PackageManagerService.java revision cca0dc316cd67fba59721f2801d4329bc098e0fd
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.SET_HARMFUL_APP_WARNINGS; 21import static android.Manifest.permission.INSTALL_PACKAGES; 22import static android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS; 23import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 24import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 25import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 26import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 27import static android.content.pm.PackageManager.CERT_INPUT_RAW_X509; 28import static android.content.pm.PackageManager.CERT_INPUT_SHA256; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 31import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 32import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 33import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 34import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 39import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 40import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 41import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 42import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 43import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 44import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 45import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 50import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 51import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 52import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 53import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 54import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 56import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 57import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 58import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 59import static android.content.pm.PackageManager.INSTALL_INTERNAL; 60import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 65import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 66import static android.content.pm.PackageManager.MATCH_ALL; 67import static android.content.pm.PackageManager.MATCH_ANY_USER; 68import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 70import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 71import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 72import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 73import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 74import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 75import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 76import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 77import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 78import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 79import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 80import static android.content.pm.PackageManager.MOVE_FAILED_LOCKED_USER; 81import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 82import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 83import static android.content.pm.PackageManager.PERMISSION_DENIED; 84import static android.content.pm.PackageManager.PERMISSION_GRANTED; 85import static android.content.pm.PackageParser.isApkFile; 86import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 87import static android.os.storage.StorageManager.FLAG_STORAGE_CE; 88import static android.os.storage.StorageManager.FLAG_STORAGE_DE; 89import static android.system.OsConstants.O_CREAT; 90import static android.system.OsConstants.O_RDWR; 91import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 92import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 93import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 94import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 95import static com.android.internal.util.ArrayUtils.appendInt; 96import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 97import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 98import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 99import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 100import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 102import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 103import static com.android.server.pm.PackageManagerServiceUtils.compareSignatures; 104import static com.android.server.pm.PackageManagerServiceUtils.compressedFileExists; 105import static com.android.server.pm.PackageManagerServiceUtils.decompressFile; 106import static com.android.server.pm.PackageManagerServiceUtils.deriveAbiOverride; 107import static com.android.server.pm.PackageManagerServiceUtils.dumpCriticalInfo; 108import static com.android.server.pm.PackageManagerServiceUtils.getCompressedFiles; 109import static com.android.server.pm.PackageManagerServiceUtils.getLastModifiedTime; 110import static com.android.server.pm.PackageManagerServiceUtils.logCriticalInfo; 111import static com.android.server.pm.PackageManagerServiceUtils.verifySignatures; 112import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_FAILURE; 113import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS; 114import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 115 116import android.Manifest; 117import android.annotation.IntDef; 118import android.annotation.NonNull; 119import android.annotation.Nullable; 120import android.app.ActivityManager; 121import android.app.ActivityManagerInternal; 122import android.app.AppOpsManager; 123import android.app.IActivityManager; 124import android.app.ResourcesManager; 125import android.app.admin.IDevicePolicyManager; 126import android.app.admin.SecurityLog; 127import android.app.backup.IBackupManager; 128import android.content.BroadcastReceiver; 129import android.content.ComponentName; 130import android.content.ContentResolver; 131import android.content.Context; 132import android.content.IIntentReceiver; 133import android.content.Intent; 134import android.content.IntentFilter; 135import android.content.IntentSender; 136import android.content.IntentSender.SendIntentException; 137import android.content.ServiceConnection; 138import android.content.pm.ActivityInfo; 139import android.content.pm.ApplicationInfo; 140import android.content.pm.AppsQueryHelper; 141import android.content.pm.AuxiliaryResolveInfo; 142import android.content.pm.ChangedPackages; 143import android.content.pm.ComponentInfo; 144import android.content.pm.FallbackCategoryProvider; 145import android.content.pm.FeatureInfo; 146import android.content.pm.IDexModuleRegisterCallback; 147import android.content.pm.IOnPermissionsChangeListener; 148import android.content.pm.IPackageDataObserver; 149import android.content.pm.IPackageDeleteObserver; 150import android.content.pm.IPackageDeleteObserver2; 151import android.content.pm.IPackageInstallObserver2; 152import android.content.pm.IPackageInstaller; 153import android.content.pm.IPackageManager; 154import android.content.pm.IPackageManagerNative; 155import android.content.pm.IPackageMoveObserver; 156import android.content.pm.IPackageStatsObserver; 157import android.content.pm.InstantAppInfo; 158import android.content.pm.InstantAppRequest; 159import android.content.pm.InstantAppResolveInfo; 160import android.content.pm.InstrumentationInfo; 161import android.content.pm.IntentFilterVerificationInfo; 162import android.content.pm.KeySet; 163import android.content.pm.PackageCleanItem; 164import android.content.pm.PackageInfo; 165import android.content.pm.PackageInfoLite; 166import android.content.pm.PackageInstaller; 167import android.content.pm.PackageList; 168import android.content.pm.PackageManager; 169import android.content.pm.PackageManagerInternal; 170import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 171import android.content.pm.PackageManagerInternal.PackageListObserver; 172import android.content.pm.PackageParser; 173import android.content.pm.PackageParser.ActivityIntentInfo; 174import android.content.pm.PackageParser.Package; 175import android.content.pm.PackageParser.PackageLite; 176import android.content.pm.PackageParser.PackageParserException; 177import android.content.pm.PackageParser.ParseFlags; 178import android.content.pm.PackageParser.ServiceIntentInfo; 179import android.content.pm.PackageParser.SigningDetails.SignatureSchemeVersion; 180import android.content.pm.PackageStats; 181import android.content.pm.PackageUserState; 182import android.content.pm.ParceledListSlice; 183import android.content.pm.PermissionGroupInfo; 184import android.content.pm.PermissionInfo; 185import android.content.pm.ProviderInfo; 186import android.content.pm.ResolveInfo; 187import android.content.pm.ServiceInfo; 188import android.content.pm.SharedLibraryInfo; 189import android.content.pm.Signature; 190import android.content.pm.UserInfo; 191import android.content.pm.VerifierDeviceIdentity; 192import android.content.pm.VerifierInfo; 193import android.content.pm.VersionedPackage; 194import android.content.pm.dex.ArtManager; 195import android.content.pm.dex.DexMetadataHelper; 196import android.content.pm.dex.IArtManager; 197import android.content.res.Resources; 198import android.database.ContentObserver; 199import android.graphics.Bitmap; 200import android.hardware.display.DisplayManager; 201import android.net.Uri; 202import android.os.Binder; 203import android.os.Build; 204import android.os.Bundle; 205import android.os.Debug; 206import android.os.Environment; 207import android.os.Environment.UserEnvironment; 208import android.os.FileUtils; 209import android.os.Handler; 210import android.os.IBinder; 211import android.os.Looper; 212import android.os.Message; 213import android.os.Parcel; 214import android.os.ParcelFileDescriptor; 215import android.os.PatternMatcher; 216import android.os.Process; 217import android.os.RemoteCallbackList; 218import android.os.RemoteException; 219import android.os.ResultReceiver; 220import android.os.SELinux; 221import android.os.ServiceManager; 222import android.os.ShellCallback; 223import android.os.SystemClock; 224import android.os.SystemProperties; 225import android.os.Trace; 226import android.os.UserHandle; 227import android.os.UserManager; 228import android.os.UserManagerInternal; 229import android.os.storage.IStorageManager; 230import android.os.storage.StorageEventListener; 231import android.os.storage.StorageManager; 232import android.os.storage.StorageManagerInternal; 233import android.os.storage.VolumeInfo; 234import android.os.storage.VolumeRecord; 235import android.provider.Settings.Global; 236import android.provider.Settings.Secure; 237import android.security.KeyStore; 238import android.security.SystemKeyStore; 239import android.service.pm.PackageServiceDumpProto; 240import android.system.ErrnoException; 241import android.system.Os; 242import android.text.TextUtils; 243import android.text.format.DateUtils; 244import android.util.ArrayMap; 245import android.util.ArraySet; 246import android.util.Base64; 247import android.util.ByteStringUtils; 248import android.util.DisplayMetrics; 249import android.util.EventLog; 250import android.util.ExceptionUtils; 251import android.util.Log; 252import android.util.LogPrinter; 253import android.util.LongSparseArray; 254import android.util.LongSparseLongArray; 255import android.util.MathUtils; 256import android.util.PackageUtils; 257import android.util.Pair; 258import android.util.PrintStreamPrinter; 259import android.util.Slog; 260import android.util.SparseArray; 261import android.util.SparseBooleanArray; 262import android.util.SparseIntArray; 263import android.util.TimingsTraceLog; 264import android.util.Xml; 265import android.util.jar.StrictJarFile; 266import android.util.proto.ProtoOutputStream; 267import android.view.Display; 268 269import com.android.internal.R; 270import com.android.internal.annotations.GuardedBy; 271import com.android.internal.app.IMediaContainerService; 272import com.android.internal.app.ResolverActivity; 273import com.android.internal.content.NativeLibraryHelper; 274import com.android.internal.content.PackageHelper; 275import com.android.internal.logging.MetricsLogger; 276import com.android.internal.os.IParcelFileDescriptorFactory; 277import com.android.internal.os.SomeArgs; 278import com.android.internal.os.Zygote; 279import com.android.internal.telephony.CarrierAppUtils; 280import com.android.internal.util.ArrayUtils; 281import com.android.internal.util.ConcurrentUtils; 282import com.android.internal.util.DumpUtils; 283import com.android.internal.util.FastXmlSerializer; 284import com.android.internal.util.IndentingPrintWriter; 285import com.android.internal.util.Preconditions; 286import com.android.internal.util.XmlUtils; 287import com.android.server.AttributeCache; 288import com.android.server.DeviceIdleController; 289import com.android.server.EventLogTags; 290import com.android.server.FgThread; 291import com.android.server.IntentResolver; 292import com.android.server.LocalServices; 293import com.android.server.LockGuard; 294import com.android.server.ServiceThread; 295import com.android.server.SystemConfig; 296import com.android.server.SystemServerInitThreadPool; 297import com.android.server.Watchdog; 298import com.android.server.net.NetworkPolicyManagerInternal; 299import com.android.server.pm.Installer.InstallerException; 300import com.android.server.pm.Settings.DatabaseVersion; 301import com.android.server.pm.Settings.VersionInfo; 302import com.android.server.pm.dex.ArtManagerService; 303import com.android.server.pm.dex.DexLogger; 304import com.android.server.pm.dex.DexManager; 305import com.android.server.pm.dex.DexoptOptions; 306import com.android.server.pm.dex.PackageDexUsage; 307import com.android.server.pm.permission.BasePermission; 308import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 309import com.android.server.pm.permission.PermissionManagerService; 310import com.android.server.pm.permission.PermissionManagerInternal; 311import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 312import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 313import com.android.server.pm.permission.PermissionsState; 314import com.android.server.pm.permission.PermissionsState.PermissionState; 315import com.android.server.security.VerityUtils; 316import com.android.server.storage.DeviceStorageMonitorInternal; 317 318import dalvik.system.CloseGuard; 319import dalvik.system.VMRuntime; 320 321import libcore.io.IoUtils; 322 323import org.xmlpull.v1.XmlPullParser; 324import org.xmlpull.v1.XmlPullParserException; 325import org.xmlpull.v1.XmlSerializer; 326 327import java.io.BufferedOutputStream; 328import java.io.ByteArrayInputStream; 329import java.io.ByteArrayOutputStream; 330import java.io.File; 331import java.io.FileDescriptor; 332import java.io.FileInputStream; 333import java.io.FileOutputStream; 334import java.io.FilenameFilter; 335import java.io.IOException; 336import java.io.PrintWriter; 337import java.lang.annotation.Retention; 338import java.lang.annotation.RetentionPolicy; 339import java.nio.charset.StandardCharsets; 340import java.security.DigestException; 341import java.security.DigestInputStream; 342import java.security.MessageDigest; 343import java.security.NoSuchAlgorithmException; 344import java.security.PublicKey; 345import java.security.SecureRandom; 346import java.security.cert.CertificateException; 347import java.util.ArrayList; 348import java.util.Arrays; 349import java.util.Collection; 350import java.util.Collections; 351import java.util.Comparator; 352import java.util.HashMap; 353import java.util.HashSet; 354import java.util.Iterator; 355import java.util.LinkedHashSet; 356import java.util.List; 357import java.util.Map; 358import java.util.Objects; 359import java.util.Set; 360import java.util.concurrent.CountDownLatch; 361import java.util.concurrent.Future; 362import java.util.concurrent.TimeUnit; 363import java.util.concurrent.atomic.AtomicBoolean; 364import java.util.concurrent.atomic.AtomicInteger; 365 366/** 367 * Keep track of all those APKs everywhere. 368 * <p> 369 * Internally there are two important locks: 370 * <ul> 371 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 372 * and other related state. It is a fine-grained lock that should only be held 373 * momentarily, as it's one of the most contended locks in the system. 374 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 375 * operations typically involve heavy lifting of application data on disk. Since 376 * {@code installd} is single-threaded, and it's operations can often be slow, 377 * this lock should never be acquired while already holding {@link #mPackages}. 378 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 379 * holding {@link #mInstallLock}. 380 * </ul> 381 * Many internal methods rely on the caller to hold the appropriate locks, and 382 * this contract is expressed through method name suffixes: 383 * <ul> 384 * <li>fooLI(): the caller must hold {@link #mInstallLock} 385 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 386 * being modified must be frozen 387 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 388 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 389 * </ul> 390 * <p> 391 * Because this class is very central to the platform's security; please run all 392 * CTS and unit tests whenever making modifications: 393 * 394 * <pre> 395 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 396 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 397 * </pre> 398 */ 399public class PackageManagerService extends IPackageManager.Stub 400 implements PackageSender { 401 static final String TAG = "PackageManager"; 402 public static final boolean DEBUG_SETTINGS = false; 403 static final boolean DEBUG_PREFERRED = false; 404 static final boolean DEBUG_UPGRADE = false; 405 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 406 private static final boolean DEBUG_BACKUP = false; 407 public static final boolean DEBUG_INSTALL = false; 408 public static final boolean DEBUG_REMOVE = false; 409 private static final boolean DEBUG_BROADCASTS = false; 410 private static final boolean DEBUG_SHOW_INFO = false; 411 private static final boolean DEBUG_PACKAGE_INFO = false; 412 private static final boolean DEBUG_INTENT_MATCHING = false; 413 public static final boolean DEBUG_PACKAGE_SCANNING = false; 414 private static final boolean DEBUG_VERIFY = false; 415 private static final boolean DEBUG_FILTERS = false; 416 public static final boolean DEBUG_PERMISSIONS = false; 417 private static final boolean DEBUG_SHARED_LIBRARIES = false; 418 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 419 420 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 421 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 422 // user, but by default initialize to this. 423 public static final boolean DEBUG_DEXOPT = false; 424 425 private static final boolean DEBUG_ABI_SELECTION = false; 426 private static final boolean DEBUG_INSTANT = Build.IS_DEBUGGABLE; 427 private static final boolean DEBUG_TRIAGED_MISSING = false; 428 private static final boolean DEBUG_APP_DATA = false; 429 430 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 431 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 432 433 private static final boolean HIDE_EPHEMERAL_APIS = false; 434 435 private static final boolean ENABLE_FREE_CACHE_V2 = 436 SystemProperties.getBoolean("fw.free_cache_v2", true); 437 438 private static final int RADIO_UID = Process.PHONE_UID; 439 private static final int LOG_UID = Process.LOG_UID; 440 private static final int NFC_UID = Process.NFC_UID; 441 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 442 private static final int SHELL_UID = Process.SHELL_UID; 443 private static final int SE_UID = Process.SE_UID; 444 445 // Suffix used during package installation when copying/moving 446 // package apks to install directory. 447 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 448 449 static final int SCAN_NO_DEX = 1<<0; 450 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 451 static final int SCAN_NEW_INSTALL = 1<<2; 452 static final int SCAN_UPDATE_TIME = 1<<3; 453 static final int SCAN_BOOTING = 1<<4; 454 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 455 static final int SCAN_REQUIRE_KNOWN = 1<<7; 456 static final int SCAN_MOVE = 1<<8; 457 static final int SCAN_INITIAL = 1<<9; 458 static final int SCAN_CHECK_ONLY = 1<<10; 459 static final int SCAN_DONT_KILL_APP = 1<<11; 460 static final int SCAN_IGNORE_FROZEN = 1<<12; 461 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 462 static final int SCAN_AS_INSTANT_APP = 1<<14; 463 static final int SCAN_AS_FULL_APP = 1<<15; 464 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 465 static final int SCAN_AS_SYSTEM = 1<<17; 466 static final int SCAN_AS_PRIVILEGED = 1<<18; 467 static final int SCAN_AS_OEM = 1<<19; 468 static final int SCAN_AS_VENDOR = 1<<20; 469 static final int SCAN_AS_PRODUCT = 1<<21; 470 471 @IntDef(flag = true, prefix = { "SCAN_" }, value = { 472 SCAN_NO_DEX, 473 SCAN_UPDATE_SIGNATURE, 474 SCAN_NEW_INSTALL, 475 SCAN_UPDATE_TIME, 476 SCAN_BOOTING, 477 SCAN_DELETE_DATA_ON_FAILURES, 478 SCAN_REQUIRE_KNOWN, 479 SCAN_MOVE, 480 SCAN_INITIAL, 481 SCAN_CHECK_ONLY, 482 SCAN_DONT_KILL_APP, 483 SCAN_IGNORE_FROZEN, 484 SCAN_FIRST_BOOT_OR_UPGRADE, 485 SCAN_AS_INSTANT_APP, 486 SCAN_AS_FULL_APP, 487 SCAN_AS_VIRTUAL_PRELOAD, 488 }) 489 @Retention(RetentionPolicy.SOURCE) 490 public @interface ScanFlags {} 491 492 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 493 /** Extension of the compressed packages */ 494 public final static String COMPRESSED_EXTENSION = ".gz"; 495 /** Suffix of stub packages on the system partition */ 496 public final static String STUB_SUFFIX = "-Stub"; 497 498 private static final int[] EMPTY_INT_ARRAY = new int[0]; 499 500 private static final int TYPE_UNKNOWN = 0; 501 private static final int TYPE_ACTIVITY = 1; 502 private static final int TYPE_RECEIVER = 2; 503 private static final int TYPE_SERVICE = 3; 504 private static final int TYPE_PROVIDER = 4; 505 @IntDef(prefix = { "TYPE_" }, value = { 506 TYPE_UNKNOWN, 507 TYPE_ACTIVITY, 508 TYPE_RECEIVER, 509 TYPE_SERVICE, 510 TYPE_PROVIDER, 511 }) 512 @Retention(RetentionPolicy.SOURCE) 513 public @interface ComponentType {} 514 515 /** 516 * Timeout (in milliseconds) after which the watchdog should declare that 517 * our handler thread is wedged. The usual default for such things is one 518 * minute but we sometimes do very lengthy I/O operations on this thread, 519 * such as installing multi-gigabyte applications, so ours needs to be longer. 520 */ 521 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 522 523 /** 524 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 525 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 526 * settings entry if available, otherwise we use the hardcoded default. If it's been 527 * more than this long since the last fstrim, we force one during the boot sequence. 528 * 529 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 530 * one gets run at the next available charging+idle time. This final mandatory 531 * no-fstrim check kicks in only of the other scheduling criteria is never met. 532 */ 533 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 534 535 /** 536 * Whether verification is enabled by default. 537 */ 538 private static final boolean DEFAULT_VERIFY_ENABLE = true; 539 540 /** 541 * The default maximum time to wait for the verification agent to return in 542 * milliseconds. 543 */ 544 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 545 546 /** 547 * The default response for package verification timeout. 548 * 549 * This can be either PackageManager.VERIFICATION_ALLOW or 550 * PackageManager.VERIFICATION_REJECT. 551 */ 552 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 553 554 public static final String PLATFORM_PACKAGE_NAME = "android"; 555 556 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 557 558 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 559 DEFAULT_CONTAINER_PACKAGE, 560 "com.android.defcontainer.DefaultContainerService"); 561 562 private static final String KILL_APP_REASON_GIDS_CHANGED = 563 "permission grant or revoke changed gids"; 564 565 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 566 "permissions revoked"; 567 568 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 569 570 private static final String PACKAGE_SCHEME = "package"; 571 572 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 573 574 private static final String PRODUCT_OVERLAY_DIR = "/product/overlay"; 575 576 private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB = "pm.dexopt.priv-apps-oob"; 577 578 /** Canonical intent used to identify what counts as a "web browser" app */ 579 private static final Intent sBrowserIntent; 580 static { 581 sBrowserIntent = new Intent(); 582 sBrowserIntent.setAction(Intent.ACTION_VIEW); 583 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 584 sBrowserIntent.setData(Uri.parse("http:")); 585 sBrowserIntent.addFlags(Intent.FLAG_IGNORE_EPHEMERAL); 586 } 587 588 /** 589 * The set of all protected actions [i.e. those actions for which a high priority 590 * intent filter is disallowed]. 591 */ 592 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 593 static { 594 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 595 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 596 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 597 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 598 } 599 600 // Compilation reasons. 601 public static final int REASON_FIRST_BOOT = 0; 602 public static final int REASON_BOOT = 1; 603 public static final int REASON_INSTALL = 2; 604 public static final int REASON_BACKGROUND_DEXOPT = 3; 605 public static final int REASON_AB_OTA = 4; 606 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 607 public static final int REASON_SHARED = 6; 608 609 public static final int REASON_LAST = REASON_SHARED; 610 611 /** 612 * Version number for the package parser cache. Increment this whenever the format or 613 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 614 */ 615 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 616 617 /** 618 * Whether the package parser cache is enabled. 619 */ 620 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 621 622 /** 623 * Permissions required in order to receive instant application lifecycle broadcasts. 624 */ 625 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 626 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 627 628 final ServiceThread mHandlerThread; 629 630 final PackageHandler mHandler; 631 632 private final ProcessLoggingHandler mProcessLoggingHandler; 633 634 /** 635 * Messages for {@link #mHandler} that need to wait for system ready before 636 * being dispatched. 637 */ 638 private ArrayList<Message> mPostSystemReadyMessages; 639 640 final int mSdkVersion = Build.VERSION.SDK_INT; 641 642 final Context mContext; 643 final boolean mFactoryTest; 644 final boolean mOnlyCore; 645 final DisplayMetrics mMetrics; 646 final int mDefParseFlags; 647 final String[] mSeparateProcesses; 648 final boolean mIsUpgrade; 649 final boolean mIsPreNUpgrade; 650 final boolean mIsPreNMR1Upgrade; 651 652 // Have we told the Activity Manager to whitelist the default container service by uid yet? 653 @GuardedBy("mPackages") 654 boolean mDefaultContainerWhitelisted = false; 655 656 @GuardedBy("mPackages") 657 private boolean mDexOptDialogShown; 658 659 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 660 // LOCK HELD. Can be called with mInstallLock held. 661 @GuardedBy("mInstallLock") 662 final Installer mInstaller; 663 664 /** Directory where installed applications are stored */ 665 private static final File sAppInstallDir = 666 new File(Environment.getDataDirectory(), "app"); 667 /** Directory where installed application's 32-bit native libraries are copied. */ 668 private static final File sAppLib32InstallDir = 669 new File(Environment.getDataDirectory(), "app-lib"); 670 /** Directory where code and non-resource assets of forward-locked applications are stored */ 671 private static final File sDrmAppPrivateInstallDir = 672 new File(Environment.getDataDirectory(), "app-private"); 673 674 // ---------------------------------------------------------------- 675 676 // Lock for state used when installing and doing other long running 677 // operations. Methods that must be called with this lock held have 678 // the suffix "LI". 679 final Object mInstallLock = new Object(); 680 681 // ---------------------------------------------------------------- 682 683 // Keys are String (package name), values are Package. This also serves 684 // as the lock for the global state. Methods that must be called with 685 // this lock held have the prefix "LP". 686 @GuardedBy("mPackages") 687 final ArrayMap<String, PackageParser.Package> mPackages = 688 new ArrayMap<String, PackageParser.Package>(); 689 690 final ArrayMap<String, Set<String>> mKnownCodebase = 691 new ArrayMap<String, Set<String>>(); 692 693 // Keys are isolated uids and values are the uid of the application 694 // that created the isolated proccess. 695 @GuardedBy("mPackages") 696 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 697 698 /** 699 * Tracks new system packages [received in an OTA] that we expect to 700 * find updated user-installed versions. Keys are package name, values 701 * are package location. 702 */ 703 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 704 /** 705 * Tracks high priority intent filters for protected actions. During boot, certain 706 * filter actions are protected and should never be allowed to have a high priority 707 * intent filter for them. However, there is one, and only one exception -- the 708 * setup wizard. It must be able to define a high priority intent filter for these 709 * actions to ensure there are no escapes from the wizard. We need to delay processing 710 * of these during boot as we need to look at all of the system packages in order 711 * to know which component is the setup wizard. 712 */ 713 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 714 /** 715 * Whether or not processing protected filters should be deferred. 716 */ 717 private boolean mDeferProtectedFilters = true; 718 719 /** 720 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 721 */ 722 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 723 /** 724 * Whether or not system app permissions should be promoted from install to runtime. 725 */ 726 boolean mPromoteSystemApps; 727 728 @GuardedBy("mPackages") 729 final Settings mSettings; 730 731 /** 732 * Set of package names that are currently "frozen", which means active 733 * surgery is being done on the code/data for that package. The platform 734 * will refuse to launch frozen packages to avoid race conditions. 735 * 736 * @see PackageFreezer 737 */ 738 @GuardedBy("mPackages") 739 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 740 741 final ProtectedPackages mProtectedPackages; 742 743 @GuardedBy("mLoadedVolumes") 744 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 745 746 boolean mFirstBoot; 747 748 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 749 750 @GuardedBy("mAvailableFeatures") 751 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 752 753 private final InstantAppRegistry mInstantAppRegistry; 754 755 @GuardedBy("mPackages") 756 int mChangedPackagesSequenceNumber; 757 /** 758 * List of changed [installed, removed or updated] packages. 759 * mapping from user id -> sequence number -> package name 760 */ 761 @GuardedBy("mPackages") 762 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 763 /** 764 * The sequence number of the last change to a package. 765 * mapping from user id -> package name -> sequence number 766 */ 767 @GuardedBy("mPackages") 768 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 769 770 @GuardedBy("mPackages") 771 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 772 773 class PackageParserCallback implements PackageParser.Callback { 774 @Override public final boolean hasFeature(String feature) { 775 return PackageManagerService.this.hasSystemFeature(feature, 0); 776 } 777 778 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 779 Collection<PackageParser.Package> allPackages, String targetPackageName) { 780 List<PackageParser.Package> overlayPackages = null; 781 for (PackageParser.Package p : allPackages) { 782 if (targetPackageName.equals(p.mOverlayTarget) && p.mOverlayIsStatic) { 783 if (overlayPackages == null) { 784 overlayPackages = new ArrayList<PackageParser.Package>(); 785 } 786 overlayPackages.add(p); 787 } 788 } 789 if (overlayPackages != null) { 790 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 791 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 792 return p1.mOverlayPriority - p2.mOverlayPriority; 793 } 794 }; 795 Collections.sort(overlayPackages, cmp); 796 } 797 return overlayPackages; 798 } 799 800 @GuardedBy("mInstallLock") 801 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 802 String targetPackageName, String targetPath) { 803 if ("android".equals(targetPackageName)) { 804 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 805 // native AssetManager. 806 return null; 807 } 808 List<PackageParser.Package> overlayPackages = 809 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 810 if (overlayPackages == null || overlayPackages.isEmpty()) { 811 return null; 812 } 813 List<String> overlayPathList = null; 814 for (PackageParser.Package overlayPackage : overlayPackages) { 815 if (targetPath == null) { 816 if (overlayPathList == null) { 817 overlayPathList = new ArrayList<String>(); 818 } 819 overlayPathList.add(overlayPackage.baseCodePath); 820 continue; 821 } 822 823 try { 824 // Creates idmaps for system to parse correctly the Android manifest of the 825 // target package. 826 // 827 // OverlayManagerService will update each of them with a correct gid from its 828 // target package app id. 829 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 830 UserHandle.getSharedAppGid( 831 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 832 if (overlayPathList == null) { 833 overlayPathList = new ArrayList<String>(); 834 } 835 overlayPathList.add(overlayPackage.baseCodePath); 836 } catch (InstallerException e) { 837 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 838 overlayPackage.baseCodePath); 839 } 840 } 841 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 842 } 843 844 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 845 synchronized (mPackages) { 846 return getStaticOverlayPathsLocked( 847 mPackages.values(), targetPackageName, targetPath); 848 } 849 } 850 851 @Override public final String[] getOverlayApks(String targetPackageName) { 852 return getStaticOverlayPaths(targetPackageName, null); 853 } 854 855 @Override public final String[] getOverlayPaths(String targetPackageName, 856 String targetPath) { 857 return getStaticOverlayPaths(targetPackageName, targetPath); 858 } 859 } 860 861 class ParallelPackageParserCallback extends PackageParserCallback { 862 List<PackageParser.Package> mOverlayPackages = null; 863 864 void findStaticOverlayPackages() { 865 synchronized (mPackages) { 866 for (PackageParser.Package p : mPackages.values()) { 867 if (p.mOverlayIsStatic) { 868 if (mOverlayPackages == null) { 869 mOverlayPackages = new ArrayList<PackageParser.Package>(); 870 } 871 mOverlayPackages.add(p); 872 } 873 } 874 } 875 } 876 877 @Override 878 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 879 // We can trust mOverlayPackages without holding mPackages because package uninstall 880 // can't happen while running parallel parsing. 881 // Moreover holding mPackages on each parsing thread causes dead-lock. 882 return mOverlayPackages == null ? null : 883 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 884 } 885 } 886 887 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 888 final ParallelPackageParserCallback mParallelPackageParserCallback = 889 new ParallelPackageParserCallback(); 890 891 public static final class SharedLibraryEntry { 892 public final @Nullable String path; 893 public final @Nullable String apk; 894 public final @NonNull SharedLibraryInfo info; 895 896 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 897 String declaringPackageName, long declaringPackageVersionCode) { 898 path = _path; 899 apk = _apk; 900 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 901 declaringPackageName, declaringPackageVersionCode), null); 902 } 903 } 904 905 // Currently known shared libraries. 906 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 907 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 908 new ArrayMap<>(); 909 910 // All available activities, for your resolving pleasure. 911 final ActivityIntentResolver mActivities = 912 new ActivityIntentResolver(); 913 914 // All available receivers, for your resolving pleasure. 915 final ActivityIntentResolver mReceivers = 916 new ActivityIntentResolver(); 917 918 // All available services, for your resolving pleasure. 919 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 920 921 // All available providers, for your resolving pleasure. 922 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 923 924 // Mapping from provider base names (first directory in content URI codePath) 925 // to the provider information. 926 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 927 new ArrayMap<String, PackageParser.Provider>(); 928 929 // Mapping from instrumentation class names to info about them. 930 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 931 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 932 933 // Packages whose data we have transfered into another package, thus 934 // should no longer exist. 935 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 936 937 // Broadcast actions that are only available to the system. 938 @GuardedBy("mProtectedBroadcasts") 939 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 940 941 /** List of packages waiting for verification. */ 942 final SparseArray<PackageVerificationState> mPendingVerification 943 = new SparseArray<PackageVerificationState>(); 944 945 final PackageInstallerService mInstallerService; 946 947 final ArtManagerService mArtManagerService; 948 949 private final PackageDexOptimizer mPackageDexOptimizer; 950 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 951 // is used by other apps). 952 private final DexManager mDexManager; 953 954 private AtomicInteger mNextMoveId = new AtomicInteger(); 955 private final MoveCallbacks mMoveCallbacks; 956 957 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 958 959 // Cache of users who need badging. 960 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 961 962 /** Token for keys in mPendingVerification. */ 963 private int mPendingVerificationToken = 0; 964 965 volatile boolean mSystemReady; 966 volatile boolean mSafeMode; 967 volatile boolean mHasSystemUidErrors; 968 private volatile boolean mWebInstantAppsDisabled; 969 970 ApplicationInfo mAndroidApplication; 971 final ActivityInfo mResolveActivity = new ActivityInfo(); 972 final ResolveInfo mResolveInfo = new ResolveInfo(); 973 ComponentName mResolveComponentName; 974 PackageParser.Package mPlatformPackage; 975 ComponentName mCustomResolverComponentName; 976 977 boolean mResolverReplaced = false; 978 979 private final @Nullable ComponentName mIntentFilterVerifierComponent; 980 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 981 982 private int mIntentFilterVerificationToken = 0; 983 984 /** The service connection to the ephemeral resolver */ 985 final InstantAppResolverConnection mInstantAppResolverConnection; 986 /** Component used to show resolver settings for Instant Apps */ 987 final ComponentName mInstantAppResolverSettingsComponent; 988 989 /** Activity used to install instant applications */ 990 ActivityInfo mInstantAppInstallerActivity; 991 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 992 993 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 994 = new SparseArray<IntentFilterVerificationState>(); 995 996 // TODO remove this and go through mPermissonManager directly 997 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 998 private final PermissionManagerInternal mPermissionManager; 999 1000 // List of packages names to keep cached, even if they are uninstalled for all users 1001 private List<String> mKeepUninstalledPackages; 1002 1003 private UserManagerInternal mUserManagerInternal; 1004 private ActivityManagerInternal mActivityManagerInternal; 1005 1006 private DeviceIdleController.LocalService mDeviceIdleController; 1007 1008 private File mCacheDir; 1009 1010 private Future<?> mPrepareAppDataFuture; 1011 1012 private static class IFVerificationParams { 1013 PackageParser.Package pkg; 1014 boolean replacing; 1015 int userId; 1016 int verifierUid; 1017 1018 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1019 int _userId, int _verifierUid) { 1020 pkg = _pkg; 1021 replacing = _replacing; 1022 userId = _userId; 1023 replacing = _replacing; 1024 verifierUid = _verifierUid; 1025 } 1026 } 1027 1028 private interface IntentFilterVerifier<T extends IntentFilter> { 1029 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1030 T filter, String packageName); 1031 void startVerifications(int userId); 1032 void receiveVerificationResponse(int verificationId); 1033 } 1034 1035 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1036 private Context mContext; 1037 private ComponentName mIntentFilterVerifierComponent; 1038 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1039 1040 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1041 mContext = context; 1042 mIntentFilterVerifierComponent = verifierComponent; 1043 } 1044 1045 private String getDefaultScheme() { 1046 return IntentFilter.SCHEME_HTTPS; 1047 } 1048 1049 @Override 1050 public void startVerifications(int userId) { 1051 // Launch verifications requests 1052 int count = mCurrentIntentFilterVerifications.size(); 1053 for (int n=0; n<count; n++) { 1054 int verificationId = mCurrentIntentFilterVerifications.get(n); 1055 final IntentFilterVerificationState ivs = 1056 mIntentFilterVerificationStates.get(verificationId); 1057 1058 String packageName = ivs.getPackageName(); 1059 1060 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1061 final int filterCount = filters.size(); 1062 ArraySet<String> domainsSet = new ArraySet<>(); 1063 for (int m=0; m<filterCount; m++) { 1064 PackageParser.ActivityIntentInfo filter = filters.get(m); 1065 domainsSet.addAll(filter.getHostsList()); 1066 } 1067 synchronized (mPackages) { 1068 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1069 packageName, domainsSet) != null) { 1070 scheduleWriteSettingsLocked(); 1071 } 1072 } 1073 sendVerificationRequest(verificationId, ivs); 1074 } 1075 mCurrentIntentFilterVerifications.clear(); 1076 } 1077 1078 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1079 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1080 verificationIntent.putExtra( 1081 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1082 verificationId); 1083 verificationIntent.putExtra( 1084 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1085 getDefaultScheme()); 1086 verificationIntent.putExtra( 1087 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1088 ivs.getHostsString()); 1089 verificationIntent.putExtra( 1090 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1091 ivs.getPackageName()); 1092 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1093 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1094 1095 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1096 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1097 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1098 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1099 1100 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1101 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1102 "Sending IntentFilter verification broadcast"); 1103 } 1104 1105 public void receiveVerificationResponse(int verificationId) { 1106 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1107 1108 final boolean verified = ivs.isVerified(); 1109 1110 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1111 final int count = filters.size(); 1112 if (DEBUG_DOMAIN_VERIFICATION) { 1113 Slog.i(TAG, "Received verification response " + verificationId 1114 + " for " + count + " filters, verified=" + verified); 1115 } 1116 for (int n=0; n<count; n++) { 1117 PackageParser.ActivityIntentInfo filter = filters.get(n); 1118 filter.setVerified(verified); 1119 1120 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1121 + " verified with result:" + verified + " and hosts:" 1122 + ivs.getHostsString()); 1123 } 1124 1125 mIntentFilterVerificationStates.remove(verificationId); 1126 1127 final String packageName = ivs.getPackageName(); 1128 IntentFilterVerificationInfo ivi = null; 1129 1130 synchronized (mPackages) { 1131 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1132 } 1133 if (ivi == null) { 1134 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1135 + verificationId + " packageName:" + packageName); 1136 return; 1137 } 1138 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1139 "Updating IntentFilterVerificationInfo for package " + packageName 1140 +" verificationId:" + verificationId); 1141 1142 synchronized (mPackages) { 1143 if (verified) { 1144 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1145 } else { 1146 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1147 } 1148 scheduleWriteSettingsLocked(); 1149 1150 final int userId = ivs.getUserId(); 1151 if (userId != UserHandle.USER_ALL) { 1152 final int userStatus = 1153 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1154 1155 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1156 boolean needUpdate = false; 1157 1158 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1159 // already been set by the User thru the Disambiguation dialog 1160 switch (userStatus) { 1161 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1162 if (verified) { 1163 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1164 } else { 1165 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1166 } 1167 needUpdate = true; 1168 break; 1169 1170 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1171 if (verified) { 1172 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1173 needUpdate = true; 1174 } 1175 break; 1176 1177 default: 1178 // Nothing to do 1179 } 1180 1181 if (needUpdate) { 1182 mSettings.updateIntentFilterVerificationStatusLPw( 1183 packageName, updatedStatus, userId); 1184 scheduleWritePackageRestrictionsLocked(userId); 1185 } 1186 } 1187 } 1188 } 1189 1190 @Override 1191 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1192 ActivityIntentInfo filter, String packageName) { 1193 if (!hasValidDomains(filter)) { 1194 return false; 1195 } 1196 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1197 if (ivs == null) { 1198 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1199 packageName); 1200 } 1201 if (DEBUG_DOMAIN_VERIFICATION) { 1202 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1203 } 1204 ivs.addFilter(filter); 1205 return true; 1206 } 1207 1208 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1209 int userId, int verificationId, String packageName) { 1210 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1211 verifierUid, userId, packageName); 1212 ivs.setPendingState(); 1213 synchronized (mPackages) { 1214 mIntentFilterVerificationStates.append(verificationId, ivs); 1215 mCurrentIntentFilterVerifications.add(verificationId); 1216 } 1217 return ivs; 1218 } 1219 } 1220 1221 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1222 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1223 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1224 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1225 } 1226 1227 // Set of pending broadcasts for aggregating enable/disable of components. 1228 static class PendingPackageBroadcasts { 1229 // for each user id, a map of <package name -> components within that package> 1230 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1231 1232 public PendingPackageBroadcasts() { 1233 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1234 } 1235 1236 public ArrayList<String> get(int userId, String packageName) { 1237 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1238 return packages.get(packageName); 1239 } 1240 1241 public void put(int userId, String packageName, ArrayList<String> components) { 1242 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1243 packages.put(packageName, components); 1244 } 1245 1246 public void remove(int userId, String packageName) { 1247 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1248 if (packages != null) { 1249 packages.remove(packageName); 1250 } 1251 } 1252 1253 public void remove(int userId) { 1254 mUidMap.remove(userId); 1255 } 1256 1257 public int userIdCount() { 1258 return mUidMap.size(); 1259 } 1260 1261 public int userIdAt(int n) { 1262 return mUidMap.keyAt(n); 1263 } 1264 1265 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1266 return mUidMap.get(userId); 1267 } 1268 1269 public int size() { 1270 // total number of pending broadcast entries across all userIds 1271 int num = 0; 1272 for (int i = 0; i< mUidMap.size(); i++) { 1273 num += mUidMap.valueAt(i).size(); 1274 } 1275 return num; 1276 } 1277 1278 public void clear() { 1279 mUidMap.clear(); 1280 } 1281 1282 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1283 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1284 if (map == null) { 1285 map = new ArrayMap<String, ArrayList<String>>(); 1286 mUidMap.put(userId, map); 1287 } 1288 return map; 1289 } 1290 } 1291 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1292 1293 // Service Connection to remote media container service to copy 1294 // package uri's from external media onto secure containers 1295 // or internal storage. 1296 private IMediaContainerService mContainerService = null; 1297 1298 static final int SEND_PENDING_BROADCAST = 1; 1299 static final int MCS_BOUND = 3; 1300 static final int END_COPY = 4; 1301 static final int INIT_COPY = 5; 1302 static final int MCS_UNBIND = 6; 1303 static final int START_CLEANING_PACKAGE = 7; 1304 static final int FIND_INSTALL_LOC = 8; 1305 static final int POST_INSTALL = 9; 1306 static final int MCS_RECONNECT = 10; 1307 static final int MCS_GIVE_UP = 11; 1308 static final int WRITE_SETTINGS = 13; 1309 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1310 static final int PACKAGE_VERIFIED = 15; 1311 static final int CHECK_PENDING_VERIFICATION = 16; 1312 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1313 static final int INTENT_FILTER_VERIFIED = 18; 1314 static final int WRITE_PACKAGE_LIST = 19; 1315 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1316 1317 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1318 1319 // Delay time in millisecs 1320 static final int BROADCAST_DELAY = 10 * 1000; 1321 1322 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1323 2 * 60 * 60 * 1000L; /* two hours */ 1324 1325 static UserManagerService sUserManager; 1326 1327 // Stores a list of users whose package restrictions file needs to be updated 1328 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1329 1330 final private DefaultContainerConnection mDefContainerConn = 1331 new DefaultContainerConnection(); 1332 class DefaultContainerConnection implements ServiceConnection { 1333 public void onServiceConnected(ComponentName name, IBinder service) { 1334 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1335 final IMediaContainerService imcs = IMediaContainerService.Stub 1336 .asInterface(Binder.allowBlocking(service)); 1337 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1338 } 1339 1340 public void onServiceDisconnected(ComponentName name) { 1341 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1342 } 1343 } 1344 1345 // Recordkeeping of restore-after-install operations that are currently in flight 1346 // between the Package Manager and the Backup Manager 1347 static class PostInstallData { 1348 public InstallArgs args; 1349 public PackageInstalledInfo res; 1350 1351 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1352 args = _a; 1353 res = _r; 1354 } 1355 } 1356 1357 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1358 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1359 1360 // XML tags for backup/restore of various bits of state 1361 private static final String TAG_PREFERRED_BACKUP = "pa"; 1362 private static final String TAG_DEFAULT_APPS = "da"; 1363 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1364 1365 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1366 private static final String TAG_ALL_GRANTS = "rt-grants"; 1367 private static final String TAG_GRANT = "grant"; 1368 private static final String ATTR_PACKAGE_NAME = "pkg"; 1369 1370 private static final String TAG_PERMISSION = "perm"; 1371 private static final String ATTR_PERMISSION_NAME = "name"; 1372 private static final String ATTR_IS_GRANTED = "g"; 1373 private static final String ATTR_USER_SET = "set"; 1374 private static final String ATTR_USER_FIXED = "fixed"; 1375 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1376 1377 // System/policy permission grants are not backed up 1378 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1379 FLAG_PERMISSION_POLICY_FIXED 1380 | FLAG_PERMISSION_SYSTEM_FIXED 1381 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1382 1383 // And we back up these user-adjusted states 1384 private static final int USER_RUNTIME_GRANT_MASK = 1385 FLAG_PERMISSION_USER_SET 1386 | FLAG_PERMISSION_USER_FIXED 1387 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1388 1389 final @Nullable String mRequiredVerifierPackage; 1390 final @NonNull String mRequiredInstallerPackage; 1391 final @NonNull String mRequiredUninstallerPackage; 1392 final @Nullable String mSetupWizardPackage; 1393 final @Nullable String mStorageManagerPackage; 1394 final @NonNull String mServicesSystemSharedLibraryPackageName; 1395 final @NonNull String mSharedSystemSharedLibraryPackageName; 1396 1397 private final PackageUsage mPackageUsage = new PackageUsage(); 1398 private final CompilerStats mCompilerStats = new CompilerStats(); 1399 1400 class PackageHandler extends Handler { 1401 private boolean mBound = false; 1402 final ArrayList<HandlerParams> mPendingInstalls = 1403 new ArrayList<HandlerParams>(); 1404 1405 private boolean connectToService() { 1406 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1407 " DefaultContainerService"); 1408 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1409 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1410 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1411 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1412 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1413 mBound = true; 1414 return true; 1415 } 1416 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1417 return false; 1418 } 1419 1420 private void disconnectService() { 1421 mContainerService = null; 1422 mBound = false; 1423 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1424 mContext.unbindService(mDefContainerConn); 1425 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1426 } 1427 1428 PackageHandler(Looper looper) { 1429 super(looper); 1430 } 1431 1432 public void handleMessage(Message msg) { 1433 try { 1434 doHandleMessage(msg); 1435 } finally { 1436 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1437 } 1438 } 1439 1440 void doHandleMessage(Message msg) { 1441 switch (msg.what) { 1442 case INIT_COPY: { 1443 HandlerParams params = (HandlerParams) msg.obj; 1444 int idx = mPendingInstalls.size(); 1445 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1446 // If a bind was already initiated we dont really 1447 // need to do anything. The pending install 1448 // will be processed later on. 1449 if (!mBound) { 1450 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1451 System.identityHashCode(mHandler)); 1452 // If this is the only one pending we might 1453 // have to bind to the service again. 1454 if (!connectToService()) { 1455 Slog.e(TAG, "Failed to bind to media container service"); 1456 params.serviceError(); 1457 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1458 System.identityHashCode(mHandler)); 1459 if (params.traceMethod != null) { 1460 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1461 params.traceCookie); 1462 } 1463 return; 1464 } else { 1465 // Once we bind to the service, the first 1466 // pending request will be processed. 1467 mPendingInstalls.add(idx, params); 1468 } 1469 } else { 1470 mPendingInstalls.add(idx, params); 1471 // Already bound to the service. Just make 1472 // sure we trigger off processing the first request. 1473 if (idx == 0) { 1474 mHandler.sendEmptyMessage(MCS_BOUND); 1475 } 1476 } 1477 break; 1478 } 1479 case MCS_BOUND: { 1480 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1481 if (msg.obj != null) { 1482 mContainerService = (IMediaContainerService) msg.obj; 1483 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1484 System.identityHashCode(mHandler)); 1485 } 1486 if (mContainerService == null) { 1487 if (!mBound) { 1488 // Something seriously wrong since we are not bound and we are not 1489 // waiting for connection. Bail out. 1490 Slog.e(TAG, "Cannot bind to media container service"); 1491 for (HandlerParams params : mPendingInstalls) { 1492 // Indicate service bind error 1493 params.serviceError(); 1494 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1495 System.identityHashCode(params)); 1496 if (params.traceMethod != null) { 1497 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1498 params.traceMethod, params.traceCookie); 1499 } 1500 return; 1501 } 1502 mPendingInstalls.clear(); 1503 } else { 1504 Slog.w(TAG, "Waiting to connect to media container service"); 1505 } 1506 } else if (mPendingInstalls.size() > 0) { 1507 HandlerParams params = mPendingInstalls.get(0); 1508 if (params != null) { 1509 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1510 System.identityHashCode(params)); 1511 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1512 if (params.startCopy()) { 1513 // We are done... look for more work or to 1514 // go idle. 1515 if (DEBUG_SD_INSTALL) Log.i(TAG, 1516 "Checking for more work or unbind..."); 1517 // Delete pending install 1518 if (mPendingInstalls.size() > 0) { 1519 mPendingInstalls.remove(0); 1520 } 1521 if (mPendingInstalls.size() == 0) { 1522 if (mBound) { 1523 if (DEBUG_SD_INSTALL) Log.i(TAG, 1524 "Posting delayed MCS_UNBIND"); 1525 removeMessages(MCS_UNBIND); 1526 Message ubmsg = obtainMessage(MCS_UNBIND); 1527 // Unbind after a little delay, to avoid 1528 // continual thrashing. 1529 sendMessageDelayed(ubmsg, 10000); 1530 } 1531 } else { 1532 // There are more pending requests in queue. 1533 // Just post MCS_BOUND message to trigger processing 1534 // of next pending install. 1535 if (DEBUG_SD_INSTALL) Log.i(TAG, 1536 "Posting MCS_BOUND for next work"); 1537 mHandler.sendEmptyMessage(MCS_BOUND); 1538 } 1539 } 1540 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1541 } 1542 } else { 1543 // Should never happen ideally. 1544 Slog.w(TAG, "Empty queue"); 1545 } 1546 break; 1547 } 1548 case MCS_RECONNECT: { 1549 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1550 if (mPendingInstalls.size() > 0) { 1551 if (mBound) { 1552 disconnectService(); 1553 } 1554 if (!connectToService()) { 1555 Slog.e(TAG, "Failed to bind to media container service"); 1556 for (HandlerParams params : mPendingInstalls) { 1557 // Indicate service bind error 1558 params.serviceError(); 1559 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1560 System.identityHashCode(params)); 1561 } 1562 mPendingInstalls.clear(); 1563 } 1564 } 1565 break; 1566 } 1567 case MCS_UNBIND: { 1568 // If there is no actual work left, then time to unbind. 1569 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1570 1571 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1572 if (mBound) { 1573 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1574 1575 disconnectService(); 1576 } 1577 } else if (mPendingInstalls.size() > 0) { 1578 // There are more pending requests in queue. 1579 // Just post MCS_BOUND message to trigger processing 1580 // of next pending install. 1581 mHandler.sendEmptyMessage(MCS_BOUND); 1582 } 1583 1584 break; 1585 } 1586 case MCS_GIVE_UP: { 1587 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1588 HandlerParams params = mPendingInstalls.remove(0); 1589 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1590 System.identityHashCode(params)); 1591 break; 1592 } 1593 case SEND_PENDING_BROADCAST: { 1594 String packages[]; 1595 ArrayList<String> components[]; 1596 int size = 0; 1597 int uids[]; 1598 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1599 synchronized (mPackages) { 1600 if (mPendingBroadcasts == null) { 1601 return; 1602 } 1603 size = mPendingBroadcasts.size(); 1604 if (size <= 0) { 1605 // Nothing to be done. Just return 1606 return; 1607 } 1608 packages = new String[size]; 1609 components = new ArrayList[size]; 1610 uids = new int[size]; 1611 int i = 0; // filling out the above arrays 1612 1613 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1614 int packageUserId = mPendingBroadcasts.userIdAt(n); 1615 Iterator<Map.Entry<String, ArrayList<String>>> it 1616 = mPendingBroadcasts.packagesForUserId(packageUserId) 1617 .entrySet().iterator(); 1618 while (it.hasNext() && i < size) { 1619 Map.Entry<String, ArrayList<String>> ent = it.next(); 1620 packages[i] = ent.getKey(); 1621 components[i] = ent.getValue(); 1622 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1623 uids[i] = (ps != null) 1624 ? UserHandle.getUid(packageUserId, ps.appId) 1625 : -1; 1626 i++; 1627 } 1628 } 1629 size = i; 1630 mPendingBroadcasts.clear(); 1631 } 1632 // Send broadcasts 1633 for (int i = 0; i < size; i++) { 1634 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1635 } 1636 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1637 break; 1638 } 1639 case START_CLEANING_PACKAGE: { 1640 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1641 final String packageName = (String)msg.obj; 1642 final int userId = msg.arg1; 1643 final boolean andCode = msg.arg2 != 0; 1644 synchronized (mPackages) { 1645 if (userId == UserHandle.USER_ALL) { 1646 int[] users = sUserManager.getUserIds(); 1647 for (int user : users) { 1648 mSettings.addPackageToCleanLPw( 1649 new PackageCleanItem(user, packageName, andCode)); 1650 } 1651 } else { 1652 mSettings.addPackageToCleanLPw( 1653 new PackageCleanItem(userId, packageName, andCode)); 1654 } 1655 } 1656 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1657 startCleaningPackages(); 1658 } break; 1659 case POST_INSTALL: { 1660 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1661 1662 PostInstallData data = mRunningInstalls.get(msg.arg1); 1663 final boolean didRestore = (msg.arg2 != 0); 1664 mRunningInstalls.delete(msg.arg1); 1665 1666 if (data != null) { 1667 InstallArgs args = data.args; 1668 PackageInstalledInfo parentRes = data.res; 1669 1670 final boolean grantPermissions = (args.installFlags 1671 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1672 final boolean killApp = (args.installFlags 1673 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1674 final boolean virtualPreload = ((args.installFlags 1675 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1676 final String[] grantedPermissions = args.installGrantPermissions; 1677 1678 // Handle the parent package 1679 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1680 virtualPreload, grantedPermissions, didRestore, 1681 args.installerPackageName, args.observer); 1682 1683 // Handle the child packages 1684 final int childCount = (parentRes.addedChildPackages != null) 1685 ? parentRes.addedChildPackages.size() : 0; 1686 for (int i = 0; i < childCount; i++) { 1687 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1688 handlePackagePostInstall(childRes, grantPermissions, killApp, 1689 virtualPreload, grantedPermissions, false /*didRestore*/, 1690 args.installerPackageName, args.observer); 1691 } 1692 1693 // Log tracing if needed 1694 if (args.traceMethod != null) { 1695 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1696 args.traceCookie); 1697 } 1698 } else { 1699 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1700 } 1701 1702 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1703 } break; 1704 case WRITE_SETTINGS: { 1705 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1706 synchronized (mPackages) { 1707 removeMessages(WRITE_SETTINGS); 1708 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1709 mSettings.writeLPr(); 1710 mDirtyUsers.clear(); 1711 } 1712 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1713 } break; 1714 case WRITE_PACKAGE_RESTRICTIONS: { 1715 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1716 synchronized (mPackages) { 1717 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1718 for (int userId : mDirtyUsers) { 1719 mSettings.writePackageRestrictionsLPr(userId); 1720 } 1721 mDirtyUsers.clear(); 1722 } 1723 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1724 } break; 1725 case WRITE_PACKAGE_LIST: { 1726 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1727 synchronized (mPackages) { 1728 removeMessages(WRITE_PACKAGE_LIST); 1729 mSettings.writePackageListLPr(msg.arg1); 1730 } 1731 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1732 } break; 1733 case CHECK_PENDING_VERIFICATION: { 1734 final int verificationId = msg.arg1; 1735 final PackageVerificationState state = mPendingVerification.get(verificationId); 1736 1737 if ((state != null) && !state.timeoutExtended()) { 1738 final InstallArgs args = state.getInstallArgs(); 1739 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1740 1741 Slog.i(TAG, "Verification timed out for " + originUri); 1742 mPendingVerification.remove(verificationId); 1743 1744 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1745 1746 final UserHandle user = args.getUser(); 1747 if (getDefaultVerificationResponse(user) 1748 == PackageManager.VERIFICATION_ALLOW) { 1749 Slog.i(TAG, "Continuing with installation of " + originUri); 1750 state.setVerifierResponse(Binder.getCallingUid(), 1751 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1752 broadcastPackageVerified(verificationId, originUri, 1753 PackageManager.VERIFICATION_ALLOW, user); 1754 try { 1755 ret = args.copyApk(mContainerService, true); 1756 } catch (RemoteException e) { 1757 Slog.e(TAG, "Could not contact the ContainerService"); 1758 } 1759 } else { 1760 broadcastPackageVerified(verificationId, originUri, 1761 PackageManager.VERIFICATION_REJECT, user); 1762 } 1763 1764 Trace.asyncTraceEnd( 1765 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1766 1767 processPendingInstall(args, ret); 1768 mHandler.sendEmptyMessage(MCS_UNBIND); 1769 } 1770 break; 1771 } 1772 case PACKAGE_VERIFIED: { 1773 final int verificationId = msg.arg1; 1774 1775 final PackageVerificationState state = mPendingVerification.get(verificationId); 1776 if (state == null) { 1777 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1778 break; 1779 } 1780 1781 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1782 1783 state.setVerifierResponse(response.callerUid, response.code); 1784 1785 if (state.isVerificationComplete()) { 1786 mPendingVerification.remove(verificationId); 1787 1788 final InstallArgs args = state.getInstallArgs(); 1789 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1790 1791 int ret; 1792 if (state.isInstallAllowed()) { 1793 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1794 broadcastPackageVerified(verificationId, originUri, 1795 response.code, state.getInstallArgs().getUser()); 1796 try { 1797 ret = args.copyApk(mContainerService, true); 1798 } catch (RemoteException e) { 1799 Slog.e(TAG, "Could not contact the ContainerService"); 1800 } 1801 } else { 1802 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1803 } 1804 1805 Trace.asyncTraceEnd( 1806 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1807 1808 processPendingInstall(args, ret); 1809 mHandler.sendEmptyMessage(MCS_UNBIND); 1810 } 1811 1812 break; 1813 } 1814 case START_INTENT_FILTER_VERIFICATIONS: { 1815 IFVerificationParams params = (IFVerificationParams) msg.obj; 1816 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1817 params.replacing, params.pkg); 1818 break; 1819 } 1820 case INTENT_FILTER_VERIFIED: { 1821 final int verificationId = msg.arg1; 1822 1823 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1824 verificationId); 1825 if (state == null) { 1826 Slog.w(TAG, "Invalid IntentFilter verification token " 1827 + verificationId + " received"); 1828 break; 1829 } 1830 1831 final int userId = state.getUserId(); 1832 1833 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1834 "Processing IntentFilter verification with token:" 1835 + verificationId + " and userId:" + userId); 1836 1837 final IntentFilterVerificationResponse response = 1838 (IntentFilterVerificationResponse) msg.obj; 1839 1840 state.setVerifierResponse(response.callerUid, response.code); 1841 1842 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1843 "IntentFilter verification with token:" + verificationId 1844 + " and userId:" + userId 1845 + " is settings verifier response with response code:" 1846 + response.code); 1847 1848 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1849 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1850 + response.getFailedDomainsString()); 1851 } 1852 1853 if (state.isVerificationComplete()) { 1854 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1855 } else { 1856 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1857 "IntentFilter verification with token:" + verificationId 1858 + " was not said to be complete"); 1859 } 1860 1861 break; 1862 } 1863 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1864 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1865 mInstantAppResolverConnection, 1866 (InstantAppRequest) msg.obj, 1867 mInstantAppInstallerActivity, 1868 mHandler); 1869 } 1870 } 1871 } 1872 } 1873 1874 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1875 @Override 1876 public void onGidsChanged(int appId, int userId) { 1877 mHandler.post(new Runnable() { 1878 @Override 1879 public void run() { 1880 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1881 } 1882 }); 1883 } 1884 @Override 1885 public void onPermissionGranted(int uid, int userId) { 1886 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1887 1888 // Not critical; if this is lost, the application has to request again. 1889 synchronized (mPackages) { 1890 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1891 } 1892 } 1893 @Override 1894 public void onInstallPermissionGranted() { 1895 synchronized (mPackages) { 1896 scheduleWriteSettingsLocked(); 1897 } 1898 } 1899 @Override 1900 public void onPermissionRevoked(int uid, int userId) { 1901 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1902 1903 synchronized (mPackages) { 1904 // Critical; after this call the application should never have the permission 1905 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1906 } 1907 1908 final int appId = UserHandle.getAppId(uid); 1909 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1910 } 1911 @Override 1912 public void onInstallPermissionRevoked() { 1913 synchronized (mPackages) { 1914 scheduleWriteSettingsLocked(); 1915 } 1916 } 1917 @Override 1918 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1919 synchronized (mPackages) { 1920 for (int userId : updatedUserIds) { 1921 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1922 } 1923 } 1924 } 1925 @Override 1926 public void onInstallPermissionUpdated() { 1927 synchronized (mPackages) { 1928 scheduleWriteSettingsLocked(); 1929 } 1930 } 1931 @Override 1932 public void onPermissionRemoved() { 1933 synchronized (mPackages) { 1934 mSettings.writeLPr(); 1935 } 1936 } 1937 }; 1938 1939 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1940 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1941 boolean launchedForRestore, String installerPackage, 1942 IPackageInstallObserver2 installObserver) { 1943 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1944 // Send the removed broadcasts 1945 if (res.removedInfo != null) { 1946 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1947 } 1948 1949 // Now that we successfully installed the package, grant runtime 1950 // permissions if requested before broadcasting the install. Also 1951 // for legacy apps in permission review mode we clear the permission 1952 // review flag which is used to emulate runtime permissions for 1953 // legacy apps. 1954 if (grantPermissions) { 1955 final int callingUid = Binder.getCallingUid(); 1956 mPermissionManager.grantRequestedRuntimePermissions( 1957 res.pkg, res.newUsers, grantedPermissions, callingUid, 1958 mPermissionCallback); 1959 } 1960 1961 final boolean update = res.removedInfo != null 1962 && res.removedInfo.removedPackage != null; 1963 final String installerPackageName = 1964 res.installerPackageName != null 1965 ? res.installerPackageName 1966 : res.removedInfo != null 1967 ? res.removedInfo.installerPackageName 1968 : null; 1969 1970 // If this is the first time we have child packages for a disabled privileged 1971 // app that had no children, we grant requested runtime permissions to the new 1972 // children if the parent on the system image had them already granted. 1973 if (res.pkg.parentPackage != null) { 1974 final int callingUid = Binder.getCallingUid(); 1975 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1976 res.pkg, callingUid, mPermissionCallback); 1977 } 1978 1979 synchronized (mPackages) { 1980 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1981 } 1982 1983 final String packageName = res.pkg.applicationInfo.packageName; 1984 1985 // Determine the set of users who are adding this package for 1986 // the first time vs. those who are seeing an update. 1987 int[] firstUserIds = EMPTY_INT_ARRAY; 1988 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1989 int[] updateUserIds = EMPTY_INT_ARRAY; 1990 int[] instantUserIds = EMPTY_INT_ARRAY; 1991 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1992 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1993 for (int newUser : res.newUsers) { 1994 final boolean isInstantApp = ps.getInstantApp(newUser); 1995 if (allNewUsers) { 1996 if (isInstantApp) { 1997 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 1998 } else { 1999 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2000 } 2001 continue; 2002 } 2003 boolean isNew = true; 2004 for (int origUser : res.origUsers) { 2005 if (origUser == newUser) { 2006 isNew = false; 2007 break; 2008 } 2009 } 2010 if (isNew) { 2011 if (isInstantApp) { 2012 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2013 } else { 2014 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2015 } 2016 } else { 2017 if (isInstantApp) { 2018 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2019 } else { 2020 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2021 } 2022 } 2023 } 2024 2025 // Send installed broadcasts if the package is not a static shared lib. 2026 if (res.pkg.staticSharedLibName == null) { 2027 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2028 2029 // Send added for users that see the package for the first time 2030 // sendPackageAddedForNewUsers also deals with system apps 2031 int appId = UserHandle.getAppId(res.uid); 2032 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2033 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2034 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2035 2036 // Send added for users that don't see the package for the first time 2037 Bundle extras = new Bundle(1); 2038 extras.putInt(Intent.EXTRA_UID, res.uid); 2039 if (update) { 2040 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2041 } 2042 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2043 extras, 0 /*flags*/, 2044 null /*targetPackage*/, null /*finishedReceiver*/, 2045 updateUserIds, instantUserIds); 2046 if (installerPackageName != null) { 2047 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2048 extras, 0 /*flags*/, 2049 installerPackageName, null /*finishedReceiver*/, 2050 updateUserIds, instantUserIds); 2051 } 2052 2053 // Send replaced for users that don't see the package for the first time 2054 if (update) { 2055 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2056 packageName, extras, 0 /*flags*/, 2057 null /*targetPackage*/, null /*finishedReceiver*/, 2058 updateUserIds, instantUserIds); 2059 if (installerPackageName != null) { 2060 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2061 extras, 0 /*flags*/, 2062 installerPackageName, null /*finishedReceiver*/, 2063 updateUserIds, instantUserIds); 2064 } 2065 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2066 null /*package*/, null /*extras*/, 0 /*flags*/, 2067 packageName /*targetPackage*/, 2068 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2069 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2070 // First-install and we did a restore, so we're responsible for the 2071 // first-launch broadcast. 2072 if (DEBUG_BACKUP) { 2073 Slog.i(TAG, "Post-restore of " + packageName 2074 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2075 } 2076 sendFirstLaunchBroadcast(packageName, installerPackage, 2077 firstUserIds, firstInstantUserIds); 2078 } 2079 2080 // Send broadcast package appeared if forward locked/external for all users 2081 // treat asec-hosted packages like removable media on upgrade 2082 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2083 if (DEBUG_INSTALL) { 2084 Slog.i(TAG, "upgrading pkg " + res.pkg 2085 + " is ASEC-hosted -> AVAILABLE"); 2086 } 2087 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2088 ArrayList<String> pkgList = new ArrayList<>(1); 2089 pkgList.add(packageName); 2090 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2091 } 2092 } 2093 2094 // Work that needs to happen on first install within each user 2095 if (firstUserIds != null && firstUserIds.length > 0) { 2096 synchronized (mPackages) { 2097 for (int userId : firstUserIds) { 2098 // If this app is a browser and it's newly-installed for some 2099 // users, clear any default-browser state in those users. The 2100 // app's nature doesn't depend on the user, so we can just check 2101 // its browser nature in any user and generalize. 2102 if (packageIsBrowser(packageName, userId)) { 2103 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2104 } 2105 2106 // We may also need to apply pending (restored) runtime 2107 // permission grants within these users. 2108 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2109 } 2110 } 2111 } 2112 2113 if (allNewUsers && !update) { 2114 notifyPackageAdded(packageName); 2115 } 2116 2117 // Log current value of "unknown sources" setting 2118 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2119 getUnknownSourcesSettings()); 2120 2121 // Remove the replaced package's older resources safely now 2122 // We delete after a gc for applications on sdcard. 2123 if (res.removedInfo != null && res.removedInfo.args != null) { 2124 Runtime.getRuntime().gc(); 2125 synchronized (mInstallLock) { 2126 res.removedInfo.args.doPostDeleteLI(true); 2127 } 2128 } else { 2129 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2130 // and not block here. 2131 VMRuntime.getRuntime().requestConcurrentGC(); 2132 } 2133 2134 // Notify DexManager that the package was installed for new users. 2135 // The updated users should already be indexed and the package code paths 2136 // should not change. 2137 // Don't notify the manager for ephemeral apps as they are not expected to 2138 // survive long enough to benefit of background optimizations. 2139 for (int userId : firstUserIds) { 2140 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2141 // There's a race currently where some install events may interleave with an uninstall. 2142 // This can lead to package info being null (b/36642664). 2143 if (info != null) { 2144 mDexManager.notifyPackageInstalled(info, userId); 2145 } 2146 } 2147 } 2148 2149 // If someone is watching installs - notify them 2150 if (installObserver != null) { 2151 try { 2152 Bundle extras = extrasForInstallResult(res); 2153 installObserver.onPackageInstalled(res.name, res.returnCode, 2154 res.returnMsg, extras); 2155 } catch (RemoteException e) { 2156 Slog.i(TAG, "Observer no longer exists."); 2157 } 2158 } 2159 } 2160 2161 private StorageEventListener mStorageListener = new StorageEventListener() { 2162 @Override 2163 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2164 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2165 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2166 final String volumeUuid = vol.getFsUuid(); 2167 2168 // Clean up any users or apps that were removed or recreated 2169 // while this volume was missing 2170 sUserManager.reconcileUsers(volumeUuid); 2171 reconcileApps(volumeUuid); 2172 2173 // Clean up any install sessions that expired or were 2174 // cancelled while this volume was missing 2175 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2176 2177 loadPrivatePackages(vol); 2178 2179 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2180 unloadPrivatePackages(vol); 2181 } 2182 } 2183 } 2184 2185 @Override 2186 public void onVolumeForgotten(String fsUuid) { 2187 if (TextUtils.isEmpty(fsUuid)) { 2188 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2189 return; 2190 } 2191 2192 // Remove any apps installed on the forgotten volume 2193 synchronized (mPackages) { 2194 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2195 for (PackageSetting ps : packages) { 2196 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2197 deletePackageVersioned(new VersionedPackage(ps.name, 2198 PackageManager.VERSION_CODE_HIGHEST), 2199 new LegacyPackageDeleteObserver(null).getBinder(), 2200 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2201 // Try very hard to release any references to this package 2202 // so we don't risk the system server being killed due to 2203 // open FDs 2204 AttributeCache.instance().removePackage(ps.name); 2205 } 2206 2207 mSettings.onVolumeForgotten(fsUuid); 2208 mSettings.writeLPr(); 2209 } 2210 } 2211 }; 2212 2213 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2214 Bundle extras = null; 2215 switch (res.returnCode) { 2216 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2217 extras = new Bundle(); 2218 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2219 res.origPermission); 2220 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2221 res.origPackage); 2222 break; 2223 } 2224 case PackageManager.INSTALL_SUCCEEDED: { 2225 extras = new Bundle(); 2226 extras.putBoolean(Intent.EXTRA_REPLACING, 2227 res.removedInfo != null && res.removedInfo.removedPackage != null); 2228 break; 2229 } 2230 } 2231 return extras; 2232 } 2233 2234 void scheduleWriteSettingsLocked() { 2235 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2236 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2237 } 2238 } 2239 2240 void scheduleWritePackageListLocked(int userId) { 2241 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2242 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2243 msg.arg1 = userId; 2244 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2245 } 2246 } 2247 2248 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2249 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2250 scheduleWritePackageRestrictionsLocked(userId); 2251 } 2252 2253 void scheduleWritePackageRestrictionsLocked(int userId) { 2254 final int[] userIds = (userId == UserHandle.USER_ALL) 2255 ? sUserManager.getUserIds() : new int[]{userId}; 2256 for (int nextUserId : userIds) { 2257 if (!sUserManager.exists(nextUserId)) return; 2258 mDirtyUsers.add(nextUserId); 2259 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2260 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2261 } 2262 } 2263 } 2264 2265 public static PackageManagerService main(Context context, Installer installer, 2266 boolean factoryTest, boolean onlyCore) { 2267 // Self-check for initial settings. 2268 PackageManagerServiceCompilerMapping.checkProperties(); 2269 2270 PackageManagerService m = new PackageManagerService(context, installer, 2271 factoryTest, onlyCore); 2272 m.enableSystemUserPackages(); 2273 ServiceManager.addService("package", m); 2274 final PackageManagerNative pmn = m.new PackageManagerNative(); 2275 ServiceManager.addService("package_native", pmn); 2276 return m; 2277 } 2278 2279 private void enableSystemUserPackages() { 2280 if (!UserManager.isSplitSystemUser()) { 2281 return; 2282 } 2283 // For system user, enable apps based on the following conditions: 2284 // - app is whitelisted or belong to one of these groups: 2285 // -- system app which has no launcher icons 2286 // -- system app which has INTERACT_ACROSS_USERS permission 2287 // -- system IME app 2288 // - app is not in the blacklist 2289 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2290 Set<String> enableApps = new ArraySet<>(); 2291 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2292 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2293 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2294 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2295 enableApps.addAll(wlApps); 2296 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2297 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2298 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2299 enableApps.removeAll(blApps); 2300 Log.i(TAG, "Applications installed for system user: " + enableApps); 2301 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2302 UserHandle.SYSTEM); 2303 final int allAppsSize = allAps.size(); 2304 synchronized (mPackages) { 2305 for (int i = 0; i < allAppsSize; i++) { 2306 String pName = allAps.get(i); 2307 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2308 // Should not happen, but we shouldn't be failing if it does 2309 if (pkgSetting == null) { 2310 continue; 2311 } 2312 boolean install = enableApps.contains(pName); 2313 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2314 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2315 + " for system user"); 2316 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2317 } 2318 } 2319 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2320 } 2321 } 2322 2323 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2324 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2325 Context.DISPLAY_SERVICE); 2326 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2327 } 2328 2329 /** 2330 * Requests that files preopted on a secondary system partition be copied to the data partition 2331 * if possible. Note that the actual copying of the files is accomplished by init for security 2332 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2333 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2334 */ 2335 private static void requestCopyPreoptedFiles() { 2336 final int WAIT_TIME_MS = 100; 2337 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2338 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2339 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2340 // We will wait for up to 100 seconds. 2341 final long timeStart = SystemClock.uptimeMillis(); 2342 final long timeEnd = timeStart + 100 * 1000; 2343 long timeNow = timeStart; 2344 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2345 try { 2346 Thread.sleep(WAIT_TIME_MS); 2347 } catch (InterruptedException e) { 2348 // Do nothing 2349 } 2350 timeNow = SystemClock.uptimeMillis(); 2351 if (timeNow > timeEnd) { 2352 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2353 Slog.wtf(TAG, "cppreopt did not finish!"); 2354 break; 2355 } 2356 } 2357 2358 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2359 } 2360 } 2361 2362 public PackageManagerService(Context context, Installer installer, 2363 boolean factoryTest, boolean onlyCore) { 2364 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2365 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2366 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2367 SystemClock.uptimeMillis()); 2368 2369 if (mSdkVersion <= 0) { 2370 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2371 } 2372 2373 mContext = context; 2374 2375 mFactoryTest = factoryTest; 2376 mOnlyCore = onlyCore; 2377 mMetrics = new DisplayMetrics(); 2378 mInstaller = installer; 2379 2380 // Create sub-components that provide services / data. Order here is important. 2381 synchronized (mInstallLock) { 2382 synchronized (mPackages) { 2383 // Expose private service for system components to use. 2384 LocalServices.addService( 2385 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2386 sUserManager = new UserManagerService(context, this, 2387 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2388 mPermissionManager = PermissionManagerService.create(context, 2389 new DefaultPermissionGrantedCallback() { 2390 @Override 2391 public void onDefaultRuntimePermissionsGranted(int userId) { 2392 synchronized(mPackages) { 2393 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2394 } 2395 } 2396 }, mPackages /*externalLock*/); 2397 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2398 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2399 } 2400 } 2401 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2402 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2403 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2404 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2405 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2406 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2407 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2408 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2409 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2410 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2411 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2412 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2413 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2414 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2415 2416 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2417 if (separateProcesses != null && separateProcesses.length() > 0) { 2418 if ("*".equals(separateProcesses)) { 2419 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2420 mSeparateProcesses = null; 2421 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2422 } else { 2423 mDefParseFlags = 0; 2424 mSeparateProcesses = separateProcesses.split(","); 2425 Slog.w(TAG, "Running with debug.separate_processes: " 2426 + separateProcesses); 2427 } 2428 } else { 2429 mDefParseFlags = 0; 2430 mSeparateProcesses = null; 2431 } 2432 2433 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2434 "*dexopt*"); 2435 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2436 installer, mInstallLock); 2437 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2438 dexManagerListener); 2439 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2440 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2441 2442 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2443 FgThread.get().getLooper()); 2444 2445 getDefaultDisplayMetrics(context, mMetrics); 2446 2447 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2448 SystemConfig systemConfig = SystemConfig.getInstance(); 2449 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2450 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2451 2452 mProtectedPackages = new ProtectedPackages(mContext); 2453 2454 synchronized (mInstallLock) { 2455 // writer 2456 synchronized (mPackages) { 2457 mHandlerThread = new ServiceThread(TAG, 2458 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2459 mHandlerThread.start(); 2460 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2461 mProcessLoggingHandler = new ProcessLoggingHandler(); 2462 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2463 mInstantAppRegistry = new InstantAppRegistry(this); 2464 2465 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2466 final int builtInLibCount = libConfig.size(); 2467 for (int i = 0; i < builtInLibCount; i++) { 2468 String name = libConfig.keyAt(i); 2469 String path = libConfig.valueAt(i); 2470 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2471 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2472 } 2473 2474 SELinuxMMAC.readInstallPolicy(); 2475 2476 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2477 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2478 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2479 2480 // Clean up orphaned packages for which the code path doesn't exist 2481 // and they are an update to a system app - caused by bug/32321269 2482 final int packageSettingCount = mSettings.mPackages.size(); 2483 for (int i = packageSettingCount - 1; i >= 0; i--) { 2484 PackageSetting ps = mSettings.mPackages.valueAt(i); 2485 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2486 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2487 mSettings.mPackages.removeAt(i); 2488 mSettings.enableSystemPackageLPw(ps.name); 2489 } 2490 } 2491 2492 if (mFirstBoot) { 2493 requestCopyPreoptedFiles(); 2494 } 2495 2496 String customResolverActivity = Resources.getSystem().getString( 2497 R.string.config_customResolverActivity); 2498 if (TextUtils.isEmpty(customResolverActivity)) { 2499 customResolverActivity = null; 2500 } else { 2501 mCustomResolverComponentName = ComponentName.unflattenFromString( 2502 customResolverActivity); 2503 } 2504 2505 long startTime = SystemClock.uptimeMillis(); 2506 2507 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2508 startTime); 2509 2510 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2511 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2512 2513 if (bootClassPath == null) { 2514 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2515 } 2516 2517 if (systemServerClassPath == null) { 2518 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2519 } 2520 2521 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2522 2523 final VersionInfo ver = mSettings.getInternalVersion(); 2524 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2525 if (mIsUpgrade) { 2526 logCriticalInfo(Log.INFO, 2527 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2528 } 2529 2530 // when upgrading from pre-M, promote system app permissions from install to runtime 2531 mPromoteSystemApps = 2532 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2533 2534 // When upgrading from pre-N, we need to handle package extraction like first boot, 2535 // as there is no profiling data available. 2536 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2537 2538 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2539 2540 // save off the names of pre-existing system packages prior to scanning; we don't 2541 // want to automatically grant runtime permissions for new system apps 2542 if (mPromoteSystemApps) { 2543 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2544 while (pkgSettingIter.hasNext()) { 2545 PackageSetting ps = pkgSettingIter.next(); 2546 if (isSystemApp(ps)) { 2547 mExistingSystemPackages.add(ps.name); 2548 } 2549 } 2550 } 2551 2552 mCacheDir = preparePackageParserCache(mIsUpgrade); 2553 2554 // Set flag to monitor and not change apk file paths when 2555 // scanning install directories. 2556 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2557 2558 if (mIsUpgrade || mFirstBoot) { 2559 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2560 } 2561 2562 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2563 // For security and version matching reason, only consider 2564 // overlay packages if they reside in the right directory. 2565 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2566 mDefParseFlags 2567 | PackageParser.PARSE_IS_SYSTEM_DIR, 2568 scanFlags 2569 | SCAN_AS_SYSTEM 2570 | SCAN_AS_VENDOR, 2571 0); 2572 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2573 mDefParseFlags 2574 | PackageParser.PARSE_IS_SYSTEM_DIR, 2575 scanFlags 2576 | SCAN_AS_SYSTEM 2577 | SCAN_AS_PRODUCT, 2578 0); 2579 2580 mParallelPackageParserCallback.findStaticOverlayPackages(); 2581 2582 // Find base frameworks (resource packages without code). 2583 scanDirTracedLI(frameworkDir, 2584 mDefParseFlags 2585 | PackageParser.PARSE_IS_SYSTEM_DIR, 2586 scanFlags 2587 | SCAN_NO_DEX 2588 | SCAN_AS_SYSTEM 2589 | SCAN_AS_PRIVILEGED, 2590 0); 2591 2592 // Collected privileged system packages. 2593 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2594 scanDirTracedLI(privilegedAppDir, 2595 mDefParseFlags 2596 | PackageParser.PARSE_IS_SYSTEM_DIR, 2597 scanFlags 2598 | SCAN_AS_SYSTEM 2599 | SCAN_AS_PRIVILEGED, 2600 0); 2601 2602 // Collect ordinary system packages. 2603 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2604 scanDirTracedLI(systemAppDir, 2605 mDefParseFlags 2606 | PackageParser.PARSE_IS_SYSTEM_DIR, 2607 scanFlags 2608 | SCAN_AS_SYSTEM, 2609 0); 2610 2611 // Collected privileged vendor packages. 2612 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2613 try { 2614 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2615 } catch (IOException e) { 2616 // failed to look up canonical path, continue with original one 2617 } 2618 scanDirTracedLI(privilegedVendorAppDir, 2619 mDefParseFlags 2620 | PackageParser.PARSE_IS_SYSTEM_DIR, 2621 scanFlags 2622 | SCAN_AS_SYSTEM 2623 | SCAN_AS_VENDOR 2624 | SCAN_AS_PRIVILEGED, 2625 0); 2626 2627 // Collect ordinary vendor packages. 2628 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2629 try { 2630 vendorAppDir = vendorAppDir.getCanonicalFile(); 2631 } catch (IOException e) { 2632 // failed to look up canonical path, continue with original one 2633 } 2634 scanDirTracedLI(vendorAppDir, 2635 mDefParseFlags 2636 | PackageParser.PARSE_IS_SYSTEM_DIR, 2637 scanFlags 2638 | SCAN_AS_SYSTEM 2639 | SCAN_AS_VENDOR, 2640 0); 2641 2642 // Collect all OEM packages. 2643 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2644 scanDirTracedLI(oemAppDir, 2645 mDefParseFlags 2646 | PackageParser.PARSE_IS_SYSTEM_DIR, 2647 scanFlags 2648 | SCAN_AS_SYSTEM 2649 | SCAN_AS_OEM, 2650 0); 2651 2652 // Collected privileged product packages. 2653 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2654 try { 2655 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2656 } catch (IOException e) { 2657 // failed to look up canonical path, continue with original one 2658 } 2659 scanDirTracedLI(privilegedProductAppDir, 2660 mDefParseFlags 2661 | PackageParser.PARSE_IS_SYSTEM_DIR, 2662 scanFlags 2663 | SCAN_AS_SYSTEM 2664 | SCAN_AS_PRODUCT 2665 | SCAN_AS_PRIVILEGED, 2666 0); 2667 2668 // Collect ordinary product packages. 2669 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2670 try { 2671 productAppDir = productAppDir.getCanonicalFile(); 2672 } catch (IOException e) { 2673 // failed to look up canonical path, continue with original one 2674 } 2675 scanDirTracedLI(productAppDir, 2676 mDefParseFlags 2677 | PackageParser.PARSE_IS_SYSTEM_DIR, 2678 scanFlags 2679 | SCAN_AS_SYSTEM 2680 | SCAN_AS_PRODUCT, 2681 0); 2682 2683 // Prune any system packages that no longer exist. 2684 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2685 // Stub packages must either be replaced with full versions in the /data 2686 // partition or be disabled. 2687 final List<String> stubSystemApps = new ArrayList<>(); 2688 if (!mOnlyCore) { 2689 // do this first before mucking with mPackages for the "expecting better" case 2690 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2691 while (pkgIterator.hasNext()) { 2692 final PackageParser.Package pkg = pkgIterator.next(); 2693 if (pkg.isStub) { 2694 stubSystemApps.add(pkg.packageName); 2695 } 2696 } 2697 2698 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2699 while (psit.hasNext()) { 2700 PackageSetting ps = psit.next(); 2701 2702 /* 2703 * If this is not a system app, it can't be a 2704 * disable system app. 2705 */ 2706 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2707 continue; 2708 } 2709 2710 /* 2711 * If the package is scanned, it's not erased. 2712 */ 2713 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2714 if (scannedPkg != null) { 2715 /* 2716 * If the system app is both scanned and in the 2717 * disabled packages list, then it must have been 2718 * added via OTA. Remove it from the currently 2719 * scanned package so the previously user-installed 2720 * application can be scanned. 2721 */ 2722 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2723 logCriticalInfo(Log.WARN, 2724 "Expecting better updated system app for " + ps.name 2725 + "; removing system app. Last known" 2726 + " codePath=" + ps.codePathString 2727 + ", versionCode=" + ps.versionCode 2728 + "; scanned versionCode=" + scannedPkg.getLongVersionCode()); 2729 removePackageLI(scannedPkg, true); 2730 mExpectingBetter.put(ps.name, ps.codePath); 2731 } 2732 2733 continue; 2734 } 2735 2736 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2737 psit.remove(); 2738 logCriticalInfo(Log.WARN, "System package " + ps.name 2739 + " no longer exists; it's data will be wiped"); 2740 // Actual deletion of code and data will be handled by later 2741 // reconciliation step 2742 } else { 2743 // we still have a disabled system package, but, it still might have 2744 // been removed. check the code path still exists and check there's 2745 // still a package. the latter can happen if an OTA keeps the same 2746 // code path, but, changes the package name. 2747 final PackageSetting disabledPs = 2748 mSettings.getDisabledSystemPkgLPr(ps.name); 2749 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2750 || disabledPs.pkg == null) { 2751 possiblyDeletedUpdatedSystemApps.add(ps.name); 2752 } 2753 } 2754 } 2755 } 2756 2757 //delete tmp files 2758 deleteTempPackageFiles(); 2759 2760 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2761 2762 // Remove any shared userIDs that have no associated packages 2763 mSettings.pruneSharedUsersLPw(); 2764 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2765 final int systemPackagesCount = mPackages.size(); 2766 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2767 + " ms, packageCount: " + systemPackagesCount 2768 + " , timePerPackage: " 2769 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2770 + " , cached: " + cachedSystemApps); 2771 if (mIsUpgrade && systemPackagesCount > 0) { 2772 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2773 ((int) systemScanTime) / systemPackagesCount); 2774 } 2775 if (!mOnlyCore) { 2776 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2777 SystemClock.uptimeMillis()); 2778 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2779 2780 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2781 | PackageParser.PARSE_FORWARD_LOCK, 2782 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2783 2784 // Remove disable package settings for updated system apps that were 2785 // removed via an OTA. If the update is no longer present, remove the 2786 // app completely. Otherwise, revoke their system privileges. 2787 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2788 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2789 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2790 final String msg; 2791 if (deletedPkg == null) { 2792 // should have found an update, but, we didn't; remove everything 2793 msg = "Updated system package " + deletedAppName 2794 + " no longer exists; removing its data"; 2795 // Actual deletion of code and data will be handled by later 2796 // reconciliation step 2797 } else { 2798 // found an update; revoke system privileges 2799 msg = "Updated system package + " + deletedAppName 2800 + " no longer exists; revoking system privileges"; 2801 2802 // Don't do anything if a stub is removed from the system image. If 2803 // we were to remove the uncompressed version from the /data partition, 2804 // this is where it'd be done. 2805 2806 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2807 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2808 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2809 } 2810 logCriticalInfo(Log.WARN, msg); 2811 } 2812 2813 /* 2814 * Make sure all system apps that we expected to appear on 2815 * the userdata partition actually showed up. If they never 2816 * appeared, crawl back and revive the system version. 2817 */ 2818 for (int i = 0; i < mExpectingBetter.size(); i++) { 2819 final String packageName = mExpectingBetter.keyAt(i); 2820 if (!mPackages.containsKey(packageName)) { 2821 final File scanFile = mExpectingBetter.valueAt(i); 2822 2823 logCriticalInfo(Log.WARN, "Expected better " + packageName 2824 + " but never showed up; reverting to system"); 2825 2826 final @ParseFlags int reparseFlags; 2827 final @ScanFlags int rescanFlags; 2828 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2829 reparseFlags = 2830 mDefParseFlags | 2831 PackageParser.PARSE_IS_SYSTEM_DIR; 2832 rescanFlags = 2833 scanFlags 2834 | SCAN_AS_SYSTEM 2835 | SCAN_AS_PRIVILEGED; 2836 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2837 reparseFlags = 2838 mDefParseFlags | 2839 PackageParser.PARSE_IS_SYSTEM_DIR; 2840 rescanFlags = 2841 scanFlags 2842 | SCAN_AS_SYSTEM; 2843 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile)) { 2844 reparseFlags = 2845 mDefParseFlags | 2846 PackageParser.PARSE_IS_SYSTEM_DIR; 2847 rescanFlags = 2848 scanFlags 2849 | SCAN_AS_SYSTEM 2850 | SCAN_AS_VENDOR 2851 | SCAN_AS_PRIVILEGED; 2852 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2853 reparseFlags = 2854 mDefParseFlags | 2855 PackageParser.PARSE_IS_SYSTEM_DIR; 2856 rescanFlags = 2857 scanFlags 2858 | SCAN_AS_SYSTEM 2859 | SCAN_AS_VENDOR; 2860 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2861 reparseFlags = 2862 mDefParseFlags | 2863 PackageParser.PARSE_IS_SYSTEM_DIR; 2864 rescanFlags = 2865 scanFlags 2866 | SCAN_AS_SYSTEM 2867 | SCAN_AS_OEM; 2868 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2869 reparseFlags = 2870 mDefParseFlags | 2871 PackageParser.PARSE_IS_SYSTEM_DIR; 2872 rescanFlags = 2873 scanFlags 2874 | SCAN_AS_SYSTEM 2875 | SCAN_AS_PRODUCT 2876 | SCAN_AS_PRIVILEGED; 2877 } else if (FileUtils.contains(productAppDir, scanFile)) { 2878 reparseFlags = 2879 mDefParseFlags | 2880 PackageParser.PARSE_IS_SYSTEM_DIR; 2881 rescanFlags = 2882 scanFlags 2883 | SCAN_AS_SYSTEM 2884 | SCAN_AS_PRODUCT; 2885 } else { 2886 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2887 continue; 2888 } 2889 2890 mSettings.enableSystemPackageLPw(packageName); 2891 2892 try { 2893 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2894 } catch (PackageManagerException e) { 2895 Slog.e(TAG, "Failed to parse original system package: " 2896 + e.getMessage()); 2897 } 2898 } 2899 } 2900 2901 // Uncompress and install any stubbed system applications. 2902 // This must be done last to ensure all stubs are replaced or disabled. 2903 decompressSystemApplications(stubSystemApps, scanFlags); 2904 2905 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2906 - cachedSystemApps; 2907 2908 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2909 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2910 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2911 + " ms, packageCount: " + dataPackagesCount 2912 + " , timePerPackage: " 2913 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2914 + " , cached: " + cachedNonSystemApps); 2915 if (mIsUpgrade && dataPackagesCount > 0) { 2916 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2917 ((int) dataScanTime) / dataPackagesCount); 2918 } 2919 } 2920 mExpectingBetter.clear(); 2921 2922 // Resolve the storage manager. 2923 mStorageManagerPackage = getStorageManagerPackageName(); 2924 2925 // Resolve protected action filters. Only the setup wizard is allowed to 2926 // have a high priority filter for these actions. 2927 mSetupWizardPackage = getSetupWizardPackageName(); 2928 if (mProtectedFilters.size() > 0) { 2929 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2930 Slog.i(TAG, "No setup wizard;" 2931 + " All protected intents capped to priority 0"); 2932 } 2933 for (ActivityIntentInfo filter : mProtectedFilters) { 2934 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2935 if (DEBUG_FILTERS) { 2936 Slog.i(TAG, "Found setup wizard;" 2937 + " allow priority " + filter.getPriority() + ";" 2938 + " package: " + filter.activity.info.packageName 2939 + " activity: " + filter.activity.className 2940 + " priority: " + filter.getPriority()); 2941 } 2942 // skip setup wizard; allow it to keep the high priority filter 2943 continue; 2944 } 2945 if (DEBUG_FILTERS) { 2946 Slog.i(TAG, "Protected action; cap priority to 0;" 2947 + " package: " + filter.activity.info.packageName 2948 + " activity: " + filter.activity.className 2949 + " origPrio: " + filter.getPriority()); 2950 } 2951 filter.setPriority(0); 2952 } 2953 } 2954 mDeferProtectedFilters = false; 2955 mProtectedFilters.clear(); 2956 2957 // Now that we know all of the shared libraries, update all clients to have 2958 // the correct library paths. 2959 updateAllSharedLibrariesLPw(null); 2960 2961 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2962 // NOTE: We ignore potential failures here during a system scan (like 2963 // the rest of the commands above) because there's precious little we 2964 // can do about it. A settings error is reported, though. 2965 final List<String> changedAbiCodePath = 2966 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2967 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 2968 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 2969 final String codePathString = changedAbiCodePath.get(i); 2970 try { 2971 mInstaller.rmdex(codePathString, 2972 getDexCodeInstructionSet(getPreferredInstructionSet())); 2973 } catch (InstallerException ignored) { 2974 } 2975 } 2976 } 2977 } 2978 2979 // Now that we know all the packages we are keeping, 2980 // read and update their last usage times. 2981 mPackageUsage.read(mPackages); 2982 mCompilerStats.read(); 2983 2984 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2985 SystemClock.uptimeMillis()); 2986 Slog.i(TAG, "Time to scan packages: " 2987 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2988 + " seconds"); 2989 2990 // If the platform SDK has changed since the last time we booted, 2991 // we need to re-grant app permission to catch any new ones that 2992 // appear. This is really a hack, and means that apps can in some 2993 // cases get permissions that the user didn't initially explicitly 2994 // allow... it would be nice to have some better way to handle 2995 // this situation. 2996 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 2997 if (sdkUpdated) { 2998 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2999 + mSdkVersion + "; regranting permissions for internal storage"); 3000 } 3001 mPermissionManager.updateAllPermissions( 3002 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3003 mPermissionCallback); 3004 ver.sdkVersion = mSdkVersion; 3005 3006 // If this is the first boot or an update from pre-M, and it is a normal 3007 // boot, then we need to initialize the default preferred apps across 3008 // all defined users. 3009 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3010 for (UserInfo user : sUserManager.getUsers(true)) { 3011 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3012 applyFactoryDefaultBrowserLPw(user.id); 3013 primeDomainVerificationsLPw(user.id); 3014 } 3015 } 3016 3017 // Prepare storage for system user really early during boot, 3018 // since core system apps like SettingsProvider and SystemUI 3019 // can't wait for user to start 3020 final int storageFlags; 3021 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3022 storageFlags = StorageManager.FLAG_STORAGE_DE; 3023 } else { 3024 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3025 } 3026 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3027 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3028 true /* onlyCoreApps */); 3029 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3030 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3031 Trace.TRACE_TAG_PACKAGE_MANAGER); 3032 traceLog.traceBegin("AppDataFixup"); 3033 try { 3034 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3035 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3036 } catch (InstallerException e) { 3037 Slog.w(TAG, "Trouble fixing GIDs", e); 3038 } 3039 traceLog.traceEnd(); 3040 3041 traceLog.traceBegin("AppDataPrepare"); 3042 if (deferPackages == null || deferPackages.isEmpty()) { 3043 return; 3044 } 3045 int count = 0; 3046 for (String pkgName : deferPackages) { 3047 PackageParser.Package pkg = null; 3048 synchronized (mPackages) { 3049 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3050 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3051 pkg = ps.pkg; 3052 } 3053 } 3054 if (pkg != null) { 3055 synchronized (mInstallLock) { 3056 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3057 true /* maybeMigrateAppData */); 3058 } 3059 count++; 3060 } 3061 } 3062 traceLog.traceEnd(); 3063 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3064 }, "prepareAppData"); 3065 3066 // If this is first boot after an OTA, and a normal boot, then 3067 // we need to clear code cache directories. 3068 // Note that we do *not* clear the application profiles. These remain valid 3069 // across OTAs and are used to drive profile verification (post OTA) and 3070 // profile compilation (without waiting to collect a fresh set of profiles). 3071 if (mIsUpgrade && !onlyCore) { 3072 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3073 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3074 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3075 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3076 // No apps are running this early, so no need to freeze 3077 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3078 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3079 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3080 } 3081 } 3082 ver.fingerprint = Build.FINGERPRINT; 3083 } 3084 3085 checkDefaultBrowser(); 3086 3087 // clear only after permissions and other defaults have been updated 3088 mExistingSystemPackages.clear(); 3089 mPromoteSystemApps = false; 3090 3091 // All the changes are done during package scanning. 3092 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3093 3094 // can downgrade to reader 3095 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3096 mSettings.writeLPr(); 3097 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3098 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3099 SystemClock.uptimeMillis()); 3100 3101 if (!mOnlyCore) { 3102 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3103 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3104 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3105 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3106 if (mIntentFilterVerifierComponent != null) { 3107 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3108 mIntentFilterVerifierComponent); 3109 } else { 3110 mIntentFilterVerifier = null; 3111 } 3112 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3113 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3114 SharedLibraryInfo.VERSION_UNDEFINED); 3115 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3116 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3117 SharedLibraryInfo.VERSION_UNDEFINED); 3118 } else { 3119 mRequiredVerifierPackage = null; 3120 mRequiredInstallerPackage = null; 3121 mRequiredUninstallerPackage = null; 3122 mIntentFilterVerifierComponent = null; 3123 mIntentFilterVerifier = null; 3124 mServicesSystemSharedLibraryPackageName = null; 3125 mSharedSystemSharedLibraryPackageName = null; 3126 } 3127 3128 mInstallerService = new PackageInstallerService(context, this); 3129 final Pair<ComponentName, String> instantAppResolverComponent = 3130 getInstantAppResolverLPr(); 3131 if (instantAppResolverComponent != null) { 3132 if (DEBUG_INSTANT) { 3133 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3134 } 3135 mInstantAppResolverConnection = new InstantAppResolverConnection( 3136 mContext, instantAppResolverComponent.first, 3137 instantAppResolverComponent.second); 3138 mInstantAppResolverSettingsComponent = 3139 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3140 } else { 3141 mInstantAppResolverConnection = null; 3142 mInstantAppResolverSettingsComponent = null; 3143 } 3144 updateInstantAppInstallerLocked(null); 3145 3146 // Read and update the usage of dex files. 3147 // Do this at the end of PM init so that all the packages have their 3148 // data directory reconciled. 3149 // At this point we know the code paths of the packages, so we can validate 3150 // the disk file and build the internal cache. 3151 // The usage file is expected to be small so loading and verifying it 3152 // should take a fairly small time compare to the other activities (e.g. package 3153 // scanning). 3154 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3155 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3156 for (int userId : currentUserIds) { 3157 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3158 } 3159 mDexManager.load(userPackages); 3160 if (mIsUpgrade) { 3161 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3162 (int) (SystemClock.uptimeMillis() - startTime)); 3163 } 3164 } // synchronized (mPackages) 3165 } // synchronized (mInstallLock) 3166 3167 // Now after opening every single application zip, make sure they 3168 // are all flushed. Not really needed, but keeps things nice and 3169 // tidy. 3170 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3171 Runtime.getRuntime().gc(); 3172 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3173 3174 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3175 FallbackCategoryProvider.loadFallbacks(); 3176 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3177 3178 // The initial scanning above does many calls into installd while 3179 // holding the mPackages lock, but we're mostly interested in yelling 3180 // once we have a booted system. 3181 mInstaller.setWarnIfHeld(mPackages); 3182 3183 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3184 } 3185 3186 /** 3187 * Uncompress and install stub applications. 3188 * <p>In order to save space on the system partition, some applications are shipped in a 3189 * compressed form. In addition the compressed bits for the full application, the 3190 * system image contains a tiny stub comprised of only the Android manifest. 3191 * <p>During the first boot, attempt to uncompress and install the full application. If 3192 * the application can't be installed for any reason, disable the stub and prevent 3193 * uncompressing the full application during future boots. 3194 * <p>In order to forcefully attempt an installation of a full application, go to app 3195 * settings and enable the application. 3196 */ 3197 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3198 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3199 final String pkgName = stubSystemApps.get(i); 3200 // skip if the system package is already disabled 3201 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3202 stubSystemApps.remove(i); 3203 continue; 3204 } 3205 // skip if the package isn't installed (?!); this should never happen 3206 final PackageParser.Package pkg = mPackages.get(pkgName); 3207 if (pkg == null) { 3208 stubSystemApps.remove(i); 3209 continue; 3210 } 3211 // skip if the package has been disabled by the user 3212 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3213 if (ps != null) { 3214 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3215 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3216 stubSystemApps.remove(i); 3217 continue; 3218 } 3219 } 3220 3221 if (DEBUG_COMPRESSION) { 3222 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3223 } 3224 3225 // uncompress the binary to its eventual destination on /data 3226 final File scanFile = decompressPackage(pkg); 3227 if (scanFile == null) { 3228 continue; 3229 } 3230 3231 // install the package to replace the stub on /system 3232 try { 3233 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3234 removePackageLI(pkg, true /*chatty*/); 3235 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3236 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3237 UserHandle.USER_SYSTEM, "android"); 3238 stubSystemApps.remove(i); 3239 continue; 3240 } catch (PackageManagerException e) { 3241 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3242 } 3243 3244 // any failed attempt to install the package will be cleaned up later 3245 } 3246 3247 // disable any stub still left; these failed to install the full application 3248 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3249 final String pkgName = stubSystemApps.get(i); 3250 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3251 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3252 UserHandle.USER_SYSTEM, "android"); 3253 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3254 } 3255 } 3256 3257 /** 3258 * Decompresses the given package on the system image onto 3259 * the /data partition. 3260 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3261 */ 3262 private File decompressPackage(PackageParser.Package pkg) { 3263 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3264 if (compressedFiles == null || compressedFiles.length == 0) { 3265 if (DEBUG_COMPRESSION) { 3266 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3267 } 3268 return null; 3269 } 3270 final File dstCodePath = 3271 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3272 int ret = PackageManager.INSTALL_SUCCEEDED; 3273 try { 3274 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3275 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3276 for (File srcFile : compressedFiles) { 3277 final String srcFileName = srcFile.getName(); 3278 final String dstFileName = srcFileName.substring( 3279 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3280 final File dstFile = new File(dstCodePath, dstFileName); 3281 ret = decompressFile(srcFile, dstFile); 3282 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3283 logCriticalInfo(Log.ERROR, "Failed to decompress" 3284 + "; pkg: " + pkg.packageName 3285 + ", file: " + dstFileName); 3286 break; 3287 } 3288 } 3289 } catch (ErrnoException e) { 3290 logCriticalInfo(Log.ERROR, "Failed to decompress" 3291 + "; pkg: " + pkg.packageName 3292 + ", err: " + e.errno); 3293 } 3294 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3295 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3296 NativeLibraryHelper.Handle handle = null; 3297 try { 3298 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3299 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3300 null /*abiOverride*/); 3301 } catch (IOException e) { 3302 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3303 + "; pkg: " + pkg.packageName); 3304 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3305 } finally { 3306 IoUtils.closeQuietly(handle); 3307 } 3308 } 3309 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3310 if (dstCodePath == null || !dstCodePath.exists()) { 3311 return null; 3312 } 3313 removeCodePathLI(dstCodePath); 3314 return null; 3315 } 3316 3317 return dstCodePath; 3318 } 3319 3320 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3321 // we're only interested in updating the installer appliction when 1) it's not 3322 // already set or 2) the modified package is the installer 3323 if (mInstantAppInstallerActivity != null 3324 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3325 .equals(modifiedPackage)) { 3326 return; 3327 } 3328 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3329 } 3330 3331 private static File preparePackageParserCache(boolean isUpgrade) { 3332 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3333 return null; 3334 } 3335 3336 // Disable package parsing on eng builds to allow for faster incremental development. 3337 if (Build.IS_ENG) { 3338 return null; 3339 } 3340 3341 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3342 Slog.i(TAG, "Disabling package parser cache due to system property."); 3343 return null; 3344 } 3345 3346 // The base directory for the package parser cache lives under /data/system/. 3347 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3348 "package_cache"); 3349 if (cacheBaseDir == null) { 3350 return null; 3351 } 3352 3353 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3354 // This also serves to "GC" unused entries when the package cache version changes (which 3355 // can only happen during upgrades). 3356 if (isUpgrade) { 3357 FileUtils.deleteContents(cacheBaseDir); 3358 } 3359 3360 3361 // Return the versioned package cache directory. This is something like 3362 // "/data/system/package_cache/1" 3363 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3364 3365 // The following is a workaround to aid development on non-numbered userdebug 3366 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3367 // the system partition is newer. 3368 // 3369 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3370 // that starts with "eng." to signify that this is an engineering build and not 3371 // destined for release. 3372 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3373 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3374 3375 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3376 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3377 // in general and should not be used for production changes. In this specific case, 3378 // we know that they will work. 3379 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3380 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3381 FileUtils.deleteContents(cacheBaseDir); 3382 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3383 } 3384 } 3385 3386 return cacheDir; 3387 } 3388 3389 @Override 3390 public boolean isFirstBoot() { 3391 // allow instant applications 3392 return mFirstBoot; 3393 } 3394 3395 @Override 3396 public boolean isOnlyCoreApps() { 3397 // allow instant applications 3398 return mOnlyCore; 3399 } 3400 3401 @Override 3402 public boolean isUpgrade() { 3403 // allow instant applications 3404 // The system property allows testing ota flow when upgraded to the same image. 3405 return mIsUpgrade || SystemProperties.getBoolean( 3406 "persist.pm.mock-upgrade", false /* default */); 3407 } 3408 3409 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3410 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3411 3412 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3413 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3414 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3415 if (matches.size() == 1) { 3416 return matches.get(0).getComponentInfo().packageName; 3417 } else if (matches.size() == 0) { 3418 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3419 return null; 3420 } 3421 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3422 } 3423 3424 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3425 synchronized (mPackages) { 3426 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3427 if (libraryEntry == null) { 3428 throw new IllegalStateException("Missing required shared library:" + name); 3429 } 3430 return libraryEntry.apk; 3431 } 3432 } 3433 3434 private @NonNull String getRequiredInstallerLPr() { 3435 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3436 intent.addCategory(Intent.CATEGORY_DEFAULT); 3437 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3438 3439 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3440 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3441 UserHandle.USER_SYSTEM); 3442 if (matches.size() == 1) { 3443 ResolveInfo resolveInfo = matches.get(0); 3444 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3445 throw new RuntimeException("The installer must be a privileged app"); 3446 } 3447 return matches.get(0).getComponentInfo().packageName; 3448 } else { 3449 throw new RuntimeException("There must be exactly one installer; found " + matches); 3450 } 3451 } 3452 3453 private @NonNull String getRequiredUninstallerLPr() { 3454 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3455 intent.addCategory(Intent.CATEGORY_DEFAULT); 3456 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3457 3458 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3459 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3460 UserHandle.USER_SYSTEM); 3461 if (resolveInfo == null || 3462 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3463 throw new RuntimeException("There must be exactly one uninstaller; found " 3464 + resolveInfo); 3465 } 3466 return resolveInfo.getComponentInfo().packageName; 3467 } 3468 3469 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3470 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3471 3472 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3473 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3474 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3475 ResolveInfo best = null; 3476 final int N = matches.size(); 3477 for (int i = 0; i < N; i++) { 3478 final ResolveInfo cur = matches.get(i); 3479 final String packageName = cur.getComponentInfo().packageName; 3480 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3481 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3482 continue; 3483 } 3484 3485 if (best == null || cur.priority > best.priority) { 3486 best = cur; 3487 } 3488 } 3489 3490 if (best != null) { 3491 return best.getComponentInfo().getComponentName(); 3492 } 3493 Slog.w(TAG, "Intent filter verifier not found"); 3494 return null; 3495 } 3496 3497 @Override 3498 public @Nullable ComponentName getInstantAppResolverComponent() { 3499 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3500 return null; 3501 } 3502 synchronized (mPackages) { 3503 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3504 if (instantAppResolver == null) { 3505 return null; 3506 } 3507 return instantAppResolver.first; 3508 } 3509 } 3510 3511 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3512 final String[] packageArray = 3513 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3514 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3515 if (DEBUG_INSTANT) { 3516 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3517 } 3518 return null; 3519 } 3520 3521 final int callingUid = Binder.getCallingUid(); 3522 final int resolveFlags = 3523 MATCH_DIRECT_BOOT_AWARE 3524 | MATCH_DIRECT_BOOT_UNAWARE 3525 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3526 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3527 final Intent resolverIntent = new Intent(actionName); 3528 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3529 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3530 final int N = resolvers.size(); 3531 if (N == 0) { 3532 if (DEBUG_INSTANT) { 3533 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3534 } 3535 return null; 3536 } 3537 3538 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3539 for (int i = 0; i < N; i++) { 3540 final ResolveInfo info = resolvers.get(i); 3541 3542 if (info.serviceInfo == null) { 3543 continue; 3544 } 3545 3546 final String packageName = info.serviceInfo.packageName; 3547 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3548 if (DEBUG_INSTANT) { 3549 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3550 + " pkg: " + packageName + ", info:" + info); 3551 } 3552 continue; 3553 } 3554 3555 if (DEBUG_INSTANT) { 3556 Slog.v(TAG, "Ephemeral resolver found;" 3557 + " pkg: " + packageName + ", info:" + info); 3558 } 3559 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3560 } 3561 if (DEBUG_INSTANT) { 3562 Slog.v(TAG, "Ephemeral resolver NOT found"); 3563 } 3564 return null; 3565 } 3566 3567 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3568 String[] orderedActions = Build.IS_ENG 3569 ? new String[]{ 3570 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3571 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE} 3572 : new String[]{ 3573 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE}; 3574 3575 final int resolveFlags = 3576 MATCH_DIRECT_BOOT_AWARE 3577 | MATCH_DIRECT_BOOT_UNAWARE 3578 | Intent.FLAG_IGNORE_EPHEMERAL 3579 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3580 final Intent intent = new Intent(); 3581 intent.addCategory(Intent.CATEGORY_DEFAULT); 3582 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3583 List<ResolveInfo> matches = null; 3584 for (String action : orderedActions) { 3585 intent.setAction(action); 3586 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3587 resolveFlags, UserHandle.USER_SYSTEM); 3588 if (matches.isEmpty()) { 3589 if (DEBUG_INSTANT) { 3590 Slog.d(TAG, "Instant App installer not found with " + action); 3591 } 3592 } else { 3593 break; 3594 } 3595 } 3596 Iterator<ResolveInfo> iter = matches.iterator(); 3597 while (iter.hasNext()) { 3598 final ResolveInfo rInfo = iter.next(); 3599 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3600 if (ps != null) { 3601 final PermissionsState permissionsState = ps.getPermissionsState(); 3602 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3603 || Build.IS_ENG) { 3604 continue; 3605 } 3606 } 3607 iter.remove(); 3608 } 3609 if (matches.size() == 0) { 3610 return null; 3611 } else if (matches.size() == 1) { 3612 return (ActivityInfo) matches.get(0).getComponentInfo(); 3613 } else { 3614 throw new RuntimeException( 3615 "There must be at most one ephemeral installer; found " + matches); 3616 } 3617 } 3618 3619 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3620 @NonNull ComponentName resolver) { 3621 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3622 .addCategory(Intent.CATEGORY_DEFAULT) 3623 .setPackage(resolver.getPackageName()); 3624 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3625 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3626 UserHandle.USER_SYSTEM); 3627 if (matches.isEmpty()) { 3628 return null; 3629 } 3630 return matches.get(0).getComponentInfo().getComponentName(); 3631 } 3632 3633 private void primeDomainVerificationsLPw(int userId) { 3634 if (DEBUG_DOMAIN_VERIFICATION) { 3635 Slog.d(TAG, "Priming domain verifications in user " + userId); 3636 } 3637 3638 SystemConfig systemConfig = SystemConfig.getInstance(); 3639 ArraySet<String> packages = systemConfig.getLinkedApps(); 3640 3641 for (String packageName : packages) { 3642 PackageParser.Package pkg = mPackages.get(packageName); 3643 if (pkg != null) { 3644 if (!pkg.isSystem()) { 3645 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3646 continue; 3647 } 3648 3649 ArraySet<String> domains = null; 3650 for (PackageParser.Activity a : pkg.activities) { 3651 for (ActivityIntentInfo filter : a.intents) { 3652 if (hasValidDomains(filter)) { 3653 if (domains == null) { 3654 domains = new ArraySet<String>(); 3655 } 3656 domains.addAll(filter.getHostsList()); 3657 } 3658 } 3659 } 3660 3661 if (domains != null && domains.size() > 0) { 3662 if (DEBUG_DOMAIN_VERIFICATION) { 3663 Slog.v(TAG, " + " + packageName); 3664 } 3665 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3666 // state w.r.t. the formal app-linkage "no verification attempted" state; 3667 // and then 'always' in the per-user state actually used for intent resolution. 3668 final IntentFilterVerificationInfo ivi; 3669 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3670 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3671 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3672 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3673 } else { 3674 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3675 + "' does not handle web links"); 3676 } 3677 } else { 3678 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3679 } 3680 } 3681 3682 scheduleWritePackageRestrictionsLocked(userId); 3683 scheduleWriteSettingsLocked(); 3684 } 3685 3686 private void applyFactoryDefaultBrowserLPw(int userId) { 3687 // The default browser app's package name is stored in a string resource, 3688 // with a product-specific overlay used for vendor customization. 3689 String browserPkg = mContext.getResources().getString( 3690 com.android.internal.R.string.default_browser); 3691 if (!TextUtils.isEmpty(browserPkg)) { 3692 // non-empty string => required to be a known package 3693 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3694 if (ps == null) { 3695 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3696 browserPkg = null; 3697 } else { 3698 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3699 } 3700 } 3701 3702 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3703 // default. If there's more than one, just leave everything alone. 3704 if (browserPkg == null) { 3705 calculateDefaultBrowserLPw(userId); 3706 } 3707 } 3708 3709 private void calculateDefaultBrowserLPw(int userId) { 3710 List<String> allBrowsers = resolveAllBrowserApps(userId); 3711 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3712 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3713 } 3714 3715 private List<String> resolveAllBrowserApps(int userId) { 3716 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3717 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3718 PackageManager.MATCH_ALL, userId); 3719 3720 final int count = list.size(); 3721 List<String> result = new ArrayList<String>(count); 3722 for (int i=0; i<count; i++) { 3723 ResolveInfo info = list.get(i); 3724 if (info.activityInfo == null 3725 || !info.handleAllWebDataURI 3726 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3727 || result.contains(info.activityInfo.packageName)) { 3728 continue; 3729 } 3730 result.add(info.activityInfo.packageName); 3731 } 3732 3733 return result; 3734 } 3735 3736 private boolean packageIsBrowser(String packageName, int userId) { 3737 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3738 PackageManager.MATCH_ALL, userId); 3739 final int N = list.size(); 3740 for (int i = 0; i < N; i++) { 3741 ResolveInfo info = list.get(i); 3742 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3743 return true; 3744 } 3745 } 3746 return false; 3747 } 3748 3749 private void checkDefaultBrowser() { 3750 final int myUserId = UserHandle.myUserId(); 3751 final String packageName = getDefaultBrowserPackageName(myUserId); 3752 if (packageName != null) { 3753 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3754 if (info == null) { 3755 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3756 synchronized (mPackages) { 3757 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3758 } 3759 } 3760 } 3761 } 3762 3763 @Override 3764 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3765 throws RemoteException { 3766 try { 3767 return super.onTransact(code, data, reply, flags); 3768 } catch (RuntimeException e) { 3769 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3770 Slog.wtf(TAG, "Package Manager Crash", e); 3771 } 3772 throw e; 3773 } 3774 } 3775 3776 static int[] appendInts(int[] cur, int[] add) { 3777 if (add == null) return cur; 3778 if (cur == null) return add; 3779 final int N = add.length; 3780 for (int i=0; i<N; i++) { 3781 cur = appendInt(cur, add[i]); 3782 } 3783 return cur; 3784 } 3785 3786 /** 3787 * Returns whether or not a full application can see an instant application. 3788 * <p> 3789 * Currently, there are three cases in which this can occur: 3790 * <ol> 3791 * <li>The calling application is a "special" process. Special processes 3792 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3793 * <li>The calling application has the permission 3794 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3795 * <li>The calling application is the default launcher on the 3796 * system partition.</li> 3797 * </ol> 3798 */ 3799 private boolean canViewInstantApps(int callingUid, int userId) { 3800 if (callingUid < Process.FIRST_APPLICATION_UID) { 3801 return true; 3802 } 3803 if (mContext.checkCallingOrSelfPermission( 3804 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3805 return true; 3806 } 3807 if (mContext.checkCallingOrSelfPermission( 3808 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3809 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3810 if (homeComponent != null 3811 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3812 return true; 3813 } 3814 } 3815 return false; 3816 } 3817 3818 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3819 if (!sUserManager.exists(userId)) return null; 3820 if (ps == null) { 3821 return null; 3822 } 3823 final int callingUid = Binder.getCallingUid(); 3824 // Filter out ephemeral app metadata: 3825 // * The system/shell/root can see metadata for any app 3826 // * An installed app can see metadata for 1) other installed apps 3827 // and 2) ephemeral apps that have explicitly interacted with it 3828 // * Ephemeral apps can only see their own data and exposed installed apps 3829 // * Holding a signature permission allows seeing instant apps 3830 if (filterAppAccessLPr(ps, callingUid, userId)) { 3831 return null; 3832 } 3833 3834 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3835 && ps.isSystem()) { 3836 flags |= MATCH_ANY_USER; 3837 } 3838 3839 final PackageUserState state = ps.readUserState(userId); 3840 PackageParser.Package p = ps.pkg; 3841 if (p != null) { 3842 final PermissionsState permissionsState = ps.getPermissionsState(); 3843 3844 // Compute GIDs only if requested 3845 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3846 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3847 // Compute granted permissions only if package has requested permissions 3848 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3849 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3850 3851 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3852 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3853 3854 if (packageInfo == null) { 3855 return null; 3856 } 3857 3858 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3859 resolveExternalPackageNameLPr(p); 3860 3861 return packageInfo; 3862 } else if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 && state.isAvailable(flags)) { 3863 PackageInfo pi = new PackageInfo(); 3864 pi.packageName = ps.name; 3865 pi.setLongVersionCode(ps.versionCode); 3866 pi.sharedUserId = (ps.sharedUser != null) ? ps.sharedUser.name : null; 3867 pi.firstInstallTime = ps.firstInstallTime; 3868 pi.lastUpdateTime = ps.lastUpdateTime; 3869 3870 ApplicationInfo ai = new ApplicationInfo(); 3871 ai.packageName = ps.name; 3872 ai.uid = UserHandle.getUid(userId, ps.appId); 3873 ai.primaryCpuAbi = ps.primaryCpuAbiString; 3874 ai.secondaryCpuAbi = ps.secondaryCpuAbiString; 3875 ai.versionCode = ps.versionCode; 3876 ai.flags = ps.pkgFlags; 3877 ai.privateFlags = ps.pkgPrivateFlags; 3878 pi.applicationInfo = PackageParser.generateApplicationInfo(ai, flags, state, userId); 3879 3880 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "ps.pkg is n/a for [" 3881 + ps.name + "]. Provides a minimum info."); 3882 return pi; 3883 } else { 3884 return null; 3885 } 3886 } 3887 3888 @Override 3889 public void checkPackageStartable(String packageName, int userId) { 3890 final int callingUid = Binder.getCallingUid(); 3891 if (getInstantAppPackageName(callingUid) != null) { 3892 throw new SecurityException("Instant applications don't have access to this method"); 3893 } 3894 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3895 synchronized (mPackages) { 3896 final PackageSetting ps = mSettings.mPackages.get(packageName); 3897 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3898 throw new SecurityException("Package " + packageName + " was not found!"); 3899 } 3900 3901 if (!ps.getInstalled(userId)) { 3902 throw new SecurityException( 3903 "Package " + packageName + " was not installed for user " + userId + "!"); 3904 } 3905 3906 if (mSafeMode && !ps.isSystem()) { 3907 throw new SecurityException("Package " + packageName + " not a system app!"); 3908 } 3909 3910 if (mFrozenPackages.contains(packageName)) { 3911 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3912 } 3913 3914 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3915 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3916 } 3917 } 3918 } 3919 3920 @Override 3921 public boolean isPackageAvailable(String packageName, int userId) { 3922 if (!sUserManager.exists(userId)) return false; 3923 final int callingUid = Binder.getCallingUid(); 3924 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3925 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3926 synchronized (mPackages) { 3927 PackageParser.Package p = mPackages.get(packageName); 3928 if (p != null) { 3929 final PackageSetting ps = (PackageSetting) p.mExtras; 3930 if (filterAppAccessLPr(ps, callingUid, userId)) { 3931 return false; 3932 } 3933 if (ps != null) { 3934 final PackageUserState state = ps.readUserState(userId); 3935 if (state != null) { 3936 return PackageParser.isAvailable(state); 3937 } 3938 } 3939 } 3940 } 3941 return false; 3942 } 3943 3944 @Override 3945 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3946 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3947 flags, Binder.getCallingUid(), userId); 3948 } 3949 3950 @Override 3951 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3952 int flags, int userId) { 3953 return getPackageInfoInternal(versionedPackage.getPackageName(), 3954 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 3955 } 3956 3957 /** 3958 * Important: The provided filterCallingUid is used exclusively to filter out packages 3959 * that can be seen based on user state. It's typically the original caller uid prior 3960 * to clearing. Because it can only be provided by trusted code, it's value can be 3961 * trusted and will be used as-is; unlike userId which will be validated by this method. 3962 */ 3963 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 3964 int flags, int filterCallingUid, int userId) { 3965 if (!sUserManager.exists(userId)) return null; 3966 flags = updateFlagsForPackage(flags, userId, packageName); 3967 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3968 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3969 3970 // reader 3971 synchronized (mPackages) { 3972 // Normalize package name to handle renamed packages and static libs 3973 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3974 3975 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3976 if (matchFactoryOnly) { 3977 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3978 if (ps != null) { 3979 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3980 return null; 3981 } 3982 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3983 return null; 3984 } 3985 return generatePackageInfo(ps, flags, userId); 3986 } 3987 } 3988 3989 PackageParser.Package p = mPackages.get(packageName); 3990 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3991 return null; 3992 } 3993 if (DEBUG_PACKAGE_INFO) 3994 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3995 if (p != null) { 3996 final PackageSetting ps = (PackageSetting) p.mExtras; 3997 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3998 return null; 3999 } 4000 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 4001 return null; 4002 } 4003 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4004 } 4005 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4006 final PackageSetting ps = mSettings.mPackages.get(packageName); 4007 if (ps == null) return null; 4008 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4009 return null; 4010 } 4011 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4012 return null; 4013 } 4014 return generatePackageInfo(ps, flags, userId); 4015 } 4016 } 4017 return null; 4018 } 4019 4020 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4021 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4022 return true; 4023 } 4024 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4025 return true; 4026 } 4027 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4028 return true; 4029 } 4030 return false; 4031 } 4032 4033 private boolean isComponentVisibleToInstantApp( 4034 @Nullable ComponentName component, @ComponentType int type) { 4035 if (type == TYPE_ACTIVITY) { 4036 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4037 return activity != null 4038 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4039 : false; 4040 } else if (type == TYPE_RECEIVER) { 4041 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4042 return activity != null 4043 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4044 : false; 4045 } else if (type == TYPE_SERVICE) { 4046 final PackageParser.Service service = mServices.mServices.get(component); 4047 return service != null 4048 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4049 : false; 4050 } else if (type == TYPE_PROVIDER) { 4051 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4052 return provider != null 4053 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4054 : false; 4055 } else if (type == TYPE_UNKNOWN) { 4056 return isComponentVisibleToInstantApp(component); 4057 } 4058 return false; 4059 } 4060 4061 /** 4062 * Returns whether or not access to the application should be filtered. 4063 * <p> 4064 * Access may be limited based upon whether the calling or target applications 4065 * are instant applications. 4066 * 4067 * @see #canAccessInstantApps(int) 4068 */ 4069 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4070 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4071 // if we're in an isolated process, get the real calling UID 4072 if (Process.isIsolated(callingUid)) { 4073 callingUid = mIsolatedOwners.get(callingUid); 4074 } 4075 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4076 final boolean callerIsInstantApp = instantAppPkgName != null; 4077 if (ps == null) { 4078 if (callerIsInstantApp) { 4079 // pretend the application exists, but, needs to be filtered 4080 return true; 4081 } 4082 return false; 4083 } 4084 // if the target and caller are the same application, don't filter 4085 if (isCallerSameApp(ps.name, callingUid)) { 4086 return false; 4087 } 4088 if (callerIsInstantApp) { 4089 // request for a specific component; if it hasn't been explicitly exposed, filter 4090 if (component != null) { 4091 return !isComponentVisibleToInstantApp(component, componentType); 4092 } 4093 // request for application; if no components have been explicitly exposed, filter 4094 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4095 } 4096 if (ps.getInstantApp(userId)) { 4097 // caller can see all components of all instant applications, don't filter 4098 if (canViewInstantApps(callingUid, userId)) { 4099 return false; 4100 } 4101 // request for a specific instant application component, filter 4102 if (component != null) { 4103 return true; 4104 } 4105 // request for an instant application; if the caller hasn't been granted access, filter 4106 return !mInstantAppRegistry.isInstantAccessGranted( 4107 userId, UserHandle.getAppId(callingUid), ps.appId); 4108 } 4109 return false; 4110 } 4111 4112 /** 4113 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4114 */ 4115 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4116 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4117 } 4118 4119 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4120 int flags) { 4121 // Callers can access only the libs they depend on, otherwise they need to explicitly 4122 // ask for the shared libraries given the caller is allowed to access all static libs. 4123 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4124 // System/shell/root get to see all static libs 4125 final int appId = UserHandle.getAppId(uid); 4126 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4127 || appId == Process.ROOT_UID) { 4128 return false; 4129 } 4130 } 4131 4132 // No package means no static lib as it is always on internal storage 4133 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4134 return false; 4135 } 4136 4137 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4138 ps.pkg.staticSharedLibVersion); 4139 if (libEntry == null) { 4140 return false; 4141 } 4142 4143 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4144 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4145 if (uidPackageNames == null) { 4146 return true; 4147 } 4148 4149 for (String uidPackageName : uidPackageNames) { 4150 if (ps.name.equals(uidPackageName)) { 4151 return false; 4152 } 4153 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4154 if (uidPs != null) { 4155 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4156 libEntry.info.getName()); 4157 if (index < 0) { 4158 continue; 4159 } 4160 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4161 return false; 4162 } 4163 } 4164 } 4165 return true; 4166 } 4167 4168 @Override 4169 public String[] currentToCanonicalPackageNames(String[] names) { 4170 final int callingUid = Binder.getCallingUid(); 4171 if (getInstantAppPackageName(callingUid) != null) { 4172 return names; 4173 } 4174 final String[] out = new String[names.length]; 4175 // reader 4176 synchronized (mPackages) { 4177 final int callingUserId = UserHandle.getUserId(callingUid); 4178 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4179 for (int i=names.length-1; i>=0; i--) { 4180 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4181 boolean translateName = false; 4182 if (ps != null && ps.realName != null) { 4183 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4184 translateName = !targetIsInstantApp 4185 || canViewInstantApps 4186 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4187 UserHandle.getAppId(callingUid), ps.appId); 4188 } 4189 out[i] = translateName ? ps.realName : names[i]; 4190 } 4191 } 4192 return out; 4193 } 4194 4195 @Override 4196 public String[] canonicalToCurrentPackageNames(String[] names) { 4197 final int callingUid = Binder.getCallingUid(); 4198 if (getInstantAppPackageName(callingUid) != null) { 4199 return names; 4200 } 4201 final String[] out = new String[names.length]; 4202 // reader 4203 synchronized (mPackages) { 4204 final int callingUserId = UserHandle.getUserId(callingUid); 4205 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4206 for (int i=names.length-1; i>=0; i--) { 4207 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4208 boolean translateName = false; 4209 if (cur != null) { 4210 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4211 final boolean targetIsInstantApp = 4212 ps != null && ps.getInstantApp(callingUserId); 4213 translateName = !targetIsInstantApp 4214 || canViewInstantApps 4215 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4216 UserHandle.getAppId(callingUid), ps.appId); 4217 } 4218 out[i] = translateName ? cur : names[i]; 4219 } 4220 } 4221 return out; 4222 } 4223 4224 @Override 4225 public int getPackageUid(String packageName, int flags, int userId) { 4226 if (!sUserManager.exists(userId)) return -1; 4227 final int callingUid = Binder.getCallingUid(); 4228 flags = updateFlagsForPackage(flags, userId, packageName); 4229 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4230 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4231 4232 // reader 4233 synchronized (mPackages) { 4234 final PackageParser.Package p = mPackages.get(packageName); 4235 if (p != null && p.isMatch(flags)) { 4236 PackageSetting ps = (PackageSetting) p.mExtras; 4237 if (filterAppAccessLPr(ps, callingUid, userId)) { 4238 return -1; 4239 } 4240 return UserHandle.getUid(userId, p.applicationInfo.uid); 4241 } 4242 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4243 final PackageSetting ps = mSettings.mPackages.get(packageName); 4244 if (ps != null && ps.isMatch(flags) 4245 && !filterAppAccessLPr(ps, callingUid, userId)) { 4246 return UserHandle.getUid(userId, ps.appId); 4247 } 4248 } 4249 } 4250 4251 return -1; 4252 } 4253 4254 @Override 4255 public int[] getPackageGids(String packageName, int flags, int userId) { 4256 if (!sUserManager.exists(userId)) return null; 4257 final int callingUid = Binder.getCallingUid(); 4258 flags = updateFlagsForPackage(flags, userId, packageName); 4259 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4260 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4261 4262 // reader 4263 synchronized (mPackages) { 4264 final PackageParser.Package p = mPackages.get(packageName); 4265 if (p != null && p.isMatch(flags)) { 4266 PackageSetting ps = (PackageSetting) p.mExtras; 4267 if (filterAppAccessLPr(ps, callingUid, userId)) { 4268 return null; 4269 } 4270 // TODO: Shouldn't this be checking for package installed state for userId and 4271 // return null? 4272 return ps.getPermissionsState().computeGids(userId); 4273 } 4274 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4275 final PackageSetting ps = mSettings.mPackages.get(packageName); 4276 if (ps != null && ps.isMatch(flags) 4277 && !filterAppAccessLPr(ps, callingUid, userId)) { 4278 return ps.getPermissionsState().computeGids(userId); 4279 } 4280 } 4281 } 4282 4283 return null; 4284 } 4285 4286 @Override 4287 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4288 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4289 } 4290 4291 @Override 4292 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4293 int flags) { 4294 final List<PermissionInfo> permissionList = 4295 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4296 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4297 } 4298 4299 @Override 4300 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4301 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4302 } 4303 4304 @Override 4305 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4306 final List<PermissionGroupInfo> permissionList = 4307 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4308 return (permissionList == null) 4309 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4310 } 4311 4312 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4313 int filterCallingUid, int userId) { 4314 if (!sUserManager.exists(userId)) return null; 4315 PackageSetting ps = mSettings.mPackages.get(packageName); 4316 if (ps != null) { 4317 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4318 return null; 4319 } 4320 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4321 return null; 4322 } 4323 if (ps.pkg == null) { 4324 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4325 if (pInfo != null) { 4326 return pInfo.applicationInfo; 4327 } 4328 return null; 4329 } 4330 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4331 ps.readUserState(userId), userId); 4332 if (ai != null) { 4333 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4334 } 4335 return ai; 4336 } 4337 return null; 4338 } 4339 4340 @Override 4341 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4342 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4343 } 4344 4345 /** 4346 * Important: The provided filterCallingUid is used exclusively to filter out applications 4347 * that can be seen based on user state. It's typically the original caller uid prior 4348 * to clearing. Because it can only be provided by trusted code, it's value can be 4349 * trusted and will be used as-is; unlike userId which will be validated by this method. 4350 */ 4351 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4352 int filterCallingUid, int userId) { 4353 if (!sUserManager.exists(userId)) return null; 4354 flags = updateFlagsForApplication(flags, userId, packageName); 4355 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4356 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4357 4358 // writer 4359 synchronized (mPackages) { 4360 // Normalize package name to handle renamed packages and static libs 4361 packageName = resolveInternalPackageNameLPr(packageName, 4362 PackageManager.VERSION_CODE_HIGHEST); 4363 4364 PackageParser.Package p = mPackages.get(packageName); 4365 if (DEBUG_PACKAGE_INFO) Log.v( 4366 TAG, "getApplicationInfo " + packageName 4367 + ": " + p); 4368 if (p != null) { 4369 PackageSetting ps = mSettings.mPackages.get(packageName); 4370 if (ps == null) return null; 4371 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4372 return null; 4373 } 4374 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4375 return null; 4376 } 4377 // Note: isEnabledLP() does not apply here - always return info 4378 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4379 p, flags, ps.readUserState(userId), userId); 4380 if (ai != null) { 4381 ai.packageName = resolveExternalPackageNameLPr(p); 4382 } 4383 return ai; 4384 } 4385 if ("android".equals(packageName)||"system".equals(packageName)) { 4386 return mAndroidApplication; 4387 } 4388 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4389 // Already generates the external package name 4390 return generateApplicationInfoFromSettingsLPw(packageName, 4391 flags, filterCallingUid, userId); 4392 } 4393 } 4394 return null; 4395 } 4396 4397 private String normalizePackageNameLPr(String packageName) { 4398 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4399 return normalizedPackageName != null ? normalizedPackageName : packageName; 4400 } 4401 4402 @Override 4403 public void deletePreloadsFileCache() { 4404 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4405 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4406 } 4407 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4408 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4409 FileUtils.deleteContents(dir); 4410 } 4411 4412 @Override 4413 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4414 final int storageFlags, final IPackageDataObserver observer) { 4415 mContext.enforceCallingOrSelfPermission( 4416 android.Manifest.permission.CLEAR_APP_CACHE, null); 4417 mHandler.post(() -> { 4418 boolean success = false; 4419 try { 4420 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4421 success = true; 4422 } catch (IOException e) { 4423 Slog.w(TAG, e); 4424 } 4425 if (observer != null) { 4426 try { 4427 observer.onRemoveCompleted(null, success); 4428 } catch (RemoteException e) { 4429 Slog.w(TAG, e); 4430 } 4431 } 4432 }); 4433 } 4434 4435 @Override 4436 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4437 final int storageFlags, final IntentSender pi) { 4438 mContext.enforceCallingOrSelfPermission( 4439 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4440 mHandler.post(() -> { 4441 boolean success = false; 4442 try { 4443 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4444 success = true; 4445 } catch (IOException e) { 4446 Slog.w(TAG, e); 4447 } 4448 if (pi != null) { 4449 try { 4450 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4451 } catch (SendIntentException e) { 4452 Slog.w(TAG, e); 4453 } 4454 } 4455 }); 4456 } 4457 4458 /** 4459 * Blocking call to clear various types of cached data across the system 4460 * until the requested bytes are available. 4461 */ 4462 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4463 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4464 final File file = storage.findPathForUuid(volumeUuid); 4465 if (file.getUsableSpace() >= bytes) return; 4466 4467 if (ENABLE_FREE_CACHE_V2) { 4468 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4469 volumeUuid); 4470 final boolean aggressive = (storageFlags 4471 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4472 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4473 4474 // 1. Pre-flight to determine if we have any chance to succeed 4475 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4476 if (internalVolume && (aggressive || SystemProperties 4477 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4478 deletePreloadsFileCache(); 4479 if (file.getUsableSpace() >= bytes) return; 4480 } 4481 4482 // 3. Consider parsed APK data (aggressive only) 4483 if (internalVolume && aggressive) { 4484 FileUtils.deleteContents(mCacheDir); 4485 if (file.getUsableSpace() >= bytes) return; 4486 } 4487 4488 // 4. Consider cached app data (above quotas) 4489 try { 4490 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4491 Installer.FLAG_FREE_CACHE_V2); 4492 } catch (InstallerException ignored) { 4493 } 4494 if (file.getUsableSpace() >= bytes) return; 4495 4496 // 5. Consider shared libraries with refcount=0 and age>min cache period 4497 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4498 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4499 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4500 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4501 return; 4502 } 4503 4504 // 6. Consider dexopt output (aggressive only) 4505 // TODO: Implement 4506 4507 // 7. Consider installed instant apps unused longer than min cache period 4508 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4509 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4510 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4511 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4512 return; 4513 } 4514 4515 // 8. Consider cached app data (below quotas) 4516 try { 4517 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4518 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4519 } catch (InstallerException ignored) { 4520 } 4521 if (file.getUsableSpace() >= bytes) return; 4522 4523 // 9. Consider DropBox entries 4524 // TODO: Implement 4525 4526 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4527 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4528 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4529 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4530 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4531 return; 4532 } 4533 } else { 4534 try { 4535 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4536 } catch (InstallerException ignored) { 4537 } 4538 if (file.getUsableSpace() >= bytes) return; 4539 } 4540 4541 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4542 } 4543 4544 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4545 throws IOException { 4546 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4547 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4548 4549 List<VersionedPackage> packagesToDelete = null; 4550 final long now = System.currentTimeMillis(); 4551 4552 synchronized (mPackages) { 4553 final int[] allUsers = sUserManager.getUserIds(); 4554 final int libCount = mSharedLibraries.size(); 4555 for (int i = 0; i < libCount; i++) { 4556 final LongSparseArray<SharedLibraryEntry> versionedLib 4557 = mSharedLibraries.valueAt(i); 4558 if (versionedLib == null) { 4559 continue; 4560 } 4561 final int versionCount = versionedLib.size(); 4562 for (int j = 0; j < versionCount; j++) { 4563 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4564 // Skip packages that are not static shared libs. 4565 if (!libInfo.isStatic()) { 4566 break; 4567 } 4568 // Important: We skip static shared libs used for some user since 4569 // in such a case we need to keep the APK on the device. The check for 4570 // a lib being used for any user is performed by the uninstall call. 4571 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4572 // Resolve the package name - we use synthetic package names internally 4573 final String internalPackageName = resolveInternalPackageNameLPr( 4574 declaringPackage.getPackageName(), 4575 declaringPackage.getLongVersionCode()); 4576 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4577 // Skip unused static shared libs cached less than the min period 4578 // to prevent pruning a lib needed by a subsequently installed package. 4579 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4580 continue; 4581 } 4582 if (packagesToDelete == null) { 4583 packagesToDelete = new ArrayList<>(); 4584 } 4585 packagesToDelete.add(new VersionedPackage(internalPackageName, 4586 declaringPackage.getLongVersionCode())); 4587 } 4588 } 4589 } 4590 4591 if (packagesToDelete != null) { 4592 final int packageCount = packagesToDelete.size(); 4593 for (int i = 0; i < packageCount; i++) { 4594 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4595 // Delete the package synchronously (will fail of the lib used for any user). 4596 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4597 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4598 == PackageManager.DELETE_SUCCEEDED) { 4599 if (volume.getUsableSpace() >= neededSpace) { 4600 return true; 4601 } 4602 } 4603 } 4604 } 4605 4606 return false; 4607 } 4608 4609 /** 4610 * Update given flags based on encryption status of current user. 4611 */ 4612 private int updateFlags(int flags, int userId) { 4613 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4614 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4615 // Caller expressed an explicit opinion about what encryption 4616 // aware/unaware components they want to see, so fall through and 4617 // give them what they want 4618 } else { 4619 // Caller expressed no opinion, so match based on user state 4620 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4621 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4622 } else { 4623 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4624 } 4625 } 4626 return flags; 4627 } 4628 4629 private UserManagerInternal getUserManagerInternal() { 4630 if (mUserManagerInternal == null) { 4631 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4632 } 4633 return mUserManagerInternal; 4634 } 4635 4636 private ActivityManagerInternal getActivityManagerInternal() { 4637 if (mActivityManagerInternal == null) { 4638 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4639 } 4640 return mActivityManagerInternal; 4641 } 4642 4643 4644 private DeviceIdleController.LocalService getDeviceIdleController() { 4645 if (mDeviceIdleController == null) { 4646 mDeviceIdleController = 4647 LocalServices.getService(DeviceIdleController.LocalService.class); 4648 } 4649 return mDeviceIdleController; 4650 } 4651 4652 /** 4653 * Update given flags when being used to request {@link PackageInfo}. 4654 */ 4655 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4656 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4657 boolean triaged = true; 4658 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4659 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4660 // Caller is asking for component details, so they'd better be 4661 // asking for specific encryption matching behavior, or be triaged 4662 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4663 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4664 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4665 triaged = false; 4666 } 4667 } 4668 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4669 | PackageManager.MATCH_SYSTEM_ONLY 4670 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4671 triaged = false; 4672 } 4673 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4674 mPermissionManager.enforceCrossUserPermission( 4675 Binder.getCallingUid(), userId, false, false, 4676 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4677 + Debug.getCallers(5)); 4678 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4679 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4680 // If the caller wants all packages and has a restricted profile associated with it, 4681 // then match all users. This is to make sure that launchers that need to access work 4682 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4683 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4684 flags |= PackageManager.MATCH_ANY_USER; 4685 } 4686 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4687 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4688 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4689 } 4690 return updateFlags(flags, userId); 4691 } 4692 4693 /** 4694 * Update given flags when being used to request {@link ApplicationInfo}. 4695 */ 4696 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4697 return updateFlagsForPackage(flags, userId, cookie); 4698 } 4699 4700 /** 4701 * Update given flags when being used to request {@link ComponentInfo}. 4702 */ 4703 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4704 if (cookie instanceof Intent) { 4705 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4706 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4707 } 4708 } 4709 4710 boolean triaged = true; 4711 // Caller is asking for component details, so they'd better be 4712 // asking for specific encryption matching behavior, or be triaged 4713 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4714 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4715 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4716 triaged = false; 4717 } 4718 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4719 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4720 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4721 } 4722 4723 return updateFlags(flags, userId); 4724 } 4725 4726 /** 4727 * Update given intent when being used to request {@link ResolveInfo}. 4728 */ 4729 private Intent updateIntentForResolve(Intent intent) { 4730 if (intent.getSelector() != null) { 4731 intent = intent.getSelector(); 4732 } 4733 if (DEBUG_PREFERRED) { 4734 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4735 } 4736 return intent; 4737 } 4738 4739 /** 4740 * Update given flags when being used to request {@link ResolveInfo}. 4741 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4742 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4743 * flag set. However, this flag is only honoured in three circumstances: 4744 * <ul> 4745 * <li>when called from a system process</li> 4746 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4747 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4748 * action and a {@code android.intent.category.BROWSABLE} category</li> 4749 * </ul> 4750 */ 4751 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4752 return updateFlagsForResolve(flags, userId, intent, callingUid, 4753 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4754 } 4755 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4756 boolean wantInstantApps) { 4757 return updateFlagsForResolve(flags, userId, intent, callingUid, 4758 wantInstantApps, false /*onlyExposedExplicitly*/); 4759 } 4760 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4761 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4762 // Safe mode means we shouldn't match any third-party components 4763 if (mSafeMode) { 4764 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4765 } 4766 if (getInstantAppPackageName(callingUid) != null) { 4767 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4768 if (onlyExposedExplicitly) { 4769 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4770 } 4771 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4772 flags |= PackageManager.MATCH_INSTANT; 4773 } else { 4774 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4775 final boolean allowMatchInstant = wantInstantApps 4776 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4777 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4778 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4779 if (!allowMatchInstant) { 4780 flags &= ~PackageManager.MATCH_INSTANT; 4781 } 4782 } 4783 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4784 } 4785 4786 @Override 4787 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4788 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4789 } 4790 4791 /** 4792 * Important: The provided filterCallingUid is used exclusively to filter out activities 4793 * that can be seen based on user state. It's typically the original caller uid prior 4794 * to clearing. Because it can only be provided by trusted code, it's value can be 4795 * trusted and will be used as-is; unlike userId which will be validated by this method. 4796 */ 4797 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4798 int filterCallingUid, int userId) { 4799 if (!sUserManager.exists(userId)) return null; 4800 flags = updateFlagsForComponent(flags, userId, component); 4801 4802 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4803 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4804 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4805 } 4806 4807 synchronized (mPackages) { 4808 PackageParser.Activity a = mActivities.mActivities.get(component); 4809 4810 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4811 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4812 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4813 if (ps == null) return null; 4814 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4815 return null; 4816 } 4817 return PackageParser.generateActivityInfo( 4818 a, flags, ps.readUserState(userId), userId); 4819 } 4820 if (mResolveComponentName.equals(component)) { 4821 return PackageParser.generateActivityInfo( 4822 mResolveActivity, flags, new PackageUserState(), userId); 4823 } 4824 } 4825 return null; 4826 } 4827 4828 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4829 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4830 return false; 4831 } 4832 final long token = Binder.clearCallingIdentity(); 4833 try { 4834 final int callingUserId = UserHandle.getUserId(callingUid); 4835 if (ActivityManager.getCurrentUser() != callingUserId) { 4836 return false; 4837 } 4838 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4839 } finally { 4840 Binder.restoreCallingIdentity(token); 4841 } 4842 } 4843 4844 @Override 4845 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4846 String resolvedType) { 4847 synchronized (mPackages) { 4848 if (component.equals(mResolveComponentName)) { 4849 // The resolver supports EVERYTHING! 4850 return true; 4851 } 4852 final int callingUid = Binder.getCallingUid(); 4853 final int callingUserId = UserHandle.getUserId(callingUid); 4854 PackageParser.Activity a = mActivities.mActivities.get(component); 4855 if (a == null) { 4856 return false; 4857 } 4858 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4859 if (ps == null) { 4860 return false; 4861 } 4862 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4863 return false; 4864 } 4865 for (int i=0; i<a.intents.size(); i++) { 4866 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4867 intent.getData(), intent.getCategories(), TAG) >= 0) { 4868 return true; 4869 } 4870 } 4871 return false; 4872 } 4873 } 4874 4875 @Override 4876 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4877 if (!sUserManager.exists(userId)) return null; 4878 final int callingUid = Binder.getCallingUid(); 4879 flags = updateFlagsForComponent(flags, userId, component); 4880 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4881 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4882 synchronized (mPackages) { 4883 PackageParser.Activity a = mReceivers.mActivities.get(component); 4884 if (DEBUG_PACKAGE_INFO) Log.v( 4885 TAG, "getReceiverInfo " + component + ": " + a); 4886 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4887 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4888 if (ps == null) return null; 4889 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4890 return null; 4891 } 4892 return PackageParser.generateActivityInfo( 4893 a, flags, ps.readUserState(userId), userId); 4894 } 4895 } 4896 return null; 4897 } 4898 4899 @Override 4900 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4901 int flags, int userId) { 4902 if (!sUserManager.exists(userId)) return null; 4903 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4904 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4905 return null; 4906 } 4907 4908 flags = updateFlagsForPackage(flags, userId, null); 4909 4910 final boolean canSeeStaticLibraries = 4911 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4912 == PERMISSION_GRANTED 4913 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4914 == PERMISSION_GRANTED 4915 || canRequestPackageInstallsInternal(packageName, 4916 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4917 false /* throwIfPermNotDeclared*/) 4918 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4919 == PERMISSION_GRANTED; 4920 4921 synchronized (mPackages) { 4922 List<SharedLibraryInfo> result = null; 4923 4924 final int libCount = mSharedLibraries.size(); 4925 for (int i = 0; i < libCount; i++) { 4926 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4927 if (versionedLib == null) { 4928 continue; 4929 } 4930 4931 final int versionCount = versionedLib.size(); 4932 for (int j = 0; j < versionCount; j++) { 4933 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4934 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4935 break; 4936 } 4937 final long identity = Binder.clearCallingIdentity(); 4938 try { 4939 PackageInfo packageInfo = getPackageInfoVersioned( 4940 libInfo.getDeclaringPackage(), flags 4941 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4942 if (packageInfo == null) { 4943 continue; 4944 } 4945 } finally { 4946 Binder.restoreCallingIdentity(identity); 4947 } 4948 4949 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4950 libInfo.getLongVersion(), libInfo.getType(), 4951 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4952 flags, userId)); 4953 4954 if (result == null) { 4955 result = new ArrayList<>(); 4956 } 4957 result.add(resLibInfo); 4958 } 4959 } 4960 4961 return result != null ? new ParceledListSlice<>(result) : null; 4962 } 4963 } 4964 4965 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4966 SharedLibraryInfo libInfo, int flags, int userId) { 4967 List<VersionedPackage> versionedPackages = null; 4968 final int packageCount = mSettings.mPackages.size(); 4969 for (int i = 0; i < packageCount; i++) { 4970 PackageSetting ps = mSettings.mPackages.valueAt(i); 4971 4972 if (ps == null) { 4973 continue; 4974 } 4975 4976 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4977 continue; 4978 } 4979 4980 final String libName = libInfo.getName(); 4981 if (libInfo.isStatic()) { 4982 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4983 if (libIdx < 0) { 4984 continue; 4985 } 4986 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 4987 continue; 4988 } 4989 if (versionedPackages == null) { 4990 versionedPackages = new ArrayList<>(); 4991 } 4992 // If the dependent is a static shared lib, use the public package name 4993 String dependentPackageName = ps.name; 4994 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4995 dependentPackageName = ps.pkg.manifestPackageName; 4996 } 4997 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4998 } else if (ps.pkg != null) { 4999 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 5000 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 5001 if (versionedPackages == null) { 5002 versionedPackages = new ArrayList<>(); 5003 } 5004 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5005 } 5006 } 5007 } 5008 5009 return versionedPackages; 5010 } 5011 5012 @Override 5013 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5014 if (!sUserManager.exists(userId)) return null; 5015 final int callingUid = Binder.getCallingUid(); 5016 flags = updateFlagsForComponent(flags, userId, component); 5017 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5018 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5019 synchronized (mPackages) { 5020 PackageParser.Service s = mServices.mServices.get(component); 5021 if (DEBUG_PACKAGE_INFO) Log.v( 5022 TAG, "getServiceInfo " + component + ": " + s); 5023 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5024 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5025 if (ps == null) return null; 5026 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5027 return null; 5028 } 5029 return PackageParser.generateServiceInfo( 5030 s, flags, ps.readUserState(userId), userId); 5031 } 5032 } 5033 return null; 5034 } 5035 5036 @Override 5037 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5038 if (!sUserManager.exists(userId)) return null; 5039 final int callingUid = Binder.getCallingUid(); 5040 flags = updateFlagsForComponent(flags, userId, component); 5041 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5042 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5043 synchronized (mPackages) { 5044 PackageParser.Provider p = mProviders.mProviders.get(component); 5045 if (DEBUG_PACKAGE_INFO) Log.v( 5046 TAG, "getProviderInfo " + component + ": " + p); 5047 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5048 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5049 if (ps == null) return null; 5050 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5051 return null; 5052 } 5053 return PackageParser.generateProviderInfo( 5054 p, flags, ps.readUserState(userId), userId); 5055 } 5056 } 5057 return null; 5058 } 5059 5060 @Override 5061 public String[] getSystemSharedLibraryNames() { 5062 // allow instant applications 5063 synchronized (mPackages) { 5064 Set<String> libs = null; 5065 final int libCount = mSharedLibraries.size(); 5066 for (int i = 0; i < libCount; i++) { 5067 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5068 if (versionedLib == null) { 5069 continue; 5070 } 5071 final int versionCount = versionedLib.size(); 5072 for (int j = 0; j < versionCount; j++) { 5073 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5074 if (!libEntry.info.isStatic()) { 5075 if (libs == null) { 5076 libs = new ArraySet<>(); 5077 } 5078 libs.add(libEntry.info.getName()); 5079 break; 5080 } 5081 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5082 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5083 UserHandle.getUserId(Binder.getCallingUid()), 5084 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5085 if (libs == null) { 5086 libs = new ArraySet<>(); 5087 } 5088 libs.add(libEntry.info.getName()); 5089 break; 5090 } 5091 } 5092 } 5093 5094 if (libs != null) { 5095 String[] libsArray = new String[libs.size()]; 5096 libs.toArray(libsArray); 5097 return libsArray; 5098 } 5099 5100 return null; 5101 } 5102 } 5103 5104 @Override 5105 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5106 // allow instant applications 5107 synchronized (mPackages) { 5108 return mServicesSystemSharedLibraryPackageName; 5109 } 5110 } 5111 5112 @Override 5113 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5114 // allow instant applications 5115 synchronized (mPackages) { 5116 return mSharedSystemSharedLibraryPackageName; 5117 } 5118 } 5119 5120 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5121 for (int i = userList.length - 1; i >= 0; --i) { 5122 final int userId = userList[i]; 5123 // don't add instant app to the list of updates 5124 if (pkgSetting.getInstantApp(userId)) { 5125 continue; 5126 } 5127 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5128 if (changedPackages == null) { 5129 changedPackages = new SparseArray<>(); 5130 mChangedPackages.put(userId, changedPackages); 5131 } 5132 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5133 if (sequenceNumbers == null) { 5134 sequenceNumbers = new HashMap<>(); 5135 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5136 } 5137 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5138 if (sequenceNumber != null) { 5139 changedPackages.remove(sequenceNumber); 5140 } 5141 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5142 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5143 } 5144 mChangedPackagesSequenceNumber++; 5145 } 5146 5147 @Override 5148 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5149 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5150 return null; 5151 } 5152 synchronized (mPackages) { 5153 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5154 return null; 5155 } 5156 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5157 if (changedPackages == null) { 5158 return null; 5159 } 5160 final List<String> packageNames = 5161 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5162 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5163 final String packageName = changedPackages.get(i); 5164 if (packageName != null) { 5165 packageNames.add(packageName); 5166 } 5167 } 5168 return packageNames.isEmpty() 5169 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5170 } 5171 } 5172 5173 @Override 5174 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5175 // allow instant applications 5176 ArrayList<FeatureInfo> res; 5177 synchronized (mAvailableFeatures) { 5178 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5179 res.addAll(mAvailableFeatures.values()); 5180 } 5181 final FeatureInfo fi = new FeatureInfo(); 5182 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5183 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5184 res.add(fi); 5185 5186 return new ParceledListSlice<>(res); 5187 } 5188 5189 @Override 5190 public boolean hasSystemFeature(String name, int version) { 5191 // allow instant applications 5192 synchronized (mAvailableFeatures) { 5193 final FeatureInfo feat = mAvailableFeatures.get(name); 5194 if (feat == null) { 5195 return false; 5196 } else { 5197 return feat.version >= version; 5198 } 5199 } 5200 } 5201 5202 @Override 5203 public int checkPermission(String permName, String pkgName, int userId) { 5204 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5205 } 5206 5207 @Override 5208 public int checkUidPermission(String permName, int uid) { 5209 synchronized (mPackages) { 5210 final String[] packageNames = getPackagesForUid(uid); 5211 final PackageParser.Package pkg = (packageNames != null && packageNames.length > 0) 5212 ? mPackages.get(packageNames[0]) 5213 : null; 5214 return mPermissionManager.checkUidPermission(permName, pkg, uid, getCallingUid()); 5215 } 5216 } 5217 5218 @Override 5219 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5220 if (UserHandle.getCallingUserId() != userId) { 5221 mContext.enforceCallingPermission( 5222 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5223 "isPermissionRevokedByPolicy for user " + userId); 5224 } 5225 5226 if (checkPermission(permission, packageName, userId) 5227 == PackageManager.PERMISSION_GRANTED) { 5228 return false; 5229 } 5230 5231 final int callingUid = Binder.getCallingUid(); 5232 if (getInstantAppPackageName(callingUid) != null) { 5233 if (!isCallerSameApp(packageName, callingUid)) { 5234 return false; 5235 } 5236 } else { 5237 if (isInstantApp(packageName, userId)) { 5238 return false; 5239 } 5240 } 5241 5242 final long identity = Binder.clearCallingIdentity(); 5243 try { 5244 final int flags = getPermissionFlags(permission, packageName, userId); 5245 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5246 } finally { 5247 Binder.restoreCallingIdentity(identity); 5248 } 5249 } 5250 5251 @Override 5252 public String getPermissionControllerPackageName() { 5253 synchronized (mPackages) { 5254 return mRequiredInstallerPackage; 5255 } 5256 } 5257 5258 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5259 return mPermissionManager.addDynamicPermission( 5260 info, async, getCallingUid(), new PermissionCallback() { 5261 @Override 5262 public void onPermissionChanged() { 5263 if (!async) { 5264 mSettings.writeLPr(); 5265 } else { 5266 scheduleWriteSettingsLocked(); 5267 } 5268 } 5269 }); 5270 } 5271 5272 @Override 5273 public boolean addPermission(PermissionInfo info) { 5274 synchronized (mPackages) { 5275 return addDynamicPermission(info, false); 5276 } 5277 } 5278 5279 @Override 5280 public boolean addPermissionAsync(PermissionInfo info) { 5281 synchronized (mPackages) { 5282 return addDynamicPermission(info, true); 5283 } 5284 } 5285 5286 @Override 5287 public void removePermission(String permName) { 5288 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5289 } 5290 5291 @Override 5292 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5293 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5294 getCallingUid(), userId, mPermissionCallback); 5295 } 5296 5297 @Override 5298 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5299 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5300 getCallingUid(), userId, mPermissionCallback); 5301 } 5302 5303 @Override 5304 public void resetRuntimePermissions() { 5305 mContext.enforceCallingOrSelfPermission( 5306 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5307 "revokeRuntimePermission"); 5308 5309 int callingUid = Binder.getCallingUid(); 5310 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5311 mContext.enforceCallingOrSelfPermission( 5312 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5313 "resetRuntimePermissions"); 5314 } 5315 5316 synchronized (mPackages) { 5317 mPermissionManager.updateAllPermissions( 5318 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5319 mPermissionCallback); 5320 for (int userId : UserManagerService.getInstance().getUserIds()) { 5321 final int packageCount = mPackages.size(); 5322 for (int i = 0; i < packageCount; i++) { 5323 PackageParser.Package pkg = mPackages.valueAt(i); 5324 if (!(pkg.mExtras instanceof PackageSetting)) { 5325 continue; 5326 } 5327 PackageSetting ps = (PackageSetting) pkg.mExtras; 5328 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5329 } 5330 } 5331 } 5332 } 5333 5334 @Override 5335 public int getPermissionFlags(String permName, String packageName, int userId) { 5336 return mPermissionManager.getPermissionFlags( 5337 permName, packageName, getCallingUid(), userId); 5338 } 5339 5340 @Override 5341 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5342 int flagValues, int userId) { 5343 mPermissionManager.updatePermissionFlags( 5344 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5345 mPermissionCallback); 5346 } 5347 5348 /** 5349 * Update the permission flags for all packages and runtime permissions of a user in order 5350 * to allow device or profile owner to remove POLICY_FIXED. 5351 */ 5352 @Override 5353 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5354 synchronized (mPackages) { 5355 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5356 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5357 mPermissionCallback); 5358 if (changed) { 5359 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5360 } 5361 } 5362 } 5363 5364 @Override 5365 public boolean shouldShowRequestPermissionRationale(String permissionName, 5366 String packageName, int userId) { 5367 if (UserHandle.getCallingUserId() != userId) { 5368 mContext.enforceCallingPermission( 5369 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5370 "canShowRequestPermissionRationale for user " + userId); 5371 } 5372 5373 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5374 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5375 return false; 5376 } 5377 5378 if (checkPermission(permissionName, packageName, userId) 5379 == PackageManager.PERMISSION_GRANTED) { 5380 return false; 5381 } 5382 5383 final int flags; 5384 5385 final long identity = Binder.clearCallingIdentity(); 5386 try { 5387 flags = getPermissionFlags(permissionName, 5388 packageName, userId); 5389 } finally { 5390 Binder.restoreCallingIdentity(identity); 5391 } 5392 5393 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5394 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5395 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5396 5397 if ((flags & fixedFlags) != 0) { 5398 return false; 5399 } 5400 5401 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5402 } 5403 5404 @Override 5405 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5406 mContext.enforceCallingOrSelfPermission( 5407 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5408 "addOnPermissionsChangeListener"); 5409 5410 synchronized (mPackages) { 5411 mOnPermissionChangeListeners.addListenerLocked(listener); 5412 } 5413 } 5414 5415 @Override 5416 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5417 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5418 throw new SecurityException("Instant applications don't have access to this method"); 5419 } 5420 synchronized (mPackages) { 5421 mOnPermissionChangeListeners.removeListenerLocked(listener); 5422 } 5423 } 5424 5425 @Override 5426 public boolean isProtectedBroadcast(String actionName) { 5427 // allow instant applications 5428 synchronized (mProtectedBroadcasts) { 5429 if (mProtectedBroadcasts.contains(actionName)) { 5430 return true; 5431 } else if (actionName != null) { 5432 // TODO: remove these terrible hacks 5433 if (actionName.startsWith("android.net.netmon.lingerExpired") 5434 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5435 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5436 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5437 return true; 5438 } 5439 } 5440 } 5441 return false; 5442 } 5443 5444 @Override 5445 public int checkSignatures(String pkg1, String pkg2) { 5446 synchronized (mPackages) { 5447 final PackageParser.Package p1 = mPackages.get(pkg1); 5448 final PackageParser.Package p2 = mPackages.get(pkg2); 5449 if (p1 == null || p1.mExtras == null 5450 || p2 == null || p2.mExtras == null) { 5451 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5452 } 5453 final int callingUid = Binder.getCallingUid(); 5454 final int callingUserId = UserHandle.getUserId(callingUid); 5455 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5456 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5457 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5458 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5459 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5460 } 5461 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5462 } 5463 } 5464 5465 @Override 5466 public int checkUidSignatures(int uid1, int uid2) { 5467 final int callingUid = Binder.getCallingUid(); 5468 final int callingUserId = UserHandle.getUserId(callingUid); 5469 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5470 // Map to base uids. 5471 uid1 = UserHandle.getAppId(uid1); 5472 uid2 = UserHandle.getAppId(uid2); 5473 // reader 5474 synchronized (mPackages) { 5475 Signature[] s1; 5476 Signature[] s2; 5477 Object obj = mSettings.getUserIdLPr(uid1); 5478 if (obj != null) { 5479 if (obj instanceof SharedUserSetting) { 5480 if (isCallerInstantApp) { 5481 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5482 } 5483 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5484 } else if (obj instanceof PackageSetting) { 5485 final PackageSetting ps = (PackageSetting) obj; 5486 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5487 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5488 } 5489 s1 = ps.signatures.mSigningDetails.signatures; 5490 } else { 5491 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5492 } 5493 } else { 5494 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5495 } 5496 obj = mSettings.getUserIdLPr(uid2); 5497 if (obj != null) { 5498 if (obj instanceof SharedUserSetting) { 5499 if (isCallerInstantApp) { 5500 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5501 } 5502 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5503 } else if (obj instanceof PackageSetting) { 5504 final PackageSetting ps = (PackageSetting) obj; 5505 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5506 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5507 } 5508 s2 = ps.signatures.mSigningDetails.signatures; 5509 } else { 5510 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5511 } 5512 } else { 5513 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5514 } 5515 return compareSignatures(s1, s2); 5516 } 5517 } 5518 5519 @Override 5520 public boolean hasSigningCertificate( 5521 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5522 5523 synchronized (mPackages) { 5524 final PackageParser.Package p = mPackages.get(packageName); 5525 if (p == null || p.mExtras == null) { 5526 return false; 5527 } 5528 final int callingUid = Binder.getCallingUid(); 5529 final int callingUserId = UserHandle.getUserId(callingUid); 5530 final PackageSetting ps = (PackageSetting) p.mExtras; 5531 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5532 return false; 5533 } 5534 switch (type) { 5535 case CERT_INPUT_RAW_X509: 5536 return p.mSigningDetails.hasCertificate(certificate); 5537 case CERT_INPUT_SHA256: 5538 return p.mSigningDetails.hasSha256Certificate(certificate); 5539 default: 5540 return false; 5541 } 5542 } 5543 } 5544 5545 @Override 5546 public boolean hasUidSigningCertificate( 5547 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5548 final int callingUid = Binder.getCallingUid(); 5549 final int callingUserId = UserHandle.getUserId(callingUid); 5550 // Map to base uids. 5551 uid = UserHandle.getAppId(uid); 5552 // reader 5553 synchronized (mPackages) { 5554 final PackageParser.SigningDetails signingDetails; 5555 final Object obj = mSettings.getUserIdLPr(uid); 5556 if (obj != null) { 5557 if (obj instanceof SharedUserSetting) { 5558 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5559 if (isCallerInstantApp) { 5560 return false; 5561 } 5562 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5563 } else if (obj instanceof PackageSetting) { 5564 final PackageSetting ps = (PackageSetting) obj; 5565 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5566 return false; 5567 } 5568 signingDetails = ps.signatures.mSigningDetails; 5569 } else { 5570 return false; 5571 } 5572 } else { 5573 return false; 5574 } 5575 switch (type) { 5576 case CERT_INPUT_RAW_X509: 5577 return signingDetails.hasCertificate(certificate); 5578 case CERT_INPUT_SHA256: 5579 return signingDetails.hasSha256Certificate(certificate); 5580 default: 5581 return false; 5582 } 5583 } 5584 } 5585 5586 /** 5587 * This method should typically only be used when granting or revoking 5588 * permissions, since the app may immediately restart after this call. 5589 * <p> 5590 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5591 * guard your work against the app being relaunched. 5592 */ 5593 private void killUid(int appId, int userId, String reason) { 5594 final long identity = Binder.clearCallingIdentity(); 5595 try { 5596 IActivityManager am = ActivityManager.getService(); 5597 if (am != null) { 5598 try { 5599 am.killUid(appId, userId, reason); 5600 } catch (RemoteException e) { 5601 /* ignore - same process */ 5602 } 5603 } 5604 } finally { 5605 Binder.restoreCallingIdentity(identity); 5606 } 5607 } 5608 5609 /** 5610 * If the database version for this type of package (internal storage or 5611 * external storage) is less than the version where package signatures 5612 * were updated, return true. 5613 */ 5614 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5615 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5616 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5617 } 5618 5619 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5620 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5621 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5622 } 5623 5624 @Override 5625 public List<String> getAllPackages() { 5626 final int callingUid = Binder.getCallingUid(); 5627 final int callingUserId = UserHandle.getUserId(callingUid); 5628 synchronized (mPackages) { 5629 if (canViewInstantApps(callingUid, callingUserId)) { 5630 return new ArrayList<String>(mPackages.keySet()); 5631 } 5632 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5633 final List<String> result = new ArrayList<>(); 5634 if (instantAppPkgName != null) { 5635 // caller is an instant application; filter unexposed applications 5636 for (PackageParser.Package pkg : mPackages.values()) { 5637 if (!pkg.visibleToInstantApps) { 5638 continue; 5639 } 5640 result.add(pkg.packageName); 5641 } 5642 } else { 5643 // caller is a normal application; filter instant applications 5644 for (PackageParser.Package pkg : mPackages.values()) { 5645 final PackageSetting ps = 5646 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5647 if (ps != null 5648 && ps.getInstantApp(callingUserId) 5649 && !mInstantAppRegistry.isInstantAccessGranted( 5650 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5651 continue; 5652 } 5653 result.add(pkg.packageName); 5654 } 5655 } 5656 return result; 5657 } 5658 } 5659 5660 @Override 5661 public String[] getPackagesForUid(int uid) { 5662 final int callingUid = Binder.getCallingUid(); 5663 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5664 final int userId = UserHandle.getUserId(uid); 5665 uid = UserHandle.getAppId(uid); 5666 // reader 5667 synchronized (mPackages) { 5668 Object obj = mSettings.getUserIdLPr(uid); 5669 if (obj instanceof SharedUserSetting) { 5670 if (isCallerInstantApp) { 5671 return null; 5672 } 5673 final SharedUserSetting sus = (SharedUserSetting) obj; 5674 final int N = sus.packages.size(); 5675 String[] res = new String[N]; 5676 final Iterator<PackageSetting> it = sus.packages.iterator(); 5677 int i = 0; 5678 while (it.hasNext()) { 5679 PackageSetting ps = it.next(); 5680 if (ps.getInstalled(userId)) { 5681 res[i++] = ps.name; 5682 } else { 5683 res = ArrayUtils.removeElement(String.class, res, res[i]); 5684 } 5685 } 5686 return res; 5687 } else if (obj instanceof PackageSetting) { 5688 final PackageSetting ps = (PackageSetting) obj; 5689 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5690 return new String[]{ps.name}; 5691 } 5692 } 5693 } 5694 return null; 5695 } 5696 5697 @Override 5698 public String getNameForUid(int uid) { 5699 final int callingUid = Binder.getCallingUid(); 5700 if (getInstantAppPackageName(callingUid) != null) { 5701 return null; 5702 } 5703 synchronized (mPackages) { 5704 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5705 if (obj instanceof SharedUserSetting) { 5706 final SharedUserSetting sus = (SharedUserSetting) obj; 5707 return sus.name + ":" + sus.userId; 5708 } else if (obj instanceof PackageSetting) { 5709 final PackageSetting ps = (PackageSetting) obj; 5710 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5711 return null; 5712 } 5713 return ps.name; 5714 } 5715 return null; 5716 } 5717 } 5718 5719 @Override 5720 public String[] getNamesForUids(int[] uids) { 5721 if (uids == null || uids.length == 0) { 5722 return null; 5723 } 5724 final int callingUid = Binder.getCallingUid(); 5725 if (getInstantAppPackageName(callingUid) != null) { 5726 return null; 5727 } 5728 final String[] names = new String[uids.length]; 5729 synchronized (mPackages) { 5730 for (int i = uids.length - 1; i >= 0; i--) { 5731 final int uid = uids[i]; 5732 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5733 if (obj instanceof SharedUserSetting) { 5734 final SharedUserSetting sus = (SharedUserSetting) obj; 5735 names[i] = "shared:" + sus.name; 5736 } else if (obj instanceof PackageSetting) { 5737 final PackageSetting ps = (PackageSetting) obj; 5738 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5739 names[i] = null; 5740 } else { 5741 names[i] = ps.name; 5742 } 5743 } else { 5744 names[i] = null; 5745 } 5746 } 5747 } 5748 return names; 5749 } 5750 5751 @Override 5752 public int getUidForSharedUser(String sharedUserName) { 5753 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5754 return -1; 5755 } 5756 if (sharedUserName == null) { 5757 return -1; 5758 } 5759 // reader 5760 synchronized (mPackages) { 5761 SharedUserSetting suid; 5762 try { 5763 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5764 if (suid != null) { 5765 return suid.userId; 5766 } 5767 } catch (PackageManagerException ignore) { 5768 // can't happen, but, still need to catch it 5769 } 5770 return -1; 5771 } 5772 } 5773 5774 @Override 5775 public int getFlagsForUid(int uid) { 5776 final int callingUid = Binder.getCallingUid(); 5777 if (getInstantAppPackageName(callingUid) != null) { 5778 return 0; 5779 } 5780 synchronized (mPackages) { 5781 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5782 if (obj instanceof SharedUserSetting) { 5783 final SharedUserSetting sus = (SharedUserSetting) obj; 5784 return sus.pkgFlags; 5785 } else if (obj instanceof PackageSetting) { 5786 final PackageSetting ps = (PackageSetting) obj; 5787 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5788 return 0; 5789 } 5790 return ps.pkgFlags; 5791 } 5792 } 5793 return 0; 5794 } 5795 5796 @Override 5797 public int getPrivateFlagsForUid(int uid) { 5798 final int callingUid = Binder.getCallingUid(); 5799 if (getInstantAppPackageName(callingUid) != null) { 5800 return 0; 5801 } 5802 synchronized (mPackages) { 5803 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5804 if (obj instanceof SharedUserSetting) { 5805 final SharedUserSetting sus = (SharedUserSetting) obj; 5806 return sus.pkgPrivateFlags; 5807 } else if (obj instanceof PackageSetting) { 5808 final PackageSetting ps = (PackageSetting) obj; 5809 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5810 return 0; 5811 } 5812 return ps.pkgPrivateFlags; 5813 } 5814 } 5815 return 0; 5816 } 5817 5818 @Override 5819 public boolean isUidPrivileged(int uid) { 5820 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5821 return false; 5822 } 5823 uid = UserHandle.getAppId(uid); 5824 // reader 5825 synchronized (mPackages) { 5826 Object obj = mSettings.getUserIdLPr(uid); 5827 if (obj instanceof SharedUserSetting) { 5828 final SharedUserSetting sus = (SharedUserSetting) obj; 5829 final Iterator<PackageSetting> it = sus.packages.iterator(); 5830 while (it.hasNext()) { 5831 if (it.next().isPrivileged()) { 5832 return true; 5833 } 5834 } 5835 } else if (obj instanceof PackageSetting) { 5836 final PackageSetting ps = (PackageSetting) obj; 5837 return ps.isPrivileged(); 5838 } 5839 } 5840 return false; 5841 } 5842 5843 @Override 5844 public String[] getAppOpPermissionPackages(String permName) { 5845 return mPermissionManager.getAppOpPermissionPackages(permName); 5846 } 5847 5848 @Override 5849 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5850 int flags, int userId) { 5851 return resolveIntentInternal( 5852 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5853 } 5854 5855 /** 5856 * Normally instant apps can only be resolved when they're visible to the caller. 5857 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5858 * since we need to allow the system to start any installed application. 5859 */ 5860 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5861 int flags, int userId, boolean resolveForStart) { 5862 try { 5863 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5864 5865 if (!sUserManager.exists(userId)) return null; 5866 final int callingUid = Binder.getCallingUid(); 5867 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5868 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5869 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5870 5871 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5872 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5873 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5874 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5875 5876 final ResolveInfo bestChoice = 5877 chooseBestActivity(intent, resolvedType, flags, query, userId); 5878 return bestChoice; 5879 } finally { 5880 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5881 } 5882 } 5883 5884 @Override 5885 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5886 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5887 throw new SecurityException( 5888 "findPersistentPreferredActivity can only be run by the system"); 5889 } 5890 if (!sUserManager.exists(userId)) { 5891 return null; 5892 } 5893 final int callingUid = Binder.getCallingUid(); 5894 intent = updateIntentForResolve(intent); 5895 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5896 final int flags = updateFlagsForResolve( 5897 0, userId, intent, callingUid, false /*includeInstantApps*/); 5898 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5899 userId); 5900 synchronized (mPackages) { 5901 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5902 userId); 5903 } 5904 } 5905 5906 @Override 5907 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5908 IntentFilter filter, int match, ComponentName activity) { 5909 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5910 return; 5911 } 5912 final int userId = UserHandle.getCallingUserId(); 5913 if (DEBUG_PREFERRED) { 5914 Log.v(TAG, "setLastChosenActivity intent=" + intent 5915 + " resolvedType=" + resolvedType 5916 + " flags=" + flags 5917 + " filter=" + filter 5918 + " match=" + match 5919 + " activity=" + activity); 5920 filter.dump(new PrintStreamPrinter(System.out), " "); 5921 } 5922 intent.setComponent(null); 5923 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5924 userId); 5925 // Find any earlier preferred or last chosen entries and nuke them 5926 findPreferredActivity(intent, resolvedType, 5927 flags, query, 0, false, true, false, userId); 5928 // Add the new activity as the last chosen for this filter 5929 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5930 "Setting last chosen"); 5931 } 5932 5933 @Override 5934 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5935 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5936 return null; 5937 } 5938 final int userId = UserHandle.getCallingUserId(); 5939 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5940 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5941 userId); 5942 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5943 false, false, false, userId); 5944 } 5945 5946 /** 5947 * Returns whether or not instant apps have been disabled remotely. 5948 */ 5949 private boolean areWebInstantAppsDisabled() { 5950 return mWebInstantAppsDisabled; 5951 } 5952 5953 private boolean isInstantAppResolutionAllowed( 5954 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5955 boolean skipPackageCheck) { 5956 if (mInstantAppResolverConnection == null) { 5957 return false; 5958 } 5959 if (mInstantAppInstallerActivity == null) { 5960 return false; 5961 } 5962 if (intent.getComponent() != null) { 5963 return false; 5964 } 5965 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5966 return false; 5967 } 5968 if (!skipPackageCheck && intent.getPackage() != null) { 5969 return false; 5970 } 5971 if (!intent.isWebIntent()) { 5972 // for non web intents, we should not resolve externally if an app already exists to 5973 // handle it or if the caller didn't explicitly request it. 5974 if ((resolvedActivities != null && resolvedActivities.size() != 0) 5975 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 5976 return false; 5977 } 5978 } else { 5979 if (intent.getData() == null || TextUtils.isEmpty(intent.getData().getHost())) { 5980 return false; 5981 } else if (areWebInstantAppsDisabled()) { 5982 return false; 5983 } 5984 } 5985 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5986 // Or if there's already an ephemeral app installed that handles the action 5987 synchronized (mPackages) { 5988 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5989 for (int n = 0; n < count; n++) { 5990 final ResolveInfo info = resolvedActivities.get(n); 5991 final String packageName = info.activityInfo.packageName; 5992 final PackageSetting ps = mSettings.mPackages.get(packageName); 5993 if (ps != null) { 5994 // only check domain verification status if the app is not a browser 5995 if (!info.handleAllWebDataURI) { 5996 // Try to get the status from User settings first 5997 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5998 final int status = (int) (packedStatus >> 32); 5999 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6000 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6001 if (DEBUG_INSTANT) { 6002 Slog.v(TAG, "DENY instant app;" 6003 + " pkg: " + packageName + ", status: " + status); 6004 } 6005 return false; 6006 } 6007 } 6008 if (ps.getInstantApp(userId)) { 6009 if (DEBUG_INSTANT) { 6010 Slog.v(TAG, "DENY instant app installed;" 6011 + " pkg: " + packageName); 6012 } 6013 return false; 6014 } 6015 } 6016 } 6017 } 6018 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6019 return true; 6020 } 6021 6022 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6023 Intent origIntent, String resolvedType, String callingPackage, 6024 Bundle verificationBundle, int userId) { 6025 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6026 new InstantAppRequest(responseObj, origIntent, resolvedType, 6027 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6028 mHandler.sendMessage(msg); 6029 } 6030 6031 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6032 int flags, List<ResolveInfo> query, int userId) { 6033 if (query != null) { 6034 final int N = query.size(); 6035 if (N == 1) { 6036 return query.get(0); 6037 } else if (N > 1) { 6038 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6039 // If there is more than one activity with the same priority, 6040 // then let the user decide between them. 6041 ResolveInfo r0 = query.get(0); 6042 ResolveInfo r1 = query.get(1); 6043 if (DEBUG_INTENT_MATCHING || debug) { 6044 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6045 + r1.activityInfo.name + "=" + r1.priority); 6046 } 6047 // If the first activity has a higher priority, or a different 6048 // default, then it is always desirable to pick it. 6049 if (r0.priority != r1.priority 6050 || r0.preferredOrder != r1.preferredOrder 6051 || r0.isDefault != r1.isDefault) { 6052 return query.get(0); 6053 } 6054 // If we have saved a preference for a preferred activity for 6055 // this Intent, use that. 6056 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6057 flags, query, r0.priority, true, false, debug, userId); 6058 if (ri != null) { 6059 return ri; 6060 } 6061 // If we have an ephemeral app, use it 6062 for (int i = 0; i < N; i++) { 6063 ri = query.get(i); 6064 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6065 final String packageName = ri.activityInfo.packageName; 6066 final PackageSetting ps = mSettings.mPackages.get(packageName); 6067 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6068 final int status = (int)(packedStatus >> 32); 6069 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6070 return ri; 6071 } 6072 } 6073 } 6074 ri = new ResolveInfo(mResolveInfo); 6075 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6076 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6077 // If all of the options come from the same package, show the application's 6078 // label and icon instead of the generic resolver's. 6079 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6080 // and then throw away the ResolveInfo itself, meaning that the caller loses 6081 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6082 // a fallback for this case; we only set the target package's resources on 6083 // the ResolveInfo, not the ActivityInfo. 6084 final String intentPackage = intent.getPackage(); 6085 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6086 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6087 ri.resolvePackageName = intentPackage; 6088 if (userNeedsBadging(userId)) { 6089 ri.noResourceId = true; 6090 } else { 6091 ri.icon = appi.icon; 6092 } 6093 ri.iconResourceId = appi.icon; 6094 ri.labelRes = appi.labelRes; 6095 } 6096 ri.activityInfo.applicationInfo = new ApplicationInfo( 6097 ri.activityInfo.applicationInfo); 6098 if (userId != 0) { 6099 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6100 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6101 } 6102 // Make sure that the resolver is displayable in car mode 6103 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6104 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6105 return ri; 6106 } 6107 } 6108 return null; 6109 } 6110 6111 /** 6112 * Return true if the given list is not empty and all of its contents have 6113 * an activityInfo with the given package name. 6114 */ 6115 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6116 if (ArrayUtils.isEmpty(list)) { 6117 return false; 6118 } 6119 for (int i = 0, N = list.size(); i < N; i++) { 6120 final ResolveInfo ri = list.get(i); 6121 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6122 if (ai == null || !packageName.equals(ai.packageName)) { 6123 return false; 6124 } 6125 } 6126 return true; 6127 } 6128 6129 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6130 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6131 final int N = query.size(); 6132 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6133 .get(userId); 6134 // Get the list of persistent preferred activities that handle the intent 6135 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6136 List<PersistentPreferredActivity> pprefs = ppir != null 6137 ? ppir.queryIntent(intent, resolvedType, 6138 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6139 userId) 6140 : null; 6141 if (pprefs != null && pprefs.size() > 0) { 6142 final int M = pprefs.size(); 6143 for (int i=0; i<M; i++) { 6144 final PersistentPreferredActivity ppa = pprefs.get(i); 6145 if (DEBUG_PREFERRED || debug) { 6146 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6147 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6148 + "\n component=" + ppa.mComponent); 6149 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6150 } 6151 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6152 flags | MATCH_DISABLED_COMPONENTS, userId); 6153 if (DEBUG_PREFERRED || debug) { 6154 Slog.v(TAG, "Found persistent preferred activity:"); 6155 if (ai != null) { 6156 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6157 } else { 6158 Slog.v(TAG, " null"); 6159 } 6160 } 6161 if (ai == null) { 6162 // This previously registered persistent preferred activity 6163 // component is no longer known. Ignore it and do NOT remove it. 6164 continue; 6165 } 6166 for (int j=0; j<N; j++) { 6167 final ResolveInfo ri = query.get(j); 6168 if (!ri.activityInfo.applicationInfo.packageName 6169 .equals(ai.applicationInfo.packageName)) { 6170 continue; 6171 } 6172 if (!ri.activityInfo.name.equals(ai.name)) { 6173 continue; 6174 } 6175 // Found a persistent preference that can handle the intent. 6176 if (DEBUG_PREFERRED || debug) { 6177 Slog.v(TAG, "Returning persistent preferred activity: " + 6178 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6179 } 6180 return ri; 6181 } 6182 } 6183 } 6184 return null; 6185 } 6186 6187 // TODO: handle preferred activities missing while user has amnesia 6188 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6189 List<ResolveInfo> query, int priority, boolean always, 6190 boolean removeMatches, boolean debug, int userId) { 6191 if (!sUserManager.exists(userId)) return null; 6192 final int callingUid = Binder.getCallingUid(); 6193 flags = updateFlagsForResolve( 6194 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6195 intent = updateIntentForResolve(intent); 6196 // writer 6197 synchronized (mPackages) { 6198 // Try to find a matching persistent preferred activity. 6199 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6200 debug, userId); 6201 6202 // If a persistent preferred activity matched, use it. 6203 if (pri != null) { 6204 return pri; 6205 } 6206 6207 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6208 // Get the list of preferred activities that handle the intent 6209 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6210 List<PreferredActivity> prefs = pir != null 6211 ? pir.queryIntent(intent, resolvedType, 6212 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6213 userId) 6214 : null; 6215 if (prefs != null && prefs.size() > 0) { 6216 boolean changed = false; 6217 try { 6218 // First figure out how good the original match set is. 6219 // We will only allow preferred activities that came 6220 // from the same match quality. 6221 int match = 0; 6222 6223 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6224 6225 final int N = query.size(); 6226 for (int j=0; j<N; j++) { 6227 final ResolveInfo ri = query.get(j); 6228 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6229 + ": 0x" + Integer.toHexString(match)); 6230 if (ri.match > match) { 6231 match = ri.match; 6232 } 6233 } 6234 6235 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6236 + Integer.toHexString(match)); 6237 6238 match &= IntentFilter.MATCH_CATEGORY_MASK; 6239 final int M = prefs.size(); 6240 for (int i=0; i<M; i++) { 6241 final PreferredActivity pa = prefs.get(i); 6242 if (DEBUG_PREFERRED || debug) { 6243 Slog.v(TAG, "Checking PreferredActivity ds=" 6244 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6245 + "\n component=" + pa.mPref.mComponent); 6246 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6247 } 6248 if (pa.mPref.mMatch != match) { 6249 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6250 + Integer.toHexString(pa.mPref.mMatch)); 6251 continue; 6252 } 6253 // If it's not an "always" type preferred activity and that's what we're 6254 // looking for, skip it. 6255 if (always && !pa.mPref.mAlways) { 6256 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6257 continue; 6258 } 6259 final ActivityInfo ai = getActivityInfo( 6260 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6261 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6262 userId); 6263 if (DEBUG_PREFERRED || debug) { 6264 Slog.v(TAG, "Found preferred activity:"); 6265 if (ai != null) { 6266 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6267 } else { 6268 Slog.v(TAG, " null"); 6269 } 6270 } 6271 if (ai == null) { 6272 // This previously registered preferred activity 6273 // component is no longer known. Most likely an update 6274 // to the app was installed and in the new version this 6275 // component no longer exists. Clean it up by removing 6276 // it from the preferred activities list, and skip it. 6277 Slog.w(TAG, "Removing dangling preferred activity: " 6278 + pa.mPref.mComponent); 6279 pir.removeFilter(pa); 6280 changed = true; 6281 continue; 6282 } 6283 for (int j=0; j<N; j++) { 6284 final ResolveInfo ri = query.get(j); 6285 if (!ri.activityInfo.applicationInfo.packageName 6286 .equals(ai.applicationInfo.packageName)) { 6287 continue; 6288 } 6289 if (!ri.activityInfo.name.equals(ai.name)) { 6290 continue; 6291 } 6292 6293 if (removeMatches) { 6294 pir.removeFilter(pa); 6295 changed = true; 6296 if (DEBUG_PREFERRED) { 6297 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6298 } 6299 break; 6300 } 6301 6302 // Okay we found a previously set preferred or last chosen app. 6303 // If the result set is different from when this 6304 // was created, and is not a subset of the preferred set, we need to 6305 // clear it and re-ask the user their preference, if we're looking for 6306 // an "always" type entry. 6307 if (always && !pa.mPref.sameSet(query)) { 6308 if (pa.mPref.isSuperset(query)) { 6309 // some components of the set are no longer present in 6310 // the query, but the preferred activity can still be reused 6311 if (DEBUG_PREFERRED) { 6312 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6313 + " still valid as only non-preferred components" 6314 + " were removed for " + intent + " type " 6315 + resolvedType); 6316 } 6317 // remove obsolete components and re-add the up-to-date filter 6318 PreferredActivity freshPa = new PreferredActivity(pa, 6319 pa.mPref.mMatch, 6320 pa.mPref.discardObsoleteComponents(query), 6321 pa.mPref.mComponent, 6322 pa.mPref.mAlways); 6323 pir.removeFilter(pa); 6324 pir.addFilter(freshPa); 6325 changed = true; 6326 } else { 6327 Slog.i(TAG, 6328 "Result set changed, dropping preferred activity for " 6329 + intent + " type " + resolvedType); 6330 if (DEBUG_PREFERRED) { 6331 Slog.v(TAG, "Removing preferred activity since set changed " 6332 + pa.mPref.mComponent); 6333 } 6334 pir.removeFilter(pa); 6335 // Re-add the filter as a "last chosen" entry (!always) 6336 PreferredActivity lastChosen = new PreferredActivity( 6337 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6338 pir.addFilter(lastChosen); 6339 changed = true; 6340 return null; 6341 } 6342 } 6343 6344 // Yay! Either the set matched or we're looking for the last chosen 6345 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6346 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6347 return ri; 6348 } 6349 } 6350 } finally { 6351 if (changed) { 6352 if (DEBUG_PREFERRED) { 6353 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6354 } 6355 scheduleWritePackageRestrictionsLocked(userId); 6356 } 6357 } 6358 } 6359 } 6360 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6361 return null; 6362 } 6363 6364 /* 6365 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6366 */ 6367 @Override 6368 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6369 int targetUserId) { 6370 mContext.enforceCallingOrSelfPermission( 6371 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6372 List<CrossProfileIntentFilter> matches = 6373 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6374 if (matches != null) { 6375 int size = matches.size(); 6376 for (int i = 0; i < size; i++) { 6377 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6378 } 6379 } 6380 if (intent.hasWebURI()) { 6381 // cross-profile app linking works only towards the parent. 6382 final int callingUid = Binder.getCallingUid(); 6383 final UserInfo parent = getProfileParent(sourceUserId); 6384 synchronized(mPackages) { 6385 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6386 false /*includeInstantApps*/); 6387 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6388 intent, resolvedType, flags, sourceUserId, parent.id); 6389 return xpDomainInfo != null; 6390 } 6391 } 6392 return false; 6393 } 6394 6395 private UserInfo getProfileParent(int userId) { 6396 final long identity = Binder.clearCallingIdentity(); 6397 try { 6398 return sUserManager.getProfileParent(userId); 6399 } finally { 6400 Binder.restoreCallingIdentity(identity); 6401 } 6402 } 6403 6404 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6405 String resolvedType, int userId) { 6406 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6407 if (resolver != null) { 6408 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6409 } 6410 return null; 6411 } 6412 6413 @Override 6414 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6415 String resolvedType, int flags, int userId) { 6416 try { 6417 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6418 6419 return new ParceledListSlice<>( 6420 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6421 } finally { 6422 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6423 } 6424 } 6425 6426 /** 6427 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6428 * instant, returns {@code null}. 6429 */ 6430 private String getInstantAppPackageName(int callingUid) { 6431 synchronized (mPackages) { 6432 // If the caller is an isolated app use the owner's uid for the lookup. 6433 if (Process.isIsolated(callingUid)) { 6434 callingUid = mIsolatedOwners.get(callingUid); 6435 } 6436 final int appId = UserHandle.getAppId(callingUid); 6437 final Object obj = mSettings.getUserIdLPr(appId); 6438 if (obj instanceof PackageSetting) { 6439 final PackageSetting ps = (PackageSetting) obj; 6440 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6441 return isInstantApp ? ps.pkg.packageName : null; 6442 } 6443 } 6444 return null; 6445 } 6446 6447 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6448 String resolvedType, int flags, int userId) { 6449 return queryIntentActivitiesInternal( 6450 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6451 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6452 } 6453 6454 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6455 String resolvedType, int flags, int filterCallingUid, int userId, 6456 boolean resolveForStart, boolean allowDynamicSplits) { 6457 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6458 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6459 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6460 false /* requireFullPermission */, false /* checkShell */, 6461 "query intent activities"); 6462 final String pkgName = intent.getPackage(); 6463 ComponentName comp = intent.getComponent(); 6464 if (comp == null) { 6465 if (intent.getSelector() != null) { 6466 intent = intent.getSelector(); 6467 comp = intent.getComponent(); 6468 } 6469 } 6470 6471 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6472 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6473 if (comp != null) { 6474 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6475 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6476 if (ai != null) { 6477 // When specifying an explicit component, we prevent the activity from being 6478 // used when either 1) the calling package is normal and the activity is within 6479 // an ephemeral application or 2) the calling package is ephemeral and the 6480 // activity is not visible to ephemeral applications. 6481 final boolean matchInstantApp = 6482 (flags & PackageManager.MATCH_INSTANT) != 0; 6483 final boolean matchVisibleToInstantAppOnly = 6484 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6485 final boolean matchExplicitlyVisibleOnly = 6486 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6487 final boolean isCallerInstantApp = 6488 instantAppPkgName != null; 6489 final boolean isTargetSameInstantApp = 6490 comp.getPackageName().equals(instantAppPkgName); 6491 final boolean isTargetInstantApp = 6492 (ai.applicationInfo.privateFlags 6493 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6494 final boolean isTargetVisibleToInstantApp = 6495 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6496 final boolean isTargetExplicitlyVisibleToInstantApp = 6497 isTargetVisibleToInstantApp 6498 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6499 final boolean isTargetHiddenFromInstantApp = 6500 !isTargetVisibleToInstantApp 6501 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6502 final boolean blockResolution = 6503 !isTargetSameInstantApp 6504 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6505 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6506 && isTargetHiddenFromInstantApp)); 6507 if (!blockResolution) { 6508 final ResolveInfo ri = new ResolveInfo(); 6509 ri.activityInfo = ai; 6510 list.add(ri); 6511 } 6512 } 6513 return applyPostResolutionFilter( 6514 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6515 } 6516 6517 // reader 6518 boolean sortResult = false; 6519 boolean addInstant = false; 6520 List<ResolveInfo> result; 6521 synchronized (mPackages) { 6522 if (pkgName == null) { 6523 List<CrossProfileIntentFilter> matchingFilters = 6524 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6525 // Check for results that need to skip the current profile. 6526 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6527 resolvedType, flags, userId); 6528 if (xpResolveInfo != null) { 6529 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6530 xpResult.add(xpResolveInfo); 6531 return applyPostResolutionFilter( 6532 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6533 allowDynamicSplits, filterCallingUid, userId, intent); 6534 } 6535 6536 // Check for results in the current profile. 6537 result = filterIfNotSystemUser(mActivities.queryIntent( 6538 intent, resolvedType, flags, userId), userId); 6539 addInstant = isInstantAppResolutionAllowed(intent, result, userId, 6540 false /*skipPackageCheck*/); 6541 // Check for cross profile results. 6542 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6543 xpResolveInfo = queryCrossProfileIntents( 6544 matchingFilters, intent, resolvedType, flags, userId, 6545 hasNonNegativePriorityResult); 6546 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6547 boolean isVisibleToUser = filterIfNotSystemUser( 6548 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6549 if (isVisibleToUser) { 6550 result.add(xpResolveInfo); 6551 sortResult = true; 6552 } 6553 } 6554 if (intent.hasWebURI()) { 6555 CrossProfileDomainInfo xpDomainInfo = null; 6556 final UserInfo parent = getProfileParent(userId); 6557 if (parent != null) { 6558 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6559 flags, userId, parent.id); 6560 } 6561 if (xpDomainInfo != null) { 6562 if (xpResolveInfo != null) { 6563 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6564 // in the result. 6565 result.remove(xpResolveInfo); 6566 } 6567 if (result.size() == 0 && !addInstant) { 6568 // No result in current profile, but found candidate in parent user. 6569 // And we are not going to add emphemeral app, so we can return the 6570 // result straight away. 6571 result.add(xpDomainInfo.resolveInfo); 6572 return applyPostResolutionFilter(result, instantAppPkgName, 6573 allowDynamicSplits, filterCallingUid, userId, intent); 6574 } 6575 } else if (result.size() <= 1 && !addInstant) { 6576 // No result in parent user and <= 1 result in current profile, and we 6577 // are not going to add emphemeral app, so we can return the result without 6578 // further processing. 6579 return applyPostResolutionFilter(result, instantAppPkgName, 6580 allowDynamicSplits, filterCallingUid, userId, intent); 6581 } 6582 // We have more than one candidate (combining results from current and parent 6583 // profile), so we need filtering and sorting. 6584 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6585 intent, flags, result, xpDomainInfo, userId); 6586 sortResult = true; 6587 } 6588 } else { 6589 final PackageParser.Package pkg = mPackages.get(pkgName); 6590 result = null; 6591 if (pkg != null) { 6592 result = filterIfNotSystemUser( 6593 mActivities.queryIntentForPackage( 6594 intent, resolvedType, flags, pkg.activities, userId), 6595 userId); 6596 } 6597 if (result == null || result.size() == 0) { 6598 // the caller wants to resolve for a particular package; however, there 6599 // were no installed results, so, try to find an ephemeral result 6600 addInstant = isInstantAppResolutionAllowed( 6601 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6602 if (result == null) { 6603 result = new ArrayList<>(); 6604 } 6605 } 6606 } 6607 } 6608 if (addInstant) { 6609 result = maybeAddInstantAppInstaller( 6610 result, intent, resolvedType, flags, userId, resolveForStart); 6611 } 6612 if (sortResult) { 6613 Collections.sort(result, mResolvePrioritySorter); 6614 } 6615 return applyPostResolutionFilter( 6616 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6617 } 6618 6619 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6620 String resolvedType, int flags, int userId, boolean resolveForStart) { 6621 // first, check to see if we've got an instant app already installed 6622 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6623 ResolveInfo localInstantApp = null; 6624 boolean blockResolution = false; 6625 if (!alreadyResolvedLocally) { 6626 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6627 flags 6628 | PackageManager.GET_RESOLVED_FILTER 6629 | PackageManager.MATCH_INSTANT 6630 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6631 userId); 6632 for (int i = instantApps.size() - 1; i >= 0; --i) { 6633 final ResolveInfo info = instantApps.get(i); 6634 final String packageName = info.activityInfo.packageName; 6635 final PackageSetting ps = mSettings.mPackages.get(packageName); 6636 if (ps.getInstantApp(userId)) { 6637 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6638 final int status = (int)(packedStatus >> 32); 6639 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6640 // there's a local instant application installed, but, the user has 6641 // chosen to never use it; skip resolution and don't acknowledge 6642 // an instant application is even available 6643 if (DEBUG_INSTANT) { 6644 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6645 } 6646 blockResolution = true; 6647 break; 6648 } else { 6649 // we have a locally installed instant application; skip resolution 6650 // but acknowledge there's an instant application available 6651 if (DEBUG_INSTANT) { 6652 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6653 } 6654 localInstantApp = info; 6655 break; 6656 } 6657 } 6658 } 6659 } 6660 // no app installed, let's see if one's available 6661 AuxiliaryResolveInfo auxiliaryResponse = null; 6662 if (!blockResolution) { 6663 if (localInstantApp == null) { 6664 // we don't have an instant app locally, resolve externally 6665 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6666 final InstantAppRequest requestObject = new InstantAppRequest( 6667 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6668 null /*callingPackage*/, userId, null /*verificationBundle*/, 6669 resolveForStart); 6670 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6671 mInstantAppResolverConnection, requestObject); 6672 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6673 } else { 6674 // we have an instant application locally, but, we can't admit that since 6675 // callers shouldn't be able to determine prior browsing. create a dummy 6676 // auxiliary response so the downstream code behaves as if there's an 6677 // instant application available externally. when it comes time to start 6678 // the instant application, we'll do the right thing. 6679 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6680 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6681 ai.packageName, ai.versionCode, null /* splitName */); 6682 } 6683 } 6684 if (intent.isWebIntent() && auxiliaryResponse == null) { 6685 return result; 6686 } 6687 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6688 if (ps == null) { 6689 return result; 6690 } 6691 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6692 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6693 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6694 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6695 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6696 // add a non-generic filter 6697 ephemeralInstaller.filter = new IntentFilter(); 6698 if (intent.getAction() != null) { 6699 ephemeralInstaller.filter.addAction(intent.getAction()); 6700 } 6701 if (intent.getData() != null && intent.getData().getPath() != null) { 6702 ephemeralInstaller.filter.addDataPath( 6703 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6704 } 6705 ephemeralInstaller.isInstantAppAvailable = true; 6706 // make sure this resolver is the default 6707 ephemeralInstaller.isDefault = true; 6708 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6709 if (DEBUG_INSTANT) { 6710 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6711 } 6712 6713 result.add(ephemeralInstaller); 6714 return result; 6715 } 6716 6717 private static class CrossProfileDomainInfo { 6718 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6719 ResolveInfo resolveInfo; 6720 /* Best domain verification status of the activities found in the other profile */ 6721 int bestDomainVerificationStatus; 6722 } 6723 6724 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6725 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6726 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6727 sourceUserId)) { 6728 return null; 6729 } 6730 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6731 resolvedType, flags, parentUserId); 6732 6733 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6734 return null; 6735 } 6736 CrossProfileDomainInfo result = null; 6737 int size = resultTargetUser.size(); 6738 for (int i = 0; i < size; i++) { 6739 ResolveInfo riTargetUser = resultTargetUser.get(i); 6740 // Intent filter verification is only for filters that specify a host. So don't return 6741 // those that handle all web uris. 6742 if (riTargetUser.handleAllWebDataURI) { 6743 continue; 6744 } 6745 String packageName = riTargetUser.activityInfo.packageName; 6746 PackageSetting ps = mSettings.mPackages.get(packageName); 6747 if (ps == null) { 6748 continue; 6749 } 6750 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6751 int status = (int)(verificationState >> 32); 6752 if (result == null) { 6753 result = new CrossProfileDomainInfo(); 6754 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6755 sourceUserId, parentUserId); 6756 result.bestDomainVerificationStatus = status; 6757 } else { 6758 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6759 result.bestDomainVerificationStatus); 6760 } 6761 } 6762 // Don't consider matches with status NEVER across profiles. 6763 if (result != null && result.bestDomainVerificationStatus 6764 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6765 return null; 6766 } 6767 return result; 6768 } 6769 6770 /** 6771 * Verification statuses are ordered from the worse to the best, except for 6772 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6773 */ 6774 private int bestDomainVerificationStatus(int status1, int status2) { 6775 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6776 return status2; 6777 } 6778 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6779 return status1; 6780 } 6781 return (int) MathUtils.max(status1, status2); 6782 } 6783 6784 private boolean isUserEnabled(int userId) { 6785 long callingId = Binder.clearCallingIdentity(); 6786 try { 6787 UserInfo userInfo = sUserManager.getUserInfo(userId); 6788 return userInfo != null && userInfo.isEnabled(); 6789 } finally { 6790 Binder.restoreCallingIdentity(callingId); 6791 } 6792 } 6793 6794 /** 6795 * Filter out activities with systemUserOnly flag set, when current user is not System. 6796 * 6797 * @return filtered list 6798 */ 6799 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6800 if (userId == UserHandle.USER_SYSTEM) { 6801 return resolveInfos; 6802 } 6803 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6804 ResolveInfo info = resolveInfos.get(i); 6805 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6806 resolveInfos.remove(i); 6807 } 6808 } 6809 return resolveInfos; 6810 } 6811 6812 /** 6813 * Filters out ephemeral activities. 6814 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6815 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6816 * 6817 * @param resolveInfos The pre-filtered list of resolved activities 6818 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6819 * is performed. 6820 * @param intent 6821 * @return A filtered list of resolved activities. 6822 */ 6823 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6824 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId, 6825 Intent intent) { 6826 final boolean blockInstant = intent.isWebIntent() && areWebInstantAppsDisabled(); 6827 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6828 final ResolveInfo info = resolveInfos.get(i); 6829 // remove locally resolved instant app web results when disabled 6830 if (info.isInstantAppAvailable && blockInstant) { 6831 resolveInfos.remove(i); 6832 continue; 6833 } 6834 // allow activities that are defined in the provided package 6835 if (allowDynamicSplits 6836 && info.activityInfo != null 6837 && info.activityInfo.splitName != null 6838 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6839 info.activityInfo.splitName)) { 6840 if (mInstantAppInstallerActivity == null) { 6841 if (DEBUG_INSTALL) { 6842 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6843 } 6844 resolveInfos.remove(i); 6845 continue; 6846 } 6847 // requested activity is defined in a split that hasn't been installed yet. 6848 // add the installer to the resolve list 6849 if (DEBUG_INSTALL) { 6850 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6851 } 6852 final ResolveInfo installerInfo = new ResolveInfo( 6853 mInstantAppInstallerInfo); 6854 final ComponentName installFailureActivity = findInstallFailureActivity( 6855 info.activityInfo.packageName, filterCallingUid, userId); 6856 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6857 installFailureActivity, 6858 info.activityInfo.packageName, 6859 info.activityInfo.applicationInfo.versionCode, 6860 info.activityInfo.splitName); 6861 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6862 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6863 // add a non-generic filter 6864 installerInfo.filter = new IntentFilter(); 6865 6866 // This resolve info may appear in the chooser UI, so let us make it 6867 // look as the one it replaces as far as the user is concerned which 6868 // requires loading the correct label and icon for the resolve info. 6869 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6870 installerInfo.labelRes = info.resolveLabelResId(); 6871 installerInfo.icon = info.resolveIconResId(); 6872 6873 // propagate priority/preferred order/default 6874 installerInfo.priority = info.priority; 6875 installerInfo.preferredOrder = info.preferredOrder; 6876 installerInfo.isDefault = info.isDefault; 6877 installerInfo.isInstantAppAvailable = true; 6878 resolveInfos.set(i, installerInfo); 6879 continue; 6880 } 6881 // caller is a full app, don't need to apply any other filtering 6882 if (ephemeralPkgName == null) { 6883 continue; 6884 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6885 // caller is same app; don't need to apply any other filtering 6886 continue; 6887 } 6888 // allow activities that have been explicitly exposed to ephemeral apps 6889 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6890 if (!isEphemeralApp 6891 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6892 continue; 6893 } 6894 resolveInfos.remove(i); 6895 } 6896 return resolveInfos; 6897 } 6898 6899 /** 6900 * Returns the activity component that can handle install failures. 6901 * <p>By default, the instant application installer handles failures. However, an 6902 * application may want to handle failures on its own. Applications do this by 6903 * creating an activity with an intent filter that handles the action 6904 * {@link Intent#ACTION_INSTALL_FAILURE}. 6905 */ 6906 private @Nullable ComponentName findInstallFailureActivity( 6907 String packageName, int filterCallingUid, int userId) { 6908 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6909 failureActivityIntent.setPackage(packageName); 6910 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6911 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6912 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6913 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6914 final int NR = result.size(); 6915 if (NR > 0) { 6916 for (int i = 0; i < NR; i++) { 6917 final ResolveInfo info = result.get(i); 6918 if (info.activityInfo.splitName != null) { 6919 continue; 6920 } 6921 return new ComponentName(packageName, info.activityInfo.name); 6922 } 6923 } 6924 return null; 6925 } 6926 6927 /** 6928 * @param resolveInfos list of resolve infos in descending priority order 6929 * @return if the list contains a resolve info with non-negative priority 6930 */ 6931 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6932 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6933 } 6934 6935 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6936 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6937 int userId) { 6938 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6939 6940 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6941 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6942 candidates.size()); 6943 } 6944 6945 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6946 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6947 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6948 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6949 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6950 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6951 6952 synchronized (mPackages) { 6953 final int count = candidates.size(); 6954 // First, try to use linked apps. Partition the candidates into four lists: 6955 // one for the final results, one for the "do not use ever", one for "undefined status" 6956 // and finally one for "browser app type". 6957 for (int n=0; n<count; n++) { 6958 ResolveInfo info = candidates.get(n); 6959 String packageName = info.activityInfo.packageName; 6960 PackageSetting ps = mSettings.mPackages.get(packageName); 6961 if (ps != null) { 6962 // Add to the special match all list (Browser use case) 6963 if (info.handleAllWebDataURI) { 6964 matchAllList.add(info); 6965 continue; 6966 } 6967 // Try to get the status from User settings first 6968 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6969 int status = (int)(packedStatus >> 32); 6970 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6971 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6972 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6973 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6974 + " : linkgen=" + linkGeneration); 6975 } 6976 // Use link-enabled generation as preferredOrder, i.e. 6977 // prefer newly-enabled over earlier-enabled. 6978 info.preferredOrder = linkGeneration; 6979 alwaysList.add(info); 6980 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6981 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6982 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6983 } 6984 neverList.add(info); 6985 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6986 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6987 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6988 } 6989 alwaysAskList.add(info); 6990 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6991 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6992 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6993 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6994 } 6995 undefinedList.add(info); 6996 } 6997 } 6998 } 6999 7000 // We'll want to include browser possibilities in a few cases 7001 boolean includeBrowser = false; 7002 7003 // First try to add the "always" resolution(s) for the current user, if any 7004 if (alwaysList.size() > 0) { 7005 result.addAll(alwaysList); 7006 } else { 7007 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7008 result.addAll(undefinedList); 7009 // Maybe add one for the other profile. 7010 if (xpDomainInfo != null && ( 7011 xpDomainInfo.bestDomainVerificationStatus 7012 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7013 result.add(xpDomainInfo.resolveInfo); 7014 } 7015 includeBrowser = true; 7016 } 7017 7018 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7019 // If there were 'always' entries their preferred order has been set, so we also 7020 // back that off to make the alternatives equivalent 7021 if (alwaysAskList.size() > 0) { 7022 for (ResolveInfo i : result) { 7023 i.preferredOrder = 0; 7024 } 7025 result.addAll(alwaysAskList); 7026 includeBrowser = true; 7027 } 7028 7029 if (includeBrowser) { 7030 // Also add browsers (all of them or only the default one) 7031 if (DEBUG_DOMAIN_VERIFICATION) { 7032 Slog.v(TAG, " ...including browsers in candidate set"); 7033 } 7034 if ((matchFlags & MATCH_ALL) != 0) { 7035 result.addAll(matchAllList); 7036 } else { 7037 // Browser/generic handling case. If there's a default browser, go straight 7038 // to that (but only if there is no other higher-priority match). 7039 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7040 int maxMatchPrio = 0; 7041 ResolveInfo defaultBrowserMatch = null; 7042 final int numCandidates = matchAllList.size(); 7043 for (int n = 0; n < numCandidates; n++) { 7044 ResolveInfo info = matchAllList.get(n); 7045 // track the highest overall match priority... 7046 if (info.priority > maxMatchPrio) { 7047 maxMatchPrio = info.priority; 7048 } 7049 // ...and the highest-priority default browser match 7050 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7051 if (defaultBrowserMatch == null 7052 || (defaultBrowserMatch.priority < info.priority)) { 7053 if (debug) { 7054 Slog.v(TAG, "Considering default browser match " + info); 7055 } 7056 defaultBrowserMatch = info; 7057 } 7058 } 7059 } 7060 if (defaultBrowserMatch != null 7061 && defaultBrowserMatch.priority >= maxMatchPrio 7062 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7063 { 7064 if (debug) { 7065 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7066 } 7067 result.add(defaultBrowserMatch); 7068 } else { 7069 result.addAll(matchAllList); 7070 } 7071 } 7072 7073 // If there is nothing selected, add all candidates and remove the ones that the user 7074 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7075 if (result.size() == 0) { 7076 result.addAll(candidates); 7077 result.removeAll(neverList); 7078 } 7079 } 7080 } 7081 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7082 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7083 result.size()); 7084 for (ResolveInfo info : result) { 7085 Slog.v(TAG, " + " + info.activityInfo); 7086 } 7087 } 7088 return result; 7089 } 7090 7091 // Returns a packed value as a long: 7092 // 7093 // high 'int'-sized word: link status: undefined/ask/never/always. 7094 // low 'int'-sized word: relative priority among 'always' results. 7095 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7096 long result = ps.getDomainVerificationStatusForUser(userId); 7097 // if none available, get the master status 7098 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7099 if (ps.getIntentFilterVerificationInfo() != null) { 7100 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7101 } 7102 } 7103 return result; 7104 } 7105 7106 private ResolveInfo querySkipCurrentProfileIntents( 7107 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7108 int flags, int sourceUserId) { 7109 if (matchingFilters != null) { 7110 int size = matchingFilters.size(); 7111 for (int i = 0; i < size; i ++) { 7112 CrossProfileIntentFilter filter = matchingFilters.get(i); 7113 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7114 // Checking if there are activities in the target user that can handle the 7115 // intent. 7116 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7117 resolvedType, flags, sourceUserId); 7118 if (resolveInfo != null) { 7119 return resolveInfo; 7120 } 7121 } 7122 } 7123 } 7124 return null; 7125 } 7126 7127 // Return matching ResolveInfo in target user if any. 7128 private ResolveInfo queryCrossProfileIntents( 7129 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7130 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7131 if (matchingFilters != null) { 7132 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7133 // match the same intent. For performance reasons, it is better not to 7134 // run queryIntent twice for the same userId 7135 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7136 int size = matchingFilters.size(); 7137 for (int i = 0; i < size; i++) { 7138 CrossProfileIntentFilter filter = matchingFilters.get(i); 7139 int targetUserId = filter.getTargetUserId(); 7140 boolean skipCurrentProfile = 7141 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7142 boolean skipCurrentProfileIfNoMatchFound = 7143 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7144 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7145 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7146 // Checking if there are activities in the target user that can handle the 7147 // intent. 7148 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7149 resolvedType, flags, sourceUserId); 7150 if (resolveInfo != null) return resolveInfo; 7151 alreadyTriedUserIds.put(targetUserId, true); 7152 } 7153 } 7154 } 7155 return null; 7156 } 7157 7158 /** 7159 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7160 * will forward the intent to the filter's target user. 7161 * Otherwise, returns null. 7162 */ 7163 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7164 String resolvedType, int flags, int sourceUserId) { 7165 int targetUserId = filter.getTargetUserId(); 7166 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7167 resolvedType, flags, targetUserId); 7168 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7169 // If all the matches in the target profile are suspended, return null. 7170 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7171 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7172 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7173 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7174 targetUserId); 7175 } 7176 } 7177 } 7178 return null; 7179 } 7180 7181 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7182 int sourceUserId, int targetUserId) { 7183 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7184 long ident = Binder.clearCallingIdentity(); 7185 boolean targetIsProfile; 7186 try { 7187 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7188 } finally { 7189 Binder.restoreCallingIdentity(ident); 7190 } 7191 String className; 7192 if (targetIsProfile) { 7193 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7194 } else { 7195 className = FORWARD_INTENT_TO_PARENT; 7196 } 7197 ComponentName forwardingActivityComponentName = new ComponentName( 7198 mAndroidApplication.packageName, className); 7199 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7200 sourceUserId); 7201 if (!targetIsProfile) { 7202 forwardingActivityInfo.showUserIcon = targetUserId; 7203 forwardingResolveInfo.noResourceId = true; 7204 } 7205 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7206 forwardingResolveInfo.priority = 0; 7207 forwardingResolveInfo.preferredOrder = 0; 7208 forwardingResolveInfo.match = 0; 7209 forwardingResolveInfo.isDefault = true; 7210 forwardingResolveInfo.filter = filter; 7211 forwardingResolveInfo.targetUserId = targetUserId; 7212 return forwardingResolveInfo; 7213 } 7214 7215 @Override 7216 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7217 Intent[] specifics, String[] specificTypes, Intent intent, 7218 String resolvedType, int flags, int userId) { 7219 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7220 specificTypes, intent, resolvedType, flags, userId)); 7221 } 7222 7223 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7224 Intent[] specifics, String[] specificTypes, Intent intent, 7225 String resolvedType, int flags, int userId) { 7226 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7227 final int callingUid = Binder.getCallingUid(); 7228 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7229 false /*includeInstantApps*/); 7230 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7231 false /*requireFullPermission*/, false /*checkShell*/, 7232 "query intent activity options"); 7233 final String resultsAction = intent.getAction(); 7234 7235 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7236 | PackageManager.GET_RESOLVED_FILTER, userId); 7237 7238 if (DEBUG_INTENT_MATCHING) { 7239 Log.v(TAG, "Query " + intent + ": " + results); 7240 } 7241 7242 int specificsPos = 0; 7243 int N; 7244 7245 // todo: note that the algorithm used here is O(N^2). This 7246 // isn't a problem in our current environment, but if we start running 7247 // into situations where we have more than 5 or 10 matches then this 7248 // should probably be changed to something smarter... 7249 7250 // First we go through and resolve each of the specific items 7251 // that were supplied, taking care of removing any corresponding 7252 // duplicate items in the generic resolve list. 7253 if (specifics != null) { 7254 for (int i=0; i<specifics.length; i++) { 7255 final Intent sintent = specifics[i]; 7256 if (sintent == null) { 7257 continue; 7258 } 7259 7260 if (DEBUG_INTENT_MATCHING) { 7261 Log.v(TAG, "Specific #" + i + ": " + sintent); 7262 } 7263 7264 String action = sintent.getAction(); 7265 if (resultsAction != null && resultsAction.equals(action)) { 7266 // If this action was explicitly requested, then don't 7267 // remove things that have it. 7268 action = null; 7269 } 7270 7271 ResolveInfo ri = null; 7272 ActivityInfo ai = null; 7273 7274 ComponentName comp = sintent.getComponent(); 7275 if (comp == null) { 7276 ri = resolveIntent( 7277 sintent, 7278 specificTypes != null ? specificTypes[i] : null, 7279 flags, userId); 7280 if (ri == null) { 7281 continue; 7282 } 7283 if (ri == mResolveInfo) { 7284 // ACK! Must do something better with this. 7285 } 7286 ai = ri.activityInfo; 7287 comp = new ComponentName(ai.applicationInfo.packageName, 7288 ai.name); 7289 } else { 7290 ai = getActivityInfo(comp, flags, userId); 7291 if (ai == null) { 7292 continue; 7293 } 7294 } 7295 7296 // Look for any generic query activities that are duplicates 7297 // of this specific one, and remove them from the results. 7298 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7299 N = results.size(); 7300 int j; 7301 for (j=specificsPos; j<N; j++) { 7302 ResolveInfo sri = results.get(j); 7303 if ((sri.activityInfo.name.equals(comp.getClassName()) 7304 && sri.activityInfo.applicationInfo.packageName.equals( 7305 comp.getPackageName())) 7306 || (action != null && sri.filter.matchAction(action))) { 7307 results.remove(j); 7308 if (DEBUG_INTENT_MATCHING) Log.v( 7309 TAG, "Removing duplicate item from " + j 7310 + " due to specific " + specificsPos); 7311 if (ri == null) { 7312 ri = sri; 7313 } 7314 j--; 7315 N--; 7316 } 7317 } 7318 7319 // Add this specific item to its proper place. 7320 if (ri == null) { 7321 ri = new ResolveInfo(); 7322 ri.activityInfo = ai; 7323 } 7324 results.add(specificsPos, ri); 7325 ri.specificIndex = i; 7326 specificsPos++; 7327 } 7328 } 7329 7330 // Now we go through the remaining generic results and remove any 7331 // duplicate actions that are found here. 7332 N = results.size(); 7333 for (int i=specificsPos; i<N-1; i++) { 7334 final ResolveInfo rii = results.get(i); 7335 if (rii.filter == null) { 7336 continue; 7337 } 7338 7339 // Iterate over all of the actions of this result's intent 7340 // filter... typically this should be just one. 7341 final Iterator<String> it = rii.filter.actionsIterator(); 7342 if (it == null) { 7343 continue; 7344 } 7345 while (it.hasNext()) { 7346 final String action = it.next(); 7347 if (resultsAction != null && resultsAction.equals(action)) { 7348 // If this action was explicitly requested, then don't 7349 // remove things that have it. 7350 continue; 7351 } 7352 for (int j=i+1; j<N; j++) { 7353 final ResolveInfo rij = results.get(j); 7354 if (rij.filter != null && rij.filter.hasAction(action)) { 7355 results.remove(j); 7356 if (DEBUG_INTENT_MATCHING) Log.v( 7357 TAG, "Removing duplicate item from " + j 7358 + " due to action " + action + " at " + i); 7359 j--; 7360 N--; 7361 } 7362 } 7363 } 7364 7365 // If the caller didn't request filter information, drop it now 7366 // so we don't have to marshall/unmarshall it. 7367 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7368 rii.filter = null; 7369 } 7370 } 7371 7372 // Filter out the caller activity if so requested. 7373 if (caller != null) { 7374 N = results.size(); 7375 for (int i=0; i<N; i++) { 7376 ActivityInfo ainfo = results.get(i).activityInfo; 7377 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7378 && caller.getClassName().equals(ainfo.name)) { 7379 results.remove(i); 7380 break; 7381 } 7382 } 7383 } 7384 7385 // If the caller didn't request filter information, 7386 // drop them now so we don't have to 7387 // marshall/unmarshall it. 7388 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7389 N = results.size(); 7390 for (int i=0; i<N; i++) { 7391 results.get(i).filter = null; 7392 } 7393 } 7394 7395 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7396 return results; 7397 } 7398 7399 @Override 7400 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7401 String resolvedType, int flags, int userId) { 7402 return new ParceledListSlice<>( 7403 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7404 false /*allowDynamicSplits*/)); 7405 } 7406 7407 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7408 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7409 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7410 final int callingUid = Binder.getCallingUid(); 7411 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7412 false /*requireFullPermission*/, false /*checkShell*/, 7413 "query intent receivers"); 7414 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7415 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7416 false /*includeInstantApps*/); 7417 ComponentName comp = intent.getComponent(); 7418 if (comp == null) { 7419 if (intent.getSelector() != null) { 7420 intent = intent.getSelector(); 7421 comp = intent.getComponent(); 7422 } 7423 } 7424 if (comp != null) { 7425 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7426 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7427 if (ai != null) { 7428 // When specifying an explicit component, we prevent the activity from being 7429 // used when either 1) the calling package is normal and the activity is within 7430 // an instant application or 2) the calling package is ephemeral and the 7431 // activity is not visible to instant applications. 7432 final boolean matchInstantApp = 7433 (flags & PackageManager.MATCH_INSTANT) != 0; 7434 final boolean matchVisibleToInstantAppOnly = 7435 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7436 final boolean matchExplicitlyVisibleOnly = 7437 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7438 final boolean isCallerInstantApp = 7439 instantAppPkgName != null; 7440 final boolean isTargetSameInstantApp = 7441 comp.getPackageName().equals(instantAppPkgName); 7442 final boolean isTargetInstantApp = 7443 (ai.applicationInfo.privateFlags 7444 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7445 final boolean isTargetVisibleToInstantApp = 7446 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7447 final boolean isTargetExplicitlyVisibleToInstantApp = 7448 isTargetVisibleToInstantApp 7449 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7450 final boolean isTargetHiddenFromInstantApp = 7451 !isTargetVisibleToInstantApp 7452 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7453 final boolean blockResolution = 7454 !isTargetSameInstantApp 7455 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7456 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7457 && isTargetHiddenFromInstantApp)); 7458 if (!blockResolution) { 7459 ResolveInfo ri = new ResolveInfo(); 7460 ri.activityInfo = ai; 7461 list.add(ri); 7462 } 7463 } 7464 return applyPostResolutionFilter( 7465 list, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7466 } 7467 7468 // reader 7469 synchronized (mPackages) { 7470 String pkgName = intent.getPackage(); 7471 if (pkgName == null) { 7472 final List<ResolveInfo> result = 7473 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7474 return applyPostResolutionFilter( 7475 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7476 } 7477 final PackageParser.Package pkg = mPackages.get(pkgName); 7478 if (pkg != null) { 7479 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7480 intent, resolvedType, flags, pkg.receivers, userId); 7481 return applyPostResolutionFilter( 7482 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7483 } 7484 return Collections.emptyList(); 7485 } 7486 } 7487 7488 @Override 7489 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7490 final int callingUid = Binder.getCallingUid(); 7491 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7492 } 7493 7494 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7495 int userId, int callingUid) { 7496 if (!sUserManager.exists(userId)) return null; 7497 flags = updateFlagsForResolve( 7498 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7499 List<ResolveInfo> query = queryIntentServicesInternal( 7500 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7501 if (query != null) { 7502 if (query.size() >= 1) { 7503 // If there is more than one service with the same priority, 7504 // just arbitrarily pick the first one. 7505 return query.get(0); 7506 } 7507 } 7508 return null; 7509 } 7510 7511 @Override 7512 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7513 String resolvedType, int flags, int userId) { 7514 final int callingUid = Binder.getCallingUid(); 7515 return new ParceledListSlice<>(queryIntentServicesInternal( 7516 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7517 } 7518 7519 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7520 String resolvedType, int flags, int userId, int callingUid, 7521 boolean includeInstantApps) { 7522 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7523 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7524 false /*requireFullPermission*/, false /*checkShell*/, 7525 "query intent receivers"); 7526 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7527 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7528 ComponentName comp = intent.getComponent(); 7529 if (comp == null) { 7530 if (intent.getSelector() != null) { 7531 intent = intent.getSelector(); 7532 comp = intent.getComponent(); 7533 } 7534 } 7535 if (comp != null) { 7536 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7537 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7538 if (si != null) { 7539 // When specifying an explicit component, we prevent the service from being 7540 // used when either 1) the service is in an instant application and the 7541 // caller is not the same instant application or 2) the calling package is 7542 // ephemeral and the activity is not visible to ephemeral applications. 7543 final boolean matchInstantApp = 7544 (flags & PackageManager.MATCH_INSTANT) != 0; 7545 final boolean matchVisibleToInstantAppOnly = 7546 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7547 final boolean isCallerInstantApp = 7548 instantAppPkgName != null; 7549 final boolean isTargetSameInstantApp = 7550 comp.getPackageName().equals(instantAppPkgName); 7551 final boolean isTargetInstantApp = 7552 (si.applicationInfo.privateFlags 7553 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7554 final boolean isTargetHiddenFromInstantApp = 7555 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7556 final boolean blockResolution = 7557 !isTargetSameInstantApp 7558 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7559 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7560 && isTargetHiddenFromInstantApp)); 7561 if (!blockResolution) { 7562 final ResolveInfo ri = new ResolveInfo(); 7563 ri.serviceInfo = si; 7564 list.add(ri); 7565 } 7566 } 7567 return list; 7568 } 7569 7570 // reader 7571 synchronized (mPackages) { 7572 String pkgName = intent.getPackage(); 7573 if (pkgName == null) { 7574 return applyPostServiceResolutionFilter( 7575 mServices.queryIntent(intent, resolvedType, flags, userId), 7576 instantAppPkgName); 7577 } 7578 final PackageParser.Package pkg = mPackages.get(pkgName); 7579 if (pkg != null) { 7580 return applyPostServiceResolutionFilter( 7581 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7582 userId), 7583 instantAppPkgName); 7584 } 7585 return Collections.emptyList(); 7586 } 7587 } 7588 7589 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7590 String instantAppPkgName) { 7591 if (instantAppPkgName == null) { 7592 return resolveInfos; 7593 } 7594 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7595 final ResolveInfo info = resolveInfos.get(i); 7596 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7597 // allow services that are defined in the provided package 7598 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7599 if (info.serviceInfo.splitName != null 7600 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7601 info.serviceInfo.splitName)) { 7602 // requested service is defined in a split that hasn't been installed yet. 7603 // add the installer to the resolve list 7604 if (DEBUG_INSTANT) { 7605 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7606 } 7607 final ResolveInfo installerInfo = new ResolveInfo( 7608 mInstantAppInstallerInfo); 7609 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7610 null /* installFailureActivity */, 7611 info.serviceInfo.packageName, 7612 info.serviceInfo.applicationInfo.versionCode, 7613 info.serviceInfo.splitName); 7614 // make sure this resolver is the default 7615 installerInfo.isDefault = true; 7616 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7617 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7618 // add a non-generic filter 7619 installerInfo.filter = new IntentFilter(); 7620 // load resources from the correct package 7621 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7622 resolveInfos.set(i, installerInfo); 7623 } 7624 continue; 7625 } 7626 // allow services that have been explicitly exposed to ephemeral apps 7627 if (!isEphemeralApp 7628 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7629 continue; 7630 } 7631 resolveInfos.remove(i); 7632 } 7633 return resolveInfos; 7634 } 7635 7636 @Override 7637 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7638 String resolvedType, int flags, int userId) { 7639 return new ParceledListSlice<>( 7640 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7641 } 7642 7643 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7644 Intent intent, String resolvedType, int flags, int userId) { 7645 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7646 final int callingUid = Binder.getCallingUid(); 7647 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7648 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7649 false /*includeInstantApps*/); 7650 ComponentName comp = intent.getComponent(); 7651 if (comp == null) { 7652 if (intent.getSelector() != null) { 7653 intent = intent.getSelector(); 7654 comp = intent.getComponent(); 7655 } 7656 } 7657 if (comp != null) { 7658 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7659 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7660 if (pi != null) { 7661 // When specifying an explicit component, we prevent the provider from being 7662 // used when either 1) the provider is in an instant application and the 7663 // caller is not the same instant application or 2) the calling package is an 7664 // instant application and the provider is not visible to instant applications. 7665 final boolean matchInstantApp = 7666 (flags & PackageManager.MATCH_INSTANT) != 0; 7667 final boolean matchVisibleToInstantAppOnly = 7668 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7669 final boolean isCallerInstantApp = 7670 instantAppPkgName != null; 7671 final boolean isTargetSameInstantApp = 7672 comp.getPackageName().equals(instantAppPkgName); 7673 final boolean isTargetInstantApp = 7674 (pi.applicationInfo.privateFlags 7675 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7676 final boolean isTargetHiddenFromInstantApp = 7677 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7678 final boolean blockResolution = 7679 !isTargetSameInstantApp 7680 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7681 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7682 && isTargetHiddenFromInstantApp)); 7683 if (!blockResolution) { 7684 final ResolveInfo ri = new ResolveInfo(); 7685 ri.providerInfo = pi; 7686 list.add(ri); 7687 } 7688 } 7689 return list; 7690 } 7691 7692 // reader 7693 synchronized (mPackages) { 7694 String pkgName = intent.getPackage(); 7695 if (pkgName == null) { 7696 return applyPostContentProviderResolutionFilter( 7697 mProviders.queryIntent(intent, resolvedType, flags, userId), 7698 instantAppPkgName); 7699 } 7700 final PackageParser.Package pkg = mPackages.get(pkgName); 7701 if (pkg != null) { 7702 return applyPostContentProviderResolutionFilter( 7703 mProviders.queryIntentForPackage( 7704 intent, resolvedType, flags, pkg.providers, userId), 7705 instantAppPkgName); 7706 } 7707 return Collections.emptyList(); 7708 } 7709 } 7710 7711 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7712 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7713 if (instantAppPkgName == null) { 7714 return resolveInfos; 7715 } 7716 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7717 final ResolveInfo info = resolveInfos.get(i); 7718 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7719 // allow providers that are defined in the provided package 7720 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7721 if (info.providerInfo.splitName != null 7722 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7723 info.providerInfo.splitName)) { 7724 // requested provider is defined in a split that hasn't been installed yet. 7725 // add the installer to the resolve list 7726 if (DEBUG_INSTANT) { 7727 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7728 } 7729 final ResolveInfo installerInfo = new ResolveInfo( 7730 mInstantAppInstallerInfo); 7731 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7732 null /*failureActivity*/, 7733 info.providerInfo.packageName, 7734 info.providerInfo.applicationInfo.versionCode, 7735 info.providerInfo.splitName); 7736 // make sure this resolver is the default 7737 installerInfo.isDefault = true; 7738 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7739 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7740 // add a non-generic filter 7741 installerInfo.filter = new IntentFilter(); 7742 // load resources from the correct package 7743 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7744 resolveInfos.set(i, installerInfo); 7745 } 7746 continue; 7747 } 7748 // allow providers that have been explicitly exposed to instant applications 7749 if (!isEphemeralApp 7750 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7751 continue; 7752 } 7753 resolveInfos.remove(i); 7754 } 7755 return resolveInfos; 7756 } 7757 7758 @Override 7759 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7760 final int callingUid = Binder.getCallingUid(); 7761 if (getInstantAppPackageName(callingUid) != null) { 7762 return ParceledListSlice.emptyList(); 7763 } 7764 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7765 flags = updateFlagsForPackage(flags, userId, null); 7766 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7767 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7768 true /* requireFullPermission */, false /* checkShell */, 7769 "get installed packages"); 7770 7771 // writer 7772 synchronized (mPackages) { 7773 ArrayList<PackageInfo> list; 7774 if (listUninstalled) { 7775 list = new ArrayList<>(mSettings.mPackages.size()); 7776 for (PackageSetting ps : mSettings.mPackages.values()) { 7777 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7778 continue; 7779 } 7780 if (filterAppAccessLPr(ps, callingUid, userId)) { 7781 continue; 7782 } 7783 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7784 if (pi != null) { 7785 list.add(pi); 7786 } 7787 } 7788 } else { 7789 list = new ArrayList<>(mPackages.size()); 7790 for (PackageParser.Package p : mPackages.values()) { 7791 final PackageSetting ps = (PackageSetting) p.mExtras; 7792 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7793 continue; 7794 } 7795 if (filterAppAccessLPr(ps, callingUid, userId)) { 7796 continue; 7797 } 7798 final PackageInfo pi = generatePackageInfo((PackageSetting) 7799 p.mExtras, flags, userId); 7800 if (pi != null) { 7801 list.add(pi); 7802 } 7803 } 7804 } 7805 7806 return new ParceledListSlice<>(list); 7807 } 7808 } 7809 7810 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7811 String[] permissions, boolean[] tmp, int flags, int userId) { 7812 int numMatch = 0; 7813 final PermissionsState permissionsState = ps.getPermissionsState(); 7814 for (int i=0; i<permissions.length; i++) { 7815 final String permission = permissions[i]; 7816 if (permissionsState.hasPermission(permission, userId)) { 7817 tmp[i] = true; 7818 numMatch++; 7819 } else { 7820 tmp[i] = false; 7821 } 7822 } 7823 if (numMatch == 0) { 7824 return; 7825 } 7826 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7827 7828 // The above might return null in cases of uninstalled apps or install-state 7829 // skew across users/profiles. 7830 if (pi != null) { 7831 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7832 if (numMatch == permissions.length) { 7833 pi.requestedPermissions = permissions; 7834 } else { 7835 pi.requestedPermissions = new String[numMatch]; 7836 numMatch = 0; 7837 for (int i=0; i<permissions.length; i++) { 7838 if (tmp[i]) { 7839 pi.requestedPermissions[numMatch] = permissions[i]; 7840 numMatch++; 7841 } 7842 } 7843 } 7844 } 7845 list.add(pi); 7846 } 7847 } 7848 7849 @Override 7850 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7851 String[] permissions, int flags, int userId) { 7852 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7853 flags = updateFlagsForPackage(flags, userId, permissions); 7854 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7855 true /* requireFullPermission */, false /* checkShell */, 7856 "get packages holding permissions"); 7857 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7858 7859 // writer 7860 synchronized (mPackages) { 7861 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7862 boolean[] tmpBools = new boolean[permissions.length]; 7863 if (listUninstalled) { 7864 for (PackageSetting ps : mSettings.mPackages.values()) { 7865 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7866 userId); 7867 } 7868 } else { 7869 for (PackageParser.Package pkg : mPackages.values()) { 7870 PackageSetting ps = (PackageSetting)pkg.mExtras; 7871 if (ps != null) { 7872 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7873 userId); 7874 } 7875 } 7876 } 7877 7878 return new ParceledListSlice<PackageInfo>(list); 7879 } 7880 } 7881 7882 @Override 7883 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7884 final int callingUid = Binder.getCallingUid(); 7885 if (getInstantAppPackageName(callingUid) != null) { 7886 return ParceledListSlice.emptyList(); 7887 } 7888 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7889 flags = updateFlagsForApplication(flags, userId, null); 7890 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7891 7892 // writer 7893 synchronized (mPackages) { 7894 ArrayList<ApplicationInfo> list; 7895 if (listUninstalled) { 7896 list = new ArrayList<>(mSettings.mPackages.size()); 7897 for (PackageSetting ps : mSettings.mPackages.values()) { 7898 ApplicationInfo ai; 7899 int effectiveFlags = flags; 7900 if (ps.isSystem()) { 7901 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7902 } 7903 if (ps.pkg != null) { 7904 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7905 continue; 7906 } 7907 if (filterAppAccessLPr(ps, callingUid, userId)) { 7908 continue; 7909 } 7910 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7911 ps.readUserState(userId), userId); 7912 if (ai != null) { 7913 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7914 } 7915 } else { 7916 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7917 // and already converts to externally visible package name 7918 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7919 callingUid, effectiveFlags, userId); 7920 } 7921 if (ai != null) { 7922 list.add(ai); 7923 } 7924 } 7925 } else { 7926 list = new ArrayList<>(mPackages.size()); 7927 for (PackageParser.Package p : mPackages.values()) { 7928 if (p.mExtras != null) { 7929 PackageSetting ps = (PackageSetting) p.mExtras; 7930 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7931 continue; 7932 } 7933 if (filterAppAccessLPr(ps, callingUid, userId)) { 7934 continue; 7935 } 7936 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7937 ps.readUserState(userId), userId); 7938 if (ai != null) { 7939 ai.packageName = resolveExternalPackageNameLPr(p); 7940 list.add(ai); 7941 } 7942 } 7943 } 7944 } 7945 7946 return new ParceledListSlice<>(list); 7947 } 7948 } 7949 7950 @Override 7951 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7952 if (HIDE_EPHEMERAL_APIS) { 7953 return null; 7954 } 7955 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7956 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7957 "getEphemeralApplications"); 7958 } 7959 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7960 true /* requireFullPermission */, false /* checkShell */, 7961 "getEphemeralApplications"); 7962 synchronized (mPackages) { 7963 List<InstantAppInfo> instantApps = mInstantAppRegistry 7964 .getInstantAppsLPr(userId); 7965 if (instantApps != null) { 7966 return new ParceledListSlice<>(instantApps); 7967 } 7968 } 7969 return null; 7970 } 7971 7972 @Override 7973 public boolean isInstantApp(String packageName, int userId) { 7974 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7975 true /* requireFullPermission */, false /* checkShell */, 7976 "isInstantApp"); 7977 if (HIDE_EPHEMERAL_APIS) { 7978 return false; 7979 } 7980 7981 synchronized (mPackages) { 7982 int callingUid = Binder.getCallingUid(); 7983 if (Process.isIsolated(callingUid)) { 7984 callingUid = mIsolatedOwners.get(callingUid); 7985 } 7986 final PackageSetting ps = mSettings.mPackages.get(packageName); 7987 PackageParser.Package pkg = mPackages.get(packageName); 7988 final boolean returnAllowed = 7989 ps != null 7990 && (isCallerSameApp(packageName, callingUid) 7991 || canViewInstantApps(callingUid, userId) 7992 || mInstantAppRegistry.isInstantAccessGranted( 7993 userId, UserHandle.getAppId(callingUid), ps.appId)); 7994 if (returnAllowed) { 7995 return ps.getInstantApp(userId); 7996 } 7997 } 7998 return false; 7999 } 8000 8001 @Override 8002 public byte[] getInstantAppCookie(String packageName, int userId) { 8003 if (HIDE_EPHEMERAL_APIS) { 8004 return null; 8005 } 8006 8007 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8008 true /* requireFullPermission */, false /* checkShell */, 8009 "getInstantAppCookie"); 8010 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8011 return null; 8012 } 8013 synchronized (mPackages) { 8014 return mInstantAppRegistry.getInstantAppCookieLPw( 8015 packageName, userId); 8016 } 8017 } 8018 8019 @Override 8020 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8021 if (HIDE_EPHEMERAL_APIS) { 8022 return true; 8023 } 8024 8025 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8026 true /* requireFullPermission */, true /* checkShell */, 8027 "setInstantAppCookie"); 8028 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8029 return false; 8030 } 8031 synchronized (mPackages) { 8032 return mInstantAppRegistry.setInstantAppCookieLPw( 8033 packageName, cookie, userId); 8034 } 8035 } 8036 8037 @Override 8038 public Bitmap getInstantAppIcon(String packageName, int userId) { 8039 if (HIDE_EPHEMERAL_APIS) { 8040 return null; 8041 } 8042 8043 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8044 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8045 "getInstantAppIcon"); 8046 } 8047 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8048 true /* requireFullPermission */, false /* checkShell */, 8049 "getInstantAppIcon"); 8050 8051 synchronized (mPackages) { 8052 return mInstantAppRegistry.getInstantAppIconLPw( 8053 packageName, userId); 8054 } 8055 } 8056 8057 private boolean isCallerSameApp(String packageName, int uid) { 8058 PackageParser.Package pkg = mPackages.get(packageName); 8059 return pkg != null 8060 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8061 } 8062 8063 @Override 8064 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8065 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8066 return ParceledListSlice.emptyList(); 8067 } 8068 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8069 } 8070 8071 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8072 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8073 8074 // reader 8075 synchronized (mPackages) { 8076 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8077 final int userId = UserHandle.getCallingUserId(); 8078 while (i.hasNext()) { 8079 final PackageParser.Package p = i.next(); 8080 if (p.applicationInfo == null) continue; 8081 8082 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8083 && !p.applicationInfo.isDirectBootAware(); 8084 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8085 && p.applicationInfo.isDirectBootAware(); 8086 8087 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8088 && (!mSafeMode || isSystemApp(p)) 8089 && (matchesUnaware || matchesAware)) { 8090 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8091 if (ps != null) { 8092 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8093 ps.readUserState(userId), userId); 8094 if (ai != null) { 8095 finalList.add(ai); 8096 } 8097 } 8098 } 8099 } 8100 } 8101 8102 return finalList; 8103 } 8104 8105 @Override 8106 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8107 return resolveContentProviderInternal(name, flags, userId); 8108 } 8109 8110 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8111 if (!sUserManager.exists(userId)) return null; 8112 flags = updateFlagsForComponent(flags, userId, name); 8113 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8114 // reader 8115 synchronized (mPackages) { 8116 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8117 PackageSetting ps = provider != null 8118 ? mSettings.mPackages.get(provider.owner.packageName) 8119 : null; 8120 if (ps != null) { 8121 final boolean isInstantApp = ps.getInstantApp(userId); 8122 // normal application; filter out instant application provider 8123 if (instantAppPkgName == null && isInstantApp) { 8124 return null; 8125 } 8126 // instant application; filter out other instant applications 8127 if (instantAppPkgName != null 8128 && isInstantApp 8129 && !provider.owner.packageName.equals(instantAppPkgName)) { 8130 return null; 8131 } 8132 // instant application; filter out non-exposed provider 8133 if (instantAppPkgName != null 8134 && !isInstantApp 8135 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8136 return null; 8137 } 8138 // provider not enabled 8139 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8140 return null; 8141 } 8142 return PackageParser.generateProviderInfo( 8143 provider, flags, ps.readUserState(userId), userId); 8144 } 8145 return null; 8146 } 8147 } 8148 8149 /** 8150 * @deprecated 8151 */ 8152 @Deprecated 8153 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8154 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8155 return; 8156 } 8157 // reader 8158 synchronized (mPackages) { 8159 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8160 .entrySet().iterator(); 8161 final int userId = UserHandle.getCallingUserId(); 8162 while (i.hasNext()) { 8163 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8164 PackageParser.Provider p = entry.getValue(); 8165 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8166 8167 if (ps != null && p.syncable 8168 && (!mSafeMode || (p.info.applicationInfo.flags 8169 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8170 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8171 ps.readUserState(userId), userId); 8172 if (info != null) { 8173 outNames.add(entry.getKey()); 8174 outInfo.add(info); 8175 } 8176 } 8177 } 8178 } 8179 } 8180 8181 @Override 8182 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8183 int uid, int flags, String metaDataKey) { 8184 final int callingUid = Binder.getCallingUid(); 8185 final int userId = processName != null ? UserHandle.getUserId(uid) 8186 : UserHandle.getCallingUserId(); 8187 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8188 flags = updateFlagsForComponent(flags, userId, processName); 8189 ArrayList<ProviderInfo> finalList = null; 8190 // reader 8191 synchronized (mPackages) { 8192 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8193 while (i.hasNext()) { 8194 final PackageParser.Provider p = i.next(); 8195 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8196 if (ps != null && p.info.authority != null 8197 && (processName == null 8198 || (p.info.processName.equals(processName) 8199 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8200 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8201 8202 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8203 // parameter. 8204 if (metaDataKey != null 8205 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8206 continue; 8207 } 8208 final ComponentName component = 8209 new ComponentName(p.info.packageName, p.info.name); 8210 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8211 continue; 8212 } 8213 if (finalList == null) { 8214 finalList = new ArrayList<ProviderInfo>(3); 8215 } 8216 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8217 ps.readUserState(userId), userId); 8218 if (info != null) { 8219 finalList.add(info); 8220 } 8221 } 8222 } 8223 } 8224 8225 if (finalList != null) { 8226 Collections.sort(finalList, mProviderInitOrderSorter); 8227 return new ParceledListSlice<ProviderInfo>(finalList); 8228 } 8229 8230 return ParceledListSlice.emptyList(); 8231 } 8232 8233 @Override 8234 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8235 // reader 8236 synchronized (mPackages) { 8237 final int callingUid = Binder.getCallingUid(); 8238 final int callingUserId = UserHandle.getUserId(callingUid); 8239 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8240 if (ps == null) return null; 8241 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8242 return null; 8243 } 8244 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8245 return PackageParser.generateInstrumentationInfo(i, flags); 8246 } 8247 } 8248 8249 @Override 8250 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8251 String targetPackage, int flags) { 8252 final int callingUid = Binder.getCallingUid(); 8253 final int callingUserId = UserHandle.getUserId(callingUid); 8254 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8255 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8256 return ParceledListSlice.emptyList(); 8257 } 8258 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8259 } 8260 8261 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8262 int flags) { 8263 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8264 8265 // reader 8266 synchronized (mPackages) { 8267 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8268 while (i.hasNext()) { 8269 final PackageParser.Instrumentation p = i.next(); 8270 if (targetPackage == null 8271 || targetPackage.equals(p.info.targetPackage)) { 8272 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8273 flags); 8274 if (ii != null) { 8275 finalList.add(ii); 8276 } 8277 } 8278 } 8279 } 8280 8281 return finalList; 8282 } 8283 8284 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8285 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8286 try { 8287 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8288 } finally { 8289 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8290 } 8291 } 8292 8293 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8294 final File[] files = scanDir.listFiles(); 8295 if (ArrayUtils.isEmpty(files)) { 8296 Log.d(TAG, "No files in app dir " + scanDir); 8297 return; 8298 } 8299 8300 if (DEBUG_PACKAGE_SCANNING) { 8301 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8302 + " flags=0x" + Integer.toHexString(parseFlags)); 8303 } 8304 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8305 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8306 mParallelPackageParserCallback)) { 8307 // Submit files for parsing in parallel 8308 int fileCount = 0; 8309 for (File file : files) { 8310 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8311 && !PackageInstallerService.isStageName(file.getName()); 8312 if (!isPackage) { 8313 // Ignore entries which are not packages 8314 continue; 8315 } 8316 parallelPackageParser.submit(file, parseFlags); 8317 fileCount++; 8318 } 8319 8320 // Process results one by one 8321 for (; fileCount > 0; fileCount--) { 8322 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8323 Throwable throwable = parseResult.throwable; 8324 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8325 8326 if (throwable == null) { 8327 // TODO(toddke): move lower in the scan chain 8328 // Static shared libraries have synthetic package names 8329 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8330 renameStaticSharedLibraryPackage(parseResult.pkg); 8331 } 8332 try { 8333 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8334 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8335 currentTime, null); 8336 } 8337 } catch (PackageManagerException e) { 8338 errorCode = e.error; 8339 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8340 } 8341 } else if (throwable instanceof PackageParser.PackageParserException) { 8342 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8343 throwable; 8344 errorCode = e.error; 8345 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8346 } else { 8347 throw new IllegalStateException("Unexpected exception occurred while parsing " 8348 + parseResult.scanFile, throwable); 8349 } 8350 8351 // Delete invalid userdata apps 8352 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8353 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8354 logCriticalInfo(Log.WARN, 8355 "Deleting invalid package at " + parseResult.scanFile); 8356 removeCodePathLI(parseResult.scanFile); 8357 } 8358 } 8359 } 8360 } 8361 8362 public static void reportSettingsProblem(int priority, String msg) { 8363 logCriticalInfo(priority, msg); 8364 } 8365 8366 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8367 boolean forceCollect, boolean skipVerify) throws PackageManagerException { 8368 // When upgrading from pre-N MR1, verify the package time stamp using the package 8369 // directory and not the APK file. 8370 final long lastModifiedTime = mIsPreNMR1Upgrade 8371 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8372 if (ps != null && !forceCollect 8373 && ps.codePathString.equals(pkg.codePath) 8374 && ps.timeStamp == lastModifiedTime 8375 && !isCompatSignatureUpdateNeeded(pkg) 8376 && !isRecoverSignatureUpdateNeeded(pkg)) { 8377 if (ps.signatures.mSigningDetails.signatures != null 8378 && ps.signatures.mSigningDetails.signatures.length != 0 8379 && ps.signatures.mSigningDetails.signatureSchemeVersion 8380 != SignatureSchemeVersion.UNKNOWN) { 8381 // Optimization: reuse the existing cached signing data 8382 // if the package appears to be unchanged. 8383 pkg.mSigningDetails = 8384 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8385 return; 8386 } 8387 8388 Slog.w(TAG, "PackageSetting for " + ps.name 8389 + " is missing signatures. Collecting certs again to recover them."); 8390 } else { 8391 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8392 (forceCollect ? " (forced)" : "")); 8393 } 8394 8395 try { 8396 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8397 PackageParser.collectCertificates(pkg, skipVerify); 8398 } catch (PackageParserException e) { 8399 throw PackageManagerException.from(e); 8400 } finally { 8401 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8402 } 8403 } 8404 8405 /** 8406 * Traces a package scan. 8407 * @see #scanPackageLI(File, int, int, long, UserHandle) 8408 */ 8409 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8410 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8411 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8412 try { 8413 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8414 } finally { 8415 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8416 } 8417 } 8418 8419 /** 8420 * Scans a package and returns the newly parsed package. 8421 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8422 */ 8423 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8424 long currentTime, UserHandle user) throws PackageManagerException { 8425 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8426 PackageParser pp = new PackageParser(); 8427 pp.setSeparateProcesses(mSeparateProcesses); 8428 pp.setOnlyCoreApps(mOnlyCore); 8429 pp.setDisplayMetrics(mMetrics); 8430 pp.setCallback(mPackageParserCallback); 8431 8432 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8433 final PackageParser.Package pkg; 8434 try { 8435 pkg = pp.parsePackage(scanFile, parseFlags); 8436 } catch (PackageParserException e) { 8437 throw PackageManagerException.from(e); 8438 } finally { 8439 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8440 } 8441 8442 // Static shared libraries have synthetic package names 8443 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8444 renameStaticSharedLibraryPackage(pkg); 8445 } 8446 8447 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8448 } 8449 8450 /** 8451 * Scans a package and returns the newly parsed package. 8452 * @throws PackageManagerException on a parse error. 8453 */ 8454 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8455 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8456 @Nullable UserHandle user) 8457 throws PackageManagerException { 8458 // If the package has children and this is the first dive in the function 8459 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8460 // packages (parent and children) would be successfully scanned before the 8461 // actual scan since scanning mutates internal state and we want to atomically 8462 // install the package and its children. 8463 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8464 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8465 scanFlags |= SCAN_CHECK_ONLY; 8466 } 8467 } else { 8468 scanFlags &= ~SCAN_CHECK_ONLY; 8469 } 8470 8471 // Scan the parent 8472 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8473 scanFlags, currentTime, user); 8474 8475 // Scan the children 8476 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8477 for (int i = 0; i < childCount; i++) { 8478 PackageParser.Package childPackage = pkg.childPackages.get(i); 8479 addForInitLI(childPackage, parseFlags, scanFlags, 8480 currentTime, user); 8481 } 8482 8483 8484 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8485 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8486 } 8487 8488 return scannedPkg; 8489 } 8490 8491 /** 8492 * Returns if full apk verification can be skipped for the whole package, including the splits. 8493 */ 8494 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8495 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8496 return false; 8497 } 8498 // TODO: Allow base and splits to be verified individually. 8499 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8500 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8501 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8502 return false; 8503 } 8504 } 8505 } 8506 return true; 8507 } 8508 8509 /** 8510 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8511 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8512 * match one in a trusted source, and should be done separately. 8513 */ 8514 private boolean canSkipFullApkVerification(String apkPath) { 8515 byte[] rootHashObserved = null; 8516 try { 8517 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8518 if (rootHashObserved == null) { 8519 return false; // APK does not contain Merkle tree root hash. 8520 } 8521 synchronized (mInstallLock) { 8522 // Returns whether the observed root hash matches what kernel has. 8523 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8524 return true; 8525 } 8526 } catch (InstallerException | IOException | DigestException | 8527 NoSuchAlgorithmException e) { 8528 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8529 } 8530 return false; 8531 } 8532 8533 /** 8534 * Adds a new package to the internal data structures during platform initialization. 8535 * <p>After adding, the package is known to the system and available for querying. 8536 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8537 * etc...], additional checks are performed. Basic verification [such as ensuring 8538 * matching signatures, checking version codes, etc...] occurs if the package is 8539 * identical to a previously known package. If the package fails a signature check, 8540 * the version installed on /data will be removed. If the version of the new package 8541 * is less than or equal than the version on /data, it will be ignored. 8542 * <p>Regardless of the package location, the results are applied to the internal 8543 * structures and the package is made available to the rest of the system. 8544 * <p>NOTE: The return value should be removed. It's the passed in package object. 8545 */ 8546 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8547 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8548 @Nullable UserHandle user) 8549 throws PackageManagerException { 8550 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8551 final String renamedPkgName; 8552 final PackageSetting disabledPkgSetting; 8553 final boolean isSystemPkgUpdated; 8554 final boolean pkgAlreadyExists; 8555 PackageSetting pkgSetting; 8556 8557 // NOTE: installPackageLI() has the same code to setup the package's 8558 // application info. This probably should be done lower in the call 8559 // stack [such as scanPackageOnly()]. However, we verify the application 8560 // info prior to that [in scanPackageNew()] and thus have to setup 8561 // the application info early. 8562 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8563 pkg.setApplicationInfoCodePath(pkg.codePath); 8564 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8565 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8566 pkg.setApplicationInfoResourcePath(pkg.codePath); 8567 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8568 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8569 8570 synchronized (mPackages) { 8571 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8572 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8573 if (realPkgName != null) { 8574 ensurePackageRenamed(pkg, renamedPkgName); 8575 } 8576 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8577 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8578 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8579 pkgAlreadyExists = pkgSetting != null; 8580 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8581 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8582 isSystemPkgUpdated = disabledPkgSetting != null; 8583 8584 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8585 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8586 } 8587 8588 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8589 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8590 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8591 : null; 8592 if (DEBUG_PACKAGE_SCANNING 8593 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8594 && sharedUserSetting != null) { 8595 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8596 + " (uid=" + sharedUserSetting.userId + "):" 8597 + " packages=" + sharedUserSetting.packages); 8598 } 8599 8600 if (scanSystemPartition) { 8601 // Potentially prune child packages. If the application on the /system 8602 // partition has been updated via OTA, but, is still disabled by a 8603 // version on /data, cycle through all of its children packages and 8604 // remove children that are no longer defined. 8605 if (isSystemPkgUpdated) { 8606 final int scannedChildCount = (pkg.childPackages != null) 8607 ? pkg.childPackages.size() : 0; 8608 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8609 ? disabledPkgSetting.childPackageNames.size() : 0; 8610 for (int i = 0; i < disabledChildCount; i++) { 8611 String disabledChildPackageName = 8612 disabledPkgSetting.childPackageNames.get(i); 8613 boolean disabledPackageAvailable = false; 8614 for (int j = 0; j < scannedChildCount; j++) { 8615 PackageParser.Package childPkg = pkg.childPackages.get(j); 8616 if (childPkg.packageName.equals(disabledChildPackageName)) { 8617 disabledPackageAvailable = true; 8618 break; 8619 } 8620 } 8621 if (!disabledPackageAvailable) { 8622 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8623 } 8624 } 8625 // we're updating the disabled package, so, scan it as the package setting 8626 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8627 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8628 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8629 (pkg == mPlatformPackage), user); 8630 scanPackageOnlyLI(request, mFactoryTest, -1L); 8631 } 8632 } 8633 } 8634 8635 final boolean newPkgChangedPaths = 8636 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8637 final boolean newPkgVersionGreater = 8638 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8639 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8640 && newPkgChangedPaths && newPkgVersionGreater; 8641 if (isSystemPkgBetter) { 8642 // The version of the application on /system is greater than the version on 8643 // /data. Switch back to the application on /system. 8644 // It's safe to assume the application on /system will correctly scan. If not, 8645 // there won't be a working copy of the application. 8646 synchronized (mPackages) { 8647 // just remove the loaded entries from package lists 8648 mPackages.remove(pkgSetting.name); 8649 } 8650 8651 logCriticalInfo(Log.WARN, 8652 "System package updated;" 8653 + " name: " + pkgSetting.name 8654 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8655 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8656 8657 final InstallArgs args = createInstallArgsForExisting( 8658 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8659 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8660 args.cleanUpResourcesLI(); 8661 synchronized (mPackages) { 8662 mSettings.enableSystemPackageLPw(pkgSetting.name); 8663 } 8664 } 8665 8666 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8667 // The version of the application on the /system partition is less than or 8668 // equal to the version on the /data partition. Throw an exception and use 8669 // the application already installed on the /data partition. 8670 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8671 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8672 + " better than this " + pkg.getLongVersionCode()); 8673 } 8674 8675 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8676 // force re-collecting certificate. 8677 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8678 disabledPkgSetting); 8679 // Full APK verification can be skipped during certificate collection, only if the file is 8680 // in verified partition, or can be verified on access (when apk verity is enabled). In both 8681 // cases, only data in Signing Block is verified instead of the whole file. 8682 final boolean skipVerify = ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) || 8683 (forceCollect && canSkipFullPackageVerification(pkg)); 8684 collectCertificatesLI(pkgSetting, pkg, forceCollect, skipVerify); 8685 8686 boolean shouldHideSystemApp = false; 8687 // A new application appeared on /system, but, we already have a copy of 8688 // the application installed on /data. 8689 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8690 && !pkgSetting.isSystem()) { 8691 8692 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8693 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8694 logCriticalInfo(Log.WARN, 8695 "System package signature mismatch;" 8696 + " name: " + pkgSetting.name); 8697 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8698 "scanPackageInternalLI")) { 8699 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8700 } 8701 pkgSetting = null; 8702 } else if (newPkgVersionGreater) { 8703 // The application on /system is newer than the application on /data. 8704 // Simply remove the application on /data [keeping application data] 8705 // and replace it with the version on /system. 8706 logCriticalInfo(Log.WARN, 8707 "System package enabled;" 8708 + " name: " + pkgSetting.name 8709 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8710 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8711 InstallArgs args = createInstallArgsForExisting( 8712 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8713 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8714 synchronized (mInstallLock) { 8715 args.cleanUpResourcesLI(); 8716 } 8717 } else { 8718 // The application on /system is older than the application on /data. Hide 8719 // the application on /system and the version on /data will be scanned later 8720 // and re-added like an update. 8721 shouldHideSystemApp = true; 8722 logCriticalInfo(Log.INFO, 8723 "System package disabled;" 8724 + " name: " + pkgSetting.name 8725 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8726 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8727 } 8728 } 8729 8730 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8731 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8732 8733 if (shouldHideSystemApp) { 8734 synchronized (mPackages) { 8735 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8736 } 8737 } 8738 return scannedPkg; 8739 } 8740 8741 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8742 // Derive the new package synthetic package name 8743 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8744 + pkg.staticSharedLibVersion); 8745 } 8746 8747 private static String fixProcessName(String defProcessName, 8748 String processName) { 8749 if (processName == null) { 8750 return defProcessName; 8751 } 8752 return processName; 8753 } 8754 8755 /** 8756 * Enforces that only the system UID or root's UID can call a method exposed 8757 * via Binder. 8758 * 8759 * @param message used as message if SecurityException is thrown 8760 * @throws SecurityException if the caller is not system or root 8761 */ 8762 private static final void enforceSystemOrRoot(String message) { 8763 final int uid = Binder.getCallingUid(); 8764 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8765 throw new SecurityException(message); 8766 } 8767 } 8768 8769 @Override 8770 public void performFstrimIfNeeded() { 8771 enforceSystemOrRoot("Only the system can request fstrim"); 8772 8773 // Before everything else, see whether we need to fstrim. 8774 try { 8775 IStorageManager sm = PackageHelper.getStorageManager(); 8776 if (sm != null) { 8777 boolean doTrim = false; 8778 final long interval = android.provider.Settings.Global.getLong( 8779 mContext.getContentResolver(), 8780 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8781 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8782 if (interval > 0) { 8783 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8784 if (timeSinceLast > interval) { 8785 doTrim = true; 8786 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8787 + "; running immediately"); 8788 } 8789 } 8790 if (doTrim) { 8791 final boolean dexOptDialogShown; 8792 synchronized (mPackages) { 8793 dexOptDialogShown = mDexOptDialogShown; 8794 } 8795 if (!isFirstBoot() && dexOptDialogShown) { 8796 try { 8797 ActivityManager.getService().showBootMessage( 8798 mContext.getResources().getString( 8799 R.string.android_upgrading_fstrim), true); 8800 } catch (RemoteException e) { 8801 } 8802 } 8803 sm.runMaintenance(); 8804 } 8805 } else { 8806 Slog.e(TAG, "storageManager service unavailable!"); 8807 } 8808 } catch (RemoteException e) { 8809 // Can't happen; StorageManagerService is local 8810 } 8811 } 8812 8813 @Override 8814 public void updatePackagesIfNeeded() { 8815 enforceSystemOrRoot("Only the system can request package update"); 8816 8817 // We need to re-extract after an OTA. 8818 boolean causeUpgrade = isUpgrade(); 8819 8820 // First boot or factory reset. 8821 // Note: we also handle devices that are upgrading to N right now as if it is their 8822 // first boot, as they do not have profile data. 8823 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8824 8825 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8826 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8827 8828 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8829 return; 8830 } 8831 8832 List<PackageParser.Package> pkgs; 8833 synchronized (mPackages) { 8834 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8835 } 8836 8837 final long startTime = System.nanoTime(); 8838 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8839 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8840 false /* bootComplete */); 8841 8842 final int elapsedTimeSeconds = 8843 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8844 8845 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8846 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8847 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8848 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8849 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8850 } 8851 8852 /* 8853 * Return the prebuilt profile path given a package base code path. 8854 */ 8855 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8856 return pkg.baseCodePath + ".prof"; 8857 } 8858 8859 /** 8860 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8861 * containing statistics about the invocation. The array consists of three elements, 8862 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8863 * and {@code numberOfPackagesFailed}. 8864 */ 8865 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8866 final String compilerFilter, boolean bootComplete) { 8867 8868 int numberOfPackagesVisited = 0; 8869 int numberOfPackagesOptimized = 0; 8870 int numberOfPackagesSkipped = 0; 8871 int numberOfPackagesFailed = 0; 8872 final int numberOfPackagesToDexopt = pkgs.size(); 8873 8874 for (PackageParser.Package pkg : pkgs) { 8875 numberOfPackagesVisited++; 8876 8877 boolean useProfileForDexopt = false; 8878 8879 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8880 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8881 // that are already compiled. 8882 File profileFile = new File(getPrebuildProfilePath(pkg)); 8883 // Copy profile if it exists. 8884 if (profileFile.exists()) { 8885 try { 8886 // We could also do this lazily before calling dexopt in 8887 // PackageDexOptimizer to prevent this happening on first boot. The issue 8888 // is that we don't have a good way to say "do this only once". 8889 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8890 pkg.applicationInfo.uid, pkg.packageName, 8891 ArtManager.getProfileName(null))) { 8892 Log.e(TAG, "Installer failed to copy system profile!"); 8893 } else { 8894 // Disabled as this causes speed-profile compilation during first boot 8895 // even if things are already compiled. 8896 // useProfileForDexopt = true; 8897 } 8898 } catch (Exception e) { 8899 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8900 e); 8901 } 8902 } else { 8903 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8904 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8905 // minimize the number off apps being speed-profile compiled during first boot. 8906 // The other paths will not change the filter. 8907 if (disabledPs != null && disabledPs.pkg.isStub) { 8908 // The package is the stub one, remove the stub suffix to get the normal 8909 // package and APK names. 8910 String systemProfilePath = 8911 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8912 profileFile = new File(systemProfilePath); 8913 // If we have a profile for a compressed APK, copy it to the reference 8914 // location. 8915 // Note that copying the profile here will cause it to override the 8916 // reference profile every OTA even though the existing reference profile 8917 // may have more data. We can't copy during decompression since the 8918 // directories are not set up at that point. 8919 if (profileFile.exists()) { 8920 try { 8921 // We could also do this lazily before calling dexopt in 8922 // PackageDexOptimizer to prevent this happening on first boot. The 8923 // issue is that we don't have a good way to say "do this only 8924 // once". 8925 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8926 pkg.applicationInfo.uid, pkg.packageName, 8927 ArtManager.getProfileName(null))) { 8928 Log.e(TAG, "Failed to copy system profile for stub package!"); 8929 } else { 8930 useProfileForDexopt = true; 8931 } 8932 } catch (Exception e) { 8933 Log.e(TAG, "Failed to copy profile " + 8934 profileFile.getAbsolutePath() + " ", e); 8935 } 8936 } 8937 } 8938 } 8939 } 8940 8941 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8942 if (DEBUG_DEXOPT) { 8943 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8944 } 8945 numberOfPackagesSkipped++; 8946 continue; 8947 } 8948 8949 if (DEBUG_DEXOPT) { 8950 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8951 numberOfPackagesToDexopt + ": " + pkg.packageName); 8952 } 8953 8954 if (showDialog) { 8955 try { 8956 ActivityManager.getService().showBootMessage( 8957 mContext.getResources().getString(R.string.android_upgrading_apk, 8958 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8959 } catch (RemoteException e) { 8960 } 8961 synchronized (mPackages) { 8962 mDexOptDialogShown = true; 8963 } 8964 } 8965 8966 String pkgCompilerFilter = compilerFilter; 8967 if (useProfileForDexopt) { 8968 // Use background dexopt mode to try and use the profile. Note that this does not 8969 // guarantee usage of the profile. 8970 pkgCompilerFilter = 8971 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 8972 PackageManagerService.REASON_BACKGROUND_DEXOPT); 8973 } 8974 8975 // checkProfiles is false to avoid merging profiles during boot which 8976 // might interfere with background compilation (b/28612421). 8977 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8978 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8979 // trade-off worth doing to save boot time work. 8980 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 8981 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 8982 pkg.packageName, 8983 pkgCompilerFilter, 8984 dexoptFlags)); 8985 8986 switch (primaryDexOptStaus) { 8987 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8988 numberOfPackagesOptimized++; 8989 break; 8990 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8991 numberOfPackagesSkipped++; 8992 break; 8993 case PackageDexOptimizer.DEX_OPT_FAILED: 8994 numberOfPackagesFailed++; 8995 break; 8996 default: 8997 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 8998 break; 8999 } 9000 } 9001 9002 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9003 numberOfPackagesFailed }; 9004 } 9005 9006 @Override 9007 public void notifyPackageUse(String packageName, int reason) { 9008 synchronized (mPackages) { 9009 final int callingUid = Binder.getCallingUid(); 9010 final int callingUserId = UserHandle.getUserId(callingUid); 9011 if (getInstantAppPackageName(callingUid) != null) { 9012 if (!isCallerSameApp(packageName, callingUid)) { 9013 return; 9014 } 9015 } else { 9016 if (isInstantApp(packageName, callingUserId)) { 9017 return; 9018 } 9019 } 9020 notifyPackageUseLocked(packageName, reason); 9021 } 9022 } 9023 9024 @GuardedBy("mPackages") 9025 private void notifyPackageUseLocked(String packageName, int reason) { 9026 final PackageParser.Package p = mPackages.get(packageName); 9027 if (p == null) { 9028 return; 9029 } 9030 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9031 } 9032 9033 @Override 9034 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9035 List<String> classPaths, String loaderIsa) { 9036 int userId = UserHandle.getCallingUserId(); 9037 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9038 if (ai == null) { 9039 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9040 + loadingPackageName + ", user=" + userId); 9041 return; 9042 } 9043 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9044 } 9045 9046 @Override 9047 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9048 IDexModuleRegisterCallback callback) { 9049 int userId = UserHandle.getCallingUserId(); 9050 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9051 DexManager.RegisterDexModuleResult result; 9052 if (ai == null) { 9053 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9054 " calling user. package=" + packageName + ", user=" + userId); 9055 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9056 } else { 9057 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9058 } 9059 9060 if (callback != null) { 9061 mHandler.post(() -> { 9062 try { 9063 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9064 } catch (RemoteException e) { 9065 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9066 } 9067 }); 9068 } 9069 } 9070 9071 /** 9072 * Ask the package manager to perform a dex-opt with the given compiler filter. 9073 * 9074 * Note: exposed only for the shell command to allow moving packages explicitly to a 9075 * definite state. 9076 */ 9077 @Override 9078 public boolean performDexOptMode(String packageName, 9079 boolean checkProfiles, String targetCompilerFilter, boolean force, 9080 boolean bootComplete, String splitName) { 9081 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9082 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9083 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9084 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 9085 splitName, flags)); 9086 } 9087 9088 /** 9089 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9090 * secondary dex files belonging to the given package. 9091 * 9092 * Note: exposed only for the shell command to allow moving packages explicitly to a 9093 * definite state. 9094 */ 9095 @Override 9096 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9097 boolean force) { 9098 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9099 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9100 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9101 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9102 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9103 } 9104 9105 /*package*/ boolean performDexOpt(DexoptOptions options) { 9106 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9107 return false; 9108 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9109 return false; 9110 } 9111 9112 if (options.isDexoptOnlySecondaryDex()) { 9113 return mDexManager.dexoptSecondaryDex(options); 9114 } else { 9115 int dexoptStatus = performDexOptWithStatus(options); 9116 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9117 } 9118 } 9119 9120 /** 9121 * Perform dexopt on the given package and return one of following result: 9122 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9123 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9124 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9125 */ 9126 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9127 return performDexOptTraced(options); 9128 } 9129 9130 private int performDexOptTraced(DexoptOptions options) { 9131 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9132 try { 9133 return performDexOptInternal(options); 9134 } finally { 9135 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9136 } 9137 } 9138 9139 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9140 // if the package can now be considered up to date for the given filter. 9141 private int performDexOptInternal(DexoptOptions options) { 9142 PackageParser.Package p; 9143 synchronized (mPackages) { 9144 p = mPackages.get(options.getPackageName()); 9145 if (p == null) { 9146 // Package could not be found. Report failure. 9147 return PackageDexOptimizer.DEX_OPT_FAILED; 9148 } 9149 mPackageUsage.maybeWriteAsync(mPackages); 9150 mCompilerStats.maybeWriteAsync(); 9151 } 9152 long callingId = Binder.clearCallingIdentity(); 9153 try { 9154 synchronized (mInstallLock) { 9155 return performDexOptInternalWithDependenciesLI(p, options); 9156 } 9157 } finally { 9158 Binder.restoreCallingIdentity(callingId); 9159 } 9160 } 9161 9162 public ArraySet<String> getOptimizablePackages() { 9163 ArraySet<String> pkgs = new ArraySet<String>(); 9164 synchronized (mPackages) { 9165 for (PackageParser.Package p : mPackages.values()) { 9166 if (PackageDexOptimizer.canOptimizePackage(p)) { 9167 pkgs.add(p.packageName); 9168 } 9169 } 9170 } 9171 return pkgs; 9172 } 9173 9174 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9175 DexoptOptions options) { 9176 // Select the dex optimizer based on the force parameter. 9177 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9178 // allocate an object here. 9179 PackageDexOptimizer pdo = options.isForce() 9180 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9181 : mPackageDexOptimizer; 9182 9183 // Dexopt all dependencies first. Note: we ignore the return value and march on 9184 // on errors. 9185 // Note that we are going to call performDexOpt on those libraries as many times as 9186 // they are referenced in packages. When we do a batch of performDexOpt (for example 9187 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9188 // and the first package that uses the library will dexopt it. The 9189 // others will see that the compiled code for the library is up to date. 9190 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9191 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9192 if (!deps.isEmpty()) { 9193 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9194 options.getCompilerFilter(), options.getSplitName(), 9195 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9196 for (PackageParser.Package depPackage : deps) { 9197 // TODO: Analyze and investigate if we (should) profile libraries. 9198 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9199 getOrCreateCompilerPackageStats(depPackage), 9200 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9201 } 9202 } 9203 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9204 getOrCreateCompilerPackageStats(p), 9205 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9206 } 9207 9208 /** 9209 * Reconcile the information we have about the secondary dex files belonging to 9210 * {@code packagName} and the actual dex files. For all dex files that were 9211 * deleted, update the internal records and delete the generated oat files. 9212 */ 9213 @Override 9214 public void reconcileSecondaryDexFiles(String packageName) { 9215 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9216 return; 9217 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9218 return; 9219 } 9220 mDexManager.reconcileSecondaryDexFiles(packageName); 9221 } 9222 9223 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9224 // a reference there. 9225 /*package*/ DexManager getDexManager() { 9226 return mDexManager; 9227 } 9228 9229 /** 9230 * Execute the background dexopt job immediately. 9231 */ 9232 @Override 9233 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9234 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9235 return false; 9236 } 9237 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9238 } 9239 9240 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9241 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9242 || p.usesStaticLibraries != null) { 9243 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9244 Set<String> collectedNames = new HashSet<>(); 9245 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9246 9247 retValue.remove(p); 9248 9249 return retValue; 9250 } else { 9251 return Collections.emptyList(); 9252 } 9253 } 9254 9255 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9256 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9257 if (!collectedNames.contains(p.packageName)) { 9258 collectedNames.add(p.packageName); 9259 collected.add(p); 9260 9261 if (p.usesLibraries != null) { 9262 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9263 null, collected, collectedNames); 9264 } 9265 if (p.usesOptionalLibraries != null) { 9266 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9267 null, collected, collectedNames); 9268 } 9269 if (p.usesStaticLibraries != null) { 9270 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9271 p.usesStaticLibrariesVersions, collected, collectedNames); 9272 } 9273 } 9274 } 9275 9276 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9277 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9278 final int libNameCount = libs.size(); 9279 for (int i = 0; i < libNameCount; i++) { 9280 String libName = libs.get(i); 9281 long version = (versions != null && versions.length == libNameCount) 9282 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9283 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9284 if (libPkg != null) { 9285 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9286 } 9287 } 9288 } 9289 9290 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9291 synchronized (mPackages) { 9292 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9293 if (libEntry != null) { 9294 return mPackages.get(libEntry.apk); 9295 } 9296 return null; 9297 } 9298 } 9299 9300 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9301 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9302 if (versionedLib == null) { 9303 return null; 9304 } 9305 return versionedLib.get(version); 9306 } 9307 9308 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9309 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9310 pkg.staticSharedLibName); 9311 if (versionedLib == null) { 9312 return null; 9313 } 9314 long previousLibVersion = -1; 9315 final int versionCount = versionedLib.size(); 9316 for (int i = 0; i < versionCount; i++) { 9317 final long libVersion = versionedLib.keyAt(i); 9318 if (libVersion < pkg.staticSharedLibVersion) { 9319 previousLibVersion = Math.max(previousLibVersion, libVersion); 9320 } 9321 } 9322 if (previousLibVersion >= 0) { 9323 return versionedLib.get(previousLibVersion); 9324 } 9325 return null; 9326 } 9327 9328 public void shutdown() { 9329 mPackageUsage.writeNow(mPackages); 9330 mCompilerStats.writeNow(); 9331 mDexManager.writePackageDexUsageNow(); 9332 } 9333 9334 @Override 9335 public void dumpProfiles(String packageName) { 9336 PackageParser.Package pkg; 9337 synchronized (mPackages) { 9338 pkg = mPackages.get(packageName); 9339 if (pkg == null) { 9340 throw new IllegalArgumentException("Unknown package: " + packageName); 9341 } 9342 } 9343 /* Only the shell, root, or the app user should be able to dump profiles. */ 9344 int callingUid = Binder.getCallingUid(); 9345 if (callingUid != Process.SHELL_UID && 9346 callingUid != Process.ROOT_UID && 9347 callingUid != pkg.applicationInfo.uid) { 9348 throw new SecurityException("dumpProfiles"); 9349 } 9350 9351 synchronized (mInstallLock) { 9352 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9353 mArtManagerService.dumpProfiles(pkg); 9354 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9355 } 9356 } 9357 9358 @Override 9359 public void forceDexOpt(String packageName) { 9360 enforceSystemOrRoot("forceDexOpt"); 9361 9362 PackageParser.Package pkg; 9363 synchronized (mPackages) { 9364 pkg = mPackages.get(packageName); 9365 if (pkg == null) { 9366 throw new IllegalArgumentException("Unknown package: " + packageName); 9367 } 9368 } 9369 9370 synchronized (mInstallLock) { 9371 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9372 9373 // Whoever is calling forceDexOpt wants a compiled package. 9374 // Don't use profiles since that may cause compilation to be skipped. 9375 final int res = performDexOptInternalWithDependenciesLI( 9376 pkg, 9377 new DexoptOptions(packageName, 9378 getDefaultCompilerFilter(), 9379 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9380 9381 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9382 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9383 throw new IllegalStateException("Failed to dexopt: " + res); 9384 } 9385 } 9386 } 9387 9388 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9389 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9390 Slog.w(TAG, "Unable to update from " + oldPkg.name 9391 + " to " + newPkg.packageName 9392 + ": old package not in system partition"); 9393 return false; 9394 } else if (mPackages.get(oldPkg.name) != null) { 9395 Slog.w(TAG, "Unable to update from " + oldPkg.name 9396 + " to " + newPkg.packageName 9397 + ": old package still exists"); 9398 return false; 9399 } 9400 return true; 9401 } 9402 9403 void removeCodePathLI(File codePath) { 9404 if (codePath.isDirectory()) { 9405 try { 9406 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9407 } catch (InstallerException e) { 9408 Slog.w(TAG, "Failed to remove code path", e); 9409 } 9410 } else { 9411 codePath.delete(); 9412 } 9413 } 9414 9415 private int[] resolveUserIds(int userId) { 9416 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9417 } 9418 9419 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9420 if (pkg == null) { 9421 Slog.wtf(TAG, "Package was null!", new Throwable()); 9422 return; 9423 } 9424 clearAppDataLeafLIF(pkg, userId, flags); 9425 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9426 for (int i = 0; i < childCount; i++) { 9427 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9428 } 9429 9430 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9431 } 9432 9433 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9434 final PackageSetting ps; 9435 synchronized (mPackages) { 9436 ps = mSettings.mPackages.get(pkg.packageName); 9437 } 9438 for (int realUserId : resolveUserIds(userId)) { 9439 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9440 try { 9441 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9442 ceDataInode); 9443 } catch (InstallerException e) { 9444 Slog.w(TAG, String.valueOf(e)); 9445 } 9446 } 9447 } 9448 9449 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9450 if (pkg == null) { 9451 Slog.wtf(TAG, "Package was null!", new Throwable()); 9452 return; 9453 } 9454 destroyAppDataLeafLIF(pkg, userId, flags); 9455 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9456 for (int i = 0; i < childCount; i++) { 9457 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9458 } 9459 } 9460 9461 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9462 final PackageSetting ps; 9463 synchronized (mPackages) { 9464 ps = mSettings.mPackages.get(pkg.packageName); 9465 } 9466 for (int realUserId : resolveUserIds(userId)) { 9467 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9468 try { 9469 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9470 ceDataInode); 9471 } catch (InstallerException e) { 9472 Slog.w(TAG, String.valueOf(e)); 9473 } 9474 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9475 } 9476 } 9477 9478 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9479 if (pkg == null) { 9480 Slog.wtf(TAG, "Package was null!", new Throwable()); 9481 return; 9482 } 9483 destroyAppProfilesLeafLIF(pkg); 9484 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9485 for (int i = 0; i < childCount; i++) { 9486 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9487 } 9488 } 9489 9490 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9491 try { 9492 mInstaller.destroyAppProfiles(pkg.packageName); 9493 } catch (InstallerException e) { 9494 Slog.w(TAG, String.valueOf(e)); 9495 } 9496 } 9497 9498 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9499 if (pkg == null) { 9500 Slog.wtf(TAG, "Package was null!", new Throwable()); 9501 return; 9502 } 9503 mArtManagerService.clearAppProfiles(pkg); 9504 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9505 for (int i = 0; i < childCount; i++) { 9506 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9507 } 9508 } 9509 9510 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9511 long lastUpdateTime) { 9512 // Set parent install/update time 9513 PackageSetting ps = (PackageSetting) pkg.mExtras; 9514 if (ps != null) { 9515 ps.firstInstallTime = firstInstallTime; 9516 ps.lastUpdateTime = lastUpdateTime; 9517 } 9518 // Set children install/update time 9519 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9520 for (int i = 0; i < childCount; i++) { 9521 PackageParser.Package childPkg = pkg.childPackages.get(i); 9522 ps = (PackageSetting) childPkg.mExtras; 9523 if (ps != null) { 9524 ps.firstInstallTime = firstInstallTime; 9525 ps.lastUpdateTime = lastUpdateTime; 9526 } 9527 } 9528 } 9529 9530 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9531 SharedLibraryEntry file, 9532 PackageParser.Package changingLib) { 9533 if (file.path != null) { 9534 usesLibraryFiles.add(file.path); 9535 return; 9536 } 9537 PackageParser.Package p = mPackages.get(file.apk); 9538 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9539 // If we are doing this while in the middle of updating a library apk, 9540 // then we need to make sure to use that new apk for determining the 9541 // dependencies here. (We haven't yet finished committing the new apk 9542 // to the package manager state.) 9543 if (p == null || p.packageName.equals(changingLib.packageName)) { 9544 p = changingLib; 9545 } 9546 } 9547 if (p != null) { 9548 usesLibraryFiles.addAll(p.getAllCodePaths()); 9549 if (p.usesLibraryFiles != null) { 9550 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9551 } 9552 } 9553 } 9554 9555 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9556 PackageParser.Package changingLib) throws PackageManagerException { 9557 if (pkg == null) { 9558 return; 9559 } 9560 // The collection used here must maintain the order of addition (so 9561 // that libraries are searched in the correct order) and must have no 9562 // duplicates. 9563 Set<String> usesLibraryFiles = null; 9564 if (pkg.usesLibraries != null) { 9565 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9566 null, null, pkg.packageName, changingLib, true, 9567 pkg.applicationInfo.targetSdkVersion, null); 9568 } 9569 if (pkg.usesStaticLibraries != null) { 9570 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9571 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9572 pkg.packageName, changingLib, true, 9573 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9574 } 9575 if (pkg.usesOptionalLibraries != null) { 9576 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9577 null, null, pkg.packageName, changingLib, false, 9578 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9579 } 9580 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9581 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9582 } else { 9583 pkg.usesLibraryFiles = null; 9584 } 9585 } 9586 9587 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9588 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9589 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9590 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9591 throws PackageManagerException { 9592 final int libCount = requestedLibraries.size(); 9593 for (int i = 0; i < libCount; i++) { 9594 final String libName = requestedLibraries.get(i); 9595 final long libVersion = requiredVersions != null ? requiredVersions[i] 9596 : SharedLibraryInfo.VERSION_UNDEFINED; 9597 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9598 if (libEntry == null) { 9599 if (required) { 9600 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9601 "Package " + packageName + " requires unavailable shared library " 9602 + libName + "; failing!"); 9603 } else if (DEBUG_SHARED_LIBRARIES) { 9604 Slog.i(TAG, "Package " + packageName 9605 + " desires unavailable shared library " 9606 + libName + "; ignoring!"); 9607 } 9608 } else { 9609 if (requiredVersions != null && requiredCertDigests != null) { 9610 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9611 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9612 "Package " + packageName + " requires unavailable static shared" 9613 + " library " + libName + " version " 9614 + libEntry.info.getLongVersion() + "; failing!"); 9615 } 9616 9617 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9618 if (libPkg == null) { 9619 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9620 "Package " + packageName + " requires unavailable static shared" 9621 + " library; failing!"); 9622 } 9623 9624 final String[] expectedCertDigests = requiredCertDigests[i]; 9625 9626 9627 if (expectedCertDigests.length > 1) { 9628 9629 // For apps targeting O MR1 we require explicit enumeration of all certs. 9630 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9631 ? PackageUtils.computeSignaturesSha256Digests( 9632 libPkg.mSigningDetails.signatures) 9633 : PackageUtils.computeSignaturesSha256Digests( 9634 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9635 9636 // Take a shortcut if sizes don't match. Note that if an app doesn't 9637 // target O we don't parse the "additional-certificate" tags similarly 9638 // how we only consider all certs only for apps targeting O (see above). 9639 // Therefore, the size check is safe to make. 9640 if (expectedCertDigests.length != libCertDigests.length) { 9641 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9642 "Package " + packageName + " requires differently signed" + 9643 " static shared library; failing!"); 9644 } 9645 9646 // Use a predictable order as signature order may vary 9647 Arrays.sort(libCertDigests); 9648 Arrays.sort(expectedCertDigests); 9649 9650 final int certCount = libCertDigests.length; 9651 for (int j = 0; j < certCount; j++) { 9652 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9653 throw new PackageManagerException( 9654 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9655 "Package " + packageName + " requires differently signed" + 9656 " static shared library; failing!"); 9657 } 9658 } 9659 } else { 9660 9661 // lib signing cert could have rotated beyond the one expected, check to see 9662 // if the new one has been blessed by the old 9663 if (!libPkg.mSigningDetails.hasSha256Certificate( 9664 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9665 throw new PackageManagerException( 9666 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9667 "Package " + packageName + " requires differently signed" + 9668 " static shared library; failing!"); 9669 } 9670 } 9671 } 9672 9673 if (outUsedLibraries == null) { 9674 // Use LinkedHashSet to preserve the order of files added to 9675 // usesLibraryFiles while eliminating duplicates. 9676 outUsedLibraries = new LinkedHashSet<>(); 9677 } 9678 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9679 } 9680 } 9681 return outUsedLibraries; 9682 } 9683 9684 private static boolean hasString(List<String> list, List<String> which) { 9685 if (list == null) { 9686 return false; 9687 } 9688 for (int i=list.size()-1; i>=0; i--) { 9689 for (int j=which.size()-1; j>=0; j--) { 9690 if (which.get(j).equals(list.get(i))) { 9691 return true; 9692 } 9693 } 9694 } 9695 return false; 9696 } 9697 9698 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9699 PackageParser.Package changingPkg) { 9700 ArrayList<PackageParser.Package> res = null; 9701 for (PackageParser.Package pkg : mPackages.values()) { 9702 if (changingPkg != null 9703 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9704 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9705 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9706 changingPkg.staticSharedLibName)) { 9707 return null; 9708 } 9709 if (res == null) { 9710 res = new ArrayList<>(); 9711 } 9712 res.add(pkg); 9713 try { 9714 updateSharedLibrariesLPr(pkg, changingPkg); 9715 } catch (PackageManagerException e) { 9716 // If a system app update or an app and a required lib missing we 9717 // delete the package and for updated system apps keep the data as 9718 // it is better for the user to reinstall than to be in an limbo 9719 // state. Also libs disappearing under an app should never happen 9720 // - just in case. 9721 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9722 final int flags = pkg.isUpdatedSystemApp() 9723 ? PackageManager.DELETE_KEEP_DATA : 0; 9724 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9725 flags , null, true, null); 9726 } 9727 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9728 } 9729 } 9730 return res; 9731 } 9732 9733 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9734 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9735 @Nullable UserHandle user) throws PackageManagerException { 9736 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9737 // If the package has children and this is the first dive in the function 9738 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9739 // whether all packages (parent and children) would be successfully scanned 9740 // before the actual scan since scanning mutates internal state and we want 9741 // to atomically install the package and its children. 9742 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9743 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9744 scanFlags |= SCAN_CHECK_ONLY; 9745 } 9746 } else { 9747 scanFlags &= ~SCAN_CHECK_ONLY; 9748 } 9749 9750 final PackageParser.Package scannedPkg; 9751 try { 9752 // Scan the parent 9753 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9754 // Scan the children 9755 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9756 for (int i = 0; i < childCount; i++) { 9757 PackageParser.Package childPkg = pkg.childPackages.get(i); 9758 scanPackageNewLI(childPkg, parseFlags, 9759 scanFlags, currentTime, user); 9760 } 9761 } finally { 9762 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9763 } 9764 9765 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9766 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9767 } 9768 9769 return scannedPkg; 9770 } 9771 9772 /** The result of a package scan. */ 9773 private static class ScanResult { 9774 /** Whether or not the package scan was successful */ 9775 public final boolean success; 9776 /** 9777 * The final package settings. This may be the same object passed in 9778 * the {@link ScanRequest}, but, with modified values. 9779 */ 9780 @Nullable public final PackageSetting pkgSetting; 9781 /** ABI code paths that have changed in the package scan */ 9782 @Nullable public final List<String> changedAbiCodePath; 9783 public ScanResult( 9784 boolean success, 9785 @Nullable PackageSetting pkgSetting, 9786 @Nullable List<String> changedAbiCodePath) { 9787 this.success = success; 9788 this.pkgSetting = pkgSetting; 9789 this.changedAbiCodePath = changedAbiCodePath; 9790 } 9791 } 9792 9793 /** A package to be scanned */ 9794 private static class ScanRequest { 9795 /** The parsed package */ 9796 @NonNull public final PackageParser.Package pkg; 9797 /** Shared user settings, if the package has a shared user */ 9798 @Nullable public final SharedUserSetting sharedUserSetting; 9799 /** 9800 * Package settings of the currently installed version. 9801 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9802 * during scan. 9803 */ 9804 @Nullable public final PackageSetting pkgSetting; 9805 /** A copy of the settings for the currently installed version */ 9806 @Nullable public final PackageSetting oldPkgSetting; 9807 /** Package settings for the disabled version on the /system partition */ 9808 @Nullable public final PackageSetting disabledPkgSetting; 9809 /** Package settings for the installed version under its original package name */ 9810 @Nullable public final PackageSetting originalPkgSetting; 9811 /** The real package name of a renamed application */ 9812 @Nullable public final String realPkgName; 9813 public final @ParseFlags int parseFlags; 9814 public final @ScanFlags int scanFlags; 9815 /** The user for which the package is being scanned */ 9816 @Nullable public final UserHandle user; 9817 /** Whether or not the platform package is being scanned */ 9818 public final boolean isPlatformPackage; 9819 public ScanRequest( 9820 @NonNull PackageParser.Package pkg, 9821 @Nullable SharedUserSetting sharedUserSetting, 9822 @Nullable PackageSetting pkgSetting, 9823 @Nullable PackageSetting disabledPkgSetting, 9824 @Nullable PackageSetting originalPkgSetting, 9825 @Nullable String realPkgName, 9826 @ParseFlags int parseFlags, 9827 @ScanFlags int scanFlags, 9828 boolean isPlatformPackage, 9829 @Nullable UserHandle user) { 9830 this.pkg = pkg; 9831 this.pkgSetting = pkgSetting; 9832 this.sharedUserSetting = sharedUserSetting; 9833 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9834 this.disabledPkgSetting = disabledPkgSetting; 9835 this.originalPkgSetting = originalPkgSetting; 9836 this.realPkgName = realPkgName; 9837 this.parseFlags = parseFlags; 9838 this.scanFlags = scanFlags; 9839 this.isPlatformPackage = isPlatformPackage; 9840 this.user = user; 9841 } 9842 } 9843 9844 /** 9845 * Returns the actual scan flags depending upon the state of the other settings. 9846 * <p>Updated system applications will not have the following flags set 9847 * by default and need to be adjusted after the fact: 9848 * <ul> 9849 * <li>{@link #SCAN_AS_SYSTEM}</li> 9850 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9851 * <li>{@link #SCAN_AS_OEM}</li> 9852 * <li>{@link #SCAN_AS_VENDOR}</li> 9853 * <li>{@link #SCAN_AS_PRODUCT}</li> 9854 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9855 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9856 * </ul> 9857 */ 9858 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9859 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9860 PackageParser.Package pkg) { 9861 if (disabledPkgSetting != null) { 9862 // updated system application, must at least have SCAN_AS_SYSTEM 9863 scanFlags |= SCAN_AS_SYSTEM; 9864 if ((disabledPkgSetting.pkgPrivateFlags 9865 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9866 scanFlags |= SCAN_AS_PRIVILEGED; 9867 } 9868 if ((disabledPkgSetting.pkgPrivateFlags 9869 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9870 scanFlags |= SCAN_AS_OEM; 9871 } 9872 if ((disabledPkgSetting.pkgPrivateFlags 9873 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9874 scanFlags |= SCAN_AS_VENDOR; 9875 } 9876 if ((disabledPkgSetting.pkgPrivateFlags 9877 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9878 scanFlags |= SCAN_AS_PRODUCT; 9879 } 9880 } 9881 if (pkgSetting != null) { 9882 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9883 if (pkgSetting.getInstantApp(userId)) { 9884 scanFlags |= SCAN_AS_INSTANT_APP; 9885 } 9886 if (pkgSetting.getVirtulalPreload(userId)) { 9887 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9888 } 9889 } 9890 9891 // Scan as privileged apps that share a user with a priv-app. 9892 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9893 && (pkg.mSharedUserId != null)) { 9894 SharedUserSetting sharedUserSetting = null; 9895 try { 9896 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9897 } catch (PackageManagerException ignore) {} 9898 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9899 // Exempt SharedUsers signed with the platform key. 9900 // TODO(b/72378145) Fix this exemption. Force signature apps 9901 // to whitelist their privileged permissions just like other 9902 // priv-apps. 9903 synchronized (mPackages) { 9904 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9905 if ((compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9906 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9907 scanFlags |= SCAN_AS_PRIVILEGED; 9908 } 9909 } 9910 } 9911 } 9912 9913 return scanFlags; 9914 } 9915 9916 @GuardedBy("mInstallLock") 9917 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9918 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9919 @Nullable UserHandle user) throws PackageManagerException { 9920 9921 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9922 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 9923 if (realPkgName != null) { 9924 ensurePackageRenamed(pkg, renamedPkgName); 9925 } 9926 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 9927 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9928 final PackageSetting disabledPkgSetting = 9929 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9930 9931 if (mTransferedPackages.contains(pkg.packageName)) { 9932 Slog.w(TAG, "Package " + pkg.packageName 9933 + " was transferred to another, but its .apk remains"); 9934 } 9935 9936 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 9937 synchronized (mPackages) { 9938 applyPolicy(pkg, parseFlags, scanFlags); 9939 assertPackageIsValid(pkg, parseFlags, scanFlags); 9940 9941 SharedUserSetting sharedUserSetting = null; 9942 if (pkg.mSharedUserId != null) { 9943 // SIDE EFFECTS; may potentially allocate a new shared user 9944 sharedUserSetting = mSettings.getSharedUserLPw( 9945 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9946 if (DEBUG_PACKAGE_SCANNING) { 9947 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9948 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 9949 + " (uid=" + sharedUserSetting.userId + "):" 9950 + " packages=" + sharedUserSetting.packages); 9951 } 9952 } 9953 9954 boolean scanSucceeded = false; 9955 try { 9956 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 9957 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 9958 (pkg == mPlatformPackage), user); 9959 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 9960 if (result.success) { 9961 commitScanResultsLocked(request, result); 9962 } 9963 scanSucceeded = true; 9964 } finally { 9965 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9966 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9967 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9968 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9969 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9970 } 9971 } 9972 } 9973 return pkg; 9974 } 9975 9976 /** 9977 * Commits the package scan and modifies system state. 9978 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 9979 * of committing the package, leaving the system in an inconsistent state. 9980 * This needs to be fixed so, once we get to this point, no errors are 9981 * possible and the system is not left in an inconsistent state. 9982 */ 9983 @GuardedBy("mPackages") 9984 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 9985 throws PackageManagerException { 9986 final PackageParser.Package pkg = request.pkg; 9987 final @ParseFlags int parseFlags = request.parseFlags; 9988 final @ScanFlags int scanFlags = request.scanFlags; 9989 final PackageSetting oldPkgSetting = request.oldPkgSetting; 9990 final PackageSetting originalPkgSetting = request.originalPkgSetting; 9991 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 9992 final UserHandle user = request.user; 9993 final String realPkgName = request.realPkgName; 9994 final PackageSetting pkgSetting = result.pkgSetting; 9995 final List<String> changedAbiCodePath = result.changedAbiCodePath; 9996 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 9997 9998 if (newPkgSettingCreated) { 9999 if (originalPkgSetting != null) { 10000 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10001 } 10002 // THROWS: when we can't allocate a user id. add call to check if there's 10003 // enough space to ensure we won't throw; otherwise, don't modify state 10004 mSettings.addUserToSettingLPw(pkgSetting); 10005 10006 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10007 mTransferedPackages.add(originalPkgSetting.name); 10008 } 10009 } 10010 // TODO(toddke): Consider a method specifically for modifying the Package object 10011 // post scan; or, moving this stuff out of the Package object since it has nothing 10012 // to do with the package on disk. 10013 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10014 // for creating the application ID. If we did this earlier, we would be saving the 10015 // correct ID. 10016 pkg.applicationInfo.uid = pkgSetting.appId; 10017 10018 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10019 10020 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10021 mTransferedPackages.add(pkg.packageName); 10022 } 10023 10024 // THROWS: when requested libraries that can't be found. it only changes 10025 // the state of the passed in pkg object, so, move to the top of the method 10026 // and allow it to abort 10027 if ((scanFlags & SCAN_BOOTING) == 0 10028 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10029 // Check all shared libraries and map to their actual file path. 10030 // We only do this here for apps not on a system dir, because those 10031 // are the only ones that can fail an install due to this. We 10032 // will take care of the system apps by updating all of their 10033 // library paths after the scan is done. Also during the initial 10034 // scan don't update any libs as we do this wholesale after all 10035 // apps are scanned to avoid dependency based scanning. 10036 updateSharedLibrariesLPr(pkg, null); 10037 } 10038 10039 // All versions of a static shared library are referenced with the same 10040 // package name. Internally, we use a synthetic package name to allow 10041 // multiple versions of the same shared library to be installed. So, 10042 // we need to generate the synthetic package name of the latest shared 10043 // library in order to compare signatures. 10044 PackageSetting signatureCheckPs = pkgSetting; 10045 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10046 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10047 if (libraryEntry != null) { 10048 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10049 } 10050 } 10051 10052 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10053 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10054 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10055 // We just determined the app is signed correctly, so bring 10056 // over the latest parsed certs. 10057 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10058 } else { 10059 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10060 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10061 "Package " + pkg.packageName + " upgrade keys do not match the " 10062 + "previously installed version"); 10063 } else { 10064 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10065 String msg = "System package " + pkg.packageName 10066 + " signature changed; retaining data."; 10067 reportSettingsProblem(Log.WARN, msg); 10068 } 10069 } 10070 } else { 10071 try { 10072 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10073 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10074 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10075 pkg.mSigningDetails, compareCompat, compareRecover); 10076 // The new KeySets will be re-added later in the scanning process. 10077 if (compatMatch) { 10078 synchronized (mPackages) { 10079 ksms.removeAppKeySetDataLPw(pkg.packageName); 10080 } 10081 } 10082 // We just determined the app is signed correctly, so bring 10083 // over the latest parsed certs. 10084 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10085 10086 10087 // if this is is a sharedUser, check to see if the new package is signed by a newer 10088 // signing certificate than the existing one, and if so, copy over the new details 10089 if (signatureCheckPs.sharedUser != null 10090 && pkg.mSigningDetails.hasAncestor( 10091 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10092 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10093 } 10094 } catch (PackageManagerException e) { 10095 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10096 throw e; 10097 } 10098 // The signature has changed, but this package is in the system 10099 // image... let's recover! 10100 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10101 // However... if this package is part of a shared user, but it 10102 // doesn't match the signature of the shared user, let's fail. 10103 // What this means is that you can't change the signatures 10104 // associated with an overall shared user, which doesn't seem all 10105 // that unreasonable. 10106 if (signatureCheckPs.sharedUser != null) { 10107 if (compareSignatures( 10108 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10109 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10110 throw new PackageManagerException( 10111 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10112 "Signature mismatch for shared user: " 10113 + pkgSetting.sharedUser); 10114 } 10115 } 10116 // File a report about this. 10117 String msg = "System package " + pkg.packageName 10118 + " signature changed; retaining data."; 10119 reportSettingsProblem(Log.WARN, msg); 10120 } catch (IllegalArgumentException e) { 10121 10122 // should never happen: certs matched when checking, but not when comparing 10123 // old to new for sharedUser 10124 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10125 "Signing certificates comparison made on incomparable signing details" 10126 + " but somehow passed verifySignatures!"); 10127 } 10128 } 10129 10130 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10131 // This package wants to adopt ownership of permissions from 10132 // another package. 10133 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10134 final String origName = pkg.mAdoptPermissions.get(i); 10135 final PackageSetting orig = mSettings.getPackageLPr(origName); 10136 if (orig != null) { 10137 if (verifyPackageUpdateLPr(orig, pkg)) { 10138 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10139 + pkg.packageName); 10140 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10141 } 10142 } 10143 } 10144 } 10145 10146 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10147 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10148 final String codePathString = changedAbiCodePath.get(i); 10149 try { 10150 mInstaller.rmdex(codePathString, 10151 getDexCodeInstructionSet(getPreferredInstructionSet())); 10152 } catch (InstallerException ignored) { 10153 } 10154 } 10155 } 10156 10157 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10158 if (oldPkgSetting != null) { 10159 synchronized (mPackages) { 10160 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10161 } 10162 } 10163 } else { 10164 final int userId = user == null ? 0 : user.getIdentifier(); 10165 // Modify state for the given package setting 10166 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10167 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10168 if (pkgSetting.getInstantApp(userId)) { 10169 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10170 } 10171 } 10172 } 10173 10174 /** 10175 * Returns the "real" name of the package. 10176 * <p>This may differ from the package's actual name if the application has already 10177 * been installed under one of this package's original names. 10178 */ 10179 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10180 @Nullable String renamedPkgName) { 10181 if (isPackageRenamed(pkg, renamedPkgName)) { 10182 return pkg.mRealPackage; 10183 } 10184 return null; 10185 } 10186 10187 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10188 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10189 @Nullable String renamedPkgName) { 10190 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10191 } 10192 10193 /** 10194 * Returns the original package setting. 10195 * <p>A package can migrate its name during an update. In this scenario, a package 10196 * designates a set of names that it considers as one of its original names. 10197 * <p>An original package must be signed identically and it must have the same 10198 * shared user [if any]. 10199 */ 10200 @GuardedBy("mPackages") 10201 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10202 @Nullable String renamedPkgName) { 10203 if (!isPackageRenamed(pkg, renamedPkgName)) { 10204 return null; 10205 } 10206 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10207 final PackageSetting originalPs = 10208 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10209 if (originalPs != null) { 10210 // the package is already installed under its original name... 10211 // but, should we use it? 10212 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10213 // the new package is incompatible with the original 10214 continue; 10215 } else if (originalPs.sharedUser != null) { 10216 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10217 // the shared user id is incompatible with the original 10218 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10219 + " to " + pkg.packageName + ": old uid " 10220 + originalPs.sharedUser.name 10221 + " differs from " + pkg.mSharedUserId); 10222 continue; 10223 } 10224 // TODO: Add case when shared user id is added [b/28144775] 10225 } else { 10226 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10227 + pkg.packageName + " to old name " + originalPs.name); 10228 } 10229 return originalPs; 10230 } 10231 } 10232 return null; 10233 } 10234 10235 /** 10236 * Renames the package if it was installed under a different name. 10237 * <p>When we've already installed the package under an original name, update 10238 * the new package so we can continue to have the old name. 10239 */ 10240 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10241 @NonNull String renamedPackageName) { 10242 if (pkg.mOriginalPackages == null 10243 || !pkg.mOriginalPackages.contains(renamedPackageName) 10244 || pkg.packageName.equals(renamedPackageName)) { 10245 return; 10246 } 10247 pkg.setPackageName(renamedPackageName); 10248 } 10249 10250 /** 10251 * Just scans the package without any side effects. 10252 * <p>Not entirely true at the moment. There is still one side effect -- this 10253 * method potentially modifies a live {@link PackageSetting} object representing 10254 * the package being scanned. This will be resolved in the future. 10255 * 10256 * @param request Information about the package to be scanned 10257 * @param isUnderFactoryTest Whether or not the device is under factory test 10258 * @param currentTime The current time, in millis 10259 * @return The results of the scan 10260 */ 10261 @GuardedBy("mInstallLock") 10262 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10263 boolean isUnderFactoryTest, long currentTime) 10264 throws PackageManagerException { 10265 final PackageParser.Package pkg = request.pkg; 10266 PackageSetting pkgSetting = request.pkgSetting; 10267 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10268 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10269 final @ParseFlags int parseFlags = request.parseFlags; 10270 final @ScanFlags int scanFlags = request.scanFlags; 10271 final String realPkgName = request.realPkgName; 10272 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10273 final UserHandle user = request.user; 10274 final boolean isPlatformPackage = request.isPlatformPackage; 10275 10276 List<String> changedAbiCodePath = null; 10277 10278 if (DEBUG_PACKAGE_SCANNING) { 10279 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10280 Log.d(TAG, "Scanning package " + pkg.packageName); 10281 } 10282 10283 if (Build.IS_DEBUGGABLE && 10284 pkg.isPrivileged() && 10285 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10286 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10287 } 10288 10289 // Initialize package source and resource directories 10290 final File scanFile = new File(pkg.codePath); 10291 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10292 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10293 10294 // We keep references to the derived CPU Abis from settings in oder to reuse 10295 // them in the case where we're not upgrading or booting for the first time. 10296 String primaryCpuAbiFromSettings = null; 10297 String secondaryCpuAbiFromSettings = null; 10298 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10299 10300 if (!needToDeriveAbi) { 10301 if (pkgSetting != null) { 10302 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10303 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10304 } else { 10305 // Re-scanning a system package after uninstalling updates; need to derive ABI 10306 needToDeriveAbi = true; 10307 } 10308 } 10309 10310 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10311 PackageManagerService.reportSettingsProblem(Log.WARN, 10312 "Package " + pkg.packageName + " shared user changed from " 10313 + (pkgSetting.sharedUser != null 10314 ? pkgSetting.sharedUser.name : "<nothing>") 10315 + " to " 10316 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10317 + "; replacing with new"); 10318 pkgSetting = null; 10319 } 10320 10321 String[] usesStaticLibraries = null; 10322 if (pkg.usesStaticLibraries != null) { 10323 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10324 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10325 } 10326 final boolean createNewPackage = (pkgSetting == null); 10327 if (createNewPackage) { 10328 final String parentPackageName = (pkg.parentPackage != null) 10329 ? pkg.parentPackage.packageName : null; 10330 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10331 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10332 // REMOVE SharedUserSetting from method; update in a separate call 10333 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10334 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10335 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10336 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10337 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10338 user, true /*allowInstall*/, instantApp, virtualPreload, 10339 parentPackageName, pkg.getChildPackageNames(), 10340 UserManagerService.getInstance(), usesStaticLibraries, 10341 pkg.usesStaticLibrariesVersions); 10342 } else { 10343 // REMOVE SharedUserSetting from method; update in a separate call. 10344 // 10345 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10346 // secondaryCpuAbi are not known at this point so we always update them 10347 // to null here, only to reset them at a later point. 10348 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10349 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10350 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10351 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10352 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10353 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10354 } 10355 if (createNewPackage && originalPkgSetting != null) { 10356 // This is the initial transition from the original package, so, 10357 // fix up the new package's name now. We must do this after looking 10358 // up the package under its new name, so getPackageLP takes care of 10359 // fiddling things correctly. 10360 pkg.setPackageName(originalPkgSetting.name); 10361 10362 // File a report about this. 10363 String msg = "New package " + pkgSetting.realName 10364 + " renamed to replace old package " + pkgSetting.name; 10365 reportSettingsProblem(Log.WARN, msg); 10366 } 10367 10368 if (disabledPkgSetting != null) { 10369 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10370 } 10371 10372 // SELinux sandboxes become more restrictive as targetSdkVersion increases. 10373 // To ensure that apps with sharedUserId are placed in the same selinux domain 10374 // without breaking any assumptions about access, put them into the least 10375 // restrictive targetSdkVersion=25 domain. 10376 // TODO(b/72290969): Base this on the actual targetSdkVersion(s) of the apps within the 10377 // sharedUserSetting, instead of defaulting to the least restrictive domain. 10378 final int targetSdk = (sharedUserSetting != null) ? 25 10379 : pkg.applicationInfo.targetSdkVersion; 10380 // TODO(b/71593002): isPrivileged for sharedUser and appInfo should never be out of sync. 10381 // They currently can be if the sharedUser apps are signed with the platform key. 10382 final boolean isPrivileged = (sharedUserSetting != null) ? 10383 sharedUserSetting.isPrivileged() | pkg.isPrivileged() : pkg.isPrivileged(); 10384 10385 SELinuxMMAC.assignSeInfoValue(pkg, isPrivileged, targetSdk); 10386 10387 pkg.mExtras = pkgSetting; 10388 pkg.applicationInfo.processName = fixProcessName( 10389 pkg.applicationInfo.packageName, 10390 pkg.applicationInfo.processName); 10391 10392 if (!isPlatformPackage) { 10393 // Get all of our default paths setup 10394 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10395 } 10396 10397 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10398 10399 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10400 if (needToDeriveAbi) { 10401 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10402 final boolean extractNativeLibs = !pkg.isLibrary(); 10403 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10404 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10405 10406 // Some system apps still use directory structure for native libraries 10407 // in which case we might end up not detecting abi solely based on apk 10408 // structure. Try to detect abi based on directory structure. 10409 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10410 pkg.applicationInfo.primaryCpuAbi == null) { 10411 setBundledAppAbisAndRoots(pkg, pkgSetting); 10412 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10413 } 10414 } else { 10415 // This is not a first boot or an upgrade, don't bother deriving the 10416 // ABI during the scan. Instead, trust the value that was stored in the 10417 // package setting. 10418 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10419 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10420 10421 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10422 10423 if (DEBUG_ABI_SELECTION) { 10424 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10425 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10426 pkg.applicationInfo.secondaryCpuAbi); 10427 } 10428 } 10429 } else { 10430 if ((scanFlags & SCAN_MOVE) != 0) { 10431 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10432 // but we already have this packages package info in the PackageSetting. We just 10433 // use that and derive the native library path based on the new codepath. 10434 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10435 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10436 } 10437 10438 // Set native library paths again. For moves, the path will be updated based on the 10439 // ABIs we've determined above. For non-moves, the path will be updated based on the 10440 // ABIs we determined during compilation, but the path will depend on the final 10441 // package path (after the rename away from the stage path). 10442 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10443 } 10444 10445 // This is a special case for the "system" package, where the ABI is 10446 // dictated by the zygote configuration (and init.rc). We should keep track 10447 // of this ABI so that we can deal with "normal" applications that run under 10448 // the same UID correctly. 10449 if (isPlatformPackage) { 10450 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10451 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10452 } 10453 10454 // If there's a mismatch between the abi-override in the package setting 10455 // and the abiOverride specified for the install. Warn about this because we 10456 // would've already compiled the app without taking the package setting into 10457 // account. 10458 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10459 if (cpuAbiOverride == null && pkg.packageName != null) { 10460 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10461 " for package " + pkg.packageName); 10462 } 10463 } 10464 10465 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10466 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10467 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10468 10469 // Copy the derived override back to the parsed package, so that we can 10470 // update the package settings accordingly. 10471 pkg.cpuAbiOverride = cpuAbiOverride; 10472 10473 if (DEBUG_ABI_SELECTION) { 10474 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10475 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10476 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10477 } 10478 10479 // Push the derived path down into PackageSettings so we know what to 10480 // clean up at uninstall time. 10481 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10482 10483 if (DEBUG_ABI_SELECTION) { 10484 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10485 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10486 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10487 } 10488 10489 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10490 // We don't do this here during boot because we can do it all 10491 // at once after scanning all existing packages. 10492 // 10493 // We also do this *before* we perform dexopt on this package, so that 10494 // we can avoid redundant dexopts, and also to make sure we've got the 10495 // code and package path correct. 10496 changedAbiCodePath = 10497 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10498 } 10499 10500 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10501 android.Manifest.permission.FACTORY_TEST)) { 10502 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10503 } 10504 10505 if (isSystemApp(pkg)) { 10506 pkgSetting.isOrphaned = true; 10507 } 10508 10509 // Take care of first install / last update times. 10510 final long scanFileTime = getLastModifiedTime(pkg); 10511 if (currentTime != 0) { 10512 if (pkgSetting.firstInstallTime == 0) { 10513 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10514 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10515 pkgSetting.lastUpdateTime = currentTime; 10516 } 10517 } else if (pkgSetting.firstInstallTime == 0) { 10518 // We need *something*. Take time time stamp of the file. 10519 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10520 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10521 if (scanFileTime != pkgSetting.timeStamp) { 10522 // A package on the system image has changed; consider this 10523 // to be an update. 10524 pkgSetting.lastUpdateTime = scanFileTime; 10525 } 10526 } 10527 pkgSetting.setTimeStamp(scanFileTime); 10528 10529 pkgSetting.pkg = pkg; 10530 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10531 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10532 pkgSetting.versionCode = pkg.getLongVersionCode(); 10533 } 10534 // Update volume if needed 10535 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10536 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10537 Slog.i(PackageManagerService.TAG, 10538 "Update" + (pkgSetting.isSystem() ? " system" : "") 10539 + " package " + pkg.packageName 10540 + " volume from " + pkgSetting.volumeUuid 10541 + " to " + volumeUuid); 10542 pkgSetting.volumeUuid = volumeUuid; 10543 } 10544 10545 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10546 } 10547 10548 /** 10549 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10550 */ 10551 private static boolean apkHasCode(String fileName) { 10552 StrictJarFile jarFile = null; 10553 try { 10554 jarFile = new StrictJarFile(fileName, 10555 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10556 return jarFile.findEntry("classes.dex") != null; 10557 } catch (IOException ignore) { 10558 } finally { 10559 try { 10560 if (jarFile != null) { 10561 jarFile.close(); 10562 } 10563 } catch (IOException ignore) {} 10564 } 10565 return false; 10566 } 10567 10568 /** 10569 * Enforces code policy for the package. This ensures that if an APK has 10570 * declared hasCode="true" in its manifest that the APK actually contains 10571 * code. 10572 * 10573 * @throws PackageManagerException If bytecode could not be found when it should exist 10574 */ 10575 private static void assertCodePolicy(PackageParser.Package pkg) 10576 throws PackageManagerException { 10577 final boolean shouldHaveCode = 10578 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10579 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10580 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10581 "Package " + pkg.baseCodePath + " code is missing"); 10582 } 10583 10584 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10585 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10586 final boolean splitShouldHaveCode = 10587 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10588 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10589 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10590 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10591 } 10592 } 10593 } 10594 } 10595 10596 /** 10597 * Applies policy to the parsed package based upon the given policy flags. 10598 * Ensures the package is in a good state. 10599 * <p> 10600 * Implementation detail: This method must NOT have any side effect. It would 10601 * ideally be static, but, it requires locks to read system state. 10602 */ 10603 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10604 final @ScanFlags int scanFlags) { 10605 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10606 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10607 if (pkg.applicationInfo.isDirectBootAware()) { 10608 // we're direct boot aware; set for all components 10609 for (PackageParser.Service s : pkg.services) { 10610 s.info.encryptionAware = s.info.directBootAware = true; 10611 } 10612 for (PackageParser.Provider p : pkg.providers) { 10613 p.info.encryptionAware = p.info.directBootAware = true; 10614 } 10615 for (PackageParser.Activity a : pkg.activities) { 10616 a.info.encryptionAware = a.info.directBootAware = true; 10617 } 10618 for (PackageParser.Activity r : pkg.receivers) { 10619 r.info.encryptionAware = r.info.directBootAware = true; 10620 } 10621 } 10622 if (compressedFileExists(pkg.codePath)) { 10623 pkg.isStub = true; 10624 } 10625 } else { 10626 // non system apps can't be flagged as core 10627 pkg.coreApp = false; 10628 // clear flags not applicable to regular apps 10629 pkg.applicationInfo.flags &= 10630 ~ApplicationInfo.FLAG_PERSISTENT; 10631 pkg.applicationInfo.privateFlags &= 10632 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10633 pkg.applicationInfo.privateFlags &= 10634 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10635 // cap permission priorities 10636 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10637 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10638 pkg.permissionGroups.get(i).info.priority = 0; 10639 } 10640 } 10641 } 10642 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10643 // clear protected broadcasts 10644 pkg.protectedBroadcasts = null; 10645 // ignore export request for single user receivers 10646 if (pkg.receivers != null) { 10647 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10648 final PackageParser.Activity receiver = pkg.receivers.get(i); 10649 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10650 receiver.info.exported = false; 10651 } 10652 } 10653 } 10654 // ignore export request for single user services 10655 if (pkg.services != null) { 10656 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10657 final PackageParser.Service service = pkg.services.get(i); 10658 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10659 service.info.exported = false; 10660 } 10661 } 10662 } 10663 // ignore export request for single user providers 10664 if (pkg.providers != null) { 10665 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10666 final PackageParser.Provider provider = pkg.providers.get(i); 10667 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10668 provider.info.exported = false; 10669 } 10670 } 10671 } 10672 } 10673 10674 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10675 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10676 } 10677 10678 if ((scanFlags & SCAN_AS_OEM) != 0) { 10679 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10680 } 10681 10682 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10683 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10684 } 10685 10686 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10687 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10688 } 10689 10690 if (!isSystemApp(pkg)) { 10691 // Only system apps can use these features. 10692 pkg.mOriginalPackages = null; 10693 pkg.mRealPackage = null; 10694 pkg.mAdoptPermissions = null; 10695 } 10696 } 10697 10698 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10699 throws PackageManagerException { 10700 if (object == null) { 10701 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10702 } 10703 return object; 10704 } 10705 10706 /** 10707 * Asserts the parsed package is valid according to the given policy. If the 10708 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10709 * <p> 10710 * Implementation detail: This method must NOT have any side effects. It would 10711 * ideally be static, but, it requires locks to read system state. 10712 * 10713 * @throws PackageManagerException If the package fails any of the validation checks 10714 */ 10715 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10716 final @ScanFlags int scanFlags) 10717 throws PackageManagerException { 10718 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10719 assertCodePolicy(pkg); 10720 } 10721 10722 if (pkg.applicationInfo.getCodePath() == null || 10723 pkg.applicationInfo.getResourcePath() == null) { 10724 // Bail out. The resource and code paths haven't been set. 10725 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10726 "Code and resource paths haven't been set correctly"); 10727 } 10728 10729 // Make sure we're not adding any bogus keyset info 10730 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10731 ksms.assertScannedPackageValid(pkg); 10732 10733 synchronized (mPackages) { 10734 // The special "android" package can only be defined once 10735 if (pkg.packageName.equals("android")) { 10736 if (mAndroidApplication != null) { 10737 Slog.w(TAG, "*************************************************"); 10738 Slog.w(TAG, "Core android package being redefined. Skipping."); 10739 Slog.w(TAG, " codePath=" + pkg.codePath); 10740 Slog.w(TAG, "*************************************************"); 10741 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10742 "Core android package being redefined. Skipping."); 10743 } 10744 } 10745 10746 // A package name must be unique; don't allow duplicates 10747 if (mPackages.containsKey(pkg.packageName)) { 10748 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10749 "Application package " + pkg.packageName 10750 + " already installed. Skipping duplicate."); 10751 } 10752 10753 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10754 // Static libs have a synthetic package name containing the version 10755 // but we still want the base name to be unique. 10756 if (mPackages.containsKey(pkg.manifestPackageName)) { 10757 throw new PackageManagerException( 10758 "Duplicate static shared lib provider package"); 10759 } 10760 10761 // Static shared libraries should have at least O target SDK 10762 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10763 throw new PackageManagerException( 10764 "Packages declaring static-shared libs must target O SDK or higher"); 10765 } 10766 10767 // Package declaring static a shared lib cannot be instant apps 10768 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10769 throw new PackageManagerException( 10770 "Packages declaring static-shared libs cannot be instant apps"); 10771 } 10772 10773 // Package declaring static a shared lib cannot be renamed since the package 10774 // name is synthetic and apps can't code around package manager internals. 10775 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10776 throw new PackageManagerException( 10777 "Packages declaring static-shared libs cannot be renamed"); 10778 } 10779 10780 // Package declaring static a shared lib cannot declare child packages 10781 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10782 throw new PackageManagerException( 10783 "Packages declaring static-shared libs cannot have child packages"); 10784 } 10785 10786 // Package declaring static a shared lib cannot declare dynamic libs 10787 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10788 throw new PackageManagerException( 10789 "Packages declaring static-shared libs cannot declare dynamic libs"); 10790 } 10791 10792 // Package declaring static a shared lib cannot declare shared users 10793 if (pkg.mSharedUserId != null) { 10794 throw new PackageManagerException( 10795 "Packages declaring static-shared libs cannot declare shared users"); 10796 } 10797 10798 // Static shared libs cannot declare activities 10799 if (!pkg.activities.isEmpty()) { 10800 throw new PackageManagerException( 10801 "Static shared libs cannot declare activities"); 10802 } 10803 10804 // Static shared libs cannot declare services 10805 if (!pkg.services.isEmpty()) { 10806 throw new PackageManagerException( 10807 "Static shared libs cannot declare services"); 10808 } 10809 10810 // Static shared libs cannot declare providers 10811 if (!pkg.providers.isEmpty()) { 10812 throw new PackageManagerException( 10813 "Static shared libs cannot declare content providers"); 10814 } 10815 10816 // Static shared libs cannot declare receivers 10817 if (!pkg.receivers.isEmpty()) { 10818 throw new PackageManagerException( 10819 "Static shared libs cannot declare broadcast receivers"); 10820 } 10821 10822 // Static shared libs cannot declare permission groups 10823 if (!pkg.permissionGroups.isEmpty()) { 10824 throw new PackageManagerException( 10825 "Static shared libs cannot declare permission groups"); 10826 } 10827 10828 // Static shared libs cannot declare permissions 10829 if (!pkg.permissions.isEmpty()) { 10830 throw new PackageManagerException( 10831 "Static shared libs cannot declare permissions"); 10832 } 10833 10834 // Static shared libs cannot declare protected broadcasts 10835 if (pkg.protectedBroadcasts != null) { 10836 throw new PackageManagerException( 10837 "Static shared libs cannot declare protected broadcasts"); 10838 } 10839 10840 // Static shared libs cannot be overlay targets 10841 if (pkg.mOverlayTarget != null) { 10842 throw new PackageManagerException( 10843 "Static shared libs cannot be overlay targets"); 10844 } 10845 10846 // The version codes must be ordered as lib versions 10847 long minVersionCode = Long.MIN_VALUE; 10848 long maxVersionCode = Long.MAX_VALUE; 10849 10850 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10851 pkg.staticSharedLibName); 10852 if (versionedLib != null) { 10853 final int versionCount = versionedLib.size(); 10854 for (int i = 0; i < versionCount; i++) { 10855 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10856 final long libVersionCode = libInfo.getDeclaringPackage() 10857 .getLongVersionCode(); 10858 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10859 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10860 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10861 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10862 } else { 10863 minVersionCode = maxVersionCode = libVersionCode; 10864 break; 10865 } 10866 } 10867 } 10868 if (pkg.getLongVersionCode() < minVersionCode 10869 || pkg.getLongVersionCode() > maxVersionCode) { 10870 throw new PackageManagerException("Static shared" 10871 + " lib version codes must be ordered as lib versions"); 10872 } 10873 } 10874 10875 // Only privileged apps and updated privileged apps can add child packages. 10876 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10877 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10878 throw new PackageManagerException("Only privileged apps can add child " 10879 + "packages. Ignoring package " + pkg.packageName); 10880 } 10881 final int childCount = pkg.childPackages.size(); 10882 for (int i = 0; i < childCount; i++) { 10883 PackageParser.Package childPkg = pkg.childPackages.get(i); 10884 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10885 childPkg.packageName)) { 10886 throw new PackageManagerException("Can't override child of " 10887 + "another disabled app. Ignoring package " + pkg.packageName); 10888 } 10889 } 10890 } 10891 10892 // If we're only installing presumed-existing packages, require that the 10893 // scanned APK is both already known and at the path previously established 10894 // for it. Previously unknown packages we pick up normally, but if we have an 10895 // a priori expectation about this package's install presence, enforce it. 10896 // With a singular exception for new system packages. When an OTA contains 10897 // a new system package, we allow the codepath to change from a system location 10898 // to the user-installed location. If we don't allow this change, any newer, 10899 // user-installed version of the application will be ignored. 10900 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10901 if (mExpectingBetter.containsKey(pkg.packageName)) { 10902 logCriticalInfo(Log.WARN, 10903 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10904 } else { 10905 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10906 if (known != null) { 10907 if (DEBUG_PACKAGE_SCANNING) { 10908 Log.d(TAG, "Examining " + pkg.codePath 10909 + " and requiring known paths " + known.codePathString 10910 + " & " + known.resourcePathString); 10911 } 10912 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10913 || !pkg.applicationInfo.getResourcePath().equals( 10914 known.resourcePathString)) { 10915 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10916 "Application package " + pkg.packageName 10917 + " found at " + pkg.applicationInfo.getCodePath() 10918 + " but expected at " + known.codePathString 10919 + "; ignoring."); 10920 } 10921 } else { 10922 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10923 "Application package " + pkg.packageName 10924 + " not found; ignoring."); 10925 } 10926 } 10927 } 10928 10929 // Verify that this new package doesn't have any content providers 10930 // that conflict with existing packages. Only do this if the 10931 // package isn't already installed, since we don't want to break 10932 // things that are installed. 10933 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10934 final int N = pkg.providers.size(); 10935 int i; 10936 for (i=0; i<N; i++) { 10937 PackageParser.Provider p = pkg.providers.get(i); 10938 if (p.info.authority != null) { 10939 String names[] = p.info.authority.split(";"); 10940 for (int j = 0; j < names.length; j++) { 10941 if (mProvidersByAuthority.containsKey(names[j])) { 10942 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10943 final String otherPackageName = 10944 ((other != null && other.getComponentName() != null) ? 10945 other.getComponentName().getPackageName() : "?"); 10946 throw new PackageManagerException( 10947 INSTALL_FAILED_CONFLICTING_PROVIDER, 10948 "Can't install because provider name " + names[j] 10949 + " (in package " + pkg.applicationInfo.packageName 10950 + ") is already used by " + otherPackageName); 10951 } 10952 } 10953 } 10954 } 10955 } 10956 10957 // Verify that packages sharing a user with a privileged app are marked as privileged. 10958 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 10959 SharedUserSetting sharedUserSetting = null; 10960 try { 10961 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 10962 } catch (PackageManagerException ignore) {} 10963 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 10964 // Exempt SharedUsers signed with the platform key. 10965 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 10966 if ((platformPkgSetting.signatures.mSigningDetails 10967 != PackageParser.SigningDetails.UNKNOWN) 10968 && (compareSignatures( 10969 platformPkgSetting.signatures.mSigningDetails.signatures, 10970 pkg.mSigningDetails.signatures) 10971 != PackageManager.SIGNATURE_MATCH)) { 10972 throw new PackageManagerException("Apps that share a user with a " + 10973 "privileged app must themselves be marked as privileged. " + 10974 pkg.packageName + " shares privileged user " + 10975 pkg.mSharedUserId + "."); 10976 } 10977 } 10978 } 10979 10980 // Apply policies specific for runtime resource overlays (RROs). 10981 if (pkg.mOverlayTarget != null) { 10982 // System overlays have some restrictions on their use of the 'static' state. 10983 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10984 // We are scanning a system overlay. This can be the first scan of the 10985 // system/vendor/oem partition, or an update to the system overlay. 10986 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10987 // This must be an update to a system overlay. 10988 final PackageSetting previousPkg = assertNotNull( 10989 mSettings.getPackageLPr(pkg.packageName), 10990 "previous package state not present"); 10991 10992 // Static overlays cannot be updated. 10993 if (previousPkg.pkg.mOverlayIsStatic) { 10994 throw new PackageManagerException("Overlay " + pkg.packageName + 10995 " is static and cannot be upgraded."); 10996 // Non-static overlays cannot be converted to static overlays. 10997 } else if (pkg.mOverlayIsStatic) { 10998 throw new PackageManagerException("Overlay " + pkg.packageName + 10999 " cannot be upgraded into a static overlay."); 11000 } 11001 } 11002 } else { 11003 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11004 if (pkg.mOverlayIsStatic) { 11005 throw new PackageManagerException("Overlay " + pkg.packageName + 11006 " is static but not pre-installed."); 11007 } 11008 11009 // The only case where we allow installation of a non-system overlay is when 11010 // its signature is signed with the platform certificate. 11011 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11012 if ((platformPkgSetting.signatures.mSigningDetails 11013 != PackageParser.SigningDetails.UNKNOWN) 11014 && (compareSignatures( 11015 platformPkgSetting.signatures.mSigningDetails.signatures, 11016 pkg.mSigningDetails.signatures) 11017 != PackageManager.SIGNATURE_MATCH)) { 11018 throw new PackageManagerException("Overlay " + pkg.packageName + 11019 " must be signed with the platform certificate."); 11020 } 11021 } 11022 } 11023 } 11024 } 11025 11026 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11027 int type, String declaringPackageName, long declaringVersionCode) { 11028 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11029 if (versionedLib == null) { 11030 versionedLib = new LongSparseArray<>(); 11031 mSharedLibraries.put(name, versionedLib); 11032 if (type == SharedLibraryInfo.TYPE_STATIC) { 11033 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11034 } 11035 } else if (versionedLib.indexOfKey(version) >= 0) { 11036 return false; 11037 } 11038 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11039 version, type, declaringPackageName, declaringVersionCode); 11040 versionedLib.put(version, libEntry); 11041 return true; 11042 } 11043 11044 private boolean removeSharedLibraryLPw(String name, long version) { 11045 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11046 if (versionedLib == null) { 11047 return false; 11048 } 11049 final int libIdx = versionedLib.indexOfKey(version); 11050 if (libIdx < 0) { 11051 return false; 11052 } 11053 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11054 versionedLib.remove(version); 11055 if (versionedLib.size() <= 0) { 11056 mSharedLibraries.remove(name); 11057 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11058 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11059 .getPackageName()); 11060 } 11061 } 11062 return true; 11063 } 11064 11065 /** 11066 * Adds a scanned package to the system. When this method is finished, the package will 11067 * be available for query, resolution, etc... 11068 */ 11069 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11070 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11071 final String pkgName = pkg.packageName; 11072 if (mCustomResolverComponentName != null && 11073 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11074 setUpCustomResolverActivity(pkg); 11075 } 11076 11077 if (pkg.packageName.equals("android")) { 11078 synchronized (mPackages) { 11079 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11080 // Set up information for our fall-back user intent resolution activity. 11081 mPlatformPackage = pkg; 11082 pkg.mVersionCode = mSdkVersion; 11083 pkg.mVersionCodeMajor = 0; 11084 mAndroidApplication = pkg.applicationInfo; 11085 if (!mResolverReplaced) { 11086 mResolveActivity.applicationInfo = mAndroidApplication; 11087 mResolveActivity.name = ResolverActivity.class.getName(); 11088 mResolveActivity.packageName = mAndroidApplication.packageName; 11089 mResolveActivity.processName = "system:ui"; 11090 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11091 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11092 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11093 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11094 mResolveActivity.exported = true; 11095 mResolveActivity.enabled = true; 11096 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11097 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11098 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11099 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11100 | ActivityInfo.CONFIG_ORIENTATION 11101 | ActivityInfo.CONFIG_KEYBOARD 11102 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11103 mResolveInfo.activityInfo = mResolveActivity; 11104 mResolveInfo.priority = 0; 11105 mResolveInfo.preferredOrder = 0; 11106 mResolveInfo.match = 0; 11107 mResolveComponentName = new ComponentName( 11108 mAndroidApplication.packageName, mResolveActivity.name); 11109 } 11110 } 11111 } 11112 } 11113 11114 ArrayList<PackageParser.Package> clientLibPkgs = null; 11115 // writer 11116 synchronized (mPackages) { 11117 boolean hasStaticSharedLibs = false; 11118 11119 // Any app can add new static shared libraries 11120 if (pkg.staticSharedLibName != null) { 11121 // Static shared libs don't allow renaming as they have synthetic package 11122 // names to allow install of multiple versions, so use name from manifest. 11123 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11124 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11125 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11126 hasStaticSharedLibs = true; 11127 } else { 11128 Slog.w(TAG, "Package " + pkg.packageName + " library " 11129 + pkg.staticSharedLibName + " already exists; skipping"); 11130 } 11131 // Static shared libs cannot be updated once installed since they 11132 // use synthetic package name which includes the version code, so 11133 // not need to update other packages's shared lib dependencies. 11134 } 11135 11136 if (!hasStaticSharedLibs 11137 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11138 // Only system apps can add new dynamic shared libraries. 11139 if (pkg.libraryNames != null) { 11140 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11141 String name = pkg.libraryNames.get(i); 11142 boolean allowed = false; 11143 if (pkg.isUpdatedSystemApp()) { 11144 // New library entries can only be added through the 11145 // system image. This is important to get rid of a lot 11146 // of nasty edge cases: for example if we allowed a non- 11147 // system update of the app to add a library, then uninstalling 11148 // the update would make the library go away, and assumptions 11149 // we made such as through app install filtering would now 11150 // have allowed apps on the device which aren't compatible 11151 // with it. Better to just have the restriction here, be 11152 // conservative, and create many fewer cases that can negatively 11153 // impact the user experience. 11154 final PackageSetting sysPs = mSettings 11155 .getDisabledSystemPkgLPr(pkg.packageName); 11156 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11157 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11158 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11159 allowed = true; 11160 break; 11161 } 11162 } 11163 } 11164 } else { 11165 allowed = true; 11166 } 11167 if (allowed) { 11168 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11169 SharedLibraryInfo.VERSION_UNDEFINED, 11170 SharedLibraryInfo.TYPE_DYNAMIC, 11171 pkg.packageName, pkg.getLongVersionCode())) { 11172 Slog.w(TAG, "Package " + pkg.packageName + " library " 11173 + name + " already exists; skipping"); 11174 } 11175 } else { 11176 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11177 + name + " that is not declared on system image; skipping"); 11178 } 11179 } 11180 11181 if ((scanFlags & SCAN_BOOTING) == 0) { 11182 // If we are not booting, we need to update any applications 11183 // that are clients of our shared library. If we are booting, 11184 // this will all be done once the scan is complete. 11185 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11186 } 11187 } 11188 } 11189 } 11190 11191 if ((scanFlags & SCAN_BOOTING) != 0) { 11192 // No apps can run during boot scan, so they don't need to be frozen 11193 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11194 // Caller asked to not kill app, so it's probably not frozen 11195 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11196 // Caller asked us to ignore frozen check for some reason; they 11197 // probably didn't know the package name 11198 } else { 11199 // We're doing major surgery on this package, so it better be frozen 11200 // right now to keep it from launching 11201 checkPackageFrozen(pkgName); 11202 } 11203 11204 // Also need to kill any apps that are dependent on the library. 11205 if (clientLibPkgs != null) { 11206 for (int i=0; i<clientLibPkgs.size(); i++) { 11207 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11208 killApplication(clientPkg.applicationInfo.packageName, 11209 clientPkg.applicationInfo.uid, "update lib"); 11210 } 11211 } 11212 11213 // writer 11214 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11215 11216 synchronized (mPackages) { 11217 // We don't expect installation to fail beyond this point 11218 11219 // Add the new setting to mSettings 11220 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11221 // Add the new setting to mPackages 11222 mPackages.put(pkg.applicationInfo.packageName, pkg); 11223 // Make sure we don't accidentally delete its data. 11224 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11225 while (iter.hasNext()) { 11226 PackageCleanItem item = iter.next(); 11227 if (pkgName.equals(item.packageName)) { 11228 iter.remove(); 11229 } 11230 } 11231 11232 // Add the package's KeySets to the global KeySetManagerService 11233 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11234 ksms.addScannedPackageLPw(pkg); 11235 11236 int N = pkg.providers.size(); 11237 StringBuilder r = null; 11238 int i; 11239 for (i=0; i<N; i++) { 11240 PackageParser.Provider p = pkg.providers.get(i); 11241 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11242 p.info.processName); 11243 mProviders.addProvider(p); 11244 p.syncable = p.info.isSyncable; 11245 if (p.info.authority != null) { 11246 String names[] = p.info.authority.split(";"); 11247 p.info.authority = null; 11248 for (int j = 0; j < names.length; j++) { 11249 if (j == 1 && p.syncable) { 11250 // We only want the first authority for a provider to possibly be 11251 // syncable, so if we already added this provider using a different 11252 // authority clear the syncable flag. We copy the provider before 11253 // changing it because the mProviders object contains a reference 11254 // to a provider that we don't want to change. 11255 // Only do this for the second authority since the resulting provider 11256 // object can be the same for all future authorities for this provider. 11257 p = new PackageParser.Provider(p); 11258 p.syncable = false; 11259 } 11260 if (!mProvidersByAuthority.containsKey(names[j])) { 11261 mProvidersByAuthority.put(names[j], p); 11262 if (p.info.authority == null) { 11263 p.info.authority = names[j]; 11264 } else { 11265 p.info.authority = p.info.authority + ";" + names[j]; 11266 } 11267 if (DEBUG_PACKAGE_SCANNING) { 11268 if (chatty) 11269 Log.d(TAG, "Registered content provider: " + names[j] 11270 + ", className = " + p.info.name + ", isSyncable = " 11271 + p.info.isSyncable); 11272 } 11273 } else { 11274 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11275 Slog.w(TAG, "Skipping provider name " + names[j] + 11276 " (in package " + pkg.applicationInfo.packageName + 11277 "): name already used by " 11278 + ((other != null && other.getComponentName() != null) 11279 ? other.getComponentName().getPackageName() : "?")); 11280 } 11281 } 11282 } 11283 if (chatty) { 11284 if (r == null) { 11285 r = new StringBuilder(256); 11286 } else { 11287 r.append(' '); 11288 } 11289 r.append(p.info.name); 11290 } 11291 } 11292 if (r != null) { 11293 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11294 } 11295 11296 N = pkg.services.size(); 11297 r = null; 11298 for (i=0; i<N; i++) { 11299 PackageParser.Service s = pkg.services.get(i); 11300 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11301 s.info.processName); 11302 mServices.addService(s); 11303 if (chatty) { 11304 if (r == null) { 11305 r = new StringBuilder(256); 11306 } else { 11307 r.append(' '); 11308 } 11309 r.append(s.info.name); 11310 } 11311 } 11312 if (r != null) { 11313 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11314 } 11315 11316 N = pkg.receivers.size(); 11317 r = null; 11318 for (i=0; i<N; i++) { 11319 PackageParser.Activity a = pkg.receivers.get(i); 11320 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11321 a.info.processName); 11322 mReceivers.addActivity(a, "receiver"); 11323 if (chatty) { 11324 if (r == null) { 11325 r = new StringBuilder(256); 11326 } else { 11327 r.append(' '); 11328 } 11329 r.append(a.info.name); 11330 } 11331 } 11332 if (r != null) { 11333 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11334 } 11335 11336 N = pkg.activities.size(); 11337 r = null; 11338 for (i=0; i<N; i++) { 11339 PackageParser.Activity a = pkg.activities.get(i); 11340 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11341 a.info.processName); 11342 mActivities.addActivity(a, "activity"); 11343 if (chatty) { 11344 if (r == null) { 11345 r = new StringBuilder(256); 11346 } else { 11347 r.append(' '); 11348 } 11349 r.append(a.info.name); 11350 } 11351 } 11352 if (r != null) { 11353 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11354 } 11355 11356 // Don't allow ephemeral applications to define new permissions groups. 11357 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11358 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11359 + " ignored: instant apps cannot define new permission groups."); 11360 } else { 11361 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11362 } 11363 11364 // Don't allow ephemeral applications to define new permissions. 11365 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11366 Slog.w(TAG, "Permissions from package " + pkg.packageName 11367 + " ignored: instant apps cannot define new permissions."); 11368 } else { 11369 mPermissionManager.addAllPermissions(pkg, chatty); 11370 } 11371 11372 N = pkg.instrumentation.size(); 11373 r = null; 11374 for (i=0; i<N; i++) { 11375 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11376 a.info.packageName = pkg.applicationInfo.packageName; 11377 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11378 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11379 a.info.splitNames = pkg.splitNames; 11380 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11381 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11382 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11383 a.info.dataDir = pkg.applicationInfo.dataDir; 11384 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11385 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11386 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11387 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11388 mInstrumentation.put(a.getComponentName(), a); 11389 if (chatty) { 11390 if (r == null) { 11391 r = new StringBuilder(256); 11392 } else { 11393 r.append(' '); 11394 } 11395 r.append(a.info.name); 11396 } 11397 } 11398 if (r != null) { 11399 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11400 } 11401 11402 if (pkg.protectedBroadcasts != null) { 11403 N = pkg.protectedBroadcasts.size(); 11404 synchronized (mProtectedBroadcasts) { 11405 for (i = 0; i < N; i++) { 11406 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11407 } 11408 } 11409 } 11410 } 11411 11412 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11413 } 11414 11415 /** 11416 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11417 * is derived purely on the basis of the contents of {@code scanFile} and 11418 * {@code cpuAbiOverride}. 11419 * 11420 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11421 */ 11422 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11423 boolean extractLibs) 11424 throws PackageManagerException { 11425 // Give ourselves some initial paths; we'll come back for another 11426 // pass once we've determined ABI below. 11427 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11428 11429 // We would never need to extract libs for forward-locked and external packages, 11430 // since the container service will do it for us. We shouldn't attempt to 11431 // extract libs from system app when it was not updated. 11432 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11433 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11434 extractLibs = false; 11435 } 11436 11437 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11438 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11439 11440 NativeLibraryHelper.Handle handle = null; 11441 try { 11442 handle = NativeLibraryHelper.Handle.create(pkg); 11443 // TODO(multiArch): This can be null for apps that didn't go through the 11444 // usual installation process. We can calculate it again, like we 11445 // do during install time. 11446 // 11447 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11448 // unnecessary. 11449 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11450 11451 // Null out the abis so that they can be recalculated. 11452 pkg.applicationInfo.primaryCpuAbi = null; 11453 pkg.applicationInfo.secondaryCpuAbi = null; 11454 if (isMultiArch(pkg.applicationInfo)) { 11455 // Warn if we've set an abiOverride for multi-lib packages.. 11456 // By definition, we need to copy both 32 and 64 bit libraries for 11457 // such packages. 11458 if (pkg.cpuAbiOverride != null 11459 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11460 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11461 } 11462 11463 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11464 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11465 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11466 if (extractLibs) { 11467 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11468 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11469 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11470 useIsaSpecificSubdirs); 11471 } else { 11472 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11473 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11474 } 11475 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11476 } 11477 11478 // Shared library native code should be in the APK zip aligned 11479 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11480 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11481 "Shared library native lib extraction not supported"); 11482 } 11483 11484 maybeThrowExceptionForMultiArchCopy( 11485 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11486 11487 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11488 if (extractLibs) { 11489 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11490 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11491 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11492 useIsaSpecificSubdirs); 11493 } else { 11494 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11495 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11496 } 11497 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11498 } 11499 11500 maybeThrowExceptionForMultiArchCopy( 11501 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11502 11503 if (abi64 >= 0) { 11504 // Shared library native libs should be in the APK zip aligned 11505 if (extractLibs && pkg.isLibrary()) { 11506 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11507 "Shared library native lib extraction not supported"); 11508 } 11509 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11510 } 11511 11512 if (abi32 >= 0) { 11513 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11514 if (abi64 >= 0) { 11515 if (pkg.use32bitAbi) { 11516 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11517 pkg.applicationInfo.primaryCpuAbi = abi; 11518 } else { 11519 pkg.applicationInfo.secondaryCpuAbi = abi; 11520 } 11521 } else { 11522 pkg.applicationInfo.primaryCpuAbi = abi; 11523 } 11524 } 11525 } else { 11526 String[] abiList = (cpuAbiOverride != null) ? 11527 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11528 11529 // Enable gross and lame hacks for apps that are built with old 11530 // SDK tools. We must scan their APKs for renderscript bitcode and 11531 // not launch them if it's present. Don't bother checking on devices 11532 // that don't have 64 bit support. 11533 boolean needsRenderScriptOverride = false; 11534 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11535 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11536 abiList = Build.SUPPORTED_32_BIT_ABIS; 11537 needsRenderScriptOverride = true; 11538 } 11539 11540 final int copyRet; 11541 if (extractLibs) { 11542 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11543 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11544 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11545 } else { 11546 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11547 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11548 } 11549 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11550 11551 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11552 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11553 "Error unpackaging native libs for app, errorCode=" + copyRet); 11554 } 11555 11556 if (copyRet >= 0) { 11557 // Shared libraries that have native libs must be multi-architecture 11558 if (pkg.isLibrary()) { 11559 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11560 "Shared library with native libs must be multiarch"); 11561 } 11562 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11563 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11564 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11565 } else if (needsRenderScriptOverride) { 11566 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11567 } 11568 } 11569 } catch (IOException ioe) { 11570 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11571 } finally { 11572 IoUtils.closeQuietly(handle); 11573 } 11574 11575 // Now that we've calculated the ABIs and determined if it's an internal app, 11576 // we will go ahead and populate the nativeLibraryPath. 11577 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11578 } 11579 11580 /** 11581 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11582 * i.e, so that all packages can be run inside a single process if required. 11583 * 11584 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11585 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11586 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11587 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11588 * updating a package that belongs to a shared user. 11589 * 11590 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11591 * adds unnecessary complexity. 11592 */ 11593 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11594 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11595 List<String> changedAbiCodePath = null; 11596 String requiredInstructionSet = null; 11597 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11598 requiredInstructionSet = VMRuntime.getInstructionSet( 11599 scannedPackage.applicationInfo.primaryCpuAbi); 11600 } 11601 11602 PackageSetting requirer = null; 11603 for (PackageSetting ps : packagesForUser) { 11604 // If packagesForUser contains scannedPackage, we skip it. This will happen 11605 // when scannedPackage is an update of an existing package. Without this check, 11606 // we will never be able to change the ABI of any package belonging to a shared 11607 // user, even if it's compatible with other packages. 11608 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11609 if (ps.primaryCpuAbiString == null) { 11610 continue; 11611 } 11612 11613 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11614 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11615 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11616 // this but there's not much we can do. 11617 String errorMessage = "Instruction set mismatch, " 11618 + ((requirer == null) ? "[caller]" : requirer) 11619 + " requires " + requiredInstructionSet + " whereas " + ps 11620 + " requires " + instructionSet; 11621 Slog.w(TAG, errorMessage); 11622 } 11623 11624 if (requiredInstructionSet == null) { 11625 requiredInstructionSet = instructionSet; 11626 requirer = ps; 11627 } 11628 } 11629 } 11630 11631 if (requiredInstructionSet != null) { 11632 String adjustedAbi; 11633 if (requirer != null) { 11634 // requirer != null implies that either scannedPackage was null or that scannedPackage 11635 // did not require an ABI, in which case we have to adjust scannedPackage to match 11636 // the ABI of the set (which is the same as requirer's ABI) 11637 adjustedAbi = requirer.primaryCpuAbiString; 11638 if (scannedPackage != null) { 11639 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11640 } 11641 } else { 11642 // requirer == null implies that we're updating all ABIs in the set to 11643 // match scannedPackage. 11644 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11645 } 11646 11647 for (PackageSetting ps : packagesForUser) { 11648 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11649 if (ps.primaryCpuAbiString != null) { 11650 continue; 11651 } 11652 11653 ps.primaryCpuAbiString = adjustedAbi; 11654 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11655 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11656 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11657 if (DEBUG_ABI_SELECTION) { 11658 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11659 + " (requirer=" 11660 + (requirer != null ? requirer.pkg : "null") 11661 + ", scannedPackage=" 11662 + (scannedPackage != null ? scannedPackage : "null") 11663 + ")"); 11664 } 11665 if (changedAbiCodePath == null) { 11666 changedAbiCodePath = new ArrayList<>(); 11667 } 11668 changedAbiCodePath.add(ps.codePathString); 11669 } 11670 } 11671 } 11672 } 11673 return changedAbiCodePath; 11674 } 11675 11676 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11677 synchronized (mPackages) { 11678 mResolverReplaced = true; 11679 // Set up information for custom user intent resolution activity. 11680 mResolveActivity.applicationInfo = pkg.applicationInfo; 11681 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11682 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11683 mResolveActivity.processName = pkg.applicationInfo.packageName; 11684 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11685 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11686 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11687 mResolveActivity.theme = 0; 11688 mResolveActivity.exported = true; 11689 mResolveActivity.enabled = true; 11690 mResolveInfo.activityInfo = mResolveActivity; 11691 mResolveInfo.priority = 0; 11692 mResolveInfo.preferredOrder = 0; 11693 mResolveInfo.match = 0; 11694 mResolveComponentName = mCustomResolverComponentName; 11695 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11696 mResolveComponentName); 11697 } 11698 } 11699 11700 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11701 if (installerActivity == null) { 11702 if (DEBUG_INSTANT) { 11703 Slog.d(TAG, "Clear ephemeral installer activity"); 11704 } 11705 mInstantAppInstallerActivity = null; 11706 return; 11707 } 11708 11709 if (DEBUG_INSTANT) { 11710 Slog.d(TAG, "Set ephemeral installer activity: " 11711 + installerActivity.getComponentName()); 11712 } 11713 // Set up information for ephemeral installer activity 11714 mInstantAppInstallerActivity = installerActivity; 11715 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11716 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11717 mInstantAppInstallerActivity.exported = true; 11718 mInstantAppInstallerActivity.enabled = true; 11719 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11720 mInstantAppInstallerInfo.priority = 1; 11721 mInstantAppInstallerInfo.preferredOrder = 1; 11722 mInstantAppInstallerInfo.isDefault = true; 11723 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11724 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11725 } 11726 11727 private static String calculateBundledApkRoot(final String codePathString) { 11728 final File codePath = new File(codePathString); 11729 final File codeRoot; 11730 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11731 codeRoot = Environment.getRootDirectory(); 11732 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11733 codeRoot = Environment.getOemDirectory(); 11734 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11735 codeRoot = Environment.getVendorDirectory(); 11736 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11737 codeRoot = Environment.getProductDirectory(); 11738 } else { 11739 // Unrecognized code path; take its top real segment as the apk root: 11740 // e.g. /something/app/blah.apk => /something 11741 try { 11742 File f = codePath.getCanonicalFile(); 11743 File parent = f.getParentFile(); // non-null because codePath is a file 11744 File tmp; 11745 while ((tmp = parent.getParentFile()) != null) { 11746 f = parent; 11747 parent = tmp; 11748 } 11749 codeRoot = f; 11750 Slog.w(TAG, "Unrecognized code path " 11751 + codePath + " - using " + codeRoot); 11752 } catch (IOException e) { 11753 // Can't canonicalize the code path -- shenanigans? 11754 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11755 return Environment.getRootDirectory().getPath(); 11756 } 11757 } 11758 return codeRoot.getPath(); 11759 } 11760 11761 /** 11762 * Derive and set the location of native libraries for the given package, 11763 * which varies depending on where and how the package was installed. 11764 */ 11765 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11766 final ApplicationInfo info = pkg.applicationInfo; 11767 final String codePath = pkg.codePath; 11768 final File codeFile = new File(codePath); 11769 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11770 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11771 11772 info.nativeLibraryRootDir = null; 11773 info.nativeLibraryRootRequiresIsa = false; 11774 info.nativeLibraryDir = null; 11775 info.secondaryNativeLibraryDir = null; 11776 11777 if (isApkFile(codeFile)) { 11778 // Monolithic install 11779 if (bundledApp) { 11780 // If "/system/lib64/apkname" exists, assume that is the per-package 11781 // native library directory to use; otherwise use "/system/lib/apkname". 11782 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11783 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11784 getPrimaryInstructionSet(info)); 11785 11786 // This is a bundled system app so choose the path based on the ABI. 11787 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11788 // is just the default path. 11789 final String apkName = deriveCodePathName(codePath); 11790 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11791 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11792 apkName).getAbsolutePath(); 11793 11794 if (info.secondaryCpuAbi != null) { 11795 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11796 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11797 secondaryLibDir, apkName).getAbsolutePath(); 11798 } 11799 } else if (asecApp) { 11800 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11801 .getAbsolutePath(); 11802 } else { 11803 final String apkName = deriveCodePathName(codePath); 11804 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11805 .getAbsolutePath(); 11806 } 11807 11808 info.nativeLibraryRootRequiresIsa = false; 11809 info.nativeLibraryDir = info.nativeLibraryRootDir; 11810 } else { 11811 // Cluster install 11812 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11813 info.nativeLibraryRootRequiresIsa = true; 11814 11815 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11816 getPrimaryInstructionSet(info)).getAbsolutePath(); 11817 11818 if (info.secondaryCpuAbi != null) { 11819 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11820 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11821 } 11822 } 11823 } 11824 11825 /** 11826 * Calculate the abis and roots for a bundled app. These can uniquely 11827 * be determined from the contents of the system partition, i.e whether 11828 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11829 * of this information, and instead assume that the system was built 11830 * sensibly. 11831 */ 11832 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11833 PackageSetting pkgSetting) { 11834 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11835 11836 // If "/system/lib64/apkname" exists, assume that is the per-package 11837 // native library directory to use; otherwise use "/system/lib/apkname". 11838 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11839 setBundledAppAbi(pkg, apkRoot, apkName); 11840 // pkgSetting might be null during rescan following uninstall of updates 11841 // to a bundled app, so accommodate that possibility. The settings in 11842 // that case will be established later from the parsed package. 11843 // 11844 // If the settings aren't null, sync them up with what we've just derived. 11845 // note that apkRoot isn't stored in the package settings. 11846 if (pkgSetting != null) { 11847 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11848 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11849 } 11850 } 11851 11852 /** 11853 * Deduces the ABI of a bundled app and sets the relevant fields on the 11854 * parsed pkg object. 11855 * 11856 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11857 * under which system libraries are installed. 11858 * @param apkName the name of the installed package. 11859 */ 11860 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11861 final File codeFile = new File(pkg.codePath); 11862 11863 final boolean has64BitLibs; 11864 final boolean has32BitLibs; 11865 if (isApkFile(codeFile)) { 11866 // Monolithic install 11867 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11868 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11869 } else { 11870 // Cluster install 11871 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11872 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11873 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11874 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11875 has64BitLibs = (new File(rootDir, isa)).exists(); 11876 } else { 11877 has64BitLibs = false; 11878 } 11879 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11880 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11881 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11882 has32BitLibs = (new File(rootDir, isa)).exists(); 11883 } else { 11884 has32BitLibs = false; 11885 } 11886 } 11887 11888 if (has64BitLibs && !has32BitLibs) { 11889 // The package has 64 bit libs, but not 32 bit libs. Its primary 11890 // ABI should be 64 bit. We can safely assume here that the bundled 11891 // native libraries correspond to the most preferred ABI in the list. 11892 11893 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11894 pkg.applicationInfo.secondaryCpuAbi = null; 11895 } else if (has32BitLibs && !has64BitLibs) { 11896 // The package has 32 bit libs but not 64 bit libs. Its primary 11897 // ABI should be 32 bit. 11898 11899 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11900 pkg.applicationInfo.secondaryCpuAbi = null; 11901 } else if (has32BitLibs && has64BitLibs) { 11902 // The application has both 64 and 32 bit bundled libraries. We check 11903 // here that the app declares multiArch support, and warn if it doesn't. 11904 // 11905 // We will be lenient here and record both ABIs. The primary will be the 11906 // ABI that's higher on the list, i.e, a device that's configured to prefer 11907 // 64 bit apps will see a 64 bit primary ABI, 11908 11909 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11910 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11911 } 11912 11913 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11914 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11915 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11916 } else { 11917 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11918 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11919 } 11920 } else { 11921 pkg.applicationInfo.primaryCpuAbi = null; 11922 pkg.applicationInfo.secondaryCpuAbi = null; 11923 } 11924 } 11925 11926 private void killApplication(String pkgName, int appId, String reason) { 11927 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11928 } 11929 11930 private void killApplication(String pkgName, int appId, int userId, String reason) { 11931 // Request the ActivityManager to kill the process(only for existing packages) 11932 // so that we do not end up in a confused state while the user is still using the older 11933 // version of the application while the new one gets installed. 11934 final long token = Binder.clearCallingIdentity(); 11935 try { 11936 IActivityManager am = ActivityManager.getService(); 11937 if (am != null) { 11938 try { 11939 am.killApplication(pkgName, appId, userId, reason); 11940 } catch (RemoteException e) { 11941 } 11942 } 11943 } finally { 11944 Binder.restoreCallingIdentity(token); 11945 } 11946 } 11947 11948 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11949 // Remove the parent package setting 11950 PackageSetting ps = (PackageSetting) pkg.mExtras; 11951 if (ps != null) { 11952 removePackageLI(ps, chatty); 11953 } 11954 // Remove the child package setting 11955 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11956 for (int i = 0; i < childCount; i++) { 11957 PackageParser.Package childPkg = pkg.childPackages.get(i); 11958 ps = (PackageSetting) childPkg.mExtras; 11959 if (ps != null) { 11960 removePackageLI(ps, chatty); 11961 } 11962 } 11963 } 11964 11965 void removePackageLI(PackageSetting ps, boolean chatty) { 11966 if (DEBUG_INSTALL) { 11967 if (chatty) 11968 Log.d(TAG, "Removing package " + ps.name); 11969 } 11970 11971 // writer 11972 synchronized (mPackages) { 11973 mPackages.remove(ps.name); 11974 final PackageParser.Package pkg = ps.pkg; 11975 if (pkg != null) { 11976 cleanPackageDataStructuresLILPw(pkg, chatty); 11977 } 11978 } 11979 } 11980 11981 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11982 if (DEBUG_INSTALL) { 11983 if (chatty) 11984 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11985 } 11986 11987 // writer 11988 synchronized (mPackages) { 11989 // Remove the parent package 11990 mPackages.remove(pkg.applicationInfo.packageName); 11991 cleanPackageDataStructuresLILPw(pkg, chatty); 11992 11993 // Remove the child packages 11994 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11995 for (int i = 0; i < childCount; i++) { 11996 PackageParser.Package childPkg = pkg.childPackages.get(i); 11997 mPackages.remove(childPkg.applicationInfo.packageName); 11998 cleanPackageDataStructuresLILPw(childPkg, chatty); 11999 } 12000 } 12001 } 12002 12003 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12004 int N = pkg.providers.size(); 12005 StringBuilder r = null; 12006 int i; 12007 for (i=0; i<N; i++) { 12008 PackageParser.Provider p = pkg.providers.get(i); 12009 mProviders.removeProvider(p); 12010 if (p.info.authority == null) { 12011 12012 /* There was another ContentProvider with this authority when 12013 * this app was installed so this authority is null, 12014 * Ignore it as we don't have to unregister the provider. 12015 */ 12016 continue; 12017 } 12018 String names[] = p.info.authority.split(";"); 12019 for (int j = 0; j < names.length; j++) { 12020 if (mProvidersByAuthority.get(names[j]) == p) { 12021 mProvidersByAuthority.remove(names[j]); 12022 if (DEBUG_REMOVE) { 12023 if (chatty) 12024 Log.d(TAG, "Unregistered content provider: " + names[j] 12025 + ", className = " + p.info.name + ", isSyncable = " 12026 + p.info.isSyncable); 12027 } 12028 } 12029 } 12030 if (DEBUG_REMOVE && chatty) { 12031 if (r == null) { 12032 r = new StringBuilder(256); 12033 } else { 12034 r.append(' '); 12035 } 12036 r.append(p.info.name); 12037 } 12038 } 12039 if (r != null) { 12040 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12041 } 12042 12043 N = pkg.services.size(); 12044 r = null; 12045 for (i=0; i<N; i++) { 12046 PackageParser.Service s = pkg.services.get(i); 12047 mServices.removeService(s); 12048 if (chatty) { 12049 if (r == null) { 12050 r = new StringBuilder(256); 12051 } else { 12052 r.append(' '); 12053 } 12054 r.append(s.info.name); 12055 } 12056 } 12057 if (r != null) { 12058 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12059 } 12060 12061 N = pkg.receivers.size(); 12062 r = null; 12063 for (i=0; i<N; i++) { 12064 PackageParser.Activity a = pkg.receivers.get(i); 12065 mReceivers.removeActivity(a, "receiver"); 12066 if (DEBUG_REMOVE && chatty) { 12067 if (r == null) { 12068 r = new StringBuilder(256); 12069 } else { 12070 r.append(' '); 12071 } 12072 r.append(a.info.name); 12073 } 12074 } 12075 if (r != null) { 12076 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12077 } 12078 12079 N = pkg.activities.size(); 12080 r = null; 12081 for (i=0; i<N; i++) { 12082 PackageParser.Activity a = pkg.activities.get(i); 12083 mActivities.removeActivity(a, "activity"); 12084 if (DEBUG_REMOVE && chatty) { 12085 if (r == null) { 12086 r = new StringBuilder(256); 12087 } else { 12088 r.append(' '); 12089 } 12090 r.append(a.info.name); 12091 } 12092 } 12093 if (r != null) { 12094 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12095 } 12096 12097 mPermissionManager.removeAllPermissions(pkg, chatty); 12098 12099 N = pkg.instrumentation.size(); 12100 r = null; 12101 for (i=0; i<N; i++) { 12102 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12103 mInstrumentation.remove(a.getComponentName()); 12104 if (DEBUG_REMOVE && chatty) { 12105 if (r == null) { 12106 r = new StringBuilder(256); 12107 } else { 12108 r.append(' '); 12109 } 12110 r.append(a.info.name); 12111 } 12112 } 12113 if (r != null) { 12114 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12115 } 12116 12117 r = null; 12118 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12119 // Only system apps can hold shared libraries. 12120 if (pkg.libraryNames != null) { 12121 for (i = 0; i < pkg.libraryNames.size(); i++) { 12122 String name = pkg.libraryNames.get(i); 12123 if (removeSharedLibraryLPw(name, 0)) { 12124 if (DEBUG_REMOVE && chatty) { 12125 if (r == null) { 12126 r = new StringBuilder(256); 12127 } else { 12128 r.append(' '); 12129 } 12130 r.append(name); 12131 } 12132 } 12133 } 12134 } 12135 } 12136 12137 r = null; 12138 12139 // Any package can hold static shared libraries. 12140 if (pkg.staticSharedLibName != null) { 12141 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12142 if (DEBUG_REMOVE && chatty) { 12143 if (r == null) { 12144 r = new StringBuilder(256); 12145 } else { 12146 r.append(' '); 12147 } 12148 r.append(pkg.staticSharedLibName); 12149 } 12150 } 12151 } 12152 12153 if (r != null) { 12154 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12155 } 12156 } 12157 12158 12159 final class ActivityIntentResolver 12160 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12161 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12162 boolean defaultOnly, int userId) { 12163 if (!sUserManager.exists(userId)) return null; 12164 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12165 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12166 } 12167 12168 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12169 int userId) { 12170 if (!sUserManager.exists(userId)) return null; 12171 mFlags = flags; 12172 return super.queryIntent(intent, resolvedType, 12173 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12174 userId); 12175 } 12176 12177 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12178 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12179 if (!sUserManager.exists(userId)) return null; 12180 if (packageActivities == null) { 12181 return null; 12182 } 12183 mFlags = flags; 12184 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12185 final int N = packageActivities.size(); 12186 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12187 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12188 12189 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12190 for (int i = 0; i < N; ++i) { 12191 intentFilters = packageActivities.get(i).intents; 12192 if (intentFilters != null && intentFilters.size() > 0) { 12193 PackageParser.ActivityIntentInfo[] array = 12194 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12195 intentFilters.toArray(array); 12196 listCut.add(array); 12197 } 12198 } 12199 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12200 } 12201 12202 /** 12203 * Finds a privileged activity that matches the specified activity names. 12204 */ 12205 private PackageParser.Activity findMatchingActivity( 12206 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12207 for (PackageParser.Activity sysActivity : activityList) { 12208 if (sysActivity.info.name.equals(activityInfo.name)) { 12209 return sysActivity; 12210 } 12211 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12212 return sysActivity; 12213 } 12214 if (sysActivity.info.targetActivity != null) { 12215 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12216 return sysActivity; 12217 } 12218 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12219 return sysActivity; 12220 } 12221 } 12222 } 12223 return null; 12224 } 12225 12226 public class IterGenerator<E> { 12227 public Iterator<E> generate(ActivityIntentInfo info) { 12228 return null; 12229 } 12230 } 12231 12232 public class ActionIterGenerator extends IterGenerator<String> { 12233 @Override 12234 public Iterator<String> generate(ActivityIntentInfo info) { 12235 return info.actionsIterator(); 12236 } 12237 } 12238 12239 public class CategoriesIterGenerator extends IterGenerator<String> { 12240 @Override 12241 public Iterator<String> generate(ActivityIntentInfo info) { 12242 return info.categoriesIterator(); 12243 } 12244 } 12245 12246 public class SchemesIterGenerator extends IterGenerator<String> { 12247 @Override 12248 public Iterator<String> generate(ActivityIntentInfo info) { 12249 return info.schemesIterator(); 12250 } 12251 } 12252 12253 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12254 @Override 12255 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12256 return info.authoritiesIterator(); 12257 } 12258 } 12259 12260 /** 12261 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12262 * MODIFIED. Do not pass in a list that should not be changed. 12263 */ 12264 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12265 IterGenerator<T> generator, Iterator<T> searchIterator) { 12266 // loop through the set of actions; every one must be found in the intent filter 12267 while (searchIterator.hasNext()) { 12268 // we must have at least one filter in the list to consider a match 12269 if (intentList.size() == 0) { 12270 break; 12271 } 12272 12273 final T searchAction = searchIterator.next(); 12274 12275 // loop through the set of intent filters 12276 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12277 while (intentIter.hasNext()) { 12278 final ActivityIntentInfo intentInfo = intentIter.next(); 12279 boolean selectionFound = false; 12280 12281 // loop through the intent filter's selection criteria; at least one 12282 // of them must match the searched criteria 12283 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12284 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12285 final T intentSelection = intentSelectionIter.next(); 12286 if (intentSelection != null && intentSelection.equals(searchAction)) { 12287 selectionFound = true; 12288 break; 12289 } 12290 } 12291 12292 // the selection criteria wasn't found in this filter's set; this filter 12293 // is not a potential match 12294 if (!selectionFound) { 12295 intentIter.remove(); 12296 } 12297 } 12298 } 12299 } 12300 12301 private boolean isProtectedAction(ActivityIntentInfo filter) { 12302 final Iterator<String> actionsIter = filter.actionsIterator(); 12303 while (actionsIter != null && actionsIter.hasNext()) { 12304 final String filterAction = actionsIter.next(); 12305 if (PROTECTED_ACTIONS.contains(filterAction)) { 12306 return true; 12307 } 12308 } 12309 return false; 12310 } 12311 12312 /** 12313 * Adjusts the priority of the given intent filter according to policy. 12314 * <p> 12315 * <ul> 12316 * <li>The priority for non privileged applications is capped to '0'</li> 12317 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12318 * <li>The priority for unbundled updates to privileged applications is capped to the 12319 * priority defined on the system partition</li> 12320 * </ul> 12321 * <p> 12322 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12323 * allowed to obtain any priority on any action. 12324 */ 12325 private void adjustPriority( 12326 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12327 // nothing to do; priority is fine as-is 12328 if (intent.getPriority() <= 0) { 12329 return; 12330 } 12331 12332 final ActivityInfo activityInfo = intent.activity.info; 12333 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12334 12335 final boolean privilegedApp = 12336 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12337 if (!privilegedApp) { 12338 // non-privileged applications can never define a priority >0 12339 if (DEBUG_FILTERS) { 12340 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12341 + " package: " + applicationInfo.packageName 12342 + " activity: " + intent.activity.className 12343 + " origPrio: " + intent.getPriority()); 12344 } 12345 intent.setPriority(0); 12346 return; 12347 } 12348 12349 if (systemActivities == null) { 12350 // the system package is not disabled; we're parsing the system partition 12351 if (isProtectedAction(intent)) { 12352 if (mDeferProtectedFilters) { 12353 // We can't deal with these just yet. No component should ever obtain a 12354 // >0 priority for a protected actions, with ONE exception -- the setup 12355 // wizard. The setup wizard, however, cannot be known until we're able to 12356 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12357 // until all intent filters have been processed. Chicken, meet egg. 12358 // Let the filter temporarily have a high priority and rectify the 12359 // priorities after all system packages have been scanned. 12360 mProtectedFilters.add(intent); 12361 if (DEBUG_FILTERS) { 12362 Slog.i(TAG, "Protected action; save for later;" 12363 + " package: " + applicationInfo.packageName 12364 + " activity: " + intent.activity.className 12365 + " origPrio: " + intent.getPriority()); 12366 } 12367 return; 12368 } else { 12369 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12370 Slog.i(TAG, "No setup wizard;" 12371 + " All protected intents capped to priority 0"); 12372 } 12373 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12374 if (DEBUG_FILTERS) { 12375 Slog.i(TAG, "Found setup wizard;" 12376 + " allow priority " + intent.getPriority() + ";" 12377 + " package: " + intent.activity.info.packageName 12378 + " activity: " + intent.activity.className 12379 + " priority: " + intent.getPriority()); 12380 } 12381 // setup wizard gets whatever it wants 12382 return; 12383 } 12384 if (DEBUG_FILTERS) { 12385 Slog.i(TAG, "Protected action; cap priority to 0;" 12386 + " package: " + intent.activity.info.packageName 12387 + " activity: " + intent.activity.className 12388 + " origPrio: " + intent.getPriority()); 12389 } 12390 intent.setPriority(0); 12391 return; 12392 } 12393 } 12394 // privileged apps on the system image get whatever priority they request 12395 return; 12396 } 12397 12398 // privileged app unbundled update ... try to find the same activity 12399 final PackageParser.Activity foundActivity = 12400 findMatchingActivity(systemActivities, activityInfo); 12401 if (foundActivity == null) { 12402 // this is a new activity; it cannot obtain >0 priority 12403 if (DEBUG_FILTERS) { 12404 Slog.i(TAG, "New activity; cap priority to 0;" 12405 + " package: " + applicationInfo.packageName 12406 + " activity: " + intent.activity.className 12407 + " origPrio: " + intent.getPriority()); 12408 } 12409 intent.setPriority(0); 12410 return; 12411 } 12412 12413 // found activity, now check for filter equivalence 12414 12415 // a shallow copy is enough; we modify the list, not its contents 12416 final List<ActivityIntentInfo> intentListCopy = 12417 new ArrayList<>(foundActivity.intents); 12418 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12419 12420 // find matching action subsets 12421 final Iterator<String> actionsIterator = intent.actionsIterator(); 12422 if (actionsIterator != null) { 12423 getIntentListSubset( 12424 intentListCopy, new ActionIterGenerator(), actionsIterator); 12425 if (intentListCopy.size() == 0) { 12426 // no more intents to match; we're not equivalent 12427 if (DEBUG_FILTERS) { 12428 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12429 + " package: " + applicationInfo.packageName 12430 + " activity: " + intent.activity.className 12431 + " origPrio: " + intent.getPriority()); 12432 } 12433 intent.setPriority(0); 12434 return; 12435 } 12436 } 12437 12438 // find matching category subsets 12439 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12440 if (categoriesIterator != null) { 12441 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12442 categoriesIterator); 12443 if (intentListCopy.size() == 0) { 12444 // no more intents to match; we're not equivalent 12445 if (DEBUG_FILTERS) { 12446 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12447 + " package: " + applicationInfo.packageName 12448 + " activity: " + intent.activity.className 12449 + " origPrio: " + intent.getPriority()); 12450 } 12451 intent.setPriority(0); 12452 return; 12453 } 12454 } 12455 12456 // find matching schemes subsets 12457 final Iterator<String> schemesIterator = intent.schemesIterator(); 12458 if (schemesIterator != null) { 12459 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12460 schemesIterator); 12461 if (intentListCopy.size() == 0) { 12462 // no more intents to match; we're not equivalent 12463 if (DEBUG_FILTERS) { 12464 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12465 + " package: " + applicationInfo.packageName 12466 + " activity: " + intent.activity.className 12467 + " origPrio: " + intent.getPriority()); 12468 } 12469 intent.setPriority(0); 12470 return; 12471 } 12472 } 12473 12474 // find matching authorities subsets 12475 final Iterator<IntentFilter.AuthorityEntry> 12476 authoritiesIterator = intent.authoritiesIterator(); 12477 if (authoritiesIterator != null) { 12478 getIntentListSubset(intentListCopy, 12479 new AuthoritiesIterGenerator(), 12480 authoritiesIterator); 12481 if (intentListCopy.size() == 0) { 12482 // no more intents to match; we're not equivalent 12483 if (DEBUG_FILTERS) { 12484 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12485 + " package: " + applicationInfo.packageName 12486 + " activity: " + intent.activity.className 12487 + " origPrio: " + intent.getPriority()); 12488 } 12489 intent.setPriority(0); 12490 return; 12491 } 12492 } 12493 12494 // we found matching filter(s); app gets the max priority of all intents 12495 int cappedPriority = 0; 12496 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12497 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12498 } 12499 if (intent.getPriority() > cappedPriority) { 12500 if (DEBUG_FILTERS) { 12501 Slog.i(TAG, "Found matching filter(s);" 12502 + " cap priority to " + cappedPriority + ";" 12503 + " package: " + applicationInfo.packageName 12504 + " activity: " + intent.activity.className 12505 + " origPrio: " + intent.getPriority()); 12506 } 12507 intent.setPriority(cappedPriority); 12508 return; 12509 } 12510 // all this for nothing; the requested priority was <= what was on the system 12511 } 12512 12513 public final void addActivity(PackageParser.Activity a, String type) { 12514 mActivities.put(a.getComponentName(), a); 12515 if (DEBUG_SHOW_INFO) 12516 Log.v( 12517 TAG, " " + type + " " + 12518 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12519 if (DEBUG_SHOW_INFO) 12520 Log.v(TAG, " Class=" + a.info.name); 12521 final int NI = a.intents.size(); 12522 for (int j=0; j<NI; j++) { 12523 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12524 if ("activity".equals(type)) { 12525 final PackageSetting ps = 12526 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12527 final List<PackageParser.Activity> systemActivities = 12528 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12529 adjustPriority(systemActivities, intent); 12530 } 12531 if (DEBUG_SHOW_INFO) { 12532 Log.v(TAG, " IntentFilter:"); 12533 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12534 } 12535 if (!intent.debugCheck()) { 12536 Log.w(TAG, "==> For Activity " + a.info.name); 12537 } 12538 addFilter(intent); 12539 } 12540 } 12541 12542 public final void removeActivity(PackageParser.Activity a, String type) { 12543 mActivities.remove(a.getComponentName()); 12544 if (DEBUG_SHOW_INFO) { 12545 Log.v(TAG, " " + type + " " 12546 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12547 : a.info.name) + ":"); 12548 Log.v(TAG, " Class=" + a.info.name); 12549 } 12550 final int NI = a.intents.size(); 12551 for (int j=0; j<NI; j++) { 12552 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12553 if (DEBUG_SHOW_INFO) { 12554 Log.v(TAG, " IntentFilter:"); 12555 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12556 } 12557 removeFilter(intent); 12558 } 12559 } 12560 12561 @Override 12562 protected boolean allowFilterResult( 12563 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12564 ActivityInfo filterAi = filter.activity.info; 12565 for (int i=dest.size()-1; i>=0; i--) { 12566 ActivityInfo destAi = dest.get(i).activityInfo; 12567 if (destAi.name == filterAi.name 12568 && destAi.packageName == filterAi.packageName) { 12569 return false; 12570 } 12571 } 12572 return true; 12573 } 12574 12575 @Override 12576 protected ActivityIntentInfo[] newArray(int size) { 12577 return new ActivityIntentInfo[size]; 12578 } 12579 12580 @Override 12581 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12582 if (!sUserManager.exists(userId)) return true; 12583 PackageParser.Package p = filter.activity.owner; 12584 if (p != null) { 12585 PackageSetting ps = (PackageSetting)p.mExtras; 12586 if (ps != null) { 12587 // System apps are never considered stopped for purposes of 12588 // filtering, because there may be no way for the user to 12589 // actually re-launch them. 12590 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12591 && ps.getStopped(userId); 12592 } 12593 } 12594 return false; 12595 } 12596 12597 @Override 12598 protected boolean isPackageForFilter(String packageName, 12599 PackageParser.ActivityIntentInfo info) { 12600 return packageName.equals(info.activity.owner.packageName); 12601 } 12602 12603 @Override 12604 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12605 int match, int userId) { 12606 if (!sUserManager.exists(userId)) return null; 12607 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12608 return null; 12609 } 12610 final PackageParser.Activity activity = info.activity; 12611 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12612 if (ps == null) { 12613 return null; 12614 } 12615 final PackageUserState userState = ps.readUserState(userId); 12616 ActivityInfo ai = 12617 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12618 if (ai == null) { 12619 return null; 12620 } 12621 final boolean matchExplicitlyVisibleOnly = 12622 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12623 final boolean matchVisibleToInstantApp = 12624 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12625 final boolean componentVisible = 12626 matchVisibleToInstantApp 12627 && info.isVisibleToInstantApp() 12628 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12629 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12630 // throw out filters that aren't visible to ephemeral apps 12631 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12632 return null; 12633 } 12634 // throw out instant app filters if we're not explicitly requesting them 12635 if (!matchInstantApp && userState.instantApp) { 12636 return null; 12637 } 12638 // throw out instant app filters if updates are available; will trigger 12639 // instant app resolution 12640 if (userState.instantApp && ps.isUpdateAvailable()) { 12641 return null; 12642 } 12643 final ResolveInfo res = new ResolveInfo(); 12644 res.activityInfo = ai; 12645 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12646 res.filter = info; 12647 } 12648 if (info != null) { 12649 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12650 } 12651 res.priority = info.getPriority(); 12652 res.preferredOrder = activity.owner.mPreferredOrder; 12653 //System.out.println("Result: " + res.activityInfo.className + 12654 // " = " + res.priority); 12655 res.match = match; 12656 res.isDefault = info.hasDefault; 12657 res.labelRes = info.labelRes; 12658 res.nonLocalizedLabel = info.nonLocalizedLabel; 12659 if (userNeedsBadging(userId)) { 12660 res.noResourceId = true; 12661 } else { 12662 res.icon = info.icon; 12663 } 12664 res.iconResourceId = info.icon; 12665 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12666 res.isInstantAppAvailable = userState.instantApp; 12667 return res; 12668 } 12669 12670 @Override 12671 protected void sortResults(List<ResolveInfo> results) { 12672 Collections.sort(results, mResolvePrioritySorter); 12673 } 12674 12675 @Override 12676 protected void dumpFilter(PrintWriter out, String prefix, 12677 PackageParser.ActivityIntentInfo filter) { 12678 out.print(prefix); out.print( 12679 Integer.toHexString(System.identityHashCode(filter.activity))); 12680 out.print(' '); 12681 filter.activity.printComponentShortName(out); 12682 out.print(" filter "); 12683 out.println(Integer.toHexString(System.identityHashCode(filter))); 12684 } 12685 12686 @Override 12687 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12688 return filter.activity; 12689 } 12690 12691 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12692 PackageParser.Activity activity = (PackageParser.Activity)label; 12693 out.print(prefix); out.print( 12694 Integer.toHexString(System.identityHashCode(activity))); 12695 out.print(' '); 12696 activity.printComponentShortName(out); 12697 if (count > 1) { 12698 out.print(" ("); out.print(count); out.print(" filters)"); 12699 } 12700 out.println(); 12701 } 12702 12703 // Keys are String (activity class name), values are Activity. 12704 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12705 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12706 private int mFlags; 12707 } 12708 12709 private final class ServiceIntentResolver 12710 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12711 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12712 boolean defaultOnly, int userId) { 12713 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12714 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12715 } 12716 12717 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12718 int userId) { 12719 if (!sUserManager.exists(userId)) return null; 12720 mFlags = flags; 12721 return super.queryIntent(intent, resolvedType, 12722 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12723 userId); 12724 } 12725 12726 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12727 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12728 if (!sUserManager.exists(userId)) return null; 12729 if (packageServices == null) { 12730 return null; 12731 } 12732 mFlags = flags; 12733 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12734 final int N = packageServices.size(); 12735 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12736 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12737 12738 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12739 for (int i = 0; i < N; ++i) { 12740 intentFilters = packageServices.get(i).intents; 12741 if (intentFilters != null && intentFilters.size() > 0) { 12742 PackageParser.ServiceIntentInfo[] array = 12743 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12744 intentFilters.toArray(array); 12745 listCut.add(array); 12746 } 12747 } 12748 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12749 } 12750 12751 public final void addService(PackageParser.Service s) { 12752 mServices.put(s.getComponentName(), s); 12753 if (DEBUG_SHOW_INFO) { 12754 Log.v(TAG, " " 12755 + (s.info.nonLocalizedLabel != null 12756 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12757 Log.v(TAG, " Class=" + s.info.name); 12758 } 12759 final int NI = s.intents.size(); 12760 int j; 12761 for (j=0; j<NI; j++) { 12762 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12763 if (DEBUG_SHOW_INFO) { 12764 Log.v(TAG, " IntentFilter:"); 12765 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12766 } 12767 if (!intent.debugCheck()) { 12768 Log.w(TAG, "==> For Service " + s.info.name); 12769 } 12770 addFilter(intent); 12771 } 12772 } 12773 12774 public final void removeService(PackageParser.Service s) { 12775 mServices.remove(s.getComponentName()); 12776 if (DEBUG_SHOW_INFO) { 12777 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12778 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12779 Log.v(TAG, " Class=" + s.info.name); 12780 } 12781 final int NI = s.intents.size(); 12782 int j; 12783 for (j=0; j<NI; j++) { 12784 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12785 if (DEBUG_SHOW_INFO) { 12786 Log.v(TAG, " IntentFilter:"); 12787 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12788 } 12789 removeFilter(intent); 12790 } 12791 } 12792 12793 @Override 12794 protected boolean allowFilterResult( 12795 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12796 ServiceInfo filterSi = filter.service.info; 12797 for (int i=dest.size()-1; i>=0; i--) { 12798 ServiceInfo destAi = dest.get(i).serviceInfo; 12799 if (destAi.name == filterSi.name 12800 && destAi.packageName == filterSi.packageName) { 12801 return false; 12802 } 12803 } 12804 return true; 12805 } 12806 12807 @Override 12808 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12809 return new PackageParser.ServiceIntentInfo[size]; 12810 } 12811 12812 @Override 12813 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12814 if (!sUserManager.exists(userId)) return true; 12815 PackageParser.Package p = filter.service.owner; 12816 if (p != null) { 12817 PackageSetting ps = (PackageSetting)p.mExtras; 12818 if (ps != null) { 12819 // System apps are never considered stopped for purposes of 12820 // filtering, because there may be no way for the user to 12821 // actually re-launch them. 12822 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12823 && ps.getStopped(userId); 12824 } 12825 } 12826 return false; 12827 } 12828 12829 @Override 12830 protected boolean isPackageForFilter(String packageName, 12831 PackageParser.ServiceIntentInfo info) { 12832 return packageName.equals(info.service.owner.packageName); 12833 } 12834 12835 @Override 12836 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12837 int match, int userId) { 12838 if (!sUserManager.exists(userId)) return null; 12839 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12840 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12841 return null; 12842 } 12843 final PackageParser.Service service = info.service; 12844 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12845 if (ps == null) { 12846 return null; 12847 } 12848 final PackageUserState userState = ps.readUserState(userId); 12849 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12850 userState, userId); 12851 if (si == null) { 12852 return null; 12853 } 12854 final boolean matchVisibleToInstantApp = 12855 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12856 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12857 // throw out filters that aren't visible to ephemeral apps 12858 if (matchVisibleToInstantApp 12859 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12860 return null; 12861 } 12862 // throw out ephemeral filters if we're not explicitly requesting them 12863 if (!isInstantApp && userState.instantApp) { 12864 return null; 12865 } 12866 // throw out instant app filters if updates are available; will trigger 12867 // instant app resolution 12868 if (userState.instantApp && ps.isUpdateAvailable()) { 12869 return null; 12870 } 12871 final ResolveInfo res = new ResolveInfo(); 12872 res.serviceInfo = si; 12873 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12874 res.filter = filter; 12875 } 12876 res.priority = info.getPriority(); 12877 res.preferredOrder = service.owner.mPreferredOrder; 12878 res.match = match; 12879 res.isDefault = info.hasDefault; 12880 res.labelRes = info.labelRes; 12881 res.nonLocalizedLabel = info.nonLocalizedLabel; 12882 res.icon = info.icon; 12883 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12884 return res; 12885 } 12886 12887 @Override 12888 protected void sortResults(List<ResolveInfo> results) { 12889 Collections.sort(results, mResolvePrioritySorter); 12890 } 12891 12892 @Override 12893 protected void dumpFilter(PrintWriter out, String prefix, 12894 PackageParser.ServiceIntentInfo filter) { 12895 out.print(prefix); out.print( 12896 Integer.toHexString(System.identityHashCode(filter.service))); 12897 out.print(' '); 12898 filter.service.printComponentShortName(out); 12899 out.print(" filter "); 12900 out.print(Integer.toHexString(System.identityHashCode(filter))); 12901 if (filter.service.info.permission != null) { 12902 out.print(" permission "); out.println(filter.service.info.permission); 12903 } else { 12904 out.println(); 12905 } 12906 } 12907 12908 @Override 12909 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12910 return filter.service; 12911 } 12912 12913 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12914 PackageParser.Service service = (PackageParser.Service)label; 12915 out.print(prefix); out.print( 12916 Integer.toHexString(System.identityHashCode(service))); 12917 out.print(' '); 12918 service.printComponentShortName(out); 12919 if (count > 1) { 12920 out.print(" ("); out.print(count); out.print(" filters)"); 12921 } 12922 out.println(); 12923 } 12924 12925// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12926// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12927// final List<ResolveInfo> retList = Lists.newArrayList(); 12928// while (i.hasNext()) { 12929// final ResolveInfo resolveInfo = (ResolveInfo) i; 12930// if (isEnabledLP(resolveInfo.serviceInfo)) { 12931// retList.add(resolveInfo); 12932// } 12933// } 12934// return retList; 12935// } 12936 12937 // Keys are String (activity class name), values are Activity. 12938 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12939 = new ArrayMap<ComponentName, PackageParser.Service>(); 12940 private int mFlags; 12941 } 12942 12943 private final class ProviderIntentResolver 12944 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12945 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12946 boolean defaultOnly, int userId) { 12947 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12948 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12949 } 12950 12951 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12952 int userId) { 12953 if (!sUserManager.exists(userId)) 12954 return null; 12955 mFlags = flags; 12956 return super.queryIntent(intent, resolvedType, 12957 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12958 userId); 12959 } 12960 12961 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12962 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12963 if (!sUserManager.exists(userId)) 12964 return null; 12965 if (packageProviders == null) { 12966 return null; 12967 } 12968 mFlags = flags; 12969 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12970 final int N = packageProviders.size(); 12971 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12972 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12973 12974 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12975 for (int i = 0; i < N; ++i) { 12976 intentFilters = packageProviders.get(i).intents; 12977 if (intentFilters != null && intentFilters.size() > 0) { 12978 PackageParser.ProviderIntentInfo[] array = 12979 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12980 intentFilters.toArray(array); 12981 listCut.add(array); 12982 } 12983 } 12984 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12985 } 12986 12987 public final void addProvider(PackageParser.Provider p) { 12988 if (mProviders.containsKey(p.getComponentName())) { 12989 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12990 return; 12991 } 12992 12993 mProviders.put(p.getComponentName(), p); 12994 if (DEBUG_SHOW_INFO) { 12995 Log.v(TAG, " " 12996 + (p.info.nonLocalizedLabel != null 12997 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12998 Log.v(TAG, " Class=" + p.info.name); 12999 } 13000 final int NI = p.intents.size(); 13001 int j; 13002 for (j = 0; j < NI; j++) { 13003 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13004 if (DEBUG_SHOW_INFO) { 13005 Log.v(TAG, " IntentFilter:"); 13006 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13007 } 13008 if (!intent.debugCheck()) { 13009 Log.w(TAG, "==> For Provider " + p.info.name); 13010 } 13011 addFilter(intent); 13012 } 13013 } 13014 13015 public final void removeProvider(PackageParser.Provider p) { 13016 mProviders.remove(p.getComponentName()); 13017 if (DEBUG_SHOW_INFO) { 13018 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13019 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13020 Log.v(TAG, " Class=" + p.info.name); 13021 } 13022 final int NI = p.intents.size(); 13023 int j; 13024 for (j = 0; j < NI; j++) { 13025 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13026 if (DEBUG_SHOW_INFO) { 13027 Log.v(TAG, " IntentFilter:"); 13028 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13029 } 13030 removeFilter(intent); 13031 } 13032 } 13033 13034 @Override 13035 protected boolean allowFilterResult( 13036 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13037 ProviderInfo filterPi = filter.provider.info; 13038 for (int i = dest.size() - 1; i >= 0; i--) { 13039 ProviderInfo destPi = dest.get(i).providerInfo; 13040 if (destPi.name == filterPi.name 13041 && destPi.packageName == filterPi.packageName) { 13042 return false; 13043 } 13044 } 13045 return true; 13046 } 13047 13048 @Override 13049 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13050 return new PackageParser.ProviderIntentInfo[size]; 13051 } 13052 13053 @Override 13054 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13055 if (!sUserManager.exists(userId)) 13056 return true; 13057 PackageParser.Package p = filter.provider.owner; 13058 if (p != null) { 13059 PackageSetting ps = (PackageSetting) p.mExtras; 13060 if (ps != null) { 13061 // System apps are never considered stopped for purposes of 13062 // filtering, because there may be no way for the user to 13063 // actually re-launch them. 13064 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13065 && ps.getStopped(userId); 13066 } 13067 } 13068 return false; 13069 } 13070 13071 @Override 13072 protected boolean isPackageForFilter(String packageName, 13073 PackageParser.ProviderIntentInfo info) { 13074 return packageName.equals(info.provider.owner.packageName); 13075 } 13076 13077 @Override 13078 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13079 int match, int userId) { 13080 if (!sUserManager.exists(userId)) 13081 return null; 13082 final PackageParser.ProviderIntentInfo info = filter; 13083 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13084 return null; 13085 } 13086 final PackageParser.Provider provider = info.provider; 13087 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13088 if (ps == null) { 13089 return null; 13090 } 13091 final PackageUserState userState = ps.readUserState(userId); 13092 final boolean matchVisibleToInstantApp = 13093 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13094 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13095 // throw out filters that aren't visible to instant applications 13096 if (matchVisibleToInstantApp 13097 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13098 return null; 13099 } 13100 // throw out instant application filters if we're not explicitly requesting them 13101 if (!isInstantApp && userState.instantApp) { 13102 return null; 13103 } 13104 // throw out instant application filters if updates are available; will trigger 13105 // instant application resolution 13106 if (userState.instantApp && ps.isUpdateAvailable()) { 13107 return null; 13108 } 13109 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13110 userState, userId); 13111 if (pi == null) { 13112 return null; 13113 } 13114 final ResolveInfo res = new ResolveInfo(); 13115 res.providerInfo = pi; 13116 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13117 res.filter = filter; 13118 } 13119 res.priority = info.getPriority(); 13120 res.preferredOrder = provider.owner.mPreferredOrder; 13121 res.match = match; 13122 res.isDefault = info.hasDefault; 13123 res.labelRes = info.labelRes; 13124 res.nonLocalizedLabel = info.nonLocalizedLabel; 13125 res.icon = info.icon; 13126 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13127 return res; 13128 } 13129 13130 @Override 13131 protected void sortResults(List<ResolveInfo> results) { 13132 Collections.sort(results, mResolvePrioritySorter); 13133 } 13134 13135 @Override 13136 protected void dumpFilter(PrintWriter out, String prefix, 13137 PackageParser.ProviderIntentInfo filter) { 13138 out.print(prefix); 13139 out.print( 13140 Integer.toHexString(System.identityHashCode(filter.provider))); 13141 out.print(' '); 13142 filter.provider.printComponentShortName(out); 13143 out.print(" filter "); 13144 out.println(Integer.toHexString(System.identityHashCode(filter))); 13145 } 13146 13147 @Override 13148 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13149 return filter.provider; 13150 } 13151 13152 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13153 PackageParser.Provider provider = (PackageParser.Provider)label; 13154 out.print(prefix); out.print( 13155 Integer.toHexString(System.identityHashCode(provider))); 13156 out.print(' '); 13157 provider.printComponentShortName(out); 13158 if (count > 1) { 13159 out.print(" ("); out.print(count); out.print(" filters)"); 13160 } 13161 out.println(); 13162 } 13163 13164 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13165 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13166 private int mFlags; 13167 } 13168 13169 static final class InstantAppIntentResolver 13170 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13171 AuxiliaryResolveInfo.AuxiliaryFilter> { 13172 /** 13173 * The result that has the highest defined order. Ordering applies on a 13174 * per-package basis. Mapping is from package name to Pair of order and 13175 * EphemeralResolveInfo. 13176 * <p> 13177 * NOTE: This is implemented as a field variable for convenience and efficiency. 13178 * By having a field variable, we're able to track filter ordering as soon as 13179 * a non-zero order is defined. Otherwise, multiple loops across the result set 13180 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13181 * this needs to be contained entirely within {@link #filterResults}. 13182 */ 13183 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13184 13185 @Override 13186 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13187 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13188 } 13189 13190 @Override 13191 protected boolean isPackageForFilter(String packageName, 13192 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13193 return true; 13194 } 13195 13196 @Override 13197 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13198 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13199 if (!sUserManager.exists(userId)) { 13200 return null; 13201 } 13202 final String packageName = responseObj.resolveInfo.getPackageName(); 13203 final Integer order = responseObj.getOrder(); 13204 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13205 mOrderResult.get(packageName); 13206 // ordering is enabled and this item's order isn't high enough 13207 if (lastOrderResult != null && lastOrderResult.first >= order) { 13208 return null; 13209 } 13210 final InstantAppResolveInfo res = responseObj.resolveInfo; 13211 if (order > 0) { 13212 // non-zero order, enable ordering 13213 mOrderResult.put(packageName, new Pair<>(order, res)); 13214 } 13215 return responseObj; 13216 } 13217 13218 @Override 13219 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13220 // only do work if ordering is enabled [most of the time it won't be] 13221 if (mOrderResult.size() == 0) { 13222 return; 13223 } 13224 int resultSize = results.size(); 13225 for (int i = 0; i < resultSize; i++) { 13226 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13227 final String packageName = info.getPackageName(); 13228 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13229 if (savedInfo == null) { 13230 // package doesn't having ordering 13231 continue; 13232 } 13233 if (savedInfo.second == info) { 13234 // circled back to the highest ordered item; remove from order list 13235 mOrderResult.remove(packageName); 13236 if (mOrderResult.size() == 0) { 13237 // no more ordered items 13238 break; 13239 } 13240 continue; 13241 } 13242 // item has a worse order, remove it from the result list 13243 results.remove(i); 13244 resultSize--; 13245 i--; 13246 } 13247 } 13248 } 13249 13250 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13251 new Comparator<ResolveInfo>() { 13252 public int compare(ResolveInfo r1, ResolveInfo r2) { 13253 int v1 = r1.priority; 13254 int v2 = r2.priority; 13255 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13256 if (v1 != v2) { 13257 return (v1 > v2) ? -1 : 1; 13258 } 13259 v1 = r1.preferredOrder; 13260 v2 = r2.preferredOrder; 13261 if (v1 != v2) { 13262 return (v1 > v2) ? -1 : 1; 13263 } 13264 if (r1.isDefault != r2.isDefault) { 13265 return r1.isDefault ? -1 : 1; 13266 } 13267 v1 = r1.match; 13268 v2 = r2.match; 13269 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13270 if (v1 != v2) { 13271 return (v1 > v2) ? -1 : 1; 13272 } 13273 if (r1.system != r2.system) { 13274 return r1.system ? -1 : 1; 13275 } 13276 if (r1.activityInfo != null) { 13277 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13278 } 13279 if (r1.serviceInfo != null) { 13280 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13281 } 13282 if (r1.providerInfo != null) { 13283 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13284 } 13285 return 0; 13286 } 13287 }; 13288 13289 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13290 new Comparator<ProviderInfo>() { 13291 public int compare(ProviderInfo p1, ProviderInfo p2) { 13292 final int v1 = p1.initOrder; 13293 final int v2 = p2.initOrder; 13294 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13295 } 13296 }; 13297 13298 @Override 13299 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13300 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13301 final int[] userIds, int[] instantUserIds) { 13302 mHandler.post(new Runnable() { 13303 @Override 13304 public void run() { 13305 try { 13306 final IActivityManager am = ActivityManager.getService(); 13307 if (am == null) return; 13308 final int[] resolvedUserIds; 13309 if (userIds == null) { 13310 resolvedUserIds = am.getRunningUserIds(); 13311 } else { 13312 resolvedUserIds = userIds; 13313 } 13314 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13315 resolvedUserIds, false); 13316 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13317 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13318 instantUserIds, true); 13319 } 13320 } catch (RemoteException ex) { 13321 } 13322 } 13323 }); 13324 } 13325 13326 @Override 13327 public void notifyPackageAdded(String packageName) { 13328 final PackageListObserver[] observers; 13329 synchronized (mPackages) { 13330 if (mPackageListObservers.size() == 0) { 13331 return; 13332 } 13333 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13334 } 13335 for (int i = observers.length - 1; i >= 0; --i) { 13336 observers[i].onPackageAdded(packageName); 13337 } 13338 } 13339 13340 @Override 13341 public void notifyPackageRemoved(String packageName) { 13342 final PackageListObserver[] observers; 13343 synchronized (mPackages) { 13344 if (mPackageListObservers.size() == 0) { 13345 return; 13346 } 13347 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13348 } 13349 for (int i = observers.length - 1; i >= 0; --i) { 13350 observers[i].onPackageRemoved(packageName); 13351 } 13352 } 13353 13354 /** 13355 * Sends a broadcast for the given action. 13356 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13357 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13358 * the system and applications allowed to see instant applications to receive package 13359 * lifecycle events for instant applications. 13360 */ 13361 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13362 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13363 int[] userIds, boolean isInstantApp) 13364 throws RemoteException { 13365 for (int id : userIds) { 13366 final Intent intent = new Intent(action, 13367 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13368 final String[] requiredPermissions = 13369 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13370 if (extras != null) { 13371 intent.putExtras(extras); 13372 } 13373 if (targetPkg != null) { 13374 intent.setPackage(targetPkg); 13375 } 13376 // Modify the UID when posting to other users 13377 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13378 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13379 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13380 intent.putExtra(Intent.EXTRA_UID, uid); 13381 } 13382 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13383 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13384 if (DEBUG_BROADCASTS) { 13385 RuntimeException here = new RuntimeException("here"); 13386 here.fillInStackTrace(); 13387 Slog.d(TAG, "Sending to user " + id + ": " 13388 + intent.toShortString(false, true, false, false) 13389 + " " + intent.getExtras(), here); 13390 } 13391 am.broadcastIntent(null, intent, null, finishedReceiver, 13392 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13393 null, finishedReceiver != null, false, id); 13394 } 13395 } 13396 13397 /** 13398 * Check if the external storage media is available. This is true if there 13399 * is a mounted external storage medium or if the external storage is 13400 * emulated. 13401 */ 13402 private boolean isExternalMediaAvailable() { 13403 return mMediaMounted || Environment.isExternalStorageEmulated(); 13404 } 13405 13406 @Override 13407 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13408 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13409 return null; 13410 } 13411 if (!isExternalMediaAvailable()) { 13412 // If the external storage is no longer mounted at this point, 13413 // the caller may not have been able to delete all of this 13414 // packages files and can not delete any more. Bail. 13415 return null; 13416 } 13417 synchronized (mPackages) { 13418 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13419 if (lastPackage != null) { 13420 pkgs.remove(lastPackage); 13421 } 13422 if (pkgs.size() > 0) { 13423 return pkgs.get(0); 13424 } 13425 } 13426 return null; 13427 } 13428 13429 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13430 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13431 userId, andCode ? 1 : 0, packageName); 13432 if (mSystemReady) { 13433 msg.sendToTarget(); 13434 } else { 13435 if (mPostSystemReadyMessages == null) { 13436 mPostSystemReadyMessages = new ArrayList<>(); 13437 } 13438 mPostSystemReadyMessages.add(msg); 13439 } 13440 } 13441 13442 void startCleaningPackages() { 13443 // reader 13444 if (!isExternalMediaAvailable()) { 13445 return; 13446 } 13447 synchronized (mPackages) { 13448 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13449 return; 13450 } 13451 } 13452 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13453 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13454 IActivityManager am = ActivityManager.getService(); 13455 if (am != null) { 13456 int dcsUid = -1; 13457 synchronized (mPackages) { 13458 if (!mDefaultContainerWhitelisted) { 13459 mDefaultContainerWhitelisted = true; 13460 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13461 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13462 } 13463 } 13464 try { 13465 if (dcsUid > 0) { 13466 am.backgroundWhitelistUid(dcsUid); 13467 } 13468 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13469 UserHandle.USER_SYSTEM); 13470 } catch (RemoteException e) { 13471 } 13472 } 13473 } 13474 13475 /** 13476 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13477 * it is acting on behalf on an enterprise or the user). 13478 * 13479 * Note that the ordering of the conditionals in this method is important. The checks we perform 13480 * are as follows, in this order: 13481 * 13482 * 1) If the install is being performed by a system app, we can trust the app to have set the 13483 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13484 * what it is. 13485 * 2) If the install is being performed by a device or profile owner app, the install reason 13486 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13487 * set the install reason correctly. If the app targets an older SDK version where install 13488 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13489 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13490 * 3) In all other cases, the install is being performed by a regular app that is neither part 13491 * of the system nor a device or profile owner. We have no reason to believe that this app is 13492 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13493 * set to enterprise policy and if so, change it to unknown instead. 13494 */ 13495 private int fixUpInstallReason(String installerPackageName, int installerUid, 13496 int installReason) { 13497 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13498 == PERMISSION_GRANTED) { 13499 // If the install is being performed by a system app, we trust that app to have set the 13500 // install reason correctly. 13501 return installReason; 13502 } 13503 13504 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13505 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13506 if (dpm != null) { 13507 ComponentName owner = null; 13508 try { 13509 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13510 if (owner == null) { 13511 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13512 } 13513 } catch (RemoteException e) { 13514 } 13515 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13516 // If the install is being performed by a device or profile owner, the install 13517 // reason should be enterprise policy. 13518 return PackageManager.INSTALL_REASON_POLICY; 13519 } 13520 } 13521 13522 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13523 // If the install is being performed by a regular app (i.e. neither system app nor 13524 // device or profile owner), we have no reason to believe that the app is acting on 13525 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13526 // change it to unknown instead. 13527 return PackageManager.INSTALL_REASON_UNKNOWN; 13528 } 13529 13530 // If the install is being performed by a regular app and the install reason was set to any 13531 // value but enterprise policy, leave the install reason unchanged. 13532 return installReason; 13533 } 13534 13535 void installStage(String packageName, File stagedDir, 13536 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13537 String installerPackageName, int installerUid, UserHandle user, 13538 PackageParser.SigningDetails signingDetails) { 13539 if (DEBUG_INSTANT) { 13540 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13541 Slog.d(TAG, "Ephemeral install of " + packageName); 13542 } 13543 } 13544 final VerificationInfo verificationInfo = new VerificationInfo( 13545 sessionParams.originatingUri, sessionParams.referrerUri, 13546 sessionParams.originatingUid, installerUid); 13547 13548 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13549 13550 final Message msg = mHandler.obtainMessage(INIT_COPY); 13551 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13552 sessionParams.installReason); 13553 final InstallParams params = new InstallParams(origin, null, observer, 13554 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13555 verificationInfo, user, sessionParams.abiOverride, 13556 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13557 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13558 msg.obj = params; 13559 13560 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13561 System.identityHashCode(msg.obj)); 13562 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13563 System.identityHashCode(msg.obj)); 13564 13565 mHandler.sendMessage(msg); 13566 } 13567 13568 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13569 int userId) { 13570 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13571 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13572 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13573 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13574 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13575 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13576 13577 // Send a session commit broadcast 13578 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13579 info.installReason = pkgSetting.getInstallReason(userId); 13580 info.appPackageName = packageName; 13581 sendSessionCommitBroadcast(info, userId); 13582 } 13583 13584 @Override 13585 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13586 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13587 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13588 return; 13589 } 13590 Bundle extras = new Bundle(1); 13591 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13592 final int uid = UserHandle.getUid( 13593 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13594 extras.putInt(Intent.EXTRA_UID, uid); 13595 13596 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13597 packageName, extras, 0, null, null, userIds, instantUserIds); 13598 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13599 mHandler.post(() -> { 13600 for (int userId : userIds) { 13601 sendBootCompletedBroadcastToSystemApp( 13602 packageName, includeStopped, userId); 13603 } 13604 } 13605 ); 13606 } 13607 } 13608 13609 /** 13610 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13611 * automatically without needing an explicit launch. 13612 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13613 */ 13614 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13615 int userId) { 13616 // If user is not running, the app didn't miss any broadcast 13617 if (!mUserManagerInternal.isUserRunning(userId)) { 13618 return; 13619 } 13620 final IActivityManager am = ActivityManager.getService(); 13621 try { 13622 // Deliver LOCKED_BOOT_COMPLETED first 13623 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13624 .setPackage(packageName); 13625 if (includeStopped) { 13626 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13627 } 13628 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13629 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13630 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13631 13632 // Deliver BOOT_COMPLETED only if user is unlocked 13633 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13634 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13635 if (includeStopped) { 13636 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13637 } 13638 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13639 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13640 } 13641 } catch (RemoteException e) { 13642 throw e.rethrowFromSystemServer(); 13643 } 13644 } 13645 13646 @Override 13647 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13648 int userId) { 13649 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13650 PackageSetting pkgSetting; 13651 final int callingUid = Binder.getCallingUid(); 13652 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13653 true /* requireFullPermission */, true /* checkShell */, 13654 "setApplicationHiddenSetting for user " + userId); 13655 13656 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13657 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13658 return false; 13659 } 13660 13661 long callingId = Binder.clearCallingIdentity(); 13662 try { 13663 boolean sendAdded = false; 13664 boolean sendRemoved = false; 13665 // writer 13666 synchronized (mPackages) { 13667 pkgSetting = mSettings.mPackages.get(packageName); 13668 if (pkgSetting == null) { 13669 return false; 13670 } 13671 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13672 return false; 13673 } 13674 // Do not allow "android" is being disabled 13675 if ("android".equals(packageName)) { 13676 Slog.w(TAG, "Cannot hide package: android"); 13677 return false; 13678 } 13679 // Cannot hide static shared libs as they are considered 13680 // a part of the using app (emulating static linking). Also 13681 // static libs are installed always on internal storage. 13682 PackageParser.Package pkg = mPackages.get(packageName); 13683 if (pkg != null && pkg.staticSharedLibName != null) { 13684 Slog.w(TAG, "Cannot hide package: " + packageName 13685 + " providing static shared library: " 13686 + pkg.staticSharedLibName); 13687 return false; 13688 } 13689 // Only allow protected packages to hide themselves. 13690 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13691 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13692 Slog.w(TAG, "Not hiding protected package: " + packageName); 13693 return false; 13694 } 13695 13696 if (pkgSetting.getHidden(userId) != hidden) { 13697 pkgSetting.setHidden(hidden, userId); 13698 mSettings.writePackageRestrictionsLPr(userId); 13699 if (hidden) { 13700 sendRemoved = true; 13701 } else { 13702 sendAdded = true; 13703 } 13704 } 13705 } 13706 if (sendAdded) { 13707 sendPackageAddedForUser(packageName, pkgSetting, userId); 13708 return true; 13709 } 13710 if (sendRemoved) { 13711 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13712 "hiding pkg"); 13713 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13714 return true; 13715 } 13716 } finally { 13717 Binder.restoreCallingIdentity(callingId); 13718 } 13719 return false; 13720 } 13721 13722 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13723 int userId) { 13724 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13725 info.removedPackage = packageName; 13726 info.installerPackageName = pkgSetting.installerPackageName; 13727 info.removedUsers = new int[] {userId}; 13728 info.broadcastUsers = new int[] {userId}; 13729 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13730 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13731 } 13732 13733 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13734 if (pkgList.length > 0) { 13735 Bundle extras = new Bundle(1); 13736 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13737 13738 sendPackageBroadcast( 13739 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13740 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13741 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13742 new int[] {userId}, null); 13743 } 13744 } 13745 13746 /** 13747 * Returns true if application is not found or there was an error. Otherwise it returns 13748 * the hidden state of the package for the given user. 13749 */ 13750 @Override 13751 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13752 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13753 final int callingUid = Binder.getCallingUid(); 13754 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13755 true /* requireFullPermission */, false /* checkShell */, 13756 "getApplicationHidden for user " + userId); 13757 PackageSetting ps; 13758 long callingId = Binder.clearCallingIdentity(); 13759 try { 13760 // writer 13761 synchronized (mPackages) { 13762 ps = mSettings.mPackages.get(packageName); 13763 if (ps == null) { 13764 return true; 13765 } 13766 if (filterAppAccessLPr(ps, callingUid, userId)) { 13767 return true; 13768 } 13769 return ps.getHidden(userId); 13770 } 13771 } finally { 13772 Binder.restoreCallingIdentity(callingId); 13773 } 13774 } 13775 13776 /** 13777 * @hide 13778 */ 13779 @Override 13780 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13781 int installReason) { 13782 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13783 null); 13784 PackageSetting pkgSetting; 13785 final int callingUid = Binder.getCallingUid(); 13786 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13787 true /* requireFullPermission */, true /* checkShell */, 13788 "installExistingPackage for user " + userId); 13789 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13790 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13791 } 13792 13793 long callingId = Binder.clearCallingIdentity(); 13794 try { 13795 boolean installed = false; 13796 final boolean instantApp = 13797 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13798 final boolean fullApp = 13799 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13800 13801 // writer 13802 synchronized (mPackages) { 13803 pkgSetting = mSettings.mPackages.get(packageName); 13804 if (pkgSetting == null) { 13805 return PackageManager.INSTALL_FAILED_INVALID_URI; 13806 } 13807 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13808 // only allow the existing package to be used if it's installed as a full 13809 // application for at least one user 13810 boolean installAllowed = false; 13811 for (int checkUserId : sUserManager.getUserIds()) { 13812 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13813 if (installAllowed) { 13814 break; 13815 } 13816 } 13817 if (!installAllowed) { 13818 return PackageManager.INSTALL_FAILED_INVALID_URI; 13819 } 13820 } 13821 if (!pkgSetting.getInstalled(userId)) { 13822 pkgSetting.setInstalled(true, userId); 13823 pkgSetting.setHidden(false, userId); 13824 pkgSetting.setInstallReason(installReason, userId); 13825 mSettings.writePackageRestrictionsLPr(userId); 13826 mSettings.writeKernelMappingLPr(pkgSetting); 13827 installed = true; 13828 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13829 // upgrade app from instant to full; we don't allow app downgrade 13830 installed = true; 13831 } 13832 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13833 } 13834 13835 if (installed) { 13836 if (pkgSetting.pkg != null) { 13837 synchronized (mInstallLock) { 13838 // We don't need to freeze for a brand new install 13839 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13840 } 13841 } 13842 sendPackageAddedForUser(packageName, pkgSetting, userId); 13843 synchronized (mPackages) { 13844 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13845 } 13846 } 13847 } finally { 13848 Binder.restoreCallingIdentity(callingId); 13849 } 13850 13851 return PackageManager.INSTALL_SUCCEEDED; 13852 } 13853 13854 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13855 boolean instantApp, boolean fullApp) { 13856 // no state specified; do nothing 13857 if (!instantApp && !fullApp) { 13858 return; 13859 } 13860 if (userId != UserHandle.USER_ALL) { 13861 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13862 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13863 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13864 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13865 } 13866 } else { 13867 for (int currentUserId : sUserManager.getUserIds()) { 13868 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13869 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13870 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13871 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13872 } 13873 } 13874 } 13875 } 13876 13877 boolean isUserRestricted(int userId, String restrictionKey) { 13878 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13879 if (restrictions.getBoolean(restrictionKey, false)) { 13880 Log.w(TAG, "User is restricted: " + restrictionKey); 13881 return true; 13882 } 13883 return false; 13884 } 13885 13886 @Override 13887 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13888 int userId) { 13889 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13890 final int callingUid = Binder.getCallingUid(); 13891 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13892 true /* requireFullPermission */, true /* checkShell */, 13893 "setPackagesSuspended for user " + userId); 13894 13895 if (ArrayUtils.isEmpty(packageNames)) { 13896 return packageNames; 13897 } 13898 13899 // List of package names for whom the suspended state has changed. 13900 List<String> changedPackages = new ArrayList<>(packageNames.length); 13901 // List of package names for whom the suspended state is not set as requested in this 13902 // method. 13903 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13904 long callingId = Binder.clearCallingIdentity(); 13905 try { 13906 for (int i = 0; i < packageNames.length; i++) { 13907 String packageName = packageNames[i]; 13908 boolean changed = false; 13909 final int appId; 13910 synchronized (mPackages) { 13911 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13912 if (pkgSetting == null 13913 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13914 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13915 + "\". Skipping suspending/un-suspending."); 13916 unactionedPackages.add(packageName); 13917 continue; 13918 } 13919 appId = pkgSetting.appId; 13920 if (pkgSetting.getSuspended(userId) != suspended) { 13921 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13922 unactionedPackages.add(packageName); 13923 continue; 13924 } 13925 pkgSetting.setSuspended(suspended, userId); 13926 mSettings.writePackageRestrictionsLPr(userId); 13927 changed = true; 13928 changedPackages.add(packageName); 13929 } 13930 } 13931 13932 if (changed && suspended) { 13933 killApplication(packageName, UserHandle.getUid(userId, appId), 13934 "suspending package"); 13935 } 13936 } 13937 } finally { 13938 Binder.restoreCallingIdentity(callingId); 13939 } 13940 13941 if (!changedPackages.isEmpty()) { 13942 sendPackagesSuspendedForUser(changedPackages.toArray( 13943 new String[changedPackages.size()]), userId, suspended); 13944 } 13945 13946 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13947 } 13948 13949 @Override 13950 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13951 final int callingUid = Binder.getCallingUid(); 13952 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13953 true /* requireFullPermission */, false /* checkShell */, 13954 "isPackageSuspendedForUser for user " + userId); 13955 synchronized (mPackages) { 13956 final PackageSetting ps = mSettings.mPackages.get(packageName); 13957 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 13958 throw new IllegalArgumentException("Unknown target package: " + packageName); 13959 } 13960 return ps.getSuspended(userId); 13961 } 13962 } 13963 13964 @GuardedBy("mPackages") 13965 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13966 if (isPackageDeviceAdmin(packageName, userId)) { 13967 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13968 + "\": has an active device admin"); 13969 return false; 13970 } 13971 13972 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13973 if (packageName.equals(activeLauncherPackageName)) { 13974 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13975 + "\": contains the active launcher"); 13976 return false; 13977 } 13978 13979 if (packageName.equals(mRequiredInstallerPackage)) { 13980 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13981 + "\": required for package installation"); 13982 return false; 13983 } 13984 13985 if (packageName.equals(mRequiredUninstallerPackage)) { 13986 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13987 + "\": required for package uninstallation"); 13988 return false; 13989 } 13990 13991 if (packageName.equals(mRequiredVerifierPackage)) { 13992 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13993 + "\": required for package verification"); 13994 return false; 13995 } 13996 13997 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13998 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13999 + "\": is the default dialer"); 14000 return false; 14001 } 14002 14003 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14004 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14005 + "\": protected package"); 14006 return false; 14007 } 14008 14009 // Cannot suspend static shared libs as they are considered 14010 // a part of the using app (emulating static linking). Also 14011 // static libs are installed always on internal storage. 14012 PackageParser.Package pkg = mPackages.get(packageName); 14013 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14014 Slog.w(TAG, "Cannot suspend package: " + packageName 14015 + " providing static shared library: " 14016 + pkg.staticSharedLibName); 14017 return false; 14018 } 14019 14020 return true; 14021 } 14022 14023 private String getActiveLauncherPackageName(int userId) { 14024 Intent intent = new Intent(Intent.ACTION_MAIN); 14025 intent.addCategory(Intent.CATEGORY_HOME); 14026 ResolveInfo resolveInfo = resolveIntent( 14027 intent, 14028 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14029 PackageManager.MATCH_DEFAULT_ONLY, 14030 userId); 14031 14032 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14033 } 14034 14035 private String getDefaultDialerPackageName(int userId) { 14036 synchronized (mPackages) { 14037 return mSettings.getDefaultDialerPackageNameLPw(userId); 14038 } 14039 } 14040 14041 @Override 14042 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14043 mContext.enforceCallingOrSelfPermission( 14044 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14045 "Only package verification agents can verify applications"); 14046 14047 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14048 final PackageVerificationResponse response = new PackageVerificationResponse( 14049 verificationCode, Binder.getCallingUid()); 14050 msg.arg1 = id; 14051 msg.obj = response; 14052 mHandler.sendMessage(msg); 14053 } 14054 14055 @Override 14056 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14057 long millisecondsToDelay) { 14058 mContext.enforceCallingOrSelfPermission( 14059 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14060 "Only package verification agents can extend verification timeouts"); 14061 14062 final PackageVerificationState state = mPendingVerification.get(id); 14063 final PackageVerificationResponse response = new PackageVerificationResponse( 14064 verificationCodeAtTimeout, Binder.getCallingUid()); 14065 14066 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14067 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14068 } 14069 if (millisecondsToDelay < 0) { 14070 millisecondsToDelay = 0; 14071 } 14072 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14073 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14074 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14075 } 14076 14077 if ((state != null) && !state.timeoutExtended()) { 14078 state.extendTimeout(); 14079 14080 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14081 msg.arg1 = id; 14082 msg.obj = response; 14083 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14084 } 14085 } 14086 14087 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14088 int verificationCode, UserHandle user) { 14089 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14090 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14091 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14092 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14093 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14094 14095 mContext.sendBroadcastAsUser(intent, user, 14096 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14097 } 14098 14099 private ComponentName matchComponentForVerifier(String packageName, 14100 List<ResolveInfo> receivers) { 14101 ActivityInfo targetReceiver = null; 14102 14103 final int NR = receivers.size(); 14104 for (int i = 0; i < NR; i++) { 14105 final ResolveInfo info = receivers.get(i); 14106 if (info.activityInfo == null) { 14107 continue; 14108 } 14109 14110 if (packageName.equals(info.activityInfo.packageName)) { 14111 targetReceiver = info.activityInfo; 14112 break; 14113 } 14114 } 14115 14116 if (targetReceiver == null) { 14117 return null; 14118 } 14119 14120 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14121 } 14122 14123 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14124 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14125 if (pkgInfo.verifiers.length == 0) { 14126 return null; 14127 } 14128 14129 final int N = pkgInfo.verifiers.length; 14130 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14131 for (int i = 0; i < N; i++) { 14132 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14133 14134 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14135 receivers); 14136 if (comp == null) { 14137 continue; 14138 } 14139 14140 final int verifierUid = getUidForVerifier(verifierInfo); 14141 if (verifierUid == -1) { 14142 continue; 14143 } 14144 14145 if (DEBUG_VERIFY) { 14146 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14147 + " with the correct signature"); 14148 } 14149 sufficientVerifiers.add(comp); 14150 verificationState.addSufficientVerifier(verifierUid); 14151 } 14152 14153 return sufficientVerifiers; 14154 } 14155 14156 private int getUidForVerifier(VerifierInfo verifierInfo) { 14157 synchronized (mPackages) { 14158 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14159 if (pkg == null) { 14160 return -1; 14161 } else if (pkg.mSigningDetails.signatures.length != 1) { 14162 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14163 + " has more than one signature; ignoring"); 14164 return -1; 14165 } 14166 14167 /* 14168 * If the public key of the package's signature does not match 14169 * our expected public key, then this is a different package and 14170 * we should skip. 14171 */ 14172 14173 final byte[] expectedPublicKey; 14174 try { 14175 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14176 final PublicKey publicKey = verifierSig.getPublicKey(); 14177 expectedPublicKey = publicKey.getEncoded(); 14178 } catch (CertificateException e) { 14179 return -1; 14180 } 14181 14182 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14183 14184 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14185 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14186 + " does not have the expected public key; ignoring"); 14187 return -1; 14188 } 14189 14190 return pkg.applicationInfo.uid; 14191 } 14192 } 14193 14194 @Override 14195 public void finishPackageInstall(int token, boolean didLaunch) { 14196 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14197 14198 if (DEBUG_INSTALL) { 14199 Slog.v(TAG, "BM finishing package install for " + token); 14200 } 14201 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14202 14203 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14204 mHandler.sendMessage(msg); 14205 } 14206 14207 /** 14208 * Get the verification agent timeout. Used for both the APK verifier and the 14209 * intent filter verifier. 14210 * 14211 * @return verification timeout in milliseconds 14212 */ 14213 private long getVerificationTimeout() { 14214 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14215 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14216 DEFAULT_VERIFICATION_TIMEOUT); 14217 } 14218 14219 /** 14220 * Get the default verification agent response code. 14221 * 14222 * @return default verification response code 14223 */ 14224 private int getDefaultVerificationResponse(UserHandle user) { 14225 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14226 return PackageManager.VERIFICATION_REJECT; 14227 } 14228 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14229 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14230 DEFAULT_VERIFICATION_RESPONSE); 14231 } 14232 14233 /** 14234 * Check whether or not package verification has been enabled. 14235 * 14236 * @return true if verification should be performed 14237 */ 14238 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14239 if (!DEFAULT_VERIFY_ENABLE) { 14240 return false; 14241 } 14242 14243 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14244 14245 // Check if installing from ADB 14246 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14247 // Do not run verification in a test harness environment 14248 if (ActivityManager.isRunningInTestHarness()) { 14249 return false; 14250 } 14251 if (ensureVerifyAppsEnabled) { 14252 return true; 14253 } 14254 // Check if the developer does not want package verification for ADB installs 14255 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14256 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14257 return false; 14258 } 14259 } else { 14260 // only when not installed from ADB, skip verification for instant apps when 14261 // the installer and verifier are the same. 14262 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14263 if (mInstantAppInstallerActivity != null 14264 && mInstantAppInstallerActivity.packageName.equals( 14265 mRequiredVerifierPackage)) { 14266 try { 14267 mContext.getSystemService(AppOpsManager.class) 14268 .checkPackage(installerUid, mRequiredVerifierPackage); 14269 if (DEBUG_VERIFY) { 14270 Slog.i(TAG, "disable verification for instant app"); 14271 } 14272 return false; 14273 } catch (SecurityException ignore) { } 14274 } 14275 } 14276 } 14277 14278 if (ensureVerifyAppsEnabled) { 14279 return true; 14280 } 14281 14282 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14283 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14284 } 14285 14286 @Override 14287 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14288 throws RemoteException { 14289 mContext.enforceCallingOrSelfPermission( 14290 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14291 "Only intentfilter verification agents can verify applications"); 14292 14293 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14294 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14295 Binder.getCallingUid(), verificationCode, failedDomains); 14296 msg.arg1 = id; 14297 msg.obj = response; 14298 mHandler.sendMessage(msg); 14299 } 14300 14301 @Override 14302 public int getIntentVerificationStatus(String packageName, int userId) { 14303 final int callingUid = Binder.getCallingUid(); 14304 if (UserHandle.getUserId(callingUid) != userId) { 14305 mContext.enforceCallingOrSelfPermission( 14306 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14307 "getIntentVerificationStatus" + userId); 14308 } 14309 if (getInstantAppPackageName(callingUid) != null) { 14310 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14311 } 14312 synchronized (mPackages) { 14313 final PackageSetting ps = mSettings.mPackages.get(packageName); 14314 if (ps == null 14315 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14316 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14317 } 14318 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14319 } 14320 } 14321 14322 @Override 14323 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14324 mContext.enforceCallingOrSelfPermission( 14325 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14326 14327 boolean result = false; 14328 synchronized (mPackages) { 14329 final PackageSetting ps = mSettings.mPackages.get(packageName); 14330 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14331 return false; 14332 } 14333 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14334 } 14335 if (result) { 14336 scheduleWritePackageRestrictionsLocked(userId); 14337 } 14338 return result; 14339 } 14340 14341 @Override 14342 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14343 String packageName) { 14344 final int callingUid = Binder.getCallingUid(); 14345 if (getInstantAppPackageName(callingUid) != null) { 14346 return ParceledListSlice.emptyList(); 14347 } 14348 synchronized (mPackages) { 14349 final PackageSetting ps = mSettings.mPackages.get(packageName); 14350 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14351 return ParceledListSlice.emptyList(); 14352 } 14353 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14354 } 14355 } 14356 14357 @Override 14358 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14359 if (TextUtils.isEmpty(packageName)) { 14360 return ParceledListSlice.emptyList(); 14361 } 14362 final int callingUid = Binder.getCallingUid(); 14363 final int callingUserId = UserHandle.getUserId(callingUid); 14364 synchronized (mPackages) { 14365 PackageParser.Package pkg = mPackages.get(packageName); 14366 if (pkg == null || pkg.activities == null) { 14367 return ParceledListSlice.emptyList(); 14368 } 14369 if (pkg.mExtras == null) { 14370 return ParceledListSlice.emptyList(); 14371 } 14372 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14373 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14374 return ParceledListSlice.emptyList(); 14375 } 14376 final int count = pkg.activities.size(); 14377 ArrayList<IntentFilter> result = new ArrayList<>(); 14378 for (int n=0; n<count; n++) { 14379 PackageParser.Activity activity = pkg.activities.get(n); 14380 if (activity.intents != null && activity.intents.size() > 0) { 14381 result.addAll(activity.intents); 14382 } 14383 } 14384 return new ParceledListSlice<>(result); 14385 } 14386 } 14387 14388 @Override 14389 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14390 mContext.enforceCallingOrSelfPermission( 14391 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14392 if (UserHandle.getCallingUserId() != userId) { 14393 mContext.enforceCallingOrSelfPermission( 14394 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14395 } 14396 14397 synchronized (mPackages) { 14398 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14399 if (packageName != null) { 14400 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14401 packageName, userId); 14402 } 14403 return result; 14404 } 14405 } 14406 14407 @Override 14408 public String getDefaultBrowserPackageName(int userId) { 14409 if (UserHandle.getCallingUserId() != userId) { 14410 mContext.enforceCallingOrSelfPermission( 14411 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14412 } 14413 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14414 return null; 14415 } 14416 synchronized (mPackages) { 14417 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14418 } 14419 } 14420 14421 /** 14422 * Get the "allow unknown sources" setting. 14423 * 14424 * @return the current "allow unknown sources" setting 14425 */ 14426 private int getUnknownSourcesSettings() { 14427 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14428 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14429 -1); 14430 } 14431 14432 @Override 14433 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14434 final int callingUid = Binder.getCallingUid(); 14435 if (getInstantAppPackageName(callingUid) != null) { 14436 return; 14437 } 14438 // writer 14439 synchronized (mPackages) { 14440 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14441 if (targetPackageSetting == null 14442 || filterAppAccessLPr( 14443 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14444 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14445 } 14446 14447 PackageSetting installerPackageSetting; 14448 if (installerPackageName != null) { 14449 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14450 if (installerPackageSetting == null) { 14451 throw new IllegalArgumentException("Unknown installer package: " 14452 + installerPackageName); 14453 } 14454 } else { 14455 installerPackageSetting = null; 14456 } 14457 14458 Signature[] callerSignature; 14459 Object obj = mSettings.getUserIdLPr(callingUid); 14460 if (obj != null) { 14461 if (obj instanceof SharedUserSetting) { 14462 callerSignature = 14463 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14464 } else if (obj instanceof PackageSetting) { 14465 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14466 } else { 14467 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14468 } 14469 } else { 14470 throw new SecurityException("Unknown calling UID: " + callingUid); 14471 } 14472 14473 // Verify: can't set installerPackageName to a package that is 14474 // not signed with the same cert as the caller. 14475 if (installerPackageSetting != null) { 14476 if (compareSignatures(callerSignature, 14477 installerPackageSetting.signatures.mSigningDetails.signatures) 14478 != PackageManager.SIGNATURE_MATCH) { 14479 throw new SecurityException( 14480 "Caller does not have same cert as new installer package " 14481 + installerPackageName); 14482 } 14483 } 14484 14485 // Verify: if target already has an installer package, it must 14486 // be signed with the same cert as the caller. 14487 if (targetPackageSetting.installerPackageName != null) { 14488 PackageSetting setting = mSettings.mPackages.get( 14489 targetPackageSetting.installerPackageName); 14490 // If the currently set package isn't valid, then it's always 14491 // okay to change it. 14492 if (setting != null) { 14493 if (compareSignatures(callerSignature, 14494 setting.signatures.mSigningDetails.signatures) 14495 != PackageManager.SIGNATURE_MATCH) { 14496 throw new SecurityException( 14497 "Caller does not have same cert as old installer package " 14498 + targetPackageSetting.installerPackageName); 14499 } 14500 } 14501 } 14502 14503 // Okay! 14504 targetPackageSetting.installerPackageName = installerPackageName; 14505 if (installerPackageName != null) { 14506 mSettings.mInstallerPackages.add(installerPackageName); 14507 } 14508 scheduleWriteSettingsLocked(); 14509 } 14510 } 14511 14512 @Override 14513 public void setApplicationCategoryHint(String packageName, int categoryHint, 14514 String callerPackageName) { 14515 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14516 throw new SecurityException("Instant applications don't have access to this method"); 14517 } 14518 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14519 callerPackageName); 14520 synchronized (mPackages) { 14521 PackageSetting ps = mSettings.mPackages.get(packageName); 14522 if (ps == null) { 14523 throw new IllegalArgumentException("Unknown target package " + packageName); 14524 } 14525 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14526 throw new IllegalArgumentException("Unknown target package " + packageName); 14527 } 14528 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14529 throw new IllegalArgumentException("Calling package " + callerPackageName 14530 + " is not installer for " + packageName); 14531 } 14532 14533 if (ps.categoryHint != categoryHint) { 14534 ps.categoryHint = categoryHint; 14535 scheduleWriteSettingsLocked(); 14536 } 14537 } 14538 } 14539 14540 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14541 // Queue up an async operation since the package installation may take a little while. 14542 mHandler.post(new Runnable() { 14543 public void run() { 14544 mHandler.removeCallbacks(this); 14545 // Result object to be returned 14546 PackageInstalledInfo res = new PackageInstalledInfo(); 14547 res.setReturnCode(currentStatus); 14548 res.uid = -1; 14549 res.pkg = null; 14550 res.removedInfo = null; 14551 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14552 args.doPreInstall(res.returnCode); 14553 synchronized (mInstallLock) { 14554 installPackageTracedLI(args, res); 14555 } 14556 args.doPostInstall(res.returnCode, res.uid); 14557 } 14558 14559 // A restore should be performed at this point if (a) the install 14560 // succeeded, (b) the operation is not an update, and (c) the new 14561 // package has not opted out of backup participation. 14562 final boolean update = res.removedInfo != null 14563 && res.removedInfo.removedPackage != null; 14564 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14565 boolean doRestore = !update 14566 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14567 14568 // Set up the post-install work request bookkeeping. This will be used 14569 // and cleaned up by the post-install event handling regardless of whether 14570 // there's a restore pass performed. Token values are >= 1. 14571 int token; 14572 if (mNextInstallToken < 0) mNextInstallToken = 1; 14573 token = mNextInstallToken++; 14574 14575 PostInstallData data = new PostInstallData(args, res); 14576 mRunningInstalls.put(token, data); 14577 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14578 14579 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14580 // Pass responsibility to the Backup Manager. It will perform a 14581 // restore if appropriate, then pass responsibility back to the 14582 // Package Manager to run the post-install observer callbacks 14583 // and broadcasts. 14584 IBackupManager bm = IBackupManager.Stub.asInterface( 14585 ServiceManager.getService(Context.BACKUP_SERVICE)); 14586 if (bm != null) { 14587 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14588 + " to BM for possible restore"); 14589 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14590 try { 14591 // TODO: http://b/22388012 14592 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14593 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14594 } else { 14595 doRestore = false; 14596 } 14597 } catch (RemoteException e) { 14598 // can't happen; the backup manager is local 14599 } catch (Exception e) { 14600 Slog.e(TAG, "Exception trying to enqueue restore", e); 14601 doRestore = false; 14602 } 14603 } else { 14604 Slog.e(TAG, "Backup Manager not found!"); 14605 doRestore = false; 14606 } 14607 } 14608 14609 if (!doRestore) { 14610 // No restore possible, or the Backup Manager was mysteriously not 14611 // available -- just fire the post-install work request directly. 14612 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14613 14614 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14615 14616 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14617 mHandler.sendMessage(msg); 14618 } 14619 } 14620 }); 14621 } 14622 14623 /** 14624 * Callback from PackageSettings whenever an app is first transitioned out of the 14625 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14626 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14627 * here whether the app is the target of an ongoing install, and only send the 14628 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14629 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14630 * handling. 14631 */ 14632 void notifyFirstLaunch(final String packageName, final String installerPackage, 14633 final int userId) { 14634 // Serialize this with the rest of the install-process message chain. In the 14635 // restore-at-install case, this Runnable will necessarily run before the 14636 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14637 // are coherent. In the non-restore case, the app has already completed install 14638 // and been launched through some other means, so it is not in a problematic 14639 // state for observers to see the FIRST_LAUNCH signal. 14640 mHandler.post(new Runnable() { 14641 @Override 14642 public void run() { 14643 for (int i = 0; i < mRunningInstalls.size(); i++) { 14644 final PostInstallData data = mRunningInstalls.valueAt(i); 14645 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14646 continue; 14647 } 14648 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14649 // right package; but is it for the right user? 14650 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14651 if (userId == data.res.newUsers[uIndex]) { 14652 if (DEBUG_BACKUP) { 14653 Slog.i(TAG, "Package " + packageName 14654 + " being restored so deferring FIRST_LAUNCH"); 14655 } 14656 return; 14657 } 14658 } 14659 } 14660 } 14661 // didn't find it, so not being restored 14662 if (DEBUG_BACKUP) { 14663 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14664 } 14665 final boolean isInstantApp = isInstantApp(packageName, userId); 14666 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14667 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14668 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14669 } 14670 }); 14671 } 14672 14673 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14674 int[] userIds, int[] instantUserIds) { 14675 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14676 installerPkg, null, userIds, instantUserIds); 14677 } 14678 14679 private abstract class HandlerParams { 14680 private static final int MAX_RETRIES = 4; 14681 14682 /** 14683 * Number of times startCopy() has been attempted and had a non-fatal 14684 * error. 14685 */ 14686 private int mRetries = 0; 14687 14688 /** User handle for the user requesting the information or installation. */ 14689 private final UserHandle mUser; 14690 String traceMethod; 14691 int traceCookie; 14692 14693 HandlerParams(UserHandle user) { 14694 mUser = user; 14695 } 14696 14697 UserHandle getUser() { 14698 return mUser; 14699 } 14700 14701 HandlerParams setTraceMethod(String traceMethod) { 14702 this.traceMethod = traceMethod; 14703 return this; 14704 } 14705 14706 HandlerParams setTraceCookie(int traceCookie) { 14707 this.traceCookie = traceCookie; 14708 return this; 14709 } 14710 14711 final boolean startCopy() { 14712 boolean res; 14713 try { 14714 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14715 14716 if (++mRetries > MAX_RETRIES) { 14717 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14718 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14719 handleServiceError(); 14720 return false; 14721 } else { 14722 handleStartCopy(); 14723 res = true; 14724 } 14725 } catch (RemoteException e) { 14726 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14727 mHandler.sendEmptyMessage(MCS_RECONNECT); 14728 res = false; 14729 } 14730 handleReturnCode(); 14731 return res; 14732 } 14733 14734 final void serviceError() { 14735 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14736 handleServiceError(); 14737 handleReturnCode(); 14738 } 14739 14740 abstract void handleStartCopy() throws RemoteException; 14741 abstract void handleServiceError(); 14742 abstract void handleReturnCode(); 14743 } 14744 14745 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14746 for (File path : paths) { 14747 try { 14748 mcs.clearDirectory(path.getAbsolutePath()); 14749 } catch (RemoteException e) { 14750 } 14751 } 14752 } 14753 14754 static class OriginInfo { 14755 /** 14756 * Location where install is coming from, before it has been 14757 * copied/renamed into place. This could be a single monolithic APK 14758 * file, or a cluster directory. This location may be untrusted. 14759 */ 14760 final File file; 14761 14762 /** 14763 * Flag indicating that {@link #file} or {@link #cid} has already been 14764 * staged, meaning downstream users don't need to defensively copy the 14765 * contents. 14766 */ 14767 final boolean staged; 14768 14769 /** 14770 * Flag indicating that {@link #file} or {@link #cid} is an already 14771 * installed app that is being moved. 14772 */ 14773 final boolean existing; 14774 14775 final String resolvedPath; 14776 final File resolvedFile; 14777 14778 static OriginInfo fromNothing() { 14779 return new OriginInfo(null, false, false); 14780 } 14781 14782 static OriginInfo fromUntrustedFile(File file) { 14783 return new OriginInfo(file, false, false); 14784 } 14785 14786 static OriginInfo fromExistingFile(File file) { 14787 return new OriginInfo(file, false, true); 14788 } 14789 14790 static OriginInfo fromStagedFile(File file) { 14791 return new OriginInfo(file, true, false); 14792 } 14793 14794 private OriginInfo(File file, boolean staged, boolean existing) { 14795 this.file = file; 14796 this.staged = staged; 14797 this.existing = existing; 14798 14799 if (file != null) { 14800 resolvedPath = file.getAbsolutePath(); 14801 resolvedFile = file; 14802 } else { 14803 resolvedPath = null; 14804 resolvedFile = null; 14805 } 14806 } 14807 } 14808 14809 static class MoveInfo { 14810 final int moveId; 14811 final String fromUuid; 14812 final String toUuid; 14813 final String packageName; 14814 final String dataAppName; 14815 final int appId; 14816 final String seinfo; 14817 final int targetSdkVersion; 14818 14819 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14820 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14821 this.moveId = moveId; 14822 this.fromUuid = fromUuid; 14823 this.toUuid = toUuid; 14824 this.packageName = packageName; 14825 this.dataAppName = dataAppName; 14826 this.appId = appId; 14827 this.seinfo = seinfo; 14828 this.targetSdkVersion = targetSdkVersion; 14829 } 14830 } 14831 14832 static class VerificationInfo { 14833 /** A constant used to indicate that a uid value is not present. */ 14834 public static final int NO_UID = -1; 14835 14836 /** URI referencing where the package was downloaded from. */ 14837 final Uri originatingUri; 14838 14839 /** HTTP referrer URI associated with the originatingURI. */ 14840 final Uri referrer; 14841 14842 /** UID of the application that the install request originated from. */ 14843 final int originatingUid; 14844 14845 /** UID of application requesting the install */ 14846 final int installerUid; 14847 14848 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14849 this.originatingUri = originatingUri; 14850 this.referrer = referrer; 14851 this.originatingUid = originatingUid; 14852 this.installerUid = installerUid; 14853 } 14854 } 14855 14856 class InstallParams extends HandlerParams { 14857 final OriginInfo origin; 14858 final MoveInfo move; 14859 final IPackageInstallObserver2 observer; 14860 int installFlags; 14861 final String installerPackageName; 14862 final String volumeUuid; 14863 private InstallArgs mArgs; 14864 private int mRet; 14865 final String packageAbiOverride; 14866 final String[] grantedRuntimePermissions; 14867 final VerificationInfo verificationInfo; 14868 final PackageParser.SigningDetails signingDetails; 14869 final int installReason; 14870 14871 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14872 int installFlags, String installerPackageName, String volumeUuid, 14873 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14874 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14875 super(user); 14876 this.origin = origin; 14877 this.move = move; 14878 this.observer = observer; 14879 this.installFlags = installFlags; 14880 this.installerPackageName = installerPackageName; 14881 this.volumeUuid = volumeUuid; 14882 this.verificationInfo = verificationInfo; 14883 this.packageAbiOverride = packageAbiOverride; 14884 this.grantedRuntimePermissions = grantedPermissions; 14885 this.signingDetails = signingDetails; 14886 this.installReason = installReason; 14887 } 14888 14889 @Override 14890 public String toString() { 14891 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14892 + " file=" + origin.file + "}"; 14893 } 14894 14895 private int installLocationPolicy(PackageInfoLite pkgLite) { 14896 String packageName = pkgLite.packageName; 14897 int installLocation = pkgLite.installLocation; 14898 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14899 // reader 14900 synchronized (mPackages) { 14901 // Currently installed package which the new package is attempting to replace or 14902 // null if no such package is installed. 14903 PackageParser.Package installedPkg = mPackages.get(packageName); 14904 // Package which currently owns the data which the new package will own if installed. 14905 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14906 // will be null whereas dataOwnerPkg will contain information about the package 14907 // which was uninstalled while keeping its data. 14908 PackageParser.Package dataOwnerPkg = installedPkg; 14909 if (dataOwnerPkg == null) { 14910 PackageSetting ps = mSettings.mPackages.get(packageName); 14911 if (ps != null) { 14912 dataOwnerPkg = ps.pkg; 14913 } 14914 } 14915 14916 if (dataOwnerPkg != null) { 14917 // If installed, the package will get access to data left on the device by its 14918 // predecessor. As a security measure, this is permited only if this is not a 14919 // version downgrade or if the predecessor package is marked as debuggable and 14920 // a downgrade is explicitly requested. 14921 // 14922 // On debuggable platform builds, downgrades are permitted even for 14923 // non-debuggable packages to make testing easier. Debuggable platform builds do 14924 // not offer security guarantees and thus it's OK to disable some security 14925 // mechanisms to make debugging/testing easier on those builds. However, even on 14926 // debuggable builds downgrades of packages are permitted only if requested via 14927 // installFlags. This is because we aim to keep the behavior of debuggable 14928 // platform builds as close as possible to the behavior of non-debuggable 14929 // platform builds. 14930 final boolean downgradeRequested = 14931 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14932 final boolean packageDebuggable = 14933 (dataOwnerPkg.applicationInfo.flags 14934 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14935 final boolean downgradePermitted = 14936 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14937 if (!downgradePermitted) { 14938 try { 14939 checkDowngrade(dataOwnerPkg, pkgLite); 14940 } catch (PackageManagerException e) { 14941 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14942 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14943 } 14944 } 14945 } 14946 14947 if (installedPkg != null) { 14948 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14949 // Check for updated system application. 14950 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14951 if (onSd) { 14952 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14953 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14954 } 14955 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14956 } else { 14957 if (onSd) { 14958 // Install flag overrides everything. 14959 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14960 } 14961 // If current upgrade specifies particular preference 14962 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14963 // Application explicitly specified internal. 14964 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14965 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14966 // App explictly prefers external. Let policy decide 14967 } else { 14968 // Prefer previous location 14969 if (isExternal(installedPkg)) { 14970 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14971 } 14972 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14973 } 14974 } 14975 } else { 14976 // Invalid install. Return error code 14977 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14978 } 14979 } 14980 } 14981 // All the special cases have been taken care of. 14982 // Return result based on recommended install location. 14983 if (onSd) { 14984 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14985 } 14986 return pkgLite.recommendedInstallLocation; 14987 } 14988 14989 /* 14990 * Invoke remote method to get package information and install 14991 * location values. Override install location based on default 14992 * policy if needed and then create install arguments based 14993 * on the install location. 14994 */ 14995 public void handleStartCopy() throws RemoteException { 14996 int ret = PackageManager.INSTALL_SUCCEEDED; 14997 14998 // If we're already staged, we've firmly committed to an install location 14999 if (origin.staged) { 15000 if (origin.file != null) { 15001 installFlags |= PackageManager.INSTALL_INTERNAL; 15002 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15003 } else { 15004 throw new IllegalStateException("Invalid stage location"); 15005 } 15006 } 15007 15008 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15009 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15010 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15011 PackageInfoLite pkgLite = null; 15012 15013 if (onInt && onSd) { 15014 // Check if both bits are set. 15015 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15016 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15017 } else if (onSd && ephemeral) { 15018 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15019 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15020 } else { 15021 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15022 packageAbiOverride); 15023 15024 if (DEBUG_INSTANT && ephemeral) { 15025 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15026 } 15027 15028 /* 15029 * If we have too little free space, try to free cache 15030 * before giving up. 15031 */ 15032 if (!origin.staged && pkgLite.recommendedInstallLocation 15033 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15034 // TODO: focus freeing disk space on the target device 15035 final StorageManager storage = StorageManager.from(mContext); 15036 final long lowThreshold = storage.getStorageLowBytes( 15037 Environment.getDataDirectory()); 15038 15039 final long sizeBytes = mContainerService.calculateInstalledSize( 15040 origin.resolvedPath, packageAbiOverride); 15041 15042 try { 15043 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15044 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15045 installFlags, packageAbiOverride); 15046 } catch (InstallerException e) { 15047 Slog.w(TAG, "Failed to free cache", e); 15048 } 15049 15050 /* 15051 * The cache free must have deleted the file we 15052 * downloaded to install. 15053 * 15054 * TODO: fix the "freeCache" call to not delete 15055 * the file we care about. 15056 */ 15057 if (pkgLite.recommendedInstallLocation 15058 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15059 pkgLite.recommendedInstallLocation 15060 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15061 } 15062 } 15063 } 15064 15065 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15066 int loc = pkgLite.recommendedInstallLocation; 15067 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15068 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15069 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15070 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15071 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15072 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15073 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15074 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15075 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15076 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15077 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15078 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15079 } else { 15080 // Override with defaults if needed. 15081 loc = installLocationPolicy(pkgLite); 15082 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15083 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15084 } else if (!onSd && !onInt) { 15085 // Override install location with flags 15086 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15087 // Set the flag to install on external media. 15088 installFlags |= PackageManager.INSTALL_EXTERNAL; 15089 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15090 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15091 if (DEBUG_INSTANT) { 15092 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15093 } 15094 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15095 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15096 |PackageManager.INSTALL_INTERNAL); 15097 } else { 15098 // Make sure the flag for installing on external 15099 // media is unset 15100 installFlags |= PackageManager.INSTALL_INTERNAL; 15101 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15102 } 15103 } 15104 } 15105 } 15106 15107 final InstallArgs args = createInstallArgs(this); 15108 mArgs = args; 15109 15110 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15111 // TODO: http://b/22976637 15112 // Apps installed for "all" users use the device owner to verify the app 15113 UserHandle verifierUser = getUser(); 15114 if (verifierUser == UserHandle.ALL) { 15115 verifierUser = UserHandle.SYSTEM; 15116 } 15117 15118 /* 15119 * Determine if we have any installed package verifiers. If we 15120 * do, then we'll defer to them to verify the packages. 15121 */ 15122 final int requiredUid = mRequiredVerifierPackage == null ? -1 15123 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15124 verifierUser.getIdentifier()); 15125 final int installerUid = 15126 verificationInfo == null ? -1 : verificationInfo.installerUid; 15127 if (!origin.existing && requiredUid != -1 15128 && isVerificationEnabled( 15129 verifierUser.getIdentifier(), installFlags, installerUid)) { 15130 final Intent verification = new Intent( 15131 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15132 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15133 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15134 PACKAGE_MIME_TYPE); 15135 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15136 15137 // Query all live verifiers based on current user state 15138 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15139 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15140 false /*allowDynamicSplits*/); 15141 15142 if (DEBUG_VERIFY) { 15143 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15144 + verification.toString() + " with " + pkgLite.verifiers.length 15145 + " optional verifiers"); 15146 } 15147 15148 final int verificationId = mPendingVerificationToken++; 15149 15150 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15151 15152 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15153 installerPackageName); 15154 15155 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15156 installFlags); 15157 15158 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15159 pkgLite.packageName); 15160 15161 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15162 pkgLite.versionCode); 15163 15164 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15165 pkgLite.getLongVersionCode()); 15166 15167 if (verificationInfo != null) { 15168 if (verificationInfo.originatingUri != null) { 15169 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15170 verificationInfo.originatingUri); 15171 } 15172 if (verificationInfo.referrer != null) { 15173 verification.putExtra(Intent.EXTRA_REFERRER, 15174 verificationInfo.referrer); 15175 } 15176 if (verificationInfo.originatingUid >= 0) { 15177 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15178 verificationInfo.originatingUid); 15179 } 15180 if (verificationInfo.installerUid >= 0) { 15181 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15182 verificationInfo.installerUid); 15183 } 15184 } 15185 15186 final PackageVerificationState verificationState = new PackageVerificationState( 15187 requiredUid, args); 15188 15189 mPendingVerification.append(verificationId, verificationState); 15190 15191 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15192 receivers, verificationState); 15193 15194 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15195 final long idleDuration = getVerificationTimeout(); 15196 15197 /* 15198 * If any sufficient verifiers were listed in the package 15199 * manifest, attempt to ask them. 15200 */ 15201 if (sufficientVerifiers != null) { 15202 final int N = sufficientVerifiers.size(); 15203 if (N == 0) { 15204 Slog.i(TAG, "Additional verifiers required, but none installed."); 15205 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15206 } else { 15207 for (int i = 0; i < N; i++) { 15208 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15209 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15210 verifierComponent.getPackageName(), idleDuration, 15211 verifierUser.getIdentifier(), false, "package verifier"); 15212 15213 final Intent sufficientIntent = new Intent(verification); 15214 sufficientIntent.setComponent(verifierComponent); 15215 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15216 } 15217 } 15218 } 15219 15220 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15221 mRequiredVerifierPackage, receivers); 15222 if (ret == PackageManager.INSTALL_SUCCEEDED 15223 && mRequiredVerifierPackage != null) { 15224 Trace.asyncTraceBegin( 15225 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15226 /* 15227 * Send the intent to the required verification agent, 15228 * but only start the verification timeout after the 15229 * target BroadcastReceivers have run. 15230 */ 15231 verification.setComponent(requiredVerifierComponent); 15232 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15233 mRequiredVerifierPackage, idleDuration, 15234 verifierUser.getIdentifier(), false, "package verifier"); 15235 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15236 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15237 new BroadcastReceiver() { 15238 @Override 15239 public void onReceive(Context context, Intent intent) { 15240 final Message msg = mHandler 15241 .obtainMessage(CHECK_PENDING_VERIFICATION); 15242 msg.arg1 = verificationId; 15243 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15244 } 15245 }, null, 0, null, null); 15246 15247 /* 15248 * We don't want the copy to proceed until verification 15249 * succeeds, so null out this field. 15250 */ 15251 mArgs = null; 15252 } 15253 } else { 15254 /* 15255 * No package verification is enabled, so immediately start 15256 * the remote call to initiate copy using temporary file. 15257 */ 15258 ret = args.copyApk(mContainerService, true); 15259 } 15260 } 15261 15262 mRet = ret; 15263 } 15264 15265 @Override 15266 void handleReturnCode() { 15267 // If mArgs is null, then MCS couldn't be reached. When it 15268 // reconnects, it will try again to install. At that point, this 15269 // will succeed. 15270 if (mArgs != null) { 15271 processPendingInstall(mArgs, mRet); 15272 } 15273 } 15274 15275 @Override 15276 void handleServiceError() { 15277 mArgs = createInstallArgs(this); 15278 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15279 } 15280 } 15281 15282 private InstallArgs createInstallArgs(InstallParams params) { 15283 if (params.move != null) { 15284 return new MoveInstallArgs(params); 15285 } else { 15286 return new FileInstallArgs(params); 15287 } 15288 } 15289 15290 /** 15291 * Create args that describe an existing installed package. Typically used 15292 * when cleaning up old installs, or used as a move source. 15293 */ 15294 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15295 String resourcePath, String[] instructionSets) { 15296 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15297 } 15298 15299 static abstract class InstallArgs { 15300 /** @see InstallParams#origin */ 15301 final OriginInfo origin; 15302 /** @see InstallParams#move */ 15303 final MoveInfo move; 15304 15305 final IPackageInstallObserver2 observer; 15306 // Always refers to PackageManager flags only 15307 final int installFlags; 15308 final String installerPackageName; 15309 final String volumeUuid; 15310 final UserHandle user; 15311 final String abiOverride; 15312 final String[] installGrantPermissions; 15313 /** If non-null, drop an async trace when the install completes */ 15314 final String traceMethod; 15315 final int traceCookie; 15316 final PackageParser.SigningDetails signingDetails; 15317 final int installReason; 15318 15319 // The list of instruction sets supported by this app. This is currently 15320 // only used during the rmdex() phase to clean up resources. We can get rid of this 15321 // if we move dex files under the common app path. 15322 /* nullable */ String[] instructionSets; 15323 15324 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15325 int installFlags, String installerPackageName, String volumeUuid, 15326 UserHandle user, String[] instructionSets, 15327 String abiOverride, String[] installGrantPermissions, 15328 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15329 int installReason) { 15330 this.origin = origin; 15331 this.move = move; 15332 this.installFlags = installFlags; 15333 this.observer = observer; 15334 this.installerPackageName = installerPackageName; 15335 this.volumeUuid = volumeUuid; 15336 this.user = user; 15337 this.instructionSets = instructionSets; 15338 this.abiOverride = abiOverride; 15339 this.installGrantPermissions = installGrantPermissions; 15340 this.traceMethod = traceMethod; 15341 this.traceCookie = traceCookie; 15342 this.signingDetails = signingDetails; 15343 this.installReason = installReason; 15344 } 15345 15346 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15347 abstract int doPreInstall(int status); 15348 15349 /** 15350 * Rename package into final resting place. All paths on the given 15351 * scanned package should be updated to reflect the rename. 15352 */ 15353 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15354 abstract int doPostInstall(int status, int uid); 15355 15356 /** @see PackageSettingBase#codePathString */ 15357 abstract String getCodePath(); 15358 /** @see PackageSettingBase#resourcePathString */ 15359 abstract String getResourcePath(); 15360 15361 // Need installer lock especially for dex file removal. 15362 abstract void cleanUpResourcesLI(); 15363 abstract boolean doPostDeleteLI(boolean delete); 15364 15365 /** 15366 * Called before the source arguments are copied. This is used mostly 15367 * for MoveParams when it needs to read the source file to put it in the 15368 * destination. 15369 */ 15370 int doPreCopy() { 15371 return PackageManager.INSTALL_SUCCEEDED; 15372 } 15373 15374 /** 15375 * Called after the source arguments are copied. This is used mostly for 15376 * MoveParams when it needs to read the source file to put it in the 15377 * destination. 15378 */ 15379 int doPostCopy(int uid) { 15380 return PackageManager.INSTALL_SUCCEEDED; 15381 } 15382 15383 protected boolean isFwdLocked() { 15384 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15385 } 15386 15387 protected boolean isExternalAsec() { 15388 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15389 } 15390 15391 protected boolean isEphemeral() { 15392 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15393 } 15394 15395 UserHandle getUser() { 15396 return user; 15397 } 15398 } 15399 15400 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15401 if (!allCodePaths.isEmpty()) { 15402 if (instructionSets == null) { 15403 throw new IllegalStateException("instructionSet == null"); 15404 } 15405 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15406 for (String codePath : allCodePaths) { 15407 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15408 try { 15409 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15410 } catch (InstallerException ignored) { 15411 } 15412 } 15413 } 15414 } 15415 } 15416 15417 /** 15418 * Logic to handle installation of non-ASEC applications, including copying 15419 * and renaming logic. 15420 */ 15421 class FileInstallArgs extends InstallArgs { 15422 private File codeFile; 15423 private File resourceFile; 15424 15425 // Example topology: 15426 // /data/app/com.example/base.apk 15427 // /data/app/com.example/split_foo.apk 15428 // /data/app/com.example/lib/arm/libfoo.so 15429 // /data/app/com.example/lib/arm64/libfoo.so 15430 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15431 15432 /** New install */ 15433 FileInstallArgs(InstallParams params) { 15434 super(params.origin, params.move, params.observer, params.installFlags, 15435 params.installerPackageName, params.volumeUuid, 15436 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15437 params.grantedRuntimePermissions, 15438 params.traceMethod, params.traceCookie, params.signingDetails, 15439 params.installReason); 15440 if (isFwdLocked()) { 15441 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15442 } 15443 } 15444 15445 /** Existing install */ 15446 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15447 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15448 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15449 PackageManager.INSTALL_REASON_UNKNOWN); 15450 this.codeFile = (codePath != null) ? new File(codePath) : null; 15451 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15452 } 15453 15454 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15455 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15456 try { 15457 return doCopyApk(imcs, temp); 15458 } finally { 15459 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15460 } 15461 } 15462 15463 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15464 if (origin.staged) { 15465 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15466 codeFile = origin.file; 15467 resourceFile = origin.file; 15468 return PackageManager.INSTALL_SUCCEEDED; 15469 } 15470 15471 try { 15472 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15473 final File tempDir = 15474 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15475 codeFile = tempDir; 15476 resourceFile = tempDir; 15477 } catch (IOException e) { 15478 Slog.w(TAG, "Failed to create copy file: " + e); 15479 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15480 } 15481 15482 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15483 @Override 15484 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15485 if (!FileUtils.isValidExtFilename(name)) { 15486 throw new IllegalArgumentException("Invalid filename: " + name); 15487 } 15488 try { 15489 final File file = new File(codeFile, name); 15490 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15491 O_RDWR | O_CREAT, 0644); 15492 Os.chmod(file.getAbsolutePath(), 0644); 15493 return new ParcelFileDescriptor(fd); 15494 } catch (ErrnoException e) { 15495 throw new RemoteException("Failed to open: " + e.getMessage()); 15496 } 15497 } 15498 }; 15499 15500 int ret = PackageManager.INSTALL_SUCCEEDED; 15501 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15502 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15503 Slog.e(TAG, "Failed to copy package"); 15504 return ret; 15505 } 15506 15507 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15508 NativeLibraryHelper.Handle handle = null; 15509 try { 15510 handle = NativeLibraryHelper.Handle.create(codeFile); 15511 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15512 abiOverride); 15513 } catch (IOException e) { 15514 Slog.e(TAG, "Copying native libraries failed", e); 15515 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15516 } finally { 15517 IoUtils.closeQuietly(handle); 15518 } 15519 15520 return ret; 15521 } 15522 15523 int doPreInstall(int status) { 15524 if (status != PackageManager.INSTALL_SUCCEEDED) { 15525 cleanUp(); 15526 } 15527 return status; 15528 } 15529 15530 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15531 if (status != PackageManager.INSTALL_SUCCEEDED) { 15532 cleanUp(); 15533 return false; 15534 } 15535 15536 final File targetDir = codeFile.getParentFile(); 15537 final File beforeCodeFile = codeFile; 15538 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15539 15540 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15541 try { 15542 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15543 } catch (ErrnoException e) { 15544 Slog.w(TAG, "Failed to rename", e); 15545 return false; 15546 } 15547 15548 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15549 Slog.w(TAG, "Failed to restorecon"); 15550 return false; 15551 } 15552 15553 // Reflect the rename internally 15554 codeFile = afterCodeFile; 15555 resourceFile = afterCodeFile; 15556 15557 // Reflect the rename in scanned details 15558 try { 15559 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15560 } catch (IOException e) { 15561 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15562 return false; 15563 } 15564 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15565 afterCodeFile, pkg.baseCodePath)); 15566 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15567 afterCodeFile, pkg.splitCodePaths)); 15568 15569 // Reflect the rename in app info 15570 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15571 pkg.setApplicationInfoCodePath(pkg.codePath); 15572 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15573 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15574 pkg.setApplicationInfoResourcePath(pkg.codePath); 15575 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15576 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15577 15578 return true; 15579 } 15580 15581 int doPostInstall(int status, int uid) { 15582 if (status != PackageManager.INSTALL_SUCCEEDED) { 15583 cleanUp(); 15584 } 15585 return status; 15586 } 15587 15588 @Override 15589 String getCodePath() { 15590 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15591 } 15592 15593 @Override 15594 String getResourcePath() { 15595 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15596 } 15597 15598 private boolean cleanUp() { 15599 if (codeFile == null || !codeFile.exists()) { 15600 return false; 15601 } 15602 15603 removeCodePathLI(codeFile); 15604 15605 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15606 resourceFile.delete(); 15607 } 15608 15609 return true; 15610 } 15611 15612 void cleanUpResourcesLI() { 15613 // Try enumerating all code paths before deleting 15614 List<String> allCodePaths = Collections.EMPTY_LIST; 15615 if (codeFile != null && codeFile.exists()) { 15616 try { 15617 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15618 allCodePaths = pkg.getAllCodePaths(); 15619 } catch (PackageParserException e) { 15620 // Ignored; we tried our best 15621 } 15622 } 15623 15624 cleanUp(); 15625 removeDexFiles(allCodePaths, instructionSets); 15626 } 15627 15628 boolean doPostDeleteLI(boolean delete) { 15629 // XXX err, shouldn't we respect the delete flag? 15630 cleanUpResourcesLI(); 15631 return true; 15632 } 15633 } 15634 15635 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15636 PackageManagerException { 15637 if (copyRet < 0) { 15638 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15639 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15640 throw new PackageManagerException(copyRet, message); 15641 } 15642 } 15643 } 15644 15645 /** 15646 * Extract the StorageManagerService "container ID" from the full code path of an 15647 * .apk. 15648 */ 15649 static String cidFromCodePath(String fullCodePath) { 15650 int eidx = fullCodePath.lastIndexOf("/"); 15651 String subStr1 = fullCodePath.substring(0, eidx); 15652 int sidx = subStr1.lastIndexOf("/"); 15653 return subStr1.substring(sidx+1, eidx); 15654 } 15655 15656 /** 15657 * Logic to handle movement of existing installed applications. 15658 */ 15659 class MoveInstallArgs extends InstallArgs { 15660 private File codeFile; 15661 private File resourceFile; 15662 15663 /** New install */ 15664 MoveInstallArgs(InstallParams params) { 15665 super(params.origin, params.move, params.observer, params.installFlags, 15666 params.installerPackageName, params.volumeUuid, 15667 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15668 params.grantedRuntimePermissions, 15669 params.traceMethod, params.traceCookie, params.signingDetails, 15670 params.installReason); 15671 } 15672 15673 int copyApk(IMediaContainerService imcs, boolean temp) { 15674 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15675 + move.fromUuid + " to " + move.toUuid); 15676 synchronized (mInstaller) { 15677 try { 15678 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15679 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15680 } catch (InstallerException e) { 15681 Slog.w(TAG, "Failed to move app", e); 15682 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15683 } 15684 } 15685 15686 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15687 resourceFile = codeFile; 15688 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15689 15690 return PackageManager.INSTALL_SUCCEEDED; 15691 } 15692 15693 int doPreInstall(int status) { 15694 if (status != PackageManager.INSTALL_SUCCEEDED) { 15695 cleanUp(move.toUuid); 15696 } 15697 return status; 15698 } 15699 15700 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15701 if (status != PackageManager.INSTALL_SUCCEEDED) { 15702 cleanUp(move.toUuid); 15703 return false; 15704 } 15705 15706 // Reflect the move in app info 15707 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15708 pkg.setApplicationInfoCodePath(pkg.codePath); 15709 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15710 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15711 pkg.setApplicationInfoResourcePath(pkg.codePath); 15712 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15713 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15714 15715 return true; 15716 } 15717 15718 int doPostInstall(int status, int uid) { 15719 if (status == PackageManager.INSTALL_SUCCEEDED) { 15720 cleanUp(move.fromUuid); 15721 } else { 15722 cleanUp(move.toUuid); 15723 } 15724 return status; 15725 } 15726 15727 @Override 15728 String getCodePath() { 15729 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15730 } 15731 15732 @Override 15733 String getResourcePath() { 15734 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15735 } 15736 15737 private boolean cleanUp(String volumeUuid) { 15738 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15739 move.dataAppName); 15740 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15741 final int[] userIds = sUserManager.getUserIds(); 15742 synchronized (mInstallLock) { 15743 // Clean up both app data and code 15744 // All package moves are frozen until finished 15745 for (int userId : userIds) { 15746 try { 15747 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15748 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15749 } catch (InstallerException e) { 15750 Slog.w(TAG, String.valueOf(e)); 15751 } 15752 } 15753 removeCodePathLI(codeFile); 15754 } 15755 return true; 15756 } 15757 15758 void cleanUpResourcesLI() { 15759 throw new UnsupportedOperationException(); 15760 } 15761 15762 boolean doPostDeleteLI(boolean delete) { 15763 throw new UnsupportedOperationException(); 15764 } 15765 } 15766 15767 static String getAsecPackageName(String packageCid) { 15768 int idx = packageCid.lastIndexOf("-"); 15769 if (idx == -1) { 15770 return packageCid; 15771 } 15772 return packageCid.substring(0, idx); 15773 } 15774 15775 // Utility method used to create code paths based on package name and available index. 15776 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15777 String idxStr = ""; 15778 int idx = 1; 15779 // Fall back to default value of idx=1 if prefix is not 15780 // part of oldCodePath 15781 if (oldCodePath != null) { 15782 String subStr = oldCodePath; 15783 // Drop the suffix right away 15784 if (suffix != null && subStr.endsWith(suffix)) { 15785 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15786 } 15787 // If oldCodePath already contains prefix find out the 15788 // ending index to either increment or decrement. 15789 int sidx = subStr.lastIndexOf(prefix); 15790 if (sidx != -1) { 15791 subStr = subStr.substring(sidx + prefix.length()); 15792 if (subStr != null) { 15793 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15794 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15795 } 15796 try { 15797 idx = Integer.parseInt(subStr); 15798 if (idx <= 1) { 15799 idx++; 15800 } else { 15801 idx--; 15802 } 15803 } catch(NumberFormatException e) { 15804 } 15805 } 15806 } 15807 } 15808 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15809 return prefix + idxStr; 15810 } 15811 15812 private File getNextCodePath(File targetDir, String packageName) { 15813 File result; 15814 SecureRandom random = new SecureRandom(); 15815 byte[] bytes = new byte[16]; 15816 do { 15817 random.nextBytes(bytes); 15818 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15819 result = new File(targetDir, packageName + "-" + suffix); 15820 } while (result.exists()); 15821 return result; 15822 } 15823 15824 // Utility method that returns the relative package path with respect 15825 // to the installation directory. Like say for /data/data/com.test-1.apk 15826 // string com.test-1 is returned. 15827 static String deriveCodePathName(String codePath) { 15828 if (codePath == null) { 15829 return null; 15830 } 15831 final File codeFile = new File(codePath); 15832 final String name = codeFile.getName(); 15833 if (codeFile.isDirectory()) { 15834 return name; 15835 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15836 final int lastDot = name.lastIndexOf('.'); 15837 return name.substring(0, lastDot); 15838 } else { 15839 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15840 return null; 15841 } 15842 } 15843 15844 static class PackageInstalledInfo { 15845 String name; 15846 int uid; 15847 // The set of users that originally had this package installed. 15848 int[] origUsers; 15849 // The set of users that now have this package installed. 15850 int[] newUsers; 15851 PackageParser.Package pkg; 15852 int returnCode; 15853 String returnMsg; 15854 String installerPackageName; 15855 PackageRemovedInfo removedInfo; 15856 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15857 15858 public void setError(int code, String msg) { 15859 setReturnCode(code); 15860 setReturnMessage(msg); 15861 Slog.w(TAG, msg); 15862 } 15863 15864 public void setError(String msg, PackageParserException e) { 15865 setReturnCode(e.error); 15866 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15867 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15868 for (int i = 0; i < childCount; i++) { 15869 addedChildPackages.valueAt(i).setError(msg, e); 15870 } 15871 Slog.w(TAG, msg, e); 15872 } 15873 15874 public void setError(String msg, PackageManagerException e) { 15875 returnCode = e.error; 15876 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15877 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15878 for (int i = 0; i < childCount; i++) { 15879 addedChildPackages.valueAt(i).setError(msg, e); 15880 } 15881 Slog.w(TAG, msg, e); 15882 } 15883 15884 public void setReturnCode(int returnCode) { 15885 this.returnCode = returnCode; 15886 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15887 for (int i = 0; i < childCount; i++) { 15888 addedChildPackages.valueAt(i).returnCode = returnCode; 15889 } 15890 } 15891 15892 private void setReturnMessage(String returnMsg) { 15893 this.returnMsg = returnMsg; 15894 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15895 for (int i = 0; i < childCount; i++) { 15896 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15897 } 15898 } 15899 15900 // In some error cases we want to convey more info back to the observer 15901 String origPackage; 15902 String origPermission; 15903 } 15904 15905 /* 15906 * Install a non-existing package. 15907 */ 15908 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15909 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15910 String volumeUuid, PackageInstalledInfo res, int installReason) { 15911 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15912 15913 // Remember this for later, in case we need to rollback this install 15914 String pkgName = pkg.packageName; 15915 15916 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15917 15918 synchronized(mPackages) { 15919 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15920 if (renamedPackage != null) { 15921 // A package with the same name is already installed, though 15922 // it has been renamed to an older name. The package we 15923 // are trying to install should be installed as an update to 15924 // the existing one, but that has not been requested, so bail. 15925 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15926 + " without first uninstalling package running as " 15927 + renamedPackage); 15928 return; 15929 } 15930 if (mPackages.containsKey(pkgName)) { 15931 // Don't allow installation over an existing package with the same name. 15932 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15933 + " without first uninstalling."); 15934 return; 15935 } 15936 } 15937 15938 try { 15939 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 15940 System.currentTimeMillis(), user); 15941 15942 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15943 15944 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15945 prepareAppDataAfterInstallLIF(newPackage); 15946 15947 } else { 15948 // Remove package from internal structures, but keep around any 15949 // data that might have already existed 15950 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15951 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15952 } 15953 } catch (PackageManagerException e) { 15954 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15955 } 15956 15957 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15958 } 15959 15960 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15961 try (DigestInputStream digestStream = 15962 new DigestInputStream(new FileInputStream(file), digest)) { 15963 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15964 } 15965 } 15966 15967 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15968 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15969 PackageInstalledInfo res, int installReason) { 15970 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15971 15972 final PackageParser.Package oldPackage; 15973 final PackageSetting ps; 15974 final String pkgName = pkg.packageName; 15975 final int[] allUsers; 15976 final int[] installedUsers; 15977 15978 synchronized(mPackages) { 15979 oldPackage = mPackages.get(pkgName); 15980 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15981 15982 // don't allow upgrade to target a release SDK from a pre-release SDK 15983 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15984 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15985 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15986 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15987 if (oldTargetsPreRelease 15988 && !newTargetsPreRelease 15989 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15990 Slog.w(TAG, "Can't install package targeting released sdk"); 15991 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15992 return; 15993 } 15994 15995 ps = mSettings.mPackages.get(pkgName); 15996 15997 // verify signatures are valid 15998 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 15999 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16000 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16001 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16002 "New package not signed by keys specified by upgrade-keysets: " 16003 + pkgName); 16004 return; 16005 } 16006 } else { 16007 16008 // default to original signature matching 16009 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16010 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16011 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16012 "New package has a different signature: " + pkgName); 16013 return; 16014 } 16015 } 16016 16017 // don't allow a system upgrade unless the upgrade hash matches 16018 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16019 byte[] digestBytes = null; 16020 try { 16021 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16022 updateDigest(digest, new File(pkg.baseCodePath)); 16023 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16024 for (String path : pkg.splitCodePaths) { 16025 updateDigest(digest, new File(path)); 16026 } 16027 } 16028 digestBytes = digest.digest(); 16029 } catch (NoSuchAlgorithmException | IOException e) { 16030 res.setError(INSTALL_FAILED_INVALID_APK, 16031 "Could not compute hash: " + pkgName); 16032 return; 16033 } 16034 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16035 res.setError(INSTALL_FAILED_INVALID_APK, 16036 "New package fails restrict-update check: " + pkgName); 16037 return; 16038 } 16039 // retain upgrade restriction 16040 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16041 } 16042 16043 // Check for shared user id changes 16044 String invalidPackageName = 16045 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16046 if (invalidPackageName != null) { 16047 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16048 "Package " + invalidPackageName + " tried to change user " 16049 + oldPackage.mSharedUserId); 16050 return; 16051 } 16052 16053 // check if the new package supports all of the abis which the old package supports 16054 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16055 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16056 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16057 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16058 "Update to package " + pkgName + " doesn't support multi arch"); 16059 return; 16060 } 16061 16062 // In case of rollback, remember per-user/profile install state 16063 allUsers = sUserManager.getUserIds(); 16064 installedUsers = ps.queryInstalledUsers(allUsers, true); 16065 16066 // don't allow an upgrade from full to ephemeral 16067 if (isInstantApp) { 16068 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16069 for (int currentUser : allUsers) { 16070 if (!ps.getInstantApp(currentUser)) { 16071 // can't downgrade from full to instant 16072 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16073 + " for user: " + currentUser); 16074 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16075 return; 16076 } 16077 } 16078 } else if (!ps.getInstantApp(user.getIdentifier())) { 16079 // can't downgrade from full to instant 16080 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16081 + " for user: " + user.getIdentifier()); 16082 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16083 return; 16084 } 16085 } 16086 } 16087 16088 // Update what is removed 16089 res.removedInfo = new PackageRemovedInfo(this); 16090 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16091 res.removedInfo.removedPackage = oldPackage.packageName; 16092 res.removedInfo.installerPackageName = ps.installerPackageName; 16093 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16094 res.removedInfo.isUpdate = true; 16095 res.removedInfo.origUsers = installedUsers; 16096 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16097 for (int i = 0; i < installedUsers.length; i++) { 16098 final int userId = installedUsers[i]; 16099 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16100 } 16101 16102 final int childCount = (oldPackage.childPackages != null) 16103 ? oldPackage.childPackages.size() : 0; 16104 for (int i = 0; i < childCount; i++) { 16105 boolean childPackageUpdated = false; 16106 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16107 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16108 if (res.addedChildPackages != null) { 16109 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16110 if (childRes != null) { 16111 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16112 childRes.removedInfo.removedPackage = childPkg.packageName; 16113 if (childPs != null) { 16114 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16115 } 16116 childRes.removedInfo.isUpdate = true; 16117 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16118 childPackageUpdated = true; 16119 } 16120 } 16121 if (!childPackageUpdated) { 16122 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16123 childRemovedRes.removedPackage = childPkg.packageName; 16124 if (childPs != null) { 16125 childRemovedRes.installerPackageName = childPs.installerPackageName; 16126 } 16127 childRemovedRes.isUpdate = false; 16128 childRemovedRes.dataRemoved = true; 16129 synchronized (mPackages) { 16130 if (childPs != null) { 16131 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16132 } 16133 } 16134 if (res.removedInfo.removedChildPackages == null) { 16135 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16136 } 16137 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16138 } 16139 } 16140 16141 boolean sysPkg = (isSystemApp(oldPackage)); 16142 if (sysPkg) { 16143 // Set the system/privileged/oem/vendor/product flags as needed 16144 final boolean privileged = 16145 (oldPackage.applicationInfo.privateFlags 16146 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16147 final boolean oem = 16148 (oldPackage.applicationInfo.privateFlags 16149 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16150 final boolean vendor = 16151 (oldPackage.applicationInfo.privateFlags 16152 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16153 final boolean product = 16154 (oldPackage.applicationInfo.privateFlags 16155 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16156 final @ParseFlags int systemParseFlags = parseFlags; 16157 final @ScanFlags int systemScanFlags = scanFlags 16158 | SCAN_AS_SYSTEM 16159 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16160 | (oem ? SCAN_AS_OEM : 0) 16161 | (vendor ? SCAN_AS_VENDOR : 0) 16162 | (product ? SCAN_AS_PRODUCT : 0); 16163 16164 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16165 user, allUsers, installerPackageName, res, installReason); 16166 } else { 16167 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16168 user, allUsers, installerPackageName, res, installReason); 16169 } 16170 } 16171 16172 @Override 16173 public List<String> getPreviousCodePaths(String packageName) { 16174 final int callingUid = Binder.getCallingUid(); 16175 final List<String> result = new ArrayList<>(); 16176 if (getInstantAppPackageName(callingUid) != null) { 16177 return result; 16178 } 16179 final PackageSetting ps = mSettings.mPackages.get(packageName); 16180 if (ps != null 16181 && ps.oldCodePaths != null 16182 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16183 result.addAll(ps.oldCodePaths); 16184 } 16185 return result; 16186 } 16187 16188 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16189 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16190 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16191 String installerPackageName, PackageInstalledInfo res, int installReason) { 16192 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16193 + deletedPackage); 16194 16195 String pkgName = deletedPackage.packageName; 16196 boolean deletedPkg = true; 16197 boolean addedPkg = false; 16198 boolean updatedSettings = false; 16199 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16200 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16201 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16202 16203 final long origUpdateTime = (pkg.mExtras != null) 16204 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16205 16206 // First delete the existing package while retaining the data directory 16207 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16208 res.removedInfo, true, pkg)) { 16209 // If the existing package wasn't successfully deleted 16210 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16211 deletedPkg = false; 16212 } else { 16213 // Successfully deleted the old package; proceed with replace. 16214 16215 // If deleted package lived in a container, give users a chance to 16216 // relinquish resources before killing. 16217 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16218 if (DEBUG_INSTALL) { 16219 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16220 } 16221 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16222 final ArrayList<String> pkgList = new ArrayList<String>(1); 16223 pkgList.add(deletedPackage.applicationInfo.packageName); 16224 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16225 } 16226 16227 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16228 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16229 16230 try { 16231 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16232 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16233 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16234 installReason); 16235 16236 // Update the in-memory copy of the previous code paths. 16237 PackageSetting ps = mSettings.mPackages.get(pkgName); 16238 if (!killApp) { 16239 if (ps.oldCodePaths == null) { 16240 ps.oldCodePaths = new ArraySet<>(); 16241 } 16242 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16243 if (deletedPackage.splitCodePaths != null) { 16244 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16245 } 16246 } else { 16247 ps.oldCodePaths = null; 16248 } 16249 if (ps.childPackageNames != null) { 16250 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16251 final String childPkgName = ps.childPackageNames.get(i); 16252 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16253 childPs.oldCodePaths = ps.oldCodePaths; 16254 } 16255 } 16256 // set instant app status, but, only if it's explicitly specified 16257 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16258 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16259 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16260 prepareAppDataAfterInstallLIF(newPackage); 16261 addedPkg = true; 16262 mDexManager.notifyPackageUpdated(newPackage.packageName, 16263 newPackage.baseCodePath, newPackage.splitCodePaths); 16264 } catch (PackageManagerException e) { 16265 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16266 } 16267 } 16268 16269 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16270 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16271 16272 // Revert all internal state mutations and added folders for the failed install 16273 if (addedPkg) { 16274 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16275 res.removedInfo, true, null); 16276 } 16277 16278 // Restore the old package 16279 if (deletedPkg) { 16280 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16281 File restoreFile = new File(deletedPackage.codePath); 16282 // Parse old package 16283 boolean oldExternal = isExternal(deletedPackage); 16284 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16285 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16286 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16287 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16288 try { 16289 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16290 null); 16291 } catch (PackageManagerException e) { 16292 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16293 + e.getMessage()); 16294 return; 16295 } 16296 16297 synchronized (mPackages) { 16298 // Ensure the installer package name up to date 16299 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16300 16301 // Update permissions for restored package 16302 mPermissionManager.updatePermissions( 16303 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16304 mPermissionCallback); 16305 16306 mSettings.writeLPr(); 16307 } 16308 16309 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16310 } 16311 } else { 16312 synchronized (mPackages) { 16313 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16314 if (ps != null) { 16315 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16316 if (res.removedInfo.removedChildPackages != null) { 16317 final int childCount = res.removedInfo.removedChildPackages.size(); 16318 // Iterate in reverse as we may modify the collection 16319 for (int i = childCount - 1; i >= 0; i--) { 16320 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16321 if (res.addedChildPackages.containsKey(childPackageName)) { 16322 res.removedInfo.removedChildPackages.removeAt(i); 16323 } else { 16324 PackageRemovedInfo childInfo = res.removedInfo 16325 .removedChildPackages.valueAt(i); 16326 childInfo.removedForAllUsers = mPackages.get( 16327 childInfo.removedPackage) == null; 16328 } 16329 } 16330 } 16331 } 16332 } 16333 } 16334 } 16335 16336 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16337 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16338 final @ScanFlags int scanFlags, UserHandle user, 16339 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16340 int installReason) { 16341 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16342 + ", old=" + deletedPackage); 16343 16344 final boolean disabledSystem; 16345 16346 // Remove existing system package 16347 removePackageLI(deletedPackage, true); 16348 16349 synchronized (mPackages) { 16350 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16351 } 16352 if (!disabledSystem) { 16353 // We didn't need to disable the .apk as a current system package, 16354 // which means we are replacing another update that is already 16355 // installed. We need to make sure to delete the older one's .apk. 16356 res.removedInfo.args = createInstallArgsForExisting(0, 16357 deletedPackage.applicationInfo.getCodePath(), 16358 deletedPackage.applicationInfo.getResourcePath(), 16359 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16360 } else { 16361 res.removedInfo.args = null; 16362 } 16363 16364 // Successfully disabled the old package. Now proceed with re-installation 16365 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16366 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16367 16368 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16369 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16370 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16371 16372 PackageParser.Package newPackage = null; 16373 try { 16374 // Add the package to the internal data structures 16375 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16376 16377 // Set the update and install times 16378 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16379 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16380 System.currentTimeMillis()); 16381 16382 // Update the package dynamic state if succeeded 16383 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16384 // Now that the install succeeded make sure we remove data 16385 // directories for any child package the update removed. 16386 final int deletedChildCount = (deletedPackage.childPackages != null) 16387 ? deletedPackage.childPackages.size() : 0; 16388 final int newChildCount = (newPackage.childPackages != null) 16389 ? newPackage.childPackages.size() : 0; 16390 for (int i = 0; i < deletedChildCount; i++) { 16391 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16392 boolean childPackageDeleted = true; 16393 for (int j = 0; j < newChildCount; j++) { 16394 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16395 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16396 childPackageDeleted = false; 16397 break; 16398 } 16399 } 16400 if (childPackageDeleted) { 16401 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16402 deletedChildPkg.packageName); 16403 if (ps != null && res.removedInfo.removedChildPackages != null) { 16404 PackageRemovedInfo removedChildRes = res.removedInfo 16405 .removedChildPackages.get(deletedChildPkg.packageName); 16406 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16407 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16408 } 16409 } 16410 } 16411 16412 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16413 installReason); 16414 prepareAppDataAfterInstallLIF(newPackage); 16415 16416 mDexManager.notifyPackageUpdated(newPackage.packageName, 16417 newPackage.baseCodePath, newPackage.splitCodePaths); 16418 } 16419 } catch (PackageManagerException e) { 16420 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16421 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16422 } 16423 16424 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16425 // Re installation failed. Restore old information 16426 // Remove new pkg information 16427 if (newPackage != null) { 16428 removeInstalledPackageLI(newPackage, true); 16429 } 16430 // Add back the old system package 16431 try { 16432 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16433 } catch (PackageManagerException e) { 16434 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16435 } 16436 16437 synchronized (mPackages) { 16438 if (disabledSystem) { 16439 enableSystemPackageLPw(deletedPackage); 16440 } 16441 16442 // Ensure the installer package name up to date 16443 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16444 16445 // Update permissions for restored package 16446 mPermissionManager.updatePermissions( 16447 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16448 mPermissionCallback); 16449 16450 mSettings.writeLPr(); 16451 } 16452 16453 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16454 + " after failed upgrade"); 16455 } 16456 } 16457 16458 /** 16459 * Checks whether the parent or any of the child packages have a change shared 16460 * user. For a package to be a valid update the shred users of the parent and 16461 * the children should match. We may later support changing child shared users. 16462 * @param oldPkg The updated package. 16463 * @param newPkg The update package. 16464 * @return The shared user that change between the versions. 16465 */ 16466 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16467 PackageParser.Package newPkg) { 16468 // Check parent shared user 16469 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16470 return newPkg.packageName; 16471 } 16472 // Check child shared users 16473 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16474 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16475 for (int i = 0; i < newChildCount; i++) { 16476 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16477 // If this child was present, did it have the same shared user? 16478 for (int j = 0; j < oldChildCount; j++) { 16479 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16480 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16481 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16482 return newChildPkg.packageName; 16483 } 16484 } 16485 } 16486 return null; 16487 } 16488 16489 private void removeNativeBinariesLI(PackageSetting ps) { 16490 // Remove the lib path for the parent package 16491 if (ps != null) { 16492 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16493 // Remove the lib path for the child packages 16494 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16495 for (int i = 0; i < childCount; i++) { 16496 PackageSetting childPs = null; 16497 synchronized (mPackages) { 16498 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16499 } 16500 if (childPs != null) { 16501 NativeLibraryHelper.removeNativeBinariesLI(childPs 16502 .legacyNativeLibraryPathString); 16503 } 16504 } 16505 } 16506 } 16507 16508 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16509 // Enable the parent package 16510 mSettings.enableSystemPackageLPw(pkg.packageName); 16511 // Enable the child packages 16512 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16513 for (int i = 0; i < childCount; i++) { 16514 PackageParser.Package childPkg = pkg.childPackages.get(i); 16515 mSettings.enableSystemPackageLPw(childPkg.packageName); 16516 } 16517 } 16518 16519 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16520 PackageParser.Package newPkg) { 16521 // Disable the parent package (parent always replaced) 16522 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16523 // Disable the child packages 16524 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16525 for (int i = 0; i < childCount; i++) { 16526 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16527 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16528 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16529 } 16530 return disabled; 16531 } 16532 16533 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16534 String installerPackageName) { 16535 // Enable the parent package 16536 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16537 // Enable the child packages 16538 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16539 for (int i = 0; i < childCount; i++) { 16540 PackageParser.Package childPkg = pkg.childPackages.get(i); 16541 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16542 } 16543 } 16544 16545 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16546 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16547 // Update the parent package setting 16548 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16549 res, user, installReason); 16550 // Update the child packages setting 16551 final int childCount = (newPackage.childPackages != null) 16552 ? newPackage.childPackages.size() : 0; 16553 for (int i = 0; i < childCount; i++) { 16554 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16555 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16556 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16557 childRes.origUsers, childRes, user, installReason); 16558 } 16559 } 16560 16561 private void updateSettingsInternalLI(PackageParser.Package pkg, 16562 String installerPackageName, int[] allUsers, int[] installedForUsers, 16563 PackageInstalledInfo res, UserHandle user, int installReason) { 16564 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16565 16566 final String pkgName = pkg.packageName; 16567 16568 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16569 synchronized (mPackages) { 16570// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16571 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16572 mPermissionCallback); 16573 // For system-bundled packages, we assume that installing an upgraded version 16574 // of the package implies that the user actually wants to run that new code, 16575 // so we enable the package. 16576 PackageSetting ps = mSettings.mPackages.get(pkgName); 16577 final int userId = user.getIdentifier(); 16578 if (ps != null) { 16579 if (isSystemApp(pkg)) { 16580 if (DEBUG_INSTALL) { 16581 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16582 } 16583 // Enable system package for requested users 16584 if (res.origUsers != null) { 16585 for (int origUserId : res.origUsers) { 16586 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16587 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16588 origUserId, installerPackageName); 16589 } 16590 } 16591 } 16592 // Also convey the prior install/uninstall state 16593 if (allUsers != null && installedForUsers != null) { 16594 for (int currentUserId : allUsers) { 16595 final boolean installed = ArrayUtils.contains( 16596 installedForUsers, currentUserId); 16597 if (DEBUG_INSTALL) { 16598 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16599 } 16600 ps.setInstalled(installed, currentUserId); 16601 } 16602 // these install state changes will be persisted in the 16603 // upcoming call to mSettings.writeLPr(). 16604 } 16605 } 16606 // It's implied that when a user requests installation, they want the app to be 16607 // installed and enabled. 16608 if (userId != UserHandle.USER_ALL) { 16609 ps.setInstalled(true, userId); 16610 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16611 } else { 16612 for (int currentUserId : sUserManager.getUserIds()) { 16613 ps.setInstalled(true, currentUserId); 16614 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, currentUserId, 16615 installerPackageName); 16616 } 16617 } 16618 16619 // When replacing an existing package, preserve the original install reason for all 16620 // users that had the package installed before. 16621 final Set<Integer> previousUserIds = new ArraySet<>(); 16622 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16623 final int installReasonCount = res.removedInfo.installReasons.size(); 16624 for (int i = 0; i < installReasonCount; i++) { 16625 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16626 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16627 ps.setInstallReason(previousInstallReason, previousUserId); 16628 previousUserIds.add(previousUserId); 16629 } 16630 } 16631 16632 // Set install reason for users that are having the package newly installed. 16633 if (userId == UserHandle.USER_ALL) { 16634 for (int currentUserId : sUserManager.getUserIds()) { 16635 if (!previousUserIds.contains(currentUserId)) { 16636 ps.setInstallReason(installReason, currentUserId); 16637 } 16638 } 16639 } else if (!previousUserIds.contains(userId)) { 16640 ps.setInstallReason(installReason, userId); 16641 } 16642 mSettings.writeKernelMappingLPr(ps); 16643 } 16644 res.name = pkgName; 16645 res.uid = pkg.applicationInfo.uid; 16646 res.pkg = pkg; 16647 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16648 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16649 //to update install status 16650 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16651 mSettings.writeLPr(); 16652 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16653 } 16654 16655 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16656 } 16657 16658 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16659 try { 16660 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16661 installPackageLI(args, res); 16662 } finally { 16663 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16664 } 16665 } 16666 16667 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16668 final int installFlags = args.installFlags; 16669 final String installerPackageName = args.installerPackageName; 16670 final String volumeUuid = args.volumeUuid; 16671 final File tmpPackageFile = new File(args.getCodePath()); 16672 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16673 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16674 || (args.volumeUuid != null)); 16675 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16676 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16677 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16678 final boolean virtualPreload = 16679 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16680 boolean replace = false; 16681 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16682 if (args.move != null) { 16683 // moving a complete application; perform an initial scan on the new install location 16684 scanFlags |= SCAN_INITIAL; 16685 } 16686 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16687 scanFlags |= SCAN_DONT_KILL_APP; 16688 } 16689 if (instantApp) { 16690 scanFlags |= SCAN_AS_INSTANT_APP; 16691 } 16692 if (fullApp) { 16693 scanFlags |= SCAN_AS_FULL_APP; 16694 } 16695 if (virtualPreload) { 16696 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16697 } 16698 16699 // Result object to be returned 16700 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16701 res.installerPackageName = installerPackageName; 16702 16703 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16704 16705 // Sanity check 16706 if (instantApp && (forwardLocked || onExternal)) { 16707 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16708 + " external=" + onExternal); 16709 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16710 return; 16711 } 16712 16713 // Retrieve PackageSettings and parse package 16714 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16715 | PackageParser.PARSE_ENFORCE_CODE 16716 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16717 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16718 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16719 PackageParser pp = new PackageParser(); 16720 pp.setSeparateProcesses(mSeparateProcesses); 16721 pp.setDisplayMetrics(mMetrics); 16722 pp.setCallback(mPackageParserCallback); 16723 16724 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16725 final PackageParser.Package pkg; 16726 try { 16727 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16728 DexMetadataHelper.validatePackageDexMetadata(pkg); 16729 } catch (PackageParserException e) { 16730 res.setError("Failed parse during installPackageLI", e); 16731 return; 16732 } finally { 16733 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16734 } 16735 16736 // Instant apps have several additional install-time checks. 16737 if (instantApp) { 16738 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16739 Slog.w(TAG, 16740 "Instant app package " + pkg.packageName + " does not target at least O"); 16741 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16742 "Instant app package must target at least O"); 16743 return; 16744 } 16745 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16746 Slog.w(TAG, "Instant app package " + pkg.packageName 16747 + " does not target targetSandboxVersion 2"); 16748 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16749 "Instant app package must use targetSandboxVersion 2"); 16750 return; 16751 } 16752 if (pkg.mSharedUserId != null) { 16753 Slog.w(TAG, "Instant app package " + pkg.packageName 16754 + " may not declare sharedUserId."); 16755 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16756 "Instant app package may not declare a sharedUserId"); 16757 return; 16758 } 16759 } 16760 16761 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16762 // Static shared libraries have synthetic package names 16763 renameStaticSharedLibraryPackage(pkg); 16764 16765 // No static shared libs on external storage 16766 if (onExternal) { 16767 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16768 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16769 "Packages declaring static-shared libs cannot be updated"); 16770 return; 16771 } 16772 } 16773 16774 // If we are installing a clustered package add results for the children 16775 if (pkg.childPackages != null) { 16776 synchronized (mPackages) { 16777 final int childCount = pkg.childPackages.size(); 16778 for (int i = 0; i < childCount; i++) { 16779 PackageParser.Package childPkg = pkg.childPackages.get(i); 16780 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16781 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16782 childRes.pkg = childPkg; 16783 childRes.name = childPkg.packageName; 16784 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16785 if (childPs != null) { 16786 childRes.origUsers = childPs.queryInstalledUsers( 16787 sUserManager.getUserIds(), true); 16788 } 16789 if ((mPackages.containsKey(childPkg.packageName))) { 16790 childRes.removedInfo = new PackageRemovedInfo(this); 16791 childRes.removedInfo.removedPackage = childPkg.packageName; 16792 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16793 } 16794 if (res.addedChildPackages == null) { 16795 res.addedChildPackages = new ArrayMap<>(); 16796 } 16797 res.addedChildPackages.put(childPkg.packageName, childRes); 16798 } 16799 } 16800 } 16801 16802 // If package doesn't declare API override, mark that we have an install 16803 // time CPU ABI override. 16804 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16805 pkg.cpuAbiOverride = args.abiOverride; 16806 } 16807 16808 String pkgName = res.name = pkg.packageName; 16809 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16810 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16811 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16812 return; 16813 } 16814 } 16815 16816 try { 16817 // either use what we've been given or parse directly from the APK 16818 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16819 pkg.setSigningDetails(args.signingDetails); 16820 } else { 16821 PackageParser.collectCertificates(pkg, false /* skipVerify */); 16822 } 16823 } catch (PackageParserException e) { 16824 res.setError("Failed collect during installPackageLI", e); 16825 return; 16826 } 16827 16828 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16829 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16830 Slog.w(TAG, "Instant app package " + pkg.packageName 16831 + " is not signed with at least APK Signature Scheme v2"); 16832 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16833 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16834 return; 16835 } 16836 16837 // Get rid of all references to package scan path via parser. 16838 pp = null; 16839 String oldCodePath = null; 16840 boolean systemApp = false; 16841 synchronized (mPackages) { 16842 // Check if installing already existing package 16843 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16844 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16845 if (pkg.mOriginalPackages != null 16846 && pkg.mOriginalPackages.contains(oldName) 16847 && mPackages.containsKey(oldName)) { 16848 // This package is derived from an original package, 16849 // and this device has been updating from that original 16850 // name. We must continue using the original name, so 16851 // rename the new package here. 16852 pkg.setPackageName(oldName); 16853 pkgName = pkg.packageName; 16854 replace = true; 16855 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16856 + oldName + " pkgName=" + pkgName); 16857 } else if (mPackages.containsKey(pkgName)) { 16858 // This package, under its official name, already exists 16859 // on the device; we should replace it. 16860 replace = true; 16861 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16862 } 16863 16864 // Child packages are installed through the parent package 16865 if (pkg.parentPackage != null) { 16866 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16867 "Package " + pkg.packageName + " is child of package " 16868 + pkg.parentPackage.parentPackage + ". Child packages " 16869 + "can be updated only through the parent package."); 16870 return; 16871 } 16872 16873 if (replace) { 16874 // Prevent apps opting out from runtime permissions 16875 PackageParser.Package oldPackage = mPackages.get(pkgName); 16876 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16877 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16878 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16879 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16880 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16881 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16882 + " doesn't support runtime permissions but the old" 16883 + " target SDK " + oldTargetSdk + " does."); 16884 return; 16885 } 16886 // Prevent persistent apps from being updated 16887 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16888 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16889 "Package " + oldPackage.packageName + " is a persistent app. " 16890 + "Persistent apps are not updateable."); 16891 return; 16892 } 16893 // Prevent apps from downgrading their targetSandbox. 16894 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16895 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16896 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16897 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16898 "Package " + pkg.packageName + " new target sandbox " 16899 + newTargetSandbox + " is incompatible with the previous value of" 16900 + oldTargetSandbox + "."); 16901 return; 16902 } 16903 16904 // Prevent installing of child packages 16905 if (oldPackage.parentPackage != null) { 16906 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16907 "Package " + pkg.packageName + " is child of package " 16908 + oldPackage.parentPackage + ". Child packages " 16909 + "can be updated only through the parent package."); 16910 return; 16911 } 16912 } 16913 } 16914 16915 PackageSetting ps = mSettings.mPackages.get(pkgName); 16916 if (ps != null) { 16917 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16918 16919 // Static shared libs have same package with different versions where 16920 // we internally use a synthetic package name to allow multiple versions 16921 // of the same package, therefore we need to compare signatures against 16922 // the package setting for the latest library version. 16923 PackageSetting signatureCheckPs = ps; 16924 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16925 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16926 if (libraryEntry != null) { 16927 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16928 } 16929 } 16930 16931 // Quick sanity check that we're signed correctly if updating; 16932 // we'll check this again later when scanning, but we want to 16933 // bail early here before tripping over redefined permissions. 16934 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16935 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16936 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16937 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16938 + pkg.packageName + " upgrade keys do not match the " 16939 + "previously installed version"); 16940 return; 16941 } 16942 } else { 16943 try { 16944 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 16945 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 16946 // We don't care about disabledPkgSetting on install for now. 16947 final boolean compatMatch = verifySignatures( 16948 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 16949 compareRecover); 16950 // The new KeySets will be re-added later in the scanning process. 16951 if (compatMatch) { 16952 synchronized (mPackages) { 16953 ksms.removeAppKeySetDataLPw(pkg.packageName); 16954 } 16955 } 16956 } catch (PackageManagerException e) { 16957 res.setError(e.error, e.getMessage()); 16958 return; 16959 } 16960 } 16961 16962 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16963 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16964 systemApp = (ps.pkg.applicationInfo.flags & 16965 ApplicationInfo.FLAG_SYSTEM) != 0; 16966 } 16967 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16968 } 16969 16970 int N = pkg.permissions.size(); 16971 for (int i = N-1; i >= 0; i--) { 16972 final PackageParser.Permission perm = pkg.permissions.get(i); 16973 final BasePermission bp = 16974 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 16975 16976 // Don't allow anyone but the system to define ephemeral permissions. 16977 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 16978 && !systemApp) { 16979 Slog.w(TAG, "Non-System package " + pkg.packageName 16980 + " attempting to delcare ephemeral permission " 16981 + perm.info.name + "; Removing ephemeral."); 16982 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 16983 } 16984 16985 // Check whether the newly-scanned package wants to define an already-defined perm 16986 if (bp != null) { 16987 // If the defining package is signed with our cert, it's okay. This 16988 // also includes the "updating the same package" case, of course. 16989 // "updating same package" could also involve key-rotation. 16990 final boolean sigsOk; 16991 final String sourcePackageName = bp.getSourcePackageName(); 16992 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 16993 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16994 if (sourcePackageName.equals(pkg.packageName) 16995 && (ksms.shouldCheckUpgradeKeySetLocked( 16996 sourcePackageSetting, scanFlags))) { 16997 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 16998 } else { 16999 17000 // in the event of signing certificate rotation, we need to see if the 17001 // package's certificate has rotated from the current one, or if it is an 17002 // older certificate with which the current is ok with sharing permissions 17003 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17004 pkg.mSigningDetails, 17005 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17006 sigsOk = true; 17007 } else if (pkg.mSigningDetails.checkCapability( 17008 sourcePackageSetting.signatures.mSigningDetails, 17009 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17010 17011 // the scanned package checks out, has signing certificate rotation 17012 // history, and is newer; bring it over 17013 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17014 sigsOk = true; 17015 } else { 17016 sigsOk = false; 17017 } 17018 } 17019 if (!sigsOk) { 17020 // If the owning package is the system itself, we log but allow 17021 // install to proceed; we fail the install on all other permission 17022 // redefinitions. 17023 if (!sourcePackageName.equals("android")) { 17024 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17025 + pkg.packageName + " attempting to redeclare permission " 17026 + perm.info.name + " already owned by " + sourcePackageName); 17027 res.origPermission = perm.info.name; 17028 res.origPackage = sourcePackageName; 17029 return; 17030 } else { 17031 Slog.w(TAG, "Package " + pkg.packageName 17032 + " attempting to redeclare system permission " 17033 + perm.info.name + "; ignoring new declaration"); 17034 pkg.permissions.remove(i); 17035 } 17036 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17037 // Prevent apps to change protection level to dangerous from any other 17038 // type as this would allow a privilege escalation where an app adds a 17039 // normal/signature permission in other app's group and later redefines 17040 // it as dangerous leading to the group auto-grant. 17041 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17042 == PermissionInfo.PROTECTION_DANGEROUS) { 17043 if (bp != null && !bp.isRuntime()) { 17044 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17045 + "non-runtime permission " + perm.info.name 17046 + " to runtime; keeping old protection level"); 17047 perm.info.protectionLevel = bp.getProtectionLevel(); 17048 } 17049 } 17050 } 17051 } 17052 } 17053 } 17054 17055 if (systemApp) { 17056 if (onExternal) { 17057 // Abort update; system app can't be replaced with app on sdcard 17058 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17059 "Cannot install updates to system apps on sdcard"); 17060 return; 17061 } else if (instantApp) { 17062 // Abort update; system app can't be replaced with an instant app 17063 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17064 "Cannot update a system app with an instant app"); 17065 return; 17066 } 17067 } 17068 17069 if (args.move != null) { 17070 // We did an in-place move, so dex is ready to roll 17071 scanFlags |= SCAN_NO_DEX; 17072 scanFlags |= SCAN_MOVE; 17073 17074 synchronized (mPackages) { 17075 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17076 if (ps == null) { 17077 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17078 "Missing settings for moved package " + pkgName); 17079 } 17080 17081 // We moved the entire application as-is, so bring over the 17082 // previously derived ABI information. 17083 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17084 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17085 } 17086 17087 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17088 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17089 scanFlags |= SCAN_NO_DEX; 17090 17091 try { 17092 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17093 args.abiOverride : pkg.cpuAbiOverride); 17094 final boolean extractNativeLibs = !pkg.isLibrary(); 17095 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17096 } catch (PackageManagerException pme) { 17097 Slog.e(TAG, "Error deriving application ABI", pme); 17098 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17099 return; 17100 } 17101 17102 // Shared libraries for the package need to be updated. 17103 synchronized (mPackages) { 17104 try { 17105 updateSharedLibrariesLPr(pkg, null); 17106 } catch (PackageManagerException e) { 17107 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17108 } 17109 } 17110 } 17111 17112 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17113 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17114 return; 17115 } 17116 17117 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17118 String apkPath = null; 17119 synchronized (mPackages) { 17120 // Note that if the attacker managed to skip verify setup, for example by tampering 17121 // with the package settings, upon reboot we will do full apk verification when 17122 // verity is not detected. 17123 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17124 if (ps != null && ps.isPrivileged()) { 17125 apkPath = pkg.baseCodePath; 17126 } 17127 } 17128 17129 if (apkPath != null) { 17130 final VerityUtils.SetupResult result = 17131 VerityUtils.generateApkVeritySetupData(apkPath); 17132 if (result.isOk()) { 17133 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17134 FileDescriptor fd = result.getUnownedFileDescriptor(); 17135 try { 17136 mInstaller.installApkVerity(apkPath, fd); 17137 } catch (InstallerException e) { 17138 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17139 "Failed to set up verity: " + e); 17140 return; 17141 } finally { 17142 IoUtils.closeQuietly(fd); 17143 } 17144 } else if (result.isFailed()) { 17145 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17146 return; 17147 } else { 17148 // Do nothing if verity is skipped. Will fall back to full apk verification on 17149 // reboot. 17150 } 17151 } 17152 } 17153 17154 if (!instantApp) { 17155 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17156 } else { 17157 if (DEBUG_DOMAIN_VERIFICATION) { 17158 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17159 } 17160 } 17161 17162 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17163 "installPackageLI")) { 17164 if (replace) { 17165 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17166 // Static libs have a synthetic package name containing the version 17167 // and cannot be updated as an update would get a new package name, 17168 // unless this is the exact same version code which is useful for 17169 // development. 17170 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17171 if (existingPkg != null && 17172 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17173 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17174 + "static-shared libs cannot be updated"); 17175 return; 17176 } 17177 } 17178 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17179 installerPackageName, res, args.installReason); 17180 } else { 17181 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17182 args.user, installerPackageName, volumeUuid, res, args.installReason); 17183 } 17184 } 17185 17186 // Prepare the application profiles for the new code paths. 17187 // This needs to be done before invoking dexopt so that any install-time profile 17188 // can be used for optimizations. 17189 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17190 17191 // Check whether we need to dexopt the app. 17192 // 17193 // NOTE: it is IMPORTANT to call dexopt: 17194 // - after doRename which will sync the package data from PackageParser.Package and its 17195 // corresponding ApplicationInfo. 17196 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17197 // uid of the application (pkg.applicationInfo.uid). 17198 // This update happens in place! 17199 // 17200 // We only need to dexopt if the package meets ALL of the following conditions: 17201 // 1) it is not forward locked. 17202 // 2) it is not on on an external ASEC container. 17203 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17204 // 17205 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17206 // complete, so we skip this step during installation. Instead, we'll take extra time 17207 // the first time the instant app starts. It's preferred to do it this way to provide 17208 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17209 // middle of running an instant app. The default behaviour can be overridden 17210 // via gservices. 17211 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17212 && !forwardLocked 17213 && !pkg.applicationInfo.isExternalAsec() 17214 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17215 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17216 17217 if (performDexopt) { 17218 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17219 // Do not run PackageDexOptimizer through the local performDexOpt 17220 // method because `pkg` may not be in `mPackages` yet. 17221 // 17222 // Also, don't fail application installs if the dexopt step fails. 17223 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17224 REASON_INSTALL, 17225 DexoptOptions.DEXOPT_BOOT_COMPLETE | 17226 DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE); 17227 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17228 null /* instructionSets */, 17229 getOrCreateCompilerPackageStats(pkg), 17230 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17231 dexoptOptions); 17232 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17233 } 17234 17235 // Notify BackgroundDexOptService that the package has been changed. 17236 // If this is an update of a package which used to fail to compile, 17237 // BackgroundDexOptService will remove it from its blacklist. 17238 // TODO: Layering violation 17239 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17240 17241 synchronized (mPackages) { 17242 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17243 if (ps != null) { 17244 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17245 ps.setUpdateAvailable(false /*updateAvailable*/); 17246 } 17247 17248 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17249 for (int i = 0; i < childCount; i++) { 17250 PackageParser.Package childPkg = pkg.childPackages.get(i); 17251 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17252 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17253 if (childPs != null) { 17254 childRes.newUsers = childPs.queryInstalledUsers( 17255 sUserManager.getUserIds(), true); 17256 } 17257 } 17258 17259 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17260 updateSequenceNumberLP(ps, res.newUsers); 17261 updateInstantAppInstallerLocked(pkgName); 17262 } 17263 } 17264 } 17265 17266 private void startIntentFilterVerifications(int userId, boolean replacing, 17267 PackageParser.Package pkg) { 17268 if (mIntentFilterVerifierComponent == null) { 17269 Slog.w(TAG, "No IntentFilter verification will not be done as " 17270 + "there is no IntentFilterVerifier available!"); 17271 return; 17272 } 17273 17274 final int verifierUid = getPackageUid( 17275 mIntentFilterVerifierComponent.getPackageName(), 17276 MATCH_DEBUG_TRIAGED_MISSING, 17277 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17278 17279 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17280 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17281 mHandler.sendMessage(msg); 17282 17283 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17284 for (int i = 0; i < childCount; i++) { 17285 PackageParser.Package childPkg = pkg.childPackages.get(i); 17286 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17287 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17288 mHandler.sendMessage(msg); 17289 } 17290 } 17291 17292 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17293 PackageParser.Package pkg) { 17294 int size = pkg.activities.size(); 17295 if (size == 0) { 17296 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17297 "No activity, so no need to verify any IntentFilter!"); 17298 return; 17299 } 17300 17301 final boolean hasDomainURLs = hasDomainURLs(pkg); 17302 if (!hasDomainURLs) { 17303 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17304 "No domain URLs, so no need to verify any IntentFilter!"); 17305 return; 17306 } 17307 17308 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17309 + " if any IntentFilter from the " + size 17310 + " Activities needs verification ..."); 17311 17312 int count = 0; 17313 final String packageName = pkg.packageName; 17314 17315 synchronized (mPackages) { 17316 // If this is a new install and we see that we've already run verification for this 17317 // package, we have nothing to do: it means the state was restored from backup. 17318 if (!replacing) { 17319 IntentFilterVerificationInfo ivi = 17320 mSettings.getIntentFilterVerificationLPr(packageName); 17321 if (ivi != null) { 17322 if (DEBUG_DOMAIN_VERIFICATION) { 17323 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17324 + ivi.getStatusString()); 17325 } 17326 return; 17327 } 17328 } 17329 17330 // If any filters need to be verified, then all need to be. 17331 boolean needToVerify = false; 17332 for (PackageParser.Activity a : pkg.activities) { 17333 for (ActivityIntentInfo filter : a.intents) { 17334 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17335 if (DEBUG_DOMAIN_VERIFICATION) { 17336 Slog.d(TAG, 17337 "Intent filter needs verification, so processing all filters"); 17338 } 17339 needToVerify = true; 17340 break; 17341 } 17342 } 17343 } 17344 17345 if (needToVerify) { 17346 final int verificationId = mIntentFilterVerificationToken++; 17347 for (PackageParser.Activity a : pkg.activities) { 17348 for (ActivityIntentInfo filter : a.intents) { 17349 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17350 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17351 "Verification needed for IntentFilter:" + filter.toString()); 17352 mIntentFilterVerifier.addOneIntentFilterVerification( 17353 verifierUid, userId, verificationId, filter, packageName); 17354 count++; 17355 } 17356 } 17357 } 17358 } 17359 } 17360 17361 if (count > 0) { 17362 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17363 + " IntentFilter verification" + (count > 1 ? "s" : "") 17364 + " for userId:" + userId); 17365 mIntentFilterVerifier.startVerifications(userId); 17366 } else { 17367 if (DEBUG_DOMAIN_VERIFICATION) { 17368 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17369 } 17370 } 17371 } 17372 17373 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17374 final ComponentName cn = filter.activity.getComponentName(); 17375 final String packageName = cn.getPackageName(); 17376 17377 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17378 packageName); 17379 if (ivi == null) { 17380 return true; 17381 } 17382 int status = ivi.getStatus(); 17383 switch (status) { 17384 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17385 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17386 return true; 17387 17388 default: 17389 // Nothing to do 17390 return false; 17391 } 17392 } 17393 17394 private static boolean isMultiArch(ApplicationInfo info) { 17395 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17396 } 17397 17398 private static boolean isExternal(PackageParser.Package pkg) { 17399 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17400 } 17401 17402 private static boolean isExternal(PackageSetting ps) { 17403 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17404 } 17405 17406 private static boolean isSystemApp(PackageParser.Package pkg) { 17407 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17408 } 17409 17410 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17411 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17412 } 17413 17414 private static boolean isOemApp(PackageParser.Package pkg) { 17415 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17416 } 17417 17418 private static boolean isVendorApp(PackageParser.Package pkg) { 17419 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17420 } 17421 17422 private static boolean isProductApp(PackageParser.Package pkg) { 17423 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17424 } 17425 17426 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17427 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17428 } 17429 17430 private static boolean isSystemApp(PackageSetting ps) { 17431 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17432 } 17433 17434 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17435 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17436 } 17437 17438 private int packageFlagsToInstallFlags(PackageSetting ps) { 17439 int installFlags = 0; 17440 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17441 // This existing package was an external ASEC install when we have 17442 // the external flag without a UUID 17443 installFlags |= PackageManager.INSTALL_EXTERNAL; 17444 } 17445 if (ps.isForwardLocked()) { 17446 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17447 } 17448 return installFlags; 17449 } 17450 17451 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17452 if (isExternal(pkg)) { 17453 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17454 return mSettings.getExternalVersion(); 17455 } else { 17456 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17457 } 17458 } else { 17459 return mSettings.getInternalVersion(); 17460 } 17461 } 17462 17463 private void deleteTempPackageFiles() { 17464 final FilenameFilter filter = new FilenameFilter() { 17465 public boolean accept(File dir, String name) { 17466 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17467 } 17468 }; 17469 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17470 file.delete(); 17471 } 17472 } 17473 17474 @Override 17475 public void deletePackageAsUser(String packageName, int versionCode, 17476 IPackageDeleteObserver observer, int userId, int flags) { 17477 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17478 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17479 } 17480 17481 @Override 17482 public void deletePackageVersioned(VersionedPackage versionedPackage, 17483 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17484 final int callingUid = Binder.getCallingUid(); 17485 mContext.enforceCallingOrSelfPermission( 17486 android.Manifest.permission.DELETE_PACKAGES, null); 17487 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17488 Preconditions.checkNotNull(versionedPackage); 17489 Preconditions.checkNotNull(observer); 17490 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17491 PackageManager.VERSION_CODE_HIGHEST, 17492 Long.MAX_VALUE, "versionCode must be >= -1"); 17493 17494 final String packageName = versionedPackage.getPackageName(); 17495 final long versionCode = versionedPackage.getLongVersionCode(); 17496 final String internalPackageName; 17497 synchronized (mPackages) { 17498 // Normalize package name to handle renamed packages and static libs 17499 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17500 } 17501 17502 final int uid = Binder.getCallingUid(); 17503 if (!isOrphaned(internalPackageName) 17504 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17505 try { 17506 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17507 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17508 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17509 observer.onUserActionRequired(intent); 17510 } catch (RemoteException re) { 17511 } 17512 return; 17513 } 17514 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17515 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17516 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17517 mContext.enforceCallingOrSelfPermission( 17518 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17519 "deletePackage for user " + userId); 17520 } 17521 17522 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17523 try { 17524 observer.onPackageDeleted(packageName, 17525 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17526 } catch (RemoteException re) { 17527 } 17528 return; 17529 } 17530 17531 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17532 try { 17533 observer.onPackageDeleted(packageName, 17534 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17535 } catch (RemoteException re) { 17536 } 17537 return; 17538 } 17539 17540 if (DEBUG_REMOVE) { 17541 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17542 + " deleteAllUsers: " + deleteAllUsers + " version=" 17543 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17544 ? "VERSION_CODE_HIGHEST" : versionCode)); 17545 } 17546 // Queue up an async operation since the package deletion may take a little while. 17547 mHandler.post(new Runnable() { 17548 public void run() { 17549 mHandler.removeCallbacks(this); 17550 int returnCode; 17551 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17552 boolean doDeletePackage = true; 17553 if (ps != null) { 17554 final boolean targetIsInstantApp = 17555 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17556 doDeletePackage = !targetIsInstantApp 17557 || canViewInstantApps; 17558 } 17559 if (doDeletePackage) { 17560 if (!deleteAllUsers) { 17561 returnCode = deletePackageX(internalPackageName, versionCode, 17562 userId, deleteFlags); 17563 } else { 17564 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17565 internalPackageName, users); 17566 // If nobody is blocking uninstall, proceed with delete for all users 17567 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17568 returnCode = deletePackageX(internalPackageName, versionCode, 17569 userId, deleteFlags); 17570 } else { 17571 // Otherwise uninstall individually for users with blockUninstalls=false 17572 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17573 for (int userId : users) { 17574 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17575 returnCode = deletePackageX(internalPackageName, versionCode, 17576 userId, userFlags); 17577 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17578 Slog.w(TAG, "Package delete failed for user " + userId 17579 + ", returnCode " + returnCode); 17580 } 17581 } 17582 } 17583 // The app has only been marked uninstalled for certain users. 17584 // We still need to report that delete was blocked 17585 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17586 } 17587 } 17588 } else { 17589 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17590 } 17591 try { 17592 observer.onPackageDeleted(packageName, returnCode, null); 17593 } catch (RemoteException e) { 17594 Log.i(TAG, "Observer no longer exists."); 17595 } //end catch 17596 } //end run 17597 }); 17598 } 17599 17600 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17601 if (pkg.staticSharedLibName != null) { 17602 return pkg.manifestPackageName; 17603 } 17604 return pkg.packageName; 17605 } 17606 17607 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17608 // Handle renamed packages 17609 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17610 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17611 17612 // Is this a static library? 17613 LongSparseArray<SharedLibraryEntry> versionedLib = 17614 mStaticLibsByDeclaringPackage.get(packageName); 17615 if (versionedLib == null || versionedLib.size() <= 0) { 17616 return packageName; 17617 } 17618 17619 // Figure out which lib versions the caller can see 17620 LongSparseLongArray versionsCallerCanSee = null; 17621 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17622 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17623 && callingAppId != Process.ROOT_UID) { 17624 versionsCallerCanSee = new LongSparseLongArray(); 17625 String libName = versionedLib.valueAt(0).info.getName(); 17626 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17627 if (uidPackages != null) { 17628 for (String uidPackage : uidPackages) { 17629 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17630 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17631 if (libIdx >= 0) { 17632 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17633 versionsCallerCanSee.append(libVersion, libVersion); 17634 } 17635 } 17636 } 17637 } 17638 17639 // Caller can see nothing - done 17640 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17641 return packageName; 17642 } 17643 17644 // Find the version the caller can see and the app version code 17645 SharedLibraryEntry highestVersion = null; 17646 final int versionCount = versionedLib.size(); 17647 for (int i = 0; i < versionCount; i++) { 17648 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17649 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17650 libEntry.info.getLongVersion()) < 0) { 17651 continue; 17652 } 17653 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17654 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17655 if (libVersionCode == versionCode) { 17656 return libEntry.apk; 17657 } 17658 } else if (highestVersion == null) { 17659 highestVersion = libEntry; 17660 } else if (libVersionCode > highestVersion.info 17661 .getDeclaringPackage().getLongVersionCode()) { 17662 highestVersion = libEntry; 17663 } 17664 } 17665 17666 if (highestVersion != null) { 17667 return highestVersion.apk; 17668 } 17669 17670 return packageName; 17671 } 17672 17673 boolean isCallerVerifier(int callingUid) { 17674 final int callingUserId = UserHandle.getUserId(callingUid); 17675 return mRequiredVerifierPackage != null && 17676 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17677 } 17678 17679 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17680 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17681 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17682 return true; 17683 } 17684 final int callingUserId = UserHandle.getUserId(callingUid); 17685 // If the caller installed the pkgName, then allow it to silently uninstall. 17686 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17687 return true; 17688 } 17689 17690 // Allow package verifier to silently uninstall. 17691 if (mRequiredVerifierPackage != null && 17692 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17693 return true; 17694 } 17695 17696 // Allow package uninstaller to silently uninstall. 17697 if (mRequiredUninstallerPackage != null && 17698 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17699 return true; 17700 } 17701 17702 // Allow storage manager to silently uninstall. 17703 if (mStorageManagerPackage != null && 17704 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17705 return true; 17706 } 17707 17708 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17709 // uninstall for device owner provisioning. 17710 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17711 == PERMISSION_GRANTED) { 17712 return true; 17713 } 17714 17715 return false; 17716 } 17717 17718 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17719 int[] result = EMPTY_INT_ARRAY; 17720 for (int userId : userIds) { 17721 if (getBlockUninstallForUser(packageName, userId)) { 17722 result = ArrayUtils.appendInt(result, userId); 17723 } 17724 } 17725 return result; 17726 } 17727 17728 @Override 17729 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17730 final int callingUid = Binder.getCallingUid(); 17731 if (getInstantAppPackageName(callingUid) != null 17732 && !isCallerSameApp(packageName, callingUid)) { 17733 return false; 17734 } 17735 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17736 } 17737 17738 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17739 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17740 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17741 try { 17742 if (dpm != null) { 17743 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17744 /* callingUserOnly =*/ false); 17745 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17746 : deviceOwnerComponentName.getPackageName(); 17747 // Does the package contains the device owner? 17748 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17749 // this check is probably not needed, since DO should be registered as a device 17750 // admin on some user too. (Original bug for this: b/17657954) 17751 if (packageName.equals(deviceOwnerPackageName)) { 17752 return true; 17753 } 17754 // Does it contain a device admin for any user? 17755 int[] users; 17756 if (userId == UserHandle.USER_ALL) { 17757 users = sUserManager.getUserIds(); 17758 } else { 17759 users = new int[]{userId}; 17760 } 17761 for (int i = 0; i < users.length; ++i) { 17762 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17763 return true; 17764 } 17765 } 17766 } 17767 } catch (RemoteException e) { 17768 } 17769 return false; 17770 } 17771 17772 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17773 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17774 } 17775 17776 /** 17777 * This method is an internal method that could be get invoked either 17778 * to delete an installed package or to clean up a failed installation. 17779 * After deleting an installed package, a broadcast is sent to notify any 17780 * listeners that the package has been removed. For cleaning up a failed 17781 * installation, the broadcast is not necessary since the package's 17782 * installation wouldn't have sent the initial broadcast either 17783 * The key steps in deleting a package are 17784 * deleting the package information in internal structures like mPackages, 17785 * deleting the packages base directories through installd 17786 * updating mSettings to reflect current status 17787 * persisting settings for later use 17788 * sending a broadcast if necessary 17789 */ 17790 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17791 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17792 final boolean res; 17793 17794 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17795 ? UserHandle.USER_ALL : userId; 17796 17797 if (isPackageDeviceAdmin(packageName, removeUser)) { 17798 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17799 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17800 } 17801 17802 PackageSetting uninstalledPs = null; 17803 PackageParser.Package pkg = null; 17804 17805 // for the uninstall-updates case and restricted profiles, remember the per- 17806 // user handle installed state 17807 int[] allUsers; 17808 synchronized (mPackages) { 17809 uninstalledPs = mSettings.mPackages.get(packageName); 17810 if (uninstalledPs == null) { 17811 Slog.w(TAG, "Not removing non-existent package " + packageName); 17812 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17813 } 17814 17815 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17816 && uninstalledPs.versionCode != versionCode) { 17817 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17818 + uninstalledPs.versionCode + " != " + versionCode); 17819 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17820 } 17821 17822 // Static shared libs can be declared by any package, so let us not 17823 // allow removing a package if it provides a lib others depend on. 17824 pkg = mPackages.get(packageName); 17825 17826 allUsers = sUserManager.getUserIds(); 17827 17828 if (pkg != null && pkg.staticSharedLibName != null) { 17829 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17830 pkg.staticSharedLibVersion); 17831 if (libEntry != null) { 17832 for (int currUserId : allUsers) { 17833 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17834 continue; 17835 } 17836 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17837 libEntry.info, 0, currUserId); 17838 if (!ArrayUtils.isEmpty(libClientPackages)) { 17839 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17840 + " hosting lib " + libEntry.info.getName() + " version " 17841 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17842 + " for user " + currUserId); 17843 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17844 } 17845 } 17846 } 17847 } 17848 17849 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17850 } 17851 17852 final int freezeUser; 17853 if (isUpdatedSystemApp(uninstalledPs) 17854 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17855 // We're downgrading a system app, which will apply to all users, so 17856 // freeze them all during the downgrade 17857 freezeUser = UserHandle.USER_ALL; 17858 } else { 17859 freezeUser = removeUser; 17860 } 17861 17862 synchronized (mInstallLock) { 17863 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17864 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17865 deleteFlags, "deletePackageX")) { 17866 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17867 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17868 } 17869 synchronized (mPackages) { 17870 if (res) { 17871 if (pkg != null) { 17872 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17873 } 17874 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17875 updateInstantAppInstallerLocked(packageName); 17876 } 17877 } 17878 } 17879 17880 if (res) { 17881 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17882 info.sendPackageRemovedBroadcasts(killApp); 17883 info.sendSystemPackageUpdatedBroadcasts(); 17884 info.sendSystemPackageAppearedBroadcasts(); 17885 } 17886 // Force a gc here. 17887 Runtime.getRuntime().gc(); 17888 // Delete the resources here after sending the broadcast to let 17889 // other processes clean up before deleting resources. 17890 if (info.args != null) { 17891 synchronized (mInstallLock) { 17892 info.args.doPostDeleteLI(true); 17893 } 17894 } 17895 17896 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17897 } 17898 17899 static class PackageRemovedInfo { 17900 final PackageSender packageSender; 17901 String removedPackage; 17902 String installerPackageName; 17903 int uid = -1; 17904 int removedAppId = -1; 17905 int[] origUsers; 17906 int[] removedUsers = null; 17907 int[] broadcastUsers = null; 17908 int[] instantUserIds = null; 17909 SparseArray<Integer> installReasons; 17910 boolean isRemovedPackageSystemUpdate = false; 17911 boolean isUpdate; 17912 boolean dataRemoved; 17913 boolean removedForAllUsers; 17914 boolean isStaticSharedLib; 17915 // Clean up resources deleted packages. 17916 InstallArgs args = null; 17917 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17918 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17919 17920 PackageRemovedInfo(PackageSender packageSender) { 17921 this.packageSender = packageSender; 17922 } 17923 17924 void sendPackageRemovedBroadcasts(boolean killApp) { 17925 sendPackageRemovedBroadcastInternal(killApp); 17926 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17927 for (int i = 0; i < childCount; i++) { 17928 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17929 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17930 } 17931 } 17932 17933 void sendSystemPackageUpdatedBroadcasts() { 17934 if (isRemovedPackageSystemUpdate) { 17935 sendSystemPackageUpdatedBroadcastsInternal(); 17936 final int childCount = (removedChildPackages != null) 17937 ? removedChildPackages.size() : 0; 17938 for (int i = 0; i < childCount; i++) { 17939 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17940 if (childInfo.isRemovedPackageSystemUpdate) { 17941 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17942 } 17943 } 17944 } 17945 } 17946 17947 void sendSystemPackageAppearedBroadcasts() { 17948 final int packageCount = (appearedChildPackages != null) 17949 ? appearedChildPackages.size() : 0; 17950 for (int i = 0; i < packageCount; i++) { 17951 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17952 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17953 true /*sendBootCompleted*/, false /*startReceiver*/, 17954 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 17955 } 17956 } 17957 17958 private void sendSystemPackageUpdatedBroadcastsInternal() { 17959 Bundle extras = new Bundle(2); 17960 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17961 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17962 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17963 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17964 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17965 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17966 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17967 null, null, 0, removedPackage, null, null, null); 17968 if (installerPackageName != null) { 17969 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17970 removedPackage, extras, 0 /*flags*/, 17971 installerPackageName, null, null, null); 17972 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17973 removedPackage, extras, 0 /*flags*/, 17974 installerPackageName, null, null, null); 17975 } 17976 } 17977 17978 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17979 // Don't send static shared library removal broadcasts as these 17980 // libs are visible only the the apps that depend on them an one 17981 // cannot remove the library if it has a dependency. 17982 if (isStaticSharedLib) { 17983 return; 17984 } 17985 Bundle extras = new Bundle(2); 17986 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17987 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17988 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17989 if (isUpdate || isRemovedPackageSystemUpdate) { 17990 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17991 } 17992 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17993 if (removedPackage != null) { 17994 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17995 removedPackage, extras, 0, null /*targetPackage*/, null, 17996 broadcastUsers, instantUserIds); 17997 if (installerPackageName != null) { 17998 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17999 removedPackage, extras, 0 /*flags*/, 18000 installerPackageName, null, broadcastUsers, instantUserIds); 18001 } 18002 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18003 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18004 removedPackage, extras, 18005 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18006 null, null, broadcastUsers, instantUserIds); 18007 packageSender.notifyPackageRemoved(removedPackage); 18008 } 18009 } 18010 if (removedAppId >= 0) { 18011 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18012 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18013 null, null, broadcastUsers, instantUserIds); 18014 } 18015 } 18016 18017 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18018 removedUsers = userIds; 18019 if (removedUsers == null) { 18020 broadcastUsers = null; 18021 return; 18022 } 18023 18024 broadcastUsers = EMPTY_INT_ARRAY; 18025 instantUserIds = EMPTY_INT_ARRAY; 18026 for (int i = userIds.length - 1; i >= 0; --i) { 18027 final int userId = userIds[i]; 18028 if (deletedPackageSetting.getInstantApp(userId)) { 18029 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18030 } else { 18031 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18032 } 18033 } 18034 } 18035 } 18036 18037 /* 18038 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18039 * flag is not set, the data directory is removed as well. 18040 * make sure this flag is set for partially installed apps. If not its meaningless to 18041 * delete a partially installed application. 18042 */ 18043 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18044 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18045 String packageName = ps.name; 18046 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18047 // Retrieve object to delete permissions for shared user later on 18048 final PackageParser.Package deletedPkg; 18049 final PackageSetting deletedPs; 18050 // reader 18051 synchronized (mPackages) { 18052 deletedPkg = mPackages.get(packageName); 18053 deletedPs = mSettings.mPackages.get(packageName); 18054 if (outInfo != null) { 18055 outInfo.removedPackage = packageName; 18056 outInfo.installerPackageName = ps.installerPackageName; 18057 outInfo.isStaticSharedLib = deletedPkg != null 18058 && deletedPkg.staticSharedLibName != null; 18059 outInfo.populateUsers(deletedPs == null ? null 18060 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18061 } 18062 } 18063 18064 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18065 18066 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18067 final PackageParser.Package resolvedPkg; 18068 if (deletedPkg != null) { 18069 resolvedPkg = deletedPkg; 18070 } else { 18071 // We don't have a parsed package when it lives on an ejected 18072 // adopted storage device, so fake something together 18073 resolvedPkg = new PackageParser.Package(ps.name); 18074 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18075 } 18076 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18077 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18078 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18079 if (outInfo != null) { 18080 outInfo.dataRemoved = true; 18081 } 18082 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18083 } 18084 18085 int removedAppId = -1; 18086 18087 // writer 18088 synchronized (mPackages) { 18089 boolean installedStateChanged = false; 18090 if (deletedPs != null) { 18091 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18092 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18093 clearDefaultBrowserIfNeeded(packageName); 18094 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18095 removedAppId = mSettings.removePackageLPw(packageName); 18096 if (outInfo != null) { 18097 outInfo.removedAppId = removedAppId; 18098 } 18099 mPermissionManager.updatePermissions( 18100 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18101 if (deletedPs.sharedUser != null) { 18102 // Remove permissions associated with package. Since runtime 18103 // permissions are per user we have to kill the removed package 18104 // or packages running under the shared user of the removed 18105 // package if revoking the permissions requested only by the removed 18106 // package is successful and this causes a change in gids. 18107 for (int userId : UserManagerService.getInstance().getUserIds()) { 18108 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18109 userId); 18110 if (userIdToKill == UserHandle.USER_ALL 18111 || userIdToKill >= UserHandle.USER_SYSTEM) { 18112 // If gids changed for this user, kill all affected packages. 18113 mHandler.post(new Runnable() { 18114 @Override 18115 public void run() { 18116 // This has to happen with no lock held. 18117 killApplication(deletedPs.name, deletedPs.appId, 18118 KILL_APP_REASON_GIDS_CHANGED); 18119 } 18120 }); 18121 break; 18122 } 18123 } 18124 } 18125 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18126 } 18127 // make sure to preserve per-user disabled state if this removal was just 18128 // a downgrade of a system app to the factory package 18129 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18130 if (DEBUG_REMOVE) { 18131 Slog.d(TAG, "Propagating install state across downgrade"); 18132 } 18133 for (int userId : allUserHandles) { 18134 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18135 if (DEBUG_REMOVE) { 18136 Slog.d(TAG, " user " + userId + " => " + installed); 18137 } 18138 if (installed != ps.getInstalled(userId)) { 18139 installedStateChanged = true; 18140 } 18141 ps.setInstalled(installed, userId); 18142 } 18143 } 18144 } 18145 // can downgrade to reader 18146 if (writeSettings) { 18147 // Save settings now 18148 mSettings.writeLPr(); 18149 } 18150 if (installedStateChanged) { 18151 mSettings.writeKernelMappingLPr(ps); 18152 } 18153 } 18154 if (removedAppId != -1) { 18155 // A user ID was deleted here. Go through all users and remove it 18156 // from KeyStore. 18157 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18158 } 18159 } 18160 18161 static boolean locationIsPrivileged(String path) { 18162 try { 18163 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18164 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18165 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18166 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18167 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18168 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18169 } catch (IOException e) { 18170 Slog.e(TAG, "Unable to access code path " + path); 18171 } 18172 return false; 18173 } 18174 18175 static boolean locationIsOem(String path) { 18176 try { 18177 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18178 } catch (IOException e) { 18179 Slog.e(TAG, "Unable to access code path " + path); 18180 } 18181 return false; 18182 } 18183 18184 static boolean locationIsVendor(String path) { 18185 try { 18186 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 18187 } catch (IOException e) { 18188 Slog.e(TAG, "Unable to access code path " + path); 18189 } 18190 return false; 18191 } 18192 18193 static boolean locationIsProduct(String path) { 18194 try { 18195 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18196 } catch (IOException e) { 18197 Slog.e(TAG, "Unable to access code path " + path); 18198 } 18199 return false; 18200 } 18201 18202 /* 18203 * Tries to delete system package. 18204 */ 18205 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18206 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18207 boolean writeSettings) { 18208 if (deletedPs.parentPackageName != null) { 18209 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18210 return false; 18211 } 18212 18213 final boolean applyUserRestrictions 18214 = (allUserHandles != null) && (outInfo.origUsers != null); 18215 final PackageSetting disabledPs; 18216 // Confirm if the system package has been updated 18217 // An updated system app can be deleted. This will also have to restore 18218 // the system pkg from system partition 18219 // reader 18220 synchronized (mPackages) { 18221 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18222 } 18223 18224 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18225 + " disabledPs=" + disabledPs); 18226 18227 if (disabledPs == null) { 18228 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18229 return false; 18230 } else if (DEBUG_REMOVE) { 18231 Slog.d(TAG, "Deleting system pkg from data partition"); 18232 } 18233 18234 if (DEBUG_REMOVE) { 18235 if (applyUserRestrictions) { 18236 Slog.d(TAG, "Remembering install states:"); 18237 for (int userId : allUserHandles) { 18238 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18239 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18240 } 18241 } 18242 } 18243 18244 // Delete the updated package 18245 outInfo.isRemovedPackageSystemUpdate = true; 18246 if (outInfo.removedChildPackages != null) { 18247 final int childCount = (deletedPs.childPackageNames != null) 18248 ? deletedPs.childPackageNames.size() : 0; 18249 for (int i = 0; i < childCount; i++) { 18250 String childPackageName = deletedPs.childPackageNames.get(i); 18251 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18252 .contains(childPackageName)) { 18253 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18254 childPackageName); 18255 if (childInfo != null) { 18256 childInfo.isRemovedPackageSystemUpdate = true; 18257 } 18258 } 18259 } 18260 } 18261 18262 if (disabledPs.versionCode < deletedPs.versionCode) { 18263 // Delete data for downgrades 18264 flags &= ~PackageManager.DELETE_KEEP_DATA; 18265 } else { 18266 // Preserve data by setting flag 18267 flags |= PackageManager.DELETE_KEEP_DATA; 18268 } 18269 18270 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18271 outInfo, writeSettings, disabledPs.pkg); 18272 if (!ret) { 18273 return false; 18274 } 18275 18276 // writer 18277 synchronized (mPackages) { 18278 // NOTE: The system package always needs to be enabled; even if it's for 18279 // a compressed stub. If we don't, installing the system package fails 18280 // during scan [scanning checks the disabled packages]. We will reverse 18281 // this later, after we've "installed" the stub. 18282 // Reinstate the old system package 18283 enableSystemPackageLPw(disabledPs.pkg); 18284 // Remove any native libraries from the upgraded package. 18285 removeNativeBinariesLI(deletedPs); 18286 } 18287 18288 // Install the system package 18289 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18290 try { 18291 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18292 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18293 } catch (PackageManagerException e) { 18294 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18295 + e.getMessage()); 18296 return false; 18297 } finally { 18298 if (disabledPs.pkg.isStub) { 18299 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18300 } 18301 } 18302 return true; 18303 } 18304 18305 /** 18306 * Installs a package that's already on the system partition. 18307 */ 18308 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18309 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18310 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18311 throws PackageManagerException { 18312 @ParseFlags int parseFlags = 18313 mDefParseFlags 18314 | PackageParser.PARSE_MUST_BE_APK 18315 | PackageParser.PARSE_IS_SYSTEM_DIR; 18316 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18317 if (isPrivileged || locationIsPrivileged(codePathString)) { 18318 scanFlags |= SCAN_AS_PRIVILEGED; 18319 } 18320 if (locationIsOem(codePathString)) { 18321 scanFlags |= SCAN_AS_OEM; 18322 } 18323 if (locationIsVendor(codePathString)) { 18324 scanFlags |= SCAN_AS_VENDOR; 18325 } 18326 if (locationIsProduct(codePathString)) { 18327 scanFlags |= SCAN_AS_PRODUCT; 18328 } 18329 18330 final File codePath = new File(codePathString); 18331 final PackageParser.Package pkg = 18332 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18333 18334 try { 18335 // update shared libraries for the newly re-installed system package 18336 updateSharedLibrariesLPr(pkg, null); 18337 } catch (PackageManagerException e) { 18338 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18339 } 18340 18341 prepareAppDataAfterInstallLIF(pkg); 18342 18343 // writer 18344 synchronized (mPackages) { 18345 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18346 18347 // Propagate the permissions state as we do not want to drop on the floor 18348 // runtime permissions. The update permissions method below will take 18349 // care of removing obsolete permissions and grant install permissions. 18350 if (origPermissionState != null) { 18351 ps.getPermissionsState().copyFrom(origPermissionState); 18352 } 18353 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18354 mPermissionCallback); 18355 18356 final boolean applyUserRestrictions 18357 = (allUserHandles != null) && (origUserHandles != null); 18358 if (applyUserRestrictions) { 18359 boolean installedStateChanged = false; 18360 if (DEBUG_REMOVE) { 18361 Slog.d(TAG, "Propagating install state across reinstall"); 18362 } 18363 for (int userId : allUserHandles) { 18364 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18365 if (DEBUG_REMOVE) { 18366 Slog.d(TAG, " user " + userId + " => " + installed); 18367 } 18368 if (installed != ps.getInstalled(userId)) { 18369 installedStateChanged = true; 18370 } 18371 ps.setInstalled(installed, userId); 18372 18373 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18374 } 18375 // Regardless of writeSettings we need to ensure that this restriction 18376 // state propagation is persisted 18377 mSettings.writeAllUsersPackageRestrictionsLPr(); 18378 if (installedStateChanged) { 18379 mSettings.writeKernelMappingLPr(ps); 18380 } 18381 } 18382 // can downgrade to reader here 18383 if (writeSettings) { 18384 mSettings.writeLPr(); 18385 } 18386 } 18387 return pkg; 18388 } 18389 18390 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18391 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18392 PackageRemovedInfo outInfo, boolean writeSettings, 18393 PackageParser.Package replacingPackage) { 18394 synchronized (mPackages) { 18395 if (outInfo != null) { 18396 outInfo.uid = ps.appId; 18397 } 18398 18399 if (outInfo != null && outInfo.removedChildPackages != null) { 18400 final int childCount = (ps.childPackageNames != null) 18401 ? ps.childPackageNames.size() : 0; 18402 for (int i = 0; i < childCount; i++) { 18403 String childPackageName = ps.childPackageNames.get(i); 18404 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18405 if (childPs == null) { 18406 return false; 18407 } 18408 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18409 childPackageName); 18410 if (childInfo != null) { 18411 childInfo.uid = childPs.appId; 18412 } 18413 } 18414 } 18415 } 18416 18417 // Delete package data from internal structures and also remove data if flag is set 18418 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18419 18420 // Delete the child packages data 18421 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18422 for (int i = 0; i < childCount; i++) { 18423 PackageSetting childPs; 18424 synchronized (mPackages) { 18425 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18426 } 18427 if (childPs != null) { 18428 PackageRemovedInfo childOutInfo = (outInfo != null 18429 && outInfo.removedChildPackages != null) 18430 ? outInfo.removedChildPackages.get(childPs.name) : null; 18431 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18432 && (replacingPackage != null 18433 && !replacingPackage.hasChildPackage(childPs.name)) 18434 ? flags & ~DELETE_KEEP_DATA : flags; 18435 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18436 deleteFlags, writeSettings); 18437 } 18438 } 18439 18440 // Delete application code and resources only for parent packages 18441 if (ps.parentPackageName == null) { 18442 if (deleteCodeAndResources && (outInfo != null)) { 18443 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18444 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18445 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18446 } 18447 } 18448 18449 return true; 18450 } 18451 18452 @Override 18453 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18454 int userId) { 18455 mContext.enforceCallingOrSelfPermission( 18456 android.Manifest.permission.DELETE_PACKAGES, null); 18457 synchronized (mPackages) { 18458 // Cannot block uninstall of static shared libs as they are 18459 // considered a part of the using app (emulating static linking). 18460 // Also static libs are installed always on internal storage. 18461 PackageParser.Package pkg = mPackages.get(packageName); 18462 if (pkg != null && pkg.staticSharedLibName != null) { 18463 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18464 + " providing static shared library: " + pkg.staticSharedLibName); 18465 return false; 18466 } 18467 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18468 mSettings.writePackageRestrictionsLPr(userId); 18469 } 18470 return true; 18471 } 18472 18473 @Override 18474 public boolean getBlockUninstallForUser(String packageName, int userId) { 18475 synchronized (mPackages) { 18476 final PackageSetting ps = mSettings.mPackages.get(packageName); 18477 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18478 return false; 18479 } 18480 return mSettings.getBlockUninstallLPr(userId, packageName); 18481 } 18482 } 18483 18484 @Override 18485 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18486 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18487 synchronized (mPackages) { 18488 PackageSetting ps = mSettings.mPackages.get(packageName); 18489 if (ps == null) { 18490 Log.w(TAG, "Package doesn't exist: " + packageName); 18491 return false; 18492 } 18493 if (systemUserApp) { 18494 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18495 } else { 18496 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18497 } 18498 mSettings.writeLPr(); 18499 } 18500 return true; 18501 } 18502 18503 /* 18504 * This method handles package deletion in general 18505 */ 18506 private boolean deletePackageLIF(String packageName, UserHandle user, 18507 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18508 PackageRemovedInfo outInfo, boolean writeSettings, 18509 PackageParser.Package replacingPackage) { 18510 if (packageName == null) { 18511 Slog.w(TAG, "Attempt to delete null packageName."); 18512 return false; 18513 } 18514 18515 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18516 18517 PackageSetting ps; 18518 synchronized (mPackages) { 18519 ps = mSettings.mPackages.get(packageName); 18520 if (ps == null) { 18521 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18522 return false; 18523 } 18524 18525 if (ps.parentPackageName != null && (!isSystemApp(ps) 18526 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18527 if (DEBUG_REMOVE) { 18528 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18529 + ((user == null) ? UserHandle.USER_ALL : user)); 18530 } 18531 final int removedUserId = (user != null) ? user.getIdentifier() 18532 : UserHandle.USER_ALL; 18533 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18534 return false; 18535 } 18536 markPackageUninstalledForUserLPw(ps, user); 18537 scheduleWritePackageRestrictionsLocked(user); 18538 return true; 18539 } 18540 } 18541 18542 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18543 && user.getIdentifier() != UserHandle.USER_ALL)) { 18544 // The caller is asking that the package only be deleted for a single 18545 // user. To do this, we just mark its uninstalled state and delete 18546 // its data. If this is a system app, we only allow this to happen if 18547 // they have set the special DELETE_SYSTEM_APP which requests different 18548 // semantics than normal for uninstalling system apps. 18549 markPackageUninstalledForUserLPw(ps, user); 18550 18551 if (!isSystemApp(ps)) { 18552 // Do not uninstall the APK if an app should be cached 18553 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18554 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18555 // Other user still have this package installed, so all 18556 // we need to do is clear this user's data and save that 18557 // it is uninstalled. 18558 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18559 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18560 return false; 18561 } 18562 scheduleWritePackageRestrictionsLocked(user); 18563 return true; 18564 } else { 18565 // We need to set it back to 'installed' so the uninstall 18566 // broadcasts will be sent correctly. 18567 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18568 ps.setInstalled(true, user.getIdentifier()); 18569 mSettings.writeKernelMappingLPr(ps); 18570 } 18571 } else { 18572 // This is a system app, so we assume that the 18573 // other users still have this package installed, so all 18574 // we need to do is clear this user's data and save that 18575 // it is uninstalled. 18576 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18577 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18578 return false; 18579 } 18580 scheduleWritePackageRestrictionsLocked(user); 18581 return true; 18582 } 18583 } 18584 18585 // If we are deleting a composite package for all users, keep track 18586 // of result for each child. 18587 if (ps.childPackageNames != null && outInfo != null) { 18588 synchronized (mPackages) { 18589 final int childCount = ps.childPackageNames.size(); 18590 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18591 for (int i = 0; i < childCount; i++) { 18592 String childPackageName = ps.childPackageNames.get(i); 18593 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18594 childInfo.removedPackage = childPackageName; 18595 childInfo.installerPackageName = ps.installerPackageName; 18596 outInfo.removedChildPackages.put(childPackageName, childInfo); 18597 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18598 if (childPs != null) { 18599 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18600 } 18601 } 18602 } 18603 } 18604 18605 boolean ret = false; 18606 if (isSystemApp(ps)) { 18607 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18608 // When an updated system application is deleted we delete the existing resources 18609 // as well and fall back to existing code in system partition 18610 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18611 } else { 18612 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18613 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18614 outInfo, writeSettings, replacingPackage); 18615 } 18616 18617 // Take a note whether we deleted the package for all users 18618 if (outInfo != null) { 18619 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18620 if (outInfo.removedChildPackages != null) { 18621 synchronized (mPackages) { 18622 final int childCount = outInfo.removedChildPackages.size(); 18623 for (int i = 0; i < childCount; i++) { 18624 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18625 if (childInfo != null) { 18626 childInfo.removedForAllUsers = mPackages.get( 18627 childInfo.removedPackage) == null; 18628 } 18629 } 18630 } 18631 } 18632 // If we uninstalled an update to a system app there may be some 18633 // child packages that appeared as they are declared in the system 18634 // app but were not declared in the update. 18635 if (isSystemApp(ps)) { 18636 synchronized (mPackages) { 18637 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18638 final int childCount = (updatedPs.childPackageNames != null) 18639 ? updatedPs.childPackageNames.size() : 0; 18640 for (int i = 0; i < childCount; i++) { 18641 String childPackageName = updatedPs.childPackageNames.get(i); 18642 if (outInfo.removedChildPackages == null 18643 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18644 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18645 if (childPs == null) { 18646 continue; 18647 } 18648 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18649 installRes.name = childPackageName; 18650 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18651 installRes.pkg = mPackages.get(childPackageName); 18652 installRes.uid = childPs.pkg.applicationInfo.uid; 18653 if (outInfo.appearedChildPackages == null) { 18654 outInfo.appearedChildPackages = new ArrayMap<>(); 18655 } 18656 outInfo.appearedChildPackages.put(childPackageName, installRes); 18657 } 18658 } 18659 } 18660 } 18661 } 18662 18663 return ret; 18664 } 18665 18666 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18667 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18668 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18669 for (int nextUserId : userIds) { 18670 if (DEBUG_REMOVE) { 18671 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18672 } 18673 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18674 false /*installed*/, 18675 true /*stopped*/, 18676 true /*notLaunched*/, 18677 false /*hidden*/, 18678 false /*suspended*/, 18679 false /*instantApp*/, 18680 false /*virtualPreload*/, 18681 null /*lastDisableAppCaller*/, 18682 null /*enabledComponents*/, 18683 null /*disabledComponents*/, 18684 ps.readUserState(nextUserId).domainVerificationStatus, 18685 0, PackageManager.INSTALL_REASON_UNKNOWN, 18686 null /*harmfulAppWarning*/); 18687 } 18688 mSettings.writeKernelMappingLPr(ps); 18689 } 18690 18691 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18692 PackageRemovedInfo outInfo) { 18693 final PackageParser.Package pkg; 18694 synchronized (mPackages) { 18695 pkg = mPackages.get(ps.name); 18696 } 18697 18698 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18699 : new int[] {userId}; 18700 for (int nextUserId : userIds) { 18701 if (DEBUG_REMOVE) { 18702 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18703 + nextUserId); 18704 } 18705 18706 destroyAppDataLIF(pkg, userId, 18707 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18708 destroyAppProfilesLIF(pkg, userId); 18709 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18710 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18711 schedulePackageCleaning(ps.name, nextUserId, false); 18712 synchronized (mPackages) { 18713 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18714 scheduleWritePackageRestrictionsLocked(nextUserId); 18715 } 18716 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18717 } 18718 } 18719 18720 if (outInfo != null) { 18721 outInfo.removedPackage = ps.name; 18722 outInfo.installerPackageName = ps.installerPackageName; 18723 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18724 outInfo.removedAppId = ps.appId; 18725 outInfo.removedUsers = userIds; 18726 outInfo.broadcastUsers = userIds; 18727 } 18728 18729 return true; 18730 } 18731 18732 private static final class ClearStorageConnection implements ServiceConnection { 18733 IMediaContainerService mContainerService; 18734 18735 @Override 18736 public void onServiceConnected(ComponentName name, IBinder service) { 18737 synchronized (this) { 18738 mContainerService = IMediaContainerService.Stub 18739 .asInterface(Binder.allowBlocking(service)); 18740 notifyAll(); 18741 } 18742 } 18743 18744 @Override 18745 public void onServiceDisconnected(ComponentName name) { 18746 } 18747 } 18748 18749 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18750 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18751 18752 final boolean mounted; 18753 if (Environment.isExternalStorageEmulated()) { 18754 mounted = true; 18755 } else { 18756 final String status = Environment.getExternalStorageState(); 18757 18758 mounted = status.equals(Environment.MEDIA_MOUNTED) 18759 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18760 } 18761 18762 if (!mounted) { 18763 return; 18764 } 18765 18766 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18767 int[] users; 18768 if (userId == UserHandle.USER_ALL) { 18769 users = sUserManager.getUserIds(); 18770 } else { 18771 users = new int[] { userId }; 18772 } 18773 final ClearStorageConnection conn = new ClearStorageConnection(); 18774 if (mContext.bindServiceAsUser( 18775 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18776 try { 18777 for (int curUser : users) { 18778 long timeout = SystemClock.uptimeMillis() + 5000; 18779 synchronized (conn) { 18780 long now; 18781 while (conn.mContainerService == null && 18782 (now = SystemClock.uptimeMillis()) < timeout) { 18783 try { 18784 conn.wait(timeout - now); 18785 } catch (InterruptedException e) { 18786 } 18787 } 18788 } 18789 if (conn.mContainerService == null) { 18790 return; 18791 } 18792 18793 final UserEnvironment userEnv = new UserEnvironment(curUser); 18794 clearDirectory(conn.mContainerService, 18795 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18796 if (allData) { 18797 clearDirectory(conn.mContainerService, 18798 userEnv.buildExternalStorageAppDataDirs(packageName)); 18799 clearDirectory(conn.mContainerService, 18800 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18801 } 18802 } 18803 } finally { 18804 mContext.unbindService(conn); 18805 } 18806 } 18807 } 18808 18809 @Override 18810 public void clearApplicationProfileData(String packageName) { 18811 enforceSystemOrRoot("Only the system can clear all profile data"); 18812 18813 final PackageParser.Package pkg; 18814 synchronized (mPackages) { 18815 pkg = mPackages.get(packageName); 18816 } 18817 18818 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18819 synchronized (mInstallLock) { 18820 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18821 } 18822 } 18823 } 18824 18825 @Override 18826 public void clearApplicationUserData(final String packageName, 18827 final IPackageDataObserver observer, final int userId) { 18828 mContext.enforceCallingOrSelfPermission( 18829 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18830 18831 final int callingUid = Binder.getCallingUid(); 18832 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18833 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18834 18835 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18836 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18837 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18838 throw new SecurityException("Cannot clear data for a protected package: " 18839 + packageName); 18840 } 18841 // Queue up an async operation since the package deletion may take a little while. 18842 mHandler.post(new Runnable() { 18843 public void run() { 18844 mHandler.removeCallbacks(this); 18845 final boolean succeeded; 18846 if (!filterApp) { 18847 try (PackageFreezer freezer = freezePackage(packageName, 18848 "clearApplicationUserData")) { 18849 synchronized (mInstallLock) { 18850 succeeded = clearApplicationUserDataLIF(packageName, userId); 18851 } 18852 clearExternalStorageDataSync(packageName, userId, true); 18853 synchronized (mPackages) { 18854 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18855 packageName, userId); 18856 } 18857 } 18858 if (succeeded) { 18859 // invoke DeviceStorageMonitor's update method to clear any notifications 18860 DeviceStorageMonitorInternal dsm = LocalServices 18861 .getService(DeviceStorageMonitorInternal.class); 18862 if (dsm != null) { 18863 dsm.checkMemory(); 18864 } 18865 } 18866 } else { 18867 succeeded = false; 18868 } 18869 if (observer != null) { 18870 try { 18871 observer.onRemoveCompleted(packageName, succeeded); 18872 } catch (RemoteException e) { 18873 Log.i(TAG, "Observer no longer exists."); 18874 } 18875 } //end if observer 18876 } //end run 18877 }); 18878 } 18879 18880 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18881 if (packageName == null) { 18882 Slog.w(TAG, "Attempt to delete null packageName."); 18883 return false; 18884 } 18885 18886 // Try finding details about the requested package 18887 PackageParser.Package pkg; 18888 synchronized (mPackages) { 18889 pkg = mPackages.get(packageName); 18890 if (pkg == null) { 18891 final PackageSetting ps = mSettings.mPackages.get(packageName); 18892 if (ps != null) { 18893 pkg = ps.pkg; 18894 } 18895 } 18896 18897 if (pkg == null) { 18898 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18899 return false; 18900 } 18901 18902 PackageSetting ps = (PackageSetting) pkg.mExtras; 18903 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18904 } 18905 18906 clearAppDataLIF(pkg, userId, 18907 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18908 18909 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18910 removeKeystoreDataIfNeeded(userId, appId); 18911 18912 UserManagerInternal umInternal = getUserManagerInternal(); 18913 final int flags; 18914 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18915 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18916 } else if (umInternal.isUserRunning(userId)) { 18917 flags = StorageManager.FLAG_STORAGE_DE; 18918 } else { 18919 flags = 0; 18920 } 18921 prepareAppDataContentsLIF(pkg, userId, flags); 18922 18923 return true; 18924 } 18925 18926 /** 18927 * Reverts user permission state changes (permissions and flags) in 18928 * all packages for a given user. 18929 * 18930 * @param userId The device user for which to do a reset. 18931 */ 18932 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18933 final int packageCount = mPackages.size(); 18934 for (int i = 0; i < packageCount; i++) { 18935 PackageParser.Package pkg = mPackages.valueAt(i); 18936 PackageSetting ps = (PackageSetting) pkg.mExtras; 18937 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18938 } 18939 } 18940 18941 private void resetNetworkPolicies(int userId) { 18942 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18943 } 18944 18945 /** 18946 * Reverts user permission state changes (permissions and flags). 18947 * 18948 * @param ps The package for which to reset. 18949 * @param userId The device user for which to do a reset. 18950 */ 18951 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18952 final PackageSetting ps, final int userId) { 18953 if (ps.pkg == null) { 18954 return; 18955 } 18956 18957 // These are flags that can change base on user actions. 18958 final int userSettableMask = FLAG_PERMISSION_USER_SET 18959 | FLAG_PERMISSION_USER_FIXED 18960 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18961 | FLAG_PERMISSION_REVIEW_REQUIRED; 18962 18963 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18964 | FLAG_PERMISSION_POLICY_FIXED; 18965 18966 boolean writeInstallPermissions = false; 18967 boolean writeRuntimePermissions = false; 18968 18969 final int permissionCount = ps.pkg.requestedPermissions.size(); 18970 for (int i = 0; i < permissionCount; i++) { 18971 final String permName = ps.pkg.requestedPermissions.get(i); 18972 final BasePermission bp = 18973 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 18974 if (bp == null) { 18975 continue; 18976 } 18977 18978 // If shared user we just reset the state to which only this app contributed. 18979 if (ps.sharedUser != null) { 18980 boolean used = false; 18981 final int packageCount = ps.sharedUser.packages.size(); 18982 for (int j = 0; j < packageCount; j++) { 18983 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18984 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18985 && pkg.pkg.requestedPermissions.contains(permName)) { 18986 used = true; 18987 break; 18988 } 18989 } 18990 if (used) { 18991 continue; 18992 } 18993 } 18994 18995 final PermissionsState permissionsState = ps.getPermissionsState(); 18996 18997 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 18998 18999 // Always clear the user settable flags. 19000 final boolean hasInstallState = 19001 permissionsState.getInstallPermissionState(permName) != null; 19002 // If permission review is enabled and this is a legacy app, mark the 19003 // permission as requiring a review as this is the initial state. 19004 int flags = 0; 19005 if (mSettings.mPermissions.mPermissionReviewRequired 19006 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19007 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19008 } 19009 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19010 if (hasInstallState) { 19011 writeInstallPermissions = true; 19012 } else { 19013 writeRuntimePermissions = true; 19014 } 19015 } 19016 19017 // Below is only runtime permission handling. 19018 if (!bp.isRuntime()) { 19019 continue; 19020 } 19021 19022 // Never clobber system or policy. 19023 if ((oldFlags & policyOrSystemFlags) != 0) { 19024 continue; 19025 } 19026 19027 // If this permission was granted by default, make sure it is. 19028 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19029 if (permissionsState.grantRuntimePermission(bp, userId) 19030 != PERMISSION_OPERATION_FAILURE) { 19031 writeRuntimePermissions = true; 19032 } 19033 // If permission review is enabled the permissions for a legacy apps 19034 // are represented as constantly granted runtime ones, so don't revoke. 19035 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19036 // Otherwise, reset the permission. 19037 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19038 switch (revokeResult) { 19039 case PERMISSION_OPERATION_SUCCESS: 19040 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19041 writeRuntimePermissions = true; 19042 final int appId = ps.appId; 19043 mHandler.post(new Runnable() { 19044 @Override 19045 public void run() { 19046 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19047 } 19048 }); 19049 } break; 19050 } 19051 } 19052 } 19053 19054 // Synchronously write as we are taking permissions away. 19055 if (writeRuntimePermissions) { 19056 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19057 } 19058 19059 // Synchronously write as we are taking permissions away. 19060 if (writeInstallPermissions) { 19061 mSettings.writeLPr(); 19062 } 19063 } 19064 19065 /** 19066 * Remove entries from the keystore daemon. Will only remove it if the 19067 * {@code appId} is valid. 19068 */ 19069 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19070 if (appId < 0) { 19071 return; 19072 } 19073 19074 final KeyStore keyStore = KeyStore.getInstance(); 19075 if (keyStore != null) { 19076 if (userId == UserHandle.USER_ALL) { 19077 for (final int individual : sUserManager.getUserIds()) { 19078 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19079 } 19080 } else { 19081 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19082 } 19083 } else { 19084 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19085 } 19086 } 19087 19088 @Override 19089 public void deleteApplicationCacheFiles(final String packageName, 19090 final IPackageDataObserver observer) { 19091 final int userId = UserHandle.getCallingUserId(); 19092 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19093 } 19094 19095 @Override 19096 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19097 final IPackageDataObserver observer) { 19098 final int callingUid = Binder.getCallingUid(); 19099 if (mContext.checkCallingOrSelfPermission( 19100 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES) 19101 != PackageManager.PERMISSION_GRANTED) { 19102 // If the caller has the old delete cache permission, silently ignore. Else throw. 19103 if (mContext.checkCallingOrSelfPermission( 19104 android.Manifest.permission.DELETE_CACHE_FILES) 19105 == PackageManager.PERMISSION_GRANTED) { 19106 Slog.w(TAG, "Calling uid " + callingUid + " does not have " + 19107 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES + 19108 ", silently ignoring"); 19109 return; 19110 } 19111 mContext.enforceCallingOrSelfPermission( 19112 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES, null); 19113 } 19114 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19115 /* requireFullPermission= */ true, /* checkShell= */ false, 19116 "delete application cache files"); 19117 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19118 android.Manifest.permission.ACCESS_INSTANT_APPS); 19119 19120 final PackageParser.Package pkg; 19121 synchronized (mPackages) { 19122 pkg = mPackages.get(packageName); 19123 } 19124 19125 // Queue up an async operation since the package deletion may take a little while. 19126 mHandler.post(new Runnable() { 19127 public void run() { 19128 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19129 boolean doClearData = true; 19130 if (ps != null) { 19131 final boolean targetIsInstantApp = 19132 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19133 doClearData = !targetIsInstantApp 19134 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19135 } 19136 if (doClearData) { 19137 synchronized (mInstallLock) { 19138 final int flags = StorageManager.FLAG_STORAGE_DE 19139 | StorageManager.FLAG_STORAGE_CE; 19140 // We're only clearing cache files, so we don't care if the 19141 // app is unfrozen and still able to run 19142 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19143 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19144 } 19145 clearExternalStorageDataSync(packageName, userId, false); 19146 } 19147 if (observer != null) { 19148 try { 19149 observer.onRemoveCompleted(packageName, true); 19150 } catch (RemoteException e) { 19151 Log.i(TAG, "Observer no longer exists."); 19152 } 19153 } 19154 } 19155 }); 19156 } 19157 19158 @Override 19159 public void getPackageSizeInfo(final String packageName, int userHandle, 19160 final IPackageStatsObserver observer) { 19161 throw new UnsupportedOperationException( 19162 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19163 } 19164 19165 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19166 final PackageSetting ps; 19167 synchronized (mPackages) { 19168 ps = mSettings.mPackages.get(packageName); 19169 if (ps == null) { 19170 Slog.w(TAG, "Failed to find settings for " + packageName); 19171 return false; 19172 } 19173 } 19174 19175 final String[] packageNames = { packageName }; 19176 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19177 final String[] codePaths = { ps.codePathString }; 19178 19179 try { 19180 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19181 ps.appId, ceDataInodes, codePaths, stats); 19182 19183 // For now, ignore code size of packages on system partition 19184 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19185 stats.codeSize = 0; 19186 } 19187 19188 // External clients expect these to be tracked separately 19189 stats.dataSize -= stats.cacheSize; 19190 19191 } catch (InstallerException e) { 19192 Slog.w(TAG, String.valueOf(e)); 19193 return false; 19194 } 19195 19196 return true; 19197 } 19198 19199 private int getUidTargetSdkVersionLockedLPr(int uid) { 19200 Object obj = mSettings.getUserIdLPr(uid); 19201 if (obj instanceof SharedUserSetting) { 19202 final SharedUserSetting sus = (SharedUserSetting) obj; 19203 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19204 final Iterator<PackageSetting> it = sus.packages.iterator(); 19205 while (it.hasNext()) { 19206 final PackageSetting ps = it.next(); 19207 if (ps.pkg != null) { 19208 int v = ps.pkg.applicationInfo.targetSdkVersion; 19209 if (v < vers) vers = v; 19210 } 19211 } 19212 return vers; 19213 } else if (obj instanceof PackageSetting) { 19214 final PackageSetting ps = (PackageSetting) obj; 19215 if (ps.pkg != null) { 19216 return ps.pkg.applicationInfo.targetSdkVersion; 19217 } 19218 } 19219 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19220 } 19221 19222 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19223 final PackageParser.Package p = mPackages.get(packageName); 19224 if (p != null) { 19225 return p.applicationInfo.targetSdkVersion; 19226 } 19227 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19228 } 19229 19230 @Override 19231 public void addPreferredActivity(IntentFilter filter, int match, 19232 ComponentName[] set, ComponentName activity, int userId) { 19233 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19234 "Adding preferred"); 19235 } 19236 19237 private void addPreferredActivityInternal(IntentFilter filter, int match, 19238 ComponentName[] set, ComponentName activity, boolean always, int userId, 19239 String opname) { 19240 // writer 19241 int callingUid = Binder.getCallingUid(); 19242 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19243 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19244 if (filter.countActions() == 0) { 19245 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19246 return; 19247 } 19248 synchronized (mPackages) { 19249 if (mContext.checkCallingOrSelfPermission( 19250 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19251 != PackageManager.PERMISSION_GRANTED) { 19252 if (getUidTargetSdkVersionLockedLPr(callingUid) 19253 < Build.VERSION_CODES.FROYO) { 19254 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19255 + callingUid); 19256 return; 19257 } 19258 mContext.enforceCallingOrSelfPermission( 19259 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19260 } 19261 19262 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19263 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19264 + userId + ":"); 19265 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19266 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19267 scheduleWritePackageRestrictionsLocked(userId); 19268 postPreferredActivityChangedBroadcast(userId); 19269 } 19270 } 19271 19272 private void postPreferredActivityChangedBroadcast(int userId) { 19273 mHandler.post(() -> { 19274 final IActivityManager am = ActivityManager.getService(); 19275 if (am == null) { 19276 return; 19277 } 19278 19279 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19280 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19281 try { 19282 am.broadcastIntent(null, intent, null, null, 19283 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19284 null, false, false, userId); 19285 } catch (RemoteException e) { 19286 } 19287 }); 19288 } 19289 19290 @Override 19291 public void replacePreferredActivity(IntentFilter filter, int match, 19292 ComponentName[] set, ComponentName activity, int userId) { 19293 if (filter.countActions() != 1) { 19294 throw new IllegalArgumentException( 19295 "replacePreferredActivity expects filter to have only 1 action."); 19296 } 19297 if (filter.countDataAuthorities() != 0 19298 || filter.countDataPaths() != 0 19299 || filter.countDataSchemes() > 1 19300 || filter.countDataTypes() != 0) { 19301 throw new IllegalArgumentException( 19302 "replacePreferredActivity expects filter to have no data authorities, " + 19303 "paths, or types; and at most one scheme."); 19304 } 19305 19306 final int callingUid = Binder.getCallingUid(); 19307 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19308 true /* requireFullPermission */, false /* checkShell */, 19309 "replace preferred activity"); 19310 synchronized (mPackages) { 19311 if (mContext.checkCallingOrSelfPermission( 19312 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19313 != PackageManager.PERMISSION_GRANTED) { 19314 if (getUidTargetSdkVersionLockedLPr(callingUid) 19315 < Build.VERSION_CODES.FROYO) { 19316 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19317 + Binder.getCallingUid()); 19318 return; 19319 } 19320 mContext.enforceCallingOrSelfPermission( 19321 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19322 } 19323 19324 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19325 if (pir != null) { 19326 // Get all of the existing entries that exactly match this filter. 19327 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19328 if (existing != null && existing.size() == 1) { 19329 PreferredActivity cur = existing.get(0); 19330 if (DEBUG_PREFERRED) { 19331 Slog.i(TAG, "Checking replace of preferred:"); 19332 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19333 if (!cur.mPref.mAlways) { 19334 Slog.i(TAG, " -- CUR; not mAlways!"); 19335 } else { 19336 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19337 Slog.i(TAG, " -- CUR: mSet=" 19338 + Arrays.toString(cur.mPref.mSetComponents)); 19339 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19340 Slog.i(TAG, " -- NEW: mMatch=" 19341 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19342 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19343 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19344 } 19345 } 19346 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19347 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19348 && cur.mPref.sameSet(set)) { 19349 // Setting the preferred activity to what it happens to be already 19350 if (DEBUG_PREFERRED) { 19351 Slog.i(TAG, "Replacing with same preferred activity " 19352 + cur.mPref.mShortComponent + " for user " 19353 + userId + ":"); 19354 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19355 } 19356 return; 19357 } 19358 } 19359 19360 if (existing != null) { 19361 if (DEBUG_PREFERRED) { 19362 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19363 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19364 } 19365 for (int i = 0; i < existing.size(); i++) { 19366 PreferredActivity pa = existing.get(i); 19367 if (DEBUG_PREFERRED) { 19368 Slog.i(TAG, "Removing existing preferred activity " 19369 + pa.mPref.mComponent + ":"); 19370 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19371 } 19372 pir.removeFilter(pa); 19373 } 19374 } 19375 } 19376 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19377 "Replacing preferred"); 19378 } 19379 } 19380 19381 @Override 19382 public void clearPackagePreferredActivities(String packageName) { 19383 final int callingUid = Binder.getCallingUid(); 19384 if (getInstantAppPackageName(callingUid) != null) { 19385 return; 19386 } 19387 // writer 19388 synchronized (mPackages) { 19389 PackageParser.Package pkg = mPackages.get(packageName); 19390 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19391 if (mContext.checkCallingOrSelfPermission( 19392 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19393 != PackageManager.PERMISSION_GRANTED) { 19394 if (getUidTargetSdkVersionLockedLPr(callingUid) 19395 < Build.VERSION_CODES.FROYO) { 19396 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19397 + callingUid); 19398 return; 19399 } 19400 mContext.enforceCallingOrSelfPermission( 19401 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19402 } 19403 } 19404 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19405 if (ps != null 19406 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19407 return; 19408 } 19409 int user = UserHandle.getCallingUserId(); 19410 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19411 scheduleWritePackageRestrictionsLocked(user); 19412 } 19413 } 19414 } 19415 19416 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19417 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19418 ArrayList<PreferredActivity> removed = null; 19419 boolean changed = false; 19420 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19421 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19422 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19423 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19424 continue; 19425 } 19426 Iterator<PreferredActivity> it = pir.filterIterator(); 19427 while (it.hasNext()) { 19428 PreferredActivity pa = it.next(); 19429 // Mark entry for removal only if it matches the package name 19430 // and the entry is of type "always". 19431 if (packageName == null || 19432 (pa.mPref.mComponent.getPackageName().equals(packageName) 19433 && pa.mPref.mAlways)) { 19434 if (removed == null) { 19435 removed = new ArrayList<PreferredActivity>(); 19436 } 19437 removed.add(pa); 19438 } 19439 } 19440 if (removed != null) { 19441 for (int j=0; j<removed.size(); j++) { 19442 PreferredActivity pa = removed.get(j); 19443 pir.removeFilter(pa); 19444 } 19445 changed = true; 19446 } 19447 } 19448 if (changed) { 19449 postPreferredActivityChangedBroadcast(userId); 19450 } 19451 return changed; 19452 } 19453 19454 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19455 private void clearIntentFilterVerificationsLPw(int userId) { 19456 final int packageCount = mPackages.size(); 19457 for (int i = 0; i < packageCount; i++) { 19458 PackageParser.Package pkg = mPackages.valueAt(i); 19459 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19460 } 19461 } 19462 19463 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19464 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19465 if (userId == UserHandle.USER_ALL) { 19466 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19467 sUserManager.getUserIds())) { 19468 for (int oneUserId : sUserManager.getUserIds()) { 19469 scheduleWritePackageRestrictionsLocked(oneUserId); 19470 } 19471 } 19472 } else { 19473 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19474 scheduleWritePackageRestrictionsLocked(userId); 19475 } 19476 } 19477 } 19478 19479 /** Clears state for all users, and touches intent filter verification policy */ 19480 void clearDefaultBrowserIfNeeded(String packageName) { 19481 for (int oneUserId : sUserManager.getUserIds()) { 19482 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19483 } 19484 } 19485 19486 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19487 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19488 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19489 if (packageName.equals(defaultBrowserPackageName)) { 19490 setDefaultBrowserPackageName(null, userId); 19491 } 19492 } 19493 } 19494 19495 @Override 19496 public void resetApplicationPreferences(int userId) { 19497 mContext.enforceCallingOrSelfPermission( 19498 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19499 final long identity = Binder.clearCallingIdentity(); 19500 // writer 19501 try { 19502 synchronized (mPackages) { 19503 clearPackagePreferredActivitiesLPw(null, userId); 19504 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19505 // TODO: We have to reset the default SMS and Phone. This requires 19506 // significant refactoring to keep all default apps in the package 19507 // manager (cleaner but more work) or have the services provide 19508 // callbacks to the package manager to request a default app reset. 19509 applyFactoryDefaultBrowserLPw(userId); 19510 clearIntentFilterVerificationsLPw(userId); 19511 primeDomainVerificationsLPw(userId); 19512 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19513 scheduleWritePackageRestrictionsLocked(userId); 19514 } 19515 resetNetworkPolicies(userId); 19516 } finally { 19517 Binder.restoreCallingIdentity(identity); 19518 } 19519 } 19520 19521 @Override 19522 public int getPreferredActivities(List<IntentFilter> outFilters, 19523 List<ComponentName> outActivities, String packageName) { 19524 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19525 return 0; 19526 } 19527 int num = 0; 19528 final int userId = UserHandle.getCallingUserId(); 19529 // reader 19530 synchronized (mPackages) { 19531 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19532 if (pir != null) { 19533 final Iterator<PreferredActivity> it = pir.filterIterator(); 19534 while (it.hasNext()) { 19535 final PreferredActivity pa = it.next(); 19536 if (packageName == null 19537 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19538 && pa.mPref.mAlways)) { 19539 if (outFilters != null) { 19540 outFilters.add(new IntentFilter(pa)); 19541 } 19542 if (outActivities != null) { 19543 outActivities.add(pa.mPref.mComponent); 19544 } 19545 } 19546 } 19547 } 19548 } 19549 19550 return num; 19551 } 19552 19553 @Override 19554 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19555 int userId) { 19556 int callingUid = Binder.getCallingUid(); 19557 if (callingUid != Process.SYSTEM_UID) { 19558 throw new SecurityException( 19559 "addPersistentPreferredActivity can only be run by the system"); 19560 } 19561 if (filter.countActions() == 0) { 19562 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19563 return; 19564 } 19565 synchronized (mPackages) { 19566 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19567 ":"); 19568 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19569 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19570 new PersistentPreferredActivity(filter, activity)); 19571 scheduleWritePackageRestrictionsLocked(userId); 19572 postPreferredActivityChangedBroadcast(userId); 19573 } 19574 } 19575 19576 @Override 19577 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19578 int callingUid = Binder.getCallingUid(); 19579 if (callingUid != Process.SYSTEM_UID) { 19580 throw new SecurityException( 19581 "clearPackagePersistentPreferredActivities can only be run by the system"); 19582 } 19583 ArrayList<PersistentPreferredActivity> removed = null; 19584 boolean changed = false; 19585 synchronized (mPackages) { 19586 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19587 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19588 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19589 .valueAt(i); 19590 if (userId != thisUserId) { 19591 continue; 19592 } 19593 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19594 while (it.hasNext()) { 19595 PersistentPreferredActivity ppa = it.next(); 19596 // Mark entry for removal only if it matches the package name. 19597 if (ppa.mComponent.getPackageName().equals(packageName)) { 19598 if (removed == null) { 19599 removed = new ArrayList<PersistentPreferredActivity>(); 19600 } 19601 removed.add(ppa); 19602 } 19603 } 19604 if (removed != null) { 19605 for (int j=0; j<removed.size(); j++) { 19606 PersistentPreferredActivity ppa = removed.get(j); 19607 ppir.removeFilter(ppa); 19608 } 19609 changed = true; 19610 } 19611 } 19612 19613 if (changed) { 19614 scheduleWritePackageRestrictionsLocked(userId); 19615 postPreferredActivityChangedBroadcast(userId); 19616 } 19617 } 19618 } 19619 19620 /** 19621 * Common machinery for picking apart a restored XML blob and passing 19622 * it to a caller-supplied functor to be applied to the running system. 19623 */ 19624 private void restoreFromXml(XmlPullParser parser, int userId, 19625 String expectedStartTag, BlobXmlRestorer functor) 19626 throws IOException, XmlPullParserException { 19627 int type; 19628 while ((type = parser.next()) != XmlPullParser.START_TAG 19629 && type != XmlPullParser.END_DOCUMENT) { 19630 } 19631 if (type != XmlPullParser.START_TAG) { 19632 // oops didn't find a start tag?! 19633 if (DEBUG_BACKUP) { 19634 Slog.e(TAG, "Didn't find start tag during restore"); 19635 } 19636 return; 19637 } 19638Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19639 // this is supposed to be TAG_PREFERRED_BACKUP 19640 if (!expectedStartTag.equals(parser.getName())) { 19641 if (DEBUG_BACKUP) { 19642 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19643 } 19644 return; 19645 } 19646 19647 // skip interfering stuff, then we're aligned with the backing implementation 19648 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19649Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19650 functor.apply(parser, userId); 19651 } 19652 19653 private interface BlobXmlRestorer { 19654 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19655 } 19656 19657 /** 19658 * Non-Binder method, support for the backup/restore mechanism: write the 19659 * full set of preferred activities in its canonical XML format. Returns the 19660 * XML output as a byte array, or null if there is none. 19661 */ 19662 @Override 19663 public byte[] getPreferredActivityBackup(int userId) { 19664 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19665 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19666 } 19667 19668 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19669 try { 19670 final XmlSerializer serializer = new FastXmlSerializer(); 19671 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19672 serializer.startDocument(null, true); 19673 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19674 19675 synchronized (mPackages) { 19676 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19677 } 19678 19679 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19680 serializer.endDocument(); 19681 serializer.flush(); 19682 } catch (Exception e) { 19683 if (DEBUG_BACKUP) { 19684 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19685 } 19686 return null; 19687 } 19688 19689 return dataStream.toByteArray(); 19690 } 19691 19692 @Override 19693 public void restorePreferredActivities(byte[] backup, int userId) { 19694 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19695 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19696 } 19697 19698 try { 19699 final XmlPullParser parser = Xml.newPullParser(); 19700 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19701 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19702 new BlobXmlRestorer() { 19703 @Override 19704 public void apply(XmlPullParser parser, int userId) 19705 throws XmlPullParserException, IOException { 19706 synchronized (mPackages) { 19707 mSettings.readPreferredActivitiesLPw(parser, userId); 19708 } 19709 } 19710 } ); 19711 } catch (Exception e) { 19712 if (DEBUG_BACKUP) { 19713 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19714 } 19715 } 19716 } 19717 19718 /** 19719 * Non-Binder method, support for the backup/restore mechanism: write the 19720 * default browser (etc) settings in its canonical XML format. Returns the default 19721 * browser XML representation as a byte array, or null if there is none. 19722 */ 19723 @Override 19724 public byte[] getDefaultAppsBackup(int userId) { 19725 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19726 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19727 } 19728 19729 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19730 try { 19731 final XmlSerializer serializer = new FastXmlSerializer(); 19732 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19733 serializer.startDocument(null, true); 19734 serializer.startTag(null, TAG_DEFAULT_APPS); 19735 19736 synchronized (mPackages) { 19737 mSettings.writeDefaultAppsLPr(serializer, userId); 19738 } 19739 19740 serializer.endTag(null, TAG_DEFAULT_APPS); 19741 serializer.endDocument(); 19742 serializer.flush(); 19743 } catch (Exception e) { 19744 if (DEBUG_BACKUP) { 19745 Slog.e(TAG, "Unable to write default apps for backup", e); 19746 } 19747 return null; 19748 } 19749 19750 return dataStream.toByteArray(); 19751 } 19752 19753 @Override 19754 public void restoreDefaultApps(byte[] backup, int userId) { 19755 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19756 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19757 } 19758 19759 try { 19760 final XmlPullParser parser = Xml.newPullParser(); 19761 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19762 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19763 new BlobXmlRestorer() { 19764 @Override 19765 public void apply(XmlPullParser parser, int userId) 19766 throws XmlPullParserException, IOException { 19767 synchronized (mPackages) { 19768 mSettings.readDefaultAppsLPw(parser, userId); 19769 } 19770 } 19771 } ); 19772 } catch (Exception e) { 19773 if (DEBUG_BACKUP) { 19774 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19775 } 19776 } 19777 } 19778 19779 @Override 19780 public byte[] getIntentFilterVerificationBackup(int userId) { 19781 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19782 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19783 } 19784 19785 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19786 try { 19787 final XmlSerializer serializer = new FastXmlSerializer(); 19788 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19789 serializer.startDocument(null, true); 19790 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19791 19792 synchronized (mPackages) { 19793 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19794 } 19795 19796 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19797 serializer.endDocument(); 19798 serializer.flush(); 19799 } catch (Exception e) { 19800 if (DEBUG_BACKUP) { 19801 Slog.e(TAG, "Unable to write default apps for backup", e); 19802 } 19803 return null; 19804 } 19805 19806 return dataStream.toByteArray(); 19807 } 19808 19809 @Override 19810 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19811 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19812 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19813 } 19814 19815 try { 19816 final XmlPullParser parser = Xml.newPullParser(); 19817 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19818 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19819 new BlobXmlRestorer() { 19820 @Override 19821 public void apply(XmlPullParser parser, int userId) 19822 throws XmlPullParserException, IOException { 19823 synchronized (mPackages) { 19824 mSettings.readAllDomainVerificationsLPr(parser, userId); 19825 mSettings.writeLPr(); 19826 } 19827 } 19828 } ); 19829 } catch (Exception e) { 19830 if (DEBUG_BACKUP) { 19831 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19832 } 19833 } 19834 } 19835 19836 @Override 19837 public byte[] getPermissionGrantBackup(int userId) { 19838 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19839 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19840 } 19841 19842 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19843 try { 19844 final XmlSerializer serializer = new FastXmlSerializer(); 19845 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19846 serializer.startDocument(null, true); 19847 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19848 19849 synchronized (mPackages) { 19850 serializeRuntimePermissionGrantsLPr(serializer, userId); 19851 } 19852 19853 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19854 serializer.endDocument(); 19855 serializer.flush(); 19856 } catch (Exception e) { 19857 if (DEBUG_BACKUP) { 19858 Slog.e(TAG, "Unable to write default apps for backup", e); 19859 } 19860 return null; 19861 } 19862 19863 return dataStream.toByteArray(); 19864 } 19865 19866 @Override 19867 public void restorePermissionGrants(byte[] backup, int userId) { 19868 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19869 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19870 } 19871 19872 try { 19873 final XmlPullParser parser = Xml.newPullParser(); 19874 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19875 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19876 new BlobXmlRestorer() { 19877 @Override 19878 public void apply(XmlPullParser parser, int userId) 19879 throws XmlPullParserException, IOException { 19880 synchronized (mPackages) { 19881 processRestoredPermissionGrantsLPr(parser, userId); 19882 } 19883 } 19884 } ); 19885 } catch (Exception e) { 19886 if (DEBUG_BACKUP) { 19887 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19888 } 19889 } 19890 } 19891 19892 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19893 throws IOException { 19894 serializer.startTag(null, TAG_ALL_GRANTS); 19895 19896 final int N = mSettings.mPackages.size(); 19897 for (int i = 0; i < N; i++) { 19898 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19899 boolean pkgGrantsKnown = false; 19900 19901 PermissionsState packagePerms = ps.getPermissionsState(); 19902 19903 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19904 final int grantFlags = state.getFlags(); 19905 // only look at grants that are not system/policy fixed 19906 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19907 final boolean isGranted = state.isGranted(); 19908 // And only back up the user-twiddled state bits 19909 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19910 final String packageName = mSettings.mPackages.keyAt(i); 19911 if (!pkgGrantsKnown) { 19912 serializer.startTag(null, TAG_GRANT); 19913 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19914 pkgGrantsKnown = true; 19915 } 19916 19917 final boolean userSet = 19918 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19919 final boolean userFixed = 19920 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19921 final boolean revoke = 19922 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19923 19924 serializer.startTag(null, TAG_PERMISSION); 19925 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19926 if (isGranted) { 19927 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19928 } 19929 if (userSet) { 19930 serializer.attribute(null, ATTR_USER_SET, "true"); 19931 } 19932 if (userFixed) { 19933 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19934 } 19935 if (revoke) { 19936 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19937 } 19938 serializer.endTag(null, TAG_PERMISSION); 19939 } 19940 } 19941 } 19942 19943 if (pkgGrantsKnown) { 19944 serializer.endTag(null, TAG_GRANT); 19945 } 19946 } 19947 19948 serializer.endTag(null, TAG_ALL_GRANTS); 19949 } 19950 19951 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19952 throws XmlPullParserException, IOException { 19953 String pkgName = null; 19954 int outerDepth = parser.getDepth(); 19955 int type; 19956 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19957 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19958 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19959 continue; 19960 } 19961 19962 final String tagName = parser.getName(); 19963 if (tagName.equals(TAG_GRANT)) { 19964 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19965 if (DEBUG_BACKUP) { 19966 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19967 } 19968 } else if (tagName.equals(TAG_PERMISSION)) { 19969 19970 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19971 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19972 19973 int newFlagSet = 0; 19974 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19975 newFlagSet |= FLAG_PERMISSION_USER_SET; 19976 } 19977 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19978 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19979 } 19980 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19981 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19982 } 19983 if (DEBUG_BACKUP) { 19984 Slog.v(TAG, " + Restoring grant:" 19985 + " pkg=" + pkgName 19986 + " perm=" + permName 19987 + " granted=" + isGranted 19988 + " bits=0x" + Integer.toHexString(newFlagSet)); 19989 } 19990 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19991 if (ps != null) { 19992 // Already installed so we apply the grant immediately 19993 if (DEBUG_BACKUP) { 19994 Slog.v(TAG, " + already installed; applying"); 19995 } 19996 PermissionsState perms = ps.getPermissionsState(); 19997 BasePermission bp = 19998 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19999 if (bp != null) { 20000 if (isGranted) { 20001 perms.grantRuntimePermission(bp, userId); 20002 } 20003 if (newFlagSet != 0) { 20004 perms.updatePermissionFlags( 20005 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20006 } 20007 } 20008 } else { 20009 // Need to wait for post-restore install to apply the grant 20010 if (DEBUG_BACKUP) { 20011 Slog.v(TAG, " - not yet installed; saving for later"); 20012 } 20013 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20014 isGranted, newFlagSet, userId); 20015 } 20016 } else { 20017 PackageManagerService.reportSettingsProblem(Log.WARN, 20018 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20019 XmlUtils.skipCurrentTag(parser); 20020 } 20021 } 20022 20023 scheduleWriteSettingsLocked(); 20024 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20025 } 20026 20027 @Override 20028 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20029 int sourceUserId, int targetUserId, int flags) { 20030 mContext.enforceCallingOrSelfPermission( 20031 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20032 int callingUid = Binder.getCallingUid(); 20033 enforceOwnerRights(ownerPackage, callingUid); 20034 PackageManagerServiceUtils.enforceShellRestriction( 20035 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20036 if (intentFilter.countActions() == 0) { 20037 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20038 return; 20039 } 20040 synchronized (mPackages) { 20041 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20042 ownerPackage, targetUserId, flags); 20043 CrossProfileIntentResolver resolver = 20044 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20045 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20046 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20047 if (existing != null) { 20048 int size = existing.size(); 20049 for (int i = 0; i < size; i++) { 20050 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20051 return; 20052 } 20053 } 20054 } 20055 resolver.addFilter(newFilter); 20056 scheduleWritePackageRestrictionsLocked(sourceUserId); 20057 } 20058 } 20059 20060 @Override 20061 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20062 mContext.enforceCallingOrSelfPermission( 20063 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20064 final int callingUid = Binder.getCallingUid(); 20065 enforceOwnerRights(ownerPackage, callingUid); 20066 PackageManagerServiceUtils.enforceShellRestriction( 20067 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20068 synchronized (mPackages) { 20069 CrossProfileIntentResolver resolver = 20070 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20071 ArraySet<CrossProfileIntentFilter> set = 20072 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20073 for (CrossProfileIntentFilter filter : set) { 20074 if (filter.getOwnerPackage().equals(ownerPackage)) { 20075 resolver.removeFilter(filter); 20076 } 20077 } 20078 scheduleWritePackageRestrictionsLocked(sourceUserId); 20079 } 20080 } 20081 20082 // Enforcing that callingUid is owning pkg on userId 20083 private void enforceOwnerRights(String pkg, int callingUid) { 20084 // The system owns everything. 20085 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20086 return; 20087 } 20088 final int callingUserId = UserHandle.getUserId(callingUid); 20089 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20090 if (pi == null) { 20091 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20092 + callingUserId); 20093 } 20094 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20095 throw new SecurityException("Calling uid " + callingUid 20096 + " does not own package " + pkg); 20097 } 20098 } 20099 20100 @Override 20101 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20102 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20103 return null; 20104 } 20105 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20106 } 20107 20108 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20109 UserManagerService ums = UserManagerService.getInstance(); 20110 if (ums != null) { 20111 final UserInfo parent = ums.getProfileParent(userId); 20112 final int launcherUid = (parent != null) ? parent.id : userId; 20113 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20114 if (launcherComponent != null) { 20115 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20116 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20117 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20118 .setPackage(launcherComponent.getPackageName()); 20119 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20120 } 20121 } 20122 } 20123 20124 /** 20125 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20126 * then reports the most likely home activity or null if there are more than one. 20127 */ 20128 private ComponentName getDefaultHomeActivity(int userId) { 20129 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20130 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20131 if (cn != null) { 20132 return cn; 20133 } 20134 20135 // Find the launcher with the highest priority and return that component if there are no 20136 // other home activity with the same priority. 20137 int lastPriority = Integer.MIN_VALUE; 20138 ComponentName lastComponent = null; 20139 final int size = allHomeCandidates.size(); 20140 for (int i = 0; i < size; i++) { 20141 final ResolveInfo ri = allHomeCandidates.get(i); 20142 if (ri.priority > lastPriority) { 20143 lastComponent = ri.activityInfo.getComponentName(); 20144 lastPriority = ri.priority; 20145 } else if (ri.priority == lastPriority) { 20146 // Two components found with same priority. 20147 lastComponent = null; 20148 } 20149 } 20150 return lastComponent; 20151 } 20152 20153 private Intent getHomeIntent() { 20154 Intent intent = new Intent(Intent.ACTION_MAIN); 20155 intent.addCategory(Intent.CATEGORY_HOME); 20156 intent.addCategory(Intent.CATEGORY_DEFAULT); 20157 return intent; 20158 } 20159 20160 private IntentFilter getHomeFilter() { 20161 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20162 filter.addCategory(Intent.CATEGORY_HOME); 20163 filter.addCategory(Intent.CATEGORY_DEFAULT); 20164 return filter; 20165 } 20166 20167 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20168 int userId) { 20169 Intent intent = getHomeIntent(); 20170 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20171 PackageManager.GET_META_DATA, userId); 20172 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20173 true, false, false, userId); 20174 20175 allHomeCandidates.clear(); 20176 if (list != null) { 20177 for (ResolveInfo ri : list) { 20178 allHomeCandidates.add(ri); 20179 } 20180 } 20181 return (preferred == null || preferred.activityInfo == null) 20182 ? null 20183 : new ComponentName(preferred.activityInfo.packageName, 20184 preferred.activityInfo.name); 20185 } 20186 20187 @Override 20188 public void setHomeActivity(ComponentName comp, int userId) { 20189 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20190 return; 20191 } 20192 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20193 getHomeActivitiesAsUser(homeActivities, userId); 20194 20195 boolean found = false; 20196 20197 final int size = homeActivities.size(); 20198 final ComponentName[] set = new ComponentName[size]; 20199 for (int i = 0; i < size; i++) { 20200 final ResolveInfo candidate = homeActivities.get(i); 20201 final ActivityInfo info = candidate.activityInfo; 20202 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20203 set[i] = activityName; 20204 if (!found && activityName.equals(comp)) { 20205 found = true; 20206 } 20207 } 20208 if (!found) { 20209 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20210 + userId); 20211 } 20212 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20213 set, comp, userId); 20214 } 20215 20216 private @Nullable String getSetupWizardPackageName() { 20217 final Intent intent = new Intent(Intent.ACTION_MAIN); 20218 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20219 20220 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20221 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20222 | MATCH_DISABLED_COMPONENTS, 20223 UserHandle.myUserId()); 20224 if (matches.size() == 1) { 20225 return matches.get(0).getComponentInfo().packageName; 20226 } else { 20227 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20228 + ": matches=" + matches); 20229 return null; 20230 } 20231 } 20232 20233 private @Nullable String getStorageManagerPackageName() { 20234 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20235 20236 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20237 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20238 | MATCH_DISABLED_COMPONENTS, 20239 UserHandle.myUserId()); 20240 if (matches.size() == 1) { 20241 return matches.get(0).getComponentInfo().packageName; 20242 } else { 20243 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20244 + matches.size() + ": matches=" + matches); 20245 return null; 20246 } 20247 } 20248 20249 @Override 20250 public void setApplicationEnabledSetting(String appPackageName, 20251 int newState, int flags, int userId, String callingPackage) { 20252 if (!sUserManager.exists(userId)) return; 20253 if (callingPackage == null) { 20254 callingPackage = Integer.toString(Binder.getCallingUid()); 20255 } 20256 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20257 } 20258 20259 @Override 20260 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20261 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20262 synchronized (mPackages) { 20263 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20264 if (pkgSetting != null) { 20265 pkgSetting.setUpdateAvailable(updateAvailable); 20266 } 20267 } 20268 } 20269 20270 @Override 20271 public void setComponentEnabledSetting(ComponentName componentName, 20272 int newState, int flags, int userId) { 20273 if (!sUserManager.exists(userId)) return; 20274 setEnabledSetting(componentName.getPackageName(), 20275 componentName.getClassName(), newState, flags, userId, null); 20276 } 20277 20278 private void setEnabledSetting(final String packageName, String className, int newState, 20279 final int flags, int userId, String callingPackage) { 20280 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20281 || newState == COMPONENT_ENABLED_STATE_ENABLED 20282 || newState == COMPONENT_ENABLED_STATE_DISABLED 20283 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20284 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20285 throw new IllegalArgumentException("Invalid new component state: " 20286 + newState); 20287 } 20288 PackageSetting pkgSetting; 20289 final int callingUid = Binder.getCallingUid(); 20290 final int permission; 20291 if (callingUid == Process.SYSTEM_UID) { 20292 permission = PackageManager.PERMISSION_GRANTED; 20293 } else { 20294 permission = mContext.checkCallingOrSelfPermission( 20295 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20296 } 20297 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20298 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20299 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20300 boolean sendNow = false; 20301 boolean isApp = (className == null); 20302 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20303 String componentName = isApp ? packageName : className; 20304 int packageUid = -1; 20305 ArrayList<String> components; 20306 20307 // reader 20308 synchronized (mPackages) { 20309 pkgSetting = mSettings.mPackages.get(packageName); 20310 if (pkgSetting == null) { 20311 if (!isCallerInstantApp) { 20312 if (className == null) { 20313 throw new IllegalArgumentException("Unknown package: " + packageName); 20314 } 20315 throw new IllegalArgumentException( 20316 "Unknown component: " + packageName + "/" + className); 20317 } else { 20318 // throw SecurityException to prevent leaking package information 20319 throw new SecurityException( 20320 "Attempt to change component state; " 20321 + "pid=" + Binder.getCallingPid() 20322 + ", uid=" + callingUid 20323 + (className == null 20324 ? ", package=" + packageName 20325 : ", component=" + packageName + "/" + className)); 20326 } 20327 } 20328 } 20329 20330 // Limit who can change which apps 20331 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20332 // Don't allow apps that don't have permission to modify other apps 20333 if (!allowedByPermission 20334 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20335 throw new SecurityException( 20336 "Attempt to change component state; " 20337 + "pid=" + Binder.getCallingPid() 20338 + ", uid=" + callingUid 20339 + (className == null 20340 ? ", package=" + packageName 20341 : ", component=" + packageName + "/" + className)); 20342 } 20343 // Don't allow changing protected packages. 20344 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20345 throw new SecurityException("Cannot disable a protected package: " + packageName); 20346 } 20347 } 20348 20349 synchronized (mPackages) { 20350 if (callingUid == Process.SHELL_UID 20351 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20352 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20353 // unless it is a test package. 20354 int oldState = pkgSetting.getEnabled(userId); 20355 if (className == null 20356 && 20357 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20358 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20359 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20360 && 20361 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20362 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20363 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20364 // ok 20365 } else { 20366 throw new SecurityException( 20367 "Shell cannot change component state for " + packageName + "/" 20368 + className + " to " + newState); 20369 } 20370 } 20371 } 20372 if (className == null) { 20373 // We're dealing with an application/package level state change 20374 synchronized (mPackages) { 20375 if (pkgSetting.getEnabled(userId) == newState) { 20376 // Nothing to do 20377 return; 20378 } 20379 } 20380 // If we're enabling a system stub, there's a little more work to do. 20381 // Prior to enabling the package, we need to decompress the APK(s) to the 20382 // data partition and then replace the version on the system partition. 20383 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20384 final boolean isSystemStub = deletedPkg.isStub 20385 && deletedPkg.isSystem(); 20386 if (isSystemStub 20387 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20388 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20389 final File codePath = decompressPackage(deletedPkg); 20390 if (codePath == null) { 20391 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20392 return; 20393 } 20394 // TODO remove direct parsing of the package object during internal cleanup 20395 // of scan package 20396 // We need to call parse directly here for no other reason than we need 20397 // the new package in order to disable the old one [we use the information 20398 // for some internal optimization to optionally create a new package setting 20399 // object on replace]. However, we can't get the package from the scan 20400 // because the scan modifies live structures and we need to remove the 20401 // old [system] package from the system before a scan can be attempted. 20402 // Once scan is indempotent we can remove this parse and use the package 20403 // object we scanned, prior to adding it to package settings. 20404 final PackageParser pp = new PackageParser(); 20405 pp.setSeparateProcesses(mSeparateProcesses); 20406 pp.setDisplayMetrics(mMetrics); 20407 pp.setCallback(mPackageParserCallback); 20408 final PackageParser.Package tmpPkg; 20409 try { 20410 final @ParseFlags int parseFlags = mDefParseFlags 20411 | PackageParser.PARSE_MUST_BE_APK 20412 | PackageParser.PARSE_IS_SYSTEM_DIR; 20413 tmpPkg = pp.parsePackage(codePath, parseFlags); 20414 } catch (PackageParserException e) { 20415 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20416 return; 20417 } 20418 synchronized (mInstallLock) { 20419 // Disable the stub and remove any package entries 20420 removePackageLI(deletedPkg, true); 20421 synchronized (mPackages) { 20422 disableSystemPackageLPw(deletedPkg, tmpPkg); 20423 } 20424 final PackageParser.Package pkg; 20425 try (PackageFreezer freezer = 20426 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20427 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20428 | PackageParser.PARSE_ENFORCE_CODE; 20429 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20430 0 /*currentTime*/, null /*user*/); 20431 prepareAppDataAfterInstallLIF(pkg); 20432 synchronized (mPackages) { 20433 try { 20434 updateSharedLibrariesLPr(pkg, null); 20435 } catch (PackageManagerException e) { 20436 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20437 } 20438 mPermissionManager.updatePermissions( 20439 pkg.packageName, pkg, true, mPackages.values(), 20440 mPermissionCallback); 20441 mSettings.writeLPr(); 20442 } 20443 } catch (PackageManagerException e) { 20444 // Whoops! Something went wrong; try to roll back to the stub 20445 Slog.w(TAG, "Failed to install compressed system package:" 20446 + pkgSetting.name, e); 20447 // Remove the failed install 20448 removeCodePathLI(codePath); 20449 20450 // Install the system package 20451 try (PackageFreezer freezer = 20452 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20453 synchronized (mPackages) { 20454 // NOTE: The system package always needs to be enabled; even 20455 // if it's for a compressed stub. If we don't, installing the 20456 // system package fails during scan [scanning checks the disabled 20457 // packages]. We will reverse this later, after we've "installed" 20458 // the stub. 20459 // This leaves us in a fragile state; the stub should never be 20460 // enabled, so, cross your fingers and hope nothing goes wrong 20461 // until we can disable the package later. 20462 enableSystemPackageLPw(deletedPkg); 20463 } 20464 installPackageFromSystemLIF(deletedPkg.codePath, 20465 false /*isPrivileged*/, null /*allUserHandles*/, 20466 null /*origUserHandles*/, null /*origPermissionsState*/, 20467 true /*writeSettings*/); 20468 } catch (PackageManagerException pme) { 20469 Slog.w(TAG, "Failed to restore system package:" 20470 + deletedPkg.packageName, pme); 20471 } finally { 20472 synchronized (mPackages) { 20473 mSettings.disableSystemPackageLPw( 20474 deletedPkg.packageName, true /*replaced*/); 20475 mSettings.writeLPr(); 20476 } 20477 } 20478 return; 20479 } 20480 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20481 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20482 mDexManager.notifyPackageUpdated(pkg.packageName, 20483 pkg.baseCodePath, pkg.splitCodePaths); 20484 } 20485 } 20486 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20487 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20488 // Don't care about who enables an app. 20489 callingPackage = null; 20490 } 20491 synchronized (mPackages) { 20492 pkgSetting.setEnabled(newState, userId, callingPackage); 20493 } 20494 } else { 20495 synchronized (mPackages) { 20496 // We're dealing with a component level state change 20497 // First, verify that this is a valid class name. 20498 PackageParser.Package pkg = pkgSetting.pkg; 20499 if (pkg == null || !pkg.hasComponentClassName(className)) { 20500 if (pkg != null && 20501 pkg.applicationInfo.targetSdkVersion >= 20502 Build.VERSION_CODES.JELLY_BEAN) { 20503 throw new IllegalArgumentException("Component class " + className 20504 + " does not exist in " + packageName); 20505 } else { 20506 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20507 + className + " does not exist in " + packageName); 20508 } 20509 } 20510 switch (newState) { 20511 case COMPONENT_ENABLED_STATE_ENABLED: 20512 if (!pkgSetting.enableComponentLPw(className, userId)) { 20513 return; 20514 } 20515 break; 20516 case COMPONENT_ENABLED_STATE_DISABLED: 20517 if (!pkgSetting.disableComponentLPw(className, userId)) { 20518 return; 20519 } 20520 break; 20521 case COMPONENT_ENABLED_STATE_DEFAULT: 20522 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20523 return; 20524 } 20525 break; 20526 default: 20527 Slog.e(TAG, "Invalid new component state: " + newState); 20528 return; 20529 } 20530 } 20531 } 20532 synchronized (mPackages) { 20533 scheduleWritePackageRestrictionsLocked(userId); 20534 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20535 final long callingId = Binder.clearCallingIdentity(); 20536 try { 20537 updateInstantAppInstallerLocked(packageName); 20538 } finally { 20539 Binder.restoreCallingIdentity(callingId); 20540 } 20541 components = mPendingBroadcasts.get(userId, packageName); 20542 final boolean newPackage = components == null; 20543 if (newPackage) { 20544 components = new ArrayList<String>(); 20545 } 20546 if (!components.contains(componentName)) { 20547 components.add(componentName); 20548 } 20549 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20550 sendNow = true; 20551 // Purge entry from pending broadcast list if another one exists already 20552 // since we are sending one right away. 20553 mPendingBroadcasts.remove(userId, packageName); 20554 } else { 20555 if (newPackage) { 20556 mPendingBroadcasts.put(userId, packageName, components); 20557 } 20558 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20559 // Schedule a message 20560 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20561 } 20562 } 20563 } 20564 20565 long callingId = Binder.clearCallingIdentity(); 20566 try { 20567 if (sendNow) { 20568 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20569 sendPackageChangedBroadcast(packageName, 20570 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20571 } 20572 } finally { 20573 Binder.restoreCallingIdentity(callingId); 20574 } 20575 } 20576 20577 @Override 20578 public void flushPackageRestrictionsAsUser(int userId) { 20579 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20580 return; 20581 } 20582 if (!sUserManager.exists(userId)) { 20583 return; 20584 } 20585 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20586 false /* checkShell */, "flushPackageRestrictions"); 20587 synchronized (mPackages) { 20588 mSettings.writePackageRestrictionsLPr(userId); 20589 mDirtyUsers.remove(userId); 20590 if (mDirtyUsers.isEmpty()) { 20591 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20592 } 20593 } 20594 } 20595 20596 private void sendPackageChangedBroadcast(String packageName, 20597 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20598 if (DEBUG_INSTALL) 20599 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20600 + componentNames); 20601 Bundle extras = new Bundle(4); 20602 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20603 String nameList[] = new String[componentNames.size()]; 20604 componentNames.toArray(nameList); 20605 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20606 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20607 extras.putInt(Intent.EXTRA_UID, packageUid); 20608 // If this is not reporting a change of the overall package, then only send it 20609 // to registered receivers. We don't want to launch a swath of apps for every 20610 // little component state change. 20611 final int flags = !componentNames.contains(packageName) 20612 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20613 final int userId = UserHandle.getUserId(packageUid); 20614 final boolean isInstantApp = isInstantApp(packageName, userId); 20615 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20616 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20617 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20618 userIds, instantUserIds); 20619 } 20620 20621 @Override 20622 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20623 if (!sUserManager.exists(userId)) return; 20624 final int callingUid = Binder.getCallingUid(); 20625 if (getInstantAppPackageName(callingUid) != null) { 20626 return; 20627 } 20628 final int permission = mContext.checkCallingOrSelfPermission( 20629 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20630 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20631 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20632 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20633 // writer 20634 synchronized (mPackages) { 20635 final PackageSetting ps = mSettings.mPackages.get(packageName); 20636 if (!filterAppAccessLPr(ps, callingUid, userId) 20637 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20638 allowedByPermission, callingUid, userId)) { 20639 scheduleWritePackageRestrictionsLocked(userId); 20640 } 20641 } 20642 } 20643 20644 @Override 20645 public String getInstallerPackageName(String packageName) { 20646 final int callingUid = Binder.getCallingUid(); 20647 synchronized (mPackages) { 20648 final PackageSetting ps = mSettings.mPackages.get(packageName); 20649 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20650 return null; 20651 } 20652 return mSettings.getInstallerPackageNameLPr(packageName); 20653 } 20654 } 20655 20656 public boolean isOrphaned(String packageName) { 20657 // reader 20658 synchronized (mPackages) { 20659 return mSettings.isOrphaned(packageName); 20660 } 20661 } 20662 20663 @Override 20664 public int getApplicationEnabledSetting(String packageName, int userId) { 20665 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20666 int callingUid = Binder.getCallingUid(); 20667 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20668 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20669 // reader 20670 synchronized (mPackages) { 20671 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20672 return COMPONENT_ENABLED_STATE_DISABLED; 20673 } 20674 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20675 } 20676 } 20677 20678 @Override 20679 public int getComponentEnabledSetting(ComponentName component, int userId) { 20680 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20681 int callingUid = Binder.getCallingUid(); 20682 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20683 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20684 synchronized (mPackages) { 20685 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20686 component, TYPE_UNKNOWN, userId)) { 20687 return COMPONENT_ENABLED_STATE_DISABLED; 20688 } 20689 return mSettings.getComponentEnabledSettingLPr(component, userId); 20690 } 20691 } 20692 20693 @Override 20694 public void enterSafeMode() { 20695 enforceSystemOrRoot("Only the system can request entering safe mode"); 20696 20697 if (!mSystemReady) { 20698 mSafeMode = true; 20699 } 20700 } 20701 20702 @Override 20703 public void systemReady() { 20704 enforceSystemOrRoot("Only the system can claim the system is ready"); 20705 20706 mSystemReady = true; 20707 final ContentResolver resolver = mContext.getContentResolver(); 20708 ContentObserver co = new ContentObserver(mHandler) { 20709 @Override 20710 public void onChange(boolean selfChange) { 20711 mWebInstantAppsDisabled = 20712 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20713 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20714 } 20715 }; 20716 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20717 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20718 false, co, UserHandle.USER_SYSTEM); 20719 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Secure 20720 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20721 co.onChange(true); 20722 20723 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20724 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20725 // it is done. 20726 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20727 @Override 20728 public void onChange(boolean selfChange) { 20729 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20730 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20731 oobEnabled == 1 ? "true" : "false"); 20732 } 20733 }; 20734 mContext.getContentResolver().registerContentObserver( 20735 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20736 UserHandle.USER_SYSTEM); 20737 // At boot, restore the value from the setting, which persists across reboot. 20738 privAppOobObserver.onChange(true); 20739 20740 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20741 // disabled after already being started. 20742 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20743 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20744 20745 // Read the compatibilty setting when the system is ready. 20746 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20747 mContext.getContentResolver(), 20748 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20749 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20750 if (DEBUG_SETTINGS) { 20751 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20752 } 20753 20754 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20755 20756 synchronized (mPackages) { 20757 // Verify that all of the preferred activity components actually 20758 // exist. It is possible for applications to be updated and at 20759 // that point remove a previously declared activity component that 20760 // had been set as a preferred activity. We try to clean this up 20761 // the next time we encounter that preferred activity, but it is 20762 // possible for the user flow to never be able to return to that 20763 // situation so here we do a sanity check to make sure we haven't 20764 // left any junk around. 20765 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20766 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20767 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20768 removed.clear(); 20769 for (PreferredActivity pa : pir.filterSet()) { 20770 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20771 removed.add(pa); 20772 } 20773 } 20774 if (removed.size() > 0) { 20775 for (int r=0; r<removed.size(); r++) { 20776 PreferredActivity pa = removed.get(r); 20777 Slog.w(TAG, "Removing dangling preferred activity: " 20778 + pa.mPref.mComponent); 20779 pir.removeFilter(pa); 20780 } 20781 mSettings.writePackageRestrictionsLPr( 20782 mSettings.mPreferredActivities.keyAt(i)); 20783 } 20784 } 20785 20786 for (int userId : UserManagerService.getInstance().getUserIds()) { 20787 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20788 grantPermissionsUserIds = ArrayUtils.appendInt( 20789 grantPermissionsUserIds, userId); 20790 } 20791 } 20792 } 20793 sUserManager.systemReady(); 20794 // If we upgraded grant all default permissions before kicking off. 20795 for (int userId : grantPermissionsUserIds) { 20796 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20797 } 20798 20799 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20800 // If we did not grant default permissions, we preload from this the 20801 // default permission exceptions lazily to ensure we don't hit the 20802 // disk on a new user creation. 20803 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20804 } 20805 20806 // Now that we've scanned all packages, and granted any default 20807 // permissions, ensure permissions are updated. Beware of dragons if you 20808 // try optimizing this. 20809 synchronized (mPackages) { 20810 mPermissionManager.updateAllPermissions( 20811 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20812 mPermissionCallback); 20813 } 20814 20815 // Kick off any messages waiting for system ready 20816 if (mPostSystemReadyMessages != null) { 20817 for (Message msg : mPostSystemReadyMessages) { 20818 msg.sendToTarget(); 20819 } 20820 mPostSystemReadyMessages = null; 20821 } 20822 20823 // Watch for external volumes that come and go over time 20824 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20825 storage.registerListener(mStorageListener); 20826 20827 mInstallerService.systemReady(); 20828 mPackageDexOptimizer.systemReady(); 20829 20830 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20831 StorageManagerInternal.class); 20832 StorageManagerInternal.addExternalStoragePolicy( 20833 new StorageManagerInternal.ExternalStorageMountPolicy() { 20834 @Override 20835 public int getMountMode(int uid, String packageName) { 20836 if (Process.isIsolated(uid)) { 20837 return Zygote.MOUNT_EXTERNAL_NONE; 20838 } 20839 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20840 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20841 } 20842 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20843 return Zygote.MOUNT_EXTERNAL_READ; 20844 } 20845 return Zygote.MOUNT_EXTERNAL_WRITE; 20846 } 20847 20848 @Override 20849 public boolean hasExternalStorage(int uid, String packageName) { 20850 return true; 20851 } 20852 }); 20853 20854 // Now that we're mostly running, clean up stale users and apps 20855 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20856 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20857 20858 mPermissionManager.systemReady(); 20859 } 20860 20861 public void waitForAppDataPrepared() { 20862 if (mPrepareAppDataFuture == null) { 20863 return; 20864 } 20865 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20866 mPrepareAppDataFuture = null; 20867 } 20868 20869 @Override 20870 public boolean isSafeMode() { 20871 // allow instant applications 20872 return mSafeMode; 20873 } 20874 20875 @Override 20876 public boolean hasSystemUidErrors() { 20877 // allow instant applications 20878 return mHasSystemUidErrors; 20879 } 20880 20881 static String arrayToString(int[] array) { 20882 StringBuffer buf = new StringBuffer(128); 20883 buf.append('['); 20884 if (array != null) { 20885 for (int i=0; i<array.length; i++) { 20886 if (i > 0) buf.append(", "); 20887 buf.append(array[i]); 20888 } 20889 } 20890 buf.append(']'); 20891 return buf.toString(); 20892 } 20893 20894 @Override 20895 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20896 FileDescriptor err, String[] args, ShellCallback callback, 20897 ResultReceiver resultReceiver) { 20898 (new PackageManagerShellCommand(this)).exec( 20899 this, in, out, err, args, callback, resultReceiver); 20900 } 20901 20902 @Override 20903 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20904 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20905 20906 DumpState dumpState = new DumpState(); 20907 boolean fullPreferred = false; 20908 boolean checkin = false; 20909 20910 String packageName = null; 20911 ArraySet<String> permissionNames = null; 20912 20913 int opti = 0; 20914 while (opti < args.length) { 20915 String opt = args[opti]; 20916 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20917 break; 20918 } 20919 opti++; 20920 20921 if ("-a".equals(opt)) { 20922 // Right now we only know how to print all. 20923 } else if ("-h".equals(opt)) { 20924 pw.println("Package manager dump options:"); 20925 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20926 pw.println(" --checkin: dump for a checkin"); 20927 pw.println(" -f: print details of intent filters"); 20928 pw.println(" -h: print this help"); 20929 pw.println(" cmd may be one of:"); 20930 pw.println(" l[ibraries]: list known shared libraries"); 20931 pw.println(" f[eatures]: list device features"); 20932 pw.println(" k[eysets]: print known keysets"); 20933 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20934 pw.println(" perm[issions]: dump permissions"); 20935 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20936 pw.println(" pref[erred]: print preferred package settings"); 20937 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20938 pw.println(" prov[iders]: dump content providers"); 20939 pw.println(" p[ackages]: dump installed packages"); 20940 pw.println(" s[hared-users]: dump shared user IDs"); 20941 pw.println(" m[essages]: print collected runtime messages"); 20942 pw.println(" v[erifiers]: print package verifier info"); 20943 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20944 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20945 pw.println(" version: print database version info"); 20946 pw.println(" write: write current settings now"); 20947 pw.println(" installs: details about install sessions"); 20948 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20949 pw.println(" dexopt: dump dexopt state"); 20950 pw.println(" compiler-stats: dump compiler statistics"); 20951 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20952 pw.println(" service-permissions: dump permissions required by services"); 20953 pw.println(" <package.name>: info about given package"); 20954 return; 20955 } else if ("--checkin".equals(opt)) { 20956 checkin = true; 20957 } else if ("-f".equals(opt)) { 20958 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20959 } else if ("--proto".equals(opt)) { 20960 dumpProto(fd); 20961 return; 20962 } else { 20963 pw.println("Unknown argument: " + opt + "; use -h for help"); 20964 } 20965 } 20966 20967 // Is the caller requesting to dump a particular piece of data? 20968 if (opti < args.length) { 20969 String cmd = args[opti]; 20970 opti++; 20971 // Is this a package name? 20972 if ("android".equals(cmd) || cmd.contains(".")) { 20973 packageName = cmd; 20974 // When dumping a single package, we always dump all of its 20975 // filter information since the amount of data will be reasonable. 20976 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20977 } else if ("check-permission".equals(cmd)) { 20978 if (opti >= args.length) { 20979 pw.println("Error: check-permission missing permission argument"); 20980 return; 20981 } 20982 String perm = args[opti]; 20983 opti++; 20984 if (opti >= args.length) { 20985 pw.println("Error: check-permission missing package argument"); 20986 return; 20987 } 20988 20989 String pkg = args[opti]; 20990 opti++; 20991 int user = UserHandle.getUserId(Binder.getCallingUid()); 20992 if (opti < args.length) { 20993 try { 20994 user = Integer.parseInt(args[opti]); 20995 } catch (NumberFormatException e) { 20996 pw.println("Error: check-permission user argument is not a number: " 20997 + args[opti]); 20998 return; 20999 } 21000 } 21001 21002 // Normalize package name to handle renamed packages and static libs 21003 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21004 21005 pw.println(checkPermission(perm, pkg, user)); 21006 return; 21007 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21008 dumpState.setDump(DumpState.DUMP_LIBS); 21009 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21010 dumpState.setDump(DumpState.DUMP_FEATURES); 21011 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21012 if (opti >= args.length) { 21013 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21014 | DumpState.DUMP_SERVICE_RESOLVERS 21015 | DumpState.DUMP_RECEIVER_RESOLVERS 21016 | DumpState.DUMP_CONTENT_RESOLVERS); 21017 } else { 21018 while (opti < args.length) { 21019 String name = args[opti]; 21020 if ("a".equals(name) || "activity".equals(name)) { 21021 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21022 } else if ("s".equals(name) || "service".equals(name)) { 21023 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21024 } else if ("r".equals(name) || "receiver".equals(name)) { 21025 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21026 } else if ("c".equals(name) || "content".equals(name)) { 21027 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21028 } else { 21029 pw.println("Error: unknown resolver table type: " + name); 21030 return; 21031 } 21032 opti++; 21033 } 21034 } 21035 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21036 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21037 } else if ("permission".equals(cmd)) { 21038 if (opti >= args.length) { 21039 pw.println("Error: permission requires permission name"); 21040 return; 21041 } 21042 permissionNames = new ArraySet<>(); 21043 while (opti < args.length) { 21044 permissionNames.add(args[opti]); 21045 opti++; 21046 } 21047 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21048 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21049 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21050 dumpState.setDump(DumpState.DUMP_PREFERRED); 21051 } else if ("preferred-xml".equals(cmd)) { 21052 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21053 if (opti < args.length && "--full".equals(args[opti])) { 21054 fullPreferred = true; 21055 opti++; 21056 } 21057 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21058 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21059 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21060 dumpState.setDump(DumpState.DUMP_PACKAGES); 21061 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21062 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21063 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21064 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21065 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21066 dumpState.setDump(DumpState.DUMP_MESSAGES); 21067 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21068 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21069 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21070 || "intent-filter-verifiers".equals(cmd)) { 21071 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21072 } else if ("version".equals(cmd)) { 21073 dumpState.setDump(DumpState.DUMP_VERSION); 21074 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21075 dumpState.setDump(DumpState.DUMP_KEYSETS); 21076 } else if ("installs".equals(cmd)) { 21077 dumpState.setDump(DumpState.DUMP_INSTALLS); 21078 } else if ("frozen".equals(cmd)) { 21079 dumpState.setDump(DumpState.DUMP_FROZEN); 21080 } else if ("volumes".equals(cmd)) { 21081 dumpState.setDump(DumpState.DUMP_VOLUMES); 21082 } else if ("dexopt".equals(cmd)) { 21083 dumpState.setDump(DumpState.DUMP_DEXOPT); 21084 } else if ("compiler-stats".equals(cmd)) { 21085 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21086 } else if ("changes".equals(cmd)) { 21087 dumpState.setDump(DumpState.DUMP_CHANGES); 21088 } else if ("service-permissions".equals(cmd)) { 21089 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21090 } else if ("write".equals(cmd)) { 21091 synchronized (mPackages) { 21092 mSettings.writeLPr(); 21093 pw.println("Settings written."); 21094 return; 21095 } 21096 } 21097 } 21098 21099 if (checkin) { 21100 pw.println("vers,1"); 21101 } 21102 21103 // reader 21104 synchronized (mPackages) { 21105 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21106 if (!checkin) { 21107 if (dumpState.onTitlePrinted()) 21108 pw.println(); 21109 pw.println("Database versions:"); 21110 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21111 } 21112 } 21113 21114 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21115 if (!checkin) { 21116 if (dumpState.onTitlePrinted()) 21117 pw.println(); 21118 pw.println("Verifiers:"); 21119 pw.print(" Required: "); 21120 pw.print(mRequiredVerifierPackage); 21121 pw.print(" (uid="); 21122 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21123 UserHandle.USER_SYSTEM)); 21124 pw.println(")"); 21125 } else if (mRequiredVerifierPackage != null) { 21126 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21127 pw.print(","); 21128 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21129 UserHandle.USER_SYSTEM)); 21130 } 21131 } 21132 21133 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21134 packageName == null) { 21135 if (mIntentFilterVerifierComponent != null) { 21136 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21137 if (!checkin) { 21138 if (dumpState.onTitlePrinted()) 21139 pw.println(); 21140 pw.println("Intent Filter Verifier:"); 21141 pw.print(" Using: "); 21142 pw.print(verifierPackageName); 21143 pw.print(" (uid="); 21144 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21145 UserHandle.USER_SYSTEM)); 21146 pw.println(")"); 21147 } else if (verifierPackageName != null) { 21148 pw.print("ifv,"); pw.print(verifierPackageName); 21149 pw.print(","); 21150 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21151 UserHandle.USER_SYSTEM)); 21152 } 21153 } else { 21154 pw.println(); 21155 pw.println("No Intent Filter Verifier available!"); 21156 } 21157 } 21158 21159 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21160 boolean printedHeader = false; 21161 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21162 while (it.hasNext()) { 21163 String libName = it.next(); 21164 LongSparseArray<SharedLibraryEntry> versionedLib 21165 = mSharedLibraries.get(libName); 21166 if (versionedLib == null) { 21167 continue; 21168 } 21169 final int versionCount = versionedLib.size(); 21170 for (int i = 0; i < versionCount; i++) { 21171 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21172 if (!checkin) { 21173 if (!printedHeader) { 21174 if (dumpState.onTitlePrinted()) 21175 pw.println(); 21176 pw.println("Libraries:"); 21177 printedHeader = true; 21178 } 21179 pw.print(" "); 21180 } else { 21181 pw.print("lib,"); 21182 } 21183 pw.print(libEntry.info.getName()); 21184 if (libEntry.info.isStatic()) { 21185 pw.print(" version=" + libEntry.info.getLongVersion()); 21186 } 21187 if (!checkin) { 21188 pw.print(" -> "); 21189 } 21190 if (libEntry.path != null) { 21191 pw.print(" (jar) "); 21192 pw.print(libEntry.path); 21193 } else { 21194 pw.print(" (apk) "); 21195 pw.print(libEntry.apk); 21196 } 21197 pw.println(); 21198 } 21199 } 21200 } 21201 21202 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21203 if (dumpState.onTitlePrinted()) 21204 pw.println(); 21205 if (!checkin) { 21206 pw.println("Features:"); 21207 } 21208 21209 synchronized (mAvailableFeatures) { 21210 for (FeatureInfo feat : mAvailableFeatures.values()) { 21211 if (checkin) { 21212 pw.print("feat,"); 21213 pw.print(feat.name); 21214 pw.print(","); 21215 pw.println(feat.version); 21216 } else { 21217 pw.print(" "); 21218 pw.print(feat.name); 21219 if (feat.version > 0) { 21220 pw.print(" version="); 21221 pw.print(feat.version); 21222 } 21223 pw.println(); 21224 } 21225 } 21226 } 21227 } 21228 21229 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21230 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21231 : "Activity Resolver Table:", " ", packageName, 21232 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21233 dumpState.setTitlePrinted(true); 21234 } 21235 } 21236 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21237 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21238 : "Receiver Resolver Table:", " ", packageName, 21239 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21240 dumpState.setTitlePrinted(true); 21241 } 21242 } 21243 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21244 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21245 : "Service Resolver Table:", " ", packageName, 21246 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21247 dumpState.setTitlePrinted(true); 21248 } 21249 } 21250 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21251 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21252 : "Provider Resolver Table:", " ", packageName, 21253 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21254 dumpState.setTitlePrinted(true); 21255 } 21256 } 21257 21258 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21259 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21260 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21261 int user = mSettings.mPreferredActivities.keyAt(i); 21262 if (pir.dump(pw, 21263 dumpState.getTitlePrinted() 21264 ? "\nPreferred Activities User " + user + ":" 21265 : "Preferred Activities User " + user + ":", " ", 21266 packageName, true, false)) { 21267 dumpState.setTitlePrinted(true); 21268 } 21269 } 21270 } 21271 21272 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21273 pw.flush(); 21274 FileOutputStream fout = new FileOutputStream(fd); 21275 BufferedOutputStream str = new BufferedOutputStream(fout); 21276 XmlSerializer serializer = new FastXmlSerializer(); 21277 try { 21278 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21279 serializer.startDocument(null, true); 21280 serializer.setFeature( 21281 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21282 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21283 serializer.endDocument(); 21284 serializer.flush(); 21285 } catch (IllegalArgumentException e) { 21286 pw.println("Failed writing: " + e); 21287 } catch (IllegalStateException e) { 21288 pw.println("Failed writing: " + e); 21289 } catch (IOException e) { 21290 pw.println("Failed writing: " + e); 21291 } 21292 } 21293 21294 if (!checkin 21295 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21296 && packageName == null) { 21297 pw.println(); 21298 int count = mSettings.mPackages.size(); 21299 if (count == 0) { 21300 pw.println("No applications!"); 21301 pw.println(); 21302 } else { 21303 final String prefix = " "; 21304 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21305 if (allPackageSettings.size() == 0) { 21306 pw.println("No domain preferred apps!"); 21307 pw.println(); 21308 } else { 21309 pw.println("App verification status:"); 21310 pw.println(); 21311 count = 0; 21312 for (PackageSetting ps : allPackageSettings) { 21313 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21314 if (ivi == null || ivi.getPackageName() == null) continue; 21315 pw.println(prefix + "Package: " + ivi.getPackageName()); 21316 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21317 pw.println(prefix + "Status: " + ivi.getStatusString()); 21318 pw.println(); 21319 count++; 21320 } 21321 if (count == 0) { 21322 pw.println(prefix + "No app verification established."); 21323 pw.println(); 21324 } 21325 for (int userId : sUserManager.getUserIds()) { 21326 pw.println("App linkages for user " + userId + ":"); 21327 pw.println(); 21328 count = 0; 21329 for (PackageSetting ps : allPackageSettings) { 21330 final long status = ps.getDomainVerificationStatusForUser(userId); 21331 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21332 && !DEBUG_DOMAIN_VERIFICATION) { 21333 continue; 21334 } 21335 pw.println(prefix + "Package: " + ps.name); 21336 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21337 String statusStr = IntentFilterVerificationInfo. 21338 getStatusStringFromValue(status); 21339 pw.println(prefix + "Status: " + statusStr); 21340 pw.println(); 21341 count++; 21342 } 21343 if (count == 0) { 21344 pw.println(prefix + "No configured app linkages."); 21345 pw.println(); 21346 } 21347 } 21348 } 21349 } 21350 } 21351 21352 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21353 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21354 } 21355 21356 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21357 boolean printedSomething = false; 21358 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21359 if (packageName != null && !packageName.equals(p.info.packageName)) { 21360 continue; 21361 } 21362 if (!printedSomething) { 21363 if (dumpState.onTitlePrinted()) 21364 pw.println(); 21365 pw.println("Registered ContentProviders:"); 21366 printedSomething = true; 21367 } 21368 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21369 pw.print(" "); pw.println(p.toString()); 21370 } 21371 printedSomething = false; 21372 for (Map.Entry<String, PackageParser.Provider> entry : 21373 mProvidersByAuthority.entrySet()) { 21374 PackageParser.Provider p = entry.getValue(); 21375 if (packageName != null && !packageName.equals(p.info.packageName)) { 21376 continue; 21377 } 21378 if (!printedSomething) { 21379 if (dumpState.onTitlePrinted()) 21380 pw.println(); 21381 pw.println("ContentProvider Authorities:"); 21382 printedSomething = true; 21383 } 21384 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21385 pw.print(" "); pw.println(p.toString()); 21386 if (p.info != null && p.info.applicationInfo != null) { 21387 final String appInfo = p.info.applicationInfo.toString(); 21388 pw.print(" applicationInfo="); pw.println(appInfo); 21389 } 21390 } 21391 } 21392 21393 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21394 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21395 } 21396 21397 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21398 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21399 } 21400 21401 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21402 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21403 } 21404 21405 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21406 if (dumpState.onTitlePrinted()) pw.println(); 21407 pw.println("Package Changes:"); 21408 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21409 final int K = mChangedPackages.size(); 21410 for (int i = 0; i < K; i++) { 21411 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21412 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21413 final int N = changes.size(); 21414 if (N == 0) { 21415 pw.print(" "); pw.println("No packages changed"); 21416 } else { 21417 for (int j = 0; j < N; j++) { 21418 final String pkgName = changes.valueAt(j); 21419 final int sequenceNumber = changes.keyAt(j); 21420 pw.print(" "); 21421 pw.print("seq="); 21422 pw.print(sequenceNumber); 21423 pw.print(", package="); 21424 pw.println(pkgName); 21425 } 21426 } 21427 } 21428 } 21429 21430 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21431 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21432 } 21433 21434 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21435 // XXX should handle packageName != null by dumping only install data that 21436 // the given package is involved with. 21437 if (dumpState.onTitlePrinted()) pw.println(); 21438 21439 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120)) { 21440 ipw.println(); 21441 ipw.println("Frozen packages:"); 21442 ipw.increaseIndent(); 21443 if (mFrozenPackages.size() == 0) { 21444 ipw.println("(none)"); 21445 } else { 21446 for (int i = 0; i < mFrozenPackages.size(); i++) { 21447 ipw.println(mFrozenPackages.valueAt(i)); 21448 } 21449 } 21450 ipw.decreaseIndent(); 21451 } 21452 } 21453 21454 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21455 if (dumpState.onTitlePrinted()) pw.println(); 21456 21457 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120)) { 21458 ipw.println(); 21459 ipw.println("Loaded volumes:"); 21460 ipw.increaseIndent(); 21461 if (mLoadedVolumes.size() == 0) { 21462 ipw.println("(none)"); 21463 } else { 21464 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21465 ipw.println(mLoadedVolumes.valueAt(i)); 21466 } 21467 } 21468 ipw.decreaseIndent(); 21469 } 21470 } 21471 21472 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21473 && packageName == null) { 21474 if (dumpState.onTitlePrinted()) pw.println(); 21475 pw.println("Service permissions:"); 21476 21477 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21478 while (filterIterator.hasNext()) { 21479 final ServiceIntentInfo info = filterIterator.next(); 21480 final ServiceInfo serviceInfo = info.service.info; 21481 final String permission = serviceInfo.permission; 21482 if (permission != null) { 21483 pw.print(" "); 21484 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21485 pw.print(": "); 21486 pw.println(permission); 21487 } 21488 } 21489 } 21490 21491 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21492 if (dumpState.onTitlePrinted()) pw.println(); 21493 dumpDexoptStateLPr(pw, packageName); 21494 } 21495 21496 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21497 if (dumpState.onTitlePrinted()) pw.println(); 21498 dumpCompilerStatsLPr(pw, packageName); 21499 } 21500 21501 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21502 if (dumpState.onTitlePrinted()) pw.println(); 21503 mSettings.dumpReadMessagesLPr(pw, dumpState); 21504 21505 pw.println(); 21506 pw.println("Package warning messages:"); 21507 dumpCriticalInfo(pw, null); 21508 } 21509 21510 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21511 dumpCriticalInfo(pw, "msg,"); 21512 } 21513 } 21514 21515 // PackageInstaller should be called outside of mPackages lock 21516 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21517 // XXX should handle packageName != null by dumping only install data that 21518 // the given package is involved with. 21519 if (dumpState.onTitlePrinted()) pw.println(); 21520 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21521 } 21522 } 21523 21524 private void dumpProto(FileDescriptor fd) { 21525 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21526 21527 synchronized (mPackages) { 21528 final long requiredVerifierPackageToken = 21529 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21530 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21531 proto.write( 21532 PackageServiceDumpProto.PackageShortProto.UID, 21533 getPackageUid( 21534 mRequiredVerifierPackage, 21535 MATCH_DEBUG_TRIAGED_MISSING, 21536 UserHandle.USER_SYSTEM)); 21537 proto.end(requiredVerifierPackageToken); 21538 21539 if (mIntentFilterVerifierComponent != null) { 21540 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21541 final long verifierPackageToken = 21542 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21543 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21544 proto.write( 21545 PackageServiceDumpProto.PackageShortProto.UID, 21546 getPackageUid( 21547 verifierPackageName, 21548 MATCH_DEBUG_TRIAGED_MISSING, 21549 UserHandle.USER_SYSTEM)); 21550 proto.end(verifierPackageToken); 21551 } 21552 21553 dumpSharedLibrariesProto(proto); 21554 dumpFeaturesProto(proto); 21555 mSettings.dumpPackagesProto(proto); 21556 mSettings.dumpSharedUsersProto(proto); 21557 dumpCriticalInfo(proto); 21558 } 21559 proto.flush(); 21560 } 21561 21562 private void dumpFeaturesProto(ProtoOutputStream proto) { 21563 synchronized (mAvailableFeatures) { 21564 final int count = mAvailableFeatures.size(); 21565 for (int i = 0; i < count; i++) { 21566 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21567 } 21568 } 21569 } 21570 21571 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21572 final int count = mSharedLibraries.size(); 21573 for (int i = 0; i < count; i++) { 21574 final String libName = mSharedLibraries.keyAt(i); 21575 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21576 if (versionedLib == null) { 21577 continue; 21578 } 21579 final int versionCount = versionedLib.size(); 21580 for (int j = 0; j < versionCount; j++) { 21581 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21582 final long sharedLibraryToken = 21583 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21584 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21585 final boolean isJar = (libEntry.path != null); 21586 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21587 if (isJar) { 21588 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21589 } else { 21590 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21591 } 21592 proto.end(sharedLibraryToken); 21593 } 21594 } 21595 } 21596 21597 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21598 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ")) { 21599 ipw.println(); 21600 ipw.println("Dexopt state:"); 21601 ipw.increaseIndent(); 21602 Collection<PackageParser.Package> packages = null; 21603 if (packageName != null) { 21604 PackageParser.Package targetPackage = mPackages.get(packageName); 21605 if (targetPackage != null) { 21606 packages = Collections.singletonList(targetPackage); 21607 } else { 21608 ipw.println("Unable to find package: " + packageName); 21609 return; 21610 } 21611 } else { 21612 packages = mPackages.values(); 21613 } 21614 21615 for (PackageParser.Package pkg : packages) { 21616 ipw.println("[" + pkg.packageName + "]"); 21617 ipw.increaseIndent(); 21618 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21619 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21620 ipw.decreaseIndent(); 21621 } 21622 } 21623 } 21624 21625 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21626 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ")) { 21627 ipw.println(); 21628 ipw.println("Compiler stats:"); 21629 ipw.increaseIndent(); 21630 Collection<PackageParser.Package> packages = null; 21631 if (packageName != null) { 21632 PackageParser.Package targetPackage = mPackages.get(packageName); 21633 if (targetPackage != null) { 21634 packages = Collections.singletonList(targetPackage); 21635 } else { 21636 ipw.println("Unable to find package: " + packageName); 21637 return; 21638 } 21639 } else { 21640 packages = mPackages.values(); 21641 } 21642 21643 for (PackageParser.Package pkg : packages) { 21644 ipw.println("[" + pkg.packageName + "]"); 21645 ipw.increaseIndent(); 21646 21647 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21648 if (stats == null) { 21649 ipw.println("(No recorded stats)"); 21650 } else { 21651 stats.dump(ipw); 21652 } 21653 ipw.decreaseIndent(); 21654 } 21655 } 21656 } 21657 21658 private String dumpDomainString(String packageName) { 21659 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21660 .getList(); 21661 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21662 21663 ArraySet<String> result = new ArraySet<>(); 21664 if (iviList.size() > 0) { 21665 for (IntentFilterVerificationInfo ivi : iviList) { 21666 for (String host : ivi.getDomains()) { 21667 result.add(host); 21668 } 21669 } 21670 } 21671 if (filters != null && filters.size() > 0) { 21672 for (IntentFilter filter : filters) { 21673 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21674 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21675 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21676 result.addAll(filter.getHostsList()); 21677 } 21678 } 21679 } 21680 21681 StringBuilder sb = new StringBuilder(result.size() * 16); 21682 for (String domain : result) { 21683 if (sb.length() > 0) sb.append(" "); 21684 sb.append(domain); 21685 } 21686 return sb.toString(); 21687 } 21688 21689 // ------- apps on sdcard specific code ------- 21690 static final boolean DEBUG_SD_INSTALL = false; 21691 21692 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21693 21694 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21695 21696 private boolean mMediaMounted = false; 21697 21698 static String getEncryptKey() { 21699 try { 21700 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21701 SD_ENCRYPTION_KEYSTORE_NAME); 21702 if (sdEncKey == null) { 21703 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21704 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21705 if (sdEncKey == null) { 21706 Slog.e(TAG, "Failed to create encryption keys"); 21707 return null; 21708 } 21709 } 21710 return sdEncKey; 21711 } catch (NoSuchAlgorithmException nsae) { 21712 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21713 return null; 21714 } catch (IOException ioe) { 21715 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21716 return null; 21717 } 21718 } 21719 21720 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21721 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21722 final int size = infos.size(); 21723 final String[] packageNames = new String[size]; 21724 final int[] packageUids = new int[size]; 21725 for (int i = 0; i < size; i++) { 21726 final ApplicationInfo info = infos.get(i); 21727 packageNames[i] = info.packageName; 21728 packageUids[i] = info.uid; 21729 } 21730 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21731 finishedReceiver); 21732 } 21733 21734 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21735 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21736 sendResourcesChangedBroadcast(mediaStatus, replacing, 21737 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21738 } 21739 21740 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21741 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21742 int size = pkgList.length; 21743 if (size > 0) { 21744 // Send broadcasts here 21745 Bundle extras = new Bundle(); 21746 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21747 if (uidArr != null) { 21748 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21749 } 21750 if (replacing) { 21751 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21752 } 21753 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21754 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21755 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21756 } 21757 } 21758 21759 private void loadPrivatePackages(final VolumeInfo vol) { 21760 mHandler.post(new Runnable() { 21761 @Override 21762 public void run() { 21763 loadPrivatePackagesInner(vol); 21764 } 21765 }); 21766 } 21767 21768 private void loadPrivatePackagesInner(VolumeInfo vol) { 21769 final String volumeUuid = vol.fsUuid; 21770 if (TextUtils.isEmpty(volumeUuid)) { 21771 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21772 return; 21773 } 21774 21775 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21776 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21777 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21778 21779 final VersionInfo ver; 21780 final List<PackageSetting> packages; 21781 synchronized (mPackages) { 21782 ver = mSettings.findOrCreateVersion(volumeUuid); 21783 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21784 } 21785 21786 for (PackageSetting ps : packages) { 21787 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21788 synchronized (mInstallLock) { 21789 final PackageParser.Package pkg; 21790 try { 21791 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21792 loaded.add(pkg.applicationInfo); 21793 21794 } catch (PackageManagerException e) { 21795 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21796 } 21797 21798 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21799 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21800 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21801 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21802 } 21803 } 21804 } 21805 21806 // Reconcile app data for all started/unlocked users 21807 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21808 final UserManager um = mContext.getSystemService(UserManager.class); 21809 UserManagerInternal umInternal = getUserManagerInternal(); 21810 for (UserInfo user : um.getUsers()) { 21811 final int flags; 21812 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21813 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21814 } else if (umInternal.isUserRunning(user.id)) { 21815 flags = StorageManager.FLAG_STORAGE_DE; 21816 } else { 21817 continue; 21818 } 21819 21820 try { 21821 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21822 synchronized (mInstallLock) { 21823 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21824 } 21825 } catch (IllegalStateException e) { 21826 // Device was probably ejected, and we'll process that event momentarily 21827 Slog.w(TAG, "Failed to prepare storage: " + e); 21828 } 21829 } 21830 21831 synchronized (mPackages) { 21832 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21833 if (sdkUpdated) { 21834 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21835 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21836 } 21837 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21838 mPermissionCallback); 21839 21840 // Yay, everything is now upgraded 21841 ver.forceCurrent(); 21842 21843 mSettings.writeLPr(); 21844 } 21845 21846 for (PackageFreezer freezer : freezers) { 21847 freezer.close(); 21848 } 21849 21850 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21851 sendResourcesChangedBroadcast(true, false, loaded, null); 21852 mLoadedVolumes.add(vol.getId()); 21853 } 21854 21855 private void unloadPrivatePackages(final VolumeInfo vol) { 21856 mHandler.post(new Runnable() { 21857 @Override 21858 public void run() { 21859 unloadPrivatePackagesInner(vol); 21860 } 21861 }); 21862 } 21863 21864 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21865 final String volumeUuid = vol.fsUuid; 21866 if (TextUtils.isEmpty(volumeUuid)) { 21867 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21868 return; 21869 } 21870 21871 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21872 synchronized (mInstallLock) { 21873 synchronized (mPackages) { 21874 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21875 for (PackageSetting ps : packages) { 21876 if (ps.pkg == null) continue; 21877 21878 final ApplicationInfo info = ps.pkg.applicationInfo; 21879 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21880 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21881 21882 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21883 "unloadPrivatePackagesInner")) { 21884 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21885 false, null)) { 21886 unloaded.add(info); 21887 } else { 21888 Slog.w(TAG, "Failed to unload " + ps.codePath); 21889 } 21890 } 21891 21892 // Try very hard to release any references to this package 21893 // so we don't risk the system server being killed due to 21894 // open FDs 21895 AttributeCache.instance().removePackage(ps.name); 21896 } 21897 21898 mSettings.writeLPr(); 21899 } 21900 } 21901 21902 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21903 sendResourcesChangedBroadcast(false, false, unloaded, null); 21904 mLoadedVolumes.remove(vol.getId()); 21905 21906 // Try very hard to release any references to this path so we don't risk 21907 // the system server being killed due to open FDs 21908 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21909 21910 for (int i = 0; i < 3; i++) { 21911 System.gc(); 21912 System.runFinalization(); 21913 } 21914 } 21915 21916 private void assertPackageKnown(String volumeUuid, String packageName) 21917 throws PackageManagerException { 21918 synchronized (mPackages) { 21919 // Normalize package name to handle renamed packages 21920 packageName = normalizePackageNameLPr(packageName); 21921 21922 final PackageSetting ps = mSettings.mPackages.get(packageName); 21923 if (ps == null) { 21924 throw new PackageManagerException("Package " + packageName + " is unknown"); 21925 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21926 throw new PackageManagerException( 21927 "Package " + packageName + " found on unknown volume " + volumeUuid 21928 + "; expected volume " + ps.volumeUuid); 21929 } 21930 } 21931 } 21932 21933 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21934 throws PackageManagerException { 21935 synchronized (mPackages) { 21936 // Normalize package name to handle renamed packages 21937 packageName = normalizePackageNameLPr(packageName); 21938 21939 final PackageSetting ps = mSettings.mPackages.get(packageName); 21940 if (ps == null) { 21941 throw new PackageManagerException("Package " + packageName + " is unknown"); 21942 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21943 throw new PackageManagerException( 21944 "Package " + packageName + " found on unknown volume " + volumeUuid 21945 + "; expected volume " + ps.volumeUuid); 21946 } else if (!ps.getInstalled(userId)) { 21947 throw new PackageManagerException( 21948 "Package " + packageName + " not installed for user " + userId); 21949 } 21950 } 21951 } 21952 21953 private List<String> collectAbsoluteCodePaths() { 21954 synchronized (mPackages) { 21955 List<String> codePaths = new ArrayList<>(); 21956 final int packageCount = mSettings.mPackages.size(); 21957 for (int i = 0; i < packageCount; i++) { 21958 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21959 codePaths.add(ps.codePath.getAbsolutePath()); 21960 } 21961 return codePaths; 21962 } 21963 } 21964 21965 /** 21966 * Examine all apps present on given mounted volume, and destroy apps that 21967 * aren't expected, either due to uninstallation or reinstallation on 21968 * another volume. 21969 */ 21970 private void reconcileApps(String volumeUuid) { 21971 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21972 List<File> filesToDelete = null; 21973 21974 final File[] files = FileUtils.listFilesOrEmpty( 21975 Environment.getDataAppDirectory(volumeUuid)); 21976 for (File file : files) { 21977 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21978 && !PackageInstallerService.isStageName(file.getName()); 21979 if (!isPackage) { 21980 // Ignore entries which are not packages 21981 continue; 21982 } 21983 21984 String absolutePath = file.getAbsolutePath(); 21985 21986 boolean pathValid = false; 21987 final int absoluteCodePathCount = absoluteCodePaths.size(); 21988 for (int i = 0; i < absoluteCodePathCount; i++) { 21989 String absoluteCodePath = absoluteCodePaths.get(i); 21990 if (absolutePath.startsWith(absoluteCodePath)) { 21991 pathValid = true; 21992 break; 21993 } 21994 } 21995 21996 if (!pathValid) { 21997 if (filesToDelete == null) { 21998 filesToDelete = new ArrayList<>(); 21999 } 22000 filesToDelete.add(file); 22001 } 22002 } 22003 22004 if (filesToDelete != null) { 22005 final int fileToDeleteCount = filesToDelete.size(); 22006 for (int i = 0; i < fileToDeleteCount; i++) { 22007 File fileToDelete = filesToDelete.get(i); 22008 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22009 synchronized (mInstallLock) { 22010 removeCodePathLI(fileToDelete); 22011 } 22012 } 22013 } 22014 } 22015 22016 /** 22017 * Reconcile all app data for the given user. 22018 * <p> 22019 * Verifies that directories exist and that ownership and labeling is 22020 * correct for all installed apps on all mounted volumes. 22021 */ 22022 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22023 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22024 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22025 final String volumeUuid = vol.getFsUuid(); 22026 synchronized (mInstallLock) { 22027 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22028 } 22029 } 22030 } 22031 22032 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22033 boolean migrateAppData) { 22034 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22035 } 22036 22037 /** 22038 * Reconcile all app data on given mounted volume. 22039 * <p> 22040 * Destroys app data that isn't expected, either due to uninstallation or 22041 * reinstallation on another volume. 22042 * <p> 22043 * Verifies that directories exist and that ownership and labeling is 22044 * correct for all installed apps. 22045 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22046 */ 22047 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22048 boolean migrateAppData, boolean onlyCoreApps) { 22049 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22050 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22051 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22052 22053 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22054 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22055 22056 // First look for stale data that doesn't belong, and check if things 22057 // have changed since we did our last restorecon 22058 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22059 if (StorageManager.isFileEncryptedNativeOrEmulated() 22060 && !StorageManager.isUserKeyUnlocked(userId)) { 22061 throw new RuntimeException( 22062 "Yikes, someone asked us to reconcile CE storage while " + userId 22063 + " was still locked; this would have caused massive data loss!"); 22064 } 22065 22066 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22067 for (File file : files) { 22068 final String packageName = file.getName(); 22069 try { 22070 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22071 } catch (PackageManagerException e) { 22072 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22073 try { 22074 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22075 StorageManager.FLAG_STORAGE_CE, 0); 22076 } catch (InstallerException e2) { 22077 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22078 } 22079 } 22080 } 22081 } 22082 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22083 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22084 for (File file : files) { 22085 final String packageName = file.getName(); 22086 try { 22087 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22088 } catch (PackageManagerException e) { 22089 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22090 try { 22091 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22092 StorageManager.FLAG_STORAGE_DE, 0); 22093 } catch (InstallerException e2) { 22094 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22095 } 22096 } 22097 } 22098 } 22099 22100 // Ensure that data directories are ready to roll for all packages 22101 // installed for this volume and user 22102 final List<PackageSetting> packages; 22103 synchronized (mPackages) { 22104 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22105 } 22106 int preparedCount = 0; 22107 for (PackageSetting ps : packages) { 22108 final String packageName = ps.name; 22109 if (ps.pkg == null) { 22110 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22111 // TODO: might be due to legacy ASEC apps; we should circle back 22112 // and reconcile again once they're scanned 22113 continue; 22114 } 22115 // Skip non-core apps if requested 22116 if (onlyCoreApps && !ps.pkg.coreApp) { 22117 result.add(packageName); 22118 continue; 22119 } 22120 22121 if (ps.getInstalled(userId)) { 22122 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22123 preparedCount++; 22124 } 22125 } 22126 22127 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22128 return result; 22129 } 22130 22131 /** 22132 * Prepare app data for the given app just after it was installed or 22133 * upgraded. This method carefully only touches users that it's installed 22134 * for, and it forces a restorecon to handle any seinfo changes. 22135 * <p> 22136 * Verifies that directories exist and that ownership and labeling is 22137 * correct for all installed apps. If there is an ownership mismatch, it 22138 * will try recovering system apps by wiping data; third-party app data is 22139 * left intact. 22140 * <p> 22141 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22142 */ 22143 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22144 final PackageSetting ps; 22145 synchronized (mPackages) { 22146 ps = mSettings.mPackages.get(pkg.packageName); 22147 mSettings.writeKernelMappingLPr(ps); 22148 } 22149 22150 final UserManager um = mContext.getSystemService(UserManager.class); 22151 UserManagerInternal umInternal = getUserManagerInternal(); 22152 for (UserInfo user : um.getUsers()) { 22153 final int flags; 22154 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22155 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22156 } else if (umInternal.isUserRunning(user.id)) { 22157 flags = StorageManager.FLAG_STORAGE_DE; 22158 } else { 22159 continue; 22160 } 22161 22162 if (ps.getInstalled(user.id)) { 22163 // TODO: when user data is locked, mark that we're still dirty 22164 prepareAppDataLIF(pkg, user.id, flags); 22165 } 22166 } 22167 } 22168 22169 /** 22170 * Prepare app data for the given app. 22171 * <p> 22172 * Verifies that directories exist and that ownership and labeling is 22173 * correct for all installed apps. If there is an ownership mismatch, this 22174 * will try recovering system apps by wiping data; third-party app data is 22175 * left intact. 22176 */ 22177 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22178 if (pkg == null) { 22179 Slog.wtf(TAG, "Package was null!", new Throwable()); 22180 return; 22181 } 22182 prepareAppDataLeafLIF(pkg, userId, flags); 22183 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22184 for (int i = 0; i < childCount; i++) { 22185 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22186 } 22187 } 22188 22189 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22190 boolean maybeMigrateAppData) { 22191 prepareAppDataLIF(pkg, userId, flags); 22192 22193 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22194 // We may have just shuffled around app data directories, so 22195 // prepare them one more time 22196 prepareAppDataLIF(pkg, userId, flags); 22197 } 22198 } 22199 22200 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22201 if (DEBUG_APP_DATA) { 22202 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22203 + Integer.toHexString(flags)); 22204 } 22205 22206 final String volumeUuid = pkg.volumeUuid; 22207 final String packageName = pkg.packageName; 22208 final ApplicationInfo app = pkg.applicationInfo; 22209 final int appId = UserHandle.getAppId(app.uid); 22210 22211 Preconditions.checkNotNull(app.seInfo); 22212 22213 long ceDataInode = -1; 22214 try { 22215 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22216 appId, app.seInfo, app.targetSdkVersion); 22217 } catch (InstallerException e) { 22218 if (app.isSystemApp()) { 22219 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22220 + ", but trying to recover: " + e); 22221 destroyAppDataLeafLIF(pkg, userId, flags); 22222 try { 22223 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22224 appId, app.seInfo, app.targetSdkVersion); 22225 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22226 } catch (InstallerException e2) { 22227 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22228 } 22229 } else { 22230 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22231 } 22232 } 22233 // Prepare the application profiles. 22234 mArtManagerService.prepareAppProfiles(pkg, userId); 22235 22236 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22237 // TODO: mark this structure as dirty so we persist it! 22238 synchronized (mPackages) { 22239 final PackageSetting ps = mSettings.mPackages.get(packageName); 22240 if (ps != null) { 22241 ps.setCeDataInode(ceDataInode, userId); 22242 } 22243 } 22244 } 22245 22246 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22247 } 22248 22249 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22250 if (pkg == null) { 22251 Slog.wtf(TAG, "Package was null!", new Throwable()); 22252 return; 22253 } 22254 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22255 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22256 for (int i = 0; i < childCount; i++) { 22257 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22258 } 22259 } 22260 22261 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22262 final String volumeUuid = pkg.volumeUuid; 22263 final String packageName = pkg.packageName; 22264 final ApplicationInfo app = pkg.applicationInfo; 22265 22266 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22267 // Create a native library symlink only if we have native libraries 22268 // and if the native libraries are 32 bit libraries. We do not provide 22269 // this symlink for 64 bit libraries. 22270 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22271 final String nativeLibPath = app.nativeLibraryDir; 22272 try { 22273 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22274 nativeLibPath, userId); 22275 } catch (InstallerException e) { 22276 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22277 } 22278 } 22279 } 22280 } 22281 22282 /** 22283 * For system apps on non-FBE devices, this method migrates any existing 22284 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22285 * requested by the app. 22286 */ 22287 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22288 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22289 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22290 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22291 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22292 try { 22293 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22294 storageTarget); 22295 } catch (InstallerException e) { 22296 logCriticalInfo(Log.WARN, 22297 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22298 } 22299 return true; 22300 } else { 22301 return false; 22302 } 22303 } 22304 22305 public PackageFreezer freezePackage(String packageName, String killReason) { 22306 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22307 } 22308 22309 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22310 return new PackageFreezer(packageName, userId, killReason); 22311 } 22312 22313 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22314 String killReason) { 22315 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22316 } 22317 22318 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22319 String killReason) { 22320 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22321 return new PackageFreezer(); 22322 } else { 22323 return freezePackage(packageName, userId, killReason); 22324 } 22325 } 22326 22327 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22328 String killReason) { 22329 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22330 } 22331 22332 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22333 String killReason) { 22334 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22335 return new PackageFreezer(); 22336 } else { 22337 return freezePackage(packageName, userId, killReason); 22338 } 22339 } 22340 22341 /** 22342 * Class that freezes and kills the given package upon creation, and 22343 * unfreezes it upon closing. This is typically used when doing surgery on 22344 * app code/data to prevent the app from running while you're working. 22345 */ 22346 private class PackageFreezer implements AutoCloseable { 22347 private final String mPackageName; 22348 private final PackageFreezer[] mChildren; 22349 22350 private final boolean mWeFroze; 22351 22352 private final AtomicBoolean mClosed = new AtomicBoolean(); 22353 private final CloseGuard mCloseGuard = CloseGuard.get(); 22354 22355 /** 22356 * Create and return a stub freezer that doesn't actually do anything, 22357 * typically used when someone requested 22358 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22359 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22360 */ 22361 public PackageFreezer() { 22362 mPackageName = null; 22363 mChildren = null; 22364 mWeFroze = false; 22365 mCloseGuard.open("close"); 22366 } 22367 22368 public PackageFreezer(String packageName, int userId, String killReason) { 22369 synchronized (mPackages) { 22370 mPackageName = packageName; 22371 mWeFroze = mFrozenPackages.add(mPackageName); 22372 22373 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22374 if (ps != null) { 22375 killApplication(ps.name, ps.appId, userId, killReason); 22376 } 22377 22378 final PackageParser.Package p = mPackages.get(packageName); 22379 if (p != null && p.childPackages != null) { 22380 final int N = p.childPackages.size(); 22381 mChildren = new PackageFreezer[N]; 22382 for (int i = 0; i < N; i++) { 22383 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22384 userId, killReason); 22385 } 22386 } else { 22387 mChildren = null; 22388 } 22389 } 22390 mCloseGuard.open("close"); 22391 } 22392 22393 @Override 22394 protected void finalize() throws Throwable { 22395 try { 22396 if (mCloseGuard != null) { 22397 mCloseGuard.warnIfOpen(); 22398 } 22399 22400 close(); 22401 } finally { 22402 super.finalize(); 22403 } 22404 } 22405 22406 @Override 22407 public void close() { 22408 mCloseGuard.close(); 22409 if (mClosed.compareAndSet(false, true)) { 22410 synchronized (mPackages) { 22411 if (mWeFroze) { 22412 mFrozenPackages.remove(mPackageName); 22413 } 22414 22415 if (mChildren != null) { 22416 for (PackageFreezer freezer : mChildren) { 22417 freezer.close(); 22418 } 22419 } 22420 } 22421 } 22422 } 22423 } 22424 22425 /** 22426 * Verify that given package is currently frozen. 22427 */ 22428 private void checkPackageFrozen(String packageName) { 22429 synchronized (mPackages) { 22430 if (!mFrozenPackages.contains(packageName)) { 22431 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22432 } 22433 } 22434 } 22435 22436 @Override 22437 public int movePackage(final String packageName, final String volumeUuid) { 22438 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22439 22440 final int callingUid = Binder.getCallingUid(); 22441 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22442 final int moveId = mNextMoveId.getAndIncrement(); 22443 mHandler.post(new Runnable() { 22444 @Override 22445 public void run() { 22446 try { 22447 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22448 } catch (PackageManagerException e) { 22449 Slog.w(TAG, "Failed to move " + packageName, e); 22450 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22451 } 22452 } 22453 }); 22454 return moveId; 22455 } 22456 22457 private void movePackageInternal(final String packageName, final String volumeUuid, 22458 final int moveId, final int callingUid, UserHandle user) 22459 throws PackageManagerException { 22460 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22461 final PackageManager pm = mContext.getPackageManager(); 22462 22463 final boolean currentAsec; 22464 final String currentVolumeUuid; 22465 final File codeFile; 22466 final String installerPackageName; 22467 final String packageAbiOverride; 22468 final int appId; 22469 final String seinfo; 22470 final String label; 22471 final int targetSdkVersion; 22472 final PackageFreezer freezer; 22473 final int[] installedUserIds; 22474 22475 // reader 22476 synchronized (mPackages) { 22477 final PackageParser.Package pkg = mPackages.get(packageName); 22478 final PackageSetting ps = mSettings.mPackages.get(packageName); 22479 if (pkg == null 22480 || ps == null 22481 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22482 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22483 } 22484 if (pkg.applicationInfo.isSystemApp()) { 22485 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22486 "Cannot move system application"); 22487 } 22488 22489 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22490 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22491 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22492 if (isInternalStorage && !allow3rdPartyOnInternal) { 22493 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22494 "3rd party apps are not allowed on internal storage"); 22495 } 22496 22497 if (pkg.applicationInfo.isExternalAsec()) { 22498 currentAsec = true; 22499 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22500 } else if (pkg.applicationInfo.isForwardLocked()) { 22501 currentAsec = true; 22502 currentVolumeUuid = "forward_locked"; 22503 } else { 22504 currentAsec = false; 22505 currentVolumeUuid = ps.volumeUuid; 22506 22507 final File probe = new File(pkg.codePath); 22508 final File probeOat = new File(probe, "oat"); 22509 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22510 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22511 "Move only supported for modern cluster style installs"); 22512 } 22513 } 22514 22515 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22516 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22517 "Package already moved to " + volumeUuid); 22518 } 22519 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22520 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22521 "Device admin cannot be moved"); 22522 } 22523 22524 if (mFrozenPackages.contains(packageName)) { 22525 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22526 "Failed to move already frozen package"); 22527 } 22528 22529 codeFile = new File(pkg.codePath); 22530 installerPackageName = ps.installerPackageName; 22531 packageAbiOverride = ps.cpuAbiOverrideString; 22532 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22533 seinfo = pkg.applicationInfo.seInfo; 22534 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22535 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22536 freezer = freezePackage(packageName, "movePackageInternal"); 22537 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22538 } 22539 22540 final Bundle extras = new Bundle(); 22541 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22542 extras.putString(Intent.EXTRA_TITLE, label); 22543 mMoveCallbacks.notifyCreated(moveId, extras); 22544 22545 int installFlags; 22546 final boolean moveCompleteApp; 22547 final File measurePath; 22548 22549 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22550 installFlags = INSTALL_INTERNAL; 22551 moveCompleteApp = !currentAsec; 22552 measurePath = Environment.getDataAppDirectory(volumeUuid); 22553 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22554 installFlags = INSTALL_EXTERNAL; 22555 moveCompleteApp = false; 22556 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22557 } else { 22558 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22559 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22560 || !volume.isMountedWritable()) { 22561 freezer.close(); 22562 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22563 "Move location not mounted private volume"); 22564 } 22565 22566 Preconditions.checkState(!currentAsec); 22567 22568 installFlags = INSTALL_INTERNAL; 22569 moveCompleteApp = true; 22570 measurePath = Environment.getDataAppDirectory(volumeUuid); 22571 } 22572 22573 // If we're moving app data around, we need all the users unlocked 22574 if (moveCompleteApp) { 22575 for (int userId : installedUserIds) { 22576 if (StorageManager.isFileEncryptedNativeOrEmulated() 22577 && !StorageManager.isUserKeyUnlocked(userId)) { 22578 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22579 "User " + userId + " must be unlocked"); 22580 } 22581 } 22582 } 22583 22584 final PackageStats stats = new PackageStats(null, -1); 22585 synchronized (mInstaller) { 22586 for (int userId : installedUserIds) { 22587 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22588 freezer.close(); 22589 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22590 "Failed to measure package size"); 22591 } 22592 } 22593 } 22594 22595 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22596 + stats.dataSize); 22597 22598 final long startFreeBytes = measurePath.getUsableSpace(); 22599 final long sizeBytes; 22600 if (moveCompleteApp) { 22601 sizeBytes = stats.codeSize + stats.dataSize; 22602 } else { 22603 sizeBytes = stats.codeSize; 22604 } 22605 22606 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22607 freezer.close(); 22608 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22609 "Not enough free space to move"); 22610 } 22611 22612 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22613 22614 final CountDownLatch installedLatch = new CountDownLatch(1); 22615 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22616 @Override 22617 public void onUserActionRequired(Intent intent) throws RemoteException { 22618 throw new IllegalStateException(); 22619 } 22620 22621 @Override 22622 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22623 Bundle extras) throws RemoteException { 22624 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22625 + PackageManager.installStatusToString(returnCode, msg)); 22626 22627 installedLatch.countDown(); 22628 freezer.close(); 22629 22630 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22631 switch (status) { 22632 case PackageInstaller.STATUS_SUCCESS: 22633 mMoveCallbacks.notifyStatusChanged(moveId, 22634 PackageManager.MOVE_SUCCEEDED); 22635 break; 22636 case PackageInstaller.STATUS_FAILURE_STORAGE: 22637 mMoveCallbacks.notifyStatusChanged(moveId, 22638 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22639 break; 22640 default: 22641 mMoveCallbacks.notifyStatusChanged(moveId, 22642 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22643 break; 22644 } 22645 } 22646 }; 22647 22648 final MoveInfo move; 22649 if (moveCompleteApp) { 22650 // Kick off a thread to report progress estimates 22651 new Thread() { 22652 @Override 22653 public void run() { 22654 while (true) { 22655 try { 22656 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22657 break; 22658 } 22659 } catch (InterruptedException ignored) { 22660 } 22661 22662 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22663 final int progress = 10 + (int) MathUtils.constrain( 22664 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22665 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22666 } 22667 } 22668 }.start(); 22669 22670 final String dataAppName = codeFile.getName(); 22671 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22672 dataAppName, appId, seinfo, targetSdkVersion); 22673 } else { 22674 move = null; 22675 } 22676 22677 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22678 22679 final Message msg = mHandler.obtainMessage(INIT_COPY); 22680 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22681 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22682 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22683 packageAbiOverride, null /*grantedPermissions*/, 22684 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22685 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22686 msg.obj = params; 22687 22688 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22689 System.identityHashCode(msg.obj)); 22690 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22691 System.identityHashCode(msg.obj)); 22692 22693 mHandler.sendMessage(msg); 22694 } 22695 22696 @Override 22697 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22698 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22699 22700 final int realMoveId = mNextMoveId.getAndIncrement(); 22701 final Bundle extras = new Bundle(); 22702 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22703 mMoveCallbacks.notifyCreated(realMoveId, extras); 22704 22705 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22706 @Override 22707 public void onCreated(int moveId, Bundle extras) { 22708 // Ignored 22709 } 22710 22711 @Override 22712 public void onStatusChanged(int moveId, int status, long estMillis) { 22713 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22714 } 22715 }; 22716 22717 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22718 storage.setPrimaryStorageUuid(volumeUuid, callback); 22719 return realMoveId; 22720 } 22721 22722 @Override 22723 public int getMoveStatus(int moveId) { 22724 mContext.enforceCallingOrSelfPermission( 22725 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22726 return mMoveCallbacks.mLastStatus.get(moveId); 22727 } 22728 22729 @Override 22730 public void registerMoveCallback(IPackageMoveObserver callback) { 22731 mContext.enforceCallingOrSelfPermission( 22732 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22733 mMoveCallbacks.register(callback); 22734 } 22735 22736 @Override 22737 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22738 mContext.enforceCallingOrSelfPermission( 22739 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22740 mMoveCallbacks.unregister(callback); 22741 } 22742 22743 @Override 22744 public boolean setInstallLocation(int loc) { 22745 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22746 null); 22747 if (getInstallLocation() == loc) { 22748 return true; 22749 } 22750 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22751 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22752 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22753 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22754 return true; 22755 } 22756 return false; 22757 } 22758 22759 @Override 22760 public int getInstallLocation() { 22761 // allow instant app access 22762 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22763 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22764 PackageHelper.APP_INSTALL_AUTO); 22765 } 22766 22767 /** Called by UserManagerService */ 22768 void cleanUpUser(UserManagerService userManager, int userHandle) { 22769 synchronized (mPackages) { 22770 mDirtyUsers.remove(userHandle); 22771 mUserNeedsBadging.delete(userHandle); 22772 mSettings.removeUserLPw(userHandle); 22773 mPendingBroadcasts.remove(userHandle); 22774 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22775 removeUnusedPackagesLPw(userManager, userHandle); 22776 } 22777 } 22778 22779 /** 22780 * We're removing userHandle and would like to remove any downloaded packages 22781 * that are no longer in use by any other user. 22782 * @param userHandle the user being removed 22783 */ 22784 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22785 final boolean DEBUG_CLEAN_APKS = false; 22786 int [] users = userManager.getUserIds(); 22787 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22788 while (psit.hasNext()) { 22789 PackageSetting ps = psit.next(); 22790 if (ps.pkg == null) { 22791 continue; 22792 } 22793 final String packageName = ps.pkg.packageName; 22794 // Skip over if system app 22795 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22796 continue; 22797 } 22798 if (DEBUG_CLEAN_APKS) { 22799 Slog.i(TAG, "Checking package " + packageName); 22800 } 22801 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22802 if (keep) { 22803 if (DEBUG_CLEAN_APKS) { 22804 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22805 } 22806 } else { 22807 for (int i = 0; i < users.length; i++) { 22808 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22809 keep = true; 22810 if (DEBUG_CLEAN_APKS) { 22811 Slog.i(TAG, " Keeping package " + packageName + " for user " 22812 + users[i]); 22813 } 22814 break; 22815 } 22816 } 22817 } 22818 if (!keep) { 22819 if (DEBUG_CLEAN_APKS) { 22820 Slog.i(TAG, " Removing package " + packageName); 22821 } 22822 mHandler.post(new Runnable() { 22823 public void run() { 22824 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22825 userHandle, 0); 22826 } //end run 22827 }); 22828 } 22829 } 22830 } 22831 22832 /** Called by UserManagerService */ 22833 void createNewUser(int userId, String[] disallowedPackages) { 22834 synchronized (mInstallLock) { 22835 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22836 } 22837 synchronized (mPackages) { 22838 scheduleWritePackageRestrictionsLocked(userId); 22839 scheduleWritePackageListLocked(userId); 22840 applyFactoryDefaultBrowserLPw(userId); 22841 primeDomainVerificationsLPw(userId); 22842 } 22843 } 22844 22845 void onNewUserCreated(final int userId) { 22846 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22847 synchronized(mPackages) { 22848 // If permission review for legacy apps is required, we represent 22849 // dagerous permissions for such apps as always granted runtime 22850 // permissions to keep per user flag state whether review is needed. 22851 // Hence, if a new user is added we have to propagate dangerous 22852 // permission grants for these legacy apps. 22853 if (mSettings.mPermissions.mPermissionReviewRequired) { 22854// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22855 mPermissionManager.updateAllPermissions( 22856 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22857 mPermissionCallback); 22858 } 22859 } 22860 } 22861 22862 @Override 22863 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22864 mContext.enforceCallingOrSelfPermission( 22865 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22866 "Only package verification agents can read the verifier device identity"); 22867 22868 synchronized (mPackages) { 22869 return mSettings.getVerifierDeviceIdentityLPw(); 22870 } 22871 } 22872 22873 @Override 22874 public void setPermissionEnforced(String permission, boolean enforced) { 22875 // TODO: Now that we no longer change GID for storage, this should to away. 22876 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22877 "setPermissionEnforced"); 22878 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22879 synchronized (mPackages) { 22880 if (mSettings.mReadExternalStorageEnforced == null 22881 || mSettings.mReadExternalStorageEnforced != enforced) { 22882 mSettings.mReadExternalStorageEnforced = 22883 enforced ? Boolean.TRUE : Boolean.FALSE; 22884 mSettings.writeLPr(); 22885 } 22886 } 22887 // kill any non-foreground processes so we restart them and 22888 // grant/revoke the GID. 22889 final IActivityManager am = ActivityManager.getService(); 22890 if (am != null) { 22891 final long token = Binder.clearCallingIdentity(); 22892 try { 22893 am.killProcessesBelowForeground("setPermissionEnforcement"); 22894 } catch (RemoteException e) { 22895 } finally { 22896 Binder.restoreCallingIdentity(token); 22897 } 22898 } 22899 } else { 22900 throw new IllegalArgumentException("No selective enforcement for " + permission); 22901 } 22902 } 22903 22904 @Override 22905 @Deprecated 22906 public boolean isPermissionEnforced(String permission) { 22907 // allow instant applications 22908 return true; 22909 } 22910 22911 @Override 22912 public boolean isStorageLow() { 22913 // allow instant applications 22914 final long token = Binder.clearCallingIdentity(); 22915 try { 22916 final DeviceStorageMonitorInternal 22917 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22918 if (dsm != null) { 22919 return dsm.isMemoryLow(); 22920 } else { 22921 return false; 22922 } 22923 } finally { 22924 Binder.restoreCallingIdentity(token); 22925 } 22926 } 22927 22928 @Override 22929 public IPackageInstaller getPackageInstaller() { 22930 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22931 return null; 22932 } 22933 return mInstallerService; 22934 } 22935 22936 @Override 22937 public IArtManager getArtManager() { 22938 return mArtManagerService; 22939 } 22940 22941 private boolean userNeedsBadging(int userId) { 22942 int index = mUserNeedsBadging.indexOfKey(userId); 22943 if (index < 0) { 22944 final UserInfo userInfo; 22945 final long token = Binder.clearCallingIdentity(); 22946 try { 22947 userInfo = sUserManager.getUserInfo(userId); 22948 } finally { 22949 Binder.restoreCallingIdentity(token); 22950 } 22951 final boolean b; 22952 if (userInfo != null && userInfo.isManagedProfile()) { 22953 b = true; 22954 } else { 22955 b = false; 22956 } 22957 mUserNeedsBadging.put(userId, b); 22958 return b; 22959 } 22960 return mUserNeedsBadging.valueAt(index); 22961 } 22962 22963 @Override 22964 public KeySet getKeySetByAlias(String packageName, String alias) { 22965 if (packageName == null || alias == null) { 22966 return null; 22967 } 22968 synchronized(mPackages) { 22969 final PackageParser.Package pkg = mPackages.get(packageName); 22970 if (pkg == null) { 22971 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22972 throw new IllegalArgumentException("Unknown package: " + packageName); 22973 } 22974 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22975 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 22976 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 22977 throw new IllegalArgumentException("Unknown package: " + packageName); 22978 } 22979 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22980 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22981 } 22982 } 22983 22984 @Override 22985 public KeySet getSigningKeySet(String packageName) { 22986 if (packageName == null) { 22987 return null; 22988 } 22989 synchronized(mPackages) { 22990 final int callingUid = Binder.getCallingUid(); 22991 final int callingUserId = UserHandle.getUserId(callingUid); 22992 final PackageParser.Package pkg = mPackages.get(packageName); 22993 if (pkg == null) { 22994 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22995 throw new IllegalArgumentException("Unknown package: " + packageName); 22996 } 22997 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22998 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 22999 // filter and pretend the package doesn't exist 23000 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23001 + ", uid:" + callingUid); 23002 throw new IllegalArgumentException("Unknown package: " + packageName); 23003 } 23004 if (pkg.applicationInfo.uid != callingUid 23005 && Process.SYSTEM_UID != callingUid) { 23006 throw new SecurityException("May not access signing KeySet of other apps."); 23007 } 23008 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23009 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23010 } 23011 } 23012 23013 @Override 23014 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23015 final int callingUid = Binder.getCallingUid(); 23016 if (getInstantAppPackageName(callingUid) != null) { 23017 return false; 23018 } 23019 if (packageName == null || ks == null) { 23020 return false; 23021 } 23022 synchronized(mPackages) { 23023 final PackageParser.Package pkg = mPackages.get(packageName); 23024 if (pkg == null 23025 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23026 UserHandle.getUserId(callingUid))) { 23027 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23028 throw new IllegalArgumentException("Unknown package: " + packageName); 23029 } 23030 IBinder ksh = ks.getToken(); 23031 if (ksh instanceof KeySetHandle) { 23032 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23033 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23034 } 23035 return false; 23036 } 23037 } 23038 23039 @Override 23040 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23041 final int callingUid = Binder.getCallingUid(); 23042 if (getInstantAppPackageName(callingUid) != null) { 23043 return false; 23044 } 23045 if (packageName == null || ks == null) { 23046 return false; 23047 } 23048 synchronized(mPackages) { 23049 final PackageParser.Package pkg = mPackages.get(packageName); 23050 if (pkg == null 23051 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23052 UserHandle.getUserId(callingUid))) { 23053 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23054 throw new IllegalArgumentException("Unknown package: " + packageName); 23055 } 23056 IBinder ksh = ks.getToken(); 23057 if (ksh instanceof KeySetHandle) { 23058 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23059 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23060 } 23061 return false; 23062 } 23063 } 23064 23065 private void deletePackageIfUnusedLPr(final String packageName) { 23066 PackageSetting ps = mSettings.mPackages.get(packageName); 23067 if (ps == null) { 23068 return; 23069 } 23070 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23071 // TODO Implement atomic delete if package is unused 23072 // It is currently possible that the package will be deleted even if it is installed 23073 // after this method returns. 23074 mHandler.post(new Runnable() { 23075 public void run() { 23076 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23077 0, PackageManager.DELETE_ALL_USERS); 23078 } 23079 }); 23080 } 23081 } 23082 23083 /** 23084 * Check and throw if the given before/after packages would be considered a 23085 * downgrade. 23086 */ 23087 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23088 throws PackageManagerException { 23089 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23090 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23091 "Update version code " + after.versionCode + " is older than current " 23092 + before.getLongVersionCode()); 23093 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23094 if (after.baseRevisionCode < before.baseRevisionCode) { 23095 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23096 "Update base revision code " + after.baseRevisionCode 23097 + " is older than current " + before.baseRevisionCode); 23098 } 23099 23100 if (!ArrayUtils.isEmpty(after.splitNames)) { 23101 for (int i = 0; i < after.splitNames.length; i++) { 23102 final String splitName = after.splitNames[i]; 23103 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23104 if (j != -1) { 23105 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23106 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23107 "Update split " + splitName + " revision code " 23108 + after.splitRevisionCodes[i] + " is older than current " 23109 + before.splitRevisionCodes[j]); 23110 } 23111 } 23112 } 23113 } 23114 } 23115 } 23116 23117 private static class MoveCallbacks extends Handler { 23118 private static final int MSG_CREATED = 1; 23119 private static final int MSG_STATUS_CHANGED = 2; 23120 23121 private final RemoteCallbackList<IPackageMoveObserver> 23122 mCallbacks = new RemoteCallbackList<>(); 23123 23124 private final SparseIntArray mLastStatus = new SparseIntArray(); 23125 23126 public MoveCallbacks(Looper looper) { 23127 super(looper); 23128 } 23129 23130 public void register(IPackageMoveObserver callback) { 23131 mCallbacks.register(callback); 23132 } 23133 23134 public void unregister(IPackageMoveObserver callback) { 23135 mCallbacks.unregister(callback); 23136 } 23137 23138 @Override 23139 public void handleMessage(Message msg) { 23140 final SomeArgs args = (SomeArgs) msg.obj; 23141 final int n = mCallbacks.beginBroadcast(); 23142 for (int i = 0; i < n; i++) { 23143 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23144 try { 23145 invokeCallback(callback, msg.what, args); 23146 } catch (RemoteException ignored) { 23147 } 23148 } 23149 mCallbacks.finishBroadcast(); 23150 args.recycle(); 23151 } 23152 23153 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23154 throws RemoteException { 23155 switch (what) { 23156 case MSG_CREATED: { 23157 callback.onCreated(args.argi1, (Bundle) args.arg2); 23158 break; 23159 } 23160 case MSG_STATUS_CHANGED: { 23161 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23162 break; 23163 } 23164 } 23165 } 23166 23167 private void notifyCreated(int moveId, Bundle extras) { 23168 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23169 23170 final SomeArgs args = SomeArgs.obtain(); 23171 args.argi1 = moveId; 23172 args.arg2 = extras; 23173 obtainMessage(MSG_CREATED, args).sendToTarget(); 23174 } 23175 23176 private void notifyStatusChanged(int moveId, int status) { 23177 notifyStatusChanged(moveId, status, -1); 23178 } 23179 23180 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23181 Slog.v(TAG, "Move " + moveId + " status " + status); 23182 23183 final SomeArgs args = SomeArgs.obtain(); 23184 args.argi1 = moveId; 23185 args.argi2 = status; 23186 args.arg3 = estMillis; 23187 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23188 23189 synchronized (mLastStatus) { 23190 mLastStatus.put(moveId, status); 23191 } 23192 } 23193 } 23194 23195 private final static class OnPermissionChangeListeners extends Handler { 23196 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23197 23198 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23199 new RemoteCallbackList<>(); 23200 23201 public OnPermissionChangeListeners(Looper looper) { 23202 super(looper); 23203 } 23204 23205 @Override 23206 public void handleMessage(Message msg) { 23207 switch (msg.what) { 23208 case MSG_ON_PERMISSIONS_CHANGED: { 23209 final int uid = msg.arg1; 23210 handleOnPermissionsChanged(uid); 23211 } break; 23212 } 23213 } 23214 23215 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23216 mPermissionListeners.register(listener); 23217 23218 } 23219 23220 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23221 mPermissionListeners.unregister(listener); 23222 } 23223 23224 public void onPermissionsChanged(int uid) { 23225 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23226 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23227 } 23228 } 23229 23230 private void handleOnPermissionsChanged(int uid) { 23231 final int count = mPermissionListeners.beginBroadcast(); 23232 try { 23233 for (int i = 0; i < count; i++) { 23234 IOnPermissionsChangeListener callback = mPermissionListeners 23235 .getBroadcastItem(i); 23236 try { 23237 callback.onPermissionsChanged(uid); 23238 } catch (RemoteException e) { 23239 Log.e(TAG, "Permission listener is dead", e); 23240 } 23241 } 23242 } finally { 23243 mPermissionListeners.finishBroadcast(); 23244 } 23245 } 23246 } 23247 23248 private class PackageManagerNative extends IPackageManagerNative.Stub { 23249 @Override 23250 public String[] getNamesForUids(int[] uids) throws RemoteException { 23251 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23252 // massage results so they can be parsed by the native binder 23253 for (int i = results.length - 1; i >= 0; --i) { 23254 if (results[i] == null) { 23255 results[i] = ""; 23256 } 23257 } 23258 return results; 23259 } 23260 23261 // NB: this differentiates between preloads and sideloads 23262 @Override 23263 public String getInstallerForPackage(String packageName) throws RemoteException { 23264 final String installerName = getInstallerPackageName(packageName); 23265 if (!TextUtils.isEmpty(installerName)) { 23266 return installerName; 23267 } 23268 // differentiate between preload and sideload 23269 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23270 ApplicationInfo appInfo = getApplicationInfo(packageName, 23271 /*flags*/ 0, 23272 /*userId*/ callingUser); 23273 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23274 return "preload"; 23275 } 23276 return ""; 23277 } 23278 23279 @Override 23280 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23281 try { 23282 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23283 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23284 if (pInfo != null) { 23285 return pInfo.getLongVersionCode(); 23286 } 23287 } catch (Exception e) { 23288 } 23289 return 0; 23290 } 23291 } 23292 23293 private class PackageManagerInternalImpl extends PackageManagerInternal { 23294 @Override 23295 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23296 int flagValues, int userId) { 23297 PackageManagerService.this.updatePermissionFlags( 23298 permName, packageName, flagMask, flagValues, userId); 23299 } 23300 23301 @Override 23302 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23303 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23304 } 23305 23306 @Override 23307 public boolean isInstantApp(String packageName, int userId) { 23308 return PackageManagerService.this.isInstantApp(packageName, userId); 23309 } 23310 23311 @Override 23312 public String getInstantAppPackageName(int uid) { 23313 return PackageManagerService.this.getInstantAppPackageName(uid); 23314 } 23315 23316 @Override 23317 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23318 synchronized (mPackages) { 23319 return PackageManagerService.this.filterAppAccessLPr( 23320 (PackageSetting) pkg.mExtras, callingUid, userId); 23321 } 23322 } 23323 23324 @Override 23325 public PackageParser.Package getPackage(String packageName) { 23326 synchronized (mPackages) { 23327 packageName = resolveInternalPackageNameLPr( 23328 packageName, PackageManager.VERSION_CODE_HIGHEST); 23329 return mPackages.get(packageName); 23330 } 23331 } 23332 23333 @Override 23334 public PackageList getPackageList(PackageListObserver observer) { 23335 synchronized (mPackages) { 23336 final int N = mPackages.size(); 23337 final ArrayList<String> list = new ArrayList<>(N); 23338 for (int i = 0; i < N; i++) { 23339 list.add(mPackages.keyAt(i)); 23340 } 23341 final PackageList packageList = new PackageList(list, observer); 23342 if (observer != null) { 23343 mPackageListObservers.add(packageList); 23344 } 23345 return packageList; 23346 } 23347 } 23348 23349 @Override 23350 public void removePackageListObserver(PackageListObserver observer) { 23351 synchronized (mPackages) { 23352 mPackageListObservers.remove(observer); 23353 } 23354 } 23355 23356 @Override 23357 public PackageParser.Package getDisabledPackage(String packageName) { 23358 synchronized (mPackages) { 23359 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23360 return (ps != null) ? ps.pkg : null; 23361 } 23362 } 23363 23364 @Override 23365 public String getKnownPackageName(int knownPackage, int userId) { 23366 switch(knownPackage) { 23367 case PackageManagerInternal.PACKAGE_BROWSER: 23368 return getDefaultBrowserPackageName(userId); 23369 case PackageManagerInternal.PACKAGE_INSTALLER: 23370 return mRequiredInstallerPackage; 23371 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23372 return mSetupWizardPackage; 23373 case PackageManagerInternal.PACKAGE_SYSTEM: 23374 return "android"; 23375 case PackageManagerInternal.PACKAGE_VERIFIER: 23376 return mRequiredVerifierPackage; 23377 } 23378 return null; 23379 } 23380 23381 @Override 23382 public boolean isResolveActivityComponent(ComponentInfo component) { 23383 return mResolveActivity.packageName.equals(component.packageName) 23384 && mResolveActivity.name.equals(component.name); 23385 } 23386 23387 @Override 23388 public void setLocationPackagesProvider(PackagesProvider provider) { 23389 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23390 } 23391 23392 @Override 23393 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23394 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23395 } 23396 23397 @Override 23398 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23399 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23400 } 23401 23402 @Override 23403 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23404 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23405 } 23406 23407 @Override 23408 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23409 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23410 } 23411 23412 @Override 23413 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23414 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23415 } 23416 23417 @Override 23418 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23419 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23420 } 23421 23422 @Override 23423 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23424 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23425 } 23426 23427 @Override 23428 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23429 synchronized (mPackages) { 23430 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23431 } 23432 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23433 } 23434 23435 @Override 23436 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23437 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23438 packageName, userId); 23439 } 23440 23441 @Override 23442 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23443 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23444 packageName, userId); 23445 } 23446 23447 @Override 23448 public void setKeepUninstalledPackages(final List<String> packageList) { 23449 Preconditions.checkNotNull(packageList); 23450 List<String> removedFromList = null; 23451 synchronized (mPackages) { 23452 if (mKeepUninstalledPackages != null) { 23453 final int packagesCount = mKeepUninstalledPackages.size(); 23454 for (int i = 0; i < packagesCount; i++) { 23455 String oldPackage = mKeepUninstalledPackages.get(i); 23456 if (packageList != null && packageList.contains(oldPackage)) { 23457 continue; 23458 } 23459 if (removedFromList == null) { 23460 removedFromList = new ArrayList<>(); 23461 } 23462 removedFromList.add(oldPackage); 23463 } 23464 } 23465 mKeepUninstalledPackages = new ArrayList<>(packageList); 23466 if (removedFromList != null) { 23467 final int removedCount = removedFromList.size(); 23468 for (int i = 0; i < removedCount; i++) { 23469 deletePackageIfUnusedLPr(removedFromList.get(i)); 23470 } 23471 } 23472 } 23473 } 23474 23475 @Override 23476 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23477 synchronized (mPackages) { 23478 return mPermissionManager.isPermissionsReviewRequired( 23479 mPackages.get(packageName), userId); 23480 } 23481 } 23482 23483 @Override 23484 public PackageInfo getPackageInfo( 23485 String packageName, int flags, int filterCallingUid, int userId) { 23486 return PackageManagerService.this 23487 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23488 flags, filterCallingUid, userId); 23489 } 23490 23491 @Override 23492 public int getPackageUid(String packageName, int flags, int userId) { 23493 return PackageManagerService.this 23494 .getPackageUid(packageName, flags, userId); 23495 } 23496 23497 @Override 23498 public ApplicationInfo getApplicationInfo( 23499 String packageName, int flags, int filterCallingUid, int userId) { 23500 return PackageManagerService.this 23501 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23502 } 23503 23504 @Override 23505 public ActivityInfo getActivityInfo( 23506 ComponentName component, int flags, int filterCallingUid, int userId) { 23507 return PackageManagerService.this 23508 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23509 } 23510 23511 @Override 23512 public List<ResolveInfo> queryIntentActivities( 23513 Intent intent, int flags, int filterCallingUid, int userId) { 23514 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23515 return PackageManagerService.this 23516 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23517 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23518 } 23519 23520 @Override 23521 public List<ResolveInfo> queryIntentServices( 23522 Intent intent, int flags, int callingUid, int userId) { 23523 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23524 return PackageManagerService.this 23525 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23526 false); 23527 } 23528 23529 @Override 23530 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23531 int userId) { 23532 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23533 } 23534 23535 @Override 23536 public void setDeviceAndProfileOwnerPackages( 23537 int deviceOwnerUserId, String deviceOwnerPackage, 23538 SparseArray<String> profileOwnerPackages) { 23539 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23540 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23541 } 23542 23543 @Override 23544 public boolean isPackageDataProtected(int userId, String packageName) { 23545 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23546 } 23547 23548 @Override 23549 public boolean isPackageEphemeral(int userId, String packageName) { 23550 synchronized (mPackages) { 23551 final PackageSetting ps = mSettings.mPackages.get(packageName); 23552 return ps != null ? ps.getInstantApp(userId) : false; 23553 } 23554 } 23555 23556 @Override 23557 public boolean wasPackageEverLaunched(String packageName, int userId) { 23558 synchronized (mPackages) { 23559 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23560 } 23561 } 23562 23563 @Override 23564 public void grantRuntimePermission(String packageName, String permName, int userId, 23565 boolean overridePolicy) { 23566 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23567 permName, packageName, overridePolicy, getCallingUid(), userId, 23568 mPermissionCallback); 23569 } 23570 23571 @Override 23572 public void revokeRuntimePermission(String packageName, String permName, int userId, 23573 boolean overridePolicy) { 23574 mPermissionManager.revokeRuntimePermission( 23575 permName, packageName, overridePolicy, getCallingUid(), userId, 23576 mPermissionCallback); 23577 } 23578 23579 @Override 23580 public String getNameForUid(int uid) { 23581 return PackageManagerService.this.getNameForUid(uid); 23582 } 23583 23584 @Override 23585 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23586 Intent origIntent, String resolvedType, String callingPackage, 23587 Bundle verificationBundle, int userId) { 23588 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23589 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23590 userId); 23591 } 23592 23593 @Override 23594 public void grantEphemeralAccess(int userId, Intent intent, 23595 int targetAppId, int ephemeralAppId) { 23596 synchronized (mPackages) { 23597 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23598 targetAppId, ephemeralAppId); 23599 } 23600 } 23601 23602 @Override 23603 public boolean isInstantAppInstallerComponent(ComponentName component) { 23604 synchronized (mPackages) { 23605 return mInstantAppInstallerActivity != null 23606 && mInstantAppInstallerActivity.getComponentName().equals(component); 23607 } 23608 } 23609 23610 @Override 23611 public void pruneInstantApps() { 23612 mInstantAppRegistry.pruneInstantApps(); 23613 } 23614 23615 @Override 23616 public String getSetupWizardPackageName() { 23617 return mSetupWizardPackage; 23618 } 23619 23620 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23621 if (policy != null) { 23622 mExternalSourcesPolicy = policy; 23623 } 23624 } 23625 23626 @Override 23627 public boolean isPackagePersistent(String packageName) { 23628 synchronized (mPackages) { 23629 PackageParser.Package pkg = mPackages.get(packageName); 23630 return pkg != null 23631 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23632 | ApplicationInfo.FLAG_PERSISTENT)) == 23633 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23634 : false; 23635 } 23636 } 23637 23638 @Override 23639 public boolean isLegacySystemApp(Package pkg) { 23640 synchronized (mPackages) { 23641 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23642 return mPromoteSystemApps 23643 && ps.isSystem() 23644 && mExistingSystemPackages.contains(ps.name); 23645 } 23646 } 23647 23648 @Override 23649 public List<PackageInfo> getOverlayPackages(int userId) { 23650 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23651 synchronized (mPackages) { 23652 for (PackageParser.Package p : mPackages.values()) { 23653 if (p.mOverlayTarget != null) { 23654 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23655 if (pkg != null) { 23656 overlayPackages.add(pkg); 23657 } 23658 } 23659 } 23660 } 23661 return overlayPackages; 23662 } 23663 23664 @Override 23665 public List<String> getTargetPackageNames(int userId) { 23666 List<String> targetPackages = new ArrayList<>(); 23667 synchronized (mPackages) { 23668 for (PackageParser.Package p : mPackages.values()) { 23669 if (p.mOverlayTarget == null) { 23670 targetPackages.add(p.packageName); 23671 } 23672 } 23673 } 23674 return targetPackages; 23675 } 23676 23677 @Override 23678 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23679 @Nullable List<String> overlayPackageNames) { 23680 synchronized (mPackages) { 23681 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23682 Slog.e(TAG, "failed to find package " + targetPackageName); 23683 return false; 23684 } 23685 ArrayList<String> overlayPaths = null; 23686 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23687 final int N = overlayPackageNames.size(); 23688 overlayPaths = new ArrayList<>(N); 23689 for (int i = 0; i < N; i++) { 23690 final String packageName = overlayPackageNames.get(i); 23691 final PackageParser.Package pkg = mPackages.get(packageName); 23692 if (pkg == null) { 23693 Slog.e(TAG, "failed to find package " + packageName); 23694 return false; 23695 } 23696 overlayPaths.add(pkg.baseCodePath); 23697 } 23698 } 23699 23700 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23701 ps.setOverlayPaths(overlayPaths, userId); 23702 return true; 23703 } 23704 } 23705 23706 @Override 23707 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23708 int flags, int userId, boolean resolveForStart) { 23709 return resolveIntentInternal( 23710 intent, resolvedType, flags, userId, resolveForStart); 23711 } 23712 23713 @Override 23714 public ResolveInfo resolveService(Intent intent, String resolvedType, 23715 int flags, int userId, int callingUid) { 23716 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23717 } 23718 23719 @Override 23720 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23721 return PackageManagerService.this.resolveContentProviderInternal( 23722 name, flags, userId); 23723 } 23724 23725 @Override 23726 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23727 synchronized (mPackages) { 23728 mIsolatedOwners.put(isolatedUid, ownerUid); 23729 } 23730 } 23731 23732 @Override 23733 public void removeIsolatedUid(int isolatedUid) { 23734 synchronized (mPackages) { 23735 mIsolatedOwners.delete(isolatedUid); 23736 } 23737 } 23738 23739 @Override 23740 public int getUidTargetSdkVersion(int uid) { 23741 synchronized (mPackages) { 23742 return getUidTargetSdkVersionLockedLPr(uid); 23743 } 23744 } 23745 23746 @Override 23747 public int getPackageTargetSdkVersion(String packageName) { 23748 synchronized (mPackages) { 23749 return getPackageTargetSdkVersionLockedLPr(packageName); 23750 } 23751 } 23752 23753 @Override 23754 public boolean canAccessInstantApps(int callingUid, int userId) { 23755 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23756 } 23757 23758 @Override 23759 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23760 synchronized (mPackages) { 23761 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23762 } 23763 } 23764 23765 @Override 23766 public void notifyPackageUse(String packageName, int reason) { 23767 synchronized (mPackages) { 23768 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23769 } 23770 } 23771 } 23772 23773 @Override 23774 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23775 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23776 synchronized (mPackages) { 23777 final long identity = Binder.clearCallingIdentity(); 23778 try { 23779 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23780 packageNames, userId); 23781 } finally { 23782 Binder.restoreCallingIdentity(identity); 23783 } 23784 } 23785 } 23786 23787 @Override 23788 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23789 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23790 synchronized (mPackages) { 23791 final long identity = Binder.clearCallingIdentity(); 23792 try { 23793 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23794 packageNames, userId); 23795 } finally { 23796 Binder.restoreCallingIdentity(identity); 23797 } 23798 } 23799 } 23800 23801 private static void enforceSystemOrPhoneCaller(String tag) { 23802 int callingUid = Binder.getCallingUid(); 23803 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23804 throw new SecurityException( 23805 "Cannot call " + tag + " from UID " + callingUid); 23806 } 23807 } 23808 23809 boolean isHistoricalPackageUsageAvailable() { 23810 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23811 } 23812 23813 /** 23814 * Return a <b>copy</b> of the collection of packages known to the package manager. 23815 * @return A copy of the values of mPackages. 23816 */ 23817 Collection<PackageParser.Package> getPackages() { 23818 synchronized (mPackages) { 23819 return new ArrayList<>(mPackages.values()); 23820 } 23821 } 23822 23823 /** 23824 * Logs process start information (including base APK hash) to the security log. 23825 * @hide 23826 */ 23827 @Override 23828 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23829 String apkFile, int pid) { 23830 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23831 return; 23832 } 23833 if (!SecurityLog.isLoggingEnabled()) { 23834 return; 23835 } 23836 Bundle data = new Bundle(); 23837 data.putLong("startTimestamp", System.currentTimeMillis()); 23838 data.putString("processName", processName); 23839 data.putInt("uid", uid); 23840 data.putString("seinfo", seinfo); 23841 data.putString("apkFile", apkFile); 23842 data.putInt("pid", pid); 23843 Message msg = mProcessLoggingHandler.obtainMessage( 23844 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23845 msg.setData(data); 23846 mProcessLoggingHandler.sendMessage(msg); 23847 } 23848 23849 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23850 return mCompilerStats.getPackageStats(pkgName); 23851 } 23852 23853 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23854 return getOrCreateCompilerPackageStats(pkg.packageName); 23855 } 23856 23857 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23858 return mCompilerStats.getOrCreatePackageStats(pkgName); 23859 } 23860 23861 public void deleteCompilerPackageStats(String pkgName) { 23862 mCompilerStats.deletePackageStats(pkgName); 23863 } 23864 23865 @Override 23866 public int getInstallReason(String packageName, int userId) { 23867 final int callingUid = Binder.getCallingUid(); 23868 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23869 true /* requireFullPermission */, false /* checkShell */, 23870 "get install reason"); 23871 synchronized (mPackages) { 23872 final PackageSetting ps = mSettings.mPackages.get(packageName); 23873 if (filterAppAccessLPr(ps, callingUid, userId)) { 23874 return PackageManager.INSTALL_REASON_UNKNOWN; 23875 } 23876 if (ps != null) { 23877 return ps.getInstallReason(userId); 23878 } 23879 } 23880 return PackageManager.INSTALL_REASON_UNKNOWN; 23881 } 23882 23883 @Override 23884 public boolean canRequestPackageInstalls(String packageName, int userId) { 23885 return canRequestPackageInstallsInternal(packageName, 0, userId, 23886 true /* throwIfPermNotDeclared*/); 23887 } 23888 23889 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23890 boolean throwIfPermNotDeclared) { 23891 int callingUid = Binder.getCallingUid(); 23892 int uid = getPackageUid(packageName, 0, userId); 23893 if (callingUid != uid && callingUid != Process.ROOT_UID 23894 && callingUid != Process.SYSTEM_UID) { 23895 throw new SecurityException( 23896 "Caller uid " + callingUid + " does not own package " + packageName); 23897 } 23898 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23899 if (info == null) { 23900 return false; 23901 } 23902 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23903 return false; 23904 } 23905 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23906 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23907 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23908 if (throwIfPermNotDeclared) { 23909 throw new SecurityException("Need to declare " + appOpPermission 23910 + " to call this api"); 23911 } else { 23912 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23913 return false; 23914 } 23915 } 23916 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23917 return false; 23918 } 23919 if (mExternalSourcesPolicy != null) { 23920 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23921 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23922 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23923 } 23924 } 23925 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23926 } 23927 23928 @Override 23929 public ComponentName getInstantAppResolverSettingsComponent() { 23930 return mInstantAppResolverSettingsComponent; 23931 } 23932 23933 @Override 23934 public ComponentName getInstantAppInstallerComponent() { 23935 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23936 return null; 23937 } 23938 return mInstantAppInstallerActivity == null 23939 ? null : mInstantAppInstallerActivity.getComponentName(); 23940 } 23941 23942 @Override 23943 public String getInstantAppAndroidId(String packageName, int userId) { 23944 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23945 "getInstantAppAndroidId"); 23946 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 23947 true /* requireFullPermission */, false /* checkShell */, 23948 "getInstantAppAndroidId"); 23949 // Make sure the target is an Instant App. 23950 if (!isInstantApp(packageName, userId)) { 23951 return null; 23952 } 23953 synchronized (mPackages) { 23954 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23955 } 23956 } 23957 23958 boolean canHaveOatDir(String packageName) { 23959 synchronized (mPackages) { 23960 PackageParser.Package p = mPackages.get(packageName); 23961 if (p == null) { 23962 return false; 23963 } 23964 return p.canHaveOatDir(); 23965 } 23966 } 23967 23968 private String getOatDir(PackageParser.Package pkg) { 23969 if (!pkg.canHaveOatDir()) { 23970 return null; 23971 } 23972 File codePath = new File(pkg.codePath); 23973 if (codePath.isDirectory()) { 23974 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 23975 } 23976 return null; 23977 } 23978 23979 void deleteOatArtifactsOfPackage(String packageName) { 23980 final String[] instructionSets; 23981 final List<String> codePaths; 23982 final String oatDir; 23983 final PackageParser.Package pkg; 23984 synchronized (mPackages) { 23985 pkg = mPackages.get(packageName); 23986 } 23987 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 23988 codePaths = pkg.getAllCodePaths(); 23989 oatDir = getOatDir(pkg); 23990 23991 for (String codePath : codePaths) { 23992 for (String isa : instructionSets) { 23993 try { 23994 mInstaller.deleteOdex(codePath, isa, oatDir); 23995 } catch (InstallerException e) { 23996 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 23997 } 23998 } 23999 } 24000 } 24001 24002 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24003 Set<String> unusedPackages = new HashSet<>(); 24004 long currentTimeInMillis = System.currentTimeMillis(); 24005 synchronized (mPackages) { 24006 for (PackageParser.Package pkg : mPackages.values()) { 24007 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24008 if (ps == null) { 24009 continue; 24010 } 24011 PackageDexUsage.PackageUseInfo packageUseInfo = 24012 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24013 if (PackageManagerServiceUtils 24014 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24015 downgradeTimeThresholdMillis, packageUseInfo, 24016 pkg.getLatestPackageUseTimeInMills(), 24017 pkg.getLatestForegroundPackageUseTimeInMills())) { 24018 unusedPackages.add(pkg.packageName); 24019 } 24020 } 24021 } 24022 return unusedPackages; 24023 } 24024 24025 @Override 24026 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24027 int userId) { 24028 final int callingUid = Binder.getCallingUid(); 24029 final int callingAppId = UserHandle.getAppId(callingUid); 24030 24031 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24032 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24033 24034 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24035 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24036 throw new SecurityException("Caller must have the " 24037 + SET_HARMFUL_APP_WARNINGS + " permission."); 24038 } 24039 24040 synchronized(mPackages) { 24041 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24042 scheduleWritePackageRestrictionsLocked(userId); 24043 } 24044 } 24045 24046 @Nullable 24047 @Override 24048 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24049 final int callingUid = Binder.getCallingUid(); 24050 final int callingAppId = UserHandle.getAppId(callingUid); 24051 24052 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24053 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24054 24055 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24056 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24057 throw new SecurityException("Caller must have the " 24058 + SET_HARMFUL_APP_WARNINGS + " permission."); 24059 } 24060 24061 synchronized(mPackages) { 24062 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24063 } 24064 } 24065} 24066 24067interface PackageSender { 24068 /** 24069 * @param userIds User IDs where the action occurred on a full application 24070 * @param instantUserIds User IDs where the action occurred on an instant application 24071 */ 24072 void sendPackageBroadcast(final String action, final String pkg, 24073 final Bundle extras, final int flags, final String targetPkg, 24074 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24075 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24076 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24077 void notifyPackageAdded(String packageName); 24078 void notifyPackageRemoved(String packageName); 24079} 24080