PackageManagerService.java revision f35375b56c39006182d572791c80c4e79f6e24ee
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.PackageManager; 167import android.content.pm.PackageManagerInternal; 168import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 169import android.content.pm.PackageManager.PackageInfoFlags; 170import android.content.pm.PackageParser; 171import android.content.pm.PackageParser.ActivityIntentInfo; 172import android.content.pm.PackageParser.Package; 173import android.content.pm.PackageParser.PackageLite; 174import android.content.pm.PackageParser.PackageParserException; 175import android.content.pm.PackageParser.ParseFlags; 176import android.content.pm.PackageParser.ServiceIntentInfo; 177import android.content.pm.PackageStats; 178import android.content.pm.PackageUserState; 179import android.content.pm.ParceledListSlice; 180import android.content.pm.PermissionGroupInfo; 181import android.content.pm.PermissionInfo; 182import android.content.pm.ProviderInfo; 183import android.content.pm.ResolveInfo; 184import android.content.pm.ServiceInfo; 185import android.content.pm.SharedLibraryInfo; 186import android.content.pm.Signature; 187import android.content.pm.UserInfo; 188import android.content.pm.VerifierDeviceIdentity; 189import android.content.pm.VerifierInfo; 190import android.content.pm.VersionedPackage; 191import android.content.pm.dex.IArtManager; 192import android.content.res.Resources; 193import android.database.ContentObserver; 194import android.graphics.Bitmap; 195import android.hardware.display.DisplayManager; 196import android.net.Uri; 197import android.os.Binder; 198import android.os.Build; 199import android.os.Bundle; 200import android.os.Debug; 201import android.os.Environment; 202import android.os.Environment.UserEnvironment; 203import android.os.FileUtils; 204import android.os.Handler; 205import android.os.IBinder; 206import android.os.Looper; 207import android.os.Message; 208import android.os.Parcel; 209import android.os.ParcelFileDescriptor; 210import android.os.PatternMatcher; 211import android.os.Process; 212import android.os.RemoteCallbackList; 213import android.os.RemoteException; 214import android.os.ResultReceiver; 215import android.os.SELinux; 216import android.os.ServiceManager; 217import android.os.ShellCallback; 218import android.os.SystemClock; 219import android.os.SystemProperties; 220import android.os.Trace; 221import android.os.UserHandle; 222import android.os.UserManager; 223import android.os.UserManagerInternal; 224import android.os.storage.IStorageManager; 225import android.os.storage.StorageEventListener; 226import android.os.storage.StorageManager; 227import android.os.storage.StorageManagerInternal; 228import android.os.storage.VolumeInfo; 229import android.os.storage.VolumeRecord; 230import android.provider.Settings.Global; 231import android.provider.Settings.Secure; 232import android.security.KeyStore; 233import android.security.SystemKeyStore; 234import android.service.pm.PackageServiceDumpProto; 235import android.system.ErrnoException; 236import android.system.Os; 237import android.text.TextUtils; 238import android.text.format.DateUtils; 239import android.util.ArrayMap; 240import android.util.ArraySet; 241import android.util.Base64; 242import android.util.DisplayMetrics; 243import android.util.EventLog; 244import android.util.ExceptionUtils; 245import android.util.Log; 246import android.util.LogPrinter; 247import android.util.LongSparseArray; 248import android.util.LongSparseLongArray; 249import android.util.MathUtils; 250import android.util.PackageUtils; 251import android.util.Pair; 252import android.util.PrintStreamPrinter; 253import android.util.Slog; 254import android.util.SparseArray; 255import android.util.SparseBooleanArray; 256import android.util.SparseIntArray; 257import android.util.TimingsTraceLog; 258import android.util.Xml; 259import android.util.jar.StrictJarFile; 260import android.util.proto.ProtoOutputStream; 261import android.view.Display; 262 263import com.android.internal.R; 264import com.android.internal.annotations.GuardedBy; 265import com.android.internal.app.IMediaContainerService; 266import com.android.internal.app.ResolverActivity; 267import com.android.internal.content.NativeLibraryHelper; 268import com.android.internal.content.PackageHelper; 269import com.android.internal.logging.MetricsLogger; 270import com.android.internal.os.IParcelFileDescriptorFactory; 271import com.android.internal.os.SomeArgs; 272import com.android.internal.os.Zygote; 273import com.android.internal.telephony.CarrierAppUtils; 274import com.android.internal.util.ArrayUtils; 275import com.android.internal.util.ConcurrentUtils; 276import com.android.internal.util.DumpUtils; 277import com.android.internal.util.FastXmlSerializer; 278import com.android.internal.util.IndentingPrintWriter; 279import com.android.internal.util.Preconditions; 280import com.android.internal.util.XmlUtils; 281import com.android.server.AttributeCache; 282import com.android.server.DeviceIdleController; 283import com.android.server.EventLogTags; 284import com.android.server.FgThread; 285import com.android.server.IntentResolver; 286import com.android.server.LocalServices; 287import com.android.server.LockGuard; 288import com.android.server.ServiceThread; 289import com.android.server.SystemConfig; 290import com.android.server.SystemServerInitThreadPool; 291import com.android.server.Watchdog; 292import com.android.server.net.NetworkPolicyManagerInternal; 293import com.android.server.pm.Installer.InstallerException; 294import com.android.server.pm.Settings.DatabaseVersion; 295import com.android.server.pm.Settings.VersionInfo; 296import com.android.server.pm.dex.ArtManagerService; 297import com.android.server.pm.dex.DexLogger; 298import com.android.server.pm.dex.DexManager; 299import com.android.server.pm.dex.DexoptOptions; 300import com.android.server.pm.dex.PackageDexUsage; 301import com.android.server.pm.permission.BasePermission; 302import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 303import com.android.server.pm.permission.PermissionManagerService; 304import com.android.server.pm.permission.PermissionManagerInternal; 305import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 306import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 307import com.android.server.pm.permission.PermissionsState; 308import com.android.server.pm.permission.PermissionsState.PermissionState; 309import com.android.server.storage.DeviceStorageMonitorInternal; 310 311import dalvik.system.CloseGuard; 312import dalvik.system.VMRuntime; 313 314import libcore.io.IoUtils; 315 316import org.xmlpull.v1.XmlPullParser; 317import org.xmlpull.v1.XmlPullParserException; 318import org.xmlpull.v1.XmlSerializer; 319 320import java.io.BufferedOutputStream; 321import java.io.ByteArrayInputStream; 322import java.io.ByteArrayOutputStream; 323import java.io.File; 324import java.io.FileDescriptor; 325import java.io.FileInputStream; 326import java.io.FileOutputStream; 327import java.io.FilenameFilter; 328import java.io.IOException; 329import java.io.PrintWriter; 330import java.lang.annotation.Retention; 331import java.lang.annotation.RetentionPolicy; 332import java.nio.charset.StandardCharsets; 333import java.security.DigestInputStream; 334import java.security.MessageDigest; 335import java.security.NoSuchAlgorithmException; 336import java.security.PublicKey; 337import java.security.SecureRandom; 338import java.security.cert.Certificate; 339import java.security.cert.CertificateException; 340import java.util.ArrayList; 341import java.util.Arrays; 342import java.util.Collection; 343import java.util.Collections; 344import java.util.Comparator; 345import java.util.HashMap; 346import java.util.HashSet; 347import java.util.Iterator; 348import java.util.LinkedHashSet; 349import java.util.List; 350import java.util.Map; 351import java.util.Objects; 352import java.util.Set; 353import java.util.concurrent.CountDownLatch; 354import java.util.concurrent.Future; 355import java.util.concurrent.TimeUnit; 356import java.util.concurrent.atomic.AtomicBoolean; 357import java.util.concurrent.atomic.AtomicInteger; 358 359/** 360 * Keep track of all those APKs everywhere. 361 * <p> 362 * Internally there are two important locks: 363 * <ul> 364 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 365 * and other related state. It is a fine-grained lock that should only be held 366 * momentarily, as it's one of the most contended locks in the system. 367 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 368 * operations typically involve heavy lifting of application data on disk. Since 369 * {@code installd} is single-threaded, and it's operations can often be slow, 370 * this lock should never be acquired while already holding {@link #mPackages}. 371 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 372 * holding {@link #mInstallLock}. 373 * </ul> 374 * Many internal methods rely on the caller to hold the appropriate locks, and 375 * this contract is expressed through method name suffixes: 376 * <ul> 377 * <li>fooLI(): the caller must hold {@link #mInstallLock} 378 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 379 * being modified must be frozen 380 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 381 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 382 * </ul> 383 * <p> 384 * Because this class is very central to the platform's security; please run all 385 * CTS and unit tests whenever making modifications: 386 * 387 * <pre> 388 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 389 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 390 * </pre> 391 */ 392public class PackageManagerService extends IPackageManager.Stub 393 implements PackageSender { 394 static final String TAG = "PackageManager"; 395 public static final boolean DEBUG_SETTINGS = false; 396 static final boolean DEBUG_PREFERRED = false; 397 static final boolean DEBUG_UPGRADE = false; 398 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 399 private static final boolean DEBUG_BACKUP = false; 400 public static final boolean DEBUG_INSTALL = false; 401 public static final boolean DEBUG_REMOVE = false; 402 private static final boolean DEBUG_BROADCASTS = false; 403 private static final boolean DEBUG_SHOW_INFO = false; 404 private static final boolean DEBUG_PACKAGE_INFO = false; 405 private static final boolean DEBUG_INTENT_MATCHING = false; 406 public static final boolean DEBUG_PACKAGE_SCANNING = false; 407 private static final boolean DEBUG_VERIFY = false; 408 private static final boolean DEBUG_FILTERS = false; 409 public static final boolean DEBUG_PERMISSIONS = false; 410 private static final boolean DEBUG_SHARED_LIBRARIES = false; 411 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 412 413 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 414 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 415 // user, but by default initialize to this. 416 public static final boolean DEBUG_DEXOPT = false; 417 418 private static final boolean DEBUG_ABI_SELECTION = false; 419 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 420 private static final boolean DEBUG_TRIAGED_MISSING = false; 421 private static final boolean DEBUG_APP_DATA = false; 422 423 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 424 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 425 426 private static final boolean HIDE_EPHEMERAL_APIS = false; 427 428 private static final boolean ENABLE_FREE_CACHE_V2 = 429 SystemProperties.getBoolean("fw.free_cache_v2", true); 430 431 private static final int RADIO_UID = Process.PHONE_UID; 432 private static final int LOG_UID = Process.LOG_UID; 433 private static final int NFC_UID = Process.NFC_UID; 434 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 435 private static final int SHELL_UID = Process.SHELL_UID; 436 437 // Suffix used during package installation when copying/moving 438 // package apks to install directory. 439 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 440 441 static final int SCAN_NO_DEX = 1<<0; 442 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 443 static final int SCAN_NEW_INSTALL = 1<<2; 444 static final int SCAN_UPDATE_TIME = 1<<3; 445 static final int SCAN_BOOTING = 1<<4; 446 static final int SCAN_TRUSTED_OVERLAY = 1<<5; 447 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 448 static final int SCAN_REQUIRE_KNOWN = 1<<7; 449 static final int SCAN_MOVE = 1<<8; 450 static final int SCAN_INITIAL = 1<<9; 451 static final int SCAN_CHECK_ONLY = 1<<10; 452 static final int SCAN_DONT_KILL_APP = 1<<11; 453 static final int SCAN_IGNORE_FROZEN = 1<<12; 454 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 455 static final int SCAN_AS_INSTANT_APP = 1<<14; 456 static final int SCAN_AS_FULL_APP = 1<<15; 457 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 458 static final int SCAN_AS_SYSTEM = 1<<17; 459 static final int SCAN_AS_PRIVILEGED = 1<<18; 460 static final int SCAN_AS_OEM = 1<<19; 461 static final int SCAN_AS_VENDOR = 1<<20; 462 463 @IntDef(flag = true, prefix = { "SCAN_" }, value = { 464 SCAN_NO_DEX, 465 SCAN_UPDATE_SIGNATURE, 466 SCAN_NEW_INSTALL, 467 SCAN_UPDATE_TIME, 468 SCAN_BOOTING, 469 SCAN_TRUSTED_OVERLAY, 470 SCAN_DELETE_DATA_ON_FAILURES, 471 SCAN_REQUIRE_KNOWN, 472 SCAN_MOVE, 473 SCAN_INITIAL, 474 SCAN_CHECK_ONLY, 475 SCAN_DONT_KILL_APP, 476 SCAN_IGNORE_FROZEN, 477 SCAN_FIRST_BOOT_OR_UPGRADE, 478 SCAN_AS_INSTANT_APP, 479 SCAN_AS_FULL_APP, 480 SCAN_AS_VIRTUAL_PRELOAD, 481 }) 482 @Retention(RetentionPolicy.SOURCE) 483 public @interface ScanFlags {} 484 485 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 486 /** Extension of the compressed packages */ 487 public final static String COMPRESSED_EXTENSION = ".gz"; 488 /** Suffix of stub packages on the system partition */ 489 public final static String STUB_SUFFIX = "-Stub"; 490 491 private static final int[] EMPTY_INT_ARRAY = new int[0]; 492 493 private static final int TYPE_UNKNOWN = 0; 494 private static final int TYPE_ACTIVITY = 1; 495 private static final int TYPE_RECEIVER = 2; 496 private static final int TYPE_SERVICE = 3; 497 private static final int TYPE_PROVIDER = 4; 498 @IntDef(prefix = { "TYPE_" }, value = { 499 TYPE_UNKNOWN, 500 TYPE_ACTIVITY, 501 TYPE_RECEIVER, 502 TYPE_SERVICE, 503 TYPE_PROVIDER, 504 }) 505 @Retention(RetentionPolicy.SOURCE) 506 public @interface ComponentType {} 507 508 /** 509 * Timeout (in milliseconds) after which the watchdog should declare that 510 * our handler thread is wedged. The usual default for such things is one 511 * minute but we sometimes do very lengthy I/O operations on this thread, 512 * such as installing multi-gigabyte applications, so ours needs to be longer. 513 */ 514 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 515 516 /** 517 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 518 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 519 * settings entry if available, otherwise we use the hardcoded default. If it's been 520 * more than this long since the last fstrim, we force one during the boot sequence. 521 * 522 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 523 * one gets run at the next available charging+idle time. This final mandatory 524 * no-fstrim check kicks in only of the other scheduling criteria is never met. 525 */ 526 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 527 528 /** 529 * Whether verification is enabled by default. 530 */ 531 private static final boolean DEFAULT_VERIFY_ENABLE = true; 532 533 /** 534 * The default maximum time to wait for the verification agent to return in 535 * milliseconds. 536 */ 537 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 538 539 /** 540 * The default response for package verification timeout. 541 * 542 * This can be either PackageManager.VERIFICATION_ALLOW or 543 * PackageManager.VERIFICATION_REJECT. 544 */ 545 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 546 547 public static final String PLATFORM_PACKAGE_NAME = "android"; 548 549 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 550 551 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 552 DEFAULT_CONTAINER_PACKAGE, 553 "com.android.defcontainer.DefaultContainerService"); 554 555 private static final String KILL_APP_REASON_GIDS_CHANGED = 556 "permission grant or revoke changed gids"; 557 558 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 559 "permissions revoked"; 560 561 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 562 563 private static final String PACKAGE_SCHEME = "package"; 564 565 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 566 567 private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB = "pm.dexopt.priv-apps-oob"; 568 569 /** Canonical intent used to identify what counts as a "web browser" app */ 570 private static final Intent sBrowserIntent; 571 static { 572 sBrowserIntent = new Intent(); 573 sBrowserIntent.setAction(Intent.ACTION_VIEW); 574 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 575 sBrowserIntent.setData(Uri.parse("http:")); 576 } 577 578 /** 579 * The set of all protected actions [i.e. those actions for which a high priority 580 * intent filter is disallowed]. 581 */ 582 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 583 static { 584 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 585 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 586 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 587 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 588 } 589 590 // Compilation reasons. 591 public static final int REASON_FIRST_BOOT = 0; 592 public static final int REASON_BOOT = 1; 593 public static final int REASON_INSTALL = 2; 594 public static final int REASON_BACKGROUND_DEXOPT = 3; 595 public static final int REASON_AB_OTA = 4; 596 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 597 public static final int REASON_SHARED = 6; 598 599 public static final int REASON_LAST = REASON_SHARED; 600 601 /** 602 * Version number for the package parser cache. Increment this whenever the format or 603 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 604 */ 605 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 606 607 /** 608 * Whether the package parser cache is enabled. 609 */ 610 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 611 612 /** 613 * Permissions required in order to receive instant application lifecycle broadcasts. 614 */ 615 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 616 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 617 618 final ServiceThread mHandlerThread; 619 620 final PackageHandler mHandler; 621 622 private final ProcessLoggingHandler mProcessLoggingHandler; 623 624 /** 625 * Messages for {@link #mHandler} that need to wait for system ready before 626 * being dispatched. 627 */ 628 private ArrayList<Message> mPostSystemReadyMessages; 629 630 final int mSdkVersion = Build.VERSION.SDK_INT; 631 632 final Context mContext; 633 final boolean mFactoryTest; 634 final boolean mOnlyCore; 635 final DisplayMetrics mMetrics; 636 final int mDefParseFlags; 637 final String[] mSeparateProcesses; 638 final boolean mIsUpgrade; 639 final boolean mIsPreNUpgrade; 640 final boolean mIsPreNMR1Upgrade; 641 642 // Have we told the Activity Manager to whitelist the default container service by uid yet? 643 @GuardedBy("mPackages") 644 boolean mDefaultContainerWhitelisted = false; 645 646 @GuardedBy("mPackages") 647 private boolean mDexOptDialogShown; 648 649 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 650 // LOCK HELD. Can be called with mInstallLock held. 651 @GuardedBy("mInstallLock") 652 final Installer mInstaller; 653 654 /** Directory where installed applications are stored */ 655 private static final File sAppInstallDir = 656 new File(Environment.getDataDirectory(), "app"); 657 /** Directory where installed application's 32-bit native libraries are copied. */ 658 private static final File sAppLib32InstallDir = 659 new File(Environment.getDataDirectory(), "app-lib"); 660 /** Directory where code and non-resource assets of forward-locked applications are stored */ 661 private static final File sDrmAppPrivateInstallDir = 662 new File(Environment.getDataDirectory(), "app-private"); 663 664 // ---------------------------------------------------------------- 665 666 // Lock for state used when installing and doing other long running 667 // operations. Methods that must be called with this lock held have 668 // the suffix "LI". 669 final Object mInstallLock = new Object(); 670 671 // ---------------------------------------------------------------- 672 673 // Keys are String (package name), values are Package. This also serves 674 // as the lock for the global state. Methods that must be called with 675 // this lock held have the prefix "LP". 676 @GuardedBy("mPackages") 677 final ArrayMap<String, PackageParser.Package> mPackages = 678 new ArrayMap<String, PackageParser.Package>(); 679 680 final ArrayMap<String, Set<String>> mKnownCodebase = 681 new ArrayMap<String, Set<String>>(); 682 683 // Keys are isolated uids and values are the uid of the application 684 // that created the isolated proccess. 685 @GuardedBy("mPackages") 686 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 687 688 /** 689 * Tracks new system packages [received in an OTA] that we expect to 690 * find updated user-installed versions. Keys are package name, values 691 * are package location. 692 */ 693 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 694 /** 695 * Tracks high priority intent filters for protected actions. During boot, certain 696 * filter actions are protected and should never be allowed to have a high priority 697 * intent filter for them. However, there is one, and only one exception -- the 698 * setup wizard. It must be able to define a high priority intent filter for these 699 * actions to ensure there are no escapes from the wizard. We need to delay processing 700 * of these during boot as we need to look at all of the system packages in order 701 * to know which component is the setup wizard. 702 */ 703 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 704 /** 705 * Whether or not processing protected filters should be deferred. 706 */ 707 private boolean mDeferProtectedFilters = true; 708 709 /** 710 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 711 */ 712 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 713 /** 714 * Whether or not system app permissions should be promoted from install to runtime. 715 */ 716 boolean mPromoteSystemApps; 717 718 @GuardedBy("mPackages") 719 final Settings mSettings; 720 721 /** 722 * Set of package names that are currently "frozen", which means active 723 * surgery is being done on the code/data for that package. The platform 724 * will refuse to launch frozen packages to avoid race conditions. 725 * 726 * @see PackageFreezer 727 */ 728 @GuardedBy("mPackages") 729 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 730 731 final ProtectedPackages mProtectedPackages; 732 733 @GuardedBy("mLoadedVolumes") 734 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 735 736 boolean mFirstBoot; 737 738 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 739 740 @GuardedBy("mAvailableFeatures") 741 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 742 743 private final InstantAppRegistry mInstantAppRegistry; 744 745 @GuardedBy("mPackages") 746 int mChangedPackagesSequenceNumber; 747 /** 748 * List of changed [installed, removed or updated] packages. 749 * mapping from user id -> sequence number -> package name 750 */ 751 @GuardedBy("mPackages") 752 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 753 /** 754 * The sequence number of the last change to a package. 755 * mapping from user id -> package name -> sequence number 756 */ 757 @GuardedBy("mPackages") 758 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 759 760 class PackageParserCallback implements PackageParser.Callback { 761 @Override public final boolean hasFeature(String feature) { 762 return PackageManagerService.this.hasSystemFeature(feature, 0); 763 } 764 765 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 766 Collection<PackageParser.Package> allPackages, String targetPackageName) { 767 List<PackageParser.Package> overlayPackages = null; 768 for (PackageParser.Package p : allPackages) { 769 if (targetPackageName.equals(p.mOverlayTarget) && p.mIsStaticOverlay) { 770 if (overlayPackages == null) { 771 overlayPackages = new ArrayList<PackageParser.Package>(); 772 } 773 overlayPackages.add(p); 774 } 775 } 776 if (overlayPackages != null) { 777 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 778 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 779 return p1.mOverlayPriority - p2.mOverlayPriority; 780 } 781 }; 782 Collections.sort(overlayPackages, cmp); 783 } 784 return overlayPackages; 785 } 786 787 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 788 String targetPackageName, String targetPath) { 789 if ("android".equals(targetPackageName)) { 790 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 791 // native AssetManager. 792 return null; 793 } 794 List<PackageParser.Package> overlayPackages = 795 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 796 if (overlayPackages == null || overlayPackages.isEmpty()) { 797 return null; 798 } 799 List<String> overlayPathList = null; 800 for (PackageParser.Package overlayPackage : overlayPackages) { 801 if (targetPath == null) { 802 if (overlayPathList == null) { 803 overlayPathList = new ArrayList<String>(); 804 } 805 overlayPathList.add(overlayPackage.baseCodePath); 806 continue; 807 } 808 809 try { 810 // Creates idmaps for system to parse correctly the Android manifest of the 811 // target package. 812 // 813 // OverlayManagerService will update each of them with a correct gid from its 814 // target package app id. 815 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 816 UserHandle.getSharedAppGid( 817 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 818 if (overlayPathList == null) { 819 overlayPathList = new ArrayList<String>(); 820 } 821 overlayPathList.add(overlayPackage.baseCodePath); 822 } catch (InstallerException e) { 823 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 824 overlayPackage.baseCodePath); 825 } 826 } 827 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 828 } 829 830 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 831 synchronized (mPackages) { 832 return getStaticOverlayPathsLocked( 833 mPackages.values(), targetPackageName, targetPath); 834 } 835 } 836 837 @Override public final String[] getOverlayApks(String targetPackageName) { 838 return getStaticOverlayPaths(targetPackageName, null); 839 } 840 841 @Override public final String[] getOverlayPaths(String targetPackageName, 842 String targetPath) { 843 return getStaticOverlayPaths(targetPackageName, targetPath); 844 } 845 } 846 847 class ParallelPackageParserCallback extends PackageParserCallback { 848 List<PackageParser.Package> mOverlayPackages = null; 849 850 void findStaticOverlayPackages() { 851 synchronized (mPackages) { 852 for (PackageParser.Package p : mPackages.values()) { 853 if (p.mIsStaticOverlay) { 854 if (mOverlayPackages == null) { 855 mOverlayPackages = new ArrayList<PackageParser.Package>(); 856 } 857 mOverlayPackages.add(p); 858 } 859 } 860 } 861 } 862 863 @Override 864 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 865 // We can trust mOverlayPackages without holding mPackages because package uninstall 866 // can't happen while running parallel parsing. 867 // Moreover holding mPackages on each parsing thread causes dead-lock. 868 return mOverlayPackages == null ? null : 869 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 870 } 871 } 872 873 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 874 final ParallelPackageParserCallback mParallelPackageParserCallback = 875 new ParallelPackageParserCallback(); 876 877 public static final class SharedLibraryEntry { 878 public final @Nullable String path; 879 public final @Nullable String apk; 880 public final @NonNull SharedLibraryInfo info; 881 882 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 883 String declaringPackageName, long declaringPackageVersionCode) { 884 path = _path; 885 apk = _apk; 886 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 887 declaringPackageName, declaringPackageVersionCode), null); 888 } 889 } 890 891 // Currently known shared libraries. 892 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 893 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 894 new ArrayMap<>(); 895 896 // All available activities, for your resolving pleasure. 897 final ActivityIntentResolver mActivities = 898 new ActivityIntentResolver(); 899 900 // All available receivers, for your resolving pleasure. 901 final ActivityIntentResolver mReceivers = 902 new ActivityIntentResolver(); 903 904 // All available services, for your resolving pleasure. 905 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 906 907 // All available providers, for your resolving pleasure. 908 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 909 910 // Mapping from provider base names (first directory in content URI codePath) 911 // to the provider information. 912 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 913 new ArrayMap<String, PackageParser.Provider>(); 914 915 // Mapping from instrumentation class names to info about them. 916 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 917 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 918 919 // Packages whose data we have transfered into another package, thus 920 // should no longer exist. 921 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 922 923 // Broadcast actions that are only available to the system. 924 @GuardedBy("mProtectedBroadcasts") 925 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 926 927 /** List of packages waiting for verification. */ 928 final SparseArray<PackageVerificationState> mPendingVerification 929 = new SparseArray<PackageVerificationState>(); 930 931 final PackageInstallerService mInstallerService; 932 933 final ArtManagerService mArtManagerService; 934 935 private final PackageDexOptimizer mPackageDexOptimizer; 936 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 937 // is used by other apps). 938 private final DexManager mDexManager; 939 940 private AtomicInteger mNextMoveId = new AtomicInteger(); 941 private final MoveCallbacks mMoveCallbacks; 942 943 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 944 945 // Cache of users who need badging. 946 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 947 948 /** Token for keys in mPendingVerification. */ 949 private int mPendingVerificationToken = 0; 950 951 volatile boolean mSystemReady; 952 volatile boolean mSafeMode; 953 volatile boolean mHasSystemUidErrors; 954 private volatile boolean mEphemeralAppsDisabled; 955 956 ApplicationInfo mAndroidApplication; 957 final ActivityInfo mResolveActivity = new ActivityInfo(); 958 final ResolveInfo mResolveInfo = new ResolveInfo(); 959 ComponentName mResolveComponentName; 960 PackageParser.Package mPlatformPackage; 961 ComponentName mCustomResolverComponentName; 962 963 boolean mResolverReplaced = false; 964 965 private final @Nullable ComponentName mIntentFilterVerifierComponent; 966 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 967 968 private int mIntentFilterVerificationToken = 0; 969 970 /** The service connection to the ephemeral resolver */ 971 final EphemeralResolverConnection mInstantAppResolverConnection; 972 /** Component used to show resolver settings for Instant Apps */ 973 final ComponentName mInstantAppResolverSettingsComponent; 974 975 /** Activity used to install instant applications */ 976 ActivityInfo mInstantAppInstallerActivity; 977 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 978 979 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 980 = new SparseArray<IntentFilterVerificationState>(); 981 982 // TODO remove this and go through mPermissonManager directly 983 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 984 private final PermissionManagerInternal mPermissionManager; 985 986 // List of packages names to keep cached, even if they are uninstalled for all users 987 private List<String> mKeepUninstalledPackages; 988 989 private UserManagerInternal mUserManagerInternal; 990 991 private DeviceIdleController.LocalService mDeviceIdleController; 992 993 private File mCacheDir; 994 995 private Future<?> mPrepareAppDataFuture; 996 997 private static class IFVerificationParams { 998 PackageParser.Package pkg; 999 boolean replacing; 1000 int userId; 1001 int verifierUid; 1002 1003 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1004 int _userId, int _verifierUid) { 1005 pkg = _pkg; 1006 replacing = _replacing; 1007 userId = _userId; 1008 replacing = _replacing; 1009 verifierUid = _verifierUid; 1010 } 1011 } 1012 1013 private interface IntentFilterVerifier<T extends IntentFilter> { 1014 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1015 T filter, String packageName); 1016 void startVerifications(int userId); 1017 void receiveVerificationResponse(int verificationId); 1018 } 1019 1020 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1021 private Context mContext; 1022 private ComponentName mIntentFilterVerifierComponent; 1023 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1024 1025 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1026 mContext = context; 1027 mIntentFilterVerifierComponent = verifierComponent; 1028 } 1029 1030 private String getDefaultScheme() { 1031 return IntentFilter.SCHEME_HTTPS; 1032 } 1033 1034 @Override 1035 public void startVerifications(int userId) { 1036 // Launch verifications requests 1037 int count = mCurrentIntentFilterVerifications.size(); 1038 for (int n=0; n<count; n++) { 1039 int verificationId = mCurrentIntentFilterVerifications.get(n); 1040 final IntentFilterVerificationState ivs = 1041 mIntentFilterVerificationStates.get(verificationId); 1042 1043 String packageName = ivs.getPackageName(); 1044 1045 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1046 final int filterCount = filters.size(); 1047 ArraySet<String> domainsSet = new ArraySet<>(); 1048 for (int m=0; m<filterCount; m++) { 1049 PackageParser.ActivityIntentInfo filter = filters.get(m); 1050 domainsSet.addAll(filter.getHostsList()); 1051 } 1052 synchronized (mPackages) { 1053 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1054 packageName, domainsSet) != null) { 1055 scheduleWriteSettingsLocked(); 1056 } 1057 } 1058 sendVerificationRequest(verificationId, ivs); 1059 } 1060 mCurrentIntentFilterVerifications.clear(); 1061 } 1062 1063 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1064 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1065 verificationIntent.putExtra( 1066 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1067 verificationId); 1068 verificationIntent.putExtra( 1069 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1070 getDefaultScheme()); 1071 verificationIntent.putExtra( 1072 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1073 ivs.getHostsString()); 1074 verificationIntent.putExtra( 1075 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1076 ivs.getPackageName()); 1077 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1078 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1079 1080 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1081 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1082 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1083 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1084 1085 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1086 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1087 "Sending IntentFilter verification broadcast"); 1088 } 1089 1090 public void receiveVerificationResponse(int verificationId) { 1091 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1092 1093 final boolean verified = ivs.isVerified(); 1094 1095 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1096 final int count = filters.size(); 1097 if (DEBUG_DOMAIN_VERIFICATION) { 1098 Slog.i(TAG, "Received verification response " + verificationId 1099 + " for " + count + " filters, verified=" + verified); 1100 } 1101 for (int n=0; n<count; n++) { 1102 PackageParser.ActivityIntentInfo filter = filters.get(n); 1103 filter.setVerified(verified); 1104 1105 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1106 + " verified with result:" + verified + " and hosts:" 1107 + ivs.getHostsString()); 1108 } 1109 1110 mIntentFilterVerificationStates.remove(verificationId); 1111 1112 final String packageName = ivs.getPackageName(); 1113 IntentFilterVerificationInfo ivi = null; 1114 1115 synchronized (mPackages) { 1116 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1117 } 1118 if (ivi == null) { 1119 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1120 + verificationId + " packageName:" + packageName); 1121 return; 1122 } 1123 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1124 "Updating IntentFilterVerificationInfo for package " + packageName 1125 +" verificationId:" + verificationId); 1126 1127 synchronized (mPackages) { 1128 if (verified) { 1129 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1130 } else { 1131 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1132 } 1133 scheduleWriteSettingsLocked(); 1134 1135 final int userId = ivs.getUserId(); 1136 if (userId != UserHandle.USER_ALL) { 1137 final int userStatus = 1138 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1139 1140 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1141 boolean needUpdate = false; 1142 1143 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1144 // already been set by the User thru the Disambiguation dialog 1145 switch (userStatus) { 1146 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1147 if (verified) { 1148 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1149 } else { 1150 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1151 } 1152 needUpdate = true; 1153 break; 1154 1155 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1156 if (verified) { 1157 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1158 needUpdate = true; 1159 } 1160 break; 1161 1162 default: 1163 // Nothing to do 1164 } 1165 1166 if (needUpdate) { 1167 mSettings.updateIntentFilterVerificationStatusLPw( 1168 packageName, updatedStatus, userId); 1169 scheduleWritePackageRestrictionsLocked(userId); 1170 } 1171 } 1172 } 1173 } 1174 1175 @Override 1176 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1177 ActivityIntentInfo filter, String packageName) { 1178 if (!hasValidDomains(filter)) { 1179 return false; 1180 } 1181 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1182 if (ivs == null) { 1183 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1184 packageName); 1185 } 1186 if (DEBUG_DOMAIN_VERIFICATION) { 1187 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1188 } 1189 ivs.addFilter(filter); 1190 return true; 1191 } 1192 1193 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1194 int userId, int verificationId, String packageName) { 1195 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1196 verifierUid, userId, packageName); 1197 ivs.setPendingState(); 1198 synchronized (mPackages) { 1199 mIntentFilterVerificationStates.append(verificationId, ivs); 1200 mCurrentIntentFilterVerifications.add(verificationId); 1201 } 1202 return ivs; 1203 } 1204 } 1205 1206 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1207 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1208 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1209 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1210 } 1211 1212 // Set of pending broadcasts for aggregating enable/disable of components. 1213 static class PendingPackageBroadcasts { 1214 // for each user id, a map of <package name -> components within that package> 1215 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1216 1217 public PendingPackageBroadcasts() { 1218 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1219 } 1220 1221 public ArrayList<String> get(int userId, String packageName) { 1222 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1223 return packages.get(packageName); 1224 } 1225 1226 public void put(int userId, String packageName, ArrayList<String> components) { 1227 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1228 packages.put(packageName, components); 1229 } 1230 1231 public void remove(int userId, String packageName) { 1232 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1233 if (packages != null) { 1234 packages.remove(packageName); 1235 } 1236 } 1237 1238 public void remove(int userId) { 1239 mUidMap.remove(userId); 1240 } 1241 1242 public int userIdCount() { 1243 return mUidMap.size(); 1244 } 1245 1246 public int userIdAt(int n) { 1247 return mUidMap.keyAt(n); 1248 } 1249 1250 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1251 return mUidMap.get(userId); 1252 } 1253 1254 public int size() { 1255 // total number of pending broadcast entries across all userIds 1256 int num = 0; 1257 for (int i = 0; i< mUidMap.size(); i++) { 1258 num += mUidMap.valueAt(i).size(); 1259 } 1260 return num; 1261 } 1262 1263 public void clear() { 1264 mUidMap.clear(); 1265 } 1266 1267 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1268 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1269 if (map == null) { 1270 map = new ArrayMap<String, ArrayList<String>>(); 1271 mUidMap.put(userId, map); 1272 } 1273 return map; 1274 } 1275 } 1276 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1277 1278 // Service Connection to remote media container service to copy 1279 // package uri's from external media onto secure containers 1280 // or internal storage. 1281 private IMediaContainerService mContainerService = null; 1282 1283 static final int SEND_PENDING_BROADCAST = 1; 1284 static final int MCS_BOUND = 3; 1285 static final int END_COPY = 4; 1286 static final int INIT_COPY = 5; 1287 static final int MCS_UNBIND = 6; 1288 static final int START_CLEANING_PACKAGE = 7; 1289 static final int FIND_INSTALL_LOC = 8; 1290 static final int POST_INSTALL = 9; 1291 static final int MCS_RECONNECT = 10; 1292 static final int MCS_GIVE_UP = 11; 1293 static final int WRITE_SETTINGS = 13; 1294 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1295 static final int PACKAGE_VERIFIED = 15; 1296 static final int CHECK_PENDING_VERIFICATION = 16; 1297 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1298 static final int INTENT_FILTER_VERIFIED = 18; 1299 static final int WRITE_PACKAGE_LIST = 19; 1300 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1301 1302 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1303 1304 // Delay time in millisecs 1305 static final int BROADCAST_DELAY = 10 * 1000; 1306 1307 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1308 2 * 60 * 60 * 1000L; /* two hours */ 1309 1310 static UserManagerService sUserManager; 1311 1312 // Stores a list of users whose package restrictions file needs to be updated 1313 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1314 1315 final private DefaultContainerConnection mDefContainerConn = 1316 new DefaultContainerConnection(); 1317 class DefaultContainerConnection implements ServiceConnection { 1318 public void onServiceConnected(ComponentName name, IBinder service) { 1319 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1320 final IMediaContainerService imcs = IMediaContainerService.Stub 1321 .asInterface(Binder.allowBlocking(service)); 1322 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1323 } 1324 1325 public void onServiceDisconnected(ComponentName name) { 1326 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1327 } 1328 } 1329 1330 // Recordkeeping of restore-after-install operations that are currently in flight 1331 // between the Package Manager and the Backup Manager 1332 static class PostInstallData { 1333 public InstallArgs args; 1334 public PackageInstalledInfo res; 1335 1336 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1337 args = _a; 1338 res = _r; 1339 } 1340 } 1341 1342 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1343 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1344 1345 // XML tags for backup/restore of various bits of state 1346 private static final String TAG_PREFERRED_BACKUP = "pa"; 1347 private static final String TAG_DEFAULT_APPS = "da"; 1348 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1349 1350 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1351 private static final String TAG_ALL_GRANTS = "rt-grants"; 1352 private static final String TAG_GRANT = "grant"; 1353 private static final String ATTR_PACKAGE_NAME = "pkg"; 1354 1355 private static final String TAG_PERMISSION = "perm"; 1356 private static final String ATTR_PERMISSION_NAME = "name"; 1357 private static final String ATTR_IS_GRANTED = "g"; 1358 private static final String ATTR_USER_SET = "set"; 1359 private static final String ATTR_USER_FIXED = "fixed"; 1360 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1361 1362 // System/policy permission grants are not backed up 1363 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1364 FLAG_PERMISSION_POLICY_FIXED 1365 | FLAG_PERMISSION_SYSTEM_FIXED 1366 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1367 1368 // And we back up these user-adjusted states 1369 private static final int USER_RUNTIME_GRANT_MASK = 1370 FLAG_PERMISSION_USER_SET 1371 | FLAG_PERMISSION_USER_FIXED 1372 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1373 1374 final @Nullable String mRequiredVerifierPackage; 1375 final @NonNull String mRequiredInstallerPackage; 1376 final @NonNull String mRequiredUninstallerPackage; 1377 final @Nullable String mSetupWizardPackage; 1378 final @Nullable String mStorageManagerPackage; 1379 final @NonNull String mServicesSystemSharedLibraryPackageName; 1380 final @NonNull String mSharedSystemSharedLibraryPackageName; 1381 1382 private final PackageUsage mPackageUsage = new PackageUsage(); 1383 private final CompilerStats mCompilerStats = new CompilerStats(); 1384 1385 class PackageHandler extends Handler { 1386 private boolean mBound = false; 1387 final ArrayList<HandlerParams> mPendingInstalls = 1388 new ArrayList<HandlerParams>(); 1389 1390 private boolean connectToService() { 1391 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1392 " DefaultContainerService"); 1393 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1394 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1395 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1396 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1397 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1398 mBound = true; 1399 return true; 1400 } 1401 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1402 return false; 1403 } 1404 1405 private void disconnectService() { 1406 mContainerService = null; 1407 mBound = false; 1408 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1409 mContext.unbindService(mDefContainerConn); 1410 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1411 } 1412 1413 PackageHandler(Looper looper) { 1414 super(looper); 1415 } 1416 1417 public void handleMessage(Message msg) { 1418 try { 1419 doHandleMessage(msg); 1420 } finally { 1421 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1422 } 1423 } 1424 1425 void doHandleMessage(Message msg) { 1426 switch (msg.what) { 1427 case INIT_COPY: { 1428 HandlerParams params = (HandlerParams) msg.obj; 1429 int idx = mPendingInstalls.size(); 1430 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1431 // If a bind was already initiated we dont really 1432 // need to do anything. The pending install 1433 // will be processed later on. 1434 if (!mBound) { 1435 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1436 System.identityHashCode(mHandler)); 1437 // If this is the only one pending we might 1438 // have to bind to the service again. 1439 if (!connectToService()) { 1440 Slog.e(TAG, "Failed to bind to media container service"); 1441 params.serviceError(); 1442 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1443 System.identityHashCode(mHandler)); 1444 if (params.traceMethod != null) { 1445 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1446 params.traceCookie); 1447 } 1448 return; 1449 } else { 1450 // Once we bind to the service, the first 1451 // pending request will be processed. 1452 mPendingInstalls.add(idx, params); 1453 } 1454 } else { 1455 mPendingInstalls.add(idx, params); 1456 // Already bound to the service. Just make 1457 // sure we trigger off processing the first request. 1458 if (idx == 0) { 1459 mHandler.sendEmptyMessage(MCS_BOUND); 1460 } 1461 } 1462 break; 1463 } 1464 case MCS_BOUND: { 1465 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1466 if (msg.obj != null) { 1467 mContainerService = (IMediaContainerService) msg.obj; 1468 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1469 System.identityHashCode(mHandler)); 1470 } 1471 if (mContainerService == null) { 1472 if (!mBound) { 1473 // Something seriously wrong since we are not bound and we are not 1474 // waiting for connection. Bail out. 1475 Slog.e(TAG, "Cannot bind to media container service"); 1476 for (HandlerParams params : mPendingInstalls) { 1477 // Indicate service bind error 1478 params.serviceError(); 1479 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1480 System.identityHashCode(params)); 1481 if (params.traceMethod != null) { 1482 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1483 params.traceMethod, params.traceCookie); 1484 } 1485 return; 1486 } 1487 mPendingInstalls.clear(); 1488 } else { 1489 Slog.w(TAG, "Waiting to connect to media container service"); 1490 } 1491 } else if (mPendingInstalls.size() > 0) { 1492 HandlerParams params = mPendingInstalls.get(0); 1493 if (params != null) { 1494 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1495 System.identityHashCode(params)); 1496 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1497 if (params.startCopy()) { 1498 // We are done... look for more work or to 1499 // go idle. 1500 if (DEBUG_SD_INSTALL) Log.i(TAG, 1501 "Checking for more work or unbind..."); 1502 // Delete pending install 1503 if (mPendingInstalls.size() > 0) { 1504 mPendingInstalls.remove(0); 1505 } 1506 if (mPendingInstalls.size() == 0) { 1507 if (mBound) { 1508 if (DEBUG_SD_INSTALL) Log.i(TAG, 1509 "Posting delayed MCS_UNBIND"); 1510 removeMessages(MCS_UNBIND); 1511 Message ubmsg = obtainMessage(MCS_UNBIND); 1512 // Unbind after a little delay, to avoid 1513 // continual thrashing. 1514 sendMessageDelayed(ubmsg, 10000); 1515 } 1516 } else { 1517 // There are more pending requests in queue. 1518 // Just post MCS_BOUND message to trigger processing 1519 // of next pending install. 1520 if (DEBUG_SD_INSTALL) Log.i(TAG, 1521 "Posting MCS_BOUND for next work"); 1522 mHandler.sendEmptyMessage(MCS_BOUND); 1523 } 1524 } 1525 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1526 } 1527 } else { 1528 // Should never happen ideally. 1529 Slog.w(TAG, "Empty queue"); 1530 } 1531 break; 1532 } 1533 case MCS_RECONNECT: { 1534 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1535 if (mPendingInstalls.size() > 0) { 1536 if (mBound) { 1537 disconnectService(); 1538 } 1539 if (!connectToService()) { 1540 Slog.e(TAG, "Failed to bind to media container service"); 1541 for (HandlerParams params : mPendingInstalls) { 1542 // Indicate service bind error 1543 params.serviceError(); 1544 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1545 System.identityHashCode(params)); 1546 } 1547 mPendingInstalls.clear(); 1548 } 1549 } 1550 break; 1551 } 1552 case MCS_UNBIND: { 1553 // If there is no actual work left, then time to unbind. 1554 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1555 1556 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1557 if (mBound) { 1558 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1559 1560 disconnectService(); 1561 } 1562 } else if (mPendingInstalls.size() > 0) { 1563 // There are more pending requests in queue. 1564 // Just post MCS_BOUND message to trigger processing 1565 // of next pending install. 1566 mHandler.sendEmptyMessage(MCS_BOUND); 1567 } 1568 1569 break; 1570 } 1571 case MCS_GIVE_UP: { 1572 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1573 HandlerParams params = mPendingInstalls.remove(0); 1574 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1575 System.identityHashCode(params)); 1576 break; 1577 } 1578 case SEND_PENDING_BROADCAST: { 1579 String packages[]; 1580 ArrayList<String> components[]; 1581 int size = 0; 1582 int uids[]; 1583 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1584 synchronized (mPackages) { 1585 if (mPendingBroadcasts == null) { 1586 return; 1587 } 1588 size = mPendingBroadcasts.size(); 1589 if (size <= 0) { 1590 // Nothing to be done. Just return 1591 return; 1592 } 1593 packages = new String[size]; 1594 components = new ArrayList[size]; 1595 uids = new int[size]; 1596 int i = 0; // filling out the above arrays 1597 1598 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1599 int packageUserId = mPendingBroadcasts.userIdAt(n); 1600 Iterator<Map.Entry<String, ArrayList<String>>> it 1601 = mPendingBroadcasts.packagesForUserId(packageUserId) 1602 .entrySet().iterator(); 1603 while (it.hasNext() && i < size) { 1604 Map.Entry<String, ArrayList<String>> ent = it.next(); 1605 packages[i] = ent.getKey(); 1606 components[i] = ent.getValue(); 1607 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1608 uids[i] = (ps != null) 1609 ? UserHandle.getUid(packageUserId, ps.appId) 1610 : -1; 1611 i++; 1612 } 1613 } 1614 size = i; 1615 mPendingBroadcasts.clear(); 1616 } 1617 // Send broadcasts 1618 for (int i = 0; i < size; i++) { 1619 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1620 } 1621 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1622 break; 1623 } 1624 case START_CLEANING_PACKAGE: { 1625 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1626 final String packageName = (String)msg.obj; 1627 final int userId = msg.arg1; 1628 final boolean andCode = msg.arg2 != 0; 1629 synchronized (mPackages) { 1630 if (userId == UserHandle.USER_ALL) { 1631 int[] users = sUserManager.getUserIds(); 1632 for (int user : users) { 1633 mSettings.addPackageToCleanLPw( 1634 new PackageCleanItem(user, packageName, andCode)); 1635 } 1636 } else { 1637 mSettings.addPackageToCleanLPw( 1638 new PackageCleanItem(userId, packageName, andCode)); 1639 } 1640 } 1641 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1642 startCleaningPackages(); 1643 } break; 1644 case POST_INSTALL: { 1645 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1646 1647 PostInstallData data = mRunningInstalls.get(msg.arg1); 1648 final boolean didRestore = (msg.arg2 != 0); 1649 mRunningInstalls.delete(msg.arg1); 1650 1651 if (data != null) { 1652 InstallArgs args = data.args; 1653 PackageInstalledInfo parentRes = data.res; 1654 1655 final boolean grantPermissions = (args.installFlags 1656 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1657 final boolean killApp = (args.installFlags 1658 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1659 final boolean virtualPreload = ((args.installFlags 1660 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1661 final String[] grantedPermissions = args.installGrantPermissions; 1662 1663 // Handle the parent package 1664 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1665 virtualPreload, grantedPermissions, didRestore, 1666 args.installerPackageName, args.observer); 1667 1668 // Handle the child packages 1669 final int childCount = (parentRes.addedChildPackages != null) 1670 ? parentRes.addedChildPackages.size() : 0; 1671 for (int i = 0; i < childCount; i++) { 1672 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1673 handlePackagePostInstall(childRes, grantPermissions, killApp, 1674 virtualPreload, grantedPermissions, false /*didRestore*/, 1675 args.installerPackageName, args.observer); 1676 } 1677 1678 // Log tracing if needed 1679 if (args.traceMethod != null) { 1680 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1681 args.traceCookie); 1682 } 1683 } else { 1684 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1685 } 1686 1687 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1688 } break; 1689 case WRITE_SETTINGS: { 1690 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1691 synchronized (mPackages) { 1692 removeMessages(WRITE_SETTINGS); 1693 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1694 mSettings.writeLPr(); 1695 mDirtyUsers.clear(); 1696 } 1697 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1698 } break; 1699 case WRITE_PACKAGE_RESTRICTIONS: { 1700 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1701 synchronized (mPackages) { 1702 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1703 for (int userId : mDirtyUsers) { 1704 mSettings.writePackageRestrictionsLPr(userId); 1705 } 1706 mDirtyUsers.clear(); 1707 } 1708 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1709 } break; 1710 case WRITE_PACKAGE_LIST: { 1711 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1712 synchronized (mPackages) { 1713 removeMessages(WRITE_PACKAGE_LIST); 1714 mSettings.writePackageListLPr(msg.arg1); 1715 } 1716 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1717 } break; 1718 case CHECK_PENDING_VERIFICATION: { 1719 final int verificationId = msg.arg1; 1720 final PackageVerificationState state = mPendingVerification.get(verificationId); 1721 1722 if ((state != null) && !state.timeoutExtended()) { 1723 final InstallArgs args = state.getInstallArgs(); 1724 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1725 1726 Slog.i(TAG, "Verification timed out for " + originUri); 1727 mPendingVerification.remove(verificationId); 1728 1729 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1730 1731 final UserHandle user = args.getUser(); 1732 if (getDefaultVerificationResponse(user) 1733 == PackageManager.VERIFICATION_ALLOW) { 1734 Slog.i(TAG, "Continuing with installation of " + originUri); 1735 state.setVerifierResponse(Binder.getCallingUid(), 1736 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1737 broadcastPackageVerified(verificationId, originUri, 1738 PackageManager.VERIFICATION_ALLOW, user); 1739 try { 1740 ret = args.copyApk(mContainerService, true); 1741 } catch (RemoteException e) { 1742 Slog.e(TAG, "Could not contact the ContainerService"); 1743 } 1744 } else { 1745 broadcastPackageVerified(verificationId, originUri, 1746 PackageManager.VERIFICATION_REJECT, user); 1747 } 1748 1749 Trace.asyncTraceEnd( 1750 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1751 1752 processPendingInstall(args, ret); 1753 mHandler.sendEmptyMessage(MCS_UNBIND); 1754 } 1755 break; 1756 } 1757 case PACKAGE_VERIFIED: { 1758 final int verificationId = msg.arg1; 1759 1760 final PackageVerificationState state = mPendingVerification.get(verificationId); 1761 if (state == null) { 1762 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1763 break; 1764 } 1765 1766 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1767 1768 state.setVerifierResponse(response.callerUid, response.code); 1769 1770 if (state.isVerificationComplete()) { 1771 mPendingVerification.remove(verificationId); 1772 1773 final InstallArgs args = state.getInstallArgs(); 1774 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1775 1776 int ret; 1777 if (state.isInstallAllowed()) { 1778 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1779 broadcastPackageVerified(verificationId, originUri, 1780 response.code, state.getInstallArgs().getUser()); 1781 try { 1782 ret = args.copyApk(mContainerService, true); 1783 } catch (RemoteException e) { 1784 Slog.e(TAG, "Could not contact the ContainerService"); 1785 } 1786 } else { 1787 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1788 } 1789 1790 Trace.asyncTraceEnd( 1791 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1792 1793 processPendingInstall(args, ret); 1794 mHandler.sendEmptyMessage(MCS_UNBIND); 1795 } 1796 1797 break; 1798 } 1799 case START_INTENT_FILTER_VERIFICATIONS: { 1800 IFVerificationParams params = (IFVerificationParams) msg.obj; 1801 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1802 params.replacing, params.pkg); 1803 break; 1804 } 1805 case INTENT_FILTER_VERIFIED: { 1806 final int verificationId = msg.arg1; 1807 1808 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1809 verificationId); 1810 if (state == null) { 1811 Slog.w(TAG, "Invalid IntentFilter verification token " 1812 + verificationId + " received"); 1813 break; 1814 } 1815 1816 final int userId = state.getUserId(); 1817 1818 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1819 "Processing IntentFilter verification with token:" 1820 + verificationId + " and userId:" + userId); 1821 1822 final IntentFilterVerificationResponse response = 1823 (IntentFilterVerificationResponse) msg.obj; 1824 1825 state.setVerifierResponse(response.callerUid, response.code); 1826 1827 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1828 "IntentFilter verification with token:" + verificationId 1829 + " and userId:" + userId 1830 + " is settings verifier response with response code:" 1831 + response.code); 1832 1833 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1834 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1835 + response.getFailedDomainsString()); 1836 } 1837 1838 if (state.isVerificationComplete()) { 1839 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1840 } else { 1841 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1842 "IntentFilter verification with token:" + verificationId 1843 + " was not said to be complete"); 1844 } 1845 1846 break; 1847 } 1848 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1849 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1850 mInstantAppResolverConnection, 1851 (InstantAppRequest) msg.obj, 1852 mInstantAppInstallerActivity, 1853 mHandler); 1854 } 1855 } 1856 } 1857 } 1858 1859 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1860 @Override 1861 public void onGidsChanged(int appId, int userId) { 1862 mHandler.post(new Runnable() { 1863 @Override 1864 public void run() { 1865 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1866 } 1867 }); 1868 } 1869 @Override 1870 public void onPermissionGranted(int uid, int userId) { 1871 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1872 1873 // Not critical; if this is lost, the application has to request again. 1874 synchronized (mPackages) { 1875 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1876 } 1877 } 1878 @Override 1879 public void onInstallPermissionGranted() { 1880 synchronized (mPackages) { 1881 scheduleWriteSettingsLocked(); 1882 } 1883 } 1884 @Override 1885 public void onPermissionRevoked(int uid, int userId) { 1886 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1887 1888 synchronized (mPackages) { 1889 // Critical; after this call the application should never have the permission 1890 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1891 } 1892 1893 final int appId = UserHandle.getAppId(uid); 1894 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1895 } 1896 @Override 1897 public void onInstallPermissionRevoked() { 1898 synchronized (mPackages) { 1899 scheduleWriteSettingsLocked(); 1900 } 1901 } 1902 @Override 1903 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1904 synchronized (mPackages) { 1905 for (int userId : updatedUserIds) { 1906 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1907 } 1908 } 1909 } 1910 @Override 1911 public void onInstallPermissionUpdated() { 1912 synchronized (mPackages) { 1913 scheduleWriteSettingsLocked(); 1914 } 1915 } 1916 @Override 1917 public void onPermissionRemoved() { 1918 synchronized (mPackages) { 1919 mSettings.writeLPr(); 1920 } 1921 } 1922 }; 1923 1924 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1925 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1926 boolean launchedForRestore, String installerPackage, 1927 IPackageInstallObserver2 installObserver) { 1928 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1929 // Send the removed broadcasts 1930 if (res.removedInfo != null) { 1931 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1932 } 1933 1934 // Now that we successfully installed the package, grant runtime 1935 // permissions if requested before broadcasting the install. Also 1936 // for legacy apps in permission review mode we clear the permission 1937 // review flag which is used to emulate runtime permissions for 1938 // legacy apps. 1939 if (grantPermissions) { 1940 final int callingUid = Binder.getCallingUid(); 1941 mPermissionManager.grantRequestedRuntimePermissions( 1942 res.pkg, res.newUsers, grantedPermissions, callingUid, 1943 mPermissionCallback); 1944 } 1945 1946 final boolean update = res.removedInfo != null 1947 && res.removedInfo.removedPackage != null; 1948 final String installerPackageName = 1949 res.installerPackageName != null 1950 ? res.installerPackageName 1951 : res.removedInfo != null 1952 ? res.removedInfo.installerPackageName 1953 : null; 1954 1955 // If this is the first time we have child packages for a disabled privileged 1956 // app that had no children, we grant requested runtime permissions to the new 1957 // children if the parent on the system image had them already granted. 1958 if (res.pkg.parentPackage != null) { 1959 final int callingUid = Binder.getCallingUid(); 1960 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1961 res.pkg, callingUid, mPermissionCallback); 1962 } 1963 1964 synchronized (mPackages) { 1965 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1966 } 1967 1968 final String packageName = res.pkg.applicationInfo.packageName; 1969 1970 // Determine the set of users who are adding this package for 1971 // the first time vs. those who are seeing an update. 1972 int[] firstUserIds = EMPTY_INT_ARRAY; 1973 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1974 int[] updateUserIds = EMPTY_INT_ARRAY; 1975 int[] instantUserIds = EMPTY_INT_ARRAY; 1976 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1977 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1978 for (int newUser : res.newUsers) { 1979 final boolean isInstantApp = ps.getInstantApp(newUser); 1980 if (allNewUsers) { 1981 if (isInstantApp) { 1982 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 1983 } else { 1984 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 1985 } 1986 continue; 1987 } 1988 boolean isNew = true; 1989 for (int origUser : res.origUsers) { 1990 if (origUser == newUser) { 1991 isNew = false; 1992 break; 1993 } 1994 } 1995 if (isNew) { 1996 if (isInstantApp) { 1997 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 1998 } else { 1999 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2000 } 2001 } else { 2002 if (isInstantApp) { 2003 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2004 } else { 2005 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2006 } 2007 } 2008 } 2009 2010 // Send installed broadcasts if the package is not a static shared lib. 2011 if (res.pkg.staticSharedLibName == null) { 2012 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2013 2014 // Send added for users that see the package for the first time 2015 // sendPackageAddedForNewUsers also deals with system apps 2016 int appId = UserHandle.getAppId(res.uid); 2017 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2018 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2019 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2020 2021 // Send added for users that don't see the package for the first time 2022 Bundle extras = new Bundle(1); 2023 extras.putInt(Intent.EXTRA_UID, res.uid); 2024 if (update) { 2025 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2026 } 2027 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2028 extras, 0 /*flags*/, 2029 null /*targetPackage*/, null /*finishedReceiver*/, 2030 updateUserIds, instantUserIds); 2031 if (installerPackageName != null) { 2032 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2033 extras, 0 /*flags*/, 2034 installerPackageName, null /*finishedReceiver*/, 2035 updateUserIds, instantUserIds); 2036 } 2037 2038 // Send replaced for users that don't see the package for the first time 2039 if (update) { 2040 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2041 packageName, extras, 0 /*flags*/, 2042 null /*targetPackage*/, null /*finishedReceiver*/, 2043 updateUserIds, instantUserIds); 2044 if (installerPackageName != null) { 2045 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2046 extras, 0 /*flags*/, 2047 installerPackageName, null /*finishedReceiver*/, 2048 updateUserIds, instantUserIds); 2049 } 2050 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2051 null /*package*/, null /*extras*/, 0 /*flags*/, 2052 packageName /*targetPackage*/, 2053 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2054 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2055 // First-install and we did a restore, so we're responsible for the 2056 // first-launch broadcast. 2057 if (DEBUG_BACKUP) { 2058 Slog.i(TAG, "Post-restore of " + packageName 2059 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2060 } 2061 sendFirstLaunchBroadcast(packageName, installerPackage, 2062 firstUserIds, firstInstantUserIds); 2063 } 2064 2065 // Send broadcast package appeared if forward locked/external for all users 2066 // treat asec-hosted packages like removable media on upgrade 2067 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2068 if (DEBUG_INSTALL) { 2069 Slog.i(TAG, "upgrading pkg " + res.pkg 2070 + " is ASEC-hosted -> AVAILABLE"); 2071 } 2072 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2073 ArrayList<String> pkgList = new ArrayList<>(1); 2074 pkgList.add(packageName); 2075 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2076 } 2077 } 2078 2079 // Work that needs to happen on first install within each user 2080 if (firstUserIds != null && firstUserIds.length > 0) { 2081 synchronized (mPackages) { 2082 for (int userId : firstUserIds) { 2083 // If this app is a browser and it's newly-installed for some 2084 // users, clear any default-browser state in those users. The 2085 // app's nature doesn't depend on the user, so we can just check 2086 // its browser nature in any user and generalize. 2087 if (packageIsBrowser(packageName, userId)) { 2088 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2089 } 2090 2091 // We may also need to apply pending (restored) runtime 2092 // permission grants within these users. 2093 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2094 } 2095 } 2096 } 2097 2098 // Log current value of "unknown sources" setting 2099 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2100 getUnknownSourcesSettings()); 2101 2102 // Remove the replaced package's older resources safely now 2103 // We delete after a gc for applications on sdcard. 2104 if (res.removedInfo != null && res.removedInfo.args != null) { 2105 Runtime.getRuntime().gc(); 2106 synchronized (mInstallLock) { 2107 res.removedInfo.args.doPostDeleteLI(true); 2108 } 2109 } else { 2110 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2111 // and not block here. 2112 VMRuntime.getRuntime().requestConcurrentGC(); 2113 } 2114 2115 // Notify DexManager that the package was installed for new users. 2116 // The updated users should already be indexed and the package code paths 2117 // should not change. 2118 // Don't notify the manager for ephemeral apps as they are not expected to 2119 // survive long enough to benefit of background optimizations. 2120 for (int userId : firstUserIds) { 2121 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2122 // There's a race currently where some install events may interleave with an uninstall. 2123 // This can lead to package info being null (b/36642664). 2124 if (info != null) { 2125 mDexManager.notifyPackageInstalled(info, userId); 2126 } 2127 } 2128 } 2129 2130 // If someone is watching installs - notify them 2131 if (installObserver != null) { 2132 try { 2133 Bundle extras = extrasForInstallResult(res); 2134 installObserver.onPackageInstalled(res.name, res.returnCode, 2135 res.returnMsg, extras); 2136 } catch (RemoteException e) { 2137 Slog.i(TAG, "Observer no longer exists."); 2138 } 2139 } 2140 } 2141 2142 private StorageEventListener mStorageListener = new StorageEventListener() { 2143 @Override 2144 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2145 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2146 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2147 final String volumeUuid = vol.getFsUuid(); 2148 2149 // Clean up any users or apps that were removed or recreated 2150 // while this volume was missing 2151 sUserManager.reconcileUsers(volumeUuid); 2152 reconcileApps(volumeUuid); 2153 2154 // Clean up any install sessions that expired or were 2155 // cancelled while this volume was missing 2156 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2157 2158 loadPrivatePackages(vol); 2159 2160 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2161 unloadPrivatePackages(vol); 2162 } 2163 } 2164 } 2165 2166 @Override 2167 public void onVolumeForgotten(String fsUuid) { 2168 if (TextUtils.isEmpty(fsUuid)) { 2169 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2170 return; 2171 } 2172 2173 // Remove any apps installed on the forgotten volume 2174 synchronized (mPackages) { 2175 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2176 for (PackageSetting ps : packages) { 2177 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2178 deletePackageVersioned(new VersionedPackage(ps.name, 2179 PackageManager.VERSION_CODE_HIGHEST), 2180 new LegacyPackageDeleteObserver(null).getBinder(), 2181 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2182 // Try very hard to release any references to this package 2183 // so we don't risk the system server being killed due to 2184 // open FDs 2185 AttributeCache.instance().removePackage(ps.name); 2186 } 2187 2188 mSettings.onVolumeForgotten(fsUuid); 2189 mSettings.writeLPr(); 2190 } 2191 } 2192 }; 2193 2194 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2195 Bundle extras = null; 2196 switch (res.returnCode) { 2197 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2198 extras = new Bundle(); 2199 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2200 res.origPermission); 2201 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2202 res.origPackage); 2203 break; 2204 } 2205 case PackageManager.INSTALL_SUCCEEDED: { 2206 extras = new Bundle(); 2207 extras.putBoolean(Intent.EXTRA_REPLACING, 2208 res.removedInfo != null && res.removedInfo.removedPackage != null); 2209 break; 2210 } 2211 } 2212 return extras; 2213 } 2214 2215 void scheduleWriteSettingsLocked() { 2216 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2217 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2218 } 2219 } 2220 2221 void scheduleWritePackageListLocked(int userId) { 2222 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2223 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2224 msg.arg1 = userId; 2225 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2226 } 2227 } 2228 2229 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2230 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2231 scheduleWritePackageRestrictionsLocked(userId); 2232 } 2233 2234 void scheduleWritePackageRestrictionsLocked(int userId) { 2235 final int[] userIds = (userId == UserHandle.USER_ALL) 2236 ? sUserManager.getUserIds() : new int[]{userId}; 2237 for (int nextUserId : userIds) { 2238 if (!sUserManager.exists(nextUserId)) return; 2239 mDirtyUsers.add(nextUserId); 2240 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2241 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2242 } 2243 } 2244 } 2245 2246 public static PackageManagerService main(Context context, Installer installer, 2247 boolean factoryTest, boolean onlyCore) { 2248 // Self-check for initial settings. 2249 PackageManagerServiceCompilerMapping.checkProperties(); 2250 2251 PackageManagerService m = new PackageManagerService(context, installer, 2252 factoryTest, onlyCore); 2253 m.enableSystemUserPackages(); 2254 ServiceManager.addService("package", m); 2255 final PackageManagerNative pmn = m.new PackageManagerNative(); 2256 ServiceManager.addService("package_native", pmn); 2257 return m; 2258 } 2259 2260 private void enableSystemUserPackages() { 2261 if (!UserManager.isSplitSystemUser()) { 2262 return; 2263 } 2264 // For system user, enable apps based on the following conditions: 2265 // - app is whitelisted or belong to one of these groups: 2266 // -- system app which has no launcher icons 2267 // -- system app which has INTERACT_ACROSS_USERS permission 2268 // -- system IME app 2269 // - app is not in the blacklist 2270 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2271 Set<String> enableApps = new ArraySet<>(); 2272 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2273 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2274 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2275 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2276 enableApps.addAll(wlApps); 2277 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2278 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2279 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2280 enableApps.removeAll(blApps); 2281 Log.i(TAG, "Applications installed for system user: " + enableApps); 2282 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2283 UserHandle.SYSTEM); 2284 final int allAppsSize = allAps.size(); 2285 synchronized (mPackages) { 2286 for (int i = 0; i < allAppsSize; i++) { 2287 String pName = allAps.get(i); 2288 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2289 // Should not happen, but we shouldn't be failing if it does 2290 if (pkgSetting == null) { 2291 continue; 2292 } 2293 boolean install = enableApps.contains(pName); 2294 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2295 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2296 + " for system user"); 2297 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2298 } 2299 } 2300 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2301 } 2302 } 2303 2304 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2305 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2306 Context.DISPLAY_SERVICE); 2307 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2308 } 2309 2310 /** 2311 * Requests that files preopted on a secondary system partition be copied to the data partition 2312 * if possible. Note that the actual copying of the files is accomplished by init for security 2313 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2314 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2315 */ 2316 private static void requestCopyPreoptedFiles() { 2317 final int WAIT_TIME_MS = 100; 2318 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2319 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2320 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2321 // We will wait for up to 100 seconds. 2322 final long timeStart = SystemClock.uptimeMillis(); 2323 final long timeEnd = timeStart + 100 * 1000; 2324 long timeNow = timeStart; 2325 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2326 try { 2327 Thread.sleep(WAIT_TIME_MS); 2328 } catch (InterruptedException e) { 2329 // Do nothing 2330 } 2331 timeNow = SystemClock.uptimeMillis(); 2332 if (timeNow > timeEnd) { 2333 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2334 Slog.wtf(TAG, "cppreopt did not finish!"); 2335 break; 2336 } 2337 } 2338 2339 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2340 } 2341 } 2342 2343 public PackageManagerService(Context context, Installer installer, 2344 boolean factoryTest, boolean onlyCore) { 2345 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2346 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2347 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2348 SystemClock.uptimeMillis()); 2349 2350 if (mSdkVersion <= 0) { 2351 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2352 } 2353 2354 mContext = context; 2355 2356 mFactoryTest = factoryTest; 2357 mOnlyCore = onlyCore; 2358 mMetrics = new DisplayMetrics(); 2359 mInstaller = installer; 2360 2361 // Create sub-components that provide services / data. Order here is important. 2362 synchronized (mInstallLock) { 2363 synchronized (mPackages) { 2364 // Expose private service for system components to use. 2365 LocalServices.addService( 2366 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2367 sUserManager = new UserManagerService(context, this, 2368 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2369 mPermissionManager = PermissionManagerService.create(context, 2370 new DefaultPermissionGrantedCallback() { 2371 @Override 2372 public void onDefaultRuntimePermissionsGranted(int userId) { 2373 synchronized(mPackages) { 2374 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2375 } 2376 } 2377 }, mPackages /*externalLock*/); 2378 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2379 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2380 } 2381 } 2382 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2383 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2384 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2385 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2386 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2387 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2388 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2389 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2390 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2391 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2392 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2393 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2394 2395 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2396 if (separateProcesses != null && separateProcesses.length() > 0) { 2397 if ("*".equals(separateProcesses)) { 2398 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2399 mSeparateProcesses = null; 2400 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2401 } else { 2402 mDefParseFlags = 0; 2403 mSeparateProcesses = separateProcesses.split(","); 2404 Slog.w(TAG, "Running with debug.separate_processes: " 2405 + separateProcesses); 2406 } 2407 } else { 2408 mDefParseFlags = 0; 2409 mSeparateProcesses = null; 2410 } 2411 2412 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2413 "*dexopt*"); 2414 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2415 installer, mInstallLock); 2416 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2417 dexManagerListener); 2418 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2419 2420 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2421 FgThread.get().getLooper()); 2422 2423 getDefaultDisplayMetrics(context, mMetrics); 2424 2425 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2426 SystemConfig systemConfig = SystemConfig.getInstance(); 2427 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2428 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2429 2430 mProtectedPackages = new ProtectedPackages(mContext); 2431 2432 synchronized (mInstallLock) { 2433 // writer 2434 synchronized (mPackages) { 2435 mHandlerThread = new ServiceThread(TAG, 2436 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2437 mHandlerThread.start(); 2438 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2439 mProcessLoggingHandler = new ProcessLoggingHandler(); 2440 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2441 mInstantAppRegistry = new InstantAppRegistry(this); 2442 2443 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2444 final int builtInLibCount = libConfig.size(); 2445 for (int i = 0; i < builtInLibCount; i++) { 2446 String name = libConfig.keyAt(i); 2447 String path = libConfig.valueAt(i); 2448 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2449 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2450 } 2451 2452 SELinuxMMAC.readInstallPolicy(); 2453 2454 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2455 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2456 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2457 2458 // Clean up orphaned packages for which the code path doesn't exist 2459 // and they are an update to a system app - caused by bug/32321269 2460 final int packageSettingCount = mSettings.mPackages.size(); 2461 for (int i = packageSettingCount - 1; i >= 0; i--) { 2462 PackageSetting ps = mSettings.mPackages.valueAt(i); 2463 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2464 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2465 mSettings.mPackages.removeAt(i); 2466 mSettings.enableSystemPackageLPw(ps.name); 2467 } 2468 } 2469 2470 if (mFirstBoot) { 2471 requestCopyPreoptedFiles(); 2472 } 2473 2474 String customResolverActivity = Resources.getSystem().getString( 2475 R.string.config_customResolverActivity); 2476 if (TextUtils.isEmpty(customResolverActivity)) { 2477 customResolverActivity = null; 2478 } else { 2479 mCustomResolverComponentName = ComponentName.unflattenFromString( 2480 customResolverActivity); 2481 } 2482 2483 long startTime = SystemClock.uptimeMillis(); 2484 2485 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2486 startTime); 2487 2488 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2489 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2490 2491 if (bootClassPath == null) { 2492 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2493 } 2494 2495 if (systemServerClassPath == null) { 2496 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2497 } 2498 2499 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2500 2501 final VersionInfo ver = mSettings.getInternalVersion(); 2502 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2503 if (mIsUpgrade) { 2504 logCriticalInfo(Log.INFO, 2505 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2506 } 2507 2508 // when upgrading from pre-M, promote system app permissions from install to runtime 2509 mPromoteSystemApps = 2510 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2511 2512 // When upgrading from pre-N, we need to handle package extraction like first boot, 2513 // as there is no profiling data available. 2514 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2515 2516 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2517 2518 // save off the names of pre-existing system packages prior to scanning; we don't 2519 // want to automatically grant runtime permissions for new system apps 2520 if (mPromoteSystemApps) { 2521 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2522 while (pkgSettingIter.hasNext()) { 2523 PackageSetting ps = pkgSettingIter.next(); 2524 if (isSystemApp(ps)) { 2525 mExistingSystemPackages.add(ps.name); 2526 } 2527 } 2528 } 2529 2530 mCacheDir = preparePackageParserCache(mIsUpgrade); 2531 2532 // Set flag to monitor and not change apk file paths when 2533 // scanning install directories. 2534 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2535 2536 if (mIsUpgrade || mFirstBoot) { 2537 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2538 } 2539 2540 // Collect vendor overlay packages. (Do this before scanning any apps.) 2541 // For security and version matching reason, only consider 2542 // overlay packages if they reside in the right directory. 2543 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2544 mDefParseFlags 2545 | PackageParser.PARSE_IS_SYSTEM_DIR, 2546 scanFlags 2547 | SCAN_AS_SYSTEM 2548 | SCAN_TRUSTED_OVERLAY, 2549 0); 2550 2551 mParallelPackageParserCallback.findStaticOverlayPackages(); 2552 2553 // Find base frameworks (resource packages without code). 2554 scanDirTracedLI(frameworkDir, 2555 mDefParseFlags 2556 | PackageParser.PARSE_IS_SYSTEM_DIR, 2557 scanFlags 2558 | SCAN_NO_DEX 2559 | SCAN_AS_SYSTEM 2560 | SCAN_AS_PRIVILEGED, 2561 0); 2562 2563 // Collected privileged system packages. 2564 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2565 scanDirTracedLI(privilegedAppDir, 2566 mDefParseFlags 2567 | PackageParser.PARSE_IS_SYSTEM_DIR, 2568 scanFlags 2569 | SCAN_AS_SYSTEM 2570 | SCAN_AS_PRIVILEGED, 2571 0); 2572 2573 // Collect ordinary system packages. 2574 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2575 scanDirTracedLI(systemAppDir, 2576 mDefParseFlags 2577 | PackageParser.PARSE_IS_SYSTEM_DIR, 2578 scanFlags 2579 | SCAN_AS_SYSTEM, 2580 0); 2581 2582 // Collected privileged vendor packages. 2583 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), 2584 "priv-app"); 2585 try { 2586 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2587 } catch (IOException e) { 2588 // failed to look up canonical path, continue with original one 2589 } 2590 scanDirTracedLI(privilegedVendorAppDir, 2591 mDefParseFlags 2592 | PackageParser.PARSE_IS_SYSTEM_DIR, 2593 scanFlags 2594 | SCAN_AS_SYSTEM 2595 | SCAN_AS_VENDOR 2596 | SCAN_AS_PRIVILEGED, 2597 0); 2598 2599 // Collect ordinary vendor packages. 2600 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2601 try { 2602 vendorAppDir = vendorAppDir.getCanonicalFile(); 2603 } catch (IOException e) { 2604 // failed to look up canonical path, continue with original one 2605 } 2606 scanDirTracedLI(vendorAppDir, 2607 mDefParseFlags 2608 | PackageParser.PARSE_IS_SYSTEM_DIR, 2609 scanFlags 2610 | SCAN_AS_SYSTEM 2611 | SCAN_AS_VENDOR, 2612 0); 2613 2614 // Collect all OEM packages. 2615 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2616 scanDirTracedLI(oemAppDir, 2617 mDefParseFlags 2618 | PackageParser.PARSE_IS_SYSTEM_DIR, 2619 scanFlags 2620 | SCAN_AS_SYSTEM 2621 | SCAN_AS_OEM, 2622 0); 2623 2624 // Prune any system packages that no longer exist. 2625 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2626 // Stub packages must either be replaced with full versions in the /data 2627 // partition or be disabled. 2628 final List<String> stubSystemApps = new ArrayList<>(); 2629 if (!mOnlyCore) { 2630 // do this first before mucking with mPackages for the "expecting better" case 2631 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2632 while (pkgIterator.hasNext()) { 2633 final PackageParser.Package pkg = pkgIterator.next(); 2634 if (pkg.isStub) { 2635 stubSystemApps.add(pkg.packageName); 2636 } 2637 } 2638 2639 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2640 while (psit.hasNext()) { 2641 PackageSetting ps = psit.next(); 2642 2643 /* 2644 * If this is not a system app, it can't be a 2645 * disable system app. 2646 */ 2647 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2648 continue; 2649 } 2650 2651 /* 2652 * If the package is scanned, it's not erased. 2653 */ 2654 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2655 if (scannedPkg != null) { 2656 /* 2657 * If the system app is both scanned and in the 2658 * disabled packages list, then it must have been 2659 * added via OTA. Remove it from the currently 2660 * scanned package so the previously user-installed 2661 * application can be scanned. 2662 */ 2663 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2664 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2665 + ps.name + "; removing system app. Last known codePath=" 2666 + ps.codePathString + ", installStatus=" + ps.installStatus 2667 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2668 + scannedPkg.getLongVersionCode()); 2669 removePackageLI(scannedPkg, true); 2670 mExpectingBetter.put(ps.name, ps.codePath); 2671 } 2672 2673 continue; 2674 } 2675 2676 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2677 psit.remove(); 2678 logCriticalInfo(Log.WARN, "System package " + ps.name 2679 + " no longer exists; it's data will be wiped"); 2680 // Actual deletion of code and data will be handled by later 2681 // reconciliation step 2682 } else { 2683 // we still have a disabled system package, but, it still might have 2684 // been removed. check the code path still exists and check there's 2685 // still a package. the latter can happen if an OTA keeps the same 2686 // code path, but, changes the package name. 2687 final PackageSetting disabledPs = 2688 mSettings.getDisabledSystemPkgLPr(ps.name); 2689 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2690 || disabledPs.pkg == null) { 2691 possiblyDeletedUpdatedSystemApps.add(ps.name); 2692 } 2693 } 2694 } 2695 } 2696 2697 //look for any incomplete package installations 2698 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2699 for (int i = 0; i < deletePkgsList.size(); i++) { 2700 // Actual deletion of code and data will be handled by later 2701 // reconciliation step 2702 final String packageName = deletePkgsList.get(i).name; 2703 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2704 synchronized (mPackages) { 2705 mSettings.removePackageLPw(packageName); 2706 } 2707 } 2708 2709 //delete tmp files 2710 deleteTempPackageFiles(); 2711 2712 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2713 2714 // Remove any shared userIDs that have no associated packages 2715 mSettings.pruneSharedUsersLPw(); 2716 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2717 final int systemPackagesCount = mPackages.size(); 2718 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2719 + " ms, packageCount: " + systemPackagesCount 2720 + " , timePerPackage: " 2721 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2722 + " , cached: " + cachedSystemApps); 2723 if (mIsUpgrade && systemPackagesCount > 0) { 2724 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2725 ((int) systemScanTime) / systemPackagesCount); 2726 } 2727 if (!mOnlyCore) { 2728 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2729 SystemClock.uptimeMillis()); 2730 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2731 2732 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2733 | PackageParser.PARSE_FORWARD_LOCK, 2734 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2735 2736 // Remove disable package settings for updated system apps that were 2737 // removed via an OTA. If the update is no longer present, remove the 2738 // app completely. Otherwise, revoke their system privileges. 2739 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2740 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2741 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2742 2743 final String msg; 2744 if (deletedPkg == null) { 2745 // should have found an update, but, we didn't; remove everything 2746 msg = "Updated system package " + deletedAppName 2747 + " no longer exists; removing its data"; 2748 // Actual deletion of code and data will be handled by later 2749 // reconciliation step 2750 } else { 2751 // found an update; revoke system privileges 2752 msg = "Updated system package + " + deletedAppName 2753 + " no longer exists; revoking system privileges"; 2754 2755 // Don't do anything if a stub is removed from the system image. If 2756 // we were to remove the uncompressed version from the /data partition, 2757 // this is where it'd be done. 2758 2759 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2760 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2761 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2762 } 2763 logCriticalInfo(Log.WARN, msg); 2764 } 2765 2766 /* 2767 * Make sure all system apps that we expected to appear on 2768 * the userdata partition actually showed up. If they never 2769 * appeared, crawl back and revive the system version. 2770 */ 2771 for (int i = 0; i < mExpectingBetter.size(); i++) { 2772 final String packageName = mExpectingBetter.keyAt(i); 2773 if (!mPackages.containsKey(packageName)) { 2774 final File scanFile = mExpectingBetter.valueAt(i); 2775 2776 logCriticalInfo(Log.WARN, "Expected better " + packageName 2777 + " but never showed up; reverting to system"); 2778 2779 final @ParseFlags int reparseFlags; 2780 final @ScanFlags int rescanFlags; 2781 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2782 reparseFlags = 2783 mDefParseFlags | 2784 PackageParser.PARSE_IS_SYSTEM_DIR; 2785 rescanFlags = 2786 scanFlags 2787 | SCAN_AS_SYSTEM 2788 | SCAN_AS_PRIVILEGED; 2789 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2790 reparseFlags = 2791 mDefParseFlags | 2792 PackageParser.PARSE_IS_SYSTEM_DIR; 2793 rescanFlags = 2794 scanFlags 2795 | SCAN_AS_SYSTEM; 2796 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile)) { 2797 reparseFlags = 2798 mDefParseFlags | 2799 PackageParser.PARSE_IS_SYSTEM_DIR; 2800 rescanFlags = 2801 scanFlags 2802 | SCAN_AS_SYSTEM 2803 | SCAN_AS_VENDOR 2804 | SCAN_AS_PRIVILEGED; 2805 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2806 reparseFlags = 2807 mDefParseFlags | 2808 PackageParser.PARSE_IS_SYSTEM_DIR; 2809 rescanFlags = 2810 scanFlags 2811 | SCAN_AS_SYSTEM 2812 | SCAN_AS_VENDOR; 2813 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2814 reparseFlags = 2815 mDefParseFlags | 2816 PackageParser.PARSE_IS_SYSTEM_DIR; 2817 rescanFlags = 2818 scanFlags 2819 | SCAN_AS_SYSTEM 2820 | SCAN_AS_OEM; 2821 } else { 2822 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2823 continue; 2824 } 2825 2826 mSettings.enableSystemPackageLPw(packageName); 2827 2828 try { 2829 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2830 } catch (PackageManagerException e) { 2831 Slog.e(TAG, "Failed to parse original system package: " 2832 + e.getMessage()); 2833 } 2834 } 2835 } 2836 2837 // Uncompress and install any stubbed system applications. 2838 // This must be done last to ensure all stubs are replaced or disabled. 2839 decompressSystemApplications(stubSystemApps, scanFlags); 2840 2841 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2842 - cachedSystemApps; 2843 2844 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2845 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2846 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2847 + " ms, packageCount: " + dataPackagesCount 2848 + " , timePerPackage: " 2849 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2850 + " , cached: " + cachedNonSystemApps); 2851 if (mIsUpgrade && dataPackagesCount > 0) { 2852 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2853 ((int) dataScanTime) / dataPackagesCount); 2854 } 2855 } 2856 mExpectingBetter.clear(); 2857 2858 // Resolve the storage manager. 2859 mStorageManagerPackage = getStorageManagerPackageName(); 2860 2861 // Resolve protected action filters. Only the setup wizard is allowed to 2862 // have a high priority filter for these actions. 2863 mSetupWizardPackage = getSetupWizardPackageName(); 2864 if (mProtectedFilters.size() > 0) { 2865 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2866 Slog.i(TAG, "No setup wizard;" 2867 + " All protected intents capped to priority 0"); 2868 } 2869 for (ActivityIntentInfo filter : mProtectedFilters) { 2870 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2871 if (DEBUG_FILTERS) { 2872 Slog.i(TAG, "Found setup wizard;" 2873 + " allow priority " + filter.getPriority() + ";" 2874 + " package: " + filter.activity.info.packageName 2875 + " activity: " + filter.activity.className 2876 + " priority: " + filter.getPriority()); 2877 } 2878 // skip setup wizard; allow it to keep the high priority filter 2879 continue; 2880 } 2881 if (DEBUG_FILTERS) { 2882 Slog.i(TAG, "Protected action; cap priority to 0;" 2883 + " package: " + filter.activity.info.packageName 2884 + " activity: " + filter.activity.className 2885 + " origPrio: " + filter.getPriority()); 2886 } 2887 filter.setPriority(0); 2888 } 2889 } 2890 mDeferProtectedFilters = false; 2891 mProtectedFilters.clear(); 2892 2893 // Now that we know all of the shared libraries, update all clients to have 2894 // the correct library paths. 2895 updateAllSharedLibrariesLPw(null); 2896 2897 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2898 // NOTE: We ignore potential failures here during a system scan (like 2899 // the rest of the commands above) because there's precious little we 2900 // can do about it. A settings error is reported, though. 2901 final List<String> changedAbiCodePath = 2902 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2903 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 2904 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 2905 final String codePathString = changedAbiCodePath.get(i); 2906 try { 2907 mInstaller.rmdex(codePathString, 2908 getDexCodeInstructionSet(getPreferredInstructionSet())); 2909 } catch (InstallerException ignored) { 2910 } 2911 } 2912 } 2913 } 2914 2915 // Now that we know all the packages we are keeping, 2916 // read and update their last usage times. 2917 mPackageUsage.read(mPackages); 2918 mCompilerStats.read(); 2919 2920 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2921 SystemClock.uptimeMillis()); 2922 Slog.i(TAG, "Time to scan packages: " 2923 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2924 + " seconds"); 2925 2926 // If the platform SDK has changed since the last time we booted, 2927 // we need to re-grant app permission to catch any new ones that 2928 // appear. This is really a hack, and means that apps can in some 2929 // cases get permissions that the user didn't initially explicitly 2930 // allow... it would be nice to have some better way to handle 2931 // this situation. 2932 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 2933 if (sdkUpdated) { 2934 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2935 + mSdkVersion + "; regranting permissions for internal storage"); 2936 } 2937 mPermissionManager.updateAllPermissions( 2938 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 2939 mPermissionCallback); 2940 ver.sdkVersion = mSdkVersion; 2941 2942 // If this is the first boot or an update from pre-M, and it is a normal 2943 // boot, then we need to initialize the default preferred apps across 2944 // all defined users. 2945 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2946 for (UserInfo user : sUserManager.getUsers(true)) { 2947 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2948 applyFactoryDefaultBrowserLPw(user.id); 2949 primeDomainVerificationsLPw(user.id); 2950 } 2951 } 2952 2953 // Prepare storage for system user really early during boot, 2954 // since core system apps like SettingsProvider and SystemUI 2955 // can't wait for user to start 2956 final int storageFlags; 2957 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2958 storageFlags = StorageManager.FLAG_STORAGE_DE; 2959 } else { 2960 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2961 } 2962 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2963 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2964 true /* onlyCoreApps */); 2965 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2966 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 2967 Trace.TRACE_TAG_PACKAGE_MANAGER); 2968 traceLog.traceBegin("AppDataFixup"); 2969 try { 2970 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2971 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2972 } catch (InstallerException e) { 2973 Slog.w(TAG, "Trouble fixing GIDs", e); 2974 } 2975 traceLog.traceEnd(); 2976 2977 traceLog.traceBegin("AppDataPrepare"); 2978 if (deferPackages == null || deferPackages.isEmpty()) { 2979 return; 2980 } 2981 int count = 0; 2982 for (String pkgName : deferPackages) { 2983 PackageParser.Package pkg = null; 2984 synchronized (mPackages) { 2985 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2986 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2987 pkg = ps.pkg; 2988 } 2989 } 2990 if (pkg != null) { 2991 synchronized (mInstallLock) { 2992 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2993 true /* maybeMigrateAppData */); 2994 } 2995 count++; 2996 } 2997 } 2998 traceLog.traceEnd(); 2999 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3000 }, "prepareAppData"); 3001 3002 // If this is first boot after an OTA, and a normal boot, then 3003 // we need to clear code cache directories. 3004 // Note that we do *not* clear the application profiles. These remain valid 3005 // across OTAs and are used to drive profile verification (post OTA) and 3006 // profile compilation (without waiting to collect a fresh set of profiles). 3007 if (mIsUpgrade && !onlyCore) { 3008 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3009 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3010 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3011 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3012 // No apps are running this early, so no need to freeze 3013 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3014 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3015 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3016 } 3017 } 3018 ver.fingerprint = Build.FINGERPRINT; 3019 } 3020 3021 checkDefaultBrowser(); 3022 3023 // clear only after permissions and other defaults have been updated 3024 mExistingSystemPackages.clear(); 3025 mPromoteSystemApps = false; 3026 3027 // All the changes are done during package scanning. 3028 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3029 3030 // can downgrade to reader 3031 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3032 mSettings.writeLPr(); 3033 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3034 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3035 SystemClock.uptimeMillis()); 3036 3037 if (!mOnlyCore) { 3038 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3039 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3040 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3041 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3042 if (mIntentFilterVerifierComponent != null) { 3043 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3044 mIntentFilterVerifierComponent); 3045 } else { 3046 mIntentFilterVerifier = null; 3047 } 3048 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3049 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3050 SharedLibraryInfo.VERSION_UNDEFINED); 3051 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3052 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3053 SharedLibraryInfo.VERSION_UNDEFINED); 3054 } else { 3055 mRequiredVerifierPackage = null; 3056 mRequiredInstallerPackage = null; 3057 mRequiredUninstallerPackage = null; 3058 mIntentFilterVerifierComponent = null; 3059 mIntentFilterVerifier = null; 3060 mServicesSystemSharedLibraryPackageName = null; 3061 mSharedSystemSharedLibraryPackageName = null; 3062 } 3063 3064 mInstallerService = new PackageInstallerService(context, this); 3065 mArtManagerService = new ArtManagerService(this, mInstaller, mInstallLock); 3066 final Pair<ComponentName, String> instantAppResolverComponent = 3067 getInstantAppResolverLPr(); 3068 if (instantAppResolverComponent != null) { 3069 if (DEBUG_EPHEMERAL) { 3070 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3071 } 3072 mInstantAppResolverConnection = new EphemeralResolverConnection( 3073 mContext, instantAppResolverComponent.first, 3074 instantAppResolverComponent.second); 3075 mInstantAppResolverSettingsComponent = 3076 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3077 } else { 3078 mInstantAppResolverConnection = null; 3079 mInstantAppResolverSettingsComponent = null; 3080 } 3081 updateInstantAppInstallerLocked(null); 3082 3083 // Read and update the usage of dex files. 3084 // Do this at the end of PM init so that all the packages have their 3085 // data directory reconciled. 3086 // At this point we know the code paths of the packages, so we can validate 3087 // the disk file and build the internal cache. 3088 // The usage file is expected to be small so loading and verifying it 3089 // should take a fairly small time compare to the other activities (e.g. package 3090 // scanning). 3091 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3092 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3093 for (int userId : currentUserIds) { 3094 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3095 } 3096 mDexManager.load(userPackages); 3097 if (mIsUpgrade) { 3098 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3099 (int) (SystemClock.uptimeMillis() - startTime)); 3100 } 3101 } // synchronized (mPackages) 3102 } // synchronized (mInstallLock) 3103 3104 // Now after opening every single application zip, make sure they 3105 // are all flushed. Not really needed, but keeps things nice and 3106 // tidy. 3107 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3108 Runtime.getRuntime().gc(); 3109 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3110 3111 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3112 FallbackCategoryProvider.loadFallbacks(); 3113 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3114 3115 // The initial scanning above does many calls into installd while 3116 // holding the mPackages lock, but we're mostly interested in yelling 3117 // once we have a booted system. 3118 mInstaller.setWarnIfHeld(mPackages); 3119 3120 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3121 } 3122 3123 /** 3124 * Uncompress and install stub applications. 3125 * <p>In order to save space on the system partition, some applications are shipped in a 3126 * compressed form. In addition the compressed bits for the full application, the 3127 * system image contains a tiny stub comprised of only the Android manifest. 3128 * <p>During the first boot, attempt to uncompress and install the full application. If 3129 * the application can't be installed for any reason, disable the stub and prevent 3130 * uncompressing the full application during future boots. 3131 * <p>In order to forcefully attempt an installation of a full application, go to app 3132 * settings and enable the application. 3133 */ 3134 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3135 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3136 final String pkgName = stubSystemApps.get(i); 3137 // skip if the system package is already disabled 3138 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3139 stubSystemApps.remove(i); 3140 continue; 3141 } 3142 // skip if the package isn't installed (?!); this should never happen 3143 final PackageParser.Package pkg = mPackages.get(pkgName); 3144 if (pkg == null) { 3145 stubSystemApps.remove(i); 3146 continue; 3147 } 3148 // skip if the package has been disabled by the user 3149 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3150 if (ps != null) { 3151 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3152 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3153 stubSystemApps.remove(i); 3154 continue; 3155 } 3156 } 3157 3158 if (DEBUG_COMPRESSION) { 3159 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3160 } 3161 3162 // uncompress the binary to its eventual destination on /data 3163 final File scanFile = decompressPackage(pkg); 3164 if (scanFile == null) { 3165 continue; 3166 } 3167 3168 // install the package to replace the stub on /system 3169 try { 3170 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3171 removePackageLI(pkg, true /*chatty*/); 3172 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3173 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3174 UserHandle.USER_SYSTEM, "android"); 3175 stubSystemApps.remove(i); 3176 continue; 3177 } catch (PackageManagerException e) { 3178 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3179 } 3180 3181 // any failed attempt to install the package will be cleaned up later 3182 } 3183 3184 // disable any stub still left; these failed to install the full application 3185 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3186 final String pkgName = stubSystemApps.get(i); 3187 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3188 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3189 UserHandle.USER_SYSTEM, "android"); 3190 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3191 } 3192 } 3193 3194 /** 3195 * Decompresses the given package on the system image onto 3196 * the /data partition. 3197 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3198 */ 3199 private File decompressPackage(PackageParser.Package pkg) { 3200 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3201 if (compressedFiles == null || compressedFiles.length == 0) { 3202 if (DEBUG_COMPRESSION) { 3203 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3204 } 3205 return null; 3206 } 3207 final File dstCodePath = 3208 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3209 int ret = PackageManager.INSTALL_SUCCEEDED; 3210 try { 3211 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3212 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3213 for (File srcFile : compressedFiles) { 3214 final String srcFileName = srcFile.getName(); 3215 final String dstFileName = srcFileName.substring( 3216 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3217 final File dstFile = new File(dstCodePath, dstFileName); 3218 ret = decompressFile(srcFile, dstFile); 3219 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3220 logCriticalInfo(Log.ERROR, "Failed to decompress" 3221 + "; pkg: " + pkg.packageName 3222 + ", file: " + dstFileName); 3223 break; 3224 } 3225 } 3226 } catch (ErrnoException e) { 3227 logCriticalInfo(Log.ERROR, "Failed to decompress" 3228 + "; pkg: " + pkg.packageName 3229 + ", err: " + e.errno); 3230 } 3231 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3232 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3233 NativeLibraryHelper.Handle handle = null; 3234 try { 3235 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3236 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3237 null /*abiOverride*/); 3238 } catch (IOException e) { 3239 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3240 + "; pkg: " + pkg.packageName); 3241 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3242 } finally { 3243 IoUtils.closeQuietly(handle); 3244 } 3245 } 3246 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3247 if (dstCodePath == null || !dstCodePath.exists()) { 3248 return null; 3249 } 3250 removeCodePathLI(dstCodePath); 3251 return null; 3252 } 3253 3254 return dstCodePath; 3255 } 3256 3257 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3258 // we're only interested in updating the installer appliction when 1) it's not 3259 // already set or 2) the modified package is the installer 3260 if (mInstantAppInstallerActivity != null 3261 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3262 .equals(modifiedPackage)) { 3263 return; 3264 } 3265 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3266 } 3267 3268 private static File preparePackageParserCache(boolean isUpgrade) { 3269 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3270 return null; 3271 } 3272 3273 // Disable package parsing on eng builds to allow for faster incremental development. 3274 if (Build.IS_ENG) { 3275 return null; 3276 } 3277 3278 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3279 Slog.i(TAG, "Disabling package parser cache due to system property."); 3280 return null; 3281 } 3282 3283 // The base directory for the package parser cache lives under /data/system/. 3284 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3285 "package_cache"); 3286 if (cacheBaseDir == null) { 3287 return null; 3288 } 3289 3290 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3291 // This also serves to "GC" unused entries when the package cache version changes (which 3292 // can only happen during upgrades). 3293 if (isUpgrade) { 3294 FileUtils.deleteContents(cacheBaseDir); 3295 } 3296 3297 3298 // Return the versioned package cache directory. This is something like 3299 // "/data/system/package_cache/1" 3300 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3301 3302 // The following is a workaround to aid development on non-numbered userdebug 3303 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3304 // the system partition is newer. 3305 // 3306 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3307 // that starts with "eng." to signify that this is an engineering build and not 3308 // destined for release. 3309 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3310 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3311 3312 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3313 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3314 // in general and should not be used for production changes. In this specific case, 3315 // we know that they will work. 3316 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3317 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3318 FileUtils.deleteContents(cacheBaseDir); 3319 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3320 } 3321 } 3322 3323 return cacheDir; 3324 } 3325 3326 @Override 3327 public boolean isFirstBoot() { 3328 // allow instant applications 3329 return mFirstBoot; 3330 } 3331 3332 @Override 3333 public boolean isOnlyCoreApps() { 3334 // allow instant applications 3335 return mOnlyCore; 3336 } 3337 3338 @Override 3339 public boolean isUpgrade() { 3340 // allow instant applications 3341 // The system property allows testing ota flow when upgraded to the same image. 3342 return mIsUpgrade || SystemProperties.getBoolean( 3343 "persist.pm.mock-upgrade", false /* default */); 3344 } 3345 3346 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3347 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3348 3349 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3350 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3351 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3352 if (matches.size() == 1) { 3353 return matches.get(0).getComponentInfo().packageName; 3354 } else if (matches.size() == 0) { 3355 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3356 return null; 3357 } 3358 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3359 } 3360 3361 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3362 synchronized (mPackages) { 3363 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3364 if (libraryEntry == null) { 3365 throw new IllegalStateException("Missing required shared library:" + name); 3366 } 3367 return libraryEntry.apk; 3368 } 3369 } 3370 3371 private @NonNull String getRequiredInstallerLPr() { 3372 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3373 intent.addCategory(Intent.CATEGORY_DEFAULT); 3374 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3375 3376 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3377 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3378 UserHandle.USER_SYSTEM); 3379 if (matches.size() == 1) { 3380 ResolveInfo resolveInfo = matches.get(0); 3381 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3382 throw new RuntimeException("The installer must be a privileged app"); 3383 } 3384 return matches.get(0).getComponentInfo().packageName; 3385 } else { 3386 throw new RuntimeException("There must be exactly one installer; found " + matches); 3387 } 3388 } 3389 3390 private @NonNull String getRequiredUninstallerLPr() { 3391 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3392 intent.addCategory(Intent.CATEGORY_DEFAULT); 3393 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3394 3395 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3396 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3397 UserHandle.USER_SYSTEM); 3398 if (resolveInfo == null || 3399 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3400 throw new RuntimeException("There must be exactly one uninstaller; found " 3401 + resolveInfo); 3402 } 3403 return resolveInfo.getComponentInfo().packageName; 3404 } 3405 3406 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3407 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3408 3409 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3410 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3411 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3412 ResolveInfo best = null; 3413 final int N = matches.size(); 3414 for (int i = 0; i < N; i++) { 3415 final ResolveInfo cur = matches.get(i); 3416 final String packageName = cur.getComponentInfo().packageName; 3417 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3418 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3419 continue; 3420 } 3421 3422 if (best == null || cur.priority > best.priority) { 3423 best = cur; 3424 } 3425 } 3426 3427 if (best != null) { 3428 return best.getComponentInfo().getComponentName(); 3429 } 3430 Slog.w(TAG, "Intent filter verifier not found"); 3431 return null; 3432 } 3433 3434 @Override 3435 public @Nullable ComponentName getInstantAppResolverComponent() { 3436 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3437 return null; 3438 } 3439 synchronized (mPackages) { 3440 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3441 if (instantAppResolver == null) { 3442 return null; 3443 } 3444 return instantAppResolver.first; 3445 } 3446 } 3447 3448 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3449 final String[] packageArray = 3450 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3451 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3452 if (DEBUG_EPHEMERAL) { 3453 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3454 } 3455 return null; 3456 } 3457 3458 final int callingUid = Binder.getCallingUid(); 3459 final int resolveFlags = 3460 MATCH_DIRECT_BOOT_AWARE 3461 | MATCH_DIRECT_BOOT_UNAWARE 3462 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3463 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3464 final Intent resolverIntent = new Intent(actionName); 3465 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3466 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3467 // temporarily look for the old action 3468 if (resolvers.size() == 0) { 3469 if (DEBUG_EPHEMERAL) { 3470 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3471 } 3472 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3473 resolverIntent.setAction(actionName); 3474 resolvers = queryIntentServicesInternal(resolverIntent, null, 3475 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3476 } 3477 final int N = resolvers.size(); 3478 if (N == 0) { 3479 if (DEBUG_EPHEMERAL) { 3480 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3481 } 3482 return null; 3483 } 3484 3485 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3486 for (int i = 0; i < N; i++) { 3487 final ResolveInfo info = resolvers.get(i); 3488 3489 if (info.serviceInfo == null) { 3490 continue; 3491 } 3492 3493 final String packageName = info.serviceInfo.packageName; 3494 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3495 if (DEBUG_EPHEMERAL) { 3496 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3497 + " pkg: " + packageName + ", info:" + info); 3498 } 3499 continue; 3500 } 3501 3502 if (DEBUG_EPHEMERAL) { 3503 Slog.v(TAG, "Ephemeral resolver found;" 3504 + " pkg: " + packageName + ", info:" + info); 3505 } 3506 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3507 } 3508 if (DEBUG_EPHEMERAL) { 3509 Slog.v(TAG, "Ephemeral resolver NOT found"); 3510 } 3511 return null; 3512 } 3513 3514 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3515 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3516 intent.addCategory(Intent.CATEGORY_DEFAULT); 3517 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3518 3519 final int resolveFlags = 3520 MATCH_DIRECT_BOOT_AWARE 3521 | MATCH_DIRECT_BOOT_UNAWARE 3522 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3523 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3524 resolveFlags, UserHandle.USER_SYSTEM); 3525 // temporarily look for the old action 3526 if (matches.isEmpty()) { 3527 if (DEBUG_EPHEMERAL) { 3528 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3529 } 3530 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3531 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3532 resolveFlags, UserHandle.USER_SYSTEM); 3533 } 3534 Iterator<ResolveInfo> iter = matches.iterator(); 3535 while (iter.hasNext()) { 3536 final ResolveInfo rInfo = iter.next(); 3537 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3538 if (ps != null) { 3539 final PermissionsState permissionsState = ps.getPermissionsState(); 3540 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3541 continue; 3542 } 3543 } 3544 iter.remove(); 3545 } 3546 if (matches.size() == 0) { 3547 return null; 3548 } else if (matches.size() == 1) { 3549 return (ActivityInfo) matches.get(0).getComponentInfo(); 3550 } else { 3551 throw new RuntimeException( 3552 "There must be at most one ephemeral installer; found " + matches); 3553 } 3554 } 3555 3556 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3557 @NonNull ComponentName resolver) { 3558 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3559 .addCategory(Intent.CATEGORY_DEFAULT) 3560 .setPackage(resolver.getPackageName()); 3561 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3562 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3563 UserHandle.USER_SYSTEM); 3564 // temporarily look for the old action 3565 if (matches.isEmpty()) { 3566 if (DEBUG_EPHEMERAL) { 3567 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3568 } 3569 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3570 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3571 UserHandle.USER_SYSTEM); 3572 } 3573 if (matches.isEmpty()) { 3574 return null; 3575 } 3576 return matches.get(0).getComponentInfo().getComponentName(); 3577 } 3578 3579 private void primeDomainVerificationsLPw(int userId) { 3580 if (DEBUG_DOMAIN_VERIFICATION) { 3581 Slog.d(TAG, "Priming domain verifications in user " + userId); 3582 } 3583 3584 SystemConfig systemConfig = SystemConfig.getInstance(); 3585 ArraySet<String> packages = systemConfig.getLinkedApps(); 3586 3587 for (String packageName : packages) { 3588 PackageParser.Package pkg = mPackages.get(packageName); 3589 if (pkg != null) { 3590 if (!pkg.isSystem()) { 3591 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3592 continue; 3593 } 3594 3595 ArraySet<String> domains = null; 3596 for (PackageParser.Activity a : pkg.activities) { 3597 for (ActivityIntentInfo filter : a.intents) { 3598 if (hasValidDomains(filter)) { 3599 if (domains == null) { 3600 domains = new ArraySet<String>(); 3601 } 3602 domains.addAll(filter.getHostsList()); 3603 } 3604 } 3605 } 3606 3607 if (domains != null && domains.size() > 0) { 3608 if (DEBUG_DOMAIN_VERIFICATION) { 3609 Slog.v(TAG, " + " + packageName); 3610 } 3611 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3612 // state w.r.t. the formal app-linkage "no verification attempted" state; 3613 // and then 'always' in the per-user state actually used for intent resolution. 3614 final IntentFilterVerificationInfo ivi; 3615 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3616 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3617 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3618 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3619 } else { 3620 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3621 + "' does not handle web links"); 3622 } 3623 } else { 3624 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3625 } 3626 } 3627 3628 scheduleWritePackageRestrictionsLocked(userId); 3629 scheduleWriteSettingsLocked(); 3630 } 3631 3632 private void applyFactoryDefaultBrowserLPw(int userId) { 3633 // The default browser app's package name is stored in a string resource, 3634 // with a product-specific overlay used for vendor customization. 3635 String browserPkg = mContext.getResources().getString( 3636 com.android.internal.R.string.default_browser); 3637 if (!TextUtils.isEmpty(browserPkg)) { 3638 // non-empty string => required to be a known package 3639 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3640 if (ps == null) { 3641 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3642 browserPkg = null; 3643 } else { 3644 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3645 } 3646 } 3647 3648 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3649 // default. If there's more than one, just leave everything alone. 3650 if (browserPkg == null) { 3651 calculateDefaultBrowserLPw(userId); 3652 } 3653 } 3654 3655 private void calculateDefaultBrowserLPw(int userId) { 3656 List<String> allBrowsers = resolveAllBrowserApps(userId); 3657 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3658 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3659 } 3660 3661 private List<String> resolveAllBrowserApps(int userId) { 3662 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3663 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3664 PackageManager.MATCH_ALL, userId); 3665 3666 final int count = list.size(); 3667 List<String> result = new ArrayList<String>(count); 3668 for (int i=0; i<count; i++) { 3669 ResolveInfo info = list.get(i); 3670 if (info.activityInfo == null 3671 || !info.handleAllWebDataURI 3672 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3673 || result.contains(info.activityInfo.packageName)) { 3674 continue; 3675 } 3676 result.add(info.activityInfo.packageName); 3677 } 3678 3679 return result; 3680 } 3681 3682 private boolean packageIsBrowser(String packageName, int userId) { 3683 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3684 PackageManager.MATCH_ALL, userId); 3685 final int N = list.size(); 3686 for (int i = 0; i < N; i++) { 3687 ResolveInfo info = list.get(i); 3688 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3689 return true; 3690 } 3691 } 3692 return false; 3693 } 3694 3695 private void checkDefaultBrowser() { 3696 final int myUserId = UserHandle.myUserId(); 3697 final String packageName = getDefaultBrowserPackageName(myUserId); 3698 if (packageName != null) { 3699 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3700 if (info == null) { 3701 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3702 synchronized (mPackages) { 3703 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3704 } 3705 } 3706 } 3707 } 3708 3709 @Override 3710 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3711 throws RemoteException { 3712 try { 3713 return super.onTransact(code, data, reply, flags); 3714 } catch (RuntimeException e) { 3715 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3716 Slog.wtf(TAG, "Package Manager Crash", e); 3717 } 3718 throw e; 3719 } 3720 } 3721 3722 static int[] appendInts(int[] cur, int[] add) { 3723 if (add == null) return cur; 3724 if (cur == null) return add; 3725 final int N = add.length; 3726 for (int i=0; i<N; i++) { 3727 cur = appendInt(cur, add[i]); 3728 } 3729 return cur; 3730 } 3731 3732 /** 3733 * Returns whether or not a full application can see an instant application. 3734 * <p> 3735 * Currently, there are three cases in which this can occur: 3736 * <ol> 3737 * <li>The calling application is a "special" process. Special processes 3738 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3739 * <li>The calling application has the permission 3740 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3741 * <li>The calling application is the default launcher on the 3742 * system partition.</li> 3743 * </ol> 3744 */ 3745 private boolean canViewInstantApps(int callingUid, int userId) { 3746 if (callingUid < Process.FIRST_APPLICATION_UID) { 3747 return true; 3748 } 3749 if (mContext.checkCallingOrSelfPermission( 3750 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3751 return true; 3752 } 3753 if (mContext.checkCallingOrSelfPermission( 3754 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3755 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3756 if (homeComponent != null 3757 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3758 return true; 3759 } 3760 } 3761 return false; 3762 } 3763 3764 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3765 if (!sUserManager.exists(userId)) return null; 3766 if (ps == null) { 3767 return null; 3768 } 3769 PackageParser.Package p = ps.pkg; 3770 if (p == null) { 3771 return null; 3772 } 3773 final int callingUid = Binder.getCallingUid(); 3774 // Filter out ephemeral app metadata: 3775 // * The system/shell/root can see metadata for any app 3776 // * An installed app can see metadata for 1) other installed apps 3777 // and 2) ephemeral apps that have explicitly interacted with it 3778 // * Ephemeral apps can only see their own data and exposed installed apps 3779 // * Holding a signature permission allows seeing instant apps 3780 if (filterAppAccessLPr(ps, callingUid, userId)) { 3781 return null; 3782 } 3783 3784 final PermissionsState permissionsState = ps.getPermissionsState(); 3785 3786 // Compute GIDs only if requested 3787 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3788 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3789 // Compute granted permissions only if package has requested permissions 3790 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3791 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3792 final PackageUserState state = ps.readUserState(userId); 3793 3794 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3795 && ps.isSystem()) { 3796 flags |= MATCH_ANY_USER; 3797 } 3798 3799 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3800 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3801 3802 if (packageInfo == null) { 3803 return null; 3804 } 3805 3806 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3807 resolveExternalPackageNameLPr(p); 3808 3809 return packageInfo; 3810 } 3811 3812 @Override 3813 public void checkPackageStartable(String packageName, int userId) { 3814 final int callingUid = Binder.getCallingUid(); 3815 if (getInstantAppPackageName(callingUid) != null) { 3816 throw new SecurityException("Instant applications don't have access to this method"); 3817 } 3818 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3819 synchronized (mPackages) { 3820 final PackageSetting ps = mSettings.mPackages.get(packageName); 3821 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3822 throw new SecurityException("Package " + packageName + " was not found!"); 3823 } 3824 3825 if (!ps.getInstalled(userId)) { 3826 throw new SecurityException( 3827 "Package " + packageName + " was not installed for user " + userId + "!"); 3828 } 3829 3830 if (mSafeMode && !ps.isSystem()) { 3831 throw new SecurityException("Package " + packageName + " not a system app!"); 3832 } 3833 3834 if (mFrozenPackages.contains(packageName)) { 3835 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3836 } 3837 3838 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3839 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3840 } 3841 } 3842 } 3843 3844 @Override 3845 public boolean isPackageAvailable(String packageName, int userId) { 3846 if (!sUserManager.exists(userId)) return false; 3847 final int callingUid = Binder.getCallingUid(); 3848 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3849 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3850 synchronized (mPackages) { 3851 PackageParser.Package p = mPackages.get(packageName); 3852 if (p != null) { 3853 final PackageSetting ps = (PackageSetting) p.mExtras; 3854 if (filterAppAccessLPr(ps, callingUid, userId)) { 3855 return false; 3856 } 3857 if (ps != null) { 3858 final PackageUserState state = ps.readUserState(userId); 3859 if (state != null) { 3860 return PackageParser.isAvailable(state); 3861 } 3862 } 3863 } 3864 } 3865 return false; 3866 } 3867 3868 @Override 3869 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3870 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3871 flags, Binder.getCallingUid(), userId); 3872 } 3873 3874 @Override 3875 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3876 int flags, int userId) { 3877 return getPackageInfoInternal(versionedPackage.getPackageName(), 3878 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 3879 } 3880 3881 /** 3882 * Important: The provided filterCallingUid is used exclusively to filter out packages 3883 * that can be seen based on user state. It's typically the original caller uid prior 3884 * to clearing. Because it can only be provided by trusted code, it's value can be 3885 * trusted and will be used as-is; unlike userId which will be validated by this method. 3886 */ 3887 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 3888 int flags, int filterCallingUid, int userId) { 3889 if (!sUserManager.exists(userId)) return null; 3890 flags = updateFlagsForPackage(flags, userId, packageName); 3891 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3892 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3893 3894 // reader 3895 synchronized (mPackages) { 3896 // Normalize package name to handle renamed packages and static libs 3897 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3898 3899 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3900 if (matchFactoryOnly) { 3901 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3902 if (ps != null) { 3903 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3904 return null; 3905 } 3906 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3907 return null; 3908 } 3909 return generatePackageInfo(ps, flags, userId); 3910 } 3911 } 3912 3913 PackageParser.Package p = mPackages.get(packageName); 3914 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3915 return null; 3916 } 3917 if (DEBUG_PACKAGE_INFO) 3918 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3919 if (p != null) { 3920 final PackageSetting ps = (PackageSetting) p.mExtras; 3921 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3922 return null; 3923 } 3924 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 3925 return null; 3926 } 3927 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3928 } 3929 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3930 final PackageSetting ps = mSettings.mPackages.get(packageName); 3931 if (ps == null) return null; 3932 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3933 return null; 3934 } 3935 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3936 return null; 3937 } 3938 return generatePackageInfo(ps, flags, userId); 3939 } 3940 } 3941 return null; 3942 } 3943 3944 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 3945 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 3946 return true; 3947 } 3948 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 3949 return true; 3950 } 3951 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 3952 return true; 3953 } 3954 return false; 3955 } 3956 3957 private boolean isComponentVisibleToInstantApp( 3958 @Nullable ComponentName component, @ComponentType int type) { 3959 if (type == TYPE_ACTIVITY) { 3960 final PackageParser.Activity activity = mActivities.mActivities.get(component); 3961 return activity != null 3962 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3963 : false; 3964 } else if (type == TYPE_RECEIVER) { 3965 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 3966 return activity != null 3967 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3968 : false; 3969 } else if (type == TYPE_SERVICE) { 3970 final PackageParser.Service service = mServices.mServices.get(component); 3971 return service != null 3972 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3973 : false; 3974 } else if (type == TYPE_PROVIDER) { 3975 final PackageParser.Provider provider = mProviders.mProviders.get(component); 3976 return provider != null 3977 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3978 : false; 3979 } else if (type == TYPE_UNKNOWN) { 3980 return isComponentVisibleToInstantApp(component); 3981 } 3982 return false; 3983 } 3984 3985 /** 3986 * Returns whether or not access to the application should be filtered. 3987 * <p> 3988 * Access may be limited based upon whether the calling or target applications 3989 * are instant applications. 3990 * 3991 * @see #canAccessInstantApps(int) 3992 */ 3993 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 3994 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 3995 // if we're in an isolated process, get the real calling UID 3996 if (Process.isIsolated(callingUid)) { 3997 callingUid = mIsolatedOwners.get(callingUid); 3998 } 3999 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4000 final boolean callerIsInstantApp = instantAppPkgName != null; 4001 if (ps == null) { 4002 if (callerIsInstantApp) { 4003 // pretend the application exists, but, needs to be filtered 4004 return true; 4005 } 4006 return false; 4007 } 4008 // if the target and caller are the same application, don't filter 4009 if (isCallerSameApp(ps.name, callingUid)) { 4010 return false; 4011 } 4012 if (callerIsInstantApp) { 4013 // request for a specific component; if it hasn't been explicitly exposed, filter 4014 if (component != null) { 4015 return !isComponentVisibleToInstantApp(component, componentType); 4016 } 4017 // request for application; if no components have been explicitly exposed, filter 4018 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4019 } 4020 if (ps.getInstantApp(userId)) { 4021 // caller can see all components of all instant applications, don't filter 4022 if (canViewInstantApps(callingUid, userId)) { 4023 return false; 4024 } 4025 // request for a specific instant application component, filter 4026 if (component != null) { 4027 return true; 4028 } 4029 // request for an instant application; if the caller hasn't been granted access, filter 4030 return !mInstantAppRegistry.isInstantAccessGranted( 4031 userId, UserHandle.getAppId(callingUid), ps.appId); 4032 } 4033 return false; 4034 } 4035 4036 /** 4037 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4038 */ 4039 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4040 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4041 } 4042 4043 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4044 int flags) { 4045 // Callers can access only the libs they depend on, otherwise they need to explicitly 4046 // ask for the shared libraries given the caller is allowed to access all static libs. 4047 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4048 // System/shell/root get to see all static libs 4049 final int appId = UserHandle.getAppId(uid); 4050 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4051 || appId == Process.ROOT_UID) { 4052 return false; 4053 } 4054 } 4055 4056 // No package means no static lib as it is always on internal storage 4057 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4058 return false; 4059 } 4060 4061 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4062 ps.pkg.staticSharedLibVersion); 4063 if (libEntry == null) { 4064 return false; 4065 } 4066 4067 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4068 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4069 if (uidPackageNames == null) { 4070 return true; 4071 } 4072 4073 for (String uidPackageName : uidPackageNames) { 4074 if (ps.name.equals(uidPackageName)) { 4075 return false; 4076 } 4077 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4078 if (uidPs != null) { 4079 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4080 libEntry.info.getName()); 4081 if (index < 0) { 4082 continue; 4083 } 4084 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4085 return false; 4086 } 4087 } 4088 } 4089 return true; 4090 } 4091 4092 @Override 4093 public String[] currentToCanonicalPackageNames(String[] names) { 4094 final int callingUid = Binder.getCallingUid(); 4095 if (getInstantAppPackageName(callingUid) != null) { 4096 return names; 4097 } 4098 final String[] out = new String[names.length]; 4099 // reader 4100 synchronized (mPackages) { 4101 final int callingUserId = UserHandle.getUserId(callingUid); 4102 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4103 for (int i=names.length-1; i>=0; i--) { 4104 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4105 boolean translateName = false; 4106 if (ps != null && ps.realName != null) { 4107 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4108 translateName = !targetIsInstantApp 4109 || canViewInstantApps 4110 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4111 UserHandle.getAppId(callingUid), ps.appId); 4112 } 4113 out[i] = translateName ? ps.realName : names[i]; 4114 } 4115 } 4116 return out; 4117 } 4118 4119 @Override 4120 public String[] canonicalToCurrentPackageNames(String[] names) { 4121 final int callingUid = Binder.getCallingUid(); 4122 if (getInstantAppPackageName(callingUid) != null) { 4123 return names; 4124 } 4125 final String[] out = new String[names.length]; 4126 // reader 4127 synchronized (mPackages) { 4128 final int callingUserId = UserHandle.getUserId(callingUid); 4129 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4130 for (int i=names.length-1; i>=0; i--) { 4131 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4132 boolean translateName = false; 4133 if (cur != null) { 4134 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4135 final boolean targetIsInstantApp = 4136 ps != null && ps.getInstantApp(callingUserId); 4137 translateName = !targetIsInstantApp 4138 || canViewInstantApps 4139 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4140 UserHandle.getAppId(callingUid), ps.appId); 4141 } 4142 out[i] = translateName ? cur : names[i]; 4143 } 4144 } 4145 return out; 4146 } 4147 4148 @Override 4149 public int getPackageUid(String packageName, int flags, int userId) { 4150 if (!sUserManager.exists(userId)) return -1; 4151 final int callingUid = Binder.getCallingUid(); 4152 flags = updateFlagsForPackage(flags, userId, packageName); 4153 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4154 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4155 4156 // reader 4157 synchronized (mPackages) { 4158 final PackageParser.Package p = mPackages.get(packageName); 4159 if (p != null && p.isMatch(flags)) { 4160 PackageSetting ps = (PackageSetting) p.mExtras; 4161 if (filterAppAccessLPr(ps, callingUid, userId)) { 4162 return -1; 4163 } 4164 return UserHandle.getUid(userId, p.applicationInfo.uid); 4165 } 4166 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4167 final PackageSetting ps = mSettings.mPackages.get(packageName); 4168 if (ps != null && ps.isMatch(flags) 4169 && !filterAppAccessLPr(ps, callingUid, userId)) { 4170 return UserHandle.getUid(userId, ps.appId); 4171 } 4172 } 4173 } 4174 4175 return -1; 4176 } 4177 4178 @Override 4179 public int[] getPackageGids(String packageName, int flags, int userId) { 4180 if (!sUserManager.exists(userId)) return null; 4181 final int callingUid = Binder.getCallingUid(); 4182 flags = updateFlagsForPackage(flags, userId, packageName); 4183 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4184 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4185 4186 // reader 4187 synchronized (mPackages) { 4188 final PackageParser.Package p = mPackages.get(packageName); 4189 if (p != null && p.isMatch(flags)) { 4190 PackageSetting ps = (PackageSetting) p.mExtras; 4191 if (filterAppAccessLPr(ps, callingUid, userId)) { 4192 return null; 4193 } 4194 // TODO: Shouldn't this be checking for package installed state for userId and 4195 // return null? 4196 return ps.getPermissionsState().computeGids(userId); 4197 } 4198 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4199 final PackageSetting ps = mSettings.mPackages.get(packageName); 4200 if (ps != null && ps.isMatch(flags) 4201 && !filterAppAccessLPr(ps, callingUid, userId)) { 4202 return ps.getPermissionsState().computeGids(userId); 4203 } 4204 } 4205 } 4206 4207 return null; 4208 } 4209 4210 @Override 4211 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4212 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4213 } 4214 4215 @Override 4216 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4217 int flags) { 4218 final List<PermissionInfo> permissionList = 4219 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4220 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4221 } 4222 4223 @Override 4224 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4225 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4226 } 4227 4228 @Override 4229 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4230 final List<PermissionGroupInfo> permissionList = 4231 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4232 return (permissionList == null) 4233 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4234 } 4235 4236 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4237 int filterCallingUid, int userId) { 4238 if (!sUserManager.exists(userId)) return null; 4239 PackageSetting ps = mSettings.mPackages.get(packageName); 4240 if (ps != null) { 4241 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4242 return null; 4243 } 4244 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4245 return null; 4246 } 4247 if (ps.pkg == null) { 4248 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4249 if (pInfo != null) { 4250 return pInfo.applicationInfo; 4251 } 4252 return null; 4253 } 4254 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4255 ps.readUserState(userId), userId); 4256 if (ai != null) { 4257 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4258 } 4259 return ai; 4260 } 4261 return null; 4262 } 4263 4264 @Override 4265 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4266 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4267 } 4268 4269 /** 4270 * Important: The provided filterCallingUid is used exclusively to filter out applications 4271 * that can be seen based on user state. It's typically the original caller uid prior 4272 * to clearing. Because it can only be provided by trusted code, it's value can be 4273 * trusted and will be used as-is; unlike userId which will be validated by this method. 4274 */ 4275 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4276 int filterCallingUid, int userId) { 4277 if (!sUserManager.exists(userId)) return null; 4278 flags = updateFlagsForApplication(flags, userId, packageName); 4279 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4280 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4281 4282 // writer 4283 synchronized (mPackages) { 4284 // Normalize package name to handle renamed packages and static libs 4285 packageName = resolveInternalPackageNameLPr(packageName, 4286 PackageManager.VERSION_CODE_HIGHEST); 4287 4288 PackageParser.Package p = mPackages.get(packageName); 4289 if (DEBUG_PACKAGE_INFO) Log.v( 4290 TAG, "getApplicationInfo " + packageName 4291 + ": " + p); 4292 if (p != null) { 4293 PackageSetting ps = mSettings.mPackages.get(packageName); 4294 if (ps == null) return null; 4295 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4296 return null; 4297 } 4298 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4299 return null; 4300 } 4301 // Note: isEnabledLP() does not apply here - always return info 4302 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4303 p, flags, ps.readUserState(userId), userId); 4304 if (ai != null) { 4305 ai.packageName = resolveExternalPackageNameLPr(p); 4306 } 4307 return ai; 4308 } 4309 if ("android".equals(packageName)||"system".equals(packageName)) { 4310 return mAndroidApplication; 4311 } 4312 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4313 // Already generates the external package name 4314 return generateApplicationInfoFromSettingsLPw(packageName, 4315 flags, filterCallingUid, userId); 4316 } 4317 } 4318 return null; 4319 } 4320 4321 private String normalizePackageNameLPr(String packageName) { 4322 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4323 return normalizedPackageName != null ? normalizedPackageName : packageName; 4324 } 4325 4326 @Override 4327 public void deletePreloadsFileCache() { 4328 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4329 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4330 } 4331 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4332 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4333 FileUtils.deleteContents(dir); 4334 } 4335 4336 @Override 4337 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4338 final int storageFlags, final IPackageDataObserver observer) { 4339 mContext.enforceCallingOrSelfPermission( 4340 android.Manifest.permission.CLEAR_APP_CACHE, null); 4341 mHandler.post(() -> { 4342 boolean success = false; 4343 try { 4344 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4345 success = true; 4346 } catch (IOException e) { 4347 Slog.w(TAG, e); 4348 } 4349 if (observer != null) { 4350 try { 4351 observer.onRemoveCompleted(null, success); 4352 } catch (RemoteException e) { 4353 Slog.w(TAG, e); 4354 } 4355 } 4356 }); 4357 } 4358 4359 @Override 4360 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4361 final int storageFlags, final IntentSender pi) { 4362 mContext.enforceCallingOrSelfPermission( 4363 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4364 mHandler.post(() -> { 4365 boolean success = false; 4366 try { 4367 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4368 success = true; 4369 } catch (IOException e) { 4370 Slog.w(TAG, e); 4371 } 4372 if (pi != null) { 4373 try { 4374 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4375 } catch (SendIntentException e) { 4376 Slog.w(TAG, e); 4377 } 4378 } 4379 }); 4380 } 4381 4382 /** 4383 * Blocking call to clear various types of cached data across the system 4384 * until the requested bytes are available. 4385 */ 4386 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4387 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4388 final File file = storage.findPathForUuid(volumeUuid); 4389 if (file.getUsableSpace() >= bytes) return; 4390 4391 if (ENABLE_FREE_CACHE_V2) { 4392 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4393 volumeUuid); 4394 final boolean aggressive = (storageFlags 4395 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4396 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4397 4398 // 1. Pre-flight to determine if we have any chance to succeed 4399 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4400 if (internalVolume && (aggressive || SystemProperties 4401 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4402 deletePreloadsFileCache(); 4403 if (file.getUsableSpace() >= bytes) return; 4404 } 4405 4406 // 3. Consider parsed APK data (aggressive only) 4407 if (internalVolume && aggressive) { 4408 FileUtils.deleteContents(mCacheDir); 4409 if (file.getUsableSpace() >= bytes) return; 4410 } 4411 4412 // 4. Consider cached app data (above quotas) 4413 try { 4414 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4415 Installer.FLAG_FREE_CACHE_V2); 4416 } catch (InstallerException ignored) { 4417 } 4418 if (file.getUsableSpace() >= bytes) return; 4419 4420 // 5. Consider shared libraries with refcount=0 and age>min cache period 4421 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4422 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4423 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4424 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4425 return; 4426 } 4427 4428 // 6. Consider dexopt output (aggressive only) 4429 // TODO: Implement 4430 4431 // 7. Consider installed instant apps unused longer than min cache period 4432 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4433 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4434 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4435 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4436 return; 4437 } 4438 4439 // 8. Consider cached app data (below quotas) 4440 try { 4441 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4442 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4443 } catch (InstallerException ignored) { 4444 } 4445 if (file.getUsableSpace() >= bytes) return; 4446 4447 // 9. Consider DropBox entries 4448 // TODO: Implement 4449 4450 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4451 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4452 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4453 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4454 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4455 return; 4456 } 4457 } else { 4458 try { 4459 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4460 } catch (InstallerException ignored) { 4461 } 4462 if (file.getUsableSpace() >= bytes) return; 4463 } 4464 4465 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4466 } 4467 4468 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4469 throws IOException { 4470 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4471 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4472 4473 List<VersionedPackage> packagesToDelete = null; 4474 final long now = System.currentTimeMillis(); 4475 4476 synchronized (mPackages) { 4477 final int[] allUsers = sUserManager.getUserIds(); 4478 final int libCount = mSharedLibraries.size(); 4479 for (int i = 0; i < libCount; i++) { 4480 final LongSparseArray<SharedLibraryEntry> versionedLib 4481 = mSharedLibraries.valueAt(i); 4482 if (versionedLib == null) { 4483 continue; 4484 } 4485 final int versionCount = versionedLib.size(); 4486 for (int j = 0; j < versionCount; j++) { 4487 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4488 // Skip packages that are not static shared libs. 4489 if (!libInfo.isStatic()) { 4490 break; 4491 } 4492 // Important: We skip static shared libs used for some user since 4493 // in such a case we need to keep the APK on the device. The check for 4494 // a lib being used for any user is performed by the uninstall call. 4495 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4496 // Resolve the package name - we use synthetic package names internally 4497 final String internalPackageName = resolveInternalPackageNameLPr( 4498 declaringPackage.getPackageName(), 4499 declaringPackage.getLongVersionCode()); 4500 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4501 // Skip unused static shared libs cached less than the min period 4502 // to prevent pruning a lib needed by a subsequently installed package. 4503 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4504 continue; 4505 } 4506 if (packagesToDelete == null) { 4507 packagesToDelete = new ArrayList<>(); 4508 } 4509 packagesToDelete.add(new VersionedPackage(internalPackageName, 4510 declaringPackage.getLongVersionCode())); 4511 } 4512 } 4513 } 4514 4515 if (packagesToDelete != null) { 4516 final int packageCount = packagesToDelete.size(); 4517 for (int i = 0; i < packageCount; i++) { 4518 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4519 // Delete the package synchronously (will fail of the lib used for any user). 4520 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4521 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4522 == PackageManager.DELETE_SUCCEEDED) { 4523 if (volume.getUsableSpace() >= neededSpace) { 4524 return true; 4525 } 4526 } 4527 } 4528 } 4529 4530 return false; 4531 } 4532 4533 /** 4534 * Update given flags based on encryption status of current user. 4535 */ 4536 private int updateFlags(int flags, int userId) { 4537 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4538 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4539 // Caller expressed an explicit opinion about what encryption 4540 // aware/unaware components they want to see, so fall through and 4541 // give them what they want 4542 } else { 4543 // Caller expressed no opinion, so match based on user state 4544 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4545 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4546 } else { 4547 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4548 } 4549 } 4550 return flags; 4551 } 4552 4553 private UserManagerInternal getUserManagerInternal() { 4554 if (mUserManagerInternal == null) { 4555 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4556 } 4557 return mUserManagerInternal; 4558 } 4559 4560 private DeviceIdleController.LocalService getDeviceIdleController() { 4561 if (mDeviceIdleController == null) { 4562 mDeviceIdleController = 4563 LocalServices.getService(DeviceIdleController.LocalService.class); 4564 } 4565 return mDeviceIdleController; 4566 } 4567 4568 /** 4569 * Update given flags when being used to request {@link PackageInfo}. 4570 */ 4571 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4572 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4573 boolean triaged = true; 4574 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4575 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4576 // Caller is asking for component details, so they'd better be 4577 // asking for specific encryption matching behavior, or be triaged 4578 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4579 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4580 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4581 triaged = false; 4582 } 4583 } 4584 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4585 | PackageManager.MATCH_SYSTEM_ONLY 4586 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4587 triaged = false; 4588 } 4589 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4590 mPermissionManager.enforceCrossUserPermission( 4591 Binder.getCallingUid(), userId, false, false, 4592 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4593 + Debug.getCallers(5)); 4594 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4595 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4596 // If the caller wants all packages and has a restricted profile associated with it, 4597 // then match all users. This is to make sure that launchers that need to access work 4598 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4599 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4600 flags |= PackageManager.MATCH_ANY_USER; 4601 } 4602 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4603 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4604 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4605 } 4606 return updateFlags(flags, userId); 4607 } 4608 4609 /** 4610 * Update given flags when being used to request {@link ApplicationInfo}. 4611 */ 4612 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4613 return updateFlagsForPackage(flags, userId, cookie); 4614 } 4615 4616 /** 4617 * Update given flags when being used to request {@link ComponentInfo}. 4618 */ 4619 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4620 if (cookie instanceof Intent) { 4621 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4622 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4623 } 4624 } 4625 4626 boolean triaged = true; 4627 // Caller is asking for component details, so they'd better be 4628 // asking for specific encryption matching behavior, or be triaged 4629 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4630 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4631 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4632 triaged = false; 4633 } 4634 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4635 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4636 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4637 } 4638 4639 return updateFlags(flags, userId); 4640 } 4641 4642 /** 4643 * Update given intent when being used to request {@link ResolveInfo}. 4644 */ 4645 private Intent updateIntentForResolve(Intent intent) { 4646 if (intent.getSelector() != null) { 4647 intent = intent.getSelector(); 4648 } 4649 if (DEBUG_PREFERRED) { 4650 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4651 } 4652 return intent; 4653 } 4654 4655 /** 4656 * Update given flags when being used to request {@link ResolveInfo}. 4657 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4658 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4659 * flag set. However, this flag is only honoured in three circumstances: 4660 * <ul> 4661 * <li>when called from a system process</li> 4662 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4663 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4664 * action and a {@code android.intent.category.BROWSABLE} category</li> 4665 * </ul> 4666 */ 4667 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4668 return updateFlagsForResolve(flags, userId, intent, callingUid, 4669 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4670 } 4671 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4672 boolean wantInstantApps) { 4673 return updateFlagsForResolve(flags, userId, intent, callingUid, 4674 wantInstantApps, false /*onlyExposedExplicitly*/); 4675 } 4676 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4677 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4678 // Safe mode means we shouldn't match any third-party components 4679 if (mSafeMode) { 4680 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4681 } 4682 if (getInstantAppPackageName(callingUid) != null) { 4683 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4684 if (onlyExposedExplicitly) { 4685 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4686 } 4687 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4688 flags |= PackageManager.MATCH_INSTANT; 4689 } else { 4690 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4691 final boolean allowMatchInstant = 4692 (wantInstantApps 4693 && Intent.ACTION_VIEW.equals(intent.getAction()) 4694 && hasWebURI(intent)) 4695 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4696 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4697 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4698 if (!allowMatchInstant) { 4699 flags &= ~PackageManager.MATCH_INSTANT; 4700 } 4701 } 4702 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4703 } 4704 4705 @Override 4706 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4707 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4708 } 4709 4710 /** 4711 * Important: The provided filterCallingUid is used exclusively to filter out activities 4712 * that can be seen based on user state. It's typically the original caller uid prior 4713 * to clearing. Because it can only be provided by trusted code, it's value can be 4714 * trusted and will be used as-is; unlike userId which will be validated by this method. 4715 */ 4716 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4717 int filterCallingUid, int userId) { 4718 if (!sUserManager.exists(userId)) return null; 4719 flags = updateFlagsForComponent(flags, userId, component); 4720 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4721 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4722 synchronized (mPackages) { 4723 PackageParser.Activity a = mActivities.mActivities.get(component); 4724 4725 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4726 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4727 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4728 if (ps == null) return null; 4729 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4730 return null; 4731 } 4732 return PackageParser.generateActivityInfo( 4733 a, flags, ps.readUserState(userId), userId); 4734 } 4735 if (mResolveComponentName.equals(component)) { 4736 return PackageParser.generateActivityInfo( 4737 mResolveActivity, flags, new PackageUserState(), userId); 4738 } 4739 } 4740 return null; 4741 } 4742 4743 @Override 4744 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4745 String resolvedType) { 4746 synchronized (mPackages) { 4747 if (component.equals(mResolveComponentName)) { 4748 // The resolver supports EVERYTHING! 4749 return true; 4750 } 4751 final int callingUid = Binder.getCallingUid(); 4752 final int callingUserId = UserHandle.getUserId(callingUid); 4753 PackageParser.Activity a = mActivities.mActivities.get(component); 4754 if (a == null) { 4755 return false; 4756 } 4757 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4758 if (ps == null) { 4759 return false; 4760 } 4761 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4762 return false; 4763 } 4764 for (int i=0; i<a.intents.size(); i++) { 4765 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4766 intent.getData(), intent.getCategories(), TAG) >= 0) { 4767 return true; 4768 } 4769 } 4770 return false; 4771 } 4772 } 4773 4774 @Override 4775 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4776 if (!sUserManager.exists(userId)) return null; 4777 final int callingUid = Binder.getCallingUid(); 4778 flags = updateFlagsForComponent(flags, userId, component); 4779 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4780 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4781 synchronized (mPackages) { 4782 PackageParser.Activity a = mReceivers.mActivities.get(component); 4783 if (DEBUG_PACKAGE_INFO) Log.v( 4784 TAG, "getReceiverInfo " + component + ": " + a); 4785 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4786 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4787 if (ps == null) return null; 4788 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4789 return null; 4790 } 4791 return PackageParser.generateActivityInfo( 4792 a, flags, ps.readUserState(userId), userId); 4793 } 4794 } 4795 return null; 4796 } 4797 4798 @Override 4799 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4800 int flags, int userId) { 4801 if (!sUserManager.exists(userId)) return null; 4802 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4803 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4804 return null; 4805 } 4806 4807 flags = updateFlagsForPackage(flags, userId, null); 4808 4809 final boolean canSeeStaticLibraries = 4810 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4811 == PERMISSION_GRANTED 4812 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4813 == PERMISSION_GRANTED 4814 || canRequestPackageInstallsInternal(packageName, 4815 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4816 false /* throwIfPermNotDeclared*/) 4817 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4818 == PERMISSION_GRANTED; 4819 4820 synchronized (mPackages) { 4821 List<SharedLibraryInfo> result = null; 4822 4823 final int libCount = mSharedLibraries.size(); 4824 for (int i = 0; i < libCount; i++) { 4825 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4826 if (versionedLib == null) { 4827 continue; 4828 } 4829 4830 final int versionCount = versionedLib.size(); 4831 for (int j = 0; j < versionCount; j++) { 4832 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4833 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4834 break; 4835 } 4836 final long identity = Binder.clearCallingIdentity(); 4837 try { 4838 PackageInfo packageInfo = getPackageInfoVersioned( 4839 libInfo.getDeclaringPackage(), flags 4840 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4841 if (packageInfo == null) { 4842 continue; 4843 } 4844 } finally { 4845 Binder.restoreCallingIdentity(identity); 4846 } 4847 4848 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4849 libInfo.getLongVersion(), libInfo.getType(), 4850 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4851 flags, userId)); 4852 4853 if (result == null) { 4854 result = new ArrayList<>(); 4855 } 4856 result.add(resLibInfo); 4857 } 4858 } 4859 4860 return result != null ? new ParceledListSlice<>(result) : null; 4861 } 4862 } 4863 4864 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4865 SharedLibraryInfo libInfo, int flags, int userId) { 4866 List<VersionedPackage> versionedPackages = null; 4867 final int packageCount = mSettings.mPackages.size(); 4868 for (int i = 0; i < packageCount; i++) { 4869 PackageSetting ps = mSettings.mPackages.valueAt(i); 4870 4871 if (ps == null) { 4872 continue; 4873 } 4874 4875 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4876 continue; 4877 } 4878 4879 final String libName = libInfo.getName(); 4880 if (libInfo.isStatic()) { 4881 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4882 if (libIdx < 0) { 4883 continue; 4884 } 4885 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 4886 continue; 4887 } 4888 if (versionedPackages == null) { 4889 versionedPackages = new ArrayList<>(); 4890 } 4891 // If the dependent is a static shared lib, use the public package name 4892 String dependentPackageName = ps.name; 4893 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4894 dependentPackageName = ps.pkg.manifestPackageName; 4895 } 4896 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4897 } else if (ps.pkg != null) { 4898 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4899 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4900 if (versionedPackages == null) { 4901 versionedPackages = new ArrayList<>(); 4902 } 4903 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4904 } 4905 } 4906 } 4907 4908 return versionedPackages; 4909 } 4910 4911 @Override 4912 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4913 if (!sUserManager.exists(userId)) return null; 4914 final int callingUid = Binder.getCallingUid(); 4915 flags = updateFlagsForComponent(flags, userId, component); 4916 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4917 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4918 synchronized (mPackages) { 4919 PackageParser.Service s = mServices.mServices.get(component); 4920 if (DEBUG_PACKAGE_INFO) Log.v( 4921 TAG, "getServiceInfo " + component + ": " + s); 4922 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4923 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4924 if (ps == null) return null; 4925 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 4926 return null; 4927 } 4928 return PackageParser.generateServiceInfo( 4929 s, flags, ps.readUserState(userId), userId); 4930 } 4931 } 4932 return null; 4933 } 4934 4935 @Override 4936 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4937 if (!sUserManager.exists(userId)) return null; 4938 final int callingUid = Binder.getCallingUid(); 4939 flags = updateFlagsForComponent(flags, userId, component); 4940 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4941 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4942 synchronized (mPackages) { 4943 PackageParser.Provider p = mProviders.mProviders.get(component); 4944 if (DEBUG_PACKAGE_INFO) Log.v( 4945 TAG, "getProviderInfo " + component + ": " + p); 4946 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4947 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4948 if (ps == null) return null; 4949 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 4950 return null; 4951 } 4952 return PackageParser.generateProviderInfo( 4953 p, flags, ps.readUserState(userId), userId); 4954 } 4955 } 4956 return null; 4957 } 4958 4959 @Override 4960 public String[] getSystemSharedLibraryNames() { 4961 // allow instant applications 4962 synchronized (mPackages) { 4963 Set<String> libs = null; 4964 final int libCount = mSharedLibraries.size(); 4965 for (int i = 0; i < libCount; i++) { 4966 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4967 if (versionedLib == null) { 4968 continue; 4969 } 4970 final int versionCount = versionedLib.size(); 4971 for (int j = 0; j < versionCount; j++) { 4972 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4973 if (!libEntry.info.isStatic()) { 4974 if (libs == null) { 4975 libs = new ArraySet<>(); 4976 } 4977 libs.add(libEntry.info.getName()); 4978 break; 4979 } 4980 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4981 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4982 UserHandle.getUserId(Binder.getCallingUid()), 4983 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 4984 if (libs == null) { 4985 libs = new ArraySet<>(); 4986 } 4987 libs.add(libEntry.info.getName()); 4988 break; 4989 } 4990 } 4991 } 4992 4993 if (libs != null) { 4994 String[] libsArray = new String[libs.size()]; 4995 libs.toArray(libsArray); 4996 return libsArray; 4997 } 4998 4999 return null; 5000 } 5001 } 5002 5003 @Override 5004 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5005 // allow instant applications 5006 synchronized (mPackages) { 5007 return mServicesSystemSharedLibraryPackageName; 5008 } 5009 } 5010 5011 @Override 5012 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5013 // allow instant applications 5014 synchronized (mPackages) { 5015 return mSharedSystemSharedLibraryPackageName; 5016 } 5017 } 5018 5019 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5020 for (int i = userList.length - 1; i >= 0; --i) { 5021 final int userId = userList[i]; 5022 // don't add instant app to the list of updates 5023 if (pkgSetting.getInstantApp(userId)) { 5024 continue; 5025 } 5026 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5027 if (changedPackages == null) { 5028 changedPackages = new SparseArray<>(); 5029 mChangedPackages.put(userId, changedPackages); 5030 } 5031 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5032 if (sequenceNumbers == null) { 5033 sequenceNumbers = new HashMap<>(); 5034 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5035 } 5036 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5037 if (sequenceNumber != null) { 5038 changedPackages.remove(sequenceNumber); 5039 } 5040 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5041 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5042 } 5043 mChangedPackagesSequenceNumber++; 5044 } 5045 5046 @Override 5047 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5048 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5049 return null; 5050 } 5051 synchronized (mPackages) { 5052 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5053 return null; 5054 } 5055 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5056 if (changedPackages == null) { 5057 return null; 5058 } 5059 final List<String> packageNames = 5060 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5061 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5062 final String packageName = changedPackages.get(i); 5063 if (packageName != null) { 5064 packageNames.add(packageName); 5065 } 5066 } 5067 return packageNames.isEmpty() 5068 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5069 } 5070 } 5071 5072 @Override 5073 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5074 // allow instant applications 5075 ArrayList<FeatureInfo> res; 5076 synchronized (mAvailableFeatures) { 5077 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5078 res.addAll(mAvailableFeatures.values()); 5079 } 5080 final FeatureInfo fi = new FeatureInfo(); 5081 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5082 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5083 res.add(fi); 5084 5085 return new ParceledListSlice<>(res); 5086 } 5087 5088 @Override 5089 public boolean hasSystemFeature(String name, int version) { 5090 // allow instant applications 5091 synchronized (mAvailableFeatures) { 5092 final FeatureInfo feat = mAvailableFeatures.get(name); 5093 if (feat == null) { 5094 return false; 5095 } else { 5096 return feat.version >= version; 5097 } 5098 } 5099 } 5100 5101 @Override 5102 public int checkPermission(String permName, String pkgName, int userId) { 5103 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5104 } 5105 5106 @Override 5107 public int checkUidPermission(String permName, int uid) { 5108 return mPermissionManager.checkUidPermission(permName, uid, getCallingUid()); 5109 } 5110 5111 @Override 5112 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5113 if (UserHandle.getCallingUserId() != userId) { 5114 mContext.enforceCallingPermission( 5115 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5116 "isPermissionRevokedByPolicy for user " + userId); 5117 } 5118 5119 if (checkPermission(permission, packageName, userId) 5120 == PackageManager.PERMISSION_GRANTED) { 5121 return false; 5122 } 5123 5124 final int callingUid = Binder.getCallingUid(); 5125 if (getInstantAppPackageName(callingUid) != null) { 5126 if (!isCallerSameApp(packageName, callingUid)) { 5127 return false; 5128 } 5129 } else { 5130 if (isInstantApp(packageName, userId)) { 5131 return false; 5132 } 5133 } 5134 5135 final long identity = Binder.clearCallingIdentity(); 5136 try { 5137 final int flags = getPermissionFlags(permission, packageName, userId); 5138 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5139 } finally { 5140 Binder.restoreCallingIdentity(identity); 5141 } 5142 } 5143 5144 @Override 5145 public String getPermissionControllerPackageName() { 5146 synchronized (mPackages) { 5147 return mRequiredInstallerPackage; 5148 } 5149 } 5150 5151 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5152 return mPermissionManager.addDynamicPermission( 5153 info, async, getCallingUid(), new PermissionCallback() { 5154 @Override 5155 public void onPermissionChanged() { 5156 if (!async) { 5157 mSettings.writeLPr(); 5158 } else { 5159 scheduleWriteSettingsLocked(); 5160 } 5161 } 5162 }); 5163 } 5164 5165 @Override 5166 public boolean addPermission(PermissionInfo info) { 5167 synchronized (mPackages) { 5168 return addDynamicPermission(info, false); 5169 } 5170 } 5171 5172 @Override 5173 public boolean addPermissionAsync(PermissionInfo info) { 5174 synchronized (mPackages) { 5175 return addDynamicPermission(info, true); 5176 } 5177 } 5178 5179 @Override 5180 public void removePermission(String permName) { 5181 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5182 } 5183 5184 @Override 5185 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5186 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5187 getCallingUid(), userId, mPermissionCallback); 5188 } 5189 5190 @Override 5191 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5192 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5193 getCallingUid(), userId, mPermissionCallback); 5194 } 5195 5196 @Override 5197 public void resetRuntimePermissions() { 5198 mContext.enforceCallingOrSelfPermission( 5199 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5200 "revokeRuntimePermission"); 5201 5202 int callingUid = Binder.getCallingUid(); 5203 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5204 mContext.enforceCallingOrSelfPermission( 5205 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5206 "resetRuntimePermissions"); 5207 } 5208 5209 synchronized (mPackages) { 5210 mPermissionManager.updateAllPermissions( 5211 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5212 mPermissionCallback); 5213 for (int userId : UserManagerService.getInstance().getUserIds()) { 5214 final int packageCount = mPackages.size(); 5215 for (int i = 0; i < packageCount; i++) { 5216 PackageParser.Package pkg = mPackages.valueAt(i); 5217 if (!(pkg.mExtras instanceof PackageSetting)) { 5218 continue; 5219 } 5220 PackageSetting ps = (PackageSetting) pkg.mExtras; 5221 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5222 } 5223 } 5224 } 5225 } 5226 5227 @Override 5228 public int getPermissionFlags(String permName, String packageName, int userId) { 5229 return mPermissionManager.getPermissionFlags( 5230 permName, packageName, getCallingUid(), userId); 5231 } 5232 5233 @Override 5234 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5235 int flagValues, int userId) { 5236 mPermissionManager.updatePermissionFlags( 5237 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5238 mPermissionCallback); 5239 } 5240 5241 /** 5242 * Update the permission flags for all packages and runtime permissions of a user in order 5243 * to allow device or profile owner to remove POLICY_FIXED. 5244 */ 5245 @Override 5246 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5247 synchronized (mPackages) { 5248 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5249 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5250 mPermissionCallback); 5251 if (changed) { 5252 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5253 } 5254 } 5255 } 5256 5257 @Override 5258 public boolean shouldShowRequestPermissionRationale(String permissionName, 5259 String packageName, int userId) { 5260 if (UserHandle.getCallingUserId() != userId) { 5261 mContext.enforceCallingPermission( 5262 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5263 "canShowRequestPermissionRationale for user " + userId); 5264 } 5265 5266 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5267 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5268 return false; 5269 } 5270 5271 if (checkPermission(permissionName, packageName, userId) 5272 == PackageManager.PERMISSION_GRANTED) { 5273 return false; 5274 } 5275 5276 final int flags; 5277 5278 final long identity = Binder.clearCallingIdentity(); 5279 try { 5280 flags = getPermissionFlags(permissionName, 5281 packageName, userId); 5282 } finally { 5283 Binder.restoreCallingIdentity(identity); 5284 } 5285 5286 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5287 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5288 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5289 5290 if ((flags & fixedFlags) != 0) { 5291 return false; 5292 } 5293 5294 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5295 } 5296 5297 @Override 5298 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5299 mContext.enforceCallingOrSelfPermission( 5300 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5301 "addOnPermissionsChangeListener"); 5302 5303 synchronized (mPackages) { 5304 mOnPermissionChangeListeners.addListenerLocked(listener); 5305 } 5306 } 5307 5308 @Override 5309 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5310 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5311 throw new SecurityException("Instant applications don't have access to this method"); 5312 } 5313 synchronized (mPackages) { 5314 mOnPermissionChangeListeners.removeListenerLocked(listener); 5315 } 5316 } 5317 5318 @Override 5319 public boolean isProtectedBroadcast(String actionName) { 5320 // allow instant applications 5321 synchronized (mProtectedBroadcasts) { 5322 if (mProtectedBroadcasts.contains(actionName)) { 5323 return true; 5324 } else if (actionName != null) { 5325 // TODO: remove these terrible hacks 5326 if (actionName.startsWith("android.net.netmon.lingerExpired") 5327 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5328 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5329 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5330 return true; 5331 } 5332 } 5333 } 5334 return false; 5335 } 5336 5337 @Override 5338 public int checkSignatures(String pkg1, String pkg2) { 5339 synchronized (mPackages) { 5340 final PackageParser.Package p1 = mPackages.get(pkg1); 5341 final PackageParser.Package p2 = mPackages.get(pkg2); 5342 if (p1 == null || p1.mExtras == null 5343 || p2 == null || p2.mExtras == null) { 5344 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5345 } 5346 final int callingUid = Binder.getCallingUid(); 5347 final int callingUserId = UserHandle.getUserId(callingUid); 5348 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5349 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5350 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5351 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5352 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5353 } 5354 return compareSignatures(p1.mSignatures, p2.mSignatures); 5355 } 5356 } 5357 5358 @Override 5359 public int checkUidSignatures(int uid1, int uid2) { 5360 final int callingUid = Binder.getCallingUid(); 5361 final int callingUserId = UserHandle.getUserId(callingUid); 5362 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5363 // Map to base uids. 5364 uid1 = UserHandle.getAppId(uid1); 5365 uid2 = UserHandle.getAppId(uid2); 5366 // reader 5367 synchronized (mPackages) { 5368 Signature[] s1; 5369 Signature[] s2; 5370 Object obj = mSettings.getUserIdLPr(uid1); 5371 if (obj != null) { 5372 if (obj instanceof SharedUserSetting) { 5373 if (isCallerInstantApp) { 5374 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5375 } 5376 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5377 } else if (obj instanceof PackageSetting) { 5378 final PackageSetting ps = (PackageSetting) obj; 5379 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5380 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5381 } 5382 s1 = ps.signatures.mSignatures; 5383 } else { 5384 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5385 } 5386 } else { 5387 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5388 } 5389 obj = mSettings.getUserIdLPr(uid2); 5390 if (obj != null) { 5391 if (obj instanceof SharedUserSetting) { 5392 if (isCallerInstantApp) { 5393 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5394 } 5395 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5396 } else if (obj instanceof PackageSetting) { 5397 final PackageSetting ps = (PackageSetting) obj; 5398 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5399 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5400 } 5401 s2 = ps.signatures.mSignatures; 5402 } else { 5403 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5404 } 5405 } else { 5406 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5407 } 5408 return compareSignatures(s1, s2); 5409 } 5410 } 5411 5412 /** 5413 * This method should typically only be used when granting or revoking 5414 * permissions, since the app may immediately restart after this call. 5415 * <p> 5416 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5417 * guard your work against the app being relaunched. 5418 */ 5419 private void killUid(int appId, int userId, String reason) { 5420 final long identity = Binder.clearCallingIdentity(); 5421 try { 5422 IActivityManager am = ActivityManager.getService(); 5423 if (am != null) { 5424 try { 5425 am.killUid(appId, userId, reason); 5426 } catch (RemoteException e) { 5427 /* ignore - same process */ 5428 } 5429 } 5430 } finally { 5431 Binder.restoreCallingIdentity(identity); 5432 } 5433 } 5434 5435 /** 5436 * If the database version for this type of package (internal storage or 5437 * external storage) is less than the version where package signatures 5438 * were updated, return true. 5439 */ 5440 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5441 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5442 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5443 } 5444 5445 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5446 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5447 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5448 } 5449 5450 @Override 5451 public List<String> getAllPackages() { 5452 final int callingUid = Binder.getCallingUid(); 5453 final int callingUserId = UserHandle.getUserId(callingUid); 5454 synchronized (mPackages) { 5455 if (canViewInstantApps(callingUid, callingUserId)) { 5456 return new ArrayList<String>(mPackages.keySet()); 5457 } 5458 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5459 final List<String> result = new ArrayList<>(); 5460 if (instantAppPkgName != null) { 5461 // caller is an instant application; filter unexposed applications 5462 for (PackageParser.Package pkg : mPackages.values()) { 5463 if (!pkg.visibleToInstantApps) { 5464 continue; 5465 } 5466 result.add(pkg.packageName); 5467 } 5468 } else { 5469 // caller is a normal application; filter instant applications 5470 for (PackageParser.Package pkg : mPackages.values()) { 5471 final PackageSetting ps = 5472 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5473 if (ps != null 5474 && ps.getInstantApp(callingUserId) 5475 && !mInstantAppRegistry.isInstantAccessGranted( 5476 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5477 continue; 5478 } 5479 result.add(pkg.packageName); 5480 } 5481 } 5482 return result; 5483 } 5484 } 5485 5486 @Override 5487 public String[] getPackagesForUid(int uid) { 5488 final int callingUid = Binder.getCallingUid(); 5489 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5490 final int userId = UserHandle.getUserId(uid); 5491 uid = UserHandle.getAppId(uid); 5492 // reader 5493 synchronized (mPackages) { 5494 Object obj = mSettings.getUserIdLPr(uid); 5495 if (obj instanceof SharedUserSetting) { 5496 if (isCallerInstantApp) { 5497 return null; 5498 } 5499 final SharedUserSetting sus = (SharedUserSetting) obj; 5500 final int N = sus.packages.size(); 5501 String[] res = new String[N]; 5502 final Iterator<PackageSetting> it = sus.packages.iterator(); 5503 int i = 0; 5504 while (it.hasNext()) { 5505 PackageSetting ps = it.next(); 5506 if (ps.getInstalled(userId)) { 5507 res[i++] = ps.name; 5508 } else { 5509 res = ArrayUtils.removeElement(String.class, res, res[i]); 5510 } 5511 } 5512 return res; 5513 } else if (obj instanceof PackageSetting) { 5514 final PackageSetting ps = (PackageSetting) obj; 5515 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5516 return new String[]{ps.name}; 5517 } 5518 } 5519 } 5520 return null; 5521 } 5522 5523 @Override 5524 public String getNameForUid(int uid) { 5525 final int callingUid = Binder.getCallingUid(); 5526 if (getInstantAppPackageName(callingUid) != null) { 5527 return null; 5528 } 5529 synchronized (mPackages) { 5530 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5531 if (obj instanceof SharedUserSetting) { 5532 final SharedUserSetting sus = (SharedUserSetting) obj; 5533 return sus.name + ":" + sus.userId; 5534 } else if (obj instanceof PackageSetting) { 5535 final PackageSetting ps = (PackageSetting) obj; 5536 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5537 return null; 5538 } 5539 return ps.name; 5540 } 5541 return null; 5542 } 5543 } 5544 5545 @Override 5546 public String[] getNamesForUids(int[] uids) { 5547 if (uids == null || uids.length == 0) { 5548 return null; 5549 } 5550 final int callingUid = Binder.getCallingUid(); 5551 if (getInstantAppPackageName(callingUid) != null) { 5552 return null; 5553 } 5554 final String[] names = new String[uids.length]; 5555 synchronized (mPackages) { 5556 for (int i = uids.length - 1; i >= 0; i--) { 5557 final int uid = uids[i]; 5558 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5559 if (obj instanceof SharedUserSetting) { 5560 final SharedUserSetting sus = (SharedUserSetting) obj; 5561 names[i] = "shared:" + sus.name; 5562 } else if (obj instanceof PackageSetting) { 5563 final PackageSetting ps = (PackageSetting) obj; 5564 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5565 names[i] = null; 5566 } else { 5567 names[i] = ps.name; 5568 } 5569 } else { 5570 names[i] = null; 5571 } 5572 } 5573 } 5574 return names; 5575 } 5576 5577 @Override 5578 public int getUidForSharedUser(String sharedUserName) { 5579 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5580 return -1; 5581 } 5582 if (sharedUserName == null) { 5583 return -1; 5584 } 5585 // reader 5586 synchronized (mPackages) { 5587 SharedUserSetting suid; 5588 try { 5589 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5590 if (suid != null) { 5591 return suid.userId; 5592 } 5593 } catch (PackageManagerException ignore) { 5594 // can't happen, but, still need to catch it 5595 } 5596 return -1; 5597 } 5598 } 5599 5600 @Override 5601 public int getFlagsForUid(int uid) { 5602 final int callingUid = Binder.getCallingUid(); 5603 if (getInstantAppPackageName(callingUid) != null) { 5604 return 0; 5605 } 5606 synchronized (mPackages) { 5607 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5608 if (obj instanceof SharedUserSetting) { 5609 final SharedUserSetting sus = (SharedUserSetting) obj; 5610 return sus.pkgFlags; 5611 } else if (obj instanceof PackageSetting) { 5612 final PackageSetting ps = (PackageSetting) obj; 5613 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5614 return 0; 5615 } 5616 return ps.pkgFlags; 5617 } 5618 } 5619 return 0; 5620 } 5621 5622 @Override 5623 public int getPrivateFlagsForUid(int uid) { 5624 final int callingUid = Binder.getCallingUid(); 5625 if (getInstantAppPackageName(callingUid) != null) { 5626 return 0; 5627 } 5628 synchronized (mPackages) { 5629 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5630 if (obj instanceof SharedUserSetting) { 5631 final SharedUserSetting sus = (SharedUserSetting) obj; 5632 return sus.pkgPrivateFlags; 5633 } else if (obj instanceof PackageSetting) { 5634 final PackageSetting ps = (PackageSetting) obj; 5635 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5636 return 0; 5637 } 5638 return ps.pkgPrivateFlags; 5639 } 5640 } 5641 return 0; 5642 } 5643 5644 @Override 5645 public boolean isUidPrivileged(int uid) { 5646 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5647 return false; 5648 } 5649 uid = UserHandle.getAppId(uid); 5650 // reader 5651 synchronized (mPackages) { 5652 Object obj = mSettings.getUserIdLPr(uid); 5653 if (obj instanceof SharedUserSetting) { 5654 final SharedUserSetting sus = (SharedUserSetting) obj; 5655 final Iterator<PackageSetting> it = sus.packages.iterator(); 5656 while (it.hasNext()) { 5657 if (it.next().isPrivileged()) { 5658 return true; 5659 } 5660 } 5661 } else if (obj instanceof PackageSetting) { 5662 final PackageSetting ps = (PackageSetting) obj; 5663 return ps.isPrivileged(); 5664 } 5665 } 5666 return false; 5667 } 5668 5669 @Override 5670 public String[] getAppOpPermissionPackages(String permName) { 5671 return mPermissionManager.getAppOpPermissionPackages(permName); 5672 } 5673 5674 @Override 5675 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5676 int flags, int userId) { 5677 return resolveIntentInternal( 5678 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5679 } 5680 5681 /** 5682 * Normally instant apps can only be resolved when they're visible to the caller. 5683 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5684 * since we need to allow the system to start any installed application. 5685 */ 5686 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5687 int flags, int userId, boolean resolveForStart) { 5688 try { 5689 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5690 5691 if (!sUserManager.exists(userId)) return null; 5692 final int callingUid = Binder.getCallingUid(); 5693 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5694 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5695 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5696 5697 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5698 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5699 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5700 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5701 5702 final ResolveInfo bestChoice = 5703 chooseBestActivity(intent, resolvedType, flags, query, userId); 5704 return bestChoice; 5705 } finally { 5706 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5707 } 5708 } 5709 5710 @Override 5711 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5712 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5713 throw new SecurityException( 5714 "findPersistentPreferredActivity can only be run by the system"); 5715 } 5716 if (!sUserManager.exists(userId)) { 5717 return null; 5718 } 5719 final int callingUid = Binder.getCallingUid(); 5720 intent = updateIntentForResolve(intent); 5721 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5722 final int flags = updateFlagsForResolve( 5723 0, userId, intent, callingUid, false /*includeInstantApps*/); 5724 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5725 userId); 5726 synchronized (mPackages) { 5727 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5728 userId); 5729 } 5730 } 5731 5732 @Override 5733 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5734 IntentFilter filter, int match, ComponentName activity) { 5735 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5736 return; 5737 } 5738 final int userId = UserHandle.getCallingUserId(); 5739 if (DEBUG_PREFERRED) { 5740 Log.v(TAG, "setLastChosenActivity intent=" + intent 5741 + " resolvedType=" + resolvedType 5742 + " flags=" + flags 5743 + " filter=" + filter 5744 + " match=" + match 5745 + " activity=" + activity); 5746 filter.dump(new PrintStreamPrinter(System.out), " "); 5747 } 5748 intent.setComponent(null); 5749 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5750 userId); 5751 // Find any earlier preferred or last chosen entries and nuke them 5752 findPreferredActivity(intent, resolvedType, 5753 flags, query, 0, false, true, false, userId); 5754 // Add the new activity as the last chosen for this filter 5755 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5756 "Setting last chosen"); 5757 } 5758 5759 @Override 5760 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5761 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5762 return null; 5763 } 5764 final int userId = UserHandle.getCallingUserId(); 5765 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5766 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5767 userId); 5768 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5769 false, false, false, userId); 5770 } 5771 5772 /** 5773 * Returns whether or not instant apps have been disabled remotely. 5774 */ 5775 private boolean isEphemeralDisabled() { 5776 return mEphemeralAppsDisabled; 5777 } 5778 5779 private boolean isInstantAppAllowed( 5780 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5781 boolean skipPackageCheck) { 5782 if (mInstantAppResolverConnection == null) { 5783 return false; 5784 } 5785 if (mInstantAppInstallerActivity == null) { 5786 return false; 5787 } 5788 if (intent.getComponent() != null) { 5789 return false; 5790 } 5791 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5792 return false; 5793 } 5794 if (!skipPackageCheck && intent.getPackage() != null) { 5795 return false; 5796 } 5797 final boolean isWebUri = hasWebURI(intent); 5798 if (!isWebUri || intent.getData().getHost() == null) { 5799 return false; 5800 } 5801 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5802 // Or if there's already an ephemeral app installed that handles the action 5803 synchronized (mPackages) { 5804 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5805 for (int n = 0; n < count; n++) { 5806 final ResolveInfo info = resolvedActivities.get(n); 5807 final String packageName = info.activityInfo.packageName; 5808 final PackageSetting ps = mSettings.mPackages.get(packageName); 5809 if (ps != null) { 5810 // only check domain verification status if the app is not a browser 5811 if (!info.handleAllWebDataURI) { 5812 // Try to get the status from User settings first 5813 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5814 final int status = (int) (packedStatus >> 32); 5815 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5816 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5817 if (DEBUG_EPHEMERAL) { 5818 Slog.v(TAG, "DENY instant app;" 5819 + " pkg: " + packageName + ", status: " + status); 5820 } 5821 return false; 5822 } 5823 } 5824 if (ps.getInstantApp(userId)) { 5825 if (DEBUG_EPHEMERAL) { 5826 Slog.v(TAG, "DENY instant app installed;" 5827 + " pkg: " + packageName); 5828 } 5829 return false; 5830 } 5831 } 5832 } 5833 } 5834 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5835 return true; 5836 } 5837 5838 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5839 Intent origIntent, String resolvedType, String callingPackage, 5840 Bundle verificationBundle, int userId) { 5841 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5842 new InstantAppRequest(responseObj, origIntent, resolvedType, 5843 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 5844 mHandler.sendMessage(msg); 5845 } 5846 5847 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5848 int flags, List<ResolveInfo> query, int userId) { 5849 if (query != null) { 5850 final int N = query.size(); 5851 if (N == 1) { 5852 return query.get(0); 5853 } else if (N > 1) { 5854 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5855 // If there is more than one activity with the same priority, 5856 // then let the user decide between them. 5857 ResolveInfo r0 = query.get(0); 5858 ResolveInfo r1 = query.get(1); 5859 if (DEBUG_INTENT_MATCHING || debug) { 5860 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5861 + r1.activityInfo.name + "=" + r1.priority); 5862 } 5863 // If the first activity has a higher priority, or a different 5864 // default, then it is always desirable to pick it. 5865 if (r0.priority != r1.priority 5866 || r0.preferredOrder != r1.preferredOrder 5867 || r0.isDefault != r1.isDefault) { 5868 return query.get(0); 5869 } 5870 // If we have saved a preference for a preferred activity for 5871 // this Intent, use that. 5872 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5873 flags, query, r0.priority, true, false, debug, userId); 5874 if (ri != null) { 5875 return ri; 5876 } 5877 // If we have an ephemeral app, use it 5878 for (int i = 0; i < N; i++) { 5879 ri = query.get(i); 5880 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5881 final String packageName = ri.activityInfo.packageName; 5882 final PackageSetting ps = mSettings.mPackages.get(packageName); 5883 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5884 final int status = (int)(packedStatus >> 32); 5885 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5886 return ri; 5887 } 5888 } 5889 } 5890 ri = new ResolveInfo(mResolveInfo); 5891 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5892 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5893 // If all of the options come from the same package, show the application's 5894 // label and icon instead of the generic resolver's. 5895 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5896 // and then throw away the ResolveInfo itself, meaning that the caller loses 5897 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5898 // a fallback for this case; we only set the target package's resources on 5899 // the ResolveInfo, not the ActivityInfo. 5900 final String intentPackage = intent.getPackage(); 5901 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5902 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5903 ri.resolvePackageName = intentPackage; 5904 if (userNeedsBadging(userId)) { 5905 ri.noResourceId = true; 5906 } else { 5907 ri.icon = appi.icon; 5908 } 5909 ri.iconResourceId = appi.icon; 5910 ri.labelRes = appi.labelRes; 5911 } 5912 ri.activityInfo.applicationInfo = new ApplicationInfo( 5913 ri.activityInfo.applicationInfo); 5914 if (userId != 0) { 5915 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5916 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5917 } 5918 // Make sure that the resolver is displayable in car mode 5919 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5920 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5921 return ri; 5922 } 5923 } 5924 return null; 5925 } 5926 5927 /** 5928 * Return true if the given list is not empty and all of its contents have 5929 * an activityInfo with the given package name. 5930 */ 5931 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5932 if (ArrayUtils.isEmpty(list)) { 5933 return false; 5934 } 5935 for (int i = 0, N = list.size(); i < N; i++) { 5936 final ResolveInfo ri = list.get(i); 5937 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5938 if (ai == null || !packageName.equals(ai.packageName)) { 5939 return false; 5940 } 5941 } 5942 return true; 5943 } 5944 5945 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5946 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5947 final int N = query.size(); 5948 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5949 .get(userId); 5950 // Get the list of persistent preferred activities that handle the intent 5951 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5952 List<PersistentPreferredActivity> pprefs = ppir != null 5953 ? ppir.queryIntent(intent, resolvedType, 5954 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5955 userId) 5956 : null; 5957 if (pprefs != null && pprefs.size() > 0) { 5958 final int M = pprefs.size(); 5959 for (int i=0; i<M; i++) { 5960 final PersistentPreferredActivity ppa = pprefs.get(i); 5961 if (DEBUG_PREFERRED || debug) { 5962 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5963 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5964 + "\n component=" + ppa.mComponent); 5965 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5966 } 5967 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5968 flags | MATCH_DISABLED_COMPONENTS, userId); 5969 if (DEBUG_PREFERRED || debug) { 5970 Slog.v(TAG, "Found persistent preferred activity:"); 5971 if (ai != null) { 5972 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5973 } else { 5974 Slog.v(TAG, " null"); 5975 } 5976 } 5977 if (ai == null) { 5978 // This previously registered persistent preferred activity 5979 // component is no longer known. Ignore it and do NOT remove it. 5980 continue; 5981 } 5982 for (int j=0; j<N; j++) { 5983 final ResolveInfo ri = query.get(j); 5984 if (!ri.activityInfo.applicationInfo.packageName 5985 .equals(ai.applicationInfo.packageName)) { 5986 continue; 5987 } 5988 if (!ri.activityInfo.name.equals(ai.name)) { 5989 continue; 5990 } 5991 // Found a persistent preference that can handle the intent. 5992 if (DEBUG_PREFERRED || debug) { 5993 Slog.v(TAG, "Returning persistent preferred activity: " + 5994 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5995 } 5996 return ri; 5997 } 5998 } 5999 } 6000 return null; 6001 } 6002 6003 // TODO: handle preferred activities missing while user has amnesia 6004 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6005 List<ResolveInfo> query, int priority, boolean always, 6006 boolean removeMatches, boolean debug, int userId) { 6007 if (!sUserManager.exists(userId)) return null; 6008 final int callingUid = Binder.getCallingUid(); 6009 flags = updateFlagsForResolve( 6010 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6011 intent = updateIntentForResolve(intent); 6012 // writer 6013 synchronized (mPackages) { 6014 // Try to find a matching persistent preferred activity. 6015 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6016 debug, userId); 6017 6018 // If a persistent preferred activity matched, use it. 6019 if (pri != null) { 6020 return pri; 6021 } 6022 6023 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6024 // Get the list of preferred activities that handle the intent 6025 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6026 List<PreferredActivity> prefs = pir != null 6027 ? pir.queryIntent(intent, resolvedType, 6028 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6029 userId) 6030 : null; 6031 if (prefs != null && prefs.size() > 0) { 6032 boolean changed = false; 6033 try { 6034 // First figure out how good the original match set is. 6035 // We will only allow preferred activities that came 6036 // from the same match quality. 6037 int match = 0; 6038 6039 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6040 6041 final int N = query.size(); 6042 for (int j=0; j<N; j++) { 6043 final ResolveInfo ri = query.get(j); 6044 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6045 + ": 0x" + Integer.toHexString(match)); 6046 if (ri.match > match) { 6047 match = ri.match; 6048 } 6049 } 6050 6051 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6052 + Integer.toHexString(match)); 6053 6054 match &= IntentFilter.MATCH_CATEGORY_MASK; 6055 final int M = prefs.size(); 6056 for (int i=0; i<M; i++) { 6057 final PreferredActivity pa = prefs.get(i); 6058 if (DEBUG_PREFERRED || debug) { 6059 Slog.v(TAG, "Checking PreferredActivity ds=" 6060 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6061 + "\n component=" + pa.mPref.mComponent); 6062 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6063 } 6064 if (pa.mPref.mMatch != match) { 6065 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6066 + Integer.toHexString(pa.mPref.mMatch)); 6067 continue; 6068 } 6069 // If it's not an "always" type preferred activity and that's what we're 6070 // looking for, skip it. 6071 if (always && !pa.mPref.mAlways) { 6072 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6073 continue; 6074 } 6075 final ActivityInfo ai = getActivityInfo( 6076 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6077 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6078 userId); 6079 if (DEBUG_PREFERRED || debug) { 6080 Slog.v(TAG, "Found preferred activity:"); 6081 if (ai != null) { 6082 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6083 } else { 6084 Slog.v(TAG, " null"); 6085 } 6086 } 6087 if (ai == null) { 6088 // This previously registered preferred activity 6089 // component is no longer known. Most likely an update 6090 // to the app was installed and in the new version this 6091 // component no longer exists. Clean it up by removing 6092 // it from the preferred activities list, and skip it. 6093 Slog.w(TAG, "Removing dangling preferred activity: " 6094 + pa.mPref.mComponent); 6095 pir.removeFilter(pa); 6096 changed = true; 6097 continue; 6098 } 6099 for (int j=0; j<N; j++) { 6100 final ResolveInfo ri = query.get(j); 6101 if (!ri.activityInfo.applicationInfo.packageName 6102 .equals(ai.applicationInfo.packageName)) { 6103 continue; 6104 } 6105 if (!ri.activityInfo.name.equals(ai.name)) { 6106 continue; 6107 } 6108 6109 if (removeMatches) { 6110 pir.removeFilter(pa); 6111 changed = true; 6112 if (DEBUG_PREFERRED) { 6113 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6114 } 6115 break; 6116 } 6117 6118 // Okay we found a previously set preferred or last chosen app. 6119 // If the result set is different from when this 6120 // was created, and is not a subset of the preferred set, we need to 6121 // clear it and re-ask the user their preference, if we're looking for 6122 // an "always" type entry. 6123 if (always && !pa.mPref.sameSet(query)) { 6124 if (pa.mPref.isSuperset(query)) { 6125 // some components of the set are no longer present in 6126 // the query, but the preferred activity can still be reused 6127 if (DEBUG_PREFERRED) { 6128 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6129 + " still valid as only non-preferred components" 6130 + " were removed for " + intent + " type " 6131 + resolvedType); 6132 } 6133 // remove obsolete components and re-add the up-to-date filter 6134 PreferredActivity freshPa = new PreferredActivity(pa, 6135 pa.mPref.mMatch, 6136 pa.mPref.discardObsoleteComponents(query), 6137 pa.mPref.mComponent, 6138 pa.mPref.mAlways); 6139 pir.removeFilter(pa); 6140 pir.addFilter(freshPa); 6141 changed = true; 6142 } else { 6143 Slog.i(TAG, 6144 "Result set changed, dropping preferred activity for " 6145 + intent + " type " + resolvedType); 6146 if (DEBUG_PREFERRED) { 6147 Slog.v(TAG, "Removing preferred activity since set changed " 6148 + pa.mPref.mComponent); 6149 } 6150 pir.removeFilter(pa); 6151 // Re-add the filter as a "last chosen" entry (!always) 6152 PreferredActivity lastChosen = new PreferredActivity( 6153 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6154 pir.addFilter(lastChosen); 6155 changed = true; 6156 return null; 6157 } 6158 } 6159 6160 // Yay! Either the set matched or we're looking for the last chosen 6161 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6162 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6163 return ri; 6164 } 6165 } 6166 } finally { 6167 if (changed) { 6168 if (DEBUG_PREFERRED) { 6169 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6170 } 6171 scheduleWritePackageRestrictionsLocked(userId); 6172 } 6173 } 6174 } 6175 } 6176 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6177 return null; 6178 } 6179 6180 /* 6181 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6182 */ 6183 @Override 6184 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6185 int targetUserId) { 6186 mContext.enforceCallingOrSelfPermission( 6187 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6188 List<CrossProfileIntentFilter> matches = 6189 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6190 if (matches != null) { 6191 int size = matches.size(); 6192 for (int i = 0; i < size; i++) { 6193 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6194 } 6195 } 6196 if (hasWebURI(intent)) { 6197 // cross-profile app linking works only towards the parent. 6198 final int callingUid = Binder.getCallingUid(); 6199 final UserInfo parent = getProfileParent(sourceUserId); 6200 synchronized(mPackages) { 6201 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6202 false /*includeInstantApps*/); 6203 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6204 intent, resolvedType, flags, sourceUserId, parent.id); 6205 return xpDomainInfo != null; 6206 } 6207 } 6208 return false; 6209 } 6210 6211 private UserInfo getProfileParent(int userId) { 6212 final long identity = Binder.clearCallingIdentity(); 6213 try { 6214 return sUserManager.getProfileParent(userId); 6215 } finally { 6216 Binder.restoreCallingIdentity(identity); 6217 } 6218 } 6219 6220 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6221 String resolvedType, int userId) { 6222 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6223 if (resolver != null) { 6224 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6225 } 6226 return null; 6227 } 6228 6229 @Override 6230 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6231 String resolvedType, int flags, int userId) { 6232 try { 6233 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6234 6235 return new ParceledListSlice<>( 6236 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6237 } finally { 6238 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6239 } 6240 } 6241 6242 /** 6243 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6244 * instant, returns {@code null}. 6245 */ 6246 private String getInstantAppPackageName(int callingUid) { 6247 synchronized (mPackages) { 6248 // If the caller is an isolated app use the owner's uid for the lookup. 6249 if (Process.isIsolated(callingUid)) { 6250 callingUid = mIsolatedOwners.get(callingUid); 6251 } 6252 final int appId = UserHandle.getAppId(callingUid); 6253 final Object obj = mSettings.getUserIdLPr(appId); 6254 if (obj instanceof PackageSetting) { 6255 final PackageSetting ps = (PackageSetting) obj; 6256 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6257 return isInstantApp ? ps.pkg.packageName : null; 6258 } 6259 } 6260 return null; 6261 } 6262 6263 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6264 String resolvedType, int flags, int userId) { 6265 return queryIntentActivitiesInternal( 6266 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6267 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6268 } 6269 6270 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6271 String resolvedType, int flags, int filterCallingUid, int userId, 6272 boolean resolveForStart, boolean allowDynamicSplits) { 6273 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6274 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6275 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6276 false /* requireFullPermission */, false /* checkShell */, 6277 "query intent activities"); 6278 final String pkgName = intent.getPackage(); 6279 ComponentName comp = intent.getComponent(); 6280 if (comp == null) { 6281 if (intent.getSelector() != null) { 6282 intent = intent.getSelector(); 6283 comp = intent.getComponent(); 6284 } 6285 } 6286 6287 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6288 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6289 if (comp != null) { 6290 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6291 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6292 if (ai != null) { 6293 // When specifying an explicit component, we prevent the activity from being 6294 // used when either 1) the calling package is normal and the activity is within 6295 // an ephemeral application or 2) the calling package is ephemeral and the 6296 // activity is not visible to ephemeral applications. 6297 final boolean matchInstantApp = 6298 (flags & PackageManager.MATCH_INSTANT) != 0; 6299 final boolean matchVisibleToInstantAppOnly = 6300 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6301 final boolean matchExplicitlyVisibleOnly = 6302 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6303 final boolean isCallerInstantApp = 6304 instantAppPkgName != null; 6305 final boolean isTargetSameInstantApp = 6306 comp.getPackageName().equals(instantAppPkgName); 6307 final boolean isTargetInstantApp = 6308 (ai.applicationInfo.privateFlags 6309 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6310 final boolean isTargetVisibleToInstantApp = 6311 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6312 final boolean isTargetExplicitlyVisibleToInstantApp = 6313 isTargetVisibleToInstantApp 6314 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6315 final boolean isTargetHiddenFromInstantApp = 6316 !isTargetVisibleToInstantApp 6317 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6318 final boolean blockResolution = 6319 !isTargetSameInstantApp 6320 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6321 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6322 && isTargetHiddenFromInstantApp)); 6323 if (!blockResolution) { 6324 final ResolveInfo ri = new ResolveInfo(); 6325 ri.activityInfo = ai; 6326 list.add(ri); 6327 } 6328 } 6329 return applyPostResolutionFilter( 6330 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6331 } 6332 6333 // reader 6334 boolean sortResult = false; 6335 boolean addEphemeral = false; 6336 List<ResolveInfo> result; 6337 final boolean ephemeralDisabled = isEphemeralDisabled(); 6338 synchronized (mPackages) { 6339 if (pkgName == null) { 6340 List<CrossProfileIntentFilter> matchingFilters = 6341 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6342 // Check for results that need to skip the current profile. 6343 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6344 resolvedType, flags, userId); 6345 if (xpResolveInfo != null) { 6346 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6347 xpResult.add(xpResolveInfo); 6348 return applyPostResolutionFilter( 6349 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6350 allowDynamicSplits, filterCallingUid, userId); 6351 } 6352 6353 // Check for results in the current profile. 6354 result = filterIfNotSystemUser(mActivities.queryIntent( 6355 intent, resolvedType, flags, userId), userId); 6356 addEphemeral = !ephemeralDisabled 6357 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6358 // Check for cross profile results. 6359 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6360 xpResolveInfo = queryCrossProfileIntents( 6361 matchingFilters, intent, resolvedType, flags, userId, 6362 hasNonNegativePriorityResult); 6363 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6364 boolean isVisibleToUser = filterIfNotSystemUser( 6365 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6366 if (isVisibleToUser) { 6367 result.add(xpResolveInfo); 6368 sortResult = true; 6369 } 6370 } 6371 if (hasWebURI(intent)) { 6372 CrossProfileDomainInfo xpDomainInfo = null; 6373 final UserInfo parent = getProfileParent(userId); 6374 if (parent != null) { 6375 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6376 flags, userId, parent.id); 6377 } 6378 if (xpDomainInfo != null) { 6379 if (xpResolveInfo != null) { 6380 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6381 // in the result. 6382 result.remove(xpResolveInfo); 6383 } 6384 if (result.size() == 0 && !addEphemeral) { 6385 // No result in current profile, but found candidate in parent user. 6386 // And we are not going to add emphemeral app, so we can return the 6387 // result straight away. 6388 result.add(xpDomainInfo.resolveInfo); 6389 return applyPostResolutionFilter(result, instantAppPkgName, 6390 allowDynamicSplits, filterCallingUid, userId); 6391 } 6392 } else if (result.size() <= 1 && !addEphemeral) { 6393 // No result in parent user and <= 1 result in current profile, and we 6394 // are not going to add emphemeral app, so we can return the result without 6395 // further processing. 6396 return applyPostResolutionFilter(result, instantAppPkgName, 6397 allowDynamicSplits, filterCallingUid, userId); 6398 } 6399 // We have more than one candidate (combining results from current and parent 6400 // profile), so we need filtering and sorting. 6401 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6402 intent, flags, result, xpDomainInfo, userId); 6403 sortResult = true; 6404 } 6405 } else { 6406 final PackageParser.Package pkg = mPackages.get(pkgName); 6407 result = null; 6408 if (pkg != null) { 6409 result = filterIfNotSystemUser( 6410 mActivities.queryIntentForPackage( 6411 intent, resolvedType, flags, pkg.activities, userId), 6412 userId); 6413 } 6414 if (result == null || result.size() == 0) { 6415 // the caller wants to resolve for a particular package; however, there 6416 // were no installed results, so, try to find an ephemeral result 6417 addEphemeral = !ephemeralDisabled 6418 && isInstantAppAllowed( 6419 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6420 if (result == null) { 6421 result = new ArrayList<>(); 6422 } 6423 } 6424 } 6425 } 6426 if (addEphemeral) { 6427 result = maybeAddInstantAppInstaller( 6428 result, intent, resolvedType, flags, userId, resolveForStart); 6429 } 6430 if (sortResult) { 6431 Collections.sort(result, mResolvePrioritySorter); 6432 } 6433 return applyPostResolutionFilter( 6434 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6435 } 6436 6437 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6438 String resolvedType, int flags, int userId, boolean resolveForStart) { 6439 // first, check to see if we've got an instant app already installed 6440 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6441 ResolveInfo localInstantApp = null; 6442 boolean blockResolution = false; 6443 if (!alreadyResolvedLocally) { 6444 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6445 flags 6446 | PackageManager.GET_RESOLVED_FILTER 6447 | PackageManager.MATCH_INSTANT 6448 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6449 userId); 6450 for (int i = instantApps.size() - 1; i >= 0; --i) { 6451 final ResolveInfo info = instantApps.get(i); 6452 final String packageName = info.activityInfo.packageName; 6453 final PackageSetting ps = mSettings.mPackages.get(packageName); 6454 if (ps.getInstantApp(userId)) { 6455 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6456 final int status = (int)(packedStatus >> 32); 6457 final int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6458 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6459 // there's a local instant application installed, but, the user has 6460 // chosen to never use it; skip resolution and don't acknowledge 6461 // an instant application is even available 6462 if (DEBUG_EPHEMERAL) { 6463 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6464 } 6465 blockResolution = true; 6466 break; 6467 } else { 6468 // we have a locally installed instant application; skip resolution 6469 // but acknowledge there's an instant application available 6470 if (DEBUG_EPHEMERAL) { 6471 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6472 } 6473 localInstantApp = info; 6474 break; 6475 } 6476 } 6477 } 6478 } 6479 // no app installed, let's see if one's available 6480 AuxiliaryResolveInfo auxiliaryResponse = null; 6481 if (!blockResolution) { 6482 if (localInstantApp == null) { 6483 // we don't have an instant app locally, resolve externally 6484 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6485 final InstantAppRequest requestObject = new InstantAppRequest( 6486 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6487 null /*callingPackage*/, userId, null /*verificationBundle*/, 6488 resolveForStart); 6489 auxiliaryResponse = 6490 InstantAppResolver.doInstantAppResolutionPhaseOne( 6491 mContext, mInstantAppResolverConnection, requestObject); 6492 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6493 } else { 6494 // we have an instant application locally, but, we can't admit that since 6495 // callers shouldn't be able to determine prior browsing. create a dummy 6496 // auxiliary response so the downstream code behaves as if there's an 6497 // instant application available externally. when it comes time to start 6498 // the instant application, we'll do the right thing. 6499 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6500 auxiliaryResponse = new AuxiliaryResolveInfo( 6501 ai.packageName, null /*splitName*/, null /*failureActivity*/, 6502 ai.versionCode, null /*failureIntent*/); 6503 } 6504 } 6505 if (auxiliaryResponse != null) { 6506 if (DEBUG_EPHEMERAL) { 6507 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6508 } 6509 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6510 final PackageSetting ps = 6511 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6512 if (ps != null) { 6513 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6514 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6515 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6516 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6517 // make sure this resolver is the default 6518 ephemeralInstaller.isDefault = true; 6519 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6520 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6521 // add a non-generic filter 6522 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6523 ephemeralInstaller.filter.addDataPath( 6524 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6525 ephemeralInstaller.isInstantAppAvailable = true; 6526 result.add(ephemeralInstaller); 6527 } 6528 } 6529 return result; 6530 } 6531 6532 private static class CrossProfileDomainInfo { 6533 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6534 ResolveInfo resolveInfo; 6535 /* Best domain verification status of the activities found in the other profile */ 6536 int bestDomainVerificationStatus; 6537 } 6538 6539 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6540 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6541 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6542 sourceUserId)) { 6543 return null; 6544 } 6545 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6546 resolvedType, flags, parentUserId); 6547 6548 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6549 return null; 6550 } 6551 CrossProfileDomainInfo result = null; 6552 int size = resultTargetUser.size(); 6553 for (int i = 0; i < size; i++) { 6554 ResolveInfo riTargetUser = resultTargetUser.get(i); 6555 // Intent filter verification is only for filters that specify a host. So don't return 6556 // those that handle all web uris. 6557 if (riTargetUser.handleAllWebDataURI) { 6558 continue; 6559 } 6560 String packageName = riTargetUser.activityInfo.packageName; 6561 PackageSetting ps = mSettings.mPackages.get(packageName); 6562 if (ps == null) { 6563 continue; 6564 } 6565 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6566 int status = (int)(verificationState >> 32); 6567 if (result == null) { 6568 result = new CrossProfileDomainInfo(); 6569 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6570 sourceUserId, parentUserId); 6571 result.bestDomainVerificationStatus = status; 6572 } else { 6573 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6574 result.bestDomainVerificationStatus); 6575 } 6576 } 6577 // Don't consider matches with status NEVER across profiles. 6578 if (result != null && result.bestDomainVerificationStatus 6579 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6580 return null; 6581 } 6582 return result; 6583 } 6584 6585 /** 6586 * Verification statuses are ordered from the worse to the best, except for 6587 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6588 */ 6589 private int bestDomainVerificationStatus(int status1, int status2) { 6590 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6591 return status2; 6592 } 6593 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6594 return status1; 6595 } 6596 return (int) MathUtils.max(status1, status2); 6597 } 6598 6599 private boolean isUserEnabled(int userId) { 6600 long callingId = Binder.clearCallingIdentity(); 6601 try { 6602 UserInfo userInfo = sUserManager.getUserInfo(userId); 6603 return userInfo != null && userInfo.isEnabled(); 6604 } finally { 6605 Binder.restoreCallingIdentity(callingId); 6606 } 6607 } 6608 6609 /** 6610 * Filter out activities with systemUserOnly flag set, when current user is not System. 6611 * 6612 * @return filtered list 6613 */ 6614 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6615 if (userId == UserHandle.USER_SYSTEM) { 6616 return resolveInfos; 6617 } 6618 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6619 ResolveInfo info = resolveInfos.get(i); 6620 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6621 resolveInfos.remove(i); 6622 } 6623 } 6624 return resolveInfos; 6625 } 6626 6627 /** 6628 * Filters out ephemeral activities. 6629 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6630 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6631 * 6632 * @param resolveInfos The pre-filtered list of resolved activities 6633 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6634 * is performed. 6635 * @return A filtered list of resolved activities. 6636 */ 6637 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6638 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId) { 6639 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6640 final ResolveInfo info = resolveInfos.get(i); 6641 // allow activities that are defined in the provided package 6642 if (allowDynamicSplits 6643 && info.activityInfo.splitName != null 6644 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6645 info.activityInfo.splitName)) { 6646 if (mInstantAppInstallerInfo == null) { 6647 if (DEBUG_INSTALL) { 6648 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6649 } 6650 resolveInfos.remove(i); 6651 continue; 6652 } 6653 // requested activity is defined in a split that hasn't been installed yet. 6654 // add the installer to the resolve list 6655 if (DEBUG_INSTALL) { 6656 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6657 } 6658 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6659 final ComponentName installFailureActivity = findInstallFailureActivity( 6660 info.activityInfo.packageName, filterCallingUid, userId); 6661 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6662 info.activityInfo.packageName, info.activityInfo.splitName, 6663 installFailureActivity, 6664 info.activityInfo.applicationInfo.versionCode, 6665 null /*failureIntent*/); 6666 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6667 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6668 // add a non-generic filter 6669 installerInfo.filter = new IntentFilter(); 6670 6671 // This resolve info may appear in the chooser UI, so let us make it 6672 // look as the one it replaces as far as the user is concerned which 6673 // requires loading the correct label and icon for the resolve info. 6674 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6675 installerInfo.labelRes = info.resolveLabelResId(); 6676 installerInfo.icon = info.resolveIconResId(); 6677 6678 // propagate priority/preferred order/default 6679 installerInfo.priority = info.priority; 6680 installerInfo.preferredOrder = info.preferredOrder; 6681 installerInfo.isDefault = info.isDefault; 6682 resolveInfos.set(i, installerInfo); 6683 continue; 6684 } 6685 // caller is a full app, don't need to apply any other filtering 6686 if (ephemeralPkgName == null) { 6687 continue; 6688 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6689 // caller is same app; don't need to apply any other filtering 6690 continue; 6691 } 6692 // allow activities that have been explicitly exposed to ephemeral apps 6693 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6694 if (!isEphemeralApp 6695 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6696 continue; 6697 } 6698 resolveInfos.remove(i); 6699 } 6700 return resolveInfos; 6701 } 6702 6703 /** 6704 * Returns the activity component that can handle install failures. 6705 * <p>By default, the instant application installer handles failures. However, an 6706 * application may want to handle failures on its own. Applications do this by 6707 * creating an activity with an intent filter that handles the action 6708 * {@link Intent#ACTION_INSTALL_FAILURE}. 6709 */ 6710 private @Nullable ComponentName findInstallFailureActivity( 6711 String packageName, int filterCallingUid, int userId) { 6712 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6713 failureActivityIntent.setPackage(packageName); 6714 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6715 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6716 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6717 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6718 final int NR = result.size(); 6719 if (NR > 0) { 6720 for (int i = 0; i < NR; i++) { 6721 final ResolveInfo info = result.get(i); 6722 if (info.activityInfo.splitName != null) { 6723 continue; 6724 } 6725 return new ComponentName(packageName, info.activityInfo.name); 6726 } 6727 } 6728 return null; 6729 } 6730 6731 /** 6732 * @param resolveInfos list of resolve infos in descending priority order 6733 * @return if the list contains a resolve info with non-negative priority 6734 */ 6735 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6736 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6737 } 6738 6739 private static boolean hasWebURI(Intent intent) { 6740 if (intent.getData() == null) { 6741 return false; 6742 } 6743 final String scheme = intent.getScheme(); 6744 if (TextUtils.isEmpty(scheme)) { 6745 return false; 6746 } 6747 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6748 } 6749 6750 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6751 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6752 int userId) { 6753 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6754 6755 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6756 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6757 candidates.size()); 6758 } 6759 6760 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6761 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6762 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6763 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6764 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6765 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6766 6767 synchronized (mPackages) { 6768 final int count = candidates.size(); 6769 // First, try to use linked apps. Partition the candidates into four lists: 6770 // one for the final results, one for the "do not use ever", one for "undefined status" 6771 // and finally one for "browser app type". 6772 for (int n=0; n<count; n++) { 6773 ResolveInfo info = candidates.get(n); 6774 String packageName = info.activityInfo.packageName; 6775 PackageSetting ps = mSettings.mPackages.get(packageName); 6776 if (ps != null) { 6777 // Add to the special match all list (Browser use case) 6778 if (info.handleAllWebDataURI) { 6779 matchAllList.add(info); 6780 continue; 6781 } 6782 // Try to get the status from User settings first 6783 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6784 int status = (int)(packedStatus >> 32); 6785 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6786 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6787 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6788 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6789 + " : linkgen=" + linkGeneration); 6790 } 6791 // Use link-enabled generation as preferredOrder, i.e. 6792 // prefer newly-enabled over earlier-enabled. 6793 info.preferredOrder = linkGeneration; 6794 alwaysList.add(info); 6795 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6796 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6797 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6798 } 6799 neverList.add(info); 6800 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6801 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6802 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6803 } 6804 alwaysAskList.add(info); 6805 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6806 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6807 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6808 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6809 } 6810 undefinedList.add(info); 6811 } 6812 } 6813 } 6814 6815 // We'll want to include browser possibilities in a few cases 6816 boolean includeBrowser = false; 6817 6818 // First try to add the "always" resolution(s) for the current user, if any 6819 if (alwaysList.size() > 0) { 6820 result.addAll(alwaysList); 6821 } else { 6822 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6823 result.addAll(undefinedList); 6824 // Maybe add one for the other profile. 6825 if (xpDomainInfo != null && ( 6826 xpDomainInfo.bestDomainVerificationStatus 6827 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6828 result.add(xpDomainInfo.resolveInfo); 6829 } 6830 includeBrowser = true; 6831 } 6832 6833 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6834 // If there were 'always' entries their preferred order has been set, so we also 6835 // back that off to make the alternatives equivalent 6836 if (alwaysAskList.size() > 0) { 6837 for (ResolveInfo i : result) { 6838 i.preferredOrder = 0; 6839 } 6840 result.addAll(alwaysAskList); 6841 includeBrowser = true; 6842 } 6843 6844 if (includeBrowser) { 6845 // Also add browsers (all of them or only the default one) 6846 if (DEBUG_DOMAIN_VERIFICATION) { 6847 Slog.v(TAG, " ...including browsers in candidate set"); 6848 } 6849 if ((matchFlags & MATCH_ALL) != 0) { 6850 result.addAll(matchAllList); 6851 } else { 6852 // Browser/generic handling case. If there's a default browser, go straight 6853 // to that (but only if there is no other higher-priority match). 6854 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6855 int maxMatchPrio = 0; 6856 ResolveInfo defaultBrowserMatch = null; 6857 final int numCandidates = matchAllList.size(); 6858 for (int n = 0; n < numCandidates; n++) { 6859 ResolveInfo info = matchAllList.get(n); 6860 // track the highest overall match priority... 6861 if (info.priority > maxMatchPrio) { 6862 maxMatchPrio = info.priority; 6863 } 6864 // ...and the highest-priority default browser match 6865 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6866 if (defaultBrowserMatch == null 6867 || (defaultBrowserMatch.priority < info.priority)) { 6868 if (debug) { 6869 Slog.v(TAG, "Considering default browser match " + info); 6870 } 6871 defaultBrowserMatch = info; 6872 } 6873 } 6874 } 6875 if (defaultBrowserMatch != null 6876 && defaultBrowserMatch.priority >= maxMatchPrio 6877 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6878 { 6879 if (debug) { 6880 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6881 } 6882 result.add(defaultBrowserMatch); 6883 } else { 6884 result.addAll(matchAllList); 6885 } 6886 } 6887 6888 // If there is nothing selected, add all candidates and remove the ones that the user 6889 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6890 if (result.size() == 0) { 6891 result.addAll(candidates); 6892 result.removeAll(neverList); 6893 } 6894 } 6895 } 6896 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6897 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6898 result.size()); 6899 for (ResolveInfo info : result) { 6900 Slog.v(TAG, " + " + info.activityInfo); 6901 } 6902 } 6903 return result; 6904 } 6905 6906 // Returns a packed value as a long: 6907 // 6908 // high 'int'-sized word: link status: undefined/ask/never/always. 6909 // low 'int'-sized word: relative priority among 'always' results. 6910 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6911 long result = ps.getDomainVerificationStatusForUser(userId); 6912 // if none available, get the master status 6913 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6914 if (ps.getIntentFilterVerificationInfo() != null) { 6915 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6916 } 6917 } 6918 return result; 6919 } 6920 6921 private ResolveInfo querySkipCurrentProfileIntents( 6922 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6923 int flags, int sourceUserId) { 6924 if (matchingFilters != null) { 6925 int size = matchingFilters.size(); 6926 for (int i = 0; i < size; i ++) { 6927 CrossProfileIntentFilter filter = matchingFilters.get(i); 6928 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6929 // Checking if there are activities in the target user that can handle the 6930 // intent. 6931 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6932 resolvedType, flags, sourceUserId); 6933 if (resolveInfo != null) { 6934 return resolveInfo; 6935 } 6936 } 6937 } 6938 } 6939 return null; 6940 } 6941 6942 // Return matching ResolveInfo in target user if any. 6943 private ResolveInfo queryCrossProfileIntents( 6944 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6945 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6946 if (matchingFilters != null) { 6947 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6948 // match the same intent. For performance reasons, it is better not to 6949 // run queryIntent twice for the same userId 6950 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6951 int size = matchingFilters.size(); 6952 for (int i = 0; i < size; i++) { 6953 CrossProfileIntentFilter filter = matchingFilters.get(i); 6954 int targetUserId = filter.getTargetUserId(); 6955 boolean skipCurrentProfile = 6956 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6957 boolean skipCurrentProfileIfNoMatchFound = 6958 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6959 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6960 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6961 // Checking if there are activities in the target user that can handle the 6962 // intent. 6963 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6964 resolvedType, flags, sourceUserId); 6965 if (resolveInfo != null) return resolveInfo; 6966 alreadyTriedUserIds.put(targetUserId, true); 6967 } 6968 } 6969 } 6970 return null; 6971 } 6972 6973 /** 6974 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6975 * will forward the intent to the filter's target user. 6976 * Otherwise, returns null. 6977 */ 6978 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6979 String resolvedType, int flags, int sourceUserId) { 6980 int targetUserId = filter.getTargetUserId(); 6981 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6982 resolvedType, flags, targetUserId); 6983 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6984 // If all the matches in the target profile are suspended, return null. 6985 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6986 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6987 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6988 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6989 targetUserId); 6990 } 6991 } 6992 } 6993 return null; 6994 } 6995 6996 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6997 int sourceUserId, int targetUserId) { 6998 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6999 long ident = Binder.clearCallingIdentity(); 7000 boolean targetIsProfile; 7001 try { 7002 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7003 } finally { 7004 Binder.restoreCallingIdentity(ident); 7005 } 7006 String className; 7007 if (targetIsProfile) { 7008 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7009 } else { 7010 className = FORWARD_INTENT_TO_PARENT; 7011 } 7012 ComponentName forwardingActivityComponentName = new ComponentName( 7013 mAndroidApplication.packageName, className); 7014 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7015 sourceUserId); 7016 if (!targetIsProfile) { 7017 forwardingActivityInfo.showUserIcon = targetUserId; 7018 forwardingResolveInfo.noResourceId = true; 7019 } 7020 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7021 forwardingResolveInfo.priority = 0; 7022 forwardingResolveInfo.preferredOrder = 0; 7023 forwardingResolveInfo.match = 0; 7024 forwardingResolveInfo.isDefault = true; 7025 forwardingResolveInfo.filter = filter; 7026 forwardingResolveInfo.targetUserId = targetUserId; 7027 return forwardingResolveInfo; 7028 } 7029 7030 @Override 7031 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7032 Intent[] specifics, String[] specificTypes, Intent intent, 7033 String resolvedType, int flags, int userId) { 7034 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7035 specificTypes, intent, resolvedType, flags, userId)); 7036 } 7037 7038 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7039 Intent[] specifics, String[] specificTypes, Intent intent, 7040 String resolvedType, int flags, int userId) { 7041 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7042 final int callingUid = Binder.getCallingUid(); 7043 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7044 false /*includeInstantApps*/); 7045 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7046 false /*requireFullPermission*/, false /*checkShell*/, 7047 "query intent activity options"); 7048 final String resultsAction = intent.getAction(); 7049 7050 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7051 | PackageManager.GET_RESOLVED_FILTER, userId); 7052 7053 if (DEBUG_INTENT_MATCHING) { 7054 Log.v(TAG, "Query " + intent + ": " + results); 7055 } 7056 7057 int specificsPos = 0; 7058 int N; 7059 7060 // todo: note that the algorithm used here is O(N^2). This 7061 // isn't a problem in our current environment, but if we start running 7062 // into situations where we have more than 5 or 10 matches then this 7063 // should probably be changed to something smarter... 7064 7065 // First we go through and resolve each of the specific items 7066 // that were supplied, taking care of removing any corresponding 7067 // duplicate items in the generic resolve list. 7068 if (specifics != null) { 7069 for (int i=0; i<specifics.length; i++) { 7070 final Intent sintent = specifics[i]; 7071 if (sintent == null) { 7072 continue; 7073 } 7074 7075 if (DEBUG_INTENT_MATCHING) { 7076 Log.v(TAG, "Specific #" + i + ": " + sintent); 7077 } 7078 7079 String action = sintent.getAction(); 7080 if (resultsAction != null && resultsAction.equals(action)) { 7081 // If this action was explicitly requested, then don't 7082 // remove things that have it. 7083 action = null; 7084 } 7085 7086 ResolveInfo ri = null; 7087 ActivityInfo ai = null; 7088 7089 ComponentName comp = sintent.getComponent(); 7090 if (comp == null) { 7091 ri = resolveIntent( 7092 sintent, 7093 specificTypes != null ? specificTypes[i] : null, 7094 flags, userId); 7095 if (ri == null) { 7096 continue; 7097 } 7098 if (ri == mResolveInfo) { 7099 // ACK! Must do something better with this. 7100 } 7101 ai = ri.activityInfo; 7102 comp = new ComponentName(ai.applicationInfo.packageName, 7103 ai.name); 7104 } else { 7105 ai = getActivityInfo(comp, flags, userId); 7106 if (ai == null) { 7107 continue; 7108 } 7109 } 7110 7111 // Look for any generic query activities that are duplicates 7112 // of this specific one, and remove them from the results. 7113 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7114 N = results.size(); 7115 int j; 7116 for (j=specificsPos; j<N; j++) { 7117 ResolveInfo sri = results.get(j); 7118 if ((sri.activityInfo.name.equals(comp.getClassName()) 7119 && sri.activityInfo.applicationInfo.packageName.equals( 7120 comp.getPackageName())) 7121 || (action != null && sri.filter.matchAction(action))) { 7122 results.remove(j); 7123 if (DEBUG_INTENT_MATCHING) Log.v( 7124 TAG, "Removing duplicate item from " + j 7125 + " due to specific " + specificsPos); 7126 if (ri == null) { 7127 ri = sri; 7128 } 7129 j--; 7130 N--; 7131 } 7132 } 7133 7134 // Add this specific item to its proper place. 7135 if (ri == null) { 7136 ri = new ResolveInfo(); 7137 ri.activityInfo = ai; 7138 } 7139 results.add(specificsPos, ri); 7140 ri.specificIndex = i; 7141 specificsPos++; 7142 } 7143 } 7144 7145 // Now we go through the remaining generic results and remove any 7146 // duplicate actions that are found here. 7147 N = results.size(); 7148 for (int i=specificsPos; i<N-1; i++) { 7149 final ResolveInfo rii = results.get(i); 7150 if (rii.filter == null) { 7151 continue; 7152 } 7153 7154 // Iterate over all of the actions of this result's intent 7155 // filter... typically this should be just one. 7156 final Iterator<String> it = rii.filter.actionsIterator(); 7157 if (it == null) { 7158 continue; 7159 } 7160 while (it.hasNext()) { 7161 final String action = it.next(); 7162 if (resultsAction != null && resultsAction.equals(action)) { 7163 // If this action was explicitly requested, then don't 7164 // remove things that have it. 7165 continue; 7166 } 7167 for (int j=i+1; j<N; j++) { 7168 final ResolveInfo rij = results.get(j); 7169 if (rij.filter != null && rij.filter.hasAction(action)) { 7170 results.remove(j); 7171 if (DEBUG_INTENT_MATCHING) Log.v( 7172 TAG, "Removing duplicate item from " + j 7173 + " due to action " + action + " at " + i); 7174 j--; 7175 N--; 7176 } 7177 } 7178 } 7179 7180 // If the caller didn't request filter information, drop it now 7181 // so we don't have to marshall/unmarshall it. 7182 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7183 rii.filter = null; 7184 } 7185 } 7186 7187 // Filter out the caller activity if so requested. 7188 if (caller != null) { 7189 N = results.size(); 7190 for (int i=0; i<N; i++) { 7191 ActivityInfo ainfo = results.get(i).activityInfo; 7192 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7193 && caller.getClassName().equals(ainfo.name)) { 7194 results.remove(i); 7195 break; 7196 } 7197 } 7198 } 7199 7200 // If the caller didn't request filter information, 7201 // drop them now so we don't have to 7202 // marshall/unmarshall it. 7203 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7204 N = results.size(); 7205 for (int i=0; i<N; i++) { 7206 results.get(i).filter = null; 7207 } 7208 } 7209 7210 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7211 return results; 7212 } 7213 7214 @Override 7215 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7216 String resolvedType, int flags, int userId) { 7217 return new ParceledListSlice<>( 7218 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7219 false /*allowDynamicSplits*/)); 7220 } 7221 7222 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7223 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7224 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7225 final int callingUid = Binder.getCallingUid(); 7226 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7227 false /*requireFullPermission*/, false /*checkShell*/, 7228 "query intent receivers"); 7229 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7230 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7231 false /*includeInstantApps*/); 7232 ComponentName comp = intent.getComponent(); 7233 if (comp == null) { 7234 if (intent.getSelector() != null) { 7235 intent = intent.getSelector(); 7236 comp = intent.getComponent(); 7237 } 7238 } 7239 if (comp != null) { 7240 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7241 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7242 if (ai != null) { 7243 // When specifying an explicit component, we prevent the activity from being 7244 // used when either 1) the calling package is normal and the activity is within 7245 // an instant application or 2) the calling package is ephemeral and the 7246 // activity is not visible to instant applications. 7247 final boolean matchInstantApp = 7248 (flags & PackageManager.MATCH_INSTANT) != 0; 7249 final boolean matchVisibleToInstantAppOnly = 7250 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7251 final boolean matchExplicitlyVisibleOnly = 7252 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7253 final boolean isCallerInstantApp = 7254 instantAppPkgName != null; 7255 final boolean isTargetSameInstantApp = 7256 comp.getPackageName().equals(instantAppPkgName); 7257 final boolean isTargetInstantApp = 7258 (ai.applicationInfo.privateFlags 7259 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7260 final boolean isTargetVisibleToInstantApp = 7261 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7262 final boolean isTargetExplicitlyVisibleToInstantApp = 7263 isTargetVisibleToInstantApp 7264 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7265 final boolean isTargetHiddenFromInstantApp = 7266 !isTargetVisibleToInstantApp 7267 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7268 final boolean blockResolution = 7269 !isTargetSameInstantApp 7270 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7271 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7272 && isTargetHiddenFromInstantApp)); 7273 if (!blockResolution) { 7274 ResolveInfo ri = new ResolveInfo(); 7275 ri.activityInfo = ai; 7276 list.add(ri); 7277 } 7278 } 7279 return applyPostResolutionFilter( 7280 list, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7281 } 7282 7283 // reader 7284 synchronized (mPackages) { 7285 String pkgName = intent.getPackage(); 7286 if (pkgName == null) { 7287 final List<ResolveInfo> result = 7288 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7289 return applyPostResolutionFilter( 7290 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7291 } 7292 final PackageParser.Package pkg = mPackages.get(pkgName); 7293 if (pkg != null) { 7294 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7295 intent, resolvedType, flags, pkg.receivers, userId); 7296 return applyPostResolutionFilter( 7297 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7298 } 7299 return Collections.emptyList(); 7300 } 7301 } 7302 7303 @Override 7304 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7305 final int callingUid = Binder.getCallingUid(); 7306 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7307 } 7308 7309 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7310 int userId, int callingUid) { 7311 if (!sUserManager.exists(userId)) return null; 7312 flags = updateFlagsForResolve( 7313 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7314 List<ResolveInfo> query = queryIntentServicesInternal( 7315 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7316 if (query != null) { 7317 if (query.size() >= 1) { 7318 // If there is more than one service with the same priority, 7319 // just arbitrarily pick the first one. 7320 return query.get(0); 7321 } 7322 } 7323 return null; 7324 } 7325 7326 @Override 7327 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7328 String resolvedType, int flags, int userId) { 7329 final int callingUid = Binder.getCallingUid(); 7330 return new ParceledListSlice<>(queryIntentServicesInternal( 7331 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7332 } 7333 7334 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7335 String resolvedType, int flags, int userId, int callingUid, 7336 boolean includeInstantApps) { 7337 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7338 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7339 false /*requireFullPermission*/, false /*checkShell*/, 7340 "query intent receivers"); 7341 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7342 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7343 ComponentName comp = intent.getComponent(); 7344 if (comp == null) { 7345 if (intent.getSelector() != null) { 7346 intent = intent.getSelector(); 7347 comp = intent.getComponent(); 7348 } 7349 } 7350 if (comp != null) { 7351 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7352 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7353 if (si != null) { 7354 // When specifying an explicit component, we prevent the service from being 7355 // used when either 1) the service is in an instant application and the 7356 // caller is not the same instant application or 2) the calling package is 7357 // ephemeral and the activity is not visible to ephemeral applications. 7358 final boolean matchInstantApp = 7359 (flags & PackageManager.MATCH_INSTANT) != 0; 7360 final boolean matchVisibleToInstantAppOnly = 7361 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7362 final boolean isCallerInstantApp = 7363 instantAppPkgName != null; 7364 final boolean isTargetSameInstantApp = 7365 comp.getPackageName().equals(instantAppPkgName); 7366 final boolean isTargetInstantApp = 7367 (si.applicationInfo.privateFlags 7368 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7369 final boolean isTargetHiddenFromInstantApp = 7370 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7371 final boolean blockResolution = 7372 !isTargetSameInstantApp 7373 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7374 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7375 && isTargetHiddenFromInstantApp)); 7376 if (!blockResolution) { 7377 final ResolveInfo ri = new ResolveInfo(); 7378 ri.serviceInfo = si; 7379 list.add(ri); 7380 } 7381 } 7382 return list; 7383 } 7384 7385 // reader 7386 synchronized (mPackages) { 7387 String pkgName = intent.getPackage(); 7388 if (pkgName == null) { 7389 return applyPostServiceResolutionFilter( 7390 mServices.queryIntent(intent, resolvedType, flags, userId), 7391 instantAppPkgName); 7392 } 7393 final PackageParser.Package pkg = mPackages.get(pkgName); 7394 if (pkg != null) { 7395 return applyPostServiceResolutionFilter( 7396 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7397 userId), 7398 instantAppPkgName); 7399 } 7400 return Collections.emptyList(); 7401 } 7402 } 7403 7404 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7405 String instantAppPkgName) { 7406 if (instantAppPkgName == null) { 7407 return resolveInfos; 7408 } 7409 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7410 final ResolveInfo info = resolveInfos.get(i); 7411 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7412 // allow services that are defined in the provided package 7413 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7414 if (info.serviceInfo.splitName != null 7415 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7416 info.serviceInfo.splitName)) { 7417 // requested service is defined in a split that hasn't been installed yet. 7418 // add the installer to the resolve list 7419 if (DEBUG_EPHEMERAL) { 7420 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7421 } 7422 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7423 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7424 info.serviceInfo.packageName, info.serviceInfo.splitName, 7425 null /*failureActivity*/, info.serviceInfo.applicationInfo.versionCode, 7426 null /*failureIntent*/); 7427 // make sure this resolver is the default 7428 installerInfo.isDefault = true; 7429 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7430 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7431 // add a non-generic filter 7432 installerInfo.filter = new IntentFilter(); 7433 // load resources from the correct package 7434 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7435 resolveInfos.set(i, installerInfo); 7436 } 7437 continue; 7438 } 7439 // allow services that have been explicitly exposed to ephemeral apps 7440 if (!isEphemeralApp 7441 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7442 continue; 7443 } 7444 resolveInfos.remove(i); 7445 } 7446 return resolveInfos; 7447 } 7448 7449 @Override 7450 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7451 String resolvedType, int flags, int userId) { 7452 return new ParceledListSlice<>( 7453 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7454 } 7455 7456 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7457 Intent intent, String resolvedType, int flags, int userId) { 7458 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7459 final int callingUid = Binder.getCallingUid(); 7460 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7461 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7462 false /*includeInstantApps*/); 7463 ComponentName comp = intent.getComponent(); 7464 if (comp == null) { 7465 if (intent.getSelector() != null) { 7466 intent = intent.getSelector(); 7467 comp = intent.getComponent(); 7468 } 7469 } 7470 if (comp != null) { 7471 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7472 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7473 if (pi != null) { 7474 // When specifying an explicit component, we prevent the provider from being 7475 // used when either 1) the provider is in an instant application and the 7476 // caller is not the same instant application or 2) the calling package is an 7477 // instant application and the provider is not visible to instant applications. 7478 final boolean matchInstantApp = 7479 (flags & PackageManager.MATCH_INSTANT) != 0; 7480 final boolean matchVisibleToInstantAppOnly = 7481 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7482 final boolean isCallerInstantApp = 7483 instantAppPkgName != null; 7484 final boolean isTargetSameInstantApp = 7485 comp.getPackageName().equals(instantAppPkgName); 7486 final boolean isTargetInstantApp = 7487 (pi.applicationInfo.privateFlags 7488 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7489 final boolean isTargetHiddenFromInstantApp = 7490 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7491 final boolean blockResolution = 7492 !isTargetSameInstantApp 7493 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7494 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7495 && isTargetHiddenFromInstantApp)); 7496 if (!blockResolution) { 7497 final ResolveInfo ri = new ResolveInfo(); 7498 ri.providerInfo = pi; 7499 list.add(ri); 7500 } 7501 } 7502 return list; 7503 } 7504 7505 // reader 7506 synchronized (mPackages) { 7507 String pkgName = intent.getPackage(); 7508 if (pkgName == null) { 7509 return applyPostContentProviderResolutionFilter( 7510 mProviders.queryIntent(intent, resolvedType, flags, userId), 7511 instantAppPkgName); 7512 } 7513 final PackageParser.Package pkg = mPackages.get(pkgName); 7514 if (pkg != null) { 7515 return applyPostContentProviderResolutionFilter( 7516 mProviders.queryIntentForPackage( 7517 intent, resolvedType, flags, pkg.providers, userId), 7518 instantAppPkgName); 7519 } 7520 return Collections.emptyList(); 7521 } 7522 } 7523 7524 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7525 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7526 if (instantAppPkgName == null) { 7527 return resolveInfos; 7528 } 7529 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7530 final ResolveInfo info = resolveInfos.get(i); 7531 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7532 // allow providers that are defined in the provided package 7533 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7534 if (info.providerInfo.splitName != null 7535 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7536 info.providerInfo.splitName)) { 7537 // requested provider is defined in a split that hasn't been installed yet. 7538 // add the installer to the resolve list 7539 if (DEBUG_EPHEMERAL) { 7540 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7541 } 7542 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7543 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7544 info.providerInfo.packageName, info.providerInfo.splitName, 7545 null /*failureActivity*/, info.providerInfo.applicationInfo.versionCode, 7546 null /*failureIntent*/); 7547 // make sure this resolver is the default 7548 installerInfo.isDefault = true; 7549 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7550 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7551 // add a non-generic filter 7552 installerInfo.filter = new IntentFilter(); 7553 // load resources from the correct package 7554 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7555 resolveInfos.set(i, installerInfo); 7556 } 7557 continue; 7558 } 7559 // allow providers that have been explicitly exposed to instant applications 7560 if (!isEphemeralApp 7561 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7562 continue; 7563 } 7564 resolveInfos.remove(i); 7565 } 7566 return resolveInfos; 7567 } 7568 7569 @Override 7570 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7571 final int callingUid = Binder.getCallingUid(); 7572 if (getInstantAppPackageName(callingUid) != null) { 7573 return ParceledListSlice.emptyList(); 7574 } 7575 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7576 flags = updateFlagsForPackage(flags, userId, null); 7577 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7578 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7579 true /* requireFullPermission */, false /* checkShell */, 7580 "get installed packages"); 7581 7582 // writer 7583 synchronized (mPackages) { 7584 ArrayList<PackageInfo> list; 7585 if (listUninstalled) { 7586 list = new ArrayList<>(mSettings.mPackages.size()); 7587 for (PackageSetting ps : mSettings.mPackages.values()) { 7588 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7589 continue; 7590 } 7591 if (filterAppAccessLPr(ps, callingUid, userId)) { 7592 continue; 7593 } 7594 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7595 if (pi != null) { 7596 list.add(pi); 7597 } 7598 } 7599 } else { 7600 list = new ArrayList<>(mPackages.size()); 7601 for (PackageParser.Package p : mPackages.values()) { 7602 final PackageSetting ps = (PackageSetting) p.mExtras; 7603 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7604 continue; 7605 } 7606 if (filterAppAccessLPr(ps, callingUid, userId)) { 7607 continue; 7608 } 7609 final PackageInfo pi = generatePackageInfo((PackageSetting) 7610 p.mExtras, flags, userId); 7611 if (pi != null) { 7612 list.add(pi); 7613 } 7614 } 7615 } 7616 7617 return new ParceledListSlice<>(list); 7618 } 7619 } 7620 7621 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7622 String[] permissions, boolean[] tmp, int flags, int userId) { 7623 int numMatch = 0; 7624 final PermissionsState permissionsState = ps.getPermissionsState(); 7625 for (int i=0; i<permissions.length; i++) { 7626 final String permission = permissions[i]; 7627 if (permissionsState.hasPermission(permission, userId)) { 7628 tmp[i] = true; 7629 numMatch++; 7630 } else { 7631 tmp[i] = false; 7632 } 7633 } 7634 if (numMatch == 0) { 7635 return; 7636 } 7637 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7638 7639 // The above might return null in cases of uninstalled apps or install-state 7640 // skew across users/profiles. 7641 if (pi != null) { 7642 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7643 if (numMatch == permissions.length) { 7644 pi.requestedPermissions = permissions; 7645 } else { 7646 pi.requestedPermissions = new String[numMatch]; 7647 numMatch = 0; 7648 for (int i=0; i<permissions.length; i++) { 7649 if (tmp[i]) { 7650 pi.requestedPermissions[numMatch] = permissions[i]; 7651 numMatch++; 7652 } 7653 } 7654 } 7655 } 7656 list.add(pi); 7657 } 7658 } 7659 7660 @Override 7661 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7662 String[] permissions, int flags, int userId) { 7663 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7664 flags = updateFlagsForPackage(flags, userId, permissions); 7665 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7666 true /* requireFullPermission */, false /* checkShell */, 7667 "get packages holding permissions"); 7668 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7669 7670 // writer 7671 synchronized (mPackages) { 7672 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7673 boolean[] tmpBools = new boolean[permissions.length]; 7674 if (listUninstalled) { 7675 for (PackageSetting ps : mSettings.mPackages.values()) { 7676 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7677 userId); 7678 } 7679 } else { 7680 for (PackageParser.Package pkg : mPackages.values()) { 7681 PackageSetting ps = (PackageSetting)pkg.mExtras; 7682 if (ps != null) { 7683 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7684 userId); 7685 } 7686 } 7687 } 7688 7689 return new ParceledListSlice<PackageInfo>(list); 7690 } 7691 } 7692 7693 @Override 7694 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7695 final int callingUid = Binder.getCallingUid(); 7696 if (getInstantAppPackageName(callingUid) != null) { 7697 return ParceledListSlice.emptyList(); 7698 } 7699 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7700 flags = updateFlagsForApplication(flags, userId, null); 7701 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7702 7703 // writer 7704 synchronized (mPackages) { 7705 ArrayList<ApplicationInfo> list; 7706 if (listUninstalled) { 7707 list = new ArrayList<>(mSettings.mPackages.size()); 7708 for (PackageSetting ps : mSettings.mPackages.values()) { 7709 ApplicationInfo ai; 7710 int effectiveFlags = flags; 7711 if (ps.isSystem()) { 7712 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7713 } 7714 if (ps.pkg != null) { 7715 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7716 continue; 7717 } 7718 if (filterAppAccessLPr(ps, callingUid, userId)) { 7719 continue; 7720 } 7721 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7722 ps.readUserState(userId), userId); 7723 if (ai != null) { 7724 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7725 } 7726 } else { 7727 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7728 // and already converts to externally visible package name 7729 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7730 callingUid, effectiveFlags, userId); 7731 } 7732 if (ai != null) { 7733 list.add(ai); 7734 } 7735 } 7736 } else { 7737 list = new ArrayList<>(mPackages.size()); 7738 for (PackageParser.Package p : mPackages.values()) { 7739 if (p.mExtras != null) { 7740 PackageSetting ps = (PackageSetting) p.mExtras; 7741 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7742 continue; 7743 } 7744 if (filterAppAccessLPr(ps, callingUid, userId)) { 7745 continue; 7746 } 7747 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7748 ps.readUserState(userId), userId); 7749 if (ai != null) { 7750 ai.packageName = resolveExternalPackageNameLPr(p); 7751 list.add(ai); 7752 } 7753 } 7754 } 7755 } 7756 7757 return new ParceledListSlice<>(list); 7758 } 7759 } 7760 7761 @Override 7762 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7763 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7764 return null; 7765 } 7766 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7767 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7768 "getEphemeralApplications"); 7769 } 7770 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7771 true /* requireFullPermission */, false /* checkShell */, 7772 "getEphemeralApplications"); 7773 synchronized (mPackages) { 7774 List<InstantAppInfo> instantApps = mInstantAppRegistry 7775 .getInstantAppsLPr(userId); 7776 if (instantApps != null) { 7777 return new ParceledListSlice<>(instantApps); 7778 } 7779 } 7780 return null; 7781 } 7782 7783 @Override 7784 public boolean isInstantApp(String packageName, int userId) { 7785 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7786 true /* requireFullPermission */, false /* checkShell */, 7787 "isInstantApp"); 7788 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7789 return false; 7790 } 7791 7792 synchronized (mPackages) { 7793 int callingUid = Binder.getCallingUid(); 7794 if (Process.isIsolated(callingUid)) { 7795 callingUid = mIsolatedOwners.get(callingUid); 7796 } 7797 final PackageSetting ps = mSettings.mPackages.get(packageName); 7798 PackageParser.Package pkg = mPackages.get(packageName); 7799 final boolean returnAllowed = 7800 ps != null 7801 && (isCallerSameApp(packageName, callingUid) 7802 || canViewInstantApps(callingUid, userId) 7803 || mInstantAppRegistry.isInstantAccessGranted( 7804 userId, UserHandle.getAppId(callingUid), ps.appId)); 7805 if (returnAllowed) { 7806 return ps.getInstantApp(userId); 7807 } 7808 } 7809 return false; 7810 } 7811 7812 @Override 7813 public byte[] getInstantAppCookie(String packageName, int userId) { 7814 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7815 return null; 7816 } 7817 7818 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7819 true /* requireFullPermission */, false /* checkShell */, 7820 "getInstantAppCookie"); 7821 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7822 return null; 7823 } 7824 synchronized (mPackages) { 7825 return mInstantAppRegistry.getInstantAppCookieLPw( 7826 packageName, userId); 7827 } 7828 } 7829 7830 @Override 7831 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7832 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7833 return true; 7834 } 7835 7836 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7837 true /* requireFullPermission */, true /* checkShell */, 7838 "setInstantAppCookie"); 7839 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7840 return false; 7841 } 7842 synchronized (mPackages) { 7843 return mInstantAppRegistry.setInstantAppCookieLPw( 7844 packageName, cookie, userId); 7845 } 7846 } 7847 7848 @Override 7849 public Bitmap getInstantAppIcon(String packageName, int userId) { 7850 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7851 return null; 7852 } 7853 7854 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7855 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7856 "getInstantAppIcon"); 7857 } 7858 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7859 true /* requireFullPermission */, false /* checkShell */, 7860 "getInstantAppIcon"); 7861 7862 synchronized (mPackages) { 7863 return mInstantAppRegistry.getInstantAppIconLPw( 7864 packageName, userId); 7865 } 7866 } 7867 7868 private boolean isCallerSameApp(String packageName, int uid) { 7869 PackageParser.Package pkg = mPackages.get(packageName); 7870 return pkg != null 7871 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7872 } 7873 7874 @Override 7875 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7876 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7877 return ParceledListSlice.emptyList(); 7878 } 7879 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7880 } 7881 7882 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7883 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7884 7885 // reader 7886 synchronized (mPackages) { 7887 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7888 final int userId = UserHandle.getCallingUserId(); 7889 while (i.hasNext()) { 7890 final PackageParser.Package p = i.next(); 7891 if (p.applicationInfo == null) continue; 7892 7893 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7894 && !p.applicationInfo.isDirectBootAware(); 7895 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7896 && p.applicationInfo.isDirectBootAware(); 7897 7898 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7899 && (!mSafeMode || isSystemApp(p)) 7900 && (matchesUnaware || matchesAware)) { 7901 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7902 if (ps != null) { 7903 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7904 ps.readUserState(userId), userId); 7905 if (ai != null) { 7906 finalList.add(ai); 7907 } 7908 } 7909 } 7910 } 7911 } 7912 7913 return finalList; 7914 } 7915 7916 @Override 7917 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7918 return resolveContentProviderInternal(name, flags, userId); 7919 } 7920 7921 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 7922 if (!sUserManager.exists(userId)) return null; 7923 flags = updateFlagsForComponent(flags, userId, name); 7924 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 7925 // reader 7926 synchronized (mPackages) { 7927 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7928 PackageSetting ps = provider != null 7929 ? mSettings.mPackages.get(provider.owner.packageName) 7930 : null; 7931 if (ps != null) { 7932 final boolean isInstantApp = ps.getInstantApp(userId); 7933 // normal application; filter out instant application provider 7934 if (instantAppPkgName == null && isInstantApp) { 7935 return null; 7936 } 7937 // instant application; filter out other instant applications 7938 if (instantAppPkgName != null 7939 && isInstantApp 7940 && !provider.owner.packageName.equals(instantAppPkgName)) { 7941 return null; 7942 } 7943 // instant application; filter out non-exposed provider 7944 if (instantAppPkgName != null 7945 && !isInstantApp 7946 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 7947 return null; 7948 } 7949 // provider not enabled 7950 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 7951 return null; 7952 } 7953 return PackageParser.generateProviderInfo( 7954 provider, flags, ps.readUserState(userId), userId); 7955 } 7956 return null; 7957 } 7958 } 7959 7960 /** 7961 * @deprecated 7962 */ 7963 @Deprecated 7964 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7965 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7966 return; 7967 } 7968 // reader 7969 synchronized (mPackages) { 7970 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7971 .entrySet().iterator(); 7972 final int userId = UserHandle.getCallingUserId(); 7973 while (i.hasNext()) { 7974 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7975 PackageParser.Provider p = entry.getValue(); 7976 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7977 7978 if (ps != null && p.syncable 7979 && (!mSafeMode || (p.info.applicationInfo.flags 7980 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7981 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7982 ps.readUserState(userId), userId); 7983 if (info != null) { 7984 outNames.add(entry.getKey()); 7985 outInfo.add(info); 7986 } 7987 } 7988 } 7989 } 7990 } 7991 7992 @Override 7993 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7994 int uid, int flags, String metaDataKey) { 7995 final int callingUid = Binder.getCallingUid(); 7996 final int userId = processName != null ? UserHandle.getUserId(uid) 7997 : UserHandle.getCallingUserId(); 7998 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7999 flags = updateFlagsForComponent(flags, userId, processName); 8000 ArrayList<ProviderInfo> finalList = null; 8001 // reader 8002 synchronized (mPackages) { 8003 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8004 while (i.hasNext()) { 8005 final PackageParser.Provider p = i.next(); 8006 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8007 if (ps != null && p.info.authority != null 8008 && (processName == null 8009 || (p.info.processName.equals(processName) 8010 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8011 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8012 8013 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8014 // parameter. 8015 if (metaDataKey != null 8016 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8017 continue; 8018 } 8019 final ComponentName component = 8020 new ComponentName(p.info.packageName, p.info.name); 8021 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8022 continue; 8023 } 8024 if (finalList == null) { 8025 finalList = new ArrayList<ProviderInfo>(3); 8026 } 8027 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8028 ps.readUserState(userId), userId); 8029 if (info != null) { 8030 finalList.add(info); 8031 } 8032 } 8033 } 8034 } 8035 8036 if (finalList != null) { 8037 Collections.sort(finalList, mProviderInitOrderSorter); 8038 return new ParceledListSlice<ProviderInfo>(finalList); 8039 } 8040 8041 return ParceledListSlice.emptyList(); 8042 } 8043 8044 @Override 8045 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8046 // reader 8047 synchronized (mPackages) { 8048 final int callingUid = Binder.getCallingUid(); 8049 final int callingUserId = UserHandle.getUserId(callingUid); 8050 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8051 if (ps == null) return null; 8052 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8053 return null; 8054 } 8055 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8056 return PackageParser.generateInstrumentationInfo(i, flags); 8057 } 8058 } 8059 8060 @Override 8061 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8062 String targetPackage, int flags) { 8063 final int callingUid = Binder.getCallingUid(); 8064 final int callingUserId = UserHandle.getUserId(callingUid); 8065 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8066 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8067 return ParceledListSlice.emptyList(); 8068 } 8069 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8070 } 8071 8072 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8073 int flags) { 8074 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8075 8076 // reader 8077 synchronized (mPackages) { 8078 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8079 while (i.hasNext()) { 8080 final PackageParser.Instrumentation p = i.next(); 8081 if (targetPackage == null 8082 || targetPackage.equals(p.info.targetPackage)) { 8083 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8084 flags); 8085 if (ii != null) { 8086 finalList.add(ii); 8087 } 8088 } 8089 } 8090 } 8091 8092 return finalList; 8093 } 8094 8095 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8096 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8097 try { 8098 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8099 } finally { 8100 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8101 } 8102 } 8103 8104 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8105 final File[] files = scanDir.listFiles(); 8106 if (ArrayUtils.isEmpty(files)) { 8107 Log.d(TAG, "No files in app dir " + scanDir); 8108 return; 8109 } 8110 8111 if (DEBUG_PACKAGE_SCANNING) { 8112 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8113 + " flags=0x" + Integer.toHexString(parseFlags)); 8114 } 8115 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8116 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8117 mParallelPackageParserCallback)) { 8118 // Submit files for parsing in parallel 8119 int fileCount = 0; 8120 for (File file : files) { 8121 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8122 && !PackageInstallerService.isStageName(file.getName()); 8123 if (!isPackage) { 8124 // Ignore entries which are not packages 8125 continue; 8126 } 8127 parallelPackageParser.submit(file, parseFlags); 8128 fileCount++; 8129 } 8130 8131 // Process results one by one 8132 for (; fileCount > 0; fileCount--) { 8133 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8134 Throwable throwable = parseResult.throwable; 8135 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8136 8137 if (throwable == null) { 8138 // TODO(toddke): move lower in the scan chain 8139 // Static shared libraries have synthetic package names 8140 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8141 renameStaticSharedLibraryPackage(parseResult.pkg); 8142 } 8143 try { 8144 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8145 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8146 currentTime, null); 8147 } 8148 } catch (PackageManagerException e) { 8149 errorCode = e.error; 8150 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8151 } 8152 } else if (throwable instanceof PackageParser.PackageParserException) { 8153 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8154 throwable; 8155 errorCode = e.error; 8156 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8157 } else { 8158 throw new IllegalStateException("Unexpected exception occurred while parsing " 8159 + parseResult.scanFile, throwable); 8160 } 8161 8162 // Delete invalid userdata apps 8163 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8164 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8165 logCriticalInfo(Log.WARN, 8166 "Deleting invalid package at " + parseResult.scanFile); 8167 removeCodePathLI(parseResult.scanFile); 8168 } 8169 } 8170 } 8171 } 8172 8173 public static void reportSettingsProblem(int priority, String msg) { 8174 logCriticalInfo(priority, msg); 8175 } 8176 8177 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8178 final @ParseFlags int parseFlags) throws PackageManagerException { 8179 // When upgrading from pre-N MR1, verify the package time stamp using the package 8180 // directory and not the APK file. 8181 final long lastModifiedTime = mIsPreNMR1Upgrade 8182 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8183 if (ps != null 8184 && ps.codePathString.equals(pkg.codePath) 8185 && ps.timeStamp == lastModifiedTime 8186 && !isCompatSignatureUpdateNeeded(pkg) 8187 && !isRecoverSignatureUpdateNeeded(pkg)) { 8188 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 8189 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 8190 ArraySet<PublicKey> signingKs; 8191 synchronized (mPackages) { 8192 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 8193 } 8194 if (ps.signatures.mSignatures != null 8195 && ps.signatures.mSignatures.length != 0 8196 && signingKs != null) { 8197 // Optimization: reuse the existing cached certificates 8198 // if the package appears to be unchanged. 8199 pkg.mSignatures = ps.signatures.mSignatures; 8200 pkg.mSigningKeys = signingKs; 8201 return; 8202 } 8203 8204 Slog.w(TAG, "PackageSetting for " + ps.name 8205 + " is missing signatures. Collecting certs again to recover them."); 8206 } else { 8207 Slog.i(TAG, toString() + " changed; collecting certs"); 8208 } 8209 8210 try { 8211 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8212 PackageParser.collectCertificates(pkg, parseFlags); 8213 } catch (PackageParserException e) { 8214 throw PackageManagerException.from(e); 8215 } finally { 8216 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8217 } 8218 } 8219 8220 /** 8221 * Traces a package scan. 8222 * @see #scanPackageLI(File, int, int, long, UserHandle) 8223 */ 8224 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8225 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8226 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8227 try { 8228 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8229 } finally { 8230 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8231 } 8232 } 8233 8234 /** 8235 * Scans a package and returns the newly parsed package. 8236 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8237 */ 8238 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8239 long currentTime, UserHandle user) throws PackageManagerException { 8240 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8241 PackageParser pp = new PackageParser(); 8242 pp.setSeparateProcesses(mSeparateProcesses); 8243 pp.setOnlyCoreApps(mOnlyCore); 8244 pp.setDisplayMetrics(mMetrics); 8245 pp.setCallback(mPackageParserCallback); 8246 8247 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8248 final PackageParser.Package pkg; 8249 try { 8250 pkg = pp.parsePackage(scanFile, parseFlags); 8251 } catch (PackageParserException e) { 8252 throw PackageManagerException.from(e); 8253 } finally { 8254 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8255 } 8256 8257 // Static shared libraries have synthetic package names 8258 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8259 renameStaticSharedLibraryPackage(pkg); 8260 } 8261 8262 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8263 } 8264 8265 /** 8266 * Scans a package and returns the newly parsed package. 8267 * @throws PackageManagerException on a parse error. 8268 */ 8269 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8270 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8271 @Nullable UserHandle user) 8272 throws PackageManagerException { 8273 // If the package has children and this is the first dive in the function 8274 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8275 // packages (parent and children) would be successfully scanned before the 8276 // actual scan since scanning mutates internal state and we want to atomically 8277 // install the package and its children. 8278 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8279 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8280 scanFlags |= SCAN_CHECK_ONLY; 8281 } 8282 } else { 8283 scanFlags &= ~SCAN_CHECK_ONLY; 8284 } 8285 8286 // Scan the parent 8287 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, parseFlags, 8288 scanFlags, currentTime, user); 8289 8290 // Scan the children 8291 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8292 for (int i = 0; i < childCount; i++) { 8293 PackageParser.Package childPackage = pkg.childPackages.get(i); 8294 scanPackageInternalLI(childPackage, parseFlags, scanFlags, 8295 currentTime, user); 8296 } 8297 8298 8299 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8300 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8301 } 8302 8303 return scannedPkg; 8304 } 8305 8306 /** 8307 * Scans a package and returns the newly parsed package. 8308 * @throws PackageManagerException on a parse error. 8309 */ 8310 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, 8311 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8312 @Nullable UserHandle user) 8313 throws PackageManagerException { 8314 PackageSetting ps = null; 8315 PackageSetting updatedPs; 8316 // reader 8317 synchronized (mPackages) { 8318 // Look to see if we already know about this package. 8319 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 8320 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 8321 // This package has been renamed to its original name. Let's 8322 // use that. 8323 ps = mSettings.getPackageLPr(oldName); 8324 } 8325 // If there was no original package, see one for the real package name. 8326 if (ps == null) { 8327 ps = mSettings.getPackageLPr(pkg.packageName); 8328 } 8329 // Check to see if this package could be hiding/updating a system 8330 // package. Must look for it either under the original or real 8331 // package name depending on our state. 8332 updatedPs = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 8333 if (DEBUG_INSTALL && updatedPs != null) Slog.d(TAG, "updatedPkg = " + updatedPs); 8334 8335 // If this is a package we don't know about on the system partition, we 8336 // may need to remove disabled child packages on the system partition 8337 // or may need to not add child packages if the parent apk is updated 8338 // on the data partition and no longer defines this child package. 8339 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 8340 // If this is a parent package for an updated system app and this system 8341 // app got an OTA update which no longer defines some of the child packages 8342 // we have to prune them from the disabled system packages. 8343 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8344 if (disabledPs != null) { 8345 final int scannedChildCount = (pkg.childPackages != null) 8346 ? pkg.childPackages.size() : 0; 8347 final int disabledChildCount = disabledPs.childPackageNames != null 8348 ? disabledPs.childPackageNames.size() : 0; 8349 for (int i = 0; i < disabledChildCount; i++) { 8350 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 8351 boolean disabledPackageAvailable = false; 8352 for (int j = 0; j < scannedChildCount; j++) { 8353 PackageParser.Package childPkg = pkg.childPackages.get(j); 8354 if (childPkg.packageName.equals(disabledChildPackageName)) { 8355 disabledPackageAvailable = true; 8356 break; 8357 } 8358 } 8359 if (!disabledPackageAvailable) { 8360 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8361 } 8362 } 8363 } 8364 } 8365 } 8366 8367 final boolean isUpdatedPkg = updatedPs != null; 8368 final boolean isUpdatedSystemPkg = isUpdatedPkg && (scanFlags & SCAN_AS_SYSTEM) != 0; 8369 boolean isUpdatedPkgBetter = false; 8370 // First check if this is a system package that may involve an update 8371 if (isUpdatedSystemPkg) { 8372 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8373 // it needs to drop FLAG_PRIVILEGED. 8374 if (locationIsPrivileged(pkg.codePath)) { 8375 updatedPs.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8376 } else { 8377 updatedPs.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8378 } 8379 // If new package is not located in "/oem" (e.g. due to an OTA), 8380 // it needs to drop FLAG_OEM. 8381 if (locationIsOem(pkg.codePath)) { 8382 updatedPs.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 8383 } else { 8384 updatedPs.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_OEM; 8385 } 8386 // If new package is not located in "/vendor" (e.g. due to an OTA), 8387 // it needs to drop FLAG_VENDOR. 8388 if (locationIsVendor(pkg.codePath)) { 8389 updatedPs.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 8390 } else { 8391 updatedPs.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_VENDOR; 8392 } 8393 8394 if (ps != null && !ps.codePathString.equals(pkg.codePath)) { 8395 // The path has changed from what was last scanned... check the 8396 // version of the new path against what we have stored to determine 8397 // what to do. 8398 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8399 if (pkg.getLongVersionCode() <= ps.versionCode) { 8400 // The system package has been updated and the code path does not match 8401 // Ignore entry. Skip it. 8402 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + pkg.codePath 8403 + " ignored: updated version " + ps.versionCode 8404 + " better than this " + pkg.getLongVersionCode()); 8405 if (!updatedPs.codePathString.equals(pkg.codePath)) { 8406 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8407 + ps.name + " changing from " + updatedPs.codePathString 8408 + " to " + pkg.codePath); 8409 final File codePath = new File(pkg.codePath); 8410 updatedPs.codePath = codePath; 8411 updatedPs.codePathString = pkg.codePath; 8412 updatedPs.resourcePath = codePath; 8413 updatedPs.resourcePathString = pkg.codePath; 8414 } 8415 updatedPs.pkg = pkg; 8416 updatedPs.versionCode = pkg.getLongVersionCode(); 8417 8418 // Update the disabled system child packages to point to the package too. 8419 final int childCount = updatedPs.childPackageNames != null 8420 ? updatedPs.childPackageNames.size() : 0; 8421 for (int i = 0; i < childCount; i++) { 8422 String childPackageName = updatedPs.childPackageNames.get(i); 8423 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8424 childPackageName); 8425 if (updatedChildPkg != null) { 8426 updatedChildPkg.pkg = pkg; 8427 updatedChildPkg.versionCode = pkg.getLongVersionCode(); 8428 } 8429 } 8430 } else { 8431 // The current app on the system partition is better than 8432 // what we have updated to on the data partition; switch 8433 // back to the system partition version. 8434 // At this point, its safely assumed that package installation for 8435 // apps in system partition will go through. If not there won't be a working 8436 // version of the app 8437 // writer 8438 synchronized (mPackages) { 8439 // Just remove the loaded entries from package lists. 8440 mPackages.remove(ps.name); 8441 } 8442 8443 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + pkg.codePath 8444 + " reverting from " + ps.codePathString 8445 + ": new version " + pkg.getLongVersionCode() 8446 + " better than installed " + ps.versionCode); 8447 8448 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8449 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8450 synchronized (mInstallLock) { 8451 args.cleanUpResourcesLI(); 8452 } 8453 synchronized (mPackages) { 8454 mSettings.enableSystemPackageLPw(ps.name); 8455 } 8456 isUpdatedPkgBetter = true; 8457 } 8458 } 8459 } 8460 8461 String resourcePath = null; 8462 String baseResourcePath = null; 8463 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !isUpdatedPkgBetter) { 8464 if (ps != null && ps.resourcePathString != null) { 8465 resourcePath = ps.resourcePathString; 8466 baseResourcePath = ps.resourcePathString; 8467 } else { 8468 // Should not happen at all. Just log an error. 8469 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8470 } 8471 } else { 8472 resourcePath = pkg.codePath; 8473 baseResourcePath = pkg.baseCodePath; 8474 } 8475 8476 // Set application objects path explicitly. 8477 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8478 pkg.setApplicationInfoCodePath(pkg.codePath); 8479 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8480 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8481 pkg.setApplicationInfoResourcePath(resourcePath); 8482 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8483 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8484 8485 // throw an exception if we have an update to a system application, but, it's not more 8486 // recent than the package we've already scanned 8487 if (isUpdatedSystemPkg && !isUpdatedPkgBetter) { 8488 // Set CPU Abis to application info. 8489 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 8490 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, updatedPs); 8491 derivePackageAbi(pkg, cpuAbiOverride, false); 8492 } else { 8493 pkg.applicationInfo.primaryCpuAbi = updatedPs.primaryCpuAbiString; 8494 pkg.applicationInfo.secondaryCpuAbi = updatedPs.secondaryCpuAbiString; 8495 } 8496 pkg.mExtras = updatedPs; 8497 8498 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8499 + pkg.codePath + " ignored: updated version " + updatedPs.versionCode 8500 + " better than this " + pkg.getLongVersionCode()); 8501 } 8502 8503 if (isUpdatedPkg) { 8504 // updated system applications don't initially have the SCAN_AS_SYSTEM flag set 8505 scanFlags |= SCAN_AS_SYSTEM; 8506 8507 // An updated privileged application will not have the PARSE_IS_PRIVILEGED 8508 // flag set initially 8509 if ((updatedPs.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8510 scanFlags |= SCAN_AS_PRIVILEGED; 8511 } 8512 8513 // An updated OEM app will not have the SCAN_AS_OEM 8514 // flag set initially 8515 if ((updatedPs.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 8516 scanFlags |= SCAN_AS_OEM; 8517 } 8518 8519 // An updated vendor app will not have the SCAN_AS_VENDOR 8520 // flag set initially 8521 if ((updatedPs.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 8522 scanFlags |= SCAN_AS_VENDOR; 8523 } 8524 } 8525 8526 // Verify certificates against what was last scanned 8527 collectCertificatesLI(ps, pkg, parseFlags); 8528 8529 /* 8530 * A new system app appeared, but we already had a non-system one of the 8531 * same name installed earlier. 8532 */ 8533 boolean shouldHideSystemApp = false; 8534 if (!isUpdatedPkg && ps != null 8535 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8536 /* 8537 * Check to make sure the signatures match first. If they don't, 8538 * wipe the installed application and its data. 8539 */ 8540 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8541 != PackageManager.SIGNATURE_MATCH) { 8542 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8543 + " signatures don't match existing userdata copy; removing"); 8544 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8545 "scanPackageInternalLI")) { 8546 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8547 } 8548 ps = null; 8549 } else { 8550 /* 8551 * If the newly-added system app is an older version than the 8552 * already installed version, hide it. It will be scanned later 8553 * and re-added like an update. 8554 */ 8555 if (pkg.getLongVersionCode() <= ps.versionCode) { 8556 shouldHideSystemApp = true; 8557 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + pkg.codePath 8558 + " but new version " + pkg.getLongVersionCode() 8559 + " better than installed " + ps.versionCode + "; hiding system"); 8560 } else { 8561 /* 8562 * The newly found system app is a newer version that the 8563 * one previously installed. Simply remove the 8564 * already-installed application and replace it with our own 8565 * while keeping the application data. 8566 */ 8567 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + pkg.codePath 8568 + " reverting from " + ps.codePathString + ": new version " 8569 + pkg.getLongVersionCode() + " better than installed " 8570 + ps.versionCode); 8571 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8572 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8573 synchronized (mInstallLock) { 8574 args.cleanUpResourcesLI(); 8575 } 8576 } 8577 } 8578 } 8579 8580 // The apk is forward locked (not public) if its code and resources 8581 // are kept in different files. (except for app in either system or 8582 // vendor path). 8583 // TODO grab this value from PackageSettings 8584 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8585 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8586 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 8587 } 8588 } 8589 8590 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8591 if (ps != null && ps.getInstantApp(userId)) { 8592 scanFlags |= SCAN_AS_INSTANT_APP; 8593 } 8594 if (ps != null && ps.getVirtulalPreload(userId)) { 8595 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 8596 } 8597 8598 // Note that we invoke the following method only if we are about to unpack an application 8599 PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8600 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8601 8602 /* 8603 * If the system app should be overridden by a previously installed 8604 * data, hide the system app now and let the /data/app scan pick it up 8605 * again. 8606 */ 8607 if (shouldHideSystemApp) { 8608 synchronized (mPackages) { 8609 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8610 } 8611 } 8612 8613 return scannedPkg; 8614 } 8615 8616 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8617 // Derive the new package synthetic package name 8618 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8619 + pkg.staticSharedLibVersion); 8620 } 8621 8622 private static String fixProcessName(String defProcessName, 8623 String processName) { 8624 if (processName == null) { 8625 return defProcessName; 8626 } 8627 return processName; 8628 } 8629 8630 /** 8631 * Enforces that only the system UID or root's UID can call a method exposed 8632 * via Binder. 8633 * 8634 * @param message used as message if SecurityException is thrown 8635 * @throws SecurityException if the caller is not system or root 8636 */ 8637 private static final void enforceSystemOrRoot(String message) { 8638 final int uid = Binder.getCallingUid(); 8639 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8640 throw new SecurityException(message); 8641 } 8642 } 8643 8644 @Override 8645 public void performFstrimIfNeeded() { 8646 enforceSystemOrRoot("Only the system can request fstrim"); 8647 8648 // Before everything else, see whether we need to fstrim. 8649 try { 8650 IStorageManager sm = PackageHelper.getStorageManager(); 8651 if (sm != null) { 8652 boolean doTrim = false; 8653 final long interval = android.provider.Settings.Global.getLong( 8654 mContext.getContentResolver(), 8655 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8656 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8657 if (interval > 0) { 8658 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8659 if (timeSinceLast > interval) { 8660 doTrim = true; 8661 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8662 + "; running immediately"); 8663 } 8664 } 8665 if (doTrim) { 8666 final boolean dexOptDialogShown; 8667 synchronized (mPackages) { 8668 dexOptDialogShown = mDexOptDialogShown; 8669 } 8670 if (!isFirstBoot() && dexOptDialogShown) { 8671 try { 8672 ActivityManager.getService().showBootMessage( 8673 mContext.getResources().getString( 8674 R.string.android_upgrading_fstrim), true); 8675 } catch (RemoteException e) { 8676 } 8677 } 8678 sm.runMaintenance(); 8679 } 8680 } else { 8681 Slog.e(TAG, "storageManager service unavailable!"); 8682 } 8683 } catch (RemoteException e) { 8684 // Can't happen; StorageManagerService is local 8685 } 8686 } 8687 8688 @Override 8689 public void updatePackagesIfNeeded() { 8690 enforceSystemOrRoot("Only the system can request package update"); 8691 8692 // We need to re-extract after an OTA. 8693 boolean causeUpgrade = isUpgrade(); 8694 8695 // First boot or factory reset. 8696 // Note: we also handle devices that are upgrading to N right now as if it is their 8697 // first boot, as they do not have profile data. 8698 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8699 8700 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8701 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8702 8703 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8704 return; 8705 } 8706 8707 List<PackageParser.Package> pkgs; 8708 synchronized (mPackages) { 8709 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8710 } 8711 8712 final long startTime = System.nanoTime(); 8713 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8714 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8715 false /* bootComplete */); 8716 8717 final int elapsedTimeSeconds = 8718 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8719 8720 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8721 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8722 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8723 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8724 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8725 } 8726 8727 /* 8728 * Return the prebuilt profile path given a package base code path. 8729 */ 8730 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8731 return pkg.baseCodePath + ".prof"; 8732 } 8733 8734 /** 8735 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8736 * containing statistics about the invocation. The array consists of three elements, 8737 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8738 * and {@code numberOfPackagesFailed}. 8739 */ 8740 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8741 final String compilerFilter, boolean bootComplete) { 8742 8743 int numberOfPackagesVisited = 0; 8744 int numberOfPackagesOptimized = 0; 8745 int numberOfPackagesSkipped = 0; 8746 int numberOfPackagesFailed = 0; 8747 final int numberOfPackagesToDexopt = pkgs.size(); 8748 8749 for (PackageParser.Package pkg : pkgs) { 8750 numberOfPackagesVisited++; 8751 8752 boolean useProfileForDexopt = false; 8753 8754 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8755 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8756 // that are already compiled. 8757 File profileFile = new File(getPrebuildProfilePath(pkg)); 8758 // Copy profile if it exists. 8759 if (profileFile.exists()) { 8760 try { 8761 // We could also do this lazily before calling dexopt in 8762 // PackageDexOptimizer to prevent this happening on first boot. The issue 8763 // is that we don't have a good way to say "do this only once". 8764 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8765 pkg.applicationInfo.uid, pkg.packageName)) { 8766 Log.e(TAG, "Installer failed to copy system profile!"); 8767 } else { 8768 // Disabled as this causes speed-profile compilation during first boot 8769 // even if things are already compiled. 8770 // useProfileForDexopt = true; 8771 } 8772 } catch (Exception e) { 8773 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8774 e); 8775 } 8776 } else { 8777 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8778 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8779 // minimize the number off apps being speed-profile compiled during first boot. 8780 // The other paths will not change the filter. 8781 if (disabledPs != null && disabledPs.pkg.isStub) { 8782 // The package is the stub one, remove the stub suffix to get the normal 8783 // package and APK names. 8784 String systemProfilePath = 8785 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8786 profileFile = new File(systemProfilePath); 8787 // If we have a profile for a compressed APK, copy it to the reference 8788 // location. 8789 // Note that copying the profile here will cause it to override the 8790 // reference profile every OTA even though the existing reference profile 8791 // may have more data. We can't copy during decompression since the 8792 // directories are not set up at that point. 8793 if (profileFile.exists()) { 8794 try { 8795 // We could also do this lazily before calling dexopt in 8796 // PackageDexOptimizer to prevent this happening on first boot. The 8797 // issue is that we don't have a good way to say "do this only 8798 // once". 8799 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8800 pkg.applicationInfo.uid, pkg.packageName)) { 8801 Log.e(TAG, "Failed to copy system profile for stub package!"); 8802 } else { 8803 useProfileForDexopt = true; 8804 } 8805 } catch (Exception e) { 8806 Log.e(TAG, "Failed to copy profile " + 8807 profileFile.getAbsolutePath() + " ", e); 8808 } 8809 } 8810 } 8811 } 8812 } 8813 8814 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8815 if (DEBUG_DEXOPT) { 8816 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8817 } 8818 numberOfPackagesSkipped++; 8819 continue; 8820 } 8821 8822 if (DEBUG_DEXOPT) { 8823 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8824 numberOfPackagesToDexopt + ": " + pkg.packageName); 8825 } 8826 8827 if (showDialog) { 8828 try { 8829 ActivityManager.getService().showBootMessage( 8830 mContext.getResources().getString(R.string.android_upgrading_apk, 8831 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8832 } catch (RemoteException e) { 8833 } 8834 synchronized (mPackages) { 8835 mDexOptDialogShown = true; 8836 } 8837 } 8838 8839 String pkgCompilerFilter = compilerFilter; 8840 if (useProfileForDexopt) { 8841 // Use background dexopt mode to try and use the profile. Note that this does not 8842 // guarantee usage of the profile. 8843 pkgCompilerFilter = 8844 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 8845 PackageManagerService.REASON_BACKGROUND_DEXOPT); 8846 } 8847 8848 // checkProfiles is false to avoid merging profiles during boot which 8849 // might interfere with background compilation (b/28612421). 8850 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8851 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8852 // trade-off worth doing to save boot time work. 8853 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 8854 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 8855 pkg.packageName, 8856 pkgCompilerFilter, 8857 dexoptFlags)); 8858 8859 switch (primaryDexOptStaus) { 8860 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8861 numberOfPackagesOptimized++; 8862 break; 8863 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8864 numberOfPackagesSkipped++; 8865 break; 8866 case PackageDexOptimizer.DEX_OPT_FAILED: 8867 numberOfPackagesFailed++; 8868 break; 8869 default: 8870 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 8871 break; 8872 } 8873 } 8874 8875 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8876 numberOfPackagesFailed }; 8877 } 8878 8879 @Override 8880 public void notifyPackageUse(String packageName, int reason) { 8881 synchronized (mPackages) { 8882 final int callingUid = Binder.getCallingUid(); 8883 final int callingUserId = UserHandle.getUserId(callingUid); 8884 if (getInstantAppPackageName(callingUid) != null) { 8885 if (!isCallerSameApp(packageName, callingUid)) { 8886 return; 8887 } 8888 } else { 8889 if (isInstantApp(packageName, callingUserId)) { 8890 return; 8891 } 8892 } 8893 notifyPackageUseLocked(packageName, reason); 8894 } 8895 } 8896 8897 private void notifyPackageUseLocked(String packageName, int reason) { 8898 final PackageParser.Package p = mPackages.get(packageName); 8899 if (p == null) { 8900 return; 8901 } 8902 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8903 } 8904 8905 @Override 8906 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 8907 List<String> classPaths, String loaderIsa) { 8908 int userId = UserHandle.getCallingUserId(); 8909 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8910 if (ai == null) { 8911 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8912 + loadingPackageName + ", user=" + userId); 8913 return; 8914 } 8915 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 8916 } 8917 8918 @Override 8919 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 8920 IDexModuleRegisterCallback callback) { 8921 int userId = UserHandle.getCallingUserId(); 8922 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 8923 DexManager.RegisterDexModuleResult result; 8924 if (ai == null) { 8925 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 8926 " calling user. package=" + packageName + ", user=" + userId); 8927 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 8928 } else { 8929 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 8930 } 8931 8932 if (callback != null) { 8933 mHandler.post(() -> { 8934 try { 8935 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 8936 } catch (RemoteException e) { 8937 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 8938 } 8939 }); 8940 } 8941 } 8942 8943 /** 8944 * Ask the package manager to perform a dex-opt with the given compiler filter. 8945 * 8946 * Note: exposed only for the shell command to allow moving packages explicitly to a 8947 * definite state. 8948 */ 8949 @Override 8950 public boolean performDexOptMode(String packageName, 8951 boolean checkProfiles, String targetCompilerFilter, boolean force, 8952 boolean bootComplete, String splitName) { 8953 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 8954 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 8955 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 8956 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 8957 splitName, flags)); 8958 } 8959 8960 /** 8961 * Ask the package manager to perform a dex-opt with the given compiler filter on the 8962 * secondary dex files belonging to the given package. 8963 * 8964 * Note: exposed only for the shell command to allow moving packages explicitly to a 8965 * definite state. 8966 */ 8967 @Override 8968 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8969 boolean force) { 8970 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 8971 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 8972 DexoptOptions.DEXOPT_BOOT_COMPLETE | 8973 (force ? DexoptOptions.DEXOPT_FORCE : 0); 8974 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 8975 } 8976 8977 /*package*/ boolean performDexOpt(DexoptOptions options) { 8978 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8979 return false; 8980 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 8981 return false; 8982 } 8983 8984 if (options.isDexoptOnlySecondaryDex()) { 8985 return mDexManager.dexoptSecondaryDex(options); 8986 } else { 8987 int dexoptStatus = performDexOptWithStatus(options); 8988 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8989 } 8990 } 8991 8992 /** 8993 * Perform dexopt on the given package and return one of following result: 8994 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 8995 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 8996 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 8997 */ 8998 /* package */ int performDexOptWithStatus(DexoptOptions options) { 8999 return performDexOptTraced(options); 9000 } 9001 9002 private int performDexOptTraced(DexoptOptions options) { 9003 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9004 try { 9005 return performDexOptInternal(options); 9006 } finally { 9007 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9008 } 9009 } 9010 9011 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9012 // if the package can now be considered up to date for the given filter. 9013 private int performDexOptInternal(DexoptOptions options) { 9014 PackageParser.Package p; 9015 synchronized (mPackages) { 9016 p = mPackages.get(options.getPackageName()); 9017 if (p == null) { 9018 // Package could not be found. Report failure. 9019 return PackageDexOptimizer.DEX_OPT_FAILED; 9020 } 9021 mPackageUsage.maybeWriteAsync(mPackages); 9022 mCompilerStats.maybeWriteAsync(); 9023 } 9024 long callingId = Binder.clearCallingIdentity(); 9025 try { 9026 synchronized (mInstallLock) { 9027 return performDexOptInternalWithDependenciesLI(p, options); 9028 } 9029 } finally { 9030 Binder.restoreCallingIdentity(callingId); 9031 } 9032 } 9033 9034 public ArraySet<String> getOptimizablePackages() { 9035 ArraySet<String> pkgs = new ArraySet<String>(); 9036 synchronized (mPackages) { 9037 for (PackageParser.Package p : mPackages.values()) { 9038 if (PackageDexOptimizer.canOptimizePackage(p)) { 9039 pkgs.add(p.packageName); 9040 } 9041 } 9042 } 9043 return pkgs; 9044 } 9045 9046 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9047 DexoptOptions options) { 9048 // Select the dex optimizer based on the force parameter. 9049 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9050 // allocate an object here. 9051 PackageDexOptimizer pdo = options.isForce() 9052 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9053 : mPackageDexOptimizer; 9054 9055 // Dexopt all dependencies first. Note: we ignore the return value and march on 9056 // on errors. 9057 // Note that we are going to call performDexOpt on those libraries as many times as 9058 // they are referenced in packages. When we do a batch of performDexOpt (for example 9059 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9060 // and the first package that uses the library will dexopt it. The 9061 // others will see that the compiled code for the library is up to date. 9062 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9063 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9064 if (!deps.isEmpty()) { 9065 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9066 options.getCompilerFilter(), options.getSplitName(), 9067 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9068 for (PackageParser.Package depPackage : deps) { 9069 // TODO: Analyze and investigate if we (should) profile libraries. 9070 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9071 getOrCreateCompilerPackageStats(depPackage), 9072 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9073 } 9074 } 9075 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9076 getOrCreateCompilerPackageStats(p), 9077 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9078 } 9079 9080 /** 9081 * Reconcile the information we have about the secondary dex files belonging to 9082 * {@code packagName} and the actual dex files. For all dex files that were 9083 * deleted, update the internal records and delete the generated oat files. 9084 */ 9085 @Override 9086 public void reconcileSecondaryDexFiles(String packageName) { 9087 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9088 return; 9089 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9090 return; 9091 } 9092 mDexManager.reconcileSecondaryDexFiles(packageName); 9093 } 9094 9095 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9096 // a reference there. 9097 /*package*/ DexManager getDexManager() { 9098 return mDexManager; 9099 } 9100 9101 /** 9102 * Execute the background dexopt job immediately. 9103 */ 9104 @Override 9105 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9106 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9107 return false; 9108 } 9109 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9110 } 9111 9112 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9113 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9114 || p.usesStaticLibraries != null) { 9115 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9116 Set<String> collectedNames = new HashSet<>(); 9117 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9118 9119 retValue.remove(p); 9120 9121 return retValue; 9122 } else { 9123 return Collections.emptyList(); 9124 } 9125 } 9126 9127 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9128 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9129 if (!collectedNames.contains(p.packageName)) { 9130 collectedNames.add(p.packageName); 9131 collected.add(p); 9132 9133 if (p.usesLibraries != null) { 9134 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9135 null, collected, collectedNames); 9136 } 9137 if (p.usesOptionalLibraries != null) { 9138 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9139 null, collected, collectedNames); 9140 } 9141 if (p.usesStaticLibraries != null) { 9142 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9143 p.usesStaticLibrariesVersions, collected, collectedNames); 9144 } 9145 } 9146 } 9147 9148 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9149 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9150 final int libNameCount = libs.size(); 9151 for (int i = 0; i < libNameCount; i++) { 9152 String libName = libs.get(i); 9153 long version = (versions != null && versions.length == libNameCount) 9154 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9155 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9156 if (libPkg != null) { 9157 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9158 } 9159 } 9160 } 9161 9162 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9163 synchronized (mPackages) { 9164 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9165 if (libEntry != null) { 9166 return mPackages.get(libEntry.apk); 9167 } 9168 return null; 9169 } 9170 } 9171 9172 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9173 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9174 if (versionedLib == null) { 9175 return null; 9176 } 9177 return versionedLib.get(version); 9178 } 9179 9180 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9181 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9182 pkg.staticSharedLibName); 9183 if (versionedLib == null) { 9184 return null; 9185 } 9186 long previousLibVersion = -1; 9187 final int versionCount = versionedLib.size(); 9188 for (int i = 0; i < versionCount; i++) { 9189 final long libVersion = versionedLib.keyAt(i); 9190 if (libVersion < pkg.staticSharedLibVersion) { 9191 previousLibVersion = Math.max(previousLibVersion, libVersion); 9192 } 9193 } 9194 if (previousLibVersion >= 0) { 9195 return versionedLib.get(previousLibVersion); 9196 } 9197 return null; 9198 } 9199 9200 public void shutdown() { 9201 mPackageUsage.writeNow(mPackages); 9202 mCompilerStats.writeNow(); 9203 mDexManager.writePackageDexUsageNow(); 9204 } 9205 9206 @Override 9207 public void dumpProfiles(String packageName) { 9208 PackageParser.Package pkg; 9209 synchronized (mPackages) { 9210 pkg = mPackages.get(packageName); 9211 if (pkg == null) { 9212 throw new IllegalArgumentException("Unknown package: " + packageName); 9213 } 9214 } 9215 /* Only the shell, root, or the app user should be able to dump profiles. */ 9216 int callingUid = Binder.getCallingUid(); 9217 if (callingUid != Process.SHELL_UID && 9218 callingUid != Process.ROOT_UID && 9219 callingUid != pkg.applicationInfo.uid) { 9220 throw new SecurityException("dumpProfiles"); 9221 } 9222 9223 synchronized (mInstallLock) { 9224 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9225 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 9226 try { 9227 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 9228 String codePaths = TextUtils.join(";", allCodePaths); 9229 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 9230 } catch (InstallerException e) { 9231 Slog.w(TAG, "Failed to dump profiles", e); 9232 } 9233 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9234 } 9235 } 9236 9237 @Override 9238 public void forceDexOpt(String packageName) { 9239 enforceSystemOrRoot("forceDexOpt"); 9240 9241 PackageParser.Package pkg; 9242 synchronized (mPackages) { 9243 pkg = mPackages.get(packageName); 9244 if (pkg == null) { 9245 throw new IllegalArgumentException("Unknown package: " + packageName); 9246 } 9247 } 9248 9249 synchronized (mInstallLock) { 9250 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9251 9252 // Whoever is calling forceDexOpt wants a compiled package. 9253 // Don't use profiles since that may cause compilation to be skipped. 9254 final int res = performDexOptInternalWithDependenciesLI( 9255 pkg, 9256 new DexoptOptions(packageName, 9257 getDefaultCompilerFilter(), 9258 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9259 9260 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9261 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9262 throw new IllegalStateException("Failed to dexopt: " + res); 9263 } 9264 } 9265 } 9266 9267 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9268 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9269 Slog.w(TAG, "Unable to update from " + oldPkg.name 9270 + " to " + newPkg.packageName 9271 + ": old package not in system partition"); 9272 return false; 9273 } else if (mPackages.get(oldPkg.name) != null) { 9274 Slog.w(TAG, "Unable to update from " + oldPkg.name 9275 + " to " + newPkg.packageName 9276 + ": old package still exists"); 9277 return false; 9278 } 9279 return true; 9280 } 9281 9282 void removeCodePathLI(File codePath) { 9283 if (codePath.isDirectory()) { 9284 try { 9285 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9286 } catch (InstallerException e) { 9287 Slog.w(TAG, "Failed to remove code path", e); 9288 } 9289 } else { 9290 codePath.delete(); 9291 } 9292 } 9293 9294 private int[] resolveUserIds(int userId) { 9295 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9296 } 9297 9298 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9299 if (pkg == null) { 9300 Slog.wtf(TAG, "Package was null!", new Throwable()); 9301 return; 9302 } 9303 clearAppDataLeafLIF(pkg, userId, flags); 9304 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9305 for (int i = 0; i < childCount; i++) { 9306 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9307 } 9308 } 9309 9310 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9311 final PackageSetting ps; 9312 synchronized (mPackages) { 9313 ps = mSettings.mPackages.get(pkg.packageName); 9314 } 9315 for (int realUserId : resolveUserIds(userId)) { 9316 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9317 try { 9318 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9319 ceDataInode); 9320 } catch (InstallerException e) { 9321 Slog.w(TAG, String.valueOf(e)); 9322 } 9323 } 9324 } 9325 9326 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9327 if (pkg == null) { 9328 Slog.wtf(TAG, "Package was null!", new Throwable()); 9329 return; 9330 } 9331 destroyAppDataLeafLIF(pkg, userId, flags); 9332 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9333 for (int i = 0; i < childCount; i++) { 9334 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9335 } 9336 } 9337 9338 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9339 final PackageSetting ps; 9340 synchronized (mPackages) { 9341 ps = mSettings.mPackages.get(pkg.packageName); 9342 } 9343 for (int realUserId : resolveUserIds(userId)) { 9344 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9345 try { 9346 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9347 ceDataInode); 9348 } catch (InstallerException e) { 9349 Slog.w(TAG, String.valueOf(e)); 9350 } 9351 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9352 } 9353 } 9354 9355 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9356 if (pkg == null) { 9357 Slog.wtf(TAG, "Package was null!", new Throwable()); 9358 return; 9359 } 9360 destroyAppProfilesLeafLIF(pkg); 9361 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9362 for (int i = 0; i < childCount; i++) { 9363 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9364 } 9365 } 9366 9367 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9368 try { 9369 mInstaller.destroyAppProfiles(pkg.packageName); 9370 } catch (InstallerException e) { 9371 Slog.w(TAG, String.valueOf(e)); 9372 } 9373 } 9374 9375 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9376 if (pkg == null) { 9377 Slog.wtf(TAG, "Package was null!", new Throwable()); 9378 return; 9379 } 9380 clearAppProfilesLeafLIF(pkg); 9381 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9382 for (int i = 0; i < childCount; i++) { 9383 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 9384 } 9385 } 9386 9387 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9388 try { 9389 mInstaller.clearAppProfiles(pkg.packageName); 9390 } catch (InstallerException e) { 9391 Slog.w(TAG, String.valueOf(e)); 9392 } 9393 } 9394 9395 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9396 long lastUpdateTime) { 9397 // Set parent install/update time 9398 PackageSetting ps = (PackageSetting) pkg.mExtras; 9399 if (ps != null) { 9400 ps.firstInstallTime = firstInstallTime; 9401 ps.lastUpdateTime = lastUpdateTime; 9402 } 9403 // Set children install/update time 9404 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9405 for (int i = 0; i < childCount; i++) { 9406 PackageParser.Package childPkg = pkg.childPackages.get(i); 9407 ps = (PackageSetting) childPkg.mExtras; 9408 if (ps != null) { 9409 ps.firstInstallTime = firstInstallTime; 9410 ps.lastUpdateTime = lastUpdateTime; 9411 } 9412 } 9413 } 9414 9415 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9416 SharedLibraryEntry file, 9417 PackageParser.Package changingLib) { 9418 if (file.path != null) { 9419 usesLibraryFiles.add(file.path); 9420 return; 9421 } 9422 PackageParser.Package p = mPackages.get(file.apk); 9423 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9424 // If we are doing this while in the middle of updating a library apk, 9425 // then we need to make sure to use that new apk for determining the 9426 // dependencies here. (We haven't yet finished committing the new apk 9427 // to the package manager state.) 9428 if (p == null || p.packageName.equals(changingLib.packageName)) { 9429 p = changingLib; 9430 } 9431 } 9432 if (p != null) { 9433 usesLibraryFiles.addAll(p.getAllCodePaths()); 9434 if (p.usesLibraryFiles != null) { 9435 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9436 } 9437 } 9438 } 9439 9440 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9441 PackageParser.Package changingLib) throws PackageManagerException { 9442 if (pkg == null) { 9443 return; 9444 } 9445 // The collection used here must maintain the order of addition (so 9446 // that libraries are searched in the correct order) and must have no 9447 // duplicates. 9448 Set<String> usesLibraryFiles = null; 9449 if (pkg.usesLibraries != null) { 9450 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9451 null, null, pkg.packageName, changingLib, true, 9452 pkg.applicationInfo.targetSdkVersion, null); 9453 } 9454 if (pkg.usesStaticLibraries != null) { 9455 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9456 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9457 pkg.packageName, changingLib, true, 9458 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9459 } 9460 if (pkg.usesOptionalLibraries != null) { 9461 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9462 null, null, pkg.packageName, changingLib, false, 9463 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9464 } 9465 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9466 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9467 } else { 9468 pkg.usesLibraryFiles = null; 9469 } 9470 } 9471 9472 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9473 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9474 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9475 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9476 throws PackageManagerException { 9477 final int libCount = requestedLibraries.size(); 9478 for (int i = 0; i < libCount; i++) { 9479 final String libName = requestedLibraries.get(i); 9480 final long libVersion = requiredVersions != null ? requiredVersions[i] 9481 : SharedLibraryInfo.VERSION_UNDEFINED; 9482 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9483 if (libEntry == null) { 9484 if (required) { 9485 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9486 "Package " + packageName + " requires unavailable shared library " 9487 + libName + "; failing!"); 9488 } else if (DEBUG_SHARED_LIBRARIES) { 9489 Slog.i(TAG, "Package " + packageName 9490 + " desires unavailable shared library " 9491 + libName + "; ignoring!"); 9492 } 9493 } else { 9494 if (requiredVersions != null && requiredCertDigests != null) { 9495 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9496 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9497 "Package " + packageName + " requires unavailable static shared" 9498 + " library " + libName + " version " 9499 + libEntry.info.getLongVersion() + "; failing!"); 9500 } 9501 9502 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9503 if (libPkg == null) { 9504 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9505 "Package " + packageName + " requires unavailable static shared" 9506 + " library; failing!"); 9507 } 9508 9509 final String[] expectedCertDigests = requiredCertDigests[i]; 9510 // For apps targeting O MR1 we require explicit enumeration of all certs. 9511 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9512 ? PackageUtils.computeSignaturesSha256Digests(libPkg.mSignatures) 9513 : PackageUtils.computeSignaturesSha256Digests( 9514 new Signature[]{libPkg.mSignatures[0]}); 9515 9516 // Take a shortcut if sizes don't match. Note that if an app doesn't 9517 // target O we don't parse the "additional-certificate" tags similarly 9518 // how we only consider all certs only for apps targeting O (see above). 9519 // Therefore, the size check is safe to make. 9520 if (expectedCertDigests.length != libCertDigests.length) { 9521 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9522 "Package " + packageName + " requires differently signed" + 9523 " static shared library; failing!"); 9524 } 9525 9526 // Use a predictable order as signature order may vary 9527 Arrays.sort(libCertDigests); 9528 Arrays.sort(expectedCertDigests); 9529 9530 final int certCount = libCertDigests.length; 9531 for (int j = 0; j < certCount; j++) { 9532 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9533 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9534 "Package " + packageName + " requires differently signed" + 9535 " static shared library; failing!"); 9536 } 9537 } 9538 } 9539 9540 if (outUsedLibraries == null) { 9541 // Use LinkedHashSet to preserve the order of files added to 9542 // usesLibraryFiles while eliminating duplicates. 9543 outUsedLibraries = new LinkedHashSet<>(); 9544 } 9545 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9546 } 9547 } 9548 return outUsedLibraries; 9549 } 9550 9551 private static boolean hasString(List<String> list, List<String> which) { 9552 if (list == null) { 9553 return false; 9554 } 9555 for (int i=list.size()-1; i>=0; i--) { 9556 for (int j=which.size()-1; j>=0; j--) { 9557 if (which.get(j).equals(list.get(i))) { 9558 return true; 9559 } 9560 } 9561 } 9562 return false; 9563 } 9564 9565 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9566 PackageParser.Package changingPkg) { 9567 ArrayList<PackageParser.Package> res = null; 9568 for (PackageParser.Package pkg : mPackages.values()) { 9569 if (changingPkg != null 9570 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9571 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9572 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9573 changingPkg.staticSharedLibName)) { 9574 return null; 9575 } 9576 if (res == null) { 9577 res = new ArrayList<>(); 9578 } 9579 res.add(pkg); 9580 try { 9581 updateSharedLibrariesLPr(pkg, changingPkg); 9582 } catch (PackageManagerException e) { 9583 // If a system app update or an app and a required lib missing we 9584 // delete the package and for updated system apps keep the data as 9585 // it is better for the user to reinstall than to be in an limbo 9586 // state. Also libs disappearing under an app should never happen 9587 // - just in case. 9588 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9589 final int flags = pkg.isUpdatedSystemApp() 9590 ? PackageManager.DELETE_KEEP_DATA : 0; 9591 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9592 flags , null, true, null); 9593 } 9594 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9595 } 9596 } 9597 return res; 9598 } 9599 9600 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9601 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9602 @Nullable UserHandle user) throws PackageManagerException { 9603 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9604 // If the package has children and this is the first dive in the function 9605 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9606 // whether all packages (parent and children) would be successfully scanned 9607 // before the actual scan since scanning mutates internal state and we want 9608 // to atomically install the package and its children. 9609 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9610 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9611 scanFlags |= SCAN_CHECK_ONLY; 9612 } 9613 } else { 9614 scanFlags &= ~SCAN_CHECK_ONLY; 9615 } 9616 9617 final PackageParser.Package scannedPkg; 9618 try { 9619 // Scan the parent 9620 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9621 // Scan the children 9622 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9623 for (int i = 0; i < childCount; i++) { 9624 PackageParser.Package childPkg = pkg.childPackages.get(i); 9625 scanPackageNewLI(childPkg, parseFlags, 9626 scanFlags, currentTime, user); 9627 } 9628 } finally { 9629 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9630 } 9631 9632 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9633 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9634 } 9635 9636 return scannedPkg; 9637 } 9638 9639 /** The result of a package scan. */ 9640 private static class ScanResult { 9641 /** Whether or not the package scan was successful */ 9642 public final boolean success; 9643 /** 9644 * The final package settings. This may be the same object passed in 9645 * the {@link ScanRequest}, but, with modified values. 9646 */ 9647 @Nullable public final PackageSetting pkgSetting; 9648 /** ABI code paths that have changed in the package scan */ 9649 @Nullable public final List<String> changedAbiCodePath; 9650 public ScanResult( 9651 boolean success, 9652 @Nullable PackageSetting pkgSetting, 9653 @Nullable List<String> changedAbiCodePath) { 9654 this.success = success; 9655 this.pkgSetting = pkgSetting; 9656 this.changedAbiCodePath = changedAbiCodePath; 9657 } 9658 } 9659 9660 /** A package to be scanned */ 9661 private static class ScanRequest { 9662 /** The parsed package */ 9663 @NonNull public final PackageParser.Package pkg; 9664 /** Shared user settings, if the package has a shared user */ 9665 @Nullable public final SharedUserSetting sharedUserSetting; 9666 /** 9667 * Package settings of the currently installed version. 9668 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9669 * during scan. 9670 */ 9671 @Nullable public final PackageSetting pkgSetting; 9672 /** A copy of the settings for the currently installed version */ 9673 @Nullable public final PackageSetting oldPkgSetting; 9674 /** Package settings for the disabled version on the /system partition */ 9675 @Nullable public final PackageSetting disabledPkgSetting; 9676 /** Package settings for the installed version under its original package name */ 9677 @Nullable public final PackageSetting originalPkgSetting; 9678 /** The real package name of a renamed application */ 9679 @Nullable public final String realPkgName; 9680 public final @ParseFlags int parseFlags; 9681 public final @ScanFlags int scanFlags; 9682 /** The user for which the package is being scanned */ 9683 @Nullable public final UserHandle user; 9684 /** Whether or not the platform package is being scanned */ 9685 public final boolean isPlatformPackage; 9686 public ScanRequest( 9687 @NonNull PackageParser.Package pkg, 9688 @Nullable SharedUserSetting sharedUserSetting, 9689 @Nullable PackageSetting pkgSetting, 9690 @Nullable PackageSetting disabledPkgSetting, 9691 @Nullable PackageSetting originalPkgSetting, 9692 @Nullable String realPkgName, 9693 @ParseFlags int parseFlags, 9694 @ScanFlags int scanFlags, 9695 boolean isPlatformPackage, 9696 @Nullable UserHandle user) { 9697 this.pkg = pkg; 9698 this.pkgSetting = pkgSetting; 9699 this.sharedUserSetting = sharedUserSetting; 9700 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9701 this.disabledPkgSetting = disabledPkgSetting; 9702 this.originalPkgSetting = originalPkgSetting; 9703 this.realPkgName = realPkgName; 9704 this.parseFlags = parseFlags; 9705 this.scanFlags = scanFlags; 9706 this.isPlatformPackage = isPlatformPackage; 9707 this.user = user; 9708 } 9709 } 9710 9711 @GuardedBy("mInstallLock") 9712 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9713 final @ParseFlags int parseFlags, final @ScanFlags int scanFlags, long currentTime, 9714 @Nullable UserHandle user) throws PackageManagerException { 9715 9716 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9717 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 9718 if (realPkgName != null) { 9719 ensurePackageRenamed(pkg, renamedPkgName); 9720 } 9721 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 9722 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9723 final PackageSetting disabledPkgSetting = 9724 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9725 9726 if (mTransferedPackages.contains(pkg.packageName)) { 9727 Slog.w(TAG, "Package " + pkg.packageName 9728 + " was transferred to another, but its .apk remains"); 9729 } 9730 9731 synchronized (mPackages) { 9732 applyPolicy(pkg, parseFlags, scanFlags); 9733 assertPackageIsValid(pkg, parseFlags, scanFlags); 9734 9735 SharedUserSetting sharedUserSetting = null; 9736 if (pkg.mSharedUserId != null) { 9737 // SIDE EFFECTS; may potentially allocate a new shared user 9738 sharedUserSetting = mSettings.getSharedUserLPw( 9739 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9740 if (DEBUG_PACKAGE_SCANNING) { 9741 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9742 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 9743 + " (uid=" + sharedUserSetting.userId + "):" 9744 + " packages=" + sharedUserSetting.packages); 9745 } 9746 } 9747 9748 boolean scanSucceeded = false; 9749 try { 9750 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 9751 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 9752 (pkg == mPlatformPackage), user); 9753 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 9754 if (result.success) { 9755 commitScanResultsLocked(request, result); 9756 } 9757 scanSucceeded = true; 9758 } finally { 9759 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9760 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9761 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9762 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9763 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9764 } 9765 } 9766 } 9767 return pkg; 9768 } 9769 9770 /** 9771 * Commits the package scan and modifies system state. 9772 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 9773 * of committing the package, leaving the system in an inconsistent state. 9774 * This needs to be fixed so, once we get to this point, no errors are 9775 * possible and the system is not left in an inconsistent state. 9776 */ 9777 @GuardedBy("mPackages") 9778 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 9779 throws PackageManagerException { 9780 final PackageParser.Package pkg = request.pkg; 9781 final @ParseFlags int parseFlags = request.parseFlags; 9782 final @ScanFlags int scanFlags = request.scanFlags; 9783 final PackageSetting oldPkgSetting = request.oldPkgSetting; 9784 final PackageSetting originalPkgSetting = request.originalPkgSetting; 9785 final UserHandle user = request.user; 9786 final String realPkgName = request.realPkgName; 9787 final PackageSetting pkgSetting = result.pkgSetting; 9788 final List<String> changedAbiCodePath = result.changedAbiCodePath; 9789 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 9790 9791 if (newPkgSettingCreated) { 9792 if (originalPkgSetting != null) { 9793 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 9794 } 9795 // THROWS: when we can't allocate a user id. add call to check if there's 9796 // enough space to ensure we won't throw; otherwise, don't modify state 9797 mSettings.addUserToSettingLPw(pkgSetting); 9798 9799 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 9800 mTransferedPackages.add(originalPkgSetting.name); 9801 } 9802 } 9803 // TODO(toddke): Consider a method specifically for modifying the Package object 9804 // post scan; or, moving this stuff out of the Package object since it has nothing 9805 // to do with the package on disk. 9806 // We need to have this here because addUserToSettingLPw() is sometimes responsible 9807 // for creating the application ID. If we did this earlier, we would be saving the 9808 // correct ID. 9809 pkg.applicationInfo.uid = pkgSetting.appId; 9810 9811 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9812 9813 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 9814 mTransferedPackages.add(pkg.packageName); 9815 } 9816 9817 // THROWS: when requested libraries that can't be found. it only changes 9818 // the state of the passed in pkg object, so, move to the top of the method 9819 // and allow it to abort 9820 if ((scanFlags & SCAN_BOOTING) == 0 9821 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9822 // Check all shared libraries and map to their actual file path. 9823 // We only do this here for apps not on a system dir, because those 9824 // are the only ones that can fail an install due to this. We 9825 // will take care of the system apps by updating all of their 9826 // library paths after the scan is done. Also during the initial 9827 // scan don't update any libs as we do this wholesale after all 9828 // apps are scanned to avoid dependency based scanning. 9829 updateSharedLibrariesLPr(pkg, null); 9830 } 9831 9832 // All versions of a static shared library are referenced with the same 9833 // package name. Internally, we use a synthetic package name to allow 9834 // multiple versions of the same shared library to be installed. So, 9835 // we need to generate the synthetic package name of the latest shared 9836 // library in order to compare signatures. 9837 PackageSetting signatureCheckPs = pkgSetting; 9838 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9839 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9840 if (libraryEntry != null) { 9841 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9842 } 9843 } 9844 9845 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 9846 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 9847 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 9848 // We just determined the app is signed correctly, so bring 9849 // over the latest parsed certs. 9850 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9851 } else { 9852 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9853 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9854 "Package " + pkg.packageName + " upgrade keys do not match the " 9855 + "previously installed version"); 9856 } else { 9857 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9858 String msg = "System package " + pkg.packageName 9859 + " signature changed; retaining data."; 9860 reportSettingsProblem(Log.WARN, msg); 9861 } 9862 } 9863 } else { 9864 try { 9865 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 9866 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 9867 final boolean compatMatch = verifySignatures(signatureCheckPs, pkg.mSignatures, 9868 compareCompat, compareRecover); 9869 // The new KeySets will be re-added later in the scanning process. 9870 if (compatMatch) { 9871 synchronized (mPackages) { 9872 ksms.removeAppKeySetDataLPw(pkg.packageName); 9873 } 9874 } 9875 // We just determined the app is signed correctly, so bring 9876 // over the latest parsed certs. 9877 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9878 } catch (PackageManagerException e) { 9879 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9880 throw e; 9881 } 9882 // The signature has changed, but this package is in the system 9883 // image... let's recover! 9884 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9885 // However... if this package is part of a shared user, but it 9886 // doesn't match the signature of the shared user, let's fail. 9887 // What this means is that you can't change the signatures 9888 // associated with an overall shared user, which doesn't seem all 9889 // that unreasonable. 9890 if (signatureCheckPs.sharedUser != null) { 9891 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9892 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9893 throw new PackageManagerException( 9894 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9895 "Signature mismatch for shared user: " 9896 + pkgSetting.sharedUser); 9897 } 9898 } 9899 // File a report about this. 9900 String msg = "System package " + pkg.packageName 9901 + " signature changed; retaining data."; 9902 reportSettingsProblem(Log.WARN, msg); 9903 } 9904 } 9905 9906 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9907 // This package wants to adopt ownership of permissions from 9908 // another package. 9909 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9910 final String origName = pkg.mAdoptPermissions.get(i); 9911 final PackageSetting orig = mSettings.getPackageLPr(origName); 9912 if (orig != null) { 9913 if (verifyPackageUpdateLPr(orig, pkg)) { 9914 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9915 + pkg.packageName); 9916 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 9917 } 9918 } 9919 } 9920 } 9921 9922 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 9923 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 9924 final String codePathString = changedAbiCodePath.get(i); 9925 try { 9926 mInstaller.rmdex(codePathString, 9927 getDexCodeInstructionSet(getPreferredInstructionSet())); 9928 } catch (InstallerException ignored) { 9929 } 9930 } 9931 } 9932 9933 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9934 if (oldPkgSetting != null) { 9935 synchronized (mPackages) { 9936 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 9937 } 9938 } 9939 } else { 9940 final int userId = user == null ? 0 : user.getIdentifier(); 9941 // Modify state for the given package setting 9942 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9943 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9944 if (pkgSetting.getInstantApp(userId)) { 9945 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9946 } 9947 } 9948 } 9949 9950 /** 9951 * Returns the "real" name of the package. 9952 * <p>This may differ from the package's actual name if the application has already 9953 * been installed under one of this package's original names. 9954 */ 9955 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 9956 @Nullable String renamedPkgName) { 9957 if (pkg.mOriginalPackages == null || !pkg.mOriginalPackages.contains(renamedPkgName)) { 9958 return null; 9959 } 9960 return pkg.mRealPackage; 9961 } 9962 9963 /** 9964 * Returns the original package setting. 9965 * <p>A package can migrate its name during an update. In this scenario, a package 9966 * designates a set of names that it considers as one of its original names. 9967 * <p>An original package must be signed identically and it must have the same 9968 * shared user [if any]. 9969 */ 9970 @GuardedBy("mPackages") 9971 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 9972 @Nullable String renamedPkgName) { 9973 if (pkg.mOriginalPackages == null || pkg.mOriginalPackages.contains(renamedPkgName)) { 9974 return null; 9975 } 9976 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 9977 final PackageSetting originalPs = 9978 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 9979 if (originalPs != null) { 9980 // the package is already installed under its original name... 9981 // but, should we use it? 9982 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 9983 // the new package is incompatible with the original 9984 continue; 9985 } else if (originalPs.sharedUser != null) { 9986 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 9987 // the shared user id is incompatible with the original 9988 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 9989 + " to " + pkg.packageName + ": old uid " 9990 + originalPs.sharedUser.name 9991 + " differs from " + pkg.mSharedUserId); 9992 continue; 9993 } 9994 // TODO: Add case when shared user id is added [b/28144775] 9995 } else { 9996 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9997 + pkg.packageName + " to old name " + originalPs.name); 9998 } 9999 return originalPs; 10000 } 10001 } 10002 return null; 10003 } 10004 10005 /** 10006 * Renames the package if it was installed under a different name. 10007 * <p>When we've already installed the package under an original name, update 10008 * the new package so we can continue to have the old name. 10009 */ 10010 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10011 @NonNull String renamedPackageName) { 10012 if (pkg.mOriginalPackages == null 10013 || !pkg.mOriginalPackages.contains(renamedPackageName) 10014 || pkg.packageName.equals(renamedPackageName)) { 10015 return; 10016 } 10017 pkg.setPackageName(renamedPackageName); 10018 } 10019 10020 /** 10021 * Just scans the package without any side effects. 10022 * <p>Not entirely true at the moment. There is still one side effect -- this 10023 * method potentially modifies a live {@link PackageSetting} object representing 10024 * the package being scanned. This will be resolved in the future. 10025 * 10026 * @param request Information about the package to be scanned 10027 * @param isUnderFactoryTest Whether or not the device is under factory test 10028 * @param currentTime The current time, in millis 10029 * @return The results of the scan 10030 */ 10031 @GuardedBy("mInstallLock") 10032 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10033 boolean isUnderFactoryTest, long currentTime) 10034 throws PackageManagerException { 10035 final PackageParser.Package pkg = request.pkg; 10036 PackageSetting pkgSetting = request.pkgSetting; 10037 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10038 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10039 final @ParseFlags int parseFlags = request.parseFlags; 10040 final @ScanFlags int scanFlags = request.scanFlags; 10041 final String realPkgName = request.realPkgName; 10042 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10043 final UserHandle user = request.user; 10044 final boolean isPlatformPackage = request.isPlatformPackage; 10045 10046 List<String> changedAbiCodePath = null; 10047 10048 if (DEBUG_PACKAGE_SCANNING) { 10049 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10050 Log.d(TAG, "Scanning package " + pkg.packageName); 10051 } 10052 10053 if (Build.IS_DEBUGGABLE && 10054 pkg.isPrivileged() && 10055 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10056 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10057 } 10058 10059 // Initialize package source and resource directories 10060 final File scanFile = new File(pkg.codePath); 10061 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10062 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10063 10064 // We keep references to the derived CPU Abis from settings in oder to reuse 10065 // them in the case where we're not upgrading or booting for the first time. 10066 String primaryCpuAbiFromSettings = null; 10067 String secondaryCpuAbiFromSettings = null; 10068 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10069 10070 if (!needToDeriveAbi) { 10071 if (pkgSetting != null) { 10072 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10073 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10074 } else { 10075 // Re-scanning a system package after uninstalling updates; need to derive ABI 10076 needToDeriveAbi = true; 10077 } 10078 } 10079 10080 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10081 PackageManagerService.reportSettingsProblem(Log.WARN, 10082 "Package " + pkg.packageName + " shared user changed from " 10083 + (pkgSetting.sharedUser != null 10084 ? pkgSetting.sharedUser.name : "<nothing>") 10085 + " to " 10086 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10087 + "; replacing with new"); 10088 pkgSetting = null; 10089 } 10090 10091 String[] usesStaticLibraries = null; 10092 if (pkg.usesStaticLibraries != null) { 10093 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10094 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10095 } 10096 10097 final boolean createNewPackage = (pkgSetting == null); 10098 if (createNewPackage) { 10099 final String parentPackageName = (pkg.parentPackage != null) 10100 ? pkg.parentPackage.packageName : null; 10101 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10102 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10103 // REMOVE SharedUserSetting from method; update in a separate call 10104 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10105 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10106 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10107 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10108 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10109 user, true /*allowInstall*/, instantApp, virtualPreload, 10110 parentPackageName, pkg.getChildPackageNames(), 10111 UserManagerService.getInstance(), usesStaticLibraries, 10112 pkg.usesStaticLibrariesVersions); 10113 } else { 10114 // REMOVE SharedUserSetting from method; update in a separate call. 10115 // 10116 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10117 // secondaryCpuAbi are not known at this point so we always update them 10118 // to null here, only to reset them at a later point. 10119 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10120 destCodeFile, pkg.applicationInfo.nativeLibraryDir, 10121 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10122 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10123 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10124 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10125 } 10126 if (createNewPackage && originalPkgSetting != null) { 10127 // If we are first transitioning from an original package, 10128 // fix up the new package's name now. We need to do this after 10129 // looking up the package under its new name, so getPackageLP 10130 // can take care of fiddling things correctly. 10131 pkg.setPackageName(originalPkgSetting.name); 10132 10133 // File a report about this. 10134 String msg = "New package " + pkgSetting.realName 10135 + " renamed to replace old package " + pkgSetting.name; 10136 reportSettingsProblem(Log.WARN, msg); 10137 } 10138 10139 if (disabledPkgSetting != null) { 10140 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10141 } 10142 10143 SELinuxMMAC.assignSeInfoValue(pkg); 10144 10145 pkg.mExtras = pkgSetting; 10146 pkg.applicationInfo.processName = fixProcessName( 10147 pkg.applicationInfo.packageName, 10148 pkg.applicationInfo.processName); 10149 10150 if (!isPlatformPackage) { 10151 // Get all of our default paths setup 10152 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10153 } 10154 10155 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10156 10157 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10158 if (needToDeriveAbi) { 10159 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10160 final boolean extractNativeLibs = !pkg.isLibrary(); 10161 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10162 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10163 10164 // Some system apps still use directory structure for native libraries 10165 // in which case we might end up not detecting abi solely based on apk 10166 // structure. Try to detect abi based on directory structure. 10167 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10168 pkg.applicationInfo.primaryCpuAbi == null) { 10169 setBundledAppAbisAndRoots(pkg, pkgSetting); 10170 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10171 } 10172 } else { 10173 // This is not a first boot or an upgrade, don't bother deriving the 10174 // ABI during the scan. Instead, trust the value that was stored in the 10175 // package setting. 10176 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10177 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10178 10179 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10180 10181 if (DEBUG_ABI_SELECTION) { 10182 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10183 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10184 pkg.applicationInfo.secondaryCpuAbi); 10185 } 10186 } 10187 } else { 10188 if ((scanFlags & SCAN_MOVE) != 0) { 10189 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10190 // but we already have this packages package info in the PackageSetting. We just 10191 // use that and derive the native library path based on the new codepath. 10192 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10193 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10194 } 10195 10196 // Set native library paths again. For moves, the path will be updated based on the 10197 // ABIs we've determined above. For non-moves, the path will be updated based on the 10198 // ABIs we determined during compilation, but the path will depend on the final 10199 // package path (after the rename away from the stage path). 10200 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10201 } 10202 10203 // This is a special case for the "system" package, where the ABI is 10204 // dictated by the zygote configuration (and init.rc). We should keep track 10205 // of this ABI so that we can deal with "normal" applications that run under 10206 // the same UID correctly. 10207 if (isPlatformPackage) { 10208 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10209 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10210 } 10211 10212 // If there's a mismatch between the abi-override in the package setting 10213 // and the abiOverride specified for the install. Warn about this because we 10214 // would've already compiled the app without taking the package setting into 10215 // account. 10216 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10217 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 10218 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10219 " for package " + pkg.packageName); 10220 } 10221 } 10222 10223 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10224 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10225 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10226 10227 // Copy the derived override back to the parsed package, so that we can 10228 // update the package settings accordingly. 10229 pkg.cpuAbiOverride = cpuAbiOverride; 10230 10231 if (DEBUG_ABI_SELECTION) { 10232 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 10233 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10234 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10235 } 10236 10237 // Push the derived path down into PackageSettings so we know what to 10238 // clean up at uninstall time. 10239 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10240 10241 if (DEBUG_ABI_SELECTION) { 10242 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10243 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10244 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10245 } 10246 10247 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10248 // We don't do this here during boot because we can do it all 10249 // at once after scanning all existing packages. 10250 // 10251 // We also do this *before* we perform dexopt on this package, so that 10252 // we can avoid redundant dexopts, and also to make sure we've got the 10253 // code and package path correct. 10254 changedAbiCodePath = 10255 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10256 } 10257 10258 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10259 android.Manifest.permission.FACTORY_TEST)) { 10260 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10261 } 10262 10263 if (isSystemApp(pkg)) { 10264 pkgSetting.isOrphaned = true; 10265 } 10266 10267 // Take care of first install / last update times. 10268 final long scanFileTime = getLastModifiedTime(pkg); 10269 if (currentTime != 0) { 10270 if (pkgSetting.firstInstallTime == 0) { 10271 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10272 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10273 pkgSetting.lastUpdateTime = currentTime; 10274 } 10275 } else if (pkgSetting.firstInstallTime == 0) { 10276 // We need *something*. Take time time stamp of the file. 10277 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10278 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10279 if (scanFileTime != pkgSetting.timeStamp) { 10280 // A package on the system image has changed; consider this 10281 // to be an update. 10282 pkgSetting.lastUpdateTime = scanFileTime; 10283 } 10284 } 10285 pkgSetting.setTimeStamp(scanFileTime); 10286 10287 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10288 } 10289 10290 /** 10291 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10292 */ 10293 private static boolean apkHasCode(String fileName) { 10294 StrictJarFile jarFile = null; 10295 try { 10296 jarFile = new StrictJarFile(fileName, 10297 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10298 return jarFile.findEntry("classes.dex") != null; 10299 } catch (IOException ignore) { 10300 } finally { 10301 try { 10302 if (jarFile != null) { 10303 jarFile.close(); 10304 } 10305 } catch (IOException ignore) {} 10306 } 10307 return false; 10308 } 10309 10310 /** 10311 * Enforces code policy for the package. This ensures that if an APK has 10312 * declared hasCode="true" in its manifest that the APK actually contains 10313 * code. 10314 * 10315 * @throws PackageManagerException If bytecode could not be found when it should exist 10316 */ 10317 private static void assertCodePolicy(PackageParser.Package pkg) 10318 throws PackageManagerException { 10319 final boolean shouldHaveCode = 10320 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10321 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10322 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10323 "Package " + pkg.baseCodePath + " code is missing"); 10324 } 10325 10326 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10327 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10328 final boolean splitShouldHaveCode = 10329 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10330 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10331 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10332 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10333 } 10334 } 10335 } 10336 } 10337 10338 /** 10339 * Applies policy to the parsed package based upon the given policy flags. 10340 * Ensures the package is in a good state. 10341 * <p> 10342 * Implementation detail: This method must NOT have any side effect. It would 10343 * ideally be static, but, it requires locks to read system state. 10344 */ 10345 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10346 final @ScanFlags int scanFlags) { 10347 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10348 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10349 if (pkg.applicationInfo.isDirectBootAware()) { 10350 // we're direct boot aware; set for all components 10351 for (PackageParser.Service s : pkg.services) { 10352 s.info.encryptionAware = s.info.directBootAware = true; 10353 } 10354 for (PackageParser.Provider p : pkg.providers) { 10355 p.info.encryptionAware = p.info.directBootAware = true; 10356 } 10357 for (PackageParser.Activity a : pkg.activities) { 10358 a.info.encryptionAware = a.info.directBootAware = true; 10359 } 10360 for (PackageParser.Activity r : pkg.receivers) { 10361 r.info.encryptionAware = r.info.directBootAware = true; 10362 } 10363 } 10364 if (compressedFileExists(pkg.codePath)) { 10365 pkg.isStub = true; 10366 } 10367 } else { 10368 // non system apps can't be flagged as core 10369 pkg.coreApp = false; 10370 // clear flags not applicable to regular apps 10371 pkg.applicationInfo.flags &= 10372 ~ApplicationInfo.FLAG_PERSISTENT; 10373 pkg.applicationInfo.privateFlags &= 10374 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10375 pkg.applicationInfo.privateFlags &= 10376 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10377 // clear protected broadcasts 10378 pkg.protectedBroadcasts = null; 10379 // cap permission priorities 10380 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10381 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10382 pkg.permissionGroups.get(i).info.priority = 0; 10383 } 10384 } 10385 } 10386 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10387 // ignore export request for single user receivers 10388 if (pkg.receivers != null) { 10389 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10390 final PackageParser.Activity receiver = pkg.receivers.get(i); 10391 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10392 receiver.info.exported = false; 10393 } 10394 } 10395 } 10396 // ignore export request for single user services 10397 if (pkg.services != null) { 10398 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10399 final PackageParser.Service service = pkg.services.get(i); 10400 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10401 service.info.exported = false; 10402 } 10403 } 10404 } 10405 // ignore export request for single user providers 10406 if (pkg.providers != null) { 10407 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10408 final PackageParser.Provider provider = pkg.providers.get(i); 10409 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10410 provider.info.exported = false; 10411 } 10412 } 10413 } 10414 } 10415 pkg.mTrustedOverlay = (scanFlags & SCAN_TRUSTED_OVERLAY) != 0; 10416 10417 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10418 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10419 } 10420 10421 if ((scanFlags & SCAN_AS_OEM) != 0) { 10422 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10423 } 10424 10425 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10426 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10427 } 10428 10429 if (!isSystemApp(pkg)) { 10430 // Only system apps can use these features. 10431 pkg.mOriginalPackages = null; 10432 pkg.mRealPackage = null; 10433 pkg.mAdoptPermissions = null; 10434 } 10435 } 10436 10437 /** 10438 * Asserts the parsed package is valid according to the given policy. If the 10439 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10440 * <p> 10441 * Implementation detail: This method must NOT have any side effects. It would 10442 * ideally be static, but, it requires locks to read system state. 10443 * 10444 * @throws PackageManagerException If the package fails any of the validation checks 10445 */ 10446 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10447 final @ScanFlags int scanFlags) 10448 throws PackageManagerException { 10449 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10450 assertCodePolicy(pkg); 10451 } 10452 10453 if (pkg.applicationInfo.getCodePath() == null || 10454 pkg.applicationInfo.getResourcePath() == null) { 10455 // Bail out. The resource and code paths haven't been set. 10456 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10457 "Code and resource paths haven't been set correctly"); 10458 } 10459 10460 // Make sure we're not adding any bogus keyset info 10461 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10462 ksms.assertScannedPackageValid(pkg); 10463 10464 synchronized (mPackages) { 10465 // The special "android" package can only be defined once 10466 if (pkg.packageName.equals("android")) { 10467 if (mAndroidApplication != null) { 10468 Slog.w(TAG, "*************************************************"); 10469 Slog.w(TAG, "Core android package being redefined. Skipping."); 10470 Slog.w(TAG, " codePath=" + pkg.codePath); 10471 Slog.w(TAG, "*************************************************"); 10472 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10473 "Core android package being redefined. Skipping."); 10474 } 10475 } 10476 10477 // A package name must be unique; don't allow duplicates 10478 if (mPackages.containsKey(pkg.packageName)) { 10479 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10480 "Application package " + pkg.packageName 10481 + " already installed. Skipping duplicate."); 10482 } 10483 10484 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10485 // Static libs have a synthetic package name containing the version 10486 // but we still want the base name to be unique. 10487 if (mPackages.containsKey(pkg.manifestPackageName)) { 10488 throw new PackageManagerException( 10489 "Duplicate static shared lib provider package"); 10490 } 10491 10492 // Static shared libraries should have at least O target SDK 10493 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10494 throw new PackageManagerException( 10495 "Packages declaring static-shared libs must target O SDK or higher"); 10496 } 10497 10498 // Package declaring static a shared lib cannot be instant apps 10499 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10500 throw new PackageManagerException( 10501 "Packages declaring static-shared libs cannot be instant apps"); 10502 } 10503 10504 // Package declaring static a shared lib cannot be renamed since the package 10505 // name is synthetic and apps can't code around package manager internals. 10506 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10507 throw new PackageManagerException( 10508 "Packages declaring static-shared libs cannot be renamed"); 10509 } 10510 10511 // Package declaring static a shared lib cannot declare child packages 10512 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10513 throw new PackageManagerException( 10514 "Packages declaring static-shared libs cannot have child packages"); 10515 } 10516 10517 // Package declaring static a shared lib cannot declare dynamic libs 10518 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10519 throw new PackageManagerException( 10520 "Packages declaring static-shared libs cannot declare dynamic libs"); 10521 } 10522 10523 // Package declaring static a shared lib cannot declare shared users 10524 if (pkg.mSharedUserId != null) { 10525 throw new PackageManagerException( 10526 "Packages declaring static-shared libs cannot declare shared users"); 10527 } 10528 10529 // Static shared libs cannot declare activities 10530 if (!pkg.activities.isEmpty()) { 10531 throw new PackageManagerException( 10532 "Static shared libs cannot declare activities"); 10533 } 10534 10535 // Static shared libs cannot declare services 10536 if (!pkg.services.isEmpty()) { 10537 throw new PackageManagerException( 10538 "Static shared libs cannot declare services"); 10539 } 10540 10541 // Static shared libs cannot declare providers 10542 if (!pkg.providers.isEmpty()) { 10543 throw new PackageManagerException( 10544 "Static shared libs cannot declare content providers"); 10545 } 10546 10547 // Static shared libs cannot declare receivers 10548 if (!pkg.receivers.isEmpty()) { 10549 throw new PackageManagerException( 10550 "Static shared libs cannot declare broadcast receivers"); 10551 } 10552 10553 // Static shared libs cannot declare permission groups 10554 if (!pkg.permissionGroups.isEmpty()) { 10555 throw new PackageManagerException( 10556 "Static shared libs cannot declare permission groups"); 10557 } 10558 10559 // Static shared libs cannot declare permissions 10560 if (!pkg.permissions.isEmpty()) { 10561 throw new PackageManagerException( 10562 "Static shared libs cannot declare permissions"); 10563 } 10564 10565 // Static shared libs cannot declare protected broadcasts 10566 if (pkg.protectedBroadcasts != null) { 10567 throw new PackageManagerException( 10568 "Static shared libs cannot declare protected broadcasts"); 10569 } 10570 10571 // Static shared libs cannot be overlay targets 10572 if (pkg.mOverlayTarget != null) { 10573 throw new PackageManagerException( 10574 "Static shared libs cannot be overlay targets"); 10575 } 10576 10577 // The version codes must be ordered as lib versions 10578 long minVersionCode = Long.MIN_VALUE; 10579 long maxVersionCode = Long.MAX_VALUE; 10580 10581 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10582 pkg.staticSharedLibName); 10583 if (versionedLib != null) { 10584 final int versionCount = versionedLib.size(); 10585 for (int i = 0; i < versionCount; i++) { 10586 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10587 final long libVersionCode = libInfo.getDeclaringPackage() 10588 .getLongVersionCode(); 10589 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10590 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10591 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10592 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10593 } else { 10594 minVersionCode = maxVersionCode = libVersionCode; 10595 break; 10596 } 10597 } 10598 } 10599 if (pkg.getLongVersionCode() < minVersionCode 10600 || pkg.getLongVersionCode() > maxVersionCode) { 10601 throw new PackageManagerException("Static shared" 10602 + " lib version codes must be ordered as lib versions"); 10603 } 10604 } 10605 10606 // Only privileged apps and updated privileged apps can add child packages. 10607 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10608 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10609 throw new PackageManagerException("Only privileged apps can add child " 10610 + "packages. Ignoring package " + pkg.packageName); 10611 } 10612 final int childCount = pkg.childPackages.size(); 10613 for (int i = 0; i < childCount; i++) { 10614 PackageParser.Package childPkg = pkg.childPackages.get(i); 10615 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10616 childPkg.packageName)) { 10617 throw new PackageManagerException("Can't override child of " 10618 + "another disabled app. Ignoring package " + pkg.packageName); 10619 } 10620 } 10621 } 10622 10623 // If we're only installing presumed-existing packages, require that the 10624 // scanned APK is both already known and at the path previously established 10625 // for it. Previously unknown packages we pick up normally, but if we have an 10626 // a priori expectation about this package's install presence, enforce it. 10627 // With a singular exception for new system packages. When an OTA contains 10628 // a new system package, we allow the codepath to change from a system location 10629 // to the user-installed location. If we don't allow this change, any newer, 10630 // user-installed version of the application will be ignored. 10631 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10632 if (mExpectingBetter.containsKey(pkg.packageName)) { 10633 logCriticalInfo(Log.WARN, 10634 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10635 } else { 10636 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10637 if (known != null) { 10638 if (DEBUG_PACKAGE_SCANNING) { 10639 Log.d(TAG, "Examining " + pkg.codePath 10640 + " and requiring known paths " + known.codePathString 10641 + " & " + known.resourcePathString); 10642 } 10643 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10644 || !pkg.applicationInfo.getResourcePath().equals( 10645 known.resourcePathString)) { 10646 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10647 "Application package " + pkg.packageName 10648 + " found at " + pkg.applicationInfo.getCodePath() 10649 + " but expected at " + known.codePathString 10650 + "; ignoring."); 10651 } 10652 } else { 10653 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10654 "Application package " + pkg.packageName 10655 + " not found; ignoring."); 10656 } 10657 } 10658 } 10659 10660 // Verify that this new package doesn't have any content providers 10661 // that conflict with existing packages. Only do this if the 10662 // package isn't already installed, since we don't want to break 10663 // things that are installed. 10664 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10665 final int N = pkg.providers.size(); 10666 int i; 10667 for (i=0; i<N; i++) { 10668 PackageParser.Provider p = pkg.providers.get(i); 10669 if (p.info.authority != null) { 10670 String names[] = p.info.authority.split(";"); 10671 for (int j = 0; j < names.length; j++) { 10672 if (mProvidersByAuthority.containsKey(names[j])) { 10673 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10674 final String otherPackageName = 10675 ((other != null && other.getComponentName() != null) ? 10676 other.getComponentName().getPackageName() : "?"); 10677 throw new PackageManagerException( 10678 INSTALL_FAILED_CONFLICTING_PROVIDER, 10679 "Can't install because provider name " + names[j] 10680 + " (in package " + pkg.applicationInfo.packageName 10681 + ") is already used by " + otherPackageName); 10682 } 10683 } 10684 } 10685 } 10686 } 10687 } 10688 } 10689 10690 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 10691 int type, String declaringPackageName, long declaringVersionCode) { 10692 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10693 if (versionedLib == null) { 10694 versionedLib = new LongSparseArray<>(); 10695 mSharedLibraries.put(name, versionedLib); 10696 if (type == SharedLibraryInfo.TYPE_STATIC) { 10697 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10698 } 10699 } else if (versionedLib.indexOfKey(version) >= 0) { 10700 return false; 10701 } 10702 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10703 version, type, declaringPackageName, declaringVersionCode); 10704 versionedLib.put(version, libEntry); 10705 return true; 10706 } 10707 10708 private boolean removeSharedLibraryLPw(String name, long version) { 10709 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10710 if (versionedLib == null) { 10711 return false; 10712 } 10713 final int libIdx = versionedLib.indexOfKey(version); 10714 if (libIdx < 0) { 10715 return false; 10716 } 10717 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10718 versionedLib.remove(version); 10719 if (versionedLib.size() <= 0) { 10720 mSharedLibraries.remove(name); 10721 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10722 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10723 .getPackageName()); 10724 } 10725 } 10726 return true; 10727 } 10728 10729 /** 10730 * Adds a scanned package to the system. When this method is finished, the package will 10731 * be available for query, resolution, etc... 10732 */ 10733 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10734 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 10735 final String pkgName = pkg.packageName; 10736 if (mCustomResolverComponentName != null && 10737 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10738 setUpCustomResolverActivity(pkg); 10739 } 10740 10741 if (pkg.packageName.equals("android")) { 10742 synchronized (mPackages) { 10743 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10744 // Set up information for our fall-back user intent resolution activity. 10745 mPlatformPackage = pkg; 10746 pkg.mVersionCode = mSdkVersion; 10747 pkg.mVersionCodeMajor = 0; 10748 mAndroidApplication = pkg.applicationInfo; 10749 if (!mResolverReplaced) { 10750 mResolveActivity.applicationInfo = mAndroidApplication; 10751 mResolveActivity.name = ResolverActivity.class.getName(); 10752 mResolveActivity.packageName = mAndroidApplication.packageName; 10753 mResolveActivity.processName = "system:ui"; 10754 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10755 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10756 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10757 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10758 mResolveActivity.exported = true; 10759 mResolveActivity.enabled = true; 10760 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10761 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10762 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10763 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10764 | ActivityInfo.CONFIG_ORIENTATION 10765 | ActivityInfo.CONFIG_KEYBOARD 10766 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10767 mResolveInfo.activityInfo = mResolveActivity; 10768 mResolveInfo.priority = 0; 10769 mResolveInfo.preferredOrder = 0; 10770 mResolveInfo.match = 0; 10771 mResolveComponentName = new ComponentName( 10772 mAndroidApplication.packageName, mResolveActivity.name); 10773 } 10774 } 10775 } 10776 } 10777 10778 ArrayList<PackageParser.Package> clientLibPkgs = null; 10779 // writer 10780 synchronized (mPackages) { 10781 boolean hasStaticSharedLibs = false; 10782 10783 // Any app can add new static shared libraries 10784 if (pkg.staticSharedLibName != null) { 10785 // Static shared libs don't allow renaming as they have synthetic package 10786 // names to allow install of multiple versions, so use name from manifest. 10787 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10788 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10789 pkg.manifestPackageName, pkg.getLongVersionCode())) { 10790 hasStaticSharedLibs = true; 10791 } else { 10792 Slog.w(TAG, "Package " + pkg.packageName + " library " 10793 + pkg.staticSharedLibName + " already exists; skipping"); 10794 } 10795 // Static shared libs cannot be updated once installed since they 10796 // use synthetic package name which includes the version code, so 10797 // not need to update other packages's shared lib dependencies. 10798 } 10799 10800 if (!hasStaticSharedLibs 10801 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10802 // Only system apps can add new dynamic shared libraries. 10803 if (pkg.libraryNames != null) { 10804 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10805 String name = pkg.libraryNames.get(i); 10806 boolean allowed = false; 10807 if (pkg.isUpdatedSystemApp()) { 10808 // New library entries can only be added through the 10809 // system image. This is important to get rid of a lot 10810 // of nasty edge cases: for example if we allowed a non- 10811 // system update of the app to add a library, then uninstalling 10812 // the update would make the library go away, and assumptions 10813 // we made such as through app install filtering would now 10814 // have allowed apps on the device which aren't compatible 10815 // with it. Better to just have the restriction here, be 10816 // conservative, and create many fewer cases that can negatively 10817 // impact the user experience. 10818 final PackageSetting sysPs = mSettings 10819 .getDisabledSystemPkgLPr(pkg.packageName); 10820 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10821 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10822 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10823 allowed = true; 10824 break; 10825 } 10826 } 10827 } 10828 } else { 10829 allowed = true; 10830 } 10831 if (allowed) { 10832 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10833 SharedLibraryInfo.VERSION_UNDEFINED, 10834 SharedLibraryInfo.TYPE_DYNAMIC, 10835 pkg.packageName, pkg.getLongVersionCode())) { 10836 Slog.w(TAG, "Package " + pkg.packageName + " library " 10837 + name + " already exists; skipping"); 10838 } 10839 } else { 10840 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10841 + name + " that is not declared on system image; skipping"); 10842 } 10843 } 10844 10845 if ((scanFlags & SCAN_BOOTING) == 0) { 10846 // If we are not booting, we need to update any applications 10847 // that are clients of our shared library. If we are booting, 10848 // this will all be done once the scan is complete. 10849 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10850 } 10851 } 10852 } 10853 } 10854 10855 if ((scanFlags & SCAN_BOOTING) != 0) { 10856 // No apps can run during boot scan, so they don't need to be frozen 10857 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10858 // Caller asked to not kill app, so it's probably not frozen 10859 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10860 // Caller asked us to ignore frozen check for some reason; they 10861 // probably didn't know the package name 10862 } else { 10863 // We're doing major surgery on this package, so it better be frozen 10864 // right now to keep it from launching 10865 checkPackageFrozen(pkgName); 10866 } 10867 10868 // Also need to kill any apps that are dependent on the library. 10869 if (clientLibPkgs != null) { 10870 for (int i=0; i<clientLibPkgs.size(); i++) { 10871 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10872 killApplication(clientPkg.applicationInfo.packageName, 10873 clientPkg.applicationInfo.uid, "update lib"); 10874 } 10875 } 10876 10877 // writer 10878 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10879 10880 synchronized (mPackages) { 10881 // We don't expect installation to fail beyond this point 10882 10883 // Add the new setting to mSettings 10884 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10885 // Add the new setting to mPackages 10886 mPackages.put(pkg.applicationInfo.packageName, pkg); 10887 // Make sure we don't accidentally delete its data. 10888 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10889 while (iter.hasNext()) { 10890 PackageCleanItem item = iter.next(); 10891 if (pkgName.equals(item.packageName)) { 10892 iter.remove(); 10893 } 10894 } 10895 10896 // Add the package's KeySets to the global KeySetManagerService 10897 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10898 ksms.addScannedPackageLPw(pkg); 10899 10900 int N = pkg.providers.size(); 10901 StringBuilder r = null; 10902 int i; 10903 for (i=0; i<N; i++) { 10904 PackageParser.Provider p = pkg.providers.get(i); 10905 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10906 p.info.processName); 10907 mProviders.addProvider(p); 10908 p.syncable = p.info.isSyncable; 10909 if (p.info.authority != null) { 10910 String names[] = p.info.authority.split(";"); 10911 p.info.authority = null; 10912 for (int j = 0; j < names.length; j++) { 10913 if (j == 1 && p.syncable) { 10914 // We only want the first authority for a provider to possibly be 10915 // syncable, so if we already added this provider using a different 10916 // authority clear the syncable flag. We copy the provider before 10917 // changing it because the mProviders object contains a reference 10918 // to a provider that we don't want to change. 10919 // Only do this for the second authority since the resulting provider 10920 // object can be the same for all future authorities for this provider. 10921 p = new PackageParser.Provider(p); 10922 p.syncable = false; 10923 } 10924 if (!mProvidersByAuthority.containsKey(names[j])) { 10925 mProvidersByAuthority.put(names[j], p); 10926 if (p.info.authority == null) { 10927 p.info.authority = names[j]; 10928 } else { 10929 p.info.authority = p.info.authority + ";" + names[j]; 10930 } 10931 if (DEBUG_PACKAGE_SCANNING) { 10932 if (chatty) 10933 Log.d(TAG, "Registered content provider: " + names[j] 10934 + ", className = " + p.info.name + ", isSyncable = " 10935 + p.info.isSyncable); 10936 } 10937 } else { 10938 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10939 Slog.w(TAG, "Skipping provider name " + names[j] + 10940 " (in package " + pkg.applicationInfo.packageName + 10941 "): name already used by " 10942 + ((other != null && other.getComponentName() != null) 10943 ? other.getComponentName().getPackageName() : "?")); 10944 } 10945 } 10946 } 10947 if (chatty) { 10948 if (r == null) { 10949 r = new StringBuilder(256); 10950 } else { 10951 r.append(' '); 10952 } 10953 r.append(p.info.name); 10954 } 10955 } 10956 if (r != null) { 10957 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10958 } 10959 10960 N = pkg.services.size(); 10961 r = null; 10962 for (i=0; i<N; i++) { 10963 PackageParser.Service s = pkg.services.get(i); 10964 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10965 s.info.processName); 10966 mServices.addService(s); 10967 if (chatty) { 10968 if (r == null) { 10969 r = new StringBuilder(256); 10970 } else { 10971 r.append(' '); 10972 } 10973 r.append(s.info.name); 10974 } 10975 } 10976 if (r != null) { 10977 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10978 } 10979 10980 N = pkg.receivers.size(); 10981 r = null; 10982 for (i=0; i<N; i++) { 10983 PackageParser.Activity a = pkg.receivers.get(i); 10984 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10985 a.info.processName); 10986 mReceivers.addActivity(a, "receiver"); 10987 if (chatty) { 10988 if (r == null) { 10989 r = new StringBuilder(256); 10990 } else { 10991 r.append(' '); 10992 } 10993 r.append(a.info.name); 10994 } 10995 } 10996 if (r != null) { 10997 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10998 } 10999 11000 N = pkg.activities.size(); 11001 r = null; 11002 for (i=0; i<N; i++) { 11003 PackageParser.Activity a = pkg.activities.get(i); 11004 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11005 a.info.processName); 11006 mActivities.addActivity(a, "activity"); 11007 if (chatty) { 11008 if (r == null) { 11009 r = new StringBuilder(256); 11010 } else { 11011 r.append(' '); 11012 } 11013 r.append(a.info.name); 11014 } 11015 } 11016 if (r != null) { 11017 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11018 } 11019 11020 // Don't allow ephemeral applications to define new permissions groups. 11021 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11022 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11023 + " ignored: instant apps cannot define new permission groups."); 11024 } else { 11025 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11026 } 11027 11028 // Don't allow ephemeral applications to define new permissions. 11029 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11030 Slog.w(TAG, "Permissions from package " + pkg.packageName 11031 + " ignored: instant apps cannot define new permissions."); 11032 } else { 11033 mPermissionManager.addAllPermissions(pkg, chatty); 11034 } 11035 11036 N = pkg.instrumentation.size(); 11037 r = null; 11038 for (i=0; i<N; i++) { 11039 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11040 a.info.packageName = pkg.applicationInfo.packageName; 11041 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11042 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11043 a.info.splitNames = pkg.splitNames; 11044 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11045 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11046 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11047 a.info.dataDir = pkg.applicationInfo.dataDir; 11048 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11049 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11050 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11051 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11052 mInstrumentation.put(a.getComponentName(), a); 11053 if (chatty) { 11054 if (r == null) { 11055 r = new StringBuilder(256); 11056 } else { 11057 r.append(' '); 11058 } 11059 r.append(a.info.name); 11060 } 11061 } 11062 if (r != null) { 11063 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11064 } 11065 11066 if (pkg.protectedBroadcasts != null) { 11067 N = pkg.protectedBroadcasts.size(); 11068 synchronized (mProtectedBroadcasts) { 11069 for (i = 0; i < N; i++) { 11070 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11071 } 11072 } 11073 } 11074 } 11075 11076 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11077 } 11078 11079 /** 11080 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11081 * is derived purely on the basis of the contents of {@code scanFile} and 11082 * {@code cpuAbiOverride}. 11083 * 11084 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11085 */ 11086 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11087 boolean extractLibs) 11088 throws PackageManagerException { 11089 // Give ourselves some initial paths; we'll come back for another 11090 // pass once we've determined ABI below. 11091 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11092 11093 // We would never need to extract libs for forward-locked and external packages, 11094 // since the container service will do it for us. We shouldn't attempt to 11095 // extract libs from system app when it was not updated. 11096 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11097 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11098 extractLibs = false; 11099 } 11100 11101 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11102 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11103 11104 NativeLibraryHelper.Handle handle = null; 11105 try { 11106 handle = NativeLibraryHelper.Handle.create(pkg); 11107 // TODO(multiArch): This can be null for apps that didn't go through the 11108 // usual installation process. We can calculate it again, like we 11109 // do during install time. 11110 // 11111 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11112 // unnecessary. 11113 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11114 11115 // Null out the abis so that they can be recalculated. 11116 pkg.applicationInfo.primaryCpuAbi = null; 11117 pkg.applicationInfo.secondaryCpuAbi = null; 11118 if (isMultiArch(pkg.applicationInfo)) { 11119 // Warn if we've set an abiOverride for multi-lib packages.. 11120 // By definition, we need to copy both 32 and 64 bit libraries for 11121 // such packages. 11122 if (pkg.cpuAbiOverride != null 11123 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11124 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11125 } 11126 11127 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11128 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11129 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11130 if (extractLibs) { 11131 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11132 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11133 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11134 useIsaSpecificSubdirs); 11135 } else { 11136 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11137 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11138 } 11139 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11140 } 11141 11142 // Shared library native code should be in the APK zip aligned 11143 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11144 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11145 "Shared library native lib extraction not supported"); 11146 } 11147 11148 maybeThrowExceptionForMultiArchCopy( 11149 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11150 11151 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11152 if (extractLibs) { 11153 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11154 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11155 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11156 useIsaSpecificSubdirs); 11157 } else { 11158 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11159 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11160 } 11161 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11162 } 11163 11164 maybeThrowExceptionForMultiArchCopy( 11165 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11166 11167 if (abi64 >= 0) { 11168 // Shared library native libs should be in the APK zip aligned 11169 if (extractLibs && pkg.isLibrary()) { 11170 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11171 "Shared library native lib extraction not supported"); 11172 } 11173 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11174 } 11175 11176 if (abi32 >= 0) { 11177 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11178 if (abi64 >= 0) { 11179 if (pkg.use32bitAbi) { 11180 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11181 pkg.applicationInfo.primaryCpuAbi = abi; 11182 } else { 11183 pkg.applicationInfo.secondaryCpuAbi = abi; 11184 } 11185 } else { 11186 pkg.applicationInfo.primaryCpuAbi = abi; 11187 } 11188 } 11189 } else { 11190 String[] abiList = (cpuAbiOverride != null) ? 11191 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11192 11193 // Enable gross and lame hacks for apps that are built with old 11194 // SDK tools. We must scan their APKs for renderscript bitcode and 11195 // not launch them if it's present. Don't bother checking on devices 11196 // that don't have 64 bit support. 11197 boolean needsRenderScriptOverride = false; 11198 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11199 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11200 abiList = Build.SUPPORTED_32_BIT_ABIS; 11201 needsRenderScriptOverride = true; 11202 } 11203 11204 final int copyRet; 11205 if (extractLibs) { 11206 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11207 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11208 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11209 } else { 11210 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11211 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11212 } 11213 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11214 11215 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11216 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11217 "Error unpackaging native libs for app, errorCode=" + copyRet); 11218 } 11219 11220 if (copyRet >= 0) { 11221 // Shared libraries that have native libs must be multi-architecture 11222 if (pkg.isLibrary()) { 11223 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11224 "Shared library with native libs must be multiarch"); 11225 } 11226 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11227 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11228 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11229 } else if (needsRenderScriptOverride) { 11230 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11231 } 11232 } 11233 } catch (IOException ioe) { 11234 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11235 } finally { 11236 IoUtils.closeQuietly(handle); 11237 } 11238 11239 // Now that we've calculated the ABIs and determined if it's an internal app, 11240 // we will go ahead and populate the nativeLibraryPath. 11241 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11242 } 11243 11244 /** 11245 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11246 * i.e, so that all packages can be run inside a single process if required. 11247 * 11248 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11249 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11250 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11251 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11252 * updating a package that belongs to a shared user. 11253 * 11254 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11255 * adds unnecessary complexity. 11256 */ 11257 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11258 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11259 List<String> changedAbiCodePath = null; 11260 String requiredInstructionSet = null; 11261 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11262 requiredInstructionSet = VMRuntime.getInstructionSet( 11263 scannedPackage.applicationInfo.primaryCpuAbi); 11264 } 11265 11266 PackageSetting requirer = null; 11267 for (PackageSetting ps : packagesForUser) { 11268 // If packagesForUser contains scannedPackage, we skip it. This will happen 11269 // when scannedPackage is an update of an existing package. Without this check, 11270 // we will never be able to change the ABI of any package belonging to a shared 11271 // user, even if it's compatible with other packages. 11272 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11273 if (ps.primaryCpuAbiString == null) { 11274 continue; 11275 } 11276 11277 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11278 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11279 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11280 // this but there's not much we can do. 11281 String errorMessage = "Instruction set mismatch, " 11282 + ((requirer == null) ? "[caller]" : requirer) 11283 + " requires " + requiredInstructionSet + " whereas " + ps 11284 + " requires " + instructionSet; 11285 Slog.w(TAG, errorMessage); 11286 } 11287 11288 if (requiredInstructionSet == null) { 11289 requiredInstructionSet = instructionSet; 11290 requirer = ps; 11291 } 11292 } 11293 } 11294 11295 if (requiredInstructionSet != null) { 11296 String adjustedAbi; 11297 if (requirer != null) { 11298 // requirer != null implies that either scannedPackage was null or that scannedPackage 11299 // did not require an ABI, in which case we have to adjust scannedPackage to match 11300 // the ABI of the set (which is the same as requirer's ABI) 11301 adjustedAbi = requirer.primaryCpuAbiString; 11302 if (scannedPackage != null) { 11303 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11304 } 11305 } else { 11306 // requirer == null implies that we're updating all ABIs in the set to 11307 // match scannedPackage. 11308 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11309 } 11310 11311 for (PackageSetting ps : packagesForUser) { 11312 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11313 if (ps.primaryCpuAbiString != null) { 11314 continue; 11315 } 11316 11317 ps.primaryCpuAbiString = adjustedAbi; 11318 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11319 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11320 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11321 if (DEBUG_ABI_SELECTION) { 11322 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11323 + " (requirer=" 11324 + (requirer != null ? requirer.pkg : "null") 11325 + ", scannedPackage=" 11326 + (scannedPackage != null ? scannedPackage : "null") 11327 + ")"); 11328 } 11329 if (changedAbiCodePath == null) { 11330 changedAbiCodePath = new ArrayList<>(); 11331 } 11332 changedAbiCodePath.add(ps.codePathString); 11333 } 11334 } 11335 } 11336 } 11337 return changedAbiCodePath; 11338 } 11339 11340 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11341 synchronized (mPackages) { 11342 mResolverReplaced = true; 11343 // Set up information for custom user intent resolution activity. 11344 mResolveActivity.applicationInfo = pkg.applicationInfo; 11345 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11346 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11347 mResolveActivity.processName = pkg.applicationInfo.packageName; 11348 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11349 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11350 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11351 mResolveActivity.theme = 0; 11352 mResolveActivity.exported = true; 11353 mResolveActivity.enabled = true; 11354 mResolveInfo.activityInfo = mResolveActivity; 11355 mResolveInfo.priority = 0; 11356 mResolveInfo.preferredOrder = 0; 11357 mResolveInfo.match = 0; 11358 mResolveComponentName = mCustomResolverComponentName; 11359 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11360 mResolveComponentName); 11361 } 11362 } 11363 11364 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11365 if (installerActivity == null) { 11366 if (DEBUG_EPHEMERAL) { 11367 Slog.d(TAG, "Clear ephemeral installer activity"); 11368 } 11369 mInstantAppInstallerActivity = null; 11370 return; 11371 } 11372 11373 if (DEBUG_EPHEMERAL) { 11374 Slog.d(TAG, "Set ephemeral installer activity: " 11375 + installerActivity.getComponentName()); 11376 } 11377 // Set up information for ephemeral installer activity 11378 mInstantAppInstallerActivity = installerActivity; 11379 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11380 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11381 mInstantAppInstallerActivity.exported = true; 11382 mInstantAppInstallerActivity.enabled = true; 11383 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11384 mInstantAppInstallerInfo.priority = 0; 11385 mInstantAppInstallerInfo.preferredOrder = 1; 11386 mInstantAppInstallerInfo.isDefault = true; 11387 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11388 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11389 } 11390 11391 private static String calculateBundledApkRoot(final String codePathString) { 11392 final File codePath = new File(codePathString); 11393 final File codeRoot; 11394 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11395 codeRoot = Environment.getRootDirectory(); 11396 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11397 codeRoot = Environment.getOemDirectory(); 11398 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11399 codeRoot = Environment.getVendorDirectory(); 11400 } else { 11401 // Unrecognized code path; take its top real segment as the apk root: 11402 // e.g. /something/app/blah.apk => /something 11403 try { 11404 File f = codePath.getCanonicalFile(); 11405 File parent = f.getParentFile(); // non-null because codePath is a file 11406 File tmp; 11407 while ((tmp = parent.getParentFile()) != null) { 11408 f = parent; 11409 parent = tmp; 11410 } 11411 codeRoot = f; 11412 Slog.w(TAG, "Unrecognized code path " 11413 + codePath + " - using " + codeRoot); 11414 } catch (IOException e) { 11415 // Can't canonicalize the code path -- shenanigans? 11416 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11417 return Environment.getRootDirectory().getPath(); 11418 } 11419 } 11420 return codeRoot.getPath(); 11421 } 11422 11423 /** 11424 * Derive and set the location of native libraries for the given package, 11425 * which varies depending on where and how the package was installed. 11426 */ 11427 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11428 final ApplicationInfo info = pkg.applicationInfo; 11429 final String codePath = pkg.codePath; 11430 final File codeFile = new File(codePath); 11431 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11432 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11433 11434 info.nativeLibraryRootDir = null; 11435 info.nativeLibraryRootRequiresIsa = false; 11436 info.nativeLibraryDir = null; 11437 info.secondaryNativeLibraryDir = null; 11438 11439 if (isApkFile(codeFile)) { 11440 // Monolithic install 11441 if (bundledApp) { 11442 // If "/system/lib64/apkname" exists, assume that is the per-package 11443 // native library directory to use; otherwise use "/system/lib/apkname". 11444 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11445 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11446 getPrimaryInstructionSet(info)); 11447 11448 // This is a bundled system app so choose the path based on the ABI. 11449 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11450 // is just the default path. 11451 final String apkName = deriveCodePathName(codePath); 11452 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11453 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11454 apkName).getAbsolutePath(); 11455 11456 if (info.secondaryCpuAbi != null) { 11457 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11458 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11459 secondaryLibDir, apkName).getAbsolutePath(); 11460 } 11461 } else if (asecApp) { 11462 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11463 .getAbsolutePath(); 11464 } else { 11465 final String apkName = deriveCodePathName(codePath); 11466 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11467 .getAbsolutePath(); 11468 } 11469 11470 info.nativeLibraryRootRequiresIsa = false; 11471 info.nativeLibraryDir = info.nativeLibraryRootDir; 11472 } else { 11473 // Cluster install 11474 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11475 info.nativeLibraryRootRequiresIsa = true; 11476 11477 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11478 getPrimaryInstructionSet(info)).getAbsolutePath(); 11479 11480 if (info.secondaryCpuAbi != null) { 11481 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11482 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11483 } 11484 } 11485 } 11486 11487 /** 11488 * Calculate the abis and roots for a bundled app. These can uniquely 11489 * be determined from the contents of the system partition, i.e whether 11490 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11491 * of this information, and instead assume that the system was built 11492 * sensibly. 11493 */ 11494 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11495 PackageSetting pkgSetting) { 11496 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11497 11498 // If "/system/lib64/apkname" exists, assume that is the per-package 11499 // native library directory to use; otherwise use "/system/lib/apkname". 11500 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11501 setBundledAppAbi(pkg, apkRoot, apkName); 11502 // pkgSetting might be null during rescan following uninstall of updates 11503 // to a bundled app, so accommodate that possibility. The settings in 11504 // that case will be established later from the parsed package. 11505 // 11506 // If the settings aren't null, sync them up with what we've just derived. 11507 // note that apkRoot isn't stored in the package settings. 11508 if (pkgSetting != null) { 11509 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11510 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11511 } 11512 } 11513 11514 /** 11515 * Deduces the ABI of a bundled app and sets the relevant fields on the 11516 * parsed pkg object. 11517 * 11518 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11519 * under which system libraries are installed. 11520 * @param apkName the name of the installed package. 11521 */ 11522 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11523 final File codeFile = new File(pkg.codePath); 11524 11525 final boolean has64BitLibs; 11526 final boolean has32BitLibs; 11527 if (isApkFile(codeFile)) { 11528 // Monolithic install 11529 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11530 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11531 } else { 11532 // Cluster install 11533 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11534 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11535 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11536 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11537 has64BitLibs = (new File(rootDir, isa)).exists(); 11538 } else { 11539 has64BitLibs = false; 11540 } 11541 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11542 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11543 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11544 has32BitLibs = (new File(rootDir, isa)).exists(); 11545 } else { 11546 has32BitLibs = false; 11547 } 11548 } 11549 11550 if (has64BitLibs && !has32BitLibs) { 11551 // The package has 64 bit libs, but not 32 bit libs. Its primary 11552 // ABI should be 64 bit. We can safely assume here that the bundled 11553 // native libraries correspond to the most preferred ABI in the list. 11554 11555 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11556 pkg.applicationInfo.secondaryCpuAbi = null; 11557 } else if (has32BitLibs && !has64BitLibs) { 11558 // The package has 32 bit libs but not 64 bit libs. Its primary 11559 // ABI should be 32 bit. 11560 11561 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11562 pkg.applicationInfo.secondaryCpuAbi = null; 11563 } else if (has32BitLibs && has64BitLibs) { 11564 // The application has both 64 and 32 bit bundled libraries. We check 11565 // here that the app declares multiArch support, and warn if it doesn't. 11566 // 11567 // We will be lenient here and record both ABIs. The primary will be the 11568 // ABI that's higher on the list, i.e, a device that's configured to prefer 11569 // 64 bit apps will see a 64 bit primary ABI, 11570 11571 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11572 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11573 } 11574 11575 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11576 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11577 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11578 } else { 11579 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11580 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11581 } 11582 } else { 11583 pkg.applicationInfo.primaryCpuAbi = null; 11584 pkg.applicationInfo.secondaryCpuAbi = null; 11585 } 11586 } 11587 11588 private void killApplication(String pkgName, int appId, String reason) { 11589 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11590 } 11591 11592 private void killApplication(String pkgName, int appId, int userId, String reason) { 11593 // Request the ActivityManager to kill the process(only for existing packages) 11594 // so that we do not end up in a confused state while the user is still using the older 11595 // version of the application while the new one gets installed. 11596 final long token = Binder.clearCallingIdentity(); 11597 try { 11598 IActivityManager am = ActivityManager.getService(); 11599 if (am != null) { 11600 try { 11601 am.killApplication(pkgName, appId, userId, reason); 11602 } catch (RemoteException e) { 11603 } 11604 } 11605 } finally { 11606 Binder.restoreCallingIdentity(token); 11607 } 11608 } 11609 11610 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11611 // Remove the parent package setting 11612 PackageSetting ps = (PackageSetting) pkg.mExtras; 11613 if (ps != null) { 11614 removePackageLI(ps, chatty); 11615 } 11616 // Remove the child package setting 11617 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11618 for (int i = 0; i < childCount; i++) { 11619 PackageParser.Package childPkg = pkg.childPackages.get(i); 11620 ps = (PackageSetting) childPkg.mExtras; 11621 if (ps != null) { 11622 removePackageLI(ps, chatty); 11623 } 11624 } 11625 } 11626 11627 void removePackageLI(PackageSetting ps, boolean chatty) { 11628 if (DEBUG_INSTALL) { 11629 if (chatty) 11630 Log.d(TAG, "Removing package " + ps.name); 11631 } 11632 11633 // writer 11634 synchronized (mPackages) { 11635 mPackages.remove(ps.name); 11636 final PackageParser.Package pkg = ps.pkg; 11637 if (pkg != null) { 11638 cleanPackageDataStructuresLILPw(pkg, chatty); 11639 } 11640 } 11641 } 11642 11643 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11644 if (DEBUG_INSTALL) { 11645 if (chatty) 11646 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11647 } 11648 11649 // writer 11650 synchronized (mPackages) { 11651 // Remove the parent package 11652 mPackages.remove(pkg.applicationInfo.packageName); 11653 cleanPackageDataStructuresLILPw(pkg, chatty); 11654 11655 // Remove the child packages 11656 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11657 for (int i = 0; i < childCount; i++) { 11658 PackageParser.Package childPkg = pkg.childPackages.get(i); 11659 mPackages.remove(childPkg.applicationInfo.packageName); 11660 cleanPackageDataStructuresLILPw(childPkg, chatty); 11661 } 11662 } 11663 } 11664 11665 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11666 int N = pkg.providers.size(); 11667 StringBuilder r = null; 11668 int i; 11669 for (i=0; i<N; i++) { 11670 PackageParser.Provider p = pkg.providers.get(i); 11671 mProviders.removeProvider(p); 11672 if (p.info.authority == null) { 11673 11674 /* There was another ContentProvider with this authority when 11675 * this app was installed so this authority is null, 11676 * Ignore it as we don't have to unregister the provider. 11677 */ 11678 continue; 11679 } 11680 String names[] = p.info.authority.split(";"); 11681 for (int j = 0; j < names.length; j++) { 11682 if (mProvidersByAuthority.get(names[j]) == p) { 11683 mProvidersByAuthority.remove(names[j]); 11684 if (DEBUG_REMOVE) { 11685 if (chatty) 11686 Log.d(TAG, "Unregistered content provider: " + names[j] 11687 + ", className = " + p.info.name + ", isSyncable = " 11688 + p.info.isSyncable); 11689 } 11690 } 11691 } 11692 if (DEBUG_REMOVE && chatty) { 11693 if (r == null) { 11694 r = new StringBuilder(256); 11695 } else { 11696 r.append(' '); 11697 } 11698 r.append(p.info.name); 11699 } 11700 } 11701 if (r != null) { 11702 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11703 } 11704 11705 N = pkg.services.size(); 11706 r = null; 11707 for (i=0; i<N; i++) { 11708 PackageParser.Service s = pkg.services.get(i); 11709 mServices.removeService(s); 11710 if (chatty) { 11711 if (r == null) { 11712 r = new StringBuilder(256); 11713 } else { 11714 r.append(' '); 11715 } 11716 r.append(s.info.name); 11717 } 11718 } 11719 if (r != null) { 11720 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11721 } 11722 11723 N = pkg.receivers.size(); 11724 r = null; 11725 for (i=0; i<N; i++) { 11726 PackageParser.Activity a = pkg.receivers.get(i); 11727 mReceivers.removeActivity(a, "receiver"); 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, " Receivers: " + r); 11739 } 11740 11741 N = pkg.activities.size(); 11742 r = null; 11743 for (i=0; i<N; i++) { 11744 PackageParser.Activity a = pkg.activities.get(i); 11745 mActivities.removeActivity(a, "activity"); 11746 if (DEBUG_REMOVE && chatty) { 11747 if (r == null) { 11748 r = new StringBuilder(256); 11749 } else { 11750 r.append(' '); 11751 } 11752 r.append(a.info.name); 11753 } 11754 } 11755 if (r != null) { 11756 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11757 } 11758 11759 mPermissionManager.removeAllPermissions(pkg, chatty); 11760 11761 N = pkg.instrumentation.size(); 11762 r = null; 11763 for (i=0; i<N; i++) { 11764 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11765 mInstrumentation.remove(a.getComponentName()); 11766 if (DEBUG_REMOVE && chatty) { 11767 if (r == null) { 11768 r = new StringBuilder(256); 11769 } else { 11770 r.append(' '); 11771 } 11772 r.append(a.info.name); 11773 } 11774 } 11775 if (r != null) { 11776 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11777 } 11778 11779 r = null; 11780 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11781 // Only system apps can hold shared libraries. 11782 if (pkg.libraryNames != null) { 11783 for (i = 0; i < pkg.libraryNames.size(); i++) { 11784 String name = pkg.libraryNames.get(i); 11785 if (removeSharedLibraryLPw(name, 0)) { 11786 if (DEBUG_REMOVE && chatty) { 11787 if (r == null) { 11788 r = new StringBuilder(256); 11789 } else { 11790 r.append(' '); 11791 } 11792 r.append(name); 11793 } 11794 } 11795 } 11796 } 11797 } 11798 11799 r = null; 11800 11801 // Any package can hold static shared libraries. 11802 if (pkg.staticSharedLibName != null) { 11803 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11804 if (DEBUG_REMOVE && chatty) { 11805 if (r == null) { 11806 r = new StringBuilder(256); 11807 } else { 11808 r.append(' '); 11809 } 11810 r.append(pkg.staticSharedLibName); 11811 } 11812 } 11813 } 11814 11815 if (r != null) { 11816 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11817 } 11818 } 11819 11820 11821 final class ActivityIntentResolver 11822 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11823 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11824 boolean defaultOnly, int userId) { 11825 if (!sUserManager.exists(userId)) return null; 11826 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11827 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11828 } 11829 11830 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11831 int userId) { 11832 if (!sUserManager.exists(userId)) return null; 11833 mFlags = flags; 11834 return super.queryIntent(intent, resolvedType, 11835 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11836 userId); 11837 } 11838 11839 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11840 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11841 if (!sUserManager.exists(userId)) return null; 11842 if (packageActivities == null) { 11843 return null; 11844 } 11845 mFlags = flags; 11846 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11847 final int N = packageActivities.size(); 11848 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11849 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11850 11851 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11852 for (int i = 0; i < N; ++i) { 11853 intentFilters = packageActivities.get(i).intents; 11854 if (intentFilters != null && intentFilters.size() > 0) { 11855 PackageParser.ActivityIntentInfo[] array = 11856 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11857 intentFilters.toArray(array); 11858 listCut.add(array); 11859 } 11860 } 11861 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11862 } 11863 11864 /** 11865 * Finds a privileged activity that matches the specified activity names. 11866 */ 11867 private PackageParser.Activity findMatchingActivity( 11868 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11869 for (PackageParser.Activity sysActivity : activityList) { 11870 if (sysActivity.info.name.equals(activityInfo.name)) { 11871 return sysActivity; 11872 } 11873 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11874 return sysActivity; 11875 } 11876 if (sysActivity.info.targetActivity != null) { 11877 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11878 return sysActivity; 11879 } 11880 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11881 return sysActivity; 11882 } 11883 } 11884 } 11885 return null; 11886 } 11887 11888 public class IterGenerator<E> { 11889 public Iterator<E> generate(ActivityIntentInfo info) { 11890 return null; 11891 } 11892 } 11893 11894 public class ActionIterGenerator extends IterGenerator<String> { 11895 @Override 11896 public Iterator<String> generate(ActivityIntentInfo info) { 11897 return info.actionsIterator(); 11898 } 11899 } 11900 11901 public class CategoriesIterGenerator extends IterGenerator<String> { 11902 @Override 11903 public Iterator<String> generate(ActivityIntentInfo info) { 11904 return info.categoriesIterator(); 11905 } 11906 } 11907 11908 public class SchemesIterGenerator extends IterGenerator<String> { 11909 @Override 11910 public Iterator<String> generate(ActivityIntentInfo info) { 11911 return info.schemesIterator(); 11912 } 11913 } 11914 11915 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11916 @Override 11917 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11918 return info.authoritiesIterator(); 11919 } 11920 } 11921 11922 /** 11923 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11924 * MODIFIED. Do not pass in a list that should not be changed. 11925 */ 11926 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11927 IterGenerator<T> generator, Iterator<T> searchIterator) { 11928 // loop through the set of actions; every one must be found in the intent filter 11929 while (searchIterator.hasNext()) { 11930 // we must have at least one filter in the list to consider a match 11931 if (intentList.size() == 0) { 11932 break; 11933 } 11934 11935 final T searchAction = searchIterator.next(); 11936 11937 // loop through the set of intent filters 11938 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11939 while (intentIter.hasNext()) { 11940 final ActivityIntentInfo intentInfo = intentIter.next(); 11941 boolean selectionFound = false; 11942 11943 // loop through the intent filter's selection criteria; at least one 11944 // of them must match the searched criteria 11945 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11946 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11947 final T intentSelection = intentSelectionIter.next(); 11948 if (intentSelection != null && intentSelection.equals(searchAction)) { 11949 selectionFound = true; 11950 break; 11951 } 11952 } 11953 11954 // the selection criteria wasn't found in this filter's set; this filter 11955 // is not a potential match 11956 if (!selectionFound) { 11957 intentIter.remove(); 11958 } 11959 } 11960 } 11961 } 11962 11963 private boolean isProtectedAction(ActivityIntentInfo filter) { 11964 final Iterator<String> actionsIter = filter.actionsIterator(); 11965 while (actionsIter != null && actionsIter.hasNext()) { 11966 final String filterAction = actionsIter.next(); 11967 if (PROTECTED_ACTIONS.contains(filterAction)) { 11968 return true; 11969 } 11970 } 11971 return false; 11972 } 11973 11974 /** 11975 * Adjusts the priority of the given intent filter according to policy. 11976 * <p> 11977 * <ul> 11978 * <li>The priority for non privileged applications is capped to '0'</li> 11979 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11980 * <li>The priority for unbundled updates to privileged applications is capped to the 11981 * priority defined on the system partition</li> 11982 * </ul> 11983 * <p> 11984 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11985 * allowed to obtain any priority on any action. 11986 */ 11987 private void adjustPriority( 11988 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11989 // nothing to do; priority is fine as-is 11990 if (intent.getPriority() <= 0) { 11991 return; 11992 } 11993 11994 final ActivityInfo activityInfo = intent.activity.info; 11995 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11996 11997 final boolean privilegedApp = 11998 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11999 if (!privilegedApp) { 12000 // non-privileged applications can never define a priority >0 12001 if (DEBUG_FILTERS) { 12002 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12003 + " package: " + applicationInfo.packageName 12004 + " activity: " + intent.activity.className 12005 + " origPrio: " + intent.getPriority()); 12006 } 12007 intent.setPriority(0); 12008 return; 12009 } 12010 12011 if (systemActivities == null) { 12012 // the system package is not disabled; we're parsing the system partition 12013 if (isProtectedAction(intent)) { 12014 if (mDeferProtectedFilters) { 12015 // We can't deal with these just yet. No component should ever obtain a 12016 // >0 priority for a protected actions, with ONE exception -- the setup 12017 // wizard. The setup wizard, however, cannot be known until we're able to 12018 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12019 // until all intent filters have been processed. Chicken, meet egg. 12020 // Let the filter temporarily have a high priority and rectify the 12021 // priorities after all system packages have been scanned. 12022 mProtectedFilters.add(intent); 12023 if (DEBUG_FILTERS) { 12024 Slog.i(TAG, "Protected action; save for later;" 12025 + " package: " + applicationInfo.packageName 12026 + " activity: " + intent.activity.className 12027 + " origPrio: " + intent.getPriority()); 12028 } 12029 return; 12030 } else { 12031 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12032 Slog.i(TAG, "No setup wizard;" 12033 + " All protected intents capped to priority 0"); 12034 } 12035 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12036 if (DEBUG_FILTERS) { 12037 Slog.i(TAG, "Found setup wizard;" 12038 + " allow priority " + intent.getPriority() + ";" 12039 + " package: " + intent.activity.info.packageName 12040 + " activity: " + intent.activity.className 12041 + " priority: " + intent.getPriority()); 12042 } 12043 // setup wizard gets whatever it wants 12044 return; 12045 } 12046 if (DEBUG_FILTERS) { 12047 Slog.i(TAG, "Protected action; cap priority to 0;" 12048 + " package: " + intent.activity.info.packageName 12049 + " activity: " + intent.activity.className 12050 + " origPrio: " + intent.getPriority()); 12051 } 12052 intent.setPriority(0); 12053 return; 12054 } 12055 } 12056 // privileged apps on the system image get whatever priority they request 12057 return; 12058 } 12059 12060 // privileged app unbundled update ... try to find the same activity 12061 final PackageParser.Activity foundActivity = 12062 findMatchingActivity(systemActivities, activityInfo); 12063 if (foundActivity == null) { 12064 // this is a new activity; it cannot obtain >0 priority 12065 if (DEBUG_FILTERS) { 12066 Slog.i(TAG, "New activity; cap priority to 0;" 12067 + " package: " + applicationInfo.packageName 12068 + " activity: " + intent.activity.className 12069 + " origPrio: " + intent.getPriority()); 12070 } 12071 intent.setPriority(0); 12072 return; 12073 } 12074 12075 // found activity, now check for filter equivalence 12076 12077 // a shallow copy is enough; we modify the list, not its contents 12078 final List<ActivityIntentInfo> intentListCopy = 12079 new ArrayList<>(foundActivity.intents); 12080 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12081 12082 // find matching action subsets 12083 final Iterator<String> actionsIterator = intent.actionsIterator(); 12084 if (actionsIterator != null) { 12085 getIntentListSubset( 12086 intentListCopy, new ActionIterGenerator(), actionsIterator); 12087 if (intentListCopy.size() == 0) { 12088 // no more intents to match; we're not equivalent 12089 if (DEBUG_FILTERS) { 12090 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12091 + " package: " + applicationInfo.packageName 12092 + " activity: " + intent.activity.className 12093 + " origPrio: " + intent.getPriority()); 12094 } 12095 intent.setPriority(0); 12096 return; 12097 } 12098 } 12099 12100 // find matching category subsets 12101 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12102 if (categoriesIterator != null) { 12103 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12104 categoriesIterator); 12105 if (intentListCopy.size() == 0) { 12106 // no more intents to match; we're not equivalent 12107 if (DEBUG_FILTERS) { 12108 Slog.i(TAG, "Mismatched category; 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 // find matching schemes subsets 12119 final Iterator<String> schemesIterator = intent.schemesIterator(); 12120 if (schemesIterator != null) { 12121 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12122 schemesIterator); 12123 if (intentListCopy.size() == 0) { 12124 // no more intents to match; we're not equivalent 12125 if (DEBUG_FILTERS) { 12126 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12127 + " package: " + applicationInfo.packageName 12128 + " activity: " + intent.activity.className 12129 + " origPrio: " + intent.getPriority()); 12130 } 12131 intent.setPriority(0); 12132 return; 12133 } 12134 } 12135 12136 // find matching authorities subsets 12137 final Iterator<IntentFilter.AuthorityEntry> 12138 authoritiesIterator = intent.authoritiesIterator(); 12139 if (authoritiesIterator != null) { 12140 getIntentListSubset(intentListCopy, 12141 new AuthoritiesIterGenerator(), 12142 authoritiesIterator); 12143 if (intentListCopy.size() == 0) { 12144 // no more intents to match; we're not equivalent 12145 if (DEBUG_FILTERS) { 12146 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12147 + " package: " + applicationInfo.packageName 12148 + " activity: " + intent.activity.className 12149 + " origPrio: " + intent.getPriority()); 12150 } 12151 intent.setPriority(0); 12152 return; 12153 } 12154 } 12155 12156 // we found matching filter(s); app gets the max priority of all intents 12157 int cappedPriority = 0; 12158 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12159 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12160 } 12161 if (intent.getPriority() > cappedPriority) { 12162 if (DEBUG_FILTERS) { 12163 Slog.i(TAG, "Found matching filter(s);" 12164 + " cap priority to " + cappedPriority + ";" 12165 + " package: " + applicationInfo.packageName 12166 + " activity: " + intent.activity.className 12167 + " origPrio: " + intent.getPriority()); 12168 } 12169 intent.setPriority(cappedPriority); 12170 return; 12171 } 12172 // all this for nothing; the requested priority was <= what was on the system 12173 } 12174 12175 public final void addActivity(PackageParser.Activity a, String type) { 12176 mActivities.put(a.getComponentName(), a); 12177 if (DEBUG_SHOW_INFO) 12178 Log.v( 12179 TAG, " " + type + " " + 12180 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12181 if (DEBUG_SHOW_INFO) 12182 Log.v(TAG, " Class=" + a.info.name); 12183 final int NI = a.intents.size(); 12184 for (int j=0; j<NI; j++) { 12185 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12186 if ("activity".equals(type)) { 12187 final PackageSetting ps = 12188 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12189 final List<PackageParser.Activity> systemActivities = 12190 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12191 adjustPriority(systemActivities, intent); 12192 } 12193 if (DEBUG_SHOW_INFO) { 12194 Log.v(TAG, " IntentFilter:"); 12195 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12196 } 12197 if (!intent.debugCheck()) { 12198 Log.w(TAG, "==> For Activity " + a.info.name); 12199 } 12200 addFilter(intent); 12201 } 12202 } 12203 12204 public final void removeActivity(PackageParser.Activity a, String type) { 12205 mActivities.remove(a.getComponentName()); 12206 if (DEBUG_SHOW_INFO) { 12207 Log.v(TAG, " " + type + " " 12208 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12209 : a.info.name) + ":"); 12210 Log.v(TAG, " Class=" + a.info.name); 12211 } 12212 final int NI = a.intents.size(); 12213 for (int j=0; j<NI; j++) { 12214 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12215 if (DEBUG_SHOW_INFO) { 12216 Log.v(TAG, " IntentFilter:"); 12217 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12218 } 12219 removeFilter(intent); 12220 } 12221 } 12222 12223 @Override 12224 protected boolean allowFilterResult( 12225 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12226 ActivityInfo filterAi = filter.activity.info; 12227 for (int i=dest.size()-1; i>=0; i--) { 12228 ActivityInfo destAi = dest.get(i).activityInfo; 12229 if (destAi.name == filterAi.name 12230 && destAi.packageName == filterAi.packageName) { 12231 return false; 12232 } 12233 } 12234 return true; 12235 } 12236 12237 @Override 12238 protected ActivityIntentInfo[] newArray(int size) { 12239 return new ActivityIntentInfo[size]; 12240 } 12241 12242 @Override 12243 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12244 if (!sUserManager.exists(userId)) return true; 12245 PackageParser.Package p = filter.activity.owner; 12246 if (p != null) { 12247 PackageSetting ps = (PackageSetting)p.mExtras; 12248 if (ps != null) { 12249 // System apps are never considered stopped for purposes of 12250 // filtering, because there may be no way for the user to 12251 // actually re-launch them. 12252 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12253 && ps.getStopped(userId); 12254 } 12255 } 12256 return false; 12257 } 12258 12259 @Override 12260 protected boolean isPackageForFilter(String packageName, 12261 PackageParser.ActivityIntentInfo info) { 12262 return packageName.equals(info.activity.owner.packageName); 12263 } 12264 12265 @Override 12266 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12267 int match, int userId) { 12268 if (!sUserManager.exists(userId)) return null; 12269 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12270 return null; 12271 } 12272 final PackageParser.Activity activity = info.activity; 12273 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12274 if (ps == null) { 12275 return null; 12276 } 12277 final PackageUserState userState = ps.readUserState(userId); 12278 ActivityInfo ai = 12279 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12280 if (ai == null) { 12281 return null; 12282 } 12283 final boolean matchExplicitlyVisibleOnly = 12284 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12285 final boolean matchVisibleToInstantApp = 12286 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12287 final boolean componentVisible = 12288 matchVisibleToInstantApp 12289 && info.isVisibleToInstantApp() 12290 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12291 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12292 // throw out filters that aren't visible to ephemeral apps 12293 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12294 return null; 12295 } 12296 // throw out instant app filters if we're not explicitly requesting them 12297 if (!matchInstantApp && userState.instantApp) { 12298 return null; 12299 } 12300 // throw out instant app filters if updates are available; will trigger 12301 // instant app resolution 12302 if (userState.instantApp && ps.isUpdateAvailable()) { 12303 return null; 12304 } 12305 final ResolveInfo res = new ResolveInfo(); 12306 res.activityInfo = ai; 12307 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12308 res.filter = info; 12309 } 12310 if (info != null) { 12311 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12312 } 12313 res.priority = info.getPriority(); 12314 res.preferredOrder = activity.owner.mPreferredOrder; 12315 //System.out.println("Result: " + res.activityInfo.className + 12316 // " = " + res.priority); 12317 res.match = match; 12318 res.isDefault = info.hasDefault; 12319 res.labelRes = info.labelRes; 12320 res.nonLocalizedLabel = info.nonLocalizedLabel; 12321 if (userNeedsBadging(userId)) { 12322 res.noResourceId = true; 12323 } else { 12324 res.icon = info.icon; 12325 } 12326 res.iconResourceId = info.icon; 12327 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12328 res.isInstantAppAvailable = userState.instantApp; 12329 return res; 12330 } 12331 12332 @Override 12333 protected void sortResults(List<ResolveInfo> results) { 12334 Collections.sort(results, mResolvePrioritySorter); 12335 } 12336 12337 @Override 12338 protected void dumpFilter(PrintWriter out, String prefix, 12339 PackageParser.ActivityIntentInfo filter) { 12340 out.print(prefix); out.print( 12341 Integer.toHexString(System.identityHashCode(filter.activity))); 12342 out.print(' '); 12343 filter.activity.printComponentShortName(out); 12344 out.print(" filter "); 12345 out.println(Integer.toHexString(System.identityHashCode(filter))); 12346 } 12347 12348 @Override 12349 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12350 return filter.activity; 12351 } 12352 12353 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12354 PackageParser.Activity activity = (PackageParser.Activity)label; 12355 out.print(prefix); out.print( 12356 Integer.toHexString(System.identityHashCode(activity))); 12357 out.print(' '); 12358 activity.printComponentShortName(out); 12359 if (count > 1) { 12360 out.print(" ("); out.print(count); out.print(" filters)"); 12361 } 12362 out.println(); 12363 } 12364 12365 // Keys are String (activity class name), values are Activity. 12366 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12367 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12368 private int mFlags; 12369 } 12370 12371 private final class ServiceIntentResolver 12372 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12373 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12374 boolean defaultOnly, int userId) { 12375 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12376 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12377 } 12378 12379 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12380 int userId) { 12381 if (!sUserManager.exists(userId)) return null; 12382 mFlags = flags; 12383 return super.queryIntent(intent, resolvedType, 12384 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12385 userId); 12386 } 12387 12388 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12389 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12390 if (!sUserManager.exists(userId)) return null; 12391 if (packageServices == null) { 12392 return null; 12393 } 12394 mFlags = flags; 12395 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12396 final int N = packageServices.size(); 12397 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12398 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12399 12400 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12401 for (int i = 0; i < N; ++i) { 12402 intentFilters = packageServices.get(i).intents; 12403 if (intentFilters != null && intentFilters.size() > 0) { 12404 PackageParser.ServiceIntentInfo[] array = 12405 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12406 intentFilters.toArray(array); 12407 listCut.add(array); 12408 } 12409 } 12410 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12411 } 12412 12413 public final void addService(PackageParser.Service s) { 12414 mServices.put(s.getComponentName(), s); 12415 if (DEBUG_SHOW_INFO) { 12416 Log.v(TAG, " " 12417 + (s.info.nonLocalizedLabel != null 12418 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12419 Log.v(TAG, " Class=" + s.info.name); 12420 } 12421 final int NI = s.intents.size(); 12422 int j; 12423 for (j=0; j<NI; j++) { 12424 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12425 if (DEBUG_SHOW_INFO) { 12426 Log.v(TAG, " IntentFilter:"); 12427 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12428 } 12429 if (!intent.debugCheck()) { 12430 Log.w(TAG, "==> For Service " + s.info.name); 12431 } 12432 addFilter(intent); 12433 } 12434 } 12435 12436 public final void removeService(PackageParser.Service s) { 12437 mServices.remove(s.getComponentName()); 12438 if (DEBUG_SHOW_INFO) { 12439 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12440 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12441 Log.v(TAG, " Class=" + s.info.name); 12442 } 12443 final int NI = s.intents.size(); 12444 int j; 12445 for (j=0; j<NI; j++) { 12446 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12447 if (DEBUG_SHOW_INFO) { 12448 Log.v(TAG, " IntentFilter:"); 12449 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12450 } 12451 removeFilter(intent); 12452 } 12453 } 12454 12455 @Override 12456 protected boolean allowFilterResult( 12457 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12458 ServiceInfo filterSi = filter.service.info; 12459 for (int i=dest.size()-1; i>=0; i--) { 12460 ServiceInfo destAi = dest.get(i).serviceInfo; 12461 if (destAi.name == filterSi.name 12462 && destAi.packageName == filterSi.packageName) { 12463 return false; 12464 } 12465 } 12466 return true; 12467 } 12468 12469 @Override 12470 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12471 return new PackageParser.ServiceIntentInfo[size]; 12472 } 12473 12474 @Override 12475 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12476 if (!sUserManager.exists(userId)) return true; 12477 PackageParser.Package p = filter.service.owner; 12478 if (p != null) { 12479 PackageSetting ps = (PackageSetting)p.mExtras; 12480 if (ps != null) { 12481 // System apps are never considered stopped for purposes of 12482 // filtering, because there may be no way for the user to 12483 // actually re-launch them. 12484 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12485 && ps.getStopped(userId); 12486 } 12487 } 12488 return false; 12489 } 12490 12491 @Override 12492 protected boolean isPackageForFilter(String packageName, 12493 PackageParser.ServiceIntentInfo info) { 12494 return packageName.equals(info.service.owner.packageName); 12495 } 12496 12497 @Override 12498 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12499 int match, int userId) { 12500 if (!sUserManager.exists(userId)) return null; 12501 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12502 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12503 return null; 12504 } 12505 final PackageParser.Service service = info.service; 12506 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12507 if (ps == null) { 12508 return null; 12509 } 12510 final PackageUserState userState = ps.readUserState(userId); 12511 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12512 userState, userId); 12513 if (si == null) { 12514 return null; 12515 } 12516 final boolean matchVisibleToInstantApp = 12517 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12518 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12519 // throw out filters that aren't visible to ephemeral apps 12520 if (matchVisibleToInstantApp 12521 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12522 return null; 12523 } 12524 // throw out ephemeral filters if we're not explicitly requesting them 12525 if (!isInstantApp && userState.instantApp) { 12526 return null; 12527 } 12528 // throw out instant app filters if updates are available; will trigger 12529 // instant app resolution 12530 if (userState.instantApp && ps.isUpdateAvailable()) { 12531 return null; 12532 } 12533 final ResolveInfo res = new ResolveInfo(); 12534 res.serviceInfo = si; 12535 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12536 res.filter = filter; 12537 } 12538 res.priority = info.getPriority(); 12539 res.preferredOrder = service.owner.mPreferredOrder; 12540 res.match = match; 12541 res.isDefault = info.hasDefault; 12542 res.labelRes = info.labelRes; 12543 res.nonLocalizedLabel = info.nonLocalizedLabel; 12544 res.icon = info.icon; 12545 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12546 return res; 12547 } 12548 12549 @Override 12550 protected void sortResults(List<ResolveInfo> results) { 12551 Collections.sort(results, mResolvePrioritySorter); 12552 } 12553 12554 @Override 12555 protected void dumpFilter(PrintWriter out, String prefix, 12556 PackageParser.ServiceIntentInfo filter) { 12557 out.print(prefix); out.print( 12558 Integer.toHexString(System.identityHashCode(filter.service))); 12559 out.print(' '); 12560 filter.service.printComponentShortName(out); 12561 out.print(" filter "); 12562 out.print(Integer.toHexString(System.identityHashCode(filter))); 12563 if (filter.service.info.permission != null) { 12564 out.print(" permission "); out.println(filter.service.info.permission); 12565 } else { 12566 out.println(); 12567 } 12568 } 12569 12570 @Override 12571 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12572 return filter.service; 12573 } 12574 12575 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12576 PackageParser.Service service = (PackageParser.Service)label; 12577 out.print(prefix); out.print( 12578 Integer.toHexString(System.identityHashCode(service))); 12579 out.print(' '); 12580 service.printComponentShortName(out); 12581 if (count > 1) { 12582 out.print(" ("); out.print(count); out.print(" filters)"); 12583 } 12584 out.println(); 12585 } 12586 12587// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12588// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12589// final List<ResolveInfo> retList = Lists.newArrayList(); 12590// while (i.hasNext()) { 12591// final ResolveInfo resolveInfo = (ResolveInfo) i; 12592// if (isEnabledLP(resolveInfo.serviceInfo)) { 12593// retList.add(resolveInfo); 12594// } 12595// } 12596// return retList; 12597// } 12598 12599 // Keys are String (activity class name), values are Activity. 12600 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12601 = new ArrayMap<ComponentName, PackageParser.Service>(); 12602 private int mFlags; 12603 } 12604 12605 private final class ProviderIntentResolver 12606 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12607 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12608 boolean defaultOnly, int userId) { 12609 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12610 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12611 } 12612 12613 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12614 int userId) { 12615 if (!sUserManager.exists(userId)) 12616 return null; 12617 mFlags = flags; 12618 return super.queryIntent(intent, resolvedType, 12619 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12620 userId); 12621 } 12622 12623 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12624 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12625 if (!sUserManager.exists(userId)) 12626 return null; 12627 if (packageProviders == null) { 12628 return null; 12629 } 12630 mFlags = flags; 12631 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12632 final int N = packageProviders.size(); 12633 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12634 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12635 12636 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12637 for (int i = 0; i < N; ++i) { 12638 intentFilters = packageProviders.get(i).intents; 12639 if (intentFilters != null && intentFilters.size() > 0) { 12640 PackageParser.ProviderIntentInfo[] array = 12641 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12642 intentFilters.toArray(array); 12643 listCut.add(array); 12644 } 12645 } 12646 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12647 } 12648 12649 public final void addProvider(PackageParser.Provider p) { 12650 if (mProviders.containsKey(p.getComponentName())) { 12651 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12652 return; 12653 } 12654 12655 mProviders.put(p.getComponentName(), p); 12656 if (DEBUG_SHOW_INFO) { 12657 Log.v(TAG, " " 12658 + (p.info.nonLocalizedLabel != null 12659 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12660 Log.v(TAG, " Class=" + p.info.name); 12661 } 12662 final int NI = p.intents.size(); 12663 int j; 12664 for (j = 0; j < NI; j++) { 12665 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12666 if (DEBUG_SHOW_INFO) { 12667 Log.v(TAG, " IntentFilter:"); 12668 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12669 } 12670 if (!intent.debugCheck()) { 12671 Log.w(TAG, "==> For Provider " + p.info.name); 12672 } 12673 addFilter(intent); 12674 } 12675 } 12676 12677 public final void removeProvider(PackageParser.Provider p) { 12678 mProviders.remove(p.getComponentName()); 12679 if (DEBUG_SHOW_INFO) { 12680 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12681 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12682 Log.v(TAG, " Class=" + p.info.name); 12683 } 12684 final int NI = p.intents.size(); 12685 int j; 12686 for (j = 0; j < NI; j++) { 12687 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12688 if (DEBUG_SHOW_INFO) { 12689 Log.v(TAG, " IntentFilter:"); 12690 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12691 } 12692 removeFilter(intent); 12693 } 12694 } 12695 12696 @Override 12697 protected boolean allowFilterResult( 12698 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12699 ProviderInfo filterPi = filter.provider.info; 12700 for (int i = dest.size() - 1; i >= 0; i--) { 12701 ProviderInfo destPi = dest.get(i).providerInfo; 12702 if (destPi.name == filterPi.name 12703 && destPi.packageName == filterPi.packageName) { 12704 return false; 12705 } 12706 } 12707 return true; 12708 } 12709 12710 @Override 12711 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12712 return new PackageParser.ProviderIntentInfo[size]; 12713 } 12714 12715 @Override 12716 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12717 if (!sUserManager.exists(userId)) 12718 return true; 12719 PackageParser.Package p = filter.provider.owner; 12720 if (p != null) { 12721 PackageSetting ps = (PackageSetting) p.mExtras; 12722 if (ps != null) { 12723 // System apps are never considered stopped for purposes of 12724 // filtering, because there may be no way for the user to 12725 // actually re-launch them. 12726 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12727 && ps.getStopped(userId); 12728 } 12729 } 12730 return false; 12731 } 12732 12733 @Override 12734 protected boolean isPackageForFilter(String packageName, 12735 PackageParser.ProviderIntentInfo info) { 12736 return packageName.equals(info.provider.owner.packageName); 12737 } 12738 12739 @Override 12740 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12741 int match, int userId) { 12742 if (!sUserManager.exists(userId)) 12743 return null; 12744 final PackageParser.ProviderIntentInfo info = filter; 12745 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12746 return null; 12747 } 12748 final PackageParser.Provider provider = info.provider; 12749 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12750 if (ps == null) { 12751 return null; 12752 } 12753 final PackageUserState userState = ps.readUserState(userId); 12754 final boolean matchVisibleToInstantApp = 12755 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12756 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12757 // throw out filters that aren't visible to instant applications 12758 if (matchVisibleToInstantApp 12759 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12760 return null; 12761 } 12762 // throw out instant application filters if we're not explicitly requesting them 12763 if (!isInstantApp && userState.instantApp) { 12764 return null; 12765 } 12766 // throw out instant application filters if updates are available; will trigger 12767 // instant application resolution 12768 if (userState.instantApp && ps.isUpdateAvailable()) { 12769 return null; 12770 } 12771 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12772 userState, userId); 12773 if (pi == null) { 12774 return null; 12775 } 12776 final ResolveInfo res = new ResolveInfo(); 12777 res.providerInfo = pi; 12778 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12779 res.filter = filter; 12780 } 12781 res.priority = info.getPriority(); 12782 res.preferredOrder = provider.owner.mPreferredOrder; 12783 res.match = match; 12784 res.isDefault = info.hasDefault; 12785 res.labelRes = info.labelRes; 12786 res.nonLocalizedLabel = info.nonLocalizedLabel; 12787 res.icon = info.icon; 12788 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12789 return res; 12790 } 12791 12792 @Override 12793 protected void sortResults(List<ResolveInfo> results) { 12794 Collections.sort(results, mResolvePrioritySorter); 12795 } 12796 12797 @Override 12798 protected void dumpFilter(PrintWriter out, String prefix, 12799 PackageParser.ProviderIntentInfo filter) { 12800 out.print(prefix); 12801 out.print( 12802 Integer.toHexString(System.identityHashCode(filter.provider))); 12803 out.print(' '); 12804 filter.provider.printComponentShortName(out); 12805 out.print(" filter "); 12806 out.println(Integer.toHexString(System.identityHashCode(filter))); 12807 } 12808 12809 @Override 12810 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12811 return filter.provider; 12812 } 12813 12814 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12815 PackageParser.Provider provider = (PackageParser.Provider)label; 12816 out.print(prefix); out.print( 12817 Integer.toHexString(System.identityHashCode(provider))); 12818 out.print(' '); 12819 provider.printComponentShortName(out); 12820 if (count > 1) { 12821 out.print(" ("); out.print(count); out.print(" filters)"); 12822 } 12823 out.println(); 12824 } 12825 12826 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12827 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12828 private int mFlags; 12829 } 12830 12831 static final class EphemeralIntentResolver 12832 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12833 /** 12834 * The result that has the highest defined order. Ordering applies on a 12835 * per-package basis. Mapping is from package name to Pair of order and 12836 * EphemeralResolveInfo. 12837 * <p> 12838 * NOTE: This is implemented as a field variable for convenience and efficiency. 12839 * By having a field variable, we're able to track filter ordering as soon as 12840 * a non-zero order is defined. Otherwise, multiple loops across the result set 12841 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12842 * this needs to be contained entirely within {@link #filterResults}. 12843 */ 12844 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12845 12846 @Override 12847 protected AuxiliaryResolveInfo[] newArray(int size) { 12848 return new AuxiliaryResolveInfo[size]; 12849 } 12850 12851 @Override 12852 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12853 return true; 12854 } 12855 12856 @Override 12857 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12858 int userId) { 12859 if (!sUserManager.exists(userId)) { 12860 return null; 12861 } 12862 final String packageName = responseObj.resolveInfo.getPackageName(); 12863 final Integer order = responseObj.getOrder(); 12864 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12865 mOrderResult.get(packageName); 12866 // ordering is enabled and this item's order isn't high enough 12867 if (lastOrderResult != null && lastOrderResult.first >= order) { 12868 return null; 12869 } 12870 final InstantAppResolveInfo res = responseObj.resolveInfo; 12871 if (order > 0) { 12872 // non-zero order, enable ordering 12873 mOrderResult.put(packageName, new Pair<>(order, res)); 12874 } 12875 return responseObj; 12876 } 12877 12878 @Override 12879 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12880 // only do work if ordering is enabled [most of the time it won't be] 12881 if (mOrderResult.size() == 0) { 12882 return; 12883 } 12884 int resultSize = results.size(); 12885 for (int i = 0; i < resultSize; i++) { 12886 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12887 final String packageName = info.getPackageName(); 12888 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12889 if (savedInfo == null) { 12890 // package doesn't having ordering 12891 continue; 12892 } 12893 if (savedInfo.second == info) { 12894 // circled back to the highest ordered item; remove from order list 12895 mOrderResult.remove(packageName); 12896 if (mOrderResult.size() == 0) { 12897 // no more ordered items 12898 break; 12899 } 12900 continue; 12901 } 12902 // item has a worse order, remove it from the result list 12903 results.remove(i); 12904 resultSize--; 12905 i--; 12906 } 12907 } 12908 } 12909 12910 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12911 new Comparator<ResolveInfo>() { 12912 public int compare(ResolveInfo r1, ResolveInfo r2) { 12913 int v1 = r1.priority; 12914 int v2 = r2.priority; 12915 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12916 if (v1 != v2) { 12917 return (v1 > v2) ? -1 : 1; 12918 } 12919 v1 = r1.preferredOrder; 12920 v2 = r2.preferredOrder; 12921 if (v1 != v2) { 12922 return (v1 > v2) ? -1 : 1; 12923 } 12924 if (r1.isDefault != r2.isDefault) { 12925 return r1.isDefault ? -1 : 1; 12926 } 12927 v1 = r1.match; 12928 v2 = r2.match; 12929 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12930 if (v1 != v2) { 12931 return (v1 > v2) ? -1 : 1; 12932 } 12933 if (r1.system != r2.system) { 12934 return r1.system ? -1 : 1; 12935 } 12936 if (r1.activityInfo != null) { 12937 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12938 } 12939 if (r1.serviceInfo != null) { 12940 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12941 } 12942 if (r1.providerInfo != null) { 12943 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12944 } 12945 return 0; 12946 } 12947 }; 12948 12949 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12950 new Comparator<ProviderInfo>() { 12951 public int compare(ProviderInfo p1, ProviderInfo p2) { 12952 final int v1 = p1.initOrder; 12953 final int v2 = p2.initOrder; 12954 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12955 } 12956 }; 12957 12958 @Override 12959 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12960 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12961 final int[] userIds, int[] instantUserIds) { 12962 mHandler.post(new Runnable() { 12963 @Override 12964 public void run() { 12965 try { 12966 final IActivityManager am = ActivityManager.getService(); 12967 if (am == null) return; 12968 final int[] resolvedUserIds; 12969 if (userIds == null) { 12970 resolvedUserIds = am.getRunningUserIds(); 12971 } else { 12972 resolvedUserIds = userIds; 12973 } 12974 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 12975 resolvedUserIds, false); 12976 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 12977 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 12978 instantUserIds, true); 12979 } 12980 } catch (RemoteException ex) { 12981 } 12982 } 12983 }); 12984 } 12985 12986 /** 12987 * Sends a broadcast for the given action. 12988 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 12989 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 12990 * the system and applications allowed to see instant applications to receive package 12991 * lifecycle events for instant applications. 12992 */ 12993 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 12994 int flags, String targetPkg, IIntentReceiver finishedReceiver, 12995 int[] userIds, boolean isInstantApp) 12996 throws RemoteException { 12997 for (int id : userIds) { 12998 final Intent intent = new Intent(action, 12999 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13000 final String[] requiredPermissions = 13001 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13002 if (extras != null) { 13003 intent.putExtras(extras); 13004 } 13005 if (targetPkg != null) { 13006 intent.setPackage(targetPkg); 13007 } 13008 // Modify the UID when posting to other users 13009 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13010 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13011 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13012 intent.putExtra(Intent.EXTRA_UID, uid); 13013 } 13014 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13015 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13016 if (DEBUG_BROADCASTS) { 13017 RuntimeException here = new RuntimeException("here"); 13018 here.fillInStackTrace(); 13019 Slog.d(TAG, "Sending to user " + id + ": " 13020 + intent.toShortString(false, true, false, false) 13021 + " " + intent.getExtras(), here); 13022 } 13023 am.broadcastIntent(null, intent, null, finishedReceiver, 13024 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13025 null, finishedReceiver != null, false, id); 13026 } 13027 } 13028 13029 /** 13030 * Check if the external storage media is available. This is true if there 13031 * is a mounted external storage medium or if the external storage is 13032 * emulated. 13033 */ 13034 private boolean isExternalMediaAvailable() { 13035 return mMediaMounted || Environment.isExternalStorageEmulated(); 13036 } 13037 13038 @Override 13039 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13040 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13041 return null; 13042 } 13043 if (!isExternalMediaAvailable()) { 13044 // If the external storage is no longer mounted at this point, 13045 // the caller may not have been able to delete all of this 13046 // packages files and can not delete any more. Bail. 13047 return null; 13048 } 13049 synchronized (mPackages) { 13050 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13051 if (lastPackage != null) { 13052 pkgs.remove(lastPackage); 13053 } 13054 if (pkgs.size() > 0) { 13055 return pkgs.get(0); 13056 } 13057 } 13058 return null; 13059 } 13060 13061 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13062 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13063 userId, andCode ? 1 : 0, packageName); 13064 if (mSystemReady) { 13065 msg.sendToTarget(); 13066 } else { 13067 if (mPostSystemReadyMessages == null) { 13068 mPostSystemReadyMessages = new ArrayList<>(); 13069 } 13070 mPostSystemReadyMessages.add(msg); 13071 } 13072 } 13073 13074 void startCleaningPackages() { 13075 // reader 13076 if (!isExternalMediaAvailable()) { 13077 return; 13078 } 13079 synchronized (mPackages) { 13080 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13081 return; 13082 } 13083 } 13084 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13085 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13086 IActivityManager am = ActivityManager.getService(); 13087 if (am != null) { 13088 int dcsUid = -1; 13089 synchronized (mPackages) { 13090 if (!mDefaultContainerWhitelisted) { 13091 mDefaultContainerWhitelisted = true; 13092 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13093 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13094 } 13095 } 13096 try { 13097 if (dcsUid > 0) { 13098 am.backgroundWhitelistUid(dcsUid); 13099 } 13100 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13101 UserHandle.USER_SYSTEM); 13102 } catch (RemoteException e) { 13103 } 13104 } 13105 } 13106 13107 @Override 13108 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13109 int installFlags, String installerPackageName, int userId) { 13110 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13111 13112 final int callingUid = Binder.getCallingUid(); 13113 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13114 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13115 13116 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13117 try { 13118 if (observer != null) { 13119 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13120 } 13121 } catch (RemoteException re) { 13122 } 13123 return; 13124 } 13125 13126 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13127 installFlags |= PackageManager.INSTALL_FROM_ADB; 13128 13129 } else { 13130 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13131 // about installerPackageName. 13132 13133 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13134 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13135 } 13136 13137 UserHandle user; 13138 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13139 user = UserHandle.ALL; 13140 } else { 13141 user = new UserHandle(userId); 13142 } 13143 13144 // Only system components can circumvent runtime permissions when installing. 13145 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13146 && mContext.checkCallingOrSelfPermission(Manifest.permission 13147 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13148 throw new SecurityException("You need the " 13149 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13150 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13151 } 13152 13153 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13154 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13155 throw new IllegalArgumentException( 13156 "New installs into ASEC containers no longer supported"); 13157 } 13158 13159 final File originFile = new File(originPath); 13160 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13161 13162 final Message msg = mHandler.obtainMessage(INIT_COPY); 13163 final VerificationInfo verificationInfo = new VerificationInfo( 13164 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13165 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13166 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13167 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13168 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13169 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13170 msg.obj = params; 13171 13172 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13173 System.identityHashCode(msg.obj)); 13174 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13175 System.identityHashCode(msg.obj)); 13176 13177 mHandler.sendMessage(msg); 13178 } 13179 13180 13181 /** 13182 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13183 * it is acting on behalf on an enterprise or the user). 13184 * 13185 * Note that the ordering of the conditionals in this method is important. The checks we perform 13186 * are as follows, in this order: 13187 * 13188 * 1) If the install is being performed by a system app, we can trust the app to have set the 13189 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13190 * what it is. 13191 * 2) If the install is being performed by a device or profile owner app, the install reason 13192 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13193 * set the install reason correctly. If the app targets an older SDK version where install 13194 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13195 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13196 * 3) In all other cases, the install is being performed by a regular app that is neither part 13197 * of the system nor a device or profile owner. We have no reason to believe that this app is 13198 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13199 * set to enterprise policy and if so, change it to unknown instead. 13200 */ 13201 private int fixUpInstallReason(String installerPackageName, int installerUid, 13202 int installReason) { 13203 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13204 == PERMISSION_GRANTED) { 13205 // If the install is being performed by a system app, we trust that app to have set the 13206 // install reason correctly. 13207 return installReason; 13208 } 13209 13210 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13211 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13212 if (dpm != null) { 13213 ComponentName owner = null; 13214 try { 13215 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13216 if (owner == null) { 13217 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13218 } 13219 } catch (RemoteException e) { 13220 } 13221 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13222 // If the install is being performed by a device or profile owner, the install 13223 // reason should be enterprise policy. 13224 return PackageManager.INSTALL_REASON_POLICY; 13225 } 13226 } 13227 13228 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13229 // If the install is being performed by a regular app (i.e. neither system app nor 13230 // device or profile owner), we have no reason to believe that the app is acting on 13231 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13232 // change it to unknown instead. 13233 return PackageManager.INSTALL_REASON_UNKNOWN; 13234 } 13235 13236 // If the install is being performed by a regular app and the install reason was set to any 13237 // value but enterprise policy, leave the install reason unchanged. 13238 return installReason; 13239 } 13240 13241 void installStage(String packageName, File stagedDir, 13242 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13243 String installerPackageName, int installerUid, UserHandle user, 13244 Certificate[][] certificates) { 13245 if (DEBUG_EPHEMERAL) { 13246 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13247 Slog.d(TAG, "Ephemeral install of " + packageName); 13248 } 13249 } 13250 final VerificationInfo verificationInfo = new VerificationInfo( 13251 sessionParams.originatingUri, sessionParams.referrerUri, 13252 sessionParams.originatingUid, installerUid); 13253 13254 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13255 13256 final Message msg = mHandler.obtainMessage(INIT_COPY); 13257 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13258 sessionParams.installReason); 13259 final InstallParams params = new InstallParams(origin, null, observer, 13260 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13261 verificationInfo, user, sessionParams.abiOverride, 13262 sessionParams.grantedRuntimePermissions, certificates, installReason); 13263 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13264 msg.obj = params; 13265 13266 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13267 System.identityHashCode(msg.obj)); 13268 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13269 System.identityHashCode(msg.obj)); 13270 13271 mHandler.sendMessage(msg); 13272 } 13273 13274 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13275 int userId) { 13276 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13277 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13278 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13279 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13280 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13281 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13282 13283 // Send a session commit broadcast 13284 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13285 info.installReason = pkgSetting.getInstallReason(userId); 13286 info.appPackageName = packageName; 13287 sendSessionCommitBroadcast(info, userId); 13288 } 13289 13290 @Override 13291 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13292 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13293 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13294 return; 13295 } 13296 Bundle extras = new Bundle(1); 13297 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13298 final int uid = UserHandle.getUid( 13299 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13300 extras.putInt(Intent.EXTRA_UID, uid); 13301 13302 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13303 packageName, extras, 0, null, null, userIds, instantUserIds); 13304 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13305 mHandler.post(() -> { 13306 for (int userId : userIds) { 13307 sendBootCompletedBroadcastToSystemApp( 13308 packageName, includeStopped, userId); 13309 } 13310 } 13311 ); 13312 } 13313 } 13314 13315 /** 13316 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13317 * automatically without needing an explicit launch. 13318 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13319 */ 13320 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13321 int userId) { 13322 // If user is not running, the app didn't miss any broadcast 13323 if (!mUserManagerInternal.isUserRunning(userId)) { 13324 return; 13325 } 13326 final IActivityManager am = ActivityManager.getService(); 13327 try { 13328 // Deliver LOCKED_BOOT_COMPLETED first 13329 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13330 .setPackage(packageName); 13331 if (includeStopped) { 13332 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13333 } 13334 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13335 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13336 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13337 13338 // Deliver BOOT_COMPLETED only if user is unlocked 13339 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13340 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13341 if (includeStopped) { 13342 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13343 } 13344 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13345 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13346 } 13347 } catch (RemoteException e) { 13348 throw e.rethrowFromSystemServer(); 13349 } 13350 } 13351 13352 @Override 13353 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13354 int userId) { 13355 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13356 PackageSetting pkgSetting; 13357 final int callingUid = Binder.getCallingUid(); 13358 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13359 true /* requireFullPermission */, true /* checkShell */, 13360 "setApplicationHiddenSetting for user " + userId); 13361 13362 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13363 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13364 return false; 13365 } 13366 13367 long callingId = Binder.clearCallingIdentity(); 13368 try { 13369 boolean sendAdded = false; 13370 boolean sendRemoved = false; 13371 // writer 13372 synchronized (mPackages) { 13373 pkgSetting = mSettings.mPackages.get(packageName); 13374 if (pkgSetting == null) { 13375 return false; 13376 } 13377 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13378 return false; 13379 } 13380 // Do not allow "android" is being disabled 13381 if ("android".equals(packageName)) { 13382 Slog.w(TAG, "Cannot hide package: android"); 13383 return false; 13384 } 13385 // Cannot hide static shared libs as they are considered 13386 // a part of the using app (emulating static linking). Also 13387 // static libs are installed always on internal storage. 13388 PackageParser.Package pkg = mPackages.get(packageName); 13389 if (pkg != null && pkg.staticSharedLibName != null) { 13390 Slog.w(TAG, "Cannot hide package: " + packageName 13391 + " providing static shared library: " 13392 + pkg.staticSharedLibName); 13393 return false; 13394 } 13395 // Only allow protected packages to hide themselves. 13396 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13397 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13398 Slog.w(TAG, "Not hiding protected package: " + packageName); 13399 return false; 13400 } 13401 13402 if (pkgSetting.getHidden(userId) != hidden) { 13403 pkgSetting.setHidden(hidden, userId); 13404 mSettings.writePackageRestrictionsLPr(userId); 13405 if (hidden) { 13406 sendRemoved = true; 13407 } else { 13408 sendAdded = true; 13409 } 13410 } 13411 } 13412 if (sendAdded) { 13413 sendPackageAddedForUser(packageName, pkgSetting, userId); 13414 return true; 13415 } 13416 if (sendRemoved) { 13417 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13418 "hiding pkg"); 13419 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13420 return true; 13421 } 13422 } finally { 13423 Binder.restoreCallingIdentity(callingId); 13424 } 13425 return false; 13426 } 13427 13428 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13429 int userId) { 13430 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13431 info.removedPackage = packageName; 13432 info.installerPackageName = pkgSetting.installerPackageName; 13433 info.removedUsers = new int[] {userId}; 13434 info.broadcastUsers = new int[] {userId}; 13435 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13436 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13437 } 13438 13439 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13440 if (pkgList.length > 0) { 13441 Bundle extras = new Bundle(1); 13442 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13443 13444 sendPackageBroadcast( 13445 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13446 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13447 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13448 new int[] {userId}, null); 13449 } 13450 } 13451 13452 /** 13453 * Returns true if application is not found or there was an error. Otherwise it returns 13454 * the hidden state of the package for the given user. 13455 */ 13456 @Override 13457 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13458 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13459 final int callingUid = Binder.getCallingUid(); 13460 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13461 true /* requireFullPermission */, false /* checkShell */, 13462 "getApplicationHidden for user " + userId); 13463 PackageSetting ps; 13464 long callingId = Binder.clearCallingIdentity(); 13465 try { 13466 // writer 13467 synchronized (mPackages) { 13468 ps = mSettings.mPackages.get(packageName); 13469 if (ps == null) { 13470 return true; 13471 } 13472 if (filterAppAccessLPr(ps, callingUid, userId)) { 13473 return true; 13474 } 13475 return ps.getHidden(userId); 13476 } 13477 } finally { 13478 Binder.restoreCallingIdentity(callingId); 13479 } 13480 } 13481 13482 /** 13483 * @hide 13484 */ 13485 @Override 13486 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13487 int installReason) { 13488 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13489 null); 13490 PackageSetting pkgSetting; 13491 final int callingUid = Binder.getCallingUid(); 13492 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13493 true /* requireFullPermission */, true /* checkShell */, 13494 "installExistingPackage for user " + userId); 13495 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13496 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13497 } 13498 13499 long callingId = Binder.clearCallingIdentity(); 13500 try { 13501 boolean installed = false; 13502 final boolean instantApp = 13503 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13504 final boolean fullApp = 13505 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13506 13507 // writer 13508 synchronized (mPackages) { 13509 pkgSetting = mSettings.mPackages.get(packageName); 13510 if (pkgSetting == null) { 13511 return PackageManager.INSTALL_FAILED_INVALID_URI; 13512 } 13513 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13514 // only allow the existing package to be used if it's installed as a full 13515 // application for at least one user 13516 boolean installAllowed = false; 13517 for (int checkUserId : sUserManager.getUserIds()) { 13518 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13519 if (installAllowed) { 13520 break; 13521 } 13522 } 13523 if (!installAllowed) { 13524 return PackageManager.INSTALL_FAILED_INVALID_URI; 13525 } 13526 } 13527 if (!pkgSetting.getInstalled(userId)) { 13528 pkgSetting.setInstalled(true, userId); 13529 pkgSetting.setHidden(false, userId); 13530 pkgSetting.setInstallReason(installReason, userId); 13531 mSettings.writePackageRestrictionsLPr(userId); 13532 mSettings.writeKernelMappingLPr(pkgSetting); 13533 installed = true; 13534 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13535 // upgrade app from instant to full; we don't allow app downgrade 13536 installed = true; 13537 } 13538 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13539 } 13540 13541 if (installed) { 13542 if (pkgSetting.pkg != null) { 13543 synchronized (mInstallLock) { 13544 // We don't need to freeze for a brand new install 13545 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13546 } 13547 } 13548 sendPackageAddedForUser(packageName, pkgSetting, userId); 13549 synchronized (mPackages) { 13550 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13551 } 13552 } 13553 } finally { 13554 Binder.restoreCallingIdentity(callingId); 13555 } 13556 13557 return PackageManager.INSTALL_SUCCEEDED; 13558 } 13559 13560 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13561 boolean instantApp, boolean fullApp) { 13562 // no state specified; do nothing 13563 if (!instantApp && !fullApp) { 13564 return; 13565 } 13566 if (userId != UserHandle.USER_ALL) { 13567 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13568 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13569 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13570 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13571 } 13572 } else { 13573 for (int currentUserId : sUserManager.getUserIds()) { 13574 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13575 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13576 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13577 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13578 } 13579 } 13580 } 13581 } 13582 13583 boolean isUserRestricted(int userId, String restrictionKey) { 13584 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13585 if (restrictions.getBoolean(restrictionKey, false)) { 13586 Log.w(TAG, "User is restricted: " + restrictionKey); 13587 return true; 13588 } 13589 return false; 13590 } 13591 13592 @Override 13593 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13594 int userId) { 13595 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13596 final int callingUid = Binder.getCallingUid(); 13597 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13598 true /* requireFullPermission */, true /* checkShell */, 13599 "setPackagesSuspended for user " + userId); 13600 13601 if (ArrayUtils.isEmpty(packageNames)) { 13602 return packageNames; 13603 } 13604 13605 // List of package names for whom the suspended state has changed. 13606 List<String> changedPackages = new ArrayList<>(packageNames.length); 13607 // List of package names for whom the suspended state is not set as requested in this 13608 // method. 13609 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13610 long callingId = Binder.clearCallingIdentity(); 13611 try { 13612 for (int i = 0; i < packageNames.length; i++) { 13613 String packageName = packageNames[i]; 13614 boolean changed = false; 13615 final int appId; 13616 synchronized (mPackages) { 13617 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13618 if (pkgSetting == null 13619 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13620 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13621 + "\". Skipping suspending/un-suspending."); 13622 unactionedPackages.add(packageName); 13623 continue; 13624 } 13625 appId = pkgSetting.appId; 13626 if (pkgSetting.getSuspended(userId) != suspended) { 13627 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13628 unactionedPackages.add(packageName); 13629 continue; 13630 } 13631 pkgSetting.setSuspended(suspended, userId); 13632 mSettings.writePackageRestrictionsLPr(userId); 13633 changed = true; 13634 changedPackages.add(packageName); 13635 } 13636 } 13637 13638 if (changed && suspended) { 13639 killApplication(packageName, UserHandle.getUid(userId, appId), 13640 "suspending package"); 13641 } 13642 } 13643 } finally { 13644 Binder.restoreCallingIdentity(callingId); 13645 } 13646 13647 if (!changedPackages.isEmpty()) { 13648 sendPackagesSuspendedForUser(changedPackages.toArray( 13649 new String[changedPackages.size()]), userId, suspended); 13650 } 13651 13652 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13653 } 13654 13655 @Override 13656 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13657 final int callingUid = Binder.getCallingUid(); 13658 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13659 true /* requireFullPermission */, false /* checkShell */, 13660 "isPackageSuspendedForUser for user " + userId); 13661 synchronized (mPackages) { 13662 final PackageSetting ps = mSettings.mPackages.get(packageName); 13663 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 13664 throw new IllegalArgumentException("Unknown target package: " + packageName); 13665 } 13666 return ps.getSuspended(userId); 13667 } 13668 } 13669 13670 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13671 if (isPackageDeviceAdmin(packageName, userId)) { 13672 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13673 + "\": has an active device admin"); 13674 return false; 13675 } 13676 13677 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13678 if (packageName.equals(activeLauncherPackageName)) { 13679 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13680 + "\": contains the active launcher"); 13681 return false; 13682 } 13683 13684 if (packageName.equals(mRequiredInstallerPackage)) { 13685 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13686 + "\": required for package installation"); 13687 return false; 13688 } 13689 13690 if (packageName.equals(mRequiredUninstallerPackage)) { 13691 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13692 + "\": required for package uninstallation"); 13693 return false; 13694 } 13695 13696 if (packageName.equals(mRequiredVerifierPackage)) { 13697 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13698 + "\": required for package verification"); 13699 return false; 13700 } 13701 13702 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13703 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13704 + "\": is the default dialer"); 13705 return false; 13706 } 13707 13708 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13709 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13710 + "\": protected package"); 13711 return false; 13712 } 13713 13714 // Cannot suspend static shared libs as they are considered 13715 // a part of the using app (emulating static linking). Also 13716 // static libs are installed always on internal storage. 13717 PackageParser.Package pkg = mPackages.get(packageName); 13718 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13719 Slog.w(TAG, "Cannot suspend package: " + packageName 13720 + " providing static shared library: " 13721 + pkg.staticSharedLibName); 13722 return false; 13723 } 13724 13725 return true; 13726 } 13727 13728 private String getActiveLauncherPackageName(int userId) { 13729 Intent intent = new Intent(Intent.ACTION_MAIN); 13730 intent.addCategory(Intent.CATEGORY_HOME); 13731 ResolveInfo resolveInfo = resolveIntent( 13732 intent, 13733 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13734 PackageManager.MATCH_DEFAULT_ONLY, 13735 userId); 13736 13737 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13738 } 13739 13740 private String getDefaultDialerPackageName(int userId) { 13741 synchronized (mPackages) { 13742 return mSettings.getDefaultDialerPackageNameLPw(userId); 13743 } 13744 } 13745 13746 @Override 13747 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13748 mContext.enforceCallingOrSelfPermission( 13749 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13750 "Only package verification agents can verify applications"); 13751 13752 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13753 final PackageVerificationResponse response = new PackageVerificationResponse( 13754 verificationCode, Binder.getCallingUid()); 13755 msg.arg1 = id; 13756 msg.obj = response; 13757 mHandler.sendMessage(msg); 13758 } 13759 13760 @Override 13761 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13762 long millisecondsToDelay) { 13763 mContext.enforceCallingOrSelfPermission( 13764 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13765 "Only package verification agents can extend verification timeouts"); 13766 13767 final PackageVerificationState state = mPendingVerification.get(id); 13768 final PackageVerificationResponse response = new PackageVerificationResponse( 13769 verificationCodeAtTimeout, Binder.getCallingUid()); 13770 13771 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13772 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13773 } 13774 if (millisecondsToDelay < 0) { 13775 millisecondsToDelay = 0; 13776 } 13777 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13778 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13779 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13780 } 13781 13782 if ((state != null) && !state.timeoutExtended()) { 13783 state.extendTimeout(); 13784 13785 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13786 msg.arg1 = id; 13787 msg.obj = response; 13788 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13789 } 13790 } 13791 13792 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13793 int verificationCode, UserHandle user) { 13794 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13795 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13796 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13797 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13798 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13799 13800 mContext.sendBroadcastAsUser(intent, user, 13801 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13802 } 13803 13804 private ComponentName matchComponentForVerifier(String packageName, 13805 List<ResolveInfo> receivers) { 13806 ActivityInfo targetReceiver = null; 13807 13808 final int NR = receivers.size(); 13809 for (int i = 0; i < NR; i++) { 13810 final ResolveInfo info = receivers.get(i); 13811 if (info.activityInfo == null) { 13812 continue; 13813 } 13814 13815 if (packageName.equals(info.activityInfo.packageName)) { 13816 targetReceiver = info.activityInfo; 13817 break; 13818 } 13819 } 13820 13821 if (targetReceiver == null) { 13822 return null; 13823 } 13824 13825 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13826 } 13827 13828 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13829 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13830 if (pkgInfo.verifiers.length == 0) { 13831 return null; 13832 } 13833 13834 final int N = pkgInfo.verifiers.length; 13835 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13836 for (int i = 0; i < N; i++) { 13837 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13838 13839 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13840 receivers); 13841 if (comp == null) { 13842 continue; 13843 } 13844 13845 final int verifierUid = getUidForVerifier(verifierInfo); 13846 if (verifierUid == -1) { 13847 continue; 13848 } 13849 13850 if (DEBUG_VERIFY) { 13851 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13852 + " with the correct signature"); 13853 } 13854 sufficientVerifiers.add(comp); 13855 verificationState.addSufficientVerifier(verifierUid); 13856 } 13857 13858 return sufficientVerifiers; 13859 } 13860 13861 private int getUidForVerifier(VerifierInfo verifierInfo) { 13862 synchronized (mPackages) { 13863 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13864 if (pkg == null) { 13865 return -1; 13866 } else if (pkg.mSignatures.length != 1) { 13867 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13868 + " has more than one signature; ignoring"); 13869 return -1; 13870 } 13871 13872 /* 13873 * If the public key of the package's signature does not match 13874 * our expected public key, then this is a different package and 13875 * we should skip. 13876 */ 13877 13878 final byte[] expectedPublicKey; 13879 try { 13880 final Signature verifierSig = pkg.mSignatures[0]; 13881 final PublicKey publicKey = verifierSig.getPublicKey(); 13882 expectedPublicKey = publicKey.getEncoded(); 13883 } catch (CertificateException e) { 13884 return -1; 13885 } 13886 13887 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13888 13889 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13890 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13891 + " does not have the expected public key; ignoring"); 13892 return -1; 13893 } 13894 13895 return pkg.applicationInfo.uid; 13896 } 13897 } 13898 13899 @Override 13900 public void finishPackageInstall(int token, boolean didLaunch) { 13901 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13902 13903 if (DEBUG_INSTALL) { 13904 Slog.v(TAG, "BM finishing package install for " + token); 13905 } 13906 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13907 13908 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13909 mHandler.sendMessage(msg); 13910 } 13911 13912 /** 13913 * Get the verification agent timeout. Used for both the APK verifier and the 13914 * intent filter verifier. 13915 * 13916 * @return verification timeout in milliseconds 13917 */ 13918 private long getVerificationTimeout() { 13919 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13920 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13921 DEFAULT_VERIFICATION_TIMEOUT); 13922 } 13923 13924 /** 13925 * Get the default verification agent response code. 13926 * 13927 * @return default verification response code 13928 */ 13929 private int getDefaultVerificationResponse(UserHandle user) { 13930 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 13931 return PackageManager.VERIFICATION_REJECT; 13932 } 13933 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13934 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13935 DEFAULT_VERIFICATION_RESPONSE); 13936 } 13937 13938 /** 13939 * Check whether or not package verification has been enabled. 13940 * 13941 * @return true if verification should be performed 13942 */ 13943 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 13944 if (!DEFAULT_VERIFY_ENABLE) { 13945 return false; 13946 } 13947 13948 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13949 13950 // Check if installing from ADB 13951 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13952 // Do not run verification in a test harness environment 13953 if (ActivityManager.isRunningInTestHarness()) { 13954 return false; 13955 } 13956 if (ensureVerifyAppsEnabled) { 13957 return true; 13958 } 13959 // Check if the developer does not want package verification for ADB installs 13960 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13961 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13962 return false; 13963 } 13964 } else { 13965 // only when not installed from ADB, skip verification for instant apps when 13966 // the installer and verifier are the same. 13967 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13968 if (mInstantAppInstallerActivity != null 13969 && mInstantAppInstallerActivity.packageName.equals( 13970 mRequiredVerifierPackage)) { 13971 try { 13972 mContext.getSystemService(AppOpsManager.class) 13973 .checkPackage(installerUid, mRequiredVerifierPackage); 13974 if (DEBUG_VERIFY) { 13975 Slog.i(TAG, "disable verification for instant app"); 13976 } 13977 return false; 13978 } catch (SecurityException ignore) { } 13979 } 13980 } 13981 } 13982 13983 if (ensureVerifyAppsEnabled) { 13984 return true; 13985 } 13986 13987 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13988 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13989 } 13990 13991 @Override 13992 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13993 throws RemoteException { 13994 mContext.enforceCallingOrSelfPermission( 13995 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13996 "Only intentfilter verification agents can verify applications"); 13997 13998 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13999 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14000 Binder.getCallingUid(), verificationCode, failedDomains); 14001 msg.arg1 = id; 14002 msg.obj = response; 14003 mHandler.sendMessage(msg); 14004 } 14005 14006 @Override 14007 public int getIntentVerificationStatus(String packageName, int userId) { 14008 final int callingUid = Binder.getCallingUid(); 14009 if (UserHandle.getUserId(callingUid) != userId) { 14010 mContext.enforceCallingOrSelfPermission( 14011 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14012 "getIntentVerificationStatus" + userId); 14013 } 14014 if (getInstantAppPackageName(callingUid) != null) { 14015 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14016 } 14017 synchronized (mPackages) { 14018 final PackageSetting ps = mSettings.mPackages.get(packageName); 14019 if (ps == null 14020 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14021 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14022 } 14023 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14024 } 14025 } 14026 14027 @Override 14028 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14029 mContext.enforceCallingOrSelfPermission( 14030 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14031 14032 boolean result = false; 14033 synchronized (mPackages) { 14034 final PackageSetting ps = mSettings.mPackages.get(packageName); 14035 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14036 return false; 14037 } 14038 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14039 } 14040 if (result) { 14041 scheduleWritePackageRestrictionsLocked(userId); 14042 } 14043 return result; 14044 } 14045 14046 @Override 14047 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14048 String packageName) { 14049 final int callingUid = Binder.getCallingUid(); 14050 if (getInstantAppPackageName(callingUid) != null) { 14051 return ParceledListSlice.emptyList(); 14052 } 14053 synchronized (mPackages) { 14054 final PackageSetting ps = mSettings.mPackages.get(packageName); 14055 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14056 return ParceledListSlice.emptyList(); 14057 } 14058 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14059 } 14060 } 14061 14062 @Override 14063 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14064 if (TextUtils.isEmpty(packageName)) { 14065 return ParceledListSlice.emptyList(); 14066 } 14067 final int callingUid = Binder.getCallingUid(); 14068 final int callingUserId = UserHandle.getUserId(callingUid); 14069 synchronized (mPackages) { 14070 PackageParser.Package pkg = mPackages.get(packageName); 14071 if (pkg == null || pkg.activities == null) { 14072 return ParceledListSlice.emptyList(); 14073 } 14074 if (pkg.mExtras == null) { 14075 return ParceledListSlice.emptyList(); 14076 } 14077 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14078 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14079 return ParceledListSlice.emptyList(); 14080 } 14081 final int count = pkg.activities.size(); 14082 ArrayList<IntentFilter> result = new ArrayList<>(); 14083 for (int n=0; n<count; n++) { 14084 PackageParser.Activity activity = pkg.activities.get(n); 14085 if (activity.intents != null && activity.intents.size() > 0) { 14086 result.addAll(activity.intents); 14087 } 14088 } 14089 return new ParceledListSlice<>(result); 14090 } 14091 } 14092 14093 @Override 14094 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14095 mContext.enforceCallingOrSelfPermission( 14096 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14097 if (UserHandle.getCallingUserId() != userId) { 14098 mContext.enforceCallingOrSelfPermission( 14099 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14100 } 14101 14102 synchronized (mPackages) { 14103 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14104 if (packageName != null) { 14105 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14106 packageName, userId); 14107 } 14108 return result; 14109 } 14110 } 14111 14112 @Override 14113 public String getDefaultBrowserPackageName(int userId) { 14114 if (UserHandle.getCallingUserId() != userId) { 14115 mContext.enforceCallingOrSelfPermission( 14116 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14117 } 14118 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14119 return null; 14120 } 14121 synchronized (mPackages) { 14122 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14123 } 14124 } 14125 14126 /** 14127 * Get the "allow unknown sources" setting. 14128 * 14129 * @return the current "allow unknown sources" setting 14130 */ 14131 private int getUnknownSourcesSettings() { 14132 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14133 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14134 -1); 14135 } 14136 14137 @Override 14138 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14139 final int callingUid = Binder.getCallingUid(); 14140 if (getInstantAppPackageName(callingUid) != null) { 14141 return; 14142 } 14143 // writer 14144 synchronized (mPackages) { 14145 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14146 if (targetPackageSetting == null 14147 || filterAppAccessLPr( 14148 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14149 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14150 } 14151 14152 PackageSetting installerPackageSetting; 14153 if (installerPackageName != null) { 14154 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14155 if (installerPackageSetting == null) { 14156 throw new IllegalArgumentException("Unknown installer package: " 14157 + installerPackageName); 14158 } 14159 } else { 14160 installerPackageSetting = null; 14161 } 14162 14163 Signature[] callerSignature; 14164 Object obj = mSettings.getUserIdLPr(callingUid); 14165 if (obj != null) { 14166 if (obj instanceof SharedUserSetting) { 14167 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 14168 } else if (obj instanceof PackageSetting) { 14169 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14170 } else { 14171 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14172 } 14173 } else { 14174 throw new SecurityException("Unknown calling UID: " + callingUid); 14175 } 14176 14177 // Verify: can't set installerPackageName to a package that is 14178 // not signed with the same cert as the caller. 14179 if (installerPackageSetting != null) { 14180 if (compareSignatures(callerSignature, 14181 installerPackageSetting.signatures.mSignatures) 14182 != PackageManager.SIGNATURE_MATCH) { 14183 throw new SecurityException( 14184 "Caller does not have same cert as new installer package " 14185 + installerPackageName); 14186 } 14187 } 14188 14189 // Verify: if target already has an installer package, it must 14190 // be signed with the same cert as the caller. 14191 if (targetPackageSetting.installerPackageName != null) { 14192 PackageSetting setting = mSettings.mPackages.get( 14193 targetPackageSetting.installerPackageName); 14194 // If the currently set package isn't valid, then it's always 14195 // okay to change it. 14196 if (setting != null) { 14197 if (compareSignatures(callerSignature, 14198 setting.signatures.mSignatures) 14199 != PackageManager.SIGNATURE_MATCH) { 14200 throw new SecurityException( 14201 "Caller does not have same cert as old installer package " 14202 + targetPackageSetting.installerPackageName); 14203 } 14204 } 14205 } 14206 14207 // Okay! 14208 targetPackageSetting.installerPackageName = installerPackageName; 14209 if (installerPackageName != null) { 14210 mSettings.mInstallerPackages.add(installerPackageName); 14211 } 14212 scheduleWriteSettingsLocked(); 14213 } 14214 } 14215 14216 @Override 14217 public void setApplicationCategoryHint(String packageName, int categoryHint, 14218 String callerPackageName) { 14219 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14220 throw new SecurityException("Instant applications don't have access to this method"); 14221 } 14222 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14223 callerPackageName); 14224 synchronized (mPackages) { 14225 PackageSetting ps = mSettings.mPackages.get(packageName); 14226 if (ps == null) { 14227 throw new IllegalArgumentException("Unknown target package " + packageName); 14228 } 14229 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14230 throw new IllegalArgumentException("Unknown target package " + packageName); 14231 } 14232 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14233 throw new IllegalArgumentException("Calling package " + callerPackageName 14234 + " is not installer for " + packageName); 14235 } 14236 14237 if (ps.categoryHint != categoryHint) { 14238 ps.categoryHint = categoryHint; 14239 scheduleWriteSettingsLocked(); 14240 } 14241 } 14242 } 14243 14244 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14245 // Queue up an async operation since the package installation may take a little while. 14246 mHandler.post(new Runnable() { 14247 public void run() { 14248 mHandler.removeCallbacks(this); 14249 // Result object to be returned 14250 PackageInstalledInfo res = new PackageInstalledInfo(); 14251 res.setReturnCode(currentStatus); 14252 res.uid = -1; 14253 res.pkg = null; 14254 res.removedInfo = null; 14255 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14256 args.doPreInstall(res.returnCode); 14257 synchronized (mInstallLock) { 14258 installPackageTracedLI(args, res); 14259 } 14260 args.doPostInstall(res.returnCode, res.uid); 14261 } 14262 14263 // A restore should be performed at this point if (a) the install 14264 // succeeded, (b) the operation is not an update, and (c) the new 14265 // package has not opted out of backup participation. 14266 final boolean update = res.removedInfo != null 14267 && res.removedInfo.removedPackage != null; 14268 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14269 boolean doRestore = !update 14270 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14271 14272 // Set up the post-install work request bookkeeping. This will be used 14273 // and cleaned up by the post-install event handling regardless of whether 14274 // there's a restore pass performed. Token values are >= 1. 14275 int token; 14276 if (mNextInstallToken < 0) mNextInstallToken = 1; 14277 token = mNextInstallToken++; 14278 14279 PostInstallData data = new PostInstallData(args, res); 14280 mRunningInstalls.put(token, data); 14281 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14282 14283 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14284 // Pass responsibility to the Backup Manager. It will perform a 14285 // restore if appropriate, then pass responsibility back to the 14286 // Package Manager to run the post-install observer callbacks 14287 // and broadcasts. 14288 IBackupManager bm = IBackupManager.Stub.asInterface( 14289 ServiceManager.getService(Context.BACKUP_SERVICE)); 14290 if (bm != null) { 14291 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14292 + " to BM for possible restore"); 14293 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14294 try { 14295 // TODO: http://b/22388012 14296 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14297 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14298 } else { 14299 doRestore = false; 14300 } 14301 } catch (RemoteException e) { 14302 // can't happen; the backup manager is local 14303 } catch (Exception e) { 14304 Slog.e(TAG, "Exception trying to enqueue restore", e); 14305 doRestore = false; 14306 } 14307 } else { 14308 Slog.e(TAG, "Backup Manager not found!"); 14309 doRestore = false; 14310 } 14311 } 14312 14313 if (!doRestore) { 14314 // No restore possible, or the Backup Manager was mysteriously not 14315 // available -- just fire the post-install work request directly. 14316 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14317 14318 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14319 14320 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14321 mHandler.sendMessage(msg); 14322 } 14323 } 14324 }); 14325 } 14326 14327 /** 14328 * Callback from PackageSettings whenever an app is first transitioned out of the 14329 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14330 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14331 * here whether the app is the target of an ongoing install, and only send the 14332 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14333 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14334 * handling. 14335 */ 14336 void notifyFirstLaunch(final String packageName, final String installerPackage, 14337 final int userId) { 14338 // Serialize this with the rest of the install-process message chain. In the 14339 // restore-at-install case, this Runnable will necessarily run before the 14340 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14341 // are coherent. In the non-restore case, the app has already completed install 14342 // and been launched through some other means, so it is not in a problematic 14343 // state for observers to see the FIRST_LAUNCH signal. 14344 mHandler.post(new Runnable() { 14345 @Override 14346 public void run() { 14347 for (int i = 0; i < mRunningInstalls.size(); i++) { 14348 final PostInstallData data = mRunningInstalls.valueAt(i); 14349 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14350 continue; 14351 } 14352 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14353 // right package; but is it for the right user? 14354 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14355 if (userId == data.res.newUsers[uIndex]) { 14356 if (DEBUG_BACKUP) { 14357 Slog.i(TAG, "Package " + packageName 14358 + " being restored so deferring FIRST_LAUNCH"); 14359 } 14360 return; 14361 } 14362 } 14363 } 14364 } 14365 // didn't find it, so not being restored 14366 if (DEBUG_BACKUP) { 14367 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14368 } 14369 final boolean isInstantApp = isInstantApp(packageName, userId); 14370 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14371 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14372 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14373 } 14374 }); 14375 } 14376 14377 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14378 int[] userIds, int[] instantUserIds) { 14379 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14380 installerPkg, null, userIds, instantUserIds); 14381 } 14382 14383 private abstract class HandlerParams { 14384 private static final int MAX_RETRIES = 4; 14385 14386 /** 14387 * Number of times startCopy() has been attempted and had a non-fatal 14388 * error. 14389 */ 14390 private int mRetries = 0; 14391 14392 /** User handle for the user requesting the information or installation. */ 14393 private final UserHandle mUser; 14394 String traceMethod; 14395 int traceCookie; 14396 14397 HandlerParams(UserHandle user) { 14398 mUser = user; 14399 } 14400 14401 UserHandle getUser() { 14402 return mUser; 14403 } 14404 14405 HandlerParams setTraceMethod(String traceMethod) { 14406 this.traceMethod = traceMethod; 14407 return this; 14408 } 14409 14410 HandlerParams setTraceCookie(int traceCookie) { 14411 this.traceCookie = traceCookie; 14412 return this; 14413 } 14414 14415 final boolean startCopy() { 14416 boolean res; 14417 try { 14418 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14419 14420 if (++mRetries > MAX_RETRIES) { 14421 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14422 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14423 handleServiceError(); 14424 return false; 14425 } else { 14426 handleStartCopy(); 14427 res = true; 14428 } 14429 } catch (RemoteException e) { 14430 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14431 mHandler.sendEmptyMessage(MCS_RECONNECT); 14432 res = false; 14433 } 14434 handleReturnCode(); 14435 return res; 14436 } 14437 14438 final void serviceError() { 14439 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14440 handleServiceError(); 14441 handleReturnCode(); 14442 } 14443 14444 abstract void handleStartCopy() throws RemoteException; 14445 abstract void handleServiceError(); 14446 abstract void handleReturnCode(); 14447 } 14448 14449 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14450 for (File path : paths) { 14451 try { 14452 mcs.clearDirectory(path.getAbsolutePath()); 14453 } catch (RemoteException e) { 14454 } 14455 } 14456 } 14457 14458 static class OriginInfo { 14459 /** 14460 * Location where install is coming from, before it has been 14461 * copied/renamed into place. This could be a single monolithic APK 14462 * file, or a cluster directory. This location may be untrusted. 14463 */ 14464 final File file; 14465 14466 /** 14467 * Flag indicating that {@link #file} or {@link #cid} has already been 14468 * staged, meaning downstream users don't need to defensively copy the 14469 * contents. 14470 */ 14471 final boolean staged; 14472 14473 /** 14474 * Flag indicating that {@link #file} or {@link #cid} is an already 14475 * installed app that is being moved. 14476 */ 14477 final boolean existing; 14478 14479 final String resolvedPath; 14480 final File resolvedFile; 14481 14482 static OriginInfo fromNothing() { 14483 return new OriginInfo(null, false, false); 14484 } 14485 14486 static OriginInfo fromUntrustedFile(File file) { 14487 return new OriginInfo(file, false, false); 14488 } 14489 14490 static OriginInfo fromExistingFile(File file) { 14491 return new OriginInfo(file, false, true); 14492 } 14493 14494 static OriginInfo fromStagedFile(File file) { 14495 return new OriginInfo(file, true, false); 14496 } 14497 14498 private OriginInfo(File file, boolean staged, boolean existing) { 14499 this.file = file; 14500 this.staged = staged; 14501 this.existing = existing; 14502 14503 if (file != null) { 14504 resolvedPath = file.getAbsolutePath(); 14505 resolvedFile = file; 14506 } else { 14507 resolvedPath = null; 14508 resolvedFile = null; 14509 } 14510 } 14511 } 14512 14513 static class MoveInfo { 14514 final int moveId; 14515 final String fromUuid; 14516 final String toUuid; 14517 final String packageName; 14518 final String dataAppName; 14519 final int appId; 14520 final String seinfo; 14521 final int targetSdkVersion; 14522 14523 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14524 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14525 this.moveId = moveId; 14526 this.fromUuid = fromUuid; 14527 this.toUuid = toUuid; 14528 this.packageName = packageName; 14529 this.dataAppName = dataAppName; 14530 this.appId = appId; 14531 this.seinfo = seinfo; 14532 this.targetSdkVersion = targetSdkVersion; 14533 } 14534 } 14535 14536 static class VerificationInfo { 14537 /** A constant used to indicate that a uid value is not present. */ 14538 public static final int NO_UID = -1; 14539 14540 /** URI referencing where the package was downloaded from. */ 14541 final Uri originatingUri; 14542 14543 /** HTTP referrer URI associated with the originatingURI. */ 14544 final Uri referrer; 14545 14546 /** UID of the application that the install request originated from. */ 14547 final int originatingUid; 14548 14549 /** UID of application requesting the install */ 14550 final int installerUid; 14551 14552 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14553 this.originatingUri = originatingUri; 14554 this.referrer = referrer; 14555 this.originatingUid = originatingUid; 14556 this.installerUid = installerUid; 14557 } 14558 } 14559 14560 class InstallParams extends HandlerParams { 14561 final OriginInfo origin; 14562 final MoveInfo move; 14563 final IPackageInstallObserver2 observer; 14564 int installFlags; 14565 final String installerPackageName; 14566 final String volumeUuid; 14567 private InstallArgs mArgs; 14568 private int mRet; 14569 final String packageAbiOverride; 14570 final String[] grantedRuntimePermissions; 14571 final VerificationInfo verificationInfo; 14572 final Certificate[][] certificates; 14573 final int installReason; 14574 14575 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14576 int installFlags, String installerPackageName, String volumeUuid, 14577 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14578 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14579 super(user); 14580 this.origin = origin; 14581 this.move = move; 14582 this.observer = observer; 14583 this.installFlags = installFlags; 14584 this.installerPackageName = installerPackageName; 14585 this.volumeUuid = volumeUuid; 14586 this.verificationInfo = verificationInfo; 14587 this.packageAbiOverride = packageAbiOverride; 14588 this.grantedRuntimePermissions = grantedPermissions; 14589 this.certificates = certificates; 14590 this.installReason = installReason; 14591 } 14592 14593 @Override 14594 public String toString() { 14595 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14596 + " file=" + origin.file + "}"; 14597 } 14598 14599 private int installLocationPolicy(PackageInfoLite pkgLite) { 14600 String packageName = pkgLite.packageName; 14601 int installLocation = pkgLite.installLocation; 14602 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14603 // reader 14604 synchronized (mPackages) { 14605 // Currently installed package which the new package is attempting to replace or 14606 // null if no such package is installed. 14607 PackageParser.Package installedPkg = mPackages.get(packageName); 14608 // Package which currently owns the data which the new package will own if installed. 14609 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14610 // will be null whereas dataOwnerPkg will contain information about the package 14611 // which was uninstalled while keeping its data. 14612 PackageParser.Package dataOwnerPkg = installedPkg; 14613 if (dataOwnerPkg == null) { 14614 PackageSetting ps = mSettings.mPackages.get(packageName); 14615 if (ps != null) { 14616 dataOwnerPkg = ps.pkg; 14617 } 14618 } 14619 14620 if (dataOwnerPkg != null) { 14621 // If installed, the package will get access to data left on the device by its 14622 // predecessor. As a security measure, this is permited only if this is not a 14623 // version downgrade or if the predecessor package is marked as debuggable and 14624 // a downgrade is explicitly requested. 14625 // 14626 // On debuggable platform builds, downgrades are permitted even for 14627 // non-debuggable packages to make testing easier. Debuggable platform builds do 14628 // not offer security guarantees and thus it's OK to disable some security 14629 // mechanisms to make debugging/testing easier on those builds. However, even on 14630 // debuggable builds downgrades of packages are permitted only if requested via 14631 // installFlags. This is because we aim to keep the behavior of debuggable 14632 // platform builds as close as possible to the behavior of non-debuggable 14633 // platform builds. 14634 final boolean downgradeRequested = 14635 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14636 final boolean packageDebuggable = 14637 (dataOwnerPkg.applicationInfo.flags 14638 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14639 final boolean downgradePermitted = 14640 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14641 if (!downgradePermitted) { 14642 try { 14643 checkDowngrade(dataOwnerPkg, pkgLite); 14644 } catch (PackageManagerException e) { 14645 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14646 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14647 } 14648 } 14649 } 14650 14651 if (installedPkg != null) { 14652 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14653 // Check for updated system application. 14654 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14655 if (onSd) { 14656 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14657 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14658 } 14659 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14660 } else { 14661 if (onSd) { 14662 // Install flag overrides everything. 14663 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14664 } 14665 // If current upgrade specifies particular preference 14666 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14667 // Application explicitly specified internal. 14668 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14669 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14670 // App explictly prefers external. Let policy decide 14671 } else { 14672 // Prefer previous location 14673 if (isExternal(installedPkg)) { 14674 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14675 } 14676 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14677 } 14678 } 14679 } else { 14680 // Invalid install. Return error code 14681 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14682 } 14683 } 14684 } 14685 // All the special cases have been taken care of. 14686 // Return result based on recommended install location. 14687 if (onSd) { 14688 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14689 } 14690 return pkgLite.recommendedInstallLocation; 14691 } 14692 14693 /* 14694 * Invoke remote method to get package information and install 14695 * location values. Override install location based on default 14696 * policy if needed and then create install arguments based 14697 * on the install location. 14698 */ 14699 public void handleStartCopy() throws RemoteException { 14700 int ret = PackageManager.INSTALL_SUCCEEDED; 14701 14702 // If we're already staged, we've firmly committed to an install location 14703 if (origin.staged) { 14704 if (origin.file != null) { 14705 installFlags |= PackageManager.INSTALL_INTERNAL; 14706 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14707 } else { 14708 throw new IllegalStateException("Invalid stage location"); 14709 } 14710 } 14711 14712 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14713 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14714 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14715 PackageInfoLite pkgLite = null; 14716 14717 if (onInt && onSd) { 14718 // Check if both bits are set. 14719 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14720 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14721 } else if (onSd && ephemeral) { 14722 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14723 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14724 } else { 14725 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14726 packageAbiOverride); 14727 14728 if (DEBUG_EPHEMERAL && ephemeral) { 14729 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14730 } 14731 14732 /* 14733 * If we have too little free space, try to free cache 14734 * before giving up. 14735 */ 14736 if (!origin.staged && pkgLite.recommendedInstallLocation 14737 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14738 // TODO: focus freeing disk space on the target device 14739 final StorageManager storage = StorageManager.from(mContext); 14740 final long lowThreshold = storage.getStorageLowBytes( 14741 Environment.getDataDirectory()); 14742 14743 final long sizeBytes = mContainerService.calculateInstalledSize( 14744 origin.resolvedPath, packageAbiOverride); 14745 14746 try { 14747 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 14748 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14749 installFlags, packageAbiOverride); 14750 } catch (InstallerException e) { 14751 Slog.w(TAG, "Failed to free cache", e); 14752 } 14753 14754 /* 14755 * The cache free must have deleted the file we 14756 * downloaded to install. 14757 * 14758 * TODO: fix the "freeCache" call to not delete 14759 * the file we care about. 14760 */ 14761 if (pkgLite.recommendedInstallLocation 14762 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14763 pkgLite.recommendedInstallLocation 14764 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14765 } 14766 } 14767 } 14768 14769 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14770 int loc = pkgLite.recommendedInstallLocation; 14771 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14772 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14773 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14774 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14775 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14776 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14777 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14778 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14779 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14780 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14781 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14782 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14783 } else { 14784 // Override with defaults if needed. 14785 loc = installLocationPolicy(pkgLite); 14786 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14787 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14788 } else if (!onSd && !onInt) { 14789 // Override install location with flags 14790 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14791 // Set the flag to install on external media. 14792 installFlags |= PackageManager.INSTALL_EXTERNAL; 14793 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14794 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14795 if (DEBUG_EPHEMERAL) { 14796 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14797 } 14798 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14799 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14800 |PackageManager.INSTALL_INTERNAL); 14801 } else { 14802 // Make sure the flag for installing on external 14803 // media is unset 14804 installFlags |= PackageManager.INSTALL_INTERNAL; 14805 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14806 } 14807 } 14808 } 14809 } 14810 14811 final InstallArgs args = createInstallArgs(this); 14812 mArgs = args; 14813 14814 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14815 // TODO: http://b/22976637 14816 // Apps installed for "all" users use the device owner to verify the app 14817 UserHandle verifierUser = getUser(); 14818 if (verifierUser == UserHandle.ALL) { 14819 verifierUser = UserHandle.SYSTEM; 14820 } 14821 14822 /* 14823 * Determine if we have any installed package verifiers. If we 14824 * do, then we'll defer to them to verify the packages. 14825 */ 14826 final int requiredUid = mRequiredVerifierPackage == null ? -1 14827 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14828 verifierUser.getIdentifier()); 14829 final int installerUid = 14830 verificationInfo == null ? -1 : verificationInfo.installerUid; 14831 if (!origin.existing && requiredUid != -1 14832 && isVerificationEnabled( 14833 verifierUser.getIdentifier(), installFlags, installerUid)) { 14834 final Intent verification = new Intent( 14835 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14836 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14837 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14838 PACKAGE_MIME_TYPE); 14839 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14840 14841 // Query all live verifiers based on current user state 14842 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14843 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 14844 false /*allowDynamicSplits*/); 14845 14846 if (DEBUG_VERIFY) { 14847 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14848 + verification.toString() + " with " + pkgLite.verifiers.length 14849 + " optional verifiers"); 14850 } 14851 14852 final int verificationId = mPendingVerificationToken++; 14853 14854 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14855 14856 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14857 installerPackageName); 14858 14859 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14860 installFlags); 14861 14862 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14863 pkgLite.packageName); 14864 14865 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14866 pkgLite.versionCode); 14867 14868 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 14869 pkgLite.getLongVersionCode()); 14870 14871 if (verificationInfo != null) { 14872 if (verificationInfo.originatingUri != null) { 14873 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14874 verificationInfo.originatingUri); 14875 } 14876 if (verificationInfo.referrer != null) { 14877 verification.putExtra(Intent.EXTRA_REFERRER, 14878 verificationInfo.referrer); 14879 } 14880 if (verificationInfo.originatingUid >= 0) { 14881 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14882 verificationInfo.originatingUid); 14883 } 14884 if (verificationInfo.installerUid >= 0) { 14885 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14886 verificationInfo.installerUid); 14887 } 14888 } 14889 14890 final PackageVerificationState verificationState = new PackageVerificationState( 14891 requiredUid, args); 14892 14893 mPendingVerification.append(verificationId, verificationState); 14894 14895 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14896 receivers, verificationState); 14897 14898 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14899 final long idleDuration = getVerificationTimeout(); 14900 14901 /* 14902 * If any sufficient verifiers were listed in the package 14903 * manifest, attempt to ask them. 14904 */ 14905 if (sufficientVerifiers != null) { 14906 final int N = sufficientVerifiers.size(); 14907 if (N == 0) { 14908 Slog.i(TAG, "Additional verifiers required, but none installed."); 14909 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14910 } else { 14911 for (int i = 0; i < N; i++) { 14912 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14913 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14914 verifierComponent.getPackageName(), idleDuration, 14915 verifierUser.getIdentifier(), false, "package verifier"); 14916 14917 final Intent sufficientIntent = new Intent(verification); 14918 sufficientIntent.setComponent(verifierComponent); 14919 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14920 } 14921 } 14922 } 14923 14924 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14925 mRequiredVerifierPackage, receivers); 14926 if (ret == PackageManager.INSTALL_SUCCEEDED 14927 && mRequiredVerifierPackage != null) { 14928 Trace.asyncTraceBegin( 14929 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14930 /* 14931 * Send the intent to the required verification agent, 14932 * but only start the verification timeout after the 14933 * target BroadcastReceivers have run. 14934 */ 14935 verification.setComponent(requiredVerifierComponent); 14936 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14937 mRequiredVerifierPackage, idleDuration, 14938 verifierUser.getIdentifier(), false, "package verifier"); 14939 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14940 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14941 new BroadcastReceiver() { 14942 @Override 14943 public void onReceive(Context context, Intent intent) { 14944 final Message msg = mHandler 14945 .obtainMessage(CHECK_PENDING_VERIFICATION); 14946 msg.arg1 = verificationId; 14947 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14948 } 14949 }, null, 0, null, null); 14950 14951 /* 14952 * We don't want the copy to proceed until verification 14953 * succeeds, so null out this field. 14954 */ 14955 mArgs = null; 14956 } 14957 } else { 14958 /* 14959 * No package verification is enabled, so immediately start 14960 * the remote call to initiate copy using temporary file. 14961 */ 14962 ret = args.copyApk(mContainerService, true); 14963 } 14964 } 14965 14966 mRet = ret; 14967 } 14968 14969 @Override 14970 void handleReturnCode() { 14971 // If mArgs is null, then MCS couldn't be reached. When it 14972 // reconnects, it will try again to install. At that point, this 14973 // will succeed. 14974 if (mArgs != null) { 14975 processPendingInstall(mArgs, mRet); 14976 } 14977 } 14978 14979 @Override 14980 void handleServiceError() { 14981 mArgs = createInstallArgs(this); 14982 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14983 } 14984 } 14985 14986 private InstallArgs createInstallArgs(InstallParams params) { 14987 if (params.move != null) { 14988 return new MoveInstallArgs(params); 14989 } else { 14990 return new FileInstallArgs(params); 14991 } 14992 } 14993 14994 /** 14995 * Create args that describe an existing installed package. Typically used 14996 * when cleaning up old installs, or used as a move source. 14997 */ 14998 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14999 String resourcePath, String[] instructionSets) { 15000 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15001 } 15002 15003 static abstract class InstallArgs { 15004 /** @see InstallParams#origin */ 15005 final OriginInfo origin; 15006 /** @see InstallParams#move */ 15007 final MoveInfo move; 15008 15009 final IPackageInstallObserver2 observer; 15010 // Always refers to PackageManager flags only 15011 final int installFlags; 15012 final String installerPackageName; 15013 final String volumeUuid; 15014 final UserHandle user; 15015 final String abiOverride; 15016 final String[] installGrantPermissions; 15017 /** If non-null, drop an async trace when the install completes */ 15018 final String traceMethod; 15019 final int traceCookie; 15020 final Certificate[][] certificates; 15021 final int installReason; 15022 15023 // The list of instruction sets supported by this app. This is currently 15024 // only used during the rmdex() phase to clean up resources. We can get rid of this 15025 // if we move dex files under the common app path. 15026 /* nullable */ String[] instructionSets; 15027 15028 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15029 int installFlags, String installerPackageName, String volumeUuid, 15030 UserHandle user, String[] instructionSets, 15031 String abiOverride, String[] installGrantPermissions, 15032 String traceMethod, int traceCookie, Certificate[][] certificates, 15033 int installReason) { 15034 this.origin = origin; 15035 this.move = move; 15036 this.installFlags = installFlags; 15037 this.observer = observer; 15038 this.installerPackageName = installerPackageName; 15039 this.volumeUuid = volumeUuid; 15040 this.user = user; 15041 this.instructionSets = instructionSets; 15042 this.abiOverride = abiOverride; 15043 this.installGrantPermissions = installGrantPermissions; 15044 this.traceMethod = traceMethod; 15045 this.traceCookie = traceCookie; 15046 this.certificates = certificates; 15047 this.installReason = installReason; 15048 } 15049 15050 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15051 abstract int doPreInstall(int status); 15052 15053 /** 15054 * Rename package into final resting place. All paths on the given 15055 * scanned package should be updated to reflect the rename. 15056 */ 15057 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15058 abstract int doPostInstall(int status, int uid); 15059 15060 /** @see PackageSettingBase#codePathString */ 15061 abstract String getCodePath(); 15062 /** @see PackageSettingBase#resourcePathString */ 15063 abstract String getResourcePath(); 15064 15065 // Need installer lock especially for dex file removal. 15066 abstract void cleanUpResourcesLI(); 15067 abstract boolean doPostDeleteLI(boolean delete); 15068 15069 /** 15070 * Called before the source arguments are copied. This is used mostly 15071 * for MoveParams when it needs to read the source file to put it in the 15072 * destination. 15073 */ 15074 int doPreCopy() { 15075 return PackageManager.INSTALL_SUCCEEDED; 15076 } 15077 15078 /** 15079 * Called after the source arguments are copied. This is used mostly for 15080 * MoveParams when it needs to read the source file to put it in the 15081 * destination. 15082 */ 15083 int doPostCopy(int uid) { 15084 return PackageManager.INSTALL_SUCCEEDED; 15085 } 15086 15087 protected boolean isFwdLocked() { 15088 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15089 } 15090 15091 protected boolean isExternalAsec() { 15092 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15093 } 15094 15095 protected boolean isEphemeral() { 15096 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15097 } 15098 15099 UserHandle getUser() { 15100 return user; 15101 } 15102 } 15103 15104 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15105 if (!allCodePaths.isEmpty()) { 15106 if (instructionSets == null) { 15107 throw new IllegalStateException("instructionSet == null"); 15108 } 15109 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15110 for (String codePath : allCodePaths) { 15111 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15112 try { 15113 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15114 } catch (InstallerException ignored) { 15115 } 15116 } 15117 } 15118 } 15119 } 15120 15121 /** 15122 * Logic to handle installation of non-ASEC applications, including copying 15123 * and renaming logic. 15124 */ 15125 class FileInstallArgs extends InstallArgs { 15126 private File codeFile; 15127 private File resourceFile; 15128 15129 // Example topology: 15130 // /data/app/com.example/base.apk 15131 // /data/app/com.example/split_foo.apk 15132 // /data/app/com.example/lib/arm/libfoo.so 15133 // /data/app/com.example/lib/arm64/libfoo.so 15134 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15135 15136 /** New install */ 15137 FileInstallArgs(InstallParams params) { 15138 super(params.origin, params.move, params.observer, params.installFlags, 15139 params.installerPackageName, params.volumeUuid, 15140 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15141 params.grantedRuntimePermissions, 15142 params.traceMethod, params.traceCookie, params.certificates, 15143 params.installReason); 15144 if (isFwdLocked()) { 15145 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15146 } 15147 } 15148 15149 /** Existing install */ 15150 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15151 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15152 null, null, null, 0, null /*certificates*/, 15153 PackageManager.INSTALL_REASON_UNKNOWN); 15154 this.codeFile = (codePath != null) ? new File(codePath) : null; 15155 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15156 } 15157 15158 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15159 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15160 try { 15161 return doCopyApk(imcs, temp); 15162 } finally { 15163 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15164 } 15165 } 15166 15167 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15168 if (origin.staged) { 15169 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15170 codeFile = origin.file; 15171 resourceFile = origin.file; 15172 return PackageManager.INSTALL_SUCCEEDED; 15173 } 15174 15175 try { 15176 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15177 final File tempDir = 15178 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15179 codeFile = tempDir; 15180 resourceFile = tempDir; 15181 } catch (IOException e) { 15182 Slog.w(TAG, "Failed to create copy file: " + e); 15183 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15184 } 15185 15186 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15187 @Override 15188 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15189 if (!FileUtils.isValidExtFilename(name)) { 15190 throw new IllegalArgumentException("Invalid filename: " + name); 15191 } 15192 try { 15193 final File file = new File(codeFile, name); 15194 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15195 O_RDWR | O_CREAT, 0644); 15196 Os.chmod(file.getAbsolutePath(), 0644); 15197 return new ParcelFileDescriptor(fd); 15198 } catch (ErrnoException e) { 15199 throw new RemoteException("Failed to open: " + e.getMessage()); 15200 } 15201 } 15202 }; 15203 15204 int ret = PackageManager.INSTALL_SUCCEEDED; 15205 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15206 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15207 Slog.e(TAG, "Failed to copy package"); 15208 return ret; 15209 } 15210 15211 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15212 NativeLibraryHelper.Handle handle = null; 15213 try { 15214 handle = NativeLibraryHelper.Handle.create(codeFile); 15215 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15216 abiOverride); 15217 } catch (IOException e) { 15218 Slog.e(TAG, "Copying native libraries failed", e); 15219 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15220 } finally { 15221 IoUtils.closeQuietly(handle); 15222 } 15223 15224 return ret; 15225 } 15226 15227 int doPreInstall(int status) { 15228 if (status != PackageManager.INSTALL_SUCCEEDED) { 15229 cleanUp(); 15230 } 15231 return status; 15232 } 15233 15234 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15235 if (status != PackageManager.INSTALL_SUCCEEDED) { 15236 cleanUp(); 15237 return false; 15238 } 15239 15240 final File targetDir = codeFile.getParentFile(); 15241 final File beforeCodeFile = codeFile; 15242 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15243 15244 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15245 try { 15246 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15247 } catch (ErrnoException e) { 15248 Slog.w(TAG, "Failed to rename", e); 15249 return false; 15250 } 15251 15252 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15253 Slog.w(TAG, "Failed to restorecon"); 15254 return false; 15255 } 15256 15257 // Reflect the rename internally 15258 codeFile = afterCodeFile; 15259 resourceFile = afterCodeFile; 15260 15261 // Reflect the rename in scanned details 15262 try { 15263 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15264 } catch (IOException e) { 15265 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15266 return false; 15267 } 15268 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15269 afterCodeFile, pkg.baseCodePath)); 15270 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15271 afterCodeFile, pkg.splitCodePaths)); 15272 15273 // Reflect the rename in app info 15274 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15275 pkg.setApplicationInfoCodePath(pkg.codePath); 15276 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15277 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15278 pkg.setApplicationInfoResourcePath(pkg.codePath); 15279 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15280 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15281 15282 return true; 15283 } 15284 15285 int doPostInstall(int status, int uid) { 15286 if (status != PackageManager.INSTALL_SUCCEEDED) { 15287 cleanUp(); 15288 } 15289 return status; 15290 } 15291 15292 @Override 15293 String getCodePath() { 15294 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15295 } 15296 15297 @Override 15298 String getResourcePath() { 15299 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15300 } 15301 15302 private boolean cleanUp() { 15303 if (codeFile == null || !codeFile.exists()) { 15304 return false; 15305 } 15306 15307 removeCodePathLI(codeFile); 15308 15309 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15310 resourceFile.delete(); 15311 } 15312 15313 return true; 15314 } 15315 15316 void cleanUpResourcesLI() { 15317 // Try enumerating all code paths before deleting 15318 List<String> allCodePaths = Collections.EMPTY_LIST; 15319 if (codeFile != null && codeFile.exists()) { 15320 try { 15321 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15322 allCodePaths = pkg.getAllCodePaths(); 15323 } catch (PackageParserException e) { 15324 // Ignored; we tried our best 15325 } 15326 } 15327 15328 cleanUp(); 15329 removeDexFiles(allCodePaths, instructionSets); 15330 } 15331 15332 boolean doPostDeleteLI(boolean delete) { 15333 // XXX err, shouldn't we respect the delete flag? 15334 cleanUpResourcesLI(); 15335 return true; 15336 } 15337 } 15338 15339 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15340 PackageManagerException { 15341 if (copyRet < 0) { 15342 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15343 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15344 throw new PackageManagerException(copyRet, message); 15345 } 15346 } 15347 } 15348 15349 /** 15350 * Extract the StorageManagerService "container ID" from the full code path of an 15351 * .apk. 15352 */ 15353 static String cidFromCodePath(String fullCodePath) { 15354 int eidx = fullCodePath.lastIndexOf("/"); 15355 String subStr1 = fullCodePath.substring(0, eidx); 15356 int sidx = subStr1.lastIndexOf("/"); 15357 return subStr1.substring(sidx+1, eidx); 15358 } 15359 15360 /** 15361 * Logic to handle movement of existing installed applications. 15362 */ 15363 class MoveInstallArgs extends InstallArgs { 15364 private File codeFile; 15365 private File resourceFile; 15366 15367 /** New install */ 15368 MoveInstallArgs(InstallParams params) { 15369 super(params.origin, params.move, params.observer, params.installFlags, 15370 params.installerPackageName, params.volumeUuid, 15371 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15372 params.grantedRuntimePermissions, 15373 params.traceMethod, params.traceCookie, params.certificates, 15374 params.installReason); 15375 } 15376 15377 int copyApk(IMediaContainerService imcs, boolean temp) { 15378 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15379 + move.fromUuid + " to " + move.toUuid); 15380 synchronized (mInstaller) { 15381 try { 15382 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15383 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15384 } catch (InstallerException e) { 15385 Slog.w(TAG, "Failed to move app", e); 15386 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15387 } 15388 } 15389 15390 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15391 resourceFile = codeFile; 15392 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15393 15394 return PackageManager.INSTALL_SUCCEEDED; 15395 } 15396 15397 int doPreInstall(int status) { 15398 if (status != PackageManager.INSTALL_SUCCEEDED) { 15399 cleanUp(move.toUuid); 15400 } 15401 return status; 15402 } 15403 15404 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15405 if (status != PackageManager.INSTALL_SUCCEEDED) { 15406 cleanUp(move.toUuid); 15407 return false; 15408 } 15409 15410 // Reflect the move in app info 15411 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15412 pkg.setApplicationInfoCodePath(pkg.codePath); 15413 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15414 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15415 pkg.setApplicationInfoResourcePath(pkg.codePath); 15416 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15417 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15418 15419 return true; 15420 } 15421 15422 int doPostInstall(int status, int uid) { 15423 if (status == PackageManager.INSTALL_SUCCEEDED) { 15424 cleanUp(move.fromUuid); 15425 } else { 15426 cleanUp(move.toUuid); 15427 } 15428 return status; 15429 } 15430 15431 @Override 15432 String getCodePath() { 15433 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15434 } 15435 15436 @Override 15437 String getResourcePath() { 15438 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15439 } 15440 15441 private boolean cleanUp(String volumeUuid) { 15442 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15443 move.dataAppName); 15444 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15445 final int[] userIds = sUserManager.getUserIds(); 15446 synchronized (mInstallLock) { 15447 // Clean up both app data and code 15448 // All package moves are frozen until finished 15449 for (int userId : userIds) { 15450 try { 15451 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15452 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15453 } catch (InstallerException e) { 15454 Slog.w(TAG, String.valueOf(e)); 15455 } 15456 } 15457 removeCodePathLI(codeFile); 15458 } 15459 return true; 15460 } 15461 15462 void cleanUpResourcesLI() { 15463 throw new UnsupportedOperationException(); 15464 } 15465 15466 boolean doPostDeleteLI(boolean delete) { 15467 throw new UnsupportedOperationException(); 15468 } 15469 } 15470 15471 static String getAsecPackageName(String packageCid) { 15472 int idx = packageCid.lastIndexOf("-"); 15473 if (idx == -1) { 15474 return packageCid; 15475 } 15476 return packageCid.substring(0, idx); 15477 } 15478 15479 // Utility method used to create code paths based on package name and available index. 15480 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15481 String idxStr = ""; 15482 int idx = 1; 15483 // Fall back to default value of idx=1 if prefix is not 15484 // part of oldCodePath 15485 if (oldCodePath != null) { 15486 String subStr = oldCodePath; 15487 // Drop the suffix right away 15488 if (suffix != null && subStr.endsWith(suffix)) { 15489 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15490 } 15491 // If oldCodePath already contains prefix find out the 15492 // ending index to either increment or decrement. 15493 int sidx = subStr.lastIndexOf(prefix); 15494 if (sidx != -1) { 15495 subStr = subStr.substring(sidx + prefix.length()); 15496 if (subStr != null) { 15497 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15498 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15499 } 15500 try { 15501 idx = Integer.parseInt(subStr); 15502 if (idx <= 1) { 15503 idx++; 15504 } else { 15505 idx--; 15506 } 15507 } catch(NumberFormatException e) { 15508 } 15509 } 15510 } 15511 } 15512 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15513 return prefix + idxStr; 15514 } 15515 15516 private File getNextCodePath(File targetDir, String packageName) { 15517 File result; 15518 SecureRandom random = new SecureRandom(); 15519 byte[] bytes = new byte[16]; 15520 do { 15521 random.nextBytes(bytes); 15522 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15523 result = new File(targetDir, packageName + "-" + suffix); 15524 } while (result.exists()); 15525 return result; 15526 } 15527 15528 // Utility method that returns the relative package path with respect 15529 // to the installation directory. Like say for /data/data/com.test-1.apk 15530 // string com.test-1 is returned. 15531 static String deriveCodePathName(String codePath) { 15532 if (codePath == null) { 15533 return null; 15534 } 15535 final File codeFile = new File(codePath); 15536 final String name = codeFile.getName(); 15537 if (codeFile.isDirectory()) { 15538 return name; 15539 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15540 final int lastDot = name.lastIndexOf('.'); 15541 return name.substring(0, lastDot); 15542 } else { 15543 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15544 return null; 15545 } 15546 } 15547 15548 static class PackageInstalledInfo { 15549 String name; 15550 int uid; 15551 // The set of users that originally had this package installed. 15552 int[] origUsers; 15553 // The set of users that now have this package installed. 15554 int[] newUsers; 15555 PackageParser.Package pkg; 15556 int returnCode; 15557 String returnMsg; 15558 String installerPackageName; 15559 PackageRemovedInfo removedInfo; 15560 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15561 15562 public void setError(int code, String msg) { 15563 setReturnCode(code); 15564 setReturnMessage(msg); 15565 Slog.w(TAG, msg); 15566 } 15567 15568 public void setError(String msg, PackageParserException e) { 15569 setReturnCode(e.error); 15570 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15571 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15572 for (int i = 0; i < childCount; i++) { 15573 addedChildPackages.valueAt(i).setError(msg, e); 15574 } 15575 Slog.w(TAG, msg, e); 15576 } 15577 15578 public void setError(String msg, PackageManagerException e) { 15579 returnCode = e.error; 15580 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15581 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15582 for (int i = 0; i < childCount; i++) { 15583 addedChildPackages.valueAt(i).setError(msg, e); 15584 } 15585 Slog.w(TAG, msg, e); 15586 } 15587 15588 public void setReturnCode(int returnCode) { 15589 this.returnCode = returnCode; 15590 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15591 for (int i = 0; i < childCount; i++) { 15592 addedChildPackages.valueAt(i).returnCode = returnCode; 15593 } 15594 } 15595 15596 private void setReturnMessage(String returnMsg) { 15597 this.returnMsg = returnMsg; 15598 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15599 for (int i = 0; i < childCount; i++) { 15600 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15601 } 15602 } 15603 15604 // In some error cases we want to convey more info back to the observer 15605 String origPackage; 15606 String origPermission; 15607 } 15608 15609 /* 15610 * Install a non-existing package. 15611 */ 15612 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15613 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15614 String volumeUuid, PackageInstalledInfo res, int installReason) { 15615 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15616 15617 // Remember this for later, in case we need to rollback this install 15618 String pkgName = pkg.packageName; 15619 15620 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15621 15622 synchronized(mPackages) { 15623 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15624 if (renamedPackage != null) { 15625 // A package with the same name is already installed, though 15626 // it has been renamed to an older name. The package we 15627 // are trying to install should be installed as an update to 15628 // the existing one, but that has not been requested, so bail. 15629 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15630 + " without first uninstalling package running as " 15631 + renamedPackage); 15632 return; 15633 } 15634 if (mPackages.containsKey(pkgName)) { 15635 // Don't allow installation over an existing package with the same name. 15636 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15637 + " without first uninstalling."); 15638 return; 15639 } 15640 } 15641 15642 try { 15643 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 15644 System.currentTimeMillis(), user); 15645 15646 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15647 15648 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15649 prepareAppDataAfterInstallLIF(newPackage); 15650 15651 } else { 15652 // Remove package from internal structures, but keep around any 15653 // data that might have already existed 15654 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15655 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15656 } 15657 } catch (PackageManagerException e) { 15658 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15659 } 15660 15661 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15662 } 15663 15664 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15665 try (DigestInputStream digestStream = 15666 new DigestInputStream(new FileInputStream(file), digest)) { 15667 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15668 } 15669 } 15670 15671 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15672 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15673 PackageInstalledInfo res, int installReason) { 15674 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15675 15676 final PackageParser.Package oldPackage; 15677 final PackageSetting ps; 15678 final String pkgName = pkg.packageName; 15679 final int[] allUsers; 15680 final int[] installedUsers; 15681 15682 synchronized(mPackages) { 15683 oldPackage = mPackages.get(pkgName); 15684 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15685 15686 // don't allow upgrade to target a release SDK from a pre-release SDK 15687 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15688 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15689 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15690 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15691 if (oldTargetsPreRelease 15692 && !newTargetsPreRelease 15693 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15694 Slog.w(TAG, "Can't install package targeting released sdk"); 15695 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15696 return; 15697 } 15698 15699 ps = mSettings.mPackages.get(pkgName); 15700 15701 // verify signatures are valid 15702 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 15703 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 15704 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 15705 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15706 "New package not signed by keys specified by upgrade-keysets: " 15707 + pkgName); 15708 return; 15709 } 15710 } else { 15711 // default to original signature matching 15712 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15713 != PackageManager.SIGNATURE_MATCH) { 15714 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15715 "New package has a different signature: " + pkgName); 15716 return; 15717 } 15718 } 15719 15720 // don't allow a system upgrade unless the upgrade hash matches 15721 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 15722 byte[] digestBytes = null; 15723 try { 15724 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15725 updateDigest(digest, new File(pkg.baseCodePath)); 15726 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15727 for (String path : pkg.splitCodePaths) { 15728 updateDigest(digest, new File(path)); 15729 } 15730 } 15731 digestBytes = digest.digest(); 15732 } catch (NoSuchAlgorithmException | IOException e) { 15733 res.setError(INSTALL_FAILED_INVALID_APK, 15734 "Could not compute hash: " + pkgName); 15735 return; 15736 } 15737 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15738 res.setError(INSTALL_FAILED_INVALID_APK, 15739 "New package fails restrict-update check: " + pkgName); 15740 return; 15741 } 15742 // retain upgrade restriction 15743 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15744 } 15745 15746 // Check for shared user id changes 15747 String invalidPackageName = 15748 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15749 if (invalidPackageName != null) { 15750 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15751 "Package " + invalidPackageName + " tried to change user " 15752 + oldPackage.mSharedUserId); 15753 return; 15754 } 15755 15756 // check if the new package supports all of the abis which the old package supports 15757 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 15758 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 15759 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 15760 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15761 "Update to package " + pkgName + " doesn't support multi arch"); 15762 return; 15763 } 15764 15765 // In case of rollback, remember per-user/profile install state 15766 allUsers = sUserManager.getUserIds(); 15767 installedUsers = ps.queryInstalledUsers(allUsers, true); 15768 15769 // don't allow an upgrade from full to ephemeral 15770 if (isInstantApp) { 15771 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15772 for (int currentUser : allUsers) { 15773 if (!ps.getInstantApp(currentUser)) { 15774 // can't downgrade from full to instant 15775 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15776 + " for user: " + currentUser); 15777 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15778 return; 15779 } 15780 } 15781 } else if (!ps.getInstantApp(user.getIdentifier())) { 15782 // can't downgrade from full to instant 15783 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15784 + " for user: " + user.getIdentifier()); 15785 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15786 return; 15787 } 15788 } 15789 } 15790 15791 // Update what is removed 15792 res.removedInfo = new PackageRemovedInfo(this); 15793 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15794 res.removedInfo.removedPackage = oldPackage.packageName; 15795 res.removedInfo.installerPackageName = ps.installerPackageName; 15796 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15797 res.removedInfo.isUpdate = true; 15798 res.removedInfo.origUsers = installedUsers; 15799 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15800 for (int i = 0; i < installedUsers.length; i++) { 15801 final int userId = installedUsers[i]; 15802 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15803 } 15804 15805 final int childCount = (oldPackage.childPackages != null) 15806 ? oldPackage.childPackages.size() : 0; 15807 for (int i = 0; i < childCount; i++) { 15808 boolean childPackageUpdated = false; 15809 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15810 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15811 if (res.addedChildPackages != null) { 15812 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15813 if (childRes != null) { 15814 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15815 childRes.removedInfo.removedPackage = childPkg.packageName; 15816 if (childPs != null) { 15817 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 15818 } 15819 childRes.removedInfo.isUpdate = true; 15820 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15821 childPackageUpdated = true; 15822 } 15823 } 15824 if (!childPackageUpdated) { 15825 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 15826 childRemovedRes.removedPackage = childPkg.packageName; 15827 if (childPs != null) { 15828 childRemovedRes.installerPackageName = childPs.installerPackageName; 15829 } 15830 childRemovedRes.isUpdate = false; 15831 childRemovedRes.dataRemoved = true; 15832 synchronized (mPackages) { 15833 if (childPs != null) { 15834 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15835 } 15836 } 15837 if (res.removedInfo.removedChildPackages == null) { 15838 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15839 } 15840 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15841 } 15842 } 15843 15844 boolean sysPkg = (isSystemApp(oldPackage)); 15845 if (sysPkg) { 15846 // Set the system/privileged/oem/vendor flags as needed 15847 final boolean privileged = 15848 (oldPackage.applicationInfo.privateFlags 15849 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15850 final boolean oem = 15851 (oldPackage.applicationInfo.privateFlags 15852 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 15853 final boolean vendor = 15854 (oldPackage.applicationInfo.privateFlags 15855 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 15856 final @ParseFlags int systemParseFlags = parseFlags; 15857 final @ScanFlags int systemScanFlags = scanFlags 15858 | SCAN_AS_SYSTEM 15859 | (privileged ? SCAN_AS_PRIVILEGED : 0) 15860 | (oem ? SCAN_AS_OEM : 0) 15861 | (vendor ? SCAN_AS_VENDOR : 0); 15862 15863 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 15864 user, allUsers, installerPackageName, res, installReason); 15865 } else { 15866 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 15867 user, allUsers, installerPackageName, res, installReason); 15868 } 15869 } 15870 15871 @Override 15872 public List<String> getPreviousCodePaths(String packageName) { 15873 final int callingUid = Binder.getCallingUid(); 15874 final List<String> result = new ArrayList<>(); 15875 if (getInstantAppPackageName(callingUid) != null) { 15876 return result; 15877 } 15878 final PackageSetting ps = mSettings.mPackages.get(packageName); 15879 if (ps != null 15880 && ps.oldCodePaths != null 15881 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 15882 result.addAll(ps.oldCodePaths); 15883 } 15884 return result; 15885 } 15886 15887 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15888 PackageParser.Package pkg, final @ParseFlags int parseFlags, 15889 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 15890 String installerPackageName, PackageInstalledInfo res, int installReason) { 15891 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15892 + deletedPackage); 15893 15894 String pkgName = deletedPackage.packageName; 15895 boolean deletedPkg = true; 15896 boolean addedPkg = false; 15897 boolean updatedSettings = false; 15898 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15899 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15900 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15901 15902 final long origUpdateTime = (pkg.mExtras != null) 15903 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15904 15905 // First delete the existing package while retaining the data directory 15906 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15907 res.removedInfo, true, pkg)) { 15908 // If the existing package wasn't successfully deleted 15909 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15910 deletedPkg = false; 15911 } else { 15912 // Successfully deleted the old package; proceed with replace. 15913 15914 // If deleted package lived in a container, give users a chance to 15915 // relinquish resources before killing. 15916 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15917 if (DEBUG_INSTALL) { 15918 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15919 } 15920 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15921 final ArrayList<String> pkgList = new ArrayList<String>(1); 15922 pkgList.add(deletedPackage.applicationInfo.packageName); 15923 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15924 } 15925 15926 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15927 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15928 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15929 15930 try { 15931 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 15932 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15933 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15934 installReason); 15935 15936 // Update the in-memory copy of the previous code paths. 15937 PackageSetting ps = mSettings.mPackages.get(pkgName); 15938 if (!killApp) { 15939 if (ps.oldCodePaths == null) { 15940 ps.oldCodePaths = new ArraySet<>(); 15941 } 15942 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15943 if (deletedPackage.splitCodePaths != null) { 15944 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15945 } 15946 } else { 15947 ps.oldCodePaths = null; 15948 } 15949 if (ps.childPackageNames != null) { 15950 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 15951 final String childPkgName = ps.childPackageNames.get(i); 15952 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 15953 childPs.oldCodePaths = ps.oldCodePaths; 15954 } 15955 } 15956 // set instant app status, but, only if it's explicitly specified 15957 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15958 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 15959 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 15960 prepareAppDataAfterInstallLIF(newPackage); 15961 addedPkg = true; 15962 mDexManager.notifyPackageUpdated(newPackage.packageName, 15963 newPackage.baseCodePath, newPackage.splitCodePaths); 15964 } catch (PackageManagerException e) { 15965 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15966 } 15967 } 15968 15969 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15970 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 15971 15972 // Revert all internal state mutations and added folders for the failed install 15973 if (addedPkg) { 15974 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15975 res.removedInfo, true, null); 15976 } 15977 15978 // Restore the old package 15979 if (deletedPkg) { 15980 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 15981 File restoreFile = new File(deletedPackage.codePath); 15982 // Parse old package 15983 boolean oldExternal = isExternal(deletedPackage); 15984 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 15985 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 15986 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 15987 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 15988 try { 15989 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 15990 null); 15991 } catch (PackageManagerException e) { 15992 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 15993 + e.getMessage()); 15994 return; 15995 } 15996 15997 synchronized (mPackages) { 15998 // Ensure the installer package name up to date 15999 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16000 16001 // Update permissions for restored package 16002 mPermissionManager.updatePermissions( 16003 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16004 mPermissionCallback); 16005 16006 mSettings.writeLPr(); 16007 } 16008 16009 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16010 } 16011 } else { 16012 synchronized (mPackages) { 16013 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16014 if (ps != null) { 16015 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16016 if (res.removedInfo.removedChildPackages != null) { 16017 final int childCount = res.removedInfo.removedChildPackages.size(); 16018 // Iterate in reverse as we may modify the collection 16019 for (int i = childCount - 1; i >= 0; i--) { 16020 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16021 if (res.addedChildPackages.containsKey(childPackageName)) { 16022 res.removedInfo.removedChildPackages.removeAt(i); 16023 } else { 16024 PackageRemovedInfo childInfo = res.removedInfo 16025 .removedChildPackages.valueAt(i); 16026 childInfo.removedForAllUsers = mPackages.get( 16027 childInfo.removedPackage) == null; 16028 } 16029 } 16030 } 16031 } 16032 } 16033 } 16034 } 16035 16036 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16037 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16038 final @ScanFlags int scanFlags, UserHandle user, 16039 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16040 int installReason) { 16041 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16042 + ", old=" + deletedPackage); 16043 16044 final boolean disabledSystem; 16045 16046 // Remove existing system package 16047 removePackageLI(deletedPackage, true); 16048 16049 synchronized (mPackages) { 16050 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16051 } 16052 if (!disabledSystem) { 16053 // We didn't need to disable the .apk as a current system package, 16054 // which means we are replacing another update that is already 16055 // installed. We need to make sure to delete the older one's .apk. 16056 res.removedInfo.args = createInstallArgsForExisting(0, 16057 deletedPackage.applicationInfo.getCodePath(), 16058 deletedPackage.applicationInfo.getResourcePath(), 16059 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16060 } else { 16061 res.removedInfo.args = null; 16062 } 16063 16064 // Successfully disabled the old package. Now proceed with re-installation 16065 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16066 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16067 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16068 16069 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16070 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16071 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16072 16073 PackageParser.Package newPackage = null; 16074 try { 16075 // Add the package to the internal data structures 16076 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16077 16078 // Set the update and install times 16079 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16080 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16081 System.currentTimeMillis()); 16082 16083 // Update the package dynamic state if succeeded 16084 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16085 // Now that the install succeeded make sure we remove data 16086 // directories for any child package the update removed. 16087 final int deletedChildCount = (deletedPackage.childPackages != null) 16088 ? deletedPackage.childPackages.size() : 0; 16089 final int newChildCount = (newPackage.childPackages != null) 16090 ? newPackage.childPackages.size() : 0; 16091 for (int i = 0; i < deletedChildCount; i++) { 16092 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16093 boolean childPackageDeleted = true; 16094 for (int j = 0; j < newChildCount; j++) { 16095 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16096 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16097 childPackageDeleted = false; 16098 break; 16099 } 16100 } 16101 if (childPackageDeleted) { 16102 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16103 deletedChildPkg.packageName); 16104 if (ps != null && res.removedInfo.removedChildPackages != null) { 16105 PackageRemovedInfo removedChildRes = res.removedInfo 16106 .removedChildPackages.get(deletedChildPkg.packageName); 16107 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16108 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16109 } 16110 } 16111 } 16112 16113 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16114 installReason); 16115 prepareAppDataAfterInstallLIF(newPackage); 16116 16117 mDexManager.notifyPackageUpdated(newPackage.packageName, 16118 newPackage.baseCodePath, newPackage.splitCodePaths); 16119 } 16120 } catch (PackageManagerException e) { 16121 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16122 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16123 } 16124 16125 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16126 // Re installation failed. Restore old information 16127 // Remove new pkg information 16128 if (newPackage != null) { 16129 removeInstalledPackageLI(newPackage, true); 16130 } 16131 // Add back the old system package 16132 try { 16133 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16134 } catch (PackageManagerException e) { 16135 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16136 } 16137 16138 synchronized (mPackages) { 16139 if (disabledSystem) { 16140 enableSystemPackageLPw(deletedPackage); 16141 } 16142 16143 // Ensure the installer package name up to date 16144 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16145 16146 // Update permissions for restored package 16147 mPermissionManager.updatePermissions( 16148 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16149 mPermissionCallback); 16150 16151 mSettings.writeLPr(); 16152 } 16153 16154 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16155 + " after failed upgrade"); 16156 } 16157 } 16158 16159 /** 16160 * Checks whether the parent or any of the child packages have a change shared 16161 * user. For a package to be a valid update the shred users of the parent and 16162 * the children should match. We may later support changing child shared users. 16163 * @param oldPkg The updated package. 16164 * @param newPkg The update package. 16165 * @return The shared user that change between the versions. 16166 */ 16167 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16168 PackageParser.Package newPkg) { 16169 // Check parent shared user 16170 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16171 return newPkg.packageName; 16172 } 16173 // Check child shared users 16174 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16175 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16176 for (int i = 0; i < newChildCount; i++) { 16177 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16178 // If this child was present, did it have the same shared user? 16179 for (int j = 0; j < oldChildCount; j++) { 16180 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16181 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16182 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16183 return newChildPkg.packageName; 16184 } 16185 } 16186 } 16187 return null; 16188 } 16189 16190 private void removeNativeBinariesLI(PackageSetting ps) { 16191 // Remove the lib path for the parent package 16192 if (ps != null) { 16193 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16194 // Remove the lib path for the child packages 16195 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16196 for (int i = 0; i < childCount; i++) { 16197 PackageSetting childPs = null; 16198 synchronized (mPackages) { 16199 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16200 } 16201 if (childPs != null) { 16202 NativeLibraryHelper.removeNativeBinariesLI(childPs 16203 .legacyNativeLibraryPathString); 16204 } 16205 } 16206 } 16207 } 16208 16209 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16210 // Enable the parent package 16211 mSettings.enableSystemPackageLPw(pkg.packageName); 16212 // Enable the child packages 16213 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16214 for (int i = 0; i < childCount; i++) { 16215 PackageParser.Package childPkg = pkg.childPackages.get(i); 16216 mSettings.enableSystemPackageLPw(childPkg.packageName); 16217 } 16218 } 16219 16220 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16221 PackageParser.Package newPkg) { 16222 // Disable the parent package (parent always replaced) 16223 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16224 // Disable the child packages 16225 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16226 for (int i = 0; i < childCount; i++) { 16227 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16228 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16229 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16230 } 16231 return disabled; 16232 } 16233 16234 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16235 String installerPackageName) { 16236 // Enable the parent package 16237 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16238 // Enable the child packages 16239 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16240 for (int i = 0; i < childCount; i++) { 16241 PackageParser.Package childPkg = pkg.childPackages.get(i); 16242 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16243 } 16244 } 16245 16246 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16247 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16248 // Update the parent package setting 16249 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16250 res, user, installReason); 16251 // Update the child packages setting 16252 final int childCount = (newPackage.childPackages != null) 16253 ? newPackage.childPackages.size() : 0; 16254 for (int i = 0; i < childCount; i++) { 16255 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16256 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16257 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16258 childRes.origUsers, childRes, user, installReason); 16259 } 16260 } 16261 16262 private void updateSettingsInternalLI(PackageParser.Package pkg, 16263 String installerPackageName, int[] allUsers, int[] installedForUsers, 16264 PackageInstalledInfo res, UserHandle user, int installReason) { 16265 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16266 16267 String pkgName = pkg.packageName; 16268 synchronized (mPackages) { 16269 //write settings. the installStatus will be incomplete at this stage. 16270 //note that the new package setting would have already been 16271 //added to mPackages. It hasn't been persisted yet. 16272 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16273 // TODO: Remove this write? It's also written at the end of this method 16274 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16275 mSettings.writeLPr(); 16276 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16277 } 16278 16279 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16280 synchronized (mPackages) { 16281// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16282 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16283 mPermissionCallback); 16284 // For system-bundled packages, we assume that installing an upgraded version 16285 // of the package implies that the user actually wants to run that new code, 16286 // so we enable the package. 16287 PackageSetting ps = mSettings.mPackages.get(pkgName); 16288 final int userId = user.getIdentifier(); 16289 if (ps != null) { 16290 if (isSystemApp(pkg)) { 16291 if (DEBUG_INSTALL) { 16292 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16293 } 16294 // Enable system package for requested users 16295 if (res.origUsers != null) { 16296 for (int origUserId : res.origUsers) { 16297 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16298 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16299 origUserId, installerPackageName); 16300 } 16301 } 16302 } 16303 // Also convey the prior install/uninstall state 16304 if (allUsers != null && installedForUsers != null) { 16305 for (int currentUserId : allUsers) { 16306 final boolean installed = ArrayUtils.contains( 16307 installedForUsers, currentUserId); 16308 if (DEBUG_INSTALL) { 16309 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16310 } 16311 ps.setInstalled(installed, currentUserId); 16312 } 16313 // these install state changes will be persisted in the 16314 // upcoming call to mSettings.writeLPr(). 16315 } 16316 } 16317 // It's implied that when a user requests installation, they want the app to be 16318 // installed and enabled. 16319 if (userId != UserHandle.USER_ALL) { 16320 ps.setInstalled(true, userId); 16321 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16322 } 16323 16324 // When replacing an existing package, preserve the original install reason for all 16325 // users that had the package installed before. 16326 final Set<Integer> previousUserIds = new ArraySet<>(); 16327 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16328 final int installReasonCount = res.removedInfo.installReasons.size(); 16329 for (int i = 0; i < installReasonCount; i++) { 16330 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16331 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16332 ps.setInstallReason(previousInstallReason, previousUserId); 16333 previousUserIds.add(previousUserId); 16334 } 16335 } 16336 16337 // Set install reason for users that are having the package newly installed. 16338 if (userId == UserHandle.USER_ALL) { 16339 for (int currentUserId : sUserManager.getUserIds()) { 16340 if (!previousUserIds.contains(currentUserId)) { 16341 ps.setInstallReason(installReason, currentUserId); 16342 } 16343 } 16344 } else if (!previousUserIds.contains(userId)) { 16345 ps.setInstallReason(installReason, userId); 16346 } 16347 mSettings.writeKernelMappingLPr(ps); 16348 } 16349 res.name = pkgName; 16350 res.uid = pkg.applicationInfo.uid; 16351 res.pkg = pkg; 16352 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16353 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16354 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16355 //to update install status 16356 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16357 mSettings.writeLPr(); 16358 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16359 } 16360 16361 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16362 } 16363 16364 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16365 try { 16366 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16367 installPackageLI(args, res); 16368 } finally { 16369 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16370 } 16371 } 16372 16373 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16374 final int installFlags = args.installFlags; 16375 final String installerPackageName = args.installerPackageName; 16376 final String volumeUuid = args.volumeUuid; 16377 final File tmpPackageFile = new File(args.getCodePath()); 16378 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16379 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16380 || (args.volumeUuid != null)); 16381 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16382 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16383 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16384 final boolean virtualPreload = 16385 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16386 boolean replace = false; 16387 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16388 if (args.move != null) { 16389 // moving a complete application; perform an initial scan on the new install location 16390 scanFlags |= SCAN_INITIAL; 16391 } 16392 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16393 scanFlags |= SCAN_DONT_KILL_APP; 16394 } 16395 if (instantApp) { 16396 scanFlags |= SCAN_AS_INSTANT_APP; 16397 } 16398 if (fullApp) { 16399 scanFlags |= SCAN_AS_FULL_APP; 16400 } 16401 if (virtualPreload) { 16402 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16403 } 16404 16405 // Result object to be returned 16406 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16407 res.installerPackageName = installerPackageName; 16408 16409 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16410 16411 // Sanity check 16412 if (instantApp && (forwardLocked || onExternal)) { 16413 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16414 + " external=" + onExternal); 16415 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16416 return; 16417 } 16418 16419 // Retrieve PackageSettings and parse package 16420 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16421 | PackageParser.PARSE_ENFORCE_CODE 16422 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16423 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16424 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16425 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16426 PackageParser pp = new PackageParser(); 16427 pp.setSeparateProcesses(mSeparateProcesses); 16428 pp.setDisplayMetrics(mMetrics); 16429 pp.setCallback(mPackageParserCallback); 16430 16431 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16432 final PackageParser.Package pkg; 16433 try { 16434 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16435 } catch (PackageParserException e) { 16436 res.setError("Failed parse during installPackageLI", e); 16437 return; 16438 } finally { 16439 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16440 } 16441 16442 // App targetSdkVersion is below min supported version 16443 if (!forceSdk && pkg.applicationInfo.isTargetingDeprecatedSdkVersion()) { 16444 Slog.w(TAG, "App " + pkg.packageName + " targets deprecated sdk"); 16445 16446 res.setError(INSTALL_FAILED_NEWER_SDK, 16447 "App is targeting deprecated sdk (targetSdkVersion should be at least " 16448 + Build.VERSION.MIN_SUPPORTED_TARGET_SDK_INT + ")."); 16449 return; 16450 } 16451 16452 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16453 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16454 Slog.w(TAG, "Instant app package " + pkg.packageName + " does not target O"); 16455 res.setError(INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16456 "Instant app package must target O"); 16457 return; 16458 } 16459 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16460 Slog.w(TAG, "Instant app package " + pkg.packageName 16461 + " does not target targetSandboxVersion 2"); 16462 res.setError(INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16463 "Instant app package must use targetSanboxVersion 2"); 16464 return; 16465 } 16466 16467 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16468 // Static shared libraries have synthetic package names 16469 renameStaticSharedLibraryPackage(pkg); 16470 16471 // No static shared libs on external storage 16472 if (onExternal) { 16473 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16474 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16475 "Packages declaring static-shared libs cannot be updated"); 16476 return; 16477 } 16478 } 16479 16480 // If we are installing a clustered package add results for the children 16481 if (pkg.childPackages != null) { 16482 synchronized (mPackages) { 16483 final int childCount = pkg.childPackages.size(); 16484 for (int i = 0; i < childCount; i++) { 16485 PackageParser.Package childPkg = pkg.childPackages.get(i); 16486 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16487 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16488 childRes.pkg = childPkg; 16489 childRes.name = childPkg.packageName; 16490 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16491 if (childPs != null) { 16492 childRes.origUsers = childPs.queryInstalledUsers( 16493 sUserManager.getUserIds(), true); 16494 } 16495 if ((mPackages.containsKey(childPkg.packageName))) { 16496 childRes.removedInfo = new PackageRemovedInfo(this); 16497 childRes.removedInfo.removedPackage = childPkg.packageName; 16498 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16499 } 16500 if (res.addedChildPackages == null) { 16501 res.addedChildPackages = new ArrayMap<>(); 16502 } 16503 res.addedChildPackages.put(childPkg.packageName, childRes); 16504 } 16505 } 16506 } 16507 16508 // If package doesn't declare API override, mark that we have an install 16509 // time CPU ABI override. 16510 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16511 pkg.cpuAbiOverride = args.abiOverride; 16512 } 16513 16514 String pkgName = res.name = pkg.packageName; 16515 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16516 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16517 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16518 return; 16519 } 16520 } 16521 16522 try { 16523 // either use what we've been given or parse directly from the APK 16524 if (args.certificates != null) { 16525 try { 16526 PackageParser.populateCertificates(pkg, args.certificates); 16527 } catch (PackageParserException e) { 16528 // there was something wrong with the certificates we were given; 16529 // try to pull them from the APK 16530 PackageParser.collectCertificates(pkg, parseFlags); 16531 } 16532 } else { 16533 PackageParser.collectCertificates(pkg, parseFlags); 16534 } 16535 } catch (PackageParserException e) { 16536 res.setError("Failed collect during installPackageLI", e); 16537 return; 16538 } 16539 16540 // Get rid of all references to package scan path via parser. 16541 pp = null; 16542 String oldCodePath = null; 16543 boolean systemApp = false; 16544 synchronized (mPackages) { 16545 // Check if installing already existing package 16546 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16547 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16548 if (pkg.mOriginalPackages != null 16549 && pkg.mOriginalPackages.contains(oldName) 16550 && mPackages.containsKey(oldName)) { 16551 // This package is derived from an original package, 16552 // and this device has been updating from that original 16553 // name. We must continue using the original name, so 16554 // rename the new package here. 16555 pkg.setPackageName(oldName); 16556 pkgName = pkg.packageName; 16557 replace = true; 16558 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16559 + oldName + " pkgName=" + pkgName); 16560 } else if (mPackages.containsKey(pkgName)) { 16561 // This package, under its official name, already exists 16562 // on the device; we should replace it. 16563 replace = true; 16564 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16565 } 16566 16567 // Child packages are installed through the parent package 16568 if (pkg.parentPackage != null) { 16569 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16570 "Package " + pkg.packageName + " is child of package " 16571 + pkg.parentPackage.parentPackage + ". Child packages " 16572 + "can be updated only through the parent package."); 16573 return; 16574 } 16575 16576 if (replace) { 16577 // Prevent apps opting out from runtime permissions 16578 PackageParser.Package oldPackage = mPackages.get(pkgName); 16579 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16580 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16581 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16582 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16583 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16584 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16585 + " doesn't support runtime permissions but the old" 16586 + " target SDK " + oldTargetSdk + " does."); 16587 return; 16588 } 16589 // Prevent persistent apps from being updated 16590 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16591 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16592 "Package " + oldPackage.packageName + " is a persistent app. " 16593 + "Persistent apps are not updateable."); 16594 return; 16595 } 16596 // Prevent apps from downgrading their targetSandbox. 16597 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16598 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16599 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16600 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16601 "Package " + pkg.packageName + " new target sandbox " 16602 + newTargetSandbox + " is incompatible with the previous value of" 16603 + oldTargetSandbox + "."); 16604 return; 16605 } 16606 16607 // Prevent installing of child packages 16608 if (oldPackage.parentPackage != null) { 16609 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16610 "Package " + pkg.packageName + " is child of package " 16611 + oldPackage.parentPackage + ". Child packages " 16612 + "can be updated only through the parent package."); 16613 return; 16614 } 16615 } 16616 } 16617 16618 PackageSetting ps = mSettings.mPackages.get(pkgName); 16619 if (ps != null) { 16620 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16621 16622 // Static shared libs have same package with different versions where 16623 // we internally use a synthetic package name to allow multiple versions 16624 // of the same package, therefore we need to compare signatures against 16625 // the package setting for the latest library version. 16626 PackageSetting signatureCheckPs = ps; 16627 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16628 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16629 if (libraryEntry != null) { 16630 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16631 } 16632 } 16633 16634 // Quick sanity check that we're signed correctly if updating; 16635 // we'll check this again later when scanning, but we want to 16636 // bail early here before tripping over redefined permissions. 16637 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16638 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16639 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16640 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16641 + pkg.packageName + " upgrade keys do not match the " 16642 + "previously installed version"); 16643 return; 16644 } 16645 } else { 16646 try { 16647 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 16648 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 16649 final boolean compatMatch = verifySignatures( 16650 signatureCheckPs, pkg.mSignatures, compareCompat, compareRecover); 16651 // The new KeySets will be re-added later in the scanning process. 16652 if (compatMatch) { 16653 synchronized (mPackages) { 16654 ksms.removeAppKeySetDataLPw(pkg.packageName); 16655 } 16656 } 16657 } catch (PackageManagerException e) { 16658 res.setError(e.error, e.getMessage()); 16659 return; 16660 } 16661 } 16662 16663 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16664 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16665 systemApp = (ps.pkg.applicationInfo.flags & 16666 ApplicationInfo.FLAG_SYSTEM) != 0; 16667 } 16668 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16669 } 16670 16671 int N = pkg.permissions.size(); 16672 for (int i = N-1; i >= 0; i--) { 16673 final PackageParser.Permission perm = pkg.permissions.get(i); 16674 final BasePermission bp = 16675 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 16676 16677 // Don't allow anyone but the system to define ephemeral permissions. 16678 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 16679 && !systemApp) { 16680 Slog.w(TAG, "Non-System package " + pkg.packageName 16681 + " attempting to delcare ephemeral permission " 16682 + perm.info.name + "; Removing ephemeral."); 16683 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 16684 } 16685 16686 // Check whether the newly-scanned package wants to define an already-defined perm 16687 if (bp != null) { 16688 // If the defining package is signed with our cert, it's okay. This 16689 // also includes the "updating the same package" case, of course. 16690 // "updating same package" could also involve key-rotation. 16691 final boolean sigsOk; 16692 final String sourcePackageName = bp.getSourcePackageName(); 16693 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 16694 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16695 if (sourcePackageName.equals(pkg.packageName) 16696 && (ksms.shouldCheckUpgradeKeySetLocked( 16697 sourcePackageSetting, scanFlags))) { 16698 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 16699 } else { 16700 sigsOk = compareSignatures(sourcePackageSetting.signatures.mSignatures, 16701 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16702 } 16703 if (!sigsOk) { 16704 // If the owning package is the system itself, we log but allow 16705 // install to proceed; we fail the install on all other permission 16706 // redefinitions. 16707 if (!sourcePackageName.equals("android")) { 16708 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16709 + pkg.packageName + " attempting to redeclare permission " 16710 + perm.info.name + " already owned by " + sourcePackageName); 16711 res.origPermission = perm.info.name; 16712 res.origPackage = sourcePackageName; 16713 return; 16714 } else { 16715 Slog.w(TAG, "Package " + pkg.packageName 16716 + " attempting to redeclare system permission " 16717 + perm.info.name + "; ignoring new declaration"); 16718 pkg.permissions.remove(i); 16719 } 16720 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16721 // Prevent apps to change protection level to dangerous from any other 16722 // type as this would allow a privilege escalation where an app adds a 16723 // normal/signature permission in other app's group and later redefines 16724 // it as dangerous leading to the group auto-grant. 16725 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16726 == PermissionInfo.PROTECTION_DANGEROUS) { 16727 if (bp != null && !bp.isRuntime()) { 16728 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16729 + "non-runtime permission " + perm.info.name 16730 + " to runtime; keeping old protection level"); 16731 perm.info.protectionLevel = bp.getProtectionLevel(); 16732 } 16733 } 16734 } 16735 } 16736 } 16737 } 16738 16739 if (systemApp) { 16740 if (onExternal) { 16741 // Abort update; system app can't be replaced with app on sdcard 16742 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16743 "Cannot install updates to system apps on sdcard"); 16744 return; 16745 } else if (instantApp) { 16746 // Abort update; system app can't be replaced with an instant app 16747 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16748 "Cannot update a system app with an instant app"); 16749 return; 16750 } 16751 } 16752 16753 if (args.move != null) { 16754 // We did an in-place move, so dex is ready to roll 16755 scanFlags |= SCAN_NO_DEX; 16756 scanFlags |= SCAN_MOVE; 16757 16758 synchronized (mPackages) { 16759 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16760 if (ps == null) { 16761 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16762 "Missing settings for moved package " + pkgName); 16763 } 16764 16765 // We moved the entire application as-is, so bring over the 16766 // previously derived ABI information. 16767 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16768 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16769 } 16770 16771 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16772 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16773 scanFlags |= SCAN_NO_DEX; 16774 16775 try { 16776 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16777 args.abiOverride : pkg.cpuAbiOverride); 16778 final boolean extractNativeLibs = !pkg.isLibrary(); 16779 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 16780 } catch (PackageManagerException pme) { 16781 Slog.e(TAG, "Error deriving application ABI", pme); 16782 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16783 return; 16784 } 16785 16786 // Shared libraries for the package need to be updated. 16787 synchronized (mPackages) { 16788 try { 16789 updateSharedLibrariesLPr(pkg, null); 16790 } catch (PackageManagerException e) { 16791 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16792 } 16793 } 16794 } 16795 16796 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16797 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16798 return; 16799 } 16800 16801 if (!instantApp) { 16802 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16803 } else { 16804 if (DEBUG_DOMAIN_VERIFICATION) { 16805 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 16806 } 16807 } 16808 16809 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16810 "installPackageLI")) { 16811 if (replace) { 16812 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16813 // Static libs have a synthetic package name containing the version 16814 // and cannot be updated as an update would get a new package name, 16815 // unless this is the exact same version code which is useful for 16816 // development. 16817 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16818 if (existingPkg != null && 16819 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 16820 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16821 + "static-shared libs cannot be updated"); 16822 return; 16823 } 16824 } 16825 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 16826 installerPackageName, res, args.installReason); 16827 } else { 16828 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16829 args.user, installerPackageName, volumeUuid, res, args.installReason); 16830 } 16831 } 16832 16833 // Check whether we need to dexopt the app. 16834 // 16835 // NOTE: it is IMPORTANT to call dexopt: 16836 // - after doRename which will sync the package data from PackageParser.Package and its 16837 // corresponding ApplicationInfo. 16838 // - after installNewPackageLIF or replacePackageLIF which will update result with the 16839 // uid of the application (pkg.applicationInfo.uid). 16840 // This update happens in place! 16841 // 16842 // We only need to dexopt if the package meets ALL of the following conditions: 16843 // 1) it is not forward locked. 16844 // 2) it is not on on an external ASEC container. 16845 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 16846 // 16847 // Note that we do not dexopt instant apps by default. dexopt can take some time to 16848 // complete, so we skip this step during installation. Instead, we'll take extra time 16849 // the first time the instant app starts. It's preferred to do it this way to provide 16850 // continuous progress to the useur instead of mysteriously blocking somewhere in the 16851 // middle of running an instant app. The default behaviour can be overridden 16852 // via gservices. 16853 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 16854 && !forwardLocked 16855 && !pkg.applicationInfo.isExternalAsec() 16856 && (!instantApp || Global.getInt(mContext.getContentResolver(), 16857 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 16858 16859 if (performDexopt) { 16860 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16861 // Do not run PackageDexOptimizer through the local performDexOpt 16862 // method because `pkg` may not be in `mPackages` yet. 16863 // 16864 // Also, don't fail application installs if the dexopt step fails. 16865 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 16866 REASON_INSTALL, 16867 DexoptOptions.DEXOPT_BOOT_COMPLETE); 16868 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16869 null /* instructionSets */, 16870 getOrCreateCompilerPackageStats(pkg), 16871 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 16872 dexoptOptions); 16873 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16874 } 16875 16876 // Notify BackgroundDexOptService that the package has been changed. 16877 // If this is an update of a package which used to fail to compile, 16878 // BackgroundDexOptService will remove it from its blacklist. 16879 // TODO: Layering violation 16880 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 16881 16882 synchronized (mPackages) { 16883 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16884 if (ps != null) { 16885 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16886 ps.setUpdateAvailable(false /*updateAvailable*/); 16887 } 16888 16889 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16890 for (int i = 0; i < childCount; i++) { 16891 PackageParser.Package childPkg = pkg.childPackages.get(i); 16892 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16893 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16894 if (childPs != null) { 16895 childRes.newUsers = childPs.queryInstalledUsers( 16896 sUserManager.getUserIds(), true); 16897 } 16898 } 16899 16900 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16901 updateSequenceNumberLP(ps, res.newUsers); 16902 updateInstantAppInstallerLocked(pkgName); 16903 } 16904 } 16905 } 16906 16907 private void startIntentFilterVerifications(int userId, boolean replacing, 16908 PackageParser.Package pkg) { 16909 if (mIntentFilterVerifierComponent == null) { 16910 Slog.w(TAG, "No IntentFilter verification will not be done as " 16911 + "there is no IntentFilterVerifier available!"); 16912 return; 16913 } 16914 16915 final int verifierUid = getPackageUid( 16916 mIntentFilterVerifierComponent.getPackageName(), 16917 MATCH_DEBUG_TRIAGED_MISSING, 16918 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16919 16920 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16921 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16922 mHandler.sendMessage(msg); 16923 16924 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16925 for (int i = 0; i < childCount; i++) { 16926 PackageParser.Package childPkg = pkg.childPackages.get(i); 16927 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16928 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16929 mHandler.sendMessage(msg); 16930 } 16931 } 16932 16933 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16934 PackageParser.Package pkg) { 16935 int size = pkg.activities.size(); 16936 if (size == 0) { 16937 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16938 "No activity, so no need to verify any IntentFilter!"); 16939 return; 16940 } 16941 16942 final boolean hasDomainURLs = hasDomainURLs(pkg); 16943 if (!hasDomainURLs) { 16944 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16945 "No domain URLs, so no need to verify any IntentFilter!"); 16946 return; 16947 } 16948 16949 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16950 + " if any IntentFilter from the " + size 16951 + " Activities needs verification ..."); 16952 16953 int count = 0; 16954 final String packageName = pkg.packageName; 16955 16956 synchronized (mPackages) { 16957 // If this is a new install and we see that we've already run verification for this 16958 // package, we have nothing to do: it means the state was restored from backup. 16959 if (!replacing) { 16960 IntentFilterVerificationInfo ivi = 16961 mSettings.getIntentFilterVerificationLPr(packageName); 16962 if (ivi != null) { 16963 if (DEBUG_DOMAIN_VERIFICATION) { 16964 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16965 + ivi.getStatusString()); 16966 } 16967 return; 16968 } 16969 } 16970 16971 // If any filters need to be verified, then all need to be. 16972 boolean needToVerify = false; 16973 for (PackageParser.Activity a : pkg.activities) { 16974 for (ActivityIntentInfo filter : a.intents) { 16975 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16976 if (DEBUG_DOMAIN_VERIFICATION) { 16977 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16978 } 16979 needToVerify = true; 16980 break; 16981 } 16982 } 16983 } 16984 16985 if (needToVerify) { 16986 final int verificationId = mIntentFilterVerificationToken++; 16987 for (PackageParser.Activity a : pkg.activities) { 16988 for (ActivityIntentInfo filter : a.intents) { 16989 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 16990 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16991 "Verification needed for IntentFilter:" + filter.toString()); 16992 mIntentFilterVerifier.addOneIntentFilterVerification( 16993 verifierUid, userId, verificationId, filter, packageName); 16994 count++; 16995 } 16996 } 16997 } 16998 } 16999 } 17000 17001 if (count > 0) { 17002 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17003 + " IntentFilter verification" + (count > 1 ? "s" : "") 17004 + " for userId:" + userId); 17005 mIntentFilterVerifier.startVerifications(userId); 17006 } else { 17007 if (DEBUG_DOMAIN_VERIFICATION) { 17008 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17009 } 17010 } 17011 } 17012 17013 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17014 final ComponentName cn = filter.activity.getComponentName(); 17015 final String packageName = cn.getPackageName(); 17016 17017 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17018 packageName); 17019 if (ivi == null) { 17020 return true; 17021 } 17022 int status = ivi.getStatus(); 17023 switch (status) { 17024 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17025 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17026 return true; 17027 17028 default: 17029 // Nothing to do 17030 return false; 17031 } 17032 } 17033 17034 private static boolean isMultiArch(ApplicationInfo info) { 17035 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17036 } 17037 17038 private static boolean isExternal(PackageParser.Package pkg) { 17039 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17040 } 17041 17042 private static boolean isExternal(PackageSetting ps) { 17043 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17044 } 17045 17046 private static boolean isSystemApp(PackageParser.Package pkg) { 17047 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17048 } 17049 17050 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17051 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17052 } 17053 17054 private static boolean isOemApp(PackageParser.Package pkg) { 17055 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17056 } 17057 17058 private static boolean isVendorApp(PackageParser.Package pkg) { 17059 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17060 } 17061 17062 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17063 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17064 } 17065 17066 private static boolean isSystemApp(PackageSetting ps) { 17067 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17068 } 17069 17070 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17071 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17072 } 17073 17074 private int packageFlagsToInstallFlags(PackageSetting ps) { 17075 int installFlags = 0; 17076 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17077 // This existing package was an external ASEC install when we have 17078 // the external flag without a UUID 17079 installFlags |= PackageManager.INSTALL_EXTERNAL; 17080 } 17081 if (ps.isForwardLocked()) { 17082 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17083 } 17084 return installFlags; 17085 } 17086 17087 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17088 if (isExternal(pkg)) { 17089 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17090 return mSettings.getExternalVersion(); 17091 } else { 17092 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17093 } 17094 } else { 17095 return mSettings.getInternalVersion(); 17096 } 17097 } 17098 17099 private void deleteTempPackageFiles() { 17100 final FilenameFilter filter = new FilenameFilter() { 17101 public boolean accept(File dir, String name) { 17102 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17103 } 17104 }; 17105 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17106 file.delete(); 17107 } 17108 } 17109 17110 @Override 17111 public void deletePackageAsUser(String packageName, int versionCode, 17112 IPackageDeleteObserver observer, int userId, int flags) { 17113 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17114 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17115 } 17116 17117 @Override 17118 public void deletePackageVersioned(VersionedPackage versionedPackage, 17119 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17120 final int callingUid = Binder.getCallingUid(); 17121 mContext.enforceCallingOrSelfPermission( 17122 android.Manifest.permission.DELETE_PACKAGES, null); 17123 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17124 Preconditions.checkNotNull(versionedPackage); 17125 Preconditions.checkNotNull(observer); 17126 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17127 PackageManager.VERSION_CODE_HIGHEST, 17128 Long.MAX_VALUE, "versionCode must be >= -1"); 17129 17130 final String packageName = versionedPackage.getPackageName(); 17131 final long versionCode = versionedPackage.getLongVersionCode(); 17132 final String internalPackageName; 17133 synchronized (mPackages) { 17134 // Normalize package name to handle renamed packages and static libs 17135 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17136 } 17137 17138 final int uid = Binder.getCallingUid(); 17139 if (!isOrphaned(internalPackageName) 17140 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17141 try { 17142 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17143 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17144 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17145 observer.onUserActionRequired(intent); 17146 } catch (RemoteException re) { 17147 } 17148 return; 17149 } 17150 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17151 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17152 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17153 mContext.enforceCallingOrSelfPermission( 17154 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17155 "deletePackage for user " + userId); 17156 } 17157 17158 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17159 try { 17160 observer.onPackageDeleted(packageName, 17161 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17162 } catch (RemoteException re) { 17163 } 17164 return; 17165 } 17166 17167 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17168 try { 17169 observer.onPackageDeleted(packageName, 17170 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17171 } catch (RemoteException re) { 17172 } 17173 return; 17174 } 17175 17176 if (DEBUG_REMOVE) { 17177 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17178 + " deleteAllUsers: " + deleteAllUsers + " version=" 17179 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17180 ? "VERSION_CODE_HIGHEST" : versionCode)); 17181 } 17182 // Queue up an async operation since the package deletion may take a little while. 17183 mHandler.post(new Runnable() { 17184 public void run() { 17185 mHandler.removeCallbacks(this); 17186 int returnCode; 17187 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17188 boolean doDeletePackage = true; 17189 if (ps != null) { 17190 final boolean targetIsInstantApp = 17191 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17192 doDeletePackage = !targetIsInstantApp 17193 || canViewInstantApps; 17194 } 17195 if (doDeletePackage) { 17196 if (!deleteAllUsers) { 17197 returnCode = deletePackageX(internalPackageName, versionCode, 17198 userId, deleteFlags); 17199 } else { 17200 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17201 internalPackageName, users); 17202 // If nobody is blocking uninstall, proceed with delete for all users 17203 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17204 returnCode = deletePackageX(internalPackageName, versionCode, 17205 userId, deleteFlags); 17206 } else { 17207 // Otherwise uninstall individually for users with blockUninstalls=false 17208 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17209 for (int userId : users) { 17210 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17211 returnCode = deletePackageX(internalPackageName, versionCode, 17212 userId, userFlags); 17213 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17214 Slog.w(TAG, "Package delete failed for user " + userId 17215 + ", returnCode " + returnCode); 17216 } 17217 } 17218 } 17219 // The app has only been marked uninstalled for certain users. 17220 // We still need to report that delete was blocked 17221 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17222 } 17223 } 17224 } else { 17225 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17226 } 17227 try { 17228 observer.onPackageDeleted(packageName, returnCode, null); 17229 } catch (RemoteException e) { 17230 Log.i(TAG, "Observer no longer exists."); 17231 } //end catch 17232 } //end run 17233 }); 17234 } 17235 17236 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17237 if (pkg.staticSharedLibName != null) { 17238 return pkg.manifestPackageName; 17239 } 17240 return pkg.packageName; 17241 } 17242 17243 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17244 // Handle renamed packages 17245 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17246 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17247 17248 // Is this a static library? 17249 LongSparseArray<SharedLibraryEntry> versionedLib = 17250 mStaticLibsByDeclaringPackage.get(packageName); 17251 if (versionedLib == null || versionedLib.size() <= 0) { 17252 return packageName; 17253 } 17254 17255 // Figure out which lib versions the caller can see 17256 LongSparseLongArray versionsCallerCanSee = null; 17257 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17258 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17259 && callingAppId != Process.ROOT_UID) { 17260 versionsCallerCanSee = new LongSparseLongArray(); 17261 String libName = versionedLib.valueAt(0).info.getName(); 17262 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17263 if (uidPackages != null) { 17264 for (String uidPackage : uidPackages) { 17265 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17266 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17267 if (libIdx >= 0) { 17268 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17269 versionsCallerCanSee.append(libVersion, libVersion); 17270 } 17271 } 17272 } 17273 } 17274 17275 // Caller can see nothing - done 17276 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17277 return packageName; 17278 } 17279 17280 // Find the version the caller can see and the app version code 17281 SharedLibraryEntry highestVersion = null; 17282 final int versionCount = versionedLib.size(); 17283 for (int i = 0; i < versionCount; i++) { 17284 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17285 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17286 libEntry.info.getLongVersion()) < 0) { 17287 continue; 17288 } 17289 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17290 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17291 if (libVersionCode == versionCode) { 17292 return libEntry.apk; 17293 } 17294 } else if (highestVersion == null) { 17295 highestVersion = libEntry; 17296 } else if (libVersionCode > highestVersion.info 17297 .getDeclaringPackage().getLongVersionCode()) { 17298 highestVersion = libEntry; 17299 } 17300 } 17301 17302 if (highestVersion != null) { 17303 return highestVersion.apk; 17304 } 17305 17306 return packageName; 17307 } 17308 17309 boolean isCallerVerifier(int callingUid) { 17310 final int callingUserId = UserHandle.getUserId(callingUid); 17311 return mRequiredVerifierPackage != null && 17312 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17313 } 17314 17315 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17316 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17317 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17318 return true; 17319 } 17320 final int callingUserId = UserHandle.getUserId(callingUid); 17321 // If the caller installed the pkgName, then allow it to silently uninstall. 17322 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17323 return true; 17324 } 17325 17326 // Allow package verifier to silently uninstall. 17327 if (mRequiredVerifierPackage != null && 17328 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17329 return true; 17330 } 17331 17332 // Allow package uninstaller to silently uninstall. 17333 if (mRequiredUninstallerPackage != null && 17334 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17335 return true; 17336 } 17337 17338 // Allow storage manager to silently uninstall. 17339 if (mStorageManagerPackage != null && 17340 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17341 return true; 17342 } 17343 17344 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17345 // uninstall for device owner provisioning. 17346 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17347 == PERMISSION_GRANTED) { 17348 return true; 17349 } 17350 17351 return false; 17352 } 17353 17354 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17355 int[] result = EMPTY_INT_ARRAY; 17356 for (int userId : userIds) { 17357 if (getBlockUninstallForUser(packageName, userId)) { 17358 result = ArrayUtils.appendInt(result, userId); 17359 } 17360 } 17361 return result; 17362 } 17363 17364 @Override 17365 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17366 final int callingUid = Binder.getCallingUid(); 17367 if (getInstantAppPackageName(callingUid) != null 17368 && !isCallerSameApp(packageName, callingUid)) { 17369 return false; 17370 } 17371 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17372 } 17373 17374 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17375 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17376 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17377 try { 17378 if (dpm != null) { 17379 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17380 /* callingUserOnly =*/ false); 17381 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17382 : deviceOwnerComponentName.getPackageName(); 17383 // Does the package contains the device owner? 17384 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17385 // this check is probably not needed, since DO should be registered as a device 17386 // admin on some user too. (Original bug for this: b/17657954) 17387 if (packageName.equals(deviceOwnerPackageName)) { 17388 return true; 17389 } 17390 // Does it contain a device admin for any user? 17391 int[] users; 17392 if (userId == UserHandle.USER_ALL) { 17393 users = sUserManager.getUserIds(); 17394 } else { 17395 users = new int[]{userId}; 17396 } 17397 for (int i = 0; i < users.length; ++i) { 17398 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17399 return true; 17400 } 17401 } 17402 } 17403 } catch (RemoteException e) { 17404 } 17405 return false; 17406 } 17407 17408 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17409 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17410 } 17411 17412 /** 17413 * This method is an internal method that could be get invoked either 17414 * to delete an installed package or to clean up a failed installation. 17415 * After deleting an installed package, a broadcast is sent to notify any 17416 * listeners that the package has been removed. For cleaning up a failed 17417 * installation, the broadcast is not necessary since the package's 17418 * installation wouldn't have sent the initial broadcast either 17419 * The key steps in deleting a package are 17420 * deleting the package information in internal structures like mPackages, 17421 * deleting the packages base directories through installd 17422 * updating mSettings to reflect current status 17423 * persisting settings for later use 17424 * sending a broadcast if necessary 17425 */ 17426 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17427 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17428 final boolean res; 17429 17430 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17431 ? UserHandle.USER_ALL : userId; 17432 17433 if (isPackageDeviceAdmin(packageName, removeUser)) { 17434 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17435 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17436 } 17437 17438 PackageSetting uninstalledPs = null; 17439 PackageParser.Package pkg = null; 17440 17441 // for the uninstall-updates case and restricted profiles, remember the per- 17442 // user handle installed state 17443 int[] allUsers; 17444 synchronized (mPackages) { 17445 uninstalledPs = mSettings.mPackages.get(packageName); 17446 if (uninstalledPs == null) { 17447 Slog.w(TAG, "Not removing non-existent package " + packageName); 17448 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17449 } 17450 17451 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17452 && uninstalledPs.versionCode != versionCode) { 17453 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17454 + uninstalledPs.versionCode + " != " + versionCode); 17455 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17456 } 17457 17458 // Static shared libs can be declared by any package, so let us not 17459 // allow removing a package if it provides a lib others depend on. 17460 pkg = mPackages.get(packageName); 17461 17462 allUsers = sUserManager.getUserIds(); 17463 17464 if (pkg != null && pkg.staticSharedLibName != null) { 17465 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17466 pkg.staticSharedLibVersion); 17467 if (libEntry != null) { 17468 for (int currUserId : allUsers) { 17469 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17470 continue; 17471 } 17472 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17473 libEntry.info, 0, currUserId); 17474 if (!ArrayUtils.isEmpty(libClientPackages)) { 17475 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17476 + " hosting lib " + libEntry.info.getName() + " version " 17477 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17478 + " for user " + currUserId); 17479 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17480 } 17481 } 17482 } 17483 } 17484 17485 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17486 } 17487 17488 final int freezeUser; 17489 if (isUpdatedSystemApp(uninstalledPs) 17490 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17491 // We're downgrading a system app, which will apply to all users, so 17492 // freeze them all during the downgrade 17493 freezeUser = UserHandle.USER_ALL; 17494 } else { 17495 freezeUser = removeUser; 17496 } 17497 17498 synchronized (mInstallLock) { 17499 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17500 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17501 deleteFlags, "deletePackageX")) { 17502 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17503 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17504 } 17505 synchronized (mPackages) { 17506 if (res) { 17507 if (pkg != null) { 17508 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17509 } 17510 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17511 updateInstantAppInstallerLocked(packageName); 17512 } 17513 } 17514 } 17515 17516 if (res) { 17517 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17518 info.sendPackageRemovedBroadcasts(killApp); 17519 info.sendSystemPackageUpdatedBroadcasts(); 17520 info.sendSystemPackageAppearedBroadcasts(); 17521 } 17522 // Force a gc here. 17523 Runtime.getRuntime().gc(); 17524 // Delete the resources here after sending the broadcast to let 17525 // other processes clean up before deleting resources. 17526 if (info.args != null) { 17527 synchronized (mInstallLock) { 17528 info.args.doPostDeleteLI(true); 17529 } 17530 } 17531 17532 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17533 } 17534 17535 static class PackageRemovedInfo { 17536 final PackageSender packageSender; 17537 String removedPackage; 17538 String installerPackageName; 17539 int uid = -1; 17540 int removedAppId = -1; 17541 int[] origUsers; 17542 int[] removedUsers = null; 17543 int[] broadcastUsers = null; 17544 int[] instantUserIds = null; 17545 SparseArray<Integer> installReasons; 17546 boolean isRemovedPackageSystemUpdate = false; 17547 boolean isUpdate; 17548 boolean dataRemoved; 17549 boolean removedForAllUsers; 17550 boolean isStaticSharedLib; 17551 // Clean up resources deleted packages. 17552 InstallArgs args = null; 17553 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17554 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17555 17556 PackageRemovedInfo(PackageSender packageSender) { 17557 this.packageSender = packageSender; 17558 } 17559 17560 void sendPackageRemovedBroadcasts(boolean killApp) { 17561 sendPackageRemovedBroadcastInternal(killApp); 17562 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17563 for (int i = 0; i < childCount; i++) { 17564 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17565 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17566 } 17567 } 17568 17569 void sendSystemPackageUpdatedBroadcasts() { 17570 if (isRemovedPackageSystemUpdate) { 17571 sendSystemPackageUpdatedBroadcastsInternal(); 17572 final int childCount = (removedChildPackages != null) 17573 ? removedChildPackages.size() : 0; 17574 for (int i = 0; i < childCount; i++) { 17575 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17576 if (childInfo.isRemovedPackageSystemUpdate) { 17577 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17578 } 17579 } 17580 } 17581 } 17582 17583 void sendSystemPackageAppearedBroadcasts() { 17584 final int packageCount = (appearedChildPackages != null) 17585 ? appearedChildPackages.size() : 0; 17586 for (int i = 0; i < packageCount; i++) { 17587 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17588 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17589 true /*sendBootCompleted*/, false /*startReceiver*/, 17590 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 17591 } 17592 } 17593 17594 private void sendSystemPackageUpdatedBroadcastsInternal() { 17595 Bundle extras = new Bundle(2); 17596 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17597 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17598 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17599 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17600 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17601 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17602 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17603 null, null, 0, removedPackage, null, null, null); 17604 if (installerPackageName != null) { 17605 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17606 removedPackage, extras, 0 /*flags*/, 17607 installerPackageName, null, null, null); 17608 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17609 removedPackage, extras, 0 /*flags*/, 17610 installerPackageName, null, null, null); 17611 } 17612 } 17613 17614 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17615 // Don't send static shared library removal broadcasts as these 17616 // libs are visible only the the apps that depend on them an one 17617 // cannot remove the library if it has a dependency. 17618 if (isStaticSharedLib) { 17619 return; 17620 } 17621 Bundle extras = new Bundle(2); 17622 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17623 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17624 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17625 if (isUpdate || isRemovedPackageSystemUpdate) { 17626 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17627 } 17628 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17629 if (removedPackage != null) { 17630 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17631 removedPackage, extras, 0, null /*targetPackage*/, null, 17632 broadcastUsers, instantUserIds); 17633 if (installerPackageName != null) { 17634 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17635 removedPackage, extras, 0 /*flags*/, 17636 installerPackageName, null, broadcastUsers, instantUserIds); 17637 } 17638 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17639 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17640 removedPackage, extras, 17641 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17642 null, null, broadcastUsers, instantUserIds); 17643 } 17644 } 17645 if (removedAppId >= 0) { 17646 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 17647 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17648 null, null, broadcastUsers, instantUserIds); 17649 } 17650 } 17651 17652 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 17653 removedUsers = userIds; 17654 if (removedUsers == null) { 17655 broadcastUsers = null; 17656 return; 17657 } 17658 17659 broadcastUsers = EMPTY_INT_ARRAY; 17660 instantUserIds = EMPTY_INT_ARRAY; 17661 for (int i = userIds.length - 1; i >= 0; --i) { 17662 final int userId = userIds[i]; 17663 if (deletedPackageSetting.getInstantApp(userId)) { 17664 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 17665 } else { 17666 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 17667 } 17668 } 17669 } 17670 } 17671 17672 /* 17673 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17674 * flag is not set, the data directory is removed as well. 17675 * make sure this flag is set for partially installed apps. If not its meaningless to 17676 * delete a partially installed application. 17677 */ 17678 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17679 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17680 String packageName = ps.name; 17681 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17682 // Retrieve object to delete permissions for shared user later on 17683 final PackageParser.Package deletedPkg; 17684 final PackageSetting deletedPs; 17685 // reader 17686 synchronized (mPackages) { 17687 deletedPkg = mPackages.get(packageName); 17688 deletedPs = mSettings.mPackages.get(packageName); 17689 if (outInfo != null) { 17690 outInfo.removedPackage = packageName; 17691 outInfo.installerPackageName = ps.installerPackageName; 17692 outInfo.isStaticSharedLib = deletedPkg != null 17693 && deletedPkg.staticSharedLibName != null; 17694 outInfo.populateUsers(deletedPs == null ? null 17695 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 17696 } 17697 } 17698 17699 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 17700 17701 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17702 final PackageParser.Package resolvedPkg; 17703 if (deletedPkg != null) { 17704 resolvedPkg = deletedPkg; 17705 } else { 17706 // We don't have a parsed package when it lives on an ejected 17707 // adopted storage device, so fake something together 17708 resolvedPkg = new PackageParser.Package(ps.name); 17709 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17710 } 17711 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17712 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17713 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17714 if (outInfo != null) { 17715 outInfo.dataRemoved = true; 17716 } 17717 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17718 } 17719 17720 int removedAppId = -1; 17721 17722 // writer 17723 synchronized (mPackages) { 17724 boolean installedStateChanged = false; 17725 if (deletedPs != null) { 17726 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17727 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17728 clearDefaultBrowserIfNeeded(packageName); 17729 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17730 removedAppId = mSettings.removePackageLPw(packageName); 17731 if (outInfo != null) { 17732 outInfo.removedAppId = removedAppId; 17733 } 17734 mPermissionManager.updatePermissions( 17735 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 17736 if (deletedPs.sharedUser != null) { 17737 // Remove permissions associated with package. Since runtime 17738 // permissions are per user we have to kill the removed package 17739 // or packages running under the shared user of the removed 17740 // package if revoking the permissions requested only by the removed 17741 // package is successful and this causes a change in gids. 17742 for (int userId : UserManagerService.getInstance().getUserIds()) { 17743 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17744 userId); 17745 if (userIdToKill == UserHandle.USER_ALL 17746 || userIdToKill >= UserHandle.USER_SYSTEM) { 17747 // If gids changed for this user, kill all affected packages. 17748 mHandler.post(new Runnable() { 17749 @Override 17750 public void run() { 17751 // This has to happen with no lock held. 17752 killApplication(deletedPs.name, deletedPs.appId, 17753 KILL_APP_REASON_GIDS_CHANGED); 17754 } 17755 }); 17756 break; 17757 } 17758 } 17759 } 17760 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17761 } 17762 // make sure to preserve per-user disabled state if this removal was just 17763 // a downgrade of a system app to the factory package 17764 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17765 if (DEBUG_REMOVE) { 17766 Slog.d(TAG, "Propagating install state across downgrade"); 17767 } 17768 for (int userId : allUserHandles) { 17769 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17770 if (DEBUG_REMOVE) { 17771 Slog.d(TAG, " user " + userId + " => " + installed); 17772 } 17773 if (installed != ps.getInstalled(userId)) { 17774 installedStateChanged = true; 17775 } 17776 ps.setInstalled(installed, userId); 17777 } 17778 } 17779 } 17780 // can downgrade to reader 17781 if (writeSettings) { 17782 // Save settings now 17783 mSettings.writeLPr(); 17784 } 17785 if (installedStateChanged) { 17786 mSettings.writeKernelMappingLPr(ps); 17787 } 17788 } 17789 if (removedAppId != -1) { 17790 // A user ID was deleted here. Go through all users and remove it 17791 // from KeyStore. 17792 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17793 } 17794 } 17795 17796 static boolean locationIsPrivileged(String path) { 17797 try { 17798 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 17799 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 17800 return path.startsWith(privilegedAppDir.getCanonicalPath()) 17801 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()); 17802 } catch (IOException e) { 17803 Slog.e(TAG, "Unable to access code path " + path); 17804 } 17805 return false; 17806 } 17807 17808 static boolean locationIsOem(String path) { 17809 try { 17810 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 17811 } catch (IOException e) { 17812 Slog.e(TAG, "Unable to access code path " + path); 17813 } 17814 return false; 17815 } 17816 17817 static boolean locationIsVendor(String path) { 17818 try { 17819 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 17820 } catch (IOException e) { 17821 Slog.e(TAG, "Unable to access code path " + path); 17822 } 17823 return false; 17824 } 17825 17826 /* 17827 * Tries to delete system package. 17828 */ 17829 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17830 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17831 boolean writeSettings) { 17832 if (deletedPs.parentPackageName != null) { 17833 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17834 return false; 17835 } 17836 17837 final boolean applyUserRestrictions 17838 = (allUserHandles != null) && (outInfo.origUsers != null); 17839 final PackageSetting disabledPs; 17840 // Confirm if the system package has been updated 17841 // An updated system app can be deleted. This will also have to restore 17842 // the system pkg from system partition 17843 // reader 17844 synchronized (mPackages) { 17845 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17846 } 17847 17848 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17849 + " disabledPs=" + disabledPs); 17850 17851 if (disabledPs == null) { 17852 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17853 return false; 17854 } else if (DEBUG_REMOVE) { 17855 Slog.d(TAG, "Deleting system pkg from data partition"); 17856 } 17857 17858 if (DEBUG_REMOVE) { 17859 if (applyUserRestrictions) { 17860 Slog.d(TAG, "Remembering install states:"); 17861 for (int userId : allUserHandles) { 17862 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17863 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17864 } 17865 } 17866 } 17867 17868 // Delete the updated package 17869 outInfo.isRemovedPackageSystemUpdate = true; 17870 if (outInfo.removedChildPackages != null) { 17871 final int childCount = (deletedPs.childPackageNames != null) 17872 ? deletedPs.childPackageNames.size() : 0; 17873 for (int i = 0; i < childCount; i++) { 17874 String childPackageName = deletedPs.childPackageNames.get(i); 17875 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17876 .contains(childPackageName)) { 17877 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17878 childPackageName); 17879 if (childInfo != null) { 17880 childInfo.isRemovedPackageSystemUpdate = true; 17881 } 17882 } 17883 } 17884 } 17885 17886 if (disabledPs.versionCode < deletedPs.versionCode) { 17887 // Delete data for downgrades 17888 flags &= ~PackageManager.DELETE_KEEP_DATA; 17889 } else { 17890 // Preserve data by setting flag 17891 flags |= PackageManager.DELETE_KEEP_DATA; 17892 } 17893 17894 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17895 outInfo, writeSettings, disabledPs.pkg); 17896 if (!ret) { 17897 return false; 17898 } 17899 17900 // writer 17901 synchronized (mPackages) { 17902 // NOTE: The system package always needs to be enabled; even if it's for 17903 // a compressed stub. If we don't, installing the system package fails 17904 // during scan [scanning checks the disabled packages]. We will reverse 17905 // this later, after we've "installed" the stub. 17906 // Reinstate the old system package 17907 enableSystemPackageLPw(disabledPs.pkg); 17908 // Remove any native libraries from the upgraded package. 17909 removeNativeBinariesLI(deletedPs); 17910 } 17911 17912 // Install the system package 17913 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17914 try { 17915 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 17916 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 17917 } catch (PackageManagerException e) { 17918 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17919 + e.getMessage()); 17920 return false; 17921 } finally { 17922 if (disabledPs.pkg.isStub) { 17923 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 17924 } 17925 } 17926 return true; 17927 } 17928 17929 /** 17930 * Installs a package that's already on the system partition. 17931 */ 17932 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 17933 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 17934 @Nullable PermissionsState origPermissionState, boolean writeSettings) 17935 throws PackageManagerException { 17936 @ParseFlags int parseFlags = 17937 mDefParseFlags 17938 | PackageParser.PARSE_MUST_BE_APK 17939 | PackageParser.PARSE_IS_SYSTEM_DIR; 17940 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 17941 if (isPrivileged || locationIsPrivileged(codePathString)) { 17942 scanFlags |= SCAN_AS_PRIVILEGED; 17943 } 17944 if (locationIsOem(codePathString)) { 17945 scanFlags |= SCAN_AS_OEM; 17946 } 17947 if (locationIsVendor(codePathString)) { 17948 scanFlags |= SCAN_AS_VENDOR; 17949 } 17950 17951 final File codePath = new File(codePathString); 17952 final PackageParser.Package pkg = 17953 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 17954 17955 try { 17956 // update shared libraries for the newly re-installed system package 17957 updateSharedLibrariesLPr(pkg, null); 17958 } catch (PackageManagerException e) { 17959 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17960 } 17961 17962 prepareAppDataAfterInstallLIF(pkg); 17963 17964 // writer 17965 synchronized (mPackages) { 17966 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 17967 17968 // Propagate the permissions state as we do not want to drop on the floor 17969 // runtime permissions. The update permissions method below will take 17970 // care of removing obsolete permissions and grant install permissions. 17971 if (origPermissionState != null) { 17972 ps.getPermissionsState().copyFrom(origPermissionState); 17973 } 17974 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 17975 mPermissionCallback); 17976 17977 final boolean applyUserRestrictions 17978 = (allUserHandles != null) && (origUserHandles != null); 17979 if (applyUserRestrictions) { 17980 boolean installedStateChanged = false; 17981 if (DEBUG_REMOVE) { 17982 Slog.d(TAG, "Propagating install state across reinstall"); 17983 } 17984 for (int userId : allUserHandles) { 17985 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 17986 if (DEBUG_REMOVE) { 17987 Slog.d(TAG, " user " + userId + " => " + installed); 17988 } 17989 if (installed != ps.getInstalled(userId)) { 17990 installedStateChanged = true; 17991 } 17992 ps.setInstalled(installed, userId); 17993 17994 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17995 } 17996 // Regardless of writeSettings we need to ensure that this restriction 17997 // state propagation is persisted 17998 mSettings.writeAllUsersPackageRestrictionsLPr(); 17999 if (installedStateChanged) { 18000 mSettings.writeKernelMappingLPr(ps); 18001 } 18002 } 18003 // can downgrade to reader here 18004 if (writeSettings) { 18005 mSettings.writeLPr(); 18006 } 18007 } 18008 return pkg; 18009 } 18010 18011 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18012 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18013 PackageRemovedInfo outInfo, boolean writeSettings, 18014 PackageParser.Package replacingPackage) { 18015 synchronized (mPackages) { 18016 if (outInfo != null) { 18017 outInfo.uid = ps.appId; 18018 } 18019 18020 if (outInfo != null && outInfo.removedChildPackages != null) { 18021 final int childCount = (ps.childPackageNames != null) 18022 ? ps.childPackageNames.size() : 0; 18023 for (int i = 0; i < childCount; i++) { 18024 String childPackageName = ps.childPackageNames.get(i); 18025 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18026 if (childPs == null) { 18027 return false; 18028 } 18029 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18030 childPackageName); 18031 if (childInfo != null) { 18032 childInfo.uid = childPs.appId; 18033 } 18034 } 18035 } 18036 } 18037 18038 // Delete package data from internal structures and also remove data if flag is set 18039 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18040 18041 // Delete the child packages data 18042 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18043 for (int i = 0; i < childCount; i++) { 18044 PackageSetting childPs; 18045 synchronized (mPackages) { 18046 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18047 } 18048 if (childPs != null) { 18049 PackageRemovedInfo childOutInfo = (outInfo != null 18050 && outInfo.removedChildPackages != null) 18051 ? outInfo.removedChildPackages.get(childPs.name) : null; 18052 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18053 && (replacingPackage != null 18054 && !replacingPackage.hasChildPackage(childPs.name)) 18055 ? flags & ~DELETE_KEEP_DATA : flags; 18056 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18057 deleteFlags, writeSettings); 18058 } 18059 } 18060 18061 // Delete application code and resources only for parent packages 18062 if (ps.parentPackageName == null) { 18063 if (deleteCodeAndResources && (outInfo != null)) { 18064 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18065 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18066 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18067 } 18068 } 18069 18070 return true; 18071 } 18072 18073 @Override 18074 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18075 int userId) { 18076 mContext.enforceCallingOrSelfPermission( 18077 android.Manifest.permission.DELETE_PACKAGES, null); 18078 synchronized (mPackages) { 18079 // Cannot block uninstall of static shared libs as they are 18080 // considered a part of the using app (emulating static linking). 18081 // Also static libs are installed always on internal storage. 18082 PackageParser.Package pkg = mPackages.get(packageName); 18083 if (pkg != null && pkg.staticSharedLibName != null) { 18084 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18085 + " providing static shared library: " + pkg.staticSharedLibName); 18086 return false; 18087 } 18088 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18089 mSettings.writePackageRestrictionsLPr(userId); 18090 } 18091 return true; 18092 } 18093 18094 @Override 18095 public boolean getBlockUninstallForUser(String packageName, int userId) { 18096 synchronized (mPackages) { 18097 final PackageSetting ps = mSettings.mPackages.get(packageName); 18098 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18099 return false; 18100 } 18101 return mSettings.getBlockUninstallLPr(userId, packageName); 18102 } 18103 } 18104 18105 @Override 18106 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18107 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18108 synchronized (mPackages) { 18109 PackageSetting ps = mSettings.mPackages.get(packageName); 18110 if (ps == null) { 18111 Log.w(TAG, "Package doesn't exist: " + packageName); 18112 return false; 18113 } 18114 if (systemUserApp) { 18115 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18116 } else { 18117 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18118 } 18119 mSettings.writeLPr(); 18120 } 18121 return true; 18122 } 18123 18124 /* 18125 * This method handles package deletion in general 18126 */ 18127 private boolean deletePackageLIF(String packageName, UserHandle user, 18128 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18129 PackageRemovedInfo outInfo, boolean writeSettings, 18130 PackageParser.Package replacingPackage) { 18131 if (packageName == null) { 18132 Slog.w(TAG, "Attempt to delete null packageName."); 18133 return false; 18134 } 18135 18136 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18137 18138 PackageSetting ps; 18139 synchronized (mPackages) { 18140 ps = mSettings.mPackages.get(packageName); 18141 if (ps == null) { 18142 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18143 return false; 18144 } 18145 18146 if (ps.parentPackageName != null && (!isSystemApp(ps) 18147 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18148 if (DEBUG_REMOVE) { 18149 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18150 + ((user == null) ? UserHandle.USER_ALL : user)); 18151 } 18152 final int removedUserId = (user != null) ? user.getIdentifier() 18153 : UserHandle.USER_ALL; 18154 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18155 return false; 18156 } 18157 markPackageUninstalledForUserLPw(ps, user); 18158 scheduleWritePackageRestrictionsLocked(user); 18159 return true; 18160 } 18161 } 18162 18163 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18164 && user.getIdentifier() != UserHandle.USER_ALL)) { 18165 // The caller is asking that the package only be deleted for a single 18166 // user. To do this, we just mark its uninstalled state and delete 18167 // its data. If this is a system app, we only allow this to happen if 18168 // they have set the special DELETE_SYSTEM_APP which requests different 18169 // semantics than normal for uninstalling system apps. 18170 markPackageUninstalledForUserLPw(ps, user); 18171 18172 if (!isSystemApp(ps)) { 18173 // Do not uninstall the APK if an app should be cached 18174 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18175 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18176 // Other user still have this package installed, so all 18177 // we need to do is clear this user's data and save that 18178 // it is uninstalled. 18179 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18180 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18181 return false; 18182 } 18183 scheduleWritePackageRestrictionsLocked(user); 18184 return true; 18185 } else { 18186 // We need to set it back to 'installed' so the uninstall 18187 // broadcasts will be sent correctly. 18188 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18189 ps.setInstalled(true, user.getIdentifier()); 18190 mSettings.writeKernelMappingLPr(ps); 18191 } 18192 } else { 18193 // This is a system app, so we assume that the 18194 // other users still have this package installed, so all 18195 // we need to do is clear this user's data and save that 18196 // it is uninstalled. 18197 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18198 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18199 return false; 18200 } 18201 scheduleWritePackageRestrictionsLocked(user); 18202 return true; 18203 } 18204 } 18205 18206 // If we are deleting a composite package for all users, keep track 18207 // of result for each child. 18208 if (ps.childPackageNames != null && outInfo != null) { 18209 synchronized (mPackages) { 18210 final int childCount = ps.childPackageNames.size(); 18211 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18212 for (int i = 0; i < childCount; i++) { 18213 String childPackageName = ps.childPackageNames.get(i); 18214 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18215 childInfo.removedPackage = childPackageName; 18216 childInfo.installerPackageName = ps.installerPackageName; 18217 outInfo.removedChildPackages.put(childPackageName, childInfo); 18218 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18219 if (childPs != null) { 18220 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18221 } 18222 } 18223 } 18224 } 18225 18226 boolean ret = false; 18227 if (isSystemApp(ps)) { 18228 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18229 // When an updated system application is deleted we delete the existing resources 18230 // as well and fall back to existing code in system partition 18231 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18232 } else { 18233 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18234 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18235 outInfo, writeSettings, replacingPackage); 18236 } 18237 18238 // Take a note whether we deleted the package for all users 18239 if (outInfo != null) { 18240 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18241 if (outInfo.removedChildPackages != null) { 18242 synchronized (mPackages) { 18243 final int childCount = outInfo.removedChildPackages.size(); 18244 for (int i = 0; i < childCount; i++) { 18245 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18246 if (childInfo != null) { 18247 childInfo.removedForAllUsers = mPackages.get( 18248 childInfo.removedPackage) == null; 18249 } 18250 } 18251 } 18252 } 18253 // If we uninstalled an update to a system app there may be some 18254 // child packages that appeared as they are declared in the system 18255 // app but were not declared in the update. 18256 if (isSystemApp(ps)) { 18257 synchronized (mPackages) { 18258 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18259 final int childCount = (updatedPs.childPackageNames != null) 18260 ? updatedPs.childPackageNames.size() : 0; 18261 for (int i = 0; i < childCount; i++) { 18262 String childPackageName = updatedPs.childPackageNames.get(i); 18263 if (outInfo.removedChildPackages == null 18264 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18265 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18266 if (childPs == null) { 18267 continue; 18268 } 18269 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18270 installRes.name = childPackageName; 18271 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18272 installRes.pkg = mPackages.get(childPackageName); 18273 installRes.uid = childPs.pkg.applicationInfo.uid; 18274 if (outInfo.appearedChildPackages == null) { 18275 outInfo.appearedChildPackages = new ArrayMap<>(); 18276 } 18277 outInfo.appearedChildPackages.put(childPackageName, installRes); 18278 } 18279 } 18280 } 18281 } 18282 } 18283 18284 return ret; 18285 } 18286 18287 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18288 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18289 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18290 for (int nextUserId : userIds) { 18291 if (DEBUG_REMOVE) { 18292 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18293 } 18294 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18295 false /*installed*/, 18296 true /*stopped*/, 18297 true /*notLaunched*/, 18298 false /*hidden*/, 18299 false /*suspended*/, 18300 false /*instantApp*/, 18301 false /*virtualPreload*/, 18302 null /*lastDisableAppCaller*/, 18303 null /*enabledComponents*/, 18304 null /*disabledComponents*/, 18305 ps.readUserState(nextUserId).domainVerificationStatus, 18306 0, PackageManager.INSTALL_REASON_UNKNOWN); 18307 } 18308 mSettings.writeKernelMappingLPr(ps); 18309 } 18310 18311 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18312 PackageRemovedInfo outInfo) { 18313 final PackageParser.Package pkg; 18314 synchronized (mPackages) { 18315 pkg = mPackages.get(ps.name); 18316 } 18317 18318 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18319 : new int[] {userId}; 18320 for (int nextUserId : userIds) { 18321 if (DEBUG_REMOVE) { 18322 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18323 + nextUserId); 18324 } 18325 18326 destroyAppDataLIF(pkg, userId, 18327 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18328 destroyAppProfilesLIF(pkg, userId); 18329 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18330 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18331 schedulePackageCleaning(ps.name, nextUserId, false); 18332 synchronized (mPackages) { 18333 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18334 scheduleWritePackageRestrictionsLocked(nextUserId); 18335 } 18336 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18337 } 18338 } 18339 18340 if (outInfo != null) { 18341 outInfo.removedPackage = ps.name; 18342 outInfo.installerPackageName = ps.installerPackageName; 18343 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18344 outInfo.removedAppId = ps.appId; 18345 outInfo.removedUsers = userIds; 18346 outInfo.broadcastUsers = userIds; 18347 } 18348 18349 return true; 18350 } 18351 18352 private final class ClearStorageConnection implements ServiceConnection { 18353 IMediaContainerService mContainerService; 18354 18355 @Override 18356 public void onServiceConnected(ComponentName name, IBinder service) { 18357 synchronized (this) { 18358 mContainerService = IMediaContainerService.Stub 18359 .asInterface(Binder.allowBlocking(service)); 18360 notifyAll(); 18361 } 18362 } 18363 18364 @Override 18365 public void onServiceDisconnected(ComponentName name) { 18366 } 18367 } 18368 18369 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18370 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18371 18372 final boolean mounted; 18373 if (Environment.isExternalStorageEmulated()) { 18374 mounted = true; 18375 } else { 18376 final String status = Environment.getExternalStorageState(); 18377 18378 mounted = status.equals(Environment.MEDIA_MOUNTED) 18379 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18380 } 18381 18382 if (!mounted) { 18383 return; 18384 } 18385 18386 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18387 int[] users; 18388 if (userId == UserHandle.USER_ALL) { 18389 users = sUserManager.getUserIds(); 18390 } else { 18391 users = new int[] { userId }; 18392 } 18393 final ClearStorageConnection conn = new ClearStorageConnection(); 18394 if (mContext.bindServiceAsUser( 18395 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18396 try { 18397 for (int curUser : users) { 18398 long timeout = SystemClock.uptimeMillis() + 5000; 18399 synchronized (conn) { 18400 long now; 18401 while (conn.mContainerService == null && 18402 (now = SystemClock.uptimeMillis()) < timeout) { 18403 try { 18404 conn.wait(timeout - now); 18405 } catch (InterruptedException e) { 18406 } 18407 } 18408 } 18409 if (conn.mContainerService == null) { 18410 return; 18411 } 18412 18413 final UserEnvironment userEnv = new UserEnvironment(curUser); 18414 clearDirectory(conn.mContainerService, 18415 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18416 if (allData) { 18417 clearDirectory(conn.mContainerService, 18418 userEnv.buildExternalStorageAppDataDirs(packageName)); 18419 clearDirectory(conn.mContainerService, 18420 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18421 } 18422 } 18423 } finally { 18424 mContext.unbindService(conn); 18425 } 18426 } 18427 } 18428 18429 @Override 18430 public void clearApplicationProfileData(String packageName) { 18431 enforceSystemOrRoot("Only the system can clear all profile data"); 18432 18433 final PackageParser.Package pkg; 18434 synchronized (mPackages) { 18435 pkg = mPackages.get(packageName); 18436 } 18437 18438 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18439 synchronized (mInstallLock) { 18440 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18441 } 18442 } 18443 } 18444 18445 @Override 18446 public void clearApplicationUserData(final String packageName, 18447 final IPackageDataObserver observer, final int userId) { 18448 mContext.enforceCallingOrSelfPermission( 18449 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18450 18451 final int callingUid = Binder.getCallingUid(); 18452 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18453 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18454 18455 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18456 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18457 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18458 throw new SecurityException("Cannot clear data for a protected package: " 18459 + packageName); 18460 } 18461 // Queue up an async operation since the package deletion may take a little while. 18462 mHandler.post(new Runnable() { 18463 public void run() { 18464 mHandler.removeCallbacks(this); 18465 final boolean succeeded; 18466 if (!filterApp) { 18467 try (PackageFreezer freezer = freezePackage(packageName, 18468 "clearApplicationUserData")) { 18469 synchronized (mInstallLock) { 18470 succeeded = clearApplicationUserDataLIF(packageName, userId); 18471 } 18472 clearExternalStorageDataSync(packageName, userId, true); 18473 synchronized (mPackages) { 18474 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18475 packageName, userId); 18476 } 18477 } 18478 if (succeeded) { 18479 // invoke DeviceStorageMonitor's update method to clear any notifications 18480 DeviceStorageMonitorInternal dsm = LocalServices 18481 .getService(DeviceStorageMonitorInternal.class); 18482 if (dsm != null) { 18483 dsm.checkMemory(); 18484 } 18485 } 18486 } else { 18487 succeeded = false; 18488 } 18489 if (observer != null) { 18490 try { 18491 observer.onRemoveCompleted(packageName, succeeded); 18492 } catch (RemoteException e) { 18493 Log.i(TAG, "Observer no longer exists."); 18494 } 18495 } //end if observer 18496 } //end run 18497 }); 18498 } 18499 18500 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18501 if (packageName == null) { 18502 Slog.w(TAG, "Attempt to delete null packageName."); 18503 return false; 18504 } 18505 18506 // Try finding details about the requested package 18507 PackageParser.Package pkg; 18508 synchronized (mPackages) { 18509 pkg = mPackages.get(packageName); 18510 if (pkg == null) { 18511 final PackageSetting ps = mSettings.mPackages.get(packageName); 18512 if (ps != null) { 18513 pkg = ps.pkg; 18514 } 18515 } 18516 18517 if (pkg == null) { 18518 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18519 return false; 18520 } 18521 18522 PackageSetting ps = (PackageSetting) pkg.mExtras; 18523 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18524 } 18525 18526 clearAppDataLIF(pkg, userId, 18527 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18528 18529 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18530 removeKeystoreDataIfNeeded(userId, appId); 18531 18532 UserManagerInternal umInternal = getUserManagerInternal(); 18533 final int flags; 18534 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18535 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18536 } else if (umInternal.isUserRunning(userId)) { 18537 flags = StorageManager.FLAG_STORAGE_DE; 18538 } else { 18539 flags = 0; 18540 } 18541 prepareAppDataContentsLIF(pkg, userId, flags); 18542 18543 return true; 18544 } 18545 18546 /** 18547 * Reverts user permission state changes (permissions and flags) in 18548 * all packages for a given user. 18549 * 18550 * @param userId The device user for which to do a reset. 18551 */ 18552 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18553 final int packageCount = mPackages.size(); 18554 for (int i = 0; i < packageCount; i++) { 18555 PackageParser.Package pkg = mPackages.valueAt(i); 18556 PackageSetting ps = (PackageSetting) pkg.mExtras; 18557 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18558 } 18559 } 18560 18561 private void resetNetworkPolicies(int userId) { 18562 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18563 } 18564 18565 /** 18566 * Reverts user permission state changes (permissions and flags). 18567 * 18568 * @param ps The package for which to reset. 18569 * @param userId The device user for which to do a reset. 18570 */ 18571 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18572 final PackageSetting ps, final int userId) { 18573 if (ps.pkg == null) { 18574 return; 18575 } 18576 18577 // These are flags that can change base on user actions. 18578 final int userSettableMask = FLAG_PERMISSION_USER_SET 18579 | FLAG_PERMISSION_USER_FIXED 18580 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18581 | FLAG_PERMISSION_REVIEW_REQUIRED; 18582 18583 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18584 | FLAG_PERMISSION_POLICY_FIXED; 18585 18586 boolean writeInstallPermissions = false; 18587 boolean writeRuntimePermissions = false; 18588 18589 final int permissionCount = ps.pkg.requestedPermissions.size(); 18590 for (int i = 0; i < permissionCount; i++) { 18591 final String permName = ps.pkg.requestedPermissions.get(i); 18592 final BasePermission bp = 18593 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 18594 if (bp == null) { 18595 continue; 18596 } 18597 18598 // If shared user we just reset the state to which only this app contributed. 18599 if (ps.sharedUser != null) { 18600 boolean used = false; 18601 final int packageCount = ps.sharedUser.packages.size(); 18602 for (int j = 0; j < packageCount; j++) { 18603 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18604 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18605 && pkg.pkg.requestedPermissions.contains(permName)) { 18606 used = true; 18607 break; 18608 } 18609 } 18610 if (used) { 18611 continue; 18612 } 18613 } 18614 18615 final PermissionsState permissionsState = ps.getPermissionsState(); 18616 18617 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 18618 18619 // Always clear the user settable flags. 18620 final boolean hasInstallState = 18621 permissionsState.getInstallPermissionState(permName) != null; 18622 // If permission review is enabled and this is a legacy app, mark the 18623 // permission as requiring a review as this is the initial state. 18624 int flags = 0; 18625 if (mSettings.mPermissions.mPermissionReviewRequired 18626 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18627 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18628 } 18629 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18630 if (hasInstallState) { 18631 writeInstallPermissions = true; 18632 } else { 18633 writeRuntimePermissions = true; 18634 } 18635 } 18636 18637 // Below is only runtime permission handling. 18638 if (!bp.isRuntime()) { 18639 continue; 18640 } 18641 18642 // Never clobber system or policy. 18643 if ((oldFlags & policyOrSystemFlags) != 0) { 18644 continue; 18645 } 18646 18647 // If this permission was granted by default, make sure it is. 18648 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18649 if (permissionsState.grantRuntimePermission(bp, userId) 18650 != PERMISSION_OPERATION_FAILURE) { 18651 writeRuntimePermissions = true; 18652 } 18653 // If permission review is enabled the permissions for a legacy apps 18654 // are represented as constantly granted runtime ones, so don't revoke. 18655 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18656 // Otherwise, reset the permission. 18657 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18658 switch (revokeResult) { 18659 case PERMISSION_OPERATION_SUCCESS: 18660 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18661 writeRuntimePermissions = true; 18662 final int appId = ps.appId; 18663 mHandler.post(new Runnable() { 18664 @Override 18665 public void run() { 18666 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18667 } 18668 }); 18669 } break; 18670 } 18671 } 18672 } 18673 18674 // Synchronously write as we are taking permissions away. 18675 if (writeRuntimePermissions) { 18676 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18677 } 18678 18679 // Synchronously write as we are taking permissions away. 18680 if (writeInstallPermissions) { 18681 mSettings.writeLPr(); 18682 } 18683 } 18684 18685 /** 18686 * Remove entries from the keystore daemon. Will only remove it if the 18687 * {@code appId} is valid. 18688 */ 18689 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18690 if (appId < 0) { 18691 return; 18692 } 18693 18694 final KeyStore keyStore = KeyStore.getInstance(); 18695 if (keyStore != null) { 18696 if (userId == UserHandle.USER_ALL) { 18697 for (final int individual : sUserManager.getUserIds()) { 18698 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18699 } 18700 } else { 18701 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18702 } 18703 } else { 18704 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18705 } 18706 } 18707 18708 @Override 18709 public void deleteApplicationCacheFiles(final String packageName, 18710 final IPackageDataObserver observer) { 18711 final int userId = UserHandle.getCallingUserId(); 18712 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18713 } 18714 18715 @Override 18716 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18717 final IPackageDataObserver observer) { 18718 final int callingUid = Binder.getCallingUid(); 18719 mContext.enforceCallingOrSelfPermission( 18720 android.Manifest.permission.DELETE_CACHE_FILES, null); 18721 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18722 /* requireFullPermission= */ true, /* checkShell= */ false, 18723 "delete application cache files"); 18724 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 18725 android.Manifest.permission.ACCESS_INSTANT_APPS); 18726 18727 final PackageParser.Package pkg; 18728 synchronized (mPackages) { 18729 pkg = mPackages.get(packageName); 18730 } 18731 18732 // Queue up an async operation since the package deletion may take a little while. 18733 mHandler.post(new Runnable() { 18734 public void run() { 18735 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 18736 boolean doClearData = true; 18737 if (ps != null) { 18738 final boolean targetIsInstantApp = 18739 ps.getInstantApp(UserHandle.getUserId(callingUid)); 18740 doClearData = !targetIsInstantApp 18741 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 18742 } 18743 if (doClearData) { 18744 synchronized (mInstallLock) { 18745 final int flags = StorageManager.FLAG_STORAGE_DE 18746 | StorageManager.FLAG_STORAGE_CE; 18747 // We're only clearing cache files, so we don't care if the 18748 // app is unfrozen and still able to run 18749 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18750 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18751 } 18752 clearExternalStorageDataSync(packageName, userId, false); 18753 } 18754 if (observer != null) { 18755 try { 18756 observer.onRemoveCompleted(packageName, true); 18757 } catch (RemoteException e) { 18758 Log.i(TAG, "Observer no longer exists."); 18759 } 18760 } 18761 } 18762 }); 18763 } 18764 18765 @Override 18766 public void getPackageSizeInfo(final String packageName, int userHandle, 18767 final IPackageStatsObserver observer) { 18768 throw new UnsupportedOperationException( 18769 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18770 } 18771 18772 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18773 final PackageSetting ps; 18774 synchronized (mPackages) { 18775 ps = mSettings.mPackages.get(packageName); 18776 if (ps == null) { 18777 Slog.w(TAG, "Failed to find settings for " + packageName); 18778 return false; 18779 } 18780 } 18781 18782 final String[] packageNames = { packageName }; 18783 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18784 final String[] codePaths = { ps.codePathString }; 18785 18786 try { 18787 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18788 ps.appId, ceDataInodes, codePaths, stats); 18789 18790 // For now, ignore code size of packages on system partition 18791 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18792 stats.codeSize = 0; 18793 } 18794 18795 // External clients expect these to be tracked separately 18796 stats.dataSize -= stats.cacheSize; 18797 18798 } catch (InstallerException e) { 18799 Slog.w(TAG, String.valueOf(e)); 18800 return false; 18801 } 18802 18803 return true; 18804 } 18805 18806 private int getUidTargetSdkVersionLockedLPr(int uid) { 18807 Object obj = mSettings.getUserIdLPr(uid); 18808 if (obj instanceof SharedUserSetting) { 18809 final SharedUserSetting sus = (SharedUserSetting) obj; 18810 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18811 final Iterator<PackageSetting> it = sus.packages.iterator(); 18812 while (it.hasNext()) { 18813 final PackageSetting ps = it.next(); 18814 if (ps.pkg != null) { 18815 int v = ps.pkg.applicationInfo.targetSdkVersion; 18816 if (v < vers) vers = v; 18817 } 18818 } 18819 return vers; 18820 } else if (obj instanceof PackageSetting) { 18821 final PackageSetting ps = (PackageSetting) obj; 18822 if (ps.pkg != null) { 18823 return ps.pkg.applicationInfo.targetSdkVersion; 18824 } 18825 } 18826 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18827 } 18828 18829 @Override 18830 public void addPreferredActivity(IntentFilter filter, int match, 18831 ComponentName[] set, ComponentName activity, int userId) { 18832 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18833 "Adding preferred"); 18834 } 18835 18836 private void addPreferredActivityInternal(IntentFilter filter, int match, 18837 ComponentName[] set, ComponentName activity, boolean always, int userId, 18838 String opname) { 18839 // writer 18840 int callingUid = Binder.getCallingUid(); 18841 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18842 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18843 if (filter.countActions() == 0) { 18844 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18845 return; 18846 } 18847 synchronized (mPackages) { 18848 if (mContext.checkCallingOrSelfPermission( 18849 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18850 != PackageManager.PERMISSION_GRANTED) { 18851 if (getUidTargetSdkVersionLockedLPr(callingUid) 18852 < Build.VERSION_CODES.FROYO) { 18853 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18854 + callingUid); 18855 return; 18856 } 18857 mContext.enforceCallingOrSelfPermission( 18858 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18859 } 18860 18861 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18862 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18863 + userId + ":"); 18864 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18865 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18866 scheduleWritePackageRestrictionsLocked(userId); 18867 postPreferredActivityChangedBroadcast(userId); 18868 } 18869 } 18870 18871 private void postPreferredActivityChangedBroadcast(int userId) { 18872 mHandler.post(() -> { 18873 final IActivityManager am = ActivityManager.getService(); 18874 if (am == null) { 18875 return; 18876 } 18877 18878 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18879 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18880 try { 18881 am.broadcastIntent(null, intent, null, null, 18882 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18883 null, false, false, userId); 18884 } catch (RemoteException e) { 18885 } 18886 }); 18887 } 18888 18889 @Override 18890 public void replacePreferredActivity(IntentFilter filter, int match, 18891 ComponentName[] set, ComponentName activity, int userId) { 18892 if (filter.countActions() != 1) { 18893 throw new IllegalArgumentException( 18894 "replacePreferredActivity expects filter to have only 1 action."); 18895 } 18896 if (filter.countDataAuthorities() != 0 18897 || filter.countDataPaths() != 0 18898 || filter.countDataSchemes() > 1 18899 || filter.countDataTypes() != 0) { 18900 throw new IllegalArgumentException( 18901 "replacePreferredActivity expects filter to have no data authorities, " + 18902 "paths, or types; and at most one scheme."); 18903 } 18904 18905 final int callingUid = Binder.getCallingUid(); 18906 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18907 true /* requireFullPermission */, false /* checkShell */, 18908 "replace preferred activity"); 18909 synchronized (mPackages) { 18910 if (mContext.checkCallingOrSelfPermission( 18911 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18912 != PackageManager.PERMISSION_GRANTED) { 18913 if (getUidTargetSdkVersionLockedLPr(callingUid) 18914 < Build.VERSION_CODES.FROYO) { 18915 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18916 + Binder.getCallingUid()); 18917 return; 18918 } 18919 mContext.enforceCallingOrSelfPermission( 18920 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18921 } 18922 18923 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18924 if (pir != null) { 18925 // Get all of the existing entries that exactly match this filter. 18926 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18927 if (existing != null && existing.size() == 1) { 18928 PreferredActivity cur = existing.get(0); 18929 if (DEBUG_PREFERRED) { 18930 Slog.i(TAG, "Checking replace of preferred:"); 18931 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18932 if (!cur.mPref.mAlways) { 18933 Slog.i(TAG, " -- CUR; not mAlways!"); 18934 } else { 18935 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18936 Slog.i(TAG, " -- CUR: mSet=" 18937 + Arrays.toString(cur.mPref.mSetComponents)); 18938 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18939 Slog.i(TAG, " -- NEW: mMatch=" 18940 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18941 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18942 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18943 } 18944 } 18945 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18946 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18947 && cur.mPref.sameSet(set)) { 18948 // Setting the preferred activity to what it happens to be already 18949 if (DEBUG_PREFERRED) { 18950 Slog.i(TAG, "Replacing with same preferred activity " 18951 + cur.mPref.mShortComponent + " for user " 18952 + userId + ":"); 18953 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18954 } 18955 return; 18956 } 18957 } 18958 18959 if (existing != null) { 18960 if (DEBUG_PREFERRED) { 18961 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18962 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18963 } 18964 for (int i = 0; i < existing.size(); i++) { 18965 PreferredActivity pa = existing.get(i); 18966 if (DEBUG_PREFERRED) { 18967 Slog.i(TAG, "Removing existing preferred activity " 18968 + pa.mPref.mComponent + ":"); 18969 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18970 } 18971 pir.removeFilter(pa); 18972 } 18973 } 18974 } 18975 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18976 "Replacing preferred"); 18977 } 18978 } 18979 18980 @Override 18981 public void clearPackagePreferredActivities(String packageName) { 18982 final int callingUid = Binder.getCallingUid(); 18983 if (getInstantAppPackageName(callingUid) != null) { 18984 return; 18985 } 18986 // writer 18987 synchronized (mPackages) { 18988 PackageParser.Package pkg = mPackages.get(packageName); 18989 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 18990 if (mContext.checkCallingOrSelfPermission( 18991 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18992 != PackageManager.PERMISSION_GRANTED) { 18993 if (getUidTargetSdkVersionLockedLPr(callingUid) 18994 < Build.VERSION_CODES.FROYO) { 18995 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18996 + callingUid); 18997 return; 18998 } 18999 mContext.enforceCallingOrSelfPermission( 19000 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19001 } 19002 } 19003 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19004 if (ps != null 19005 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19006 return; 19007 } 19008 int user = UserHandle.getCallingUserId(); 19009 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19010 scheduleWritePackageRestrictionsLocked(user); 19011 } 19012 } 19013 } 19014 19015 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19016 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19017 ArrayList<PreferredActivity> removed = null; 19018 boolean changed = false; 19019 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19020 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19021 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19022 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19023 continue; 19024 } 19025 Iterator<PreferredActivity> it = pir.filterIterator(); 19026 while (it.hasNext()) { 19027 PreferredActivity pa = it.next(); 19028 // Mark entry for removal only if it matches the package name 19029 // and the entry is of type "always". 19030 if (packageName == null || 19031 (pa.mPref.mComponent.getPackageName().equals(packageName) 19032 && pa.mPref.mAlways)) { 19033 if (removed == null) { 19034 removed = new ArrayList<PreferredActivity>(); 19035 } 19036 removed.add(pa); 19037 } 19038 } 19039 if (removed != null) { 19040 for (int j=0; j<removed.size(); j++) { 19041 PreferredActivity pa = removed.get(j); 19042 pir.removeFilter(pa); 19043 } 19044 changed = true; 19045 } 19046 } 19047 if (changed) { 19048 postPreferredActivityChangedBroadcast(userId); 19049 } 19050 return changed; 19051 } 19052 19053 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19054 private void clearIntentFilterVerificationsLPw(int userId) { 19055 final int packageCount = mPackages.size(); 19056 for (int i = 0; i < packageCount; i++) { 19057 PackageParser.Package pkg = mPackages.valueAt(i); 19058 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19059 } 19060 } 19061 19062 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19063 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19064 if (userId == UserHandle.USER_ALL) { 19065 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19066 sUserManager.getUserIds())) { 19067 for (int oneUserId : sUserManager.getUserIds()) { 19068 scheduleWritePackageRestrictionsLocked(oneUserId); 19069 } 19070 } 19071 } else { 19072 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19073 scheduleWritePackageRestrictionsLocked(userId); 19074 } 19075 } 19076 } 19077 19078 /** Clears state for all users, and touches intent filter verification policy */ 19079 void clearDefaultBrowserIfNeeded(String packageName) { 19080 for (int oneUserId : sUserManager.getUserIds()) { 19081 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19082 } 19083 } 19084 19085 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19086 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19087 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19088 if (packageName.equals(defaultBrowserPackageName)) { 19089 setDefaultBrowserPackageName(null, userId); 19090 } 19091 } 19092 } 19093 19094 @Override 19095 public void resetApplicationPreferences(int userId) { 19096 mContext.enforceCallingOrSelfPermission( 19097 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19098 final long identity = Binder.clearCallingIdentity(); 19099 // writer 19100 try { 19101 synchronized (mPackages) { 19102 clearPackagePreferredActivitiesLPw(null, userId); 19103 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19104 // TODO: We have to reset the default SMS and Phone. This requires 19105 // significant refactoring to keep all default apps in the package 19106 // manager (cleaner but more work) or have the services provide 19107 // callbacks to the package manager to request a default app reset. 19108 applyFactoryDefaultBrowserLPw(userId); 19109 clearIntentFilterVerificationsLPw(userId); 19110 primeDomainVerificationsLPw(userId); 19111 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19112 scheduleWritePackageRestrictionsLocked(userId); 19113 } 19114 resetNetworkPolicies(userId); 19115 } finally { 19116 Binder.restoreCallingIdentity(identity); 19117 } 19118 } 19119 19120 @Override 19121 public int getPreferredActivities(List<IntentFilter> outFilters, 19122 List<ComponentName> outActivities, String packageName) { 19123 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19124 return 0; 19125 } 19126 int num = 0; 19127 final int userId = UserHandle.getCallingUserId(); 19128 // reader 19129 synchronized (mPackages) { 19130 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19131 if (pir != null) { 19132 final Iterator<PreferredActivity> it = pir.filterIterator(); 19133 while (it.hasNext()) { 19134 final PreferredActivity pa = it.next(); 19135 if (packageName == null 19136 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19137 && pa.mPref.mAlways)) { 19138 if (outFilters != null) { 19139 outFilters.add(new IntentFilter(pa)); 19140 } 19141 if (outActivities != null) { 19142 outActivities.add(pa.mPref.mComponent); 19143 } 19144 } 19145 } 19146 } 19147 } 19148 19149 return num; 19150 } 19151 19152 @Override 19153 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19154 int userId) { 19155 int callingUid = Binder.getCallingUid(); 19156 if (callingUid != Process.SYSTEM_UID) { 19157 throw new SecurityException( 19158 "addPersistentPreferredActivity can only be run by the system"); 19159 } 19160 if (filter.countActions() == 0) { 19161 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19162 return; 19163 } 19164 synchronized (mPackages) { 19165 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19166 ":"); 19167 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19168 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19169 new PersistentPreferredActivity(filter, activity)); 19170 scheduleWritePackageRestrictionsLocked(userId); 19171 postPreferredActivityChangedBroadcast(userId); 19172 } 19173 } 19174 19175 @Override 19176 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19177 int callingUid = Binder.getCallingUid(); 19178 if (callingUid != Process.SYSTEM_UID) { 19179 throw new SecurityException( 19180 "clearPackagePersistentPreferredActivities can only be run by the system"); 19181 } 19182 ArrayList<PersistentPreferredActivity> removed = null; 19183 boolean changed = false; 19184 synchronized (mPackages) { 19185 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19186 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19187 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19188 .valueAt(i); 19189 if (userId != thisUserId) { 19190 continue; 19191 } 19192 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19193 while (it.hasNext()) { 19194 PersistentPreferredActivity ppa = it.next(); 19195 // Mark entry for removal only if it matches the package name. 19196 if (ppa.mComponent.getPackageName().equals(packageName)) { 19197 if (removed == null) { 19198 removed = new ArrayList<PersistentPreferredActivity>(); 19199 } 19200 removed.add(ppa); 19201 } 19202 } 19203 if (removed != null) { 19204 for (int j=0; j<removed.size(); j++) { 19205 PersistentPreferredActivity ppa = removed.get(j); 19206 ppir.removeFilter(ppa); 19207 } 19208 changed = true; 19209 } 19210 } 19211 19212 if (changed) { 19213 scheduleWritePackageRestrictionsLocked(userId); 19214 postPreferredActivityChangedBroadcast(userId); 19215 } 19216 } 19217 } 19218 19219 /** 19220 * Common machinery for picking apart a restored XML blob and passing 19221 * it to a caller-supplied functor to be applied to the running system. 19222 */ 19223 private void restoreFromXml(XmlPullParser parser, int userId, 19224 String expectedStartTag, BlobXmlRestorer functor) 19225 throws IOException, XmlPullParserException { 19226 int type; 19227 while ((type = parser.next()) != XmlPullParser.START_TAG 19228 && type != XmlPullParser.END_DOCUMENT) { 19229 } 19230 if (type != XmlPullParser.START_TAG) { 19231 // oops didn't find a start tag?! 19232 if (DEBUG_BACKUP) { 19233 Slog.e(TAG, "Didn't find start tag during restore"); 19234 } 19235 return; 19236 } 19237Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19238 // this is supposed to be TAG_PREFERRED_BACKUP 19239 if (!expectedStartTag.equals(parser.getName())) { 19240 if (DEBUG_BACKUP) { 19241 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19242 } 19243 return; 19244 } 19245 19246 // skip interfering stuff, then we're aligned with the backing implementation 19247 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19248Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19249 functor.apply(parser, userId); 19250 } 19251 19252 private interface BlobXmlRestorer { 19253 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19254 } 19255 19256 /** 19257 * Non-Binder method, support for the backup/restore mechanism: write the 19258 * full set of preferred activities in its canonical XML format. Returns the 19259 * XML output as a byte array, or null if there is none. 19260 */ 19261 @Override 19262 public byte[] getPreferredActivityBackup(int userId) { 19263 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19264 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19265 } 19266 19267 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19268 try { 19269 final XmlSerializer serializer = new FastXmlSerializer(); 19270 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19271 serializer.startDocument(null, true); 19272 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19273 19274 synchronized (mPackages) { 19275 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19276 } 19277 19278 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19279 serializer.endDocument(); 19280 serializer.flush(); 19281 } catch (Exception e) { 19282 if (DEBUG_BACKUP) { 19283 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19284 } 19285 return null; 19286 } 19287 19288 return dataStream.toByteArray(); 19289 } 19290 19291 @Override 19292 public void restorePreferredActivities(byte[] backup, int userId) { 19293 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19294 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19295 } 19296 19297 try { 19298 final XmlPullParser parser = Xml.newPullParser(); 19299 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19300 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19301 new BlobXmlRestorer() { 19302 @Override 19303 public void apply(XmlPullParser parser, int userId) 19304 throws XmlPullParserException, IOException { 19305 synchronized (mPackages) { 19306 mSettings.readPreferredActivitiesLPw(parser, userId); 19307 } 19308 } 19309 } ); 19310 } catch (Exception e) { 19311 if (DEBUG_BACKUP) { 19312 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19313 } 19314 } 19315 } 19316 19317 /** 19318 * Non-Binder method, support for the backup/restore mechanism: write the 19319 * default browser (etc) settings in its canonical XML format. Returns the default 19320 * browser XML representation as a byte array, or null if there is none. 19321 */ 19322 @Override 19323 public byte[] getDefaultAppsBackup(int userId) { 19324 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19325 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19326 } 19327 19328 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19329 try { 19330 final XmlSerializer serializer = new FastXmlSerializer(); 19331 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19332 serializer.startDocument(null, true); 19333 serializer.startTag(null, TAG_DEFAULT_APPS); 19334 19335 synchronized (mPackages) { 19336 mSettings.writeDefaultAppsLPr(serializer, userId); 19337 } 19338 19339 serializer.endTag(null, TAG_DEFAULT_APPS); 19340 serializer.endDocument(); 19341 serializer.flush(); 19342 } catch (Exception e) { 19343 if (DEBUG_BACKUP) { 19344 Slog.e(TAG, "Unable to write default apps for backup", e); 19345 } 19346 return null; 19347 } 19348 19349 return dataStream.toByteArray(); 19350 } 19351 19352 @Override 19353 public void restoreDefaultApps(byte[] backup, int userId) { 19354 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19355 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19356 } 19357 19358 try { 19359 final XmlPullParser parser = Xml.newPullParser(); 19360 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19361 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19362 new BlobXmlRestorer() { 19363 @Override 19364 public void apply(XmlPullParser parser, int userId) 19365 throws XmlPullParserException, IOException { 19366 synchronized (mPackages) { 19367 mSettings.readDefaultAppsLPw(parser, userId); 19368 } 19369 } 19370 } ); 19371 } catch (Exception e) { 19372 if (DEBUG_BACKUP) { 19373 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19374 } 19375 } 19376 } 19377 19378 @Override 19379 public byte[] getIntentFilterVerificationBackup(int userId) { 19380 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19381 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19382 } 19383 19384 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19385 try { 19386 final XmlSerializer serializer = new FastXmlSerializer(); 19387 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19388 serializer.startDocument(null, true); 19389 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19390 19391 synchronized (mPackages) { 19392 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19393 } 19394 19395 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19396 serializer.endDocument(); 19397 serializer.flush(); 19398 } catch (Exception e) { 19399 if (DEBUG_BACKUP) { 19400 Slog.e(TAG, "Unable to write default apps for backup", e); 19401 } 19402 return null; 19403 } 19404 19405 return dataStream.toByteArray(); 19406 } 19407 19408 @Override 19409 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19410 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19411 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19412 } 19413 19414 try { 19415 final XmlPullParser parser = Xml.newPullParser(); 19416 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19417 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19418 new BlobXmlRestorer() { 19419 @Override 19420 public void apply(XmlPullParser parser, int userId) 19421 throws XmlPullParserException, IOException { 19422 synchronized (mPackages) { 19423 mSettings.readAllDomainVerificationsLPr(parser, userId); 19424 mSettings.writeLPr(); 19425 } 19426 } 19427 } ); 19428 } catch (Exception e) { 19429 if (DEBUG_BACKUP) { 19430 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19431 } 19432 } 19433 } 19434 19435 @Override 19436 public byte[] getPermissionGrantBackup(int userId) { 19437 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19438 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19439 } 19440 19441 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19442 try { 19443 final XmlSerializer serializer = new FastXmlSerializer(); 19444 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19445 serializer.startDocument(null, true); 19446 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19447 19448 synchronized (mPackages) { 19449 serializeRuntimePermissionGrantsLPr(serializer, userId); 19450 } 19451 19452 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19453 serializer.endDocument(); 19454 serializer.flush(); 19455 } catch (Exception e) { 19456 if (DEBUG_BACKUP) { 19457 Slog.e(TAG, "Unable to write default apps for backup", e); 19458 } 19459 return null; 19460 } 19461 19462 return dataStream.toByteArray(); 19463 } 19464 19465 @Override 19466 public void restorePermissionGrants(byte[] backup, int userId) { 19467 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19468 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19469 } 19470 19471 try { 19472 final XmlPullParser parser = Xml.newPullParser(); 19473 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19474 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19475 new BlobXmlRestorer() { 19476 @Override 19477 public void apply(XmlPullParser parser, int userId) 19478 throws XmlPullParserException, IOException { 19479 synchronized (mPackages) { 19480 processRestoredPermissionGrantsLPr(parser, userId); 19481 } 19482 } 19483 } ); 19484 } catch (Exception e) { 19485 if (DEBUG_BACKUP) { 19486 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19487 } 19488 } 19489 } 19490 19491 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19492 throws IOException { 19493 serializer.startTag(null, TAG_ALL_GRANTS); 19494 19495 final int N = mSettings.mPackages.size(); 19496 for (int i = 0; i < N; i++) { 19497 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19498 boolean pkgGrantsKnown = false; 19499 19500 PermissionsState packagePerms = ps.getPermissionsState(); 19501 19502 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19503 final int grantFlags = state.getFlags(); 19504 // only look at grants that are not system/policy fixed 19505 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19506 final boolean isGranted = state.isGranted(); 19507 // And only back up the user-twiddled state bits 19508 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19509 final String packageName = mSettings.mPackages.keyAt(i); 19510 if (!pkgGrantsKnown) { 19511 serializer.startTag(null, TAG_GRANT); 19512 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19513 pkgGrantsKnown = true; 19514 } 19515 19516 final boolean userSet = 19517 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19518 final boolean userFixed = 19519 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19520 final boolean revoke = 19521 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19522 19523 serializer.startTag(null, TAG_PERMISSION); 19524 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19525 if (isGranted) { 19526 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19527 } 19528 if (userSet) { 19529 serializer.attribute(null, ATTR_USER_SET, "true"); 19530 } 19531 if (userFixed) { 19532 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19533 } 19534 if (revoke) { 19535 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19536 } 19537 serializer.endTag(null, TAG_PERMISSION); 19538 } 19539 } 19540 } 19541 19542 if (pkgGrantsKnown) { 19543 serializer.endTag(null, TAG_GRANT); 19544 } 19545 } 19546 19547 serializer.endTag(null, TAG_ALL_GRANTS); 19548 } 19549 19550 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19551 throws XmlPullParserException, IOException { 19552 String pkgName = null; 19553 int outerDepth = parser.getDepth(); 19554 int type; 19555 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19556 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19557 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19558 continue; 19559 } 19560 19561 final String tagName = parser.getName(); 19562 if (tagName.equals(TAG_GRANT)) { 19563 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19564 if (DEBUG_BACKUP) { 19565 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19566 } 19567 } else if (tagName.equals(TAG_PERMISSION)) { 19568 19569 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19570 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19571 19572 int newFlagSet = 0; 19573 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19574 newFlagSet |= FLAG_PERMISSION_USER_SET; 19575 } 19576 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19577 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19578 } 19579 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19580 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19581 } 19582 if (DEBUG_BACKUP) { 19583 Slog.v(TAG, " + Restoring grant:" 19584 + " pkg=" + pkgName 19585 + " perm=" + permName 19586 + " granted=" + isGranted 19587 + " bits=0x" + Integer.toHexString(newFlagSet)); 19588 } 19589 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19590 if (ps != null) { 19591 // Already installed so we apply the grant immediately 19592 if (DEBUG_BACKUP) { 19593 Slog.v(TAG, " + already installed; applying"); 19594 } 19595 PermissionsState perms = ps.getPermissionsState(); 19596 BasePermission bp = 19597 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19598 if (bp != null) { 19599 if (isGranted) { 19600 perms.grantRuntimePermission(bp, userId); 19601 } 19602 if (newFlagSet != 0) { 19603 perms.updatePermissionFlags( 19604 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19605 } 19606 } 19607 } else { 19608 // Need to wait for post-restore install to apply the grant 19609 if (DEBUG_BACKUP) { 19610 Slog.v(TAG, " - not yet installed; saving for later"); 19611 } 19612 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19613 isGranted, newFlagSet, userId); 19614 } 19615 } else { 19616 PackageManagerService.reportSettingsProblem(Log.WARN, 19617 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19618 XmlUtils.skipCurrentTag(parser); 19619 } 19620 } 19621 19622 scheduleWriteSettingsLocked(); 19623 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19624 } 19625 19626 @Override 19627 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19628 int sourceUserId, int targetUserId, int flags) { 19629 mContext.enforceCallingOrSelfPermission( 19630 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19631 int callingUid = Binder.getCallingUid(); 19632 enforceOwnerRights(ownerPackage, callingUid); 19633 PackageManagerServiceUtils.enforceShellRestriction( 19634 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19635 if (intentFilter.countActions() == 0) { 19636 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19637 return; 19638 } 19639 synchronized (mPackages) { 19640 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19641 ownerPackage, targetUserId, flags); 19642 CrossProfileIntentResolver resolver = 19643 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19644 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19645 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19646 if (existing != null) { 19647 int size = existing.size(); 19648 for (int i = 0; i < size; i++) { 19649 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19650 return; 19651 } 19652 } 19653 } 19654 resolver.addFilter(newFilter); 19655 scheduleWritePackageRestrictionsLocked(sourceUserId); 19656 } 19657 } 19658 19659 @Override 19660 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19661 mContext.enforceCallingOrSelfPermission( 19662 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19663 final int callingUid = Binder.getCallingUid(); 19664 enforceOwnerRights(ownerPackage, callingUid); 19665 PackageManagerServiceUtils.enforceShellRestriction( 19666 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19667 synchronized (mPackages) { 19668 CrossProfileIntentResolver resolver = 19669 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19670 ArraySet<CrossProfileIntentFilter> set = 19671 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19672 for (CrossProfileIntentFilter filter : set) { 19673 if (filter.getOwnerPackage().equals(ownerPackage)) { 19674 resolver.removeFilter(filter); 19675 } 19676 } 19677 scheduleWritePackageRestrictionsLocked(sourceUserId); 19678 } 19679 } 19680 19681 // Enforcing that callingUid is owning pkg on userId 19682 private void enforceOwnerRights(String pkg, int callingUid) { 19683 // The system owns everything. 19684 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19685 return; 19686 } 19687 final int callingUserId = UserHandle.getUserId(callingUid); 19688 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19689 if (pi == null) { 19690 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19691 + callingUserId); 19692 } 19693 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19694 throw new SecurityException("Calling uid " + callingUid 19695 + " does not own package " + pkg); 19696 } 19697 } 19698 19699 @Override 19700 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19701 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19702 return null; 19703 } 19704 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19705 } 19706 19707 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 19708 UserManagerService ums = UserManagerService.getInstance(); 19709 if (ums != null) { 19710 final UserInfo parent = ums.getProfileParent(userId); 19711 final int launcherUid = (parent != null) ? parent.id : userId; 19712 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 19713 if (launcherComponent != null) { 19714 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 19715 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 19716 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 19717 .setPackage(launcherComponent.getPackageName()); 19718 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 19719 } 19720 } 19721 } 19722 19723 /** 19724 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19725 * then reports the most likely home activity or null if there are more than one. 19726 */ 19727 private ComponentName getDefaultHomeActivity(int userId) { 19728 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19729 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19730 if (cn != null) { 19731 return cn; 19732 } 19733 19734 // Find the launcher with the highest priority and return that component if there are no 19735 // other home activity with the same priority. 19736 int lastPriority = Integer.MIN_VALUE; 19737 ComponentName lastComponent = null; 19738 final int size = allHomeCandidates.size(); 19739 for (int i = 0; i < size; i++) { 19740 final ResolveInfo ri = allHomeCandidates.get(i); 19741 if (ri.priority > lastPriority) { 19742 lastComponent = ri.activityInfo.getComponentName(); 19743 lastPriority = ri.priority; 19744 } else if (ri.priority == lastPriority) { 19745 // Two components found with same priority. 19746 lastComponent = null; 19747 } 19748 } 19749 return lastComponent; 19750 } 19751 19752 private Intent getHomeIntent() { 19753 Intent intent = new Intent(Intent.ACTION_MAIN); 19754 intent.addCategory(Intent.CATEGORY_HOME); 19755 intent.addCategory(Intent.CATEGORY_DEFAULT); 19756 return intent; 19757 } 19758 19759 private IntentFilter getHomeFilter() { 19760 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19761 filter.addCategory(Intent.CATEGORY_HOME); 19762 filter.addCategory(Intent.CATEGORY_DEFAULT); 19763 return filter; 19764 } 19765 19766 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19767 int userId) { 19768 Intent intent = getHomeIntent(); 19769 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19770 PackageManager.GET_META_DATA, userId); 19771 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19772 true, false, false, userId); 19773 19774 allHomeCandidates.clear(); 19775 if (list != null) { 19776 for (ResolveInfo ri : list) { 19777 allHomeCandidates.add(ri); 19778 } 19779 } 19780 return (preferred == null || preferred.activityInfo == null) 19781 ? null 19782 : new ComponentName(preferred.activityInfo.packageName, 19783 preferred.activityInfo.name); 19784 } 19785 19786 @Override 19787 public void setHomeActivity(ComponentName comp, int userId) { 19788 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19789 return; 19790 } 19791 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19792 getHomeActivitiesAsUser(homeActivities, userId); 19793 19794 boolean found = false; 19795 19796 final int size = homeActivities.size(); 19797 final ComponentName[] set = new ComponentName[size]; 19798 for (int i = 0; i < size; i++) { 19799 final ResolveInfo candidate = homeActivities.get(i); 19800 final ActivityInfo info = candidate.activityInfo; 19801 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19802 set[i] = activityName; 19803 if (!found && activityName.equals(comp)) { 19804 found = true; 19805 } 19806 } 19807 if (!found) { 19808 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19809 + userId); 19810 } 19811 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19812 set, comp, userId); 19813 } 19814 19815 private @Nullable String getSetupWizardPackageName() { 19816 final Intent intent = new Intent(Intent.ACTION_MAIN); 19817 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19818 19819 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19820 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19821 | MATCH_DISABLED_COMPONENTS, 19822 UserHandle.myUserId()); 19823 if (matches.size() == 1) { 19824 return matches.get(0).getComponentInfo().packageName; 19825 } else { 19826 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19827 + ": matches=" + matches); 19828 return null; 19829 } 19830 } 19831 19832 private @Nullable String getStorageManagerPackageName() { 19833 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19834 19835 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19836 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19837 | MATCH_DISABLED_COMPONENTS, 19838 UserHandle.myUserId()); 19839 if (matches.size() == 1) { 19840 return matches.get(0).getComponentInfo().packageName; 19841 } else { 19842 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19843 + matches.size() + ": matches=" + matches); 19844 return null; 19845 } 19846 } 19847 19848 @Override 19849 public void setApplicationEnabledSetting(String appPackageName, 19850 int newState, int flags, int userId, String callingPackage) { 19851 if (!sUserManager.exists(userId)) return; 19852 if (callingPackage == null) { 19853 callingPackage = Integer.toString(Binder.getCallingUid()); 19854 } 19855 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19856 } 19857 19858 @Override 19859 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19860 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19861 synchronized (mPackages) { 19862 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19863 if (pkgSetting != null) { 19864 pkgSetting.setUpdateAvailable(updateAvailable); 19865 } 19866 } 19867 } 19868 19869 @Override 19870 public void setComponentEnabledSetting(ComponentName componentName, 19871 int newState, int flags, int userId) { 19872 if (!sUserManager.exists(userId)) return; 19873 setEnabledSetting(componentName.getPackageName(), 19874 componentName.getClassName(), newState, flags, userId, null); 19875 } 19876 19877 private void setEnabledSetting(final String packageName, String className, int newState, 19878 final int flags, int userId, String callingPackage) { 19879 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19880 || newState == COMPONENT_ENABLED_STATE_ENABLED 19881 || newState == COMPONENT_ENABLED_STATE_DISABLED 19882 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19883 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19884 throw new IllegalArgumentException("Invalid new component state: " 19885 + newState); 19886 } 19887 PackageSetting pkgSetting; 19888 final int callingUid = Binder.getCallingUid(); 19889 final int permission; 19890 if (callingUid == Process.SYSTEM_UID) { 19891 permission = PackageManager.PERMISSION_GRANTED; 19892 } else { 19893 permission = mContext.checkCallingOrSelfPermission( 19894 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19895 } 19896 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19897 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19898 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19899 boolean sendNow = false; 19900 boolean isApp = (className == null); 19901 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 19902 String componentName = isApp ? packageName : className; 19903 int packageUid = -1; 19904 ArrayList<String> components; 19905 19906 // reader 19907 synchronized (mPackages) { 19908 pkgSetting = mSettings.mPackages.get(packageName); 19909 if (pkgSetting == null) { 19910 if (!isCallerInstantApp) { 19911 if (className == null) { 19912 throw new IllegalArgumentException("Unknown package: " + packageName); 19913 } 19914 throw new IllegalArgumentException( 19915 "Unknown component: " + packageName + "/" + className); 19916 } else { 19917 // throw SecurityException to prevent leaking package information 19918 throw new SecurityException( 19919 "Attempt to change component state; " 19920 + "pid=" + Binder.getCallingPid() 19921 + ", uid=" + callingUid 19922 + (className == null 19923 ? ", package=" + packageName 19924 : ", component=" + packageName + "/" + className)); 19925 } 19926 } 19927 } 19928 19929 // Limit who can change which apps 19930 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 19931 // Don't allow apps that don't have permission to modify other apps 19932 if (!allowedByPermission 19933 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 19934 throw new SecurityException( 19935 "Attempt to change component state; " 19936 + "pid=" + Binder.getCallingPid() 19937 + ", uid=" + callingUid 19938 + (className == null 19939 ? ", package=" + packageName 19940 : ", component=" + packageName + "/" + className)); 19941 } 19942 // Don't allow changing protected packages. 19943 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19944 throw new SecurityException("Cannot disable a protected package: " + packageName); 19945 } 19946 } 19947 19948 synchronized (mPackages) { 19949 if (callingUid == Process.SHELL_UID 19950 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19951 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19952 // unless it is a test package. 19953 int oldState = pkgSetting.getEnabled(userId); 19954 if (className == null 19955 && 19956 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19957 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19958 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19959 && 19960 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19961 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19962 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19963 // ok 19964 } else { 19965 throw new SecurityException( 19966 "Shell cannot change component state for " + packageName + "/" 19967 + className + " to " + newState); 19968 } 19969 } 19970 } 19971 if (className == null) { 19972 // We're dealing with an application/package level state change 19973 synchronized (mPackages) { 19974 if (pkgSetting.getEnabled(userId) == newState) { 19975 // Nothing to do 19976 return; 19977 } 19978 } 19979 // If we're enabling a system stub, there's a little more work to do. 19980 // Prior to enabling the package, we need to decompress the APK(s) to the 19981 // data partition and then replace the version on the system partition. 19982 final PackageParser.Package deletedPkg = pkgSetting.pkg; 19983 final boolean isSystemStub = deletedPkg.isStub 19984 && deletedPkg.isSystem(); 19985 if (isSystemStub 19986 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19987 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 19988 final File codePath = decompressPackage(deletedPkg); 19989 if (codePath == null) { 19990 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 19991 return; 19992 } 19993 // TODO remove direct parsing of the package object during internal cleanup 19994 // of scan package 19995 // We need to call parse directly here for no other reason than we need 19996 // the new package in order to disable the old one [we use the information 19997 // for some internal optimization to optionally create a new package setting 19998 // object on replace]. However, we can't get the package from the scan 19999 // because the scan modifies live structures and we need to remove the 20000 // old [system] package from the system before a scan can be attempted. 20001 // Once scan is indempotent we can remove this parse and use the package 20002 // object we scanned, prior to adding it to package settings. 20003 final PackageParser pp = new PackageParser(); 20004 pp.setSeparateProcesses(mSeparateProcesses); 20005 pp.setDisplayMetrics(mMetrics); 20006 pp.setCallback(mPackageParserCallback); 20007 final PackageParser.Package tmpPkg; 20008 try { 20009 final @ParseFlags int parseFlags = mDefParseFlags 20010 | PackageParser.PARSE_MUST_BE_APK 20011 | PackageParser.PARSE_IS_SYSTEM_DIR; 20012 tmpPkg = pp.parsePackage(codePath, parseFlags); 20013 } catch (PackageParserException e) { 20014 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20015 return; 20016 } 20017 synchronized (mInstallLock) { 20018 // Disable the stub and remove any package entries 20019 removePackageLI(deletedPkg, true); 20020 synchronized (mPackages) { 20021 disableSystemPackageLPw(deletedPkg, tmpPkg); 20022 } 20023 final PackageParser.Package pkg; 20024 try (PackageFreezer freezer = 20025 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20026 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20027 | PackageParser.PARSE_ENFORCE_CODE; 20028 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20029 0 /*currentTime*/, null /*user*/); 20030 prepareAppDataAfterInstallLIF(pkg); 20031 synchronized (mPackages) { 20032 try { 20033 updateSharedLibrariesLPr(pkg, null); 20034 } catch (PackageManagerException e) { 20035 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20036 } 20037 mPermissionManager.updatePermissions( 20038 pkg.packageName, pkg, true, mPackages.values(), 20039 mPermissionCallback); 20040 mSettings.writeLPr(); 20041 } 20042 } catch (PackageManagerException e) { 20043 // Whoops! Something went wrong; try to roll back to the stub 20044 Slog.w(TAG, "Failed to install compressed system package:" 20045 + pkgSetting.name, e); 20046 // Remove the failed install 20047 removeCodePathLI(codePath); 20048 20049 // Install the system package 20050 try (PackageFreezer freezer = 20051 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20052 synchronized (mPackages) { 20053 // NOTE: The system package always needs to be enabled; even 20054 // if it's for a compressed stub. If we don't, installing the 20055 // system package fails during scan [scanning checks the disabled 20056 // packages]. We will reverse this later, after we've "installed" 20057 // the stub. 20058 // This leaves us in a fragile state; the stub should never be 20059 // enabled, so, cross your fingers and hope nothing goes wrong 20060 // until we can disable the package later. 20061 enableSystemPackageLPw(deletedPkg); 20062 } 20063 installPackageFromSystemLIF(deletedPkg.codePath, 20064 false /*isPrivileged*/, null /*allUserHandles*/, 20065 null /*origUserHandles*/, null /*origPermissionsState*/, 20066 true /*writeSettings*/); 20067 } catch (PackageManagerException pme) { 20068 Slog.w(TAG, "Failed to restore system package:" 20069 + deletedPkg.packageName, pme); 20070 } finally { 20071 synchronized (mPackages) { 20072 mSettings.disableSystemPackageLPw( 20073 deletedPkg.packageName, true /*replaced*/); 20074 mSettings.writeLPr(); 20075 } 20076 } 20077 return; 20078 } 20079 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20080 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20081 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 20082 mDexManager.notifyPackageUpdated(pkg.packageName, 20083 pkg.baseCodePath, pkg.splitCodePaths); 20084 } 20085 } 20086 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20087 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20088 // Don't care about who enables an app. 20089 callingPackage = null; 20090 } 20091 synchronized (mPackages) { 20092 pkgSetting.setEnabled(newState, userId, callingPackage); 20093 } 20094 } else { 20095 synchronized (mPackages) { 20096 // We're dealing with a component level state change 20097 // First, verify that this is a valid class name. 20098 PackageParser.Package pkg = pkgSetting.pkg; 20099 if (pkg == null || !pkg.hasComponentClassName(className)) { 20100 if (pkg != null && 20101 pkg.applicationInfo.targetSdkVersion >= 20102 Build.VERSION_CODES.JELLY_BEAN) { 20103 throw new IllegalArgumentException("Component class " + className 20104 + " does not exist in " + packageName); 20105 } else { 20106 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20107 + className + " does not exist in " + packageName); 20108 } 20109 } 20110 switch (newState) { 20111 case COMPONENT_ENABLED_STATE_ENABLED: 20112 if (!pkgSetting.enableComponentLPw(className, userId)) { 20113 return; 20114 } 20115 break; 20116 case COMPONENT_ENABLED_STATE_DISABLED: 20117 if (!pkgSetting.disableComponentLPw(className, userId)) { 20118 return; 20119 } 20120 break; 20121 case COMPONENT_ENABLED_STATE_DEFAULT: 20122 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20123 return; 20124 } 20125 break; 20126 default: 20127 Slog.e(TAG, "Invalid new component state: " + newState); 20128 return; 20129 } 20130 } 20131 } 20132 synchronized (mPackages) { 20133 scheduleWritePackageRestrictionsLocked(userId); 20134 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20135 final long callingId = Binder.clearCallingIdentity(); 20136 try { 20137 updateInstantAppInstallerLocked(packageName); 20138 } finally { 20139 Binder.restoreCallingIdentity(callingId); 20140 } 20141 components = mPendingBroadcasts.get(userId, packageName); 20142 final boolean newPackage = components == null; 20143 if (newPackage) { 20144 components = new ArrayList<String>(); 20145 } 20146 if (!components.contains(componentName)) { 20147 components.add(componentName); 20148 } 20149 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20150 sendNow = true; 20151 // Purge entry from pending broadcast list if another one exists already 20152 // since we are sending one right away. 20153 mPendingBroadcasts.remove(userId, packageName); 20154 } else { 20155 if (newPackage) { 20156 mPendingBroadcasts.put(userId, packageName, components); 20157 } 20158 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20159 // Schedule a message 20160 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20161 } 20162 } 20163 } 20164 20165 long callingId = Binder.clearCallingIdentity(); 20166 try { 20167 if (sendNow) { 20168 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20169 sendPackageChangedBroadcast(packageName, 20170 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20171 } 20172 } finally { 20173 Binder.restoreCallingIdentity(callingId); 20174 } 20175 } 20176 20177 @Override 20178 public void flushPackageRestrictionsAsUser(int userId) { 20179 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20180 return; 20181 } 20182 if (!sUserManager.exists(userId)) { 20183 return; 20184 } 20185 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20186 false /* checkShell */, "flushPackageRestrictions"); 20187 synchronized (mPackages) { 20188 mSettings.writePackageRestrictionsLPr(userId); 20189 mDirtyUsers.remove(userId); 20190 if (mDirtyUsers.isEmpty()) { 20191 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20192 } 20193 } 20194 } 20195 20196 private void sendPackageChangedBroadcast(String packageName, 20197 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20198 if (DEBUG_INSTALL) 20199 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20200 + componentNames); 20201 Bundle extras = new Bundle(4); 20202 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20203 String nameList[] = new String[componentNames.size()]; 20204 componentNames.toArray(nameList); 20205 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20206 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20207 extras.putInt(Intent.EXTRA_UID, packageUid); 20208 // If this is not reporting a change of the overall package, then only send it 20209 // to registered receivers. We don't want to launch a swath of apps for every 20210 // little component state change. 20211 final int flags = !componentNames.contains(packageName) 20212 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20213 final int userId = UserHandle.getUserId(packageUid); 20214 final boolean isInstantApp = isInstantApp(packageName, userId); 20215 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20216 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20217 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20218 userIds, instantUserIds); 20219 } 20220 20221 @Override 20222 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20223 if (!sUserManager.exists(userId)) return; 20224 final int callingUid = Binder.getCallingUid(); 20225 if (getInstantAppPackageName(callingUid) != null) { 20226 return; 20227 } 20228 final int permission = mContext.checkCallingOrSelfPermission( 20229 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20230 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20231 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20232 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20233 // writer 20234 synchronized (mPackages) { 20235 final PackageSetting ps = mSettings.mPackages.get(packageName); 20236 if (!filterAppAccessLPr(ps, callingUid, userId) 20237 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20238 allowedByPermission, callingUid, userId)) { 20239 scheduleWritePackageRestrictionsLocked(userId); 20240 } 20241 } 20242 } 20243 20244 @Override 20245 public String getInstallerPackageName(String packageName) { 20246 final int callingUid = Binder.getCallingUid(); 20247 if (getInstantAppPackageName(callingUid) != null) { 20248 return null; 20249 } 20250 // reader 20251 synchronized (mPackages) { 20252 final PackageSetting ps = mSettings.mPackages.get(packageName); 20253 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20254 return null; 20255 } 20256 return mSettings.getInstallerPackageNameLPr(packageName); 20257 } 20258 } 20259 20260 public boolean isOrphaned(String packageName) { 20261 // reader 20262 synchronized (mPackages) { 20263 return mSettings.isOrphaned(packageName); 20264 } 20265 } 20266 20267 @Override 20268 public int getApplicationEnabledSetting(String packageName, int userId) { 20269 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20270 int callingUid = Binder.getCallingUid(); 20271 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20272 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20273 // reader 20274 synchronized (mPackages) { 20275 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20276 return COMPONENT_ENABLED_STATE_DISABLED; 20277 } 20278 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20279 } 20280 } 20281 20282 @Override 20283 public int getComponentEnabledSetting(ComponentName component, int userId) { 20284 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20285 int callingUid = Binder.getCallingUid(); 20286 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20287 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20288 synchronized (mPackages) { 20289 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20290 component, TYPE_UNKNOWN, userId)) { 20291 return COMPONENT_ENABLED_STATE_DISABLED; 20292 } 20293 return mSettings.getComponentEnabledSettingLPr(component, userId); 20294 } 20295 } 20296 20297 @Override 20298 public void enterSafeMode() { 20299 enforceSystemOrRoot("Only the system can request entering safe mode"); 20300 20301 if (!mSystemReady) { 20302 mSafeMode = true; 20303 } 20304 } 20305 20306 @Override 20307 public void systemReady() { 20308 enforceSystemOrRoot("Only the system can claim the system is ready"); 20309 20310 mSystemReady = true; 20311 final ContentResolver resolver = mContext.getContentResolver(); 20312 ContentObserver co = new ContentObserver(mHandler) { 20313 @Override 20314 public void onChange(boolean selfChange) { 20315 mEphemeralAppsDisabled = 20316 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20317 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20318 } 20319 }; 20320 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20321 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20322 false, co, UserHandle.USER_SYSTEM); 20323 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20324 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20325 co.onChange(true); 20326 20327 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20328 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20329 // it is done. 20330 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20331 @Override 20332 public void onChange(boolean selfChange) { 20333 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20334 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20335 oobEnabled == 1 ? "true" : "false"); 20336 } 20337 }; 20338 mContext.getContentResolver().registerContentObserver( 20339 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20340 UserHandle.USER_SYSTEM); 20341 // At boot, restore the value from the setting, which persists across reboot. 20342 privAppOobObserver.onChange(true); 20343 20344 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20345 // disabled after already being started. 20346 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20347 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20348 20349 // Read the compatibilty setting when the system is ready. 20350 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20351 mContext.getContentResolver(), 20352 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20353 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20354 if (DEBUG_SETTINGS) { 20355 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20356 } 20357 20358 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20359 20360 synchronized (mPackages) { 20361 // Verify that all of the preferred activity components actually 20362 // exist. It is possible for applications to be updated and at 20363 // that point remove a previously declared activity component that 20364 // had been set as a preferred activity. We try to clean this up 20365 // the next time we encounter that preferred activity, but it is 20366 // possible for the user flow to never be able to return to that 20367 // situation so here we do a sanity check to make sure we haven't 20368 // left any junk around. 20369 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20370 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20371 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20372 removed.clear(); 20373 for (PreferredActivity pa : pir.filterSet()) { 20374 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20375 removed.add(pa); 20376 } 20377 } 20378 if (removed.size() > 0) { 20379 for (int r=0; r<removed.size(); r++) { 20380 PreferredActivity pa = removed.get(r); 20381 Slog.w(TAG, "Removing dangling preferred activity: " 20382 + pa.mPref.mComponent); 20383 pir.removeFilter(pa); 20384 } 20385 mSettings.writePackageRestrictionsLPr( 20386 mSettings.mPreferredActivities.keyAt(i)); 20387 } 20388 } 20389 20390 for (int userId : UserManagerService.getInstance().getUserIds()) { 20391 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20392 grantPermissionsUserIds = ArrayUtils.appendInt( 20393 grantPermissionsUserIds, userId); 20394 } 20395 } 20396 } 20397 sUserManager.systemReady(); 20398 20399 // If we upgraded grant all default permissions before kicking off. 20400 for (int userId : grantPermissionsUserIds) { 20401 mDefaultPermissionPolicy.grantDefaultPermissions(mPackages.values(), userId); 20402 } 20403 20404 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20405 // If we did not grant default permissions, we preload from this the 20406 // default permission exceptions lazily to ensure we don't hit the 20407 // disk on a new user creation. 20408 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20409 } 20410 20411 // Now that we've scanned all packages, and granted any default 20412 // permissions, ensure permissions are updated. Beware of dragons if you 20413 // try optimizing this. 20414 synchronized (mPackages) { 20415 mPermissionManager.updateAllPermissions( 20416 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20417 mPermissionCallback); 20418 } 20419 20420 // Kick off any messages waiting for system ready 20421 if (mPostSystemReadyMessages != null) { 20422 for (Message msg : mPostSystemReadyMessages) { 20423 msg.sendToTarget(); 20424 } 20425 mPostSystemReadyMessages = null; 20426 } 20427 20428 // Watch for external volumes that come and go over time 20429 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20430 storage.registerListener(mStorageListener); 20431 20432 mInstallerService.systemReady(); 20433 mPackageDexOptimizer.systemReady(); 20434 20435 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20436 StorageManagerInternal.class); 20437 StorageManagerInternal.addExternalStoragePolicy( 20438 new StorageManagerInternal.ExternalStorageMountPolicy() { 20439 @Override 20440 public int getMountMode(int uid, String packageName) { 20441 if (Process.isIsolated(uid)) { 20442 return Zygote.MOUNT_EXTERNAL_NONE; 20443 } 20444 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20445 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20446 } 20447 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20448 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20449 } 20450 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20451 return Zygote.MOUNT_EXTERNAL_READ; 20452 } 20453 return Zygote.MOUNT_EXTERNAL_WRITE; 20454 } 20455 20456 @Override 20457 public boolean hasExternalStorage(int uid, String packageName) { 20458 return true; 20459 } 20460 }); 20461 20462 // Now that we're mostly running, clean up stale users and apps 20463 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20464 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20465 20466 mPermissionManager.systemReady(); 20467 } 20468 20469 public void waitForAppDataPrepared() { 20470 if (mPrepareAppDataFuture == null) { 20471 return; 20472 } 20473 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20474 mPrepareAppDataFuture = null; 20475 } 20476 20477 @Override 20478 public boolean isSafeMode() { 20479 // allow instant applications 20480 return mSafeMode; 20481 } 20482 20483 @Override 20484 public boolean hasSystemUidErrors() { 20485 // allow instant applications 20486 return mHasSystemUidErrors; 20487 } 20488 20489 static String arrayToString(int[] array) { 20490 StringBuffer buf = new StringBuffer(128); 20491 buf.append('['); 20492 if (array != null) { 20493 for (int i=0; i<array.length; i++) { 20494 if (i > 0) buf.append(", "); 20495 buf.append(array[i]); 20496 } 20497 } 20498 buf.append(']'); 20499 return buf.toString(); 20500 } 20501 20502 @Override 20503 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20504 FileDescriptor err, String[] args, ShellCallback callback, 20505 ResultReceiver resultReceiver) { 20506 (new PackageManagerShellCommand(this)).exec( 20507 this, in, out, err, args, callback, resultReceiver); 20508 } 20509 20510 @Override 20511 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20512 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20513 20514 DumpState dumpState = new DumpState(); 20515 boolean fullPreferred = false; 20516 boolean checkin = false; 20517 20518 String packageName = null; 20519 ArraySet<String> permissionNames = null; 20520 20521 int opti = 0; 20522 while (opti < args.length) { 20523 String opt = args[opti]; 20524 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20525 break; 20526 } 20527 opti++; 20528 20529 if ("-a".equals(opt)) { 20530 // Right now we only know how to print all. 20531 } else if ("-h".equals(opt)) { 20532 pw.println("Package manager dump options:"); 20533 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20534 pw.println(" --checkin: dump for a checkin"); 20535 pw.println(" -f: print details of intent filters"); 20536 pw.println(" -h: print this help"); 20537 pw.println(" cmd may be one of:"); 20538 pw.println(" l[ibraries]: list known shared libraries"); 20539 pw.println(" f[eatures]: list device features"); 20540 pw.println(" k[eysets]: print known keysets"); 20541 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20542 pw.println(" perm[issions]: dump permissions"); 20543 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20544 pw.println(" pref[erred]: print preferred package settings"); 20545 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20546 pw.println(" prov[iders]: dump content providers"); 20547 pw.println(" p[ackages]: dump installed packages"); 20548 pw.println(" s[hared-users]: dump shared user IDs"); 20549 pw.println(" m[essages]: print collected runtime messages"); 20550 pw.println(" v[erifiers]: print package verifier info"); 20551 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20552 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20553 pw.println(" version: print database version info"); 20554 pw.println(" write: write current settings now"); 20555 pw.println(" installs: details about install sessions"); 20556 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20557 pw.println(" dexopt: dump dexopt state"); 20558 pw.println(" compiler-stats: dump compiler statistics"); 20559 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20560 pw.println(" service-permissions: dump permissions required by services"); 20561 pw.println(" <package.name>: info about given package"); 20562 return; 20563 } else if ("--checkin".equals(opt)) { 20564 checkin = true; 20565 } else if ("-f".equals(opt)) { 20566 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20567 } else if ("--proto".equals(opt)) { 20568 dumpProto(fd); 20569 return; 20570 } else { 20571 pw.println("Unknown argument: " + opt + "; use -h for help"); 20572 } 20573 } 20574 20575 // Is the caller requesting to dump a particular piece of data? 20576 if (opti < args.length) { 20577 String cmd = args[opti]; 20578 opti++; 20579 // Is this a package name? 20580 if ("android".equals(cmd) || cmd.contains(".")) { 20581 packageName = cmd; 20582 // When dumping a single package, we always dump all of its 20583 // filter information since the amount of data will be reasonable. 20584 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20585 } else if ("check-permission".equals(cmd)) { 20586 if (opti >= args.length) { 20587 pw.println("Error: check-permission missing permission argument"); 20588 return; 20589 } 20590 String perm = args[opti]; 20591 opti++; 20592 if (opti >= args.length) { 20593 pw.println("Error: check-permission missing package argument"); 20594 return; 20595 } 20596 20597 String pkg = args[opti]; 20598 opti++; 20599 int user = UserHandle.getUserId(Binder.getCallingUid()); 20600 if (opti < args.length) { 20601 try { 20602 user = Integer.parseInt(args[opti]); 20603 } catch (NumberFormatException e) { 20604 pw.println("Error: check-permission user argument is not a number: " 20605 + args[opti]); 20606 return; 20607 } 20608 } 20609 20610 // Normalize package name to handle renamed packages and static libs 20611 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20612 20613 pw.println(checkPermission(perm, pkg, user)); 20614 return; 20615 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20616 dumpState.setDump(DumpState.DUMP_LIBS); 20617 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20618 dumpState.setDump(DumpState.DUMP_FEATURES); 20619 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20620 if (opti >= args.length) { 20621 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20622 | DumpState.DUMP_SERVICE_RESOLVERS 20623 | DumpState.DUMP_RECEIVER_RESOLVERS 20624 | DumpState.DUMP_CONTENT_RESOLVERS); 20625 } else { 20626 while (opti < args.length) { 20627 String name = args[opti]; 20628 if ("a".equals(name) || "activity".equals(name)) { 20629 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20630 } else if ("s".equals(name) || "service".equals(name)) { 20631 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20632 } else if ("r".equals(name) || "receiver".equals(name)) { 20633 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20634 } else if ("c".equals(name) || "content".equals(name)) { 20635 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20636 } else { 20637 pw.println("Error: unknown resolver table type: " + name); 20638 return; 20639 } 20640 opti++; 20641 } 20642 } 20643 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20644 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20645 } else if ("permission".equals(cmd)) { 20646 if (opti >= args.length) { 20647 pw.println("Error: permission requires permission name"); 20648 return; 20649 } 20650 permissionNames = new ArraySet<>(); 20651 while (opti < args.length) { 20652 permissionNames.add(args[opti]); 20653 opti++; 20654 } 20655 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20656 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20657 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20658 dumpState.setDump(DumpState.DUMP_PREFERRED); 20659 } else if ("preferred-xml".equals(cmd)) { 20660 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20661 if (opti < args.length && "--full".equals(args[opti])) { 20662 fullPreferred = true; 20663 opti++; 20664 } 20665 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20666 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20667 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20668 dumpState.setDump(DumpState.DUMP_PACKAGES); 20669 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20670 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20671 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20672 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20673 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20674 dumpState.setDump(DumpState.DUMP_MESSAGES); 20675 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20676 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20677 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20678 || "intent-filter-verifiers".equals(cmd)) { 20679 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20680 } else if ("version".equals(cmd)) { 20681 dumpState.setDump(DumpState.DUMP_VERSION); 20682 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20683 dumpState.setDump(DumpState.DUMP_KEYSETS); 20684 } else if ("installs".equals(cmd)) { 20685 dumpState.setDump(DumpState.DUMP_INSTALLS); 20686 } else if ("frozen".equals(cmd)) { 20687 dumpState.setDump(DumpState.DUMP_FROZEN); 20688 } else if ("volumes".equals(cmd)) { 20689 dumpState.setDump(DumpState.DUMP_VOLUMES); 20690 } else if ("dexopt".equals(cmd)) { 20691 dumpState.setDump(DumpState.DUMP_DEXOPT); 20692 } else if ("compiler-stats".equals(cmd)) { 20693 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20694 } else if ("changes".equals(cmd)) { 20695 dumpState.setDump(DumpState.DUMP_CHANGES); 20696 } else if ("service-permissions".equals(cmd)) { 20697 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 20698 } else if ("write".equals(cmd)) { 20699 synchronized (mPackages) { 20700 mSettings.writeLPr(); 20701 pw.println("Settings written."); 20702 return; 20703 } 20704 } 20705 } 20706 20707 if (checkin) { 20708 pw.println("vers,1"); 20709 } 20710 20711 // reader 20712 synchronized (mPackages) { 20713 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20714 if (!checkin) { 20715 if (dumpState.onTitlePrinted()) 20716 pw.println(); 20717 pw.println("Database versions:"); 20718 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20719 } 20720 } 20721 20722 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20723 if (!checkin) { 20724 if (dumpState.onTitlePrinted()) 20725 pw.println(); 20726 pw.println("Verifiers:"); 20727 pw.print(" Required: "); 20728 pw.print(mRequiredVerifierPackage); 20729 pw.print(" (uid="); 20730 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20731 UserHandle.USER_SYSTEM)); 20732 pw.println(")"); 20733 } else if (mRequiredVerifierPackage != null) { 20734 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20735 pw.print(","); 20736 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20737 UserHandle.USER_SYSTEM)); 20738 } 20739 } 20740 20741 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20742 packageName == null) { 20743 if (mIntentFilterVerifierComponent != null) { 20744 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20745 if (!checkin) { 20746 if (dumpState.onTitlePrinted()) 20747 pw.println(); 20748 pw.println("Intent Filter Verifier:"); 20749 pw.print(" Using: "); 20750 pw.print(verifierPackageName); 20751 pw.print(" (uid="); 20752 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20753 UserHandle.USER_SYSTEM)); 20754 pw.println(")"); 20755 } else if (verifierPackageName != null) { 20756 pw.print("ifv,"); pw.print(verifierPackageName); 20757 pw.print(","); 20758 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20759 UserHandle.USER_SYSTEM)); 20760 } 20761 } else { 20762 pw.println(); 20763 pw.println("No Intent Filter Verifier available!"); 20764 } 20765 } 20766 20767 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20768 boolean printedHeader = false; 20769 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20770 while (it.hasNext()) { 20771 String libName = it.next(); 20772 LongSparseArray<SharedLibraryEntry> versionedLib 20773 = mSharedLibraries.get(libName); 20774 if (versionedLib == null) { 20775 continue; 20776 } 20777 final int versionCount = versionedLib.size(); 20778 for (int i = 0; i < versionCount; i++) { 20779 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20780 if (!checkin) { 20781 if (!printedHeader) { 20782 if (dumpState.onTitlePrinted()) 20783 pw.println(); 20784 pw.println("Libraries:"); 20785 printedHeader = true; 20786 } 20787 pw.print(" "); 20788 } else { 20789 pw.print("lib,"); 20790 } 20791 pw.print(libEntry.info.getName()); 20792 if (libEntry.info.isStatic()) { 20793 pw.print(" version=" + libEntry.info.getLongVersion()); 20794 } 20795 if (!checkin) { 20796 pw.print(" -> "); 20797 } 20798 if (libEntry.path != null) { 20799 pw.print(" (jar) "); 20800 pw.print(libEntry.path); 20801 } else { 20802 pw.print(" (apk) "); 20803 pw.print(libEntry.apk); 20804 } 20805 pw.println(); 20806 } 20807 } 20808 } 20809 20810 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20811 if (dumpState.onTitlePrinted()) 20812 pw.println(); 20813 if (!checkin) { 20814 pw.println("Features:"); 20815 } 20816 20817 synchronized (mAvailableFeatures) { 20818 for (FeatureInfo feat : mAvailableFeatures.values()) { 20819 if (checkin) { 20820 pw.print("feat,"); 20821 pw.print(feat.name); 20822 pw.print(","); 20823 pw.println(feat.version); 20824 } else { 20825 pw.print(" "); 20826 pw.print(feat.name); 20827 if (feat.version > 0) { 20828 pw.print(" version="); 20829 pw.print(feat.version); 20830 } 20831 pw.println(); 20832 } 20833 } 20834 } 20835 } 20836 20837 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20838 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20839 : "Activity Resolver Table:", " ", packageName, 20840 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20841 dumpState.setTitlePrinted(true); 20842 } 20843 } 20844 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20845 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20846 : "Receiver Resolver Table:", " ", packageName, 20847 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20848 dumpState.setTitlePrinted(true); 20849 } 20850 } 20851 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20852 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20853 : "Service Resolver Table:", " ", packageName, 20854 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20855 dumpState.setTitlePrinted(true); 20856 } 20857 } 20858 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20859 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20860 : "Provider Resolver Table:", " ", packageName, 20861 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20862 dumpState.setTitlePrinted(true); 20863 } 20864 } 20865 20866 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20867 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20868 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20869 int user = mSettings.mPreferredActivities.keyAt(i); 20870 if (pir.dump(pw, 20871 dumpState.getTitlePrinted() 20872 ? "\nPreferred Activities User " + user + ":" 20873 : "Preferred Activities User " + user + ":", " ", 20874 packageName, true, false)) { 20875 dumpState.setTitlePrinted(true); 20876 } 20877 } 20878 } 20879 20880 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20881 pw.flush(); 20882 FileOutputStream fout = new FileOutputStream(fd); 20883 BufferedOutputStream str = new BufferedOutputStream(fout); 20884 XmlSerializer serializer = new FastXmlSerializer(); 20885 try { 20886 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20887 serializer.startDocument(null, true); 20888 serializer.setFeature( 20889 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20890 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20891 serializer.endDocument(); 20892 serializer.flush(); 20893 } catch (IllegalArgumentException e) { 20894 pw.println("Failed writing: " + e); 20895 } catch (IllegalStateException e) { 20896 pw.println("Failed writing: " + e); 20897 } catch (IOException e) { 20898 pw.println("Failed writing: " + e); 20899 } 20900 } 20901 20902 if (!checkin 20903 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20904 && packageName == null) { 20905 pw.println(); 20906 int count = mSettings.mPackages.size(); 20907 if (count == 0) { 20908 pw.println("No applications!"); 20909 pw.println(); 20910 } else { 20911 final String prefix = " "; 20912 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20913 if (allPackageSettings.size() == 0) { 20914 pw.println("No domain preferred apps!"); 20915 pw.println(); 20916 } else { 20917 pw.println("App verification status:"); 20918 pw.println(); 20919 count = 0; 20920 for (PackageSetting ps : allPackageSettings) { 20921 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20922 if (ivi == null || ivi.getPackageName() == null) continue; 20923 pw.println(prefix + "Package: " + ivi.getPackageName()); 20924 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20925 pw.println(prefix + "Status: " + ivi.getStatusString()); 20926 pw.println(); 20927 count++; 20928 } 20929 if (count == 0) { 20930 pw.println(prefix + "No app verification established."); 20931 pw.println(); 20932 } 20933 for (int userId : sUserManager.getUserIds()) { 20934 pw.println("App linkages for user " + userId + ":"); 20935 pw.println(); 20936 count = 0; 20937 for (PackageSetting ps : allPackageSettings) { 20938 final long status = ps.getDomainVerificationStatusForUser(userId); 20939 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20940 && !DEBUG_DOMAIN_VERIFICATION) { 20941 continue; 20942 } 20943 pw.println(prefix + "Package: " + ps.name); 20944 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20945 String statusStr = IntentFilterVerificationInfo. 20946 getStatusStringFromValue(status); 20947 pw.println(prefix + "Status: " + statusStr); 20948 pw.println(); 20949 count++; 20950 } 20951 if (count == 0) { 20952 pw.println(prefix + "No configured app linkages."); 20953 pw.println(); 20954 } 20955 } 20956 } 20957 } 20958 } 20959 20960 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20961 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20962 } 20963 20964 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20965 boolean printedSomething = false; 20966 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20967 if (packageName != null && !packageName.equals(p.info.packageName)) { 20968 continue; 20969 } 20970 if (!printedSomething) { 20971 if (dumpState.onTitlePrinted()) 20972 pw.println(); 20973 pw.println("Registered ContentProviders:"); 20974 printedSomething = true; 20975 } 20976 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20977 pw.print(" "); pw.println(p.toString()); 20978 } 20979 printedSomething = false; 20980 for (Map.Entry<String, PackageParser.Provider> entry : 20981 mProvidersByAuthority.entrySet()) { 20982 PackageParser.Provider p = entry.getValue(); 20983 if (packageName != null && !packageName.equals(p.info.packageName)) { 20984 continue; 20985 } 20986 if (!printedSomething) { 20987 if (dumpState.onTitlePrinted()) 20988 pw.println(); 20989 pw.println("ContentProvider Authorities:"); 20990 printedSomething = true; 20991 } 20992 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20993 pw.print(" "); pw.println(p.toString()); 20994 if (p.info != null && p.info.applicationInfo != null) { 20995 final String appInfo = p.info.applicationInfo.toString(); 20996 pw.print(" applicationInfo="); pw.println(appInfo); 20997 } 20998 } 20999 } 21000 21001 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21002 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21003 } 21004 21005 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21006 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21007 } 21008 21009 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21010 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21011 } 21012 21013 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21014 if (dumpState.onTitlePrinted()) pw.println(); 21015 pw.println("Package Changes:"); 21016 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21017 final int K = mChangedPackages.size(); 21018 for (int i = 0; i < K; i++) { 21019 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21020 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21021 final int N = changes.size(); 21022 if (N == 0) { 21023 pw.print(" "); pw.println("No packages changed"); 21024 } else { 21025 for (int j = 0; j < N; j++) { 21026 final String pkgName = changes.valueAt(j); 21027 final int sequenceNumber = changes.keyAt(j); 21028 pw.print(" "); 21029 pw.print("seq="); 21030 pw.print(sequenceNumber); 21031 pw.print(", package="); 21032 pw.println(pkgName); 21033 } 21034 } 21035 } 21036 } 21037 21038 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21039 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21040 } 21041 21042 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21043 // XXX should handle packageName != null by dumping only install data that 21044 // the given package is involved with. 21045 if (dumpState.onTitlePrinted()) pw.println(); 21046 21047 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21048 ipw.println(); 21049 ipw.println("Frozen packages:"); 21050 ipw.increaseIndent(); 21051 if (mFrozenPackages.size() == 0) { 21052 ipw.println("(none)"); 21053 } else { 21054 for (int i = 0; i < mFrozenPackages.size(); i++) { 21055 ipw.println(mFrozenPackages.valueAt(i)); 21056 } 21057 } 21058 ipw.decreaseIndent(); 21059 } 21060 21061 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21062 if (dumpState.onTitlePrinted()) pw.println(); 21063 21064 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21065 ipw.println(); 21066 ipw.println("Loaded volumes:"); 21067 ipw.increaseIndent(); 21068 if (mLoadedVolumes.size() == 0) { 21069 ipw.println("(none)"); 21070 } else { 21071 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21072 ipw.println(mLoadedVolumes.valueAt(i)); 21073 } 21074 } 21075 ipw.decreaseIndent(); 21076 } 21077 21078 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21079 && packageName == null) { 21080 if (dumpState.onTitlePrinted()) pw.println(); 21081 pw.println("Service permissions:"); 21082 21083 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21084 while (filterIterator.hasNext()) { 21085 final ServiceIntentInfo info = filterIterator.next(); 21086 final ServiceInfo serviceInfo = info.service.info; 21087 final String permission = serviceInfo.permission; 21088 if (permission != null) { 21089 pw.print(" "); 21090 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21091 pw.print(": "); 21092 pw.println(permission); 21093 } 21094 } 21095 } 21096 21097 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21098 if (dumpState.onTitlePrinted()) pw.println(); 21099 dumpDexoptStateLPr(pw, packageName); 21100 } 21101 21102 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21103 if (dumpState.onTitlePrinted()) pw.println(); 21104 dumpCompilerStatsLPr(pw, packageName); 21105 } 21106 21107 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21108 if (dumpState.onTitlePrinted()) pw.println(); 21109 mSettings.dumpReadMessagesLPr(pw, dumpState); 21110 21111 pw.println(); 21112 pw.println("Package warning messages:"); 21113 dumpCriticalInfo(pw, null); 21114 } 21115 21116 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21117 dumpCriticalInfo(pw, "msg,"); 21118 } 21119 } 21120 21121 // PackageInstaller should be called outside of mPackages lock 21122 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21123 // XXX should handle packageName != null by dumping only install data that 21124 // the given package is involved with. 21125 if (dumpState.onTitlePrinted()) pw.println(); 21126 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21127 } 21128 } 21129 21130 private void dumpProto(FileDescriptor fd) { 21131 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21132 21133 synchronized (mPackages) { 21134 final long requiredVerifierPackageToken = 21135 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21136 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21137 proto.write( 21138 PackageServiceDumpProto.PackageShortProto.UID, 21139 getPackageUid( 21140 mRequiredVerifierPackage, 21141 MATCH_DEBUG_TRIAGED_MISSING, 21142 UserHandle.USER_SYSTEM)); 21143 proto.end(requiredVerifierPackageToken); 21144 21145 if (mIntentFilterVerifierComponent != null) { 21146 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21147 final long verifierPackageToken = 21148 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21149 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21150 proto.write( 21151 PackageServiceDumpProto.PackageShortProto.UID, 21152 getPackageUid( 21153 verifierPackageName, 21154 MATCH_DEBUG_TRIAGED_MISSING, 21155 UserHandle.USER_SYSTEM)); 21156 proto.end(verifierPackageToken); 21157 } 21158 21159 dumpSharedLibrariesProto(proto); 21160 dumpFeaturesProto(proto); 21161 mSettings.dumpPackagesProto(proto); 21162 mSettings.dumpSharedUsersProto(proto); 21163 dumpCriticalInfo(proto); 21164 } 21165 proto.flush(); 21166 } 21167 21168 private void dumpFeaturesProto(ProtoOutputStream proto) { 21169 synchronized (mAvailableFeatures) { 21170 final int count = mAvailableFeatures.size(); 21171 for (int i = 0; i < count; i++) { 21172 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21173 } 21174 } 21175 } 21176 21177 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21178 final int count = mSharedLibraries.size(); 21179 for (int i = 0; i < count; i++) { 21180 final String libName = mSharedLibraries.keyAt(i); 21181 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21182 if (versionedLib == null) { 21183 continue; 21184 } 21185 final int versionCount = versionedLib.size(); 21186 for (int j = 0; j < versionCount; j++) { 21187 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21188 final long sharedLibraryToken = 21189 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21190 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21191 final boolean isJar = (libEntry.path != null); 21192 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21193 if (isJar) { 21194 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21195 } else { 21196 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21197 } 21198 proto.end(sharedLibraryToken); 21199 } 21200 } 21201 } 21202 21203 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21204 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21205 ipw.println(); 21206 ipw.println("Dexopt state:"); 21207 ipw.increaseIndent(); 21208 Collection<PackageParser.Package> packages = null; 21209 if (packageName != null) { 21210 PackageParser.Package targetPackage = mPackages.get(packageName); 21211 if (targetPackage != null) { 21212 packages = Collections.singletonList(targetPackage); 21213 } else { 21214 ipw.println("Unable to find package: " + packageName); 21215 return; 21216 } 21217 } else { 21218 packages = mPackages.values(); 21219 } 21220 21221 for (PackageParser.Package pkg : packages) { 21222 ipw.println("[" + pkg.packageName + "]"); 21223 ipw.increaseIndent(); 21224 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21225 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21226 ipw.decreaseIndent(); 21227 } 21228 } 21229 21230 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21231 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21232 ipw.println(); 21233 ipw.println("Compiler stats:"); 21234 ipw.increaseIndent(); 21235 Collection<PackageParser.Package> packages = null; 21236 if (packageName != null) { 21237 PackageParser.Package targetPackage = mPackages.get(packageName); 21238 if (targetPackage != null) { 21239 packages = Collections.singletonList(targetPackage); 21240 } else { 21241 ipw.println("Unable to find package: " + packageName); 21242 return; 21243 } 21244 } else { 21245 packages = mPackages.values(); 21246 } 21247 21248 for (PackageParser.Package pkg : packages) { 21249 ipw.println("[" + pkg.packageName + "]"); 21250 ipw.increaseIndent(); 21251 21252 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21253 if (stats == null) { 21254 ipw.println("(No recorded stats)"); 21255 } else { 21256 stats.dump(ipw); 21257 } 21258 ipw.decreaseIndent(); 21259 } 21260 } 21261 21262 private String dumpDomainString(String packageName) { 21263 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21264 .getList(); 21265 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21266 21267 ArraySet<String> result = new ArraySet<>(); 21268 if (iviList.size() > 0) { 21269 for (IntentFilterVerificationInfo ivi : iviList) { 21270 for (String host : ivi.getDomains()) { 21271 result.add(host); 21272 } 21273 } 21274 } 21275 if (filters != null && filters.size() > 0) { 21276 for (IntentFilter filter : filters) { 21277 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21278 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21279 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21280 result.addAll(filter.getHostsList()); 21281 } 21282 } 21283 } 21284 21285 StringBuilder sb = new StringBuilder(result.size() * 16); 21286 for (String domain : result) { 21287 if (sb.length() > 0) sb.append(" "); 21288 sb.append(domain); 21289 } 21290 return sb.toString(); 21291 } 21292 21293 // ------- apps on sdcard specific code ------- 21294 static final boolean DEBUG_SD_INSTALL = false; 21295 21296 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21297 21298 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21299 21300 private boolean mMediaMounted = false; 21301 21302 static String getEncryptKey() { 21303 try { 21304 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21305 SD_ENCRYPTION_KEYSTORE_NAME); 21306 if (sdEncKey == null) { 21307 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21308 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21309 if (sdEncKey == null) { 21310 Slog.e(TAG, "Failed to create encryption keys"); 21311 return null; 21312 } 21313 } 21314 return sdEncKey; 21315 } catch (NoSuchAlgorithmException nsae) { 21316 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21317 return null; 21318 } catch (IOException ioe) { 21319 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21320 return null; 21321 } 21322 } 21323 21324 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21325 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21326 final int size = infos.size(); 21327 final String[] packageNames = new String[size]; 21328 final int[] packageUids = new int[size]; 21329 for (int i = 0; i < size; i++) { 21330 final ApplicationInfo info = infos.get(i); 21331 packageNames[i] = info.packageName; 21332 packageUids[i] = info.uid; 21333 } 21334 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21335 finishedReceiver); 21336 } 21337 21338 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21339 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21340 sendResourcesChangedBroadcast(mediaStatus, replacing, 21341 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21342 } 21343 21344 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21345 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21346 int size = pkgList.length; 21347 if (size > 0) { 21348 // Send broadcasts here 21349 Bundle extras = new Bundle(); 21350 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21351 if (uidArr != null) { 21352 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21353 } 21354 if (replacing) { 21355 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21356 } 21357 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21358 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21359 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21360 } 21361 } 21362 21363 private void loadPrivatePackages(final VolumeInfo vol) { 21364 mHandler.post(new Runnable() { 21365 @Override 21366 public void run() { 21367 loadPrivatePackagesInner(vol); 21368 } 21369 }); 21370 } 21371 21372 private void loadPrivatePackagesInner(VolumeInfo vol) { 21373 final String volumeUuid = vol.fsUuid; 21374 if (TextUtils.isEmpty(volumeUuid)) { 21375 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21376 return; 21377 } 21378 21379 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21380 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21381 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21382 21383 final VersionInfo ver; 21384 final List<PackageSetting> packages; 21385 synchronized (mPackages) { 21386 ver = mSettings.findOrCreateVersion(volumeUuid); 21387 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21388 } 21389 21390 for (PackageSetting ps : packages) { 21391 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21392 synchronized (mInstallLock) { 21393 final PackageParser.Package pkg; 21394 try { 21395 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21396 loaded.add(pkg.applicationInfo); 21397 21398 } catch (PackageManagerException e) { 21399 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21400 } 21401 21402 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21403 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21404 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21405 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21406 } 21407 } 21408 } 21409 21410 // Reconcile app data for all started/unlocked users 21411 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21412 final UserManager um = mContext.getSystemService(UserManager.class); 21413 UserManagerInternal umInternal = getUserManagerInternal(); 21414 for (UserInfo user : um.getUsers()) { 21415 final int flags; 21416 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21417 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21418 } else if (umInternal.isUserRunning(user.id)) { 21419 flags = StorageManager.FLAG_STORAGE_DE; 21420 } else { 21421 continue; 21422 } 21423 21424 try { 21425 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21426 synchronized (mInstallLock) { 21427 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21428 } 21429 } catch (IllegalStateException e) { 21430 // Device was probably ejected, and we'll process that event momentarily 21431 Slog.w(TAG, "Failed to prepare storage: " + e); 21432 } 21433 } 21434 21435 synchronized (mPackages) { 21436 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21437 if (sdkUpdated) { 21438 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21439 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21440 } 21441 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21442 mPermissionCallback); 21443 21444 // Yay, everything is now upgraded 21445 ver.forceCurrent(); 21446 21447 mSettings.writeLPr(); 21448 } 21449 21450 for (PackageFreezer freezer : freezers) { 21451 freezer.close(); 21452 } 21453 21454 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21455 sendResourcesChangedBroadcast(true, false, loaded, null); 21456 mLoadedVolumes.add(vol.getId()); 21457 } 21458 21459 private void unloadPrivatePackages(final VolumeInfo vol) { 21460 mHandler.post(new Runnable() { 21461 @Override 21462 public void run() { 21463 unloadPrivatePackagesInner(vol); 21464 } 21465 }); 21466 } 21467 21468 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21469 final String volumeUuid = vol.fsUuid; 21470 if (TextUtils.isEmpty(volumeUuid)) { 21471 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21472 return; 21473 } 21474 21475 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21476 synchronized (mInstallLock) { 21477 synchronized (mPackages) { 21478 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21479 for (PackageSetting ps : packages) { 21480 if (ps.pkg == null) continue; 21481 21482 final ApplicationInfo info = ps.pkg.applicationInfo; 21483 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21484 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21485 21486 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21487 "unloadPrivatePackagesInner")) { 21488 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21489 false, null)) { 21490 unloaded.add(info); 21491 } else { 21492 Slog.w(TAG, "Failed to unload " + ps.codePath); 21493 } 21494 } 21495 21496 // Try very hard to release any references to this package 21497 // so we don't risk the system server being killed due to 21498 // open FDs 21499 AttributeCache.instance().removePackage(ps.name); 21500 } 21501 21502 mSettings.writeLPr(); 21503 } 21504 } 21505 21506 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21507 sendResourcesChangedBroadcast(false, false, unloaded, null); 21508 mLoadedVolumes.remove(vol.getId()); 21509 21510 // Try very hard to release any references to this path so we don't risk 21511 // the system server being killed due to open FDs 21512 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21513 21514 for (int i = 0; i < 3; i++) { 21515 System.gc(); 21516 System.runFinalization(); 21517 } 21518 } 21519 21520 private void assertPackageKnown(String volumeUuid, String packageName) 21521 throws PackageManagerException { 21522 synchronized (mPackages) { 21523 // Normalize package name to handle renamed packages 21524 packageName = normalizePackageNameLPr(packageName); 21525 21526 final PackageSetting ps = mSettings.mPackages.get(packageName); 21527 if (ps == null) { 21528 throw new PackageManagerException("Package " + packageName + " is unknown"); 21529 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21530 throw new PackageManagerException( 21531 "Package " + packageName + " found on unknown volume " + volumeUuid 21532 + "; expected volume " + ps.volumeUuid); 21533 } 21534 } 21535 } 21536 21537 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21538 throws PackageManagerException { 21539 synchronized (mPackages) { 21540 // Normalize package name to handle renamed packages 21541 packageName = normalizePackageNameLPr(packageName); 21542 21543 final PackageSetting ps = mSettings.mPackages.get(packageName); 21544 if (ps == null) { 21545 throw new PackageManagerException("Package " + packageName + " is unknown"); 21546 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21547 throw new PackageManagerException( 21548 "Package " + packageName + " found on unknown volume " + volumeUuid 21549 + "; expected volume " + ps.volumeUuid); 21550 } else if (!ps.getInstalled(userId)) { 21551 throw new PackageManagerException( 21552 "Package " + packageName + " not installed for user " + userId); 21553 } 21554 } 21555 } 21556 21557 private List<String> collectAbsoluteCodePaths() { 21558 synchronized (mPackages) { 21559 List<String> codePaths = new ArrayList<>(); 21560 final int packageCount = mSettings.mPackages.size(); 21561 for (int i = 0; i < packageCount; i++) { 21562 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21563 codePaths.add(ps.codePath.getAbsolutePath()); 21564 } 21565 return codePaths; 21566 } 21567 } 21568 21569 /** 21570 * Examine all apps present on given mounted volume, and destroy apps that 21571 * aren't expected, either due to uninstallation or reinstallation on 21572 * another volume. 21573 */ 21574 private void reconcileApps(String volumeUuid) { 21575 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21576 List<File> filesToDelete = null; 21577 21578 final File[] files = FileUtils.listFilesOrEmpty( 21579 Environment.getDataAppDirectory(volumeUuid)); 21580 for (File file : files) { 21581 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21582 && !PackageInstallerService.isStageName(file.getName()); 21583 if (!isPackage) { 21584 // Ignore entries which are not packages 21585 continue; 21586 } 21587 21588 String absolutePath = file.getAbsolutePath(); 21589 21590 boolean pathValid = false; 21591 final int absoluteCodePathCount = absoluteCodePaths.size(); 21592 for (int i = 0; i < absoluteCodePathCount; i++) { 21593 String absoluteCodePath = absoluteCodePaths.get(i); 21594 if (absolutePath.startsWith(absoluteCodePath)) { 21595 pathValid = true; 21596 break; 21597 } 21598 } 21599 21600 if (!pathValid) { 21601 if (filesToDelete == null) { 21602 filesToDelete = new ArrayList<>(); 21603 } 21604 filesToDelete.add(file); 21605 } 21606 } 21607 21608 if (filesToDelete != null) { 21609 final int fileToDeleteCount = filesToDelete.size(); 21610 for (int i = 0; i < fileToDeleteCount; i++) { 21611 File fileToDelete = filesToDelete.get(i); 21612 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21613 synchronized (mInstallLock) { 21614 removeCodePathLI(fileToDelete); 21615 } 21616 } 21617 } 21618 } 21619 21620 /** 21621 * Reconcile all app data for the given user. 21622 * <p> 21623 * Verifies that directories exist and that ownership and labeling is 21624 * correct for all installed apps on all mounted volumes. 21625 */ 21626 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21627 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21628 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21629 final String volumeUuid = vol.getFsUuid(); 21630 synchronized (mInstallLock) { 21631 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21632 } 21633 } 21634 } 21635 21636 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21637 boolean migrateAppData) { 21638 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21639 } 21640 21641 /** 21642 * Reconcile all app data on given mounted volume. 21643 * <p> 21644 * Destroys app data that isn't expected, either due to uninstallation or 21645 * reinstallation on another volume. 21646 * <p> 21647 * Verifies that directories exist and that ownership and labeling is 21648 * correct for all installed apps. 21649 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21650 */ 21651 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21652 boolean migrateAppData, boolean onlyCoreApps) { 21653 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21654 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21655 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21656 21657 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21658 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21659 21660 // First look for stale data that doesn't belong, and check if things 21661 // have changed since we did our last restorecon 21662 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21663 if (StorageManager.isFileEncryptedNativeOrEmulated() 21664 && !StorageManager.isUserKeyUnlocked(userId)) { 21665 throw new RuntimeException( 21666 "Yikes, someone asked us to reconcile CE storage while " + userId 21667 + " was still locked; this would have caused massive data loss!"); 21668 } 21669 21670 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21671 for (File file : files) { 21672 final String packageName = file.getName(); 21673 try { 21674 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21675 } catch (PackageManagerException e) { 21676 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21677 try { 21678 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21679 StorageManager.FLAG_STORAGE_CE, 0); 21680 } catch (InstallerException e2) { 21681 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21682 } 21683 } 21684 } 21685 } 21686 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21687 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21688 for (File file : files) { 21689 final String packageName = file.getName(); 21690 try { 21691 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21692 } catch (PackageManagerException e) { 21693 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21694 try { 21695 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21696 StorageManager.FLAG_STORAGE_DE, 0); 21697 } catch (InstallerException e2) { 21698 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21699 } 21700 } 21701 } 21702 } 21703 21704 // Ensure that data directories are ready to roll for all packages 21705 // installed for this volume and user 21706 final List<PackageSetting> packages; 21707 synchronized (mPackages) { 21708 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21709 } 21710 int preparedCount = 0; 21711 for (PackageSetting ps : packages) { 21712 final String packageName = ps.name; 21713 if (ps.pkg == null) { 21714 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21715 // TODO: might be due to legacy ASEC apps; we should circle back 21716 // and reconcile again once they're scanned 21717 continue; 21718 } 21719 // Skip non-core apps if requested 21720 if (onlyCoreApps && !ps.pkg.coreApp) { 21721 result.add(packageName); 21722 continue; 21723 } 21724 21725 if (ps.getInstalled(userId)) { 21726 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21727 preparedCount++; 21728 } 21729 } 21730 21731 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21732 return result; 21733 } 21734 21735 /** 21736 * Prepare app data for the given app just after it was installed or 21737 * upgraded. This method carefully only touches users that it's installed 21738 * for, and it forces a restorecon to handle any seinfo changes. 21739 * <p> 21740 * Verifies that directories exist and that ownership and labeling is 21741 * correct for all installed apps. If there is an ownership mismatch, it 21742 * will try recovering system apps by wiping data; third-party app data is 21743 * left intact. 21744 * <p> 21745 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21746 */ 21747 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21748 final PackageSetting ps; 21749 synchronized (mPackages) { 21750 ps = mSettings.mPackages.get(pkg.packageName); 21751 mSettings.writeKernelMappingLPr(ps); 21752 } 21753 21754 final UserManager um = mContext.getSystemService(UserManager.class); 21755 UserManagerInternal umInternal = getUserManagerInternal(); 21756 for (UserInfo user : um.getUsers()) { 21757 final int flags; 21758 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21759 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21760 } else if (umInternal.isUserRunning(user.id)) { 21761 flags = StorageManager.FLAG_STORAGE_DE; 21762 } else { 21763 continue; 21764 } 21765 21766 if (ps.getInstalled(user.id)) { 21767 // TODO: when user data is locked, mark that we're still dirty 21768 prepareAppDataLIF(pkg, user.id, flags); 21769 } 21770 } 21771 } 21772 21773 /** 21774 * Prepare app data for the given app. 21775 * <p> 21776 * Verifies that directories exist and that ownership and labeling is 21777 * correct for all installed apps. If there is an ownership mismatch, this 21778 * will try recovering system apps by wiping data; third-party app data is 21779 * left intact. 21780 */ 21781 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21782 if (pkg == null) { 21783 Slog.wtf(TAG, "Package was null!", new Throwable()); 21784 return; 21785 } 21786 prepareAppDataLeafLIF(pkg, userId, flags); 21787 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21788 for (int i = 0; i < childCount; i++) { 21789 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21790 } 21791 } 21792 21793 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21794 boolean maybeMigrateAppData) { 21795 prepareAppDataLIF(pkg, userId, flags); 21796 21797 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21798 // We may have just shuffled around app data directories, so 21799 // prepare them one more time 21800 prepareAppDataLIF(pkg, userId, flags); 21801 } 21802 } 21803 21804 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21805 if (DEBUG_APP_DATA) { 21806 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21807 + Integer.toHexString(flags)); 21808 } 21809 21810 final String volumeUuid = pkg.volumeUuid; 21811 final String packageName = pkg.packageName; 21812 final ApplicationInfo app = pkg.applicationInfo; 21813 final int appId = UserHandle.getAppId(app.uid); 21814 21815 Preconditions.checkNotNull(app.seInfo); 21816 21817 long ceDataInode = -1; 21818 try { 21819 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21820 appId, app.seInfo, app.targetSdkVersion); 21821 } catch (InstallerException e) { 21822 if (app.isSystemApp()) { 21823 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21824 + ", but trying to recover: " + e); 21825 destroyAppDataLeafLIF(pkg, userId, flags); 21826 try { 21827 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21828 appId, app.seInfo, app.targetSdkVersion); 21829 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21830 } catch (InstallerException e2) { 21831 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21832 } 21833 } else { 21834 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21835 } 21836 } 21837 21838 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21839 // TODO: mark this structure as dirty so we persist it! 21840 synchronized (mPackages) { 21841 final PackageSetting ps = mSettings.mPackages.get(packageName); 21842 if (ps != null) { 21843 ps.setCeDataInode(ceDataInode, userId); 21844 } 21845 } 21846 } 21847 21848 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21849 } 21850 21851 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21852 if (pkg == null) { 21853 Slog.wtf(TAG, "Package was null!", new Throwable()); 21854 return; 21855 } 21856 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21857 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21858 for (int i = 0; i < childCount; i++) { 21859 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21860 } 21861 } 21862 21863 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21864 final String volumeUuid = pkg.volumeUuid; 21865 final String packageName = pkg.packageName; 21866 final ApplicationInfo app = pkg.applicationInfo; 21867 21868 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21869 // Create a native library symlink only if we have native libraries 21870 // and if the native libraries are 32 bit libraries. We do not provide 21871 // this symlink for 64 bit libraries. 21872 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21873 final String nativeLibPath = app.nativeLibraryDir; 21874 try { 21875 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21876 nativeLibPath, userId); 21877 } catch (InstallerException e) { 21878 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21879 } 21880 } 21881 } 21882 } 21883 21884 /** 21885 * For system apps on non-FBE devices, this method migrates any existing 21886 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21887 * requested by the app. 21888 */ 21889 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21890 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 21891 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21892 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21893 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21894 try { 21895 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21896 storageTarget); 21897 } catch (InstallerException e) { 21898 logCriticalInfo(Log.WARN, 21899 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21900 } 21901 return true; 21902 } else { 21903 return false; 21904 } 21905 } 21906 21907 public PackageFreezer freezePackage(String packageName, String killReason) { 21908 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21909 } 21910 21911 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21912 return new PackageFreezer(packageName, userId, killReason); 21913 } 21914 21915 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21916 String killReason) { 21917 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21918 } 21919 21920 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21921 String killReason) { 21922 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21923 return new PackageFreezer(); 21924 } else { 21925 return freezePackage(packageName, userId, killReason); 21926 } 21927 } 21928 21929 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21930 String killReason) { 21931 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21932 } 21933 21934 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21935 String killReason) { 21936 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21937 return new PackageFreezer(); 21938 } else { 21939 return freezePackage(packageName, userId, killReason); 21940 } 21941 } 21942 21943 /** 21944 * Class that freezes and kills the given package upon creation, and 21945 * unfreezes it upon closing. This is typically used when doing surgery on 21946 * app code/data to prevent the app from running while you're working. 21947 */ 21948 private class PackageFreezer implements AutoCloseable { 21949 private final String mPackageName; 21950 private final PackageFreezer[] mChildren; 21951 21952 private final boolean mWeFroze; 21953 21954 private final AtomicBoolean mClosed = new AtomicBoolean(); 21955 private final CloseGuard mCloseGuard = CloseGuard.get(); 21956 21957 /** 21958 * Create and return a stub freezer that doesn't actually do anything, 21959 * typically used when someone requested 21960 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21961 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21962 */ 21963 public PackageFreezer() { 21964 mPackageName = null; 21965 mChildren = null; 21966 mWeFroze = false; 21967 mCloseGuard.open("close"); 21968 } 21969 21970 public PackageFreezer(String packageName, int userId, String killReason) { 21971 synchronized (mPackages) { 21972 mPackageName = packageName; 21973 mWeFroze = mFrozenPackages.add(mPackageName); 21974 21975 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21976 if (ps != null) { 21977 killApplication(ps.name, ps.appId, userId, killReason); 21978 } 21979 21980 final PackageParser.Package p = mPackages.get(packageName); 21981 if (p != null && p.childPackages != null) { 21982 final int N = p.childPackages.size(); 21983 mChildren = new PackageFreezer[N]; 21984 for (int i = 0; i < N; i++) { 21985 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21986 userId, killReason); 21987 } 21988 } else { 21989 mChildren = null; 21990 } 21991 } 21992 mCloseGuard.open("close"); 21993 } 21994 21995 @Override 21996 protected void finalize() throws Throwable { 21997 try { 21998 if (mCloseGuard != null) { 21999 mCloseGuard.warnIfOpen(); 22000 } 22001 22002 close(); 22003 } finally { 22004 super.finalize(); 22005 } 22006 } 22007 22008 @Override 22009 public void close() { 22010 mCloseGuard.close(); 22011 if (mClosed.compareAndSet(false, true)) { 22012 synchronized (mPackages) { 22013 if (mWeFroze) { 22014 mFrozenPackages.remove(mPackageName); 22015 } 22016 22017 if (mChildren != null) { 22018 for (PackageFreezer freezer : mChildren) { 22019 freezer.close(); 22020 } 22021 } 22022 } 22023 } 22024 } 22025 } 22026 22027 /** 22028 * Verify that given package is currently frozen. 22029 */ 22030 private void checkPackageFrozen(String packageName) { 22031 synchronized (mPackages) { 22032 if (!mFrozenPackages.contains(packageName)) { 22033 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22034 } 22035 } 22036 } 22037 22038 @Override 22039 public int movePackage(final String packageName, final String volumeUuid) { 22040 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22041 22042 final int callingUid = Binder.getCallingUid(); 22043 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22044 final int moveId = mNextMoveId.getAndIncrement(); 22045 mHandler.post(new Runnable() { 22046 @Override 22047 public void run() { 22048 try { 22049 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22050 } catch (PackageManagerException e) { 22051 Slog.w(TAG, "Failed to move " + packageName, e); 22052 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22053 } 22054 } 22055 }); 22056 return moveId; 22057 } 22058 22059 private void movePackageInternal(final String packageName, final String volumeUuid, 22060 final int moveId, final int callingUid, UserHandle user) 22061 throws PackageManagerException { 22062 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22063 final PackageManager pm = mContext.getPackageManager(); 22064 22065 final boolean currentAsec; 22066 final String currentVolumeUuid; 22067 final File codeFile; 22068 final String installerPackageName; 22069 final String packageAbiOverride; 22070 final int appId; 22071 final String seinfo; 22072 final String label; 22073 final int targetSdkVersion; 22074 final PackageFreezer freezer; 22075 final int[] installedUserIds; 22076 22077 // reader 22078 synchronized (mPackages) { 22079 final PackageParser.Package pkg = mPackages.get(packageName); 22080 final PackageSetting ps = mSettings.mPackages.get(packageName); 22081 if (pkg == null 22082 || ps == null 22083 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22084 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22085 } 22086 if (pkg.applicationInfo.isSystemApp()) { 22087 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22088 "Cannot move system application"); 22089 } 22090 22091 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22092 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22093 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22094 if (isInternalStorage && !allow3rdPartyOnInternal) { 22095 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22096 "3rd party apps are not allowed on internal storage"); 22097 } 22098 22099 if (pkg.applicationInfo.isExternalAsec()) { 22100 currentAsec = true; 22101 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22102 } else if (pkg.applicationInfo.isForwardLocked()) { 22103 currentAsec = true; 22104 currentVolumeUuid = "forward_locked"; 22105 } else { 22106 currentAsec = false; 22107 currentVolumeUuid = ps.volumeUuid; 22108 22109 final File probe = new File(pkg.codePath); 22110 final File probeOat = new File(probe, "oat"); 22111 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22112 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22113 "Move only supported for modern cluster style installs"); 22114 } 22115 } 22116 22117 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22118 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22119 "Package already moved to " + volumeUuid); 22120 } 22121 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22122 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22123 "Device admin cannot be moved"); 22124 } 22125 22126 if (mFrozenPackages.contains(packageName)) { 22127 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22128 "Failed to move already frozen package"); 22129 } 22130 22131 codeFile = new File(pkg.codePath); 22132 installerPackageName = ps.installerPackageName; 22133 packageAbiOverride = ps.cpuAbiOverrideString; 22134 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22135 seinfo = pkg.applicationInfo.seInfo; 22136 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22137 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22138 freezer = freezePackage(packageName, "movePackageInternal"); 22139 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22140 } 22141 22142 final Bundle extras = new Bundle(); 22143 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22144 extras.putString(Intent.EXTRA_TITLE, label); 22145 mMoveCallbacks.notifyCreated(moveId, extras); 22146 22147 int installFlags; 22148 final boolean moveCompleteApp; 22149 final File measurePath; 22150 22151 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22152 installFlags = INSTALL_INTERNAL; 22153 moveCompleteApp = !currentAsec; 22154 measurePath = Environment.getDataAppDirectory(volumeUuid); 22155 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22156 installFlags = INSTALL_EXTERNAL; 22157 moveCompleteApp = false; 22158 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22159 } else { 22160 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22161 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22162 || !volume.isMountedWritable()) { 22163 freezer.close(); 22164 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22165 "Move location not mounted private volume"); 22166 } 22167 22168 Preconditions.checkState(!currentAsec); 22169 22170 installFlags = INSTALL_INTERNAL; 22171 moveCompleteApp = true; 22172 measurePath = Environment.getDataAppDirectory(volumeUuid); 22173 } 22174 22175 // If we're moving app data around, we need all the users unlocked 22176 if (moveCompleteApp) { 22177 for (int userId : installedUserIds) { 22178 if (StorageManager.isFileEncryptedNativeOrEmulated() 22179 && !StorageManager.isUserKeyUnlocked(userId)) { 22180 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22181 "User " + userId + " must be unlocked"); 22182 } 22183 } 22184 } 22185 22186 final PackageStats stats = new PackageStats(null, -1); 22187 synchronized (mInstaller) { 22188 for (int userId : installedUserIds) { 22189 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22190 freezer.close(); 22191 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22192 "Failed to measure package size"); 22193 } 22194 } 22195 } 22196 22197 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22198 + stats.dataSize); 22199 22200 final long startFreeBytes = measurePath.getUsableSpace(); 22201 final long sizeBytes; 22202 if (moveCompleteApp) { 22203 sizeBytes = stats.codeSize + stats.dataSize; 22204 } else { 22205 sizeBytes = stats.codeSize; 22206 } 22207 22208 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22209 freezer.close(); 22210 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22211 "Not enough free space to move"); 22212 } 22213 22214 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22215 22216 final CountDownLatch installedLatch = new CountDownLatch(1); 22217 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22218 @Override 22219 public void onUserActionRequired(Intent intent) throws RemoteException { 22220 throw new IllegalStateException(); 22221 } 22222 22223 @Override 22224 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22225 Bundle extras) throws RemoteException { 22226 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22227 + PackageManager.installStatusToString(returnCode, msg)); 22228 22229 installedLatch.countDown(); 22230 freezer.close(); 22231 22232 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22233 switch (status) { 22234 case PackageInstaller.STATUS_SUCCESS: 22235 mMoveCallbacks.notifyStatusChanged(moveId, 22236 PackageManager.MOVE_SUCCEEDED); 22237 break; 22238 case PackageInstaller.STATUS_FAILURE_STORAGE: 22239 mMoveCallbacks.notifyStatusChanged(moveId, 22240 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22241 break; 22242 default: 22243 mMoveCallbacks.notifyStatusChanged(moveId, 22244 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22245 break; 22246 } 22247 } 22248 }; 22249 22250 final MoveInfo move; 22251 if (moveCompleteApp) { 22252 // Kick off a thread to report progress estimates 22253 new Thread() { 22254 @Override 22255 public void run() { 22256 while (true) { 22257 try { 22258 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22259 break; 22260 } 22261 } catch (InterruptedException ignored) { 22262 } 22263 22264 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22265 final int progress = 10 + (int) MathUtils.constrain( 22266 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22267 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22268 } 22269 } 22270 }.start(); 22271 22272 final String dataAppName = codeFile.getName(); 22273 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22274 dataAppName, appId, seinfo, targetSdkVersion); 22275 } else { 22276 move = null; 22277 } 22278 22279 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22280 22281 final Message msg = mHandler.obtainMessage(INIT_COPY); 22282 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22283 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22284 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22285 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22286 PackageManager.INSTALL_REASON_UNKNOWN); 22287 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22288 msg.obj = params; 22289 22290 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22291 System.identityHashCode(msg.obj)); 22292 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22293 System.identityHashCode(msg.obj)); 22294 22295 mHandler.sendMessage(msg); 22296 } 22297 22298 @Override 22299 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22300 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22301 22302 final int realMoveId = mNextMoveId.getAndIncrement(); 22303 final Bundle extras = new Bundle(); 22304 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22305 mMoveCallbacks.notifyCreated(realMoveId, extras); 22306 22307 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22308 @Override 22309 public void onCreated(int moveId, Bundle extras) { 22310 // Ignored 22311 } 22312 22313 @Override 22314 public void onStatusChanged(int moveId, int status, long estMillis) { 22315 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22316 } 22317 }; 22318 22319 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22320 storage.setPrimaryStorageUuid(volumeUuid, callback); 22321 return realMoveId; 22322 } 22323 22324 @Override 22325 public int getMoveStatus(int moveId) { 22326 mContext.enforceCallingOrSelfPermission( 22327 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22328 return mMoveCallbacks.mLastStatus.get(moveId); 22329 } 22330 22331 @Override 22332 public void registerMoveCallback(IPackageMoveObserver callback) { 22333 mContext.enforceCallingOrSelfPermission( 22334 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22335 mMoveCallbacks.register(callback); 22336 } 22337 22338 @Override 22339 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22340 mContext.enforceCallingOrSelfPermission( 22341 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22342 mMoveCallbacks.unregister(callback); 22343 } 22344 22345 @Override 22346 public boolean setInstallLocation(int loc) { 22347 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22348 null); 22349 if (getInstallLocation() == loc) { 22350 return true; 22351 } 22352 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22353 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22354 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22355 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22356 return true; 22357 } 22358 return false; 22359 } 22360 22361 @Override 22362 public int getInstallLocation() { 22363 // allow instant app access 22364 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22365 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22366 PackageHelper.APP_INSTALL_AUTO); 22367 } 22368 22369 /** Called by UserManagerService */ 22370 void cleanUpUser(UserManagerService userManager, int userHandle) { 22371 synchronized (mPackages) { 22372 mDirtyUsers.remove(userHandle); 22373 mUserNeedsBadging.delete(userHandle); 22374 mSettings.removeUserLPw(userHandle); 22375 mPendingBroadcasts.remove(userHandle); 22376 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22377 removeUnusedPackagesLPw(userManager, userHandle); 22378 } 22379 } 22380 22381 /** 22382 * We're removing userHandle and would like to remove any downloaded packages 22383 * that are no longer in use by any other user. 22384 * @param userHandle the user being removed 22385 */ 22386 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22387 final boolean DEBUG_CLEAN_APKS = false; 22388 int [] users = userManager.getUserIds(); 22389 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22390 while (psit.hasNext()) { 22391 PackageSetting ps = psit.next(); 22392 if (ps.pkg == null) { 22393 continue; 22394 } 22395 final String packageName = ps.pkg.packageName; 22396 // Skip over if system app 22397 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22398 continue; 22399 } 22400 if (DEBUG_CLEAN_APKS) { 22401 Slog.i(TAG, "Checking package " + packageName); 22402 } 22403 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22404 if (keep) { 22405 if (DEBUG_CLEAN_APKS) { 22406 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22407 } 22408 } else { 22409 for (int i = 0; i < users.length; i++) { 22410 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22411 keep = true; 22412 if (DEBUG_CLEAN_APKS) { 22413 Slog.i(TAG, " Keeping package " + packageName + " for user " 22414 + users[i]); 22415 } 22416 break; 22417 } 22418 } 22419 } 22420 if (!keep) { 22421 if (DEBUG_CLEAN_APKS) { 22422 Slog.i(TAG, " Removing package " + packageName); 22423 } 22424 mHandler.post(new Runnable() { 22425 public void run() { 22426 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22427 userHandle, 0); 22428 } //end run 22429 }); 22430 } 22431 } 22432 } 22433 22434 /** Called by UserManagerService */ 22435 void createNewUser(int userId, String[] disallowedPackages) { 22436 synchronized (mInstallLock) { 22437 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22438 } 22439 synchronized (mPackages) { 22440 scheduleWritePackageRestrictionsLocked(userId); 22441 scheduleWritePackageListLocked(userId); 22442 applyFactoryDefaultBrowserLPw(userId); 22443 primeDomainVerificationsLPw(userId); 22444 } 22445 } 22446 22447 void onNewUserCreated(final int userId) { 22448 synchronized(mPackages) { 22449 mDefaultPermissionPolicy.grantDefaultPermissions(mPackages.values(), userId); 22450 // If permission review for legacy apps is required, we represent 22451 // dagerous permissions for such apps as always granted runtime 22452 // permissions to keep per user flag state whether review is needed. 22453 // Hence, if a new user is added we have to propagate dangerous 22454 // permission grants for these legacy apps. 22455 if (mSettings.mPermissions.mPermissionReviewRequired) { 22456// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22457 mPermissionManager.updateAllPermissions( 22458 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22459 mPermissionCallback); 22460 } 22461 } 22462 } 22463 22464 @Override 22465 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22466 mContext.enforceCallingOrSelfPermission( 22467 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22468 "Only package verification agents can read the verifier device identity"); 22469 22470 synchronized (mPackages) { 22471 return mSettings.getVerifierDeviceIdentityLPw(); 22472 } 22473 } 22474 22475 @Override 22476 public void setPermissionEnforced(String permission, boolean enforced) { 22477 // TODO: Now that we no longer change GID for storage, this should to away. 22478 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22479 "setPermissionEnforced"); 22480 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22481 synchronized (mPackages) { 22482 if (mSettings.mReadExternalStorageEnforced == null 22483 || mSettings.mReadExternalStorageEnforced != enforced) { 22484 mSettings.mReadExternalStorageEnforced = 22485 enforced ? Boolean.TRUE : Boolean.FALSE; 22486 mSettings.writeLPr(); 22487 } 22488 } 22489 // kill any non-foreground processes so we restart them and 22490 // grant/revoke the GID. 22491 final IActivityManager am = ActivityManager.getService(); 22492 if (am != null) { 22493 final long token = Binder.clearCallingIdentity(); 22494 try { 22495 am.killProcessesBelowForeground("setPermissionEnforcement"); 22496 } catch (RemoteException e) { 22497 } finally { 22498 Binder.restoreCallingIdentity(token); 22499 } 22500 } 22501 } else { 22502 throw new IllegalArgumentException("No selective enforcement for " + permission); 22503 } 22504 } 22505 22506 @Override 22507 @Deprecated 22508 public boolean isPermissionEnforced(String permission) { 22509 // allow instant applications 22510 return true; 22511 } 22512 22513 @Override 22514 public boolean isStorageLow() { 22515 // allow instant applications 22516 final long token = Binder.clearCallingIdentity(); 22517 try { 22518 final DeviceStorageMonitorInternal 22519 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22520 if (dsm != null) { 22521 return dsm.isMemoryLow(); 22522 } else { 22523 return false; 22524 } 22525 } finally { 22526 Binder.restoreCallingIdentity(token); 22527 } 22528 } 22529 22530 @Override 22531 public IPackageInstaller getPackageInstaller() { 22532 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22533 return null; 22534 } 22535 return mInstallerService; 22536 } 22537 22538 @Override 22539 public IArtManager getArtManager() { 22540 return mArtManagerService; 22541 } 22542 22543 private boolean userNeedsBadging(int userId) { 22544 int index = mUserNeedsBadging.indexOfKey(userId); 22545 if (index < 0) { 22546 final UserInfo userInfo; 22547 final long token = Binder.clearCallingIdentity(); 22548 try { 22549 userInfo = sUserManager.getUserInfo(userId); 22550 } finally { 22551 Binder.restoreCallingIdentity(token); 22552 } 22553 final boolean b; 22554 if (userInfo != null && userInfo.isManagedProfile()) { 22555 b = true; 22556 } else { 22557 b = false; 22558 } 22559 mUserNeedsBadging.put(userId, b); 22560 return b; 22561 } 22562 return mUserNeedsBadging.valueAt(index); 22563 } 22564 22565 @Override 22566 public KeySet getKeySetByAlias(String packageName, String alias) { 22567 if (packageName == null || alias == null) { 22568 return null; 22569 } 22570 synchronized(mPackages) { 22571 final PackageParser.Package pkg = mPackages.get(packageName); 22572 if (pkg == null) { 22573 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22574 throw new IllegalArgumentException("Unknown package: " + packageName); 22575 } 22576 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22577 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 22578 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 22579 throw new IllegalArgumentException("Unknown package: " + packageName); 22580 } 22581 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22582 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22583 } 22584 } 22585 22586 @Override 22587 public KeySet getSigningKeySet(String packageName) { 22588 if (packageName == null) { 22589 return null; 22590 } 22591 synchronized(mPackages) { 22592 final int callingUid = Binder.getCallingUid(); 22593 final int callingUserId = UserHandle.getUserId(callingUid); 22594 final PackageParser.Package pkg = mPackages.get(packageName); 22595 if (pkg == null) { 22596 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22597 throw new IllegalArgumentException("Unknown package: " + packageName); 22598 } 22599 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22600 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 22601 // filter and pretend the package doesn't exist 22602 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 22603 + ", uid:" + callingUid); 22604 throw new IllegalArgumentException("Unknown package: " + packageName); 22605 } 22606 if (pkg.applicationInfo.uid != callingUid 22607 && Process.SYSTEM_UID != callingUid) { 22608 throw new SecurityException("May not access signing KeySet of other apps."); 22609 } 22610 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22611 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22612 } 22613 } 22614 22615 @Override 22616 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22617 final int callingUid = Binder.getCallingUid(); 22618 if (getInstantAppPackageName(callingUid) != null) { 22619 return false; 22620 } 22621 if (packageName == null || ks == null) { 22622 return false; 22623 } 22624 synchronized(mPackages) { 22625 final PackageParser.Package pkg = mPackages.get(packageName); 22626 if (pkg == null 22627 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 22628 UserHandle.getUserId(callingUid))) { 22629 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22630 throw new IllegalArgumentException("Unknown package: " + packageName); 22631 } 22632 IBinder ksh = ks.getToken(); 22633 if (ksh instanceof KeySetHandle) { 22634 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22635 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22636 } 22637 return false; 22638 } 22639 } 22640 22641 @Override 22642 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22643 final int callingUid = Binder.getCallingUid(); 22644 if (getInstantAppPackageName(callingUid) != null) { 22645 return false; 22646 } 22647 if (packageName == null || ks == null) { 22648 return false; 22649 } 22650 synchronized(mPackages) { 22651 final PackageParser.Package pkg = mPackages.get(packageName); 22652 if (pkg == null 22653 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 22654 UserHandle.getUserId(callingUid))) { 22655 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22656 throw new IllegalArgumentException("Unknown package: " + packageName); 22657 } 22658 IBinder ksh = ks.getToken(); 22659 if (ksh instanceof KeySetHandle) { 22660 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22661 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22662 } 22663 return false; 22664 } 22665 } 22666 22667 private void deletePackageIfUnusedLPr(final String packageName) { 22668 PackageSetting ps = mSettings.mPackages.get(packageName); 22669 if (ps == null) { 22670 return; 22671 } 22672 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22673 // TODO Implement atomic delete if package is unused 22674 // It is currently possible that the package will be deleted even if it is installed 22675 // after this method returns. 22676 mHandler.post(new Runnable() { 22677 public void run() { 22678 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22679 0, PackageManager.DELETE_ALL_USERS); 22680 } 22681 }); 22682 } 22683 } 22684 22685 /** 22686 * Check and throw if the given before/after packages would be considered a 22687 * downgrade. 22688 */ 22689 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22690 throws PackageManagerException { 22691 if (after.getLongVersionCode() < before.getLongVersionCode()) { 22692 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22693 "Update version code " + after.versionCode + " is older than current " 22694 + before.getLongVersionCode()); 22695 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 22696 if (after.baseRevisionCode < before.baseRevisionCode) { 22697 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22698 "Update base revision code " + after.baseRevisionCode 22699 + " is older than current " + before.baseRevisionCode); 22700 } 22701 22702 if (!ArrayUtils.isEmpty(after.splitNames)) { 22703 for (int i = 0; i < after.splitNames.length; i++) { 22704 final String splitName = after.splitNames[i]; 22705 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22706 if (j != -1) { 22707 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22708 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22709 "Update split " + splitName + " revision code " 22710 + after.splitRevisionCodes[i] + " is older than current " 22711 + before.splitRevisionCodes[j]); 22712 } 22713 } 22714 } 22715 } 22716 } 22717 } 22718 22719 private static class MoveCallbacks extends Handler { 22720 private static final int MSG_CREATED = 1; 22721 private static final int MSG_STATUS_CHANGED = 2; 22722 22723 private final RemoteCallbackList<IPackageMoveObserver> 22724 mCallbacks = new RemoteCallbackList<>(); 22725 22726 private final SparseIntArray mLastStatus = new SparseIntArray(); 22727 22728 public MoveCallbacks(Looper looper) { 22729 super(looper); 22730 } 22731 22732 public void register(IPackageMoveObserver callback) { 22733 mCallbacks.register(callback); 22734 } 22735 22736 public void unregister(IPackageMoveObserver callback) { 22737 mCallbacks.unregister(callback); 22738 } 22739 22740 @Override 22741 public void handleMessage(Message msg) { 22742 final SomeArgs args = (SomeArgs) msg.obj; 22743 final int n = mCallbacks.beginBroadcast(); 22744 for (int i = 0; i < n; i++) { 22745 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22746 try { 22747 invokeCallback(callback, msg.what, args); 22748 } catch (RemoteException ignored) { 22749 } 22750 } 22751 mCallbacks.finishBroadcast(); 22752 args.recycle(); 22753 } 22754 22755 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22756 throws RemoteException { 22757 switch (what) { 22758 case MSG_CREATED: { 22759 callback.onCreated(args.argi1, (Bundle) args.arg2); 22760 break; 22761 } 22762 case MSG_STATUS_CHANGED: { 22763 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22764 break; 22765 } 22766 } 22767 } 22768 22769 private void notifyCreated(int moveId, Bundle extras) { 22770 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22771 22772 final SomeArgs args = SomeArgs.obtain(); 22773 args.argi1 = moveId; 22774 args.arg2 = extras; 22775 obtainMessage(MSG_CREATED, args).sendToTarget(); 22776 } 22777 22778 private void notifyStatusChanged(int moveId, int status) { 22779 notifyStatusChanged(moveId, status, -1); 22780 } 22781 22782 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22783 Slog.v(TAG, "Move " + moveId + " status " + status); 22784 22785 final SomeArgs args = SomeArgs.obtain(); 22786 args.argi1 = moveId; 22787 args.argi2 = status; 22788 args.arg3 = estMillis; 22789 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22790 22791 synchronized (mLastStatus) { 22792 mLastStatus.put(moveId, status); 22793 } 22794 } 22795 } 22796 22797 private final static class OnPermissionChangeListeners extends Handler { 22798 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22799 22800 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22801 new RemoteCallbackList<>(); 22802 22803 public OnPermissionChangeListeners(Looper looper) { 22804 super(looper); 22805 } 22806 22807 @Override 22808 public void handleMessage(Message msg) { 22809 switch (msg.what) { 22810 case MSG_ON_PERMISSIONS_CHANGED: { 22811 final int uid = msg.arg1; 22812 handleOnPermissionsChanged(uid); 22813 } break; 22814 } 22815 } 22816 22817 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22818 mPermissionListeners.register(listener); 22819 22820 } 22821 22822 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22823 mPermissionListeners.unregister(listener); 22824 } 22825 22826 public void onPermissionsChanged(int uid) { 22827 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22828 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22829 } 22830 } 22831 22832 private void handleOnPermissionsChanged(int uid) { 22833 final int count = mPermissionListeners.beginBroadcast(); 22834 try { 22835 for (int i = 0; i < count; i++) { 22836 IOnPermissionsChangeListener callback = mPermissionListeners 22837 .getBroadcastItem(i); 22838 try { 22839 callback.onPermissionsChanged(uid); 22840 } catch (RemoteException e) { 22841 Log.e(TAG, "Permission listener is dead", e); 22842 } 22843 } 22844 } finally { 22845 mPermissionListeners.finishBroadcast(); 22846 } 22847 } 22848 } 22849 22850 private class PackageManagerNative extends IPackageManagerNative.Stub { 22851 @Override 22852 public String[] getNamesForUids(int[] uids) throws RemoteException { 22853 final String[] results = PackageManagerService.this.getNamesForUids(uids); 22854 // massage results so they can be parsed by the native binder 22855 for (int i = results.length - 1; i >= 0; --i) { 22856 if (results[i] == null) { 22857 results[i] = ""; 22858 } 22859 } 22860 return results; 22861 } 22862 22863 // NB: this differentiates between preloads and sideloads 22864 @Override 22865 public String getInstallerForPackage(String packageName) throws RemoteException { 22866 final String installerName = getInstallerPackageName(packageName); 22867 if (!TextUtils.isEmpty(installerName)) { 22868 return installerName; 22869 } 22870 // differentiate between preload and sideload 22871 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 22872 ApplicationInfo appInfo = getApplicationInfo(packageName, 22873 /*flags*/ 0, 22874 /*userId*/ callingUser); 22875 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22876 return "preload"; 22877 } 22878 return ""; 22879 } 22880 22881 @Override 22882 public long getVersionCodeForPackage(String packageName) throws RemoteException { 22883 try { 22884 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 22885 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 22886 if (pInfo != null) { 22887 return pInfo.getLongVersionCode(); 22888 } 22889 } catch (Exception e) { 22890 } 22891 return 0; 22892 } 22893 } 22894 22895 private class PackageManagerInternalImpl extends PackageManagerInternal { 22896 @Override 22897 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 22898 int flagValues, int userId) { 22899 PackageManagerService.this.updatePermissionFlags( 22900 permName, packageName, flagMask, flagValues, userId); 22901 } 22902 22903 @Override 22904 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 22905 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 22906 } 22907 22908 @Override 22909 public boolean isInstantApp(String packageName, int userId) { 22910 return PackageManagerService.this.isInstantApp(packageName, userId); 22911 } 22912 22913 @Override 22914 public String getInstantAppPackageName(int uid) { 22915 return PackageManagerService.this.getInstantAppPackageName(uid); 22916 } 22917 22918 @Override 22919 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 22920 synchronized (mPackages) { 22921 return PackageManagerService.this.filterAppAccessLPr( 22922 (PackageSetting) pkg.mExtras, callingUid, userId); 22923 } 22924 } 22925 22926 @Override 22927 public PackageParser.Package getPackage(String packageName) { 22928 synchronized (mPackages) { 22929 packageName = resolveInternalPackageNameLPr( 22930 packageName, PackageManager.VERSION_CODE_HIGHEST); 22931 return mPackages.get(packageName); 22932 } 22933 } 22934 22935 @Override 22936 public PackageParser.Package getDisabledPackage(String packageName) { 22937 synchronized (mPackages) { 22938 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 22939 return (ps != null) ? ps.pkg : null; 22940 } 22941 } 22942 22943 @Override 22944 public String getKnownPackageName(int knownPackage, int userId) { 22945 switch(knownPackage) { 22946 case PackageManagerInternal.PACKAGE_BROWSER: 22947 return getDefaultBrowserPackageName(userId); 22948 case PackageManagerInternal.PACKAGE_INSTALLER: 22949 return mRequiredInstallerPackage; 22950 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 22951 return mSetupWizardPackage; 22952 case PackageManagerInternal.PACKAGE_SYSTEM: 22953 return "android"; 22954 case PackageManagerInternal.PACKAGE_VERIFIER: 22955 return mRequiredVerifierPackage; 22956 } 22957 return null; 22958 } 22959 22960 @Override 22961 public boolean isResolveActivityComponent(ComponentInfo component) { 22962 return mResolveActivity.packageName.equals(component.packageName) 22963 && mResolveActivity.name.equals(component.name); 22964 } 22965 22966 @Override 22967 public void setLocationPackagesProvider(PackagesProvider provider) { 22968 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 22969 } 22970 22971 @Override 22972 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22973 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 22974 } 22975 22976 @Override 22977 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22978 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 22979 } 22980 22981 @Override 22982 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22983 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 22984 } 22985 22986 @Override 22987 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22988 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 22989 } 22990 22991 @Override 22992 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22993 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 22994 } 22995 22996 @Override 22997 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22998 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 22999 } 23000 23001 @Override 23002 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23003 synchronized (mPackages) { 23004 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23005 } 23006 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23007 } 23008 23009 @Override 23010 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23011 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23012 packageName, userId); 23013 } 23014 23015 @Override 23016 public void setKeepUninstalledPackages(final List<String> packageList) { 23017 Preconditions.checkNotNull(packageList); 23018 List<String> removedFromList = null; 23019 synchronized (mPackages) { 23020 if (mKeepUninstalledPackages != null) { 23021 final int packagesCount = mKeepUninstalledPackages.size(); 23022 for (int i = 0; i < packagesCount; i++) { 23023 String oldPackage = mKeepUninstalledPackages.get(i); 23024 if (packageList != null && packageList.contains(oldPackage)) { 23025 continue; 23026 } 23027 if (removedFromList == null) { 23028 removedFromList = new ArrayList<>(); 23029 } 23030 removedFromList.add(oldPackage); 23031 } 23032 } 23033 mKeepUninstalledPackages = new ArrayList<>(packageList); 23034 if (removedFromList != null) { 23035 final int removedCount = removedFromList.size(); 23036 for (int i = 0; i < removedCount; i++) { 23037 deletePackageIfUnusedLPr(removedFromList.get(i)); 23038 } 23039 } 23040 } 23041 } 23042 23043 @Override 23044 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23045 synchronized (mPackages) { 23046 return mPermissionManager.isPermissionsReviewRequired( 23047 mPackages.get(packageName), userId); 23048 } 23049 } 23050 23051 @Override 23052 public PackageInfo getPackageInfo( 23053 String packageName, int flags, int filterCallingUid, int userId) { 23054 return PackageManagerService.this 23055 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23056 flags, filterCallingUid, userId); 23057 } 23058 23059 @Override 23060 public int getPackageUid(String packageName, int flags, int userId) { 23061 return PackageManagerService.this 23062 .getPackageUid(packageName, flags, userId); 23063 } 23064 23065 @Override 23066 public ApplicationInfo getApplicationInfo( 23067 String packageName, int flags, int filterCallingUid, int userId) { 23068 return PackageManagerService.this 23069 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23070 } 23071 23072 @Override 23073 public ActivityInfo getActivityInfo( 23074 ComponentName component, int flags, int filterCallingUid, int userId) { 23075 return PackageManagerService.this 23076 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23077 } 23078 23079 @Override 23080 public List<ResolveInfo> queryIntentActivities( 23081 Intent intent, int flags, int filterCallingUid, int userId) { 23082 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23083 return PackageManagerService.this 23084 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23085 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23086 } 23087 23088 @Override 23089 public List<ResolveInfo> queryIntentServices( 23090 Intent intent, int flags, int callingUid, int userId) { 23091 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23092 return PackageManagerService.this 23093 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23094 false); 23095 } 23096 23097 @Override 23098 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23099 int userId) { 23100 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23101 } 23102 23103 @Override 23104 public void setDeviceAndProfileOwnerPackages( 23105 int deviceOwnerUserId, String deviceOwnerPackage, 23106 SparseArray<String> profileOwnerPackages) { 23107 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23108 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23109 } 23110 23111 @Override 23112 public boolean isPackageDataProtected(int userId, String packageName) { 23113 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23114 } 23115 23116 @Override 23117 public boolean isPackageEphemeral(int userId, String packageName) { 23118 synchronized (mPackages) { 23119 final PackageSetting ps = mSettings.mPackages.get(packageName); 23120 return ps != null ? ps.getInstantApp(userId) : false; 23121 } 23122 } 23123 23124 @Override 23125 public boolean wasPackageEverLaunched(String packageName, int userId) { 23126 synchronized (mPackages) { 23127 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23128 } 23129 } 23130 23131 @Override 23132 public void grantRuntimePermission(String packageName, String permName, int userId, 23133 boolean overridePolicy) { 23134 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23135 permName, packageName, overridePolicy, getCallingUid(), userId, 23136 mPermissionCallback); 23137 } 23138 23139 @Override 23140 public void revokeRuntimePermission(String packageName, String permName, int userId, 23141 boolean overridePolicy) { 23142 mPermissionManager.revokeRuntimePermission( 23143 permName, packageName, overridePolicy, getCallingUid(), userId, 23144 mPermissionCallback); 23145 } 23146 23147 @Override 23148 public String getNameForUid(int uid) { 23149 return PackageManagerService.this.getNameForUid(uid); 23150 } 23151 23152 @Override 23153 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23154 Intent origIntent, String resolvedType, String callingPackage, 23155 Bundle verificationBundle, int userId) { 23156 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23157 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23158 userId); 23159 } 23160 23161 @Override 23162 public void grantEphemeralAccess(int userId, Intent intent, 23163 int targetAppId, int ephemeralAppId) { 23164 synchronized (mPackages) { 23165 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23166 targetAppId, ephemeralAppId); 23167 } 23168 } 23169 23170 @Override 23171 public boolean isInstantAppInstallerComponent(ComponentName component) { 23172 synchronized (mPackages) { 23173 return mInstantAppInstallerActivity != null 23174 && mInstantAppInstallerActivity.getComponentName().equals(component); 23175 } 23176 } 23177 23178 @Override 23179 public void pruneInstantApps() { 23180 mInstantAppRegistry.pruneInstantApps(); 23181 } 23182 23183 @Override 23184 public String getSetupWizardPackageName() { 23185 return mSetupWizardPackage; 23186 } 23187 23188 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23189 if (policy != null) { 23190 mExternalSourcesPolicy = policy; 23191 } 23192 } 23193 23194 @Override 23195 public boolean isPackagePersistent(String packageName) { 23196 synchronized (mPackages) { 23197 PackageParser.Package pkg = mPackages.get(packageName); 23198 return pkg != null 23199 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23200 | ApplicationInfo.FLAG_PERSISTENT)) == 23201 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23202 : false; 23203 } 23204 } 23205 23206 @Override 23207 public boolean isLegacySystemApp(Package pkg) { 23208 synchronized (mPackages) { 23209 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23210 return mPromoteSystemApps 23211 && ps.isSystem() 23212 && mExistingSystemPackages.contains(ps.name); 23213 } 23214 } 23215 23216 @Override 23217 public List<PackageInfo> getOverlayPackages(int userId) { 23218 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23219 synchronized (mPackages) { 23220 for (PackageParser.Package p : mPackages.values()) { 23221 if (p.mOverlayTarget != null) { 23222 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23223 if (pkg != null) { 23224 overlayPackages.add(pkg); 23225 } 23226 } 23227 } 23228 } 23229 return overlayPackages; 23230 } 23231 23232 @Override 23233 public List<String> getTargetPackageNames(int userId) { 23234 List<String> targetPackages = new ArrayList<>(); 23235 synchronized (mPackages) { 23236 for (PackageParser.Package p : mPackages.values()) { 23237 if (p.mOverlayTarget == null) { 23238 targetPackages.add(p.packageName); 23239 } 23240 } 23241 } 23242 return targetPackages; 23243 } 23244 23245 @Override 23246 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23247 @Nullable List<String> overlayPackageNames) { 23248 synchronized (mPackages) { 23249 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23250 Slog.e(TAG, "failed to find package " + targetPackageName); 23251 return false; 23252 } 23253 ArrayList<String> overlayPaths = null; 23254 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23255 final int N = overlayPackageNames.size(); 23256 overlayPaths = new ArrayList<>(N); 23257 for (int i = 0; i < N; i++) { 23258 final String packageName = overlayPackageNames.get(i); 23259 final PackageParser.Package pkg = mPackages.get(packageName); 23260 if (pkg == null) { 23261 Slog.e(TAG, "failed to find package " + packageName); 23262 return false; 23263 } 23264 overlayPaths.add(pkg.baseCodePath); 23265 } 23266 } 23267 23268 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23269 ps.setOverlayPaths(overlayPaths, userId); 23270 return true; 23271 } 23272 } 23273 23274 @Override 23275 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23276 int flags, int userId, boolean resolveForStart) { 23277 return resolveIntentInternal( 23278 intent, resolvedType, flags, userId, resolveForStart); 23279 } 23280 23281 @Override 23282 public ResolveInfo resolveService(Intent intent, String resolvedType, 23283 int flags, int userId, int callingUid) { 23284 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23285 } 23286 23287 @Override 23288 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23289 return PackageManagerService.this.resolveContentProviderInternal( 23290 name, flags, userId); 23291 } 23292 23293 @Override 23294 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23295 synchronized (mPackages) { 23296 mIsolatedOwners.put(isolatedUid, ownerUid); 23297 } 23298 } 23299 23300 @Override 23301 public void removeIsolatedUid(int isolatedUid) { 23302 synchronized (mPackages) { 23303 mIsolatedOwners.delete(isolatedUid); 23304 } 23305 } 23306 23307 @Override 23308 public int getUidTargetSdkVersion(int uid) { 23309 synchronized (mPackages) { 23310 return getUidTargetSdkVersionLockedLPr(uid); 23311 } 23312 } 23313 23314 @Override 23315 public boolean canAccessInstantApps(int callingUid, int userId) { 23316 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23317 } 23318 23319 @Override 23320 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23321 synchronized (mPackages) { 23322 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23323 } 23324 } 23325 23326 @Override 23327 public void notifyPackageUse(String packageName, int reason) { 23328 synchronized (mPackages) { 23329 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23330 } 23331 } 23332 } 23333 23334 @Override 23335 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23336 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23337 synchronized (mPackages) { 23338 final long identity = Binder.clearCallingIdentity(); 23339 try { 23340 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23341 packageNames, userId); 23342 } finally { 23343 Binder.restoreCallingIdentity(identity); 23344 } 23345 } 23346 } 23347 23348 @Override 23349 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23350 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23351 synchronized (mPackages) { 23352 final long identity = Binder.clearCallingIdentity(); 23353 try { 23354 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23355 packageNames, userId); 23356 } finally { 23357 Binder.restoreCallingIdentity(identity); 23358 } 23359 } 23360 } 23361 23362 private static void enforceSystemOrPhoneCaller(String tag) { 23363 int callingUid = Binder.getCallingUid(); 23364 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23365 throw new SecurityException( 23366 "Cannot call " + tag + " from UID " + callingUid); 23367 } 23368 } 23369 23370 boolean isHistoricalPackageUsageAvailable() { 23371 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23372 } 23373 23374 /** 23375 * Return a <b>copy</b> of the collection of packages known to the package manager. 23376 * @return A copy of the values of mPackages. 23377 */ 23378 Collection<PackageParser.Package> getPackages() { 23379 synchronized (mPackages) { 23380 return new ArrayList<>(mPackages.values()); 23381 } 23382 } 23383 23384 /** 23385 * Logs process start information (including base APK hash) to the security log. 23386 * @hide 23387 */ 23388 @Override 23389 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23390 String apkFile, int pid) { 23391 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23392 return; 23393 } 23394 if (!SecurityLog.isLoggingEnabled()) { 23395 return; 23396 } 23397 Bundle data = new Bundle(); 23398 data.putLong("startTimestamp", System.currentTimeMillis()); 23399 data.putString("processName", processName); 23400 data.putInt("uid", uid); 23401 data.putString("seinfo", seinfo); 23402 data.putString("apkFile", apkFile); 23403 data.putInt("pid", pid); 23404 Message msg = mProcessLoggingHandler.obtainMessage( 23405 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23406 msg.setData(data); 23407 mProcessLoggingHandler.sendMessage(msg); 23408 } 23409 23410 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23411 return mCompilerStats.getPackageStats(pkgName); 23412 } 23413 23414 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23415 return getOrCreateCompilerPackageStats(pkg.packageName); 23416 } 23417 23418 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23419 return mCompilerStats.getOrCreatePackageStats(pkgName); 23420 } 23421 23422 public void deleteCompilerPackageStats(String pkgName) { 23423 mCompilerStats.deletePackageStats(pkgName); 23424 } 23425 23426 @Override 23427 public int getInstallReason(String packageName, int userId) { 23428 final int callingUid = Binder.getCallingUid(); 23429 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23430 true /* requireFullPermission */, false /* checkShell */, 23431 "get install reason"); 23432 synchronized (mPackages) { 23433 final PackageSetting ps = mSettings.mPackages.get(packageName); 23434 if (filterAppAccessLPr(ps, callingUid, userId)) { 23435 return PackageManager.INSTALL_REASON_UNKNOWN; 23436 } 23437 if (ps != null) { 23438 return ps.getInstallReason(userId); 23439 } 23440 } 23441 return PackageManager.INSTALL_REASON_UNKNOWN; 23442 } 23443 23444 @Override 23445 public boolean canRequestPackageInstalls(String packageName, int userId) { 23446 return canRequestPackageInstallsInternal(packageName, 0, userId, 23447 true /* throwIfPermNotDeclared*/); 23448 } 23449 23450 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23451 boolean throwIfPermNotDeclared) { 23452 int callingUid = Binder.getCallingUid(); 23453 int uid = getPackageUid(packageName, 0, userId); 23454 if (callingUid != uid && callingUid != Process.ROOT_UID 23455 && callingUid != Process.SYSTEM_UID) { 23456 throw new SecurityException( 23457 "Caller uid " + callingUid + " does not own package " + packageName); 23458 } 23459 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23460 if (info == null) { 23461 return false; 23462 } 23463 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23464 return false; 23465 } 23466 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23467 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23468 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23469 if (throwIfPermNotDeclared) { 23470 throw new SecurityException("Need to declare " + appOpPermission 23471 + " to call this api"); 23472 } else { 23473 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23474 return false; 23475 } 23476 } 23477 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23478 return false; 23479 } 23480 if (mExternalSourcesPolicy != null) { 23481 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23482 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23483 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23484 } 23485 } 23486 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23487 } 23488 23489 @Override 23490 public ComponentName getInstantAppResolverSettingsComponent() { 23491 return mInstantAppResolverSettingsComponent; 23492 } 23493 23494 @Override 23495 public ComponentName getInstantAppInstallerComponent() { 23496 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23497 return null; 23498 } 23499 return mInstantAppInstallerActivity == null 23500 ? null : mInstantAppInstallerActivity.getComponentName(); 23501 } 23502 23503 @Override 23504 public String getInstantAppAndroidId(String packageName, int userId) { 23505 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23506 "getInstantAppAndroidId"); 23507 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 23508 true /* requireFullPermission */, false /* checkShell */, 23509 "getInstantAppAndroidId"); 23510 // Make sure the target is an Instant App. 23511 if (!isInstantApp(packageName, userId)) { 23512 return null; 23513 } 23514 synchronized (mPackages) { 23515 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23516 } 23517 } 23518 23519 boolean canHaveOatDir(String packageName) { 23520 synchronized (mPackages) { 23521 PackageParser.Package p = mPackages.get(packageName); 23522 if (p == null) { 23523 return false; 23524 } 23525 return p.canHaveOatDir(); 23526 } 23527 } 23528 23529 private String getOatDir(PackageParser.Package pkg) { 23530 if (!pkg.canHaveOatDir()) { 23531 return null; 23532 } 23533 File codePath = new File(pkg.codePath); 23534 if (codePath.isDirectory()) { 23535 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 23536 } 23537 return null; 23538 } 23539 23540 void deleteOatArtifactsOfPackage(String packageName) { 23541 final String[] instructionSets; 23542 final List<String> codePaths; 23543 final String oatDir; 23544 final PackageParser.Package pkg; 23545 synchronized (mPackages) { 23546 pkg = mPackages.get(packageName); 23547 } 23548 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 23549 codePaths = pkg.getAllCodePaths(); 23550 oatDir = getOatDir(pkg); 23551 23552 for (String codePath : codePaths) { 23553 for (String isa : instructionSets) { 23554 try { 23555 mInstaller.deleteOdex(codePath, isa, oatDir); 23556 } catch (InstallerException e) { 23557 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 23558 } 23559 } 23560 } 23561 } 23562 23563 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 23564 Set<String> unusedPackages = new HashSet<>(); 23565 long currentTimeInMillis = System.currentTimeMillis(); 23566 synchronized (mPackages) { 23567 for (PackageParser.Package pkg : mPackages.values()) { 23568 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 23569 if (ps == null) { 23570 continue; 23571 } 23572 PackageDexUsage.PackageUseInfo packageUseInfo = 23573 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 23574 if (PackageManagerServiceUtils 23575 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 23576 downgradeTimeThresholdMillis, packageUseInfo, 23577 pkg.getLatestPackageUseTimeInMills(), 23578 pkg.getLatestForegroundPackageUseTimeInMills())) { 23579 unusedPackages.add(pkg.packageName); 23580 } 23581 } 23582 } 23583 return unusedPackages; 23584 } 23585} 23586 23587interface PackageSender { 23588 /** 23589 * @param userIds User IDs where the action occurred on a full application 23590 * @param instantUserIds User IDs where the action occurred on an instant application 23591 */ 23592 void sendPackageBroadcast(final String action, final String pkg, 23593 final Bundle extras, final int flags, final String targetPkg, 23594 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 23595 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 23596 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 23597} 23598