = _verifierUid; 1027 } 1028 } 1029 1030 private interface IntentFilterVerifier<T extends IntentFilter> { 1031 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1032 T filter, String packageName); 1033 void startVerifications(int userId); 1034 void receiveVerificationResponse(int verificationId); 1035 } 1036 1037 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1038 private Context mContext; 1039 private ComponentName mIntentFilterVerifierComponent; 1040 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1041 1042 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1043 mContext = context; 1044 mIntentFilterVerifierComponent = verifierComponent; 1045 } 1046 1047 private String getDefaultScheme() { 1048 return IntentFilter.SCHEME_HTTPS; 1049 } 1050 1051 @Override 1052 public void startVerifications(int userId) { 1053 // Launch verifications requests 1054 int count = mCurrentIntentFilterVerifications.size(); 1055 for (int n=0; n<count; n++) { 1056 int verificationId = mCurrentIntentFilterVerifications.get(n); 1057 final IntentFilterVerificationState ivs = 1058 mIntentFilterVerificationStates.get(verificationId); 1059 1060 String packageName = ivs.getPackageName(); 1061 1062 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1063 final int filterCount = filters.size(); 1064 ArraySet<String> domainsSet = new ArraySet<>(); 1065 for (int m=0; m<filterCount; m++) { 1066 PackageParser.ActivityIntentInfo filter = filters.get(m); 1067 domainsSet.addAll(filter.getHostsList()); 1068 } 1069 synchronized (mPackages) { 1070 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1071 packageName, domainsSet) != null) { 1072 scheduleWriteSettingsLocked(); 1073 } 1074 } 1075 sendVerificationRequest(verificationId, ivs); 1076 } 1077 mCurrentIntentFilterVerifications.clear(); 1078 } 1079 1080 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1081 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1082 verificationIntent.putExtra( 1083 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1084 verificationId); 1085 verificationIntent.putExtra( 1086 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1087 getDefaultScheme()); 1088 verificationIntent.putExtra( 1089 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1090 ivs.getHostsString()); 1091 verificationIntent.putExtra( 1092 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1093 ivs.getPackageName()); 1094 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1095 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1096 1097 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1098 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1099 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1100 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1101 1102 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1103 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1104 "Sending IntentFilter verification broadcast"); 1105 } 1106 1107 public void receiveVerificationResponse(int verificationId) { 1108 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1109 1110 final boolean verified = ivs.isVerified(); 1111 1112 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1113 final int count = filters.size(); 1114 if (DEBUG_DOMAIN_VERIFICATION) { 1115 Slog.i(TAG, "Received verification response " + verificationId 1116 + " for " + count + " filters, verified=" + verified); 1117 } 1118 for (int n=0; n<count; n++) { 1119 PackageParser.ActivityIntentInfo filter = filters.get(n); 1120 filter.setVerified(verified); 1121 1122 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1123 + " verified with result:" + verified + " and hosts:" 1124 + ivs.getHostsString()); 1125 } 1126 1127 mIntentFilterVerificationStates.remove(verificationId); 1128 1129 final String packageName = ivs.getPackageName(); 1130 IntentFilterVerificationInfo ivi = null; 1131 1132 synchronized (mPackages) { 1133 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1134 } 1135 if (ivi == null) { 1136 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1137 + verificationId + " packageName:" + packageName); 1138 return; 1139 } 1140 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1141 "Updating IntentFilterVerificationInfo for package " + packageName 1142 +" verificationId:" + verificationId); 1143 1144 synchronized (mPackages) { 1145 if (verified) { 1146 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1147 } else { 1148 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1149 } 1150 scheduleWriteSettingsLocked(); 1151 1152 final int userId = ivs.getUserId(); 1153 if (userId != UserHandle.USER_ALL) { 1154 final int userStatus = 1155 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1156 1157 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1158 boolean needUpdate = false; 1159 1160 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1161 // already been set by the User thru the Disambiguation dialog 1162 switch (userStatus) { 1163 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1164 if (verified) { 1165 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1166 } else { 1167 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1168 } 1169 needUpdate = true; 1170 break; 1171 1172 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1173 if (verified) { 1174 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1175 needUpdate = true; 1176 } 1177 break; 1178 1179 default: 1180 // Nothing to do 1181 } 1182 1183 if (needUpdate) { 1184 mSettings.updateIntentFilterVerificationStatusLPw( 1185 packageName, updatedStatus, userId); 1186 scheduleWritePackageRestrictionsLocked(userId); 1187 } 1188 } 1189 } 1190 } 1191 1192 @Override 1193 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1194 ActivityIntentInfo filter, String packageName) { 1195 if (!hasValidDomains(filter)) { 1196 return false; 1197 } 1198 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1199 if (ivs == null) { 1200 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1201 packageName); 1202 } 1203 if (DEBUG_DOMAIN_VERIFICATION) { 1204 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1205 } 1206 ivs.addFilter(filter); 1207 return true; 1208 } 1209 1210 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1211 int userId, int verificationId, String packageName) { 1212 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1213 verifierUid, userId, packageName); 1214 ivs.setPendingState(); 1215 synchronized (mPackages) { 1216 mIntentFilterVerificationStates.append(verificationId, ivs); 1217 mCurrentIntentFilterVerifications.add(verificationId); 1218 } 1219 return ivs; 1220 } 1221 } 1222 1223 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1224 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1225 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1226 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1227 } 1228 1229 // Set of pending broadcasts for aggregating enable/disable of components. 1230 static class PendingPackageBroadcasts { 1231 // for each user id, a map of <package name -> components within that package> 1232 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1233 1234 public PendingPackageBroadcasts() { 1235 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1236 } 1237 1238 public ArrayList<String> get(int userId, String packageName) { 1239 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1240 return packages.get(packageName); 1241 } 1242 1243 public void put(int userId, String packageName, ArrayList<String> components) { 1244 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1245 packages.put(packageName, components); 1246 } 1247 1248 public void remove(int userId, String packageName) { 1249 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1250 if (packages != null) { 1251 packages.remove(packageName); 1252 } 1253 } 1254 1255 public void remove(int userId) { 1256 mUidMap.remove(userId); 1257 } 1258 1259 public int userIdCount() { 1260 return mUidMap.size(); 1261 } 1262 1263 public int userIdAt(int n) { 1264 return mUidMap.keyAt(n); 1265 } 1266 1267 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1268 return mUidMap.get(userId); 1269 } 1270 1271 public int size() { 1272 // total number of pending broadcast entries across all userIds 1273 int num = 0; 1274 for (int i = 0; i< mUidMap.size(); i++) { 1275 num += mUidMap.valueAt(i).size(); 1276 } 1277 return num; 1278 } 1279 1280 public void clear() { 1281 mUidMap.clear(); 1282 } 1283 1284 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1285 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1286 if (map == null) { 1287 map = new ArrayMap<String, ArrayList<String>>(); 1288 mUidMap.put(userId, map); 1289 } 1290 return map; 1291 } 1292 } 1293 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1294 1295 // Service Connection to remote media container service to copy 1296 // package uri's from external media onto secure containers 1297 // or internal storage. 1298 private IMediaContainerService mContainerService = null; 1299 1300 static final int SEND_PENDING_BROADCAST = 1; 1301 static final int MCS_BOUND = 3; 1302 static final int END_COPY = 4; 1303 static final int INIT_COPY = 5; 1304 static final int MCS_UNBIND = 6; 1305 static final int START_CLEANING_PACKAGE = 7; 1306 static final int FIND_INSTALL_LOC = 8; 1307 static final int POST_INSTALL = 9; 1308 static final int MCS_RECONNECT = 10; 1309 static final int MCS_GIVE_UP = 11; 1310 static final int WRITE_SETTINGS = 13; 1311 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1312 static final int PACKAGE_VERIFIED = 15; 1313 static final int CHECK_PENDING_VERIFICATION = 16; 1314 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1315 static final int INTENT_FILTER_VERIFIED = 18; 1316 static final int WRITE_PACKAGE_LIST = 19; 1317 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1318 1319 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1320 1321 // Delay time in millisecs 1322 static final int BROADCAST_DELAY = 10 * 1000; 1323 1324 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1325 2 * 60 * 60 * 1000L; /* two hours */ 1326 1327 static UserManagerService sUserManager; 1328 1329 // Stores a list of users whose package restrictions file needs to be updated 1330 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1331 1332 final private DefaultContainerConnection mDefContainerConn = 1333 new DefaultContainerConnection(); 1334 class DefaultContainerConnection implements ServiceConnection { 1335 public void onServiceConnected(ComponentName name, IBinder service) { 1336 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1337 final IMediaContainerService imcs = IMediaContainerService.Stub 1338 .asInterface(Binder.allowBlocking(service)); 1339 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1340 } 1341 1342 public void onServiceDisconnected(ComponentName name) { 1343 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1344 } 1345 } 1346 1347 // Recordkeeping of restore-after-install operations that are currently in flight 1348 // between the Package Manager and the Backup Manager 1349 static class PostInstallData { 1350 public InstallArgs args; 1351 public PackageInstalledInfo res; 1352 1353 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1354 args = _a; 1355 res = _r; 1356 } 1357 } 1358 1359 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1360 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1361 1362 // XML tags for backup/restore of various bits of state 1363 private static final String TAG_PREFERRED_BACKUP = "pa"; 1364 private static final String TAG_DEFAULT_APPS = "da"; 1365 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1366 1367 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1368 private static final String TAG_ALL_GRANTS = "rt-grants"; 1369 private static final String TAG_GRANT = "grant"; 1370 private static final String ATTR_PACKAGE_NAME = "pkg"; 1371 1372 private static final String TAG_PERMISSION = "perm"; 1373 private static final String ATTR_PERMISSION_NAME = "name"; 1374 private static final String ATTR_IS_GRANTED = "g"; 1375 private static final String ATTR_USER_SET = "set"; 1376 private static final String ATTR_USER_FIXED = "fixed"; 1377 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1378 1379 // System/policy permission grants are not backed up 1380 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1381 FLAG_PERMISSION_POLICY_FIXED 1382 | FLAG_PERMISSION_SYSTEM_FIXED 1383 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1384 1385 // And we back up these user-adjusted states 1386 private static final int USER_RUNTIME_GRANT_MASK = 1387 FLAG_PERMISSION_USER_SET 1388 | FLAG_PERMISSION_USER_FIXED 1389 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1390 1391 final @Nullable String mRequiredVerifierPackage; 1392 final @NonNull String mRequiredInstallerPackage; 1393 final @NonNull String mRequiredUninstallerPackage; 1394 final @Nullable String mSetupWizardPackage; 1395 final @Nullable String mStorageManagerPackage; 1396 final @Nullable String mSystemTextClassifierPackage; 1397 final @NonNull String mServicesSystemSharedLibraryPackageName; 1398 final @NonNull String mSharedSystemSharedLibraryPackageName; 1399 1400 private final PackageUsage mPackageUsage = new PackageUsage(); 1401 private final CompilerStats mCompilerStats = new CompilerStats(); 1402 1403 class PackageHandler extends Handler { 1404 private boolean mBound = false; 1405 final ArrayList<HandlerParams> mPendingInstalls = 1406 new ArrayList<HandlerParams>(); 1407 1408 private boolean connectToService() { 1409 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1410 " DefaultContainerService"); 1411 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1412 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1413 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1414 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1415 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1416 mBound = true; 1417 return true; 1418 } 1419 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1420 return false; 1421 } 1422 1423 private void disconnectService() { 1424 mContainerService = null; 1425 mBound = false; 1426 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1427 mContext.unbindService(mDefContainerConn); 1428 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1429 } 1430 1431 PackageHandler(Looper looper) { 1432 super(looper); 1433 } 1434 1435 public void handleMessage(Message msg) { 1436 try { 1437 doHandleMessage(msg); 1438 } finally { 1439 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1440 } 1441 } 1442 1443 void doHandleMessage(Message msg) { 1444 switch (msg.what) { 1445 case INIT_COPY: { 1446 HandlerParams params = (HandlerParams) msg.obj; 1447 int idx = mPendingInstalls.size(); 1448 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1449 // If a bind was already initiated we dont really 1450 // need to do anything. The pending install 1451 // will be processed later on. 1452 if (!mBound) { 1453 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1454 System.identityHashCode(mHandler)); 1455 // If this is the only one pending we might 1456 // have to bind to the service again. 1457 if (!connectToService()) { 1458 Slog.e(TAG, "Failed to bind to media container service"); 1459 params.serviceError(); 1460 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1461 System.identityHashCode(mHandler)); 1462 if (params.traceMethod != null) { 1463 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1464 params.traceCookie); 1465 } 1466 return; 1467 } else { 1468 // Once we bind to the service, the first 1469 // pending request will be processed. 1470 mPendingInstalls.add(idx, params); 1471 } 1472 } else { 1473 mPendingInstalls.add(idx, params); 1474 // Already bound to the service. Just make 1475 // sure we trigger off processing the first request. 1476 if (idx == 0) { 1477 mHandler.sendEmptyMessage(MCS_BOUND); 1478 } 1479 } 1480 break; 1481 } 1482 case MCS_BOUND: { 1483 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1484 if (msg.obj != null) { 1485 mContainerService = (IMediaContainerService) msg.obj; 1486 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1487 System.identityHashCode(mHandler)); 1488 } 1489 if (mContainerService == null) { 1490 if (!mBound) { 1491 // Something seriously wrong since we are not bound and we are not 1492 // waiting for connection. Bail out. 1493 Slog.e(TAG, "Cannot bind to media container service"); 1494 for (HandlerParams params : mPendingInstalls) { 1495 // Indicate service bind error 1496 params.serviceError(); 1497 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1498 System.identityHashCode(params)); 1499 if (params.traceMethod != null) { 1500 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1501 params.traceMethod, params.traceCookie); 1502 } 1503 return; 1504 } 1505 mPendingInstalls.clear(); 1506 } else { 1507 Slog.w(TAG, "Waiting to connect to media container service"); 1508 } 1509 } else if (mPendingInstalls.size() > 0) { 1510 HandlerParams params = mPendingInstalls.get(0); 1511 if (params != null) { 1512 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1513 System.identityHashCode(params)); 1514 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1515 if (params.startCopy()) { 1516 // We are done... look for more work or to 1517 // go idle. 1518 if (DEBUG_SD_INSTALL) Log.i(TAG, 1519 "Checking for more work or unbind..."); 1520 // Delete pending install 1521 if (mPendingInstalls.size() > 0) { 1522 mPendingInstalls.remove(0); 1523 } 1524 if (mPendingInstalls.size() == 0) { 1525 if (mBound) { 1526 if (DEBUG_SD_INSTALL) Log.i(TAG, 1527 "Posting delayed MCS_UNBIND"); 1528 removeMessages(MCS_UNBIND); 1529 Message ubmsg = obtainMessage(MCS_UNBIND); 1530 // Unbind after a little delay, to avoid 1531 // continual thrashing. 1532 sendMessageDelayed(ubmsg, 10000); 1533 } 1534 } else { 1535 // There are more pending requests in queue. 1536 // Just post MCS_BOUND message to trigger processing 1537 // of next pending install. 1538 if (DEBUG_SD_INSTALL) Log.i(TAG, 1539 "Posting MCS_BOUND for next work"); 1540 mHandler.sendEmptyMessage(MCS_BOUND); 1541 } 1542 } 1543 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1544 } 1545 } else { 1546 // Should never happen ideally. 1547 Slog.w(TAG, "Empty queue"); 1548 } 1549 break; 1550 } 1551 case MCS_RECONNECT: { 1552 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1553 if (mPendingInstalls.size() > 0) { 1554 if (mBound) { 1555 disconnectService(); 1556 } 1557 if (!connectToService()) { 1558 Slog.e(TAG, "Failed to bind to media container service"); 1559 for (HandlerParams params : mPendingInstalls) { 1560 // Indicate service bind error 1561 params.serviceError(); 1562 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1563 System.identityHashCode(params)); 1564 } 1565 mPendingInstalls.clear(); 1566 } 1567 } 1568 break; 1569 } 1570 case MCS_UNBIND: { 1571 // If there is no actual work left, then time to unbind. 1572 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1573 1574 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1575 if (mBound) { 1576 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1577 1578 disconnectService(); 1579 } 1580 } else if (mPendingInstalls.size() > 0) { 1581 // There are more pending requests in queue. 1582 // Just post MCS_BOUND message to trigger processing 1583 // of next pending install. 1584 mHandler.sendEmptyMessage(MCS_BOUND); 1585 } 1586 1587 break; 1588 } 1589 case MCS_GIVE_UP: { 1590 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1591 HandlerParams params = mPendingInstalls.remove(0); 1592 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1593 System.identityHashCode(params)); 1594 break; 1595 } 1596 case SEND_PENDING_BROADCAST: { 1597 String packages[]; 1598 ArrayList<String> components[]; 1599 int size = 0; 1600 int uids[]; 1601 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1602 synchronized (mPackages) { 1603 if (mPendingBroadcasts == null) { 1604 return; 1605 } 1606 size = mPendingBroadcasts.size(); 1607 if (size <= 0) { 1608 // Nothing to be done. Just return 1609 return; 1610 } 1611 packages = new String[size]; 1612 components = new ArrayList[size]; 1613 uids = new int[size]; 1614 int i = 0; // filling out the above arrays 1615 1616 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1617 int packageUserId = mPendingBroadcasts.userIdAt(n); 1618 Iterator<Map.Entry<String, ArrayList<String>>> it 1619 = mPendingBroadcasts.packagesForUserId(packageUserId) 1620 .entrySet().iterator(); 1621 while (it.hasNext() && i < size) { 1622 Map.Entry<String, ArrayList<String>> ent = it.next(); 1623 packages[i] = ent.getKey(); 1624 components[i] = ent.getValue(); 1625 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1626 uids[i] = (ps != null) 1627 ? UserHandle.getUid(packageUserId, ps.appId) 1628 : -1; 1629 i++; 1630 } 1631 } 1632 size = i; 1633 mPendingBroadcasts.clear(); 1634 } 1635 // Send broadcasts 1636 for (int i = 0; i < size; i++) { 1637 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1638 } 1639 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1640 break; 1641 } 1642 case START_CLEANING_PACKAGE: { 1643 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1644 final String packageName = (String)msg.obj; 1645 final int userId = msg.arg1; 1646 final boolean andCode = msg.arg2 != 0; 1647 synchronized (mPackages) { 1648 if (userId == UserHandle.USER_ALL) { 1649 int[] users = sUserManager.getUserIds(); 1650 for (int user : users) { 1651 mSettings.addPackageToCleanLPw( 1652 new PackageCleanItem(user, packageName, andCode)); 1653 } 1654 } else { 1655 mSettings.addPackageToCleanLPw( 1656 new PackageCleanItem(userId, packageName, andCode)); 1657 } 1658 } 1659 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1660 startCleaningPackages(); 1661 } break; 1662 case POST_INSTALL: { 1663 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1664 1665 PostInstallData data = mRunningInstalls.get(msg.arg1); 1666 final boolean didRestore = (msg.arg2 != 0); 1667 mRunningInstalls.delete(msg.arg1); 1668 1669 if (data != null) { 1670 InstallArgs args = data.args; 1671 PackageInstalledInfo parentRes = data.res; 1672 1673 final boolean grantPermissions = (args.installFlags 1674 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1675 final boolean killApp = (args.installFlags 1676 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1677 final boolean virtualPreload = ((args.installFlags 1678 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1679 final String[] grantedPermissions = args.installGrantPermissions; 1680 1681 // Handle the parent package 1682 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1683 virtualPreload, grantedPermissions, didRestore, 1684 args.installerPackageName, args.observer); 1685 1686 // Handle the child packages 1687 final int childCount = (parentRes.addedChildPackages != null) 1688 ? parentRes.addedChildPackages.size() : 0; 1689 for (int i = 0; i < childCount; i++) { 1690 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1691 handlePackagePostInstall(childRes, grantPermissions, killApp, 1692 virtualPreload, grantedPermissions, false /*didRestore*/, 1693 args.installerPackageName, args.observer); 1694 } 1695 1696 // Log tracing if needed 1697 if (args.traceMethod != null) { 1698 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1699 args.traceCookie); 1700 } 1701 } else { 1702 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1703 } 1704 1705 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1706 } break; 1707 case WRITE_SETTINGS: { 1708 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1709 synchronized (mPackages) { 1710 removeMessages(WRITE_SETTINGS); 1711 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1712 mSettings.writeLPr(); 1713 mDirtyUsers.clear(); 1714 } 1715 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1716 } break; 1717 case WRITE_PACKAGE_RESTRICTIONS: { 1718 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1719 synchronized (mPackages) { 1720 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1721 for (int userId : mDirtyUsers) { 1722 mSettings.writePackageRestrictionsLPr(userId); 1723 } 1724 mDirtyUsers.clear(); 1725 } 1726 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1727 } break; 1728 case WRITE_PACKAGE_LIST: { 1729 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1730 synchronized (mPackages) { 1731 removeMessages(WRITE_PACKAGE_LIST); 1732 mSettings.writePackageListLPr(msg.arg1); 1733 } 1734 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1735 } break; 1736 case CHECK_PENDING_VERIFICATION: { 1737 final int verificationId = msg.arg1; 1738 final PackageVerificationState state = mPendingVerification.get(verificationId); 1739 1740 if ((state != null) && !state.timeoutExtended()) { 1741 final InstallArgs args = state.getInstallArgs(); 1742 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1743 1744 Slog.i(TAG, "Verification timed out for " + originUri); 1745 mPendingVerification.remove(verificationId); 1746 1747 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1748 1749 final UserHandle user = args.getUser(); 1750 if (getDefaultVerificationResponse(user) 1751 == PackageManager.VERIFICATION_ALLOW) { 1752 Slog.i(TAG, "Continuing with installation of " + originUri); 1753 state.setVerifierResponse(Binder.getCallingUid(), 1754 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1755 broadcastPackageVerified(verificationId, originUri, 1756 PackageManager.VERIFICATION_ALLOW, user); 1757 try { 1758 ret = args.copyApk(mContainerService, true); 1759 } catch (RemoteException e) { 1760 Slog.e(TAG, "Could not contact the ContainerService"); 1761 } 1762 } else { 1763 broadcastPackageVerified(verificationId, originUri, 1764 PackageManager.VERIFICATION_REJECT, user); 1765 } 1766 1767 Trace.asyncTraceEnd( 1768 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1769 1770 processPendingInstall(args, ret); 1771 mHandler.sendEmptyMessage(MCS_UNBIND); 1772 } 1773 break; 1774 } 1775 case PACKAGE_VERIFIED: { 1776 final int verificationId = msg.arg1; 1777 1778 final PackageVerificationState state = mPendingVerification.get(verificationId); 1779 if (state == null) { 1780 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1781 break; 1782 } 1783 1784 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1785 1786 state.setVerifierResponse(response.callerUid, response.code); 1787 1788 if (state.isVerificationComplete()) { 1789 mPendingVerification.remove(verificationId); 1790 1791 final InstallArgs args = state.getInstallArgs(); 1792 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1793 1794 int ret; 1795 if (state.isInstallAllowed()) { 1796 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1797 broadcastPackageVerified(verificationId, originUri, 1798 response.code, state.getInstallArgs().getUser()); 1799 try { 1800 ret = args.copyApk(mContainerService, true); 1801 } catch (RemoteException e) { 1802 Slog.e(TAG, "Could not contact the ContainerService"); 1803 } 1804 } else { 1805 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1806 } 1807 1808 Trace.asyncTraceEnd( 1809 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1810 1811 processPendingInstall(args, ret); 1812 mHandler.sendEmptyMessage(MCS_UNBIND); 1813 } 1814 1815 break; 1816 } 1817 case START_INTENT_FILTER_VERIFICATIONS: { 1818 IFVerificationParams params = (IFVerificationParams) msg.obj; 1819 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1820 params.replacing, params.pkg); 1821 break; 1822 } 1823 case INTENT_FILTER_VERIFIED: { 1824 final int verificationId = msg.arg1; 1825 1826 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1827 verificationId); 1828 if (state == null) { 1829 Slog.w(TAG, "Invalid IntentFilter verification token " 1830 + verificationId + " received"); 1831 break; 1832 } 1833 1834 final int userId = state.getUserId(); 1835 1836 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1837 "Processing IntentFilter verification with token:" 1838 + verificationId + " and userId:" + userId); 1839 1840 final IntentFilterVerificationResponse response = 1841 (IntentFilterVerificationResponse) msg.obj; 1842 1843 state.setVerifierResponse(response.callerUid, response.code); 1844 1845 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1846 "IntentFilter verification with token:" + verificationId 1847 + " and userId:" + userId 1848 + " is settings verifier response with response code:" 1849 + response.code); 1850 1851 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1852 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1853 + response.getFailedDomainsString()); 1854 } 1855 1856 if (state.isVerificationComplete()) { 1857 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1858 } else { 1859 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1860 "IntentFilter verification with token:" + verificationId 1861 + " was not said to be complete"); 1862 } 1863 1864 break; 1865 } 1866 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1867 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1868 mInstantAppResolverConnection, 1869 (InstantAppRequest) msg.obj, 1870 mInstantAppInstallerActivity, 1871 mHandler); 1872 } 1873 } 1874 } 1875 } 1876 1877 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1878 @Override 1879 public void onGidsChanged(int appId, int userId) { 1880 mHandler.post(new Runnable() { 1881 @Override 1882 public void run() { 1883 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1884 } 1885 }); 1886 } 1887 @Override 1888 public void onPermissionGranted(int uid, int userId) { 1889 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1890 1891 // Not critical; if this is lost, the application has to request again. 1892 synchronized (mPackages) { 1893 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1894 } 1895 } 1896 @Override 1897 public void onInstallPermissionGranted() { 1898 synchronized (mPackages) { 1899 scheduleWriteSettingsLocked(); 1900 } 1901 } 1902 @Override 1903 public void onPermissionRevoked(int uid, int userId) { 1904 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1905 1906 synchronized (mPackages) { 1907 // Critical; after this call the application should never have the permission 1908 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1909 } 1910 1911 final int appId = UserHandle.getAppId(uid); 1912 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1913 } 1914 @Override 1915 public void onInstallPermissionRevoked() { 1916 synchronized (mPackages) { 1917 scheduleWriteSettingsLocked(); 1918 } 1919 } 1920 @Override 1921 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1922 synchronized (mPackages) { 1923 for (int userId : updatedUserIds) { 1924 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1925 } 1926 } 1927 } 1928 @Override 1929 public void onInstallPermissionUpdated() { 1930 synchronized (mPackages) { 1931 scheduleWriteSettingsLocked(); 1932 } 1933 } 1934 @Override 1935 public void onPermissionRemoved() { 1936 synchronized (mPackages) { 1937 mSettings.writeLPr(); 1938 } 1939 } 1940 }; 1941 1942 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1943 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1944 boolean launchedForRestore, String installerPackage, 1945 IPackageInstallObserver2 installObserver) { 1946 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1947 // Send the removed broadcasts 1948 if (res.removedInfo != null) { 1949 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1950 } 1951 1952 // Now that we successfully installed the package, grant runtime 1953 // permissions if requested before broadcasting the install. Also 1954 // for legacy apps in permission review mode we clear the permission 1955 // review flag which is used to emulate runtime permissions for 1956 // legacy apps. 1957 if (grantPermissions) { 1958 final int callingUid = Binder.getCallingUid(); 1959 mPermissionManager.grantRequestedRuntimePermissions( 1960 res.pkg, res.newUsers, grantedPermissions, callingUid, 1961 mPermissionCallback); 1962 } 1963 1964 final boolean update = res.removedInfo != null 1965 && res.removedInfo.removedPackage != null; 1966 final String installerPackageName = 1967 res.installerPackageName != null 1968 ? res.installerPackageName 1969 : res.removedInfo != null 1970 ? res.removedInfo.installerPackageName 1971 : null; 1972 1973 // If this is the first time we have child packages for a disabled privileged 1974 // app that had no children, we grant requested runtime permissions to the new 1975 // children if the parent on the system image had them already granted. 1976 if (res.pkg.parentPackage != null) { 1977 final int callingUid = Binder.getCallingUid(); 1978 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1979 res.pkg, callingUid, mPermissionCallback); 1980 } 1981 1982 synchronized (mPackages) { 1983 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1984 } 1985 1986 final String packageName = res.pkg.applicationInfo.packageName; 1987 1988 // Determine the set of users who are adding this package for 1989 // the first time vs. those who are seeing an update. 1990 int[] firstUserIds = EMPTY_INT_ARRAY; 1991 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1992 int[] updateUserIds = EMPTY_INT_ARRAY; 1993 int[] instantUserIds = EMPTY_INT_ARRAY; 1994 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1995 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1996 for (int newUser : res.newUsers) { 1997 final boolean isInstantApp = ps.getInstantApp(newUser); 1998 if (allNewUsers) { 1999 if (isInstantApp) { 2000 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2001 } else { 2002 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2003 } 2004 continue; 2005 } 2006 boolean isNew = true; 2007 for (int origUser : res.origUsers) { 2008 if (origUser == newUser) { 2009 isNew = false; 2010 break; 2011 } 2012 } 2013 if (isNew) { 2014 if (isInstantApp) { 2015 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2016 } else { 2017 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2018 } 2019 } else { 2020 if (isInstantApp) { 2021 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2022 } else { 2023 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2024 } 2025 } 2026 } 2027 2028 // Send installed broadcasts if the package is not a static shared lib. 2029 if (res.pkg.staticSharedLibName == null) { 2030 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2031 2032 // Send added for users that see the package for the first time 2033 // sendPackageAddedForNewUsers also deals with system apps 2034 int appId = UserHandle.getAppId(res.uid); 2035 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2036 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2037 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2038 2039 // Send added for users that don't see the package for the first time 2040 Bundle extras = new Bundle(1); 2041 extras.putInt(Intent.EXTRA_UID, res.uid); 2042 if (update) { 2043 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2044 } 2045 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2046 extras, 0 /*flags*/, 2047 null /*targetPackage*/, null /*finishedReceiver*/, 2048 updateUserIds, instantUserIds); 2049 if (installerPackageName != null) { 2050 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2051 extras, 0 /*flags*/, 2052 installerPackageName, null /*finishedReceiver*/, 2053 updateUserIds, instantUserIds); 2054 } 2055 2056 // Send replaced for users that don't see the package for the first time 2057 if (update) { 2058 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2059 packageName, extras, 0 /*flags*/, 2060 null /*targetPackage*/, null /*finishedReceiver*/, 2061 updateUserIds, instantUserIds); 2062 if (installerPackageName != null) { 2063 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2064 extras, 0 /*flags*/, 2065 installerPackageName, null /*finishedReceiver*/, 2066 updateUserIds, instantUserIds); 2067 } 2068 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2069 null /*package*/, null /*extras*/, 0 /*flags*/, 2070 packageName /*targetPackage*/, 2071 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2072 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2073 // First-install and we did a restore, so we're responsible for the 2074 // first-launch broadcast. 2075 if (DEBUG_BACKUP) { 2076 Slog.i(TAG, "Post-restore of " + packageName 2077 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2078 } 2079 sendFirstLaunchBroadcast(packageName, installerPackage, 2080 firstUserIds, firstInstantUserIds); 2081 } 2082 2083 // Send broadcast package appeared if forward locked/external for all users 2084 // treat asec-hosted packages like removable media on upgrade 2085 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2086 if (DEBUG_INSTALL) { 2087 Slog.i(TAG, "upgrading pkg " + res.pkg 2088 + " is ASEC-hosted -> AVAILABLE"); 2089 } 2090 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2091 ArrayList<String> pkgList = new ArrayList<>(1); 2092 pkgList.add(packageName); 2093 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2094 } 2095 } 2096 2097 // Work that needs to happen on first install within each user 2098 if (firstUserIds != null && firstUserIds.length > 0) { 2099 synchronized (mPackages) { 2100 for (int userId : firstUserIds) { 2101 // If this app is a browser and it's newly-installed for some 2102 // users, clear any default-browser state in those users. The 2103 // app's nature doesn't depend on the user, so we can just check 2104 // its browser nature in any user and generalize. 2105 if (packageIsBrowser(packageName, userId)) { 2106 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2107 } 2108 2109 // We may also need to apply pending (restored) runtime 2110 // permission grants within these users. 2111 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2112 } 2113 } 2114 } 2115 2116 if (allNewUsers && !update) { 2117 notifyPackageAdded(packageName); 2118 } 2119 2120 // Log current value of "unknown sources" setting 2121 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2122 getUnknownSourcesSettings()); 2123 2124 // Remove the replaced package's older resources safely now 2125 // We delete after a gc for applications on sdcard. 2126 if (res.removedInfo != null && res.removedInfo.args != null) { 2127 Runtime.getRuntime().gc(); 2128 synchronized (mInstallLock) { 2129 res.removedInfo.args.doPostDeleteLI(true); 2130 } 2131 } else { 2132 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2133 // and not block here. 2134 VMRuntime.getRuntime().requestConcurrentGC(); 2135 } 2136 2137 // Notify DexManager that the package was installed for new users. 2138 // The updated users should already be indexed and the package code paths 2139 // should not change. 2140 // Don't notify the manager for ephemeral apps as they are not expected to 2141 // survive long enough to benefit of background optimizations. 2142 for (int userId : firstUserIds) { 2143 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2144 // There's a race currently where some install events may interleave with an uninstall. 2145 // This can lead to package info being null (b/36642664). 2146 if (info != null) { 2147 mDexManager.notifyPackageInstalled(info, userId); 2148 } 2149 } 2150 } 2151 2152 // If someone is watching installs - notify them 2153 if (installObserver != null) { 2154 try { 2155 Bundle extras = extrasForInstallResult(res); 2156 installObserver.onPackageInstalled(res.name, res.returnCode, 2157 res.returnMsg, extras); 2158 } catch (RemoteException e) { 2159 Slog.i(TAG, "Observer no longer exists."); 2160 } 2161 } 2162 } 2163 2164 private StorageEventListener mStorageListener = new StorageEventListener() { 2165 @Override 2166 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2167 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2168 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2169 final String volumeUuid = vol.getFsUuid(); 2170 2171 // Clean up any users or apps that were removed or recreated 2172 // while this volume was missing 2173 sUserManager.reconcileUsers(volumeUuid); 2174 reconcileApps(volumeUuid); 2175 2176 // Clean up any install sessions that expired or were 2177 // cancelled while this volume was missing 2178 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2179 2180 loadPrivatePackages(vol); 2181 2182 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2183 unloadPrivatePackages(vol); 2184 } 2185 } 2186 } 2187 2188 @Override 2189 public void onVolumeForgotten(String fsUuid) { 2190 if (TextUtils.isEmpty(fsUuid)) { 2191 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2192 return; 2193 } 2194 2195 // Remove any apps installed on the forgotten volume 2196 synchronized (mPackages) { 2197 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2198 for (PackageSetting ps : packages) { 2199 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2200 deletePackageVersioned(new VersionedPackage(ps.name, 2201 PackageManager.VERSION_CODE_HIGHEST), 2202 new LegacyPackageDeleteObserver(null).getBinder(), 2203 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2204 // Try very hard to release any references to this package 2205 // so we don't risk the system server being killed due to 2206 // open FDs 2207 AttributeCache.instance().removePackage(ps.name); 2208 } 2209 2210 mSettings.onVolumeForgotten(fsUuid); 2211 mSettings.writeLPr(); 2212 } 2213 } 2214 }; 2215 2216 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2217 Bundle extras = null; 2218 switch (res.returnCode) { 2219 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2220 extras = new Bundle(); 2221 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2222 res.origPermission); 2223 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2224 res.origPackage); 2225 break; 2226 } 2227 case PackageManager.INSTALL_SUCCEEDED: { 2228 extras = new Bundle(); 2229 extras.putBoolean(Intent.EXTRA_REPLACING, 2230 res.removedInfo != null && res.removedInfo.removedPackage != null); 2231 break; 2232 } 2233 } 2234 return extras; 2235 } 2236 2237 void scheduleWriteSettingsLocked() { 2238 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2239 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2240 } 2241 } 2242 2243 void scheduleWritePackageListLocked(int userId) { 2244 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2245 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2246 msg.arg1 = userId; 2247 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2248 } 2249 } 2250 2251 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2252 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2253 scheduleWritePackageRestrictionsLocked(userId); 2254 } 2255 2256 void scheduleWritePackageRestrictionsLocked(int userId) { 2257 final int[] userIds = (userId == UserHandle.USER_ALL) 2258 ? sUserManager.getUserIds() : new int[]{userId}; 2259 for (int nextUserId : userIds) { 2260 if (!sUserManager.exists(nextUserId)) return; 2261 mDirtyUsers.add(nextUserId); 2262 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2263 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2264 } 2265 } 2266 } 2267 2268 public static PackageManagerService main(Context context, Installer installer, 2269 boolean factoryTest, boolean onlyCore) { 2270 // Self-check for initial settings. 2271 PackageManagerServiceCompilerMapping.checkProperties(); 2272 2273 PackageManagerService m = new PackageManagerService(context, installer, 2274 factoryTest, onlyCore); 2275 m.enableSystemUserPackages(); 2276 ServiceManager.addService("package", m); 2277 final PackageManagerNative pmn = m.new PackageManagerNative(); 2278 ServiceManager.addService("package_native", pmn); 2279 return m; 2280 } 2281 2282 private void enableSystemUserPackages() { 2283 if (!UserManager.isSplitSystemUser()) { 2284 return; 2285 } 2286 // For system user, enable apps based on the following conditions: 2287 // - app is whitelisted or belong to one of these groups: 2288 // -- system app which has no launcher icons 2289 // -- system app which has INTERACT_ACROSS_USERS permission 2290 // -- system IME app 2291 // - app is not in the blacklist 2292 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2293 Set<String> enableApps = new ArraySet<>(); 2294 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2295 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2296 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2297 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2298 enableApps.addAll(wlApps); 2299 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2300 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2301 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2302 enableApps.removeAll(blApps); 2303 Log.i(TAG, "Applications installed for system user: " + enableApps); 2304 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2305 UserHandle.SYSTEM); 2306 final int allAppsSize = allAps.size(); 2307 synchronized (mPackages) { 2308 for (int i = 0; i < allAppsSize; i++) { 2309 String pName = allAps.get(i); 2310 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2311 // Should not happen, but we shouldn't be failing if it does 2312 if (pkgSetting == null) { 2313 continue; 2314 } 2315 boolean install = enableApps.contains(pName); 2316 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2317 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2318 + " for system user"); 2319 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2320 } 2321 } 2322 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2323 } 2324 } 2325 2326 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2327 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2328 Context.DISPLAY_SERVICE); 2329 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2330 } 2331 2332 /** 2333 * Requests that files preopted on a secondary system partition be copied to the data partition 2334 * if possible. Note that the actual copying of the files is accomplished by init for security 2335 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2336 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2337 */ 2338 private static void requestCopyPreoptedFiles() { 2339 final int WAIT_TIME_MS = 100; 2340 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2341 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2342 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2343 // We will wait for up to 100 seconds. 2344 final long timeStart = SystemClock.uptimeMillis(); 2345 final long timeEnd = timeStart + 100 * 1000; 2346 long timeNow = timeStart; 2347 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2348 try { 2349 Thread.sleep(WAIT_TIME_MS); 2350 } catch (InterruptedException e) { 2351 // Do nothing 2352 } 2353 timeNow = SystemClock.uptimeMillis(); 2354 if (timeNow > timeEnd) { 2355 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2356 Slog.wtf(TAG, "cppreopt did not finish!"); 2357 break; 2358 } 2359 } 2360 2361 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2362 } 2363 } 2364 2365 public PackageManagerService(Context context, Installer installer, 2366 boolean factoryTest, boolean onlyCore) { 2367 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2368 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2369 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2370 SystemClock.uptimeMillis()); 2371 2372 if (mSdkVersion <= 0) { 2373 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2374 } 2375 2376 mContext = context; 2377 2378 mFactoryTest = factoryTest; 2379 mOnlyCore = onlyCore; 2380 mMetrics = new DisplayMetrics(); 2381 mInstaller = installer; 2382 2383 // Create sub-components that provide services / data. Order here is important. 2384 synchronized (mInstallLock) { 2385 synchronized (mPackages) { 2386 // Expose private service for system components to use. 2387 LocalServices.addService( 2388 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2389 sUserManager = new UserManagerService(context, this, 2390 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2391 mPermissionManager = PermissionManagerService.create(context, 2392 new DefaultPermissionGrantedCallback() { 2393 @Override 2394 public void onDefaultRuntimePermissionsGranted(int userId) { 2395 synchronized(mPackages) { 2396 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2397 } 2398 } 2399 }, mPackages /*externalLock*/); 2400 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2401 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2402 } 2403 } 2404 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2405 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2406 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2407 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2408 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2409 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2410 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2411 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2412 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2413 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2414 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2415 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2416 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2417 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2418 2419 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2420 if (separateProcesses != null && separateProcesses.length() > 0) { 2421 if ("*".equals(separateProcesses)) { 2422 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2423 mSeparateProcesses = null; 2424 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2425 } else { 2426 mDefParseFlags = 0; 2427 mSeparateProcesses = separateProcesses.split(","); 2428 Slog.w(TAG, "Running with debug.separate_processes: " 2429 + separateProcesses); 2430 } 2431 } else { 2432 mDefParseFlags = 0; 2433 mSeparateProcesses = null; 2434 } 2435 2436 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2437 "*dexopt*"); 2438 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2439 installer, mInstallLock); 2440 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2441 dexManagerListener); 2442 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2443 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2444 2445 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2446 FgThread.get().getLooper()); 2447 2448 getDefaultDisplayMetrics(context, mMetrics); 2449 2450 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2451 SystemConfig systemConfig = SystemConfig.getInstance(); 2452 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2453 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2454 2455 mProtectedPackages = new ProtectedPackages(mContext); 2456 2457 synchronized (mInstallLock) { 2458 // writer 2459 synchronized (mPackages) { 2460 mHandlerThread = new ServiceThread(TAG, 2461 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2462 mHandlerThread.start(); 2463 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2464 mProcessLoggingHandler = new ProcessLoggingHandler(); 2465 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2466 mInstantAppRegistry = new InstantAppRegistry(this); 2467 2468 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2469 final int builtInLibCount = libConfig.size(); 2470 for (int i = 0; i < builtInLibCount; i++) { 2471 String name = libConfig.keyAt(i); 2472 String path = libConfig.valueAt(i); 2473 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2474 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2475 } 2476 2477 SELinuxMMAC.readInstallPolicy(); 2478 2479 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2480 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2481 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2482 2483 // Clean up orphaned packages for which the code path doesn't exist 2484 // and they are an update to a system app - caused by bug/32321269 2485 final int packageSettingCount = mSettings.mPackages.size(); 2486 for (int i = packageSettingCount - 1; i >= 0; i--) { 2487 PackageSetting ps = mSettings.mPackages.valueAt(i); 2488 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2489 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2490 mSettings.mPackages.removeAt(i); 2491 mSettings.enableSystemPackageLPw(ps.name); 2492 } 2493 } 2494 2495 if (mFirstBoot) { 2496 requestCopyPreoptedFiles(); 2497 } 2498 2499 String customResolverActivity = Resources.getSystem().getString( 2500 R.string.config_customResolverActivity); 2501 if (TextUtils.isEmpty(customResolverActivity)) { 2502 customResolverActivity = null; 2503 } else { 2504 mCustomResolverComponentName = ComponentName.unflattenFromString( 2505 customResolverActivity); 2506 } 2507 2508 long startTime = SystemClock.uptimeMillis(); 2509 2510 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2511 startTime); 2512 2513 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2514 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2515 2516 if (bootClassPath == null) { 2517 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2518 } 2519 2520 if (systemServerClassPath == null) { 2521 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2522 } 2523 2524 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2525 2526 final VersionInfo ver = mSettings.getInternalVersion(); 2527 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2528 if (mIsUpgrade) { 2529 logCriticalInfo(Log.INFO, 2530 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2531 } 2532 2533 // when upgrading from pre-M, promote system app permissions from install to runtime 2534 mPromoteSystemApps = 2535 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2536 2537 // When upgrading from pre-N, we need to handle package extraction like first boot, 2538 // as there is no profiling data available. 2539 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2540 2541 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2542 2543 // save off the names of pre-existing system packages prior to scanning; we don't 2544 // want to automatically grant runtime permissions for new system apps 2545 if (mPromoteSystemApps) { 2546 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2547 while (pkgSettingIter.hasNext()) { 2548 PackageSetting ps = pkgSettingIter.next(); 2549 if (isSystemApp(ps)) { 2550 mExistingSystemPackages.add(ps.name); 2551 } 2552 } 2553 } 2554 2555 mCacheDir = preparePackageParserCache(mIsUpgrade); 2556 2557 // Set flag to monitor and not change apk file paths when 2558 // scanning install directories. 2559 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2560 2561 if (mIsUpgrade || mFirstBoot) { 2562 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2563 } 2564 2565 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2566 // For security and version matching reason, only consider 2567 // overlay packages if they reside in the right directory. 2568 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2569 mDefParseFlags 2570 | PackageParser.PARSE_IS_SYSTEM_DIR, 2571 scanFlags 2572 | SCAN_AS_SYSTEM 2573 | SCAN_AS_VENDOR, 2574 0); 2575 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2576 mDefParseFlags 2577 | PackageParser.PARSE_IS_SYSTEM_DIR, 2578 scanFlags 2579 | SCAN_AS_SYSTEM 2580 | SCAN_AS_PRODUCT, 2581 0); 2582 2583 mParallelPackageParserCallback.findStaticOverlayPackages(); 2584 2585 // Find base frameworks (resource packages without code). 2586 scanDirTracedLI(frameworkDir, 2587 mDefParseFlags 2588 | PackageParser.PARSE_IS_SYSTEM_DIR, 2589 scanFlags 2590 | SCAN_NO_DEX 2591 | SCAN_AS_SYSTEM 2592 | SCAN_AS_PRIVILEGED, 2593 0); 2594 2595 // Collect privileged system packages. 2596 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2597 scanDirTracedLI(privilegedAppDir, 2598 mDefParseFlags 2599 | PackageParser.PARSE_IS_SYSTEM_DIR, 2600 scanFlags 2601 | SCAN_AS_SYSTEM 2602 | SCAN_AS_PRIVILEGED, 2603 0); 2604 2605 // Collect ordinary system packages. 2606 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2607 scanDirTracedLI(systemAppDir, 2608 mDefParseFlags 2609 | PackageParser.PARSE_IS_SYSTEM_DIR, 2610 scanFlags 2611 | SCAN_AS_SYSTEM, 2612 0); 2613 2614 // Collect privileged vendor packages. 2615 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2616 try { 2617 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2618 } catch (IOException e) { 2619 // failed to look up canonical path, continue with original one 2620 } 2621 scanDirTracedLI(privilegedVendorAppDir, 2622 mDefParseFlags 2623 | PackageParser.PARSE_IS_SYSTEM_DIR, 2624 scanFlags 2625 | SCAN_AS_SYSTEM 2626 | SCAN_AS_VENDOR 2627 | SCAN_AS_PRIVILEGED, 2628 0); 2629 2630 // Collect ordinary vendor packages. 2631 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2632 try { 2633 vendorAppDir = vendorAppDir.getCanonicalFile(); 2634 } catch (IOException e) { 2635 // failed to look up canonical path, continue with original one 2636 } 2637 scanDirTracedLI(vendorAppDir, 2638 mDefParseFlags 2639 | PackageParser.PARSE_IS_SYSTEM_DIR, 2640 scanFlags 2641 | SCAN_AS_SYSTEM 2642 | SCAN_AS_VENDOR, 2643 0); 2644 2645 // Collect privileged odm packages. /odm is another vendor partition 2646 // other than /vendor. 2647 File privilegedOdmAppDir = new File(Environment.getOdmDirectory(), 2648 "priv-app"); 2649 try { 2650 privilegedOdmAppDir = privilegedOdmAppDir.getCanonicalFile(); 2651 } catch (IOException e) { 2652 // failed to look up canonical path, continue with original one 2653 } 2654 scanDirTracedLI(privilegedOdmAppDir, 2655 mDefParseFlags 2656 | PackageParser.PARSE_IS_SYSTEM_DIR, 2657 scanFlags 2658 | SCAN_AS_SYSTEM 2659 | SCAN_AS_VENDOR 2660 | SCAN_AS_PRIVILEGED, 2661 0); 2662 2663 // Collect ordinary odm packages. /odm is another vendor partition 2664 // other than /vendor. 2665 File odmAppDir = new File(Environment.getOdmDirectory(), "app"); 2666 try { 2667 odmAppDir = odmAppDir.getCanonicalFile(); 2668 } catch (IOException e) { 2669 // failed to look up canonical path, continue with original one 2670 } 2671 scanDirTracedLI(odmAppDir, 2672 mDefParseFlags 2673 | PackageParser.PARSE_IS_SYSTEM_DIR, 2674 scanFlags 2675 | SCAN_AS_SYSTEM 2676 | SCAN_AS_VENDOR, 2677 0); 2678 2679 // Collect all OEM packages. 2680 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2681 scanDirTracedLI(oemAppDir, 2682 mDefParseFlags 2683 | PackageParser.PARSE_IS_SYSTEM_DIR, 2684 scanFlags 2685 | SCAN_AS_SYSTEM 2686 | SCAN_AS_OEM, 2687 0); 2688 2689 // Collected privileged product packages. 2690 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2691 try { 2692 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2693 } catch (IOException e) { 2694 // failed to look up canonical path, continue with original one 2695 } 2696 scanDirTracedLI(privilegedProductAppDir, 2697 mDefParseFlags 2698 | PackageParser.PARSE_IS_SYSTEM_DIR, 2699 scanFlags 2700 | SCAN_AS_SYSTEM 2701 | SCAN_AS_PRODUCT 2702 | SCAN_AS_PRIVILEGED, 2703 0); 2704 2705 // Collect ordinary product packages. 2706 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2707 try { 2708 productAppDir = productAppDir.getCanonicalFile(); 2709 } catch (IOException e) { 2710 // failed to look up canonical path, continue with original one 2711 } 2712 scanDirTracedLI(productAppDir, 2713 mDefParseFlags 2714 | PackageParser.PARSE_IS_SYSTEM_DIR, 2715 scanFlags 2716 | SCAN_AS_SYSTEM 2717 | SCAN_AS_PRODUCT, 2718 0); 2719 2720 // Prune any system packages that no longer exist. 2721 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2722 // Stub packages must either be replaced with full versions in the /data 2723 // partition or be disabled. 2724 final List<String> stubSystemApps = new ArrayList<>(); 2725 if (!mOnlyCore) { 2726 // do this first before mucking with mPackages for the "expecting better" case 2727 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2728 while (pkgIterator.hasNext()) { 2729 final PackageParser.Package pkg = pkgIterator.next(); 2730 if (pkg.isStub) { 2731 stubSystemApps.add(pkg.packageName); 2732 } 2733 } 2734 2735 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2736 while (psit.hasNext()) { 2737 PackageSetting ps = psit.next(); 2738 2739 /* 2740 * If this is not a system app, it can't be a 2741 * disable system app. 2742 */ 2743 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2744 continue; 2745 } 2746 2747 /* 2748 * If the package is scanned, it's not erased. 2749 */ 2750 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2751 if (scannedPkg != null) { 2752 /* 2753 * If the system app is both scanned and in the 2754 * disabled packages list, then it must have been 2755 * added via OTA. Remove it from the currently 2756 * scanned package so the previously user-installed 2757 * application can be scanned. 2758 */ 2759 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2760 logCriticalInfo(Log.WARN, 2761 "Expecting better updated system app for " + ps.name 2762 + "; removing system app. Last known" 2763 + " codePath=" + ps.codePathString 2764 + ", versionCode=" + ps.versionCode 2765 + "; scanned versionCode=" + scannedPkg.getLongVersionCode()); 2766 removePackageLI(scannedPkg, true); 2767 mExpectingBetter.put(ps.name, ps.codePath); 2768 } 2769 2770 continue; 2771 } 2772 2773 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2774 psit.remove(); 2775 logCriticalInfo(Log.WARN, "System package " + ps.name 2776 + " no longer exists; it's data will be wiped"); 2777 // Actual deletion of code and data will be handled by later 2778 // reconciliation step 2779 } else { 2780 // we still have a disabled system package, but, it still might have 2781 // been removed. check the code path still exists and check there's 2782 // still a package. the latter can happen if an OTA keeps the same 2783 // code path, but, changes the package name. 2784 final PackageSetting disabledPs = 2785 mSettings.getDisabledSystemPkgLPr(ps.name); 2786 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2787 || disabledPs.pkg == null) { 2788 possiblyDeletedUpdatedSystemApps.add(ps.name); 2789 } 2790 } 2791 } 2792 } 2793 2794 //delete tmp files 2795 deleteTempPackageFiles(); 2796 2797 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2798 2799 // Remove any shared userIDs that have no associated packages 2800 mSettings.pruneSharedUsersLPw(); 2801 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2802 final int systemPackagesCount = mPackages.size(); 2803 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2804 + " ms, packageCount: " + systemPackagesCount 2805 + " , timePerPackage: " 2806 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2807 + " , cached: " + cachedSystemApps); 2808 if (mIsUpgrade && systemPackagesCount > 0) { 2809 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2810 ((int) systemScanTime) / systemPackagesCount); 2811 } 2812 if (!mOnlyCore) { 2813 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2814 SystemClock.uptimeMillis()); 2815 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2816 2817 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2818 | PackageParser.PARSE_FORWARD_LOCK, 2819 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2820 2821 // Remove disable package settings for updated system apps that were 2822 // removed via an OTA. If the update is no longer present, remove the 2823 // app completely. Otherwise, revoke their system privileges. 2824 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2825 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2826 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2827 final String msg; 2828 if (deletedPkg == null) { 2829 // should have found an update, but, we didn't; remove everything 2830 msg = "Updated system package " + deletedAppName 2831 + " no longer exists; removing its data"; 2832 // Actual deletion of code and data will be handled by later 2833 // reconciliation step 2834 } else { 2835 // found an update; revoke system privileges 2836 msg = "Updated system package + " + deletedAppName 2837 + " no longer exists; revoking system privileges"; 2838 2839 // Don't do anything if a stub is removed from the system image. If 2840 // we were to remove the uncompressed version from the /data partition, 2841 // this is where it'd be done. 2842 2843 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2844 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2845 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2846 } 2847 logCriticalInfo(Log.WARN, msg); 2848 } 2849 2850 /* 2851 * Make sure all system apps that we expected to appear on 2852 * the userdata partition actually showed up. If they never 2853 * appeared, crawl back and revive the system version. 2854 */ 2855 for (int i = 0; i < mExpectingBetter.size(); i++) { 2856 final String packageName = mExpectingBetter.keyAt(i); 2857 if (!mPackages.containsKey(packageName)) { 2858 final File scanFile = mExpectingBetter.valueAt(i); 2859 2860 logCriticalInfo(Log.WARN, "Expected better " + packageName 2861 + " but never showed up; reverting to system"); 2862 2863 final @ParseFlags int reparseFlags; 2864 final @ScanFlags int rescanFlags; 2865 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2866 reparseFlags = 2867 mDefParseFlags | 2868 PackageParser.PARSE_IS_SYSTEM_DIR; 2869 rescanFlags = 2870 scanFlags 2871 | SCAN_AS_SYSTEM 2872 | SCAN_AS_PRIVILEGED; 2873 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2874 reparseFlags = 2875 mDefParseFlags | 2876 PackageParser.PARSE_IS_SYSTEM_DIR; 2877 rescanFlags = 2878 scanFlags 2879 | SCAN_AS_SYSTEM; 2880 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile) 2881 || FileUtils.contains(privilegedOdmAppDir, scanFile)) { 2882 reparseFlags = 2883 mDefParseFlags | 2884 PackageParser.PARSE_IS_SYSTEM_DIR; 2885 rescanFlags = 2886 scanFlags 2887 | SCAN_AS_SYSTEM 2888 | SCAN_AS_VENDOR 2889 | SCAN_AS_PRIVILEGED; 2890 } else if (FileUtils.contains(vendorAppDir, scanFile) 2891 || FileUtils.contains(odmAppDir, scanFile)) { 2892 reparseFlags = 2893 mDefParseFlags | 2894 PackageParser.PARSE_IS_SYSTEM_DIR; 2895 rescanFlags = 2896 scanFlags 2897 | SCAN_AS_SYSTEM 2898 | SCAN_AS_VENDOR; 2899 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2900 reparseFlags = 2901 mDefParseFlags | 2902 PackageParser.PARSE_IS_SYSTEM_DIR; 2903 rescanFlags = 2904 scanFlags 2905 | SCAN_AS_SYSTEM 2906 | SCAN_AS_OEM; 2907 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2908 reparseFlags = 2909 mDefParseFlags | 2910 PackageParser.PARSE_IS_SYSTEM_DIR; 2911 rescanFlags = 2912 scanFlags 2913 | SCAN_AS_SYSTEM 2914 | SCAN_AS_PRODUCT 2915 | SCAN_AS_PRIVILEGED; 2916 } else if (FileUtils.contains(productAppDir, scanFile)) { 2917 reparseFlags = 2918 mDefParseFlags | 2919 PackageParser.PARSE_IS_SYSTEM_DIR; 2920 rescanFlags = 2921 scanFlags 2922 | SCAN_AS_SYSTEM 2923 | SCAN_AS_PRODUCT; 2924 } else { 2925 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2926 continue; 2927 } 2928 2929 mSettings.enableSystemPackageLPw(packageName); 2930 2931 try { 2932 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2933 } catch (PackageManagerException e) { 2934 Slog.e(TAG, "Failed to parse original system package: " 2935 + e.getMessage()); 2936 } 2937 } 2938 } 2939 2940 // Uncompress and install any stubbed system applications. 2941 // This must be done last to ensure all stubs are replaced or disabled. 2942 decompressSystemApplications(stubSystemApps, scanFlags); 2943 2944 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2945 - cachedSystemApps; 2946 2947 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2948 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2949 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2950 + " ms, packageCount: " + dataPackagesCount 2951 + " , timePerPackage: " 2952 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2953 + " , cached: " + cachedNonSystemApps); 2954 if (mIsUpgrade && dataPackagesCount > 0) { 2955 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2956 ((int) dataScanTime) / dataPackagesCount); 2957 } 2958 } 2959 mExpectingBetter.clear(); 2960 2961 // Resolve the storage manager. 2962 mStorageManagerPackage = getStorageManagerPackageName(); 2963 2964 // Resolve protected action filters. Only the setup wizard is allowed to 2965 // have a high priority filter for these actions. 2966 mSetupWizardPackage = getSetupWizardPackageName(); 2967 if (mProtectedFilters.size() > 0) { 2968 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2969 Slog.i(TAG, "No setup wizard;" 2970 + " All protected intents capped to priority 0"); 2971 } 2972 for (ActivityIntentInfo filter : mProtectedFilters) { 2973 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2974 if (DEBUG_FILTERS) { 2975 Slog.i(TAG, "Found setup wizard;" 2976 + " allow priority " + filter.getPriority() + ";" 2977 + " package: " + filter.activity.info.packageName 2978 + " activity: " + filter.activity.className 2979 + " priority: " + filter.getPriority()); 2980 } 2981 // skip setup wizard; allow it to keep the high priority filter 2982 continue; 2983 } 2984 if (DEBUG_FILTERS) { 2985 Slog.i(TAG, "Protected action; cap priority to 0;" 2986 + " package: " + filter.activity.info.packageName 2987 + " activity: " + filter.activity.className 2988 + " origPrio: " + filter.getPriority()); 2989 } 2990 filter.setPriority(0); 2991 } 2992 } 2993 2994 mSystemTextClassifierPackage = getSystemTextClassifierPackageName(); 2995 2996 mDeferProtectedFilters = false; 2997 mProtectedFilters.clear(); 2998 2999 // Now that we know all of the shared libraries, update all clients to have 3000 // the correct library paths. 3001 updateAllSharedLibrariesLPw(null); 3002 3003 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 3004 // NOTE: We ignore potential failures here during a system scan (like 3005 // the rest of the commands above) because there's precious little we 3006 // can do about it. A settings error is reported, though. 3007 final List<String> changedAbiCodePath = 3008 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 3009 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 3010 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 3011 final String codePathString = changedAbiCodePath.get(i); 3012 try { 3013 mInstaller.rmdex(codePathString, 3014 getDexCodeInstructionSet(getPreferredInstructionSet())); 3015 } catch (InstallerException ignored) { 3016 } 3017 } 3018 } 3019 // Adjust seInfo to ensure apps which share a sharedUserId are placed in the same 3020 // SELinux domain. 3021 setting.fixSeInfoLocked(); 3022 } 3023 3024 // Now that we know all the packages we are keeping, 3025 // read and update their last usage times. 3026 mPackageUsage.read(mPackages); 3027 mCompilerStats.read(); 3028 3029 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 3030 SystemClock.uptimeMillis()); 3031 Slog.i(TAG, "Time to scan packages: " 3032 + ((SystemClock.uptimeMillis()-startTime)/1000f) 3033 + " seconds"); 3034 3035 // If the platform SDK has changed since the last time we booted, 3036 // we need to re-grant app permission to catch any new ones that 3037 // appear. This is really a hack, and means that apps can in some 3038 // cases get permissions that the user didn't initially explicitly 3039 // allow... it would be nice to have some better way to handle 3040 // this situation. 3041 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 3042 if (sdkUpdated) { 3043 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 3044 + mSdkVersion + "; regranting permissions for internal storage"); 3045 } 3046 mPermissionManager.updateAllPermissions( 3047 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3048 mPermissionCallback); 3049 ver.sdkVersion = mSdkVersion; 3050 3051 // If this is the first boot or an update from pre-M, and it is a normal 3052 // boot, then we need to initialize the default preferred apps across 3053 // all defined users. 3054 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3055 for (UserInfo user : sUserManager.getUsers(true)) { 3056 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3057 applyFactoryDefaultBrowserLPw(user.id); 3058 primeDomainVerificationsLPw(user.id); 3059 } 3060 } 3061 3062 // Prepare storage for system user really early during boot, 3063 // since core system apps like SettingsProvider and SystemUI 3064 // can't wait for user to start 3065 final int storageFlags; 3066 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3067 storageFlags = StorageManager.FLAG_STORAGE_DE; 3068 } else { 3069 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3070 } 3071 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3072 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3073 true /* onlyCoreApps */); 3074 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3075 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3076 Trace.TRACE_TAG_PACKAGE_MANAGER); 3077 traceLog.traceBegin("AppDataFixup"); 3078 try { 3079 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3080 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3081 } catch (InstallerException e) { 3082 Slog.w(TAG, "Trouble fixing GIDs", e); 3083 } 3084 traceLog.traceEnd(); 3085 3086 traceLog.traceBegin("AppDataPrepare"); 3087 if (deferPackages == null || deferPackages.isEmpty()) { 3088 return; 3089 } 3090 int count = 0; 3091 for (String pkgName : deferPackages) { 3092 PackageParser.Package pkg = null; 3093 synchronized (mPackages) { 3094 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3095 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3096 pkg = ps.pkg; 3097 } 3098 } 3099 if (pkg != null) { 3100 synchronized (mInstallLock) { 3101 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3102 true /* maybeMigrateAppData */); 3103 } 3104 count++; 3105 } 3106 } 3107 traceLog.traceEnd(); 3108 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3109 }, "prepareAppData"); 3110 3111 // If this is first boot after an OTA, and a normal boot, then 3112 // we need to clear code cache directories. 3113 // Note that we do *not* clear the application profiles. These remain valid 3114 // across OTAs and are used to drive profile verification (post OTA) and 3115 // profile compilation (without waiting to collect a fresh set of profiles). 3116 if (mIsUpgrade && !onlyCore) { 3117 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3118 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3119 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3120 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3121 // No apps are running this early, so no need to freeze 3122 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3123 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3124 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3125 } 3126 } 3127 ver.fingerprint = Build.FINGERPRINT; 3128 } 3129 3130 checkDefaultBrowser(); 3131 3132 // clear only after permissions and other defaults have been updated 3133 mExistingSystemPackages.clear(); 3134 mPromoteSystemApps = false; 3135 3136 // All the changes are done during package scanning. 3137 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3138 3139 // can downgrade to reader 3140 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3141 mSettings.writeLPr(); 3142 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3143 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3144 SystemClock.uptimeMillis()); 3145 3146 if (!mOnlyCore) { 3147 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3148 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3149 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3150 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3151 if (mIntentFilterVerifierComponent != null) { 3152 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3153 mIntentFilterVerifierComponent); 3154 } else { 3155 mIntentFilterVerifier = null; 3156 } 3157 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3158 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3159 SharedLibraryInfo.VERSION_UNDEFINED); 3160 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3161 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3162 SharedLibraryInfo.VERSION_UNDEFINED); 3163 } else { 3164 mRequiredVerifierPackage = null; 3165 mRequiredInstallerPackage = null; 3166 mRequiredUninstallerPackage = null; 3167 mIntentFilterVerifierComponent = null; 3168 mIntentFilterVerifier = null; 3169 mServicesSystemSharedLibraryPackageName = null; 3170 mSharedSystemSharedLibraryPackageName = null; 3171 } 3172 3173 mInstallerService = new PackageInstallerService(context, this); 3174 final Pair<ComponentName, String> instantAppResolverComponent = 3175 getInstantAppResolverLPr(); 3176 if (instantAppResolverComponent != null) { 3177 if (DEBUG_INSTANT) { 3178 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3179 } 3180 mInstantAppResolverConnection = new InstantAppResolverConnection( 3181 mContext, instantAppResolverComponent.first, 3182 instantAppResolverComponent.second); 3183 mInstantAppResolverSettingsComponent = 3184 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3185 } else { 3186 mInstantAppResolverConnection = null; 3187 mInstantAppResolverSettingsComponent = null; 3188 } 3189 updateInstantAppInstallerLocked(null); 3190 3191 // Read and update the usage of dex files. 3192 // Do this at the end of PM init so that all the packages have their 3193 // data directory reconciled. 3194 // At this point we know the code paths of the packages, so we can validate 3195 // the disk file and build the internal cache. 3196 // The usage file is expected to be small so loading and verifying it 3197 // should take a fairly small time compare to the other activities (e.g. package 3198 // scanning). 3199 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3200 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3201 for (int userId : currentUserIds) { 3202 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3203 } 3204 mDexManager.load(userPackages); 3205 if (mIsUpgrade) { 3206 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3207 (int) (SystemClock.uptimeMillis() - startTime)); 3208 } 3209 } // synchronized (mPackages) 3210 } // synchronized (mInstallLock) 3211 3212 // Now after opening every single application zip, make sure they 3213 // are all flushed. Not really needed, but keeps things nice and 3214 // tidy. 3215 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3216 Runtime.getRuntime().gc(); 3217 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3218 3219 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3220 FallbackCategoryProvider.loadFallbacks(); 3221 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3222 3223 // The initial scanning above does many calls into installd while 3224 // holding the mPackages lock, but we're mostly interested in yelling 3225 // once we have a booted system. 3226 mInstaller.setWarnIfHeld(mPackages); 3227 3228 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3229 } 3230 3231 /** 3232 * Uncompress and install stub applications. 3233 * <p>In order to save space on the system partition, some applications are shipped in a 3234 * compressed form. In addition the compressed bits for the full application, the 3235 * system image contains a tiny stub comprised of only the Android manifest. 3236 * <p>During the first boot, attempt to uncompress and install the full application. If 3237 * the application can't be installed for any reason, disable the stub and prevent 3238 * uncompressing the full application during future boots. 3239 * <p>In order to forcefully attempt an installation of a full application, go to app 3240 * settings and enable the application. 3241 */ 3242 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3243 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3244 final String pkgName = stubSystemApps.get(i); 3245 // skip if the system package is already disabled 3246 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3247 stubSystemApps.remove(i); 3248 continue; 3249 } 3250 // skip if the package isn't installed (?!); this should never happen 3251 final PackageParser.Package pkg = mPackages.get(pkgName); 3252 if (pkg == null) { 3253 stubSystemApps.remove(i); 3254 continue; 3255 } 3256 // skip if the package has been disabled by the user 3257 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3258 if (ps != null) { 3259 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3260 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3261 stubSystemApps.remove(i); 3262 continue; 3263 } 3264 } 3265 3266 if (DEBUG_COMPRESSION) { 3267 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3268 } 3269 3270 // uncompress the binary to its eventual destination on /data 3271 final File scanFile = decompressPackage(pkg); 3272 if (scanFile == null) { 3273 continue; 3274 } 3275 3276 // install the package to replace the stub on /system 3277 try { 3278 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3279 removePackageLI(pkg, true /*chatty*/); 3280 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3281 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3282 UserHandle.USER_SYSTEM, "android"); 3283 stubSystemApps.remove(i); 3284 continue; 3285 } catch (PackageManagerException e) { 3286 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3287 } 3288 3289 // any failed attempt to install the package will be cleaned up later 3290 } 3291 3292 // disable any stub still left; these failed to install the full application 3293 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3294 final String pkgName = stubSystemApps.get(i); 3295 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3296 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3297 UserHandle.USER_SYSTEM, "android"); 3298 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3299 } 3300 } 3301 3302 /** 3303 * Decompresses the given package on the system image onto 3304 * the /data partition. 3305 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3306 */ 3307 private File decompressPackage(PackageParser.Package pkg) { 3308 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3309 if (compressedFiles == null || compressedFiles.length == 0) { 3310 if (DEBUG_COMPRESSION) { 3311 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3312 } 3313 return null; 3314 } 3315 final File dstCodePath = 3316 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3317 int ret = PackageManager.INSTALL_SUCCEEDED; 3318 try { 3319 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3320 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3321 for (File srcFile : compressedFiles) { 3322 final String srcFileName = srcFile.getName(); 3323 final String dstFileName = srcFileName.substring( 3324 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3325 final File dstFile = new File(dstCodePath, dstFileName); 3326 ret = decompressFile(srcFile, dstFile); 3327 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3328 logCriticalInfo(Log.ERROR, "Failed to decompress" 3329 + "; pkg: " + pkg.packageName 3330 + ", file: " + dstFileName); 3331 break; 3332 } 3333 } 3334 } catch (ErrnoException e) { 3335 logCriticalInfo(Log.ERROR, "Failed to decompress" 3336 + "; pkg: " + pkg.packageName 3337 + ", err: " + e.errno); 3338 } 3339 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3340 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3341 NativeLibraryHelper.Handle handle = null; 3342 try { 3343 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3344 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3345 null /*abiOverride*/); 3346 } catch (IOException e) { 3347 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3348 + "; pkg: " + pkg.packageName); 3349 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3350 } finally { 3351 IoUtils.closeQuietly(handle); 3352 } 3353 } 3354 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3355 if (dstCodePath == null || !dstCodePath.exists()) { 3356 return null; 3357 } 3358 removeCodePathLI(dstCodePath); 3359 return null; 3360 } 3361 3362 return dstCodePath; 3363 } 3364 3365 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3366 // we're only interested in updating the installer appliction when 1) it's not 3367 // already set or 2) the modified package is the installer 3368 if (mInstantAppInstallerActivity != null 3369 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3370 .equals(modifiedPackage)) { 3371 return; 3372 } 3373 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3374 } 3375 3376 private static File preparePackageParserCache(boolean isUpgrade) { 3377 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3378 return null; 3379 } 3380 3381 // Disable package parsing on eng builds to allow for faster incremental development. 3382 if (Build.IS_ENG) { 3383 return null; 3384 } 3385 3386 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3387 Slog.i(TAG, "Disabling package parser cache due to system property."); 3388 return null; 3389 } 3390 3391 // The base directory for the package parser cache lives under /data/system/. 3392 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3393 "package_cache"); 3394 if (cacheBaseDir == null) { 3395 return null; 3396 } 3397 3398 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3399 // This also serves to "GC" unused entries when the package cache version changes (which 3400 // can only happen during upgrades). 3401 if (isUpgrade) { 3402 FileUtils.deleteContents(cacheBaseDir); 3403 } 3404 3405 3406 // Return the versioned package cache directory. This is something like 3407 // "/data/system/package_cache/1" 3408 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3409 3410 if (cacheDir == null) { 3411 // Something went wrong. Attempt to delete everything and return. 3412 Slog.wtf(TAG, "Cache directory cannot be created - wiping base dir " + cacheBaseDir); 3413 FileUtils.deleteContentsAndDir(cacheBaseDir); 3414 return null; 3415 } 3416 3417 // The following is a workaround to aid development on non-numbered userdebug 3418 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3419 // the system partition is newer. 3420 // 3421 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3422 // that starts with "eng." to signify that this is an engineering build and not 3423 // destined for release. 3424 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3425 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3426 3427 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3428 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3429 // in general and should not be used for production changes. In this specific case, 3430 // we know that they will work. 3431 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3432 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3433 FileUtils.deleteContents(cacheBaseDir); 3434 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3435 } 3436 } 3437 3438 return cacheDir; 3439 } 3440 3441 @Override 3442 public boolean isFirstBoot() { 3443 // allow instant applications 3444 return mFirstBoot; 3445 } 3446 3447 @Override 3448 public boolean isOnlyCoreApps() { 3449 // allow instant applications 3450 return mOnlyCore; 3451 } 3452 3453 @Override 3454 public boolean isUpgrade() { 3455 // allow instant applications 3456 // The system property allows testing ota flow when upgraded to the same image. 3457 return mIsUpgrade || SystemProperties.getBoolean( 3458 "persist.pm.mock-upgrade", false /* default */); 3459 } 3460 3461 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3462 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3463 3464 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3465 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3466 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3467 if (matches.size() == 1) { 3468 return matches.get(0).getComponentInfo().packageName; 3469 } else if (matches.size() == 0) { 3470 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3471 return null; 3472 } 3473 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3474 } 3475 3476 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3477 synchronized (mPackages) { 3478 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3479 if (libraryEntry == null) { 3480 throw new IllegalStateException("Missing required shared library:" + name); 3481 } 3482 return libraryEntry.apk; 3483 } 3484 } 3485 3486 private @NonNull String getRequiredInstallerLPr() { 3487 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3488 intent.addCategory(Intent.CATEGORY_DEFAULT); 3489 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3490 3491 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3492 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3493 UserHandle.USER_SYSTEM); 3494 if (matches.size() == 1) { 3495 ResolveInfo resolveInfo = matches.get(0); 3496 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3497 throw new RuntimeException("The installer must be a privileged app"); 3498 } 3499 return matches.get(0).getComponentInfo().packageName; 3500 } else { 3501 throw new RuntimeException("There must be exactly one installer; found " + matches); 3502 } 3503 } 3504 3505 private @NonNull String getRequiredUninstallerLPr() { 3506 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3507 intent.addCategory(Intent.CATEGORY_DEFAULT); 3508 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3509 3510 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3511 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3512 UserHandle.USER_SYSTEM); 3513 if (resolveInfo == null || 3514 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3515 throw new RuntimeException("There must be exactly one uninstaller; found " 3516 + resolveInfo); 3517 } 3518 return resolveInfo.getComponentInfo().packageName; 3519 } 3520 3521 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3522 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3523 3524 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3525 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3526 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3527 ResolveInfo best = null; 3528 final int N = matches.size(); 3529 for (int i = 0; i < N; i++) { 3530 final ResolveInfo cur = matches.get(i); 3531 final String packageName = cur.getComponentInfo().packageName; 3532 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3533 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3534 continue; 3535 } 3536 3537 if (best == null || cur.priority > best.priority) { 3538 best = cur; 3539 } 3540 } 3541 3542 if (best != null) { 3543 return best.getComponentInfo().getComponentName(); 3544 } 3545 Slog.w(TAG, "Intent filter verifier not found"); 3546 return null; 3547 } 3548 3549 @Override 3550 public @Nullable ComponentName getInstantAppResolverComponent() { 3551 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3552 return null; 3553 } 3554 synchronized (mPackages) { 3555 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3556 if (instantAppResolver == null) { 3557 return null; 3558 } 3559 return instantAppResolver.first; 3560 } 3561 } 3562 3563 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3564 final String[] packageArray = 3565 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3566 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3567 if (DEBUG_INSTANT) { 3568 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3569 } 3570 return null; 3571 } 3572 3573 final int callingUid = Binder.getCallingUid(); 3574 final int resolveFlags = 3575 MATCH_DIRECT_BOOT_AWARE 3576 | MATCH_DIRECT_BOOT_UNAWARE 3577 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3578 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3579 final Intent resolverIntent = new Intent(actionName); 3580 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3581 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3582 final int N = resolvers.size(); 3583 if (N == 0) { 3584 if (DEBUG_INSTANT) { 3585 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3586 } 3587 return null; 3588 } 3589 3590 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3591 for (int i = 0; i < N; i++) { 3592 final ResolveInfo info = resolvers.get(i); 3593 3594 if (info.serviceInfo == null) { 3595 continue; 3596 } 3597 3598 final String packageName = info.serviceInfo.packageName; 3599 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3600 if (DEBUG_INSTANT) { 3601 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3602 + " pkg: " + packageName + ", info:" + info); 3603 } 3604 continue; 3605 } 3606 3607 if (DEBUG_INSTANT) { 3608 Slog.v(TAG, "Ephemeral resolver found;" 3609 + " pkg: " + packageName + ", info:" + info); 3610 } 3611 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3612 } 3613 if (DEBUG_INSTANT) { 3614 Slog.v(TAG, "Ephemeral resolver NOT found"); 3615 } 3616 return null; 3617 } 3618 3619 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3620 String[] orderedActions = Build.IS_ENG 3621 ? new String[]{ 3622 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3623 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE} 3624 : new String[]{ 3625 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE}; 3626 3627 final int resolveFlags = 3628 MATCH_DIRECT_BOOT_AWARE 3629 | MATCH_DIRECT_BOOT_UNAWARE 3630 | Intent.FLAG_IGNORE_EPHEMERAL 3631 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3632 final Intent intent = new Intent(); 3633 intent.addCategory(Intent.CATEGORY_DEFAULT); 3634 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3635 List<ResolveInfo> matches = null; 3636 for (String action : orderedActions) { 3637 intent.setAction(action); 3638 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3639 resolveFlags, UserHandle.USER_SYSTEM); 3640 if (matches.isEmpty()) { 3641 if (DEBUG_INSTANT) { 3642 Slog.d(TAG, "Instant App installer not found with " + action); 3643 } 3644 } else { 3645 break; 3646 } 3647 } 3648 Iterator<ResolveInfo> iter = matches.iterator(); 3649 while (iter.hasNext()) { 3650 final ResolveInfo rInfo = iter.next(); 3651 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3652 if (ps != null) { 3653 final PermissionsState permissionsState = ps.getPermissionsState(); 3654 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3655 || Build.IS_ENG) { 3656 continue; 3657 } 3658 } 3659 iter.remove(); 3660 } 3661 if (matches.size() == 0) { 3662 return null; 3663 } else if (matches.size() == 1) { 3664 return (ActivityInfo) matches.get(0).getComponentInfo(); 3665 } else { 3666 throw new RuntimeException( 3667 "There must be at most one ephemeral installer; found " + matches); 3668 } 3669 } 3670 3671 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3672 @NonNull ComponentName resolver) { 3673 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3674 .addCategory(Intent.CATEGORY_DEFAULT) 3675 .setPackage(resolver.getPackageName()); 3676 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3677 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3678 UserHandle.USER_SYSTEM); 3679 if (matches.isEmpty()) { 3680 return null; 3681 } 3682 return matches.get(0).getComponentInfo().getComponentName(); 3683 } 3684 3685 private void primeDomainVerificationsLPw(int userId) { 3686 if (DEBUG_DOMAIN_VERIFICATION) { 3687 Slog.d(TAG, "Priming domain verifications in user " + userId); 3688 } 3689 3690 SystemConfig systemConfig = SystemConfig.getInstance(); 3691 ArraySet<String> packages = systemConfig.getLinkedApps(); 3692 3693 for (String packageName : packages) { 3694 PackageParser.Package pkg = mPackages.get(packageName); 3695 if (pkg != null) { 3696 if (!pkg.isSystem()) { 3697 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3698 continue; 3699 } 3700 3701 ArraySet<String> domains = null; 3702 for (PackageParser.Activity a : pkg.activities) { 3703 for (ActivityIntentInfo filter : a.intents) { 3704 if (hasValidDomains(filter)) { 3705 if (domains == null) { 3706 domains = new ArraySet<String>(); 3707 } 3708 domains.addAll(filter.getHostsList()); 3709 } 3710 } 3711 } 3712 3713 if (domains != null && domains.size() > 0) { 3714 if (DEBUG_DOMAIN_VERIFICATION) { 3715 Slog.v(TAG, " + " + packageName); 3716 } 3717 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3718 // state w.r.t. the formal app-linkage "no verification attempted" state; 3719 // and then 'always' in the per-user state actually used for intent resolution. 3720 final IntentFilterVerificationInfo ivi; 3721 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3722 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3723 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3724 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3725 } else { 3726 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3727 + "' does not handle web links"); 3728 } 3729 } else { 3730 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3731 } 3732 } 3733 3734 scheduleWritePackageRestrictionsLocked(userId); 3735 scheduleWriteSettingsLocked(); 3736 } 3737 3738 private void applyFactoryDefaultBrowserLPw(int userId) { 3739 // The default browser app's package name is stored in a string resource, 3740 // with a product-specific overlay used for vendor customization. 3741 String browserPkg = mContext.getResources().getString( 3742 com.android.internal.R.string.default_browser); 3743 if (!TextUtils.isEmpty(browserPkg)) { 3744 // non-empty string => required to be a known package 3745 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3746 if (ps == null) { 3747 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3748 browserPkg = null; 3749 } else { 3750 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3751 } 3752 } 3753 3754 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3755 // default. If there's more than one, just leave everything alone. 3756 if (browserPkg == null) { 3757 calculateDefaultBrowserLPw(userId); 3758 } 3759 } 3760 3761 private void calculateDefaultBrowserLPw(int userId) { 3762 List<String> allBrowsers = resolveAllBrowserApps(userId); 3763 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3764 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3765 } 3766 3767 private List<String> resolveAllBrowserApps(int userId) { 3768 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3769 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3770 PackageManager.MATCH_ALL, userId); 3771 3772 final int count = list.size(); 3773 List<String> result = new ArrayList<String>(count); 3774 for (int i=0; i<count; i++) { 3775 ResolveInfo info = list.get(i); 3776 if (info.activityInfo == null 3777 || !info.handleAllWebDataURI 3778 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3779 || result.contains(info.activityInfo.packageName)) { 3780 continue; 3781 } 3782 result.add(info.activityInfo.packageName); 3783 } 3784 3785 return result; 3786 } 3787 3788 private boolean packageIsBrowser(String packageName, int userId) { 3789 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3790 PackageManager.MATCH_ALL, userId); 3791 final int N = list.size(); 3792 for (int i = 0; i < N; i++) { 3793 ResolveInfo info = list.get(i); 3794 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3795 return true; 3796 } 3797 } 3798 return false; 3799 } 3800 3801 private void checkDefaultBrowser() { 3802 final int myUserId = UserHandle.myUserId(); 3803 final String packageName = getDefaultBrowserPackageName(myUserId); 3804 if (packageName != null) { 3805 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3806 if (info == null) { 3807 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3808 synchronized (mPackages) { 3809 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3810 } 3811 } 3812 } 3813 } 3814 3815 @Override 3816 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3817 throws RemoteException { 3818 try { 3819 return super.onTransact(code, data, reply, flags); 3820 } catch (RuntimeException e) { 3821 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3822 Slog.wtf(TAG, "Package Manager Crash", e); 3823 } 3824 throw e; 3825 } 3826 } 3827 3828 static int[] appendInts(int[] cur, int[] add) { 3829 if (add == null) return cur; 3830 if (cur == null) return add; 3831 final int N = add.length; 3832 for (int i=0; i<N; i++) { 3833 cur = appendInt(cur, add[i]); 3834 } 3835 return cur; 3836 } 3837 3838 /** 3839 * Returns whether or not a full application can see an instant application. 3840 * <p> 3841 * Currently, there are three cases in which this can occur: 3842 * <ol> 3843 * <li>The calling application is a "special" process. Special processes 3844 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3845 * <li>The calling application has the permission 3846 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3847 * <li>The calling application is the default launcher on the 3848 * system partition.</li> 3849 * </ol> 3850 */ 3851 private boolean canViewInstantApps(int callingUid, int userId) { 3852 if (callingUid < Process.FIRST_APPLICATION_UID) { 3853 return true; 3854 } 3855 if (mContext.checkCallingOrSelfPermission( 3856 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3857 return true; 3858 } 3859 if (mContext.checkCallingOrSelfPermission( 3860 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3861 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3862 if (homeComponent != null 3863 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3864 return true; 3865 } 3866 } 3867 return false; 3868 } 3869 3870 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3871 if (!sUserManager.exists(userId)) return null; 3872 if (ps == null) { 3873 return null; 3874 } 3875 final int callingUid = Binder.getCallingUid(); 3876 // Filter out ephemeral app metadata: 3877 // * The system/shell/root can see metadata for any app 3878 // * An installed app can see metadata for 1) other installed apps 3879 // and 2) ephemeral apps that have explicitly interacted with it 3880 // * Ephemeral apps can only see their own data and exposed installed apps 3881 // * Holding a signature permission allows seeing instant apps 3882 if (filterAppAccessLPr(ps, callingUid, userId)) { 3883 return null; 3884 } 3885 3886 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3887 && ps.isSystem()) { 3888 flags |= MATCH_ANY_USER; 3889 } 3890 3891 final PackageUserState state = ps.readUserState(userId); 3892 PackageParser.Package p = ps.pkg; 3893 if (p != null) { 3894 final PermissionsState permissionsState = ps.getPermissionsState(); 3895 3896 // Compute GIDs only if requested 3897 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3898 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3899 // Compute granted permissions only if package has requested permissions 3900 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3901 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3902 3903 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3904 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3905 3906 if (packageInfo == null) { 3907 return null; 3908 } 3909 3910 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3911 resolveExternalPackageNameLPr(p); 3912 3913 return packageInfo; 3914 } else if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 && state.isAvailable(flags)) { 3915 PackageInfo pi = new PackageInfo(); 3916 pi.packageName = ps.name; 3917 pi.setLongVersionCode(ps.versionCode); 3918 pi.sharedUserId = (ps.sharedUser != null) ? ps.sharedUser.name : null; 3919 pi.firstInstallTime = ps.firstInstallTime; 3920 pi.lastUpdateTime = ps.lastUpdateTime; 3921 3922 ApplicationInfo ai = new ApplicationInfo(); 3923 ai.packageName = ps.name; 3924 ai.uid = UserHandle.getUid(userId, ps.appId); 3925 ai.primaryCpuAbi = ps.primaryCpuAbiString; 3926 ai.secondaryCpuAbi = ps.secondaryCpuAbiString; 3927 ai.versionCode = ps.versionCode; 3928 ai.flags = ps.pkgFlags; 3929 ai.privateFlags = ps.pkgPrivateFlags; 3930 pi.applicationInfo = PackageParser.generateApplicationInfo(ai, flags, state, userId); 3931 3932 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "ps.pkg is n/a for [" 3933 + ps.name + "]. Provides a minimum info."); 3934 return pi; 3935 } else { 3936 return null; 3937 } 3938 } 3939 3940 @Override 3941 public void checkPackageStartable(String packageName, int userId) { 3942 final int callingUid = Binder.getCallingUid(); 3943 if (getInstantAppPackageName(callingUid) != null) { 3944 throw new SecurityException("Instant applications don't have access to this method"); 3945 } 3946 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3947 synchronized (mPackages) { 3948 final PackageSetting ps = mSettings.mPackages.get(packageName); 3949 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3950 throw new SecurityException("Package " + packageName + " was not found!"); 3951 } 3952 3953 if (!ps.getInstalled(userId)) { 3954 throw new SecurityException( 3955 "Package " + packageName + " was not installed for user " + userId + "!"); 3956 } 3957 3958 if (mSafeMode && !ps.isSystem()) { 3959 throw new SecurityException("Package " + packageName + " not a system app!"); 3960 } 3961 3962 if (mFrozenPackages.contains(packageName)) { 3963 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3964 } 3965 3966 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3967 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3968 } 3969 } 3970 } 3971 3972 @Override 3973 public boolean isPackageAvailable(String packageName, int userId) { 3974 if (!sUserManager.exists(userId)) return false; 3975 final int callingUid = Binder.getCallingUid(); 3976 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3977 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3978 synchronized (mPackages) { 3979 PackageParser.Package p = mPackages.get(packageName); 3980 if (p != null) { 3981 final PackageSetting ps = (PackageSetting) p.mExtras; 3982 if (filterAppAccessLPr(ps, callingUid, userId)) { 3983 return false; 3984 } 3985 if (ps != null) { 3986 final PackageUserState state = ps.readUserState(userId); 3987 if (state != null) { 3988 return PackageParser.isAvailable(state); 3989 } 3990 } 3991 } 3992 } 3993 return false; 3994 } 3995 3996 @Override 3997 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3998 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3999 flags, Binder.getCallingUid(), userId); 4000 } 4001 4002 @Override 4003 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 4004 int flags, int userId) { 4005 return getPackageInfoInternal(versionedPackage.getPackageName(), 4006 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 4007 } 4008 4009 /** 4010 * Important: The provided filterCallingUid is used exclusively to filter out packages 4011 * that can be seen based on user state. It's typically the original caller uid prior 4012 * to clearing. Because it can only be provided by trusted code, it's value can be 4013 * trusted and will be used as-is; unlike userId which will be validated by this method. 4014 */ 4015 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 4016 int flags, int filterCallingUid, int userId) { 4017 if (!sUserManager.exists(userId)) return null; 4018 flags = updateFlagsForPackage(flags, userId, packageName); 4019 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4020 false /* requireFullPermission */, false /* checkShell */, "get package info"); 4021 4022 // reader 4023 synchronized (mPackages) { 4024 // Normalize package name to handle renamed packages and static libs 4025 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 4026 4027 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 4028 if (matchFactoryOnly) { 4029 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 4030 if (ps != null) { 4031 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4032 return null; 4033 } 4034 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4035 return null; 4036 } 4037 return generatePackageInfo(ps, flags, userId); 4038 } 4039 } 4040 4041 PackageParser.Package p = mPackages.get(packageName); 4042 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 4043 return null; 4044 } 4045 if (DEBUG_PACKAGE_INFO) 4046 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 4047 if (p != null) { 4048 final PackageSetting ps = (PackageSetting) p.mExtras; 4049 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4050 return null; 4051 } 4052 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 4053 return null; 4054 } 4055 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4056 } 4057 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4058 final PackageSetting ps = mSettings.mPackages.get(packageName); 4059 if (ps == null) return null; 4060 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4061 return null; 4062 } 4063 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4064 return null; 4065 } 4066 return generatePackageInfo(ps, flags, userId); 4067 } 4068 } 4069 return null; 4070 } 4071 4072 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4073 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4074 return true; 4075 } 4076 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4077 return true; 4078 } 4079 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4080 return true; 4081 } 4082 return false; 4083 } 4084 4085 private boolean isComponentVisibleToInstantApp( 4086 @Nullable ComponentName component, @ComponentType int type) { 4087 if (type == TYPE_ACTIVITY) { 4088 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4089 return activity != null 4090 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4091 : false; 4092 } else if (type == TYPE_RECEIVER) { 4093 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4094 return activity != null 4095 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4096 : false; 4097 } else if (type == TYPE_SERVICE) { 4098 final PackageParser.Service service = mServices.mServices.get(component); 4099 return service != null 4100 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4101 : false; 4102 } else if (type == TYPE_PROVIDER) { 4103 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4104 return provider != null 4105 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4106 : false; 4107 } else if (type == TYPE_UNKNOWN) { 4108 return isComponentVisibleToInstantApp(component); 4109 } 4110 return false; 4111 } 4112 4113 /** 4114 * Returns whether or not access to the application should be filtered. 4115 * <p> 4116 * Access may be limited based upon whether the calling or target applications 4117 * are instant applications. 4118 * 4119 * @see #canAccessInstantApps(int) 4120 */ 4121 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4122 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4123 // if we're in an isolated process, get the real calling UID 4124 if (Process.isIsolated(callingUid)) { 4125 callingUid = mIsolatedOwners.get(callingUid); 4126 } 4127 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4128 final boolean callerIsInstantApp = instantAppPkgName != null; 4129 if (ps == null) { 4130 if (callerIsInstantApp) { 4131 // pretend the application exists, but, needs to be filtered 4132 return true; 4133 } 4134 return false; 4135 } 4136 // if the target and caller are the same application, don't filter 4137 if (isCallerSameApp(ps.name, callingUid)) { 4138 return false; 4139 } 4140 if (callerIsInstantApp) { 4141 // request for a specific component; if it hasn't been explicitly exposed through 4142 // property or instrumentation target, filter 4143 if (component != null) { 4144 final PackageParser.Instrumentation instrumentation = 4145 mInstrumentation.get(component); 4146 if (instrumentation != null 4147 && isCallerSameApp(instrumentation.info.targetPackage, callingUid)) { 4148 return false; 4149 } 4150 return !isComponentVisibleToInstantApp(component, componentType); 4151 } 4152 // request for application; if no components have been explicitly exposed, filter 4153 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4154 } 4155 if (ps.getInstantApp(userId)) { 4156 // caller can see all components of all instant applications, don't filter 4157 if (canViewInstantApps(callingUid, userId)) { 4158 return false; 4159 } 4160 // request for a specific instant application component, filter 4161 if (component != null) { 4162 return true; 4163 } 4164 // request for an instant application; if the caller hasn't been granted access, filter 4165 return !mInstantAppRegistry.isInstantAccessGranted( 4166 userId, UserHandle.getAppId(callingUid), ps.appId); 4167 } 4168 return false; 4169 } 4170 4171 /** 4172 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4173 */ 4174 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4175 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4176 } 4177 4178 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4179 int flags) { 4180 // Callers can access only the libs they depend on, otherwise they need to explicitly 4181 // ask for the shared libraries given the caller is allowed to access all static libs. 4182 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4183 // System/shell/root get to see all static libs 4184 final int appId = UserHandle.getAppId(uid); 4185 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4186 || appId == Process.ROOT_UID) { 4187 return false; 4188 } 4189 } 4190 4191 // No package means no static lib as it is always on internal storage 4192 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4193 return false; 4194 } 4195 4196 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4197 ps.pkg.staticSharedLibVersion); 4198 if (libEntry == null) { 4199 return false; 4200 } 4201 4202 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4203 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4204 if (uidPackageNames == null) { 4205 return true; 4206 } 4207 4208 for (String uidPackageName : uidPackageNames) { 4209 if (ps.name.equals(uidPackageName)) { 4210 return false; 4211 } 4212 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4213 if (uidPs != null) { 4214 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4215 libEntry.info.getName()); 4216 if (index < 0) { 4217 continue; 4218 } 4219 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4220 return false; 4221 } 4222 } 4223 } 4224 return true; 4225 } 4226 4227 @Override 4228 public String[] currentToCanonicalPackageNames(String[] names) { 4229 final int callingUid = Binder.getCallingUid(); 4230 if (getInstantAppPackageName(callingUid) != null) { 4231 return names; 4232 } 4233 final String[] out = new String[names.length]; 4234 // reader 4235 synchronized (mPackages) { 4236 final int callingUserId = UserHandle.getUserId(callingUid); 4237 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4238 for (int i=names.length-1; i>=0; i--) { 4239 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4240 boolean translateName = false; 4241 if (ps != null && ps.realName != null) { 4242 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4243 translateName = !targetIsInstantApp 4244 || canViewInstantApps 4245 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4246 UserHandle.getAppId(callingUid), ps.appId); 4247 } 4248 out[i] = translateName ? ps.realName : names[i]; 4249 } 4250 } 4251 return out; 4252 } 4253 4254 @Override 4255 public String[] canonicalToCurrentPackageNames(String[] names) { 4256 final int callingUid = Binder.getCallingUid(); 4257 if (getInstantAppPackageName(callingUid) != null) { 4258 return names; 4259 } 4260 final String[] out = new String[names.length]; 4261 // reader 4262 synchronized (mPackages) { 4263 final int callingUserId = UserHandle.getUserId(callingUid); 4264 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4265 for (int i=names.length-1; i>=0; i--) { 4266 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4267 boolean translateName = false; 4268 if (cur != null) { 4269 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4270 final boolean targetIsInstantApp = 4271 ps != null && ps.getInstantApp(callingUserId); 4272 translateName = !targetIsInstantApp 4273 || canViewInstantApps 4274 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4275 UserHandle.getAppId(callingUid), ps.appId); 4276 } 4277 out[i] = translateName ? cur : names[i]; 4278 } 4279 } 4280 return out; 4281 } 4282 4283 @Override 4284 public int getPackageUid(String packageName, int flags, int userId) { 4285 if (!sUserManager.exists(userId)) return -1; 4286 final int callingUid = Binder.getCallingUid(); 4287 flags = updateFlagsForPackage(flags, userId, packageName); 4288 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4289 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4290 4291 // reader 4292 synchronized (mPackages) { 4293 final PackageParser.Package p = mPackages.get(packageName); 4294 if (p != null && p.isMatch(flags)) { 4295 PackageSetting ps = (PackageSetting) p.mExtras; 4296 if (filterAppAccessLPr(ps, callingUid, userId)) { 4297 return -1; 4298 } 4299 return UserHandle.getUid(userId, p.applicationInfo.uid); 4300 } 4301 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4302 final PackageSetting ps = mSettings.mPackages.get(packageName); 4303 if (ps != null && ps.isMatch(flags) 4304 && !filterAppAccessLPr(ps, callingUid, userId)) { 4305 return UserHandle.getUid(userId, ps.appId); 4306 } 4307 } 4308 } 4309 4310 return -1; 4311 } 4312 4313 @Override 4314 public int[] getPackageGids(String packageName, int flags, int userId) { 4315 if (!sUserManager.exists(userId)) return null; 4316 final int callingUid = Binder.getCallingUid(); 4317 flags = updateFlagsForPackage(flags, userId, packageName); 4318 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4319 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4320 4321 // reader 4322 synchronized (mPackages) { 4323 final PackageParser.Package p = mPackages.get(packageName); 4324 if (p != null && p.isMatch(flags)) { 4325 PackageSetting ps = (PackageSetting) p.mExtras; 4326 if (filterAppAccessLPr(ps, callingUid, userId)) { 4327 return null; 4328 } 4329 // TODO: Shouldn't this be checking for package installed state for userId and 4330 // return null? 4331 return ps.getPermissionsState().computeGids(userId); 4332 } 4333 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4334 final PackageSetting ps = mSettings.mPackages.get(packageName); 4335 if (ps != null && ps.isMatch(flags) 4336 && !filterAppAccessLPr(ps, callingUid, userId)) { 4337 return ps.getPermissionsState().computeGids(userId); 4338 } 4339 } 4340 } 4341 4342 return null; 4343 } 4344 4345 @Override 4346 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4347 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4348 } 4349 4350 @Override 4351 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4352 int flags) { 4353 final List<PermissionInfo> permissionList = 4354 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4355 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4356 } 4357 4358 @Override 4359 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4360 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4361 } 4362 4363 @Override 4364 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4365 final List<PermissionGroupInfo> permissionList = 4366 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4367 return (permissionList == null) 4368 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4369 } 4370 4371 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4372 int filterCallingUid, int userId) { 4373 if (!sUserManager.exists(userId)) return null; 4374 PackageSetting ps = mSettings.mPackages.get(packageName); 4375 if (ps != null) { 4376 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4377 return null; 4378 } 4379 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4380 return null; 4381 } 4382 if (ps.pkg == null) { 4383 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4384 if (pInfo != null) { 4385 return pInfo.applicationInfo; 4386 } 4387 return null; 4388 } 4389 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4390 ps.readUserState(userId), userId); 4391 if (ai != null) { 4392 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4393 } 4394 return ai; 4395 } 4396 return null; 4397 } 4398 4399 @Override 4400 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4401 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4402 } 4403 4404 /** 4405 * Important: The provided filterCallingUid is used exclusively to filter out applications 4406 * that can be seen based on user state. It's typically the original caller uid prior 4407 * to clearing. Because it can only be provided by trusted code, it's value can be 4408 * trusted and will be used as-is; unlike userId which will be validated by this method. 4409 */ 4410 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4411 int filterCallingUid, int userId) { 4412 if (!sUserManager.exists(userId)) return null; 4413 flags = updateFlagsForApplication(flags, userId, packageName); 4414 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4415 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4416 4417 // writer 4418 synchronized (mPackages) { 4419 // Normalize package name to handle renamed packages and static libs 4420 packageName = resolveInternalPackageNameLPr(packageName, 4421 PackageManager.VERSION_CODE_HIGHEST); 4422 4423 PackageParser.Package p = mPackages.get(packageName); 4424 if (DEBUG_PACKAGE_INFO) Log.v( 4425 TAG, "getApplicationInfo " + packageName 4426 + ": " + p); 4427 if (p != null) { 4428 PackageSetting ps = mSettings.mPackages.get(packageName); 4429 if (ps == null) return null; 4430 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4431 return null; 4432 } 4433 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4434 return null; 4435 } 4436 // Note: isEnabledLP() does not apply here - always return info 4437 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4438 p, flags, ps.readUserState(userId), userId); 4439 if (ai != null) { 4440 ai.packageName = resolveExternalPackageNameLPr(p); 4441 } 4442 return ai; 4443 } 4444 if ("android".equals(packageName)||"system".equals(packageName)) { 4445 return mAndroidApplication; 4446 } 4447 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4448 // Already generates the external package name 4449 return generateApplicationInfoFromSettingsLPw(packageName, 4450 flags, filterCallingUid, userId); 4451 } 4452 } 4453 return null; 4454 } 4455 4456 private String normalizePackageNameLPr(String packageName) { 4457 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4458 return normalizedPackageName != null ? normalizedPackageName : packageName; 4459 } 4460 4461 @Override 4462 public void deletePreloadsFileCache() { 4463 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4464 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4465 } 4466 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4467 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4468 FileUtils.deleteContents(dir); 4469 } 4470 4471 @Override 4472 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4473 final int storageFlags, final IPackageDataObserver observer) { 4474 mContext.enforceCallingOrSelfPermission( 4475 android.Manifest.permission.CLEAR_APP_CACHE, null); 4476 mHandler.post(() -> { 4477 boolean success = false; 4478 try { 4479 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4480 success = true; 4481 } catch (IOException e) { 4482 Slog.w(TAG, e); 4483 } 4484 if (observer != null) { 4485 try { 4486 observer.onRemoveCompleted(null, success); 4487 } catch (RemoteException e) { 4488 Slog.w(TAG, e); 4489 } 4490 } 4491 }); 4492 } 4493 4494 @Override 4495 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4496 final int storageFlags, final IntentSender pi) { 4497 mContext.enforceCallingOrSelfPermission( 4498 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4499 mHandler.post(() -> { 4500 boolean success = false; 4501 try { 4502 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4503 success = true; 4504 } catch (IOException e) { 4505 Slog.w(TAG, e); 4506 } 4507 if (pi != null) { 4508 try { 4509 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4510 } catch (SendIntentException e) { 4511 Slog.w(TAG, e); 4512 } 4513 } 4514 }); 4515 } 4516 4517 /** 4518 * Blocking call to clear various types of cached data across the system 4519 * until the requested bytes are available. 4520 */ 4521 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4522 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4523 final File file = storage.findPathForUuid(volumeUuid); 4524 if (file.getUsableSpace() >= bytes) return; 4525 4526 if (ENABLE_FREE_CACHE_V2) { 4527 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4528 volumeUuid); 4529 final boolean aggressive = (storageFlags 4530 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4531 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4532 4533 // 1. Pre-flight to determine if we have any chance to succeed 4534 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4535 if (internalVolume && (aggressive || SystemProperties 4536 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4537 deletePreloadsFileCache(); 4538 if (file.getUsableSpace() >= bytes) return; 4539 } 4540 4541 // 3. Consider parsed APK data (aggressive only) 4542 if (internalVolume && aggressive) { 4543 FileUtils.deleteContents(mCacheDir); 4544 if (file.getUsableSpace() >= bytes) return; 4545 } 4546 4547 // 4. Consider cached app data (above quotas) 4548 try { 4549 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4550 Installer.FLAG_FREE_CACHE_V2); 4551 } catch (InstallerException ignored) { 4552 } 4553 if (file.getUsableSpace() >= bytes) return; 4554 4555 // 5. Consider shared libraries with refcount=0 and age>min cache period 4556 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4557 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4558 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4559 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4560 return; 4561 } 4562 4563 // 6. Consider dexopt output (aggressive only) 4564 // TODO: Implement 4565 4566 // 7. Consider installed instant apps unused longer than min cache period 4567 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4568 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4569 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4570 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4571 return; 4572 } 4573 4574 // 8. Consider cached app data (below quotas) 4575 try { 4576 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4577 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4578 } catch (InstallerException ignored) { 4579 } 4580 if (file.getUsableSpace() >= bytes) return; 4581 4582 // 9. Consider DropBox entries 4583 // TODO: Implement 4584 4585 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4586 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4587 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4588 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4589 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4590 return; 4591 } 4592 } else { 4593 try { 4594 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4595 } catch (InstallerException ignored) { 4596 } 4597 if (file.getUsableSpace() >= bytes) return; 4598 } 4599 4600 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4601 } 4602 4603 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4604 throws IOException { 4605 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4606 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4607 4608 List<VersionedPackage> packagesToDelete = null; 4609 final long now = System.currentTimeMillis(); 4610 4611 synchronized (mPackages) { 4612 final int[] allUsers = sUserManager.getUserIds(); 4613 final int libCount = mSharedLibraries.size(); 4614 for (int i = 0; i < libCount; i++) { 4615 final LongSparseArray<SharedLibraryEntry> versionedLib 4616 = mSharedLibraries.valueAt(i); 4617 if (versionedLib == null) { 4618 continue; 4619 } 4620 final int versionCount = versionedLib.size(); 4621 for (int j = 0; j < versionCount; j++) { 4622 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4623 // Skip packages that are not static shared libs. 4624 if (!libInfo.isStatic()) { 4625 break; 4626 } 4627 // Important: We skip static shared libs used for some user since 4628 // in such a case we need to keep the APK on the device. The check for 4629 // a lib being used for any user is performed by the uninstall call. 4630 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4631 // Resolve the package name - we use synthetic package names internally 4632 final String internalPackageName = resolveInternalPackageNameLPr( 4633 declaringPackage.getPackageName(), 4634 declaringPackage.getLongVersionCode()); 4635 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4636 // Skip unused static shared libs cached less than the min period 4637 // to prevent pruning a lib needed by a subsequently installed package. 4638 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4639 continue; 4640 } 4641 if (packagesToDelete == null) { 4642 packagesToDelete = new ArrayList<>(); 4643 } 4644 packagesToDelete.add(new VersionedPackage(internalPackageName, 4645 declaringPackage.getLongVersionCode())); 4646 } 4647 } 4648 } 4649 4650 if (packagesToDelete != null) { 4651 final int packageCount = packagesToDelete.size(); 4652 for (int i = 0; i < packageCount; i++) { 4653 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4654 // Delete the package synchronously (will fail of the lib used for any user). 4655 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4656 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4657 == PackageManager.DELETE_SUCCEEDED) { 4658 if (volume.getUsableSpace() >= neededSpace) { 4659 return true; 4660 } 4661 } 4662 } 4663 } 4664 4665 return false; 4666 } 4667 4668 /** 4669 * Update given flags based on encryption status of current user. 4670 */ 4671 private int updateFlags(int flags, int userId) { 4672 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4673 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4674 // Caller expressed an explicit opinion about what encryption 4675 // aware/unaware components they want to see, so fall through and 4676 // give them what they want 4677 } else { 4678 // Caller expressed no opinion, so match based on user state 4679 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4680 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4681 } else { 4682 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4683 } 4684 } 4685 return flags; 4686 } 4687 4688 private UserManagerInternal getUserManagerInternal() { 4689 if (mUserManagerInternal == null) { 4690 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4691 } 4692 return mUserManagerInternal; 4693 } 4694 4695 private ActivityManagerInternal getActivityManagerInternal() { 4696 if (mActivityManagerInternal == null) { 4697 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4698 } 4699 return mActivityManagerInternal; 4700 } 4701 4702 4703 private DeviceIdleController.LocalService getDeviceIdleController() { 4704 if (mDeviceIdleController == null) { 4705 mDeviceIdleController = 4706 LocalServices.getService(DeviceIdleController.LocalService.class); 4707 } 4708 return mDeviceIdleController; 4709 } 4710 4711 /** 4712 * Update given flags when being used to request {@link PackageInfo}. 4713 */ 4714 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4715 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4716 boolean triaged = true; 4717 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4718 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4719 // Caller is asking for component details, so they'd better be 4720 // asking for specific encryption matching behavior, or be triaged 4721 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4722 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4723 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4724 triaged = false; 4725 } 4726 } 4727 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4728 | PackageManager.MATCH_SYSTEM_ONLY 4729 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4730 triaged = false; 4731 } 4732 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4733 mPermissionManager.enforceCrossUserPermission( 4734 Binder.getCallingUid(), userId, false, false, 4735 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4736 + Debug.getCallers(5)); 4737 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4738 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4739 // If the caller wants all packages and has a restricted profile associated with it, 4740 // then match all users. This is to make sure that launchers that need to access work 4741 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4742 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4743 flags |= PackageManager.MATCH_ANY_USER; 4744 } 4745 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4746 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4747 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4748 } 4749 return updateFlags(flags, userId); 4750 } 4751 4752 /** 4753 * Update given flags when being used to request {@link ApplicationInfo}. 4754 */ 4755 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4756 return updateFlagsForPackage(flags, userId, cookie); 4757 } 4758 4759 /** 4760 * Update given flags when being used to request {@link ComponentInfo}. 4761 */ 4762 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4763 if (cookie instanceof Intent) { 4764 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4765 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4766 } 4767 } 4768 4769 boolean triaged = true; 4770 // Caller is asking for component details, so they'd better be 4771 // asking for specific encryption matching behavior, or be triaged 4772 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4773 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4774 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4775 triaged = false; 4776 } 4777 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4778 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4779 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4780 } 4781 4782 return updateFlags(flags, userId); 4783 } 4784 4785 /** 4786 * Update given intent when being used to request {@link ResolveInfo}. 4787 */ 4788 private Intent updateIntentForResolve(Intent intent) { 4789 if (intent.getSelector() != null) { 4790 intent = intent.getSelector(); 4791 } 4792 if (DEBUG_PREFERRED) { 4793 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4794 } 4795 return intent; 4796 } 4797 4798 /** 4799 * Update given flags when being used to request {@link ResolveInfo}. 4800 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4801 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4802 * flag set. However, this flag is only honoured in three circumstances: 4803 * <ul> 4804 * <li>when called from a system process</li> 4805 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4806 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4807 * action and a {@code android.intent.category.BROWSABLE} category</li> 4808 * </ul> 4809 */ 4810 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4811 return updateFlagsForResolve(flags, userId, intent, callingUid, 4812 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4813 } 4814 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4815 boolean wantInstantApps) { 4816 return updateFlagsForResolve(flags, userId, intent, callingUid, 4817 wantInstantApps, false /*onlyExposedExplicitly*/); 4818 } 4819 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4820 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4821 // Safe mode means we shouldn't match any third-party components 4822 if (mSafeMode) { 4823 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4824 } 4825 if (getInstantAppPackageName(callingUid) != null) { 4826 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4827 if (onlyExposedExplicitly) { 4828 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4829 } 4830 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4831 flags |= PackageManager.MATCH_INSTANT; 4832 } else { 4833 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4834 final boolean allowMatchInstant = wantInstantApps 4835 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4836 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4837 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4838 if (!allowMatchInstant) { 4839 flags &= ~PackageManager.MATCH_INSTANT; 4840 } 4841 } 4842 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4843 } 4844 4845 @Override 4846 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4847 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4848 } 4849 4850 /** 4851 * Important: The provided filterCallingUid is used exclusively to filter out activities 4852 * that can be seen based on user state. It's typically the original caller uid prior 4853 * to clearing. Because it can only be provided by trusted code, it's value can be 4854 * trusted and will be used as-is; unlike userId which will be validated by this method. 4855 */ 4856 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4857 int filterCallingUid, int userId) { 4858 if (!sUserManager.exists(userId)) return null; 4859 flags = updateFlagsForComponent(flags, userId, component); 4860 4861 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4862 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4863 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4864 } 4865 4866 synchronized (mPackages) { 4867 PackageParser.Activity a = mActivities.mActivities.get(component); 4868 4869 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4870 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4871 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4872 if (ps == null) return null; 4873 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4874 return null; 4875 } 4876 return PackageParser.generateActivityInfo( 4877 a, flags, ps.readUserState(userId), userId); 4878 } 4879 if (mResolveComponentName.equals(component)) { 4880 return PackageParser.generateActivityInfo( 4881 mResolveActivity, flags, new PackageUserState(), userId); 4882 } 4883 } 4884 return null; 4885 } 4886 4887 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4888 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4889 return false; 4890 } 4891 final long token = Binder.clearCallingIdentity(); 4892 try { 4893 final int callingUserId = UserHandle.getUserId(callingUid); 4894 if (ActivityManager.getCurrentUser() != callingUserId) { 4895 return false; 4896 } 4897 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4898 } finally { 4899 Binder.restoreCallingIdentity(token); 4900 } 4901 } 4902 4903 @Override 4904 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4905 String resolvedType) { 4906 synchronized (mPackages) { 4907 if (component.equals(mResolveComponentName)) { 4908 // The resolver supports EVERYTHING! 4909 return true; 4910 } 4911 final int callingUid = Binder.getCallingUid(); 4912 final int callingUserId = UserHandle.getUserId(callingUid); 4913 PackageParser.Activity a = mActivities.mActivities.get(component); 4914 if (a == null) { 4915 return false; 4916 } 4917 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4918 if (ps == null) { 4919 return false; 4920 } 4921 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4922 return false; 4923 } 4924 for (int i=0; i<a.intents.size(); i++) { 4925 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4926 intent.getData(), intent.getCategories(), TAG) >= 0) { 4927 return true; 4928 } 4929 } 4930 return false; 4931 } 4932 } 4933 4934 @Override 4935 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4936 if (!sUserManager.exists(userId)) return null; 4937 final int callingUid = Binder.getCallingUid(); 4938 flags = updateFlagsForComponent(flags, userId, component); 4939 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4940 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4941 synchronized (mPackages) { 4942 PackageParser.Activity a = mReceivers.mActivities.get(component); 4943 if (DEBUG_PACKAGE_INFO) Log.v( 4944 TAG, "getReceiverInfo " + component + ": " + a); 4945 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4946 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4947 if (ps == null) return null; 4948 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4949 return null; 4950 } 4951 return PackageParser.generateActivityInfo( 4952 a, flags, ps.readUserState(userId), userId); 4953 } 4954 } 4955 return null; 4956 } 4957 4958 @Override 4959 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4960 int flags, int userId) { 4961 if (!sUserManager.exists(userId)) return null; 4962 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4963 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4964 return null; 4965 } 4966 4967 flags = updateFlagsForPackage(flags, userId, null); 4968 4969 final boolean canSeeStaticLibraries = 4970 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4971 == PERMISSION_GRANTED 4972 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4973 == PERMISSION_GRANTED 4974 || canRequestPackageInstallsInternal(packageName, 4975 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4976 false /* throwIfPermNotDeclared*/) 4977 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4978 == PERMISSION_GRANTED; 4979 4980 synchronized (mPackages) { 4981 List<SharedLibraryInfo> result = null; 4982 4983 final int libCount = mSharedLibraries.size(); 4984 for (int i = 0; i < libCount; i++) { 4985 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4986 if (versionedLib == null) { 4987 continue; 4988 } 4989 4990 final int versionCount = versionedLib.size(); 4991 for (int j = 0; j < versionCount; j++) { 4992 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4993 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4994 break; 4995 } 4996 final long identity = Binder.clearCallingIdentity(); 4997 try { 4998 PackageInfo packageInfo = getPackageInfoVersioned( 4999 libInfo.getDeclaringPackage(), flags 5000 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 5001 if (packageInfo == null) { 5002 continue; 5003 } 5004 } finally { 5005 Binder.restoreCallingIdentity(identity); 5006 } 5007 5008 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 5009 libInfo.getLongVersion(), libInfo.getType(), 5010 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 5011 flags, userId)); 5012 5013 if (result == null) { 5014 result = new ArrayList<>(); 5015 } 5016 result.add(resLibInfo); 5017 } 5018 } 5019 5020 return result != null ? new ParceledListSlice<>(result) : null; 5021 } 5022 } 5023 5024 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 5025 SharedLibraryInfo libInfo, int flags, int userId) { 5026 List<VersionedPackage> versionedPackages = null; 5027 final int packageCount = mSettings.mPackages.size(); 5028 for (int i = 0; i < packageCount; i++) { 5029 PackageSetting ps = mSettings.mPackages.valueAt(i); 5030 5031 if (ps == null) { 5032 continue; 5033 } 5034 5035 if (!ps.getUserState().get(userId).isAvailable(flags)) { 5036 continue; 5037 } 5038 5039 final String libName = libInfo.getName(); 5040 if (libInfo.isStatic()) { 5041 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 5042 if (libIdx < 0) { 5043 continue; 5044 } 5045 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 5046 continue; 5047 } 5048 if (versionedPackages == null) { 5049 versionedPackages = new ArrayList<>(); 5050 } 5051 // If the dependent is a static shared lib, use the public package name 5052 String dependentPackageName = ps.name; 5053 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 5054 dependentPackageName = ps.pkg.manifestPackageName; 5055 } 5056 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 5057 } else if (ps.pkg != null) { 5058 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 5059 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 5060 if (versionedPackages == null) { 5061 versionedPackages = new ArrayList<>(); 5062 } 5063 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5064 } 5065 } 5066 } 5067 5068 return versionedPackages; 5069 } 5070 5071 @Override 5072 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5073 if (!sUserManager.exists(userId)) return null; 5074 final int callingUid = Binder.getCallingUid(); 5075 flags = updateFlagsForComponent(flags, userId, component); 5076 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5077 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5078 synchronized (mPackages) { 5079 PackageParser.Service s = mServices.mServices.get(component); 5080 if (DEBUG_PACKAGE_INFO) Log.v( 5081 TAG, "getServiceInfo " + component + ": " + s); 5082 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5083 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5084 if (ps == null) return null; 5085 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5086 return null; 5087 } 5088 return PackageParser.generateServiceInfo( 5089 s, flags, ps.readUserState(userId), userId); 5090 } 5091 } 5092 return null; 5093 } 5094 5095 @Override 5096 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5097 if (!sUserManager.exists(userId)) return null; 5098 final int callingUid = Binder.getCallingUid(); 5099 flags = updateFlagsForComponent(flags, userId, component); 5100 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5101 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5102 synchronized (mPackages) { 5103 PackageParser.Provider p = mProviders.mProviders.get(component); 5104 if (DEBUG_PACKAGE_INFO) Log.v( 5105 TAG, "getProviderInfo " + component + ": " + p); 5106 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5107 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5108 if (ps == null) return null; 5109 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5110 return null; 5111 } 5112 return PackageParser.generateProviderInfo( 5113 p, flags, ps.readUserState(userId), userId); 5114 } 5115 } 5116 return null; 5117 } 5118 5119 @Override 5120 public String[] getSystemSharedLibraryNames() { 5121 // allow instant applications 5122 synchronized (mPackages) { 5123 Set<String> libs = null; 5124 final int libCount = mSharedLibraries.size(); 5125 for (int i = 0; i < libCount; i++) { 5126 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5127 if (versionedLib == null) { 5128 continue; 5129 } 5130 final int versionCount = versionedLib.size(); 5131 for (int j = 0; j < versionCount; j++) { 5132 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5133 if (!libEntry.info.isStatic()) { 5134 if (libs == null) { 5135 libs = new ArraySet<>(); 5136 } 5137 libs.add(libEntry.info.getName()); 5138 break; 5139 } 5140 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5141 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5142 UserHandle.getUserId(Binder.getCallingUid()), 5143 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5144 if (libs == null) { 5145 libs = new ArraySet<>(); 5146 } 5147 libs.add(libEntry.info.getName()); 5148 break; 5149 } 5150 } 5151 } 5152 5153 if (libs != null) { 5154 String[] libsArray = new String[libs.size()]; 5155 libs.toArray(libsArray); 5156 return libsArray; 5157 } 5158 5159 return null; 5160 } 5161 } 5162 5163 @Override 5164 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5165 // allow instant applications 5166 synchronized (mPackages) { 5167 return mServicesSystemSharedLibraryPackageName; 5168 } 5169 } 5170 5171 @Override 5172 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5173 // allow instant applications 5174 synchronized (mPackages) { 5175 return mSharedSystemSharedLibraryPackageName; 5176 } 5177 } 5178 5179 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5180 for (int i = userList.length - 1; i >= 0; --i) { 5181 final int userId = userList[i]; 5182 // don't add instant app to the list of updates 5183 if (pkgSetting.getInstantApp(userId)) { 5184 continue; 5185 } 5186 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5187 if (changedPackages == null) { 5188 changedPackages = new SparseArray<>(); 5189 mChangedPackages.put(userId, changedPackages); 5190 } 5191 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5192 if (sequenceNumbers == null) { 5193 sequenceNumbers = new HashMap<>(); 5194 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5195 } 5196 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5197 if (sequenceNumber != null) { 5198 changedPackages.remove(sequenceNumber); 5199 } 5200 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5201 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5202 } 5203 mChangedPackagesSequenceNumber++; 5204 } 5205 5206 @Override 5207 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5208 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5209 return null; 5210 } 5211 synchronized (mPackages) { 5212 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5213 return null; 5214 } 5215 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5216 if (changedPackages == null) { 5217 return null; 5218 } 5219 final List<String> packageNames = 5220 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5221 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5222 final String packageName = changedPackages.get(i); 5223 if (packageName != null) { 5224 packageNames.add(packageName); 5225 } 5226 } 5227 return packageNames.isEmpty() 5228 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5229 } 5230 } 5231 5232 @Override 5233 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5234 // allow instant applications 5235 ArrayList<FeatureInfo> res; 5236 synchronized (mAvailableFeatures) { 5237 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5238 res.addAll(mAvailableFeatures.values()); 5239 } 5240 final FeatureInfo fi = new FeatureInfo(); 5241 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5242 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5243 res.add(fi); 5244 5245 return new ParceledListSlice<>(res); 5246 } 5247 5248 @Override 5249 public boolean hasSystemFeature(String name, int version) { 5250 // allow instant applications 5251 synchronized (mAvailableFeatures) { 5252 final FeatureInfo feat = mAvailableFeatures.get(name); 5253 if (feat == null) { 5254 return false; 5255 } else { 5256 return feat.version >= version; 5257 } 5258 } 5259 } 5260 5261 @Override 5262 public int checkPermission(String permName, String pkgName, int userId) { 5263 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5264 } 5265 5266 @Override 5267 public int checkUidPermission(String permName, int uid) { 5268 synchronized (mPackages) { 5269 final String[] packageNames = getPackagesForUid(uid); 5270 final PackageParser.Package pkg = (packageNames != null && packageNames.length > 0) 5271 ? mPackages.get(packageNames[0]) 5272 : null; 5273 return mPermissionManager.checkUidPermission(permName, pkg, uid, getCallingUid()); 5274 } 5275 } 5276 5277 @Override 5278 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5279 if (UserHandle.getCallingUserId() != userId) { 5280 mContext.enforceCallingPermission( 5281 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5282 "isPermissionRevokedByPolicy for user " + userId); 5283 } 5284 5285 if (checkPermission(permission, packageName, userId) 5286 == PackageManager.PERMISSION_GRANTED) { 5287 return false; 5288 } 5289 5290 final int callingUid = Binder.getCallingUid(); 5291 if (getInstantAppPackageName(callingUid) != null) { 5292 if (!isCallerSameApp(packageName, callingUid)) { 5293 return false; 5294 } 5295 } else { 5296 if (isInstantApp(packageName, userId)) { 5297 return false; 5298 } 5299 } 5300 5301 final long identity = Binder.clearCallingIdentity(); 5302 try { 5303 final int flags = getPermissionFlags(permission, packageName, userId); 5304 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5305 } finally { 5306 Binder.restoreCallingIdentity(identity); 5307 } 5308 } 5309 5310 @Override 5311 public String getPermissionControllerPackageName() { 5312 synchronized (mPackages) { 5313 return mRequiredInstallerPackage; 5314 } 5315 } 5316 5317 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5318 return mPermissionManager.addDynamicPermission( 5319 info, async, getCallingUid(), new PermissionCallback() { 5320 @Override 5321 public void onPermissionChanged() { 5322 if (!async) { 5323 mSettings.writeLPr(); 5324 } else { 5325 scheduleWriteSettingsLocked(); 5326 } 5327 } 5328 }); 5329 } 5330 5331 @Override 5332 public boolean addPermission(PermissionInfo info) { 5333 synchronized (mPackages) { 5334 return addDynamicPermission(info, false); 5335 } 5336 } 5337 5338 @Override 5339 public boolean addPermissionAsync(PermissionInfo info) { 5340 synchronized (mPackages) { 5341 return addDynamicPermission(info, true); 5342 } 5343 } 5344 5345 @Override 5346 public void removePermission(String permName) { 5347 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5348 } 5349 5350 @Override 5351 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5352 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5353 getCallingUid(), userId, mPermissionCallback); 5354 } 5355 5356 @Override 5357 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5358 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5359 getCallingUid(), userId, mPermissionCallback); 5360 } 5361 5362 @Override 5363 public void resetRuntimePermissions() { 5364 mContext.enforceCallingOrSelfPermission( 5365 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5366 "revokeRuntimePermission"); 5367 5368 int callingUid = Binder.getCallingUid(); 5369 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5370 mContext.enforceCallingOrSelfPermission( 5371 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5372 "resetRuntimePermissions"); 5373 } 5374 5375 synchronized (mPackages) { 5376 mPermissionManager.updateAllPermissions( 5377 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5378 mPermissionCallback); 5379 for (int userId : UserManagerService.getInstance().getUserIds()) { 5380 final int packageCount = mPackages.size(); 5381 for (int i = 0; i < packageCount; i++) { 5382 PackageParser.Package pkg = mPackages.valueAt(i); 5383 if (!(pkg.mExtras instanceof PackageSetting)) { 5384 continue; 5385 } 5386 PackageSetting ps = (PackageSetting) pkg.mExtras; 5387 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5388 } 5389 } 5390 } 5391 } 5392 5393 @Override 5394 public int getPermissionFlags(String permName, String packageName, int userId) { 5395 return mPermissionManager.getPermissionFlags( 5396 permName, packageName, getCallingUid(), userId); 5397 } 5398 5399 @Override 5400 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5401 int flagValues, int userId) { 5402 mPermissionManager.updatePermissionFlags( 5403 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5404 mPermissionCallback); 5405 } 5406 5407 /** 5408 * Update the permission flags for all packages and runtime permissions of a user in order 5409 * to allow device or profile owner to remove POLICY_FIXED. 5410 */ 5411 @Override 5412 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5413 synchronized (mPackages) { 5414 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5415 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5416 mPermissionCallback); 5417 if (changed) { 5418 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5419 } 5420 } 5421 } 5422 5423 @Override 5424 public boolean shouldShowRequestPermissionRationale(String permissionName, 5425 String packageName, int userId) { 5426 if (UserHandle.getCallingUserId() != userId) { 5427 mContext.enforceCallingPermission( 5428 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5429 "canShowRequestPermissionRationale for user " + userId); 5430 } 5431 5432 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5433 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5434 return false; 5435 } 5436 5437 if (checkPermission(permissionName, packageName, userId) 5438 == PackageManager.PERMISSION_GRANTED) { 5439 return false; 5440 } 5441 5442 final int flags; 5443 5444 final long identity = Binder.clearCallingIdentity(); 5445 try { 5446 flags = getPermissionFlags(permissionName, 5447 packageName, userId); 5448 } finally { 5449 Binder.restoreCallingIdentity(identity); 5450 } 5451 5452 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5453 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5454 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5455 5456 if ((flags & fixedFlags) != 0) { 5457 return false; 5458 } 5459 5460 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5461 } 5462 5463 @Override 5464 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5465 mContext.enforceCallingOrSelfPermission( 5466 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5467 "addOnPermissionsChangeListener"); 5468 5469 synchronized (mPackages) { 5470 mOnPermissionChangeListeners.addListenerLocked(listener); 5471 } 5472 } 5473 5474 @Override 5475 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5476 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5477 throw new SecurityException("Instant applications don't have access to this method"); 5478 } 5479 synchronized (mPackages) { 5480 mOnPermissionChangeListeners.removeListenerLocked(listener); 5481 } 5482 } 5483 5484 @Override 5485 public boolean isProtectedBroadcast(String actionName) { 5486 // allow instant applications 5487 synchronized (mProtectedBroadcasts) { 5488 if (mProtectedBroadcasts.contains(actionName)) { 5489 return true; 5490 } else if (actionName != null) { 5491 // TODO: remove these terrible hacks 5492 if (actionName.startsWith("android.net.netmon.lingerExpired") 5493 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5494 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5495 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5496 return true; 5497 } 5498 } 5499 } 5500 return false; 5501 } 5502 5503 @Override 5504 public int checkSignatures(String pkg1, String pkg2) { 5505 synchronized (mPackages) { 5506 final PackageParser.Package p1 = mPackages.get(pkg1); 5507 final PackageParser.Package p2 = mPackages.get(pkg2); 5508 if (p1 == null || p1.mExtras == null 5509 || p2 == null || p2.mExtras == null) { 5510 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5511 } 5512 final int callingUid = Binder.getCallingUid(); 5513 final int callingUserId = UserHandle.getUserId(callingUid); 5514 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5515 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5516 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5517 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5518 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5519 } 5520 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5521 } 5522 } 5523 5524 @Override 5525 public int checkUidSignatures(int uid1, int uid2) { 5526 final int callingUid = Binder.getCallingUid(); 5527 final int callingUserId = UserHandle.getUserId(callingUid); 5528 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5529 // Map to base uids. 5530 uid1 = UserHandle.getAppId(uid1); 5531 uid2 = UserHandle.getAppId(uid2); 5532 // reader 5533 synchronized (mPackages) { 5534 Signature[] s1; 5535 Signature[] s2; 5536 Object obj = mSettings.getUserIdLPr(uid1); 5537 if (obj != null) { 5538 if (obj instanceof SharedUserSetting) { 5539 if (isCallerInstantApp) { 5540 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5541 } 5542 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5543 } else if (obj instanceof PackageSetting) { 5544 final PackageSetting ps = (PackageSetting) obj; 5545 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5546 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5547 } 5548 s1 = ps.signatures.mSigningDetails.signatures; 5549 } else { 5550 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5551 } 5552 } else { 5553 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5554 } 5555 obj = mSettings.getUserIdLPr(uid2); 5556 if (obj != null) { 5557 if (obj instanceof SharedUserSetting) { 5558 if (isCallerInstantApp) { 5559 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5560 } 5561 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5562 } else if (obj instanceof PackageSetting) { 5563 final PackageSetting ps = (PackageSetting) obj; 5564 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5565 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5566 } 5567 s2 = ps.signatures.mSigningDetails.signatures; 5568 } else { 5569 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5570 } 5571 } else { 5572 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5573 } 5574 return compareSignatures(s1, s2); 5575 } 5576 } 5577 5578 @Override 5579 public boolean hasSigningCertificate( 5580 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5581 5582 synchronized (mPackages) { 5583 final PackageParser.Package p = mPackages.get(packageName); 5584 if (p == null || p.mExtras == null) { 5585 return false; 5586 } 5587 final int callingUid = Binder.getCallingUid(); 5588 final int callingUserId = UserHandle.getUserId(callingUid); 5589 final PackageSetting ps = (PackageSetting) p.mExtras; 5590 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5591 return false; 5592 } 5593 switch (type) { 5594 case CERT_INPUT_RAW_X509: 5595 return p.mSigningDetails.hasCertificate(certificate); 5596 case CERT_INPUT_SHA256: 5597 return p.mSigningDetails.hasSha256Certificate(certificate); 5598 default: 5599 return false; 5600 } 5601 } 5602 } 5603 5604 @Override 5605 public boolean hasUidSigningCertificate( 5606 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5607 final int callingUid = Binder.getCallingUid(); 5608 final int callingUserId = UserHandle.getUserId(callingUid); 5609 // Map to base uids. 5610 uid = UserHandle.getAppId(uid); 5611 // reader 5612 synchronized (mPackages) { 5613 final PackageParser.SigningDetails signingDetails; 5614 final Object obj = mSettings.getUserIdLPr(uid); 5615 if (obj != null) { 5616 if (obj instanceof SharedUserSetting) { 5617 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5618 if (isCallerInstantApp) { 5619 return false; 5620 } 5621 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5622 } else if (obj instanceof PackageSetting) { 5623 final PackageSetting ps = (PackageSetting) obj; 5624 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5625 return false; 5626 } 5627 signingDetails = ps.signatures.mSigningDetails; 5628 } else { 5629 return false; 5630 } 5631 } else { 5632 return false; 5633 } 5634 switch (type) { 5635 case CERT_INPUT_RAW_X509: 5636 return signingDetails.hasCertificate(certificate); 5637 case CERT_INPUT_SHA256: 5638 return signingDetails.hasSha256Certificate(certificate); 5639 default: 5640 return false; 5641 } 5642 } 5643 } 5644 5645 /** 5646 * This method should typically only be used when granting or revoking 5647 * permissions, since the app may immediately restart after this call. 5648 * <p> 5649 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5650 * guard your work against the app being relaunched. 5651 */ 5652 private void killUid(int appId, int userId, String reason) { 5653 final long identity = Binder.clearCallingIdentity(); 5654 try { 5655 IActivityManager am = ActivityManager.getService(); 5656 if (am != null) { 5657 try { 5658 am.killUid(appId, userId, reason); 5659 } catch (RemoteException e) { 5660 /* ignore - same process */ 5661 } 5662 } 5663 } finally { 5664 Binder.restoreCallingIdentity(identity); 5665 } 5666 } 5667 5668 /** 5669 * If the database version for this type of package (internal storage or 5670 * external storage) is less than the version where package signatures 5671 * were updated, return true. 5672 */ 5673 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5674 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5675 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5676 } 5677 5678 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5679 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5680 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5681 } 5682 5683 @Override 5684 public List<String> getAllPackages() { 5685 final int callingUid = Binder.getCallingUid(); 5686 final int callingUserId = UserHandle.getUserId(callingUid); 5687 synchronized (mPackages) { 5688 if (canViewInstantApps(callingUid, callingUserId)) { 5689 return new ArrayList<String>(mPackages.keySet()); 5690 } 5691 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5692 final List<String> result = new ArrayList<>(); 5693 if (instantAppPkgName != null) { 5694 // caller is an instant application; filter unexposed applications 5695 for (PackageParser.Package pkg : mPackages.values()) { 5696 if (!pkg.visibleToInstantApps) { 5697 continue; 5698 } 5699 result.add(pkg.packageName); 5700 } 5701 } else { 5702 // caller is a normal application; filter instant applications 5703 for (PackageParser.Package pkg : mPackages.values()) { 5704 final PackageSetting ps = 5705 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5706 if (ps != null 5707 && ps.getInstantApp(callingUserId) 5708 && !mInstantAppRegistry.isInstantAccessGranted( 5709 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5710 continue; 5711 } 5712 result.add(pkg.packageName); 5713 } 5714 } 5715 return result; 5716 } 5717 } 5718 5719 @Override 5720 public String[] getPackagesForUid(int uid) { 5721 final int callingUid = Binder.getCallingUid(); 5722 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5723 final int userId = UserHandle.getUserId(uid); 5724 uid = UserHandle.getAppId(uid); 5725 // reader 5726 synchronized (mPackages) { 5727 Object obj = mSettings.getUserIdLPr(uid); 5728 if (obj instanceof SharedUserSetting) { 5729 if (isCallerInstantApp) { 5730 return null; 5731 } 5732 final SharedUserSetting sus = (SharedUserSetting) obj; 5733 final int N = sus.packages.size(); 5734 String[] res = new String[N]; 5735 final Iterator<PackageSetting> it = sus.packages.iterator(); 5736 int i = 0; 5737 while (it.hasNext()) { 5738 PackageSetting ps = it.next(); 5739 if (ps.getInstalled(userId)) { 5740 res[i++] = ps.name; 5741 } else { 5742 res = ArrayUtils.removeElement(String.class, res, res[i]); 5743 } 5744 } 5745 return res; 5746 } else if (obj instanceof PackageSetting) { 5747 final PackageSetting ps = (PackageSetting) obj; 5748 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5749 return new String[]{ps.name}; 5750 } 5751 } 5752 } 5753 return null; 5754 } 5755 5756 @Override 5757 public String getNameForUid(int uid) { 5758 final int callingUid = Binder.getCallingUid(); 5759 if (getInstantAppPackageName(callingUid) != null) { 5760 return null; 5761 } 5762 synchronized (mPackages) { 5763 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5764 if (obj instanceof SharedUserSetting) { 5765 final SharedUserSetting sus = (SharedUserSetting) obj; 5766 return sus.name + ":" + sus.userId; 5767 } else if (obj instanceof PackageSetting) { 5768 final PackageSetting ps = (PackageSetting) obj; 5769 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5770 return null; 5771 } 5772 return ps.name; 5773 } 5774 return null; 5775 } 5776 } 5777 5778 @Override 5779 public String[] getNamesForUids(int[] uids) { 5780 if (uids == null || uids.length == 0) { 5781 return null; 5782 } 5783 final int callingUid = Binder.getCallingUid(); 5784 if (getInstantAppPackageName(callingUid) != null) { 5785 return null; 5786 } 5787 final String[] names = new String[uids.length]; 5788 synchronized (mPackages) { 5789 for (int i = uids.length - 1; i >= 0; i--) { 5790 final int uid = uids[i]; 5791 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5792 if (obj instanceof SharedUserSetting) { 5793 final SharedUserSetting sus = (SharedUserSetting) obj; 5794 names[i] = "shared:" + sus.name; 5795 } else if (obj instanceof PackageSetting) { 5796 final PackageSetting ps = (PackageSetting) obj; 5797 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5798 names[i] = null; 5799 } else { 5800 names[i] = ps.name; 5801 } 5802 } else { 5803 names[i] = null; 5804 } 5805 } 5806 } 5807 return names; 5808 } 5809 5810 @Override 5811 public int getUidForSharedUser(String sharedUserName) { 5812 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5813 return -1; 5814 } 5815 if (sharedUserName == null) { 5816 return -1; 5817 } 5818 // reader 5819 synchronized (mPackages) { 5820 SharedUserSetting suid; 5821 try { 5822 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5823 if (suid != null) { 5824 return suid.userId; 5825 } 5826 } catch (PackageManagerException ignore) { 5827 // can't happen, but, still need to catch it 5828 } 5829 return -1; 5830 } 5831 } 5832 5833 @Override 5834 public int getFlagsForUid(int uid) { 5835 final int callingUid = Binder.getCallingUid(); 5836 if (getInstantAppPackageName(callingUid) != null) { 5837 return 0; 5838 } 5839 synchronized (mPackages) { 5840 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5841 if (obj instanceof SharedUserSetting) { 5842 final SharedUserSetting sus = (SharedUserSetting) obj; 5843 return sus.pkgFlags; 5844 } else if (obj instanceof PackageSetting) { 5845 final PackageSetting ps = (PackageSetting) obj; 5846 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5847 return 0; 5848 } 5849 return ps.pkgFlags; 5850 } 5851 } 5852 return 0; 5853 } 5854 5855 @Override 5856 public int getPrivateFlagsForUid(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.pkgPrivateFlags; 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.pkgPrivateFlags; 5872 } 5873 } 5874 return 0; 5875 } 5876 5877 @Override 5878 public boolean isUidPrivileged(int uid) { 5879 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5880 return false; 5881 } 5882 uid = UserHandle.getAppId(uid); 5883 // reader 5884 synchronized (mPackages) { 5885 Object obj = mSettings.getUserIdLPr(uid); 5886 if (obj instanceof SharedUserSetting) { 5887 final SharedUserSetting sus = (SharedUserSetting) obj; 5888 final Iterator<PackageSetting> it = sus.packages.iterator(); 5889 while (it.hasNext()) { 5890 if (it.next().isPrivileged()) { 5891 return true; 5892 } 5893 } 5894 } else if (obj instanceof PackageSetting) { 5895 final PackageSetting ps = (PackageSetting) obj; 5896 return ps.isPrivileged(); 5897 } 5898 } 5899 return false; 5900 } 5901 5902 @Override 5903 public String[] getAppOpPermissionPackages(String permName) { 5904 return mPermissionManager.getAppOpPermissionPackages(permName); 5905 } 5906 5907 @Override 5908 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5909 int flags, int userId) { 5910 return resolveIntentInternal( 5911 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5912 } 5913 5914 /** 5915 * Normally instant apps can only be resolved when they're visible to the caller. 5916 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5917 * since we need to allow the system to start any installed application. 5918 */ 5919 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5920 int flags, int userId, boolean resolveForStart) { 5921 try { 5922 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5923 5924 if (!sUserManager.exists(userId)) return null; 5925 final int callingUid = Binder.getCallingUid(); 5926 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5927 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5928 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5929 5930 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5931 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5932 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5933 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5934 5935 final ResolveInfo bestChoice = 5936 chooseBestActivity(intent, resolvedType, flags, query, userId); 5937 return bestChoice; 5938 } finally { 5939 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5940 } 5941 } 5942 5943 @Override 5944 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5945 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5946 throw new SecurityException( 5947 "findPersistentPreferredActivity can only be run by the system"); 5948 } 5949 if (!sUserManager.exists(userId)) { 5950 return null; 5951 } 5952 final int callingUid = Binder.getCallingUid(); 5953 intent = updateIntentForResolve(intent); 5954 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5955 final int flags = updateFlagsForResolve( 5956 0, userId, intent, callingUid, false /*includeInstantApps*/); 5957 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5958 userId); 5959 synchronized (mPackages) { 5960 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5961 userId); 5962 } 5963 } 5964 5965 @Override 5966 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5967 IntentFilter filter, int match, ComponentName activity) { 5968 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5969 return; 5970 } 5971 final int userId = UserHandle.getCallingUserId(); 5972 if (DEBUG_PREFERRED) { 5973 Log.v(TAG, "setLastChosenActivity intent=" + intent 5974 + " resolvedType=" + resolvedType 5975 + " flags=" + flags 5976 + " filter=" + filter 5977 + " match=" + match 5978 + " activity=" + activity); 5979 filter.dump(new PrintStreamPrinter(System.out), " "); 5980 } 5981 intent.setComponent(null); 5982 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5983 userId); 5984 // Find any earlier preferred or last chosen entries and nuke them 5985 findPreferredActivity(intent, resolvedType, 5986 flags, query, 0, false, true, false, userId); 5987 // Add the new activity as the last chosen for this filter 5988 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5989 "Setting last chosen"); 5990 } 5991 5992 @Override 5993 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5994 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5995 return null; 5996 } 5997 final int userId = UserHandle.getCallingUserId(); 5998 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5999 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 6000 userId); 6001 return findPreferredActivity(intent, resolvedType, flags, query, 0, 6002 false, false, false, userId); 6003 } 6004 6005 /** 6006 * Returns whether or not instant apps have been disabled remotely. 6007 */ 6008 private boolean areWebInstantAppsDisabled() { 6009 return mWebInstantAppsDisabled; 6010 } 6011 6012 private boolean isInstantAppResolutionAllowed( 6013 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 6014 boolean skipPackageCheck) { 6015 if (mInstantAppResolverConnection == null) { 6016 return false; 6017 } 6018 if (mInstantAppInstallerActivity == null) { 6019 return false; 6020 } 6021 if (intent.getComponent() != null) { 6022 return false; 6023 } 6024 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 6025 return false; 6026 } 6027 if (!skipPackageCheck && intent.getPackage() != null) { 6028 return false; 6029 } 6030 if (!intent.isWebIntent()) { 6031 // for non web intents, we should not resolve externally if an app already exists to 6032 // handle it or if the caller didn't explicitly request it. 6033 if ((resolvedActivities != null && resolvedActivities.size() != 0) 6034 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 6035 return false; 6036 } 6037 } else { 6038 if (intent.getData() == null || TextUtils.isEmpty(intent.getData().getHost())) { 6039 return false; 6040 } else if (areWebInstantAppsDisabled()) { 6041 return false; 6042 } 6043 } 6044 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 6045 // Or if there's already an ephemeral app installed that handles the action 6046 synchronized (mPackages) { 6047 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 6048 for (int n = 0; n < count; n++) { 6049 final ResolveInfo info = resolvedActivities.get(n); 6050 final String packageName = info.activityInfo.packageName; 6051 final PackageSetting ps = mSettings.mPackages.get(packageName); 6052 if (ps != null) { 6053 // only check domain verification status if the app is not a browser 6054 if (!info.handleAllWebDataURI) { 6055 // Try to get the status from User settings first 6056 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6057 final int status = (int) (packedStatus >> 32); 6058 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6059 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6060 if (DEBUG_INSTANT) { 6061 Slog.v(TAG, "DENY instant app;" 6062 + " pkg: " + packageName + ", status: " + status); 6063 } 6064 return false; 6065 } 6066 } 6067 if (ps.getInstantApp(userId)) { 6068 if (DEBUG_INSTANT) { 6069 Slog.v(TAG, "DENY instant app installed;" 6070 + " pkg: " + packageName); 6071 } 6072 return false; 6073 } 6074 } 6075 } 6076 } 6077 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6078 return true; 6079 } 6080 6081 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6082 Intent origIntent, String resolvedType, String callingPackage, 6083 Bundle verificationBundle, int userId) { 6084 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6085 new InstantAppRequest(responseObj, origIntent, resolvedType, 6086 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6087 mHandler.sendMessage(msg); 6088 } 6089 6090 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6091 int flags, List<ResolveInfo> query, int userId) { 6092 if (query != null) { 6093 final int N = query.size(); 6094 if (N == 1) { 6095 return query.get(0); 6096 } else if (N > 1) { 6097 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6098 // If there is more than one activity with the same priority, 6099 // then let the user decide between them. 6100 ResolveInfo r0 = query.get(0); 6101 ResolveInfo r1 = query.get(1); 6102 if (DEBUG_INTENT_MATCHING || debug) { 6103 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6104 + r1.activityInfo.name + "=" + r1.priority); 6105 } 6106 // If the first activity has a higher priority, or a different 6107 // default, then it is always desirable to pick it. 6108 if (r0.priority != r1.priority 6109 || r0.preferredOrder != r1.preferredOrder 6110 || r0.isDefault != r1.isDefault) { 6111 return query.get(0); 6112 } 6113 // If we have saved a preference for a preferred activity for 6114 // this Intent, use that. 6115 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6116 flags, query, r0.priority, true, false, debug, userId); 6117 if (ri != null) { 6118 return ri; 6119 } 6120 // If we have an ephemeral app, use it 6121 for (int i = 0; i < N; i++) { 6122 ri = query.get(i); 6123 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6124 final String packageName = ri.activityInfo.packageName; 6125 final PackageSetting ps = mSettings.mPackages.get(packageName); 6126 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6127 final int status = (int)(packedStatus >> 32); 6128 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6129 return ri; 6130 } 6131 } 6132 } 6133 ri = new ResolveInfo(mResolveInfo); 6134 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6135 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6136 // If all of the options come from the same package, show the application's 6137 // label and icon instead of the generic resolver's. 6138 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6139 // and then throw away the ResolveInfo itself, meaning that the caller loses 6140 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6141 // a fallback for this case; we only set the target package's resources on 6142 // the ResolveInfo, not the ActivityInfo. 6143 final String intentPackage = intent.getPackage(); 6144 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6145 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6146 ri.resolvePackageName = intentPackage; 6147 if (userNeedsBadging(userId)) { 6148 ri.noResourceId = true; 6149 } else { 6150 ri.icon = appi.icon; 6151 } 6152 ri.iconResourceId = appi.icon; 6153 ri.labelRes = appi.labelRes; 6154 } 6155 ri.activityInfo.applicationInfo = new ApplicationInfo( 6156 ri.activityInfo.applicationInfo); 6157 if (userId != 0) { 6158 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6159 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6160 } 6161 // Make sure that the resolver is displayable in car mode 6162 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6163 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6164 return ri; 6165 } 6166 } 6167 return null; 6168 } 6169 6170 /** 6171 * Return true if the given list is not empty and all of its contents have 6172 * an activityInfo with the given package name. 6173 */ 6174 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6175 if (ArrayUtils.isEmpty(list)) { 6176 return false; 6177 } 6178 for (int i = 0, N = list.size(); i < N; i++) { 6179 final ResolveInfo ri = list.get(i); 6180 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6181 if (ai == null || !packageName.equals(ai.packageName)) { 6182 return false; 6183 } 6184 } 6185 return true; 6186 } 6187 6188 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6189 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6190 final int N = query.size(); 6191 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6192 .get(userId); 6193 // Get the list of persistent preferred activities that handle the intent 6194 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6195 List<PersistentPreferredActivity> pprefs = ppir != null 6196 ? ppir.queryIntent(intent, resolvedType, 6197 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6198 userId) 6199 : null; 6200 if (pprefs != null && pprefs.size() > 0) { 6201 final int M = pprefs.size(); 6202 for (int i=0; i<M; i++) { 6203 final PersistentPreferredActivity ppa = pprefs.get(i); 6204 if (DEBUG_PREFERRED || debug) { 6205 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6206 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6207 + "\n component=" + ppa.mComponent); 6208 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6209 } 6210 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6211 flags | MATCH_DISABLED_COMPONENTS, userId); 6212 if (DEBUG_PREFERRED || debug) { 6213 Slog.v(TAG, "Found persistent preferred activity:"); 6214 if (ai != null) { 6215 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6216 } else { 6217 Slog.v(TAG, " null"); 6218 } 6219 } 6220 if (ai == null) { 6221 // This previously registered persistent preferred activity 6222 // component is no longer known. Ignore it and do NOT remove it. 6223 continue; 6224 } 6225 for (int j=0; j<N; j++) { 6226 final ResolveInfo ri = query.get(j); 6227 if (!ri.activityInfo.applicationInfo.packageName 6228 .equals(ai.applicationInfo.packageName)) { 6229 continue; 6230 } 6231 if (!ri.activityInfo.name.equals(ai.name)) { 6232 continue; 6233 } 6234 // Found a persistent preference that can handle the intent. 6235 if (DEBUG_PREFERRED || debug) { 6236 Slog.v(TAG, "Returning persistent preferred activity: " + 6237 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6238 } 6239 return ri; 6240 } 6241 } 6242 } 6243 return null; 6244 } 6245 6246 // TODO: handle preferred activities missing while user has amnesia 6247 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6248 List<ResolveInfo> query, int priority, boolean always, 6249 boolean removeMatches, boolean debug, int userId) { 6250 if (!sUserManager.exists(userId)) return null; 6251 final int callingUid = Binder.getCallingUid(); 6252 flags = updateFlagsForResolve( 6253 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6254 intent = updateIntentForResolve(intent); 6255 // writer 6256 synchronized (mPackages) { 6257 // Try to find a matching persistent preferred activity. 6258 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6259 debug, userId); 6260 6261 // If a persistent preferred activity matched, use it. 6262 if (pri != null) { 6263 return pri; 6264 } 6265 6266 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6267 // Get the list of preferred activities that handle the intent 6268 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6269 List<PreferredActivity> prefs = pir != null 6270 ? pir.queryIntent(intent, resolvedType, 6271 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6272 userId) 6273 : null; 6274 if (prefs != null && prefs.size() > 0) { 6275 boolean changed = false; 6276 try { 6277 // First figure out how good the original match set is. 6278 // We will only allow preferred activities that came 6279 // from the same match quality. 6280 int match = 0; 6281 6282 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6283 6284 final int N = query.size(); 6285 for (int j=0; j<N; j++) { 6286 final ResolveInfo ri = query.get(j); 6287 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6288 + ": 0x" + Integer.toHexString(match)); 6289 if (ri.match > match) { 6290 match = ri.match; 6291 } 6292 } 6293 6294 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6295 + Integer.toHexString(match)); 6296 6297 match &= IntentFilter.MATCH_CATEGORY_MASK; 6298 final int M = prefs.size(); 6299 for (int i=0; i<M; i++) { 6300 final PreferredActivity pa = prefs.get(i); 6301 if (DEBUG_PREFERRED || debug) { 6302 Slog.v(TAG, "Checking PreferredActivity ds=" 6303 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6304 + "\n component=" + pa.mPref.mComponent); 6305 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6306 } 6307 if (pa.mPref.mMatch != match) { 6308 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6309 + Integer.toHexString(pa.mPref.mMatch)); 6310 continue; 6311 } 6312 // If it's not an "always" type preferred activity and that's what we're 6313 // looking for, skip it. 6314 if (always && !pa.mPref.mAlways) { 6315 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6316 continue; 6317 } 6318 final ActivityInfo ai = getActivityInfo( 6319 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6320 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6321 userId); 6322 if (DEBUG_PREFERRED || debug) { 6323 Slog.v(TAG, "Found preferred activity:"); 6324 if (ai != null) { 6325 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6326 } else { 6327 Slog.v(TAG, " null"); 6328 } 6329 } 6330 if (ai == null) { 6331 // This previously registered preferred activity 6332 // component is no longer known. Most likely an update 6333 // to the app was installed and in the new version this 6334 // component no longer exists. Clean it up by removing 6335 // it from the preferred activities list, and skip it. 6336 Slog.w(TAG, "Removing dangling preferred activity: " 6337 + pa.mPref.mComponent); 6338 pir.removeFilter(pa); 6339 changed = true; 6340 continue; 6341 } 6342 for (int j=0; j<N; j++) { 6343 final ResolveInfo ri = query.get(j); 6344 if (!ri.activityInfo.applicationInfo.packageName 6345 .equals(ai.applicationInfo.packageName)) { 6346 continue; 6347 } 6348 if (!ri.activityInfo.name.equals(ai.name)) { 6349 continue; 6350 } 6351 6352 if (removeMatches) { 6353 pir.removeFilter(pa); 6354 changed = true; 6355 if (DEBUG_PREFERRED) { 6356 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6357 } 6358 break; 6359 } 6360 6361 // Okay we found a previously set preferred or last chosen app. 6362 // If the result set is different from when this 6363 // was created, and is not a subset of the preferred set, we need to 6364 // clear it and re-ask the user their preference, if we're looking for 6365 // an "always" type entry. 6366 if (always && !pa.mPref.sameSet(query)) { 6367 if (pa.mPref.isSuperset(query)) { 6368 // some components of the set are no longer present in 6369 // the query, but the preferred activity can still be reused 6370 if (DEBUG_PREFERRED) { 6371 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6372 + " still valid as only non-preferred components" 6373 + " were removed for " + intent + " type " 6374 + resolvedType); 6375 } 6376 // remove obsolete components and re-add the up-to-date filter 6377 PreferredActivity freshPa = new PreferredActivity(pa, 6378 pa.mPref.mMatch, 6379 pa.mPref.discardObsoleteComponents(query), 6380 pa.mPref.mComponent, 6381 pa.mPref.mAlways); 6382 pir.removeFilter(pa); 6383 pir.addFilter(freshPa); 6384 changed = true; 6385 } else { 6386 Slog.i(TAG, 6387 "Result set changed, dropping preferred activity for " 6388 + intent + " type " + resolvedType); 6389 if (DEBUG_PREFERRED) { 6390 Slog.v(TAG, "Removing preferred activity since set changed " 6391 + pa.mPref.mComponent); 6392 } 6393 pir.removeFilter(pa); 6394 // Re-add the filter as a "last chosen" entry (!always) 6395 PreferredActivity lastChosen = new PreferredActivity( 6396 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6397 pir.addFilter(lastChosen); 6398 changed = true; 6399 return null; 6400 } 6401 } 6402 6403 // Yay! Either the set matched or we're looking for the last chosen 6404 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6405 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6406 return ri; 6407 } 6408 } 6409 } finally { 6410 if (changed) { 6411 if (DEBUG_PREFERRED) { 6412 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6413 } 6414 scheduleWritePackageRestrictionsLocked(userId); 6415 } 6416 } 6417 } 6418 } 6419 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6420 return null; 6421 } 6422 6423 /* 6424 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6425 */ 6426 @Override 6427 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6428 int targetUserId) { 6429 mContext.enforceCallingOrSelfPermission( 6430 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6431 List<CrossProfileIntentFilter> matches = 6432 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6433 if (matches != null) { 6434 int size = matches.size(); 6435 for (int i = 0; i < size; i++) { 6436 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6437 } 6438 } 6439 if (intent.hasWebURI()) { 6440 // cross-profile app linking works only towards the parent. 6441 final int callingUid = Binder.getCallingUid(); 6442 final UserInfo parent = getProfileParent(sourceUserId); 6443 synchronized(mPackages) { 6444 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6445 false /*includeInstantApps*/); 6446 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6447 intent, resolvedType, flags, sourceUserId, parent.id); 6448 return xpDomainInfo != null; 6449 } 6450 } 6451 return false; 6452 } 6453 6454 private UserInfo getProfileParent(int userId) { 6455 final long identity = Binder.clearCallingIdentity(); 6456 try { 6457 return sUserManager.getProfileParent(userId); 6458 } finally { 6459 Binder.restoreCallingIdentity(identity); 6460 } 6461 } 6462 6463 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6464 String resolvedType, int userId) { 6465 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6466 if (resolver != null) { 6467 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6468 } 6469 return null; 6470 } 6471 6472 @Override 6473 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6474 String resolvedType, int flags, int userId) { 6475 try { 6476 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6477 6478 return new ParceledListSlice<>( 6479 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6480 } finally { 6481 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6482 } 6483 } 6484 6485 /** 6486 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6487 * instant, returns {@code null}. 6488 */ 6489 private String getInstantAppPackageName(int callingUid) { 6490 synchronized (mPackages) { 6491 // If the caller is an isolated app use the owner's uid for the lookup. 6492 if (Process.isIsolated(callingUid)) { 6493 callingUid = mIsolatedOwners.get(callingUid); 6494 } 6495 final int appId = UserHandle.getAppId(callingUid); 6496 final Object obj = mSettings.getUserIdLPr(appId); 6497 if (obj instanceof PackageSetting) { 6498 final PackageSetting ps = (PackageSetting) obj; 6499 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6500 return isInstantApp ? ps.pkg.packageName : null; 6501 } 6502 } 6503 return null; 6504 } 6505 6506 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6507 String resolvedType, int flags, int userId) { 6508 return queryIntentActivitiesInternal( 6509 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6510 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6511 } 6512 6513 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6514 String resolvedType, int flags, int filterCallingUid, int userId, 6515 boolean resolveForStart, boolean allowDynamicSplits) { 6516 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6517 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6518 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6519 false /* requireFullPermission */, false /* checkShell */, 6520 "query intent activities"); 6521 final String pkgName = intent.getPackage(); 6522 ComponentName comp = intent.getComponent(); 6523 if (comp == null) { 6524 if (intent.getSelector() != null) { 6525 intent = intent.getSelector(); 6526 comp = intent.getComponent(); 6527 } 6528 } 6529 6530 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6531 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6532 if (comp != null) { 6533 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6534 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6535 if (ai != null) { 6536 // When specifying an explicit component, we prevent the activity from being 6537 // used when either 1) the calling package is normal and the activity is within 6538 // an ephemeral application or 2) the calling package is ephemeral and the 6539 // activity is not visible to ephemeral applications. 6540 final boolean matchInstantApp = 6541 (flags & PackageManager.MATCH_INSTANT) != 0; 6542 final boolean matchVisibleToInstantAppOnly = 6543 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6544 final boolean matchExplicitlyVisibleOnly = 6545 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6546 final boolean isCallerInstantApp = 6547 instantAppPkgName != null; 6548 final boolean isTargetSameInstantApp = 6549 comp.getPackageName().equals(instantAppPkgName); 6550 final boolean isTargetInstantApp = 6551 (ai.applicationInfo.privateFlags 6552 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6553 final boolean isTargetVisibleToInstantApp = 6554 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6555 final boolean isTargetExplicitlyVisibleToInstantApp = 6556 isTargetVisibleToInstantApp 6557 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6558 final boolean isTargetHiddenFromInstantApp = 6559 !isTargetVisibleToInstantApp 6560 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6561 final boolean blockResolution = 6562 !isTargetSameInstantApp 6563 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6564 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6565 && isTargetHiddenFromInstantApp)); 6566 if (!blockResolution) { 6567 final ResolveInfo ri = new ResolveInfo(); 6568 ri.activityInfo = ai; 6569 list.add(ri); 6570 } 6571 } 6572 return applyPostResolutionFilter( 6573 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6574 } 6575 6576 // reader 6577 boolean sortResult = false; 6578 boolean addInstant = false; 6579 List<ResolveInfo> result; 6580 synchronized (mPackages) { 6581 if (pkgName == null) { 6582 List<CrossProfileIntentFilter> matchingFilters = 6583 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6584 // Check for results that need to skip the current profile. 6585 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6586 resolvedType, flags, userId); 6587 if (xpResolveInfo != null) { 6588 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6589 xpResult.add(xpResolveInfo); 6590 return applyPostResolutionFilter( 6591 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6592 allowDynamicSplits, filterCallingUid, userId, intent); 6593 } 6594 6595 // Check for results in the current profile. 6596 result = filterIfNotSystemUser(mActivities.queryIntent( 6597 intent, resolvedType, flags, userId), userId); 6598 addInstant = isInstantAppResolutionAllowed(intent, result, userId, 6599 false /*skipPackageCheck*/); 6600 // Check for cross profile results. 6601 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6602 xpResolveInfo = queryCrossProfileIntents( 6603 matchingFilters, intent, resolvedType, flags, userId, 6604 hasNonNegativePriorityResult); 6605 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6606 boolean isVisibleToUser = filterIfNotSystemUser( 6607 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6608 if (isVisibleToUser) { 6609 result.add(xpResolveInfo); 6610 sortResult = true; 6611 } 6612 } 6613 if (intent.hasWebURI()) { 6614 CrossProfileDomainInfo xpDomainInfo = null; 6615 final UserInfo parent = getProfileParent(userId); 6616 if (parent != null) { 6617 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6618 flags, userId, parent.id); 6619 } 6620 if (xpDomainInfo != null) { 6621 if (xpResolveInfo != null) { 6622 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6623 // in the result. 6624 result.remove(xpResolveInfo); 6625 } 6626 if (result.size() == 0 && !addInstant) { 6627 // No result in current profile, but found candidate in parent user. 6628 // And we are not going to add emphemeral app, so we can return the 6629 // result straight away. 6630 result.add(xpDomainInfo.resolveInfo); 6631 return applyPostResolutionFilter(result, instantAppPkgName, 6632 allowDynamicSplits, filterCallingUid, userId, intent); 6633 } 6634 } else if (result.size() <= 1 && !addInstant) { 6635 // No result in parent user and <= 1 result in current profile, and we 6636 // are not going to add emphemeral app, so we can return the result without 6637 // further processing. 6638 return applyPostResolutionFilter(result, instantAppPkgName, 6639 allowDynamicSplits, filterCallingUid, userId, intent); 6640 } 6641 // We have more than one candidate (combining results from current and parent 6642 // profile), so we need filtering and sorting. 6643 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6644 intent, flags, result, xpDomainInfo, userId); 6645 sortResult = true; 6646 } 6647 } else { 6648 final PackageParser.Package pkg = mPackages.get(pkgName); 6649 result = null; 6650 if (pkg != null) { 6651 result = filterIfNotSystemUser( 6652 mActivities.queryIntentForPackage( 6653 intent, resolvedType, flags, pkg.activities, userId), 6654 userId); 6655 } 6656 if (result == null || result.size() == 0) { 6657 // the caller wants to resolve for a particular package; however, there 6658 // were no installed results, so, try to find an ephemeral result 6659 addInstant = isInstantAppResolutionAllowed( 6660 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6661 if (result == null) { 6662 result = new ArrayList<>(); 6663 } 6664 } 6665 } 6666 } 6667 if (addInstant) { 6668 result = maybeAddInstantAppInstaller( 6669 result, intent, resolvedType, flags, userId, resolveForStart); 6670 } 6671 if (sortResult) { 6672 Collections.sort(result, mResolvePrioritySorter); 6673 } 6674 return applyPostResolutionFilter( 6675 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6676 } 6677 6678 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6679 String resolvedType, int flags, int userId, boolean resolveForStart) { 6680 // first, check to see if we've got an instant app already installed 6681 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6682 ResolveInfo localInstantApp = null; 6683 boolean blockResolution = false; 6684 if (!alreadyResolvedLocally) { 6685 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6686 flags 6687 | PackageManager.GET_RESOLVED_FILTER 6688 | PackageManager.MATCH_INSTANT 6689 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6690 userId); 6691 for (int i = instantApps.size() - 1; i >= 0; --i) { 6692 final ResolveInfo info = instantApps.get(i); 6693 final String packageName = info.activityInfo.packageName; 6694 final PackageSetting ps = mSettings.mPackages.get(packageName); 6695 if (ps.getInstantApp(userId)) { 6696 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6697 final int status = (int)(packedStatus >> 32); 6698 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6699 // there's a local instant application installed, but, the user has 6700 // chosen to never use it; skip resolution and don't acknowledge 6701 // an instant application is even available 6702 if (DEBUG_INSTANT) { 6703 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6704 } 6705 blockResolution = true; 6706 break; 6707 } else { 6708 // we have a locally installed instant application; skip resolution 6709 // but acknowledge there's an instant application available 6710 if (DEBUG_INSTANT) { 6711 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6712 } 6713 localInstantApp = info; 6714 break; 6715 } 6716 } 6717 } 6718 } 6719 // no app installed, let's see if one's available 6720 AuxiliaryResolveInfo auxiliaryResponse = null; 6721 if (!blockResolution) { 6722 if (localInstantApp == null) { 6723 // we don't have an instant app locally, resolve externally 6724 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6725 final InstantAppRequest requestObject = new InstantAppRequest( 6726 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6727 null /*callingPackage*/, userId, null /*verificationBundle*/, 6728 resolveForStart); 6729 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6730 mInstantAppResolverConnection, requestObject); 6731 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6732 } else { 6733 // we have an instant application locally, but, we can't admit that since 6734 // callers shouldn't be able to determine prior browsing. create a dummy 6735 // auxiliary response so the downstream code behaves as if there's an 6736 // instant application available externally. when it comes time to start 6737 // the instant application, we'll do the right thing. 6738 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6739 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6740 ai.packageName, ai.versionCode, null /* splitName */); 6741 } 6742 } 6743 if (intent.isWebIntent() && auxiliaryResponse == null) { 6744 return result; 6745 } 6746 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6747 if (ps == null 6748 || ps.getUserState().get(userId) == null 6749 || !ps.getUserState().get(userId).isEnabled(mInstantAppInstallerActivity, 0)) { 6750 return result; 6751 } 6752 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6753 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6754 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6755 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6756 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6757 // add a non-generic filter 6758 ephemeralInstaller.filter = new IntentFilter(); 6759 if (intent.getAction() != null) { 6760 ephemeralInstaller.filter.addAction(intent.getAction()); 6761 } 6762 if (intent.getData() != null && intent.getData().getPath() != null) { 6763 ephemeralInstaller.filter.addDataPath( 6764 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6765 } 6766 ephemeralInstaller.isInstantAppAvailable = true; 6767 // make sure this resolver is the default 6768 ephemeralInstaller.isDefault = true; 6769 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6770 if (DEBUG_INSTANT) { 6771 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6772 } 6773 6774 result.add(ephemeralInstaller); 6775 return result; 6776 } 6777 6778 private static class CrossProfileDomainInfo { 6779 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6780 ResolveInfo resolveInfo; 6781 /* Best domain verification status of the activities found in the other profile */ 6782 int bestDomainVerificationStatus; 6783 } 6784 6785 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6786 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6787 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6788 sourceUserId)) { 6789 return null; 6790 } 6791 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6792 resolvedType, flags, parentUserId); 6793 6794 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6795 return null; 6796 } 6797 CrossProfileDomainInfo result = null; 6798 int size = resultTargetUser.size(); 6799 for (int i = 0; i < size; i++) { 6800 ResolveInfo riTargetUser = resultTargetUser.get(i); 6801 // Intent filter verification is only for filters that specify a host. So don't return 6802 // those that handle all web uris. 6803 if (riTargetUser.handleAllWebDataURI) { 6804 continue; 6805 } 6806 String packageName = riTargetUser.activityInfo.packageName; 6807 PackageSetting ps = mSettings.mPackages.get(packageName); 6808 if (ps == null) { 6809 continue; 6810 } 6811 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6812 int status = (int)(verificationState >> 32); 6813 if (result == null) { 6814 result = new CrossProfileDomainInfo(); 6815 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6816 sourceUserId, parentUserId); 6817 result.bestDomainVerificationStatus = status; 6818 } else { 6819 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6820 result.bestDomainVerificationStatus); 6821 } 6822 } 6823 // Don't consider matches with status NEVER across profiles. 6824 if (result != null && result.bestDomainVerificationStatus 6825 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6826 return null; 6827 } 6828 return result; 6829 } 6830 6831 /** 6832 * Verification statuses are ordered from the worse to the best, except for 6833 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6834 */ 6835 private int bestDomainVerificationStatus(int status1, int status2) { 6836 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6837 return status2; 6838 } 6839 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6840 return status1; 6841 } 6842 return (int) MathUtils.max(status1, status2); 6843 } 6844 6845 private boolean isUserEnabled(int userId) { 6846 long callingId = Binder.clearCallingIdentity(); 6847 try { 6848 UserInfo userInfo = sUserManager.getUserInfo(userId); 6849 return userInfo != null && userInfo.isEnabled(); 6850 } finally { 6851 Binder.restoreCallingIdentity(callingId); 6852 } 6853 } 6854 6855 /** 6856 * Filter out activities with systemUserOnly flag set, when current user is not System. 6857 * 6858 * @return filtered list 6859 */ 6860 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6861 if (userId == UserHandle.USER_SYSTEM) { 6862 return resolveInfos; 6863 } 6864 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6865 ResolveInfo info = resolveInfos.get(i); 6866 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6867 resolveInfos.remove(i); 6868 } 6869 } 6870 return resolveInfos; 6871 } 6872 6873 /** 6874 * Filters out ephemeral activities. 6875 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6876 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6877 * 6878 * @param resolveInfos The pre-filtered list of resolved activities 6879 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6880 * is performed. 6881 * @param intent 6882 * @return A filtered list of resolved activities. 6883 */ 6884 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6885 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId, 6886 Intent intent) { 6887 final boolean blockInstant = intent.isWebIntent() && areWebInstantAppsDisabled(); 6888 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6889 final ResolveInfo info = resolveInfos.get(i); 6890 // remove locally resolved instant app web results when disabled 6891 if (info.isInstantAppAvailable && blockInstant) { 6892 resolveInfos.remove(i); 6893 continue; 6894 } 6895 // allow activities that are defined in the provided package 6896 if (allowDynamicSplits 6897 && info.activityInfo != null 6898 && info.activityInfo.splitName != null 6899 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6900 info.activityInfo.splitName)) { 6901 if (mInstantAppInstallerActivity == null) { 6902 if (DEBUG_INSTALL) { 6903 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6904 } 6905 resolveInfos.remove(i); 6906 continue; 6907 } 6908 if (blockInstant && isInstantApp(info.activityInfo.packageName, userId)) { 6909 resolveInfos.remove(i); 6910 continue; 6911 } 6912 // requested activity is defined in a split that hasn't been installed yet. 6913 // add the installer to the resolve list 6914 if (DEBUG_INSTALL) { 6915 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6916 } 6917 final ResolveInfo installerInfo = new ResolveInfo( 6918 mInstantAppInstallerInfo); 6919 final ComponentName installFailureActivity = findInstallFailureActivity( 6920 info.activityInfo.packageName, filterCallingUid, userId); 6921 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6922 installFailureActivity, 6923 info.activityInfo.packageName, 6924 info.activityInfo.applicationInfo.versionCode, 6925 info.activityInfo.splitName); 6926 // add a non-generic filter 6927 installerInfo.filter = new IntentFilter(); 6928 6929 // This resolve info may appear in the chooser UI, so let us make it 6930 // look as the one it replaces as far as the user is concerned which 6931 // requires loading the correct label and icon for the resolve info. 6932 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6933 installerInfo.labelRes = info.resolveLabelResId(); 6934 installerInfo.icon = info.resolveIconResId(); 6935 installerInfo.isInstantAppAvailable = true; 6936 resolveInfos.set(i, installerInfo); 6937 continue; 6938 } 6939 // caller is a full app, don't need to apply any other filtering 6940 if (ephemeralPkgName == null) { 6941 continue; 6942 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6943 // caller is same app; don't need to apply any other filtering 6944 continue; 6945 } 6946 // allow activities that have been explicitly exposed to ephemeral apps 6947 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6948 if (!isEphemeralApp 6949 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6950 continue; 6951 } 6952 resolveInfos.remove(i); 6953 } 6954 return resolveInfos; 6955 } 6956 6957 /** 6958 * Returns the activity component that can handle install failures. 6959 * <p>By default, the instant application installer handles failures. However, an 6960 * application may want to handle failures on its own. Applications do this by 6961 * creating an activity with an intent filter that handles the action 6962 * {@link Intent#ACTION_INSTALL_FAILURE}. 6963 */ 6964 private @Nullable ComponentName findInstallFailureActivity( 6965 String packageName, int filterCallingUid, int userId) { 6966 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6967 failureActivityIntent.setPackage(packageName); 6968 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6969 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6970 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6971 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6972 final int NR = result.size(); 6973 if (NR > 0) { 6974 for (int i = 0; i < NR; i++) { 6975 final ResolveInfo info = result.get(i); 6976 if (info.activityInfo.splitName != null) { 6977 continue; 6978 } 6979 return new ComponentName(packageName, info.activityInfo.name); 6980 } 6981 } 6982 return null; 6983 } 6984 6985 /** 6986 * @param resolveInfos list of resolve infos in descending priority order 6987 * @return if the list contains a resolve info with non-negative priority 6988 */ 6989 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6990 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6991 } 6992 6993 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6994 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6995 int userId) { 6996 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6997 6998 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6999 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 7000 candidates.size()); 7001 } 7002 7003 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 7004 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 7005 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 7006 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 7007 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 7008 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 7009 7010 synchronized (mPackages) { 7011 final int count = candidates.size(); 7012 // First, try to use linked apps. Partition the candidates into four lists: 7013 // one for the final results, one for the "do not use ever", one for "undefined status" 7014 // and finally one for "browser app type". 7015 for (int n=0; n<count; n++) { 7016 ResolveInfo info = candidates.get(n); 7017 String packageName = info.activityInfo.packageName; 7018 PackageSetting ps = mSettings.mPackages.get(packageName); 7019 if (ps != null) { 7020 // Add to the special match all list (Browser use case) 7021 if (info.handleAllWebDataURI) { 7022 matchAllList.add(info); 7023 continue; 7024 } 7025 // Try to get the status from User settings first 7026 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 7027 int status = (int)(packedStatus >> 32); 7028 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 7029 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 7030 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7031 Slog.i(TAG, " + always: " + info.activityInfo.packageName 7032 + " : linkgen=" + linkGeneration); 7033 } 7034 // Use link-enabled generation as preferredOrder, i.e. 7035 // prefer newly-enabled over earlier-enabled. 7036 info.preferredOrder = linkGeneration; 7037 alwaysList.add(info); 7038 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 7039 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7040 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 7041 } 7042 neverList.add(info); 7043 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 7044 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7045 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 7046 } 7047 alwaysAskList.add(info); 7048 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 7049 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 7050 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7051 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 7052 } 7053 undefinedList.add(info); 7054 } 7055 } 7056 } 7057 7058 // We'll want to include browser possibilities in a few cases 7059 boolean includeBrowser = false; 7060 7061 // First try to add the "always" resolution(s) for the current user, if any 7062 if (alwaysList.size() > 0) { 7063 result.addAll(alwaysList); 7064 } else { 7065 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7066 result.addAll(undefinedList); 7067 // Maybe add one for the other profile. 7068 if (xpDomainInfo != null && ( 7069 xpDomainInfo.bestDomainVerificationStatus 7070 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7071 result.add(xpDomainInfo.resolveInfo); 7072 } 7073 includeBrowser = true; 7074 } 7075 7076 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7077 // If there were 'always' entries their preferred order has been set, so we also 7078 // back that off to make the alternatives equivalent 7079 if (alwaysAskList.size() > 0) { 7080 for (ResolveInfo i : result) { 7081 i.preferredOrder = 0; 7082 } 7083 result.addAll(alwaysAskList); 7084 includeBrowser = true; 7085 } 7086 7087 if (includeBrowser) { 7088 // Also add browsers (all of them or only the default one) 7089 if (DEBUG_DOMAIN_VERIFICATION) { 7090 Slog.v(TAG, " ...including browsers in candidate set"); 7091 } 7092 if ((matchFlags & MATCH_ALL) != 0) { 7093 result.addAll(matchAllList); 7094 } else { 7095 // Browser/generic handling case. If there's a default browser, go straight 7096 // to that (but only if there is no other higher-priority match). 7097 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7098 int maxMatchPrio = 0; 7099 ResolveInfo defaultBrowserMatch = null; 7100 final int numCandidates = matchAllList.size(); 7101 for (int n = 0; n < numCandidates; n++) { 7102 ResolveInfo info = matchAllList.get(n); 7103 // track the highest overall match priority... 7104 if (info.priority > maxMatchPrio) { 7105 maxMatchPrio = info.priority; 7106 } 7107 // ...and the highest-priority default browser match 7108 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7109 if (defaultBrowserMatch == null 7110 || (defaultBrowserMatch.priority < info.priority)) { 7111 if (debug) { 7112 Slog.v(TAG, "Considering default browser match " + info); 7113 } 7114 defaultBrowserMatch = info; 7115 } 7116 } 7117 } 7118 if (defaultBrowserMatch != null 7119 && defaultBrowserMatch.priority >= maxMatchPrio 7120 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7121 { 7122 if (debug) { 7123 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7124 } 7125 result.add(defaultBrowserMatch); 7126 } else { 7127 result.addAll(matchAllList); 7128 } 7129 } 7130 7131 // If there is nothing selected, add all candidates and remove the ones that the user 7132 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7133 if (result.size() == 0) { 7134 result.addAll(candidates); 7135 result.removeAll(neverList); 7136 } 7137 } 7138 } 7139 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7140 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7141 result.size()); 7142 for (ResolveInfo info : result) { 7143 Slog.v(TAG, " + " + info.activityInfo); 7144 } 7145 } 7146 return result; 7147 } 7148 7149 // Returns a packed value as a long: 7150 // 7151 // high 'int'-sized word: link status: undefined/ask/never/always. 7152 // low 'int'-sized word: relative priority among 'always' results. 7153 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7154 long result = ps.getDomainVerificationStatusForUser(userId); 7155 // if none available, get the master status 7156 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7157 if (ps.getIntentFilterVerificationInfo() != null) { 7158 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7159 } 7160 } 7161 return result; 7162 } 7163 7164 private ResolveInfo querySkipCurrentProfileIntents( 7165 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7166 int flags, int sourceUserId) { 7167 if (matchingFilters != null) { 7168 int size = matchingFilters.size(); 7169 for (int i = 0; i < size; i ++) { 7170 CrossProfileIntentFilter filter = matchingFilters.get(i); 7171 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7172 // Checking if there are activities in the target user that can handle the 7173 // intent. 7174 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7175 resolvedType, flags, sourceUserId); 7176 if (resolveInfo != null) { 7177 return resolveInfo; 7178 } 7179 } 7180 } 7181 } 7182 return null; 7183 } 7184 7185 // Return matching ResolveInfo in target user if any. 7186 private ResolveInfo queryCrossProfileIntents( 7187 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7188 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7189 if (matchingFilters != null) { 7190 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7191 // match the same intent. For performance reasons, it is better not to 7192 // run queryIntent twice for the same userId 7193 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7194 int size = matchingFilters.size(); 7195 for (int i = 0; i < size; i++) { 7196 CrossProfileIntentFilter filter = matchingFilters.get(i); 7197 int targetUserId = filter.getTargetUserId(); 7198 boolean skipCurrentProfile = 7199 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7200 boolean skipCurrentProfileIfNoMatchFound = 7201 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7202 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7203 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7204 // Checking if there are activities in the target user that can handle the 7205 // intent. 7206 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7207 resolvedType, flags, sourceUserId); 7208 if (resolveInfo != null) return resolveInfo; 7209 alreadyTriedUserIds.put(targetUserId, true); 7210 } 7211 } 7212 } 7213 return null; 7214 } 7215 7216 /** 7217 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7218 * will forward the intent to the filter's target user. 7219 * Otherwise, returns null. 7220 */ 7221 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7222 String resolvedType, int flags, int sourceUserId) { 7223 int targetUserId = filter.getTargetUserId(); 7224 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7225 resolvedType, flags, targetUserId); 7226 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7227 // If all the matches in the target profile are suspended, return null. 7228 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7229 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7230 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7231 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7232 targetUserId); 7233 } 7234 } 7235 } 7236 return null; 7237 } 7238 7239 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7240 int sourceUserId, int targetUserId) { 7241 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7242 long ident = Binder.clearCallingIdentity(); 7243 boolean targetIsProfile; 7244 try { 7245 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7246 } finally { 7247 Binder.restoreCallingIdentity(ident); 7248 } 7249 String className; 7250 if (targetIsProfile) { 7251 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7252 } else { 7253 className = FORWARD_INTENT_TO_PARENT; 7254 } 7255 ComponentName forwardingActivityComponentName = new ComponentName( 7256 mAndroidApplication.packageName, className); 7257 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7258 sourceUserId); 7259 if (!targetIsProfile) { 7260 forwardingActivityInfo.showUserIcon = targetUserId; 7261 forwardingResolveInfo.noResourceId = true; 7262 } 7263 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7264 forwardingResolveInfo.priority = 0; 7265 forwardingResolveInfo.preferredOrder = 0; 7266 forwardingResolveInfo.match = 0; 7267 forwardingResolveInfo.isDefault = true; 7268 forwardingResolveInfo.filter = filter; 7269 forwardingResolveInfo.targetUserId = targetUserId; 7270 return forwardingResolveInfo; 7271 } 7272 7273 @Override 7274 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7275 Intent[] specifics, String[] specificTypes, Intent intent, 7276 String resolvedType, int flags, int userId) { 7277 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7278 specificTypes, intent, resolvedType, flags, userId)); 7279 } 7280 7281 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7282 Intent[] specifics, String[] specificTypes, Intent intent, 7283 String resolvedType, int flags, int userId) { 7284 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7285 final int callingUid = Binder.getCallingUid(); 7286 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7287 false /*includeInstantApps*/); 7288 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7289 false /*requireFullPermission*/, false /*checkShell*/, 7290 "query intent activity options"); 7291 final String resultsAction = intent.getAction(); 7292 7293 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7294 | PackageManager.GET_RESOLVED_FILTER, userId); 7295 7296 if (DEBUG_INTENT_MATCHING) { 7297 Log.v(TAG, "Query " + intent + ": " + results); 7298 } 7299 7300 int specificsPos = 0; 7301 int N; 7302 7303 // todo: note that the algorithm used here is O(N^2). This 7304 // isn't a problem in our current environment, but if we start running 7305 // into situations where we have more than 5 or 10 matches then this 7306 // should probably be changed to something smarter... 7307 7308 // First we go through and resolve each of the specific items 7309 // that were supplied, taking care of removing any corresponding 7310 // duplicate items in the generic resolve list. 7311 if (specifics != null) { 7312 for (int i=0; i<specifics.length; i++) { 7313 final Intent sintent = specifics[i]; 7314 if (sintent == null) { 7315 continue; 7316 } 7317 7318 if (DEBUG_INTENT_MATCHING) { 7319 Log.v(TAG, "Specific #" + i + ": " + sintent); 7320 } 7321 7322 String action = sintent.getAction(); 7323 if (resultsAction != null && resultsAction.equals(action)) { 7324 // If this action was explicitly requested, then don't 7325 // remove things that have it. 7326 action = null; 7327 } 7328 7329 ResolveInfo ri = null; 7330 ActivityInfo ai = null; 7331 7332 ComponentName comp = sintent.getComponent(); 7333 if (comp == null) { 7334 ri = resolveIntent( 7335 sintent, 7336 specificTypes != null ? specificTypes[i] : null, 7337 flags, userId); 7338 if (ri == null) { 7339 continue; 7340 } 7341 if (ri == mResolveInfo) { 7342 // ACK! Must do something better with this. 7343 } 7344 ai = ri.activityInfo; 7345 comp = new ComponentName(ai.applicationInfo.packageName, 7346 ai.name); 7347 } else { 7348 ai = getActivityInfo(comp, flags, userId); 7349 if (ai == null) { 7350 continue; 7351 } 7352 } 7353 7354 // Look for any generic query activities that are duplicates 7355 // of this specific one, and remove them from the results. 7356 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7357 N = results.size(); 7358 int j; 7359 for (j=specificsPos; j<N; j++) { 7360 ResolveInfo sri = results.get(j); 7361 if ((sri.activityInfo.name.equals(comp.getClassName()) 7362 && sri.activityInfo.applicationInfo.packageName.equals( 7363 comp.getPackageName())) 7364 || (action != null && sri.filter.matchAction(action))) { 7365 results.remove(j); 7366 if (DEBUG_INTENT_MATCHING) Log.v( 7367 TAG, "Removing duplicate item from " + j 7368 + " due to specific " + specificsPos); 7369 if (ri == null) { 7370 ri = sri; 7371 } 7372 j--; 7373 N--; 7374 } 7375 } 7376 7377 // Add this specific item to its proper place. 7378 if (ri == null) { 7379 ri = new ResolveInfo(); 7380 ri.activityInfo = ai; 7381 } 7382 results.add(specificsPos, ri); 7383 ri.specificIndex = i; 7384 specificsPos++; 7385 } 7386 } 7387 7388 // Now we go through the remaining generic results and remove any 7389 // duplicate actions that are found here. 7390 N = results.size(); 7391 for (int i=specificsPos; i<N-1; i++) { 7392 final ResolveInfo rii = results.get(i); 7393 if (rii.filter == null) { 7394 continue; 7395 } 7396 7397 // Iterate over all of the actions of this result's intent 7398 // filter... typically this should be just one. 7399 final Iterator<String> it = rii.filter.actionsIterator(); 7400 if (it == null) { 7401 continue; 7402 } 7403 while (it.hasNext()) { 7404 final String action = it.next(); 7405 if (resultsAction != null && resultsAction.equals(action)) { 7406 // If this action was explicitly requested, then don't 7407 // remove things that have it. 7408 continue; 7409 } 7410 for (int j=i+1; j<N; j++) { 7411 final ResolveInfo rij = results.get(j); 7412 if (rij.filter != null && rij.filter.hasAction(action)) { 7413 results.remove(j); 7414 if (DEBUG_INTENT_MATCHING) Log.v( 7415 TAG, "Removing duplicate item from " + j 7416 + " due to action " + action + " at " + i); 7417 j--; 7418 N--; 7419 } 7420 } 7421 } 7422 7423 // If the caller didn't request filter information, drop it now 7424 // so we don't have to marshall/unmarshall it. 7425 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7426 rii.filter = null; 7427 } 7428 } 7429 7430 // Filter out the caller activity if so requested. 7431 if (caller != null) { 7432 N = results.size(); 7433 for (int i=0; i<N; i++) { 7434 ActivityInfo ainfo = results.get(i).activityInfo; 7435 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7436 && caller.getClassName().equals(ainfo.name)) { 7437 results.remove(i); 7438 break; 7439 } 7440 } 7441 } 7442 7443 // If the caller didn't request filter information, 7444 // drop them now so we don't have to 7445 // marshall/unmarshall it. 7446 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7447 N = results.size(); 7448 for (int i=0; i<N; i++) { 7449 results.get(i).filter = null; 7450 } 7451 } 7452 7453 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7454 return results; 7455 } 7456 7457 @Override 7458 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7459 String resolvedType, int flags, int userId) { 7460 return new ParceledListSlice<>( 7461 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7462 false /*allowDynamicSplits*/)); 7463 } 7464 7465 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7466 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7467 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7468 final int callingUid = Binder.getCallingUid(); 7469 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7470 false /*requireFullPermission*/, false /*checkShell*/, 7471 "query intent receivers"); 7472 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7473 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7474 false /*includeInstantApps*/); 7475 ComponentName comp = intent.getComponent(); 7476 if (comp == null) { 7477 if (intent.getSelector() != null) { 7478 intent = intent.getSelector(); 7479 comp = intent.getComponent(); 7480 } 7481 } 7482 if (comp != null) { 7483 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7484 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7485 if (ai != null) { 7486 // When specifying an explicit component, we prevent the activity from being 7487 // used when either 1) the calling package is normal and the activity is within 7488 // an instant application or 2) the calling package is ephemeral and the 7489 // activity is not visible to instant applications. 7490 final boolean matchInstantApp = 7491 (flags & PackageManager.MATCH_INSTANT) != 0; 7492 final boolean matchVisibleToInstantAppOnly = 7493 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7494 final boolean matchExplicitlyVisibleOnly = 7495 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7496 final boolean isCallerInstantApp = 7497 instantAppPkgName != null; 7498 final boolean isTargetSameInstantApp = 7499 comp.getPackageName().equals(instantAppPkgName); 7500 final boolean isTargetInstantApp = 7501 (ai.applicationInfo.privateFlags 7502 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7503 final boolean isTargetVisibleToInstantApp = 7504 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7505 final boolean isTargetExplicitlyVisibleToInstantApp = 7506 isTargetVisibleToInstantApp 7507 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7508 final boolean isTargetHiddenFromInstantApp = 7509 !isTargetVisibleToInstantApp 7510 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7511 final boolean blockResolution = 7512 !isTargetSameInstantApp 7513 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7514 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7515 && isTargetHiddenFromInstantApp)); 7516 if (!blockResolution) { 7517 ResolveInfo ri = new ResolveInfo(); 7518 ri.activityInfo = ai; 7519 list.add(ri); 7520 } 7521 } 7522 return applyPostResolutionFilter( 7523 list, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7524 } 7525 7526 // reader 7527 synchronized (mPackages) { 7528 String pkgName = intent.getPackage(); 7529 if (pkgName == null) { 7530 final List<ResolveInfo> result = 7531 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7532 return applyPostResolutionFilter( 7533 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7534 } 7535 final PackageParser.Package pkg = mPackages.get(pkgName); 7536 if (pkg != null) { 7537 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7538 intent, resolvedType, flags, pkg.receivers, userId); 7539 return applyPostResolutionFilter( 7540 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7541 } 7542 return Collections.emptyList(); 7543 } 7544 } 7545 7546 @Override 7547 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7548 final int callingUid = Binder.getCallingUid(); 7549 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7550 } 7551 7552 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7553 int userId, int callingUid) { 7554 if (!sUserManager.exists(userId)) return null; 7555 flags = updateFlagsForResolve( 7556 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7557 List<ResolveInfo> query = queryIntentServicesInternal( 7558 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7559 if (query != null) { 7560 if (query.size() >= 1) { 7561 // If there is more than one service with the same priority, 7562 // just arbitrarily pick the first one. 7563 return query.get(0); 7564 } 7565 } 7566 return null; 7567 } 7568 7569 @Override 7570 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7571 String resolvedType, int flags, int userId) { 7572 final int callingUid = Binder.getCallingUid(); 7573 return new ParceledListSlice<>(queryIntentServicesInternal( 7574 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7575 } 7576 7577 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7578 String resolvedType, int flags, int userId, int callingUid, 7579 boolean includeInstantApps) { 7580 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7581 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7582 false /*requireFullPermission*/, false /*checkShell*/, 7583 "query intent receivers"); 7584 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7585 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7586 ComponentName comp = intent.getComponent(); 7587 if (comp == null) { 7588 if (intent.getSelector() != null) { 7589 intent = intent.getSelector(); 7590 comp = intent.getComponent(); 7591 } 7592 } 7593 if (comp != null) { 7594 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7595 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7596 if (si != null) { 7597 // When specifying an explicit component, we prevent the service from being 7598 // used when either 1) the service is in an instant application and the 7599 // caller is not the same instant application or 2) the calling package is 7600 // ephemeral and the activity is not visible to ephemeral applications. 7601 final boolean matchInstantApp = 7602 (flags & PackageManager.MATCH_INSTANT) != 0; 7603 final boolean matchVisibleToInstantAppOnly = 7604 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7605 final boolean isCallerInstantApp = 7606 instantAppPkgName != null; 7607 final boolean isTargetSameInstantApp = 7608 comp.getPackageName().equals(instantAppPkgName); 7609 final boolean isTargetInstantApp = 7610 (si.applicationInfo.privateFlags 7611 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7612 final boolean isTargetHiddenFromInstantApp = 7613 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7614 final boolean blockResolution = 7615 !isTargetSameInstantApp 7616 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7617 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7618 && isTargetHiddenFromInstantApp)); 7619 if (!blockResolution) { 7620 final ResolveInfo ri = new ResolveInfo(); 7621 ri.serviceInfo = si; 7622 list.add(ri); 7623 } 7624 } 7625 return list; 7626 } 7627 7628 // reader 7629 synchronized (mPackages) { 7630 String pkgName = intent.getPackage(); 7631 if (pkgName == null) { 7632 return applyPostServiceResolutionFilter( 7633 mServices.queryIntent(intent, resolvedType, flags, userId), 7634 instantAppPkgName); 7635 } 7636 final PackageParser.Package pkg = mPackages.get(pkgName); 7637 if (pkg != null) { 7638 return applyPostServiceResolutionFilter( 7639 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7640 userId), 7641 instantAppPkgName); 7642 } 7643 return Collections.emptyList(); 7644 } 7645 } 7646 7647 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7648 String instantAppPkgName) { 7649 if (instantAppPkgName == null) { 7650 return resolveInfos; 7651 } 7652 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7653 final ResolveInfo info = resolveInfos.get(i); 7654 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7655 // allow services that are defined in the provided package 7656 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7657 if (info.serviceInfo.splitName != null 7658 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7659 info.serviceInfo.splitName)) { 7660 // requested service is defined in a split that hasn't been installed yet. 7661 // add the installer to the resolve list 7662 if (DEBUG_INSTANT) { 7663 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7664 } 7665 final ResolveInfo installerInfo = new ResolveInfo( 7666 mInstantAppInstallerInfo); 7667 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7668 null /* installFailureActivity */, 7669 info.serviceInfo.packageName, 7670 info.serviceInfo.applicationInfo.versionCode, 7671 info.serviceInfo.splitName); 7672 // add a non-generic filter 7673 installerInfo.filter = new IntentFilter(); 7674 // load resources from the correct package 7675 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7676 resolveInfos.set(i, installerInfo); 7677 } 7678 continue; 7679 } 7680 // allow services that have been explicitly exposed to ephemeral apps 7681 if (!isEphemeralApp 7682 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7683 continue; 7684 } 7685 resolveInfos.remove(i); 7686 } 7687 return resolveInfos; 7688 } 7689 7690 @Override 7691 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7692 String resolvedType, int flags, int userId) { 7693 return new ParceledListSlice<>( 7694 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7695 } 7696 7697 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7698 Intent intent, String resolvedType, int flags, int userId) { 7699 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7700 final int callingUid = Binder.getCallingUid(); 7701 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7702 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7703 false /*includeInstantApps*/); 7704 ComponentName comp = intent.getComponent(); 7705 if (comp == null) { 7706 if (intent.getSelector() != null) { 7707 intent = intent.getSelector(); 7708 comp = intent.getComponent(); 7709 } 7710 } 7711 if (comp != null) { 7712 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7713 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7714 if (pi != null) { 7715 // When specifying an explicit component, we prevent the provider from being 7716 // used when either 1) the provider is in an instant application and the 7717 // caller is not the same instant application or 2) the calling package is an 7718 // instant application and the provider is not visible to instant applications. 7719 final boolean matchInstantApp = 7720 (flags & PackageManager.MATCH_INSTANT) != 0; 7721 final boolean matchVisibleToInstantAppOnly = 7722 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7723 final boolean isCallerInstantApp = 7724 instantAppPkgName != null; 7725 final boolean isTargetSameInstantApp = 7726 comp.getPackageName().equals(instantAppPkgName); 7727 final boolean isTargetInstantApp = 7728 (pi.applicationInfo.privateFlags 7729 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7730 final boolean isTargetHiddenFromInstantApp = 7731 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7732 final boolean blockResolution = 7733 !isTargetSameInstantApp 7734 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7735 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7736 && isTargetHiddenFromInstantApp)); 7737 if (!blockResolution) { 7738 final ResolveInfo ri = new ResolveInfo(); 7739 ri.providerInfo = pi; 7740 list.add(ri); 7741 } 7742 } 7743 return list; 7744 } 7745 7746 // reader 7747 synchronized (mPackages) { 7748 String pkgName = intent.getPackage(); 7749 if (pkgName == null) { 7750 return applyPostContentProviderResolutionFilter( 7751 mProviders.queryIntent(intent, resolvedType, flags, userId), 7752 instantAppPkgName); 7753 } 7754 final PackageParser.Package pkg = mPackages.get(pkgName); 7755 if (pkg != null) { 7756 return applyPostContentProviderResolutionFilter( 7757 mProviders.queryIntentForPackage( 7758 intent, resolvedType, flags, pkg.providers, userId), 7759 instantAppPkgName); 7760 } 7761 return Collections.emptyList(); 7762 } 7763 } 7764 7765 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7766 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7767 if (instantAppPkgName == null) { 7768 return resolveInfos; 7769 } 7770 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7771 final ResolveInfo info = resolveInfos.get(i); 7772 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7773 // allow providers that are defined in the provided package 7774 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7775 if (info.providerInfo.splitName != null 7776 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7777 info.providerInfo.splitName)) { 7778 // requested provider is defined in a split that hasn't been installed yet. 7779 // add the installer to the resolve list 7780 if (DEBUG_INSTANT) { 7781 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7782 } 7783 final ResolveInfo installerInfo = new ResolveInfo( 7784 mInstantAppInstallerInfo); 7785 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7786 null /*failureActivity*/, 7787 info.providerInfo.packageName, 7788 info.providerInfo.applicationInfo.versionCode, 7789 info.providerInfo.splitName); 7790 // add a non-generic filter 7791 installerInfo.filter = new IntentFilter(); 7792 // load resources from the correct package 7793 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7794 resolveInfos.set(i, installerInfo); 7795 } 7796 continue; 7797 } 7798 // allow providers that have been explicitly exposed to instant applications 7799 if (!isEphemeralApp 7800 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7801 continue; 7802 } 7803 resolveInfos.remove(i); 7804 } 7805 return resolveInfos; 7806 } 7807 7808 @Override 7809 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7810 final int callingUid = Binder.getCallingUid(); 7811 if (getInstantAppPackageName(callingUid) != null) { 7812 return ParceledListSlice.emptyList(); 7813 } 7814 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7815 flags = updateFlagsForPackage(flags, userId, null); 7816 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7817 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7818 true /* requireFullPermission */, false /* checkShell */, 7819 "get installed packages"); 7820 7821 // writer 7822 synchronized (mPackages) { 7823 ArrayList<PackageInfo> list; 7824 if (listUninstalled) { 7825 list = new ArrayList<>(mSettings.mPackages.size()); 7826 for (PackageSetting ps : mSettings.mPackages.values()) { 7827 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7828 continue; 7829 } 7830 if (filterAppAccessLPr(ps, callingUid, userId)) { 7831 continue; 7832 } 7833 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7834 if (pi != null) { 7835 list.add(pi); 7836 } 7837 } 7838 } else { 7839 list = new ArrayList<>(mPackages.size()); 7840 for (PackageParser.Package p : mPackages.values()) { 7841 final PackageSetting ps = (PackageSetting) p.mExtras; 7842 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7843 continue; 7844 } 7845 if (filterAppAccessLPr(ps, callingUid, userId)) { 7846 continue; 7847 } 7848 final PackageInfo pi = generatePackageInfo((PackageSetting) 7849 p.mExtras, flags, userId); 7850 if (pi != null) { 7851 list.add(pi); 7852 } 7853 } 7854 } 7855 7856 return new ParceledListSlice<>(list); 7857 } 7858 } 7859 7860 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7861 String[] permissions, boolean[] tmp, int flags, int userId) { 7862 int numMatch = 0; 7863 final PermissionsState permissionsState = ps.getPermissionsState(); 7864 for (int i=0; i<permissions.length; i++) { 7865 final String permission = permissions[i]; 7866 if (permissionsState.hasPermission(permission, userId)) { 7867 tmp[i] = true; 7868 numMatch++; 7869 } else { 7870 tmp[i] = false; 7871 } 7872 } 7873 if (numMatch == 0) { 7874 return; 7875 } 7876 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7877 7878 // The above might return null in cases of uninstalled apps or install-state 7879 // skew across users/profiles. 7880 if (pi != null) { 7881 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7882 if (numMatch == permissions.length) { 7883 pi.requestedPermissions = permissions; 7884 } else { 7885 pi.requestedPermissions = new String[numMatch]; 7886 numMatch = 0; 7887 for (int i=0; i<permissions.length; i++) { 7888 if (tmp[i]) { 7889 pi.requestedPermissions[numMatch] = permissions[i]; 7890 numMatch++; 7891 } 7892 } 7893 } 7894 } 7895 list.add(pi); 7896 } 7897 } 7898 7899 @Override 7900 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7901 String[] permissions, int flags, int userId) { 7902 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7903 flags = updateFlagsForPackage(flags, userId, permissions); 7904 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7905 true /* requireFullPermission */, false /* checkShell */, 7906 "get packages holding permissions"); 7907 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7908 7909 // writer 7910 synchronized (mPackages) { 7911 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7912 boolean[] tmpBools = new boolean[permissions.length]; 7913 if (listUninstalled) { 7914 for (PackageSetting ps : mSettings.mPackages.values()) { 7915 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7916 userId); 7917 } 7918 } else { 7919 for (PackageParser.Package pkg : mPackages.values()) { 7920 PackageSetting ps = (PackageSetting)pkg.mExtras; 7921 if (ps != null) { 7922 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7923 userId); 7924 } 7925 } 7926 } 7927 7928 return new ParceledListSlice<PackageInfo>(list); 7929 } 7930 } 7931 7932 @Override 7933 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7934 final int callingUid = Binder.getCallingUid(); 7935 if (getInstantAppPackageName(callingUid) != null) { 7936 return ParceledListSlice.emptyList(); 7937 } 7938 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7939 flags = updateFlagsForApplication(flags, userId, null); 7940 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7941 7942 // writer 7943 synchronized (mPackages) { 7944 ArrayList<ApplicationInfo> list; 7945 if (listUninstalled) { 7946 list = new ArrayList<>(mSettings.mPackages.size()); 7947 for (PackageSetting ps : mSettings.mPackages.values()) { 7948 ApplicationInfo ai; 7949 int effectiveFlags = flags; 7950 if (ps.isSystem()) { 7951 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7952 } 7953 if (ps.pkg != null) { 7954 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7955 continue; 7956 } 7957 if (filterAppAccessLPr(ps, callingUid, userId)) { 7958 continue; 7959 } 7960 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7961 ps.readUserState(userId), userId); 7962 if (ai != null) { 7963 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7964 } 7965 } else { 7966 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7967 // and already converts to externally visible package name 7968 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7969 callingUid, effectiveFlags, userId); 7970 } 7971 if (ai != null) { 7972 list.add(ai); 7973 } 7974 } 7975 } else { 7976 list = new ArrayList<>(mPackages.size()); 7977 for (PackageParser.Package p : mPackages.values()) { 7978 if (p.mExtras != null) { 7979 PackageSetting ps = (PackageSetting) p.mExtras; 7980 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7981 continue; 7982 } 7983 if (filterAppAccessLPr(ps, callingUid, userId)) { 7984 continue; 7985 } 7986 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7987 ps.readUserState(userId), userId); 7988 if (ai != null) { 7989 ai.packageName = resolveExternalPackageNameLPr(p); 7990 list.add(ai); 7991 } 7992 } 7993 } 7994 } 7995 7996 return new ParceledListSlice<>(list); 7997 } 7998 } 7999 8000 @Override 8001 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 8002 if (HIDE_EPHEMERAL_APIS) { 8003 return null; 8004 } 8005 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8006 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8007 "getEphemeralApplications"); 8008 } 8009 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8010 true /* requireFullPermission */, false /* checkShell */, 8011 "getEphemeralApplications"); 8012 synchronized (mPackages) { 8013 List<InstantAppInfo> instantApps = mInstantAppRegistry 8014 .getInstantAppsLPr(userId); 8015 if (instantApps != null) { 8016 return new ParceledListSlice<>(instantApps); 8017 } 8018 } 8019 return null; 8020 } 8021 8022 @Override 8023 public boolean isInstantApp(String packageName, int userId) { 8024 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8025 true /* requireFullPermission */, false /* checkShell */, 8026 "isInstantApp"); 8027 if (HIDE_EPHEMERAL_APIS) { 8028 return false; 8029 } 8030 8031 synchronized (mPackages) { 8032 int callingUid = Binder.getCallingUid(); 8033 if (Process.isIsolated(callingUid)) { 8034 callingUid = mIsolatedOwners.get(callingUid); 8035 } 8036 final PackageSetting ps = mSettings.mPackages.get(packageName); 8037 PackageParser.Package pkg = mPackages.get(packageName); 8038 final boolean returnAllowed = 8039 ps != null 8040 && (isCallerSameApp(packageName, callingUid) 8041 || canViewInstantApps(callingUid, userId) 8042 || mInstantAppRegistry.isInstantAccessGranted( 8043 userId, UserHandle.getAppId(callingUid), ps.appId)); 8044 if (returnAllowed) { 8045 return ps.getInstantApp(userId); 8046 } 8047 } 8048 return false; 8049 } 8050 8051 @Override 8052 public byte[] getInstantAppCookie(String packageName, int userId) { 8053 if (HIDE_EPHEMERAL_APIS) { 8054 return null; 8055 } 8056 8057 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8058 true /* requireFullPermission */, false /* checkShell */, 8059 "getInstantAppCookie"); 8060 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8061 return null; 8062 } 8063 synchronized (mPackages) { 8064 return mInstantAppRegistry.getInstantAppCookieLPw( 8065 packageName, userId); 8066 } 8067 } 8068 8069 @Override 8070 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8071 if (HIDE_EPHEMERAL_APIS) { 8072 return true; 8073 } 8074 8075 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8076 true /* requireFullPermission */, true /* checkShell */, 8077 "setInstantAppCookie"); 8078 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8079 return false; 8080 } 8081 synchronized (mPackages) { 8082 return mInstantAppRegistry.setInstantAppCookieLPw( 8083 packageName, cookie, userId); 8084 } 8085 } 8086 8087 @Override 8088 public Bitmap getInstantAppIcon(String packageName, int userId) { 8089 if (HIDE_EPHEMERAL_APIS) { 8090 return null; 8091 } 8092 8093 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8094 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8095 "getInstantAppIcon"); 8096 } 8097 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8098 true /* requireFullPermission */, false /* checkShell */, 8099 "getInstantAppIcon"); 8100 8101 synchronized (mPackages) { 8102 return mInstantAppRegistry.getInstantAppIconLPw( 8103 packageName, userId); 8104 } 8105 } 8106 8107 private boolean isCallerSameApp(String packageName, int uid) { 8108 PackageParser.Package pkg = mPackages.get(packageName); 8109 return pkg != null 8110 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8111 } 8112 8113 @Override 8114 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8115 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8116 return ParceledListSlice.emptyList(); 8117 } 8118 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8119 } 8120 8121 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8122 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8123 8124 // reader 8125 synchronized (mPackages) { 8126 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8127 final int userId = UserHandle.getCallingUserId(); 8128 while (i.hasNext()) { 8129 final PackageParser.Package p = i.next(); 8130 if (p.applicationInfo == null) continue; 8131 8132 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8133 && !p.applicationInfo.isDirectBootAware(); 8134 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8135 && p.applicationInfo.isDirectBootAware(); 8136 8137 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8138 && (!mSafeMode || isSystemApp(p)) 8139 && (matchesUnaware || matchesAware)) { 8140 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8141 if (ps != null) { 8142 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8143 ps.readUserState(userId), userId); 8144 if (ai != null) { 8145 finalList.add(ai); 8146 } 8147 } 8148 } 8149 } 8150 } 8151 8152 return finalList; 8153 } 8154 8155 @Override 8156 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8157 return resolveContentProviderInternal(name, flags, userId); 8158 } 8159 8160 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8161 if (!sUserManager.exists(userId)) return null; 8162 flags = updateFlagsForComponent(flags, userId, name); 8163 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8164 // reader 8165 synchronized (mPackages) { 8166 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8167 PackageSetting ps = provider != null 8168 ? mSettings.mPackages.get(provider.owner.packageName) 8169 : null; 8170 if (ps != null) { 8171 final boolean isInstantApp = ps.getInstantApp(userId); 8172 // normal application; filter out instant application provider 8173 if (instantAppPkgName == null && isInstantApp) { 8174 return null; 8175 } 8176 // instant application; filter out other instant applications 8177 if (instantAppPkgName != null 8178 && isInstantApp 8179 && !provider.owner.packageName.equals(instantAppPkgName)) { 8180 return null; 8181 } 8182 // instant application; filter out non-exposed provider 8183 if (instantAppPkgName != null 8184 && !isInstantApp 8185 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8186 return null; 8187 } 8188 // provider not enabled 8189 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8190 return null; 8191 } 8192 return PackageParser.generateProviderInfo( 8193 provider, flags, ps.readUserState(userId), userId); 8194 } 8195 return null; 8196 } 8197 } 8198 8199 /** 8200 * @deprecated 8201 */ 8202 @Deprecated 8203 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8204 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8205 return; 8206 } 8207 // reader 8208 synchronized (mPackages) { 8209 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8210 .entrySet().iterator(); 8211 final int userId = UserHandle.getCallingUserId(); 8212 while (i.hasNext()) { 8213 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8214 PackageParser.Provider p = entry.getValue(); 8215 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8216 8217 if (ps != null && p.syncable 8218 && (!mSafeMode || (p.info.applicationInfo.flags 8219 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8220 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8221 ps.readUserState(userId), userId); 8222 if (info != null) { 8223 outNames.add(entry.getKey()); 8224 outInfo.add(info); 8225 } 8226 } 8227 } 8228 } 8229 } 8230 8231 @Override 8232 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8233 int uid, int flags, String metaDataKey) { 8234 final int callingUid = Binder.getCallingUid(); 8235 final int userId = processName != null ? UserHandle.getUserId(uid) 8236 : UserHandle.getCallingUserId(); 8237 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8238 flags = updateFlagsForComponent(flags, userId, processName); 8239 ArrayList<ProviderInfo> finalList = null; 8240 // reader 8241 synchronized (mPackages) { 8242 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8243 while (i.hasNext()) { 8244 final PackageParser.Provider p = i.next(); 8245 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8246 if (ps != null && p.info.authority != null 8247 && (processName == null 8248 || (p.info.processName.equals(processName) 8249 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8250 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8251 8252 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8253 // parameter. 8254 if (metaDataKey != null 8255 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8256 continue; 8257 } 8258 final ComponentName component = 8259 new ComponentName(p.info.packageName, p.info.name); 8260 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8261 continue; 8262 } 8263 if (finalList == null) { 8264 finalList = new ArrayList<ProviderInfo>(3); 8265 } 8266 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8267 ps.readUserState(userId), userId); 8268 if (info != null) { 8269 finalList.add(info); 8270 } 8271 } 8272 } 8273 } 8274 8275 if (finalList != null) { 8276 Collections.sort(finalList, mProviderInitOrderSorter); 8277 return new ParceledListSlice<ProviderInfo>(finalList); 8278 } 8279 8280 return ParceledListSlice.emptyList(); 8281 } 8282 8283 @Override 8284 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8285 // reader 8286 synchronized (mPackages) { 8287 final int callingUid = Binder.getCallingUid(); 8288 final int callingUserId = UserHandle.getUserId(callingUid); 8289 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8290 if (ps == null) return null; 8291 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8292 return null; 8293 } 8294 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8295 return PackageParser.generateInstrumentationInfo(i, flags); 8296 } 8297 } 8298 8299 @Override 8300 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8301 String targetPackage, int flags) { 8302 final int callingUid = Binder.getCallingUid(); 8303 final int callingUserId = UserHandle.getUserId(callingUid); 8304 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8305 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8306 return ParceledListSlice.emptyList(); 8307 } 8308 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8309 } 8310 8311 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8312 int flags) { 8313 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8314 8315 // reader 8316 synchronized (mPackages) { 8317 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8318 while (i.hasNext()) { 8319 final PackageParser.Instrumentation p = i.next(); 8320 if (targetPackage == null 8321 || targetPackage.equals(p.info.targetPackage)) { 8322 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8323 flags); 8324 if (ii != null) { 8325 finalList.add(ii); 8326 } 8327 } 8328 } 8329 } 8330 8331 return finalList; 8332 } 8333 8334 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8335 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8336 try { 8337 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8338 } finally { 8339 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8340 } 8341 } 8342 8343 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8344 final File[] files = scanDir.listFiles(); 8345 if (ArrayUtils.isEmpty(files)) { 8346 Log.d(TAG, "No files in app dir " + scanDir); 8347 return; 8348 } 8349 8350 if (DEBUG_PACKAGE_SCANNING) { 8351 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8352 + " flags=0x" + Integer.toHexString(parseFlags)); 8353 } 8354 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8355 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8356 mParallelPackageParserCallback)) { 8357 // Submit files for parsing in parallel 8358 int fileCount = 0; 8359 for (File file : files) { 8360 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8361 && !PackageInstallerService.isStageName(file.getName()); 8362 if (!isPackage) { 8363 // Ignore entries which are not packages 8364 continue; 8365 } 8366 parallelPackageParser.submit(file, parseFlags); 8367 fileCount++; 8368 } 8369 8370 // Process results one by one 8371 for (; fileCount > 0; fileCount--) { 8372 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8373 Throwable throwable = parseResult.throwable; 8374 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8375 8376 if (throwable == null) { 8377 // TODO(toddke): move lower in the scan chain 8378 // Static shared libraries have synthetic package names 8379 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8380 renameStaticSharedLibraryPackage(parseResult.pkg); 8381 } 8382 try { 8383 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8384 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8385 currentTime, null); 8386 } 8387 } catch (PackageManagerException e) { 8388 errorCode = e.error; 8389 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8390 } 8391 } else if (throwable instanceof PackageParser.PackageParserException) { 8392 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8393 throwable; 8394 errorCode = e.error; 8395 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8396 } else { 8397 throw new IllegalStateException("Unexpected exception occurred while parsing " 8398 + parseResult.scanFile, throwable); 8399 } 8400 8401 // Delete invalid userdata apps 8402 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8403 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8404 logCriticalInfo(Log.WARN, 8405 "Deleting invalid package at " + parseResult.scanFile); 8406 removeCodePathLI(parseResult.scanFile); 8407 } 8408 } 8409 } 8410 } 8411 8412 public static void reportSettingsProblem(int priority, String msg) { 8413 logCriticalInfo(priority, msg); 8414 } 8415 8416 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8417 boolean forceCollect, boolean skipVerify) throws PackageManagerException { 8418 // When upgrading from pre-N MR1, verify the package time stamp using the package 8419 // directory and not the APK file. 8420 final long lastModifiedTime = mIsPreNMR1Upgrade 8421 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8422 if (ps != null && !forceCollect 8423 && ps.codePathString.equals(pkg.codePath) 8424 && ps.timeStamp == lastModifiedTime 8425 && !isCompatSignatureUpdateNeeded(pkg) 8426 && !isRecoverSignatureUpdateNeeded(pkg)) { 8427 if (ps.signatures.mSigningDetails.signatures != null 8428 && ps.signatures.mSigningDetails.signatures.length != 0 8429 && ps.signatures.mSigningDetails.signatureSchemeVersion 8430 != SignatureSchemeVersion.UNKNOWN) { 8431 // Optimization: reuse the existing cached signing data 8432 // if the package appears to be unchanged. 8433 pkg.mSigningDetails = 8434 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8435 return; 8436 } 8437 8438 Slog.w(TAG, "PackageSetting for " + ps.name 8439 + " is missing signatures. Collecting certs again to recover them."); 8440 } else { 8441 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8442 (forceCollect ? " (forced)" : "")); 8443 } 8444 8445 try { 8446 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8447 PackageParser.collectCertificates(pkg, skipVerify); 8448 } catch (PackageParserException e) { 8449 throw PackageManagerException.from(e); 8450 } finally { 8451 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8452 } 8453 } 8454 8455 /** 8456 * Traces a package scan. 8457 * @see #scanPackageLI(File, int, int, long, UserHandle) 8458 */ 8459 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8460 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8461 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8462 try { 8463 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8464 } finally { 8465 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8466 } 8467 } 8468 8469 /** 8470 * Scans a package and returns the newly parsed package. 8471 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8472 */ 8473 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8474 long currentTime, UserHandle user) throws PackageManagerException { 8475 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8476 PackageParser pp = new PackageParser(); 8477 pp.setSeparateProcesses(mSeparateProcesses); 8478 pp.setOnlyCoreApps(mOnlyCore); 8479 pp.setDisplayMetrics(mMetrics); 8480 pp.setCallback(mPackageParserCallback); 8481 8482 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8483 final PackageParser.Package pkg; 8484 try { 8485 pkg = pp.parsePackage(scanFile, parseFlags); 8486 } catch (PackageParserException e) { 8487 throw PackageManagerException.from(e); 8488 } finally { 8489 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8490 } 8491 8492 // Static shared libraries have synthetic package names 8493 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8494 renameStaticSharedLibraryPackage(pkg); 8495 } 8496 8497 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8498 } 8499 8500 /** 8501 * Scans a package and returns the newly parsed package. 8502 * @throws PackageManagerException on a parse error. 8503 */ 8504 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8505 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8506 @Nullable UserHandle user) 8507 throws PackageManagerException { 8508 // If the package has children and this is the first dive in the function 8509 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8510 // packages (parent and children) would be successfully scanned before the 8511 // actual scan since scanning mutates internal state and we want to atomically 8512 // install the package and its children. 8513 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8514 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8515 scanFlags |= SCAN_CHECK_ONLY; 8516 } 8517 } else { 8518 scanFlags &= ~SCAN_CHECK_ONLY; 8519 } 8520 8521 // Scan the parent 8522 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8523 scanFlags, currentTime, user); 8524 8525 // Scan the children 8526 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8527 for (int i = 0; i < childCount; i++) { 8528 PackageParser.Package childPackage = pkg.childPackages.get(i); 8529 addForInitLI(childPackage, parseFlags, scanFlags, 8530 currentTime, user); 8531 } 8532 8533 8534 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8535 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8536 } 8537 8538 return scannedPkg; 8539 } 8540 8541 /** 8542 * Returns if full apk verification can be skipped for the whole package, including the splits. 8543 */ 8544 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8545 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8546 return false; 8547 } 8548 // TODO: Allow base and splits to be verified individually. 8549 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8550 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8551 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8552 return false; 8553 } 8554 } 8555 } 8556 return true; 8557 } 8558 8559 /** 8560 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8561 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8562 * match one in a trusted source, and should be done separately. 8563 */ 8564 private boolean canSkipFullApkVerification(String apkPath) { 8565 byte[] rootHashObserved = null; 8566 try { 8567 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8568 if (rootHashObserved == null) { 8569 return false; // APK does not contain Merkle tree root hash. 8570 } 8571 synchronized (mInstallLock) { 8572 // Returns whether the observed root hash matches what kernel has. 8573 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8574 return true; 8575 } 8576 } catch (InstallerException | IOException | DigestException | 8577 NoSuchAlgorithmException e) { 8578 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8579 } 8580 return false; 8581 } 8582 8583 /** 8584 * Adds a new package to the internal data structures during platform initialization. 8585 * <p>After adding, the package is known to the system and available for querying. 8586 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8587 * etc...], additional checks are performed. Basic verification [such as ensuring 8588 * matching signatures, checking version codes, etc...] occurs if the package is 8589 * identical to a previously known package. If the package fails a signature check, 8590 * the version installed on /data will be removed. If the version of the new package 8591 * is less than or equal than the version on /data, it will be ignored. 8592 * <p>Regardless of the package location, the results are applied to the internal 8593 * structures and the package is made available to the rest of the system. 8594 * <p>NOTE: The return value should be removed. It's the passed in package object. 8595 */ 8596 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8597 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8598 @Nullable UserHandle user) 8599 throws PackageManagerException { 8600 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8601 final String renamedPkgName; 8602 final PackageSetting disabledPkgSetting; 8603 final boolean isSystemPkgUpdated; 8604 final boolean pkgAlreadyExists; 8605 PackageSetting pkgSetting; 8606 8607 // NOTE: installPackageLI() has the same code to setup the package's 8608 // application info. This probably should be done lower in the call 8609 // stack [such as scanPackageOnly()]. However, we verify the application 8610 // info prior to that [in scanPackageNew()] and thus have to setup 8611 // the application info early. 8612 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8613 pkg.setApplicationInfoCodePath(pkg.codePath); 8614 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8615 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8616 pkg.setApplicationInfoResourcePath(pkg.codePath); 8617 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8618 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8619 8620 synchronized (mPackages) { 8621 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8622 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8623 if (realPkgName != null) { 8624 ensurePackageRenamed(pkg, renamedPkgName); 8625 } 8626 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8627 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8628 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8629 pkgAlreadyExists = pkgSetting != null; 8630 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8631 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8632 isSystemPkgUpdated = disabledPkgSetting != null; 8633 8634 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8635 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8636 } 8637 8638 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8639 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8640 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8641 : null; 8642 if (DEBUG_PACKAGE_SCANNING 8643 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8644 && sharedUserSetting != null) { 8645 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8646 + " (uid=" + sharedUserSetting.userId + "):" 8647 + " packages=" + sharedUserSetting.packages); 8648 } 8649 8650 if (scanSystemPartition) { 8651 // Potentially prune child packages. If the application on the /system 8652 // partition has been updated via OTA, but, is still disabled by a 8653 // version on /data, cycle through all of its children packages and 8654 // remove children that are no longer defined. 8655 if (isSystemPkgUpdated) { 8656 final int scannedChildCount = (pkg.childPackages != null) 8657 ? pkg.childPackages.size() : 0; 8658 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8659 ? disabledPkgSetting.childPackageNames.size() : 0; 8660 for (int i = 0; i < disabledChildCount; i++) { 8661 String disabledChildPackageName = 8662 disabledPkgSetting.childPackageNames.get(i); 8663 boolean disabledPackageAvailable = false; 8664 for (int j = 0; j < scannedChildCount; j++) { 8665 PackageParser.Package childPkg = pkg.childPackages.get(j); 8666 if (childPkg.packageName.equals(disabledChildPackageName)) { 8667 disabledPackageAvailable = true; 8668 break; 8669 } 8670 } 8671 if (!disabledPackageAvailable) { 8672 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8673 } 8674 } 8675 // we're updating the disabled package, so, scan it as the package setting 8676 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8677 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8678 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8679 (pkg == mPlatformPackage), user); 8680 scanPackageOnlyLI(request, mFactoryTest, -1L); 8681 } 8682 } 8683 } 8684 8685 final boolean newPkgChangedPaths = 8686 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8687 final boolean newPkgVersionGreater = 8688 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8689 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8690 && newPkgChangedPaths && newPkgVersionGreater; 8691 if (isSystemPkgBetter) { 8692 // The version of the application on /system is greater than the version on 8693 // /data. Switch back to the application on /system. 8694 // It's safe to assume the application on /system will correctly scan. If not, 8695 // there won't be a working copy of the application. 8696 synchronized (mPackages) { 8697 // just remove the loaded entries from package lists 8698 mPackages.remove(pkgSetting.name); 8699 } 8700 8701 logCriticalInfo(Log.WARN, 8702 "System package updated;" 8703 + " name: " + pkgSetting.name 8704 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8705 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8706 8707 final InstallArgs args = createInstallArgsForExisting( 8708 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8709 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8710 args.cleanUpResourcesLI(); 8711 synchronized (mPackages) { 8712 mSettings.enableSystemPackageLPw(pkgSetting.name); 8713 } 8714 } 8715 8716 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8717 // The version of the application on the /system partition is less than or 8718 // equal to the version on the /data partition. Throw an exception and use 8719 // the application already installed on the /data partition. 8720 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8721 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8722 + " better than this " + pkg.getLongVersionCode()); 8723 } 8724 8725 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8726 // force re-collecting certificate. 8727 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8728 disabledPkgSetting); 8729 // Full APK verification can be skipped during certificate collection, only if the file is 8730 // in verified partition, or can be verified on access (when apk verity is enabled). In both 8731 // cases, only data in Signing Block is verified instead of the whole file. 8732 final boolean skipVerify = ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) || 8733 (forceCollect && canSkipFullPackageVerification(pkg)); 8734 collectCertificatesLI(pkgSetting, pkg, forceCollect, skipVerify); 8735 8736 boolean shouldHideSystemApp = false; 8737 // A new application appeared on /system, but, we already have a copy of 8738 // the application installed on /data. 8739 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8740 && !pkgSetting.isSystem()) { 8741 8742 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8743 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8744 logCriticalInfo(Log.WARN, 8745 "System package signature mismatch;" 8746 + " name: " + pkgSetting.name); 8747 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8748 "scanPackageInternalLI")) { 8749 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8750 } 8751 pkgSetting = null; 8752 } else if (newPkgVersionGreater) { 8753 // The application on /system is newer than the application on /data. 8754 // Simply remove the application on /data [keeping application data] 8755 // and replace it with the version on /system. 8756 logCriticalInfo(Log.WARN, 8757 "System package enabled;" 8758 + " name: " + pkgSetting.name 8759 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8760 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8761 InstallArgs args = createInstallArgsForExisting( 8762 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8763 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8764 synchronized (mInstallLock) { 8765 args.cleanUpResourcesLI(); 8766 } 8767 } else { 8768 // The application on /system is older than the application on /data. Hide 8769 // the application on /system and the version on /data will be scanned later 8770 // and re-added like an update. 8771 shouldHideSystemApp = true; 8772 logCriticalInfo(Log.INFO, 8773 "System package disabled;" 8774 + " name: " + pkgSetting.name 8775 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8776 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8777 } 8778 } 8779 8780 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8781 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8782 8783 if (shouldHideSystemApp) { 8784 synchronized (mPackages) { 8785 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8786 } 8787 } 8788 return scannedPkg; 8789 } 8790 8791 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8792 // Derive the new package synthetic package name 8793 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8794 + pkg.staticSharedLibVersion); 8795 } 8796 8797 private static String fixProcessName(String defProcessName, 8798 String processName) { 8799 if (processName == null) { 8800 return defProcessName; 8801 } 8802 return processName; 8803 } 8804 8805 /** 8806 * Enforces that only the system UID or root's UID can call a method exposed 8807 * via Binder. 8808 * 8809 * @param message used as message if SecurityException is thrown 8810 * @throws SecurityException if the caller is not system or root 8811 */ 8812 private static final void enforceSystemOrRoot(String message) { 8813 final int uid = Binder.getCallingUid(); 8814 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8815 throw new SecurityException(message); 8816 } 8817 } 8818 8819 @Override 8820 public void performFstrimIfNeeded() { 8821 enforceSystemOrRoot("Only the system can request fstrim"); 8822 8823 // Before everything else, see whether we need to fstrim. 8824 try { 8825 IStorageManager sm = PackageHelper.getStorageManager(); 8826 if (sm != null) { 8827 boolean doTrim = false; 8828 final long interval = android.provider.Settings.Global.getLong( 8829 mContext.getContentResolver(), 8830 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8831 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8832 if (interval > 0) { 8833 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8834 if (timeSinceLast > interval) { 8835 doTrim = true; 8836 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8837 + "; running immediately"); 8838 } 8839 } 8840 if (doTrim) { 8841 final boolean dexOptDialogShown; 8842 synchronized (mPackages) { 8843 dexOptDialogShown = mDexOptDialogShown; 8844 } 8845 if (!isFirstBoot() && dexOptDialogShown) { 8846 try { 8847 ActivityManager.getService().showBootMessage( 8848 mContext.getResources().getString( 8849 R.string.android_upgrading_fstrim), true); 8850 } catch (RemoteException e) { 8851 } 8852 } 8853 sm.runMaintenance(); 8854 } 8855 } else { 8856 Slog.e(TAG, "storageManager service unavailable!"); 8857 } 8858 } catch (RemoteException e) { 8859 // Can't happen; StorageManagerService is local 8860 } 8861 } 8862 8863 @Override 8864 public void updatePackagesIfNeeded() { 8865 enforceSystemOrRoot("Only the system can request package update"); 8866 8867 // We need to re-extract after an OTA. 8868 boolean causeUpgrade = isUpgrade(); 8869 8870 // First boot or factory reset. 8871 // Note: we also handle devices that are upgrading to N right now as if it is their 8872 // first boot, as they do not have profile data. 8873 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8874 8875 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8876 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8877 8878 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8879 return; 8880 } 8881 8882 List<PackageParser.Package> pkgs; 8883 synchronized (mPackages) { 8884 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8885 } 8886 8887 final long startTime = System.nanoTime(); 8888 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8889 causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT, 8890 false /* bootComplete */); 8891 8892 final int elapsedTimeSeconds = 8893 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8894 8895 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8896 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8897 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8898 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8899 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8900 } 8901 8902 /* 8903 * Return the prebuilt profile path given a package base code path. 8904 */ 8905 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8906 return pkg.baseCodePath + ".prof"; 8907 } 8908 8909 /** 8910 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8911 * containing statistics about the invocation. The array consists of three elements, 8912 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8913 * and {@code numberOfPackagesFailed}. 8914 */ 8915 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8916 final int compilationReason, boolean bootComplete) { 8917 8918 int numberOfPackagesVisited = 0; 8919 int numberOfPackagesOptimized = 0; 8920 int numberOfPackagesSkipped = 0; 8921 int numberOfPackagesFailed = 0; 8922 final int numberOfPackagesToDexopt = pkgs.size(); 8923 8924 for (PackageParser.Package pkg : pkgs) { 8925 numberOfPackagesVisited++; 8926 8927 boolean useProfileForDexopt = false; 8928 8929 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8930 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8931 // that are already compiled. 8932 File profileFile = new File(getPrebuildProfilePath(pkg)); 8933 // Copy profile if it exists. 8934 if (profileFile.exists()) { 8935 try { 8936 // We could also do this lazily before calling dexopt in 8937 // PackageDexOptimizer to prevent this happening on first boot. The issue 8938 // is that we don't have a good way to say "do this only once". 8939 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8940 pkg.applicationInfo.uid, pkg.packageName, 8941 ArtManager.getProfileName(null))) { 8942 Log.e(TAG, "Installer failed to copy system profile!"); 8943 } else { 8944 // Disabled as this causes speed-profile compilation during first boot 8945 // even if things are already compiled. 8946 // useProfileForDexopt = true; 8947 } 8948 } catch (Exception e) { 8949 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8950 e); 8951 } 8952 } else { 8953 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8954 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8955 // minimize the number off apps being speed-profile compiled during first boot. 8956 // The other paths will not change the filter. 8957 if (disabledPs != null && disabledPs.pkg.isStub) { 8958 // The package is the stub one, remove the stub suffix to get the normal 8959 // package and APK names. 8960 String systemProfilePath = 8961 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8962 profileFile = new File(systemProfilePath); 8963 // If we have a profile for a compressed APK, copy it to the reference 8964 // location. 8965 // Note that copying the profile here will cause it to override the 8966 // reference profile every OTA even though the existing reference profile 8967 // may have more data. We can't copy during decompression since the 8968 // directories are not set up at that point. 8969 if (profileFile.exists()) { 8970 try { 8971 // We could also do this lazily before calling dexopt in 8972 // PackageDexOptimizer to prevent this happening on first boot. The 8973 // issue is that we don't have a good way to say "do this only 8974 // once". 8975 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8976 pkg.applicationInfo.uid, pkg.packageName, 8977 ArtManager.getProfileName(null))) { 8978 Log.e(TAG, "Failed to copy system profile for stub package!"); 8979 } else { 8980 useProfileForDexopt = true; 8981 } 8982 } catch (Exception e) { 8983 Log.e(TAG, "Failed to copy profile " + 8984 profileFile.getAbsolutePath() + " ", e); 8985 } 8986 } 8987 } 8988 } 8989 } 8990 8991 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8992 if (DEBUG_DEXOPT) { 8993 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8994 } 8995 numberOfPackagesSkipped++; 8996 continue; 8997 } 8998 8999 if (DEBUG_DEXOPT) { 9000 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 9001 numberOfPackagesToDexopt + ": " + pkg.packageName); 9002 } 9003 9004 if (showDialog) { 9005 try { 9006 ActivityManager.getService().showBootMessage( 9007 mContext.getResources().getString(R.string.android_upgrading_apk, 9008 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 9009 } catch (RemoteException e) { 9010 } 9011 synchronized (mPackages) { 9012 mDexOptDialogShown = true; 9013 } 9014 } 9015 9016 int pkgCompilationReason = compilationReason; 9017 if (useProfileForDexopt) { 9018 // Use background dexopt mode to try and use the profile. Note that this does not 9019 // guarantee usage of the profile. 9020 pkgCompilationReason = PackageManagerService.REASON_BACKGROUND_DEXOPT; 9021 } 9022 9023 // checkProfiles is false to avoid merging profiles during boot which 9024 // might interfere with background compilation (b/28612421). 9025 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 9026 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 9027 // trade-off worth doing to save boot time work. 9028 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 9029 if (compilationReason == REASON_FIRST_BOOT) { 9030 // TODO: This doesn't cover the upgrade case, we should check for this too. 9031 dexoptFlags |= DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE; 9032 } 9033 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 9034 pkg.packageName, 9035 pkgCompilationReason, 9036 dexoptFlags)); 9037 9038 switch (primaryDexOptStaus) { 9039 case PackageDexOptimizer.DEX_OPT_PERFORMED: 9040 numberOfPackagesOptimized++; 9041 break; 9042 case PackageDexOptimizer.DEX_OPT_SKIPPED: 9043 numberOfPackagesSkipped++; 9044 break; 9045 case PackageDexOptimizer.DEX_OPT_FAILED: 9046 numberOfPackagesFailed++; 9047 break; 9048 default: 9049 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 9050 break; 9051 } 9052 } 9053 9054 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9055 numberOfPackagesFailed }; 9056 } 9057 9058 @Override 9059 public void notifyPackageUse(String packageName, int reason) { 9060 synchronized (mPackages) { 9061 final int callingUid = Binder.getCallingUid(); 9062 final int callingUserId = UserHandle.getUserId(callingUid); 9063 if (getInstantAppPackageName(callingUid) != null) { 9064 if (!isCallerSameApp(packageName, callingUid)) { 9065 return; 9066 } 9067 } else { 9068 if (isInstantApp(packageName, callingUserId)) { 9069 return; 9070 } 9071 } 9072 notifyPackageUseLocked(packageName, reason); 9073 } 9074 } 9075 9076 @GuardedBy("mPackages") 9077 private void notifyPackageUseLocked(String packageName, int reason) { 9078 final PackageParser.Package p = mPackages.get(packageName); 9079 if (p == null) { 9080 return; 9081 } 9082 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9083 } 9084 9085 @Override 9086 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9087 List<String> classPaths, String loaderIsa) { 9088 int userId = UserHandle.getCallingUserId(); 9089 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9090 if (ai == null) { 9091 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9092 + loadingPackageName + ", user=" + userId); 9093 return; 9094 } 9095 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9096 } 9097 9098 @Override 9099 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9100 IDexModuleRegisterCallback callback) { 9101 int userId = UserHandle.getCallingUserId(); 9102 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9103 DexManager.RegisterDexModuleResult result; 9104 if (ai == null) { 9105 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9106 " calling user. package=" + packageName + ", user=" + userId); 9107 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9108 } else { 9109 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9110 } 9111 9112 if (callback != null) { 9113 mHandler.post(() -> { 9114 try { 9115 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9116 } catch (RemoteException e) { 9117 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9118 } 9119 }); 9120 } 9121 } 9122 9123 /** 9124 * Ask the package manager to perform a dex-opt with the given compiler filter. 9125 * 9126 * Note: exposed only for the shell command to allow moving packages explicitly to a 9127 * definite state. 9128 */ 9129 @Override 9130 public boolean performDexOptMode(String packageName, 9131 boolean checkProfiles, String targetCompilerFilter, boolean force, 9132 boolean bootComplete, String splitName) { 9133 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9134 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9135 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9136 return performDexOpt(new DexoptOptions(packageName, REASON_UNKNOWN, 9137 targetCompilerFilter, splitName, flags)); 9138 } 9139 9140 /** 9141 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9142 * secondary dex files belonging to the given package. 9143 * 9144 * Note: exposed only for the shell command to allow moving packages explicitly to a 9145 * definite state. 9146 */ 9147 @Override 9148 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9149 boolean force) { 9150 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9151 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9152 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9153 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9154 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9155 } 9156 9157 /*package*/ boolean performDexOpt(DexoptOptions options) { 9158 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9159 return false; 9160 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9161 return false; 9162 } 9163 9164 if (options.isDexoptOnlySecondaryDex()) { 9165 return mDexManager.dexoptSecondaryDex(options); 9166 } else { 9167 int dexoptStatus = performDexOptWithStatus(options); 9168 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9169 } 9170 } 9171 9172 /** 9173 * Perform dexopt on the given package and return one of following result: 9174 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9175 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9176 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9177 */ 9178 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9179 return performDexOptTraced(options); 9180 } 9181 9182 private int performDexOptTraced(DexoptOptions options) { 9183 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9184 try { 9185 return performDexOptInternal(options); 9186 } finally { 9187 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9188 } 9189 } 9190 9191 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9192 // if the package can now be considered up to date for the given filter. 9193 private int performDexOptInternal(DexoptOptions options) { 9194 PackageParser.Package p; 9195 synchronized (mPackages) { 9196 p = mPackages.get(options.getPackageName()); 9197 if (p == null) { 9198 // Package could not be found. Report failure. 9199 return PackageDexOptimizer.DEX_OPT_FAILED; 9200 } 9201 mPackageUsage.maybeWriteAsync(mPackages); 9202 mCompilerStats.maybeWriteAsync(); 9203 } 9204 long callingId = Binder.clearCallingIdentity(); 9205 try { 9206 synchronized (mInstallLock) { 9207 return performDexOptInternalWithDependenciesLI(p, options); 9208 } 9209 } finally { 9210 Binder.restoreCallingIdentity(callingId); 9211 } 9212 } 9213 9214 public ArraySet<String> getOptimizablePackages() { 9215 ArraySet<String> pkgs = new ArraySet<String>(); 9216 synchronized (mPackages) { 9217 for (PackageParser.Package p : mPackages.values()) { 9218 if (PackageDexOptimizer.canOptimizePackage(p)) { 9219 pkgs.add(p.packageName); 9220 } 9221 } 9222 } 9223 return pkgs; 9224 } 9225 9226 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9227 DexoptOptions options) { 9228 // Select the dex optimizer based on the force parameter. 9229 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9230 // allocate an object here. 9231 PackageDexOptimizer pdo = options.isForce() 9232 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9233 : mPackageDexOptimizer; 9234 9235 // Dexopt all dependencies first. Note: we ignore the return value and march on 9236 // on errors. 9237 // Note that we are going to call performDexOpt on those libraries as many times as 9238 // they are referenced in packages. When we do a batch of performDexOpt (for example 9239 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9240 // and the first package that uses the library will dexopt it. The 9241 // others will see that the compiled code for the library is up to date. 9242 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9243 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9244 if (!deps.isEmpty()) { 9245 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9246 options.getCompilationReason(), options.getCompilerFilter(), 9247 options.getSplitName(), 9248 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9249 for (PackageParser.Package depPackage : deps) { 9250 // TODO: Analyze and investigate if we (should) profile libraries. 9251 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9252 getOrCreateCompilerPackageStats(depPackage), 9253 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9254 } 9255 } 9256 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9257 getOrCreateCompilerPackageStats(p), 9258 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9259 } 9260 9261 /** 9262 * Reconcile the information we have about the secondary dex files belonging to 9263 * {@code packagName} and the actual dex files. For all dex files that were 9264 * deleted, update the internal records and delete the generated oat files. 9265 */ 9266 @Override 9267 public void reconcileSecondaryDexFiles(String packageName) { 9268 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9269 return; 9270 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9271 return; 9272 } 9273 mDexManager.reconcileSecondaryDexFiles(packageName); 9274 } 9275 9276 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9277 // a reference there. 9278 /*package*/ DexManager getDexManager() { 9279 return mDexManager; 9280 } 9281 9282 /** 9283 * Execute the background dexopt job immediately. 9284 */ 9285 @Override 9286 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9287 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9288 return false; 9289 } 9290 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9291 } 9292 9293 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9294 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9295 || p.usesStaticLibraries != null) { 9296 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9297 Set<String> collectedNames = new HashSet<>(); 9298 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9299 9300 retValue.remove(p); 9301 9302 return retValue; 9303 } else { 9304 return Collections.emptyList(); 9305 } 9306 } 9307 9308 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9309 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9310 if (!collectedNames.contains(p.packageName)) { 9311 collectedNames.add(p.packageName); 9312 collected.add(p); 9313 9314 if (p.usesLibraries != null) { 9315 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9316 null, collected, collectedNames); 9317 } 9318 if (p.usesOptionalLibraries != null) { 9319 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9320 null, collected, collectedNames); 9321 } 9322 if (p.usesStaticLibraries != null) { 9323 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9324 p.usesStaticLibrariesVersions, collected, collectedNames); 9325 } 9326 } 9327 } 9328 9329 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9330 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9331 final int libNameCount = libs.size(); 9332 for (int i = 0; i < libNameCount; i++) { 9333 String libName = libs.get(i); 9334 long version = (versions != null && versions.length == libNameCount) 9335 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9336 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9337 if (libPkg != null) { 9338 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9339 } 9340 } 9341 } 9342 9343 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9344 synchronized (mPackages) { 9345 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9346 if (libEntry != null) { 9347 return mPackages.get(libEntry.apk); 9348 } 9349 return null; 9350 } 9351 } 9352 9353 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9354 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9355 if (versionedLib == null) { 9356 return null; 9357 } 9358 return versionedLib.get(version); 9359 } 9360 9361 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9362 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9363 pkg.staticSharedLibName); 9364 if (versionedLib == null) { 9365 return null; 9366 } 9367 long previousLibVersion = -1; 9368 final int versionCount = versionedLib.size(); 9369 for (int i = 0; i < versionCount; i++) { 9370 final long libVersion = versionedLib.keyAt(i); 9371 if (libVersion < pkg.staticSharedLibVersion) { 9372 previousLibVersion = Math.max(previousLibVersion, libVersion); 9373 } 9374 } 9375 if (previousLibVersion >= 0) { 9376 return versionedLib.get(previousLibVersion); 9377 } 9378 return null; 9379 } 9380 9381 public void shutdown() { 9382 mPackageUsage.writeNow(mPackages); 9383 mCompilerStats.writeNow(); 9384 mDexManager.writePackageDexUsageNow(); 9385 } 9386 9387 @Override 9388 public void dumpProfiles(String packageName) { 9389 PackageParser.Package pkg; 9390 synchronized (mPackages) { 9391 pkg = mPackages.get(packageName); 9392 if (pkg == null) { 9393 throw new IllegalArgumentException("Unknown package: " + packageName); 9394 } 9395 } 9396 /* Only the shell, root, or the app user should be able to dump profiles. */ 9397 int callingUid = Binder.getCallingUid(); 9398 if (callingUid != Process.SHELL_UID && 9399 callingUid != Process.ROOT_UID && 9400 callingUid != pkg.applicationInfo.uid) { 9401 throw new SecurityException("dumpProfiles"); 9402 } 9403 9404 synchronized (mInstallLock) { 9405 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9406 mArtManagerService.dumpProfiles(pkg); 9407 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9408 } 9409 } 9410 9411 @Override 9412 public void forceDexOpt(String packageName) { 9413 enforceSystemOrRoot("forceDexOpt"); 9414 9415 PackageParser.Package pkg; 9416 synchronized (mPackages) { 9417 pkg = mPackages.get(packageName); 9418 if (pkg == null) { 9419 throw new IllegalArgumentException("Unknown package: " + packageName); 9420 } 9421 } 9422 9423 synchronized (mInstallLock) { 9424 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9425 9426 // Whoever is calling forceDexOpt wants a compiled package. 9427 // Don't use profiles since that may cause compilation to be skipped. 9428 final int res = performDexOptInternalWithDependenciesLI( 9429 pkg, 9430 new DexoptOptions(packageName, 9431 getDefaultCompilerFilter(), 9432 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9433 9434 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9435 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9436 throw new IllegalStateException("Failed to dexopt: " + res); 9437 } 9438 } 9439 } 9440 9441 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9442 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9443 Slog.w(TAG, "Unable to update from " + oldPkg.name 9444 + " to " + newPkg.packageName 9445 + ": old package not in system partition"); 9446 return false; 9447 } else if (mPackages.get(oldPkg.name) != null) { 9448 Slog.w(TAG, "Unable to update from " + oldPkg.name 9449 + " to " + newPkg.packageName 9450 + ": old package still exists"); 9451 return false; 9452 } 9453 return true; 9454 } 9455 9456 void removeCodePathLI(File codePath) { 9457 if (codePath.isDirectory()) { 9458 try { 9459 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9460 } catch (InstallerException e) { 9461 Slog.w(TAG, "Failed to remove code path", e); 9462 } 9463 } else { 9464 codePath.delete(); 9465 } 9466 } 9467 9468 private int[] resolveUserIds(int userId) { 9469 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9470 } 9471 9472 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9473 if (pkg == null) { 9474 Slog.wtf(TAG, "Package was null!", new Throwable()); 9475 return; 9476 } 9477 clearAppDataLeafLIF(pkg, userId, flags); 9478 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9479 for (int i = 0; i < childCount; i++) { 9480 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9481 } 9482 9483 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9484 } 9485 9486 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9487 final PackageSetting ps; 9488 synchronized (mPackages) { 9489 ps = mSettings.mPackages.get(pkg.packageName); 9490 } 9491 for (int realUserId : resolveUserIds(userId)) { 9492 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9493 try { 9494 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9495 ceDataInode); 9496 } catch (InstallerException e) { 9497 Slog.w(TAG, String.valueOf(e)); 9498 } 9499 } 9500 } 9501 9502 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9503 if (pkg == null) { 9504 Slog.wtf(TAG, "Package was null!", new Throwable()); 9505 return; 9506 } 9507 destroyAppDataLeafLIF(pkg, userId, flags); 9508 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9509 for (int i = 0; i < childCount; i++) { 9510 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9511 } 9512 } 9513 9514 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9515 final PackageSetting ps; 9516 synchronized (mPackages) { 9517 ps = mSettings.mPackages.get(pkg.packageName); 9518 } 9519 for (int realUserId : resolveUserIds(userId)) { 9520 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9521 try { 9522 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9523 ceDataInode); 9524 } catch (InstallerException e) { 9525 Slog.w(TAG, String.valueOf(e)); 9526 } 9527 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9528 } 9529 } 9530 9531 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9532 if (pkg == null) { 9533 Slog.wtf(TAG, "Package was null!", new Throwable()); 9534 return; 9535 } 9536 destroyAppProfilesLeafLIF(pkg); 9537 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9538 for (int i = 0; i < childCount; i++) { 9539 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9540 } 9541 } 9542 9543 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9544 try { 9545 mInstaller.destroyAppProfiles(pkg.packageName); 9546 } catch (InstallerException e) { 9547 Slog.w(TAG, String.valueOf(e)); 9548 } 9549 } 9550 9551 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9552 if (pkg == null) { 9553 Slog.wtf(TAG, "Package was null!", new Throwable()); 9554 return; 9555 } 9556 mArtManagerService.clearAppProfiles(pkg); 9557 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9558 for (int i = 0; i < childCount; i++) { 9559 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9560 } 9561 } 9562 9563 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9564 long lastUpdateTime) { 9565 // Set parent install/update time 9566 PackageSetting ps = (PackageSetting) pkg.mExtras; 9567 if (ps != null) { 9568 ps.firstInstallTime = firstInstallTime; 9569 ps.lastUpdateTime = lastUpdateTime; 9570 } 9571 // Set children install/update time 9572 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9573 for (int i = 0; i < childCount; i++) { 9574 PackageParser.Package childPkg = pkg.childPackages.get(i); 9575 ps = (PackageSetting) childPkg.mExtras; 9576 if (ps != null) { 9577 ps.firstInstallTime = firstInstallTime; 9578 ps.lastUpdateTime = lastUpdateTime; 9579 } 9580 } 9581 } 9582 9583 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9584 SharedLibraryEntry file, 9585 PackageParser.Package changingLib) { 9586 if (file.path != null) { 9587 usesLibraryFiles.add(file.path); 9588 return; 9589 } 9590 PackageParser.Package p = mPackages.get(file.apk); 9591 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9592 // If we are doing this while in the middle of updating a library apk, 9593 // then we need to make sure to use that new apk for determining the 9594 // dependencies here. (We haven't yet finished committing the new apk 9595 // to the package manager state.) 9596 if (p == null || p.packageName.equals(changingLib.packageName)) { 9597 p = changingLib; 9598 } 9599 } 9600 if (p != null) { 9601 usesLibraryFiles.addAll(p.getAllCodePaths()); 9602 if (p.usesLibraryFiles != null) { 9603 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9604 } 9605 } 9606 } 9607 9608 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9609 PackageParser.Package changingLib) throws PackageManagerException { 9610 if (pkg == null) { 9611 return; 9612 } 9613 // The collection used here must maintain the order of addition (so 9614 // that libraries are searched in the correct order) and must have no 9615 // duplicates. 9616 Set<String> usesLibraryFiles = null; 9617 if (pkg.usesLibraries != null) { 9618 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9619 null, null, pkg.packageName, changingLib, true, 9620 pkg.applicationInfo.targetSdkVersion, null); 9621 } 9622 if (pkg.usesStaticLibraries != null) { 9623 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9624 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9625 pkg.packageName, changingLib, true, 9626 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9627 } 9628 if (pkg.usesOptionalLibraries != null) { 9629 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9630 null, null, pkg.packageName, changingLib, false, 9631 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9632 } 9633 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9634 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9635 } else { 9636 pkg.usesLibraryFiles = null; 9637 } 9638 } 9639 9640 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9641 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9642 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9643 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9644 throws PackageManagerException { 9645 final int libCount = requestedLibraries.size(); 9646 for (int i = 0; i < libCount; i++) { 9647 final String libName = requestedLibraries.get(i); 9648 final long libVersion = requiredVersions != null ? requiredVersions[i] 9649 : SharedLibraryInfo.VERSION_UNDEFINED; 9650 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9651 if (libEntry == null) { 9652 if (required) { 9653 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9654 "Package " + packageName + " requires unavailable shared library " 9655 + libName + "; failing!"); 9656 } else if (DEBUG_SHARED_LIBRARIES) { 9657 Slog.i(TAG, "Package " + packageName 9658 + " desires unavailable shared library " 9659 + libName + "; ignoring!"); 9660 } 9661 } else { 9662 if (requiredVersions != null && requiredCertDigests != null) { 9663 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9664 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9665 "Package " + packageName + " requires unavailable static shared" 9666 + " library " + libName + " version " 9667 + libEntry.info.getLongVersion() + "; failing!"); 9668 } 9669 9670 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9671 if (libPkg == null) { 9672 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9673 "Package " + packageName + " requires unavailable static shared" 9674 + " library; failing!"); 9675 } 9676 9677 final String[] expectedCertDigests = requiredCertDigests[i]; 9678 9679 9680 if (expectedCertDigests.length > 1) { 9681 9682 // For apps targeting O MR1 we require explicit enumeration of all certs. 9683 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9684 ? PackageUtils.computeSignaturesSha256Digests( 9685 libPkg.mSigningDetails.signatures) 9686 : PackageUtils.computeSignaturesSha256Digests( 9687 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9688 9689 // Take a shortcut if sizes don't match. Note that if an app doesn't 9690 // target O we don't parse the "additional-certificate" tags similarly 9691 // how we only consider all certs only for apps targeting O (see above). 9692 // Therefore, the size check is safe to make. 9693 if (expectedCertDigests.length != libCertDigests.length) { 9694 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9695 "Package " + packageName + " requires differently signed" + 9696 " static shared library; failing!"); 9697 } 9698 9699 // Use a predictable order as signature order may vary 9700 Arrays.sort(libCertDigests); 9701 Arrays.sort(expectedCertDigests); 9702 9703 final int certCount = libCertDigests.length; 9704 for (int j = 0; j < certCount; j++) { 9705 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9706 throw new PackageManagerException( 9707 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9708 "Package " + packageName + " requires differently signed" + 9709 " static shared library; failing!"); 9710 } 9711 } 9712 } else { 9713 9714 // lib signing cert could have rotated beyond the one expected, check to see 9715 // if the new one has been blessed by the old 9716 if (!libPkg.mSigningDetails.hasSha256Certificate( 9717 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9718 throw new PackageManagerException( 9719 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9720 "Package " + packageName + " requires differently signed" + 9721 " static shared library; failing!"); 9722 } 9723 } 9724 } 9725 9726 if (outUsedLibraries == null) { 9727 // Use LinkedHashSet to preserve the order of files added to 9728 // usesLibraryFiles while eliminating duplicates. 9729 outUsedLibraries = new LinkedHashSet<>(); 9730 } 9731 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9732 } 9733 } 9734 return outUsedLibraries; 9735 } 9736 9737 private static boolean hasString(List<String> list, List<String> which) { 9738 if (list == null) { 9739 return false; 9740 } 9741 for (int i=list.size()-1; i>=0; i--) { 9742 for (int j=which.size()-1; j>=0; j--) { 9743 if (which.get(j).equals(list.get(i))) { 9744 return true; 9745 } 9746 } 9747 } 9748 return false; 9749 } 9750 9751 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9752 PackageParser.Package changingPkg) { 9753 ArrayList<PackageParser.Package> res = null; 9754 for (PackageParser.Package pkg : mPackages.values()) { 9755 if (changingPkg != null 9756 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9757 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9758 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9759 changingPkg.staticSharedLibName)) { 9760 return null; 9761 } 9762 if (res == null) { 9763 res = new ArrayList<>(); 9764 } 9765 res.add(pkg); 9766 try { 9767 updateSharedLibrariesLPr(pkg, changingPkg); 9768 } catch (PackageManagerException e) { 9769 // If a system app update or an app and a required lib missing we 9770 // delete the package and for updated system apps keep the data as 9771 // it is better for the user to reinstall than to be in an limbo 9772 // state. Also libs disappearing under an app should never happen 9773 // - just in case. 9774 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9775 final int flags = pkg.isUpdatedSystemApp() 9776 ? PackageManager.DELETE_KEEP_DATA : 0; 9777 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9778 flags , null, true, null); 9779 } 9780 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9781 } 9782 } 9783 return res; 9784 } 9785 9786 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9787 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9788 @Nullable UserHandle user) throws PackageManagerException { 9789 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9790 // If the package has children and this is the first dive in the function 9791 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9792 // whether all packages (parent and children) would be successfully scanned 9793 // before the actual scan since scanning mutates internal state and we want 9794 // to atomically install the package and its children. 9795 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9796 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9797 scanFlags |= SCAN_CHECK_ONLY; 9798 } 9799 } else { 9800 scanFlags &= ~SCAN_CHECK_ONLY; 9801 } 9802 9803 final PackageParser.Package scannedPkg; 9804 try { 9805 // Scan the parent 9806 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9807 // Scan the children 9808 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9809 for (int i = 0; i < childCount; i++) { 9810 PackageParser.Package childPkg = pkg.childPackages.get(i); 9811 scanPackageNewLI(childPkg, parseFlags, 9812 scanFlags, currentTime, user); 9813 } 9814 } finally { 9815 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9816 } 9817 9818 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9819 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9820 } 9821 9822 return scannedPkg; 9823 } 9824 9825 /** The result of a package scan. */ 9826 private static class ScanResult { 9827 /** Whether or not the package scan was successful */ 9828 public final boolean success; 9829 /** 9830 * The final package settings. This may be the same object passed in 9831 * the {@link ScanRequest}, but, with modified values. 9832 */ 9833 @Nullable public final PackageSetting pkgSetting; 9834 /** ABI code paths that have changed in the package scan */ 9835 @Nullable public final List<String> changedAbiCodePath; 9836 public ScanResult( 9837 boolean success, 9838 @Nullable PackageSetting pkgSetting, 9839 @Nullable List<String> changedAbiCodePath) { 9840 this.success = success; 9841 this.pkgSetting = pkgSetting; 9842 this.changedAbiCodePath = changedAbiCodePath; 9843 } 9844 } 9845 9846 /** A package to be scanned */ 9847 private static class ScanRequest { 9848 /** The parsed package */ 9849 @NonNull public final PackageParser.Package pkg; 9850 /** Shared user settings, if the package has a shared user */ 9851 @Nullable public final SharedUserSetting sharedUserSetting; 9852 /** 9853 * Package settings of the currently installed version. 9854 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9855 * during scan. 9856 */ 9857 @Nullable public final PackageSetting pkgSetting; 9858 /** A copy of the settings for the currently installed version */ 9859 @Nullable public final PackageSetting oldPkgSetting; 9860 /** Package settings for the disabled version on the /system partition */ 9861 @Nullable public final PackageSetting disabledPkgSetting; 9862 /** Package settings for the installed version under its original package name */ 9863 @Nullable public final PackageSetting originalPkgSetting; 9864 /** The real package name of a renamed application */ 9865 @Nullable public final String realPkgName; 9866 public final @ParseFlags int parseFlags; 9867 public final @ScanFlags int scanFlags; 9868 /** The user for which the package is being scanned */ 9869 @Nullable public final UserHandle user; 9870 /** Whether or not the platform package is being scanned */ 9871 public final boolean isPlatformPackage; 9872 public ScanRequest( 9873 @NonNull PackageParser.Package pkg, 9874 @Nullable SharedUserSetting sharedUserSetting, 9875 @Nullable PackageSetting pkgSetting, 9876 @Nullable PackageSetting disabledPkgSetting, 9877 @Nullable PackageSetting originalPkgSetting, 9878 @Nullable String realPkgName, 9879 @ParseFlags int parseFlags, 9880 @ScanFlags int scanFlags, 9881 boolean isPlatformPackage, 9882 @Nullable UserHandle user) { 9883 this.pkg = pkg; 9884 this.pkgSetting = pkgSetting; 9885 this.sharedUserSetting = sharedUserSetting; 9886 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9887 this.disabledPkgSetting = disabledPkgSetting; 9888 this.originalPkgSetting = originalPkgSetting; 9889 this.realPkgName = realPkgName; 9890 this.parseFlags = parseFlags; 9891 this.scanFlags = scanFlags; 9892 this.isPlatformPackage = isPlatformPackage; 9893 this.user = user; 9894 } 9895 } 9896 9897 /** 9898 * Returns the actual scan flags depending upon the state of the other settings. 9899 * <p>Updated system applications will not have the following flags set 9900 * by default and need to be adjusted after the fact: 9901 * <ul> 9902 * <li>{@link #SCAN_AS_SYSTEM}</li> 9903 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9904 * <li>{@link #SCAN_AS_OEM}</li> 9905 * <li>{@link #SCAN_AS_VENDOR}</li> 9906 * <li>{@link #SCAN_AS_PRODUCT}</li> 9907 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9908 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9909 * </ul> 9910 */ 9911 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9912 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9913 PackageParser.Package pkg) { 9914 if (disabledPkgSetting != null) { 9915 // updated system application, must at least have SCAN_AS_SYSTEM 9916 scanFlags |= SCAN_AS_SYSTEM; 9917 if ((disabledPkgSetting.pkgPrivateFlags 9918 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9919 scanFlags |= SCAN_AS_PRIVILEGED; 9920 } 9921 if ((disabledPkgSetting.pkgPrivateFlags 9922 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9923 scanFlags |= SCAN_AS_OEM; 9924 } 9925 if ((disabledPkgSetting.pkgPrivateFlags 9926 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9927 scanFlags |= SCAN_AS_VENDOR; 9928 } 9929 if ((disabledPkgSetting.pkgPrivateFlags 9930 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9931 scanFlags |= SCAN_AS_PRODUCT; 9932 } 9933 } 9934 if (pkgSetting != null) { 9935 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9936 if (pkgSetting.getInstantApp(userId)) { 9937 scanFlags |= SCAN_AS_INSTANT_APP; 9938 } 9939 if (pkgSetting.getVirtulalPreload(userId)) { 9940 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9941 } 9942 } 9943 9944 // Scan as privileged apps that share a user with a priv-app. 9945 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9946 && (pkg.mSharedUserId != null)) { 9947 SharedUserSetting sharedUserSetting = null; 9948 try { 9949 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9950 } catch (PackageManagerException ignore) {} 9951 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9952 // Exempt SharedUsers signed with the platform key. 9953 // TODO(b/72378145) Fix this exemption. Force signature apps 9954 // to whitelist their privileged permissions just like other 9955 // priv-apps. 9956 synchronized (mPackages) { 9957 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9958 if ((compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9959 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9960 scanFlags |= SCAN_AS_PRIVILEGED; 9961 } 9962 } 9963 } 9964 } 9965 9966 return scanFlags; 9967 } 9968 9969 @GuardedBy("mInstallLock") 9970 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9971 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9972 @Nullable UserHandle user) throws PackageManagerException { 9973 9974 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9975 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 9976 if (realPkgName != null) { 9977 ensurePackageRenamed(pkg, renamedPkgName); 9978 } 9979 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 9980 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9981 final PackageSetting disabledPkgSetting = 9982 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9983 9984 if (mTransferedPackages.contains(pkg.packageName)) { 9985 Slog.w(TAG, "Package " + pkg.packageName 9986 + " was transferred to another, but its .apk remains"); 9987 } 9988 9989 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 9990 synchronized (mPackages) { 9991 applyPolicy(pkg, parseFlags, scanFlags); 9992 assertPackageIsValid(pkg, parseFlags, scanFlags); 9993 9994 SharedUserSetting sharedUserSetting = null; 9995 if (pkg.mSharedUserId != null) { 9996 // SIDE EFFECTS; may potentially allocate a new shared user 9997 sharedUserSetting = mSettings.getSharedUserLPw( 9998 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9999 if (DEBUG_PACKAGE_SCANNING) { 10000 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10001 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 10002 + " (uid=" + sharedUserSetting.userId + "):" 10003 + " packages=" + sharedUserSetting.packages); 10004 } 10005 } 10006 10007 boolean scanSucceeded = false; 10008 try { 10009 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 10010 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 10011 (pkg == mPlatformPackage), user); 10012 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 10013 if (result.success) { 10014 commitScanResultsLocked(request, result); 10015 } 10016 scanSucceeded = true; 10017 } finally { 10018 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 10019 // DELETE_DATA_ON_FAILURES is only used by frozen paths 10020 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 10021 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 10022 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 10023 } 10024 } 10025 } 10026 return pkg; 10027 } 10028 10029 /** 10030 * Commits the package scan and modifies system state. 10031 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 10032 * of committing the package, leaving the system in an inconsistent state. 10033 * This needs to be fixed so, once we get to this point, no errors are 10034 * possible and the system is not left in an inconsistent state. 10035 */ 10036 @GuardedBy("mPackages") 10037 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 10038 throws PackageManagerException { 10039 final PackageParser.Package pkg = request.pkg; 10040 final @ParseFlags int parseFlags = request.parseFlags; 10041 final @ScanFlags int scanFlags = request.scanFlags; 10042 final PackageSetting oldPkgSetting = request.oldPkgSetting; 10043 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10044 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10045 final UserHandle user = request.user; 10046 final String realPkgName = request.realPkgName; 10047 final PackageSetting pkgSetting = result.pkgSetting; 10048 final List<String> changedAbiCodePath = result.changedAbiCodePath; 10049 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 10050 10051 if (newPkgSettingCreated) { 10052 if (originalPkgSetting != null) { 10053 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10054 } 10055 // THROWS: when we can't allocate a user id. add call to check if there's 10056 // enough space to ensure we won't throw; otherwise, don't modify state 10057 mSettings.addUserToSettingLPw(pkgSetting); 10058 10059 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10060 mTransferedPackages.add(originalPkgSetting.name); 10061 } 10062 } 10063 // TODO(toddke): Consider a method specifically for modifying the Package object 10064 // post scan; or, moving this stuff out of the Package object since it has nothing 10065 // to do with the package on disk. 10066 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10067 // for creating the application ID. If we did this earlier, we would be saving the 10068 // correct ID. 10069 pkg.applicationInfo.uid = pkgSetting.appId; 10070 10071 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10072 10073 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10074 mTransferedPackages.add(pkg.packageName); 10075 } 10076 10077 // THROWS: when requested libraries that can't be found. it only changes 10078 // the state of the passed in pkg object, so, move to the top of the method 10079 // and allow it to abort 10080 if ((scanFlags & SCAN_BOOTING) == 0 10081 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10082 // Check all shared libraries and map to their actual file path. 10083 // We only do this here for apps not on a system dir, because those 10084 // are the only ones that can fail an install due to this. We 10085 // will take care of the system apps by updating all of their 10086 // library paths after the scan is done. Also during the initial 10087 // scan don't update any libs as we do this wholesale after all 10088 // apps are scanned to avoid dependency based scanning. 10089 updateSharedLibrariesLPr(pkg, null); 10090 } 10091 10092 // All versions of a static shared library are referenced with the same 10093 // package name. Internally, we use a synthetic package name to allow 10094 // multiple versions of the same shared library to be installed. So, 10095 // we need to generate the synthetic package name of the latest shared 10096 // library in order to compare signatures. 10097 PackageSetting signatureCheckPs = pkgSetting; 10098 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10099 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10100 if (libraryEntry != null) { 10101 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10102 } 10103 } 10104 10105 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10106 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10107 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10108 // We just determined the app is signed correctly, so bring 10109 // over the latest parsed certs. 10110 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10111 } else { 10112 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10113 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10114 "Package " + pkg.packageName + " upgrade keys do not match the " 10115 + "previously installed version"); 10116 } else { 10117 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10118 String msg = "System package " + pkg.packageName 10119 + " signature changed; retaining data."; 10120 reportSettingsProblem(Log.WARN, msg); 10121 } 10122 } 10123 } else { 10124 try { 10125 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10126 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10127 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10128 pkg.mSigningDetails, compareCompat, compareRecover); 10129 // The new KeySets will be re-added later in the scanning process. 10130 if (compatMatch) { 10131 synchronized (mPackages) { 10132 ksms.removeAppKeySetDataLPw(pkg.packageName); 10133 } 10134 } 10135 // We just determined the app is signed correctly, so bring 10136 // over the latest parsed certs. 10137 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10138 10139 10140 // if this is is a sharedUser, check to see if the new package is signed by a newer 10141 // signing certificate than the existing one, and if so, copy over the new details 10142 if (signatureCheckPs.sharedUser != null 10143 && pkg.mSigningDetails.hasAncestor( 10144 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10145 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10146 } 10147 } catch (PackageManagerException e) { 10148 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10149 throw e; 10150 } 10151 // The signature has changed, but this package is in the system 10152 // image... let's recover! 10153 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10154 // However... if this package is part of a shared user, but it 10155 // doesn't match the signature of the shared user, let's fail. 10156 // What this means is that you can't change the signatures 10157 // associated with an overall shared user, which doesn't seem all 10158 // that unreasonable. 10159 if (signatureCheckPs.sharedUser != null) { 10160 if (compareSignatures( 10161 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10162 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10163 throw new PackageManagerException( 10164 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10165 "Signature mismatch for shared user: " 10166 + pkgSetting.sharedUser); 10167 } 10168 } 10169 // File a report about this. 10170 String msg = "System package " + pkg.packageName 10171 + " signature changed; retaining data."; 10172 reportSettingsProblem(Log.WARN, msg); 10173 } catch (IllegalArgumentException e) { 10174 10175 // should never happen: certs matched when checking, but not when comparing 10176 // old to new for sharedUser 10177 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10178 "Signing certificates comparison made on incomparable signing details" 10179 + " but somehow passed verifySignatures!"); 10180 } 10181 } 10182 10183 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10184 // This package wants to adopt ownership of permissions from 10185 // another package. 10186 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10187 final String origName = pkg.mAdoptPermissions.get(i); 10188 final PackageSetting orig = mSettings.getPackageLPr(origName); 10189 if (orig != null) { 10190 if (verifyPackageUpdateLPr(orig, pkg)) { 10191 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10192 + pkg.packageName); 10193 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10194 } 10195 } 10196 } 10197 } 10198 10199 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10200 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10201 final String codePathString = changedAbiCodePath.get(i); 10202 try { 10203 mInstaller.rmdex(codePathString, 10204 getDexCodeInstructionSet(getPreferredInstructionSet())); 10205 } catch (InstallerException ignored) { 10206 } 10207 } 10208 } 10209 10210 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10211 if (oldPkgSetting != null) { 10212 synchronized (mPackages) { 10213 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10214 } 10215 } 10216 } else { 10217 final int userId = user == null ? 0 : user.getIdentifier(); 10218 // Modify state for the given package setting 10219 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10220 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10221 if (pkgSetting.getInstantApp(userId)) { 10222 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10223 } 10224 } 10225 } 10226 10227 /** 10228 * Returns the "real" name of the package. 10229 * <p>This may differ from the package's actual name if the application has already 10230 * been installed under one of this package's original names. 10231 */ 10232 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10233 @Nullable String renamedPkgName) { 10234 if (isPackageRenamed(pkg, renamedPkgName)) { 10235 return pkg.mRealPackage; 10236 } 10237 return null; 10238 } 10239 10240 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10241 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10242 @Nullable String renamedPkgName) { 10243 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10244 } 10245 10246 /** 10247 * Returns the original package setting. 10248 * <p>A package can migrate its name during an update. In this scenario, a package 10249 * designates a set of names that it considers as one of its original names. 10250 * <p>An original package must be signed identically and it must have the same 10251 * shared user [if any]. 10252 */ 10253 @GuardedBy("mPackages") 10254 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10255 @Nullable String renamedPkgName) { 10256 if (!isPackageRenamed(pkg, renamedPkgName)) { 10257 return null; 10258 } 10259 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10260 final PackageSetting originalPs = 10261 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10262 if (originalPs != null) { 10263 // the package is already installed under its original name... 10264 // but, should we use it? 10265 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10266 // the new package is incompatible with the original 10267 continue; 10268 } else if (originalPs.sharedUser != null) { 10269 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10270 // the shared user id is incompatible with the original 10271 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10272 + " to " + pkg.packageName + ": old uid " 10273 + originalPs.sharedUser.name 10274 + " differs from " + pkg.mSharedUserId); 10275 continue; 10276 } 10277 // TODO: Add case when shared user id is added [b/28144775] 10278 } else { 10279 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10280 + pkg.packageName + " to old name " + originalPs.name); 10281 } 10282 return originalPs; 10283 } 10284 } 10285 return null; 10286 } 10287 10288 /** 10289 * Renames the package if it was installed under a different name. 10290 * <p>When we've already installed the package under an original name, update 10291 * the new package so we can continue to have the old name. 10292 */ 10293 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10294 @NonNull String renamedPackageName) { 10295 if (pkg.mOriginalPackages == null 10296 || !pkg.mOriginalPackages.contains(renamedPackageName) 10297 || pkg.packageName.equals(renamedPackageName)) { 10298 return; 10299 } 10300 pkg.setPackageName(renamedPackageName); 10301 } 10302 10303 /** 10304 * Just scans the package without any side effects. 10305 * <p>Not entirely true at the moment. There is still one side effect -- this 10306 * method potentially modifies a live {@link PackageSetting} object representing 10307 * the package being scanned. This will be resolved in the future. 10308 * 10309 * @param request Information about the package to be scanned 10310 * @param isUnderFactoryTest Whether or not the device is under factory test 10311 * @param currentTime The current time, in millis 10312 * @return The results of the scan 10313 */ 10314 @GuardedBy("mInstallLock") 10315 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10316 boolean isUnderFactoryTest, long currentTime) 10317 throws PackageManagerException { 10318 final PackageParser.Package pkg = request.pkg; 10319 PackageSetting pkgSetting = request.pkgSetting; 10320 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10321 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10322 final @ParseFlags int parseFlags = request.parseFlags; 10323 final @ScanFlags int scanFlags = request.scanFlags; 10324 final String realPkgName = request.realPkgName; 10325 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10326 final UserHandle user = request.user; 10327 final boolean isPlatformPackage = request.isPlatformPackage; 10328 10329 List<String> changedAbiCodePath = null; 10330 10331 if (DEBUG_PACKAGE_SCANNING) { 10332 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10333 Log.d(TAG, "Scanning package " + pkg.packageName); 10334 } 10335 10336 if (Build.IS_DEBUGGABLE && 10337 pkg.isPrivileged() && 10338 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10339 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10340 } 10341 10342 // Initialize package source and resource directories 10343 final File scanFile = new File(pkg.codePath); 10344 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10345 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10346 10347 // We keep references to the derived CPU Abis from settings in oder to reuse 10348 // them in the case where we're not upgrading or booting for the first time. 10349 String primaryCpuAbiFromSettings = null; 10350 String secondaryCpuAbiFromSettings = null; 10351 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10352 10353 if (!needToDeriveAbi) { 10354 if (pkgSetting != null) { 10355 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10356 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10357 } else { 10358 // Re-scanning a system package after uninstalling updates; need to derive ABI 10359 needToDeriveAbi = true; 10360 } 10361 } 10362 10363 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10364 PackageManagerService.reportSettingsProblem(Log.WARN, 10365 "Package " + pkg.packageName + " shared user changed from " 10366 + (pkgSetting.sharedUser != null 10367 ? pkgSetting.sharedUser.name : "<nothing>") 10368 + " to " 10369 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10370 + "; replacing with new"); 10371 pkgSetting = null; 10372 } 10373 10374 String[] usesStaticLibraries = null; 10375 if (pkg.usesStaticLibraries != null) { 10376 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10377 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10378 } 10379 final boolean createNewPackage = (pkgSetting == null); 10380 if (createNewPackage) { 10381 final String parentPackageName = (pkg.parentPackage != null) 10382 ? pkg.parentPackage.packageName : null; 10383 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10384 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10385 // REMOVE SharedUserSetting from method; update in a separate call 10386 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10387 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10388 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10389 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10390 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10391 user, true /*allowInstall*/, instantApp, virtualPreload, 10392 parentPackageName, pkg.getChildPackageNames(), 10393 UserManagerService.getInstance(), usesStaticLibraries, 10394 pkg.usesStaticLibrariesVersions); 10395 } else { 10396 // REMOVE SharedUserSetting from method; update in a separate call. 10397 // 10398 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10399 // secondaryCpuAbi are not known at this point so we always update them 10400 // to null here, only to reset them at a later point. 10401 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10402 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10403 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10404 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10405 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10406 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10407 } 10408 if (createNewPackage && originalPkgSetting != null) { 10409 // This is the initial transition from the original package, so, 10410 // fix up the new package's name now. We must do this after looking 10411 // up the package under its new name, so getPackageLP takes care of 10412 // fiddling things correctly. 10413 pkg.setPackageName(originalPkgSetting.name); 10414 10415 // File a report about this. 10416 String msg = "New package " + pkgSetting.realName 10417 + " renamed to replace old package " + pkgSetting.name; 10418 reportSettingsProblem(Log.WARN, msg); 10419 } 10420 10421 if (disabledPkgSetting != null) { 10422 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10423 } 10424 10425 // Apps which share a sharedUserId must be placed in the same selinux domain. If this 10426 // package is the first app installed as this shared user, set seInfoTargetSdkVersion to its 10427 // targetSdkVersion. These are later adjusted in PackageManagerService's constructor to be 10428 // the lowest targetSdkVersion of all apps within the shared user, which corresponds to the 10429 // least restrictive selinux domain. 10430 // NOTE: As new packages are installed / updated, the shared user's seinfoTargetSdkVersion 10431 // will NOT be modified until next boot, even if a lower targetSdkVersion is used. This 10432 // ensures that all packages continue to run in the same selinux domain. 10433 final int targetSdkVersion = 10434 ((sharedUserSetting != null) && (sharedUserSetting.packages.size() != 0)) ? 10435 sharedUserSetting.seInfoTargetSdkVersion : pkg.applicationInfo.targetSdkVersion; 10436 // TODO(b/71593002): isPrivileged for sharedUser and appInfo should never be out of sync. 10437 // They currently can be if the sharedUser apps are signed with the platform key. 10438 final boolean isPrivileged = (sharedUserSetting != null) ? 10439 sharedUserSetting.isPrivileged() | pkg.isPrivileged() : pkg.isPrivileged(); 10440 10441 pkg.applicationInfo.seInfo = SELinuxMMAC.getSeInfo(pkg, isPrivileged, 10442 pkg.applicationInfo.targetSandboxVersion, targetSdkVersion); 10443 10444 pkg.mExtras = pkgSetting; 10445 pkg.applicationInfo.processName = fixProcessName( 10446 pkg.applicationInfo.packageName, 10447 pkg.applicationInfo.processName); 10448 10449 if (!isPlatformPackage) { 10450 // Get all of our default paths setup 10451 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10452 } 10453 10454 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10455 10456 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10457 if (needToDeriveAbi) { 10458 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10459 final boolean extractNativeLibs = !pkg.isLibrary(); 10460 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10461 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10462 10463 // Some system apps still use directory structure for native libraries 10464 // in which case we might end up not detecting abi solely based on apk 10465 // structure. Try to detect abi based on directory structure. 10466 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10467 pkg.applicationInfo.primaryCpuAbi == null) { 10468 setBundledAppAbisAndRoots(pkg, pkgSetting); 10469 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10470 } 10471 } else { 10472 // This is not a first boot or an upgrade, don't bother deriving the 10473 // ABI during the scan. Instead, trust the value that was stored in the 10474 // package setting. 10475 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10476 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10477 10478 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10479 10480 if (DEBUG_ABI_SELECTION) { 10481 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10482 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10483 pkg.applicationInfo.secondaryCpuAbi); 10484 } 10485 } 10486 } else { 10487 if ((scanFlags & SCAN_MOVE) != 0) { 10488 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10489 // but we already have this packages package info in the PackageSetting. We just 10490 // use that and derive the native library path based on the new codepath. 10491 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10492 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10493 } 10494 10495 // Set native library paths again. For moves, the path will be updated based on the 10496 // ABIs we've determined above. For non-moves, the path will be updated based on the 10497 // ABIs we determined during compilation, but the path will depend on the final 10498 // package path (after the rename away from the stage path). 10499 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10500 } 10501 10502 // This is a special case for the "system" package, where the ABI is 10503 // dictated by the zygote configuration (and init.rc). We should keep track 10504 // of this ABI so that we can deal with "normal" applications that run under 10505 // the same UID correctly. 10506 if (isPlatformPackage) { 10507 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10508 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10509 } 10510 10511 // If there's a mismatch between the abi-override in the package setting 10512 // and the abiOverride specified for the install. Warn about this because we 10513 // would've already compiled the app without taking the package setting into 10514 // account. 10515 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10516 if (cpuAbiOverride == null && pkg.packageName != null) { 10517 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10518 " for package " + pkg.packageName); 10519 } 10520 } 10521 10522 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10523 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10524 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10525 10526 // Copy the derived override back to the parsed package, so that we can 10527 // update the package settings accordingly. 10528 pkg.cpuAbiOverride = cpuAbiOverride; 10529 10530 if (DEBUG_ABI_SELECTION) { 10531 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10532 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10533 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10534 } 10535 10536 // Push the derived path down into PackageSettings so we know what to 10537 // clean up at uninstall time. 10538 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10539 10540 if (DEBUG_ABI_SELECTION) { 10541 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10542 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10543 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10544 } 10545 10546 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10547 // We don't do this here during boot because we can do it all 10548 // at once after scanning all existing packages. 10549 // 10550 // We also do this *before* we perform dexopt on this package, so that 10551 // we can avoid redundant dexopts, and also to make sure we've got the 10552 // code and package path correct. 10553 changedAbiCodePath = 10554 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10555 } 10556 10557 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10558 android.Manifest.permission.FACTORY_TEST)) { 10559 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10560 } 10561 10562 if (isSystemApp(pkg)) { 10563 pkgSetting.isOrphaned = true; 10564 } 10565 10566 // Take care of first install / last update times. 10567 final long scanFileTime = getLastModifiedTime(pkg); 10568 if (currentTime != 0) { 10569 if (pkgSetting.firstInstallTime == 0) { 10570 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10571 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10572 pkgSetting.lastUpdateTime = currentTime; 10573 } 10574 } else if (pkgSetting.firstInstallTime == 0) { 10575 // We need *something*. Take time time stamp of the file. 10576 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10577 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10578 if (scanFileTime != pkgSetting.timeStamp) { 10579 // A package on the system image has changed; consider this 10580 // to be an update. 10581 pkgSetting.lastUpdateTime = scanFileTime; 10582 } 10583 } 10584 pkgSetting.setTimeStamp(scanFileTime); 10585 10586 pkgSetting.pkg = pkg; 10587 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10588 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10589 pkgSetting.versionCode = pkg.getLongVersionCode(); 10590 } 10591 // Update volume if needed 10592 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10593 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10594 Slog.i(PackageManagerService.TAG, 10595 "Update" + (pkgSetting.isSystem() ? " system" : "") 10596 + " package " + pkg.packageName 10597 + " volume from " + pkgSetting.volumeUuid 10598 + " to " + volumeUuid); 10599 pkgSetting.volumeUuid = volumeUuid; 10600 } 10601 10602 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10603 } 10604 10605 /** 10606 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10607 */ 10608 private static boolean apkHasCode(String fileName) { 10609 StrictJarFile jarFile = null; 10610 try { 10611 jarFile = new StrictJarFile(fileName, 10612 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10613 return jarFile.findEntry("classes.dex") != null; 10614 } catch (IOException ignore) { 10615 } finally { 10616 try { 10617 if (jarFile != null) { 10618 jarFile.close(); 10619 } 10620 } catch (IOException ignore) {} 10621 } 10622 return false; 10623 } 10624 10625 /** 10626 * Enforces code policy for the package. This ensures that if an APK has 10627 * declared hasCode="true" in its manifest that the APK actually contains 10628 * code. 10629 * 10630 * @throws PackageManagerException If bytecode could not be found when it should exist 10631 */ 10632 private static void assertCodePolicy(PackageParser.Package pkg) 10633 throws PackageManagerException { 10634 final boolean shouldHaveCode = 10635 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10636 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10637 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10638 "Package " + pkg.baseCodePath + " code is missing"); 10639 } 10640 10641 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10642 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10643 final boolean splitShouldHaveCode = 10644 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10645 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10646 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10647 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10648 } 10649 } 10650 } 10651 } 10652 10653 /** 10654 * Applies policy to the parsed package based upon the given policy flags. 10655 * Ensures the package is in a good state. 10656 * <p> 10657 * Implementation detail: This method must NOT have any side effect. It would 10658 * ideally be static, but, it requires locks to read system state. 10659 */ 10660 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10661 final @ScanFlags int scanFlags) { 10662 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10663 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10664 if (pkg.applicationInfo.isDirectBootAware()) { 10665 // we're direct boot aware; set for all components 10666 for (PackageParser.Service s : pkg.services) { 10667 s.info.encryptionAware = s.info.directBootAware = true; 10668 } 10669 for (PackageParser.Provider p : pkg.providers) { 10670 p.info.encryptionAware = p.info.directBootAware = true; 10671 } 10672 for (PackageParser.Activity a : pkg.activities) { 10673 a.info.encryptionAware = a.info.directBootAware = true; 10674 } 10675 for (PackageParser.Activity r : pkg.receivers) { 10676 r.info.encryptionAware = r.info.directBootAware = true; 10677 } 10678 } 10679 if (compressedFileExists(pkg.codePath)) { 10680 pkg.isStub = true; 10681 } 10682 } else { 10683 // non system apps can't be flagged as core 10684 pkg.coreApp = false; 10685 // clear flags not applicable to regular apps 10686 pkg.applicationInfo.flags &= 10687 ~ApplicationInfo.FLAG_PERSISTENT; 10688 pkg.applicationInfo.privateFlags &= 10689 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10690 pkg.applicationInfo.privateFlags &= 10691 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10692 // cap permission priorities 10693 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10694 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10695 pkg.permissionGroups.get(i).info.priority = 0; 10696 } 10697 } 10698 } 10699 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10700 // clear protected broadcasts 10701 pkg.protectedBroadcasts = null; 10702 // ignore export request for single user receivers 10703 if (pkg.receivers != null) { 10704 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10705 final PackageParser.Activity receiver = pkg.receivers.get(i); 10706 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10707 receiver.info.exported = false; 10708 } 10709 } 10710 } 10711 // ignore export request for single user services 10712 if (pkg.services != null) { 10713 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10714 final PackageParser.Service service = pkg.services.get(i); 10715 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10716 service.info.exported = false; 10717 } 10718 } 10719 } 10720 // ignore export request for single user providers 10721 if (pkg.providers != null) { 10722 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10723 final PackageParser.Provider provider = pkg.providers.get(i); 10724 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10725 provider.info.exported = false; 10726 } 10727 } 10728 } 10729 } 10730 10731 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10732 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10733 } 10734 10735 if ((scanFlags & SCAN_AS_OEM) != 0) { 10736 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10737 } 10738 10739 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10740 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10741 } 10742 10743 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10744 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10745 } 10746 10747 if (!isSystemApp(pkg)) { 10748 // Only system apps can use these features. 10749 pkg.mOriginalPackages = null; 10750 pkg.mRealPackage = null; 10751 pkg.mAdoptPermissions = null; 10752 } 10753 } 10754 10755 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10756 throws PackageManagerException { 10757 if (object == null) { 10758 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10759 } 10760 return object; 10761 } 10762 10763 /** 10764 * Asserts the parsed package is valid according to the given policy. If the 10765 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10766 * <p> 10767 * Implementation detail: This method must NOT have any side effects. It would 10768 * ideally be static, but, it requires locks to read system state. 10769 * 10770 * @throws PackageManagerException If the package fails any of the validation checks 10771 */ 10772 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10773 final @ScanFlags int scanFlags) 10774 throws PackageManagerException { 10775 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10776 assertCodePolicy(pkg); 10777 } 10778 10779 if (pkg.applicationInfo.getCodePath() == null || 10780 pkg.applicationInfo.getResourcePath() == null) { 10781 // Bail out. The resource and code paths haven't been set. 10782 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10783 "Code and resource paths haven't been set correctly"); 10784 } 10785 10786 // Make sure we're not adding any bogus keyset info 10787 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10788 ksms.assertScannedPackageValid(pkg); 10789 10790 synchronized (mPackages) { 10791 // The special "android" package can only be defined once 10792 if (pkg.packageName.equals("android")) { 10793 if (mAndroidApplication != null) { 10794 Slog.w(TAG, "*************************************************"); 10795 Slog.w(TAG, "Core android package being redefined. Skipping."); 10796 Slog.w(TAG, " codePath=" + pkg.codePath); 10797 Slog.w(TAG, "*************************************************"); 10798 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10799 "Core android package being redefined. Skipping."); 10800 } 10801 } 10802 10803 // A package name must be unique; don't allow duplicates 10804 if (mPackages.containsKey(pkg.packageName)) { 10805 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10806 "Application package " + pkg.packageName 10807 + " already installed. Skipping duplicate."); 10808 } 10809 10810 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10811 // Static libs have a synthetic package name containing the version 10812 // but we still want the base name to be unique. 10813 if (mPackages.containsKey(pkg.manifestPackageName)) { 10814 throw new PackageManagerException( 10815 "Duplicate static shared lib provider package"); 10816 } 10817 10818 // Static shared libraries should have at least O target SDK 10819 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10820 throw new PackageManagerException( 10821 "Packages declaring static-shared libs must target O SDK or higher"); 10822 } 10823 10824 // Package declaring static a shared lib cannot be instant apps 10825 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10826 throw new PackageManagerException( 10827 "Packages declaring static-shared libs cannot be instant apps"); 10828 } 10829 10830 // Package declaring static a shared lib cannot be renamed since the package 10831 // name is synthetic and apps can't code around package manager internals. 10832 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10833 throw new PackageManagerException( 10834 "Packages declaring static-shared libs cannot be renamed"); 10835 } 10836 10837 // Package declaring static a shared lib cannot declare child packages 10838 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10839 throw new PackageManagerException( 10840 "Packages declaring static-shared libs cannot have child packages"); 10841 } 10842 10843 // Package declaring static a shared lib cannot declare dynamic libs 10844 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10845 throw new PackageManagerException( 10846 "Packages declaring static-shared libs cannot declare dynamic libs"); 10847 } 10848 10849 // Package declaring static a shared lib cannot declare shared users 10850 if (pkg.mSharedUserId != null) { 10851 throw new PackageManagerException( 10852 "Packages declaring static-shared libs cannot declare shared users"); 10853 } 10854 10855 // Static shared libs cannot declare activities 10856 if (!pkg.activities.isEmpty()) { 10857 throw new PackageManagerException( 10858 "Static shared libs cannot declare activities"); 10859 } 10860 10861 // Static shared libs cannot declare services 10862 if (!pkg.services.isEmpty()) { 10863 throw new PackageManagerException( 10864 "Static shared libs cannot declare services"); 10865 } 10866 10867 // Static shared libs cannot declare providers 10868 if (!pkg.providers.isEmpty()) { 10869 throw new PackageManagerException( 10870 "Static shared libs cannot declare content providers"); 10871 } 10872 10873 // Static shared libs cannot declare receivers 10874 if (!pkg.receivers.isEmpty()) { 10875 throw new PackageManagerException( 10876 "Static shared libs cannot declare broadcast receivers"); 10877 } 10878 10879 // Static shared libs cannot declare permission groups 10880 if (!pkg.permissionGroups.isEmpty()) { 10881 throw new PackageManagerException( 10882 "Static shared libs cannot declare permission groups"); 10883 } 10884 10885 // Static shared libs cannot declare permissions 10886 if (!pkg.permissions.isEmpty()) { 10887 throw new PackageManagerException( 10888 "Static shared libs cannot declare permissions"); 10889 } 10890 10891 // Static shared libs cannot declare protected broadcasts 10892 if (pkg.protectedBroadcasts != null) { 10893 throw new PackageManagerException( 10894 "Static shared libs cannot declare protected broadcasts"); 10895 } 10896 10897 // Static shared libs cannot be overlay targets 10898 if (pkg.mOverlayTarget != null) { 10899 throw new PackageManagerException( 10900 "Static shared libs cannot be overlay targets"); 10901 } 10902 10903 // The version codes must be ordered as lib versions 10904 long minVersionCode = Long.MIN_VALUE; 10905 long maxVersionCode = Long.MAX_VALUE; 10906 10907 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10908 pkg.staticSharedLibName); 10909 if (versionedLib != null) { 10910 final int versionCount = versionedLib.size(); 10911 for (int i = 0; i < versionCount; i++) { 10912 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10913 final long libVersionCode = libInfo.getDeclaringPackage() 10914 .getLongVersionCode(); 10915 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10916 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10917 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10918 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10919 } else { 10920 minVersionCode = maxVersionCode = libVersionCode; 10921 break; 10922 } 10923 } 10924 } 10925 if (pkg.getLongVersionCode() < minVersionCode 10926 || pkg.getLongVersionCode() > maxVersionCode) { 10927 throw new PackageManagerException("Static shared" 10928 + " lib version codes must be ordered as lib versions"); 10929 } 10930 } 10931 10932 // Only privileged apps and updated privileged apps can add child packages. 10933 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10934 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10935 throw new PackageManagerException("Only privileged apps can add child " 10936 + "packages. Ignoring package " + pkg.packageName); 10937 } 10938 final int childCount = pkg.childPackages.size(); 10939 for (int i = 0; i < childCount; i++) { 10940 PackageParser.Package childPkg = pkg.childPackages.get(i); 10941 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10942 childPkg.packageName)) { 10943 throw new PackageManagerException("Can't override child of " 10944 + "another disabled app. Ignoring package " + pkg.packageName); 10945 } 10946 } 10947 } 10948 10949 // If we're only installing presumed-existing packages, require that the 10950 // scanned APK is both already known and at the path previously established 10951 // for it. Previously unknown packages we pick up normally, but if we have an 10952 // a priori expectation about this package's install presence, enforce it. 10953 // With a singular exception for new system packages. When an OTA contains 10954 // a new system package, we allow the codepath to change from a system location 10955 // to the user-installed location. If we don't allow this change, any newer, 10956 // user-installed version of the application will be ignored. 10957 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10958 if (mExpectingBetter.containsKey(pkg.packageName)) { 10959 logCriticalInfo(Log.WARN, 10960 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10961 } else { 10962 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10963 if (known != null) { 10964 if (DEBUG_PACKAGE_SCANNING) { 10965 Log.d(TAG, "Examining " + pkg.codePath 10966 + " and requiring known paths " + known.codePathString 10967 + " & " + known.resourcePathString); 10968 } 10969 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10970 || !pkg.applicationInfo.getResourcePath().equals( 10971 known.resourcePathString)) { 10972 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10973 "Application package " + pkg.packageName 10974 + " found at " + pkg.applicationInfo.getCodePath() 10975 + " but expected at " + known.codePathString 10976 + "; ignoring."); 10977 } 10978 } else { 10979 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10980 "Application package " + pkg.packageName 10981 + " not found; ignoring."); 10982 } 10983 } 10984 } 10985 10986 // Verify that this new package doesn't have any content providers 10987 // that conflict with existing packages. Only do this if the 10988 // package isn't already installed, since we don't want to break 10989 // things that are installed. 10990 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10991 final int N = pkg.providers.size(); 10992 int i; 10993 for (i=0; i<N; i++) { 10994 PackageParser.Provider p = pkg.providers.get(i); 10995 if (p.info.authority != null) { 10996 String names[] = p.info.authority.split(";"); 10997 for (int j = 0; j < names.length; j++) { 10998 if (mProvidersByAuthority.containsKey(names[j])) { 10999 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11000 final String otherPackageName = 11001 ((other != null && other.getComponentName() != null) ? 11002 other.getComponentName().getPackageName() : "?"); 11003 throw new PackageManagerException( 11004 INSTALL_FAILED_CONFLICTING_PROVIDER, 11005 "Can't install because provider name " + names[j] 11006 + " (in package " + pkg.applicationInfo.packageName 11007 + ") is already used by " + otherPackageName); 11008 } 11009 } 11010 } 11011 } 11012 } 11013 11014 // Verify that packages sharing a user with a privileged app are marked as privileged. 11015 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 11016 SharedUserSetting sharedUserSetting = null; 11017 try { 11018 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 11019 } catch (PackageManagerException ignore) {} 11020 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 11021 // Exempt SharedUsers signed with the platform key. 11022 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 11023 if ((platformPkgSetting.signatures.mSigningDetails 11024 != PackageParser.SigningDetails.UNKNOWN) 11025 && (compareSignatures( 11026 platformPkgSetting.signatures.mSigningDetails.signatures, 11027 pkg.mSigningDetails.signatures) 11028 != PackageManager.SIGNATURE_MATCH)) { 11029 throw new PackageManagerException("Apps that share a user with a " + 11030 "privileged app must themselves be marked as privileged. " + 11031 pkg.packageName + " shares privileged user " + 11032 pkg.mSharedUserId + "."); 11033 } 11034 } 11035 } 11036 11037 // Apply policies specific for runtime resource overlays (RROs). 11038 if (pkg.mOverlayTarget != null) { 11039 // System overlays have some restrictions on their use of the 'static' state. 11040 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 11041 // We are scanning a system overlay. This can be the first scan of the 11042 // system/vendor/oem partition, or an update to the system overlay. 11043 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 11044 // This must be an update to a system overlay. 11045 final PackageSetting previousPkg = assertNotNull( 11046 mSettings.getPackageLPr(pkg.packageName), 11047 "previous package state not present"); 11048 11049 // Static overlays cannot be updated. 11050 if (previousPkg.pkg.mOverlayIsStatic) { 11051 throw new PackageManagerException("Overlay " + pkg.packageName + 11052 " is static and cannot be upgraded."); 11053 // Non-static overlays cannot be converted to static overlays. 11054 } else if (pkg.mOverlayIsStatic) { 11055 throw new PackageManagerException("Overlay " + pkg.packageName + 11056 " cannot be upgraded into a static overlay."); 11057 } 11058 } 11059 } else { 11060 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11061 if (pkg.mOverlayIsStatic) { 11062 throw new PackageManagerException("Overlay " + pkg.packageName + 11063 " is static but not pre-installed."); 11064 } 11065 11066 // The only case where we allow installation of a non-system overlay is when 11067 // its signature is signed with the platform certificate. 11068 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11069 if ((platformPkgSetting.signatures.mSigningDetails 11070 != PackageParser.SigningDetails.UNKNOWN) 11071 && (compareSignatures( 11072 platformPkgSetting.signatures.mSigningDetails.signatures, 11073 pkg.mSigningDetails.signatures) 11074 != PackageManager.SIGNATURE_MATCH)) { 11075 throw new PackageManagerException("Overlay " + pkg.packageName + 11076 " must be signed with the platform certificate."); 11077 } 11078 } 11079 } 11080 } 11081 } 11082 11083 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11084 int type, String declaringPackageName, long declaringVersionCode) { 11085 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11086 if (versionedLib == null) { 11087 versionedLib = new LongSparseArray<>(); 11088 mSharedLibraries.put(name, versionedLib); 11089 if (type == SharedLibraryInfo.TYPE_STATIC) { 11090 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11091 } 11092 } else if (versionedLib.indexOfKey(version) >= 0) { 11093 return false; 11094 } 11095 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11096 version, type, declaringPackageName, declaringVersionCode); 11097 versionedLib.put(version, libEntry); 11098 return true; 11099 } 11100 11101 private boolean removeSharedLibraryLPw(String name, long version) { 11102 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11103 if (versionedLib == null) { 11104 return false; 11105 } 11106 final int libIdx = versionedLib.indexOfKey(version); 11107 if (libIdx < 0) { 11108 return false; 11109 } 11110 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11111 versionedLib.remove(version); 11112 if (versionedLib.size() <= 0) { 11113 mSharedLibraries.remove(name); 11114 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11115 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11116 .getPackageName()); 11117 } 11118 } 11119 return true; 11120 } 11121 11122 /** 11123 * Adds a scanned package to the system. When this method is finished, the package will 11124 * be available for query, resolution, etc... 11125 */ 11126 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11127 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11128 final String pkgName = pkg.packageName; 11129 if (mCustomResolverComponentName != null && 11130 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11131 setUpCustomResolverActivity(pkg); 11132 } 11133 11134 if (pkg.packageName.equals("android")) { 11135 synchronized (mPackages) { 11136 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11137 // Set up information for our fall-back user intent resolution activity. 11138 mPlatformPackage = pkg; 11139 pkg.mVersionCode = mSdkVersion; 11140 pkg.mVersionCodeMajor = 0; 11141 mAndroidApplication = pkg.applicationInfo; 11142 if (!mResolverReplaced) { 11143 mResolveActivity.applicationInfo = mAndroidApplication; 11144 mResolveActivity.name = ResolverActivity.class.getName(); 11145 mResolveActivity.packageName = mAndroidApplication.packageName; 11146 mResolveActivity.processName = "system:ui"; 11147 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11148 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11149 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11150 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11151 mResolveActivity.exported = true; 11152 mResolveActivity.enabled = true; 11153 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11154 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11155 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11156 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11157 | ActivityInfo.CONFIG_ORIENTATION 11158 | ActivityInfo.CONFIG_KEYBOARD 11159 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11160 mResolveInfo.activityInfo = mResolveActivity; 11161 mResolveInfo.priority = 0; 11162 mResolveInfo.preferredOrder = 0; 11163 mResolveInfo.match = 0; 11164 mResolveComponentName = new ComponentName( 11165 mAndroidApplication.packageName, mResolveActivity.name); 11166 } 11167 } 11168 } 11169 } 11170 11171 ArrayList<PackageParser.Package> clientLibPkgs = null; 11172 // writer 11173 synchronized (mPackages) { 11174 boolean hasStaticSharedLibs = false; 11175 11176 // Any app can add new static shared libraries 11177 if (pkg.staticSharedLibName != null) { 11178 // Static shared libs don't allow renaming as they have synthetic package 11179 // names to allow install of multiple versions, so use name from manifest. 11180 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11181 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11182 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11183 hasStaticSharedLibs = true; 11184 } else { 11185 Slog.w(TAG, "Package " + pkg.packageName + " library " 11186 + pkg.staticSharedLibName + " already exists; skipping"); 11187 } 11188 // Static shared libs cannot be updated once installed since they 11189 // use synthetic package name which includes the version code, so 11190 // not need to update other packages's shared lib dependencies. 11191 } 11192 11193 if (!hasStaticSharedLibs 11194 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11195 // Only system apps can add new dynamic shared libraries. 11196 if (pkg.libraryNames != null) { 11197 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11198 String name = pkg.libraryNames.get(i); 11199 boolean allowed = false; 11200 if (pkg.isUpdatedSystemApp()) { 11201 // New library entries can only be added through the 11202 // system image. This is important to get rid of a lot 11203 // of nasty edge cases: for example if we allowed a non- 11204 // system update of the app to add a library, then uninstalling 11205 // the update would make the library go away, and assumptions 11206 // we made such as through app install filtering would now 11207 // have allowed apps on the device which aren't compatible 11208 // with it. Better to just have the restriction here, be 11209 // conservative, and create many fewer cases that can negatively 11210 // impact the user experience. 11211 final PackageSetting sysPs = mSettings 11212 .getDisabledSystemPkgLPr(pkg.packageName); 11213 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11214 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11215 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11216 allowed = true; 11217 break; 11218 } 11219 } 11220 } 11221 } else { 11222 allowed = true; 11223 } 11224 if (allowed) { 11225 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11226 SharedLibraryInfo.VERSION_UNDEFINED, 11227 SharedLibraryInfo.TYPE_DYNAMIC, 11228 pkg.packageName, pkg.getLongVersionCode())) { 11229 Slog.w(TAG, "Package " + pkg.packageName + " library " 11230 + name + " already exists; skipping"); 11231 } 11232 } else { 11233 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11234 + name + " that is not declared on system image; skipping"); 11235 } 11236 } 11237 11238 if ((scanFlags & SCAN_BOOTING) == 0) { 11239 // If we are not booting, we need to update any applications 11240 // that are clients of our shared library. If we are booting, 11241 // this will all be done once the scan is complete. 11242 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11243 } 11244 } 11245 } 11246 } 11247 11248 if ((scanFlags & SCAN_BOOTING) != 0) { 11249 // No apps can run during boot scan, so they don't need to be frozen 11250 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11251 // Caller asked to not kill app, so it's probably not frozen 11252 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11253 // Caller asked us to ignore frozen check for some reason; they 11254 // probably didn't know the package name 11255 } else { 11256 // We're doing major surgery on this package, so it better be frozen 11257 // right now to keep it from launching 11258 checkPackageFrozen(pkgName); 11259 } 11260 11261 // Also need to kill any apps that are dependent on the library. 11262 if (clientLibPkgs != null) { 11263 for (int i=0; i<clientLibPkgs.size(); i++) { 11264 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11265 killApplication(clientPkg.applicationInfo.packageName, 11266 clientPkg.applicationInfo.uid, "update lib"); 11267 } 11268 } 11269 11270 // writer 11271 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11272 11273 synchronized (mPackages) { 11274 // We don't expect installation to fail beyond this point 11275 11276 // Add the new setting to mSettings 11277 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11278 // Add the new setting to mPackages 11279 mPackages.put(pkg.applicationInfo.packageName, pkg); 11280 // Make sure we don't accidentally delete its data. 11281 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11282 while (iter.hasNext()) { 11283 PackageCleanItem item = iter.next(); 11284 if (pkgName.equals(item.packageName)) { 11285 iter.remove(); 11286 } 11287 } 11288 11289 // Add the package's KeySets to the global KeySetManagerService 11290 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11291 ksms.addScannedPackageLPw(pkg); 11292 11293 int N = pkg.providers.size(); 11294 StringBuilder r = null; 11295 int i; 11296 for (i=0; i<N; i++) { 11297 PackageParser.Provider p = pkg.providers.get(i); 11298 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11299 p.info.processName); 11300 mProviders.addProvider(p); 11301 p.syncable = p.info.isSyncable; 11302 if (p.info.authority != null) { 11303 String names[] = p.info.authority.split(";"); 11304 p.info.authority = null; 11305 for (int j = 0; j < names.length; j++) { 11306 if (j == 1 && p.syncable) { 11307 // We only want the first authority for a provider to possibly be 11308 // syncable, so if we already added this provider using a different 11309 // authority clear the syncable flag. We copy the provider before 11310 // changing it because the mProviders object contains a reference 11311 // to a provider that we don't want to change. 11312 // Only do this for the second authority since the resulting provider 11313 // object can be the same for all future authorities for this provider. 11314 p = new PackageParser.Provider(p); 11315 p.syncable = false; 11316 } 11317 if (!mProvidersByAuthority.containsKey(names[j])) { 11318 mProvidersByAuthority.put(names[j], p); 11319 if (p.info.authority == null) { 11320 p.info.authority = names[j]; 11321 } else { 11322 p.info.authority = p.info.authority + ";" + names[j]; 11323 } 11324 if (DEBUG_PACKAGE_SCANNING) { 11325 if (chatty) 11326 Log.d(TAG, "Registered content provider: " + names[j] 11327 + ", className = " + p.info.name + ", isSyncable = " 11328 + p.info.isSyncable); 11329 } 11330 } else { 11331 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11332 Slog.w(TAG, "Skipping provider name " + names[j] + 11333 " (in package " + pkg.applicationInfo.packageName + 11334 "): name already used by " 11335 + ((other != null && other.getComponentName() != null) 11336 ? other.getComponentName().getPackageName() : "?")); 11337 } 11338 } 11339 } 11340 if (chatty) { 11341 if (r == null) { 11342 r = new StringBuilder(256); 11343 } else { 11344 r.append(' '); 11345 } 11346 r.append(p.info.name); 11347 } 11348 } 11349 if (r != null) { 11350 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11351 } 11352 11353 N = pkg.services.size(); 11354 r = null; 11355 for (i=0; i<N; i++) { 11356 PackageParser.Service s = pkg.services.get(i); 11357 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11358 s.info.processName); 11359 mServices.addService(s); 11360 if (chatty) { 11361 if (r == null) { 11362 r = new StringBuilder(256); 11363 } else { 11364 r.append(' '); 11365 } 11366 r.append(s.info.name); 11367 } 11368 } 11369 if (r != null) { 11370 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11371 } 11372 11373 N = pkg.receivers.size(); 11374 r = null; 11375 for (i=0; i<N; i++) { 11376 PackageParser.Activity a = pkg.receivers.get(i); 11377 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11378 a.info.processName); 11379 mReceivers.addActivity(a, "receiver"); 11380 if (chatty) { 11381 if (r == null) { 11382 r = new StringBuilder(256); 11383 } else { 11384 r.append(' '); 11385 } 11386 r.append(a.info.name); 11387 } 11388 } 11389 if (r != null) { 11390 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11391 } 11392 11393 N = pkg.activities.size(); 11394 r = null; 11395 for (i=0; i<N; i++) { 11396 PackageParser.Activity a = pkg.activities.get(i); 11397 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11398 a.info.processName); 11399 mActivities.addActivity(a, "activity"); 11400 if (chatty) { 11401 if (r == null) { 11402 r = new StringBuilder(256); 11403 } else { 11404 r.append(' '); 11405 } 11406 r.append(a.info.name); 11407 } 11408 } 11409 if (r != null) { 11410 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11411 } 11412 11413 // Don't allow ephemeral applications to define new permissions groups. 11414 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11415 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11416 + " ignored: instant apps cannot define new permission groups."); 11417 } else { 11418 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11419 } 11420 11421 // Don't allow ephemeral applications to define new permissions. 11422 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11423 Slog.w(TAG, "Permissions from package " + pkg.packageName 11424 + " ignored: instant apps cannot define new permissions."); 11425 } else { 11426 mPermissionManager.addAllPermissions(pkg, chatty); 11427 } 11428 11429 N = pkg.instrumentation.size(); 11430 r = null; 11431 for (i=0; i<N; i++) { 11432 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11433 a.info.packageName = pkg.applicationInfo.packageName; 11434 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11435 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11436 a.info.splitNames = pkg.splitNames; 11437 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11438 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11439 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11440 a.info.dataDir = pkg.applicationInfo.dataDir; 11441 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11442 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11443 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11444 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11445 mInstrumentation.put(a.getComponentName(), a); 11446 if (chatty) { 11447 if (r == null) { 11448 r = new StringBuilder(256); 11449 } else { 11450 r.append(' '); 11451 } 11452 r.append(a.info.name); 11453 } 11454 } 11455 if (r != null) { 11456 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11457 } 11458 11459 if (pkg.protectedBroadcasts != null) { 11460 N = pkg.protectedBroadcasts.size(); 11461 synchronized (mProtectedBroadcasts) { 11462 for (i = 0; i < N; i++) { 11463 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11464 } 11465 } 11466 } 11467 } 11468 11469 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11470 } 11471 11472 /** 11473 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11474 * is derived purely on the basis of the contents of {@code scanFile} and 11475 * {@code cpuAbiOverride}. 11476 * 11477 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11478 */ 11479 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11480 boolean extractLibs) 11481 throws PackageManagerException { 11482 // Give ourselves some initial paths; we'll come back for another 11483 // pass once we've determined ABI below. 11484 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11485 11486 // We would never need to extract libs for forward-locked and external packages, 11487 // since the container service will do it for us. We shouldn't attempt to 11488 // extract libs from system app when it was not updated. 11489 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11490 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11491 extractLibs = false; 11492 } 11493 11494 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11495 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11496 11497 NativeLibraryHelper.Handle handle = null; 11498 try { 11499 handle = NativeLibraryHelper.Handle.create(pkg); 11500 // TODO(multiArch): This can be null for apps that didn't go through the 11501 // usual installation process. We can calculate it again, like we 11502 // do during install time. 11503 // 11504 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11505 // unnecessary. 11506 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11507 11508 // Null out the abis so that they can be recalculated. 11509 pkg.applicationInfo.primaryCpuAbi = null; 11510 pkg.applicationInfo.secondaryCpuAbi = null; 11511 if (isMultiArch(pkg.applicationInfo)) { 11512 // Warn if we've set an abiOverride for multi-lib packages.. 11513 // By definition, we need to copy both 32 and 64 bit libraries for 11514 // such packages. 11515 if (pkg.cpuAbiOverride != null 11516 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11517 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11518 } 11519 11520 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11521 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11522 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11523 if (extractLibs) { 11524 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11525 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11526 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11527 useIsaSpecificSubdirs); 11528 } else { 11529 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11530 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11531 } 11532 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11533 } 11534 11535 // Shared library native code should be in the APK zip aligned 11536 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11537 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11538 "Shared library native lib extraction not supported"); 11539 } 11540 11541 maybeThrowExceptionForMultiArchCopy( 11542 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11543 11544 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11545 if (extractLibs) { 11546 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11547 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11548 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11549 useIsaSpecificSubdirs); 11550 } else { 11551 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11552 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11553 } 11554 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11555 } 11556 11557 maybeThrowExceptionForMultiArchCopy( 11558 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11559 11560 if (abi64 >= 0) { 11561 // Shared library native libs should be in the APK zip aligned 11562 if (extractLibs && pkg.isLibrary()) { 11563 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11564 "Shared library native lib extraction not supported"); 11565 } 11566 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11567 } 11568 11569 if (abi32 >= 0) { 11570 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11571 if (abi64 >= 0) { 11572 if (pkg.use32bitAbi) { 11573 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11574 pkg.applicationInfo.primaryCpuAbi = abi; 11575 } else { 11576 pkg.applicationInfo.secondaryCpuAbi = abi; 11577 } 11578 } else { 11579 pkg.applicationInfo.primaryCpuAbi = abi; 11580 } 11581 } 11582 } else { 11583 String[] abiList = (cpuAbiOverride != null) ? 11584 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11585 11586 // Enable gross and lame hacks for apps that are built with old 11587 // SDK tools. We must scan their APKs for renderscript bitcode and 11588 // not launch them if it's present. Don't bother checking on devices 11589 // that don't have 64 bit support. 11590 boolean needsRenderScriptOverride = false; 11591 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11592 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11593 abiList = Build.SUPPORTED_32_BIT_ABIS; 11594 needsRenderScriptOverride = true; 11595 } 11596 11597 final int copyRet; 11598 if (extractLibs) { 11599 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11600 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11601 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11602 } else { 11603 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11604 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11605 } 11606 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11607 11608 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11609 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11610 "Error unpackaging native libs for app, errorCode=" + copyRet); 11611 } 11612 11613 if (copyRet >= 0) { 11614 // Shared libraries that have native libs must be multi-architecture 11615 if (pkg.isLibrary()) { 11616 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11617 "Shared library with native libs must be multiarch"); 11618 } 11619 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11620 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11621 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11622 } else if (needsRenderScriptOverride) { 11623 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11624 } 11625 } 11626 } catch (IOException ioe) { 11627 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11628 } finally { 11629 IoUtils.closeQuietly(handle); 11630 } 11631 11632 // Now that we've calculated the ABIs and determined if it's an internal app, 11633 // we will go ahead and populate the nativeLibraryPath. 11634 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11635 } 11636 11637 /** 11638 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11639 * i.e, so that all packages can be run inside a single process if required. 11640 * 11641 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11642 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11643 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11644 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11645 * updating a package that belongs to a shared user. 11646 * 11647 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11648 * adds unnecessary complexity. 11649 */ 11650 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11651 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11652 List<String> changedAbiCodePath = null; 11653 String requiredInstructionSet = null; 11654 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11655 requiredInstructionSet = VMRuntime.getInstructionSet( 11656 scannedPackage.applicationInfo.primaryCpuAbi); 11657 } 11658 11659 PackageSetting requirer = null; 11660 for (PackageSetting ps : packagesForUser) { 11661 // If packagesForUser contains scannedPackage, we skip it. This will happen 11662 // when scannedPackage is an update of an existing package. Without this check, 11663 // we will never be able to change the ABI of any package belonging to a shared 11664 // user, even if it's compatible with other packages. 11665 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11666 if (ps.primaryCpuAbiString == null) { 11667 continue; 11668 } 11669 11670 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11671 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11672 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11673 // this but there's not much we can do. 11674 String errorMessage = "Instruction set mismatch, " 11675 + ((requirer == null) ? "[caller]" : requirer) 11676 + " requires " + requiredInstructionSet + " whereas " + ps 11677 + " requires " + instructionSet; 11678 Slog.w(TAG, errorMessage); 11679 } 11680 11681 if (requiredInstructionSet == null) { 11682 requiredInstructionSet = instructionSet; 11683 requirer = ps; 11684 } 11685 } 11686 } 11687 11688 if (requiredInstructionSet != null) { 11689 String adjustedAbi; 11690 if (requirer != null) { 11691 // requirer != null implies that either scannedPackage was null or that scannedPackage 11692 // did not require an ABI, in which case we have to adjust scannedPackage to match 11693 // the ABI of the set (which is the same as requirer's ABI) 11694 adjustedAbi = requirer.primaryCpuAbiString; 11695 if (scannedPackage != null) { 11696 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11697 } 11698 } else { 11699 // requirer == null implies that we're updating all ABIs in the set to 11700 // match scannedPackage. 11701 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11702 } 11703 11704 for (PackageSetting ps : packagesForUser) { 11705 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11706 if (ps.primaryCpuAbiString != null) { 11707 continue; 11708 } 11709 11710 ps.primaryCpuAbiString = adjustedAbi; 11711 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11712 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11713 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11714 if (DEBUG_ABI_SELECTION) { 11715 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11716 + " (requirer=" 11717 + (requirer != null ? requirer.pkg : "null") 11718 + ", scannedPackage=" 11719 + (scannedPackage != null ? scannedPackage : "null") 11720 + ")"); 11721 } 11722 if (changedAbiCodePath == null) { 11723 changedAbiCodePath = new ArrayList<>(); 11724 } 11725 changedAbiCodePath.add(ps.codePathString); 11726 } 11727 } 11728 } 11729 } 11730 return changedAbiCodePath; 11731 } 11732 11733 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11734 synchronized (mPackages) { 11735 mResolverReplaced = true; 11736 // Set up information for custom user intent resolution activity. 11737 mResolveActivity.applicationInfo = pkg.applicationInfo; 11738 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11739 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11740 mResolveActivity.processName = pkg.applicationInfo.packageName; 11741 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11742 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11743 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11744 mResolveActivity.theme = 0; 11745 mResolveActivity.exported = true; 11746 mResolveActivity.enabled = true; 11747 mResolveInfo.activityInfo = mResolveActivity; 11748 mResolveInfo.priority = 0; 11749 mResolveInfo.preferredOrder = 0; 11750 mResolveInfo.match = 0; 11751 mResolveComponentName = mCustomResolverComponentName; 11752 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11753 mResolveComponentName); 11754 } 11755 } 11756 11757 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11758 if (installerActivity == null) { 11759 if (DEBUG_INSTANT) { 11760 Slog.d(TAG, "Clear ephemeral installer activity"); 11761 } 11762 mInstantAppInstallerActivity = null; 11763 return; 11764 } 11765 11766 if (DEBUG_INSTANT) { 11767 Slog.d(TAG, "Set ephemeral installer activity: " 11768 + installerActivity.getComponentName()); 11769 } 11770 // Set up information for ephemeral installer activity 11771 mInstantAppInstallerActivity = installerActivity; 11772 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11773 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11774 mInstantAppInstallerActivity.exported = true; 11775 mInstantAppInstallerActivity.enabled = true; 11776 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11777 mInstantAppInstallerInfo.priority = 1; 11778 mInstantAppInstallerInfo.preferredOrder = 1; 11779 mInstantAppInstallerInfo.isDefault = true; 11780 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11781 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11782 } 11783 11784 private static String calculateBundledApkRoot(final String codePathString) { 11785 final File codePath = new File(codePathString); 11786 final File codeRoot; 11787 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11788 codeRoot = Environment.getRootDirectory(); 11789 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11790 codeRoot = Environment.getOemDirectory(); 11791 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11792 codeRoot = Environment.getVendorDirectory(); 11793 } else if (FileUtils.contains(Environment.getOdmDirectory(), codePath)) { 11794 codeRoot = Environment.getOdmDirectory(); 11795 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11796 codeRoot = Environment.getProductDirectory(); 11797 } else { 11798 // Unrecognized code path; take its top real segment as the apk root: 11799 // e.g. /something/app/blah.apk => /something 11800 try { 11801 File f = codePath.getCanonicalFile(); 11802 File parent = f.getParentFile(); // non-null because codePath is a file 11803 File tmp; 11804 while ((tmp = parent.getParentFile()) != null) { 11805 f = parent; 11806 parent = tmp; 11807 } 11808 codeRoot = f; 11809 Slog.w(TAG, "Unrecognized code path " 11810 + codePath + " - using " + codeRoot); 11811 } catch (IOException e) { 11812 // Can't canonicalize the code path -- shenanigans? 11813 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11814 return Environment.getRootDirectory().getPath(); 11815 } 11816 } 11817 return codeRoot.getPath(); 11818 } 11819 11820 /** 11821 * Derive and set the location of native libraries for the given package, 11822 * which varies depending on where and how the package was installed. 11823 */ 11824 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11825 final ApplicationInfo info = pkg.applicationInfo; 11826 final String codePath = pkg.codePath; 11827 final File codeFile = new File(codePath); 11828 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11829 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11830 11831 info.nativeLibraryRootDir = null; 11832 info.nativeLibraryRootRequiresIsa = false; 11833 info.nativeLibraryDir = null; 11834 info.secondaryNativeLibraryDir = null; 11835 11836 if (isApkFile(codeFile)) { 11837 // Monolithic install 11838 if (bundledApp) { 11839 // If "/system/lib64/apkname" exists, assume that is the per-package 11840 // native library directory to use; otherwise use "/system/lib/apkname". 11841 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11842 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11843 getPrimaryInstructionSet(info)); 11844 11845 // This is a bundled system app so choose the path based on the ABI. 11846 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11847 // is just the default path. 11848 final String apkName = deriveCodePathName(codePath); 11849 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11850 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11851 apkName).getAbsolutePath(); 11852 11853 if (info.secondaryCpuAbi != null) { 11854 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11855 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11856 secondaryLibDir, apkName).getAbsolutePath(); 11857 } 11858 } else if (asecApp) { 11859 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11860 .getAbsolutePath(); 11861 } else { 11862 final String apkName = deriveCodePathName(codePath); 11863 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11864 .getAbsolutePath(); 11865 } 11866 11867 info.nativeLibraryRootRequiresIsa = false; 11868 info.nativeLibraryDir = info.nativeLibraryRootDir; 11869 } else { 11870 // Cluster install 11871 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11872 info.nativeLibraryRootRequiresIsa = true; 11873 11874 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11875 getPrimaryInstructionSet(info)).getAbsolutePath(); 11876 11877 if (info.secondaryCpuAbi != null) { 11878 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11879 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11880 } 11881 } 11882 } 11883 11884 /** 11885 * Calculate the abis and roots for a bundled app. These can uniquely 11886 * be determined from the contents of the system partition, i.e whether 11887 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11888 * of this information, and instead assume that the system was built 11889 * sensibly. 11890 */ 11891 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11892 PackageSetting pkgSetting) { 11893 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11894 11895 // If "/system/lib64/apkname" exists, assume that is the per-package 11896 // native library directory to use; otherwise use "/system/lib/apkname". 11897 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11898 setBundledAppAbi(pkg, apkRoot, apkName); 11899 // pkgSetting might be null during rescan following uninstall of updates 11900 // to a bundled app, so accommodate that possibility. The settings in 11901 // that case will be established later from the parsed package. 11902 // 11903 // If the settings aren't null, sync them up with what we've just derived. 11904 // note that apkRoot isn't stored in the package settings. 11905 if (pkgSetting != null) { 11906 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11907 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11908 } 11909 } 11910 11911 /** 11912 * Deduces the ABI of a bundled app and sets the relevant fields on the 11913 * parsed pkg object. 11914 * 11915 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11916 * under which system libraries are installed. 11917 * @param apkName the name of the installed package. 11918 */ 11919 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11920 final File codeFile = new File(pkg.codePath); 11921 11922 final boolean has64BitLibs; 11923 final boolean has32BitLibs; 11924 if (isApkFile(codeFile)) { 11925 // Monolithic install 11926 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11927 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11928 } else { 11929 // Cluster install 11930 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11931 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11932 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11933 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11934 has64BitLibs = (new File(rootDir, isa)).exists(); 11935 } else { 11936 has64BitLibs = false; 11937 } 11938 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11939 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11940 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11941 has32BitLibs = (new File(rootDir, isa)).exists(); 11942 } else { 11943 has32BitLibs = false; 11944 } 11945 } 11946 11947 if (has64BitLibs && !has32BitLibs) { 11948 // The package has 64 bit libs, but not 32 bit libs. Its primary 11949 // ABI should be 64 bit. We can safely assume here that the bundled 11950 // native libraries correspond to the most preferred ABI in the list. 11951 11952 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11953 pkg.applicationInfo.secondaryCpuAbi = null; 11954 } else if (has32BitLibs && !has64BitLibs) { 11955 // The package has 32 bit libs but not 64 bit libs. Its primary 11956 // ABI should be 32 bit. 11957 11958 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11959 pkg.applicationInfo.secondaryCpuAbi = null; 11960 } else if (has32BitLibs && has64BitLibs) { 11961 // The application has both 64 and 32 bit bundled libraries. We check 11962 // here that the app declares multiArch support, and warn if it doesn't. 11963 // 11964 // We will be lenient here and record both ABIs. The primary will be the 11965 // ABI that's higher on the list, i.e, a device that's configured to prefer 11966 // 64 bit apps will see a 64 bit primary ABI, 11967 11968 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11969 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11970 } 11971 11972 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11973 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11974 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11975 } else { 11976 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11977 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11978 } 11979 } else { 11980 pkg.applicationInfo.primaryCpuAbi = null; 11981 pkg.applicationInfo.secondaryCpuAbi = null; 11982 } 11983 } 11984 11985 private void killApplication(String pkgName, int appId, String reason) { 11986 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11987 } 11988 11989 private void killApplication(String pkgName, int appId, int userId, String reason) { 11990 // Request the ActivityManager to kill the process(only for existing packages) 11991 // so that we do not end up in a confused state while the user is still using the older 11992 // version of the application while the new one gets installed. 11993 final long token = Binder.clearCallingIdentity(); 11994 try { 11995 IActivityManager am = ActivityManager.getService(); 11996 if (am != null) { 11997 try { 11998 am.killApplication(pkgName, appId, userId, reason); 11999 } catch (RemoteException e) { 12000 } 12001 } 12002 } finally { 12003 Binder.restoreCallingIdentity(token); 12004 } 12005 } 12006 12007 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 12008 // Remove the parent package setting 12009 PackageSetting ps = (PackageSetting) pkg.mExtras; 12010 if (ps != null) { 12011 removePackageLI(ps, chatty); 12012 } 12013 // Remove the child package setting 12014 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12015 for (int i = 0; i < childCount; i++) { 12016 PackageParser.Package childPkg = pkg.childPackages.get(i); 12017 ps = (PackageSetting) childPkg.mExtras; 12018 if (ps != null) { 12019 removePackageLI(ps, chatty); 12020 } 12021 } 12022 } 12023 12024 void removePackageLI(PackageSetting ps, boolean chatty) { 12025 if (DEBUG_INSTALL) { 12026 if (chatty) 12027 Log.d(TAG, "Removing package " + ps.name); 12028 } 12029 12030 // writer 12031 synchronized (mPackages) { 12032 mPackages.remove(ps.name); 12033 final PackageParser.Package pkg = ps.pkg; 12034 if (pkg != null) { 12035 cleanPackageDataStructuresLILPw(pkg, chatty); 12036 } 12037 } 12038 } 12039 12040 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 12041 if (DEBUG_INSTALL) { 12042 if (chatty) 12043 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 12044 } 12045 12046 // writer 12047 synchronized (mPackages) { 12048 // Remove the parent package 12049 mPackages.remove(pkg.applicationInfo.packageName); 12050 cleanPackageDataStructuresLILPw(pkg, chatty); 12051 12052 // Remove the child packages 12053 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12054 for (int i = 0; i < childCount; i++) { 12055 PackageParser.Package childPkg = pkg.childPackages.get(i); 12056 mPackages.remove(childPkg.applicationInfo.packageName); 12057 cleanPackageDataStructuresLILPw(childPkg, chatty); 12058 } 12059 } 12060 } 12061 12062 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12063 int N = pkg.providers.size(); 12064 StringBuilder r = null; 12065 int i; 12066 for (i=0; i<N; i++) { 12067 PackageParser.Provider p = pkg.providers.get(i); 12068 mProviders.removeProvider(p); 12069 if (p.info.authority == null) { 12070 12071 /* There was another ContentProvider with this authority when 12072 * this app was installed so this authority is null, 12073 * Ignore it as we don't have to unregister the provider. 12074 */ 12075 continue; 12076 } 12077 String names[] = p.info.authority.split(";"); 12078 for (int j = 0; j < names.length; j++) { 12079 if (mProvidersByAuthority.get(names[j]) == p) { 12080 mProvidersByAuthority.remove(names[j]); 12081 if (DEBUG_REMOVE) { 12082 if (chatty) 12083 Log.d(TAG, "Unregistered content provider: " + names[j] 12084 + ", className = " + p.info.name + ", isSyncable = " 12085 + p.info.isSyncable); 12086 } 12087 } 12088 } 12089 if (DEBUG_REMOVE && chatty) { 12090 if (r == null) { 12091 r = new StringBuilder(256); 12092 } else { 12093 r.append(' '); 12094 } 12095 r.append(p.info.name); 12096 } 12097 } 12098 if (r != null) { 12099 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12100 } 12101 12102 N = pkg.services.size(); 12103 r = null; 12104 for (i=0; i<N; i++) { 12105 PackageParser.Service s = pkg.services.get(i); 12106 mServices.removeService(s); 12107 if (chatty) { 12108 if (r == null) { 12109 r = new StringBuilder(256); 12110 } else { 12111 r.append(' '); 12112 } 12113 r.append(s.info.name); 12114 } 12115 } 12116 if (r != null) { 12117 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12118 } 12119 12120 N = pkg.receivers.size(); 12121 r = null; 12122 for (i=0; i<N; i++) { 12123 PackageParser.Activity a = pkg.receivers.get(i); 12124 mReceivers.removeActivity(a, "receiver"); 12125 if (DEBUG_REMOVE && chatty) { 12126 if (r == null) { 12127 r = new StringBuilder(256); 12128 } else { 12129 r.append(' '); 12130 } 12131 r.append(a.info.name); 12132 } 12133 } 12134 if (r != null) { 12135 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12136 } 12137 12138 N = pkg.activities.size(); 12139 r = null; 12140 for (i=0; i<N; i++) { 12141 PackageParser.Activity a = pkg.activities.get(i); 12142 mActivities.removeActivity(a, "activity"); 12143 if (DEBUG_REMOVE && chatty) { 12144 if (r == null) { 12145 r = new StringBuilder(256); 12146 } else { 12147 r.append(' '); 12148 } 12149 r.append(a.info.name); 12150 } 12151 } 12152 if (r != null) { 12153 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12154 } 12155 12156 mPermissionManager.removeAllPermissions(pkg, chatty); 12157 12158 N = pkg.instrumentation.size(); 12159 r = null; 12160 for (i=0; i<N; i++) { 12161 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12162 mInstrumentation.remove(a.getComponentName()); 12163 if (DEBUG_REMOVE && chatty) { 12164 if (r == null) { 12165 r = new StringBuilder(256); 12166 } else { 12167 r.append(' '); 12168 } 12169 r.append(a.info.name); 12170 } 12171 } 12172 if (r != null) { 12173 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12174 } 12175 12176 r = null; 12177 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12178 // Only system apps can hold shared libraries. 12179 if (pkg.libraryNames != null) { 12180 for (i = 0; i < pkg.libraryNames.size(); i++) { 12181 String name = pkg.libraryNames.get(i); 12182 if (removeSharedLibraryLPw(name, 0)) { 12183 if (DEBUG_REMOVE && chatty) { 12184 if (r == null) { 12185 r = new StringBuilder(256); 12186 } else { 12187 r.append(' '); 12188 } 12189 r.append(name); 12190 } 12191 } 12192 } 12193 } 12194 } 12195 12196 r = null; 12197 12198 // Any package can hold static shared libraries. 12199 if (pkg.staticSharedLibName != null) { 12200 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12201 if (DEBUG_REMOVE && chatty) { 12202 if (r == null) { 12203 r = new StringBuilder(256); 12204 } else { 12205 r.append(' '); 12206 } 12207 r.append(pkg.staticSharedLibName); 12208 } 12209 } 12210 } 12211 12212 if (r != null) { 12213 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12214 } 12215 } 12216 12217 12218 final class ActivityIntentResolver 12219 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12220 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12221 boolean defaultOnly, int userId) { 12222 if (!sUserManager.exists(userId)) return null; 12223 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12224 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12225 } 12226 12227 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12228 int userId) { 12229 if (!sUserManager.exists(userId)) return null; 12230 mFlags = flags; 12231 return super.queryIntent(intent, resolvedType, 12232 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12233 userId); 12234 } 12235 12236 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12237 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12238 if (!sUserManager.exists(userId)) return null; 12239 if (packageActivities == null) { 12240 return null; 12241 } 12242 mFlags = flags; 12243 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12244 final int N = packageActivities.size(); 12245 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12246 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12247 12248 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12249 for (int i = 0; i < N; ++i) { 12250 intentFilters = packageActivities.get(i).intents; 12251 if (intentFilters != null && intentFilters.size() > 0) { 12252 PackageParser.ActivityIntentInfo[] array = 12253 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12254 intentFilters.toArray(array); 12255 listCut.add(array); 12256 } 12257 } 12258 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12259 } 12260 12261 /** 12262 * Finds a privileged activity that matches the specified activity names. 12263 */ 12264 private PackageParser.Activity findMatchingActivity( 12265 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12266 for (PackageParser.Activity sysActivity : activityList) { 12267 if (sysActivity.info.name.equals(activityInfo.name)) { 12268 return sysActivity; 12269 } 12270 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12271 return sysActivity; 12272 } 12273 if (sysActivity.info.targetActivity != null) { 12274 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12275 return sysActivity; 12276 } 12277 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12278 return sysActivity; 12279 } 12280 } 12281 } 12282 return null; 12283 } 12284 12285 public class IterGenerator<E> { 12286 public Iterator<E> generate(ActivityIntentInfo info) { 12287 return null; 12288 } 12289 } 12290 12291 public class ActionIterGenerator extends IterGenerator<String> { 12292 @Override 12293 public Iterator<String> generate(ActivityIntentInfo info) { 12294 return info.actionsIterator(); 12295 } 12296 } 12297 12298 public class CategoriesIterGenerator extends IterGenerator<String> { 12299 @Override 12300 public Iterator<String> generate(ActivityIntentInfo info) { 12301 return info.categoriesIterator(); 12302 } 12303 } 12304 12305 public class SchemesIterGenerator extends IterGenerator<String> { 12306 @Override 12307 public Iterator<String> generate(ActivityIntentInfo info) { 12308 return info.schemesIterator(); 12309 } 12310 } 12311 12312 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12313 @Override 12314 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12315 return info.authoritiesIterator(); 12316 } 12317 } 12318 12319 /** 12320 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12321 * MODIFIED. Do not pass in a list that should not be changed. 12322 */ 12323 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12324 IterGenerator<T> generator, Iterator<T> searchIterator) { 12325 // loop through the set of actions; every one must be found in the intent filter 12326 while (searchIterator.hasNext()) { 12327 // we must have at least one filter in the list to consider a match 12328 if (intentList.size() == 0) { 12329 break; 12330 } 12331 12332 final T searchAction = searchIterator.next(); 12333 12334 // loop through the set of intent filters 12335 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12336 while (intentIter.hasNext()) { 12337 final ActivityIntentInfo intentInfo = intentIter.next(); 12338 boolean selectionFound = false; 12339 12340 // loop through the intent filter's selection criteria; at least one 12341 // of them must match the searched criteria 12342 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12343 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12344 final T intentSelection = intentSelectionIter.next(); 12345 if (intentSelection != null && intentSelection.equals(searchAction)) { 12346 selectionFound = true; 12347 break; 12348 } 12349 } 12350 12351 // the selection criteria wasn't found in this filter's set; this filter 12352 // is not a potential match 12353 if (!selectionFound) { 12354 intentIter.remove(); 12355 } 12356 } 12357 } 12358 } 12359 12360 private boolean isProtectedAction(ActivityIntentInfo filter) { 12361 final Iterator<String> actionsIter = filter.actionsIterator(); 12362 while (actionsIter != null && actionsIter.hasNext()) { 12363 final String filterAction = actionsIter.next(); 12364 if (PROTECTED_ACTIONS.contains(filterAction)) { 12365 return true; 12366 } 12367 } 12368 return false; 12369 } 12370 12371 /** 12372 * Adjusts the priority of the given intent filter according to policy. 12373 * <p> 12374 * <ul> 12375 * <li>The priority for non privileged applications is capped to '0'</li> 12376 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12377 * <li>The priority for unbundled updates to privileged applications is capped to the 12378 * priority defined on the system partition</li> 12379 * </ul> 12380 * <p> 12381 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12382 * allowed to obtain any priority on any action. 12383 */ 12384 private void adjustPriority( 12385 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12386 // nothing to do; priority is fine as-is 12387 if (intent.getPriority() <= 0) { 12388 return; 12389 } 12390 12391 final ActivityInfo activityInfo = intent.activity.info; 12392 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12393 12394 final boolean privilegedApp = 12395 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12396 if (!privilegedApp) { 12397 // non-privileged applications can never define a priority >0 12398 if (DEBUG_FILTERS) { 12399 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12400 + " package: " + applicationInfo.packageName 12401 + " activity: " + intent.activity.className 12402 + " origPrio: " + intent.getPriority()); 12403 } 12404 intent.setPriority(0); 12405 return; 12406 } 12407 12408 if (systemActivities == null) { 12409 // the system package is not disabled; we're parsing the system partition 12410 if (isProtectedAction(intent)) { 12411 if (mDeferProtectedFilters) { 12412 // We can't deal with these just yet. No component should ever obtain a 12413 // >0 priority for a protected actions, with ONE exception -- the setup 12414 // wizard. The setup wizard, however, cannot be known until we're able to 12415 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12416 // until all intent filters have been processed. Chicken, meet egg. 12417 // Let the filter temporarily have a high priority and rectify the 12418 // priorities after all system packages have been scanned. 12419 mProtectedFilters.add(intent); 12420 if (DEBUG_FILTERS) { 12421 Slog.i(TAG, "Protected action; save for later;" 12422 + " package: " + applicationInfo.packageName 12423 + " activity: " + intent.activity.className 12424 + " origPrio: " + intent.getPriority()); 12425 } 12426 return; 12427 } else { 12428 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12429 Slog.i(TAG, "No setup wizard;" 12430 + " All protected intents capped to priority 0"); 12431 } 12432 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12433 if (DEBUG_FILTERS) { 12434 Slog.i(TAG, "Found setup wizard;" 12435 + " allow priority " + intent.getPriority() + ";" 12436 + " package: " + intent.activity.info.packageName 12437 + " activity: " + intent.activity.className 12438 + " priority: " + intent.getPriority()); 12439 } 12440 // setup wizard gets whatever it wants 12441 return; 12442 } 12443 if (DEBUG_FILTERS) { 12444 Slog.i(TAG, "Protected action; cap priority to 0;" 12445 + " package: " + intent.activity.info.packageName 12446 + " activity: " + intent.activity.className 12447 + " origPrio: " + intent.getPriority()); 12448 } 12449 intent.setPriority(0); 12450 return; 12451 } 12452 } 12453 // privileged apps on the system image get whatever priority they request 12454 return; 12455 } 12456 12457 // privileged app unbundled update ... try to find the same activity 12458 final PackageParser.Activity foundActivity = 12459 findMatchingActivity(systemActivities, activityInfo); 12460 if (foundActivity == null) { 12461 // this is a new activity; it cannot obtain >0 priority 12462 if (DEBUG_FILTERS) { 12463 Slog.i(TAG, "New activity; cap priority to 0;" 12464 + " package: " + applicationInfo.packageName 12465 + " activity: " + intent.activity.className 12466 + " origPrio: " + intent.getPriority()); 12467 } 12468 intent.setPriority(0); 12469 return; 12470 } 12471 12472 // found activity, now check for filter equivalence 12473 12474 // a shallow copy is enough; we modify the list, not its contents 12475 final List<ActivityIntentInfo> intentListCopy = 12476 new ArrayList<>(foundActivity.intents); 12477 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12478 12479 // find matching action subsets 12480 final Iterator<String> actionsIterator = intent.actionsIterator(); 12481 if (actionsIterator != null) { 12482 getIntentListSubset( 12483 intentListCopy, new ActionIterGenerator(), actionsIterator); 12484 if (intentListCopy.size() == 0) { 12485 // no more intents to match; we're not equivalent 12486 if (DEBUG_FILTERS) { 12487 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12488 + " package: " + applicationInfo.packageName 12489 + " activity: " + intent.activity.className 12490 + " origPrio: " + intent.getPriority()); 12491 } 12492 intent.setPriority(0); 12493 return; 12494 } 12495 } 12496 12497 // find matching category subsets 12498 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12499 if (categoriesIterator != null) { 12500 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12501 categoriesIterator); 12502 if (intentListCopy.size() == 0) { 12503 // no more intents to match; we're not equivalent 12504 if (DEBUG_FILTERS) { 12505 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12506 + " package: " + applicationInfo.packageName 12507 + " activity: " + intent.activity.className 12508 + " origPrio: " + intent.getPriority()); 12509 } 12510 intent.setPriority(0); 12511 return; 12512 } 12513 } 12514 12515 // find matching schemes subsets 12516 final Iterator<String> schemesIterator = intent.schemesIterator(); 12517 if (schemesIterator != null) { 12518 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12519 schemesIterator); 12520 if (intentListCopy.size() == 0) { 12521 // no more intents to match; we're not equivalent 12522 if (DEBUG_FILTERS) { 12523 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12524 + " package: " + applicationInfo.packageName 12525 + " activity: " + intent.activity.className 12526 + " origPrio: " + intent.getPriority()); 12527 } 12528 intent.setPriority(0); 12529 return; 12530 } 12531 } 12532 12533 // find matching authorities subsets 12534 final Iterator<IntentFilter.AuthorityEntry> 12535 authoritiesIterator = intent.authoritiesIterator(); 12536 if (authoritiesIterator != null) { 12537 getIntentListSubset(intentListCopy, 12538 new AuthoritiesIterGenerator(), 12539 authoritiesIterator); 12540 if (intentListCopy.size() == 0) { 12541 // no more intents to match; we're not equivalent 12542 if (DEBUG_FILTERS) { 12543 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12544 + " package: " + applicationInfo.packageName 12545 + " activity: " + intent.activity.className 12546 + " origPrio: " + intent.getPriority()); 12547 } 12548 intent.setPriority(0); 12549 return; 12550 } 12551 } 12552 12553 // we found matching filter(s); app gets the max priority of all intents 12554 int cappedPriority = 0; 12555 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12556 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12557 } 12558 if (intent.getPriority() > cappedPriority) { 12559 if (DEBUG_FILTERS) { 12560 Slog.i(TAG, "Found matching filter(s);" 12561 + " cap priority to " + cappedPriority + ";" 12562 + " package: " + applicationInfo.packageName 12563 + " activity: " + intent.activity.className 12564 + " origPrio: " + intent.getPriority()); 12565 } 12566 intent.setPriority(cappedPriority); 12567 return; 12568 } 12569 // all this for nothing; the requested priority was <= what was on the system 12570 } 12571 12572 public final void addActivity(PackageParser.Activity a, String type) { 12573 mActivities.put(a.getComponentName(), a); 12574 if (DEBUG_SHOW_INFO) 12575 Log.v( 12576 TAG, " " + type + " " + 12577 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12578 if (DEBUG_SHOW_INFO) 12579 Log.v(TAG, " Class=" + a.info.name); 12580 final int NI = a.intents.size(); 12581 for (int j=0; j<NI; j++) { 12582 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12583 if ("activity".equals(type)) { 12584 final PackageSetting ps = 12585 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12586 final List<PackageParser.Activity> systemActivities = 12587 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12588 adjustPriority(systemActivities, intent); 12589 } 12590 if (DEBUG_SHOW_INFO) { 12591 Log.v(TAG, " IntentFilter:"); 12592 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12593 } 12594 if (!intent.debugCheck()) { 12595 Log.w(TAG, "==> For Activity " + a.info.name); 12596 } 12597 addFilter(intent); 12598 } 12599 } 12600 12601 public final void removeActivity(PackageParser.Activity a, String type) { 12602 mActivities.remove(a.getComponentName()); 12603 if (DEBUG_SHOW_INFO) { 12604 Log.v(TAG, " " + type + " " 12605 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12606 : a.info.name) + ":"); 12607 Log.v(TAG, " Class=" + a.info.name); 12608 } 12609 final int NI = a.intents.size(); 12610 for (int j=0; j<NI; j++) { 12611 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12612 if (DEBUG_SHOW_INFO) { 12613 Log.v(TAG, " IntentFilter:"); 12614 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12615 } 12616 removeFilter(intent); 12617 } 12618 } 12619 12620 @Override 12621 protected boolean allowFilterResult( 12622 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12623 ActivityInfo filterAi = filter.activity.info; 12624 for (int i=dest.size()-1; i>=0; i--) { 12625 ActivityInfo destAi = dest.get(i).activityInfo; 12626 if (destAi.name == filterAi.name 12627 && destAi.packageName == filterAi.packageName) { 12628 return false; 12629 } 12630 } 12631 return true; 12632 } 12633 12634 @Override 12635 protected ActivityIntentInfo[] newArray(int size) { 12636 return new ActivityIntentInfo[size]; 12637 } 12638 12639 @Override 12640 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12641 if (!sUserManager.exists(userId)) return true; 12642 PackageParser.Package p = filter.activity.owner; 12643 if (p != null) { 12644 PackageSetting ps = (PackageSetting)p.mExtras; 12645 if (ps != null) { 12646 // System apps are never considered stopped for purposes of 12647 // filtering, because there may be no way for the user to 12648 // actually re-launch them. 12649 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12650 && ps.getStopped(userId); 12651 } 12652 } 12653 return false; 12654 } 12655 12656 @Override 12657 protected boolean isPackageForFilter(String packageName, 12658 PackageParser.ActivityIntentInfo info) { 12659 return packageName.equals(info.activity.owner.packageName); 12660 } 12661 12662 @Override 12663 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12664 int match, int userId) { 12665 if (!sUserManager.exists(userId)) return null; 12666 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12667 return null; 12668 } 12669 final PackageParser.Activity activity = info.activity; 12670 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12671 if (ps == null) { 12672 return null; 12673 } 12674 final PackageUserState userState = ps.readUserState(userId); 12675 ActivityInfo ai = 12676 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12677 if (ai == null) { 12678 return null; 12679 } 12680 final boolean matchExplicitlyVisibleOnly = 12681 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12682 final boolean matchVisibleToInstantApp = 12683 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12684 final boolean componentVisible = 12685 matchVisibleToInstantApp 12686 && info.isVisibleToInstantApp() 12687 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12688 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12689 // throw out filters that aren't visible to ephemeral apps 12690 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12691 return null; 12692 } 12693 // throw out instant app filters if we're not explicitly requesting them 12694 if (!matchInstantApp && userState.instantApp) { 12695 return null; 12696 } 12697 // throw out instant app filters if updates are available; will trigger 12698 // instant app resolution 12699 if (userState.instantApp && ps.isUpdateAvailable()) { 12700 return null; 12701 } 12702 final ResolveInfo res = new ResolveInfo(); 12703 res.activityInfo = ai; 12704 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12705 res.filter = info; 12706 } 12707 if (info != null) { 12708 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12709 } 12710 res.priority = info.getPriority(); 12711 res.preferredOrder = activity.owner.mPreferredOrder; 12712 //System.out.println("Result: " + res.activityInfo.className + 12713 // " = " + res.priority); 12714 res.match = match; 12715 res.isDefault = info.hasDefault; 12716 res.labelRes = info.labelRes; 12717 res.nonLocalizedLabel = info.nonLocalizedLabel; 12718 if (userNeedsBadging(userId)) { 12719 res.noResourceId = true; 12720 } else { 12721 res.icon = info.icon; 12722 } 12723 res.iconResourceId = info.icon; 12724 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12725 res.isInstantAppAvailable = userState.instantApp; 12726 return res; 12727 } 12728 12729 @Override 12730 protected void sortResults(List<ResolveInfo> results) { 12731 Collections.sort(results, mResolvePrioritySorter); 12732 } 12733 12734 @Override 12735 protected void dumpFilter(PrintWriter out, String prefix, 12736 PackageParser.ActivityIntentInfo filter) { 12737 out.print(prefix); out.print( 12738 Integer.toHexString(System.identityHashCode(filter.activity))); 12739 out.print(' '); 12740 filter.activity.printComponentShortName(out); 12741 out.print(" filter "); 12742 out.println(Integer.toHexString(System.identityHashCode(filter))); 12743 } 12744 12745 @Override 12746 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12747 return filter.activity; 12748 } 12749 12750 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12751 PackageParser.Activity activity = (PackageParser.Activity)label; 12752 out.print(prefix); out.print( 12753 Integer.toHexString(System.identityHashCode(activity))); 12754 out.print(' '); 12755 activity.printComponentShortName(out); 12756 if (count > 1) { 12757 out.print(" ("); out.print(count); out.print(" filters)"); 12758 } 12759 out.println(); 12760 } 12761 12762 // Keys are String (activity class name), values are Activity. 12763 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12764 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12765 private int mFlags; 12766 } 12767 12768 private final class ServiceIntentResolver 12769 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12770 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12771 boolean defaultOnly, int userId) { 12772 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12773 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12774 } 12775 12776 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12777 int userId) { 12778 if (!sUserManager.exists(userId)) return null; 12779 mFlags = flags; 12780 return super.queryIntent(intent, resolvedType, 12781 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12782 userId); 12783 } 12784 12785 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12786 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12787 if (!sUserManager.exists(userId)) return null; 12788 if (packageServices == null) { 12789 return null; 12790 } 12791 mFlags = flags; 12792 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12793 final int N = packageServices.size(); 12794 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12795 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12796 12797 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12798 for (int i = 0; i < N; ++i) { 12799 intentFilters = packageServices.get(i).intents; 12800 if (intentFilters != null && intentFilters.size() > 0) { 12801 PackageParser.ServiceIntentInfo[] array = 12802 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12803 intentFilters.toArray(array); 12804 listCut.add(array); 12805 } 12806 } 12807 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12808 } 12809 12810 public final void addService(PackageParser.Service s) { 12811 mServices.put(s.getComponentName(), s); 12812 if (DEBUG_SHOW_INFO) { 12813 Log.v(TAG, " " 12814 + (s.info.nonLocalizedLabel != null 12815 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12816 Log.v(TAG, " Class=" + s.info.name); 12817 } 12818 final int NI = s.intents.size(); 12819 int j; 12820 for (j=0; j<NI; j++) { 12821 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12822 if (DEBUG_SHOW_INFO) { 12823 Log.v(TAG, " IntentFilter:"); 12824 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12825 } 12826 if (!intent.debugCheck()) { 12827 Log.w(TAG, "==> For Service " + s.info.name); 12828 } 12829 addFilter(intent); 12830 } 12831 } 12832 12833 public final void removeService(PackageParser.Service s) { 12834 mServices.remove(s.getComponentName()); 12835 if (DEBUG_SHOW_INFO) { 12836 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12837 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12838 Log.v(TAG, " Class=" + s.info.name); 12839 } 12840 final int NI = s.intents.size(); 12841 int j; 12842 for (j=0; j<NI; j++) { 12843 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12844 if (DEBUG_SHOW_INFO) { 12845 Log.v(TAG, " IntentFilter:"); 12846 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12847 } 12848 removeFilter(intent); 12849 } 12850 } 12851 12852 @Override 12853 protected boolean allowFilterResult( 12854 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12855 ServiceInfo filterSi = filter.service.info; 12856 for (int i=dest.size()-1; i>=0; i--) { 12857 ServiceInfo destAi = dest.get(i).serviceInfo; 12858 if (destAi.name == filterSi.name 12859 && destAi.packageName == filterSi.packageName) { 12860 return false; 12861 } 12862 } 12863 return true; 12864 } 12865 12866 @Override 12867 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12868 return new PackageParser.ServiceIntentInfo[size]; 12869 } 12870 12871 @Override 12872 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12873 if (!sUserManager.exists(userId)) return true; 12874 PackageParser.Package p = filter.service.owner; 12875 if (p != null) { 12876 PackageSetting ps = (PackageSetting)p.mExtras; 12877 if (ps != null) { 12878 // System apps are never considered stopped for purposes of 12879 // filtering, because there may be no way for the user to 12880 // actually re-launch them. 12881 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12882 && ps.getStopped(userId); 12883 } 12884 } 12885 return false; 12886 } 12887 12888 @Override 12889 protected boolean isPackageForFilter(String packageName, 12890 PackageParser.ServiceIntentInfo info) { 12891 return packageName.equals(info.service.owner.packageName); 12892 } 12893 12894 @Override 12895 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12896 int match, int userId) { 12897 if (!sUserManager.exists(userId)) return null; 12898 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12899 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12900 return null; 12901 } 12902 final PackageParser.Service service = info.service; 12903 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12904 if (ps == null) { 12905 return null; 12906 } 12907 final PackageUserState userState = ps.readUserState(userId); 12908 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12909 userState, userId); 12910 if (si == null) { 12911 return null; 12912 } 12913 final boolean matchVisibleToInstantApp = 12914 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12915 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12916 // throw out filters that aren't visible to ephemeral apps 12917 if (matchVisibleToInstantApp 12918 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12919 return null; 12920 } 12921 // throw out ephemeral filters if we're not explicitly requesting them 12922 if (!isInstantApp && userState.instantApp) { 12923 return null; 12924 } 12925 // throw out instant app filters if updates are available; will trigger 12926 // instant app resolution 12927 if (userState.instantApp && ps.isUpdateAvailable()) { 12928 return null; 12929 } 12930 final ResolveInfo res = new ResolveInfo(); 12931 res.serviceInfo = si; 12932 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12933 res.filter = filter; 12934 } 12935 res.priority = info.getPriority(); 12936 res.preferredOrder = service.owner.mPreferredOrder; 12937 res.match = match; 12938 res.isDefault = info.hasDefault; 12939 res.labelRes = info.labelRes; 12940 res.nonLocalizedLabel = info.nonLocalizedLabel; 12941 res.icon = info.icon; 12942 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12943 return res; 12944 } 12945 12946 @Override 12947 protected void sortResults(List<ResolveInfo> results) { 12948 Collections.sort(results, mResolvePrioritySorter); 12949 } 12950 12951 @Override 12952 protected void dumpFilter(PrintWriter out, String prefix, 12953 PackageParser.ServiceIntentInfo filter) { 12954 out.print(prefix); out.print( 12955 Integer.toHexString(System.identityHashCode(filter.service))); 12956 out.print(' '); 12957 filter.service.printComponentShortName(out); 12958 out.print(" filter "); 12959 out.print(Integer.toHexString(System.identityHashCode(filter))); 12960 if (filter.service.info.permission != null) { 12961 out.print(" permission "); out.println(filter.service.info.permission); 12962 } else { 12963 out.println(); 12964 } 12965 } 12966 12967 @Override 12968 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12969 return filter.service; 12970 } 12971 12972 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12973 PackageParser.Service service = (PackageParser.Service)label; 12974 out.print(prefix); out.print( 12975 Integer.toHexString(System.identityHashCode(service))); 12976 out.print(' '); 12977 service.printComponentShortName(out); 12978 if (count > 1) { 12979 out.print(" ("); out.print(count); out.print(" filters)"); 12980 } 12981 out.println(); 12982 } 12983 12984// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12985// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12986// final List<ResolveInfo> retList = Lists.newArrayList(); 12987// while (i.hasNext()) { 12988// final ResolveInfo resolveInfo = (ResolveInfo) i; 12989// if (isEnabledLP(resolveInfo.serviceInfo)) { 12990// retList.add(resolveInfo); 12991// } 12992// } 12993// return retList; 12994// } 12995 12996 // Keys are String (activity class name), values are Activity. 12997 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12998 = new ArrayMap<ComponentName, PackageParser.Service>(); 12999 private int mFlags; 13000 } 13001 13002 private final class ProviderIntentResolver 13003 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 13004 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13005 boolean defaultOnly, int userId) { 13006 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13007 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13008 } 13009 13010 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13011 int userId) { 13012 if (!sUserManager.exists(userId)) 13013 return null; 13014 mFlags = flags; 13015 return super.queryIntent(intent, resolvedType, 13016 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13017 userId); 13018 } 13019 13020 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13021 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 13022 if (!sUserManager.exists(userId)) 13023 return null; 13024 if (packageProviders == null) { 13025 return null; 13026 } 13027 mFlags = flags; 13028 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 13029 final int N = packageProviders.size(); 13030 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 13031 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 13032 13033 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 13034 for (int i = 0; i < N; ++i) { 13035 intentFilters = packageProviders.get(i).intents; 13036 if (intentFilters != null && intentFilters.size() > 0) { 13037 PackageParser.ProviderIntentInfo[] array = 13038 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 13039 intentFilters.toArray(array); 13040 listCut.add(array); 13041 } 13042 } 13043 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13044 } 13045 13046 public final void addProvider(PackageParser.Provider p) { 13047 if (mProviders.containsKey(p.getComponentName())) { 13048 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13049 return; 13050 } 13051 13052 mProviders.put(p.getComponentName(), p); 13053 if (DEBUG_SHOW_INFO) { 13054 Log.v(TAG, " " 13055 + (p.info.nonLocalizedLabel != null 13056 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13057 Log.v(TAG, " Class=" + p.info.name); 13058 } 13059 final int NI = p.intents.size(); 13060 int j; 13061 for (j = 0; j < NI; j++) { 13062 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13063 if (DEBUG_SHOW_INFO) { 13064 Log.v(TAG, " IntentFilter:"); 13065 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13066 } 13067 if (!intent.debugCheck()) { 13068 Log.w(TAG, "==> For Provider " + p.info.name); 13069 } 13070 addFilter(intent); 13071 } 13072 } 13073 13074 public final void removeProvider(PackageParser.Provider p) { 13075 mProviders.remove(p.getComponentName()); 13076 if (DEBUG_SHOW_INFO) { 13077 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13078 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13079 Log.v(TAG, " Class=" + p.info.name); 13080 } 13081 final int NI = p.intents.size(); 13082 int j; 13083 for (j = 0; j < NI; j++) { 13084 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13085 if (DEBUG_SHOW_INFO) { 13086 Log.v(TAG, " IntentFilter:"); 13087 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13088 } 13089 removeFilter(intent); 13090 } 13091 } 13092 13093 @Override 13094 protected boolean allowFilterResult( 13095 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13096 ProviderInfo filterPi = filter.provider.info; 13097 for (int i = dest.size() - 1; i >= 0; i--) { 13098 ProviderInfo destPi = dest.get(i).providerInfo; 13099 if (destPi.name == filterPi.name 13100 && destPi.packageName == filterPi.packageName) { 13101 return false; 13102 } 13103 } 13104 return true; 13105 } 13106 13107 @Override 13108 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13109 return new PackageParser.ProviderIntentInfo[size]; 13110 } 13111 13112 @Override 13113 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13114 if (!sUserManager.exists(userId)) 13115 return true; 13116 PackageParser.Package p = filter.provider.owner; 13117 if (p != null) { 13118 PackageSetting ps = (PackageSetting) p.mExtras; 13119 if (ps != null) { 13120 // System apps are never considered stopped for purposes of 13121 // filtering, because there may be no way for the user to 13122 // actually re-launch them. 13123 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13124 && ps.getStopped(userId); 13125 } 13126 } 13127 return false; 13128 } 13129 13130 @Override 13131 protected boolean isPackageForFilter(String packageName, 13132 PackageParser.ProviderIntentInfo info) { 13133 return packageName.equals(info.provider.owner.packageName); 13134 } 13135 13136 @Override 13137 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13138 int match, int userId) { 13139 if (!sUserManager.exists(userId)) 13140 return null; 13141 final PackageParser.ProviderIntentInfo info = filter; 13142 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13143 return null; 13144 } 13145 final PackageParser.Provider provider = info.provider; 13146 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13147 if (ps == null) { 13148 return null; 13149 } 13150 final PackageUserState userState = ps.readUserState(userId); 13151 final boolean matchVisibleToInstantApp = 13152 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13153 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13154 // throw out filters that aren't visible to instant applications 13155 if (matchVisibleToInstantApp 13156 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13157 return null; 13158 } 13159 // throw out instant application filters if we're not explicitly requesting them 13160 if (!isInstantApp && userState.instantApp) { 13161 return null; 13162 } 13163 // throw out instant application filters if updates are available; will trigger 13164 // instant application resolution 13165 if (userState.instantApp && ps.isUpdateAvailable()) { 13166 return null; 13167 } 13168 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13169 userState, userId); 13170 if (pi == null) { 13171 return null; 13172 } 13173 final ResolveInfo res = new ResolveInfo(); 13174 res.providerInfo = pi; 13175 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13176 res.filter = filter; 13177 } 13178 res.priority = info.getPriority(); 13179 res.preferredOrder = provider.owner.mPreferredOrder; 13180 res.match = match; 13181 res.isDefault = info.hasDefault; 13182 res.labelRes = info.labelRes; 13183 res.nonLocalizedLabel = info.nonLocalizedLabel; 13184 res.icon = info.icon; 13185 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13186 return res; 13187 } 13188 13189 @Override 13190 protected void sortResults(List<ResolveInfo> results) { 13191 Collections.sort(results, mResolvePrioritySorter); 13192 } 13193 13194 @Override 13195 protected void dumpFilter(PrintWriter out, String prefix, 13196 PackageParser.ProviderIntentInfo filter) { 13197 out.print(prefix); 13198 out.print( 13199 Integer.toHexString(System.identityHashCode(filter.provider))); 13200 out.print(' '); 13201 filter.provider.printComponentShortName(out); 13202 out.print(" filter "); 13203 out.println(Integer.toHexString(System.identityHashCode(filter))); 13204 } 13205 13206 @Override 13207 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13208 return filter.provider; 13209 } 13210 13211 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13212 PackageParser.Provider provider = (PackageParser.Provider)label; 13213 out.print(prefix); out.print( 13214 Integer.toHexString(System.identityHashCode(provider))); 13215 out.print(' '); 13216 provider.printComponentShortName(out); 13217 if (count > 1) { 13218 out.print(" ("); out.print(count); out.print(" filters)"); 13219 } 13220 out.println(); 13221 } 13222 13223 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13224 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13225 private int mFlags; 13226 } 13227 13228 static final class InstantAppIntentResolver 13229 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13230 AuxiliaryResolveInfo.AuxiliaryFilter> { 13231 /** 13232 * The result that has the highest defined order. Ordering applies on a 13233 * per-package basis. Mapping is from package name to Pair of order and 13234 * EphemeralResolveInfo. 13235 * <p> 13236 * NOTE: This is implemented as a field variable for convenience and efficiency. 13237 * By having a field variable, we're able to track filter ordering as soon as 13238 * a non-zero order is defined. Otherwise, multiple loops across the result set 13239 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13240 * this needs to be contained entirely within {@link #filterResults}. 13241 */ 13242 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13243 13244 @Override 13245 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13246 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13247 } 13248 13249 @Override 13250 protected boolean isPackageForFilter(String packageName, 13251 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13252 return true; 13253 } 13254 13255 @Override 13256 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13257 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13258 if (!sUserManager.exists(userId)) { 13259 return null; 13260 } 13261 final String packageName = responseObj.resolveInfo.getPackageName(); 13262 final Integer order = responseObj.getOrder(); 13263 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13264 mOrderResult.get(packageName); 13265 // ordering is enabled and this item's order isn't high enough 13266 if (lastOrderResult != null && lastOrderResult.first >= order) { 13267 return null; 13268 } 13269 final InstantAppResolveInfo res = responseObj.resolveInfo; 13270 if (order > 0) { 13271 // non-zero order, enable ordering 13272 mOrderResult.put(packageName, new Pair<>(order, res)); 13273 } 13274 return responseObj; 13275 } 13276 13277 @Override 13278 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13279 // only do work if ordering is enabled [most of the time it won't be] 13280 if (mOrderResult.size() == 0) { 13281 return; 13282 } 13283 int resultSize = results.size(); 13284 for (int i = 0; i < resultSize; i++) { 13285 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13286 final String packageName = info.getPackageName(); 13287 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13288 if (savedInfo == null) { 13289 // package doesn't having ordering 13290 continue; 13291 } 13292 if (savedInfo.second == info) { 13293 // circled back to the highest ordered item; remove from order list 13294 mOrderResult.remove(packageName); 13295 if (mOrderResult.size() == 0) { 13296 // no more ordered items 13297 break; 13298 } 13299 continue; 13300 } 13301 // item has a worse order, remove it from the result list 13302 results.remove(i); 13303 resultSize--; 13304 i--; 13305 } 13306 } 13307 } 13308 13309 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13310 new Comparator<ResolveInfo>() { 13311 public int compare(ResolveInfo r1, ResolveInfo r2) { 13312 int v1 = r1.priority; 13313 int v2 = r2.priority; 13314 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13315 if (v1 != v2) { 13316 return (v1 > v2) ? -1 : 1; 13317 } 13318 v1 = r1.preferredOrder; 13319 v2 = r2.preferredOrder; 13320 if (v1 != v2) { 13321 return (v1 > v2) ? -1 : 1; 13322 } 13323 if (r1.isDefault != r2.isDefault) { 13324 return r1.isDefault ? -1 : 1; 13325 } 13326 v1 = r1.match; 13327 v2 = r2.match; 13328 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13329 if (v1 != v2) { 13330 return (v1 > v2) ? -1 : 1; 13331 } 13332 if (r1.system != r2.system) { 13333 return r1.system ? -1 : 1; 13334 } 13335 if (r1.activityInfo != null) { 13336 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13337 } 13338 if (r1.serviceInfo != null) { 13339 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13340 } 13341 if (r1.providerInfo != null) { 13342 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13343 } 13344 return 0; 13345 } 13346 }; 13347 13348 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13349 new Comparator<ProviderInfo>() { 13350 public int compare(ProviderInfo p1, ProviderInfo p2) { 13351 final int v1 = p1.initOrder; 13352 final int v2 = p2.initOrder; 13353 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13354 } 13355 }; 13356 13357 @Override 13358 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13359 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13360 final int[] userIds, int[] instantUserIds) { 13361 mHandler.post(new Runnable() { 13362 @Override 13363 public void run() { 13364 try { 13365 final IActivityManager am = ActivityManager.getService(); 13366 if (am == null) return; 13367 final int[] resolvedUserIds; 13368 if (userIds == null) { 13369 resolvedUserIds = am.getRunningUserIds(); 13370 } else { 13371 resolvedUserIds = userIds; 13372 } 13373 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13374 resolvedUserIds, false); 13375 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13376 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13377 instantUserIds, true); 13378 } 13379 } catch (RemoteException ex) { 13380 } 13381 } 13382 }); 13383 } 13384 13385 @Override 13386 public void notifyPackageAdded(String packageName) { 13387 final PackageListObserver[] observers; 13388 synchronized (mPackages) { 13389 if (mPackageListObservers.size() == 0) { 13390 return; 13391 } 13392 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13393 } 13394 for (int i = observers.length - 1; i >= 0; --i) { 13395 observers[i].onPackageAdded(packageName); 13396 } 13397 } 13398 13399 @Override 13400 public void notifyPackageRemoved(String packageName) { 13401 final PackageListObserver[] observers; 13402 synchronized (mPackages) { 13403 if (mPackageListObservers.size() == 0) { 13404 return; 13405 } 13406 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13407 } 13408 for (int i = observers.length - 1; i >= 0; --i) { 13409 observers[i].onPackageRemoved(packageName); 13410 } 13411 } 13412 13413 /** 13414 * Sends a broadcast for the given action. 13415 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13416 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13417 * the system and applications allowed to see instant applications to receive package 13418 * lifecycle events for instant applications. 13419 */ 13420 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13421 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13422 int[] userIds, boolean isInstantApp) 13423 throws RemoteException { 13424 for (int id : userIds) { 13425 final Intent intent = new Intent(action, 13426 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13427 final String[] requiredPermissions = 13428 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13429 if (extras != null) { 13430 intent.putExtras(extras); 13431 } 13432 if (targetPkg != null) { 13433 intent.setPackage(targetPkg); 13434 } 13435 // Modify the UID when posting to other users 13436 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13437 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13438 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13439 intent.putExtra(Intent.EXTRA_UID, uid); 13440 } 13441 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13442 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13443 if (DEBUG_BROADCASTS) { 13444 RuntimeException here = new RuntimeException("here"); 13445 here.fillInStackTrace(); 13446 Slog.d(TAG, "Sending to user " + id + ": " 13447 + intent.toShortString(false, true, false, false) 13448 + " " + intent.getExtras(), here); 13449 } 13450 am.broadcastIntent(null, intent, null, finishedReceiver, 13451 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13452 null, finishedReceiver != null, false, id); 13453 } 13454 } 13455 13456 /** 13457 * Check if the external storage media is available. This is true if there 13458 * is a mounted external storage medium or if the external storage is 13459 * emulated. 13460 */ 13461 private boolean isExternalMediaAvailable() { 13462 return mMediaMounted || Environment.isExternalStorageEmulated(); 13463 } 13464 13465 @Override 13466 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13467 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13468 return null; 13469 } 13470 if (!isExternalMediaAvailable()) { 13471 // If the external storage is no longer mounted at this point, 13472 // the caller may not have been able to delete all of this 13473 // packages files and can not delete any more. Bail. 13474 return null; 13475 } 13476 synchronized (mPackages) { 13477 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13478 if (lastPackage != null) { 13479 pkgs.remove(lastPackage); 13480 } 13481 if (pkgs.size() > 0) { 13482 return pkgs.get(0); 13483 } 13484 } 13485 return null; 13486 } 13487 13488 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13489 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13490 userId, andCode ? 1 : 0, packageName); 13491 if (mSystemReady) { 13492 msg.sendToTarget(); 13493 } else { 13494 if (mPostSystemReadyMessages == null) { 13495 mPostSystemReadyMessages = new ArrayList<>(); 13496 } 13497 mPostSystemReadyMessages.add(msg); 13498 } 13499 } 13500 13501 void startCleaningPackages() { 13502 // reader 13503 if (!isExternalMediaAvailable()) { 13504 return; 13505 } 13506 synchronized (mPackages) { 13507 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13508 return; 13509 } 13510 } 13511 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13512 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13513 IActivityManager am = ActivityManager.getService(); 13514 if (am != null) { 13515 int dcsUid = -1; 13516 synchronized (mPackages) { 13517 if (!mDefaultContainerWhitelisted) { 13518 mDefaultContainerWhitelisted = true; 13519 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13520 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13521 } 13522 } 13523 try { 13524 if (dcsUid > 0) { 13525 am.backgroundWhitelistUid(dcsUid); 13526 } 13527 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13528 UserHandle.USER_SYSTEM); 13529 } catch (RemoteException e) { 13530 } 13531 } 13532 } 13533 13534 /** 13535 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13536 * it is acting on behalf on an enterprise or the user). 13537 * 13538 * Note that the ordering of the conditionals in this method is important. The checks we perform 13539 * are as follows, in this order: 13540 * 13541 * 1) If the install is being performed by a system app, we can trust the app to have set the 13542 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13543 * what it is. 13544 * 2) If the install is being performed by a device or profile owner app, the install reason 13545 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13546 * set the install reason correctly. If the app targets an older SDK version where install 13547 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13548 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13549 * 3) In all other cases, the install is being performed by a regular app that is neither part 13550 * of the system nor a device or profile owner. We have no reason to believe that this app is 13551 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13552 * set to enterprise policy and if so, change it to unknown instead. 13553 */ 13554 private int fixUpInstallReason(String installerPackageName, int installerUid, 13555 int installReason) { 13556 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13557 == PERMISSION_GRANTED) { 13558 // If the install is being performed by a system app, we trust that app to have set the 13559 // install reason correctly. 13560 return installReason; 13561 } 13562 13563 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13564 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13565 if (dpm != null) { 13566 ComponentName owner = null; 13567 try { 13568 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13569 if (owner == null) { 13570 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13571 } 13572 } catch (RemoteException e) { 13573 } 13574 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13575 // If the install is being performed by a device or profile owner, the install 13576 // reason should be enterprise policy. 13577 return PackageManager.INSTALL_REASON_POLICY; 13578 } 13579 } 13580 13581 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13582 // If the install is being performed by a regular app (i.e. neither system app nor 13583 // device or profile owner), we have no reason to believe that the app is acting on 13584 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13585 // change it to unknown instead. 13586 return PackageManager.INSTALL_REASON_UNKNOWN; 13587 } 13588 13589 // If the install is being performed by a regular app and the install reason was set to any 13590 // value but enterprise policy, leave the install reason unchanged. 13591 return installReason; 13592 } 13593 13594 void installStage(String packageName, File stagedDir, 13595 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13596 String installerPackageName, int installerUid, UserHandle user, 13597 PackageParser.SigningDetails signingDetails) { 13598 if (DEBUG_INSTANT) { 13599 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13600 Slog.d(TAG, "Ephemeral install of " + packageName); 13601 } 13602 } 13603 final VerificationInfo verificationInfo = new VerificationInfo( 13604 sessionParams.originatingUri, sessionParams.referrerUri, 13605 sessionParams.originatingUid, installerUid); 13606 13607 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13608 13609 final Message msg = mHandler.obtainMessage(INIT_COPY); 13610 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13611 sessionParams.installReason); 13612 final InstallParams params = new InstallParams(origin, null, observer, 13613 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13614 verificationInfo, user, sessionParams.abiOverride, 13615 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13616 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13617 msg.obj = params; 13618 13619 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13620 System.identityHashCode(msg.obj)); 13621 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13622 System.identityHashCode(msg.obj)); 13623 13624 mHandler.sendMessage(msg); 13625 } 13626 13627 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13628 int userId) { 13629 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13630 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13631 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13632 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13633 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13634 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13635 13636 // Send a session commit broadcast 13637 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13638 info.installReason = pkgSetting.getInstallReason(userId); 13639 info.appPackageName = packageName; 13640 sendSessionCommitBroadcast(info, userId); 13641 } 13642 13643 @Override 13644 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13645 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13646 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13647 return; 13648 } 13649 Bundle extras = new Bundle(1); 13650 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13651 final int uid = UserHandle.getUid( 13652 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13653 extras.putInt(Intent.EXTRA_UID, uid); 13654 13655 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13656 packageName, extras, 0, null, null, userIds, instantUserIds); 13657 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13658 mHandler.post(() -> { 13659 for (int userId : userIds) { 13660 sendBootCompletedBroadcastToSystemApp( 13661 packageName, includeStopped, userId); 13662 } 13663 } 13664 ); 13665 } 13666 } 13667 13668 /** 13669 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13670 * automatically without needing an explicit launch. 13671 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13672 */ 13673 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13674 int userId) { 13675 // If user is not running, the app didn't miss any broadcast 13676 if (!mUserManagerInternal.isUserRunning(userId)) { 13677 return; 13678 } 13679 final IActivityManager am = ActivityManager.getService(); 13680 try { 13681 // Deliver LOCKED_BOOT_COMPLETED first 13682 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13683 .setPackage(packageName); 13684 if (includeStopped) { 13685 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13686 } 13687 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13688 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13689 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13690 13691 // Deliver BOOT_COMPLETED only if user is unlocked 13692 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13693 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13694 if (includeStopped) { 13695 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13696 } 13697 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13698 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13699 } 13700 } catch (RemoteException e) { 13701 throw e.rethrowFromSystemServer(); 13702 } 13703 } 13704 13705 @Override 13706 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13707 int userId) { 13708 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13709 PackageSetting pkgSetting; 13710 final int callingUid = Binder.getCallingUid(); 13711 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13712 true /* requireFullPermission */, true /* checkShell */, 13713 "setApplicationHiddenSetting for user " + userId); 13714 13715 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13716 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13717 return false; 13718 } 13719 13720 long callingId = Binder.clearCallingIdentity(); 13721 try { 13722 boolean sendAdded = false; 13723 boolean sendRemoved = false; 13724 // writer 13725 synchronized (mPackages) { 13726 pkgSetting = mSettings.mPackages.get(packageName); 13727 if (pkgSetting == null) { 13728 return false; 13729 } 13730 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13731 return false; 13732 } 13733 // Do not allow "android" is being disabled 13734 if ("android".equals(packageName)) { 13735 Slog.w(TAG, "Cannot hide package: android"); 13736 return false; 13737 } 13738 // Cannot hide static shared libs as they are considered 13739 // a part of the using app (emulating static linking). Also 13740 // static libs are installed always on internal storage. 13741 PackageParser.Package pkg = mPackages.get(packageName); 13742 if (pkg != null && pkg.staticSharedLibName != null) { 13743 Slog.w(TAG, "Cannot hide package: " + packageName 13744 + " providing static shared library: " 13745 + pkg.staticSharedLibName); 13746 return false; 13747 } 13748 // Only allow protected packages to hide themselves. 13749 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13750 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13751 Slog.w(TAG, "Not hiding protected package: " + packageName); 13752 return false; 13753 } 13754 13755 if (pkgSetting.getHidden(userId) != hidden) { 13756 pkgSetting.setHidden(hidden, userId); 13757 mSettings.writePackageRestrictionsLPr(userId); 13758 if (hidden) { 13759 sendRemoved = true; 13760 } else { 13761 sendAdded = true; 13762 } 13763 } 13764 } 13765 if (sendAdded) { 13766 sendPackageAddedForUser(packageName, pkgSetting, userId); 13767 return true; 13768 } 13769 if (sendRemoved) { 13770 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13771 "hiding pkg"); 13772 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13773 return true; 13774 } 13775 } finally { 13776 Binder.restoreCallingIdentity(callingId); 13777 } 13778 return false; 13779 } 13780 13781 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13782 int userId) { 13783 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13784 info.removedPackage = packageName; 13785 info.installerPackageName = pkgSetting.installerPackageName; 13786 info.removedUsers = new int[] {userId}; 13787 info.broadcastUsers = new int[] {userId}; 13788 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13789 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13790 } 13791 13792 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13793 if (pkgList.length > 0) { 13794 Bundle extras = new Bundle(1); 13795 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13796 13797 sendPackageBroadcast( 13798 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13799 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13800 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13801 new int[] {userId}, null); 13802 } 13803 } 13804 13805 /** 13806 * Returns true if application is not found or there was an error. Otherwise it returns 13807 * the hidden state of the package for the given user. 13808 */ 13809 @Override 13810 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13811 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13812 final int callingUid = Binder.getCallingUid(); 13813 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13814 true /* requireFullPermission */, false /* checkShell */, 13815 "getApplicationHidden for user " + userId); 13816 PackageSetting ps; 13817 long callingId = Binder.clearCallingIdentity(); 13818 try { 13819 // writer 13820 synchronized (mPackages) { 13821 ps = mSettings.mPackages.get(packageName); 13822 if (ps == null) { 13823 return true; 13824 } 13825 if (filterAppAccessLPr(ps, callingUid, userId)) { 13826 return true; 13827 } 13828 return ps.getHidden(userId); 13829 } 13830 } finally { 13831 Binder.restoreCallingIdentity(callingId); 13832 } 13833 } 13834 13835 /** 13836 * @hide 13837 */ 13838 @Override 13839 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13840 int installReason) { 13841 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13842 null); 13843 PackageSetting pkgSetting; 13844 final int callingUid = Binder.getCallingUid(); 13845 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13846 true /* requireFullPermission */, true /* checkShell */, 13847 "installExistingPackage for user " + userId); 13848 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13849 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13850 } 13851 13852 long callingId = Binder.clearCallingIdentity(); 13853 try { 13854 boolean installed = false; 13855 final boolean instantApp = 13856 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13857 final boolean fullApp = 13858 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13859 13860 // writer 13861 synchronized (mPackages) { 13862 pkgSetting = mSettings.mPackages.get(packageName); 13863 if (pkgSetting == null) { 13864 return PackageManager.INSTALL_FAILED_INVALID_URI; 13865 } 13866 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13867 // only allow the existing package to be used if it's installed as a full 13868 // application for at least one user 13869 boolean installAllowed = false; 13870 for (int checkUserId : sUserManager.getUserIds()) { 13871 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13872 if (installAllowed) { 13873 break; 13874 } 13875 } 13876 if (!installAllowed) { 13877 return PackageManager.INSTALL_FAILED_INVALID_URI; 13878 } 13879 } 13880 if (!pkgSetting.getInstalled(userId)) { 13881 pkgSetting.setInstalled(true, userId); 13882 pkgSetting.setHidden(false, userId); 13883 pkgSetting.setInstallReason(installReason, userId); 13884 mSettings.writePackageRestrictionsLPr(userId); 13885 mSettings.writeKernelMappingLPr(pkgSetting); 13886 installed = true; 13887 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13888 // upgrade app from instant to full; we don't allow app downgrade 13889 installed = true; 13890 } 13891 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13892 } 13893 13894 if (installed) { 13895 if (pkgSetting.pkg != null) { 13896 synchronized (mInstallLock) { 13897 // We don't need to freeze for a brand new install 13898 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13899 } 13900 } 13901 sendPackageAddedForUser(packageName, pkgSetting, userId); 13902 synchronized (mPackages) { 13903 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13904 } 13905 } 13906 } finally { 13907 Binder.restoreCallingIdentity(callingId); 13908 } 13909 13910 return PackageManager.INSTALL_SUCCEEDED; 13911 } 13912 13913 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13914 boolean instantApp, boolean fullApp) { 13915 // no state specified; do nothing 13916 if (!instantApp && !fullApp) { 13917 return; 13918 } 13919 if (userId != UserHandle.USER_ALL) { 13920 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13921 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13922 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13923 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13924 } 13925 } else { 13926 for (int currentUserId : sUserManager.getUserIds()) { 13927 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13928 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13929 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13930 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13931 } 13932 } 13933 } 13934 } 13935 13936 boolean isUserRestricted(int userId, String restrictionKey) { 13937 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13938 if (restrictions.getBoolean(restrictionKey, false)) { 13939 Log.w(TAG, "User is restricted: " + restrictionKey); 13940 return true; 13941 } 13942 return false; 13943 } 13944 13945 @Override 13946 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13947 int userId) { 13948 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13949 final int callingUid = Binder.getCallingUid(); 13950 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13951 true /* requireFullPermission */, true /* checkShell */, 13952 "setPackagesSuspended for user " + userId); 13953 13954 if (ArrayUtils.isEmpty(packageNames)) { 13955 return packageNames; 13956 } 13957 13958 // List of package names for whom the suspended state has changed. 13959 List<String> changedPackages = new ArrayList<>(packageNames.length); 13960 // List of package names for whom the suspended state is not set as requested in this 13961 // method. 13962 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13963 long callingId = Binder.clearCallingIdentity(); 13964 try { 13965 for (int i = 0; i < packageNames.length; i++) { 13966 String packageName = packageNames[i]; 13967 boolean changed = false; 13968 final int appId; 13969 synchronized (mPackages) { 13970 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13971 if (pkgSetting == null 13972 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13973 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13974 + "\". Skipping suspending/un-suspending."); 13975 unactionedPackages.add(packageName); 13976 continue; 13977 } 13978 appId = pkgSetting.appId; 13979 if (pkgSetting.getSuspended(userId) != suspended) { 13980 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13981 unactionedPackages.add(packageName); 13982 continue; 13983 } 13984 pkgSetting.setSuspended(suspended, userId); 13985 mSettings.writePackageRestrictionsLPr(userId); 13986 changed = true; 13987 changedPackages.add(packageName); 13988 } 13989 } 13990 13991 if (changed && suspended) { 13992 killApplication(packageName, UserHandle.getUid(userId, appId), 13993 "suspending package"); 13994 } 13995 } 13996 } finally { 13997 Binder.restoreCallingIdentity(callingId); 13998 } 13999 14000 if (!changedPackages.isEmpty()) { 14001 sendPackagesSuspendedForUser(changedPackages.toArray( 14002 new String[changedPackages.size()]), userId, suspended); 14003 } 14004 14005 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 14006 } 14007 14008 @Override 14009 public boolean isPackageSuspendedForUser(String packageName, int userId) { 14010 final int callingUid = Binder.getCallingUid(); 14011 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14012 true /* requireFullPermission */, false /* checkShell */, 14013 "isPackageSuspendedForUser for user " + userId); 14014 synchronized (mPackages) { 14015 final PackageSetting ps = mSettings.mPackages.get(packageName); 14016 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14017 throw new IllegalArgumentException("Unknown target package: " + packageName); 14018 } 14019 return ps.getSuspended(userId); 14020 } 14021 } 14022 14023 @GuardedBy("mPackages") 14024 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 14025 if (isPackageDeviceAdmin(packageName, userId)) { 14026 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14027 + "\": has an active device admin"); 14028 return false; 14029 } 14030 14031 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 14032 if (packageName.equals(activeLauncherPackageName)) { 14033 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14034 + "\": contains the active launcher"); 14035 return false; 14036 } 14037 14038 if (packageName.equals(mRequiredInstallerPackage)) { 14039 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14040 + "\": required for package installation"); 14041 return false; 14042 } 14043 14044 if (packageName.equals(mRequiredUninstallerPackage)) { 14045 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14046 + "\": required for package uninstallation"); 14047 return false; 14048 } 14049 14050 if (packageName.equals(mRequiredVerifierPackage)) { 14051 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14052 + "\": required for package verification"); 14053 return false; 14054 } 14055 14056 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14057 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14058 + "\": is the default dialer"); 14059 return false; 14060 } 14061 14062 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14063 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14064 + "\": protected package"); 14065 return false; 14066 } 14067 14068 // Cannot suspend static shared libs as they are considered 14069 // a part of the using app (emulating static linking). Also 14070 // static libs are installed always on internal storage. 14071 PackageParser.Package pkg = mPackages.get(packageName); 14072 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14073 Slog.w(TAG, "Cannot suspend package: " + packageName 14074 + " providing static shared library: " 14075 + pkg.staticSharedLibName); 14076 return false; 14077 } 14078 14079 return true; 14080 } 14081 14082 private String getActiveLauncherPackageName(int userId) { 14083 Intent intent = new Intent(Intent.ACTION_MAIN); 14084 intent.addCategory(Intent.CATEGORY_HOME); 14085 ResolveInfo resolveInfo = resolveIntent( 14086 intent, 14087 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14088 PackageManager.MATCH_DEFAULT_ONLY, 14089 userId); 14090 14091 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14092 } 14093 14094 private String getDefaultDialerPackageName(int userId) { 14095 synchronized (mPackages) { 14096 return mSettings.getDefaultDialerPackageNameLPw(userId); 14097 } 14098 } 14099 14100 @Override 14101 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14102 mContext.enforceCallingOrSelfPermission( 14103 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14104 "Only package verification agents can verify applications"); 14105 14106 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14107 final PackageVerificationResponse response = new PackageVerificationResponse( 14108 verificationCode, Binder.getCallingUid()); 14109 msg.arg1 = id; 14110 msg.obj = response; 14111 mHandler.sendMessage(msg); 14112 } 14113 14114 @Override 14115 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14116 long millisecondsToDelay) { 14117 mContext.enforceCallingOrSelfPermission( 14118 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14119 "Only package verification agents can extend verification timeouts"); 14120 14121 final PackageVerificationState state = mPendingVerification.get(id); 14122 final PackageVerificationResponse response = new PackageVerificationResponse( 14123 verificationCodeAtTimeout, Binder.getCallingUid()); 14124 14125 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14126 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14127 } 14128 if (millisecondsToDelay < 0) { 14129 millisecondsToDelay = 0; 14130 } 14131 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14132 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14133 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14134 } 14135 14136 if ((state != null) && !state.timeoutExtended()) { 14137 state.extendTimeout(); 14138 14139 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14140 msg.arg1 = id; 14141 msg.obj = response; 14142 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14143 } 14144 } 14145 14146 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14147 int verificationCode, UserHandle user) { 14148 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14149 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14150 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14151 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14152 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14153 14154 mContext.sendBroadcastAsUser(intent, user, 14155 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14156 } 14157 14158 private ComponentName matchComponentForVerifier(String packageName, 14159 List<ResolveInfo> receivers) { 14160 ActivityInfo targetReceiver = null; 14161 14162 final int NR = receivers.size(); 14163 for (int i = 0; i < NR; i++) { 14164 final ResolveInfo info = receivers.get(i); 14165 if (info.activityInfo == null) { 14166 continue; 14167 } 14168 14169 if (packageName.equals(info.activityInfo.packageName)) { 14170 targetReceiver = info.activityInfo; 14171 break; 14172 } 14173 } 14174 14175 if (targetReceiver == null) { 14176 return null; 14177 } 14178 14179 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14180 } 14181 14182 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14183 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14184 if (pkgInfo.verifiers.length == 0) { 14185 return null; 14186 } 14187 14188 final int N = pkgInfo.verifiers.length; 14189 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14190 for (int i = 0; i < N; i++) { 14191 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14192 14193 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14194 receivers); 14195 if (comp == null) { 14196 continue; 14197 } 14198 14199 final int verifierUid = getUidForVerifier(verifierInfo); 14200 if (verifierUid == -1) { 14201 continue; 14202 } 14203 14204 if (DEBUG_VERIFY) { 14205 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14206 + " with the correct signature"); 14207 } 14208 sufficientVerifiers.add(comp); 14209 verificationState.addSufficientVerifier(verifierUid); 14210 } 14211 14212 return sufficientVerifiers; 14213 } 14214 14215 private int getUidForVerifier(VerifierInfo verifierInfo) { 14216 synchronized (mPackages) { 14217 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14218 if (pkg == null) { 14219 return -1; 14220 } else if (pkg.mSigningDetails.signatures.length != 1) { 14221 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14222 + " has more than one signature; ignoring"); 14223 return -1; 14224 } 14225 14226 /* 14227 * If the public key of the package's signature does not match 14228 * our expected public key, then this is a different package and 14229 * we should skip. 14230 */ 14231 14232 final byte[] expectedPublicKey; 14233 try { 14234 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14235 final PublicKey publicKey = verifierSig.getPublicKey(); 14236 expectedPublicKey = publicKey.getEncoded(); 14237 } catch (CertificateException e) { 14238 return -1; 14239 } 14240 14241 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14242 14243 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14244 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14245 + " does not have the expected public key; ignoring"); 14246 return -1; 14247 } 14248 14249 return pkg.applicationInfo.uid; 14250 } 14251 } 14252 14253 @Override 14254 public void finishPackageInstall(int token, boolean didLaunch) { 14255 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14256 14257 if (DEBUG_INSTALL) { 14258 Slog.v(TAG, "BM finishing package install for " + token); 14259 } 14260 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14261 14262 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14263 mHandler.sendMessage(msg); 14264 } 14265 14266 /** 14267 * Get the verification agent timeout. Used for both the APK verifier and the 14268 * intent filter verifier. 14269 * 14270 * @return verification timeout in milliseconds 14271 */ 14272 private long getVerificationTimeout() { 14273 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14274 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14275 DEFAULT_VERIFICATION_TIMEOUT); 14276 } 14277 14278 /** 14279 * Get the default verification agent response code. 14280 * 14281 * @return default verification response code 14282 */ 14283 private int getDefaultVerificationResponse(UserHandle user) { 14284 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14285 return PackageManager.VERIFICATION_REJECT; 14286 } 14287 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14288 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14289 DEFAULT_VERIFICATION_RESPONSE); 14290 } 14291 14292 /** 14293 * Check whether or not package verification has been enabled. 14294 * 14295 * @return true if verification should be performed 14296 */ 14297 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14298 if (!DEFAULT_VERIFY_ENABLE) { 14299 return false; 14300 } 14301 14302 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14303 14304 // Check if installing from ADB 14305 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14306 // Do not run verification in a test harness environment 14307 if (ActivityManager.isRunningInTestHarness()) { 14308 return false; 14309 } 14310 if (ensureVerifyAppsEnabled) { 14311 return true; 14312 } 14313 // Check if the developer does not want package verification for ADB installs 14314 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14315 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14316 return false; 14317 } 14318 } else { 14319 // only when not installed from ADB, skip verification for instant apps when 14320 // the installer and verifier are the same. 14321 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14322 if (mInstantAppInstallerActivity != null 14323 && mInstantAppInstallerActivity.packageName.equals( 14324 mRequiredVerifierPackage)) { 14325 try { 14326 mContext.getSystemService(AppOpsManager.class) 14327 .checkPackage(installerUid, mRequiredVerifierPackage); 14328 if (DEBUG_VERIFY) { 14329 Slog.i(TAG, "disable verification for instant app"); 14330 } 14331 return false; 14332 } catch (SecurityException ignore) { } 14333 } 14334 } 14335 } 14336 14337 if (ensureVerifyAppsEnabled) { 14338 return true; 14339 } 14340 14341 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14342 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14343 } 14344 14345 @Override 14346 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14347 throws RemoteException { 14348 mContext.enforceCallingOrSelfPermission( 14349 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14350 "Only intentfilter verification agents can verify applications"); 14351 14352 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14353 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14354 Binder.getCallingUid(), verificationCode, failedDomains); 14355 msg.arg1 = id; 14356 msg.obj = response; 14357 mHandler.sendMessage(msg); 14358 } 14359 14360 @Override 14361 public int getIntentVerificationStatus(String packageName, int userId) { 14362 final int callingUid = Binder.getCallingUid(); 14363 if (UserHandle.getUserId(callingUid) != userId) { 14364 mContext.enforceCallingOrSelfPermission( 14365 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14366 "getIntentVerificationStatus" + userId); 14367 } 14368 if (getInstantAppPackageName(callingUid) != null) { 14369 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14370 } 14371 synchronized (mPackages) { 14372 final PackageSetting ps = mSettings.mPackages.get(packageName); 14373 if (ps == null 14374 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14375 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14376 } 14377 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14378 } 14379 } 14380 14381 @Override 14382 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14383 mContext.enforceCallingOrSelfPermission( 14384 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14385 14386 boolean result = false; 14387 synchronized (mPackages) { 14388 final PackageSetting ps = mSettings.mPackages.get(packageName); 14389 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14390 return false; 14391 } 14392 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14393 } 14394 if (result) { 14395 scheduleWritePackageRestrictionsLocked(userId); 14396 } 14397 return result; 14398 } 14399 14400 @Override 14401 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14402 String packageName) { 14403 final int callingUid = Binder.getCallingUid(); 14404 if (getInstantAppPackageName(callingUid) != null) { 14405 return ParceledListSlice.emptyList(); 14406 } 14407 synchronized (mPackages) { 14408 final PackageSetting ps = mSettings.mPackages.get(packageName); 14409 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14410 return ParceledListSlice.emptyList(); 14411 } 14412 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14413 } 14414 } 14415 14416 @Override 14417 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14418 if (TextUtils.isEmpty(packageName)) { 14419 return ParceledListSlice.emptyList(); 14420 } 14421 final int callingUid = Binder.getCallingUid(); 14422 final int callingUserId = UserHandle.getUserId(callingUid); 14423 synchronized (mPackages) { 14424 PackageParser.Package pkg = mPackages.get(packageName); 14425 if (pkg == null || pkg.activities == null) { 14426 return ParceledListSlice.emptyList(); 14427 } 14428 if (pkg.mExtras == null) { 14429 return ParceledListSlice.emptyList(); 14430 } 14431 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14432 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14433 return ParceledListSlice.emptyList(); 14434 } 14435 final int count = pkg.activities.size(); 14436 ArrayList<IntentFilter> result = new ArrayList<>(); 14437 for (int n=0; n<count; n++) { 14438 PackageParser.Activity activity = pkg.activities.get(n); 14439 if (activity.intents != null && activity.intents.size() > 0) { 14440 result.addAll(activity.intents); 14441 } 14442 } 14443 return new ParceledListSlice<>(result); 14444 } 14445 } 14446 14447 @Override 14448 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14449 mContext.enforceCallingOrSelfPermission( 14450 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14451 if (UserHandle.getCallingUserId() != userId) { 14452 mContext.enforceCallingOrSelfPermission( 14453 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14454 } 14455 14456 synchronized (mPackages) { 14457 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14458 if (packageName != null) { 14459 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14460 packageName, userId); 14461 } 14462 return result; 14463 } 14464 } 14465 14466 @Override 14467 public String getDefaultBrowserPackageName(int userId) { 14468 if (UserHandle.getCallingUserId() != userId) { 14469 mContext.enforceCallingOrSelfPermission( 14470 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14471 } 14472 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14473 return null; 14474 } 14475 synchronized (mPackages) { 14476 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14477 } 14478 } 14479 14480 /** 14481 * Get the "allow unknown sources" setting. 14482 * 14483 * @return the current "allow unknown sources" setting 14484 */ 14485 private int getUnknownSourcesSettings() { 14486 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14487 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14488 -1); 14489 } 14490 14491 @Override 14492 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14493 final int callingUid = Binder.getCallingUid(); 14494 if (getInstantAppPackageName(callingUid) != null) { 14495 return; 14496 } 14497 // writer 14498 synchronized (mPackages) { 14499 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14500 if (targetPackageSetting == null 14501 || filterAppAccessLPr( 14502 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14503 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14504 } 14505 14506 PackageSetting installerPackageSetting; 14507 if (installerPackageName != null) { 14508 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14509 if (installerPackageSetting == null) { 14510 throw new IllegalArgumentException("Unknown installer package: " 14511 + installerPackageName); 14512 } 14513 } else { 14514 installerPackageSetting = null; 14515 } 14516 14517 Signature[] callerSignature; 14518 Object obj = mSettings.getUserIdLPr(callingUid); 14519 if (obj != null) { 14520 if (obj instanceof SharedUserSetting) { 14521 callerSignature = 14522 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14523 } else if (obj instanceof PackageSetting) { 14524 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14525 } else { 14526 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14527 } 14528 } else { 14529 throw new SecurityException("Unknown calling UID: " + callingUid); 14530 } 14531 14532 // Verify: can't set installerPackageName to a package that is 14533 // not signed with the same cert as the caller. 14534 if (installerPackageSetting != null) { 14535 if (compareSignatures(callerSignature, 14536 installerPackageSetting.signatures.mSigningDetails.signatures) 14537 != PackageManager.SIGNATURE_MATCH) { 14538 throw new SecurityException( 14539 "Caller does not have same cert as new installer package " 14540 + installerPackageName); 14541 } 14542 } 14543 14544 // Verify: if target already has an installer package, it must 14545 // be signed with the same cert as the caller. 14546 if (targetPackageSetting.installerPackageName != null) { 14547 PackageSetting setting = mSettings.mPackages.get( 14548 targetPackageSetting.installerPackageName); 14549 // If the currently set package isn't valid, then it's always 14550 // okay to change it. 14551 if (setting != null) { 14552 if (compareSignatures(callerSignature, 14553 setting.signatures.mSigningDetails.signatures) 14554 != PackageManager.SIGNATURE_MATCH) { 14555 throw new SecurityException( 14556 "Caller does not have same cert as old installer package " 14557 + targetPackageSetting.installerPackageName); 14558 } 14559 } 14560 } 14561 14562 // Okay! 14563 targetPackageSetting.installerPackageName = installerPackageName; 14564 if (installerPackageName != null) { 14565 mSettings.mInstallerPackages.add(installerPackageName); 14566 } 14567 scheduleWriteSettingsLocked(); 14568 } 14569 } 14570 14571 @Override 14572 public void setApplicationCategoryHint(String packageName, int categoryHint, 14573 String callerPackageName) { 14574 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14575 throw new SecurityException("Instant applications don't have access to this method"); 14576 } 14577 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14578 callerPackageName); 14579 synchronized (mPackages) { 14580 PackageSetting ps = mSettings.mPackages.get(packageName); 14581 if (ps == null) { 14582 throw new IllegalArgumentException("Unknown target package " + packageName); 14583 } 14584 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14585 throw new IllegalArgumentException("Unknown target package " + packageName); 14586 } 14587 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14588 throw new IllegalArgumentException("Calling package " + callerPackageName 14589 + " is not installer for " + packageName); 14590 } 14591 14592 if (ps.categoryHint != categoryHint) { 14593 ps.categoryHint = categoryHint; 14594 scheduleWriteSettingsLocked(); 14595 } 14596 } 14597 } 14598 14599 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14600 // Queue up an async operation since the package installation may take a little while. 14601 mHandler.post(new Runnable() { 14602 public void run() { 14603 mHandler.removeCallbacks(this); 14604 // Result object to be returned 14605 PackageInstalledInfo res = new PackageInstalledInfo(); 14606 res.setReturnCode(currentStatus); 14607 res.uid = -1; 14608 res.pkg = null; 14609 res.removedInfo = null; 14610 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14611 args.doPreInstall(res.returnCode); 14612 synchronized (mInstallLock) { 14613 installPackageTracedLI(args, res); 14614 } 14615 args.doPostInstall(res.returnCode, res.uid); 14616 } 14617 14618 // A restore should be performed at this point if (a) the install 14619 // succeeded, (b) the operation is not an update, and (c) the new 14620 // package has not opted out of backup participation. 14621 final boolean update = res.removedInfo != null 14622 && res.removedInfo.removedPackage != null; 14623 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14624 boolean doRestore = !update 14625 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14626 14627 // Set up the post-install work request bookkeeping. This will be used 14628 // and cleaned up by the post-install event handling regardless of whether 14629 // there's a restore pass performed. Token values are >= 1. 14630 int token; 14631 if (mNextInstallToken < 0) mNextInstallToken = 1; 14632 token = mNextInstallToken++; 14633 14634 PostInstallData data = new PostInstallData(args, res); 14635 mRunningInstalls.put(token, data); 14636 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14637 14638 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14639 // Pass responsibility to the Backup Manager. It will perform a 14640 // restore if appropriate, then pass responsibility back to the 14641 // Package Manager to run the post-install observer callbacks 14642 // and broadcasts. 14643 IBackupManager bm = IBackupManager.Stub.asInterface( 14644 ServiceManager.getService(Context.BACKUP_SERVICE)); 14645 if (bm != null) { 14646 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14647 + " to BM for possible restore"); 14648 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14649 try { 14650 // TODO: http://b/22388012 14651 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14652 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14653 } else { 14654 doRestore = false; 14655 } 14656 } catch (RemoteException e) { 14657 // can't happen; the backup manager is local 14658 } catch (Exception e) { 14659 Slog.e(TAG, "Exception trying to enqueue restore", e); 14660 doRestore = false; 14661 } 14662 } else { 14663 Slog.e(TAG, "Backup Manager not found!"); 14664 doRestore = false; 14665 } 14666 } 14667 14668 if (!doRestore) { 14669 // No restore possible, or the Backup Manager was mysteriously not 14670 // available -- just fire the post-install work request directly. 14671 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14672 14673 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14674 14675 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14676 mHandler.sendMessage(msg); 14677 } 14678 } 14679 }); 14680 } 14681 14682 /** 14683 * Callback from PackageSettings whenever an app is first transitioned out of the 14684 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14685 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14686 * here whether the app is the target of an ongoing install, and only send the 14687 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14688 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14689 * handling. 14690 */ 14691 void notifyFirstLaunch(final String packageName, final String installerPackage, 14692 final int userId) { 14693 // Serialize this with the rest of the install-process message chain. In the 14694 // restore-at-install case, this Runnable will necessarily run before the 14695 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14696 // are coherent. In the non-restore case, the app has already completed install 14697 // and been launched through some other means, so it is not in a problematic 14698 // state for observers to see the FIRST_LAUNCH signal. 14699 mHandler.post(new Runnable() { 14700 @Override 14701 public void run() { 14702 for (int i = 0; i < mRunningInstalls.size(); i++) { 14703 final PostInstallData data = mRunningInstalls.valueAt(i); 14704 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14705 continue; 14706 } 14707 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14708 // right package; but is it for the right user? 14709 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14710 if (userId == data.res.newUsers[uIndex]) { 14711 if (DEBUG_BACKUP) { 14712 Slog.i(TAG, "Package " + packageName 14713 + " being restored so deferring FIRST_LAUNCH"); 14714 } 14715 return; 14716 } 14717 } 14718 } 14719 } 14720 // didn't find it, so not being restored 14721 if (DEBUG_BACKUP) { 14722 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14723 } 14724 final boolean isInstantApp = isInstantApp(packageName, userId); 14725 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14726 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14727 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14728 } 14729 }); 14730 } 14731 14732 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14733 int[] userIds, int[] instantUserIds) { 14734 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14735 installerPkg, null, userIds, instantUserIds); 14736 } 14737 14738 private abstract class HandlerParams { 14739 private static final int MAX_RETRIES = 4; 14740 14741 /** 14742 * Number of times startCopy() has been attempted and had a non-fatal 14743 * error. 14744 */ 14745 private int mRetries = 0; 14746 14747 /** User handle for the user requesting the information or installation. */ 14748 private final UserHandle mUser; 14749 String traceMethod; 14750 int traceCookie; 14751 14752 HandlerParams(UserHandle user) { 14753 mUser = user; 14754 } 14755 14756 UserHandle getUser() { 14757 return mUser; 14758 } 14759 14760 HandlerParams setTraceMethod(String traceMethod) { 14761 this.traceMethod = traceMethod; 14762 return this; 14763 } 14764 14765 HandlerParams setTraceCookie(int traceCookie) { 14766 this.traceCookie = traceCookie; 14767 return this; 14768 } 14769 14770 final boolean startCopy() { 14771 boolean res; 14772 try { 14773 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14774 14775 if (++mRetries > MAX_RETRIES) { 14776 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14777 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14778 handleServiceError(); 14779 return false; 14780 } else { 14781 handleStartCopy(); 14782 res = true; 14783 } 14784 } catch (RemoteException e) { 14785 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14786 mHandler.sendEmptyMessage(MCS_RECONNECT); 14787 res = false; 14788 } 14789 handleReturnCode(); 14790 return res; 14791 } 14792 14793 final void serviceError() { 14794 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14795 handleServiceError(); 14796 handleReturnCode(); 14797 } 14798 14799 abstract void handleStartCopy() throws RemoteException; 14800 abstract void handleServiceError(); 14801 abstract void handleReturnCode(); 14802 } 14803 14804 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14805 for (File path : paths) { 14806 try { 14807 mcs.clearDirectory(path.getAbsolutePath()); 14808 } catch (RemoteException e) { 14809 } 14810 } 14811 } 14812 14813 static class OriginInfo { 14814 /** 14815 * Location where install is coming from, before it has been 14816 * copied/renamed into place. This could be a single monolithic APK 14817 * file, or a cluster directory. This location may be untrusted. 14818 */ 14819 final File file; 14820 14821 /** 14822 * Flag indicating that {@link #file} or {@link #cid} has already been 14823 * staged, meaning downstream users don't need to defensively copy the 14824 * contents. 14825 */ 14826 final boolean staged; 14827 14828 /** 14829 * Flag indicating that {@link #file} or {@link #cid} is an already 14830 * installed app that is being moved. 14831 */ 14832 final boolean existing; 14833 14834 final String resolvedPath; 14835 final File resolvedFile; 14836 14837 static OriginInfo fromNothing() { 14838 return new OriginInfo(null, false, false); 14839 } 14840 14841 static OriginInfo fromUntrustedFile(File file) { 14842 return new OriginInfo(file, false, false); 14843 } 14844 14845 static OriginInfo fromExistingFile(File file) { 14846 return new OriginInfo(file, false, true); 14847 } 14848 14849 static OriginInfo fromStagedFile(File file) { 14850 return new OriginInfo(file, true, false); 14851 } 14852 14853 private OriginInfo(File file, boolean staged, boolean existing) { 14854 this.file = file; 14855 this.staged = staged; 14856 this.existing = existing; 14857 14858 if (file != null) { 14859 resolvedPath = file.getAbsolutePath(); 14860 resolvedFile = file; 14861 } else { 14862 resolvedPath = null; 14863 resolvedFile = null; 14864 } 14865 } 14866 } 14867 14868 static class MoveInfo { 14869 final int moveId; 14870 final String fromUuid; 14871 final String toUuid; 14872 final String packageName; 14873 final String dataAppName; 14874 final int appId; 14875 final String seinfo; 14876 final int targetSdkVersion; 14877 14878 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14879 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14880 this.moveId = moveId; 14881 this.fromUuid = fromUuid; 14882 this.toUuid = toUuid; 14883 this.packageName = packageName; 14884 this.dataAppName = dataAppName; 14885 this.appId = appId; 14886 this.seinfo = seinfo; 14887 this.targetSdkVersion = targetSdkVersion; 14888 } 14889 } 14890 14891 static class VerificationInfo { 14892 /** A constant used to indicate that a uid value is not present. */ 14893 public static final int NO_UID = -1; 14894 14895 /** URI referencing where the package was downloaded from. */ 14896 final Uri originatingUri; 14897 14898 /** HTTP referrer URI associated with the originatingURI. */ 14899 final Uri referrer; 14900 14901 /** UID of the application that the install request originated from. */ 14902 final int originatingUid; 14903 14904 /** UID of application requesting the install */ 14905 final int installerUid; 14906 14907 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14908 this.originatingUri = originatingUri; 14909 this.referrer = referrer; 14910 this.originatingUid = originatingUid; 14911 this.installerUid = installerUid; 14912 } 14913 } 14914 14915 class InstallParams extends HandlerParams { 14916 final OriginInfo origin; 14917 final MoveInfo move; 14918 final IPackageInstallObserver2 observer; 14919 int installFlags; 14920 final String installerPackageName; 14921 final String volumeUuid; 14922 private InstallArgs mArgs; 14923 private int mRet; 14924 final String packageAbiOverride; 14925 final String[] grantedRuntimePermissions; 14926 final VerificationInfo verificationInfo; 14927 final PackageParser.SigningDetails signingDetails; 14928 final int installReason; 14929 14930 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14931 int installFlags, String installerPackageName, String volumeUuid, 14932 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14933 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14934 super(user); 14935 this.origin = origin; 14936 this.move = move; 14937 this.observer = observer; 14938 this.installFlags = installFlags; 14939 this.installerPackageName = installerPackageName; 14940 this.volumeUuid = volumeUuid; 14941 this.verificationInfo = verificationInfo; 14942 this.packageAbiOverride = packageAbiOverride; 14943 this.grantedRuntimePermissions = grantedPermissions; 14944 this.signingDetails = signingDetails; 14945 this.installReason = installReason; 14946 } 14947 14948 @Override 14949 public String toString() { 14950 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14951 + " file=" + origin.file + "}"; 14952 } 14953 14954 private int installLocationPolicy(PackageInfoLite pkgLite) { 14955 String packageName = pkgLite.packageName; 14956 int installLocation = pkgLite.installLocation; 14957 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14958 // reader 14959 synchronized (mPackages) { 14960 // Currently installed package which the new package is attempting to replace or 14961 // null if no such package is installed. 14962 PackageParser.Package installedPkg = mPackages.get(packageName); 14963 // Package which currently owns the data which the new package will own if installed. 14964 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14965 // will be null whereas dataOwnerPkg will contain information about the package 14966 // which was uninstalled while keeping its data. 14967 PackageParser.Package dataOwnerPkg = installedPkg; 14968 if (dataOwnerPkg == null) { 14969 PackageSetting ps = mSettings.mPackages.get(packageName); 14970 if (ps != null) { 14971 dataOwnerPkg = ps.pkg; 14972 } 14973 } 14974 14975 if (dataOwnerPkg != null) { 14976 // If installed, the package will get access to data left on the device by its 14977 // predecessor. As a security measure, this is permited only if this is not a 14978 // version downgrade or if the predecessor package is marked as debuggable and 14979 // a downgrade is explicitly requested. 14980 // 14981 // On debuggable platform builds, downgrades are permitted even for 14982 // non-debuggable packages to make testing easier. Debuggable platform builds do 14983 // not offer security guarantees and thus it's OK to disable some security 14984 // mechanisms to make debugging/testing easier on those builds. However, even on 14985 // debuggable builds downgrades of packages are permitted only if requested via 14986 // installFlags. This is because we aim to keep the behavior of debuggable 14987 // platform builds as close as possible to the behavior of non-debuggable 14988 // platform builds. 14989 final boolean downgradeRequested = 14990 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14991 final boolean packageDebuggable = 14992 (dataOwnerPkg.applicationInfo.flags 14993 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14994 final boolean downgradePermitted = 14995 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14996 if (!downgradePermitted) { 14997 try { 14998 checkDowngrade(dataOwnerPkg, pkgLite); 14999 } catch (PackageManagerException e) { 15000 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 15001 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 15002 } 15003 } 15004 } 15005 15006 if (installedPkg != null) { 15007 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15008 // Check for updated system application. 15009 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15010 if (onSd) { 15011 Slog.w(TAG, "Cannot install update to system app on sdcard"); 15012 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 15013 } 15014 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15015 } else { 15016 if (onSd) { 15017 // Install flag overrides everything. 15018 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15019 } 15020 // If current upgrade specifies particular preference 15021 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 15022 // Application explicitly specified internal. 15023 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15024 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 15025 // App explictly prefers external. Let policy decide 15026 } else { 15027 // Prefer previous location 15028 if (isExternal(installedPkg)) { 15029 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15030 } 15031 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15032 } 15033 } 15034 } else { 15035 // Invalid install. Return error code 15036 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 15037 } 15038 } 15039 } 15040 // All the special cases have been taken care of. 15041 // Return result based on recommended install location. 15042 if (onSd) { 15043 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15044 } 15045 return pkgLite.recommendedInstallLocation; 15046 } 15047 15048 /* 15049 * Invoke remote method to get package information and install 15050 * location values. Override install location based on default 15051 * policy if needed and then create install arguments based 15052 * on the install location. 15053 */ 15054 public void handleStartCopy() throws RemoteException { 15055 int ret = PackageManager.INSTALL_SUCCEEDED; 15056 15057 // If we're already staged, we've firmly committed to an install location 15058 if (origin.staged) { 15059 if (origin.file != null) { 15060 installFlags |= PackageManager.INSTALL_INTERNAL; 15061 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15062 } else { 15063 throw new IllegalStateException("Invalid stage location"); 15064 } 15065 } 15066 15067 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15068 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15069 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15070 PackageInfoLite pkgLite = null; 15071 15072 if (onInt && onSd) { 15073 // Check if both bits are set. 15074 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15075 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15076 } else if (onSd && ephemeral) { 15077 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15078 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15079 } else { 15080 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15081 packageAbiOverride); 15082 15083 if (DEBUG_INSTANT && ephemeral) { 15084 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15085 } 15086 15087 /* 15088 * If we have too little free space, try to free cache 15089 * before giving up. 15090 */ 15091 if (!origin.staged && pkgLite.recommendedInstallLocation 15092 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15093 // TODO: focus freeing disk space on the target device 15094 final StorageManager storage = StorageManager.from(mContext); 15095 final long lowThreshold = storage.getStorageLowBytes( 15096 Environment.getDataDirectory()); 15097 15098 final long sizeBytes = mContainerService.calculateInstalledSize( 15099 origin.resolvedPath, packageAbiOverride); 15100 15101 try { 15102 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15103 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15104 installFlags, packageAbiOverride); 15105 } catch (InstallerException e) { 15106 Slog.w(TAG, "Failed to free cache", e); 15107 } 15108 15109 /* 15110 * The cache free must have deleted the file we 15111 * downloaded to install. 15112 * 15113 * TODO: fix the "freeCache" call to not delete 15114 * the file we care about. 15115 */ 15116 if (pkgLite.recommendedInstallLocation 15117 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15118 pkgLite.recommendedInstallLocation 15119 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15120 } 15121 } 15122 } 15123 15124 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15125 int loc = pkgLite.recommendedInstallLocation; 15126 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15127 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15128 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15129 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15130 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15131 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15132 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15133 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15134 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15135 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15136 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15137 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15138 } else { 15139 // Override with defaults if needed. 15140 loc = installLocationPolicy(pkgLite); 15141 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15142 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15143 } else if (!onSd && !onInt) { 15144 // Override install location with flags 15145 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15146 // Set the flag to install on external media. 15147 installFlags |= PackageManager.INSTALL_EXTERNAL; 15148 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15149 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15150 if (DEBUG_INSTANT) { 15151 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15152 } 15153 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15154 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15155 |PackageManager.INSTALL_INTERNAL); 15156 } else { 15157 // Make sure the flag for installing on external 15158 // media is unset 15159 installFlags |= PackageManager.INSTALL_INTERNAL; 15160 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15161 } 15162 } 15163 } 15164 } 15165 15166 final InstallArgs args = createInstallArgs(this); 15167 mArgs = args; 15168 15169 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15170 // TODO: http://b/22976637 15171 // Apps installed for "all" users use the device owner to verify the app 15172 UserHandle verifierUser = getUser(); 15173 if (verifierUser == UserHandle.ALL) { 15174 verifierUser = UserHandle.SYSTEM; 15175 } 15176 15177 /* 15178 * Determine if we have any installed package verifiers. If we 15179 * do, then we'll defer to them to verify the packages. 15180 */ 15181 final int requiredUid = mRequiredVerifierPackage == null ? -1 15182 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15183 verifierUser.getIdentifier()); 15184 final int installerUid = 15185 verificationInfo == null ? -1 : verificationInfo.installerUid; 15186 if (!origin.existing && requiredUid != -1 15187 && isVerificationEnabled( 15188 verifierUser.getIdentifier(), installFlags, installerUid)) { 15189 final Intent verification = new Intent( 15190 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15191 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15192 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15193 PACKAGE_MIME_TYPE); 15194 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15195 15196 // Query all live verifiers based on current user state 15197 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15198 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15199 false /*allowDynamicSplits*/); 15200 15201 if (DEBUG_VERIFY) { 15202 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15203 + verification.toString() + " with " + pkgLite.verifiers.length 15204 + " optional verifiers"); 15205 } 15206 15207 final int verificationId = mPendingVerificationToken++; 15208 15209 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15210 15211 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15212 installerPackageName); 15213 15214 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15215 installFlags); 15216 15217 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15218 pkgLite.packageName); 15219 15220 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15221 pkgLite.versionCode); 15222 15223 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15224 pkgLite.getLongVersionCode()); 15225 15226 if (verificationInfo != null) { 15227 if (verificationInfo.originatingUri != null) { 15228 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15229 verificationInfo.originatingUri); 15230 } 15231 if (verificationInfo.referrer != null) { 15232 verification.putExtra(Intent.EXTRA_REFERRER, 15233 verificationInfo.referrer); 15234 } 15235 if (verificationInfo.originatingUid >= 0) { 15236 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15237 verificationInfo.originatingUid); 15238 } 15239 if (verificationInfo.installerUid >= 0) { 15240 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15241 verificationInfo.installerUid); 15242 } 15243 } 15244 15245 final PackageVerificationState verificationState = new PackageVerificationState( 15246 requiredUid, args); 15247 15248 mPendingVerification.append(verificationId, verificationState); 15249 15250 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15251 receivers, verificationState); 15252 15253 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15254 final long idleDuration = getVerificationTimeout(); 15255 15256 /* 15257 * If any sufficient verifiers were listed in the package 15258 * manifest, attempt to ask them. 15259 */ 15260 if (sufficientVerifiers != null) { 15261 final int N = sufficientVerifiers.size(); 15262 if (N == 0) { 15263 Slog.i(TAG, "Additional verifiers required, but none installed."); 15264 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15265 } else { 15266 for (int i = 0; i < N; i++) { 15267 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15268 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15269 verifierComponent.getPackageName(), idleDuration, 15270 verifierUser.getIdentifier(), false, "package verifier"); 15271 15272 final Intent sufficientIntent = new Intent(verification); 15273 sufficientIntent.setComponent(verifierComponent); 15274 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15275 } 15276 } 15277 } 15278 15279 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15280 mRequiredVerifierPackage, receivers); 15281 if (ret == PackageManager.INSTALL_SUCCEEDED 15282 && mRequiredVerifierPackage != null) { 15283 Trace.asyncTraceBegin( 15284 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15285 /* 15286 * Send the intent to the required verification agent, 15287 * but only start the verification timeout after the 15288 * target BroadcastReceivers have run. 15289 */ 15290 verification.setComponent(requiredVerifierComponent); 15291 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15292 mRequiredVerifierPackage, idleDuration, 15293 verifierUser.getIdentifier(), false, "package verifier"); 15294 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15295 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15296 new BroadcastReceiver() { 15297 @Override 15298 public void onReceive(Context context, Intent intent) { 15299 final Message msg = mHandler 15300 .obtainMessage(CHECK_PENDING_VERIFICATION); 15301 msg.arg1 = verificationId; 15302 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15303 } 15304 }, null, 0, null, null); 15305 15306 /* 15307 * We don't want the copy to proceed until verification 15308 * succeeds, so null out this field. 15309 */ 15310 mArgs = null; 15311 } 15312 } else { 15313 /* 15314 * No package verification is enabled, so immediately start 15315 * the remote call to initiate copy using temporary file. 15316 */ 15317 ret = args.copyApk(mContainerService, true); 15318 } 15319 } 15320 15321 mRet = ret; 15322 } 15323 15324 @Override 15325 void handleReturnCode() { 15326 // If mArgs is null, then MCS couldn't be reached. When it 15327 // reconnects, it will try again to install. At that point, this 15328 // will succeed. 15329 if (mArgs != null) { 15330 processPendingInstall(mArgs, mRet); 15331 } 15332 } 15333 15334 @Override 15335 void handleServiceError() { 15336 mArgs = createInstallArgs(this); 15337 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15338 } 15339 } 15340 15341 private InstallArgs createInstallArgs(InstallParams params) { 15342 if (params.move != null) { 15343 return new MoveInstallArgs(params); 15344 } else { 15345 return new FileInstallArgs(params); 15346 } 15347 } 15348 15349 /** 15350 * Create args that describe an existing installed package. Typically used 15351 * when cleaning up old installs, or used as a move source. 15352 */ 15353 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15354 String resourcePath, String[] instructionSets) { 15355 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15356 } 15357 15358 static abstract class InstallArgs { 15359 /** @see InstallParams#origin */ 15360 final OriginInfo origin; 15361 /** @see InstallParams#move */ 15362 final MoveInfo move; 15363 15364 final IPackageInstallObserver2 observer; 15365 // Always refers to PackageManager flags only 15366 final int installFlags; 15367 final String installerPackageName; 15368 final String volumeUuid; 15369 final UserHandle user; 15370 final String abiOverride; 15371 final String[] installGrantPermissions; 15372 /** If non-null, drop an async trace when the install completes */ 15373 final String traceMethod; 15374 final int traceCookie; 15375 final PackageParser.SigningDetails signingDetails; 15376 final int installReason; 15377 15378 // The list of instruction sets supported by this app. This is currently 15379 // only used during the rmdex() phase to clean up resources. We can get rid of this 15380 // if we move dex files under the common app path. 15381 /* nullable */ String[] instructionSets; 15382 15383 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15384 int installFlags, String installerPackageName, String volumeUuid, 15385 UserHandle user, String[] instructionSets, 15386 String abiOverride, String[] installGrantPermissions, 15387 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15388 int installReason) { 15389 this.origin = origin; 15390 this.move = move; 15391 this.installFlags = installFlags; 15392 this.observer = observer; 15393 this.installerPackageName = installerPackageName; 15394 this.volumeUuid = volumeUuid; 15395 this.user = user; 15396 this.instructionSets = instructionSets; 15397 this.abiOverride = abiOverride; 15398 this.installGrantPermissions = installGrantPermissions; 15399 this.traceMethod = traceMethod; 15400 this.traceCookie = traceCookie; 15401 this.signingDetails = signingDetails; 15402 this.installReason = installReason; 15403 } 15404 15405 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15406 abstract int doPreInstall(int status); 15407 15408 /** 15409 * Rename package into final resting place. All paths on the given 15410 * scanned package should be updated to reflect the rename. 15411 */ 15412 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15413 abstract int doPostInstall(int status, int uid); 15414 15415 /** @see PackageSettingBase#codePathString */ 15416 abstract String getCodePath(); 15417 /** @see PackageSettingBase#resourcePathString */ 15418 abstract String getResourcePath(); 15419 15420 // Need installer lock especially for dex file removal. 15421 abstract void cleanUpResourcesLI(); 15422 abstract boolean doPostDeleteLI(boolean delete); 15423 15424 /** 15425 * Called before the source arguments are copied. This is used mostly 15426 * for MoveParams when it needs to read the source file to put it in the 15427 * destination. 15428 */ 15429 int doPreCopy() { 15430 return PackageManager.INSTALL_SUCCEEDED; 15431 } 15432 15433 /** 15434 * Called after the source arguments are copied. This is used mostly for 15435 * MoveParams when it needs to read the source file to put it in the 15436 * destination. 15437 */ 15438 int doPostCopy(int uid) { 15439 return PackageManager.INSTALL_SUCCEEDED; 15440 } 15441 15442 protected boolean isFwdLocked() { 15443 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15444 } 15445 15446 protected boolean isExternalAsec() { 15447 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15448 } 15449 15450 protected boolean isEphemeral() { 15451 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15452 } 15453 15454 UserHandle getUser() { 15455 return user; 15456 } 15457 } 15458 15459 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15460 if (!allCodePaths.isEmpty()) { 15461 if (instructionSets == null) { 15462 throw new IllegalStateException("instructionSet == null"); 15463 } 15464 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15465 for (String codePath : allCodePaths) { 15466 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15467 try { 15468 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15469 } catch (InstallerException ignored) { 15470 } 15471 } 15472 } 15473 } 15474 } 15475 15476 /** 15477 * Logic to handle installation of non-ASEC applications, including copying 15478 * and renaming logic. 15479 */ 15480 class FileInstallArgs extends InstallArgs { 15481 private File codeFile; 15482 private File resourceFile; 15483 15484 // Example topology: 15485 // /data/app/com.example/base.apk 15486 // /data/app/com.example/split_foo.apk 15487 // /data/app/com.example/lib/arm/libfoo.so 15488 // /data/app/com.example/lib/arm64/libfoo.so 15489 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15490 15491 /** New install */ 15492 FileInstallArgs(InstallParams params) { 15493 super(params.origin, params.move, params.observer, params.installFlags, 15494 params.installerPackageName, params.volumeUuid, 15495 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15496 params.grantedRuntimePermissions, 15497 params.traceMethod, params.traceCookie, params.signingDetails, 15498 params.installReason); 15499 if (isFwdLocked()) { 15500 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15501 } 15502 } 15503 15504 /** Existing install */ 15505 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15506 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15507 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15508 PackageManager.INSTALL_REASON_UNKNOWN); 15509 this.codeFile = (codePath != null) ? new File(codePath) : null; 15510 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15511 } 15512 15513 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15514 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15515 try { 15516 return doCopyApk(imcs, temp); 15517 } finally { 15518 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15519 } 15520 } 15521 15522 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15523 if (origin.staged) { 15524 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15525 codeFile = origin.file; 15526 resourceFile = origin.file; 15527 return PackageManager.INSTALL_SUCCEEDED; 15528 } 15529 15530 try { 15531 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15532 final File tempDir = 15533 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15534 codeFile = tempDir; 15535 resourceFile = tempDir; 15536 } catch (IOException e) { 15537 Slog.w(TAG, "Failed to create copy file: " + e); 15538 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15539 } 15540 15541 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15542 @Override 15543 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15544 if (!FileUtils.isValidExtFilename(name)) { 15545 throw new IllegalArgumentException("Invalid filename: " + name); 15546 } 15547 try { 15548 final File file = new File(codeFile, name); 15549 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15550 O_RDWR | O_CREAT, 0644); 15551 Os.chmod(file.getAbsolutePath(), 0644); 15552 return new ParcelFileDescriptor(fd); 15553 } catch (ErrnoException e) { 15554 throw new RemoteException("Failed to open: " + e.getMessage()); 15555 } 15556 } 15557 }; 15558 15559 int ret = PackageManager.INSTALL_SUCCEEDED; 15560 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15561 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15562 Slog.e(TAG, "Failed to copy package"); 15563 return ret; 15564 } 15565 15566 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15567 NativeLibraryHelper.Handle handle = null; 15568 try { 15569 handle = NativeLibraryHelper.Handle.create(codeFile); 15570 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15571 abiOverride); 15572 } catch (IOException e) { 15573 Slog.e(TAG, "Copying native libraries failed", e); 15574 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15575 } finally { 15576 IoUtils.closeQuietly(handle); 15577 } 15578 15579 return ret; 15580 } 15581 15582 int doPreInstall(int status) { 15583 if (status != PackageManager.INSTALL_SUCCEEDED) { 15584 cleanUp(); 15585 } 15586 return status; 15587 } 15588 15589 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15590 if (status != PackageManager.INSTALL_SUCCEEDED) { 15591 cleanUp(); 15592 return false; 15593 } 15594 15595 final File targetDir = codeFile.getParentFile(); 15596 final File beforeCodeFile = codeFile; 15597 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15598 15599 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15600 try { 15601 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15602 } catch (ErrnoException e) { 15603 Slog.w(TAG, "Failed to rename", e); 15604 return false; 15605 } 15606 15607 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15608 Slog.w(TAG, "Failed to restorecon"); 15609 return false; 15610 } 15611 15612 // Reflect the rename internally 15613 codeFile = afterCodeFile; 15614 resourceFile = afterCodeFile; 15615 15616 // Reflect the rename in scanned details 15617 try { 15618 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15619 } catch (IOException e) { 15620 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15621 return false; 15622 } 15623 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15624 afterCodeFile, pkg.baseCodePath)); 15625 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15626 afterCodeFile, pkg.splitCodePaths)); 15627 15628 // Reflect the rename in app info 15629 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15630 pkg.setApplicationInfoCodePath(pkg.codePath); 15631 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15632 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15633 pkg.setApplicationInfoResourcePath(pkg.codePath); 15634 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15635 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15636 15637 return true; 15638 } 15639 15640 int doPostInstall(int status, int uid) { 15641 if (status != PackageManager.INSTALL_SUCCEEDED) { 15642 cleanUp(); 15643 } 15644 return status; 15645 } 15646 15647 @Override 15648 String getCodePath() { 15649 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15650 } 15651 15652 @Override 15653 String getResourcePath() { 15654 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15655 } 15656 15657 private boolean cleanUp() { 15658 if (codeFile == null || !codeFile.exists()) { 15659 return false; 15660 } 15661 15662 removeCodePathLI(codeFile); 15663 15664 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15665 resourceFile.delete(); 15666 } 15667 15668 return true; 15669 } 15670 15671 void cleanUpResourcesLI() { 15672 // Try enumerating all code paths before deleting 15673 List<String> allCodePaths = Collections.EMPTY_LIST; 15674 if (codeFile != null && codeFile.exists()) { 15675 try { 15676 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15677 allCodePaths = pkg.getAllCodePaths(); 15678 } catch (PackageParserException e) { 15679 // Ignored; we tried our best 15680 } 15681 } 15682 15683 cleanUp(); 15684 removeDexFiles(allCodePaths, instructionSets); 15685 } 15686 15687 boolean doPostDeleteLI(boolean delete) { 15688 // XXX err, shouldn't we respect the delete flag? 15689 cleanUpResourcesLI(); 15690 return true; 15691 } 15692 } 15693 15694 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15695 PackageManagerException { 15696 if (copyRet < 0) { 15697 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15698 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15699 throw new PackageManagerException(copyRet, message); 15700 } 15701 } 15702 } 15703 15704 /** 15705 * Extract the StorageManagerService "container ID" from the full code path of an 15706 * .apk. 15707 */ 15708 static String cidFromCodePath(String fullCodePath) { 15709 int eidx = fullCodePath.lastIndexOf("/"); 15710 String subStr1 = fullCodePath.substring(0, eidx); 15711 int sidx = subStr1.lastIndexOf("/"); 15712 return subStr1.substring(sidx+1, eidx); 15713 } 15714 15715 /** 15716 * Logic to handle movement of existing installed applications. 15717 */ 15718 class MoveInstallArgs extends InstallArgs { 15719 private File codeFile; 15720 private File resourceFile; 15721 15722 /** New install */ 15723 MoveInstallArgs(InstallParams params) { 15724 super(params.origin, params.move, params.observer, params.installFlags, 15725 params.installerPackageName, params.volumeUuid, 15726 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15727 params.grantedRuntimePermissions, 15728 params.traceMethod, params.traceCookie, params.signingDetails, 15729 params.installReason); 15730 } 15731 15732 int copyApk(IMediaContainerService imcs, boolean temp) { 15733 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15734 + move.fromUuid + " to " + move.toUuid); 15735 synchronized (mInstaller) { 15736 try { 15737 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15738 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15739 } catch (InstallerException e) { 15740 Slog.w(TAG, "Failed to move app", e); 15741 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15742 } 15743 } 15744 15745 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15746 resourceFile = codeFile; 15747 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15748 15749 return PackageManager.INSTALL_SUCCEEDED; 15750 } 15751 15752 int doPreInstall(int status) { 15753 if (status != PackageManager.INSTALL_SUCCEEDED) { 15754 cleanUp(move.toUuid); 15755 } 15756 return status; 15757 } 15758 15759 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15760 if (status != PackageManager.INSTALL_SUCCEEDED) { 15761 cleanUp(move.toUuid); 15762 return false; 15763 } 15764 15765 // Reflect the move in app info 15766 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15767 pkg.setApplicationInfoCodePath(pkg.codePath); 15768 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15769 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15770 pkg.setApplicationInfoResourcePath(pkg.codePath); 15771 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15772 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15773 15774 return true; 15775 } 15776 15777 int doPostInstall(int status, int uid) { 15778 if (status == PackageManager.INSTALL_SUCCEEDED) { 15779 cleanUp(move.fromUuid); 15780 } else { 15781 cleanUp(move.toUuid); 15782 } 15783 return status; 15784 } 15785 15786 @Override 15787 String getCodePath() { 15788 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15789 } 15790 15791 @Override 15792 String getResourcePath() { 15793 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15794 } 15795 15796 private boolean cleanUp(String volumeUuid) { 15797 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15798 move.dataAppName); 15799 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15800 final int[] userIds = sUserManager.getUserIds(); 15801 synchronized (mInstallLock) { 15802 // Clean up both app data and code 15803 // All package moves are frozen until finished 15804 for (int userId : userIds) { 15805 try { 15806 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15807 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15808 } catch (InstallerException e) { 15809 Slog.w(TAG, String.valueOf(e)); 15810 } 15811 } 15812 removeCodePathLI(codeFile); 15813 } 15814 return true; 15815 } 15816 15817 void cleanUpResourcesLI() { 15818 throw new UnsupportedOperationException(); 15819 } 15820 15821 boolean doPostDeleteLI(boolean delete) { 15822 throw new UnsupportedOperationException(); 15823 } 15824 } 15825 15826 static String getAsecPackageName(String packageCid) { 15827 int idx = packageCid.lastIndexOf("-"); 15828 if (idx == -1) { 15829 return packageCid; 15830 } 15831 return packageCid.substring(0, idx); 15832 } 15833 15834 // Utility method used to create code paths based on package name and available index. 15835 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15836 String idxStr = ""; 15837 int idx = 1; 15838 // Fall back to default value of idx=1 if prefix is not 15839 // part of oldCodePath 15840 if (oldCodePath != null) { 15841 String subStr = oldCodePath; 15842 // Drop the suffix right away 15843 if (suffix != null && subStr.endsWith(suffix)) { 15844 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15845 } 15846 // If oldCodePath already contains prefix find out the 15847 // ending index to either increment or decrement. 15848 int sidx = subStr.lastIndexOf(prefix); 15849 if (sidx != -1) { 15850 subStr = subStr.substring(sidx + prefix.length()); 15851 if (subStr != null) { 15852 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15853 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15854 } 15855 try { 15856 idx = Integer.parseInt(subStr); 15857 if (idx <= 1) { 15858 idx++; 15859 } else { 15860 idx--; 15861 } 15862 } catch(NumberFormatException e) { 15863 } 15864 } 15865 } 15866 } 15867 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15868 return prefix + idxStr; 15869 } 15870 15871 private File getNextCodePath(File targetDir, String packageName) { 15872 File result; 15873 SecureRandom random = new SecureRandom(); 15874 byte[] bytes = new byte[16]; 15875 do { 15876 random.nextBytes(bytes); 15877 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15878 result = new File(targetDir, packageName + "-" + suffix); 15879 } while (result.exists()); 15880 return result; 15881 } 15882 15883 // Utility method that returns the relative package path with respect 15884 // to the installation directory. Like say for /data/data/com.test-1.apk 15885 // string com.test-1 is returned. 15886 static String deriveCodePathName(String codePath) { 15887 if (codePath == null) { 15888 return null; 15889 } 15890 final File codeFile = new File(codePath); 15891 final String name = codeFile.getName(); 15892 if (codeFile.isDirectory()) { 15893 return name; 15894 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15895 final int lastDot = name.lastIndexOf('.'); 15896 return name.substring(0, lastDot); 15897 } else { 15898 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15899 return null; 15900 } 15901 } 15902 15903 static class PackageInstalledInfo { 15904 String name; 15905 int uid; 15906 // The set of users that originally had this package installed. 15907 int[] origUsers; 15908 // The set of users that now have this package installed. 15909 int[] newUsers; 15910 PackageParser.Package pkg; 15911 int returnCode; 15912 String returnMsg; 15913 String installerPackageName; 15914 PackageRemovedInfo removedInfo; 15915 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15916 15917 public void setError(int code, String msg) { 15918 setReturnCode(code); 15919 setReturnMessage(msg); 15920 Slog.w(TAG, msg); 15921 } 15922 15923 public void setError(String msg, PackageParserException e) { 15924 setReturnCode(e.error); 15925 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15926 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15927 for (int i = 0; i < childCount; i++) { 15928 addedChildPackages.valueAt(i).setError(msg, e); 15929 } 15930 Slog.w(TAG, msg, e); 15931 } 15932 15933 public void setError(String msg, PackageManagerException e) { 15934 returnCode = e.error; 15935 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15936 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15937 for (int i = 0; i < childCount; i++) { 15938 addedChildPackages.valueAt(i).setError(msg, e); 15939 } 15940 Slog.w(TAG, msg, e); 15941 } 15942 15943 public void setReturnCode(int returnCode) { 15944 this.returnCode = returnCode; 15945 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15946 for (int i = 0; i < childCount; i++) { 15947 addedChildPackages.valueAt(i).returnCode = returnCode; 15948 } 15949 } 15950 15951 private void setReturnMessage(String returnMsg) { 15952 this.returnMsg = returnMsg; 15953 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15954 for (int i = 0; i < childCount; i++) { 15955 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15956 } 15957 } 15958 15959 // In some error cases we want to convey more info back to the observer 15960 String origPackage; 15961 String origPermission; 15962 } 15963 15964 /* 15965 * Install a non-existing package. 15966 */ 15967 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15968 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15969 String volumeUuid, PackageInstalledInfo res, int installReason) { 15970 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15971 15972 // Remember this for later, in case we need to rollback this install 15973 String pkgName = pkg.packageName; 15974 15975 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15976 15977 synchronized(mPackages) { 15978 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15979 if (renamedPackage != null) { 15980 // A package with the same name is already installed, though 15981 // it has been renamed to an older name. The package we 15982 // are trying to install should be installed as an update to 15983 // the existing one, but that has not been requested, so bail. 15984 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15985 + " without first uninstalling package running as " 15986 + renamedPackage); 15987 return; 15988 } 15989 if (mPackages.containsKey(pkgName)) { 15990 // Don't allow installation over an existing package with the same name. 15991 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15992 + " without first uninstalling."); 15993 return; 15994 } 15995 } 15996 15997 try { 15998 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 15999 System.currentTimeMillis(), user); 16000 16001 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 16002 16003 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16004 prepareAppDataAfterInstallLIF(newPackage); 16005 16006 } else { 16007 // Remove package from internal structures, but keep around any 16008 // data that might have already existed 16009 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 16010 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16011 } 16012 } catch (PackageManagerException e) { 16013 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16014 } 16015 16016 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16017 } 16018 16019 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16020 try (DigestInputStream digestStream = 16021 new DigestInputStream(new FileInputStream(file), digest)) { 16022 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16023 } 16024 } 16025 16026 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 16027 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 16028 PackageInstalledInfo res, int installReason) { 16029 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16030 16031 final PackageParser.Package oldPackage; 16032 final PackageSetting ps; 16033 final String pkgName = pkg.packageName; 16034 final int[] allUsers; 16035 final int[] installedUsers; 16036 16037 synchronized(mPackages) { 16038 oldPackage = mPackages.get(pkgName); 16039 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16040 16041 // don't allow upgrade to target a release SDK from a pre-release SDK 16042 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16043 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16044 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16045 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16046 if (oldTargetsPreRelease 16047 && !newTargetsPreRelease 16048 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16049 Slog.w(TAG, "Can't install package targeting released sdk"); 16050 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16051 return; 16052 } 16053 16054 ps = mSettings.mPackages.get(pkgName); 16055 16056 // verify signatures are valid 16057 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16058 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16059 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16060 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16061 "New package not signed by keys specified by upgrade-keysets: " 16062 + pkgName); 16063 return; 16064 } 16065 } else { 16066 16067 // default to original signature matching 16068 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16069 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16070 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16071 "New package has a different signature: " + pkgName); 16072 return; 16073 } 16074 } 16075 16076 // don't allow a system upgrade unless the upgrade hash matches 16077 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16078 byte[] digestBytes = null; 16079 try { 16080 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16081 updateDigest(digest, new File(pkg.baseCodePath)); 16082 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16083 for (String path : pkg.splitCodePaths) { 16084 updateDigest(digest, new File(path)); 16085 } 16086 } 16087 digestBytes = digest.digest(); 16088 } catch (NoSuchAlgorithmException | IOException e) { 16089 res.setError(INSTALL_FAILED_INVALID_APK, 16090 "Could not compute hash: " + pkgName); 16091 return; 16092 } 16093 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16094 res.setError(INSTALL_FAILED_INVALID_APK, 16095 "New package fails restrict-update check: " + pkgName); 16096 return; 16097 } 16098 // retain upgrade restriction 16099 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16100 } 16101 16102 // Check for shared user id changes 16103 String invalidPackageName = 16104 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16105 if (invalidPackageName != null) { 16106 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16107 "Package " + invalidPackageName + " tried to change user " 16108 + oldPackage.mSharedUserId); 16109 return; 16110 } 16111 16112 // check if the new package supports all of the abis which the old package supports 16113 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16114 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16115 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16116 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16117 "Update to package " + pkgName + " doesn't support multi arch"); 16118 return; 16119 } 16120 16121 // In case of rollback, remember per-user/profile install state 16122 allUsers = sUserManager.getUserIds(); 16123 installedUsers = ps.queryInstalledUsers(allUsers, true); 16124 16125 // don't allow an upgrade from full to ephemeral 16126 if (isInstantApp) { 16127 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16128 for (int currentUser : allUsers) { 16129 if (!ps.getInstantApp(currentUser)) { 16130 // can't downgrade from full to instant 16131 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16132 + " for user: " + currentUser); 16133 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16134 return; 16135 } 16136 } 16137 } else if (!ps.getInstantApp(user.getIdentifier())) { 16138 // can't downgrade from full to instant 16139 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16140 + " for user: " + user.getIdentifier()); 16141 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16142 return; 16143 } 16144 } 16145 } 16146 16147 // Update what is removed 16148 res.removedInfo = new PackageRemovedInfo(this); 16149 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16150 res.removedInfo.removedPackage = oldPackage.packageName; 16151 res.removedInfo.installerPackageName = ps.installerPackageName; 16152 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16153 res.removedInfo.isUpdate = true; 16154 res.removedInfo.origUsers = installedUsers; 16155 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16156 for (int i = 0; i < installedUsers.length; i++) { 16157 final int userId = installedUsers[i]; 16158 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16159 } 16160 16161 final int childCount = (oldPackage.childPackages != null) 16162 ? oldPackage.childPackages.size() : 0; 16163 for (int i = 0; i < childCount; i++) { 16164 boolean childPackageUpdated = false; 16165 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16166 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16167 if (res.addedChildPackages != null) { 16168 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16169 if (childRes != null) { 16170 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16171 childRes.removedInfo.removedPackage = childPkg.packageName; 16172 if (childPs != null) { 16173 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16174 } 16175 childRes.removedInfo.isUpdate = true; 16176 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16177 childPackageUpdated = true; 16178 } 16179 } 16180 if (!childPackageUpdated) { 16181 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16182 childRemovedRes.removedPackage = childPkg.packageName; 16183 if (childPs != null) { 16184 childRemovedRes.installerPackageName = childPs.installerPackageName; 16185 } 16186 childRemovedRes.isUpdate = false; 16187 childRemovedRes.dataRemoved = true; 16188 synchronized (mPackages) { 16189 if (childPs != null) { 16190 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16191 } 16192 } 16193 if (res.removedInfo.removedChildPackages == null) { 16194 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16195 } 16196 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16197 } 16198 } 16199 16200 boolean sysPkg = (isSystemApp(oldPackage)); 16201 if (sysPkg) { 16202 // Set the system/privileged/oem/vendor/product flags as needed 16203 final boolean privileged = 16204 (oldPackage.applicationInfo.privateFlags 16205 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16206 final boolean oem = 16207 (oldPackage.applicationInfo.privateFlags 16208 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16209 final boolean vendor = 16210 (oldPackage.applicationInfo.privateFlags 16211 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16212 final boolean product = 16213 (oldPackage.applicationInfo.privateFlags 16214 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16215 final @ParseFlags int systemParseFlags = parseFlags; 16216 final @ScanFlags int systemScanFlags = scanFlags 16217 | SCAN_AS_SYSTEM 16218 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16219 | (oem ? SCAN_AS_OEM : 0) 16220 | (vendor ? SCAN_AS_VENDOR : 0) 16221 | (product ? SCAN_AS_PRODUCT : 0); 16222 16223 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16224 user, allUsers, installerPackageName, res, installReason); 16225 } else { 16226 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16227 user, allUsers, installerPackageName, res, installReason); 16228 } 16229 } 16230 16231 @Override 16232 public List<String> getPreviousCodePaths(String packageName) { 16233 final int callingUid = Binder.getCallingUid(); 16234 final List<String> result = new ArrayList<>(); 16235 if (getInstantAppPackageName(callingUid) != null) { 16236 return result; 16237 } 16238 final PackageSetting ps = mSettings.mPackages.get(packageName); 16239 if (ps != null 16240 && ps.oldCodePaths != null 16241 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16242 result.addAll(ps.oldCodePaths); 16243 } 16244 return result; 16245 } 16246 16247 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16248 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16249 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16250 String installerPackageName, PackageInstalledInfo res, int installReason) { 16251 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16252 + deletedPackage); 16253 16254 String pkgName = deletedPackage.packageName; 16255 boolean deletedPkg = true; 16256 boolean addedPkg = false; 16257 boolean updatedSettings = false; 16258 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16259 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16260 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16261 16262 final long origUpdateTime = (pkg.mExtras != null) 16263 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16264 16265 // First delete the existing package while retaining the data directory 16266 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16267 res.removedInfo, true, pkg)) { 16268 // If the existing package wasn't successfully deleted 16269 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16270 deletedPkg = false; 16271 } else { 16272 // Successfully deleted the old package; proceed with replace. 16273 16274 // If deleted package lived in a container, give users a chance to 16275 // relinquish resources before killing. 16276 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16277 if (DEBUG_INSTALL) { 16278 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16279 } 16280 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16281 final ArrayList<String> pkgList = new ArrayList<String>(1); 16282 pkgList.add(deletedPackage.applicationInfo.packageName); 16283 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16284 } 16285 16286 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16287 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16288 16289 try { 16290 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16291 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16292 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16293 installReason); 16294 16295 // Update the in-memory copy of the previous code paths. 16296 PackageSetting ps = mSettings.mPackages.get(pkgName); 16297 if (!killApp) { 16298 if (ps.oldCodePaths == null) { 16299 ps.oldCodePaths = new ArraySet<>(); 16300 } 16301 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16302 if (deletedPackage.splitCodePaths != null) { 16303 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16304 } 16305 } else { 16306 ps.oldCodePaths = null; 16307 } 16308 if (ps.childPackageNames != null) { 16309 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16310 final String childPkgName = ps.childPackageNames.get(i); 16311 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16312 childPs.oldCodePaths = ps.oldCodePaths; 16313 } 16314 } 16315 // set instant app status, but, only if it's explicitly specified 16316 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16317 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16318 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16319 prepareAppDataAfterInstallLIF(newPackage); 16320 addedPkg = true; 16321 mDexManager.notifyPackageUpdated(newPackage.packageName, 16322 newPackage.baseCodePath, newPackage.splitCodePaths); 16323 } catch (PackageManagerException e) { 16324 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16325 } 16326 } 16327 16328 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16329 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16330 16331 // Revert all internal state mutations and added folders for the failed install 16332 if (addedPkg) { 16333 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16334 res.removedInfo, true, null); 16335 } 16336 16337 // Restore the old package 16338 if (deletedPkg) { 16339 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16340 File restoreFile = new File(deletedPackage.codePath); 16341 // Parse old package 16342 boolean oldExternal = isExternal(deletedPackage); 16343 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16344 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16345 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16346 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16347 try { 16348 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16349 null); 16350 } catch (PackageManagerException e) { 16351 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16352 + e.getMessage()); 16353 return; 16354 } 16355 16356 synchronized (mPackages) { 16357 // Ensure the installer package name up to date 16358 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16359 16360 // Update permissions for restored package 16361 mPermissionManager.updatePermissions( 16362 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16363 mPermissionCallback); 16364 16365 mSettings.writeLPr(); 16366 } 16367 16368 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16369 } 16370 } else { 16371 synchronized (mPackages) { 16372 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16373 if (ps != null) { 16374 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16375 if (res.removedInfo.removedChildPackages != null) { 16376 final int childCount = res.removedInfo.removedChildPackages.size(); 16377 // Iterate in reverse as we may modify the collection 16378 for (int i = childCount - 1; i >= 0; i--) { 16379 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16380 if (res.addedChildPackages.containsKey(childPackageName)) { 16381 res.removedInfo.removedChildPackages.removeAt(i); 16382 } else { 16383 PackageRemovedInfo childInfo = res.removedInfo 16384 .removedChildPackages.valueAt(i); 16385 childInfo.removedForAllUsers = mPackages.get( 16386 childInfo.removedPackage) == null; 16387 } 16388 } 16389 } 16390 } 16391 } 16392 } 16393 } 16394 16395 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16396 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16397 final @ScanFlags int scanFlags, UserHandle user, 16398 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16399 int installReason) { 16400 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16401 + ", old=" + deletedPackage); 16402 16403 final boolean disabledSystem; 16404 16405 // Remove existing system package 16406 removePackageLI(deletedPackage, true); 16407 16408 synchronized (mPackages) { 16409 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16410 } 16411 if (!disabledSystem) { 16412 // We didn't need to disable the .apk as a current system package, 16413 // which means we are replacing another update that is already 16414 // installed. We need to make sure to delete the older one's .apk. 16415 res.removedInfo.args = createInstallArgsForExisting(0, 16416 deletedPackage.applicationInfo.getCodePath(), 16417 deletedPackage.applicationInfo.getResourcePath(), 16418 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16419 } else { 16420 res.removedInfo.args = null; 16421 } 16422 16423 // Successfully disabled the old package. Now proceed with re-installation 16424 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16425 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16426 16427 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16428 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16429 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16430 16431 PackageParser.Package newPackage = null; 16432 try { 16433 // Add the package to the internal data structures 16434 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16435 16436 // Set the update and install times 16437 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16438 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16439 System.currentTimeMillis()); 16440 16441 // Update the package dynamic state if succeeded 16442 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16443 // Now that the install succeeded make sure we remove data 16444 // directories for any child package the update removed. 16445 final int deletedChildCount = (deletedPackage.childPackages != null) 16446 ? deletedPackage.childPackages.size() : 0; 16447 final int newChildCount = (newPackage.childPackages != null) 16448 ? newPackage.childPackages.size() : 0; 16449 for (int i = 0; i < deletedChildCount; i++) { 16450 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16451 boolean childPackageDeleted = true; 16452 for (int j = 0; j < newChildCount; j++) { 16453 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16454 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16455 childPackageDeleted = false; 16456 break; 16457 } 16458 } 16459 if (childPackageDeleted) { 16460 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16461 deletedChildPkg.packageName); 16462 if (ps != null && res.removedInfo.removedChildPackages != null) { 16463 PackageRemovedInfo removedChildRes = res.removedInfo 16464 .removedChildPackages.get(deletedChildPkg.packageName); 16465 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16466 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16467 } 16468 } 16469 } 16470 16471 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16472 installReason); 16473 prepareAppDataAfterInstallLIF(newPackage); 16474 16475 mDexManager.notifyPackageUpdated(newPackage.packageName, 16476 newPackage.baseCodePath, newPackage.splitCodePaths); 16477 } 16478 } catch (PackageManagerException e) { 16479 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16480 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16481 } 16482 16483 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16484 // Re installation failed. Restore old information 16485 // Remove new pkg information 16486 if (newPackage != null) { 16487 removeInstalledPackageLI(newPackage, true); 16488 } 16489 // Add back the old system package 16490 try { 16491 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16492 } catch (PackageManagerException e) { 16493 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16494 } 16495 16496 synchronized (mPackages) { 16497 if (disabledSystem) { 16498 enableSystemPackageLPw(deletedPackage); 16499 } 16500 16501 // Ensure the installer package name up to date 16502 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16503 16504 // Update permissions for restored package 16505 mPermissionManager.updatePermissions( 16506 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16507 mPermissionCallback); 16508 16509 mSettings.writeLPr(); 16510 } 16511 16512 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16513 + " after failed upgrade"); 16514 } 16515 } 16516 16517 /** 16518 * Checks whether the parent or any of the child packages have a change shared 16519 * user. For a package to be a valid update the shred users of the parent and 16520 * the children should match. We may later support changing child shared users. 16521 * @param oldPkg The updated package. 16522 * @param newPkg The update package. 16523 * @return The shared user that change between the versions. 16524 */ 16525 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16526 PackageParser.Package newPkg) { 16527 // Check parent shared user 16528 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16529 return newPkg.packageName; 16530 } 16531 // Check child shared users 16532 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16533 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16534 for (int i = 0; i < newChildCount; i++) { 16535 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16536 // If this child was present, did it have the same shared user? 16537 for (int j = 0; j < oldChildCount; j++) { 16538 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16539 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16540 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16541 return newChildPkg.packageName; 16542 } 16543 } 16544 } 16545 return null; 16546 } 16547 16548 private void removeNativeBinariesLI(PackageSetting ps) { 16549 // Remove the lib path for the parent package 16550 if (ps != null) { 16551 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16552 // Remove the lib path for the child packages 16553 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16554 for (int i = 0; i < childCount; i++) { 16555 PackageSetting childPs = null; 16556 synchronized (mPackages) { 16557 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16558 } 16559 if (childPs != null) { 16560 NativeLibraryHelper.removeNativeBinariesLI(childPs 16561 .legacyNativeLibraryPathString); 16562 } 16563 } 16564 } 16565 } 16566 16567 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16568 // Enable the parent package 16569 mSettings.enableSystemPackageLPw(pkg.packageName); 16570 // Enable the child packages 16571 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16572 for (int i = 0; i < childCount; i++) { 16573 PackageParser.Package childPkg = pkg.childPackages.get(i); 16574 mSettings.enableSystemPackageLPw(childPkg.packageName); 16575 } 16576 } 16577 16578 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16579 PackageParser.Package newPkg) { 16580 // Disable the parent package (parent always replaced) 16581 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16582 // Disable the child packages 16583 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16584 for (int i = 0; i < childCount; i++) { 16585 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16586 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16587 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16588 } 16589 return disabled; 16590 } 16591 16592 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16593 String installerPackageName) { 16594 // Enable the parent package 16595 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16596 // Enable the child packages 16597 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16598 for (int i = 0; i < childCount; i++) { 16599 PackageParser.Package childPkg = pkg.childPackages.get(i); 16600 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16601 } 16602 } 16603 16604 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16605 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16606 // Update the parent package setting 16607 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16608 res, user, installReason); 16609 // Update the child packages setting 16610 final int childCount = (newPackage.childPackages != null) 16611 ? newPackage.childPackages.size() : 0; 16612 for (int i = 0; i < childCount; i++) { 16613 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16614 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16615 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16616 childRes.origUsers, childRes, user, installReason); 16617 } 16618 } 16619 16620 private void updateSettingsInternalLI(PackageParser.Package pkg, 16621 String installerPackageName, int[] allUsers, int[] installedForUsers, 16622 PackageInstalledInfo res, UserHandle user, int installReason) { 16623 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16624 16625 final String pkgName = pkg.packageName; 16626 16627 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16628 synchronized (mPackages) { 16629// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16630 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16631 mPermissionCallback); 16632 // For system-bundled packages, we assume that installing an upgraded version 16633 // of the package implies that the user actually wants to run that new code, 16634 // so we enable the package. 16635 PackageSetting ps = mSettings.mPackages.get(pkgName); 16636 final int userId = user.getIdentifier(); 16637 if (ps != null) { 16638 if (isSystemApp(pkg)) { 16639 if (DEBUG_INSTALL) { 16640 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16641 } 16642 // Enable system package for requested users 16643 if (res.origUsers != null) { 16644 for (int origUserId : res.origUsers) { 16645 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16646 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16647 origUserId, installerPackageName); 16648 } 16649 } 16650 } 16651 // Also convey the prior install/uninstall state 16652 if (allUsers != null && installedForUsers != null) { 16653 for (int currentUserId : allUsers) { 16654 final boolean installed = ArrayUtils.contains( 16655 installedForUsers, currentUserId); 16656 if (DEBUG_INSTALL) { 16657 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16658 } 16659 ps.setInstalled(installed, currentUserId); 16660 } 16661 // these install state changes will be persisted in the 16662 // upcoming call to mSettings.writeLPr(). 16663 } 16664 } 16665 // It's implied that when a user requests installation, they want the app to be 16666 // installed and enabled. 16667 if (userId != UserHandle.USER_ALL) { 16668 ps.setInstalled(true, userId); 16669 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16670 } else { 16671 for (int currentUserId : sUserManager.getUserIds()) { 16672 ps.setInstalled(true, currentUserId); 16673 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, currentUserId, 16674 installerPackageName); 16675 } 16676 } 16677 16678 // When replacing an existing package, preserve the original install reason for all 16679 // users that had the package installed before. 16680 final Set<Integer> previousUserIds = new ArraySet<>(); 16681 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16682 final int installReasonCount = res.removedInfo.installReasons.size(); 16683 for (int i = 0; i < installReasonCount; i++) { 16684 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16685 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16686 ps.setInstallReason(previousInstallReason, previousUserId); 16687 previousUserIds.add(previousUserId); 16688 } 16689 } 16690 16691 // Set install reason for users that are having the package newly installed. 16692 if (userId == UserHandle.USER_ALL) { 16693 for (int currentUserId : sUserManager.getUserIds()) { 16694 if (!previousUserIds.contains(currentUserId)) { 16695 ps.setInstallReason(installReason, currentUserId); 16696 } 16697 } 16698 } else if (!previousUserIds.contains(userId)) { 16699 ps.setInstallReason(installReason, userId); 16700 } 16701 mSettings.writeKernelMappingLPr(ps); 16702 } 16703 res.name = pkgName; 16704 res.uid = pkg.applicationInfo.uid; 16705 res.pkg = pkg; 16706 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16707 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16708 //to update install status 16709 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16710 mSettings.writeLPr(); 16711 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16712 } 16713 16714 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16715 } 16716 16717 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16718 try { 16719 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16720 installPackageLI(args, res); 16721 } finally { 16722 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16723 } 16724 } 16725 16726 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16727 final int installFlags = args.installFlags; 16728 final String installerPackageName = args.installerPackageName; 16729 final String volumeUuid = args.volumeUuid; 16730 final File tmpPackageFile = new File(args.getCodePath()); 16731 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16732 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16733 || (args.volumeUuid != null)); 16734 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16735 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16736 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16737 final boolean virtualPreload = 16738 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16739 boolean replace = false; 16740 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16741 if (args.move != null) { 16742 // moving a complete application; perform an initial scan on the new install location 16743 scanFlags |= SCAN_INITIAL; 16744 } 16745 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16746 scanFlags |= SCAN_DONT_KILL_APP; 16747 } 16748 if (instantApp) { 16749 scanFlags |= SCAN_AS_INSTANT_APP; 16750 } 16751 if (fullApp) { 16752 scanFlags |= SCAN_AS_FULL_APP; 16753 } 16754 if (virtualPreload) { 16755 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16756 } 16757 16758 // Result object to be returned 16759 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16760 res.installerPackageName = installerPackageName; 16761 16762 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16763 16764 // Sanity check 16765 if (instantApp && (forwardLocked || onExternal)) { 16766 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16767 + " external=" + onExternal); 16768 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16769 return; 16770 } 16771 16772 // Retrieve PackageSettings and parse package 16773 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16774 | PackageParser.PARSE_ENFORCE_CODE 16775 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16776 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16777 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16778 PackageParser pp = new PackageParser(); 16779 pp.setSeparateProcesses(mSeparateProcesses); 16780 pp.setDisplayMetrics(mMetrics); 16781 pp.setCallback(mPackageParserCallback); 16782 16783 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16784 final PackageParser.Package pkg; 16785 try { 16786 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16787 DexMetadataHelper.validatePackageDexMetadata(pkg); 16788 } catch (PackageParserException e) { 16789 res.setError("Failed parse during installPackageLI", e); 16790 return; 16791 } finally { 16792 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16793 } 16794 16795 // Instant apps have several additional install-time checks. 16796 if (instantApp) { 16797 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16798 Slog.w(TAG, 16799 "Instant app package " + pkg.packageName + " does not target at least O"); 16800 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16801 "Instant app package must target at least O"); 16802 return; 16803 } 16804 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16805 Slog.w(TAG, "Instant app package " + pkg.packageName 16806 + " does not target targetSandboxVersion 2"); 16807 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16808 "Instant app package must use targetSandboxVersion 2"); 16809 return; 16810 } 16811 if (pkg.mSharedUserId != null) { 16812 Slog.w(TAG, "Instant app package " + pkg.packageName 16813 + " may not declare sharedUserId."); 16814 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16815 "Instant app package may not declare a sharedUserId"); 16816 return; 16817 } 16818 } 16819 16820 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16821 // Static shared libraries have synthetic package names 16822 renameStaticSharedLibraryPackage(pkg); 16823 16824 // No static shared libs on external storage 16825 if (onExternal) { 16826 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16827 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16828 "Packages declaring static-shared libs cannot be updated"); 16829 return; 16830 } 16831 } 16832 16833 // If we are installing a clustered package add results for the children 16834 if (pkg.childPackages != null) { 16835 synchronized (mPackages) { 16836 final int childCount = pkg.childPackages.size(); 16837 for (int i = 0; i < childCount; i++) { 16838 PackageParser.Package childPkg = pkg.childPackages.get(i); 16839 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16840 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16841 childRes.pkg = childPkg; 16842 childRes.name = childPkg.packageName; 16843 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16844 if (childPs != null) { 16845 childRes.origUsers = childPs.queryInstalledUsers( 16846 sUserManager.getUserIds(), true); 16847 } 16848 if ((mPackages.containsKey(childPkg.packageName))) { 16849 childRes.removedInfo = new PackageRemovedInfo(this); 16850 childRes.removedInfo.removedPackage = childPkg.packageName; 16851 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16852 } 16853 if (res.addedChildPackages == null) { 16854 res.addedChildPackages = new ArrayMap<>(); 16855 } 16856 res.addedChildPackages.put(childPkg.packageName, childRes); 16857 } 16858 } 16859 } 16860 16861 // If package doesn't declare API override, mark that we have an install 16862 // time CPU ABI override. 16863 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16864 pkg.cpuAbiOverride = args.abiOverride; 16865 } 16866 16867 String pkgName = res.name = pkg.packageName; 16868 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16869 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16870 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16871 return; 16872 } 16873 } 16874 16875 try { 16876 // either use what we've been given or parse directly from the APK 16877 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16878 pkg.setSigningDetails(args.signingDetails); 16879 } else { 16880 PackageParser.collectCertificates(pkg, false /* skipVerify */); 16881 } 16882 } catch (PackageParserException e) { 16883 res.setError("Failed collect during installPackageLI", e); 16884 return; 16885 } 16886 16887 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16888 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16889 Slog.w(TAG, "Instant app package " + pkg.packageName 16890 + " is not signed with at least APK Signature Scheme v2"); 16891 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16892 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16893 return; 16894 } 16895 16896 // Get rid of all references to package scan path via parser. 16897 pp = null; 16898 String oldCodePath = null; 16899 boolean systemApp = false; 16900 synchronized (mPackages) { 16901 // Check if installing already existing package 16902 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16903 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16904 if (pkg.mOriginalPackages != null 16905 && pkg.mOriginalPackages.contains(oldName) 16906 && mPackages.containsKey(oldName)) { 16907 // This package is derived from an original package, 16908 // and this device has been updating from that original 16909 // name. We must continue using the original name, so 16910 // rename the new package here. 16911 pkg.setPackageName(oldName); 16912 pkgName = pkg.packageName; 16913 replace = true; 16914 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16915 + oldName + " pkgName=" + pkgName); 16916 } else if (mPackages.containsKey(pkgName)) { 16917 // This package, under its official name, already exists 16918 // on the device; we should replace it. 16919 replace = true; 16920 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16921 } 16922 16923 // Child packages are installed through the parent package 16924 if (pkg.parentPackage != null) { 16925 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16926 "Package " + pkg.packageName + " is child of package " 16927 + pkg.parentPackage.parentPackage + ". Child packages " 16928 + "can be updated only through the parent package."); 16929 return; 16930 } 16931 16932 if (replace) { 16933 // Prevent apps opting out from runtime permissions 16934 PackageParser.Package oldPackage = mPackages.get(pkgName); 16935 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16936 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16937 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16938 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16939 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16940 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16941 + " doesn't support runtime permissions but the old" 16942 + " target SDK " + oldTargetSdk + " does."); 16943 return; 16944 } 16945 // Prevent persistent apps from being updated 16946 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16947 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16948 "Package " + oldPackage.packageName + " is a persistent app. " 16949 + "Persistent apps are not updateable."); 16950 return; 16951 } 16952 // Prevent apps from downgrading their targetSandbox. 16953 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16954 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16955 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16956 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16957 "Package " + pkg.packageName + " new target sandbox " 16958 + newTargetSandbox + " is incompatible with the previous value of" 16959 + oldTargetSandbox + "."); 16960 return; 16961 } 16962 16963 // Prevent installing of child packages 16964 if (oldPackage.parentPackage != null) { 16965 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16966 "Package " + pkg.packageName + " is child of package " 16967 + oldPackage.parentPackage + ". Child packages " 16968 + "can be updated only through the parent package."); 16969 return; 16970 } 16971 } 16972 } 16973 16974 PackageSetting ps = mSettings.mPackages.get(pkgName); 16975 if (ps != null) { 16976 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16977 16978 // Static shared libs have same package with different versions where 16979 // we internally use a synthetic package name to allow multiple versions 16980 // of the same package, therefore we need to compare signatures against 16981 // the package setting for the latest library version. 16982 PackageSetting signatureCheckPs = ps; 16983 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16984 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16985 if (libraryEntry != null) { 16986 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16987 } 16988 } 16989 16990 // Quick sanity check that we're signed correctly if updating; 16991 // we'll check this again later when scanning, but we want to 16992 // bail early here before tripping over redefined permissions. 16993 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16994 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16995 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16996 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16997 + pkg.packageName + " upgrade keys do not match the " 16998 + "previously installed version"); 16999 return; 17000 } 17001 } else { 17002 try { 17003 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 17004 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 17005 // We don't care about disabledPkgSetting on install for now. 17006 final boolean compatMatch = verifySignatures( 17007 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 17008 compareRecover); 17009 // The new KeySets will be re-added later in the scanning process. 17010 if (compatMatch) { 17011 synchronized (mPackages) { 17012 ksms.removeAppKeySetDataLPw(pkg.packageName); 17013 } 17014 } 17015 } catch (PackageManagerException e) { 17016 res.setError(e.error, e.getMessage()); 17017 return; 17018 } 17019 } 17020 17021 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17022 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17023 systemApp = (ps.pkg.applicationInfo.flags & 17024 ApplicationInfo.FLAG_SYSTEM) != 0; 17025 } 17026 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17027 } 17028 17029 int N = pkg.permissions.size(); 17030 for (int i = N-1; i >= 0; i--) { 17031 final PackageParser.Permission perm = pkg.permissions.get(i); 17032 final BasePermission bp = 17033 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 17034 17035 // Don't allow anyone but the system to define ephemeral permissions. 17036 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 17037 && !systemApp) { 17038 Slog.w(TAG, "Non-System package " + pkg.packageName 17039 + " attempting to delcare ephemeral permission " 17040 + perm.info.name + "; Removing ephemeral."); 17041 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 17042 } 17043 17044 // Check whether the newly-scanned package wants to define an already-defined perm 17045 if (bp != null) { 17046 // If the defining package is signed with our cert, it's okay. This 17047 // also includes the "updating the same package" case, of course. 17048 // "updating same package" could also involve key-rotation. 17049 final boolean sigsOk; 17050 final String sourcePackageName = bp.getSourcePackageName(); 17051 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 17052 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17053 if (sourcePackageName.equals(pkg.packageName) 17054 && (ksms.shouldCheckUpgradeKeySetLocked( 17055 sourcePackageSetting, scanFlags))) { 17056 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 17057 } else { 17058 17059 // in the event of signing certificate rotation, we need to see if the 17060 // package's certificate has rotated from the current one, or if it is an 17061 // older certificate with which the current is ok with sharing permissions 17062 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17063 pkg.mSigningDetails, 17064 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17065 sigsOk = true; 17066 } else if (pkg.mSigningDetails.checkCapability( 17067 sourcePackageSetting.signatures.mSigningDetails, 17068 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17069 17070 // the scanned package checks out, has signing certificate rotation 17071 // history, and is newer; bring it over 17072 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17073 sigsOk = true; 17074 } else { 17075 sigsOk = false; 17076 } 17077 } 17078 if (!sigsOk) { 17079 // If the owning package is the system itself, we log but allow 17080 // install to proceed; we fail the install on all other permission 17081 // redefinitions. 17082 if (!sourcePackageName.equals("android")) { 17083 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17084 + pkg.packageName + " attempting to redeclare permission " 17085 + perm.info.name + " already owned by " + sourcePackageName); 17086 res.origPermission = perm.info.name; 17087 res.origPackage = sourcePackageName; 17088 return; 17089 } else { 17090 Slog.w(TAG, "Package " + pkg.packageName 17091 + " attempting to redeclare system permission " 17092 + perm.info.name + "; ignoring new declaration"); 17093 pkg.permissions.remove(i); 17094 } 17095 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17096 // Prevent apps to change protection level to dangerous from any other 17097 // type as this would allow a privilege escalation where an app adds a 17098 // normal/signature permission in other app's group and later redefines 17099 // it as dangerous leading to the group auto-grant. 17100 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17101 == PermissionInfo.PROTECTION_DANGEROUS) { 17102 if (bp != null && !bp.isRuntime()) { 17103 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17104 + "non-runtime permission " + perm.info.name 17105 + " to runtime; keeping old protection level"); 17106 perm.info.protectionLevel = bp.getProtectionLevel(); 17107 } 17108 } 17109 } 17110 } 17111 } 17112 } 17113 17114 if (systemApp) { 17115 if (onExternal) { 17116 // Abort update; system app can't be replaced with app on sdcard 17117 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17118 "Cannot install updates to system apps on sdcard"); 17119 return; 17120 } else if (instantApp) { 17121 // Abort update; system app can't be replaced with an instant app 17122 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17123 "Cannot update a system app with an instant app"); 17124 return; 17125 } 17126 } 17127 17128 if (args.move != null) { 17129 // We did an in-place move, so dex is ready to roll 17130 scanFlags |= SCAN_NO_DEX; 17131 scanFlags |= SCAN_MOVE; 17132 17133 synchronized (mPackages) { 17134 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17135 if (ps == null) { 17136 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17137 "Missing settings for moved package " + pkgName); 17138 } 17139 17140 // We moved the entire application as-is, so bring over the 17141 // previously derived ABI information. 17142 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17143 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17144 } 17145 17146 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17147 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17148 scanFlags |= SCAN_NO_DEX; 17149 17150 try { 17151 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17152 args.abiOverride : pkg.cpuAbiOverride); 17153 final boolean extractNativeLibs = !pkg.isLibrary(); 17154 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17155 } catch (PackageManagerException pme) { 17156 Slog.e(TAG, "Error deriving application ABI", pme); 17157 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17158 return; 17159 } 17160 17161 // Shared libraries for the package need to be updated. 17162 synchronized (mPackages) { 17163 try { 17164 updateSharedLibrariesLPr(pkg, null); 17165 } catch (PackageManagerException e) { 17166 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17167 } 17168 } 17169 } 17170 17171 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17172 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17173 return; 17174 } 17175 17176 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17177 String apkPath = null; 17178 synchronized (mPackages) { 17179 // Note that if the attacker managed to skip verify setup, for example by tampering 17180 // with the package settings, upon reboot we will do full apk verification when 17181 // verity is not detected. 17182 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17183 if (ps != null && ps.isPrivileged()) { 17184 apkPath = pkg.baseCodePath; 17185 } 17186 } 17187 17188 if (apkPath != null) { 17189 final VerityUtils.SetupResult result = 17190 VerityUtils.generateApkVeritySetupData(apkPath); 17191 if (result.isOk()) { 17192 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17193 FileDescriptor fd = result.getUnownedFileDescriptor(); 17194 try { 17195 mInstaller.installApkVerity(apkPath, fd); 17196 } catch (InstallerException e) { 17197 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17198 "Failed to set up verity: " + e); 17199 return; 17200 } finally { 17201 IoUtils.closeQuietly(fd); 17202 } 17203 } else if (result.isFailed()) { 17204 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17205 return; 17206 } else { 17207 // Do nothing if verity is skipped. Will fall back to full apk verification on 17208 // reboot. 17209 } 17210 } 17211 } 17212 17213 if (!instantApp) { 17214 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17215 } else { 17216 if (DEBUG_DOMAIN_VERIFICATION) { 17217 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17218 } 17219 } 17220 17221 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17222 "installPackageLI")) { 17223 if (replace) { 17224 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17225 // Static libs have a synthetic package name containing the version 17226 // and cannot be updated as an update would get a new package name, 17227 // unless this is the exact same version code which is useful for 17228 // development. 17229 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17230 if (existingPkg != null && 17231 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17232 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17233 + "static-shared libs cannot be updated"); 17234 return; 17235 } 17236 } 17237 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17238 installerPackageName, res, args.installReason); 17239 } else { 17240 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17241 args.user, installerPackageName, volumeUuid, res, args.installReason); 17242 } 17243 } 17244 17245 // Prepare the application profiles for the new code paths. 17246 // This needs to be done before invoking dexopt so that any install-time profile 17247 // can be used for optimizations. 17248 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17249 17250 // Check whether we need to dexopt the app. 17251 // 17252 // NOTE: it is IMPORTANT to call dexopt: 17253 // - after doRename which will sync the package data from PackageParser.Package and its 17254 // corresponding ApplicationInfo. 17255 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17256 // uid of the application (pkg.applicationInfo.uid). 17257 // This update happens in place! 17258 // 17259 // We only need to dexopt if the package meets ALL of the following conditions: 17260 // 1) it is not forward locked. 17261 // 2) it is not on on an external ASEC container. 17262 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17263 // 17264 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17265 // complete, so we skip this step during installation. Instead, we'll take extra time 17266 // the first time the instant app starts. It's preferred to do it this way to provide 17267 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17268 // middle of running an instant app. The default behaviour can be overridden 17269 // via gservices. 17270 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17271 && !forwardLocked 17272 && !pkg.applicationInfo.isExternalAsec() 17273 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17274 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17275 17276 if (performDexopt) { 17277 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17278 // Do not run PackageDexOptimizer through the local performDexOpt 17279 // method because `pkg` may not be in `mPackages` yet. 17280 // 17281 // Also, don't fail application installs if the dexopt step fails. 17282 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17283 REASON_INSTALL, 17284 DexoptOptions.DEXOPT_BOOT_COMPLETE | 17285 DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE); 17286 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17287 null /* instructionSets */, 17288 getOrCreateCompilerPackageStats(pkg), 17289 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17290 dexoptOptions); 17291 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17292 } 17293 17294 // Notify BackgroundDexOptService that the package has been changed. 17295 // If this is an update of a package which used to fail to compile, 17296 // BackgroundDexOptService will remove it from its blacklist. 17297 // TODO: Layering violation 17298 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17299 17300 synchronized (mPackages) { 17301 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17302 if (ps != null) { 17303 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17304 ps.setUpdateAvailable(false /*updateAvailable*/); 17305 } 17306 17307 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17308 for (int i = 0; i < childCount; i++) { 17309 PackageParser.Package childPkg = pkg.childPackages.get(i); 17310 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17311 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17312 if (childPs != null) { 17313 childRes.newUsers = childPs.queryInstalledUsers( 17314 sUserManager.getUserIds(), true); 17315 } 17316 } 17317 17318 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17319 updateSequenceNumberLP(ps, res.newUsers); 17320 updateInstantAppInstallerLocked(pkgName); 17321 } 17322 } 17323 } 17324 17325 private void startIntentFilterVerifications(int userId, boolean replacing, 17326 PackageParser.Package pkg) { 17327 if (mIntentFilterVerifierComponent == null) { 17328 Slog.w(TAG, "No IntentFilter verification will not be done as " 17329 + "there is no IntentFilterVerifier available!"); 17330 return; 17331 } 17332 17333 final int verifierUid = getPackageUid( 17334 mIntentFilterVerifierComponent.getPackageName(), 17335 MATCH_DEBUG_TRIAGED_MISSING, 17336 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17337 17338 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17339 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17340 mHandler.sendMessage(msg); 17341 17342 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17343 for (int i = 0; i < childCount; i++) { 17344 PackageParser.Package childPkg = pkg.childPackages.get(i); 17345 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17346 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17347 mHandler.sendMessage(msg); 17348 } 17349 } 17350 17351 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17352 PackageParser.Package pkg) { 17353 int size = pkg.activities.size(); 17354 if (size == 0) { 17355 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17356 "No activity, so no need to verify any IntentFilter!"); 17357 return; 17358 } 17359 17360 final boolean hasDomainURLs = hasDomainURLs(pkg); 17361 if (!hasDomainURLs) { 17362 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17363 "No domain URLs, so no need to verify any IntentFilter!"); 17364 return; 17365 } 17366 17367 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17368 + " if any IntentFilter from the " + size 17369 + " Activities needs verification ..."); 17370 17371 int count = 0; 17372 final String packageName = pkg.packageName; 17373 17374 synchronized (mPackages) { 17375 // If this is a new install and we see that we've already run verification for this 17376 // package, we have nothing to do: it means the state was restored from backup. 17377 if (!replacing) { 17378 IntentFilterVerificationInfo ivi = 17379 mSettings.getIntentFilterVerificationLPr(packageName); 17380 if (ivi != null) { 17381 if (DEBUG_DOMAIN_VERIFICATION) { 17382 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17383 + ivi.getStatusString()); 17384 } 17385 return; 17386 } 17387 } 17388 17389 // If any filters need to be verified, then all need to be. 17390 boolean needToVerify = false; 17391 for (PackageParser.Activity a : pkg.activities) { 17392 for (ActivityIntentInfo filter : a.intents) { 17393 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17394 if (DEBUG_DOMAIN_VERIFICATION) { 17395 Slog.d(TAG, 17396 "Intent filter needs verification, so processing all filters"); 17397 } 17398 needToVerify = true; 17399 break; 17400 } 17401 } 17402 } 17403 17404 if (needToVerify) { 17405 final int verificationId = mIntentFilterVerificationToken++; 17406 for (PackageParser.Activity a : pkg.activities) { 17407 for (ActivityIntentInfo filter : a.intents) { 17408 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17409 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17410 "Verification needed for IntentFilter:" + filter.toString()); 17411 mIntentFilterVerifier.addOneIntentFilterVerification( 17412 verifierUid, userId, verificationId, filter, packageName); 17413 count++; 17414 } 17415 } 17416 } 17417 } 17418 } 17419 17420 if (count > 0) { 17421 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17422 + " IntentFilter verification" + (count > 1 ? "s" : "") 17423 + " for userId:" + userId); 17424 mIntentFilterVerifier.startVerifications(userId); 17425 } else { 17426 if (DEBUG_DOMAIN_VERIFICATION) { 17427 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17428 } 17429 } 17430 } 17431 17432 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17433 final ComponentName cn = filter.activity.getComponentName(); 17434 final String packageName = cn.getPackageName(); 17435 17436 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17437 packageName); 17438 if (ivi == null) { 17439 return true; 17440 } 17441 int status = ivi.getStatus(); 17442 switch (status) { 17443 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17444 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17445 return true; 17446 17447 default: 17448 // Nothing to do 17449 return false; 17450 } 17451 } 17452 17453 private static boolean isMultiArch(ApplicationInfo info) { 17454 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17455 } 17456 17457 private static boolean isExternal(PackageParser.Package pkg) { 17458 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17459 } 17460 17461 private static boolean isExternal(PackageSetting ps) { 17462 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17463 } 17464 17465 private static boolean isSystemApp(PackageParser.Package pkg) { 17466 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17467 } 17468 17469 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17470 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17471 } 17472 17473 private static boolean isOemApp(PackageParser.Package pkg) { 17474 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17475 } 17476 17477 private static boolean isVendorApp(PackageParser.Package pkg) { 17478 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17479 } 17480 17481 private static boolean isProductApp(PackageParser.Package pkg) { 17482 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17483 } 17484 17485 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17486 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17487 } 17488 17489 private static boolean isSystemApp(PackageSetting ps) { 17490 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17491 } 17492 17493 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17494 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17495 } 17496 17497 private int packageFlagsToInstallFlags(PackageSetting ps) { 17498 int installFlags = 0; 17499 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17500 // This existing package was an external ASEC install when we have 17501 // the external flag without a UUID 17502 installFlags |= PackageManager.INSTALL_EXTERNAL; 17503 } 17504 if (ps.isForwardLocked()) { 17505 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17506 } 17507 return installFlags; 17508 } 17509 17510 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17511 if (isExternal(pkg)) { 17512 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17513 return mSettings.getExternalVersion(); 17514 } else { 17515 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17516 } 17517 } else { 17518 return mSettings.getInternalVersion(); 17519 } 17520 } 17521 17522 private void deleteTempPackageFiles() { 17523 final FilenameFilter filter = new FilenameFilter() { 17524 public boolean accept(File dir, String name) { 17525 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17526 } 17527 }; 17528 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17529 file.delete(); 17530 } 17531 } 17532 17533 @Override 17534 public void deletePackageAsUser(String packageName, int versionCode, 17535 IPackageDeleteObserver observer, int userId, int flags) { 17536 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17537 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17538 } 17539 17540 @Override 17541 public void deletePackageVersioned(VersionedPackage versionedPackage, 17542 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17543 final int callingUid = Binder.getCallingUid(); 17544 mContext.enforceCallingOrSelfPermission( 17545 android.Manifest.permission.DELETE_PACKAGES, null); 17546 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17547 Preconditions.checkNotNull(versionedPackage); 17548 Preconditions.checkNotNull(observer); 17549 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17550 PackageManager.VERSION_CODE_HIGHEST, 17551 Long.MAX_VALUE, "versionCode must be >= -1"); 17552 17553 final String packageName = versionedPackage.getPackageName(); 17554 final long versionCode = versionedPackage.getLongVersionCode(); 17555 final String internalPackageName; 17556 synchronized (mPackages) { 17557 // Normalize package name to handle renamed packages and static libs 17558 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17559 } 17560 17561 final int uid = Binder.getCallingUid(); 17562 if (!isOrphaned(internalPackageName) 17563 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17564 try { 17565 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17566 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17567 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17568 observer.onUserActionRequired(intent); 17569 } catch (RemoteException re) { 17570 } 17571 return; 17572 } 17573 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17574 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17575 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17576 mContext.enforceCallingOrSelfPermission( 17577 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17578 "deletePackage for user " + userId); 17579 } 17580 17581 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17582 try { 17583 observer.onPackageDeleted(packageName, 17584 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17585 } catch (RemoteException re) { 17586 } 17587 return; 17588 } 17589 17590 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17591 try { 17592 observer.onPackageDeleted(packageName, 17593 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17594 } catch (RemoteException re) { 17595 } 17596 return; 17597 } 17598 17599 if (DEBUG_REMOVE) { 17600 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17601 + " deleteAllUsers: " + deleteAllUsers + " version=" 17602 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17603 ? "VERSION_CODE_HIGHEST" : versionCode)); 17604 } 17605 // Queue up an async operation since the package deletion may take a little while. 17606 mHandler.post(new Runnable() { 17607 public void run() { 17608 mHandler.removeCallbacks(this); 17609 int returnCode; 17610 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17611 boolean doDeletePackage = true; 17612 if (ps != null) { 17613 final boolean targetIsInstantApp = 17614 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17615 doDeletePackage = !targetIsInstantApp 17616 || canViewInstantApps; 17617 } 17618 if (doDeletePackage) { 17619 if (!deleteAllUsers) { 17620 returnCode = deletePackageX(internalPackageName, versionCode, 17621 userId, deleteFlags); 17622 } else { 17623 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17624 internalPackageName, users); 17625 // If nobody is blocking uninstall, proceed with delete for all users 17626 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17627 returnCode = deletePackageX(internalPackageName, versionCode, 17628 userId, deleteFlags); 17629 } else { 17630 // Otherwise uninstall individually for users with blockUninstalls=false 17631 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17632 for (int userId : users) { 17633 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17634 returnCode = deletePackageX(internalPackageName, versionCode, 17635 userId, userFlags); 17636 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17637 Slog.w(TAG, "Package delete failed for user " + userId 17638 + ", returnCode " + returnCode); 17639 } 17640 } 17641 } 17642 // The app has only been marked uninstalled for certain users. 17643 // We still need to report that delete was blocked 17644 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17645 } 17646 } 17647 } else { 17648 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17649 } 17650 try { 17651 observer.onPackageDeleted(packageName, returnCode, null); 17652 } catch (RemoteException e) { 17653 Log.i(TAG, "Observer no longer exists."); 17654 } //end catch 17655 } //end run 17656 }); 17657 } 17658 17659 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17660 if (pkg.staticSharedLibName != null) { 17661 return pkg.manifestPackageName; 17662 } 17663 return pkg.packageName; 17664 } 17665 17666 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17667 // Handle renamed packages 17668 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17669 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17670 17671 // Is this a static library? 17672 LongSparseArray<SharedLibraryEntry> versionedLib = 17673 mStaticLibsByDeclaringPackage.get(packageName); 17674 if (versionedLib == null || versionedLib.size() <= 0) { 17675 return packageName; 17676 } 17677 17678 // Figure out which lib versions the caller can see 17679 LongSparseLongArray versionsCallerCanSee = null; 17680 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17681 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17682 && callingAppId != Process.ROOT_UID) { 17683 versionsCallerCanSee = new LongSparseLongArray(); 17684 String libName = versionedLib.valueAt(0).info.getName(); 17685 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17686 if (uidPackages != null) { 17687 for (String uidPackage : uidPackages) { 17688 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17689 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17690 if (libIdx >= 0) { 17691 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17692 versionsCallerCanSee.append(libVersion, libVersion); 17693 } 17694 } 17695 } 17696 } 17697 17698 // Caller can see nothing - done 17699 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17700 return packageName; 17701 } 17702 17703 // Find the version the caller can see and the app version code 17704 SharedLibraryEntry highestVersion = null; 17705 final int versionCount = versionedLib.size(); 17706 for (int i = 0; i < versionCount; i++) { 17707 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17708 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17709 libEntry.info.getLongVersion()) < 0) { 17710 continue; 17711 } 17712 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17713 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17714 if (libVersionCode == versionCode) { 17715 return libEntry.apk; 17716 } 17717 } else if (highestVersion == null) { 17718 highestVersion = libEntry; 17719 } else if (libVersionCode > highestVersion.info 17720 .getDeclaringPackage().getLongVersionCode()) { 17721 highestVersion = libEntry; 17722 } 17723 } 17724 17725 if (highestVersion != null) { 17726 return highestVersion.apk; 17727 } 17728 17729 return packageName; 17730 } 17731 17732 boolean isCallerVerifier(int callingUid) { 17733 final int callingUserId = UserHandle.getUserId(callingUid); 17734 return mRequiredVerifierPackage != null && 17735 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17736 } 17737 17738 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17739 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17740 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17741 return true; 17742 } 17743 final int callingUserId = UserHandle.getUserId(callingUid); 17744 // If the caller installed the pkgName, then allow it to silently uninstall. 17745 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17746 return true; 17747 } 17748 17749 // Allow package verifier to silently uninstall. 17750 if (mRequiredVerifierPackage != null && 17751 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17752 return true; 17753 } 17754 17755 // Allow package uninstaller to silently uninstall. 17756 if (mRequiredUninstallerPackage != null && 17757 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17758 return true; 17759 } 17760 17761 // Allow storage manager to silently uninstall. 17762 if (mStorageManagerPackage != null && 17763 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17764 return true; 17765 } 17766 17767 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17768 // uninstall for device owner provisioning. 17769 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17770 == PERMISSION_GRANTED) { 17771 return true; 17772 } 17773 17774 return false; 17775 } 17776 17777 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17778 int[] result = EMPTY_INT_ARRAY; 17779 for (int userId : userIds) { 17780 if (getBlockUninstallForUser(packageName, userId)) { 17781 result = ArrayUtils.appendInt(result, userId); 17782 } 17783 } 17784 return result; 17785 } 17786 17787 @Override 17788 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17789 final int callingUid = Binder.getCallingUid(); 17790 if (getInstantAppPackageName(callingUid) != null 17791 && !isCallerSameApp(packageName, callingUid)) { 17792 return false; 17793 } 17794 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17795 } 17796 17797 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17798 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17799 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17800 try { 17801 if (dpm != null) { 17802 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17803 /* callingUserOnly =*/ false); 17804 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17805 : deviceOwnerComponentName.getPackageName(); 17806 // Does the package contains the device owner? 17807 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17808 // this check is probably not needed, since DO should be registered as a device 17809 // admin on some user too. (Original bug for this: b/17657954) 17810 if (packageName.equals(deviceOwnerPackageName)) { 17811 return true; 17812 } 17813 // Does it contain a device admin for any user? 17814 int[] users; 17815 if (userId == UserHandle.USER_ALL) { 17816 users = sUserManager.getUserIds(); 17817 } else { 17818 users = new int[]{userId}; 17819 } 17820 for (int i = 0; i < users.length; ++i) { 17821 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17822 return true; 17823 } 17824 } 17825 } 17826 } catch (RemoteException e) { 17827 } 17828 return false; 17829 } 17830 17831 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17832 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17833 } 17834 17835 /** 17836 * This method is an internal method that could be get invoked either 17837 * to delete an installed package or to clean up a failed installation. 17838 * After deleting an installed package, a broadcast is sent to notify any 17839 * listeners that the package has been removed. For cleaning up a failed 17840 * installation, the broadcast is not necessary since the package's 17841 * installation wouldn't have sent the initial broadcast either 17842 * The key steps in deleting a package are 17843 * deleting the package information in internal structures like mPackages, 17844 * deleting the packages base directories through installd 17845 * updating mSettings to reflect current status 17846 * persisting settings for later use 17847 * sending a broadcast if necessary 17848 */ 17849 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17850 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17851 final boolean res; 17852 17853 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17854 ? UserHandle.USER_ALL : userId; 17855 17856 if (isPackageDeviceAdmin(packageName, removeUser)) { 17857 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17858 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17859 } 17860 17861 PackageSetting uninstalledPs = null; 17862 PackageParser.Package pkg = null; 17863 17864 // for the uninstall-updates case and restricted profiles, remember the per- 17865 // user handle installed state 17866 int[] allUsers; 17867 synchronized (mPackages) { 17868 uninstalledPs = mSettings.mPackages.get(packageName); 17869 if (uninstalledPs == null) { 17870 Slog.w(TAG, "Not removing non-existent package " + packageName); 17871 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17872 } 17873 17874 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17875 && uninstalledPs.versionCode != versionCode) { 17876 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17877 + uninstalledPs.versionCode + " != " + versionCode); 17878 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17879 } 17880 17881 // Static shared libs can be declared by any package, so let us not 17882 // allow removing a package if it provides a lib others depend on. 17883 pkg = mPackages.get(packageName); 17884 17885 allUsers = sUserManager.getUserIds(); 17886 17887 if (pkg != null && pkg.staticSharedLibName != null) { 17888 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17889 pkg.staticSharedLibVersion); 17890 if (libEntry != null) { 17891 for (int currUserId : allUsers) { 17892 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17893 continue; 17894 } 17895 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17896 libEntry.info, 0, currUserId); 17897 if (!ArrayUtils.isEmpty(libClientPackages)) { 17898 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17899 + " hosting lib " + libEntry.info.getName() + " version " 17900 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17901 + " for user " + currUserId); 17902 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17903 } 17904 } 17905 } 17906 } 17907 17908 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17909 } 17910 17911 final int freezeUser; 17912 if (isUpdatedSystemApp(uninstalledPs) 17913 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17914 // We're downgrading a system app, which will apply to all users, so 17915 // freeze them all during the downgrade 17916 freezeUser = UserHandle.USER_ALL; 17917 } else { 17918 freezeUser = removeUser; 17919 } 17920 17921 synchronized (mInstallLock) { 17922 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17923 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17924 deleteFlags, "deletePackageX")) { 17925 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17926 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17927 } 17928 synchronized (mPackages) { 17929 if (res) { 17930 if (pkg != null) { 17931 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17932 } 17933 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17934 updateInstantAppInstallerLocked(packageName); 17935 } 17936 } 17937 } 17938 17939 if (res) { 17940 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17941 info.sendPackageRemovedBroadcasts(killApp); 17942 info.sendSystemPackageUpdatedBroadcasts(); 17943 info.sendSystemPackageAppearedBroadcasts(); 17944 } 17945 // Force a gc here. 17946 Runtime.getRuntime().gc(); 17947 // Delete the resources here after sending the broadcast to let 17948 // other processes clean up before deleting resources. 17949 if (info.args != null) { 17950 synchronized (mInstallLock) { 17951 info.args.doPostDeleteLI(true); 17952 } 17953 } 17954 17955 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17956 } 17957 17958 static class PackageRemovedInfo { 17959 final PackageSender packageSender; 17960 String removedPackage; 17961 String installerPackageName; 17962 int uid = -1; 17963 int removedAppId = -1; 17964 int[] origUsers; 17965 int[] removedUsers = null; 17966 int[] broadcastUsers = null; 17967 int[] instantUserIds = null; 17968 SparseArray<Integer> installReasons; 17969 boolean isRemovedPackageSystemUpdate = false; 17970 boolean isUpdate; 17971 boolean dataRemoved; 17972 boolean removedForAllUsers; 17973 boolean isStaticSharedLib; 17974 // Clean up resources deleted packages. 17975 InstallArgs args = null; 17976 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17977 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17978 17979 PackageRemovedInfo(PackageSender packageSender) { 17980 this.packageSender = packageSender; 17981 } 17982 17983 void sendPackageRemovedBroadcasts(boolean killApp) { 17984 sendPackageRemovedBroadcastInternal(killApp); 17985 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17986 for (int i = 0; i < childCount; i++) { 17987 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17988 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17989 } 17990 } 17991 17992 void sendSystemPackageUpdatedBroadcasts() { 17993 if (isRemovedPackageSystemUpdate) { 17994 sendSystemPackageUpdatedBroadcastsInternal(); 17995 final int childCount = (removedChildPackages != null) 17996 ? removedChildPackages.size() : 0; 17997 for (int i = 0; i < childCount; i++) { 17998 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17999 if (childInfo.isRemovedPackageSystemUpdate) { 18000 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 18001 } 18002 } 18003 } 18004 } 18005 18006 void sendSystemPackageAppearedBroadcasts() { 18007 final int packageCount = (appearedChildPackages != null) 18008 ? appearedChildPackages.size() : 0; 18009 for (int i = 0; i < packageCount; i++) { 18010 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 18011 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 18012 true /*sendBootCompleted*/, false /*startReceiver*/, 18013 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 18014 } 18015 } 18016 18017 private void sendSystemPackageUpdatedBroadcastsInternal() { 18018 Bundle extras = new Bundle(2); 18019 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18020 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18021 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18022 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18023 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18024 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18025 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 18026 null, null, 0, removedPackage, null, null, null); 18027 if (installerPackageName != null) { 18028 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18029 removedPackage, extras, 0 /*flags*/, 18030 installerPackageName, null, null, null); 18031 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18032 removedPackage, extras, 0 /*flags*/, 18033 installerPackageName, null, null, null); 18034 } 18035 } 18036 18037 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18038 // Don't send static shared library removal broadcasts as these 18039 // libs are visible only the the apps that depend on them an one 18040 // cannot remove the library if it has a dependency. 18041 if (isStaticSharedLib) { 18042 return; 18043 } 18044 Bundle extras = new Bundle(2); 18045 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18046 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18047 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18048 if (isUpdate || isRemovedPackageSystemUpdate) { 18049 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18050 } 18051 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18052 if (removedPackage != null) { 18053 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18054 removedPackage, extras, 0, null /*targetPackage*/, null, 18055 broadcastUsers, instantUserIds); 18056 if (installerPackageName != null) { 18057 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18058 removedPackage, extras, 0 /*flags*/, 18059 installerPackageName, null, broadcastUsers, instantUserIds); 18060 } 18061 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18062 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18063 removedPackage, extras, 18064 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18065 null, null, broadcastUsers, instantUserIds); 18066 packageSender.notifyPackageRemoved(removedPackage); 18067 } 18068 } 18069 if (removedAppId >= 0) { 18070 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18071 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18072 null, null, broadcastUsers, instantUserIds); 18073 } 18074 } 18075 18076 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18077 removedUsers = userIds; 18078 if (removedUsers == null) { 18079 broadcastUsers = null; 18080 return; 18081 } 18082 18083 broadcastUsers = EMPTY_INT_ARRAY; 18084 instantUserIds = EMPTY_INT_ARRAY; 18085 for (int i = userIds.length - 1; i >= 0; --i) { 18086 final int userId = userIds[i]; 18087 if (deletedPackageSetting.getInstantApp(userId)) { 18088 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18089 } else { 18090 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18091 } 18092 } 18093 } 18094 } 18095 18096 /* 18097 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18098 * flag is not set, the data directory is removed as well. 18099 * make sure this flag is set for partially installed apps. If not its meaningless to 18100 * delete a partially installed application. 18101 */ 18102 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18103 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18104 String packageName = ps.name; 18105 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18106 // Retrieve object to delete permissions for shared user later on 18107 final PackageParser.Package deletedPkg; 18108 final PackageSetting deletedPs; 18109 // reader 18110 synchronized (mPackages) { 18111 deletedPkg = mPackages.get(packageName); 18112 deletedPs = mSettings.mPackages.get(packageName); 18113 if (outInfo != null) { 18114 outInfo.removedPackage = packageName; 18115 outInfo.installerPackageName = ps.installerPackageName; 18116 outInfo.isStaticSharedLib = deletedPkg != null 18117 && deletedPkg.staticSharedLibName != null; 18118 outInfo.populateUsers(deletedPs == null ? null 18119 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18120 } 18121 } 18122 18123 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18124 18125 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18126 final PackageParser.Package resolvedPkg; 18127 if (deletedPkg != null) { 18128 resolvedPkg = deletedPkg; 18129 } else { 18130 // We don't have a parsed package when it lives on an ejected 18131 // adopted storage device, so fake something together 18132 resolvedPkg = new PackageParser.Package(ps.name); 18133 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18134 } 18135 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18136 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18137 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18138 if (outInfo != null) { 18139 outInfo.dataRemoved = true; 18140 } 18141 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18142 } 18143 18144 int removedAppId = -1; 18145 18146 // writer 18147 synchronized (mPackages) { 18148 boolean installedStateChanged = false; 18149 if (deletedPs != null) { 18150 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18151 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18152 clearDefaultBrowserIfNeeded(packageName); 18153 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18154 removedAppId = mSettings.removePackageLPw(packageName); 18155 if (outInfo != null) { 18156 outInfo.removedAppId = removedAppId; 18157 } 18158 mPermissionManager.updatePermissions( 18159 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18160 if (deletedPs.sharedUser != null) { 18161 // Remove permissions associated with package. Since runtime 18162 // permissions are per user we have to kill the removed package 18163 // or packages running under the shared user of the removed 18164 // package if revoking the permissions requested only by the removed 18165 // package is successful and this causes a change in gids. 18166 for (int userId : UserManagerService.getInstance().getUserIds()) { 18167 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18168 userId); 18169 if (userIdToKill == UserHandle.USER_ALL 18170 || userIdToKill >= UserHandle.USER_SYSTEM) { 18171 // If gids changed for this user, kill all affected packages. 18172 mHandler.post(new Runnable() { 18173 @Override 18174 public void run() { 18175 // This has to happen with no lock held. 18176 killApplication(deletedPs.name, deletedPs.appId, 18177 KILL_APP_REASON_GIDS_CHANGED); 18178 } 18179 }); 18180 break; 18181 } 18182 } 18183 } 18184 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18185 } 18186 // make sure to preserve per-user disabled state if this removal was just 18187 // a downgrade of a system app to the factory package 18188 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18189 if (DEBUG_REMOVE) { 18190 Slog.d(TAG, "Propagating install state across downgrade"); 18191 } 18192 for (int userId : allUserHandles) { 18193 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18194 if (DEBUG_REMOVE) { 18195 Slog.d(TAG, " user " + userId + " => " + installed); 18196 } 18197 if (installed != ps.getInstalled(userId)) { 18198 installedStateChanged = true; 18199 } 18200 ps.setInstalled(installed, userId); 18201 } 18202 } 18203 } 18204 // can downgrade to reader 18205 if (writeSettings) { 18206 // Save settings now 18207 mSettings.writeLPr(); 18208 } 18209 if (installedStateChanged) { 18210 mSettings.writeKernelMappingLPr(ps); 18211 } 18212 } 18213 if (removedAppId != -1) { 18214 // A user ID was deleted here. Go through all users and remove it 18215 // from KeyStore. 18216 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18217 } 18218 } 18219 18220 static boolean locationIsPrivileged(String path) { 18221 try { 18222 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18223 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18224 final File privilegedOdmAppDir = new File(Environment.getOdmDirectory(), "priv-app"); 18225 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18226 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18227 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18228 || path.startsWith(privilegedOdmAppDir.getCanonicalPath()) 18229 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18230 } catch (IOException e) { 18231 Slog.e(TAG, "Unable to access code path " + path); 18232 } 18233 return false; 18234 } 18235 18236 static boolean locationIsOem(String path) { 18237 try { 18238 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18239 } catch (IOException e) { 18240 Slog.e(TAG, "Unable to access code path " + path); 18241 } 18242 return false; 18243 } 18244 18245 static boolean locationIsVendor(String path) { 18246 try { 18247 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()) 18248 || path.startsWith(Environment.getOdmDirectory().getCanonicalPath()); 18249 } catch (IOException e) { 18250 Slog.e(TAG, "Unable to access code path " + path); 18251 } 18252 return false; 18253 } 18254 18255 static boolean locationIsProduct(String path) { 18256 try { 18257 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18258 } catch (IOException e) { 18259 Slog.e(TAG, "Unable to access code path " + path); 18260 } 18261 return false; 18262 } 18263 18264 /* 18265 * Tries to delete system package. 18266 */ 18267 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18268 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18269 boolean writeSettings) { 18270 if (deletedPs.parentPackageName != null) { 18271 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18272 return false; 18273 } 18274 18275 final boolean applyUserRestrictions 18276 = (allUserHandles != null) && (outInfo.origUsers != null); 18277 final PackageSetting disabledPs; 18278 // Confirm if the system package has been updated 18279 // An updated system app can be deleted. This will also have to restore 18280 // the system pkg from system partition 18281 // reader 18282 synchronized (mPackages) { 18283 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18284 } 18285 18286 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18287 + " disabledPs=" + disabledPs); 18288 18289 if (disabledPs == null) { 18290 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18291 return false; 18292 } else if (DEBUG_REMOVE) { 18293 Slog.d(TAG, "Deleting system pkg from data partition"); 18294 } 18295 18296 if (DEBUG_REMOVE) { 18297 if (applyUserRestrictions) { 18298 Slog.d(TAG, "Remembering install states:"); 18299 for (int userId : allUserHandles) { 18300 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18301 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18302 } 18303 } 18304 } 18305 18306 // Delete the updated package 18307 outInfo.isRemovedPackageSystemUpdate = true; 18308 if (outInfo.removedChildPackages != null) { 18309 final int childCount = (deletedPs.childPackageNames != null) 18310 ? deletedPs.childPackageNames.size() : 0; 18311 for (int i = 0; i < childCount; i++) { 18312 String childPackageName = deletedPs.childPackageNames.get(i); 18313 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18314 .contains(childPackageName)) { 18315 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18316 childPackageName); 18317 if (childInfo != null) { 18318 childInfo.isRemovedPackageSystemUpdate = true; 18319 } 18320 } 18321 } 18322 } 18323 18324 if (disabledPs.versionCode < deletedPs.versionCode) { 18325 // Delete data for downgrades 18326 flags &= ~PackageManager.DELETE_KEEP_DATA; 18327 } else { 18328 // Preserve data by setting flag 18329 flags |= PackageManager.DELETE_KEEP_DATA; 18330 } 18331 18332 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18333 outInfo, writeSettings, disabledPs.pkg); 18334 if (!ret) { 18335 return false; 18336 } 18337 18338 // writer 18339 synchronized (mPackages) { 18340 // NOTE: The system package always needs to be enabled; even if it's for 18341 // a compressed stub. If we don't, installing the system package fails 18342 // during scan [scanning checks the disabled packages]. We will reverse 18343 // this later, after we've "installed" the stub. 18344 // Reinstate the old system package 18345 enableSystemPackageLPw(disabledPs.pkg); 18346 // Remove any native libraries from the upgraded package. 18347 removeNativeBinariesLI(deletedPs); 18348 } 18349 18350 // Install the system package 18351 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18352 try { 18353 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18354 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18355 } catch (PackageManagerException e) { 18356 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18357 + e.getMessage()); 18358 return false; 18359 } finally { 18360 if (disabledPs.pkg.isStub) { 18361 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18362 } 18363 } 18364 return true; 18365 } 18366 18367 /** 18368 * Installs a package that's already on the system partition. 18369 */ 18370 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18371 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18372 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18373 throws PackageManagerException { 18374 @ParseFlags int parseFlags = 18375 mDefParseFlags 18376 | PackageParser.PARSE_MUST_BE_APK 18377 | PackageParser.PARSE_IS_SYSTEM_DIR; 18378 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18379 if (isPrivileged || locationIsPrivileged(codePathString)) { 18380 scanFlags |= SCAN_AS_PRIVILEGED; 18381 } 18382 if (locationIsOem(codePathString)) { 18383 scanFlags |= SCAN_AS_OEM; 18384 } 18385 if (locationIsVendor(codePathString)) { 18386 scanFlags |= SCAN_AS_VENDOR; 18387 } 18388 if (locationIsProduct(codePathString)) { 18389 scanFlags |= SCAN_AS_PRODUCT; 18390 } 18391 18392 final File codePath = new File(codePathString); 18393 final PackageParser.Package pkg = 18394 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18395 18396 try { 18397 // update shared libraries for the newly re-installed system package 18398 updateSharedLibrariesLPr(pkg, null); 18399 } catch (PackageManagerException e) { 18400 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18401 } 18402 18403 prepareAppDataAfterInstallLIF(pkg); 18404 18405 // writer 18406 synchronized (mPackages) { 18407 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18408 18409 // Propagate the permissions state as we do not want to drop on the floor 18410 // runtime permissions. The update permissions method below will take 18411 // care of removing obsolete permissions and grant install permissions. 18412 if (origPermissionState != null) { 18413 ps.getPermissionsState().copyFrom(origPermissionState); 18414 } 18415 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18416 mPermissionCallback); 18417 18418 final boolean applyUserRestrictions 18419 = (allUserHandles != null) && (origUserHandles != null); 18420 if (applyUserRestrictions) { 18421 boolean installedStateChanged = false; 18422 if (DEBUG_REMOVE) { 18423 Slog.d(TAG, "Propagating install state across reinstall"); 18424 } 18425 for (int userId : allUserHandles) { 18426 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18427 if (DEBUG_REMOVE) { 18428 Slog.d(TAG, " user " + userId + " => " + installed); 18429 } 18430 if (installed != ps.getInstalled(userId)) { 18431 installedStateChanged = true; 18432 } 18433 ps.setInstalled(installed, userId); 18434 18435 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18436 } 18437 // Regardless of writeSettings we need to ensure that this restriction 18438 // state propagation is persisted 18439 mSettings.writeAllUsersPackageRestrictionsLPr(); 18440 if (installedStateChanged) { 18441 mSettings.writeKernelMappingLPr(ps); 18442 } 18443 } 18444 // can downgrade to reader here 18445 if (writeSettings) { 18446 mSettings.writeLPr(); 18447 } 18448 } 18449 return pkg; 18450 } 18451 18452 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18453 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18454 PackageRemovedInfo outInfo, boolean writeSettings, 18455 PackageParser.Package replacingPackage) { 18456 synchronized (mPackages) { 18457 if (outInfo != null) { 18458 outInfo.uid = ps.appId; 18459 } 18460 18461 if (outInfo != null && outInfo.removedChildPackages != null) { 18462 final int childCount = (ps.childPackageNames != null) 18463 ? ps.childPackageNames.size() : 0; 18464 for (int i = 0; i < childCount; i++) { 18465 String childPackageName = ps.childPackageNames.get(i); 18466 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18467 if (childPs == null) { 18468 return false; 18469 } 18470 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18471 childPackageName); 18472 if (childInfo != null) { 18473 childInfo.uid = childPs.appId; 18474 } 18475 } 18476 } 18477 } 18478 18479 // Delete package data from internal structures and also remove data if flag is set 18480 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18481 18482 // Delete the child packages data 18483 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18484 for (int i = 0; i < childCount; i++) { 18485 PackageSetting childPs; 18486 synchronized (mPackages) { 18487 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18488 } 18489 if (childPs != null) { 18490 PackageRemovedInfo childOutInfo = (outInfo != null 18491 && outInfo.removedChildPackages != null) 18492 ? outInfo.removedChildPackages.get(childPs.name) : null; 18493 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18494 && (replacingPackage != null 18495 && !replacingPackage.hasChildPackage(childPs.name)) 18496 ? flags & ~DELETE_KEEP_DATA : flags; 18497 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18498 deleteFlags, writeSettings); 18499 } 18500 } 18501 18502 // Delete application code and resources only for parent packages 18503 if (ps.parentPackageName == null) { 18504 if (deleteCodeAndResources && (outInfo != null)) { 18505 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18506 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18507 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18508 } 18509 } 18510 18511 return true; 18512 } 18513 18514 @Override 18515 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18516 int userId) { 18517 mContext.enforceCallingOrSelfPermission( 18518 android.Manifest.permission.DELETE_PACKAGES, null); 18519 synchronized (mPackages) { 18520 // Cannot block uninstall of static shared libs as they are 18521 // considered a part of the using app (emulating static linking). 18522 // Also static libs are installed always on internal storage. 18523 PackageParser.Package pkg = mPackages.get(packageName); 18524 if (pkg != null && pkg.staticSharedLibName != null) { 18525 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18526 + " providing static shared library: " + pkg.staticSharedLibName); 18527 return false; 18528 } 18529 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18530 mSettings.writePackageRestrictionsLPr(userId); 18531 } 18532 return true; 18533 } 18534 18535 @Override 18536 public boolean getBlockUninstallForUser(String packageName, int userId) { 18537 synchronized (mPackages) { 18538 final PackageSetting ps = mSettings.mPackages.get(packageName); 18539 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18540 return false; 18541 } 18542 return mSettings.getBlockUninstallLPr(userId, packageName); 18543 } 18544 } 18545 18546 @Override 18547 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18548 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18549 synchronized (mPackages) { 18550 PackageSetting ps = mSettings.mPackages.get(packageName); 18551 if (ps == null) { 18552 Log.w(TAG, "Package doesn't exist: " + packageName); 18553 return false; 18554 } 18555 if (systemUserApp) { 18556 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18557 } else { 18558 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18559 } 18560 mSettings.writeLPr(); 18561 } 18562 return true; 18563 } 18564 18565 /* 18566 * This method handles package deletion in general 18567 */ 18568 private boolean deletePackageLIF(String packageName, UserHandle user, 18569 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18570 PackageRemovedInfo outInfo, boolean writeSettings, 18571 PackageParser.Package replacingPackage) { 18572 if (packageName == null) { 18573 Slog.w(TAG, "Attempt to delete null packageName."); 18574 return false; 18575 } 18576 18577 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18578 18579 PackageSetting ps; 18580 synchronized (mPackages) { 18581 ps = mSettings.mPackages.get(packageName); 18582 if (ps == null) { 18583 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18584 return false; 18585 } 18586 18587 if (ps.parentPackageName != null && (!isSystemApp(ps) 18588 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18589 if (DEBUG_REMOVE) { 18590 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18591 + ((user == null) ? UserHandle.USER_ALL : user)); 18592 } 18593 final int removedUserId = (user != null) ? user.getIdentifier() 18594 : UserHandle.USER_ALL; 18595 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18596 return false; 18597 } 18598 markPackageUninstalledForUserLPw(ps, user); 18599 scheduleWritePackageRestrictionsLocked(user); 18600 return true; 18601 } 18602 } 18603 18604 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18605 && user.getIdentifier() != UserHandle.USER_ALL)) { 18606 // The caller is asking that the package only be deleted for a single 18607 // user. To do this, we just mark its uninstalled state and delete 18608 // its data. If this is a system app, we only allow this to happen if 18609 // they have set the special DELETE_SYSTEM_APP which requests different 18610 // semantics than normal for uninstalling system apps. 18611 markPackageUninstalledForUserLPw(ps, user); 18612 18613 if (!isSystemApp(ps)) { 18614 // Do not uninstall the APK if an app should be cached 18615 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18616 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18617 // Other user still have this package installed, so all 18618 // we need to do is clear this user's data and save that 18619 // it is uninstalled. 18620 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18621 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18622 return false; 18623 } 18624 scheduleWritePackageRestrictionsLocked(user); 18625 return true; 18626 } else { 18627 // We need to set it back to 'installed' so the uninstall 18628 // broadcasts will be sent correctly. 18629 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18630 ps.setInstalled(true, user.getIdentifier()); 18631 mSettings.writeKernelMappingLPr(ps); 18632 } 18633 } else { 18634 // This is a system app, so we assume that the 18635 // other users still have this package installed, so all 18636 // we need to do is clear this user's data and save that 18637 // it is uninstalled. 18638 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18639 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18640 return false; 18641 } 18642 scheduleWritePackageRestrictionsLocked(user); 18643 return true; 18644 } 18645 } 18646 18647 // If we are deleting a composite package for all users, keep track 18648 // of result for each child. 18649 if (ps.childPackageNames != null && outInfo != null) { 18650 synchronized (mPackages) { 18651 final int childCount = ps.childPackageNames.size(); 18652 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18653 for (int i = 0; i < childCount; i++) { 18654 String childPackageName = ps.childPackageNames.get(i); 18655 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18656 childInfo.removedPackage = childPackageName; 18657 childInfo.installerPackageName = ps.installerPackageName; 18658 outInfo.removedChildPackages.put(childPackageName, childInfo); 18659 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18660 if (childPs != null) { 18661 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18662 } 18663 } 18664 } 18665 } 18666 18667 boolean ret = false; 18668 if (isSystemApp(ps)) { 18669 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18670 // When an updated system application is deleted we delete the existing resources 18671 // as well and fall back to existing code in system partition 18672 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18673 } else { 18674 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18675 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18676 outInfo, writeSettings, replacingPackage); 18677 } 18678 18679 // Take a note whether we deleted the package for all users 18680 if (outInfo != null) { 18681 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18682 if (outInfo.removedChildPackages != null) { 18683 synchronized (mPackages) { 18684 final int childCount = outInfo.removedChildPackages.size(); 18685 for (int i = 0; i < childCount; i++) { 18686 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18687 if (childInfo != null) { 18688 childInfo.removedForAllUsers = mPackages.get( 18689 childInfo.removedPackage) == null; 18690 } 18691 } 18692 } 18693 } 18694 // If we uninstalled an update to a system app there may be some 18695 // child packages that appeared as they are declared in the system 18696 // app but were not declared in the update. 18697 if (isSystemApp(ps)) { 18698 synchronized (mPackages) { 18699 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18700 final int childCount = (updatedPs.childPackageNames != null) 18701 ? updatedPs.childPackageNames.size() : 0; 18702 for (int i = 0; i < childCount; i++) { 18703 String childPackageName = updatedPs.childPackageNames.get(i); 18704 if (outInfo.removedChildPackages == null 18705 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18706 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18707 if (childPs == null) { 18708 continue; 18709 } 18710 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18711 installRes.name = childPackageName; 18712 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18713 installRes.pkg = mPackages.get(childPackageName); 18714 installRes.uid = childPs.pkg.applicationInfo.uid; 18715 if (outInfo.appearedChildPackages == null) { 18716 outInfo.appearedChildPackages = new ArrayMap<>(); 18717 } 18718 outInfo.appearedChildPackages.put(childPackageName, installRes); 18719 } 18720 } 18721 } 18722 } 18723 } 18724 18725 return ret; 18726 } 18727 18728 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18729 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18730 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18731 for (int nextUserId : userIds) { 18732 if (DEBUG_REMOVE) { 18733 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18734 } 18735 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18736 false /*installed*/, 18737 true /*stopped*/, 18738 true /*notLaunched*/, 18739 false /*hidden*/, 18740 false /*suspended*/, 18741 false /*instantApp*/, 18742 false /*virtualPreload*/, 18743 null /*lastDisableAppCaller*/, 18744 null /*enabledComponents*/, 18745 null /*disabledComponents*/, 18746 ps.readUserState(nextUserId).domainVerificationStatus, 18747 0, PackageManager.INSTALL_REASON_UNKNOWN, 18748 null /*harmfulAppWarning*/); 18749 } 18750 mSettings.writeKernelMappingLPr(ps); 18751 } 18752 18753 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18754 PackageRemovedInfo outInfo) { 18755 final PackageParser.Package pkg; 18756 synchronized (mPackages) { 18757 pkg = mPackages.get(ps.name); 18758 } 18759 18760 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18761 : new int[] {userId}; 18762 for (int nextUserId : userIds) { 18763 if (DEBUG_REMOVE) { 18764 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18765 + nextUserId); 18766 } 18767 18768 destroyAppDataLIF(pkg, userId, 18769 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18770 destroyAppProfilesLIF(pkg, userId); 18771 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18772 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18773 schedulePackageCleaning(ps.name, nextUserId, false); 18774 synchronized (mPackages) { 18775 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18776 scheduleWritePackageRestrictionsLocked(nextUserId); 18777 } 18778 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18779 } 18780 } 18781 18782 if (outInfo != null) { 18783 outInfo.removedPackage = ps.name; 18784 outInfo.installerPackageName = ps.installerPackageName; 18785 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18786 outInfo.removedAppId = ps.appId; 18787 outInfo.removedUsers = userIds; 18788 outInfo.broadcastUsers = userIds; 18789 } 18790 18791 return true; 18792 } 18793 18794 private static final class ClearStorageConnection implements ServiceConnection { 18795 IMediaContainerService mContainerService; 18796 18797 @Override 18798 public void onServiceConnected(ComponentName name, IBinder service) { 18799 synchronized (this) { 18800 mContainerService = IMediaContainerService.Stub 18801 .asInterface(Binder.allowBlocking(service)); 18802 notifyAll(); 18803 } 18804 } 18805 18806 @Override 18807 public void onServiceDisconnected(ComponentName name) { 18808 } 18809 } 18810 18811 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18812 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18813 18814 final boolean mounted; 18815 if (Environment.isExternalStorageEmulated()) { 18816 mounted = true; 18817 } else { 18818 final String status = Environment.getExternalStorageState(); 18819 18820 mounted = status.equals(Environment.MEDIA_MOUNTED) 18821 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18822 } 18823 18824 if (!mounted) { 18825 return; 18826 } 18827 18828 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18829 int[] users; 18830 if (userId == UserHandle.USER_ALL) { 18831 users = sUserManager.getUserIds(); 18832 } else { 18833 users = new int[] { userId }; 18834 } 18835 final ClearStorageConnection conn = new ClearStorageConnection(); 18836 if (mContext.bindServiceAsUser( 18837 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18838 try { 18839 for (int curUser : users) { 18840 long timeout = SystemClock.uptimeMillis() + 5000; 18841 synchronized (conn) { 18842 long now; 18843 while (conn.mContainerService == null && 18844 (now = SystemClock.uptimeMillis()) < timeout) { 18845 try { 18846 conn.wait(timeout - now); 18847 } catch (InterruptedException e) { 18848 } 18849 } 18850 } 18851 if (conn.mContainerService == null) { 18852 return; 18853 } 18854 18855 final UserEnvironment userEnv = new UserEnvironment(curUser); 18856 clearDirectory(conn.mContainerService, 18857 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18858 if (allData) { 18859 clearDirectory(conn.mContainerService, 18860 userEnv.buildExternalStorageAppDataDirs(packageName)); 18861 clearDirectory(conn.mContainerService, 18862 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18863 } 18864 } 18865 } finally { 18866 mContext.unbindService(conn); 18867 } 18868 } 18869 } 18870 18871 @Override 18872 public void clearApplicationProfileData(String packageName) { 18873 enforceSystemOrRoot("Only the system can clear all profile data"); 18874 18875 final PackageParser.Package pkg; 18876 synchronized (mPackages) { 18877 pkg = mPackages.get(packageName); 18878 } 18879 18880 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18881 synchronized (mInstallLock) { 18882 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18883 } 18884 } 18885 } 18886 18887 @Override 18888 public void clearApplicationUserData(final String packageName, 18889 final IPackageDataObserver observer, final int userId) { 18890 mContext.enforceCallingOrSelfPermission( 18891 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18892 18893 final int callingUid = Binder.getCallingUid(); 18894 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18895 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18896 18897 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18898 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18899 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18900 throw new SecurityException("Cannot clear data for a protected package: " 18901 + packageName); 18902 } 18903 // Queue up an async operation since the package deletion may take a little while. 18904 mHandler.post(new Runnable() { 18905 public void run() { 18906 mHandler.removeCallbacks(this); 18907 final boolean succeeded; 18908 if (!filterApp) { 18909 try (PackageFreezer freezer = freezePackage(packageName, 18910 "clearApplicationUserData")) { 18911 synchronized (mInstallLock) { 18912 succeeded = clearApplicationUserDataLIF(packageName, userId); 18913 } 18914 clearExternalStorageDataSync(packageName, userId, true); 18915 synchronized (mPackages) { 18916 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18917 packageName, userId); 18918 } 18919 } 18920 if (succeeded) { 18921 // invoke DeviceStorageMonitor's update method to clear any notifications 18922 DeviceStorageMonitorInternal dsm = LocalServices 18923 .getService(DeviceStorageMonitorInternal.class); 18924 if (dsm != null) { 18925 dsm.checkMemory(); 18926 } 18927 } 18928 } else { 18929 succeeded = false; 18930 } 18931 if (observer != null) { 18932 try { 18933 observer.onRemoveCompleted(packageName, succeeded); 18934 } catch (RemoteException e) { 18935 Log.i(TAG, "Observer no longer exists."); 18936 } 18937 } //end if observer 18938 } //end run 18939 }); 18940 } 18941 18942 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18943 if (packageName == null) { 18944 Slog.w(TAG, "Attempt to delete null packageName."); 18945 return false; 18946 } 18947 18948 // Try finding details about the requested package 18949 PackageParser.Package pkg; 18950 synchronized (mPackages) { 18951 pkg = mPackages.get(packageName); 18952 if (pkg == null) { 18953 final PackageSetting ps = mSettings.mPackages.get(packageName); 18954 if (ps != null) { 18955 pkg = ps.pkg; 18956 } 18957 } 18958 18959 if (pkg == null) { 18960 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18961 return false; 18962 } 18963 18964 PackageSetting ps = (PackageSetting) pkg.mExtras; 18965 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18966 } 18967 18968 clearAppDataLIF(pkg, userId, 18969 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18970 18971 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18972 removeKeystoreDataIfNeeded(userId, appId); 18973 18974 UserManagerInternal umInternal = getUserManagerInternal(); 18975 final int flags; 18976 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18977 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18978 } else if (umInternal.isUserRunning(userId)) { 18979 flags = StorageManager.FLAG_STORAGE_DE; 18980 } else { 18981 flags = 0; 18982 } 18983 prepareAppDataContentsLIF(pkg, userId, flags); 18984 18985 return true; 18986 } 18987 18988 /** 18989 * Reverts user permission state changes (permissions and flags) in 18990 * all packages for a given user. 18991 * 18992 * @param userId The device user for which to do a reset. 18993 */ 18994 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18995 final int packageCount = mPackages.size(); 18996 for (int i = 0; i < packageCount; i++) { 18997 PackageParser.Package pkg = mPackages.valueAt(i); 18998 PackageSetting ps = (PackageSetting) pkg.mExtras; 18999 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19000 } 19001 } 19002 19003 private void resetNetworkPolicies(int userId) { 19004 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 19005 } 19006 19007 /** 19008 * Reverts user permission state changes (permissions and flags). 19009 * 19010 * @param ps The package for which to reset. 19011 * @param userId The device user for which to do a reset. 19012 */ 19013 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 19014 final PackageSetting ps, final int userId) { 19015 if (ps.pkg == null) { 19016 return; 19017 } 19018 19019 // These are flags that can change base on user actions. 19020 final int userSettableMask = FLAG_PERMISSION_USER_SET 19021 | FLAG_PERMISSION_USER_FIXED 19022 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 19023 | FLAG_PERMISSION_REVIEW_REQUIRED; 19024 19025 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 19026 | FLAG_PERMISSION_POLICY_FIXED; 19027 19028 boolean writeInstallPermissions = false; 19029 boolean writeRuntimePermissions = false; 19030 19031 final int permissionCount = ps.pkg.requestedPermissions.size(); 19032 for (int i = 0; i < permissionCount; i++) { 19033 final String permName = ps.pkg.requestedPermissions.get(i); 19034 final BasePermission bp = 19035 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19036 if (bp == null) { 19037 continue; 19038 } 19039 19040 // If shared user we just reset the state to which only this app contributed. 19041 if (ps.sharedUser != null) { 19042 boolean used = false; 19043 final int packageCount = ps.sharedUser.packages.size(); 19044 for (int j = 0; j < packageCount; j++) { 19045 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19046 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19047 && pkg.pkg.requestedPermissions.contains(permName)) { 19048 used = true; 19049 break; 19050 } 19051 } 19052 if (used) { 19053 continue; 19054 } 19055 } 19056 19057 final PermissionsState permissionsState = ps.getPermissionsState(); 19058 19059 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19060 19061 // Always clear the user settable flags. 19062 final boolean hasInstallState = 19063 permissionsState.getInstallPermissionState(permName) != null; 19064 // If permission review is enabled and this is a legacy app, mark the 19065 // permission as requiring a review as this is the initial state. 19066 int flags = 0; 19067 if (mSettings.mPermissions.mPermissionReviewRequired 19068 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19069 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19070 } 19071 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19072 if (hasInstallState) { 19073 writeInstallPermissions = true; 19074 } else { 19075 writeRuntimePermissions = true; 19076 } 19077 } 19078 19079 // Below is only runtime permission handling. 19080 if (!bp.isRuntime()) { 19081 continue; 19082 } 19083 19084 // Never clobber system or policy. 19085 if ((oldFlags & policyOrSystemFlags) != 0) { 19086 continue; 19087 } 19088 19089 // If this permission was granted by default, make sure it is. 19090 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19091 if (permissionsState.grantRuntimePermission(bp, userId) 19092 != PERMISSION_OPERATION_FAILURE) { 19093 writeRuntimePermissions = true; 19094 } 19095 // If permission review is enabled the permissions for a legacy apps 19096 // are represented as constantly granted runtime ones, so don't revoke. 19097 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19098 // Otherwise, reset the permission. 19099 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19100 switch (revokeResult) { 19101 case PERMISSION_OPERATION_SUCCESS: 19102 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19103 writeRuntimePermissions = true; 19104 final int appId = ps.appId; 19105 mHandler.post(new Runnable() { 19106 @Override 19107 public void run() { 19108 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19109 } 19110 }); 19111 } break; 19112 } 19113 } 19114 } 19115 19116 // Synchronously write as we are taking permissions away. 19117 if (writeRuntimePermissions) { 19118 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19119 } 19120 19121 // Synchronously write as we are taking permissions away. 19122 if (writeInstallPermissions) { 19123 mSettings.writeLPr(); 19124 } 19125 } 19126 19127 /** 19128 * Remove entries from the keystore daemon. Will only remove it if the 19129 * {@code appId} is valid. 19130 */ 19131 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19132 if (appId < 0) { 19133 return; 19134 } 19135 19136 final KeyStore keyStore = KeyStore.getInstance(); 19137 if (keyStore != null) { 19138 if (userId == UserHandle.USER_ALL) { 19139 for (final int individual : sUserManager.getUserIds()) { 19140 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19141 } 19142 } else { 19143 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19144 } 19145 } else { 19146 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19147 } 19148 } 19149 19150 @Override 19151 public void deleteApplicationCacheFiles(final String packageName, 19152 final IPackageDataObserver observer) { 19153 final int userId = UserHandle.getCallingUserId(); 19154 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19155 } 19156 19157 @Override 19158 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19159 final IPackageDataObserver observer) { 19160 final int callingUid = Binder.getCallingUid(); 19161 if (mContext.checkCallingOrSelfPermission( 19162 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES) 19163 != PackageManager.PERMISSION_GRANTED) { 19164 // If the caller has the old delete cache permission, silently ignore. Else throw. 19165 if (mContext.checkCallingOrSelfPermission( 19166 android.Manifest.permission.DELETE_CACHE_FILES) 19167 == PackageManager.PERMISSION_GRANTED) { 19168 Slog.w(TAG, "Calling uid " + callingUid + " does not have " + 19169 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES + 19170 ", silently ignoring"); 19171 return; 19172 } 19173 mContext.enforceCallingOrSelfPermission( 19174 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES, null); 19175 } 19176 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19177 /* requireFullPermission= */ true, /* checkShell= */ false, 19178 "delete application cache files"); 19179 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19180 android.Manifest.permission.ACCESS_INSTANT_APPS); 19181 19182 final PackageParser.Package pkg; 19183 synchronized (mPackages) { 19184 pkg = mPackages.get(packageName); 19185 } 19186 19187 // Queue up an async operation since the package deletion may take a little while. 19188 mHandler.post(new Runnable() { 19189 public void run() { 19190 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19191 boolean doClearData = true; 19192 if (ps != null) { 19193 final boolean targetIsInstantApp = 19194 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19195 doClearData = !targetIsInstantApp 19196 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19197 } 19198 if (doClearData) { 19199 synchronized (mInstallLock) { 19200 final int flags = StorageManager.FLAG_STORAGE_DE 19201 | StorageManager.FLAG_STORAGE_CE; 19202 // We're only clearing cache files, so we don't care if the 19203 // app is unfrozen and still able to run 19204 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19205 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19206 } 19207 clearExternalStorageDataSync(packageName, userId, false); 19208 } 19209 if (observer != null) { 19210 try { 19211 observer.onRemoveCompleted(packageName, true); 19212 } catch (RemoteException e) { 19213 Log.i(TAG, "Observer no longer exists."); 19214 } 19215 } 19216 } 19217 }); 19218 } 19219 19220 @Override 19221 public void getPackageSizeInfo(final String packageName, int userHandle, 19222 final IPackageStatsObserver observer) { 19223 throw new UnsupportedOperationException( 19224 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19225 } 19226 19227 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19228 final PackageSetting ps; 19229 synchronized (mPackages) { 19230 ps = mSettings.mPackages.get(packageName); 19231 if (ps == null) { 19232 Slog.w(TAG, "Failed to find settings for " + packageName); 19233 return false; 19234 } 19235 } 19236 19237 final String[] packageNames = { packageName }; 19238 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19239 final String[] codePaths = { ps.codePathString }; 19240 19241 try { 19242 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19243 ps.appId, ceDataInodes, codePaths, stats); 19244 19245 // For now, ignore code size of packages on system partition 19246 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19247 stats.codeSize = 0; 19248 } 19249 19250 // External clients expect these to be tracked separately 19251 stats.dataSize -= stats.cacheSize; 19252 19253 } catch (InstallerException e) { 19254 Slog.w(TAG, String.valueOf(e)); 19255 return false; 19256 } 19257 19258 return true; 19259 } 19260 19261 private int getUidTargetSdkVersionLockedLPr(int uid) { 19262 Object obj = mSettings.getUserIdLPr(uid); 19263 if (obj instanceof SharedUserSetting) { 19264 final SharedUserSetting sus = (SharedUserSetting) obj; 19265 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19266 final Iterator<PackageSetting> it = sus.packages.iterator(); 19267 while (it.hasNext()) { 19268 final PackageSetting ps = it.next(); 19269 if (ps.pkg != null) { 19270 int v = ps.pkg.applicationInfo.targetSdkVersion; 19271 if (v < vers) vers = v; 19272 } 19273 } 19274 return vers; 19275 } else if (obj instanceof PackageSetting) { 19276 final PackageSetting ps = (PackageSetting) obj; 19277 if (ps.pkg != null) { 19278 return ps.pkg.applicationInfo.targetSdkVersion; 19279 } 19280 } 19281 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19282 } 19283 19284 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19285 final PackageParser.Package p = mPackages.get(packageName); 19286 if (p != null) { 19287 return p.applicationInfo.targetSdkVersion; 19288 } 19289 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19290 } 19291 19292 @Override 19293 public void addPreferredActivity(IntentFilter filter, int match, 19294 ComponentName[] set, ComponentName activity, int userId) { 19295 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19296 "Adding preferred"); 19297 } 19298 19299 private void addPreferredActivityInternal(IntentFilter filter, int match, 19300 ComponentName[] set, ComponentName activity, boolean always, int userId, 19301 String opname) { 19302 // writer 19303 int callingUid = Binder.getCallingUid(); 19304 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19305 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19306 if (filter.countActions() == 0) { 19307 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19308 return; 19309 } 19310 synchronized (mPackages) { 19311 if (mContext.checkCallingOrSelfPermission( 19312 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19313 != PackageManager.PERMISSION_GRANTED) { 19314 if (getUidTargetSdkVersionLockedLPr(callingUid) 19315 < Build.VERSION_CODES.FROYO) { 19316 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19317 + callingUid); 19318 return; 19319 } 19320 mContext.enforceCallingOrSelfPermission( 19321 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19322 } 19323 19324 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19325 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19326 + userId + ":"); 19327 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19328 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19329 scheduleWritePackageRestrictionsLocked(userId); 19330 postPreferredActivityChangedBroadcast(userId); 19331 } 19332 } 19333 19334 private void postPreferredActivityChangedBroadcast(int userId) { 19335 mHandler.post(() -> { 19336 final IActivityManager am = ActivityManager.getService(); 19337 if (am == null) { 19338 return; 19339 } 19340 19341 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19342 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19343 try { 19344 am.broadcastIntent(null, intent, null, null, 19345 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19346 null, false, false, userId); 19347 } catch (RemoteException e) { 19348 } 19349 }); 19350 } 19351 19352 @Override 19353 public void replacePreferredActivity(IntentFilter filter, int match, 19354 ComponentName[] set, ComponentName activity, int userId) { 19355 if (filter.countActions() != 1) { 19356 throw new IllegalArgumentException( 19357 "replacePreferredActivity expects filter to have only 1 action."); 19358 } 19359 if (filter.countDataAuthorities() != 0 19360 || filter.countDataPaths() != 0 19361 || filter.countDataSchemes() > 1 19362 || filter.countDataTypes() != 0) { 19363 throw new IllegalArgumentException( 19364 "replacePreferredActivity expects filter to have no data authorities, " + 19365 "paths, or types; and at most one scheme."); 19366 } 19367 19368 final int callingUid = Binder.getCallingUid(); 19369 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19370 true /* requireFullPermission */, false /* checkShell */, 19371 "replace preferred activity"); 19372 synchronized (mPackages) { 19373 if (mContext.checkCallingOrSelfPermission( 19374 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19375 != PackageManager.PERMISSION_GRANTED) { 19376 if (getUidTargetSdkVersionLockedLPr(callingUid) 19377 < Build.VERSION_CODES.FROYO) { 19378 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19379 + Binder.getCallingUid()); 19380 return; 19381 } 19382 mContext.enforceCallingOrSelfPermission( 19383 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19384 } 19385 19386 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19387 if (pir != null) { 19388 // Get all of the existing entries that exactly match this filter. 19389 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19390 if (existing != null && existing.size() == 1) { 19391 PreferredActivity cur = existing.get(0); 19392 if (DEBUG_PREFERRED) { 19393 Slog.i(TAG, "Checking replace of preferred:"); 19394 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19395 if (!cur.mPref.mAlways) { 19396 Slog.i(TAG, " -- CUR; not mAlways!"); 19397 } else { 19398 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19399 Slog.i(TAG, " -- CUR: mSet=" 19400 + Arrays.toString(cur.mPref.mSetComponents)); 19401 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19402 Slog.i(TAG, " -- NEW: mMatch=" 19403 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19404 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19405 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19406 } 19407 } 19408 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19409 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19410 && cur.mPref.sameSet(set)) { 19411 // Setting the preferred activity to what it happens to be already 19412 if (DEBUG_PREFERRED) { 19413 Slog.i(TAG, "Replacing with same preferred activity " 19414 + cur.mPref.mShortComponent + " for user " 19415 + userId + ":"); 19416 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19417 } 19418 return; 19419 } 19420 } 19421 19422 if (existing != null) { 19423 if (DEBUG_PREFERRED) { 19424 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19425 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19426 } 19427 for (int i = 0; i < existing.size(); i++) { 19428 PreferredActivity pa = existing.get(i); 19429 if (DEBUG_PREFERRED) { 19430 Slog.i(TAG, "Removing existing preferred activity " 19431 + pa.mPref.mComponent + ":"); 19432 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19433 } 19434 pir.removeFilter(pa); 19435 } 19436 } 19437 } 19438 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19439 "Replacing preferred"); 19440 } 19441 } 19442 19443 @Override 19444 public void clearPackagePreferredActivities(String packageName) { 19445 final int callingUid = Binder.getCallingUid(); 19446 if (getInstantAppPackageName(callingUid) != null) { 19447 return; 19448 } 19449 // writer 19450 synchronized (mPackages) { 19451 PackageParser.Package pkg = mPackages.get(packageName); 19452 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19453 if (mContext.checkCallingOrSelfPermission( 19454 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19455 != PackageManager.PERMISSION_GRANTED) { 19456 if (getUidTargetSdkVersionLockedLPr(callingUid) 19457 < Build.VERSION_CODES.FROYO) { 19458 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19459 + callingUid); 19460 return; 19461 } 19462 mContext.enforceCallingOrSelfPermission( 19463 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19464 } 19465 } 19466 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19467 if (ps != null 19468 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19469 return; 19470 } 19471 int user = UserHandle.getCallingUserId(); 19472 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19473 scheduleWritePackageRestrictionsLocked(user); 19474 } 19475 } 19476 } 19477 19478 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19479 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19480 ArrayList<PreferredActivity> removed = null; 19481 boolean changed = false; 19482 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19483 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19484 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19485 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19486 continue; 19487 } 19488 Iterator<PreferredActivity> it = pir.filterIterator(); 19489 while (it.hasNext()) { 19490 PreferredActivity pa = it.next(); 19491 // Mark entry for removal only if it matches the package name 19492 // and the entry is of type "always". 19493 if (packageName == null || 19494 (pa.mPref.mComponent.getPackageName().equals(packageName) 19495 && pa.mPref.mAlways)) { 19496 if (removed == null) { 19497 removed = new ArrayList<PreferredActivity>(); 19498 } 19499 removed.add(pa); 19500 } 19501 } 19502 if (removed != null) { 19503 for (int j=0; j<removed.size(); j++) { 19504 PreferredActivity pa = removed.get(j); 19505 pir.removeFilter(pa); 19506 } 19507 changed = true; 19508 } 19509 } 19510 if (changed) { 19511 postPreferredActivityChangedBroadcast(userId); 19512 } 19513 return changed; 19514 } 19515 19516 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19517 private void clearIntentFilterVerificationsLPw(int userId) { 19518 final int packageCount = mPackages.size(); 19519 for (int i = 0; i < packageCount; i++) { 19520 PackageParser.Package pkg = mPackages.valueAt(i); 19521 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19522 } 19523 } 19524 19525 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19526 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19527 if (userId == UserHandle.USER_ALL) { 19528 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19529 sUserManager.getUserIds())) { 19530 for (int oneUserId : sUserManager.getUserIds()) { 19531 scheduleWritePackageRestrictionsLocked(oneUserId); 19532 } 19533 } 19534 } else { 19535 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19536 scheduleWritePackageRestrictionsLocked(userId); 19537 } 19538 } 19539 } 19540 19541 /** Clears state for all users, and touches intent filter verification policy */ 19542 void clearDefaultBrowserIfNeeded(String packageName) { 19543 for (int oneUserId : sUserManager.getUserIds()) { 19544 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19545 } 19546 } 19547 19548 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19549 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19550 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19551 if (packageName.equals(defaultBrowserPackageName)) { 19552 setDefaultBrowserPackageName(null, userId); 19553 } 19554 } 19555 } 19556 19557 @Override 19558 public void resetApplicationPreferences(int userId) { 19559 mContext.enforceCallingOrSelfPermission( 19560 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19561 final long identity = Binder.clearCallingIdentity(); 19562 // writer 19563 try { 19564 synchronized (mPackages) { 19565 clearPackagePreferredActivitiesLPw(null, userId); 19566 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19567 // TODO: We have to reset the default SMS and Phone. This requires 19568 // significant refactoring to keep all default apps in the package 19569 // manager (cleaner but more work) or have the services provide 19570 // callbacks to the package manager to request a default app reset. 19571 applyFactoryDefaultBrowserLPw(userId); 19572 clearIntentFilterVerificationsLPw(userId); 19573 primeDomainVerificationsLPw(userId); 19574 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19575 scheduleWritePackageRestrictionsLocked(userId); 19576 } 19577 resetNetworkPolicies(userId); 19578 } finally { 19579 Binder.restoreCallingIdentity(identity); 19580 } 19581 } 19582 19583 @Override 19584 public int getPreferredActivities(List<IntentFilter> outFilters, 19585 List<ComponentName> outActivities, String packageName) { 19586 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19587 return 0; 19588 } 19589 int num = 0; 19590 final int userId = UserHandle.getCallingUserId(); 19591 // reader 19592 synchronized (mPackages) { 19593 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19594 if (pir != null) { 19595 final Iterator<PreferredActivity> it = pir.filterIterator(); 19596 while (it.hasNext()) { 19597 final PreferredActivity pa = it.next(); 19598 if (packageName == null 19599 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19600 && pa.mPref.mAlways)) { 19601 if (outFilters != null) { 19602 outFilters.add(new IntentFilter(pa)); 19603 } 19604 if (outActivities != null) { 19605 outActivities.add(pa.mPref.mComponent); 19606 } 19607 } 19608 } 19609 } 19610 } 19611 19612 return num; 19613 } 19614 19615 @Override 19616 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19617 int userId) { 19618 int callingUid = Binder.getCallingUid(); 19619 if (callingUid != Process.SYSTEM_UID) { 19620 throw new SecurityException( 19621 "addPersistentPreferredActivity can only be run by the system"); 19622 } 19623 if (filter.countActions() == 0) { 19624 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19625 return; 19626 } 19627 synchronized (mPackages) { 19628 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19629 ":"); 19630 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19631 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19632 new PersistentPreferredActivity(filter, activity)); 19633 scheduleWritePackageRestrictionsLocked(userId); 19634 postPreferredActivityChangedBroadcast(userId); 19635 } 19636 } 19637 19638 @Override 19639 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19640 int callingUid = Binder.getCallingUid(); 19641 if (callingUid != Process.SYSTEM_UID) { 19642 throw new SecurityException( 19643 "clearPackagePersistentPreferredActivities can only be run by the system"); 19644 } 19645 ArrayList<PersistentPreferredActivity> removed = null; 19646 boolean changed = false; 19647 synchronized (mPackages) { 19648 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19649 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19650 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19651 .valueAt(i); 19652 if (userId != thisUserId) { 19653 continue; 19654 } 19655 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19656 while (it.hasNext()) { 19657 PersistentPreferredActivity ppa = it.next(); 19658 // Mark entry for removal only if it matches the package name. 19659 if (ppa.mComponent.getPackageName().equals(packageName)) { 19660 if (removed == null) { 19661 removed = new ArrayList<PersistentPreferredActivity>(); 19662 } 19663 removed.add(ppa); 19664 } 19665 } 19666 if (removed != null) { 19667 for (int j=0; j<removed.size(); j++) { 19668 PersistentPreferredActivity ppa = removed.get(j); 19669 ppir.removeFilter(ppa); 19670 } 19671 changed = true; 19672 } 19673 } 19674 19675 if (changed) { 19676 scheduleWritePackageRestrictionsLocked(userId); 19677 postPreferredActivityChangedBroadcast(userId); 19678 } 19679 } 19680 } 19681 19682 /** 19683 * Common machinery for picking apart a restored XML blob and passing 19684 * it to a caller-supplied functor to be applied to the running system. 19685 */ 19686 private void restoreFromXml(XmlPullParser parser, int userId, 19687 String expectedStartTag, BlobXmlRestorer functor) 19688 throws IOException, XmlPullParserException { 19689 int type; 19690 while ((type = parser.next()) != XmlPullParser.START_TAG 19691 && type != XmlPullParser.END_DOCUMENT) { 19692 } 19693 if (type != XmlPullParser.START_TAG) { 19694 // oops didn't find a start tag?! 19695 if (DEBUG_BACKUP) { 19696 Slog.e(TAG, "Didn't find start tag during restore"); 19697 } 19698 return; 19699 } 19700Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19701 // this is supposed to be TAG_PREFERRED_BACKUP 19702 if (!expectedStartTag.equals(parser.getName())) { 19703 if (DEBUG_BACKUP) { 19704 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19705 } 19706 return; 19707 } 19708 19709 // skip interfering stuff, then we're aligned with the backing implementation 19710 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19711Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19712 functor.apply(parser, userId); 19713 } 19714 19715 private interface BlobXmlRestorer { 19716 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19717 } 19718 19719 /** 19720 * Non-Binder method, support for the backup/restore mechanism: write the 19721 * full set of preferred activities in its canonical XML format. Returns the 19722 * XML output as a byte array, or null if there is none. 19723 */ 19724 @Override 19725 public byte[] getPreferredActivityBackup(int userId) { 19726 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19727 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19728 } 19729 19730 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19731 try { 19732 final XmlSerializer serializer = new FastXmlSerializer(); 19733 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19734 serializer.startDocument(null, true); 19735 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19736 19737 synchronized (mPackages) { 19738 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19739 } 19740 19741 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19742 serializer.endDocument(); 19743 serializer.flush(); 19744 } catch (Exception e) { 19745 if (DEBUG_BACKUP) { 19746 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19747 } 19748 return null; 19749 } 19750 19751 return dataStream.toByteArray(); 19752 } 19753 19754 @Override 19755 public void restorePreferredActivities(byte[] backup, int userId) { 19756 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19757 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19758 } 19759 19760 try { 19761 final XmlPullParser parser = Xml.newPullParser(); 19762 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19763 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19764 new BlobXmlRestorer() { 19765 @Override 19766 public void apply(XmlPullParser parser, int userId) 19767 throws XmlPullParserException, IOException { 19768 synchronized (mPackages) { 19769 mSettings.readPreferredActivitiesLPw(parser, userId); 19770 } 19771 } 19772 } ); 19773 } catch (Exception e) { 19774 if (DEBUG_BACKUP) { 19775 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19776 } 19777 } 19778 } 19779 19780 /** 19781 * Non-Binder method, support for the backup/restore mechanism: write the 19782 * default browser (etc) settings in its canonical XML format. Returns the default 19783 * browser XML representation as a byte array, or null if there is none. 19784 */ 19785 @Override 19786 public byte[] getDefaultAppsBackup(int userId) { 19787 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19788 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19789 } 19790 19791 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19792 try { 19793 final XmlSerializer serializer = new FastXmlSerializer(); 19794 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19795 serializer.startDocument(null, true); 19796 serializer.startTag(null, TAG_DEFAULT_APPS); 19797 19798 synchronized (mPackages) { 19799 mSettings.writeDefaultAppsLPr(serializer, userId); 19800 } 19801 19802 serializer.endTag(null, TAG_DEFAULT_APPS); 19803 serializer.endDocument(); 19804 serializer.flush(); 19805 } catch (Exception e) { 19806 if (DEBUG_BACKUP) { 19807 Slog.e(TAG, "Unable to write default apps for backup", e); 19808 } 19809 return null; 19810 } 19811 19812 return dataStream.toByteArray(); 19813 } 19814 19815 @Override 19816 public void restoreDefaultApps(byte[] backup, int userId) { 19817 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19818 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19819 } 19820 19821 try { 19822 final XmlPullParser parser = Xml.newPullParser(); 19823 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19824 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19825 new BlobXmlRestorer() { 19826 @Override 19827 public void apply(XmlPullParser parser, int userId) 19828 throws XmlPullParserException, IOException { 19829 synchronized (mPackages) { 19830 mSettings.readDefaultAppsLPw(parser, userId); 19831 } 19832 } 19833 } ); 19834 } catch (Exception e) { 19835 if (DEBUG_BACKUP) { 19836 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19837 } 19838 } 19839 } 19840 19841 @Override 19842 public byte[] getIntentFilterVerificationBackup(int userId) { 19843 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19844 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19845 } 19846 19847 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19848 try { 19849 final XmlSerializer serializer = new FastXmlSerializer(); 19850 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19851 serializer.startDocument(null, true); 19852 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19853 19854 synchronized (mPackages) { 19855 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19856 } 19857 19858 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19859 serializer.endDocument(); 19860 serializer.flush(); 19861 } catch (Exception e) { 19862 if (DEBUG_BACKUP) { 19863 Slog.e(TAG, "Unable to write default apps for backup", e); 19864 } 19865 return null; 19866 } 19867 19868 return dataStream.toByteArray(); 19869 } 19870 19871 @Override 19872 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19873 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19874 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19875 } 19876 19877 try { 19878 final XmlPullParser parser = Xml.newPullParser(); 19879 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19880 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19881 new BlobXmlRestorer() { 19882 @Override 19883 public void apply(XmlPullParser parser, int userId) 19884 throws XmlPullParserException, IOException { 19885 synchronized (mPackages) { 19886 mSettings.readAllDomainVerificationsLPr(parser, userId); 19887 mSettings.writeLPr(); 19888 } 19889 } 19890 } ); 19891 } catch (Exception e) { 19892 if (DEBUG_BACKUP) { 19893 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19894 } 19895 } 19896 } 19897 19898 @Override 19899 public byte[] getPermissionGrantBackup(int userId) { 19900 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19901 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19902 } 19903 19904 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19905 try { 19906 final XmlSerializer serializer = new FastXmlSerializer(); 19907 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19908 serializer.startDocument(null, true); 19909 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19910 19911 synchronized (mPackages) { 19912 serializeRuntimePermissionGrantsLPr(serializer, userId); 19913 } 19914 19915 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19916 serializer.endDocument(); 19917 serializer.flush(); 19918 } catch (Exception e) { 19919 if (DEBUG_BACKUP) { 19920 Slog.e(TAG, "Unable to write default apps for backup", e); 19921 } 19922 return null; 19923 } 19924 19925 return dataStream.toByteArray(); 19926 } 19927 19928 @Override 19929 public void restorePermissionGrants(byte[] backup, int userId) { 19930 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19931 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19932 } 19933 19934 try { 19935 final XmlPullParser parser = Xml.newPullParser(); 19936 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19937 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19938 new BlobXmlRestorer() { 19939 @Override 19940 public void apply(XmlPullParser parser, int userId) 19941 throws XmlPullParserException, IOException { 19942 synchronized (mPackages) { 19943 processRestoredPermissionGrantsLPr(parser, userId); 19944 } 19945 } 19946 } ); 19947 } catch (Exception e) { 19948 if (DEBUG_BACKUP) { 19949 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19950 } 19951 } 19952 } 19953 19954 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19955 throws IOException { 19956 serializer.startTag(null, TAG_ALL_GRANTS); 19957 19958 final int N = mSettings.mPackages.size(); 19959 for (int i = 0; i < N; i++) { 19960 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19961 boolean pkgGrantsKnown = false; 19962 19963 PermissionsState packagePerms = ps.getPermissionsState(); 19964 19965 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19966 final int grantFlags = state.getFlags(); 19967 // only look at grants that are not system/policy fixed 19968 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19969 final boolean isGranted = state.isGranted(); 19970 // And only back up the user-twiddled state bits 19971 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19972 final String packageName = mSettings.mPackages.keyAt(i); 19973 if (!pkgGrantsKnown) { 19974 serializer.startTag(null, TAG_GRANT); 19975 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19976 pkgGrantsKnown = true; 19977 } 19978 19979 final boolean userSet = 19980 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19981 final boolean userFixed = 19982 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19983 final boolean revoke = 19984 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19985 19986 serializer.startTag(null, TAG_PERMISSION); 19987 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19988 if (isGranted) { 19989 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19990 } 19991 if (userSet) { 19992 serializer.attribute(null, ATTR_USER_SET, "true"); 19993 } 19994 if (userFixed) { 19995 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19996 } 19997 if (revoke) { 19998 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19999 } 20000 serializer.endTag(null, TAG_PERMISSION); 20001 } 20002 } 20003 } 20004 20005 if (pkgGrantsKnown) { 20006 serializer.endTag(null, TAG_GRANT); 20007 } 20008 } 20009 20010 serializer.endTag(null, TAG_ALL_GRANTS); 20011 } 20012 20013 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 20014 throws XmlPullParserException, IOException { 20015 String pkgName = null; 20016 int outerDepth = parser.getDepth(); 20017 int type; 20018 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 20019 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 20020 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 20021 continue; 20022 } 20023 20024 final String tagName = parser.getName(); 20025 if (tagName.equals(TAG_GRANT)) { 20026 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 20027 if (DEBUG_BACKUP) { 20028 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 20029 } 20030 } else if (tagName.equals(TAG_PERMISSION)) { 20031 20032 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 20033 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 20034 20035 int newFlagSet = 0; 20036 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 20037 newFlagSet |= FLAG_PERMISSION_USER_SET; 20038 } 20039 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 20040 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 20041 } 20042 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20043 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20044 } 20045 if (DEBUG_BACKUP) { 20046 Slog.v(TAG, " + Restoring grant:" 20047 + " pkg=" + pkgName 20048 + " perm=" + permName 20049 + " granted=" + isGranted 20050 + " bits=0x" + Integer.toHexString(newFlagSet)); 20051 } 20052 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20053 if (ps != null) { 20054 // Already installed so we apply the grant immediately 20055 if (DEBUG_BACKUP) { 20056 Slog.v(TAG, " + already installed; applying"); 20057 } 20058 PermissionsState perms = ps.getPermissionsState(); 20059 BasePermission bp = 20060 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20061 if (bp != null) { 20062 if (isGranted) { 20063 perms.grantRuntimePermission(bp, userId); 20064 } 20065 if (newFlagSet != 0) { 20066 perms.updatePermissionFlags( 20067 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20068 } 20069 } 20070 } else { 20071 // Need to wait for post-restore install to apply the grant 20072 if (DEBUG_BACKUP) { 20073 Slog.v(TAG, " - not yet installed; saving for later"); 20074 } 20075 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20076 isGranted, newFlagSet, userId); 20077 } 20078 } else { 20079 PackageManagerService.reportSettingsProblem(Log.WARN, 20080 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20081 XmlUtils.skipCurrentTag(parser); 20082 } 20083 } 20084 20085 scheduleWriteSettingsLocked(); 20086 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20087 } 20088 20089 @Override 20090 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20091 int sourceUserId, int targetUserId, int flags) { 20092 mContext.enforceCallingOrSelfPermission( 20093 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20094 int callingUid = Binder.getCallingUid(); 20095 enforceOwnerRights(ownerPackage, callingUid); 20096 PackageManagerServiceUtils.enforceShellRestriction( 20097 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20098 if (intentFilter.countActions() == 0) { 20099 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20100 return; 20101 } 20102 synchronized (mPackages) { 20103 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20104 ownerPackage, targetUserId, flags); 20105 CrossProfileIntentResolver resolver = 20106 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20107 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20108 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20109 if (existing != null) { 20110 int size = existing.size(); 20111 for (int i = 0; i < size; i++) { 20112 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20113 return; 20114 } 20115 } 20116 } 20117 resolver.addFilter(newFilter); 20118 scheduleWritePackageRestrictionsLocked(sourceUserId); 20119 } 20120 } 20121 20122 @Override 20123 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20124 mContext.enforceCallingOrSelfPermission( 20125 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20126 final int callingUid = Binder.getCallingUid(); 20127 enforceOwnerRights(ownerPackage, callingUid); 20128 PackageManagerServiceUtils.enforceShellRestriction( 20129 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20130 synchronized (mPackages) { 20131 CrossProfileIntentResolver resolver = 20132 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20133 ArraySet<CrossProfileIntentFilter> set = 20134 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20135 for (CrossProfileIntentFilter filter : set) { 20136 if (filter.getOwnerPackage().equals(ownerPackage)) { 20137 resolver.removeFilter(filter); 20138 } 20139 } 20140 scheduleWritePackageRestrictionsLocked(sourceUserId); 20141 } 20142 } 20143 20144 // Enforcing that callingUid is owning pkg on userId 20145 private void enforceOwnerRights(String pkg, int callingUid) { 20146 // The system owns everything. 20147 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20148 return; 20149 } 20150 final int callingUserId = UserHandle.getUserId(callingUid); 20151 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20152 if (pi == null) { 20153 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20154 + callingUserId); 20155 } 20156 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20157 throw new SecurityException("Calling uid " + callingUid 20158 + " does not own package " + pkg); 20159 } 20160 } 20161 20162 @Override 20163 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20164 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20165 return null; 20166 } 20167 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20168 } 20169 20170 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20171 UserManagerService ums = UserManagerService.getInstance(); 20172 if (ums != null) { 20173 final UserInfo parent = ums.getProfileParent(userId); 20174 final int launcherUid = (parent != null) ? parent.id : userId; 20175 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20176 if (launcherComponent != null) { 20177 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20178 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20179 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20180 .setPackage(launcherComponent.getPackageName()); 20181 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20182 } 20183 } 20184 } 20185 20186 /** 20187 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20188 * then reports the most likely home activity or null if there are more than one. 20189 */ 20190 private ComponentName getDefaultHomeActivity(int userId) { 20191 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20192 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20193 if (cn != null) { 20194 return cn; 20195 } 20196 20197 // Find the launcher with the highest priority and return that component if there are no 20198 // other home activity with the same priority. 20199 int lastPriority = Integer.MIN_VALUE; 20200 ComponentName lastComponent = null; 20201 final int size = allHomeCandidates.size(); 20202 for (int i = 0; i < size; i++) { 20203 final ResolveInfo ri = allHomeCandidates.get(i); 20204 if (ri.priority > lastPriority) { 20205 lastComponent = ri.activityInfo.getComponentName(); 20206 lastPriority = ri.priority; 20207 } else if (ri.priority == lastPriority) { 20208 // Two components found with same priority. 20209 lastComponent = null; 20210 } 20211 } 20212 return lastComponent; 20213 } 20214 20215 private Intent getHomeIntent() { 20216 Intent intent = new Intent(Intent.ACTION_MAIN); 20217 intent.addCategory(Intent.CATEGORY_HOME); 20218 intent.addCategory(Intent.CATEGORY_DEFAULT); 20219 return intent; 20220 } 20221 20222 private IntentFilter getHomeFilter() { 20223 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20224 filter.addCategory(Intent.CATEGORY_HOME); 20225 filter.addCategory(Intent.CATEGORY_DEFAULT); 20226 return filter; 20227 } 20228 20229 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20230 int userId) { 20231 Intent intent = getHomeIntent(); 20232 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20233 PackageManager.GET_META_DATA, userId); 20234 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20235 true, false, false, userId); 20236 20237 allHomeCandidates.clear(); 20238 if (list != null) { 20239 for (ResolveInfo ri : list) { 20240 allHomeCandidates.add(ri); 20241 } 20242 } 20243 return (preferred == null || preferred.activityInfo == null) 20244 ? null 20245 : new ComponentName(preferred.activityInfo.packageName, 20246 preferred.activityInfo.name); 20247 } 20248 20249 @Override 20250 public void setHomeActivity(ComponentName comp, int userId) { 20251 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20252 return; 20253 } 20254 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20255 getHomeActivitiesAsUser(homeActivities, userId); 20256 20257 boolean found = false; 20258 20259 final int size = homeActivities.size(); 20260 final ComponentName[] set = new ComponentName[size]; 20261 for (int i = 0; i < size; i++) { 20262 final ResolveInfo candidate = homeActivities.get(i); 20263 final ActivityInfo info = candidate.activityInfo; 20264 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20265 set[i] = activityName; 20266 if (!found && activityName.equals(comp)) { 20267 found = true; 20268 } 20269 } 20270 if (!found) { 20271 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20272 + userId); 20273 } 20274 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20275 set, comp, userId); 20276 } 20277 20278 private @Nullable String getSetupWizardPackageName() { 20279 final Intent intent = new Intent(Intent.ACTION_MAIN); 20280 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20281 20282 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20283 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20284 | MATCH_DISABLED_COMPONENTS, 20285 UserHandle.myUserId()); 20286 if (matches.size() == 1) { 20287 return matches.get(0).getComponentInfo().packageName; 20288 } else { 20289 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20290 + ": matches=" + matches); 20291 return null; 20292 } 20293 } 20294 20295 private @Nullable String getStorageManagerPackageName() { 20296 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20297 20298 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20299 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20300 | MATCH_DISABLED_COMPONENTS, 20301 UserHandle.myUserId()); 20302 if (matches.size() == 1) { 20303 return matches.get(0).getComponentInfo().packageName; 20304 } else { 20305 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20306 + matches.size() + ": matches=" + matches); 20307 return null; 20308 } 20309 } 20310 20311 @Override 20312 public String getSystemTextClassifierPackageName() { 20313 return mContext.getString(R.string.config_defaultTextClassifierPackage); 20314 } 20315 20316 @Override 20317 public void setApplicationEnabledSetting(String appPackageName, 20318 int newState, int flags, int userId, String callingPackage) { 20319 if (!sUserManager.exists(userId)) return; 20320 if (callingPackage == null) { 20321 callingPackage = Integer.toString(Binder.getCallingUid()); 20322 } 20323 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20324 } 20325 20326 @Override 20327 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20328 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20329 synchronized (mPackages) { 20330 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20331 if (pkgSetting != null) { 20332 pkgSetting.setUpdateAvailable(updateAvailable); 20333 } 20334 } 20335 } 20336 20337 @Override 20338 public void setComponentEnabledSetting(ComponentName componentName, 20339 int newState, int flags, int userId) { 20340 if (!sUserManager.exists(userId)) return; 20341 setEnabledSetting(componentName.getPackageName(), 20342 componentName.getClassName(), newState, flags, userId, null); 20343 } 20344 20345 private void setEnabledSetting(final String packageName, String className, int newState, 20346 final int flags, int userId, String callingPackage) { 20347 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20348 || newState == COMPONENT_ENABLED_STATE_ENABLED 20349 || newState == COMPONENT_ENABLED_STATE_DISABLED 20350 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20351 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20352 throw new IllegalArgumentException("Invalid new component state: " 20353 + newState); 20354 } 20355 PackageSetting pkgSetting; 20356 final int callingUid = Binder.getCallingUid(); 20357 final int permission; 20358 if (callingUid == Process.SYSTEM_UID) { 20359 permission = PackageManager.PERMISSION_GRANTED; 20360 } else { 20361 permission = mContext.checkCallingOrSelfPermission( 20362 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20363 } 20364 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20365 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20366 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20367 boolean sendNow = false; 20368 boolean isApp = (className == null); 20369 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20370 String componentName = isApp ? packageName : className; 20371 int packageUid = -1; 20372 ArrayList<String> components; 20373 20374 // reader 20375 synchronized (mPackages) { 20376 pkgSetting = mSettings.mPackages.get(packageName); 20377 if (pkgSetting == null) { 20378 if (!isCallerInstantApp) { 20379 if (className == null) { 20380 throw new IllegalArgumentException("Unknown package: " + packageName); 20381 } 20382 throw new IllegalArgumentException( 20383 "Unknown component: " + packageName + "/" + className); 20384 } else { 20385 // throw SecurityException to prevent leaking package information 20386 throw new SecurityException( 20387 "Attempt to change component state; " 20388 + "pid=" + Binder.getCallingPid() 20389 + ", uid=" + callingUid 20390 + (className == null 20391 ? ", package=" + packageName 20392 : ", component=" + packageName + "/" + className)); 20393 } 20394 } 20395 } 20396 20397 // Limit who can change which apps 20398 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20399 // Don't allow apps that don't have permission to modify other apps 20400 if (!allowedByPermission 20401 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20402 throw new SecurityException( 20403 "Attempt to change component state; " 20404 + "pid=" + Binder.getCallingPid() 20405 + ", uid=" + callingUid 20406 + (className == null 20407 ? ", package=" + packageName 20408 : ", component=" + packageName + "/" + className)); 20409 } 20410 // Don't allow changing protected packages. 20411 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20412 throw new SecurityException("Cannot disable a protected package: " + packageName); 20413 } 20414 } 20415 20416 synchronized (mPackages) { 20417 if (callingUid == Process.SHELL_UID 20418 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20419 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20420 // unless it is a test package. 20421 int oldState = pkgSetting.getEnabled(userId); 20422 if (className == null 20423 && 20424 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20425 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20426 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20427 && 20428 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20429 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20430 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20431 // ok 20432 } else { 20433 throw new SecurityException( 20434 "Shell cannot change component state for " + packageName + "/" 20435 + className + " to " + newState); 20436 } 20437 } 20438 } 20439 if (className == null) { 20440 // We're dealing with an application/package level state change 20441 synchronized (mPackages) { 20442 if (pkgSetting.getEnabled(userId) == newState) { 20443 // Nothing to do 20444 return; 20445 } 20446 } 20447 // If we're enabling a system stub, there's a little more work to do. 20448 // Prior to enabling the package, we need to decompress the APK(s) to the 20449 // data partition and then replace the version on the system partition. 20450 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20451 final boolean isSystemStub = deletedPkg.isStub 20452 && deletedPkg.isSystem(); 20453 if (isSystemStub 20454 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20455 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20456 final File codePath = decompressPackage(deletedPkg); 20457 if (codePath == null) { 20458 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20459 return; 20460 } 20461 // TODO remove direct parsing of the package object during internal cleanup 20462 // of scan package 20463 // We need to call parse directly here for no other reason than we need 20464 // the new package in order to disable the old one [we use the information 20465 // for some internal optimization to optionally create a new package setting 20466 // object on replace]. However, we can't get the package from the scan 20467 // because the scan modifies live structures and we need to remove the 20468 // old [system] package from the system before a scan can be attempted. 20469 // Once scan is indempotent we can remove this parse and use the package 20470 // object we scanned, prior to adding it to package settings. 20471 final PackageParser pp = new PackageParser(); 20472 pp.setSeparateProcesses(mSeparateProcesses); 20473 pp.setDisplayMetrics(mMetrics); 20474 pp.setCallback(mPackageParserCallback); 20475 final PackageParser.Package tmpPkg; 20476 try { 20477 final @ParseFlags int parseFlags = mDefParseFlags 20478 | PackageParser.PARSE_MUST_BE_APK 20479 | PackageParser.PARSE_IS_SYSTEM_DIR; 20480 tmpPkg = pp.parsePackage(codePath, parseFlags); 20481 } catch (PackageParserException e) { 20482 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20483 return; 20484 } 20485 synchronized (mInstallLock) { 20486 // Disable the stub and remove any package entries 20487 removePackageLI(deletedPkg, true); 20488 synchronized (mPackages) { 20489 disableSystemPackageLPw(deletedPkg, tmpPkg); 20490 } 20491 final PackageParser.Package pkg; 20492 try (PackageFreezer freezer = 20493 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20494 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20495 | PackageParser.PARSE_ENFORCE_CODE; 20496 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20497 0 /*currentTime*/, null /*user*/); 20498 prepareAppDataAfterInstallLIF(pkg); 20499 synchronized (mPackages) { 20500 try { 20501 updateSharedLibrariesLPr(pkg, null); 20502 } catch (PackageManagerException e) { 20503 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20504 } 20505 mPermissionManager.updatePermissions( 20506 pkg.packageName, pkg, true, mPackages.values(), 20507 mPermissionCallback); 20508 mSettings.writeLPr(); 20509 } 20510 } catch (PackageManagerException e) { 20511 // Whoops! Something went wrong; try to roll back to the stub 20512 Slog.w(TAG, "Failed to install compressed system package:" 20513 + pkgSetting.name, e); 20514 // Remove the failed install 20515 removeCodePathLI(codePath); 20516 20517 // Install the system package 20518 try (PackageFreezer freezer = 20519 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20520 synchronized (mPackages) { 20521 // NOTE: The system package always needs to be enabled; even 20522 // if it's for a compressed stub. If we don't, installing the 20523 // system package fails during scan [scanning checks the disabled 20524 // packages]. We will reverse this later, after we've "installed" 20525 // the stub. 20526 // This leaves us in a fragile state; the stub should never be 20527 // enabled, so, cross your fingers and hope nothing goes wrong 20528 // until we can disable the package later. 20529 enableSystemPackageLPw(deletedPkg); 20530 } 20531 installPackageFromSystemLIF(deletedPkg.codePath, 20532 false /*isPrivileged*/, null /*allUserHandles*/, 20533 null /*origUserHandles*/, null /*origPermissionsState*/, 20534 true /*writeSettings*/); 20535 } catch (PackageManagerException pme) { 20536 Slog.w(TAG, "Failed to restore system package:" 20537 + deletedPkg.packageName, pme); 20538 } finally { 20539 synchronized (mPackages) { 20540 mSettings.disableSystemPackageLPw( 20541 deletedPkg.packageName, true /*replaced*/); 20542 mSettings.writeLPr(); 20543 } 20544 } 20545 return; 20546 } 20547 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20548 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20549 mDexManager.notifyPackageUpdated(pkg.packageName, 20550 pkg.baseCodePath, pkg.splitCodePaths); 20551 } 20552 } 20553 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20554 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20555 // Don't care about who enables an app. 20556 callingPackage = null; 20557 } 20558 synchronized (mPackages) { 20559 pkgSetting.setEnabled(newState, userId, callingPackage); 20560 } 20561 } else { 20562 synchronized (mPackages) { 20563 // We're dealing with a component level state change 20564 // First, verify that this is a valid class name. 20565 PackageParser.Package pkg = pkgSetting.pkg; 20566 if (pkg == null || !pkg.hasComponentClassName(className)) { 20567 if (pkg != null && 20568 pkg.applicationInfo.targetSdkVersion >= 20569 Build.VERSION_CODES.JELLY_BEAN) { 20570 throw new IllegalArgumentException("Component class " + className 20571 + " does not exist in " + packageName); 20572 } else { 20573 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20574 + className + " does not exist in " + packageName); 20575 } 20576 } 20577 switch (newState) { 20578 case COMPONENT_ENABLED_STATE_ENABLED: 20579 if (!pkgSetting.enableComponentLPw(className, userId)) { 20580 return; 20581 } 20582 break; 20583 case COMPONENT_ENABLED_STATE_DISABLED: 20584 if (!pkgSetting.disableComponentLPw(className, userId)) { 20585 return; 20586 } 20587 break; 20588 case COMPONENT_ENABLED_STATE_DEFAULT: 20589 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20590 return; 20591 } 20592 break; 20593 default: 20594 Slog.e(TAG, "Invalid new component state: " + newState); 20595 return; 20596 } 20597 } 20598 } 20599 synchronized (mPackages) { 20600 scheduleWritePackageRestrictionsLocked(userId); 20601 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20602 final long callingId = Binder.clearCallingIdentity(); 20603 try { 20604 updateInstantAppInstallerLocked(packageName); 20605 } finally { 20606 Binder.restoreCallingIdentity(callingId); 20607 } 20608 components = mPendingBroadcasts.get(userId, packageName); 20609 final boolean newPackage = components == null; 20610 if (newPackage) { 20611 components = new ArrayList<String>(); 20612 } 20613 if (!components.contains(componentName)) { 20614 components.add(componentName); 20615 } 20616 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20617 sendNow = true; 20618 // Purge entry from pending broadcast list if another one exists already 20619 // since we are sending one right away. 20620 mPendingBroadcasts.remove(userId, packageName); 20621 } else { 20622 if (newPackage) { 20623 mPendingBroadcasts.put(userId, packageName, components); 20624 } 20625 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20626 // Schedule a message 20627 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20628 } 20629 } 20630 } 20631 20632 long callingId = Binder.clearCallingIdentity(); 20633 try { 20634 if (sendNow) { 20635 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20636 sendPackageChangedBroadcast(packageName, 20637 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20638 } 20639 } finally { 20640 Binder.restoreCallingIdentity(callingId); 20641 } 20642 } 20643 20644 @Override 20645 public void flushPackageRestrictionsAsUser(int userId) { 20646 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20647 return; 20648 } 20649 if (!sUserManager.exists(userId)) { 20650 return; 20651 } 20652 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20653 false /* checkShell */, "flushPackageRestrictions"); 20654 synchronized (mPackages) { 20655 mSettings.writePackageRestrictionsLPr(userId); 20656 mDirtyUsers.remove(userId); 20657 if (mDirtyUsers.isEmpty()) { 20658 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20659 } 20660 } 20661 } 20662 20663 private void sendPackageChangedBroadcast(String packageName, 20664 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20665 if (DEBUG_INSTALL) 20666 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20667 + componentNames); 20668 Bundle extras = new Bundle(4); 20669 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20670 String nameList[] = new String[componentNames.size()]; 20671 componentNames.toArray(nameList); 20672 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20673 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20674 extras.putInt(Intent.EXTRA_UID, packageUid); 20675 // If this is not reporting a change of the overall package, then only send it 20676 // to registered receivers. We don't want to launch a swath of apps for every 20677 // little component state change. 20678 final int flags = !componentNames.contains(packageName) 20679 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20680 final int userId = UserHandle.getUserId(packageUid); 20681 final boolean isInstantApp = isInstantApp(packageName, userId); 20682 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20683 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20684 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20685 userIds, instantUserIds); 20686 } 20687 20688 @Override 20689 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20690 if (!sUserManager.exists(userId)) return; 20691 final int callingUid = Binder.getCallingUid(); 20692 if (getInstantAppPackageName(callingUid) != null) { 20693 return; 20694 } 20695 final int permission = mContext.checkCallingOrSelfPermission( 20696 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20697 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20698 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20699 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20700 // writer 20701 synchronized (mPackages) { 20702 final PackageSetting ps = mSettings.mPackages.get(packageName); 20703 if (!filterAppAccessLPr(ps, callingUid, userId) 20704 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20705 allowedByPermission, callingUid, userId)) { 20706 scheduleWritePackageRestrictionsLocked(userId); 20707 } 20708 } 20709 } 20710 20711 @Override 20712 public String getInstallerPackageName(String packageName) { 20713 final int callingUid = Binder.getCallingUid(); 20714 synchronized (mPackages) { 20715 final PackageSetting ps = mSettings.mPackages.get(packageName); 20716 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20717 return null; 20718 } 20719 return mSettings.getInstallerPackageNameLPr(packageName); 20720 } 20721 } 20722 20723 public boolean isOrphaned(String packageName) { 20724 // reader 20725 synchronized (mPackages) { 20726 return mSettings.isOrphaned(packageName); 20727 } 20728 } 20729 20730 @Override 20731 public int getApplicationEnabledSetting(String packageName, int userId) { 20732 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20733 int callingUid = Binder.getCallingUid(); 20734 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20735 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20736 // reader 20737 synchronized (mPackages) { 20738 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20739 return COMPONENT_ENABLED_STATE_DISABLED; 20740 } 20741 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20742 } 20743 } 20744 20745 @Override 20746 public int getComponentEnabledSetting(ComponentName component, int userId) { 20747 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20748 int callingUid = Binder.getCallingUid(); 20749 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20750 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20751 synchronized (mPackages) { 20752 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20753 component, TYPE_UNKNOWN, userId)) { 20754 return COMPONENT_ENABLED_STATE_DISABLED; 20755 } 20756 return mSettings.getComponentEnabledSettingLPr(component, userId); 20757 } 20758 } 20759 20760 @Override 20761 public void enterSafeMode() { 20762 enforceSystemOrRoot("Only the system can request entering safe mode"); 20763 20764 if (!mSystemReady) { 20765 mSafeMode = true; 20766 } 20767 } 20768 20769 @Override 20770 public void systemReady() { 20771 enforceSystemOrRoot("Only the system can claim the system is ready"); 20772 20773 mSystemReady = true; 20774 final ContentResolver resolver = mContext.getContentResolver(); 20775 ContentObserver co = new ContentObserver(mHandler) { 20776 @Override 20777 public void onChange(boolean selfChange) { 20778 mWebInstantAppsDisabled = 20779 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20780 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20781 } 20782 }; 20783 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20784 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20785 false, co, UserHandle.USER_SYSTEM); 20786 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Secure 20787 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20788 co.onChange(true); 20789 20790 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20791 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20792 // it is done. 20793 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20794 @Override 20795 public void onChange(boolean selfChange) { 20796 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20797 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20798 oobEnabled == 1 ? "true" : "false"); 20799 } 20800 }; 20801 mContext.getContentResolver().registerContentObserver( 20802 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20803 UserHandle.USER_SYSTEM); 20804 // At boot, restore the value from the setting, which persists across reboot. 20805 privAppOobObserver.onChange(true); 20806 20807 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20808 // disabled after already being started. 20809 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20810 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20811 20812 // Read the compatibilty setting when the system is ready. 20813 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20814 mContext.getContentResolver(), 20815 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20816 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20817 if (DEBUG_SETTINGS) { 20818 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20819 } 20820 20821 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20822 20823 synchronized (mPackages) { 20824 // Verify that all of the preferred activity components actually 20825 // exist. It is possible for applications to be updated and at 20826 // that point remove a previously declared activity component that 20827 // had been set as a preferred activity. We try to clean this up 20828 // the next time we encounter that preferred activity, but it is 20829 // possible for the user flow to never be able to return to that 20830 // situation so here we do a sanity check to make sure we haven't 20831 // left any junk around. 20832 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20833 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20834 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20835 removed.clear(); 20836 for (PreferredActivity pa : pir.filterSet()) { 20837 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20838 removed.add(pa); 20839 } 20840 } 20841 if (removed.size() > 0) { 20842 for (int r=0; r<removed.size(); r++) { 20843 PreferredActivity pa = removed.get(r); 20844 Slog.w(TAG, "Removing dangling preferred activity: " 20845 + pa.mPref.mComponent); 20846 pir.removeFilter(pa); 20847 } 20848 mSettings.writePackageRestrictionsLPr( 20849 mSettings.mPreferredActivities.keyAt(i)); 20850 } 20851 } 20852 20853 for (int userId : UserManagerService.getInstance().getUserIds()) { 20854 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20855 grantPermissionsUserIds = ArrayUtils.appendInt( 20856 grantPermissionsUserIds, userId); 20857 } 20858 } 20859 } 20860 sUserManager.systemReady(); 20861 // If we upgraded grant all default permissions before kicking off. 20862 for (int userId : grantPermissionsUserIds) { 20863 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20864 } 20865 20866 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20867 // If we did not grant default permissions, we preload from this the 20868 // default permission exceptions lazily to ensure we don't hit the 20869 // disk on a new user creation. 20870 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20871 } 20872 20873 // Now that we've scanned all packages, and granted any default 20874 // permissions, ensure permissions are updated. Beware of dragons if you 20875 // try optimizing this. 20876 synchronized (mPackages) { 20877 mPermissionManager.updateAllPermissions( 20878 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20879 mPermissionCallback); 20880 } 20881 20882 // Kick off any messages waiting for system ready 20883 if (mPostSystemReadyMessages != null) { 20884 for (Message msg : mPostSystemReadyMessages) { 20885 msg.sendToTarget(); 20886 } 20887 mPostSystemReadyMessages = null; 20888 } 20889 20890 // Watch for external volumes that come and go over time 20891 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20892 storage.registerListener(mStorageListener); 20893 20894 mInstallerService.systemReady(); 20895 mPackageDexOptimizer.systemReady(); 20896 20897 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20898 StorageManagerInternal.class); 20899 StorageManagerInternal.addExternalStoragePolicy( 20900 new StorageManagerInternal.ExternalStorageMountPolicy() { 20901 @Override 20902 public int getMountMode(int uid, String packageName) { 20903 if (Process.isIsolated(uid)) { 20904 return Zygote.MOUNT_EXTERNAL_NONE; 20905 } 20906 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20907 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20908 } 20909 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20910 return Zygote.MOUNT_EXTERNAL_READ; 20911 } 20912 return Zygote.MOUNT_EXTERNAL_WRITE; 20913 } 20914 20915 @Override 20916 public boolean hasExternalStorage(int uid, String packageName) { 20917 return true; 20918 } 20919 }); 20920 20921 // Now that we're mostly running, clean up stale users and apps 20922 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20923 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20924 20925 mPermissionManager.systemReady(); 20926 20927 if (mInstantAppResolverConnection != null) { 20928 mContext.registerReceiver(new BroadcastReceiver() { 20929 @Override 20930 public void onReceive(Context context, Intent intent) { 20931 mInstantAppResolverConnection.optimisticBind(); 20932 mContext.unregisterReceiver(this); 20933 } 20934 }, new IntentFilter(Intent.ACTION_BOOT_COMPLETED)); 20935 } 20936 } 20937 20938 public void waitForAppDataPrepared() { 20939 if (mPrepareAppDataFuture == null) { 20940 return; 20941 } 20942 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20943 mPrepareAppDataFuture = null; 20944 } 20945 20946 @Override 20947 public boolean isSafeMode() { 20948 // allow instant applications 20949 return mSafeMode; 20950 } 20951 20952 @Override 20953 public boolean hasSystemUidErrors() { 20954 // allow instant applications 20955 return mHasSystemUidErrors; 20956 } 20957 20958 static String arrayToString(int[] array) { 20959 StringBuffer buf = new StringBuffer(128); 20960 buf.append('['); 20961 if (array != null) { 20962 for (int i=0; i<array.length; i++) { 20963 if (i > 0) buf.append(", "); 20964 buf.append(array[i]); 20965 } 20966 } 20967 buf.append(']'); 20968 return buf.toString(); 20969 } 20970 20971 @Override 20972 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20973 FileDescriptor err, String[] args, ShellCallback callback, 20974 ResultReceiver resultReceiver) { 20975 (new PackageManagerShellCommand(this)).exec( 20976 this, in, out, err, args, callback, resultReceiver); 20977 } 20978 20979 @Override 20980 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20981 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20982 20983 DumpState dumpState = new DumpState(); 20984 boolean fullPreferred = false; 20985 boolean checkin = false; 20986 20987 String packageName = null; 20988 ArraySet<String> permissionNames = null; 20989 20990 int opti = 0; 20991 while (opti < args.length) { 20992 String opt = args[opti]; 20993 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20994 break; 20995 } 20996 opti++; 20997 20998 if ("-a".equals(opt)) { 20999 // Right now we only know how to print all. 21000 } else if ("-h".equals(opt)) { 21001 pw.println("Package manager dump options:"); 21002 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 21003 pw.println(" --checkin: dump for a checkin"); 21004 pw.println(" -f: print details of intent filters"); 21005 pw.println(" -h: print this help"); 21006 pw.println(" cmd may be one of:"); 21007 pw.println(" l[ibraries]: list known shared libraries"); 21008 pw.println(" f[eatures]: list device features"); 21009 pw.println(" k[eysets]: print known keysets"); 21010 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 21011 pw.println(" perm[issions]: dump permissions"); 21012 pw.println(" permission [name ...]: dump declaration and use of given permission"); 21013 pw.println(" pref[erred]: print preferred package settings"); 21014 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 21015 pw.println(" prov[iders]: dump content providers"); 21016 pw.println(" p[ackages]: dump installed packages"); 21017 pw.println(" s[hared-users]: dump shared user IDs"); 21018 pw.println(" m[essages]: print collected runtime messages"); 21019 pw.println(" v[erifiers]: print package verifier info"); 21020 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 21021 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 21022 pw.println(" version: print database version info"); 21023 pw.println(" write: write current settings now"); 21024 pw.println(" installs: details about install sessions"); 21025 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 21026 pw.println(" dexopt: dump dexopt state"); 21027 pw.println(" compiler-stats: dump compiler statistics"); 21028 pw.println(" service-permissions: dump permissions required by services"); 21029 pw.println(" <package.name>: info about given package"); 21030 return; 21031 } else if ("--checkin".equals(opt)) { 21032 checkin = true; 21033 } else if ("-f".equals(opt)) { 21034 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21035 } else if ("--proto".equals(opt)) { 21036 dumpProto(fd); 21037 return; 21038 } else { 21039 pw.println("Unknown argument: " + opt + "; use -h for help"); 21040 } 21041 } 21042 21043 // Is the caller requesting to dump a particular piece of data? 21044 if (opti < args.length) { 21045 String cmd = args[opti]; 21046 opti++; 21047 // Is this a package name? 21048 if ("android".equals(cmd) || cmd.contains(".")) { 21049 packageName = cmd; 21050 // When dumping a single package, we always dump all of its 21051 // filter information since the amount of data will be reasonable. 21052 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21053 } else if ("check-permission".equals(cmd)) { 21054 if (opti >= args.length) { 21055 pw.println("Error: check-permission missing permission argument"); 21056 return; 21057 } 21058 String perm = args[opti]; 21059 opti++; 21060 if (opti >= args.length) { 21061 pw.println("Error: check-permission missing package argument"); 21062 return; 21063 } 21064 21065 String pkg = args[opti]; 21066 opti++; 21067 int user = UserHandle.getUserId(Binder.getCallingUid()); 21068 if (opti < args.length) { 21069 try { 21070 user = Integer.parseInt(args[opti]); 21071 } catch (NumberFormatException e) { 21072 pw.println("Error: check-permission user argument is not a number: " 21073 + args[opti]); 21074 return; 21075 } 21076 } 21077 21078 // Normalize package name to handle renamed packages and static libs 21079 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21080 21081 pw.println(checkPermission(perm, pkg, user)); 21082 return; 21083 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21084 dumpState.setDump(DumpState.DUMP_LIBS); 21085 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21086 dumpState.setDump(DumpState.DUMP_FEATURES); 21087 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21088 if (opti >= args.length) { 21089 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21090 | DumpState.DUMP_SERVICE_RESOLVERS 21091 | DumpState.DUMP_RECEIVER_RESOLVERS 21092 | DumpState.DUMP_CONTENT_RESOLVERS); 21093 } else { 21094 while (opti < args.length) { 21095 String name = args[opti]; 21096 if ("a".equals(name) || "activity".equals(name)) { 21097 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21098 } else if ("s".equals(name) || "service".equals(name)) { 21099 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21100 } else if ("r".equals(name) || "receiver".equals(name)) { 21101 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21102 } else if ("c".equals(name) || "content".equals(name)) { 21103 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21104 } else { 21105 pw.println("Error: unknown resolver table type: " + name); 21106 return; 21107 } 21108 opti++; 21109 } 21110 } 21111 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21112 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21113 } else if ("permission".equals(cmd)) { 21114 if (opti >= args.length) { 21115 pw.println("Error: permission requires permission name"); 21116 return; 21117 } 21118 permissionNames = new ArraySet<>(); 21119 while (opti < args.length) { 21120 permissionNames.add(args[opti]); 21121 opti++; 21122 } 21123 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21124 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21125 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21126 dumpState.setDump(DumpState.DUMP_PREFERRED); 21127 } else if ("preferred-xml".equals(cmd)) { 21128 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21129 if (opti < args.length && "--full".equals(args[opti])) { 21130 fullPreferred = true; 21131 opti++; 21132 } 21133 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21134 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21135 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21136 dumpState.setDump(DumpState.DUMP_PACKAGES); 21137 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21138 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21139 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21140 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21141 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21142 dumpState.setDump(DumpState.DUMP_MESSAGES); 21143 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21144 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21145 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21146 || "intent-filter-verifiers".equals(cmd)) { 21147 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21148 } else if ("version".equals(cmd)) { 21149 dumpState.setDump(DumpState.DUMP_VERSION); 21150 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21151 dumpState.setDump(DumpState.DUMP_KEYSETS); 21152 } else if ("installs".equals(cmd)) { 21153 dumpState.setDump(DumpState.DUMP_INSTALLS); 21154 } else if ("frozen".equals(cmd)) { 21155 dumpState.setDump(DumpState.DUMP_FROZEN); 21156 } else if ("volumes".equals(cmd)) { 21157 dumpState.setDump(DumpState.DUMP_VOLUMES); 21158 } else if ("dexopt".equals(cmd)) { 21159 dumpState.setDump(DumpState.DUMP_DEXOPT); 21160 } else if ("compiler-stats".equals(cmd)) { 21161 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21162 } else if ("changes".equals(cmd)) { 21163 dumpState.setDump(DumpState.DUMP_CHANGES); 21164 } else if ("service-permissions".equals(cmd)) { 21165 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21166 } else if ("write".equals(cmd)) { 21167 synchronized (mPackages) { 21168 mSettings.writeLPr(); 21169 pw.println("Settings written."); 21170 return; 21171 } 21172 } 21173 } 21174 21175 if (checkin) { 21176 pw.println("vers,1"); 21177 } 21178 21179 // reader 21180 synchronized (mPackages) { 21181 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21182 if (!checkin) { 21183 if (dumpState.onTitlePrinted()) 21184 pw.println(); 21185 pw.println("Database versions:"); 21186 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21187 } 21188 } 21189 21190 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21191 if (!checkin) { 21192 if (dumpState.onTitlePrinted()) 21193 pw.println(); 21194 pw.println("Verifiers:"); 21195 pw.print(" Required: "); 21196 pw.print(mRequiredVerifierPackage); 21197 pw.print(" (uid="); 21198 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21199 UserHandle.USER_SYSTEM)); 21200 pw.println(")"); 21201 } else if (mRequiredVerifierPackage != null) { 21202 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21203 pw.print(","); 21204 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21205 UserHandle.USER_SYSTEM)); 21206 } 21207 } 21208 21209 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21210 packageName == null) { 21211 if (mIntentFilterVerifierComponent != null) { 21212 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21213 if (!checkin) { 21214 if (dumpState.onTitlePrinted()) 21215 pw.println(); 21216 pw.println("Intent Filter Verifier:"); 21217 pw.print(" Using: "); 21218 pw.print(verifierPackageName); 21219 pw.print(" (uid="); 21220 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21221 UserHandle.USER_SYSTEM)); 21222 pw.println(")"); 21223 } else if (verifierPackageName != null) { 21224 pw.print("ifv,"); pw.print(verifierPackageName); 21225 pw.print(","); 21226 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21227 UserHandle.USER_SYSTEM)); 21228 } 21229 } else { 21230 pw.println(); 21231 pw.println("No Intent Filter Verifier available!"); 21232 } 21233 } 21234 21235 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21236 boolean printedHeader = false; 21237 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21238 while (it.hasNext()) { 21239 String libName = it.next(); 21240 LongSparseArray<SharedLibraryEntry> versionedLib 21241 = mSharedLibraries.get(libName); 21242 if (versionedLib == null) { 21243 continue; 21244 } 21245 final int versionCount = versionedLib.size(); 21246 for (int i = 0; i < versionCount; i++) { 21247 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21248 if (!checkin) { 21249 if (!printedHeader) { 21250 if (dumpState.onTitlePrinted()) 21251 pw.println(); 21252 pw.println("Libraries:"); 21253 printedHeader = true; 21254 } 21255 pw.print(" "); 21256 } else { 21257 pw.print("lib,"); 21258 } 21259 pw.print(libEntry.info.getName()); 21260 if (libEntry.info.isStatic()) { 21261 pw.print(" version=" + libEntry.info.getLongVersion()); 21262 } 21263 if (!checkin) { 21264 pw.print(" -> "); 21265 } 21266 if (libEntry.path != null) { 21267 pw.print(" (jar) "); 21268 pw.print(libEntry.path); 21269 } else { 21270 pw.print(" (apk) "); 21271 pw.print(libEntry.apk); 21272 } 21273 pw.println(); 21274 } 21275 } 21276 } 21277 21278 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21279 if (dumpState.onTitlePrinted()) 21280 pw.println(); 21281 if (!checkin) { 21282 pw.println("Features:"); 21283 } 21284 21285 synchronized (mAvailableFeatures) { 21286 for (FeatureInfo feat : mAvailableFeatures.values()) { 21287 if (checkin) { 21288 pw.print("feat,"); 21289 pw.print(feat.name); 21290 pw.print(","); 21291 pw.println(feat.version); 21292 } else { 21293 pw.print(" "); 21294 pw.print(feat.name); 21295 if (feat.version > 0) { 21296 pw.print(" version="); 21297 pw.print(feat.version); 21298 } 21299 pw.println(); 21300 } 21301 } 21302 } 21303 } 21304 21305 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21306 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21307 : "Activity Resolver Table:", " ", packageName, 21308 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21309 dumpState.setTitlePrinted(true); 21310 } 21311 } 21312 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21313 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21314 : "Receiver Resolver Table:", " ", packageName, 21315 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21316 dumpState.setTitlePrinted(true); 21317 } 21318 } 21319 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21320 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21321 : "Service Resolver Table:", " ", packageName, 21322 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21323 dumpState.setTitlePrinted(true); 21324 } 21325 } 21326 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21327 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21328 : "Provider Resolver Table:", " ", packageName, 21329 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21330 dumpState.setTitlePrinted(true); 21331 } 21332 } 21333 21334 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21335 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21336 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21337 int user = mSettings.mPreferredActivities.keyAt(i); 21338 if (pir.dump(pw, 21339 dumpState.getTitlePrinted() 21340 ? "\nPreferred Activities User " + user + ":" 21341 : "Preferred Activities User " + user + ":", " ", 21342 packageName, true, false)) { 21343 dumpState.setTitlePrinted(true); 21344 } 21345 } 21346 } 21347 21348 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21349 pw.flush(); 21350 FileOutputStream fout = new FileOutputStream(fd); 21351 BufferedOutputStream str = new BufferedOutputStream(fout); 21352 XmlSerializer serializer = new FastXmlSerializer(); 21353 try { 21354 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21355 serializer.startDocument(null, true); 21356 serializer.setFeature( 21357 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21358 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21359 serializer.endDocument(); 21360 serializer.flush(); 21361 } catch (IllegalArgumentException e) { 21362 pw.println("Failed writing: " + e); 21363 } catch (IllegalStateException e) { 21364 pw.println("Failed writing: " + e); 21365 } catch (IOException e) { 21366 pw.println("Failed writing: " + e); 21367 } 21368 } 21369 21370 if (!checkin 21371 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21372 && packageName == null) { 21373 pw.println(); 21374 int count = mSettings.mPackages.size(); 21375 if (count == 0) { 21376 pw.println("No applications!"); 21377 pw.println(); 21378 } else { 21379 final String prefix = " "; 21380 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21381 if (allPackageSettings.size() == 0) { 21382 pw.println("No domain preferred apps!"); 21383 pw.println(); 21384 } else { 21385 pw.println("App verification status:"); 21386 pw.println(); 21387 count = 0; 21388 for (PackageSetting ps : allPackageSettings) { 21389 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21390 if (ivi == null || ivi.getPackageName() == null) continue; 21391 pw.println(prefix + "Package: " + ivi.getPackageName()); 21392 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21393 pw.println(prefix + "Status: " + ivi.getStatusString()); 21394 pw.println(); 21395 count++; 21396 } 21397 if (count == 0) { 21398 pw.println(prefix + "No app verification established."); 21399 pw.println(); 21400 } 21401 for (int userId : sUserManager.getUserIds()) { 21402 pw.println("App linkages for user " + userId + ":"); 21403 pw.println(); 21404 count = 0; 21405 for (PackageSetting ps : allPackageSettings) { 21406 final long status = ps.getDomainVerificationStatusForUser(userId); 21407 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21408 && !DEBUG_DOMAIN_VERIFICATION) { 21409 continue; 21410 } 21411 pw.println(prefix + "Package: " + ps.name); 21412 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21413 String statusStr = IntentFilterVerificationInfo. 21414 getStatusStringFromValue(status); 21415 pw.println(prefix + "Status: " + statusStr); 21416 pw.println(); 21417 count++; 21418 } 21419 if (count == 0) { 21420 pw.println(prefix + "No configured app linkages."); 21421 pw.println(); 21422 } 21423 } 21424 } 21425 } 21426 } 21427 21428 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21429 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21430 } 21431 21432 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21433 boolean printedSomething = false; 21434 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21435 if (packageName != null && !packageName.equals(p.info.packageName)) { 21436 continue; 21437 } 21438 if (!printedSomething) { 21439 if (dumpState.onTitlePrinted()) 21440 pw.println(); 21441 pw.println("Registered ContentProviders:"); 21442 printedSomething = true; 21443 } 21444 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21445 pw.print(" "); pw.println(p.toString()); 21446 } 21447 printedSomething = false; 21448 for (Map.Entry<String, PackageParser.Provider> entry : 21449 mProvidersByAuthority.entrySet()) { 21450 PackageParser.Provider p = entry.getValue(); 21451 if (packageName != null && !packageName.equals(p.info.packageName)) { 21452 continue; 21453 } 21454 if (!printedSomething) { 21455 if (dumpState.onTitlePrinted()) 21456 pw.println(); 21457 pw.println("ContentProvider Authorities:"); 21458 printedSomething = true; 21459 } 21460 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21461 pw.print(" "); pw.println(p.toString()); 21462 if (p.info != null && p.info.applicationInfo != null) { 21463 final String appInfo = p.info.applicationInfo.toString(); 21464 pw.print(" applicationInfo="); pw.println(appInfo); 21465 } 21466 } 21467 } 21468 21469 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21470 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21471 } 21472 21473 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21474 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21475 } 21476 21477 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21478 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21479 } 21480 21481 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21482 if (dumpState.onTitlePrinted()) pw.println(); 21483 pw.println("Package Changes:"); 21484 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21485 final int K = mChangedPackages.size(); 21486 for (int i = 0; i < K; i++) { 21487 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21488 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21489 final int N = changes.size(); 21490 if (N == 0) { 21491 pw.print(" "); pw.println("No packages changed"); 21492 } else { 21493 for (int j = 0; j < N; j++) { 21494 final String pkgName = changes.valueAt(j); 21495 final int sequenceNumber = changes.keyAt(j); 21496 pw.print(" "); 21497 pw.print("seq="); 21498 pw.print(sequenceNumber); 21499 pw.print(", package="); 21500 pw.println(pkgName); 21501 } 21502 } 21503 } 21504 } 21505 21506 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21507 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21508 } 21509 21510 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21511 // XXX should handle packageName != null by dumping only install data that 21512 // the given package is involved with. 21513 if (dumpState.onTitlePrinted()) pw.println(); 21514 21515 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120)) { 21516 ipw.println(); 21517 ipw.println("Frozen packages:"); 21518 ipw.increaseIndent(); 21519 if (mFrozenPackages.size() == 0) { 21520 ipw.println("(none)"); 21521 } else { 21522 for (int i = 0; i < mFrozenPackages.size(); i++) { 21523 ipw.println(mFrozenPackages.valueAt(i)); 21524 } 21525 } 21526 ipw.decreaseIndent(); 21527 } 21528 } 21529 21530 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21531 if (dumpState.onTitlePrinted()) pw.println(); 21532 21533 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120)) { 21534 ipw.println(); 21535 ipw.println("Loaded volumes:"); 21536 ipw.increaseIndent(); 21537 if (mLoadedVolumes.size() == 0) { 21538 ipw.println("(none)"); 21539 } else { 21540 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21541 ipw.println(mLoadedVolumes.valueAt(i)); 21542 } 21543 } 21544 ipw.decreaseIndent(); 21545 } 21546 } 21547 21548 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21549 && packageName == null) { 21550 if (dumpState.onTitlePrinted()) pw.println(); 21551 pw.println("Service permissions:"); 21552 21553 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21554 while (filterIterator.hasNext()) { 21555 final ServiceIntentInfo info = filterIterator.next(); 21556 final ServiceInfo serviceInfo = info.service.info; 21557 final String permission = serviceInfo.permission; 21558 if (permission != null) { 21559 pw.print(" "); 21560 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21561 pw.print(": "); 21562 pw.println(permission); 21563 } 21564 } 21565 } 21566 21567 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21568 if (dumpState.onTitlePrinted()) pw.println(); 21569 dumpDexoptStateLPr(pw, packageName); 21570 } 21571 21572 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21573 if (dumpState.onTitlePrinted()) pw.println(); 21574 dumpCompilerStatsLPr(pw, packageName); 21575 } 21576 21577 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21578 if (dumpState.onTitlePrinted()) pw.println(); 21579 mSettings.dumpReadMessagesLPr(pw, dumpState); 21580 21581 pw.println(); 21582 pw.println("Package warning messages:"); 21583 dumpCriticalInfo(pw, null); 21584 } 21585 21586 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21587 dumpCriticalInfo(pw, "msg,"); 21588 } 21589 } 21590 21591 // PackageInstaller should be called outside of mPackages lock 21592 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21593 // XXX should handle packageName != null by dumping only install data that 21594 // the given package is involved with. 21595 if (dumpState.onTitlePrinted()) pw.println(); 21596 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21597 } 21598 } 21599 21600 private void dumpProto(FileDescriptor fd) { 21601 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21602 21603 synchronized (mPackages) { 21604 final long requiredVerifierPackageToken = 21605 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21606 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21607 proto.write( 21608 PackageServiceDumpProto.PackageShortProto.UID, 21609 getPackageUid( 21610 mRequiredVerifierPackage, 21611 MATCH_DEBUG_TRIAGED_MISSING, 21612 UserHandle.USER_SYSTEM)); 21613 proto.end(requiredVerifierPackageToken); 21614 21615 if (mIntentFilterVerifierComponent != null) { 21616 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21617 final long verifierPackageToken = 21618 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21619 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21620 proto.write( 21621 PackageServiceDumpProto.PackageShortProto.UID, 21622 getPackageUid( 21623 verifierPackageName, 21624 MATCH_DEBUG_TRIAGED_MISSING, 21625 UserHandle.USER_SYSTEM)); 21626 proto.end(verifierPackageToken); 21627 } 21628 21629 dumpSharedLibrariesProto(proto); 21630 dumpFeaturesProto(proto); 21631 mSettings.dumpPackagesProto(proto); 21632 mSettings.dumpSharedUsersProto(proto); 21633 dumpCriticalInfo(proto); 21634 } 21635 proto.flush(); 21636 } 21637 21638 private void dumpFeaturesProto(ProtoOutputStream proto) { 21639 synchronized (mAvailableFeatures) { 21640 final int count = mAvailableFeatures.size(); 21641 for (int i = 0; i < count; i++) { 21642 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21643 } 21644 } 21645 } 21646 21647 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21648 final int count = mSharedLibraries.size(); 21649 for (int i = 0; i < count; i++) { 21650 final String libName = mSharedLibraries.keyAt(i); 21651 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21652 if (versionedLib == null) { 21653 continue; 21654 } 21655 final int versionCount = versionedLib.size(); 21656 for (int j = 0; j < versionCount; j++) { 21657 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21658 final long sharedLibraryToken = 21659 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21660 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21661 final boolean isJar = (libEntry.path != null); 21662 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21663 if (isJar) { 21664 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21665 } else { 21666 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21667 } 21668 proto.end(sharedLibraryToken); 21669 } 21670 } 21671 } 21672 21673 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21674 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ")) { 21675 ipw.println(); 21676 ipw.println("Dexopt state:"); 21677 ipw.increaseIndent(); 21678 Collection<PackageParser.Package> packages = null; 21679 if (packageName != null) { 21680 PackageParser.Package targetPackage = mPackages.get(packageName); 21681 if (targetPackage != null) { 21682 packages = Collections.singletonList(targetPackage); 21683 } else { 21684 ipw.println("Unable to find package: " + packageName); 21685 return; 21686 } 21687 } else { 21688 packages = mPackages.values(); 21689 } 21690 21691 for (PackageParser.Package pkg : packages) { 21692 ipw.println("[" + pkg.packageName + "]"); 21693 ipw.increaseIndent(); 21694 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21695 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21696 ipw.decreaseIndent(); 21697 } 21698 } 21699 } 21700 21701 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21702 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ")) { 21703 ipw.println(); 21704 ipw.println("Compiler stats:"); 21705 ipw.increaseIndent(); 21706 Collection<PackageParser.Package> packages = null; 21707 if (packageName != null) { 21708 PackageParser.Package targetPackage = mPackages.get(packageName); 21709 if (targetPackage != null) { 21710 packages = Collections.singletonList(targetPackage); 21711 } else { 21712 ipw.println("Unable to find package: " + packageName); 21713 return; 21714 } 21715 } else { 21716 packages = mPackages.values(); 21717 } 21718 21719 for (PackageParser.Package pkg : packages) { 21720 ipw.println("[" + pkg.packageName + "]"); 21721 ipw.increaseIndent(); 21722 21723 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21724 if (stats == null) { 21725 ipw.println("(No recorded stats)"); 21726 } else { 21727 stats.dump(ipw); 21728 } 21729 ipw.decreaseIndent(); 21730 } 21731 } 21732 } 21733 21734 private String dumpDomainString(String packageName) { 21735 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21736 .getList(); 21737 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21738 21739 ArraySet<String> result = new ArraySet<>(); 21740 if (iviList.size() > 0) { 21741 for (IntentFilterVerificationInfo ivi : iviList) { 21742 for (String host : ivi.getDomains()) { 21743 result.add(host); 21744 } 21745 } 21746 } 21747 if (filters != null && filters.size() > 0) { 21748 for (IntentFilter filter : filters) { 21749 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21750 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21751 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21752 result.addAll(filter.getHostsList()); 21753 } 21754 } 21755 } 21756 21757 StringBuilder sb = new StringBuilder(result.size() * 16); 21758 for (String domain : result) { 21759 if (sb.length() > 0) sb.append(" "); 21760 sb.append(domain); 21761 } 21762 return sb.toString(); 21763 } 21764 21765 // ------- apps on sdcard specific code ------- 21766 static final boolean DEBUG_SD_INSTALL = false; 21767 21768 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21769 21770 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21771 21772 private boolean mMediaMounted = false; 21773 21774 static String getEncryptKey() { 21775 try { 21776 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21777 SD_ENCRYPTION_KEYSTORE_NAME); 21778 if (sdEncKey == null) { 21779 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21780 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21781 if (sdEncKey == null) { 21782 Slog.e(TAG, "Failed to create encryption keys"); 21783 return null; 21784 } 21785 } 21786 return sdEncKey; 21787 } catch (NoSuchAlgorithmException nsae) { 21788 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21789 return null; 21790 } catch (IOException ioe) { 21791 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21792 return null; 21793 } 21794 } 21795 21796 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21797 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21798 final int size = infos.size(); 21799 final String[] packageNames = new String[size]; 21800 final int[] packageUids = new int[size]; 21801 for (int i = 0; i < size; i++) { 21802 final ApplicationInfo info = infos.get(i); 21803 packageNames[i] = info.packageName; 21804 packageUids[i] = info.uid; 21805 } 21806 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21807 finishedReceiver); 21808 } 21809 21810 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21811 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21812 sendResourcesChangedBroadcast(mediaStatus, replacing, 21813 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21814 } 21815 21816 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21817 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21818 int size = pkgList.length; 21819 if (size > 0) { 21820 // Send broadcasts here 21821 Bundle extras = new Bundle(); 21822 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21823 if (uidArr != null) { 21824 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21825 } 21826 if (replacing) { 21827 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21828 } 21829 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21830 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21831 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21832 } 21833 } 21834 21835 private void loadPrivatePackages(final VolumeInfo vol) { 21836 mHandler.post(new Runnable() { 21837 @Override 21838 public void run() { 21839 loadPrivatePackagesInner(vol); 21840 } 21841 }); 21842 } 21843 21844 private void loadPrivatePackagesInner(VolumeInfo vol) { 21845 final String volumeUuid = vol.fsUuid; 21846 if (TextUtils.isEmpty(volumeUuid)) { 21847 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21848 return; 21849 } 21850 21851 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21852 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21853 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21854 21855 final VersionInfo ver; 21856 final List<PackageSetting> packages; 21857 synchronized (mPackages) { 21858 ver = mSettings.findOrCreateVersion(volumeUuid); 21859 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21860 } 21861 21862 for (PackageSetting ps : packages) { 21863 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21864 synchronized (mInstallLock) { 21865 final PackageParser.Package pkg; 21866 try { 21867 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21868 loaded.add(pkg.applicationInfo); 21869 21870 } catch (PackageManagerException e) { 21871 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21872 } 21873 21874 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21875 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21876 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21877 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21878 } 21879 } 21880 } 21881 21882 // Reconcile app data for all started/unlocked users 21883 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21884 final UserManager um = mContext.getSystemService(UserManager.class); 21885 UserManagerInternal umInternal = getUserManagerInternal(); 21886 for (UserInfo user : um.getUsers()) { 21887 final int flags; 21888 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21889 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21890 } else if (umInternal.isUserRunning(user.id)) { 21891 flags = StorageManager.FLAG_STORAGE_DE; 21892 } else { 21893 continue; 21894 } 21895 21896 try { 21897 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21898 synchronized (mInstallLock) { 21899 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21900 } 21901 } catch (IllegalStateException e) { 21902 // Device was probably ejected, and we'll process that event momentarily 21903 Slog.w(TAG, "Failed to prepare storage: " + e); 21904 } 21905 } 21906 21907 synchronized (mPackages) { 21908 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21909 if (sdkUpdated) { 21910 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21911 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21912 } 21913 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21914 mPermissionCallback); 21915 21916 // Yay, everything is now upgraded 21917 ver.forceCurrent(); 21918 21919 mSettings.writeLPr(); 21920 } 21921 21922 for (PackageFreezer freezer : freezers) { 21923 freezer.close(); 21924 } 21925 21926 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21927 sendResourcesChangedBroadcast(true, false, loaded, null); 21928 mLoadedVolumes.add(vol.getId()); 21929 } 21930 21931 private void unloadPrivatePackages(final VolumeInfo vol) { 21932 mHandler.post(new Runnable() { 21933 @Override 21934 public void run() { 21935 unloadPrivatePackagesInner(vol); 21936 } 21937 }); 21938 } 21939 21940 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21941 final String volumeUuid = vol.fsUuid; 21942 if (TextUtils.isEmpty(volumeUuid)) { 21943 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21944 return; 21945 } 21946 21947 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21948 synchronized (mInstallLock) { 21949 synchronized (mPackages) { 21950 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21951 for (PackageSetting ps : packages) { 21952 if (ps.pkg == null) continue; 21953 21954 final ApplicationInfo info = ps.pkg.applicationInfo; 21955 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21956 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21957 21958 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21959 "unloadPrivatePackagesInner")) { 21960 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21961 false, null)) { 21962 unloaded.add(info); 21963 } else { 21964 Slog.w(TAG, "Failed to unload " + ps.codePath); 21965 } 21966 } 21967 21968 // Try very hard to release any references to this package 21969 // so we don't risk the system server being killed due to 21970 // open FDs 21971 AttributeCache.instance().removePackage(ps.name); 21972 } 21973 21974 mSettings.writeLPr(); 21975 } 21976 } 21977 21978 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21979 sendResourcesChangedBroadcast(false, false, unloaded, null); 21980 mLoadedVolumes.remove(vol.getId()); 21981 21982 // Try very hard to release any references to this path so we don't risk 21983 // the system server being killed due to open FDs 21984 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21985 21986 for (int i = 0; i < 3; i++) { 21987 System.gc(); 21988 System.runFinalization(); 21989 } 21990 } 21991 21992 private void assertPackageKnown(String volumeUuid, String packageName) 21993 throws PackageManagerException { 21994 synchronized (mPackages) { 21995 // Normalize package name to handle renamed packages 21996 packageName = normalizePackageNameLPr(packageName); 21997 21998 final PackageSetting ps = mSettings.mPackages.get(packageName); 21999 if (ps == null) { 22000 throw new PackageManagerException("Package " + packageName + " is unknown"); 22001 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22002 throw new PackageManagerException( 22003 "Package " + packageName + " found on unknown volume " + volumeUuid 22004 + "; expected volume " + ps.volumeUuid); 22005 } 22006 } 22007 } 22008 22009 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 22010 throws PackageManagerException { 22011 synchronized (mPackages) { 22012 // Normalize package name to handle renamed packages 22013 packageName = normalizePackageNameLPr(packageName); 22014 22015 final PackageSetting ps = mSettings.mPackages.get(packageName); 22016 if (ps == null) { 22017 throw new PackageManagerException("Package " + packageName + " is unknown"); 22018 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22019 throw new PackageManagerException( 22020 "Package " + packageName + " found on unknown volume " + volumeUuid 22021 + "; expected volume " + ps.volumeUuid); 22022 } else if (!ps.getInstalled(userId)) { 22023 throw new PackageManagerException( 22024 "Package " + packageName + " not installed for user " + userId); 22025 } 22026 } 22027 } 22028 22029 private List<String> collectAbsoluteCodePaths() { 22030 synchronized (mPackages) { 22031 List<String> codePaths = new ArrayList<>(); 22032 final int packageCount = mSettings.mPackages.size(); 22033 for (int i = 0; i < packageCount; i++) { 22034 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22035 codePaths.add(ps.codePath.getAbsolutePath()); 22036 } 22037 return codePaths; 22038 } 22039 } 22040 22041 /** 22042 * Examine all apps present on given mounted volume, and destroy apps that 22043 * aren't expected, either due to uninstallation or reinstallation on 22044 * another volume. 22045 */ 22046 private void reconcileApps(String volumeUuid) { 22047 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22048 List<File> filesToDelete = null; 22049 22050 final File[] files = FileUtils.listFilesOrEmpty( 22051 Environment.getDataAppDirectory(volumeUuid)); 22052 for (File file : files) { 22053 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22054 && !PackageInstallerService.isStageName(file.getName()); 22055 if (!isPackage) { 22056 // Ignore entries which are not packages 22057 continue; 22058 } 22059 22060 String absolutePath = file.getAbsolutePath(); 22061 22062 boolean pathValid = false; 22063 final int absoluteCodePathCount = absoluteCodePaths.size(); 22064 for (int i = 0; i < absoluteCodePathCount; i++) { 22065 String absoluteCodePath = absoluteCodePaths.get(i); 22066 if (absolutePath.startsWith(absoluteCodePath)) { 22067 pathValid = true; 22068 break; 22069 } 22070 } 22071 22072 if (!pathValid) { 22073 if (filesToDelete == null) { 22074 filesToDelete = new ArrayList<>(); 22075 } 22076 filesToDelete.add(file); 22077 } 22078 } 22079 22080 if (filesToDelete != null) { 22081 final int fileToDeleteCount = filesToDelete.size(); 22082 for (int i = 0; i < fileToDeleteCount; i++) { 22083 File fileToDelete = filesToDelete.get(i); 22084 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22085 synchronized (mInstallLock) { 22086 removeCodePathLI(fileToDelete); 22087 } 22088 } 22089 } 22090 } 22091 22092 /** 22093 * Reconcile all app data for the given user. 22094 * <p> 22095 * Verifies that directories exist and that ownership and labeling is 22096 * correct for all installed apps on all mounted volumes. 22097 */ 22098 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22099 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22100 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22101 final String volumeUuid = vol.getFsUuid(); 22102 synchronized (mInstallLock) { 22103 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22104 } 22105 } 22106 } 22107 22108 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22109 boolean migrateAppData) { 22110 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22111 } 22112 22113 /** 22114 * Reconcile all app data on given mounted volume. 22115 * <p> 22116 * Destroys app data that isn't expected, either due to uninstallation or 22117 * reinstallation on another volume. 22118 * <p> 22119 * Verifies that directories exist and that ownership and labeling is 22120 * correct for all installed apps. 22121 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22122 */ 22123 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22124 boolean migrateAppData, boolean onlyCoreApps) { 22125 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22126 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22127 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22128 22129 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22130 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22131 22132 // First look for stale data that doesn't belong, and check if things 22133 // have changed since we did our last restorecon 22134 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22135 if (StorageManager.isFileEncryptedNativeOrEmulated() 22136 && !StorageManager.isUserKeyUnlocked(userId)) { 22137 throw new RuntimeException( 22138 "Yikes, someone asked us to reconcile CE storage while " + userId 22139 + " was still locked; this would have caused massive data loss!"); 22140 } 22141 22142 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22143 for (File file : files) { 22144 final String packageName = file.getName(); 22145 try { 22146 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22147 } catch (PackageManagerException e) { 22148 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22149 try { 22150 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22151 StorageManager.FLAG_STORAGE_CE, 0); 22152 } catch (InstallerException e2) { 22153 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22154 } 22155 } 22156 } 22157 } 22158 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22159 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22160 for (File file : files) { 22161 final String packageName = file.getName(); 22162 try { 22163 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22164 } catch (PackageManagerException e) { 22165 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22166 try { 22167 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22168 StorageManager.FLAG_STORAGE_DE, 0); 22169 } catch (InstallerException e2) { 22170 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22171 } 22172 } 22173 } 22174 } 22175 22176 // Ensure that data directories are ready to roll for all packages 22177 // installed for this volume and user 22178 final List<PackageSetting> packages; 22179 synchronized (mPackages) { 22180 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22181 } 22182 int preparedCount = 0; 22183 for (PackageSetting ps : packages) { 22184 final String packageName = ps.name; 22185 if (ps.pkg == null) { 22186 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22187 // TODO: might be due to legacy ASEC apps; we should circle back 22188 // and reconcile again once they're scanned 22189 continue; 22190 } 22191 // Skip non-core apps if requested 22192 if (onlyCoreApps && !ps.pkg.coreApp) { 22193 result.add(packageName); 22194 continue; 22195 } 22196 22197 if (ps.getInstalled(userId)) { 22198 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22199 preparedCount++; 22200 } 22201 } 22202 22203 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22204 return result; 22205 } 22206 22207 /** 22208 * Prepare app data for the given app just after it was installed or 22209 * upgraded. This method carefully only touches users that it's installed 22210 * for, and it forces a restorecon to handle any seinfo changes. 22211 * <p> 22212 * Verifies that directories exist and that ownership and labeling is 22213 * correct for all installed apps. If there is an ownership mismatch, it 22214 * will try recovering system apps by wiping data; third-party app data is 22215 * left intact. 22216 * <p> 22217 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22218 */ 22219 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22220 final PackageSetting ps; 22221 synchronized (mPackages) { 22222 ps = mSettings.mPackages.get(pkg.packageName); 22223 mSettings.writeKernelMappingLPr(ps); 22224 } 22225 22226 final UserManager um = mContext.getSystemService(UserManager.class); 22227 UserManagerInternal umInternal = getUserManagerInternal(); 22228 for (UserInfo user : um.getUsers()) { 22229 final int flags; 22230 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22231 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22232 } else if (umInternal.isUserRunning(user.id)) { 22233 flags = StorageManager.FLAG_STORAGE_DE; 22234 } else { 22235 continue; 22236 } 22237 22238 if (ps.getInstalled(user.id)) { 22239 // TODO: when user data is locked, mark that we're still dirty 22240 prepareAppDataLIF(pkg, user.id, flags); 22241 } 22242 } 22243 } 22244 22245 /** 22246 * Prepare app data for the given app. 22247 * <p> 22248 * Verifies that directories exist and that ownership and labeling is 22249 * correct for all installed apps. If there is an ownership mismatch, this 22250 * will try recovering system apps by wiping data; third-party app data is 22251 * left intact. 22252 */ 22253 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22254 if (pkg == null) { 22255 Slog.wtf(TAG, "Package was null!", new Throwable()); 22256 return; 22257 } 22258 prepareAppDataLeafLIF(pkg, userId, flags); 22259 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22260 for (int i = 0; i < childCount; i++) { 22261 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22262 } 22263 } 22264 22265 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22266 boolean maybeMigrateAppData) { 22267 prepareAppDataLIF(pkg, userId, flags); 22268 22269 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22270 // We may have just shuffled around app data directories, so 22271 // prepare them one more time 22272 prepareAppDataLIF(pkg, userId, flags); 22273 } 22274 } 22275 22276 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22277 if (DEBUG_APP_DATA) { 22278 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22279 + Integer.toHexString(flags)); 22280 } 22281 22282 final String volumeUuid = pkg.volumeUuid; 22283 final String packageName = pkg.packageName; 22284 final ApplicationInfo app = pkg.applicationInfo; 22285 final int appId = UserHandle.getAppId(app.uid); 22286 22287 Preconditions.checkNotNull(app.seInfo); 22288 22289 long ceDataInode = -1; 22290 try { 22291 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22292 appId, app.seInfo, app.targetSdkVersion); 22293 } catch (InstallerException e) { 22294 if (app.isSystemApp()) { 22295 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22296 + ", but trying to recover: " + e); 22297 destroyAppDataLeafLIF(pkg, userId, flags); 22298 try { 22299 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22300 appId, app.seInfo, app.targetSdkVersion); 22301 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22302 } catch (InstallerException e2) { 22303 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22304 } 22305 } else { 22306 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22307 } 22308 } 22309 // Prepare the application profiles only for upgrades and first boot (so that we don't 22310 // repeat the same operation at each boot). 22311 // We only have to cover the upgrade and first boot here because for app installs we 22312 // prepare the profiles before invoking dexopt (in installPackageLI). 22313 // 22314 // We also have to cover non system users because we do not call the usual install package 22315 // methods for them. 22316 if (mIsUpgrade || mFirstBoot || (userId != UserHandle.USER_SYSTEM)) { 22317 mArtManagerService.prepareAppProfiles(pkg, userId); 22318 } 22319 22320 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22321 // TODO: mark this structure as dirty so we persist it! 22322 synchronized (mPackages) { 22323 final PackageSetting ps = mSettings.mPackages.get(packageName); 22324 if (ps != null) { 22325 ps.setCeDataInode(ceDataInode, userId); 22326 } 22327 } 22328 } 22329 22330 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22331 } 22332 22333 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22334 if (pkg == null) { 22335 Slog.wtf(TAG, "Package was null!", new Throwable()); 22336 return; 22337 } 22338 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22339 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22340 for (int i = 0; i < childCount; i++) { 22341 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22342 } 22343 } 22344 22345 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22346 final String volumeUuid = pkg.volumeUuid; 22347 final String packageName = pkg.packageName; 22348 final ApplicationInfo app = pkg.applicationInfo; 22349 22350 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22351 // Create a native library symlink only if we have native libraries 22352 // and if the native libraries are 32 bit libraries. We do not provide 22353 // this symlink for 64 bit libraries. 22354 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22355 final String nativeLibPath = app.nativeLibraryDir; 22356 try { 22357 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22358 nativeLibPath, userId); 22359 } catch (InstallerException e) { 22360 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22361 } 22362 } 22363 } 22364 } 22365 22366 /** 22367 * For system apps on non-FBE devices, this method migrates any existing 22368 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22369 * requested by the app. 22370 */ 22371 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22372 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22373 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22374 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22375 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22376 try { 22377 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22378 storageTarget); 22379 } catch (InstallerException e) { 22380 logCriticalInfo(Log.WARN, 22381 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22382 } 22383 return true; 22384 } else { 22385 return false; 22386 } 22387 } 22388 22389 public PackageFreezer freezePackage(String packageName, String killReason) { 22390 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22391 } 22392 22393 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22394 return new PackageFreezer(packageName, userId, killReason); 22395 } 22396 22397 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22398 String killReason) { 22399 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22400 } 22401 22402 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22403 String killReason) { 22404 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22405 return new PackageFreezer(); 22406 } else { 22407 return freezePackage(packageName, userId, killReason); 22408 } 22409 } 22410 22411 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22412 String killReason) { 22413 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22414 } 22415 22416 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22417 String killReason) { 22418 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22419 return new PackageFreezer(); 22420 } else { 22421 return freezePackage(packageName, userId, killReason); 22422 } 22423 } 22424 22425 /** 22426 * Class that freezes and kills the given package upon creation, and 22427 * unfreezes it upon closing. This is typically used when doing surgery on 22428 * app code/data to prevent the app from running while you're working. 22429 */ 22430 private class PackageFreezer implements AutoCloseable { 22431 private final String mPackageName; 22432 private final PackageFreezer[] mChildren; 22433 22434 private final boolean mWeFroze; 22435 22436 private final AtomicBoolean mClosed = new AtomicBoolean(); 22437 private final CloseGuard mCloseGuard = CloseGuard.get(); 22438 22439 /** 22440 * Create and return a stub freezer that doesn't actually do anything, 22441 * typically used when someone requested 22442 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22443 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22444 */ 22445 public PackageFreezer() { 22446 mPackageName = null; 22447 mChildren = null; 22448 mWeFroze = false; 22449 mCloseGuard.open("close"); 22450 } 22451 22452 public PackageFreezer(String packageName, int userId, String killReason) { 22453 synchronized (mPackages) { 22454 mPackageName = packageName; 22455 mWeFroze = mFrozenPackages.add(mPackageName); 22456 22457 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22458 if (ps != null) { 22459 killApplication(ps.name, ps.appId, userId, killReason); 22460 } 22461 22462 final PackageParser.Package p = mPackages.get(packageName); 22463 if (p != null && p.childPackages != null) { 22464 final int N = p.childPackages.size(); 22465 mChildren = new PackageFreezer[N]; 22466 for (int i = 0; i < N; i++) { 22467 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22468 userId, killReason); 22469 } 22470 } else { 22471 mChildren = null; 22472 } 22473 } 22474 mCloseGuard.open("close"); 22475 } 22476 22477 @Override 22478 protected void finalize() throws Throwable { 22479 try { 22480 if (mCloseGuard != null) { 22481 mCloseGuard.warnIfOpen(); 22482 } 22483 22484 close(); 22485 } finally { 22486 super.finalize(); 22487 } 22488 } 22489 22490 @Override 22491 public void close() { 22492 mCloseGuard.close(); 22493 if (mClosed.compareAndSet(false, true)) { 22494 synchronized (mPackages) { 22495 if (mWeFroze) { 22496 mFrozenPackages.remove(mPackageName); 22497 } 22498 22499 if (mChildren != null) { 22500 for (PackageFreezer freezer : mChildren) { 22501 freezer.close(); 22502 } 22503 } 22504 } 22505 } 22506 } 22507 } 22508 22509 /** 22510 * Verify that given package is currently frozen. 22511 */ 22512 private void checkPackageFrozen(String packageName) { 22513 synchronized (mPackages) { 22514 if (!mFrozenPackages.contains(packageName)) { 22515 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22516 } 22517 } 22518 } 22519 22520 @Override 22521 public int movePackage(final String packageName, final String volumeUuid) { 22522 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22523 22524 final int callingUid = Binder.getCallingUid(); 22525 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22526 final int moveId = mNextMoveId.getAndIncrement(); 22527 mHandler.post(new Runnable() { 22528 @Override 22529 public void run() { 22530 try { 22531 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22532 } catch (PackageManagerException e) { 22533 Slog.w(TAG, "Failed to move " + packageName, e); 22534 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22535 } 22536 } 22537 }); 22538 return moveId; 22539 } 22540 22541 private void movePackageInternal(final String packageName, final String volumeUuid, 22542 final int moveId, final int callingUid, UserHandle user) 22543 throws PackageManagerException { 22544 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22545 final PackageManager pm = mContext.getPackageManager(); 22546 22547 final boolean currentAsec; 22548 final String currentVolumeUuid; 22549 final File codeFile; 22550 final String installerPackageName; 22551 final String packageAbiOverride; 22552 final int appId; 22553 final String seinfo; 22554 final String label; 22555 final int targetSdkVersion; 22556 final PackageFreezer freezer; 22557 final int[] installedUserIds; 22558 22559 // reader 22560 synchronized (mPackages) { 22561 final PackageParser.Package pkg = mPackages.get(packageName); 22562 final PackageSetting ps = mSettings.mPackages.get(packageName); 22563 if (pkg == null 22564 || ps == null 22565 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22566 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22567 } 22568 if (pkg.applicationInfo.isSystemApp()) { 22569 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22570 "Cannot move system application"); 22571 } 22572 22573 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22574 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22575 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22576 if (isInternalStorage && !allow3rdPartyOnInternal) { 22577 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22578 "3rd party apps are not allowed on internal storage"); 22579 } 22580 22581 if (pkg.applicationInfo.isExternalAsec()) { 22582 currentAsec = true; 22583 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22584 } else if (pkg.applicationInfo.isForwardLocked()) { 22585 currentAsec = true; 22586 currentVolumeUuid = "forward_locked"; 22587 } else { 22588 currentAsec = false; 22589 currentVolumeUuid = ps.volumeUuid; 22590 22591 final File probe = new File(pkg.codePath); 22592 final File probeOat = new File(probe, "oat"); 22593 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22594 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22595 "Move only supported for modern cluster style installs"); 22596 } 22597 } 22598 22599 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22600 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22601 "Package already moved to " + volumeUuid); 22602 } 22603 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22604 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22605 "Device admin cannot be moved"); 22606 } 22607 22608 if (mFrozenPackages.contains(packageName)) { 22609 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22610 "Failed to move already frozen package"); 22611 } 22612 22613 codeFile = new File(pkg.codePath); 22614 installerPackageName = ps.installerPackageName; 22615 packageAbiOverride = ps.cpuAbiOverrideString; 22616 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22617 seinfo = pkg.applicationInfo.seInfo; 22618 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22619 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22620 freezer = freezePackage(packageName, "movePackageInternal"); 22621 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22622 } 22623 22624 final Bundle extras = new Bundle(); 22625 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22626 extras.putString(Intent.EXTRA_TITLE, label); 22627 mMoveCallbacks.notifyCreated(moveId, extras); 22628 22629 int installFlags; 22630 final boolean moveCompleteApp; 22631 final File measurePath; 22632 22633 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22634 installFlags = INSTALL_INTERNAL; 22635 moveCompleteApp = !currentAsec; 22636 measurePath = Environment.getDataAppDirectory(volumeUuid); 22637 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22638 installFlags = INSTALL_EXTERNAL; 22639 moveCompleteApp = false; 22640 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22641 } else { 22642 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22643 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22644 || !volume.isMountedWritable()) { 22645 freezer.close(); 22646 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22647 "Move location not mounted private volume"); 22648 } 22649 22650 Preconditions.checkState(!currentAsec); 22651 22652 installFlags = INSTALL_INTERNAL; 22653 moveCompleteApp = true; 22654 measurePath = Environment.getDataAppDirectory(volumeUuid); 22655 } 22656 22657 // If we're moving app data around, we need all the users unlocked 22658 if (moveCompleteApp) { 22659 for (int userId : installedUserIds) { 22660 if (StorageManager.isFileEncryptedNativeOrEmulated() 22661 && !StorageManager.isUserKeyUnlocked(userId)) { 22662 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22663 "User " + userId + " must be unlocked"); 22664 } 22665 } 22666 } 22667 22668 final PackageStats stats = new PackageStats(null, -1); 22669 synchronized (mInstaller) { 22670 for (int userId : installedUserIds) { 22671 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22672 freezer.close(); 22673 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22674 "Failed to measure package size"); 22675 } 22676 } 22677 } 22678 22679 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22680 + stats.dataSize); 22681 22682 final long startFreeBytes = measurePath.getUsableSpace(); 22683 final long sizeBytes; 22684 if (moveCompleteApp) { 22685 sizeBytes = stats.codeSize + stats.dataSize; 22686 } else { 22687 sizeBytes = stats.codeSize; 22688 } 22689 22690 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22691 freezer.close(); 22692 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22693 "Not enough free space to move"); 22694 } 22695 22696 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22697 22698 final CountDownLatch installedLatch = new CountDownLatch(1); 22699 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22700 @Override 22701 public void onUserActionRequired(Intent intent) throws RemoteException { 22702 throw new IllegalStateException(); 22703 } 22704 22705 @Override 22706 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22707 Bundle extras) throws RemoteException { 22708 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22709 + PackageManager.installStatusToString(returnCode, msg)); 22710 22711 installedLatch.countDown(); 22712 freezer.close(); 22713 22714 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22715 switch (status) { 22716 case PackageInstaller.STATUS_SUCCESS: 22717 mMoveCallbacks.notifyStatusChanged(moveId, 22718 PackageManager.MOVE_SUCCEEDED); 22719 break; 22720 case PackageInstaller.STATUS_FAILURE_STORAGE: 22721 mMoveCallbacks.notifyStatusChanged(moveId, 22722 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22723 break; 22724 default: 22725 mMoveCallbacks.notifyStatusChanged(moveId, 22726 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22727 break; 22728 } 22729 } 22730 }; 22731 22732 final MoveInfo move; 22733 if (moveCompleteApp) { 22734 // Kick off a thread to report progress estimates 22735 new Thread() { 22736 @Override 22737 public void run() { 22738 while (true) { 22739 try { 22740 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22741 break; 22742 } 22743 } catch (InterruptedException ignored) { 22744 } 22745 22746 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22747 final int progress = 10 + (int) MathUtils.constrain( 22748 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22749 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22750 } 22751 } 22752 }.start(); 22753 22754 final String dataAppName = codeFile.getName(); 22755 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22756 dataAppName, appId, seinfo, targetSdkVersion); 22757 } else { 22758 move = null; 22759 } 22760 22761 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22762 22763 final Message msg = mHandler.obtainMessage(INIT_COPY); 22764 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22765 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22766 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22767 packageAbiOverride, null /*grantedPermissions*/, 22768 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22769 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22770 msg.obj = params; 22771 22772 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22773 System.identityHashCode(msg.obj)); 22774 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22775 System.identityHashCode(msg.obj)); 22776 22777 mHandler.sendMessage(msg); 22778 } 22779 22780 @Override 22781 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22782 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22783 22784 final int realMoveId = mNextMoveId.getAndIncrement(); 22785 final Bundle extras = new Bundle(); 22786 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22787 mMoveCallbacks.notifyCreated(realMoveId, extras); 22788 22789 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22790 @Override 22791 public void onCreated(int moveId, Bundle extras) { 22792 // Ignored 22793 } 22794 22795 @Override 22796 public void onStatusChanged(int moveId, int status, long estMillis) { 22797 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22798 } 22799 }; 22800 22801 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22802 storage.setPrimaryStorageUuid(volumeUuid, callback); 22803 return realMoveId; 22804 } 22805 22806 @Override 22807 public int getMoveStatus(int moveId) { 22808 mContext.enforceCallingOrSelfPermission( 22809 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22810 return mMoveCallbacks.mLastStatus.get(moveId); 22811 } 22812 22813 @Override 22814 public void registerMoveCallback(IPackageMoveObserver callback) { 22815 mContext.enforceCallingOrSelfPermission( 22816 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22817 mMoveCallbacks.register(callback); 22818 } 22819 22820 @Override 22821 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22822 mContext.enforceCallingOrSelfPermission( 22823 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22824 mMoveCallbacks.unregister(callback); 22825 } 22826 22827 @Override 22828 public boolean setInstallLocation(int loc) { 22829 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22830 null); 22831 if (getInstallLocation() == loc) { 22832 return true; 22833 } 22834 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22835 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22836 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22837 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22838 return true; 22839 } 22840 return false; 22841 } 22842 22843 @Override 22844 public int getInstallLocation() { 22845 // allow instant app access 22846 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22847 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22848 PackageHelper.APP_INSTALL_AUTO); 22849 } 22850 22851 /** Called by UserManagerService */ 22852 void cleanUpUser(UserManagerService userManager, int userHandle) { 22853 synchronized (mPackages) { 22854 mDirtyUsers.remove(userHandle); 22855 mUserNeedsBadging.delete(userHandle); 22856 mSettings.removeUserLPw(userHandle); 22857 mPendingBroadcasts.remove(userHandle); 22858 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22859 removeUnusedPackagesLPw(userManager, userHandle); 22860 } 22861 } 22862 22863 /** 22864 * We're removing userHandle and would like to remove any downloaded packages 22865 * that are no longer in use by any other user. 22866 * @param userHandle the user being removed 22867 */ 22868 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22869 final boolean DEBUG_CLEAN_APKS = false; 22870 int [] users = userManager.getUserIds(); 22871 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22872 while (psit.hasNext()) { 22873 PackageSetting ps = psit.next(); 22874 if (ps.pkg == null) { 22875 continue; 22876 } 22877 final String packageName = ps.pkg.packageName; 22878 // Skip over if system app 22879 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22880 continue; 22881 } 22882 if (DEBUG_CLEAN_APKS) { 22883 Slog.i(TAG, "Checking package " + packageName); 22884 } 22885 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22886 if (keep) { 22887 if (DEBUG_CLEAN_APKS) { 22888 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22889 } 22890 } else { 22891 for (int i = 0; i < users.length; i++) { 22892 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22893 keep = true; 22894 if (DEBUG_CLEAN_APKS) { 22895 Slog.i(TAG, " Keeping package " + packageName + " for user " 22896 + users[i]); 22897 } 22898 break; 22899 } 22900 } 22901 } 22902 if (!keep) { 22903 if (DEBUG_CLEAN_APKS) { 22904 Slog.i(TAG, " Removing package " + packageName); 22905 } 22906 mHandler.post(new Runnable() { 22907 public void run() { 22908 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22909 userHandle, 0); 22910 } //end run 22911 }); 22912 } 22913 } 22914 } 22915 22916 /** Called by UserManagerService */ 22917 void createNewUser(int userId, String[] disallowedPackages) { 22918 synchronized (mInstallLock) { 22919 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22920 } 22921 synchronized (mPackages) { 22922 scheduleWritePackageRestrictionsLocked(userId); 22923 scheduleWritePackageListLocked(userId); 22924 applyFactoryDefaultBrowserLPw(userId); 22925 primeDomainVerificationsLPw(userId); 22926 } 22927 } 22928 22929 void onNewUserCreated(final int userId) { 22930 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22931 synchronized(mPackages) { 22932 // If permission review for legacy apps is required, we represent 22933 // dagerous permissions for such apps as always granted runtime 22934 // permissions to keep per user flag state whether review is needed. 22935 // Hence, if a new user is added we have to propagate dangerous 22936 // permission grants for these legacy apps. 22937 if (mSettings.mPermissions.mPermissionReviewRequired) { 22938// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22939 mPermissionManager.updateAllPermissions( 22940 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22941 mPermissionCallback); 22942 } 22943 } 22944 } 22945 22946 @Override 22947 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22948 mContext.enforceCallingOrSelfPermission( 22949 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22950 "Only package verification agents can read the verifier device identity"); 22951 22952 synchronized (mPackages) { 22953 return mSettings.getVerifierDeviceIdentityLPw(); 22954 } 22955 } 22956 22957 @Override 22958 public void setPermissionEnforced(String permission, boolean enforced) { 22959 // TODO: Now that we no longer change GID for storage, this should to away. 22960 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22961 "setPermissionEnforced"); 22962 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22963 synchronized (mPackages) { 22964 if (mSettings.mReadExternalStorageEnforced == null 22965 || mSettings.mReadExternalStorageEnforced != enforced) { 22966 mSettings.mReadExternalStorageEnforced = 22967 enforced ? Boolean.TRUE : Boolean.FALSE; 22968 mSettings.writeLPr(); 22969 } 22970 } 22971 // kill any non-foreground processes so we restart them and 22972 // grant/revoke the GID. 22973 final IActivityManager am = ActivityManager.getService(); 22974 if (am != null) { 22975 final long token = Binder.clearCallingIdentity(); 22976 try { 22977 am.killProcessesBelowForeground("setPermissionEnforcement"); 22978 } catch (RemoteException e) { 22979 } finally { 22980 Binder.restoreCallingIdentity(token); 22981 } 22982 } 22983 } else { 22984 throw new IllegalArgumentException("No selective enforcement for " + permission); 22985 } 22986 } 22987 22988 @Override 22989 @Deprecated 22990 public boolean isPermissionEnforced(String permission) { 22991 // allow instant applications 22992 return true; 22993 } 22994 22995 @Override 22996 public boolean isStorageLow() { 22997 // allow instant applications 22998 final long token = Binder.clearCallingIdentity(); 22999 try { 23000 final DeviceStorageMonitorInternal 23001 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 23002 if (dsm != null) { 23003 return dsm.isMemoryLow(); 23004 } else { 23005 return false; 23006 } 23007 } finally { 23008 Binder.restoreCallingIdentity(token); 23009 } 23010 } 23011 23012 @Override 23013 public IPackageInstaller getPackageInstaller() { 23014 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23015 return null; 23016 } 23017 return mInstallerService; 23018 } 23019 23020 @Override 23021 public IArtManager getArtManager() { 23022 return mArtManagerService; 23023 } 23024 23025 private boolean userNeedsBadging(int userId) { 23026 int index = mUserNeedsBadging.indexOfKey(userId); 23027 if (index < 0) { 23028 final UserInfo userInfo; 23029 final long token = Binder.clearCallingIdentity(); 23030 try { 23031 userInfo = sUserManager.getUserInfo(userId); 23032 } finally { 23033 Binder.restoreCallingIdentity(token); 23034 } 23035 final boolean b; 23036 if (userInfo != null && userInfo.isManagedProfile()) { 23037 b = true; 23038 } else { 23039 b = false; 23040 } 23041 mUserNeedsBadging.put(userId, b); 23042 return b; 23043 } 23044 return mUserNeedsBadging.valueAt(index); 23045 } 23046 23047 @Override 23048 public KeySet getKeySetByAlias(String packageName, String alias) { 23049 if (packageName == null || alias == null) { 23050 return null; 23051 } 23052 synchronized(mPackages) { 23053 final PackageParser.Package pkg = mPackages.get(packageName); 23054 if (pkg == null) { 23055 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23056 throw new IllegalArgumentException("Unknown package: " + packageName); 23057 } 23058 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23059 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 23060 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 23061 throw new IllegalArgumentException("Unknown package: " + packageName); 23062 } 23063 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23064 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23065 } 23066 } 23067 23068 @Override 23069 public KeySet getSigningKeySet(String packageName) { 23070 if (packageName == null) { 23071 return null; 23072 } 23073 synchronized(mPackages) { 23074 final int callingUid = Binder.getCallingUid(); 23075 final int callingUserId = UserHandle.getUserId(callingUid); 23076 final PackageParser.Package pkg = mPackages.get(packageName); 23077 if (pkg == null) { 23078 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23079 throw new IllegalArgumentException("Unknown package: " + packageName); 23080 } 23081 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23082 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23083 // filter and pretend the package doesn't exist 23084 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23085 + ", uid:" + callingUid); 23086 throw new IllegalArgumentException("Unknown package: " + packageName); 23087 } 23088 if (pkg.applicationInfo.uid != callingUid 23089 && Process.SYSTEM_UID != callingUid) { 23090 throw new SecurityException("May not access signing KeySet of other apps."); 23091 } 23092 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23093 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23094 } 23095 } 23096 23097 @Override 23098 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23099 final int callingUid = Binder.getCallingUid(); 23100 if (getInstantAppPackageName(callingUid) != null) { 23101 return false; 23102 } 23103 if (packageName == null || ks == null) { 23104 return false; 23105 } 23106 synchronized(mPackages) { 23107 final PackageParser.Package pkg = mPackages.get(packageName); 23108 if (pkg == null 23109 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23110 UserHandle.getUserId(callingUid))) { 23111 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23112 throw new IllegalArgumentException("Unknown package: " + packageName); 23113 } 23114 IBinder ksh = ks.getToken(); 23115 if (ksh instanceof KeySetHandle) { 23116 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23117 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23118 } 23119 return false; 23120 } 23121 } 23122 23123 @Override 23124 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23125 final int callingUid = Binder.getCallingUid(); 23126 if (getInstantAppPackageName(callingUid) != null) { 23127 return false; 23128 } 23129 if (packageName == null || ks == null) { 23130 return false; 23131 } 23132 synchronized(mPackages) { 23133 final PackageParser.Package pkg = mPackages.get(packageName); 23134 if (pkg == null 23135 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23136 UserHandle.getUserId(callingUid))) { 23137 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23138 throw new IllegalArgumentException("Unknown package: " + packageName); 23139 } 23140 IBinder ksh = ks.getToken(); 23141 if (ksh instanceof KeySetHandle) { 23142 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23143 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23144 } 23145 return false; 23146 } 23147 } 23148 23149 private void deletePackageIfUnusedLPr(final String packageName) { 23150 PackageSetting ps = mSettings.mPackages.get(packageName); 23151 if (ps == null) { 23152 return; 23153 } 23154 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23155 // TODO Implement atomic delete if package is unused 23156 // It is currently possible that the package will be deleted even if it is installed 23157 // after this method returns. 23158 mHandler.post(new Runnable() { 23159 public void run() { 23160 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23161 0, PackageManager.DELETE_ALL_USERS); 23162 } 23163 }); 23164 } 23165 } 23166 23167 /** 23168 * Check and throw if the given before/after packages would be considered a 23169 * downgrade. 23170 */ 23171 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23172 throws PackageManagerException { 23173 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23174 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23175 "Update version code " + after.versionCode + " is older than current " 23176 + before.getLongVersionCode()); 23177 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23178 if (after.baseRevisionCode < before.baseRevisionCode) { 23179 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23180 "Update base revision code " + after.baseRevisionCode 23181 + " is older than current " + before.baseRevisionCode); 23182 } 23183 23184 if (!ArrayUtils.isEmpty(after.splitNames)) { 23185 for (int i = 0; i < after.splitNames.length; i++) { 23186 final String splitName = after.splitNames[i]; 23187 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23188 if (j != -1) { 23189 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23190 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23191 "Update split " + splitName + " revision code " 23192 + after.splitRevisionCodes[i] + " is older than current " 23193 + before.splitRevisionCodes[j]); 23194 } 23195 } 23196 } 23197 } 23198 } 23199 } 23200 23201 private static class MoveCallbacks extends Handler { 23202 private static final int MSG_CREATED = 1; 23203 private static final int MSG_STATUS_CHANGED = 2; 23204 23205 private final RemoteCallbackList<IPackageMoveObserver> 23206 mCallbacks = new RemoteCallbackList<>(); 23207 23208 private final SparseIntArray mLastStatus = new SparseIntArray(); 23209 23210 public MoveCallbacks(Looper looper) { 23211 super(looper); 23212 } 23213 23214 public void register(IPackageMoveObserver callback) { 23215 mCallbacks.register(callback); 23216 } 23217 23218 public void unregister(IPackageMoveObserver callback) { 23219 mCallbacks.unregister(callback); 23220 } 23221 23222 @Override 23223 public void handleMessage(Message msg) { 23224 final SomeArgs args = (SomeArgs) msg.obj; 23225 final int n = mCallbacks.beginBroadcast(); 23226 for (int i = 0; i < n; i++) { 23227 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23228 try { 23229 invokeCallback(callback, msg.what, args); 23230 } catch (RemoteException ignored) { 23231 } 23232 } 23233 mCallbacks.finishBroadcast(); 23234 args.recycle(); 23235 } 23236 23237 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23238 throws RemoteException { 23239 switch (what) { 23240 case MSG_CREATED: { 23241 callback.onCreated(args.argi1, (Bundle) args.arg2); 23242 break; 23243 } 23244 case MSG_STATUS_CHANGED: { 23245 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23246 break; 23247 } 23248 } 23249 } 23250 23251 private void notifyCreated(int moveId, Bundle extras) { 23252 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23253 23254 final SomeArgs args = SomeArgs.obtain(); 23255 args.argi1 = moveId; 23256 args.arg2 = extras; 23257 obtainMessage(MSG_CREATED, args).sendToTarget(); 23258 } 23259 23260 private void notifyStatusChanged(int moveId, int status) { 23261 notifyStatusChanged(moveId, status, -1); 23262 } 23263 23264 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23265 Slog.v(TAG, "Move " + moveId + " status " + status); 23266 23267 final SomeArgs args = SomeArgs.obtain(); 23268 args.argi1 = moveId; 23269 args.argi2 = status; 23270 args.arg3 = estMillis; 23271 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23272 23273 synchronized (mLastStatus) { 23274 mLastStatus.put(moveId, status); 23275 } 23276 } 23277 } 23278 23279 private final static class OnPermissionChangeListeners extends Handler { 23280 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23281 23282 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23283 new RemoteCallbackList<>(); 23284 23285 public OnPermissionChangeListeners(Looper looper) { 23286 super(looper); 23287 } 23288 23289 @Override 23290 public void handleMessage(Message msg) { 23291 switch (msg.what) { 23292 case MSG_ON_PERMISSIONS_CHANGED: { 23293 final int uid = msg.arg1; 23294 handleOnPermissionsChanged(uid); 23295 } break; 23296 } 23297 } 23298 23299 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23300 mPermissionListeners.register(listener); 23301 23302 } 23303 23304 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23305 mPermissionListeners.unregister(listener); 23306 } 23307 23308 public void onPermissionsChanged(int uid) { 23309 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23310 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23311 } 23312 } 23313 23314 private void handleOnPermissionsChanged(int uid) { 23315 final int count = mPermissionListeners.beginBroadcast(); 23316 try { 23317 for (int i = 0; i < count; i++) { 23318 IOnPermissionsChangeListener callback = mPermissionListeners 23319 .getBroadcastItem(i); 23320 try { 23321 callback.onPermissionsChanged(uid); 23322 } catch (RemoteException e) { 23323 Log.e(TAG, "Permission listener is dead", e); 23324 } 23325 } 23326 } finally { 23327 mPermissionListeners.finishBroadcast(); 23328 } 23329 } 23330 } 23331 23332 private class PackageManagerNative extends IPackageManagerNative.Stub { 23333 @Override 23334 public String[] getNamesForUids(int[] uids) throws RemoteException { 23335 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23336 // massage results so they can be parsed by the native binder 23337 for (int i = results.length - 1; i >= 0; --i) { 23338 if (results[i] == null) { 23339 results[i] = ""; 23340 } 23341 } 23342 return results; 23343 } 23344 23345 // NB: this differentiates between preloads and sideloads 23346 @Override 23347 public String getInstallerForPackage(String packageName) throws RemoteException { 23348 final String installerName = getInstallerPackageName(packageName); 23349 if (!TextUtils.isEmpty(installerName)) { 23350 return installerName; 23351 } 23352 // differentiate between preload and sideload 23353 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23354 ApplicationInfo appInfo = getApplicationInfo(packageName, 23355 /*flags*/ 0, 23356 /*userId*/ callingUser); 23357 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23358 return "preload"; 23359 } 23360 return ""; 23361 } 23362 23363 @Override 23364 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23365 try { 23366 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23367 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23368 if (pInfo != null) { 23369 return pInfo.getLongVersionCode(); 23370 } 23371 } catch (Exception e) { 23372 } 23373 return 0; 23374 } 23375 } 23376 23377 private class PackageManagerInternalImpl extends PackageManagerInternal { 23378 @Override 23379 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23380 int flagValues, int userId) { 23381 PackageManagerService.this.updatePermissionFlags( 23382 permName, packageName, flagMask, flagValues, userId); 23383 } 23384 23385 @Override 23386 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23387 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23388 } 23389 23390 @Override 23391 public boolean isInstantApp(String packageName, int userId) { 23392 return PackageManagerService.this.isInstantApp(packageName, userId); 23393 } 23394 23395 @Override 23396 public String getInstantAppPackageName(int uid) { 23397 return PackageManagerService.this.getInstantAppPackageName(uid); 23398 } 23399 23400 @Override 23401 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23402 synchronized (mPackages) { 23403 return PackageManagerService.this.filterAppAccessLPr( 23404 (PackageSetting) pkg.mExtras, callingUid, userId); 23405 } 23406 } 23407 23408 @Override 23409 public PackageParser.Package getPackage(String packageName) { 23410 synchronized (mPackages) { 23411 packageName = resolveInternalPackageNameLPr( 23412 packageName, PackageManager.VERSION_CODE_HIGHEST); 23413 return mPackages.get(packageName); 23414 } 23415 } 23416 23417 @Override 23418 public PackageList getPackageList(PackageListObserver observer) { 23419 synchronized (mPackages) { 23420 final int N = mPackages.size(); 23421 final ArrayList<String> list = new ArrayList<>(N); 23422 for (int i = 0; i < N; i++) { 23423 list.add(mPackages.keyAt(i)); 23424 } 23425 final PackageList packageList = new PackageList(list, observer); 23426 if (observer != null) { 23427 mPackageListObservers.add(packageList); 23428 } 23429 return packageList; 23430 } 23431 } 23432 23433 @Override 23434 public void removePackageListObserver(PackageListObserver observer) { 23435 synchronized (mPackages) { 23436 mPackageListObservers.remove(observer); 23437 } 23438 } 23439 23440 @Override 23441 public PackageParser.Package getDisabledPackage(String packageName) { 23442 synchronized (mPackages) { 23443 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23444 return (ps != null) ? ps.pkg : null; 23445 } 23446 } 23447 23448 @Override 23449 public String getKnownPackageName(int knownPackage, int userId) { 23450 switch(knownPackage) { 23451 case PackageManagerInternal.PACKAGE_BROWSER: 23452 return getDefaultBrowserPackageName(userId); 23453 case PackageManagerInternal.PACKAGE_INSTALLER: 23454 return mRequiredInstallerPackage; 23455 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23456 return mSetupWizardPackage; 23457 case PackageManagerInternal.PACKAGE_SYSTEM: 23458 return "android"; 23459 case PackageManagerInternal.PACKAGE_VERIFIER: 23460 return mRequiredVerifierPackage; 23461 case PackageManagerInternal.PACKAGE_SYSTEM_TEXT_CLASSIFIER: 23462 return mSystemTextClassifierPackage; 23463 } 23464 return null; 23465 } 23466 23467 @Override 23468 public boolean isResolveActivityComponent(ComponentInfo component) { 23469 return mResolveActivity.packageName.equals(component.packageName) 23470 && mResolveActivity.name.equals(component.name); 23471 } 23472 23473 @Override 23474 public void setLocationPackagesProvider(PackagesProvider provider) { 23475 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23476 } 23477 23478 @Override 23479 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23480 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23481 } 23482 23483 @Override 23484 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23485 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23486 } 23487 23488 @Override 23489 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23490 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23491 } 23492 23493 @Override 23494 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23495 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23496 } 23497 23498 @Override 23499 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23500 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23501 } 23502 23503 @Override 23504 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23505 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23506 } 23507 23508 @Override 23509 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23510 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23511 } 23512 23513 @Override 23514 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23515 synchronized (mPackages) { 23516 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23517 } 23518 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23519 } 23520 23521 @Override 23522 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23523 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23524 packageName, userId); 23525 } 23526 23527 @Override 23528 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23529 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23530 packageName, userId); 23531 } 23532 23533 @Override 23534 public void setKeepUninstalledPackages(final List<String> packageList) { 23535 Preconditions.checkNotNull(packageList); 23536 List<String> removedFromList = null; 23537 synchronized (mPackages) { 23538 if (mKeepUninstalledPackages != null) { 23539 final int packagesCount = mKeepUninstalledPackages.size(); 23540 for (int i = 0; i < packagesCount; i++) { 23541 String oldPackage = mKeepUninstalledPackages.get(i); 23542 if (packageList != null && packageList.contains(oldPackage)) { 23543 continue; 23544 } 23545 if (removedFromList == null) { 23546 removedFromList = new ArrayList<>(); 23547 } 23548 removedFromList.add(oldPackage); 23549 } 23550 } 23551 mKeepUninstalledPackages = new ArrayList<>(packageList); 23552 if (removedFromList != null) { 23553 final int removedCount = removedFromList.size(); 23554 for (int i = 0; i < removedCount; i++) { 23555 deletePackageIfUnusedLPr(removedFromList.get(i)); 23556 } 23557 } 23558 } 23559 } 23560 23561 @Override 23562 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23563 synchronized (mPackages) { 23564 return mPermissionManager.isPermissionsReviewRequired( 23565 mPackages.get(packageName), userId); 23566 } 23567 } 23568 23569 @Override 23570 public PackageInfo getPackageInfo( 23571 String packageName, int flags, int filterCallingUid, int userId) { 23572 return PackageManagerService.this 23573 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23574 flags, filterCallingUid, userId); 23575 } 23576 23577 @Override 23578 public int getPackageUid(String packageName, int flags, int userId) { 23579 return PackageManagerService.this 23580 .getPackageUid(packageName, flags, userId); 23581 } 23582 23583 @Override 23584 public ApplicationInfo getApplicationInfo( 23585 String packageName, int flags, int filterCallingUid, int userId) { 23586 return PackageManagerService.this 23587 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23588 } 23589 23590 @Override 23591 public ActivityInfo getActivityInfo( 23592 ComponentName component, int flags, int filterCallingUid, int userId) { 23593 return PackageManagerService.this 23594 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23595 } 23596 23597 @Override 23598 public List<ResolveInfo> queryIntentActivities( 23599 Intent intent, int flags, int filterCallingUid, int userId) { 23600 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23601 return PackageManagerService.this 23602 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23603 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23604 } 23605 23606 @Override 23607 public List<ResolveInfo> queryIntentServices( 23608 Intent intent, int flags, int callingUid, int userId) { 23609 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23610 return PackageManagerService.this 23611 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23612 false); 23613 } 23614 23615 @Override 23616 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23617 int userId) { 23618 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23619 } 23620 23621 @Override 23622 public ComponentName getDefaultHomeActivity(int userId) { 23623 return PackageManagerService.this.getDefaultHomeActivity(userId); 23624 } 23625 23626 @Override 23627 public void setDeviceAndProfileOwnerPackages( 23628 int deviceOwnerUserId, String deviceOwnerPackage, 23629 SparseArray<String> profileOwnerPackages) { 23630 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23631 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23632 } 23633 23634 @Override 23635 public boolean isPackageDataProtected(int userId, String packageName) { 23636 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23637 } 23638 23639 @Override 23640 public boolean isPackageEphemeral(int userId, String packageName) { 23641 synchronized (mPackages) { 23642 final PackageSetting ps = mSettings.mPackages.get(packageName); 23643 return ps != null ? ps.getInstantApp(userId) : false; 23644 } 23645 } 23646 23647 @Override 23648 public boolean wasPackageEverLaunched(String packageName, int userId) { 23649 synchronized (mPackages) { 23650 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23651 } 23652 } 23653 23654 @Override 23655 public void grantRuntimePermission(String packageName, String permName, int userId, 23656 boolean overridePolicy) { 23657 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23658 permName, packageName, overridePolicy, getCallingUid(), userId, 23659 mPermissionCallback); 23660 } 23661 23662 @Override 23663 public void revokeRuntimePermission(String packageName, String permName, int userId, 23664 boolean overridePolicy) { 23665 mPermissionManager.revokeRuntimePermission( 23666 permName, packageName, overridePolicy, getCallingUid(), userId, 23667 mPermissionCallback); 23668 } 23669 23670 @Override 23671 public String getNameForUid(int uid) { 23672 return PackageManagerService.this.getNameForUid(uid); 23673 } 23674 23675 @Override 23676 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23677 Intent origIntent, String resolvedType, String callingPackage, 23678 Bundle verificationBundle, int userId) { 23679 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23680 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23681 userId); 23682 } 23683 23684 @Override 23685 public void grantEphemeralAccess(int userId, Intent intent, 23686 int targetAppId, int ephemeralAppId) { 23687 synchronized (mPackages) { 23688 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23689 targetAppId, ephemeralAppId); 23690 } 23691 } 23692 23693 @Override 23694 public boolean isInstantAppInstallerComponent(ComponentName component) { 23695 synchronized (mPackages) { 23696 return mInstantAppInstallerActivity != null 23697 && mInstantAppInstallerActivity.getComponentName().equals(component); 23698 } 23699 } 23700 23701 @Override 23702 public void pruneInstantApps() { 23703 mInstantAppRegistry.pruneInstantApps(); 23704 } 23705 23706 @Override 23707 public String getSetupWizardPackageName() { 23708 return mSetupWizardPackage; 23709 } 23710 23711 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23712 if (policy != null) { 23713 mExternalSourcesPolicy = policy; 23714 } 23715 } 23716 23717 @Override 23718 public boolean isPackagePersistent(String packageName) { 23719 synchronized (mPackages) { 23720 PackageParser.Package pkg = mPackages.get(packageName); 23721 return pkg != null 23722 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23723 | ApplicationInfo.FLAG_PERSISTENT)) == 23724 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23725 : false; 23726 } 23727 } 23728 23729 @Override 23730 public boolean isLegacySystemApp(Package pkg) { 23731 synchronized (mPackages) { 23732 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23733 return mPromoteSystemApps 23734 && ps.isSystem() 23735 && mExistingSystemPackages.contains(ps.name); 23736 } 23737 } 23738 23739 @Override 23740 public List<PackageInfo> getOverlayPackages(int userId) { 23741 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23742 synchronized (mPackages) { 23743 for (PackageParser.Package p : mPackages.values()) { 23744 if (p.mOverlayTarget != null) { 23745 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23746 if (pkg != null) { 23747 overlayPackages.add(pkg); 23748 } 23749 } 23750 } 23751 } 23752 return overlayPackages; 23753 } 23754 23755 @Override 23756 public List<String> getTargetPackageNames(int userId) { 23757 List<String> targetPackages = new ArrayList<>(); 23758 synchronized (mPackages) { 23759 for (PackageParser.Package p : mPackages.values()) { 23760 if (p.mOverlayTarget == null) { 23761 targetPackages.add(p.packageName); 23762 } 23763 } 23764 } 23765 return targetPackages; 23766 } 23767 23768 @Override 23769 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23770 @Nullable List<String> overlayPackageNames) { 23771 synchronized (mPackages) { 23772 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23773 Slog.e(TAG, "failed to find package " + targetPackageName); 23774 return false; 23775 } 23776 ArrayList<String> overlayPaths = null; 23777 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23778 final int N = overlayPackageNames.size(); 23779 overlayPaths = new ArrayList<>(N); 23780 for (int i = 0; i < N; i++) { 23781 final String packageName = overlayPackageNames.get(i); 23782 final PackageParser.Package pkg = mPackages.get(packageName); 23783 if (pkg == null) { 23784 Slog.e(TAG, "failed to find package " + packageName); 23785 return false; 23786 } 23787 overlayPaths.add(pkg.baseCodePath); 23788 } 23789 } 23790 23791 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23792 ps.setOverlayPaths(overlayPaths, userId); 23793 return true; 23794 } 23795 } 23796 23797 @Override 23798 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23799 int flags, int userId, boolean resolveForStart) { 23800 return resolveIntentInternal( 23801 intent, resolvedType, flags, userId, resolveForStart); 23802 } 23803 23804 @Override 23805 public ResolveInfo resolveService(Intent intent, String resolvedType, 23806 int flags, int userId, int callingUid) { 23807 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23808 } 23809 23810 @Override 23811 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23812 return PackageManagerService.this.resolveContentProviderInternal( 23813 name, flags, userId); 23814 } 23815 23816 @Override 23817 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23818 synchronized (mPackages) { 23819 mIsolatedOwners.put(isolatedUid, ownerUid); 23820 } 23821 } 23822 23823 @Override 23824 public void removeIsolatedUid(int isolatedUid) { 23825 synchronized (mPackages) { 23826 mIsolatedOwners.delete(isolatedUid); 23827 } 23828 } 23829 23830 @Override 23831 public int getUidTargetSdkVersion(int uid) { 23832 synchronized (mPackages) { 23833 return getUidTargetSdkVersionLockedLPr(uid); 23834 } 23835 } 23836 23837 @Override 23838 public int getPackageTargetSdkVersion(String packageName) { 23839 synchronized (mPackages) { 23840 return getPackageTargetSdkVersionLockedLPr(packageName); 23841 } 23842 } 23843 23844 @Override 23845 public boolean canAccessInstantApps(int callingUid, int userId) { 23846 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23847 } 23848 23849 @Override 23850 public boolean canAccessComponent(int callingUid, ComponentName component, int userId) { 23851 synchronized (mPackages) { 23852 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 23853 return !PackageManagerService.this.filterAppAccessLPr( 23854 ps, callingUid, component, TYPE_UNKNOWN, userId); 23855 } 23856 } 23857 23858 @Override 23859 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23860 synchronized (mPackages) { 23861 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23862 } 23863 } 23864 23865 @Override 23866 public void notifyPackageUse(String packageName, int reason) { 23867 synchronized (mPackages) { 23868 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23869 } 23870 } 23871 } 23872 23873 @Override 23874 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23875 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23876 synchronized (mPackages) { 23877 final long identity = Binder.clearCallingIdentity(); 23878 try { 23879 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23880 packageNames, userId); 23881 } finally { 23882 Binder.restoreCallingIdentity(identity); 23883 } 23884 } 23885 } 23886 23887 @Override 23888 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23889 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23890 synchronized (mPackages) { 23891 final long identity = Binder.clearCallingIdentity(); 23892 try { 23893 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23894 packageNames, userId); 23895 } finally { 23896 Binder.restoreCallingIdentity(identity); 23897 } 23898 } 23899 } 23900 23901 private static void enforceSystemOrPhoneCaller(String tag) { 23902 int callingUid = Binder.getCallingUid(); 23903 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23904 throw new SecurityException( 23905 "Cannot call " + tag + " from UID " + callingUid); 23906 } 23907 } 23908 23909 boolean isHistoricalPackageUsageAvailable() { 23910 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23911 } 23912 23913 /** 23914 * Return a <b>copy</b> of the collection of packages known to the package manager. 23915 * @return A copy of the values of mPackages. 23916 */ 23917 Collection<PackageParser.Package> getPackages() { 23918 synchronized (mPackages) { 23919 return new ArrayList<>(mPackages.values()); 23920 } 23921 } 23922 23923 /** 23924 * Logs process start information (including base APK hash) to the security log. 23925 * @hide 23926 */ 23927 @Override 23928 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23929 String apkFile, int pid) { 23930 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23931 return; 23932 } 23933 if (!SecurityLog.isLoggingEnabled()) { 23934 return; 23935 } 23936 Bundle data = new Bundle(); 23937 data.putLong("startTimestamp", System.currentTimeMillis()); 23938 data.putString("processName", processName); 23939 data.putInt("uid", uid); 23940 data.putString("seinfo", seinfo); 23941 data.putString("apkFile", apkFile); 23942 data.putInt("pid", pid); 23943 Message msg = mProcessLoggingHandler.obtainMessage( 23944 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23945 msg.setData(data); 23946 mProcessLoggingHandler.sendMessage(msg); 23947 } 23948 23949 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23950 return mCompilerStats.getPackageStats(pkgName); 23951 } 23952 23953 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23954 return getOrCreateCompilerPackageStats(pkg.packageName); 23955 } 23956 23957 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23958 return mCompilerStats.getOrCreatePackageStats(pkgName); 23959 } 23960 23961 public void deleteCompilerPackageStats(String pkgName) { 23962 mCompilerStats.deletePackageStats(pkgName); 23963 } 23964 23965 @Override 23966 public int getInstallReason(String packageName, int userId) { 23967 final int callingUid = Binder.getCallingUid(); 23968 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23969 true /* requireFullPermission */, false /* checkShell */, 23970 "get install reason"); 23971 synchronized (mPackages) { 23972 final PackageSetting ps = mSettings.mPackages.get(packageName); 23973 if (filterAppAccessLPr(ps, callingUid, userId)) { 23974 return PackageManager.INSTALL_REASON_UNKNOWN; 23975 } 23976 if (ps != null) { 23977 return ps.getInstallReason(userId); 23978 } 23979 } 23980 return PackageManager.INSTALL_REASON_UNKNOWN; 23981 } 23982 23983 @Override 23984 public boolean canRequestPackageInstalls(String packageName, int userId) { 23985 return canRequestPackageInstallsInternal(packageName, 0, userId, 23986 true /* throwIfPermNotDeclared*/); 23987 } 23988 23989 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23990 boolean throwIfPermNotDeclared) { 23991 int callingUid = Binder.getCallingUid(); 23992 int uid = getPackageUid(packageName, 0, userId); 23993 if (callingUid != uid && callingUid != Process.ROOT_UID 23994 && callingUid != Process.SYSTEM_UID) { 23995 throw new SecurityException( 23996 "Caller uid " + callingUid + " does not own package " + packageName); 23997 } 23998 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23999 if (info == null) { 24000 return false; 24001 } 24002 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 24003 return false; 24004 } 24005 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 24006 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 24007 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 24008 if (throwIfPermNotDeclared) { 24009 throw new SecurityException("Need to declare " + appOpPermission 24010 + " to call this api"); 24011 } else { 24012 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 24013 return false; 24014 } 24015 } 24016 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 24017 return false; 24018 } 24019 if (mExternalSourcesPolicy != null) { 24020 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 24021 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 24022 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 24023 } 24024 } 24025 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 24026 } 24027 24028 @Override 24029 public ComponentName getInstantAppResolverSettingsComponent() { 24030 return mInstantAppResolverSettingsComponent; 24031 } 24032 24033 @Override 24034 public ComponentName getInstantAppInstallerComponent() { 24035 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24036 return null; 24037 } 24038 return mInstantAppInstallerActivity == null 24039 ? null : mInstantAppInstallerActivity.getComponentName(); 24040 } 24041 24042 @Override 24043 public String getInstantAppAndroidId(String packageName, int userId) { 24044 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 24045 "getInstantAppAndroidId"); 24046 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 24047 true /* requireFullPermission */, false /* checkShell */, 24048 "getInstantAppAndroidId"); 24049 // Make sure the target is an Instant App. 24050 if (!isInstantApp(packageName, userId)) { 24051 return null; 24052 } 24053 synchronized (mPackages) { 24054 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 24055 } 24056 } 24057 24058 boolean canHaveOatDir(String packageName) { 24059 synchronized (mPackages) { 24060 PackageParser.Package p = mPackages.get(packageName); 24061 if (p == null) { 24062 return false; 24063 } 24064 return p.canHaveOatDir(); 24065 } 24066 } 24067 24068 private String getOatDir(PackageParser.Package pkg) { 24069 if (!pkg.canHaveOatDir()) { 24070 return null; 24071 } 24072 File codePath = new File(pkg.codePath); 24073 if (codePath.isDirectory()) { 24074 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 24075 } 24076 return null; 24077 } 24078 24079 void deleteOatArtifactsOfPackage(String packageName) { 24080 final String[] instructionSets; 24081 final List<String> codePaths; 24082 final String oatDir; 24083 final PackageParser.Package pkg; 24084 synchronized (mPackages) { 24085 pkg = mPackages.get(packageName); 24086 } 24087 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 24088 codePaths = pkg.getAllCodePaths(); 24089 oatDir = getOatDir(pkg); 24090 24091 for (String codePath : codePaths) { 24092 for (String isa : instructionSets) { 24093 try { 24094 mInstaller.deleteOdex(codePath, isa, oatDir); 24095 } catch (InstallerException e) { 24096 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24097 } 24098 } 24099 } 24100 } 24101 24102 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24103 Set<String> unusedPackages = new HashSet<>(); 24104 long currentTimeInMillis = System.currentTimeMillis(); 24105 synchronized (mPackages) { 24106 for (PackageParser.Package pkg : mPackages.values()) { 24107 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24108 if (ps == null) { 24109 continue; 24110 } 24111 PackageDexUsage.PackageUseInfo packageUseInfo = 24112 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24113 if (PackageManagerServiceUtils 24114 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24115 downgradeTimeThresholdMillis, packageUseInfo, 24116 pkg.getLatestPackageUseTimeInMills(), 24117 pkg.getLatestForegroundPackageUseTimeInMills())) { 24118 unusedPackages.add(pkg.packageName); 24119 } 24120 } 24121 } 24122 return unusedPackages; 24123 } 24124 24125 @Override 24126 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24127 int userId) { 24128 final int callingUid = Binder.getCallingUid(); 24129 final int callingAppId = UserHandle.getAppId(callingUid); 24130 24131 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24132 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24133 24134 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24135 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24136 throw new SecurityException("Caller must have the " 24137 + SET_HARMFUL_APP_WARNINGS + " permission."); 24138 } 24139 24140 synchronized(mPackages) { 24141 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24142 scheduleWritePackageRestrictionsLocked(userId); 24143 } 24144 } 24145 24146 @Nullable 24147 @Override 24148 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24149 final int callingUid = Binder.getCallingUid(); 24150 final int callingAppId = UserHandle.getAppId(callingUid); 24151 24152 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24153 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24154 24155 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24156 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24157 throw new SecurityException("Caller must have the " 24158 + SET_HARMFUL_APP_WARNINGS + " permission."); 24159 } 24160 24161 synchronized(mPackages) { 24162 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24163 } 24164 } 24165} 24166 24167interface PackageSender { 24168 /** 24169 * @param userIds User IDs where the action occurred on a full application 24170 * @param instantUserIds User IDs where the action occurred on an instant application 24171 */ 24172 void sendPackageBroadcast(final String action, final String pkg, 24173 final Bundle extras, final int flags, final String targetPkg, 24174 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24175 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24176 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24177 void notifyPackageAdded(String packageName); 24178 void notifyPackageRemoved(String packageName); 24179} 24180