PackageManagerService.java revision cc65194e8e5a284e915176200a846ec75c037d95
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 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 801 String targetPackageName, String targetPath) { 802 if ("android".equals(targetPackageName)) { 803 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 804 // native AssetManager. 805 return null; 806 } 807 List<PackageParser.Package> overlayPackages = 808 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 809 if (overlayPackages == null || overlayPackages.isEmpty()) { 810 return null; 811 } 812 List<String> overlayPathList = null; 813 for (PackageParser.Package overlayPackage : overlayPackages) { 814 if (targetPath == null) { 815 if (overlayPathList == null) { 816 overlayPathList = new ArrayList<String>(); 817 } 818 overlayPathList.add(overlayPackage.baseCodePath); 819 continue; 820 } 821 822 try { 823 // Creates idmaps for system to parse correctly the Android manifest of the 824 // target package. 825 // 826 // OverlayManagerService will update each of them with a correct gid from its 827 // target package app id. 828 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 829 UserHandle.getSharedAppGid( 830 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 831 if (overlayPathList == null) { 832 overlayPathList = new ArrayList<String>(); 833 } 834 overlayPathList.add(overlayPackage.baseCodePath); 835 } catch (InstallerException e) { 836 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 837 overlayPackage.baseCodePath); 838 } 839 } 840 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 841 } 842 843 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 844 synchronized (mPackages) { 845 return getStaticOverlayPathsLocked( 846 mPackages.values(), targetPackageName, targetPath); 847 } 848 } 849 850 @Override public final String[] getOverlayApks(String targetPackageName) { 851 return getStaticOverlayPaths(targetPackageName, null); 852 } 853 854 @Override public final String[] getOverlayPaths(String targetPackageName, 855 String targetPath) { 856 return getStaticOverlayPaths(targetPackageName, targetPath); 857 } 858 } 859 860 class ParallelPackageParserCallback extends PackageParserCallback { 861 List<PackageParser.Package> mOverlayPackages = null; 862 863 void findStaticOverlayPackages() { 864 synchronized (mPackages) { 865 for (PackageParser.Package p : mPackages.values()) { 866 if (p.mOverlayIsStatic) { 867 if (mOverlayPackages == null) { 868 mOverlayPackages = new ArrayList<PackageParser.Package>(); 869 } 870 mOverlayPackages.add(p); 871 } 872 } 873 } 874 } 875 876 @Override 877 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 878 // We can trust mOverlayPackages without holding mPackages because package uninstall 879 // can't happen while running parallel parsing. 880 // Moreover holding mPackages on each parsing thread causes dead-lock. 881 return mOverlayPackages == null ? null : 882 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 883 } 884 } 885 886 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 887 final ParallelPackageParserCallback mParallelPackageParserCallback = 888 new ParallelPackageParserCallback(); 889 890 public static final class SharedLibraryEntry { 891 public final @Nullable String path; 892 public final @Nullable String apk; 893 public final @NonNull SharedLibraryInfo info; 894 895 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 896 String declaringPackageName, long declaringPackageVersionCode) { 897 path = _path; 898 apk = _apk; 899 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 900 declaringPackageName, declaringPackageVersionCode), null); 901 } 902 } 903 904 // Currently known shared libraries. 905 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 906 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 907 new ArrayMap<>(); 908 909 // All available activities, for your resolving pleasure. 910 final ActivityIntentResolver mActivities = 911 new ActivityIntentResolver(); 912 913 // All available receivers, for your resolving pleasure. 914 final ActivityIntentResolver mReceivers = 915 new ActivityIntentResolver(); 916 917 // All available services, for your resolving pleasure. 918 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 919 920 // All available providers, for your resolving pleasure. 921 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 922 923 // Mapping from provider base names (first directory in content URI codePath) 924 // to the provider information. 925 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 926 new ArrayMap<String, PackageParser.Provider>(); 927 928 // Mapping from instrumentation class names to info about them. 929 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 930 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 931 932 // Packages whose data we have transfered into another package, thus 933 // should no longer exist. 934 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 935 936 // Broadcast actions that are only available to the system. 937 @GuardedBy("mProtectedBroadcasts") 938 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 939 940 /** List of packages waiting for verification. */ 941 final SparseArray<PackageVerificationState> mPendingVerification 942 = new SparseArray<PackageVerificationState>(); 943 944 final PackageInstallerService mInstallerService; 945 946 final ArtManagerService mArtManagerService; 947 948 private final PackageDexOptimizer mPackageDexOptimizer; 949 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 950 // is used by other apps). 951 private final DexManager mDexManager; 952 953 private AtomicInteger mNextMoveId = new AtomicInteger(); 954 private final MoveCallbacks mMoveCallbacks; 955 956 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 957 958 // Cache of users who need badging. 959 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 960 961 /** Token for keys in mPendingVerification. */ 962 private int mPendingVerificationToken = 0; 963 964 volatile boolean mSystemReady; 965 volatile boolean mSafeMode; 966 volatile boolean mHasSystemUidErrors; 967 private volatile boolean mEphemeralAppsDisabled; 968 969 ApplicationInfo mAndroidApplication; 970 final ActivityInfo mResolveActivity = new ActivityInfo(); 971 final ResolveInfo mResolveInfo = new ResolveInfo(); 972 ComponentName mResolveComponentName; 973 PackageParser.Package mPlatformPackage; 974 ComponentName mCustomResolverComponentName; 975 976 boolean mResolverReplaced = false; 977 978 private final @Nullable ComponentName mIntentFilterVerifierComponent; 979 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 980 981 private int mIntentFilterVerificationToken = 0; 982 983 /** The service connection to the ephemeral resolver */ 984 final InstantAppResolverConnection mInstantAppResolverConnection; 985 /** Component used to show resolver settings for Instant Apps */ 986 final ComponentName mInstantAppResolverSettingsComponent; 987 988 /** Activity used to install instant applications */ 989 ActivityInfo mInstantAppInstallerActivity; 990 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 991 992 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 993 = new SparseArray<IntentFilterVerificationState>(); 994 995 // TODO remove this and go through mPermissonManager directly 996 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 997 private final PermissionManagerInternal mPermissionManager; 998 999 // List of packages names to keep cached, even if they are uninstalled for all users 1000 private List<String> mKeepUninstalledPackages; 1001 1002 private UserManagerInternal mUserManagerInternal; 1003 private ActivityManagerInternal mActivityManagerInternal; 1004 1005 private DeviceIdleController.LocalService mDeviceIdleController; 1006 1007 private File mCacheDir; 1008 1009 private Future<?> mPrepareAppDataFuture; 1010 1011 private static class IFVerificationParams { 1012 PackageParser.Package pkg; 1013 boolean replacing; 1014 int userId; 1015 int verifierUid; 1016 1017 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1018 int _userId, int _verifierUid) { 1019 pkg = _pkg; 1020 replacing = _replacing; 1021 userId = _userId; 1022 replacing = _replacing; 1023 verifierUid = _verifierUid; 1024 } 1025 } 1026 1027 private interface IntentFilterVerifier<T extends IntentFilter> { 1028 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1029 T filter, String packageName); 1030 void startVerifications(int userId); 1031 void receiveVerificationResponse(int verificationId); 1032 } 1033 1034 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1035 private Context mContext; 1036 private ComponentName mIntentFilterVerifierComponent; 1037 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1038 1039 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1040 mContext = context; 1041 mIntentFilterVerifierComponent = verifierComponent; 1042 } 1043 1044 private String getDefaultScheme() { 1045 return IntentFilter.SCHEME_HTTPS; 1046 } 1047 1048 @Override 1049 public void startVerifications(int userId) { 1050 // Launch verifications requests 1051 int count = mCurrentIntentFilterVerifications.size(); 1052 for (int n=0; n<count; n++) { 1053 int verificationId = mCurrentIntentFilterVerifications.get(n); 1054 final IntentFilterVerificationState ivs = 1055 mIntentFilterVerificationStates.get(verificationId); 1056 1057 String packageName = ivs.getPackageName(); 1058 1059 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1060 final int filterCount = filters.size(); 1061 ArraySet<String> domainsSet = new ArraySet<>(); 1062 for (int m=0; m<filterCount; m++) { 1063 PackageParser.ActivityIntentInfo filter = filters.get(m); 1064 domainsSet.addAll(filter.getHostsList()); 1065 } 1066 synchronized (mPackages) { 1067 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1068 packageName, domainsSet) != null) { 1069 scheduleWriteSettingsLocked(); 1070 } 1071 } 1072 sendVerificationRequest(verificationId, ivs); 1073 } 1074 mCurrentIntentFilterVerifications.clear(); 1075 } 1076 1077 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1078 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1079 verificationIntent.putExtra( 1080 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1081 verificationId); 1082 verificationIntent.putExtra( 1083 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1084 getDefaultScheme()); 1085 verificationIntent.putExtra( 1086 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1087 ivs.getHostsString()); 1088 verificationIntent.putExtra( 1089 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1090 ivs.getPackageName()); 1091 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1092 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1093 1094 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1095 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1096 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1097 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1098 1099 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1100 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1101 "Sending IntentFilter verification broadcast"); 1102 } 1103 1104 public void receiveVerificationResponse(int verificationId) { 1105 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1106 1107 final boolean verified = ivs.isVerified(); 1108 1109 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1110 final int count = filters.size(); 1111 if (DEBUG_DOMAIN_VERIFICATION) { 1112 Slog.i(TAG, "Received verification response " + verificationId 1113 + " for " + count + " filters, verified=" + verified); 1114 } 1115 for (int n=0; n<count; n++) { 1116 PackageParser.ActivityIntentInfo filter = filters.get(n); 1117 filter.setVerified(verified); 1118 1119 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1120 + " verified with result:" + verified + " and hosts:" 1121 + ivs.getHostsString()); 1122 } 1123 1124 mIntentFilterVerificationStates.remove(verificationId); 1125 1126 final String packageName = ivs.getPackageName(); 1127 IntentFilterVerificationInfo ivi = null; 1128 1129 synchronized (mPackages) { 1130 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1131 } 1132 if (ivi == null) { 1133 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1134 + verificationId + " packageName:" + packageName); 1135 return; 1136 } 1137 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1138 "Updating IntentFilterVerificationInfo for package " + packageName 1139 +" verificationId:" + verificationId); 1140 1141 synchronized (mPackages) { 1142 if (verified) { 1143 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1144 } else { 1145 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1146 } 1147 scheduleWriteSettingsLocked(); 1148 1149 final int userId = ivs.getUserId(); 1150 if (userId != UserHandle.USER_ALL) { 1151 final int userStatus = 1152 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1153 1154 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1155 boolean needUpdate = false; 1156 1157 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1158 // already been set by the User thru the Disambiguation dialog 1159 switch (userStatus) { 1160 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1161 if (verified) { 1162 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1163 } else { 1164 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1165 } 1166 needUpdate = true; 1167 break; 1168 1169 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1170 if (verified) { 1171 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1172 needUpdate = true; 1173 } 1174 break; 1175 1176 default: 1177 // Nothing to do 1178 } 1179 1180 if (needUpdate) { 1181 mSettings.updateIntentFilterVerificationStatusLPw( 1182 packageName, updatedStatus, userId); 1183 scheduleWritePackageRestrictionsLocked(userId); 1184 } 1185 } 1186 } 1187 } 1188 1189 @Override 1190 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1191 ActivityIntentInfo filter, String packageName) { 1192 if (!hasValidDomains(filter)) { 1193 return false; 1194 } 1195 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1196 if (ivs == null) { 1197 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1198 packageName); 1199 } 1200 if (DEBUG_DOMAIN_VERIFICATION) { 1201 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1202 } 1203 ivs.addFilter(filter); 1204 return true; 1205 } 1206 1207 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1208 int userId, int verificationId, String packageName) { 1209 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1210 verifierUid, userId, packageName); 1211 ivs.setPendingState(); 1212 synchronized (mPackages) { 1213 mIntentFilterVerificationStates.append(verificationId, ivs); 1214 mCurrentIntentFilterVerifications.add(verificationId); 1215 } 1216 return ivs; 1217 } 1218 } 1219 1220 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1221 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1222 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1223 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1224 } 1225 1226 // Set of pending broadcasts for aggregating enable/disable of components. 1227 static class PendingPackageBroadcasts { 1228 // for each user id, a map of <package name -> components within that package> 1229 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1230 1231 public PendingPackageBroadcasts() { 1232 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1233 } 1234 1235 public ArrayList<String> get(int userId, String packageName) { 1236 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1237 return packages.get(packageName); 1238 } 1239 1240 public void put(int userId, String packageName, ArrayList<String> components) { 1241 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1242 packages.put(packageName, components); 1243 } 1244 1245 public void remove(int userId, String packageName) { 1246 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1247 if (packages != null) { 1248 packages.remove(packageName); 1249 } 1250 } 1251 1252 public void remove(int userId) { 1253 mUidMap.remove(userId); 1254 } 1255 1256 public int userIdCount() { 1257 return mUidMap.size(); 1258 } 1259 1260 public int userIdAt(int n) { 1261 return mUidMap.keyAt(n); 1262 } 1263 1264 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1265 return mUidMap.get(userId); 1266 } 1267 1268 public int size() { 1269 // total number of pending broadcast entries across all userIds 1270 int num = 0; 1271 for (int i = 0; i< mUidMap.size(); i++) { 1272 num += mUidMap.valueAt(i).size(); 1273 } 1274 return num; 1275 } 1276 1277 public void clear() { 1278 mUidMap.clear(); 1279 } 1280 1281 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1282 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1283 if (map == null) { 1284 map = new ArrayMap<String, ArrayList<String>>(); 1285 mUidMap.put(userId, map); 1286 } 1287 return map; 1288 } 1289 } 1290 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1291 1292 // Service Connection to remote media container service to copy 1293 // package uri's from external media onto secure containers 1294 // or internal storage. 1295 private IMediaContainerService mContainerService = null; 1296 1297 static final int SEND_PENDING_BROADCAST = 1; 1298 static final int MCS_BOUND = 3; 1299 static final int END_COPY = 4; 1300 static final int INIT_COPY = 5; 1301 static final int MCS_UNBIND = 6; 1302 static final int START_CLEANING_PACKAGE = 7; 1303 static final int FIND_INSTALL_LOC = 8; 1304 static final int POST_INSTALL = 9; 1305 static final int MCS_RECONNECT = 10; 1306 static final int MCS_GIVE_UP = 11; 1307 static final int WRITE_SETTINGS = 13; 1308 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1309 static final int PACKAGE_VERIFIED = 15; 1310 static final int CHECK_PENDING_VERIFICATION = 16; 1311 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1312 static final int INTENT_FILTER_VERIFIED = 18; 1313 static final int WRITE_PACKAGE_LIST = 19; 1314 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1315 1316 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1317 1318 // Delay time in millisecs 1319 static final int BROADCAST_DELAY = 10 * 1000; 1320 1321 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1322 2 * 60 * 60 * 1000L; /* two hours */ 1323 1324 static UserManagerService sUserManager; 1325 1326 // Stores a list of users whose package restrictions file needs to be updated 1327 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1328 1329 final private DefaultContainerConnection mDefContainerConn = 1330 new DefaultContainerConnection(); 1331 class DefaultContainerConnection implements ServiceConnection { 1332 public void onServiceConnected(ComponentName name, IBinder service) { 1333 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1334 final IMediaContainerService imcs = IMediaContainerService.Stub 1335 .asInterface(Binder.allowBlocking(service)); 1336 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1337 } 1338 1339 public void onServiceDisconnected(ComponentName name) { 1340 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1341 } 1342 } 1343 1344 // Recordkeeping of restore-after-install operations that are currently in flight 1345 // between the Package Manager and the Backup Manager 1346 static class PostInstallData { 1347 public InstallArgs args; 1348 public PackageInstalledInfo res; 1349 1350 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1351 args = _a; 1352 res = _r; 1353 } 1354 } 1355 1356 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1357 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1358 1359 // XML tags for backup/restore of various bits of state 1360 private static final String TAG_PREFERRED_BACKUP = "pa"; 1361 private static final String TAG_DEFAULT_APPS = "da"; 1362 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1363 1364 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1365 private static final String TAG_ALL_GRANTS = "rt-grants"; 1366 private static final String TAG_GRANT = "grant"; 1367 private static final String ATTR_PACKAGE_NAME = "pkg"; 1368 1369 private static final String TAG_PERMISSION = "perm"; 1370 private static final String ATTR_PERMISSION_NAME = "name"; 1371 private static final String ATTR_IS_GRANTED = "g"; 1372 private static final String ATTR_USER_SET = "set"; 1373 private static final String ATTR_USER_FIXED = "fixed"; 1374 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1375 1376 // System/policy permission grants are not backed up 1377 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1378 FLAG_PERMISSION_POLICY_FIXED 1379 | FLAG_PERMISSION_SYSTEM_FIXED 1380 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1381 1382 // And we back up these user-adjusted states 1383 private static final int USER_RUNTIME_GRANT_MASK = 1384 FLAG_PERMISSION_USER_SET 1385 | FLAG_PERMISSION_USER_FIXED 1386 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1387 1388 final @Nullable String mRequiredVerifierPackage; 1389 final @NonNull String mRequiredInstallerPackage; 1390 final @NonNull String mRequiredUninstallerPackage; 1391 final @Nullable String mSetupWizardPackage; 1392 final @Nullable String mStorageManagerPackage; 1393 final @NonNull String mServicesSystemSharedLibraryPackageName; 1394 final @NonNull String mSharedSystemSharedLibraryPackageName; 1395 1396 private final PackageUsage mPackageUsage = new PackageUsage(); 1397 private final CompilerStats mCompilerStats = new CompilerStats(); 1398 1399 class PackageHandler extends Handler { 1400 private boolean mBound = false; 1401 final ArrayList<HandlerParams> mPendingInstalls = 1402 new ArrayList<HandlerParams>(); 1403 1404 private boolean connectToService() { 1405 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1406 " DefaultContainerService"); 1407 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1408 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1409 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1410 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1411 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1412 mBound = true; 1413 return true; 1414 } 1415 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1416 return false; 1417 } 1418 1419 private void disconnectService() { 1420 mContainerService = null; 1421 mBound = false; 1422 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1423 mContext.unbindService(mDefContainerConn); 1424 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1425 } 1426 1427 PackageHandler(Looper looper) { 1428 super(looper); 1429 } 1430 1431 public void handleMessage(Message msg) { 1432 try { 1433 doHandleMessage(msg); 1434 } finally { 1435 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1436 } 1437 } 1438 1439 void doHandleMessage(Message msg) { 1440 switch (msg.what) { 1441 case INIT_COPY: { 1442 HandlerParams params = (HandlerParams) msg.obj; 1443 int idx = mPendingInstalls.size(); 1444 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1445 // If a bind was already initiated we dont really 1446 // need to do anything. The pending install 1447 // will be processed later on. 1448 if (!mBound) { 1449 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1450 System.identityHashCode(mHandler)); 1451 // If this is the only one pending we might 1452 // have to bind to the service again. 1453 if (!connectToService()) { 1454 Slog.e(TAG, "Failed to bind to media container service"); 1455 params.serviceError(); 1456 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1457 System.identityHashCode(mHandler)); 1458 if (params.traceMethod != null) { 1459 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1460 params.traceCookie); 1461 } 1462 return; 1463 } else { 1464 // Once we bind to the service, the first 1465 // pending request will be processed. 1466 mPendingInstalls.add(idx, params); 1467 } 1468 } else { 1469 mPendingInstalls.add(idx, params); 1470 // Already bound to the service. Just make 1471 // sure we trigger off processing the first request. 1472 if (idx == 0) { 1473 mHandler.sendEmptyMessage(MCS_BOUND); 1474 } 1475 } 1476 break; 1477 } 1478 case MCS_BOUND: { 1479 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1480 if (msg.obj != null) { 1481 mContainerService = (IMediaContainerService) msg.obj; 1482 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1483 System.identityHashCode(mHandler)); 1484 } 1485 if (mContainerService == null) { 1486 if (!mBound) { 1487 // Something seriously wrong since we are not bound and we are not 1488 // waiting for connection. Bail out. 1489 Slog.e(TAG, "Cannot bind to media container service"); 1490 for (HandlerParams params : mPendingInstalls) { 1491 // Indicate service bind error 1492 params.serviceError(); 1493 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1494 System.identityHashCode(params)); 1495 if (params.traceMethod != null) { 1496 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1497 params.traceMethod, params.traceCookie); 1498 } 1499 return; 1500 } 1501 mPendingInstalls.clear(); 1502 } else { 1503 Slog.w(TAG, "Waiting to connect to media container service"); 1504 } 1505 } else if (mPendingInstalls.size() > 0) { 1506 HandlerParams params = mPendingInstalls.get(0); 1507 if (params != null) { 1508 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1509 System.identityHashCode(params)); 1510 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1511 if (params.startCopy()) { 1512 // We are done... look for more work or to 1513 // go idle. 1514 if (DEBUG_SD_INSTALL) Log.i(TAG, 1515 "Checking for more work or unbind..."); 1516 // Delete pending install 1517 if (mPendingInstalls.size() > 0) { 1518 mPendingInstalls.remove(0); 1519 } 1520 if (mPendingInstalls.size() == 0) { 1521 if (mBound) { 1522 if (DEBUG_SD_INSTALL) Log.i(TAG, 1523 "Posting delayed MCS_UNBIND"); 1524 removeMessages(MCS_UNBIND); 1525 Message ubmsg = obtainMessage(MCS_UNBIND); 1526 // Unbind after a little delay, to avoid 1527 // continual thrashing. 1528 sendMessageDelayed(ubmsg, 10000); 1529 } 1530 } else { 1531 // There are more pending requests in queue. 1532 // Just post MCS_BOUND message to trigger processing 1533 // of next pending install. 1534 if (DEBUG_SD_INSTALL) Log.i(TAG, 1535 "Posting MCS_BOUND for next work"); 1536 mHandler.sendEmptyMessage(MCS_BOUND); 1537 } 1538 } 1539 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1540 } 1541 } else { 1542 // Should never happen ideally. 1543 Slog.w(TAG, "Empty queue"); 1544 } 1545 break; 1546 } 1547 case MCS_RECONNECT: { 1548 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1549 if (mPendingInstalls.size() > 0) { 1550 if (mBound) { 1551 disconnectService(); 1552 } 1553 if (!connectToService()) { 1554 Slog.e(TAG, "Failed to bind to media container service"); 1555 for (HandlerParams params : mPendingInstalls) { 1556 // Indicate service bind error 1557 params.serviceError(); 1558 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1559 System.identityHashCode(params)); 1560 } 1561 mPendingInstalls.clear(); 1562 } 1563 } 1564 break; 1565 } 1566 case MCS_UNBIND: { 1567 // If there is no actual work left, then time to unbind. 1568 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1569 1570 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1571 if (mBound) { 1572 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1573 1574 disconnectService(); 1575 } 1576 } else if (mPendingInstalls.size() > 0) { 1577 // There are more pending requests in queue. 1578 // Just post MCS_BOUND message to trigger processing 1579 // of next pending install. 1580 mHandler.sendEmptyMessage(MCS_BOUND); 1581 } 1582 1583 break; 1584 } 1585 case MCS_GIVE_UP: { 1586 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1587 HandlerParams params = mPendingInstalls.remove(0); 1588 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1589 System.identityHashCode(params)); 1590 break; 1591 } 1592 case SEND_PENDING_BROADCAST: { 1593 String packages[]; 1594 ArrayList<String> components[]; 1595 int size = 0; 1596 int uids[]; 1597 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1598 synchronized (mPackages) { 1599 if (mPendingBroadcasts == null) { 1600 return; 1601 } 1602 size = mPendingBroadcasts.size(); 1603 if (size <= 0) { 1604 // Nothing to be done. Just return 1605 return; 1606 } 1607 packages = new String[size]; 1608 components = new ArrayList[size]; 1609 uids = new int[size]; 1610 int i = 0; // filling out the above arrays 1611 1612 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1613 int packageUserId = mPendingBroadcasts.userIdAt(n); 1614 Iterator<Map.Entry<String, ArrayList<String>>> it 1615 = mPendingBroadcasts.packagesForUserId(packageUserId) 1616 .entrySet().iterator(); 1617 while (it.hasNext() && i < size) { 1618 Map.Entry<String, ArrayList<String>> ent = it.next(); 1619 packages[i] = ent.getKey(); 1620 components[i] = ent.getValue(); 1621 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1622 uids[i] = (ps != null) 1623 ? UserHandle.getUid(packageUserId, ps.appId) 1624 : -1; 1625 i++; 1626 } 1627 } 1628 size = i; 1629 mPendingBroadcasts.clear(); 1630 } 1631 // Send broadcasts 1632 for (int i = 0; i < size; i++) { 1633 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1634 } 1635 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1636 break; 1637 } 1638 case START_CLEANING_PACKAGE: { 1639 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1640 final String packageName = (String)msg.obj; 1641 final int userId = msg.arg1; 1642 final boolean andCode = msg.arg2 != 0; 1643 synchronized (mPackages) { 1644 if (userId == UserHandle.USER_ALL) { 1645 int[] users = sUserManager.getUserIds(); 1646 for (int user : users) { 1647 mSettings.addPackageToCleanLPw( 1648 new PackageCleanItem(user, packageName, andCode)); 1649 } 1650 } else { 1651 mSettings.addPackageToCleanLPw( 1652 new PackageCleanItem(userId, packageName, andCode)); 1653 } 1654 } 1655 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1656 startCleaningPackages(); 1657 } break; 1658 case POST_INSTALL: { 1659 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1660 1661 PostInstallData data = mRunningInstalls.get(msg.arg1); 1662 final boolean didRestore = (msg.arg2 != 0); 1663 mRunningInstalls.delete(msg.arg1); 1664 1665 if (data != null) { 1666 InstallArgs args = data.args; 1667 PackageInstalledInfo parentRes = data.res; 1668 1669 final boolean grantPermissions = (args.installFlags 1670 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1671 final boolean killApp = (args.installFlags 1672 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1673 final boolean virtualPreload = ((args.installFlags 1674 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1675 final String[] grantedPermissions = args.installGrantPermissions; 1676 1677 // Handle the parent package 1678 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1679 virtualPreload, grantedPermissions, didRestore, 1680 args.installerPackageName, args.observer); 1681 1682 // Handle the child packages 1683 final int childCount = (parentRes.addedChildPackages != null) 1684 ? parentRes.addedChildPackages.size() : 0; 1685 for (int i = 0; i < childCount; i++) { 1686 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1687 handlePackagePostInstall(childRes, grantPermissions, killApp, 1688 virtualPreload, grantedPermissions, false /*didRestore*/, 1689 args.installerPackageName, args.observer); 1690 } 1691 1692 // Log tracing if needed 1693 if (args.traceMethod != null) { 1694 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1695 args.traceCookie); 1696 } 1697 } else { 1698 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1699 } 1700 1701 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1702 } break; 1703 case WRITE_SETTINGS: { 1704 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1705 synchronized (mPackages) { 1706 removeMessages(WRITE_SETTINGS); 1707 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1708 mSettings.writeLPr(); 1709 mDirtyUsers.clear(); 1710 } 1711 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1712 } break; 1713 case WRITE_PACKAGE_RESTRICTIONS: { 1714 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1715 synchronized (mPackages) { 1716 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1717 for (int userId : mDirtyUsers) { 1718 mSettings.writePackageRestrictionsLPr(userId); 1719 } 1720 mDirtyUsers.clear(); 1721 } 1722 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1723 } break; 1724 case WRITE_PACKAGE_LIST: { 1725 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1726 synchronized (mPackages) { 1727 removeMessages(WRITE_PACKAGE_LIST); 1728 mSettings.writePackageListLPr(msg.arg1); 1729 } 1730 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1731 } break; 1732 case CHECK_PENDING_VERIFICATION: { 1733 final int verificationId = msg.arg1; 1734 final PackageVerificationState state = mPendingVerification.get(verificationId); 1735 1736 if ((state != null) && !state.timeoutExtended()) { 1737 final InstallArgs args = state.getInstallArgs(); 1738 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1739 1740 Slog.i(TAG, "Verification timed out for " + originUri); 1741 mPendingVerification.remove(verificationId); 1742 1743 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1744 1745 final UserHandle user = args.getUser(); 1746 if (getDefaultVerificationResponse(user) 1747 == PackageManager.VERIFICATION_ALLOW) { 1748 Slog.i(TAG, "Continuing with installation of " + originUri); 1749 state.setVerifierResponse(Binder.getCallingUid(), 1750 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1751 broadcastPackageVerified(verificationId, originUri, 1752 PackageManager.VERIFICATION_ALLOW, user); 1753 try { 1754 ret = args.copyApk(mContainerService, true); 1755 } catch (RemoteException e) { 1756 Slog.e(TAG, "Could not contact the ContainerService"); 1757 } 1758 } else { 1759 broadcastPackageVerified(verificationId, originUri, 1760 PackageManager.VERIFICATION_REJECT, user); 1761 } 1762 1763 Trace.asyncTraceEnd( 1764 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1765 1766 processPendingInstall(args, ret); 1767 mHandler.sendEmptyMessage(MCS_UNBIND); 1768 } 1769 break; 1770 } 1771 case PACKAGE_VERIFIED: { 1772 final int verificationId = msg.arg1; 1773 1774 final PackageVerificationState state = mPendingVerification.get(verificationId); 1775 if (state == null) { 1776 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1777 break; 1778 } 1779 1780 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1781 1782 state.setVerifierResponse(response.callerUid, response.code); 1783 1784 if (state.isVerificationComplete()) { 1785 mPendingVerification.remove(verificationId); 1786 1787 final InstallArgs args = state.getInstallArgs(); 1788 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1789 1790 int ret; 1791 if (state.isInstallAllowed()) { 1792 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1793 broadcastPackageVerified(verificationId, originUri, 1794 response.code, state.getInstallArgs().getUser()); 1795 try { 1796 ret = args.copyApk(mContainerService, true); 1797 } catch (RemoteException e) { 1798 Slog.e(TAG, "Could not contact the ContainerService"); 1799 } 1800 } else { 1801 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1802 } 1803 1804 Trace.asyncTraceEnd( 1805 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1806 1807 processPendingInstall(args, ret); 1808 mHandler.sendEmptyMessage(MCS_UNBIND); 1809 } 1810 1811 break; 1812 } 1813 case START_INTENT_FILTER_VERIFICATIONS: { 1814 IFVerificationParams params = (IFVerificationParams) msg.obj; 1815 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1816 params.replacing, params.pkg); 1817 break; 1818 } 1819 case INTENT_FILTER_VERIFIED: { 1820 final int verificationId = msg.arg1; 1821 1822 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1823 verificationId); 1824 if (state == null) { 1825 Slog.w(TAG, "Invalid IntentFilter verification token " 1826 + verificationId + " received"); 1827 break; 1828 } 1829 1830 final int userId = state.getUserId(); 1831 1832 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1833 "Processing IntentFilter verification with token:" 1834 + verificationId + " and userId:" + userId); 1835 1836 final IntentFilterVerificationResponse response = 1837 (IntentFilterVerificationResponse) msg.obj; 1838 1839 state.setVerifierResponse(response.callerUid, response.code); 1840 1841 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1842 "IntentFilter verification with token:" + verificationId 1843 + " and userId:" + userId 1844 + " is settings verifier response with response code:" 1845 + response.code); 1846 1847 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1848 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1849 + response.getFailedDomainsString()); 1850 } 1851 1852 if (state.isVerificationComplete()) { 1853 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1854 } else { 1855 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1856 "IntentFilter verification with token:" + verificationId 1857 + " was not said to be complete"); 1858 } 1859 1860 break; 1861 } 1862 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1863 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1864 mInstantAppResolverConnection, 1865 (InstantAppRequest) msg.obj, 1866 mInstantAppInstallerActivity, 1867 mHandler); 1868 } 1869 } 1870 } 1871 } 1872 1873 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1874 @Override 1875 public void onGidsChanged(int appId, int userId) { 1876 mHandler.post(new Runnable() { 1877 @Override 1878 public void run() { 1879 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1880 } 1881 }); 1882 } 1883 @Override 1884 public void onPermissionGranted(int uid, int userId) { 1885 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1886 1887 // Not critical; if this is lost, the application has to request again. 1888 synchronized (mPackages) { 1889 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1890 } 1891 } 1892 @Override 1893 public void onInstallPermissionGranted() { 1894 synchronized (mPackages) { 1895 scheduleWriteSettingsLocked(); 1896 } 1897 } 1898 @Override 1899 public void onPermissionRevoked(int uid, int userId) { 1900 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1901 1902 synchronized (mPackages) { 1903 // Critical; after this call the application should never have the permission 1904 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1905 } 1906 1907 final int appId = UserHandle.getAppId(uid); 1908 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1909 } 1910 @Override 1911 public void onInstallPermissionRevoked() { 1912 synchronized (mPackages) { 1913 scheduleWriteSettingsLocked(); 1914 } 1915 } 1916 @Override 1917 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1918 synchronized (mPackages) { 1919 for (int userId : updatedUserIds) { 1920 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1921 } 1922 } 1923 } 1924 @Override 1925 public void onInstallPermissionUpdated() { 1926 synchronized (mPackages) { 1927 scheduleWriteSettingsLocked(); 1928 } 1929 } 1930 @Override 1931 public void onPermissionRemoved() { 1932 synchronized (mPackages) { 1933 mSettings.writeLPr(); 1934 } 1935 } 1936 }; 1937 1938 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1939 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1940 boolean launchedForRestore, String installerPackage, 1941 IPackageInstallObserver2 installObserver) { 1942 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1943 // Send the removed broadcasts 1944 if (res.removedInfo != null) { 1945 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1946 } 1947 1948 // Now that we successfully installed the package, grant runtime 1949 // permissions if requested before broadcasting the install. Also 1950 // for legacy apps in permission review mode we clear the permission 1951 // review flag which is used to emulate runtime permissions for 1952 // legacy apps. 1953 if (grantPermissions) { 1954 final int callingUid = Binder.getCallingUid(); 1955 mPermissionManager.grantRequestedRuntimePermissions( 1956 res.pkg, res.newUsers, grantedPermissions, callingUid, 1957 mPermissionCallback); 1958 } 1959 1960 final boolean update = res.removedInfo != null 1961 && res.removedInfo.removedPackage != null; 1962 final String installerPackageName = 1963 res.installerPackageName != null 1964 ? res.installerPackageName 1965 : res.removedInfo != null 1966 ? res.removedInfo.installerPackageName 1967 : null; 1968 1969 // If this is the first time we have child packages for a disabled privileged 1970 // app that had no children, we grant requested runtime permissions to the new 1971 // children if the parent on the system image had them already granted. 1972 if (res.pkg.parentPackage != null) { 1973 final int callingUid = Binder.getCallingUid(); 1974 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1975 res.pkg, callingUid, mPermissionCallback); 1976 } 1977 1978 synchronized (mPackages) { 1979 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1980 } 1981 1982 final String packageName = res.pkg.applicationInfo.packageName; 1983 1984 // Determine the set of users who are adding this package for 1985 // the first time vs. those who are seeing an update. 1986 int[] firstUserIds = EMPTY_INT_ARRAY; 1987 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1988 int[] updateUserIds = EMPTY_INT_ARRAY; 1989 int[] instantUserIds = EMPTY_INT_ARRAY; 1990 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1991 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1992 for (int newUser : res.newUsers) { 1993 final boolean isInstantApp = ps.getInstantApp(newUser); 1994 if (allNewUsers) { 1995 if (isInstantApp) { 1996 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 1997 } else { 1998 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 1999 } 2000 continue; 2001 } 2002 boolean isNew = true; 2003 for (int origUser : res.origUsers) { 2004 if (origUser == newUser) { 2005 isNew = false; 2006 break; 2007 } 2008 } 2009 if (isNew) { 2010 if (isInstantApp) { 2011 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2012 } else { 2013 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2014 } 2015 } else { 2016 if (isInstantApp) { 2017 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2018 } else { 2019 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2020 } 2021 } 2022 } 2023 2024 // Send installed broadcasts if the package is not a static shared lib. 2025 if (res.pkg.staticSharedLibName == null) { 2026 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2027 2028 // Send added for users that see the package for the first time 2029 // sendPackageAddedForNewUsers also deals with system apps 2030 int appId = UserHandle.getAppId(res.uid); 2031 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2032 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2033 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2034 2035 // Send added for users that don't see the package for the first time 2036 Bundle extras = new Bundle(1); 2037 extras.putInt(Intent.EXTRA_UID, res.uid); 2038 if (update) { 2039 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2040 } 2041 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2042 extras, 0 /*flags*/, 2043 null /*targetPackage*/, null /*finishedReceiver*/, 2044 updateUserIds, instantUserIds); 2045 if (installerPackageName != null) { 2046 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2047 extras, 0 /*flags*/, 2048 installerPackageName, null /*finishedReceiver*/, 2049 updateUserIds, instantUserIds); 2050 } 2051 2052 // Send replaced for users that don't see the package for the first time 2053 if (update) { 2054 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2055 packageName, extras, 0 /*flags*/, 2056 null /*targetPackage*/, null /*finishedReceiver*/, 2057 updateUserIds, instantUserIds); 2058 if (installerPackageName != null) { 2059 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2060 extras, 0 /*flags*/, 2061 installerPackageName, null /*finishedReceiver*/, 2062 updateUserIds, instantUserIds); 2063 } 2064 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2065 null /*package*/, null /*extras*/, 0 /*flags*/, 2066 packageName /*targetPackage*/, 2067 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2068 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2069 // First-install and we did a restore, so we're responsible for the 2070 // first-launch broadcast. 2071 if (DEBUG_BACKUP) { 2072 Slog.i(TAG, "Post-restore of " + packageName 2073 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2074 } 2075 sendFirstLaunchBroadcast(packageName, installerPackage, 2076 firstUserIds, firstInstantUserIds); 2077 } 2078 2079 // Send broadcast package appeared if forward locked/external for all users 2080 // treat asec-hosted packages like removable media on upgrade 2081 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2082 if (DEBUG_INSTALL) { 2083 Slog.i(TAG, "upgrading pkg " + res.pkg 2084 + " is ASEC-hosted -> AVAILABLE"); 2085 } 2086 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2087 ArrayList<String> pkgList = new ArrayList<>(1); 2088 pkgList.add(packageName); 2089 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2090 } 2091 } 2092 2093 // Work that needs to happen on first install within each user 2094 if (firstUserIds != null && firstUserIds.length > 0) { 2095 synchronized (mPackages) { 2096 for (int userId : firstUserIds) { 2097 // If this app is a browser and it's newly-installed for some 2098 // users, clear any default-browser state in those users. The 2099 // app's nature doesn't depend on the user, so we can just check 2100 // its browser nature in any user and generalize. 2101 if (packageIsBrowser(packageName, userId)) { 2102 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2103 } 2104 2105 // We may also need to apply pending (restored) runtime 2106 // permission grants within these users. 2107 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2108 } 2109 } 2110 } 2111 2112 if (allNewUsers && !update) { 2113 notifyPackageAdded(packageName); 2114 } 2115 2116 // Log current value of "unknown sources" setting 2117 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2118 getUnknownSourcesSettings()); 2119 2120 // Remove the replaced package's older resources safely now 2121 // We delete after a gc for applications on sdcard. 2122 if (res.removedInfo != null && res.removedInfo.args != null) { 2123 Runtime.getRuntime().gc(); 2124 synchronized (mInstallLock) { 2125 res.removedInfo.args.doPostDeleteLI(true); 2126 } 2127 } else { 2128 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2129 // and not block here. 2130 VMRuntime.getRuntime().requestConcurrentGC(); 2131 } 2132 2133 // Notify DexManager that the package was installed for new users. 2134 // The updated users should already be indexed and the package code paths 2135 // should not change. 2136 // Don't notify the manager for ephemeral apps as they are not expected to 2137 // survive long enough to benefit of background optimizations. 2138 for (int userId : firstUserIds) { 2139 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2140 // There's a race currently where some install events may interleave with an uninstall. 2141 // This can lead to package info being null (b/36642664). 2142 if (info != null) { 2143 mDexManager.notifyPackageInstalled(info, userId); 2144 } 2145 } 2146 } 2147 2148 // If someone is watching installs - notify them 2149 if (installObserver != null) { 2150 try { 2151 Bundle extras = extrasForInstallResult(res); 2152 installObserver.onPackageInstalled(res.name, res.returnCode, 2153 res.returnMsg, extras); 2154 } catch (RemoteException e) { 2155 Slog.i(TAG, "Observer no longer exists."); 2156 } 2157 } 2158 } 2159 2160 private StorageEventListener mStorageListener = new StorageEventListener() { 2161 @Override 2162 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2163 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2164 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2165 final String volumeUuid = vol.getFsUuid(); 2166 2167 // Clean up any users or apps that were removed or recreated 2168 // while this volume was missing 2169 sUserManager.reconcileUsers(volumeUuid); 2170 reconcileApps(volumeUuid); 2171 2172 // Clean up any install sessions that expired or were 2173 // cancelled while this volume was missing 2174 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2175 2176 loadPrivatePackages(vol); 2177 2178 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2179 unloadPrivatePackages(vol); 2180 } 2181 } 2182 } 2183 2184 @Override 2185 public void onVolumeForgotten(String fsUuid) { 2186 if (TextUtils.isEmpty(fsUuid)) { 2187 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2188 return; 2189 } 2190 2191 // Remove any apps installed on the forgotten volume 2192 synchronized (mPackages) { 2193 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2194 for (PackageSetting ps : packages) { 2195 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2196 deletePackageVersioned(new VersionedPackage(ps.name, 2197 PackageManager.VERSION_CODE_HIGHEST), 2198 new LegacyPackageDeleteObserver(null).getBinder(), 2199 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2200 // Try very hard to release any references to this package 2201 // so we don't risk the system server being killed due to 2202 // open FDs 2203 AttributeCache.instance().removePackage(ps.name); 2204 } 2205 2206 mSettings.onVolumeForgotten(fsUuid); 2207 mSettings.writeLPr(); 2208 } 2209 } 2210 }; 2211 2212 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2213 Bundle extras = null; 2214 switch (res.returnCode) { 2215 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2216 extras = new Bundle(); 2217 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2218 res.origPermission); 2219 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2220 res.origPackage); 2221 break; 2222 } 2223 case PackageManager.INSTALL_SUCCEEDED: { 2224 extras = new Bundle(); 2225 extras.putBoolean(Intent.EXTRA_REPLACING, 2226 res.removedInfo != null && res.removedInfo.removedPackage != null); 2227 break; 2228 } 2229 } 2230 return extras; 2231 } 2232 2233 void scheduleWriteSettingsLocked() { 2234 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2235 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2236 } 2237 } 2238 2239 void scheduleWritePackageListLocked(int userId) { 2240 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2241 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2242 msg.arg1 = userId; 2243 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2244 } 2245 } 2246 2247 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2248 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2249 scheduleWritePackageRestrictionsLocked(userId); 2250 } 2251 2252 void scheduleWritePackageRestrictionsLocked(int userId) { 2253 final int[] userIds = (userId == UserHandle.USER_ALL) 2254 ? sUserManager.getUserIds() : new int[]{userId}; 2255 for (int nextUserId : userIds) { 2256 if (!sUserManager.exists(nextUserId)) return; 2257 mDirtyUsers.add(nextUserId); 2258 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2259 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2260 } 2261 } 2262 } 2263 2264 public static PackageManagerService main(Context context, Installer installer, 2265 boolean factoryTest, boolean onlyCore) { 2266 // Self-check for initial settings. 2267 PackageManagerServiceCompilerMapping.checkProperties(); 2268 2269 PackageManagerService m = new PackageManagerService(context, installer, 2270 factoryTest, onlyCore); 2271 m.enableSystemUserPackages(); 2272 ServiceManager.addService("package", m); 2273 final PackageManagerNative pmn = m.new PackageManagerNative(); 2274 ServiceManager.addService("package_native", pmn); 2275 return m; 2276 } 2277 2278 private void enableSystemUserPackages() { 2279 if (!UserManager.isSplitSystemUser()) { 2280 return; 2281 } 2282 // For system user, enable apps based on the following conditions: 2283 // - app is whitelisted or belong to one of these groups: 2284 // -- system app which has no launcher icons 2285 // -- system app which has INTERACT_ACROSS_USERS permission 2286 // -- system IME app 2287 // - app is not in the blacklist 2288 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2289 Set<String> enableApps = new ArraySet<>(); 2290 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2291 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2292 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2293 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2294 enableApps.addAll(wlApps); 2295 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2296 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2297 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2298 enableApps.removeAll(blApps); 2299 Log.i(TAG, "Applications installed for system user: " + enableApps); 2300 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2301 UserHandle.SYSTEM); 2302 final int allAppsSize = allAps.size(); 2303 synchronized (mPackages) { 2304 for (int i = 0; i < allAppsSize; i++) { 2305 String pName = allAps.get(i); 2306 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2307 // Should not happen, but we shouldn't be failing if it does 2308 if (pkgSetting == null) { 2309 continue; 2310 } 2311 boolean install = enableApps.contains(pName); 2312 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2313 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2314 + " for system user"); 2315 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2316 } 2317 } 2318 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2319 } 2320 } 2321 2322 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2323 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2324 Context.DISPLAY_SERVICE); 2325 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2326 } 2327 2328 /** 2329 * Requests that files preopted on a secondary system partition be copied to the data partition 2330 * if possible. Note that the actual copying of the files is accomplished by init for security 2331 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2332 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2333 */ 2334 private static void requestCopyPreoptedFiles() { 2335 final int WAIT_TIME_MS = 100; 2336 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2337 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2338 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2339 // We will wait for up to 100 seconds. 2340 final long timeStart = SystemClock.uptimeMillis(); 2341 final long timeEnd = timeStart + 100 * 1000; 2342 long timeNow = timeStart; 2343 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2344 try { 2345 Thread.sleep(WAIT_TIME_MS); 2346 } catch (InterruptedException e) { 2347 // Do nothing 2348 } 2349 timeNow = SystemClock.uptimeMillis(); 2350 if (timeNow > timeEnd) { 2351 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2352 Slog.wtf(TAG, "cppreopt did not finish!"); 2353 break; 2354 } 2355 } 2356 2357 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2358 } 2359 } 2360 2361 public PackageManagerService(Context context, Installer installer, 2362 boolean factoryTest, boolean onlyCore) { 2363 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2364 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2365 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2366 SystemClock.uptimeMillis()); 2367 2368 if (mSdkVersion <= 0) { 2369 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2370 } 2371 2372 mContext = context; 2373 2374 mFactoryTest = factoryTest; 2375 mOnlyCore = onlyCore; 2376 mMetrics = new DisplayMetrics(); 2377 mInstaller = installer; 2378 2379 // Create sub-components that provide services / data. Order here is important. 2380 synchronized (mInstallLock) { 2381 synchronized (mPackages) { 2382 // Expose private service for system components to use. 2383 LocalServices.addService( 2384 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2385 sUserManager = new UserManagerService(context, this, 2386 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2387 mPermissionManager = PermissionManagerService.create(context, 2388 new DefaultPermissionGrantedCallback() { 2389 @Override 2390 public void onDefaultRuntimePermissionsGranted(int userId) { 2391 synchronized(mPackages) { 2392 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2393 } 2394 } 2395 }, mPackages /*externalLock*/); 2396 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2397 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2398 } 2399 } 2400 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2401 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2402 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2403 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2404 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2405 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2406 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2407 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2408 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2409 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2410 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2411 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2412 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2413 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2414 2415 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2416 if (separateProcesses != null && separateProcesses.length() > 0) { 2417 if ("*".equals(separateProcesses)) { 2418 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2419 mSeparateProcesses = null; 2420 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2421 } else { 2422 mDefParseFlags = 0; 2423 mSeparateProcesses = separateProcesses.split(","); 2424 Slog.w(TAG, "Running with debug.separate_processes: " 2425 + separateProcesses); 2426 } 2427 } else { 2428 mDefParseFlags = 0; 2429 mSeparateProcesses = null; 2430 } 2431 2432 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2433 "*dexopt*"); 2434 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2435 installer, mInstallLock); 2436 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2437 dexManagerListener); 2438 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2439 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2440 2441 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2442 FgThread.get().getLooper()); 2443 2444 getDefaultDisplayMetrics(context, mMetrics); 2445 2446 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2447 SystemConfig systemConfig = SystemConfig.getInstance(); 2448 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2449 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2450 2451 mProtectedPackages = new ProtectedPackages(mContext); 2452 2453 synchronized (mInstallLock) { 2454 // writer 2455 synchronized (mPackages) { 2456 mHandlerThread = new ServiceThread(TAG, 2457 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2458 mHandlerThread.start(); 2459 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2460 mProcessLoggingHandler = new ProcessLoggingHandler(); 2461 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2462 mInstantAppRegistry = new InstantAppRegistry(this); 2463 2464 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2465 final int builtInLibCount = libConfig.size(); 2466 for (int i = 0; i < builtInLibCount; i++) { 2467 String name = libConfig.keyAt(i); 2468 String path = libConfig.valueAt(i); 2469 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2470 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2471 } 2472 2473 SELinuxMMAC.readInstallPolicy(); 2474 2475 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2476 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2477 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2478 2479 // Clean up orphaned packages for which the code path doesn't exist 2480 // and they are an update to a system app - caused by bug/32321269 2481 final int packageSettingCount = mSettings.mPackages.size(); 2482 for (int i = packageSettingCount - 1; i >= 0; i--) { 2483 PackageSetting ps = mSettings.mPackages.valueAt(i); 2484 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2485 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2486 mSettings.mPackages.removeAt(i); 2487 mSettings.enableSystemPackageLPw(ps.name); 2488 } 2489 } 2490 2491 if (mFirstBoot) { 2492 requestCopyPreoptedFiles(); 2493 } 2494 2495 String customResolverActivity = Resources.getSystem().getString( 2496 R.string.config_customResolverActivity); 2497 if (TextUtils.isEmpty(customResolverActivity)) { 2498 customResolverActivity = null; 2499 } else { 2500 mCustomResolverComponentName = ComponentName.unflattenFromString( 2501 customResolverActivity); 2502 } 2503 2504 long startTime = SystemClock.uptimeMillis(); 2505 2506 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2507 startTime); 2508 2509 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2510 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2511 2512 if (bootClassPath == null) { 2513 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2514 } 2515 2516 if (systemServerClassPath == null) { 2517 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2518 } 2519 2520 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2521 2522 final VersionInfo ver = mSettings.getInternalVersion(); 2523 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2524 if (mIsUpgrade) { 2525 logCriticalInfo(Log.INFO, 2526 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2527 } 2528 2529 // when upgrading from pre-M, promote system app permissions from install to runtime 2530 mPromoteSystemApps = 2531 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2532 2533 // When upgrading from pre-N, we need to handle package extraction like first boot, 2534 // as there is no profiling data available. 2535 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2536 2537 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2538 2539 // save off the names of pre-existing system packages prior to scanning; we don't 2540 // want to automatically grant runtime permissions for new system apps 2541 if (mPromoteSystemApps) { 2542 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2543 while (pkgSettingIter.hasNext()) { 2544 PackageSetting ps = pkgSettingIter.next(); 2545 if (isSystemApp(ps)) { 2546 mExistingSystemPackages.add(ps.name); 2547 } 2548 } 2549 } 2550 2551 mCacheDir = preparePackageParserCache(mIsUpgrade); 2552 2553 // Set flag to monitor and not change apk file paths when 2554 // scanning install directories. 2555 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2556 2557 if (mIsUpgrade || mFirstBoot) { 2558 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2559 } 2560 2561 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2562 // For security and version matching reason, only consider 2563 // overlay packages if they reside in the right directory. 2564 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2565 mDefParseFlags 2566 | PackageParser.PARSE_IS_SYSTEM_DIR, 2567 scanFlags 2568 | SCAN_AS_SYSTEM 2569 | SCAN_AS_VENDOR, 2570 0); 2571 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2572 mDefParseFlags 2573 | PackageParser.PARSE_IS_SYSTEM_DIR, 2574 scanFlags 2575 | SCAN_AS_SYSTEM 2576 | SCAN_AS_PRODUCT, 2577 0); 2578 2579 mParallelPackageParserCallback.findStaticOverlayPackages(); 2580 2581 // Find base frameworks (resource packages without code). 2582 scanDirTracedLI(frameworkDir, 2583 mDefParseFlags 2584 | PackageParser.PARSE_IS_SYSTEM_DIR, 2585 scanFlags 2586 | SCAN_NO_DEX 2587 | SCAN_AS_SYSTEM 2588 | SCAN_AS_PRIVILEGED, 2589 0); 2590 2591 // Collected privileged system packages. 2592 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2593 scanDirTracedLI(privilegedAppDir, 2594 mDefParseFlags 2595 | PackageParser.PARSE_IS_SYSTEM_DIR, 2596 scanFlags 2597 | SCAN_AS_SYSTEM 2598 | SCAN_AS_PRIVILEGED, 2599 0); 2600 2601 // Collect ordinary system packages. 2602 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2603 scanDirTracedLI(systemAppDir, 2604 mDefParseFlags 2605 | PackageParser.PARSE_IS_SYSTEM_DIR, 2606 scanFlags 2607 | SCAN_AS_SYSTEM, 2608 0); 2609 2610 // Collected privileged vendor packages. 2611 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2612 try { 2613 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2614 } catch (IOException e) { 2615 // failed to look up canonical path, continue with original one 2616 } 2617 scanDirTracedLI(privilegedVendorAppDir, 2618 mDefParseFlags 2619 | PackageParser.PARSE_IS_SYSTEM_DIR, 2620 scanFlags 2621 | SCAN_AS_SYSTEM 2622 | SCAN_AS_VENDOR 2623 | SCAN_AS_PRIVILEGED, 2624 0); 2625 2626 // Collect ordinary vendor packages. 2627 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2628 try { 2629 vendorAppDir = vendorAppDir.getCanonicalFile(); 2630 } catch (IOException e) { 2631 // failed to look up canonical path, continue with original one 2632 } 2633 scanDirTracedLI(vendorAppDir, 2634 mDefParseFlags 2635 | PackageParser.PARSE_IS_SYSTEM_DIR, 2636 scanFlags 2637 | SCAN_AS_SYSTEM 2638 | SCAN_AS_VENDOR, 2639 0); 2640 2641 // Collect all OEM packages. 2642 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2643 scanDirTracedLI(oemAppDir, 2644 mDefParseFlags 2645 | PackageParser.PARSE_IS_SYSTEM_DIR, 2646 scanFlags 2647 | SCAN_AS_SYSTEM 2648 | SCAN_AS_OEM, 2649 0); 2650 2651 // Collected privileged product packages. 2652 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2653 try { 2654 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2655 } catch (IOException e) { 2656 // failed to look up canonical path, continue with original one 2657 } 2658 scanDirTracedLI(privilegedProductAppDir, 2659 mDefParseFlags 2660 | PackageParser.PARSE_IS_SYSTEM_DIR, 2661 scanFlags 2662 | SCAN_AS_SYSTEM 2663 | SCAN_AS_PRODUCT 2664 | SCAN_AS_PRIVILEGED, 2665 0); 2666 2667 // Collect ordinary product packages. 2668 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2669 try { 2670 productAppDir = productAppDir.getCanonicalFile(); 2671 } catch (IOException e) { 2672 // failed to look up canonical path, continue with original one 2673 } 2674 scanDirTracedLI(productAppDir, 2675 mDefParseFlags 2676 | PackageParser.PARSE_IS_SYSTEM_DIR, 2677 scanFlags 2678 | SCAN_AS_SYSTEM 2679 | SCAN_AS_PRODUCT, 2680 0); 2681 2682 // Prune any system packages that no longer exist. 2683 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2684 // Stub packages must either be replaced with full versions in the /data 2685 // partition or be disabled. 2686 final List<String> stubSystemApps = new ArrayList<>(); 2687 if (!mOnlyCore) { 2688 // do this first before mucking with mPackages for the "expecting better" case 2689 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2690 while (pkgIterator.hasNext()) { 2691 final PackageParser.Package pkg = pkgIterator.next(); 2692 if (pkg.isStub) { 2693 stubSystemApps.add(pkg.packageName); 2694 } 2695 } 2696 2697 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2698 while (psit.hasNext()) { 2699 PackageSetting ps = psit.next(); 2700 2701 /* 2702 * If this is not a system app, it can't be a 2703 * disable system app. 2704 */ 2705 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2706 continue; 2707 } 2708 2709 /* 2710 * If the package is scanned, it's not erased. 2711 */ 2712 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2713 if (scannedPkg != null) { 2714 /* 2715 * If the system app is both scanned and in the 2716 * disabled packages list, then it must have been 2717 * added via OTA. Remove it from the currently 2718 * scanned package so the previously user-installed 2719 * application can be scanned. 2720 */ 2721 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2722 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2723 + ps.name + "; removing system app. Last known codePath=" 2724 + ps.codePathString + ", installStatus=" + ps.installStatus 2725 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2726 + scannedPkg.getLongVersionCode()); 2727 removePackageLI(scannedPkg, true); 2728 mExpectingBetter.put(ps.name, ps.codePath); 2729 } 2730 2731 continue; 2732 } 2733 2734 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2735 psit.remove(); 2736 logCriticalInfo(Log.WARN, "System package " + ps.name 2737 + " no longer exists; it's data will be wiped"); 2738 // Actual deletion of code and data will be handled by later 2739 // reconciliation step 2740 } else { 2741 // we still have a disabled system package, but, it still might have 2742 // been removed. check the code path still exists and check there's 2743 // still a package. the latter can happen if an OTA keeps the same 2744 // code path, but, changes the package name. 2745 final PackageSetting disabledPs = 2746 mSettings.getDisabledSystemPkgLPr(ps.name); 2747 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2748 || disabledPs.pkg == null) { 2749if (REFACTOR_DEBUG) { 2750Slog.e("TODD", 2751 "Possibly deleted app: " + ps.dumpState_temp() 2752 + "; path: " + (disabledPs.codePath == null ? "<<NULL>>":disabledPs.codePath) 2753 + "; pkg: " + (disabledPs.pkg==null?"<<NULL>>":disabledPs.pkg.toString())); 2754} 2755 possiblyDeletedUpdatedSystemApps.add(ps.name); 2756 } 2757 } 2758 } 2759 } 2760 2761 //look for any incomplete package installations 2762 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2763 for (int i = 0; i < deletePkgsList.size(); i++) { 2764 // Actual deletion of code and data will be handled by later 2765 // reconciliation step 2766 final String packageName = deletePkgsList.get(i).name; 2767 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2768 synchronized (mPackages) { 2769 mSettings.removePackageLPw(packageName); 2770 } 2771 } 2772 2773 //delete tmp files 2774 deleteTempPackageFiles(); 2775 2776 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2777 2778 // Remove any shared userIDs that have no associated packages 2779 mSettings.pruneSharedUsersLPw(); 2780 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2781 final int systemPackagesCount = mPackages.size(); 2782 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2783 + " ms, packageCount: " + systemPackagesCount 2784 + " , timePerPackage: " 2785 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2786 + " , cached: " + cachedSystemApps); 2787 if (mIsUpgrade && systemPackagesCount > 0) { 2788 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2789 ((int) systemScanTime) / systemPackagesCount); 2790 } 2791 if (!mOnlyCore) { 2792 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2793 SystemClock.uptimeMillis()); 2794 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2795 2796 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2797 | PackageParser.PARSE_FORWARD_LOCK, 2798 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2799 2800 // Remove disable package settings for updated system apps that were 2801 // removed via an OTA. If the update is no longer present, remove the 2802 // app completely. Otherwise, revoke their system privileges. 2803 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2804 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2805 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2806if (REFACTOR_DEBUG) { 2807Slog.e("TODD", 2808 "remove update; name: " + deletedAppName + ", exists? " + (deletedPkg != null)); 2809} 2810 final String msg; 2811 if (deletedPkg == null) { 2812 // should have found an update, but, we didn't; remove everything 2813 msg = "Updated system package " + deletedAppName 2814 + " no longer exists; removing its data"; 2815 // Actual deletion of code and data will be handled by later 2816 // reconciliation step 2817 } else { 2818 // found an update; revoke system privileges 2819 msg = "Updated system package + " + deletedAppName 2820 + " no longer exists; revoking system privileges"; 2821 2822 // Don't do anything if a stub is removed from the system image. If 2823 // we were to remove the uncompressed version from the /data partition, 2824 // this is where it'd be done. 2825 2826 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2827 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2828 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2829 } 2830 logCriticalInfo(Log.WARN, msg); 2831 } 2832 2833 /* 2834 * Make sure all system apps that we expected to appear on 2835 * the userdata partition actually showed up. If they never 2836 * appeared, crawl back and revive the system version. 2837 */ 2838 for (int i = 0; i < mExpectingBetter.size(); i++) { 2839 final String packageName = mExpectingBetter.keyAt(i); 2840 if (!mPackages.containsKey(packageName)) { 2841 final File scanFile = mExpectingBetter.valueAt(i); 2842 2843 logCriticalInfo(Log.WARN, "Expected better " + packageName 2844 + " but never showed up; reverting to system"); 2845 2846 final @ParseFlags int reparseFlags; 2847 final @ScanFlags int rescanFlags; 2848 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2849 reparseFlags = 2850 mDefParseFlags | 2851 PackageParser.PARSE_IS_SYSTEM_DIR; 2852 rescanFlags = 2853 scanFlags 2854 | SCAN_AS_SYSTEM 2855 | SCAN_AS_PRIVILEGED; 2856 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2857 reparseFlags = 2858 mDefParseFlags | 2859 PackageParser.PARSE_IS_SYSTEM_DIR; 2860 rescanFlags = 2861 scanFlags 2862 | SCAN_AS_SYSTEM; 2863 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile)) { 2864 reparseFlags = 2865 mDefParseFlags | 2866 PackageParser.PARSE_IS_SYSTEM_DIR; 2867 rescanFlags = 2868 scanFlags 2869 | SCAN_AS_SYSTEM 2870 | SCAN_AS_VENDOR 2871 | SCAN_AS_PRIVILEGED; 2872 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2873 reparseFlags = 2874 mDefParseFlags | 2875 PackageParser.PARSE_IS_SYSTEM_DIR; 2876 rescanFlags = 2877 scanFlags 2878 | SCAN_AS_SYSTEM 2879 | SCAN_AS_VENDOR; 2880 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2881 reparseFlags = 2882 mDefParseFlags | 2883 PackageParser.PARSE_IS_SYSTEM_DIR; 2884 rescanFlags = 2885 scanFlags 2886 | SCAN_AS_SYSTEM 2887 | SCAN_AS_OEM; 2888 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2889 reparseFlags = 2890 mDefParseFlags | 2891 PackageParser.PARSE_IS_SYSTEM_DIR; 2892 rescanFlags = 2893 scanFlags 2894 | SCAN_AS_SYSTEM 2895 | SCAN_AS_PRODUCT 2896 | SCAN_AS_PRIVILEGED; 2897 } else if (FileUtils.contains(productAppDir, scanFile)) { 2898 reparseFlags = 2899 mDefParseFlags | 2900 PackageParser.PARSE_IS_SYSTEM_DIR; 2901 rescanFlags = 2902 scanFlags 2903 | SCAN_AS_SYSTEM 2904 | SCAN_AS_PRODUCT; 2905 } else { 2906 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2907 continue; 2908 } 2909 2910 mSettings.enableSystemPackageLPw(packageName); 2911 2912 try { 2913 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2914 } catch (PackageManagerException e) { 2915 Slog.e(TAG, "Failed to parse original system package: " 2916 + e.getMessage()); 2917 } 2918 } 2919 } 2920 2921 // Uncompress and install any stubbed system applications. 2922 // This must be done last to ensure all stubs are replaced or disabled. 2923 decompressSystemApplications(stubSystemApps, scanFlags); 2924 2925 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2926 - cachedSystemApps; 2927 2928 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2929 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2930 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2931 + " ms, packageCount: " + dataPackagesCount 2932 + " , timePerPackage: " 2933 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2934 + " , cached: " + cachedNonSystemApps); 2935 if (mIsUpgrade && dataPackagesCount > 0) { 2936 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2937 ((int) dataScanTime) / dataPackagesCount); 2938 } 2939 } 2940 mExpectingBetter.clear(); 2941 2942 // Resolve the storage manager. 2943 mStorageManagerPackage = getStorageManagerPackageName(); 2944 2945 // Resolve protected action filters. Only the setup wizard is allowed to 2946 // have a high priority filter for these actions. 2947 mSetupWizardPackage = getSetupWizardPackageName(); 2948 if (mProtectedFilters.size() > 0) { 2949 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2950 Slog.i(TAG, "No setup wizard;" 2951 + " All protected intents capped to priority 0"); 2952 } 2953 for (ActivityIntentInfo filter : mProtectedFilters) { 2954 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2955 if (DEBUG_FILTERS) { 2956 Slog.i(TAG, "Found setup wizard;" 2957 + " allow priority " + filter.getPriority() + ";" 2958 + " package: " + filter.activity.info.packageName 2959 + " activity: " + filter.activity.className 2960 + " priority: " + filter.getPriority()); 2961 } 2962 // skip setup wizard; allow it to keep the high priority filter 2963 continue; 2964 } 2965 if (DEBUG_FILTERS) { 2966 Slog.i(TAG, "Protected action; cap priority to 0;" 2967 + " package: " + filter.activity.info.packageName 2968 + " activity: " + filter.activity.className 2969 + " origPrio: " + filter.getPriority()); 2970 } 2971 filter.setPriority(0); 2972 } 2973 } 2974 mDeferProtectedFilters = false; 2975 mProtectedFilters.clear(); 2976 2977 // Now that we know all of the shared libraries, update all clients to have 2978 // the correct library paths. 2979 updateAllSharedLibrariesLPw(null); 2980 2981 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2982 // NOTE: We ignore potential failures here during a system scan (like 2983 // the rest of the commands above) because there's precious little we 2984 // can do about it. A settings error is reported, though. 2985 final List<String> changedAbiCodePath = 2986 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2987 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 2988 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 2989 final String codePathString = changedAbiCodePath.get(i); 2990 try { 2991 mInstaller.rmdex(codePathString, 2992 getDexCodeInstructionSet(getPreferredInstructionSet())); 2993 } catch (InstallerException ignored) { 2994 } 2995 } 2996 } 2997 } 2998 2999 // Now that we know all the packages we are keeping, 3000 // read and update their last usage times. 3001 mPackageUsage.read(mPackages); 3002 mCompilerStats.read(); 3003 3004 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 3005 SystemClock.uptimeMillis()); 3006 Slog.i(TAG, "Time to scan packages: " 3007 + ((SystemClock.uptimeMillis()-startTime)/1000f) 3008 + " seconds"); 3009 3010 // If the platform SDK has changed since the last time we booted, 3011 // we need to re-grant app permission to catch any new ones that 3012 // appear. This is really a hack, and means that apps can in some 3013 // cases get permissions that the user didn't initially explicitly 3014 // allow... it would be nice to have some better way to handle 3015 // this situation. 3016 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 3017 if (sdkUpdated) { 3018 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 3019 + mSdkVersion + "; regranting permissions for internal storage"); 3020 } 3021 mPermissionManager.updateAllPermissions( 3022 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3023 mPermissionCallback); 3024 ver.sdkVersion = mSdkVersion; 3025 3026 // If this is the first boot or an update from pre-M, and it is a normal 3027 // boot, then we need to initialize the default preferred apps across 3028 // all defined users. 3029 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3030 for (UserInfo user : sUserManager.getUsers(true)) { 3031 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3032 applyFactoryDefaultBrowserLPw(user.id); 3033 primeDomainVerificationsLPw(user.id); 3034 } 3035 } 3036 3037 // Prepare storage for system user really early during boot, 3038 // since core system apps like SettingsProvider and SystemUI 3039 // can't wait for user to start 3040 final int storageFlags; 3041 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3042 storageFlags = StorageManager.FLAG_STORAGE_DE; 3043 } else { 3044 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3045 } 3046 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3047 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3048 true /* onlyCoreApps */); 3049 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3050 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3051 Trace.TRACE_TAG_PACKAGE_MANAGER); 3052 traceLog.traceBegin("AppDataFixup"); 3053 try { 3054 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3055 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3056 } catch (InstallerException e) { 3057 Slog.w(TAG, "Trouble fixing GIDs", e); 3058 } 3059 traceLog.traceEnd(); 3060 3061 traceLog.traceBegin("AppDataPrepare"); 3062 if (deferPackages == null || deferPackages.isEmpty()) { 3063 return; 3064 } 3065 int count = 0; 3066 for (String pkgName : deferPackages) { 3067 PackageParser.Package pkg = null; 3068 synchronized (mPackages) { 3069 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3070 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3071 pkg = ps.pkg; 3072 } 3073 } 3074 if (pkg != null) { 3075 synchronized (mInstallLock) { 3076 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3077 true /* maybeMigrateAppData */); 3078 } 3079 count++; 3080 } 3081 } 3082 traceLog.traceEnd(); 3083 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3084 }, "prepareAppData"); 3085 3086 // If this is first boot after an OTA, and a normal boot, then 3087 // we need to clear code cache directories. 3088 // Note that we do *not* clear the application profiles. These remain valid 3089 // across OTAs and are used to drive profile verification (post OTA) and 3090 // profile compilation (without waiting to collect a fresh set of profiles). 3091 if (mIsUpgrade && !onlyCore) { 3092 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3093 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3094 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3095 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3096 // No apps are running this early, so no need to freeze 3097 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3098 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3099 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3100 } 3101 } 3102 ver.fingerprint = Build.FINGERPRINT; 3103 } 3104 3105 checkDefaultBrowser(); 3106 3107 // clear only after permissions and other defaults have been updated 3108 mExistingSystemPackages.clear(); 3109 mPromoteSystemApps = false; 3110 3111 // All the changes are done during package scanning. 3112 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3113 3114 // can downgrade to reader 3115 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3116 mSettings.writeLPr(); 3117 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3118 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3119 SystemClock.uptimeMillis()); 3120 3121 if (!mOnlyCore) { 3122 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3123 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3124 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3125 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3126 if (mIntentFilterVerifierComponent != null) { 3127 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3128 mIntentFilterVerifierComponent); 3129 } else { 3130 mIntentFilterVerifier = null; 3131 } 3132 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3133 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3134 SharedLibraryInfo.VERSION_UNDEFINED); 3135 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3136 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3137 SharedLibraryInfo.VERSION_UNDEFINED); 3138 } else { 3139 mRequiredVerifierPackage = null; 3140 mRequiredInstallerPackage = null; 3141 mRequiredUninstallerPackage = null; 3142 mIntentFilterVerifierComponent = null; 3143 mIntentFilterVerifier = null; 3144 mServicesSystemSharedLibraryPackageName = null; 3145 mSharedSystemSharedLibraryPackageName = null; 3146 } 3147 3148 mInstallerService = new PackageInstallerService(context, this); 3149 final Pair<ComponentName, String> instantAppResolverComponent = 3150 getInstantAppResolverLPr(); 3151 if (instantAppResolverComponent != null) { 3152 if (DEBUG_INSTANT) { 3153 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3154 } 3155 mInstantAppResolverConnection = new InstantAppResolverConnection( 3156 mContext, instantAppResolverComponent.first, 3157 instantAppResolverComponent.second); 3158 mInstantAppResolverSettingsComponent = 3159 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3160 } else { 3161 mInstantAppResolverConnection = null; 3162 mInstantAppResolverSettingsComponent = null; 3163 } 3164 updateInstantAppInstallerLocked(null); 3165 3166 // Read and update the usage of dex files. 3167 // Do this at the end of PM init so that all the packages have their 3168 // data directory reconciled. 3169 // At this point we know the code paths of the packages, so we can validate 3170 // the disk file and build the internal cache. 3171 // The usage file is expected to be small so loading and verifying it 3172 // should take a fairly small time compare to the other activities (e.g. package 3173 // scanning). 3174 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3175 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3176 for (int userId : currentUserIds) { 3177 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3178 } 3179 mDexManager.load(userPackages); 3180 if (mIsUpgrade) { 3181 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3182 (int) (SystemClock.uptimeMillis() - startTime)); 3183 } 3184 } // synchronized (mPackages) 3185 } // synchronized (mInstallLock) 3186 3187 // Now after opening every single application zip, make sure they 3188 // are all flushed. Not really needed, but keeps things nice and 3189 // tidy. 3190 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3191 Runtime.getRuntime().gc(); 3192 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3193 3194 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3195 FallbackCategoryProvider.loadFallbacks(); 3196 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3197 3198 // The initial scanning above does many calls into installd while 3199 // holding the mPackages lock, but we're mostly interested in yelling 3200 // once we have a booted system. 3201 mInstaller.setWarnIfHeld(mPackages); 3202 3203 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3204 } 3205 3206 /** 3207 * Uncompress and install stub applications. 3208 * <p>In order to save space on the system partition, some applications are shipped in a 3209 * compressed form. In addition the compressed bits for the full application, the 3210 * system image contains a tiny stub comprised of only the Android manifest. 3211 * <p>During the first boot, attempt to uncompress and install the full application. If 3212 * the application can't be installed for any reason, disable the stub and prevent 3213 * uncompressing the full application during future boots. 3214 * <p>In order to forcefully attempt an installation of a full application, go to app 3215 * settings and enable the application. 3216 */ 3217 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3218 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3219 final String pkgName = stubSystemApps.get(i); 3220 // skip if the system package is already disabled 3221 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3222 stubSystemApps.remove(i); 3223 continue; 3224 } 3225 // skip if the package isn't installed (?!); this should never happen 3226 final PackageParser.Package pkg = mPackages.get(pkgName); 3227 if (pkg == null) { 3228 stubSystemApps.remove(i); 3229 continue; 3230 } 3231 // skip if the package has been disabled by the user 3232 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3233 if (ps != null) { 3234 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3235 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3236 stubSystemApps.remove(i); 3237 continue; 3238 } 3239 } 3240 3241 if (DEBUG_COMPRESSION) { 3242 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3243 } 3244 3245 // uncompress the binary to its eventual destination on /data 3246 final File scanFile = decompressPackage(pkg); 3247 if (scanFile == null) { 3248 continue; 3249 } 3250 3251 // install the package to replace the stub on /system 3252 try { 3253 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3254 removePackageLI(pkg, true /*chatty*/); 3255 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3256 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3257 UserHandle.USER_SYSTEM, "android"); 3258 stubSystemApps.remove(i); 3259 continue; 3260 } catch (PackageManagerException e) { 3261 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3262 } 3263 3264 // any failed attempt to install the package will be cleaned up later 3265 } 3266 3267 // disable any stub still left; these failed to install the full application 3268 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3269 final String pkgName = stubSystemApps.get(i); 3270 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3271 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3272 UserHandle.USER_SYSTEM, "android"); 3273 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3274 } 3275 } 3276 3277 /** 3278 * Decompresses the given package on the system image onto 3279 * the /data partition. 3280 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3281 */ 3282 private File decompressPackage(PackageParser.Package pkg) { 3283 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3284 if (compressedFiles == null || compressedFiles.length == 0) { 3285 if (DEBUG_COMPRESSION) { 3286 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3287 } 3288 return null; 3289 } 3290 final File dstCodePath = 3291 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3292 int ret = PackageManager.INSTALL_SUCCEEDED; 3293 try { 3294 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3295 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3296 for (File srcFile : compressedFiles) { 3297 final String srcFileName = srcFile.getName(); 3298 final String dstFileName = srcFileName.substring( 3299 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3300 final File dstFile = new File(dstCodePath, dstFileName); 3301 ret = decompressFile(srcFile, dstFile); 3302 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3303 logCriticalInfo(Log.ERROR, "Failed to decompress" 3304 + "; pkg: " + pkg.packageName 3305 + ", file: " + dstFileName); 3306 break; 3307 } 3308 } 3309 } catch (ErrnoException e) { 3310 logCriticalInfo(Log.ERROR, "Failed to decompress" 3311 + "; pkg: " + pkg.packageName 3312 + ", err: " + e.errno); 3313 } 3314 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3315 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3316 NativeLibraryHelper.Handle handle = null; 3317 try { 3318 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3319 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3320 null /*abiOverride*/); 3321 } catch (IOException e) { 3322 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3323 + "; pkg: " + pkg.packageName); 3324 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3325 } finally { 3326 IoUtils.closeQuietly(handle); 3327 } 3328 } 3329 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3330 if (dstCodePath == null || !dstCodePath.exists()) { 3331 return null; 3332 } 3333 removeCodePathLI(dstCodePath); 3334 return null; 3335 } 3336 3337 return dstCodePath; 3338 } 3339 3340 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3341 // we're only interested in updating the installer appliction when 1) it's not 3342 // already set or 2) the modified package is the installer 3343 if (mInstantAppInstallerActivity != null 3344 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3345 .equals(modifiedPackage)) { 3346 return; 3347 } 3348 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3349 } 3350 3351 private static File preparePackageParserCache(boolean isUpgrade) { 3352 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3353 return null; 3354 } 3355 3356 // Disable package parsing on eng builds to allow for faster incremental development. 3357 if (Build.IS_ENG) { 3358 return null; 3359 } 3360 3361 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3362 Slog.i(TAG, "Disabling package parser cache due to system property."); 3363 return null; 3364 } 3365 3366 // The base directory for the package parser cache lives under /data/system/. 3367 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3368 "package_cache"); 3369 if (cacheBaseDir == null) { 3370 return null; 3371 } 3372 3373 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3374 // This also serves to "GC" unused entries when the package cache version changes (which 3375 // can only happen during upgrades). 3376 if (isUpgrade) { 3377 FileUtils.deleteContents(cacheBaseDir); 3378 } 3379 3380 3381 // Return the versioned package cache directory. This is something like 3382 // "/data/system/package_cache/1" 3383 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3384 3385 // The following is a workaround to aid development on non-numbered userdebug 3386 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3387 // the system partition is newer. 3388 // 3389 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3390 // that starts with "eng." to signify that this is an engineering build and not 3391 // destined for release. 3392 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3393 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3394 3395 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3396 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3397 // in general and should not be used for production changes. In this specific case, 3398 // we know that they will work. 3399 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3400 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3401 FileUtils.deleteContents(cacheBaseDir); 3402 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3403 } 3404 } 3405 3406 return cacheDir; 3407 } 3408 3409 @Override 3410 public boolean isFirstBoot() { 3411 // allow instant applications 3412 return mFirstBoot; 3413 } 3414 3415 @Override 3416 public boolean isOnlyCoreApps() { 3417 // allow instant applications 3418 return mOnlyCore; 3419 } 3420 3421 @Override 3422 public boolean isUpgrade() { 3423 // allow instant applications 3424 // The system property allows testing ota flow when upgraded to the same image. 3425 return mIsUpgrade || SystemProperties.getBoolean( 3426 "persist.pm.mock-upgrade", false /* default */); 3427 } 3428 3429 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3430 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3431 3432 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3433 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3434 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3435 if (matches.size() == 1) { 3436 return matches.get(0).getComponentInfo().packageName; 3437 } else if (matches.size() == 0) { 3438 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3439 return null; 3440 } 3441 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3442 } 3443 3444 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3445 synchronized (mPackages) { 3446 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3447 if (libraryEntry == null) { 3448 throw new IllegalStateException("Missing required shared library:" + name); 3449 } 3450 return libraryEntry.apk; 3451 } 3452 } 3453 3454 private @NonNull String getRequiredInstallerLPr() { 3455 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3456 intent.addCategory(Intent.CATEGORY_DEFAULT); 3457 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3458 3459 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3460 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3461 UserHandle.USER_SYSTEM); 3462 if (matches.size() == 1) { 3463 ResolveInfo resolveInfo = matches.get(0); 3464 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3465 throw new RuntimeException("The installer must be a privileged app"); 3466 } 3467 return matches.get(0).getComponentInfo().packageName; 3468 } else { 3469 throw new RuntimeException("There must be exactly one installer; found " + matches); 3470 } 3471 } 3472 3473 private @NonNull String getRequiredUninstallerLPr() { 3474 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3475 intent.addCategory(Intent.CATEGORY_DEFAULT); 3476 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3477 3478 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3479 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3480 UserHandle.USER_SYSTEM); 3481 if (resolveInfo == null || 3482 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3483 throw new RuntimeException("There must be exactly one uninstaller; found " 3484 + resolveInfo); 3485 } 3486 return resolveInfo.getComponentInfo().packageName; 3487 } 3488 3489 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3490 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3491 3492 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3493 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3494 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3495 ResolveInfo best = null; 3496 final int N = matches.size(); 3497 for (int i = 0; i < N; i++) { 3498 final ResolveInfo cur = matches.get(i); 3499 final String packageName = cur.getComponentInfo().packageName; 3500 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3501 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3502 continue; 3503 } 3504 3505 if (best == null || cur.priority > best.priority) { 3506 best = cur; 3507 } 3508 } 3509 3510 if (best != null) { 3511 return best.getComponentInfo().getComponentName(); 3512 } 3513 Slog.w(TAG, "Intent filter verifier not found"); 3514 return null; 3515 } 3516 3517 @Override 3518 public @Nullable ComponentName getInstantAppResolverComponent() { 3519 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3520 return null; 3521 } 3522 synchronized (mPackages) { 3523 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3524 if (instantAppResolver == null) { 3525 return null; 3526 } 3527 return instantAppResolver.first; 3528 } 3529 } 3530 3531 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3532 final String[] packageArray = 3533 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3534 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3535 if (DEBUG_INSTANT) { 3536 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3537 } 3538 return null; 3539 } 3540 3541 final int callingUid = Binder.getCallingUid(); 3542 final int resolveFlags = 3543 MATCH_DIRECT_BOOT_AWARE 3544 | MATCH_DIRECT_BOOT_UNAWARE 3545 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3546 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3547 final Intent resolverIntent = new Intent(actionName); 3548 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3549 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3550 final int N = resolvers.size(); 3551 if (N == 0) { 3552 if (DEBUG_INSTANT) { 3553 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3554 } 3555 return null; 3556 } 3557 3558 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3559 for (int i = 0; i < N; i++) { 3560 final ResolveInfo info = resolvers.get(i); 3561 3562 if (info.serviceInfo == null) { 3563 continue; 3564 } 3565 3566 final String packageName = info.serviceInfo.packageName; 3567 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3568 if (DEBUG_INSTANT) { 3569 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3570 + " pkg: " + packageName + ", info:" + info); 3571 } 3572 continue; 3573 } 3574 3575 if (DEBUG_INSTANT) { 3576 Slog.v(TAG, "Ephemeral resolver found;" 3577 + " pkg: " + packageName + ", info:" + info); 3578 } 3579 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3580 } 3581 if (DEBUG_INSTANT) { 3582 Slog.v(TAG, "Ephemeral resolver NOT found"); 3583 } 3584 return null; 3585 } 3586 3587 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3588 String[] orderedActions = Build.IS_ENG 3589 ? new String[]{ 3590 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3591 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE} 3592 : new String[]{ 3593 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE}; 3594 3595 final int resolveFlags = 3596 MATCH_DIRECT_BOOT_AWARE 3597 | MATCH_DIRECT_BOOT_UNAWARE 3598 | Intent.FLAG_IGNORE_EPHEMERAL 3599 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3600 final Intent intent = new Intent(); 3601 intent.addCategory(Intent.CATEGORY_DEFAULT); 3602 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3603 List<ResolveInfo> matches = null; 3604 for (String action : orderedActions) { 3605 intent.setAction(action); 3606 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3607 resolveFlags, UserHandle.USER_SYSTEM); 3608 if (matches.isEmpty()) { 3609 if (DEBUG_INSTANT) { 3610 Slog.d(TAG, "Instant App installer not found with " + action); 3611 } 3612 } else { 3613 break; 3614 } 3615 } 3616 Iterator<ResolveInfo> iter = matches.iterator(); 3617 while (iter.hasNext()) { 3618 final ResolveInfo rInfo = iter.next(); 3619 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3620 if (ps != null) { 3621 final PermissionsState permissionsState = ps.getPermissionsState(); 3622 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3623 || Build.IS_ENG) { 3624 continue; 3625 } 3626 } 3627 iter.remove(); 3628 } 3629 if (matches.size() == 0) { 3630 return null; 3631 } else if (matches.size() == 1) { 3632 return (ActivityInfo) matches.get(0).getComponentInfo(); 3633 } else { 3634 throw new RuntimeException( 3635 "There must be at most one ephemeral installer; found " + matches); 3636 } 3637 } 3638 3639 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3640 @NonNull ComponentName resolver) { 3641 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3642 .addCategory(Intent.CATEGORY_DEFAULT) 3643 .setPackage(resolver.getPackageName()); 3644 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3645 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3646 UserHandle.USER_SYSTEM); 3647 if (matches.isEmpty()) { 3648 return null; 3649 } 3650 return matches.get(0).getComponentInfo().getComponentName(); 3651 } 3652 3653 private void primeDomainVerificationsLPw(int userId) { 3654 if (DEBUG_DOMAIN_VERIFICATION) { 3655 Slog.d(TAG, "Priming domain verifications in user " + userId); 3656 } 3657 3658 SystemConfig systemConfig = SystemConfig.getInstance(); 3659 ArraySet<String> packages = systemConfig.getLinkedApps(); 3660 3661 for (String packageName : packages) { 3662 PackageParser.Package pkg = mPackages.get(packageName); 3663 if (pkg != null) { 3664 if (!pkg.isSystem()) { 3665 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3666 continue; 3667 } 3668 3669 ArraySet<String> domains = null; 3670 for (PackageParser.Activity a : pkg.activities) { 3671 for (ActivityIntentInfo filter : a.intents) { 3672 if (hasValidDomains(filter)) { 3673 if (domains == null) { 3674 domains = new ArraySet<String>(); 3675 } 3676 domains.addAll(filter.getHostsList()); 3677 } 3678 } 3679 } 3680 3681 if (domains != null && domains.size() > 0) { 3682 if (DEBUG_DOMAIN_VERIFICATION) { 3683 Slog.v(TAG, " + " + packageName); 3684 } 3685 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3686 // state w.r.t. the formal app-linkage "no verification attempted" state; 3687 // and then 'always' in the per-user state actually used for intent resolution. 3688 final IntentFilterVerificationInfo ivi; 3689 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3690 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3691 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3692 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3693 } else { 3694 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3695 + "' does not handle web links"); 3696 } 3697 } else { 3698 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3699 } 3700 } 3701 3702 scheduleWritePackageRestrictionsLocked(userId); 3703 scheduleWriteSettingsLocked(); 3704 } 3705 3706 private void applyFactoryDefaultBrowserLPw(int userId) { 3707 // The default browser app's package name is stored in a string resource, 3708 // with a product-specific overlay used for vendor customization. 3709 String browserPkg = mContext.getResources().getString( 3710 com.android.internal.R.string.default_browser); 3711 if (!TextUtils.isEmpty(browserPkg)) { 3712 // non-empty string => required to be a known package 3713 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3714 if (ps == null) { 3715 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3716 browserPkg = null; 3717 } else { 3718 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3719 } 3720 } 3721 3722 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3723 // default. If there's more than one, just leave everything alone. 3724 if (browserPkg == null) { 3725 calculateDefaultBrowserLPw(userId); 3726 } 3727 } 3728 3729 private void calculateDefaultBrowserLPw(int userId) { 3730 List<String> allBrowsers = resolveAllBrowserApps(userId); 3731 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3732 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3733 } 3734 3735 private List<String> resolveAllBrowserApps(int userId) { 3736 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3737 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3738 PackageManager.MATCH_ALL, userId); 3739 3740 final int count = list.size(); 3741 List<String> result = new ArrayList<String>(count); 3742 for (int i=0; i<count; i++) { 3743 ResolveInfo info = list.get(i); 3744 if (info.activityInfo == null 3745 || !info.handleAllWebDataURI 3746 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3747 || result.contains(info.activityInfo.packageName)) { 3748 continue; 3749 } 3750 result.add(info.activityInfo.packageName); 3751 } 3752 3753 return result; 3754 } 3755 3756 private boolean packageIsBrowser(String packageName, int userId) { 3757 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3758 PackageManager.MATCH_ALL, userId); 3759 final int N = list.size(); 3760 for (int i = 0; i < N; i++) { 3761 ResolveInfo info = list.get(i); 3762 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3763 return true; 3764 } 3765 } 3766 return false; 3767 } 3768 3769 private void checkDefaultBrowser() { 3770 final int myUserId = UserHandle.myUserId(); 3771 final String packageName = getDefaultBrowserPackageName(myUserId); 3772 if (packageName != null) { 3773 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3774 if (info == null) { 3775 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3776 synchronized (mPackages) { 3777 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3778 } 3779 } 3780 } 3781 } 3782 3783 @Override 3784 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3785 throws RemoteException { 3786 try { 3787 return super.onTransact(code, data, reply, flags); 3788 } catch (RuntimeException e) { 3789 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3790 Slog.wtf(TAG, "Package Manager Crash", e); 3791 } 3792 throw e; 3793 } 3794 } 3795 3796 static int[] appendInts(int[] cur, int[] add) { 3797 if (add == null) return cur; 3798 if (cur == null) return add; 3799 final int N = add.length; 3800 for (int i=0; i<N; i++) { 3801 cur = appendInt(cur, add[i]); 3802 } 3803 return cur; 3804 } 3805 3806 /** 3807 * Returns whether or not a full application can see an instant application. 3808 * <p> 3809 * Currently, there are three cases in which this can occur: 3810 * <ol> 3811 * <li>The calling application is a "special" process. Special processes 3812 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3813 * <li>The calling application has the permission 3814 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3815 * <li>The calling application is the default launcher on the 3816 * system partition.</li> 3817 * </ol> 3818 */ 3819 private boolean canViewInstantApps(int callingUid, int userId) { 3820 if (callingUid < Process.FIRST_APPLICATION_UID) { 3821 return true; 3822 } 3823 if (mContext.checkCallingOrSelfPermission( 3824 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3825 return true; 3826 } 3827 if (mContext.checkCallingOrSelfPermission( 3828 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3829 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3830 if (homeComponent != null 3831 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3832 return true; 3833 } 3834 } 3835 return false; 3836 } 3837 3838 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3839 if (!sUserManager.exists(userId)) return null; 3840 if (ps == null) { 3841 return null; 3842 } 3843 PackageParser.Package p = ps.pkg; 3844 if (p == null) { 3845 return null; 3846 } 3847 final int callingUid = Binder.getCallingUid(); 3848 // Filter out ephemeral app metadata: 3849 // * The system/shell/root can see metadata for any app 3850 // * An installed app can see metadata for 1) other installed apps 3851 // and 2) ephemeral apps that have explicitly interacted with it 3852 // * Ephemeral apps can only see their own data and exposed installed apps 3853 // * Holding a signature permission allows seeing instant apps 3854 if (filterAppAccessLPr(ps, callingUid, userId)) { 3855 return null; 3856 } 3857 3858 final PermissionsState permissionsState = ps.getPermissionsState(); 3859 3860 // Compute GIDs only if requested 3861 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3862 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3863 // Compute granted permissions only if package has requested permissions 3864 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3865 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3866 final PackageUserState state = ps.readUserState(userId); 3867 3868 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3869 && ps.isSystem()) { 3870 flags |= MATCH_ANY_USER; 3871 } 3872 3873 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3874 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3875 3876 if (packageInfo == null) { 3877 return null; 3878 } 3879 3880 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3881 resolveExternalPackageNameLPr(p); 3882 3883 return packageInfo; 3884 } 3885 3886 @Override 3887 public void checkPackageStartable(String packageName, int userId) { 3888 final int callingUid = Binder.getCallingUid(); 3889 if (getInstantAppPackageName(callingUid) != null) { 3890 throw new SecurityException("Instant applications don't have access to this method"); 3891 } 3892 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3893 synchronized (mPackages) { 3894 final PackageSetting ps = mSettings.mPackages.get(packageName); 3895 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3896 throw new SecurityException("Package " + packageName + " was not found!"); 3897 } 3898 3899 if (!ps.getInstalled(userId)) { 3900 throw new SecurityException( 3901 "Package " + packageName + " was not installed for user " + userId + "!"); 3902 } 3903 3904 if (mSafeMode && !ps.isSystem()) { 3905 throw new SecurityException("Package " + packageName + " not a system app!"); 3906 } 3907 3908 if (mFrozenPackages.contains(packageName)) { 3909 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3910 } 3911 3912 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3913 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3914 } 3915 } 3916 } 3917 3918 @Override 3919 public boolean isPackageAvailable(String packageName, int userId) { 3920 if (!sUserManager.exists(userId)) return false; 3921 final int callingUid = Binder.getCallingUid(); 3922 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3923 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3924 synchronized (mPackages) { 3925 PackageParser.Package p = mPackages.get(packageName); 3926 if (p != null) { 3927 final PackageSetting ps = (PackageSetting) p.mExtras; 3928 if (filterAppAccessLPr(ps, callingUid, userId)) { 3929 return false; 3930 } 3931 if (ps != null) { 3932 final PackageUserState state = ps.readUserState(userId); 3933 if (state != null) { 3934 return PackageParser.isAvailable(state); 3935 } 3936 } 3937 } 3938 } 3939 return false; 3940 } 3941 3942 @Override 3943 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3944 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3945 flags, Binder.getCallingUid(), userId); 3946 } 3947 3948 @Override 3949 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3950 int flags, int userId) { 3951 return getPackageInfoInternal(versionedPackage.getPackageName(), 3952 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 3953 } 3954 3955 /** 3956 * Important: The provided filterCallingUid is used exclusively to filter out packages 3957 * that can be seen based on user state. It's typically the original caller uid prior 3958 * to clearing. Because it can only be provided by trusted code, it's value can be 3959 * trusted and will be used as-is; unlike userId which will be validated by this method. 3960 */ 3961 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 3962 int flags, int filterCallingUid, int userId) { 3963 if (!sUserManager.exists(userId)) return null; 3964 flags = updateFlagsForPackage(flags, userId, packageName); 3965 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3966 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3967 3968 // reader 3969 synchronized (mPackages) { 3970 // Normalize package name to handle renamed packages and static libs 3971 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3972 3973 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3974 if (matchFactoryOnly) { 3975 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3976 if (ps != null) { 3977 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3978 return null; 3979 } 3980 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3981 return null; 3982 } 3983 return generatePackageInfo(ps, flags, userId); 3984 } 3985 } 3986 3987 PackageParser.Package p = mPackages.get(packageName); 3988 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3989 return null; 3990 } 3991 if (DEBUG_PACKAGE_INFO) 3992 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3993 if (p != null) { 3994 final PackageSetting ps = (PackageSetting) p.mExtras; 3995 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3996 return null; 3997 } 3998 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 3999 return null; 4000 } 4001 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4002 } 4003 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4004 final PackageSetting ps = mSettings.mPackages.get(packageName); 4005 if (ps == null) return null; 4006 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4007 return null; 4008 } 4009 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4010 return null; 4011 } 4012 return generatePackageInfo(ps, flags, userId); 4013 } 4014 } 4015 return null; 4016 } 4017 4018 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4019 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4020 return true; 4021 } 4022 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4023 return true; 4024 } 4025 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4026 return true; 4027 } 4028 return false; 4029 } 4030 4031 private boolean isComponentVisibleToInstantApp( 4032 @Nullable ComponentName component, @ComponentType int type) { 4033 if (type == TYPE_ACTIVITY) { 4034 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4035 return activity != null 4036 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4037 : false; 4038 } else if (type == TYPE_RECEIVER) { 4039 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4040 return activity != null 4041 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4042 : false; 4043 } else if (type == TYPE_SERVICE) { 4044 final PackageParser.Service service = mServices.mServices.get(component); 4045 return service != null 4046 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4047 : false; 4048 } else if (type == TYPE_PROVIDER) { 4049 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4050 return provider != null 4051 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4052 : false; 4053 } else if (type == TYPE_UNKNOWN) { 4054 return isComponentVisibleToInstantApp(component); 4055 } 4056 return false; 4057 } 4058 4059 /** 4060 * Returns whether or not access to the application should be filtered. 4061 * <p> 4062 * Access may be limited based upon whether the calling or target applications 4063 * are instant applications. 4064 * 4065 * @see #canAccessInstantApps(int) 4066 */ 4067 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4068 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4069 // if we're in an isolated process, get the real calling UID 4070 if (Process.isIsolated(callingUid)) { 4071 callingUid = mIsolatedOwners.get(callingUid); 4072 } 4073 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4074 final boolean callerIsInstantApp = instantAppPkgName != null; 4075 if (ps == null) { 4076 if (callerIsInstantApp) { 4077 // pretend the application exists, but, needs to be filtered 4078 return true; 4079 } 4080 return false; 4081 } 4082 // if the target and caller are the same application, don't filter 4083 if (isCallerSameApp(ps.name, callingUid)) { 4084 return false; 4085 } 4086 if (callerIsInstantApp) { 4087 // request for a specific component; if it hasn't been explicitly exposed, filter 4088 if (component != null) { 4089 return !isComponentVisibleToInstantApp(component, componentType); 4090 } 4091 // request for application; if no components have been explicitly exposed, filter 4092 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4093 } 4094 if (ps.getInstantApp(userId)) { 4095 // caller can see all components of all instant applications, don't filter 4096 if (canViewInstantApps(callingUid, userId)) { 4097 return false; 4098 } 4099 // request for a specific instant application component, filter 4100 if (component != null) { 4101 return true; 4102 } 4103 // request for an instant application; if the caller hasn't been granted access, filter 4104 return !mInstantAppRegistry.isInstantAccessGranted( 4105 userId, UserHandle.getAppId(callingUid), ps.appId); 4106 } 4107 return false; 4108 } 4109 4110 /** 4111 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4112 */ 4113 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4114 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4115 } 4116 4117 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4118 int flags) { 4119 // Callers can access only the libs they depend on, otherwise they need to explicitly 4120 // ask for the shared libraries given the caller is allowed to access all static libs. 4121 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4122 // System/shell/root get to see all static libs 4123 final int appId = UserHandle.getAppId(uid); 4124 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4125 || appId == Process.ROOT_UID) { 4126 return false; 4127 } 4128 } 4129 4130 // No package means no static lib as it is always on internal storage 4131 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4132 return false; 4133 } 4134 4135 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4136 ps.pkg.staticSharedLibVersion); 4137 if (libEntry == null) { 4138 return false; 4139 } 4140 4141 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4142 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4143 if (uidPackageNames == null) { 4144 return true; 4145 } 4146 4147 for (String uidPackageName : uidPackageNames) { 4148 if (ps.name.equals(uidPackageName)) { 4149 return false; 4150 } 4151 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4152 if (uidPs != null) { 4153 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4154 libEntry.info.getName()); 4155 if (index < 0) { 4156 continue; 4157 } 4158 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4159 return false; 4160 } 4161 } 4162 } 4163 return true; 4164 } 4165 4166 @Override 4167 public String[] currentToCanonicalPackageNames(String[] names) { 4168 final int callingUid = Binder.getCallingUid(); 4169 if (getInstantAppPackageName(callingUid) != null) { 4170 return names; 4171 } 4172 final String[] out = new String[names.length]; 4173 // reader 4174 synchronized (mPackages) { 4175 final int callingUserId = UserHandle.getUserId(callingUid); 4176 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4177 for (int i=names.length-1; i>=0; i--) { 4178 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4179 boolean translateName = false; 4180 if (ps != null && ps.realName != null) { 4181 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4182 translateName = !targetIsInstantApp 4183 || canViewInstantApps 4184 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4185 UserHandle.getAppId(callingUid), ps.appId); 4186 } 4187 out[i] = translateName ? ps.realName : names[i]; 4188 } 4189 } 4190 return out; 4191 } 4192 4193 @Override 4194 public String[] canonicalToCurrentPackageNames(String[] names) { 4195 final int callingUid = Binder.getCallingUid(); 4196 if (getInstantAppPackageName(callingUid) != null) { 4197 return names; 4198 } 4199 final String[] out = new String[names.length]; 4200 // reader 4201 synchronized (mPackages) { 4202 final int callingUserId = UserHandle.getUserId(callingUid); 4203 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4204 for (int i=names.length-1; i>=0; i--) { 4205 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4206 boolean translateName = false; 4207 if (cur != null) { 4208 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4209 final boolean targetIsInstantApp = 4210 ps != null && ps.getInstantApp(callingUserId); 4211 translateName = !targetIsInstantApp 4212 || canViewInstantApps 4213 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4214 UserHandle.getAppId(callingUid), ps.appId); 4215 } 4216 out[i] = translateName ? cur : names[i]; 4217 } 4218 } 4219 return out; 4220 } 4221 4222 @Override 4223 public int getPackageUid(String packageName, int flags, int userId) { 4224 if (!sUserManager.exists(userId)) return -1; 4225 final int callingUid = Binder.getCallingUid(); 4226 flags = updateFlagsForPackage(flags, userId, packageName); 4227 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4228 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4229 4230 // reader 4231 synchronized (mPackages) { 4232 final PackageParser.Package p = mPackages.get(packageName); 4233 if (p != null && p.isMatch(flags)) { 4234 PackageSetting ps = (PackageSetting) p.mExtras; 4235 if (filterAppAccessLPr(ps, callingUid, userId)) { 4236 return -1; 4237 } 4238 return UserHandle.getUid(userId, p.applicationInfo.uid); 4239 } 4240 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4241 final PackageSetting ps = mSettings.mPackages.get(packageName); 4242 if (ps != null && ps.isMatch(flags) 4243 && !filterAppAccessLPr(ps, callingUid, userId)) { 4244 return UserHandle.getUid(userId, ps.appId); 4245 } 4246 } 4247 } 4248 4249 return -1; 4250 } 4251 4252 @Override 4253 public int[] getPackageGids(String packageName, int flags, int userId) { 4254 if (!sUserManager.exists(userId)) return null; 4255 final int callingUid = Binder.getCallingUid(); 4256 flags = updateFlagsForPackage(flags, userId, packageName); 4257 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4258 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4259 4260 // reader 4261 synchronized (mPackages) { 4262 final PackageParser.Package p = mPackages.get(packageName); 4263 if (p != null && p.isMatch(flags)) { 4264 PackageSetting ps = (PackageSetting) p.mExtras; 4265 if (filterAppAccessLPr(ps, callingUid, userId)) { 4266 return null; 4267 } 4268 // TODO: Shouldn't this be checking for package installed state for userId and 4269 // return null? 4270 return ps.getPermissionsState().computeGids(userId); 4271 } 4272 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4273 final PackageSetting ps = mSettings.mPackages.get(packageName); 4274 if (ps != null && ps.isMatch(flags) 4275 && !filterAppAccessLPr(ps, callingUid, userId)) { 4276 return ps.getPermissionsState().computeGids(userId); 4277 } 4278 } 4279 } 4280 4281 return null; 4282 } 4283 4284 @Override 4285 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4286 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4287 } 4288 4289 @Override 4290 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4291 int flags) { 4292 final List<PermissionInfo> permissionList = 4293 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4294 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4295 } 4296 4297 @Override 4298 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4299 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4300 } 4301 4302 @Override 4303 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4304 final List<PermissionGroupInfo> permissionList = 4305 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4306 return (permissionList == null) 4307 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4308 } 4309 4310 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4311 int filterCallingUid, int userId) { 4312 if (!sUserManager.exists(userId)) return null; 4313 PackageSetting ps = mSettings.mPackages.get(packageName); 4314 if (ps != null) { 4315 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4316 return null; 4317 } 4318 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4319 return null; 4320 } 4321 if (ps.pkg == null) { 4322 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4323 if (pInfo != null) { 4324 return pInfo.applicationInfo; 4325 } 4326 return null; 4327 } 4328 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4329 ps.readUserState(userId), userId); 4330 if (ai != null) { 4331 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4332 } 4333 return ai; 4334 } 4335 return null; 4336 } 4337 4338 @Override 4339 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4340 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4341 } 4342 4343 /** 4344 * Important: The provided filterCallingUid is used exclusively to filter out applications 4345 * that can be seen based on user state. It's typically the original caller uid prior 4346 * to clearing. Because it can only be provided by trusted code, it's value can be 4347 * trusted and will be used as-is; unlike userId which will be validated by this method. 4348 */ 4349 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4350 int filterCallingUid, int userId) { 4351 if (!sUserManager.exists(userId)) return null; 4352 flags = updateFlagsForApplication(flags, userId, packageName); 4353 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4354 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4355 4356 // writer 4357 synchronized (mPackages) { 4358 // Normalize package name to handle renamed packages and static libs 4359 packageName = resolveInternalPackageNameLPr(packageName, 4360 PackageManager.VERSION_CODE_HIGHEST); 4361 4362 PackageParser.Package p = mPackages.get(packageName); 4363 if (DEBUG_PACKAGE_INFO) Log.v( 4364 TAG, "getApplicationInfo " + packageName 4365 + ": " + p); 4366 if (p != null) { 4367 PackageSetting ps = mSettings.mPackages.get(packageName); 4368 if (ps == null) return null; 4369 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4370 return null; 4371 } 4372 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4373 return null; 4374 } 4375 // Note: isEnabledLP() does not apply here - always return info 4376 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4377 p, flags, ps.readUserState(userId), userId); 4378 if (ai != null) { 4379 ai.packageName = resolveExternalPackageNameLPr(p); 4380 } 4381 return ai; 4382 } 4383 if ("android".equals(packageName)||"system".equals(packageName)) { 4384 return mAndroidApplication; 4385 } 4386 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4387 // Already generates the external package name 4388 return generateApplicationInfoFromSettingsLPw(packageName, 4389 flags, filterCallingUid, userId); 4390 } 4391 } 4392 return null; 4393 } 4394 4395 private String normalizePackageNameLPr(String packageName) { 4396 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4397 return normalizedPackageName != null ? normalizedPackageName : packageName; 4398 } 4399 4400 @Override 4401 public void deletePreloadsFileCache() { 4402 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4403 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4404 } 4405 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4406 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4407 FileUtils.deleteContents(dir); 4408 } 4409 4410 @Override 4411 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4412 final int storageFlags, final IPackageDataObserver observer) { 4413 mContext.enforceCallingOrSelfPermission( 4414 android.Manifest.permission.CLEAR_APP_CACHE, null); 4415 mHandler.post(() -> { 4416 boolean success = false; 4417 try { 4418 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4419 success = true; 4420 } catch (IOException e) { 4421 Slog.w(TAG, e); 4422 } 4423 if (observer != null) { 4424 try { 4425 observer.onRemoveCompleted(null, success); 4426 } catch (RemoteException e) { 4427 Slog.w(TAG, e); 4428 } 4429 } 4430 }); 4431 } 4432 4433 @Override 4434 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4435 final int storageFlags, final IntentSender pi) { 4436 mContext.enforceCallingOrSelfPermission( 4437 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4438 mHandler.post(() -> { 4439 boolean success = false; 4440 try { 4441 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4442 success = true; 4443 } catch (IOException e) { 4444 Slog.w(TAG, e); 4445 } 4446 if (pi != null) { 4447 try { 4448 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4449 } catch (SendIntentException e) { 4450 Slog.w(TAG, e); 4451 } 4452 } 4453 }); 4454 } 4455 4456 /** 4457 * Blocking call to clear various types of cached data across the system 4458 * until the requested bytes are available. 4459 */ 4460 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4461 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4462 final File file = storage.findPathForUuid(volumeUuid); 4463 if (file.getUsableSpace() >= bytes) return; 4464 4465 if (ENABLE_FREE_CACHE_V2) { 4466 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4467 volumeUuid); 4468 final boolean aggressive = (storageFlags 4469 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4470 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4471 4472 // 1. Pre-flight to determine if we have any chance to succeed 4473 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4474 if (internalVolume && (aggressive || SystemProperties 4475 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4476 deletePreloadsFileCache(); 4477 if (file.getUsableSpace() >= bytes) return; 4478 } 4479 4480 // 3. Consider parsed APK data (aggressive only) 4481 if (internalVolume && aggressive) { 4482 FileUtils.deleteContents(mCacheDir); 4483 if (file.getUsableSpace() >= bytes) return; 4484 } 4485 4486 // 4. Consider cached app data (above quotas) 4487 try { 4488 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4489 Installer.FLAG_FREE_CACHE_V2); 4490 } catch (InstallerException ignored) { 4491 } 4492 if (file.getUsableSpace() >= bytes) return; 4493 4494 // 5. Consider shared libraries with refcount=0 and age>min cache period 4495 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4496 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4497 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4498 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4499 return; 4500 } 4501 4502 // 6. Consider dexopt output (aggressive only) 4503 // TODO: Implement 4504 4505 // 7. Consider installed instant apps unused longer than min cache period 4506 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4507 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4508 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4509 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4510 return; 4511 } 4512 4513 // 8. Consider cached app data (below quotas) 4514 try { 4515 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4516 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4517 } catch (InstallerException ignored) { 4518 } 4519 if (file.getUsableSpace() >= bytes) return; 4520 4521 // 9. Consider DropBox entries 4522 // TODO: Implement 4523 4524 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4525 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4526 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4527 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4528 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4529 return; 4530 } 4531 } else { 4532 try { 4533 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4534 } catch (InstallerException ignored) { 4535 } 4536 if (file.getUsableSpace() >= bytes) return; 4537 } 4538 4539 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4540 } 4541 4542 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4543 throws IOException { 4544 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4545 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4546 4547 List<VersionedPackage> packagesToDelete = null; 4548 final long now = System.currentTimeMillis(); 4549 4550 synchronized (mPackages) { 4551 final int[] allUsers = sUserManager.getUserIds(); 4552 final int libCount = mSharedLibraries.size(); 4553 for (int i = 0; i < libCount; i++) { 4554 final LongSparseArray<SharedLibraryEntry> versionedLib 4555 = mSharedLibraries.valueAt(i); 4556 if (versionedLib == null) { 4557 continue; 4558 } 4559 final int versionCount = versionedLib.size(); 4560 for (int j = 0; j < versionCount; j++) { 4561 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4562 // Skip packages that are not static shared libs. 4563 if (!libInfo.isStatic()) { 4564 break; 4565 } 4566 // Important: We skip static shared libs used for some user since 4567 // in such a case we need to keep the APK on the device. The check for 4568 // a lib being used for any user is performed by the uninstall call. 4569 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4570 // Resolve the package name - we use synthetic package names internally 4571 final String internalPackageName = resolveInternalPackageNameLPr( 4572 declaringPackage.getPackageName(), 4573 declaringPackage.getLongVersionCode()); 4574 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4575 // Skip unused static shared libs cached less than the min period 4576 // to prevent pruning a lib needed by a subsequently installed package. 4577 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4578 continue; 4579 } 4580 if (packagesToDelete == null) { 4581 packagesToDelete = new ArrayList<>(); 4582 } 4583 packagesToDelete.add(new VersionedPackage(internalPackageName, 4584 declaringPackage.getLongVersionCode())); 4585 } 4586 } 4587 } 4588 4589 if (packagesToDelete != null) { 4590 final int packageCount = packagesToDelete.size(); 4591 for (int i = 0; i < packageCount; i++) { 4592 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4593 // Delete the package synchronously (will fail of the lib used for any user). 4594 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4595 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4596 == PackageManager.DELETE_SUCCEEDED) { 4597 if (volume.getUsableSpace() >= neededSpace) { 4598 return true; 4599 } 4600 } 4601 } 4602 } 4603 4604 return false; 4605 } 4606 4607 /** 4608 * Update given flags based on encryption status of current user. 4609 */ 4610 private int updateFlags(int flags, int userId) { 4611 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4612 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4613 // Caller expressed an explicit opinion about what encryption 4614 // aware/unaware components they want to see, so fall through and 4615 // give them what they want 4616 } else { 4617 // Caller expressed no opinion, so match based on user state 4618 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4619 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4620 } else { 4621 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4622 } 4623 } 4624 return flags; 4625 } 4626 4627 private UserManagerInternal getUserManagerInternal() { 4628 if (mUserManagerInternal == null) { 4629 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4630 } 4631 return mUserManagerInternal; 4632 } 4633 4634 private ActivityManagerInternal getActivityManagerInternal() { 4635 if (mActivityManagerInternal == null) { 4636 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4637 } 4638 return mActivityManagerInternal; 4639 } 4640 4641 4642 private DeviceIdleController.LocalService getDeviceIdleController() { 4643 if (mDeviceIdleController == null) { 4644 mDeviceIdleController = 4645 LocalServices.getService(DeviceIdleController.LocalService.class); 4646 } 4647 return mDeviceIdleController; 4648 } 4649 4650 /** 4651 * Update given flags when being used to request {@link PackageInfo}. 4652 */ 4653 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4654 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4655 boolean triaged = true; 4656 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4657 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4658 // Caller is asking for component details, so they'd better be 4659 // asking for specific encryption matching behavior, or be triaged 4660 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4661 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4662 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4663 triaged = false; 4664 } 4665 } 4666 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4667 | PackageManager.MATCH_SYSTEM_ONLY 4668 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4669 triaged = false; 4670 } 4671 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4672 mPermissionManager.enforceCrossUserPermission( 4673 Binder.getCallingUid(), userId, false, false, 4674 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4675 + Debug.getCallers(5)); 4676 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4677 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4678 // If the caller wants all packages and has a restricted profile associated with it, 4679 // then match all users. This is to make sure that launchers that need to access work 4680 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4681 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4682 flags |= PackageManager.MATCH_ANY_USER; 4683 } 4684 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4685 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4686 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4687 } 4688 return updateFlags(flags, userId); 4689 } 4690 4691 /** 4692 * Update given flags when being used to request {@link ApplicationInfo}. 4693 */ 4694 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4695 return updateFlagsForPackage(flags, userId, cookie); 4696 } 4697 4698 /** 4699 * Update given flags when being used to request {@link ComponentInfo}. 4700 */ 4701 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4702 if (cookie instanceof Intent) { 4703 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4704 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4705 } 4706 } 4707 4708 boolean triaged = true; 4709 // Caller is asking for component details, so they'd better be 4710 // asking for specific encryption matching behavior, or be triaged 4711 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4712 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4713 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4714 triaged = false; 4715 } 4716 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4717 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4718 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4719 } 4720 4721 return updateFlags(flags, userId); 4722 } 4723 4724 /** 4725 * Update given intent when being used to request {@link ResolveInfo}. 4726 */ 4727 private Intent updateIntentForResolve(Intent intent) { 4728 if (intent.getSelector() != null) { 4729 intent = intent.getSelector(); 4730 } 4731 if (DEBUG_PREFERRED) { 4732 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4733 } 4734 return intent; 4735 } 4736 4737 /** 4738 * Update given flags when being used to request {@link ResolveInfo}. 4739 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4740 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4741 * flag set. However, this flag is only honoured in three circumstances: 4742 * <ul> 4743 * <li>when called from a system process</li> 4744 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4745 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4746 * action and a {@code android.intent.category.BROWSABLE} category</li> 4747 * </ul> 4748 */ 4749 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4750 return updateFlagsForResolve(flags, userId, intent, callingUid, 4751 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4752 } 4753 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4754 boolean wantInstantApps) { 4755 return updateFlagsForResolve(flags, userId, intent, callingUid, 4756 wantInstantApps, false /*onlyExposedExplicitly*/); 4757 } 4758 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4759 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4760 // Safe mode means we shouldn't match any third-party components 4761 if (mSafeMode) { 4762 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4763 } 4764 if (getInstantAppPackageName(callingUid) != null) { 4765 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4766 if (onlyExposedExplicitly) { 4767 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4768 } 4769 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4770 flags |= PackageManager.MATCH_INSTANT; 4771 } else { 4772 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4773 final boolean allowMatchInstant = wantInstantApps 4774 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4775 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4776 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4777 if (!allowMatchInstant) { 4778 flags &= ~PackageManager.MATCH_INSTANT; 4779 } 4780 } 4781 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4782 } 4783 4784 @Override 4785 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4786 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4787 } 4788 4789 /** 4790 * Important: The provided filterCallingUid is used exclusively to filter out activities 4791 * that can be seen based on user state. It's typically the original caller uid prior 4792 * to clearing. Because it can only be provided by trusted code, it's value can be 4793 * trusted and will be used as-is; unlike userId which will be validated by this method. 4794 */ 4795 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4796 int filterCallingUid, int userId) { 4797 if (!sUserManager.exists(userId)) return null; 4798 flags = updateFlagsForComponent(flags, userId, component); 4799 4800 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4801 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4802 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4803 } 4804 4805 synchronized (mPackages) { 4806 PackageParser.Activity a = mActivities.mActivities.get(component); 4807 4808 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4809 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4810 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4811 if (ps == null) return null; 4812 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4813 return null; 4814 } 4815 return PackageParser.generateActivityInfo( 4816 a, flags, ps.readUserState(userId), userId); 4817 } 4818 if (mResolveComponentName.equals(component)) { 4819 return PackageParser.generateActivityInfo( 4820 mResolveActivity, flags, new PackageUserState(), userId); 4821 } 4822 } 4823 return null; 4824 } 4825 4826 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4827 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4828 return false; 4829 } 4830 final long token = Binder.clearCallingIdentity(); 4831 try { 4832 final int callingUserId = UserHandle.getUserId(callingUid); 4833 if (ActivityManager.getCurrentUser() != callingUserId) { 4834 return false; 4835 } 4836 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4837 } finally { 4838 Binder.restoreCallingIdentity(token); 4839 } 4840 } 4841 4842 @Override 4843 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4844 String resolvedType) { 4845 synchronized (mPackages) { 4846 if (component.equals(mResolveComponentName)) { 4847 // The resolver supports EVERYTHING! 4848 return true; 4849 } 4850 final int callingUid = Binder.getCallingUid(); 4851 final int callingUserId = UserHandle.getUserId(callingUid); 4852 PackageParser.Activity a = mActivities.mActivities.get(component); 4853 if (a == null) { 4854 return false; 4855 } 4856 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4857 if (ps == null) { 4858 return false; 4859 } 4860 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4861 return false; 4862 } 4863 for (int i=0; i<a.intents.size(); i++) { 4864 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4865 intent.getData(), intent.getCategories(), TAG) >= 0) { 4866 return true; 4867 } 4868 } 4869 return false; 4870 } 4871 } 4872 4873 @Override 4874 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4875 if (!sUserManager.exists(userId)) return null; 4876 final int callingUid = Binder.getCallingUid(); 4877 flags = updateFlagsForComponent(flags, userId, component); 4878 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4879 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4880 synchronized (mPackages) { 4881 PackageParser.Activity a = mReceivers.mActivities.get(component); 4882 if (DEBUG_PACKAGE_INFO) Log.v( 4883 TAG, "getReceiverInfo " + component + ": " + a); 4884 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4885 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4886 if (ps == null) return null; 4887 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4888 return null; 4889 } 4890 return PackageParser.generateActivityInfo( 4891 a, flags, ps.readUserState(userId), userId); 4892 } 4893 } 4894 return null; 4895 } 4896 4897 @Override 4898 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4899 int flags, int userId) { 4900 if (!sUserManager.exists(userId)) return null; 4901 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4902 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4903 return null; 4904 } 4905 4906 flags = updateFlagsForPackage(flags, userId, null); 4907 4908 final boolean canSeeStaticLibraries = 4909 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4910 == PERMISSION_GRANTED 4911 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4912 == PERMISSION_GRANTED 4913 || canRequestPackageInstallsInternal(packageName, 4914 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4915 false /* throwIfPermNotDeclared*/) 4916 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4917 == PERMISSION_GRANTED; 4918 4919 synchronized (mPackages) { 4920 List<SharedLibraryInfo> result = null; 4921 4922 final int libCount = mSharedLibraries.size(); 4923 for (int i = 0; i < libCount; i++) { 4924 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4925 if (versionedLib == null) { 4926 continue; 4927 } 4928 4929 final int versionCount = versionedLib.size(); 4930 for (int j = 0; j < versionCount; j++) { 4931 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4932 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4933 break; 4934 } 4935 final long identity = Binder.clearCallingIdentity(); 4936 try { 4937 PackageInfo packageInfo = getPackageInfoVersioned( 4938 libInfo.getDeclaringPackage(), flags 4939 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4940 if (packageInfo == null) { 4941 continue; 4942 } 4943 } finally { 4944 Binder.restoreCallingIdentity(identity); 4945 } 4946 4947 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4948 libInfo.getLongVersion(), libInfo.getType(), 4949 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4950 flags, userId)); 4951 4952 if (result == null) { 4953 result = new ArrayList<>(); 4954 } 4955 result.add(resLibInfo); 4956 } 4957 } 4958 4959 return result != null ? new ParceledListSlice<>(result) : null; 4960 } 4961 } 4962 4963 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4964 SharedLibraryInfo libInfo, int flags, int userId) { 4965 List<VersionedPackage> versionedPackages = null; 4966 final int packageCount = mSettings.mPackages.size(); 4967 for (int i = 0; i < packageCount; i++) { 4968 PackageSetting ps = mSettings.mPackages.valueAt(i); 4969 4970 if (ps == null) { 4971 continue; 4972 } 4973 4974 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4975 continue; 4976 } 4977 4978 final String libName = libInfo.getName(); 4979 if (libInfo.isStatic()) { 4980 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4981 if (libIdx < 0) { 4982 continue; 4983 } 4984 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 4985 continue; 4986 } 4987 if (versionedPackages == null) { 4988 versionedPackages = new ArrayList<>(); 4989 } 4990 // If the dependent is a static shared lib, use the public package name 4991 String dependentPackageName = ps.name; 4992 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4993 dependentPackageName = ps.pkg.manifestPackageName; 4994 } 4995 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4996 } else if (ps.pkg != null) { 4997 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4998 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4999 if (versionedPackages == null) { 5000 versionedPackages = new ArrayList<>(); 5001 } 5002 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5003 } 5004 } 5005 } 5006 5007 return versionedPackages; 5008 } 5009 5010 @Override 5011 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5012 if (!sUserManager.exists(userId)) return null; 5013 final int callingUid = Binder.getCallingUid(); 5014 flags = updateFlagsForComponent(flags, userId, component); 5015 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5016 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5017 synchronized (mPackages) { 5018 PackageParser.Service s = mServices.mServices.get(component); 5019 if (DEBUG_PACKAGE_INFO) Log.v( 5020 TAG, "getServiceInfo " + component + ": " + s); 5021 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5022 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5023 if (ps == null) return null; 5024 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5025 return null; 5026 } 5027 return PackageParser.generateServiceInfo( 5028 s, flags, ps.readUserState(userId), userId); 5029 } 5030 } 5031 return null; 5032 } 5033 5034 @Override 5035 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5036 if (!sUserManager.exists(userId)) return null; 5037 final int callingUid = Binder.getCallingUid(); 5038 flags = updateFlagsForComponent(flags, userId, component); 5039 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5040 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5041 synchronized (mPackages) { 5042 PackageParser.Provider p = mProviders.mProviders.get(component); 5043 if (DEBUG_PACKAGE_INFO) Log.v( 5044 TAG, "getProviderInfo " + component + ": " + p); 5045 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5046 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5047 if (ps == null) return null; 5048 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5049 return null; 5050 } 5051 return PackageParser.generateProviderInfo( 5052 p, flags, ps.readUserState(userId), userId); 5053 } 5054 } 5055 return null; 5056 } 5057 5058 @Override 5059 public String[] getSystemSharedLibraryNames() { 5060 // allow instant applications 5061 synchronized (mPackages) { 5062 Set<String> libs = null; 5063 final int libCount = mSharedLibraries.size(); 5064 for (int i = 0; i < libCount; i++) { 5065 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5066 if (versionedLib == null) { 5067 continue; 5068 } 5069 final int versionCount = versionedLib.size(); 5070 for (int j = 0; j < versionCount; j++) { 5071 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5072 if (!libEntry.info.isStatic()) { 5073 if (libs == null) { 5074 libs = new ArraySet<>(); 5075 } 5076 libs.add(libEntry.info.getName()); 5077 break; 5078 } 5079 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5080 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5081 UserHandle.getUserId(Binder.getCallingUid()), 5082 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5083 if (libs == null) { 5084 libs = new ArraySet<>(); 5085 } 5086 libs.add(libEntry.info.getName()); 5087 break; 5088 } 5089 } 5090 } 5091 5092 if (libs != null) { 5093 String[] libsArray = new String[libs.size()]; 5094 libs.toArray(libsArray); 5095 return libsArray; 5096 } 5097 5098 return null; 5099 } 5100 } 5101 5102 @Override 5103 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5104 // allow instant applications 5105 synchronized (mPackages) { 5106 return mServicesSystemSharedLibraryPackageName; 5107 } 5108 } 5109 5110 @Override 5111 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5112 // allow instant applications 5113 synchronized (mPackages) { 5114 return mSharedSystemSharedLibraryPackageName; 5115 } 5116 } 5117 5118 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5119 for (int i = userList.length - 1; i >= 0; --i) { 5120 final int userId = userList[i]; 5121 // don't add instant app to the list of updates 5122 if (pkgSetting.getInstantApp(userId)) { 5123 continue; 5124 } 5125 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5126 if (changedPackages == null) { 5127 changedPackages = new SparseArray<>(); 5128 mChangedPackages.put(userId, changedPackages); 5129 } 5130 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5131 if (sequenceNumbers == null) { 5132 sequenceNumbers = new HashMap<>(); 5133 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5134 } 5135 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5136 if (sequenceNumber != null) { 5137 changedPackages.remove(sequenceNumber); 5138 } 5139 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5140 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5141 } 5142 mChangedPackagesSequenceNumber++; 5143 } 5144 5145 @Override 5146 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5147 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5148 return null; 5149 } 5150 synchronized (mPackages) { 5151 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5152 return null; 5153 } 5154 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5155 if (changedPackages == null) { 5156 return null; 5157 } 5158 final List<String> packageNames = 5159 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5160 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5161 final String packageName = changedPackages.get(i); 5162 if (packageName != null) { 5163 packageNames.add(packageName); 5164 } 5165 } 5166 return packageNames.isEmpty() 5167 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5168 } 5169 } 5170 5171 @Override 5172 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5173 // allow instant applications 5174 ArrayList<FeatureInfo> res; 5175 synchronized (mAvailableFeatures) { 5176 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5177 res.addAll(mAvailableFeatures.values()); 5178 } 5179 final FeatureInfo fi = new FeatureInfo(); 5180 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5181 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5182 res.add(fi); 5183 5184 return new ParceledListSlice<>(res); 5185 } 5186 5187 @Override 5188 public boolean hasSystemFeature(String name, int version) { 5189 // allow instant applications 5190 synchronized (mAvailableFeatures) { 5191 final FeatureInfo feat = mAvailableFeatures.get(name); 5192 if (feat == null) { 5193 return false; 5194 } else { 5195 return feat.version >= version; 5196 } 5197 } 5198 } 5199 5200 @Override 5201 public int checkPermission(String permName, String pkgName, int userId) { 5202 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5203 } 5204 5205 @Override 5206 public int checkUidPermission(String permName, int uid) { 5207 return mPermissionManager.checkUidPermission(permName, uid, getCallingUid()); 5208 } 5209 5210 @Override 5211 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5212 if (UserHandle.getCallingUserId() != userId) { 5213 mContext.enforceCallingPermission( 5214 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5215 "isPermissionRevokedByPolicy for user " + userId); 5216 } 5217 5218 if (checkPermission(permission, packageName, userId) 5219 == PackageManager.PERMISSION_GRANTED) { 5220 return false; 5221 } 5222 5223 final int callingUid = Binder.getCallingUid(); 5224 if (getInstantAppPackageName(callingUid) != null) { 5225 if (!isCallerSameApp(packageName, callingUid)) { 5226 return false; 5227 } 5228 } else { 5229 if (isInstantApp(packageName, userId)) { 5230 return false; 5231 } 5232 } 5233 5234 final long identity = Binder.clearCallingIdentity(); 5235 try { 5236 final int flags = getPermissionFlags(permission, packageName, userId); 5237 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5238 } finally { 5239 Binder.restoreCallingIdentity(identity); 5240 } 5241 } 5242 5243 @Override 5244 public String getPermissionControllerPackageName() { 5245 synchronized (mPackages) { 5246 return mRequiredInstallerPackage; 5247 } 5248 } 5249 5250 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5251 return mPermissionManager.addDynamicPermission( 5252 info, async, getCallingUid(), new PermissionCallback() { 5253 @Override 5254 public void onPermissionChanged() { 5255 if (!async) { 5256 mSettings.writeLPr(); 5257 } else { 5258 scheduleWriteSettingsLocked(); 5259 } 5260 } 5261 }); 5262 } 5263 5264 @Override 5265 public boolean addPermission(PermissionInfo info) { 5266 synchronized (mPackages) { 5267 return addDynamicPermission(info, false); 5268 } 5269 } 5270 5271 @Override 5272 public boolean addPermissionAsync(PermissionInfo info) { 5273 synchronized (mPackages) { 5274 return addDynamicPermission(info, true); 5275 } 5276 } 5277 5278 @Override 5279 public void removePermission(String permName) { 5280 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5281 } 5282 5283 @Override 5284 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5285 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5286 getCallingUid(), userId, mPermissionCallback); 5287 } 5288 5289 @Override 5290 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5291 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5292 getCallingUid(), userId, mPermissionCallback); 5293 } 5294 5295 @Override 5296 public void resetRuntimePermissions() { 5297 mContext.enforceCallingOrSelfPermission( 5298 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5299 "revokeRuntimePermission"); 5300 5301 int callingUid = Binder.getCallingUid(); 5302 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5303 mContext.enforceCallingOrSelfPermission( 5304 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5305 "resetRuntimePermissions"); 5306 } 5307 5308 synchronized (mPackages) { 5309 mPermissionManager.updateAllPermissions( 5310 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5311 mPermissionCallback); 5312 for (int userId : UserManagerService.getInstance().getUserIds()) { 5313 final int packageCount = mPackages.size(); 5314 for (int i = 0; i < packageCount; i++) { 5315 PackageParser.Package pkg = mPackages.valueAt(i); 5316 if (!(pkg.mExtras instanceof PackageSetting)) { 5317 continue; 5318 } 5319 PackageSetting ps = (PackageSetting) pkg.mExtras; 5320 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5321 } 5322 } 5323 } 5324 } 5325 5326 @Override 5327 public int getPermissionFlags(String permName, String packageName, int userId) { 5328 return mPermissionManager.getPermissionFlags( 5329 permName, packageName, getCallingUid(), userId); 5330 } 5331 5332 @Override 5333 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5334 int flagValues, int userId) { 5335 mPermissionManager.updatePermissionFlags( 5336 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5337 mPermissionCallback); 5338 } 5339 5340 /** 5341 * Update the permission flags for all packages and runtime permissions of a user in order 5342 * to allow device or profile owner to remove POLICY_FIXED. 5343 */ 5344 @Override 5345 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5346 synchronized (mPackages) { 5347 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5348 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5349 mPermissionCallback); 5350 if (changed) { 5351 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5352 } 5353 } 5354 } 5355 5356 @Override 5357 public boolean shouldShowRequestPermissionRationale(String permissionName, 5358 String packageName, int userId) { 5359 if (UserHandle.getCallingUserId() != userId) { 5360 mContext.enforceCallingPermission( 5361 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5362 "canShowRequestPermissionRationale for user " + userId); 5363 } 5364 5365 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5366 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5367 return false; 5368 } 5369 5370 if (checkPermission(permissionName, packageName, userId) 5371 == PackageManager.PERMISSION_GRANTED) { 5372 return false; 5373 } 5374 5375 final int flags; 5376 5377 final long identity = Binder.clearCallingIdentity(); 5378 try { 5379 flags = getPermissionFlags(permissionName, 5380 packageName, userId); 5381 } finally { 5382 Binder.restoreCallingIdentity(identity); 5383 } 5384 5385 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5386 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5387 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5388 5389 if ((flags & fixedFlags) != 0) { 5390 return false; 5391 } 5392 5393 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5394 } 5395 5396 @Override 5397 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5398 mContext.enforceCallingOrSelfPermission( 5399 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5400 "addOnPermissionsChangeListener"); 5401 5402 synchronized (mPackages) { 5403 mOnPermissionChangeListeners.addListenerLocked(listener); 5404 } 5405 } 5406 5407 @Override 5408 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5409 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5410 throw new SecurityException("Instant applications don't have access to this method"); 5411 } 5412 synchronized (mPackages) { 5413 mOnPermissionChangeListeners.removeListenerLocked(listener); 5414 } 5415 } 5416 5417 @Override 5418 public boolean isProtectedBroadcast(String actionName) { 5419 // allow instant applications 5420 synchronized (mProtectedBroadcasts) { 5421 if (mProtectedBroadcasts.contains(actionName)) { 5422 return true; 5423 } else if (actionName != null) { 5424 // TODO: remove these terrible hacks 5425 if (actionName.startsWith("android.net.netmon.lingerExpired") 5426 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5427 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5428 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5429 return true; 5430 } 5431 } 5432 } 5433 return false; 5434 } 5435 5436 @Override 5437 public int checkSignatures(String pkg1, String pkg2) { 5438 synchronized (mPackages) { 5439 final PackageParser.Package p1 = mPackages.get(pkg1); 5440 final PackageParser.Package p2 = mPackages.get(pkg2); 5441 if (p1 == null || p1.mExtras == null 5442 || p2 == null || p2.mExtras == null) { 5443 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5444 } 5445 final int callingUid = Binder.getCallingUid(); 5446 final int callingUserId = UserHandle.getUserId(callingUid); 5447 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5448 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5449 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5450 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5451 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5452 } 5453 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5454 } 5455 } 5456 5457 @Override 5458 public int checkUidSignatures(int uid1, int uid2) { 5459 final int callingUid = Binder.getCallingUid(); 5460 final int callingUserId = UserHandle.getUserId(callingUid); 5461 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5462 // Map to base uids. 5463 uid1 = UserHandle.getAppId(uid1); 5464 uid2 = UserHandle.getAppId(uid2); 5465 // reader 5466 synchronized (mPackages) { 5467 Signature[] s1; 5468 Signature[] s2; 5469 Object obj = mSettings.getUserIdLPr(uid1); 5470 if (obj != null) { 5471 if (obj instanceof SharedUserSetting) { 5472 if (isCallerInstantApp) { 5473 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5474 } 5475 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5476 } else if (obj instanceof PackageSetting) { 5477 final PackageSetting ps = (PackageSetting) obj; 5478 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5479 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5480 } 5481 s1 = ps.signatures.mSigningDetails.signatures; 5482 } else { 5483 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5484 } 5485 } else { 5486 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5487 } 5488 obj = mSettings.getUserIdLPr(uid2); 5489 if (obj != null) { 5490 if (obj instanceof SharedUserSetting) { 5491 if (isCallerInstantApp) { 5492 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5493 } 5494 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5495 } else if (obj instanceof PackageSetting) { 5496 final PackageSetting ps = (PackageSetting) obj; 5497 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5498 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5499 } 5500 s2 = ps.signatures.mSigningDetails.signatures; 5501 } else { 5502 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5503 } 5504 } else { 5505 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5506 } 5507 return compareSignatures(s1, s2); 5508 } 5509 } 5510 5511 @Override 5512 public boolean hasSigningCertificate( 5513 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5514 5515 synchronized (mPackages) { 5516 final PackageParser.Package p = mPackages.get(packageName); 5517 if (p == null || p.mExtras == null) { 5518 return false; 5519 } 5520 final int callingUid = Binder.getCallingUid(); 5521 final int callingUserId = UserHandle.getUserId(callingUid); 5522 final PackageSetting ps = (PackageSetting) p.mExtras; 5523 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5524 return false; 5525 } 5526 switch (type) { 5527 case CERT_INPUT_RAW_X509: 5528 return p.mSigningDetails.hasCertificate(certificate); 5529 case CERT_INPUT_SHA256: 5530 return p.mSigningDetails.hasSha256Certificate(certificate); 5531 default: 5532 return false; 5533 } 5534 } 5535 } 5536 5537 @Override 5538 public boolean hasUidSigningCertificate( 5539 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5540 final int callingUid = Binder.getCallingUid(); 5541 final int callingUserId = UserHandle.getUserId(callingUid); 5542 // Map to base uids. 5543 uid = UserHandle.getAppId(uid); 5544 // reader 5545 synchronized (mPackages) { 5546 final PackageParser.SigningDetails signingDetails; 5547 final Object obj = mSettings.getUserIdLPr(uid); 5548 if (obj != null) { 5549 if (obj instanceof SharedUserSetting) { 5550 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5551 if (isCallerInstantApp) { 5552 return false; 5553 } 5554 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5555 } else if (obj instanceof PackageSetting) { 5556 final PackageSetting ps = (PackageSetting) obj; 5557 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5558 return false; 5559 } 5560 signingDetails = ps.signatures.mSigningDetails; 5561 } else { 5562 return false; 5563 } 5564 } else { 5565 return false; 5566 } 5567 switch (type) { 5568 case CERT_INPUT_RAW_X509: 5569 return signingDetails.hasCertificate(certificate); 5570 case CERT_INPUT_SHA256: 5571 return signingDetails.hasSha256Certificate(certificate); 5572 default: 5573 return false; 5574 } 5575 } 5576 } 5577 5578 /** 5579 * This method should typically only be used when granting or revoking 5580 * permissions, since the app may immediately restart after this call. 5581 * <p> 5582 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5583 * guard your work against the app being relaunched. 5584 */ 5585 private void killUid(int appId, int userId, String reason) { 5586 final long identity = Binder.clearCallingIdentity(); 5587 try { 5588 IActivityManager am = ActivityManager.getService(); 5589 if (am != null) { 5590 try { 5591 am.killUid(appId, userId, reason); 5592 } catch (RemoteException e) { 5593 /* ignore - same process */ 5594 } 5595 } 5596 } finally { 5597 Binder.restoreCallingIdentity(identity); 5598 } 5599 } 5600 5601 /** 5602 * If the database version for this type of package (internal storage or 5603 * external storage) is less than the version where package signatures 5604 * were updated, return true. 5605 */ 5606 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5607 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5608 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5609 } 5610 5611 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5612 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5613 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5614 } 5615 5616 @Override 5617 public List<String> getAllPackages() { 5618 final int callingUid = Binder.getCallingUid(); 5619 final int callingUserId = UserHandle.getUserId(callingUid); 5620 synchronized (mPackages) { 5621 if (canViewInstantApps(callingUid, callingUserId)) { 5622 return new ArrayList<String>(mPackages.keySet()); 5623 } 5624 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5625 final List<String> result = new ArrayList<>(); 5626 if (instantAppPkgName != null) { 5627 // caller is an instant application; filter unexposed applications 5628 for (PackageParser.Package pkg : mPackages.values()) { 5629 if (!pkg.visibleToInstantApps) { 5630 continue; 5631 } 5632 result.add(pkg.packageName); 5633 } 5634 } else { 5635 // caller is a normal application; filter instant applications 5636 for (PackageParser.Package pkg : mPackages.values()) { 5637 final PackageSetting ps = 5638 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5639 if (ps != null 5640 && ps.getInstantApp(callingUserId) 5641 && !mInstantAppRegistry.isInstantAccessGranted( 5642 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5643 continue; 5644 } 5645 result.add(pkg.packageName); 5646 } 5647 } 5648 return result; 5649 } 5650 } 5651 5652 @Override 5653 public String[] getPackagesForUid(int uid) { 5654 final int callingUid = Binder.getCallingUid(); 5655 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5656 final int userId = UserHandle.getUserId(uid); 5657 uid = UserHandle.getAppId(uid); 5658 // reader 5659 synchronized (mPackages) { 5660 Object obj = mSettings.getUserIdLPr(uid); 5661 if (obj instanceof SharedUserSetting) { 5662 if (isCallerInstantApp) { 5663 return null; 5664 } 5665 final SharedUserSetting sus = (SharedUserSetting) obj; 5666 final int N = sus.packages.size(); 5667 String[] res = new String[N]; 5668 final Iterator<PackageSetting> it = sus.packages.iterator(); 5669 int i = 0; 5670 while (it.hasNext()) { 5671 PackageSetting ps = it.next(); 5672 if (ps.getInstalled(userId)) { 5673 res[i++] = ps.name; 5674 } else { 5675 res = ArrayUtils.removeElement(String.class, res, res[i]); 5676 } 5677 } 5678 return res; 5679 } else if (obj instanceof PackageSetting) { 5680 final PackageSetting ps = (PackageSetting) obj; 5681 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5682 return new String[]{ps.name}; 5683 } 5684 } 5685 } 5686 return null; 5687 } 5688 5689 @Override 5690 public String getNameForUid(int uid) { 5691 final int callingUid = Binder.getCallingUid(); 5692 if (getInstantAppPackageName(callingUid) != null) { 5693 return null; 5694 } 5695 synchronized (mPackages) { 5696 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5697 if (obj instanceof SharedUserSetting) { 5698 final SharedUserSetting sus = (SharedUserSetting) obj; 5699 return sus.name + ":" + sus.userId; 5700 } else if (obj instanceof PackageSetting) { 5701 final PackageSetting ps = (PackageSetting) obj; 5702 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5703 return null; 5704 } 5705 return ps.name; 5706 } 5707 return null; 5708 } 5709 } 5710 5711 @Override 5712 public String[] getNamesForUids(int[] uids) { 5713 if (uids == null || uids.length == 0) { 5714 return null; 5715 } 5716 final int callingUid = Binder.getCallingUid(); 5717 if (getInstantAppPackageName(callingUid) != null) { 5718 return null; 5719 } 5720 final String[] names = new String[uids.length]; 5721 synchronized (mPackages) { 5722 for (int i = uids.length - 1; i >= 0; i--) { 5723 final int uid = uids[i]; 5724 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5725 if (obj instanceof SharedUserSetting) { 5726 final SharedUserSetting sus = (SharedUserSetting) obj; 5727 names[i] = "shared:" + sus.name; 5728 } else if (obj instanceof PackageSetting) { 5729 final PackageSetting ps = (PackageSetting) obj; 5730 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5731 names[i] = null; 5732 } else { 5733 names[i] = ps.name; 5734 } 5735 } else { 5736 names[i] = null; 5737 } 5738 } 5739 } 5740 return names; 5741 } 5742 5743 @Override 5744 public int getUidForSharedUser(String sharedUserName) { 5745 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5746 return -1; 5747 } 5748 if (sharedUserName == null) { 5749 return -1; 5750 } 5751 // reader 5752 synchronized (mPackages) { 5753 SharedUserSetting suid; 5754 try { 5755 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5756 if (suid != null) { 5757 return suid.userId; 5758 } 5759 } catch (PackageManagerException ignore) { 5760 // can't happen, but, still need to catch it 5761 } 5762 return -1; 5763 } 5764 } 5765 5766 @Override 5767 public int getFlagsForUid(int uid) { 5768 final int callingUid = Binder.getCallingUid(); 5769 if (getInstantAppPackageName(callingUid) != null) { 5770 return 0; 5771 } 5772 synchronized (mPackages) { 5773 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5774 if (obj instanceof SharedUserSetting) { 5775 final SharedUserSetting sus = (SharedUserSetting) obj; 5776 return sus.pkgFlags; 5777 } else if (obj instanceof PackageSetting) { 5778 final PackageSetting ps = (PackageSetting) obj; 5779 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5780 return 0; 5781 } 5782 return ps.pkgFlags; 5783 } 5784 } 5785 return 0; 5786 } 5787 5788 @Override 5789 public int getPrivateFlagsForUid(int uid) { 5790 final int callingUid = Binder.getCallingUid(); 5791 if (getInstantAppPackageName(callingUid) != null) { 5792 return 0; 5793 } 5794 synchronized (mPackages) { 5795 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5796 if (obj instanceof SharedUserSetting) { 5797 final SharedUserSetting sus = (SharedUserSetting) obj; 5798 return sus.pkgPrivateFlags; 5799 } else if (obj instanceof PackageSetting) { 5800 final PackageSetting ps = (PackageSetting) obj; 5801 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5802 return 0; 5803 } 5804 return ps.pkgPrivateFlags; 5805 } 5806 } 5807 return 0; 5808 } 5809 5810 @Override 5811 public boolean isUidPrivileged(int uid) { 5812 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5813 return false; 5814 } 5815 uid = UserHandle.getAppId(uid); 5816 // reader 5817 synchronized (mPackages) { 5818 Object obj = mSettings.getUserIdLPr(uid); 5819 if (obj instanceof SharedUserSetting) { 5820 final SharedUserSetting sus = (SharedUserSetting) obj; 5821 final Iterator<PackageSetting> it = sus.packages.iterator(); 5822 while (it.hasNext()) { 5823 if (it.next().isPrivileged()) { 5824 return true; 5825 } 5826 } 5827 } else if (obj instanceof PackageSetting) { 5828 final PackageSetting ps = (PackageSetting) obj; 5829 return ps.isPrivileged(); 5830 } 5831 } 5832 return false; 5833 } 5834 5835 @Override 5836 public String[] getAppOpPermissionPackages(String permName) { 5837 return mPermissionManager.getAppOpPermissionPackages(permName); 5838 } 5839 5840 @Override 5841 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5842 int flags, int userId) { 5843 return resolveIntentInternal( 5844 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5845 } 5846 5847 /** 5848 * Normally instant apps can only be resolved when they're visible to the caller. 5849 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5850 * since we need to allow the system to start any installed application. 5851 */ 5852 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5853 int flags, int userId, boolean resolveForStart) { 5854 try { 5855 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5856 5857 if (!sUserManager.exists(userId)) return null; 5858 final int callingUid = Binder.getCallingUid(); 5859 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5860 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5861 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5862 5863 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5864 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5865 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5866 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5867 5868 final ResolveInfo bestChoice = 5869 chooseBestActivity(intent, resolvedType, flags, query, userId); 5870 return bestChoice; 5871 } finally { 5872 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5873 } 5874 } 5875 5876 @Override 5877 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5878 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5879 throw new SecurityException( 5880 "findPersistentPreferredActivity can only be run by the system"); 5881 } 5882 if (!sUserManager.exists(userId)) { 5883 return null; 5884 } 5885 final int callingUid = Binder.getCallingUid(); 5886 intent = updateIntentForResolve(intent); 5887 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5888 final int flags = updateFlagsForResolve( 5889 0, userId, intent, callingUid, false /*includeInstantApps*/); 5890 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5891 userId); 5892 synchronized (mPackages) { 5893 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5894 userId); 5895 } 5896 } 5897 5898 @Override 5899 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5900 IntentFilter filter, int match, ComponentName activity) { 5901 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5902 return; 5903 } 5904 final int userId = UserHandle.getCallingUserId(); 5905 if (DEBUG_PREFERRED) { 5906 Log.v(TAG, "setLastChosenActivity intent=" + intent 5907 + " resolvedType=" + resolvedType 5908 + " flags=" + flags 5909 + " filter=" + filter 5910 + " match=" + match 5911 + " activity=" + activity); 5912 filter.dump(new PrintStreamPrinter(System.out), " "); 5913 } 5914 intent.setComponent(null); 5915 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5916 userId); 5917 // Find any earlier preferred or last chosen entries and nuke them 5918 findPreferredActivity(intent, resolvedType, 5919 flags, query, 0, false, true, false, userId); 5920 // Add the new activity as the last chosen for this filter 5921 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5922 "Setting last chosen"); 5923 } 5924 5925 @Override 5926 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5927 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5928 return null; 5929 } 5930 final int userId = UserHandle.getCallingUserId(); 5931 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5932 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5933 userId); 5934 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5935 false, false, false, userId); 5936 } 5937 5938 /** 5939 * Returns whether or not instant apps have been disabled remotely. 5940 */ 5941 private boolean isEphemeralDisabled() { 5942 return mEphemeralAppsDisabled; 5943 } 5944 5945 private boolean isInstantAppAllowed( 5946 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5947 boolean skipPackageCheck) { 5948 if (mInstantAppResolverConnection == null) { 5949 return false; 5950 } 5951 if (mInstantAppInstallerActivity == null) { 5952 return false; 5953 } 5954 if (intent.getComponent() != null) { 5955 return false; 5956 } 5957 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5958 return false; 5959 } 5960 if (!skipPackageCheck && intent.getPackage() != null) { 5961 return false; 5962 } 5963 if (!intent.isBrowsableWebIntent()) { 5964 // for non web intents, we should not resolve externally if an app already exists to 5965 // handle it or if the caller didn't explicitly request it. 5966 if ((resolvedActivities != null && resolvedActivities.size() != 0) 5967 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 5968 return false; 5969 } 5970 } else if (intent.getData() == null || TextUtils.isEmpty(intent.getData().getHost())) { 5971 return false; 5972 } 5973 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5974 // Or if there's already an ephemeral app installed that handles the action 5975 synchronized (mPackages) { 5976 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5977 for (int n = 0; n < count; n++) { 5978 final ResolveInfo info = resolvedActivities.get(n); 5979 final String packageName = info.activityInfo.packageName; 5980 final PackageSetting ps = mSettings.mPackages.get(packageName); 5981 if (ps != null) { 5982 // only check domain verification status if the app is not a browser 5983 if (!info.handleAllWebDataURI) { 5984 // Try to get the status from User settings first 5985 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5986 final int status = (int) (packedStatus >> 32); 5987 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5988 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5989 if (DEBUG_INSTANT) { 5990 Slog.v(TAG, "DENY instant app;" 5991 + " pkg: " + packageName + ", status: " + status); 5992 } 5993 return false; 5994 } 5995 } 5996 if (ps.getInstantApp(userId)) { 5997 if (DEBUG_INSTANT) { 5998 Slog.v(TAG, "DENY instant app installed;" 5999 + " pkg: " + packageName); 6000 } 6001 return false; 6002 } 6003 } 6004 } 6005 } 6006 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6007 return true; 6008 } 6009 6010 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6011 Intent origIntent, String resolvedType, String callingPackage, 6012 Bundle verificationBundle, int userId) { 6013 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6014 new InstantAppRequest(responseObj, origIntent, resolvedType, 6015 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6016 mHandler.sendMessage(msg); 6017 } 6018 6019 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6020 int flags, List<ResolveInfo> query, int userId) { 6021 if (query != null) { 6022 final int N = query.size(); 6023 if (N == 1) { 6024 return query.get(0); 6025 } else if (N > 1) { 6026 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6027 // If there is more than one activity with the same priority, 6028 // then let the user decide between them. 6029 ResolveInfo r0 = query.get(0); 6030 ResolveInfo r1 = query.get(1); 6031 if (DEBUG_INTENT_MATCHING || debug) { 6032 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6033 + r1.activityInfo.name + "=" + r1.priority); 6034 } 6035 // If the first activity has a higher priority, or a different 6036 // default, then it is always desirable to pick it. 6037 if (r0.priority != r1.priority 6038 || r0.preferredOrder != r1.preferredOrder 6039 || r0.isDefault != r1.isDefault) { 6040 return query.get(0); 6041 } 6042 // If we have saved a preference for a preferred activity for 6043 // this Intent, use that. 6044 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6045 flags, query, r0.priority, true, false, debug, userId); 6046 if (ri != null) { 6047 return ri; 6048 } 6049 // If we have an ephemeral app, use it 6050 for (int i = 0; i < N; i++) { 6051 ri = query.get(i); 6052 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6053 final String packageName = ri.activityInfo.packageName; 6054 final PackageSetting ps = mSettings.mPackages.get(packageName); 6055 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6056 final int status = (int)(packedStatus >> 32); 6057 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6058 return ri; 6059 } 6060 } 6061 } 6062 ri = new ResolveInfo(mResolveInfo); 6063 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6064 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6065 // If all of the options come from the same package, show the application's 6066 // label and icon instead of the generic resolver's. 6067 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6068 // and then throw away the ResolveInfo itself, meaning that the caller loses 6069 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6070 // a fallback for this case; we only set the target package's resources on 6071 // the ResolveInfo, not the ActivityInfo. 6072 final String intentPackage = intent.getPackage(); 6073 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6074 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6075 ri.resolvePackageName = intentPackage; 6076 if (userNeedsBadging(userId)) { 6077 ri.noResourceId = true; 6078 } else { 6079 ri.icon = appi.icon; 6080 } 6081 ri.iconResourceId = appi.icon; 6082 ri.labelRes = appi.labelRes; 6083 } 6084 ri.activityInfo.applicationInfo = new ApplicationInfo( 6085 ri.activityInfo.applicationInfo); 6086 if (userId != 0) { 6087 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6088 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6089 } 6090 // Make sure that the resolver is displayable in car mode 6091 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6092 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6093 return ri; 6094 } 6095 } 6096 return null; 6097 } 6098 6099 /** 6100 * Return true if the given list is not empty and all of its contents have 6101 * an activityInfo with the given package name. 6102 */ 6103 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6104 if (ArrayUtils.isEmpty(list)) { 6105 return false; 6106 } 6107 for (int i = 0, N = list.size(); i < N; i++) { 6108 final ResolveInfo ri = list.get(i); 6109 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6110 if (ai == null || !packageName.equals(ai.packageName)) { 6111 return false; 6112 } 6113 } 6114 return true; 6115 } 6116 6117 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6118 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6119 final int N = query.size(); 6120 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6121 .get(userId); 6122 // Get the list of persistent preferred activities that handle the intent 6123 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6124 List<PersistentPreferredActivity> pprefs = ppir != null 6125 ? ppir.queryIntent(intent, resolvedType, 6126 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6127 userId) 6128 : null; 6129 if (pprefs != null && pprefs.size() > 0) { 6130 final int M = pprefs.size(); 6131 for (int i=0; i<M; i++) { 6132 final PersistentPreferredActivity ppa = pprefs.get(i); 6133 if (DEBUG_PREFERRED || debug) { 6134 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6135 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6136 + "\n component=" + ppa.mComponent); 6137 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6138 } 6139 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6140 flags | MATCH_DISABLED_COMPONENTS, userId); 6141 if (DEBUG_PREFERRED || debug) { 6142 Slog.v(TAG, "Found persistent preferred activity:"); 6143 if (ai != null) { 6144 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6145 } else { 6146 Slog.v(TAG, " null"); 6147 } 6148 } 6149 if (ai == null) { 6150 // This previously registered persistent preferred activity 6151 // component is no longer known. Ignore it and do NOT remove it. 6152 continue; 6153 } 6154 for (int j=0; j<N; j++) { 6155 final ResolveInfo ri = query.get(j); 6156 if (!ri.activityInfo.applicationInfo.packageName 6157 .equals(ai.applicationInfo.packageName)) { 6158 continue; 6159 } 6160 if (!ri.activityInfo.name.equals(ai.name)) { 6161 continue; 6162 } 6163 // Found a persistent preference that can handle the intent. 6164 if (DEBUG_PREFERRED || debug) { 6165 Slog.v(TAG, "Returning persistent preferred activity: " + 6166 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6167 } 6168 return ri; 6169 } 6170 } 6171 } 6172 return null; 6173 } 6174 6175 // TODO: handle preferred activities missing while user has amnesia 6176 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6177 List<ResolveInfo> query, int priority, boolean always, 6178 boolean removeMatches, boolean debug, int userId) { 6179 if (!sUserManager.exists(userId)) return null; 6180 final int callingUid = Binder.getCallingUid(); 6181 flags = updateFlagsForResolve( 6182 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6183 intent = updateIntentForResolve(intent); 6184 // writer 6185 synchronized (mPackages) { 6186 // Try to find a matching persistent preferred activity. 6187 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6188 debug, userId); 6189 6190 // If a persistent preferred activity matched, use it. 6191 if (pri != null) { 6192 return pri; 6193 } 6194 6195 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6196 // Get the list of preferred activities that handle the intent 6197 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6198 List<PreferredActivity> prefs = pir != null 6199 ? pir.queryIntent(intent, resolvedType, 6200 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6201 userId) 6202 : null; 6203 if (prefs != null && prefs.size() > 0) { 6204 boolean changed = false; 6205 try { 6206 // First figure out how good the original match set is. 6207 // We will only allow preferred activities that came 6208 // from the same match quality. 6209 int match = 0; 6210 6211 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6212 6213 final int N = query.size(); 6214 for (int j=0; j<N; j++) { 6215 final ResolveInfo ri = query.get(j); 6216 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6217 + ": 0x" + Integer.toHexString(match)); 6218 if (ri.match > match) { 6219 match = ri.match; 6220 } 6221 } 6222 6223 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6224 + Integer.toHexString(match)); 6225 6226 match &= IntentFilter.MATCH_CATEGORY_MASK; 6227 final int M = prefs.size(); 6228 for (int i=0; i<M; i++) { 6229 final PreferredActivity pa = prefs.get(i); 6230 if (DEBUG_PREFERRED || debug) { 6231 Slog.v(TAG, "Checking PreferredActivity ds=" 6232 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6233 + "\n component=" + pa.mPref.mComponent); 6234 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6235 } 6236 if (pa.mPref.mMatch != match) { 6237 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6238 + Integer.toHexString(pa.mPref.mMatch)); 6239 continue; 6240 } 6241 // If it's not an "always" type preferred activity and that's what we're 6242 // looking for, skip it. 6243 if (always && !pa.mPref.mAlways) { 6244 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6245 continue; 6246 } 6247 final ActivityInfo ai = getActivityInfo( 6248 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6249 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6250 userId); 6251 if (DEBUG_PREFERRED || debug) { 6252 Slog.v(TAG, "Found preferred activity:"); 6253 if (ai != null) { 6254 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6255 } else { 6256 Slog.v(TAG, " null"); 6257 } 6258 } 6259 if (ai == null) { 6260 // This previously registered preferred activity 6261 // component is no longer known. Most likely an update 6262 // to the app was installed and in the new version this 6263 // component no longer exists. Clean it up by removing 6264 // it from the preferred activities list, and skip it. 6265 Slog.w(TAG, "Removing dangling preferred activity: " 6266 + pa.mPref.mComponent); 6267 pir.removeFilter(pa); 6268 changed = true; 6269 continue; 6270 } 6271 for (int j=0; j<N; j++) { 6272 final ResolveInfo ri = query.get(j); 6273 if (!ri.activityInfo.applicationInfo.packageName 6274 .equals(ai.applicationInfo.packageName)) { 6275 continue; 6276 } 6277 if (!ri.activityInfo.name.equals(ai.name)) { 6278 continue; 6279 } 6280 6281 if (removeMatches) { 6282 pir.removeFilter(pa); 6283 changed = true; 6284 if (DEBUG_PREFERRED) { 6285 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6286 } 6287 break; 6288 } 6289 6290 // Okay we found a previously set preferred or last chosen app. 6291 // If the result set is different from when this 6292 // was created, and is not a subset of the preferred set, we need to 6293 // clear it and re-ask the user their preference, if we're looking for 6294 // an "always" type entry. 6295 if (always && !pa.mPref.sameSet(query)) { 6296 if (pa.mPref.isSuperset(query)) { 6297 // some components of the set are no longer present in 6298 // the query, but the preferred activity can still be reused 6299 if (DEBUG_PREFERRED) { 6300 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6301 + " still valid as only non-preferred components" 6302 + " were removed for " + intent + " type " 6303 + resolvedType); 6304 } 6305 // remove obsolete components and re-add the up-to-date filter 6306 PreferredActivity freshPa = new PreferredActivity(pa, 6307 pa.mPref.mMatch, 6308 pa.mPref.discardObsoleteComponents(query), 6309 pa.mPref.mComponent, 6310 pa.mPref.mAlways); 6311 pir.removeFilter(pa); 6312 pir.addFilter(freshPa); 6313 changed = true; 6314 } else { 6315 Slog.i(TAG, 6316 "Result set changed, dropping preferred activity for " 6317 + intent + " type " + resolvedType); 6318 if (DEBUG_PREFERRED) { 6319 Slog.v(TAG, "Removing preferred activity since set changed " 6320 + pa.mPref.mComponent); 6321 } 6322 pir.removeFilter(pa); 6323 // Re-add the filter as a "last chosen" entry (!always) 6324 PreferredActivity lastChosen = new PreferredActivity( 6325 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6326 pir.addFilter(lastChosen); 6327 changed = true; 6328 return null; 6329 } 6330 } 6331 6332 // Yay! Either the set matched or we're looking for the last chosen 6333 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6334 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6335 return ri; 6336 } 6337 } 6338 } finally { 6339 if (changed) { 6340 if (DEBUG_PREFERRED) { 6341 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6342 } 6343 scheduleWritePackageRestrictionsLocked(userId); 6344 } 6345 } 6346 } 6347 } 6348 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6349 return null; 6350 } 6351 6352 /* 6353 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6354 */ 6355 @Override 6356 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6357 int targetUserId) { 6358 mContext.enforceCallingOrSelfPermission( 6359 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6360 List<CrossProfileIntentFilter> matches = 6361 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6362 if (matches != null) { 6363 int size = matches.size(); 6364 for (int i = 0; i < size; i++) { 6365 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6366 } 6367 } 6368 if (intent.hasWebURI()) { 6369 // cross-profile app linking works only towards the parent. 6370 final int callingUid = Binder.getCallingUid(); 6371 final UserInfo parent = getProfileParent(sourceUserId); 6372 synchronized(mPackages) { 6373 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6374 false /*includeInstantApps*/); 6375 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6376 intent, resolvedType, flags, sourceUserId, parent.id); 6377 return xpDomainInfo != null; 6378 } 6379 } 6380 return false; 6381 } 6382 6383 private UserInfo getProfileParent(int userId) { 6384 final long identity = Binder.clearCallingIdentity(); 6385 try { 6386 return sUserManager.getProfileParent(userId); 6387 } finally { 6388 Binder.restoreCallingIdentity(identity); 6389 } 6390 } 6391 6392 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6393 String resolvedType, int userId) { 6394 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6395 if (resolver != null) { 6396 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6397 } 6398 return null; 6399 } 6400 6401 @Override 6402 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6403 String resolvedType, int flags, int userId) { 6404 try { 6405 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6406 6407 return new ParceledListSlice<>( 6408 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6409 } finally { 6410 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6411 } 6412 } 6413 6414 /** 6415 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6416 * instant, returns {@code null}. 6417 */ 6418 private String getInstantAppPackageName(int callingUid) { 6419 synchronized (mPackages) { 6420 // If the caller is an isolated app use the owner's uid for the lookup. 6421 if (Process.isIsolated(callingUid)) { 6422 callingUid = mIsolatedOwners.get(callingUid); 6423 } 6424 final int appId = UserHandle.getAppId(callingUid); 6425 final Object obj = mSettings.getUserIdLPr(appId); 6426 if (obj instanceof PackageSetting) { 6427 final PackageSetting ps = (PackageSetting) obj; 6428 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6429 return isInstantApp ? ps.pkg.packageName : null; 6430 } 6431 } 6432 return null; 6433 } 6434 6435 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6436 String resolvedType, int flags, int userId) { 6437 return queryIntentActivitiesInternal( 6438 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6439 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6440 } 6441 6442 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6443 String resolvedType, int flags, int filterCallingUid, int userId, 6444 boolean resolveForStart, boolean allowDynamicSplits) { 6445 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6446 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6447 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6448 false /* requireFullPermission */, false /* checkShell */, 6449 "query intent activities"); 6450 final String pkgName = intent.getPackage(); 6451 ComponentName comp = intent.getComponent(); 6452 if (comp == null) { 6453 if (intent.getSelector() != null) { 6454 intent = intent.getSelector(); 6455 comp = intent.getComponent(); 6456 } 6457 } 6458 6459 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6460 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6461 if (comp != null) { 6462 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6463 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6464 if (ai != null) { 6465 // When specifying an explicit component, we prevent the activity from being 6466 // used when either 1) the calling package is normal and the activity is within 6467 // an ephemeral application or 2) the calling package is ephemeral and the 6468 // activity is not visible to ephemeral applications. 6469 final boolean matchInstantApp = 6470 (flags & PackageManager.MATCH_INSTANT) != 0; 6471 final boolean matchVisibleToInstantAppOnly = 6472 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6473 final boolean matchExplicitlyVisibleOnly = 6474 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6475 final boolean isCallerInstantApp = 6476 instantAppPkgName != null; 6477 final boolean isTargetSameInstantApp = 6478 comp.getPackageName().equals(instantAppPkgName); 6479 final boolean isTargetInstantApp = 6480 (ai.applicationInfo.privateFlags 6481 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6482 final boolean isTargetVisibleToInstantApp = 6483 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6484 final boolean isTargetExplicitlyVisibleToInstantApp = 6485 isTargetVisibleToInstantApp 6486 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6487 final boolean isTargetHiddenFromInstantApp = 6488 !isTargetVisibleToInstantApp 6489 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6490 final boolean blockResolution = 6491 !isTargetSameInstantApp 6492 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6493 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6494 && isTargetHiddenFromInstantApp)); 6495 if (!blockResolution) { 6496 final ResolveInfo ri = new ResolveInfo(); 6497 ri.activityInfo = ai; 6498 list.add(ri); 6499 } 6500 } 6501 return applyPostResolutionFilter( 6502 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6503 } 6504 6505 // reader 6506 boolean sortResult = false; 6507 boolean addEphemeral = false; 6508 List<ResolveInfo> result; 6509 final boolean ephemeralDisabled = isEphemeralDisabled(); 6510 synchronized (mPackages) { 6511 if (pkgName == null) { 6512 List<CrossProfileIntentFilter> matchingFilters = 6513 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6514 // Check for results that need to skip the current profile. 6515 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6516 resolvedType, flags, userId); 6517 if (xpResolveInfo != null) { 6518 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6519 xpResult.add(xpResolveInfo); 6520 return applyPostResolutionFilter( 6521 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6522 allowDynamicSplits, filterCallingUid, userId); 6523 } 6524 6525 // Check for results in the current profile. 6526 result = filterIfNotSystemUser(mActivities.queryIntent( 6527 intent, resolvedType, flags, userId), userId); 6528 addEphemeral = !ephemeralDisabled 6529 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6530 // Check for cross profile results. 6531 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6532 xpResolveInfo = queryCrossProfileIntents( 6533 matchingFilters, intent, resolvedType, flags, userId, 6534 hasNonNegativePriorityResult); 6535 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6536 boolean isVisibleToUser = filterIfNotSystemUser( 6537 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6538 if (isVisibleToUser) { 6539 result.add(xpResolveInfo); 6540 sortResult = true; 6541 } 6542 } 6543 if (intent.hasWebURI()) { 6544 CrossProfileDomainInfo xpDomainInfo = null; 6545 final UserInfo parent = getProfileParent(userId); 6546 if (parent != null) { 6547 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6548 flags, userId, parent.id); 6549 } 6550 if (xpDomainInfo != null) { 6551 if (xpResolveInfo != null) { 6552 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6553 // in the result. 6554 result.remove(xpResolveInfo); 6555 } 6556 if (result.size() == 0 && !addEphemeral) { 6557 // No result in current profile, but found candidate in parent user. 6558 // And we are not going to add emphemeral app, so we can return the 6559 // result straight away. 6560 result.add(xpDomainInfo.resolveInfo); 6561 return applyPostResolutionFilter(result, instantAppPkgName, 6562 allowDynamicSplits, filterCallingUid, userId); 6563 } 6564 } else if (result.size() <= 1 && !addEphemeral) { 6565 // No result in parent user and <= 1 result in current profile, and we 6566 // are not going to add emphemeral app, so we can return the result without 6567 // further processing. 6568 return applyPostResolutionFilter(result, instantAppPkgName, 6569 allowDynamicSplits, filterCallingUid, userId); 6570 } 6571 // We have more than one candidate (combining results from current and parent 6572 // profile), so we need filtering and sorting. 6573 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6574 intent, flags, result, xpDomainInfo, userId); 6575 sortResult = true; 6576 } 6577 } else { 6578 final PackageParser.Package pkg = mPackages.get(pkgName); 6579 result = null; 6580 if (pkg != null) { 6581 result = filterIfNotSystemUser( 6582 mActivities.queryIntentForPackage( 6583 intent, resolvedType, flags, pkg.activities, userId), 6584 userId); 6585 } 6586 if (result == null || result.size() == 0) { 6587 // the caller wants to resolve for a particular package; however, there 6588 // were no installed results, so, try to find an ephemeral result 6589 addEphemeral = !ephemeralDisabled 6590 && isInstantAppAllowed( 6591 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6592 if (result == null) { 6593 result = new ArrayList<>(); 6594 } 6595 } 6596 } 6597 } 6598 if (addEphemeral) { 6599 result = maybeAddInstantAppInstaller( 6600 result, intent, resolvedType, flags, userId, resolveForStart); 6601 } 6602 if (sortResult) { 6603 Collections.sort(result, mResolvePrioritySorter); 6604 } 6605 return applyPostResolutionFilter( 6606 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6607 } 6608 6609 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6610 String resolvedType, int flags, int userId, boolean resolveForStart) { 6611 // first, check to see if we've got an instant app already installed 6612 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6613 ResolveInfo localInstantApp = null; 6614 boolean blockResolution = false; 6615 if (!alreadyResolvedLocally) { 6616 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6617 flags 6618 | PackageManager.GET_RESOLVED_FILTER 6619 | PackageManager.MATCH_INSTANT 6620 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6621 userId); 6622 for (int i = instantApps.size() - 1; i >= 0; --i) { 6623 final ResolveInfo info = instantApps.get(i); 6624 final String packageName = info.activityInfo.packageName; 6625 final PackageSetting ps = mSettings.mPackages.get(packageName); 6626 if (ps.getInstantApp(userId)) { 6627 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6628 final int status = (int)(packedStatus >> 32); 6629 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6630 // there's a local instant application installed, but, the user has 6631 // chosen to never use it; skip resolution and don't acknowledge 6632 // an instant application is even available 6633 if (DEBUG_INSTANT) { 6634 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6635 } 6636 blockResolution = true; 6637 break; 6638 } else { 6639 // we have a locally installed instant application; skip resolution 6640 // but acknowledge there's an instant application available 6641 if (DEBUG_INSTANT) { 6642 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6643 } 6644 localInstantApp = info; 6645 break; 6646 } 6647 } 6648 } 6649 } 6650 // no app installed, let's see if one's available 6651 AuxiliaryResolveInfo auxiliaryResponse = null; 6652 if (!blockResolution) { 6653 if (localInstantApp == null) { 6654 // we don't have an instant app locally, resolve externally 6655 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6656 final InstantAppRequest requestObject = new InstantAppRequest( 6657 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6658 null /*callingPackage*/, userId, null /*verificationBundle*/, 6659 resolveForStart); 6660 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6661 mInstantAppResolverConnection, requestObject); 6662 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6663 } else { 6664 // we have an instant application locally, but, we can't admit that since 6665 // callers shouldn't be able to determine prior browsing. create a dummy 6666 // auxiliary response so the downstream code behaves as if there's an 6667 // instant application available externally. when it comes time to start 6668 // the instant application, we'll do the right thing. 6669 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6670 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6671 ai.packageName, ai.versionCode, null /* splitName */); 6672 } 6673 } 6674 if (intent.isBrowsableWebIntent() && auxiliaryResponse == null) { 6675 return result; 6676 } 6677 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6678 if (ps == null) { 6679 return result; 6680 } 6681 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6682 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6683 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6684 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6685 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6686 // add a non-generic filter 6687 ephemeralInstaller.filter = new IntentFilter(); 6688 if (intent.getAction() != null) { 6689 ephemeralInstaller.filter.addAction(intent.getAction()); 6690 } 6691 if (intent.getData() != null && intent.getData().getPath() != null) { 6692 ephemeralInstaller.filter.addDataPath( 6693 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6694 } 6695 ephemeralInstaller.isInstantAppAvailable = true; 6696 // make sure this resolver is the default 6697 ephemeralInstaller.isDefault = true; 6698 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6699 if (DEBUG_INSTANT) { 6700 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6701 } 6702 6703 result.add(ephemeralInstaller); 6704 return result; 6705 } 6706 6707 private static class CrossProfileDomainInfo { 6708 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6709 ResolveInfo resolveInfo; 6710 /* Best domain verification status of the activities found in the other profile */ 6711 int bestDomainVerificationStatus; 6712 } 6713 6714 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6715 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6716 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6717 sourceUserId)) { 6718 return null; 6719 } 6720 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6721 resolvedType, flags, parentUserId); 6722 6723 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6724 return null; 6725 } 6726 CrossProfileDomainInfo result = null; 6727 int size = resultTargetUser.size(); 6728 for (int i = 0; i < size; i++) { 6729 ResolveInfo riTargetUser = resultTargetUser.get(i); 6730 // Intent filter verification is only for filters that specify a host. So don't return 6731 // those that handle all web uris. 6732 if (riTargetUser.handleAllWebDataURI) { 6733 continue; 6734 } 6735 String packageName = riTargetUser.activityInfo.packageName; 6736 PackageSetting ps = mSettings.mPackages.get(packageName); 6737 if (ps == null) { 6738 continue; 6739 } 6740 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6741 int status = (int)(verificationState >> 32); 6742 if (result == null) { 6743 result = new CrossProfileDomainInfo(); 6744 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6745 sourceUserId, parentUserId); 6746 result.bestDomainVerificationStatus = status; 6747 } else { 6748 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6749 result.bestDomainVerificationStatus); 6750 } 6751 } 6752 // Don't consider matches with status NEVER across profiles. 6753 if (result != null && result.bestDomainVerificationStatus 6754 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6755 return null; 6756 } 6757 return result; 6758 } 6759 6760 /** 6761 * Verification statuses are ordered from the worse to the best, except for 6762 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6763 */ 6764 private int bestDomainVerificationStatus(int status1, int status2) { 6765 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6766 return status2; 6767 } 6768 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6769 return status1; 6770 } 6771 return (int) MathUtils.max(status1, status2); 6772 } 6773 6774 private boolean isUserEnabled(int userId) { 6775 long callingId = Binder.clearCallingIdentity(); 6776 try { 6777 UserInfo userInfo = sUserManager.getUserInfo(userId); 6778 return userInfo != null && userInfo.isEnabled(); 6779 } finally { 6780 Binder.restoreCallingIdentity(callingId); 6781 } 6782 } 6783 6784 /** 6785 * Filter out activities with systemUserOnly flag set, when current user is not System. 6786 * 6787 * @return filtered list 6788 */ 6789 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6790 if (userId == UserHandle.USER_SYSTEM) { 6791 return resolveInfos; 6792 } 6793 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6794 ResolveInfo info = resolveInfos.get(i); 6795 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6796 resolveInfos.remove(i); 6797 } 6798 } 6799 return resolveInfos; 6800 } 6801 6802 /** 6803 * Filters out ephemeral activities. 6804 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6805 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6806 * 6807 * @param resolveInfos The pre-filtered list of resolved activities 6808 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6809 * is performed. 6810 * @return A filtered list of resolved activities. 6811 */ 6812 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6813 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId) { 6814 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6815 final ResolveInfo info = resolveInfos.get(i); 6816 // allow activities that are defined in the provided package 6817 if (allowDynamicSplits 6818 && info.activityInfo != null 6819 && info.activityInfo.splitName != null 6820 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6821 info.activityInfo.splitName)) { 6822 if (mInstantAppInstallerActivity == null) { 6823 if (DEBUG_INSTALL) { 6824 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6825 } 6826 resolveInfos.remove(i); 6827 continue; 6828 } 6829 // requested activity is defined in a split that hasn't been installed yet. 6830 // add the installer to the resolve list 6831 if (DEBUG_INSTALL) { 6832 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6833 } 6834 final ResolveInfo installerInfo = new ResolveInfo( 6835 mInstantAppInstallerInfo); 6836 final ComponentName installFailureActivity = findInstallFailureActivity( 6837 info.activityInfo.packageName, filterCallingUid, userId); 6838 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6839 installFailureActivity, 6840 info.activityInfo.packageName, 6841 info.activityInfo.applicationInfo.versionCode, 6842 info.activityInfo.splitName); 6843 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6844 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6845 // add a non-generic filter 6846 installerInfo.filter = new IntentFilter(); 6847 6848 // This resolve info may appear in the chooser UI, so let us make it 6849 // look as the one it replaces as far as the user is concerned which 6850 // requires loading the correct label and icon for the resolve info. 6851 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6852 installerInfo.labelRes = info.resolveLabelResId(); 6853 installerInfo.icon = info.resolveIconResId(); 6854 6855 // propagate priority/preferred order/default 6856 installerInfo.priority = info.priority; 6857 installerInfo.preferredOrder = info.preferredOrder; 6858 installerInfo.isDefault = info.isDefault; 6859 installerInfo.isInstantAppAvailable = true; 6860 resolveInfos.set(i, installerInfo); 6861 continue; 6862 } 6863 // caller is a full app, don't need to apply any other filtering 6864 if (ephemeralPkgName == null) { 6865 continue; 6866 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6867 // caller is same app; don't need to apply any other filtering 6868 continue; 6869 } 6870 // allow activities that have been explicitly exposed to ephemeral apps 6871 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6872 if (!isEphemeralApp 6873 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6874 continue; 6875 } 6876 resolveInfos.remove(i); 6877 } 6878 return resolveInfos; 6879 } 6880 6881 /** 6882 * Returns the activity component that can handle install failures. 6883 * <p>By default, the instant application installer handles failures. However, an 6884 * application may want to handle failures on its own. Applications do this by 6885 * creating an activity with an intent filter that handles the action 6886 * {@link Intent#ACTION_INSTALL_FAILURE}. 6887 */ 6888 private @Nullable ComponentName findInstallFailureActivity( 6889 String packageName, int filterCallingUid, int userId) { 6890 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6891 failureActivityIntent.setPackage(packageName); 6892 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6893 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6894 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6895 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6896 final int NR = result.size(); 6897 if (NR > 0) { 6898 for (int i = 0; i < NR; i++) { 6899 final ResolveInfo info = result.get(i); 6900 if (info.activityInfo.splitName != null) { 6901 continue; 6902 } 6903 return new ComponentName(packageName, info.activityInfo.name); 6904 } 6905 } 6906 return null; 6907 } 6908 6909 /** 6910 * @param resolveInfos list of resolve infos in descending priority order 6911 * @return if the list contains a resolve info with non-negative priority 6912 */ 6913 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6914 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6915 } 6916 6917 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6918 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6919 int userId) { 6920 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6921 6922 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6923 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6924 candidates.size()); 6925 } 6926 6927 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6928 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6929 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6930 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6931 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6932 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6933 6934 synchronized (mPackages) { 6935 final int count = candidates.size(); 6936 // First, try to use linked apps. Partition the candidates into four lists: 6937 // one for the final results, one for the "do not use ever", one for "undefined status" 6938 // and finally one for "browser app type". 6939 for (int n=0; n<count; n++) { 6940 ResolveInfo info = candidates.get(n); 6941 String packageName = info.activityInfo.packageName; 6942 PackageSetting ps = mSettings.mPackages.get(packageName); 6943 if (ps != null) { 6944 // Add to the special match all list (Browser use case) 6945 if (info.handleAllWebDataURI) { 6946 matchAllList.add(info); 6947 continue; 6948 } 6949 // Try to get the status from User settings first 6950 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6951 int status = (int)(packedStatus >> 32); 6952 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6953 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6954 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6955 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6956 + " : linkgen=" + linkGeneration); 6957 } 6958 // Use link-enabled generation as preferredOrder, i.e. 6959 // prefer newly-enabled over earlier-enabled. 6960 info.preferredOrder = linkGeneration; 6961 alwaysList.add(info); 6962 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6963 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6964 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6965 } 6966 neverList.add(info); 6967 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6968 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6969 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6970 } 6971 alwaysAskList.add(info); 6972 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6973 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6974 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6975 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6976 } 6977 undefinedList.add(info); 6978 } 6979 } 6980 } 6981 6982 // We'll want to include browser possibilities in a few cases 6983 boolean includeBrowser = false; 6984 6985 // First try to add the "always" resolution(s) for the current user, if any 6986 if (alwaysList.size() > 0) { 6987 result.addAll(alwaysList); 6988 } else { 6989 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6990 result.addAll(undefinedList); 6991 // Maybe add one for the other profile. 6992 if (xpDomainInfo != null && ( 6993 xpDomainInfo.bestDomainVerificationStatus 6994 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6995 result.add(xpDomainInfo.resolveInfo); 6996 } 6997 includeBrowser = true; 6998 } 6999 7000 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7001 // If there were 'always' entries their preferred order has been set, so we also 7002 // back that off to make the alternatives equivalent 7003 if (alwaysAskList.size() > 0) { 7004 for (ResolveInfo i : result) { 7005 i.preferredOrder = 0; 7006 } 7007 result.addAll(alwaysAskList); 7008 includeBrowser = true; 7009 } 7010 7011 if (includeBrowser) { 7012 // Also add browsers (all of them or only the default one) 7013 if (DEBUG_DOMAIN_VERIFICATION) { 7014 Slog.v(TAG, " ...including browsers in candidate set"); 7015 } 7016 if ((matchFlags & MATCH_ALL) != 0) { 7017 result.addAll(matchAllList); 7018 } else { 7019 // Browser/generic handling case. If there's a default browser, go straight 7020 // to that (but only if there is no other higher-priority match). 7021 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7022 int maxMatchPrio = 0; 7023 ResolveInfo defaultBrowserMatch = null; 7024 final int numCandidates = matchAllList.size(); 7025 for (int n = 0; n < numCandidates; n++) { 7026 ResolveInfo info = matchAllList.get(n); 7027 // track the highest overall match priority... 7028 if (info.priority > maxMatchPrio) { 7029 maxMatchPrio = info.priority; 7030 } 7031 // ...and the highest-priority default browser match 7032 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7033 if (defaultBrowserMatch == null 7034 || (defaultBrowserMatch.priority < info.priority)) { 7035 if (debug) { 7036 Slog.v(TAG, "Considering default browser match " + info); 7037 } 7038 defaultBrowserMatch = info; 7039 } 7040 } 7041 } 7042 if (defaultBrowserMatch != null 7043 && defaultBrowserMatch.priority >= maxMatchPrio 7044 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7045 { 7046 if (debug) { 7047 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7048 } 7049 result.add(defaultBrowserMatch); 7050 } else { 7051 result.addAll(matchAllList); 7052 } 7053 } 7054 7055 // If there is nothing selected, add all candidates and remove the ones that the user 7056 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7057 if (result.size() == 0) { 7058 result.addAll(candidates); 7059 result.removeAll(neverList); 7060 } 7061 } 7062 } 7063 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7064 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7065 result.size()); 7066 for (ResolveInfo info : result) { 7067 Slog.v(TAG, " + " + info.activityInfo); 7068 } 7069 } 7070 return result; 7071 } 7072 7073 // Returns a packed value as a long: 7074 // 7075 // high 'int'-sized word: link status: undefined/ask/never/always. 7076 // low 'int'-sized word: relative priority among 'always' results. 7077 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7078 long result = ps.getDomainVerificationStatusForUser(userId); 7079 // if none available, get the master status 7080 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7081 if (ps.getIntentFilterVerificationInfo() != null) { 7082 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7083 } 7084 } 7085 return result; 7086 } 7087 7088 private ResolveInfo querySkipCurrentProfileIntents( 7089 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7090 int flags, int sourceUserId) { 7091 if (matchingFilters != null) { 7092 int size = matchingFilters.size(); 7093 for (int i = 0; i < size; i ++) { 7094 CrossProfileIntentFilter filter = matchingFilters.get(i); 7095 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7096 // Checking if there are activities in the target user that can handle the 7097 // intent. 7098 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7099 resolvedType, flags, sourceUserId); 7100 if (resolveInfo != null) { 7101 return resolveInfo; 7102 } 7103 } 7104 } 7105 } 7106 return null; 7107 } 7108 7109 // Return matching ResolveInfo in target user if any. 7110 private ResolveInfo queryCrossProfileIntents( 7111 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7112 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7113 if (matchingFilters != null) { 7114 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7115 // match the same intent. For performance reasons, it is better not to 7116 // run queryIntent twice for the same userId 7117 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7118 int size = matchingFilters.size(); 7119 for (int i = 0; i < size; i++) { 7120 CrossProfileIntentFilter filter = matchingFilters.get(i); 7121 int targetUserId = filter.getTargetUserId(); 7122 boolean skipCurrentProfile = 7123 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7124 boolean skipCurrentProfileIfNoMatchFound = 7125 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7126 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7127 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7128 // Checking if there are activities in the target user that can handle the 7129 // intent. 7130 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7131 resolvedType, flags, sourceUserId); 7132 if (resolveInfo != null) return resolveInfo; 7133 alreadyTriedUserIds.put(targetUserId, true); 7134 } 7135 } 7136 } 7137 return null; 7138 } 7139 7140 /** 7141 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7142 * will forward the intent to the filter's target user. 7143 * Otherwise, returns null. 7144 */ 7145 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7146 String resolvedType, int flags, int sourceUserId) { 7147 int targetUserId = filter.getTargetUserId(); 7148 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7149 resolvedType, flags, targetUserId); 7150 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7151 // If all the matches in the target profile are suspended, return null. 7152 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7153 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7154 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7155 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7156 targetUserId); 7157 } 7158 } 7159 } 7160 return null; 7161 } 7162 7163 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7164 int sourceUserId, int targetUserId) { 7165 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7166 long ident = Binder.clearCallingIdentity(); 7167 boolean targetIsProfile; 7168 try { 7169 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7170 } finally { 7171 Binder.restoreCallingIdentity(ident); 7172 } 7173 String className; 7174 if (targetIsProfile) { 7175 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7176 } else { 7177 className = FORWARD_INTENT_TO_PARENT; 7178 } 7179 ComponentName forwardingActivityComponentName = new ComponentName( 7180 mAndroidApplication.packageName, className); 7181 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7182 sourceUserId); 7183 if (!targetIsProfile) { 7184 forwardingActivityInfo.showUserIcon = targetUserId; 7185 forwardingResolveInfo.noResourceId = true; 7186 } 7187 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7188 forwardingResolveInfo.priority = 0; 7189 forwardingResolveInfo.preferredOrder = 0; 7190 forwardingResolveInfo.match = 0; 7191 forwardingResolveInfo.isDefault = true; 7192 forwardingResolveInfo.filter = filter; 7193 forwardingResolveInfo.targetUserId = targetUserId; 7194 return forwardingResolveInfo; 7195 } 7196 7197 @Override 7198 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7199 Intent[] specifics, String[] specificTypes, Intent intent, 7200 String resolvedType, int flags, int userId) { 7201 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7202 specificTypes, intent, resolvedType, flags, userId)); 7203 } 7204 7205 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7206 Intent[] specifics, String[] specificTypes, Intent intent, 7207 String resolvedType, int flags, int userId) { 7208 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7209 final int callingUid = Binder.getCallingUid(); 7210 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7211 false /*includeInstantApps*/); 7212 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7213 false /*requireFullPermission*/, false /*checkShell*/, 7214 "query intent activity options"); 7215 final String resultsAction = intent.getAction(); 7216 7217 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7218 | PackageManager.GET_RESOLVED_FILTER, userId); 7219 7220 if (DEBUG_INTENT_MATCHING) { 7221 Log.v(TAG, "Query " + intent + ": " + results); 7222 } 7223 7224 int specificsPos = 0; 7225 int N; 7226 7227 // todo: note that the algorithm used here is O(N^2). This 7228 // isn't a problem in our current environment, but if we start running 7229 // into situations where we have more than 5 or 10 matches then this 7230 // should probably be changed to something smarter... 7231 7232 // First we go through and resolve each of the specific items 7233 // that were supplied, taking care of removing any corresponding 7234 // duplicate items in the generic resolve list. 7235 if (specifics != null) { 7236 for (int i=0; i<specifics.length; i++) { 7237 final Intent sintent = specifics[i]; 7238 if (sintent == null) { 7239 continue; 7240 } 7241 7242 if (DEBUG_INTENT_MATCHING) { 7243 Log.v(TAG, "Specific #" + i + ": " + sintent); 7244 } 7245 7246 String action = sintent.getAction(); 7247 if (resultsAction != null && resultsAction.equals(action)) { 7248 // If this action was explicitly requested, then don't 7249 // remove things that have it. 7250 action = null; 7251 } 7252 7253 ResolveInfo ri = null; 7254 ActivityInfo ai = null; 7255 7256 ComponentName comp = sintent.getComponent(); 7257 if (comp == null) { 7258 ri = resolveIntent( 7259 sintent, 7260 specificTypes != null ? specificTypes[i] : null, 7261 flags, userId); 7262 if (ri == null) { 7263 continue; 7264 } 7265 if (ri == mResolveInfo) { 7266 // ACK! Must do something better with this. 7267 } 7268 ai = ri.activityInfo; 7269 comp = new ComponentName(ai.applicationInfo.packageName, 7270 ai.name); 7271 } else { 7272 ai = getActivityInfo(comp, flags, userId); 7273 if (ai == null) { 7274 continue; 7275 } 7276 } 7277 7278 // Look for any generic query activities that are duplicates 7279 // of this specific one, and remove them from the results. 7280 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7281 N = results.size(); 7282 int j; 7283 for (j=specificsPos; j<N; j++) { 7284 ResolveInfo sri = results.get(j); 7285 if ((sri.activityInfo.name.equals(comp.getClassName()) 7286 && sri.activityInfo.applicationInfo.packageName.equals( 7287 comp.getPackageName())) 7288 || (action != null && sri.filter.matchAction(action))) { 7289 results.remove(j); 7290 if (DEBUG_INTENT_MATCHING) Log.v( 7291 TAG, "Removing duplicate item from " + j 7292 + " due to specific " + specificsPos); 7293 if (ri == null) { 7294 ri = sri; 7295 } 7296 j--; 7297 N--; 7298 } 7299 } 7300 7301 // Add this specific item to its proper place. 7302 if (ri == null) { 7303 ri = new ResolveInfo(); 7304 ri.activityInfo = ai; 7305 } 7306 results.add(specificsPos, ri); 7307 ri.specificIndex = i; 7308 specificsPos++; 7309 } 7310 } 7311 7312 // Now we go through the remaining generic results and remove any 7313 // duplicate actions that are found here. 7314 N = results.size(); 7315 for (int i=specificsPos; i<N-1; i++) { 7316 final ResolveInfo rii = results.get(i); 7317 if (rii.filter == null) { 7318 continue; 7319 } 7320 7321 // Iterate over all of the actions of this result's intent 7322 // filter... typically this should be just one. 7323 final Iterator<String> it = rii.filter.actionsIterator(); 7324 if (it == null) { 7325 continue; 7326 } 7327 while (it.hasNext()) { 7328 final String action = it.next(); 7329 if (resultsAction != null && resultsAction.equals(action)) { 7330 // If this action was explicitly requested, then don't 7331 // remove things that have it. 7332 continue; 7333 } 7334 for (int j=i+1; j<N; j++) { 7335 final ResolveInfo rij = results.get(j); 7336 if (rij.filter != null && rij.filter.hasAction(action)) { 7337 results.remove(j); 7338 if (DEBUG_INTENT_MATCHING) Log.v( 7339 TAG, "Removing duplicate item from " + j 7340 + " due to action " + action + " at " + i); 7341 j--; 7342 N--; 7343 } 7344 } 7345 } 7346 7347 // If the caller didn't request filter information, drop it now 7348 // so we don't have to marshall/unmarshall it. 7349 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7350 rii.filter = null; 7351 } 7352 } 7353 7354 // Filter out the caller activity if so requested. 7355 if (caller != null) { 7356 N = results.size(); 7357 for (int i=0; i<N; i++) { 7358 ActivityInfo ainfo = results.get(i).activityInfo; 7359 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7360 && caller.getClassName().equals(ainfo.name)) { 7361 results.remove(i); 7362 break; 7363 } 7364 } 7365 } 7366 7367 // If the caller didn't request filter information, 7368 // drop them now so we don't have to 7369 // marshall/unmarshall it. 7370 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7371 N = results.size(); 7372 for (int i=0; i<N; i++) { 7373 results.get(i).filter = null; 7374 } 7375 } 7376 7377 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7378 return results; 7379 } 7380 7381 @Override 7382 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7383 String resolvedType, int flags, int userId) { 7384 return new ParceledListSlice<>( 7385 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7386 false /*allowDynamicSplits*/)); 7387 } 7388 7389 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7390 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7391 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7392 final int callingUid = Binder.getCallingUid(); 7393 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7394 false /*requireFullPermission*/, false /*checkShell*/, 7395 "query intent receivers"); 7396 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7397 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7398 false /*includeInstantApps*/); 7399 ComponentName comp = intent.getComponent(); 7400 if (comp == null) { 7401 if (intent.getSelector() != null) { 7402 intent = intent.getSelector(); 7403 comp = intent.getComponent(); 7404 } 7405 } 7406 if (comp != null) { 7407 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7408 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7409 if (ai != null) { 7410 // When specifying an explicit component, we prevent the activity from being 7411 // used when either 1) the calling package is normal and the activity is within 7412 // an instant application or 2) the calling package is ephemeral and the 7413 // activity is not visible to instant applications. 7414 final boolean matchInstantApp = 7415 (flags & PackageManager.MATCH_INSTANT) != 0; 7416 final boolean matchVisibleToInstantAppOnly = 7417 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7418 final boolean matchExplicitlyVisibleOnly = 7419 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7420 final boolean isCallerInstantApp = 7421 instantAppPkgName != null; 7422 final boolean isTargetSameInstantApp = 7423 comp.getPackageName().equals(instantAppPkgName); 7424 final boolean isTargetInstantApp = 7425 (ai.applicationInfo.privateFlags 7426 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7427 final boolean isTargetVisibleToInstantApp = 7428 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7429 final boolean isTargetExplicitlyVisibleToInstantApp = 7430 isTargetVisibleToInstantApp 7431 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7432 final boolean isTargetHiddenFromInstantApp = 7433 !isTargetVisibleToInstantApp 7434 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7435 final boolean blockResolution = 7436 !isTargetSameInstantApp 7437 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7438 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7439 && isTargetHiddenFromInstantApp)); 7440 if (!blockResolution) { 7441 ResolveInfo ri = new ResolveInfo(); 7442 ri.activityInfo = ai; 7443 list.add(ri); 7444 } 7445 } 7446 return applyPostResolutionFilter( 7447 list, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7448 } 7449 7450 // reader 7451 synchronized (mPackages) { 7452 String pkgName = intent.getPackage(); 7453 if (pkgName == null) { 7454 final List<ResolveInfo> result = 7455 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7456 return applyPostResolutionFilter( 7457 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7458 } 7459 final PackageParser.Package pkg = mPackages.get(pkgName); 7460 if (pkg != null) { 7461 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7462 intent, resolvedType, flags, pkg.receivers, userId); 7463 return applyPostResolutionFilter( 7464 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7465 } 7466 return Collections.emptyList(); 7467 } 7468 } 7469 7470 @Override 7471 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7472 final int callingUid = Binder.getCallingUid(); 7473 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7474 } 7475 7476 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7477 int userId, int callingUid) { 7478 if (!sUserManager.exists(userId)) return null; 7479 flags = updateFlagsForResolve( 7480 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7481 List<ResolveInfo> query = queryIntentServicesInternal( 7482 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7483 if (query != null) { 7484 if (query.size() >= 1) { 7485 // If there is more than one service with the same priority, 7486 // just arbitrarily pick the first one. 7487 return query.get(0); 7488 } 7489 } 7490 return null; 7491 } 7492 7493 @Override 7494 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7495 String resolvedType, int flags, int userId) { 7496 final int callingUid = Binder.getCallingUid(); 7497 return new ParceledListSlice<>(queryIntentServicesInternal( 7498 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7499 } 7500 7501 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7502 String resolvedType, int flags, int userId, int callingUid, 7503 boolean includeInstantApps) { 7504 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7505 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7506 false /*requireFullPermission*/, false /*checkShell*/, 7507 "query intent receivers"); 7508 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7509 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7510 ComponentName comp = intent.getComponent(); 7511 if (comp == null) { 7512 if (intent.getSelector() != null) { 7513 intent = intent.getSelector(); 7514 comp = intent.getComponent(); 7515 } 7516 } 7517 if (comp != null) { 7518 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7519 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7520 if (si != null) { 7521 // When specifying an explicit component, we prevent the service from being 7522 // used when either 1) the service is in an instant application and the 7523 // caller is not the same instant application or 2) the calling package is 7524 // ephemeral and the activity is not visible to ephemeral applications. 7525 final boolean matchInstantApp = 7526 (flags & PackageManager.MATCH_INSTANT) != 0; 7527 final boolean matchVisibleToInstantAppOnly = 7528 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7529 final boolean isCallerInstantApp = 7530 instantAppPkgName != null; 7531 final boolean isTargetSameInstantApp = 7532 comp.getPackageName().equals(instantAppPkgName); 7533 final boolean isTargetInstantApp = 7534 (si.applicationInfo.privateFlags 7535 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7536 final boolean isTargetHiddenFromInstantApp = 7537 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7538 final boolean blockResolution = 7539 !isTargetSameInstantApp 7540 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7541 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7542 && isTargetHiddenFromInstantApp)); 7543 if (!blockResolution) { 7544 final ResolveInfo ri = new ResolveInfo(); 7545 ri.serviceInfo = si; 7546 list.add(ri); 7547 } 7548 } 7549 return list; 7550 } 7551 7552 // reader 7553 synchronized (mPackages) { 7554 String pkgName = intent.getPackage(); 7555 if (pkgName == null) { 7556 return applyPostServiceResolutionFilter( 7557 mServices.queryIntent(intent, resolvedType, flags, userId), 7558 instantAppPkgName); 7559 } 7560 final PackageParser.Package pkg = mPackages.get(pkgName); 7561 if (pkg != null) { 7562 return applyPostServiceResolutionFilter( 7563 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7564 userId), 7565 instantAppPkgName); 7566 } 7567 return Collections.emptyList(); 7568 } 7569 } 7570 7571 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7572 String instantAppPkgName) { 7573 if (instantAppPkgName == null) { 7574 return resolveInfos; 7575 } 7576 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7577 final ResolveInfo info = resolveInfos.get(i); 7578 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7579 // allow services that are defined in the provided package 7580 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7581 if (info.serviceInfo.splitName != null 7582 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7583 info.serviceInfo.splitName)) { 7584 // requested service is defined in a split that hasn't been installed yet. 7585 // add the installer to the resolve list 7586 if (DEBUG_INSTANT) { 7587 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7588 } 7589 final ResolveInfo installerInfo = new ResolveInfo( 7590 mInstantAppInstallerInfo); 7591 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7592 null /* installFailureActivity */, 7593 info.serviceInfo.packageName, 7594 info.serviceInfo.applicationInfo.versionCode, 7595 info.serviceInfo.splitName); 7596 // make sure this resolver is the default 7597 installerInfo.isDefault = true; 7598 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7599 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7600 // add a non-generic filter 7601 installerInfo.filter = new IntentFilter(); 7602 // load resources from the correct package 7603 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7604 resolveInfos.set(i, installerInfo); 7605 } 7606 continue; 7607 } 7608 // allow services that have been explicitly exposed to ephemeral apps 7609 if (!isEphemeralApp 7610 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7611 continue; 7612 } 7613 resolveInfos.remove(i); 7614 } 7615 return resolveInfos; 7616 } 7617 7618 @Override 7619 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7620 String resolvedType, int flags, int userId) { 7621 return new ParceledListSlice<>( 7622 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7623 } 7624 7625 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7626 Intent intent, String resolvedType, int flags, int userId) { 7627 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7628 final int callingUid = Binder.getCallingUid(); 7629 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7630 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7631 false /*includeInstantApps*/); 7632 ComponentName comp = intent.getComponent(); 7633 if (comp == null) { 7634 if (intent.getSelector() != null) { 7635 intent = intent.getSelector(); 7636 comp = intent.getComponent(); 7637 } 7638 } 7639 if (comp != null) { 7640 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7641 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7642 if (pi != null) { 7643 // When specifying an explicit component, we prevent the provider from being 7644 // used when either 1) the provider is in an instant application and the 7645 // caller is not the same instant application or 2) the calling package is an 7646 // instant application and the provider is not visible to instant applications. 7647 final boolean matchInstantApp = 7648 (flags & PackageManager.MATCH_INSTANT) != 0; 7649 final boolean matchVisibleToInstantAppOnly = 7650 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7651 final boolean isCallerInstantApp = 7652 instantAppPkgName != null; 7653 final boolean isTargetSameInstantApp = 7654 comp.getPackageName().equals(instantAppPkgName); 7655 final boolean isTargetInstantApp = 7656 (pi.applicationInfo.privateFlags 7657 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7658 final boolean isTargetHiddenFromInstantApp = 7659 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7660 final boolean blockResolution = 7661 !isTargetSameInstantApp 7662 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7663 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7664 && isTargetHiddenFromInstantApp)); 7665 if (!blockResolution) { 7666 final ResolveInfo ri = new ResolveInfo(); 7667 ri.providerInfo = pi; 7668 list.add(ri); 7669 } 7670 } 7671 return list; 7672 } 7673 7674 // reader 7675 synchronized (mPackages) { 7676 String pkgName = intent.getPackage(); 7677 if (pkgName == null) { 7678 return applyPostContentProviderResolutionFilter( 7679 mProviders.queryIntent(intent, resolvedType, flags, userId), 7680 instantAppPkgName); 7681 } 7682 final PackageParser.Package pkg = mPackages.get(pkgName); 7683 if (pkg != null) { 7684 return applyPostContentProviderResolutionFilter( 7685 mProviders.queryIntentForPackage( 7686 intent, resolvedType, flags, pkg.providers, userId), 7687 instantAppPkgName); 7688 } 7689 return Collections.emptyList(); 7690 } 7691 } 7692 7693 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7694 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7695 if (instantAppPkgName == null) { 7696 return resolveInfos; 7697 } 7698 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7699 final ResolveInfo info = resolveInfos.get(i); 7700 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7701 // allow providers that are defined in the provided package 7702 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7703 if (info.providerInfo.splitName != null 7704 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7705 info.providerInfo.splitName)) { 7706 // requested provider is defined in a split that hasn't been installed yet. 7707 // add the installer to the resolve list 7708 if (DEBUG_INSTANT) { 7709 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7710 } 7711 final ResolveInfo installerInfo = new ResolveInfo( 7712 mInstantAppInstallerInfo); 7713 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7714 null /*failureActivity*/, 7715 info.providerInfo.packageName, 7716 info.providerInfo.applicationInfo.versionCode, 7717 info.providerInfo.splitName); 7718 // make sure this resolver is the default 7719 installerInfo.isDefault = true; 7720 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7721 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7722 // add a non-generic filter 7723 installerInfo.filter = new IntentFilter(); 7724 // load resources from the correct package 7725 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7726 resolveInfos.set(i, installerInfo); 7727 } 7728 continue; 7729 } 7730 // allow providers that have been explicitly exposed to instant applications 7731 if (!isEphemeralApp 7732 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7733 continue; 7734 } 7735 resolveInfos.remove(i); 7736 } 7737 return resolveInfos; 7738 } 7739 7740 @Override 7741 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7742 final int callingUid = Binder.getCallingUid(); 7743 if (getInstantAppPackageName(callingUid) != null) { 7744 return ParceledListSlice.emptyList(); 7745 } 7746 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7747 flags = updateFlagsForPackage(flags, userId, null); 7748 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7749 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7750 true /* requireFullPermission */, false /* checkShell */, 7751 "get installed packages"); 7752 7753 // writer 7754 synchronized (mPackages) { 7755 ArrayList<PackageInfo> list; 7756 if (listUninstalled) { 7757 list = new ArrayList<>(mSettings.mPackages.size()); 7758 for (PackageSetting ps : mSettings.mPackages.values()) { 7759 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7760 continue; 7761 } 7762 if (filterAppAccessLPr(ps, callingUid, userId)) { 7763 continue; 7764 } 7765 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7766 if (pi != null) { 7767 list.add(pi); 7768 } 7769 } 7770 } else { 7771 list = new ArrayList<>(mPackages.size()); 7772 for (PackageParser.Package p : mPackages.values()) { 7773 final PackageSetting ps = (PackageSetting) p.mExtras; 7774 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7775 continue; 7776 } 7777 if (filterAppAccessLPr(ps, callingUid, userId)) { 7778 continue; 7779 } 7780 final PackageInfo pi = generatePackageInfo((PackageSetting) 7781 p.mExtras, flags, userId); 7782 if (pi != null) { 7783 list.add(pi); 7784 } 7785 } 7786 } 7787 7788 return new ParceledListSlice<>(list); 7789 } 7790 } 7791 7792 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7793 String[] permissions, boolean[] tmp, int flags, int userId) { 7794 int numMatch = 0; 7795 final PermissionsState permissionsState = ps.getPermissionsState(); 7796 for (int i=0; i<permissions.length; i++) { 7797 final String permission = permissions[i]; 7798 if (permissionsState.hasPermission(permission, userId)) { 7799 tmp[i] = true; 7800 numMatch++; 7801 } else { 7802 tmp[i] = false; 7803 } 7804 } 7805 if (numMatch == 0) { 7806 return; 7807 } 7808 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7809 7810 // The above might return null in cases of uninstalled apps or install-state 7811 // skew across users/profiles. 7812 if (pi != null) { 7813 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7814 if (numMatch == permissions.length) { 7815 pi.requestedPermissions = permissions; 7816 } else { 7817 pi.requestedPermissions = new String[numMatch]; 7818 numMatch = 0; 7819 for (int i=0; i<permissions.length; i++) { 7820 if (tmp[i]) { 7821 pi.requestedPermissions[numMatch] = permissions[i]; 7822 numMatch++; 7823 } 7824 } 7825 } 7826 } 7827 list.add(pi); 7828 } 7829 } 7830 7831 @Override 7832 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7833 String[] permissions, int flags, int userId) { 7834 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7835 flags = updateFlagsForPackage(flags, userId, permissions); 7836 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7837 true /* requireFullPermission */, false /* checkShell */, 7838 "get packages holding permissions"); 7839 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7840 7841 // writer 7842 synchronized (mPackages) { 7843 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7844 boolean[] tmpBools = new boolean[permissions.length]; 7845 if (listUninstalled) { 7846 for (PackageSetting ps : mSettings.mPackages.values()) { 7847 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7848 userId); 7849 } 7850 } else { 7851 for (PackageParser.Package pkg : mPackages.values()) { 7852 PackageSetting ps = (PackageSetting)pkg.mExtras; 7853 if (ps != null) { 7854 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7855 userId); 7856 } 7857 } 7858 } 7859 7860 return new ParceledListSlice<PackageInfo>(list); 7861 } 7862 } 7863 7864 @Override 7865 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7866 final int callingUid = Binder.getCallingUid(); 7867 if (getInstantAppPackageName(callingUid) != null) { 7868 return ParceledListSlice.emptyList(); 7869 } 7870 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7871 flags = updateFlagsForApplication(flags, userId, null); 7872 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7873 7874 // writer 7875 synchronized (mPackages) { 7876 ArrayList<ApplicationInfo> list; 7877 if (listUninstalled) { 7878 list = new ArrayList<>(mSettings.mPackages.size()); 7879 for (PackageSetting ps : mSettings.mPackages.values()) { 7880 ApplicationInfo ai; 7881 int effectiveFlags = flags; 7882 if (ps.isSystem()) { 7883 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7884 } 7885 if (ps.pkg != null) { 7886 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7887 continue; 7888 } 7889 if (filterAppAccessLPr(ps, callingUid, userId)) { 7890 continue; 7891 } 7892 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7893 ps.readUserState(userId), userId); 7894 if (ai != null) { 7895 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7896 } 7897 } else { 7898 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7899 // and already converts to externally visible package name 7900 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7901 callingUid, effectiveFlags, userId); 7902 } 7903 if (ai != null) { 7904 list.add(ai); 7905 } 7906 } 7907 } else { 7908 list = new ArrayList<>(mPackages.size()); 7909 for (PackageParser.Package p : mPackages.values()) { 7910 if (p.mExtras != null) { 7911 PackageSetting ps = (PackageSetting) p.mExtras; 7912 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7913 continue; 7914 } 7915 if (filterAppAccessLPr(ps, callingUid, userId)) { 7916 continue; 7917 } 7918 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7919 ps.readUserState(userId), userId); 7920 if (ai != null) { 7921 ai.packageName = resolveExternalPackageNameLPr(p); 7922 list.add(ai); 7923 } 7924 } 7925 } 7926 } 7927 7928 return new ParceledListSlice<>(list); 7929 } 7930 } 7931 7932 @Override 7933 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7934 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7935 return null; 7936 } 7937 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7938 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7939 "getEphemeralApplications"); 7940 } 7941 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7942 true /* requireFullPermission */, false /* checkShell */, 7943 "getEphemeralApplications"); 7944 synchronized (mPackages) { 7945 List<InstantAppInfo> instantApps = mInstantAppRegistry 7946 .getInstantAppsLPr(userId); 7947 if (instantApps != null) { 7948 return new ParceledListSlice<>(instantApps); 7949 } 7950 } 7951 return null; 7952 } 7953 7954 @Override 7955 public boolean isInstantApp(String packageName, int userId) { 7956 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7957 true /* requireFullPermission */, false /* checkShell */, 7958 "isInstantApp"); 7959 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7960 return false; 7961 } 7962 7963 synchronized (mPackages) { 7964 int callingUid = Binder.getCallingUid(); 7965 if (Process.isIsolated(callingUid)) { 7966 callingUid = mIsolatedOwners.get(callingUid); 7967 } 7968 final PackageSetting ps = mSettings.mPackages.get(packageName); 7969 PackageParser.Package pkg = mPackages.get(packageName); 7970 final boolean returnAllowed = 7971 ps != null 7972 && (isCallerSameApp(packageName, callingUid) 7973 || canViewInstantApps(callingUid, userId) 7974 || mInstantAppRegistry.isInstantAccessGranted( 7975 userId, UserHandle.getAppId(callingUid), ps.appId)); 7976 if (returnAllowed) { 7977 return ps.getInstantApp(userId); 7978 } 7979 } 7980 return false; 7981 } 7982 7983 @Override 7984 public byte[] getInstantAppCookie(String packageName, int userId) { 7985 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7986 return null; 7987 } 7988 7989 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7990 true /* requireFullPermission */, false /* checkShell */, 7991 "getInstantAppCookie"); 7992 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7993 return null; 7994 } 7995 synchronized (mPackages) { 7996 return mInstantAppRegistry.getInstantAppCookieLPw( 7997 packageName, userId); 7998 } 7999 } 8000 8001 @Override 8002 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8003 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8004 return true; 8005 } 8006 8007 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8008 true /* requireFullPermission */, true /* checkShell */, 8009 "setInstantAppCookie"); 8010 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8011 return false; 8012 } 8013 synchronized (mPackages) { 8014 return mInstantAppRegistry.setInstantAppCookieLPw( 8015 packageName, cookie, userId); 8016 } 8017 } 8018 8019 @Override 8020 public Bitmap getInstantAppIcon(String packageName, int userId) { 8021 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8022 return null; 8023 } 8024 8025 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8026 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8027 "getInstantAppIcon"); 8028 } 8029 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8030 true /* requireFullPermission */, false /* checkShell */, 8031 "getInstantAppIcon"); 8032 8033 synchronized (mPackages) { 8034 return mInstantAppRegistry.getInstantAppIconLPw( 8035 packageName, userId); 8036 } 8037 } 8038 8039 private boolean isCallerSameApp(String packageName, int uid) { 8040 PackageParser.Package pkg = mPackages.get(packageName); 8041 return pkg != null 8042 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8043 } 8044 8045 @Override 8046 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8047 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8048 return ParceledListSlice.emptyList(); 8049 } 8050 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8051 } 8052 8053 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8054 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8055 8056 // reader 8057 synchronized (mPackages) { 8058 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8059 final int userId = UserHandle.getCallingUserId(); 8060 while (i.hasNext()) { 8061 final PackageParser.Package p = i.next(); 8062 if (p.applicationInfo == null) continue; 8063 8064 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8065 && !p.applicationInfo.isDirectBootAware(); 8066 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8067 && p.applicationInfo.isDirectBootAware(); 8068 8069 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8070 && (!mSafeMode || isSystemApp(p)) 8071 && (matchesUnaware || matchesAware)) { 8072 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8073 if (ps != null) { 8074 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8075 ps.readUserState(userId), userId); 8076 if (ai != null) { 8077 finalList.add(ai); 8078 } 8079 } 8080 } 8081 } 8082 } 8083 8084 return finalList; 8085 } 8086 8087 @Override 8088 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8089 return resolveContentProviderInternal(name, flags, userId); 8090 } 8091 8092 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8093 if (!sUserManager.exists(userId)) return null; 8094 flags = updateFlagsForComponent(flags, userId, name); 8095 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8096 // reader 8097 synchronized (mPackages) { 8098 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8099 PackageSetting ps = provider != null 8100 ? mSettings.mPackages.get(provider.owner.packageName) 8101 : null; 8102 if (ps != null) { 8103 final boolean isInstantApp = ps.getInstantApp(userId); 8104 // normal application; filter out instant application provider 8105 if (instantAppPkgName == null && isInstantApp) { 8106 return null; 8107 } 8108 // instant application; filter out other instant applications 8109 if (instantAppPkgName != null 8110 && isInstantApp 8111 && !provider.owner.packageName.equals(instantAppPkgName)) { 8112 return null; 8113 } 8114 // instant application; filter out non-exposed provider 8115 if (instantAppPkgName != null 8116 && !isInstantApp 8117 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8118 return null; 8119 } 8120 // provider not enabled 8121 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8122 return null; 8123 } 8124 return PackageParser.generateProviderInfo( 8125 provider, flags, ps.readUserState(userId), userId); 8126 } 8127 return null; 8128 } 8129 } 8130 8131 /** 8132 * @deprecated 8133 */ 8134 @Deprecated 8135 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8136 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8137 return; 8138 } 8139 // reader 8140 synchronized (mPackages) { 8141 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8142 .entrySet().iterator(); 8143 final int userId = UserHandle.getCallingUserId(); 8144 while (i.hasNext()) { 8145 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8146 PackageParser.Provider p = entry.getValue(); 8147 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8148 8149 if (ps != null && p.syncable 8150 && (!mSafeMode || (p.info.applicationInfo.flags 8151 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8152 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8153 ps.readUserState(userId), userId); 8154 if (info != null) { 8155 outNames.add(entry.getKey()); 8156 outInfo.add(info); 8157 } 8158 } 8159 } 8160 } 8161 } 8162 8163 @Override 8164 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8165 int uid, int flags, String metaDataKey) { 8166 final int callingUid = Binder.getCallingUid(); 8167 final int userId = processName != null ? UserHandle.getUserId(uid) 8168 : UserHandle.getCallingUserId(); 8169 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8170 flags = updateFlagsForComponent(flags, userId, processName); 8171 ArrayList<ProviderInfo> finalList = null; 8172 // reader 8173 synchronized (mPackages) { 8174 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8175 while (i.hasNext()) { 8176 final PackageParser.Provider p = i.next(); 8177 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8178 if (ps != null && p.info.authority != null 8179 && (processName == null 8180 || (p.info.processName.equals(processName) 8181 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8182 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8183 8184 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8185 // parameter. 8186 if (metaDataKey != null 8187 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8188 continue; 8189 } 8190 final ComponentName component = 8191 new ComponentName(p.info.packageName, p.info.name); 8192 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8193 continue; 8194 } 8195 if (finalList == null) { 8196 finalList = new ArrayList<ProviderInfo>(3); 8197 } 8198 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8199 ps.readUserState(userId), userId); 8200 if (info != null) { 8201 finalList.add(info); 8202 } 8203 } 8204 } 8205 } 8206 8207 if (finalList != null) { 8208 Collections.sort(finalList, mProviderInitOrderSorter); 8209 return new ParceledListSlice<ProviderInfo>(finalList); 8210 } 8211 8212 return ParceledListSlice.emptyList(); 8213 } 8214 8215 @Override 8216 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8217 // reader 8218 synchronized (mPackages) { 8219 final int callingUid = Binder.getCallingUid(); 8220 final int callingUserId = UserHandle.getUserId(callingUid); 8221 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8222 if (ps == null) return null; 8223 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8224 return null; 8225 } 8226 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8227 return PackageParser.generateInstrumentationInfo(i, flags); 8228 } 8229 } 8230 8231 @Override 8232 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8233 String targetPackage, int flags) { 8234 final int callingUid = Binder.getCallingUid(); 8235 final int callingUserId = UserHandle.getUserId(callingUid); 8236 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8237 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8238 return ParceledListSlice.emptyList(); 8239 } 8240 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8241 } 8242 8243 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8244 int flags) { 8245 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8246 8247 // reader 8248 synchronized (mPackages) { 8249 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8250 while (i.hasNext()) { 8251 final PackageParser.Instrumentation p = i.next(); 8252 if (targetPackage == null 8253 || targetPackage.equals(p.info.targetPackage)) { 8254 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8255 flags); 8256 if (ii != null) { 8257 finalList.add(ii); 8258 } 8259 } 8260 } 8261 } 8262 8263 return finalList; 8264 } 8265 8266 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8267 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8268 try { 8269 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8270 } finally { 8271 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8272 } 8273 } 8274 8275 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8276 final File[] files = scanDir.listFiles(); 8277 if (ArrayUtils.isEmpty(files)) { 8278 Log.d(TAG, "No files in app dir " + scanDir); 8279 return; 8280 } 8281 8282 if (DEBUG_PACKAGE_SCANNING) { 8283 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8284 + " flags=0x" + Integer.toHexString(parseFlags)); 8285 } 8286 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8287 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8288 mParallelPackageParserCallback)) { 8289 // Submit files for parsing in parallel 8290 int fileCount = 0; 8291 for (File file : files) { 8292 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8293 && !PackageInstallerService.isStageName(file.getName()); 8294 if (!isPackage) { 8295 // Ignore entries which are not packages 8296 continue; 8297 } 8298 parallelPackageParser.submit(file, parseFlags); 8299 fileCount++; 8300 } 8301 8302 // Process results one by one 8303 for (; fileCount > 0; fileCount--) { 8304 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8305 Throwable throwable = parseResult.throwable; 8306 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8307 8308 if (throwable == null) { 8309 // TODO(toddke): move lower in the scan chain 8310 // Static shared libraries have synthetic package names 8311 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8312 renameStaticSharedLibraryPackage(parseResult.pkg); 8313 } 8314 try { 8315 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8316 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8317 currentTime, null); 8318 } 8319 } catch (PackageManagerException e) { 8320 errorCode = e.error; 8321 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8322 } 8323 } else if (throwable instanceof PackageParser.PackageParserException) { 8324 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8325 throwable; 8326 errorCode = e.error; 8327 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8328 } else { 8329 throw new IllegalStateException("Unexpected exception occurred while parsing " 8330 + parseResult.scanFile, throwable); 8331 } 8332 8333 // Delete invalid userdata apps 8334 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8335 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8336 logCriticalInfo(Log.WARN, 8337 "Deleting invalid package at " + parseResult.scanFile); 8338 removeCodePathLI(parseResult.scanFile); 8339 } 8340 } 8341 } 8342 } 8343 8344 public static void reportSettingsProblem(int priority, String msg) { 8345 logCriticalInfo(priority, msg); 8346 } 8347 8348 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8349 boolean forceCollect, boolean skipVerify) throws PackageManagerException { 8350 // When upgrading from pre-N MR1, verify the package time stamp using the package 8351 // directory and not the APK file. 8352 final long lastModifiedTime = mIsPreNMR1Upgrade 8353 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8354 if (ps != null && !forceCollect 8355 && ps.codePathString.equals(pkg.codePath) 8356 && ps.timeStamp == lastModifiedTime 8357 && !isCompatSignatureUpdateNeeded(pkg) 8358 && !isRecoverSignatureUpdateNeeded(pkg)) { 8359 if (ps.signatures.mSigningDetails.signatures != null 8360 && ps.signatures.mSigningDetails.signatures.length != 0 8361 && ps.signatures.mSigningDetails.signatureSchemeVersion 8362 != SignatureSchemeVersion.UNKNOWN) { 8363 // Optimization: reuse the existing cached signing data 8364 // if the package appears to be unchanged. 8365 pkg.mSigningDetails = 8366 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8367 return; 8368 } 8369 8370 Slog.w(TAG, "PackageSetting for " + ps.name 8371 + " is missing signatures. Collecting certs again to recover them."); 8372 } else { 8373 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8374 (forceCollect ? " (forced)" : "")); 8375 } 8376 8377 try { 8378 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8379 PackageParser.collectCertificates(pkg, skipVerify); 8380 } catch (PackageParserException e) { 8381 throw PackageManagerException.from(e); 8382 } finally { 8383 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8384 } 8385 } 8386 8387 /** 8388 * Traces a package scan. 8389 * @see #scanPackageLI(File, int, int, long, UserHandle) 8390 */ 8391 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8392 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8393 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8394 try { 8395 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8396 } finally { 8397 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8398 } 8399 } 8400 8401 /** 8402 * Scans a package and returns the newly parsed package. 8403 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8404 */ 8405 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8406 long currentTime, UserHandle user) throws PackageManagerException { 8407 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8408 PackageParser pp = new PackageParser(); 8409 pp.setSeparateProcesses(mSeparateProcesses); 8410 pp.setOnlyCoreApps(mOnlyCore); 8411 pp.setDisplayMetrics(mMetrics); 8412 pp.setCallback(mPackageParserCallback); 8413 8414 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8415 final PackageParser.Package pkg; 8416 try { 8417 pkg = pp.parsePackage(scanFile, parseFlags); 8418 } catch (PackageParserException e) { 8419 throw PackageManagerException.from(e); 8420 } finally { 8421 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8422 } 8423 8424 // Static shared libraries have synthetic package names 8425 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8426 renameStaticSharedLibraryPackage(pkg); 8427 } 8428 8429 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8430 } 8431 8432 /** 8433 * Scans a package and returns the newly parsed package. 8434 * @throws PackageManagerException on a parse error. 8435 */ 8436 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8437 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8438 @Nullable UserHandle user) 8439 throws PackageManagerException { 8440 // If the package has children and this is the first dive in the function 8441 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8442 // packages (parent and children) would be successfully scanned before the 8443 // actual scan since scanning mutates internal state and we want to atomically 8444 // install the package and its children. 8445 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8446 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8447 scanFlags |= SCAN_CHECK_ONLY; 8448 } 8449 } else { 8450 scanFlags &= ~SCAN_CHECK_ONLY; 8451 } 8452 8453 // Scan the parent 8454 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8455 scanFlags, currentTime, user); 8456 8457 // Scan the children 8458 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8459 for (int i = 0; i < childCount; i++) { 8460 PackageParser.Package childPackage = pkg.childPackages.get(i); 8461 addForInitLI(childPackage, parseFlags, scanFlags, 8462 currentTime, user); 8463 } 8464 8465 8466 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8467 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8468 } 8469 8470 return scannedPkg; 8471 } 8472 8473 /** 8474 * Returns if full apk verification can be skipped for the whole package, including the splits. 8475 */ 8476 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8477 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8478 return false; 8479 } 8480 // TODO: Allow base and splits to be verified individually. 8481 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8482 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8483 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8484 return false; 8485 } 8486 } 8487 } 8488 return true; 8489 } 8490 8491 /** 8492 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8493 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8494 * match one in a trusted source, and should be done separately. 8495 */ 8496 private boolean canSkipFullApkVerification(String apkPath) { 8497 byte[] rootHashObserved = null; 8498 try { 8499 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8500 if (rootHashObserved == null) { 8501 return false; // APK does not contain Merkle tree root hash. 8502 } 8503 synchronized (mInstallLock) { 8504 // Returns whether the observed root hash matches what kernel has. 8505 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8506 return true; 8507 } 8508 } catch (InstallerException | IOException | DigestException | 8509 NoSuchAlgorithmException e) { 8510 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8511 } 8512 return false; 8513 } 8514 8515 // Temporary to catch potential issues with refactoring 8516 private static boolean REFACTOR_DEBUG = true; 8517 /** 8518 * Adds a new package to the internal data structures during platform initialization. 8519 * <p>After adding, the package is known to the system and available for querying. 8520 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8521 * etc...], additional checks are performed. Basic verification [such as ensuring 8522 * matching signatures, checking version codes, etc...] occurs if the package is 8523 * identical to a previously known package. If the package fails a signature check, 8524 * the version installed on /data will be removed. If the version of the new package 8525 * is less than or equal than the version on /data, it will be ignored. 8526 * <p>Regardless of the package location, the results are applied to the internal 8527 * structures and the package is made available to the rest of the system. 8528 * <p>NOTE: The return value should be removed. It's the passed in package object. 8529 */ 8530 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8531 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8532 @Nullable UserHandle user) 8533 throws PackageManagerException { 8534 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8535 final String renamedPkgName; 8536 final PackageSetting disabledPkgSetting; 8537 final boolean isSystemPkgUpdated; 8538 final boolean pkgAlreadyExists; 8539 PackageSetting pkgSetting; 8540 8541 // NOTE: installPackageLI() has the same code to setup the package's 8542 // application info. This probably should be done lower in the call 8543 // stack [such as scanPackageOnly()]. However, we verify the application 8544 // info prior to that [in scanPackageNew()] and thus have to setup 8545 // the application info early. 8546 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8547 pkg.setApplicationInfoCodePath(pkg.codePath); 8548 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8549 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8550 pkg.setApplicationInfoResourcePath(pkg.codePath); 8551 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8552 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8553 8554 synchronized (mPackages) { 8555 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8556 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8557if (REFACTOR_DEBUG) { 8558Slog.e("TODD", 8559 "Add pkg: " + pkg.packageName + (realPkgName==null?"":", realName: " + realPkgName)); 8560} 8561 if (realPkgName != null) { 8562 ensurePackageRenamed(pkg, renamedPkgName); 8563 } 8564 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8565 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8566 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8567 pkgAlreadyExists = pkgSetting != null; 8568 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8569 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8570 isSystemPkgUpdated = disabledPkgSetting != null; 8571 8572 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8573 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8574 } 8575if (REFACTOR_DEBUG) { 8576Slog.e("TODD", 8577 "SSP? " + scanSystemPartition 8578 + ", exists? " + pkgAlreadyExists + (pkgAlreadyExists?" "+pkgSetting.toString():"") 8579 + ", upgraded? " + isSystemPkgUpdated + (isSystemPkgUpdated?" "+disabledPkgSetting.toString():"")); 8580} 8581 8582 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8583 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8584 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8585 : null; 8586 if (DEBUG_PACKAGE_SCANNING 8587 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8588 && sharedUserSetting != null) { 8589 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8590 + " (uid=" + sharedUserSetting.userId + "):" 8591 + " packages=" + sharedUserSetting.packages); 8592if (REFACTOR_DEBUG) { 8593Slog.e("TODD", 8594 "Shared UserID " + pkg.mSharedUserId 8595 + " (uid=" + sharedUserSetting.userId + "):" 8596 + " packages=" + sharedUserSetting.packages); 8597} 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) { 8606if (REFACTOR_DEBUG) { 8607Slog.e("TODD", 8608 "Disable child packages"); 8609} 8610 final int scannedChildCount = (pkg.childPackages != null) 8611 ? pkg.childPackages.size() : 0; 8612 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8613 ? disabledPkgSetting.childPackageNames.size() : 0; 8614 for (int i = 0; i < disabledChildCount; i++) { 8615 String disabledChildPackageName = 8616 disabledPkgSetting.childPackageNames.get(i); 8617 boolean disabledPackageAvailable = false; 8618 for (int j = 0; j < scannedChildCount; j++) { 8619 PackageParser.Package childPkg = pkg.childPackages.get(j); 8620 if (childPkg.packageName.equals(disabledChildPackageName)) { 8621if (REFACTOR_DEBUG) { 8622Slog.e("TODD", 8623 "Ignore " + disabledChildPackageName); 8624} 8625 disabledPackageAvailable = true; 8626 break; 8627 } 8628 } 8629 if (!disabledPackageAvailable) { 8630if (REFACTOR_DEBUG) { 8631Slog.e("TODD", 8632 "Disable " + disabledChildPackageName); 8633} 8634 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8635 } 8636 } 8637 // we're updating the disabled package, so, scan it as the package setting 8638 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8639 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8640 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8641 (pkg == mPlatformPackage), user); 8642if (REFACTOR_DEBUG) { 8643Slog.e("TODD", 8644 "Scan disabled system package"); 8645Slog.e("TODD", 8646 "Pre: " + request.pkgSetting.dumpState_temp()); 8647} 8648final ScanResult result = 8649 scanPackageOnlyLI(request, mFactoryTest, -1L); 8650if (REFACTOR_DEBUG) { 8651Slog.e("TODD", 8652 "Post: " + (result.success?result.pkgSetting.dumpState_temp():"FAILED scan")); 8653} 8654 } 8655 } 8656 } 8657 8658 final boolean newPkgChangedPaths = 8659 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8660if (REFACTOR_DEBUG) { 8661Slog.e("TODD", 8662 "paths changed? " + newPkgChangedPaths 8663 + "; old: " + pkg.codePath 8664 + ", new: " + (pkgSetting==null?"<<NULL>>":pkgSetting.codePathString)); 8665} 8666 final boolean newPkgVersionGreater = 8667 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8668if (REFACTOR_DEBUG) { 8669Slog.e("TODD", 8670 "version greater? " + newPkgVersionGreater 8671 + "; old: " + pkg.getLongVersionCode() 8672 + ", new: " + (pkgSetting==null?"<<NULL>>":pkgSetting.versionCode)); 8673} 8674 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8675 && newPkgChangedPaths && newPkgVersionGreater; 8676if (REFACTOR_DEBUG) { 8677 Slog.e("TODD", 8678 "system better? " + isSystemPkgBetter); 8679} 8680 if (isSystemPkgBetter) { 8681 // The version of the application on /system is greater than the version on 8682 // /data. Switch back to the application on /system. 8683 // It's safe to assume the application on /system will correctly scan. If not, 8684 // there won't be a working copy of the application. 8685 synchronized (mPackages) { 8686 // just remove the loaded entries from package lists 8687 mPackages.remove(pkgSetting.name); 8688 } 8689 8690 logCriticalInfo(Log.WARN, 8691 "System package updated;" 8692 + " name: " + pkgSetting.name 8693 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8694 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8695if (REFACTOR_DEBUG) { 8696Slog.e("TODD", 8697 "System package changed;" 8698 + " name: " + pkgSetting.name 8699 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8700 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8701} 8702 8703 final InstallArgs args = createInstallArgsForExisting( 8704 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8705 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8706 args.cleanUpResourcesLI(); 8707 synchronized (mPackages) { 8708 mSettings.enableSystemPackageLPw(pkgSetting.name); 8709 } 8710 } 8711 8712 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8713if (REFACTOR_DEBUG) { 8714Slog.e("TODD", 8715 "THROW exception; system pkg version not good enough"); 8716} 8717 // The version of the application on the /system partition is less than or 8718 // equal to the version on the /data partition. Throw an exception and use 8719 // the application already installed on the /data partition. 8720 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8721 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8722 + " better than this " + pkg.getLongVersionCode()); 8723 } 8724 8725 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8726 // force re-collecting certificate. 8727 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8728 disabledPkgSetting); 8729 // Full APK verification can be skipped during certificate collection, only if the file is 8730 // in verified partition, or can be verified on access (when apk verity is enabled). In both 8731 // cases, only data in Signing Block is verified instead of the whole file. 8732 final boolean skipVerify = ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) || 8733 (forceCollect && canSkipFullPackageVerification(pkg)); 8734 collectCertificatesLI(pkgSetting, pkg, forceCollect, skipVerify); 8735 8736 boolean shouldHideSystemApp = false; 8737 // A new application appeared on /system, but, we already have a copy of 8738 // the application installed on /data. 8739 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8740 && !pkgSetting.isSystem()) { 8741 8742 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8743 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8744 logCriticalInfo(Log.WARN, 8745 "System package signature mismatch;" 8746 + " name: " + pkgSetting.name); 8747if (REFACTOR_DEBUG) { 8748Slog.e("TODD", 8749 "System package signature mismatch;" 8750 + " name: " + pkgSetting.name); 8751} 8752 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8753 "scanPackageInternalLI")) { 8754 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8755 } 8756 pkgSetting = null; 8757 } else if (newPkgVersionGreater) { 8758 // The application on /system is newer than the application on /data. 8759 // Simply remove the application on /data [keeping application data] 8760 // and replace it with the version on /system. 8761 logCriticalInfo(Log.WARN, 8762 "System package enabled;" 8763 + " name: " + pkgSetting.name 8764 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8765 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8766if (REFACTOR_DEBUG) { 8767Slog.e("TODD", 8768 "System package enabled;" 8769 + " name: " + pkgSetting.name 8770 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8771 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8772} 8773 InstallArgs args = createInstallArgsForExisting( 8774 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8775 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8776 synchronized (mInstallLock) { 8777 args.cleanUpResourcesLI(); 8778 } 8779 } else { 8780 // The application on /system is older than the application on /data. Hide 8781 // the application on /system and the version on /data will be scanned later 8782 // and re-added like an update. 8783 shouldHideSystemApp = true; 8784 logCriticalInfo(Log.INFO, 8785 "System package disabled;" 8786 + " name: " + pkgSetting.name 8787 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8788 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8789if (REFACTOR_DEBUG) { 8790Slog.e("TODD", 8791 "System package disabled;" 8792 + " name: " + pkgSetting.name 8793 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8794 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8795} 8796 } 8797 } 8798 8799if (REFACTOR_DEBUG) { 8800Slog.e("TODD", 8801 "Scan package"); 8802Slog.e("TODD", 8803 "Pre: " + (pkgSetting==null?"<<NONE>>":pkgSetting.dumpState_temp())); 8804} 8805 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8806 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8807if (REFACTOR_DEBUG) { 8808pkgSetting = mSettings.getPackageLPr(pkg.packageName); 8809Slog.e("TODD", 8810 "Post: " + (pkgSetting==null?"<<NONE>>":pkgSetting.dumpState_temp())); 8811} 8812 8813 if (shouldHideSystemApp) { 8814if (REFACTOR_DEBUG) { 8815Slog.e("TODD", 8816 "Disable package: " + pkg.packageName); 8817} 8818 synchronized (mPackages) { 8819 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8820 } 8821 } 8822 return scannedPkg; 8823 } 8824 8825 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8826 // Derive the new package synthetic package name 8827 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8828 + pkg.staticSharedLibVersion); 8829 } 8830 8831 private static String fixProcessName(String defProcessName, 8832 String processName) { 8833 if (processName == null) { 8834 return defProcessName; 8835 } 8836 return processName; 8837 } 8838 8839 /** 8840 * Enforces that only the system UID or root's UID can call a method exposed 8841 * via Binder. 8842 * 8843 * @param message used as message if SecurityException is thrown 8844 * @throws SecurityException if the caller is not system or root 8845 */ 8846 private static final void enforceSystemOrRoot(String message) { 8847 final int uid = Binder.getCallingUid(); 8848 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8849 throw new SecurityException(message); 8850 } 8851 } 8852 8853 @Override 8854 public void performFstrimIfNeeded() { 8855 enforceSystemOrRoot("Only the system can request fstrim"); 8856 8857 // Before everything else, see whether we need to fstrim. 8858 try { 8859 IStorageManager sm = PackageHelper.getStorageManager(); 8860 if (sm != null) { 8861 boolean doTrim = false; 8862 final long interval = android.provider.Settings.Global.getLong( 8863 mContext.getContentResolver(), 8864 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8865 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8866 if (interval > 0) { 8867 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8868 if (timeSinceLast > interval) { 8869 doTrim = true; 8870 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8871 + "; running immediately"); 8872 } 8873 } 8874 if (doTrim) { 8875 final boolean dexOptDialogShown; 8876 synchronized (mPackages) { 8877 dexOptDialogShown = mDexOptDialogShown; 8878 } 8879 if (!isFirstBoot() && dexOptDialogShown) { 8880 try { 8881 ActivityManager.getService().showBootMessage( 8882 mContext.getResources().getString( 8883 R.string.android_upgrading_fstrim), true); 8884 } catch (RemoteException e) { 8885 } 8886 } 8887 sm.runMaintenance(); 8888 } 8889 } else { 8890 Slog.e(TAG, "storageManager service unavailable!"); 8891 } 8892 } catch (RemoteException e) { 8893 // Can't happen; StorageManagerService is local 8894 } 8895 } 8896 8897 @Override 8898 public void updatePackagesIfNeeded() { 8899 enforceSystemOrRoot("Only the system can request package update"); 8900 8901 // We need to re-extract after an OTA. 8902 boolean causeUpgrade = isUpgrade(); 8903 8904 // First boot or factory reset. 8905 // Note: we also handle devices that are upgrading to N right now as if it is their 8906 // first boot, as they do not have profile data. 8907 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8908 8909 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8910 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8911 8912 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8913 return; 8914 } 8915 8916 List<PackageParser.Package> pkgs; 8917 synchronized (mPackages) { 8918 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8919 } 8920 8921 final long startTime = System.nanoTime(); 8922 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8923 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8924 false /* bootComplete */); 8925 8926 final int elapsedTimeSeconds = 8927 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8928 8929 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8930 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8931 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8932 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8933 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8934 } 8935 8936 /* 8937 * Return the prebuilt profile path given a package base code path. 8938 */ 8939 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8940 return pkg.baseCodePath + ".prof"; 8941 } 8942 8943 /** 8944 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8945 * containing statistics about the invocation. The array consists of three elements, 8946 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8947 * and {@code numberOfPackagesFailed}. 8948 */ 8949 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8950 final String compilerFilter, boolean bootComplete) { 8951 8952 int numberOfPackagesVisited = 0; 8953 int numberOfPackagesOptimized = 0; 8954 int numberOfPackagesSkipped = 0; 8955 int numberOfPackagesFailed = 0; 8956 final int numberOfPackagesToDexopt = pkgs.size(); 8957 8958 for (PackageParser.Package pkg : pkgs) { 8959 numberOfPackagesVisited++; 8960 8961 boolean useProfileForDexopt = false; 8962 8963 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8964 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8965 // that are already compiled. 8966 File profileFile = new File(getPrebuildProfilePath(pkg)); 8967 // Copy profile if it exists. 8968 if (profileFile.exists()) { 8969 try { 8970 // We could also do this lazily before calling dexopt in 8971 // PackageDexOptimizer to prevent this happening on first boot. The issue 8972 // is that we don't have a good way to say "do this only once". 8973 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8974 pkg.applicationInfo.uid, pkg.packageName, 8975 ArtManager.getProfileName(null))) { 8976 Log.e(TAG, "Installer failed to copy system profile!"); 8977 } else { 8978 // Disabled as this causes speed-profile compilation during first boot 8979 // even if things are already compiled. 8980 // useProfileForDexopt = true; 8981 } 8982 } catch (Exception e) { 8983 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8984 e); 8985 } 8986 } else { 8987 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8988 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8989 // minimize the number off apps being speed-profile compiled during first boot. 8990 // The other paths will not change the filter. 8991 if (disabledPs != null && disabledPs.pkg.isStub) { 8992 // The package is the stub one, remove the stub suffix to get the normal 8993 // package and APK names. 8994 String systemProfilePath = 8995 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8996 profileFile = new File(systemProfilePath); 8997 // If we have a profile for a compressed APK, copy it to the reference 8998 // location. 8999 // Note that copying the profile here will cause it to override the 9000 // reference profile every OTA even though the existing reference profile 9001 // may have more data. We can't copy during decompression since the 9002 // directories are not set up at that point. 9003 if (profileFile.exists()) { 9004 try { 9005 // We could also do this lazily before calling dexopt in 9006 // PackageDexOptimizer to prevent this happening on first boot. The 9007 // issue is that we don't have a good way to say "do this only 9008 // once". 9009 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 9010 pkg.applicationInfo.uid, pkg.packageName, 9011 ArtManager.getProfileName(null))) { 9012 Log.e(TAG, "Failed to copy system profile for stub package!"); 9013 } else { 9014 useProfileForDexopt = true; 9015 } 9016 } catch (Exception e) { 9017 Log.e(TAG, "Failed to copy profile " + 9018 profileFile.getAbsolutePath() + " ", e); 9019 } 9020 } 9021 } 9022 } 9023 } 9024 9025 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 9026 if (DEBUG_DEXOPT) { 9027 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 9028 } 9029 numberOfPackagesSkipped++; 9030 continue; 9031 } 9032 9033 if (DEBUG_DEXOPT) { 9034 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 9035 numberOfPackagesToDexopt + ": " + pkg.packageName); 9036 } 9037 9038 if (showDialog) { 9039 try { 9040 ActivityManager.getService().showBootMessage( 9041 mContext.getResources().getString(R.string.android_upgrading_apk, 9042 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 9043 } catch (RemoteException e) { 9044 } 9045 synchronized (mPackages) { 9046 mDexOptDialogShown = true; 9047 } 9048 } 9049 9050 String pkgCompilerFilter = compilerFilter; 9051 if (useProfileForDexopt) { 9052 // Use background dexopt mode to try and use the profile. Note that this does not 9053 // guarantee usage of the profile. 9054 pkgCompilerFilter = 9055 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 9056 PackageManagerService.REASON_BACKGROUND_DEXOPT); 9057 } 9058 9059 // checkProfiles is false to avoid merging profiles during boot which 9060 // might interfere with background compilation (b/28612421). 9061 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 9062 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 9063 // trade-off worth doing to save boot time work. 9064 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 9065 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 9066 pkg.packageName, 9067 pkgCompilerFilter, 9068 dexoptFlags)); 9069 9070 switch (primaryDexOptStaus) { 9071 case PackageDexOptimizer.DEX_OPT_PERFORMED: 9072 numberOfPackagesOptimized++; 9073 break; 9074 case PackageDexOptimizer.DEX_OPT_SKIPPED: 9075 numberOfPackagesSkipped++; 9076 break; 9077 case PackageDexOptimizer.DEX_OPT_FAILED: 9078 numberOfPackagesFailed++; 9079 break; 9080 default: 9081 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 9082 break; 9083 } 9084 } 9085 9086 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9087 numberOfPackagesFailed }; 9088 } 9089 9090 @Override 9091 public void notifyPackageUse(String packageName, int reason) { 9092 synchronized (mPackages) { 9093 final int callingUid = Binder.getCallingUid(); 9094 final int callingUserId = UserHandle.getUserId(callingUid); 9095 if (getInstantAppPackageName(callingUid) != null) { 9096 if (!isCallerSameApp(packageName, callingUid)) { 9097 return; 9098 } 9099 } else { 9100 if (isInstantApp(packageName, callingUserId)) { 9101 return; 9102 } 9103 } 9104 notifyPackageUseLocked(packageName, reason); 9105 } 9106 } 9107 9108 private void notifyPackageUseLocked(String packageName, int reason) { 9109 final PackageParser.Package p = mPackages.get(packageName); 9110 if (p == null) { 9111 return; 9112 } 9113 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9114 } 9115 9116 @Override 9117 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9118 List<String> classPaths, String loaderIsa) { 9119 int userId = UserHandle.getCallingUserId(); 9120 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9121 if (ai == null) { 9122 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9123 + loadingPackageName + ", user=" + userId); 9124 return; 9125 } 9126 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9127 } 9128 9129 @Override 9130 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9131 IDexModuleRegisterCallback callback) { 9132 int userId = UserHandle.getCallingUserId(); 9133 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9134 DexManager.RegisterDexModuleResult result; 9135 if (ai == null) { 9136 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9137 " calling user. package=" + packageName + ", user=" + userId); 9138 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9139 } else { 9140 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9141 } 9142 9143 if (callback != null) { 9144 mHandler.post(() -> { 9145 try { 9146 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9147 } catch (RemoteException e) { 9148 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9149 } 9150 }); 9151 } 9152 } 9153 9154 /** 9155 * Ask the package manager to perform a dex-opt with the given compiler filter. 9156 * 9157 * Note: exposed only for the shell command to allow moving packages explicitly to a 9158 * definite state. 9159 */ 9160 @Override 9161 public boolean performDexOptMode(String packageName, 9162 boolean checkProfiles, String targetCompilerFilter, boolean force, 9163 boolean bootComplete, String splitName) { 9164 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9165 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9166 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9167 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 9168 splitName, flags)); 9169 } 9170 9171 /** 9172 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9173 * secondary dex files belonging to the given package. 9174 * 9175 * Note: exposed only for the shell command to allow moving packages explicitly to a 9176 * definite state. 9177 */ 9178 @Override 9179 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9180 boolean force) { 9181 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9182 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9183 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9184 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9185 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9186 } 9187 9188 /*package*/ boolean performDexOpt(DexoptOptions options) { 9189 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9190 return false; 9191 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9192 return false; 9193 } 9194 9195 if (options.isDexoptOnlySecondaryDex()) { 9196 return mDexManager.dexoptSecondaryDex(options); 9197 } else { 9198 int dexoptStatus = performDexOptWithStatus(options); 9199 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9200 } 9201 } 9202 9203 /** 9204 * Perform dexopt on the given package and return one of following result: 9205 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9206 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9207 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9208 */ 9209 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9210 return performDexOptTraced(options); 9211 } 9212 9213 private int performDexOptTraced(DexoptOptions options) { 9214 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9215 try { 9216 return performDexOptInternal(options); 9217 } finally { 9218 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9219 } 9220 } 9221 9222 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9223 // if the package can now be considered up to date for the given filter. 9224 private int performDexOptInternal(DexoptOptions options) { 9225 PackageParser.Package p; 9226 synchronized (mPackages) { 9227 p = mPackages.get(options.getPackageName()); 9228 if (p == null) { 9229 // Package could not be found. Report failure. 9230 return PackageDexOptimizer.DEX_OPT_FAILED; 9231 } 9232 mPackageUsage.maybeWriteAsync(mPackages); 9233 mCompilerStats.maybeWriteAsync(); 9234 } 9235 long callingId = Binder.clearCallingIdentity(); 9236 try { 9237 synchronized (mInstallLock) { 9238 return performDexOptInternalWithDependenciesLI(p, options); 9239 } 9240 } finally { 9241 Binder.restoreCallingIdentity(callingId); 9242 } 9243 } 9244 9245 public ArraySet<String> getOptimizablePackages() { 9246 ArraySet<String> pkgs = new ArraySet<String>(); 9247 synchronized (mPackages) { 9248 for (PackageParser.Package p : mPackages.values()) { 9249 if (PackageDexOptimizer.canOptimizePackage(p)) { 9250 pkgs.add(p.packageName); 9251 } 9252 } 9253 } 9254 return pkgs; 9255 } 9256 9257 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9258 DexoptOptions options) { 9259 // Select the dex optimizer based on the force parameter. 9260 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9261 // allocate an object here. 9262 PackageDexOptimizer pdo = options.isForce() 9263 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9264 : mPackageDexOptimizer; 9265 9266 // Dexopt all dependencies first. Note: we ignore the return value and march on 9267 // on errors. 9268 // Note that we are going to call performDexOpt on those libraries as many times as 9269 // they are referenced in packages. When we do a batch of performDexOpt (for example 9270 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9271 // and the first package that uses the library will dexopt it. The 9272 // others will see that the compiled code for the library is up to date. 9273 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9274 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9275 if (!deps.isEmpty()) { 9276 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9277 options.getCompilerFilter(), options.getSplitName(), 9278 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9279 for (PackageParser.Package depPackage : deps) { 9280 // TODO: Analyze and investigate if we (should) profile libraries. 9281 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9282 getOrCreateCompilerPackageStats(depPackage), 9283 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9284 } 9285 } 9286 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9287 getOrCreateCompilerPackageStats(p), 9288 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9289 } 9290 9291 /** 9292 * Reconcile the information we have about the secondary dex files belonging to 9293 * {@code packagName} and the actual dex files. For all dex files that were 9294 * deleted, update the internal records and delete the generated oat files. 9295 */ 9296 @Override 9297 public void reconcileSecondaryDexFiles(String packageName) { 9298 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9299 return; 9300 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9301 return; 9302 } 9303 mDexManager.reconcileSecondaryDexFiles(packageName); 9304 } 9305 9306 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9307 // a reference there. 9308 /*package*/ DexManager getDexManager() { 9309 return mDexManager; 9310 } 9311 9312 /** 9313 * Execute the background dexopt job immediately. 9314 */ 9315 @Override 9316 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9317 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9318 return false; 9319 } 9320 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9321 } 9322 9323 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9324 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9325 || p.usesStaticLibraries != null) { 9326 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9327 Set<String> collectedNames = new HashSet<>(); 9328 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9329 9330 retValue.remove(p); 9331 9332 return retValue; 9333 } else { 9334 return Collections.emptyList(); 9335 } 9336 } 9337 9338 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9339 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9340 if (!collectedNames.contains(p.packageName)) { 9341 collectedNames.add(p.packageName); 9342 collected.add(p); 9343 9344 if (p.usesLibraries != null) { 9345 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9346 null, collected, collectedNames); 9347 } 9348 if (p.usesOptionalLibraries != null) { 9349 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9350 null, collected, collectedNames); 9351 } 9352 if (p.usesStaticLibraries != null) { 9353 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9354 p.usesStaticLibrariesVersions, collected, collectedNames); 9355 } 9356 } 9357 } 9358 9359 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9360 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9361 final int libNameCount = libs.size(); 9362 for (int i = 0; i < libNameCount; i++) { 9363 String libName = libs.get(i); 9364 long version = (versions != null && versions.length == libNameCount) 9365 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9366 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9367 if (libPkg != null) { 9368 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9369 } 9370 } 9371 } 9372 9373 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9374 synchronized (mPackages) { 9375 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9376 if (libEntry != null) { 9377 return mPackages.get(libEntry.apk); 9378 } 9379 return null; 9380 } 9381 } 9382 9383 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9384 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9385 if (versionedLib == null) { 9386 return null; 9387 } 9388 return versionedLib.get(version); 9389 } 9390 9391 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9392 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9393 pkg.staticSharedLibName); 9394 if (versionedLib == null) { 9395 return null; 9396 } 9397 long previousLibVersion = -1; 9398 final int versionCount = versionedLib.size(); 9399 for (int i = 0; i < versionCount; i++) { 9400 final long libVersion = versionedLib.keyAt(i); 9401 if (libVersion < pkg.staticSharedLibVersion) { 9402 previousLibVersion = Math.max(previousLibVersion, libVersion); 9403 } 9404 } 9405 if (previousLibVersion >= 0) { 9406 return versionedLib.get(previousLibVersion); 9407 } 9408 return null; 9409 } 9410 9411 public void shutdown() { 9412 mPackageUsage.writeNow(mPackages); 9413 mCompilerStats.writeNow(); 9414 mDexManager.writePackageDexUsageNow(); 9415 } 9416 9417 @Override 9418 public void dumpProfiles(String packageName) { 9419 PackageParser.Package pkg; 9420 synchronized (mPackages) { 9421 pkg = mPackages.get(packageName); 9422 if (pkg == null) { 9423 throw new IllegalArgumentException("Unknown package: " + packageName); 9424 } 9425 } 9426 /* Only the shell, root, or the app user should be able to dump profiles. */ 9427 int callingUid = Binder.getCallingUid(); 9428 if (callingUid != Process.SHELL_UID && 9429 callingUid != Process.ROOT_UID && 9430 callingUid != pkg.applicationInfo.uid) { 9431 throw new SecurityException("dumpProfiles"); 9432 } 9433 9434 synchronized (mInstallLock) { 9435 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9436 mArtManagerService.dumpProfiles(pkg); 9437 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9438 } 9439 } 9440 9441 @Override 9442 public void forceDexOpt(String packageName) { 9443 enforceSystemOrRoot("forceDexOpt"); 9444 9445 PackageParser.Package pkg; 9446 synchronized (mPackages) { 9447 pkg = mPackages.get(packageName); 9448 if (pkg == null) { 9449 throw new IllegalArgumentException("Unknown package: " + packageName); 9450 } 9451 } 9452 9453 synchronized (mInstallLock) { 9454 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9455 9456 // Whoever is calling forceDexOpt wants a compiled package. 9457 // Don't use profiles since that may cause compilation to be skipped. 9458 final int res = performDexOptInternalWithDependenciesLI( 9459 pkg, 9460 new DexoptOptions(packageName, 9461 getDefaultCompilerFilter(), 9462 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9463 9464 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9465 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9466 throw new IllegalStateException("Failed to dexopt: " + res); 9467 } 9468 } 9469 } 9470 9471 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9472 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9473 Slog.w(TAG, "Unable to update from " + oldPkg.name 9474 + " to " + newPkg.packageName 9475 + ": old package not in system partition"); 9476 return false; 9477 } else if (mPackages.get(oldPkg.name) != null) { 9478 Slog.w(TAG, "Unable to update from " + oldPkg.name 9479 + " to " + newPkg.packageName 9480 + ": old package still exists"); 9481 return false; 9482 } 9483 return true; 9484 } 9485 9486 void removeCodePathLI(File codePath) { 9487 if (codePath.isDirectory()) { 9488 try { 9489 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9490 } catch (InstallerException e) { 9491 Slog.w(TAG, "Failed to remove code path", e); 9492 } 9493 } else { 9494 codePath.delete(); 9495 } 9496 } 9497 9498 private int[] resolveUserIds(int userId) { 9499 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9500 } 9501 9502 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9503 if (pkg == null) { 9504 Slog.wtf(TAG, "Package was null!", new Throwable()); 9505 return; 9506 } 9507 clearAppDataLeafLIF(pkg, userId, flags); 9508 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9509 for (int i = 0; i < childCount; i++) { 9510 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9511 } 9512 9513 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9514 } 9515 9516 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9517 final PackageSetting ps; 9518 synchronized (mPackages) { 9519 ps = mSettings.mPackages.get(pkg.packageName); 9520 } 9521 for (int realUserId : resolveUserIds(userId)) { 9522 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9523 try { 9524 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9525 ceDataInode); 9526 } catch (InstallerException e) { 9527 Slog.w(TAG, String.valueOf(e)); 9528 } 9529 } 9530 } 9531 9532 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9533 if (pkg == null) { 9534 Slog.wtf(TAG, "Package was null!", new Throwable()); 9535 return; 9536 } 9537 destroyAppDataLeafLIF(pkg, userId, flags); 9538 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9539 for (int i = 0; i < childCount; i++) { 9540 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9541 } 9542 } 9543 9544 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9545 final PackageSetting ps; 9546 synchronized (mPackages) { 9547 ps = mSettings.mPackages.get(pkg.packageName); 9548 } 9549 for (int realUserId : resolveUserIds(userId)) { 9550 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9551 try { 9552 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9553 ceDataInode); 9554 } catch (InstallerException e) { 9555 Slog.w(TAG, String.valueOf(e)); 9556 } 9557 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9558 } 9559 } 9560 9561 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9562 if (pkg == null) { 9563 Slog.wtf(TAG, "Package was null!", new Throwable()); 9564 return; 9565 } 9566 destroyAppProfilesLeafLIF(pkg); 9567 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9568 for (int i = 0; i < childCount; i++) { 9569 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9570 } 9571 } 9572 9573 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9574 try { 9575 mInstaller.destroyAppProfiles(pkg.packageName); 9576 } catch (InstallerException e) { 9577 Slog.w(TAG, String.valueOf(e)); 9578 } 9579 } 9580 9581 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9582 if (pkg == null) { 9583 Slog.wtf(TAG, "Package was null!", new Throwable()); 9584 return; 9585 } 9586 mArtManagerService.clearAppProfiles(pkg); 9587 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9588 for (int i = 0; i < childCount; i++) { 9589 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9590 } 9591 } 9592 9593 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9594 long lastUpdateTime) { 9595 // Set parent install/update time 9596 PackageSetting ps = (PackageSetting) pkg.mExtras; 9597 if (ps != null) { 9598 ps.firstInstallTime = firstInstallTime; 9599 ps.lastUpdateTime = lastUpdateTime; 9600 } 9601 // Set children install/update time 9602 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9603 for (int i = 0; i < childCount; i++) { 9604 PackageParser.Package childPkg = pkg.childPackages.get(i); 9605 ps = (PackageSetting) childPkg.mExtras; 9606 if (ps != null) { 9607 ps.firstInstallTime = firstInstallTime; 9608 ps.lastUpdateTime = lastUpdateTime; 9609 } 9610 } 9611 } 9612 9613 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9614 SharedLibraryEntry file, 9615 PackageParser.Package changingLib) { 9616 if (file.path != null) { 9617 usesLibraryFiles.add(file.path); 9618 return; 9619 } 9620 PackageParser.Package p = mPackages.get(file.apk); 9621 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9622 // If we are doing this while in the middle of updating a library apk, 9623 // then we need to make sure to use that new apk for determining the 9624 // dependencies here. (We haven't yet finished committing the new apk 9625 // to the package manager state.) 9626 if (p == null || p.packageName.equals(changingLib.packageName)) { 9627 p = changingLib; 9628 } 9629 } 9630 if (p != null) { 9631 usesLibraryFiles.addAll(p.getAllCodePaths()); 9632 if (p.usesLibraryFiles != null) { 9633 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9634 } 9635 } 9636 } 9637 9638 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9639 PackageParser.Package changingLib) throws PackageManagerException { 9640 if (pkg == null) { 9641 return; 9642 } 9643 // The collection used here must maintain the order of addition (so 9644 // that libraries are searched in the correct order) and must have no 9645 // duplicates. 9646 Set<String> usesLibraryFiles = null; 9647 if (pkg.usesLibraries != null) { 9648 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9649 null, null, pkg.packageName, changingLib, true, 9650 pkg.applicationInfo.targetSdkVersion, null); 9651 } 9652 if (pkg.usesStaticLibraries != null) { 9653 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9654 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9655 pkg.packageName, changingLib, true, 9656 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9657 } 9658 if (pkg.usesOptionalLibraries != null) { 9659 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9660 null, null, pkg.packageName, changingLib, false, 9661 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9662 } 9663 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9664 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9665 } else { 9666 pkg.usesLibraryFiles = null; 9667 } 9668 } 9669 9670 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9671 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9672 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9673 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9674 throws PackageManagerException { 9675 final int libCount = requestedLibraries.size(); 9676 for (int i = 0; i < libCount; i++) { 9677 final String libName = requestedLibraries.get(i); 9678 final long libVersion = requiredVersions != null ? requiredVersions[i] 9679 : SharedLibraryInfo.VERSION_UNDEFINED; 9680 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9681 if (libEntry == null) { 9682 if (required) { 9683 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9684 "Package " + packageName + " requires unavailable shared library " 9685 + libName + "; failing!"); 9686 } else if (DEBUG_SHARED_LIBRARIES) { 9687 Slog.i(TAG, "Package " + packageName 9688 + " desires unavailable shared library " 9689 + libName + "; ignoring!"); 9690 } 9691 } else { 9692 if (requiredVersions != null && requiredCertDigests != null) { 9693 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9694 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9695 "Package " + packageName + " requires unavailable static shared" 9696 + " library " + libName + " version " 9697 + libEntry.info.getLongVersion() + "; failing!"); 9698 } 9699 9700 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9701 if (libPkg == null) { 9702 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9703 "Package " + packageName + " requires unavailable static shared" 9704 + " library; failing!"); 9705 } 9706 9707 final String[] expectedCertDigests = requiredCertDigests[i]; 9708 9709 9710 if (expectedCertDigests.length > 1) { 9711 9712 // For apps targeting O MR1 we require explicit enumeration of all certs. 9713 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9714 ? PackageUtils.computeSignaturesSha256Digests( 9715 libPkg.mSigningDetails.signatures) 9716 : PackageUtils.computeSignaturesSha256Digests( 9717 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9718 9719 // Take a shortcut if sizes don't match. Note that if an app doesn't 9720 // target O we don't parse the "additional-certificate" tags similarly 9721 // how we only consider all certs only for apps targeting O (see above). 9722 // Therefore, the size check is safe to make. 9723 if (expectedCertDigests.length != libCertDigests.length) { 9724 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9725 "Package " + packageName + " requires differently signed" + 9726 " static shared library; failing!"); 9727 } 9728 9729 // Use a predictable order as signature order may vary 9730 Arrays.sort(libCertDigests); 9731 Arrays.sort(expectedCertDigests); 9732 9733 final int certCount = libCertDigests.length; 9734 for (int j = 0; j < certCount; j++) { 9735 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9736 throw new PackageManagerException( 9737 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9738 "Package " + packageName + " requires differently signed" + 9739 " static shared library; failing!"); 9740 } 9741 } 9742 } else { 9743 9744 // lib signing cert could have rotated beyond the one expected, check to see 9745 // if the new one has been blessed by the old 9746 if (!libPkg.mSigningDetails.hasSha256Certificate( 9747 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9748 throw new PackageManagerException( 9749 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9750 "Package " + packageName + " requires differently signed" + 9751 " static shared library; failing!"); 9752 } 9753 } 9754 } 9755 9756 if (outUsedLibraries == null) { 9757 // Use LinkedHashSet to preserve the order of files added to 9758 // usesLibraryFiles while eliminating duplicates. 9759 outUsedLibraries = new LinkedHashSet<>(); 9760 } 9761 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9762 } 9763 } 9764 return outUsedLibraries; 9765 } 9766 9767 private static boolean hasString(List<String> list, List<String> which) { 9768 if (list == null) { 9769 return false; 9770 } 9771 for (int i=list.size()-1; i>=0; i--) { 9772 for (int j=which.size()-1; j>=0; j--) { 9773 if (which.get(j).equals(list.get(i))) { 9774 return true; 9775 } 9776 } 9777 } 9778 return false; 9779 } 9780 9781 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9782 PackageParser.Package changingPkg) { 9783 ArrayList<PackageParser.Package> res = null; 9784 for (PackageParser.Package pkg : mPackages.values()) { 9785 if (changingPkg != null 9786 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9787 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9788 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9789 changingPkg.staticSharedLibName)) { 9790 return null; 9791 } 9792 if (res == null) { 9793 res = new ArrayList<>(); 9794 } 9795 res.add(pkg); 9796 try { 9797 updateSharedLibrariesLPr(pkg, changingPkg); 9798 } catch (PackageManagerException e) { 9799 // If a system app update or an app and a required lib missing we 9800 // delete the package and for updated system apps keep the data as 9801 // it is better for the user to reinstall than to be in an limbo 9802 // state. Also libs disappearing under an app should never happen 9803 // - just in case. 9804 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9805 final int flags = pkg.isUpdatedSystemApp() 9806 ? PackageManager.DELETE_KEEP_DATA : 0; 9807 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9808 flags , null, true, null); 9809 } 9810 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9811 } 9812 } 9813 return res; 9814 } 9815 9816 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9817 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9818 @Nullable UserHandle user) throws PackageManagerException { 9819 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9820 // If the package has children and this is the first dive in the function 9821 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9822 // whether all packages (parent and children) would be successfully scanned 9823 // before the actual scan since scanning mutates internal state and we want 9824 // to atomically install the package and its children. 9825 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9826 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9827 scanFlags |= SCAN_CHECK_ONLY; 9828 } 9829 } else { 9830 scanFlags &= ~SCAN_CHECK_ONLY; 9831 } 9832 9833 final PackageParser.Package scannedPkg; 9834 try { 9835 // Scan the parent 9836 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9837 // Scan the children 9838 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9839 for (int i = 0; i < childCount; i++) { 9840 PackageParser.Package childPkg = pkg.childPackages.get(i); 9841 scanPackageNewLI(childPkg, parseFlags, 9842 scanFlags, currentTime, user); 9843 } 9844 } finally { 9845 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9846 } 9847 9848 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9849 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9850 } 9851 9852 return scannedPkg; 9853 } 9854 9855 /** The result of a package scan. */ 9856 private static class ScanResult { 9857 /** Whether or not the package scan was successful */ 9858 public final boolean success; 9859 /** 9860 * The final package settings. This may be the same object passed in 9861 * the {@link ScanRequest}, but, with modified values. 9862 */ 9863 @Nullable public final PackageSetting pkgSetting; 9864 /** ABI code paths that have changed in the package scan */ 9865 @Nullable public final List<String> changedAbiCodePath; 9866 public ScanResult( 9867 boolean success, 9868 @Nullable PackageSetting pkgSetting, 9869 @Nullable List<String> changedAbiCodePath) { 9870 this.success = success; 9871 this.pkgSetting = pkgSetting; 9872 this.changedAbiCodePath = changedAbiCodePath; 9873 } 9874 } 9875 9876 /** A package to be scanned */ 9877 private static class ScanRequest { 9878 /** The parsed package */ 9879 @NonNull public final PackageParser.Package pkg; 9880 /** Shared user settings, if the package has a shared user */ 9881 @Nullable public final SharedUserSetting sharedUserSetting; 9882 /** 9883 * Package settings of the currently installed version. 9884 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9885 * during scan. 9886 */ 9887 @Nullable public final PackageSetting pkgSetting; 9888 /** A copy of the settings for the currently installed version */ 9889 @Nullable public final PackageSetting oldPkgSetting; 9890 /** Package settings for the disabled version on the /system partition */ 9891 @Nullable public final PackageSetting disabledPkgSetting; 9892 /** Package settings for the installed version under its original package name */ 9893 @Nullable public final PackageSetting originalPkgSetting; 9894 /** The real package name of a renamed application */ 9895 @Nullable public final String realPkgName; 9896 public final @ParseFlags int parseFlags; 9897 public final @ScanFlags int scanFlags; 9898 /** The user for which the package is being scanned */ 9899 @Nullable public final UserHandle user; 9900 /** Whether or not the platform package is being scanned */ 9901 public final boolean isPlatformPackage; 9902 public ScanRequest( 9903 @NonNull PackageParser.Package pkg, 9904 @Nullable SharedUserSetting sharedUserSetting, 9905 @Nullable PackageSetting pkgSetting, 9906 @Nullable PackageSetting disabledPkgSetting, 9907 @Nullable PackageSetting originalPkgSetting, 9908 @Nullable String realPkgName, 9909 @ParseFlags int parseFlags, 9910 @ScanFlags int scanFlags, 9911 boolean isPlatformPackage, 9912 @Nullable UserHandle user) { 9913 this.pkg = pkg; 9914 this.pkgSetting = pkgSetting; 9915 this.sharedUserSetting = sharedUserSetting; 9916 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9917 this.disabledPkgSetting = disabledPkgSetting; 9918 this.originalPkgSetting = originalPkgSetting; 9919 this.realPkgName = realPkgName; 9920 this.parseFlags = parseFlags; 9921 this.scanFlags = scanFlags; 9922 this.isPlatformPackage = isPlatformPackage; 9923 this.user = user; 9924 } 9925 } 9926 9927 /** 9928 * Returns the actual scan flags depending upon the state of the other settings. 9929 * <p>Updated system applications will not have the following flags set 9930 * by default and need to be adjusted after the fact: 9931 * <ul> 9932 * <li>{@link #SCAN_AS_SYSTEM}</li> 9933 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9934 * <li>{@link #SCAN_AS_OEM}</li> 9935 * <li>{@link #SCAN_AS_VENDOR}</li> 9936 * <li>{@link #SCAN_AS_PRODUCT}</li> 9937 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9938 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9939 * </ul> 9940 */ 9941 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9942 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9943 PackageParser.Package pkg) { 9944 if (disabledPkgSetting != null) { 9945 // updated system application, must at least have SCAN_AS_SYSTEM 9946 scanFlags |= SCAN_AS_SYSTEM; 9947 if ((disabledPkgSetting.pkgPrivateFlags 9948 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9949 scanFlags |= SCAN_AS_PRIVILEGED; 9950 } 9951 if ((disabledPkgSetting.pkgPrivateFlags 9952 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9953 scanFlags |= SCAN_AS_OEM; 9954 } 9955 if ((disabledPkgSetting.pkgPrivateFlags 9956 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9957 scanFlags |= SCAN_AS_VENDOR; 9958 } 9959 if ((disabledPkgSetting.pkgPrivateFlags 9960 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9961 scanFlags |= SCAN_AS_PRODUCT; 9962 } 9963 } 9964 if (pkgSetting != null) { 9965 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9966 if (pkgSetting.getInstantApp(userId)) { 9967 scanFlags |= SCAN_AS_INSTANT_APP; 9968 } 9969 if (pkgSetting.getVirtulalPreload(userId)) { 9970 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9971 } 9972 } 9973 9974 // Scan as privileged apps that share a user with a priv-app. 9975 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9976 && (pkg.mSharedUserId != null)) { 9977 SharedUserSetting sharedUserSetting = null; 9978 try { 9979 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9980 } catch (PackageManagerException ignore) {} 9981 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9982 // Exempt SharedUsers signed with the platform key. 9983 // TODO(b/72378145) Fix this exemption. Force signature apps 9984 // to whitelist their privileged permissions just like other 9985 // priv-apps. 9986 synchronized (mPackages) { 9987 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9988 if ((compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9989 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9990 scanFlags |= SCAN_AS_PRIVILEGED; 9991 } 9992 } 9993 } 9994 } 9995 9996 return scanFlags; 9997 } 9998 9999 @GuardedBy("mInstallLock") 10000 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 10001 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 10002 @Nullable UserHandle user) throws PackageManagerException { 10003 10004 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 10005 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 10006 if (realPkgName != null) { 10007 ensurePackageRenamed(pkg, renamedPkgName); 10008 } 10009 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 10010 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 10011 final PackageSetting disabledPkgSetting = 10012 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 10013 10014 if (mTransferedPackages.contains(pkg.packageName)) { 10015 Slog.w(TAG, "Package " + pkg.packageName 10016 + " was transferred to another, but its .apk remains"); 10017 } 10018 10019 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 10020 synchronized (mPackages) { 10021 applyPolicy(pkg, parseFlags, scanFlags); 10022 assertPackageIsValid(pkg, parseFlags, scanFlags); 10023 10024 SharedUserSetting sharedUserSetting = null; 10025 if (pkg.mSharedUserId != null) { 10026 // SIDE EFFECTS; may potentially allocate a new shared user 10027 sharedUserSetting = mSettings.getSharedUserLPw( 10028 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 10029 if (DEBUG_PACKAGE_SCANNING) { 10030 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10031 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 10032 + " (uid=" + sharedUserSetting.userId + "):" 10033 + " packages=" + sharedUserSetting.packages); 10034 } 10035 } 10036 10037 boolean scanSucceeded = false; 10038 try { 10039 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 10040 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 10041 (pkg == mPlatformPackage), user); 10042 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 10043 if (result.success) { 10044 commitScanResultsLocked(request, result); 10045 } 10046 scanSucceeded = true; 10047 } finally { 10048 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 10049 // DELETE_DATA_ON_FAILURES is only used by frozen paths 10050 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 10051 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 10052 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 10053 } 10054 } 10055 } 10056 return pkg; 10057 } 10058 10059 /** 10060 * Commits the package scan and modifies system state. 10061 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 10062 * of committing the package, leaving the system in an inconsistent state. 10063 * This needs to be fixed so, once we get to this point, no errors are 10064 * possible and the system is not left in an inconsistent state. 10065 */ 10066 @GuardedBy("mPackages") 10067 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 10068 throws PackageManagerException { 10069 final PackageParser.Package pkg = request.pkg; 10070 final @ParseFlags int parseFlags = request.parseFlags; 10071 final @ScanFlags int scanFlags = request.scanFlags; 10072 final PackageSetting oldPkgSetting = request.oldPkgSetting; 10073 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10074 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10075 final UserHandle user = request.user; 10076 final String realPkgName = request.realPkgName; 10077 final PackageSetting pkgSetting = result.pkgSetting; 10078 final List<String> changedAbiCodePath = result.changedAbiCodePath; 10079 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 10080 10081 if (newPkgSettingCreated) { 10082 if (originalPkgSetting != null) { 10083 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10084 } 10085 // THROWS: when we can't allocate a user id. add call to check if there's 10086 // enough space to ensure we won't throw; otherwise, don't modify state 10087 mSettings.addUserToSettingLPw(pkgSetting); 10088 10089 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10090 mTransferedPackages.add(originalPkgSetting.name); 10091 } 10092 } 10093 // TODO(toddke): Consider a method specifically for modifying the Package object 10094 // post scan; or, moving this stuff out of the Package object since it has nothing 10095 // to do with the package on disk. 10096 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10097 // for creating the application ID. If we did this earlier, we would be saving the 10098 // correct ID. 10099 pkg.applicationInfo.uid = pkgSetting.appId; 10100 10101 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10102 10103 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10104 mTransferedPackages.add(pkg.packageName); 10105 } 10106 10107 // THROWS: when requested libraries that can't be found. it only changes 10108 // the state of the passed in pkg object, so, move to the top of the method 10109 // and allow it to abort 10110 if ((scanFlags & SCAN_BOOTING) == 0 10111 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10112 // Check all shared libraries and map to their actual file path. 10113 // We only do this here for apps not on a system dir, because those 10114 // are the only ones that can fail an install due to this. We 10115 // will take care of the system apps by updating all of their 10116 // library paths after the scan is done. Also during the initial 10117 // scan don't update any libs as we do this wholesale after all 10118 // apps are scanned to avoid dependency based scanning. 10119 updateSharedLibrariesLPr(pkg, null); 10120 } 10121 10122 // All versions of a static shared library are referenced with the same 10123 // package name. Internally, we use a synthetic package name to allow 10124 // multiple versions of the same shared library to be installed. So, 10125 // we need to generate the synthetic package name of the latest shared 10126 // library in order to compare signatures. 10127 PackageSetting signatureCheckPs = pkgSetting; 10128 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10129 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10130 if (libraryEntry != null) { 10131 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10132 } 10133 } 10134 10135 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10136 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10137 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10138 // We just determined the app is signed correctly, so bring 10139 // over the latest parsed certs. 10140 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10141 } else { 10142 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10143 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10144 "Package " + pkg.packageName + " upgrade keys do not match the " 10145 + "previously installed version"); 10146 } else { 10147 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10148 String msg = "System package " + pkg.packageName 10149 + " signature changed; retaining data."; 10150 reportSettingsProblem(Log.WARN, msg); 10151 } 10152 } 10153 } else { 10154 try { 10155 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10156 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10157 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10158 pkg.mSigningDetails, compareCompat, compareRecover); 10159 // The new KeySets will be re-added later in the scanning process. 10160 if (compatMatch) { 10161 synchronized (mPackages) { 10162 ksms.removeAppKeySetDataLPw(pkg.packageName); 10163 } 10164 } 10165 // We just determined the app is signed correctly, so bring 10166 // over the latest parsed certs. 10167 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10168 10169 10170 // if this is is a sharedUser, check to see if the new package is signed by a newer 10171 // signing certificate than the existing one, and if so, copy over the new details 10172 if (signatureCheckPs.sharedUser != null 10173 && pkg.mSigningDetails.hasAncestor( 10174 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10175 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10176 } 10177 } catch (PackageManagerException e) { 10178 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10179 throw e; 10180 } 10181 // The signature has changed, but this package is in the system 10182 // image... let's recover! 10183 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10184 // However... if this package is part of a shared user, but it 10185 // doesn't match the signature of the shared user, let's fail. 10186 // What this means is that you can't change the signatures 10187 // associated with an overall shared user, which doesn't seem all 10188 // that unreasonable. 10189 if (signatureCheckPs.sharedUser != null) { 10190 if (compareSignatures( 10191 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10192 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10193 throw new PackageManagerException( 10194 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10195 "Signature mismatch for shared user: " 10196 + pkgSetting.sharedUser); 10197 } 10198 } 10199 // File a report about this. 10200 String msg = "System package " + pkg.packageName 10201 + " signature changed; retaining data."; 10202 reportSettingsProblem(Log.WARN, msg); 10203 } catch (IllegalArgumentException e) { 10204 10205 // should never happen: certs matched when checking, but not when comparing 10206 // old to new for sharedUser 10207 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10208 "Signing certificates comparison made on incomparable signing details" 10209 + " but somehow passed verifySignatures!"); 10210 } 10211 } 10212 10213 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10214 // This package wants to adopt ownership of permissions from 10215 // another package. 10216 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10217 final String origName = pkg.mAdoptPermissions.get(i); 10218 final PackageSetting orig = mSettings.getPackageLPr(origName); 10219 if (orig != null) { 10220 if (verifyPackageUpdateLPr(orig, pkg)) { 10221 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10222 + pkg.packageName); 10223 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10224 } 10225 } 10226 } 10227 } 10228 10229 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10230 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10231 final String codePathString = changedAbiCodePath.get(i); 10232 try { 10233 mInstaller.rmdex(codePathString, 10234 getDexCodeInstructionSet(getPreferredInstructionSet())); 10235 } catch (InstallerException ignored) { 10236 } 10237 } 10238 } 10239 10240 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10241 if (oldPkgSetting != null) { 10242 synchronized (mPackages) { 10243 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10244 } 10245 } 10246 } else { 10247 final int userId = user == null ? 0 : user.getIdentifier(); 10248 // Modify state for the given package setting 10249 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10250 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10251 if (pkgSetting.getInstantApp(userId)) { 10252 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10253 } 10254 } 10255 } 10256 10257 /** 10258 * Returns the "real" name of the package. 10259 * <p>This may differ from the package's actual name if the application has already 10260 * been installed under one of this package's original names. 10261 */ 10262 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10263 @Nullable String renamedPkgName) { 10264 if (isPackageRenamed(pkg, renamedPkgName)) { 10265 return pkg.mRealPackage; 10266 } 10267 return null; 10268 } 10269 10270 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10271 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10272 @Nullable String renamedPkgName) { 10273 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10274 } 10275 10276 /** 10277 * Returns the original package setting. 10278 * <p>A package can migrate its name during an update. In this scenario, a package 10279 * designates a set of names that it considers as one of its original names. 10280 * <p>An original package must be signed identically and it must have the same 10281 * shared user [if any]. 10282 */ 10283 @GuardedBy("mPackages") 10284 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10285 @Nullable String renamedPkgName) { 10286 if (!isPackageRenamed(pkg, renamedPkgName)) { 10287 return null; 10288 } 10289 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10290 final PackageSetting originalPs = 10291 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10292 if (originalPs != null) { 10293 // the package is already installed under its original name... 10294 // but, should we use it? 10295 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10296 // the new package is incompatible with the original 10297 continue; 10298 } else if (originalPs.sharedUser != null) { 10299 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10300 // the shared user id is incompatible with the original 10301 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10302 + " to " + pkg.packageName + ": old uid " 10303 + originalPs.sharedUser.name 10304 + " differs from " + pkg.mSharedUserId); 10305 continue; 10306 } 10307 // TODO: Add case when shared user id is added [b/28144775] 10308 } else { 10309 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10310 + pkg.packageName + " to old name " + originalPs.name); 10311 } 10312 return originalPs; 10313 } 10314 } 10315 return null; 10316 } 10317 10318 /** 10319 * Renames the package if it was installed under a different name. 10320 * <p>When we've already installed the package under an original name, update 10321 * the new package so we can continue to have the old name. 10322 */ 10323 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10324 @NonNull String renamedPackageName) { 10325 if (pkg.mOriginalPackages == null 10326 || !pkg.mOriginalPackages.contains(renamedPackageName) 10327 || pkg.packageName.equals(renamedPackageName)) { 10328 return; 10329 } 10330 pkg.setPackageName(renamedPackageName); 10331 } 10332 10333 /** 10334 * Just scans the package without any side effects. 10335 * <p>Not entirely true at the moment. There is still one side effect -- this 10336 * method potentially modifies a live {@link PackageSetting} object representing 10337 * the package being scanned. This will be resolved in the future. 10338 * 10339 * @param request Information about the package to be scanned 10340 * @param isUnderFactoryTest Whether or not the device is under factory test 10341 * @param currentTime The current time, in millis 10342 * @return The results of the scan 10343 */ 10344 @GuardedBy("mInstallLock") 10345 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10346 boolean isUnderFactoryTest, long currentTime) 10347 throws PackageManagerException { 10348 final PackageParser.Package pkg = request.pkg; 10349 PackageSetting pkgSetting = request.pkgSetting; 10350 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10351 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10352 final @ParseFlags int parseFlags = request.parseFlags; 10353 final @ScanFlags int scanFlags = request.scanFlags; 10354 final String realPkgName = request.realPkgName; 10355 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10356 final UserHandle user = request.user; 10357 final boolean isPlatformPackage = request.isPlatformPackage; 10358 10359 List<String> changedAbiCodePath = null; 10360 10361 if (DEBUG_PACKAGE_SCANNING) { 10362 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10363 Log.d(TAG, "Scanning package " + pkg.packageName); 10364 } 10365 10366 if (Build.IS_DEBUGGABLE && 10367 pkg.isPrivileged() && 10368 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10369 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10370 } 10371 10372 // Initialize package source and resource directories 10373 final File scanFile = new File(pkg.codePath); 10374 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10375 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10376 10377 // We keep references to the derived CPU Abis from settings in oder to reuse 10378 // them in the case where we're not upgrading or booting for the first time. 10379 String primaryCpuAbiFromSettings = null; 10380 String secondaryCpuAbiFromSettings = null; 10381 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10382 10383 if (!needToDeriveAbi) { 10384 if (pkgSetting != null) { 10385 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10386 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10387 } else { 10388 // Re-scanning a system package after uninstalling updates; need to derive ABI 10389 needToDeriveAbi = true; 10390 } 10391 } 10392 10393 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10394 PackageManagerService.reportSettingsProblem(Log.WARN, 10395 "Package " + pkg.packageName + " shared user changed from " 10396 + (pkgSetting.sharedUser != null 10397 ? pkgSetting.sharedUser.name : "<nothing>") 10398 + " to " 10399 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10400 + "; replacing with new"); 10401 pkgSetting = null; 10402 } 10403 10404 String[] usesStaticLibraries = null; 10405 if (pkg.usesStaticLibraries != null) { 10406 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10407 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10408 } 10409 final boolean createNewPackage = (pkgSetting == null); 10410 if (createNewPackage) { 10411 final String parentPackageName = (pkg.parentPackage != null) 10412 ? pkg.parentPackage.packageName : null; 10413 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10414 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10415 // REMOVE SharedUserSetting from method; update in a separate call 10416 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10417 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10418 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10419 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10420 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10421 user, true /*allowInstall*/, instantApp, virtualPreload, 10422 parentPackageName, pkg.getChildPackageNames(), 10423 UserManagerService.getInstance(), usesStaticLibraries, 10424 pkg.usesStaticLibrariesVersions); 10425 } else { 10426 // REMOVE SharedUserSetting from method; update in a separate call. 10427 // 10428 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10429 // secondaryCpuAbi are not known at this point so we always update them 10430 // to null here, only to reset them at a later point. 10431 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10432 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10433 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10434 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10435 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10436 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10437 } 10438 if (createNewPackage && originalPkgSetting != null) { 10439 // This is the initial transition from the original package, so, 10440 // fix up the new package's name now. We must do this after looking 10441 // up the package under its new name, so getPackageLP takes care of 10442 // fiddling things correctly. 10443 pkg.setPackageName(originalPkgSetting.name); 10444 10445 // File a report about this. 10446 String msg = "New package " + pkgSetting.realName 10447 + " renamed to replace old package " + pkgSetting.name; 10448 reportSettingsProblem(Log.WARN, msg); 10449 } 10450 10451 if (disabledPkgSetting != null) { 10452 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10453 } 10454 10455 // SELinux sandboxes become more restrictive as targetSdkVersion increases. 10456 // To ensure that apps with sharedUserId are placed in the same selinux domain 10457 // without breaking any assumptions about access, put them into the least 10458 // restrictive targetSdkVersion=25 domain. 10459 // TODO(b/72290969): Base this on the actual targetSdkVersion(s) of the apps within the 10460 // sharedUserSetting, instead of defaulting to the least restrictive domain. 10461 final int targetSdk = (sharedUserSetting != null) ? 25 10462 : pkg.applicationInfo.targetSdkVersion; 10463 // TODO(b/71593002): isPrivileged for sharedUser and appInfo should never be out of sync. 10464 // They currently can be if the sharedUser apps are signed with the platform key. 10465 final boolean isPrivileged = (sharedUserSetting != null) ? 10466 sharedUserSetting.isPrivileged() | pkg.isPrivileged() : pkg.isPrivileged(); 10467 10468 SELinuxMMAC.assignSeInfoValue(pkg, isPrivileged, targetSdk); 10469 10470 pkg.mExtras = pkgSetting; 10471 pkg.applicationInfo.processName = fixProcessName( 10472 pkg.applicationInfo.packageName, 10473 pkg.applicationInfo.processName); 10474 10475 if (!isPlatformPackage) { 10476 // Get all of our default paths setup 10477 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10478 } 10479 10480 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10481 10482 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10483 if (needToDeriveAbi) { 10484 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10485 final boolean extractNativeLibs = !pkg.isLibrary(); 10486 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10487 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10488 10489 // Some system apps still use directory structure for native libraries 10490 // in which case we might end up not detecting abi solely based on apk 10491 // structure. Try to detect abi based on directory structure. 10492 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10493 pkg.applicationInfo.primaryCpuAbi == null) { 10494 setBundledAppAbisAndRoots(pkg, pkgSetting); 10495 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10496 } 10497 } else { 10498 // This is not a first boot or an upgrade, don't bother deriving the 10499 // ABI during the scan. Instead, trust the value that was stored in the 10500 // package setting. 10501 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10502 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10503 10504 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10505 10506 if (DEBUG_ABI_SELECTION) { 10507 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10508 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10509 pkg.applicationInfo.secondaryCpuAbi); 10510 } 10511 } 10512 } else { 10513 if ((scanFlags & SCAN_MOVE) != 0) { 10514 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10515 // but we already have this packages package info in the PackageSetting. We just 10516 // use that and derive the native library path based on the new codepath. 10517 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10518 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10519 } 10520 10521 // Set native library paths again. For moves, the path will be updated based on the 10522 // ABIs we've determined above. For non-moves, the path will be updated based on the 10523 // ABIs we determined during compilation, but the path will depend on the final 10524 // package path (after the rename away from the stage path). 10525 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10526 } 10527 10528 // This is a special case for the "system" package, where the ABI is 10529 // dictated by the zygote configuration (and init.rc). We should keep track 10530 // of this ABI so that we can deal with "normal" applications that run under 10531 // the same UID correctly. 10532 if (isPlatformPackage) { 10533 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10534 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10535 } 10536 10537 // If there's a mismatch between the abi-override in the package setting 10538 // and the abiOverride specified for the install. Warn about this because we 10539 // would've already compiled the app without taking the package setting into 10540 // account. 10541 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10542 if (cpuAbiOverride == null && pkg.packageName != null) { 10543 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10544 " for package " + pkg.packageName); 10545 } 10546 } 10547 10548 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10549 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10550 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10551 10552 // Copy the derived override back to the parsed package, so that we can 10553 // update the package settings accordingly. 10554 pkg.cpuAbiOverride = cpuAbiOverride; 10555 10556 if (DEBUG_ABI_SELECTION) { 10557 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10558 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10559 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10560 } 10561 10562 // Push the derived path down into PackageSettings so we know what to 10563 // clean up at uninstall time. 10564 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10565 10566 if (DEBUG_ABI_SELECTION) { 10567 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10568 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10569 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10570 } 10571 10572 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10573 // We don't do this here during boot because we can do it all 10574 // at once after scanning all existing packages. 10575 // 10576 // We also do this *before* we perform dexopt on this package, so that 10577 // we can avoid redundant dexopts, and also to make sure we've got the 10578 // code and package path correct. 10579 changedAbiCodePath = 10580 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10581 } 10582 10583 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10584 android.Manifest.permission.FACTORY_TEST)) { 10585 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10586 } 10587 10588 if (isSystemApp(pkg)) { 10589 pkgSetting.isOrphaned = true; 10590 } 10591 10592 // Take care of first install / last update times. 10593 final long scanFileTime = getLastModifiedTime(pkg); 10594 if (currentTime != 0) { 10595 if (pkgSetting.firstInstallTime == 0) { 10596 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10597 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10598 pkgSetting.lastUpdateTime = currentTime; 10599 } 10600 } else if (pkgSetting.firstInstallTime == 0) { 10601 // We need *something*. Take time time stamp of the file. 10602 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10603 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10604 if (scanFileTime != pkgSetting.timeStamp) { 10605 // A package on the system image has changed; consider this 10606 // to be an update. 10607 pkgSetting.lastUpdateTime = scanFileTime; 10608 } 10609 } 10610 pkgSetting.setTimeStamp(scanFileTime); 10611 10612 pkgSetting.pkg = pkg; 10613 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10614 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10615 pkgSetting.versionCode = pkg.getLongVersionCode(); 10616 } 10617 // Update volume if needed 10618 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10619 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10620 Slog.i(PackageManagerService.TAG, 10621 "Update" + (pkgSetting.isSystem() ? " system" : "") 10622 + " package " + pkg.packageName 10623 + " volume from " + pkgSetting.volumeUuid 10624 + " to " + volumeUuid); 10625 pkgSetting.volumeUuid = volumeUuid; 10626 } 10627 10628 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10629 } 10630 10631 /** 10632 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10633 */ 10634 private static boolean apkHasCode(String fileName) { 10635 StrictJarFile jarFile = null; 10636 try { 10637 jarFile = new StrictJarFile(fileName, 10638 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10639 return jarFile.findEntry("classes.dex") != null; 10640 } catch (IOException ignore) { 10641 } finally { 10642 try { 10643 if (jarFile != null) { 10644 jarFile.close(); 10645 } 10646 } catch (IOException ignore) {} 10647 } 10648 return false; 10649 } 10650 10651 /** 10652 * Enforces code policy for the package. This ensures that if an APK has 10653 * declared hasCode="true" in its manifest that the APK actually contains 10654 * code. 10655 * 10656 * @throws PackageManagerException If bytecode could not be found when it should exist 10657 */ 10658 private static void assertCodePolicy(PackageParser.Package pkg) 10659 throws PackageManagerException { 10660 final boolean shouldHaveCode = 10661 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10662 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10663 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10664 "Package " + pkg.baseCodePath + " code is missing"); 10665 } 10666 10667 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10668 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10669 final boolean splitShouldHaveCode = 10670 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10671 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10672 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10673 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10674 } 10675 } 10676 } 10677 } 10678 10679 /** 10680 * Applies policy to the parsed package based upon the given policy flags. 10681 * Ensures the package is in a good state. 10682 * <p> 10683 * Implementation detail: This method must NOT have any side effect. It would 10684 * ideally be static, but, it requires locks to read system state. 10685 */ 10686 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10687 final @ScanFlags int scanFlags) { 10688 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10689 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10690 if (pkg.applicationInfo.isDirectBootAware()) { 10691 // we're direct boot aware; set for all components 10692 for (PackageParser.Service s : pkg.services) { 10693 s.info.encryptionAware = s.info.directBootAware = true; 10694 } 10695 for (PackageParser.Provider p : pkg.providers) { 10696 p.info.encryptionAware = p.info.directBootAware = true; 10697 } 10698 for (PackageParser.Activity a : pkg.activities) { 10699 a.info.encryptionAware = a.info.directBootAware = true; 10700 } 10701 for (PackageParser.Activity r : pkg.receivers) { 10702 r.info.encryptionAware = r.info.directBootAware = true; 10703 } 10704 } 10705 if (compressedFileExists(pkg.codePath)) { 10706 pkg.isStub = true; 10707 } 10708 } else { 10709 // non system apps can't be flagged as core 10710 pkg.coreApp = false; 10711 // clear flags not applicable to regular apps 10712 pkg.applicationInfo.flags &= 10713 ~ApplicationInfo.FLAG_PERSISTENT; 10714 pkg.applicationInfo.privateFlags &= 10715 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10716 pkg.applicationInfo.privateFlags &= 10717 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10718 // clear protected broadcasts 10719 pkg.protectedBroadcasts = null; 10720 // cap permission priorities 10721 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10722 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10723 pkg.permissionGroups.get(i).info.priority = 0; 10724 } 10725 } 10726 } 10727 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10728 // ignore export request for single user receivers 10729 if (pkg.receivers != null) { 10730 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10731 final PackageParser.Activity receiver = pkg.receivers.get(i); 10732 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10733 receiver.info.exported = false; 10734 } 10735 } 10736 } 10737 // ignore export request for single user services 10738 if (pkg.services != null) { 10739 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10740 final PackageParser.Service service = pkg.services.get(i); 10741 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10742 service.info.exported = false; 10743 } 10744 } 10745 } 10746 // ignore export request for single user providers 10747 if (pkg.providers != null) { 10748 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10749 final PackageParser.Provider provider = pkg.providers.get(i); 10750 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10751 provider.info.exported = false; 10752 } 10753 } 10754 } 10755 } 10756 10757 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10758 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10759 } 10760 10761 if ((scanFlags & SCAN_AS_OEM) != 0) { 10762 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10763 } 10764 10765 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10766 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10767 } 10768 10769 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10770 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10771 } 10772 10773 if (!isSystemApp(pkg)) { 10774 // Only system apps can use these features. 10775 pkg.mOriginalPackages = null; 10776 pkg.mRealPackage = null; 10777 pkg.mAdoptPermissions = null; 10778 } 10779 } 10780 10781 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10782 throws PackageManagerException { 10783 if (object == null) { 10784 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10785 } 10786 return object; 10787 } 10788 10789 /** 10790 * Asserts the parsed package is valid according to the given policy. If the 10791 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10792 * <p> 10793 * Implementation detail: This method must NOT have any side effects. It would 10794 * ideally be static, but, it requires locks to read system state. 10795 * 10796 * @throws PackageManagerException If the package fails any of the validation checks 10797 */ 10798 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10799 final @ScanFlags int scanFlags) 10800 throws PackageManagerException { 10801 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10802 assertCodePolicy(pkg); 10803 } 10804 10805 if (pkg.applicationInfo.getCodePath() == null || 10806 pkg.applicationInfo.getResourcePath() == null) { 10807 // Bail out. The resource and code paths haven't been set. 10808 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10809 "Code and resource paths haven't been set correctly"); 10810 } 10811 10812 // Make sure we're not adding any bogus keyset info 10813 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10814 ksms.assertScannedPackageValid(pkg); 10815 10816 synchronized (mPackages) { 10817 // The special "android" package can only be defined once 10818 if (pkg.packageName.equals("android")) { 10819 if (mAndroidApplication != null) { 10820 Slog.w(TAG, "*************************************************"); 10821 Slog.w(TAG, "Core android package being redefined. Skipping."); 10822 Slog.w(TAG, " codePath=" + pkg.codePath); 10823 Slog.w(TAG, "*************************************************"); 10824 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10825 "Core android package being redefined. Skipping."); 10826 } 10827 } 10828 10829 // A package name must be unique; don't allow duplicates 10830 if (mPackages.containsKey(pkg.packageName)) { 10831 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10832 "Application package " + pkg.packageName 10833 + " already installed. Skipping duplicate."); 10834 } 10835 10836 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10837 // Static libs have a synthetic package name containing the version 10838 // but we still want the base name to be unique. 10839 if (mPackages.containsKey(pkg.manifestPackageName)) { 10840 throw new PackageManagerException( 10841 "Duplicate static shared lib provider package"); 10842 } 10843 10844 // Static shared libraries should have at least O target SDK 10845 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10846 throw new PackageManagerException( 10847 "Packages declaring static-shared libs must target O SDK or higher"); 10848 } 10849 10850 // Package declaring static a shared lib cannot be instant apps 10851 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10852 throw new PackageManagerException( 10853 "Packages declaring static-shared libs cannot be instant apps"); 10854 } 10855 10856 // Package declaring static a shared lib cannot be renamed since the package 10857 // name is synthetic and apps can't code around package manager internals. 10858 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10859 throw new PackageManagerException( 10860 "Packages declaring static-shared libs cannot be renamed"); 10861 } 10862 10863 // Package declaring static a shared lib cannot declare child packages 10864 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10865 throw new PackageManagerException( 10866 "Packages declaring static-shared libs cannot have child packages"); 10867 } 10868 10869 // Package declaring static a shared lib cannot declare dynamic libs 10870 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10871 throw new PackageManagerException( 10872 "Packages declaring static-shared libs cannot declare dynamic libs"); 10873 } 10874 10875 // Package declaring static a shared lib cannot declare shared users 10876 if (pkg.mSharedUserId != null) { 10877 throw new PackageManagerException( 10878 "Packages declaring static-shared libs cannot declare shared users"); 10879 } 10880 10881 // Static shared libs cannot declare activities 10882 if (!pkg.activities.isEmpty()) { 10883 throw new PackageManagerException( 10884 "Static shared libs cannot declare activities"); 10885 } 10886 10887 // Static shared libs cannot declare services 10888 if (!pkg.services.isEmpty()) { 10889 throw new PackageManagerException( 10890 "Static shared libs cannot declare services"); 10891 } 10892 10893 // Static shared libs cannot declare providers 10894 if (!pkg.providers.isEmpty()) { 10895 throw new PackageManagerException( 10896 "Static shared libs cannot declare content providers"); 10897 } 10898 10899 // Static shared libs cannot declare receivers 10900 if (!pkg.receivers.isEmpty()) { 10901 throw new PackageManagerException( 10902 "Static shared libs cannot declare broadcast receivers"); 10903 } 10904 10905 // Static shared libs cannot declare permission groups 10906 if (!pkg.permissionGroups.isEmpty()) { 10907 throw new PackageManagerException( 10908 "Static shared libs cannot declare permission groups"); 10909 } 10910 10911 // Static shared libs cannot declare permissions 10912 if (!pkg.permissions.isEmpty()) { 10913 throw new PackageManagerException( 10914 "Static shared libs cannot declare permissions"); 10915 } 10916 10917 // Static shared libs cannot declare protected broadcasts 10918 if (pkg.protectedBroadcasts != null) { 10919 throw new PackageManagerException( 10920 "Static shared libs cannot declare protected broadcasts"); 10921 } 10922 10923 // Static shared libs cannot be overlay targets 10924 if (pkg.mOverlayTarget != null) { 10925 throw new PackageManagerException( 10926 "Static shared libs cannot be overlay targets"); 10927 } 10928 10929 // The version codes must be ordered as lib versions 10930 long minVersionCode = Long.MIN_VALUE; 10931 long maxVersionCode = Long.MAX_VALUE; 10932 10933 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10934 pkg.staticSharedLibName); 10935 if (versionedLib != null) { 10936 final int versionCount = versionedLib.size(); 10937 for (int i = 0; i < versionCount; i++) { 10938 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10939 final long libVersionCode = libInfo.getDeclaringPackage() 10940 .getLongVersionCode(); 10941 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10942 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10943 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10944 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10945 } else { 10946 minVersionCode = maxVersionCode = libVersionCode; 10947 break; 10948 } 10949 } 10950 } 10951 if (pkg.getLongVersionCode() < minVersionCode 10952 || pkg.getLongVersionCode() > maxVersionCode) { 10953 throw new PackageManagerException("Static shared" 10954 + " lib version codes must be ordered as lib versions"); 10955 } 10956 } 10957 10958 // Only privileged apps and updated privileged apps can add child packages. 10959 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10960 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10961 throw new PackageManagerException("Only privileged apps can add child " 10962 + "packages. Ignoring package " + pkg.packageName); 10963 } 10964 final int childCount = pkg.childPackages.size(); 10965 for (int i = 0; i < childCount; i++) { 10966 PackageParser.Package childPkg = pkg.childPackages.get(i); 10967 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10968 childPkg.packageName)) { 10969 throw new PackageManagerException("Can't override child of " 10970 + "another disabled app. Ignoring package " + pkg.packageName); 10971 } 10972 } 10973 } 10974 10975 // If we're only installing presumed-existing packages, require that the 10976 // scanned APK is both already known and at the path previously established 10977 // for it. Previously unknown packages we pick up normally, but if we have an 10978 // a priori expectation about this package's install presence, enforce it. 10979 // With a singular exception for new system packages. When an OTA contains 10980 // a new system package, we allow the codepath to change from a system location 10981 // to the user-installed location. If we don't allow this change, any newer, 10982 // user-installed version of the application will be ignored. 10983 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10984 if (mExpectingBetter.containsKey(pkg.packageName)) { 10985 logCriticalInfo(Log.WARN, 10986 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10987 } else { 10988 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10989 if (known != null) { 10990 if (DEBUG_PACKAGE_SCANNING) { 10991 Log.d(TAG, "Examining " + pkg.codePath 10992 + " and requiring known paths " + known.codePathString 10993 + " & " + known.resourcePathString); 10994 } 10995 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10996 || !pkg.applicationInfo.getResourcePath().equals( 10997 known.resourcePathString)) { 10998 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10999 "Application package " + pkg.packageName 11000 + " found at " + pkg.applicationInfo.getCodePath() 11001 + " but expected at " + known.codePathString 11002 + "; ignoring."); 11003 } 11004 } else { 11005 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11006 "Application package " + pkg.packageName 11007 + " not found; ignoring."); 11008 } 11009 } 11010 } 11011 11012 // Verify that this new package doesn't have any content providers 11013 // that conflict with existing packages. Only do this if the 11014 // package isn't already installed, since we don't want to break 11015 // things that are installed. 11016 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 11017 final int N = pkg.providers.size(); 11018 int i; 11019 for (i=0; i<N; i++) { 11020 PackageParser.Provider p = pkg.providers.get(i); 11021 if (p.info.authority != null) { 11022 String names[] = p.info.authority.split(";"); 11023 for (int j = 0; j < names.length; j++) { 11024 if (mProvidersByAuthority.containsKey(names[j])) { 11025 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11026 final String otherPackageName = 11027 ((other != null && other.getComponentName() != null) ? 11028 other.getComponentName().getPackageName() : "?"); 11029 throw new PackageManagerException( 11030 INSTALL_FAILED_CONFLICTING_PROVIDER, 11031 "Can't install because provider name " + names[j] 11032 + " (in package " + pkg.applicationInfo.packageName 11033 + ") is already used by " + otherPackageName); 11034 } 11035 } 11036 } 11037 } 11038 } 11039 11040 // Verify that packages sharing a user with a privileged app are marked as privileged. 11041 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 11042 SharedUserSetting sharedUserSetting = null; 11043 try { 11044 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 11045 } catch (PackageManagerException ignore) {} 11046 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 11047 // Exempt SharedUsers signed with the platform key. 11048 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 11049 if ((platformPkgSetting.signatures.mSigningDetails 11050 != PackageParser.SigningDetails.UNKNOWN) 11051 && (compareSignatures( 11052 platformPkgSetting.signatures.mSigningDetails.signatures, 11053 pkg.mSigningDetails.signatures) 11054 != PackageManager.SIGNATURE_MATCH)) { 11055 throw new PackageManagerException("Apps that share a user with a " + 11056 "privileged app must themselves be marked as privileged. " + 11057 pkg.packageName + " shares privileged user " + 11058 pkg.mSharedUserId + "."); 11059 } 11060 } 11061 } 11062 11063 // Apply policies specific for runtime resource overlays (RROs). 11064 if (pkg.mOverlayTarget != null) { 11065 // System overlays have some restrictions on their use of the 'static' state. 11066 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 11067 // We are scanning a system overlay. This can be the first scan of the 11068 // system/vendor/oem partition, or an update to the system overlay. 11069 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 11070 // This must be an update to a system overlay. 11071 final PackageSetting previousPkg = assertNotNull( 11072 mSettings.getPackageLPr(pkg.packageName), 11073 "previous package state not present"); 11074 11075 // Static overlays cannot be updated. 11076 if (previousPkg.pkg.mOverlayIsStatic) { 11077 throw new PackageManagerException("Overlay " + pkg.packageName + 11078 " is static and cannot be upgraded."); 11079 // Non-static overlays cannot be converted to static overlays. 11080 } else if (pkg.mOverlayIsStatic) { 11081 throw new PackageManagerException("Overlay " + pkg.packageName + 11082 " cannot be upgraded into a static overlay."); 11083 } 11084 } 11085 } else { 11086 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11087 if (pkg.mOverlayIsStatic) { 11088 throw new PackageManagerException("Overlay " + pkg.packageName + 11089 " is static but not pre-installed."); 11090 } 11091 11092 // The only case where we allow installation of a non-system overlay is when 11093 // its signature is signed with the platform certificate. 11094 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11095 if ((platformPkgSetting.signatures.mSigningDetails 11096 != PackageParser.SigningDetails.UNKNOWN) 11097 && (compareSignatures( 11098 platformPkgSetting.signatures.mSigningDetails.signatures, 11099 pkg.mSigningDetails.signatures) 11100 != PackageManager.SIGNATURE_MATCH)) { 11101 throw new PackageManagerException("Overlay " + pkg.packageName + 11102 " must be signed with the platform certificate."); 11103 } 11104 } 11105 } 11106 } 11107 } 11108 11109 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11110 int type, String declaringPackageName, long declaringVersionCode) { 11111 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11112 if (versionedLib == null) { 11113 versionedLib = new LongSparseArray<>(); 11114 mSharedLibraries.put(name, versionedLib); 11115 if (type == SharedLibraryInfo.TYPE_STATIC) { 11116 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11117 } 11118 } else if (versionedLib.indexOfKey(version) >= 0) { 11119 return false; 11120 } 11121 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11122 version, type, declaringPackageName, declaringVersionCode); 11123 versionedLib.put(version, libEntry); 11124 return true; 11125 } 11126 11127 private boolean removeSharedLibraryLPw(String name, long version) { 11128 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11129 if (versionedLib == null) { 11130 return false; 11131 } 11132 final int libIdx = versionedLib.indexOfKey(version); 11133 if (libIdx < 0) { 11134 return false; 11135 } 11136 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11137 versionedLib.remove(version); 11138 if (versionedLib.size() <= 0) { 11139 mSharedLibraries.remove(name); 11140 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11141 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11142 .getPackageName()); 11143 } 11144 } 11145 return true; 11146 } 11147 11148 /** 11149 * Adds a scanned package to the system. When this method is finished, the package will 11150 * be available for query, resolution, etc... 11151 */ 11152 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11153 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11154 final String pkgName = pkg.packageName; 11155 if (mCustomResolverComponentName != null && 11156 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11157 setUpCustomResolverActivity(pkg); 11158 } 11159 11160 if (pkg.packageName.equals("android")) { 11161 synchronized (mPackages) { 11162 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11163 // Set up information for our fall-back user intent resolution activity. 11164 mPlatformPackage = pkg; 11165 pkg.mVersionCode = mSdkVersion; 11166 pkg.mVersionCodeMajor = 0; 11167 mAndroidApplication = pkg.applicationInfo; 11168 if (!mResolverReplaced) { 11169 mResolveActivity.applicationInfo = mAndroidApplication; 11170 mResolveActivity.name = ResolverActivity.class.getName(); 11171 mResolveActivity.packageName = mAndroidApplication.packageName; 11172 mResolveActivity.processName = "system:ui"; 11173 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11174 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11175 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11176 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11177 mResolveActivity.exported = true; 11178 mResolveActivity.enabled = true; 11179 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11180 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11181 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11182 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11183 | ActivityInfo.CONFIG_ORIENTATION 11184 | ActivityInfo.CONFIG_KEYBOARD 11185 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11186 mResolveInfo.activityInfo = mResolveActivity; 11187 mResolveInfo.priority = 0; 11188 mResolveInfo.preferredOrder = 0; 11189 mResolveInfo.match = 0; 11190 mResolveComponentName = new ComponentName( 11191 mAndroidApplication.packageName, mResolveActivity.name); 11192 } 11193 } 11194 } 11195 } 11196 11197 ArrayList<PackageParser.Package> clientLibPkgs = null; 11198 // writer 11199 synchronized (mPackages) { 11200 boolean hasStaticSharedLibs = false; 11201 11202 // Any app can add new static shared libraries 11203 if (pkg.staticSharedLibName != null) { 11204 // Static shared libs don't allow renaming as they have synthetic package 11205 // names to allow install of multiple versions, so use name from manifest. 11206 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11207 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11208 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11209 hasStaticSharedLibs = true; 11210 } else { 11211 Slog.w(TAG, "Package " + pkg.packageName + " library " 11212 + pkg.staticSharedLibName + " already exists; skipping"); 11213 } 11214 // Static shared libs cannot be updated once installed since they 11215 // use synthetic package name which includes the version code, so 11216 // not need to update other packages's shared lib dependencies. 11217 } 11218 11219 if (!hasStaticSharedLibs 11220 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11221 // Only system apps can add new dynamic shared libraries. 11222 if (pkg.libraryNames != null) { 11223 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11224 String name = pkg.libraryNames.get(i); 11225 boolean allowed = false; 11226 if (pkg.isUpdatedSystemApp()) { 11227 // New library entries can only be added through the 11228 // system image. This is important to get rid of a lot 11229 // of nasty edge cases: for example if we allowed a non- 11230 // system update of the app to add a library, then uninstalling 11231 // the update would make the library go away, and assumptions 11232 // we made such as through app install filtering would now 11233 // have allowed apps on the device which aren't compatible 11234 // with it. Better to just have the restriction here, be 11235 // conservative, and create many fewer cases that can negatively 11236 // impact the user experience. 11237 final PackageSetting sysPs = mSettings 11238 .getDisabledSystemPkgLPr(pkg.packageName); 11239 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11240 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11241 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11242 allowed = true; 11243 break; 11244 } 11245 } 11246 } 11247 } else { 11248 allowed = true; 11249 } 11250 if (allowed) { 11251 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11252 SharedLibraryInfo.VERSION_UNDEFINED, 11253 SharedLibraryInfo.TYPE_DYNAMIC, 11254 pkg.packageName, pkg.getLongVersionCode())) { 11255 Slog.w(TAG, "Package " + pkg.packageName + " library " 11256 + name + " already exists; skipping"); 11257 } 11258 } else { 11259 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11260 + name + " that is not declared on system image; skipping"); 11261 } 11262 } 11263 11264 if ((scanFlags & SCAN_BOOTING) == 0) { 11265 // If we are not booting, we need to update any applications 11266 // that are clients of our shared library. If we are booting, 11267 // this will all be done once the scan is complete. 11268 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11269 } 11270 } 11271 } 11272 } 11273 11274 if ((scanFlags & SCAN_BOOTING) != 0) { 11275 // No apps can run during boot scan, so they don't need to be frozen 11276 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11277 // Caller asked to not kill app, so it's probably not frozen 11278 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11279 // Caller asked us to ignore frozen check for some reason; they 11280 // probably didn't know the package name 11281 } else { 11282 // We're doing major surgery on this package, so it better be frozen 11283 // right now to keep it from launching 11284 checkPackageFrozen(pkgName); 11285 } 11286 11287 // Also need to kill any apps that are dependent on the library. 11288 if (clientLibPkgs != null) { 11289 for (int i=0; i<clientLibPkgs.size(); i++) { 11290 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11291 killApplication(clientPkg.applicationInfo.packageName, 11292 clientPkg.applicationInfo.uid, "update lib"); 11293 } 11294 } 11295 11296 // writer 11297 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11298 11299 synchronized (mPackages) { 11300 // We don't expect installation to fail beyond this point 11301 11302 // Add the new setting to mSettings 11303 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11304 // Add the new setting to mPackages 11305 mPackages.put(pkg.applicationInfo.packageName, pkg); 11306 // Make sure we don't accidentally delete its data. 11307 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11308 while (iter.hasNext()) { 11309 PackageCleanItem item = iter.next(); 11310 if (pkgName.equals(item.packageName)) { 11311 iter.remove(); 11312 } 11313 } 11314 11315 // Add the package's KeySets to the global KeySetManagerService 11316 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11317 ksms.addScannedPackageLPw(pkg); 11318 11319 int N = pkg.providers.size(); 11320 StringBuilder r = null; 11321 int i; 11322 for (i=0; i<N; i++) { 11323 PackageParser.Provider p = pkg.providers.get(i); 11324 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11325 p.info.processName); 11326 mProviders.addProvider(p); 11327 p.syncable = p.info.isSyncable; 11328 if (p.info.authority != null) { 11329 String names[] = p.info.authority.split(";"); 11330 p.info.authority = null; 11331 for (int j = 0; j < names.length; j++) { 11332 if (j == 1 && p.syncable) { 11333 // We only want the first authority for a provider to possibly be 11334 // syncable, so if we already added this provider using a different 11335 // authority clear the syncable flag. We copy the provider before 11336 // changing it because the mProviders object contains a reference 11337 // to a provider that we don't want to change. 11338 // Only do this for the second authority since the resulting provider 11339 // object can be the same for all future authorities for this provider. 11340 p = new PackageParser.Provider(p); 11341 p.syncable = false; 11342 } 11343 if (!mProvidersByAuthority.containsKey(names[j])) { 11344 mProvidersByAuthority.put(names[j], p); 11345 if (p.info.authority == null) { 11346 p.info.authority = names[j]; 11347 } else { 11348 p.info.authority = p.info.authority + ";" + names[j]; 11349 } 11350 if (DEBUG_PACKAGE_SCANNING) { 11351 if (chatty) 11352 Log.d(TAG, "Registered content provider: " + names[j] 11353 + ", className = " + p.info.name + ", isSyncable = " 11354 + p.info.isSyncable); 11355 } 11356 } else { 11357 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11358 Slog.w(TAG, "Skipping provider name " + names[j] + 11359 " (in package " + pkg.applicationInfo.packageName + 11360 "): name already used by " 11361 + ((other != null && other.getComponentName() != null) 11362 ? other.getComponentName().getPackageName() : "?")); 11363 } 11364 } 11365 } 11366 if (chatty) { 11367 if (r == null) { 11368 r = new StringBuilder(256); 11369 } else { 11370 r.append(' '); 11371 } 11372 r.append(p.info.name); 11373 } 11374 } 11375 if (r != null) { 11376 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11377 } 11378 11379 N = pkg.services.size(); 11380 r = null; 11381 for (i=0; i<N; i++) { 11382 PackageParser.Service s = pkg.services.get(i); 11383 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11384 s.info.processName); 11385 mServices.addService(s); 11386 if (chatty) { 11387 if (r == null) { 11388 r = new StringBuilder(256); 11389 } else { 11390 r.append(' '); 11391 } 11392 r.append(s.info.name); 11393 } 11394 } 11395 if (r != null) { 11396 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11397 } 11398 11399 N = pkg.receivers.size(); 11400 r = null; 11401 for (i=0; i<N; i++) { 11402 PackageParser.Activity a = pkg.receivers.get(i); 11403 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11404 a.info.processName); 11405 mReceivers.addActivity(a, "receiver"); 11406 if (chatty) { 11407 if (r == null) { 11408 r = new StringBuilder(256); 11409 } else { 11410 r.append(' '); 11411 } 11412 r.append(a.info.name); 11413 } 11414 } 11415 if (r != null) { 11416 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11417 } 11418 11419 N = pkg.activities.size(); 11420 r = null; 11421 for (i=0; i<N; i++) { 11422 PackageParser.Activity a = pkg.activities.get(i); 11423 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11424 a.info.processName); 11425 mActivities.addActivity(a, "activity"); 11426 if (chatty) { 11427 if (r == null) { 11428 r = new StringBuilder(256); 11429 } else { 11430 r.append(' '); 11431 } 11432 r.append(a.info.name); 11433 } 11434 } 11435 if (r != null) { 11436 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11437 } 11438 11439 // Don't allow ephemeral applications to define new permissions groups. 11440 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11441 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11442 + " ignored: instant apps cannot define new permission groups."); 11443 } else { 11444 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11445 } 11446 11447 // Don't allow ephemeral applications to define new permissions. 11448 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11449 Slog.w(TAG, "Permissions from package " + pkg.packageName 11450 + " ignored: instant apps cannot define new permissions."); 11451 } else { 11452 mPermissionManager.addAllPermissions(pkg, chatty); 11453 } 11454 11455 N = pkg.instrumentation.size(); 11456 r = null; 11457 for (i=0; i<N; i++) { 11458 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11459 a.info.packageName = pkg.applicationInfo.packageName; 11460 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11461 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11462 a.info.splitNames = pkg.splitNames; 11463 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11464 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11465 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11466 a.info.dataDir = pkg.applicationInfo.dataDir; 11467 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11468 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11469 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11470 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11471 mInstrumentation.put(a.getComponentName(), a); 11472 if (chatty) { 11473 if (r == null) { 11474 r = new StringBuilder(256); 11475 } else { 11476 r.append(' '); 11477 } 11478 r.append(a.info.name); 11479 } 11480 } 11481 if (r != null) { 11482 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11483 } 11484 11485 if (pkg.protectedBroadcasts != null) { 11486 N = pkg.protectedBroadcasts.size(); 11487 synchronized (mProtectedBroadcasts) { 11488 for (i = 0; i < N; i++) { 11489 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11490 } 11491 } 11492 } 11493 } 11494 11495 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11496 } 11497 11498 /** 11499 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11500 * is derived purely on the basis of the contents of {@code scanFile} and 11501 * {@code cpuAbiOverride}. 11502 * 11503 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11504 */ 11505 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11506 boolean extractLibs) 11507 throws PackageManagerException { 11508 // Give ourselves some initial paths; we'll come back for another 11509 // pass once we've determined ABI below. 11510 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11511 11512 // We would never need to extract libs for forward-locked and external packages, 11513 // since the container service will do it for us. We shouldn't attempt to 11514 // extract libs from system app when it was not updated. 11515 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11516 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11517 extractLibs = false; 11518 } 11519 11520 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11521 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11522 11523 NativeLibraryHelper.Handle handle = null; 11524 try { 11525 handle = NativeLibraryHelper.Handle.create(pkg); 11526 // TODO(multiArch): This can be null for apps that didn't go through the 11527 // usual installation process. We can calculate it again, like we 11528 // do during install time. 11529 // 11530 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11531 // unnecessary. 11532 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11533 11534 // Null out the abis so that they can be recalculated. 11535 pkg.applicationInfo.primaryCpuAbi = null; 11536 pkg.applicationInfo.secondaryCpuAbi = null; 11537 if (isMultiArch(pkg.applicationInfo)) { 11538 // Warn if we've set an abiOverride for multi-lib packages.. 11539 // By definition, we need to copy both 32 and 64 bit libraries for 11540 // such packages. 11541 if (pkg.cpuAbiOverride != null 11542 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11543 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11544 } 11545 11546 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11547 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11548 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11549 if (extractLibs) { 11550 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11551 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11552 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11553 useIsaSpecificSubdirs); 11554 } else { 11555 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11556 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11557 } 11558 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11559 } 11560 11561 // Shared library native code should be in the APK zip aligned 11562 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11563 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11564 "Shared library native lib extraction not supported"); 11565 } 11566 11567 maybeThrowExceptionForMultiArchCopy( 11568 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11569 11570 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11571 if (extractLibs) { 11572 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11573 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11574 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11575 useIsaSpecificSubdirs); 11576 } else { 11577 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11578 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11579 } 11580 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11581 } 11582 11583 maybeThrowExceptionForMultiArchCopy( 11584 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11585 11586 if (abi64 >= 0) { 11587 // Shared library native libs should be in the APK zip aligned 11588 if (extractLibs && pkg.isLibrary()) { 11589 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11590 "Shared library native lib extraction not supported"); 11591 } 11592 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11593 } 11594 11595 if (abi32 >= 0) { 11596 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11597 if (abi64 >= 0) { 11598 if (pkg.use32bitAbi) { 11599 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11600 pkg.applicationInfo.primaryCpuAbi = abi; 11601 } else { 11602 pkg.applicationInfo.secondaryCpuAbi = abi; 11603 } 11604 } else { 11605 pkg.applicationInfo.primaryCpuAbi = abi; 11606 } 11607 } 11608 } else { 11609 String[] abiList = (cpuAbiOverride != null) ? 11610 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11611 11612 // Enable gross and lame hacks for apps that are built with old 11613 // SDK tools. We must scan their APKs for renderscript bitcode and 11614 // not launch them if it's present. Don't bother checking on devices 11615 // that don't have 64 bit support. 11616 boolean needsRenderScriptOverride = false; 11617 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11618 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11619 abiList = Build.SUPPORTED_32_BIT_ABIS; 11620 needsRenderScriptOverride = true; 11621 } 11622 11623 final int copyRet; 11624 if (extractLibs) { 11625 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11626 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11627 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11628 } else { 11629 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11630 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11631 } 11632 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11633 11634 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11635 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11636 "Error unpackaging native libs for app, errorCode=" + copyRet); 11637 } 11638 11639 if (copyRet >= 0) { 11640 // Shared libraries that have native libs must be multi-architecture 11641 if (pkg.isLibrary()) { 11642 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11643 "Shared library with native libs must be multiarch"); 11644 } 11645 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11646 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11647 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11648 } else if (needsRenderScriptOverride) { 11649 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11650 } 11651 } 11652 } catch (IOException ioe) { 11653 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11654 } finally { 11655 IoUtils.closeQuietly(handle); 11656 } 11657 11658 // Now that we've calculated the ABIs and determined if it's an internal app, 11659 // we will go ahead and populate the nativeLibraryPath. 11660 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11661 } 11662 11663 /** 11664 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11665 * i.e, so that all packages can be run inside a single process if required. 11666 * 11667 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11668 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11669 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11670 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11671 * updating a package that belongs to a shared user. 11672 * 11673 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11674 * adds unnecessary complexity. 11675 */ 11676 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11677 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11678 List<String> changedAbiCodePath = null; 11679 String requiredInstructionSet = null; 11680 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11681 requiredInstructionSet = VMRuntime.getInstructionSet( 11682 scannedPackage.applicationInfo.primaryCpuAbi); 11683 } 11684 11685 PackageSetting requirer = null; 11686 for (PackageSetting ps : packagesForUser) { 11687 // If packagesForUser contains scannedPackage, we skip it. This will happen 11688 // when scannedPackage is an update of an existing package. Without this check, 11689 // we will never be able to change the ABI of any package belonging to a shared 11690 // user, even if it's compatible with other packages. 11691 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11692 if (ps.primaryCpuAbiString == null) { 11693 continue; 11694 } 11695 11696 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11697 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11698 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11699 // this but there's not much we can do. 11700 String errorMessage = "Instruction set mismatch, " 11701 + ((requirer == null) ? "[caller]" : requirer) 11702 + " requires " + requiredInstructionSet + " whereas " + ps 11703 + " requires " + instructionSet; 11704 Slog.w(TAG, errorMessage); 11705 } 11706 11707 if (requiredInstructionSet == null) { 11708 requiredInstructionSet = instructionSet; 11709 requirer = ps; 11710 } 11711 } 11712 } 11713 11714 if (requiredInstructionSet != null) { 11715 String adjustedAbi; 11716 if (requirer != null) { 11717 // requirer != null implies that either scannedPackage was null or that scannedPackage 11718 // did not require an ABI, in which case we have to adjust scannedPackage to match 11719 // the ABI of the set (which is the same as requirer's ABI) 11720 adjustedAbi = requirer.primaryCpuAbiString; 11721 if (scannedPackage != null) { 11722 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11723 } 11724 } else { 11725 // requirer == null implies that we're updating all ABIs in the set to 11726 // match scannedPackage. 11727 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11728 } 11729 11730 for (PackageSetting ps : packagesForUser) { 11731 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11732 if (ps.primaryCpuAbiString != null) { 11733 continue; 11734 } 11735 11736 ps.primaryCpuAbiString = adjustedAbi; 11737 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11738 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11739 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11740 if (DEBUG_ABI_SELECTION) { 11741 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11742 + " (requirer=" 11743 + (requirer != null ? requirer.pkg : "null") 11744 + ", scannedPackage=" 11745 + (scannedPackage != null ? scannedPackage : "null") 11746 + ")"); 11747 } 11748 if (changedAbiCodePath == null) { 11749 changedAbiCodePath = new ArrayList<>(); 11750 } 11751 changedAbiCodePath.add(ps.codePathString); 11752 } 11753 } 11754 } 11755 } 11756 return changedAbiCodePath; 11757 } 11758 11759 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11760 synchronized (mPackages) { 11761 mResolverReplaced = true; 11762 // Set up information for custom user intent resolution activity. 11763 mResolveActivity.applicationInfo = pkg.applicationInfo; 11764 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11765 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11766 mResolveActivity.processName = pkg.applicationInfo.packageName; 11767 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11768 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11769 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11770 mResolveActivity.theme = 0; 11771 mResolveActivity.exported = true; 11772 mResolveActivity.enabled = true; 11773 mResolveInfo.activityInfo = mResolveActivity; 11774 mResolveInfo.priority = 0; 11775 mResolveInfo.preferredOrder = 0; 11776 mResolveInfo.match = 0; 11777 mResolveComponentName = mCustomResolverComponentName; 11778 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11779 mResolveComponentName); 11780 } 11781 } 11782 11783 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11784 if (installerActivity == null) { 11785 if (DEBUG_INSTANT) { 11786 Slog.d(TAG, "Clear ephemeral installer activity"); 11787 } 11788 mInstantAppInstallerActivity = null; 11789 return; 11790 } 11791 11792 if (DEBUG_INSTANT) { 11793 Slog.d(TAG, "Set ephemeral installer activity: " 11794 + installerActivity.getComponentName()); 11795 } 11796 // Set up information for ephemeral installer activity 11797 mInstantAppInstallerActivity = installerActivity; 11798 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11799 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11800 mInstantAppInstallerActivity.exported = true; 11801 mInstantAppInstallerActivity.enabled = true; 11802 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11803 mInstantAppInstallerInfo.priority = 1; 11804 mInstantAppInstallerInfo.preferredOrder = 1; 11805 mInstantAppInstallerInfo.isDefault = true; 11806 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11807 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11808 } 11809 11810 private static String calculateBundledApkRoot(final String codePathString) { 11811 final File codePath = new File(codePathString); 11812 final File codeRoot; 11813 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11814 codeRoot = Environment.getRootDirectory(); 11815 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11816 codeRoot = Environment.getOemDirectory(); 11817 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11818 codeRoot = Environment.getVendorDirectory(); 11819 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11820 codeRoot = Environment.getProductDirectory(); 11821 } else { 11822 // Unrecognized code path; take its top real segment as the apk root: 11823 // e.g. /something/app/blah.apk => /something 11824 try { 11825 File f = codePath.getCanonicalFile(); 11826 File parent = f.getParentFile(); // non-null because codePath is a file 11827 File tmp; 11828 while ((tmp = parent.getParentFile()) != null) { 11829 f = parent; 11830 parent = tmp; 11831 } 11832 codeRoot = f; 11833 Slog.w(TAG, "Unrecognized code path " 11834 + codePath + " - using " + codeRoot); 11835 } catch (IOException e) { 11836 // Can't canonicalize the code path -- shenanigans? 11837 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11838 return Environment.getRootDirectory().getPath(); 11839 } 11840 } 11841 return codeRoot.getPath(); 11842 } 11843 11844 /** 11845 * Derive and set the location of native libraries for the given package, 11846 * which varies depending on where and how the package was installed. 11847 */ 11848 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11849 final ApplicationInfo info = pkg.applicationInfo; 11850 final String codePath = pkg.codePath; 11851 final File codeFile = new File(codePath); 11852 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11853 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11854 11855 info.nativeLibraryRootDir = null; 11856 info.nativeLibraryRootRequiresIsa = false; 11857 info.nativeLibraryDir = null; 11858 info.secondaryNativeLibraryDir = null; 11859 11860 if (isApkFile(codeFile)) { 11861 // Monolithic install 11862 if (bundledApp) { 11863 // If "/system/lib64/apkname" exists, assume that is the per-package 11864 // native library directory to use; otherwise use "/system/lib/apkname". 11865 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11866 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11867 getPrimaryInstructionSet(info)); 11868 11869 // This is a bundled system app so choose the path based on the ABI. 11870 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11871 // is just the default path. 11872 final String apkName = deriveCodePathName(codePath); 11873 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11874 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11875 apkName).getAbsolutePath(); 11876 11877 if (info.secondaryCpuAbi != null) { 11878 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11879 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11880 secondaryLibDir, apkName).getAbsolutePath(); 11881 } 11882 } else if (asecApp) { 11883 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11884 .getAbsolutePath(); 11885 } else { 11886 final String apkName = deriveCodePathName(codePath); 11887 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11888 .getAbsolutePath(); 11889 } 11890 11891 info.nativeLibraryRootRequiresIsa = false; 11892 info.nativeLibraryDir = info.nativeLibraryRootDir; 11893 } else { 11894 // Cluster install 11895 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11896 info.nativeLibraryRootRequiresIsa = true; 11897 11898 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11899 getPrimaryInstructionSet(info)).getAbsolutePath(); 11900 11901 if (info.secondaryCpuAbi != null) { 11902 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11903 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11904 } 11905 } 11906 } 11907 11908 /** 11909 * Calculate the abis and roots for a bundled app. These can uniquely 11910 * be determined from the contents of the system partition, i.e whether 11911 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11912 * of this information, and instead assume that the system was built 11913 * sensibly. 11914 */ 11915 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11916 PackageSetting pkgSetting) { 11917 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11918 11919 // If "/system/lib64/apkname" exists, assume that is the per-package 11920 // native library directory to use; otherwise use "/system/lib/apkname". 11921 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11922 setBundledAppAbi(pkg, apkRoot, apkName); 11923 // pkgSetting might be null during rescan following uninstall of updates 11924 // to a bundled app, so accommodate that possibility. The settings in 11925 // that case will be established later from the parsed package. 11926 // 11927 // If the settings aren't null, sync them up with what we've just derived. 11928 // note that apkRoot isn't stored in the package settings. 11929 if (pkgSetting != null) { 11930 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11931 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11932 } 11933 } 11934 11935 /** 11936 * Deduces the ABI of a bundled app and sets the relevant fields on the 11937 * parsed pkg object. 11938 * 11939 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11940 * under which system libraries are installed. 11941 * @param apkName the name of the installed package. 11942 */ 11943 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11944 final File codeFile = new File(pkg.codePath); 11945 11946 final boolean has64BitLibs; 11947 final boolean has32BitLibs; 11948 if (isApkFile(codeFile)) { 11949 // Monolithic install 11950 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11951 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11952 } else { 11953 // Cluster install 11954 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11955 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11956 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11957 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11958 has64BitLibs = (new File(rootDir, isa)).exists(); 11959 } else { 11960 has64BitLibs = false; 11961 } 11962 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11963 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11964 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11965 has32BitLibs = (new File(rootDir, isa)).exists(); 11966 } else { 11967 has32BitLibs = false; 11968 } 11969 } 11970 11971 if (has64BitLibs && !has32BitLibs) { 11972 // The package has 64 bit libs, but not 32 bit libs. Its primary 11973 // ABI should be 64 bit. We can safely assume here that the bundled 11974 // native libraries correspond to the most preferred ABI in the list. 11975 11976 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11977 pkg.applicationInfo.secondaryCpuAbi = null; 11978 } else if (has32BitLibs && !has64BitLibs) { 11979 // The package has 32 bit libs but not 64 bit libs. Its primary 11980 // ABI should be 32 bit. 11981 11982 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11983 pkg.applicationInfo.secondaryCpuAbi = null; 11984 } else if (has32BitLibs && has64BitLibs) { 11985 // The application has both 64 and 32 bit bundled libraries. We check 11986 // here that the app declares multiArch support, and warn if it doesn't. 11987 // 11988 // We will be lenient here and record both ABIs. The primary will be the 11989 // ABI that's higher on the list, i.e, a device that's configured to prefer 11990 // 64 bit apps will see a 64 bit primary ABI, 11991 11992 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11993 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11994 } 11995 11996 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11997 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11998 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11999 } else { 12000 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 12001 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 12002 } 12003 } else { 12004 pkg.applicationInfo.primaryCpuAbi = null; 12005 pkg.applicationInfo.secondaryCpuAbi = null; 12006 } 12007 } 12008 12009 private void killApplication(String pkgName, int appId, String reason) { 12010 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 12011 } 12012 12013 private void killApplication(String pkgName, int appId, int userId, String reason) { 12014 // Request the ActivityManager to kill the process(only for existing packages) 12015 // so that we do not end up in a confused state while the user is still using the older 12016 // version of the application while the new one gets installed. 12017 final long token = Binder.clearCallingIdentity(); 12018 try { 12019 IActivityManager am = ActivityManager.getService(); 12020 if (am != null) { 12021 try { 12022 am.killApplication(pkgName, appId, userId, reason); 12023 } catch (RemoteException e) { 12024 } 12025 } 12026 } finally { 12027 Binder.restoreCallingIdentity(token); 12028 } 12029 } 12030 12031 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 12032 // Remove the parent package setting 12033 PackageSetting ps = (PackageSetting) pkg.mExtras; 12034 if (ps != null) { 12035 removePackageLI(ps, chatty); 12036 } 12037 // Remove the child package setting 12038 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12039 for (int i = 0; i < childCount; i++) { 12040 PackageParser.Package childPkg = pkg.childPackages.get(i); 12041 ps = (PackageSetting) childPkg.mExtras; 12042 if (ps != null) { 12043 removePackageLI(ps, chatty); 12044 } 12045 } 12046 } 12047 12048 void removePackageLI(PackageSetting ps, boolean chatty) { 12049 if (DEBUG_INSTALL) { 12050 if (chatty) 12051 Log.d(TAG, "Removing package " + ps.name); 12052 } 12053 12054 // writer 12055 synchronized (mPackages) { 12056 mPackages.remove(ps.name); 12057 final PackageParser.Package pkg = ps.pkg; 12058 if (pkg != null) { 12059 cleanPackageDataStructuresLILPw(pkg, chatty); 12060 } 12061 } 12062 } 12063 12064 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 12065 if (DEBUG_INSTALL) { 12066 if (chatty) 12067 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 12068 } 12069 12070 // writer 12071 synchronized (mPackages) { 12072 // Remove the parent package 12073 mPackages.remove(pkg.applicationInfo.packageName); 12074 cleanPackageDataStructuresLILPw(pkg, chatty); 12075 12076 // Remove the child packages 12077 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12078 for (int i = 0; i < childCount; i++) { 12079 PackageParser.Package childPkg = pkg.childPackages.get(i); 12080 mPackages.remove(childPkg.applicationInfo.packageName); 12081 cleanPackageDataStructuresLILPw(childPkg, chatty); 12082 } 12083 } 12084 } 12085 12086 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12087 int N = pkg.providers.size(); 12088 StringBuilder r = null; 12089 int i; 12090 for (i=0; i<N; i++) { 12091 PackageParser.Provider p = pkg.providers.get(i); 12092 mProviders.removeProvider(p); 12093 if (p.info.authority == null) { 12094 12095 /* There was another ContentProvider with this authority when 12096 * this app was installed so this authority is null, 12097 * Ignore it as we don't have to unregister the provider. 12098 */ 12099 continue; 12100 } 12101 String names[] = p.info.authority.split(";"); 12102 for (int j = 0; j < names.length; j++) { 12103 if (mProvidersByAuthority.get(names[j]) == p) { 12104 mProvidersByAuthority.remove(names[j]); 12105 if (DEBUG_REMOVE) { 12106 if (chatty) 12107 Log.d(TAG, "Unregistered content provider: " + names[j] 12108 + ", className = " + p.info.name + ", isSyncable = " 12109 + p.info.isSyncable); 12110 } 12111 } 12112 } 12113 if (DEBUG_REMOVE && chatty) { 12114 if (r == null) { 12115 r = new StringBuilder(256); 12116 } else { 12117 r.append(' '); 12118 } 12119 r.append(p.info.name); 12120 } 12121 } 12122 if (r != null) { 12123 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12124 } 12125 12126 N = pkg.services.size(); 12127 r = null; 12128 for (i=0; i<N; i++) { 12129 PackageParser.Service s = pkg.services.get(i); 12130 mServices.removeService(s); 12131 if (chatty) { 12132 if (r == null) { 12133 r = new StringBuilder(256); 12134 } else { 12135 r.append(' '); 12136 } 12137 r.append(s.info.name); 12138 } 12139 } 12140 if (r != null) { 12141 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12142 } 12143 12144 N = pkg.receivers.size(); 12145 r = null; 12146 for (i=0; i<N; i++) { 12147 PackageParser.Activity a = pkg.receivers.get(i); 12148 mReceivers.removeActivity(a, "receiver"); 12149 if (DEBUG_REMOVE && chatty) { 12150 if (r == null) { 12151 r = new StringBuilder(256); 12152 } else { 12153 r.append(' '); 12154 } 12155 r.append(a.info.name); 12156 } 12157 } 12158 if (r != null) { 12159 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12160 } 12161 12162 N = pkg.activities.size(); 12163 r = null; 12164 for (i=0; i<N; i++) { 12165 PackageParser.Activity a = pkg.activities.get(i); 12166 mActivities.removeActivity(a, "activity"); 12167 if (DEBUG_REMOVE && chatty) { 12168 if (r == null) { 12169 r = new StringBuilder(256); 12170 } else { 12171 r.append(' '); 12172 } 12173 r.append(a.info.name); 12174 } 12175 } 12176 if (r != null) { 12177 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12178 } 12179 12180 mPermissionManager.removeAllPermissions(pkg, chatty); 12181 12182 N = pkg.instrumentation.size(); 12183 r = null; 12184 for (i=0; i<N; i++) { 12185 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12186 mInstrumentation.remove(a.getComponentName()); 12187 if (DEBUG_REMOVE && chatty) { 12188 if (r == null) { 12189 r = new StringBuilder(256); 12190 } else { 12191 r.append(' '); 12192 } 12193 r.append(a.info.name); 12194 } 12195 } 12196 if (r != null) { 12197 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12198 } 12199 12200 r = null; 12201 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12202 // Only system apps can hold shared libraries. 12203 if (pkg.libraryNames != null) { 12204 for (i = 0; i < pkg.libraryNames.size(); i++) { 12205 String name = pkg.libraryNames.get(i); 12206 if (removeSharedLibraryLPw(name, 0)) { 12207 if (DEBUG_REMOVE && chatty) { 12208 if (r == null) { 12209 r = new StringBuilder(256); 12210 } else { 12211 r.append(' '); 12212 } 12213 r.append(name); 12214 } 12215 } 12216 } 12217 } 12218 } 12219 12220 r = null; 12221 12222 // Any package can hold static shared libraries. 12223 if (pkg.staticSharedLibName != null) { 12224 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12225 if (DEBUG_REMOVE && chatty) { 12226 if (r == null) { 12227 r = new StringBuilder(256); 12228 } else { 12229 r.append(' '); 12230 } 12231 r.append(pkg.staticSharedLibName); 12232 } 12233 } 12234 } 12235 12236 if (r != null) { 12237 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12238 } 12239 } 12240 12241 12242 final class ActivityIntentResolver 12243 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12244 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12245 boolean defaultOnly, int userId) { 12246 if (!sUserManager.exists(userId)) return null; 12247 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12248 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12249 } 12250 12251 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12252 int userId) { 12253 if (!sUserManager.exists(userId)) return null; 12254 mFlags = flags; 12255 return super.queryIntent(intent, resolvedType, 12256 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12257 userId); 12258 } 12259 12260 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12261 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12262 if (!sUserManager.exists(userId)) return null; 12263 if (packageActivities == null) { 12264 return null; 12265 } 12266 mFlags = flags; 12267 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12268 final int N = packageActivities.size(); 12269 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12270 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12271 12272 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12273 for (int i = 0; i < N; ++i) { 12274 intentFilters = packageActivities.get(i).intents; 12275 if (intentFilters != null && intentFilters.size() > 0) { 12276 PackageParser.ActivityIntentInfo[] array = 12277 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12278 intentFilters.toArray(array); 12279 listCut.add(array); 12280 } 12281 } 12282 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12283 } 12284 12285 /** 12286 * Finds a privileged activity that matches the specified activity names. 12287 */ 12288 private PackageParser.Activity findMatchingActivity( 12289 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12290 for (PackageParser.Activity sysActivity : activityList) { 12291 if (sysActivity.info.name.equals(activityInfo.name)) { 12292 return sysActivity; 12293 } 12294 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12295 return sysActivity; 12296 } 12297 if (sysActivity.info.targetActivity != null) { 12298 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12299 return sysActivity; 12300 } 12301 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12302 return sysActivity; 12303 } 12304 } 12305 } 12306 return null; 12307 } 12308 12309 public class IterGenerator<E> { 12310 public Iterator<E> generate(ActivityIntentInfo info) { 12311 return null; 12312 } 12313 } 12314 12315 public class ActionIterGenerator extends IterGenerator<String> { 12316 @Override 12317 public Iterator<String> generate(ActivityIntentInfo info) { 12318 return info.actionsIterator(); 12319 } 12320 } 12321 12322 public class CategoriesIterGenerator extends IterGenerator<String> { 12323 @Override 12324 public Iterator<String> generate(ActivityIntentInfo info) { 12325 return info.categoriesIterator(); 12326 } 12327 } 12328 12329 public class SchemesIterGenerator extends IterGenerator<String> { 12330 @Override 12331 public Iterator<String> generate(ActivityIntentInfo info) { 12332 return info.schemesIterator(); 12333 } 12334 } 12335 12336 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12337 @Override 12338 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12339 return info.authoritiesIterator(); 12340 } 12341 } 12342 12343 /** 12344 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12345 * MODIFIED. Do not pass in a list that should not be changed. 12346 */ 12347 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12348 IterGenerator<T> generator, Iterator<T> searchIterator) { 12349 // loop through the set of actions; every one must be found in the intent filter 12350 while (searchIterator.hasNext()) { 12351 // we must have at least one filter in the list to consider a match 12352 if (intentList.size() == 0) { 12353 break; 12354 } 12355 12356 final T searchAction = searchIterator.next(); 12357 12358 // loop through the set of intent filters 12359 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12360 while (intentIter.hasNext()) { 12361 final ActivityIntentInfo intentInfo = intentIter.next(); 12362 boolean selectionFound = false; 12363 12364 // loop through the intent filter's selection criteria; at least one 12365 // of them must match the searched criteria 12366 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12367 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12368 final T intentSelection = intentSelectionIter.next(); 12369 if (intentSelection != null && intentSelection.equals(searchAction)) { 12370 selectionFound = true; 12371 break; 12372 } 12373 } 12374 12375 // the selection criteria wasn't found in this filter's set; this filter 12376 // is not a potential match 12377 if (!selectionFound) { 12378 intentIter.remove(); 12379 } 12380 } 12381 } 12382 } 12383 12384 private boolean isProtectedAction(ActivityIntentInfo filter) { 12385 final Iterator<String> actionsIter = filter.actionsIterator(); 12386 while (actionsIter != null && actionsIter.hasNext()) { 12387 final String filterAction = actionsIter.next(); 12388 if (PROTECTED_ACTIONS.contains(filterAction)) { 12389 return true; 12390 } 12391 } 12392 return false; 12393 } 12394 12395 /** 12396 * Adjusts the priority of the given intent filter according to policy. 12397 * <p> 12398 * <ul> 12399 * <li>The priority for non privileged applications is capped to '0'</li> 12400 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12401 * <li>The priority for unbundled updates to privileged applications is capped to the 12402 * priority defined on the system partition</li> 12403 * </ul> 12404 * <p> 12405 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12406 * allowed to obtain any priority on any action. 12407 */ 12408 private void adjustPriority( 12409 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12410 // nothing to do; priority is fine as-is 12411 if (intent.getPriority() <= 0) { 12412 return; 12413 } 12414 12415 final ActivityInfo activityInfo = intent.activity.info; 12416 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12417 12418 final boolean privilegedApp = 12419 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12420 if (!privilegedApp) { 12421 // non-privileged applications can never define a priority >0 12422 if (DEBUG_FILTERS) { 12423 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12424 + " package: " + applicationInfo.packageName 12425 + " activity: " + intent.activity.className 12426 + " origPrio: " + intent.getPriority()); 12427 } 12428 intent.setPriority(0); 12429 return; 12430 } 12431 12432 if (systemActivities == null) { 12433 // the system package is not disabled; we're parsing the system partition 12434 if (isProtectedAction(intent)) { 12435 if (mDeferProtectedFilters) { 12436 // We can't deal with these just yet. No component should ever obtain a 12437 // >0 priority for a protected actions, with ONE exception -- the setup 12438 // wizard. The setup wizard, however, cannot be known until we're able to 12439 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12440 // until all intent filters have been processed. Chicken, meet egg. 12441 // Let the filter temporarily have a high priority and rectify the 12442 // priorities after all system packages have been scanned. 12443 mProtectedFilters.add(intent); 12444 if (DEBUG_FILTERS) { 12445 Slog.i(TAG, "Protected action; save for later;" 12446 + " package: " + applicationInfo.packageName 12447 + " activity: " + intent.activity.className 12448 + " origPrio: " + intent.getPriority()); 12449 } 12450 return; 12451 } else { 12452 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12453 Slog.i(TAG, "No setup wizard;" 12454 + " All protected intents capped to priority 0"); 12455 } 12456 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12457 if (DEBUG_FILTERS) { 12458 Slog.i(TAG, "Found setup wizard;" 12459 + " allow priority " + intent.getPriority() + ";" 12460 + " package: " + intent.activity.info.packageName 12461 + " activity: " + intent.activity.className 12462 + " priority: " + intent.getPriority()); 12463 } 12464 // setup wizard gets whatever it wants 12465 return; 12466 } 12467 if (DEBUG_FILTERS) { 12468 Slog.i(TAG, "Protected action; cap priority to 0;" 12469 + " package: " + intent.activity.info.packageName 12470 + " activity: " + intent.activity.className 12471 + " origPrio: " + intent.getPriority()); 12472 } 12473 intent.setPriority(0); 12474 return; 12475 } 12476 } 12477 // privileged apps on the system image get whatever priority they request 12478 return; 12479 } 12480 12481 // privileged app unbundled update ... try to find the same activity 12482 final PackageParser.Activity foundActivity = 12483 findMatchingActivity(systemActivities, activityInfo); 12484 if (foundActivity == null) { 12485 // this is a new activity; it cannot obtain >0 priority 12486 if (DEBUG_FILTERS) { 12487 Slog.i(TAG, "New activity; cap priority to 0;" 12488 + " package: " + applicationInfo.packageName 12489 + " activity: " + intent.activity.className 12490 + " origPrio: " + intent.getPriority()); 12491 } 12492 intent.setPriority(0); 12493 return; 12494 } 12495 12496 // found activity, now check for filter equivalence 12497 12498 // a shallow copy is enough; we modify the list, not its contents 12499 final List<ActivityIntentInfo> intentListCopy = 12500 new ArrayList<>(foundActivity.intents); 12501 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12502 12503 // find matching action subsets 12504 final Iterator<String> actionsIterator = intent.actionsIterator(); 12505 if (actionsIterator != null) { 12506 getIntentListSubset( 12507 intentListCopy, new ActionIterGenerator(), actionsIterator); 12508 if (intentListCopy.size() == 0) { 12509 // no more intents to match; we're not equivalent 12510 if (DEBUG_FILTERS) { 12511 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12512 + " package: " + applicationInfo.packageName 12513 + " activity: " + intent.activity.className 12514 + " origPrio: " + intent.getPriority()); 12515 } 12516 intent.setPriority(0); 12517 return; 12518 } 12519 } 12520 12521 // find matching category subsets 12522 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12523 if (categoriesIterator != null) { 12524 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12525 categoriesIterator); 12526 if (intentListCopy.size() == 0) { 12527 // no more intents to match; we're not equivalent 12528 if (DEBUG_FILTERS) { 12529 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12530 + " package: " + applicationInfo.packageName 12531 + " activity: " + intent.activity.className 12532 + " origPrio: " + intent.getPriority()); 12533 } 12534 intent.setPriority(0); 12535 return; 12536 } 12537 } 12538 12539 // find matching schemes subsets 12540 final Iterator<String> schemesIterator = intent.schemesIterator(); 12541 if (schemesIterator != null) { 12542 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12543 schemesIterator); 12544 if (intentListCopy.size() == 0) { 12545 // no more intents to match; we're not equivalent 12546 if (DEBUG_FILTERS) { 12547 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12548 + " package: " + applicationInfo.packageName 12549 + " activity: " + intent.activity.className 12550 + " origPrio: " + intent.getPriority()); 12551 } 12552 intent.setPriority(0); 12553 return; 12554 } 12555 } 12556 12557 // find matching authorities subsets 12558 final Iterator<IntentFilter.AuthorityEntry> 12559 authoritiesIterator = intent.authoritiesIterator(); 12560 if (authoritiesIterator != null) { 12561 getIntentListSubset(intentListCopy, 12562 new AuthoritiesIterGenerator(), 12563 authoritiesIterator); 12564 if (intentListCopy.size() == 0) { 12565 // no more intents to match; we're not equivalent 12566 if (DEBUG_FILTERS) { 12567 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12568 + " package: " + applicationInfo.packageName 12569 + " activity: " + intent.activity.className 12570 + " origPrio: " + intent.getPriority()); 12571 } 12572 intent.setPriority(0); 12573 return; 12574 } 12575 } 12576 12577 // we found matching filter(s); app gets the max priority of all intents 12578 int cappedPriority = 0; 12579 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12580 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12581 } 12582 if (intent.getPriority() > cappedPriority) { 12583 if (DEBUG_FILTERS) { 12584 Slog.i(TAG, "Found matching filter(s);" 12585 + " cap priority to " + cappedPriority + ";" 12586 + " package: " + applicationInfo.packageName 12587 + " activity: " + intent.activity.className 12588 + " origPrio: " + intent.getPriority()); 12589 } 12590 intent.setPriority(cappedPriority); 12591 return; 12592 } 12593 // all this for nothing; the requested priority was <= what was on the system 12594 } 12595 12596 public final void addActivity(PackageParser.Activity a, String type) { 12597 mActivities.put(a.getComponentName(), a); 12598 if (DEBUG_SHOW_INFO) 12599 Log.v( 12600 TAG, " " + type + " " + 12601 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12602 if (DEBUG_SHOW_INFO) 12603 Log.v(TAG, " Class=" + a.info.name); 12604 final int NI = a.intents.size(); 12605 for (int j=0; j<NI; j++) { 12606 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12607 if ("activity".equals(type)) { 12608 final PackageSetting ps = 12609 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12610 final List<PackageParser.Activity> systemActivities = 12611 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12612 adjustPriority(systemActivities, intent); 12613 } 12614 if (DEBUG_SHOW_INFO) { 12615 Log.v(TAG, " IntentFilter:"); 12616 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12617 } 12618 if (!intent.debugCheck()) { 12619 Log.w(TAG, "==> For Activity " + a.info.name); 12620 } 12621 addFilter(intent); 12622 } 12623 } 12624 12625 public final void removeActivity(PackageParser.Activity a, String type) { 12626 mActivities.remove(a.getComponentName()); 12627 if (DEBUG_SHOW_INFO) { 12628 Log.v(TAG, " " + type + " " 12629 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12630 : a.info.name) + ":"); 12631 Log.v(TAG, " Class=" + a.info.name); 12632 } 12633 final int NI = a.intents.size(); 12634 for (int j=0; j<NI; j++) { 12635 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12636 if (DEBUG_SHOW_INFO) { 12637 Log.v(TAG, " IntentFilter:"); 12638 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12639 } 12640 removeFilter(intent); 12641 } 12642 } 12643 12644 @Override 12645 protected boolean allowFilterResult( 12646 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12647 ActivityInfo filterAi = filter.activity.info; 12648 for (int i=dest.size()-1; i>=0; i--) { 12649 ActivityInfo destAi = dest.get(i).activityInfo; 12650 if (destAi.name == filterAi.name 12651 && destAi.packageName == filterAi.packageName) { 12652 return false; 12653 } 12654 } 12655 return true; 12656 } 12657 12658 @Override 12659 protected ActivityIntentInfo[] newArray(int size) { 12660 return new ActivityIntentInfo[size]; 12661 } 12662 12663 @Override 12664 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12665 if (!sUserManager.exists(userId)) return true; 12666 PackageParser.Package p = filter.activity.owner; 12667 if (p != null) { 12668 PackageSetting ps = (PackageSetting)p.mExtras; 12669 if (ps != null) { 12670 // System apps are never considered stopped for purposes of 12671 // filtering, because there may be no way for the user to 12672 // actually re-launch them. 12673 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12674 && ps.getStopped(userId); 12675 } 12676 } 12677 return false; 12678 } 12679 12680 @Override 12681 protected boolean isPackageForFilter(String packageName, 12682 PackageParser.ActivityIntentInfo info) { 12683 return packageName.equals(info.activity.owner.packageName); 12684 } 12685 12686 @Override 12687 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12688 int match, int userId) { 12689 if (!sUserManager.exists(userId)) return null; 12690 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12691 return null; 12692 } 12693 final PackageParser.Activity activity = info.activity; 12694 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12695 if (ps == null) { 12696 return null; 12697 } 12698 final PackageUserState userState = ps.readUserState(userId); 12699 ActivityInfo ai = 12700 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12701 if (ai == null) { 12702 return null; 12703 } 12704 final boolean matchExplicitlyVisibleOnly = 12705 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12706 final boolean matchVisibleToInstantApp = 12707 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12708 final boolean componentVisible = 12709 matchVisibleToInstantApp 12710 && info.isVisibleToInstantApp() 12711 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12712 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12713 // throw out filters that aren't visible to ephemeral apps 12714 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12715 return null; 12716 } 12717 // throw out instant app filters if we're not explicitly requesting them 12718 if (!matchInstantApp && userState.instantApp) { 12719 return null; 12720 } 12721 // throw out instant app filters if updates are available; will trigger 12722 // instant app resolution 12723 if (userState.instantApp && ps.isUpdateAvailable()) { 12724 return null; 12725 } 12726 final ResolveInfo res = new ResolveInfo(); 12727 res.activityInfo = ai; 12728 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12729 res.filter = info; 12730 } 12731 if (info != null) { 12732 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12733 } 12734 res.priority = info.getPriority(); 12735 res.preferredOrder = activity.owner.mPreferredOrder; 12736 //System.out.println("Result: " + res.activityInfo.className + 12737 // " = " + res.priority); 12738 res.match = match; 12739 res.isDefault = info.hasDefault; 12740 res.labelRes = info.labelRes; 12741 res.nonLocalizedLabel = info.nonLocalizedLabel; 12742 if (userNeedsBadging(userId)) { 12743 res.noResourceId = true; 12744 } else { 12745 res.icon = info.icon; 12746 } 12747 res.iconResourceId = info.icon; 12748 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12749 res.isInstantAppAvailable = userState.instantApp; 12750 return res; 12751 } 12752 12753 @Override 12754 protected void sortResults(List<ResolveInfo> results) { 12755 Collections.sort(results, mResolvePrioritySorter); 12756 } 12757 12758 @Override 12759 protected void dumpFilter(PrintWriter out, String prefix, 12760 PackageParser.ActivityIntentInfo filter) { 12761 out.print(prefix); out.print( 12762 Integer.toHexString(System.identityHashCode(filter.activity))); 12763 out.print(' '); 12764 filter.activity.printComponentShortName(out); 12765 out.print(" filter "); 12766 out.println(Integer.toHexString(System.identityHashCode(filter))); 12767 } 12768 12769 @Override 12770 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12771 return filter.activity; 12772 } 12773 12774 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12775 PackageParser.Activity activity = (PackageParser.Activity)label; 12776 out.print(prefix); out.print( 12777 Integer.toHexString(System.identityHashCode(activity))); 12778 out.print(' '); 12779 activity.printComponentShortName(out); 12780 if (count > 1) { 12781 out.print(" ("); out.print(count); out.print(" filters)"); 12782 } 12783 out.println(); 12784 } 12785 12786 // Keys are String (activity class name), values are Activity. 12787 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12788 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12789 private int mFlags; 12790 } 12791 12792 private final class ServiceIntentResolver 12793 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12794 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12795 boolean defaultOnly, int userId) { 12796 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12797 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12798 } 12799 12800 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12801 int userId) { 12802 if (!sUserManager.exists(userId)) return null; 12803 mFlags = flags; 12804 return super.queryIntent(intent, resolvedType, 12805 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12806 userId); 12807 } 12808 12809 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12810 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12811 if (!sUserManager.exists(userId)) return null; 12812 if (packageServices == null) { 12813 return null; 12814 } 12815 mFlags = flags; 12816 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12817 final int N = packageServices.size(); 12818 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12819 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12820 12821 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12822 for (int i = 0; i < N; ++i) { 12823 intentFilters = packageServices.get(i).intents; 12824 if (intentFilters != null && intentFilters.size() > 0) { 12825 PackageParser.ServiceIntentInfo[] array = 12826 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12827 intentFilters.toArray(array); 12828 listCut.add(array); 12829 } 12830 } 12831 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12832 } 12833 12834 public final void addService(PackageParser.Service s) { 12835 mServices.put(s.getComponentName(), s); 12836 if (DEBUG_SHOW_INFO) { 12837 Log.v(TAG, " " 12838 + (s.info.nonLocalizedLabel != null 12839 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12840 Log.v(TAG, " Class=" + s.info.name); 12841 } 12842 final int NI = s.intents.size(); 12843 int j; 12844 for (j=0; j<NI; j++) { 12845 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12846 if (DEBUG_SHOW_INFO) { 12847 Log.v(TAG, " IntentFilter:"); 12848 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12849 } 12850 if (!intent.debugCheck()) { 12851 Log.w(TAG, "==> For Service " + s.info.name); 12852 } 12853 addFilter(intent); 12854 } 12855 } 12856 12857 public final void removeService(PackageParser.Service s) { 12858 mServices.remove(s.getComponentName()); 12859 if (DEBUG_SHOW_INFO) { 12860 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12861 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12862 Log.v(TAG, " Class=" + s.info.name); 12863 } 12864 final int NI = s.intents.size(); 12865 int j; 12866 for (j=0; j<NI; j++) { 12867 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12868 if (DEBUG_SHOW_INFO) { 12869 Log.v(TAG, " IntentFilter:"); 12870 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12871 } 12872 removeFilter(intent); 12873 } 12874 } 12875 12876 @Override 12877 protected boolean allowFilterResult( 12878 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12879 ServiceInfo filterSi = filter.service.info; 12880 for (int i=dest.size()-1; i>=0; i--) { 12881 ServiceInfo destAi = dest.get(i).serviceInfo; 12882 if (destAi.name == filterSi.name 12883 && destAi.packageName == filterSi.packageName) { 12884 return false; 12885 } 12886 } 12887 return true; 12888 } 12889 12890 @Override 12891 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12892 return new PackageParser.ServiceIntentInfo[size]; 12893 } 12894 12895 @Override 12896 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12897 if (!sUserManager.exists(userId)) return true; 12898 PackageParser.Package p = filter.service.owner; 12899 if (p != null) { 12900 PackageSetting ps = (PackageSetting)p.mExtras; 12901 if (ps != null) { 12902 // System apps are never considered stopped for purposes of 12903 // filtering, because there may be no way for the user to 12904 // actually re-launch them. 12905 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12906 && ps.getStopped(userId); 12907 } 12908 } 12909 return false; 12910 } 12911 12912 @Override 12913 protected boolean isPackageForFilter(String packageName, 12914 PackageParser.ServiceIntentInfo info) { 12915 return packageName.equals(info.service.owner.packageName); 12916 } 12917 12918 @Override 12919 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12920 int match, int userId) { 12921 if (!sUserManager.exists(userId)) return null; 12922 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12923 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12924 return null; 12925 } 12926 final PackageParser.Service service = info.service; 12927 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12928 if (ps == null) { 12929 return null; 12930 } 12931 final PackageUserState userState = ps.readUserState(userId); 12932 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12933 userState, userId); 12934 if (si == null) { 12935 return null; 12936 } 12937 final boolean matchVisibleToInstantApp = 12938 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12939 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12940 // throw out filters that aren't visible to ephemeral apps 12941 if (matchVisibleToInstantApp 12942 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12943 return null; 12944 } 12945 // throw out ephemeral filters if we're not explicitly requesting them 12946 if (!isInstantApp && userState.instantApp) { 12947 return null; 12948 } 12949 // throw out instant app filters if updates are available; will trigger 12950 // instant app resolution 12951 if (userState.instantApp && ps.isUpdateAvailable()) { 12952 return null; 12953 } 12954 final ResolveInfo res = new ResolveInfo(); 12955 res.serviceInfo = si; 12956 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12957 res.filter = filter; 12958 } 12959 res.priority = info.getPriority(); 12960 res.preferredOrder = service.owner.mPreferredOrder; 12961 res.match = match; 12962 res.isDefault = info.hasDefault; 12963 res.labelRes = info.labelRes; 12964 res.nonLocalizedLabel = info.nonLocalizedLabel; 12965 res.icon = info.icon; 12966 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12967 return res; 12968 } 12969 12970 @Override 12971 protected void sortResults(List<ResolveInfo> results) { 12972 Collections.sort(results, mResolvePrioritySorter); 12973 } 12974 12975 @Override 12976 protected void dumpFilter(PrintWriter out, String prefix, 12977 PackageParser.ServiceIntentInfo filter) { 12978 out.print(prefix); out.print( 12979 Integer.toHexString(System.identityHashCode(filter.service))); 12980 out.print(' '); 12981 filter.service.printComponentShortName(out); 12982 out.print(" filter "); 12983 out.print(Integer.toHexString(System.identityHashCode(filter))); 12984 if (filter.service.info.permission != null) { 12985 out.print(" permission "); out.println(filter.service.info.permission); 12986 } else { 12987 out.println(); 12988 } 12989 } 12990 12991 @Override 12992 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12993 return filter.service; 12994 } 12995 12996 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12997 PackageParser.Service service = (PackageParser.Service)label; 12998 out.print(prefix); out.print( 12999 Integer.toHexString(System.identityHashCode(service))); 13000 out.print(' '); 13001 service.printComponentShortName(out); 13002 if (count > 1) { 13003 out.print(" ("); out.print(count); out.print(" filters)"); 13004 } 13005 out.println(); 13006 } 13007 13008// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 13009// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 13010// final List<ResolveInfo> retList = Lists.newArrayList(); 13011// while (i.hasNext()) { 13012// final ResolveInfo resolveInfo = (ResolveInfo) i; 13013// if (isEnabledLP(resolveInfo.serviceInfo)) { 13014// retList.add(resolveInfo); 13015// } 13016// } 13017// return retList; 13018// } 13019 13020 // Keys are String (activity class name), values are Activity. 13021 private final ArrayMap<ComponentName, PackageParser.Service> mServices 13022 = new ArrayMap<ComponentName, PackageParser.Service>(); 13023 private int mFlags; 13024 } 13025 13026 private final class ProviderIntentResolver 13027 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 13028 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13029 boolean defaultOnly, int userId) { 13030 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13031 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13032 } 13033 13034 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13035 int userId) { 13036 if (!sUserManager.exists(userId)) 13037 return null; 13038 mFlags = flags; 13039 return super.queryIntent(intent, resolvedType, 13040 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13041 userId); 13042 } 13043 13044 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13045 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 13046 if (!sUserManager.exists(userId)) 13047 return null; 13048 if (packageProviders == null) { 13049 return null; 13050 } 13051 mFlags = flags; 13052 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 13053 final int N = packageProviders.size(); 13054 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 13055 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 13056 13057 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 13058 for (int i = 0; i < N; ++i) { 13059 intentFilters = packageProviders.get(i).intents; 13060 if (intentFilters != null && intentFilters.size() > 0) { 13061 PackageParser.ProviderIntentInfo[] array = 13062 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 13063 intentFilters.toArray(array); 13064 listCut.add(array); 13065 } 13066 } 13067 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13068 } 13069 13070 public final void addProvider(PackageParser.Provider p) { 13071 if (mProviders.containsKey(p.getComponentName())) { 13072 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13073 return; 13074 } 13075 13076 mProviders.put(p.getComponentName(), p); 13077 if (DEBUG_SHOW_INFO) { 13078 Log.v(TAG, " " 13079 + (p.info.nonLocalizedLabel != null 13080 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13081 Log.v(TAG, " Class=" + p.info.name); 13082 } 13083 final int NI = p.intents.size(); 13084 int j; 13085 for (j = 0; j < NI; j++) { 13086 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13087 if (DEBUG_SHOW_INFO) { 13088 Log.v(TAG, " IntentFilter:"); 13089 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13090 } 13091 if (!intent.debugCheck()) { 13092 Log.w(TAG, "==> For Provider " + p.info.name); 13093 } 13094 addFilter(intent); 13095 } 13096 } 13097 13098 public final void removeProvider(PackageParser.Provider p) { 13099 mProviders.remove(p.getComponentName()); 13100 if (DEBUG_SHOW_INFO) { 13101 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13102 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13103 Log.v(TAG, " Class=" + p.info.name); 13104 } 13105 final int NI = p.intents.size(); 13106 int j; 13107 for (j = 0; j < NI; j++) { 13108 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13109 if (DEBUG_SHOW_INFO) { 13110 Log.v(TAG, " IntentFilter:"); 13111 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13112 } 13113 removeFilter(intent); 13114 } 13115 } 13116 13117 @Override 13118 protected boolean allowFilterResult( 13119 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13120 ProviderInfo filterPi = filter.provider.info; 13121 for (int i = dest.size() - 1; i >= 0; i--) { 13122 ProviderInfo destPi = dest.get(i).providerInfo; 13123 if (destPi.name == filterPi.name 13124 && destPi.packageName == filterPi.packageName) { 13125 return false; 13126 } 13127 } 13128 return true; 13129 } 13130 13131 @Override 13132 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13133 return new PackageParser.ProviderIntentInfo[size]; 13134 } 13135 13136 @Override 13137 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13138 if (!sUserManager.exists(userId)) 13139 return true; 13140 PackageParser.Package p = filter.provider.owner; 13141 if (p != null) { 13142 PackageSetting ps = (PackageSetting) p.mExtras; 13143 if (ps != null) { 13144 // System apps are never considered stopped for purposes of 13145 // filtering, because there may be no way for the user to 13146 // actually re-launch them. 13147 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13148 && ps.getStopped(userId); 13149 } 13150 } 13151 return false; 13152 } 13153 13154 @Override 13155 protected boolean isPackageForFilter(String packageName, 13156 PackageParser.ProviderIntentInfo info) { 13157 return packageName.equals(info.provider.owner.packageName); 13158 } 13159 13160 @Override 13161 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13162 int match, int userId) { 13163 if (!sUserManager.exists(userId)) 13164 return null; 13165 final PackageParser.ProviderIntentInfo info = filter; 13166 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13167 return null; 13168 } 13169 final PackageParser.Provider provider = info.provider; 13170 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13171 if (ps == null) { 13172 return null; 13173 } 13174 final PackageUserState userState = ps.readUserState(userId); 13175 final boolean matchVisibleToInstantApp = 13176 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13177 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13178 // throw out filters that aren't visible to instant applications 13179 if (matchVisibleToInstantApp 13180 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13181 return null; 13182 } 13183 // throw out instant application filters if we're not explicitly requesting them 13184 if (!isInstantApp && userState.instantApp) { 13185 return null; 13186 } 13187 // throw out instant application filters if updates are available; will trigger 13188 // instant application resolution 13189 if (userState.instantApp && ps.isUpdateAvailable()) { 13190 return null; 13191 } 13192 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13193 userState, userId); 13194 if (pi == null) { 13195 return null; 13196 } 13197 final ResolveInfo res = new ResolveInfo(); 13198 res.providerInfo = pi; 13199 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13200 res.filter = filter; 13201 } 13202 res.priority = info.getPriority(); 13203 res.preferredOrder = provider.owner.mPreferredOrder; 13204 res.match = match; 13205 res.isDefault = info.hasDefault; 13206 res.labelRes = info.labelRes; 13207 res.nonLocalizedLabel = info.nonLocalizedLabel; 13208 res.icon = info.icon; 13209 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13210 return res; 13211 } 13212 13213 @Override 13214 protected void sortResults(List<ResolveInfo> results) { 13215 Collections.sort(results, mResolvePrioritySorter); 13216 } 13217 13218 @Override 13219 protected void dumpFilter(PrintWriter out, String prefix, 13220 PackageParser.ProviderIntentInfo filter) { 13221 out.print(prefix); 13222 out.print( 13223 Integer.toHexString(System.identityHashCode(filter.provider))); 13224 out.print(' '); 13225 filter.provider.printComponentShortName(out); 13226 out.print(" filter "); 13227 out.println(Integer.toHexString(System.identityHashCode(filter))); 13228 } 13229 13230 @Override 13231 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13232 return filter.provider; 13233 } 13234 13235 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13236 PackageParser.Provider provider = (PackageParser.Provider)label; 13237 out.print(prefix); out.print( 13238 Integer.toHexString(System.identityHashCode(provider))); 13239 out.print(' '); 13240 provider.printComponentShortName(out); 13241 if (count > 1) { 13242 out.print(" ("); out.print(count); out.print(" filters)"); 13243 } 13244 out.println(); 13245 } 13246 13247 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13248 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13249 private int mFlags; 13250 } 13251 13252 static final class InstantAppIntentResolver 13253 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13254 AuxiliaryResolveInfo.AuxiliaryFilter> { 13255 /** 13256 * The result that has the highest defined order. Ordering applies on a 13257 * per-package basis. Mapping is from package name to Pair of order and 13258 * EphemeralResolveInfo. 13259 * <p> 13260 * NOTE: This is implemented as a field variable for convenience and efficiency. 13261 * By having a field variable, we're able to track filter ordering as soon as 13262 * a non-zero order is defined. Otherwise, multiple loops across the result set 13263 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13264 * this needs to be contained entirely within {@link #filterResults}. 13265 */ 13266 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13267 13268 @Override 13269 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13270 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13271 } 13272 13273 @Override 13274 protected boolean isPackageForFilter(String packageName, 13275 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13276 return true; 13277 } 13278 13279 @Override 13280 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13281 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13282 if (!sUserManager.exists(userId)) { 13283 return null; 13284 } 13285 final String packageName = responseObj.resolveInfo.getPackageName(); 13286 final Integer order = responseObj.getOrder(); 13287 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13288 mOrderResult.get(packageName); 13289 // ordering is enabled and this item's order isn't high enough 13290 if (lastOrderResult != null && lastOrderResult.first >= order) { 13291 return null; 13292 } 13293 final InstantAppResolveInfo res = responseObj.resolveInfo; 13294 if (order > 0) { 13295 // non-zero order, enable ordering 13296 mOrderResult.put(packageName, new Pair<>(order, res)); 13297 } 13298 return responseObj; 13299 } 13300 13301 @Override 13302 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13303 // only do work if ordering is enabled [most of the time it won't be] 13304 if (mOrderResult.size() == 0) { 13305 return; 13306 } 13307 int resultSize = results.size(); 13308 for (int i = 0; i < resultSize; i++) { 13309 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13310 final String packageName = info.getPackageName(); 13311 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13312 if (savedInfo == null) { 13313 // package doesn't having ordering 13314 continue; 13315 } 13316 if (savedInfo.second == info) { 13317 // circled back to the highest ordered item; remove from order list 13318 mOrderResult.remove(packageName); 13319 if (mOrderResult.size() == 0) { 13320 // no more ordered items 13321 break; 13322 } 13323 continue; 13324 } 13325 // item has a worse order, remove it from the result list 13326 results.remove(i); 13327 resultSize--; 13328 i--; 13329 } 13330 } 13331 } 13332 13333 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13334 new Comparator<ResolveInfo>() { 13335 public int compare(ResolveInfo r1, ResolveInfo r2) { 13336 int v1 = r1.priority; 13337 int v2 = r2.priority; 13338 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13339 if (v1 != v2) { 13340 return (v1 > v2) ? -1 : 1; 13341 } 13342 v1 = r1.preferredOrder; 13343 v2 = r2.preferredOrder; 13344 if (v1 != v2) { 13345 return (v1 > v2) ? -1 : 1; 13346 } 13347 if (r1.isDefault != r2.isDefault) { 13348 return r1.isDefault ? -1 : 1; 13349 } 13350 v1 = r1.match; 13351 v2 = r2.match; 13352 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13353 if (v1 != v2) { 13354 return (v1 > v2) ? -1 : 1; 13355 } 13356 if (r1.system != r2.system) { 13357 return r1.system ? -1 : 1; 13358 } 13359 if (r1.activityInfo != null) { 13360 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13361 } 13362 if (r1.serviceInfo != null) { 13363 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13364 } 13365 if (r1.providerInfo != null) { 13366 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13367 } 13368 return 0; 13369 } 13370 }; 13371 13372 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13373 new Comparator<ProviderInfo>() { 13374 public int compare(ProviderInfo p1, ProviderInfo p2) { 13375 final int v1 = p1.initOrder; 13376 final int v2 = p2.initOrder; 13377 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13378 } 13379 }; 13380 13381 @Override 13382 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13383 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13384 final int[] userIds, int[] instantUserIds) { 13385 mHandler.post(new Runnable() { 13386 @Override 13387 public void run() { 13388 try { 13389 final IActivityManager am = ActivityManager.getService(); 13390 if (am == null) return; 13391 final int[] resolvedUserIds; 13392 if (userIds == null) { 13393 resolvedUserIds = am.getRunningUserIds(); 13394 } else { 13395 resolvedUserIds = userIds; 13396 } 13397 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13398 resolvedUserIds, false); 13399 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13400 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13401 instantUserIds, true); 13402 } 13403 } catch (RemoteException ex) { 13404 } 13405 } 13406 }); 13407 } 13408 13409 @Override 13410 public void notifyPackageAdded(String packageName) { 13411 final PackageListObserver[] observers; 13412 synchronized (mPackages) { 13413 if (mPackageListObservers.size() == 0) { 13414 return; 13415 } 13416 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13417 } 13418 for (int i = observers.length - 1; i >= 0; --i) { 13419 observers[i].onPackageAdded(packageName); 13420 } 13421 } 13422 13423 @Override 13424 public void notifyPackageRemoved(String packageName) { 13425 final PackageListObserver[] observers; 13426 synchronized (mPackages) { 13427 if (mPackageListObservers.size() == 0) { 13428 return; 13429 } 13430 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13431 } 13432 for (int i = observers.length - 1; i >= 0; --i) { 13433 observers[i].onPackageRemoved(packageName); 13434 } 13435 } 13436 13437 /** 13438 * Sends a broadcast for the given action. 13439 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13440 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13441 * the system and applications allowed to see instant applications to receive package 13442 * lifecycle events for instant applications. 13443 */ 13444 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13445 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13446 int[] userIds, boolean isInstantApp) 13447 throws RemoteException { 13448 for (int id : userIds) { 13449 final Intent intent = new Intent(action, 13450 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13451 final String[] requiredPermissions = 13452 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13453 if (extras != null) { 13454 intent.putExtras(extras); 13455 } 13456 if (targetPkg != null) { 13457 intent.setPackage(targetPkg); 13458 } 13459 // Modify the UID when posting to other users 13460 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13461 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13462 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13463 intent.putExtra(Intent.EXTRA_UID, uid); 13464 } 13465 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13466 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13467 if (DEBUG_BROADCASTS) { 13468 RuntimeException here = new RuntimeException("here"); 13469 here.fillInStackTrace(); 13470 Slog.d(TAG, "Sending to user " + id + ": " 13471 + intent.toShortString(false, true, false, false) 13472 + " " + intent.getExtras(), here); 13473 } 13474 am.broadcastIntent(null, intent, null, finishedReceiver, 13475 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13476 null, finishedReceiver != null, false, id); 13477 } 13478 } 13479 13480 /** 13481 * Check if the external storage media is available. This is true if there 13482 * is a mounted external storage medium or if the external storage is 13483 * emulated. 13484 */ 13485 private boolean isExternalMediaAvailable() { 13486 return mMediaMounted || Environment.isExternalStorageEmulated(); 13487 } 13488 13489 @Override 13490 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13491 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13492 return null; 13493 } 13494 if (!isExternalMediaAvailable()) { 13495 // If the external storage is no longer mounted at this point, 13496 // the caller may not have been able to delete all of this 13497 // packages files and can not delete any more. Bail. 13498 return null; 13499 } 13500 synchronized (mPackages) { 13501 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13502 if (lastPackage != null) { 13503 pkgs.remove(lastPackage); 13504 } 13505 if (pkgs.size() > 0) { 13506 return pkgs.get(0); 13507 } 13508 } 13509 return null; 13510 } 13511 13512 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13513 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13514 userId, andCode ? 1 : 0, packageName); 13515 if (mSystemReady) { 13516 msg.sendToTarget(); 13517 } else { 13518 if (mPostSystemReadyMessages == null) { 13519 mPostSystemReadyMessages = new ArrayList<>(); 13520 } 13521 mPostSystemReadyMessages.add(msg); 13522 } 13523 } 13524 13525 void startCleaningPackages() { 13526 // reader 13527 if (!isExternalMediaAvailable()) { 13528 return; 13529 } 13530 synchronized (mPackages) { 13531 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13532 return; 13533 } 13534 } 13535 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13536 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13537 IActivityManager am = ActivityManager.getService(); 13538 if (am != null) { 13539 int dcsUid = -1; 13540 synchronized (mPackages) { 13541 if (!mDefaultContainerWhitelisted) { 13542 mDefaultContainerWhitelisted = true; 13543 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13544 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13545 } 13546 } 13547 try { 13548 if (dcsUid > 0) { 13549 am.backgroundWhitelistUid(dcsUid); 13550 } 13551 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13552 UserHandle.USER_SYSTEM); 13553 } catch (RemoteException e) { 13554 } 13555 } 13556 } 13557 13558 /** 13559 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13560 * it is acting on behalf on an enterprise or the user). 13561 * 13562 * Note that the ordering of the conditionals in this method is important. The checks we perform 13563 * are as follows, in this order: 13564 * 13565 * 1) If the install is being performed by a system app, we can trust the app to have set the 13566 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13567 * what it is. 13568 * 2) If the install is being performed by a device or profile owner app, the install reason 13569 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13570 * set the install reason correctly. If the app targets an older SDK version where install 13571 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13572 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13573 * 3) In all other cases, the install is being performed by a regular app that is neither part 13574 * of the system nor a device or profile owner. We have no reason to believe that this app is 13575 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13576 * set to enterprise policy and if so, change it to unknown instead. 13577 */ 13578 private int fixUpInstallReason(String installerPackageName, int installerUid, 13579 int installReason) { 13580 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13581 == PERMISSION_GRANTED) { 13582 // If the install is being performed by a system app, we trust that app to have set the 13583 // install reason correctly. 13584 return installReason; 13585 } 13586 13587 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13588 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13589 if (dpm != null) { 13590 ComponentName owner = null; 13591 try { 13592 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13593 if (owner == null) { 13594 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13595 } 13596 } catch (RemoteException e) { 13597 } 13598 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13599 // If the install is being performed by a device or profile owner, the install 13600 // reason should be enterprise policy. 13601 return PackageManager.INSTALL_REASON_POLICY; 13602 } 13603 } 13604 13605 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13606 // If the install is being performed by a regular app (i.e. neither system app nor 13607 // device or profile owner), we have no reason to believe that the app is acting on 13608 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13609 // change it to unknown instead. 13610 return PackageManager.INSTALL_REASON_UNKNOWN; 13611 } 13612 13613 // If the install is being performed by a regular app and the install reason was set to any 13614 // value but enterprise policy, leave the install reason unchanged. 13615 return installReason; 13616 } 13617 13618 void installStage(String packageName, File stagedDir, 13619 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13620 String installerPackageName, int installerUid, UserHandle user, 13621 PackageParser.SigningDetails signingDetails) { 13622 if (DEBUG_INSTANT) { 13623 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13624 Slog.d(TAG, "Ephemeral install of " + packageName); 13625 } 13626 } 13627 final VerificationInfo verificationInfo = new VerificationInfo( 13628 sessionParams.originatingUri, sessionParams.referrerUri, 13629 sessionParams.originatingUid, installerUid); 13630 13631 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13632 13633 final Message msg = mHandler.obtainMessage(INIT_COPY); 13634 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13635 sessionParams.installReason); 13636 final InstallParams params = new InstallParams(origin, null, observer, 13637 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13638 verificationInfo, user, sessionParams.abiOverride, 13639 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13640 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13641 msg.obj = params; 13642 13643 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13644 System.identityHashCode(msg.obj)); 13645 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13646 System.identityHashCode(msg.obj)); 13647 13648 mHandler.sendMessage(msg); 13649 } 13650 13651 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13652 int userId) { 13653 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13654 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13655 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13656 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13657 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13658 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13659 13660 // Send a session commit broadcast 13661 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13662 info.installReason = pkgSetting.getInstallReason(userId); 13663 info.appPackageName = packageName; 13664 sendSessionCommitBroadcast(info, userId); 13665 } 13666 13667 @Override 13668 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13669 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13670 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13671 return; 13672 } 13673 Bundle extras = new Bundle(1); 13674 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13675 final int uid = UserHandle.getUid( 13676 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13677 extras.putInt(Intent.EXTRA_UID, uid); 13678 13679 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13680 packageName, extras, 0, null, null, userIds, instantUserIds); 13681 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13682 mHandler.post(() -> { 13683 for (int userId : userIds) { 13684 sendBootCompletedBroadcastToSystemApp( 13685 packageName, includeStopped, userId); 13686 } 13687 } 13688 ); 13689 } 13690 } 13691 13692 /** 13693 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13694 * automatically without needing an explicit launch. 13695 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13696 */ 13697 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13698 int userId) { 13699 // If user is not running, the app didn't miss any broadcast 13700 if (!mUserManagerInternal.isUserRunning(userId)) { 13701 return; 13702 } 13703 final IActivityManager am = ActivityManager.getService(); 13704 try { 13705 // Deliver LOCKED_BOOT_COMPLETED first 13706 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13707 .setPackage(packageName); 13708 if (includeStopped) { 13709 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13710 } 13711 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13712 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13713 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13714 13715 // Deliver BOOT_COMPLETED only if user is unlocked 13716 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13717 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13718 if (includeStopped) { 13719 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13720 } 13721 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13722 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13723 } 13724 } catch (RemoteException e) { 13725 throw e.rethrowFromSystemServer(); 13726 } 13727 } 13728 13729 @Override 13730 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13731 int userId) { 13732 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13733 PackageSetting pkgSetting; 13734 final int callingUid = Binder.getCallingUid(); 13735 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13736 true /* requireFullPermission */, true /* checkShell */, 13737 "setApplicationHiddenSetting for user " + userId); 13738 13739 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13740 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13741 return false; 13742 } 13743 13744 long callingId = Binder.clearCallingIdentity(); 13745 try { 13746 boolean sendAdded = false; 13747 boolean sendRemoved = false; 13748 // writer 13749 synchronized (mPackages) { 13750 pkgSetting = mSettings.mPackages.get(packageName); 13751 if (pkgSetting == null) { 13752 return false; 13753 } 13754 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13755 return false; 13756 } 13757 // Do not allow "android" is being disabled 13758 if ("android".equals(packageName)) { 13759 Slog.w(TAG, "Cannot hide package: android"); 13760 return false; 13761 } 13762 // Cannot hide static shared libs as they are considered 13763 // a part of the using app (emulating static linking). Also 13764 // static libs are installed always on internal storage. 13765 PackageParser.Package pkg = mPackages.get(packageName); 13766 if (pkg != null && pkg.staticSharedLibName != null) { 13767 Slog.w(TAG, "Cannot hide package: " + packageName 13768 + " providing static shared library: " 13769 + pkg.staticSharedLibName); 13770 return false; 13771 } 13772 // Only allow protected packages to hide themselves. 13773 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13774 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13775 Slog.w(TAG, "Not hiding protected package: " + packageName); 13776 return false; 13777 } 13778 13779 if (pkgSetting.getHidden(userId) != hidden) { 13780 pkgSetting.setHidden(hidden, userId); 13781 mSettings.writePackageRestrictionsLPr(userId); 13782 if (hidden) { 13783 sendRemoved = true; 13784 } else { 13785 sendAdded = true; 13786 } 13787 } 13788 } 13789 if (sendAdded) { 13790 sendPackageAddedForUser(packageName, pkgSetting, userId); 13791 return true; 13792 } 13793 if (sendRemoved) { 13794 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13795 "hiding pkg"); 13796 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13797 return true; 13798 } 13799 } finally { 13800 Binder.restoreCallingIdentity(callingId); 13801 } 13802 return false; 13803 } 13804 13805 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13806 int userId) { 13807 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13808 info.removedPackage = packageName; 13809 info.installerPackageName = pkgSetting.installerPackageName; 13810 info.removedUsers = new int[] {userId}; 13811 info.broadcastUsers = new int[] {userId}; 13812 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13813 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13814 } 13815 13816 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13817 if (pkgList.length > 0) { 13818 Bundle extras = new Bundle(1); 13819 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13820 13821 sendPackageBroadcast( 13822 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13823 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13824 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13825 new int[] {userId}, null); 13826 } 13827 } 13828 13829 /** 13830 * Returns true if application is not found or there was an error. Otherwise it returns 13831 * the hidden state of the package for the given user. 13832 */ 13833 @Override 13834 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13835 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13836 final int callingUid = Binder.getCallingUid(); 13837 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13838 true /* requireFullPermission */, false /* checkShell */, 13839 "getApplicationHidden for user " + userId); 13840 PackageSetting ps; 13841 long callingId = Binder.clearCallingIdentity(); 13842 try { 13843 // writer 13844 synchronized (mPackages) { 13845 ps = mSettings.mPackages.get(packageName); 13846 if (ps == null) { 13847 return true; 13848 } 13849 if (filterAppAccessLPr(ps, callingUid, userId)) { 13850 return true; 13851 } 13852 return ps.getHidden(userId); 13853 } 13854 } finally { 13855 Binder.restoreCallingIdentity(callingId); 13856 } 13857 } 13858 13859 /** 13860 * @hide 13861 */ 13862 @Override 13863 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13864 int installReason) { 13865 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13866 null); 13867 PackageSetting pkgSetting; 13868 final int callingUid = Binder.getCallingUid(); 13869 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13870 true /* requireFullPermission */, true /* checkShell */, 13871 "installExistingPackage for user " + userId); 13872 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13873 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13874 } 13875 13876 long callingId = Binder.clearCallingIdentity(); 13877 try { 13878 boolean installed = false; 13879 final boolean instantApp = 13880 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13881 final boolean fullApp = 13882 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13883 13884 // writer 13885 synchronized (mPackages) { 13886 pkgSetting = mSettings.mPackages.get(packageName); 13887 if (pkgSetting == null) { 13888 return PackageManager.INSTALL_FAILED_INVALID_URI; 13889 } 13890 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13891 // only allow the existing package to be used if it's installed as a full 13892 // application for at least one user 13893 boolean installAllowed = false; 13894 for (int checkUserId : sUserManager.getUserIds()) { 13895 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13896 if (installAllowed) { 13897 break; 13898 } 13899 } 13900 if (!installAllowed) { 13901 return PackageManager.INSTALL_FAILED_INVALID_URI; 13902 } 13903 } 13904 if (!pkgSetting.getInstalled(userId)) { 13905 pkgSetting.setInstalled(true, userId); 13906 pkgSetting.setHidden(false, userId); 13907 pkgSetting.setInstallReason(installReason, userId); 13908 mSettings.writePackageRestrictionsLPr(userId); 13909 mSettings.writeKernelMappingLPr(pkgSetting); 13910 installed = true; 13911 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13912 // upgrade app from instant to full; we don't allow app downgrade 13913 installed = true; 13914 } 13915 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13916 } 13917 13918 if (installed) { 13919 if (pkgSetting.pkg != null) { 13920 synchronized (mInstallLock) { 13921 // We don't need to freeze for a brand new install 13922 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13923 } 13924 } 13925 sendPackageAddedForUser(packageName, pkgSetting, userId); 13926 synchronized (mPackages) { 13927 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13928 } 13929 } 13930 } finally { 13931 Binder.restoreCallingIdentity(callingId); 13932 } 13933 13934 return PackageManager.INSTALL_SUCCEEDED; 13935 } 13936 13937 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13938 boolean instantApp, boolean fullApp) { 13939 // no state specified; do nothing 13940 if (!instantApp && !fullApp) { 13941 return; 13942 } 13943 if (userId != UserHandle.USER_ALL) { 13944 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13945 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13946 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13947 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13948 } 13949 } else { 13950 for (int currentUserId : sUserManager.getUserIds()) { 13951 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13952 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13953 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13954 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13955 } 13956 } 13957 } 13958 } 13959 13960 boolean isUserRestricted(int userId, String restrictionKey) { 13961 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13962 if (restrictions.getBoolean(restrictionKey, false)) { 13963 Log.w(TAG, "User is restricted: " + restrictionKey); 13964 return true; 13965 } 13966 return false; 13967 } 13968 13969 @Override 13970 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13971 int userId) { 13972 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13973 final int callingUid = Binder.getCallingUid(); 13974 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13975 true /* requireFullPermission */, true /* checkShell */, 13976 "setPackagesSuspended for user " + userId); 13977 13978 if (ArrayUtils.isEmpty(packageNames)) { 13979 return packageNames; 13980 } 13981 13982 // List of package names for whom the suspended state has changed. 13983 List<String> changedPackages = new ArrayList<>(packageNames.length); 13984 // List of package names for whom the suspended state is not set as requested in this 13985 // method. 13986 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13987 long callingId = Binder.clearCallingIdentity(); 13988 try { 13989 for (int i = 0; i < packageNames.length; i++) { 13990 String packageName = packageNames[i]; 13991 boolean changed = false; 13992 final int appId; 13993 synchronized (mPackages) { 13994 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13995 if (pkgSetting == null 13996 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13997 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13998 + "\". Skipping suspending/un-suspending."); 13999 unactionedPackages.add(packageName); 14000 continue; 14001 } 14002 appId = pkgSetting.appId; 14003 if (pkgSetting.getSuspended(userId) != suspended) { 14004 if (!canSuspendPackageForUserLocked(packageName, userId)) { 14005 unactionedPackages.add(packageName); 14006 continue; 14007 } 14008 pkgSetting.setSuspended(suspended, userId); 14009 mSettings.writePackageRestrictionsLPr(userId); 14010 changed = true; 14011 changedPackages.add(packageName); 14012 } 14013 } 14014 14015 if (changed && suspended) { 14016 killApplication(packageName, UserHandle.getUid(userId, appId), 14017 "suspending package"); 14018 } 14019 } 14020 } finally { 14021 Binder.restoreCallingIdentity(callingId); 14022 } 14023 14024 if (!changedPackages.isEmpty()) { 14025 sendPackagesSuspendedForUser(changedPackages.toArray( 14026 new String[changedPackages.size()]), userId, suspended); 14027 } 14028 14029 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 14030 } 14031 14032 @Override 14033 public boolean isPackageSuspendedForUser(String packageName, int userId) { 14034 final int callingUid = Binder.getCallingUid(); 14035 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14036 true /* requireFullPermission */, false /* checkShell */, 14037 "isPackageSuspendedForUser for user " + userId); 14038 synchronized (mPackages) { 14039 final PackageSetting ps = mSettings.mPackages.get(packageName); 14040 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14041 throw new IllegalArgumentException("Unknown target package: " + packageName); 14042 } 14043 return ps.getSuspended(userId); 14044 } 14045 } 14046 14047 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 14048 if (isPackageDeviceAdmin(packageName, userId)) { 14049 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14050 + "\": has an active device admin"); 14051 return false; 14052 } 14053 14054 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 14055 if (packageName.equals(activeLauncherPackageName)) { 14056 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14057 + "\": contains the active launcher"); 14058 return false; 14059 } 14060 14061 if (packageName.equals(mRequiredInstallerPackage)) { 14062 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14063 + "\": required for package installation"); 14064 return false; 14065 } 14066 14067 if (packageName.equals(mRequiredUninstallerPackage)) { 14068 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14069 + "\": required for package uninstallation"); 14070 return false; 14071 } 14072 14073 if (packageName.equals(mRequiredVerifierPackage)) { 14074 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14075 + "\": required for package verification"); 14076 return false; 14077 } 14078 14079 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14080 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14081 + "\": is the default dialer"); 14082 return false; 14083 } 14084 14085 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14086 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14087 + "\": protected package"); 14088 return false; 14089 } 14090 14091 // Cannot suspend static shared libs as they are considered 14092 // a part of the using app (emulating static linking). Also 14093 // static libs are installed always on internal storage. 14094 PackageParser.Package pkg = mPackages.get(packageName); 14095 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14096 Slog.w(TAG, "Cannot suspend package: " + packageName 14097 + " providing static shared library: " 14098 + pkg.staticSharedLibName); 14099 return false; 14100 } 14101 14102 return true; 14103 } 14104 14105 private String getActiveLauncherPackageName(int userId) { 14106 Intent intent = new Intent(Intent.ACTION_MAIN); 14107 intent.addCategory(Intent.CATEGORY_HOME); 14108 ResolveInfo resolveInfo = resolveIntent( 14109 intent, 14110 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14111 PackageManager.MATCH_DEFAULT_ONLY, 14112 userId); 14113 14114 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14115 } 14116 14117 private String getDefaultDialerPackageName(int userId) { 14118 synchronized (mPackages) { 14119 return mSettings.getDefaultDialerPackageNameLPw(userId); 14120 } 14121 } 14122 14123 @Override 14124 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14125 mContext.enforceCallingOrSelfPermission( 14126 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14127 "Only package verification agents can verify applications"); 14128 14129 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14130 final PackageVerificationResponse response = new PackageVerificationResponse( 14131 verificationCode, Binder.getCallingUid()); 14132 msg.arg1 = id; 14133 msg.obj = response; 14134 mHandler.sendMessage(msg); 14135 } 14136 14137 @Override 14138 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14139 long millisecondsToDelay) { 14140 mContext.enforceCallingOrSelfPermission( 14141 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14142 "Only package verification agents can extend verification timeouts"); 14143 14144 final PackageVerificationState state = mPendingVerification.get(id); 14145 final PackageVerificationResponse response = new PackageVerificationResponse( 14146 verificationCodeAtTimeout, Binder.getCallingUid()); 14147 14148 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14149 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14150 } 14151 if (millisecondsToDelay < 0) { 14152 millisecondsToDelay = 0; 14153 } 14154 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14155 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14156 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14157 } 14158 14159 if ((state != null) && !state.timeoutExtended()) { 14160 state.extendTimeout(); 14161 14162 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14163 msg.arg1 = id; 14164 msg.obj = response; 14165 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14166 } 14167 } 14168 14169 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14170 int verificationCode, UserHandle user) { 14171 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14172 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14173 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14174 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14175 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14176 14177 mContext.sendBroadcastAsUser(intent, user, 14178 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14179 } 14180 14181 private ComponentName matchComponentForVerifier(String packageName, 14182 List<ResolveInfo> receivers) { 14183 ActivityInfo targetReceiver = null; 14184 14185 final int NR = receivers.size(); 14186 for (int i = 0; i < NR; i++) { 14187 final ResolveInfo info = receivers.get(i); 14188 if (info.activityInfo == null) { 14189 continue; 14190 } 14191 14192 if (packageName.equals(info.activityInfo.packageName)) { 14193 targetReceiver = info.activityInfo; 14194 break; 14195 } 14196 } 14197 14198 if (targetReceiver == null) { 14199 return null; 14200 } 14201 14202 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14203 } 14204 14205 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14206 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14207 if (pkgInfo.verifiers.length == 0) { 14208 return null; 14209 } 14210 14211 final int N = pkgInfo.verifiers.length; 14212 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14213 for (int i = 0; i < N; i++) { 14214 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14215 14216 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14217 receivers); 14218 if (comp == null) { 14219 continue; 14220 } 14221 14222 final int verifierUid = getUidForVerifier(verifierInfo); 14223 if (verifierUid == -1) { 14224 continue; 14225 } 14226 14227 if (DEBUG_VERIFY) { 14228 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14229 + " with the correct signature"); 14230 } 14231 sufficientVerifiers.add(comp); 14232 verificationState.addSufficientVerifier(verifierUid); 14233 } 14234 14235 return sufficientVerifiers; 14236 } 14237 14238 private int getUidForVerifier(VerifierInfo verifierInfo) { 14239 synchronized (mPackages) { 14240 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14241 if (pkg == null) { 14242 return -1; 14243 } else if (pkg.mSigningDetails.signatures.length != 1) { 14244 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14245 + " has more than one signature; ignoring"); 14246 return -1; 14247 } 14248 14249 /* 14250 * If the public key of the package's signature does not match 14251 * our expected public key, then this is a different package and 14252 * we should skip. 14253 */ 14254 14255 final byte[] expectedPublicKey; 14256 try { 14257 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14258 final PublicKey publicKey = verifierSig.getPublicKey(); 14259 expectedPublicKey = publicKey.getEncoded(); 14260 } catch (CertificateException e) { 14261 return -1; 14262 } 14263 14264 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14265 14266 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14267 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14268 + " does not have the expected public key; ignoring"); 14269 return -1; 14270 } 14271 14272 return pkg.applicationInfo.uid; 14273 } 14274 } 14275 14276 @Override 14277 public void finishPackageInstall(int token, boolean didLaunch) { 14278 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14279 14280 if (DEBUG_INSTALL) { 14281 Slog.v(TAG, "BM finishing package install for " + token); 14282 } 14283 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14284 14285 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14286 mHandler.sendMessage(msg); 14287 } 14288 14289 /** 14290 * Get the verification agent timeout. Used for both the APK verifier and the 14291 * intent filter verifier. 14292 * 14293 * @return verification timeout in milliseconds 14294 */ 14295 private long getVerificationTimeout() { 14296 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14297 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14298 DEFAULT_VERIFICATION_TIMEOUT); 14299 } 14300 14301 /** 14302 * Get the default verification agent response code. 14303 * 14304 * @return default verification response code 14305 */ 14306 private int getDefaultVerificationResponse(UserHandle user) { 14307 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14308 return PackageManager.VERIFICATION_REJECT; 14309 } 14310 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14311 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14312 DEFAULT_VERIFICATION_RESPONSE); 14313 } 14314 14315 /** 14316 * Check whether or not package verification has been enabled. 14317 * 14318 * @return true if verification should be performed 14319 */ 14320 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14321 if (!DEFAULT_VERIFY_ENABLE) { 14322 return false; 14323 } 14324 14325 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14326 14327 // Check if installing from ADB 14328 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14329 // Do not run verification in a test harness environment 14330 if (ActivityManager.isRunningInTestHarness()) { 14331 return false; 14332 } 14333 if (ensureVerifyAppsEnabled) { 14334 return true; 14335 } 14336 // Check if the developer does not want package verification for ADB installs 14337 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14338 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14339 return false; 14340 } 14341 } else { 14342 // only when not installed from ADB, skip verification for instant apps when 14343 // the installer and verifier are the same. 14344 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14345 if (mInstantAppInstallerActivity != null 14346 && mInstantAppInstallerActivity.packageName.equals( 14347 mRequiredVerifierPackage)) { 14348 try { 14349 mContext.getSystemService(AppOpsManager.class) 14350 .checkPackage(installerUid, mRequiredVerifierPackage); 14351 if (DEBUG_VERIFY) { 14352 Slog.i(TAG, "disable verification for instant app"); 14353 } 14354 return false; 14355 } catch (SecurityException ignore) { } 14356 } 14357 } 14358 } 14359 14360 if (ensureVerifyAppsEnabled) { 14361 return true; 14362 } 14363 14364 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14365 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14366 } 14367 14368 @Override 14369 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14370 throws RemoteException { 14371 mContext.enforceCallingOrSelfPermission( 14372 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14373 "Only intentfilter verification agents can verify applications"); 14374 14375 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14376 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14377 Binder.getCallingUid(), verificationCode, failedDomains); 14378 msg.arg1 = id; 14379 msg.obj = response; 14380 mHandler.sendMessage(msg); 14381 } 14382 14383 @Override 14384 public int getIntentVerificationStatus(String packageName, int userId) { 14385 final int callingUid = Binder.getCallingUid(); 14386 if (UserHandle.getUserId(callingUid) != userId) { 14387 mContext.enforceCallingOrSelfPermission( 14388 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14389 "getIntentVerificationStatus" + userId); 14390 } 14391 if (getInstantAppPackageName(callingUid) != null) { 14392 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14393 } 14394 synchronized (mPackages) { 14395 final PackageSetting ps = mSettings.mPackages.get(packageName); 14396 if (ps == null 14397 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14398 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14399 } 14400 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14401 } 14402 } 14403 14404 @Override 14405 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14406 mContext.enforceCallingOrSelfPermission( 14407 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14408 14409 boolean result = false; 14410 synchronized (mPackages) { 14411 final PackageSetting ps = mSettings.mPackages.get(packageName); 14412 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14413 return false; 14414 } 14415 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14416 } 14417 if (result) { 14418 scheduleWritePackageRestrictionsLocked(userId); 14419 } 14420 return result; 14421 } 14422 14423 @Override 14424 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14425 String packageName) { 14426 final int callingUid = Binder.getCallingUid(); 14427 if (getInstantAppPackageName(callingUid) != null) { 14428 return ParceledListSlice.emptyList(); 14429 } 14430 synchronized (mPackages) { 14431 final PackageSetting ps = mSettings.mPackages.get(packageName); 14432 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14433 return ParceledListSlice.emptyList(); 14434 } 14435 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14436 } 14437 } 14438 14439 @Override 14440 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14441 if (TextUtils.isEmpty(packageName)) { 14442 return ParceledListSlice.emptyList(); 14443 } 14444 final int callingUid = Binder.getCallingUid(); 14445 final int callingUserId = UserHandle.getUserId(callingUid); 14446 synchronized (mPackages) { 14447 PackageParser.Package pkg = mPackages.get(packageName); 14448 if (pkg == null || pkg.activities == null) { 14449 return ParceledListSlice.emptyList(); 14450 } 14451 if (pkg.mExtras == null) { 14452 return ParceledListSlice.emptyList(); 14453 } 14454 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14455 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14456 return ParceledListSlice.emptyList(); 14457 } 14458 final int count = pkg.activities.size(); 14459 ArrayList<IntentFilter> result = new ArrayList<>(); 14460 for (int n=0; n<count; n++) { 14461 PackageParser.Activity activity = pkg.activities.get(n); 14462 if (activity.intents != null && activity.intents.size() > 0) { 14463 result.addAll(activity.intents); 14464 } 14465 } 14466 return new ParceledListSlice<>(result); 14467 } 14468 } 14469 14470 @Override 14471 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14472 mContext.enforceCallingOrSelfPermission( 14473 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14474 if (UserHandle.getCallingUserId() != userId) { 14475 mContext.enforceCallingOrSelfPermission( 14476 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14477 } 14478 14479 synchronized (mPackages) { 14480 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14481 if (packageName != null) { 14482 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14483 packageName, userId); 14484 } 14485 return result; 14486 } 14487 } 14488 14489 @Override 14490 public String getDefaultBrowserPackageName(int userId) { 14491 if (UserHandle.getCallingUserId() != userId) { 14492 mContext.enforceCallingOrSelfPermission( 14493 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14494 } 14495 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14496 return null; 14497 } 14498 synchronized (mPackages) { 14499 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14500 } 14501 } 14502 14503 /** 14504 * Get the "allow unknown sources" setting. 14505 * 14506 * @return the current "allow unknown sources" setting 14507 */ 14508 private int getUnknownSourcesSettings() { 14509 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14510 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14511 -1); 14512 } 14513 14514 @Override 14515 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14516 final int callingUid = Binder.getCallingUid(); 14517 if (getInstantAppPackageName(callingUid) != null) { 14518 return; 14519 } 14520 // writer 14521 synchronized (mPackages) { 14522 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14523 if (targetPackageSetting == null 14524 || filterAppAccessLPr( 14525 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14526 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14527 } 14528 14529 PackageSetting installerPackageSetting; 14530 if (installerPackageName != null) { 14531 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14532 if (installerPackageSetting == null) { 14533 throw new IllegalArgumentException("Unknown installer package: " 14534 + installerPackageName); 14535 } 14536 } else { 14537 installerPackageSetting = null; 14538 } 14539 14540 Signature[] callerSignature; 14541 Object obj = mSettings.getUserIdLPr(callingUid); 14542 if (obj != null) { 14543 if (obj instanceof SharedUserSetting) { 14544 callerSignature = 14545 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14546 } else if (obj instanceof PackageSetting) { 14547 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14548 } else { 14549 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14550 } 14551 } else { 14552 throw new SecurityException("Unknown calling UID: " + callingUid); 14553 } 14554 14555 // Verify: can't set installerPackageName to a package that is 14556 // not signed with the same cert as the caller. 14557 if (installerPackageSetting != null) { 14558 if (compareSignatures(callerSignature, 14559 installerPackageSetting.signatures.mSigningDetails.signatures) 14560 != PackageManager.SIGNATURE_MATCH) { 14561 throw new SecurityException( 14562 "Caller does not have same cert as new installer package " 14563 + installerPackageName); 14564 } 14565 } 14566 14567 // Verify: if target already has an installer package, it must 14568 // be signed with the same cert as the caller. 14569 if (targetPackageSetting.installerPackageName != null) { 14570 PackageSetting setting = mSettings.mPackages.get( 14571 targetPackageSetting.installerPackageName); 14572 // If the currently set package isn't valid, then it's always 14573 // okay to change it. 14574 if (setting != null) { 14575 if (compareSignatures(callerSignature, 14576 setting.signatures.mSigningDetails.signatures) 14577 != PackageManager.SIGNATURE_MATCH) { 14578 throw new SecurityException( 14579 "Caller does not have same cert as old installer package " 14580 + targetPackageSetting.installerPackageName); 14581 } 14582 } 14583 } 14584 14585 // Okay! 14586 targetPackageSetting.installerPackageName = installerPackageName; 14587 if (installerPackageName != null) { 14588 mSettings.mInstallerPackages.add(installerPackageName); 14589 } 14590 scheduleWriteSettingsLocked(); 14591 } 14592 } 14593 14594 @Override 14595 public void setApplicationCategoryHint(String packageName, int categoryHint, 14596 String callerPackageName) { 14597 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14598 throw new SecurityException("Instant applications don't have access to this method"); 14599 } 14600 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14601 callerPackageName); 14602 synchronized (mPackages) { 14603 PackageSetting ps = mSettings.mPackages.get(packageName); 14604 if (ps == null) { 14605 throw new IllegalArgumentException("Unknown target package " + packageName); 14606 } 14607 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14608 throw new IllegalArgumentException("Unknown target package " + packageName); 14609 } 14610 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14611 throw new IllegalArgumentException("Calling package " + callerPackageName 14612 + " is not installer for " + packageName); 14613 } 14614 14615 if (ps.categoryHint != categoryHint) { 14616 ps.categoryHint = categoryHint; 14617 scheduleWriteSettingsLocked(); 14618 } 14619 } 14620 } 14621 14622 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14623 // Queue up an async operation since the package installation may take a little while. 14624 mHandler.post(new Runnable() { 14625 public void run() { 14626 mHandler.removeCallbacks(this); 14627 // Result object to be returned 14628 PackageInstalledInfo res = new PackageInstalledInfo(); 14629 res.setReturnCode(currentStatus); 14630 res.uid = -1; 14631 res.pkg = null; 14632 res.removedInfo = null; 14633 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14634 args.doPreInstall(res.returnCode); 14635 synchronized (mInstallLock) { 14636 installPackageTracedLI(args, res); 14637 } 14638 args.doPostInstall(res.returnCode, res.uid); 14639 } 14640 14641 // A restore should be performed at this point if (a) the install 14642 // succeeded, (b) the operation is not an update, and (c) the new 14643 // package has not opted out of backup participation. 14644 final boolean update = res.removedInfo != null 14645 && res.removedInfo.removedPackage != null; 14646 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14647 boolean doRestore = !update 14648 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14649 14650 // Set up the post-install work request bookkeeping. This will be used 14651 // and cleaned up by the post-install event handling regardless of whether 14652 // there's a restore pass performed. Token values are >= 1. 14653 int token; 14654 if (mNextInstallToken < 0) mNextInstallToken = 1; 14655 token = mNextInstallToken++; 14656 14657 PostInstallData data = new PostInstallData(args, res); 14658 mRunningInstalls.put(token, data); 14659 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14660 14661 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14662 // Pass responsibility to the Backup Manager. It will perform a 14663 // restore if appropriate, then pass responsibility back to the 14664 // Package Manager to run the post-install observer callbacks 14665 // and broadcasts. 14666 IBackupManager bm = IBackupManager.Stub.asInterface( 14667 ServiceManager.getService(Context.BACKUP_SERVICE)); 14668 if (bm != null) { 14669 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14670 + " to BM for possible restore"); 14671 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14672 try { 14673 // TODO: http://b/22388012 14674 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14675 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14676 } else { 14677 doRestore = false; 14678 } 14679 } catch (RemoteException e) { 14680 // can't happen; the backup manager is local 14681 } catch (Exception e) { 14682 Slog.e(TAG, "Exception trying to enqueue restore", e); 14683 doRestore = false; 14684 } 14685 } else { 14686 Slog.e(TAG, "Backup Manager not found!"); 14687 doRestore = false; 14688 } 14689 } 14690 14691 if (!doRestore) { 14692 // No restore possible, or the Backup Manager was mysteriously not 14693 // available -- just fire the post-install work request directly. 14694 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14695 14696 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14697 14698 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14699 mHandler.sendMessage(msg); 14700 } 14701 } 14702 }); 14703 } 14704 14705 /** 14706 * Callback from PackageSettings whenever an app is first transitioned out of the 14707 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14708 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14709 * here whether the app is the target of an ongoing install, and only send the 14710 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14711 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14712 * handling. 14713 */ 14714 void notifyFirstLaunch(final String packageName, final String installerPackage, 14715 final int userId) { 14716 // Serialize this with the rest of the install-process message chain. In the 14717 // restore-at-install case, this Runnable will necessarily run before the 14718 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14719 // are coherent. In the non-restore case, the app has already completed install 14720 // and been launched through some other means, so it is not in a problematic 14721 // state for observers to see the FIRST_LAUNCH signal. 14722 mHandler.post(new Runnable() { 14723 @Override 14724 public void run() { 14725 for (int i = 0; i < mRunningInstalls.size(); i++) { 14726 final PostInstallData data = mRunningInstalls.valueAt(i); 14727 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14728 continue; 14729 } 14730 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14731 // right package; but is it for the right user? 14732 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14733 if (userId == data.res.newUsers[uIndex]) { 14734 if (DEBUG_BACKUP) { 14735 Slog.i(TAG, "Package " + packageName 14736 + " being restored so deferring FIRST_LAUNCH"); 14737 } 14738 return; 14739 } 14740 } 14741 } 14742 } 14743 // didn't find it, so not being restored 14744 if (DEBUG_BACKUP) { 14745 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14746 } 14747 final boolean isInstantApp = isInstantApp(packageName, userId); 14748 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14749 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14750 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14751 } 14752 }); 14753 } 14754 14755 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14756 int[] userIds, int[] instantUserIds) { 14757 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14758 installerPkg, null, userIds, instantUserIds); 14759 } 14760 14761 private abstract class HandlerParams { 14762 private static final int MAX_RETRIES = 4; 14763 14764 /** 14765 * Number of times startCopy() has been attempted and had a non-fatal 14766 * error. 14767 */ 14768 private int mRetries = 0; 14769 14770 /** User handle for the user requesting the information or installation. */ 14771 private final UserHandle mUser; 14772 String traceMethod; 14773 int traceCookie; 14774 14775 HandlerParams(UserHandle user) { 14776 mUser = user; 14777 } 14778 14779 UserHandle getUser() { 14780 return mUser; 14781 } 14782 14783 HandlerParams setTraceMethod(String traceMethod) { 14784 this.traceMethod = traceMethod; 14785 return this; 14786 } 14787 14788 HandlerParams setTraceCookie(int traceCookie) { 14789 this.traceCookie = traceCookie; 14790 return this; 14791 } 14792 14793 final boolean startCopy() { 14794 boolean res; 14795 try { 14796 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14797 14798 if (++mRetries > MAX_RETRIES) { 14799 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14800 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14801 handleServiceError(); 14802 return false; 14803 } else { 14804 handleStartCopy(); 14805 res = true; 14806 } 14807 } catch (RemoteException e) { 14808 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14809 mHandler.sendEmptyMessage(MCS_RECONNECT); 14810 res = false; 14811 } 14812 handleReturnCode(); 14813 return res; 14814 } 14815 14816 final void serviceError() { 14817 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14818 handleServiceError(); 14819 handleReturnCode(); 14820 } 14821 14822 abstract void handleStartCopy() throws RemoteException; 14823 abstract void handleServiceError(); 14824 abstract void handleReturnCode(); 14825 } 14826 14827 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14828 for (File path : paths) { 14829 try { 14830 mcs.clearDirectory(path.getAbsolutePath()); 14831 } catch (RemoteException e) { 14832 } 14833 } 14834 } 14835 14836 static class OriginInfo { 14837 /** 14838 * Location where install is coming from, before it has been 14839 * copied/renamed into place. This could be a single monolithic APK 14840 * file, or a cluster directory. This location may be untrusted. 14841 */ 14842 final File file; 14843 14844 /** 14845 * Flag indicating that {@link #file} or {@link #cid} has already been 14846 * staged, meaning downstream users don't need to defensively copy the 14847 * contents. 14848 */ 14849 final boolean staged; 14850 14851 /** 14852 * Flag indicating that {@link #file} or {@link #cid} is an already 14853 * installed app that is being moved. 14854 */ 14855 final boolean existing; 14856 14857 final String resolvedPath; 14858 final File resolvedFile; 14859 14860 static OriginInfo fromNothing() { 14861 return new OriginInfo(null, false, false); 14862 } 14863 14864 static OriginInfo fromUntrustedFile(File file) { 14865 return new OriginInfo(file, false, false); 14866 } 14867 14868 static OriginInfo fromExistingFile(File file) { 14869 return new OriginInfo(file, false, true); 14870 } 14871 14872 static OriginInfo fromStagedFile(File file) { 14873 return new OriginInfo(file, true, false); 14874 } 14875 14876 private OriginInfo(File file, boolean staged, boolean existing) { 14877 this.file = file; 14878 this.staged = staged; 14879 this.existing = existing; 14880 14881 if (file != null) { 14882 resolvedPath = file.getAbsolutePath(); 14883 resolvedFile = file; 14884 } else { 14885 resolvedPath = null; 14886 resolvedFile = null; 14887 } 14888 } 14889 } 14890 14891 static class MoveInfo { 14892 final int moveId; 14893 final String fromUuid; 14894 final String toUuid; 14895 final String packageName; 14896 final String dataAppName; 14897 final int appId; 14898 final String seinfo; 14899 final int targetSdkVersion; 14900 14901 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14902 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14903 this.moveId = moveId; 14904 this.fromUuid = fromUuid; 14905 this.toUuid = toUuid; 14906 this.packageName = packageName; 14907 this.dataAppName = dataAppName; 14908 this.appId = appId; 14909 this.seinfo = seinfo; 14910 this.targetSdkVersion = targetSdkVersion; 14911 } 14912 } 14913 14914 static class VerificationInfo { 14915 /** A constant used to indicate that a uid value is not present. */ 14916 public static final int NO_UID = -1; 14917 14918 /** URI referencing where the package was downloaded from. */ 14919 final Uri originatingUri; 14920 14921 /** HTTP referrer URI associated with the originatingURI. */ 14922 final Uri referrer; 14923 14924 /** UID of the application that the install request originated from. */ 14925 final int originatingUid; 14926 14927 /** UID of application requesting the install */ 14928 final int installerUid; 14929 14930 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14931 this.originatingUri = originatingUri; 14932 this.referrer = referrer; 14933 this.originatingUid = originatingUid; 14934 this.installerUid = installerUid; 14935 } 14936 } 14937 14938 class InstallParams extends HandlerParams { 14939 final OriginInfo origin; 14940 final MoveInfo move; 14941 final IPackageInstallObserver2 observer; 14942 int installFlags; 14943 final String installerPackageName; 14944 final String volumeUuid; 14945 private InstallArgs mArgs; 14946 private int mRet; 14947 final String packageAbiOverride; 14948 final String[] grantedRuntimePermissions; 14949 final VerificationInfo verificationInfo; 14950 final PackageParser.SigningDetails signingDetails; 14951 final int installReason; 14952 14953 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14954 int installFlags, String installerPackageName, String volumeUuid, 14955 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14956 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14957 super(user); 14958 this.origin = origin; 14959 this.move = move; 14960 this.observer = observer; 14961 this.installFlags = installFlags; 14962 this.installerPackageName = installerPackageName; 14963 this.volumeUuid = volumeUuid; 14964 this.verificationInfo = verificationInfo; 14965 this.packageAbiOverride = packageAbiOverride; 14966 this.grantedRuntimePermissions = grantedPermissions; 14967 this.signingDetails = signingDetails; 14968 this.installReason = installReason; 14969 } 14970 14971 @Override 14972 public String toString() { 14973 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14974 + " file=" + origin.file + "}"; 14975 } 14976 14977 private int installLocationPolicy(PackageInfoLite pkgLite) { 14978 String packageName = pkgLite.packageName; 14979 int installLocation = pkgLite.installLocation; 14980 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14981 // reader 14982 synchronized (mPackages) { 14983 // Currently installed package which the new package is attempting to replace or 14984 // null if no such package is installed. 14985 PackageParser.Package installedPkg = mPackages.get(packageName); 14986 // Package which currently owns the data which the new package will own if installed. 14987 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14988 // will be null whereas dataOwnerPkg will contain information about the package 14989 // which was uninstalled while keeping its data. 14990 PackageParser.Package dataOwnerPkg = installedPkg; 14991 if (dataOwnerPkg == null) { 14992 PackageSetting ps = mSettings.mPackages.get(packageName); 14993 if (ps != null) { 14994 dataOwnerPkg = ps.pkg; 14995 } 14996 } 14997 14998 if (dataOwnerPkg != null) { 14999 // If installed, the package will get access to data left on the device by its 15000 // predecessor. As a security measure, this is permited only if this is not a 15001 // version downgrade or if the predecessor package is marked as debuggable and 15002 // a downgrade is explicitly requested. 15003 // 15004 // On debuggable platform builds, downgrades are permitted even for 15005 // non-debuggable packages to make testing easier. Debuggable platform builds do 15006 // not offer security guarantees and thus it's OK to disable some security 15007 // mechanisms to make debugging/testing easier on those builds. However, even on 15008 // debuggable builds downgrades of packages are permitted only if requested via 15009 // installFlags. This is because we aim to keep the behavior of debuggable 15010 // platform builds as close as possible to the behavior of non-debuggable 15011 // platform builds. 15012 final boolean downgradeRequested = 15013 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 15014 final boolean packageDebuggable = 15015 (dataOwnerPkg.applicationInfo.flags 15016 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 15017 final boolean downgradePermitted = 15018 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 15019 if (!downgradePermitted) { 15020 try { 15021 checkDowngrade(dataOwnerPkg, pkgLite); 15022 } catch (PackageManagerException e) { 15023 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 15024 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 15025 } 15026 } 15027 } 15028 15029 if (installedPkg != null) { 15030 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15031 // Check for updated system application. 15032 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15033 if (onSd) { 15034 Slog.w(TAG, "Cannot install update to system app on sdcard"); 15035 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 15036 } 15037 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15038 } else { 15039 if (onSd) { 15040 // Install flag overrides everything. 15041 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15042 } 15043 // If current upgrade specifies particular preference 15044 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 15045 // Application explicitly specified internal. 15046 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15047 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 15048 // App explictly prefers external. Let policy decide 15049 } else { 15050 // Prefer previous location 15051 if (isExternal(installedPkg)) { 15052 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15053 } 15054 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15055 } 15056 } 15057 } else { 15058 // Invalid install. Return error code 15059 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 15060 } 15061 } 15062 } 15063 // All the special cases have been taken care of. 15064 // Return result based on recommended install location. 15065 if (onSd) { 15066 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15067 } 15068 return pkgLite.recommendedInstallLocation; 15069 } 15070 15071 /* 15072 * Invoke remote method to get package information and install 15073 * location values. Override install location based on default 15074 * policy if needed and then create install arguments based 15075 * on the install location. 15076 */ 15077 public void handleStartCopy() throws RemoteException { 15078 int ret = PackageManager.INSTALL_SUCCEEDED; 15079 15080 // If we're already staged, we've firmly committed to an install location 15081 if (origin.staged) { 15082 if (origin.file != null) { 15083 installFlags |= PackageManager.INSTALL_INTERNAL; 15084 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15085 } else { 15086 throw new IllegalStateException("Invalid stage location"); 15087 } 15088 } 15089 15090 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15091 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15092 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15093 PackageInfoLite pkgLite = null; 15094 15095 if (onInt && onSd) { 15096 // Check if both bits are set. 15097 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15098 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15099 } else if (onSd && ephemeral) { 15100 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15101 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15102 } else { 15103 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15104 packageAbiOverride); 15105 15106 if (DEBUG_INSTANT && ephemeral) { 15107 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15108 } 15109 15110 /* 15111 * If we have too little free space, try to free cache 15112 * before giving up. 15113 */ 15114 if (!origin.staged && pkgLite.recommendedInstallLocation 15115 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15116 // TODO: focus freeing disk space on the target device 15117 final StorageManager storage = StorageManager.from(mContext); 15118 final long lowThreshold = storage.getStorageLowBytes( 15119 Environment.getDataDirectory()); 15120 15121 final long sizeBytes = mContainerService.calculateInstalledSize( 15122 origin.resolvedPath, packageAbiOverride); 15123 15124 try { 15125 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15126 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15127 installFlags, packageAbiOverride); 15128 } catch (InstallerException e) { 15129 Slog.w(TAG, "Failed to free cache", e); 15130 } 15131 15132 /* 15133 * The cache free must have deleted the file we 15134 * downloaded to install. 15135 * 15136 * TODO: fix the "freeCache" call to not delete 15137 * the file we care about. 15138 */ 15139 if (pkgLite.recommendedInstallLocation 15140 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15141 pkgLite.recommendedInstallLocation 15142 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15143 } 15144 } 15145 } 15146 15147 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15148 int loc = pkgLite.recommendedInstallLocation; 15149 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15150 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15151 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15152 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15153 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15154 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15155 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15156 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15157 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15158 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15159 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15160 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15161 } else { 15162 // Override with defaults if needed. 15163 loc = installLocationPolicy(pkgLite); 15164 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15165 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15166 } else if (!onSd && !onInt) { 15167 // Override install location with flags 15168 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15169 // Set the flag to install on external media. 15170 installFlags |= PackageManager.INSTALL_EXTERNAL; 15171 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15172 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15173 if (DEBUG_INSTANT) { 15174 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15175 } 15176 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15177 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15178 |PackageManager.INSTALL_INTERNAL); 15179 } else { 15180 // Make sure the flag for installing on external 15181 // media is unset 15182 installFlags |= PackageManager.INSTALL_INTERNAL; 15183 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15184 } 15185 } 15186 } 15187 } 15188 15189 final InstallArgs args = createInstallArgs(this); 15190 mArgs = args; 15191 15192 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15193 // TODO: http://b/22976637 15194 // Apps installed for "all" users use the device owner to verify the app 15195 UserHandle verifierUser = getUser(); 15196 if (verifierUser == UserHandle.ALL) { 15197 verifierUser = UserHandle.SYSTEM; 15198 } 15199 15200 /* 15201 * Determine if we have any installed package verifiers. If we 15202 * do, then we'll defer to them to verify the packages. 15203 */ 15204 final int requiredUid = mRequiredVerifierPackage == null ? -1 15205 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15206 verifierUser.getIdentifier()); 15207 final int installerUid = 15208 verificationInfo == null ? -1 : verificationInfo.installerUid; 15209 if (!origin.existing && requiredUid != -1 15210 && isVerificationEnabled( 15211 verifierUser.getIdentifier(), installFlags, installerUid)) { 15212 final Intent verification = new Intent( 15213 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15214 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15215 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15216 PACKAGE_MIME_TYPE); 15217 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15218 15219 // Query all live verifiers based on current user state 15220 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15221 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15222 false /*allowDynamicSplits*/); 15223 15224 if (DEBUG_VERIFY) { 15225 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15226 + verification.toString() + " with " + pkgLite.verifiers.length 15227 + " optional verifiers"); 15228 } 15229 15230 final int verificationId = mPendingVerificationToken++; 15231 15232 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15233 15234 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15235 installerPackageName); 15236 15237 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15238 installFlags); 15239 15240 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15241 pkgLite.packageName); 15242 15243 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15244 pkgLite.versionCode); 15245 15246 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15247 pkgLite.getLongVersionCode()); 15248 15249 if (verificationInfo != null) { 15250 if (verificationInfo.originatingUri != null) { 15251 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15252 verificationInfo.originatingUri); 15253 } 15254 if (verificationInfo.referrer != null) { 15255 verification.putExtra(Intent.EXTRA_REFERRER, 15256 verificationInfo.referrer); 15257 } 15258 if (verificationInfo.originatingUid >= 0) { 15259 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15260 verificationInfo.originatingUid); 15261 } 15262 if (verificationInfo.installerUid >= 0) { 15263 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15264 verificationInfo.installerUid); 15265 } 15266 } 15267 15268 final PackageVerificationState verificationState = new PackageVerificationState( 15269 requiredUid, args); 15270 15271 mPendingVerification.append(verificationId, verificationState); 15272 15273 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15274 receivers, verificationState); 15275 15276 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15277 final long idleDuration = getVerificationTimeout(); 15278 15279 /* 15280 * If any sufficient verifiers were listed in the package 15281 * manifest, attempt to ask them. 15282 */ 15283 if (sufficientVerifiers != null) { 15284 final int N = sufficientVerifiers.size(); 15285 if (N == 0) { 15286 Slog.i(TAG, "Additional verifiers required, but none installed."); 15287 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15288 } else { 15289 for (int i = 0; i < N; i++) { 15290 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15291 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15292 verifierComponent.getPackageName(), idleDuration, 15293 verifierUser.getIdentifier(), false, "package verifier"); 15294 15295 final Intent sufficientIntent = new Intent(verification); 15296 sufficientIntent.setComponent(verifierComponent); 15297 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15298 } 15299 } 15300 } 15301 15302 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15303 mRequiredVerifierPackage, receivers); 15304 if (ret == PackageManager.INSTALL_SUCCEEDED 15305 && mRequiredVerifierPackage != null) { 15306 Trace.asyncTraceBegin( 15307 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15308 /* 15309 * Send the intent to the required verification agent, 15310 * but only start the verification timeout after the 15311 * target BroadcastReceivers have run. 15312 */ 15313 verification.setComponent(requiredVerifierComponent); 15314 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15315 mRequiredVerifierPackage, idleDuration, 15316 verifierUser.getIdentifier(), false, "package verifier"); 15317 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15318 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15319 new BroadcastReceiver() { 15320 @Override 15321 public void onReceive(Context context, Intent intent) { 15322 final Message msg = mHandler 15323 .obtainMessage(CHECK_PENDING_VERIFICATION); 15324 msg.arg1 = verificationId; 15325 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15326 } 15327 }, null, 0, null, null); 15328 15329 /* 15330 * We don't want the copy to proceed until verification 15331 * succeeds, so null out this field. 15332 */ 15333 mArgs = null; 15334 } 15335 } else { 15336 /* 15337 * No package verification is enabled, so immediately start 15338 * the remote call to initiate copy using temporary file. 15339 */ 15340 ret = args.copyApk(mContainerService, true); 15341 } 15342 } 15343 15344 mRet = ret; 15345 } 15346 15347 @Override 15348 void handleReturnCode() { 15349 // If mArgs is null, then MCS couldn't be reached. When it 15350 // reconnects, it will try again to install. At that point, this 15351 // will succeed. 15352 if (mArgs != null) { 15353 processPendingInstall(mArgs, mRet); 15354 } 15355 } 15356 15357 @Override 15358 void handleServiceError() { 15359 mArgs = createInstallArgs(this); 15360 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15361 } 15362 } 15363 15364 private InstallArgs createInstallArgs(InstallParams params) { 15365 if (params.move != null) { 15366 return new MoveInstallArgs(params); 15367 } else { 15368 return new FileInstallArgs(params); 15369 } 15370 } 15371 15372 /** 15373 * Create args that describe an existing installed package. Typically used 15374 * when cleaning up old installs, or used as a move source. 15375 */ 15376 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15377 String resourcePath, String[] instructionSets) { 15378 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15379 } 15380 15381 static abstract class InstallArgs { 15382 /** @see InstallParams#origin */ 15383 final OriginInfo origin; 15384 /** @see InstallParams#move */ 15385 final MoveInfo move; 15386 15387 final IPackageInstallObserver2 observer; 15388 // Always refers to PackageManager flags only 15389 final int installFlags; 15390 final String installerPackageName; 15391 final String volumeUuid; 15392 final UserHandle user; 15393 final String abiOverride; 15394 final String[] installGrantPermissions; 15395 /** If non-null, drop an async trace when the install completes */ 15396 final String traceMethod; 15397 final int traceCookie; 15398 final PackageParser.SigningDetails signingDetails; 15399 final int installReason; 15400 15401 // The list of instruction sets supported by this app. This is currently 15402 // only used during the rmdex() phase to clean up resources. We can get rid of this 15403 // if we move dex files under the common app path. 15404 /* nullable */ String[] instructionSets; 15405 15406 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15407 int installFlags, String installerPackageName, String volumeUuid, 15408 UserHandle user, String[] instructionSets, 15409 String abiOverride, String[] installGrantPermissions, 15410 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15411 int installReason) { 15412 this.origin = origin; 15413 this.move = move; 15414 this.installFlags = installFlags; 15415 this.observer = observer; 15416 this.installerPackageName = installerPackageName; 15417 this.volumeUuid = volumeUuid; 15418 this.user = user; 15419 this.instructionSets = instructionSets; 15420 this.abiOverride = abiOverride; 15421 this.installGrantPermissions = installGrantPermissions; 15422 this.traceMethod = traceMethod; 15423 this.traceCookie = traceCookie; 15424 this.signingDetails = signingDetails; 15425 this.installReason = installReason; 15426 } 15427 15428 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15429 abstract int doPreInstall(int status); 15430 15431 /** 15432 * Rename package into final resting place. All paths on the given 15433 * scanned package should be updated to reflect the rename. 15434 */ 15435 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15436 abstract int doPostInstall(int status, int uid); 15437 15438 /** @see PackageSettingBase#codePathString */ 15439 abstract String getCodePath(); 15440 /** @see PackageSettingBase#resourcePathString */ 15441 abstract String getResourcePath(); 15442 15443 // Need installer lock especially for dex file removal. 15444 abstract void cleanUpResourcesLI(); 15445 abstract boolean doPostDeleteLI(boolean delete); 15446 15447 /** 15448 * Called before the source arguments are copied. This is used mostly 15449 * for MoveParams when it needs to read the source file to put it in the 15450 * destination. 15451 */ 15452 int doPreCopy() { 15453 return PackageManager.INSTALL_SUCCEEDED; 15454 } 15455 15456 /** 15457 * Called after the source arguments are copied. This is used mostly for 15458 * MoveParams when it needs to read the source file to put it in the 15459 * destination. 15460 */ 15461 int doPostCopy(int uid) { 15462 return PackageManager.INSTALL_SUCCEEDED; 15463 } 15464 15465 protected boolean isFwdLocked() { 15466 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15467 } 15468 15469 protected boolean isExternalAsec() { 15470 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15471 } 15472 15473 protected boolean isEphemeral() { 15474 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15475 } 15476 15477 UserHandle getUser() { 15478 return user; 15479 } 15480 } 15481 15482 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15483 if (!allCodePaths.isEmpty()) { 15484 if (instructionSets == null) { 15485 throw new IllegalStateException("instructionSet == null"); 15486 } 15487 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15488 for (String codePath : allCodePaths) { 15489 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15490 try { 15491 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15492 } catch (InstallerException ignored) { 15493 } 15494 } 15495 } 15496 } 15497 } 15498 15499 /** 15500 * Logic to handle installation of non-ASEC applications, including copying 15501 * and renaming logic. 15502 */ 15503 class FileInstallArgs extends InstallArgs { 15504 private File codeFile; 15505 private File resourceFile; 15506 15507 // Example topology: 15508 // /data/app/com.example/base.apk 15509 // /data/app/com.example/split_foo.apk 15510 // /data/app/com.example/lib/arm/libfoo.so 15511 // /data/app/com.example/lib/arm64/libfoo.so 15512 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15513 15514 /** New install */ 15515 FileInstallArgs(InstallParams params) { 15516 super(params.origin, params.move, params.observer, params.installFlags, 15517 params.installerPackageName, params.volumeUuid, 15518 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15519 params.grantedRuntimePermissions, 15520 params.traceMethod, params.traceCookie, params.signingDetails, 15521 params.installReason); 15522 if (isFwdLocked()) { 15523 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15524 } 15525 } 15526 15527 /** Existing install */ 15528 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15529 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15530 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15531 PackageManager.INSTALL_REASON_UNKNOWN); 15532 this.codeFile = (codePath != null) ? new File(codePath) : null; 15533 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15534 } 15535 15536 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15537 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15538 try { 15539 return doCopyApk(imcs, temp); 15540 } finally { 15541 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15542 } 15543 } 15544 15545 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15546 if (origin.staged) { 15547 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15548 codeFile = origin.file; 15549 resourceFile = origin.file; 15550 return PackageManager.INSTALL_SUCCEEDED; 15551 } 15552 15553 try { 15554 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15555 final File tempDir = 15556 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15557 codeFile = tempDir; 15558 resourceFile = tempDir; 15559 } catch (IOException e) { 15560 Slog.w(TAG, "Failed to create copy file: " + e); 15561 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15562 } 15563 15564 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15565 @Override 15566 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15567 if (!FileUtils.isValidExtFilename(name)) { 15568 throw new IllegalArgumentException("Invalid filename: " + name); 15569 } 15570 try { 15571 final File file = new File(codeFile, name); 15572 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15573 O_RDWR | O_CREAT, 0644); 15574 Os.chmod(file.getAbsolutePath(), 0644); 15575 return new ParcelFileDescriptor(fd); 15576 } catch (ErrnoException e) { 15577 throw new RemoteException("Failed to open: " + e.getMessage()); 15578 } 15579 } 15580 }; 15581 15582 int ret = PackageManager.INSTALL_SUCCEEDED; 15583 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15584 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15585 Slog.e(TAG, "Failed to copy package"); 15586 return ret; 15587 } 15588 15589 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15590 NativeLibraryHelper.Handle handle = null; 15591 try { 15592 handle = NativeLibraryHelper.Handle.create(codeFile); 15593 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15594 abiOverride); 15595 } catch (IOException e) { 15596 Slog.e(TAG, "Copying native libraries failed", e); 15597 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15598 } finally { 15599 IoUtils.closeQuietly(handle); 15600 } 15601 15602 return ret; 15603 } 15604 15605 int doPreInstall(int status) { 15606 if (status != PackageManager.INSTALL_SUCCEEDED) { 15607 cleanUp(); 15608 } 15609 return status; 15610 } 15611 15612 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15613 if (status != PackageManager.INSTALL_SUCCEEDED) { 15614 cleanUp(); 15615 return false; 15616 } 15617 15618 final File targetDir = codeFile.getParentFile(); 15619 final File beforeCodeFile = codeFile; 15620 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15621 15622 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15623 try { 15624 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15625 } catch (ErrnoException e) { 15626 Slog.w(TAG, "Failed to rename", e); 15627 return false; 15628 } 15629 15630 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15631 Slog.w(TAG, "Failed to restorecon"); 15632 return false; 15633 } 15634 15635 // Reflect the rename internally 15636 codeFile = afterCodeFile; 15637 resourceFile = afterCodeFile; 15638 15639 // Reflect the rename in scanned details 15640 try { 15641 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15642 } catch (IOException e) { 15643 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15644 return false; 15645 } 15646 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15647 afterCodeFile, pkg.baseCodePath)); 15648 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15649 afterCodeFile, pkg.splitCodePaths)); 15650 15651 // Reflect the rename in app info 15652 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15653 pkg.setApplicationInfoCodePath(pkg.codePath); 15654 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15655 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15656 pkg.setApplicationInfoResourcePath(pkg.codePath); 15657 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15658 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15659 15660 return true; 15661 } 15662 15663 int doPostInstall(int status, int uid) { 15664 if (status != PackageManager.INSTALL_SUCCEEDED) { 15665 cleanUp(); 15666 } 15667 return status; 15668 } 15669 15670 @Override 15671 String getCodePath() { 15672 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15673 } 15674 15675 @Override 15676 String getResourcePath() { 15677 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15678 } 15679 15680 private boolean cleanUp() { 15681 if (codeFile == null || !codeFile.exists()) { 15682 return false; 15683 } 15684 15685 removeCodePathLI(codeFile); 15686 15687 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15688 resourceFile.delete(); 15689 } 15690 15691 return true; 15692 } 15693 15694 void cleanUpResourcesLI() { 15695 // Try enumerating all code paths before deleting 15696 List<String> allCodePaths = Collections.EMPTY_LIST; 15697 if (codeFile != null && codeFile.exists()) { 15698 try { 15699 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15700 allCodePaths = pkg.getAllCodePaths(); 15701 } catch (PackageParserException e) { 15702 // Ignored; we tried our best 15703 } 15704 } 15705 15706 cleanUp(); 15707 removeDexFiles(allCodePaths, instructionSets); 15708 } 15709 15710 boolean doPostDeleteLI(boolean delete) { 15711 // XXX err, shouldn't we respect the delete flag? 15712 cleanUpResourcesLI(); 15713 return true; 15714 } 15715 } 15716 15717 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15718 PackageManagerException { 15719 if (copyRet < 0) { 15720 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15721 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15722 throw new PackageManagerException(copyRet, message); 15723 } 15724 } 15725 } 15726 15727 /** 15728 * Extract the StorageManagerService "container ID" from the full code path of an 15729 * .apk. 15730 */ 15731 static String cidFromCodePath(String fullCodePath) { 15732 int eidx = fullCodePath.lastIndexOf("/"); 15733 String subStr1 = fullCodePath.substring(0, eidx); 15734 int sidx = subStr1.lastIndexOf("/"); 15735 return subStr1.substring(sidx+1, eidx); 15736 } 15737 15738 /** 15739 * Logic to handle movement of existing installed applications. 15740 */ 15741 class MoveInstallArgs extends InstallArgs { 15742 private File codeFile; 15743 private File resourceFile; 15744 15745 /** New install */ 15746 MoveInstallArgs(InstallParams params) { 15747 super(params.origin, params.move, params.observer, params.installFlags, 15748 params.installerPackageName, params.volumeUuid, 15749 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15750 params.grantedRuntimePermissions, 15751 params.traceMethod, params.traceCookie, params.signingDetails, 15752 params.installReason); 15753 } 15754 15755 int copyApk(IMediaContainerService imcs, boolean temp) { 15756 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15757 + move.fromUuid + " to " + move.toUuid); 15758 synchronized (mInstaller) { 15759 try { 15760 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15761 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15762 } catch (InstallerException e) { 15763 Slog.w(TAG, "Failed to move app", e); 15764 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15765 } 15766 } 15767 15768 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15769 resourceFile = codeFile; 15770 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15771 15772 return PackageManager.INSTALL_SUCCEEDED; 15773 } 15774 15775 int doPreInstall(int status) { 15776 if (status != PackageManager.INSTALL_SUCCEEDED) { 15777 cleanUp(move.toUuid); 15778 } 15779 return status; 15780 } 15781 15782 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15783 if (status != PackageManager.INSTALL_SUCCEEDED) { 15784 cleanUp(move.toUuid); 15785 return false; 15786 } 15787 15788 // Reflect the move in app info 15789 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15790 pkg.setApplicationInfoCodePath(pkg.codePath); 15791 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15792 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15793 pkg.setApplicationInfoResourcePath(pkg.codePath); 15794 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15795 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15796 15797 return true; 15798 } 15799 15800 int doPostInstall(int status, int uid) { 15801 if (status == PackageManager.INSTALL_SUCCEEDED) { 15802 cleanUp(move.fromUuid); 15803 } else { 15804 cleanUp(move.toUuid); 15805 } 15806 return status; 15807 } 15808 15809 @Override 15810 String getCodePath() { 15811 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15812 } 15813 15814 @Override 15815 String getResourcePath() { 15816 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15817 } 15818 15819 private boolean cleanUp(String volumeUuid) { 15820 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15821 move.dataAppName); 15822 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15823 final int[] userIds = sUserManager.getUserIds(); 15824 synchronized (mInstallLock) { 15825 // Clean up both app data and code 15826 // All package moves are frozen until finished 15827 for (int userId : userIds) { 15828 try { 15829 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15830 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15831 } catch (InstallerException e) { 15832 Slog.w(TAG, String.valueOf(e)); 15833 } 15834 } 15835 removeCodePathLI(codeFile); 15836 } 15837 return true; 15838 } 15839 15840 void cleanUpResourcesLI() { 15841 throw new UnsupportedOperationException(); 15842 } 15843 15844 boolean doPostDeleteLI(boolean delete) { 15845 throw new UnsupportedOperationException(); 15846 } 15847 } 15848 15849 static String getAsecPackageName(String packageCid) { 15850 int idx = packageCid.lastIndexOf("-"); 15851 if (idx == -1) { 15852 return packageCid; 15853 } 15854 return packageCid.substring(0, idx); 15855 } 15856 15857 // Utility method used to create code paths based on package name and available index. 15858 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15859 String idxStr = ""; 15860 int idx = 1; 15861 // Fall back to default value of idx=1 if prefix is not 15862 // part of oldCodePath 15863 if (oldCodePath != null) { 15864 String subStr = oldCodePath; 15865 // Drop the suffix right away 15866 if (suffix != null && subStr.endsWith(suffix)) { 15867 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15868 } 15869 // If oldCodePath already contains prefix find out the 15870 // ending index to either increment or decrement. 15871 int sidx = subStr.lastIndexOf(prefix); 15872 if (sidx != -1) { 15873 subStr = subStr.substring(sidx + prefix.length()); 15874 if (subStr != null) { 15875 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15876 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15877 } 15878 try { 15879 idx = Integer.parseInt(subStr); 15880 if (idx <= 1) { 15881 idx++; 15882 } else { 15883 idx--; 15884 } 15885 } catch(NumberFormatException e) { 15886 } 15887 } 15888 } 15889 } 15890 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15891 return prefix + idxStr; 15892 } 15893 15894 private File getNextCodePath(File targetDir, String packageName) { 15895 File result; 15896 SecureRandom random = new SecureRandom(); 15897 byte[] bytes = new byte[16]; 15898 do { 15899 random.nextBytes(bytes); 15900 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15901 result = new File(targetDir, packageName + "-" + suffix); 15902 } while (result.exists()); 15903 return result; 15904 } 15905 15906 // Utility method that returns the relative package path with respect 15907 // to the installation directory. Like say for /data/data/com.test-1.apk 15908 // string com.test-1 is returned. 15909 static String deriveCodePathName(String codePath) { 15910 if (codePath == null) { 15911 return null; 15912 } 15913 final File codeFile = new File(codePath); 15914 final String name = codeFile.getName(); 15915 if (codeFile.isDirectory()) { 15916 return name; 15917 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15918 final int lastDot = name.lastIndexOf('.'); 15919 return name.substring(0, lastDot); 15920 } else { 15921 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15922 return null; 15923 } 15924 } 15925 15926 static class PackageInstalledInfo { 15927 String name; 15928 int uid; 15929 // The set of users that originally had this package installed. 15930 int[] origUsers; 15931 // The set of users that now have this package installed. 15932 int[] newUsers; 15933 PackageParser.Package pkg; 15934 int returnCode; 15935 String returnMsg; 15936 String installerPackageName; 15937 PackageRemovedInfo removedInfo; 15938 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15939 15940 public void setError(int code, String msg) { 15941 setReturnCode(code); 15942 setReturnMessage(msg); 15943 Slog.w(TAG, msg); 15944 } 15945 15946 public void setError(String msg, PackageParserException e) { 15947 setReturnCode(e.error); 15948 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15949 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15950 for (int i = 0; i < childCount; i++) { 15951 addedChildPackages.valueAt(i).setError(msg, e); 15952 } 15953 Slog.w(TAG, msg, e); 15954 } 15955 15956 public void setError(String msg, PackageManagerException e) { 15957 returnCode = e.error; 15958 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15959 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15960 for (int i = 0; i < childCount; i++) { 15961 addedChildPackages.valueAt(i).setError(msg, e); 15962 } 15963 Slog.w(TAG, msg, e); 15964 } 15965 15966 public void setReturnCode(int returnCode) { 15967 this.returnCode = returnCode; 15968 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15969 for (int i = 0; i < childCount; i++) { 15970 addedChildPackages.valueAt(i).returnCode = returnCode; 15971 } 15972 } 15973 15974 private void setReturnMessage(String returnMsg) { 15975 this.returnMsg = returnMsg; 15976 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15977 for (int i = 0; i < childCount; i++) { 15978 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15979 } 15980 } 15981 15982 // In some error cases we want to convey more info back to the observer 15983 String origPackage; 15984 String origPermission; 15985 } 15986 15987 /* 15988 * Install a non-existing package. 15989 */ 15990 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15991 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15992 String volumeUuid, PackageInstalledInfo res, int installReason) { 15993 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15994 15995 // Remember this for later, in case we need to rollback this install 15996 String pkgName = pkg.packageName; 15997 15998 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15999 16000 synchronized(mPackages) { 16001 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 16002 if (renamedPackage != null) { 16003 // A package with the same name is already installed, though 16004 // it has been renamed to an older name. The package we 16005 // are trying to install should be installed as an update to 16006 // the existing one, but that has not been requested, so bail. 16007 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16008 + " without first uninstalling package running as " 16009 + renamedPackage); 16010 return; 16011 } 16012 if (mPackages.containsKey(pkgName)) { 16013 // Don't allow installation over an existing package with the same name. 16014 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16015 + " without first uninstalling."); 16016 return; 16017 } 16018 } 16019 16020 try { 16021 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 16022 System.currentTimeMillis(), user); 16023 16024 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 16025 16026 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16027 prepareAppDataAfterInstallLIF(newPackage); 16028 16029 } else { 16030 // Remove package from internal structures, but keep around any 16031 // data that might have already existed 16032 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 16033 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16034 } 16035 } catch (PackageManagerException e) { 16036 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16037 } 16038 16039 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16040 } 16041 16042 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16043 try (DigestInputStream digestStream = 16044 new DigestInputStream(new FileInputStream(file), digest)) { 16045 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16046 } 16047 } 16048 16049 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 16050 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 16051 PackageInstalledInfo res, int installReason) { 16052 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16053 16054 final PackageParser.Package oldPackage; 16055 final PackageSetting ps; 16056 final String pkgName = pkg.packageName; 16057 final int[] allUsers; 16058 final int[] installedUsers; 16059 16060 synchronized(mPackages) { 16061 oldPackage = mPackages.get(pkgName); 16062 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16063 16064 // don't allow upgrade to target a release SDK from a pre-release SDK 16065 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16066 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16067 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16068 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16069 if (oldTargetsPreRelease 16070 && !newTargetsPreRelease 16071 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16072 Slog.w(TAG, "Can't install package targeting released sdk"); 16073 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16074 return; 16075 } 16076 16077 ps = mSettings.mPackages.get(pkgName); 16078 16079 // verify signatures are valid 16080 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16081 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16082 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16083 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16084 "New package not signed by keys specified by upgrade-keysets: " 16085 + pkgName); 16086 return; 16087 } 16088 } else { 16089 16090 // default to original signature matching 16091 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16092 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16093 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16094 "New package has a different signature: " + pkgName); 16095 return; 16096 } 16097 } 16098 16099 // don't allow a system upgrade unless the upgrade hash matches 16100 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16101 byte[] digestBytes = null; 16102 try { 16103 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16104 updateDigest(digest, new File(pkg.baseCodePath)); 16105 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16106 for (String path : pkg.splitCodePaths) { 16107 updateDigest(digest, new File(path)); 16108 } 16109 } 16110 digestBytes = digest.digest(); 16111 } catch (NoSuchAlgorithmException | IOException e) { 16112 res.setError(INSTALL_FAILED_INVALID_APK, 16113 "Could not compute hash: " + pkgName); 16114 return; 16115 } 16116 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16117 res.setError(INSTALL_FAILED_INVALID_APK, 16118 "New package fails restrict-update check: " + pkgName); 16119 return; 16120 } 16121 // retain upgrade restriction 16122 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16123 } 16124 16125 // Check for shared user id changes 16126 String invalidPackageName = 16127 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16128 if (invalidPackageName != null) { 16129 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16130 "Package " + invalidPackageName + " tried to change user " 16131 + oldPackage.mSharedUserId); 16132 return; 16133 } 16134 16135 // check if the new package supports all of the abis which the old package supports 16136 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16137 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16138 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16139 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16140 "Update to package " + pkgName + " doesn't support multi arch"); 16141 return; 16142 } 16143 16144 // In case of rollback, remember per-user/profile install state 16145 allUsers = sUserManager.getUserIds(); 16146 installedUsers = ps.queryInstalledUsers(allUsers, true); 16147 16148 // don't allow an upgrade from full to ephemeral 16149 if (isInstantApp) { 16150 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16151 for (int currentUser : allUsers) { 16152 if (!ps.getInstantApp(currentUser)) { 16153 // can't downgrade from full to instant 16154 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16155 + " for user: " + currentUser); 16156 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16157 return; 16158 } 16159 } 16160 } else if (!ps.getInstantApp(user.getIdentifier())) { 16161 // can't downgrade from full to instant 16162 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16163 + " for user: " + user.getIdentifier()); 16164 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16165 return; 16166 } 16167 } 16168 } 16169 16170 // Update what is removed 16171 res.removedInfo = new PackageRemovedInfo(this); 16172 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16173 res.removedInfo.removedPackage = oldPackage.packageName; 16174 res.removedInfo.installerPackageName = ps.installerPackageName; 16175 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16176 res.removedInfo.isUpdate = true; 16177 res.removedInfo.origUsers = installedUsers; 16178 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16179 for (int i = 0; i < installedUsers.length; i++) { 16180 final int userId = installedUsers[i]; 16181 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16182 } 16183 16184 final int childCount = (oldPackage.childPackages != null) 16185 ? oldPackage.childPackages.size() : 0; 16186 for (int i = 0; i < childCount; i++) { 16187 boolean childPackageUpdated = false; 16188 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16189 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16190 if (res.addedChildPackages != null) { 16191 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16192 if (childRes != null) { 16193 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16194 childRes.removedInfo.removedPackage = childPkg.packageName; 16195 if (childPs != null) { 16196 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16197 } 16198 childRes.removedInfo.isUpdate = true; 16199 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16200 childPackageUpdated = true; 16201 } 16202 } 16203 if (!childPackageUpdated) { 16204 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16205 childRemovedRes.removedPackage = childPkg.packageName; 16206 if (childPs != null) { 16207 childRemovedRes.installerPackageName = childPs.installerPackageName; 16208 } 16209 childRemovedRes.isUpdate = false; 16210 childRemovedRes.dataRemoved = true; 16211 synchronized (mPackages) { 16212 if (childPs != null) { 16213 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16214 } 16215 } 16216 if (res.removedInfo.removedChildPackages == null) { 16217 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16218 } 16219 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16220 } 16221 } 16222 16223 boolean sysPkg = (isSystemApp(oldPackage)); 16224 if (sysPkg) { 16225 // Set the system/privileged/oem/vendor/product flags as needed 16226 final boolean privileged = 16227 (oldPackage.applicationInfo.privateFlags 16228 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16229 final boolean oem = 16230 (oldPackage.applicationInfo.privateFlags 16231 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16232 final boolean vendor = 16233 (oldPackage.applicationInfo.privateFlags 16234 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16235 final boolean product = 16236 (oldPackage.applicationInfo.privateFlags 16237 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16238 final @ParseFlags int systemParseFlags = parseFlags; 16239 final @ScanFlags int systemScanFlags = scanFlags 16240 | SCAN_AS_SYSTEM 16241 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16242 | (oem ? SCAN_AS_OEM : 0) 16243 | (vendor ? SCAN_AS_VENDOR : 0) 16244 | (product ? SCAN_AS_PRODUCT : 0); 16245 16246 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16247 user, allUsers, installerPackageName, res, installReason); 16248 } else { 16249 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16250 user, allUsers, installerPackageName, res, installReason); 16251 } 16252 } 16253 16254 @Override 16255 public List<String> getPreviousCodePaths(String packageName) { 16256 final int callingUid = Binder.getCallingUid(); 16257 final List<String> result = new ArrayList<>(); 16258 if (getInstantAppPackageName(callingUid) != null) { 16259 return result; 16260 } 16261 final PackageSetting ps = mSettings.mPackages.get(packageName); 16262 if (ps != null 16263 && ps.oldCodePaths != null 16264 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16265 result.addAll(ps.oldCodePaths); 16266 } 16267 return result; 16268 } 16269 16270 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16271 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16272 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16273 String installerPackageName, PackageInstalledInfo res, int installReason) { 16274 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16275 + deletedPackage); 16276 16277 String pkgName = deletedPackage.packageName; 16278 boolean deletedPkg = true; 16279 boolean addedPkg = false; 16280 boolean updatedSettings = false; 16281 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16282 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16283 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16284 16285 final long origUpdateTime = (pkg.mExtras != null) 16286 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16287 16288 // First delete the existing package while retaining the data directory 16289 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16290 res.removedInfo, true, pkg)) { 16291 // If the existing package wasn't successfully deleted 16292 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16293 deletedPkg = false; 16294 } else { 16295 // Successfully deleted the old package; proceed with replace. 16296 16297 // If deleted package lived in a container, give users a chance to 16298 // relinquish resources before killing. 16299 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16300 if (DEBUG_INSTALL) { 16301 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16302 } 16303 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16304 final ArrayList<String> pkgList = new ArrayList<String>(1); 16305 pkgList.add(deletedPackage.applicationInfo.packageName); 16306 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16307 } 16308 16309 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16310 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16311 16312 try { 16313 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16314 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16315 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16316 installReason); 16317 16318 // Update the in-memory copy of the previous code paths. 16319 PackageSetting ps = mSettings.mPackages.get(pkgName); 16320 if (!killApp) { 16321 if (ps.oldCodePaths == null) { 16322 ps.oldCodePaths = new ArraySet<>(); 16323 } 16324 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16325 if (deletedPackage.splitCodePaths != null) { 16326 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16327 } 16328 } else { 16329 ps.oldCodePaths = null; 16330 } 16331 if (ps.childPackageNames != null) { 16332 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16333 final String childPkgName = ps.childPackageNames.get(i); 16334 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16335 childPs.oldCodePaths = ps.oldCodePaths; 16336 } 16337 } 16338 // set instant app status, but, only if it's explicitly specified 16339 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16340 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16341 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16342 prepareAppDataAfterInstallLIF(newPackage); 16343 addedPkg = true; 16344 mDexManager.notifyPackageUpdated(newPackage.packageName, 16345 newPackage.baseCodePath, newPackage.splitCodePaths); 16346 } catch (PackageManagerException e) { 16347 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16348 } 16349 } 16350 16351 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16352 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16353 16354 // Revert all internal state mutations and added folders for the failed install 16355 if (addedPkg) { 16356 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16357 res.removedInfo, true, null); 16358 } 16359 16360 // Restore the old package 16361 if (deletedPkg) { 16362 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16363 File restoreFile = new File(deletedPackage.codePath); 16364 // Parse old package 16365 boolean oldExternal = isExternal(deletedPackage); 16366 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16367 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16368 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16369 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16370 try { 16371 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16372 null); 16373 } catch (PackageManagerException e) { 16374 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16375 + e.getMessage()); 16376 return; 16377 } 16378 16379 synchronized (mPackages) { 16380 // Ensure the installer package name up to date 16381 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16382 16383 // Update permissions for restored package 16384 mPermissionManager.updatePermissions( 16385 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16386 mPermissionCallback); 16387 16388 mSettings.writeLPr(); 16389 } 16390 16391 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16392 } 16393 } else { 16394 synchronized (mPackages) { 16395 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16396 if (ps != null) { 16397 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16398 if (res.removedInfo.removedChildPackages != null) { 16399 final int childCount = res.removedInfo.removedChildPackages.size(); 16400 // Iterate in reverse as we may modify the collection 16401 for (int i = childCount - 1; i >= 0; i--) { 16402 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16403 if (res.addedChildPackages.containsKey(childPackageName)) { 16404 res.removedInfo.removedChildPackages.removeAt(i); 16405 } else { 16406 PackageRemovedInfo childInfo = res.removedInfo 16407 .removedChildPackages.valueAt(i); 16408 childInfo.removedForAllUsers = mPackages.get( 16409 childInfo.removedPackage) == null; 16410 } 16411 } 16412 } 16413 } 16414 } 16415 } 16416 } 16417 16418 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16419 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16420 final @ScanFlags int scanFlags, UserHandle user, 16421 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16422 int installReason) { 16423 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16424 + ", old=" + deletedPackage); 16425 16426 final boolean disabledSystem; 16427 16428 // Remove existing system package 16429 removePackageLI(deletedPackage, true); 16430 16431 synchronized (mPackages) { 16432 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16433 } 16434 if (!disabledSystem) { 16435 // We didn't need to disable the .apk as a current system package, 16436 // which means we are replacing another update that is already 16437 // installed. We need to make sure to delete the older one's .apk. 16438 res.removedInfo.args = createInstallArgsForExisting(0, 16439 deletedPackage.applicationInfo.getCodePath(), 16440 deletedPackage.applicationInfo.getResourcePath(), 16441 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16442 } else { 16443 res.removedInfo.args = null; 16444 } 16445 16446 // Successfully disabled the old package. Now proceed with re-installation 16447 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16448 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16449 16450 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16451 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16452 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16453 16454 PackageParser.Package newPackage = null; 16455 try { 16456 // Add the package to the internal data structures 16457 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16458 16459 // Set the update and install times 16460 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16461 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16462 System.currentTimeMillis()); 16463 16464 // Update the package dynamic state if succeeded 16465 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16466 // Now that the install succeeded make sure we remove data 16467 // directories for any child package the update removed. 16468 final int deletedChildCount = (deletedPackage.childPackages != null) 16469 ? deletedPackage.childPackages.size() : 0; 16470 final int newChildCount = (newPackage.childPackages != null) 16471 ? newPackage.childPackages.size() : 0; 16472 for (int i = 0; i < deletedChildCount; i++) { 16473 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16474 boolean childPackageDeleted = true; 16475 for (int j = 0; j < newChildCount; j++) { 16476 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16477 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16478 childPackageDeleted = false; 16479 break; 16480 } 16481 } 16482 if (childPackageDeleted) { 16483 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16484 deletedChildPkg.packageName); 16485 if (ps != null && res.removedInfo.removedChildPackages != null) { 16486 PackageRemovedInfo removedChildRes = res.removedInfo 16487 .removedChildPackages.get(deletedChildPkg.packageName); 16488 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16489 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16490 } 16491 } 16492 } 16493 16494 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16495 installReason); 16496 prepareAppDataAfterInstallLIF(newPackage); 16497 16498 mDexManager.notifyPackageUpdated(newPackage.packageName, 16499 newPackage.baseCodePath, newPackage.splitCodePaths); 16500 } 16501 } catch (PackageManagerException e) { 16502 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16503 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16504 } 16505 16506 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16507 // Re installation failed. Restore old information 16508 // Remove new pkg information 16509 if (newPackage != null) { 16510 removeInstalledPackageLI(newPackage, true); 16511 } 16512 // Add back the old system package 16513 try { 16514 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16515 } catch (PackageManagerException e) { 16516 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16517 } 16518 16519 synchronized (mPackages) { 16520 if (disabledSystem) { 16521 enableSystemPackageLPw(deletedPackage); 16522 } 16523 16524 // Ensure the installer package name up to date 16525 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16526 16527 // Update permissions for restored package 16528 mPermissionManager.updatePermissions( 16529 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16530 mPermissionCallback); 16531 16532 mSettings.writeLPr(); 16533 } 16534 16535 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16536 + " after failed upgrade"); 16537 } 16538 } 16539 16540 /** 16541 * Checks whether the parent or any of the child packages have a change shared 16542 * user. For a package to be a valid update the shred users of the parent and 16543 * the children should match. We may later support changing child shared users. 16544 * @param oldPkg The updated package. 16545 * @param newPkg The update package. 16546 * @return The shared user that change between the versions. 16547 */ 16548 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16549 PackageParser.Package newPkg) { 16550 // Check parent shared user 16551 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16552 return newPkg.packageName; 16553 } 16554 // Check child shared users 16555 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16556 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16557 for (int i = 0; i < newChildCount; i++) { 16558 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16559 // If this child was present, did it have the same shared user? 16560 for (int j = 0; j < oldChildCount; j++) { 16561 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16562 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16563 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16564 return newChildPkg.packageName; 16565 } 16566 } 16567 } 16568 return null; 16569 } 16570 16571 private void removeNativeBinariesLI(PackageSetting ps) { 16572 // Remove the lib path for the parent package 16573 if (ps != null) { 16574 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16575 // Remove the lib path for the child packages 16576 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16577 for (int i = 0; i < childCount; i++) { 16578 PackageSetting childPs = null; 16579 synchronized (mPackages) { 16580 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16581 } 16582 if (childPs != null) { 16583 NativeLibraryHelper.removeNativeBinariesLI(childPs 16584 .legacyNativeLibraryPathString); 16585 } 16586 } 16587 } 16588 } 16589 16590 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16591 // Enable the parent package 16592 mSettings.enableSystemPackageLPw(pkg.packageName); 16593 // Enable the child packages 16594 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16595 for (int i = 0; i < childCount; i++) { 16596 PackageParser.Package childPkg = pkg.childPackages.get(i); 16597 mSettings.enableSystemPackageLPw(childPkg.packageName); 16598 } 16599 } 16600 16601 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16602 PackageParser.Package newPkg) { 16603 // Disable the parent package (parent always replaced) 16604 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16605 // Disable the child packages 16606 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16607 for (int i = 0; i < childCount; i++) { 16608 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16609 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16610 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16611 } 16612 return disabled; 16613 } 16614 16615 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16616 String installerPackageName) { 16617 // Enable the parent package 16618 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16619 // Enable the child packages 16620 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16621 for (int i = 0; i < childCount; i++) { 16622 PackageParser.Package childPkg = pkg.childPackages.get(i); 16623 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16624 } 16625 } 16626 16627 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16628 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16629 // Update the parent package setting 16630 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16631 res, user, installReason); 16632 // Update the child packages setting 16633 final int childCount = (newPackage.childPackages != null) 16634 ? newPackage.childPackages.size() : 0; 16635 for (int i = 0; i < childCount; i++) { 16636 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16637 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16638 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16639 childRes.origUsers, childRes, user, installReason); 16640 } 16641 } 16642 16643 private void updateSettingsInternalLI(PackageParser.Package pkg, 16644 String installerPackageName, int[] allUsers, int[] installedForUsers, 16645 PackageInstalledInfo res, UserHandle user, int installReason) { 16646 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16647 16648 String pkgName = pkg.packageName; 16649 synchronized (mPackages) { 16650 //write settings. the installStatus will be incomplete at this stage. 16651 //note that the new package setting would have already been 16652 //added to mPackages. It hasn't been persisted yet. 16653 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16654 // TODO: Remove this write? It's also written at the end of this method 16655 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16656 mSettings.writeLPr(); 16657 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16658 } 16659 16660 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16661 synchronized (mPackages) { 16662// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16663 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16664 mPermissionCallback); 16665 // For system-bundled packages, we assume that installing an upgraded version 16666 // of the package implies that the user actually wants to run that new code, 16667 // so we enable the package. 16668 PackageSetting ps = mSettings.mPackages.get(pkgName); 16669 final int userId = user.getIdentifier(); 16670 if (ps != null) { 16671 if (isSystemApp(pkg)) { 16672 if (DEBUG_INSTALL) { 16673 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16674 } 16675 // Enable system package for requested users 16676 if (res.origUsers != null) { 16677 for (int origUserId : res.origUsers) { 16678 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16679 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16680 origUserId, installerPackageName); 16681 } 16682 } 16683 } 16684 // Also convey the prior install/uninstall state 16685 if (allUsers != null && installedForUsers != null) { 16686 for (int currentUserId : allUsers) { 16687 final boolean installed = ArrayUtils.contains( 16688 installedForUsers, currentUserId); 16689 if (DEBUG_INSTALL) { 16690 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16691 } 16692 ps.setInstalled(installed, currentUserId); 16693 } 16694 // these install state changes will be persisted in the 16695 // upcoming call to mSettings.writeLPr(). 16696 } 16697 } 16698 // It's implied that when a user requests installation, they want the app to be 16699 // installed and enabled. 16700 if (userId != UserHandle.USER_ALL) { 16701 ps.setInstalled(true, userId); 16702 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16703 } 16704 16705 // When replacing an existing package, preserve the original install reason for all 16706 // users that had the package installed before. 16707 final Set<Integer> previousUserIds = new ArraySet<>(); 16708 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16709 final int installReasonCount = res.removedInfo.installReasons.size(); 16710 for (int i = 0; i < installReasonCount; i++) { 16711 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16712 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16713 ps.setInstallReason(previousInstallReason, previousUserId); 16714 previousUserIds.add(previousUserId); 16715 } 16716 } 16717 16718 // Set install reason for users that are having the package newly installed. 16719 if (userId == UserHandle.USER_ALL) { 16720 for (int currentUserId : sUserManager.getUserIds()) { 16721 if (!previousUserIds.contains(currentUserId)) { 16722 ps.setInstallReason(installReason, currentUserId); 16723 } 16724 } 16725 } else if (!previousUserIds.contains(userId)) { 16726 ps.setInstallReason(installReason, userId); 16727 } 16728 mSettings.writeKernelMappingLPr(ps); 16729 } 16730 res.name = pkgName; 16731 res.uid = pkg.applicationInfo.uid; 16732 res.pkg = pkg; 16733 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16734 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16735 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16736 //to update install status 16737 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16738 mSettings.writeLPr(); 16739 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16740 } 16741 16742 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16743 } 16744 16745 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16746 try { 16747 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16748 installPackageLI(args, res); 16749 } finally { 16750 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16751 } 16752 } 16753 16754 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16755 final int installFlags = args.installFlags; 16756 final String installerPackageName = args.installerPackageName; 16757 final String volumeUuid = args.volumeUuid; 16758 final File tmpPackageFile = new File(args.getCodePath()); 16759 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16760 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16761 || (args.volumeUuid != null)); 16762 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16763 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16764 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16765 final boolean virtualPreload = 16766 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16767 boolean replace = false; 16768 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16769 if (args.move != null) { 16770 // moving a complete application; perform an initial scan on the new install location 16771 scanFlags |= SCAN_INITIAL; 16772 } 16773 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16774 scanFlags |= SCAN_DONT_KILL_APP; 16775 } 16776 if (instantApp) { 16777 scanFlags |= SCAN_AS_INSTANT_APP; 16778 } 16779 if (fullApp) { 16780 scanFlags |= SCAN_AS_FULL_APP; 16781 } 16782 if (virtualPreload) { 16783 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16784 } 16785 16786 // Result object to be returned 16787 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16788 res.installerPackageName = installerPackageName; 16789 16790 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16791 16792 // Sanity check 16793 if (instantApp && (forwardLocked || onExternal)) { 16794 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16795 + " external=" + onExternal); 16796 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16797 return; 16798 } 16799 16800 // Retrieve PackageSettings and parse package 16801 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16802 | PackageParser.PARSE_ENFORCE_CODE 16803 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16804 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16805 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16806 PackageParser pp = new PackageParser(); 16807 pp.setSeparateProcesses(mSeparateProcesses); 16808 pp.setDisplayMetrics(mMetrics); 16809 pp.setCallback(mPackageParserCallback); 16810 16811 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16812 final PackageParser.Package pkg; 16813 try { 16814 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16815 DexMetadataHelper.validatePackageDexMetadata(pkg); 16816 } catch (PackageParserException e) { 16817 res.setError("Failed parse during installPackageLI", e); 16818 return; 16819 } finally { 16820 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16821 } 16822 16823 // Instant apps have several additional install-time checks. 16824 if (instantApp) { 16825 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16826 Slog.w(TAG, 16827 "Instant app package " + pkg.packageName + " does not target at least O"); 16828 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16829 "Instant app package must target at least O"); 16830 return; 16831 } 16832 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16833 Slog.w(TAG, "Instant app package " + pkg.packageName 16834 + " does not target targetSandboxVersion 2"); 16835 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16836 "Instant app package must use targetSandboxVersion 2"); 16837 return; 16838 } 16839 if (pkg.mSharedUserId != null) { 16840 Slog.w(TAG, "Instant app package " + pkg.packageName 16841 + " may not declare sharedUserId."); 16842 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16843 "Instant app package may not declare a sharedUserId"); 16844 return; 16845 } 16846 } 16847 16848 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16849 // Static shared libraries have synthetic package names 16850 renameStaticSharedLibraryPackage(pkg); 16851 16852 // No static shared libs on external storage 16853 if (onExternal) { 16854 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16855 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16856 "Packages declaring static-shared libs cannot be updated"); 16857 return; 16858 } 16859 } 16860 16861 // If we are installing a clustered package add results for the children 16862 if (pkg.childPackages != null) { 16863 synchronized (mPackages) { 16864 final int childCount = pkg.childPackages.size(); 16865 for (int i = 0; i < childCount; i++) { 16866 PackageParser.Package childPkg = pkg.childPackages.get(i); 16867 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16868 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16869 childRes.pkg = childPkg; 16870 childRes.name = childPkg.packageName; 16871 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16872 if (childPs != null) { 16873 childRes.origUsers = childPs.queryInstalledUsers( 16874 sUserManager.getUserIds(), true); 16875 } 16876 if ((mPackages.containsKey(childPkg.packageName))) { 16877 childRes.removedInfo = new PackageRemovedInfo(this); 16878 childRes.removedInfo.removedPackage = childPkg.packageName; 16879 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16880 } 16881 if (res.addedChildPackages == null) { 16882 res.addedChildPackages = new ArrayMap<>(); 16883 } 16884 res.addedChildPackages.put(childPkg.packageName, childRes); 16885 } 16886 } 16887 } 16888 16889 // If package doesn't declare API override, mark that we have an install 16890 // time CPU ABI override. 16891 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16892 pkg.cpuAbiOverride = args.abiOverride; 16893 } 16894 16895 String pkgName = res.name = pkg.packageName; 16896 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16897 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16898 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16899 return; 16900 } 16901 } 16902 16903 try { 16904 // either use what we've been given or parse directly from the APK 16905 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16906 pkg.setSigningDetails(args.signingDetails); 16907 } else { 16908 PackageParser.collectCertificates(pkg, false /* skipVerify */); 16909 } 16910 } catch (PackageParserException e) { 16911 res.setError("Failed collect during installPackageLI", e); 16912 return; 16913 } 16914 16915 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16916 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16917 Slog.w(TAG, "Instant app package " + pkg.packageName 16918 + " is not signed with at least APK Signature Scheme v2"); 16919 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16920 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16921 return; 16922 } 16923 16924 // Get rid of all references to package scan path via parser. 16925 pp = null; 16926 String oldCodePath = null; 16927 boolean systemApp = false; 16928 synchronized (mPackages) { 16929 // Check if installing already existing package 16930 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16931 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16932 if (pkg.mOriginalPackages != null 16933 && pkg.mOriginalPackages.contains(oldName) 16934 && mPackages.containsKey(oldName)) { 16935 // This package is derived from an original package, 16936 // and this device has been updating from that original 16937 // name. We must continue using the original name, so 16938 // rename the new package here. 16939 pkg.setPackageName(oldName); 16940 pkgName = pkg.packageName; 16941 replace = true; 16942 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16943 + oldName + " pkgName=" + pkgName); 16944 } else if (mPackages.containsKey(pkgName)) { 16945 // This package, under its official name, already exists 16946 // on the device; we should replace it. 16947 replace = true; 16948 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16949 } 16950 16951 // Child packages are installed through the parent package 16952 if (pkg.parentPackage != null) { 16953 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16954 "Package " + pkg.packageName + " is child of package " 16955 + pkg.parentPackage.parentPackage + ". Child packages " 16956 + "can be updated only through the parent package."); 16957 return; 16958 } 16959 16960 if (replace) { 16961 // Prevent apps opting out from runtime permissions 16962 PackageParser.Package oldPackage = mPackages.get(pkgName); 16963 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16964 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16965 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16966 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16967 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16968 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16969 + " doesn't support runtime permissions but the old" 16970 + " target SDK " + oldTargetSdk + " does."); 16971 return; 16972 } 16973 // Prevent persistent apps from being updated 16974 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16975 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16976 "Package " + oldPackage.packageName + " is a persistent app. " 16977 + "Persistent apps are not updateable."); 16978 return; 16979 } 16980 // Prevent apps from downgrading their targetSandbox. 16981 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16982 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16983 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16984 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16985 "Package " + pkg.packageName + " new target sandbox " 16986 + newTargetSandbox + " is incompatible with the previous value of" 16987 + oldTargetSandbox + "."); 16988 return; 16989 } 16990 16991 // Prevent installing of child packages 16992 if (oldPackage.parentPackage != null) { 16993 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16994 "Package " + pkg.packageName + " is child of package " 16995 + oldPackage.parentPackage + ". Child packages " 16996 + "can be updated only through the parent package."); 16997 return; 16998 } 16999 } 17000 } 17001 17002 PackageSetting ps = mSettings.mPackages.get(pkgName); 17003 if (ps != null) { 17004 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 17005 17006 // Static shared libs have same package with different versions where 17007 // we internally use a synthetic package name to allow multiple versions 17008 // of the same package, therefore we need to compare signatures against 17009 // the package setting for the latest library version. 17010 PackageSetting signatureCheckPs = ps; 17011 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17012 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17013 if (libraryEntry != null) { 17014 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17015 } 17016 } 17017 17018 // Quick sanity check that we're signed correctly if updating; 17019 // we'll check this again later when scanning, but we want to 17020 // bail early here before tripping over redefined permissions. 17021 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17022 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 17023 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 17024 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17025 + pkg.packageName + " upgrade keys do not match the " 17026 + "previously installed version"); 17027 return; 17028 } 17029 } else { 17030 try { 17031 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 17032 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 17033 // We don't care about disabledPkgSetting on install for now. 17034 final boolean compatMatch = verifySignatures( 17035 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 17036 compareRecover); 17037 // The new KeySets will be re-added later in the scanning process. 17038 if (compatMatch) { 17039 synchronized (mPackages) { 17040 ksms.removeAppKeySetDataLPw(pkg.packageName); 17041 } 17042 } 17043 } catch (PackageManagerException e) { 17044 res.setError(e.error, e.getMessage()); 17045 return; 17046 } 17047 } 17048 17049 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17050 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17051 systemApp = (ps.pkg.applicationInfo.flags & 17052 ApplicationInfo.FLAG_SYSTEM) != 0; 17053 } 17054 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17055 } 17056 17057 int N = pkg.permissions.size(); 17058 for (int i = N-1; i >= 0; i--) { 17059 final PackageParser.Permission perm = pkg.permissions.get(i); 17060 final BasePermission bp = 17061 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 17062 17063 // Don't allow anyone but the system to define ephemeral permissions. 17064 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 17065 && !systemApp) { 17066 Slog.w(TAG, "Non-System package " + pkg.packageName 17067 + " attempting to delcare ephemeral permission " 17068 + perm.info.name + "; Removing ephemeral."); 17069 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 17070 } 17071 17072 // Check whether the newly-scanned package wants to define an already-defined perm 17073 if (bp != null) { 17074 // If the defining package is signed with our cert, it's okay. This 17075 // also includes the "updating the same package" case, of course. 17076 // "updating same package" could also involve key-rotation. 17077 final boolean sigsOk; 17078 final String sourcePackageName = bp.getSourcePackageName(); 17079 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 17080 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17081 if (sourcePackageName.equals(pkg.packageName) 17082 && (ksms.shouldCheckUpgradeKeySetLocked( 17083 sourcePackageSetting, scanFlags))) { 17084 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 17085 } else { 17086 17087 // in the event of signing certificate rotation, we need to see if the 17088 // package's certificate has rotated from the current one, or if it is an 17089 // older certificate with which the current is ok with sharing permissions 17090 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17091 pkg.mSigningDetails, 17092 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17093 sigsOk = true; 17094 } else if (pkg.mSigningDetails.checkCapability( 17095 sourcePackageSetting.signatures.mSigningDetails, 17096 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17097 17098 // the scanned package checks out, has signing certificate rotation 17099 // history, and is newer; bring it over 17100 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17101 sigsOk = true; 17102 } else { 17103 sigsOk = false; 17104 } 17105 } 17106 if (!sigsOk) { 17107 // If the owning package is the system itself, we log but allow 17108 // install to proceed; we fail the install on all other permission 17109 // redefinitions. 17110 if (!sourcePackageName.equals("android")) { 17111 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17112 + pkg.packageName + " attempting to redeclare permission " 17113 + perm.info.name + " already owned by " + sourcePackageName); 17114 res.origPermission = perm.info.name; 17115 res.origPackage = sourcePackageName; 17116 return; 17117 } else { 17118 Slog.w(TAG, "Package " + pkg.packageName 17119 + " attempting to redeclare system permission " 17120 + perm.info.name + "; ignoring new declaration"); 17121 pkg.permissions.remove(i); 17122 } 17123 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17124 // Prevent apps to change protection level to dangerous from any other 17125 // type as this would allow a privilege escalation where an app adds a 17126 // normal/signature permission in other app's group and later redefines 17127 // it as dangerous leading to the group auto-grant. 17128 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17129 == PermissionInfo.PROTECTION_DANGEROUS) { 17130 if (bp != null && !bp.isRuntime()) { 17131 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17132 + "non-runtime permission " + perm.info.name 17133 + " to runtime; keeping old protection level"); 17134 perm.info.protectionLevel = bp.getProtectionLevel(); 17135 } 17136 } 17137 } 17138 } 17139 } 17140 } 17141 17142 if (systemApp) { 17143 if (onExternal) { 17144 // Abort update; system app can't be replaced with app on sdcard 17145 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17146 "Cannot install updates to system apps on sdcard"); 17147 return; 17148 } else if (instantApp) { 17149 // Abort update; system app can't be replaced with an instant app 17150 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17151 "Cannot update a system app with an instant app"); 17152 return; 17153 } 17154 } 17155 17156 if (args.move != null) { 17157 // We did an in-place move, so dex is ready to roll 17158 scanFlags |= SCAN_NO_DEX; 17159 scanFlags |= SCAN_MOVE; 17160 17161 synchronized (mPackages) { 17162 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17163 if (ps == null) { 17164 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17165 "Missing settings for moved package " + pkgName); 17166 } 17167 17168 // We moved the entire application as-is, so bring over the 17169 // previously derived ABI information. 17170 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17171 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17172 } 17173 17174 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17175 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17176 scanFlags |= SCAN_NO_DEX; 17177 17178 try { 17179 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17180 args.abiOverride : pkg.cpuAbiOverride); 17181 final boolean extractNativeLibs = !pkg.isLibrary(); 17182 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17183 } catch (PackageManagerException pme) { 17184 Slog.e(TAG, "Error deriving application ABI", pme); 17185 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17186 return; 17187 } 17188 17189 // Shared libraries for the package need to be updated. 17190 synchronized (mPackages) { 17191 try { 17192 updateSharedLibrariesLPr(pkg, null); 17193 } catch (PackageManagerException e) { 17194 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17195 } 17196 } 17197 } 17198 17199 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17200 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17201 return; 17202 } 17203 17204 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17205 String apkPath = null; 17206 synchronized (mPackages) { 17207 // Note that if the attacker managed to skip verify setup, for example by tampering 17208 // with the package settings, upon reboot we will do full apk verification when 17209 // verity is not detected. 17210 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17211 if (ps != null && ps.isPrivileged()) { 17212 apkPath = pkg.baseCodePath; 17213 } 17214 } 17215 17216 if (apkPath != null) { 17217 final VerityUtils.SetupResult result = 17218 VerityUtils.generateApkVeritySetupData(apkPath); 17219 if (result.isOk()) { 17220 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17221 FileDescriptor fd = result.getUnownedFileDescriptor(); 17222 try { 17223 mInstaller.installApkVerity(apkPath, fd); 17224 } catch (InstallerException e) { 17225 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17226 "Failed to set up verity: " + e); 17227 return; 17228 } finally { 17229 IoUtils.closeQuietly(fd); 17230 } 17231 } else if (result.isFailed()) { 17232 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17233 return; 17234 } else { 17235 // Do nothing if verity is skipped. Will fall back to full apk verification on 17236 // reboot. 17237 } 17238 } 17239 } 17240 17241 if (!instantApp) { 17242 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17243 } else { 17244 if (DEBUG_DOMAIN_VERIFICATION) { 17245 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17246 } 17247 } 17248 17249 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17250 "installPackageLI")) { 17251 if (replace) { 17252 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17253 // Static libs have a synthetic package name containing the version 17254 // and cannot be updated as an update would get a new package name, 17255 // unless this is the exact same version code which is useful for 17256 // development. 17257 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17258 if (existingPkg != null && 17259 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17260 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17261 + "static-shared libs cannot be updated"); 17262 return; 17263 } 17264 } 17265 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17266 installerPackageName, res, args.installReason); 17267 } else { 17268 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17269 args.user, installerPackageName, volumeUuid, res, args.installReason); 17270 } 17271 } 17272 17273 // Prepare the application profiles for the new code paths. 17274 // This needs to be done before invoking dexopt so that any install-time profile 17275 // can be used for optimizations. 17276 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17277 17278 // Check whether we need to dexopt the app. 17279 // 17280 // NOTE: it is IMPORTANT to call dexopt: 17281 // - after doRename which will sync the package data from PackageParser.Package and its 17282 // corresponding ApplicationInfo. 17283 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17284 // uid of the application (pkg.applicationInfo.uid). 17285 // This update happens in place! 17286 // 17287 // We only need to dexopt if the package meets ALL of the following conditions: 17288 // 1) it is not forward locked. 17289 // 2) it is not on on an external ASEC container. 17290 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17291 // 17292 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17293 // complete, so we skip this step during installation. Instead, we'll take extra time 17294 // the first time the instant app starts. It's preferred to do it this way to provide 17295 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17296 // middle of running an instant app. The default behaviour can be overridden 17297 // via gservices. 17298 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17299 && !forwardLocked 17300 && !pkg.applicationInfo.isExternalAsec() 17301 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17302 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17303 17304 if (performDexopt) { 17305 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17306 // Do not run PackageDexOptimizer through the local performDexOpt 17307 // method because `pkg` may not be in `mPackages` yet. 17308 // 17309 // Also, don't fail application installs if the dexopt step fails. 17310 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17311 REASON_INSTALL, 17312 DexoptOptions.DEXOPT_BOOT_COMPLETE | 17313 DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE); 17314 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17315 null /* instructionSets */, 17316 getOrCreateCompilerPackageStats(pkg), 17317 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17318 dexoptOptions); 17319 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17320 } 17321 17322 // Notify BackgroundDexOptService that the package has been changed. 17323 // If this is an update of a package which used to fail to compile, 17324 // BackgroundDexOptService will remove it from its blacklist. 17325 // TODO: Layering violation 17326 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17327 17328 synchronized (mPackages) { 17329 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17330 if (ps != null) { 17331 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17332 ps.setUpdateAvailable(false /*updateAvailable*/); 17333 } 17334 17335 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17336 for (int i = 0; i < childCount; i++) { 17337 PackageParser.Package childPkg = pkg.childPackages.get(i); 17338 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17339 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17340 if (childPs != null) { 17341 childRes.newUsers = childPs.queryInstalledUsers( 17342 sUserManager.getUserIds(), true); 17343 } 17344 } 17345 17346 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17347 updateSequenceNumberLP(ps, res.newUsers); 17348 updateInstantAppInstallerLocked(pkgName); 17349 } 17350 } 17351 } 17352 17353 private void startIntentFilterVerifications(int userId, boolean replacing, 17354 PackageParser.Package pkg) { 17355 if (mIntentFilterVerifierComponent == null) { 17356 Slog.w(TAG, "No IntentFilter verification will not be done as " 17357 + "there is no IntentFilterVerifier available!"); 17358 return; 17359 } 17360 17361 final int verifierUid = getPackageUid( 17362 mIntentFilterVerifierComponent.getPackageName(), 17363 MATCH_DEBUG_TRIAGED_MISSING, 17364 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17365 17366 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17367 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17368 mHandler.sendMessage(msg); 17369 17370 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17371 for (int i = 0; i < childCount; i++) { 17372 PackageParser.Package childPkg = pkg.childPackages.get(i); 17373 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17374 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17375 mHandler.sendMessage(msg); 17376 } 17377 } 17378 17379 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17380 PackageParser.Package pkg) { 17381 int size = pkg.activities.size(); 17382 if (size == 0) { 17383 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17384 "No activity, so no need to verify any IntentFilter!"); 17385 return; 17386 } 17387 17388 final boolean hasDomainURLs = hasDomainURLs(pkg); 17389 if (!hasDomainURLs) { 17390 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17391 "No domain URLs, so no need to verify any IntentFilter!"); 17392 return; 17393 } 17394 17395 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17396 + " if any IntentFilter from the " + size 17397 + " Activities needs verification ..."); 17398 17399 int count = 0; 17400 final String packageName = pkg.packageName; 17401 17402 synchronized (mPackages) { 17403 // If this is a new install and we see that we've already run verification for this 17404 // package, we have nothing to do: it means the state was restored from backup. 17405 if (!replacing) { 17406 IntentFilterVerificationInfo ivi = 17407 mSettings.getIntentFilterVerificationLPr(packageName); 17408 if (ivi != null) { 17409 if (DEBUG_DOMAIN_VERIFICATION) { 17410 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17411 + ivi.getStatusString()); 17412 } 17413 return; 17414 } 17415 } 17416 17417 // If any filters need to be verified, then all need to be. 17418 boolean needToVerify = false; 17419 for (PackageParser.Activity a : pkg.activities) { 17420 for (ActivityIntentInfo filter : a.intents) { 17421 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17422 if (DEBUG_DOMAIN_VERIFICATION) { 17423 Slog.d(TAG, 17424 "Intent filter needs verification, so processing all filters"); 17425 } 17426 needToVerify = true; 17427 break; 17428 } 17429 } 17430 } 17431 17432 if (needToVerify) { 17433 final int verificationId = mIntentFilterVerificationToken++; 17434 for (PackageParser.Activity a : pkg.activities) { 17435 for (ActivityIntentInfo filter : a.intents) { 17436 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17437 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17438 "Verification needed for IntentFilter:" + filter.toString()); 17439 mIntentFilterVerifier.addOneIntentFilterVerification( 17440 verifierUid, userId, verificationId, filter, packageName); 17441 count++; 17442 } 17443 } 17444 } 17445 } 17446 } 17447 17448 if (count > 0) { 17449 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17450 + " IntentFilter verification" + (count > 1 ? "s" : "") 17451 + " for userId:" + userId); 17452 mIntentFilterVerifier.startVerifications(userId); 17453 } else { 17454 if (DEBUG_DOMAIN_VERIFICATION) { 17455 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17456 } 17457 } 17458 } 17459 17460 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17461 final ComponentName cn = filter.activity.getComponentName(); 17462 final String packageName = cn.getPackageName(); 17463 17464 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17465 packageName); 17466 if (ivi == null) { 17467 return true; 17468 } 17469 int status = ivi.getStatus(); 17470 switch (status) { 17471 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17472 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17473 return true; 17474 17475 default: 17476 // Nothing to do 17477 return false; 17478 } 17479 } 17480 17481 private static boolean isMultiArch(ApplicationInfo info) { 17482 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17483 } 17484 17485 private static boolean isExternal(PackageParser.Package pkg) { 17486 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17487 } 17488 17489 private static boolean isExternal(PackageSetting ps) { 17490 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17491 } 17492 17493 private static boolean isSystemApp(PackageParser.Package pkg) { 17494 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17495 } 17496 17497 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17498 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17499 } 17500 17501 private static boolean isOemApp(PackageParser.Package pkg) { 17502 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17503 } 17504 17505 private static boolean isVendorApp(PackageParser.Package pkg) { 17506 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17507 } 17508 17509 private static boolean isProductApp(PackageParser.Package pkg) { 17510 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17511 } 17512 17513 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17514 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17515 } 17516 17517 private static boolean isSystemApp(PackageSetting ps) { 17518 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17519 } 17520 17521 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17522 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17523 } 17524 17525 private int packageFlagsToInstallFlags(PackageSetting ps) { 17526 int installFlags = 0; 17527 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17528 // This existing package was an external ASEC install when we have 17529 // the external flag without a UUID 17530 installFlags |= PackageManager.INSTALL_EXTERNAL; 17531 } 17532 if (ps.isForwardLocked()) { 17533 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17534 } 17535 return installFlags; 17536 } 17537 17538 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17539 if (isExternal(pkg)) { 17540 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17541 return mSettings.getExternalVersion(); 17542 } else { 17543 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17544 } 17545 } else { 17546 return mSettings.getInternalVersion(); 17547 } 17548 } 17549 17550 private void deleteTempPackageFiles() { 17551 final FilenameFilter filter = new FilenameFilter() { 17552 public boolean accept(File dir, String name) { 17553 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17554 } 17555 }; 17556 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17557 file.delete(); 17558 } 17559 } 17560 17561 @Override 17562 public void deletePackageAsUser(String packageName, int versionCode, 17563 IPackageDeleteObserver observer, int userId, int flags) { 17564 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17565 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17566 } 17567 17568 @Override 17569 public void deletePackageVersioned(VersionedPackage versionedPackage, 17570 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17571 final int callingUid = Binder.getCallingUid(); 17572 mContext.enforceCallingOrSelfPermission( 17573 android.Manifest.permission.DELETE_PACKAGES, null); 17574 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17575 Preconditions.checkNotNull(versionedPackage); 17576 Preconditions.checkNotNull(observer); 17577 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17578 PackageManager.VERSION_CODE_HIGHEST, 17579 Long.MAX_VALUE, "versionCode must be >= -1"); 17580 17581 final String packageName = versionedPackage.getPackageName(); 17582 final long versionCode = versionedPackage.getLongVersionCode(); 17583 final String internalPackageName; 17584 synchronized (mPackages) { 17585 // Normalize package name to handle renamed packages and static libs 17586 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17587 } 17588 17589 final int uid = Binder.getCallingUid(); 17590 if (!isOrphaned(internalPackageName) 17591 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17592 try { 17593 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17594 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17595 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17596 observer.onUserActionRequired(intent); 17597 } catch (RemoteException re) { 17598 } 17599 return; 17600 } 17601 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17602 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17603 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17604 mContext.enforceCallingOrSelfPermission( 17605 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17606 "deletePackage for user " + userId); 17607 } 17608 17609 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17610 try { 17611 observer.onPackageDeleted(packageName, 17612 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17613 } catch (RemoteException re) { 17614 } 17615 return; 17616 } 17617 17618 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17619 try { 17620 observer.onPackageDeleted(packageName, 17621 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17622 } catch (RemoteException re) { 17623 } 17624 return; 17625 } 17626 17627 if (DEBUG_REMOVE) { 17628 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17629 + " deleteAllUsers: " + deleteAllUsers + " version=" 17630 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17631 ? "VERSION_CODE_HIGHEST" : versionCode)); 17632 } 17633 // Queue up an async operation since the package deletion may take a little while. 17634 mHandler.post(new Runnable() { 17635 public void run() { 17636 mHandler.removeCallbacks(this); 17637 int returnCode; 17638 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17639 boolean doDeletePackage = true; 17640 if (ps != null) { 17641 final boolean targetIsInstantApp = 17642 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17643 doDeletePackage = !targetIsInstantApp 17644 || canViewInstantApps; 17645 } 17646 if (doDeletePackage) { 17647 if (!deleteAllUsers) { 17648 returnCode = deletePackageX(internalPackageName, versionCode, 17649 userId, deleteFlags); 17650 } else { 17651 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17652 internalPackageName, users); 17653 // If nobody is blocking uninstall, proceed with delete for all users 17654 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17655 returnCode = deletePackageX(internalPackageName, versionCode, 17656 userId, deleteFlags); 17657 } else { 17658 // Otherwise uninstall individually for users with blockUninstalls=false 17659 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17660 for (int userId : users) { 17661 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17662 returnCode = deletePackageX(internalPackageName, versionCode, 17663 userId, userFlags); 17664 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17665 Slog.w(TAG, "Package delete failed for user " + userId 17666 + ", returnCode " + returnCode); 17667 } 17668 } 17669 } 17670 // The app has only been marked uninstalled for certain users. 17671 // We still need to report that delete was blocked 17672 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17673 } 17674 } 17675 } else { 17676 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17677 } 17678 try { 17679 observer.onPackageDeleted(packageName, returnCode, null); 17680 } catch (RemoteException e) { 17681 Log.i(TAG, "Observer no longer exists."); 17682 } //end catch 17683 } //end run 17684 }); 17685 } 17686 17687 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17688 if (pkg.staticSharedLibName != null) { 17689 return pkg.manifestPackageName; 17690 } 17691 return pkg.packageName; 17692 } 17693 17694 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17695 // Handle renamed packages 17696 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17697 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17698 17699 // Is this a static library? 17700 LongSparseArray<SharedLibraryEntry> versionedLib = 17701 mStaticLibsByDeclaringPackage.get(packageName); 17702 if (versionedLib == null || versionedLib.size() <= 0) { 17703 return packageName; 17704 } 17705 17706 // Figure out which lib versions the caller can see 17707 LongSparseLongArray versionsCallerCanSee = null; 17708 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17709 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17710 && callingAppId != Process.ROOT_UID) { 17711 versionsCallerCanSee = new LongSparseLongArray(); 17712 String libName = versionedLib.valueAt(0).info.getName(); 17713 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17714 if (uidPackages != null) { 17715 for (String uidPackage : uidPackages) { 17716 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17717 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17718 if (libIdx >= 0) { 17719 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17720 versionsCallerCanSee.append(libVersion, libVersion); 17721 } 17722 } 17723 } 17724 } 17725 17726 // Caller can see nothing - done 17727 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17728 return packageName; 17729 } 17730 17731 // Find the version the caller can see and the app version code 17732 SharedLibraryEntry highestVersion = null; 17733 final int versionCount = versionedLib.size(); 17734 for (int i = 0; i < versionCount; i++) { 17735 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17736 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17737 libEntry.info.getLongVersion()) < 0) { 17738 continue; 17739 } 17740 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17741 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17742 if (libVersionCode == versionCode) { 17743 return libEntry.apk; 17744 } 17745 } else if (highestVersion == null) { 17746 highestVersion = libEntry; 17747 } else if (libVersionCode > highestVersion.info 17748 .getDeclaringPackage().getLongVersionCode()) { 17749 highestVersion = libEntry; 17750 } 17751 } 17752 17753 if (highestVersion != null) { 17754 return highestVersion.apk; 17755 } 17756 17757 return packageName; 17758 } 17759 17760 boolean isCallerVerifier(int callingUid) { 17761 final int callingUserId = UserHandle.getUserId(callingUid); 17762 return mRequiredVerifierPackage != null && 17763 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17764 } 17765 17766 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17767 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17768 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17769 return true; 17770 } 17771 final int callingUserId = UserHandle.getUserId(callingUid); 17772 // If the caller installed the pkgName, then allow it to silently uninstall. 17773 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17774 return true; 17775 } 17776 17777 // Allow package verifier to silently uninstall. 17778 if (mRequiredVerifierPackage != null && 17779 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17780 return true; 17781 } 17782 17783 // Allow package uninstaller to silently uninstall. 17784 if (mRequiredUninstallerPackage != null && 17785 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17786 return true; 17787 } 17788 17789 // Allow storage manager to silently uninstall. 17790 if (mStorageManagerPackage != null && 17791 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17792 return true; 17793 } 17794 17795 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17796 // uninstall for device owner provisioning. 17797 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17798 == PERMISSION_GRANTED) { 17799 return true; 17800 } 17801 17802 return false; 17803 } 17804 17805 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17806 int[] result = EMPTY_INT_ARRAY; 17807 for (int userId : userIds) { 17808 if (getBlockUninstallForUser(packageName, userId)) { 17809 result = ArrayUtils.appendInt(result, userId); 17810 } 17811 } 17812 return result; 17813 } 17814 17815 @Override 17816 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17817 final int callingUid = Binder.getCallingUid(); 17818 if (getInstantAppPackageName(callingUid) != null 17819 && !isCallerSameApp(packageName, callingUid)) { 17820 return false; 17821 } 17822 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17823 } 17824 17825 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17826 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17827 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17828 try { 17829 if (dpm != null) { 17830 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17831 /* callingUserOnly =*/ false); 17832 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17833 : deviceOwnerComponentName.getPackageName(); 17834 // Does the package contains the device owner? 17835 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17836 // this check is probably not needed, since DO should be registered as a device 17837 // admin on some user too. (Original bug for this: b/17657954) 17838 if (packageName.equals(deviceOwnerPackageName)) { 17839 return true; 17840 } 17841 // Does it contain a device admin for any user? 17842 int[] users; 17843 if (userId == UserHandle.USER_ALL) { 17844 users = sUserManager.getUserIds(); 17845 } else { 17846 users = new int[]{userId}; 17847 } 17848 for (int i = 0; i < users.length; ++i) { 17849 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17850 return true; 17851 } 17852 } 17853 } 17854 } catch (RemoteException e) { 17855 } 17856 return false; 17857 } 17858 17859 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17860 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17861 } 17862 17863 /** 17864 * This method is an internal method that could be get invoked either 17865 * to delete an installed package or to clean up a failed installation. 17866 * After deleting an installed package, a broadcast is sent to notify any 17867 * listeners that the package has been removed. For cleaning up a failed 17868 * installation, the broadcast is not necessary since the package's 17869 * installation wouldn't have sent the initial broadcast either 17870 * The key steps in deleting a package are 17871 * deleting the package information in internal structures like mPackages, 17872 * deleting the packages base directories through installd 17873 * updating mSettings to reflect current status 17874 * persisting settings for later use 17875 * sending a broadcast if necessary 17876 */ 17877 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17878 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17879 final boolean res; 17880 17881 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17882 ? UserHandle.USER_ALL : userId; 17883 17884 if (isPackageDeviceAdmin(packageName, removeUser)) { 17885 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17886 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17887 } 17888 17889 PackageSetting uninstalledPs = null; 17890 PackageParser.Package pkg = null; 17891 17892 // for the uninstall-updates case and restricted profiles, remember the per- 17893 // user handle installed state 17894 int[] allUsers; 17895 synchronized (mPackages) { 17896 uninstalledPs = mSettings.mPackages.get(packageName); 17897 if (uninstalledPs == null) { 17898 Slog.w(TAG, "Not removing non-existent package " + packageName); 17899 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17900 } 17901 17902 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17903 && uninstalledPs.versionCode != versionCode) { 17904 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17905 + uninstalledPs.versionCode + " != " + versionCode); 17906 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17907 } 17908 17909 // Static shared libs can be declared by any package, so let us not 17910 // allow removing a package if it provides a lib others depend on. 17911 pkg = mPackages.get(packageName); 17912 17913 allUsers = sUserManager.getUserIds(); 17914 17915 if (pkg != null && pkg.staticSharedLibName != null) { 17916 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17917 pkg.staticSharedLibVersion); 17918 if (libEntry != null) { 17919 for (int currUserId : allUsers) { 17920 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17921 continue; 17922 } 17923 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17924 libEntry.info, 0, currUserId); 17925 if (!ArrayUtils.isEmpty(libClientPackages)) { 17926 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17927 + " hosting lib " + libEntry.info.getName() + " version " 17928 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17929 + " for user " + currUserId); 17930 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17931 } 17932 } 17933 } 17934 } 17935 17936 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17937 } 17938 17939 final int freezeUser; 17940 if (isUpdatedSystemApp(uninstalledPs) 17941 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17942 // We're downgrading a system app, which will apply to all users, so 17943 // freeze them all during the downgrade 17944 freezeUser = UserHandle.USER_ALL; 17945 } else { 17946 freezeUser = removeUser; 17947 } 17948 17949 synchronized (mInstallLock) { 17950 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17951 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17952 deleteFlags, "deletePackageX")) { 17953 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17954 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17955 } 17956 synchronized (mPackages) { 17957 if (res) { 17958 if (pkg != null) { 17959 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17960 } 17961 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17962 updateInstantAppInstallerLocked(packageName); 17963 } 17964 } 17965 } 17966 17967 if (res) { 17968 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17969 info.sendPackageRemovedBroadcasts(killApp); 17970 info.sendSystemPackageUpdatedBroadcasts(); 17971 info.sendSystemPackageAppearedBroadcasts(); 17972 } 17973 // Force a gc here. 17974 Runtime.getRuntime().gc(); 17975 // Delete the resources here after sending the broadcast to let 17976 // other processes clean up before deleting resources. 17977 if (info.args != null) { 17978 synchronized (mInstallLock) { 17979 info.args.doPostDeleteLI(true); 17980 } 17981 } 17982 17983 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17984 } 17985 17986 static class PackageRemovedInfo { 17987 final PackageSender packageSender; 17988 String removedPackage; 17989 String installerPackageName; 17990 int uid = -1; 17991 int removedAppId = -1; 17992 int[] origUsers; 17993 int[] removedUsers = null; 17994 int[] broadcastUsers = null; 17995 int[] instantUserIds = null; 17996 SparseArray<Integer> installReasons; 17997 boolean isRemovedPackageSystemUpdate = false; 17998 boolean isUpdate; 17999 boolean dataRemoved; 18000 boolean removedForAllUsers; 18001 boolean isStaticSharedLib; 18002 // Clean up resources deleted packages. 18003 InstallArgs args = null; 18004 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 18005 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 18006 18007 PackageRemovedInfo(PackageSender packageSender) { 18008 this.packageSender = packageSender; 18009 } 18010 18011 void sendPackageRemovedBroadcasts(boolean killApp) { 18012 sendPackageRemovedBroadcastInternal(killApp); 18013 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 18014 for (int i = 0; i < childCount; i++) { 18015 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18016 childInfo.sendPackageRemovedBroadcastInternal(killApp); 18017 } 18018 } 18019 18020 void sendSystemPackageUpdatedBroadcasts() { 18021 if (isRemovedPackageSystemUpdate) { 18022 sendSystemPackageUpdatedBroadcastsInternal(); 18023 final int childCount = (removedChildPackages != null) 18024 ? removedChildPackages.size() : 0; 18025 for (int i = 0; i < childCount; i++) { 18026 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18027 if (childInfo.isRemovedPackageSystemUpdate) { 18028 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 18029 } 18030 } 18031 } 18032 } 18033 18034 void sendSystemPackageAppearedBroadcasts() { 18035 final int packageCount = (appearedChildPackages != null) 18036 ? appearedChildPackages.size() : 0; 18037 for (int i = 0; i < packageCount; i++) { 18038 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 18039 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 18040 true /*sendBootCompleted*/, false /*startReceiver*/, 18041 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 18042 } 18043 } 18044 18045 private void sendSystemPackageUpdatedBroadcastsInternal() { 18046 Bundle extras = new Bundle(2); 18047 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18048 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18049 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18050 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18051 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18052 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18053 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 18054 null, null, 0, removedPackage, null, null, null); 18055 if (installerPackageName != null) { 18056 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18057 removedPackage, extras, 0 /*flags*/, 18058 installerPackageName, null, null, null); 18059 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18060 removedPackage, extras, 0 /*flags*/, 18061 installerPackageName, null, null, null); 18062 } 18063 } 18064 18065 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18066 // Don't send static shared library removal broadcasts as these 18067 // libs are visible only the the apps that depend on them an one 18068 // cannot remove the library if it has a dependency. 18069 if (isStaticSharedLib) { 18070 return; 18071 } 18072 Bundle extras = new Bundle(2); 18073 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18074 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18075 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18076 if (isUpdate || isRemovedPackageSystemUpdate) { 18077 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18078 } 18079 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18080 if (removedPackage != null) { 18081 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18082 removedPackage, extras, 0, null /*targetPackage*/, null, 18083 broadcastUsers, instantUserIds); 18084 if (installerPackageName != null) { 18085 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18086 removedPackage, extras, 0 /*flags*/, 18087 installerPackageName, null, broadcastUsers, instantUserIds); 18088 } 18089 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18090 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18091 removedPackage, extras, 18092 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18093 null, null, broadcastUsers, instantUserIds); 18094 packageSender.notifyPackageRemoved(removedPackage); 18095 } 18096 } 18097 if (removedAppId >= 0) { 18098 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18099 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18100 null, null, broadcastUsers, instantUserIds); 18101 } 18102 } 18103 18104 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18105 removedUsers = userIds; 18106 if (removedUsers == null) { 18107 broadcastUsers = null; 18108 return; 18109 } 18110 18111 broadcastUsers = EMPTY_INT_ARRAY; 18112 instantUserIds = EMPTY_INT_ARRAY; 18113 for (int i = userIds.length - 1; i >= 0; --i) { 18114 final int userId = userIds[i]; 18115 if (deletedPackageSetting.getInstantApp(userId)) { 18116 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18117 } else { 18118 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18119 } 18120 } 18121 } 18122 } 18123 18124 /* 18125 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18126 * flag is not set, the data directory is removed as well. 18127 * make sure this flag is set for partially installed apps. If not its meaningless to 18128 * delete a partially installed application. 18129 */ 18130 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18131 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18132 String packageName = ps.name; 18133 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18134 // Retrieve object to delete permissions for shared user later on 18135 final PackageParser.Package deletedPkg; 18136 final PackageSetting deletedPs; 18137 // reader 18138 synchronized (mPackages) { 18139 deletedPkg = mPackages.get(packageName); 18140 deletedPs = mSettings.mPackages.get(packageName); 18141 if (outInfo != null) { 18142 outInfo.removedPackage = packageName; 18143 outInfo.installerPackageName = ps.installerPackageName; 18144 outInfo.isStaticSharedLib = deletedPkg != null 18145 && deletedPkg.staticSharedLibName != null; 18146 outInfo.populateUsers(deletedPs == null ? null 18147 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18148 } 18149 } 18150 18151 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18152 18153 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18154 final PackageParser.Package resolvedPkg; 18155 if (deletedPkg != null) { 18156 resolvedPkg = deletedPkg; 18157 } else { 18158 // We don't have a parsed package when it lives on an ejected 18159 // adopted storage device, so fake something together 18160 resolvedPkg = new PackageParser.Package(ps.name); 18161 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18162 } 18163 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18164 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18165 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18166 if (outInfo != null) { 18167 outInfo.dataRemoved = true; 18168 } 18169 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18170 } 18171 18172 int removedAppId = -1; 18173 18174 // writer 18175 synchronized (mPackages) { 18176 boolean installedStateChanged = false; 18177 if (deletedPs != null) { 18178 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18179 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18180 clearDefaultBrowserIfNeeded(packageName); 18181 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18182 removedAppId = mSettings.removePackageLPw(packageName); 18183 if (outInfo != null) { 18184 outInfo.removedAppId = removedAppId; 18185 } 18186 mPermissionManager.updatePermissions( 18187 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18188 if (deletedPs.sharedUser != null) { 18189 // Remove permissions associated with package. Since runtime 18190 // permissions are per user we have to kill the removed package 18191 // or packages running under the shared user of the removed 18192 // package if revoking the permissions requested only by the removed 18193 // package is successful and this causes a change in gids. 18194 for (int userId : UserManagerService.getInstance().getUserIds()) { 18195 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18196 userId); 18197 if (userIdToKill == UserHandle.USER_ALL 18198 || userIdToKill >= UserHandle.USER_SYSTEM) { 18199 // If gids changed for this user, kill all affected packages. 18200 mHandler.post(new Runnable() { 18201 @Override 18202 public void run() { 18203 // This has to happen with no lock held. 18204 killApplication(deletedPs.name, deletedPs.appId, 18205 KILL_APP_REASON_GIDS_CHANGED); 18206 } 18207 }); 18208 break; 18209 } 18210 } 18211 } 18212 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18213 } 18214 // make sure to preserve per-user disabled state if this removal was just 18215 // a downgrade of a system app to the factory package 18216 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18217 if (DEBUG_REMOVE) { 18218 Slog.d(TAG, "Propagating install state across downgrade"); 18219 } 18220 for (int userId : allUserHandles) { 18221 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18222 if (DEBUG_REMOVE) { 18223 Slog.d(TAG, " user " + userId + " => " + installed); 18224 } 18225 if (installed != ps.getInstalled(userId)) { 18226 installedStateChanged = true; 18227 } 18228 ps.setInstalled(installed, userId); 18229 } 18230 } 18231 } 18232 // can downgrade to reader 18233 if (writeSettings) { 18234 // Save settings now 18235 mSettings.writeLPr(); 18236 } 18237 if (installedStateChanged) { 18238 mSettings.writeKernelMappingLPr(ps); 18239 } 18240 } 18241 if (removedAppId != -1) { 18242 // A user ID was deleted here. Go through all users and remove it 18243 // from KeyStore. 18244 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18245 } 18246 } 18247 18248 static boolean locationIsPrivileged(String path) { 18249 try { 18250 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18251 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18252 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18253 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18254 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18255 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18256 } catch (IOException e) { 18257 Slog.e(TAG, "Unable to access code path " + path); 18258 } 18259 return false; 18260 } 18261 18262 static boolean locationIsOem(String path) { 18263 try { 18264 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18265 } catch (IOException e) { 18266 Slog.e(TAG, "Unable to access code path " + path); 18267 } 18268 return false; 18269 } 18270 18271 static boolean locationIsVendor(String path) { 18272 try { 18273 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 18274 } catch (IOException e) { 18275 Slog.e(TAG, "Unable to access code path " + path); 18276 } 18277 return false; 18278 } 18279 18280 static boolean locationIsProduct(String path) { 18281 try { 18282 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18283 } catch (IOException e) { 18284 Slog.e(TAG, "Unable to access code path " + path); 18285 } 18286 return false; 18287 } 18288 18289 /* 18290 * Tries to delete system package. 18291 */ 18292 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18293 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18294 boolean writeSettings) { 18295 if (deletedPs.parentPackageName != null) { 18296 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18297 return false; 18298 } 18299 18300 final boolean applyUserRestrictions 18301 = (allUserHandles != null) && (outInfo.origUsers != null); 18302 final PackageSetting disabledPs; 18303 // Confirm if the system package has been updated 18304 // An updated system app can be deleted. This will also have to restore 18305 // the system pkg from system partition 18306 // reader 18307 synchronized (mPackages) { 18308 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18309 } 18310 18311 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18312 + " disabledPs=" + disabledPs); 18313 18314 if (disabledPs == null) { 18315 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18316 return false; 18317 } else if (DEBUG_REMOVE) { 18318 Slog.d(TAG, "Deleting system pkg from data partition"); 18319 } 18320 18321 if (DEBUG_REMOVE) { 18322 if (applyUserRestrictions) { 18323 Slog.d(TAG, "Remembering install states:"); 18324 for (int userId : allUserHandles) { 18325 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18326 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18327 } 18328 } 18329 } 18330 18331 // Delete the updated package 18332 outInfo.isRemovedPackageSystemUpdate = true; 18333 if (outInfo.removedChildPackages != null) { 18334 final int childCount = (deletedPs.childPackageNames != null) 18335 ? deletedPs.childPackageNames.size() : 0; 18336 for (int i = 0; i < childCount; i++) { 18337 String childPackageName = deletedPs.childPackageNames.get(i); 18338 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18339 .contains(childPackageName)) { 18340 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18341 childPackageName); 18342 if (childInfo != null) { 18343 childInfo.isRemovedPackageSystemUpdate = true; 18344 } 18345 } 18346 } 18347 } 18348 18349 if (disabledPs.versionCode < deletedPs.versionCode) { 18350 // Delete data for downgrades 18351 flags &= ~PackageManager.DELETE_KEEP_DATA; 18352 } else { 18353 // Preserve data by setting flag 18354 flags |= PackageManager.DELETE_KEEP_DATA; 18355 } 18356 18357 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18358 outInfo, writeSettings, disabledPs.pkg); 18359 if (!ret) { 18360 return false; 18361 } 18362 18363 // writer 18364 synchronized (mPackages) { 18365 // NOTE: The system package always needs to be enabled; even if it's for 18366 // a compressed stub. If we don't, installing the system package fails 18367 // during scan [scanning checks the disabled packages]. We will reverse 18368 // this later, after we've "installed" the stub. 18369 // Reinstate the old system package 18370 enableSystemPackageLPw(disabledPs.pkg); 18371 // Remove any native libraries from the upgraded package. 18372 removeNativeBinariesLI(deletedPs); 18373 } 18374 18375 // Install the system package 18376 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18377 try { 18378 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18379 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18380 } catch (PackageManagerException e) { 18381 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18382 + e.getMessage()); 18383 return false; 18384 } finally { 18385 if (disabledPs.pkg.isStub) { 18386 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18387 } 18388 } 18389 return true; 18390 } 18391 18392 /** 18393 * Installs a package that's already on the system partition. 18394 */ 18395 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18396 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18397 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18398 throws PackageManagerException { 18399 @ParseFlags int parseFlags = 18400 mDefParseFlags 18401 | PackageParser.PARSE_MUST_BE_APK 18402 | PackageParser.PARSE_IS_SYSTEM_DIR; 18403 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18404 if (isPrivileged || locationIsPrivileged(codePathString)) { 18405 scanFlags |= SCAN_AS_PRIVILEGED; 18406 } 18407 if (locationIsOem(codePathString)) { 18408 scanFlags |= SCAN_AS_OEM; 18409 } 18410 if (locationIsVendor(codePathString)) { 18411 scanFlags |= SCAN_AS_VENDOR; 18412 } 18413 if (locationIsProduct(codePathString)) { 18414 scanFlags |= SCAN_AS_PRODUCT; 18415 } 18416 18417 final File codePath = new File(codePathString); 18418 final PackageParser.Package pkg = 18419 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18420 18421 try { 18422 // update shared libraries for the newly re-installed system package 18423 updateSharedLibrariesLPr(pkg, null); 18424 } catch (PackageManagerException e) { 18425 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18426 } 18427 18428 prepareAppDataAfterInstallLIF(pkg); 18429 18430 // writer 18431 synchronized (mPackages) { 18432 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18433 18434 // Propagate the permissions state as we do not want to drop on the floor 18435 // runtime permissions. The update permissions method below will take 18436 // care of removing obsolete permissions and grant install permissions. 18437 if (origPermissionState != null) { 18438 ps.getPermissionsState().copyFrom(origPermissionState); 18439 } 18440 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18441 mPermissionCallback); 18442 18443 final boolean applyUserRestrictions 18444 = (allUserHandles != null) && (origUserHandles != null); 18445 if (applyUserRestrictions) { 18446 boolean installedStateChanged = false; 18447 if (DEBUG_REMOVE) { 18448 Slog.d(TAG, "Propagating install state across reinstall"); 18449 } 18450 for (int userId : allUserHandles) { 18451 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18452 if (DEBUG_REMOVE) { 18453 Slog.d(TAG, " user " + userId + " => " + installed); 18454 } 18455 if (installed != ps.getInstalled(userId)) { 18456 installedStateChanged = true; 18457 } 18458 ps.setInstalled(installed, userId); 18459 18460 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18461 } 18462 // Regardless of writeSettings we need to ensure that this restriction 18463 // state propagation is persisted 18464 mSettings.writeAllUsersPackageRestrictionsLPr(); 18465 if (installedStateChanged) { 18466 mSettings.writeKernelMappingLPr(ps); 18467 } 18468 } 18469 // can downgrade to reader here 18470 if (writeSettings) { 18471 mSettings.writeLPr(); 18472 } 18473 } 18474 return pkg; 18475 } 18476 18477 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18478 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18479 PackageRemovedInfo outInfo, boolean writeSettings, 18480 PackageParser.Package replacingPackage) { 18481 synchronized (mPackages) { 18482 if (outInfo != null) { 18483 outInfo.uid = ps.appId; 18484 } 18485 18486 if (outInfo != null && outInfo.removedChildPackages != null) { 18487 final int childCount = (ps.childPackageNames != null) 18488 ? ps.childPackageNames.size() : 0; 18489 for (int i = 0; i < childCount; i++) { 18490 String childPackageName = ps.childPackageNames.get(i); 18491 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18492 if (childPs == null) { 18493 return false; 18494 } 18495 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18496 childPackageName); 18497 if (childInfo != null) { 18498 childInfo.uid = childPs.appId; 18499 } 18500 } 18501 } 18502 } 18503 18504 // Delete package data from internal structures and also remove data if flag is set 18505 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18506 18507 // Delete the child packages data 18508 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18509 for (int i = 0; i < childCount; i++) { 18510 PackageSetting childPs; 18511 synchronized (mPackages) { 18512 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18513 } 18514 if (childPs != null) { 18515 PackageRemovedInfo childOutInfo = (outInfo != null 18516 && outInfo.removedChildPackages != null) 18517 ? outInfo.removedChildPackages.get(childPs.name) : null; 18518 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18519 && (replacingPackage != null 18520 && !replacingPackage.hasChildPackage(childPs.name)) 18521 ? flags & ~DELETE_KEEP_DATA : flags; 18522 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18523 deleteFlags, writeSettings); 18524 } 18525 } 18526 18527 // Delete application code and resources only for parent packages 18528 if (ps.parentPackageName == null) { 18529 if (deleteCodeAndResources && (outInfo != null)) { 18530 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18531 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18532 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18533 } 18534 } 18535 18536 return true; 18537 } 18538 18539 @Override 18540 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18541 int userId) { 18542 mContext.enforceCallingOrSelfPermission( 18543 android.Manifest.permission.DELETE_PACKAGES, null); 18544 synchronized (mPackages) { 18545 // Cannot block uninstall of static shared libs as they are 18546 // considered a part of the using app (emulating static linking). 18547 // Also static libs are installed always on internal storage. 18548 PackageParser.Package pkg = mPackages.get(packageName); 18549 if (pkg != null && pkg.staticSharedLibName != null) { 18550 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18551 + " providing static shared library: " + pkg.staticSharedLibName); 18552 return false; 18553 } 18554 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18555 mSettings.writePackageRestrictionsLPr(userId); 18556 } 18557 return true; 18558 } 18559 18560 @Override 18561 public boolean getBlockUninstallForUser(String packageName, int userId) { 18562 synchronized (mPackages) { 18563 final PackageSetting ps = mSettings.mPackages.get(packageName); 18564 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18565 return false; 18566 } 18567 return mSettings.getBlockUninstallLPr(userId, packageName); 18568 } 18569 } 18570 18571 @Override 18572 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18573 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18574 synchronized (mPackages) { 18575 PackageSetting ps = mSettings.mPackages.get(packageName); 18576 if (ps == null) { 18577 Log.w(TAG, "Package doesn't exist: " + packageName); 18578 return false; 18579 } 18580 if (systemUserApp) { 18581 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18582 } else { 18583 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18584 } 18585 mSettings.writeLPr(); 18586 } 18587 return true; 18588 } 18589 18590 /* 18591 * This method handles package deletion in general 18592 */ 18593 private boolean deletePackageLIF(String packageName, UserHandle user, 18594 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18595 PackageRemovedInfo outInfo, boolean writeSettings, 18596 PackageParser.Package replacingPackage) { 18597 if (packageName == null) { 18598 Slog.w(TAG, "Attempt to delete null packageName."); 18599 return false; 18600 } 18601 18602 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18603 18604 PackageSetting ps; 18605 synchronized (mPackages) { 18606 ps = mSettings.mPackages.get(packageName); 18607 if (ps == null) { 18608 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18609 return false; 18610 } 18611 18612 if (ps.parentPackageName != null && (!isSystemApp(ps) 18613 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18614 if (DEBUG_REMOVE) { 18615 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18616 + ((user == null) ? UserHandle.USER_ALL : user)); 18617 } 18618 final int removedUserId = (user != null) ? user.getIdentifier() 18619 : UserHandle.USER_ALL; 18620 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18621 return false; 18622 } 18623 markPackageUninstalledForUserLPw(ps, user); 18624 scheduleWritePackageRestrictionsLocked(user); 18625 return true; 18626 } 18627 } 18628 18629 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18630 && user.getIdentifier() != UserHandle.USER_ALL)) { 18631 // The caller is asking that the package only be deleted for a single 18632 // user. To do this, we just mark its uninstalled state and delete 18633 // its data. If this is a system app, we only allow this to happen if 18634 // they have set the special DELETE_SYSTEM_APP which requests different 18635 // semantics than normal for uninstalling system apps. 18636 markPackageUninstalledForUserLPw(ps, user); 18637 18638 if (!isSystemApp(ps)) { 18639 // Do not uninstall the APK if an app should be cached 18640 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18641 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18642 // Other user still have this package installed, so all 18643 // we need to do is clear this user's data and save that 18644 // it is uninstalled. 18645 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18646 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18647 return false; 18648 } 18649 scheduleWritePackageRestrictionsLocked(user); 18650 return true; 18651 } else { 18652 // We need to set it back to 'installed' so the uninstall 18653 // broadcasts will be sent correctly. 18654 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18655 ps.setInstalled(true, user.getIdentifier()); 18656 mSettings.writeKernelMappingLPr(ps); 18657 } 18658 } else { 18659 // This is a system app, so we assume that the 18660 // other users still have this package installed, so all 18661 // we need to do is clear this user's data and save that 18662 // it is uninstalled. 18663 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18664 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18665 return false; 18666 } 18667 scheduleWritePackageRestrictionsLocked(user); 18668 return true; 18669 } 18670 } 18671 18672 // If we are deleting a composite package for all users, keep track 18673 // of result for each child. 18674 if (ps.childPackageNames != null && outInfo != null) { 18675 synchronized (mPackages) { 18676 final int childCount = ps.childPackageNames.size(); 18677 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18678 for (int i = 0; i < childCount; i++) { 18679 String childPackageName = ps.childPackageNames.get(i); 18680 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18681 childInfo.removedPackage = childPackageName; 18682 childInfo.installerPackageName = ps.installerPackageName; 18683 outInfo.removedChildPackages.put(childPackageName, childInfo); 18684 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18685 if (childPs != null) { 18686 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18687 } 18688 } 18689 } 18690 } 18691 18692 boolean ret = false; 18693 if (isSystemApp(ps)) { 18694 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18695 // When an updated system application is deleted we delete the existing resources 18696 // as well and fall back to existing code in system partition 18697 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18698 } else { 18699 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18700 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18701 outInfo, writeSettings, replacingPackage); 18702 } 18703 18704 // Take a note whether we deleted the package for all users 18705 if (outInfo != null) { 18706 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18707 if (outInfo.removedChildPackages != null) { 18708 synchronized (mPackages) { 18709 final int childCount = outInfo.removedChildPackages.size(); 18710 for (int i = 0; i < childCount; i++) { 18711 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18712 if (childInfo != null) { 18713 childInfo.removedForAllUsers = mPackages.get( 18714 childInfo.removedPackage) == null; 18715 } 18716 } 18717 } 18718 } 18719 // If we uninstalled an update to a system app there may be some 18720 // child packages that appeared as they are declared in the system 18721 // app but were not declared in the update. 18722 if (isSystemApp(ps)) { 18723 synchronized (mPackages) { 18724 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18725 final int childCount = (updatedPs.childPackageNames != null) 18726 ? updatedPs.childPackageNames.size() : 0; 18727 for (int i = 0; i < childCount; i++) { 18728 String childPackageName = updatedPs.childPackageNames.get(i); 18729 if (outInfo.removedChildPackages == null 18730 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18731 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18732 if (childPs == null) { 18733 continue; 18734 } 18735 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18736 installRes.name = childPackageName; 18737 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18738 installRes.pkg = mPackages.get(childPackageName); 18739 installRes.uid = childPs.pkg.applicationInfo.uid; 18740 if (outInfo.appearedChildPackages == null) { 18741 outInfo.appearedChildPackages = new ArrayMap<>(); 18742 } 18743 outInfo.appearedChildPackages.put(childPackageName, installRes); 18744 } 18745 } 18746 } 18747 } 18748 } 18749 18750 return ret; 18751 } 18752 18753 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18754 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18755 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18756 for (int nextUserId : userIds) { 18757 if (DEBUG_REMOVE) { 18758 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18759 } 18760 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18761 false /*installed*/, 18762 true /*stopped*/, 18763 true /*notLaunched*/, 18764 false /*hidden*/, 18765 false /*suspended*/, 18766 false /*instantApp*/, 18767 false /*virtualPreload*/, 18768 null /*lastDisableAppCaller*/, 18769 null /*enabledComponents*/, 18770 null /*disabledComponents*/, 18771 ps.readUserState(nextUserId).domainVerificationStatus, 18772 0, PackageManager.INSTALL_REASON_UNKNOWN, 18773 null /*harmfulAppWarning*/); 18774 } 18775 mSettings.writeKernelMappingLPr(ps); 18776 } 18777 18778 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18779 PackageRemovedInfo outInfo) { 18780 final PackageParser.Package pkg; 18781 synchronized (mPackages) { 18782 pkg = mPackages.get(ps.name); 18783 } 18784 18785 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18786 : new int[] {userId}; 18787 for (int nextUserId : userIds) { 18788 if (DEBUG_REMOVE) { 18789 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18790 + nextUserId); 18791 } 18792 18793 destroyAppDataLIF(pkg, userId, 18794 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18795 destroyAppProfilesLIF(pkg, userId); 18796 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18797 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18798 schedulePackageCleaning(ps.name, nextUserId, false); 18799 synchronized (mPackages) { 18800 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18801 scheduleWritePackageRestrictionsLocked(nextUserId); 18802 } 18803 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18804 } 18805 } 18806 18807 if (outInfo != null) { 18808 outInfo.removedPackage = ps.name; 18809 outInfo.installerPackageName = ps.installerPackageName; 18810 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18811 outInfo.removedAppId = ps.appId; 18812 outInfo.removedUsers = userIds; 18813 outInfo.broadcastUsers = userIds; 18814 } 18815 18816 return true; 18817 } 18818 18819 private final class ClearStorageConnection implements ServiceConnection { 18820 IMediaContainerService mContainerService; 18821 18822 @Override 18823 public void onServiceConnected(ComponentName name, IBinder service) { 18824 synchronized (this) { 18825 mContainerService = IMediaContainerService.Stub 18826 .asInterface(Binder.allowBlocking(service)); 18827 notifyAll(); 18828 } 18829 } 18830 18831 @Override 18832 public void onServiceDisconnected(ComponentName name) { 18833 } 18834 } 18835 18836 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18837 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18838 18839 final boolean mounted; 18840 if (Environment.isExternalStorageEmulated()) { 18841 mounted = true; 18842 } else { 18843 final String status = Environment.getExternalStorageState(); 18844 18845 mounted = status.equals(Environment.MEDIA_MOUNTED) 18846 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18847 } 18848 18849 if (!mounted) { 18850 return; 18851 } 18852 18853 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18854 int[] users; 18855 if (userId == UserHandle.USER_ALL) { 18856 users = sUserManager.getUserIds(); 18857 } else { 18858 users = new int[] { userId }; 18859 } 18860 final ClearStorageConnection conn = new ClearStorageConnection(); 18861 if (mContext.bindServiceAsUser( 18862 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18863 try { 18864 for (int curUser : users) { 18865 long timeout = SystemClock.uptimeMillis() + 5000; 18866 synchronized (conn) { 18867 long now; 18868 while (conn.mContainerService == null && 18869 (now = SystemClock.uptimeMillis()) < timeout) { 18870 try { 18871 conn.wait(timeout - now); 18872 } catch (InterruptedException e) { 18873 } 18874 } 18875 } 18876 if (conn.mContainerService == null) { 18877 return; 18878 } 18879 18880 final UserEnvironment userEnv = new UserEnvironment(curUser); 18881 clearDirectory(conn.mContainerService, 18882 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18883 if (allData) { 18884 clearDirectory(conn.mContainerService, 18885 userEnv.buildExternalStorageAppDataDirs(packageName)); 18886 clearDirectory(conn.mContainerService, 18887 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18888 } 18889 } 18890 } finally { 18891 mContext.unbindService(conn); 18892 } 18893 } 18894 } 18895 18896 @Override 18897 public void clearApplicationProfileData(String packageName) { 18898 enforceSystemOrRoot("Only the system can clear all profile data"); 18899 18900 final PackageParser.Package pkg; 18901 synchronized (mPackages) { 18902 pkg = mPackages.get(packageName); 18903 } 18904 18905 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18906 synchronized (mInstallLock) { 18907 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18908 } 18909 } 18910 } 18911 18912 @Override 18913 public void clearApplicationUserData(final String packageName, 18914 final IPackageDataObserver observer, final int userId) { 18915 mContext.enforceCallingOrSelfPermission( 18916 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18917 18918 final int callingUid = Binder.getCallingUid(); 18919 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18920 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18921 18922 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18923 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18924 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18925 throw new SecurityException("Cannot clear data for a protected package: " 18926 + packageName); 18927 } 18928 // Queue up an async operation since the package deletion may take a little while. 18929 mHandler.post(new Runnable() { 18930 public void run() { 18931 mHandler.removeCallbacks(this); 18932 final boolean succeeded; 18933 if (!filterApp) { 18934 try (PackageFreezer freezer = freezePackage(packageName, 18935 "clearApplicationUserData")) { 18936 synchronized (mInstallLock) { 18937 succeeded = clearApplicationUserDataLIF(packageName, userId); 18938 } 18939 clearExternalStorageDataSync(packageName, userId, true); 18940 synchronized (mPackages) { 18941 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18942 packageName, userId); 18943 } 18944 } 18945 if (succeeded) { 18946 // invoke DeviceStorageMonitor's update method to clear any notifications 18947 DeviceStorageMonitorInternal dsm = LocalServices 18948 .getService(DeviceStorageMonitorInternal.class); 18949 if (dsm != null) { 18950 dsm.checkMemory(); 18951 } 18952 } 18953 } else { 18954 succeeded = false; 18955 } 18956 if (observer != null) { 18957 try { 18958 observer.onRemoveCompleted(packageName, succeeded); 18959 } catch (RemoteException e) { 18960 Log.i(TAG, "Observer no longer exists."); 18961 } 18962 } //end if observer 18963 } //end run 18964 }); 18965 } 18966 18967 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18968 if (packageName == null) { 18969 Slog.w(TAG, "Attempt to delete null packageName."); 18970 return false; 18971 } 18972 18973 // Try finding details about the requested package 18974 PackageParser.Package pkg; 18975 synchronized (mPackages) { 18976 pkg = mPackages.get(packageName); 18977 if (pkg == null) { 18978 final PackageSetting ps = mSettings.mPackages.get(packageName); 18979 if (ps != null) { 18980 pkg = ps.pkg; 18981 } 18982 } 18983 18984 if (pkg == null) { 18985 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18986 return false; 18987 } 18988 18989 PackageSetting ps = (PackageSetting) pkg.mExtras; 18990 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18991 } 18992 18993 clearAppDataLIF(pkg, userId, 18994 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18995 18996 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18997 removeKeystoreDataIfNeeded(userId, appId); 18998 18999 UserManagerInternal umInternal = getUserManagerInternal(); 19000 final int flags; 19001 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 19002 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19003 } else if (umInternal.isUserRunning(userId)) { 19004 flags = StorageManager.FLAG_STORAGE_DE; 19005 } else { 19006 flags = 0; 19007 } 19008 prepareAppDataContentsLIF(pkg, userId, flags); 19009 19010 return true; 19011 } 19012 19013 /** 19014 * Reverts user permission state changes (permissions and flags) in 19015 * all packages for a given user. 19016 * 19017 * @param userId The device user for which to do a reset. 19018 */ 19019 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 19020 final int packageCount = mPackages.size(); 19021 for (int i = 0; i < packageCount; i++) { 19022 PackageParser.Package pkg = mPackages.valueAt(i); 19023 PackageSetting ps = (PackageSetting) pkg.mExtras; 19024 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19025 } 19026 } 19027 19028 private void resetNetworkPolicies(int userId) { 19029 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 19030 } 19031 19032 /** 19033 * Reverts user permission state changes (permissions and flags). 19034 * 19035 * @param ps The package for which to reset. 19036 * @param userId The device user for which to do a reset. 19037 */ 19038 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 19039 final PackageSetting ps, final int userId) { 19040 if (ps.pkg == null) { 19041 return; 19042 } 19043 19044 // These are flags that can change base on user actions. 19045 final int userSettableMask = FLAG_PERMISSION_USER_SET 19046 | FLAG_PERMISSION_USER_FIXED 19047 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 19048 | FLAG_PERMISSION_REVIEW_REQUIRED; 19049 19050 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 19051 | FLAG_PERMISSION_POLICY_FIXED; 19052 19053 boolean writeInstallPermissions = false; 19054 boolean writeRuntimePermissions = false; 19055 19056 final int permissionCount = ps.pkg.requestedPermissions.size(); 19057 for (int i = 0; i < permissionCount; i++) { 19058 final String permName = ps.pkg.requestedPermissions.get(i); 19059 final BasePermission bp = 19060 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19061 if (bp == null) { 19062 continue; 19063 } 19064 19065 // If shared user we just reset the state to which only this app contributed. 19066 if (ps.sharedUser != null) { 19067 boolean used = false; 19068 final int packageCount = ps.sharedUser.packages.size(); 19069 for (int j = 0; j < packageCount; j++) { 19070 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19071 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19072 && pkg.pkg.requestedPermissions.contains(permName)) { 19073 used = true; 19074 break; 19075 } 19076 } 19077 if (used) { 19078 continue; 19079 } 19080 } 19081 19082 final PermissionsState permissionsState = ps.getPermissionsState(); 19083 19084 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19085 19086 // Always clear the user settable flags. 19087 final boolean hasInstallState = 19088 permissionsState.getInstallPermissionState(permName) != null; 19089 // If permission review is enabled and this is a legacy app, mark the 19090 // permission as requiring a review as this is the initial state. 19091 int flags = 0; 19092 if (mSettings.mPermissions.mPermissionReviewRequired 19093 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19094 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19095 } 19096 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19097 if (hasInstallState) { 19098 writeInstallPermissions = true; 19099 } else { 19100 writeRuntimePermissions = true; 19101 } 19102 } 19103 19104 // Below is only runtime permission handling. 19105 if (!bp.isRuntime()) { 19106 continue; 19107 } 19108 19109 // Never clobber system or policy. 19110 if ((oldFlags & policyOrSystemFlags) != 0) { 19111 continue; 19112 } 19113 19114 // If this permission was granted by default, make sure it is. 19115 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19116 if (permissionsState.grantRuntimePermission(bp, userId) 19117 != PERMISSION_OPERATION_FAILURE) { 19118 writeRuntimePermissions = true; 19119 } 19120 // If permission review is enabled the permissions for a legacy apps 19121 // are represented as constantly granted runtime ones, so don't revoke. 19122 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19123 // Otherwise, reset the permission. 19124 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19125 switch (revokeResult) { 19126 case PERMISSION_OPERATION_SUCCESS: 19127 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19128 writeRuntimePermissions = true; 19129 final int appId = ps.appId; 19130 mHandler.post(new Runnable() { 19131 @Override 19132 public void run() { 19133 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19134 } 19135 }); 19136 } break; 19137 } 19138 } 19139 } 19140 19141 // Synchronously write as we are taking permissions away. 19142 if (writeRuntimePermissions) { 19143 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19144 } 19145 19146 // Synchronously write as we are taking permissions away. 19147 if (writeInstallPermissions) { 19148 mSettings.writeLPr(); 19149 } 19150 } 19151 19152 /** 19153 * Remove entries from the keystore daemon. Will only remove it if the 19154 * {@code appId} is valid. 19155 */ 19156 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19157 if (appId < 0) { 19158 return; 19159 } 19160 19161 final KeyStore keyStore = KeyStore.getInstance(); 19162 if (keyStore != null) { 19163 if (userId == UserHandle.USER_ALL) { 19164 for (final int individual : sUserManager.getUserIds()) { 19165 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19166 } 19167 } else { 19168 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19169 } 19170 } else { 19171 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19172 } 19173 } 19174 19175 @Override 19176 public void deleteApplicationCacheFiles(final String packageName, 19177 final IPackageDataObserver observer) { 19178 final int userId = UserHandle.getCallingUserId(); 19179 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19180 } 19181 19182 @Override 19183 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19184 final IPackageDataObserver observer) { 19185 final int callingUid = Binder.getCallingUid(); 19186 mContext.enforceCallingOrSelfPermission( 19187 android.Manifest.permission.DELETE_CACHE_FILES, null); 19188 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19189 /* requireFullPermission= */ true, /* checkShell= */ false, 19190 "delete application cache files"); 19191 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19192 android.Manifest.permission.ACCESS_INSTANT_APPS); 19193 19194 final PackageParser.Package pkg; 19195 synchronized (mPackages) { 19196 pkg = mPackages.get(packageName); 19197 } 19198 19199 // Queue up an async operation since the package deletion may take a little while. 19200 mHandler.post(new Runnable() { 19201 public void run() { 19202 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19203 boolean doClearData = true; 19204 if (ps != null) { 19205 final boolean targetIsInstantApp = 19206 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19207 doClearData = !targetIsInstantApp 19208 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19209 } 19210 if (doClearData) { 19211 synchronized (mInstallLock) { 19212 final int flags = StorageManager.FLAG_STORAGE_DE 19213 | StorageManager.FLAG_STORAGE_CE; 19214 // We're only clearing cache files, so we don't care if the 19215 // app is unfrozen and still able to run 19216 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19217 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19218 } 19219 clearExternalStorageDataSync(packageName, userId, false); 19220 } 19221 if (observer != null) { 19222 try { 19223 observer.onRemoveCompleted(packageName, true); 19224 } catch (RemoteException e) { 19225 Log.i(TAG, "Observer no longer exists."); 19226 } 19227 } 19228 } 19229 }); 19230 } 19231 19232 @Override 19233 public void getPackageSizeInfo(final String packageName, int userHandle, 19234 final IPackageStatsObserver observer) { 19235 throw new UnsupportedOperationException( 19236 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19237 } 19238 19239 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19240 final PackageSetting ps; 19241 synchronized (mPackages) { 19242 ps = mSettings.mPackages.get(packageName); 19243 if (ps == null) { 19244 Slog.w(TAG, "Failed to find settings for " + packageName); 19245 return false; 19246 } 19247 } 19248 19249 final String[] packageNames = { packageName }; 19250 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19251 final String[] codePaths = { ps.codePathString }; 19252 19253 try { 19254 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19255 ps.appId, ceDataInodes, codePaths, stats); 19256 19257 // For now, ignore code size of packages on system partition 19258 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19259 stats.codeSize = 0; 19260 } 19261 19262 // External clients expect these to be tracked separately 19263 stats.dataSize -= stats.cacheSize; 19264 19265 } catch (InstallerException e) { 19266 Slog.w(TAG, String.valueOf(e)); 19267 return false; 19268 } 19269 19270 return true; 19271 } 19272 19273 private int getUidTargetSdkVersionLockedLPr(int uid) { 19274 Object obj = mSettings.getUserIdLPr(uid); 19275 if (obj instanceof SharedUserSetting) { 19276 final SharedUserSetting sus = (SharedUserSetting) obj; 19277 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19278 final Iterator<PackageSetting> it = sus.packages.iterator(); 19279 while (it.hasNext()) { 19280 final PackageSetting ps = it.next(); 19281 if (ps.pkg != null) { 19282 int v = ps.pkg.applicationInfo.targetSdkVersion; 19283 if (v < vers) vers = v; 19284 } 19285 } 19286 return vers; 19287 } else if (obj instanceof PackageSetting) { 19288 final PackageSetting ps = (PackageSetting) obj; 19289 if (ps.pkg != null) { 19290 return ps.pkg.applicationInfo.targetSdkVersion; 19291 } 19292 } 19293 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19294 } 19295 19296 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19297 final PackageParser.Package p = mPackages.get(packageName); 19298 if (p != null) { 19299 return p.applicationInfo.targetSdkVersion; 19300 } 19301 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19302 } 19303 19304 @Override 19305 public void addPreferredActivity(IntentFilter filter, int match, 19306 ComponentName[] set, ComponentName activity, int userId) { 19307 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19308 "Adding preferred"); 19309 } 19310 19311 private void addPreferredActivityInternal(IntentFilter filter, int match, 19312 ComponentName[] set, ComponentName activity, boolean always, int userId, 19313 String opname) { 19314 // writer 19315 int callingUid = Binder.getCallingUid(); 19316 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19317 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19318 if (filter.countActions() == 0) { 19319 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19320 return; 19321 } 19322 synchronized (mPackages) { 19323 if (mContext.checkCallingOrSelfPermission( 19324 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19325 != PackageManager.PERMISSION_GRANTED) { 19326 if (getUidTargetSdkVersionLockedLPr(callingUid) 19327 < Build.VERSION_CODES.FROYO) { 19328 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19329 + callingUid); 19330 return; 19331 } 19332 mContext.enforceCallingOrSelfPermission( 19333 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19334 } 19335 19336 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19337 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19338 + userId + ":"); 19339 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19340 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19341 scheduleWritePackageRestrictionsLocked(userId); 19342 postPreferredActivityChangedBroadcast(userId); 19343 } 19344 } 19345 19346 private void postPreferredActivityChangedBroadcast(int userId) { 19347 mHandler.post(() -> { 19348 final IActivityManager am = ActivityManager.getService(); 19349 if (am == null) { 19350 return; 19351 } 19352 19353 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19354 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19355 try { 19356 am.broadcastIntent(null, intent, null, null, 19357 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19358 null, false, false, userId); 19359 } catch (RemoteException e) { 19360 } 19361 }); 19362 } 19363 19364 @Override 19365 public void replacePreferredActivity(IntentFilter filter, int match, 19366 ComponentName[] set, ComponentName activity, int userId) { 19367 if (filter.countActions() != 1) { 19368 throw new IllegalArgumentException( 19369 "replacePreferredActivity expects filter to have only 1 action."); 19370 } 19371 if (filter.countDataAuthorities() != 0 19372 || filter.countDataPaths() != 0 19373 || filter.countDataSchemes() > 1 19374 || filter.countDataTypes() != 0) { 19375 throw new IllegalArgumentException( 19376 "replacePreferredActivity expects filter to have no data authorities, " + 19377 "paths, or types; and at most one scheme."); 19378 } 19379 19380 final int callingUid = Binder.getCallingUid(); 19381 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19382 true /* requireFullPermission */, false /* checkShell */, 19383 "replace preferred activity"); 19384 synchronized (mPackages) { 19385 if (mContext.checkCallingOrSelfPermission( 19386 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19387 != PackageManager.PERMISSION_GRANTED) { 19388 if (getUidTargetSdkVersionLockedLPr(callingUid) 19389 < Build.VERSION_CODES.FROYO) { 19390 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19391 + Binder.getCallingUid()); 19392 return; 19393 } 19394 mContext.enforceCallingOrSelfPermission( 19395 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19396 } 19397 19398 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19399 if (pir != null) { 19400 // Get all of the existing entries that exactly match this filter. 19401 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19402 if (existing != null && existing.size() == 1) { 19403 PreferredActivity cur = existing.get(0); 19404 if (DEBUG_PREFERRED) { 19405 Slog.i(TAG, "Checking replace of preferred:"); 19406 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19407 if (!cur.mPref.mAlways) { 19408 Slog.i(TAG, " -- CUR; not mAlways!"); 19409 } else { 19410 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19411 Slog.i(TAG, " -- CUR: mSet=" 19412 + Arrays.toString(cur.mPref.mSetComponents)); 19413 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19414 Slog.i(TAG, " -- NEW: mMatch=" 19415 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19416 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19417 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19418 } 19419 } 19420 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19421 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19422 && cur.mPref.sameSet(set)) { 19423 // Setting the preferred activity to what it happens to be already 19424 if (DEBUG_PREFERRED) { 19425 Slog.i(TAG, "Replacing with same preferred activity " 19426 + cur.mPref.mShortComponent + " for user " 19427 + userId + ":"); 19428 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19429 } 19430 return; 19431 } 19432 } 19433 19434 if (existing != null) { 19435 if (DEBUG_PREFERRED) { 19436 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19437 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19438 } 19439 for (int i = 0; i < existing.size(); i++) { 19440 PreferredActivity pa = existing.get(i); 19441 if (DEBUG_PREFERRED) { 19442 Slog.i(TAG, "Removing existing preferred activity " 19443 + pa.mPref.mComponent + ":"); 19444 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19445 } 19446 pir.removeFilter(pa); 19447 } 19448 } 19449 } 19450 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19451 "Replacing preferred"); 19452 } 19453 } 19454 19455 @Override 19456 public void clearPackagePreferredActivities(String packageName) { 19457 final int callingUid = Binder.getCallingUid(); 19458 if (getInstantAppPackageName(callingUid) != null) { 19459 return; 19460 } 19461 // writer 19462 synchronized (mPackages) { 19463 PackageParser.Package pkg = mPackages.get(packageName); 19464 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19465 if (mContext.checkCallingOrSelfPermission( 19466 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19467 != PackageManager.PERMISSION_GRANTED) { 19468 if (getUidTargetSdkVersionLockedLPr(callingUid) 19469 < Build.VERSION_CODES.FROYO) { 19470 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19471 + callingUid); 19472 return; 19473 } 19474 mContext.enforceCallingOrSelfPermission( 19475 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19476 } 19477 } 19478 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19479 if (ps != null 19480 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19481 return; 19482 } 19483 int user = UserHandle.getCallingUserId(); 19484 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19485 scheduleWritePackageRestrictionsLocked(user); 19486 } 19487 } 19488 } 19489 19490 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19491 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19492 ArrayList<PreferredActivity> removed = null; 19493 boolean changed = false; 19494 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19495 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19496 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19497 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19498 continue; 19499 } 19500 Iterator<PreferredActivity> it = pir.filterIterator(); 19501 while (it.hasNext()) { 19502 PreferredActivity pa = it.next(); 19503 // Mark entry for removal only if it matches the package name 19504 // and the entry is of type "always". 19505 if (packageName == null || 19506 (pa.mPref.mComponent.getPackageName().equals(packageName) 19507 && pa.mPref.mAlways)) { 19508 if (removed == null) { 19509 removed = new ArrayList<PreferredActivity>(); 19510 } 19511 removed.add(pa); 19512 } 19513 } 19514 if (removed != null) { 19515 for (int j=0; j<removed.size(); j++) { 19516 PreferredActivity pa = removed.get(j); 19517 pir.removeFilter(pa); 19518 } 19519 changed = true; 19520 } 19521 } 19522 if (changed) { 19523 postPreferredActivityChangedBroadcast(userId); 19524 } 19525 return changed; 19526 } 19527 19528 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19529 private void clearIntentFilterVerificationsLPw(int userId) { 19530 final int packageCount = mPackages.size(); 19531 for (int i = 0; i < packageCount; i++) { 19532 PackageParser.Package pkg = mPackages.valueAt(i); 19533 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19534 } 19535 } 19536 19537 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19538 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19539 if (userId == UserHandle.USER_ALL) { 19540 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19541 sUserManager.getUserIds())) { 19542 for (int oneUserId : sUserManager.getUserIds()) { 19543 scheduleWritePackageRestrictionsLocked(oneUserId); 19544 } 19545 } 19546 } else { 19547 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19548 scheduleWritePackageRestrictionsLocked(userId); 19549 } 19550 } 19551 } 19552 19553 /** Clears state for all users, and touches intent filter verification policy */ 19554 void clearDefaultBrowserIfNeeded(String packageName) { 19555 for (int oneUserId : sUserManager.getUserIds()) { 19556 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19557 } 19558 } 19559 19560 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19561 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19562 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19563 if (packageName.equals(defaultBrowserPackageName)) { 19564 setDefaultBrowserPackageName(null, userId); 19565 } 19566 } 19567 } 19568 19569 @Override 19570 public void resetApplicationPreferences(int userId) { 19571 mContext.enforceCallingOrSelfPermission( 19572 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19573 final long identity = Binder.clearCallingIdentity(); 19574 // writer 19575 try { 19576 synchronized (mPackages) { 19577 clearPackagePreferredActivitiesLPw(null, userId); 19578 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19579 // TODO: We have to reset the default SMS and Phone. This requires 19580 // significant refactoring to keep all default apps in the package 19581 // manager (cleaner but more work) or have the services provide 19582 // callbacks to the package manager to request a default app reset. 19583 applyFactoryDefaultBrowserLPw(userId); 19584 clearIntentFilterVerificationsLPw(userId); 19585 primeDomainVerificationsLPw(userId); 19586 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19587 scheduleWritePackageRestrictionsLocked(userId); 19588 } 19589 resetNetworkPolicies(userId); 19590 } finally { 19591 Binder.restoreCallingIdentity(identity); 19592 } 19593 } 19594 19595 @Override 19596 public int getPreferredActivities(List<IntentFilter> outFilters, 19597 List<ComponentName> outActivities, String packageName) { 19598 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19599 return 0; 19600 } 19601 int num = 0; 19602 final int userId = UserHandle.getCallingUserId(); 19603 // reader 19604 synchronized (mPackages) { 19605 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19606 if (pir != null) { 19607 final Iterator<PreferredActivity> it = pir.filterIterator(); 19608 while (it.hasNext()) { 19609 final PreferredActivity pa = it.next(); 19610 if (packageName == null 19611 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19612 && pa.mPref.mAlways)) { 19613 if (outFilters != null) { 19614 outFilters.add(new IntentFilter(pa)); 19615 } 19616 if (outActivities != null) { 19617 outActivities.add(pa.mPref.mComponent); 19618 } 19619 } 19620 } 19621 } 19622 } 19623 19624 return num; 19625 } 19626 19627 @Override 19628 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19629 int userId) { 19630 int callingUid = Binder.getCallingUid(); 19631 if (callingUid != Process.SYSTEM_UID) { 19632 throw new SecurityException( 19633 "addPersistentPreferredActivity can only be run by the system"); 19634 } 19635 if (filter.countActions() == 0) { 19636 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19637 return; 19638 } 19639 synchronized (mPackages) { 19640 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19641 ":"); 19642 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19643 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19644 new PersistentPreferredActivity(filter, activity)); 19645 scheduleWritePackageRestrictionsLocked(userId); 19646 postPreferredActivityChangedBroadcast(userId); 19647 } 19648 } 19649 19650 @Override 19651 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19652 int callingUid = Binder.getCallingUid(); 19653 if (callingUid != Process.SYSTEM_UID) { 19654 throw new SecurityException( 19655 "clearPackagePersistentPreferredActivities can only be run by the system"); 19656 } 19657 ArrayList<PersistentPreferredActivity> removed = null; 19658 boolean changed = false; 19659 synchronized (mPackages) { 19660 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19661 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19662 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19663 .valueAt(i); 19664 if (userId != thisUserId) { 19665 continue; 19666 } 19667 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19668 while (it.hasNext()) { 19669 PersistentPreferredActivity ppa = it.next(); 19670 // Mark entry for removal only if it matches the package name. 19671 if (ppa.mComponent.getPackageName().equals(packageName)) { 19672 if (removed == null) { 19673 removed = new ArrayList<PersistentPreferredActivity>(); 19674 } 19675 removed.add(ppa); 19676 } 19677 } 19678 if (removed != null) { 19679 for (int j=0; j<removed.size(); j++) { 19680 PersistentPreferredActivity ppa = removed.get(j); 19681 ppir.removeFilter(ppa); 19682 } 19683 changed = true; 19684 } 19685 } 19686 19687 if (changed) { 19688 scheduleWritePackageRestrictionsLocked(userId); 19689 postPreferredActivityChangedBroadcast(userId); 19690 } 19691 } 19692 } 19693 19694 /** 19695 * Common machinery for picking apart a restored XML blob and passing 19696 * it to a caller-supplied functor to be applied to the running system. 19697 */ 19698 private void restoreFromXml(XmlPullParser parser, int userId, 19699 String expectedStartTag, BlobXmlRestorer functor) 19700 throws IOException, XmlPullParserException { 19701 int type; 19702 while ((type = parser.next()) != XmlPullParser.START_TAG 19703 && type != XmlPullParser.END_DOCUMENT) { 19704 } 19705 if (type != XmlPullParser.START_TAG) { 19706 // oops didn't find a start tag?! 19707 if (DEBUG_BACKUP) { 19708 Slog.e(TAG, "Didn't find start tag during restore"); 19709 } 19710 return; 19711 } 19712Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19713 // this is supposed to be TAG_PREFERRED_BACKUP 19714 if (!expectedStartTag.equals(parser.getName())) { 19715 if (DEBUG_BACKUP) { 19716 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19717 } 19718 return; 19719 } 19720 19721 // skip interfering stuff, then we're aligned with the backing implementation 19722 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19723Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19724 functor.apply(parser, userId); 19725 } 19726 19727 private interface BlobXmlRestorer { 19728 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19729 } 19730 19731 /** 19732 * Non-Binder method, support for the backup/restore mechanism: write the 19733 * full set of preferred activities in its canonical XML format. Returns the 19734 * XML output as a byte array, or null if there is none. 19735 */ 19736 @Override 19737 public byte[] getPreferredActivityBackup(int userId) { 19738 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19739 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19740 } 19741 19742 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19743 try { 19744 final XmlSerializer serializer = new FastXmlSerializer(); 19745 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19746 serializer.startDocument(null, true); 19747 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19748 19749 synchronized (mPackages) { 19750 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19751 } 19752 19753 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19754 serializer.endDocument(); 19755 serializer.flush(); 19756 } catch (Exception e) { 19757 if (DEBUG_BACKUP) { 19758 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19759 } 19760 return null; 19761 } 19762 19763 return dataStream.toByteArray(); 19764 } 19765 19766 @Override 19767 public void restorePreferredActivities(byte[] backup, int userId) { 19768 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19769 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19770 } 19771 19772 try { 19773 final XmlPullParser parser = Xml.newPullParser(); 19774 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19775 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19776 new BlobXmlRestorer() { 19777 @Override 19778 public void apply(XmlPullParser parser, int userId) 19779 throws XmlPullParserException, IOException { 19780 synchronized (mPackages) { 19781 mSettings.readPreferredActivitiesLPw(parser, userId); 19782 } 19783 } 19784 } ); 19785 } catch (Exception e) { 19786 if (DEBUG_BACKUP) { 19787 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19788 } 19789 } 19790 } 19791 19792 /** 19793 * Non-Binder method, support for the backup/restore mechanism: write the 19794 * default browser (etc) settings in its canonical XML format. Returns the default 19795 * browser XML representation as a byte array, or null if there is none. 19796 */ 19797 @Override 19798 public byte[] getDefaultAppsBackup(int userId) { 19799 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19800 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19801 } 19802 19803 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19804 try { 19805 final XmlSerializer serializer = new FastXmlSerializer(); 19806 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19807 serializer.startDocument(null, true); 19808 serializer.startTag(null, TAG_DEFAULT_APPS); 19809 19810 synchronized (mPackages) { 19811 mSettings.writeDefaultAppsLPr(serializer, userId); 19812 } 19813 19814 serializer.endTag(null, TAG_DEFAULT_APPS); 19815 serializer.endDocument(); 19816 serializer.flush(); 19817 } catch (Exception e) { 19818 if (DEBUG_BACKUP) { 19819 Slog.e(TAG, "Unable to write default apps for backup", e); 19820 } 19821 return null; 19822 } 19823 19824 return dataStream.toByteArray(); 19825 } 19826 19827 @Override 19828 public void restoreDefaultApps(byte[] backup, int userId) { 19829 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19830 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19831 } 19832 19833 try { 19834 final XmlPullParser parser = Xml.newPullParser(); 19835 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19836 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19837 new BlobXmlRestorer() { 19838 @Override 19839 public void apply(XmlPullParser parser, int userId) 19840 throws XmlPullParserException, IOException { 19841 synchronized (mPackages) { 19842 mSettings.readDefaultAppsLPw(parser, userId); 19843 } 19844 } 19845 } ); 19846 } catch (Exception e) { 19847 if (DEBUG_BACKUP) { 19848 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19849 } 19850 } 19851 } 19852 19853 @Override 19854 public byte[] getIntentFilterVerificationBackup(int userId) { 19855 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19856 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19857 } 19858 19859 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19860 try { 19861 final XmlSerializer serializer = new FastXmlSerializer(); 19862 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19863 serializer.startDocument(null, true); 19864 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19865 19866 synchronized (mPackages) { 19867 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19868 } 19869 19870 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19871 serializer.endDocument(); 19872 serializer.flush(); 19873 } catch (Exception e) { 19874 if (DEBUG_BACKUP) { 19875 Slog.e(TAG, "Unable to write default apps for backup", e); 19876 } 19877 return null; 19878 } 19879 19880 return dataStream.toByteArray(); 19881 } 19882 19883 @Override 19884 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19885 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19886 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19887 } 19888 19889 try { 19890 final XmlPullParser parser = Xml.newPullParser(); 19891 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19892 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19893 new BlobXmlRestorer() { 19894 @Override 19895 public void apply(XmlPullParser parser, int userId) 19896 throws XmlPullParserException, IOException { 19897 synchronized (mPackages) { 19898 mSettings.readAllDomainVerificationsLPr(parser, userId); 19899 mSettings.writeLPr(); 19900 } 19901 } 19902 } ); 19903 } catch (Exception e) { 19904 if (DEBUG_BACKUP) { 19905 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19906 } 19907 } 19908 } 19909 19910 @Override 19911 public byte[] getPermissionGrantBackup(int userId) { 19912 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19913 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19914 } 19915 19916 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19917 try { 19918 final XmlSerializer serializer = new FastXmlSerializer(); 19919 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19920 serializer.startDocument(null, true); 19921 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19922 19923 synchronized (mPackages) { 19924 serializeRuntimePermissionGrantsLPr(serializer, userId); 19925 } 19926 19927 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19928 serializer.endDocument(); 19929 serializer.flush(); 19930 } catch (Exception e) { 19931 if (DEBUG_BACKUP) { 19932 Slog.e(TAG, "Unable to write default apps for backup", e); 19933 } 19934 return null; 19935 } 19936 19937 return dataStream.toByteArray(); 19938 } 19939 19940 @Override 19941 public void restorePermissionGrants(byte[] backup, int userId) { 19942 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19943 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19944 } 19945 19946 try { 19947 final XmlPullParser parser = Xml.newPullParser(); 19948 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19949 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19950 new BlobXmlRestorer() { 19951 @Override 19952 public void apply(XmlPullParser parser, int userId) 19953 throws XmlPullParserException, IOException { 19954 synchronized (mPackages) { 19955 processRestoredPermissionGrantsLPr(parser, userId); 19956 } 19957 } 19958 } ); 19959 } catch (Exception e) { 19960 if (DEBUG_BACKUP) { 19961 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19962 } 19963 } 19964 } 19965 19966 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19967 throws IOException { 19968 serializer.startTag(null, TAG_ALL_GRANTS); 19969 19970 final int N = mSettings.mPackages.size(); 19971 for (int i = 0; i < N; i++) { 19972 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19973 boolean pkgGrantsKnown = false; 19974 19975 PermissionsState packagePerms = ps.getPermissionsState(); 19976 19977 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19978 final int grantFlags = state.getFlags(); 19979 // only look at grants that are not system/policy fixed 19980 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19981 final boolean isGranted = state.isGranted(); 19982 // And only back up the user-twiddled state bits 19983 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19984 final String packageName = mSettings.mPackages.keyAt(i); 19985 if (!pkgGrantsKnown) { 19986 serializer.startTag(null, TAG_GRANT); 19987 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19988 pkgGrantsKnown = true; 19989 } 19990 19991 final boolean userSet = 19992 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19993 final boolean userFixed = 19994 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19995 final boolean revoke = 19996 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19997 19998 serializer.startTag(null, TAG_PERMISSION); 19999 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 20000 if (isGranted) { 20001 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 20002 } 20003 if (userSet) { 20004 serializer.attribute(null, ATTR_USER_SET, "true"); 20005 } 20006 if (userFixed) { 20007 serializer.attribute(null, ATTR_USER_FIXED, "true"); 20008 } 20009 if (revoke) { 20010 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 20011 } 20012 serializer.endTag(null, TAG_PERMISSION); 20013 } 20014 } 20015 } 20016 20017 if (pkgGrantsKnown) { 20018 serializer.endTag(null, TAG_GRANT); 20019 } 20020 } 20021 20022 serializer.endTag(null, TAG_ALL_GRANTS); 20023 } 20024 20025 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 20026 throws XmlPullParserException, IOException { 20027 String pkgName = null; 20028 int outerDepth = parser.getDepth(); 20029 int type; 20030 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 20031 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 20032 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 20033 continue; 20034 } 20035 20036 final String tagName = parser.getName(); 20037 if (tagName.equals(TAG_GRANT)) { 20038 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 20039 if (DEBUG_BACKUP) { 20040 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 20041 } 20042 } else if (tagName.equals(TAG_PERMISSION)) { 20043 20044 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 20045 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 20046 20047 int newFlagSet = 0; 20048 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 20049 newFlagSet |= FLAG_PERMISSION_USER_SET; 20050 } 20051 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 20052 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 20053 } 20054 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20055 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20056 } 20057 if (DEBUG_BACKUP) { 20058 Slog.v(TAG, " + Restoring grant:" 20059 + " pkg=" + pkgName 20060 + " perm=" + permName 20061 + " granted=" + isGranted 20062 + " bits=0x" + Integer.toHexString(newFlagSet)); 20063 } 20064 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20065 if (ps != null) { 20066 // Already installed so we apply the grant immediately 20067 if (DEBUG_BACKUP) { 20068 Slog.v(TAG, " + already installed; applying"); 20069 } 20070 PermissionsState perms = ps.getPermissionsState(); 20071 BasePermission bp = 20072 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20073 if (bp != null) { 20074 if (isGranted) { 20075 perms.grantRuntimePermission(bp, userId); 20076 } 20077 if (newFlagSet != 0) { 20078 perms.updatePermissionFlags( 20079 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20080 } 20081 } 20082 } else { 20083 // Need to wait for post-restore install to apply the grant 20084 if (DEBUG_BACKUP) { 20085 Slog.v(TAG, " - not yet installed; saving for later"); 20086 } 20087 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20088 isGranted, newFlagSet, userId); 20089 } 20090 } else { 20091 PackageManagerService.reportSettingsProblem(Log.WARN, 20092 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20093 XmlUtils.skipCurrentTag(parser); 20094 } 20095 } 20096 20097 scheduleWriteSettingsLocked(); 20098 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20099 } 20100 20101 @Override 20102 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20103 int sourceUserId, int targetUserId, int flags) { 20104 mContext.enforceCallingOrSelfPermission( 20105 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20106 int callingUid = Binder.getCallingUid(); 20107 enforceOwnerRights(ownerPackage, callingUid); 20108 PackageManagerServiceUtils.enforceShellRestriction( 20109 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20110 if (intentFilter.countActions() == 0) { 20111 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20112 return; 20113 } 20114 synchronized (mPackages) { 20115 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20116 ownerPackage, targetUserId, flags); 20117 CrossProfileIntentResolver resolver = 20118 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20119 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20120 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20121 if (existing != null) { 20122 int size = existing.size(); 20123 for (int i = 0; i < size; i++) { 20124 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20125 return; 20126 } 20127 } 20128 } 20129 resolver.addFilter(newFilter); 20130 scheduleWritePackageRestrictionsLocked(sourceUserId); 20131 } 20132 } 20133 20134 @Override 20135 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20136 mContext.enforceCallingOrSelfPermission( 20137 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20138 final int callingUid = Binder.getCallingUid(); 20139 enforceOwnerRights(ownerPackage, callingUid); 20140 PackageManagerServiceUtils.enforceShellRestriction( 20141 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20142 synchronized (mPackages) { 20143 CrossProfileIntentResolver resolver = 20144 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20145 ArraySet<CrossProfileIntentFilter> set = 20146 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20147 for (CrossProfileIntentFilter filter : set) { 20148 if (filter.getOwnerPackage().equals(ownerPackage)) { 20149 resolver.removeFilter(filter); 20150 } 20151 } 20152 scheduleWritePackageRestrictionsLocked(sourceUserId); 20153 } 20154 } 20155 20156 // Enforcing that callingUid is owning pkg on userId 20157 private void enforceOwnerRights(String pkg, int callingUid) { 20158 // The system owns everything. 20159 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20160 return; 20161 } 20162 final int callingUserId = UserHandle.getUserId(callingUid); 20163 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20164 if (pi == null) { 20165 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20166 + callingUserId); 20167 } 20168 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20169 throw new SecurityException("Calling uid " + callingUid 20170 + " does not own package " + pkg); 20171 } 20172 } 20173 20174 @Override 20175 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20176 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20177 return null; 20178 } 20179 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20180 } 20181 20182 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20183 UserManagerService ums = UserManagerService.getInstance(); 20184 if (ums != null) { 20185 final UserInfo parent = ums.getProfileParent(userId); 20186 final int launcherUid = (parent != null) ? parent.id : userId; 20187 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20188 if (launcherComponent != null) { 20189 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20190 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20191 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20192 .setPackage(launcherComponent.getPackageName()); 20193 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20194 } 20195 } 20196 } 20197 20198 /** 20199 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20200 * then reports the most likely home activity or null if there are more than one. 20201 */ 20202 private ComponentName getDefaultHomeActivity(int userId) { 20203 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20204 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20205 if (cn != null) { 20206 return cn; 20207 } 20208 20209 // Find the launcher with the highest priority and return that component if there are no 20210 // other home activity with the same priority. 20211 int lastPriority = Integer.MIN_VALUE; 20212 ComponentName lastComponent = null; 20213 final int size = allHomeCandidates.size(); 20214 for (int i = 0; i < size; i++) { 20215 final ResolveInfo ri = allHomeCandidates.get(i); 20216 if (ri.priority > lastPriority) { 20217 lastComponent = ri.activityInfo.getComponentName(); 20218 lastPriority = ri.priority; 20219 } else if (ri.priority == lastPriority) { 20220 // Two components found with same priority. 20221 lastComponent = null; 20222 } 20223 } 20224 return lastComponent; 20225 } 20226 20227 private Intent getHomeIntent() { 20228 Intent intent = new Intent(Intent.ACTION_MAIN); 20229 intent.addCategory(Intent.CATEGORY_HOME); 20230 intent.addCategory(Intent.CATEGORY_DEFAULT); 20231 return intent; 20232 } 20233 20234 private IntentFilter getHomeFilter() { 20235 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20236 filter.addCategory(Intent.CATEGORY_HOME); 20237 filter.addCategory(Intent.CATEGORY_DEFAULT); 20238 return filter; 20239 } 20240 20241 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20242 int userId) { 20243 Intent intent = getHomeIntent(); 20244 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20245 PackageManager.GET_META_DATA, userId); 20246 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20247 true, false, false, userId); 20248 20249 allHomeCandidates.clear(); 20250 if (list != null) { 20251 for (ResolveInfo ri : list) { 20252 allHomeCandidates.add(ri); 20253 } 20254 } 20255 return (preferred == null || preferred.activityInfo == null) 20256 ? null 20257 : new ComponentName(preferred.activityInfo.packageName, 20258 preferred.activityInfo.name); 20259 } 20260 20261 @Override 20262 public void setHomeActivity(ComponentName comp, int userId) { 20263 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20264 return; 20265 } 20266 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20267 getHomeActivitiesAsUser(homeActivities, userId); 20268 20269 boolean found = false; 20270 20271 final int size = homeActivities.size(); 20272 final ComponentName[] set = new ComponentName[size]; 20273 for (int i = 0; i < size; i++) { 20274 final ResolveInfo candidate = homeActivities.get(i); 20275 final ActivityInfo info = candidate.activityInfo; 20276 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20277 set[i] = activityName; 20278 if (!found && activityName.equals(comp)) { 20279 found = true; 20280 } 20281 } 20282 if (!found) { 20283 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20284 + userId); 20285 } 20286 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20287 set, comp, userId); 20288 } 20289 20290 private @Nullable String getSetupWizardPackageName() { 20291 final Intent intent = new Intent(Intent.ACTION_MAIN); 20292 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20293 20294 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20295 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20296 | MATCH_DISABLED_COMPONENTS, 20297 UserHandle.myUserId()); 20298 if (matches.size() == 1) { 20299 return matches.get(0).getComponentInfo().packageName; 20300 } else { 20301 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20302 + ": matches=" + matches); 20303 return null; 20304 } 20305 } 20306 20307 private @Nullable String getStorageManagerPackageName() { 20308 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20309 20310 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20311 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20312 | MATCH_DISABLED_COMPONENTS, 20313 UserHandle.myUserId()); 20314 if (matches.size() == 1) { 20315 return matches.get(0).getComponentInfo().packageName; 20316 } else { 20317 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20318 + matches.size() + ": matches=" + matches); 20319 return null; 20320 } 20321 } 20322 20323 @Override 20324 public void setApplicationEnabledSetting(String appPackageName, 20325 int newState, int flags, int userId, String callingPackage) { 20326 if (!sUserManager.exists(userId)) return; 20327 if (callingPackage == null) { 20328 callingPackage = Integer.toString(Binder.getCallingUid()); 20329 } 20330 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20331 } 20332 20333 @Override 20334 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20335 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20336 synchronized (mPackages) { 20337 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20338 if (pkgSetting != null) { 20339 pkgSetting.setUpdateAvailable(updateAvailable); 20340 } 20341 } 20342 } 20343 20344 @Override 20345 public void setComponentEnabledSetting(ComponentName componentName, 20346 int newState, int flags, int userId) { 20347 if (!sUserManager.exists(userId)) return; 20348 setEnabledSetting(componentName.getPackageName(), 20349 componentName.getClassName(), newState, flags, userId, null); 20350 } 20351 20352 private void setEnabledSetting(final String packageName, String className, int newState, 20353 final int flags, int userId, String callingPackage) { 20354 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20355 || newState == COMPONENT_ENABLED_STATE_ENABLED 20356 || newState == COMPONENT_ENABLED_STATE_DISABLED 20357 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20358 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20359 throw new IllegalArgumentException("Invalid new component state: " 20360 + newState); 20361 } 20362 PackageSetting pkgSetting; 20363 final int callingUid = Binder.getCallingUid(); 20364 final int permission; 20365 if (callingUid == Process.SYSTEM_UID) { 20366 permission = PackageManager.PERMISSION_GRANTED; 20367 } else { 20368 permission = mContext.checkCallingOrSelfPermission( 20369 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20370 } 20371 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20372 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20373 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20374 boolean sendNow = false; 20375 boolean isApp = (className == null); 20376 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20377 String componentName = isApp ? packageName : className; 20378 int packageUid = -1; 20379 ArrayList<String> components; 20380 20381 // reader 20382 synchronized (mPackages) { 20383 pkgSetting = mSettings.mPackages.get(packageName); 20384 if (pkgSetting == null) { 20385 if (!isCallerInstantApp) { 20386 if (className == null) { 20387 throw new IllegalArgumentException("Unknown package: " + packageName); 20388 } 20389 throw new IllegalArgumentException( 20390 "Unknown component: " + packageName + "/" + className); 20391 } else { 20392 // throw SecurityException to prevent leaking package information 20393 throw new SecurityException( 20394 "Attempt to change component state; " 20395 + "pid=" + Binder.getCallingPid() 20396 + ", uid=" + callingUid 20397 + (className == null 20398 ? ", package=" + packageName 20399 : ", component=" + packageName + "/" + className)); 20400 } 20401 } 20402 } 20403 20404 // Limit who can change which apps 20405 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20406 // Don't allow apps that don't have permission to modify other apps 20407 if (!allowedByPermission 20408 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20409 throw new SecurityException( 20410 "Attempt to change component state; " 20411 + "pid=" + Binder.getCallingPid() 20412 + ", uid=" + callingUid 20413 + (className == null 20414 ? ", package=" + packageName 20415 : ", component=" + packageName + "/" + className)); 20416 } 20417 // Don't allow changing protected packages. 20418 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20419 throw new SecurityException("Cannot disable a protected package: " + packageName); 20420 } 20421 } 20422 20423 synchronized (mPackages) { 20424 if (callingUid == Process.SHELL_UID 20425 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20426 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20427 // unless it is a test package. 20428 int oldState = pkgSetting.getEnabled(userId); 20429 if (className == null 20430 && 20431 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20432 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20433 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20434 && 20435 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20436 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20437 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20438 // ok 20439 } else { 20440 throw new SecurityException( 20441 "Shell cannot change component state for " + packageName + "/" 20442 + className + " to " + newState); 20443 } 20444 } 20445 } 20446 if (className == null) { 20447 // We're dealing with an application/package level state change 20448 synchronized (mPackages) { 20449 if (pkgSetting.getEnabled(userId) == newState) { 20450 // Nothing to do 20451 return; 20452 } 20453 } 20454 // If we're enabling a system stub, there's a little more work to do. 20455 // Prior to enabling the package, we need to decompress the APK(s) to the 20456 // data partition and then replace the version on the system partition. 20457 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20458 final boolean isSystemStub = deletedPkg.isStub 20459 && deletedPkg.isSystem(); 20460 if (isSystemStub 20461 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20462 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20463 final File codePath = decompressPackage(deletedPkg); 20464 if (codePath == null) { 20465 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20466 return; 20467 } 20468 // TODO remove direct parsing of the package object during internal cleanup 20469 // of scan package 20470 // We need to call parse directly here for no other reason than we need 20471 // the new package in order to disable the old one [we use the information 20472 // for some internal optimization to optionally create a new package setting 20473 // object on replace]. However, we can't get the package from the scan 20474 // because the scan modifies live structures and we need to remove the 20475 // old [system] package from the system before a scan can be attempted. 20476 // Once scan is indempotent we can remove this parse and use the package 20477 // object we scanned, prior to adding it to package settings. 20478 final PackageParser pp = new PackageParser(); 20479 pp.setSeparateProcesses(mSeparateProcesses); 20480 pp.setDisplayMetrics(mMetrics); 20481 pp.setCallback(mPackageParserCallback); 20482 final PackageParser.Package tmpPkg; 20483 try { 20484 final @ParseFlags int parseFlags = mDefParseFlags 20485 | PackageParser.PARSE_MUST_BE_APK 20486 | PackageParser.PARSE_IS_SYSTEM_DIR; 20487 tmpPkg = pp.parsePackage(codePath, parseFlags); 20488 } catch (PackageParserException e) { 20489 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20490 return; 20491 } 20492 synchronized (mInstallLock) { 20493 // Disable the stub and remove any package entries 20494 removePackageLI(deletedPkg, true); 20495 synchronized (mPackages) { 20496 disableSystemPackageLPw(deletedPkg, tmpPkg); 20497 } 20498 final PackageParser.Package pkg; 20499 try (PackageFreezer freezer = 20500 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20501 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20502 | PackageParser.PARSE_ENFORCE_CODE; 20503 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20504 0 /*currentTime*/, null /*user*/); 20505 prepareAppDataAfterInstallLIF(pkg); 20506 synchronized (mPackages) { 20507 try { 20508 updateSharedLibrariesLPr(pkg, null); 20509 } catch (PackageManagerException e) { 20510 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20511 } 20512 mPermissionManager.updatePermissions( 20513 pkg.packageName, pkg, true, mPackages.values(), 20514 mPermissionCallback); 20515 mSettings.writeLPr(); 20516 } 20517 } catch (PackageManagerException e) { 20518 // Whoops! Something went wrong; try to roll back to the stub 20519 Slog.w(TAG, "Failed to install compressed system package:" 20520 + pkgSetting.name, e); 20521 // Remove the failed install 20522 removeCodePathLI(codePath); 20523 20524 // Install the system package 20525 try (PackageFreezer freezer = 20526 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20527 synchronized (mPackages) { 20528 // NOTE: The system package always needs to be enabled; even 20529 // if it's for a compressed stub. If we don't, installing the 20530 // system package fails during scan [scanning checks the disabled 20531 // packages]. We will reverse this later, after we've "installed" 20532 // the stub. 20533 // This leaves us in a fragile state; the stub should never be 20534 // enabled, so, cross your fingers and hope nothing goes wrong 20535 // until we can disable the package later. 20536 enableSystemPackageLPw(deletedPkg); 20537 } 20538 installPackageFromSystemLIF(deletedPkg.codePath, 20539 false /*isPrivileged*/, null /*allUserHandles*/, 20540 null /*origUserHandles*/, null /*origPermissionsState*/, 20541 true /*writeSettings*/); 20542 } catch (PackageManagerException pme) { 20543 Slog.w(TAG, "Failed to restore system package:" 20544 + deletedPkg.packageName, pme); 20545 } finally { 20546 synchronized (mPackages) { 20547 mSettings.disableSystemPackageLPw( 20548 deletedPkg.packageName, true /*replaced*/); 20549 mSettings.writeLPr(); 20550 } 20551 } 20552 return; 20553 } 20554 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20555 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20556 mDexManager.notifyPackageUpdated(pkg.packageName, 20557 pkg.baseCodePath, pkg.splitCodePaths); 20558 } 20559 } 20560 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20561 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20562 // Don't care about who enables an app. 20563 callingPackage = null; 20564 } 20565 synchronized (mPackages) { 20566 pkgSetting.setEnabled(newState, userId, callingPackage); 20567 } 20568 } else { 20569 synchronized (mPackages) { 20570 // We're dealing with a component level state change 20571 // First, verify that this is a valid class name. 20572 PackageParser.Package pkg = pkgSetting.pkg; 20573 if (pkg == null || !pkg.hasComponentClassName(className)) { 20574 if (pkg != null && 20575 pkg.applicationInfo.targetSdkVersion >= 20576 Build.VERSION_CODES.JELLY_BEAN) { 20577 throw new IllegalArgumentException("Component class " + className 20578 + " does not exist in " + packageName); 20579 } else { 20580 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20581 + className + " does not exist in " + packageName); 20582 } 20583 } 20584 switch (newState) { 20585 case COMPONENT_ENABLED_STATE_ENABLED: 20586 if (!pkgSetting.enableComponentLPw(className, userId)) { 20587 return; 20588 } 20589 break; 20590 case COMPONENT_ENABLED_STATE_DISABLED: 20591 if (!pkgSetting.disableComponentLPw(className, userId)) { 20592 return; 20593 } 20594 break; 20595 case COMPONENT_ENABLED_STATE_DEFAULT: 20596 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20597 return; 20598 } 20599 break; 20600 default: 20601 Slog.e(TAG, "Invalid new component state: " + newState); 20602 return; 20603 } 20604 } 20605 } 20606 synchronized (mPackages) { 20607 scheduleWritePackageRestrictionsLocked(userId); 20608 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20609 final long callingId = Binder.clearCallingIdentity(); 20610 try { 20611 updateInstantAppInstallerLocked(packageName); 20612 } finally { 20613 Binder.restoreCallingIdentity(callingId); 20614 } 20615 components = mPendingBroadcasts.get(userId, packageName); 20616 final boolean newPackage = components == null; 20617 if (newPackage) { 20618 components = new ArrayList<String>(); 20619 } 20620 if (!components.contains(componentName)) { 20621 components.add(componentName); 20622 } 20623 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20624 sendNow = true; 20625 // Purge entry from pending broadcast list if another one exists already 20626 // since we are sending one right away. 20627 mPendingBroadcasts.remove(userId, packageName); 20628 } else { 20629 if (newPackage) { 20630 mPendingBroadcasts.put(userId, packageName, components); 20631 } 20632 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20633 // Schedule a message 20634 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20635 } 20636 } 20637 } 20638 20639 long callingId = Binder.clearCallingIdentity(); 20640 try { 20641 if (sendNow) { 20642 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20643 sendPackageChangedBroadcast(packageName, 20644 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20645 } 20646 } finally { 20647 Binder.restoreCallingIdentity(callingId); 20648 } 20649 } 20650 20651 @Override 20652 public void flushPackageRestrictionsAsUser(int userId) { 20653 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20654 return; 20655 } 20656 if (!sUserManager.exists(userId)) { 20657 return; 20658 } 20659 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20660 false /* checkShell */, "flushPackageRestrictions"); 20661 synchronized (mPackages) { 20662 mSettings.writePackageRestrictionsLPr(userId); 20663 mDirtyUsers.remove(userId); 20664 if (mDirtyUsers.isEmpty()) { 20665 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20666 } 20667 } 20668 } 20669 20670 private void sendPackageChangedBroadcast(String packageName, 20671 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20672 if (DEBUG_INSTALL) 20673 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20674 + componentNames); 20675 Bundle extras = new Bundle(4); 20676 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20677 String nameList[] = new String[componentNames.size()]; 20678 componentNames.toArray(nameList); 20679 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20680 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20681 extras.putInt(Intent.EXTRA_UID, packageUid); 20682 // If this is not reporting a change of the overall package, then only send it 20683 // to registered receivers. We don't want to launch a swath of apps for every 20684 // little component state change. 20685 final int flags = !componentNames.contains(packageName) 20686 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20687 final int userId = UserHandle.getUserId(packageUid); 20688 final boolean isInstantApp = isInstantApp(packageName, userId); 20689 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20690 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20691 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20692 userIds, instantUserIds); 20693 } 20694 20695 @Override 20696 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20697 if (!sUserManager.exists(userId)) return; 20698 final int callingUid = Binder.getCallingUid(); 20699 if (getInstantAppPackageName(callingUid) != null) { 20700 return; 20701 } 20702 final int permission = mContext.checkCallingOrSelfPermission( 20703 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20704 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20705 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20706 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20707 // writer 20708 synchronized (mPackages) { 20709 final PackageSetting ps = mSettings.mPackages.get(packageName); 20710 if (!filterAppAccessLPr(ps, callingUid, userId) 20711 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20712 allowedByPermission, callingUid, userId)) { 20713 scheduleWritePackageRestrictionsLocked(userId); 20714 } 20715 } 20716 } 20717 20718 @Override 20719 public String getInstallerPackageName(String packageName) { 20720 final int callingUid = Binder.getCallingUid(); 20721 if (getInstantAppPackageName(callingUid) != null) { 20722 return null; 20723 } 20724 // reader 20725 synchronized (mPackages) { 20726 final PackageSetting ps = mSettings.mPackages.get(packageName); 20727 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20728 return null; 20729 } 20730 return mSettings.getInstallerPackageNameLPr(packageName); 20731 } 20732 } 20733 20734 public boolean isOrphaned(String packageName) { 20735 // reader 20736 synchronized (mPackages) { 20737 return mSettings.isOrphaned(packageName); 20738 } 20739 } 20740 20741 @Override 20742 public int getApplicationEnabledSetting(String packageName, int userId) { 20743 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20744 int callingUid = Binder.getCallingUid(); 20745 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20746 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20747 // reader 20748 synchronized (mPackages) { 20749 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20750 return COMPONENT_ENABLED_STATE_DISABLED; 20751 } 20752 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20753 } 20754 } 20755 20756 @Override 20757 public int getComponentEnabledSetting(ComponentName component, int userId) { 20758 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20759 int callingUid = Binder.getCallingUid(); 20760 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20761 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20762 synchronized (mPackages) { 20763 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20764 component, TYPE_UNKNOWN, userId)) { 20765 return COMPONENT_ENABLED_STATE_DISABLED; 20766 } 20767 return mSettings.getComponentEnabledSettingLPr(component, userId); 20768 } 20769 } 20770 20771 @Override 20772 public void enterSafeMode() { 20773 enforceSystemOrRoot("Only the system can request entering safe mode"); 20774 20775 if (!mSystemReady) { 20776 mSafeMode = true; 20777 } 20778 } 20779 20780 @Override 20781 public void systemReady() { 20782 enforceSystemOrRoot("Only the system can claim the system is ready"); 20783 20784 mSystemReady = true; 20785 final ContentResolver resolver = mContext.getContentResolver(); 20786 ContentObserver co = new ContentObserver(mHandler) { 20787 @Override 20788 public void onChange(boolean selfChange) { 20789 mEphemeralAppsDisabled = 20790 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20791 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20792 } 20793 }; 20794 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20795 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20796 false, co, UserHandle.USER_SYSTEM); 20797 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20798 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20799 co.onChange(true); 20800 20801 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20802 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20803 // it is done. 20804 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20805 @Override 20806 public void onChange(boolean selfChange) { 20807 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20808 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20809 oobEnabled == 1 ? "true" : "false"); 20810 } 20811 }; 20812 mContext.getContentResolver().registerContentObserver( 20813 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20814 UserHandle.USER_SYSTEM); 20815 // At boot, restore the value from the setting, which persists across reboot. 20816 privAppOobObserver.onChange(true); 20817 20818 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20819 // disabled after already being started. 20820 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20821 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20822 20823 // Read the compatibilty setting when the system is ready. 20824 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20825 mContext.getContentResolver(), 20826 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20827 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20828 if (DEBUG_SETTINGS) { 20829 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20830 } 20831 20832 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20833 20834 synchronized (mPackages) { 20835 // Verify that all of the preferred activity components actually 20836 // exist. It is possible for applications to be updated and at 20837 // that point remove a previously declared activity component that 20838 // had been set as a preferred activity. We try to clean this up 20839 // the next time we encounter that preferred activity, but it is 20840 // possible for the user flow to never be able to return to that 20841 // situation so here we do a sanity check to make sure we haven't 20842 // left any junk around. 20843 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20844 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20845 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20846 removed.clear(); 20847 for (PreferredActivity pa : pir.filterSet()) { 20848 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20849 removed.add(pa); 20850 } 20851 } 20852 if (removed.size() > 0) { 20853 for (int r=0; r<removed.size(); r++) { 20854 PreferredActivity pa = removed.get(r); 20855 Slog.w(TAG, "Removing dangling preferred activity: " 20856 + pa.mPref.mComponent); 20857 pir.removeFilter(pa); 20858 } 20859 mSettings.writePackageRestrictionsLPr( 20860 mSettings.mPreferredActivities.keyAt(i)); 20861 } 20862 } 20863 20864 for (int userId : UserManagerService.getInstance().getUserIds()) { 20865 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20866 grantPermissionsUserIds = ArrayUtils.appendInt( 20867 grantPermissionsUserIds, userId); 20868 } 20869 } 20870 } 20871 sUserManager.systemReady(); 20872 // If we upgraded grant all default permissions before kicking off. 20873 for (int userId : grantPermissionsUserIds) { 20874 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20875 } 20876 20877 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20878 // If we did not grant default permissions, we preload from this the 20879 // default permission exceptions lazily to ensure we don't hit the 20880 // disk on a new user creation. 20881 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20882 } 20883 20884 // Now that we've scanned all packages, and granted any default 20885 // permissions, ensure permissions are updated. Beware of dragons if you 20886 // try optimizing this. 20887 synchronized (mPackages) { 20888 mPermissionManager.updateAllPermissions( 20889 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20890 mPermissionCallback); 20891 } 20892 20893 // Kick off any messages waiting for system ready 20894 if (mPostSystemReadyMessages != null) { 20895 for (Message msg : mPostSystemReadyMessages) { 20896 msg.sendToTarget(); 20897 } 20898 mPostSystemReadyMessages = null; 20899 } 20900 20901 // Watch for external volumes that come and go over time 20902 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20903 storage.registerListener(mStorageListener); 20904 20905 mInstallerService.systemReady(); 20906 mPackageDexOptimizer.systemReady(); 20907 20908 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20909 StorageManagerInternal.class); 20910 StorageManagerInternal.addExternalStoragePolicy( 20911 new StorageManagerInternal.ExternalStorageMountPolicy() { 20912 @Override 20913 public int getMountMode(int uid, String packageName) { 20914 if (Process.isIsolated(uid)) { 20915 return Zygote.MOUNT_EXTERNAL_NONE; 20916 } 20917 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20918 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20919 } 20920 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20921 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20922 } 20923 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20924 return Zygote.MOUNT_EXTERNAL_READ; 20925 } 20926 return Zygote.MOUNT_EXTERNAL_WRITE; 20927 } 20928 20929 @Override 20930 public boolean hasExternalStorage(int uid, String packageName) { 20931 return true; 20932 } 20933 }); 20934 20935 // Now that we're mostly running, clean up stale users and apps 20936 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20937 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20938 20939 mPermissionManager.systemReady(); 20940 } 20941 20942 public void waitForAppDataPrepared() { 20943 if (mPrepareAppDataFuture == null) { 20944 return; 20945 } 20946 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20947 mPrepareAppDataFuture = null; 20948 } 20949 20950 @Override 20951 public boolean isSafeMode() { 20952 // allow instant applications 20953 return mSafeMode; 20954 } 20955 20956 @Override 20957 public boolean hasSystemUidErrors() { 20958 // allow instant applications 20959 return mHasSystemUidErrors; 20960 } 20961 20962 static String arrayToString(int[] array) { 20963 StringBuffer buf = new StringBuffer(128); 20964 buf.append('['); 20965 if (array != null) { 20966 for (int i=0; i<array.length; i++) { 20967 if (i > 0) buf.append(", "); 20968 buf.append(array[i]); 20969 } 20970 } 20971 buf.append(']'); 20972 return buf.toString(); 20973 } 20974 20975 @Override 20976 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20977 FileDescriptor err, String[] args, ShellCallback callback, 20978 ResultReceiver resultReceiver) { 20979 (new PackageManagerShellCommand(this)).exec( 20980 this, in, out, err, args, callback, resultReceiver); 20981 } 20982 20983 @Override 20984 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20985 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20986 20987 DumpState dumpState = new DumpState(); 20988 boolean fullPreferred = false; 20989 boolean checkin = false; 20990 20991 String packageName = null; 20992 ArraySet<String> permissionNames = null; 20993 20994 int opti = 0; 20995 while (opti < args.length) { 20996 String opt = args[opti]; 20997 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20998 break; 20999 } 21000 opti++; 21001 21002 if ("-a".equals(opt)) { 21003 // Right now we only know how to print all. 21004 } else if ("-h".equals(opt)) { 21005 pw.println("Package manager dump options:"); 21006 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 21007 pw.println(" --checkin: dump for a checkin"); 21008 pw.println(" -f: print details of intent filters"); 21009 pw.println(" -h: print this help"); 21010 pw.println(" cmd may be one of:"); 21011 pw.println(" l[ibraries]: list known shared libraries"); 21012 pw.println(" f[eatures]: list device features"); 21013 pw.println(" k[eysets]: print known keysets"); 21014 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 21015 pw.println(" perm[issions]: dump permissions"); 21016 pw.println(" permission [name ...]: dump declaration and use of given permission"); 21017 pw.println(" pref[erred]: print preferred package settings"); 21018 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 21019 pw.println(" prov[iders]: dump content providers"); 21020 pw.println(" p[ackages]: dump installed packages"); 21021 pw.println(" s[hared-users]: dump shared user IDs"); 21022 pw.println(" m[essages]: print collected runtime messages"); 21023 pw.println(" v[erifiers]: print package verifier info"); 21024 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 21025 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 21026 pw.println(" version: print database version info"); 21027 pw.println(" write: write current settings now"); 21028 pw.println(" installs: details about install sessions"); 21029 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 21030 pw.println(" dexopt: dump dexopt state"); 21031 pw.println(" compiler-stats: dump compiler statistics"); 21032 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 21033 pw.println(" service-permissions: dump permissions required by services"); 21034 pw.println(" <package.name>: info about given package"); 21035 return; 21036 } else if ("--checkin".equals(opt)) { 21037 checkin = true; 21038 } else if ("-f".equals(opt)) { 21039 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21040 } else if ("--proto".equals(opt)) { 21041 dumpProto(fd); 21042 return; 21043 } else { 21044 pw.println("Unknown argument: " + opt + "; use -h for help"); 21045 } 21046 } 21047 21048 // Is the caller requesting to dump a particular piece of data? 21049 if (opti < args.length) { 21050 String cmd = args[opti]; 21051 opti++; 21052 // Is this a package name? 21053 if ("android".equals(cmd) || cmd.contains(".")) { 21054 packageName = cmd; 21055 // When dumping a single package, we always dump all of its 21056 // filter information since the amount of data will be reasonable. 21057 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21058 } else if ("check-permission".equals(cmd)) { 21059 if (opti >= args.length) { 21060 pw.println("Error: check-permission missing permission argument"); 21061 return; 21062 } 21063 String perm = args[opti]; 21064 opti++; 21065 if (opti >= args.length) { 21066 pw.println("Error: check-permission missing package argument"); 21067 return; 21068 } 21069 21070 String pkg = args[opti]; 21071 opti++; 21072 int user = UserHandle.getUserId(Binder.getCallingUid()); 21073 if (opti < args.length) { 21074 try { 21075 user = Integer.parseInt(args[opti]); 21076 } catch (NumberFormatException e) { 21077 pw.println("Error: check-permission user argument is not a number: " 21078 + args[opti]); 21079 return; 21080 } 21081 } 21082 21083 // Normalize package name to handle renamed packages and static libs 21084 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21085 21086 pw.println(checkPermission(perm, pkg, user)); 21087 return; 21088 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21089 dumpState.setDump(DumpState.DUMP_LIBS); 21090 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21091 dumpState.setDump(DumpState.DUMP_FEATURES); 21092 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21093 if (opti >= args.length) { 21094 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21095 | DumpState.DUMP_SERVICE_RESOLVERS 21096 | DumpState.DUMP_RECEIVER_RESOLVERS 21097 | DumpState.DUMP_CONTENT_RESOLVERS); 21098 } else { 21099 while (opti < args.length) { 21100 String name = args[opti]; 21101 if ("a".equals(name) || "activity".equals(name)) { 21102 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21103 } else if ("s".equals(name) || "service".equals(name)) { 21104 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21105 } else if ("r".equals(name) || "receiver".equals(name)) { 21106 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21107 } else if ("c".equals(name) || "content".equals(name)) { 21108 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21109 } else { 21110 pw.println("Error: unknown resolver table type: " + name); 21111 return; 21112 } 21113 opti++; 21114 } 21115 } 21116 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21117 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21118 } else if ("permission".equals(cmd)) { 21119 if (opti >= args.length) { 21120 pw.println("Error: permission requires permission name"); 21121 return; 21122 } 21123 permissionNames = new ArraySet<>(); 21124 while (opti < args.length) { 21125 permissionNames.add(args[opti]); 21126 opti++; 21127 } 21128 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21129 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21130 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21131 dumpState.setDump(DumpState.DUMP_PREFERRED); 21132 } else if ("preferred-xml".equals(cmd)) { 21133 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21134 if (opti < args.length && "--full".equals(args[opti])) { 21135 fullPreferred = true; 21136 opti++; 21137 } 21138 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21139 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21140 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21141 dumpState.setDump(DumpState.DUMP_PACKAGES); 21142 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21143 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21144 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21145 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21146 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21147 dumpState.setDump(DumpState.DUMP_MESSAGES); 21148 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21149 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21150 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21151 || "intent-filter-verifiers".equals(cmd)) { 21152 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21153 } else if ("version".equals(cmd)) { 21154 dumpState.setDump(DumpState.DUMP_VERSION); 21155 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21156 dumpState.setDump(DumpState.DUMP_KEYSETS); 21157 } else if ("installs".equals(cmd)) { 21158 dumpState.setDump(DumpState.DUMP_INSTALLS); 21159 } else if ("frozen".equals(cmd)) { 21160 dumpState.setDump(DumpState.DUMP_FROZEN); 21161 } else if ("volumes".equals(cmd)) { 21162 dumpState.setDump(DumpState.DUMP_VOLUMES); 21163 } else if ("dexopt".equals(cmd)) { 21164 dumpState.setDump(DumpState.DUMP_DEXOPT); 21165 } else if ("compiler-stats".equals(cmd)) { 21166 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21167 } else if ("changes".equals(cmd)) { 21168 dumpState.setDump(DumpState.DUMP_CHANGES); 21169 } else if ("service-permissions".equals(cmd)) { 21170 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21171 } else if ("write".equals(cmd)) { 21172 synchronized (mPackages) { 21173 mSettings.writeLPr(); 21174 pw.println("Settings written."); 21175 return; 21176 } 21177 } 21178 } 21179 21180 if (checkin) { 21181 pw.println("vers,1"); 21182 } 21183 21184 // reader 21185 synchronized (mPackages) { 21186 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21187 if (!checkin) { 21188 if (dumpState.onTitlePrinted()) 21189 pw.println(); 21190 pw.println("Database versions:"); 21191 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21192 } 21193 } 21194 21195 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21196 if (!checkin) { 21197 if (dumpState.onTitlePrinted()) 21198 pw.println(); 21199 pw.println("Verifiers:"); 21200 pw.print(" Required: "); 21201 pw.print(mRequiredVerifierPackage); 21202 pw.print(" (uid="); 21203 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21204 UserHandle.USER_SYSTEM)); 21205 pw.println(")"); 21206 } else if (mRequiredVerifierPackage != null) { 21207 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21208 pw.print(","); 21209 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21210 UserHandle.USER_SYSTEM)); 21211 } 21212 } 21213 21214 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21215 packageName == null) { 21216 if (mIntentFilterVerifierComponent != null) { 21217 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21218 if (!checkin) { 21219 if (dumpState.onTitlePrinted()) 21220 pw.println(); 21221 pw.println("Intent Filter Verifier:"); 21222 pw.print(" Using: "); 21223 pw.print(verifierPackageName); 21224 pw.print(" (uid="); 21225 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21226 UserHandle.USER_SYSTEM)); 21227 pw.println(")"); 21228 } else if (verifierPackageName != null) { 21229 pw.print("ifv,"); pw.print(verifierPackageName); 21230 pw.print(","); 21231 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21232 UserHandle.USER_SYSTEM)); 21233 } 21234 } else { 21235 pw.println(); 21236 pw.println("No Intent Filter Verifier available!"); 21237 } 21238 } 21239 21240 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21241 boolean printedHeader = false; 21242 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21243 while (it.hasNext()) { 21244 String libName = it.next(); 21245 LongSparseArray<SharedLibraryEntry> versionedLib 21246 = mSharedLibraries.get(libName); 21247 if (versionedLib == null) { 21248 continue; 21249 } 21250 final int versionCount = versionedLib.size(); 21251 for (int i = 0; i < versionCount; i++) { 21252 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21253 if (!checkin) { 21254 if (!printedHeader) { 21255 if (dumpState.onTitlePrinted()) 21256 pw.println(); 21257 pw.println("Libraries:"); 21258 printedHeader = true; 21259 } 21260 pw.print(" "); 21261 } else { 21262 pw.print("lib,"); 21263 } 21264 pw.print(libEntry.info.getName()); 21265 if (libEntry.info.isStatic()) { 21266 pw.print(" version=" + libEntry.info.getLongVersion()); 21267 } 21268 if (!checkin) { 21269 pw.print(" -> "); 21270 } 21271 if (libEntry.path != null) { 21272 pw.print(" (jar) "); 21273 pw.print(libEntry.path); 21274 } else { 21275 pw.print(" (apk) "); 21276 pw.print(libEntry.apk); 21277 } 21278 pw.println(); 21279 } 21280 } 21281 } 21282 21283 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21284 if (dumpState.onTitlePrinted()) 21285 pw.println(); 21286 if (!checkin) { 21287 pw.println("Features:"); 21288 } 21289 21290 synchronized (mAvailableFeatures) { 21291 for (FeatureInfo feat : mAvailableFeatures.values()) { 21292 if (checkin) { 21293 pw.print("feat,"); 21294 pw.print(feat.name); 21295 pw.print(","); 21296 pw.println(feat.version); 21297 } else { 21298 pw.print(" "); 21299 pw.print(feat.name); 21300 if (feat.version > 0) { 21301 pw.print(" version="); 21302 pw.print(feat.version); 21303 } 21304 pw.println(); 21305 } 21306 } 21307 } 21308 } 21309 21310 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21311 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21312 : "Activity Resolver Table:", " ", packageName, 21313 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21314 dumpState.setTitlePrinted(true); 21315 } 21316 } 21317 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21318 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21319 : "Receiver Resolver Table:", " ", packageName, 21320 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21321 dumpState.setTitlePrinted(true); 21322 } 21323 } 21324 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21325 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21326 : "Service Resolver Table:", " ", packageName, 21327 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21328 dumpState.setTitlePrinted(true); 21329 } 21330 } 21331 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21332 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21333 : "Provider Resolver Table:", " ", packageName, 21334 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21335 dumpState.setTitlePrinted(true); 21336 } 21337 } 21338 21339 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21340 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21341 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21342 int user = mSettings.mPreferredActivities.keyAt(i); 21343 if (pir.dump(pw, 21344 dumpState.getTitlePrinted() 21345 ? "\nPreferred Activities User " + user + ":" 21346 : "Preferred Activities User " + user + ":", " ", 21347 packageName, true, false)) { 21348 dumpState.setTitlePrinted(true); 21349 } 21350 } 21351 } 21352 21353 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21354 pw.flush(); 21355 FileOutputStream fout = new FileOutputStream(fd); 21356 BufferedOutputStream str = new BufferedOutputStream(fout); 21357 XmlSerializer serializer = new FastXmlSerializer(); 21358 try { 21359 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21360 serializer.startDocument(null, true); 21361 serializer.setFeature( 21362 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21363 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21364 serializer.endDocument(); 21365 serializer.flush(); 21366 } catch (IllegalArgumentException e) { 21367 pw.println("Failed writing: " + e); 21368 } catch (IllegalStateException e) { 21369 pw.println("Failed writing: " + e); 21370 } catch (IOException e) { 21371 pw.println("Failed writing: " + e); 21372 } 21373 } 21374 21375 if (!checkin 21376 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21377 && packageName == null) { 21378 pw.println(); 21379 int count = mSettings.mPackages.size(); 21380 if (count == 0) { 21381 pw.println("No applications!"); 21382 pw.println(); 21383 } else { 21384 final String prefix = " "; 21385 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21386 if (allPackageSettings.size() == 0) { 21387 pw.println("No domain preferred apps!"); 21388 pw.println(); 21389 } else { 21390 pw.println("App verification status:"); 21391 pw.println(); 21392 count = 0; 21393 for (PackageSetting ps : allPackageSettings) { 21394 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21395 if (ivi == null || ivi.getPackageName() == null) continue; 21396 pw.println(prefix + "Package: " + ivi.getPackageName()); 21397 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21398 pw.println(prefix + "Status: " + ivi.getStatusString()); 21399 pw.println(); 21400 count++; 21401 } 21402 if (count == 0) { 21403 pw.println(prefix + "No app verification established."); 21404 pw.println(); 21405 } 21406 for (int userId : sUserManager.getUserIds()) { 21407 pw.println("App linkages for user " + userId + ":"); 21408 pw.println(); 21409 count = 0; 21410 for (PackageSetting ps : allPackageSettings) { 21411 final long status = ps.getDomainVerificationStatusForUser(userId); 21412 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21413 && !DEBUG_DOMAIN_VERIFICATION) { 21414 continue; 21415 } 21416 pw.println(prefix + "Package: " + ps.name); 21417 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21418 String statusStr = IntentFilterVerificationInfo. 21419 getStatusStringFromValue(status); 21420 pw.println(prefix + "Status: " + statusStr); 21421 pw.println(); 21422 count++; 21423 } 21424 if (count == 0) { 21425 pw.println(prefix + "No configured app linkages."); 21426 pw.println(); 21427 } 21428 } 21429 } 21430 } 21431 } 21432 21433 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21434 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21435 } 21436 21437 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21438 boolean printedSomething = false; 21439 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21440 if (packageName != null && !packageName.equals(p.info.packageName)) { 21441 continue; 21442 } 21443 if (!printedSomething) { 21444 if (dumpState.onTitlePrinted()) 21445 pw.println(); 21446 pw.println("Registered ContentProviders:"); 21447 printedSomething = true; 21448 } 21449 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21450 pw.print(" "); pw.println(p.toString()); 21451 } 21452 printedSomething = false; 21453 for (Map.Entry<String, PackageParser.Provider> entry : 21454 mProvidersByAuthority.entrySet()) { 21455 PackageParser.Provider p = entry.getValue(); 21456 if (packageName != null && !packageName.equals(p.info.packageName)) { 21457 continue; 21458 } 21459 if (!printedSomething) { 21460 if (dumpState.onTitlePrinted()) 21461 pw.println(); 21462 pw.println("ContentProvider Authorities:"); 21463 printedSomething = true; 21464 } 21465 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21466 pw.print(" "); pw.println(p.toString()); 21467 if (p.info != null && p.info.applicationInfo != null) { 21468 final String appInfo = p.info.applicationInfo.toString(); 21469 pw.print(" applicationInfo="); pw.println(appInfo); 21470 } 21471 } 21472 } 21473 21474 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21475 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21476 } 21477 21478 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21479 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21480 } 21481 21482 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21483 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21484 } 21485 21486 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21487 if (dumpState.onTitlePrinted()) pw.println(); 21488 pw.println("Package Changes:"); 21489 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21490 final int K = mChangedPackages.size(); 21491 for (int i = 0; i < K; i++) { 21492 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21493 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21494 final int N = changes.size(); 21495 if (N == 0) { 21496 pw.print(" "); pw.println("No packages changed"); 21497 } else { 21498 for (int j = 0; j < N; j++) { 21499 final String pkgName = changes.valueAt(j); 21500 final int sequenceNumber = changes.keyAt(j); 21501 pw.print(" "); 21502 pw.print("seq="); 21503 pw.print(sequenceNumber); 21504 pw.print(", package="); 21505 pw.println(pkgName); 21506 } 21507 } 21508 } 21509 } 21510 21511 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21512 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21513 } 21514 21515 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21516 // XXX should handle packageName != null by dumping only install data that 21517 // the given package is involved with. 21518 if (dumpState.onTitlePrinted()) pw.println(); 21519 21520 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21521 ipw.println(); 21522 ipw.println("Frozen packages:"); 21523 ipw.increaseIndent(); 21524 if (mFrozenPackages.size() == 0) { 21525 ipw.println("(none)"); 21526 } else { 21527 for (int i = 0; i < mFrozenPackages.size(); i++) { 21528 ipw.println(mFrozenPackages.valueAt(i)); 21529 } 21530 } 21531 ipw.decreaseIndent(); 21532 } 21533 21534 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21535 if (dumpState.onTitlePrinted()) pw.println(); 21536 21537 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21538 ipw.println(); 21539 ipw.println("Loaded volumes:"); 21540 ipw.increaseIndent(); 21541 if (mLoadedVolumes.size() == 0) { 21542 ipw.println("(none)"); 21543 } else { 21544 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21545 ipw.println(mLoadedVolumes.valueAt(i)); 21546 } 21547 } 21548 ipw.decreaseIndent(); 21549 } 21550 21551 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21552 && packageName == null) { 21553 if (dumpState.onTitlePrinted()) pw.println(); 21554 pw.println("Service permissions:"); 21555 21556 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21557 while (filterIterator.hasNext()) { 21558 final ServiceIntentInfo info = filterIterator.next(); 21559 final ServiceInfo serviceInfo = info.service.info; 21560 final String permission = serviceInfo.permission; 21561 if (permission != null) { 21562 pw.print(" "); 21563 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21564 pw.print(": "); 21565 pw.println(permission); 21566 } 21567 } 21568 } 21569 21570 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21571 if (dumpState.onTitlePrinted()) pw.println(); 21572 dumpDexoptStateLPr(pw, packageName); 21573 } 21574 21575 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21576 if (dumpState.onTitlePrinted()) pw.println(); 21577 dumpCompilerStatsLPr(pw, packageName); 21578 } 21579 21580 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21581 if (dumpState.onTitlePrinted()) pw.println(); 21582 mSettings.dumpReadMessagesLPr(pw, dumpState); 21583 21584 pw.println(); 21585 pw.println("Package warning messages:"); 21586 dumpCriticalInfo(pw, null); 21587 } 21588 21589 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21590 dumpCriticalInfo(pw, "msg,"); 21591 } 21592 } 21593 21594 // PackageInstaller should be called outside of mPackages lock 21595 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21596 // XXX should handle packageName != null by dumping only install data that 21597 // the given package is involved with. 21598 if (dumpState.onTitlePrinted()) pw.println(); 21599 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21600 } 21601 } 21602 21603 private void dumpProto(FileDescriptor fd) { 21604 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21605 21606 synchronized (mPackages) { 21607 final long requiredVerifierPackageToken = 21608 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21609 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21610 proto.write( 21611 PackageServiceDumpProto.PackageShortProto.UID, 21612 getPackageUid( 21613 mRequiredVerifierPackage, 21614 MATCH_DEBUG_TRIAGED_MISSING, 21615 UserHandle.USER_SYSTEM)); 21616 proto.end(requiredVerifierPackageToken); 21617 21618 if (mIntentFilterVerifierComponent != null) { 21619 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21620 final long verifierPackageToken = 21621 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21622 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21623 proto.write( 21624 PackageServiceDumpProto.PackageShortProto.UID, 21625 getPackageUid( 21626 verifierPackageName, 21627 MATCH_DEBUG_TRIAGED_MISSING, 21628 UserHandle.USER_SYSTEM)); 21629 proto.end(verifierPackageToken); 21630 } 21631 21632 dumpSharedLibrariesProto(proto); 21633 dumpFeaturesProto(proto); 21634 mSettings.dumpPackagesProto(proto); 21635 mSettings.dumpSharedUsersProto(proto); 21636 dumpCriticalInfo(proto); 21637 } 21638 proto.flush(); 21639 } 21640 21641 private void dumpFeaturesProto(ProtoOutputStream proto) { 21642 synchronized (mAvailableFeatures) { 21643 final int count = mAvailableFeatures.size(); 21644 for (int i = 0; i < count; i++) { 21645 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21646 } 21647 } 21648 } 21649 21650 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21651 final int count = mSharedLibraries.size(); 21652 for (int i = 0; i < count; i++) { 21653 final String libName = mSharedLibraries.keyAt(i); 21654 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21655 if (versionedLib == null) { 21656 continue; 21657 } 21658 final int versionCount = versionedLib.size(); 21659 for (int j = 0; j < versionCount; j++) { 21660 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21661 final long sharedLibraryToken = 21662 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21663 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21664 final boolean isJar = (libEntry.path != null); 21665 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21666 if (isJar) { 21667 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21668 } else { 21669 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21670 } 21671 proto.end(sharedLibraryToken); 21672 } 21673 } 21674 } 21675 21676 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21677 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21678 ipw.println(); 21679 ipw.println("Dexopt state:"); 21680 ipw.increaseIndent(); 21681 Collection<PackageParser.Package> packages = null; 21682 if (packageName != null) { 21683 PackageParser.Package targetPackage = mPackages.get(packageName); 21684 if (targetPackage != null) { 21685 packages = Collections.singletonList(targetPackage); 21686 } else { 21687 ipw.println("Unable to find package: " + packageName); 21688 return; 21689 } 21690 } else { 21691 packages = mPackages.values(); 21692 } 21693 21694 for (PackageParser.Package pkg : packages) { 21695 ipw.println("[" + pkg.packageName + "]"); 21696 ipw.increaseIndent(); 21697 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21698 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21699 ipw.decreaseIndent(); 21700 } 21701 } 21702 21703 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21704 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21705 ipw.println(); 21706 ipw.println("Compiler stats:"); 21707 ipw.increaseIndent(); 21708 Collection<PackageParser.Package> packages = null; 21709 if (packageName != null) { 21710 PackageParser.Package targetPackage = mPackages.get(packageName); 21711 if (targetPackage != null) { 21712 packages = Collections.singletonList(targetPackage); 21713 } else { 21714 ipw.println("Unable to find package: " + packageName); 21715 return; 21716 } 21717 } else { 21718 packages = mPackages.values(); 21719 } 21720 21721 for (PackageParser.Package pkg : packages) { 21722 ipw.println("[" + pkg.packageName + "]"); 21723 ipw.increaseIndent(); 21724 21725 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21726 if (stats == null) { 21727 ipw.println("(No recorded stats)"); 21728 } else { 21729 stats.dump(ipw); 21730 } 21731 ipw.decreaseIndent(); 21732 } 21733 } 21734 21735 private String dumpDomainString(String packageName) { 21736 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21737 .getList(); 21738 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21739 21740 ArraySet<String> result = new ArraySet<>(); 21741 if (iviList.size() > 0) { 21742 for (IntentFilterVerificationInfo ivi : iviList) { 21743 for (String host : ivi.getDomains()) { 21744 result.add(host); 21745 } 21746 } 21747 } 21748 if (filters != null && filters.size() > 0) { 21749 for (IntentFilter filter : filters) { 21750 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21751 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21752 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21753 result.addAll(filter.getHostsList()); 21754 } 21755 } 21756 } 21757 21758 StringBuilder sb = new StringBuilder(result.size() * 16); 21759 for (String domain : result) { 21760 if (sb.length() > 0) sb.append(" "); 21761 sb.append(domain); 21762 } 21763 return sb.toString(); 21764 } 21765 21766 // ------- apps on sdcard specific code ------- 21767 static final boolean DEBUG_SD_INSTALL = false; 21768 21769 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21770 21771 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21772 21773 private boolean mMediaMounted = false; 21774 21775 static String getEncryptKey() { 21776 try { 21777 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21778 SD_ENCRYPTION_KEYSTORE_NAME); 21779 if (sdEncKey == null) { 21780 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21781 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21782 if (sdEncKey == null) { 21783 Slog.e(TAG, "Failed to create encryption keys"); 21784 return null; 21785 } 21786 } 21787 return sdEncKey; 21788 } catch (NoSuchAlgorithmException nsae) { 21789 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21790 return null; 21791 } catch (IOException ioe) { 21792 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21793 return null; 21794 } 21795 } 21796 21797 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21798 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21799 final int size = infos.size(); 21800 final String[] packageNames = new String[size]; 21801 final int[] packageUids = new int[size]; 21802 for (int i = 0; i < size; i++) { 21803 final ApplicationInfo info = infos.get(i); 21804 packageNames[i] = info.packageName; 21805 packageUids[i] = info.uid; 21806 } 21807 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21808 finishedReceiver); 21809 } 21810 21811 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21812 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21813 sendResourcesChangedBroadcast(mediaStatus, replacing, 21814 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21815 } 21816 21817 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21818 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21819 int size = pkgList.length; 21820 if (size > 0) { 21821 // Send broadcasts here 21822 Bundle extras = new Bundle(); 21823 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21824 if (uidArr != null) { 21825 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21826 } 21827 if (replacing) { 21828 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21829 } 21830 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21831 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21832 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21833 } 21834 } 21835 21836 private void loadPrivatePackages(final VolumeInfo vol) { 21837 mHandler.post(new Runnable() { 21838 @Override 21839 public void run() { 21840 loadPrivatePackagesInner(vol); 21841 } 21842 }); 21843 } 21844 21845 private void loadPrivatePackagesInner(VolumeInfo vol) { 21846 final String volumeUuid = vol.fsUuid; 21847 if (TextUtils.isEmpty(volumeUuid)) { 21848 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21849 return; 21850 } 21851 21852 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21853 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21854 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21855 21856 final VersionInfo ver; 21857 final List<PackageSetting> packages; 21858 synchronized (mPackages) { 21859 ver = mSettings.findOrCreateVersion(volumeUuid); 21860 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21861 } 21862 21863 for (PackageSetting ps : packages) { 21864 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21865 synchronized (mInstallLock) { 21866 final PackageParser.Package pkg; 21867 try { 21868 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21869 loaded.add(pkg.applicationInfo); 21870 21871 } catch (PackageManagerException e) { 21872 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21873 } 21874 21875 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21876 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21877 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21878 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21879 } 21880 } 21881 } 21882 21883 // Reconcile app data for all started/unlocked users 21884 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21885 final UserManager um = mContext.getSystemService(UserManager.class); 21886 UserManagerInternal umInternal = getUserManagerInternal(); 21887 for (UserInfo user : um.getUsers()) { 21888 final int flags; 21889 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21890 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21891 } else if (umInternal.isUserRunning(user.id)) { 21892 flags = StorageManager.FLAG_STORAGE_DE; 21893 } else { 21894 continue; 21895 } 21896 21897 try { 21898 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21899 synchronized (mInstallLock) { 21900 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21901 } 21902 } catch (IllegalStateException e) { 21903 // Device was probably ejected, and we'll process that event momentarily 21904 Slog.w(TAG, "Failed to prepare storage: " + e); 21905 } 21906 } 21907 21908 synchronized (mPackages) { 21909 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21910 if (sdkUpdated) { 21911 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21912 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21913 } 21914 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21915 mPermissionCallback); 21916 21917 // Yay, everything is now upgraded 21918 ver.forceCurrent(); 21919 21920 mSettings.writeLPr(); 21921 } 21922 21923 for (PackageFreezer freezer : freezers) { 21924 freezer.close(); 21925 } 21926 21927 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21928 sendResourcesChangedBroadcast(true, false, loaded, null); 21929 mLoadedVolumes.add(vol.getId()); 21930 } 21931 21932 private void unloadPrivatePackages(final VolumeInfo vol) { 21933 mHandler.post(new Runnable() { 21934 @Override 21935 public void run() { 21936 unloadPrivatePackagesInner(vol); 21937 } 21938 }); 21939 } 21940 21941 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21942 final String volumeUuid = vol.fsUuid; 21943 if (TextUtils.isEmpty(volumeUuid)) { 21944 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21945 return; 21946 } 21947 21948 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21949 synchronized (mInstallLock) { 21950 synchronized (mPackages) { 21951 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21952 for (PackageSetting ps : packages) { 21953 if (ps.pkg == null) continue; 21954 21955 final ApplicationInfo info = ps.pkg.applicationInfo; 21956 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21957 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21958 21959 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21960 "unloadPrivatePackagesInner")) { 21961 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21962 false, null)) { 21963 unloaded.add(info); 21964 } else { 21965 Slog.w(TAG, "Failed to unload " + ps.codePath); 21966 } 21967 } 21968 21969 // Try very hard to release any references to this package 21970 // so we don't risk the system server being killed due to 21971 // open FDs 21972 AttributeCache.instance().removePackage(ps.name); 21973 } 21974 21975 mSettings.writeLPr(); 21976 } 21977 } 21978 21979 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21980 sendResourcesChangedBroadcast(false, false, unloaded, null); 21981 mLoadedVolumes.remove(vol.getId()); 21982 21983 // Try very hard to release any references to this path so we don't risk 21984 // the system server being killed due to open FDs 21985 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21986 21987 for (int i = 0; i < 3; i++) { 21988 System.gc(); 21989 System.runFinalization(); 21990 } 21991 } 21992 21993 private void assertPackageKnown(String volumeUuid, String packageName) 21994 throws PackageManagerException { 21995 synchronized (mPackages) { 21996 // Normalize package name to handle renamed packages 21997 packageName = normalizePackageNameLPr(packageName); 21998 21999 final PackageSetting ps = mSettings.mPackages.get(packageName); 22000 if (ps == null) { 22001 throw new PackageManagerException("Package " + packageName + " is unknown"); 22002 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22003 throw new PackageManagerException( 22004 "Package " + packageName + " found on unknown volume " + volumeUuid 22005 + "; expected volume " + ps.volumeUuid); 22006 } 22007 } 22008 } 22009 22010 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 22011 throws PackageManagerException { 22012 synchronized (mPackages) { 22013 // Normalize package name to handle renamed packages 22014 packageName = normalizePackageNameLPr(packageName); 22015 22016 final PackageSetting ps = mSettings.mPackages.get(packageName); 22017 if (ps == null) { 22018 throw new PackageManagerException("Package " + packageName + " is unknown"); 22019 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22020 throw new PackageManagerException( 22021 "Package " + packageName + " found on unknown volume " + volumeUuid 22022 + "; expected volume " + ps.volumeUuid); 22023 } else if (!ps.getInstalled(userId)) { 22024 throw new PackageManagerException( 22025 "Package " + packageName + " not installed for user " + userId); 22026 } 22027 } 22028 } 22029 22030 private List<String> collectAbsoluteCodePaths() { 22031 synchronized (mPackages) { 22032 List<String> codePaths = new ArrayList<>(); 22033 final int packageCount = mSettings.mPackages.size(); 22034 for (int i = 0; i < packageCount; i++) { 22035 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22036 codePaths.add(ps.codePath.getAbsolutePath()); 22037 } 22038 return codePaths; 22039 } 22040 } 22041 22042 /** 22043 * Examine all apps present on given mounted volume, and destroy apps that 22044 * aren't expected, either due to uninstallation or reinstallation on 22045 * another volume. 22046 */ 22047 private void reconcileApps(String volumeUuid) { 22048 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22049 List<File> filesToDelete = null; 22050 22051 final File[] files = FileUtils.listFilesOrEmpty( 22052 Environment.getDataAppDirectory(volumeUuid)); 22053 for (File file : files) { 22054 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22055 && !PackageInstallerService.isStageName(file.getName()); 22056 if (!isPackage) { 22057 // Ignore entries which are not packages 22058 continue; 22059 } 22060 22061 String absolutePath = file.getAbsolutePath(); 22062 22063 boolean pathValid = false; 22064 final int absoluteCodePathCount = absoluteCodePaths.size(); 22065 for (int i = 0; i < absoluteCodePathCount; i++) { 22066 String absoluteCodePath = absoluteCodePaths.get(i); 22067 if (absolutePath.startsWith(absoluteCodePath)) { 22068 pathValid = true; 22069 break; 22070 } 22071 } 22072 22073 if (!pathValid) { 22074 if (filesToDelete == null) { 22075 filesToDelete = new ArrayList<>(); 22076 } 22077 filesToDelete.add(file); 22078 } 22079 } 22080 22081 if (filesToDelete != null) { 22082 final int fileToDeleteCount = filesToDelete.size(); 22083 for (int i = 0; i < fileToDeleteCount; i++) { 22084 File fileToDelete = filesToDelete.get(i); 22085 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22086 synchronized (mInstallLock) { 22087 removeCodePathLI(fileToDelete); 22088 } 22089 } 22090 } 22091 } 22092 22093 /** 22094 * Reconcile all app data for the given user. 22095 * <p> 22096 * Verifies that directories exist and that ownership and labeling is 22097 * correct for all installed apps on all mounted volumes. 22098 */ 22099 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22100 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22101 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22102 final String volumeUuid = vol.getFsUuid(); 22103 synchronized (mInstallLock) { 22104 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22105 } 22106 } 22107 } 22108 22109 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22110 boolean migrateAppData) { 22111 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22112 } 22113 22114 /** 22115 * Reconcile all app data on given mounted volume. 22116 * <p> 22117 * Destroys app data that isn't expected, either due to uninstallation or 22118 * reinstallation on another volume. 22119 * <p> 22120 * Verifies that directories exist and that ownership and labeling is 22121 * correct for all installed apps. 22122 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22123 */ 22124 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22125 boolean migrateAppData, boolean onlyCoreApps) { 22126 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22127 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22128 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22129 22130 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22131 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22132 22133 // First look for stale data that doesn't belong, and check if things 22134 // have changed since we did our last restorecon 22135 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22136 if (StorageManager.isFileEncryptedNativeOrEmulated() 22137 && !StorageManager.isUserKeyUnlocked(userId)) { 22138 throw new RuntimeException( 22139 "Yikes, someone asked us to reconcile CE storage while " + userId 22140 + " was still locked; this would have caused massive data loss!"); 22141 } 22142 22143 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22144 for (File file : files) { 22145 final String packageName = file.getName(); 22146 try { 22147 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22148 } catch (PackageManagerException e) { 22149 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22150 try { 22151 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22152 StorageManager.FLAG_STORAGE_CE, 0); 22153 } catch (InstallerException e2) { 22154 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22155 } 22156 } 22157 } 22158 } 22159 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22160 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22161 for (File file : files) { 22162 final String packageName = file.getName(); 22163 try { 22164 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22165 } catch (PackageManagerException e) { 22166 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22167 try { 22168 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22169 StorageManager.FLAG_STORAGE_DE, 0); 22170 } catch (InstallerException e2) { 22171 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22172 } 22173 } 22174 } 22175 } 22176 22177 // Ensure that data directories are ready to roll for all packages 22178 // installed for this volume and user 22179 final List<PackageSetting> packages; 22180 synchronized (mPackages) { 22181 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22182 } 22183 int preparedCount = 0; 22184 for (PackageSetting ps : packages) { 22185 final String packageName = ps.name; 22186 if (ps.pkg == null) { 22187 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22188 // TODO: might be due to legacy ASEC apps; we should circle back 22189 // and reconcile again once they're scanned 22190 continue; 22191 } 22192 // Skip non-core apps if requested 22193 if (onlyCoreApps && !ps.pkg.coreApp) { 22194 result.add(packageName); 22195 continue; 22196 } 22197 22198 if (ps.getInstalled(userId)) { 22199 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22200 preparedCount++; 22201 } 22202 } 22203 22204 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22205 return result; 22206 } 22207 22208 /** 22209 * Prepare app data for the given app just after it was installed or 22210 * upgraded. This method carefully only touches users that it's installed 22211 * for, and it forces a restorecon to handle any seinfo changes. 22212 * <p> 22213 * Verifies that directories exist and that ownership and labeling is 22214 * correct for all installed apps. If there is an ownership mismatch, it 22215 * will try recovering system apps by wiping data; third-party app data is 22216 * left intact. 22217 * <p> 22218 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22219 */ 22220 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22221 final PackageSetting ps; 22222 synchronized (mPackages) { 22223 ps = mSettings.mPackages.get(pkg.packageName); 22224 mSettings.writeKernelMappingLPr(ps); 22225 } 22226 22227 final UserManager um = mContext.getSystemService(UserManager.class); 22228 UserManagerInternal umInternal = getUserManagerInternal(); 22229 for (UserInfo user : um.getUsers()) { 22230 final int flags; 22231 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22232 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22233 } else if (umInternal.isUserRunning(user.id)) { 22234 flags = StorageManager.FLAG_STORAGE_DE; 22235 } else { 22236 continue; 22237 } 22238 22239 if (ps.getInstalled(user.id)) { 22240 // TODO: when user data is locked, mark that we're still dirty 22241 prepareAppDataLIF(pkg, user.id, flags); 22242 } 22243 } 22244 } 22245 22246 /** 22247 * Prepare app data for the given app. 22248 * <p> 22249 * Verifies that directories exist and that ownership and labeling is 22250 * correct for all installed apps. If there is an ownership mismatch, this 22251 * will try recovering system apps by wiping data; third-party app data is 22252 * left intact. 22253 */ 22254 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22255 if (pkg == null) { 22256 Slog.wtf(TAG, "Package was null!", new Throwable()); 22257 return; 22258 } 22259 prepareAppDataLeafLIF(pkg, userId, flags); 22260 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22261 for (int i = 0; i < childCount; i++) { 22262 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22263 } 22264 } 22265 22266 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22267 boolean maybeMigrateAppData) { 22268 prepareAppDataLIF(pkg, userId, flags); 22269 22270 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22271 // We may have just shuffled around app data directories, so 22272 // prepare them one more time 22273 prepareAppDataLIF(pkg, userId, flags); 22274 } 22275 } 22276 22277 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22278 if (DEBUG_APP_DATA) { 22279 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22280 + Integer.toHexString(flags)); 22281 } 22282 22283 final String volumeUuid = pkg.volumeUuid; 22284 final String packageName = pkg.packageName; 22285 final ApplicationInfo app = pkg.applicationInfo; 22286 final int appId = UserHandle.getAppId(app.uid); 22287 22288 Preconditions.checkNotNull(app.seInfo); 22289 22290 long ceDataInode = -1; 22291 try { 22292 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22293 appId, app.seInfo, app.targetSdkVersion); 22294 } catch (InstallerException e) { 22295 if (app.isSystemApp()) { 22296 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22297 + ", but trying to recover: " + e); 22298 destroyAppDataLeafLIF(pkg, userId, flags); 22299 try { 22300 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22301 appId, app.seInfo, app.targetSdkVersion); 22302 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22303 } catch (InstallerException e2) { 22304 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22305 } 22306 } else { 22307 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22308 } 22309 } 22310 // Prepare the application profiles. 22311 mArtManagerService.prepareAppProfiles(pkg, userId); 22312 22313 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22314 // TODO: mark this structure as dirty so we persist it! 22315 synchronized (mPackages) { 22316 final PackageSetting ps = mSettings.mPackages.get(packageName); 22317 if (ps != null) { 22318 ps.setCeDataInode(ceDataInode, userId); 22319 } 22320 } 22321 } 22322 22323 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22324 } 22325 22326 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22327 if (pkg == null) { 22328 Slog.wtf(TAG, "Package was null!", new Throwable()); 22329 return; 22330 } 22331 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22332 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22333 for (int i = 0; i < childCount; i++) { 22334 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22335 } 22336 } 22337 22338 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22339 final String volumeUuid = pkg.volumeUuid; 22340 final String packageName = pkg.packageName; 22341 final ApplicationInfo app = pkg.applicationInfo; 22342 22343 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22344 // Create a native library symlink only if we have native libraries 22345 // and if the native libraries are 32 bit libraries. We do not provide 22346 // this symlink for 64 bit libraries. 22347 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22348 final String nativeLibPath = app.nativeLibraryDir; 22349 try { 22350 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22351 nativeLibPath, userId); 22352 } catch (InstallerException e) { 22353 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22354 } 22355 } 22356 } 22357 } 22358 22359 /** 22360 * For system apps on non-FBE devices, this method migrates any existing 22361 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22362 * requested by the app. 22363 */ 22364 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22365 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22366 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22367 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22368 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22369 try { 22370 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22371 storageTarget); 22372 } catch (InstallerException e) { 22373 logCriticalInfo(Log.WARN, 22374 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22375 } 22376 return true; 22377 } else { 22378 return false; 22379 } 22380 } 22381 22382 public PackageFreezer freezePackage(String packageName, String killReason) { 22383 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22384 } 22385 22386 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22387 return new PackageFreezer(packageName, userId, killReason); 22388 } 22389 22390 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22391 String killReason) { 22392 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22393 } 22394 22395 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22396 String killReason) { 22397 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22398 return new PackageFreezer(); 22399 } else { 22400 return freezePackage(packageName, userId, killReason); 22401 } 22402 } 22403 22404 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22405 String killReason) { 22406 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22407 } 22408 22409 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22410 String killReason) { 22411 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22412 return new PackageFreezer(); 22413 } else { 22414 return freezePackage(packageName, userId, killReason); 22415 } 22416 } 22417 22418 /** 22419 * Class that freezes and kills the given package upon creation, and 22420 * unfreezes it upon closing. This is typically used when doing surgery on 22421 * app code/data to prevent the app from running while you're working. 22422 */ 22423 private class PackageFreezer implements AutoCloseable { 22424 private final String mPackageName; 22425 private final PackageFreezer[] mChildren; 22426 22427 private final boolean mWeFroze; 22428 22429 private final AtomicBoolean mClosed = new AtomicBoolean(); 22430 private final CloseGuard mCloseGuard = CloseGuard.get(); 22431 22432 /** 22433 * Create and return a stub freezer that doesn't actually do anything, 22434 * typically used when someone requested 22435 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22436 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22437 */ 22438 public PackageFreezer() { 22439 mPackageName = null; 22440 mChildren = null; 22441 mWeFroze = false; 22442 mCloseGuard.open("close"); 22443 } 22444 22445 public PackageFreezer(String packageName, int userId, String killReason) { 22446 synchronized (mPackages) { 22447 mPackageName = packageName; 22448 mWeFroze = mFrozenPackages.add(mPackageName); 22449 22450 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22451 if (ps != null) { 22452 killApplication(ps.name, ps.appId, userId, killReason); 22453 } 22454 22455 final PackageParser.Package p = mPackages.get(packageName); 22456 if (p != null && p.childPackages != null) { 22457 final int N = p.childPackages.size(); 22458 mChildren = new PackageFreezer[N]; 22459 for (int i = 0; i < N; i++) { 22460 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22461 userId, killReason); 22462 } 22463 } else { 22464 mChildren = null; 22465 } 22466 } 22467 mCloseGuard.open("close"); 22468 } 22469 22470 @Override 22471 protected void finalize() throws Throwable { 22472 try { 22473 if (mCloseGuard != null) { 22474 mCloseGuard.warnIfOpen(); 22475 } 22476 22477 close(); 22478 } finally { 22479 super.finalize(); 22480 } 22481 } 22482 22483 @Override 22484 public void close() { 22485 mCloseGuard.close(); 22486 if (mClosed.compareAndSet(false, true)) { 22487 synchronized (mPackages) { 22488 if (mWeFroze) { 22489 mFrozenPackages.remove(mPackageName); 22490 } 22491 22492 if (mChildren != null) { 22493 for (PackageFreezer freezer : mChildren) { 22494 freezer.close(); 22495 } 22496 } 22497 } 22498 } 22499 } 22500 } 22501 22502 /** 22503 * Verify that given package is currently frozen. 22504 */ 22505 private void checkPackageFrozen(String packageName) { 22506 synchronized (mPackages) { 22507 if (!mFrozenPackages.contains(packageName)) { 22508 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22509 } 22510 } 22511 } 22512 22513 @Override 22514 public int movePackage(final String packageName, final String volumeUuid) { 22515 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22516 22517 final int callingUid = Binder.getCallingUid(); 22518 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22519 final int moveId = mNextMoveId.getAndIncrement(); 22520 mHandler.post(new Runnable() { 22521 @Override 22522 public void run() { 22523 try { 22524 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22525 } catch (PackageManagerException e) { 22526 Slog.w(TAG, "Failed to move " + packageName, e); 22527 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22528 } 22529 } 22530 }); 22531 return moveId; 22532 } 22533 22534 private void movePackageInternal(final String packageName, final String volumeUuid, 22535 final int moveId, final int callingUid, UserHandle user) 22536 throws PackageManagerException { 22537 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22538 final PackageManager pm = mContext.getPackageManager(); 22539 22540 final boolean currentAsec; 22541 final String currentVolumeUuid; 22542 final File codeFile; 22543 final String installerPackageName; 22544 final String packageAbiOverride; 22545 final int appId; 22546 final String seinfo; 22547 final String label; 22548 final int targetSdkVersion; 22549 final PackageFreezer freezer; 22550 final int[] installedUserIds; 22551 22552 // reader 22553 synchronized (mPackages) { 22554 final PackageParser.Package pkg = mPackages.get(packageName); 22555 final PackageSetting ps = mSettings.mPackages.get(packageName); 22556 if (pkg == null 22557 || ps == null 22558 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22559 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22560 } 22561 if (pkg.applicationInfo.isSystemApp()) { 22562 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22563 "Cannot move system application"); 22564 } 22565 22566 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22567 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22568 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22569 if (isInternalStorage && !allow3rdPartyOnInternal) { 22570 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22571 "3rd party apps are not allowed on internal storage"); 22572 } 22573 22574 if (pkg.applicationInfo.isExternalAsec()) { 22575 currentAsec = true; 22576 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22577 } else if (pkg.applicationInfo.isForwardLocked()) { 22578 currentAsec = true; 22579 currentVolumeUuid = "forward_locked"; 22580 } else { 22581 currentAsec = false; 22582 currentVolumeUuid = ps.volumeUuid; 22583 22584 final File probe = new File(pkg.codePath); 22585 final File probeOat = new File(probe, "oat"); 22586 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22587 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22588 "Move only supported for modern cluster style installs"); 22589 } 22590 } 22591 22592 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22593 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22594 "Package already moved to " + volumeUuid); 22595 } 22596 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22597 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22598 "Device admin cannot be moved"); 22599 } 22600 22601 if (mFrozenPackages.contains(packageName)) { 22602 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22603 "Failed to move already frozen package"); 22604 } 22605 22606 codeFile = new File(pkg.codePath); 22607 installerPackageName = ps.installerPackageName; 22608 packageAbiOverride = ps.cpuAbiOverrideString; 22609 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22610 seinfo = pkg.applicationInfo.seInfo; 22611 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22612 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22613 freezer = freezePackage(packageName, "movePackageInternal"); 22614 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22615 } 22616 22617 final Bundle extras = new Bundle(); 22618 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22619 extras.putString(Intent.EXTRA_TITLE, label); 22620 mMoveCallbacks.notifyCreated(moveId, extras); 22621 22622 int installFlags; 22623 final boolean moveCompleteApp; 22624 final File measurePath; 22625 22626 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22627 installFlags = INSTALL_INTERNAL; 22628 moveCompleteApp = !currentAsec; 22629 measurePath = Environment.getDataAppDirectory(volumeUuid); 22630 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22631 installFlags = INSTALL_EXTERNAL; 22632 moveCompleteApp = false; 22633 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22634 } else { 22635 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22636 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22637 || !volume.isMountedWritable()) { 22638 freezer.close(); 22639 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22640 "Move location not mounted private volume"); 22641 } 22642 22643 Preconditions.checkState(!currentAsec); 22644 22645 installFlags = INSTALL_INTERNAL; 22646 moveCompleteApp = true; 22647 measurePath = Environment.getDataAppDirectory(volumeUuid); 22648 } 22649 22650 // If we're moving app data around, we need all the users unlocked 22651 if (moveCompleteApp) { 22652 for (int userId : installedUserIds) { 22653 if (StorageManager.isFileEncryptedNativeOrEmulated() 22654 && !StorageManager.isUserKeyUnlocked(userId)) { 22655 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22656 "User " + userId + " must be unlocked"); 22657 } 22658 } 22659 } 22660 22661 final PackageStats stats = new PackageStats(null, -1); 22662 synchronized (mInstaller) { 22663 for (int userId : installedUserIds) { 22664 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22665 freezer.close(); 22666 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22667 "Failed to measure package size"); 22668 } 22669 } 22670 } 22671 22672 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22673 + stats.dataSize); 22674 22675 final long startFreeBytes = measurePath.getUsableSpace(); 22676 final long sizeBytes; 22677 if (moveCompleteApp) { 22678 sizeBytes = stats.codeSize + stats.dataSize; 22679 } else { 22680 sizeBytes = stats.codeSize; 22681 } 22682 22683 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22684 freezer.close(); 22685 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22686 "Not enough free space to move"); 22687 } 22688 22689 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22690 22691 final CountDownLatch installedLatch = new CountDownLatch(1); 22692 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22693 @Override 22694 public void onUserActionRequired(Intent intent) throws RemoteException { 22695 throw new IllegalStateException(); 22696 } 22697 22698 @Override 22699 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22700 Bundle extras) throws RemoteException { 22701 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22702 + PackageManager.installStatusToString(returnCode, msg)); 22703 22704 installedLatch.countDown(); 22705 freezer.close(); 22706 22707 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22708 switch (status) { 22709 case PackageInstaller.STATUS_SUCCESS: 22710 mMoveCallbacks.notifyStatusChanged(moveId, 22711 PackageManager.MOVE_SUCCEEDED); 22712 break; 22713 case PackageInstaller.STATUS_FAILURE_STORAGE: 22714 mMoveCallbacks.notifyStatusChanged(moveId, 22715 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22716 break; 22717 default: 22718 mMoveCallbacks.notifyStatusChanged(moveId, 22719 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22720 break; 22721 } 22722 } 22723 }; 22724 22725 final MoveInfo move; 22726 if (moveCompleteApp) { 22727 // Kick off a thread to report progress estimates 22728 new Thread() { 22729 @Override 22730 public void run() { 22731 while (true) { 22732 try { 22733 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22734 break; 22735 } 22736 } catch (InterruptedException ignored) { 22737 } 22738 22739 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22740 final int progress = 10 + (int) MathUtils.constrain( 22741 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22742 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22743 } 22744 } 22745 }.start(); 22746 22747 final String dataAppName = codeFile.getName(); 22748 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22749 dataAppName, appId, seinfo, targetSdkVersion); 22750 } else { 22751 move = null; 22752 } 22753 22754 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22755 22756 final Message msg = mHandler.obtainMessage(INIT_COPY); 22757 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22758 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22759 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22760 packageAbiOverride, null /*grantedPermissions*/, 22761 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22762 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22763 msg.obj = params; 22764 22765 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22766 System.identityHashCode(msg.obj)); 22767 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22768 System.identityHashCode(msg.obj)); 22769 22770 mHandler.sendMessage(msg); 22771 } 22772 22773 @Override 22774 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22775 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22776 22777 final int realMoveId = mNextMoveId.getAndIncrement(); 22778 final Bundle extras = new Bundle(); 22779 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22780 mMoveCallbacks.notifyCreated(realMoveId, extras); 22781 22782 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22783 @Override 22784 public void onCreated(int moveId, Bundle extras) { 22785 // Ignored 22786 } 22787 22788 @Override 22789 public void onStatusChanged(int moveId, int status, long estMillis) { 22790 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22791 } 22792 }; 22793 22794 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22795 storage.setPrimaryStorageUuid(volumeUuid, callback); 22796 return realMoveId; 22797 } 22798 22799 @Override 22800 public int getMoveStatus(int moveId) { 22801 mContext.enforceCallingOrSelfPermission( 22802 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22803 return mMoveCallbacks.mLastStatus.get(moveId); 22804 } 22805 22806 @Override 22807 public void registerMoveCallback(IPackageMoveObserver callback) { 22808 mContext.enforceCallingOrSelfPermission( 22809 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22810 mMoveCallbacks.register(callback); 22811 } 22812 22813 @Override 22814 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22815 mContext.enforceCallingOrSelfPermission( 22816 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22817 mMoveCallbacks.unregister(callback); 22818 } 22819 22820 @Override 22821 public boolean setInstallLocation(int loc) { 22822 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22823 null); 22824 if (getInstallLocation() == loc) { 22825 return true; 22826 } 22827 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22828 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22829 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22830 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22831 return true; 22832 } 22833 return false; 22834 } 22835 22836 @Override 22837 public int getInstallLocation() { 22838 // allow instant app access 22839 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22840 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22841 PackageHelper.APP_INSTALL_AUTO); 22842 } 22843 22844 /** Called by UserManagerService */ 22845 void cleanUpUser(UserManagerService userManager, int userHandle) { 22846 synchronized (mPackages) { 22847 mDirtyUsers.remove(userHandle); 22848 mUserNeedsBadging.delete(userHandle); 22849 mSettings.removeUserLPw(userHandle); 22850 mPendingBroadcasts.remove(userHandle); 22851 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22852 removeUnusedPackagesLPw(userManager, userHandle); 22853 } 22854 } 22855 22856 /** 22857 * We're removing userHandle and would like to remove any downloaded packages 22858 * that are no longer in use by any other user. 22859 * @param userHandle the user being removed 22860 */ 22861 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22862 final boolean DEBUG_CLEAN_APKS = false; 22863 int [] users = userManager.getUserIds(); 22864 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22865 while (psit.hasNext()) { 22866 PackageSetting ps = psit.next(); 22867 if (ps.pkg == null) { 22868 continue; 22869 } 22870 final String packageName = ps.pkg.packageName; 22871 // Skip over if system app 22872 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22873 continue; 22874 } 22875 if (DEBUG_CLEAN_APKS) { 22876 Slog.i(TAG, "Checking package " + packageName); 22877 } 22878 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22879 if (keep) { 22880 if (DEBUG_CLEAN_APKS) { 22881 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22882 } 22883 } else { 22884 for (int i = 0; i < users.length; i++) { 22885 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22886 keep = true; 22887 if (DEBUG_CLEAN_APKS) { 22888 Slog.i(TAG, " Keeping package " + packageName + " for user " 22889 + users[i]); 22890 } 22891 break; 22892 } 22893 } 22894 } 22895 if (!keep) { 22896 if (DEBUG_CLEAN_APKS) { 22897 Slog.i(TAG, " Removing package " + packageName); 22898 } 22899 mHandler.post(new Runnable() { 22900 public void run() { 22901 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22902 userHandle, 0); 22903 } //end run 22904 }); 22905 } 22906 } 22907 } 22908 22909 /** Called by UserManagerService */ 22910 void createNewUser(int userId, String[] disallowedPackages) { 22911 synchronized (mInstallLock) { 22912 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22913 } 22914 synchronized (mPackages) { 22915 scheduleWritePackageRestrictionsLocked(userId); 22916 scheduleWritePackageListLocked(userId); 22917 applyFactoryDefaultBrowserLPw(userId); 22918 primeDomainVerificationsLPw(userId); 22919 } 22920 } 22921 22922 void onNewUserCreated(final int userId) { 22923 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22924 synchronized(mPackages) { 22925 // If permission review for legacy apps is required, we represent 22926 // dagerous permissions for such apps as always granted runtime 22927 // permissions to keep per user flag state whether review is needed. 22928 // Hence, if a new user is added we have to propagate dangerous 22929 // permission grants for these legacy apps. 22930 if (mSettings.mPermissions.mPermissionReviewRequired) { 22931// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22932 mPermissionManager.updateAllPermissions( 22933 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22934 mPermissionCallback); 22935 } 22936 } 22937 } 22938 22939 @Override 22940 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22941 mContext.enforceCallingOrSelfPermission( 22942 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22943 "Only package verification agents can read the verifier device identity"); 22944 22945 synchronized (mPackages) { 22946 return mSettings.getVerifierDeviceIdentityLPw(); 22947 } 22948 } 22949 22950 @Override 22951 public void setPermissionEnforced(String permission, boolean enforced) { 22952 // TODO: Now that we no longer change GID for storage, this should to away. 22953 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22954 "setPermissionEnforced"); 22955 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22956 synchronized (mPackages) { 22957 if (mSettings.mReadExternalStorageEnforced == null 22958 || mSettings.mReadExternalStorageEnforced != enforced) { 22959 mSettings.mReadExternalStorageEnforced = 22960 enforced ? Boolean.TRUE : Boolean.FALSE; 22961 mSettings.writeLPr(); 22962 } 22963 } 22964 // kill any non-foreground processes so we restart them and 22965 // grant/revoke the GID. 22966 final IActivityManager am = ActivityManager.getService(); 22967 if (am != null) { 22968 final long token = Binder.clearCallingIdentity(); 22969 try { 22970 am.killProcessesBelowForeground("setPermissionEnforcement"); 22971 } catch (RemoteException e) { 22972 } finally { 22973 Binder.restoreCallingIdentity(token); 22974 } 22975 } 22976 } else { 22977 throw new IllegalArgumentException("No selective enforcement for " + permission); 22978 } 22979 } 22980 22981 @Override 22982 @Deprecated 22983 public boolean isPermissionEnforced(String permission) { 22984 // allow instant applications 22985 return true; 22986 } 22987 22988 @Override 22989 public boolean isStorageLow() { 22990 // allow instant applications 22991 final long token = Binder.clearCallingIdentity(); 22992 try { 22993 final DeviceStorageMonitorInternal 22994 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22995 if (dsm != null) { 22996 return dsm.isMemoryLow(); 22997 } else { 22998 return false; 22999 } 23000 } finally { 23001 Binder.restoreCallingIdentity(token); 23002 } 23003 } 23004 23005 @Override 23006 public IPackageInstaller getPackageInstaller() { 23007 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23008 return null; 23009 } 23010 return mInstallerService; 23011 } 23012 23013 @Override 23014 public IArtManager getArtManager() { 23015 return mArtManagerService; 23016 } 23017 23018 private boolean userNeedsBadging(int userId) { 23019 int index = mUserNeedsBadging.indexOfKey(userId); 23020 if (index < 0) { 23021 final UserInfo userInfo; 23022 final long token = Binder.clearCallingIdentity(); 23023 try { 23024 userInfo = sUserManager.getUserInfo(userId); 23025 } finally { 23026 Binder.restoreCallingIdentity(token); 23027 } 23028 final boolean b; 23029 if (userInfo != null && userInfo.isManagedProfile()) { 23030 b = true; 23031 } else { 23032 b = false; 23033 } 23034 mUserNeedsBadging.put(userId, b); 23035 return b; 23036 } 23037 return mUserNeedsBadging.valueAt(index); 23038 } 23039 23040 @Override 23041 public KeySet getKeySetByAlias(String packageName, String alias) { 23042 if (packageName == null || alias == null) { 23043 return null; 23044 } 23045 synchronized(mPackages) { 23046 final PackageParser.Package pkg = mPackages.get(packageName); 23047 if (pkg == null) { 23048 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23049 throw new IllegalArgumentException("Unknown package: " + packageName); 23050 } 23051 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23052 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 23053 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 23054 throw new IllegalArgumentException("Unknown package: " + packageName); 23055 } 23056 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23057 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23058 } 23059 } 23060 23061 @Override 23062 public KeySet getSigningKeySet(String packageName) { 23063 if (packageName == null) { 23064 return null; 23065 } 23066 synchronized(mPackages) { 23067 final int callingUid = Binder.getCallingUid(); 23068 final int callingUserId = UserHandle.getUserId(callingUid); 23069 final PackageParser.Package pkg = mPackages.get(packageName); 23070 if (pkg == null) { 23071 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23072 throw new IllegalArgumentException("Unknown package: " + packageName); 23073 } 23074 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23075 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23076 // filter and pretend the package doesn't exist 23077 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23078 + ", uid:" + callingUid); 23079 throw new IllegalArgumentException("Unknown package: " + packageName); 23080 } 23081 if (pkg.applicationInfo.uid != callingUid 23082 && Process.SYSTEM_UID != callingUid) { 23083 throw new SecurityException("May not access signing KeySet of other apps."); 23084 } 23085 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23086 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23087 } 23088 } 23089 23090 @Override 23091 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23092 final int callingUid = Binder.getCallingUid(); 23093 if (getInstantAppPackageName(callingUid) != null) { 23094 return false; 23095 } 23096 if (packageName == null || ks == null) { 23097 return false; 23098 } 23099 synchronized(mPackages) { 23100 final PackageParser.Package pkg = mPackages.get(packageName); 23101 if (pkg == null 23102 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23103 UserHandle.getUserId(callingUid))) { 23104 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23105 throw new IllegalArgumentException("Unknown package: " + packageName); 23106 } 23107 IBinder ksh = ks.getToken(); 23108 if (ksh instanceof KeySetHandle) { 23109 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23110 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23111 } 23112 return false; 23113 } 23114 } 23115 23116 @Override 23117 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23118 final int callingUid = Binder.getCallingUid(); 23119 if (getInstantAppPackageName(callingUid) != null) { 23120 return false; 23121 } 23122 if (packageName == null || ks == null) { 23123 return false; 23124 } 23125 synchronized(mPackages) { 23126 final PackageParser.Package pkg = mPackages.get(packageName); 23127 if (pkg == null 23128 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23129 UserHandle.getUserId(callingUid))) { 23130 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23131 throw new IllegalArgumentException("Unknown package: " + packageName); 23132 } 23133 IBinder ksh = ks.getToken(); 23134 if (ksh instanceof KeySetHandle) { 23135 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23136 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23137 } 23138 return false; 23139 } 23140 } 23141 23142 private void deletePackageIfUnusedLPr(final String packageName) { 23143 PackageSetting ps = mSettings.mPackages.get(packageName); 23144 if (ps == null) { 23145 return; 23146 } 23147 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23148 // TODO Implement atomic delete if package is unused 23149 // It is currently possible that the package will be deleted even if it is installed 23150 // after this method returns. 23151 mHandler.post(new Runnable() { 23152 public void run() { 23153 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23154 0, PackageManager.DELETE_ALL_USERS); 23155 } 23156 }); 23157 } 23158 } 23159 23160 /** 23161 * Check and throw if the given before/after packages would be considered a 23162 * downgrade. 23163 */ 23164 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23165 throws PackageManagerException { 23166 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23167 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23168 "Update version code " + after.versionCode + " is older than current " 23169 + before.getLongVersionCode()); 23170 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23171 if (after.baseRevisionCode < before.baseRevisionCode) { 23172 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23173 "Update base revision code " + after.baseRevisionCode 23174 + " is older than current " + before.baseRevisionCode); 23175 } 23176 23177 if (!ArrayUtils.isEmpty(after.splitNames)) { 23178 for (int i = 0; i < after.splitNames.length; i++) { 23179 final String splitName = after.splitNames[i]; 23180 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23181 if (j != -1) { 23182 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23183 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23184 "Update split " + splitName + " revision code " 23185 + after.splitRevisionCodes[i] + " is older than current " 23186 + before.splitRevisionCodes[j]); 23187 } 23188 } 23189 } 23190 } 23191 } 23192 } 23193 23194 private static class MoveCallbacks extends Handler { 23195 private static final int MSG_CREATED = 1; 23196 private static final int MSG_STATUS_CHANGED = 2; 23197 23198 private final RemoteCallbackList<IPackageMoveObserver> 23199 mCallbacks = new RemoteCallbackList<>(); 23200 23201 private final SparseIntArray mLastStatus = new SparseIntArray(); 23202 23203 public MoveCallbacks(Looper looper) { 23204 super(looper); 23205 } 23206 23207 public void register(IPackageMoveObserver callback) { 23208 mCallbacks.register(callback); 23209 } 23210 23211 public void unregister(IPackageMoveObserver callback) { 23212 mCallbacks.unregister(callback); 23213 } 23214 23215 @Override 23216 public void handleMessage(Message msg) { 23217 final SomeArgs args = (SomeArgs) msg.obj; 23218 final int n = mCallbacks.beginBroadcast(); 23219 for (int i = 0; i < n; i++) { 23220 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23221 try { 23222 invokeCallback(callback, msg.what, args); 23223 } catch (RemoteException ignored) { 23224 } 23225 } 23226 mCallbacks.finishBroadcast(); 23227 args.recycle(); 23228 } 23229 23230 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23231 throws RemoteException { 23232 switch (what) { 23233 case MSG_CREATED: { 23234 callback.onCreated(args.argi1, (Bundle) args.arg2); 23235 break; 23236 } 23237 case MSG_STATUS_CHANGED: { 23238 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23239 break; 23240 } 23241 } 23242 } 23243 23244 private void notifyCreated(int moveId, Bundle extras) { 23245 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23246 23247 final SomeArgs args = SomeArgs.obtain(); 23248 args.argi1 = moveId; 23249 args.arg2 = extras; 23250 obtainMessage(MSG_CREATED, args).sendToTarget(); 23251 } 23252 23253 private void notifyStatusChanged(int moveId, int status) { 23254 notifyStatusChanged(moveId, status, -1); 23255 } 23256 23257 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23258 Slog.v(TAG, "Move " + moveId + " status " + status); 23259 23260 final SomeArgs args = SomeArgs.obtain(); 23261 args.argi1 = moveId; 23262 args.argi2 = status; 23263 args.arg3 = estMillis; 23264 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23265 23266 synchronized (mLastStatus) { 23267 mLastStatus.put(moveId, status); 23268 } 23269 } 23270 } 23271 23272 private final static class OnPermissionChangeListeners extends Handler { 23273 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23274 23275 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23276 new RemoteCallbackList<>(); 23277 23278 public OnPermissionChangeListeners(Looper looper) { 23279 super(looper); 23280 } 23281 23282 @Override 23283 public void handleMessage(Message msg) { 23284 switch (msg.what) { 23285 case MSG_ON_PERMISSIONS_CHANGED: { 23286 final int uid = msg.arg1; 23287 handleOnPermissionsChanged(uid); 23288 } break; 23289 } 23290 } 23291 23292 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23293 mPermissionListeners.register(listener); 23294 23295 } 23296 23297 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23298 mPermissionListeners.unregister(listener); 23299 } 23300 23301 public void onPermissionsChanged(int uid) { 23302 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23303 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23304 } 23305 } 23306 23307 private void handleOnPermissionsChanged(int uid) { 23308 final int count = mPermissionListeners.beginBroadcast(); 23309 try { 23310 for (int i = 0; i < count; i++) { 23311 IOnPermissionsChangeListener callback = mPermissionListeners 23312 .getBroadcastItem(i); 23313 try { 23314 callback.onPermissionsChanged(uid); 23315 } catch (RemoteException e) { 23316 Log.e(TAG, "Permission listener is dead", e); 23317 } 23318 } 23319 } finally { 23320 mPermissionListeners.finishBroadcast(); 23321 } 23322 } 23323 } 23324 23325 private class PackageManagerNative extends IPackageManagerNative.Stub { 23326 @Override 23327 public String[] getNamesForUids(int[] uids) throws RemoteException { 23328 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23329 // massage results so they can be parsed by the native binder 23330 for (int i = results.length - 1; i >= 0; --i) { 23331 if (results[i] == null) { 23332 results[i] = ""; 23333 } 23334 } 23335 return results; 23336 } 23337 23338 // NB: this differentiates between preloads and sideloads 23339 @Override 23340 public String getInstallerForPackage(String packageName) throws RemoteException { 23341 final String installerName = getInstallerPackageName(packageName); 23342 if (!TextUtils.isEmpty(installerName)) { 23343 return installerName; 23344 } 23345 // differentiate between preload and sideload 23346 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23347 ApplicationInfo appInfo = getApplicationInfo(packageName, 23348 /*flags*/ 0, 23349 /*userId*/ callingUser); 23350 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23351 return "preload"; 23352 } 23353 return ""; 23354 } 23355 23356 @Override 23357 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23358 try { 23359 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23360 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23361 if (pInfo != null) { 23362 return pInfo.getLongVersionCode(); 23363 } 23364 } catch (Exception e) { 23365 } 23366 return 0; 23367 } 23368 } 23369 23370 private class PackageManagerInternalImpl extends PackageManagerInternal { 23371 @Override 23372 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23373 int flagValues, int userId) { 23374 PackageManagerService.this.updatePermissionFlags( 23375 permName, packageName, flagMask, flagValues, userId); 23376 } 23377 23378 @Override 23379 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23380 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23381 } 23382 23383 @Override 23384 public boolean isInstantApp(String packageName, int userId) { 23385 return PackageManagerService.this.isInstantApp(packageName, userId); 23386 } 23387 23388 @Override 23389 public String getInstantAppPackageName(int uid) { 23390 return PackageManagerService.this.getInstantAppPackageName(uid); 23391 } 23392 23393 @Override 23394 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23395 synchronized (mPackages) { 23396 return PackageManagerService.this.filterAppAccessLPr( 23397 (PackageSetting) pkg.mExtras, callingUid, userId); 23398 } 23399 } 23400 23401 @Override 23402 public PackageParser.Package getPackage(String packageName) { 23403 synchronized (mPackages) { 23404 packageName = resolveInternalPackageNameLPr( 23405 packageName, PackageManager.VERSION_CODE_HIGHEST); 23406 return mPackages.get(packageName); 23407 } 23408 } 23409 23410 @Override 23411 public PackageList getPackageList(PackageListObserver observer) { 23412 synchronized (mPackages) { 23413 final int N = mPackages.size(); 23414 final ArrayList<String> list = new ArrayList<>(N); 23415 for (int i = 0; i < N; i++) { 23416 list.add(mPackages.keyAt(i)); 23417 } 23418 final PackageList packageList = new PackageList(list, observer); 23419 if (observer != null) { 23420 mPackageListObservers.add(packageList); 23421 } 23422 return packageList; 23423 } 23424 } 23425 23426 @Override 23427 public void removePackageListObserver(PackageListObserver observer) { 23428 synchronized (mPackages) { 23429 mPackageListObservers.remove(observer); 23430 } 23431 } 23432 23433 @Override 23434 public PackageParser.Package getDisabledPackage(String packageName) { 23435 synchronized (mPackages) { 23436 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23437 return (ps != null) ? ps.pkg : null; 23438 } 23439 } 23440 23441 @Override 23442 public String getKnownPackageName(int knownPackage, int userId) { 23443 switch(knownPackage) { 23444 case PackageManagerInternal.PACKAGE_BROWSER: 23445 return getDefaultBrowserPackageName(userId); 23446 case PackageManagerInternal.PACKAGE_INSTALLER: 23447 return mRequiredInstallerPackage; 23448 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23449 return mSetupWizardPackage; 23450 case PackageManagerInternal.PACKAGE_SYSTEM: 23451 return "android"; 23452 case PackageManagerInternal.PACKAGE_VERIFIER: 23453 return mRequiredVerifierPackage; 23454 } 23455 return null; 23456 } 23457 23458 @Override 23459 public boolean isResolveActivityComponent(ComponentInfo component) { 23460 return mResolveActivity.packageName.equals(component.packageName) 23461 && mResolveActivity.name.equals(component.name); 23462 } 23463 23464 @Override 23465 public void setLocationPackagesProvider(PackagesProvider provider) { 23466 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23467 } 23468 23469 @Override 23470 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23471 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23472 } 23473 23474 @Override 23475 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23476 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23477 } 23478 23479 @Override 23480 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23481 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23482 } 23483 23484 @Override 23485 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23486 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23487 } 23488 23489 @Override 23490 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23491 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23492 } 23493 23494 @Override 23495 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23496 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23497 } 23498 23499 @Override 23500 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23501 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23502 } 23503 23504 @Override 23505 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23506 synchronized (mPackages) { 23507 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23508 } 23509 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23510 } 23511 23512 @Override 23513 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23514 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23515 packageName, userId); 23516 } 23517 23518 @Override 23519 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23520 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23521 packageName, userId); 23522 } 23523 23524 @Override 23525 public void setKeepUninstalledPackages(final List<String> packageList) { 23526 Preconditions.checkNotNull(packageList); 23527 List<String> removedFromList = null; 23528 synchronized (mPackages) { 23529 if (mKeepUninstalledPackages != null) { 23530 final int packagesCount = mKeepUninstalledPackages.size(); 23531 for (int i = 0; i < packagesCount; i++) { 23532 String oldPackage = mKeepUninstalledPackages.get(i); 23533 if (packageList != null && packageList.contains(oldPackage)) { 23534 continue; 23535 } 23536 if (removedFromList == null) { 23537 removedFromList = new ArrayList<>(); 23538 } 23539 removedFromList.add(oldPackage); 23540 } 23541 } 23542 mKeepUninstalledPackages = new ArrayList<>(packageList); 23543 if (removedFromList != null) { 23544 final int removedCount = removedFromList.size(); 23545 for (int i = 0; i < removedCount; i++) { 23546 deletePackageIfUnusedLPr(removedFromList.get(i)); 23547 } 23548 } 23549 } 23550 } 23551 23552 @Override 23553 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23554 synchronized (mPackages) { 23555 return mPermissionManager.isPermissionsReviewRequired( 23556 mPackages.get(packageName), userId); 23557 } 23558 } 23559 23560 @Override 23561 public PackageInfo getPackageInfo( 23562 String packageName, int flags, int filterCallingUid, int userId) { 23563 return PackageManagerService.this 23564 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23565 flags, filterCallingUid, userId); 23566 } 23567 23568 @Override 23569 public int getPackageUid(String packageName, int flags, int userId) { 23570 return PackageManagerService.this 23571 .getPackageUid(packageName, flags, userId); 23572 } 23573 23574 @Override 23575 public ApplicationInfo getApplicationInfo( 23576 String packageName, int flags, int filterCallingUid, int userId) { 23577 return PackageManagerService.this 23578 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23579 } 23580 23581 @Override 23582 public ActivityInfo getActivityInfo( 23583 ComponentName component, int flags, int filterCallingUid, int userId) { 23584 return PackageManagerService.this 23585 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23586 } 23587 23588 @Override 23589 public List<ResolveInfo> queryIntentActivities( 23590 Intent intent, int flags, int filterCallingUid, int userId) { 23591 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23592 return PackageManagerService.this 23593 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23594 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23595 } 23596 23597 @Override 23598 public List<ResolveInfo> queryIntentServices( 23599 Intent intent, int flags, int callingUid, int userId) { 23600 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23601 return PackageManagerService.this 23602 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23603 false); 23604 } 23605 23606 @Override 23607 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23608 int userId) { 23609 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23610 } 23611 23612 @Override 23613 public void setDeviceAndProfileOwnerPackages( 23614 int deviceOwnerUserId, String deviceOwnerPackage, 23615 SparseArray<String> profileOwnerPackages) { 23616 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23617 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23618 } 23619 23620 @Override 23621 public boolean isPackageDataProtected(int userId, String packageName) { 23622 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23623 } 23624 23625 @Override 23626 public boolean isPackageEphemeral(int userId, String packageName) { 23627 synchronized (mPackages) { 23628 final PackageSetting ps = mSettings.mPackages.get(packageName); 23629 return ps != null ? ps.getInstantApp(userId) : false; 23630 } 23631 } 23632 23633 @Override 23634 public boolean wasPackageEverLaunched(String packageName, int userId) { 23635 synchronized (mPackages) { 23636 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23637 } 23638 } 23639 23640 @Override 23641 public void grantRuntimePermission(String packageName, String permName, int userId, 23642 boolean overridePolicy) { 23643 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23644 permName, packageName, overridePolicy, getCallingUid(), userId, 23645 mPermissionCallback); 23646 } 23647 23648 @Override 23649 public void revokeRuntimePermission(String packageName, String permName, int userId, 23650 boolean overridePolicy) { 23651 mPermissionManager.revokeRuntimePermission( 23652 permName, packageName, overridePolicy, getCallingUid(), userId, 23653 mPermissionCallback); 23654 } 23655 23656 @Override 23657 public String getNameForUid(int uid) { 23658 return PackageManagerService.this.getNameForUid(uid); 23659 } 23660 23661 @Override 23662 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23663 Intent origIntent, String resolvedType, String callingPackage, 23664 Bundle verificationBundle, int userId) { 23665 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23666 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23667 userId); 23668 } 23669 23670 @Override 23671 public void grantEphemeralAccess(int userId, Intent intent, 23672 int targetAppId, int ephemeralAppId) { 23673 synchronized (mPackages) { 23674 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23675 targetAppId, ephemeralAppId); 23676 } 23677 } 23678 23679 @Override 23680 public boolean isInstantAppInstallerComponent(ComponentName component) { 23681 synchronized (mPackages) { 23682 return mInstantAppInstallerActivity != null 23683 && mInstantAppInstallerActivity.getComponentName().equals(component); 23684 } 23685 } 23686 23687 @Override 23688 public void pruneInstantApps() { 23689 mInstantAppRegistry.pruneInstantApps(); 23690 } 23691 23692 @Override 23693 public String getSetupWizardPackageName() { 23694 return mSetupWizardPackage; 23695 } 23696 23697 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23698 if (policy != null) { 23699 mExternalSourcesPolicy = policy; 23700 } 23701 } 23702 23703 @Override 23704 public boolean isPackagePersistent(String packageName) { 23705 synchronized (mPackages) { 23706 PackageParser.Package pkg = mPackages.get(packageName); 23707 return pkg != null 23708 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23709 | ApplicationInfo.FLAG_PERSISTENT)) == 23710 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23711 : false; 23712 } 23713 } 23714 23715 @Override 23716 public boolean isLegacySystemApp(Package pkg) { 23717 synchronized (mPackages) { 23718 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23719 return mPromoteSystemApps 23720 && ps.isSystem() 23721 && mExistingSystemPackages.contains(ps.name); 23722 } 23723 } 23724 23725 @Override 23726 public List<PackageInfo> getOverlayPackages(int userId) { 23727 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23728 synchronized (mPackages) { 23729 for (PackageParser.Package p : mPackages.values()) { 23730 if (p.mOverlayTarget != null) { 23731 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23732 if (pkg != null) { 23733 overlayPackages.add(pkg); 23734 } 23735 } 23736 } 23737 } 23738 return overlayPackages; 23739 } 23740 23741 @Override 23742 public List<String> getTargetPackageNames(int userId) { 23743 List<String> targetPackages = new ArrayList<>(); 23744 synchronized (mPackages) { 23745 for (PackageParser.Package p : mPackages.values()) { 23746 if (p.mOverlayTarget == null) { 23747 targetPackages.add(p.packageName); 23748 } 23749 } 23750 } 23751 return targetPackages; 23752 } 23753 23754 @Override 23755 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23756 @Nullable List<String> overlayPackageNames) { 23757 synchronized (mPackages) { 23758 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23759 Slog.e(TAG, "failed to find package " + targetPackageName); 23760 return false; 23761 } 23762 ArrayList<String> overlayPaths = null; 23763 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23764 final int N = overlayPackageNames.size(); 23765 overlayPaths = new ArrayList<>(N); 23766 for (int i = 0; i < N; i++) { 23767 final String packageName = overlayPackageNames.get(i); 23768 final PackageParser.Package pkg = mPackages.get(packageName); 23769 if (pkg == null) { 23770 Slog.e(TAG, "failed to find package " + packageName); 23771 return false; 23772 } 23773 overlayPaths.add(pkg.baseCodePath); 23774 } 23775 } 23776 23777 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23778 ps.setOverlayPaths(overlayPaths, userId); 23779 return true; 23780 } 23781 } 23782 23783 @Override 23784 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23785 int flags, int userId, boolean resolveForStart) { 23786 return resolveIntentInternal( 23787 intent, resolvedType, flags, userId, resolveForStart); 23788 } 23789 23790 @Override 23791 public ResolveInfo resolveService(Intent intent, String resolvedType, 23792 int flags, int userId, int callingUid) { 23793 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23794 } 23795 23796 @Override 23797 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23798 return PackageManagerService.this.resolveContentProviderInternal( 23799 name, flags, userId); 23800 } 23801 23802 @Override 23803 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23804 synchronized (mPackages) { 23805 mIsolatedOwners.put(isolatedUid, ownerUid); 23806 } 23807 } 23808 23809 @Override 23810 public void removeIsolatedUid(int isolatedUid) { 23811 synchronized (mPackages) { 23812 mIsolatedOwners.delete(isolatedUid); 23813 } 23814 } 23815 23816 @Override 23817 public int getUidTargetSdkVersion(int uid) { 23818 synchronized (mPackages) { 23819 return getUidTargetSdkVersionLockedLPr(uid); 23820 } 23821 } 23822 23823 @Override 23824 public int getPackageTargetSdkVersion(String packageName) { 23825 synchronized (mPackages) { 23826 return getPackageTargetSdkVersionLockedLPr(packageName); 23827 } 23828 } 23829 23830 @Override 23831 public boolean canAccessInstantApps(int callingUid, int userId) { 23832 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23833 } 23834 23835 @Override 23836 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23837 synchronized (mPackages) { 23838 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23839 } 23840 } 23841 23842 @Override 23843 public void notifyPackageUse(String packageName, int reason) { 23844 synchronized (mPackages) { 23845 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23846 } 23847 } 23848 } 23849 23850 @Override 23851 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23852 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23853 synchronized (mPackages) { 23854 final long identity = Binder.clearCallingIdentity(); 23855 try { 23856 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23857 packageNames, userId); 23858 } finally { 23859 Binder.restoreCallingIdentity(identity); 23860 } 23861 } 23862 } 23863 23864 @Override 23865 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23866 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23867 synchronized (mPackages) { 23868 final long identity = Binder.clearCallingIdentity(); 23869 try { 23870 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23871 packageNames, userId); 23872 } finally { 23873 Binder.restoreCallingIdentity(identity); 23874 } 23875 } 23876 } 23877 23878 private static void enforceSystemOrPhoneCaller(String tag) { 23879 int callingUid = Binder.getCallingUid(); 23880 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23881 throw new SecurityException( 23882 "Cannot call " + tag + " from UID " + callingUid); 23883 } 23884 } 23885 23886 boolean isHistoricalPackageUsageAvailable() { 23887 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23888 } 23889 23890 /** 23891 * Return a <b>copy</b> of the collection of packages known to the package manager. 23892 * @return A copy of the values of mPackages. 23893 */ 23894 Collection<PackageParser.Package> getPackages() { 23895 synchronized (mPackages) { 23896 return new ArrayList<>(mPackages.values()); 23897 } 23898 } 23899 23900 /** 23901 * Logs process start information (including base APK hash) to the security log. 23902 * @hide 23903 */ 23904 @Override 23905 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23906 String apkFile, int pid) { 23907 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23908 return; 23909 } 23910 if (!SecurityLog.isLoggingEnabled()) { 23911 return; 23912 } 23913 Bundle data = new Bundle(); 23914 data.putLong("startTimestamp", System.currentTimeMillis()); 23915 data.putString("processName", processName); 23916 data.putInt("uid", uid); 23917 data.putString("seinfo", seinfo); 23918 data.putString("apkFile", apkFile); 23919 data.putInt("pid", pid); 23920 Message msg = mProcessLoggingHandler.obtainMessage( 23921 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23922 msg.setData(data); 23923 mProcessLoggingHandler.sendMessage(msg); 23924 } 23925 23926 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23927 return mCompilerStats.getPackageStats(pkgName); 23928 } 23929 23930 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23931 return getOrCreateCompilerPackageStats(pkg.packageName); 23932 } 23933 23934 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23935 return mCompilerStats.getOrCreatePackageStats(pkgName); 23936 } 23937 23938 public void deleteCompilerPackageStats(String pkgName) { 23939 mCompilerStats.deletePackageStats(pkgName); 23940 } 23941 23942 @Override 23943 public int getInstallReason(String packageName, int userId) { 23944 final int callingUid = Binder.getCallingUid(); 23945 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23946 true /* requireFullPermission */, false /* checkShell */, 23947 "get install reason"); 23948 synchronized (mPackages) { 23949 final PackageSetting ps = mSettings.mPackages.get(packageName); 23950 if (filterAppAccessLPr(ps, callingUid, userId)) { 23951 return PackageManager.INSTALL_REASON_UNKNOWN; 23952 } 23953 if (ps != null) { 23954 return ps.getInstallReason(userId); 23955 } 23956 } 23957 return PackageManager.INSTALL_REASON_UNKNOWN; 23958 } 23959 23960 @Override 23961 public boolean canRequestPackageInstalls(String packageName, int userId) { 23962 return canRequestPackageInstallsInternal(packageName, 0, userId, 23963 true /* throwIfPermNotDeclared*/); 23964 } 23965 23966 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23967 boolean throwIfPermNotDeclared) { 23968 int callingUid = Binder.getCallingUid(); 23969 int uid = getPackageUid(packageName, 0, userId); 23970 if (callingUid != uid && callingUid != Process.ROOT_UID 23971 && callingUid != Process.SYSTEM_UID) { 23972 throw new SecurityException( 23973 "Caller uid " + callingUid + " does not own package " + packageName); 23974 } 23975 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23976 if (info == null) { 23977 return false; 23978 } 23979 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23980 return false; 23981 } 23982 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23983 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23984 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23985 if (throwIfPermNotDeclared) { 23986 throw new SecurityException("Need to declare " + appOpPermission 23987 + " to call this api"); 23988 } else { 23989 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23990 return false; 23991 } 23992 } 23993 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23994 return false; 23995 } 23996 if (mExternalSourcesPolicy != null) { 23997 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23998 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23999 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 24000 } 24001 } 24002 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 24003 } 24004 24005 @Override 24006 public ComponentName getInstantAppResolverSettingsComponent() { 24007 return mInstantAppResolverSettingsComponent; 24008 } 24009 24010 @Override 24011 public ComponentName getInstantAppInstallerComponent() { 24012 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24013 return null; 24014 } 24015 return mInstantAppInstallerActivity == null 24016 ? null : mInstantAppInstallerActivity.getComponentName(); 24017 } 24018 24019 @Override 24020 public String getInstantAppAndroidId(String packageName, int userId) { 24021 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 24022 "getInstantAppAndroidId"); 24023 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 24024 true /* requireFullPermission */, false /* checkShell */, 24025 "getInstantAppAndroidId"); 24026 // Make sure the target is an Instant App. 24027 if (!isInstantApp(packageName, userId)) { 24028 return null; 24029 } 24030 synchronized (mPackages) { 24031 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 24032 } 24033 } 24034 24035 boolean canHaveOatDir(String packageName) { 24036 synchronized (mPackages) { 24037 PackageParser.Package p = mPackages.get(packageName); 24038 if (p == null) { 24039 return false; 24040 } 24041 return p.canHaveOatDir(); 24042 } 24043 } 24044 24045 private String getOatDir(PackageParser.Package pkg) { 24046 if (!pkg.canHaveOatDir()) { 24047 return null; 24048 } 24049 File codePath = new File(pkg.codePath); 24050 if (codePath.isDirectory()) { 24051 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 24052 } 24053 return null; 24054 } 24055 24056 void deleteOatArtifactsOfPackage(String packageName) { 24057 final String[] instructionSets; 24058 final List<String> codePaths; 24059 final String oatDir; 24060 final PackageParser.Package pkg; 24061 synchronized (mPackages) { 24062 pkg = mPackages.get(packageName); 24063 } 24064 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 24065 codePaths = pkg.getAllCodePaths(); 24066 oatDir = getOatDir(pkg); 24067 24068 for (String codePath : codePaths) { 24069 for (String isa : instructionSets) { 24070 try { 24071 mInstaller.deleteOdex(codePath, isa, oatDir); 24072 } catch (InstallerException e) { 24073 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24074 } 24075 } 24076 } 24077 } 24078 24079 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24080 Set<String> unusedPackages = new HashSet<>(); 24081 long currentTimeInMillis = System.currentTimeMillis(); 24082 synchronized (mPackages) { 24083 for (PackageParser.Package pkg : mPackages.values()) { 24084 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24085 if (ps == null) { 24086 continue; 24087 } 24088 PackageDexUsage.PackageUseInfo packageUseInfo = 24089 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24090 if (PackageManagerServiceUtils 24091 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24092 downgradeTimeThresholdMillis, packageUseInfo, 24093 pkg.getLatestPackageUseTimeInMills(), 24094 pkg.getLatestForegroundPackageUseTimeInMills())) { 24095 unusedPackages.add(pkg.packageName); 24096 } 24097 } 24098 } 24099 return unusedPackages; 24100 } 24101 24102 @Override 24103 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24104 int userId) { 24105 final int callingUid = Binder.getCallingUid(); 24106 final int callingAppId = UserHandle.getAppId(callingUid); 24107 24108 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24109 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24110 24111 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24112 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24113 throw new SecurityException("Caller must have the " 24114 + SET_HARMFUL_APP_WARNINGS + " permission."); 24115 } 24116 24117 synchronized(mPackages) { 24118 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24119 scheduleWritePackageRestrictionsLocked(userId); 24120 } 24121 } 24122 24123 @Nullable 24124 @Override 24125 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24126 final int callingUid = Binder.getCallingUid(); 24127 final int callingAppId = UserHandle.getAppId(callingUid); 24128 24129 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24130 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24131 24132 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24133 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24134 throw new SecurityException("Caller must have the " 24135 + SET_HARMFUL_APP_WARNINGS + " permission."); 24136 } 24137 24138 synchronized(mPackages) { 24139 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24140 } 24141 } 24142} 24143 24144interface PackageSender { 24145 /** 24146 * @param userIds User IDs where the action occurred on a full application 24147 * @param instantUserIds User IDs where the action occurred on an instant application 24148 */ 24149 void sendPackageBroadcast(final String action, final String pkg, 24150 final Bundle extras, final int flags, final String targetPkg, 24151 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24152 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24153 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24154 void notifyPackageAdded(String packageName); 24155 void notifyPackageRemoved(String packageName); 24156} 24157