PackageManagerService.java revision cdc2e6734e4a40cfb9b5735c428136bc18d401d3
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.INSTALL_PACKAGES; 21import static android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS; 22import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 23import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_NEWER_SDK; 51import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE; 54import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 56import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 57import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 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.AppOpsManager; 122import android.app.IActivityManager; 123import android.app.ResourcesManager; 124import android.app.admin.IDevicePolicyManager; 125import android.app.admin.SecurityLog; 126import android.app.backup.IBackupManager; 127import android.content.BroadcastReceiver; 128import android.content.ComponentName; 129import android.content.ContentResolver; 130import android.content.Context; 131import android.content.IIntentReceiver; 132import android.content.Intent; 133import android.content.IntentFilter; 134import android.content.IntentSender; 135import android.content.IntentSender.SendIntentException; 136import android.content.ServiceConnection; 137import android.content.pm.ActivityInfo; 138import android.content.pm.ApplicationInfo; 139import android.content.pm.AppsQueryHelper; 140import android.content.pm.AuxiliaryResolveInfo; 141import android.content.pm.ChangedPackages; 142import android.content.pm.ComponentInfo; 143import android.content.pm.FallbackCategoryProvider; 144import android.content.pm.FeatureInfo; 145import android.content.pm.IDexModuleRegisterCallback; 146import android.content.pm.IOnPermissionsChangeListener; 147import android.content.pm.IPackageDataObserver; 148import android.content.pm.IPackageDeleteObserver; 149import android.content.pm.IPackageDeleteObserver2; 150import android.content.pm.IPackageInstallObserver2; 151import android.content.pm.IPackageInstaller; 152import android.content.pm.IPackageManager; 153import android.content.pm.IPackageManagerNative; 154import android.content.pm.IPackageMoveObserver; 155import android.content.pm.IPackageStatsObserver; 156import android.content.pm.InstantAppInfo; 157import android.content.pm.InstantAppRequest; 158import android.content.pm.InstantAppResolveInfo; 159import android.content.pm.InstrumentationInfo; 160import android.content.pm.IntentFilterVerificationInfo; 161import android.content.pm.KeySet; 162import android.content.pm.PackageCleanItem; 163import android.content.pm.PackageInfo; 164import android.content.pm.PackageInfoLite; 165import android.content.pm.PackageInstaller; 166import android.content.pm.PackageList; 167import android.content.pm.PackageManager; 168import android.content.pm.PackageManagerInternal; 169import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 170import android.content.pm.PackageManager.PackageInfoFlags; 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.IArtManager; 195import android.content.res.Resources; 196import android.database.ContentObserver; 197import android.graphics.Bitmap; 198import android.hardware.display.DisplayManager; 199import android.net.Uri; 200import android.os.Binder; 201import android.os.Build; 202import android.os.Bundle; 203import android.os.Debug; 204import android.os.Environment; 205import android.os.Environment.UserEnvironment; 206import android.os.FileUtils; 207import android.os.Handler; 208import android.os.IBinder; 209import android.os.Looper; 210import android.os.Message; 211import android.os.Parcel; 212import android.os.ParcelFileDescriptor; 213import android.os.PatternMatcher; 214import android.os.Process; 215import android.os.RemoteCallbackList; 216import android.os.RemoteException; 217import android.os.ResultReceiver; 218import android.os.SELinux; 219import android.os.ServiceManager; 220import android.os.ShellCallback; 221import android.os.SystemClock; 222import android.os.SystemProperties; 223import android.os.Trace; 224import android.os.UserHandle; 225import android.os.UserManager; 226import android.os.UserManagerInternal; 227import android.os.storage.IStorageManager; 228import android.os.storage.StorageEventListener; 229import android.os.storage.StorageManager; 230import android.os.storage.StorageManagerInternal; 231import android.os.storage.VolumeInfo; 232import android.os.storage.VolumeRecord; 233import android.provider.Settings.Global; 234import android.provider.Settings.Secure; 235import android.security.KeyStore; 236import android.security.SystemKeyStore; 237import android.service.pm.PackageServiceDumpProto; 238import android.system.ErrnoException; 239import android.system.Os; 240import android.text.TextUtils; 241import android.text.format.DateUtils; 242import android.util.ArrayMap; 243import android.util.ArraySet; 244import android.util.Base64; 245import android.util.DisplayMetrics; 246import android.util.EventLog; 247import android.util.ExceptionUtils; 248import android.util.Log; 249import android.util.LogPrinter; 250import android.util.LongSparseArray; 251import android.util.LongSparseLongArray; 252import android.util.MathUtils; 253import android.util.PackageUtils; 254import android.util.Pair; 255import android.util.PrintStreamPrinter; 256import android.util.Slog; 257import android.util.SparseArray; 258import android.util.SparseBooleanArray; 259import android.util.SparseIntArray; 260import android.util.TimingsTraceLog; 261import android.util.Xml; 262import android.util.jar.StrictJarFile; 263import android.util.proto.ProtoOutputStream; 264import android.view.Display; 265 266import com.android.internal.R; 267import com.android.internal.annotations.GuardedBy; 268import com.android.internal.app.IMediaContainerService; 269import com.android.internal.app.ResolverActivity; 270import com.android.internal.content.NativeLibraryHelper; 271import com.android.internal.content.PackageHelper; 272import com.android.internal.logging.MetricsLogger; 273import com.android.internal.os.IParcelFileDescriptorFactory; 274import com.android.internal.os.SomeArgs; 275import com.android.internal.os.Zygote; 276import com.android.internal.telephony.CarrierAppUtils; 277import com.android.internal.util.ArrayUtils; 278import com.android.internal.util.ConcurrentUtils; 279import com.android.internal.util.DumpUtils; 280import com.android.internal.util.FastXmlSerializer; 281import com.android.internal.util.IndentingPrintWriter; 282import com.android.internal.util.Preconditions; 283import com.android.internal.util.XmlUtils; 284import com.android.server.AttributeCache; 285import com.android.server.DeviceIdleController; 286import com.android.server.EventLogTags; 287import com.android.server.FgThread; 288import com.android.server.IntentResolver; 289import com.android.server.LocalServices; 290import com.android.server.LockGuard; 291import com.android.server.ServiceThread; 292import com.android.server.SystemConfig; 293import com.android.server.SystemServerInitThreadPool; 294import com.android.server.Watchdog; 295import com.android.server.net.NetworkPolicyManagerInternal; 296import com.android.server.pm.Installer.InstallerException; 297import com.android.server.pm.Settings.DatabaseVersion; 298import com.android.server.pm.Settings.VersionInfo; 299import com.android.server.pm.dex.ArtManagerService; 300import com.android.server.pm.dex.DexLogger; 301import com.android.server.pm.dex.DexManager; 302import com.android.server.pm.dex.DexoptOptions; 303import com.android.server.pm.dex.PackageDexUsage; 304import com.android.server.pm.permission.BasePermission; 305import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 306import com.android.server.pm.permission.PermissionManagerService; 307import com.android.server.pm.permission.PermissionManagerInternal; 308import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 309import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 310import com.android.server.pm.permission.PermissionsState; 311import com.android.server.pm.permission.PermissionsState.PermissionState; 312import com.android.server.storage.DeviceStorageMonitorInternal; 313 314import dalvik.system.CloseGuard; 315import dalvik.system.VMRuntime; 316 317import libcore.io.IoUtils; 318 319import org.xmlpull.v1.XmlPullParser; 320import org.xmlpull.v1.XmlPullParserException; 321import org.xmlpull.v1.XmlSerializer; 322 323import java.io.BufferedOutputStream; 324import java.io.ByteArrayInputStream; 325import java.io.ByteArrayOutputStream; 326import java.io.File; 327import java.io.FileDescriptor; 328import java.io.FileInputStream; 329import java.io.FileOutputStream; 330import java.io.FilenameFilter; 331import java.io.IOException; 332import java.io.PrintWriter; 333import java.lang.annotation.Retention; 334import java.lang.annotation.RetentionPolicy; 335import java.nio.charset.StandardCharsets; 336import java.security.DigestInputStream; 337import java.security.MessageDigest; 338import java.security.NoSuchAlgorithmException; 339import java.security.PublicKey; 340import java.security.SecureRandom; 341import java.security.cert.CertificateException; 342import java.util.ArrayList; 343import java.util.Arrays; 344import java.util.Collection; 345import java.util.Collections; 346import java.util.Comparator; 347import java.util.HashMap; 348import java.util.HashSet; 349import java.util.Iterator; 350import java.util.LinkedHashSet; 351import java.util.List; 352import java.util.Map; 353import java.util.Objects; 354import java.util.Set; 355import java.util.concurrent.CountDownLatch; 356import java.util.concurrent.Future; 357import java.util.concurrent.TimeUnit; 358import java.util.concurrent.atomic.AtomicBoolean; 359import java.util.concurrent.atomic.AtomicInteger; 360 361/** 362 * Keep track of all those APKs everywhere. 363 * <p> 364 * Internally there are two important locks: 365 * <ul> 366 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 367 * and other related state. It is a fine-grained lock that should only be held 368 * momentarily, as it's one of the most contended locks in the system. 369 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 370 * operations typically involve heavy lifting of application data on disk. Since 371 * {@code installd} is single-threaded, and it's operations can often be slow, 372 * this lock should never be acquired while already holding {@link #mPackages}. 373 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 374 * holding {@link #mInstallLock}. 375 * </ul> 376 * Many internal methods rely on the caller to hold the appropriate locks, and 377 * this contract is expressed through method name suffixes: 378 * <ul> 379 * <li>fooLI(): the caller must hold {@link #mInstallLock} 380 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 381 * being modified must be frozen 382 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 383 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 384 * </ul> 385 * <p> 386 * Because this class is very central to the platform's security; please run all 387 * CTS and unit tests whenever making modifications: 388 * 389 * <pre> 390 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 391 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 392 * </pre> 393 */ 394public class PackageManagerService extends IPackageManager.Stub 395 implements PackageSender { 396 static final String TAG = "PackageManager"; 397 public static final boolean DEBUG_SETTINGS = false; 398 static final boolean DEBUG_PREFERRED = false; 399 static final boolean DEBUG_UPGRADE = false; 400 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 401 private static final boolean DEBUG_BACKUP = false; 402 public static final boolean DEBUG_INSTALL = false; 403 public static final boolean DEBUG_REMOVE = false; 404 private static final boolean DEBUG_BROADCASTS = false; 405 private static final boolean DEBUG_SHOW_INFO = false; 406 private static final boolean DEBUG_PACKAGE_INFO = false; 407 private static final boolean DEBUG_INTENT_MATCHING = false; 408 public static final boolean DEBUG_PACKAGE_SCANNING = false; 409 private static final boolean DEBUG_VERIFY = false; 410 private static final boolean DEBUG_FILTERS = false; 411 public static final boolean DEBUG_PERMISSIONS = false; 412 private static final boolean DEBUG_SHARED_LIBRARIES = false; 413 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 414 415 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 416 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 417 // user, but by default initialize to this. 418 public static final boolean DEBUG_DEXOPT = false; 419 420 private static final boolean DEBUG_ABI_SELECTION = false; 421 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 422 private static final boolean DEBUG_TRIAGED_MISSING = false; 423 private static final boolean DEBUG_APP_DATA = false; 424 425 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 426 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 427 428 private static final boolean HIDE_EPHEMERAL_APIS = false; 429 430 private static final boolean ENABLE_FREE_CACHE_V2 = 431 SystemProperties.getBoolean("fw.free_cache_v2", true); 432 433 private static final int RADIO_UID = Process.PHONE_UID; 434 private static final int LOG_UID = Process.LOG_UID; 435 private static final int NFC_UID = Process.NFC_UID; 436 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 437 private static final int SHELL_UID = Process.SHELL_UID; 438 439 // Suffix used during package installation when copying/moving 440 // package apks to install directory. 441 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 442 443 static final int SCAN_NO_DEX = 1<<0; 444 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 445 static final int SCAN_NEW_INSTALL = 1<<2; 446 static final int SCAN_UPDATE_TIME = 1<<3; 447 static final int SCAN_BOOTING = 1<<4; 448 static final int SCAN_TRUSTED_OVERLAY = 1<<5; 449 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 450 static final int SCAN_REQUIRE_KNOWN = 1<<7; 451 static final int SCAN_MOVE = 1<<8; 452 static final int SCAN_INITIAL = 1<<9; 453 static final int SCAN_CHECK_ONLY = 1<<10; 454 static final int SCAN_DONT_KILL_APP = 1<<11; 455 static final int SCAN_IGNORE_FROZEN = 1<<12; 456 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 457 static final int SCAN_AS_INSTANT_APP = 1<<14; 458 static final int SCAN_AS_FULL_APP = 1<<15; 459 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 460 static final int SCAN_AS_SYSTEM = 1<<17; 461 static final int SCAN_AS_PRIVILEGED = 1<<18; 462 static final int SCAN_AS_OEM = 1<<19; 463 static final int SCAN_AS_VENDOR = 1<<20; 464 465 @IntDef(flag = true, prefix = { "SCAN_" }, value = { 466 SCAN_NO_DEX, 467 SCAN_UPDATE_SIGNATURE, 468 SCAN_NEW_INSTALL, 469 SCAN_UPDATE_TIME, 470 SCAN_BOOTING, 471 SCAN_TRUSTED_OVERLAY, 472 SCAN_DELETE_DATA_ON_FAILURES, 473 SCAN_REQUIRE_KNOWN, 474 SCAN_MOVE, 475 SCAN_INITIAL, 476 SCAN_CHECK_ONLY, 477 SCAN_DONT_KILL_APP, 478 SCAN_IGNORE_FROZEN, 479 SCAN_FIRST_BOOT_OR_UPGRADE, 480 SCAN_AS_INSTANT_APP, 481 SCAN_AS_FULL_APP, 482 SCAN_AS_VIRTUAL_PRELOAD, 483 }) 484 @Retention(RetentionPolicy.SOURCE) 485 public @interface ScanFlags {} 486 487 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 488 /** Extension of the compressed packages */ 489 public final static String COMPRESSED_EXTENSION = ".gz"; 490 /** Suffix of stub packages on the system partition */ 491 public final static String STUB_SUFFIX = "-Stub"; 492 493 private static final int[] EMPTY_INT_ARRAY = new int[0]; 494 495 private static final int TYPE_UNKNOWN = 0; 496 private static final int TYPE_ACTIVITY = 1; 497 private static final int TYPE_RECEIVER = 2; 498 private static final int TYPE_SERVICE = 3; 499 private static final int TYPE_PROVIDER = 4; 500 @IntDef(prefix = { "TYPE_" }, value = { 501 TYPE_UNKNOWN, 502 TYPE_ACTIVITY, 503 TYPE_RECEIVER, 504 TYPE_SERVICE, 505 TYPE_PROVIDER, 506 }) 507 @Retention(RetentionPolicy.SOURCE) 508 public @interface ComponentType {} 509 510 /** 511 * Timeout (in milliseconds) after which the watchdog should declare that 512 * our handler thread is wedged. The usual default for such things is one 513 * minute but we sometimes do very lengthy I/O operations on this thread, 514 * such as installing multi-gigabyte applications, so ours needs to be longer. 515 */ 516 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 517 518 /** 519 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 520 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 521 * settings entry if available, otherwise we use the hardcoded default. If it's been 522 * more than this long since the last fstrim, we force one during the boot sequence. 523 * 524 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 525 * one gets run at the next available charging+idle time. This final mandatory 526 * no-fstrim check kicks in only of the other scheduling criteria is never met. 527 */ 528 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 529 530 /** 531 * Whether verification is enabled by default. 532 */ 533 private static final boolean DEFAULT_VERIFY_ENABLE = true; 534 535 /** 536 * The default maximum time to wait for the verification agent to return in 537 * milliseconds. 538 */ 539 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 540 541 /** 542 * The default response for package verification timeout. 543 * 544 * This can be either PackageManager.VERIFICATION_ALLOW or 545 * PackageManager.VERIFICATION_REJECT. 546 */ 547 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 548 549 public static final String PLATFORM_PACKAGE_NAME = "android"; 550 551 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 552 553 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 554 DEFAULT_CONTAINER_PACKAGE, 555 "com.android.defcontainer.DefaultContainerService"); 556 557 private static final String KILL_APP_REASON_GIDS_CHANGED = 558 "permission grant or revoke changed gids"; 559 560 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 561 "permissions revoked"; 562 563 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 564 565 private static final String PACKAGE_SCHEME = "package"; 566 567 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 568 569 private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB = "pm.dexopt.priv-apps-oob"; 570 571 /** Canonical intent used to identify what counts as a "web browser" app */ 572 private static final Intent sBrowserIntent; 573 static { 574 sBrowserIntent = new Intent(); 575 sBrowserIntent.setAction(Intent.ACTION_VIEW); 576 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 577 sBrowserIntent.setData(Uri.parse("http:")); 578 } 579 580 /** 581 * The set of all protected actions [i.e. those actions for which a high priority 582 * intent filter is disallowed]. 583 */ 584 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 585 static { 586 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 587 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 588 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 589 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 590 } 591 592 // Compilation reasons. 593 public static final int REASON_FIRST_BOOT = 0; 594 public static final int REASON_BOOT = 1; 595 public static final int REASON_INSTALL = 2; 596 public static final int REASON_BACKGROUND_DEXOPT = 3; 597 public static final int REASON_AB_OTA = 4; 598 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 599 public static final int REASON_SHARED = 6; 600 601 public static final int REASON_LAST = REASON_SHARED; 602 603 /** 604 * Version number for the package parser cache. Increment this whenever the format or 605 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 606 */ 607 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 608 609 /** 610 * Whether the package parser cache is enabled. 611 */ 612 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 613 614 /** 615 * Permissions required in order to receive instant application lifecycle broadcasts. 616 */ 617 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 618 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 619 620 final ServiceThread mHandlerThread; 621 622 final PackageHandler mHandler; 623 624 private final ProcessLoggingHandler mProcessLoggingHandler; 625 626 /** 627 * Messages for {@link #mHandler} that need to wait for system ready before 628 * being dispatched. 629 */ 630 private ArrayList<Message> mPostSystemReadyMessages; 631 632 final int mSdkVersion = Build.VERSION.SDK_INT; 633 634 final Context mContext; 635 final boolean mFactoryTest; 636 final boolean mOnlyCore; 637 final DisplayMetrics mMetrics; 638 final int mDefParseFlags; 639 final String[] mSeparateProcesses; 640 final boolean mIsUpgrade; 641 final boolean mIsPreNUpgrade; 642 final boolean mIsPreNMR1Upgrade; 643 644 // Have we told the Activity Manager to whitelist the default container service by uid yet? 645 @GuardedBy("mPackages") 646 boolean mDefaultContainerWhitelisted = false; 647 648 @GuardedBy("mPackages") 649 private boolean mDexOptDialogShown; 650 651 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 652 // LOCK HELD. Can be called with mInstallLock held. 653 @GuardedBy("mInstallLock") 654 final Installer mInstaller; 655 656 /** Directory where installed applications are stored */ 657 private static final File sAppInstallDir = 658 new File(Environment.getDataDirectory(), "app"); 659 /** Directory where installed application's 32-bit native libraries are copied. */ 660 private static final File sAppLib32InstallDir = 661 new File(Environment.getDataDirectory(), "app-lib"); 662 /** Directory where code and non-resource assets of forward-locked applications are stored */ 663 private static final File sDrmAppPrivateInstallDir = 664 new File(Environment.getDataDirectory(), "app-private"); 665 666 // ---------------------------------------------------------------- 667 668 // Lock for state used when installing and doing other long running 669 // operations. Methods that must be called with this lock held have 670 // the suffix "LI". 671 final Object mInstallLock = new Object(); 672 673 // ---------------------------------------------------------------- 674 675 // Keys are String (package name), values are Package. This also serves 676 // as the lock for the global state. Methods that must be called with 677 // this lock held have the prefix "LP". 678 @GuardedBy("mPackages") 679 final ArrayMap<String, PackageParser.Package> mPackages = 680 new ArrayMap<String, PackageParser.Package>(); 681 682 final ArrayMap<String, Set<String>> mKnownCodebase = 683 new ArrayMap<String, Set<String>>(); 684 685 // Keys are isolated uids and values are the uid of the application 686 // that created the isolated proccess. 687 @GuardedBy("mPackages") 688 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 689 690 /** 691 * Tracks new system packages [received in an OTA] that we expect to 692 * find updated user-installed versions. Keys are package name, values 693 * are package location. 694 */ 695 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 696 /** 697 * Tracks high priority intent filters for protected actions. During boot, certain 698 * filter actions are protected and should never be allowed to have a high priority 699 * intent filter for them. However, there is one, and only one exception -- the 700 * setup wizard. It must be able to define a high priority intent filter for these 701 * actions to ensure there are no escapes from the wizard. We need to delay processing 702 * of these during boot as we need to look at all of the system packages in order 703 * to know which component is the setup wizard. 704 */ 705 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 706 /** 707 * Whether or not processing protected filters should be deferred. 708 */ 709 private boolean mDeferProtectedFilters = true; 710 711 /** 712 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 713 */ 714 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 715 /** 716 * Whether or not system app permissions should be promoted from install to runtime. 717 */ 718 boolean mPromoteSystemApps; 719 720 @GuardedBy("mPackages") 721 final Settings mSettings; 722 723 /** 724 * Set of package names that are currently "frozen", which means active 725 * surgery is being done on the code/data for that package. The platform 726 * will refuse to launch frozen packages to avoid race conditions. 727 * 728 * @see PackageFreezer 729 */ 730 @GuardedBy("mPackages") 731 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 732 733 final ProtectedPackages mProtectedPackages; 734 735 @GuardedBy("mLoadedVolumes") 736 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 737 738 boolean mFirstBoot; 739 740 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 741 742 @GuardedBy("mAvailableFeatures") 743 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 744 745 private final InstantAppRegistry mInstantAppRegistry; 746 747 @GuardedBy("mPackages") 748 int mChangedPackagesSequenceNumber; 749 /** 750 * List of changed [installed, removed or updated] packages. 751 * mapping from user id -> sequence number -> package name 752 */ 753 @GuardedBy("mPackages") 754 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 755 /** 756 * The sequence number of the last change to a package. 757 * mapping from user id -> package name -> sequence number 758 */ 759 @GuardedBy("mPackages") 760 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 761 762 @GuardedBy("mPackages") 763 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 764 765 class PackageParserCallback implements PackageParser.Callback { 766 @Override public final boolean hasFeature(String feature) { 767 return PackageManagerService.this.hasSystemFeature(feature, 0); 768 } 769 770 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 771 Collection<PackageParser.Package> allPackages, String targetPackageName) { 772 List<PackageParser.Package> overlayPackages = null; 773 for (PackageParser.Package p : allPackages) { 774 if (targetPackageName.equals(p.mOverlayTarget) && p.mIsStaticOverlay) { 775 if (overlayPackages == null) { 776 overlayPackages = new ArrayList<PackageParser.Package>(); 777 } 778 overlayPackages.add(p); 779 } 780 } 781 if (overlayPackages != null) { 782 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 783 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 784 return p1.mOverlayPriority - p2.mOverlayPriority; 785 } 786 }; 787 Collections.sort(overlayPackages, cmp); 788 } 789 return overlayPackages; 790 } 791 792 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 793 String targetPackageName, String targetPath) { 794 if ("android".equals(targetPackageName)) { 795 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 796 // native AssetManager. 797 return null; 798 } 799 List<PackageParser.Package> overlayPackages = 800 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 801 if (overlayPackages == null || overlayPackages.isEmpty()) { 802 return null; 803 } 804 List<String> overlayPathList = null; 805 for (PackageParser.Package overlayPackage : overlayPackages) { 806 if (targetPath == null) { 807 if (overlayPathList == null) { 808 overlayPathList = new ArrayList<String>(); 809 } 810 overlayPathList.add(overlayPackage.baseCodePath); 811 continue; 812 } 813 814 try { 815 // Creates idmaps for system to parse correctly the Android manifest of the 816 // target package. 817 // 818 // OverlayManagerService will update each of them with a correct gid from its 819 // target package app id. 820 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 821 UserHandle.getSharedAppGid( 822 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 823 if (overlayPathList == null) { 824 overlayPathList = new ArrayList<String>(); 825 } 826 overlayPathList.add(overlayPackage.baseCodePath); 827 } catch (InstallerException e) { 828 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 829 overlayPackage.baseCodePath); 830 } 831 } 832 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 833 } 834 835 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 836 synchronized (mPackages) { 837 return getStaticOverlayPathsLocked( 838 mPackages.values(), targetPackageName, targetPath); 839 } 840 } 841 842 @Override public final String[] getOverlayApks(String targetPackageName) { 843 return getStaticOverlayPaths(targetPackageName, null); 844 } 845 846 @Override public final String[] getOverlayPaths(String targetPackageName, 847 String targetPath) { 848 return getStaticOverlayPaths(targetPackageName, targetPath); 849 } 850 } 851 852 class ParallelPackageParserCallback extends PackageParserCallback { 853 List<PackageParser.Package> mOverlayPackages = null; 854 855 void findStaticOverlayPackages() { 856 synchronized (mPackages) { 857 for (PackageParser.Package p : mPackages.values()) { 858 if (p.mIsStaticOverlay) { 859 if (mOverlayPackages == null) { 860 mOverlayPackages = new ArrayList<PackageParser.Package>(); 861 } 862 mOverlayPackages.add(p); 863 } 864 } 865 } 866 } 867 868 @Override 869 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 870 // We can trust mOverlayPackages without holding mPackages because package uninstall 871 // can't happen while running parallel parsing. 872 // Moreover holding mPackages on each parsing thread causes dead-lock. 873 return mOverlayPackages == null ? null : 874 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 875 } 876 } 877 878 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 879 final ParallelPackageParserCallback mParallelPackageParserCallback = 880 new ParallelPackageParserCallback(); 881 882 public static final class SharedLibraryEntry { 883 public final @Nullable String path; 884 public final @Nullable String apk; 885 public final @NonNull SharedLibraryInfo info; 886 887 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 888 String declaringPackageName, long declaringPackageVersionCode) { 889 path = _path; 890 apk = _apk; 891 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 892 declaringPackageName, declaringPackageVersionCode), null); 893 } 894 } 895 896 // Currently known shared libraries. 897 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 898 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 899 new ArrayMap<>(); 900 901 // All available activities, for your resolving pleasure. 902 final ActivityIntentResolver mActivities = 903 new ActivityIntentResolver(); 904 905 // All available receivers, for your resolving pleasure. 906 final ActivityIntentResolver mReceivers = 907 new ActivityIntentResolver(); 908 909 // All available services, for your resolving pleasure. 910 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 911 912 // All available providers, for your resolving pleasure. 913 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 914 915 // Mapping from provider base names (first directory in content URI codePath) 916 // to the provider information. 917 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 918 new ArrayMap<String, PackageParser.Provider>(); 919 920 // Mapping from instrumentation class names to info about them. 921 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 922 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 923 924 // Packages whose data we have transfered into another package, thus 925 // should no longer exist. 926 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 927 928 // Broadcast actions that are only available to the system. 929 @GuardedBy("mProtectedBroadcasts") 930 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 931 932 /** List of packages waiting for verification. */ 933 final SparseArray<PackageVerificationState> mPendingVerification 934 = new SparseArray<PackageVerificationState>(); 935 936 final PackageInstallerService mInstallerService; 937 938 final ArtManagerService mArtManagerService; 939 940 private final PackageDexOptimizer mPackageDexOptimizer; 941 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 942 // is used by other apps). 943 private final DexManager mDexManager; 944 945 private AtomicInteger mNextMoveId = new AtomicInteger(); 946 private final MoveCallbacks mMoveCallbacks; 947 948 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 949 950 // Cache of users who need badging. 951 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 952 953 /** Token for keys in mPendingVerification. */ 954 private int mPendingVerificationToken = 0; 955 956 volatile boolean mSystemReady; 957 volatile boolean mSafeMode; 958 volatile boolean mHasSystemUidErrors; 959 private volatile boolean mEphemeralAppsDisabled; 960 961 ApplicationInfo mAndroidApplication; 962 final ActivityInfo mResolveActivity = new ActivityInfo(); 963 final ResolveInfo mResolveInfo = new ResolveInfo(); 964 ComponentName mResolveComponentName; 965 PackageParser.Package mPlatformPackage; 966 ComponentName mCustomResolverComponentName; 967 968 boolean mResolverReplaced = false; 969 970 private final @Nullable ComponentName mIntentFilterVerifierComponent; 971 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 972 973 private int mIntentFilterVerificationToken = 0; 974 975 /** The service connection to the ephemeral resolver */ 976 final EphemeralResolverConnection mInstantAppResolverConnection; 977 /** Component used to show resolver settings for Instant Apps */ 978 final ComponentName mInstantAppResolverSettingsComponent; 979 980 /** Activity used to install instant applications */ 981 ActivityInfo mInstantAppInstallerActivity; 982 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 983 984 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 985 = new SparseArray<IntentFilterVerificationState>(); 986 987 // TODO remove this and go through mPermissonManager directly 988 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 989 private final PermissionManagerInternal mPermissionManager; 990 991 // List of packages names to keep cached, even if they are uninstalled for all users 992 private List<String> mKeepUninstalledPackages; 993 994 private UserManagerInternal mUserManagerInternal; 995 996 private DeviceIdleController.LocalService mDeviceIdleController; 997 998 private File mCacheDir; 999 1000 private Future<?> mPrepareAppDataFuture; 1001 1002 private static class IFVerificationParams { 1003 PackageParser.Package pkg; 1004 boolean replacing; 1005 int userId; 1006 int verifierUid; 1007 1008 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1009 int _userId, int _verifierUid) { 1010 pkg = _pkg; 1011 replacing = _replacing; 1012 userId = _userId; 1013 replacing = _replacing; 1014 verifierUid = _verifierUid; 1015 } 1016 } 1017 1018 private interface IntentFilterVerifier<T extends IntentFilter> { 1019 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1020 T filter, String packageName); 1021 void startVerifications(int userId); 1022 void receiveVerificationResponse(int verificationId); 1023 } 1024 1025 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1026 private Context mContext; 1027 private ComponentName mIntentFilterVerifierComponent; 1028 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1029 1030 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1031 mContext = context; 1032 mIntentFilterVerifierComponent = verifierComponent; 1033 } 1034 1035 private String getDefaultScheme() { 1036 return IntentFilter.SCHEME_HTTPS; 1037 } 1038 1039 @Override 1040 public void startVerifications(int userId) { 1041 // Launch verifications requests 1042 int count = mCurrentIntentFilterVerifications.size(); 1043 for (int n=0; n<count; n++) { 1044 int verificationId = mCurrentIntentFilterVerifications.get(n); 1045 final IntentFilterVerificationState ivs = 1046 mIntentFilterVerificationStates.get(verificationId); 1047 1048 String packageName = ivs.getPackageName(); 1049 1050 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1051 final int filterCount = filters.size(); 1052 ArraySet<String> domainsSet = new ArraySet<>(); 1053 for (int m=0; m<filterCount; m++) { 1054 PackageParser.ActivityIntentInfo filter = filters.get(m); 1055 domainsSet.addAll(filter.getHostsList()); 1056 } 1057 synchronized (mPackages) { 1058 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1059 packageName, domainsSet) != null) { 1060 scheduleWriteSettingsLocked(); 1061 } 1062 } 1063 sendVerificationRequest(verificationId, ivs); 1064 } 1065 mCurrentIntentFilterVerifications.clear(); 1066 } 1067 1068 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1069 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1070 verificationIntent.putExtra( 1071 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1072 verificationId); 1073 verificationIntent.putExtra( 1074 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1075 getDefaultScheme()); 1076 verificationIntent.putExtra( 1077 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1078 ivs.getHostsString()); 1079 verificationIntent.putExtra( 1080 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1081 ivs.getPackageName()); 1082 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1083 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1084 1085 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1086 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1087 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1088 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1089 1090 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1091 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1092 "Sending IntentFilter verification broadcast"); 1093 } 1094 1095 public void receiveVerificationResponse(int verificationId) { 1096 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1097 1098 final boolean verified = ivs.isVerified(); 1099 1100 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1101 final int count = filters.size(); 1102 if (DEBUG_DOMAIN_VERIFICATION) { 1103 Slog.i(TAG, "Received verification response " + verificationId 1104 + " for " + count + " filters, verified=" + verified); 1105 } 1106 for (int n=0; n<count; n++) { 1107 PackageParser.ActivityIntentInfo filter = filters.get(n); 1108 filter.setVerified(verified); 1109 1110 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1111 + " verified with result:" + verified + " and hosts:" 1112 + ivs.getHostsString()); 1113 } 1114 1115 mIntentFilterVerificationStates.remove(verificationId); 1116 1117 final String packageName = ivs.getPackageName(); 1118 IntentFilterVerificationInfo ivi = null; 1119 1120 synchronized (mPackages) { 1121 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1122 } 1123 if (ivi == null) { 1124 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1125 + verificationId + " packageName:" + packageName); 1126 return; 1127 } 1128 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1129 "Updating IntentFilterVerificationInfo for package " + packageName 1130 +" verificationId:" + verificationId); 1131 1132 synchronized (mPackages) { 1133 if (verified) { 1134 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1135 } else { 1136 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1137 } 1138 scheduleWriteSettingsLocked(); 1139 1140 final int userId = ivs.getUserId(); 1141 if (userId != UserHandle.USER_ALL) { 1142 final int userStatus = 1143 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1144 1145 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1146 boolean needUpdate = false; 1147 1148 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1149 // already been set by the User thru the Disambiguation dialog 1150 switch (userStatus) { 1151 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1152 if (verified) { 1153 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1154 } else { 1155 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1156 } 1157 needUpdate = true; 1158 break; 1159 1160 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1161 if (verified) { 1162 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1163 needUpdate = true; 1164 } 1165 break; 1166 1167 default: 1168 // Nothing to do 1169 } 1170 1171 if (needUpdate) { 1172 mSettings.updateIntentFilterVerificationStatusLPw( 1173 packageName, updatedStatus, userId); 1174 scheduleWritePackageRestrictionsLocked(userId); 1175 } 1176 } 1177 } 1178 } 1179 1180 @Override 1181 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1182 ActivityIntentInfo filter, String packageName) { 1183 if (!hasValidDomains(filter)) { 1184 return false; 1185 } 1186 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1187 if (ivs == null) { 1188 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1189 packageName); 1190 } 1191 if (DEBUG_DOMAIN_VERIFICATION) { 1192 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1193 } 1194 ivs.addFilter(filter); 1195 return true; 1196 } 1197 1198 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1199 int userId, int verificationId, String packageName) { 1200 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1201 verifierUid, userId, packageName); 1202 ivs.setPendingState(); 1203 synchronized (mPackages) { 1204 mIntentFilterVerificationStates.append(verificationId, ivs); 1205 mCurrentIntentFilterVerifications.add(verificationId); 1206 } 1207 return ivs; 1208 } 1209 } 1210 1211 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1212 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1213 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1214 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1215 } 1216 1217 // Set of pending broadcasts for aggregating enable/disable of components. 1218 static class PendingPackageBroadcasts { 1219 // for each user id, a map of <package name -> components within that package> 1220 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1221 1222 public PendingPackageBroadcasts() { 1223 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1224 } 1225 1226 public ArrayList<String> get(int userId, String packageName) { 1227 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1228 return packages.get(packageName); 1229 } 1230 1231 public void put(int userId, String packageName, ArrayList<String> components) { 1232 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1233 packages.put(packageName, components); 1234 } 1235 1236 public void remove(int userId, String packageName) { 1237 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1238 if (packages != null) { 1239 packages.remove(packageName); 1240 } 1241 } 1242 1243 public void remove(int userId) { 1244 mUidMap.remove(userId); 1245 } 1246 1247 public int userIdCount() { 1248 return mUidMap.size(); 1249 } 1250 1251 public int userIdAt(int n) { 1252 return mUidMap.keyAt(n); 1253 } 1254 1255 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1256 return mUidMap.get(userId); 1257 } 1258 1259 public int size() { 1260 // total number of pending broadcast entries across all userIds 1261 int num = 0; 1262 for (int i = 0; i< mUidMap.size(); i++) { 1263 num += mUidMap.valueAt(i).size(); 1264 } 1265 return num; 1266 } 1267 1268 public void clear() { 1269 mUidMap.clear(); 1270 } 1271 1272 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1273 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1274 if (map == null) { 1275 map = new ArrayMap<String, ArrayList<String>>(); 1276 mUidMap.put(userId, map); 1277 } 1278 return map; 1279 } 1280 } 1281 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1282 1283 // Service Connection to remote media container service to copy 1284 // package uri's from external media onto secure containers 1285 // or internal storage. 1286 private IMediaContainerService mContainerService = null; 1287 1288 static final int SEND_PENDING_BROADCAST = 1; 1289 static final int MCS_BOUND = 3; 1290 static final int END_COPY = 4; 1291 static final int INIT_COPY = 5; 1292 static final int MCS_UNBIND = 6; 1293 static final int START_CLEANING_PACKAGE = 7; 1294 static final int FIND_INSTALL_LOC = 8; 1295 static final int POST_INSTALL = 9; 1296 static final int MCS_RECONNECT = 10; 1297 static final int MCS_GIVE_UP = 11; 1298 static final int WRITE_SETTINGS = 13; 1299 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1300 static final int PACKAGE_VERIFIED = 15; 1301 static final int CHECK_PENDING_VERIFICATION = 16; 1302 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1303 static final int INTENT_FILTER_VERIFIED = 18; 1304 static final int WRITE_PACKAGE_LIST = 19; 1305 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1306 1307 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1308 1309 // Delay time in millisecs 1310 static final int BROADCAST_DELAY = 10 * 1000; 1311 1312 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1313 2 * 60 * 60 * 1000L; /* two hours */ 1314 1315 static UserManagerService sUserManager; 1316 1317 // Stores a list of users whose package restrictions file needs to be updated 1318 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1319 1320 final private DefaultContainerConnection mDefContainerConn = 1321 new DefaultContainerConnection(); 1322 class DefaultContainerConnection implements ServiceConnection { 1323 public void onServiceConnected(ComponentName name, IBinder service) { 1324 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1325 final IMediaContainerService imcs = IMediaContainerService.Stub 1326 .asInterface(Binder.allowBlocking(service)); 1327 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1328 } 1329 1330 public void onServiceDisconnected(ComponentName name) { 1331 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1332 } 1333 } 1334 1335 // Recordkeeping of restore-after-install operations that are currently in flight 1336 // between the Package Manager and the Backup Manager 1337 static class PostInstallData { 1338 public InstallArgs args; 1339 public PackageInstalledInfo res; 1340 1341 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1342 args = _a; 1343 res = _r; 1344 } 1345 } 1346 1347 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1348 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1349 1350 // XML tags for backup/restore of various bits of state 1351 private static final String TAG_PREFERRED_BACKUP = "pa"; 1352 private static final String TAG_DEFAULT_APPS = "da"; 1353 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1354 1355 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1356 private static final String TAG_ALL_GRANTS = "rt-grants"; 1357 private static final String TAG_GRANT = "grant"; 1358 private static final String ATTR_PACKAGE_NAME = "pkg"; 1359 1360 private static final String TAG_PERMISSION = "perm"; 1361 private static final String ATTR_PERMISSION_NAME = "name"; 1362 private static final String ATTR_IS_GRANTED = "g"; 1363 private static final String ATTR_USER_SET = "set"; 1364 private static final String ATTR_USER_FIXED = "fixed"; 1365 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1366 1367 // System/policy permission grants are not backed up 1368 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1369 FLAG_PERMISSION_POLICY_FIXED 1370 | FLAG_PERMISSION_SYSTEM_FIXED 1371 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1372 1373 // And we back up these user-adjusted states 1374 private static final int USER_RUNTIME_GRANT_MASK = 1375 FLAG_PERMISSION_USER_SET 1376 | FLAG_PERMISSION_USER_FIXED 1377 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1378 1379 final @Nullable String mRequiredVerifierPackage; 1380 final @NonNull String mRequiredInstallerPackage; 1381 final @NonNull String mRequiredUninstallerPackage; 1382 final @Nullable String mSetupWizardPackage; 1383 final @Nullable String mStorageManagerPackage; 1384 final @NonNull String mServicesSystemSharedLibraryPackageName; 1385 final @NonNull String mSharedSystemSharedLibraryPackageName; 1386 1387 private final PackageUsage mPackageUsage = new PackageUsage(); 1388 private final CompilerStats mCompilerStats = new CompilerStats(); 1389 1390 class PackageHandler extends Handler { 1391 private boolean mBound = false; 1392 final ArrayList<HandlerParams> mPendingInstalls = 1393 new ArrayList<HandlerParams>(); 1394 1395 private boolean connectToService() { 1396 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1397 " DefaultContainerService"); 1398 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1399 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1400 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1401 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1402 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1403 mBound = true; 1404 return true; 1405 } 1406 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1407 return false; 1408 } 1409 1410 private void disconnectService() { 1411 mContainerService = null; 1412 mBound = false; 1413 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1414 mContext.unbindService(mDefContainerConn); 1415 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1416 } 1417 1418 PackageHandler(Looper looper) { 1419 super(looper); 1420 } 1421 1422 public void handleMessage(Message msg) { 1423 try { 1424 doHandleMessage(msg); 1425 } finally { 1426 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1427 } 1428 } 1429 1430 void doHandleMessage(Message msg) { 1431 switch (msg.what) { 1432 case INIT_COPY: { 1433 HandlerParams params = (HandlerParams) msg.obj; 1434 int idx = mPendingInstalls.size(); 1435 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1436 // If a bind was already initiated we dont really 1437 // need to do anything. The pending install 1438 // will be processed later on. 1439 if (!mBound) { 1440 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1441 System.identityHashCode(mHandler)); 1442 // If this is the only one pending we might 1443 // have to bind to the service again. 1444 if (!connectToService()) { 1445 Slog.e(TAG, "Failed to bind to media container service"); 1446 params.serviceError(); 1447 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1448 System.identityHashCode(mHandler)); 1449 if (params.traceMethod != null) { 1450 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1451 params.traceCookie); 1452 } 1453 return; 1454 } else { 1455 // Once we bind to the service, the first 1456 // pending request will be processed. 1457 mPendingInstalls.add(idx, params); 1458 } 1459 } else { 1460 mPendingInstalls.add(idx, params); 1461 // Already bound to the service. Just make 1462 // sure we trigger off processing the first request. 1463 if (idx == 0) { 1464 mHandler.sendEmptyMessage(MCS_BOUND); 1465 } 1466 } 1467 break; 1468 } 1469 case MCS_BOUND: { 1470 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1471 if (msg.obj != null) { 1472 mContainerService = (IMediaContainerService) msg.obj; 1473 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1474 System.identityHashCode(mHandler)); 1475 } 1476 if (mContainerService == null) { 1477 if (!mBound) { 1478 // Something seriously wrong since we are not bound and we are not 1479 // waiting for connection. Bail out. 1480 Slog.e(TAG, "Cannot bind to media container service"); 1481 for (HandlerParams params : mPendingInstalls) { 1482 // Indicate service bind error 1483 params.serviceError(); 1484 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1485 System.identityHashCode(params)); 1486 if (params.traceMethod != null) { 1487 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1488 params.traceMethod, params.traceCookie); 1489 } 1490 return; 1491 } 1492 mPendingInstalls.clear(); 1493 } else { 1494 Slog.w(TAG, "Waiting to connect to media container service"); 1495 } 1496 } else if (mPendingInstalls.size() > 0) { 1497 HandlerParams params = mPendingInstalls.get(0); 1498 if (params != null) { 1499 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1500 System.identityHashCode(params)); 1501 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1502 if (params.startCopy()) { 1503 // We are done... look for more work or to 1504 // go idle. 1505 if (DEBUG_SD_INSTALL) Log.i(TAG, 1506 "Checking for more work or unbind..."); 1507 // Delete pending install 1508 if (mPendingInstalls.size() > 0) { 1509 mPendingInstalls.remove(0); 1510 } 1511 if (mPendingInstalls.size() == 0) { 1512 if (mBound) { 1513 if (DEBUG_SD_INSTALL) Log.i(TAG, 1514 "Posting delayed MCS_UNBIND"); 1515 removeMessages(MCS_UNBIND); 1516 Message ubmsg = obtainMessage(MCS_UNBIND); 1517 // Unbind after a little delay, to avoid 1518 // continual thrashing. 1519 sendMessageDelayed(ubmsg, 10000); 1520 } 1521 } else { 1522 // There are more pending requests in queue. 1523 // Just post MCS_BOUND message to trigger processing 1524 // of next pending install. 1525 if (DEBUG_SD_INSTALL) Log.i(TAG, 1526 "Posting MCS_BOUND for next work"); 1527 mHandler.sendEmptyMessage(MCS_BOUND); 1528 } 1529 } 1530 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1531 } 1532 } else { 1533 // Should never happen ideally. 1534 Slog.w(TAG, "Empty queue"); 1535 } 1536 break; 1537 } 1538 case MCS_RECONNECT: { 1539 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1540 if (mPendingInstalls.size() > 0) { 1541 if (mBound) { 1542 disconnectService(); 1543 } 1544 if (!connectToService()) { 1545 Slog.e(TAG, "Failed to bind to media container service"); 1546 for (HandlerParams params : mPendingInstalls) { 1547 // Indicate service bind error 1548 params.serviceError(); 1549 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1550 System.identityHashCode(params)); 1551 } 1552 mPendingInstalls.clear(); 1553 } 1554 } 1555 break; 1556 } 1557 case MCS_UNBIND: { 1558 // If there is no actual work left, then time to unbind. 1559 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1560 1561 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1562 if (mBound) { 1563 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1564 1565 disconnectService(); 1566 } 1567 } else if (mPendingInstalls.size() > 0) { 1568 // There are more pending requests in queue. 1569 // Just post MCS_BOUND message to trigger processing 1570 // of next pending install. 1571 mHandler.sendEmptyMessage(MCS_BOUND); 1572 } 1573 1574 break; 1575 } 1576 case MCS_GIVE_UP: { 1577 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1578 HandlerParams params = mPendingInstalls.remove(0); 1579 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1580 System.identityHashCode(params)); 1581 break; 1582 } 1583 case SEND_PENDING_BROADCAST: { 1584 String packages[]; 1585 ArrayList<String> components[]; 1586 int size = 0; 1587 int uids[]; 1588 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1589 synchronized (mPackages) { 1590 if (mPendingBroadcasts == null) { 1591 return; 1592 } 1593 size = mPendingBroadcasts.size(); 1594 if (size <= 0) { 1595 // Nothing to be done. Just return 1596 return; 1597 } 1598 packages = new String[size]; 1599 components = new ArrayList[size]; 1600 uids = new int[size]; 1601 int i = 0; // filling out the above arrays 1602 1603 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1604 int packageUserId = mPendingBroadcasts.userIdAt(n); 1605 Iterator<Map.Entry<String, ArrayList<String>>> it 1606 = mPendingBroadcasts.packagesForUserId(packageUserId) 1607 .entrySet().iterator(); 1608 while (it.hasNext() && i < size) { 1609 Map.Entry<String, ArrayList<String>> ent = it.next(); 1610 packages[i] = ent.getKey(); 1611 components[i] = ent.getValue(); 1612 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1613 uids[i] = (ps != null) 1614 ? UserHandle.getUid(packageUserId, ps.appId) 1615 : -1; 1616 i++; 1617 } 1618 } 1619 size = i; 1620 mPendingBroadcasts.clear(); 1621 } 1622 // Send broadcasts 1623 for (int i = 0; i < size; i++) { 1624 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1625 } 1626 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1627 break; 1628 } 1629 case START_CLEANING_PACKAGE: { 1630 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1631 final String packageName = (String)msg.obj; 1632 final int userId = msg.arg1; 1633 final boolean andCode = msg.arg2 != 0; 1634 synchronized (mPackages) { 1635 if (userId == UserHandle.USER_ALL) { 1636 int[] users = sUserManager.getUserIds(); 1637 for (int user : users) { 1638 mSettings.addPackageToCleanLPw( 1639 new PackageCleanItem(user, packageName, andCode)); 1640 } 1641 } else { 1642 mSettings.addPackageToCleanLPw( 1643 new PackageCleanItem(userId, packageName, andCode)); 1644 } 1645 } 1646 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1647 startCleaningPackages(); 1648 } break; 1649 case POST_INSTALL: { 1650 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1651 1652 PostInstallData data = mRunningInstalls.get(msg.arg1); 1653 final boolean didRestore = (msg.arg2 != 0); 1654 mRunningInstalls.delete(msg.arg1); 1655 1656 if (data != null) { 1657 InstallArgs args = data.args; 1658 PackageInstalledInfo parentRes = data.res; 1659 1660 final boolean grantPermissions = (args.installFlags 1661 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1662 final boolean killApp = (args.installFlags 1663 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1664 final boolean virtualPreload = ((args.installFlags 1665 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1666 final String[] grantedPermissions = args.installGrantPermissions; 1667 1668 // Handle the parent package 1669 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1670 virtualPreload, grantedPermissions, didRestore, 1671 args.installerPackageName, args.observer); 1672 1673 // Handle the child packages 1674 final int childCount = (parentRes.addedChildPackages != null) 1675 ? parentRes.addedChildPackages.size() : 0; 1676 for (int i = 0; i < childCount; i++) { 1677 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1678 handlePackagePostInstall(childRes, grantPermissions, killApp, 1679 virtualPreload, grantedPermissions, false /*didRestore*/, 1680 args.installerPackageName, args.observer); 1681 } 1682 1683 // Log tracing if needed 1684 if (args.traceMethod != null) { 1685 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1686 args.traceCookie); 1687 } 1688 } else { 1689 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1690 } 1691 1692 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1693 } break; 1694 case WRITE_SETTINGS: { 1695 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1696 synchronized (mPackages) { 1697 removeMessages(WRITE_SETTINGS); 1698 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1699 mSettings.writeLPr(); 1700 mDirtyUsers.clear(); 1701 } 1702 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1703 } break; 1704 case WRITE_PACKAGE_RESTRICTIONS: { 1705 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1706 synchronized (mPackages) { 1707 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1708 for (int userId : mDirtyUsers) { 1709 mSettings.writePackageRestrictionsLPr(userId); 1710 } 1711 mDirtyUsers.clear(); 1712 } 1713 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1714 } break; 1715 case WRITE_PACKAGE_LIST: { 1716 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1717 synchronized (mPackages) { 1718 removeMessages(WRITE_PACKAGE_LIST); 1719 mSettings.writePackageListLPr(msg.arg1); 1720 } 1721 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1722 } break; 1723 case CHECK_PENDING_VERIFICATION: { 1724 final int verificationId = msg.arg1; 1725 final PackageVerificationState state = mPendingVerification.get(verificationId); 1726 1727 if ((state != null) && !state.timeoutExtended()) { 1728 final InstallArgs args = state.getInstallArgs(); 1729 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1730 1731 Slog.i(TAG, "Verification timed out for " + originUri); 1732 mPendingVerification.remove(verificationId); 1733 1734 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1735 1736 final UserHandle user = args.getUser(); 1737 if (getDefaultVerificationResponse(user) 1738 == PackageManager.VERIFICATION_ALLOW) { 1739 Slog.i(TAG, "Continuing with installation of " + originUri); 1740 state.setVerifierResponse(Binder.getCallingUid(), 1741 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1742 broadcastPackageVerified(verificationId, originUri, 1743 PackageManager.VERIFICATION_ALLOW, user); 1744 try { 1745 ret = args.copyApk(mContainerService, true); 1746 } catch (RemoteException e) { 1747 Slog.e(TAG, "Could not contact the ContainerService"); 1748 } 1749 } else { 1750 broadcastPackageVerified(verificationId, originUri, 1751 PackageManager.VERIFICATION_REJECT, user); 1752 } 1753 1754 Trace.asyncTraceEnd( 1755 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1756 1757 processPendingInstall(args, ret); 1758 mHandler.sendEmptyMessage(MCS_UNBIND); 1759 } 1760 break; 1761 } 1762 case PACKAGE_VERIFIED: { 1763 final int verificationId = msg.arg1; 1764 1765 final PackageVerificationState state = mPendingVerification.get(verificationId); 1766 if (state == null) { 1767 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1768 break; 1769 } 1770 1771 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1772 1773 state.setVerifierResponse(response.callerUid, response.code); 1774 1775 if (state.isVerificationComplete()) { 1776 mPendingVerification.remove(verificationId); 1777 1778 final InstallArgs args = state.getInstallArgs(); 1779 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1780 1781 int ret; 1782 if (state.isInstallAllowed()) { 1783 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1784 broadcastPackageVerified(verificationId, originUri, 1785 response.code, state.getInstallArgs().getUser()); 1786 try { 1787 ret = args.copyApk(mContainerService, true); 1788 } catch (RemoteException e) { 1789 Slog.e(TAG, "Could not contact the ContainerService"); 1790 } 1791 } else { 1792 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1793 } 1794 1795 Trace.asyncTraceEnd( 1796 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1797 1798 processPendingInstall(args, ret); 1799 mHandler.sendEmptyMessage(MCS_UNBIND); 1800 } 1801 1802 break; 1803 } 1804 case START_INTENT_FILTER_VERIFICATIONS: { 1805 IFVerificationParams params = (IFVerificationParams) msg.obj; 1806 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1807 params.replacing, params.pkg); 1808 break; 1809 } 1810 case INTENT_FILTER_VERIFIED: { 1811 final int verificationId = msg.arg1; 1812 1813 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1814 verificationId); 1815 if (state == null) { 1816 Slog.w(TAG, "Invalid IntentFilter verification token " 1817 + verificationId + " received"); 1818 break; 1819 } 1820 1821 final int userId = state.getUserId(); 1822 1823 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1824 "Processing IntentFilter verification with token:" 1825 + verificationId + " and userId:" + userId); 1826 1827 final IntentFilterVerificationResponse response = 1828 (IntentFilterVerificationResponse) msg.obj; 1829 1830 state.setVerifierResponse(response.callerUid, response.code); 1831 1832 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1833 "IntentFilter verification with token:" + verificationId 1834 + " and userId:" + userId 1835 + " is settings verifier response with response code:" 1836 + response.code); 1837 1838 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1839 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1840 + response.getFailedDomainsString()); 1841 } 1842 1843 if (state.isVerificationComplete()) { 1844 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1845 } else { 1846 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1847 "IntentFilter verification with token:" + verificationId 1848 + " was not said to be complete"); 1849 } 1850 1851 break; 1852 } 1853 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1854 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1855 mInstantAppResolverConnection, 1856 (InstantAppRequest) msg.obj, 1857 mInstantAppInstallerActivity, 1858 mHandler); 1859 } 1860 } 1861 } 1862 } 1863 1864 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1865 @Override 1866 public void onGidsChanged(int appId, int userId) { 1867 mHandler.post(new Runnable() { 1868 @Override 1869 public void run() { 1870 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1871 } 1872 }); 1873 } 1874 @Override 1875 public void onPermissionGranted(int uid, int userId) { 1876 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1877 1878 // Not critical; if this is lost, the application has to request again. 1879 synchronized (mPackages) { 1880 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1881 } 1882 } 1883 @Override 1884 public void onInstallPermissionGranted() { 1885 synchronized (mPackages) { 1886 scheduleWriteSettingsLocked(); 1887 } 1888 } 1889 @Override 1890 public void onPermissionRevoked(int uid, int userId) { 1891 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1892 1893 synchronized (mPackages) { 1894 // Critical; after this call the application should never have the permission 1895 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1896 } 1897 1898 final int appId = UserHandle.getAppId(uid); 1899 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1900 } 1901 @Override 1902 public void onInstallPermissionRevoked() { 1903 synchronized (mPackages) { 1904 scheduleWriteSettingsLocked(); 1905 } 1906 } 1907 @Override 1908 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1909 synchronized (mPackages) { 1910 for (int userId : updatedUserIds) { 1911 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1912 } 1913 } 1914 } 1915 @Override 1916 public void onInstallPermissionUpdated() { 1917 synchronized (mPackages) { 1918 scheduleWriteSettingsLocked(); 1919 } 1920 } 1921 @Override 1922 public void onPermissionRemoved() { 1923 synchronized (mPackages) { 1924 mSettings.writeLPr(); 1925 } 1926 } 1927 }; 1928 1929 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1930 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1931 boolean launchedForRestore, String installerPackage, 1932 IPackageInstallObserver2 installObserver) { 1933 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1934 // Send the removed broadcasts 1935 if (res.removedInfo != null) { 1936 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1937 } 1938 1939 // Now that we successfully installed the package, grant runtime 1940 // permissions if requested before broadcasting the install. Also 1941 // for legacy apps in permission review mode we clear the permission 1942 // review flag which is used to emulate runtime permissions for 1943 // legacy apps. 1944 if (grantPermissions) { 1945 final int callingUid = Binder.getCallingUid(); 1946 mPermissionManager.grantRequestedRuntimePermissions( 1947 res.pkg, res.newUsers, grantedPermissions, callingUid, 1948 mPermissionCallback); 1949 } 1950 1951 final boolean update = res.removedInfo != null 1952 && res.removedInfo.removedPackage != null; 1953 final String installerPackageName = 1954 res.installerPackageName != null 1955 ? res.installerPackageName 1956 : res.removedInfo != null 1957 ? res.removedInfo.installerPackageName 1958 : null; 1959 1960 // If this is the first time we have child packages for a disabled privileged 1961 // app that had no children, we grant requested runtime permissions to the new 1962 // children if the parent on the system image had them already granted. 1963 if (res.pkg.parentPackage != null) { 1964 final int callingUid = Binder.getCallingUid(); 1965 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1966 res.pkg, callingUid, mPermissionCallback); 1967 } 1968 1969 synchronized (mPackages) { 1970 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1971 } 1972 1973 final String packageName = res.pkg.applicationInfo.packageName; 1974 1975 // Determine the set of users who are adding this package for 1976 // the first time vs. those who are seeing an update. 1977 int[] firstUserIds = EMPTY_INT_ARRAY; 1978 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1979 int[] updateUserIds = EMPTY_INT_ARRAY; 1980 int[] instantUserIds = EMPTY_INT_ARRAY; 1981 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1982 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1983 for (int newUser : res.newUsers) { 1984 final boolean isInstantApp = ps.getInstantApp(newUser); 1985 if (allNewUsers) { 1986 if (isInstantApp) { 1987 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 1988 } else { 1989 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 1990 } 1991 continue; 1992 } 1993 boolean isNew = true; 1994 for (int origUser : res.origUsers) { 1995 if (origUser == newUser) { 1996 isNew = false; 1997 break; 1998 } 1999 } 2000 if (isNew) { 2001 if (isInstantApp) { 2002 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2003 } else { 2004 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2005 } 2006 } else { 2007 if (isInstantApp) { 2008 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2009 } else { 2010 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2011 } 2012 } 2013 } 2014 2015 // Send installed broadcasts if the package is not a static shared lib. 2016 if (res.pkg.staticSharedLibName == null) { 2017 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2018 2019 // Send added for users that see the package for the first time 2020 // sendPackageAddedForNewUsers also deals with system apps 2021 int appId = UserHandle.getAppId(res.uid); 2022 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2023 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2024 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2025 2026 // Send added for users that don't see the package for the first time 2027 Bundle extras = new Bundle(1); 2028 extras.putInt(Intent.EXTRA_UID, res.uid); 2029 if (update) { 2030 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2031 } 2032 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2033 extras, 0 /*flags*/, 2034 null /*targetPackage*/, null /*finishedReceiver*/, 2035 updateUserIds, instantUserIds); 2036 if (installerPackageName != null) { 2037 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2038 extras, 0 /*flags*/, 2039 installerPackageName, null /*finishedReceiver*/, 2040 updateUserIds, instantUserIds); 2041 } 2042 2043 // Send replaced for users that don't see the package for the first time 2044 if (update) { 2045 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2046 packageName, extras, 0 /*flags*/, 2047 null /*targetPackage*/, null /*finishedReceiver*/, 2048 updateUserIds, instantUserIds); 2049 if (installerPackageName != null) { 2050 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2051 extras, 0 /*flags*/, 2052 installerPackageName, null /*finishedReceiver*/, 2053 updateUserIds, instantUserIds); 2054 } 2055 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2056 null /*package*/, null /*extras*/, 0 /*flags*/, 2057 packageName /*targetPackage*/, 2058 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2059 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2060 // First-install and we did a restore, so we're responsible for the 2061 // first-launch broadcast. 2062 if (DEBUG_BACKUP) { 2063 Slog.i(TAG, "Post-restore of " + packageName 2064 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2065 } 2066 sendFirstLaunchBroadcast(packageName, installerPackage, 2067 firstUserIds, firstInstantUserIds); 2068 } 2069 2070 // Send broadcast package appeared if forward locked/external for all users 2071 // treat asec-hosted packages like removable media on upgrade 2072 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2073 if (DEBUG_INSTALL) { 2074 Slog.i(TAG, "upgrading pkg " + res.pkg 2075 + " is ASEC-hosted -> AVAILABLE"); 2076 } 2077 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2078 ArrayList<String> pkgList = new ArrayList<>(1); 2079 pkgList.add(packageName); 2080 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2081 } 2082 } 2083 2084 // Work that needs to happen on first install within each user 2085 if (firstUserIds != null && firstUserIds.length > 0) { 2086 synchronized (mPackages) { 2087 for (int userId : firstUserIds) { 2088 // If this app is a browser and it's newly-installed for some 2089 // users, clear any default-browser state in those users. The 2090 // app's nature doesn't depend on the user, so we can just check 2091 // its browser nature in any user and generalize. 2092 if (packageIsBrowser(packageName, userId)) { 2093 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2094 } 2095 2096 // We may also need to apply pending (restored) runtime 2097 // permission grants within these users. 2098 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2099 } 2100 } 2101 } 2102 2103 if (allNewUsers && !update) { 2104 notifyPackageAdded(packageName); 2105 } 2106 2107 // Log current value of "unknown sources" setting 2108 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2109 getUnknownSourcesSettings()); 2110 2111 // Remove the replaced package's older resources safely now 2112 // We delete after a gc for applications on sdcard. 2113 if (res.removedInfo != null && res.removedInfo.args != null) { 2114 Runtime.getRuntime().gc(); 2115 synchronized (mInstallLock) { 2116 res.removedInfo.args.doPostDeleteLI(true); 2117 } 2118 } else { 2119 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2120 // and not block here. 2121 VMRuntime.getRuntime().requestConcurrentGC(); 2122 } 2123 2124 // Notify DexManager that the package was installed for new users. 2125 // The updated users should already be indexed and the package code paths 2126 // should not change. 2127 // Don't notify the manager for ephemeral apps as they are not expected to 2128 // survive long enough to benefit of background optimizations. 2129 for (int userId : firstUserIds) { 2130 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2131 // There's a race currently where some install events may interleave with an uninstall. 2132 // This can lead to package info being null (b/36642664). 2133 if (info != null) { 2134 mDexManager.notifyPackageInstalled(info, userId); 2135 } 2136 } 2137 } 2138 2139 // If someone is watching installs - notify them 2140 if (installObserver != null) { 2141 try { 2142 Bundle extras = extrasForInstallResult(res); 2143 installObserver.onPackageInstalled(res.name, res.returnCode, 2144 res.returnMsg, extras); 2145 } catch (RemoteException e) { 2146 Slog.i(TAG, "Observer no longer exists."); 2147 } 2148 } 2149 } 2150 2151 private StorageEventListener mStorageListener = new StorageEventListener() { 2152 @Override 2153 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2154 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2155 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2156 final String volumeUuid = vol.getFsUuid(); 2157 2158 // Clean up any users or apps that were removed or recreated 2159 // while this volume was missing 2160 sUserManager.reconcileUsers(volumeUuid); 2161 reconcileApps(volumeUuid); 2162 2163 // Clean up any install sessions that expired or were 2164 // cancelled while this volume was missing 2165 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2166 2167 loadPrivatePackages(vol); 2168 2169 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2170 unloadPrivatePackages(vol); 2171 } 2172 } 2173 } 2174 2175 @Override 2176 public void onVolumeForgotten(String fsUuid) { 2177 if (TextUtils.isEmpty(fsUuid)) { 2178 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2179 return; 2180 } 2181 2182 // Remove any apps installed on the forgotten volume 2183 synchronized (mPackages) { 2184 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2185 for (PackageSetting ps : packages) { 2186 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2187 deletePackageVersioned(new VersionedPackage(ps.name, 2188 PackageManager.VERSION_CODE_HIGHEST), 2189 new LegacyPackageDeleteObserver(null).getBinder(), 2190 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2191 // Try very hard to release any references to this package 2192 // so we don't risk the system server being killed due to 2193 // open FDs 2194 AttributeCache.instance().removePackage(ps.name); 2195 } 2196 2197 mSettings.onVolumeForgotten(fsUuid); 2198 mSettings.writeLPr(); 2199 } 2200 } 2201 }; 2202 2203 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2204 Bundle extras = null; 2205 switch (res.returnCode) { 2206 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2207 extras = new Bundle(); 2208 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2209 res.origPermission); 2210 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2211 res.origPackage); 2212 break; 2213 } 2214 case PackageManager.INSTALL_SUCCEEDED: { 2215 extras = new Bundle(); 2216 extras.putBoolean(Intent.EXTRA_REPLACING, 2217 res.removedInfo != null && res.removedInfo.removedPackage != null); 2218 break; 2219 } 2220 } 2221 return extras; 2222 } 2223 2224 void scheduleWriteSettingsLocked() { 2225 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2226 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2227 } 2228 } 2229 2230 void scheduleWritePackageListLocked(int userId) { 2231 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2232 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2233 msg.arg1 = userId; 2234 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2235 } 2236 } 2237 2238 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2239 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2240 scheduleWritePackageRestrictionsLocked(userId); 2241 } 2242 2243 void scheduleWritePackageRestrictionsLocked(int userId) { 2244 final int[] userIds = (userId == UserHandle.USER_ALL) 2245 ? sUserManager.getUserIds() : new int[]{userId}; 2246 for (int nextUserId : userIds) { 2247 if (!sUserManager.exists(nextUserId)) return; 2248 mDirtyUsers.add(nextUserId); 2249 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2250 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2251 } 2252 } 2253 } 2254 2255 public static PackageManagerService main(Context context, Installer installer, 2256 boolean factoryTest, boolean onlyCore) { 2257 // Self-check for initial settings. 2258 PackageManagerServiceCompilerMapping.checkProperties(); 2259 2260 PackageManagerService m = new PackageManagerService(context, installer, 2261 factoryTest, onlyCore); 2262 m.enableSystemUserPackages(); 2263 ServiceManager.addService("package", m); 2264 final PackageManagerNative pmn = m.new PackageManagerNative(); 2265 ServiceManager.addService("package_native", pmn); 2266 return m; 2267 } 2268 2269 private void enableSystemUserPackages() { 2270 if (!UserManager.isSplitSystemUser()) { 2271 return; 2272 } 2273 // For system user, enable apps based on the following conditions: 2274 // - app is whitelisted or belong to one of these groups: 2275 // -- system app which has no launcher icons 2276 // -- system app which has INTERACT_ACROSS_USERS permission 2277 // -- system IME app 2278 // - app is not in the blacklist 2279 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2280 Set<String> enableApps = new ArraySet<>(); 2281 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2282 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2283 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2284 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2285 enableApps.addAll(wlApps); 2286 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2287 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2288 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2289 enableApps.removeAll(blApps); 2290 Log.i(TAG, "Applications installed for system user: " + enableApps); 2291 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2292 UserHandle.SYSTEM); 2293 final int allAppsSize = allAps.size(); 2294 synchronized (mPackages) { 2295 for (int i = 0; i < allAppsSize; i++) { 2296 String pName = allAps.get(i); 2297 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2298 // Should not happen, but we shouldn't be failing if it does 2299 if (pkgSetting == null) { 2300 continue; 2301 } 2302 boolean install = enableApps.contains(pName); 2303 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2304 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2305 + " for system user"); 2306 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2307 } 2308 } 2309 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2310 } 2311 } 2312 2313 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2314 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2315 Context.DISPLAY_SERVICE); 2316 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2317 } 2318 2319 /** 2320 * Requests that files preopted on a secondary system partition be copied to the data partition 2321 * if possible. Note that the actual copying of the files is accomplished by init for security 2322 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2323 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2324 */ 2325 private static void requestCopyPreoptedFiles() { 2326 final int WAIT_TIME_MS = 100; 2327 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2328 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2329 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2330 // We will wait for up to 100 seconds. 2331 final long timeStart = SystemClock.uptimeMillis(); 2332 final long timeEnd = timeStart + 100 * 1000; 2333 long timeNow = timeStart; 2334 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2335 try { 2336 Thread.sleep(WAIT_TIME_MS); 2337 } catch (InterruptedException e) { 2338 // Do nothing 2339 } 2340 timeNow = SystemClock.uptimeMillis(); 2341 if (timeNow > timeEnd) { 2342 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2343 Slog.wtf(TAG, "cppreopt did not finish!"); 2344 break; 2345 } 2346 } 2347 2348 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2349 } 2350 } 2351 2352 public PackageManagerService(Context context, Installer installer, 2353 boolean factoryTest, boolean onlyCore) { 2354 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2355 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2356 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2357 SystemClock.uptimeMillis()); 2358 2359 if (mSdkVersion <= 0) { 2360 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2361 } 2362 2363 mContext = context; 2364 2365 mFactoryTest = factoryTest; 2366 mOnlyCore = onlyCore; 2367 mMetrics = new DisplayMetrics(); 2368 mInstaller = installer; 2369 2370 // Create sub-components that provide services / data. Order here is important. 2371 synchronized (mInstallLock) { 2372 synchronized (mPackages) { 2373 // Expose private service for system components to use. 2374 LocalServices.addService( 2375 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2376 sUserManager = new UserManagerService(context, this, 2377 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2378 mPermissionManager = PermissionManagerService.create(context, 2379 new DefaultPermissionGrantedCallback() { 2380 @Override 2381 public void onDefaultRuntimePermissionsGranted(int userId) { 2382 synchronized(mPackages) { 2383 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2384 } 2385 } 2386 }, mPackages /*externalLock*/); 2387 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2388 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2389 } 2390 } 2391 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2392 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2393 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2394 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2395 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2396 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2397 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2398 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2399 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2400 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2401 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2402 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2403 2404 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2405 if (separateProcesses != null && separateProcesses.length() > 0) { 2406 if ("*".equals(separateProcesses)) { 2407 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2408 mSeparateProcesses = null; 2409 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2410 } else { 2411 mDefParseFlags = 0; 2412 mSeparateProcesses = separateProcesses.split(","); 2413 Slog.w(TAG, "Running with debug.separate_processes: " 2414 + separateProcesses); 2415 } 2416 } else { 2417 mDefParseFlags = 0; 2418 mSeparateProcesses = null; 2419 } 2420 2421 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2422 "*dexopt*"); 2423 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2424 installer, mInstallLock); 2425 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2426 dexManagerListener); 2427 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2428 2429 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2430 FgThread.get().getLooper()); 2431 2432 getDefaultDisplayMetrics(context, mMetrics); 2433 2434 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2435 SystemConfig systemConfig = SystemConfig.getInstance(); 2436 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2437 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2438 2439 mProtectedPackages = new ProtectedPackages(mContext); 2440 2441 synchronized (mInstallLock) { 2442 // writer 2443 synchronized (mPackages) { 2444 mHandlerThread = new ServiceThread(TAG, 2445 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2446 mHandlerThread.start(); 2447 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2448 mProcessLoggingHandler = new ProcessLoggingHandler(); 2449 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2450 mInstantAppRegistry = new InstantAppRegistry(this); 2451 2452 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2453 final int builtInLibCount = libConfig.size(); 2454 for (int i = 0; i < builtInLibCount; i++) { 2455 String name = libConfig.keyAt(i); 2456 String path = libConfig.valueAt(i); 2457 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2458 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2459 } 2460 2461 SELinuxMMAC.readInstallPolicy(); 2462 2463 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2464 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2465 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2466 2467 // Clean up orphaned packages for which the code path doesn't exist 2468 // and they are an update to a system app - caused by bug/32321269 2469 final int packageSettingCount = mSettings.mPackages.size(); 2470 for (int i = packageSettingCount - 1; i >= 0; i--) { 2471 PackageSetting ps = mSettings.mPackages.valueAt(i); 2472 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2473 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2474 mSettings.mPackages.removeAt(i); 2475 mSettings.enableSystemPackageLPw(ps.name); 2476 } 2477 } 2478 2479 if (mFirstBoot) { 2480 requestCopyPreoptedFiles(); 2481 } 2482 2483 String customResolverActivity = Resources.getSystem().getString( 2484 R.string.config_customResolverActivity); 2485 if (TextUtils.isEmpty(customResolverActivity)) { 2486 customResolverActivity = null; 2487 } else { 2488 mCustomResolverComponentName = ComponentName.unflattenFromString( 2489 customResolverActivity); 2490 } 2491 2492 long startTime = SystemClock.uptimeMillis(); 2493 2494 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2495 startTime); 2496 2497 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2498 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2499 2500 if (bootClassPath == null) { 2501 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2502 } 2503 2504 if (systemServerClassPath == null) { 2505 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2506 } 2507 2508 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2509 2510 final VersionInfo ver = mSettings.getInternalVersion(); 2511 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2512 if (mIsUpgrade) { 2513 logCriticalInfo(Log.INFO, 2514 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2515 } 2516 2517 // when upgrading from pre-M, promote system app permissions from install to runtime 2518 mPromoteSystemApps = 2519 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2520 2521 // When upgrading from pre-N, we need to handle package extraction like first boot, 2522 // as there is no profiling data available. 2523 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2524 2525 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2526 2527 // save off the names of pre-existing system packages prior to scanning; we don't 2528 // want to automatically grant runtime permissions for new system apps 2529 if (mPromoteSystemApps) { 2530 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2531 while (pkgSettingIter.hasNext()) { 2532 PackageSetting ps = pkgSettingIter.next(); 2533 if (isSystemApp(ps)) { 2534 mExistingSystemPackages.add(ps.name); 2535 } 2536 } 2537 } 2538 2539 mCacheDir = preparePackageParserCache(mIsUpgrade); 2540 2541 // Set flag to monitor and not change apk file paths when 2542 // scanning install directories. 2543 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2544 2545 if (mIsUpgrade || mFirstBoot) { 2546 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2547 } 2548 2549 // Collect vendor overlay packages. (Do this before scanning any apps.) 2550 // For security and version matching reason, only consider 2551 // overlay packages if they reside in the right directory. 2552 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2553 mDefParseFlags 2554 | PackageParser.PARSE_IS_SYSTEM_DIR, 2555 scanFlags 2556 | SCAN_AS_SYSTEM 2557 | SCAN_TRUSTED_OVERLAY, 2558 0); 2559 2560 mParallelPackageParserCallback.findStaticOverlayPackages(); 2561 2562 // Find base frameworks (resource packages without code). 2563 scanDirTracedLI(frameworkDir, 2564 mDefParseFlags 2565 | PackageParser.PARSE_IS_SYSTEM_DIR, 2566 scanFlags 2567 | SCAN_NO_DEX 2568 | SCAN_AS_SYSTEM 2569 | SCAN_AS_PRIVILEGED, 2570 0); 2571 2572 // Collected privileged system packages. 2573 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2574 scanDirTracedLI(privilegedAppDir, 2575 mDefParseFlags 2576 | PackageParser.PARSE_IS_SYSTEM_DIR, 2577 scanFlags 2578 | SCAN_AS_SYSTEM 2579 | SCAN_AS_PRIVILEGED, 2580 0); 2581 2582 // Collect ordinary system packages. 2583 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2584 scanDirTracedLI(systemAppDir, 2585 mDefParseFlags 2586 | PackageParser.PARSE_IS_SYSTEM_DIR, 2587 scanFlags 2588 | SCAN_AS_SYSTEM, 2589 0); 2590 2591 // Collected privileged vendor packages. 2592 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), 2593 "priv-app"); 2594 try { 2595 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2596 } catch (IOException e) { 2597 // failed to look up canonical path, continue with original one 2598 } 2599 scanDirTracedLI(privilegedVendorAppDir, 2600 mDefParseFlags 2601 | PackageParser.PARSE_IS_SYSTEM_DIR, 2602 scanFlags 2603 | SCAN_AS_SYSTEM 2604 | SCAN_AS_VENDOR 2605 | SCAN_AS_PRIVILEGED, 2606 0); 2607 2608 // Collect ordinary vendor packages. 2609 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2610 try { 2611 vendorAppDir = vendorAppDir.getCanonicalFile(); 2612 } catch (IOException e) { 2613 // failed to look up canonical path, continue with original one 2614 } 2615 scanDirTracedLI(vendorAppDir, 2616 mDefParseFlags 2617 | PackageParser.PARSE_IS_SYSTEM_DIR, 2618 scanFlags 2619 | SCAN_AS_SYSTEM 2620 | SCAN_AS_VENDOR, 2621 0); 2622 2623 // Collect all OEM packages. 2624 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2625 scanDirTracedLI(oemAppDir, 2626 mDefParseFlags 2627 | PackageParser.PARSE_IS_SYSTEM_DIR, 2628 scanFlags 2629 | SCAN_AS_SYSTEM 2630 | SCAN_AS_OEM, 2631 0); 2632 2633 // Prune any system packages that no longer exist. 2634 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2635 // Stub packages must either be replaced with full versions in the /data 2636 // partition or be disabled. 2637 final List<String> stubSystemApps = new ArrayList<>(); 2638 if (!mOnlyCore) { 2639 // do this first before mucking with mPackages for the "expecting better" case 2640 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2641 while (pkgIterator.hasNext()) { 2642 final PackageParser.Package pkg = pkgIterator.next(); 2643 if (pkg.isStub) { 2644 stubSystemApps.add(pkg.packageName); 2645 } 2646 } 2647 2648 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2649 while (psit.hasNext()) { 2650 PackageSetting ps = psit.next(); 2651 2652 /* 2653 * If this is not a system app, it can't be a 2654 * disable system app. 2655 */ 2656 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2657 continue; 2658 } 2659 2660 /* 2661 * If the package is scanned, it's not erased. 2662 */ 2663 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2664 if (scannedPkg != null) { 2665 /* 2666 * If the system app is both scanned and in the 2667 * disabled packages list, then it must have been 2668 * added via OTA. Remove it from the currently 2669 * scanned package so the previously user-installed 2670 * application can be scanned. 2671 */ 2672 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2673 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2674 + ps.name + "; removing system app. Last known codePath=" 2675 + ps.codePathString + ", installStatus=" + ps.installStatus 2676 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2677 + scannedPkg.getLongVersionCode()); 2678 removePackageLI(scannedPkg, true); 2679 mExpectingBetter.put(ps.name, ps.codePath); 2680 } 2681 2682 continue; 2683 } 2684 2685 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2686 psit.remove(); 2687 logCriticalInfo(Log.WARN, "System package " + ps.name 2688 + " no longer exists; it's data will be wiped"); 2689 // Actual deletion of code and data will be handled by later 2690 // reconciliation step 2691 } else { 2692 // we still have a disabled system package, but, it still might have 2693 // been removed. check the code path still exists and check there's 2694 // still a package. the latter can happen if an OTA keeps the same 2695 // code path, but, changes the package name. 2696 final PackageSetting disabledPs = 2697 mSettings.getDisabledSystemPkgLPr(ps.name); 2698 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2699 || disabledPs.pkg == null) { 2700 possiblyDeletedUpdatedSystemApps.add(ps.name); 2701 } 2702 } 2703 } 2704 } 2705 2706 //look for any incomplete package installations 2707 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2708 for (int i = 0; i < deletePkgsList.size(); i++) { 2709 // Actual deletion of code and data will be handled by later 2710 // reconciliation step 2711 final String packageName = deletePkgsList.get(i).name; 2712 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2713 synchronized (mPackages) { 2714 mSettings.removePackageLPw(packageName); 2715 } 2716 } 2717 2718 //delete tmp files 2719 deleteTempPackageFiles(); 2720 2721 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2722 2723 // Remove any shared userIDs that have no associated packages 2724 mSettings.pruneSharedUsersLPw(); 2725 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2726 final int systemPackagesCount = mPackages.size(); 2727 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2728 + " ms, packageCount: " + systemPackagesCount 2729 + " , timePerPackage: " 2730 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2731 + " , cached: " + cachedSystemApps); 2732 if (mIsUpgrade && systemPackagesCount > 0) { 2733 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2734 ((int) systemScanTime) / systemPackagesCount); 2735 } 2736 if (!mOnlyCore) { 2737 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2738 SystemClock.uptimeMillis()); 2739 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2740 2741 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2742 | PackageParser.PARSE_FORWARD_LOCK, 2743 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2744 2745 // Remove disable package settings for updated system apps that were 2746 // removed via an OTA. If the update is no longer present, remove the 2747 // app completely. Otherwise, revoke their system privileges. 2748 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2749 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2750 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2751 final String msg; 2752 if (deletedPkg == null) { 2753 // should have found an update, but, we didn't; remove everything 2754 msg = "Updated system package " + deletedAppName 2755 + " no longer exists; removing its data"; 2756 // Actual deletion of code and data will be handled by later 2757 // reconciliation step 2758 } else { 2759 // found an update; revoke system privileges 2760 msg = "Updated system package + " + deletedAppName 2761 + " no longer exists; revoking system privileges"; 2762 2763 // Don't do anything if a stub is removed from the system image. If 2764 // we were to remove the uncompressed version from the /data partition, 2765 // this is where it'd be done. 2766 2767 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2768 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2769 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2770 } 2771 logCriticalInfo(Log.WARN, msg); 2772 } 2773 2774 /* 2775 * Make sure all system apps that we expected to appear on 2776 * the userdata partition actually showed up. If they never 2777 * appeared, crawl back and revive the system version. 2778 */ 2779 for (int i = 0; i < mExpectingBetter.size(); i++) { 2780 final String packageName = mExpectingBetter.keyAt(i); 2781 if (!mPackages.containsKey(packageName)) { 2782 final File scanFile = mExpectingBetter.valueAt(i); 2783 2784 logCriticalInfo(Log.WARN, "Expected better " + packageName 2785 + " but never showed up; reverting to system"); 2786 2787 final @ParseFlags int reparseFlags; 2788 final @ScanFlags int rescanFlags; 2789 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2790 reparseFlags = 2791 mDefParseFlags | 2792 PackageParser.PARSE_IS_SYSTEM_DIR; 2793 rescanFlags = 2794 scanFlags 2795 | SCAN_AS_SYSTEM 2796 | SCAN_AS_PRIVILEGED; 2797 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2798 reparseFlags = 2799 mDefParseFlags | 2800 PackageParser.PARSE_IS_SYSTEM_DIR; 2801 rescanFlags = 2802 scanFlags 2803 | SCAN_AS_SYSTEM; 2804 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile)) { 2805 reparseFlags = 2806 mDefParseFlags | 2807 PackageParser.PARSE_IS_SYSTEM_DIR; 2808 rescanFlags = 2809 scanFlags 2810 | SCAN_AS_SYSTEM 2811 | SCAN_AS_VENDOR 2812 | SCAN_AS_PRIVILEGED; 2813 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2814 reparseFlags = 2815 mDefParseFlags | 2816 PackageParser.PARSE_IS_SYSTEM_DIR; 2817 rescanFlags = 2818 scanFlags 2819 | SCAN_AS_SYSTEM 2820 | SCAN_AS_VENDOR; 2821 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2822 reparseFlags = 2823 mDefParseFlags | 2824 PackageParser.PARSE_IS_SYSTEM_DIR; 2825 rescanFlags = 2826 scanFlags 2827 | SCAN_AS_SYSTEM 2828 | SCAN_AS_OEM; 2829 } else { 2830 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2831 continue; 2832 } 2833 2834 mSettings.enableSystemPackageLPw(packageName); 2835 2836 try { 2837 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2838 } catch (PackageManagerException e) { 2839 Slog.e(TAG, "Failed to parse original system package: " 2840 + e.getMessage()); 2841 } 2842 } 2843 } 2844 2845 // Uncompress and install any stubbed system applications. 2846 // This must be done last to ensure all stubs are replaced or disabled. 2847 decompressSystemApplications(stubSystemApps, scanFlags); 2848 2849 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2850 - cachedSystemApps; 2851 2852 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2853 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2854 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2855 + " ms, packageCount: " + dataPackagesCount 2856 + " , timePerPackage: " 2857 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2858 + " , cached: " + cachedNonSystemApps); 2859 if (mIsUpgrade && dataPackagesCount > 0) { 2860 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2861 ((int) dataScanTime) / dataPackagesCount); 2862 } 2863 } 2864 mExpectingBetter.clear(); 2865 2866 // Resolve the storage manager. 2867 mStorageManagerPackage = getStorageManagerPackageName(); 2868 2869 // Resolve protected action filters. Only the setup wizard is allowed to 2870 // have a high priority filter for these actions. 2871 mSetupWizardPackage = getSetupWizardPackageName(); 2872 if (mProtectedFilters.size() > 0) { 2873 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2874 Slog.i(TAG, "No setup wizard;" 2875 + " All protected intents capped to priority 0"); 2876 } 2877 for (ActivityIntentInfo filter : mProtectedFilters) { 2878 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2879 if (DEBUG_FILTERS) { 2880 Slog.i(TAG, "Found setup wizard;" 2881 + " allow priority " + filter.getPriority() + ";" 2882 + " package: " + filter.activity.info.packageName 2883 + " activity: " + filter.activity.className 2884 + " priority: " + filter.getPriority()); 2885 } 2886 // skip setup wizard; allow it to keep the high priority filter 2887 continue; 2888 } 2889 if (DEBUG_FILTERS) { 2890 Slog.i(TAG, "Protected action; cap priority to 0;" 2891 + " package: " + filter.activity.info.packageName 2892 + " activity: " + filter.activity.className 2893 + " origPrio: " + filter.getPriority()); 2894 } 2895 filter.setPriority(0); 2896 } 2897 } 2898 mDeferProtectedFilters = false; 2899 mProtectedFilters.clear(); 2900 2901 // Now that we know all of the shared libraries, update all clients to have 2902 // the correct library paths. 2903 updateAllSharedLibrariesLPw(null); 2904 2905 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2906 // NOTE: We ignore potential failures here during a system scan (like 2907 // the rest of the commands above) because there's precious little we 2908 // can do about it. A settings error is reported, though. 2909 final List<String> changedAbiCodePath = 2910 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2911 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 2912 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 2913 final String codePathString = changedAbiCodePath.get(i); 2914 try { 2915 mInstaller.rmdex(codePathString, 2916 getDexCodeInstructionSet(getPreferredInstructionSet())); 2917 } catch (InstallerException ignored) { 2918 } 2919 } 2920 } 2921 } 2922 2923 // Now that we know all the packages we are keeping, 2924 // read and update their last usage times. 2925 mPackageUsage.read(mPackages); 2926 mCompilerStats.read(); 2927 2928 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2929 SystemClock.uptimeMillis()); 2930 Slog.i(TAG, "Time to scan packages: " 2931 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2932 + " seconds"); 2933 2934 // If the platform SDK has changed since the last time we booted, 2935 // we need to re-grant app permission to catch any new ones that 2936 // appear. This is really a hack, and means that apps can in some 2937 // cases get permissions that the user didn't initially explicitly 2938 // allow... it would be nice to have some better way to handle 2939 // this situation. 2940 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 2941 if (sdkUpdated) { 2942 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2943 + mSdkVersion + "; regranting permissions for internal storage"); 2944 } 2945 mPermissionManager.updateAllPermissions( 2946 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 2947 mPermissionCallback); 2948 ver.sdkVersion = mSdkVersion; 2949 2950 // If this is the first boot or an update from pre-M, and it is a normal 2951 // boot, then we need to initialize the default preferred apps across 2952 // all defined users. 2953 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2954 for (UserInfo user : sUserManager.getUsers(true)) { 2955 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2956 applyFactoryDefaultBrowserLPw(user.id); 2957 primeDomainVerificationsLPw(user.id); 2958 } 2959 } 2960 2961 // Prepare storage for system user really early during boot, 2962 // since core system apps like SettingsProvider and SystemUI 2963 // can't wait for user to start 2964 final int storageFlags; 2965 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2966 storageFlags = StorageManager.FLAG_STORAGE_DE; 2967 } else { 2968 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2969 } 2970 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2971 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2972 true /* onlyCoreApps */); 2973 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2974 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 2975 Trace.TRACE_TAG_PACKAGE_MANAGER); 2976 traceLog.traceBegin("AppDataFixup"); 2977 try { 2978 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2979 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2980 } catch (InstallerException e) { 2981 Slog.w(TAG, "Trouble fixing GIDs", e); 2982 } 2983 traceLog.traceEnd(); 2984 2985 traceLog.traceBegin("AppDataPrepare"); 2986 if (deferPackages == null || deferPackages.isEmpty()) { 2987 return; 2988 } 2989 int count = 0; 2990 for (String pkgName : deferPackages) { 2991 PackageParser.Package pkg = null; 2992 synchronized (mPackages) { 2993 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2994 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2995 pkg = ps.pkg; 2996 } 2997 } 2998 if (pkg != null) { 2999 synchronized (mInstallLock) { 3000 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3001 true /* maybeMigrateAppData */); 3002 } 3003 count++; 3004 } 3005 } 3006 traceLog.traceEnd(); 3007 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3008 }, "prepareAppData"); 3009 3010 // If this is first boot after an OTA, and a normal boot, then 3011 // we need to clear code cache directories. 3012 // Note that we do *not* clear the application profiles. These remain valid 3013 // across OTAs and are used to drive profile verification (post OTA) and 3014 // profile compilation (without waiting to collect a fresh set of profiles). 3015 if (mIsUpgrade && !onlyCore) { 3016 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3017 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3018 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3019 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3020 // No apps are running this early, so no need to freeze 3021 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3022 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3023 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3024 } 3025 } 3026 ver.fingerprint = Build.FINGERPRINT; 3027 } 3028 3029 checkDefaultBrowser(); 3030 3031 // clear only after permissions and other defaults have been updated 3032 mExistingSystemPackages.clear(); 3033 mPromoteSystemApps = false; 3034 3035 // All the changes are done during package scanning. 3036 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3037 3038 // can downgrade to reader 3039 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3040 mSettings.writeLPr(); 3041 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3042 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3043 SystemClock.uptimeMillis()); 3044 3045 if (!mOnlyCore) { 3046 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3047 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3048 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3049 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3050 if (mIntentFilterVerifierComponent != null) { 3051 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3052 mIntentFilterVerifierComponent); 3053 } else { 3054 mIntentFilterVerifier = null; 3055 } 3056 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3057 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3058 SharedLibraryInfo.VERSION_UNDEFINED); 3059 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3060 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3061 SharedLibraryInfo.VERSION_UNDEFINED); 3062 } else { 3063 mRequiredVerifierPackage = null; 3064 mRequiredInstallerPackage = null; 3065 mRequiredUninstallerPackage = null; 3066 mIntentFilterVerifierComponent = null; 3067 mIntentFilterVerifier = null; 3068 mServicesSystemSharedLibraryPackageName = null; 3069 mSharedSystemSharedLibraryPackageName = null; 3070 } 3071 3072 mInstallerService = new PackageInstallerService(context, this); 3073 mArtManagerService = new ArtManagerService(this, mInstaller, mInstallLock); 3074 final Pair<ComponentName, String> instantAppResolverComponent = 3075 getInstantAppResolverLPr(); 3076 if (instantAppResolverComponent != null) { 3077 if (DEBUG_EPHEMERAL) { 3078 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3079 } 3080 mInstantAppResolverConnection = new EphemeralResolverConnection( 3081 mContext, instantAppResolverComponent.first, 3082 instantAppResolverComponent.second); 3083 mInstantAppResolverSettingsComponent = 3084 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3085 } else { 3086 mInstantAppResolverConnection = null; 3087 mInstantAppResolverSettingsComponent = null; 3088 } 3089 updateInstantAppInstallerLocked(null); 3090 3091 // Read and update the usage of dex files. 3092 // Do this at the end of PM init so that all the packages have their 3093 // data directory reconciled. 3094 // At this point we know the code paths of the packages, so we can validate 3095 // the disk file and build the internal cache. 3096 // The usage file is expected to be small so loading and verifying it 3097 // should take a fairly small time compare to the other activities (e.g. package 3098 // scanning). 3099 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3100 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3101 for (int userId : currentUserIds) { 3102 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3103 } 3104 mDexManager.load(userPackages); 3105 if (mIsUpgrade) { 3106 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3107 (int) (SystemClock.uptimeMillis() - startTime)); 3108 } 3109 } // synchronized (mPackages) 3110 } // synchronized (mInstallLock) 3111 3112 // Now after opening every single application zip, make sure they 3113 // are all flushed. Not really needed, but keeps things nice and 3114 // tidy. 3115 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3116 Runtime.getRuntime().gc(); 3117 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3118 3119 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3120 FallbackCategoryProvider.loadFallbacks(); 3121 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3122 3123 // The initial scanning above does many calls into installd while 3124 // holding the mPackages lock, but we're mostly interested in yelling 3125 // once we have a booted system. 3126 mInstaller.setWarnIfHeld(mPackages); 3127 3128 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3129 } 3130 3131 /** 3132 * Uncompress and install stub applications. 3133 * <p>In order to save space on the system partition, some applications are shipped in a 3134 * compressed form. In addition the compressed bits for the full application, the 3135 * system image contains a tiny stub comprised of only the Android manifest. 3136 * <p>During the first boot, attempt to uncompress and install the full application. If 3137 * the application can't be installed for any reason, disable the stub and prevent 3138 * uncompressing the full application during future boots. 3139 * <p>In order to forcefully attempt an installation of a full application, go to app 3140 * settings and enable the application. 3141 */ 3142 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3143 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3144 final String pkgName = stubSystemApps.get(i); 3145 // skip if the system package is already disabled 3146 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3147 stubSystemApps.remove(i); 3148 continue; 3149 } 3150 // skip if the package isn't installed (?!); this should never happen 3151 final PackageParser.Package pkg = mPackages.get(pkgName); 3152 if (pkg == null) { 3153 stubSystemApps.remove(i); 3154 continue; 3155 } 3156 // skip if the package has been disabled by the user 3157 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3158 if (ps != null) { 3159 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3160 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3161 stubSystemApps.remove(i); 3162 continue; 3163 } 3164 } 3165 3166 if (DEBUG_COMPRESSION) { 3167 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3168 } 3169 3170 // uncompress the binary to its eventual destination on /data 3171 final File scanFile = decompressPackage(pkg); 3172 if (scanFile == null) { 3173 continue; 3174 } 3175 3176 // install the package to replace the stub on /system 3177 try { 3178 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3179 removePackageLI(pkg, true /*chatty*/); 3180 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3181 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3182 UserHandle.USER_SYSTEM, "android"); 3183 stubSystemApps.remove(i); 3184 continue; 3185 } catch (PackageManagerException e) { 3186 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3187 } 3188 3189 // any failed attempt to install the package will be cleaned up later 3190 } 3191 3192 // disable any stub still left; these failed to install the full application 3193 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3194 final String pkgName = stubSystemApps.get(i); 3195 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3196 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3197 UserHandle.USER_SYSTEM, "android"); 3198 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3199 } 3200 } 3201 3202 /** 3203 * Decompresses the given package on the system image onto 3204 * the /data partition. 3205 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3206 */ 3207 private File decompressPackage(PackageParser.Package pkg) { 3208 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3209 if (compressedFiles == null || compressedFiles.length == 0) { 3210 if (DEBUG_COMPRESSION) { 3211 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3212 } 3213 return null; 3214 } 3215 final File dstCodePath = 3216 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3217 int ret = PackageManager.INSTALL_SUCCEEDED; 3218 try { 3219 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3220 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3221 for (File srcFile : compressedFiles) { 3222 final String srcFileName = srcFile.getName(); 3223 final String dstFileName = srcFileName.substring( 3224 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3225 final File dstFile = new File(dstCodePath, dstFileName); 3226 ret = decompressFile(srcFile, dstFile); 3227 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3228 logCriticalInfo(Log.ERROR, "Failed to decompress" 3229 + "; pkg: " + pkg.packageName 3230 + ", file: " + dstFileName); 3231 break; 3232 } 3233 } 3234 } catch (ErrnoException e) { 3235 logCriticalInfo(Log.ERROR, "Failed to decompress" 3236 + "; pkg: " + pkg.packageName 3237 + ", err: " + e.errno); 3238 } 3239 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3240 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3241 NativeLibraryHelper.Handle handle = null; 3242 try { 3243 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3244 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3245 null /*abiOverride*/); 3246 } catch (IOException e) { 3247 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3248 + "; pkg: " + pkg.packageName); 3249 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3250 } finally { 3251 IoUtils.closeQuietly(handle); 3252 } 3253 } 3254 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3255 if (dstCodePath == null || !dstCodePath.exists()) { 3256 return null; 3257 } 3258 removeCodePathLI(dstCodePath); 3259 return null; 3260 } 3261 3262 return dstCodePath; 3263 } 3264 3265 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3266 // we're only interested in updating the installer appliction when 1) it's not 3267 // already set or 2) the modified package is the installer 3268 if (mInstantAppInstallerActivity != null 3269 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3270 .equals(modifiedPackage)) { 3271 return; 3272 } 3273 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3274 } 3275 3276 private static File preparePackageParserCache(boolean isUpgrade) { 3277 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3278 return null; 3279 } 3280 3281 // Disable package parsing on eng builds to allow for faster incremental development. 3282 if (Build.IS_ENG) { 3283 return null; 3284 } 3285 3286 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3287 Slog.i(TAG, "Disabling package parser cache due to system property."); 3288 return null; 3289 } 3290 3291 // The base directory for the package parser cache lives under /data/system/. 3292 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3293 "package_cache"); 3294 if (cacheBaseDir == null) { 3295 return null; 3296 } 3297 3298 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3299 // This also serves to "GC" unused entries when the package cache version changes (which 3300 // can only happen during upgrades). 3301 if (isUpgrade) { 3302 FileUtils.deleteContents(cacheBaseDir); 3303 } 3304 3305 3306 // Return the versioned package cache directory. This is something like 3307 // "/data/system/package_cache/1" 3308 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3309 3310 // The following is a workaround to aid development on non-numbered userdebug 3311 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3312 // the system partition is newer. 3313 // 3314 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3315 // that starts with "eng." to signify that this is an engineering build and not 3316 // destined for release. 3317 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3318 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3319 3320 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3321 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3322 // in general and should not be used for production changes. In this specific case, 3323 // we know that they will work. 3324 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3325 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3326 FileUtils.deleteContents(cacheBaseDir); 3327 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3328 } 3329 } 3330 3331 return cacheDir; 3332 } 3333 3334 @Override 3335 public boolean isFirstBoot() { 3336 // allow instant applications 3337 return mFirstBoot; 3338 } 3339 3340 @Override 3341 public boolean isOnlyCoreApps() { 3342 // allow instant applications 3343 return mOnlyCore; 3344 } 3345 3346 @Override 3347 public boolean isUpgrade() { 3348 // allow instant applications 3349 // The system property allows testing ota flow when upgraded to the same image. 3350 return mIsUpgrade || SystemProperties.getBoolean( 3351 "persist.pm.mock-upgrade", false /* default */); 3352 } 3353 3354 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3355 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3356 3357 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3358 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3359 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3360 if (matches.size() == 1) { 3361 return matches.get(0).getComponentInfo().packageName; 3362 } else if (matches.size() == 0) { 3363 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3364 return null; 3365 } 3366 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3367 } 3368 3369 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3370 synchronized (mPackages) { 3371 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3372 if (libraryEntry == null) { 3373 throw new IllegalStateException("Missing required shared library:" + name); 3374 } 3375 return libraryEntry.apk; 3376 } 3377 } 3378 3379 private @NonNull String getRequiredInstallerLPr() { 3380 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3381 intent.addCategory(Intent.CATEGORY_DEFAULT); 3382 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3383 3384 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3385 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3386 UserHandle.USER_SYSTEM); 3387 if (matches.size() == 1) { 3388 ResolveInfo resolveInfo = matches.get(0); 3389 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3390 throw new RuntimeException("The installer must be a privileged app"); 3391 } 3392 return matches.get(0).getComponentInfo().packageName; 3393 } else { 3394 throw new RuntimeException("There must be exactly one installer; found " + matches); 3395 } 3396 } 3397 3398 private @NonNull String getRequiredUninstallerLPr() { 3399 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3400 intent.addCategory(Intent.CATEGORY_DEFAULT); 3401 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3402 3403 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3404 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3405 UserHandle.USER_SYSTEM); 3406 if (resolveInfo == null || 3407 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3408 throw new RuntimeException("There must be exactly one uninstaller; found " 3409 + resolveInfo); 3410 } 3411 return resolveInfo.getComponentInfo().packageName; 3412 } 3413 3414 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3415 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3416 3417 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3418 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3419 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3420 ResolveInfo best = null; 3421 final int N = matches.size(); 3422 for (int i = 0; i < N; i++) { 3423 final ResolveInfo cur = matches.get(i); 3424 final String packageName = cur.getComponentInfo().packageName; 3425 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3426 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3427 continue; 3428 } 3429 3430 if (best == null || cur.priority > best.priority) { 3431 best = cur; 3432 } 3433 } 3434 3435 if (best != null) { 3436 return best.getComponentInfo().getComponentName(); 3437 } 3438 Slog.w(TAG, "Intent filter verifier not found"); 3439 return null; 3440 } 3441 3442 @Override 3443 public @Nullable ComponentName getInstantAppResolverComponent() { 3444 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3445 return null; 3446 } 3447 synchronized (mPackages) { 3448 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3449 if (instantAppResolver == null) { 3450 return null; 3451 } 3452 return instantAppResolver.first; 3453 } 3454 } 3455 3456 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3457 final String[] packageArray = 3458 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3459 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3460 if (DEBUG_EPHEMERAL) { 3461 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3462 } 3463 return null; 3464 } 3465 3466 final int callingUid = Binder.getCallingUid(); 3467 final int resolveFlags = 3468 MATCH_DIRECT_BOOT_AWARE 3469 | MATCH_DIRECT_BOOT_UNAWARE 3470 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3471 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3472 final Intent resolverIntent = new Intent(actionName); 3473 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3474 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3475 // temporarily look for the old action 3476 if (resolvers.size() == 0) { 3477 if (DEBUG_EPHEMERAL) { 3478 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3479 } 3480 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3481 resolverIntent.setAction(actionName); 3482 resolvers = queryIntentServicesInternal(resolverIntent, null, 3483 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3484 } 3485 final int N = resolvers.size(); 3486 if (N == 0) { 3487 if (DEBUG_EPHEMERAL) { 3488 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3489 } 3490 return null; 3491 } 3492 3493 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3494 for (int i = 0; i < N; i++) { 3495 final ResolveInfo info = resolvers.get(i); 3496 3497 if (info.serviceInfo == null) { 3498 continue; 3499 } 3500 3501 final String packageName = info.serviceInfo.packageName; 3502 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3503 if (DEBUG_EPHEMERAL) { 3504 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3505 + " pkg: " + packageName + ", info:" + info); 3506 } 3507 continue; 3508 } 3509 3510 if (DEBUG_EPHEMERAL) { 3511 Slog.v(TAG, "Ephemeral resolver found;" 3512 + " pkg: " + packageName + ", info:" + info); 3513 } 3514 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3515 } 3516 if (DEBUG_EPHEMERAL) { 3517 Slog.v(TAG, "Ephemeral resolver NOT found"); 3518 } 3519 return null; 3520 } 3521 3522 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3523 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3524 intent.addCategory(Intent.CATEGORY_DEFAULT); 3525 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3526 3527 final int resolveFlags = 3528 MATCH_DIRECT_BOOT_AWARE 3529 | MATCH_DIRECT_BOOT_UNAWARE 3530 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3531 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3532 resolveFlags, UserHandle.USER_SYSTEM); 3533 // temporarily look for the old action 3534 if (matches.isEmpty()) { 3535 if (DEBUG_EPHEMERAL) { 3536 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3537 } 3538 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3539 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3540 resolveFlags, UserHandle.USER_SYSTEM); 3541 } 3542 Iterator<ResolveInfo> iter = matches.iterator(); 3543 while (iter.hasNext()) { 3544 final ResolveInfo rInfo = iter.next(); 3545 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3546 if (ps != null) { 3547 final PermissionsState permissionsState = ps.getPermissionsState(); 3548 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3549 continue; 3550 } 3551 } 3552 iter.remove(); 3553 } 3554 if (matches.size() == 0) { 3555 return null; 3556 } else if (matches.size() == 1) { 3557 return (ActivityInfo) matches.get(0).getComponentInfo(); 3558 } else { 3559 throw new RuntimeException( 3560 "There must be at most one ephemeral installer; found " + matches); 3561 } 3562 } 3563 3564 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3565 @NonNull ComponentName resolver) { 3566 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3567 .addCategory(Intent.CATEGORY_DEFAULT) 3568 .setPackage(resolver.getPackageName()); 3569 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3570 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3571 UserHandle.USER_SYSTEM); 3572 // temporarily look for the old action 3573 if (matches.isEmpty()) { 3574 if (DEBUG_EPHEMERAL) { 3575 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3576 } 3577 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3578 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3579 UserHandle.USER_SYSTEM); 3580 } 3581 if (matches.isEmpty()) { 3582 return null; 3583 } 3584 return matches.get(0).getComponentInfo().getComponentName(); 3585 } 3586 3587 private void primeDomainVerificationsLPw(int userId) { 3588 if (DEBUG_DOMAIN_VERIFICATION) { 3589 Slog.d(TAG, "Priming domain verifications in user " + userId); 3590 } 3591 3592 SystemConfig systemConfig = SystemConfig.getInstance(); 3593 ArraySet<String> packages = systemConfig.getLinkedApps(); 3594 3595 for (String packageName : packages) { 3596 PackageParser.Package pkg = mPackages.get(packageName); 3597 if (pkg != null) { 3598 if (!pkg.isSystem()) { 3599 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3600 continue; 3601 } 3602 3603 ArraySet<String> domains = null; 3604 for (PackageParser.Activity a : pkg.activities) { 3605 for (ActivityIntentInfo filter : a.intents) { 3606 if (hasValidDomains(filter)) { 3607 if (domains == null) { 3608 domains = new ArraySet<String>(); 3609 } 3610 domains.addAll(filter.getHostsList()); 3611 } 3612 } 3613 } 3614 3615 if (domains != null && domains.size() > 0) { 3616 if (DEBUG_DOMAIN_VERIFICATION) { 3617 Slog.v(TAG, " + " + packageName); 3618 } 3619 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3620 // state w.r.t. the formal app-linkage "no verification attempted" state; 3621 // and then 'always' in the per-user state actually used for intent resolution. 3622 final IntentFilterVerificationInfo ivi; 3623 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3624 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3625 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3626 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3627 } else { 3628 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3629 + "' does not handle web links"); 3630 } 3631 } else { 3632 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3633 } 3634 } 3635 3636 scheduleWritePackageRestrictionsLocked(userId); 3637 scheduleWriteSettingsLocked(); 3638 } 3639 3640 private void applyFactoryDefaultBrowserLPw(int userId) { 3641 // The default browser app's package name is stored in a string resource, 3642 // with a product-specific overlay used for vendor customization. 3643 String browserPkg = mContext.getResources().getString( 3644 com.android.internal.R.string.default_browser); 3645 if (!TextUtils.isEmpty(browserPkg)) { 3646 // non-empty string => required to be a known package 3647 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3648 if (ps == null) { 3649 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3650 browserPkg = null; 3651 } else { 3652 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3653 } 3654 } 3655 3656 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3657 // default. If there's more than one, just leave everything alone. 3658 if (browserPkg == null) { 3659 calculateDefaultBrowserLPw(userId); 3660 } 3661 } 3662 3663 private void calculateDefaultBrowserLPw(int userId) { 3664 List<String> allBrowsers = resolveAllBrowserApps(userId); 3665 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3666 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3667 } 3668 3669 private List<String> resolveAllBrowserApps(int userId) { 3670 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3671 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3672 PackageManager.MATCH_ALL, userId); 3673 3674 final int count = list.size(); 3675 List<String> result = new ArrayList<String>(count); 3676 for (int i=0; i<count; i++) { 3677 ResolveInfo info = list.get(i); 3678 if (info.activityInfo == null 3679 || !info.handleAllWebDataURI 3680 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3681 || result.contains(info.activityInfo.packageName)) { 3682 continue; 3683 } 3684 result.add(info.activityInfo.packageName); 3685 } 3686 3687 return result; 3688 } 3689 3690 private boolean packageIsBrowser(String packageName, int userId) { 3691 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3692 PackageManager.MATCH_ALL, userId); 3693 final int N = list.size(); 3694 for (int i = 0; i < N; i++) { 3695 ResolveInfo info = list.get(i); 3696 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3697 return true; 3698 } 3699 } 3700 return false; 3701 } 3702 3703 private void checkDefaultBrowser() { 3704 final int myUserId = UserHandle.myUserId(); 3705 final String packageName = getDefaultBrowserPackageName(myUserId); 3706 if (packageName != null) { 3707 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3708 if (info == null) { 3709 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3710 synchronized (mPackages) { 3711 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3712 } 3713 } 3714 } 3715 } 3716 3717 @Override 3718 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3719 throws RemoteException { 3720 try { 3721 return super.onTransact(code, data, reply, flags); 3722 } catch (RuntimeException e) { 3723 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3724 Slog.wtf(TAG, "Package Manager Crash", e); 3725 } 3726 throw e; 3727 } 3728 } 3729 3730 static int[] appendInts(int[] cur, int[] add) { 3731 if (add == null) return cur; 3732 if (cur == null) return add; 3733 final int N = add.length; 3734 for (int i=0; i<N; i++) { 3735 cur = appendInt(cur, add[i]); 3736 } 3737 return cur; 3738 } 3739 3740 /** 3741 * Returns whether or not a full application can see an instant application. 3742 * <p> 3743 * Currently, there are three cases in which this can occur: 3744 * <ol> 3745 * <li>The calling application is a "special" process. Special processes 3746 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3747 * <li>The calling application has the permission 3748 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3749 * <li>The calling application is the default launcher on the 3750 * system partition.</li> 3751 * </ol> 3752 */ 3753 private boolean canViewInstantApps(int callingUid, int userId) { 3754 if (callingUid < Process.FIRST_APPLICATION_UID) { 3755 return true; 3756 } 3757 if (mContext.checkCallingOrSelfPermission( 3758 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3759 return true; 3760 } 3761 if (mContext.checkCallingOrSelfPermission( 3762 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3763 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3764 if (homeComponent != null 3765 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3766 return true; 3767 } 3768 } 3769 return false; 3770 } 3771 3772 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3773 if (!sUserManager.exists(userId)) return null; 3774 if (ps == null) { 3775 return null; 3776 } 3777 PackageParser.Package p = ps.pkg; 3778 if (p == null) { 3779 return null; 3780 } 3781 final int callingUid = Binder.getCallingUid(); 3782 // Filter out ephemeral app metadata: 3783 // * The system/shell/root can see metadata for any app 3784 // * An installed app can see metadata for 1) other installed apps 3785 // and 2) ephemeral apps that have explicitly interacted with it 3786 // * Ephemeral apps can only see their own data and exposed installed apps 3787 // * Holding a signature permission allows seeing instant apps 3788 if (filterAppAccessLPr(ps, callingUid, userId)) { 3789 return null; 3790 } 3791 3792 final PermissionsState permissionsState = ps.getPermissionsState(); 3793 3794 // Compute GIDs only if requested 3795 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3796 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3797 // Compute granted permissions only if package has requested permissions 3798 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3799 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3800 final PackageUserState state = ps.readUserState(userId); 3801 3802 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3803 && ps.isSystem()) { 3804 flags |= MATCH_ANY_USER; 3805 } 3806 3807 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3808 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3809 3810 if (packageInfo == null) { 3811 return null; 3812 } 3813 3814 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3815 resolveExternalPackageNameLPr(p); 3816 3817 return packageInfo; 3818 } 3819 3820 @Override 3821 public void checkPackageStartable(String packageName, int userId) { 3822 final int callingUid = Binder.getCallingUid(); 3823 if (getInstantAppPackageName(callingUid) != null) { 3824 throw new SecurityException("Instant applications don't have access to this method"); 3825 } 3826 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3827 synchronized (mPackages) { 3828 final PackageSetting ps = mSettings.mPackages.get(packageName); 3829 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3830 throw new SecurityException("Package " + packageName + " was not found!"); 3831 } 3832 3833 if (!ps.getInstalled(userId)) { 3834 throw new SecurityException( 3835 "Package " + packageName + " was not installed for user " + userId + "!"); 3836 } 3837 3838 if (mSafeMode && !ps.isSystem()) { 3839 throw new SecurityException("Package " + packageName + " not a system app!"); 3840 } 3841 3842 if (mFrozenPackages.contains(packageName)) { 3843 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3844 } 3845 3846 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3847 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3848 } 3849 } 3850 } 3851 3852 @Override 3853 public boolean isPackageAvailable(String packageName, int userId) { 3854 if (!sUserManager.exists(userId)) return false; 3855 final int callingUid = Binder.getCallingUid(); 3856 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3857 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3858 synchronized (mPackages) { 3859 PackageParser.Package p = mPackages.get(packageName); 3860 if (p != null) { 3861 final PackageSetting ps = (PackageSetting) p.mExtras; 3862 if (filterAppAccessLPr(ps, callingUid, userId)) { 3863 return false; 3864 } 3865 if (ps != null) { 3866 final PackageUserState state = ps.readUserState(userId); 3867 if (state != null) { 3868 return PackageParser.isAvailable(state); 3869 } 3870 } 3871 } 3872 } 3873 return false; 3874 } 3875 3876 @Override 3877 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3878 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3879 flags, Binder.getCallingUid(), userId); 3880 } 3881 3882 @Override 3883 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3884 int flags, int userId) { 3885 return getPackageInfoInternal(versionedPackage.getPackageName(), 3886 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 3887 } 3888 3889 /** 3890 * Important: The provided filterCallingUid is used exclusively to filter out packages 3891 * that can be seen based on user state. It's typically the original caller uid prior 3892 * to clearing. Because it can only be provided by trusted code, it's value can be 3893 * trusted and will be used as-is; unlike userId which will be validated by this method. 3894 */ 3895 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 3896 int flags, int filterCallingUid, int userId) { 3897 if (!sUserManager.exists(userId)) return null; 3898 flags = updateFlagsForPackage(flags, userId, packageName); 3899 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3900 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3901 3902 // reader 3903 synchronized (mPackages) { 3904 // Normalize package name to handle renamed packages and static libs 3905 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3906 3907 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3908 if (matchFactoryOnly) { 3909 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3910 if (ps != null) { 3911 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3912 return null; 3913 } 3914 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3915 return null; 3916 } 3917 return generatePackageInfo(ps, flags, userId); 3918 } 3919 } 3920 3921 PackageParser.Package p = mPackages.get(packageName); 3922 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3923 return null; 3924 } 3925 if (DEBUG_PACKAGE_INFO) 3926 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3927 if (p != null) { 3928 final PackageSetting ps = (PackageSetting) p.mExtras; 3929 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3930 return null; 3931 } 3932 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 3933 return null; 3934 } 3935 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3936 } 3937 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3938 final PackageSetting ps = mSettings.mPackages.get(packageName); 3939 if (ps == null) return null; 3940 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3941 return null; 3942 } 3943 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3944 return null; 3945 } 3946 return generatePackageInfo(ps, flags, userId); 3947 } 3948 } 3949 return null; 3950 } 3951 3952 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 3953 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 3954 return true; 3955 } 3956 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 3957 return true; 3958 } 3959 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 3960 return true; 3961 } 3962 return false; 3963 } 3964 3965 private boolean isComponentVisibleToInstantApp( 3966 @Nullable ComponentName component, @ComponentType int type) { 3967 if (type == TYPE_ACTIVITY) { 3968 final PackageParser.Activity activity = mActivities.mActivities.get(component); 3969 return activity != null 3970 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3971 : false; 3972 } else if (type == TYPE_RECEIVER) { 3973 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 3974 return activity != null 3975 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3976 : false; 3977 } else if (type == TYPE_SERVICE) { 3978 final PackageParser.Service service = mServices.mServices.get(component); 3979 return service != null 3980 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3981 : false; 3982 } else if (type == TYPE_PROVIDER) { 3983 final PackageParser.Provider provider = mProviders.mProviders.get(component); 3984 return provider != null 3985 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3986 : false; 3987 } else if (type == TYPE_UNKNOWN) { 3988 return isComponentVisibleToInstantApp(component); 3989 } 3990 return false; 3991 } 3992 3993 /** 3994 * Returns whether or not access to the application should be filtered. 3995 * <p> 3996 * Access may be limited based upon whether the calling or target applications 3997 * are instant applications. 3998 * 3999 * @see #canAccessInstantApps(int) 4000 */ 4001 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4002 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4003 // if we're in an isolated process, get the real calling UID 4004 if (Process.isIsolated(callingUid)) { 4005 callingUid = mIsolatedOwners.get(callingUid); 4006 } 4007 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4008 final boolean callerIsInstantApp = instantAppPkgName != null; 4009 if (ps == null) { 4010 if (callerIsInstantApp) { 4011 // pretend the application exists, but, needs to be filtered 4012 return true; 4013 } 4014 return false; 4015 } 4016 // if the target and caller are the same application, don't filter 4017 if (isCallerSameApp(ps.name, callingUid)) { 4018 return false; 4019 } 4020 if (callerIsInstantApp) { 4021 // request for a specific component; if it hasn't been explicitly exposed, filter 4022 if (component != null) { 4023 return !isComponentVisibleToInstantApp(component, componentType); 4024 } 4025 // request for application; if no components have been explicitly exposed, filter 4026 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4027 } 4028 if (ps.getInstantApp(userId)) { 4029 // caller can see all components of all instant applications, don't filter 4030 if (canViewInstantApps(callingUid, userId)) { 4031 return false; 4032 } 4033 // request for a specific instant application component, filter 4034 if (component != null) { 4035 return true; 4036 } 4037 // request for an instant application; if the caller hasn't been granted access, filter 4038 return !mInstantAppRegistry.isInstantAccessGranted( 4039 userId, UserHandle.getAppId(callingUid), ps.appId); 4040 } 4041 return false; 4042 } 4043 4044 /** 4045 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4046 */ 4047 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4048 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4049 } 4050 4051 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4052 int flags) { 4053 // Callers can access only the libs they depend on, otherwise they need to explicitly 4054 // ask for the shared libraries given the caller is allowed to access all static libs. 4055 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4056 // System/shell/root get to see all static libs 4057 final int appId = UserHandle.getAppId(uid); 4058 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4059 || appId == Process.ROOT_UID) { 4060 return false; 4061 } 4062 } 4063 4064 // No package means no static lib as it is always on internal storage 4065 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4066 return false; 4067 } 4068 4069 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4070 ps.pkg.staticSharedLibVersion); 4071 if (libEntry == null) { 4072 return false; 4073 } 4074 4075 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4076 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4077 if (uidPackageNames == null) { 4078 return true; 4079 } 4080 4081 for (String uidPackageName : uidPackageNames) { 4082 if (ps.name.equals(uidPackageName)) { 4083 return false; 4084 } 4085 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4086 if (uidPs != null) { 4087 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4088 libEntry.info.getName()); 4089 if (index < 0) { 4090 continue; 4091 } 4092 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4093 return false; 4094 } 4095 } 4096 } 4097 return true; 4098 } 4099 4100 @Override 4101 public String[] currentToCanonicalPackageNames(String[] names) { 4102 final int callingUid = Binder.getCallingUid(); 4103 if (getInstantAppPackageName(callingUid) != null) { 4104 return names; 4105 } 4106 final String[] out = new String[names.length]; 4107 // reader 4108 synchronized (mPackages) { 4109 final int callingUserId = UserHandle.getUserId(callingUid); 4110 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4111 for (int i=names.length-1; i>=0; i--) { 4112 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4113 boolean translateName = false; 4114 if (ps != null && ps.realName != null) { 4115 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4116 translateName = !targetIsInstantApp 4117 || canViewInstantApps 4118 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4119 UserHandle.getAppId(callingUid), ps.appId); 4120 } 4121 out[i] = translateName ? ps.realName : names[i]; 4122 } 4123 } 4124 return out; 4125 } 4126 4127 @Override 4128 public String[] canonicalToCurrentPackageNames(String[] names) { 4129 final int callingUid = Binder.getCallingUid(); 4130 if (getInstantAppPackageName(callingUid) != null) { 4131 return names; 4132 } 4133 final String[] out = new String[names.length]; 4134 // reader 4135 synchronized (mPackages) { 4136 final int callingUserId = UserHandle.getUserId(callingUid); 4137 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4138 for (int i=names.length-1; i>=0; i--) { 4139 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4140 boolean translateName = false; 4141 if (cur != null) { 4142 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4143 final boolean targetIsInstantApp = 4144 ps != null && ps.getInstantApp(callingUserId); 4145 translateName = !targetIsInstantApp 4146 || canViewInstantApps 4147 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4148 UserHandle.getAppId(callingUid), ps.appId); 4149 } 4150 out[i] = translateName ? cur : names[i]; 4151 } 4152 } 4153 return out; 4154 } 4155 4156 @Override 4157 public int getPackageUid(String packageName, int flags, int userId) { 4158 if (!sUserManager.exists(userId)) return -1; 4159 final int callingUid = Binder.getCallingUid(); 4160 flags = updateFlagsForPackage(flags, userId, packageName); 4161 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4162 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4163 4164 // reader 4165 synchronized (mPackages) { 4166 final PackageParser.Package p = mPackages.get(packageName); 4167 if (p != null && p.isMatch(flags)) { 4168 PackageSetting ps = (PackageSetting) p.mExtras; 4169 if (filterAppAccessLPr(ps, callingUid, userId)) { 4170 return -1; 4171 } 4172 return UserHandle.getUid(userId, p.applicationInfo.uid); 4173 } 4174 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4175 final PackageSetting ps = mSettings.mPackages.get(packageName); 4176 if (ps != null && ps.isMatch(flags) 4177 && !filterAppAccessLPr(ps, callingUid, userId)) { 4178 return UserHandle.getUid(userId, ps.appId); 4179 } 4180 } 4181 } 4182 4183 return -1; 4184 } 4185 4186 @Override 4187 public int[] getPackageGids(String packageName, int flags, int userId) { 4188 if (!sUserManager.exists(userId)) return null; 4189 final int callingUid = Binder.getCallingUid(); 4190 flags = updateFlagsForPackage(flags, userId, packageName); 4191 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4192 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4193 4194 // reader 4195 synchronized (mPackages) { 4196 final PackageParser.Package p = mPackages.get(packageName); 4197 if (p != null && p.isMatch(flags)) { 4198 PackageSetting ps = (PackageSetting) p.mExtras; 4199 if (filterAppAccessLPr(ps, callingUid, userId)) { 4200 return null; 4201 } 4202 // TODO: Shouldn't this be checking for package installed state for userId and 4203 // return null? 4204 return ps.getPermissionsState().computeGids(userId); 4205 } 4206 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4207 final PackageSetting ps = mSettings.mPackages.get(packageName); 4208 if (ps != null && ps.isMatch(flags) 4209 && !filterAppAccessLPr(ps, callingUid, userId)) { 4210 return ps.getPermissionsState().computeGids(userId); 4211 } 4212 } 4213 } 4214 4215 return null; 4216 } 4217 4218 @Override 4219 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4220 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4221 } 4222 4223 @Override 4224 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4225 int flags) { 4226 final List<PermissionInfo> permissionList = 4227 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4228 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4229 } 4230 4231 @Override 4232 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4233 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4234 } 4235 4236 @Override 4237 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4238 final List<PermissionGroupInfo> permissionList = 4239 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4240 return (permissionList == null) 4241 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4242 } 4243 4244 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4245 int filterCallingUid, int userId) { 4246 if (!sUserManager.exists(userId)) return null; 4247 PackageSetting ps = mSettings.mPackages.get(packageName); 4248 if (ps != null) { 4249 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4250 return null; 4251 } 4252 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4253 return null; 4254 } 4255 if (ps.pkg == null) { 4256 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4257 if (pInfo != null) { 4258 return pInfo.applicationInfo; 4259 } 4260 return null; 4261 } 4262 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4263 ps.readUserState(userId), userId); 4264 if (ai != null) { 4265 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4266 } 4267 return ai; 4268 } 4269 return null; 4270 } 4271 4272 @Override 4273 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4274 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4275 } 4276 4277 /** 4278 * Important: The provided filterCallingUid is used exclusively to filter out applications 4279 * that can be seen based on user state. It's typically the original caller uid prior 4280 * to clearing. Because it can only be provided by trusted code, it's value can be 4281 * trusted and will be used as-is; unlike userId which will be validated by this method. 4282 */ 4283 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4284 int filterCallingUid, int userId) { 4285 if (!sUserManager.exists(userId)) return null; 4286 flags = updateFlagsForApplication(flags, userId, packageName); 4287 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4288 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4289 4290 // writer 4291 synchronized (mPackages) { 4292 // Normalize package name to handle renamed packages and static libs 4293 packageName = resolveInternalPackageNameLPr(packageName, 4294 PackageManager.VERSION_CODE_HIGHEST); 4295 4296 PackageParser.Package p = mPackages.get(packageName); 4297 if (DEBUG_PACKAGE_INFO) Log.v( 4298 TAG, "getApplicationInfo " + packageName 4299 + ": " + p); 4300 if (p != null) { 4301 PackageSetting ps = mSettings.mPackages.get(packageName); 4302 if (ps == null) return null; 4303 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4304 return null; 4305 } 4306 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4307 return null; 4308 } 4309 // Note: isEnabledLP() does not apply here - always return info 4310 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4311 p, flags, ps.readUserState(userId), userId); 4312 if (ai != null) { 4313 ai.packageName = resolveExternalPackageNameLPr(p); 4314 } 4315 return ai; 4316 } 4317 if ("android".equals(packageName)||"system".equals(packageName)) { 4318 return mAndroidApplication; 4319 } 4320 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4321 // Already generates the external package name 4322 return generateApplicationInfoFromSettingsLPw(packageName, 4323 flags, filterCallingUid, userId); 4324 } 4325 } 4326 return null; 4327 } 4328 4329 private String normalizePackageNameLPr(String packageName) { 4330 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4331 return normalizedPackageName != null ? normalizedPackageName : packageName; 4332 } 4333 4334 @Override 4335 public void deletePreloadsFileCache() { 4336 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4337 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4338 } 4339 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4340 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4341 FileUtils.deleteContents(dir); 4342 } 4343 4344 @Override 4345 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4346 final int storageFlags, final IPackageDataObserver observer) { 4347 mContext.enforceCallingOrSelfPermission( 4348 android.Manifest.permission.CLEAR_APP_CACHE, null); 4349 mHandler.post(() -> { 4350 boolean success = false; 4351 try { 4352 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4353 success = true; 4354 } catch (IOException e) { 4355 Slog.w(TAG, e); 4356 } 4357 if (observer != null) { 4358 try { 4359 observer.onRemoveCompleted(null, success); 4360 } catch (RemoteException e) { 4361 Slog.w(TAG, e); 4362 } 4363 } 4364 }); 4365 } 4366 4367 @Override 4368 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4369 final int storageFlags, final IntentSender pi) { 4370 mContext.enforceCallingOrSelfPermission( 4371 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4372 mHandler.post(() -> { 4373 boolean success = false; 4374 try { 4375 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4376 success = true; 4377 } catch (IOException e) { 4378 Slog.w(TAG, e); 4379 } 4380 if (pi != null) { 4381 try { 4382 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4383 } catch (SendIntentException e) { 4384 Slog.w(TAG, e); 4385 } 4386 } 4387 }); 4388 } 4389 4390 /** 4391 * Blocking call to clear various types of cached data across the system 4392 * until the requested bytes are available. 4393 */ 4394 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4395 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4396 final File file = storage.findPathForUuid(volumeUuid); 4397 if (file.getUsableSpace() >= bytes) return; 4398 4399 if (ENABLE_FREE_CACHE_V2) { 4400 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4401 volumeUuid); 4402 final boolean aggressive = (storageFlags 4403 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4404 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4405 4406 // 1. Pre-flight to determine if we have any chance to succeed 4407 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4408 if (internalVolume && (aggressive || SystemProperties 4409 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4410 deletePreloadsFileCache(); 4411 if (file.getUsableSpace() >= bytes) return; 4412 } 4413 4414 // 3. Consider parsed APK data (aggressive only) 4415 if (internalVolume && aggressive) { 4416 FileUtils.deleteContents(mCacheDir); 4417 if (file.getUsableSpace() >= bytes) return; 4418 } 4419 4420 // 4. Consider cached app data (above quotas) 4421 try { 4422 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4423 Installer.FLAG_FREE_CACHE_V2); 4424 } catch (InstallerException ignored) { 4425 } 4426 if (file.getUsableSpace() >= bytes) return; 4427 4428 // 5. Consider shared libraries with refcount=0 and age>min cache period 4429 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4430 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4431 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4432 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4433 return; 4434 } 4435 4436 // 6. Consider dexopt output (aggressive only) 4437 // TODO: Implement 4438 4439 // 7. Consider installed instant apps unused longer than min cache period 4440 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4441 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4442 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4443 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4444 return; 4445 } 4446 4447 // 8. Consider cached app data (below quotas) 4448 try { 4449 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4450 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4451 } catch (InstallerException ignored) { 4452 } 4453 if (file.getUsableSpace() >= bytes) return; 4454 4455 // 9. Consider DropBox entries 4456 // TODO: Implement 4457 4458 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4459 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4460 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4461 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4462 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4463 return; 4464 } 4465 } else { 4466 try { 4467 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4468 } catch (InstallerException ignored) { 4469 } 4470 if (file.getUsableSpace() >= bytes) return; 4471 } 4472 4473 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4474 } 4475 4476 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4477 throws IOException { 4478 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4479 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4480 4481 List<VersionedPackage> packagesToDelete = null; 4482 final long now = System.currentTimeMillis(); 4483 4484 synchronized (mPackages) { 4485 final int[] allUsers = sUserManager.getUserIds(); 4486 final int libCount = mSharedLibraries.size(); 4487 for (int i = 0; i < libCount; i++) { 4488 final LongSparseArray<SharedLibraryEntry> versionedLib 4489 = mSharedLibraries.valueAt(i); 4490 if (versionedLib == null) { 4491 continue; 4492 } 4493 final int versionCount = versionedLib.size(); 4494 for (int j = 0; j < versionCount; j++) { 4495 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4496 // Skip packages that are not static shared libs. 4497 if (!libInfo.isStatic()) { 4498 break; 4499 } 4500 // Important: We skip static shared libs used for some user since 4501 // in such a case we need to keep the APK on the device. The check for 4502 // a lib being used for any user is performed by the uninstall call. 4503 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4504 // Resolve the package name - we use synthetic package names internally 4505 final String internalPackageName = resolveInternalPackageNameLPr( 4506 declaringPackage.getPackageName(), 4507 declaringPackage.getLongVersionCode()); 4508 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4509 // Skip unused static shared libs cached less than the min period 4510 // to prevent pruning a lib needed by a subsequently installed package. 4511 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4512 continue; 4513 } 4514 if (packagesToDelete == null) { 4515 packagesToDelete = new ArrayList<>(); 4516 } 4517 packagesToDelete.add(new VersionedPackage(internalPackageName, 4518 declaringPackage.getLongVersionCode())); 4519 } 4520 } 4521 } 4522 4523 if (packagesToDelete != null) { 4524 final int packageCount = packagesToDelete.size(); 4525 for (int i = 0; i < packageCount; i++) { 4526 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4527 // Delete the package synchronously (will fail of the lib used for any user). 4528 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4529 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4530 == PackageManager.DELETE_SUCCEEDED) { 4531 if (volume.getUsableSpace() >= neededSpace) { 4532 return true; 4533 } 4534 } 4535 } 4536 } 4537 4538 return false; 4539 } 4540 4541 /** 4542 * Update given flags based on encryption status of current user. 4543 */ 4544 private int updateFlags(int flags, int userId) { 4545 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4546 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4547 // Caller expressed an explicit opinion about what encryption 4548 // aware/unaware components they want to see, so fall through and 4549 // give them what they want 4550 } else { 4551 // Caller expressed no opinion, so match based on user state 4552 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4553 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4554 } else { 4555 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4556 } 4557 } 4558 return flags; 4559 } 4560 4561 private UserManagerInternal getUserManagerInternal() { 4562 if (mUserManagerInternal == null) { 4563 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4564 } 4565 return mUserManagerInternal; 4566 } 4567 4568 private DeviceIdleController.LocalService getDeviceIdleController() { 4569 if (mDeviceIdleController == null) { 4570 mDeviceIdleController = 4571 LocalServices.getService(DeviceIdleController.LocalService.class); 4572 } 4573 return mDeviceIdleController; 4574 } 4575 4576 /** 4577 * Update given flags when being used to request {@link PackageInfo}. 4578 */ 4579 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4580 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4581 boolean triaged = true; 4582 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4583 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4584 // Caller is asking for component details, so they'd better be 4585 // asking for specific encryption matching behavior, or be triaged 4586 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4587 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4588 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4589 triaged = false; 4590 } 4591 } 4592 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4593 | PackageManager.MATCH_SYSTEM_ONLY 4594 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4595 triaged = false; 4596 } 4597 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4598 mPermissionManager.enforceCrossUserPermission( 4599 Binder.getCallingUid(), userId, false, false, 4600 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4601 + Debug.getCallers(5)); 4602 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4603 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4604 // If the caller wants all packages and has a restricted profile associated with it, 4605 // then match all users. This is to make sure that launchers that need to access work 4606 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4607 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4608 flags |= PackageManager.MATCH_ANY_USER; 4609 } 4610 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4611 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4612 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4613 } 4614 return updateFlags(flags, userId); 4615 } 4616 4617 /** 4618 * Update given flags when being used to request {@link ApplicationInfo}. 4619 */ 4620 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4621 return updateFlagsForPackage(flags, userId, cookie); 4622 } 4623 4624 /** 4625 * Update given flags when being used to request {@link ComponentInfo}. 4626 */ 4627 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4628 if (cookie instanceof Intent) { 4629 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4630 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4631 } 4632 } 4633 4634 boolean triaged = true; 4635 // Caller is asking for component details, so they'd better be 4636 // asking for specific encryption matching behavior, or be triaged 4637 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4638 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4639 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4640 triaged = false; 4641 } 4642 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4643 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4644 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4645 } 4646 4647 return updateFlags(flags, userId); 4648 } 4649 4650 /** 4651 * Update given intent when being used to request {@link ResolveInfo}. 4652 */ 4653 private Intent updateIntentForResolve(Intent intent) { 4654 if (intent.getSelector() != null) { 4655 intent = intent.getSelector(); 4656 } 4657 if (DEBUG_PREFERRED) { 4658 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4659 } 4660 return intent; 4661 } 4662 4663 /** 4664 * Update given flags when being used to request {@link ResolveInfo}. 4665 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4666 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4667 * flag set. However, this flag is only honoured in three circumstances: 4668 * <ul> 4669 * <li>when called from a system process</li> 4670 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4671 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4672 * action and a {@code android.intent.category.BROWSABLE} category</li> 4673 * </ul> 4674 */ 4675 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4676 return updateFlagsForResolve(flags, userId, intent, callingUid, 4677 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4678 } 4679 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4680 boolean wantInstantApps) { 4681 return updateFlagsForResolve(flags, userId, intent, callingUid, 4682 wantInstantApps, false /*onlyExposedExplicitly*/); 4683 } 4684 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4685 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4686 // Safe mode means we shouldn't match any third-party components 4687 if (mSafeMode) { 4688 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4689 } 4690 if (getInstantAppPackageName(callingUid) != null) { 4691 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4692 if (onlyExposedExplicitly) { 4693 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4694 } 4695 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4696 flags |= PackageManager.MATCH_INSTANT; 4697 } else { 4698 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4699 final boolean allowMatchInstant = 4700 (wantInstantApps 4701 && Intent.ACTION_VIEW.equals(intent.getAction()) 4702 && hasWebURI(intent)) 4703 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4704 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4705 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4706 if (!allowMatchInstant) { 4707 flags &= ~PackageManager.MATCH_INSTANT; 4708 } 4709 } 4710 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4711 } 4712 4713 @Override 4714 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4715 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4716 } 4717 4718 /** 4719 * Important: The provided filterCallingUid is used exclusively to filter out activities 4720 * that can be seen based on user state. It's typically the original caller uid prior 4721 * to clearing. Because it can only be provided by trusted code, it's value can be 4722 * trusted and will be used as-is; unlike userId which will be validated by this method. 4723 */ 4724 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4725 int filterCallingUid, int userId) { 4726 if (!sUserManager.exists(userId)) return null; 4727 flags = updateFlagsForComponent(flags, userId, component); 4728 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4729 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4730 synchronized (mPackages) { 4731 PackageParser.Activity a = mActivities.mActivities.get(component); 4732 4733 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4734 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4735 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4736 if (ps == null) return null; 4737 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4738 return null; 4739 } 4740 return PackageParser.generateActivityInfo( 4741 a, flags, ps.readUserState(userId), userId); 4742 } 4743 if (mResolveComponentName.equals(component)) { 4744 return PackageParser.generateActivityInfo( 4745 mResolveActivity, flags, new PackageUserState(), userId); 4746 } 4747 } 4748 return null; 4749 } 4750 4751 @Override 4752 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4753 String resolvedType) { 4754 synchronized (mPackages) { 4755 if (component.equals(mResolveComponentName)) { 4756 // The resolver supports EVERYTHING! 4757 return true; 4758 } 4759 final int callingUid = Binder.getCallingUid(); 4760 final int callingUserId = UserHandle.getUserId(callingUid); 4761 PackageParser.Activity a = mActivities.mActivities.get(component); 4762 if (a == null) { 4763 return false; 4764 } 4765 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4766 if (ps == null) { 4767 return false; 4768 } 4769 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4770 return false; 4771 } 4772 for (int i=0; i<a.intents.size(); i++) { 4773 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4774 intent.getData(), intent.getCategories(), TAG) >= 0) { 4775 return true; 4776 } 4777 } 4778 return false; 4779 } 4780 } 4781 4782 @Override 4783 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4784 if (!sUserManager.exists(userId)) return null; 4785 final int callingUid = Binder.getCallingUid(); 4786 flags = updateFlagsForComponent(flags, userId, component); 4787 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4788 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4789 synchronized (mPackages) { 4790 PackageParser.Activity a = mReceivers.mActivities.get(component); 4791 if (DEBUG_PACKAGE_INFO) Log.v( 4792 TAG, "getReceiverInfo " + component + ": " + a); 4793 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4794 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4795 if (ps == null) return null; 4796 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4797 return null; 4798 } 4799 return PackageParser.generateActivityInfo( 4800 a, flags, ps.readUserState(userId), userId); 4801 } 4802 } 4803 return null; 4804 } 4805 4806 @Override 4807 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4808 int flags, int userId) { 4809 if (!sUserManager.exists(userId)) return null; 4810 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4811 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4812 return null; 4813 } 4814 4815 flags = updateFlagsForPackage(flags, userId, null); 4816 4817 final boolean canSeeStaticLibraries = 4818 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4819 == PERMISSION_GRANTED 4820 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4821 == PERMISSION_GRANTED 4822 || canRequestPackageInstallsInternal(packageName, 4823 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4824 false /* throwIfPermNotDeclared*/) 4825 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4826 == PERMISSION_GRANTED; 4827 4828 synchronized (mPackages) { 4829 List<SharedLibraryInfo> result = null; 4830 4831 final int libCount = mSharedLibraries.size(); 4832 for (int i = 0; i < libCount; i++) { 4833 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4834 if (versionedLib == null) { 4835 continue; 4836 } 4837 4838 final int versionCount = versionedLib.size(); 4839 for (int j = 0; j < versionCount; j++) { 4840 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4841 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4842 break; 4843 } 4844 final long identity = Binder.clearCallingIdentity(); 4845 try { 4846 PackageInfo packageInfo = getPackageInfoVersioned( 4847 libInfo.getDeclaringPackage(), flags 4848 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4849 if (packageInfo == null) { 4850 continue; 4851 } 4852 } finally { 4853 Binder.restoreCallingIdentity(identity); 4854 } 4855 4856 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4857 libInfo.getLongVersion(), libInfo.getType(), 4858 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4859 flags, userId)); 4860 4861 if (result == null) { 4862 result = new ArrayList<>(); 4863 } 4864 result.add(resLibInfo); 4865 } 4866 } 4867 4868 return result != null ? new ParceledListSlice<>(result) : null; 4869 } 4870 } 4871 4872 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4873 SharedLibraryInfo libInfo, int flags, int userId) { 4874 List<VersionedPackage> versionedPackages = null; 4875 final int packageCount = mSettings.mPackages.size(); 4876 for (int i = 0; i < packageCount; i++) { 4877 PackageSetting ps = mSettings.mPackages.valueAt(i); 4878 4879 if (ps == null) { 4880 continue; 4881 } 4882 4883 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4884 continue; 4885 } 4886 4887 final String libName = libInfo.getName(); 4888 if (libInfo.isStatic()) { 4889 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4890 if (libIdx < 0) { 4891 continue; 4892 } 4893 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 4894 continue; 4895 } 4896 if (versionedPackages == null) { 4897 versionedPackages = new ArrayList<>(); 4898 } 4899 // If the dependent is a static shared lib, use the public package name 4900 String dependentPackageName = ps.name; 4901 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4902 dependentPackageName = ps.pkg.manifestPackageName; 4903 } 4904 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4905 } else if (ps.pkg != null) { 4906 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4907 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4908 if (versionedPackages == null) { 4909 versionedPackages = new ArrayList<>(); 4910 } 4911 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4912 } 4913 } 4914 } 4915 4916 return versionedPackages; 4917 } 4918 4919 @Override 4920 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4921 if (!sUserManager.exists(userId)) return null; 4922 final int callingUid = Binder.getCallingUid(); 4923 flags = updateFlagsForComponent(flags, userId, component); 4924 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4925 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4926 synchronized (mPackages) { 4927 PackageParser.Service s = mServices.mServices.get(component); 4928 if (DEBUG_PACKAGE_INFO) Log.v( 4929 TAG, "getServiceInfo " + component + ": " + s); 4930 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4931 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4932 if (ps == null) return null; 4933 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 4934 return null; 4935 } 4936 return PackageParser.generateServiceInfo( 4937 s, flags, ps.readUserState(userId), userId); 4938 } 4939 } 4940 return null; 4941 } 4942 4943 @Override 4944 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4945 if (!sUserManager.exists(userId)) return null; 4946 final int callingUid = Binder.getCallingUid(); 4947 flags = updateFlagsForComponent(flags, userId, component); 4948 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4949 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4950 synchronized (mPackages) { 4951 PackageParser.Provider p = mProviders.mProviders.get(component); 4952 if (DEBUG_PACKAGE_INFO) Log.v( 4953 TAG, "getProviderInfo " + component + ": " + p); 4954 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4955 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4956 if (ps == null) return null; 4957 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 4958 return null; 4959 } 4960 return PackageParser.generateProviderInfo( 4961 p, flags, ps.readUserState(userId), userId); 4962 } 4963 } 4964 return null; 4965 } 4966 4967 @Override 4968 public String[] getSystemSharedLibraryNames() { 4969 // allow instant applications 4970 synchronized (mPackages) { 4971 Set<String> libs = null; 4972 final int libCount = mSharedLibraries.size(); 4973 for (int i = 0; i < libCount; i++) { 4974 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4975 if (versionedLib == null) { 4976 continue; 4977 } 4978 final int versionCount = versionedLib.size(); 4979 for (int j = 0; j < versionCount; j++) { 4980 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4981 if (!libEntry.info.isStatic()) { 4982 if (libs == null) { 4983 libs = new ArraySet<>(); 4984 } 4985 libs.add(libEntry.info.getName()); 4986 break; 4987 } 4988 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4989 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4990 UserHandle.getUserId(Binder.getCallingUid()), 4991 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 4992 if (libs == null) { 4993 libs = new ArraySet<>(); 4994 } 4995 libs.add(libEntry.info.getName()); 4996 break; 4997 } 4998 } 4999 } 5000 5001 if (libs != null) { 5002 String[] libsArray = new String[libs.size()]; 5003 libs.toArray(libsArray); 5004 return libsArray; 5005 } 5006 5007 return null; 5008 } 5009 } 5010 5011 @Override 5012 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5013 // allow instant applications 5014 synchronized (mPackages) { 5015 return mServicesSystemSharedLibraryPackageName; 5016 } 5017 } 5018 5019 @Override 5020 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5021 // allow instant applications 5022 synchronized (mPackages) { 5023 return mSharedSystemSharedLibraryPackageName; 5024 } 5025 } 5026 5027 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5028 for (int i = userList.length - 1; i >= 0; --i) { 5029 final int userId = userList[i]; 5030 // don't add instant app to the list of updates 5031 if (pkgSetting.getInstantApp(userId)) { 5032 continue; 5033 } 5034 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5035 if (changedPackages == null) { 5036 changedPackages = new SparseArray<>(); 5037 mChangedPackages.put(userId, changedPackages); 5038 } 5039 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5040 if (sequenceNumbers == null) { 5041 sequenceNumbers = new HashMap<>(); 5042 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5043 } 5044 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5045 if (sequenceNumber != null) { 5046 changedPackages.remove(sequenceNumber); 5047 } 5048 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5049 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5050 } 5051 mChangedPackagesSequenceNumber++; 5052 } 5053 5054 @Override 5055 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5056 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5057 return null; 5058 } 5059 synchronized (mPackages) { 5060 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5061 return null; 5062 } 5063 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5064 if (changedPackages == null) { 5065 return null; 5066 } 5067 final List<String> packageNames = 5068 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5069 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5070 final String packageName = changedPackages.get(i); 5071 if (packageName != null) { 5072 packageNames.add(packageName); 5073 } 5074 } 5075 return packageNames.isEmpty() 5076 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5077 } 5078 } 5079 5080 @Override 5081 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5082 // allow instant applications 5083 ArrayList<FeatureInfo> res; 5084 synchronized (mAvailableFeatures) { 5085 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5086 res.addAll(mAvailableFeatures.values()); 5087 } 5088 final FeatureInfo fi = new FeatureInfo(); 5089 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5090 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5091 res.add(fi); 5092 5093 return new ParceledListSlice<>(res); 5094 } 5095 5096 @Override 5097 public boolean hasSystemFeature(String name, int version) { 5098 // allow instant applications 5099 synchronized (mAvailableFeatures) { 5100 final FeatureInfo feat = mAvailableFeatures.get(name); 5101 if (feat == null) { 5102 return false; 5103 } else { 5104 return feat.version >= version; 5105 } 5106 } 5107 } 5108 5109 @Override 5110 public int checkPermission(String permName, String pkgName, int userId) { 5111 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5112 } 5113 5114 @Override 5115 public int checkUidPermission(String permName, int uid) { 5116 return mPermissionManager.checkUidPermission(permName, uid, getCallingUid()); 5117 } 5118 5119 @Override 5120 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5121 if (UserHandle.getCallingUserId() != userId) { 5122 mContext.enforceCallingPermission( 5123 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5124 "isPermissionRevokedByPolicy for user " + userId); 5125 } 5126 5127 if (checkPermission(permission, packageName, userId) 5128 == PackageManager.PERMISSION_GRANTED) { 5129 return false; 5130 } 5131 5132 final int callingUid = Binder.getCallingUid(); 5133 if (getInstantAppPackageName(callingUid) != null) { 5134 if (!isCallerSameApp(packageName, callingUid)) { 5135 return false; 5136 } 5137 } else { 5138 if (isInstantApp(packageName, userId)) { 5139 return false; 5140 } 5141 } 5142 5143 final long identity = Binder.clearCallingIdentity(); 5144 try { 5145 final int flags = getPermissionFlags(permission, packageName, userId); 5146 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5147 } finally { 5148 Binder.restoreCallingIdentity(identity); 5149 } 5150 } 5151 5152 @Override 5153 public String getPermissionControllerPackageName() { 5154 synchronized (mPackages) { 5155 return mRequiredInstallerPackage; 5156 } 5157 } 5158 5159 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5160 return mPermissionManager.addDynamicPermission( 5161 info, async, getCallingUid(), new PermissionCallback() { 5162 @Override 5163 public void onPermissionChanged() { 5164 if (!async) { 5165 mSettings.writeLPr(); 5166 } else { 5167 scheduleWriteSettingsLocked(); 5168 } 5169 } 5170 }); 5171 } 5172 5173 @Override 5174 public boolean addPermission(PermissionInfo info) { 5175 synchronized (mPackages) { 5176 return addDynamicPermission(info, false); 5177 } 5178 } 5179 5180 @Override 5181 public boolean addPermissionAsync(PermissionInfo info) { 5182 synchronized (mPackages) { 5183 return addDynamicPermission(info, true); 5184 } 5185 } 5186 5187 @Override 5188 public void removePermission(String permName) { 5189 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5190 } 5191 5192 @Override 5193 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5194 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5195 getCallingUid(), userId, mPermissionCallback); 5196 } 5197 5198 @Override 5199 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5200 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5201 getCallingUid(), userId, mPermissionCallback); 5202 } 5203 5204 @Override 5205 public void resetRuntimePermissions() { 5206 mContext.enforceCallingOrSelfPermission( 5207 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5208 "revokeRuntimePermission"); 5209 5210 int callingUid = Binder.getCallingUid(); 5211 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5212 mContext.enforceCallingOrSelfPermission( 5213 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5214 "resetRuntimePermissions"); 5215 } 5216 5217 synchronized (mPackages) { 5218 mPermissionManager.updateAllPermissions( 5219 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5220 mPermissionCallback); 5221 for (int userId : UserManagerService.getInstance().getUserIds()) { 5222 final int packageCount = mPackages.size(); 5223 for (int i = 0; i < packageCount; i++) { 5224 PackageParser.Package pkg = mPackages.valueAt(i); 5225 if (!(pkg.mExtras instanceof PackageSetting)) { 5226 continue; 5227 } 5228 PackageSetting ps = (PackageSetting) pkg.mExtras; 5229 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5230 } 5231 } 5232 } 5233 } 5234 5235 @Override 5236 public int getPermissionFlags(String permName, String packageName, int userId) { 5237 return mPermissionManager.getPermissionFlags( 5238 permName, packageName, getCallingUid(), userId); 5239 } 5240 5241 @Override 5242 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5243 int flagValues, int userId) { 5244 mPermissionManager.updatePermissionFlags( 5245 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5246 mPermissionCallback); 5247 } 5248 5249 /** 5250 * Update the permission flags for all packages and runtime permissions of a user in order 5251 * to allow device or profile owner to remove POLICY_FIXED. 5252 */ 5253 @Override 5254 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5255 synchronized (mPackages) { 5256 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5257 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5258 mPermissionCallback); 5259 if (changed) { 5260 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5261 } 5262 } 5263 } 5264 5265 @Override 5266 public boolean shouldShowRequestPermissionRationale(String permissionName, 5267 String packageName, int userId) { 5268 if (UserHandle.getCallingUserId() != userId) { 5269 mContext.enforceCallingPermission( 5270 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5271 "canShowRequestPermissionRationale for user " + userId); 5272 } 5273 5274 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5275 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5276 return false; 5277 } 5278 5279 if (checkPermission(permissionName, packageName, userId) 5280 == PackageManager.PERMISSION_GRANTED) { 5281 return false; 5282 } 5283 5284 final int flags; 5285 5286 final long identity = Binder.clearCallingIdentity(); 5287 try { 5288 flags = getPermissionFlags(permissionName, 5289 packageName, userId); 5290 } finally { 5291 Binder.restoreCallingIdentity(identity); 5292 } 5293 5294 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5295 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5296 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5297 5298 if ((flags & fixedFlags) != 0) { 5299 return false; 5300 } 5301 5302 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5303 } 5304 5305 @Override 5306 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5307 mContext.enforceCallingOrSelfPermission( 5308 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5309 "addOnPermissionsChangeListener"); 5310 5311 synchronized (mPackages) { 5312 mOnPermissionChangeListeners.addListenerLocked(listener); 5313 } 5314 } 5315 5316 @Override 5317 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5318 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5319 throw new SecurityException("Instant applications don't have access to this method"); 5320 } 5321 synchronized (mPackages) { 5322 mOnPermissionChangeListeners.removeListenerLocked(listener); 5323 } 5324 } 5325 5326 @Override 5327 public boolean isProtectedBroadcast(String actionName) { 5328 // allow instant applications 5329 synchronized (mProtectedBroadcasts) { 5330 if (mProtectedBroadcasts.contains(actionName)) { 5331 return true; 5332 } else if (actionName != null) { 5333 // TODO: remove these terrible hacks 5334 if (actionName.startsWith("android.net.netmon.lingerExpired") 5335 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5336 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5337 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5338 return true; 5339 } 5340 } 5341 } 5342 return false; 5343 } 5344 5345 @Override 5346 public int checkSignatures(String pkg1, String pkg2) { 5347 synchronized (mPackages) { 5348 final PackageParser.Package p1 = mPackages.get(pkg1); 5349 final PackageParser.Package p2 = mPackages.get(pkg2); 5350 if (p1 == null || p1.mExtras == null 5351 || p2 == null || p2.mExtras == null) { 5352 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5353 } 5354 final int callingUid = Binder.getCallingUid(); 5355 final int callingUserId = UserHandle.getUserId(callingUid); 5356 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5357 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5358 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5359 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5360 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5361 } 5362 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5363 } 5364 } 5365 5366 @Override 5367 public int checkUidSignatures(int uid1, int uid2) { 5368 final int callingUid = Binder.getCallingUid(); 5369 final int callingUserId = UserHandle.getUserId(callingUid); 5370 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5371 // Map to base uids. 5372 uid1 = UserHandle.getAppId(uid1); 5373 uid2 = UserHandle.getAppId(uid2); 5374 // reader 5375 synchronized (mPackages) { 5376 Signature[] s1; 5377 Signature[] s2; 5378 Object obj = mSettings.getUserIdLPr(uid1); 5379 if (obj != null) { 5380 if (obj instanceof SharedUserSetting) { 5381 if (isCallerInstantApp) { 5382 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5383 } 5384 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5385 } else if (obj instanceof PackageSetting) { 5386 final PackageSetting ps = (PackageSetting) obj; 5387 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5388 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5389 } 5390 s1 = ps.signatures.mSignatures; 5391 } else { 5392 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5393 } 5394 } else { 5395 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5396 } 5397 obj = mSettings.getUserIdLPr(uid2); 5398 if (obj != null) { 5399 if (obj instanceof SharedUserSetting) { 5400 if (isCallerInstantApp) { 5401 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5402 } 5403 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5404 } else if (obj instanceof PackageSetting) { 5405 final PackageSetting ps = (PackageSetting) obj; 5406 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5407 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5408 } 5409 s2 = ps.signatures.mSignatures; 5410 } else { 5411 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5412 } 5413 } else { 5414 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5415 } 5416 return compareSignatures(s1, s2); 5417 } 5418 } 5419 5420 /** 5421 * This method should typically only be used when granting or revoking 5422 * permissions, since the app may immediately restart after this call. 5423 * <p> 5424 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5425 * guard your work against the app being relaunched. 5426 */ 5427 private void killUid(int appId, int userId, String reason) { 5428 final long identity = Binder.clearCallingIdentity(); 5429 try { 5430 IActivityManager am = ActivityManager.getService(); 5431 if (am != null) { 5432 try { 5433 am.killUid(appId, userId, reason); 5434 } catch (RemoteException e) { 5435 /* ignore - same process */ 5436 } 5437 } 5438 } finally { 5439 Binder.restoreCallingIdentity(identity); 5440 } 5441 } 5442 5443 /** 5444 * If the database version for this type of package (internal storage or 5445 * external storage) is less than the version where package signatures 5446 * were updated, return true. 5447 */ 5448 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5449 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5450 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5451 } 5452 5453 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5454 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5455 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5456 } 5457 5458 @Override 5459 public List<String> getAllPackages() { 5460 final int callingUid = Binder.getCallingUid(); 5461 final int callingUserId = UserHandle.getUserId(callingUid); 5462 synchronized (mPackages) { 5463 if (canViewInstantApps(callingUid, callingUserId)) { 5464 return new ArrayList<String>(mPackages.keySet()); 5465 } 5466 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5467 final List<String> result = new ArrayList<>(); 5468 if (instantAppPkgName != null) { 5469 // caller is an instant application; filter unexposed applications 5470 for (PackageParser.Package pkg : mPackages.values()) { 5471 if (!pkg.visibleToInstantApps) { 5472 continue; 5473 } 5474 result.add(pkg.packageName); 5475 } 5476 } else { 5477 // caller is a normal application; filter instant applications 5478 for (PackageParser.Package pkg : mPackages.values()) { 5479 final PackageSetting ps = 5480 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5481 if (ps != null 5482 && ps.getInstantApp(callingUserId) 5483 && !mInstantAppRegistry.isInstantAccessGranted( 5484 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5485 continue; 5486 } 5487 result.add(pkg.packageName); 5488 } 5489 } 5490 return result; 5491 } 5492 } 5493 5494 @Override 5495 public String[] getPackagesForUid(int uid) { 5496 final int callingUid = Binder.getCallingUid(); 5497 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5498 final int userId = UserHandle.getUserId(uid); 5499 uid = UserHandle.getAppId(uid); 5500 // reader 5501 synchronized (mPackages) { 5502 Object obj = mSettings.getUserIdLPr(uid); 5503 if (obj instanceof SharedUserSetting) { 5504 if (isCallerInstantApp) { 5505 return null; 5506 } 5507 final SharedUserSetting sus = (SharedUserSetting) obj; 5508 final int N = sus.packages.size(); 5509 String[] res = new String[N]; 5510 final Iterator<PackageSetting> it = sus.packages.iterator(); 5511 int i = 0; 5512 while (it.hasNext()) { 5513 PackageSetting ps = it.next(); 5514 if (ps.getInstalled(userId)) { 5515 res[i++] = ps.name; 5516 } else { 5517 res = ArrayUtils.removeElement(String.class, res, res[i]); 5518 } 5519 } 5520 return res; 5521 } else if (obj instanceof PackageSetting) { 5522 final PackageSetting ps = (PackageSetting) obj; 5523 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5524 return new String[]{ps.name}; 5525 } 5526 } 5527 } 5528 return null; 5529 } 5530 5531 @Override 5532 public String getNameForUid(int uid) { 5533 final int callingUid = Binder.getCallingUid(); 5534 if (getInstantAppPackageName(callingUid) != null) { 5535 return null; 5536 } 5537 synchronized (mPackages) { 5538 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5539 if (obj instanceof SharedUserSetting) { 5540 final SharedUserSetting sus = (SharedUserSetting) obj; 5541 return sus.name + ":" + sus.userId; 5542 } else if (obj instanceof PackageSetting) { 5543 final PackageSetting ps = (PackageSetting) obj; 5544 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5545 return null; 5546 } 5547 return ps.name; 5548 } 5549 return null; 5550 } 5551 } 5552 5553 @Override 5554 public String[] getNamesForUids(int[] uids) { 5555 if (uids == null || uids.length == 0) { 5556 return null; 5557 } 5558 final int callingUid = Binder.getCallingUid(); 5559 if (getInstantAppPackageName(callingUid) != null) { 5560 return null; 5561 } 5562 final String[] names = new String[uids.length]; 5563 synchronized (mPackages) { 5564 for (int i = uids.length - 1; i >= 0; i--) { 5565 final int uid = uids[i]; 5566 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5567 if (obj instanceof SharedUserSetting) { 5568 final SharedUserSetting sus = (SharedUserSetting) obj; 5569 names[i] = "shared:" + sus.name; 5570 } else if (obj instanceof PackageSetting) { 5571 final PackageSetting ps = (PackageSetting) obj; 5572 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5573 names[i] = null; 5574 } else { 5575 names[i] = ps.name; 5576 } 5577 } else { 5578 names[i] = null; 5579 } 5580 } 5581 } 5582 return names; 5583 } 5584 5585 @Override 5586 public int getUidForSharedUser(String sharedUserName) { 5587 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5588 return -1; 5589 } 5590 if (sharedUserName == null) { 5591 return -1; 5592 } 5593 // reader 5594 synchronized (mPackages) { 5595 SharedUserSetting suid; 5596 try { 5597 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5598 if (suid != null) { 5599 return suid.userId; 5600 } 5601 } catch (PackageManagerException ignore) { 5602 // can't happen, but, still need to catch it 5603 } 5604 return -1; 5605 } 5606 } 5607 5608 @Override 5609 public int getFlagsForUid(int uid) { 5610 final int callingUid = Binder.getCallingUid(); 5611 if (getInstantAppPackageName(callingUid) != null) { 5612 return 0; 5613 } 5614 synchronized (mPackages) { 5615 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5616 if (obj instanceof SharedUserSetting) { 5617 final SharedUserSetting sus = (SharedUserSetting) obj; 5618 return sus.pkgFlags; 5619 } else if (obj instanceof PackageSetting) { 5620 final PackageSetting ps = (PackageSetting) obj; 5621 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5622 return 0; 5623 } 5624 return ps.pkgFlags; 5625 } 5626 } 5627 return 0; 5628 } 5629 5630 @Override 5631 public int getPrivateFlagsForUid(int uid) { 5632 final int callingUid = Binder.getCallingUid(); 5633 if (getInstantAppPackageName(callingUid) != null) { 5634 return 0; 5635 } 5636 synchronized (mPackages) { 5637 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5638 if (obj instanceof SharedUserSetting) { 5639 final SharedUserSetting sus = (SharedUserSetting) obj; 5640 return sus.pkgPrivateFlags; 5641 } else if (obj instanceof PackageSetting) { 5642 final PackageSetting ps = (PackageSetting) obj; 5643 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5644 return 0; 5645 } 5646 return ps.pkgPrivateFlags; 5647 } 5648 } 5649 return 0; 5650 } 5651 5652 @Override 5653 public boolean isUidPrivileged(int uid) { 5654 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5655 return false; 5656 } 5657 uid = UserHandle.getAppId(uid); 5658 // reader 5659 synchronized (mPackages) { 5660 Object obj = mSettings.getUserIdLPr(uid); 5661 if (obj instanceof SharedUserSetting) { 5662 final SharedUserSetting sus = (SharedUserSetting) obj; 5663 final Iterator<PackageSetting> it = sus.packages.iterator(); 5664 while (it.hasNext()) { 5665 if (it.next().isPrivileged()) { 5666 return true; 5667 } 5668 } 5669 } else if (obj instanceof PackageSetting) { 5670 final PackageSetting ps = (PackageSetting) obj; 5671 return ps.isPrivileged(); 5672 } 5673 } 5674 return false; 5675 } 5676 5677 @Override 5678 public String[] getAppOpPermissionPackages(String permName) { 5679 return mPermissionManager.getAppOpPermissionPackages(permName); 5680 } 5681 5682 @Override 5683 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5684 int flags, int userId) { 5685 return resolveIntentInternal( 5686 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5687 } 5688 5689 /** 5690 * Normally instant apps can only be resolved when they're visible to the caller. 5691 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5692 * since we need to allow the system to start any installed application. 5693 */ 5694 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5695 int flags, int userId, boolean resolveForStart) { 5696 try { 5697 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5698 5699 if (!sUserManager.exists(userId)) return null; 5700 final int callingUid = Binder.getCallingUid(); 5701 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5702 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5703 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5704 5705 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5706 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5707 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5708 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5709 5710 final ResolveInfo bestChoice = 5711 chooseBestActivity(intent, resolvedType, flags, query, userId); 5712 return bestChoice; 5713 } finally { 5714 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5715 } 5716 } 5717 5718 @Override 5719 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5720 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5721 throw new SecurityException( 5722 "findPersistentPreferredActivity can only be run by the system"); 5723 } 5724 if (!sUserManager.exists(userId)) { 5725 return null; 5726 } 5727 final int callingUid = Binder.getCallingUid(); 5728 intent = updateIntentForResolve(intent); 5729 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5730 final int flags = updateFlagsForResolve( 5731 0, userId, intent, callingUid, false /*includeInstantApps*/); 5732 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5733 userId); 5734 synchronized (mPackages) { 5735 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5736 userId); 5737 } 5738 } 5739 5740 @Override 5741 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5742 IntentFilter filter, int match, ComponentName activity) { 5743 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5744 return; 5745 } 5746 final int userId = UserHandle.getCallingUserId(); 5747 if (DEBUG_PREFERRED) { 5748 Log.v(TAG, "setLastChosenActivity intent=" + intent 5749 + " resolvedType=" + resolvedType 5750 + " flags=" + flags 5751 + " filter=" + filter 5752 + " match=" + match 5753 + " activity=" + activity); 5754 filter.dump(new PrintStreamPrinter(System.out), " "); 5755 } 5756 intent.setComponent(null); 5757 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5758 userId); 5759 // Find any earlier preferred or last chosen entries and nuke them 5760 findPreferredActivity(intent, resolvedType, 5761 flags, query, 0, false, true, false, userId); 5762 // Add the new activity as the last chosen for this filter 5763 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5764 "Setting last chosen"); 5765 } 5766 5767 @Override 5768 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5769 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5770 return null; 5771 } 5772 final int userId = UserHandle.getCallingUserId(); 5773 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5774 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5775 userId); 5776 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5777 false, false, false, userId); 5778 } 5779 5780 /** 5781 * Returns whether or not instant apps have been disabled remotely. 5782 */ 5783 private boolean isEphemeralDisabled() { 5784 return mEphemeralAppsDisabled; 5785 } 5786 5787 private boolean isInstantAppAllowed( 5788 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5789 boolean skipPackageCheck) { 5790 if (mInstantAppResolverConnection == null) { 5791 return false; 5792 } 5793 if (mInstantAppInstallerActivity == null) { 5794 return false; 5795 } 5796 if (intent.getComponent() != null) { 5797 return false; 5798 } 5799 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5800 return false; 5801 } 5802 if (!skipPackageCheck && intent.getPackage() != null) { 5803 return false; 5804 } 5805 final boolean isWebUri = hasWebURI(intent); 5806 if (!isWebUri || intent.getData().getHost() == null) { 5807 return false; 5808 } 5809 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5810 // Or if there's already an ephemeral app installed that handles the action 5811 synchronized (mPackages) { 5812 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5813 for (int n = 0; n < count; n++) { 5814 final ResolveInfo info = resolvedActivities.get(n); 5815 final String packageName = info.activityInfo.packageName; 5816 final PackageSetting ps = mSettings.mPackages.get(packageName); 5817 if (ps != null) { 5818 // only check domain verification status if the app is not a browser 5819 if (!info.handleAllWebDataURI) { 5820 // Try to get the status from User settings first 5821 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5822 final int status = (int) (packedStatus >> 32); 5823 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5824 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5825 if (DEBUG_EPHEMERAL) { 5826 Slog.v(TAG, "DENY instant app;" 5827 + " pkg: " + packageName + ", status: " + status); 5828 } 5829 return false; 5830 } 5831 } 5832 if (ps.getInstantApp(userId)) { 5833 if (DEBUG_EPHEMERAL) { 5834 Slog.v(TAG, "DENY instant app installed;" 5835 + " pkg: " + packageName); 5836 } 5837 return false; 5838 } 5839 } 5840 } 5841 } 5842 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5843 return true; 5844 } 5845 5846 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5847 Intent origIntent, String resolvedType, String callingPackage, 5848 Bundle verificationBundle, int userId) { 5849 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5850 new InstantAppRequest(responseObj, origIntent, resolvedType, 5851 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 5852 mHandler.sendMessage(msg); 5853 } 5854 5855 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5856 int flags, List<ResolveInfo> query, int userId) { 5857 if (query != null) { 5858 final int N = query.size(); 5859 if (N == 1) { 5860 return query.get(0); 5861 } else if (N > 1) { 5862 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5863 // If there is more than one activity with the same priority, 5864 // then let the user decide between them. 5865 ResolveInfo r0 = query.get(0); 5866 ResolveInfo r1 = query.get(1); 5867 if (DEBUG_INTENT_MATCHING || debug) { 5868 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5869 + r1.activityInfo.name + "=" + r1.priority); 5870 } 5871 // If the first activity has a higher priority, or a different 5872 // default, then it is always desirable to pick it. 5873 if (r0.priority != r1.priority 5874 || r0.preferredOrder != r1.preferredOrder 5875 || r0.isDefault != r1.isDefault) { 5876 return query.get(0); 5877 } 5878 // If we have saved a preference for a preferred activity for 5879 // this Intent, use that. 5880 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5881 flags, query, r0.priority, true, false, debug, userId); 5882 if (ri != null) { 5883 return ri; 5884 } 5885 // If we have an ephemeral app, use it 5886 for (int i = 0; i < N; i++) { 5887 ri = query.get(i); 5888 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5889 final String packageName = ri.activityInfo.packageName; 5890 final PackageSetting ps = mSettings.mPackages.get(packageName); 5891 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5892 final int status = (int)(packedStatus >> 32); 5893 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5894 return ri; 5895 } 5896 } 5897 } 5898 ri = new ResolveInfo(mResolveInfo); 5899 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5900 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5901 // If all of the options come from the same package, show the application's 5902 // label and icon instead of the generic resolver's. 5903 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5904 // and then throw away the ResolveInfo itself, meaning that the caller loses 5905 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5906 // a fallback for this case; we only set the target package's resources on 5907 // the ResolveInfo, not the ActivityInfo. 5908 final String intentPackage = intent.getPackage(); 5909 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5910 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5911 ri.resolvePackageName = intentPackage; 5912 if (userNeedsBadging(userId)) { 5913 ri.noResourceId = true; 5914 } else { 5915 ri.icon = appi.icon; 5916 } 5917 ri.iconResourceId = appi.icon; 5918 ri.labelRes = appi.labelRes; 5919 } 5920 ri.activityInfo.applicationInfo = new ApplicationInfo( 5921 ri.activityInfo.applicationInfo); 5922 if (userId != 0) { 5923 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5924 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5925 } 5926 // Make sure that the resolver is displayable in car mode 5927 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5928 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5929 return ri; 5930 } 5931 } 5932 return null; 5933 } 5934 5935 /** 5936 * Return true if the given list is not empty and all of its contents have 5937 * an activityInfo with the given package name. 5938 */ 5939 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5940 if (ArrayUtils.isEmpty(list)) { 5941 return false; 5942 } 5943 for (int i = 0, N = list.size(); i < N; i++) { 5944 final ResolveInfo ri = list.get(i); 5945 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5946 if (ai == null || !packageName.equals(ai.packageName)) { 5947 return false; 5948 } 5949 } 5950 return true; 5951 } 5952 5953 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5954 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5955 final int N = query.size(); 5956 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5957 .get(userId); 5958 // Get the list of persistent preferred activities that handle the intent 5959 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5960 List<PersistentPreferredActivity> pprefs = ppir != null 5961 ? ppir.queryIntent(intent, resolvedType, 5962 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5963 userId) 5964 : null; 5965 if (pprefs != null && pprefs.size() > 0) { 5966 final int M = pprefs.size(); 5967 for (int i=0; i<M; i++) { 5968 final PersistentPreferredActivity ppa = pprefs.get(i); 5969 if (DEBUG_PREFERRED || debug) { 5970 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5971 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5972 + "\n component=" + ppa.mComponent); 5973 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5974 } 5975 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5976 flags | MATCH_DISABLED_COMPONENTS, userId); 5977 if (DEBUG_PREFERRED || debug) { 5978 Slog.v(TAG, "Found persistent preferred activity:"); 5979 if (ai != null) { 5980 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5981 } else { 5982 Slog.v(TAG, " null"); 5983 } 5984 } 5985 if (ai == null) { 5986 // This previously registered persistent preferred activity 5987 // component is no longer known. Ignore it and do NOT remove it. 5988 continue; 5989 } 5990 for (int j=0; j<N; j++) { 5991 final ResolveInfo ri = query.get(j); 5992 if (!ri.activityInfo.applicationInfo.packageName 5993 .equals(ai.applicationInfo.packageName)) { 5994 continue; 5995 } 5996 if (!ri.activityInfo.name.equals(ai.name)) { 5997 continue; 5998 } 5999 // Found a persistent preference that can handle the intent. 6000 if (DEBUG_PREFERRED || debug) { 6001 Slog.v(TAG, "Returning persistent preferred activity: " + 6002 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6003 } 6004 return ri; 6005 } 6006 } 6007 } 6008 return null; 6009 } 6010 6011 // TODO: handle preferred activities missing while user has amnesia 6012 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6013 List<ResolveInfo> query, int priority, boolean always, 6014 boolean removeMatches, boolean debug, int userId) { 6015 if (!sUserManager.exists(userId)) return null; 6016 final int callingUid = Binder.getCallingUid(); 6017 flags = updateFlagsForResolve( 6018 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6019 intent = updateIntentForResolve(intent); 6020 // writer 6021 synchronized (mPackages) { 6022 // Try to find a matching persistent preferred activity. 6023 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6024 debug, userId); 6025 6026 // If a persistent preferred activity matched, use it. 6027 if (pri != null) { 6028 return pri; 6029 } 6030 6031 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6032 // Get the list of preferred activities that handle the intent 6033 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6034 List<PreferredActivity> prefs = pir != null 6035 ? pir.queryIntent(intent, resolvedType, 6036 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6037 userId) 6038 : null; 6039 if (prefs != null && prefs.size() > 0) { 6040 boolean changed = false; 6041 try { 6042 // First figure out how good the original match set is. 6043 // We will only allow preferred activities that came 6044 // from the same match quality. 6045 int match = 0; 6046 6047 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6048 6049 final int N = query.size(); 6050 for (int j=0; j<N; j++) { 6051 final ResolveInfo ri = query.get(j); 6052 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6053 + ": 0x" + Integer.toHexString(match)); 6054 if (ri.match > match) { 6055 match = ri.match; 6056 } 6057 } 6058 6059 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6060 + Integer.toHexString(match)); 6061 6062 match &= IntentFilter.MATCH_CATEGORY_MASK; 6063 final int M = prefs.size(); 6064 for (int i=0; i<M; i++) { 6065 final PreferredActivity pa = prefs.get(i); 6066 if (DEBUG_PREFERRED || debug) { 6067 Slog.v(TAG, "Checking PreferredActivity ds=" 6068 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6069 + "\n component=" + pa.mPref.mComponent); 6070 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6071 } 6072 if (pa.mPref.mMatch != match) { 6073 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6074 + Integer.toHexString(pa.mPref.mMatch)); 6075 continue; 6076 } 6077 // If it's not an "always" type preferred activity and that's what we're 6078 // looking for, skip it. 6079 if (always && !pa.mPref.mAlways) { 6080 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6081 continue; 6082 } 6083 final ActivityInfo ai = getActivityInfo( 6084 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6085 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6086 userId); 6087 if (DEBUG_PREFERRED || debug) { 6088 Slog.v(TAG, "Found preferred activity:"); 6089 if (ai != null) { 6090 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6091 } else { 6092 Slog.v(TAG, " null"); 6093 } 6094 } 6095 if (ai == null) { 6096 // This previously registered preferred activity 6097 // component is no longer known. Most likely an update 6098 // to the app was installed and in the new version this 6099 // component no longer exists. Clean it up by removing 6100 // it from the preferred activities list, and skip it. 6101 Slog.w(TAG, "Removing dangling preferred activity: " 6102 + pa.mPref.mComponent); 6103 pir.removeFilter(pa); 6104 changed = true; 6105 continue; 6106 } 6107 for (int j=0; j<N; j++) { 6108 final ResolveInfo ri = query.get(j); 6109 if (!ri.activityInfo.applicationInfo.packageName 6110 .equals(ai.applicationInfo.packageName)) { 6111 continue; 6112 } 6113 if (!ri.activityInfo.name.equals(ai.name)) { 6114 continue; 6115 } 6116 6117 if (removeMatches) { 6118 pir.removeFilter(pa); 6119 changed = true; 6120 if (DEBUG_PREFERRED) { 6121 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6122 } 6123 break; 6124 } 6125 6126 // Okay we found a previously set preferred or last chosen app. 6127 // If the result set is different from when this 6128 // was created, and is not a subset of the preferred set, we need to 6129 // clear it and re-ask the user their preference, if we're looking for 6130 // an "always" type entry. 6131 if (always && !pa.mPref.sameSet(query)) { 6132 if (pa.mPref.isSuperset(query)) { 6133 // some components of the set are no longer present in 6134 // the query, but the preferred activity can still be reused 6135 if (DEBUG_PREFERRED) { 6136 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6137 + " still valid as only non-preferred components" 6138 + " were removed for " + intent + " type " 6139 + resolvedType); 6140 } 6141 // remove obsolete components and re-add the up-to-date filter 6142 PreferredActivity freshPa = new PreferredActivity(pa, 6143 pa.mPref.mMatch, 6144 pa.mPref.discardObsoleteComponents(query), 6145 pa.mPref.mComponent, 6146 pa.mPref.mAlways); 6147 pir.removeFilter(pa); 6148 pir.addFilter(freshPa); 6149 changed = true; 6150 } else { 6151 Slog.i(TAG, 6152 "Result set changed, dropping preferred activity for " 6153 + intent + " type " + resolvedType); 6154 if (DEBUG_PREFERRED) { 6155 Slog.v(TAG, "Removing preferred activity since set changed " 6156 + pa.mPref.mComponent); 6157 } 6158 pir.removeFilter(pa); 6159 // Re-add the filter as a "last chosen" entry (!always) 6160 PreferredActivity lastChosen = new PreferredActivity( 6161 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6162 pir.addFilter(lastChosen); 6163 changed = true; 6164 return null; 6165 } 6166 } 6167 6168 // Yay! Either the set matched or we're looking for the last chosen 6169 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6170 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6171 return ri; 6172 } 6173 } 6174 } finally { 6175 if (changed) { 6176 if (DEBUG_PREFERRED) { 6177 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6178 } 6179 scheduleWritePackageRestrictionsLocked(userId); 6180 } 6181 } 6182 } 6183 } 6184 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6185 return null; 6186 } 6187 6188 /* 6189 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6190 */ 6191 @Override 6192 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6193 int targetUserId) { 6194 mContext.enforceCallingOrSelfPermission( 6195 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6196 List<CrossProfileIntentFilter> matches = 6197 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6198 if (matches != null) { 6199 int size = matches.size(); 6200 for (int i = 0; i < size; i++) { 6201 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6202 } 6203 } 6204 if (hasWebURI(intent)) { 6205 // cross-profile app linking works only towards the parent. 6206 final int callingUid = Binder.getCallingUid(); 6207 final UserInfo parent = getProfileParent(sourceUserId); 6208 synchronized(mPackages) { 6209 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6210 false /*includeInstantApps*/); 6211 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6212 intent, resolvedType, flags, sourceUserId, parent.id); 6213 return xpDomainInfo != null; 6214 } 6215 } 6216 return false; 6217 } 6218 6219 private UserInfo getProfileParent(int userId) { 6220 final long identity = Binder.clearCallingIdentity(); 6221 try { 6222 return sUserManager.getProfileParent(userId); 6223 } finally { 6224 Binder.restoreCallingIdentity(identity); 6225 } 6226 } 6227 6228 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6229 String resolvedType, int userId) { 6230 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6231 if (resolver != null) { 6232 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6233 } 6234 return null; 6235 } 6236 6237 @Override 6238 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6239 String resolvedType, int flags, int userId) { 6240 try { 6241 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6242 6243 return new ParceledListSlice<>( 6244 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6245 } finally { 6246 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6247 } 6248 } 6249 6250 /** 6251 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6252 * instant, returns {@code null}. 6253 */ 6254 private String getInstantAppPackageName(int callingUid) { 6255 synchronized (mPackages) { 6256 // If the caller is an isolated app use the owner's uid for the lookup. 6257 if (Process.isIsolated(callingUid)) { 6258 callingUid = mIsolatedOwners.get(callingUid); 6259 } 6260 final int appId = UserHandle.getAppId(callingUid); 6261 final Object obj = mSettings.getUserIdLPr(appId); 6262 if (obj instanceof PackageSetting) { 6263 final PackageSetting ps = (PackageSetting) obj; 6264 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6265 return isInstantApp ? ps.pkg.packageName : null; 6266 } 6267 } 6268 return null; 6269 } 6270 6271 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6272 String resolvedType, int flags, int userId) { 6273 return queryIntentActivitiesInternal( 6274 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6275 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6276 } 6277 6278 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6279 String resolvedType, int flags, int filterCallingUid, int userId, 6280 boolean resolveForStart, boolean allowDynamicSplits) { 6281 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6282 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6283 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6284 false /* requireFullPermission */, false /* checkShell */, 6285 "query intent activities"); 6286 final String pkgName = intent.getPackage(); 6287 ComponentName comp = intent.getComponent(); 6288 if (comp == null) { 6289 if (intent.getSelector() != null) { 6290 intent = intent.getSelector(); 6291 comp = intent.getComponent(); 6292 } 6293 } 6294 6295 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6296 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6297 if (comp != null) { 6298 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6299 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6300 if (ai != null) { 6301 // When specifying an explicit component, we prevent the activity from being 6302 // used when either 1) the calling package is normal and the activity is within 6303 // an ephemeral application or 2) the calling package is ephemeral and the 6304 // activity is not visible to ephemeral applications. 6305 final boolean matchInstantApp = 6306 (flags & PackageManager.MATCH_INSTANT) != 0; 6307 final boolean matchVisibleToInstantAppOnly = 6308 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6309 final boolean matchExplicitlyVisibleOnly = 6310 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6311 final boolean isCallerInstantApp = 6312 instantAppPkgName != null; 6313 final boolean isTargetSameInstantApp = 6314 comp.getPackageName().equals(instantAppPkgName); 6315 final boolean isTargetInstantApp = 6316 (ai.applicationInfo.privateFlags 6317 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6318 final boolean isTargetVisibleToInstantApp = 6319 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6320 final boolean isTargetExplicitlyVisibleToInstantApp = 6321 isTargetVisibleToInstantApp 6322 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6323 final boolean isTargetHiddenFromInstantApp = 6324 !isTargetVisibleToInstantApp 6325 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6326 final boolean blockResolution = 6327 !isTargetSameInstantApp 6328 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6329 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6330 && isTargetHiddenFromInstantApp)); 6331 if (!blockResolution) { 6332 final ResolveInfo ri = new ResolveInfo(); 6333 ri.activityInfo = ai; 6334 list.add(ri); 6335 } 6336 } 6337 return applyPostResolutionFilter( 6338 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6339 } 6340 6341 // reader 6342 boolean sortResult = false; 6343 boolean addEphemeral = false; 6344 List<ResolveInfo> result; 6345 final boolean ephemeralDisabled = isEphemeralDisabled(); 6346 synchronized (mPackages) { 6347 if (pkgName == null) { 6348 List<CrossProfileIntentFilter> matchingFilters = 6349 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6350 // Check for results that need to skip the current profile. 6351 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6352 resolvedType, flags, userId); 6353 if (xpResolveInfo != null) { 6354 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6355 xpResult.add(xpResolveInfo); 6356 return applyPostResolutionFilter( 6357 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6358 allowDynamicSplits, filterCallingUid, userId); 6359 } 6360 6361 // Check for results in the current profile. 6362 result = filterIfNotSystemUser(mActivities.queryIntent( 6363 intent, resolvedType, flags, userId), userId); 6364 addEphemeral = !ephemeralDisabled 6365 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6366 // Check for cross profile results. 6367 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6368 xpResolveInfo = queryCrossProfileIntents( 6369 matchingFilters, intent, resolvedType, flags, userId, 6370 hasNonNegativePriorityResult); 6371 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6372 boolean isVisibleToUser = filterIfNotSystemUser( 6373 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6374 if (isVisibleToUser) { 6375 result.add(xpResolveInfo); 6376 sortResult = true; 6377 } 6378 } 6379 if (hasWebURI(intent)) { 6380 CrossProfileDomainInfo xpDomainInfo = null; 6381 final UserInfo parent = getProfileParent(userId); 6382 if (parent != null) { 6383 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6384 flags, userId, parent.id); 6385 } 6386 if (xpDomainInfo != null) { 6387 if (xpResolveInfo != null) { 6388 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6389 // in the result. 6390 result.remove(xpResolveInfo); 6391 } 6392 if (result.size() == 0 && !addEphemeral) { 6393 // No result in current profile, but found candidate in parent user. 6394 // And we are not going to add emphemeral app, so we can return the 6395 // result straight away. 6396 result.add(xpDomainInfo.resolveInfo); 6397 return applyPostResolutionFilter(result, instantAppPkgName, 6398 allowDynamicSplits, filterCallingUid, userId); 6399 } 6400 } else if (result.size() <= 1 && !addEphemeral) { 6401 // No result in parent user and <= 1 result in current profile, and we 6402 // are not going to add emphemeral app, so we can return the result without 6403 // further processing. 6404 return applyPostResolutionFilter(result, instantAppPkgName, 6405 allowDynamicSplits, filterCallingUid, userId); 6406 } 6407 // We have more than one candidate (combining results from current and parent 6408 // profile), so we need filtering and sorting. 6409 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6410 intent, flags, result, xpDomainInfo, userId); 6411 sortResult = true; 6412 } 6413 } else { 6414 final PackageParser.Package pkg = mPackages.get(pkgName); 6415 result = null; 6416 if (pkg != null) { 6417 result = filterIfNotSystemUser( 6418 mActivities.queryIntentForPackage( 6419 intent, resolvedType, flags, pkg.activities, userId), 6420 userId); 6421 } 6422 if (result == null || result.size() == 0) { 6423 // the caller wants to resolve for a particular package; however, there 6424 // were no installed results, so, try to find an ephemeral result 6425 addEphemeral = !ephemeralDisabled 6426 && isInstantAppAllowed( 6427 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6428 if (result == null) { 6429 result = new ArrayList<>(); 6430 } 6431 } 6432 } 6433 } 6434 if (addEphemeral) { 6435 result = maybeAddInstantAppInstaller( 6436 result, intent, resolvedType, flags, userId, resolveForStart); 6437 } 6438 if (sortResult) { 6439 Collections.sort(result, mResolvePrioritySorter); 6440 } 6441 return applyPostResolutionFilter( 6442 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6443 } 6444 6445 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6446 String resolvedType, int flags, int userId, boolean resolveForStart) { 6447 // first, check to see if we've got an instant app already installed 6448 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6449 ResolveInfo localInstantApp = null; 6450 boolean blockResolution = false; 6451 if (!alreadyResolvedLocally) { 6452 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6453 flags 6454 | PackageManager.GET_RESOLVED_FILTER 6455 | PackageManager.MATCH_INSTANT 6456 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6457 userId); 6458 for (int i = instantApps.size() - 1; i >= 0; --i) { 6459 final ResolveInfo info = instantApps.get(i); 6460 final String packageName = info.activityInfo.packageName; 6461 final PackageSetting ps = mSettings.mPackages.get(packageName); 6462 if (ps.getInstantApp(userId)) { 6463 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6464 final int status = (int)(packedStatus >> 32); 6465 final int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6466 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6467 // there's a local instant application installed, but, the user has 6468 // chosen to never use it; skip resolution and don't acknowledge 6469 // an instant application is even available 6470 if (DEBUG_EPHEMERAL) { 6471 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6472 } 6473 blockResolution = true; 6474 break; 6475 } else { 6476 // we have a locally installed instant application; skip resolution 6477 // but acknowledge there's an instant application available 6478 if (DEBUG_EPHEMERAL) { 6479 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6480 } 6481 localInstantApp = info; 6482 break; 6483 } 6484 } 6485 } 6486 } 6487 // no app installed, let's see if one's available 6488 AuxiliaryResolveInfo auxiliaryResponse = null; 6489 if (!blockResolution) { 6490 if (localInstantApp == null) { 6491 // we don't have an instant app locally, resolve externally 6492 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6493 final InstantAppRequest requestObject = new InstantAppRequest( 6494 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6495 null /*callingPackage*/, userId, null /*verificationBundle*/, 6496 resolveForStart); 6497 auxiliaryResponse = 6498 InstantAppResolver.doInstantAppResolutionPhaseOne( 6499 mContext, mInstantAppResolverConnection, requestObject); 6500 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6501 } else { 6502 // we have an instant application locally, but, we can't admit that since 6503 // callers shouldn't be able to determine prior browsing. create a dummy 6504 // auxiliary response so the downstream code behaves as if there's an 6505 // instant application available externally. when it comes time to start 6506 // the instant application, we'll do the right thing. 6507 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6508 auxiliaryResponse = new AuxiliaryResolveInfo( 6509 ai.packageName, null /*splitName*/, null /*failureActivity*/, 6510 ai.versionCode, null /*failureIntent*/); 6511 } 6512 } 6513 if (auxiliaryResponse != null) { 6514 if (DEBUG_EPHEMERAL) { 6515 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6516 } 6517 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6518 final PackageSetting ps = 6519 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6520 if (ps != null) { 6521 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6522 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6523 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6524 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6525 // make sure this resolver is the default 6526 ephemeralInstaller.isDefault = true; 6527 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6528 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6529 // add a non-generic filter 6530 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6531 ephemeralInstaller.filter.addDataPath( 6532 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6533 ephemeralInstaller.isInstantAppAvailable = true; 6534 result.add(ephemeralInstaller); 6535 } 6536 } 6537 return result; 6538 } 6539 6540 private static class CrossProfileDomainInfo { 6541 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6542 ResolveInfo resolveInfo; 6543 /* Best domain verification status of the activities found in the other profile */ 6544 int bestDomainVerificationStatus; 6545 } 6546 6547 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6548 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6549 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6550 sourceUserId)) { 6551 return null; 6552 } 6553 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6554 resolvedType, flags, parentUserId); 6555 6556 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6557 return null; 6558 } 6559 CrossProfileDomainInfo result = null; 6560 int size = resultTargetUser.size(); 6561 for (int i = 0; i < size; i++) { 6562 ResolveInfo riTargetUser = resultTargetUser.get(i); 6563 // Intent filter verification is only for filters that specify a host. So don't return 6564 // those that handle all web uris. 6565 if (riTargetUser.handleAllWebDataURI) { 6566 continue; 6567 } 6568 String packageName = riTargetUser.activityInfo.packageName; 6569 PackageSetting ps = mSettings.mPackages.get(packageName); 6570 if (ps == null) { 6571 continue; 6572 } 6573 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6574 int status = (int)(verificationState >> 32); 6575 if (result == null) { 6576 result = new CrossProfileDomainInfo(); 6577 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6578 sourceUserId, parentUserId); 6579 result.bestDomainVerificationStatus = status; 6580 } else { 6581 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6582 result.bestDomainVerificationStatus); 6583 } 6584 } 6585 // Don't consider matches with status NEVER across profiles. 6586 if (result != null && result.bestDomainVerificationStatus 6587 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6588 return null; 6589 } 6590 return result; 6591 } 6592 6593 /** 6594 * Verification statuses are ordered from the worse to the best, except for 6595 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6596 */ 6597 private int bestDomainVerificationStatus(int status1, int status2) { 6598 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6599 return status2; 6600 } 6601 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6602 return status1; 6603 } 6604 return (int) MathUtils.max(status1, status2); 6605 } 6606 6607 private boolean isUserEnabled(int userId) { 6608 long callingId = Binder.clearCallingIdentity(); 6609 try { 6610 UserInfo userInfo = sUserManager.getUserInfo(userId); 6611 return userInfo != null && userInfo.isEnabled(); 6612 } finally { 6613 Binder.restoreCallingIdentity(callingId); 6614 } 6615 } 6616 6617 /** 6618 * Filter out activities with systemUserOnly flag set, when current user is not System. 6619 * 6620 * @return filtered list 6621 */ 6622 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6623 if (userId == UserHandle.USER_SYSTEM) { 6624 return resolveInfos; 6625 } 6626 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6627 ResolveInfo info = resolveInfos.get(i); 6628 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6629 resolveInfos.remove(i); 6630 } 6631 } 6632 return resolveInfos; 6633 } 6634 6635 /** 6636 * Filters out ephemeral activities. 6637 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6638 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6639 * 6640 * @param resolveInfos The pre-filtered list of resolved activities 6641 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6642 * is performed. 6643 * @return A filtered list of resolved activities. 6644 */ 6645 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6646 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId) { 6647 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6648 final ResolveInfo info = resolveInfos.get(i); 6649 // allow activities that are defined in the provided package 6650 if (allowDynamicSplits 6651 && info.activityInfo.splitName != null 6652 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6653 info.activityInfo.splitName)) { 6654 if (mInstantAppInstallerInfo == null) { 6655 if (DEBUG_INSTALL) { 6656 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6657 } 6658 resolveInfos.remove(i); 6659 continue; 6660 } 6661 // requested activity is defined in a split that hasn't been installed yet. 6662 // add the installer to the resolve list 6663 if (DEBUG_INSTALL) { 6664 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6665 } 6666 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6667 final ComponentName installFailureActivity = findInstallFailureActivity( 6668 info.activityInfo.packageName, filterCallingUid, userId); 6669 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6670 info.activityInfo.packageName, info.activityInfo.splitName, 6671 installFailureActivity, 6672 info.activityInfo.applicationInfo.versionCode, 6673 null /*failureIntent*/); 6674 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6675 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6676 // add a non-generic filter 6677 installerInfo.filter = new IntentFilter(); 6678 6679 // This resolve info may appear in the chooser UI, so let us make it 6680 // look as the one it replaces as far as the user is concerned which 6681 // requires loading the correct label and icon for the resolve info. 6682 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6683 installerInfo.labelRes = info.resolveLabelResId(); 6684 installerInfo.icon = info.resolveIconResId(); 6685 6686 // propagate priority/preferred order/default 6687 installerInfo.priority = info.priority; 6688 installerInfo.preferredOrder = info.preferredOrder; 6689 installerInfo.isDefault = info.isDefault; 6690 resolveInfos.set(i, installerInfo); 6691 continue; 6692 } 6693 // caller is a full app, don't need to apply any other filtering 6694 if (ephemeralPkgName == null) { 6695 continue; 6696 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6697 // caller is same app; don't need to apply any other filtering 6698 continue; 6699 } 6700 // allow activities that have been explicitly exposed to ephemeral apps 6701 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6702 if (!isEphemeralApp 6703 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6704 continue; 6705 } 6706 resolveInfos.remove(i); 6707 } 6708 return resolveInfos; 6709 } 6710 6711 /** 6712 * Returns the activity component that can handle install failures. 6713 * <p>By default, the instant application installer handles failures. However, an 6714 * application may want to handle failures on its own. Applications do this by 6715 * creating an activity with an intent filter that handles the action 6716 * {@link Intent#ACTION_INSTALL_FAILURE}. 6717 */ 6718 private @Nullable ComponentName findInstallFailureActivity( 6719 String packageName, int filterCallingUid, int userId) { 6720 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6721 failureActivityIntent.setPackage(packageName); 6722 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6723 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6724 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6725 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6726 final int NR = result.size(); 6727 if (NR > 0) { 6728 for (int i = 0; i < NR; i++) { 6729 final ResolveInfo info = result.get(i); 6730 if (info.activityInfo.splitName != null) { 6731 continue; 6732 } 6733 return new ComponentName(packageName, info.activityInfo.name); 6734 } 6735 } 6736 return null; 6737 } 6738 6739 /** 6740 * @param resolveInfos list of resolve infos in descending priority order 6741 * @return if the list contains a resolve info with non-negative priority 6742 */ 6743 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6744 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6745 } 6746 6747 private static boolean hasWebURI(Intent intent) { 6748 if (intent.getData() == null) { 6749 return false; 6750 } 6751 final String scheme = intent.getScheme(); 6752 if (TextUtils.isEmpty(scheme)) { 6753 return false; 6754 } 6755 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6756 } 6757 6758 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6759 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6760 int userId) { 6761 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6762 6763 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6764 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6765 candidates.size()); 6766 } 6767 6768 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6769 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6770 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6771 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6772 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6773 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6774 6775 synchronized (mPackages) { 6776 final int count = candidates.size(); 6777 // First, try to use linked apps. Partition the candidates into four lists: 6778 // one for the final results, one for the "do not use ever", one for "undefined status" 6779 // and finally one for "browser app type". 6780 for (int n=0; n<count; n++) { 6781 ResolveInfo info = candidates.get(n); 6782 String packageName = info.activityInfo.packageName; 6783 PackageSetting ps = mSettings.mPackages.get(packageName); 6784 if (ps != null) { 6785 // Add to the special match all list (Browser use case) 6786 if (info.handleAllWebDataURI) { 6787 matchAllList.add(info); 6788 continue; 6789 } 6790 // Try to get the status from User settings first 6791 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6792 int status = (int)(packedStatus >> 32); 6793 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6794 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6795 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6796 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6797 + " : linkgen=" + linkGeneration); 6798 } 6799 // Use link-enabled generation as preferredOrder, i.e. 6800 // prefer newly-enabled over earlier-enabled. 6801 info.preferredOrder = linkGeneration; 6802 alwaysList.add(info); 6803 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6804 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6805 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6806 } 6807 neverList.add(info); 6808 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6809 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6810 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6811 } 6812 alwaysAskList.add(info); 6813 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6814 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6815 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6816 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6817 } 6818 undefinedList.add(info); 6819 } 6820 } 6821 } 6822 6823 // We'll want to include browser possibilities in a few cases 6824 boolean includeBrowser = false; 6825 6826 // First try to add the "always" resolution(s) for the current user, if any 6827 if (alwaysList.size() > 0) { 6828 result.addAll(alwaysList); 6829 } else { 6830 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6831 result.addAll(undefinedList); 6832 // Maybe add one for the other profile. 6833 if (xpDomainInfo != null && ( 6834 xpDomainInfo.bestDomainVerificationStatus 6835 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6836 result.add(xpDomainInfo.resolveInfo); 6837 } 6838 includeBrowser = true; 6839 } 6840 6841 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6842 // If there were 'always' entries their preferred order has been set, so we also 6843 // back that off to make the alternatives equivalent 6844 if (alwaysAskList.size() > 0) { 6845 for (ResolveInfo i : result) { 6846 i.preferredOrder = 0; 6847 } 6848 result.addAll(alwaysAskList); 6849 includeBrowser = true; 6850 } 6851 6852 if (includeBrowser) { 6853 // Also add browsers (all of them or only the default one) 6854 if (DEBUG_DOMAIN_VERIFICATION) { 6855 Slog.v(TAG, " ...including browsers in candidate set"); 6856 } 6857 if ((matchFlags & MATCH_ALL) != 0) { 6858 result.addAll(matchAllList); 6859 } else { 6860 // Browser/generic handling case. If there's a default browser, go straight 6861 // to that (but only if there is no other higher-priority match). 6862 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6863 int maxMatchPrio = 0; 6864 ResolveInfo defaultBrowserMatch = null; 6865 final int numCandidates = matchAllList.size(); 6866 for (int n = 0; n < numCandidates; n++) { 6867 ResolveInfo info = matchAllList.get(n); 6868 // track the highest overall match priority... 6869 if (info.priority > maxMatchPrio) { 6870 maxMatchPrio = info.priority; 6871 } 6872 // ...and the highest-priority default browser match 6873 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6874 if (defaultBrowserMatch == null 6875 || (defaultBrowserMatch.priority < info.priority)) { 6876 if (debug) { 6877 Slog.v(TAG, "Considering default browser match " + info); 6878 } 6879 defaultBrowserMatch = info; 6880 } 6881 } 6882 } 6883 if (defaultBrowserMatch != null 6884 && defaultBrowserMatch.priority >= maxMatchPrio 6885 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6886 { 6887 if (debug) { 6888 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6889 } 6890 result.add(defaultBrowserMatch); 6891 } else { 6892 result.addAll(matchAllList); 6893 } 6894 } 6895 6896 // If there is nothing selected, add all candidates and remove the ones that the user 6897 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6898 if (result.size() == 0) { 6899 result.addAll(candidates); 6900 result.removeAll(neverList); 6901 } 6902 } 6903 } 6904 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6905 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6906 result.size()); 6907 for (ResolveInfo info : result) { 6908 Slog.v(TAG, " + " + info.activityInfo); 6909 } 6910 } 6911 return result; 6912 } 6913 6914 // Returns a packed value as a long: 6915 // 6916 // high 'int'-sized word: link status: undefined/ask/never/always. 6917 // low 'int'-sized word: relative priority among 'always' results. 6918 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6919 long result = ps.getDomainVerificationStatusForUser(userId); 6920 // if none available, get the master status 6921 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6922 if (ps.getIntentFilterVerificationInfo() != null) { 6923 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6924 } 6925 } 6926 return result; 6927 } 6928 6929 private ResolveInfo querySkipCurrentProfileIntents( 6930 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6931 int flags, int sourceUserId) { 6932 if (matchingFilters != null) { 6933 int size = matchingFilters.size(); 6934 for (int i = 0; i < size; i ++) { 6935 CrossProfileIntentFilter filter = matchingFilters.get(i); 6936 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6937 // Checking if there are activities in the target user that can handle the 6938 // intent. 6939 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6940 resolvedType, flags, sourceUserId); 6941 if (resolveInfo != null) { 6942 return resolveInfo; 6943 } 6944 } 6945 } 6946 } 6947 return null; 6948 } 6949 6950 // Return matching ResolveInfo in target user if any. 6951 private ResolveInfo queryCrossProfileIntents( 6952 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6953 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6954 if (matchingFilters != null) { 6955 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6956 // match the same intent. For performance reasons, it is better not to 6957 // run queryIntent twice for the same userId 6958 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6959 int size = matchingFilters.size(); 6960 for (int i = 0; i < size; i++) { 6961 CrossProfileIntentFilter filter = matchingFilters.get(i); 6962 int targetUserId = filter.getTargetUserId(); 6963 boolean skipCurrentProfile = 6964 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6965 boolean skipCurrentProfileIfNoMatchFound = 6966 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6967 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6968 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6969 // Checking if there are activities in the target user that can handle the 6970 // intent. 6971 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6972 resolvedType, flags, sourceUserId); 6973 if (resolveInfo != null) return resolveInfo; 6974 alreadyTriedUserIds.put(targetUserId, true); 6975 } 6976 } 6977 } 6978 return null; 6979 } 6980 6981 /** 6982 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6983 * will forward the intent to the filter's target user. 6984 * Otherwise, returns null. 6985 */ 6986 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6987 String resolvedType, int flags, int sourceUserId) { 6988 int targetUserId = filter.getTargetUserId(); 6989 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6990 resolvedType, flags, targetUserId); 6991 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6992 // If all the matches in the target profile are suspended, return null. 6993 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6994 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6995 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6996 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6997 targetUserId); 6998 } 6999 } 7000 } 7001 return null; 7002 } 7003 7004 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7005 int sourceUserId, int targetUserId) { 7006 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7007 long ident = Binder.clearCallingIdentity(); 7008 boolean targetIsProfile; 7009 try { 7010 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7011 } finally { 7012 Binder.restoreCallingIdentity(ident); 7013 } 7014 String className; 7015 if (targetIsProfile) { 7016 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7017 } else { 7018 className = FORWARD_INTENT_TO_PARENT; 7019 } 7020 ComponentName forwardingActivityComponentName = new ComponentName( 7021 mAndroidApplication.packageName, className); 7022 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7023 sourceUserId); 7024 if (!targetIsProfile) { 7025 forwardingActivityInfo.showUserIcon = targetUserId; 7026 forwardingResolveInfo.noResourceId = true; 7027 } 7028 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7029 forwardingResolveInfo.priority = 0; 7030 forwardingResolveInfo.preferredOrder = 0; 7031 forwardingResolveInfo.match = 0; 7032 forwardingResolveInfo.isDefault = true; 7033 forwardingResolveInfo.filter = filter; 7034 forwardingResolveInfo.targetUserId = targetUserId; 7035 return forwardingResolveInfo; 7036 } 7037 7038 @Override 7039 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7040 Intent[] specifics, String[] specificTypes, Intent intent, 7041 String resolvedType, int flags, int userId) { 7042 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7043 specificTypes, intent, resolvedType, flags, userId)); 7044 } 7045 7046 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7047 Intent[] specifics, String[] specificTypes, Intent intent, 7048 String resolvedType, int flags, int userId) { 7049 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7050 final int callingUid = Binder.getCallingUid(); 7051 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7052 false /*includeInstantApps*/); 7053 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7054 false /*requireFullPermission*/, false /*checkShell*/, 7055 "query intent activity options"); 7056 final String resultsAction = intent.getAction(); 7057 7058 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7059 | PackageManager.GET_RESOLVED_FILTER, userId); 7060 7061 if (DEBUG_INTENT_MATCHING) { 7062 Log.v(TAG, "Query " + intent + ": " + results); 7063 } 7064 7065 int specificsPos = 0; 7066 int N; 7067 7068 // todo: note that the algorithm used here is O(N^2). This 7069 // isn't a problem in our current environment, but if we start running 7070 // into situations where we have more than 5 or 10 matches then this 7071 // should probably be changed to something smarter... 7072 7073 // First we go through and resolve each of the specific items 7074 // that were supplied, taking care of removing any corresponding 7075 // duplicate items in the generic resolve list. 7076 if (specifics != null) { 7077 for (int i=0; i<specifics.length; i++) { 7078 final Intent sintent = specifics[i]; 7079 if (sintent == null) { 7080 continue; 7081 } 7082 7083 if (DEBUG_INTENT_MATCHING) { 7084 Log.v(TAG, "Specific #" + i + ": " + sintent); 7085 } 7086 7087 String action = sintent.getAction(); 7088 if (resultsAction != null && resultsAction.equals(action)) { 7089 // If this action was explicitly requested, then don't 7090 // remove things that have it. 7091 action = null; 7092 } 7093 7094 ResolveInfo ri = null; 7095 ActivityInfo ai = null; 7096 7097 ComponentName comp = sintent.getComponent(); 7098 if (comp == null) { 7099 ri = resolveIntent( 7100 sintent, 7101 specificTypes != null ? specificTypes[i] : null, 7102 flags, userId); 7103 if (ri == null) { 7104 continue; 7105 } 7106 if (ri == mResolveInfo) { 7107 // ACK! Must do something better with this. 7108 } 7109 ai = ri.activityInfo; 7110 comp = new ComponentName(ai.applicationInfo.packageName, 7111 ai.name); 7112 } else { 7113 ai = getActivityInfo(comp, flags, userId); 7114 if (ai == null) { 7115 continue; 7116 } 7117 } 7118 7119 // Look for any generic query activities that are duplicates 7120 // of this specific one, and remove them from the results. 7121 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7122 N = results.size(); 7123 int j; 7124 for (j=specificsPos; j<N; j++) { 7125 ResolveInfo sri = results.get(j); 7126 if ((sri.activityInfo.name.equals(comp.getClassName()) 7127 && sri.activityInfo.applicationInfo.packageName.equals( 7128 comp.getPackageName())) 7129 || (action != null && sri.filter.matchAction(action))) { 7130 results.remove(j); 7131 if (DEBUG_INTENT_MATCHING) Log.v( 7132 TAG, "Removing duplicate item from " + j 7133 + " due to specific " + specificsPos); 7134 if (ri == null) { 7135 ri = sri; 7136 } 7137 j--; 7138 N--; 7139 } 7140 } 7141 7142 // Add this specific item to its proper place. 7143 if (ri == null) { 7144 ri = new ResolveInfo(); 7145 ri.activityInfo = ai; 7146 } 7147 results.add(specificsPos, ri); 7148 ri.specificIndex = i; 7149 specificsPos++; 7150 } 7151 } 7152 7153 // Now we go through the remaining generic results and remove any 7154 // duplicate actions that are found here. 7155 N = results.size(); 7156 for (int i=specificsPos; i<N-1; i++) { 7157 final ResolveInfo rii = results.get(i); 7158 if (rii.filter == null) { 7159 continue; 7160 } 7161 7162 // Iterate over all of the actions of this result's intent 7163 // filter... typically this should be just one. 7164 final Iterator<String> it = rii.filter.actionsIterator(); 7165 if (it == null) { 7166 continue; 7167 } 7168 while (it.hasNext()) { 7169 final String action = it.next(); 7170 if (resultsAction != null && resultsAction.equals(action)) { 7171 // If this action was explicitly requested, then don't 7172 // remove things that have it. 7173 continue; 7174 } 7175 for (int j=i+1; j<N; j++) { 7176 final ResolveInfo rij = results.get(j); 7177 if (rij.filter != null && rij.filter.hasAction(action)) { 7178 results.remove(j); 7179 if (DEBUG_INTENT_MATCHING) Log.v( 7180 TAG, "Removing duplicate item from " + j 7181 + " due to action " + action + " at " + i); 7182 j--; 7183 N--; 7184 } 7185 } 7186 } 7187 7188 // If the caller didn't request filter information, drop it now 7189 // so we don't have to marshall/unmarshall it. 7190 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7191 rii.filter = null; 7192 } 7193 } 7194 7195 // Filter out the caller activity if so requested. 7196 if (caller != null) { 7197 N = results.size(); 7198 for (int i=0; i<N; i++) { 7199 ActivityInfo ainfo = results.get(i).activityInfo; 7200 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7201 && caller.getClassName().equals(ainfo.name)) { 7202 results.remove(i); 7203 break; 7204 } 7205 } 7206 } 7207 7208 // If the caller didn't request filter information, 7209 // drop them now so we don't have to 7210 // marshall/unmarshall it. 7211 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7212 N = results.size(); 7213 for (int i=0; i<N; i++) { 7214 results.get(i).filter = null; 7215 } 7216 } 7217 7218 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7219 return results; 7220 } 7221 7222 @Override 7223 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7224 String resolvedType, int flags, int userId) { 7225 return new ParceledListSlice<>( 7226 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7227 false /*allowDynamicSplits*/)); 7228 } 7229 7230 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7231 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7232 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7233 final int callingUid = Binder.getCallingUid(); 7234 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7235 false /*requireFullPermission*/, false /*checkShell*/, 7236 "query intent receivers"); 7237 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7238 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7239 false /*includeInstantApps*/); 7240 ComponentName comp = intent.getComponent(); 7241 if (comp == null) { 7242 if (intent.getSelector() != null) { 7243 intent = intent.getSelector(); 7244 comp = intent.getComponent(); 7245 } 7246 } 7247 if (comp != null) { 7248 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7249 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7250 if (ai != null) { 7251 // When specifying an explicit component, we prevent the activity from being 7252 // used when either 1) the calling package is normal and the activity is within 7253 // an instant application or 2) the calling package is ephemeral and the 7254 // activity is not visible to instant applications. 7255 final boolean matchInstantApp = 7256 (flags & PackageManager.MATCH_INSTANT) != 0; 7257 final boolean matchVisibleToInstantAppOnly = 7258 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7259 final boolean matchExplicitlyVisibleOnly = 7260 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7261 final boolean isCallerInstantApp = 7262 instantAppPkgName != null; 7263 final boolean isTargetSameInstantApp = 7264 comp.getPackageName().equals(instantAppPkgName); 7265 final boolean isTargetInstantApp = 7266 (ai.applicationInfo.privateFlags 7267 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7268 final boolean isTargetVisibleToInstantApp = 7269 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7270 final boolean isTargetExplicitlyVisibleToInstantApp = 7271 isTargetVisibleToInstantApp 7272 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7273 final boolean isTargetHiddenFromInstantApp = 7274 !isTargetVisibleToInstantApp 7275 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7276 final boolean blockResolution = 7277 !isTargetSameInstantApp 7278 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7279 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7280 && isTargetHiddenFromInstantApp)); 7281 if (!blockResolution) { 7282 ResolveInfo ri = new ResolveInfo(); 7283 ri.activityInfo = ai; 7284 list.add(ri); 7285 } 7286 } 7287 return applyPostResolutionFilter( 7288 list, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7289 } 7290 7291 // reader 7292 synchronized (mPackages) { 7293 String pkgName = intent.getPackage(); 7294 if (pkgName == null) { 7295 final List<ResolveInfo> result = 7296 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7297 return applyPostResolutionFilter( 7298 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7299 } 7300 final PackageParser.Package pkg = mPackages.get(pkgName); 7301 if (pkg != null) { 7302 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7303 intent, resolvedType, flags, pkg.receivers, userId); 7304 return applyPostResolutionFilter( 7305 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7306 } 7307 return Collections.emptyList(); 7308 } 7309 } 7310 7311 @Override 7312 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7313 final int callingUid = Binder.getCallingUid(); 7314 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7315 } 7316 7317 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7318 int userId, int callingUid) { 7319 if (!sUserManager.exists(userId)) return null; 7320 flags = updateFlagsForResolve( 7321 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7322 List<ResolveInfo> query = queryIntentServicesInternal( 7323 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7324 if (query != null) { 7325 if (query.size() >= 1) { 7326 // If there is more than one service with the same priority, 7327 // just arbitrarily pick the first one. 7328 return query.get(0); 7329 } 7330 } 7331 return null; 7332 } 7333 7334 @Override 7335 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7336 String resolvedType, int flags, int userId) { 7337 final int callingUid = Binder.getCallingUid(); 7338 return new ParceledListSlice<>(queryIntentServicesInternal( 7339 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7340 } 7341 7342 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7343 String resolvedType, int flags, int userId, int callingUid, 7344 boolean includeInstantApps) { 7345 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7346 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7347 false /*requireFullPermission*/, false /*checkShell*/, 7348 "query intent receivers"); 7349 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7350 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7351 ComponentName comp = intent.getComponent(); 7352 if (comp == null) { 7353 if (intent.getSelector() != null) { 7354 intent = intent.getSelector(); 7355 comp = intent.getComponent(); 7356 } 7357 } 7358 if (comp != null) { 7359 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7360 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7361 if (si != null) { 7362 // When specifying an explicit component, we prevent the service from being 7363 // used when either 1) the service is in an instant application and the 7364 // caller is not the same instant application or 2) the calling package is 7365 // ephemeral and the activity is not visible to ephemeral applications. 7366 final boolean matchInstantApp = 7367 (flags & PackageManager.MATCH_INSTANT) != 0; 7368 final boolean matchVisibleToInstantAppOnly = 7369 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7370 final boolean isCallerInstantApp = 7371 instantAppPkgName != null; 7372 final boolean isTargetSameInstantApp = 7373 comp.getPackageName().equals(instantAppPkgName); 7374 final boolean isTargetInstantApp = 7375 (si.applicationInfo.privateFlags 7376 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7377 final boolean isTargetHiddenFromInstantApp = 7378 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7379 final boolean blockResolution = 7380 !isTargetSameInstantApp 7381 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7382 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7383 && isTargetHiddenFromInstantApp)); 7384 if (!blockResolution) { 7385 final ResolveInfo ri = new ResolveInfo(); 7386 ri.serviceInfo = si; 7387 list.add(ri); 7388 } 7389 } 7390 return list; 7391 } 7392 7393 // reader 7394 synchronized (mPackages) { 7395 String pkgName = intent.getPackage(); 7396 if (pkgName == null) { 7397 return applyPostServiceResolutionFilter( 7398 mServices.queryIntent(intent, resolvedType, flags, userId), 7399 instantAppPkgName); 7400 } 7401 final PackageParser.Package pkg = mPackages.get(pkgName); 7402 if (pkg != null) { 7403 return applyPostServiceResolutionFilter( 7404 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7405 userId), 7406 instantAppPkgName); 7407 } 7408 return Collections.emptyList(); 7409 } 7410 } 7411 7412 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7413 String instantAppPkgName) { 7414 if (instantAppPkgName == null) { 7415 return resolveInfos; 7416 } 7417 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7418 final ResolveInfo info = resolveInfos.get(i); 7419 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7420 // allow services that are defined in the provided package 7421 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7422 if (info.serviceInfo.splitName != null 7423 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7424 info.serviceInfo.splitName)) { 7425 // requested service is defined in a split that hasn't been installed yet. 7426 // add the installer to the resolve list 7427 if (DEBUG_EPHEMERAL) { 7428 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7429 } 7430 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7431 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7432 info.serviceInfo.packageName, info.serviceInfo.splitName, 7433 null /*failureActivity*/, info.serviceInfo.applicationInfo.versionCode, 7434 null /*failureIntent*/); 7435 // make sure this resolver is the default 7436 installerInfo.isDefault = true; 7437 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7438 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7439 // add a non-generic filter 7440 installerInfo.filter = new IntentFilter(); 7441 // load resources from the correct package 7442 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7443 resolveInfos.set(i, installerInfo); 7444 } 7445 continue; 7446 } 7447 // allow services that have been explicitly exposed to ephemeral apps 7448 if (!isEphemeralApp 7449 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7450 continue; 7451 } 7452 resolveInfos.remove(i); 7453 } 7454 return resolveInfos; 7455 } 7456 7457 @Override 7458 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7459 String resolvedType, int flags, int userId) { 7460 return new ParceledListSlice<>( 7461 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7462 } 7463 7464 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7465 Intent intent, String resolvedType, int flags, int userId) { 7466 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7467 final int callingUid = Binder.getCallingUid(); 7468 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7469 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7470 false /*includeInstantApps*/); 7471 ComponentName comp = intent.getComponent(); 7472 if (comp == null) { 7473 if (intent.getSelector() != null) { 7474 intent = intent.getSelector(); 7475 comp = intent.getComponent(); 7476 } 7477 } 7478 if (comp != null) { 7479 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7480 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7481 if (pi != null) { 7482 // When specifying an explicit component, we prevent the provider from being 7483 // used when either 1) the provider is in an instant application and the 7484 // caller is not the same instant application or 2) the calling package is an 7485 // instant application and the provider is not visible to instant applications. 7486 final boolean matchInstantApp = 7487 (flags & PackageManager.MATCH_INSTANT) != 0; 7488 final boolean matchVisibleToInstantAppOnly = 7489 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7490 final boolean isCallerInstantApp = 7491 instantAppPkgName != null; 7492 final boolean isTargetSameInstantApp = 7493 comp.getPackageName().equals(instantAppPkgName); 7494 final boolean isTargetInstantApp = 7495 (pi.applicationInfo.privateFlags 7496 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7497 final boolean isTargetHiddenFromInstantApp = 7498 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7499 final boolean blockResolution = 7500 !isTargetSameInstantApp 7501 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7502 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7503 && isTargetHiddenFromInstantApp)); 7504 if (!blockResolution) { 7505 final ResolveInfo ri = new ResolveInfo(); 7506 ri.providerInfo = pi; 7507 list.add(ri); 7508 } 7509 } 7510 return list; 7511 } 7512 7513 // reader 7514 synchronized (mPackages) { 7515 String pkgName = intent.getPackage(); 7516 if (pkgName == null) { 7517 return applyPostContentProviderResolutionFilter( 7518 mProviders.queryIntent(intent, resolvedType, flags, userId), 7519 instantAppPkgName); 7520 } 7521 final PackageParser.Package pkg = mPackages.get(pkgName); 7522 if (pkg != null) { 7523 return applyPostContentProviderResolutionFilter( 7524 mProviders.queryIntentForPackage( 7525 intent, resolvedType, flags, pkg.providers, userId), 7526 instantAppPkgName); 7527 } 7528 return Collections.emptyList(); 7529 } 7530 } 7531 7532 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7533 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7534 if (instantAppPkgName == null) { 7535 return resolveInfos; 7536 } 7537 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7538 final ResolveInfo info = resolveInfos.get(i); 7539 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7540 // allow providers that are defined in the provided package 7541 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7542 if (info.providerInfo.splitName != null 7543 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7544 info.providerInfo.splitName)) { 7545 // requested provider is defined in a split that hasn't been installed yet. 7546 // add the installer to the resolve list 7547 if (DEBUG_EPHEMERAL) { 7548 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7549 } 7550 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7551 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7552 info.providerInfo.packageName, info.providerInfo.splitName, 7553 null /*failureActivity*/, info.providerInfo.applicationInfo.versionCode, 7554 null /*failureIntent*/); 7555 // make sure this resolver is the default 7556 installerInfo.isDefault = true; 7557 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7558 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7559 // add a non-generic filter 7560 installerInfo.filter = new IntentFilter(); 7561 // load resources from the correct package 7562 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7563 resolveInfos.set(i, installerInfo); 7564 } 7565 continue; 7566 } 7567 // allow providers that have been explicitly exposed to instant applications 7568 if (!isEphemeralApp 7569 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7570 continue; 7571 } 7572 resolveInfos.remove(i); 7573 } 7574 return resolveInfos; 7575 } 7576 7577 @Override 7578 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7579 final int callingUid = Binder.getCallingUid(); 7580 if (getInstantAppPackageName(callingUid) != null) { 7581 return ParceledListSlice.emptyList(); 7582 } 7583 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7584 flags = updateFlagsForPackage(flags, userId, null); 7585 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7586 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7587 true /* requireFullPermission */, false /* checkShell */, 7588 "get installed packages"); 7589 7590 // writer 7591 synchronized (mPackages) { 7592 ArrayList<PackageInfo> list; 7593 if (listUninstalled) { 7594 list = new ArrayList<>(mSettings.mPackages.size()); 7595 for (PackageSetting ps : mSettings.mPackages.values()) { 7596 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7597 continue; 7598 } 7599 if (filterAppAccessLPr(ps, callingUid, userId)) { 7600 continue; 7601 } 7602 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7603 if (pi != null) { 7604 list.add(pi); 7605 } 7606 } 7607 } else { 7608 list = new ArrayList<>(mPackages.size()); 7609 for (PackageParser.Package p : mPackages.values()) { 7610 final PackageSetting ps = (PackageSetting) p.mExtras; 7611 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7612 continue; 7613 } 7614 if (filterAppAccessLPr(ps, callingUid, userId)) { 7615 continue; 7616 } 7617 final PackageInfo pi = generatePackageInfo((PackageSetting) 7618 p.mExtras, flags, userId); 7619 if (pi != null) { 7620 list.add(pi); 7621 } 7622 } 7623 } 7624 7625 return new ParceledListSlice<>(list); 7626 } 7627 } 7628 7629 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7630 String[] permissions, boolean[] tmp, int flags, int userId) { 7631 int numMatch = 0; 7632 final PermissionsState permissionsState = ps.getPermissionsState(); 7633 for (int i=0; i<permissions.length; i++) { 7634 final String permission = permissions[i]; 7635 if (permissionsState.hasPermission(permission, userId)) { 7636 tmp[i] = true; 7637 numMatch++; 7638 } else { 7639 tmp[i] = false; 7640 } 7641 } 7642 if (numMatch == 0) { 7643 return; 7644 } 7645 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7646 7647 // The above might return null in cases of uninstalled apps or install-state 7648 // skew across users/profiles. 7649 if (pi != null) { 7650 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7651 if (numMatch == permissions.length) { 7652 pi.requestedPermissions = permissions; 7653 } else { 7654 pi.requestedPermissions = new String[numMatch]; 7655 numMatch = 0; 7656 for (int i=0; i<permissions.length; i++) { 7657 if (tmp[i]) { 7658 pi.requestedPermissions[numMatch] = permissions[i]; 7659 numMatch++; 7660 } 7661 } 7662 } 7663 } 7664 list.add(pi); 7665 } 7666 } 7667 7668 @Override 7669 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7670 String[] permissions, int flags, int userId) { 7671 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7672 flags = updateFlagsForPackage(flags, userId, permissions); 7673 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7674 true /* requireFullPermission */, false /* checkShell */, 7675 "get packages holding permissions"); 7676 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7677 7678 // writer 7679 synchronized (mPackages) { 7680 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7681 boolean[] tmpBools = new boolean[permissions.length]; 7682 if (listUninstalled) { 7683 for (PackageSetting ps : mSettings.mPackages.values()) { 7684 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7685 userId); 7686 } 7687 } else { 7688 for (PackageParser.Package pkg : mPackages.values()) { 7689 PackageSetting ps = (PackageSetting)pkg.mExtras; 7690 if (ps != null) { 7691 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7692 userId); 7693 } 7694 } 7695 } 7696 7697 return new ParceledListSlice<PackageInfo>(list); 7698 } 7699 } 7700 7701 @Override 7702 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7703 final int callingUid = Binder.getCallingUid(); 7704 if (getInstantAppPackageName(callingUid) != null) { 7705 return ParceledListSlice.emptyList(); 7706 } 7707 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7708 flags = updateFlagsForApplication(flags, userId, null); 7709 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7710 7711 // writer 7712 synchronized (mPackages) { 7713 ArrayList<ApplicationInfo> list; 7714 if (listUninstalled) { 7715 list = new ArrayList<>(mSettings.mPackages.size()); 7716 for (PackageSetting ps : mSettings.mPackages.values()) { 7717 ApplicationInfo ai; 7718 int effectiveFlags = flags; 7719 if (ps.isSystem()) { 7720 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7721 } 7722 if (ps.pkg != null) { 7723 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7724 continue; 7725 } 7726 if (filterAppAccessLPr(ps, callingUid, userId)) { 7727 continue; 7728 } 7729 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7730 ps.readUserState(userId), userId); 7731 if (ai != null) { 7732 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7733 } 7734 } else { 7735 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7736 // and already converts to externally visible package name 7737 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7738 callingUid, effectiveFlags, userId); 7739 } 7740 if (ai != null) { 7741 list.add(ai); 7742 } 7743 } 7744 } else { 7745 list = new ArrayList<>(mPackages.size()); 7746 for (PackageParser.Package p : mPackages.values()) { 7747 if (p.mExtras != null) { 7748 PackageSetting ps = (PackageSetting) p.mExtras; 7749 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7750 continue; 7751 } 7752 if (filterAppAccessLPr(ps, callingUid, userId)) { 7753 continue; 7754 } 7755 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7756 ps.readUserState(userId), userId); 7757 if (ai != null) { 7758 ai.packageName = resolveExternalPackageNameLPr(p); 7759 list.add(ai); 7760 } 7761 } 7762 } 7763 } 7764 7765 return new ParceledListSlice<>(list); 7766 } 7767 } 7768 7769 @Override 7770 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7771 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7772 return null; 7773 } 7774 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7775 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7776 "getEphemeralApplications"); 7777 } 7778 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7779 true /* requireFullPermission */, false /* checkShell */, 7780 "getEphemeralApplications"); 7781 synchronized (mPackages) { 7782 List<InstantAppInfo> instantApps = mInstantAppRegistry 7783 .getInstantAppsLPr(userId); 7784 if (instantApps != null) { 7785 return new ParceledListSlice<>(instantApps); 7786 } 7787 } 7788 return null; 7789 } 7790 7791 @Override 7792 public boolean isInstantApp(String packageName, int userId) { 7793 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7794 true /* requireFullPermission */, false /* checkShell */, 7795 "isInstantApp"); 7796 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7797 return false; 7798 } 7799 7800 synchronized (mPackages) { 7801 int callingUid = Binder.getCallingUid(); 7802 if (Process.isIsolated(callingUid)) { 7803 callingUid = mIsolatedOwners.get(callingUid); 7804 } 7805 final PackageSetting ps = mSettings.mPackages.get(packageName); 7806 PackageParser.Package pkg = mPackages.get(packageName); 7807 final boolean returnAllowed = 7808 ps != null 7809 && (isCallerSameApp(packageName, callingUid) 7810 || canViewInstantApps(callingUid, userId) 7811 || mInstantAppRegistry.isInstantAccessGranted( 7812 userId, UserHandle.getAppId(callingUid), ps.appId)); 7813 if (returnAllowed) { 7814 return ps.getInstantApp(userId); 7815 } 7816 } 7817 return false; 7818 } 7819 7820 @Override 7821 public byte[] getInstantAppCookie(String packageName, int userId) { 7822 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7823 return null; 7824 } 7825 7826 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7827 true /* requireFullPermission */, false /* checkShell */, 7828 "getInstantAppCookie"); 7829 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7830 return null; 7831 } 7832 synchronized (mPackages) { 7833 return mInstantAppRegistry.getInstantAppCookieLPw( 7834 packageName, userId); 7835 } 7836 } 7837 7838 @Override 7839 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7840 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7841 return true; 7842 } 7843 7844 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7845 true /* requireFullPermission */, true /* checkShell */, 7846 "setInstantAppCookie"); 7847 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7848 return false; 7849 } 7850 synchronized (mPackages) { 7851 return mInstantAppRegistry.setInstantAppCookieLPw( 7852 packageName, cookie, userId); 7853 } 7854 } 7855 7856 @Override 7857 public Bitmap getInstantAppIcon(String packageName, int userId) { 7858 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7859 return null; 7860 } 7861 7862 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7863 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7864 "getInstantAppIcon"); 7865 } 7866 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7867 true /* requireFullPermission */, false /* checkShell */, 7868 "getInstantAppIcon"); 7869 7870 synchronized (mPackages) { 7871 return mInstantAppRegistry.getInstantAppIconLPw( 7872 packageName, userId); 7873 } 7874 } 7875 7876 private boolean isCallerSameApp(String packageName, int uid) { 7877 PackageParser.Package pkg = mPackages.get(packageName); 7878 return pkg != null 7879 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7880 } 7881 7882 @Override 7883 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7884 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7885 return ParceledListSlice.emptyList(); 7886 } 7887 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7888 } 7889 7890 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7891 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7892 7893 // reader 7894 synchronized (mPackages) { 7895 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7896 final int userId = UserHandle.getCallingUserId(); 7897 while (i.hasNext()) { 7898 final PackageParser.Package p = i.next(); 7899 if (p.applicationInfo == null) continue; 7900 7901 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7902 && !p.applicationInfo.isDirectBootAware(); 7903 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7904 && p.applicationInfo.isDirectBootAware(); 7905 7906 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7907 && (!mSafeMode || isSystemApp(p)) 7908 && (matchesUnaware || matchesAware)) { 7909 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7910 if (ps != null) { 7911 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7912 ps.readUserState(userId), userId); 7913 if (ai != null) { 7914 finalList.add(ai); 7915 } 7916 } 7917 } 7918 } 7919 } 7920 7921 return finalList; 7922 } 7923 7924 @Override 7925 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7926 return resolveContentProviderInternal(name, flags, userId); 7927 } 7928 7929 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 7930 if (!sUserManager.exists(userId)) return null; 7931 flags = updateFlagsForComponent(flags, userId, name); 7932 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 7933 // reader 7934 synchronized (mPackages) { 7935 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7936 PackageSetting ps = provider != null 7937 ? mSettings.mPackages.get(provider.owner.packageName) 7938 : null; 7939 if (ps != null) { 7940 final boolean isInstantApp = ps.getInstantApp(userId); 7941 // normal application; filter out instant application provider 7942 if (instantAppPkgName == null && isInstantApp) { 7943 return null; 7944 } 7945 // instant application; filter out other instant applications 7946 if (instantAppPkgName != null 7947 && isInstantApp 7948 && !provider.owner.packageName.equals(instantAppPkgName)) { 7949 return null; 7950 } 7951 // instant application; filter out non-exposed provider 7952 if (instantAppPkgName != null 7953 && !isInstantApp 7954 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 7955 return null; 7956 } 7957 // provider not enabled 7958 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 7959 return null; 7960 } 7961 return PackageParser.generateProviderInfo( 7962 provider, flags, ps.readUserState(userId), userId); 7963 } 7964 return null; 7965 } 7966 } 7967 7968 /** 7969 * @deprecated 7970 */ 7971 @Deprecated 7972 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7973 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7974 return; 7975 } 7976 // reader 7977 synchronized (mPackages) { 7978 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7979 .entrySet().iterator(); 7980 final int userId = UserHandle.getCallingUserId(); 7981 while (i.hasNext()) { 7982 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7983 PackageParser.Provider p = entry.getValue(); 7984 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7985 7986 if (ps != null && p.syncable 7987 && (!mSafeMode || (p.info.applicationInfo.flags 7988 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7989 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7990 ps.readUserState(userId), userId); 7991 if (info != null) { 7992 outNames.add(entry.getKey()); 7993 outInfo.add(info); 7994 } 7995 } 7996 } 7997 } 7998 } 7999 8000 @Override 8001 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8002 int uid, int flags, String metaDataKey) { 8003 final int callingUid = Binder.getCallingUid(); 8004 final int userId = processName != null ? UserHandle.getUserId(uid) 8005 : UserHandle.getCallingUserId(); 8006 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8007 flags = updateFlagsForComponent(flags, userId, processName); 8008 ArrayList<ProviderInfo> finalList = null; 8009 // reader 8010 synchronized (mPackages) { 8011 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8012 while (i.hasNext()) { 8013 final PackageParser.Provider p = i.next(); 8014 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8015 if (ps != null && p.info.authority != null 8016 && (processName == null 8017 || (p.info.processName.equals(processName) 8018 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8019 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8020 8021 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8022 // parameter. 8023 if (metaDataKey != null 8024 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8025 continue; 8026 } 8027 final ComponentName component = 8028 new ComponentName(p.info.packageName, p.info.name); 8029 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8030 continue; 8031 } 8032 if (finalList == null) { 8033 finalList = new ArrayList<ProviderInfo>(3); 8034 } 8035 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8036 ps.readUserState(userId), userId); 8037 if (info != null) { 8038 finalList.add(info); 8039 } 8040 } 8041 } 8042 } 8043 8044 if (finalList != null) { 8045 Collections.sort(finalList, mProviderInitOrderSorter); 8046 return new ParceledListSlice<ProviderInfo>(finalList); 8047 } 8048 8049 return ParceledListSlice.emptyList(); 8050 } 8051 8052 @Override 8053 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8054 // reader 8055 synchronized (mPackages) { 8056 final int callingUid = Binder.getCallingUid(); 8057 final int callingUserId = UserHandle.getUserId(callingUid); 8058 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8059 if (ps == null) return null; 8060 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8061 return null; 8062 } 8063 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8064 return PackageParser.generateInstrumentationInfo(i, flags); 8065 } 8066 } 8067 8068 @Override 8069 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8070 String targetPackage, int flags) { 8071 final int callingUid = Binder.getCallingUid(); 8072 final int callingUserId = UserHandle.getUserId(callingUid); 8073 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8074 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8075 return ParceledListSlice.emptyList(); 8076 } 8077 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8078 } 8079 8080 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8081 int flags) { 8082 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8083 8084 // reader 8085 synchronized (mPackages) { 8086 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8087 while (i.hasNext()) { 8088 final PackageParser.Instrumentation p = i.next(); 8089 if (targetPackage == null 8090 || targetPackage.equals(p.info.targetPackage)) { 8091 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8092 flags); 8093 if (ii != null) { 8094 finalList.add(ii); 8095 } 8096 } 8097 } 8098 } 8099 8100 return finalList; 8101 } 8102 8103 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8104 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8105 try { 8106 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8107 } finally { 8108 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8109 } 8110 } 8111 8112 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8113 final File[] files = scanDir.listFiles(); 8114 if (ArrayUtils.isEmpty(files)) { 8115 Log.d(TAG, "No files in app dir " + scanDir); 8116 return; 8117 } 8118 8119 if (DEBUG_PACKAGE_SCANNING) { 8120 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8121 + " flags=0x" + Integer.toHexString(parseFlags)); 8122 } 8123 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8124 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8125 mParallelPackageParserCallback)) { 8126 // Submit files for parsing in parallel 8127 int fileCount = 0; 8128 for (File file : files) { 8129 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8130 && !PackageInstallerService.isStageName(file.getName()); 8131 if (!isPackage) { 8132 // Ignore entries which are not packages 8133 continue; 8134 } 8135 parallelPackageParser.submit(file, parseFlags); 8136 fileCount++; 8137 } 8138 8139 // Process results one by one 8140 for (; fileCount > 0; fileCount--) { 8141 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8142 Throwable throwable = parseResult.throwable; 8143 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8144 8145 if (throwable == null) { 8146 // TODO(toddke): move lower in the scan chain 8147 // Static shared libraries have synthetic package names 8148 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8149 renameStaticSharedLibraryPackage(parseResult.pkg); 8150 } 8151 try { 8152 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8153 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8154 currentTime, null); 8155 } 8156 } catch (PackageManagerException e) { 8157 errorCode = e.error; 8158 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8159 } 8160 } else if (throwable instanceof PackageParser.PackageParserException) { 8161 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8162 throwable; 8163 errorCode = e.error; 8164 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8165 } else { 8166 throw new IllegalStateException("Unexpected exception occurred while parsing " 8167 + parseResult.scanFile, throwable); 8168 } 8169 8170 // Delete invalid userdata apps 8171 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8172 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8173 logCriticalInfo(Log.WARN, 8174 "Deleting invalid package at " + parseResult.scanFile); 8175 removeCodePathLI(parseResult.scanFile); 8176 } 8177 } 8178 } 8179 } 8180 8181 public static void reportSettingsProblem(int priority, String msg) { 8182 logCriticalInfo(priority, msg); 8183 } 8184 8185 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8186 final @ParseFlags int parseFlags) throws PackageManagerException { 8187 // When upgrading from pre-N MR1, verify the package time stamp using the package 8188 // directory and not the APK file. 8189 final long lastModifiedTime = mIsPreNMR1Upgrade 8190 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8191 if (ps != null 8192 && ps.codePathString.equals(pkg.codePath) 8193 && ps.timeStamp == lastModifiedTime 8194 && !isCompatSignatureUpdateNeeded(pkg) 8195 && !isRecoverSignatureUpdateNeeded(pkg)) { 8196 if (ps.signatures.mSignatures != null 8197 && ps.signatures.mSignatures.length != 0 8198 && ps.signatures.mSignatureSchemeVersion != SignatureSchemeVersion.UNKNOWN) { 8199 // Optimization: reuse the existing cached signing data 8200 // if the package appears to be unchanged. 8201 try { 8202 pkg.mSigningDetails = new PackageParser.SigningDetails(ps.signatures.mSignatures, 8203 ps.signatures.mSignatureSchemeVersion); 8204 return; 8205 } catch (CertificateException e) { 8206 Slog.e(TAG, "Attempt to read public keys from persisted signatures failed for " 8207 + ps.name, e); 8208 } 8209 } 8210 8211 Slog.w(TAG, "PackageSetting for " + ps.name 8212 + " is missing signatures. Collecting certs again to recover them."); 8213 } else { 8214 Slog.i(TAG, toString() + " changed; collecting certs"); 8215 } 8216 8217 try { 8218 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8219 PackageParser.collectCertificates(pkg, parseFlags); 8220 } catch (PackageParserException e) { 8221 throw PackageManagerException.from(e); 8222 } finally { 8223 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8224 } 8225 } 8226 8227 /** 8228 * Traces a package scan. 8229 * @see #scanPackageLI(File, int, int, long, UserHandle) 8230 */ 8231 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8232 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8233 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8234 try { 8235 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8236 } finally { 8237 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8238 } 8239 } 8240 8241 /** 8242 * Scans a package and returns the newly parsed package. 8243 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8244 */ 8245 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8246 long currentTime, UserHandle user) throws PackageManagerException { 8247 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8248 PackageParser pp = new PackageParser(); 8249 pp.setSeparateProcesses(mSeparateProcesses); 8250 pp.setOnlyCoreApps(mOnlyCore); 8251 pp.setDisplayMetrics(mMetrics); 8252 pp.setCallback(mPackageParserCallback); 8253 8254 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8255 final PackageParser.Package pkg; 8256 try { 8257 pkg = pp.parsePackage(scanFile, parseFlags); 8258 } catch (PackageParserException e) { 8259 throw PackageManagerException.from(e); 8260 } finally { 8261 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8262 } 8263 8264 // Static shared libraries have synthetic package names 8265 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8266 renameStaticSharedLibraryPackage(pkg); 8267 } 8268 8269 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8270 } 8271 8272 /** 8273 * Scans a package and returns the newly parsed package. 8274 * @throws PackageManagerException on a parse error. 8275 */ 8276 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8277 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8278 @Nullable UserHandle user) 8279 throws PackageManagerException { 8280 // If the package has children and this is the first dive in the function 8281 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8282 // packages (parent and children) would be successfully scanned before the 8283 // actual scan since scanning mutates internal state and we want to atomically 8284 // install the package and its children. 8285 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8286 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8287 scanFlags |= SCAN_CHECK_ONLY; 8288 } 8289 } else { 8290 scanFlags &= ~SCAN_CHECK_ONLY; 8291 } 8292 8293 // Scan the parent 8294 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8295 scanFlags, currentTime, user); 8296 8297 // Scan the children 8298 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8299 for (int i = 0; i < childCount; i++) { 8300 PackageParser.Package childPackage = pkg.childPackages.get(i); 8301 addForInitLI(childPackage, parseFlags, scanFlags, 8302 currentTime, user); 8303 } 8304 8305 8306 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8307 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8308 } 8309 8310 return scannedPkg; 8311 } 8312 8313 /** 8314 * Adds a new package to the internal data structures during platform initialization. 8315 * <p>After adding, the package is known to the system and available for querying. 8316 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8317 * etc...], additional checks are performed. Basic verification [such as ensuring 8318 * matching signatures, checking version codes, etc...] occurs if the package is 8319 * identical to a previously known package. If the package fails a signature check, 8320 * the version installed on /data will be removed. If the version of the new package 8321 * is less than or equal than the version on /data, it will be ignored. 8322 * <p>Regardless of the package location, the results are applied to the internal 8323 * structures and the package is made available to the rest of the system. 8324 * <p>NOTE: The return value should be removed. It's the passed in package object. 8325 */ 8326 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8327 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8328 @Nullable UserHandle user) 8329 throws PackageManagerException { 8330 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8331 final String renamedPkgName; 8332 final PackageSetting disabledPkgSetting; 8333 final boolean isSystemPkgUpdated; 8334 final boolean pkgAlreadyExists; 8335 PackageSetting pkgSetting; 8336 8337 // NOTE: installPackageLI() has the same code to setup the package's 8338 // application info. This probably should be done lower in the call 8339 // stack [such as scanPackageOnly()]. However, we verify the application 8340 // info prior to that [in scanPackageNew()] and thus have to setup 8341 // the application info early. 8342 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8343 pkg.setApplicationInfoCodePath(pkg.codePath); 8344 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8345 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8346 pkg.setApplicationInfoResourcePath(pkg.codePath); 8347 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8348 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8349 8350 synchronized (mPackages) { 8351 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8352 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8353 if (realPkgName != null) { 8354 ensurePackageRenamed(pkg, renamedPkgName); 8355 } 8356 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8357 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8358 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8359 pkgAlreadyExists = pkgSetting != null; 8360 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8361 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8362 isSystemPkgUpdated = disabledPkgSetting != null; 8363 8364 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8365 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8366 } 8367 8368 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8369 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8370 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8371 : null; 8372 if (DEBUG_PACKAGE_SCANNING 8373 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8374 && sharedUserSetting != null) { 8375 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8376 + " (uid=" + sharedUserSetting.userId + "):" 8377 + " packages=" + sharedUserSetting.packages); 8378 } 8379 8380 if (scanSystemPartition) { 8381 // Potentially prune child packages. If the application on the /system 8382 // partition has been updated via OTA, but, is still disabled by a 8383 // version on /data, cycle through all of its children packages and 8384 // remove children that are no longer defined. 8385 if (isSystemPkgUpdated) { 8386 final int scannedChildCount = (pkg.childPackages != null) 8387 ? pkg.childPackages.size() : 0; 8388 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8389 ? disabledPkgSetting.childPackageNames.size() : 0; 8390 for (int i = 0; i < disabledChildCount; i++) { 8391 String disabledChildPackageName = 8392 disabledPkgSetting.childPackageNames.get(i); 8393 boolean disabledPackageAvailable = false; 8394 for (int j = 0; j < scannedChildCount; j++) { 8395 PackageParser.Package childPkg = pkg.childPackages.get(j); 8396 if (childPkg.packageName.equals(disabledChildPackageName)) { 8397 disabledPackageAvailable = true; 8398 break; 8399 } 8400 } 8401 if (!disabledPackageAvailable) { 8402 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8403 } 8404 } 8405 // we're updating the disabled package, so, scan it as the package setting 8406 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8407 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8408 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8409 (pkg == mPlatformPackage), user); 8410 scanPackageOnlyLI(request, mFactoryTest, -1L); 8411 } 8412 } 8413 } 8414 8415 final boolean newPkgChangedPaths = 8416 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8417 final boolean newPkgVersionGreater = 8418 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8419 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8420 && newPkgChangedPaths && newPkgVersionGreater; 8421 if (isSystemPkgBetter) { 8422 // The version of the application on /system is greater than the version on 8423 // /data. Switch back to the application on /system. 8424 // It's safe to assume the application on /system will correctly scan. If not, 8425 // there won't be a working copy of the application. 8426 synchronized (mPackages) { 8427 // just remove the loaded entries from package lists 8428 mPackages.remove(pkgSetting.name); 8429 } 8430 8431 logCriticalInfo(Log.WARN, 8432 "System package updated;" 8433 + " name: " + pkgSetting.name 8434 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8435 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8436 8437 final InstallArgs args = createInstallArgsForExisting( 8438 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8439 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8440 args.cleanUpResourcesLI(); 8441 synchronized (mPackages) { 8442 mSettings.enableSystemPackageLPw(pkgSetting.name); 8443 } 8444 } 8445 8446 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8447 // The version of the application on the /system partition is less than or 8448 // equal to the version on the /data partition. Throw an exception and use 8449 // the application already installed on the /data partition. 8450 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8451 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8452 + " better than this " + pkg.getLongVersionCode()); 8453 } 8454 8455 // verify certificates against what was last scanned 8456 collectCertificatesLI(pkgSetting, pkg, parseFlags); 8457 8458 boolean shouldHideSystemApp = false; 8459 // A new application appeared on /system, but, we already have a copy of 8460 // the application installed on /data. 8461 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8462 && !pkgSetting.isSystem()) { 8463 // if the signatures don't match, wipe the installed application and its data 8464 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSigningDetails.signatures) 8465 != PackageManager.SIGNATURE_MATCH) { 8466 logCriticalInfo(Log.WARN, 8467 "System package signature mismatch;" 8468 + " name: " + pkgSetting.name); 8469 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8470 "scanPackageInternalLI")) { 8471 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8472 } 8473 pkgSetting = null; 8474 } else if (newPkgVersionGreater) { 8475 // The application on /system is newer than the application on /data. 8476 // Simply remove the application on /data [keeping application data] 8477 // and replace it with the version on /system. 8478 logCriticalInfo(Log.WARN, 8479 "System package enabled;" 8480 + " name: " + pkgSetting.name 8481 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8482 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8483 InstallArgs args = createInstallArgsForExisting( 8484 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8485 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8486 synchronized (mInstallLock) { 8487 args.cleanUpResourcesLI(); 8488 } 8489 } else { 8490 // The application on /system is older than the application on /data. Hide 8491 // the application on /system and the version on /data will be scanned later 8492 // and re-added like an update. 8493 shouldHideSystemApp = true; 8494 logCriticalInfo(Log.INFO, 8495 "System package disabled;" 8496 + " name: " + pkgSetting.name 8497 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8498 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8499 } 8500 } 8501 8502 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8503 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8504 8505 if (shouldHideSystemApp) { 8506 synchronized (mPackages) { 8507 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8508 } 8509 } 8510 return scannedPkg; 8511 } 8512 8513 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8514 // Derive the new package synthetic package name 8515 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8516 + pkg.staticSharedLibVersion); 8517 } 8518 8519 private static String fixProcessName(String defProcessName, 8520 String processName) { 8521 if (processName == null) { 8522 return defProcessName; 8523 } 8524 return processName; 8525 } 8526 8527 /** 8528 * Enforces that only the system UID or root's UID can call a method exposed 8529 * via Binder. 8530 * 8531 * @param message used as message if SecurityException is thrown 8532 * @throws SecurityException if the caller is not system or root 8533 */ 8534 private static final void enforceSystemOrRoot(String message) { 8535 final int uid = Binder.getCallingUid(); 8536 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8537 throw new SecurityException(message); 8538 } 8539 } 8540 8541 @Override 8542 public void performFstrimIfNeeded() { 8543 enforceSystemOrRoot("Only the system can request fstrim"); 8544 8545 // Before everything else, see whether we need to fstrim. 8546 try { 8547 IStorageManager sm = PackageHelper.getStorageManager(); 8548 if (sm != null) { 8549 boolean doTrim = false; 8550 final long interval = android.provider.Settings.Global.getLong( 8551 mContext.getContentResolver(), 8552 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8553 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8554 if (interval > 0) { 8555 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8556 if (timeSinceLast > interval) { 8557 doTrim = true; 8558 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8559 + "; running immediately"); 8560 } 8561 } 8562 if (doTrim) { 8563 final boolean dexOptDialogShown; 8564 synchronized (mPackages) { 8565 dexOptDialogShown = mDexOptDialogShown; 8566 } 8567 if (!isFirstBoot() && dexOptDialogShown) { 8568 try { 8569 ActivityManager.getService().showBootMessage( 8570 mContext.getResources().getString( 8571 R.string.android_upgrading_fstrim), true); 8572 } catch (RemoteException e) { 8573 } 8574 } 8575 sm.runMaintenance(); 8576 } 8577 } else { 8578 Slog.e(TAG, "storageManager service unavailable!"); 8579 } 8580 } catch (RemoteException e) { 8581 // Can't happen; StorageManagerService is local 8582 } 8583 } 8584 8585 @Override 8586 public void updatePackagesIfNeeded() { 8587 enforceSystemOrRoot("Only the system can request package update"); 8588 8589 // We need to re-extract after an OTA. 8590 boolean causeUpgrade = isUpgrade(); 8591 8592 // First boot or factory reset. 8593 // Note: we also handle devices that are upgrading to N right now as if it is their 8594 // first boot, as they do not have profile data. 8595 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8596 8597 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8598 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8599 8600 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8601 return; 8602 } 8603 8604 List<PackageParser.Package> pkgs; 8605 synchronized (mPackages) { 8606 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8607 } 8608 8609 final long startTime = System.nanoTime(); 8610 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8611 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8612 false /* bootComplete */); 8613 8614 final int elapsedTimeSeconds = 8615 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8616 8617 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8618 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8619 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8620 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8621 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8622 } 8623 8624 /* 8625 * Return the prebuilt profile path given a package base code path. 8626 */ 8627 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8628 return pkg.baseCodePath + ".prof"; 8629 } 8630 8631 /** 8632 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8633 * containing statistics about the invocation. The array consists of three elements, 8634 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8635 * and {@code numberOfPackagesFailed}. 8636 */ 8637 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8638 final String compilerFilter, boolean bootComplete) { 8639 8640 int numberOfPackagesVisited = 0; 8641 int numberOfPackagesOptimized = 0; 8642 int numberOfPackagesSkipped = 0; 8643 int numberOfPackagesFailed = 0; 8644 final int numberOfPackagesToDexopt = pkgs.size(); 8645 8646 for (PackageParser.Package pkg : pkgs) { 8647 numberOfPackagesVisited++; 8648 8649 boolean useProfileForDexopt = false; 8650 8651 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8652 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8653 // that are already compiled. 8654 File profileFile = new File(getPrebuildProfilePath(pkg)); 8655 // Copy profile if it exists. 8656 if (profileFile.exists()) { 8657 try { 8658 // We could also do this lazily before calling dexopt in 8659 // PackageDexOptimizer to prevent this happening on first boot. The issue 8660 // is that we don't have a good way to say "do this only once". 8661 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8662 pkg.applicationInfo.uid, pkg.packageName)) { 8663 Log.e(TAG, "Installer failed to copy system profile!"); 8664 } else { 8665 // Disabled as this causes speed-profile compilation during first boot 8666 // even if things are already compiled. 8667 // useProfileForDexopt = true; 8668 } 8669 } catch (Exception e) { 8670 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8671 e); 8672 } 8673 } else { 8674 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8675 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8676 // minimize the number off apps being speed-profile compiled during first boot. 8677 // The other paths will not change the filter. 8678 if (disabledPs != null && disabledPs.pkg.isStub) { 8679 // The package is the stub one, remove the stub suffix to get the normal 8680 // package and APK names. 8681 String systemProfilePath = 8682 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8683 profileFile = new File(systemProfilePath); 8684 // If we have a profile for a compressed APK, copy it to the reference 8685 // location. 8686 // Note that copying the profile here will cause it to override the 8687 // reference profile every OTA even though the existing reference profile 8688 // may have more data. We can't copy during decompression since the 8689 // directories are not set up at that point. 8690 if (profileFile.exists()) { 8691 try { 8692 // We could also do this lazily before calling dexopt in 8693 // PackageDexOptimizer to prevent this happening on first boot. The 8694 // issue is that we don't have a good way to say "do this only 8695 // once". 8696 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8697 pkg.applicationInfo.uid, pkg.packageName)) { 8698 Log.e(TAG, "Failed to copy system profile for stub package!"); 8699 } else { 8700 useProfileForDexopt = true; 8701 } 8702 } catch (Exception e) { 8703 Log.e(TAG, "Failed to copy profile " + 8704 profileFile.getAbsolutePath() + " ", e); 8705 } 8706 } 8707 } 8708 } 8709 } 8710 8711 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8712 if (DEBUG_DEXOPT) { 8713 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8714 } 8715 numberOfPackagesSkipped++; 8716 continue; 8717 } 8718 8719 if (DEBUG_DEXOPT) { 8720 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8721 numberOfPackagesToDexopt + ": " + pkg.packageName); 8722 } 8723 8724 if (showDialog) { 8725 try { 8726 ActivityManager.getService().showBootMessage( 8727 mContext.getResources().getString(R.string.android_upgrading_apk, 8728 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8729 } catch (RemoteException e) { 8730 } 8731 synchronized (mPackages) { 8732 mDexOptDialogShown = true; 8733 } 8734 } 8735 8736 String pkgCompilerFilter = compilerFilter; 8737 if (useProfileForDexopt) { 8738 // Use background dexopt mode to try and use the profile. Note that this does not 8739 // guarantee usage of the profile. 8740 pkgCompilerFilter = 8741 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 8742 PackageManagerService.REASON_BACKGROUND_DEXOPT); 8743 } 8744 8745 // checkProfiles is false to avoid merging profiles during boot which 8746 // might interfere with background compilation (b/28612421). 8747 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8748 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8749 // trade-off worth doing to save boot time work. 8750 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 8751 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 8752 pkg.packageName, 8753 pkgCompilerFilter, 8754 dexoptFlags)); 8755 8756 switch (primaryDexOptStaus) { 8757 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8758 numberOfPackagesOptimized++; 8759 break; 8760 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8761 numberOfPackagesSkipped++; 8762 break; 8763 case PackageDexOptimizer.DEX_OPT_FAILED: 8764 numberOfPackagesFailed++; 8765 break; 8766 default: 8767 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 8768 break; 8769 } 8770 } 8771 8772 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8773 numberOfPackagesFailed }; 8774 } 8775 8776 @Override 8777 public void notifyPackageUse(String packageName, int reason) { 8778 synchronized (mPackages) { 8779 final int callingUid = Binder.getCallingUid(); 8780 final int callingUserId = UserHandle.getUserId(callingUid); 8781 if (getInstantAppPackageName(callingUid) != null) { 8782 if (!isCallerSameApp(packageName, callingUid)) { 8783 return; 8784 } 8785 } else { 8786 if (isInstantApp(packageName, callingUserId)) { 8787 return; 8788 } 8789 } 8790 notifyPackageUseLocked(packageName, reason); 8791 } 8792 } 8793 8794 private void notifyPackageUseLocked(String packageName, int reason) { 8795 final PackageParser.Package p = mPackages.get(packageName); 8796 if (p == null) { 8797 return; 8798 } 8799 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8800 } 8801 8802 @Override 8803 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 8804 List<String> classPaths, String loaderIsa) { 8805 int userId = UserHandle.getCallingUserId(); 8806 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8807 if (ai == null) { 8808 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8809 + loadingPackageName + ", user=" + userId); 8810 return; 8811 } 8812 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 8813 } 8814 8815 @Override 8816 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 8817 IDexModuleRegisterCallback callback) { 8818 int userId = UserHandle.getCallingUserId(); 8819 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 8820 DexManager.RegisterDexModuleResult result; 8821 if (ai == null) { 8822 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 8823 " calling user. package=" + packageName + ", user=" + userId); 8824 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 8825 } else { 8826 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 8827 } 8828 8829 if (callback != null) { 8830 mHandler.post(() -> { 8831 try { 8832 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 8833 } catch (RemoteException e) { 8834 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 8835 } 8836 }); 8837 } 8838 } 8839 8840 /** 8841 * Ask the package manager to perform a dex-opt with the given compiler filter. 8842 * 8843 * Note: exposed only for the shell command to allow moving packages explicitly to a 8844 * definite state. 8845 */ 8846 @Override 8847 public boolean performDexOptMode(String packageName, 8848 boolean checkProfiles, String targetCompilerFilter, boolean force, 8849 boolean bootComplete, String splitName) { 8850 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 8851 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 8852 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 8853 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 8854 splitName, flags)); 8855 } 8856 8857 /** 8858 * Ask the package manager to perform a dex-opt with the given compiler filter on the 8859 * secondary dex files belonging to the given package. 8860 * 8861 * Note: exposed only for the shell command to allow moving packages explicitly to a 8862 * definite state. 8863 */ 8864 @Override 8865 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8866 boolean force) { 8867 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 8868 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 8869 DexoptOptions.DEXOPT_BOOT_COMPLETE | 8870 (force ? DexoptOptions.DEXOPT_FORCE : 0); 8871 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 8872 } 8873 8874 /*package*/ boolean performDexOpt(DexoptOptions options) { 8875 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8876 return false; 8877 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 8878 return false; 8879 } 8880 8881 if (options.isDexoptOnlySecondaryDex()) { 8882 return mDexManager.dexoptSecondaryDex(options); 8883 } else { 8884 int dexoptStatus = performDexOptWithStatus(options); 8885 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8886 } 8887 } 8888 8889 /** 8890 * Perform dexopt on the given package and return one of following result: 8891 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 8892 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 8893 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 8894 */ 8895 /* package */ int performDexOptWithStatus(DexoptOptions options) { 8896 return performDexOptTraced(options); 8897 } 8898 8899 private int performDexOptTraced(DexoptOptions options) { 8900 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8901 try { 8902 return performDexOptInternal(options); 8903 } finally { 8904 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8905 } 8906 } 8907 8908 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8909 // if the package can now be considered up to date for the given filter. 8910 private int performDexOptInternal(DexoptOptions options) { 8911 PackageParser.Package p; 8912 synchronized (mPackages) { 8913 p = mPackages.get(options.getPackageName()); 8914 if (p == null) { 8915 // Package could not be found. Report failure. 8916 return PackageDexOptimizer.DEX_OPT_FAILED; 8917 } 8918 mPackageUsage.maybeWriteAsync(mPackages); 8919 mCompilerStats.maybeWriteAsync(); 8920 } 8921 long callingId = Binder.clearCallingIdentity(); 8922 try { 8923 synchronized (mInstallLock) { 8924 return performDexOptInternalWithDependenciesLI(p, options); 8925 } 8926 } finally { 8927 Binder.restoreCallingIdentity(callingId); 8928 } 8929 } 8930 8931 public ArraySet<String> getOptimizablePackages() { 8932 ArraySet<String> pkgs = new ArraySet<String>(); 8933 synchronized (mPackages) { 8934 for (PackageParser.Package p : mPackages.values()) { 8935 if (PackageDexOptimizer.canOptimizePackage(p)) { 8936 pkgs.add(p.packageName); 8937 } 8938 } 8939 } 8940 return pkgs; 8941 } 8942 8943 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8944 DexoptOptions options) { 8945 // Select the dex optimizer based on the force parameter. 8946 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8947 // allocate an object here. 8948 PackageDexOptimizer pdo = options.isForce() 8949 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8950 : mPackageDexOptimizer; 8951 8952 // Dexopt all dependencies first. Note: we ignore the return value and march on 8953 // on errors. 8954 // Note that we are going to call performDexOpt on those libraries as many times as 8955 // they are referenced in packages. When we do a batch of performDexOpt (for example 8956 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8957 // and the first package that uses the library will dexopt it. The 8958 // others will see that the compiled code for the library is up to date. 8959 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8960 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8961 if (!deps.isEmpty()) { 8962 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 8963 options.getCompilerFilter(), options.getSplitName(), 8964 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 8965 for (PackageParser.Package depPackage : deps) { 8966 // TODO: Analyze and investigate if we (should) profile libraries. 8967 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8968 getOrCreateCompilerPackageStats(depPackage), 8969 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 8970 } 8971 } 8972 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 8973 getOrCreateCompilerPackageStats(p), 8974 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 8975 } 8976 8977 /** 8978 * Reconcile the information we have about the secondary dex files belonging to 8979 * {@code packagName} and the actual dex files. For all dex files that were 8980 * deleted, update the internal records and delete the generated oat files. 8981 */ 8982 @Override 8983 public void reconcileSecondaryDexFiles(String packageName) { 8984 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8985 return; 8986 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 8987 return; 8988 } 8989 mDexManager.reconcileSecondaryDexFiles(packageName); 8990 } 8991 8992 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8993 // a reference there. 8994 /*package*/ DexManager getDexManager() { 8995 return mDexManager; 8996 } 8997 8998 /** 8999 * Execute the background dexopt job immediately. 9000 */ 9001 @Override 9002 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9003 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9004 return false; 9005 } 9006 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9007 } 9008 9009 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9010 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9011 || p.usesStaticLibraries != null) { 9012 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9013 Set<String> collectedNames = new HashSet<>(); 9014 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9015 9016 retValue.remove(p); 9017 9018 return retValue; 9019 } else { 9020 return Collections.emptyList(); 9021 } 9022 } 9023 9024 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9025 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9026 if (!collectedNames.contains(p.packageName)) { 9027 collectedNames.add(p.packageName); 9028 collected.add(p); 9029 9030 if (p.usesLibraries != null) { 9031 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9032 null, collected, collectedNames); 9033 } 9034 if (p.usesOptionalLibraries != null) { 9035 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9036 null, collected, collectedNames); 9037 } 9038 if (p.usesStaticLibraries != null) { 9039 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9040 p.usesStaticLibrariesVersions, collected, collectedNames); 9041 } 9042 } 9043 } 9044 9045 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9046 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9047 final int libNameCount = libs.size(); 9048 for (int i = 0; i < libNameCount; i++) { 9049 String libName = libs.get(i); 9050 long version = (versions != null && versions.length == libNameCount) 9051 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9052 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9053 if (libPkg != null) { 9054 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9055 } 9056 } 9057 } 9058 9059 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9060 synchronized (mPackages) { 9061 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9062 if (libEntry != null) { 9063 return mPackages.get(libEntry.apk); 9064 } 9065 return null; 9066 } 9067 } 9068 9069 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9070 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9071 if (versionedLib == null) { 9072 return null; 9073 } 9074 return versionedLib.get(version); 9075 } 9076 9077 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9078 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9079 pkg.staticSharedLibName); 9080 if (versionedLib == null) { 9081 return null; 9082 } 9083 long previousLibVersion = -1; 9084 final int versionCount = versionedLib.size(); 9085 for (int i = 0; i < versionCount; i++) { 9086 final long libVersion = versionedLib.keyAt(i); 9087 if (libVersion < pkg.staticSharedLibVersion) { 9088 previousLibVersion = Math.max(previousLibVersion, libVersion); 9089 } 9090 } 9091 if (previousLibVersion >= 0) { 9092 return versionedLib.get(previousLibVersion); 9093 } 9094 return null; 9095 } 9096 9097 public void shutdown() { 9098 mPackageUsage.writeNow(mPackages); 9099 mCompilerStats.writeNow(); 9100 mDexManager.writePackageDexUsageNow(); 9101 } 9102 9103 @Override 9104 public void dumpProfiles(String packageName) { 9105 PackageParser.Package pkg; 9106 synchronized (mPackages) { 9107 pkg = mPackages.get(packageName); 9108 if (pkg == null) { 9109 throw new IllegalArgumentException("Unknown package: " + packageName); 9110 } 9111 } 9112 /* Only the shell, root, or the app user should be able to dump profiles. */ 9113 int callingUid = Binder.getCallingUid(); 9114 if (callingUid != Process.SHELL_UID && 9115 callingUid != Process.ROOT_UID && 9116 callingUid != pkg.applicationInfo.uid) { 9117 throw new SecurityException("dumpProfiles"); 9118 } 9119 9120 synchronized (mInstallLock) { 9121 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9122 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 9123 try { 9124 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 9125 String codePaths = TextUtils.join(";", allCodePaths); 9126 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 9127 } catch (InstallerException e) { 9128 Slog.w(TAG, "Failed to dump profiles", e); 9129 } 9130 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9131 } 9132 } 9133 9134 @Override 9135 public void forceDexOpt(String packageName) { 9136 enforceSystemOrRoot("forceDexOpt"); 9137 9138 PackageParser.Package pkg; 9139 synchronized (mPackages) { 9140 pkg = mPackages.get(packageName); 9141 if (pkg == null) { 9142 throw new IllegalArgumentException("Unknown package: " + packageName); 9143 } 9144 } 9145 9146 synchronized (mInstallLock) { 9147 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9148 9149 // Whoever is calling forceDexOpt wants a compiled package. 9150 // Don't use profiles since that may cause compilation to be skipped. 9151 final int res = performDexOptInternalWithDependenciesLI( 9152 pkg, 9153 new DexoptOptions(packageName, 9154 getDefaultCompilerFilter(), 9155 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9156 9157 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9158 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9159 throw new IllegalStateException("Failed to dexopt: " + res); 9160 } 9161 } 9162 } 9163 9164 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9165 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9166 Slog.w(TAG, "Unable to update from " + oldPkg.name 9167 + " to " + newPkg.packageName 9168 + ": old package not in system partition"); 9169 return false; 9170 } else if (mPackages.get(oldPkg.name) != null) { 9171 Slog.w(TAG, "Unable to update from " + oldPkg.name 9172 + " to " + newPkg.packageName 9173 + ": old package still exists"); 9174 return false; 9175 } 9176 return true; 9177 } 9178 9179 void removeCodePathLI(File codePath) { 9180 if (codePath.isDirectory()) { 9181 try { 9182 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9183 } catch (InstallerException e) { 9184 Slog.w(TAG, "Failed to remove code path", e); 9185 } 9186 } else { 9187 codePath.delete(); 9188 } 9189 } 9190 9191 private int[] resolveUserIds(int userId) { 9192 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9193 } 9194 9195 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9196 if (pkg == null) { 9197 Slog.wtf(TAG, "Package was null!", new Throwable()); 9198 return; 9199 } 9200 clearAppDataLeafLIF(pkg, userId, flags); 9201 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9202 for (int i = 0; i < childCount; i++) { 9203 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9204 } 9205 } 9206 9207 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9208 final PackageSetting ps; 9209 synchronized (mPackages) { 9210 ps = mSettings.mPackages.get(pkg.packageName); 9211 } 9212 for (int realUserId : resolveUserIds(userId)) { 9213 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9214 try { 9215 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9216 ceDataInode); 9217 } catch (InstallerException e) { 9218 Slog.w(TAG, String.valueOf(e)); 9219 } 9220 } 9221 } 9222 9223 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9224 if (pkg == null) { 9225 Slog.wtf(TAG, "Package was null!", new Throwable()); 9226 return; 9227 } 9228 destroyAppDataLeafLIF(pkg, userId, flags); 9229 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9230 for (int i = 0; i < childCount; i++) { 9231 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9232 } 9233 } 9234 9235 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9236 final PackageSetting ps; 9237 synchronized (mPackages) { 9238 ps = mSettings.mPackages.get(pkg.packageName); 9239 } 9240 for (int realUserId : resolveUserIds(userId)) { 9241 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9242 try { 9243 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9244 ceDataInode); 9245 } catch (InstallerException e) { 9246 Slog.w(TAG, String.valueOf(e)); 9247 } 9248 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9249 } 9250 } 9251 9252 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9253 if (pkg == null) { 9254 Slog.wtf(TAG, "Package was null!", new Throwable()); 9255 return; 9256 } 9257 destroyAppProfilesLeafLIF(pkg); 9258 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9259 for (int i = 0; i < childCount; i++) { 9260 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9261 } 9262 } 9263 9264 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9265 try { 9266 mInstaller.destroyAppProfiles(pkg.packageName); 9267 } catch (InstallerException e) { 9268 Slog.w(TAG, String.valueOf(e)); 9269 } 9270 } 9271 9272 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9273 if (pkg == null) { 9274 Slog.wtf(TAG, "Package was null!", new Throwable()); 9275 return; 9276 } 9277 clearAppProfilesLeafLIF(pkg); 9278 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9279 for (int i = 0; i < childCount; i++) { 9280 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 9281 } 9282 } 9283 9284 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9285 try { 9286 mInstaller.clearAppProfiles(pkg.packageName); 9287 } catch (InstallerException e) { 9288 Slog.w(TAG, String.valueOf(e)); 9289 } 9290 } 9291 9292 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9293 long lastUpdateTime) { 9294 // Set parent install/update time 9295 PackageSetting ps = (PackageSetting) pkg.mExtras; 9296 if (ps != null) { 9297 ps.firstInstallTime = firstInstallTime; 9298 ps.lastUpdateTime = lastUpdateTime; 9299 } 9300 // Set children install/update time 9301 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9302 for (int i = 0; i < childCount; i++) { 9303 PackageParser.Package childPkg = pkg.childPackages.get(i); 9304 ps = (PackageSetting) childPkg.mExtras; 9305 if (ps != null) { 9306 ps.firstInstallTime = firstInstallTime; 9307 ps.lastUpdateTime = lastUpdateTime; 9308 } 9309 } 9310 } 9311 9312 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9313 SharedLibraryEntry file, 9314 PackageParser.Package changingLib) { 9315 if (file.path != null) { 9316 usesLibraryFiles.add(file.path); 9317 return; 9318 } 9319 PackageParser.Package p = mPackages.get(file.apk); 9320 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9321 // If we are doing this while in the middle of updating a library apk, 9322 // then we need to make sure to use that new apk for determining the 9323 // dependencies here. (We haven't yet finished committing the new apk 9324 // to the package manager state.) 9325 if (p == null || p.packageName.equals(changingLib.packageName)) { 9326 p = changingLib; 9327 } 9328 } 9329 if (p != null) { 9330 usesLibraryFiles.addAll(p.getAllCodePaths()); 9331 if (p.usesLibraryFiles != null) { 9332 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9333 } 9334 } 9335 } 9336 9337 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9338 PackageParser.Package changingLib) throws PackageManagerException { 9339 if (pkg == null) { 9340 return; 9341 } 9342 // The collection used here must maintain the order of addition (so 9343 // that libraries are searched in the correct order) and must have no 9344 // duplicates. 9345 Set<String> usesLibraryFiles = null; 9346 if (pkg.usesLibraries != null) { 9347 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9348 null, null, pkg.packageName, changingLib, true, 9349 pkg.applicationInfo.targetSdkVersion, null); 9350 } 9351 if (pkg.usesStaticLibraries != null) { 9352 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9353 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9354 pkg.packageName, changingLib, true, 9355 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9356 } 9357 if (pkg.usesOptionalLibraries != null) { 9358 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9359 null, null, pkg.packageName, changingLib, false, 9360 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9361 } 9362 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9363 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9364 } else { 9365 pkg.usesLibraryFiles = null; 9366 } 9367 } 9368 9369 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9370 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9371 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9372 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9373 throws PackageManagerException { 9374 final int libCount = requestedLibraries.size(); 9375 for (int i = 0; i < libCount; i++) { 9376 final String libName = requestedLibraries.get(i); 9377 final long libVersion = requiredVersions != null ? requiredVersions[i] 9378 : SharedLibraryInfo.VERSION_UNDEFINED; 9379 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9380 if (libEntry == null) { 9381 if (required) { 9382 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9383 "Package " + packageName + " requires unavailable shared library " 9384 + libName + "; failing!"); 9385 } else if (DEBUG_SHARED_LIBRARIES) { 9386 Slog.i(TAG, "Package " + packageName 9387 + " desires unavailable shared library " 9388 + libName + "; ignoring!"); 9389 } 9390 } else { 9391 if (requiredVersions != null && requiredCertDigests != null) { 9392 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9393 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9394 "Package " + packageName + " requires unavailable static shared" 9395 + " library " + libName + " version " 9396 + libEntry.info.getLongVersion() + "; failing!"); 9397 } 9398 9399 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9400 if (libPkg == null) { 9401 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9402 "Package " + packageName + " requires unavailable static shared" 9403 + " library; failing!"); 9404 } 9405 9406 final String[] expectedCertDigests = requiredCertDigests[i]; 9407 // For apps targeting O MR1 we require explicit enumeration of all certs. 9408 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9409 ? PackageUtils.computeSignaturesSha256Digests( 9410 libPkg.mSigningDetails.signatures) 9411 : PackageUtils.computeSignaturesSha256Digests( 9412 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9413 9414 // Take a shortcut if sizes don't match. Note that if an app doesn't 9415 // target O we don't parse the "additional-certificate" tags similarly 9416 // how we only consider all certs only for apps targeting O (see above). 9417 // Therefore, the size check is safe to make. 9418 if (expectedCertDigests.length != libCertDigests.length) { 9419 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9420 "Package " + packageName + " requires differently signed" + 9421 " static shared library; failing!"); 9422 } 9423 9424 // Use a predictable order as signature order may vary 9425 Arrays.sort(libCertDigests); 9426 Arrays.sort(expectedCertDigests); 9427 9428 final int certCount = libCertDigests.length; 9429 for (int j = 0; j < certCount; j++) { 9430 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9431 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9432 "Package " + packageName + " requires differently signed" + 9433 " static shared library; failing!"); 9434 } 9435 } 9436 } 9437 9438 if (outUsedLibraries == null) { 9439 // Use LinkedHashSet to preserve the order of files added to 9440 // usesLibraryFiles while eliminating duplicates. 9441 outUsedLibraries = new LinkedHashSet<>(); 9442 } 9443 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9444 } 9445 } 9446 return outUsedLibraries; 9447 } 9448 9449 private static boolean hasString(List<String> list, List<String> which) { 9450 if (list == null) { 9451 return false; 9452 } 9453 for (int i=list.size()-1; i>=0; i--) { 9454 for (int j=which.size()-1; j>=0; j--) { 9455 if (which.get(j).equals(list.get(i))) { 9456 return true; 9457 } 9458 } 9459 } 9460 return false; 9461 } 9462 9463 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9464 PackageParser.Package changingPkg) { 9465 ArrayList<PackageParser.Package> res = null; 9466 for (PackageParser.Package pkg : mPackages.values()) { 9467 if (changingPkg != null 9468 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9469 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9470 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9471 changingPkg.staticSharedLibName)) { 9472 return null; 9473 } 9474 if (res == null) { 9475 res = new ArrayList<>(); 9476 } 9477 res.add(pkg); 9478 try { 9479 updateSharedLibrariesLPr(pkg, changingPkg); 9480 } catch (PackageManagerException e) { 9481 // If a system app update or an app and a required lib missing we 9482 // delete the package and for updated system apps keep the data as 9483 // it is better for the user to reinstall than to be in an limbo 9484 // state. Also libs disappearing under an app should never happen 9485 // - just in case. 9486 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9487 final int flags = pkg.isUpdatedSystemApp() 9488 ? PackageManager.DELETE_KEEP_DATA : 0; 9489 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9490 flags , null, true, null); 9491 } 9492 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9493 } 9494 } 9495 return res; 9496 } 9497 9498 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9499 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9500 @Nullable UserHandle user) throws PackageManagerException { 9501 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9502 // If the package has children and this is the first dive in the function 9503 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9504 // whether all packages (parent and children) would be successfully scanned 9505 // before the actual scan since scanning mutates internal state and we want 9506 // to atomically install the package and its children. 9507 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9508 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9509 scanFlags |= SCAN_CHECK_ONLY; 9510 } 9511 } else { 9512 scanFlags &= ~SCAN_CHECK_ONLY; 9513 } 9514 9515 final PackageParser.Package scannedPkg; 9516 try { 9517 // Scan the parent 9518 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9519 // Scan the children 9520 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9521 for (int i = 0; i < childCount; i++) { 9522 PackageParser.Package childPkg = pkg.childPackages.get(i); 9523 scanPackageNewLI(childPkg, parseFlags, 9524 scanFlags, currentTime, user); 9525 } 9526 } finally { 9527 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9528 } 9529 9530 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9531 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9532 } 9533 9534 return scannedPkg; 9535 } 9536 9537 /** The result of a package scan. */ 9538 private static class ScanResult { 9539 /** Whether or not the package scan was successful */ 9540 public final boolean success; 9541 /** 9542 * The final package settings. This may be the same object passed in 9543 * the {@link ScanRequest}, but, with modified values. 9544 */ 9545 @Nullable public final PackageSetting pkgSetting; 9546 /** ABI code paths that have changed in the package scan */ 9547 @Nullable public final List<String> changedAbiCodePath; 9548 public ScanResult( 9549 boolean success, 9550 @Nullable PackageSetting pkgSetting, 9551 @Nullable List<String> changedAbiCodePath) { 9552 this.success = success; 9553 this.pkgSetting = pkgSetting; 9554 this.changedAbiCodePath = changedAbiCodePath; 9555 } 9556 } 9557 9558 /** A package to be scanned */ 9559 private static class ScanRequest { 9560 /** The parsed package */ 9561 @NonNull public final PackageParser.Package pkg; 9562 /** Shared user settings, if the package has a shared user */ 9563 @Nullable public final SharedUserSetting sharedUserSetting; 9564 /** 9565 * Package settings of the currently installed version. 9566 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9567 * during scan. 9568 */ 9569 @Nullable public final PackageSetting pkgSetting; 9570 /** A copy of the settings for the currently installed version */ 9571 @Nullable public final PackageSetting oldPkgSetting; 9572 /** Package settings for the disabled version on the /system partition */ 9573 @Nullable public final PackageSetting disabledPkgSetting; 9574 /** Package settings for the installed version under its original package name */ 9575 @Nullable public final PackageSetting originalPkgSetting; 9576 /** The real package name of a renamed application */ 9577 @Nullable public final String realPkgName; 9578 public final @ParseFlags int parseFlags; 9579 public final @ScanFlags int scanFlags; 9580 /** The user for which the package is being scanned */ 9581 @Nullable public final UserHandle user; 9582 /** Whether or not the platform package is being scanned */ 9583 public final boolean isPlatformPackage; 9584 public ScanRequest( 9585 @NonNull PackageParser.Package pkg, 9586 @Nullable SharedUserSetting sharedUserSetting, 9587 @Nullable PackageSetting pkgSetting, 9588 @Nullable PackageSetting disabledPkgSetting, 9589 @Nullable PackageSetting originalPkgSetting, 9590 @Nullable String realPkgName, 9591 @ParseFlags int parseFlags, 9592 @ScanFlags int scanFlags, 9593 boolean isPlatformPackage, 9594 @Nullable UserHandle user) { 9595 this.pkg = pkg; 9596 this.pkgSetting = pkgSetting; 9597 this.sharedUserSetting = sharedUserSetting; 9598 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9599 this.disabledPkgSetting = disabledPkgSetting; 9600 this.originalPkgSetting = originalPkgSetting; 9601 this.realPkgName = realPkgName; 9602 this.parseFlags = parseFlags; 9603 this.scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user); 9604 this.isPlatformPackage = isPlatformPackage; 9605 this.user = user; 9606 } 9607 9608 /** 9609 * Returns the actual scan flags depending upon the state of the other settings. 9610 * <p>Updated system applications will not have the following flags set 9611 * by default and need to be adjusted after the fact: 9612 * <ul> 9613 * <li>{@link #SCAN_AS_SYSTEM}</li> 9614 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9615 * <li>{@link #SCAN_AS_OEM}</li> 9616 * <li>{@link #SCAN_AS_VENDOR}</li> 9617 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9618 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9619 * </ul> 9620 */ 9621 private static @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9622 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user) { 9623 if (disabledPkgSetting != null) { 9624 // updated system application, must at least have SCAN_AS_SYSTEM 9625 scanFlags |= SCAN_AS_SYSTEM; 9626 if ((disabledPkgSetting.pkgPrivateFlags 9627 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9628 scanFlags |= SCAN_AS_PRIVILEGED; 9629 } 9630 if ((disabledPkgSetting.pkgPrivateFlags 9631 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9632 scanFlags |= SCAN_AS_OEM; 9633 } 9634 if ((disabledPkgSetting.pkgPrivateFlags 9635 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9636 scanFlags |= SCAN_AS_VENDOR; 9637 } 9638 } 9639 if (pkgSetting != null) { 9640 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9641 if (pkgSetting.getInstantApp(userId)) { 9642 scanFlags |= SCAN_AS_INSTANT_APP; 9643 } 9644 if (pkgSetting.getVirtulalPreload(userId)) { 9645 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9646 } 9647 } 9648 return scanFlags; 9649 } 9650 } 9651 9652 @GuardedBy("mInstallLock") 9653 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9654 final @ParseFlags int parseFlags, final @ScanFlags int scanFlags, long currentTime, 9655 @Nullable UserHandle user) throws PackageManagerException { 9656 9657 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9658 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 9659 if (realPkgName != null) { 9660 ensurePackageRenamed(pkg, renamedPkgName); 9661 } 9662 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 9663 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9664 final PackageSetting disabledPkgSetting = 9665 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9666 9667 if (mTransferedPackages.contains(pkg.packageName)) { 9668 Slog.w(TAG, "Package " + pkg.packageName 9669 + " was transferred to another, but its .apk remains"); 9670 } 9671 9672 synchronized (mPackages) { 9673 applyPolicy(pkg, parseFlags, scanFlags); 9674 assertPackageIsValid(pkg, parseFlags, scanFlags); 9675 9676 SharedUserSetting sharedUserSetting = null; 9677 if (pkg.mSharedUserId != null) { 9678 // SIDE EFFECTS; may potentially allocate a new shared user 9679 sharedUserSetting = mSettings.getSharedUserLPw( 9680 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9681 if (DEBUG_PACKAGE_SCANNING) { 9682 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9683 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 9684 + " (uid=" + sharedUserSetting.userId + "):" 9685 + " packages=" + sharedUserSetting.packages); 9686 } 9687 } 9688 9689 boolean scanSucceeded = false; 9690 try { 9691 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 9692 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 9693 (pkg == mPlatformPackage), user); 9694 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 9695 if (result.success) { 9696 commitScanResultsLocked(request, result); 9697 } 9698 scanSucceeded = true; 9699 } finally { 9700 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9701 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9702 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9703 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9704 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9705 } 9706 } 9707 } 9708 return pkg; 9709 } 9710 9711 /** 9712 * Commits the package scan and modifies system state. 9713 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 9714 * of committing the package, leaving the system in an inconsistent state. 9715 * This needs to be fixed so, once we get to this point, no errors are 9716 * possible and the system is not left in an inconsistent state. 9717 */ 9718 @GuardedBy("mPackages") 9719 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 9720 throws PackageManagerException { 9721 final PackageParser.Package pkg = request.pkg; 9722 final @ParseFlags int parseFlags = request.parseFlags; 9723 final @ScanFlags int scanFlags = request.scanFlags; 9724 final PackageSetting oldPkgSetting = request.oldPkgSetting; 9725 final PackageSetting originalPkgSetting = request.originalPkgSetting; 9726 final UserHandle user = request.user; 9727 final String realPkgName = request.realPkgName; 9728 final PackageSetting pkgSetting = result.pkgSetting; 9729 final List<String> changedAbiCodePath = result.changedAbiCodePath; 9730 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 9731 9732 if (newPkgSettingCreated) { 9733 if (originalPkgSetting != null) { 9734 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 9735 } 9736 // THROWS: when we can't allocate a user id. add call to check if there's 9737 // enough space to ensure we won't throw; otherwise, don't modify state 9738 mSettings.addUserToSettingLPw(pkgSetting); 9739 9740 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 9741 mTransferedPackages.add(originalPkgSetting.name); 9742 } 9743 } 9744 // TODO(toddke): Consider a method specifically for modifying the Package object 9745 // post scan; or, moving this stuff out of the Package object since it has nothing 9746 // to do with the package on disk. 9747 // We need to have this here because addUserToSettingLPw() is sometimes responsible 9748 // for creating the application ID. If we did this earlier, we would be saving the 9749 // correct ID. 9750 pkg.applicationInfo.uid = pkgSetting.appId; 9751 9752 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9753 9754 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 9755 mTransferedPackages.add(pkg.packageName); 9756 } 9757 9758 // THROWS: when requested libraries that can't be found. it only changes 9759 // the state of the passed in pkg object, so, move to the top of the method 9760 // and allow it to abort 9761 if ((scanFlags & SCAN_BOOTING) == 0 9762 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9763 // Check all shared libraries and map to their actual file path. 9764 // We only do this here for apps not on a system dir, because those 9765 // are the only ones that can fail an install due to this. We 9766 // will take care of the system apps by updating all of their 9767 // library paths after the scan is done. Also during the initial 9768 // scan don't update any libs as we do this wholesale after all 9769 // apps are scanned to avoid dependency based scanning. 9770 updateSharedLibrariesLPr(pkg, null); 9771 } 9772 9773 // All versions of a static shared library are referenced with the same 9774 // package name. Internally, we use a synthetic package name to allow 9775 // multiple versions of the same shared library to be installed. So, 9776 // we need to generate the synthetic package name of the latest shared 9777 // library in order to compare signatures. 9778 PackageSetting signatureCheckPs = pkgSetting; 9779 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9780 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9781 if (libraryEntry != null) { 9782 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9783 } 9784 } 9785 9786 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 9787 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 9788 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 9789 // We just determined the app is signed correctly, so bring 9790 // over the latest parsed certs. 9791 pkgSetting.signatures.mSignatures = pkg.mSigningDetails.signatures; 9792 } else { 9793 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9794 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9795 "Package " + pkg.packageName + " upgrade keys do not match the " 9796 + "previously installed version"); 9797 } else { 9798 pkgSetting.signatures.mSignatures = pkg.mSigningDetails.signatures; 9799 String msg = "System package " + pkg.packageName 9800 + " signature changed; retaining data."; 9801 reportSettingsProblem(Log.WARN, msg); 9802 } 9803 } 9804 } else { 9805 try { 9806 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 9807 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 9808 final boolean compatMatch = verifySignatures(signatureCheckPs, 9809 pkg.mSigningDetails, compareCompat, compareRecover); 9810 // The new KeySets will be re-added later in the scanning process. 9811 if (compatMatch) { 9812 synchronized (mPackages) { 9813 ksms.removeAppKeySetDataLPw(pkg.packageName); 9814 } 9815 } 9816 // We just determined the app is signed correctly, so bring 9817 // over the latest parsed certs. 9818 pkgSetting.signatures.mSignatures = pkg.mSigningDetails.signatures; 9819 } catch (PackageManagerException e) { 9820 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9821 throw e; 9822 } 9823 // The signature has changed, but this package is in the system 9824 // image... let's recover! 9825 pkgSetting.signatures.mSignatures = pkg.mSigningDetails.signatures; 9826 // However... if this package is part of a shared user, but it 9827 // doesn't match the signature of the shared user, let's fail. 9828 // What this means is that you can't change the signatures 9829 // associated with an overall shared user, which doesn't seem all 9830 // that unreasonable. 9831 if (signatureCheckPs.sharedUser != null) { 9832 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9833 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 9834 throw new PackageManagerException( 9835 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9836 "Signature mismatch for shared user: " 9837 + pkgSetting.sharedUser); 9838 } 9839 } 9840 // File a report about this. 9841 String msg = "System package " + pkg.packageName 9842 + " signature changed; retaining data."; 9843 reportSettingsProblem(Log.WARN, msg); 9844 } 9845 } 9846 9847 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9848 // This package wants to adopt ownership of permissions from 9849 // another package. 9850 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9851 final String origName = pkg.mAdoptPermissions.get(i); 9852 final PackageSetting orig = mSettings.getPackageLPr(origName); 9853 if (orig != null) { 9854 if (verifyPackageUpdateLPr(orig, pkg)) { 9855 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9856 + pkg.packageName); 9857 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 9858 } 9859 } 9860 } 9861 } 9862 9863 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 9864 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 9865 final String codePathString = changedAbiCodePath.get(i); 9866 try { 9867 mInstaller.rmdex(codePathString, 9868 getDexCodeInstructionSet(getPreferredInstructionSet())); 9869 } catch (InstallerException ignored) { 9870 } 9871 } 9872 } 9873 9874 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9875 if (oldPkgSetting != null) { 9876 synchronized (mPackages) { 9877 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 9878 } 9879 } 9880 } else { 9881 final int userId = user == null ? 0 : user.getIdentifier(); 9882 // Modify state for the given package setting 9883 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9884 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9885 if (pkgSetting.getInstantApp(userId)) { 9886 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9887 } 9888 } 9889 } 9890 9891 /** 9892 * Returns the "real" name of the package. 9893 * <p>This may differ from the package's actual name if the application has already 9894 * been installed under one of this package's original names. 9895 */ 9896 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 9897 @Nullable String renamedPkgName) { 9898 if (isPackageRenamed(pkg, renamedPkgName)) { 9899 return pkg.mRealPackage; 9900 } 9901 return null; 9902 } 9903 9904 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 9905 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 9906 @Nullable String renamedPkgName) { 9907 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 9908 } 9909 9910 /** 9911 * Returns the original package setting. 9912 * <p>A package can migrate its name during an update. In this scenario, a package 9913 * designates a set of names that it considers as one of its original names. 9914 * <p>An original package must be signed identically and it must have the same 9915 * shared user [if any]. 9916 */ 9917 @GuardedBy("mPackages") 9918 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 9919 @Nullable String renamedPkgName) { 9920 if (!isPackageRenamed(pkg, renamedPkgName)) { 9921 return null; 9922 } 9923 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 9924 final PackageSetting originalPs = 9925 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 9926 if (originalPs != null) { 9927 // the package is already installed under its original name... 9928 // but, should we use it? 9929 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 9930 // the new package is incompatible with the original 9931 continue; 9932 } else if (originalPs.sharedUser != null) { 9933 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 9934 // the shared user id is incompatible with the original 9935 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 9936 + " to " + pkg.packageName + ": old uid " 9937 + originalPs.sharedUser.name 9938 + " differs from " + pkg.mSharedUserId); 9939 continue; 9940 } 9941 // TODO: Add case when shared user id is added [b/28144775] 9942 } else { 9943 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9944 + pkg.packageName + " to old name " + originalPs.name); 9945 } 9946 return originalPs; 9947 } 9948 } 9949 return null; 9950 } 9951 9952 /** 9953 * Renames the package if it was installed under a different name. 9954 * <p>When we've already installed the package under an original name, update 9955 * the new package so we can continue to have the old name. 9956 */ 9957 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 9958 @NonNull String renamedPackageName) { 9959 if (pkg.mOriginalPackages == null 9960 || !pkg.mOriginalPackages.contains(renamedPackageName) 9961 || pkg.packageName.equals(renamedPackageName)) { 9962 return; 9963 } 9964 pkg.setPackageName(renamedPackageName); 9965 } 9966 9967 /** 9968 * Just scans the package without any side effects. 9969 * <p>Not entirely true at the moment. There is still one side effect -- this 9970 * method potentially modifies a live {@link PackageSetting} object representing 9971 * the package being scanned. This will be resolved in the future. 9972 * 9973 * @param request Information about the package to be scanned 9974 * @param isUnderFactoryTest Whether or not the device is under factory test 9975 * @param currentTime The current time, in millis 9976 * @return The results of the scan 9977 */ 9978 @GuardedBy("mInstallLock") 9979 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 9980 boolean isUnderFactoryTest, long currentTime) 9981 throws PackageManagerException { 9982 final PackageParser.Package pkg = request.pkg; 9983 PackageSetting pkgSetting = request.pkgSetting; 9984 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 9985 final PackageSetting originalPkgSetting = request.originalPkgSetting; 9986 final @ParseFlags int parseFlags = request.parseFlags; 9987 final @ScanFlags int scanFlags = request.scanFlags; 9988 final String realPkgName = request.realPkgName; 9989 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 9990 final UserHandle user = request.user; 9991 final boolean isPlatformPackage = request.isPlatformPackage; 9992 9993 List<String> changedAbiCodePath = null; 9994 9995 if (DEBUG_PACKAGE_SCANNING) { 9996 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9997 Log.d(TAG, "Scanning package " + pkg.packageName); 9998 } 9999 10000 if (Build.IS_DEBUGGABLE && 10001 pkg.isPrivileged() && 10002 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10003 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10004 } 10005 10006 // Initialize package source and resource directories 10007 final File scanFile = new File(pkg.codePath); 10008 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10009 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10010 10011 // We keep references to the derived CPU Abis from settings in oder to reuse 10012 // them in the case where we're not upgrading or booting for the first time. 10013 String primaryCpuAbiFromSettings = null; 10014 String secondaryCpuAbiFromSettings = null; 10015 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10016 10017 if (!needToDeriveAbi) { 10018 if (pkgSetting != null) { 10019 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10020 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10021 } else { 10022 // Re-scanning a system package after uninstalling updates; need to derive ABI 10023 needToDeriveAbi = true; 10024 } 10025 } 10026 10027 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10028 PackageManagerService.reportSettingsProblem(Log.WARN, 10029 "Package " + pkg.packageName + " shared user changed from " 10030 + (pkgSetting.sharedUser != null 10031 ? pkgSetting.sharedUser.name : "<nothing>") 10032 + " to " 10033 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10034 + "; replacing with new"); 10035 pkgSetting = null; 10036 } 10037 10038 String[] usesStaticLibraries = null; 10039 if (pkg.usesStaticLibraries != null) { 10040 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10041 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10042 } 10043 final boolean createNewPackage = (pkgSetting == null); 10044 if (createNewPackage) { 10045 final String parentPackageName = (pkg.parentPackage != null) 10046 ? pkg.parentPackage.packageName : null; 10047 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10048 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10049 // REMOVE SharedUserSetting from method; update in a separate call 10050 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10051 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10052 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10053 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10054 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10055 user, true /*allowInstall*/, instantApp, virtualPreload, 10056 parentPackageName, pkg.getChildPackageNames(), 10057 UserManagerService.getInstance(), usesStaticLibraries, 10058 pkg.usesStaticLibrariesVersions); 10059 } else { 10060 // REMOVE SharedUserSetting from method; update in a separate call. 10061 // 10062 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10063 // secondaryCpuAbi are not known at this point so we always update them 10064 // to null here, only to reset them at a later point. 10065 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10066 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10067 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10068 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10069 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10070 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10071 } 10072 if (createNewPackage && originalPkgSetting != null) { 10073 // This is the initial transition from the original package, so, 10074 // fix up the new package's name now. We must do this after looking 10075 // up the package under its new name, so getPackageLP takes care of 10076 // fiddling things correctly. 10077 pkg.setPackageName(originalPkgSetting.name); 10078 10079 // File a report about this. 10080 String msg = "New package " + pkgSetting.realName 10081 + " renamed to replace old package " + pkgSetting.name; 10082 reportSettingsProblem(Log.WARN, msg); 10083 } 10084 10085 if (disabledPkgSetting != null) { 10086 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10087 } 10088 10089 SELinuxMMAC.assignSeInfoValue(pkg); 10090 10091 pkg.mExtras = pkgSetting; 10092 pkg.applicationInfo.processName = fixProcessName( 10093 pkg.applicationInfo.packageName, 10094 pkg.applicationInfo.processName); 10095 10096 if (!isPlatformPackage) { 10097 // Get all of our default paths setup 10098 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10099 } 10100 10101 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10102 10103 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10104 if (needToDeriveAbi) { 10105 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10106 final boolean extractNativeLibs = !pkg.isLibrary(); 10107 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10108 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10109 10110 // Some system apps still use directory structure for native libraries 10111 // in which case we might end up not detecting abi solely based on apk 10112 // structure. Try to detect abi based on directory structure. 10113 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10114 pkg.applicationInfo.primaryCpuAbi == null) { 10115 setBundledAppAbisAndRoots(pkg, pkgSetting); 10116 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10117 } 10118 } else { 10119 // This is not a first boot or an upgrade, don't bother deriving the 10120 // ABI during the scan. Instead, trust the value that was stored in the 10121 // package setting. 10122 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10123 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10124 10125 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10126 10127 if (DEBUG_ABI_SELECTION) { 10128 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10129 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10130 pkg.applicationInfo.secondaryCpuAbi); 10131 } 10132 } 10133 } else { 10134 if ((scanFlags & SCAN_MOVE) != 0) { 10135 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10136 // but we already have this packages package info in the PackageSetting. We just 10137 // use that and derive the native library path based on the new codepath. 10138 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10139 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10140 } 10141 10142 // Set native library paths again. For moves, the path will be updated based on the 10143 // ABIs we've determined above. For non-moves, the path will be updated based on the 10144 // ABIs we determined during compilation, but the path will depend on the final 10145 // package path (after the rename away from the stage path). 10146 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10147 } 10148 10149 // This is a special case for the "system" package, where the ABI is 10150 // dictated by the zygote configuration (and init.rc). We should keep track 10151 // of this ABI so that we can deal with "normal" applications that run under 10152 // the same UID correctly. 10153 if (isPlatformPackage) { 10154 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10155 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10156 } 10157 10158 // If there's a mismatch between the abi-override in the package setting 10159 // and the abiOverride specified for the install. Warn about this because we 10160 // would've already compiled the app without taking the package setting into 10161 // account. 10162 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10163 if (cpuAbiOverride == null && pkg.packageName != null) { 10164 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10165 " for package " + pkg.packageName); 10166 } 10167 } 10168 10169 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10170 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10171 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10172 10173 // Copy the derived override back to the parsed package, so that we can 10174 // update the package settings accordingly. 10175 pkg.cpuAbiOverride = cpuAbiOverride; 10176 10177 if (DEBUG_ABI_SELECTION) { 10178 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10179 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10180 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10181 } 10182 10183 // Push the derived path down into PackageSettings so we know what to 10184 // clean up at uninstall time. 10185 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10186 10187 if (DEBUG_ABI_SELECTION) { 10188 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10189 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10190 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10191 } 10192 10193 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10194 // We don't do this here during boot because we can do it all 10195 // at once after scanning all existing packages. 10196 // 10197 // We also do this *before* we perform dexopt on this package, so that 10198 // we can avoid redundant dexopts, and also to make sure we've got the 10199 // code and package path correct. 10200 changedAbiCodePath = 10201 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10202 } 10203 10204 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10205 android.Manifest.permission.FACTORY_TEST)) { 10206 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10207 } 10208 10209 if (isSystemApp(pkg)) { 10210 pkgSetting.isOrphaned = true; 10211 } 10212 10213 // Take care of first install / last update times. 10214 final long scanFileTime = getLastModifiedTime(pkg); 10215 if (currentTime != 0) { 10216 if (pkgSetting.firstInstallTime == 0) { 10217 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10218 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10219 pkgSetting.lastUpdateTime = currentTime; 10220 } 10221 } else if (pkgSetting.firstInstallTime == 0) { 10222 // We need *something*. Take time time stamp of the file. 10223 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10224 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10225 if (scanFileTime != pkgSetting.timeStamp) { 10226 // A package on the system image has changed; consider this 10227 // to be an update. 10228 pkgSetting.lastUpdateTime = scanFileTime; 10229 } 10230 } 10231 pkgSetting.setTimeStamp(scanFileTime); 10232 10233 pkgSetting.pkg = pkg; 10234 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10235 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10236 pkgSetting.versionCode = pkg.getLongVersionCode(); 10237 } 10238 // Update volume if needed 10239 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10240 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10241 Slog.i(PackageManagerService.TAG, 10242 "Update" + (pkgSetting.isSystem() ? " system" : "") 10243 + " package " + pkg.packageName 10244 + " volume from " + pkgSetting.volumeUuid 10245 + " to " + volumeUuid); 10246 pkgSetting.volumeUuid = volumeUuid; 10247 } 10248 10249 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10250 } 10251 10252 /** 10253 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10254 */ 10255 private static boolean apkHasCode(String fileName) { 10256 StrictJarFile jarFile = null; 10257 try { 10258 jarFile = new StrictJarFile(fileName, 10259 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10260 return jarFile.findEntry("classes.dex") != null; 10261 } catch (IOException ignore) { 10262 } finally { 10263 try { 10264 if (jarFile != null) { 10265 jarFile.close(); 10266 } 10267 } catch (IOException ignore) {} 10268 } 10269 return false; 10270 } 10271 10272 /** 10273 * Enforces code policy for the package. This ensures that if an APK has 10274 * declared hasCode="true" in its manifest that the APK actually contains 10275 * code. 10276 * 10277 * @throws PackageManagerException If bytecode could not be found when it should exist 10278 */ 10279 private static void assertCodePolicy(PackageParser.Package pkg) 10280 throws PackageManagerException { 10281 final boolean shouldHaveCode = 10282 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10283 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10284 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10285 "Package " + pkg.baseCodePath + " code is missing"); 10286 } 10287 10288 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10289 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10290 final boolean splitShouldHaveCode = 10291 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10292 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10293 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10294 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10295 } 10296 } 10297 } 10298 } 10299 10300 /** 10301 * Applies policy to the parsed package based upon the given policy flags. 10302 * Ensures the package is in a good state. 10303 * <p> 10304 * Implementation detail: This method must NOT have any side effect. It would 10305 * ideally be static, but, it requires locks to read system state. 10306 */ 10307 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10308 final @ScanFlags int scanFlags) { 10309 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10310 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10311 if (pkg.applicationInfo.isDirectBootAware()) { 10312 // we're direct boot aware; set for all components 10313 for (PackageParser.Service s : pkg.services) { 10314 s.info.encryptionAware = s.info.directBootAware = true; 10315 } 10316 for (PackageParser.Provider p : pkg.providers) { 10317 p.info.encryptionAware = p.info.directBootAware = true; 10318 } 10319 for (PackageParser.Activity a : pkg.activities) { 10320 a.info.encryptionAware = a.info.directBootAware = true; 10321 } 10322 for (PackageParser.Activity r : pkg.receivers) { 10323 r.info.encryptionAware = r.info.directBootAware = true; 10324 } 10325 } 10326 if (compressedFileExists(pkg.codePath)) { 10327 pkg.isStub = true; 10328 } 10329 } else { 10330 // non system apps can't be flagged as core 10331 pkg.coreApp = false; 10332 // clear flags not applicable to regular apps 10333 pkg.applicationInfo.flags &= 10334 ~ApplicationInfo.FLAG_PERSISTENT; 10335 pkg.applicationInfo.privateFlags &= 10336 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10337 pkg.applicationInfo.privateFlags &= 10338 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10339 // clear protected broadcasts 10340 pkg.protectedBroadcasts = null; 10341 // cap permission priorities 10342 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10343 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10344 pkg.permissionGroups.get(i).info.priority = 0; 10345 } 10346 } 10347 } 10348 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10349 // ignore export request for single user receivers 10350 if (pkg.receivers != null) { 10351 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10352 final PackageParser.Activity receiver = pkg.receivers.get(i); 10353 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10354 receiver.info.exported = false; 10355 } 10356 } 10357 } 10358 // ignore export request for single user services 10359 if (pkg.services != null) { 10360 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10361 final PackageParser.Service service = pkg.services.get(i); 10362 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10363 service.info.exported = false; 10364 } 10365 } 10366 } 10367 // ignore export request for single user providers 10368 if (pkg.providers != null) { 10369 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10370 final PackageParser.Provider provider = pkg.providers.get(i); 10371 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10372 provider.info.exported = false; 10373 } 10374 } 10375 } 10376 } 10377 pkg.mTrustedOverlay = (scanFlags & SCAN_TRUSTED_OVERLAY) != 0; 10378 10379 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10380 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10381 } 10382 10383 if ((scanFlags & SCAN_AS_OEM) != 0) { 10384 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10385 } 10386 10387 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10388 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10389 } 10390 10391 if (!isSystemApp(pkg)) { 10392 // Only system apps can use these features. 10393 pkg.mOriginalPackages = null; 10394 pkg.mRealPackage = null; 10395 pkg.mAdoptPermissions = null; 10396 } 10397 } 10398 10399 /** 10400 * Asserts the parsed package is valid according to the given policy. If the 10401 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10402 * <p> 10403 * Implementation detail: This method must NOT have any side effects. It would 10404 * ideally be static, but, it requires locks to read system state. 10405 * 10406 * @throws PackageManagerException If the package fails any of the validation checks 10407 */ 10408 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10409 final @ScanFlags int scanFlags) 10410 throws PackageManagerException { 10411 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10412 assertCodePolicy(pkg); 10413 } 10414 10415 if (pkg.applicationInfo.getCodePath() == null || 10416 pkg.applicationInfo.getResourcePath() == null) { 10417 // Bail out. The resource and code paths haven't been set. 10418 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10419 "Code and resource paths haven't been set correctly"); 10420 } 10421 10422 // Make sure we're not adding any bogus keyset info 10423 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10424 ksms.assertScannedPackageValid(pkg); 10425 10426 synchronized (mPackages) { 10427 // The special "android" package can only be defined once 10428 if (pkg.packageName.equals("android")) { 10429 if (mAndroidApplication != null) { 10430 Slog.w(TAG, "*************************************************"); 10431 Slog.w(TAG, "Core android package being redefined. Skipping."); 10432 Slog.w(TAG, " codePath=" + pkg.codePath); 10433 Slog.w(TAG, "*************************************************"); 10434 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10435 "Core android package being redefined. Skipping."); 10436 } 10437 } 10438 10439 // A package name must be unique; don't allow duplicates 10440 if (mPackages.containsKey(pkg.packageName)) { 10441 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10442 "Application package " + pkg.packageName 10443 + " already installed. Skipping duplicate."); 10444 } 10445 10446 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10447 // Static libs have a synthetic package name containing the version 10448 // but we still want the base name to be unique. 10449 if (mPackages.containsKey(pkg.manifestPackageName)) { 10450 throw new PackageManagerException( 10451 "Duplicate static shared lib provider package"); 10452 } 10453 10454 // Static shared libraries should have at least O target SDK 10455 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10456 throw new PackageManagerException( 10457 "Packages declaring static-shared libs must target O SDK or higher"); 10458 } 10459 10460 // Package declaring static a shared lib cannot be instant apps 10461 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10462 throw new PackageManagerException( 10463 "Packages declaring static-shared libs cannot be instant apps"); 10464 } 10465 10466 // Package declaring static a shared lib cannot be renamed since the package 10467 // name is synthetic and apps can't code around package manager internals. 10468 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10469 throw new PackageManagerException( 10470 "Packages declaring static-shared libs cannot be renamed"); 10471 } 10472 10473 // Package declaring static a shared lib cannot declare child packages 10474 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10475 throw new PackageManagerException( 10476 "Packages declaring static-shared libs cannot have child packages"); 10477 } 10478 10479 // Package declaring static a shared lib cannot declare dynamic libs 10480 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10481 throw new PackageManagerException( 10482 "Packages declaring static-shared libs cannot declare dynamic libs"); 10483 } 10484 10485 // Package declaring static a shared lib cannot declare shared users 10486 if (pkg.mSharedUserId != null) { 10487 throw new PackageManagerException( 10488 "Packages declaring static-shared libs cannot declare shared users"); 10489 } 10490 10491 // Static shared libs cannot declare activities 10492 if (!pkg.activities.isEmpty()) { 10493 throw new PackageManagerException( 10494 "Static shared libs cannot declare activities"); 10495 } 10496 10497 // Static shared libs cannot declare services 10498 if (!pkg.services.isEmpty()) { 10499 throw new PackageManagerException( 10500 "Static shared libs cannot declare services"); 10501 } 10502 10503 // Static shared libs cannot declare providers 10504 if (!pkg.providers.isEmpty()) { 10505 throw new PackageManagerException( 10506 "Static shared libs cannot declare content providers"); 10507 } 10508 10509 // Static shared libs cannot declare receivers 10510 if (!pkg.receivers.isEmpty()) { 10511 throw new PackageManagerException( 10512 "Static shared libs cannot declare broadcast receivers"); 10513 } 10514 10515 // Static shared libs cannot declare permission groups 10516 if (!pkg.permissionGroups.isEmpty()) { 10517 throw new PackageManagerException( 10518 "Static shared libs cannot declare permission groups"); 10519 } 10520 10521 // Static shared libs cannot declare permissions 10522 if (!pkg.permissions.isEmpty()) { 10523 throw new PackageManagerException( 10524 "Static shared libs cannot declare permissions"); 10525 } 10526 10527 // Static shared libs cannot declare protected broadcasts 10528 if (pkg.protectedBroadcasts != null) { 10529 throw new PackageManagerException( 10530 "Static shared libs cannot declare protected broadcasts"); 10531 } 10532 10533 // Static shared libs cannot be overlay targets 10534 if (pkg.mOverlayTarget != null) { 10535 throw new PackageManagerException( 10536 "Static shared libs cannot be overlay targets"); 10537 } 10538 10539 // The version codes must be ordered as lib versions 10540 long minVersionCode = Long.MIN_VALUE; 10541 long maxVersionCode = Long.MAX_VALUE; 10542 10543 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10544 pkg.staticSharedLibName); 10545 if (versionedLib != null) { 10546 final int versionCount = versionedLib.size(); 10547 for (int i = 0; i < versionCount; i++) { 10548 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10549 final long libVersionCode = libInfo.getDeclaringPackage() 10550 .getLongVersionCode(); 10551 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10552 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10553 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10554 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10555 } else { 10556 minVersionCode = maxVersionCode = libVersionCode; 10557 break; 10558 } 10559 } 10560 } 10561 if (pkg.getLongVersionCode() < minVersionCode 10562 || pkg.getLongVersionCode() > maxVersionCode) { 10563 throw new PackageManagerException("Static shared" 10564 + " lib version codes must be ordered as lib versions"); 10565 } 10566 } 10567 10568 // Only privileged apps and updated privileged apps can add child packages. 10569 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10570 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10571 throw new PackageManagerException("Only privileged apps can add child " 10572 + "packages. Ignoring package " + pkg.packageName); 10573 } 10574 final int childCount = pkg.childPackages.size(); 10575 for (int i = 0; i < childCount; i++) { 10576 PackageParser.Package childPkg = pkg.childPackages.get(i); 10577 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10578 childPkg.packageName)) { 10579 throw new PackageManagerException("Can't override child of " 10580 + "another disabled app. Ignoring package " + pkg.packageName); 10581 } 10582 } 10583 } 10584 10585 // If we're only installing presumed-existing packages, require that the 10586 // scanned APK is both already known and at the path previously established 10587 // for it. Previously unknown packages we pick up normally, but if we have an 10588 // a priori expectation about this package's install presence, enforce it. 10589 // With a singular exception for new system packages. When an OTA contains 10590 // a new system package, we allow the codepath to change from a system location 10591 // to the user-installed location. If we don't allow this change, any newer, 10592 // user-installed version of the application will be ignored. 10593 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10594 if (mExpectingBetter.containsKey(pkg.packageName)) { 10595 logCriticalInfo(Log.WARN, 10596 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10597 } else { 10598 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10599 if (known != null) { 10600 if (DEBUG_PACKAGE_SCANNING) { 10601 Log.d(TAG, "Examining " + pkg.codePath 10602 + " and requiring known paths " + known.codePathString 10603 + " & " + known.resourcePathString); 10604 } 10605 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10606 || !pkg.applicationInfo.getResourcePath().equals( 10607 known.resourcePathString)) { 10608 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10609 "Application package " + pkg.packageName 10610 + " found at " + pkg.applicationInfo.getCodePath() 10611 + " but expected at " + known.codePathString 10612 + "; ignoring."); 10613 } 10614 } else { 10615 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10616 "Application package " + pkg.packageName 10617 + " not found; ignoring."); 10618 } 10619 } 10620 } 10621 10622 // Verify that this new package doesn't have any content providers 10623 // that conflict with existing packages. Only do this if the 10624 // package isn't already installed, since we don't want to break 10625 // things that are installed. 10626 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10627 final int N = pkg.providers.size(); 10628 int i; 10629 for (i=0; i<N; i++) { 10630 PackageParser.Provider p = pkg.providers.get(i); 10631 if (p.info.authority != null) { 10632 String names[] = p.info.authority.split(";"); 10633 for (int j = 0; j < names.length; j++) { 10634 if (mProvidersByAuthority.containsKey(names[j])) { 10635 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10636 final String otherPackageName = 10637 ((other != null && other.getComponentName() != null) ? 10638 other.getComponentName().getPackageName() : "?"); 10639 throw new PackageManagerException( 10640 INSTALL_FAILED_CONFLICTING_PROVIDER, 10641 "Can't install because provider name " + names[j] 10642 + " (in package " + pkg.applicationInfo.packageName 10643 + ") is already used by " + otherPackageName); 10644 } 10645 } 10646 } 10647 } 10648 } 10649 } 10650 } 10651 10652 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 10653 int type, String declaringPackageName, long declaringVersionCode) { 10654 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10655 if (versionedLib == null) { 10656 versionedLib = new LongSparseArray<>(); 10657 mSharedLibraries.put(name, versionedLib); 10658 if (type == SharedLibraryInfo.TYPE_STATIC) { 10659 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10660 } 10661 } else if (versionedLib.indexOfKey(version) >= 0) { 10662 return false; 10663 } 10664 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10665 version, type, declaringPackageName, declaringVersionCode); 10666 versionedLib.put(version, libEntry); 10667 return true; 10668 } 10669 10670 private boolean removeSharedLibraryLPw(String name, long version) { 10671 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10672 if (versionedLib == null) { 10673 return false; 10674 } 10675 final int libIdx = versionedLib.indexOfKey(version); 10676 if (libIdx < 0) { 10677 return false; 10678 } 10679 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10680 versionedLib.remove(version); 10681 if (versionedLib.size() <= 0) { 10682 mSharedLibraries.remove(name); 10683 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10684 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10685 .getPackageName()); 10686 } 10687 } 10688 return true; 10689 } 10690 10691 /** 10692 * Adds a scanned package to the system. When this method is finished, the package will 10693 * be available for query, resolution, etc... 10694 */ 10695 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10696 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 10697 final String pkgName = pkg.packageName; 10698 if (mCustomResolverComponentName != null && 10699 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10700 setUpCustomResolverActivity(pkg); 10701 } 10702 10703 if (pkg.packageName.equals("android")) { 10704 synchronized (mPackages) { 10705 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10706 // Set up information for our fall-back user intent resolution activity. 10707 mPlatformPackage = pkg; 10708 pkg.mVersionCode = mSdkVersion; 10709 pkg.mVersionCodeMajor = 0; 10710 mAndroidApplication = pkg.applicationInfo; 10711 if (!mResolverReplaced) { 10712 mResolveActivity.applicationInfo = mAndroidApplication; 10713 mResolveActivity.name = ResolverActivity.class.getName(); 10714 mResolveActivity.packageName = mAndroidApplication.packageName; 10715 mResolveActivity.processName = "system:ui"; 10716 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10717 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10718 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10719 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10720 mResolveActivity.exported = true; 10721 mResolveActivity.enabled = true; 10722 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10723 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10724 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10725 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10726 | ActivityInfo.CONFIG_ORIENTATION 10727 | ActivityInfo.CONFIG_KEYBOARD 10728 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10729 mResolveInfo.activityInfo = mResolveActivity; 10730 mResolveInfo.priority = 0; 10731 mResolveInfo.preferredOrder = 0; 10732 mResolveInfo.match = 0; 10733 mResolveComponentName = new ComponentName( 10734 mAndroidApplication.packageName, mResolveActivity.name); 10735 } 10736 } 10737 } 10738 } 10739 10740 ArrayList<PackageParser.Package> clientLibPkgs = null; 10741 // writer 10742 synchronized (mPackages) { 10743 boolean hasStaticSharedLibs = false; 10744 10745 // Any app can add new static shared libraries 10746 if (pkg.staticSharedLibName != null) { 10747 // Static shared libs don't allow renaming as they have synthetic package 10748 // names to allow install of multiple versions, so use name from manifest. 10749 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10750 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10751 pkg.manifestPackageName, pkg.getLongVersionCode())) { 10752 hasStaticSharedLibs = true; 10753 } else { 10754 Slog.w(TAG, "Package " + pkg.packageName + " library " 10755 + pkg.staticSharedLibName + " already exists; skipping"); 10756 } 10757 // Static shared libs cannot be updated once installed since they 10758 // use synthetic package name which includes the version code, so 10759 // not need to update other packages's shared lib dependencies. 10760 } 10761 10762 if (!hasStaticSharedLibs 10763 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10764 // Only system apps can add new dynamic shared libraries. 10765 if (pkg.libraryNames != null) { 10766 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10767 String name = pkg.libraryNames.get(i); 10768 boolean allowed = false; 10769 if (pkg.isUpdatedSystemApp()) { 10770 // New library entries can only be added through the 10771 // system image. This is important to get rid of a lot 10772 // of nasty edge cases: for example if we allowed a non- 10773 // system update of the app to add a library, then uninstalling 10774 // the update would make the library go away, and assumptions 10775 // we made such as through app install filtering would now 10776 // have allowed apps on the device which aren't compatible 10777 // with it. Better to just have the restriction here, be 10778 // conservative, and create many fewer cases that can negatively 10779 // impact the user experience. 10780 final PackageSetting sysPs = mSettings 10781 .getDisabledSystemPkgLPr(pkg.packageName); 10782 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10783 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10784 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10785 allowed = true; 10786 break; 10787 } 10788 } 10789 } 10790 } else { 10791 allowed = true; 10792 } 10793 if (allowed) { 10794 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10795 SharedLibraryInfo.VERSION_UNDEFINED, 10796 SharedLibraryInfo.TYPE_DYNAMIC, 10797 pkg.packageName, pkg.getLongVersionCode())) { 10798 Slog.w(TAG, "Package " + pkg.packageName + " library " 10799 + name + " already exists; skipping"); 10800 } 10801 } else { 10802 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10803 + name + " that is not declared on system image; skipping"); 10804 } 10805 } 10806 10807 if ((scanFlags & SCAN_BOOTING) == 0) { 10808 // If we are not booting, we need to update any applications 10809 // that are clients of our shared library. If we are booting, 10810 // this will all be done once the scan is complete. 10811 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10812 } 10813 } 10814 } 10815 } 10816 10817 if ((scanFlags & SCAN_BOOTING) != 0) { 10818 // No apps can run during boot scan, so they don't need to be frozen 10819 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10820 // Caller asked to not kill app, so it's probably not frozen 10821 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10822 // Caller asked us to ignore frozen check for some reason; they 10823 // probably didn't know the package name 10824 } else { 10825 // We're doing major surgery on this package, so it better be frozen 10826 // right now to keep it from launching 10827 checkPackageFrozen(pkgName); 10828 } 10829 10830 // Also need to kill any apps that are dependent on the library. 10831 if (clientLibPkgs != null) { 10832 for (int i=0; i<clientLibPkgs.size(); i++) { 10833 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10834 killApplication(clientPkg.applicationInfo.packageName, 10835 clientPkg.applicationInfo.uid, "update lib"); 10836 } 10837 } 10838 10839 // writer 10840 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10841 10842 synchronized (mPackages) { 10843 // We don't expect installation to fail beyond this point 10844 10845 // Add the new setting to mSettings 10846 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10847 // Add the new setting to mPackages 10848 mPackages.put(pkg.applicationInfo.packageName, pkg); 10849 // Make sure we don't accidentally delete its data. 10850 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10851 while (iter.hasNext()) { 10852 PackageCleanItem item = iter.next(); 10853 if (pkgName.equals(item.packageName)) { 10854 iter.remove(); 10855 } 10856 } 10857 10858 // Add the package's KeySets to the global KeySetManagerService 10859 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10860 ksms.addScannedPackageLPw(pkg); 10861 10862 int N = pkg.providers.size(); 10863 StringBuilder r = null; 10864 int i; 10865 for (i=0; i<N; i++) { 10866 PackageParser.Provider p = pkg.providers.get(i); 10867 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10868 p.info.processName); 10869 mProviders.addProvider(p); 10870 p.syncable = p.info.isSyncable; 10871 if (p.info.authority != null) { 10872 String names[] = p.info.authority.split(";"); 10873 p.info.authority = null; 10874 for (int j = 0; j < names.length; j++) { 10875 if (j == 1 && p.syncable) { 10876 // We only want the first authority for a provider to possibly be 10877 // syncable, so if we already added this provider using a different 10878 // authority clear the syncable flag. We copy the provider before 10879 // changing it because the mProviders object contains a reference 10880 // to a provider that we don't want to change. 10881 // Only do this for the second authority since the resulting provider 10882 // object can be the same for all future authorities for this provider. 10883 p = new PackageParser.Provider(p); 10884 p.syncable = false; 10885 } 10886 if (!mProvidersByAuthority.containsKey(names[j])) { 10887 mProvidersByAuthority.put(names[j], p); 10888 if (p.info.authority == null) { 10889 p.info.authority = names[j]; 10890 } else { 10891 p.info.authority = p.info.authority + ";" + names[j]; 10892 } 10893 if (DEBUG_PACKAGE_SCANNING) { 10894 if (chatty) 10895 Log.d(TAG, "Registered content provider: " + names[j] 10896 + ", className = " + p.info.name + ", isSyncable = " 10897 + p.info.isSyncable); 10898 } 10899 } else { 10900 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10901 Slog.w(TAG, "Skipping provider name " + names[j] + 10902 " (in package " + pkg.applicationInfo.packageName + 10903 "): name already used by " 10904 + ((other != null && other.getComponentName() != null) 10905 ? other.getComponentName().getPackageName() : "?")); 10906 } 10907 } 10908 } 10909 if (chatty) { 10910 if (r == null) { 10911 r = new StringBuilder(256); 10912 } else { 10913 r.append(' '); 10914 } 10915 r.append(p.info.name); 10916 } 10917 } 10918 if (r != null) { 10919 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10920 } 10921 10922 N = pkg.services.size(); 10923 r = null; 10924 for (i=0; i<N; i++) { 10925 PackageParser.Service s = pkg.services.get(i); 10926 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10927 s.info.processName); 10928 mServices.addService(s); 10929 if (chatty) { 10930 if (r == null) { 10931 r = new StringBuilder(256); 10932 } else { 10933 r.append(' '); 10934 } 10935 r.append(s.info.name); 10936 } 10937 } 10938 if (r != null) { 10939 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10940 } 10941 10942 N = pkg.receivers.size(); 10943 r = null; 10944 for (i=0; i<N; i++) { 10945 PackageParser.Activity a = pkg.receivers.get(i); 10946 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10947 a.info.processName); 10948 mReceivers.addActivity(a, "receiver"); 10949 if (chatty) { 10950 if (r == null) { 10951 r = new StringBuilder(256); 10952 } else { 10953 r.append(' '); 10954 } 10955 r.append(a.info.name); 10956 } 10957 } 10958 if (r != null) { 10959 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10960 } 10961 10962 N = pkg.activities.size(); 10963 r = null; 10964 for (i=0; i<N; i++) { 10965 PackageParser.Activity a = pkg.activities.get(i); 10966 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10967 a.info.processName); 10968 mActivities.addActivity(a, "activity"); 10969 if (chatty) { 10970 if (r == null) { 10971 r = new StringBuilder(256); 10972 } else { 10973 r.append(' '); 10974 } 10975 r.append(a.info.name); 10976 } 10977 } 10978 if (r != null) { 10979 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10980 } 10981 10982 // Don't allow ephemeral applications to define new permissions groups. 10983 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10984 Slog.w(TAG, "Permission groups from package " + pkg.packageName 10985 + " ignored: instant apps cannot define new permission groups."); 10986 } else { 10987 mPermissionManager.addAllPermissionGroups(pkg, chatty); 10988 } 10989 10990 // Don't allow ephemeral applications to define new permissions. 10991 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10992 Slog.w(TAG, "Permissions from package " + pkg.packageName 10993 + " ignored: instant apps cannot define new permissions."); 10994 } else { 10995 mPermissionManager.addAllPermissions(pkg, chatty); 10996 } 10997 10998 N = pkg.instrumentation.size(); 10999 r = null; 11000 for (i=0; i<N; i++) { 11001 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11002 a.info.packageName = pkg.applicationInfo.packageName; 11003 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11004 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11005 a.info.splitNames = pkg.splitNames; 11006 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11007 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11008 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11009 a.info.dataDir = pkg.applicationInfo.dataDir; 11010 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11011 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11012 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11013 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11014 mInstrumentation.put(a.getComponentName(), a); 11015 if (chatty) { 11016 if (r == null) { 11017 r = new StringBuilder(256); 11018 } else { 11019 r.append(' '); 11020 } 11021 r.append(a.info.name); 11022 } 11023 } 11024 if (r != null) { 11025 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11026 } 11027 11028 if (pkg.protectedBroadcasts != null) { 11029 N = pkg.protectedBroadcasts.size(); 11030 synchronized (mProtectedBroadcasts) { 11031 for (i = 0; i < N; i++) { 11032 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11033 } 11034 } 11035 } 11036 } 11037 11038 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11039 } 11040 11041 /** 11042 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11043 * is derived purely on the basis of the contents of {@code scanFile} and 11044 * {@code cpuAbiOverride}. 11045 * 11046 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11047 */ 11048 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11049 boolean extractLibs) 11050 throws PackageManagerException { 11051 // Give ourselves some initial paths; we'll come back for another 11052 // pass once we've determined ABI below. 11053 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11054 11055 // We would never need to extract libs for forward-locked and external packages, 11056 // since the container service will do it for us. We shouldn't attempt to 11057 // extract libs from system app when it was not updated. 11058 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11059 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11060 extractLibs = false; 11061 } 11062 11063 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11064 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11065 11066 NativeLibraryHelper.Handle handle = null; 11067 try { 11068 handle = NativeLibraryHelper.Handle.create(pkg); 11069 // TODO(multiArch): This can be null for apps that didn't go through the 11070 // usual installation process. We can calculate it again, like we 11071 // do during install time. 11072 // 11073 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11074 // unnecessary. 11075 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11076 11077 // Null out the abis so that they can be recalculated. 11078 pkg.applicationInfo.primaryCpuAbi = null; 11079 pkg.applicationInfo.secondaryCpuAbi = null; 11080 if (isMultiArch(pkg.applicationInfo)) { 11081 // Warn if we've set an abiOverride for multi-lib packages.. 11082 // By definition, we need to copy both 32 and 64 bit libraries for 11083 // such packages. 11084 if (pkg.cpuAbiOverride != null 11085 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11086 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11087 } 11088 11089 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11090 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11091 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11092 if (extractLibs) { 11093 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11094 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11095 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11096 useIsaSpecificSubdirs); 11097 } else { 11098 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11099 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11100 } 11101 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11102 } 11103 11104 // Shared library native code should be in the APK zip aligned 11105 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11106 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11107 "Shared library native lib extraction not supported"); 11108 } 11109 11110 maybeThrowExceptionForMultiArchCopy( 11111 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11112 11113 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11114 if (extractLibs) { 11115 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11116 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11117 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11118 useIsaSpecificSubdirs); 11119 } else { 11120 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11121 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11122 } 11123 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11124 } 11125 11126 maybeThrowExceptionForMultiArchCopy( 11127 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11128 11129 if (abi64 >= 0) { 11130 // Shared library native libs should be in the APK zip aligned 11131 if (extractLibs && pkg.isLibrary()) { 11132 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11133 "Shared library native lib extraction not supported"); 11134 } 11135 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11136 } 11137 11138 if (abi32 >= 0) { 11139 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11140 if (abi64 >= 0) { 11141 if (pkg.use32bitAbi) { 11142 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11143 pkg.applicationInfo.primaryCpuAbi = abi; 11144 } else { 11145 pkg.applicationInfo.secondaryCpuAbi = abi; 11146 } 11147 } else { 11148 pkg.applicationInfo.primaryCpuAbi = abi; 11149 } 11150 } 11151 } else { 11152 String[] abiList = (cpuAbiOverride != null) ? 11153 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11154 11155 // Enable gross and lame hacks for apps that are built with old 11156 // SDK tools. We must scan their APKs for renderscript bitcode and 11157 // not launch them if it's present. Don't bother checking on devices 11158 // that don't have 64 bit support. 11159 boolean needsRenderScriptOverride = false; 11160 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11161 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11162 abiList = Build.SUPPORTED_32_BIT_ABIS; 11163 needsRenderScriptOverride = true; 11164 } 11165 11166 final int copyRet; 11167 if (extractLibs) { 11168 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11169 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11170 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11171 } else { 11172 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11173 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11174 } 11175 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11176 11177 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11178 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11179 "Error unpackaging native libs for app, errorCode=" + copyRet); 11180 } 11181 11182 if (copyRet >= 0) { 11183 // Shared libraries that have native libs must be multi-architecture 11184 if (pkg.isLibrary()) { 11185 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11186 "Shared library with native libs must be multiarch"); 11187 } 11188 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11189 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11190 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11191 } else if (needsRenderScriptOverride) { 11192 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11193 } 11194 } 11195 } catch (IOException ioe) { 11196 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11197 } finally { 11198 IoUtils.closeQuietly(handle); 11199 } 11200 11201 // Now that we've calculated the ABIs and determined if it's an internal app, 11202 // we will go ahead and populate the nativeLibraryPath. 11203 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11204 } 11205 11206 /** 11207 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11208 * i.e, so that all packages can be run inside a single process if required. 11209 * 11210 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11211 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11212 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11213 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11214 * updating a package that belongs to a shared user. 11215 * 11216 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11217 * adds unnecessary complexity. 11218 */ 11219 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11220 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11221 List<String> changedAbiCodePath = null; 11222 String requiredInstructionSet = null; 11223 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11224 requiredInstructionSet = VMRuntime.getInstructionSet( 11225 scannedPackage.applicationInfo.primaryCpuAbi); 11226 } 11227 11228 PackageSetting requirer = null; 11229 for (PackageSetting ps : packagesForUser) { 11230 // If packagesForUser contains scannedPackage, we skip it. This will happen 11231 // when scannedPackage is an update of an existing package. Without this check, 11232 // we will never be able to change the ABI of any package belonging to a shared 11233 // user, even if it's compatible with other packages. 11234 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11235 if (ps.primaryCpuAbiString == null) { 11236 continue; 11237 } 11238 11239 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11240 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11241 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11242 // this but there's not much we can do. 11243 String errorMessage = "Instruction set mismatch, " 11244 + ((requirer == null) ? "[caller]" : requirer) 11245 + " requires " + requiredInstructionSet + " whereas " + ps 11246 + " requires " + instructionSet; 11247 Slog.w(TAG, errorMessage); 11248 } 11249 11250 if (requiredInstructionSet == null) { 11251 requiredInstructionSet = instructionSet; 11252 requirer = ps; 11253 } 11254 } 11255 } 11256 11257 if (requiredInstructionSet != null) { 11258 String adjustedAbi; 11259 if (requirer != null) { 11260 // requirer != null implies that either scannedPackage was null or that scannedPackage 11261 // did not require an ABI, in which case we have to adjust scannedPackage to match 11262 // the ABI of the set (which is the same as requirer's ABI) 11263 adjustedAbi = requirer.primaryCpuAbiString; 11264 if (scannedPackage != null) { 11265 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11266 } 11267 } else { 11268 // requirer == null implies that we're updating all ABIs in the set to 11269 // match scannedPackage. 11270 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11271 } 11272 11273 for (PackageSetting ps : packagesForUser) { 11274 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11275 if (ps.primaryCpuAbiString != null) { 11276 continue; 11277 } 11278 11279 ps.primaryCpuAbiString = adjustedAbi; 11280 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11281 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11282 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11283 if (DEBUG_ABI_SELECTION) { 11284 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11285 + " (requirer=" 11286 + (requirer != null ? requirer.pkg : "null") 11287 + ", scannedPackage=" 11288 + (scannedPackage != null ? scannedPackage : "null") 11289 + ")"); 11290 } 11291 if (changedAbiCodePath == null) { 11292 changedAbiCodePath = new ArrayList<>(); 11293 } 11294 changedAbiCodePath.add(ps.codePathString); 11295 } 11296 } 11297 } 11298 } 11299 return changedAbiCodePath; 11300 } 11301 11302 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11303 synchronized (mPackages) { 11304 mResolverReplaced = true; 11305 // Set up information for custom user intent resolution activity. 11306 mResolveActivity.applicationInfo = pkg.applicationInfo; 11307 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11308 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11309 mResolveActivity.processName = pkg.applicationInfo.packageName; 11310 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11311 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11312 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11313 mResolveActivity.theme = 0; 11314 mResolveActivity.exported = true; 11315 mResolveActivity.enabled = true; 11316 mResolveInfo.activityInfo = mResolveActivity; 11317 mResolveInfo.priority = 0; 11318 mResolveInfo.preferredOrder = 0; 11319 mResolveInfo.match = 0; 11320 mResolveComponentName = mCustomResolverComponentName; 11321 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11322 mResolveComponentName); 11323 } 11324 } 11325 11326 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11327 if (installerActivity == null) { 11328 if (DEBUG_EPHEMERAL) { 11329 Slog.d(TAG, "Clear ephemeral installer activity"); 11330 } 11331 mInstantAppInstallerActivity = null; 11332 return; 11333 } 11334 11335 if (DEBUG_EPHEMERAL) { 11336 Slog.d(TAG, "Set ephemeral installer activity: " 11337 + installerActivity.getComponentName()); 11338 } 11339 // Set up information for ephemeral installer activity 11340 mInstantAppInstallerActivity = installerActivity; 11341 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11342 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11343 mInstantAppInstallerActivity.exported = true; 11344 mInstantAppInstallerActivity.enabled = true; 11345 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11346 mInstantAppInstallerInfo.priority = 0; 11347 mInstantAppInstallerInfo.preferredOrder = 1; 11348 mInstantAppInstallerInfo.isDefault = true; 11349 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11350 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11351 } 11352 11353 private static String calculateBundledApkRoot(final String codePathString) { 11354 final File codePath = new File(codePathString); 11355 final File codeRoot; 11356 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11357 codeRoot = Environment.getRootDirectory(); 11358 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11359 codeRoot = Environment.getOemDirectory(); 11360 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11361 codeRoot = Environment.getVendorDirectory(); 11362 } else { 11363 // Unrecognized code path; take its top real segment as the apk root: 11364 // e.g. /something/app/blah.apk => /something 11365 try { 11366 File f = codePath.getCanonicalFile(); 11367 File parent = f.getParentFile(); // non-null because codePath is a file 11368 File tmp; 11369 while ((tmp = parent.getParentFile()) != null) { 11370 f = parent; 11371 parent = tmp; 11372 } 11373 codeRoot = f; 11374 Slog.w(TAG, "Unrecognized code path " 11375 + codePath + " - using " + codeRoot); 11376 } catch (IOException e) { 11377 // Can't canonicalize the code path -- shenanigans? 11378 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11379 return Environment.getRootDirectory().getPath(); 11380 } 11381 } 11382 return codeRoot.getPath(); 11383 } 11384 11385 /** 11386 * Derive and set the location of native libraries for the given package, 11387 * which varies depending on where and how the package was installed. 11388 */ 11389 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11390 final ApplicationInfo info = pkg.applicationInfo; 11391 final String codePath = pkg.codePath; 11392 final File codeFile = new File(codePath); 11393 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11394 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11395 11396 info.nativeLibraryRootDir = null; 11397 info.nativeLibraryRootRequiresIsa = false; 11398 info.nativeLibraryDir = null; 11399 info.secondaryNativeLibraryDir = null; 11400 11401 if (isApkFile(codeFile)) { 11402 // Monolithic install 11403 if (bundledApp) { 11404 // If "/system/lib64/apkname" exists, assume that is the per-package 11405 // native library directory to use; otherwise use "/system/lib/apkname". 11406 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11407 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11408 getPrimaryInstructionSet(info)); 11409 11410 // This is a bundled system app so choose the path based on the ABI. 11411 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11412 // is just the default path. 11413 final String apkName = deriveCodePathName(codePath); 11414 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11415 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11416 apkName).getAbsolutePath(); 11417 11418 if (info.secondaryCpuAbi != null) { 11419 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11420 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11421 secondaryLibDir, apkName).getAbsolutePath(); 11422 } 11423 } else if (asecApp) { 11424 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11425 .getAbsolutePath(); 11426 } else { 11427 final String apkName = deriveCodePathName(codePath); 11428 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11429 .getAbsolutePath(); 11430 } 11431 11432 info.nativeLibraryRootRequiresIsa = false; 11433 info.nativeLibraryDir = info.nativeLibraryRootDir; 11434 } else { 11435 // Cluster install 11436 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11437 info.nativeLibraryRootRequiresIsa = true; 11438 11439 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11440 getPrimaryInstructionSet(info)).getAbsolutePath(); 11441 11442 if (info.secondaryCpuAbi != null) { 11443 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11444 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11445 } 11446 } 11447 } 11448 11449 /** 11450 * Calculate the abis and roots for a bundled app. These can uniquely 11451 * be determined from the contents of the system partition, i.e whether 11452 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11453 * of this information, and instead assume that the system was built 11454 * sensibly. 11455 */ 11456 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11457 PackageSetting pkgSetting) { 11458 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11459 11460 // If "/system/lib64/apkname" exists, assume that is the per-package 11461 // native library directory to use; otherwise use "/system/lib/apkname". 11462 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11463 setBundledAppAbi(pkg, apkRoot, apkName); 11464 // pkgSetting might be null during rescan following uninstall of updates 11465 // to a bundled app, so accommodate that possibility. The settings in 11466 // that case will be established later from the parsed package. 11467 // 11468 // If the settings aren't null, sync them up with what we've just derived. 11469 // note that apkRoot isn't stored in the package settings. 11470 if (pkgSetting != null) { 11471 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11472 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11473 } 11474 } 11475 11476 /** 11477 * Deduces the ABI of a bundled app and sets the relevant fields on the 11478 * parsed pkg object. 11479 * 11480 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11481 * under which system libraries are installed. 11482 * @param apkName the name of the installed package. 11483 */ 11484 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11485 final File codeFile = new File(pkg.codePath); 11486 11487 final boolean has64BitLibs; 11488 final boolean has32BitLibs; 11489 if (isApkFile(codeFile)) { 11490 // Monolithic install 11491 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11492 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11493 } else { 11494 // Cluster install 11495 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11496 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11497 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11498 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11499 has64BitLibs = (new File(rootDir, isa)).exists(); 11500 } else { 11501 has64BitLibs = false; 11502 } 11503 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11504 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11505 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11506 has32BitLibs = (new File(rootDir, isa)).exists(); 11507 } else { 11508 has32BitLibs = false; 11509 } 11510 } 11511 11512 if (has64BitLibs && !has32BitLibs) { 11513 // The package has 64 bit libs, but not 32 bit libs. Its primary 11514 // ABI should be 64 bit. We can safely assume here that the bundled 11515 // native libraries correspond to the most preferred ABI in the list. 11516 11517 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11518 pkg.applicationInfo.secondaryCpuAbi = null; 11519 } else if (has32BitLibs && !has64BitLibs) { 11520 // The package has 32 bit libs but not 64 bit libs. Its primary 11521 // ABI should be 32 bit. 11522 11523 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11524 pkg.applicationInfo.secondaryCpuAbi = null; 11525 } else if (has32BitLibs && has64BitLibs) { 11526 // The application has both 64 and 32 bit bundled libraries. We check 11527 // here that the app declares multiArch support, and warn if it doesn't. 11528 // 11529 // We will be lenient here and record both ABIs. The primary will be the 11530 // ABI that's higher on the list, i.e, a device that's configured to prefer 11531 // 64 bit apps will see a 64 bit primary ABI, 11532 11533 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11534 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11535 } 11536 11537 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11538 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11539 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11540 } else { 11541 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11542 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11543 } 11544 } else { 11545 pkg.applicationInfo.primaryCpuAbi = null; 11546 pkg.applicationInfo.secondaryCpuAbi = null; 11547 } 11548 } 11549 11550 private void killApplication(String pkgName, int appId, String reason) { 11551 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11552 } 11553 11554 private void killApplication(String pkgName, int appId, int userId, String reason) { 11555 // Request the ActivityManager to kill the process(only for existing packages) 11556 // so that we do not end up in a confused state while the user is still using the older 11557 // version of the application while the new one gets installed. 11558 final long token = Binder.clearCallingIdentity(); 11559 try { 11560 IActivityManager am = ActivityManager.getService(); 11561 if (am != null) { 11562 try { 11563 am.killApplication(pkgName, appId, userId, reason); 11564 } catch (RemoteException e) { 11565 } 11566 } 11567 } finally { 11568 Binder.restoreCallingIdentity(token); 11569 } 11570 } 11571 11572 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11573 // Remove the parent package setting 11574 PackageSetting ps = (PackageSetting) pkg.mExtras; 11575 if (ps != null) { 11576 removePackageLI(ps, chatty); 11577 } 11578 // Remove the child package setting 11579 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11580 for (int i = 0; i < childCount; i++) { 11581 PackageParser.Package childPkg = pkg.childPackages.get(i); 11582 ps = (PackageSetting) childPkg.mExtras; 11583 if (ps != null) { 11584 removePackageLI(ps, chatty); 11585 } 11586 } 11587 } 11588 11589 void removePackageLI(PackageSetting ps, boolean chatty) { 11590 if (DEBUG_INSTALL) { 11591 if (chatty) 11592 Log.d(TAG, "Removing package " + ps.name); 11593 } 11594 11595 // writer 11596 synchronized (mPackages) { 11597 mPackages.remove(ps.name); 11598 final PackageParser.Package pkg = ps.pkg; 11599 if (pkg != null) { 11600 cleanPackageDataStructuresLILPw(pkg, chatty); 11601 } 11602 } 11603 } 11604 11605 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11606 if (DEBUG_INSTALL) { 11607 if (chatty) 11608 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11609 } 11610 11611 // writer 11612 synchronized (mPackages) { 11613 // Remove the parent package 11614 mPackages.remove(pkg.applicationInfo.packageName); 11615 cleanPackageDataStructuresLILPw(pkg, chatty); 11616 11617 // Remove the child packages 11618 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11619 for (int i = 0; i < childCount; i++) { 11620 PackageParser.Package childPkg = pkg.childPackages.get(i); 11621 mPackages.remove(childPkg.applicationInfo.packageName); 11622 cleanPackageDataStructuresLILPw(childPkg, chatty); 11623 } 11624 } 11625 } 11626 11627 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11628 int N = pkg.providers.size(); 11629 StringBuilder r = null; 11630 int i; 11631 for (i=0; i<N; i++) { 11632 PackageParser.Provider p = pkg.providers.get(i); 11633 mProviders.removeProvider(p); 11634 if (p.info.authority == null) { 11635 11636 /* There was another ContentProvider with this authority when 11637 * this app was installed so this authority is null, 11638 * Ignore it as we don't have to unregister the provider. 11639 */ 11640 continue; 11641 } 11642 String names[] = p.info.authority.split(";"); 11643 for (int j = 0; j < names.length; j++) { 11644 if (mProvidersByAuthority.get(names[j]) == p) { 11645 mProvidersByAuthority.remove(names[j]); 11646 if (DEBUG_REMOVE) { 11647 if (chatty) 11648 Log.d(TAG, "Unregistered content provider: " + names[j] 11649 + ", className = " + p.info.name + ", isSyncable = " 11650 + p.info.isSyncable); 11651 } 11652 } 11653 } 11654 if (DEBUG_REMOVE && chatty) { 11655 if (r == null) { 11656 r = new StringBuilder(256); 11657 } else { 11658 r.append(' '); 11659 } 11660 r.append(p.info.name); 11661 } 11662 } 11663 if (r != null) { 11664 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11665 } 11666 11667 N = pkg.services.size(); 11668 r = null; 11669 for (i=0; i<N; i++) { 11670 PackageParser.Service s = pkg.services.get(i); 11671 mServices.removeService(s); 11672 if (chatty) { 11673 if (r == null) { 11674 r = new StringBuilder(256); 11675 } else { 11676 r.append(' '); 11677 } 11678 r.append(s.info.name); 11679 } 11680 } 11681 if (r != null) { 11682 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11683 } 11684 11685 N = pkg.receivers.size(); 11686 r = null; 11687 for (i=0; i<N; i++) { 11688 PackageParser.Activity a = pkg.receivers.get(i); 11689 mReceivers.removeActivity(a, "receiver"); 11690 if (DEBUG_REMOVE && chatty) { 11691 if (r == null) { 11692 r = new StringBuilder(256); 11693 } else { 11694 r.append(' '); 11695 } 11696 r.append(a.info.name); 11697 } 11698 } 11699 if (r != null) { 11700 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11701 } 11702 11703 N = pkg.activities.size(); 11704 r = null; 11705 for (i=0; i<N; i++) { 11706 PackageParser.Activity a = pkg.activities.get(i); 11707 mActivities.removeActivity(a, "activity"); 11708 if (DEBUG_REMOVE && chatty) { 11709 if (r == null) { 11710 r = new StringBuilder(256); 11711 } else { 11712 r.append(' '); 11713 } 11714 r.append(a.info.name); 11715 } 11716 } 11717 if (r != null) { 11718 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11719 } 11720 11721 mPermissionManager.removeAllPermissions(pkg, chatty); 11722 11723 N = pkg.instrumentation.size(); 11724 r = null; 11725 for (i=0; i<N; i++) { 11726 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11727 mInstrumentation.remove(a.getComponentName()); 11728 if (DEBUG_REMOVE && chatty) { 11729 if (r == null) { 11730 r = new StringBuilder(256); 11731 } else { 11732 r.append(' '); 11733 } 11734 r.append(a.info.name); 11735 } 11736 } 11737 if (r != null) { 11738 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11739 } 11740 11741 r = null; 11742 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11743 // Only system apps can hold shared libraries. 11744 if (pkg.libraryNames != null) { 11745 for (i = 0; i < pkg.libraryNames.size(); i++) { 11746 String name = pkg.libraryNames.get(i); 11747 if (removeSharedLibraryLPw(name, 0)) { 11748 if (DEBUG_REMOVE && chatty) { 11749 if (r == null) { 11750 r = new StringBuilder(256); 11751 } else { 11752 r.append(' '); 11753 } 11754 r.append(name); 11755 } 11756 } 11757 } 11758 } 11759 } 11760 11761 r = null; 11762 11763 // Any package can hold static shared libraries. 11764 if (pkg.staticSharedLibName != null) { 11765 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11766 if (DEBUG_REMOVE && chatty) { 11767 if (r == null) { 11768 r = new StringBuilder(256); 11769 } else { 11770 r.append(' '); 11771 } 11772 r.append(pkg.staticSharedLibName); 11773 } 11774 } 11775 } 11776 11777 if (r != null) { 11778 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11779 } 11780 } 11781 11782 11783 final class ActivityIntentResolver 11784 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11785 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11786 boolean defaultOnly, int userId) { 11787 if (!sUserManager.exists(userId)) return null; 11788 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11789 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11790 } 11791 11792 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11793 int userId) { 11794 if (!sUserManager.exists(userId)) return null; 11795 mFlags = flags; 11796 return super.queryIntent(intent, resolvedType, 11797 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11798 userId); 11799 } 11800 11801 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11802 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11803 if (!sUserManager.exists(userId)) return null; 11804 if (packageActivities == null) { 11805 return null; 11806 } 11807 mFlags = flags; 11808 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11809 final int N = packageActivities.size(); 11810 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11811 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11812 11813 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11814 for (int i = 0; i < N; ++i) { 11815 intentFilters = packageActivities.get(i).intents; 11816 if (intentFilters != null && intentFilters.size() > 0) { 11817 PackageParser.ActivityIntentInfo[] array = 11818 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11819 intentFilters.toArray(array); 11820 listCut.add(array); 11821 } 11822 } 11823 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11824 } 11825 11826 /** 11827 * Finds a privileged activity that matches the specified activity names. 11828 */ 11829 private PackageParser.Activity findMatchingActivity( 11830 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11831 for (PackageParser.Activity sysActivity : activityList) { 11832 if (sysActivity.info.name.equals(activityInfo.name)) { 11833 return sysActivity; 11834 } 11835 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11836 return sysActivity; 11837 } 11838 if (sysActivity.info.targetActivity != null) { 11839 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11840 return sysActivity; 11841 } 11842 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11843 return sysActivity; 11844 } 11845 } 11846 } 11847 return null; 11848 } 11849 11850 public class IterGenerator<E> { 11851 public Iterator<E> generate(ActivityIntentInfo info) { 11852 return null; 11853 } 11854 } 11855 11856 public class ActionIterGenerator extends IterGenerator<String> { 11857 @Override 11858 public Iterator<String> generate(ActivityIntentInfo info) { 11859 return info.actionsIterator(); 11860 } 11861 } 11862 11863 public class CategoriesIterGenerator extends IterGenerator<String> { 11864 @Override 11865 public Iterator<String> generate(ActivityIntentInfo info) { 11866 return info.categoriesIterator(); 11867 } 11868 } 11869 11870 public class SchemesIterGenerator extends IterGenerator<String> { 11871 @Override 11872 public Iterator<String> generate(ActivityIntentInfo info) { 11873 return info.schemesIterator(); 11874 } 11875 } 11876 11877 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11878 @Override 11879 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11880 return info.authoritiesIterator(); 11881 } 11882 } 11883 11884 /** 11885 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11886 * MODIFIED. Do not pass in a list that should not be changed. 11887 */ 11888 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11889 IterGenerator<T> generator, Iterator<T> searchIterator) { 11890 // loop through the set of actions; every one must be found in the intent filter 11891 while (searchIterator.hasNext()) { 11892 // we must have at least one filter in the list to consider a match 11893 if (intentList.size() == 0) { 11894 break; 11895 } 11896 11897 final T searchAction = searchIterator.next(); 11898 11899 // loop through the set of intent filters 11900 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11901 while (intentIter.hasNext()) { 11902 final ActivityIntentInfo intentInfo = intentIter.next(); 11903 boolean selectionFound = false; 11904 11905 // loop through the intent filter's selection criteria; at least one 11906 // of them must match the searched criteria 11907 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11908 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11909 final T intentSelection = intentSelectionIter.next(); 11910 if (intentSelection != null && intentSelection.equals(searchAction)) { 11911 selectionFound = true; 11912 break; 11913 } 11914 } 11915 11916 // the selection criteria wasn't found in this filter's set; this filter 11917 // is not a potential match 11918 if (!selectionFound) { 11919 intentIter.remove(); 11920 } 11921 } 11922 } 11923 } 11924 11925 private boolean isProtectedAction(ActivityIntentInfo filter) { 11926 final Iterator<String> actionsIter = filter.actionsIterator(); 11927 while (actionsIter != null && actionsIter.hasNext()) { 11928 final String filterAction = actionsIter.next(); 11929 if (PROTECTED_ACTIONS.contains(filterAction)) { 11930 return true; 11931 } 11932 } 11933 return false; 11934 } 11935 11936 /** 11937 * Adjusts the priority of the given intent filter according to policy. 11938 * <p> 11939 * <ul> 11940 * <li>The priority for non privileged applications is capped to '0'</li> 11941 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11942 * <li>The priority for unbundled updates to privileged applications is capped to the 11943 * priority defined on the system partition</li> 11944 * </ul> 11945 * <p> 11946 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11947 * allowed to obtain any priority on any action. 11948 */ 11949 private void adjustPriority( 11950 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11951 // nothing to do; priority is fine as-is 11952 if (intent.getPriority() <= 0) { 11953 return; 11954 } 11955 11956 final ActivityInfo activityInfo = intent.activity.info; 11957 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11958 11959 final boolean privilegedApp = 11960 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11961 if (!privilegedApp) { 11962 // non-privileged applications can never define a priority >0 11963 if (DEBUG_FILTERS) { 11964 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 11965 + " package: " + applicationInfo.packageName 11966 + " activity: " + intent.activity.className 11967 + " origPrio: " + intent.getPriority()); 11968 } 11969 intent.setPriority(0); 11970 return; 11971 } 11972 11973 if (systemActivities == null) { 11974 // the system package is not disabled; we're parsing the system partition 11975 if (isProtectedAction(intent)) { 11976 if (mDeferProtectedFilters) { 11977 // We can't deal with these just yet. No component should ever obtain a 11978 // >0 priority for a protected actions, with ONE exception -- the setup 11979 // wizard. The setup wizard, however, cannot be known until we're able to 11980 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11981 // until all intent filters have been processed. Chicken, meet egg. 11982 // Let the filter temporarily have a high priority and rectify the 11983 // priorities after all system packages have been scanned. 11984 mProtectedFilters.add(intent); 11985 if (DEBUG_FILTERS) { 11986 Slog.i(TAG, "Protected action; save for later;" 11987 + " package: " + applicationInfo.packageName 11988 + " activity: " + intent.activity.className 11989 + " origPrio: " + intent.getPriority()); 11990 } 11991 return; 11992 } else { 11993 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11994 Slog.i(TAG, "No setup wizard;" 11995 + " All protected intents capped to priority 0"); 11996 } 11997 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11998 if (DEBUG_FILTERS) { 11999 Slog.i(TAG, "Found setup wizard;" 12000 + " allow priority " + intent.getPriority() + ";" 12001 + " package: " + intent.activity.info.packageName 12002 + " activity: " + intent.activity.className 12003 + " priority: " + intent.getPriority()); 12004 } 12005 // setup wizard gets whatever it wants 12006 return; 12007 } 12008 if (DEBUG_FILTERS) { 12009 Slog.i(TAG, "Protected action; cap priority to 0;" 12010 + " package: " + intent.activity.info.packageName 12011 + " activity: " + intent.activity.className 12012 + " origPrio: " + intent.getPriority()); 12013 } 12014 intent.setPriority(0); 12015 return; 12016 } 12017 } 12018 // privileged apps on the system image get whatever priority they request 12019 return; 12020 } 12021 12022 // privileged app unbundled update ... try to find the same activity 12023 final PackageParser.Activity foundActivity = 12024 findMatchingActivity(systemActivities, activityInfo); 12025 if (foundActivity == null) { 12026 // this is a new activity; it cannot obtain >0 priority 12027 if (DEBUG_FILTERS) { 12028 Slog.i(TAG, "New activity; cap priority to 0;" 12029 + " package: " + applicationInfo.packageName 12030 + " activity: " + intent.activity.className 12031 + " origPrio: " + intent.getPriority()); 12032 } 12033 intent.setPriority(0); 12034 return; 12035 } 12036 12037 // found activity, now check for filter equivalence 12038 12039 // a shallow copy is enough; we modify the list, not its contents 12040 final List<ActivityIntentInfo> intentListCopy = 12041 new ArrayList<>(foundActivity.intents); 12042 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12043 12044 // find matching action subsets 12045 final Iterator<String> actionsIterator = intent.actionsIterator(); 12046 if (actionsIterator != null) { 12047 getIntentListSubset( 12048 intentListCopy, new ActionIterGenerator(), actionsIterator); 12049 if (intentListCopy.size() == 0) { 12050 // no more intents to match; we're not equivalent 12051 if (DEBUG_FILTERS) { 12052 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12053 + " package: " + applicationInfo.packageName 12054 + " activity: " + intent.activity.className 12055 + " origPrio: " + intent.getPriority()); 12056 } 12057 intent.setPriority(0); 12058 return; 12059 } 12060 } 12061 12062 // find matching category subsets 12063 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12064 if (categoriesIterator != null) { 12065 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12066 categoriesIterator); 12067 if (intentListCopy.size() == 0) { 12068 // no more intents to match; we're not equivalent 12069 if (DEBUG_FILTERS) { 12070 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12071 + " package: " + applicationInfo.packageName 12072 + " activity: " + intent.activity.className 12073 + " origPrio: " + intent.getPriority()); 12074 } 12075 intent.setPriority(0); 12076 return; 12077 } 12078 } 12079 12080 // find matching schemes subsets 12081 final Iterator<String> schemesIterator = intent.schemesIterator(); 12082 if (schemesIterator != null) { 12083 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12084 schemesIterator); 12085 if (intentListCopy.size() == 0) { 12086 // no more intents to match; we're not equivalent 12087 if (DEBUG_FILTERS) { 12088 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12089 + " package: " + applicationInfo.packageName 12090 + " activity: " + intent.activity.className 12091 + " origPrio: " + intent.getPriority()); 12092 } 12093 intent.setPriority(0); 12094 return; 12095 } 12096 } 12097 12098 // find matching authorities subsets 12099 final Iterator<IntentFilter.AuthorityEntry> 12100 authoritiesIterator = intent.authoritiesIterator(); 12101 if (authoritiesIterator != null) { 12102 getIntentListSubset(intentListCopy, 12103 new AuthoritiesIterGenerator(), 12104 authoritiesIterator); 12105 if (intentListCopy.size() == 0) { 12106 // no more intents to match; we're not equivalent 12107 if (DEBUG_FILTERS) { 12108 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12109 + " package: " + applicationInfo.packageName 12110 + " activity: " + intent.activity.className 12111 + " origPrio: " + intent.getPriority()); 12112 } 12113 intent.setPriority(0); 12114 return; 12115 } 12116 } 12117 12118 // we found matching filter(s); app gets the max priority of all intents 12119 int cappedPriority = 0; 12120 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12121 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12122 } 12123 if (intent.getPriority() > cappedPriority) { 12124 if (DEBUG_FILTERS) { 12125 Slog.i(TAG, "Found matching filter(s);" 12126 + " cap priority to " + cappedPriority + ";" 12127 + " package: " + applicationInfo.packageName 12128 + " activity: " + intent.activity.className 12129 + " origPrio: " + intent.getPriority()); 12130 } 12131 intent.setPriority(cappedPriority); 12132 return; 12133 } 12134 // all this for nothing; the requested priority was <= what was on the system 12135 } 12136 12137 public final void addActivity(PackageParser.Activity a, String type) { 12138 mActivities.put(a.getComponentName(), a); 12139 if (DEBUG_SHOW_INFO) 12140 Log.v( 12141 TAG, " " + type + " " + 12142 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12143 if (DEBUG_SHOW_INFO) 12144 Log.v(TAG, " Class=" + a.info.name); 12145 final int NI = a.intents.size(); 12146 for (int j=0; j<NI; j++) { 12147 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12148 if ("activity".equals(type)) { 12149 final PackageSetting ps = 12150 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12151 final List<PackageParser.Activity> systemActivities = 12152 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12153 adjustPriority(systemActivities, intent); 12154 } 12155 if (DEBUG_SHOW_INFO) { 12156 Log.v(TAG, " IntentFilter:"); 12157 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12158 } 12159 if (!intent.debugCheck()) { 12160 Log.w(TAG, "==> For Activity " + a.info.name); 12161 } 12162 addFilter(intent); 12163 } 12164 } 12165 12166 public final void removeActivity(PackageParser.Activity a, String type) { 12167 mActivities.remove(a.getComponentName()); 12168 if (DEBUG_SHOW_INFO) { 12169 Log.v(TAG, " " + type + " " 12170 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12171 : a.info.name) + ":"); 12172 Log.v(TAG, " Class=" + a.info.name); 12173 } 12174 final int NI = a.intents.size(); 12175 for (int j=0; j<NI; j++) { 12176 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12177 if (DEBUG_SHOW_INFO) { 12178 Log.v(TAG, " IntentFilter:"); 12179 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12180 } 12181 removeFilter(intent); 12182 } 12183 } 12184 12185 @Override 12186 protected boolean allowFilterResult( 12187 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12188 ActivityInfo filterAi = filter.activity.info; 12189 for (int i=dest.size()-1; i>=0; i--) { 12190 ActivityInfo destAi = dest.get(i).activityInfo; 12191 if (destAi.name == filterAi.name 12192 && destAi.packageName == filterAi.packageName) { 12193 return false; 12194 } 12195 } 12196 return true; 12197 } 12198 12199 @Override 12200 protected ActivityIntentInfo[] newArray(int size) { 12201 return new ActivityIntentInfo[size]; 12202 } 12203 12204 @Override 12205 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12206 if (!sUserManager.exists(userId)) return true; 12207 PackageParser.Package p = filter.activity.owner; 12208 if (p != null) { 12209 PackageSetting ps = (PackageSetting)p.mExtras; 12210 if (ps != null) { 12211 // System apps are never considered stopped for purposes of 12212 // filtering, because there may be no way for the user to 12213 // actually re-launch them. 12214 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12215 && ps.getStopped(userId); 12216 } 12217 } 12218 return false; 12219 } 12220 12221 @Override 12222 protected boolean isPackageForFilter(String packageName, 12223 PackageParser.ActivityIntentInfo info) { 12224 return packageName.equals(info.activity.owner.packageName); 12225 } 12226 12227 @Override 12228 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12229 int match, int userId) { 12230 if (!sUserManager.exists(userId)) return null; 12231 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12232 return null; 12233 } 12234 final PackageParser.Activity activity = info.activity; 12235 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12236 if (ps == null) { 12237 return null; 12238 } 12239 final PackageUserState userState = ps.readUserState(userId); 12240 ActivityInfo ai = 12241 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12242 if (ai == null) { 12243 return null; 12244 } 12245 final boolean matchExplicitlyVisibleOnly = 12246 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12247 final boolean matchVisibleToInstantApp = 12248 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12249 final boolean componentVisible = 12250 matchVisibleToInstantApp 12251 && info.isVisibleToInstantApp() 12252 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12253 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12254 // throw out filters that aren't visible to ephemeral apps 12255 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12256 return null; 12257 } 12258 // throw out instant app filters if we're not explicitly requesting them 12259 if (!matchInstantApp && userState.instantApp) { 12260 return null; 12261 } 12262 // throw out instant app filters if updates are available; will trigger 12263 // instant app resolution 12264 if (userState.instantApp && ps.isUpdateAvailable()) { 12265 return null; 12266 } 12267 final ResolveInfo res = new ResolveInfo(); 12268 res.activityInfo = ai; 12269 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12270 res.filter = info; 12271 } 12272 if (info != null) { 12273 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12274 } 12275 res.priority = info.getPriority(); 12276 res.preferredOrder = activity.owner.mPreferredOrder; 12277 //System.out.println("Result: " + res.activityInfo.className + 12278 // " = " + res.priority); 12279 res.match = match; 12280 res.isDefault = info.hasDefault; 12281 res.labelRes = info.labelRes; 12282 res.nonLocalizedLabel = info.nonLocalizedLabel; 12283 if (userNeedsBadging(userId)) { 12284 res.noResourceId = true; 12285 } else { 12286 res.icon = info.icon; 12287 } 12288 res.iconResourceId = info.icon; 12289 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12290 res.isInstantAppAvailable = userState.instantApp; 12291 return res; 12292 } 12293 12294 @Override 12295 protected void sortResults(List<ResolveInfo> results) { 12296 Collections.sort(results, mResolvePrioritySorter); 12297 } 12298 12299 @Override 12300 protected void dumpFilter(PrintWriter out, String prefix, 12301 PackageParser.ActivityIntentInfo filter) { 12302 out.print(prefix); out.print( 12303 Integer.toHexString(System.identityHashCode(filter.activity))); 12304 out.print(' '); 12305 filter.activity.printComponentShortName(out); 12306 out.print(" filter "); 12307 out.println(Integer.toHexString(System.identityHashCode(filter))); 12308 } 12309 12310 @Override 12311 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12312 return filter.activity; 12313 } 12314 12315 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12316 PackageParser.Activity activity = (PackageParser.Activity)label; 12317 out.print(prefix); out.print( 12318 Integer.toHexString(System.identityHashCode(activity))); 12319 out.print(' '); 12320 activity.printComponentShortName(out); 12321 if (count > 1) { 12322 out.print(" ("); out.print(count); out.print(" filters)"); 12323 } 12324 out.println(); 12325 } 12326 12327 // Keys are String (activity class name), values are Activity. 12328 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12329 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12330 private int mFlags; 12331 } 12332 12333 private final class ServiceIntentResolver 12334 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12335 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12336 boolean defaultOnly, int userId) { 12337 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12338 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12339 } 12340 12341 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12342 int userId) { 12343 if (!sUserManager.exists(userId)) return null; 12344 mFlags = flags; 12345 return super.queryIntent(intent, resolvedType, 12346 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12347 userId); 12348 } 12349 12350 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12351 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12352 if (!sUserManager.exists(userId)) return null; 12353 if (packageServices == null) { 12354 return null; 12355 } 12356 mFlags = flags; 12357 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12358 final int N = packageServices.size(); 12359 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12360 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12361 12362 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12363 for (int i = 0; i < N; ++i) { 12364 intentFilters = packageServices.get(i).intents; 12365 if (intentFilters != null && intentFilters.size() > 0) { 12366 PackageParser.ServiceIntentInfo[] array = 12367 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12368 intentFilters.toArray(array); 12369 listCut.add(array); 12370 } 12371 } 12372 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12373 } 12374 12375 public final void addService(PackageParser.Service s) { 12376 mServices.put(s.getComponentName(), s); 12377 if (DEBUG_SHOW_INFO) { 12378 Log.v(TAG, " " 12379 + (s.info.nonLocalizedLabel != null 12380 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12381 Log.v(TAG, " Class=" + s.info.name); 12382 } 12383 final int NI = s.intents.size(); 12384 int j; 12385 for (j=0; j<NI; j++) { 12386 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12387 if (DEBUG_SHOW_INFO) { 12388 Log.v(TAG, " IntentFilter:"); 12389 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12390 } 12391 if (!intent.debugCheck()) { 12392 Log.w(TAG, "==> For Service " + s.info.name); 12393 } 12394 addFilter(intent); 12395 } 12396 } 12397 12398 public final void removeService(PackageParser.Service s) { 12399 mServices.remove(s.getComponentName()); 12400 if (DEBUG_SHOW_INFO) { 12401 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12402 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12403 Log.v(TAG, " Class=" + s.info.name); 12404 } 12405 final int NI = s.intents.size(); 12406 int j; 12407 for (j=0; j<NI; j++) { 12408 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12409 if (DEBUG_SHOW_INFO) { 12410 Log.v(TAG, " IntentFilter:"); 12411 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12412 } 12413 removeFilter(intent); 12414 } 12415 } 12416 12417 @Override 12418 protected boolean allowFilterResult( 12419 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12420 ServiceInfo filterSi = filter.service.info; 12421 for (int i=dest.size()-1; i>=0; i--) { 12422 ServiceInfo destAi = dest.get(i).serviceInfo; 12423 if (destAi.name == filterSi.name 12424 && destAi.packageName == filterSi.packageName) { 12425 return false; 12426 } 12427 } 12428 return true; 12429 } 12430 12431 @Override 12432 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12433 return new PackageParser.ServiceIntentInfo[size]; 12434 } 12435 12436 @Override 12437 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12438 if (!sUserManager.exists(userId)) return true; 12439 PackageParser.Package p = filter.service.owner; 12440 if (p != null) { 12441 PackageSetting ps = (PackageSetting)p.mExtras; 12442 if (ps != null) { 12443 // System apps are never considered stopped for purposes of 12444 // filtering, because there may be no way for the user to 12445 // actually re-launch them. 12446 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12447 && ps.getStopped(userId); 12448 } 12449 } 12450 return false; 12451 } 12452 12453 @Override 12454 protected boolean isPackageForFilter(String packageName, 12455 PackageParser.ServiceIntentInfo info) { 12456 return packageName.equals(info.service.owner.packageName); 12457 } 12458 12459 @Override 12460 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12461 int match, int userId) { 12462 if (!sUserManager.exists(userId)) return null; 12463 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12464 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12465 return null; 12466 } 12467 final PackageParser.Service service = info.service; 12468 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12469 if (ps == null) { 12470 return null; 12471 } 12472 final PackageUserState userState = ps.readUserState(userId); 12473 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12474 userState, userId); 12475 if (si == null) { 12476 return null; 12477 } 12478 final boolean matchVisibleToInstantApp = 12479 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12480 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12481 // throw out filters that aren't visible to ephemeral apps 12482 if (matchVisibleToInstantApp 12483 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12484 return null; 12485 } 12486 // throw out ephemeral filters if we're not explicitly requesting them 12487 if (!isInstantApp && userState.instantApp) { 12488 return null; 12489 } 12490 // throw out instant app filters if updates are available; will trigger 12491 // instant app resolution 12492 if (userState.instantApp && ps.isUpdateAvailable()) { 12493 return null; 12494 } 12495 final ResolveInfo res = new ResolveInfo(); 12496 res.serviceInfo = si; 12497 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12498 res.filter = filter; 12499 } 12500 res.priority = info.getPriority(); 12501 res.preferredOrder = service.owner.mPreferredOrder; 12502 res.match = match; 12503 res.isDefault = info.hasDefault; 12504 res.labelRes = info.labelRes; 12505 res.nonLocalizedLabel = info.nonLocalizedLabel; 12506 res.icon = info.icon; 12507 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12508 return res; 12509 } 12510 12511 @Override 12512 protected void sortResults(List<ResolveInfo> results) { 12513 Collections.sort(results, mResolvePrioritySorter); 12514 } 12515 12516 @Override 12517 protected void dumpFilter(PrintWriter out, String prefix, 12518 PackageParser.ServiceIntentInfo filter) { 12519 out.print(prefix); out.print( 12520 Integer.toHexString(System.identityHashCode(filter.service))); 12521 out.print(' '); 12522 filter.service.printComponentShortName(out); 12523 out.print(" filter "); 12524 out.print(Integer.toHexString(System.identityHashCode(filter))); 12525 if (filter.service.info.permission != null) { 12526 out.print(" permission "); out.println(filter.service.info.permission); 12527 } else { 12528 out.println(); 12529 } 12530 } 12531 12532 @Override 12533 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12534 return filter.service; 12535 } 12536 12537 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12538 PackageParser.Service service = (PackageParser.Service)label; 12539 out.print(prefix); out.print( 12540 Integer.toHexString(System.identityHashCode(service))); 12541 out.print(' '); 12542 service.printComponentShortName(out); 12543 if (count > 1) { 12544 out.print(" ("); out.print(count); out.print(" filters)"); 12545 } 12546 out.println(); 12547 } 12548 12549// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12550// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12551// final List<ResolveInfo> retList = Lists.newArrayList(); 12552// while (i.hasNext()) { 12553// final ResolveInfo resolveInfo = (ResolveInfo) i; 12554// if (isEnabledLP(resolveInfo.serviceInfo)) { 12555// retList.add(resolveInfo); 12556// } 12557// } 12558// return retList; 12559// } 12560 12561 // Keys are String (activity class name), values are Activity. 12562 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12563 = new ArrayMap<ComponentName, PackageParser.Service>(); 12564 private int mFlags; 12565 } 12566 12567 private final class ProviderIntentResolver 12568 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12569 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12570 boolean defaultOnly, int userId) { 12571 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12572 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12573 } 12574 12575 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12576 int userId) { 12577 if (!sUserManager.exists(userId)) 12578 return null; 12579 mFlags = flags; 12580 return super.queryIntent(intent, resolvedType, 12581 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12582 userId); 12583 } 12584 12585 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12586 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12587 if (!sUserManager.exists(userId)) 12588 return null; 12589 if (packageProviders == null) { 12590 return null; 12591 } 12592 mFlags = flags; 12593 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12594 final int N = packageProviders.size(); 12595 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12596 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12597 12598 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12599 for (int i = 0; i < N; ++i) { 12600 intentFilters = packageProviders.get(i).intents; 12601 if (intentFilters != null && intentFilters.size() > 0) { 12602 PackageParser.ProviderIntentInfo[] array = 12603 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12604 intentFilters.toArray(array); 12605 listCut.add(array); 12606 } 12607 } 12608 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12609 } 12610 12611 public final void addProvider(PackageParser.Provider p) { 12612 if (mProviders.containsKey(p.getComponentName())) { 12613 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12614 return; 12615 } 12616 12617 mProviders.put(p.getComponentName(), p); 12618 if (DEBUG_SHOW_INFO) { 12619 Log.v(TAG, " " 12620 + (p.info.nonLocalizedLabel != null 12621 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12622 Log.v(TAG, " Class=" + p.info.name); 12623 } 12624 final int NI = p.intents.size(); 12625 int j; 12626 for (j = 0; j < NI; j++) { 12627 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12628 if (DEBUG_SHOW_INFO) { 12629 Log.v(TAG, " IntentFilter:"); 12630 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12631 } 12632 if (!intent.debugCheck()) { 12633 Log.w(TAG, "==> For Provider " + p.info.name); 12634 } 12635 addFilter(intent); 12636 } 12637 } 12638 12639 public final void removeProvider(PackageParser.Provider p) { 12640 mProviders.remove(p.getComponentName()); 12641 if (DEBUG_SHOW_INFO) { 12642 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12643 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12644 Log.v(TAG, " Class=" + p.info.name); 12645 } 12646 final int NI = p.intents.size(); 12647 int j; 12648 for (j = 0; j < NI; j++) { 12649 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12650 if (DEBUG_SHOW_INFO) { 12651 Log.v(TAG, " IntentFilter:"); 12652 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12653 } 12654 removeFilter(intent); 12655 } 12656 } 12657 12658 @Override 12659 protected boolean allowFilterResult( 12660 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12661 ProviderInfo filterPi = filter.provider.info; 12662 for (int i = dest.size() - 1; i >= 0; i--) { 12663 ProviderInfo destPi = dest.get(i).providerInfo; 12664 if (destPi.name == filterPi.name 12665 && destPi.packageName == filterPi.packageName) { 12666 return false; 12667 } 12668 } 12669 return true; 12670 } 12671 12672 @Override 12673 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12674 return new PackageParser.ProviderIntentInfo[size]; 12675 } 12676 12677 @Override 12678 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12679 if (!sUserManager.exists(userId)) 12680 return true; 12681 PackageParser.Package p = filter.provider.owner; 12682 if (p != null) { 12683 PackageSetting ps = (PackageSetting) p.mExtras; 12684 if (ps != null) { 12685 // System apps are never considered stopped for purposes of 12686 // filtering, because there may be no way for the user to 12687 // actually re-launch them. 12688 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12689 && ps.getStopped(userId); 12690 } 12691 } 12692 return false; 12693 } 12694 12695 @Override 12696 protected boolean isPackageForFilter(String packageName, 12697 PackageParser.ProviderIntentInfo info) { 12698 return packageName.equals(info.provider.owner.packageName); 12699 } 12700 12701 @Override 12702 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12703 int match, int userId) { 12704 if (!sUserManager.exists(userId)) 12705 return null; 12706 final PackageParser.ProviderIntentInfo info = filter; 12707 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12708 return null; 12709 } 12710 final PackageParser.Provider provider = info.provider; 12711 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12712 if (ps == null) { 12713 return null; 12714 } 12715 final PackageUserState userState = ps.readUserState(userId); 12716 final boolean matchVisibleToInstantApp = 12717 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12718 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12719 // throw out filters that aren't visible to instant applications 12720 if (matchVisibleToInstantApp 12721 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12722 return null; 12723 } 12724 // throw out instant application filters if we're not explicitly requesting them 12725 if (!isInstantApp && userState.instantApp) { 12726 return null; 12727 } 12728 // throw out instant application filters if updates are available; will trigger 12729 // instant application resolution 12730 if (userState.instantApp && ps.isUpdateAvailable()) { 12731 return null; 12732 } 12733 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12734 userState, userId); 12735 if (pi == null) { 12736 return null; 12737 } 12738 final ResolveInfo res = new ResolveInfo(); 12739 res.providerInfo = pi; 12740 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12741 res.filter = filter; 12742 } 12743 res.priority = info.getPriority(); 12744 res.preferredOrder = provider.owner.mPreferredOrder; 12745 res.match = match; 12746 res.isDefault = info.hasDefault; 12747 res.labelRes = info.labelRes; 12748 res.nonLocalizedLabel = info.nonLocalizedLabel; 12749 res.icon = info.icon; 12750 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12751 return res; 12752 } 12753 12754 @Override 12755 protected void sortResults(List<ResolveInfo> results) { 12756 Collections.sort(results, mResolvePrioritySorter); 12757 } 12758 12759 @Override 12760 protected void dumpFilter(PrintWriter out, String prefix, 12761 PackageParser.ProviderIntentInfo filter) { 12762 out.print(prefix); 12763 out.print( 12764 Integer.toHexString(System.identityHashCode(filter.provider))); 12765 out.print(' '); 12766 filter.provider.printComponentShortName(out); 12767 out.print(" filter "); 12768 out.println(Integer.toHexString(System.identityHashCode(filter))); 12769 } 12770 12771 @Override 12772 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12773 return filter.provider; 12774 } 12775 12776 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12777 PackageParser.Provider provider = (PackageParser.Provider)label; 12778 out.print(prefix); out.print( 12779 Integer.toHexString(System.identityHashCode(provider))); 12780 out.print(' '); 12781 provider.printComponentShortName(out); 12782 if (count > 1) { 12783 out.print(" ("); out.print(count); out.print(" filters)"); 12784 } 12785 out.println(); 12786 } 12787 12788 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12789 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12790 private int mFlags; 12791 } 12792 12793 static final class EphemeralIntentResolver 12794 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12795 /** 12796 * The result that has the highest defined order. Ordering applies on a 12797 * per-package basis. Mapping is from package name to Pair of order and 12798 * EphemeralResolveInfo. 12799 * <p> 12800 * NOTE: This is implemented as a field variable for convenience and efficiency. 12801 * By having a field variable, we're able to track filter ordering as soon as 12802 * a non-zero order is defined. Otherwise, multiple loops across the result set 12803 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12804 * this needs to be contained entirely within {@link #filterResults}. 12805 */ 12806 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12807 12808 @Override 12809 protected AuxiliaryResolveInfo[] newArray(int size) { 12810 return new AuxiliaryResolveInfo[size]; 12811 } 12812 12813 @Override 12814 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12815 return true; 12816 } 12817 12818 @Override 12819 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12820 int userId) { 12821 if (!sUserManager.exists(userId)) { 12822 return null; 12823 } 12824 final String packageName = responseObj.resolveInfo.getPackageName(); 12825 final Integer order = responseObj.getOrder(); 12826 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12827 mOrderResult.get(packageName); 12828 // ordering is enabled and this item's order isn't high enough 12829 if (lastOrderResult != null && lastOrderResult.first >= order) { 12830 return null; 12831 } 12832 final InstantAppResolveInfo res = responseObj.resolveInfo; 12833 if (order > 0) { 12834 // non-zero order, enable ordering 12835 mOrderResult.put(packageName, new Pair<>(order, res)); 12836 } 12837 return responseObj; 12838 } 12839 12840 @Override 12841 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12842 // only do work if ordering is enabled [most of the time it won't be] 12843 if (mOrderResult.size() == 0) { 12844 return; 12845 } 12846 int resultSize = results.size(); 12847 for (int i = 0; i < resultSize; i++) { 12848 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12849 final String packageName = info.getPackageName(); 12850 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12851 if (savedInfo == null) { 12852 // package doesn't having ordering 12853 continue; 12854 } 12855 if (savedInfo.second == info) { 12856 // circled back to the highest ordered item; remove from order list 12857 mOrderResult.remove(packageName); 12858 if (mOrderResult.size() == 0) { 12859 // no more ordered items 12860 break; 12861 } 12862 continue; 12863 } 12864 // item has a worse order, remove it from the result list 12865 results.remove(i); 12866 resultSize--; 12867 i--; 12868 } 12869 } 12870 } 12871 12872 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12873 new Comparator<ResolveInfo>() { 12874 public int compare(ResolveInfo r1, ResolveInfo r2) { 12875 int v1 = r1.priority; 12876 int v2 = r2.priority; 12877 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12878 if (v1 != v2) { 12879 return (v1 > v2) ? -1 : 1; 12880 } 12881 v1 = r1.preferredOrder; 12882 v2 = r2.preferredOrder; 12883 if (v1 != v2) { 12884 return (v1 > v2) ? -1 : 1; 12885 } 12886 if (r1.isDefault != r2.isDefault) { 12887 return r1.isDefault ? -1 : 1; 12888 } 12889 v1 = r1.match; 12890 v2 = r2.match; 12891 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12892 if (v1 != v2) { 12893 return (v1 > v2) ? -1 : 1; 12894 } 12895 if (r1.system != r2.system) { 12896 return r1.system ? -1 : 1; 12897 } 12898 if (r1.activityInfo != null) { 12899 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12900 } 12901 if (r1.serviceInfo != null) { 12902 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12903 } 12904 if (r1.providerInfo != null) { 12905 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12906 } 12907 return 0; 12908 } 12909 }; 12910 12911 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12912 new Comparator<ProviderInfo>() { 12913 public int compare(ProviderInfo p1, ProviderInfo p2) { 12914 final int v1 = p1.initOrder; 12915 final int v2 = p2.initOrder; 12916 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12917 } 12918 }; 12919 12920 @Override 12921 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12922 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12923 final int[] userIds, int[] instantUserIds) { 12924 mHandler.post(new Runnable() { 12925 @Override 12926 public void run() { 12927 try { 12928 final IActivityManager am = ActivityManager.getService(); 12929 if (am == null) return; 12930 final int[] resolvedUserIds; 12931 if (userIds == null) { 12932 resolvedUserIds = am.getRunningUserIds(); 12933 } else { 12934 resolvedUserIds = userIds; 12935 } 12936 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 12937 resolvedUserIds, false); 12938 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 12939 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 12940 instantUserIds, true); 12941 } 12942 } catch (RemoteException ex) { 12943 } 12944 } 12945 }); 12946 } 12947 12948 @Override 12949 public void notifyPackageAdded(String packageName) { 12950 final PackageListObserver[] observers; 12951 synchronized (mPackages) { 12952 if (mPackageListObservers.size() == 0) { 12953 return; 12954 } 12955 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 12956 } 12957 for (int i = observers.length - 1; i >= 0; --i) { 12958 observers[i].onPackageAdded(packageName); 12959 } 12960 } 12961 12962 @Override 12963 public void notifyPackageRemoved(String packageName) { 12964 final PackageListObserver[] observers; 12965 synchronized (mPackages) { 12966 if (mPackageListObservers.size() == 0) { 12967 return; 12968 } 12969 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 12970 } 12971 for (int i = observers.length - 1; i >= 0; --i) { 12972 observers[i].onPackageRemoved(packageName); 12973 } 12974 } 12975 12976 /** 12977 * Sends a broadcast for the given action. 12978 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 12979 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 12980 * the system and applications allowed to see instant applications to receive package 12981 * lifecycle events for instant applications. 12982 */ 12983 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 12984 int flags, String targetPkg, IIntentReceiver finishedReceiver, 12985 int[] userIds, boolean isInstantApp) 12986 throws RemoteException { 12987 for (int id : userIds) { 12988 final Intent intent = new Intent(action, 12989 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12990 final String[] requiredPermissions = 12991 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 12992 if (extras != null) { 12993 intent.putExtras(extras); 12994 } 12995 if (targetPkg != null) { 12996 intent.setPackage(targetPkg); 12997 } 12998 // Modify the UID when posting to other users 12999 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13000 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13001 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13002 intent.putExtra(Intent.EXTRA_UID, uid); 13003 } 13004 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13005 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13006 if (DEBUG_BROADCASTS) { 13007 RuntimeException here = new RuntimeException("here"); 13008 here.fillInStackTrace(); 13009 Slog.d(TAG, "Sending to user " + id + ": " 13010 + intent.toShortString(false, true, false, false) 13011 + " " + intent.getExtras(), here); 13012 } 13013 am.broadcastIntent(null, intent, null, finishedReceiver, 13014 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13015 null, finishedReceiver != null, false, id); 13016 } 13017 } 13018 13019 /** 13020 * Check if the external storage media is available. This is true if there 13021 * is a mounted external storage medium or if the external storage is 13022 * emulated. 13023 */ 13024 private boolean isExternalMediaAvailable() { 13025 return mMediaMounted || Environment.isExternalStorageEmulated(); 13026 } 13027 13028 @Override 13029 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13030 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13031 return null; 13032 } 13033 if (!isExternalMediaAvailable()) { 13034 // If the external storage is no longer mounted at this point, 13035 // the caller may not have been able to delete all of this 13036 // packages files and can not delete any more. Bail. 13037 return null; 13038 } 13039 synchronized (mPackages) { 13040 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13041 if (lastPackage != null) { 13042 pkgs.remove(lastPackage); 13043 } 13044 if (pkgs.size() > 0) { 13045 return pkgs.get(0); 13046 } 13047 } 13048 return null; 13049 } 13050 13051 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13052 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13053 userId, andCode ? 1 : 0, packageName); 13054 if (mSystemReady) { 13055 msg.sendToTarget(); 13056 } else { 13057 if (mPostSystemReadyMessages == null) { 13058 mPostSystemReadyMessages = new ArrayList<>(); 13059 } 13060 mPostSystemReadyMessages.add(msg); 13061 } 13062 } 13063 13064 void startCleaningPackages() { 13065 // reader 13066 if (!isExternalMediaAvailable()) { 13067 return; 13068 } 13069 synchronized (mPackages) { 13070 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13071 return; 13072 } 13073 } 13074 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13075 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13076 IActivityManager am = ActivityManager.getService(); 13077 if (am != null) { 13078 int dcsUid = -1; 13079 synchronized (mPackages) { 13080 if (!mDefaultContainerWhitelisted) { 13081 mDefaultContainerWhitelisted = true; 13082 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13083 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13084 } 13085 } 13086 try { 13087 if (dcsUid > 0) { 13088 am.backgroundWhitelistUid(dcsUid); 13089 } 13090 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13091 UserHandle.USER_SYSTEM); 13092 } catch (RemoteException e) { 13093 } 13094 } 13095 } 13096 13097 /** 13098 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13099 * it is acting on behalf on an enterprise or the user). 13100 * 13101 * Note that the ordering of the conditionals in this method is important. The checks we perform 13102 * are as follows, in this order: 13103 * 13104 * 1) If the install is being performed by a system app, we can trust the app to have set the 13105 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13106 * what it is. 13107 * 2) If the install is being performed by a device or profile owner app, the install reason 13108 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13109 * set the install reason correctly. If the app targets an older SDK version where install 13110 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13111 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13112 * 3) In all other cases, the install is being performed by a regular app that is neither part 13113 * of the system nor a device or profile owner. We have no reason to believe that this app is 13114 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13115 * set to enterprise policy and if so, change it to unknown instead. 13116 */ 13117 private int fixUpInstallReason(String installerPackageName, int installerUid, 13118 int installReason) { 13119 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13120 == PERMISSION_GRANTED) { 13121 // If the install is being performed by a system app, we trust that app to have set the 13122 // install reason correctly. 13123 return installReason; 13124 } 13125 13126 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13127 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13128 if (dpm != null) { 13129 ComponentName owner = null; 13130 try { 13131 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13132 if (owner == null) { 13133 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13134 } 13135 } catch (RemoteException e) { 13136 } 13137 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13138 // If the install is being performed by a device or profile owner, the install 13139 // reason should be enterprise policy. 13140 return PackageManager.INSTALL_REASON_POLICY; 13141 } 13142 } 13143 13144 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13145 // If the install is being performed by a regular app (i.e. neither system app nor 13146 // device or profile owner), we have no reason to believe that the app is acting on 13147 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13148 // change it to unknown instead. 13149 return PackageManager.INSTALL_REASON_UNKNOWN; 13150 } 13151 13152 // If the install is being performed by a regular app and the install reason was set to any 13153 // value but enterprise policy, leave the install reason unchanged. 13154 return installReason; 13155 } 13156 13157 void installStage(String packageName, File stagedDir, 13158 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13159 String installerPackageName, int installerUid, UserHandle user, 13160 PackageParser.SigningDetails signingDetails) { 13161 if (DEBUG_EPHEMERAL) { 13162 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13163 Slog.d(TAG, "Ephemeral install of " + packageName); 13164 } 13165 } 13166 final VerificationInfo verificationInfo = new VerificationInfo( 13167 sessionParams.originatingUri, sessionParams.referrerUri, 13168 sessionParams.originatingUid, installerUid); 13169 13170 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13171 13172 final Message msg = mHandler.obtainMessage(INIT_COPY); 13173 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13174 sessionParams.installReason); 13175 final InstallParams params = new InstallParams(origin, null, observer, 13176 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13177 verificationInfo, user, sessionParams.abiOverride, 13178 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13179 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13180 msg.obj = params; 13181 13182 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13183 System.identityHashCode(msg.obj)); 13184 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13185 System.identityHashCode(msg.obj)); 13186 13187 mHandler.sendMessage(msg); 13188 } 13189 13190 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13191 int userId) { 13192 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13193 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13194 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13195 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13196 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13197 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13198 13199 // Send a session commit broadcast 13200 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13201 info.installReason = pkgSetting.getInstallReason(userId); 13202 info.appPackageName = packageName; 13203 sendSessionCommitBroadcast(info, userId); 13204 } 13205 13206 @Override 13207 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13208 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13209 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13210 return; 13211 } 13212 Bundle extras = new Bundle(1); 13213 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13214 final int uid = UserHandle.getUid( 13215 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13216 extras.putInt(Intent.EXTRA_UID, uid); 13217 13218 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13219 packageName, extras, 0, null, null, userIds, instantUserIds); 13220 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13221 mHandler.post(() -> { 13222 for (int userId : userIds) { 13223 sendBootCompletedBroadcastToSystemApp( 13224 packageName, includeStopped, userId); 13225 } 13226 } 13227 ); 13228 } 13229 } 13230 13231 /** 13232 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13233 * automatically without needing an explicit launch. 13234 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13235 */ 13236 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13237 int userId) { 13238 // If user is not running, the app didn't miss any broadcast 13239 if (!mUserManagerInternal.isUserRunning(userId)) { 13240 return; 13241 } 13242 final IActivityManager am = ActivityManager.getService(); 13243 try { 13244 // Deliver LOCKED_BOOT_COMPLETED first 13245 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13246 .setPackage(packageName); 13247 if (includeStopped) { 13248 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13249 } 13250 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13251 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13252 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13253 13254 // Deliver BOOT_COMPLETED only if user is unlocked 13255 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13256 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13257 if (includeStopped) { 13258 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13259 } 13260 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13261 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13262 } 13263 } catch (RemoteException e) { 13264 throw e.rethrowFromSystemServer(); 13265 } 13266 } 13267 13268 @Override 13269 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13270 int userId) { 13271 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13272 PackageSetting pkgSetting; 13273 final int callingUid = Binder.getCallingUid(); 13274 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13275 true /* requireFullPermission */, true /* checkShell */, 13276 "setApplicationHiddenSetting for user " + userId); 13277 13278 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13279 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13280 return false; 13281 } 13282 13283 long callingId = Binder.clearCallingIdentity(); 13284 try { 13285 boolean sendAdded = false; 13286 boolean sendRemoved = false; 13287 // writer 13288 synchronized (mPackages) { 13289 pkgSetting = mSettings.mPackages.get(packageName); 13290 if (pkgSetting == null) { 13291 return false; 13292 } 13293 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13294 return false; 13295 } 13296 // Do not allow "android" is being disabled 13297 if ("android".equals(packageName)) { 13298 Slog.w(TAG, "Cannot hide package: android"); 13299 return false; 13300 } 13301 // Cannot hide static shared libs as they are considered 13302 // a part of the using app (emulating static linking). Also 13303 // static libs are installed always on internal storage. 13304 PackageParser.Package pkg = mPackages.get(packageName); 13305 if (pkg != null && pkg.staticSharedLibName != null) { 13306 Slog.w(TAG, "Cannot hide package: " + packageName 13307 + " providing static shared library: " 13308 + pkg.staticSharedLibName); 13309 return false; 13310 } 13311 // Only allow protected packages to hide themselves. 13312 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13313 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13314 Slog.w(TAG, "Not hiding protected package: " + packageName); 13315 return false; 13316 } 13317 13318 if (pkgSetting.getHidden(userId) != hidden) { 13319 pkgSetting.setHidden(hidden, userId); 13320 mSettings.writePackageRestrictionsLPr(userId); 13321 if (hidden) { 13322 sendRemoved = true; 13323 } else { 13324 sendAdded = true; 13325 } 13326 } 13327 } 13328 if (sendAdded) { 13329 sendPackageAddedForUser(packageName, pkgSetting, userId); 13330 return true; 13331 } 13332 if (sendRemoved) { 13333 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13334 "hiding pkg"); 13335 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13336 return true; 13337 } 13338 } finally { 13339 Binder.restoreCallingIdentity(callingId); 13340 } 13341 return false; 13342 } 13343 13344 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13345 int userId) { 13346 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13347 info.removedPackage = packageName; 13348 info.installerPackageName = pkgSetting.installerPackageName; 13349 info.removedUsers = new int[] {userId}; 13350 info.broadcastUsers = new int[] {userId}; 13351 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13352 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13353 } 13354 13355 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13356 if (pkgList.length > 0) { 13357 Bundle extras = new Bundle(1); 13358 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13359 13360 sendPackageBroadcast( 13361 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13362 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13363 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13364 new int[] {userId}, null); 13365 } 13366 } 13367 13368 /** 13369 * Returns true if application is not found or there was an error. Otherwise it returns 13370 * the hidden state of the package for the given user. 13371 */ 13372 @Override 13373 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13374 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13375 final int callingUid = Binder.getCallingUid(); 13376 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13377 true /* requireFullPermission */, false /* checkShell */, 13378 "getApplicationHidden for user " + userId); 13379 PackageSetting ps; 13380 long callingId = Binder.clearCallingIdentity(); 13381 try { 13382 // writer 13383 synchronized (mPackages) { 13384 ps = mSettings.mPackages.get(packageName); 13385 if (ps == null) { 13386 return true; 13387 } 13388 if (filterAppAccessLPr(ps, callingUid, userId)) { 13389 return true; 13390 } 13391 return ps.getHidden(userId); 13392 } 13393 } finally { 13394 Binder.restoreCallingIdentity(callingId); 13395 } 13396 } 13397 13398 /** 13399 * @hide 13400 */ 13401 @Override 13402 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13403 int installReason) { 13404 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13405 null); 13406 PackageSetting pkgSetting; 13407 final int callingUid = Binder.getCallingUid(); 13408 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13409 true /* requireFullPermission */, true /* checkShell */, 13410 "installExistingPackage for user " + userId); 13411 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13412 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13413 } 13414 13415 long callingId = Binder.clearCallingIdentity(); 13416 try { 13417 boolean installed = false; 13418 final boolean instantApp = 13419 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13420 final boolean fullApp = 13421 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13422 13423 // writer 13424 synchronized (mPackages) { 13425 pkgSetting = mSettings.mPackages.get(packageName); 13426 if (pkgSetting == null) { 13427 return PackageManager.INSTALL_FAILED_INVALID_URI; 13428 } 13429 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13430 // only allow the existing package to be used if it's installed as a full 13431 // application for at least one user 13432 boolean installAllowed = false; 13433 for (int checkUserId : sUserManager.getUserIds()) { 13434 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13435 if (installAllowed) { 13436 break; 13437 } 13438 } 13439 if (!installAllowed) { 13440 return PackageManager.INSTALL_FAILED_INVALID_URI; 13441 } 13442 } 13443 if (!pkgSetting.getInstalled(userId)) { 13444 pkgSetting.setInstalled(true, userId); 13445 pkgSetting.setHidden(false, userId); 13446 pkgSetting.setInstallReason(installReason, userId); 13447 mSettings.writePackageRestrictionsLPr(userId); 13448 mSettings.writeKernelMappingLPr(pkgSetting); 13449 installed = true; 13450 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13451 // upgrade app from instant to full; we don't allow app downgrade 13452 installed = true; 13453 } 13454 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13455 } 13456 13457 if (installed) { 13458 if (pkgSetting.pkg != null) { 13459 synchronized (mInstallLock) { 13460 // We don't need to freeze for a brand new install 13461 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13462 } 13463 } 13464 sendPackageAddedForUser(packageName, pkgSetting, userId); 13465 synchronized (mPackages) { 13466 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13467 } 13468 } 13469 } finally { 13470 Binder.restoreCallingIdentity(callingId); 13471 } 13472 13473 return PackageManager.INSTALL_SUCCEEDED; 13474 } 13475 13476 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13477 boolean instantApp, boolean fullApp) { 13478 // no state specified; do nothing 13479 if (!instantApp && !fullApp) { 13480 return; 13481 } 13482 if (userId != UserHandle.USER_ALL) { 13483 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13484 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13485 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13486 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13487 } 13488 } else { 13489 for (int currentUserId : sUserManager.getUserIds()) { 13490 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13491 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13492 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13493 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13494 } 13495 } 13496 } 13497 } 13498 13499 boolean isUserRestricted(int userId, String restrictionKey) { 13500 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13501 if (restrictions.getBoolean(restrictionKey, false)) { 13502 Log.w(TAG, "User is restricted: " + restrictionKey); 13503 return true; 13504 } 13505 return false; 13506 } 13507 13508 @Override 13509 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13510 int userId) { 13511 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13512 final int callingUid = Binder.getCallingUid(); 13513 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13514 true /* requireFullPermission */, true /* checkShell */, 13515 "setPackagesSuspended for user " + userId); 13516 13517 if (ArrayUtils.isEmpty(packageNames)) { 13518 return packageNames; 13519 } 13520 13521 // List of package names for whom the suspended state has changed. 13522 List<String> changedPackages = new ArrayList<>(packageNames.length); 13523 // List of package names for whom the suspended state is not set as requested in this 13524 // method. 13525 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13526 long callingId = Binder.clearCallingIdentity(); 13527 try { 13528 for (int i = 0; i < packageNames.length; i++) { 13529 String packageName = packageNames[i]; 13530 boolean changed = false; 13531 final int appId; 13532 synchronized (mPackages) { 13533 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13534 if (pkgSetting == null 13535 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13536 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13537 + "\". Skipping suspending/un-suspending."); 13538 unactionedPackages.add(packageName); 13539 continue; 13540 } 13541 appId = pkgSetting.appId; 13542 if (pkgSetting.getSuspended(userId) != suspended) { 13543 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13544 unactionedPackages.add(packageName); 13545 continue; 13546 } 13547 pkgSetting.setSuspended(suspended, userId); 13548 mSettings.writePackageRestrictionsLPr(userId); 13549 changed = true; 13550 changedPackages.add(packageName); 13551 } 13552 } 13553 13554 if (changed && suspended) { 13555 killApplication(packageName, UserHandle.getUid(userId, appId), 13556 "suspending package"); 13557 } 13558 } 13559 } finally { 13560 Binder.restoreCallingIdentity(callingId); 13561 } 13562 13563 if (!changedPackages.isEmpty()) { 13564 sendPackagesSuspendedForUser(changedPackages.toArray( 13565 new String[changedPackages.size()]), userId, suspended); 13566 } 13567 13568 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13569 } 13570 13571 @Override 13572 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13573 final int callingUid = Binder.getCallingUid(); 13574 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13575 true /* requireFullPermission */, false /* checkShell */, 13576 "isPackageSuspendedForUser for user " + userId); 13577 synchronized (mPackages) { 13578 final PackageSetting ps = mSettings.mPackages.get(packageName); 13579 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 13580 throw new IllegalArgumentException("Unknown target package: " + packageName); 13581 } 13582 return ps.getSuspended(userId); 13583 } 13584 } 13585 13586 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13587 if (isPackageDeviceAdmin(packageName, userId)) { 13588 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13589 + "\": has an active device admin"); 13590 return false; 13591 } 13592 13593 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13594 if (packageName.equals(activeLauncherPackageName)) { 13595 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13596 + "\": contains the active launcher"); 13597 return false; 13598 } 13599 13600 if (packageName.equals(mRequiredInstallerPackage)) { 13601 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13602 + "\": required for package installation"); 13603 return false; 13604 } 13605 13606 if (packageName.equals(mRequiredUninstallerPackage)) { 13607 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13608 + "\": required for package uninstallation"); 13609 return false; 13610 } 13611 13612 if (packageName.equals(mRequiredVerifierPackage)) { 13613 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13614 + "\": required for package verification"); 13615 return false; 13616 } 13617 13618 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13619 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13620 + "\": is the default dialer"); 13621 return false; 13622 } 13623 13624 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13625 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13626 + "\": protected package"); 13627 return false; 13628 } 13629 13630 // Cannot suspend static shared libs as they are considered 13631 // a part of the using app (emulating static linking). Also 13632 // static libs are installed always on internal storage. 13633 PackageParser.Package pkg = mPackages.get(packageName); 13634 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13635 Slog.w(TAG, "Cannot suspend package: " + packageName 13636 + " providing static shared library: " 13637 + pkg.staticSharedLibName); 13638 return false; 13639 } 13640 13641 return true; 13642 } 13643 13644 private String getActiveLauncherPackageName(int userId) { 13645 Intent intent = new Intent(Intent.ACTION_MAIN); 13646 intent.addCategory(Intent.CATEGORY_HOME); 13647 ResolveInfo resolveInfo = resolveIntent( 13648 intent, 13649 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13650 PackageManager.MATCH_DEFAULT_ONLY, 13651 userId); 13652 13653 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13654 } 13655 13656 private String getDefaultDialerPackageName(int userId) { 13657 synchronized (mPackages) { 13658 return mSettings.getDefaultDialerPackageNameLPw(userId); 13659 } 13660 } 13661 13662 @Override 13663 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13664 mContext.enforceCallingOrSelfPermission( 13665 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13666 "Only package verification agents can verify applications"); 13667 13668 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13669 final PackageVerificationResponse response = new PackageVerificationResponse( 13670 verificationCode, Binder.getCallingUid()); 13671 msg.arg1 = id; 13672 msg.obj = response; 13673 mHandler.sendMessage(msg); 13674 } 13675 13676 @Override 13677 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13678 long millisecondsToDelay) { 13679 mContext.enforceCallingOrSelfPermission( 13680 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13681 "Only package verification agents can extend verification timeouts"); 13682 13683 final PackageVerificationState state = mPendingVerification.get(id); 13684 final PackageVerificationResponse response = new PackageVerificationResponse( 13685 verificationCodeAtTimeout, Binder.getCallingUid()); 13686 13687 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13688 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13689 } 13690 if (millisecondsToDelay < 0) { 13691 millisecondsToDelay = 0; 13692 } 13693 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13694 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13695 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13696 } 13697 13698 if ((state != null) && !state.timeoutExtended()) { 13699 state.extendTimeout(); 13700 13701 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13702 msg.arg1 = id; 13703 msg.obj = response; 13704 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13705 } 13706 } 13707 13708 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13709 int verificationCode, UserHandle user) { 13710 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13711 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13712 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13713 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13714 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13715 13716 mContext.sendBroadcastAsUser(intent, user, 13717 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13718 } 13719 13720 private ComponentName matchComponentForVerifier(String packageName, 13721 List<ResolveInfo> receivers) { 13722 ActivityInfo targetReceiver = null; 13723 13724 final int NR = receivers.size(); 13725 for (int i = 0; i < NR; i++) { 13726 final ResolveInfo info = receivers.get(i); 13727 if (info.activityInfo == null) { 13728 continue; 13729 } 13730 13731 if (packageName.equals(info.activityInfo.packageName)) { 13732 targetReceiver = info.activityInfo; 13733 break; 13734 } 13735 } 13736 13737 if (targetReceiver == null) { 13738 return null; 13739 } 13740 13741 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13742 } 13743 13744 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13745 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13746 if (pkgInfo.verifiers.length == 0) { 13747 return null; 13748 } 13749 13750 final int N = pkgInfo.verifiers.length; 13751 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13752 for (int i = 0; i < N; i++) { 13753 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13754 13755 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13756 receivers); 13757 if (comp == null) { 13758 continue; 13759 } 13760 13761 final int verifierUid = getUidForVerifier(verifierInfo); 13762 if (verifierUid == -1) { 13763 continue; 13764 } 13765 13766 if (DEBUG_VERIFY) { 13767 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13768 + " with the correct signature"); 13769 } 13770 sufficientVerifiers.add(comp); 13771 verificationState.addSufficientVerifier(verifierUid); 13772 } 13773 13774 return sufficientVerifiers; 13775 } 13776 13777 private int getUidForVerifier(VerifierInfo verifierInfo) { 13778 synchronized (mPackages) { 13779 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13780 if (pkg == null) { 13781 return -1; 13782 } else if (pkg.mSigningDetails.signatures.length != 1) { 13783 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13784 + " has more than one signature; ignoring"); 13785 return -1; 13786 } 13787 13788 /* 13789 * If the public key of the package's signature does not match 13790 * our expected public key, then this is a different package and 13791 * we should skip. 13792 */ 13793 13794 final byte[] expectedPublicKey; 13795 try { 13796 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 13797 final PublicKey publicKey = verifierSig.getPublicKey(); 13798 expectedPublicKey = publicKey.getEncoded(); 13799 } catch (CertificateException e) { 13800 return -1; 13801 } 13802 13803 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13804 13805 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13806 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13807 + " does not have the expected public key; ignoring"); 13808 return -1; 13809 } 13810 13811 return pkg.applicationInfo.uid; 13812 } 13813 } 13814 13815 @Override 13816 public void finishPackageInstall(int token, boolean didLaunch) { 13817 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13818 13819 if (DEBUG_INSTALL) { 13820 Slog.v(TAG, "BM finishing package install for " + token); 13821 } 13822 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13823 13824 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13825 mHandler.sendMessage(msg); 13826 } 13827 13828 /** 13829 * Get the verification agent timeout. Used for both the APK verifier and the 13830 * intent filter verifier. 13831 * 13832 * @return verification timeout in milliseconds 13833 */ 13834 private long getVerificationTimeout() { 13835 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13836 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13837 DEFAULT_VERIFICATION_TIMEOUT); 13838 } 13839 13840 /** 13841 * Get the default verification agent response code. 13842 * 13843 * @return default verification response code 13844 */ 13845 private int getDefaultVerificationResponse(UserHandle user) { 13846 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 13847 return PackageManager.VERIFICATION_REJECT; 13848 } 13849 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13850 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13851 DEFAULT_VERIFICATION_RESPONSE); 13852 } 13853 13854 /** 13855 * Check whether or not package verification has been enabled. 13856 * 13857 * @return true if verification should be performed 13858 */ 13859 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 13860 if (!DEFAULT_VERIFY_ENABLE) { 13861 return false; 13862 } 13863 13864 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13865 13866 // Check if installing from ADB 13867 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13868 // Do not run verification in a test harness environment 13869 if (ActivityManager.isRunningInTestHarness()) { 13870 return false; 13871 } 13872 if (ensureVerifyAppsEnabled) { 13873 return true; 13874 } 13875 // Check if the developer does not want package verification for ADB installs 13876 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13877 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13878 return false; 13879 } 13880 } else { 13881 // only when not installed from ADB, skip verification for instant apps when 13882 // the installer and verifier are the same. 13883 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13884 if (mInstantAppInstallerActivity != null 13885 && mInstantAppInstallerActivity.packageName.equals( 13886 mRequiredVerifierPackage)) { 13887 try { 13888 mContext.getSystemService(AppOpsManager.class) 13889 .checkPackage(installerUid, mRequiredVerifierPackage); 13890 if (DEBUG_VERIFY) { 13891 Slog.i(TAG, "disable verification for instant app"); 13892 } 13893 return false; 13894 } catch (SecurityException ignore) { } 13895 } 13896 } 13897 } 13898 13899 if (ensureVerifyAppsEnabled) { 13900 return true; 13901 } 13902 13903 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13904 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13905 } 13906 13907 @Override 13908 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13909 throws RemoteException { 13910 mContext.enforceCallingOrSelfPermission( 13911 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13912 "Only intentfilter verification agents can verify applications"); 13913 13914 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13915 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13916 Binder.getCallingUid(), verificationCode, failedDomains); 13917 msg.arg1 = id; 13918 msg.obj = response; 13919 mHandler.sendMessage(msg); 13920 } 13921 13922 @Override 13923 public int getIntentVerificationStatus(String packageName, int userId) { 13924 final int callingUid = Binder.getCallingUid(); 13925 if (UserHandle.getUserId(callingUid) != userId) { 13926 mContext.enforceCallingOrSelfPermission( 13927 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13928 "getIntentVerificationStatus" + userId); 13929 } 13930 if (getInstantAppPackageName(callingUid) != null) { 13931 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 13932 } 13933 synchronized (mPackages) { 13934 final PackageSetting ps = mSettings.mPackages.get(packageName); 13935 if (ps == null 13936 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 13937 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 13938 } 13939 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13940 } 13941 } 13942 13943 @Override 13944 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13945 mContext.enforceCallingOrSelfPermission( 13946 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13947 13948 boolean result = false; 13949 synchronized (mPackages) { 13950 final PackageSetting ps = mSettings.mPackages.get(packageName); 13951 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 13952 return false; 13953 } 13954 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13955 } 13956 if (result) { 13957 scheduleWritePackageRestrictionsLocked(userId); 13958 } 13959 return result; 13960 } 13961 13962 @Override 13963 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13964 String packageName) { 13965 final int callingUid = Binder.getCallingUid(); 13966 if (getInstantAppPackageName(callingUid) != null) { 13967 return ParceledListSlice.emptyList(); 13968 } 13969 synchronized (mPackages) { 13970 final PackageSetting ps = mSettings.mPackages.get(packageName); 13971 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 13972 return ParceledListSlice.emptyList(); 13973 } 13974 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13975 } 13976 } 13977 13978 @Override 13979 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13980 if (TextUtils.isEmpty(packageName)) { 13981 return ParceledListSlice.emptyList(); 13982 } 13983 final int callingUid = Binder.getCallingUid(); 13984 final int callingUserId = UserHandle.getUserId(callingUid); 13985 synchronized (mPackages) { 13986 PackageParser.Package pkg = mPackages.get(packageName); 13987 if (pkg == null || pkg.activities == null) { 13988 return ParceledListSlice.emptyList(); 13989 } 13990 if (pkg.mExtras == null) { 13991 return ParceledListSlice.emptyList(); 13992 } 13993 final PackageSetting ps = (PackageSetting) pkg.mExtras; 13994 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 13995 return ParceledListSlice.emptyList(); 13996 } 13997 final int count = pkg.activities.size(); 13998 ArrayList<IntentFilter> result = new ArrayList<>(); 13999 for (int n=0; n<count; n++) { 14000 PackageParser.Activity activity = pkg.activities.get(n); 14001 if (activity.intents != null && activity.intents.size() > 0) { 14002 result.addAll(activity.intents); 14003 } 14004 } 14005 return new ParceledListSlice<>(result); 14006 } 14007 } 14008 14009 @Override 14010 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14011 mContext.enforceCallingOrSelfPermission( 14012 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14013 if (UserHandle.getCallingUserId() != userId) { 14014 mContext.enforceCallingOrSelfPermission( 14015 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14016 } 14017 14018 synchronized (mPackages) { 14019 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14020 if (packageName != null) { 14021 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14022 packageName, userId); 14023 } 14024 return result; 14025 } 14026 } 14027 14028 @Override 14029 public String getDefaultBrowserPackageName(int userId) { 14030 if (UserHandle.getCallingUserId() != userId) { 14031 mContext.enforceCallingOrSelfPermission( 14032 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14033 } 14034 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14035 return null; 14036 } 14037 synchronized (mPackages) { 14038 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14039 } 14040 } 14041 14042 /** 14043 * Get the "allow unknown sources" setting. 14044 * 14045 * @return the current "allow unknown sources" setting 14046 */ 14047 private int getUnknownSourcesSettings() { 14048 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14049 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14050 -1); 14051 } 14052 14053 @Override 14054 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14055 final int callingUid = Binder.getCallingUid(); 14056 if (getInstantAppPackageName(callingUid) != null) { 14057 return; 14058 } 14059 // writer 14060 synchronized (mPackages) { 14061 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14062 if (targetPackageSetting == null 14063 || filterAppAccessLPr( 14064 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14065 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14066 } 14067 14068 PackageSetting installerPackageSetting; 14069 if (installerPackageName != null) { 14070 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14071 if (installerPackageSetting == null) { 14072 throw new IllegalArgumentException("Unknown installer package: " 14073 + installerPackageName); 14074 } 14075 } else { 14076 installerPackageSetting = null; 14077 } 14078 14079 Signature[] callerSignature; 14080 Object obj = mSettings.getUserIdLPr(callingUid); 14081 if (obj != null) { 14082 if (obj instanceof SharedUserSetting) { 14083 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 14084 } else if (obj instanceof PackageSetting) { 14085 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14086 } else { 14087 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14088 } 14089 } else { 14090 throw new SecurityException("Unknown calling UID: " + callingUid); 14091 } 14092 14093 // Verify: can't set installerPackageName to a package that is 14094 // not signed with the same cert as the caller. 14095 if (installerPackageSetting != null) { 14096 if (compareSignatures(callerSignature, 14097 installerPackageSetting.signatures.mSignatures) 14098 != PackageManager.SIGNATURE_MATCH) { 14099 throw new SecurityException( 14100 "Caller does not have same cert as new installer package " 14101 + installerPackageName); 14102 } 14103 } 14104 14105 // Verify: if target already has an installer package, it must 14106 // be signed with the same cert as the caller. 14107 if (targetPackageSetting.installerPackageName != null) { 14108 PackageSetting setting = mSettings.mPackages.get( 14109 targetPackageSetting.installerPackageName); 14110 // If the currently set package isn't valid, then it's always 14111 // okay to change it. 14112 if (setting != null) { 14113 if (compareSignatures(callerSignature, 14114 setting.signatures.mSignatures) 14115 != PackageManager.SIGNATURE_MATCH) { 14116 throw new SecurityException( 14117 "Caller does not have same cert as old installer package " 14118 + targetPackageSetting.installerPackageName); 14119 } 14120 } 14121 } 14122 14123 // Okay! 14124 targetPackageSetting.installerPackageName = installerPackageName; 14125 if (installerPackageName != null) { 14126 mSettings.mInstallerPackages.add(installerPackageName); 14127 } 14128 scheduleWriteSettingsLocked(); 14129 } 14130 } 14131 14132 @Override 14133 public void setApplicationCategoryHint(String packageName, int categoryHint, 14134 String callerPackageName) { 14135 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14136 throw new SecurityException("Instant applications don't have access to this method"); 14137 } 14138 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14139 callerPackageName); 14140 synchronized (mPackages) { 14141 PackageSetting ps = mSettings.mPackages.get(packageName); 14142 if (ps == null) { 14143 throw new IllegalArgumentException("Unknown target package " + packageName); 14144 } 14145 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14146 throw new IllegalArgumentException("Unknown target package " + packageName); 14147 } 14148 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14149 throw new IllegalArgumentException("Calling package " + callerPackageName 14150 + " is not installer for " + packageName); 14151 } 14152 14153 if (ps.categoryHint != categoryHint) { 14154 ps.categoryHint = categoryHint; 14155 scheduleWriteSettingsLocked(); 14156 } 14157 } 14158 } 14159 14160 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14161 // Queue up an async operation since the package installation may take a little while. 14162 mHandler.post(new Runnable() { 14163 public void run() { 14164 mHandler.removeCallbacks(this); 14165 // Result object to be returned 14166 PackageInstalledInfo res = new PackageInstalledInfo(); 14167 res.setReturnCode(currentStatus); 14168 res.uid = -1; 14169 res.pkg = null; 14170 res.removedInfo = null; 14171 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14172 args.doPreInstall(res.returnCode); 14173 synchronized (mInstallLock) { 14174 installPackageTracedLI(args, res); 14175 } 14176 args.doPostInstall(res.returnCode, res.uid); 14177 } 14178 14179 // A restore should be performed at this point if (a) the install 14180 // succeeded, (b) the operation is not an update, and (c) the new 14181 // package has not opted out of backup participation. 14182 final boolean update = res.removedInfo != null 14183 && res.removedInfo.removedPackage != null; 14184 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14185 boolean doRestore = !update 14186 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14187 14188 // Set up the post-install work request bookkeeping. This will be used 14189 // and cleaned up by the post-install event handling regardless of whether 14190 // there's a restore pass performed. Token values are >= 1. 14191 int token; 14192 if (mNextInstallToken < 0) mNextInstallToken = 1; 14193 token = mNextInstallToken++; 14194 14195 PostInstallData data = new PostInstallData(args, res); 14196 mRunningInstalls.put(token, data); 14197 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14198 14199 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14200 // Pass responsibility to the Backup Manager. It will perform a 14201 // restore if appropriate, then pass responsibility back to the 14202 // Package Manager to run the post-install observer callbacks 14203 // and broadcasts. 14204 IBackupManager bm = IBackupManager.Stub.asInterface( 14205 ServiceManager.getService(Context.BACKUP_SERVICE)); 14206 if (bm != null) { 14207 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14208 + " to BM for possible restore"); 14209 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14210 try { 14211 // TODO: http://b/22388012 14212 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14213 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14214 } else { 14215 doRestore = false; 14216 } 14217 } catch (RemoteException e) { 14218 // can't happen; the backup manager is local 14219 } catch (Exception e) { 14220 Slog.e(TAG, "Exception trying to enqueue restore", e); 14221 doRestore = false; 14222 } 14223 } else { 14224 Slog.e(TAG, "Backup Manager not found!"); 14225 doRestore = false; 14226 } 14227 } 14228 14229 if (!doRestore) { 14230 // No restore possible, or the Backup Manager was mysteriously not 14231 // available -- just fire the post-install work request directly. 14232 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14233 14234 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14235 14236 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14237 mHandler.sendMessage(msg); 14238 } 14239 } 14240 }); 14241 } 14242 14243 /** 14244 * Callback from PackageSettings whenever an app is first transitioned out of the 14245 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14246 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14247 * here whether the app is the target of an ongoing install, and only send the 14248 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14249 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14250 * handling. 14251 */ 14252 void notifyFirstLaunch(final String packageName, final String installerPackage, 14253 final int userId) { 14254 // Serialize this with the rest of the install-process message chain. In the 14255 // restore-at-install case, this Runnable will necessarily run before the 14256 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14257 // are coherent. In the non-restore case, the app has already completed install 14258 // and been launched through some other means, so it is not in a problematic 14259 // state for observers to see the FIRST_LAUNCH signal. 14260 mHandler.post(new Runnable() { 14261 @Override 14262 public void run() { 14263 for (int i = 0; i < mRunningInstalls.size(); i++) { 14264 final PostInstallData data = mRunningInstalls.valueAt(i); 14265 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14266 continue; 14267 } 14268 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14269 // right package; but is it for the right user? 14270 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14271 if (userId == data.res.newUsers[uIndex]) { 14272 if (DEBUG_BACKUP) { 14273 Slog.i(TAG, "Package " + packageName 14274 + " being restored so deferring FIRST_LAUNCH"); 14275 } 14276 return; 14277 } 14278 } 14279 } 14280 } 14281 // didn't find it, so not being restored 14282 if (DEBUG_BACKUP) { 14283 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14284 } 14285 final boolean isInstantApp = isInstantApp(packageName, userId); 14286 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14287 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14288 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14289 } 14290 }); 14291 } 14292 14293 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14294 int[] userIds, int[] instantUserIds) { 14295 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14296 installerPkg, null, userIds, instantUserIds); 14297 } 14298 14299 private abstract class HandlerParams { 14300 private static final int MAX_RETRIES = 4; 14301 14302 /** 14303 * Number of times startCopy() has been attempted and had a non-fatal 14304 * error. 14305 */ 14306 private int mRetries = 0; 14307 14308 /** User handle for the user requesting the information or installation. */ 14309 private final UserHandle mUser; 14310 String traceMethod; 14311 int traceCookie; 14312 14313 HandlerParams(UserHandle user) { 14314 mUser = user; 14315 } 14316 14317 UserHandle getUser() { 14318 return mUser; 14319 } 14320 14321 HandlerParams setTraceMethod(String traceMethod) { 14322 this.traceMethod = traceMethod; 14323 return this; 14324 } 14325 14326 HandlerParams setTraceCookie(int traceCookie) { 14327 this.traceCookie = traceCookie; 14328 return this; 14329 } 14330 14331 final boolean startCopy() { 14332 boolean res; 14333 try { 14334 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14335 14336 if (++mRetries > MAX_RETRIES) { 14337 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14338 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14339 handleServiceError(); 14340 return false; 14341 } else { 14342 handleStartCopy(); 14343 res = true; 14344 } 14345 } catch (RemoteException e) { 14346 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14347 mHandler.sendEmptyMessage(MCS_RECONNECT); 14348 res = false; 14349 } 14350 handleReturnCode(); 14351 return res; 14352 } 14353 14354 final void serviceError() { 14355 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14356 handleServiceError(); 14357 handleReturnCode(); 14358 } 14359 14360 abstract void handleStartCopy() throws RemoteException; 14361 abstract void handleServiceError(); 14362 abstract void handleReturnCode(); 14363 } 14364 14365 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14366 for (File path : paths) { 14367 try { 14368 mcs.clearDirectory(path.getAbsolutePath()); 14369 } catch (RemoteException e) { 14370 } 14371 } 14372 } 14373 14374 static class OriginInfo { 14375 /** 14376 * Location where install is coming from, before it has been 14377 * copied/renamed into place. This could be a single monolithic APK 14378 * file, or a cluster directory. This location may be untrusted. 14379 */ 14380 final File file; 14381 14382 /** 14383 * Flag indicating that {@link #file} or {@link #cid} has already been 14384 * staged, meaning downstream users don't need to defensively copy the 14385 * contents. 14386 */ 14387 final boolean staged; 14388 14389 /** 14390 * Flag indicating that {@link #file} or {@link #cid} is an already 14391 * installed app that is being moved. 14392 */ 14393 final boolean existing; 14394 14395 final String resolvedPath; 14396 final File resolvedFile; 14397 14398 static OriginInfo fromNothing() { 14399 return new OriginInfo(null, false, false); 14400 } 14401 14402 static OriginInfo fromUntrustedFile(File file) { 14403 return new OriginInfo(file, false, false); 14404 } 14405 14406 static OriginInfo fromExistingFile(File file) { 14407 return new OriginInfo(file, false, true); 14408 } 14409 14410 static OriginInfo fromStagedFile(File file) { 14411 return new OriginInfo(file, true, false); 14412 } 14413 14414 private OriginInfo(File file, boolean staged, boolean existing) { 14415 this.file = file; 14416 this.staged = staged; 14417 this.existing = existing; 14418 14419 if (file != null) { 14420 resolvedPath = file.getAbsolutePath(); 14421 resolvedFile = file; 14422 } else { 14423 resolvedPath = null; 14424 resolvedFile = null; 14425 } 14426 } 14427 } 14428 14429 static class MoveInfo { 14430 final int moveId; 14431 final String fromUuid; 14432 final String toUuid; 14433 final String packageName; 14434 final String dataAppName; 14435 final int appId; 14436 final String seinfo; 14437 final int targetSdkVersion; 14438 14439 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14440 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14441 this.moveId = moveId; 14442 this.fromUuid = fromUuid; 14443 this.toUuid = toUuid; 14444 this.packageName = packageName; 14445 this.dataAppName = dataAppName; 14446 this.appId = appId; 14447 this.seinfo = seinfo; 14448 this.targetSdkVersion = targetSdkVersion; 14449 } 14450 } 14451 14452 static class VerificationInfo { 14453 /** A constant used to indicate that a uid value is not present. */ 14454 public static final int NO_UID = -1; 14455 14456 /** URI referencing where the package was downloaded from. */ 14457 final Uri originatingUri; 14458 14459 /** HTTP referrer URI associated with the originatingURI. */ 14460 final Uri referrer; 14461 14462 /** UID of the application that the install request originated from. */ 14463 final int originatingUid; 14464 14465 /** UID of application requesting the install */ 14466 final int installerUid; 14467 14468 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14469 this.originatingUri = originatingUri; 14470 this.referrer = referrer; 14471 this.originatingUid = originatingUid; 14472 this.installerUid = installerUid; 14473 } 14474 } 14475 14476 class InstallParams extends HandlerParams { 14477 final OriginInfo origin; 14478 final MoveInfo move; 14479 final IPackageInstallObserver2 observer; 14480 int installFlags; 14481 final String installerPackageName; 14482 final String volumeUuid; 14483 private InstallArgs mArgs; 14484 private int mRet; 14485 final String packageAbiOverride; 14486 final String[] grantedRuntimePermissions; 14487 final VerificationInfo verificationInfo; 14488 final PackageParser.SigningDetails signingDetails; 14489 final int installReason; 14490 14491 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14492 int installFlags, String installerPackageName, String volumeUuid, 14493 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14494 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14495 super(user); 14496 this.origin = origin; 14497 this.move = move; 14498 this.observer = observer; 14499 this.installFlags = installFlags; 14500 this.installerPackageName = installerPackageName; 14501 this.volumeUuid = volumeUuid; 14502 this.verificationInfo = verificationInfo; 14503 this.packageAbiOverride = packageAbiOverride; 14504 this.grantedRuntimePermissions = grantedPermissions; 14505 this.signingDetails = signingDetails; 14506 this.installReason = installReason; 14507 } 14508 14509 @Override 14510 public String toString() { 14511 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14512 + " file=" + origin.file + "}"; 14513 } 14514 14515 private int installLocationPolicy(PackageInfoLite pkgLite) { 14516 String packageName = pkgLite.packageName; 14517 int installLocation = pkgLite.installLocation; 14518 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14519 // reader 14520 synchronized (mPackages) { 14521 // Currently installed package which the new package is attempting to replace or 14522 // null if no such package is installed. 14523 PackageParser.Package installedPkg = mPackages.get(packageName); 14524 // Package which currently owns the data which the new package will own if installed. 14525 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14526 // will be null whereas dataOwnerPkg will contain information about the package 14527 // which was uninstalled while keeping its data. 14528 PackageParser.Package dataOwnerPkg = installedPkg; 14529 if (dataOwnerPkg == null) { 14530 PackageSetting ps = mSettings.mPackages.get(packageName); 14531 if (ps != null) { 14532 dataOwnerPkg = ps.pkg; 14533 } 14534 } 14535 14536 if (dataOwnerPkg != null) { 14537 // If installed, the package will get access to data left on the device by its 14538 // predecessor. As a security measure, this is permited only if this is not a 14539 // version downgrade or if the predecessor package is marked as debuggable and 14540 // a downgrade is explicitly requested. 14541 // 14542 // On debuggable platform builds, downgrades are permitted even for 14543 // non-debuggable packages to make testing easier. Debuggable platform builds do 14544 // not offer security guarantees and thus it's OK to disable some security 14545 // mechanisms to make debugging/testing easier on those builds. However, even on 14546 // debuggable builds downgrades of packages are permitted only if requested via 14547 // installFlags. This is because we aim to keep the behavior of debuggable 14548 // platform builds as close as possible to the behavior of non-debuggable 14549 // platform builds. 14550 final boolean downgradeRequested = 14551 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14552 final boolean packageDebuggable = 14553 (dataOwnerPkg.applicationInfo.flags 14554 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14555 final boolean downgradePermitted = 14556 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14557 if (!downgradePermitted) { 14558 try { 14559 checkDowngrade(dataOwnerPkg, pkgLite); 14560 } catch (PackageManagerException e) { 14561 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14562 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14563 } 14564 } 14565 } 14566 14567 if (installedPkg != null) { 14568 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14569 // Check for updated system application. 14570 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14571 if (onSd) { 14572 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14573 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14574 } 14575 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14576 } else { 14577 if (onSd) { 14578 // Install flag overrides everything. 14579 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14580 } 14581 // If current upgrade specifies particular preference 14582 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14583 // Application explicitly specified internal. 14584 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14585 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14586 // App explictly prefers external. Let policy decide 14587 } else { 14588 // Prefer previous location 14589 if (isExternal(installedPkg)) { 14590 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14591 } 14592 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14593 } 14594 } 14595 } else { 14596 // Invalid install. Return error code 14597 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14598 } 14599 } 14600 } 14601 // All the special cases have been taken care of. 14602 // Return result based on recommended install location. 14603 if (onSd) { 14604 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14605 } 14606 return pkgLite.recommendedInstallLocation; 14607 } 14608 14609 /* 14610 * Invoke remote method to get package information and install 14611 * location values. Override install location based on default 14612 * policy if needed and then create install arguments based 14613 * on the install location. 14614 */ 14615 public void handleStartCopy() throws RemoteException { 14616 int ret = PackageManager.INSTALL_SUCCEEDED; 14617 14618 // If we're already staged, we've firmly committed to an install location 14619 if (origin.staged) { 14620 if (origin.file != null) { 14621 installFlags |= PackageManager.INSTALL_INTERNAL; 14622 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14623 } else { 14624 throw new IllegalStateException("Invalid stage location"); 14625 } 14626 } 14627 14628 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14629 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14630 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14631 PackageInfoLite pkgLite = null; 14632 14633 if (onInt && onSd) { 14634 // Check if both bits are set. 14635 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14636 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14637 } else if (onSd && ephemeral) { 14638 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14639 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14640 } else { 14641 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14642 packageAbiOverride); 14643 14644 if (DEBUG_EPHEMERAL && ephemeral) { 14645 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14646 } 14647 14648 /* 14649 * If we have too little free space, try to free cache 14650 * before giving up. 14651 */ 14652 if (!origin.staged && pkgLite.recommendedInstallLocation 14653 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14654 // TODO: focus freeing disk space on the target device 14655 final StorageManager storage = StorageManager.from(mContext); 14656 final long lowThreshold = storage.getStorageLowBytes( 14657 Environment.getDataDirectory()); 14658 14659 final long sizeBytes = mContainerService.calculateInstalledSize( 14660 origin.resolvedPath, packageAbiOverride); 14661 14662 try { 14663 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 14664 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14665 installFlags, packageAbiOverride); 14666 } catch (InstallerException e) { 14667 Slog.w(TAG, "Failed to free cache", e); 14668 } 14669 14670 /* 14671 * The cache free must have deleted the file we 14672 * downloaded to install. 14673 * 14674 * TODO: fix the "freeCache" call to not delete 14675 * the file we care about. 14676 */ 14677 if (pkgLite.recommendedInstallLocation 14678 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14679 pkgLite.recommendedInstallLocation 14680 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14681 } 14682 } 14683 } 14684 14685 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14686 int loc = pkgLite.recommendedInstallLocation; 14687 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14688 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14689 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14690 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14691 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14692 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14693 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14694 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14695 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14696 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14697 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14698 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14699 } else { 14700 // Override with defaults if needed. 14701 loc = installLocationPolicy(pkgLite); 14702 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14703 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14704 } else if (!onSd && !onInt) { 14705 // Override install location with flags 14706 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14707 // Set the flag to install on external media. 14708 installFlags |= PackageManager.INSTALL_EXTERNAL; 14709 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14710 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14711 if (DEBUG_EPHEMERAL) { 14712 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14713 } 14714 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14715 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14716 |PackageManager.INSTALL_INTERNAL); 14717 } else { 14718 // Make sure the flag for installing on external 14719 // media is unset 14720 installFlags |= PackageManager.INSTALL_INTERNAL; 14721 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14722 } 14723 } 14724 } 14725 } 14726 14727 final InstallArgs args = createInstallArgs(this); 14728 mArgs = args; 14729 14730 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14731 // TODO: http://b/22976637 14732 // Apps installed for "all" users use the device owner to verify the app 14733 UserHandle verifierUser = getUser(); 14734 if (verifierUser == UserHandle.ALL) { 14735 verifierUser = UserHandle.SYSTEM; 14736 } 14737 14738 /* 14739 * Determine if we have any installed package verifiers. If we 14740 * do, then we'll defer to them to verify the packages. 14741 */ 14742 final int requiredUid = mRequiredVerifierPackage == null ? -1 14743 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14744 verifierUser.getIdentifier()); 14745 final int installerUid = 14746 verificationInfo == null ? -1 : verificationInfo.installerUid; 14747 if (!origin.existing && requiredUid != -1 14748 && isVerificationEnabled( 14749 verifierUser.getIdentifier(), installFlags, installerUid)) { 14750 final Intent verification = new Intent( 14751 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14752 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14753 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14754 PACKAGE_MIME_TYPE); 14755 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14756 14757 // Query all live verifiers based on current user state 14758 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14759 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 14760 false /*allowDynamicSplits*/); 14761 14762 if (DEBUG_VERIFY) { 14763 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14764 + verification.toString() + " with " + pkgLite.verifiers.length 14765 + " optional verifiers"); 14766 } 14767 14768 final int verificationId = mPendingVerificationToken++; 14769 14770 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14771 14772 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14773 installerPackageName); 14774 14775 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14776 installFlags); 14777 14778 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14779 pkgLite.packageName); 14780 14781 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14782 pkgLite.versionCode); 14783 14784 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 14785 pkgLite.getLongVersionCode()); 14786 14787 if (verificationInfo != null) { 14788 if (verificationInfo.originatingUri != null) { 14789 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14790 verificationInfo.originatingUri); 14791 } 14792 if (verificationInfo.referrer != null) { 14793 verification.putExtra(Intent.EXTRA_REFERRER, 14794 verificationInfo.referrer); 14795 } 14796 if (verificationInfo.originatingUid >= 0) { 14797 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14798 verificationInfo.originatingUid); 14799 } 14800 if (verificationInfo.installerUid >= 0) { 14801 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14802 verificationInfo.installerUid); 14803 } 14804 } 14805 14806 final PackageVerificationState verificationState = new PackageVerificationState( 14807 requiredUid, args); 14808 14809 mPendingVerification.append(verificationId, verificationState); 14810 14811 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14812 receivers, verificationState); 14813 14814 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14815 final long idleDuration = getVerificationTimeout(); 14816 14817 /* 14818 * If any sufficient verifiers were listed in the package 14819 * manifest, attempt to ask them. 14820 */ 14821 if (sufficientVerifiers != null) { 14822 final int N = sufficientVerifiers.size(); 14823 if (N == 0) { 14824 Slog.i(TAG, "Additional verifiers required, but none installed."); 14825 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14826 } else { 14827 for (int i = 0; i < N; i++) { 14828 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14829 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14830 verifierComponent.getPackageName(), idleDuration, 14831 verifierUser.getIdentifier(), false, "package verifier"); 14832 14833 final Intent sufficientIntent = new Intent(verification); 14834 sufficientIntent.setComponent(verifierComponent); 14835 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14836 } 14837 } 14838 } 14839 14840 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14841 mRequiredVerifierPackage, receivers); 14842 if (ret == PackageManager.INSTALL_SUCCEEDED 14843 && mRequiredVerifierPackage != null) { 14844 Trace.asyncTraceBegin( 14845 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14846 /* 14847 * Send the intent to the required verification agent, 14848 * but only start the verification timeout after the 14849 * target BroadcastReceivers have run. 14850 */ 14851 verification.setComponent(requiredVerifierComponent); 14852 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14853 mRequiredVerifierPackage, idleDuration, 14854 verifierUser.getIdentifier(), false, "package verifier"); 14855 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14856 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14857 new BroadcastReceiver() { 14858 @Override 14859 public void onReceive(Context context, Intent intent) { 14860 final Message msg = mHandler 14861 .obtainMessage(CHECK_PENDING_VERIFICATION); 14862 msg.arg1 = verificationId; 14863 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14864 } 14865 }, null, 0, null, null); 14866 14867 /* 14868 * We don't want the copy to proceed until verification 14869 * succeeds, so null out this field. 14870 */ 14871 mArgs = null; 14872 } 14873 } else { 14874 /* 14875 * No package verification is enabled, so immediately start 14876 * the remote call to initiate copy using temporary file. 14877 */ 14878 ret = args.copyApk(mContainerService, true); 14879 } 14880 } 14881 14882 mRet = ret; 14883 } 14884 14885 @Override 14886 void handleReturnCode() { 14887 // If mArgs is null, then MCS couldn't be reached. When it 14888 // reconnects, it will try again to install. At that point, this 14889 // will succeed. 14890 if (mArgs != null) { 14891 processPendingInstall(mArgs, mRet); 14892 } 14893 } 14894 14895 @Override 14896 void handleServiceError() { 14897 mArgs = createInstallArgs(this); 14898 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14899 } 14900 } 14901 14902 private InstallArgs createInstallArgs(InstallParams params) { 14903 if (params.move != null) { 14904 return new MoveInstallArgs(params); 14905 } else { 14906 return new FileInstallArgs(params); 14907 } 14908 } 14909 14910 /** 14911 * Create args that describe an existing installed package. Typically used 14912 * when cleaning up old installs, or used as a move source. 14913 */ 14914 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14915 String resourcePath, String[] instructionSets) { 14916 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14917 } 14918 14919 static abstract class InstallArgs { 14920 /** @see InstallParams#origin */ 14921 final OriginInfo origin; 14922 /** @see InstallParams#move */ 14923 final MoveInfo move; 14924 14925 final IPackageInstallObserver2 observer; 14926 // Always refers to PackageManager flags only 14927 final int installFlags; 14928 final String installerPackageName; 14929 final String volumeUuid; 14930 final UserHandle user; 14931 final String abiOverride; 14932 final String[] installGrantPermissions; 14933 /** If non-null, drop an async trace when the install completes */ 14934 final String traceMethod; 14935 final int traceCookie; 14936 final PackageParser.SigningDetails signingDetails; 14937 final int installReason; 14938 14939 // The list of instruction sets supported by this app. This is currently 14940 // only used during the rmdex() phase to clean up resources. We can get rid of this 14941 // if we move dex files under the common app path. 14942 /* nullable */ String[] instructionSets; 14943 14944 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14945 int installFlags, String installerPackageName, String volumeUuid, 14946 UserHandle user, String[] instructionSets, 14947 String abiOverride, String[] installGrantPermissions, 14948 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 14949 int installReason) { 14950 this.origin = origin; 14951 this.move = move; 14952 this.installFlags = installFlags; 14953 this.observer = observer; 14954 this.installerPackageName = installerPackageName; 14955 this.volumeUuid = volumeUuid; 14956 this.user = user; 14957 this.instructionSets = instructionSets; 14958 this.abiOverride = abiOverride; 14959 this.installGrantPermissions = installGrantPermissions; 14960 this.traceMethod = traceMethod; 14961 this.traceCookie = traceCookie; 14962 this.signingDetails = signingDetails; 14963 this.installReason = installReason; 14964 } 14965 14966 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14967 abstract int doPreInstall(int status); 14968 14969 /** 14970 * Rename package into final resting place. All paths on the given 14971 * scanned package should be updated to reflect the rename. 14972 */ 14973 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14974 abstract int doPostInstall(int status, int uid); 14975 14976 /** @see PackageSettingBase#codePathString */ 14977 abstract String getCodePath(); 14978 /** @see PackageSettingBase#resourcePathString */ 14979 abstract String getResourcePath(); 14980 14981 // Need installer lock especially for dex file removal. 14982 abstract void cleanUpResourcesLI(); 14983 abstract boolean doPostDeleteLI(boolean delete); 14984 14985 /** 14986 * Called before the source arguments are copied. This is used mostly 14987 * for MoveParams when it needs to read the source file to put it in the 14988 * destination. 14989 */ 14990 int doPreCopy() { 14991 return PackageManager.INSTALL_SUCCEEDED; 14992 } 14993 14994 /** 14995 * Called after the source arguments are copied. This is used mostly for 14996 * MoveParams when it needs to read the source file to put it in the 14997 * destination. 14998 */ 14999 int doPostCopy(int uid) { 15000 return PackageManager.INSTALL_SUCCEEDED; 15001 } 15002 15003 protected boolean isFwdLocked() { 15004 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15005 } 15006 15007 protected boolean isExternalAsec() { 15008 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15009 } 15010 15011 protected boolean isEphemeral() { 15012 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15013 } 15014 15015 UserHandle getUser() { 15016 return user; 15017 } 15018 } 15019 15020 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15021 if (!allCodePaths.isEmpty()) { 15022 if (instructionSets == null) { 15023 throw new IllegalStateException("instructionSet == null"); 15024 } 15025 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15026 for (String codePath : allCodePaths) { 15027 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15028 try { 15029 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15030 } catch (InstallerException ignored) { 15031 } 15032 } 15033 } 15034 } 15035 } 15036 15037 /** 15038 * Logic to handle installation of non-ASEC applications, including copying 15039 * and renaming logic. 15040 */ 15041 class FileInstallArgs extends InstallArgs { 15042 private File codeFile; 15043 private File resourceFile; 15044 15045 // Example topology: 15046 // /data/app/com.example/base.apk 15047 // /data/app/com.example/split_foo.apk 15048 // /data/app/com.example/lib/arm/libfoo.so 15049 // /data/app/com.example/lib/arm64/libfoo.so 15050 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15051 15052 /** New install */ 15053 FileInstallArgs(InstallParams params) { 15054 super(params.origin, params.move, params.observer, params.installFlags, 15055 params.installerPackageName, params.volumeUuid, 15056 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15057 params.grantedRuntimePermissions, 15058 params.traceMethod, params.traceCookie, params.signingDetails, 15059 params.installReason); 15060 if (isFwdLocked()) { 15061 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15062 } 15063 } 15064 15065 /** Existing install */ 15066 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15067 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15068 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15069 PackageManager.INSTALL_REASON_UNKNOWN); 15070 this.codeFile = (codePath != null) ? new File(codePath) : null; 15071 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15072 } 15073 15074 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15075 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15076 try { 15077 return doCopyApk(imcs, temp); 15078 } finally { 15079 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15080 } 15081 } 15082 15083 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15084 if (origin.staged) { 15085 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15086 codeFile = origin.file; 15087 resourceFile = origin.file; 15088 return PackageManager.INSTALL_SUCCEEDED; 15089 } 15090 15091 try { 15092 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15093 final File tempDir = 15094 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15095 codeFile = tempDir; 15096 resourceFile = tempDir; 15097 } catch (IOException e) { 15098 Slog.w(TAG, "Failed to create copy file: " + e); 15099 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15100 } 15101 15102 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15103 @Override 15104 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15105 if (!FileUtils.isValidExtFilename(name)) { 15106 throw new IllegalArgumentException("Invalid filename: " + name); 15107 } 15108 try { 15109 final File file = new File(codeFile, name); 15110 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15111 O_RDWR | O_CREAT, 0644); 15112 Os.chmod(file.getAbsolutePath(), 0644); 15113 return new ParcelFileDescriptor(fd); 15114 } catch (ErrnoException e) { 15115 throw new RemoteException("Failed to open: " + e.getMessage()); 15116 } 15117 } 15118 }; 15119 15120 int ret = PackageManager.INSTALL_SUCCEEDED; 15121 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15122 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15123 Slog.e(TAG, "Failed to copy package"); 15124 return ret; 15125 } 15126 15127 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15128 NativeLibraryHelper.Handle handle = null; 15129 try { 15130 handle = NativeLibraryHelper.Handle.create(codeFile); 15131 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15132 abiOverride); 15133 } catch (IOException e) { 15134 Slog.e(TAG, "Copying native libraries failed", e); 15135 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15136 } finally { 15137 IoUtils.closeQuietly(handle); 15138 } 15139 15140 return ret; 15141 } 15142 15143 int doPreInstall(int status) { 15144 if (status != PackageManager.INSTALL_SUCCEEDED) { 15145 cleanUp(); 15146 } 15147 return status; 15148 } 15149 15150 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15151 if (status != PackageManager.INSTALL_SUCCEEDED) { 15152 cleanUp(); 15153 return false; 15154 } 15155 15156 final File targetDir = codeFile.getParentFile(); 15157 final File beforeCodeFile = codeFile; 15158 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15159 15160 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15161 try { 15162 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15163 } catch (ErrnoException e) { 15164 Slog.w(TAG, "Failed to rename", e); 15165 return false; 15166 } 15167 15168 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15169 Slog.w(TAG, "Failed to restorecon"); 15170 return false; 15171 } 15172 15173 // Reflect the rename internally 15174 codeFile = afterCodeFile; 15175 resourceFile = afterCodeFile; 15176 15177 // Reflect the rename in scanned details 15178 try { 15179 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15180 } catch (IOException e) { 15181 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15182 return false; 15183 } 15184 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15185 afterCodeFile, pkg.baseCodePath)); 15186 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15187 afterCodeFile, pkg.splitCodePaths)); 15188 15189 // Reflect the rename in app info 15190 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15191 pkg.setApplicationInfoCodePath(pkg.codePath); 15192 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15193 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15194 pkg.setApplicationInfoResourcePath(pkg.codePath); 15195 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15196 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15197 15198 return true; 15199 } 15200 15201 int doPostInstall(int status, int uid) { 15202 if (status != PackageManager.INSTALL_SUCCEEDED) { 15203 cleanUp(); 15204 } 15205 return status; 15206 } 15207 15208 @Override 15209 String getCodePath() { 15210 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15211 } 15212 15213 @Override 15214 String getResourcePath() { 15215 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15216 } 15217 15218 private boolean cleanUp() { 15219 if (codeFile == null || !codeFile.exists()) { 15220 return false; 15221 } 15222 15223 removeCodePathLI(codeFile); 15224 15225 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15226 resourceFile.delete(); 15227 } 15228 15229 return true; 15230 } 15231 15232 void cleanUpResourcesLI() { 15233 // Try enumerating all code paths before deleting 15234 List<String> allCodePaths = Collections.EMPTY_LIST; 15235 if (codeFile != null && codeFile.exists()) { 15236 try { 15237 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15238 allCodePaths = pkg.getAllCodePaths(); 15239 } catch (PackageParserException e) { 15240 // Ignored; we tried our best 15241 } 15242 } 15243 15244 cleanUp(); 15245 removeDexFiles(allCodePaths, instructionSets); 15246 } 15247 15248 boolean doPostDeleteLI(boolean delete) { 15249 // XXX err, shouldn't we respect the delete flag? 15250 cleanUpResourcesLI(); 15251 return true; 15252 } 15253 } 15254 15255 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15256 PackageManagerException { 15257 if (copyRet < 0) { 15258 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15259 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15260 throw new PackageManagerException(copyRet, message); 15261 } 15262 } 15263 } 15264 15265 /** 15266 * Extract the StorageManagerService "container ID" from the full code path of an 15267 * .apk. 15268 */ 15269 static String cidFromCodePath(String fullCodePath) { 15270 int eidx = fullCodePath.lastIndexOf("/"); 15271 String subStr1 = fullCodePath.substring(0, eidx); 15272 int sidx = subStr1.lastIndexOf("/"); 15273 return subStr1.substring(sidx+1, eidx); 15274 } 15275 15276 /** 15277 * Logic to handle movement of existing installed applications. 15278 */ 15279 class MoveInstallArgs extends InstallArgs { 15280 private File codeFile; 15281 private File resourceFile; 15282 15283 /** New install */ 15284 MoveInstallArgs(InstallParams params) { 15285 super(params.origin, params.move, params.observer, params.installFlags, 15286 params.installerPackageName, params.volumeUuid, 15287 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15288 params.grantedRuntimePermissions, 15289 params.traceMethod, params.traceCookie, params.signingDetails, 15290 params.installReason); 15291 } 15292 15293 int copyApk(IMediaContainerService imcs, boolean temp) { 15294 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15295 + move.fromUuid + " to " + move.toUuid); 15296 synchronized (mInstaller) { 15297 try { 15298 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15299 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15300 } catch (InstallerException e) { 15301 Slog.w(TAG, "Failed to move app", e); 15302 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15303 } 15304 } 15305 15306 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15307 resourceFile = codeFile; 15308 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15309 15310 return PackageManager.INSTALL_SUCCEEDED; 15311 } 15312 15313 int doPreInstall(int status) { 15314 if (status != PackageManager.INSTALL_SUCCEEDED) { 15315 cleanUp(move.toUuid); 15316 } 15317 return status; 15318 } 15319 15320 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15321 if (status != PackageManager.INSTALL_SUCCEEDED) { 15322 cleanUp(move.toUuid); 15323 return false; 15324 } 15325 15326 // Reflect the move in app info 15327 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15328 pkg.setApplicationInfoCodePath(pkg.codePath); 15329 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15330 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15331 pkg.setApplicationInfoResourcePath(pkg.codePath); 15332 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15333 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15334 15335 return true; 15336 } 15337 15338 int doPostInstall(int status, int uid) { 15339 if (status == PackageManager.INSTALL_SUCCEEDED) { 15340 cleanUp(move.fromUuid); 15341 } else { 15342 cleanUp(move.toUuid); 15343 } 15344 return status; 15345 } 15346 15347 @Override 15348 String getCodePath() { 15349 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15350 } 15351 15352 @Override 15353 String getResourcePath() { 15354 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15355 } 15356 15357 private boolean cleanUp(String volumeUuid) { 15358 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15359 move.dataAppName); 15360 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15361 final int[] userIds = sUserManager.getUserIds(); 15362 synchronized (mInstallLock) { 15363 // Clean up both app data and code 15364 // All package moves are frozen until finished 15365 for (int userId : userIds) { 15366 try { 15367 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15368 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15369 } catch (InstallerException e) { 15370 Slog.w(TAG, String.valueOf(e)); 15371 } 15372 } 15373 removeCodePathLI(codeFile); 15374 } 15375 return true; 15376 } 15377 15378 void cleanUpResourcesLI() { 15379 throw new UnsupportedOperationException(); 15380 } 15381 15382 boolean doPostDeleteLI(boolean delete) { 15383 throw new UnsupportedOperationException(); 15384 } 15385 } 15386 15387 static String getAsecPackageName(String packageCid) { 15388 int idx = packageCid.lastIndexOf("-"); 15389 if (idx == -1) { 15390 return packageCid; 15391 } 15392 return packageCid.substring(0, idx); 15393 } 15394 15395 // Utility method used to create code paths based on package name and available index. 15396 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15397 String idxStr = ""; 15398 int idx = 1; 15399 // Fall back to default value of idx=1 if prefix is not 15400 // part of oldCodePath 15401 if (oldCodePath != null) { 15402 String subStr = oldCodePath; 15403 // Drop the suffix right away 15404 if (suffix != null && subStr.endsWith(suffix)) { 15405 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15406 } 15407 // If oldCodePath already contains prefix find out the 15408 // ending index to either increment or decrement. 15409 int sidx = subStr.lastIndexOf(prefix); 15410 if (sidx != -1) { 15411 subStr = subStr.substring(sidx + prefix.length()); 15412 if (subStr != null) { 15413 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15414 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15415 } 15416 try { 15417 idx = Integer.parseInt(subStr); 15418 if (idx <= 1) { 15419 idx++; 15420 } else { 15421 idx--; 15422 } 15423 } catch(NumberFormatException e) { 15424 } 15425 } 15426 } 15427 } 15428 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15429 return prefix + idxStr; 15430 } 15431 15432 private File getNextCodePath(File targetDir, String packageName) { 15433 File result; 15434 SecureRandom random = new SecureRandom(); 15435 byte[] bytes = new byte[16]; 15436 do { 15437 random.nextBytes(bytes); 15438 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15439 result = new File(targetDir, packageName + "-" + suffix); 15440 } while (result.exists()); 15441 return result; 15442 } 15443 15444 // Utility method that returns the relative package path with respect 15445 // to the installation directory. Like say for /data/data/com.test-1.apk 15446 // string com.test-1 is returned. 15447 static String deriveCodePathName(String codePath) { 15448 if (codePath == null) { 15449 return null; 15450 } 15451 final File codeFile = new File(codePath); 15452 final String name = codeFile.getName(); 15453 if (codeFile.isDirectory()) { 15454 return name; 15455 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15456 final int lastDot = name.lastIndexOf('.'); 15457 return name.substring(0, lastDot); 15458 } else { 15459 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15460 return null; 15461 } 15462 } 15463 15464 static class PackageInstalledInfo { 15465 String name; 15466 int uid; 15467 // The set of users that originally had this package installed. 15468 int[] origUsers; 15469 // The set of users that now have this package installed. 15470 int[] newUsers; 15471 PackageParser.Package pkg; 15472 int returnCode; 15473 String returnMsg; 15474 String installerPackageName; 15475 PackageRemovedInfo removedInfo; 15476 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15477 15478 public void setError(int code, String msg) { 15479 setReturnCode(code); 15480 setReturnMessage(msg); 15481 Slog.w(TAG, msg); 15482 } 15483 15484 public void setError(String msg, PackageParserException e) { 15485 setReturnCode(e.error); 15486 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15487 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15488 for (int i = 0; i < childCount; i++) { 15489 addedChildPackages.valueAt(i).setError(msg, e); 15490 } 15491 Slog.w(TAG, msg, e); 15492 } 15493 15494 public void setError(String msg, PackageManagerException e) { 15495 returnCode = e.error; 15496 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15497 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15498 for (int i = 0; i < childCount; i++) { 15499 addedChildPackages.valueAt(i).setError(msg, e); 15500 } 15501 Slog.w(TAG, msg, e); 15502 } 15503 15504 public void setReturnCode(int returnCode) { 15505 this.returnCode = returnCode; 15506 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15507 for (int i = 0; i < childCount; i++) { 15508 addedChildPackages.valueAt(i).returnCode = returnCode; 15509 } 15510 } 15511 15512 private void setReturnMessage(String returnMsg) { 15513 this.returnMsg = returnMsg; 15514 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15515 for (int i = 0; i < childCount; i++) { 15516 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15517 } 15518 } 15519 15520 // In some error cases we want to convey more info back to the observer 15521 String origPackage; 15522 String origPermission; 15523 } 15524 15525 /* 15526 * Install a non-existing package. 15527 */ 15528 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15529 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15530 String volumeUuid, PackageInstalledInfo res, int installReason) { 15531 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15532 15533 // Remember this for later, in case we need to rollback this install 15534 String pkgName = pkg.packageName; 15535 15536 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15537 15538 synchronized(mPackages) { 15539 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15540 if (renamedPackage != null) { 15541 // A package with the same name is already installed, though 15542 // it has been renamed to an older name. The package we 15543 // are trying to install should be installed as an update to 15544 // the existing one, but that has not been requested, so bail. 15545 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15546 + " without first uninstalling package running as " 15547 + renamedPackage); 15548 return; 15549 } 15550 if (mPackages.containsKey(pkgName)) { 15551 // Don't allow installation over an existing package with the same name. 15552 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15553 + " without first uninstalling."); 15554 return; 15555 } 15556 } 15557 15558 try { 15559 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 15560 System.currentTimeMillis(), user); 15561 15562 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15563 15564 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15565 prepareAppDataAfterInstallLIF(newPackage); 15566 15567 } else { 15568 // Remove package from internal structures, but keep around any 15569 // data that might have already existed 15570 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15571 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15572 } 15573 } catch (PackageManagerException e) { 15574 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15575 } 15576 15577 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15578 } 15579 15580 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15581 try (DigestInputStream digestStream = 15582 new DigestInputStream(new FileInputStream(file), digest)) { 15583 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15584 } 15585 } 15586 15587 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15588 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15589 PackageInstalledInfo res, int installReason) { 15590 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15591 15592 final PackageParser.Package oldPackage; 15593 final PackageSetting ps; 15594 final String pkgName = pkg.packageName; 15595 final int[] allUsers; 15596 final int[] installedUsers; 15597 15598 synchronized(mPackages) { 15599 oldPackage = mPackages.get(pkgName); 15600 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15601 15602 // don't allow upgrade to target a release SDK from a pre-release SDK 15603 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15604 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15605 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15606 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15607 if (oldTargetsPreRelease 15608 && !newTargetsPreRelease 15609 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15610 Slog.w(TAG, "Can't install package targeting released sdk"); 15611 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15612 return; 15613 } 15614 15615 ps = mSettings.mPackages.get(pkgName); 15616 15617 // verify signatures are valid 15618 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 15619 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 15620 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 15621 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15622 "New package not signed by keys specified by upgrade-keysets: " 15623 + pkgName); 15624 return; 15625 } 15626 } else { 15627 // default to original signature matching 15628 if (compareSignatures(oldPackage.mSigningDetails.signatures, 15629 pkg.mSigningDetails.signatures) 15630 != PackageManager.SIGNATURE_MATCH) { 15631 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15632 "New package has a different signature: " + pkgName); 15633 return; 15634 } 15635 } 15636 15637 // don't allow a system upgrade unless the upgrade hash matches 15638 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 15639 byte[] digestBytes = null; 15640 try { 15641 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15642 updateDigest(digest, new File(pkg.baseCodePath)); 15643 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15644 for (String path : pkg.splitCodePaths) { 15645 updateDigest(digest, new File(path)); 15646 } 15647 } 15648 digestBytes = digest.digest(); 15649 } catch (NoSuchAlgorithmException | IOException e) { 15650 res.setError(INSTALL_FAILED_INVALID_APK, 15651 "Could not compute hash: " + pkgName); 15652 return; 15653 } 15654 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15655 res.setError(INSTALL_FAILED_INVALID_APK, 15656 "New package fails restrict-update check: " + pkgName); 15657 return; 15658 } 15659 // retain upgrade restriction 15660 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15661 } 15662 15663 // Check for shared user id changes 15664 String invalidPackageName = 15665 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15666 if (invalidPackageName != null) { 15667 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15668 "Package " + invalidPackageName + " tried to change user " 15669 + oldPackage.mSharedUserId); 15670 return; 15671 } 15672 15673 // check if the new package supports all of the abis which the old package supports 15674 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 15675 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 15676 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 15677 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15678 "Update to package " + pkgName + " doesn't support multi arch"); 15679 return; 15680 } 15681 15682 // In case of rollback, remember per-user/profile install state 15683 allUsers = sUserManager.getUserIds(); 15684 installedUsers = ps.queryInstalledUsers(allUsers, true); 15685 15686 // don't allow an upgrade from full to ephemeral 15687 if (isInstantApp) { 15688 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15689 for (int currentUser : allUsers) { 15690 if (!ps.getInstantApp(currentUser)) { 15691 // can't downgrade from full to instant 15692 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15693 + " for user: " + currentUser); 15694 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15695 return; 15696 } 15697 } 15698 } else if (!ps.getInstantApp(user.getIdentifier())) { 15699 // can't downgrade from full to instant 15700 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15701 + " for user: " + user.getIdentifier()); 15702 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15703 return; 15704 } 15705 } 15706 } 15707 15708 // Update what is removed 15709 res.removedInfo = new PackageRemovedInfo(this); 15710 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15711 res.removedInfo.removedPackage = oldPackage.packageName; 15712 res.removedInfo.installerPackageName = ps.installerPackageName; 15713 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15714 res.removedInfo.isUpdate = true; 15715 res.removedInfo.origUsers = installedUsers; 15716 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15717 for (int i = 0; i < installedUsers.length; i++) { 15718 final int userId = installedUsers[i]; 15719 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15720 } 15721 15722 final int childCount = (oldPackage.childPackages != null) 15723 ? oldPackage.childPackages.size() : 0; 15724 for (int i = 0; i < childCount; i++) { 15725 boolean childPackageUpdated = false; 15726 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15727 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15728 if (res.addedChildPackages != null) { 15729 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15730 if (childRes != null) { 15731 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15732 childRes.removedInfo.removedPackage = childPkg.packageName; 15733 if (childPs != null) { 15734 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 15735 } 15736 childRes.removedInfo.isUpdate = true; 15737 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15738 childPackageUpdated = true; 15739 } 15740 } 15741 if (!childPackageUpdated) { 15742 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 15743 childRemovedRes.removedPackage = childPkg.packageName; 15744 if (childPs != null) { 15745 childRemovedRes.installerPackageName = childPs.installerPackageName; 15746 } 15747 childRemovedRes.isUpdate = false; 15748 childRemovedRes.dataRemoved = true; 15749 synchronized (mPackages) { 15750 if (childPs != null) { 15751 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15752 } 15753 } 15754 if (res.removedInfo.removedChildPackages == null) { 15755 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15756 } 15757 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15758 } 15759 } 15760 15761 boolean sysPkg = (isSystemApp(oldPackage)); 15762 if (sysPkg) { 15763 // Set the system/privileged/oem/vendor flags as needed 15764 final boolean privileged = 15765 (oldPackage.applicationInfo.privateFlags 15766 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15767 final boolean oem = 15768 (oldPackage.applicationInfo.privateFlags 15769 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 15770 final boolean vendor = 15771 (oldPackage.applicationInfo.privateFlags 15772 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 15773 final @ParseFlags int systemParseFlags = parseFlags; 15774 final @ScanFlags int systemScanFlags = scanFlags 15775 | SCAN_AS_SYSTEM 15776 | (privileged ? SCAN_AS_PRIVILEGED : 0) 15777 | (oem ? SCAN_AS_OEM : 0) 15778 | (vendor ? SCAN_AS_VENDOR : 0); 15779 15780 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 15781 user, allUsers, installerPackageName, res, installReason); 15782 } else { 15783 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 15784 user, allUsers, installerPackageName, res, installReason); 15785 } 15786 } 15787 15788 @Override 15789 public List<String> getPreviousCodePaths(String packageName) { 15790 final int callingUid = Binder.getCallingUid(); 15791 final List<String> result = new ArrayList<>(); 15792 if (getInstantAppPackageName(callingUid) != null) { 15793 return result; 15794 } 15795 final PackageSetting ps = mSettings.mPackages.get(packageName); 15796 if (ps != null 15797 && ps.oldCodePaths != null 15798 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 15799 result.addAll(ps.oldCodePaths); 15800 } 15801 return result; 15802 } 15803 15804 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15805 PackageParser.Package pkg, final @ParseFlags int parseFlags, 15806 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 15807 String installerPackageName, PackageInstalledInfo res, int installReason) { 15808 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15809 + deletedPackage); 15810 15811 String pkgName = deletedPackage.packageName; 15812 boolean deletedPkg = true; 15813 boolean addedPkg = false; 15814 boolean updatedSettings = false; 15815 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15816 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15817 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15818 15819 final long origUpdateTime = (pkg.mExtras != null) 15820 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15821 15822 // First delete the existing package while retaining the data directory 15823 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15824 res.removedInfo, true, pkg)) { 15825 // If the existing package wasn't successfully deleted 15826 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15827 deletedPkg = false; 15828 } else { 15829 // Successfully deleted the old package; proceed with replace. 15830 15831 // If deleted package lived in a container, give users a chance to 15832 // relinquish resources before killing. 15833 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15834 if (DEBUG_INSTALL) { 15835 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15836 } 15837 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15838 final ArrayList<String> pkgList = new ArrayList<String>(1); 15839 pkgList.add(deletedPackage.applicationInfo.packageName); 15840 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15841 } 15842 15843 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15844 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15845 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15846 15847 try { 15848 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 15849 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15850 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15851 installReason); 15852 15853 // Update the in-memory copy of the previous code paths. 15854 PackageSetting ps = mSettings.mPackages.get(pkgName); 15855 if (!killApp) { 15856 if (ps.oldCodePaths == null) { 15857 ps.oldCodePaths = new ArraySet<>(); 15858 } 15859 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15860 if (deletedPackage.splitCodePaths != null) { 15861 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15862 } 15863 } else { 15864 ps.oldCodePaths = null; 15865 } 15866 if (ps.childPackageNames != null) { 15867 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 15868 final String childPkgName = ps.childPackageNames.get(i); 15869 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 15870 childPs.oldCodePaths = ps.oldCodePaths; 15871 } 15872 } 15873 // set instant app status, but, only if it's explicitly specified 15874 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15875 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 15876 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 15877 prepareAppDataAfterInstallLIF(newPackage); 15878 addedPkg = true; 15879 mDexManager.notifyPackageUpdated(newPackage.packageName, 15880 newPackage.baseCodePath, newPackage.splitCodePaths); 15881 } catch (PackageManagerException e) { 15882 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15883 } 15884 } 15885 15886 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15887 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 15888 15889 // Revert all internal state mutations and added folders for the failed install 15890 if (addedPkg) { 15891 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15892 res.removedInfo, true, null); 15893 } 15894 15895 // Restore the old package 15896 if (deletedPkg) { 15897 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 15898 File restoreFile = new File(deletedPackage.codePath); 15899 // Parse old package 15900 boolean oldExternal = isExternal(deletedPackage); 15901 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 15902 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 15903 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 15904 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 15905 try { 15906 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 15907 null); 15908 } catch (PackageManagerException e) { 15909 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 15910 + e.getMessage()); 15911 return; 15912 } 15913 15914 synchronized (mPackages) { 15915 // Ensure the installer package name up to date 15916 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 15917 15918 // Update permissions for restored package 15919 mPermissionManager.updatePermissions( 15920 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 15921 mPermissionCallback); 15922 15923 mSettings.writeLPr(); 15924 } 15925 15926 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 15927 } 15928 } else { 15929 synchronized (mPackages) { 15930 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 15931 if (ps != null) { 15932 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 15933 if (res.removedInfo.removedChildPackages != null) { 15934 final int childCount = res.removedInfo.removedChildPackages.size(); 15935 // Iterate in reverse as we may modify the collection 15936 for (int i = childCount - 1; i >= 0; i--) { 15937 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 15938 if (res.addedChildPackages.containsKey(childPackageName)) { 15939 res.removedInfo.removedChildPackages.removeAt(i); 15940 } else { 15941 PackageRemovedInfo childInfo = res.removedInfo 15942 .removedChildPackages.valueAt(i); 15943 childInfo.removedForAllUsers = mPackages.get( 15944 childInfo.removedPackage) == null; 15945 } 15946 } 15947 } 15948 } 15949 } 15950 } 15951 } 15952 15953 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 15954 PackageParser.Package pkg, final @ParseFlags int parseFlags, 15955 final @ScanFlags int scanFlags, UserHandle user, 15956 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15957 int installReason) { 15958 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 15959 + ", old=" + deletedPackage); 15960 15961 final boolean disabledSystem; 15962 15963 // Remove existing system package 15964 removePackageLI(deletedPackage, true); 15965 15966 synchronized (mPackages) { 15967 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 15968 } 15969 if (!disabledSystem) { 15970 // We didn't need to disable the .apk as a current system package, 15971 // which means we are replacing another update that is already 15972 // installed. We need to make sure to delete the older one's .apk. 15973 res.removedInfo.args = createInstallArgsForExisting(0, 15974 deletedPackage.applicationInfo.getCodePath(), 15975 deletedPackage.applicationInfo.getResourcePath(), 15976 getAppDexInstructionSets(deletedPackage.applicationInfo)); 15977 } else { 15978 res.removedInfo.args = null; 15979 } 15980 15981 // Successfully disabled the old package. Now proceed with re-installation 15982 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15983 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15984 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15985 15986 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 15987 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 15988 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 15989 15990 PackageParser.Package newPackage = null; 15991 try { 15992 // Add the package to the internal data structures 15993 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 15994 15995 // Set the update and install times 15996 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 15997 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 15998 System.currentTimeMillis()); 15999 16000 // Update the package dynamic state if succeeded 16001 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16002 // Now that the install succeeded make sure we remove data 16003 // directories for any child package the update removed. 16004 final int deletedChildCount = (deletedPackage.childPackages != null) 16005 ? deletedPackage.childPackages.size() : 0; 16006 final int newChildCount = (newPackage.childPackages != null) 16007 ? newPackage.childPackages.size() : 0; 16008 for (int i = 0; i < deletedChildCount; i++) { 16009 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16010 boolean childPackageDeleted = true; 16011 for (int j = 0; j < newChildCount; j++) { 16012 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16013 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16014 childPackageDeleted = false; 16015 break; 16016 } 16017 } 16018 if (childPackageDeleted) { 16019 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16020 deletedChildPkg.packageName); 16021 if (ps != null && res.removedInfo.removedChildPackages != null) { 16022 PackageRemovedInfo removedChildRes = res.removedInfo 16023 .removedChildPackages.get(deletedChildPkg.packageName); 16024 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16025 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16026 } 16027 } 16028 } 16029 16030 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16031 installReason); 16032 prepareAppDataAfterInstallLIF(newPackage); 16033 16034 mDexManager.notifyPackageUpdated(newPackage.packageName, 16035 newPackage.baseCodePath, newPackage.splitCodePaths); 16036 } 16037 } catch (PackageManagerException e) { 16038 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16039 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16040 } 16041 16042 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16043 // Re installation failed. Restore old information 16044 // Remove new pkg information 16045 if (newPackage != null) { 16046 removeInstalledPackageLI(newPackage, true); 16047 } 16048 // Add back the old system package 16049 try { 16050 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16051 } catch (PackageManagerException e) { 16052 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16053 } 16054 16055 synchronized (mPackages) { 16056 if (disabledSystem) { 16057 enableSystemPackageLPw(deletedPackage); 16058 } 16059 16060 // Ensure the installer package name up to date 16061 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16062 16063 // Update permissions for restored package 16064 mPermissionManager.updatePermissions( 16065 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16066 mPermissionCallback); 16067 16068 mSettings.writeLPr(); 16069 } 16070 16071 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16072 + " after failed upgrade"); 16073 } 16074 } 16075 16076 /** 16077 * Checks whether the parent or any of the child packages have a change shared 16078 * user. For a package to be a valid update the shred users of the parent and 16079 * the children should match. We may later support changing child shared users. 16080 * @param oldPkg The updated package. 16081 * @param newPkg The update package. 16082 * @return The shared user that change between the versions. 16083 */ 16084 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16085 PackageParser.Package newPkg) { 16086 // Check parent shared user 16087 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16088 return newPkg.packageName; 16089 } 16090 // Check child shared users 16091 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16092 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16093 for (int i = 0; i < newChildCount; i++) { 16094 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16095 // If this child was present, did it have the same shared user? 16096 for (int j = 0; j < oldChildCount; j++) { 16097 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16098 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16099 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16100 return newChildPkg.packageName; 16101 } 16102 } 16103 } 16104 return null; 16105 } 16106 16107 private void removeNativeBinariesLI(PackageSetting ps) { 16108 // Remove the lib path for the parent package 16109 if (ps != null) { 16110 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16111 // Remove the lib path for the child packages 16112 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16113 for (int i = 0; i < childCount; i++) { 16114 PackageSetting childPs = null; 16115 synchronized (mPackages) { 16116 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16117 } 16118 if (childPs != null) { 16119 NativeLibraryHelper.removeNativeBinariesLI(childPs 16120 .legacyNativeLibraryPathString); 16121 } 16122 } 16123 } 16124 } 16125 16126 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16127 // Enable the parent package 16128 mSettings.enableSystemPackageLPw(pkg.packageName); 16129 // Enable the child packages 16130 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16131 for (int i = 0; i < childCount; i++) { 16132 PackageParser.Package childPkg = pkg.childPackages.get(i); 16133 mSettings.enableSystemPackageLPw(childPkg.packageName); 16134 } 16135 } 16136 16137 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16138 PackageParser.Package newPkg) { 16139 // Disable the parent package (parent always replaced) 16140 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16141 // Disable the child packages 16142 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16143 for (int i = 0; i < childCount; i++) { 16144 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16145 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16146 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16147 } 16148 return disabled; 16149 } 16150 16151 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16152 String installerPackageName) { 16153 // Enable the parent package 16154 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16155 // Enable the child packages 16156 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16157 for (int i = 0; i < childCount; i++) { 16158 PackageParser.Package childPkg = pkg.childPackages.get(i); 16159 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16160 } 16161 } 16162 16163 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16164 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16165 // Update the parent package setting 16166 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16167 res, user, installReason); 16168 // Update the child packages setting 16169 final int childCount = (newPackage.childPackages != null) 16170 ? newPackage.childPackages.size() : 0; 16171 for (int i = 0; i < childCount; i++) { 16172 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16173 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16174 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16175 childRes.origUsers, childRes, user, installReason); 16176 } 16177 } 16178 16179 private void updateSettingsInternalLI(PackageParser.Package pkg, 16180 String installerPackageName, int[] allUsers, int[] installedForUsers, 16181 PackageInstalledInfo res, UserHandle user, int installReason) { 16182 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16183 16184 String pkgName = pkg.packageName; 16185 synchronized (mPackages) { 16186 //write settings. the installStatus will be incomplete at this stage. 16187 //note that the new package setting would have already been 16188 //added to mPackages. It hasn't been persisted yet. 16189 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16190 // TODO: Remove this write? It's also written at the end of this method 16191 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16192 mSettings.writeLPr(); 16193 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16194 } 16195 16196 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16197 synchronized (mPackages) { 16198// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16199 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16200 mPermissionCallback); 16201 // For system-bundled packages, we assume that installing an upgraded version 16202 // of the package implies that the user actually wants to run that new code, 16203 // so we enable the package. 16204 PackageSetting ps = mSettings.mPackages.get(pkgName); 16205 final int userId = user.getIdentifier(); 16206 if (ps != null) { 16207 if (isSystemApp(pkg)) { 16208 if (DEBUG_INSTALL) { 16209 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16210 } 16211 // Enable system package for requested users 16212 if (res.origUsers != null) { 16213 for (int origUserId : res.origUsers) { 16214 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16215 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16216 origUserId, installerPackageName); 16217 } 16218 } 16219 } 16220 // Also convey the prior install/uninstall state 16221 if (allUsers != null && installedForUsers != null) { 16222 for (int currentUserId : allUsers) { 16223 final boolean installed = ArrayUtils.contains( 16224 installedForUsers, currentUserId); 16225 if (DEBUG_INSTALL) { 16226 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16227 } 16228 ps.setInstalled(installed, currentUserId); 16229 } 16230 // these install state changes will be persisted in the 16231 // upcoming call to mSettings.writeLPr(). 16232 } 16233 } 16234 // It's implied that when a user requests installation, they want the app to be 16235 // installed and enabled. 16236 if (userId != UserHandle.USER_ALL) { 16237 ps.setInstalled(true, userId); 16238 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16239 } 16240 16241 // When replacing an existing package, preserve the original install reason for all 16242 // users that had the package installed before. 16243 final Set<Integer> previousUserIds = new ArraySet<>(); 16244 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16245 final int installReasonCount = res.removedInfo.installReasons.size(); 16246 for (int i = 0; i < installReasonCount; i++) { 16247 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16248 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16249 ps.setInstallReason(previousInstallReason, previousUserId); 16250 previousUserIds.add(previousUserId); 16251 } 16252 } 16253 16254 // Set install reason for users that are having the package newly installed. 16255 if (userId == UserHandle.USER_ALL) { 16256 for (int currentUserId : sUserManager.getUserIds()) { 16257 if (!previousUserIds.contains(currentUserId)) { 16258 ps.setInstallReason(installReason, currentUserId); 16259 } 16260 } 16261 } else if (!previousUserIds.contains(userId)) { 16262 ps.setInstallReason(installReason, userId); 16263 } 16264 mSettings.writeKernelMappingLPr(ps); 16265 } 16266 res.name = pkgName; 16267 res.uid = pkg.applicationInfo.uid; 16268 res.pkg = pkg; 16269 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16270 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16271 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16272 //to update install status 16273 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16274 mSettings.writeLPr(); 16275 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16276 } 16277 16278 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16279 } 16280 16281 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16282 try { 16283 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16284 installPackageLI(args, res); 16285 } finally { 16286 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16287 } 16288 } 16289 16290 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16291 final int installFlags = args.installFlags; 16292 final String installerPackageName = args.installerPackageName; 16293 final String volumeUuid = args.volumeUuid; 16294 final File tmpPackageFile = new File(args.getCodePath()); 16295 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16296 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16297 || (args.volumeUuid != null)); 16298 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16299 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16300 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16301 final boolean virtualPreload = 16302 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16303 boolean replace = false; 16304 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16305 if (args.move != null) { 16306 // moving a complete application; perform an initial scan on the new install location 16307 scanFlags |= SCAN_INITIAL; 16308 } 16309 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16310 scanFlags |= SCAN_DONT_KILL_APP; 16311 } 16312 if (instantApp) { 16313 scanFlags |= SCAN_AS_INSTANT_APP; 16314 } 16315 if (fullApp) { 16316 scanFlags |= SCAN_AS_FULL_APP; 16317 } 16318 if (virtualPreload) { 16319 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16320 } 16321 16322 // Result object to be returned 16323 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16324 res.installerPackageName = installerPackageName; 16325 16326 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16327 16328 // Sanity check 16329 if (instantApp && (forwardLocked || onExternal)) { 16330 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16331 + " external=" + onExternal); 16332 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16333 return; 16334 } 16335 16336 // Retrieve PackageSettings and parse package 16337 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16338 | PackageParser.PARSE_ENFORCE_CODE 16339 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16340 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16341 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16342 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16343 PackageParser pp = new PackageParser(); 16344 pp.setSeparateProcesses(mSeparateProcesses); 16345 pp.setDisplayMetrics(mMetrics); 16346 pp.setCallback(mPackageParserCallback); 16347 16348 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16349 final PackageParser.Package pkg; 16350 try { 16351 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16352 } catch (PackageParserException e) { 16353 res.setError("Failed parse during installPackageLI", e); 16354 return; 16355 } finally { 16356 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16357 } 16358 16359 // App targetSdkVersion is below min supported version 16360 if (!forceSdk && pkg.applicationInfo.isTargetingDeprecatedSdkVersion()) { 16361 Slog.w(TAG, "App " + pkg.packageName + " targets deprecated sdk"); 16362 16363 res.setError(INSTALL_FAILED_NEWER_SDK, 16364 "App is targeting deprecated sdk (targetSdkVersion should be at least " 16365 + Build.VERSION.MIN_SUPPORTED_TARGET_SDK_INT + ")."); 16366 return; 16367 } 16368 16369 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16370 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16371 Slog.w(TAG, "Instant app package " + pkg.packageName + " does not target O"); 16372 res.setError(INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16373 "Instant app package must target O"); 16374 return; 16375 } 16376 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16377 Slog.w(TAG, "Instant app package " + pkg.packageName 16378 + " does not target targetSandboxVersion 2"); 16379 res.setError(INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16380 "Instant app package must use targetSanboxVersion 2"); 16381 return; 16382 } 16383 16384 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16385 // Static shared libraries have synthetic package names 16386 renameStaticSharedLibraryPackage(pkg); 16387 16388 // No static shared libs on external storage 16389 if (onExternal) { 16390 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16391 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16392 "Packages declaring static-shared libs cannot be updated"); 16393 return; 16394 } 16395 } 16396 16397 // If we are installing a clustered package add results for the children 16398 if (pkg.childPackages != null) { 16399 synchronized (mPackages) { 16400 final int childCount = pkg.childPackages.size(); 16401 for (int i = 0; i < childCount; i++) { 16402 PackageParser.Package childPkg = pkg.childPackages.get(i); 16403 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16404 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16405 childRes.pkg = childPkg; 16406 childRes.name = childPkg.packageName; 16407 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16408 if (childPs != null) { 16409 childRes.origUsers = childPs.queryInstalledUsers( 16410 sUserManager.getUserIds(), true); 16411 } 16412 if ((mPackages.containsKey(childPkg.packageName))) { 16413 childRes.removedInfo = new PackageRemovedInfo(this); 16414 childRes.removedInfo.removedPackage = childPkg.packageName; 16415 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16416 } 16417 if (res.addedChildPackages == null) { 16418 res.addedChildPackages = new ArrayMap<>(); 16419 } 16420 res.addedChildPackages.put(childPkg.packageName, childRes); 16421 } 16422 } 16423 } 16424 16425 // If package doesn't declare API override, mark that we have an install 16426 // time CPU ABI override. 16427 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16428 pkg.cpuAbiOverride = args.abiOverride; 16429 } 16430 16431 String pkgName = res.name = pkg.packageName; 16432 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16433 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16434 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16435 return; 16436 } 16437 } 16438 16439 try { 16440 // either use what we've been given or parse directly from the APK 16441 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16442 pkg.setSigningDetails(args.signingDetails); 16443 } else { 16444 PackageParser.collectCertificates(pkg, parseFlags); 16445 } 16446 } catch (PackageParserException e) { 16447 res.setError("Failed collect during installPackageLI", e); 16448 return; 16449 } 16450 16451 // Get rid of all references to package scan path via parser. 16452 pp = null; 16453 String oldCodePath = null; 16454 boolean systemApp = false; 16455 synchronized (mPackages) { 16456 // Check if installing already existing package 16457 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16458 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16459 if (pkg.mOriginalPackages != null 16460 && pkg.mOriginalPackages.contains(oldName) 16461 && mPackages.containsKey(oldName)) { 16462 // This package is derived from an original package, 16463 // and this device has been updating from that original 16464 // name. We must continue using the original name, so 16465 // rename the new package here. 16466 pkg.setPackageName(oldName); 16467 pkgName = pkg.packageName; 16468 replace = true; 16469 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16470 + oldName + " pkgName=" + pkgName); 16471 } else if (mPackages.containsKey(pkgName)) { 16472 // This package, under its official name, already exists 16473 // on the device; we should replace it. 16474 replace = true; 16475 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16476 } 16477 16478 // Child packages are installed through the parent package 16479 if (pkg.parentPackage != null) { 16480 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16481 "Package " + pkg.packageName + " is child of package " 16482 + pkg.parentPackage.parentPackage + ". Child packages " 16483 + "can be updated only through the parent package."); 16484 return; 16485 } 16486 16487 if (replace) { 16488 // Prevent apps opting out from runtime permissions 16489 PackageParser.Package oldPackage = mPackages.get(pkgName); 16490 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16491 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16492 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16493 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16494 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16495 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16496 + " doesn't support runtime permissions but the old" 16497 + " target SDK " + oldTargetSdk + " does."); 16498 return; 16499 } 16500 // Prevent persistent apps from being updated 16501 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16502 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16503 "Package " + oldPackage.packageName + " is a persistent app. " 16504 + "Persistent apps are not updateable."); 16505 return; 16506 } 16507 // Prevent apps from downgrading their targetSandbox. 16508 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16509 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16510 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16511 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16512 "Package " + pkg.packageName + " new target sandbox " 16513 + newTargetSandbox + " is incompatible with the previous value of" 16514 + oldTargetSandbox + "."); 16515 return; 16516 } 16517 16518 // Prevent installing of child packages 16519 if (oldPackage.parentPackage != null) { 16520 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16521 "Package " + pkg.packageName + " is child of package " 16522 + oldPackage.parentPackage + ". Child packages " 16523 + "can be updated only through the parent package."); 16524 return; 16525 } 16526 } 16527 } 16528 16529 PackageSetting ps = mSettings.mPackages.get(pkgName); 16530 if (ps != null) { 16531 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16532 16533 // Static shared libs have same package with different versions where 16534 // we internally use a synthetic package name to allow multiple versions 16535 // of the same package, therefore we need to compare signatures against 16536 // the package setting for the latest library version. 16537 PackageSetting signatureCheckPs = ps; 16538 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16539 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16540 if (libraryEntry != null) { 16541 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16542 } 16543 } 16544 16545 // Quick sanity check that we're signed correctly if updating; 16546 // we'll check this again later when scanning, but we want to 16547 // bail early here before tripping over redefined permissions. 16548 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16549 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16550 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16551 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16552 + pkg.packageName + " upgrade keys do not match the " 16553 + "previously installed version"); 16554 return; 16555 } 16556 } else { 16557 try { 16558 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 16559 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 16560 final boolean compatMatch = verifySignatures( 16561 signatureCheckPs, pkg.mSigningDetails, compareCompat, 16562 compareRecover); 16563 // The new KeySets will be re-added later in the scanning process. 16564 if (compatMatch) { 16565 synchronized (mPackages) { 16566 ksms.removeAppKeySetDataLPw(pkg.packageName); 16567 } 16568 } 16569 } catch (PackageManagerException e) { 16570 res.setError(e.error, e.getMessage()); 16571 return; 16572 } 16573 } 16574 16575 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16576 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16577 systemApp = (ps.pkg.applicationInfo.flags & 16578 ApplicationInfo.FLAG_SYSTEM) != 0; 16579 } 16580 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16581 } 16582 16583 int N = pkg.permissions.size(); 16584 for (int i = N-1; i >= 0; i--) { 16585 final PackageParser.Permission perm = pkg.permissions.get(i); 16586 final BasePermission bp = 16587 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 16588 16589 // Don't allow anyone but the system to define ephemeral permissions. 16590 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 16591 && !systemApp) { 16592 Slog.w(TAG, "Non-System package " + pkg.packageName 16593 + " attempting to delcare ephemeral permission " 16594 + perm.info.name + "; Removing ephemeral."); 16595 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 16596 } 16597 16598 // Check whether the newly-scanned package wants to define an already-defined perm 16599 if (bp != null) { 16600 // If the defining package is signed with our cert, it's okay. This 16601 // also includes the "updating the same package" case, of course. 16602 // "updating same package" could also involve key-rotation. 16603 final boolean sigsOk; 16604 final String sourcePackageName = bp.getSourcePackageName(); 16605 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 16606 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16607 if (sourcePackageName.equals(pkg.packageName) 16608 && (ksms.shouldCheckUpgradeKeySetLocked( 16609 sourcePackageSetting, scanFlags))) { 16610 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 16611 } else { 16612 sigsOk = compareSignatures(sourcePackageSetting.signatures.mSignatures, 16613 pkg.mSigningDetails.signatures) == PackageManager.SIGNATURE_MATCH; 16614 } 16615 if (!sigsOk) { 16616 // If the owning package is the system itself, we log but allow 16617 // install to proceed; we fail the install on all other permission 16618 // redefinitions. 16619 if (!sourcePackageName.equals("android")) { 16620 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16621 + pkg.packageName + " attempting to redeclare permission " 16622 + perm.info.name + " already owned by " + sourcePackageName); 16623 res.origPermission = perm.info.name; 16624 res.origPackage = sourcePackageName; 16625 return; 16626 } else { 16627 Slog.w(TAG, "Package " + pkg.packageName 16628 + " attempting to redeclare system permission " 16629 + perm.info.name + "; ignoring new declaration"); 16630 pkg.permissions.remove(i); 16631 } 16632 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16633 // Prevent apps to change protection level to dangerous from any other 16634 // type as this would allow a privilege escalation where an app adds a 16635 // normal/signature permission in other app's group and later redefines 16636 // it as dangerous leading to the group auto-grant. 16637 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16638 == PermissionInfo.PROTECTION_DANGEROUS) { 16639 if (bp != null && !bp.isRuntime()) { 16640 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16641 + "non-runtime permission " + perm.info.name 16642 + " to runtime; keeping old protection level"); 16643 perm.info.protectionLevel = bp.getProtectionLevel(); 16644 } 16645 } 16646 } 16647 } 16648 } 16649 } 16650 16651 if (systemApp) { 16652 if (onExternal) { 16653 // Abort update; system app can't be replaced with app on sdcard 16654 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16655 "Cannot install updates to system apps on sdcard"); 16656 return; 16657 } else if (instantApp) { 16658 // Abort update; system app can't be replaced with an instant app 16659 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16660 "Cannot update a system app with an instant app"); 16661 return; 16662 } 16663 } 16664 16665 if (args.move != null) { 16666 // We did an in-place move, so dex is ready to roll 16667 scanFlags |= SCAN_NO_DEX; 16668 scanFlags |= SCAN_MOVE; 16669 16670 synchronized (mPackages) { 16671 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16672 if (ps == null) { 16673 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16674 "Missing settings for moved package " + pkgName); 16675 } 16676 16677 // We moved the entire application as-is, so bring over the 16678 // previously derived ABI information. 16679 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16680 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16681 } 16682 16683 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16684 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16685 scanFlags |= SCAN_NO_DEX; 16686 16687 try { 16688 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16689 args.abiOverride : pkg.cpuAbiOverride); 16690 final boolean extractNativeLibs = !pkg.isLibrary(); 16691 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 16692 } catch (PackageManagerException pme) { 16693 Slog.e(TAG, "Error deriving application ABI", pme); 16694 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16695 return; 16696 } 16697 16698 // Shared libraries for the package need to be updated. 16699 synchronized (mPackages) { 16700 try { 16701 updateSharedLibrariesLPr(pkg, null); 16702 } catch (PackageManagerException e) { 16703 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16704 } 16705 } 16706 } 16707 16708 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16709 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16710 return; 16711 } 16712 16713 if (!instantApp) { 16714 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16715 } else { 16716 if (DEBUG_DOMAIN_VERIFICATION) { 16717 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 16718 } 16719 } 16720 16721 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16722 "installPackageLI")) { 16723 if (replace) { 16724 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16725 // Static libs have a synthetic package name containing the version 16726 // and cannot be updated as an update would get a new package name, 16727 // unless this is the exact same version code which is useful for 16728 // development. 16729 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16730 if (existingPkg != null && 16731 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 16732 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16733 + "static-shared libs cannot be updated"); 16734 return; 16735 } 16736 } 16737 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 16738 installerPackageName, res, args.installReason); 16739 } else { 16740 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16741 args.user, installerPackageName, volumeUuid, res, args.installReason); 16742 } 16743 } 16744 16745 // Check whether we need to dexopt the app. 16746 // 16747 // NOTE: it is IMPORTANT to call dexopt: 16748 // - after doRename which will sync the package data from PackageParser.Package and its 16749 // corresponding ApplicationInfo. 16750 // - after installNewPackageLIF or replacePackageLIF which will update result with the 16751 // uid of the application (pkg.applicationInfo.uid). 16752 // This update happens in place! 16753 // 16754 // We only need to dexopt if the package meets ALL of the following conditions: 16755 // 1) it is not forward locked. 16756 // 2) it is not on on an external ASEC container. 16757 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 16758 // 16759 // Note that we do not dexopt instant apps by default. dexopt can take some time to 16760 // complete, so we skip this step during installation. Instead, we'll take extra time 16761 // the first time the instant app starts. It's preferred to do it this way to provide 16762 // continuous progress to the useur instead of mysteriously blocking somewhere in the 16763 // middle of running an instant app. The default behaviour can be overridden 16764 // via gservices. 16765 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 16766 && !forwardLocked 16767 && !pkg.applicationInfo.isExternalAsec() 16768 && (!instantApp || Global.getInt(mContext.getContentResolver(), 16769 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 16770 16771 if (performDexopt) { 16772 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16773 // Do not run PackageDexOptimizer through the local performDexOpt 16774 // method because `pkg` may not be in `mPackages` yet. 16775 // 16776 // Also, don't fail application installs if the dexopt step fails. 16777 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 16778 REASON_INSTALL, 16779 DexoptOptions.DEXOPT_BOOT_COMPLETE); 16780 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16781 null /* instructionSets */, 16782 getOrCreateCompilerPackageStats(pkg), 16783 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 16784 dexoptOptions); 16785 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16786 } 16787 16788 // Notify BackgroundDexOptService that the package has been changed. 16789 // If this is an update of a package which used to fail to compile, 16790 // BackgroundDexOptService will remove it from its blacklist. 16791 // TODO: Layering violation 16792 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 16793 16794 synchronized (mPackages) { 16795 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16796 if (ps != null) { 16797 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16798 ps.setUpdateAvailable(false /*updateAvailable*/); 16799 } 16800 16801 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16802 for (int i = 0; i < childCount; i++) { 16803 PackageParser.Package childPkg = pkg.childPackages.get(i); 16804 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16805 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16806 if (childPs != null) { 16807 childRes.newUsers = childPs.queryInstalledUsers( 16808 sUserManager.getUserIds(), true); 16809 } 16810 } 16811 16812 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16813 updateSequenceNumberLP(ps, res.newUsers); 16814 updateInstantAppInstallerLocked(pkgName); 16815 } 16816 } 16817 } 16818 16819 private void startIntentFilterVerifications(int userId, boolean replacing, 16820 PackageParser.Package pkg) { 16821 if (mIntentFilterVerifierComponent == null) { 16822 Slog.w(TAG, "No IntentFilter verification will not be done as " 16823 + "there is no IntentFilterVerifier available!"); 16824 return; 16825 } 16826 16827 final int verifierUid = getPackageUid( 16828 mIntentFilterVerifierComponent.getPackageName(), 16829 MATCH_DEBUG_TRIAGED_MISSING, 16830 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16831 16832 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16833 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16834 mHandler.sendMessage(msg); 16835 16836 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16837 for (int i = 0; i < childCount; i++) { 16838 PackageParser.Package childPkg = pkg.childPackages.get(i); 16839 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16840 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16841 mHandler.sendMessage(msg); 16842 } 16843 } 16844 16845 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16846 PackageParser.Package pkg) { 16847 int size = pkg.activities.size(); 16848 if (size == 0) { 16849 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16850 "No activity, so no need to verify any IntentFilter!"); 16851 return; 16852 } 16853 16854 final boolean hasDomainURLs = hasDomainURLs(pkg); 16855 if (!hasDomainURLs) { 16856 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16857 "No domain URLs, so no need to verify any IntentFilter!"); 16858 return; 16859 } 16860 16861 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16862 + " if any IntentFilter from the " + size 16863 + " Activities needs verification ..."); 16864 16865 int count = 0; 16866 final String packageName = pkg.packageName; 16867 16868 synchronized (mPackages) { 16869 // If this is a new install and we see that we've already run verification for this 16870 // package, we have nothing to do: it means the state was restored from backup. 16871 if (!replacing) { 16872 IntentFilterVerificationInfo ivi = 16873 mSettings.getIntentFilterVerificationLPr(packageName); 16874 if (ivi != null) { 16875 if (DEBUG_DOMAIN_VERIFICATION) { 16876 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16877 + ivi.getStatusString()); 16878 } 16879 return; 16880 } 16881 } 16882 16883 // If any filters need to be verified, then all need to be. 16884 boolean needToVerify = false; 16885 for (PackageParser.Activity a : pkg.activities) { 16886 for (ActivityIntentInfo filter : a.intents) { 16887 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16888 if (DEBUG_DOMAIN_VERIFICATION) { 16889 Slog.d(TAG, 16890 "Intent filter needs verification, so processing all filters"); 16891 } 16892 needToVerify = true; 16893 break; 16894 } 16895 } 16896 } 16897 16898 if (needToVerify) { 16899 final int verificationId = mIntentFilterVerificationToken++; 16900 for (PackageParser.Activity a : pkg.activities) { 16901 for (ActivityIntentInfo filter : a.intents) { 16902 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 16903 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16904 "Verification needed for IntentFilter:" + filter.toString()); 16905 mIntentFilterVerifier.addOneIntentFilterVerification( 16906 verifierUid, userId, verificationId, filter, packageName); 16907 count++; 16908 } 16909 } 16910 } 16911 } 16912 } 16913 16914 if (count > 0) { 16915 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 16916 + " IntentFilter verification" + (count > 1 ? "s" : "") 16917 + " for userId:" + userId); 16918 mIntentFilterVerifier.startVerifications(userId); 16919 } else { 16920 if (DEBUG_DOMAIN_VERIFICATION) { 16921 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 16922 } 16923 } 16924 } 16925 16926 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 16927 final ComponentName cn = filter.activity.getComponentName(); 16928 final String packageName = cn.getPackageName(); 16929 16930 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 16931 packageName); 16932 if (ivi == null) { 16933 return true; 16934 } 16935 int status = ivi.getStatus(); 16936 switch (status) { 16937 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 16938 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 16939 return true; 16940 16941 default: 16942 // Nothing to do 16943 return false; 16944 } 16945 } 16946 16947 private static boolean isMultiArch(ApplicationInfo info) { 16948 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 16949 } 16950 16951 private static boolean isExternal(PackageParser.Package pkg) { 16952 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16953 } 16954 16955 private static boolean isExternal(PackageSetting ps) { 16956 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16957 } 16958 16959 private static boolean isSystemApp(PackageParser.Package pkg) { 16960 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 16961 } 16962 16963 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 16964 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16965 } 16966 16967 private static boolean isOemApp(PackageParser.Package pkg) { 16968 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16969 } 16970 16971 private static boolean isVendorApp(PackageParser.Package pkg) { 16972 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16973 } 16974 16975 private static boolean hasDomainURLs(PackageParser.Package pkg) { 16976 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 16977 } 16978 16979 private static boolean isSystemApp(PackageSetting ps) { 16980 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 16981 } 16982 16983 private static boolean isUpdatedSystemApp(PackageSetting ps) { 16984 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 16985 } 16986 16987 private int packageFlagsToInstallFlags(PackageSetting ps) { 16988 int installFlags = 0; 16989 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 16990 // This existing package was an external ASEC install when we have 16991 // the external flag without a UUID 16992 installFlags |= PackageManager.INSTALL_EXTERNAL; 16993 } 16994 if (ps.isForwardLocked()) { 16995 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 16996 } 16997 return installFlags; 16998 } 16999 17000 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17001 if (isExternal(pkg)) { 17002 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17003 return mSettings.getExternalVersion(); 17004 } else { 17005 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17006 } 17007 } else { 17008 return mSettings.getInternalVersion(); 17009 } 17010 } 17011 17012 private void deleteTempPackageFiles() { 17013 final FilenameFilter filter = new FilenameFilter() { 17014 public boolean accept(File dir, String name) { 17015 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17016 } 17017 }; 17018 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17019 file.delete(); 17020 } 17021 } 17022 17023 @Override 17024 public void deletePackageAsUser(String packageName, int versionCode, 17025 IPackageDeleteObserver observer, int userId, int flags) { 17026 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17027 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17028 } 17029 17030 @Override 17031 public void deletePackageVersioned(VersionedPackage versionedPackage, 17032 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17033 final int callingUid = Binder.getCallingUid(); 17034 mContext.enforceCallingOrSelfPermission( 17035 android.Manifest.permission.DELETE_PACKAGES, null); 17036 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17037 Preconditions.checkNotNull(versionedPackage); 17038 Preconditions.checkNotNull(observer); 17039 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17040 PackageManager.VERSION_CODE_HIGHEST, 17041 Long.MAX_VALUE, "versionCode must be >= -1"); 17042 17043 final String packageName = versionedPackage.getPackageName(); 17044 final long versionCode = versionedPackage.getLongVersionCode(); 17045 final String internalPackageName; 17046 synchronized (mPackages) { 17047 // Normalize package name to handle renamed packages and static libs 17048 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17049 } 17050 17051 final int uid = Binder.getCallingUid(); 17052 if (!isOrphaned(internalPackageName) 17053 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17054 try { 17055 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17056 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17057 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17058 observer.onUserActionRequired(intent); 17059 } catch (RemoteException re) { 17060 } 17061 return; 17062 } 17063 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17064 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17065 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17066 mContext.enforceCallingOrSelfPermission( 17067 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17068 "deletePackage for user " + userId); 17069 } 17070 17071 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17072 try { 17073 observer.onPackageDeleted(packageName, 17074 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17075 } catch (RemoteException re) { 17076 } 17077 return; 17078 } 17079 17080 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17081 try { 17082 observer.onPackageDeleted(packageName, 17083 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17084 } catch (RemoteException re) { 17085 } 17086 return; 17087 } 17088 17089 if (DEBUG_REMOVE) { 17090 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17091 + " deleteAllUsers: " + deleteAllUsers + " version=" 17092 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17093 ? "VERSION_CODE_HIGHEST" : versionCode)); 17094 } 17095 // Queue up an async operation since the package deletion may take a little while. 17096 mHandler.post(new Runnable() { 17097 public void run() { 17098 mHandler.removeCallbacks(this); 17099 int returnCode; 17100 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17101 boolean doDeletePackage = true; 17102 if (ps != null) { 17103 final boolean targetIsInstantApp = 17104 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17105 doDeletePackage = !targetIsInstantApp 17106 || canViewInstantApps; 17107 } 17108 if (doDeletePackage) { 17109 if (!deleteAllUsers) { 17110 returnCode = deletePackageX(internalPackageName, versionCode, 17111 userId, deleteFlags); 17112 } else { 17113 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17114 internalPackageName, users); 17115 // If nobody is blocking uninstall, proceed with delete for all users 17116 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17117 returnCode = deletePackageX(internalPackageName, versionCode, 17118 userId, deleteFlags); 17119 } else { 17120 // Otherwise uninstall individually for users with blockUninstalls=false 17121 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17122 for (int userId : users) { 17123 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17124 returnCode = deletePackageX(internalPackageName, versionCode, 17125 userId, userFlags); 17126 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17127 Slog.w(TAG, "Package delete failed for user " + userId 17128 + ", returnCode " + returnCode); 17129 } 17130 } 17131 } 17132 // The app has only been marked uninstalled for certain users. 17133 // We still need to report that delete was blocked 17134 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17135 } 17136 } 17137 } else { 17138 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17139 } 17140 try { 17141 observer.onPackageDeleted(packageName, returnCode, null); 17142 } catch (RemoteException e) { 17143 Log.i(TAG, "Observer no longer exists."); 17144 } //end catch 17145 } //end run 17146 }); 17147 } 17148 17149 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17150 if (pkg.staticSharedLibName != null) { 17151 return pkg.manifestPackageName; 17152 } 17153 return pkg.packageName; 17154 } 17155 17156 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17157 // Handle renamed packages 17158 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17159 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17160 17161 // Is this a static library? 17162 LongSparseArray<SharedLibraryEntry> versionedLib = 17163 mStaticLibsByDeclaringPackage.get(packageName); 17164 if (versionedLib == null || versionedLib.size() <= 0) { 17165 return packageName; 17166 } 17167 17168 // Figure out which lib versions the caller can see 17169 LongSparseLongArray versionsCallerCanSee = null; 17170 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17171 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17172 && callingAppId != Process.ROOT_UID) { 17173 versionsCallerCanSee = new LongSparseLongArray(); 17174 String libName = versionedLib.valueAt(0).info.getName(); 17175 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17176 if (uidPackages != null) { 17177 for (String uidPackage : uidPackages) { 17178 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17179 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17180 if (libIdx >= 0) { 17181 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17182 versionsCallerCanSee.append(libVersion, libVersion); 17183 } 17184 } 17185 } 17186 } 17187 17188 // Caller can see nothing - done 17189 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17190 return packageName; 17191 } 17192 17193 // Find the version the caller can see and the app version code 17194 SharedLibraryEntry highestVersion = null; 17195 final int versionCount = versionedLib.size(); 17196 for (int i = 0; i < versionCount; i++) { 17197 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17198 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17199 libEntry.info.getLongVersion()) < 0) { 17200 continue; 17201 } 17202 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17203 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17204 if (libVersionCode == versionCode) { 17205 return libEntry.apk; 17206 } 17207 } else if (highestVersion == null) { 17208 highestVersion = libEntry; 17209 } else if (libVersionCode > highestVersion.info 17210 .getDeclaringPackage().getLongVersionCode()) { 17211 highestVersion = libEntry; 17212 } 17213 } 17214 17215 if (highestVersion != null) { 17216 return highestVersion.apk; 17217 } 17218 17219 return packageName; 17220 } 17221 17222 boolean isCallerVerifier(int callingUid) { 17223 final int callingUserId = UserHandle.getUserId(callingUid); 17224 return mRequiredVerifierPackage != null && 17225 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17226 } 17227 17228 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17229 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17230 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17231 return true; 17232 } 17233 final int callingUserId = UserHandle.getUserId(callingUid); 17234 // If the caller installed the pkgName, then allow it to silently uninstall. 17235 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17236 return true; 17237 } 17238 17239 // Allow package verifier to silently uninstall. 17240 if (mRequiredVerifierPackage != null && 17241 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17242 return true; 17243 } 17244 17245 // Allow package uninstaller to silently uninstall. 17246 if (mRequiredUninstallerPackage != null && 17247 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17248 return true; 17249 } 17250 17251 // Allow storage manager to silently uninstall. 17252 if (mStorageManagerPackage != null && 17253 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17254 return true; 17255 } 17256 17257 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17258 // uninstall for device owner provisioning. 17259 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17260 == PERMISSION_GRANTED) { 17261 return true; 17262 } 17263 17264 return false; 17265 } 17266 17267 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17268 int[] result = EMPTY_INT_ARRAY; 17269 for (int userId : userIds) { 17270 if (getBlockUninstallForUser(packageName, userId)) { 17271 result = ArrayUtils.appendInt(result, userId); 17272 } 17273 } 17274 return result; 17275 } 17276 17277 @Override 17278 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17279 final int callingUid = Binder.getCallingUid(); 17280 if (getInstantAppPackageName(callingUid) != null 17281 && !isCallerSameApp(packageName, callingUid)) { 17282 return false; 17283 } 17284 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17285 } 17286 17287 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17288 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17289 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17290 try { 17291 if (dpm != null) { 17292 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17293 /* callingUserOnly =*/ false); 17294 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17295 : deviceOwnerComponentName.getPackageName(); 17296 // Does the package contains the device owner? 17297 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17298 // this check is probably not needed, since DO should be registered as a device 17299 // admin on some user too. (Original bug for this: b/17657954) 17300 if (packageName.equals(deviceOwnerPackageName)) { 17301 return true; 17302 } 17303 // Does it contain a device admin for any user? 17304 int[] users; 17305 if (userId == UserHandle.USER_ALL) { 17306 users = sUserManager.getUserIds(); 17307 } else { 17308 users = new int[]{userId}; 17309 } 17310 for (int i = 0; i < users.length; ++i) { 17311 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17312 return true; 17313 } 17314 } 17315 } 17316 } catch (RemoteException e) { 17317 } 17318 return false; 17319 } 17320 17321 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17322 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17323 } 17324 17325 /** 17326 * This method is an internal method that could be get invoked either 17327 * to delete an installed package or to clean up a failed installation. 17328 * After deleting an installed package, a broadcast is sent to notify any 17329 * listeners that the package has been removed. For cleaning up a failed 17330 * installation, the broadcast is not necessary since the package's 17331 * installation wouldn't have sent the initial broadcast either 17332 * The key steps in deleting a package are 17333 * deleting the package information in internal structures like mPackages, 17334 * deleting the packages base directories through installd 17335 * updating mSettings to reflect current status 17336 * persisting settings for later use 17337 * sending a broadcast if necessary 17338 */ 17339 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17340 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17341 final boolean res; 17342 17343 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17344 ? UserHandle.USER_ALL : userId; 17345 17346 if (isPackageDeviceAdmin(packageName, removeUser)) { 17347 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17348 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17349 } 17350 17351 PackageSetting uninstalledPs = null; 17352 PackageParser.Package pkg = null; 17353 17354 // for the uninstall-updates case and restricted profiles, remember the per- 17355 // user handle installed state 17356 int[] allUsers; 17357 synchronized (mPackages) { 17358 uninstalledPs = mSettings.mPackages.get(packageName); 17359 if (uninstalledPs == null) { 17360 Slog.w(TAG, "Not removing non-existent package " + packageName); 17361 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17362 } 17363 17364 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17365 && uninstalledPs.versionCode != versionCode) { 17366 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17367 + uninstalledPs.versionCode + " != " + versionCode); 17368 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17369 } 17370 17371 // Static shared libs can be declared by any package, so let us not 17372 // allow removing a package if it provides a lib others depend on. 17373 pkg = mPackages.get(packageName); 17374 17375 allUsers = sUserManager.getUserIds(); 17376 17377 if (pkg != null && pkg.staticSharedLibName != null) { 17378 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17379 pkg.staticSharedLibVersion); 17380 if (libEntry != null) { 17381 for (int currUserId : allUsers) { 17382 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17383 continue; 17384 } 17385 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17386 libEntry.info, 0, currUserId); 17387 if (!ArrayUtils.isEmpty(libClientPackages)) { 17388 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17389 + " hosting lib " + libEntry.info.getName() + " version " 17390 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17391 + " for user " + currUserId); 17392 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17393 } 17394 } 17395 } 17396 } 17397 17398 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17399 } 17400 17401 final int freezeUser; 17402 if (isUpdatedSystemApp(uninstalledPs) 17403 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17404 // We're downgrading a system app, which will apply to all users, so 17405 // freeze them all during the downgrade 17406 freezeUser = UserHandle.USER_ALL; 17407 } else { 17408 freezeUser = removeUser; 17409 } 17410 17411 synchronized (mInstallLock) { 17412 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17413 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17414 deleteFlags, "deletePackageX")) { 17415 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17416 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17417 } 17418 synchronized (mPackages) { 17419 if (res) { 17420 if (pkg != null) { 17421 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17422 } 17423 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17424 updateInstantAppInstallerLocked(packageName); 17425 } 17426 } 17427 } 17428 17429 if (res) { 17430 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17431 info.sendPackageRemovedBroadcasts(killApp); 17432 info.sendSystemPackageUpdatedBroadcasts(); 17433 info.sendSystemPackageAppearedBroadcasts(); 17434 } 17435 // Force a gc here. 17436 Runtime.getRuntime().gc(); 17437 // Delete the resources here after sending the broadcast to let 17438 // other processes clean up before deleting resources. 17439 if (info.args != null) { 17440 synchronized (mInstallLock) { 17441 info.args.doPostDeleteLI(true); 17442 } 17443 } 17444 17445 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17446 } 17447 17448 static class PackageRemovedInfo { 17449 final PackageSender packageSender; 17450 String removedPackage; 17451 String installerPackageName; 17452 int uid = -1; 17453 int removedAppId = -1; 17454 int[] origUsers; 17455 int[] removedUsers = null; 17456 int[] broadcastUsers = null; 17457 int[] instantUserIds = null; 17458 SparseArray<Integer> installReasons; 17459 boolean isRemovedPackageSystemUpdate = false; 17460 boolean isUpdate; 17461 boolean dataRemoved; 17462 boolean removedForAllUsers; 17463 boolean isStaticSharedLib; 17464 // Clean up resources deleted packages. 17465 InstallArgs args = null; 17466 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17467 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17468 17469 PackageRemovedInfo(PackageSender packageSender) { 17470 this.packageSender = packageSender; 17471 } 17472 17473 void sendPackageRemovedBroadcasts(boolean killApp) { 17474 sendPackageRemovedBroadcastInternal(killApp); 17475 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17476 for (int i = 0; i < childCount; i++) { 17477 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17478 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17479 } 17480 } 17481 17482 void sendSystemPackageUpdatedBroadcasts() { 17483 if (isRemovedPackageSystemUpdate) { 17484 sendSystemPackageUpdatedBroadcastsInternal(); 17485 final int childCount = (removedChildPackages != null) 17486 ? removedChildPackages.size() : 0; 17487 for (int i = 0; i < childCount; i++) { 17488 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17489 if (childInfo.isRemovedPackageSystemUpdate) { 17490 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17491 } 17492 } 17493 } 17494 } 17495 17496 void sendSystemPackageAppearedBroadcasts() { 17497 final int packageCount = (appearedChildPackages != null) 17498 ? appearedChildPackages.size() : 0; 17499 for (int i = 0; i < packageCount; i++) { 17500 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17501 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17502 true /*sendBootCompleted*/, false /*startReceiver*/, 17503 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 17504 } 17505 } 17506 17507 private void sendSystemPackageUpdatedBroadcastsInternal() { 17508 Bundle extras = new Bundle(2); 17509 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17510 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17511 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17512 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17513 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17514 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17515 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17516 null, null, 0, removedPackage, null, null, null); 17517 if (installerPackageName != null) { 17518 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17519 removedPackage, extras, 0 /*flags*/, 17520 installerPackageName, null, null, null); 17521 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17522 removedPackage, extras, 0 /*flags*/, 17523 installerPackageName, null, null, null); 17524 } 17525 } 17526 17527 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17528 // Don't send static shared library removal broadcasts as these 17529 // libs are visible only the the apps that depend on them an one 17530 // cannot remove the library if it has a dependency. 17531 if (isStaticSharedLib) { 17532 return; 17533 } 17534 Bundle extras = new Bundle(2); 17535 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17536 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17537 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17538 if (isUpdate || isRemovedPackageSystemUpdate) { 17539 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17540 } 17541 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17542 if (removedPackage != null) { 17543 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17544 removedPackage, extras, 0, null /*targetPackage*/, null, 17545 broadcastUsers, instantUserIds); 17546 if (installerPackageName != null) { 17547 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17548 removedPackage, extras, 0 /*flags*/, 17549 installerPackageName, null, broadcastUsers, instantUserIds); 17550 } 17551 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17552 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17553 removedPackage, extras, 17554 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17555 null, null, broadcastUsers, instantUserIds); 17556 packageSender.notifyPackageRemoved(removedPackage); 17557 } 17558 } 17559 if (removedAppId >= 0) { 17560 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 17561 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17562 null, null, broadcastUsers, instantUserIds); 17563 } 17564 } 17565 17566 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 17567 removedUsers = userIds; 17568 if (removedUsers == null) { 17569 broadcastUsers = null; 17570 return; 17571 } 17572 17573 broadcastUsers = EMPTY_INT_ARRAY; 17574 instantUserIds = EMPTY_INT_ARRAY; 17575 for (int i = userIds.length - 1; i >= 0; --i) { 17576 final int userId = userIds[i]; 17577 if (deletedPackageSetting.getInstantApp(userId)) { 17578 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 17579 } else { 17580 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 17581 } 17582 } 17583 } 17584 } 17585 17586 /* 17587 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17588 * flag is not set, the data directory is removed as well. 17589 * make sure this flag is set for partially installed apps. If not its meaningless to 17590 * delete a partially installed application. 17591 */ 17592 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17593 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17594 String packageName = ps.name; 17595 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17596 // Retrieve object to delete permissions for shared user later on 17597 final PackageParser.Package deletedPkg; 17598 final PackageSetting deletedPs; 17599 // reader 17600 synchronized (mPackages) { 17601 deletedPkg = mPackages.get(packageName); 17602 deletedPs = mSettings.mPackages.get(packageName); 17603 if (outInfo != null) { 17604 outInfo.removedPackage = packageName; 17605 outInfo.installerPackageName = ps.installerPackageName; 17606 outInfo.isStaticSharedLib = deletedPkg != null 17607 && deletedPkg.staticSharedLibName != null; 17608 outInfo.populateUsers(deletedPs == null ? null 17609 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 17610 } 17611 } 17612 17613 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 17614 17615 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17616 final PackageParser.Package resolvedPkg; 17617 if (deletedPkg != null) { 17618 resolvedPkg = deletedPkg; 17619 } else { 17620 // We don't have a parsed package when it lives on an ejected 17621 // adopted storage device, so fake something together 17622 resolvedPkg = new PackageParser.Package(ps.name); 17623 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17624 } 17625 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17626 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17627 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17628 if (outInfo != null) { 17629 outInfo.dataRemoved = true; 17630 } 17631 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17632 } 17633 17634 int removedAppId = -1; 17635 17636 // writer 17637 synchronized (mPackages) { 17638 boolean installedStateChanged = false; 17639 if (deletedPs != null) { 17640 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17641 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17642 clearDefaultBrowserIfNeeded(packageName); 17643 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17644 removedAppId = mSettings.removePackageLPw(packageName); 17645 if (outInfo != null) { 17646 outInfo.removedAppId = removedAppId; 17647 } 17648 mPermissionManager.updatePermissions( 17649 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 17650 if (deletedPs.sharedUser != null) { 17651 // Remove permissions associated with package. Since runtime 17652 // permissions are per user we have to kill the removed package 17653 // or packages running under the shared user of the removed 17654 // package if revoking the permissions requested only by the removed 17655 // package is successful and this causes a change in gids. 17656 for (int userId : UserManagerService.getInstance().getUserIds()) { 17657 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17658 userId); 17659 if (userIdToKill == UserHandle.USER_ALL 17660 || userIdToKill >= UserHandle.USER_SYSTEM) { 17661 // If gids changed for this user, kill all affected packages. 17662 mHandler.post(new Runnable() { 17663 @Override 17664 public void run() { 17665 // This has to happen with no lock held. 17666 killApplication(deletedPs.name, deletedPs.appId, 17667 KILL_APP_REASON_GIDS_CHANGED); 17668 } 17669 }); 17670 break; 17671 } 17672 } 17673 } 17674 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17675 } 17676 // make sure to preserve per-user disabled state if this removal was just 17677 // a downgrade of a system app to the factory package 17678 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17679 if (DEBUG_REMOVE) { 17680 Slog.d(TAG, "Propagating install state across downgrade"); 17681 } 17682 for (int userId : allUserHandles) { 17683 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17684 if (DEBUG_REMOVE) { 17685 Slog.d(TAG, " user " + userId + " => " + installed); 17686 } 17687 if (installed != ps.getInstalled(userId)) { 17688 installedStateChanged = true; 17689 } 17690 ps.setInstalled(installed, userId); 17691 } 17692 } 17693 } 17694 // can downgrade to reader 17695 if (writeSettings) { 17696 // Save settings now 17697 mSettings.writeLPr(); 17698 } 17699 if (installedStateChanged) { 17700 mSettings.writeKernelMappingLPr(ps); 17701 } 17702 } 17703 if (removedAppId != -1) { 17704 // A user ID was deleted here. Go through all users and remove it 17705 // from KeyStore. 17706 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17707 } 17708 } 17709 17710 static boolean locationIsPrivileged(String path) { 17711 try { 17712 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 17713 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 17714 return path.startsWith(privilegedAppDir.getCanonicalPath()) 17715 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()); 17716 } catch (IOException e) { 17717 Slog.e(TAG, "Unable to access code path " + path); 17718 } 17719 return false; 17720 } 17721 17722 static boolean locationIsOem(String path) { 17723 try { 17724 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 17725 } catch (IOException e) { 17726 Slog.e(TAG, "Unable to access code path " + path); 17727 } 17728 return false; 17729 } 17730 17731 static boolean locationIsVendor(String path) { 17732 try { 17733 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 17734 } catch (IOException e) { 17735 Slog.e(TAG, "Unable to access code path " + path); 17736 } 17737 return false; 17738 } 17739 17740 /* 17741 * Tries to delete system package. 17742 */ 17743 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17744 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17745 boolean writeSettings) { 17746 if (deletedPs.parentPackageName != null) { 17747 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17748 return false; 17749 } 17750 17751 final boolean applyUserRestrictions 17752 = (allUserHandles != null) && (outInfo.origUsers != null); 17753 final PackageSetting disabledPs; 17754 // Confirm if the system package has been updated 17755 // An updated system app can be deleted. This will also have to restore 17756 // the system pkg from system partition 17757 // reader 17758 synchronized (mPackages) { 17759 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17760 } 17761 17762 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17763 + " disabledPs=" + disabledPs); 17764 17765 if (disabledPs == null) { 17766 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17767 return false; 17768 } else if (DEBUG_REMOVE) { 17769 Slog.d(TAG, "Deleting system pkg from data partition"); 17770 } 17771 17772 if (DEBUG_REMOVE) { 17773 if (applyUserRestrictions) { 17774 Slog.d(TAG, "Remembering install states:"); 17775 for (int userId : allUserHandles) { 17776 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17777 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17778 } 17779 } 17780 } 17781 17782 // Delete the updated package 17783 outInfo.isRemovedPackageSystemUpdate = true; 17784 if (outInfo.removedChildPackages != null) { 17785 final int childCount = (deletedPs.childPackageNames != null) 17786 ? deletedPs.childPackageNames.size() : 0; 17787 for (int i = 0; i < childCount; i++) { 17788 String childPackageName = deletedPs.childPackageNames.get(i); 17789 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17790 .contains(childPackageName)) { 17791 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17792 childPackageName); 17793 if (childInfo != null) { 17794 childInfo.isRemovedPackageSystemUpdate = true; 17795 } 17796 } 17797 } 17798 } 17799 17800 if (disabledPs.versionCode < deletedPs.versionCode) { 17801 // Delete data for downgrades 17802 flags &= ~PackageManager.DELETE_KEEP_DATA; 17803 } else { 17804 // Preserve data by setting flag 17805 flags |= PackageManager.DELETE_KEEP_DATA; 17806 } 17807 17808 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17809 outInfo, writeSettings, disabledPs.pkg); 17810 if (!ret) { 17811 return false; 17812 } 17813 17814 // writer 17815 synchronized (mPackages) { 17816 // NOTE: The system package always needs to be enabled; even if it's for 17817 // a compressed stub. If we don't, installing the system package fails 17818 // during scan [scanning checks the disabled packages]. We will reverse 17819 // this later, after we've "installed" the stub. 17820 // Reinstate the old system package 17821 enableSystemPackageLPw(disabledPs.pkg); 17822 // Remove any native libraries from the upgraded package. 17823 removeNativeBinariesLI(deletedPs); 17824 } 17825 17826 // Install the system package 17827 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17828 try { 17829 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 17830 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 17831 } catch (PackageManagerException e) { 17832 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17833 + e.getMessage()); 17834 return false; 17835 } finally { 17836 if (disabledPs.pkg.isStub) { 17837 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 17838 } 17839 } 17840 return true; 17841 } 17842 17843 /** 17844 * Installs a package that's already on the system partition. 17845 */ 17846 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 17847 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 17848 @Nullable PermissionsState origPermissionState, boolean writeSettings) 17849 throws PackageManagerException { 17850 @ParseFlags int parseFlags = 17851 mDefParseFlags 17852 | PackageParser.PARSE_MUST_BE_APK 17853 | PackageParser.PARSE_IS_SYSTEM_DIR; 17854 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 17855 if (isPrivileged || locationIsPrivileged(codePathString)) { 17856 scanFlags |= SCAN_AS_PRIVILEGED; 17857 } 17858 if (locationIsOem(codePathString)) { 17859 scanFlags |= SCAN_AS_OEM; 17860 } 17861 if (locationIsVendor(codePathString)) { 17862 scanFlags |= SCAN_AS_VENDOR; 17863 } 17864 17865 final File codePath = new File(codePathString); 17866 final PackageParser.Package pkg = 17867 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 17868 17869 try { 17870 // update shared libraries for the newly re-installed system package 17871 updateSharedLibrariesLPr(pkg, null); 17872 } catch (PackageManagerException e) { 17873 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17874 } 17875 17876 prepareAppDataAfterInstallLIF(pkg); 17877 17878 // writer 17879 synchronized (mPackages) { 17880 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 17881 17882 // Propagate the permissions state as we do not want to drop on the floor 17883 // runtime permissions. The update permissions method below will take 17884 // care of removing obsolete permissions and grant install permissions. 17885 if (origPermissionState != null) { 17886 ps.getPermissionsState().copyFrom(origPermissionState); 17887 } 17888 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 17889 mPermissionCallback); 17890 17891 final boolean applyUserRestrictions 17892 = (allUserHandles != null) && (origUserHandles != null); 17893 if (applyUserRestrictions) { 17894 boolean installedStateChanged = false; 17895 if (DEBUG_REMOVE) { 17896 Slog.d(TAG, "Propagating install state across reinstall"); 17897 } 17898 for (int userId : allUserHandles) { 17899 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 17900 if (DEBUG_REMOVE) { 17901 Slog.d(TAG, " user " + userId + " => " + installed); 17902 } 17903 if (installed != ps.getInstalled(userId)) { 17904 installedStateChanged = true; 17905 } 17906 ps.setInstalled(installed, userId); 17907 17908 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17909 } 17910 // Regardless of writeSettings we need to ensure that this restriction 17911 // state propagation is persisted 17912 mSettings.writeAllUsersPackageRestrictionsLPr(); 17913 if (installedStateChanged) { 17914 mSettings.writeKernelMappingLPr(ps); 17915 } 17916 } 17917 // can downgrade to reader here 17918 if (writeSettings) { 17919 mSettings.writeLPr(); 17920 } 17921 } 17922 return pkg; 17923 } 17924 17925 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17926 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17927 PackageRemovedInfo outInfo, boolean writeSettings, 17928 PackageParser.Package replacingPackage) { 17929 synchronized (mPackages) { 17930 if (outInfo != null) { 17931 outInfo.uid = ps.appId; 17932 } 17933 17934 if (outInfo != null && outInfo.removedChildPackages != null) { 17935 final int childCount = (ps.childPackageNames != null) 17936 ? ps.childPackageNames.size() : 0; 17937 for (int i = 0; i < childCount; i++) { 17938 String childPackageName = ps.childPackageNames.get(i); 17939 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17940 if (childPs == null) { 17941 return false; 17942 } 17943 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17944 childPackageName); 17945 if (childInfo != null) { 17946 childInfo.uid = childPs.appId; 17947 } 17948 } 17949 } 17950 } 17951 17952 // Delete package data from internal structures and also remove data if flag is set 17953 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17954 17955 // Delete the child packages data 17956 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17957 for (int i = 0; i < childCount; i++) { 17958 PackageSetting childPs; 17959 synchronized (mPackages) { 17960 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17961 } 17962 if (childPs != null) { 17963 PackageRemovedInfo childOutInfo = (outInfo != null 17964 && outInfo.removedChildPackages != null) 17965 ? outInfo.removedChildPackages.get(childPs.name) : null; 17966 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17967 && (replacingPackage != null 17968 && !replacingPackage.hasChildPackage(childPs.name)) 17969 ? flags & ~DELETE_KEEP_DATA : flags; 17970 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17971 deleteFlags, writeSettings); 17972 } 17973 } 17974 17975 // Delete application code and resources only for parent packages 17976 if (ps.parentPackageName == null) { 17977 if (deleteCodeAndResources && (outInfo != null)) { 17978 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17979 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17980 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17981 } 17982 } 17983 17984 return true; 17985 } 17986 17987 @Override 17988 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17989 int userId) { 17990 mContext.enforceCallingOrSelfPermission( 17991 android.Manifest.permission.DELETE_PACKAGES, null); 17992 synchronized (mPackages) { 17993 // Cannot block uninstall of static shared libs as they are 17994 // considered a part of the using app (emulating static linking). 17995 // Also static libs are installed always on internal storage. 17996 PackageParser.Package pkg = mPackages.get(packageName); 17997 if (pkg != null && pkg.staticSharedLibName != null) { 17998 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17999 + " providing static shared library: " + pkg.staticSharedLibName); 18000 return false; 18001 } 18002 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18003 mSettings.writePackageRestrictionsLPr(userId); 18004 } 18005 return true; 18006 } 18007 18008 @Override 18009 public boolean getBlockUninstallForUser(String packageName, int userId) { 18010 synchronized (mPackages) { 18011 final PackageSetting ps = mSettings.mPackages.get(packageName); 18012 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18013 return false; 18014 } 18015 return mSettings.getBlockUninstallLPr(userId, packageName); 18016 } 18017 } 18018 18019 @Override 18020 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18021 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18022 synchronized (mPackages) { 18023 PackageSetting ps = mSettings.mPackages.get(packageName); 18024 if (ps == null) { 18025 Log.w(TAG, "Package doesn't exist: " + packageName); 18026 return false; 18027 } 18028 if (systemUserApp) { 18029 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18030 } else { 18031 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18032 } 18033 mSettings.writeLPr(); 18034 } 18035 return true; 18036 } 18037 18038 /* 18039 * This method handles package deletion in general 18040 */ 18041 private boolean deletePackageLIF(String packageName, UserHandle user, 18042 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18043 PackageRemovedInfo outInfo, boolean writeSettings, 18044 PackageParser.Package replacingPackage) { 18045 if (packageName == null) { 18046 Slog.w(TAG, "Attempt to delete null packageName."); 18047 return false; 18048 } 18049 18050 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18051 18052 PackageSetting ps; 18053 synchronized (mPackages) { 18054 ps = mSettings.mPackages.get(packageName); 18055 if (ps == null) { 18056 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18057 return false; 18058 } 18059 18060 if (ps.parentPackageName != null && (!isSystemApp(ps) 18061 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18062 if (DEBUG_REMOVE) { 18063 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18064 + ((user == null) ? UserHandle.USER_ALL : user)); 18065 } 18066 final int removedUserId = (user != null) ? user.getIdentifier() 18067 : UserHandle.USER_ALL; 18068 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18069 return false; 18070 } 18071 markPackageUninstalledForUserLPw(ps, user); 18072 scheduleWritePackageRestrictionsLocked(user); 18073 return true; 18074 } 18075 } 18076 18077 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18078 && user.getIdentifier() != UserHandle.USER_ALL)) { 18079 // The caller is asking that the package only be deleted for a single 18080 // user. To do this, we just mark its uninstalled state and delete 18081 // its data. If this is a system app, we only allow this to happen if 18082 // they have set the special DELETE_SYSTEM_APP which requests different 18083 // semantics than normal for uninstalling system apps. 18084 markPackageUninstalledForUserLPw(ps, user); 18085 18086 if (!isSystemApp(ps)) { 18087 // Do not uninstall the APK if an app should be cached 18088 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18089 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18090 // Other user still have this package installed, so all 18091 // we need to do is clear this user's data and save that 18092 // it is uninstalled. 18093 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18094 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18095 return false; 18096 } 18097 scheduleWritePackageRestrictionsLocked(user); 18098 return true; 18099 } else { 18100 // We need to set it back to 'installed' so the uninstall 18101 // broadcasts will be sent correctly. 18102 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18103 ps.setInstalled(true, user.getIdentifier()); 18104 mSettings.writeKernelMappingLPr(ps); 18105 } 18106 } else { 18107 // This is a system app, so we assume that the 18108 // other users still have this package installed, so all 18109 // we need to do is clear this user's data and save that 18110 // it is uninstalled. 18111 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18112 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18113 return false; 18114 } 18115 scheduleWritePackageRestrictionsLocked(user); 18116 return true; 18117 } 18118 } 18119 18120 // If we are deleting a composite package for all users, keep track 18121 // of result for each child. 18122 if (ps.childPackageNames != null && outInfo != null) { 18123 synchronized (mPackages) { 18124 final int childCount = ps.childPackageNames.size(); 18125 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18126 for (int i = 0; i < childCount; i++) { 18127 String childPackageName = ps.childPackageNames.get(i); 18128 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18129 childInfo.removedPackage = childPackageName; 18130 childInfo.installerPackageName = ps.installerPackageName; 18131 outInfo.removedChildPackages.put(childPackageName, childInfo); 18132 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18133 if (childPs != null) { 18134 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18135 } 18136 } 18137 } 18138 } 18139 18140 boolean ret = false; 18141 if (isSystemApp(ps)) { 18142 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18143 // When an updated system application is deleted we delete the existing resources 18144 // as well and fall back to existing code in system partition 18145 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18146 } else { 18147 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18148 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18149 outInfo, writeSettings, replacingPackage); 18150 } 18151 18152 // Take a note whether we deleted the package for all users 18153 if (outInfo != null) { 18154 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18155 if (outInfo.removedChildPackages != null) { 18156 synchronized (mPackages) { 18157 final int childCount = outInfo.removedChildPackages.size(); 18158 for (int i = 0; i < childCount; i++) { 18159 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18160 if (childInfo != null) { 18161 childInfo.removedForAllUsers = mPackages.get( 18162 childInfo.removedPackage) == null; 18163 } 18164 } 18165 } 18166 } 18167 // If we uninstalled an update to a system app there may be some 18168 // child packages that appeared as they are declared in the system 18169 // app but were not declared in the update. 18170 if (isSystemApp(ps)) { 18171 synchronized (mPackages) { 18172 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18173 final int childCount = (updatedPs.childPackageNames != null) 18174 ? updatedPs.childPackageNames.size() : 0; 18175 for (int i = 0; i < childCount; i++) { 18176 String childPackageName = updatedPs.childPackageNames.get(i); 18177 if (outInfo.removedChildPackages == null 18178 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18179 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18180 if (childPs == null) { 18181 continue; 18182 } 18183 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18184 installRes.name = childPackageName; 18185 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18186 installRes.pkg = mPackages.get(childPackageName); 18187 installRes.uid = childPs.pkg.applicationInfo.uid; 18188 if (outInfo.appearedChildPackages == null) { 18189 outInfo.appearedChildPackages = new ArrayMap<>(); 18190 } 18191 outInfo.appearedChildPackages.put(childPackageName, installRes); 18192 } 18193 } 18194 } 18195 } 18196 } 18197 18198 return ret; 18199 } 18200 18201 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18202 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18203 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18204 for (int nextUserId : userIds) { 18205 if (DEBUG_REMOVE) { 18206 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18207 } 18208 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18209 false /*installed*/, 18210 true /*stopped*/, 18211 true /*notLaunched*/, 18212 false /*hidden*/, 18213 false /*suspended*/, 18214 false /*instantApp*/, 18215 false /*virtualPreload*/, 18216 null /*lastDisableAppCaller*/, 18217 null /*enabledComponents*/, 18218 null /*disabledComponents*/, 18219 ps.readUserState(nextUserId).domainVerificationStatus, 18220 0, PackageManager.INSTALL_REASON_UNKNOWN); 18221 } 18222 mSettings.writeKernelMappingLPr(ps); 18223 } 18224 18225 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18226 PackageRemovedInfo outInfo) { 18227 final PackageParser.Package pkg; 18228 synchronized (mPackages) { 18229 pkg = mPackages.get(ps.name); 18230 } 18231 18232 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18233 : new int[] {userId}; 18234 for (int nextUserId : userIds) { 18235 if (DEBUG_REMOVE) { 18236 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18237 + nextUserId); 18238 } 18239 18240 destroyAppDataLIF(pkg, userId, 18241 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18242 destroyAppProfilesLIF(pkg, userId); 18243 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18244 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18245 schedulePackageCleaning(ps.name, nextUserId, false); 18246 synchronized (mPackages) { 18247 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18248 scheduleWritePackageRestrictionsLocked(nextUserId); 18249 } 18250 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18251 } 18252 } 18253 18254 if (outInfo != null) { 18255 outInfo.removedPackage = ps.name; 18256 outInfo.installerPackageName = ps.installerPackageName; 18257 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18258 outInfo.removedAppId = ps.appId; 18259 outInfo.removedUsers = userIds; 18260 outInfo.broadcastUsers = userIds; 18261 } 18262 18263 return true; 18264 } 18265 18266 private final class ClearStorageConnection implements ServiceConnection { 18267 IMediaContainerService mContainerService; 18268 18269 @Override 18270 public void onServiceConnected(ComponentName name, IBinder service) { 18271 synchronized (this) { 18272 mContainerService = IMediaContainerService.Stub 18273 .asInterface(Binder.allowBlocking(service)); 18274 notifyAll(); 18275 } 18276 } 18277 18278 @Override 18279 public void onServiceDisconnected(ComponentName name) { 18280 } 18281 } 18282 18283 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18284 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18285 18286 final boolean mounted; 18287 if (Environment.isExternalStorageEmulated()) { 18288 mounted = true; 18289 } else { 18290 final String status = Environment.getExternalStorageState(); 18291 18292 mounted = status.equals(Environment.MEDIA_MOUNTED) 18293 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18294 } 18295 18296 if (!mounted) { 18297 return; 18298 } 18299 18300 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18301 int[] users; 18302 if (userId == UserHandle.USER_ALL) { 18303 users = sUserManager.getUserIds(); 18304 } else { 18305 users = new int[] { userId }; 18306 } 18307 final ClearStorageConnection conn = new ClearStorageConnection(); 18308 if (mContext.bindServiceAsUser( 18309 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18310 try { 18311 for (int curUser : users) { 18312 long timeout = SystemClock.uptimeMillis() + 5000; 18313 synchronized (conn) { 18314 long now; 18315 while (conn.mContainerService == null && 18316 (now = SystemClock.uptimeMillis()) < timeout) { 18317 try { 18318 conn.wait(timeout - now); 18319 } catch (InterruptedException e) { 18320 } 18321 } 18322 } 18323 if (conn.mContainerService == null) { 18324 return; 18325 } 18326 18327 final UserEnvironment userEnv = new UserEnvironment(curUser); 18328 clearDirectory(conn.mContainerService, 18329 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18330 if (allData) { 18331 clearDirectory(conn.mContainerService, 18332 userEnv.buildExternalStorageAppDataDirs(packageName)); 18333 clearDirectory(conn.mContainerService, 18334 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18335 } 18336 } 18337 } finally { 18338 mContext.unbindService(conn); 18339 } 18340 } 18341 } 18342 18343 @Override 18344 public void clearApplicationProfileData(String packageName) { 18345 enforceSystemOrRoot("Only the system can clear all profile data"); 18346 18347 final PackageParser.Package pkg; 18348 synchronized (mPackages) { 18349 pkg = mPackages.get(packageName); 18350 } 18351 18352 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18353 synchronized (mInstallLock) { 18354 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18355 } 18356 } 18357 } 18358 18359 @Override 18360 public void clearApplicationUserData(final String packageName, 18361 final IPackageDataObserver observer, final int userId) { 18362 mContext.enforceCallingOrSelfPermission( 18363 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18364 18365 final int callingUid = Binder.getCallingUid(); 18366 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18367 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18368 18369 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18370 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18371 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18372 throw new SecurityException("Cannot clear data for a protected package: " 18373 + packageName); 18374 } 18375 // Queue up an async operation since the package deletion may take a little while. 18376 mHandler.post(new Runnable() { 18377 public void run() { 18378 mHandler.removeCallbacks(this); 18379 final boolean succeeded; 18380 if (!filterApp) { 18381 try (PackageFreezer freezer = freezePackage(packageName, 18382 "clearApplicationUserData")) { 18383 synchronized (mInstallLock) { 18384 succeeded = clearApplicationUserDataLIF(packageName, userId); 18385 } 18386 clearExternalStorageDataSync(packageName, userId, true); 18387 synchronized (mPackages) { 18388 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18389 packageName, userId); 18390 } 18391 } 18392 if (succeeded) { 18393 // invoke DeviceStorageMonitor's update method to clear any notifications 18394 DeviceStorageMonitorInternal dsm = LocalServices 18395 .getService(DeviceStorageMonitorInternal.class); 18396 if (dsm != null) { 18397 dsm.checkMemory(); 18398 } 18399 } 18400 } else { 18401 succeeded = false; 18402 } 18403 if (observer != null) { 18404 try { 18405 observer.onRemoveCompleted(packageName, succeeded); 18406 } catch (RemoteException e) { 18407 Log.i(TAG, "Observer no longer exists."); 18408 } 18409 } //end if observer 18410 } //end run 18411 }); 18412 } 18413 18414 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18415 if (packageName == null) { 18416 Slog.w(TAG, "Attempt to delete null packageName."); 18417 return false; 18418 } 18419 18420 // Try finding details about the requested package 18421 PackageParser.Package pkg; 18422 synchronized (mPackages) { 18423 pkg = mPackages.get(packageName); 18424 if (pkg == null) { 18425 final PackageSetting ps = mSettings.mPackages.get(packageName); 18426 if (ps != null) { 18427 pkg = ps.pkg; 18428 } 18429 } 18430 18431 if (pkg == null) { 18432 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18433 return false; 18434 } 18435 18436 PackageSetting ps = (PackageSetting) pkg.mExtras; 18437 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18438 } 18439 18440 clearAppDataLIF(pkg, userId, 18441 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18442 18443 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18444 removeKeystoreDataIfNeeded(userId, appId); 18445 18446 UserManagerInternal umInternal = getUserManagerInternal(); 18447 final int flags; 18448 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18449 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18450 } else if (umInternal.isUserRunning(userId)) { 18451 flags = StorageManager.FLAG_STORAGE_DE; 18452 } else { 18453 flags = 0; 18454 } 18455 prepareAppDataContentsLIF(pkg, userId, flags); 18456 18457 return true; 18458 } 18459 18460 /** 18461 * Reverts user permission state changes (permissions and flags) in 18462 * all packages for a given user. 18463 * 18464 * @param userId The device user for which to do a reset. 18465 */ 18466 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18467 final int packageCount = mPackages.size(); 18468 for (int i = 0; i < packageCount; i++) { 18469 PackageParser.Package pkg = mPackages.valueAt(i); 18470 PackageSetting ps = (PackageSetting) pkg.mExtras; 18471 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18472 } 18473 } 18474 18475 private void resetNetworkPolicies(int userId) { 18476 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18477 } 18478 18479 /** 18480 * Reverts user permission state changes (permissions and flags). 18481 * 18482 * @param ps The package for which to reset. 18483 * @param userId The device user for which to do a reset. 18484 */ 18485 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18486 final PackageSetting ps, final int userId) { 18487 if (ps.pkg == null) { 18488 return; 18489 } 18490 18491 // These are flags that can change base on user actions. 18492 final int userSettableMask = FLAG_PERMISSION_USER_SET 18493 | FLAG_PERMISSION_USER_FIXED 18494 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18495 | FLAG_PERMISSION_REVIEW_REQUIRED; 18496 18497 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18498 | FLAG_PERMISSION_POLICY_FIXED; 18499 18500 boolean writeInstallPermissions = false; 18501 boolean writeRuntimePermissions = false; 18502 18503 final int permissionCount = ps.pkg.requestedPermissions.size(); 18504 for (int i = 0; i < permissionCount; i++) { 18505 final String permName = ps.pkg.requestedPermissions.get(i); 18506 final BasePermission bp = 18507 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 18508 if (bp == null) { 18509 continue; 18510 } 18511 18512 // If shared user we just reset the state to which only this app contributed. 18513 if (ps.sharedUser != null) { 18514 boolean used = false; 18515 final int packageCount = ps.sharedUser.packages.size(); 18516 for (int j = 0; j < packageCount; j++) { 18517 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18518 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18519 && pkg.pkg.requestedPermissions.contains(permName)) { 18520 used = true; 18521 break; 18522 } 18523 } 18524 if (used) { 18525 continue; 18526 } 18527 } 18528 18529 final PermissionsState permissionsState = ps.getPermissionsState(); 18530 18531 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 18532 18533 // Always clear the user settable flags. 18534 final boolean hasInstallState = 18535 permissionsState.getInstallPermissionState(permName) != null; 18536 // If permission review is enabled and this is a legacy app, mark the 18537 // permission as requiring a review as this is the initial state. 18538 int flags = 0; 18539 if (mSettings.mPermissions.mPermissionReviewRequired 18540 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18541 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18542 } 18543 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18544 if (hasInstallState) { 18545 writeInstallPermissions = true; 18546 } else { 18547 writeRuntimePermissions = true; 18548 } 18549 } 18550 18551 // Below is only runtime permission handling. 18552 if (!bp.isRuntime()) { 18553 continue; 18554 } 18555 18556 // Never clobber system or policy. 18557 if ((oldFlags & policyOrSystemFlags) != 0) { 18558 continue; 18559 } 18560 18561 // If this permission was granted by default, make sure it is. 18562 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18563 if (permissionsState.grantRuntimePermission(bp, userId) 18564 != PERMISSION_OPERATION_FAILURE) { 18565 writeRuntimePermissions = true; 18566 } 18567 // If permission review is enabled the permissions for a legacy apps 18568 // are represented as constantly granted runtime ones, so don't revoke. 18569 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18570 // Otherwise, reset the permission. 18571 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18572 switch (revokeResult) { 18573 case PERMISSION_OPERATION_SUCCESS: 18574 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18575 writeRuntimePermissions = true; 18576 final int appId = ps.appId; 18577 mHandler.post(new Runnable() { 18578 @Override 18579 public void run() { 18580 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18581 } 18582 }); 18583 } break; 18584 } 18585 } 18586 } 18587 18588 // Synchronously write as we are taking permissions away. 18589 if (writeRuntimePermissions) { 18590 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18591 } 18592 18593 // Synchronously write as we are taking permissions away. 18594 if (writeInstallPermissions) { 18595 mSettings.writeLPr(); 18596 } 18597 } 18598 18599 /** 18600 * Remove entries from the keystore daemon. Will only remove it if the 18601 * {@code appId} is valid. 18602 */ 18603 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18604 if (appId < 0) { 18605 return; 18606 } 18607 18608 final KeyStore keyStore = KeyStore.getInstance(); 18609 if (keyStore != null) { 18610 if (userId == UserHandle.USER_ALL) { 18611 for (final int individual : sUserManager.getUserIds()) { 18612 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18613 } 18614 } else { 18615 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18616 } 18617 } else { 18618 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18619 } 18620 } 18621 18622 @Override 18623 public void deleteApplicationCacheFiles(final String packageName, 18624 final IPackageDataObserver observer) { 18625 final int userId = UserHandle.getCallingUserId(); 18626 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18627 } 18628 18629 @Override 18630 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18631 final IPackageDataObserver observer) { 18632 final int callingUid = Binder.getCallingUid(); 18633 mContext.enforceCallingOrSelfPermission( 18634 android.Manifest.permission.DELETE_CACHE_FILES, null); 18635 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18636 /* requireFullPermission= */ true, /* checkShell= */ false, 18637 "delete application cache files"); 18638 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 18639 android.Manifest.permission.ACCESS_INSTANT_APPS); 18640 18641 final PackageParser.Package pkg; 18642 synchronized (mPackages) { 18643 pkg = mPackages.get(packageName); 18644 } 18645 18646 // Queue up an async operation since the package deletion may take a little while. 18647 mHandler.post(new Runnable() { 18648 public void run() { 18649 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 18650 boolean doClearData = true; 18651 if (ps != null) { 18652 final boolean targetIsInstantApp = 18653 ps.getInstantApp(UserHandle.getUserId(callingUid)); 18654 doClearData = !targetIsInstantApp 18655 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 18656 } 18657 if (doClearData) { 18658 synchronized (mInstallLock) { 18659 final int flags = StorageManager.FLAG_STORAGE_DE 18660 | StorageManager.FLAG_STORAGE_CE; 18661 // We're only clearing cache files, so we don't care if the 18662 // app is unfrozen and still able to run 18663 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18664 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18665 } 18666 clearExternalStorageDataSync(packageName, userId, false); 18667 } 18668 if (observer != null) { 18669 try { 18670 observer.onRemoveCompleted(packageName, true); 18671 } catch (RemoteException e) { 18672 Log.i(TAG, "Observer no longer exists."); 18673 } 18674 } 18675 } 18676 }); 18677 } 18678 18679 @Override 18680 public void getPackageSizeInfo(final String packageName, int userHandle, 18681 final IPackageStatsObserver observer) { 18682 throw new UnsupportedOperationException( 18683 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18684 } 18685 18686 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18687 final PackageSetting ps; 18688 synchronized (mPackages) { 18689 ps = mSettings.mPackages.get(packageName); 18690 if (ps == null) { 18691 Slog.w(TAG, "Failed to find settings for " + packageName); 18692 return false; 18693 } 18694 } 18695 18696 final String[] packageNames = { packageName }; 18697 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18698 final String[] codePaths = { ps.codePathString }; 18699 18700 try { 18701 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18702 ps.appId, ceDataInodes, codePaths, stats); 18703 18704 // For now, ignore code size of packages on system partition 18705 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18706 stats.codeSize = 0; 18707 } 18708 18709 // External clients expect these to be tracked separately 18710 stats.dataSize -= stats.cacheSize; 18711 18712 } catch (InstallerException e) { 18713 Slog.w(TAG, String.valueOf(e)); 18714 return false; 18715 } 18716 18717 return true; 18718 } 18719 18720 private int getUidTargetSdkVersionLockedLPr(int uid) { 18721 Object obj = mSettings.getUserIdLPr(uid); 18722 if (obj instanceof SharedUserSetting) { 18723 final SharedUserSetting sus = (SharedUserSetting) obj; 18724 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18725 final Iterator<PackageSetting> it = sus.packages.iterator(); 18726 while (it.hasNext()) { 18727 final PackageSetting ps = it.next(); 18728 if (ps.pkg != null) { 18729 int v = ps.pkg.applicationInfo.targetSdkVersion; 18730 if (v < vers) vers = v; 18731 } 18732 } 18733 return vers; 18734 } else if (obj instanceof PackageSetting) { 18735 final PackageSetting ps = (PackageSetting) obj; 18736 if (ps.pkg != null) { 18737 return ps.pkg.applicationInfo.targetSdkVersion; 18738 } 18739 } 18740 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18741 } 18742 18743 @Override 18744 public void addPreferredActivity(IntentFilter filter, int match, 18745 ComponentName[] set, ComponentName activity, int userId) { 18746 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18747 "Adding preferred"); 18748 } 18749 18750 private void addPreferredActivityInternal(IntentFilter filter, int match, 18751 ComponentName[] set, ComponentName activity, boolean always, int userId, 18752 String opname) { 18753 // writer 18754 int callingUid = Binder.getCallingUid(); 18755 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18756 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18757 if (filter.countActions() == 0) { 18758 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18759 return; 18760 } 18761 synchronized (mPackages) { 18762 if (mContext.checkCallingOrSelfPermission( 18763 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18764 != PackageManager.PERMISSION_GRANTED) { 18765 if (getUidTargetSdkVersionLockedLPr(callingUid) 18766 < Build.VERSION_CODES.FROYO) { 18767 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18768 + callingUid); 18769 return; 18770 } 18771 mContext.enforceCallingOrSelfPermission( 18772 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18773 } 18774 18775 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18776 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18777 + userId + ":"); 18778 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18779 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18780 scheduleWritePackageRestrictionsLocked(userId); 18781 postPreferredActivityChangedBroadcast(userId); 18782 } 18783 } 18784 18785 private void postPreferredActivityChangedBroadcast(int userId) { 18786 mHandler.post(() -> { 18787 final IActivityManager am = ActivityManager.getService(); 18788 if (am == null) { 18789 return; 18790 } 18791 18792 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18793 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18794 try { 18795 am.broadcastIntent(null, intent, null, null, 18796 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18797 null, false, false, userId); 18798 } catch (RemoteException e) { 18799 } 18800 }); 18801 } 18802 18803 @Override 18804 public void replacePreferredActivity(IntentFilter filter, int match, 18805 ComponentName[] set, ComponentName activity, int userId) { 18806 if (filter.countActions() != 1) { 18807 throw new IllegalArgumentException( 18808 "replacePreferredActivity expects filter to have only 1 action."); 18809 } 18810 if (filter.countDataAuthorities() != 0 18811 || filter.countDataPaths() != 0 18812 || filter.countDataSchemes() > 1 18813 || filter.countDataTypes() != 0) { 18814 throw new IllegalArgumentException( 18815 "replacePreferredActivity expects filter to have no data authorities, " + 18816 "paths, or types; and at most one scheme."); 18817 } 18818 18819 final int callingUid = Binder.getCallingUid(); 18820 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18821 true /* requireFullPermission */, false /* checkShell */, 18822 "replace preferred activity"); 18823 synchronized (mPackages) { 18824 if (mContext.checkCallingOrSelfPermission( 18825 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18826 != PackageManager.PERMISSION_GRANTED) { 18827 if (getUidTargetSdkVersionLockedLPr(callingUid) 18828 < Build.VERSION_CODES.FROYO) { 18829 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18830 + Binder.getCallingUid()); 18831 return; 18832 } 18833 mContext.enforceCallingOrSelfPermission( 18834 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18835 } 18836 18837 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18838 if (pir != null) { 18839 // Get all of the existing entries that exactly match this filter. 18840 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18841 if (existing != null && existing.size() == 1) { 18842 PreferredActivity cur = existing.get(0); 18843 if (DEBUG_PREFERRED) { 18844 Slog.i(TAG, "Checking replace of preferred:"); 18845 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18846 if (!cur.mPref.mAlways) { 18847 Slog.i(TAG, " -- CUR; not mAlways!"); 18848 } else { 18849 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18850 Slog.i(TAG, " -- CUR: mSet=" 18851 + Arrays.toString(cur.mPref.mSetComponents)); 18852 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18853 Slog.i(TAG, " -- NEW: mMatch=" 18854 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18855 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18856 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18857 } 18858 } 18859 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18860 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18861 && cur.mPref.sameSet(set)) { 18862 // Setting the preferred activity to what it happens to be already 18863 if (DEBUG_PREFERRED) { 18864 Slog.i(TAG, "Replacing with same preferred activity " 18865 + cur.mPref.mShortComponent + " for user " 18866 + userId + ":"); 18867 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18868 } 18869 return; 18870 } 18871 } 18872 18873 if (existing != null) { 18874 if (DEBUG_PREFERRED) { 18875 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18876 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18877 } 18878 for (int i = 0; i < existing.size(); i++) { 18879 PreferredActivity pa = existing.get(i); 18880 if (DEBUG_PREFERRED) { 18881 Slog.i(TAG, "Removing existing preferred activity " 18882 + pa.mPref.mComponent + ":"); 18883 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18884 } 18885 pir.removeFilter(pa); 18886 } 18887 } 18888 } 18889 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18890 "Replacing preferred"); 18891 } 18892 } 18893 18894 @Override 18895 public void clearPackagePreferredActivities(String packageName) { 18896 final int callingUid = Binder.getCallingUid(); 18897 if (getInstantAppPackageName(callingUid) != null) { 18898 return; 18899 } 18900 // writer 18901 synchronized (mPackages) { 18902 PackageParser.Package pkg = mPackages.get(packageName); 18903 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 18904 if (mContext.checkCallingOrSelfPermission( 18905 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18906 != PackageManager.PERMISSION_GRANTED) { 18907 if (getUidTargetSdkVersionLockedLPr(callingUid) 18908 < Build.VERSION_CODES.FROYO) { 18909 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18910 + callingUid); 18911 return; 18912 } 18913 mContext.enforceCallingOrSelfPermission( 18914 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18915 } 18916 } 18917 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18918 if (ps != null 18919 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 18920 return; 18921 } 18922 int user = UserHandle.getCallingUserId(); 18923 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18924 scheduleWritePackageRestrictionsLocked(user); 18925 } 18926 } 18927 } 18928 18929 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18930 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18931 ArrayList<PreferredActivity> removed = null; 18932 boolean changed = false; 18933 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18934 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18935 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18936 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18937 continue; 18938 } 18939 Iterator<PreferredActivity> it = pir.filterIterator(); 18940 while (it.hasNext()) { 18941 PreferredActivity pa = it.next(); 18942 // Mark entry for removal only if it matches the package name 18943 // and the entry is of type "always". 18944 if (packageName == null || 18945 (pa.mPref.mComponent.getPackageName().equals(packageName) 18946 && pa.mPref.mAlways)) { 18947 if (removed == null) { 18948 removed = new ArrayList<PreferredActivity>(); 18949 } 18950 removed.add(pa); 18951 } 18952 } 18953 if (removed != null) { 18954 for (int j=0; j<removed.size(); j++) { 18955 PreferredActivity pa = removed.get(j); 18956 pir.removeFilter(pa); 18957 } 18958 changed = true; 18959 } 18960 } 18961 if (changed) { 18962 postPreferredActivityChangedBroadcast(userId); 18963 } 18964 return changed; 18965 } 18966 18967 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18968 private void clearIntentFilterVerificationsLPw(int userId) { 18969 final int packageCount = mPackages.size(); 18970 for (int i = 0; i < packageCount; i++) { 18971 PackageParser.Package pkg = mPackages.valueAt(i); 18972 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18973 } 18974 } 18975 18976 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18977 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18978 if (userId == UserHandle.USER_ALL) { 18979 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18980 sUserManager.getUserIds())) { 18981 for (int oneUserId : sUserManager.getUserIds()) { 18982 scheduleWritePackageRestrictionsLocked(oneUserId); 18983 } 18984 } 18985 } else { 18986 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18987 scheduleWritePackageRestrictionsLocked(userId); 18988 } 18989 } 18990 } 18991 18992 /** Clears state for all users, and touches intent filter verification policy */ 18993 void clearDefaultBrowserIfNeeded(String packageName) { 18994 for (int oneUserId : sUserManager.getUserIds()) { 18995 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 18996 } 18997 } 18998 18999 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19000 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19001 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19002 if (packageName.equals(defaultBrowserPackageName)) { 19003 setDefaultBrowserPackageName(null, userId); 19004 } 19005 } 19006 } 19007 19008 @Override 19009 public void resetApplicationPreferences(int userId) { 19010 mContext.enforceCallingOrSelfPermission( 19011 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19012 final long identity = Binder.clearCallingIdentity(); 19013 // writer 19014 try { 19015 synchronized (mPackages) { 19016 clearPackagePreferredActivitiesLPw(null, userId); 19017 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19018 // TODO: We have to reset the default SMS and Phone. This requires 19019 // significant refactoring to keep all default apps in the package 19020 // manager (cleaner but more work) or have the services provide 19021 // callbacks to the package manager to request a default app reset. 19022 applyFactoryDefaultBrowserLPw(userId); 19023 clearIntentFilterVerificationsLPw(userId); 19024 primeDomainVerificationsLPw(userId); 19025 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19026 scheduleWritePackageRestrictionsLocked(userId); 19027 } 19028 resetNetworkPolicies(userId); 19029 } finally { 19030 Binder.restoreCallingIdentity(identity); 19031 } 19032 } 19033 19034 @Override 19035 public int getPreferredActivities(List<IntentFilter> outFilters, 19036 List<ComponentName> outActivities, String packageName) { 19037 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19038 return 0; 19039 } 19040 int num = 0; 19041 final int userId = UserHandle.getCallingUserId(); 19042 // reader 19043 synchronized (mPackages) { 19044 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19045 if (pir != null) { 19046 final Iterator<PreferredActivity> it = pir.filterIterator(); 19047 while (it.hasNext()) { 19048 final PreferredActivity pa = it.next(); 19049 if (packageName == null 19050 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19051 && pa.mPref.mAlways)) { 19052 if (outFilters != null) { 19053 outFilters.add(new IntentFilter(pa)); 19054 } 19055 if (outActivities != null) { 19056 outActivities.add(pa.mPref.mComponent); 19057 } 19058 } 19059 } 19060 } 19061 } 19062 19063 return num; 19064 } 19065 19066 @Override 19067 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19068 int userId) { 19069 int callingUid = Binder.getCallingUid(); 19070 if (callingUid != Process.SYSTEM_UID) { 19071 throw new SecurityException( 19072 "addPersistentPreferredActivity can only be run by the system"); 19073 } 19074 if (filter.countActions() == 0) { 19075 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19076 return; 19077 } 19078 synchronized (mPackages) { 19079 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19080 ":"); 19081 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19082 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19083 new PersistentPreferredActivity(filter, activity)); 19084 scheduleWritePackageRestrictionsLocked(userId); 19085 postPreferredActivityChangedBroadcast(userId); 19086 } 19087 } 19088 19089 @Override 19090 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19091 int callingUid = Binder.getCallingUid(); 19092 if (callingUid != Process.SYSTEM_UID) { 19093 throw new SecurityException( 19094 "clearPackagePersistentPreferredActivities can only be run by the system"); 19095 } 19096 ArrayList<PersistentPreferredActivity> removed = null; 19097 boolean changed = false; 19098 synchronized (mPackages) { 19099 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19100 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19101 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19102 .valueAt(i); 19103 if (userId != thisUserId) { 19104 continue; 19105 } 19106 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19107 while (it.hasNext()) { 19108 PersistentPreferredActivity ppa = it.next(); 19109 // Mark entry for removal only if it matches the package name. 19110 if (ppa.mComponent.getPackageName().equals(packageName)) { 19111 if (removed == null) { 19112 removed = new ArrayList<PersistentPreferredActivity>(); 19113 } 19114 removed.add(ppa); 19115 } 19116 } 19117 if (removed != null) { 19118 for (int j=0; j<removed.size(); j++) { 19119 PersistentPreferredActivity ppa = removed.get(j); 19120 ppir.removeFilter(ppa); 19121 } 19122 changed = true; 19123 } 19124 } 19125 19126 if (changed) { 19127 scheduleWritePackageRestrictionsLocked(userId); 19128 postPreferredActivityChangedBroadcast(userId); 19129 } 19130 } 19131 } 19132 19133 /** 19134 * Common machinery for picking apart a restored XML blob and passing 19135 * it to a caller-supplied functor to be applied to the running system. 19136 */ 19137 private void restoreFromXml(XmlPullParser parser, int userId, 19138 String expectedStartTag, BlobXmlRestorer functor) 19139 throws IOException, XmlPullParserException { 19140 int type; 19141 while ((type = parser.next()) != XmlPullParser.START_TAG 19142 && type != XmlPullParser.END_DOCUMENT) { 19143 } 19144 if (type != XmlPullParser.START_TAG) { 19145 // oops didn't find a start tag?! 19146 if (DEBUG_BACKUP) { 19147 Slog.e(TAG, "Didn't find start tag during restore"); 19148 } 19149 return; 19150 } 19151Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19152 // this is supposed to be TAG_PREFERRED_BACKUP 19153 if (!expectedStartTag.equals(parser.getName())) { 19154 if (DEBUG_BACKUP) { 19155 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19156 } 19157 return; 19158 } 19159 19160 // skip interfering stuff, then we're aligned with the backing implementation 19161 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19162Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19163 functor.apply(parser, userId); 19164 } 19165 19166 private interface BlobXmlRestorer { 19167 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19168 } 19169 19170 /** 19171 * Non-Binder method, support for the backup/restore mechanism: write the 19172 * full set of preferred activities in its canonical XML format. Returns the 19173 * XML output as a byte array, or null if there is none. 19174 */ 19175 @Override 19176 public byte[] getPreferredActivityBackup(int userId) { 19177 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19178 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19179 } 19180 19181 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19182 try { 19183 final XmlSerializer serializer = new FastXmlSerializer(); 19184 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19185 serializer.startDocument(null, true); 19186 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19187 19188 synchronized (mPackages) { 19189 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19190 } 19191 19192 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19193 serializer.endDocument(); 19194 serializer.flush(); 19195 } catch (Exception e) { 19196 if (DEBUG_BACKUP) { 19197 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19198 } 19199 return null; 19200 } 19201 19202 return dataStream.toByteArray(); 19203 } 19204 19205 @Override 19206 public void restorePreferredActivities(byte[] backup, int userId) { 19207 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19208 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19209 } 19210 19211 try { 19212 final XmlPullParser parser = Xml.newPullParser(); 19213 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19214 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19215 new BlobXmlRestorer() { 19216 @Override 19217 public void apply(XmlPullParser parser, int userId) 19218 throws XmlPullParserException, IOException { 19219 synchronized (mPackages) { 19220 mSettings.readPreferredActivitiesLPw(parser, userId); 19221 } 19222 } 19223 } ); 19224 } catch (Exception e) { 19225 if (DEBUG_BACKUP) { 19226 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19227 } 19228 } 19229 } 19230 19231 /** 19232 * Non-Binder method, support for the backup/restore mechanism: write the 19233 * default browser (etc) settings in its canonical XML format. Returns the default 19234 * browser XML representation as a byte array, or null if there is none. 19235 */ 19236 @Override 19237 public byte[] getDefaultAppsBackup(int userId) { 19238 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19239 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19240 } 19241 19242 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19243 try { 19244 final XmlSerializer serializer = new FastXmlSerializer(); 19245 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19246 serializer.startDocument(null, true); 19247 serializer.startTag(null, TAG_DEFAULT_APPS); 19248 19249 synchronized (mPackages) { 19250 mSettings.writeDefaultAppsLPr(serializer, userId); 19251 } 19252 19253 serializer.endTag(null, TAG_DEFAULT_APPS); 19254 serializer.endDocument(); 19255 serializer.flush(); 19256 } catch (Exception e) { 19257 if (DEBUG_BACKUP) { 19258 Slog.e(TAG, "Unable to write default apps for backup", e); 19259 } 19260 return null; 19261 } 19262 19263 return dataStream.toByteArray(); 19264 } 19265 19266 @Override 19267 public void restoreDefaultApps(byte[] backup, int userId) { 19268 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19269 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19270 } 19271 19272 try { 19273 final XmlPullParser parser = Xml.newPullParser(); 19274 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19275 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19276 new BlobXmlRestorer() { 19277 @Override 19278 public void apply(XmlPullParser parser, int userId) 19279 throws XmlPullParserException, IOException { 19280 synchronized (mPackages) { 19281 mSettings.readDefaultAppsLPw(parser, userId); 19282 } 19283 } 19284 } ); 19285 } catch (Exception e) { 19286 if (DEBUG_BACKUP) { 19287 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19288 } 19289 } 19290 } 19291 19292 @Override 19293 public byte[] getIntentFilterVerificationBackup(int userId) { 19294 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19295 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19296 } 19297 19298 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19299 try { 19300 final XmlSerializer serializer = new FastXmlSerializer(); 19301 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19302 serializer.startDocument(null, true); 19303 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19304 19305 synchronized (mPackages) { 19306 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19307 } 19308 19309 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19310 serializer.endDocument(); 19311 serializer.flush(); 19312 } catch (Exception e) { 19313 if (DEBUG_BACKUP) { 19314 Slog.e(TAG, "Unable to write default apps for backup", e); 19315 } 19316 return null; 19317 } 19318 19319 return dataStream.toByteArray(); 19320 } 19321 19322 @Override 19323 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19324 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19325 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19326 } 19327 19328 try { 19329 final XmlPullParser parser = Xml.newPullParser(); 19330 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19331 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19332 new BlobXmlRestorer() { 19333 @Override 19334 public void apply(XmlPullParser parser, int userId) 19335 throws XmlPullParserException, IOException { 19336 synchronized (mPackages) { 19337 mSettings.readAllDomainVerificationsLPr(parser, userId); 19338 mSettings.writeLPr(); 19339 } 19340 } 19341 } ); 19342 } catch (Exception e) { 19343 if (DEBUG_BACKUP) { 19344 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19345 } 19346 } 19347 } 19348 19349 @Override 19350 public byte[] getPermissionGrantBackup(int userId) { 19351 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19352 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19353 } 19354 19355 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19356 try { 19357 final XmlSerializer serializer = new FastXmlSerializer(); 19358 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19359 serializer.startDocument(null, true); 19360 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19361 19362 synchronized (mPackages) { 19363 serializeRuntimePermissionGrantsLPr(serializer, userId); 19364 } 19365 19366 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19367 serializer.endDocument(); 19368 serializer.flush(); 19369 } catch (Exception e) { 19370 if (DEBUG_BACKUP) { 19371 Slog.e(TAG, "Unable to write default apps for backup", e); 19372 } 19373 return null; 19374 } 19375 19376 return dataStream.toByteArray(); 19377 } 19378 19379 @Override 19380 public void restorePermissionGrants(byte[] backup, int userId) { 19381 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19382 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19383 } 19384 19385 try { 19386 final XmlPullParser parser = Xml.newPullParser(); 19387 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19388 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19389 new BlobXmlRestorer() { 19390 @Override 19391 public void apply(XmlPullParser parser, int userId) 19392 throws XmlPullParserException, IOException { 19393 synchronized (mPackages) { 19394 processRestoredPermissionGrantsLPr(parser, userId); 19395 } 19396 } 19397 } ); 19398 } catch (Exception e) { 19399 if (DEBUG_BACKUP) { 19400 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19401 } 19402 } 19403 } 19404 19405 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19406 throws IOException { 19407 serializer.startTag(null, TAG_ALL_GRANTS); 19408 19409 final int N = mSettings.mPackages.size(); 19410 for (int i = 0; i < N; i++) { 19411 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19412 boolean pkgGrantsKnown = false; 19413 19414 PermissionsState packagePerms = ps.getPermissionsState(); 19415 19416 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19417 final int grantFlags = state.getFlags(); 19418 // only look at grants that are not system/policy fixed 19419 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19420 final boolean isGranted = state.isGranted(); 19421 // And only back up the user-twiddled state bits 19422 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19423 final String packageName = mSettings.mPackages.keyAt(i); 19424 if (!pkgGrantsKnown) { 19425 serializer.startTag(null, TAG_GRANT); 19426 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19427 pkgGrantsKnown = true; 19428 } 19429 19430 final boolean userSet = 19431 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19432 final boolean userFixed = 19433 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19434 final boolean revoke = 19435 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19436 19437 serializer.startTag(null, TAG_PERMISSION); 19438 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19439 if (isGranted) { 19440 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19441 } 19442 if (userSet) { 19443 serializer.attribute(null, ATTR_USER_SET, "true"); 19444 } 19445 if (userFixed) { 19446 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19447 } 19448 if (revoke) { 19449 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19450 } 19451 serializer.endTag(null, TAG_PERMISSION); 19452 } 19453 } 19454 } 19455 19456 if (pkgGrantsKnown) { 19457 serializer.endTag(null, TAG_GRANT); 19458 } 19459 } 19460 19461 serializer.endTag(null, TAG_ALL_GRANTS); 19462 } 19463 19464 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19465 throws XmlPullParserException, IOException { 19466 String pkgName = null; 19467 int outerDepth = parser.getDepth(); 19468 int type; 19469 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19470 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19471 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19472 continue; 19473 } 19474 19475 final String tagName = parser.getName(); 19476 if (tagName.equals(TAG_GRANT)) { 19477 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19478 if (DEBUG_BACKUP) { 19479 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19480 } 19481 } else if (tagName.equals(TAG_PERMISSION)) { 19482 19483 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19484 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19485 19486 int newFlagSet = 0; 19487 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19488 newFlagSet |= FLAG_PERMISSION_USER_SET; 19489 } 19490 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19491 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19492 } 19493 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19494 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19495 } 19496 if (DEBUG_BACKUP) { 19497 Slog.v(TAG, " + Restoring grant:" 19498 + " pkg=" + pkgName 19499 + " perm=" + permName 19500 + " granted=" + isGranted 19501 + " bits=0x" + Integer.toHexString(newFlagSet)); 19502 } 19503 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19504 if (ps != null) { 19505 // Already installed so we apply the grant immediately 19506 if (DEBUG_BACKUP) { 19507 Slog.v(TAG, " + already installed; applying"); 19508 } 19509 PermissionsState perms = ps.getPermissionsState(); 19510 BasePermission bp = 19511 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19512 if (bp != null) { 19513 if (isGranted) { 19514 perms.grantRuntimePermission(bp, userId); 19515 } 19516 if (newFlagSet != 0) { 19517 perms.updatePermissionFlags( 19518 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19519 } 19520 } 19521 } else { 19522 // Need to wait for post-restore install to apply the grant 19523 if (DEBUG_BACKUP) { 19524 Slog.v(TAG, " - not yet installed; saving for later"); 19525 } 19526 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19527 isGranted, newFlagSet, userId); 19528 } 19529 } else { 19530 PackageManagerService.reportSettingsProblem(Log.WARN, 19531 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19532 XmlUtils.skipCurrentTag(parser); 19533 } 19534 } 19535 19536 scheduleWriteSettingsLocked(); 19537 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19538 } 19539 19540 @Override 19541 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19542 int sourceUserId, int targetUserId, int flags) { 19543 mContext.enforceCallingOrSelfPermission( 19544 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19545 int callingUid = Binder.getCallingUid(); 19546 enforceOwnerRights(ownerPackage, callingUid); 19547 PackageManagerServiceUtils.enforceShellRestriction( 19548 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19549 if (intentFilter.countActions() == 0) { 19550 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19551 return; 19552 } 19553 synchronized (mPackages) { 19554 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19555 ownerPackage, targetUserId, flags); 19556 CrossProfileIntentResolver resolver = 19557 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19558 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19559 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19560 if (existing != null) { 19561 int size = existing.size(); 19562 for (int i = 0; i < size; i++) { 19563 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19564 return; 19565 } 19566 } 19567 } 19568 resolver.addFilter(newFilter); 19569 scheduleWritePackageRestrictionsLocked(sourceUserId); 19570 } 19571 } 19572 19573 @Override 19574 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19575 mContext.enforceCallingOrSelfPermission( 19576 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19577 final int callingUid = Binder.getCallingUid(); 19578 enforceOwnerRights(ownerPackage, callingUid); 19579 PackageManagerServiceUtils.enforceShellRestriction( 19580 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19581 synchronized (mPackages) { 19582 CrossProfileIntentResolver resolver = 19583 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19584 ArraySet<CrossProfileIntentFilter> set = 19585 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19586 for (CrossProfileIntentFilter filter : set) { 19587 if (filter.getOwnerPackage().equals(ownerPackage)) { 19588 resolver.removeFilter(filter); 19589 } 19590 } 19591 scheduleWritePackageRestrictionsLocked(sourceUserId); 19592 } 19593 } 19594 19595 // Enforcing that callingUid is owning pkg on userId 19596 private void enforceOwnerRights(String pkg, int callingUid) { 19597 // The system owns everything. 19598 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19599 return; 19600 } 19601 final int callingUserId = UserHandle.getUserId(callingUid); 19602 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19603 if (pi == null) { 19604 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19605 + callingUserId); 19606 } 19607 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19608 throw new SecurityException("Calling uid " + callingUid 19609 + " does not own package " + pkg); 19610 } 19611 } 19612 19613 @Override 19614 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19615 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19616 return null; 19617 } 19618 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19619 } 19620 19621 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 19622 UserManagerService ums = UserManagerService.getInstance(); 19623 if (ums != null) { 19624 final UserInfo parent = ums.getProfileParent(userId); 19625 final int launcherUid = (parent != null) ? parent.id : userId; 19626 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 19627 if (launcherComponent != null) { 19628 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 19629 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 19630 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 19631 .setPackage(launcherComponent.getPackageName()); 19632 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 19633 } 19634 } 19635 } 19636 19637 /** 19638 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19639 * then reports the most likely home activity or null if there are more than one. 19640 */ 19641 private ComponentName getDefaultHomeActivity(int userId) { 19642 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19643 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19644 if (cn != null) { 19645 return cn; 19646 } 19647 19648 // Find the launcher with the highest priority and return that component if there are no 19649 // other home activity with the same priority. 19650 int lastPriority = Integer.MIN_VALUE; 19651 ComponentName lastComponent = null; 19652 final int size = allHomeCandidates.size(); 19653 for (int i = 0; i < size; i++) { 19654 final ResolveInfo ri = allHomeCandidates.get(i); 19655 if (ri.priority > lastPriority) { 19656 lastComponent = ri.activityInfo.getComponentName(); 19657 lastPriority = ri.priority; 19658 } else if (ri.priority == lastPriority) { 19659 // Two components found with same priority. 19660 lastComponent = null; 19661 } 19662 } 19663 return lastComponent; 19664 } 19665 19666 private Intent getHomeIntent() { 19667 Intent intent = new Intent(Intent.ACTION_MAIN); 19668 intent.addCategory(Intent.CATEGORY_HOME); 19669 intent.addCategory(Intent.CATEGORY_DEFAULT); 19670 return intent; 19671 } 19672 19673 private IntentFilter getHomeFilter() { 19674 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19675 filter.addCategory(Intent.CATEGORY_HOME); 19676 filter.addCategory(Intent.CATEGORY_DEFAULT); 19677 return filter; 19678 } 19679 19680 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19681 int userId) { 19682 Intent intent = getHomeIntent(); 19683 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19684 PackageManager.GET_META_DATA, userId); 19685 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19686 true, false, false, userId); 19687 19688 allHomeCandidates.clear(); 19689 if (list != null) { 19690 for (ResolveInfo ri : list) { 19691 allHomeCandidates.add(ri); 19692 } 19693 } 19694 return (preferred == null || preferred.activityInfo == null) 19695 ? null 19696 : new ComponentName(preferred.activityInfo.packageName, 19697 preferred.activityInfo.name); 19698 } 19699 19700 @Override 19701 public void setHomeActivity(ComponentName comp, int userId) { 19702 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19703 return; 19704 } 19705 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19706 getHomeActivitiesAsUser(homeActivities, userId); 19707 19708 boolean found = false; 19709 19710 final int size = homeActivities.size(); 19711 final ComponentName[] set = new ComponentName[size]; 19712 for (int i = 0; i < size; i++) { 19713 final ResolveInfo candidate = homeActivities.get(i); 19714 final ActivityInfo info = candidate.activityInfo; 19715 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19716 set[i] = activityName; 19717 if (!found && activityName.equals(comp)) { 19718 found = true; 19719 } 19720 } 19721 if (!found) { 19722 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19723 + userId); 19724 } 19725 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19726 set, comp, userId); 19727 } 19728 19729 private @Nullable String getSetupWizardPackageName() { 19730 final Intent intent = new Intent(Intent.ACTION_MAIN); 19731 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19732 19733 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19734 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19735 | MATCH_DISABLED_COMPONENTS, 19736 UserHandle.myUserId()); 19737 if (matches.size() == 1) { 19738 return matches.get(0).getComponentInfo().packageName; 19739 } else { 19740 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19741 + ": matches=" + matches); 19742 return null; 19743 } 19744 } 19745 19746 private @Nullable String getStorageManagerPackageName() { 19747 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19748 19749 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19750 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19751 | MATCH_DISABLED_COMPONENTS, 19752 UserHandle.myUserId()); 19753 if (matches.size() == 1) { 19754 return matches.get(0).getComponentInfo().packageName; 19755 } else { 19756 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19757 + matches.size() + ": matches=" + matches); 19758 return null; 19759 } 19760 } 19761 19762 @Override 19763 public void setApplicationEnabledSetting(String appPackageName, 19764 int newState, int flags, int userId, String callingPackage) { 19765 if (!sUserManager.exists(userId)) return; 19766 if (callingPackage == null) { 19767 callingPackage = Integer.toString(Binder.getCallingUid()); 19768 } 19769 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19770 } 19771 19772 @Override 19773 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19774 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19775 synchronized (mPackages) { 19776 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19777 if (pkgSetting != null) { 19778 pkgSetting.setUpdateAvailable(updateAvailable); 19779 } 19780 } 19781 } 19782 19783 @Override 19784 public void setComponentEnabledSetting(ComponentName componentName, 19785 int newState, int flags, int userId) { 19786 if (!sUserManager.exists(userId)) return; 19787 setEnabledSetting(componentName.getPackageName(), 19788 componentName.getClassName(), newState, flags, userId, null); 19789 } 19790 19791 private void setEnabledSetting(final String packageName, String className, int newState, 19792 final int flags, int userId, String callingPackage) { 19793 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19794 || newState == COMPONENT_ENABLED_STATE_ENABLED 19795 || newState == COMPONENT_ENABLED_STATE_DISABLED 19796 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19797 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19798 throw new IllegalArgumentException("Invalid new component state: " 19799 + newState); 19800 } 19801 PackageSetting pkgSetting; 19802 final int callingUid = Binder.getCallingUid(); 19803 final int permission; 19804 if (callingUid == Process.SYSTEM_UID) { 19805 permission = PackageManager.PERMISSION_GRANTED; 19806 } else { 19807 permission = mContext.checkCallingOrSelfPermission( 19808 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19809 } 19810 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19811 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19812 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19813 boolean sendNow = false; 19814 boolean isApp = (className == null); 19815 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 19816 String componentName = isApp ? packageName : className; 19817 int packageUid = -1; 19818 ArrayList<String> components; 19819 19820 // reader 19821 synchronized (mPackages) { 19822 pkgSetting = mSettings.mPackages.get(packageName); 19823 if (pkgSetting == null) { 19824 if (!isCallerInstantApp) { 19825 if (className == null) { 19826 throw new IllegalArgumentException("Unknown package: " + packageName); 19827 } 19828 throw new IllegalArgumentException( 19829 "Unknown component: " + packageName + "/" + className); 19830 } else { 19831 // throw SecurityException to prevent leaking package information 19832 throw new SecurityException( 19833 "Attempt to change component state; " 19834 + "pid=" + Binder.getCallingPid() 19835 + ", uid=" + callingUid 19836 + (className == null 19837 ? ", package=" + packageName 19838 : ", component=" + packageName + "/" + className)); 19839 } 19840 } 19841 } 19842 19843 // Limit who can change which apps 19844 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 19845 // Don't allow apps that don't have permission to modify other apps 19846 if (!allowedByPermission 19847 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 19848 throw new SecurityException( 19849 "Attempt to change component state; " 19850 + "pid=" + Binder.getCallingPid() 19851 + ", uid=" + callingUid 19852 + (className == null 19853 ? ", package=" + packageName 19854 : ", component=" + packageName + "/" + className)); 19855 } 19856 // Don't allow changing protected packages. 19857 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19858 throw new SecurityException("Cannot disable a protected package: " + packageName); 19859 } 19860 } 19861 19862 synchronized (mPackages) { 19863 if (callingUid == Process.SHELL_UID 19864 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19865 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19866 // unless it is a test package. 19867 int oldState = pkgSetting.getEnabled(userId); 19868 if (className == null 19869 && 19870 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19871 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19872 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19873 && 19874 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19875 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19876 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19877 // ok 19878 } else { 19879 throw new SecurityException( 19880 "Shell cannot change component state for " + packageName + "/" 19881 + className + " to " + newState); 19882 } 19883 } 19884 } 19885 if (className == null) { 19886 // We're dealing with an application/package level state change 19887 synchronized (mPackages) { 19888 if (pkgSetting.getEnabled(userId) == newState) { 19889 // Nothing to do 19890 return; 19891 } 19892 } 19893 // If we're enabling a system stub, there's a little more work to do. 19894 // Prior to enabling the package, we need to decompress the APK(s) to the 19895 // data partition and then replace the version on the system partition. 19896 final PackageParser.Package deletedPkg = pkgSetting.pkg; 19897 final boolean isSystemStub = deletedPkg.isStub 19898 && deletedPkg.isSystem(); 19899 if (isSystemStub 19900 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19901 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 19902 final File codePath = decompressPackage(deletedPkg); 19903 if (codePath == null) { 19904 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 19905 return; 19906 } 19907 // TODO remove direct parsing of the package object during internal cleanup 19908 // of scan package 19909 // We need to call parse directly here for no other reason than we need 19910 // the new package in order to disable the old one [we use the information 19911 // for some internal optimization to optionally create a new package setting 19912 // object on replace]. However, we can't get the package from the scan 19913 // because the scan modifies live structures and we need to remove the 19914 // old [system] package from the system before a scan can be attempted. 19915 // Once scan is indempotent we can remove this parse and use the package 19916 // object we scanned, prior to adding it to package settings. 19917 final PackageParser pp = new PackageParser(); 19918 pp.setSeparateProcesses(mSeparateProcesses); 19919 pp.setDisplayMetrics(mMetrics); 19920 pp.setCallback(mPackageParserCallback); 19921 final PackageParser.Package tmpPkg; 19922 try { 19923 final @ParseFlags int parseFlags = mDefParseFlags 19924 | PackageParser.PARSE_MUST_BE_APK 19925 | PackageParser.PARSE_IS_SYSTEM_DIR; 19926 tmpPkg = pp.parsePackage(codePath, parseFlags); 19927 } catch (PackageParserException e) { 19928 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 19929 return; 19930 } 19931 synchronized (mInstallLock) { 19932 // Disable the stub and remove any package entries 19933 removePackageLI(deletedPkg, true); 19934 synchronized (mPackages) { 19935 disableSystemPackageLPw(deletedPkg, tmpPkg); 19936 } 19937 final PackageParser.Package pkg; 19938 try (PackageFreezer freezer = 19939 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 19940 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 19941 | PackageParser.PARSE_ENFORCE_CODE; 19942 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 19943 0 /*currentTime*/, null /*user*/); 19944 prepareAppDataAfterInstallLIF(pkg); 19945 synchronized (mPackages) { 19946 try { 19947 updateSharedLibrariesLPr(pkg, null); 19948 } catch (PackageManagerException e) { 19949 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 19950 } 19951 mPermissionManager.updatePermissions( 19952 pkg.packageName, pkg, true, mPackages.values(), 19953 mPermissionCallback); 19954 mSettings.writeLPr(); 19955 } 19956 } catch (PackageManagerException e) { 19957 // Whoops! Something went wrong; try to roll back to the stub 19958 Slog.w(TAG, "Failed to install compressed system package:" 19959 + pkgSetting.name, e); 19960 // Remove the failed install 19961 removeCodePathLI(codePath); 19962 19963 // Install the system package 19964 try (PackageFreezer freezer = 19965 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 19966 synchronized (mPackages) { 19967 // NOTE: The system package always needs to be enabled; even 19968 // if it's for a compressed stub. If we don't, installing the 19969 // system package fails during scan [scanning checks the disabled 19970 // packages]. We will reverse this later, after we've "installed" 19971 // the stub. 19972 // This leaves us in a fragile state; the stub should never be 19973 // enabled, so, cross your fingers and hope nothing goes wrong 19974 // until we can disable the package later. 19975 enableSystemPackageLPw(deletedPkg); 19976 } 19977 installPackageFromSystemLIF(deletedPkg.codePath, 19978 false /*isPrivileged*/, null /*allUserHandles*/, 19979 null /*origUserHandles*/, null /*origPermissionsState*/, 19980 true /*writeSettings*/); 19981 } catch (PackageManagerException pme) { 19982 Slog.w(TAG, "Failed to restore system package:" 19983 + deletedPkg.packageName, pme); 19984 } finally { 19985 synchronized (mPackages) { 19986 mSettings.disableSystemPackageLPw( 19987 deletedPkg.packageName, true /*replaced*/); 19988 mSettings.writeLPr(); 19989 } 19990 } 19991 return; 19992 } 19993 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 19994 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19995 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 19996 mDexManager.notifyPackageUpdated(pkg.packageName, 19997 pkg.baseCodePath, pkg.splitCodePaths); 19998 } 19999 } 20000 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20001 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20002 // Don't care about who enables an app. 20003 callingPackage = null; 20004 } 20005 synchronized (mPackages) { 20006 pkgSetting.setEnabled(newState, userId, callingPackage); 20007 } 20008 } else { 20009 synchronized (mPackages) { 20010 // We're dealing with a component level state change 20011 // First, verify that this is a valid class name. 20012 PackageParser.Package pkg = pkgSetting.pkg; 20013 if (pkg == null || !pkg.hasComponentClassName(className)) { 20014 if (pkg != null && 20015 pkg.applicationInfo.targetSdkVersion >= 20016 Build.VERSION_CODES.JELLY_BEAN) { 20017 throw new IllegalArgumentException("Component class " + className 20018 + " does not exist in " + packageName); 20019 } else { 20020 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20021 + className + " does not exist in " + packageName); 20022 } 20023 } 20024 switch (newState) { 20025 case COMPONENT_ENABLED_STATE_ENABLED: 20026 if (!pkgSetting.enableComponentLPw(className, userId)) { 20027 return; 20028 } 20029 break; 20030 case COMPONENT_ENABLED_STATE_DISABLED: 20031 if (!pkgSetting.disableComponentLPw(className, userId)) { 20032 return; 20033 } 20034 break; 20035 case COMPONENT_ENABLED_STATE_DEFAULT: 20036 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20037 return; 20038 } 20039 break; 20040 default: 20041 Slog.e(TAG, "Invalid new component state: " + newState); 20042 return; 20043 } 20044 } 20045 } 20046 synchronized (mPackages) { 20047 scheduleWritePackageRestrictionsLocked(userId); 20048 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20049 final long callingId = Binder.clearCallingIdentity(); 20050 try { 20051 updateInstantAppInstallerLocked(packageName); 20052 } finally { 20053 Binder.restoreCallingIdentity(callingId); 20054 } 20055 components = mPendingBroadcasts.get(userId, packageName); 20056 final boolean newPackage = components == null; 20057 if (newPackage) { 20058 components = new ArrayList<String>(); 20059 } 20060 if (!components.contains(componentName)) { 20061 components.add(componentName); 20062 } 20063 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20064 sendNow = true; 20065 // Purge entry from pending broadcast list if another one exists already 20066 // since we are sending one right away. 20067 mPendingBroadcasts.remove(userId, packageName); 20068 } else { 20069 if (newPackage) { 20070 mPendingBroadcasts.put(userId, packageName, components); 20071 } 20072 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20073 // Schedule a message 20074 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20075 } 20076 } 20077 } 20078 20079 long callingId = Binder.clearCallingIdentity(); 20080 try { 20081 if (sendNow) { 20082 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20083 sendPackageChangedBroadcast(packageName, 20084 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20085 } 20086 } finally { 20087 Binder.restoreCallingIdentity(callingId); 20088 } 20089 } 20090 20091 @Override 20092 public void flushPackageRestrictionsAsUser(int userId) { 20093 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20094 return; 20095 } 20096 if (!sUserManager.exists(userId)) { 20097 return; 20098 } 20099 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20100 false /* checkShell */, "flushPackageRestrictions"); 20101 synchronized (mPackages) { 20102 mSettings.writePackageRestrictionsLPr(userId); 20103 mDirtyUsers.remove(userId); 20104 if (mDirtyUsers.isEmpty()) { 20105 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20106 } 20107 } 20108 } 20109 20110 private void sendPackageChangedBroadcast(String packageName, 20111 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20112 if (DEBUG_INSTALL) 20113 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20114 + componentNames); 20115 Bundle extras = new Bundle(4); 20116 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20117 String nameList[] = new String[componentNames.size()]; 20118 componentNames.toArray(nameList); 20119 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20120 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20121 extras.putInt(Intent.EXTRA_UID, packageUid); 20122 // If this is not reporting a change of the overall package, then only send it 20123 // to registered receivers. We don't want to launch a swath of apps for every 20124 // little component state change. 20125 final int flags = !componentNames.contains(packageName) 20126 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20127 final int userId = UserHandle.getUserId(packageUid); 20128 final boolean isInstantApp = isInstantApp(packageName, userId); 20129 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20130 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20131 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20132 userIds, instantUserIds); 20133 } 20134 20135 @Override 20136 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20137 if (!sUserManager.exists(userId)) return; 20138 final int callingUid = Binder.getCallingUid(); 20139 if (getInstantAppPackageName(callingUid) != null) { 20140 return; 20141 } 20142 final int permission = mContext.checkCallingOrSelfPermission( 20143 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20144 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20145 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20146 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20147 // writer 20148 synchronized (mPackages) { 20149 final PackageSetting ps = mSettings.mPackages.get(packageName); 20150 if (!filterAppAccessLPr(ps, callingUid, userId) 20151 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20152 allowedByPermission, callingUid, userId)) { 20153 scheduleWritePackageRestrictionsLocked(userId); 20154 } 20155 } 20156 } 20157 20158 @Override 20159 public String getInstallerPackageName(String packageName) { 20160 final int callingUid = Binder.getCallingUid(); 20161 if (getInstantAppPackageName(callingUid) != null) { 20162 return null; 20163 } 20164 // reader 20165 synchronized (mPackages) { 20166 final PackageSetting ps = mSettings.mPackages.get(packageName); 20167 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20168 return null; 20169 } 20170 return mSettings.getInstallerPackageNameLPr(packageName); 20171 } 20172 } 20173 20174 public boolean isOrphaned(String packageName) { 20175 // reader 20176 synchronized (mPackages) { 20177 return mSettings.isOrphaned(packageName); 20178 } 20179 } 20180 20181 @Override 20182 public int getApplicationEnabledSetting(String packageName, int userId) { 20183 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20184 int callingUid = Binder.getCallingUid(); 20185 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20186 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20187 // reader 20188 synchronized (mPackages) { 20189 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20190 return COMPONENT_ENABLED_STATE_DISABLED; 20191 } 20192 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20193 } 20194 } 20195 20196 @Override 20197 public int getComponentEnabledSetting(ComponentName component, int userId) { 20198 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20199 int callingUid = Binder.getCallingUid(); 20200 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20201 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20202 synchronized (mPackages) { 20203 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20204 component, TYPE_UNKNOWN, userId)) { 20205 return COMPONENT_ENABLED_STATE_DISABLED; 20206 } 20207 return mSettings.getComponentEnabledSettingLPr(component, userId); 20208 } 20209 } 20210 20211 @Override 20212 public void enterSafeMode() { 20213 enforceSystemOrRoot("Only the system can request entering safe mode"); 20214 20215 if (!mSystemReady) { 20216 mSafeMode = true; 20217 } 20218 } 20219 20220 @Override 20221 public void systemReady() { 20222 enforceSystemOrRoot("Only the system can claim the system is ready"); 20223 20224 mSystemReady = true; 20225 final ContentResolver resolver = mContext.getContentResolver(); 20226 ContentObserver co = new ContentObserver(mHandler) { 20227 @Override 20228 public void onChange(boolean selfChange) { 20229 mEphemeralAppsDisabled = 20230 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20231 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20232 } 20233 }; 20234 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20235 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20236 false, co, UserHandle.USER_SYSTEM); 20237 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20238 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20239 co.onChange(true); 20240 20241 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20242 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20243 // it is done. 20244 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20245 @Override 20246 public void onChange(boolean selfChange) { 20247 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20248 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20249 oobEnabled == 1 ? "true" : "false"); 20250 } 20251 }; 20252 mContext.getContentResolver().registerContentObserver( 20253 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20254 UserHandle.USER_SYSTEM); 20255 // At boot, restore the value from the setting, which persists across reboot. 20256 privAppOobObserver.onChange(true); 20257 20258 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20259 // disabled after already being started. 20260 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20261 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20262 20263 // Read the compatibilty setting when the system is ready. 20264 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20265 mContext.getContentResolver(), 20266 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20267 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20268 if (DEBUG_SETTINGS) { 20269 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20270 } 20271 20272 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20273 20274 synchronized (mPackages) { 20275 // Verify that all of the preferred activity components actually 20276 // exist. It is possible for applications to be updated and at 20277 // that point remove a previously declared activity component that 20278 // had been set as a preferred activity. We try to clean this up 20279 // the next time we encounter that preferred activity, but it is 20280 // possible for the user flow to never be able to return to that 20281 // situation so here we do a sanity check to make sure we haven't 20282 // left any junk around. 20283 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20284 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20285 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20286 removed.clear(); 20287 for (PreferredActivity pa : pir.filterSet()) { 20288 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20289 removed.add(pa); 20290 } 20291 } 20292 if (removed.size() > 0) { 20293 for (int r=0; r<removed.size(); r++) { 20294 PreferredActivity pa = removed.get(r); 20295 Slog.w(TAG, "Removing dangling preferred activity: " 20296 + pa.mPref.mComponent); 20297 pir.removeFilter(pa); 20298 } 20299 mSettings.writePackageRestrictionsLPr( 20300 mSettings.mPreferredActivities.keyAt(i)); 20301 } 20302 } 20303 20304 for (int userId : UserManagerService.getInstance().getUserIds()) { 20305 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20306 grantPermissionsUserIds = ArrayUtils.appendInt( 20307 grantPermissionsUserIds, userId); 20308 } 20309 } 20310 } 20311 sUserManager.systemReady(); 20312 // If we upgraded grant all default permissions before kicking off. 20313 for (int userId : grantPermissionsUserIds) { 20314 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20315 } 20316 20317 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20318 // If we did not grant default permissions, we preload from this the 20319 // default permission exceptions lazily to ensure we don't hit the 20320 // disk on a new user creation. 20321 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20322 } 20323 20324 // Now that we've scanned all packages, and granted any default 20325 // permissions, ensure permissions are updated. Beware of dragons if you 20326 // try optimizing this. 20327 synchronized (mPackages) { 20328 mPermissionManager.updateAllPermissions( 20329 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20330 mPermissionCallback); 20331 } 20332 20333 // Kick off any messages waiting for system ready 20334 if (mPostSystemReadyMessages != null) { 20335 for (Message msg : mPostSystemReadyMessages) { 20336 msg.sendToTarget(); 20337 } 20338 mPostSystemReadyMessages = null; 20339 } 20340 20341 // Watch for external volumes that come and go over time 20342 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20343 storage.registerListener(mStorageListener); 20344 20345 mInstallerService.systemReady(); 20346 mPackageDexOptimizer.systemReady(); 20347 20348 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20349 StorageManagerInternal.class); 20350 StorageManagerInternal.addExternalStoragePolicy( 20351 new StorageManagerInternal.ExternalStorageMountPolicy() { 20352 @Override 20353 public int getMountMode(int uid, String packageName) { 20354 if (Process.isIsolated(uid)) { 20355 return Zygote.MOUNT_EXTERNAL_NONE; 20356 } 20357 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20358 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20359 } 20360 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20361 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20362 } 20363 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20364 return Zygote.MOUNT_EXTERNAL_READ; 20365 } 20366 return Zygote.MOUNT_EXTERNAL_WRITE; 20367 } 20368 20369 @Override 20370 public boolean hasExternalStorage(int uid, String packageName) { 20371 return true; 20372 } 20373 }); 20374 20375 // Now that we're mostly running, clean up stale users and apps 20376 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20377 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20378 20379 mPermissionManager.systemReady(); 20380 } 20381 20382 public void waitForAppDataPrepared() { 20383 if (mPrepareAppDataFuture == null) { 20384 return; 20385 } 20386 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20387 mPrepareAppDataFuture = null; 20388 } 20389 20390 @Override 20391 public boolean isSafeMode() { 20392 // allow instant applications 20393 return mSafeMode; 20394 } 20395 20396 @Override 20397 public boolean hasSystemUidErrors() { 20398 // allow instant applications 20399 return mHasSystemUidErrors; 20400 } 20401 20402 static String arrayToString(int[] array) { 20403 StringBuffer buf = new StringBuffer(128); 20404 buf.append('['); 20405 if (array != null) { 20406 for (int i=0; i<array.length; i++) { 20407 if (i > 0) buf.append(", "); 20408 buf.append(array[i]); 20409 } 20410 } 20411 buf.append(']'); 20412 return buf.toString(); 20413 } 20414 20415 @Override 20416 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20417 FileDescriptor err, String[] args, ShellCallback callback, 20418 ResultReceiver resultReceiver) { 20419 (new PackageManagerShellCommand(this)).exec( 20420 this, in, out, err, args, callback, resultReceiver); 20421 } 20422 20423 @Override 20424 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20425 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20426 20427 DumpState dumpState = new DumpState(); 20428 boolean fullPreferred = false; 20429 boolean checkin = false; 20430 20431 String packageName = null; 20432 ArraySet<String> permissionNames = null; 20433 20434 int opti = 0; 20435 while (opti < args.length) { 20436 String opt = args[opti]; 20437 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20438 break; 20439 } 20440 opti++; 20441 20442 if ("-a".equals(opt)) { 20443 // Right now we only know how to print all. 20444 } else if ("-h".equals(opt)) { 20445 pw.println("Package manager dump options:"); 20446 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20447 pw.println(" --checkin: dump for a checkin"); 20448 pw.println(" -f: print details of intent filters"); 20449 pw.println(" -h: print this help"); 20450 pw.println(" cmd may be one of:"); 20451 pw.println(" l[ibraries]: list known shared libraries"); 20452 pw.println(" f[eatures]: list device features"); 20453 pw.println(" k[eysets]: print known keysets"); 20454 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20455 pw.println(" perm[issions]: dump permissions"); 20456 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20457 pw.println(" pref[erred]: print preferred package settings"); 20458 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20459 pw.println(" prov[iders]: dump content providers"); 20460 pw.println(" p[ackages]: dump installed packages"); 20461 pw.println(" s[hared-users]: dump shared user IDs"); 20462 pw.println(" m[essages]: print collected runtime messages"); 20463 pw.println(" v[erifiers]: print package verifier info"); 20464 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20465 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20466 pw.println(" version: print database version info"); 20467 pw.println(" write: write current settings now"); 20468 pw.println(" installs: details about install sessions"); 20469 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20470 pw.println(" dexopt: dump dexopt state"); 20471 pw.println(" compiler-stats: dump compiler statistics"); 20472 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20473 pw.println(" service-permissions: dump permissions required by services"); 20474 pw.println(" <package.name>: info about given package"); 20475 return; 20476 } else if ("--checkin".equals(opt)) { 20477 checkin = true; 20478 } else if ("-f".equals(opt)) { 20479 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20480 } else if ("--proto".equals(opt)) { 20481 dumpProto(fd); 20482 return; 20483 } else { 20484 pw.println("Unknown argument: " + opt + "; use -h for help"); 20485 } 20486 } 20487 20488 // Is the caller requesting to dump a particular piece of data? 20489 if (opti < args.length) { 20490 String cmd = args[opti]; 20491 opti++; 20492 // Is this a package name? 20493 if ("android".equals(cmd) || cmd.contains(".")) { 20494 packageName = cmd; 20495 // When dumping a single package, we always dump all of its 20496 // filter information since the amount of data will be reasonable. 20497 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20498 } else if ("check-permission".equals(cmd)) { 20499 if (opti >= args.length) { 20500 pw.println("Error: check-permission missing permission argument"); 20501 return; 20502 } 20503 String perm = args[opti]; 20504 opti++; 20505 if (opti >= args.length) { 20506 pw.println("Error: check-permission missing package argument"); 20507 return; 20508 } 20509 20510 String pkg = args[opti]; 20511 opti++; 20512 int user = UserHandle.getUserId(Binder.getCallingUid()); 20513 if (opti < args.length) { 20514 try { 20515 user = Integer.parseInt(args[opti]); 20516 } catch (NumberFormatException e) { 20517 pw.println("Error: check-permission user argument is not a number: " 20518 + args[opti]); 20519 return; 20520 } 20521 } 20522 20523 // Normalize package name to handle renamed packages and static libs 20524 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20525 20526 pw.println(checkPermission(perm, pkg, user)); 20527 return; 20528 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20529 dumpState.setDump(DumpState.DUMP_LIBS); 20530 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20531 dumpState.setDump(DumpState.DUMP_FEATURES); 20532 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20533 if (opti >= args.length) { 20534 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20535 | DumpState.DUMP_SERVICE_RESOLVERS 20536 | DumpState.DUMP_RECEIVER_RESOLVERS 20537 | DumpState.DUMP_CONTENT_RESOLVERS); 20538 } else { 20539 while (opti < args.length) { 20540 String name = args[opti]; 20541 if ("a".equals(name) || "activity".equals(name)) { 20542 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20543 } else if ("s".equals(name) || "service".equals(name)) { 20544 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20545 } else if ("r".equals(name) || "receiver".equals(name)) { 20546 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20547 } else if ("c".equals(name) || "content".equals(name)) { 20548 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20549 } else { 20550 pw.println("Error: unknown resolver table type: " + name); 20551 return; 20552 } 20553 opti++; 20554 } 20555 } 20556 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20557 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20558 } else if ("permission".equals(cmd)) { 20559 if (opti >= args.length) { 20560 pw.println("Error: permission requires permission name"); 20561 return; 20562 } 20563 permissionNames = new ArraySet<>(); 20564 while (opti < args.length) { 20565 permissionNames.add(args[opti]); 20566 opti++; 20567 } 20568 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20569 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20570 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20571 dumpState.setDump(DumpState.DUMP_PREFERRED); 20572 } else if ("preferred-xml".equals(cmd)) { 20573 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20574 if (opti < args.length && "--full".equals(args[opti])) { 20575 fullPreferred = true; 20576 opti++; 20577 } 20578 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20579 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20580 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20581 dumpState.setDump(DumpState.DUMP_PACKAGES); 20582 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20583 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20584 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20585 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20586 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20587 dumpState.setDump(DumpState.DUMP_MESSAGES); 20588 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20589 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20590 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20591 || "intent-filter-verifiers".equals(cmd)) { 20592 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20593 } else if ("version".equals(cmd)) { 20594 dumpState.setDump(DumpState.DUMP_VERSION); 20595 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20596 dumpState.setDump(DumpState.DUMP_KEYSETS); 20597 } else if ("installs".equals(cmd)) { 20598 dumpState.setDump(DumpState.DUMP_INSTALLS); 20599 } else if ("frozen".equals(cmd)) { 20600 dumpState.setDump(DumpState.DUMP_FROZEN); 20601 } else if ("volumes".equals(cmd)) { 20602 dumpState.setDump(DumpState.DUMP_VOLUMES); 20603 } else if ("dexopt".equals(cmd)) { 20604 dumpState.setDump(DumpState.DUMP_DEXOPT); 20605 } else if ("compiler-stats".equals(cmd)) { 20606 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20607 } else if ("changes".equals(cmd)) { 20608 dumpState.setDump(DumpState.DUMP_CHANGES); 20609 } else if ("service-permissions".equals(cmd)) { 20610 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 20611 } else if ("write".equals(cmd)) { 20612 synchronized (mPackages) { 20613 mSettings.writeLPr(); 20614 pw.println("Settings written."); 20615 return; 20616 } 20617 } 20618 } 20619 20620 if (checkin) { 20621 pw.println("vers,1"); 20622 } 20623 20624 // reader 20625 synchronized (mPackages) { 20626 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20627 if (!checkin) { 20628 if (dumpState.onTitlePrinted()) 20629 pw.println(); 20630 pw.println("Database versions:"); 20631 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20632 } 20633 } 20634 20635 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20636 if (!checkin) { 20637 if (dumpState.onTitlePrinted()) 20638 pw.println(); 20639 pw.println("Verifiers:"); 20640 pw.print(" Required: "); 20641 pw.print(mRequiredVerifierPackage); 20642 pw.print(" (uid="); 20643 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20644 UserHandle.USER_SYSTEM)); 20645 pw.println(")"); 20646 } else if (mRequiredVerifierPackage != null) { 20647 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20648 pw.print(","); 20649 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20650 UserHandle.USER_SYSTEM)); 20651 } 20652 } 20653 20654 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20655 packageName == null) { 20656 if (mIntentFilterVerifierComponent != null) { 20657 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20658 if (!checkin) { 20659 if (dumpState.onTitlePrinted()) 20660 pw.println(); 20661 pw.println("Intent Filter Verifier:"); 20662 pw.print(" Using: "); 20663 pw.print(verifierPackageName); 20664 pw.print(" (uid="); 20665 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20666 UserHandle.USER_SYSTEM)); 20667 pw.println(")"); 20668 } else if (verifierPackageName != null) { 20669 pw.print("ifv,"); pw.print(verifierPackageName); 20670 pw.print(","); 20671 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20672 UserHandle.USER_SYSTEM)); 20673 } 20674 } else { 20675 pw.println(); 20676 pw.println("No Intent Filter Verifier available!"); 20677 } 20678 } 20679 20680 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20681 boolean printedHeader = false; 20682 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20683 while (it.hasNext()) { 20684 String libName = it.next(); 20685 LongSparseArray<SharedLibraryEntry> versionedLib 20686 = mSharedLibraries.get(libName); 20687 if (versionedLib == null) { 20688 continue; 20689 } 20690 final int versionCount = versionedLib.size(); 20691 for (int i = 0; i < versionCount; i++) { 20692 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20693 if (!checkin) { 20694 if (!printedHeader) { 20695 if (dumpState.onTitlePrinted()) 20696 pw.println(); 20697 pw.println("Libraries:"); 20698 printedHeader = true; 20699 } 20700 pw.print(" "); 20701 } else { 20702 pw.print("lib,"); 20703 } 20704 pw.print(libEntry.info.getName()); 20705 if (libEntry.info.isStatic()) { 20706 pw.print(" version=" + libEntry.info.getLongVersion()); 20707 } 20708 if (!checkin) { 20709 pw.print(" -> "); 20710 } 20711 if (libEntry.path != null) { 20712 pw.print(" (jar) "); 20713 pw.print(libEntry.path); 20714 } else { 20715 pw.print(" (apk) "); 20716 pw.print(libEntry.apk); 20717 } 20718 pw.println(); 20719 } 20720 } 20721 } 20722 20723 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20724 if (dumpState.onTitlePrinted()) 20725 pw.println(); 20726 if (!checkin) { 20727 pw.println("Features:"); 20728 } 20729 20730 synchronized (mAvailableFeatures) { 20731 for (FeatureInfo feat : mAvailableFeatures.values()) { 20732 if (checkin) { 20733 pw.print("feat,"); 20734 pw.print(feat.name); 20735 pw.print(","); 20736 pw.println(feat.version); 20737 } else { 20738 pw.print(" "); 20739 pw.print(feat.name); 20740 if (feat.version > 0) { 20741 pw.print(" version="); 20742 pw.print(feat.version); 20743 } 20744 pw.println(); 20745 } 20746 } 20747 } 20748 } 20749 20750 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20751 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20752 : "Activity Resolver Table:", " ", packageName, 20753 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20754 dumpState.setTitlePrinted(true); 20755 } 20756 } 20757 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20758 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20759 : "Receiver Resolver Table:", " ", packageName, 20760 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20761 dumpState.setTitlePrinted(true); 20762 } 20763 } 20764 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20765 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20766 : "Service Resolver Table:", " ", packageName, 20767 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20768 dumpState.setTitlePrinted(true); 20769 } 20770 } 20771 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20772 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20773 : "Provider Resolver Table:", " ", packageName, 20774 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20775 dumpState.setTitlePrinted(true); 20776 } 20777 } 20778 20779 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20780 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20781 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20782 int user = mSettings.mPreferredActivities.keyAt(i); 20783 if (pir.dump(pw, 20784 dumpState.getTitlePrinted() 20785 ? "\nPreferred Activities User " + user + ":" 20786 : "Preferred Activities User " + user + ":", " ", 20787 packageName, true, false)) { 20788 dumpState.setTitlePrinted(true); 20789 } 20790 } 20791 } 20792 20793 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20794 pw.flush(); 20795 FileOutputStream fout = new FileOutputStream(fd); 20796 BufferedOutputStream str = new BufferedOutputStream(fout); 20797 XmlSerializer serializer = new FastXmlSerializer(); 20798 try { 20799 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20800 serializer.startDocument(null, true); 20801 serializer.setFeature( 20802 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20803 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20804 serializer.endDocument(); 20805 serializer.flush(); 20806 } catch (IllegalArgumentException e) { 20807 pw.println("Failed writing: " + e); 20808 } catch (IllegalStateException e) { 20809 pw.println("Failed writing: " + e); 20810 } catch (IOException e) { 20811 pw.println("Failed writing: " + e); 20812 } 20813 } 20814 20815 if (!checkin 20816 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20817 && packageName == null) { 20818 pw.println(); 20819 int count = mSettings.mPackages.size(); 20820 if (count == 0) { 20821 pw.println("No applications!"); 20822 pw.println(); 20823 } else { 20824 final String prefix = " "; 20825 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20826 if (allPackageSettings.size() == 0) { 20827 pw.println("No domain preferred apps!"); 20828 pw.println(); 20829 } else { 20830 pw.println("App verification status:"); 20831 pw.println(); 20832 count = 0; 20833 for (PackageSetting ps : allPackageSettings) { 20834 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20835 if (ivi == null || ivi.getPackageName() == null) continue; 20836 pw.println(prefix + "Package: " + ivi.getPackageName()); 20837 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20838 pw.println(prefix + "Status: " + ivi.getStatusString()); 20839 pw.println(); 20840 count++; 20841 } 20842 if (count == 0) { 20843 pw.println(prefix + "No app verification established."); 20844 pw.println(); 20845 } 20846 for (int userId : sUserManager.getUserIds()) { 20847 pw.println("App linkages for user " + userId + ":"); 20848 pw.println(); 20849 count = 0; 20850 for (PackageSetting ps : allPackageSettings) { 20851 final long status = ps.getDomainVerificationStatusForUser(userId); 20852 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20853 && !DEBUG_DOMAIN_VERIFICATION) { 20854 continue; 20855 } 20856 pw.println(prefix + "Package: " + ps.name); 20857 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20858 String statusStr = IntentFilterVerificationInfo. 20859 getStatusStringFromValue(status); 20860 pw.println(prefix + "Status: " + statusStr); 20861 pw.println(); 20862 count++; 20863 } 20864 if (count == 0) { 20865 pw.println(prefix + "No configured app linkages."); 20866 pw.println(); 20867 } 20868 } 20869 } 20870 } 20871 } 20872 20873 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20874 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20875 } 20876 20877 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20878 boolean printedSomething = false; 20879 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20880 if (packageName != null && !packageName.equals(p.info.packageName)) { 20881 continue; 20882 } 20883 if (!printedSomething) { 20884 if (dumpState.onTitlePrinted()) 20885 pw.println(); 20886 pw.println("Registered ContentProviders:"); 20887 printedSomething = true; 20888 } 20889 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20890 pw.print(" "); pw.println(p.toString()); 20891 } 20892 printedSomething = false; 20893 for (Map.Entry<String, PackageParser.Provider> entry : 20894 mProvidersByAuthority.entrySet()) { 20895 PackageParser.Provider p = entry.getValue(); 20896 if (packageName != null && !packageName.equals(p.info.packageName)) { 20897 continue; 20898 } 20899 if (!printedSomething) { 20900 if (dumpState.onTitlePrinted()) 20901 pw.println(); 20902 pw.println("ContentProvider Authorities:"); 20903 printedSomething = true; 20904 } 20905 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20906 pw.print(" "); pw.println(p.toString()); 20907 if (p.info != null && p.info.applicationInfo != null) { 20908 final String appInfo = p.info.applicationInfo.toString(); 20909 pw.print(" applicationInfo="); pw.println(appInfo); 20910 } 20911 } 20912 } 20913 20914 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20915 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20916 } 20917 20918 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20919 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20920 } 20921 20922 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20923 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20924 } 20925 20926 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 20927 if (dumpState.onTitlePrinted()) pw.println(); 20928 pw.println("Package Changes:"); 20929 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 20930 final int K = mChangedPackages.size(); 20931 for (int i = 0; i < K; i++) { 20932 final SparseArray<String> changes = mChangedPackages.valueAt(i); 20933 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 20934 final int N = changes.size(); 20935 if (N == 0) { 20936 pw.print(" "); pw.println("No packages changed"); 20937 } else { 20938 for (int j = 0; j < N; j++) { 20939 final String pkgName = changes.valueAt(j); 20940 final int sequenceNumber = changes.keyAt(j); 20941 pw.print(" "); 20942 pw.print("seq="); 20943 pw.print(sequenceNumber); 20944 pw.print(", package="); 20945 pw.println(pkgName); 20946 } 20947 } 20948 } 20949 } 20950 20951 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20952 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20953 } 20954 20955 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20956 // XXX should handle packageName != null by dumping only install data that 20957 // the given package is involved with. 20958 if (dumpState.onTitlePrinted()) pw.println(); 20959 20960 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20961 ipw.println(); 20962 ipw.println("Frozen packages:"); 20963 ipw.increaseIndent(); 20964 if (mFrozenPackages.size() == 0) { 20965 ipw.println("(none)"); 20966 } else { 20967 for (int i = 0; i < mFrozenPackages.size(); i++) { 20968 ipw.println(mFrozenPackages.valueAt(i)); 20969 } 20970 } 20971 ipw.decreaseIndent(); 20972 } 20973 20974 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 20975 if (dumpState.onTitlePrinted()) pw.println(); 20976 20977 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20978 ipw.println(); 20979 ipw.println("Loaded volumes:"); 20980 ipw.increaseIndent(); 20981 if (mLoadedVolumes.size() == 0) { 20982 ipw.println("(none)"); 20983 } else { 20984 for (int i = 0; i < mLoadedVolumes.size(); i++) { 20985 ipw.println(mLoadedVolumes.valueAt(i)); 20986 } 20987 } 20988 ipw.decreaseIndent(); 20989 } 20990 20991 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 20992 && packageName == null) { 20993 if (dumpState.onTitlePrinted()) pw.println(); 20994 pw.println("Service permissions:"); 20995 20996 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 20997 while (filterIterator.hasNext()) { 20998 final ServiceIntentInfo info = filterIterator.next(); 20999 final ServiceInfo serviceInfo = info.service.info; 21000 final String permission = serviceInfo.permission; 21001 if (permission != null) { 21002 pw.print(" "); 21003 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21004 pw.print(": "); 21005 pw.println(permission); 21006 } 21007 } 21008 } 21009 21010 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21011 if (dumpState.onTitlePrinted()) pw.println(); 21012 dumpDexoptStateLPr(pw, packageName); 21013 } 21014 21015 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21016 if (dumpState.onTitlePrinted()) pw.println(); 21017 dumpCompilerStatsLPr(pw, packageName); 21018 } 21019 21020 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21021 if (dumpState.onTitlePrinted()) pw.println(); 21022 mSettings.dumpReadMessagesLPr(pw, dumpState); 21023 21024 pw.println(); 21025 pw.println("Package warning messages:"); 21026 dumpCriticalInfo(pw, null); 21027 } 21028 21029 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21030 dumpCriticalInfo(pw, "msg,"); 21031 } 21032 } 21033 21034 // PackageInstaller should be called outside of mPackages lock 21035 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21036 // XXX should handle packageName != null by dumping only install data that 21037 // the given package is involved with. 21038 if (dumpState.onTitlePrinted()) pw.println(); 21039 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21040 } 21041 } 21042 21043 private void dumpProto(FileDescriptor fd) { 21044 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21045 21046 synchronized (mPackages) { 21047 final long requiredVerifierPackageToken = 21048 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21049 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21050 proto.write( 21051 PackageServiceDumpProto.PackageShortProto.UID, 21052 getPackageUid( 21053 mRequiredVerifierPackage, 21054 MATCH_DEBUG_TRIAGED_MISSING, 21055 UserHandle.USER_SYSTEM)); 21056 proto.end(requiredVerifierPackageToken); 21057 21058 if (mIntentFilterVerifierComponent != null) { 21059 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21060 final long verifierPackageToken = 21061 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21062 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21063 proto.write( 21064 PackageServiceDumpProto.PackageShortProto.UID, 21065 getPackageUid( 21066 verifierPackageName, 21067 MATCH_DEBUG_TRIAGED_MISSING, 21068 UserHandle.USER_SYSTEM)); 21069 proto.end(verifierPackageToken); 21070 } 21071 21072 dumpSharedLibrariesProto(proto); 21073 dumpFeaturesProto(proto); 21074 mSettings.dumpPackagesProto(proto); 21075 mSettings.dumpSharedUsersProto(proto); 21076 dumpCriticalInfo(proto); 21077 } 21078 proto.flush(); 21079 } 21080 21081 private void dumpFeaturesProto(ProtoOutputStream proto) { 21082 synchronized (mAvailableFeatures) { 21083 final int count = mAvailableFeatures.size(); 21084 for (int i = 0; i < count; i++) { 21085 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21086 } 21087 } 21088 } 21089 21090 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21091 final int count = mSharedLibraries.size(); 21092 for (int i = 0; i < count; i++) { 21093 final String libName = mSharedLibraries.keyAt(i); 21094 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21095 if (versionedLib == null) { 21096 continue; 21097 } 21098 final int versionCount = versionedLib.size(); 21099 for (int j = 0; j < versionCount; j++) { 21100 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21101 final long sharedLibraryToken = 21102 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21103 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21104 final boolean isJar = (libEntry.path != null); 21105 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21106 if (isJar) { 21107 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21108 } else { 21109 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21110 } 21111 proto.end(sharedLibraryToken); 21112 } 21113 } 21114 } 21115 21116 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21117 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21118 ipw.println(); 21119 ipw.println("Dexopt state:"); 21120 ipw.increaseIndent(); 21121 Collection<PackageParser.Package> packages = null; 21122 if (packageName != null) { 21123 PackageParser.Package targetPackage = mPackages.get(packageName); 21124 if (targetPackage != null) { 21125 packages = Collections.singletonList(targetPackage); 21126 } else { 21127 ipw.println("Unable to find package: " + packageName); 21128 return; 21129 } 21130 } else { 21131 packages = mPackages.values(); 21132 } 21133 21134 for (PackageParser.Package pkg : packages) { 21135 ipw.println("[" + pkg.packageName + "]"); 21136 ipw.increaseIndent(); 21137 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21138 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21139 ipw.decreaseIndent(); 21140 } 21141 } 21142 21143 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21144 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21145 ipw.println(); 21146 ipw.println("Compiler stats:"); 21147 ipw.increaseIndent(); 21148 Collection<PackageParser.Package> packages = null; 21149 if (packageName != null) { 21150 PackageParser.Package targetPackage = mPackages.get(packageName); 21151 if (targetPackage != null) { 21152 packages = Collections.singletonList(targetPackage); 21153 } else { 21154 ipw.println("Unable to find package: " + packageName); 21155 return; 21156 } 21157 } else { 21158 packages = mPackages.values(); 21159 } 21160 21161 for (PackageParser.Package pkg : packages) { 21162 ipw.println("[" + pkg.packageName + "]"); 21163 ipw.increaseIndent(); 21164 21165 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21166 if (stats == null) { 21167 ipw.println("(No recorded stats)"); 21168 } else { 21169 stats.dump(ipw); 21170 } 21171 ipw.decreaseIndent(); 21172 } 21173 } 21174 21175 private String dumpDomainString(String packageName) { 21176 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21177 .getList(); 21178 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21179 21180 ArraySet<String> result = new ArraySet<>(); 21181 if (iviList.size() > 0) { 21182 for (IntentFilterVerificationInfo ivi : iviList) { 21183 for (String host : ivi.getDomains()) { 21184 result.add(host); 21185 } 21186 } 21187 } 21188 if (filters != null && filters.size() > 0) { 21189 for (IntentFilter filter : filters) { 21190 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21191 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21192 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21193 result.addAll(filter.getHostsList()); 21194 } 21195 } 21196 } 21197 21198 StringBuilder sb = new StringBuilder(result.size() * 16); 21199 for (String domain : result) { 21200 if (sb.length() > 0) sb.append(" "); 21201 sb.append(domain); 21202 } 21203 return sb.toString(); 21204 } 21205 21206 // ------- apps on sdcard specific code ------- 21207 static final boolean DEBUG_SD_INSTALL = false; 21208 21209 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21210 21211 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21212 21213 private boolean mMediaMounted = false; 21214 21215 static String getEncryptKey() { 21216 try { 21217 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21218 SD_ENCRYPTION_KEYSTORE_NAME); 21219 if (sdEncKey == null) { 21220 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21221 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21222 if (sdEncKey == null) { 21223 Slog.e(TAG, "Failed to create encryption keys"); 21224 return null; 21225 } 21226 } 21227 return sdEncKey; 21228 } catch (NoSuchAlgorithmException nsae) { 21229 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21230 return null; 21231 } catch (IOException ioe) { 21232 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21233 return null; 21234 } 21235 } 21236 21237 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21238 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21239 final int size = infos.size(); 21240 final String[] packageNames = new String[size]; 21241 final int[] packageUids = new int[size]; 21242 for (int i = 0; i < size; i++) { 21243 final ApplicationInfo info = infos.get(i); 21244 packageNames[i] = info.packageName; 21245 packageUids[i] = info.uid; 21246 } 21247 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21248 finishedReceiver); 21249 } 21250 21251 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21252 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21253 sendResourcesChangedBroadcast(mediaStatus, replacing, 21254 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21255 } 21256 21257 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21258 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21259 int size = pkgList.length; 21260 if (size > 0) { 21261 // Send broadcasts here 21262 Bundle extras = new Bundle(); 21263 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21264 if (uidArr != null) { 21265 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21266 } 21267 if (replacing) { 21268 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21269 } 21270 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21271 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21272 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21273 } 21274 } 21275 21276 private void loadPrivatePackages(final VolumeInfo vol) { 21277 mHandler.post(new Runnable() { 21278 @Override 21279 public void run() { 21280 loadPrivatePackagesInner(vol); 21281 } 21282 }); 21283 } 21284 21285 private void loadPrivatePackagesInner(VolumeInfo vol) { 21286 final String volumeUuid = vol.fsUuid; 21287 if (TextUtils.isEmpty(volumeUuid)) { 21288 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21289 return; 21290 } 21291 21292 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21293 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21294 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21295 21296 final VersionInfo ver; 21297 final List<PackageSetting> packages; 21298 synchronized (mPackages) { 21299 ver = mSettings.findOrCreateVersion(volumeUuid); 21300 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21301 } 21302 21303 for (PackageSetting ps : packages) { 21304 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21305 synchronized (mInstallLock) { 21306 final PackageParser.Package pkg; 21307 try { 21308 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21309 loaded.add(pkg.applicationInfo); 21310 21311 } catch (PackageManagerException e) { 21312 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21313 } 21314 21315 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21316 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21317 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21318 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21319 } 21320 } 21321 } 21322 21323 // Reconcile app data for all started/unlocked users 21324 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21325 final UserManager um = mContext.getSystemService(UserManager.class); 21326 UserManagerInternal umInternal = getUserManagerInternal(); 21327 for (UserInfo user : um.getUsers()) { 21328 final int flags; 21329 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21330 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21331 } else if (umInternal.isUserRunning(user.id)) { 21332 flags = StorageManager.FLAG_STORAGE_DE; 21333 } else { 21334 continue; 21335 } 21336 21337 try { 21338 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21339 synchronized (mInstallLock) { 21340 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21341 } 21342 } catch (IllegalStateException e) { 21343 // Device was probably ejected, and we'll process that event momentarily 21344 Slog.w(TAG, "Failed to prepare storage: " + e); 21345 } 21346 } 21347 21348 synchronized (mPackages) { 21349 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21350 if (sdkUpdated) { 21351 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21352 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21353 } 21354 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21355 mPermissionCallback); 21356 21357 // Yay, everything is now upgraded 21358 ver.forceCurrent(); 21359 21360 mSettings.writeLPr(); 21361 } 21362 21363 for (PackageFreezer freezer : freezers) { 21364 freezer.close(); 21365 } 21366 21367 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21368 sendResourcesChangedBroadcast(true, false, loaded, null); 21369 mLoadedVolumes.add(vol.getId()); 21370 } 21371 21372 private void unloadPrivatePackages(final VolumeInfo vol) { 21373 mHandler.post(new Runnable() { 21374 @Override 21375 public void run() { 21376 unloadPrivatePackagesInner(vol); 21377 } 21378 }); 21379 } 21380 21381 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21382 final String volumeUuid = vol.fsUuid; 21383 if (TextUtils.isEmpty(volumeUuid)) { 21384 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21385 return; 21386 } 21387 21388 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21389 synchronized (mInstallLock) { 21390 synchronized (mPackages) { 21391 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21392 for (PackageSetting ps : packages) { 21393 if (ps.pkg == null) continue; 21394 21395 final ApplicationInfo info = ps.pkg.applicationInfo; 21396 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21397 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21398 21399 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21400 "unloadPrivatePackagesInner")) { 21401 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21402 false, null)) { 21403 unloaded.add(info); 21404 } else { 21405 Slog.w(TAG, "Failed to unload " + ps.codePath); 21406 } 21407 } 21408 21409 // Try very hard to release any references to this package 21410 // so we don't risk the system server being killed due to 21411 // open FDs 21412 AttributeCache.instance().removePackage(ps.name); 21413 } 21414 21415 mSettings.writeLPr(); 21416 } 21417 } 21418 21419 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21420 sendResourcesChangedBroadcast(false, false, unloaded, null); 21421 mLoadedVolumes.remove(vol.getId()); 21422 21423 // Try very hard to release any references to this path so we don't risk 21424 // the system server being killed due to open FDs 21425 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21426 21427 for (int i = 0; i < 3; i++) { 21428 System.gc(); 21429 System.runFinalization(); 21430 } 21431 } 21432 21433 private void assertPackageKnown(String volumeUuid, String packageName) 21434 throws PackageManagerException { 21435 synchronized (mPackages) { 21436 // Normalize package name to handle renamed packages 21437 packageName = normalizePackageNameLPr(packageName); 21438 21439 final PackageSetting ps = mSettings.mPackages.get(packageName); 21440 if (ps == null) { 21441 throw new PackageManagerException("Package " + packageName + " is unknown"); 21442 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21443 throw new PackageManagerException( 21444 "Package " + packageName + " found on unknown volume " + volumeUuid 21445 + "; expected volume " + ps.volumeUuid); 21446 } 21447 } 21448 } 21449 21450 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21451 throws PackageManagerException { 21452 synchronized (mPackages) { 21453 // Normalize package name to handle renamed packages 21454 packageName = normalizePackageNameLPr(packageName); 21455 21456 final PackageSetting ps = mSettings.mPackages.get(packageName); 21457 if (ps == null) { 21458 throw new PackageManagerException("Package " + packageName + " is unknown"); 21459 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21460 throw new PackageManagerException( 21461 "Package " + packageName + " found on unknown volume " + volumeUuid 21462 + "; expected volume " + ps.volumeUuid); 21463 } else if (!ps.getInstalled(userId)) { 21464 throw new PackageManagerException( 21465 "Package " + packageName + " not installed for user " + userId); 21466 } 21467 } 21468 } 21469 21470 private List<String> collectAbsoluteCodePaths() { 21471 synchronized (mPackages) { 21472 List<String> codePaths = new ArrayList<>(); 21473 final int packageCount = mSettings.mPackages.size(); 21474 for (int i = 0; i < packageCount; i++) { 21475 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21476 codePaths.add(ps.codePath.getAbsolutePath()); 21477 } 21478 return codePaths; 21479 } 21480 } 21481 21482 /** 21483 * Examine all apps present on given mounted volume, and destroy apps that 21484 * aren't expected, either due to uninstallation or reinstallation on 21485 * another volume. 21486 */ 21487 private void reconcileApps(String volumeUuid) { 21488 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21489 List<File> filesToDelete = null; 21490 21491 final File[] files = FileUtils.listFilesOrEmpty( 21492 Environment.getDataAppDirectory(volumeUuid)); 21493 for (File file : files) { 21494 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21495 && !PackageInstallerService.isStageName(file.getName()); 21496 if (!isPackage) { 21497 // Ignore entries which are not packages 21498 continue; 21499 } 21500 21501 String absolutePath = file.getAbsolutePath(); 21502 21503 boolean pathValid = false; 21504 final int absoluteCodePathCount = absoluteCodePaths.size(); 21505 for (int i = 0; i < absoluteCodePathCount; i++) { 21506 String absoluteCodePath = absoluteCodePaths.get(i); 21507 if (absolutePath.startsWith(absoluteCodePath)) { 21508 pathValid = true; 21509 break; 21510 } 21511 } 21512 21513 if (!pathValid) { 21514 if (filesToDelete == null) { 21515 filesToDelete = new ArrayList<>(); 21516 } 21517 filesToDelete.add(file); 21518 } 21519 } 21520 21521 if (filesToDelete != null) { 21522 final int fileToDeleteCount = filesToDelete.size(); 21523 for (int i = 0; i < fileToDeleteCount; i++) { 21524 File fileToDelete = filesToDelete.get(i); 21525 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21526 synchronized (mInstallLock) { 21527 removeCodePathLI(fileToDelete); 21528 } 21529 } 21530 } 21531 } 21532 21533 /** 21534 * Reconcile all app data for the given user. 21535 * <p> 21536 * Verifies that directories exist and that ownership and labeling is 21537 * correct for all installed apps on all mounted volumes. 21538 */ 21539 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21540 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21541 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21542 final String volumeUuid = vol.getFsUuid(); 21543 synchronized (mInstallLock) { 21544 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21545 } 21546 } 21547 } 21548 21549 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21550 boolean migrateAppData) { 21551 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21552 } 21553 21554 /** 21555 * Reconcile all app data on given mounted volume. 21556 * <p> 21557 * Destroys app data that isn't expected, either due to uninstallation or 21558 * reinstallation on another volume. 21559 * <p> 21560 * Verifies that directories exist and that ownership and labeling is 21561 * correct for all installed apps. 21562 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21563 */ 21564 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21565 boolean migrateAppData, boolean onlyCoreApps) { 21566 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21567 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21568 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21569 21570 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21571 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21572 21573 // First look for stale data that doesn't belong, and check if things 21574 // have changed since we did our last restorecon 21575 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21576 if (StorageManager.isFileEncryptedNativeOrEmulated() 21577 && !StorageManager.isUserKeyUnlocked(userId)) { 21578 throw new RuntimeException( 21579 "Yikes, someone asked us to reconcile CE storage while " + userId 21580 + " was still locked; this would have caused massive data loss!"); 21581 } 21582 21583 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21584 for (File file : files) { 21585 final String packageName = file.getName(); 21586 try { 21587 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21588 } catch (PackageManagerException e) { 21589 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21590 try { 21591 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21592 StorageManager.FLAG_STORAGE_CE, 0); 21593 } catch (InstallerException e2) { 21594 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21595 } 21596 } 21597 } 21598 } 21599 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21600 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21601 for (File file : files) { 21602 final String packageName = file.getName(); 21603 try { 21604 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21605 } catch (PackageManagerException e) { 21606 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21607 try { 21608 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21609 StorageManager.FLAG_STORAGE_DE, 0); 21610 } catch (InstallerException e2) { 21611 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21612 } 21613 } 21614 } 21615 } 21616 21617 // Ensure that data directories are ready to roll for all packages 21618 // installed for this volume and user 21619 final List<PackageSetting> packages; 21620 synchronized (mPackages) { 21621 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21622 } 21623 int preparedCount = 0; 21624 for (PackageSetting ps : packages) { 21625 final String packageName = ps.name; 21626 if (ps.pkg == null) { 21627 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21628 // TODO: might be due to legacy ASEC apps; we should circle back 21629 // and reconcile again once they're scanned 21630 continue; 21631 } 21632 // Skip non-core apps if requested 21633 if (onlyCoreApps && !ps.pkg.coreApp) { 21634 result.add(packageName); 21635 continue; 21636 } 21637 21638 if (ps.getInstalled(userId)) { 21639 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21640 preparedCount++; 21641 } 21642 } 21643 21644 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21645 return result; 21646 } 21647 21648 /** 21649 * Prepare app data for the given app just after it was installed or 21650 * upgraded. This method carefully only touches users that it's installed 21651 * for, and it forces a restorecon to handle any seinfo changes. 21652 * <p> 21653 * Verifies that directories exist and that ownership and labeling is 21654 * correct for all installed apps. If there is an ownership mismatch, it 21655 * will try recovering system apps by wiping data; third-party app data is 21656 * left intact. 21657 * <p> 21658 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21659 */ 21660 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21661 final PackageSetting ps; 21662 synchronized (mPackages) { 21663 ps = mSettings.mPackages.get(pkg.packageName); 21664 mSettings.writeKernelMappingLPr(ps); 21665 } 21666 21667 final UserManager um = mContext.getSystemService(UserManager.class); 21668 UserManagerInternal umInternal = getUserManagerInternal(); 21669 for (UserInfo user : um.getUsers()) { 21670 final int flags; 21671 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21672 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21673 } else if (umInternal.isUserRunning(user.id)) { 21674 flags = StorageManager.FLAG_STORAGE_DE; 21675 } else { 21676 continue; 21677 } 21678 21679 if (ps.getInstalled(user.id)) { 21680 // TODO: when user data is locked, mark that we're still dirty 21681 prepareAppDataLIF(pkg, user.id, flags); 21682 } 21683 } 21684 } 21685 21686 /** 21687 * Prepare app data for the given app. 21688 * <p> 21689 * Verifies that directories exist and that ownership and labeling is 21690 * correct for all installed apps. If there is an ownership mismatch, this 21691 * will try recovering system apps by wiping data; third-party app data is 21692 * left intact. 21693 */ 21694 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21695 if (pkg == null) { 21696 Slog.wtf(TAG, "Package was null!", new Throwable()); 21697 return; 21698 } 21699 prepareAppDataLeafLIF(pkg, userId, flags); 21700 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21701 for (int i = 0; i < childCount; i++) { 21702 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21703 } 21704 } 21705 21706 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21707 boolean maybeMigrateAppData) { 21708 prepareAppDataLIF(pkg, userId, flags); 21709 21710 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21711 // We may have just shuffled around app data directories, so 21712 // prepare them one more time 21713 prepareAppDataLIF(pkg, userId, flags); 21714 } 21715 } 21716 21717 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21718 if (DEBUG_APP_DATA) { 21719 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21720 + Integer.toHexString(flags)); 21721 } 21722 21723 final String volumeUuid = pkg.volumeUuid; 21724 final String packageName = pkg.packageName; 21725 final ApplicationInfo app = pkg.applicationInfo; 21726 final int appId = UserHandle.getAppId(app.uid); 21727 21728 Preconditions.checkNotNull(app.seInfo); 21729 21730 long ceDataInode = -1; 21731 try { 21732 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21733 appId, app.seInfo, app.targetSdkVersion); 21734 } catch (InstallerException e) { 21735 if (app.isSystemApp()) { 21736 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21737 + ", but trying to recover: " + e); 21738 destroyAppDataLeafLIF(pkg, userId, flags); 21739 try { 21740 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21741 appId, app.seInfo, app.targetSdkVersion); 21742 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21743 } catch (InstallerException e2) { 21744 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21745 } 21746 } else { 21747 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21748 } 21749 } 21750 21751 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21752 // TODO: mark this structure as dirty so we persist it! 21753 synchronized (mPackages) { 21754 final PackageSetting ps = mSettings.mPackages.get(packageName); 21755 if (ps != null) { 21756 ps.setCeDataInode(ceDataInode, userId); 21757 } 21758 } 21759 } 21760 21761 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21762 } 21763 21764 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21765 if (pkg == null) { 21766 Slog.wtf(TAG, "Package was null!", new Throwable()); 21767 return; 21768 } 21769 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21770 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21771 for (int i = 0; i < childCount; i++) { 21772 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21773 } 21774 } 21775 21776 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21777 final String volumeUuid = pkg.volumeUuid; 21778 final String packageName = pkg.packageName; 21779 final ApplicationInfo app = pkg.applicationInfo; 21780 21781 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21782 // Create a native library symlink only if we have native libraries 21783 // and if the native libraries are 32 bit libraries. We do not provide 21784 // this symlink for 64 bit libraries. 21785 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21786 final String nativeLibPath = app.nativeLibraryDir; 21787 try { 21788 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21789 nativeLibPath, userId); 21790 } catch (InstallerException e) { 21791 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21792 } 21793 } 21794 } 21795 } 21796 21797 /** 21798 * For system apps on non-FBE devices, this method migrates any existing 21799 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21800 * requested by the app. 21801 */ 21802 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21803 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 21804 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21805 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21806 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21807 try { 21808 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21809 storageTarget); 21810 } catch (InstallerException e) { 21811 logCriticalInfo(Log.WARN, 21812 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21813 } 21814 return true; 21815 } else { 21816 return false; 21817 } 21818 } 21819 21820 public PackageFreezer freezePackage(String packageName, String killReason) { 21821 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21822 } 21823 21824 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21825 return new PackageFreezer(packageName, userId, killReason); 21826 } 21827 21828 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21829 String killReason) { 21830 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21831 } 21832 21833 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21834 String killReason) { 21835 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21836 return new PackageFreezer(); 21837 } else { 21838 return freezePackage(packageName, userId, killReason); 21839 } 21840 } 21841 21842 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21843 String killReason) { 21844 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21845 } 21846 21847 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21848 String killReason) { 21849 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21850 return new PackageFreezer(); 21851 } else { 21852 return freezePackage(packageName, userId, killReason); 21853 } 21854 } 21855 21856 /** 21857 * Class that freezes and kills the given package upon creation, and 21858 * unfreezes it upon closing. This is typically used when doing surgery on 21859 * app code/data to prevent the app from running while you're working. 21860 */ 21861 private class PackageFreezer implements AutoCloseable { 21862 private final String mPackageName; 21863 private final PackageFreezer[] mChildren; 21864 21865 private final boolean mWeFroze; 21866 21867 private final AtomicBoolean mClosed = new AtomicBoolean(); 21868 private final CloseGuard mCloseGuard = CloseGuard.get(); 21869 21870 /** 21871 * Create and return a stub freezer that doesn't actually do anything, 21872 * typically used when someone requested 21873 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21874 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21875 */ 21876 public PackageFreezer() { 21877 mPackageName = null; 21878 mChildren = null; 21879 mWeFroze = false; 21880 mCloseGuard.open("close"); 21881 } 21882 21883 public PackageFreezer(String packageName, int userId, String killReason) { 21884 synchronized (mPackages) { 21885 mPackageName = packageName; 21886 mWeFroze = mFrozenPackages.add(mPackageName); 21887 21888 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21889 if (ps != null) { 21890 killApplication(ps.name, ps.appId, userId, killReason); 21891 } 21892 21893 final PackageParser.Package p = mPackages.get(packageName); 21894 if (p != null && p.childPackages != null) { 21895 final int N = p.childPackages.size(); 21896 mChildren = new PackageFreezer[N]; 21897 for (int i = 0; i < N; i++) { 21898 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21899 userId, killReason); 21900 } 21901 } else { 21902 mChildren = null; 21903 } 21904 } 21905 mCloseGuard.open("close"); 21906 } 21907 21908 @Override 21909 protected void finalize() throws Throwable { 21910 try { 21911 if (mCloseGuard != null) { 21912 mCloseGuard.warnIfOpen(); 21913 } 21914 21915 close(); 21916 } finally { 21917 super.finalize(); 21918 } 21919 } 21920 21921 @Override 21922 public void close() { 21923 mCloseGuard.close(); 21924 if (mClosed.compareAndSet(false, true)) { 21925 synchronized (mPackages) { 21926 if (mWeFroze) { 21927 mFrozenPackages.remove(mPackageName); 21928 } 21929 21930 if (mChildren != null) { 21931 for (PackageFreezer freezer : mChildren) { 21932 freezer.close(); 21933 } 21934 } 21935 } 21936 } 21937 } 21938 } 21939 21940 /** 21941 * Verify that given package is currently frozen. 21942 */ 21943 private void checkPackageFrozen(String packageName) { 21944 synchronized (mPackages) { 21945 if (!mFrozenPackages.contains(packageName)) { 21946 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21947 } 21948 } 21949 } 21950 21951 @Override 21952 public int movePackage(final String packageName, final String volumeUuid) { 21953 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21954 21955 final int callingUid = Binder.getCallingUid(); 21956 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 21957 final int moveId = mNextMoveId.getAndIncrement(); 21958 mHandler.post(new Runnable() { 21959 @Override 21960 public void run() { 21961 try { 21962 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 21963 } catch (PackageManagerException e) { 21964 Slog.w(TAG, "Failed to move " + packageName, e); 21965 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 21966 } 21967 } 21968 }); 21969 return moveId; 21970 } 21971 21972 private void movePackageInternal(final String packageName, final String volumeUuid, 21973 final int moveId, final int callingUid, UserHandle user) 21974 throws PackageManagerException { 21975 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21976 final PackageManager pm = mContext.getPackageManager(); 21977 21978 final boolean currentAsec; 21979 final String currentVolumeUuid; 21980 final File codeFile; 21981 final String installerPackageName; 21982 final String packageAbiOverride; 21983 final int appId; 21984 final String seinfo; 21985 final String label; 21986 final int targetSdkVersion; 21987 final PackageFreezer freezer; 21988 final int[] installedUserIds; 21989 21990 // reader 21991 synchronized (mPackages) { 21992 final PackageParser.Package pkg = mPackages.get(packageName); 21993 final PackageSetting ps = mSettings.mPackages.get(packageName); 21994 if (pkg == null 21995 || ps == null 21996 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 21997 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 21998 } 21999 if (pkg.applicationInfo.isSystemApp()) { 22000 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22001 "Cannot move system application"); 22002 } 22003 22004 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22005 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22006 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22007 if (isInternalStorage && !allow3rdPartyOnInternal) { 22008 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22009 "3rd party apps are not allowed on internal storage"); 22010 } 22011 22012 if (pkg.applicationInfo.isExternalAsec()) { 22013 currentAsec = true; 22014 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22015 } else if (pkg.applicationInfo.isForwardLocked()) { 22016 currentAsec = true; 22017 currentVolumeUuid = "forward_locked"; 22018 } else { 22019 currentAsec = false; 22020 currentVolumeUuid = ps.volumeUuid; 22021 22022 final File probe = new File(pkg.codePath); 22023 final File probeOat = new File(probe, "oat"); 22024 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22025 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22026 "Move only supported for modern cluster style installs"); 22027 } 22028 } 22029 22030 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22031 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22032 "Package already moved to " + volumeUuid); 22033 } 22034 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22035 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22036 "Device admin cannot be moved"); 22037 } 22038 22039 if (mFrozenPackages.contains(packageName)) { 22040 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22041 "Failed to move already frozen package"); 22042 } 22043 22044 codeFile = new File(pkg.codePath); 22045 installerPackageName = ps.installerPackageName; 22046 packageAbiOverride = ps.cpuAbiOverrideString; 22047 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22048 seinfo = pkg.applicationInfo.seInfo; 22049 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22050 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22051 freezer = freezePackage(packageName, "movePackageInternal"); 22052 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22053 } 22054 22055 final Bundle extras = new Bundle(); 22056 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22057 extras.putString(Intent.EXTRA_TITLE, label); 22058 mMoveCallbacks.notifyCreated(moveId, extras); 22059 22060 int installFlags; 22061 final boolean moveCompleteApp; 22062 final File measurePath; 22063 22064 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22065 installFlags = INSTALL_INTERNAL; 22066 moveCompleteApp = !currentAsec; 22067 measurePath = Environment.getDataAppDirectory(volumeUuid); 22068 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22069 installFlags = INSTALL_EXTERNAL; 22070 moveCompleteApp = false; 22071 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22072 } else { 22073 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22074 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22075 || !volume.isMountedWritable()) { 22076 freezer.close(); 22077 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22078 "Move location not mounted private volume"); 22079 } 22080 22081 Preconditions.checkState(!currentAsec); 22082 22083 installFlags = INSTALL_INTERNAL; 22084 moveCompleteApp = true; 22085 measurePath = Environment.getDataAppDirectory(volumeUuid); 22086 } 22087 22088 // If we're moving app data around, we need all the users unlocked 22089 if (moveCompleteApp) { 22090 for (int userId : installedUserIds) { 22091 if (StorageManager.isFileEncryptedNativeOrEmulated() 22092 && !StorageManager.isUserKeyUnlocked(userId)) { 22093 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22094 "User " + userId + " must be unlocked"); 22095 } 22096 } 22097 } 22098 22099 final PackageStats stats = new PackageStats(null, -1); 22100 synchronized (mInstaller) { 22101 for (int userId : installedUserIds) { 22102 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22103 freezer.close(); 22104 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22105 "Failed to measure package size"); 22106 } 22107 } 22108 } 22109 22110 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22111 + stats.dataSize); 22112 22113 final long startFreeBytes = measurePath.getUsableSpace(); 22114 final long sizeBytes; 22115 if (moveCompleteApp) { 22116 sizeBytes = stats.codeSize + stats.dataSize; 22117 } else { 22118 sizeBytes = stats.codeSize; 22119 } 22120 22121 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22122 freezer.close(); 22123 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22124 "Not enough free space to move"); 22125 } 22126 22127 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22128 22129 final CountDownLatch installedLatch = new CountDownLatch(1); 22130 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22131 @Override 22132 public void onUserActionRequired(Intent intent) throws RemoteException { 22133 throw new IllegalStateException(); 22134 } 22135 22136 @Override 22137 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22138 Bundle extras) throws RemoteException { 22139 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22140 + PackageManager.installStatusToString(returnCode, msg)); 22141 22142 installedLatch.countDown(); 22143 freezer.close(); 22144 22145 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22146 switch (status) { 22147 case PackageInstaller.STATUS_SUCCESS: 22148 mMoveCallbacks.notifyStatusChanged(moveId, 22149 PackageManager.MOVE_SUCCEEDED); 22150 break; 22151 case PackageInstaller.STATUS_FAILURE_STORAGE: 22152 mMoveCallbacks.notifyStatusChanged(moveId, 22153 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22154 break; 22155 default: 22156 mMoveCallbacks.notifyStatusChanged(moveId, 22157 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22158 break; 22159 } 22160 } 22161 }; 22162 22163 final MoveInfo move; 22164 if (moveCompleteApp) { 22165 // Kick off a thread to report progress estimates 22166 new Thread() { 22167 @Override 22168 public void run() { 22169 while (true) { 22170 try { 22171 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22172 break; 22173 } 22174 } catch (InterruptedException ignored) { 22175 } 22176 22177 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22178 final int progress = 10 + (int) MathUtils.constrain( 22179 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22180 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22181 } 22182 } 22183 }.start(); 22184 22185 final String dataAppName = codeFile.getName(); 22186 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22187 dataAppName, appId, seinfo, targetSdkVersion); 22188 } else { 22189 move = null; 22190 } 22191 22192 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22193 22194 final Message msg = mHandler.obtainMessage(INIT_COPY); 22195 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22196 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22197 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22198 packageAbiOverride, null /*grantedPermissions*/, 22199 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22200 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22201 msg.obj = params; 22202 22203 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22204 System.identityHashCode(msg.obj)); 22205 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22206 System.identityHashCode(msg.obj)); 22207 22208 mHandler.sendMessage(msg); 22209 } 22210 22211 @Override 22212 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22213 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22214 22215 final int realMoveId = mNextMoveId.getAndIncrement(); 22216 final Bundle extras = new Bundle(); 22217 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22218 mMoveCallbacks.notifyCreated(realMoveId, extras); 22219 22220 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22221 @Override 22222 public void onCreated(int moveId, Bundle extras) { 22223 // Ignored 22224 } 22225 22226 @Override 22227 public void onStatusChanged(int moveId, int status, long estMillis) { 22228 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22229 } 22230 }; 22231 22232 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22233 storage.setPrimaryStorageUuid(volumeUuid, callback); 22234 return realMoveId; 22235 } 22236 22237 @Override 22238 public int getMoveStatus(int moveId) { 22239 mContext.enforceCallingOrSelfPermission( 22240 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22241 return mMoveCallbacks.mLastStatus.get(moveId); 22242 } 22243 22244 @Override 22245 public void registerMoveCallback(IPackageMoveObserver callback) { 22246 mContext.enforceCallingOrSelfPermission( 22247 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22248 mMoveCallbacks.register(callback); 22249 } 22250 22251 @Override 22252 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22253 mContext.enforceCallingOrSelfPermission( 22254 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22255 mMoveCallbacks.unregister(callback); 22256 } 22257 22258 @Override 22259 public boolean setInstallLocation(int loc) { 22260 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22261 null); 22262 if (getInstallLocation() == loc) { 22263 return true; 22264 } 22265 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22266 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22267 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22268 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22269 return true; 22270 } 22271 return false; 22272 } 22273 22274 @Override 22275 public int getInstallLocation() { 22276 // allow instant app access 22277 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22278 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22279 PackageHelper.APP_INSTALL_AUTO); 22280 } 22281 22282 /** Called by UserManagerService */ 22283 void cleanUpUser(UserManagerService userManager, int userHandle) { 22284 synchronized (mPackages) { 22285 mDirtyUsers.remove(userHandle); 22286 mUserNeedsBadging.delete(userHandle); 22287 mSettings.removeUserLPw(userHandle); 22288 mPendingBroadcasts.remove(userHandle); 22289 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22290 removeUnusedPackagesLPw(userManager, userHandle); 22291 } 22292 } 22293 22294 /** 22295 * We're removing userHandle and would like to remove any downloaded packages 22296 * that are no longer in use by any other user. 22297 * @param userHandle the user being removed 22298 */ 22299 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22300 final boolean DEBUG_CLEAN_APKS = false; 22301 int [] users = userManager.getUserIds(); 22302 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22303 while (psit.hasNext()) { 22304 PackageSetting ps = psit.next(); 22305 if (ps.pkg == null) { 22306 continue; 22307 } 22308 final String packageName = ps.pkg.packageName; 22309 // Skip over if system app 22310 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22311 continue; 22312 } 22313 if (DEBUG_CLEAN_APKS) { 22314 Slog.i(TAG, "Checking package " + packageName); 22315 } 22316 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22317 if (keep) { 22318 if (DEBUG_CLEAN_APKS) { 22319 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22320 } 22321 } else { 22322 for (int i = 0; i < users.length; i++) { 22323 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22324 keep = true; 22325 if (DEBUG_CLEAN_APKS) { 22326 Slog.i(TAG, " Keeping package " + packageName + " for user " 22327 + users[i]); 22328 } 22329 break; 22330 } 22331 } 22332 } 22333 if (!keep) { 22334 if (DEBUG_CLEAN_APKS) { 22335 Slog.i(TAG, " Removing package " + packageName); 22336 } 22337 mHandler.post(new Runnable() { 22338 public void run() { 22339 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22340 userHandle, 0); 22341 } //end run 22342 }); 22343 } 22344 } 22345 } 22346 22347 /** Called by UserManagerService */ 22348 void createNewUser(int userId, String[] disallowedPackages) { 22349 synchronized (mInstallLock) { 22350 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22351 } 22352 synchronized (mPackages) { 22353 scheduleWritePackageRestrictionsLocked(userId); 22354 scheduleWritePackageListLocked(userId); 22355 applyFactoryDefaultBrowserLPw(userId); 22356 primeDomainVerificationsLPw(userId); 22357 } 22358 } 22359 22360 void onNewUserCreated(final int userId) { 22361 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22362 synchronized(mPackages) { 22363 // If permission review for legacy apps is required, we represent 22364 // dagerous permissions for such apps as always granted runtime 22365 // permissions to keep per user flag state whether review is needed. 22366 // Hence, if a new user is added we have to propagate dangerous 22367 // permission grants for these legacy apps. 22368 if (mSettings.mPermissions.mPermissionReviewRequired) { 22369// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22370 mPermissionManager.updateAllPermissions( 22371 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22372 mPermissionCallback); 22373 } 22374 } 22375 } 22376 22377 @Override 22378 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22379 mContext.enforceCallingOrSelfPermission( 22380 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22381 "Only package verification agents can read the verifier device identity"); 22382 22383 synchronized (mPackages) { 22384 return mSettings.getVerifierDeviceIdentityLPw(); 22385 } 22386 } 22387 22388 @Override 22389 public void setPermissionEnforced(String permission, boolean enforced) { 22390 // TODO: Now that we no longer change GID for storage, this should to away. 22391 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22392 "setPermissionEnforced"); 22393 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22394 synchronized (mPackages) { 22395 if (mSettings.mReadExternalStorageEnforced == null 22396 || mSettings.mReadExternalStorageEnforced != enforced) { 22397 mSettings.mReadExternalStorageEnforced = 22398 enforced ? Boolean.TRUE : Boolean.FALSE; 22399 mSettings.writeLPr(); 22400 } 22401 } 22402 // kill any non-foreground processes so we restart them and 22403 // grant/revoke the GID. 22404 final IActivityManager am = ActivityManager.getService(); 22405 if (am != null) { 22406 final long token = Binder.clearCallingIdentity(); 22407 try { 22408 am.killProcessesBelowForeground("setPermissionEnforcement"); 22409 } catch (RemoteException e) { 22410 } finally { 22411 Binder.restoreCallingIdentity(token); 22412 } 22413 } 22414 } else { 22415 throw new IllegalArgumentException("No selective enforcement for " + permission); 22416 } 22417 } 22418 22419 @Override 22420 @Deprecated 22421 public boolean isPermissionEnforced(String permission) { 22422 // allow instant applications 22423 return true; 22424 } 22425 22426 @Override 22427 public boolean isStorageLow() { 22428 // allow instant applications 22429 final long token = Binder.clearCallingIdentity(); 22430 try { 22431 final DeviceStorageMonitorInternal 22432 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22433 if (dsm != null) { 22434 return dsm.isMemoryLow(); 22435 } else { 22436 return false; 22437 } 22438 } finally { 22439 Binder.restoreCallingIdentity(token); 22440 } 22441 } 22442 22443 @Override 22444 public IPackageInstaller getPackageInstaller() { 22445 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22446 return null; 22447 } 22448 return mInstallerService; 22449 } 22450 22451 @Override 22452 public IArtManager getArtManager() { 22453 return mArtManagerService; 22454 } 22455 22456 private boolean userNeedsBadging(int userId) { 22457 int index = mUserNeedsBadging.indexOfKey(userId); 22458 if (index < 0) { 22459 final UserInfo userInfo; 22460 final long token = Binder.clearCallingIdentity(); 22461 try { 22462 userInfo = sUserManager.getUserInfo(userId); 22463 } finally { 22464 Binder.restoreCallingIdentity(token); 22465 } 22466 final boolean b; 22467 if (userInfo != null && userInfo.isManagedProfile()) { 22468 b = true; 22469 } else { 22470 b = false; 22471 } 22472 mUserNeedsBadging.put(userId, b); 22473 return b; 22474 } 22475 return mUserNeedsBadging.valueAt(index); 22476 } 22477 22478 @Override 22479 public KeySet getKeySetByAlias(String packageName, String alias) { 22480 if (packageName == null || alias == null) { 22481 return null; 22482 } 22483 synchronized(mPackages) { 22484 final PackageParser.Package pkg = mPackages.get(packageName); 22485 if (pkg == null) { 22486 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22487 throw new IllegalArgumentException("Unknown package: " + packageName); 22488 } 22489 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22490 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 22491 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 22492 throw new IllegalArgumentException("Unknown package: " + packageName); 22493 } 22494 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22495 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22496 } 22497 } 22498 22499 @Override 22500 public KeySet getSigningKeySet(String packageName) { 22501 if (packageName == null) { 22502 return null; 22503 } 22504 synchronized(mPackages) { 22505 final int callingUid = Binder.getCallingUid(); 22506 final int callingUserId = UserHandle.getUserId(callingUid); 22507 final PackageParser.Package pkg = mPackages.get(packageName); 22508 if (pkg == null) { 22509 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22510 throw new IllegalArgumentException("Unknown package: " + packageName); 22511 } 22512 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22513 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 22514 // filter and pretend the package doesn't exist 22515 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 22516 + ", uid:" + callingUid); 22517 throw new IllegalArgumentException("Unknown package: " + packageName); 22518 } 22519 if (pkg.applicationInfo.uid != callingUid 22520 && Process.SYSTEM_UID != callingUid) { 22521 throw new SecurityException("May not access signing KeySet of other apps."); 22522 } 22523 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22524 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22525 } 22526 } 22527 22528 @Override 22529 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22530 final int callingUid = Binder.getCallingUid(); 22531 if (getInstantAppPackageName(callingUid) != null) { 22532 return false; 22533 } 22534 if (packageName == null || ks == null) { 22535 return false; 22536 } 22537 synchronized(mPackages) { 22538 final PackageParser.Package pkg = mPackages.get(packageName); 22539 if (pkg == null 22540 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 22541 UserHandle.getUserId(callingUid))) { 22542 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22543 throw new IllegalArgumentException("Unknown package: " + packageName); 22544 } 22545 IBinder ksh = ks.getToken(); 22546 if (ksh instanceof KeySetHandle) { 22547 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22548 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22549 } 22550 return false; 22551 } 22552 } 22553 22554 @Override 22555 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22556 final int callingUid = Binder.getCallingUid(); 22557 if (getInstantAppPackageName(callingUid) != null) { 22558 return false; 22559 } 22560 if (packageName == null || ks == null) { 22561 return false; 22562 } 22563 synchronized(mPackages) { 22564 final PackageParser.Package pkg = mPackages.get(packageName); 22565 if (pkg == null 22566 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 22567 UserHandle.getUserId(callingUid))) { 22568 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22569 throw new IllegalArgumentException("Unknown package: " + packageName); 22570 } 22571 IBinder ksh = ks.getToken(); 22572 if (ksh instanceof KeySetHandle) { 22573 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22574 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22575 } 22576 return false; 22577 } 22578 } 22579 22580 private void deletePackageIfUnusedLPr(final String packageName) { 22581 PackageSetting ps = mSettings.mPackages.get(packageName); 22582 if (ps == null) { 22583 return; 22584 } 22585 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22586 // TODO Implement atomic delete if package is unused 22587 // It is currently possible that the package will be deleted even if it is installed 22588 // after this method returns. 22589 mHandler.post(new Runnable() { 22590 public void run() { 22591 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22592 0, PackageManager.DELETE_ALL_USERS); 22593 } 22594 }); 22595 } 22596 } 22597 22598 /** 22599 * Check and throw if the given before/after packages would be considered a 22600 * downgrade. 22601 */ 22602 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22603 throws PackageManagerException { 22604 if (after.getLongVersionCode() < before.getLongVersionCode()) { 22605 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22606 "Update version code " + after.versionCode + " is older than current " 22607 + before.getLongVersionCode()); 22608 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 22609 if (after.baseRevisionCode < before.baseRevisionCode) { 22610 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22611 "Update base revision code " + after.baseRevisionCode 22612 + " is older than current " + before.baseRevisionCode); 22613 } 22614 22615 if (!ArrayUtils.isEmpty(after.splitNames)) { 22616 for (int i = 0; i < after.splitNames.length; i++) { 22617 final String splitName = after.splitNames[i]; 22618 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22619 if (j != -1) { 22620 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22621 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22622 "Update split " + splitName + " revision code " 22623 + after.splitRevisionCodes[i] + " is older than current " 22624 + before.splitRevisionCodes[j]); 22625 } 22626 } 22627 } 22628 } 22629 } 22630 } 22631 22632 private static class MoveCallbacks extends Handler { 22633 private static final int MSG_CREATED = 1; 22634 private static final int MSG_STATUS_CHANGED = 2; 22635 22636 private final RemoteCallbackList<IPackageMoveObserver> 22637 mCallbacks = new RemoteCallbackList<>(); 22638 22639 private final SparseIntArray mLastStatus = new SparseIntArray(); 22640 22641 public MoveCallbacks(Looper looper) { 22642 super(looper); 22643 } 22644 22645 public void register(IPackageMoveObserver callback) { 22646 mCallbacks.register(callback); 22647 } 22648 22649 public void unregister(IPackageMoveObserver callback) { 22650 mCallbacks.unregister(callback); 22651 } 22652 22653 @Override 22654 public void handleMessage(Message msg) { 22655 final SomeArgs args = (SomeArgs) msg.obj; 22656 final int n = mCallbacks.beginBroadcast(); 22657 for (int i = 0; i < n; i++) { 22658 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22659 try { 22660 invokeCallback(callback, msg.what, args); 22661 } catch (RemoteException ignored) { 22662 } 22663 } 22664 mCallbacks.finishBroadcast(); 22665 args.recycle(); 22666 } 22667 22668 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22669 throws RemoteException { 22670 switch (what) { 22671 case MSG_CREATED: { 22672 callback.onCreated(args.argi1, (Bundle) args.arg2); 22673 break; 22674 } 22675 case MSG_STATUS_CHANGED: { 22676 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22677 break; 22678 } 22679 } 22680 } 22681 22682 private void notifyCreated(int moveId, Bundle extras) { 22683 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22684 22685 final SomeArgs args = SomeArgs.obtain(); 22686 args.argi1 = moveId; 22687 args.arg2 = extras; 22688 obtainMessage(MSG_CREATED, args).sendToTarget(); 22689 } 22690 22691 private void notifyStatusChanged(int moveId, int status) { 22692 notifyStatusChanged(moveId, status, -1); 22693 } 22694 22695 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22696 Slog.v(TAG, "Move " + moveId + " status " + status); 22697 22698 final SomeArgs args = SomeArgs.obtain(); 22699 args.argi1 = moveId; 22700 args.argi2 = status; 22701 args.arg3 = estMillis; 22702 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22703 22704 synchronized (mLastStatus) { 22705 mLastStatus.put(moveId, status); 22706 } 22707 } 22708 } 22709 22710 private final static class OnPermissionChangeListeners extends Handler { 22711 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22712 22713 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22714 new RemoteCallbackList<>(); 22715 22716 public OnPermissionChangeListeners(Looper looper) { 22717 super(looper); 22718 } 22719 22720 @Override 22721 public void handleMessage(Message msg) { 22722 switch (msg.what) { 22723 case MSG_ON_PERMISSIONS_CHANGED: { 22724 final int uid = msg.arg1; 22725 handleOnPermissionsChanged(uid); 22726 } break; 22727 } 22728 } 22729 22730 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22731 mPermissionListeners.register(listener); 22732 22733 } 22734 22735 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22736 mPermissionListeners.unregister(listener); 22737 } 22738 22739 public void onPermissionsChanged(int uid) { 22740 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22741 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22742 } 22743 } 22744 22745 private void handleOnPermissionsChanged(int uid) { 22746 final int count = mPermissionListeners.beginBroadcast(); 22747 try { 22748 for (int i = 0; i < count; i++) { 22749 IOnPermissionsChangeListener callback = mPermissionListeners 22750 .getBroadcastItem(i); 22751 try { 22752 callback.onPermissionsChanged(uid); 22753 } catch (RemoteException e) { 22754 Log.e(TAG, "Permission listener is dead", e); 22755 } 22756 } 22757 } finally { 22758 mPermissionListeners.finishBroadcast(); 22759 } 22760 } 22761 } 22762 22763 private class PackageManagerNative extends IPackageManagerNative.Stub { 22764 @Override 22765 public String[] getNamesForUids(int[] uids) throws RemoteException { 22766 final String[] results = PackageManagerService.this.getNamesForUids(uids); 22767 // massage results so they can be parsed by the native binder 22768 for (int i = results.length - 1; i >= 0; --i) { 22769 if (results[i] == null) { 22770 results[i] = ""; 22771 } 22772 } 22773 return results; 22774 } 22775 22776 // NB: this differentiates between preloads and sideloads 22777 @Override 22778 public String getInstallerForPackage(String packageName) throws RemoteException { 22779 final String installerName = getInstallerPackageName(packageName); 22780 if (!TextUtils.isEmpty(installerName)) { 22781 return installerName; 22782 } 22783 // differentiate between preload and sideload 22784 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 22785 ApplicationInfo appInfo = getApplicationInfo(packageName, 22786 /*flags*/ 0, 22787 /*userId*/ callingUser); 22788 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22789 return "preload"; 22790 } 22791 return ""; 22792 } 22793 22794 @Override 22795 public long getVersionCodeForPackage(String packageName) throws RemoteException { 22796 try { 22797 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 22798 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 22799 if (pInfo != null) { 22800 return pInfo.getLongVersionCode(); 22801 } 22802 } catch (Exception e) { 22803 } 22804 return 0; 22805 } 22806 } 22807 22808 private class PackageManagerInternalImpl extends PackageManagerInternal { 22809 @Override 22810 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 22811 int flagValues, int userId) { 22812 PackageManagerService.this.updatePermissionFlags( 22813 permName, packageName, flagMask, flagValues, userId); 22814 } 22815 22816 @Override 22817 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 22818 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 22819 } 22820 22821 @Override 22822 public boolean isInstantApp(String packageName, int userId) { 22823 return PackageManagerService.this.isInstantApp(packageName, userId); 22824 } 22825 22826 @Override 22827 public String getInstantAppPackageName(int uid) { 22828 return PackageManagerService.this.getInstantAppPackageName(uid); 22829 } 22830 22831 @Override 22832 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 22833 synchronized (mPackages) { 22834 return PackageManagerService.this.filterAppAccessLPr( 22835 (PackageSetting) pkg.mExtras, callingUid, userId); 22836 } 22837 } 22838 22839 @Override 22840 public PackageParser.Package getPackage(String packageName) { 22841 synchronized (mPackages) { 22842 packageName = resolveInternalPackageNameLPr( 22843 packageName, PackageManager.VERSION_CODE_HIGHEST); 22844 return mPackages.get(packageName); 22845 } 22846 } 22847 22848 @Override 22849 public PackageList getPackageList(PackageListObserver observer) { 22850 synchronized (mPackages) { 22851 final int N = mPackages.size(); 22852 final ArrayList<String> list = new ArrayList<>(N); 22853 for (int i = 0; i < N; i++) { 22854 list.add(mPackages.keyAt(i)); 22855 } 22856 final PackageList packageList = new PackageList(list, observer); 22857 if (observer != null) { 22858 mPackageListObservers.add(packageList); 22859 } 22860 return packageList; 22861 } 22862 } 22863 22864 @Override 22865 public void removePackageListObserver(PackageListObserver observer) { 22866 synchronized (mPackages) { 22867 mPackageListObservers.remove(observer); 22868 } 22869 } 22870 22871 @Override 22872 public PackageParser.Package getDisabledPackage(String packageName) { 22873 synchronized (mPackages) { 22874 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 22875 return (ps != null) ? ps.pkg : null; 22876 } 22877 } 22878 22879 @Override 22880 public String getKnownPackageName(int knownPackage, int userId) { 22881 switch(knownPackage) { 22882 case PackageManagerInternal.PACKAGE_BROWSER: 22883 return getDefaultBrowserPackageName(userId); 22884 case PackageManagerInternal.PACKAGE_INSTALLER: 22885 return mRequiredInstallerPackage; 22886 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 22887 return mSetupWizardPackage; 22888 case PackageManagerInternal.PACKAGE_SYSTEM: 22889 return "android"; 22890 case PackageManagerInternal.PACKAGE_VERIFIER: 22891 return mRequiredVerifierPackage; 22892 } 22893 return null; 22894 } 22895 22896 @Override 22897 public boolean isResolveActivityComponent(ComponentInfo component) { 22898 return mResolveActivity.packageName.equals(component.packageName) 22899 && mResolveActivity.name.equals(component.name); 22900 } 22901 22902 @Override 22903 public void setLocationPackagesProvider(PackagesProvider provider) { 22904 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 22905 } 22906 22907 @Override 22908 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22909 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 22910 } 22911 22912 @Override 22913 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22914 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 22915 } 22916 22917 @Override 22918 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22919 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 22920 } 22921 22922 @Override 22923 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22924 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 22925 } 22926 22927 @Override 22928 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 22929 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 22930 } 22931 22932 @Override 22933 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22934 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 22935 } 22936 22937 @Override 22938 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22939 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 22940 } 22941 22942 @Override 22943 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22944 synchronized (mPackages) { 22945 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22946 } 22947 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 22948 } 22949 22950 @Override 22951 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22952 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 22953 packageName, userId); 22954 } 22955 22956 @Override 22957 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 22958 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 22959 packageName, userId); 22960 } 22961 22962 @Override 22963 public void setKeepUninstalledPackages(final List<String> packageList) { 22964 Preconditions.checkNotNull(packageList); 22965 List<String> removedFromList = null; 22966 synchronized (mPackages) { 22967 if (mKeepUninstalledPackages != null) { 22968 final int packagesCount = mKeepUninstalledPackages.size(); 22969 for (int i = 0; i < packagesCount; i++) { 22970 String oldPackage = mKeepUninstalledPackages.get(i); 22971 if (packageList != null && packageList.contains(oldPackage)) { 22972 continue; 22973 } 22974 if (removedFromList == null) { 22975 removedFromList = new ArrayList<>(); 22976 } 22977 removedFromList.add(oldPackage); 22978 } 22979 } 22980 mKeepUninstalledPackages = new ArrayList<>(packageList); 22981 if (removedFromList != null) { 22982 final int removedCount = removedFromList.size(); 22983 for (int i = 0; i < removedCount; i++) { 22984 deletePackageIfUnusedLPr(removedFromList.get(i)); 22985 } 22986 } 22987 } 22988 } 22989 22990 @Override 22991 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22992 synchronized (mPackages) { 22993 return mPermissionManager.isPermissionsReviewRequired( 22994 mPackages.get(packageName), userId); 22995 } 22996 } 22997 22998 @Override 22999 public PackageInfo getPackageInfo( 23000 String packageName, int flags, int filterCallingUid, int userId) { 23001 return PackageManagerService.this 23002 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23003 flags, filterCallingUid, userId); 23004 } 23005 23006 @Override 23007 public int getPackageUid(String packageName, int flags, int userId) { 23008 return PackageManagerService.this 23009 .getPackageUid(packageName, flags, userId); 23010 } 23011 23012 @Override 23013 public ApplicationInfo getApplicationInfo( 23014 String packageName, int flags, int filterCallingUid, int userId) { 23015 return PackageManagerService.this 23016 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23017 } 23018 23019 @Override 23020 public ActivityInfo getActivityInfo( 23021 ComponentName component, int flags, int filterCallingUid, int userId) { 23022 return PackageManagerService.this 23023 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23024 } 23025 23026 @Override 23027 public List<ResolveInfo> queryIntentActivities( 23028 Intent intent, int flags, int filterCallingUid, int userId) { 23029 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23030 return PackageManagerService.this 23031 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23032 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23033 } 23034 23035 @Override 23036 public List<ResolveInfo> queryIntentServices( 23037 Intent intent, int flags, int callingUid, int userId) { 23038 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23039 return PackageManagerService.this 23040 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23041 false); 23042 } 23043 23044 @Override 23045 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23046 int userId) { 23047 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23048 } 23049 23050 @Override 23051 public void setDeviceAndProfileOwnerPackages( 23052 int deviceOwnerUserId, String deviceOwnerPackage, 23053 SparseArray<String> profileOwnerPackages) { 23054 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23055 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23056 } 23057 23058 @Override 23059 public boolean isPackageDataProtected(int userId, String packageName) { 23060 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23061 } 23062 23063 @Override 23064 public boolean isPackageEphemeral(int userId, String packageName) { 23065 synchronized (mPackages) { 23066 final PackageSetting ps = mSettings.mPackages.get(packageName); 23067 return ps != null ? ps.getInstantApp(userId) : false; 23068 } 23069 } 23070 23071 @Override 23072 public boolean wasPackageEverLaunched(String packageName, int userId) { 23073 synchronized (mPackages) { 23074 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23075 } 23076 } 23077 23078 @Override 23079 public void grantRuntimePermission(String packageName, String permName, int userId, 23080 boolean overridePolicy) { 23081 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23082 permName, packageName, overridePolicy, getCallingUid(), userId, 23083 mPermissionCallback); 23084 } 23085 23086 @Override 23087 public void revokeRuntimePermission(String packageName, String permName, int userId, 23088 boolean overridePolicy) { 23089 mPermissionManager.revokeRuntimePermission( 23090 permName, packageName, overridePolicy, getCallingUid(), userId, 23091 mPermissionCallback); 23092 } 23093 23094 @Override 23095 public String getNameForUid(int uid) { 23096 return PackageManagerService.this.getNameForUid(uid); 23097 } 23098 23099 @Override 23100 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23101 Intent origIntent, String resolvedType, String callingPackage, 23102 Bundle verificationBundle, int userId) { 23103 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23104 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23105 userId); 23106 } 23107 23108 @Override 23109 public void grantEphemeralAccess(int userId, Intent intent, 23110 int targetAppId, int ephemeralAppId) { 23111 synchronized (mPackages) { 23112 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23113 targetAppId, ephemeralAppId); 23114 } 23115 } 23116 23117 @Override 23118 public boolean isInstantAppInstallerComponent(ComponentName component) { 23119 synchronized (mPackages) { 23120 return mInstantAppInstallerActivity != null 23121 && mInstantAppInstallerActivity.getComponentName().equals(component); 23122 } 23123 } 23124 23125 @Override 23126 public void pruneInstantApps() { 23127 mInstantAppRegistry.pruneInstantApps(); 23128 } 23129 23130 @Override 23131 public String getSetupWizardPackageName() { 23132 return mSetupWizardPackage; 23133 } 23134 23135 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23136 if (policy != null) { 23137 mExternalSourcesPolicy = policy; 23138 } 23139 } 23140 23141 @Override 23142 public boolean isPackagePersistent(String packageName) { 23143 synchronized (mPackages) { 23144 PackageParser.Package pkg = mPackages.get(packageName); 23145 return pkg != null 23146 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23147 | ApplicationInfo.FLAG_PERSISTENT)) == 23148 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23149 : false; 23150 } 23151 } 23152 23153 @Override 23154 public boolean isLegacySystemApp(Package pkg) { 23155 synchronized (mPackages) { 23156 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23157 return mPromoteSystemApps 23158 && ps.isSystem() 23159 && mExistingSystemPackages.contains(ps.name); 23160 } 23161 } 23162 23163 @Override 23164 public List<PackageInfo> getOverlayPackages(int userId) { 23165 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23166 synchronized (mPackages) { 23167 for (PackageParser.Package p : mPackages.values()) { 23168 if (p.mOverlayTarget != null) { 23169 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23170 if (pkg != null) { 23171 overlayPackages.add(pkg); 23172 } 23173 } 23174 } 23175 } 23176 return overlayPackages; 23177 } 23178 23179 @Override 23180 public List<String> getTargetPackageNames(int userId) { 23181 List<String> targetPackages = new ArrayList<>(); 23182 synchronized (mPackages) { 23183 for (PackageParser.Package p : mPackages.values()) { 23184 if (p.mOverlayTarget == null) { 23185 targetPackages.add(p.packageName); 23186 } 23187 } 23188 } 23189 return targetPackages; 23190 } 23191 23192 @Override 23193 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23194 @Nullable List<String> overlayPackageNames) { 23195 synchronized (mPackages) { 23196 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23197 Slog.e(TAG, "failed to find package " + targetPackageName); 23198 return false; 23199 } 23200 ArrayList<String> overlayPaths = null; 23201 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23202 final int N = overlayPackageNames.size(); 23203 overlayPaths = new ArrayList<>(N); 23204 for (int i = 0; i < N; i++) { 23205 final String packageName = overlayPackageNames.get(i); 23206 final PackageParser.Package pkg = mPackages.get(packageName); 23207 if (pkg == null) { 23208 Slog.e(TAG, "failed to find package " + packageName); 23209 return false; 23210 } 23211 overlayPaths.add(pkg.baseCodePath); 23212 } 23213 } 23214 23215 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23216 ps.setOverlayPaths(overlayPaths, userId); 23217 return true; 23218 } 23219 } 23220 23221 @Override 23222 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23223 int flags, int userId, boolean resolveForStart) { 23224 return resolveIntentInternal( 23225 intent, resolvedType, flags, userId, resolveForStart); 23226 } 23227 23228 @Override 23229 public ResolveInfo resolveService(Intent intent, String resolvedType, 23230 int flags, int userId, int callingUid) { 23231 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23232 } 23233 23234 @Override 23235 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23236 return PackageManagerService.this.resolveContentProviderInternal( 23237 name, flags, userId); 23238 } 23239 23240 @Override 23241 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23242 synchronized (mPackages) { 23243 mIsolatedOwners.put(isolatedUid, ownerUid); 23244 } 23245 } 23246 23247 @Override 23248 public void removeIsolatedUid(int isolatedUid) { 23249 synchronized (mPackages) { 23250 mIsolatedOwners.delete(isolatedUid); 23251 } 23252 } 23253 23254 @Override 23255 public int getUidTargetSdkVersion(int uid) { 23256 synchronized (mPackages) { 23257 return getUidTargetSdkVersionLockedLPr(uid); 23258 } 23259 } 23260 23261 @Override 23262 public boolean canAccessInstantApps(int callingUid, int userId) { 23263 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23264 } 23265 23266 @Override 23267 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23268 synchronized (mPackages) { 23269 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23270 } 23271 } 23272 23273 @Override 23274 public void notifyPackageUse(String packageName, int reason) { 23275 synchronized (mPackages) { 23276 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23277 } 23278 } 23279 } 23280 23281 @Override 23282 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23283 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23284 synchronized (mPackages) { 23285 final long identity = Binder.clearCallingIdentity(); 23286 try { 23287 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23288 packageNames, userId); 23289 } finally { 23290 Binder.restoreCallingIdentity(identity); 23291 } 23292 } 23293 } 23294 23295 @Override 23296 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23297 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23298 synchronized (mPackages) { 23299 final long identity = Binder.clearCallingIdentity(); 23300 try { 23301 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23302 packageNames, userId); 23303 } finally { 23304 Binder.restoreCallingIdentity(identity); 23305 } 23306 } 23307 } 23308 23309 private static void enforceSystemOrPhoneCaller(String tag) { 23310 int callingUid = Binder.getCallingUid(); 23311 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23312 throw new SecurityException( 23313 "Cannot call " + tag + " from UID " + callingUid); 23314 } 23315 } 23316 23317 boolean isHistoricalPackageUsageAvailable() { 23318 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23319 } 23320 23321 /** 23322 * Return a <b>copy</b> of the collection of packages known to the package manager. 23323 * @return A copy of the values of mPackages. 23324 */ 23325 Collection<PackageParser.Package> getPackages() { 23326 synchronized (mPackages) { 23327 return new ArrayList<>(mPackages.values()); 23328 } 23329 } 23330 23331 /** 23332 * Logs process start information (including base APK hash) to the security log. 23333 * @hide 23334 */ 23335 @Override 23336 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23337 String apkFile, int pid) { 23338 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23339 return; 23340 } 23341 if (!SecurityLog.isLoggingEnabled()) { 23342 return; 23343 } 23344 Bundle data = new Bundle(); 23345 data.putLong("startTimestamp", System.currentTimeMillis()); 23346 data.putString("processName", processName); 23347 data.putInt("uid", uid); 23348 data.putString("seinfo", seinfo); 23349 data.putString("apkFile", apkFile); 23350 data.putInt("pid", pid); 23351 Message msg = mProcessLoggingHandler.obtainMessage( 23352 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23353 msg.setData(data); 23354 mProcessLoggingHandler.sendMessage(msg); 23355 } 23356 23357 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23358 return mCompilerStats.getPackageStats(pkgName); 23359 } 23360 23361 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23362 return getOrCreateCompilerPackageStats(pkg.packageName); 23363 } 23364 23365 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23366 return mCompilerStats.getOrCreatePackageStats(pkgName); 23367 } 23368 23369 public void deleteCompilerPackageStats(String pkgName) { 23370 mCompilerStats.deletePackageStats(pkgName); 23371 } 23372 23373 @Override 23374 public int getInstallReason(String packageName, int userId) { 23375 final int callingUid = Binder.getCallingUid(); 23376 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23377 true /* requireFullPermission */, false /* checkShell */, 23378 "get install reason"); 23379 synchronized (mPackages) { 23380 final PackageSetting ps = mSettings.mPackages.get(packageName); 23381 if (filterAppAccessLPr(ps, callingUid, userId)) { 23382 return PackageManager.INSTALL_REASON_UNKNOWN; 23383 } 23384 if (ps != null) { 23385 return ps.getInstallReason(userId); 23386 } 23387 } 23388 return PackageManager.INSTALL_REASON_UNKNOWN; 23389 } 23390 23391 @Override 23392 public boolean canRequestPackageInstalls(String packageName, int userId) { 23393 return canRequestPackageInstallsInternal(packageName, 0, userId, 23394 true /* throwIfPermNotDeclared*/); 23395 } 23396 23397 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23398 boolean throwIfPermNotDeclared) { 23399 int callingUid = Binder.getCallingUid(); 23400 int uid = getPackageUid(packageName, 0, userId); 23401 if (callingUid != uid && callingUid != Process.ROOT_UID 23402 && callingUid != Process.SYSTEM_UID) { 23403 throw new SecurityException( 23404 "Caller uid " + callingUid + " does not own package " + packageName); 23405 } 23406 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23407 if (info == null) { 23408 return false; 23409 } 23410 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23411 return false; 23412 } 23413 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23414 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23415 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23416 if (throwIfPermNotDeclared) { 23417 throw new SecurityException("Need to declare " + appOpPermission 23418 + " to call this api"); 23419 } else { 23420 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23421 return false; 23422 } 23423 } 23424 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23425 return false; 23426 } 23427 if (mExternalSourcesPolicy != null) { 23428 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23429 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23430 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23431 } 23432 } 23433 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23434 } 23435 23436 @Override 23437 public ComponentName getInstantAppResolverSettingsComponent() { 23438 return mInstantAppResolverSettingsComponent; 23439 } 23440 23441 @Override 23442 public ComponentName getInstantAppInstallerComponent() { 23443 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23444 return null; 23445 } 23446 return mInstantAppInstallerActivity == null 23447 ? null : mInstantAppInstallerActivity.getComponentName(); 23448 } 23449 23450 @Override 23451 public String getInstantAppAndroidId(String packageName, int userId) { 23452 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23453 "getInstantAppAndroidId"); 23454 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 23455 true /* requireFullPermission */, false /* checkShell */, 23456 "getInstantAppAndroidId"); 23457 // Make sure the target is an Instant App. 23458 if (!isInstantApp(packageName, userId)) { 23459 return null; 23460 } 23461 synchronized (mPackages) { 23462 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23463 } 23464 } 23465 23466 boolean canHaveOatDir(String packageName) { 23467 synchronized (mPackages) { 23468 PackageParser.Package p = mPackages.get(packageName); 23469 if (p == null) { 23470 return false; 23471 } 23472 return p.canHaveOatDir(); 23473 } 23474 } 23475 23476 private String getOatDir(PackageParser.Package pkg) { 23477 if (!pkg.canHaveOatDir()) { 23478 return null; 23479 } 23480 File codePath = new File(pkg.codePath); 23481 if (codePath.isDirectory()) { 23482 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 23483 } 23484 return null; 23485 } 23486 23487 void deleteOatArtifactsOfPackage(String packageName) { 23488 final String[] instructionSets; 23489 final List<String> codePaths; 23490 final String oatDir; 23491 final PackageParser.Package pkg; 23492 synchronized (mPackages) { 23493 pkg = mPackages.get(packageName); 23494 } 23495 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 23496 codePaths = pkg.getAllCodePaths(); 23497 oatDir = getOatDir(pkg); 23498 23499 for (String codePath : codePaths) { 23500 for (String isa : instructionSets) { 23501 try { 23502 mInstaller.deleteOdex(codePath, isa, oatDir); 23503 } catch (InstallerException e) { 23504 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 23505 } 23506 } 23507 } 23508 } 23509 23510 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 23511 Set<String> unusedPackages = new HashSet<>(); 23512 long currentTimeInMillis = System.currentTimeMillis(); 23513 synchronized (mPackages) { 23514 for (PackageParser.Package pkg : mPackages.values()) { 23515 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 23516 if (ps == null) { 23517 continue; 23518 } 23519 PackageDexUsage.PackageUseInfo packageUseInfo = 23520 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 23521 if (PackageManagerServiceUtils 23522 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 23523 downgradeTimeThresholdMillis, packageUseInfo, 23524 pkg.getLatestPackageUseTimeInMills(), 23525 pkg.getLatestForegroundPackageUseTimeInMills())) { 23526 unusedPackages.add(pkg.packageName); 23527 } 23528 } 23529 } 23530 return unusedPackages; 23531 } 23532} 23533 23534interface PackageSender { 23535 /** 23536 * @param userIds User IDs where the action occurred on a full application 23537 * @param instantUserIds User IDs where the action occurred on an instant application 23538 */ 23539 void sendPackageBroadcast(final String action, final String pkg, 23540 final Bundle extras, final int flags, final String targetPkg, 23541 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 23542 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 23543 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 23544 void notifyPackageAdded(String packageName); 23545 void notifyPackageRemoved(String packageName); 23546} 23547