PackageManagerService.java revision 43c97a0e9057e2f7ff34b90cb50692cf56937da2
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 (!pkg.packageName.equals("android") 9989 && (compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9990 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9991 scanFlags |= SCAN_AS_PRIVILEGED; 9992 } 9993 } 9994 } 9995 } 9996 9997 return scanFlags; 9998 } 9999 10000 @GuardedBy("mInstallLock") 10001 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 10002 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 10003 @Nullable UserHandle user) throws PackageManagerException { 10004 10005 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 10006 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 10007 if (realPkgName != null) { 10008 ensurePackageRenamed(pkg, renamedPkgName); 10009 } 10010 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 10011 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 10012 final PackageSetting disabledPkgSetting = 10013 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 10014 10015 if (mTransferedPackages.contains(pkg.packageName)) { 10016 Slog.w(TAG, "Package " + pkg.packageName 10017 + " was transferred to another, but its .apk remains"); 10018 } 10019 10020 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 10021 synchronized (mPackages) { 10022 applyPolicy(pkg, parseFlags, scanFlags); 10023 assertPackageIsValid(pkg, parseFlags, scanFlags); 10024 10025 SharedUserSetting sharedUserSetting = null; 10026 if (pkg.mSharedUserId != null) { 10027 // SIDE EFFECTS; may potentially allocate a new shared user 10028 sharedUserSetting = mSettings.getSharedUserLPw( 10029 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 10030 if (DEBUG_PACKAGE_SCANNING) { 10031 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10032 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 10033 + " (uid=" + sharedUserSetting.userId + "):" 10034 + " packages=" + sharedUserSetting.packages); 10035 } 10036 } 10037 10038 boolean scanSucceeded = false; 10039 try { 10040 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 10041 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 10042 (pkg == mPlatformPackage), user); 10043 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 10044 if (result.success) { 10045 commitScanResultsLocked(request, result); 10046 } 10047 scanSucceeded = true; 10048 } finally { 10049 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 10050 // DELETE_DATA_ON_FAILURES is only used by frozen paths 10051 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 10052 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 10053 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 10054 } 10055 } 10056 } 10057 return pkg; 10058 } 10059 10060 /** 10061 * Commits the package scan and modifies system state. 10062 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 10063 * of committing the package, leaving the system in an inconsistent state. 10064 * This needs to be fixed so, once we get to this point, no errors are 10065 * possible and the system is not left in an inconsistent state. 10066 */ 10067 @GuardedBy("mPackages") 10068 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 10069 throws PackageManagerException { 10070 final PackageParser.Package pkg = request.pkg; 10071 final @ParseFlags int parseFlags = request.parseFlags; 10072 final @ScanFlags int scanFlags = request.scanFlags; 10073 final PackageSetting oldPkgSetting = request.oldPkgSetting; 10074 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10075 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10076 final UserHandle user = request.user; 10077 final String realPkgName = request.realPkgName; 10078 final PackageSetting pkgSetting = result.pkgSetting; 10079 final List<String> changedAbiCodePath = result.changedAbiCodePath; 10080 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 10081 10082 if (newPkgSettingCreated) { 10083 if (originalPkgSetting != null) { 10084 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10085 } 10086 // THROWS: when we can't allocate a user id. add call to check if there's 10087 // enough space to ensure we won't throw; otherwise, don't modify state 10088 mSettings.addUserToSettingLPw(pkgSetting); 10089 10090 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10091 mTransferedPackages.add(originalPkgSetting.name); 10092 } 10093 } 10094 // TODO(toddke): Consider a method specifically for modifying the Package object 10095 // post scan; or, moving this stuff out of the Package object since it has nothing 10096 // to do with the package on disk. 10097 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10098 // for creating the application ID. If we did this earlier, we would be saving the 10099 // correct ID. 10100 pkg.applicationInfo.uid = pkgSetting.appId; 10101 10102 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10103 10104 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10105 mTransferedPackages.add(pkg.packageName); 10106 } 10107 10108 // THROWS: when requested libraries that can't be found. it only changes 10109 // the state of the passed in pkg object, so, move to the top of the method 10110 // and allow it to abort 10111 if ((scanFlags & SCAN_BOOTING) == 0 10112 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10113 // Check all shared libraries and map to their actual file path. 10114 // We only do this here for apps not on a system dir, because those 10115 // are the only ones that can fail an install due to this. We 10116 // will take care of the system apps by updating all of their 10117 // library paths after the scan is done. Also during the initial 10118 // scan don't update any libs as we do this wholesale after all 10119 // apps are scanned to avoid dependency based scanning. 10120 updateSharedLibrariesLPr(pkg, null); 10121 } 10122 10123 // All versions of a static shared library are referenced with the same 10124 // package name. Internally, we use a synthetic package name to allow 10125 // multiple versions of the same shared library to be installed. So, 10126 // we need to generate the synthetic package name of the latest shared 10127 // library in order to compare signatures. 10128 PackageSetting signatureCheckPs = pkgSetting; 10129 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10130 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10131 if (libraryEntry != null) { 10132 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10133 } 10134 } 10135 10136 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10137 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10138 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10139 // We just determined the app is signed correctly, so bring 10140 // over the latest parsed certs. 10141 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10142 } else { 10143 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10144 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10145 "Package " + pkg.packageName + " upgrade keys do not match the " 10146 + "previously installed version"); 10147 } else { 10148 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10149 String msg = "System package " + pkg.packageName 10150 + " signature changed; retaining data."; 10151 reportSettingsProblem(Log.WARN, msg); 10152 } 10153 } 10154 } else { 10155 try { 10156 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10157 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10158 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10159 pkg.mSigningDetails, compareCompat, compareRecover); 10160 // The new KeySets will be re-added later in the scanning process. 10161 if (compatMatch) { 10162 synchronized (mPackages) { 10163 ksms.removeAppKeySetDataLPw(pkg.packageName); 10164 } 10165 } 10166 // We just determined the app is signed correctly, so bring 10167 // over the latest parsed certs. 10168 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10169 10170 10171 // if this is is a sharedUser, check to see if the new package is signed by a newer 10172 // signing certificate than the existing one, and if so, copy over the new details 10173 if (signatureCheckPs.sharedUser != null 10174 && pkg.mSigningDetails.hasAncestor( 10175 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10176 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10177 } 10178 } catch (PackageManagerException e) { 10179 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10180 throw e; 10181 } 10182 // The signature has changed, but this package is in the system 10183 // image... let's recover! 10184 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10185 // However... if this package is part of a shared user, but it 10186 // doesn't match the signature of the shared user, let's fail. 10187 // What this means is that you can't change the signatures 10188 // associated with an overall shared user, which doesn't seem all 10189 // that unreasonable. 10190 if (signatureCheckPs.sharedUser != null) { 10191 if (compareSignatures( 10192 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10193 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10194 throw new PackageManagerException( 10195 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10196 "Signature mismatch for shared user: " 10197 + pkgSetting.sharedUser); 10198 } 10199 } 10200 // File a report about this. 10201 String msg = "System package " + pkg.packageName 10202 + " signature changed; retaining data."; 10203 reportSettingsProblem(Log.WARN, msg); 10204 } catch (IllegalArgumentException e) { 10205 10206 // should never happen: certs matched when checking, but not when comparing 10207 // old to new for sharedUser 10208 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10209 "Signing certificates comparison made on incomparable signing details" 10210 + " but somehow passed verifySignatures!"); 10211 } 10212 } 10213 10214 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10215 // This package wants to adopt ownership of permissions from 10216 // another package. 10217 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10218 final String origName = pkg.mAdoptPermissions.get(i); 10219 final PackageSetting orig = mSettings.getPackageLPr(origName); 10220 if (orig != null) { 10221 if (verifyPackageUpdateLPr(orig, pkg)) { 10222 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10223 + pkg.packageName); 10224 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10225 } 10226 } 10227 } 10228 } 10229 10230 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10231 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10232 final String codePathString = changedAbiCodePath.get(i); 10233 try { 10234 mInstaller.rmdex(codePathString, 10235 getDexCodeInstructionSet(getPreferredInstructionSet())); 10236 } catch (InstallerException ignored) { 10237 } 10238 } 10239 } 10240 10241 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10242 if (oldPkgSetting != null) { 10243 synchronized (mPackages) { 10244 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10245 } 10246 } 10247 } else { 10248 final int userId = user == null ? 0 : user.getIdentifier(); 10249 // Modify state for the given package setting 10250 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10251 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10252 if (pkgSetting.getInstantApp(userId)) { 10253 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10254 } 10255 } 10256 } 10257 10258 /** 10259 * Returns the "real" name of the package. 10260 * <p>This may differ from the package's actual name if the application has already 10261 * been installed under one of this package's original names. 10262 */ 10263 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10264 @Nullable String renamedPkgName) { 10265 if (isPackageRenamed(pkg, renamedPkgName)) { 10266 return pkg.mRealPackage; 10267 } 10268 return null; 10269 } 10270 10271 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10272 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10273 @Nullable String renamedPkgName) { 10274 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10275 } 10276 10277 /** 10278 * Returns the original package setting. 10279 * <p>A package can migrate its name during an update. In this scenario, a package 10280 * designates a set of names that it considers as one of its original names. 10281 * <p>An original package must be signed identically and it must have the same 10282 * shared user [if any]. 10283 */ 10284 @GuardedBy("mPackages") 10285 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10286 @Nullable String renamedPkgName) { 10287 if (!isPackageRenamed(pkg, renamedPkgName)) { 10288 return null; 10289 } 10290 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10291 final PackageSetting originalPs = 10292 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10293 if (originalPs != null) { 10294 // the package is already installed under its original name... 10295 // but, should we use it? 10296 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10297 // the new package is incompatible with the original 10298 continue; 10299 } else if (originalPs.sharedUser != null) { 10300 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10301 // the shared user id is incompatible with the original 10302 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10303 + " to " + pkg.packageName + ": old uid " 10304 + originalPs.sharedUser.name 10305 + " differs from " + pkg.mSharedUserId); 10306 continue; 10307 } 10308 // TODO: Add case when shared user id is added [b/28144775] 10309 } else { 10310 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10311 + pkg.packageName + " to old name " + originalPs.name); 10312 } 10313 return originalPs; 10314 } 10315 } 10316 return null; 10317 } 10318 10319 /** 10320 * Renames the package if it was installed under a different name. 10321 * <p>When we've already installed the package under an original name, update 10322 * the new package so we can continue to have the old name. 10323 */ 10324 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10325 @NonNull String renamedPackageName) { 10326 if (pkg.mOriginalPackages == null 10327 || !pkg.mOriginalPackages.contains(renamedPackageName) 10328 || pkg.packageName.equals(renamedPackageName)) { 10329 return; 10330 } 10331 pkg.setPackageName(renamedPackageName); 10332 } 10333 10334 /** 10335 * Just scans the package without any side effects. 10336 * <p>Not entirely true at the moment. There is still one side effect -- this 10337 * method potentially modifies a live {@link PackageSetting} object representing 10338 * the package being scanned. This will be resolved in the future. 10339 * 10340 * @param request Information about the package to be scanned 10341 * @param isUnderFactoryTest Whether or not the device is under factory test 10342 * @param currentTime The current time, in millis 10343 * @return The results of the scan 10344 */ 10345 @GuardedBy("mInstallLock") 10346 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10347 boolean isUnderFactoryTest, long currentTime) 10348 throws PackageManagerException { 10349 final PackageParser.Package pkg = request.pkg; 10350 PackageSetting pkgSetting = request.pkgSetting; 10351 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10352 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10353 final @ParseFlags int parseFlags = request.parseFlags; 10354 final @ScanFlags int scanFlags = request.scanFlags; 10355 final String realPkgName = request.realPkgName; 10356 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10357 final UserHandle user = request.user; 10358 final boolean isPlatformPackage = request.isPlatformPackage; 10359 10360 List<String> changedAbiCodePath = null; 10361 10362 if (DEBUG_PACKAGE_SCANNING) { 10363 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10364 Log.d(TAG, "Scanning package " + pkg.packageName); 10365 } 10366 10367 if (Build.IS_DEBUGGABLE && 10368 pkg.isPrivileged() && 10369 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10370 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10371 } 10372 10373 // Initialize package source and resource directories 10374 final File scanFile = new File(pkg.codePath); 10375 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10376 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10377 10378 // We keep references to the derived CPU Abis from settings in oder to reuse 10379 // them in the case where we're not upgrading or booting for the first time. 10380 String primaryCpuAbiFromSettings = null; 10381 String secondaryCpuAbiFromSettings = null; 10382 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10383 10384 if (!needToDeriveAbi) { 10385 if (pkgSetting != null) { 10386 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10387 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10388 } else { 10389 // Re-scanning a system package after uninstalling updates; need to derive ABI 10390 needToDeriveAbi = true; 10391 } 10392 } 10393 10394 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10395 PackageManagerService.reportSettingsProblem(Log.WARN, 10396 "Package " + pkg.packageName + " shared user changed from " 10397 + (pkgSetting.sharedUser != null 10398 ? pkgSetting.sharedUser.name : "<nothing>") 10399 + " to " 10400 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10401 + "; replacing with new"); 10402 pkgSetting = null; 10403 } 10404 10405 String[] usesStaticLibraries = null; 10406 if (pkg.usesStaticLibraries != null) { 10407 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10408 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10409 } 10410 final boolean createNewPackage = (pkgSetting == null); 10411 if (createNewPackage) { 10412 final String parentPackageName = (pkg.parentPackage != null) 10413 ? pkg.parentPackage.packageName : null; 10414 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10415 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10416 // REMOVE SharedUserSetting from method; update in a separate call 10417 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10418 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10419 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10420 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10421 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10422 user, true /*allowInstall*/, instantApp, virtualPreload, 10423 parentPackageName, pkg.getChildPackageNames(), 10424 UserManagerService.getInstance(), usesStaticLibraries, 10425 pkg.usesStaticLibrariesVersions); 10426 } else { 10427 // REMOVE SharedUserSetting from method; update in a separate call. 10428 // 10429 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10430 // secondaryCpuAbi are not known at this point so we always update them 10431 // to null here, only to reset them at a later point. 10432 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10433 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10434 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10435 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10436 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10437 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10438 } 10439 if (createNewPackage && originalPkgSetting != null) { 10440 // This is the initial transition from the original package, so, 10441 // fix up the new package's name now. We must do this after looking 10442 // up the package under its new name, so getPackageLP takes care of 10443 // fiddling things correctly. 10444 pkg.setPackageName(originalPkgSetting.name); 10445 10446 // File a report about this. 10447 String msg = "New package " + pkgSetting.realName 10448 + " renamed to replace old package " + pkgSetting.name; 10449 reportSettingsProblem(Log.WARN, msg); 10450 } 10451 10452 if (disabledPkgSetting != null) { 10453 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10454 } 10455 10456 SELinuxMMAC.assignSeInfoValue(pkg); 10457 10458 pkg.mExtras = pkgSetting; 10459 pkg.applicationInfo.processName = fixProcessName( 10460 pkg.applicationInfo.packageName, 10461 pkg.applicationInfo.processName); 10462 10463 if (!isPlatformPackage) { 10464 // Get all of our default paths setup 10465 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10466 } 10467 10468 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10469 10470 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10471 if (needToDeriveAbi) { 10472 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10473 final boolean extractNativeLibs = !pkg.isLibrary(); 10474 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10475 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10476 10477 // Some system apps still use directory structure for native libraries 10478 // in which case we might end up not detecting abi solely based on apk 10479 // structure. Try to detect abi based on directory structure. 10480 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10481 pkg.applicationInfo.primaryCpuAbi == null) { 10482 setBundledAppAbisAndRoots(pkg, pkgSetting); 10483 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10484 } 10485 } else { 10486 // This is not a first boot or an upgrade, don't bother deriving the 10487 // ABI during the scan. Instead, trust the value that was stored in the 10488 // package setting. 10489 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10490 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10491 10492 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10493 10494 if (DEBUG_ABI_SELECTION) { 10495 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10496 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10497 pkg.applicationInfo.secondaryCpuAbi); 10498 } 10499 } 10500 } else { 10501 if ((scanFlags & SCAN_MOVE) != 0) { 10502 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10503 // but we already have this packages package info in the PackageSetting. We just 10504 // use that and derive the native library path based on the new codepath. 10505 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10506 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10507 } 10508 10509 // Set native library paths again. For moves, the path will be updated based on the 10510 // ABIs we've determined above. For non-moves, the path will be updated based on the 10511 // ABIs we determined during compilation, but the path will depend on the final 10512 // package path (after the rename away from the stage path). 10513 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10514 } 10515 10516 // This is a special case for the "system" package, where the ABI is 10517 // dictated by the zygote configuration (and init.rc). We should keep track 10518 // of this ABI so that we can deal with "normal" applications that run under 10519 // the same UID correctly. 10520 if (isPlatformPackage) { 10521 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10522 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10523 } 10524 10525 // If there's a mismatch between the abi-override in the package setting 10526 // and the abiOverride specified for the install. Warn about this because we 10527 // would've already compiled the app without taking the package setting into 10528 // account. 10529 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10530 if (cpuAbiOverride == null && pkg.packageName != null) { 10531 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10532 " for package " + pkg.packageName); 10533 } 10534 } 10535 10536 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10537 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10538 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10539 10540 // Copy the derived override back to the parsed package, so that we can 10541 // update the package settings accordingly. 10542 pkg.cpuAbiOverride = cpuAbiOverride; 10543 10544 if (DEBUG_ABI_SELECTION) { 10545 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10546 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10547 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10548 } 10549 10550 // Push the derived path down into PackageSettings so we know what to 10551 // clean up at uninstall time. 10552 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10553 10554 if (DEBUG_ABI_SELECTION) { 10555 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10556 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10557 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10558 } 10559 10560 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10561 // We don't do this here during boot because we can do it all 10562 // at once after scanning all existing packages. 10563 // 10564 // We also do this *before* we perform dexopt on this package, so that 10565 // we can avoid redundant dexopts, and also to make sure we've got the 10566 // code and package path correct. 10567 changedAbiCodePath = 10568 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10569 } 10570 10571 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10572 android.Manifest.permission.FACTORY_TEST)) { 10573 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10574 } 10575 10576 if (isSystemApp(pkg)) { 10577 pkgSetting.isOrphaned = true; 10578 } 10579 10580 // Take care of first install / last update times. 10581 final long scanFileTime = getLastModifiedTime(pkg); 10582 if (currentTime != 0) { 10583 if (pkgSetting.firstInstallTime == 0) { 10584 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10585 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10586 pkgSetting.lastUpdateTime = currentTime; 10587 } 10588 } else if (pkgSetting.firstInstallTime == 0) { 10589 // We need *something*. Take time time stamp of the file. 10590 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10591 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10592 if (scanFileTime != pkgSetting.timeStamp) { 10593 // A package on the system image has changed; consider this 10594 // to be an update. 10595 pkgSetting.lastUpdateTime = scanFileTime; 10596 } 10597 } 10598 pkgSetting.setTimeStamp(scanFileTime); 10599 10600 pkgSetting.pkg = pkg; 10601 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10602 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10603 pkgSetting.versionCode = pkg.getLongVersionCode(); 10604 } 10605 // Update volume if needed 10606 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10607 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10608 Slog.i(PackageManagerService.TAG, 10609 "Update" + (pkgSetting.isSystem() ? " system" : "") 10610 + " package " + pkg.packageName 10611 + " volume from " + pkgSetting.volumeUuid 10612 + " to " + volumeUuid); 10613 pkgSetting.volumeUuid = volumeUuid; 10614 } 10615 10616 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10617 } 10618 10619 /** 10620 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10621 */ 10622 private static boolean apkHasCode(String fileName) { 10623 StrictJarFile jarFile = null; 10624 try { 10625 jarFile = new StrictJarFile(fileName, 10626 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10627 return jarFile.findEntry("classes.dex") != null; 10628 } catch (IOException ignore) { 10629 } finally { 10630 try { 10631 if (jarFile != null) { 10632 jarFile.close(); 10633 } 10634 } catch (IOException ignore) {} 10635 } 10636 return false; 10637 } 10638 10639 /** 10640 * Enforces code policy for the package. This ensures that if an APK has 10641 * declared hasCode="true" in its manifest that the APK actually contains 10642 * code. 10643 * 10644 * @throws PackageManagerException If bytecode could not be found when it should exist 10645 */ 10646 private static void assertCodePolicy(PackageParser.Package pkg) 10647 throws PackageManagerException { 10648 final boolean shouldHaveCode = 10649 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10650 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10651 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10652 "Package " + pkg.baseCodePath + " code is missing"); 10653 } 10654 10655 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10656 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10657 final boolean splitShouldHaveCode = 10658 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10659 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10660 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10661 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10662 } 10663 } 10664 } 10665 } 10666 10667 /** 10668 * Applies policy to the parsed package based upon the given policy flags. 10669 * Ensures the package is in a good state. 10670 * <p> 10671 * Implementation detail: This method must NOT have any side effect. It would 10672 * ideally be static, but, it requires locks to read system state. 10673 */ 10674 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10675 final @ScanFlags int scanFlags) { 10676 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10677 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10678 if (pkg.applicationInfo.isDirectBootAware()) { 10679 // we're direct boot aware; set for all components 10680 for (PackageParser.Service s : pkg.services) { 10681 s.info.encryptionAware = s.info.directBootAware = true; 10682 } 10683 for (PackageParser.Provider p : pkg.providers) { 10684 p.info.encryptionAware = p.info.directBootAware = true; 10685 } 10686 for (PackageParser.Activity a : pkg.activities) { 10687 a.info.encryptionAware = a.info.directBootAware = true; 10688 } 10689 for (PackageParser.Activity r : pkg.receivers) { 10690 r.info.encryptionAware = r.info.directBootAware = true; 10691 } 10692 } 10693 if (compressedFileExists(pkg.codePath)) { 10694 pkg.isStub = true; 10695 } 10696 } else { 10697 // non system apps can't be flagged as core 10698 pkg.coreApp = false; 10699 // clear flags not applicable to regular apps 10700 pkg.applicationInfo.flags &= 10701 ~ApplicationInfo.FLAG_PERSISTENT; 10702 pkg.applicationInfo.privateFlags &= 10703 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10704 pkg.applicationInfo.privateFlags &= 10705 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10706 // clear protected broadcasts 10707 pkg.protectedBroadcasts = null; 10708 // cap permission priorities 10709 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10710 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10711 pkg.permissionGroups.get(i).info.priority = 0; 10712 } 10713 } 10714 } 10715 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10716 // ignore export request for single user receivers 10717 if (pkg.receivers != null) { 10718 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10719 final PackageParser.Activity receiver = pkg.receivers.get(i); 10720 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10721 receiver.info.exported = false; 10722 } 10723 } 10724 } 10725 // ignore export request for single user services 10726 if (pkg.services != null) { 10727 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10728 final PackageParser.Service service = pkg.services.get(i); 10729 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10730 service.info.exported = false; 10731 } 10732 } 10733 } 10734 // ignore export request for single user providers 10735 if (pkg.providers != null) { 10736 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10737 final PackageParser.Provider provider = pkg.providers.get(i); 10738 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10739 provider.info.exported = false; 10740 } 10741 } 10742 } 10743 } 10744 10745 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10746 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10747 } 10748 10749 if ((scanFlags & SCAN_AS_OEM) != 0) { 10750 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10751 } 10752 10753 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10754 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10755 } 10756 10757 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10758 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10759 } 10760 10761 if (!isSystemApp(pkg)) { 10762 // Only system apps can use these features. 10763 pkg.mOriginalPackages = null; 10764 pkg.mRealPackage = null; 10765 pkg.mAdoptPermissions = null; 10766 } 10767 } 10768 10769 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10770 throws PackageManagerException { 10771 if (object == null) { 10772 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10773 } 10774 return object; 10775 } 10776 10777 /** 10778 * Asserts the parsed package is valid according to the given policy. If the 10779 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10780 * <p> 10781 * Implementation detail: This method must NOT have any side effects. It would 10782 * ideally be static, but, it requires locks to read system state. 10783 * 10784 * @throws PackageManagerException If the package fails any of the validation checks 10785 */ 10786 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10787 final @ScanFlags int scanFlags) 10788 throws PackageManagerException { 10789 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10790 assertCodePolicy(pkg); 10791 } 10792 10793 if (pkg.applicationInfo.getCodePath() == null || 10794 pkg.applicationInfo.getResourcePath() == null) { 10795 // Bail out. The resource and code paths haven't been set. 10796 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10797 "Code and resource paths haven't been set correctly"); 10798 } 10799 10800 // Make sure we're not adding any bogus keyset info 10801 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10802 ksms.assertScannedPackageValid(pkg); 10803 10804 synchronized (mPackages) { 10805 // The special "android" package can only be defined once 10806 if (pkg.packageName.equals("android")) { 10807 if (mAndroidApplication != null) { 10808 Slog.w(TAG, "*************************************************"); 10809 Slog.w(TAG, "Core android package being redefined. Skipping."); 10810 Slog.w(TAG, " codePath=" + pkg.codePath); 10811 Slog.w(TAG, "*************************************************"); 10812 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10813 "Core android package being redefined. Skipping."); 10814 } 10815 } 10816 10817 // A package name must be unique; don't allow duplicates 10818 if (mPackages.containsKey(pkg.packageName)) { 10819 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10820 "Application package " + pkg.packageName 10821 + " already installed. Skipping duplicate."); 10822 } 10823 10824 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10825 // Static libs have a synthetic package name containing the version 10826 // but we still want the base name to be unique. 10827 if (mPackages.containsKey(pkg.manifestPackageName)) { 10828 throw new PackageManagerException( 10829 "Duplicate static shared lib provider package"); 10830 } 10831 10832 // Static shared libraries should have at least O target SDK 10833 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10834 throw new PackageManagerException( 10835 "Packages declaring static-shared libs must target O SDK or higher"); 10836 } 10837 10838 // Package declaring static a shared lib cannot be instant apps 10839 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10840 throw new PackageManagerException( 10841 "Packages declaring static-shared libs cannot be instant apps"); 10842 } 10843 10844 // Package declaring static a shared lib cannot be renamed since the package 10845 // name is synthetic and apps can't code around package manager internals. 10846 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10847 throw new PackageManagerException( 10848 "Packages declaring static-shared libs cannot be renamed"); 10849 } 10850 10851 // Package declaring static a shared lib cannot declare child packages 10852 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10853 throw new PackageManagerException( 10854 "Packages declaring static-shared libs cannot have child packages"); 10855 } 10856 10857 // Package declaring static a shared lib cannot declare dynamic libs 10858 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10859 throw new PackageManagerException( 10860 "Packages declaring static-shared libs cannot declare dynamic libs"); 10861 } 10862 10863 // Package declaring static a shared lib cannot declare shared users 10864 if (pkg.mSharedUserId != null) { 10865 throw new PackageManagerException( 10866 "Packages declaring static-shared libs cannot declare shared users"); 10867 } 10868 10869 // Static shared libs cannot declare activities 10870 if (!pkg.activities.isEmpty()) { 10871 throw new PackageManagerException( 10872 "Static shared libs cannot declare activities"); 10873 } 10874 10875 // Static shared libs cannot declare services 10876 if (!pkg.services.isEmpty()) { 10877 throw new PackageManagerException( 10878 "Static shared libs cannot declare services"); 10879 } 10880 10881 // Static shared libs cannot declare providers 10882 if (!pkg.providers.isEmpty()) { 10883 throw new PackageManagerException( 10884 "Static shared libs cannot declare content providers"); 10885 } 10886 10887 // Static shared libs cannot declare receivers 10888 if (!pkg.receivers.isEmpty()) { 10889 throw new PackageManagerException( 10890 "Static shared libs cannot declare broadcast receivers"); 10891 } 10892 10893 // Static shared libs cannot declare permission groups 10894 if (!pkg.permissionGroups.isEmpty()) { 10895 throw new PackageManagerException( 10896 "Static shared libs cannot declare permission groups"); 10897 } 10898 10899 // Static shared libs cannot declare permissions 10900 if (!pkg.permissions.isEmpty()) { 10901 throw new PackageManagerException( 10902 "Static shared libs cannot declare permissions"); 10903 } 10904 10905 // Static shared libs cannot declare protected broadcasts 10906 if (pkg.protectedBroadcasts != null) { 10907 throw new PackageManagerException( 10908 "Static shared libs cannot declare protected broadcasts"); 10909 } 10910 10911 // Static shared libs cannot be overlay targets 10912 if (pkg.mOverlayTarget != null) { 10913 throw new PackageManagerException( 10914 "Static shared libs cannot be overlay targets"); 10915 } 10916 10917 // The version codes must be ordered as lib versions 10918 long minVersionCode = Long.MIN_VALUE; 10919 long maxVersionCode = Long.MAX_VALUE; 10920 10921 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10922 pkg.staticSharedLibName); 10923 if (versionedLib != null) { 10924 final int versionCount = versionedLib.size(); 10925 for (int i = 0; i < versionCount; i++) { 10926 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10927 final long libVersionCode = libInfo.getDeclaringPackage() 10928 .getLongVersionCode(); 10929 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10930 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10931 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10932 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10933 } else { 10934 minVersionCode = maxVersionCode = libVersionCode; 10935 break; 10936 } 10937 } 10938 } 10939 if (pkg.getLongVersionCode() < minVersionCode 10940 || pkg.getLongVersionCode() > maxVersionCode) { 10941 throw new PackageManagerException("Static shared" 10942 + " lib version codes must be ordered as lib versions"); 10943 } 10944 } 10945 10946 // Only privileged apps and updated privileged apps can add child packages. 10947 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10948 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10949 throw new PackageManagerException("Only privileged apps can add child " 10950 + "packages. Ignoring package " + pkg.packageName); 10951 } 10952 final int childCount = pkg.childPackages.size(); 10953 for (int i = 0; i < childCount; i++) { 10954 PackageParser.Package childPkg = pkg.childPackages.get(i); 10955 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10956 childPkg.packageName)) { 10957 throw new PackageManagerException("Can't override child of " 10958 + "another disabled app. Ignoring package " + pkg.packageName); 10959 } 10960 } 10961 } 10962 10963 // If we're only installing presumed-existing packages, require that the 10964 // scanned APK is both already known and at the path previously established 10965 // for it. Previously unknown packages we pick up normally, but if we have an 10966 // a priori expectation about this package's install presence, enforce it. 10967 // With a singular exception for new system packages. When an OTA contains 10968 // a new system package, we allow the codepath to change from a system location 10969 // to the user-installed location. If we don't allow this change, any newer, 10970 // user-installed version of the application will be ignored. 10971 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10972 if (mExpectingBetter.containsKey(pkg.packageName)) { 10973 logCriticalInfo(Log.WARN, 10974 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10975 } else { 10976 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10977 if (known != null) { 10978 if (DEBUG_PACKAGE_SCANNING) { 10979 Log.d(TAG, "Examining " + pkg.codePath 10980 + " and requiring known paths " + known.codePathString 10981 + " & " + known.resourcePathString); 10982 } 10983 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10984 || !pkg.applicationInfo.getResourcePath().equals( 10985 known.resourcePathString)) { 10986 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10987 "Application package " + pkg.packageName 10988 + " found at " + pkg.applicationInfo.getCodePath() 10989 + " but expected at " + known.codePathString 10990 + "; ignoring."); 10991 } 10992 } else { 10993 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10994 "Application package " + pkg.packageName 10995 + " not found; ignoring."); 10996 } 10997 } 10998 } 10999 11000 // Verify that this new package doesn't have any content providers 11001 // that conflict with existing packages. Only do this if the 11002 // package isn't already installed, since we don't want to break 11003 // things that are installed. 11004 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 11005 final int N = pkg.providers.size(); 11006 int i; 11007 for (i=0; i<N; i++) { 11008 PackageParser.Provider p = pkg.providers.get(i); 11009 if (p.info.authority != null) { 11010 String names[] = p.info.authority.split(";"); 11011 for (int j = 0; j < names.length; j++) { 11012 if (mProvidersByAuthority.containsKey(names[j])) { 11013 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11014 final String otherPackageName = 11015 ((other != null && other.getComponentName() != null) ? 11016 other.getComponentName().getPackageName() : "?"); 11017 throw new PackageManagerException( 11018 INSTALL_FAILED_CONFLICTING_PROVIDER, 11019 "Can't install because provider name " + names[j] 11020 + " (in package " + pkg.applicationInfo.packageName 11021 + ") is already used by " + otherPackageName); 11022 } 11023 } 11024 } 11025 } 11026 } 11027 11028 // Verify that packages sharing a user with a privileged app are marked as privileged. 11029 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 11030 SharedUserSetting sharedUserSetting = null; 11031 try { 11032 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 11033 } catch (PackageManagerException ignore) {} 11034 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 11035 // Exempt SharedUsers signed with the platform key. 11036 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 11037 if ((platformPkgSetting.signatures.mSigningDetails 11038 != PackageParser.SigningDetails.UNKNOWN) 11039 && (compareSignatures( 11040 platformPkgSetting.signatures.mSigningDetails.signatures, 11041 pkg.mSigningDetails.signatures) 11042 != PackageManager.SIGNATURE_MATCH)) { 11043 throw new PackageManagerException("Apps that share a user with a " + 11044 "privileged app must themselves be marked as privileged. " + 11045 pkg.packageName + " shares privileged user " + 11046 pkg.mSharedUserId + "."); 11047 } 11048 } 11049 } 11050 11051 // Apply policies specific for runtime resource overlays (RROs). 11052 if (pkg.mOverlayTarget != null) { 11053 // System overlays have some restrictions on their use of the 'static' state. 11054 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 11055 // We are scanning a system overlay. This can be the first scan of the 11056 // system/vendor/oem partition, or an update to the system overlay. 11057 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 11058 // This must be an update to a system overlay. 11059 final PackageSetting previousPkg = assertNotNull( 11060 mSettings.getPackageLPr(pkg.packageName), 11061 "previous package state not present"); 11062 11063 // Static overlays cannot be updated. 11064 if (previousPkg.pkg.mOverlayIsStatic) { 11065 throw new PackageManagerException("Overlay " + pkg.packageName + 11066 " is static and cannot be upgraded."); 11067 // Non-static overlays cannot be converted to static overlays. 11068 } else if (pkg.mOverlayIsStatic) { 11069 throw new PackageManagerException("Overlay " + pkg.packageName + 11070 " cannot be upgraded into a static overlay."); 11071 } 11072 } 11073 } else { 11074 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11075 if (pkg.mOverlayIsStatic) { 11076 throw new PackageManagerException("Overlay " + pkg.packageName + 11077 " is static but not pre-installed."); 11078 } 11079 11080 // The only case where we allow installation of a non-system overlay is when 11081 // its signature is signed with the platform certificate. 11082 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11083 if ((platformPkgSetting.signatures.mSigningDetails 11084 != PackageParser.SigningDetails.UNKNOWN) 11085 && (compareSignatures( 11086 platformPkgSetting.signatures.mSigningDetails.signatures, 11087 pkg.mSigningDetails.signatures) 11088 != PackageManager.SIGNATURE_MATCH)) { 11089 throw new PackageManagerException("Overlay " + pkg.packageName + 11090 " must be signed with the platform certificate."); 11091 } 11092 } 11093 } 11094 } 11095 } 11096 11097 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11098 int type, String declaringPackageName, long declaringVersionCode) { 11099 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11100 if (versionedLib == null) { 11101 versionedLib = new LongSparseArray<>(); 11102 mSharedLibraries.put(name, versionedLib); 11103 if (type == SharedLibraryInfo.TYPE_STATIC) { 11104 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11105 } 11106 } else if (versionedLib.indexOfKey(version) >= 0) { 11107 return false; 11108 } 11109 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11110 version, type, declaringPackageName, declaringVersionCode); 11111 versionedLib.put(version, libEntry); 11112 return true; 11113 } 11114 11115 private boolean removeSharedLibraryLPw(String name, long version) { 11116 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11117 if (versionedLib == null) { 11118 return false; 11119 } 11120 final int libIdx = versionedLib.indexOfKey(version); 11121 if (libIdx < 0) { 11122 return false; 11123 } 11124 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11125 versionedLib.remove(version); 11126 if (versionedLib.size() <= 0) { 11127 mSharedLibraries.remove(name); 11128 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11129 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11130 .getPackageName()); 11131 } 11132 } 11133 return true; 11134 } 11135 11136 /** 11137 * Adds a scanned package to the system. When this method is finished, the package will 11138 * be available for query, resolution, etc... 11139 */ 11140 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11141 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11142 final String pkgName = pkg.packageName; 11143 if (mCustomResolverComponentName != null && 11144 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11145 setUpCustomResolverActivity(pkg); 11146 } 11147 11148 if (pkg.packageName.equals("android")) { 11149 synchronized (mPackages) { 11150 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11151 // Set up information for our fall-back user intent resolution activity. 11152 mPlatformPackage = pkg; 11153 pkg.mVersionCode = mSdkVersion; 11154 pkg.mVersionCodeMajor = 0; 11155 mAndroidApplication = pkg.applicationInfo; 11156 if (!mResolverReplaced) { 11157 mResolveActivity.applicationInfo = mAndroidApplication; 11158 mResolveActivity.name = ResolverActivity.class.getName(); 11159 mResolveActivity.packageName = mAndroidApplication.packageName; 11160 mResolveActivity.processName = "system:ui"; 11161 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11162 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11163 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11164 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11165 mResolveActivity.exported = true; 11166 mResolveActivity.enabled = true; 11167 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11168 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11169 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11170 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11171 | ActivityInfo.CONFIG_ORIENTATION 11172 | ActivityInfo.CONFIG_KEYBOARD 11173 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11174 mResolveInfo.activityInfo = mResolveActivity; 11175 mResolveInfo.priority = 0; 11176 mResolveInfo.preferredOrder = 0; 11177 mResolveInfo.match = 0; 11178 mResolveComponentName = new ComponentName( 11179 mAndroidApplication.packageName, mResolveActivity.name); 11180 } 11181 } 11182 } 11183 } 11184 11185 ArrayList<PackageParser.Package> clientLibPkgs = null; 11186 // writer 11187 synchronized (mPackages) { 11188 boolean hasStaticSharedLibs = false; 11189 11190 // Any app can add new static shared libraries 11191 if (pkg.staticSharedLibName != null) { 11192 // Static shared libs don't allow renaming as they have synthetic package 11193 // names to allow install of multiple versions, so use name from manifest. 11194 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11195 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11196 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11197 hasStaticSharedLibs = true; 11198 } else { 11199 Slog.w(TAG, "Package " + pkg.packageName + " library " 11200 + pkg.staticSharedLibName + " already exists; skipping"); 11201 } 11202 // Static shared libs cannot be updated once installed since they 11203 // use synthetic package name which includes the version code, so 11204 // not need to update other packages's shared lib dependencies. 11205 } 11206 11207 if (!hasStaticSharedLibs 11208 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11209 // Only system apps can add new dynamic shared libraries. 11210 if (pkg.libraryNames != null) { 11211 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11212 String name = pkg.libraryNames.get(i); 11213 boolean allowed = false; 11214 if (pkg.isUpdatedSystemApp()) { 11215 // New library entries can only be added through the 11216 // system image. This is important to get rid of a lot 11217 // of nasty edge cases: for example if we allowed a non- 11218 // system update of the app to add a library, then uninstalling 11219 // the update would make the library go away, and assumptions 11220 // we made such as through app install filtering would now 11221 // have allowed apps on the device which aren't compatible 11222 // with it. Better to just have the restriction here, be 11223 // conservative, and create many fewer cases that can negatively 11224 // impact the user experience. 11225 final PackageSetting sysPs = mSettings 11226 .getDisabledSystemPkgLPr(pkg.packageName); 11227 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11228 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11229 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11230 allowed = true; 11231 break; 11232 } 11233 } 11234 } 11235 } else { 11236 allowed = true; 11237 } 11238 if (allowed) { 11239 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11240 SharedLibraryInfo.VERSION_UNDEFINED, 11241 SharedLibraryInfo.TYPE_DYNAMIC, 11242 pkg.packageName, pkg.getLongVersionCode())) { 11243 Slog.w(TAG, "Package " + pkg.packageName + " library " 11244 + name + " already exists; skipping"); 11245 } 11246 } else { 11247 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11248 + name + " that is not declared on system image; skipping"); 11249 } 11250 } 11251 11252 if ((scanFlags & SCAN_BOOTING) == 0) { 11253 // If we are not booting, we need to update any applications 11254 // that are clients of our shared library. If we are booting, 11255 // this will all be done once the scan is complete. 11256 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11257 } 11258 } 11259 } 11260 } 11261 11262 if ((scanFlags & SCAN_BOOTING) != 0) { 11263 // No apps can run during boot scan, so they don't need to be frozen 11264 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11265 // Caller asked to not kill app, so it's probably not frozen 11266 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11267 // Caller asked us to ignore frozen check for some reason; they 11268 // probably didn't know the package name 11269 } else { 11270 // We're doing major surgery on this package, so it better be frozen 11271 // right now to keep it from launching 11272 checkPackageFrozen(pkgName); 11273 } 11274 11275 // Also need to kill any apps that are dependent on the library. 11276 if (clientLibPkgs != null) { 11277 for (int i=0; i<clientLibPkgs.size(); i++) { 11278 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11279 killApplication(clientPkg.applicationInfo.packageName, 11280 clientPkg.applicationInfo.uid, "update lib"); 11281 } 11282 } 11283 11284 // writer 11285 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11286 11287 synchronized (mPackages) { 11288 // We don't expect installation to fail beyond this point 11289 11290 // Add the new setting to mSettings 11291 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11292 // Add the new setting to mPackages 11293 mPackages.put(pkg.applicationInfo.packageName, pkg); 11294 // Make sure we don't accidentally delete its data. 11295 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11296 while (iter.hasNext()) { 11297 PackageCleanItem item = iter.next(); 11298 if (pkgName.equals(item.packageName)) { 11299 iter.remove(); 11300 } 11301 } 11302 11303 // Add the package's KeySets to the global KeySetManagerService 11304 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11305 ksms.addScannedPackageLPw(pkg); 11306 11307 int N = pkg.providers.size(); 11308 StringBuilder r = null; 11309 int i; 11310 for (i=0; i<N; i++) { 11311 PackageParser.Provider p = pkg.providers.get(i); 11312 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11313 p.info.processName); 11314 mProviders.addProvider(p); 11315 p.syncable = p.info.isSyncable; 11316 if (p.info.authority != null) { 11317 String names[] = p.info.authority.split(";"); 11318 p.info.authority = null; 11319 for (int j = 0; j < names.length; j++) { 11320 if (j == 1 && p.syncable) { 11321 // We only want the first authority for a provider to possibly be 11322 // syncable, so if we already added this provider using a different 11323 // authority clear the syncable flag. We copy the provider before 11324 // changing it because the mProviders object contains a reference 11325 // to a provider that we don't want to change. 11326 // Only do this for the second authority since the resulting provider 11327 // object can be the same for all future authorities for this provider. 11328 p = new PackageParser.Provider(p); 11329 p.syncable = false; 11330 } 11331 if (!mProvidersByAuthority.containsKey(names[j])) { 11332 mProvidersByAuthority.put(names[j], p); 11333 if (p.info.authority == null) { 11334 p.info.authority = names[j]; 11335 } else { 11336 p.info.authority = p.info.authority + ";" + names[j]; 11337 } 11338 if (DEBUG_PACKAGE_SCANNING) { 11339 if (chatty) 11340 Log.d(TAG, "Registered content provider: " + names[j] 11341 + ", className = " + p.info.name + ", isSyncable = " 11342 + p.info.isSyncable); 11343 } 11344 } else { 11345 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11346 Slog.w(TAG, "Skipping provider name " + names[j] + 11347 " (in package " + pkg.applicationInfo.packageName + 11348 "): name already used by " 11349 + ((other != null && other.getComponentName() != null) 11350 ? other.getComponentName().getPackageName() : "?")); 11351 } 11352 } 11353 } 11354 if (chatty) { 11355 if (r == null) { 11356 r = new StringBuilder(256); 11357 } else { 11358 r.append(' '); 11359 } 11360 r.append(p.info.name); 11361 } 11362 } 11363 if (r != null) { 11364 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11365 } 11366 11367 N = pkg.services.size(); 11368 r = null; 11369 for (i=0; i<N; i++) { 11370 PackageParser.Service s = pkg.services.get(i); 11371 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11372 s.info.processName); 11373 mServices.addService(s); 11374 if (chatty) { 11375 if (r == null) { 11376 r = new StringBuilder(256); 11377 } else { 11378 r.append(' '); 11379 } 11380 r.append(s.info.name); 11381 } 11382 } 11383 if (r != null) { 11384 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11385 } 11386 11387 N = pkg.receivers.size(); 11388 r = null; 11389 for (i=0; i<N; i++) { 11390 PackageParser.Activity a = pkg.receivers.get(i); 11391 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11392 a.info.processName); 11393 mReceivers.addActivity(a, "receiver"); 11394 if (chatty) { 11395 if (r == null) { 11396 r = new StringBuilder(256); 11397 } else { 11398 r.append(' '); 11399 } 11400 r.append(a.info.name); 11401 } 11402 } 11403 if (r != null) { 11404 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11405 } 11406 11407 N = pkg.activities.size(); 11408 r = null; 11409 for (i=0; i<N; i++) { 11410 PackageParser.Activity a = pkg.activities.get(i); 11411 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11412 a.info.processName); 11413 mActivities.addActivity(a, "activity"); 11414 if (chatty) { 11415 if (r == null) { 11416 r = new StringBuilder(256); 11417 } else { 11418 r.append(' '); 11419 } 11420 r.append(a.info.name); 11421 } 11422 } 11423 if (r != null) { 11424 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11425 } 11426 11427 // Don't allow ephemeral applications to define new permissions groups. 11428 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11429 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11430 + " ignored: instant apps cannot define new permission groups."); 11431 } else { 11432 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11433 } 11434 11435 // Don't allow ephemeral applications to define new permissions. 11436 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11437 Slog.w(TAG, "Permissions from package " + pkg.packageName 11438 + " ignored: instant apps cannot define new permissions."); 11439 } else { 11440 mPermissionManager.addAllPermissions(pkg, chatty); 11441 } 11442 11443 N = pkg.instrumentation.size(); 11444 r = null; 11445 for (i=0; i<N; i++) { 11446 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11447 a.info.packageName = pkg.applicationInfo.packageName; 11448 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11449 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11450 a.info.splitNames = pkg.splitNames; 11451 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11452 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11453 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11454 a.info.dataDir = pkg.applicationInfo.dataDir; 11455 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11456 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11457 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11458 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11459 mInstrumentation.put(a.getComponentName(), a); 11460 if (chatty) { 11461 if (r == null) { 11462 r = new StringBuilder(256); 11463 } else { 11464 r.append(' '); 11465 } 11466 r.append(a.info.name); 11467 } 11468 } 11469 if (r != null) { 11470 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11471 } 11472 11473 if (pkg.protectedBroadcasts != null) { 11474 N = pkg.protectedBroadcasts.size(); 11475 synchronized (mProtectedBroadcasts) { 11476 for (i = 0; i < N; i++) { 11477 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11478 } 11479 } 11480 } 11481 } 11482 11483 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11484 } 11485 11486 /** 11487 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11488 * is derived purely on the basis of the contents of {@code scanFile} and 11489 * {@code cpuAbiOverride}. 11490 * 11491 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11492 */ 11493 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11494 boolean extractLibs) 11495 throws PackageManagerException { 11496 // Give ourselves some initial paths; we'll come back for another 11497 // pass once we've determined ABI below. 11498 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11499 11500 // We would never need to extract libs for forward-locked and external packages, 11501 // since the container service will do it for us. We shouldn't attempt to 11502 // extract libs from system app when it was not updated. 11503 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11504 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11505 extractLibs = false; 11506 } 11507 11508 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11509 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11510 11511 NativeLibraryHelper.Handle handle = null; 11512 try { 11513 handle = NativeLibraryHelper.Handle.create(pkg); 11514 // TODO(multiArch): This can be null for apps that didn't go through the 11515 // usual installation process. We can calculate it again, like we 11516 // do during install time. 11517 // 11518 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11519 // unnecessary. 11520 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11521 11522 // Null out the abis so that they can be recalculated. 11523 pkg.applicationInfo.primaryCpuAbi = null; 11524 pkg.applicationInfo.secondaryCpuAbi = null; 11525 if (isMultiArch(pkg.applicationInfo)) { 11526 // Warn if we've set an abiOverride for multi-lib packages.. 11527 // By definition, we need to copy both 32 and 64 bit libraries for 11528 // such packages. 11529 if (pkg.cpuAbiOverride != null 11530 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11531 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11532 } 11533 11534 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11535 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11536 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11537 if (extractLibs) { 11538 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11539 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11540 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11541 useIsaSpecificSubdirs); 11542 } else { 11543 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11544 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11545 } 11546 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11547 } 11548 11549 // Shared library native code should be in the APK zip aligned 11550 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11551 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11552 "Shared library native lib extraction not supported"); 11553 } 11554 11555 maybeThrowExceptionForMultiArchCopy( 11556 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11557 11558 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11559 if (extractLibs) { 11560 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11561 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11562 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11563 useIsaSpecificSubdirs); 11564 } else { 11565 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11566 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11567 } 11568 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11569 } 11570 11571 maybeThrowExceptionForMultiArchCopy( 11572 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11573 11574 if (abi64 >= 0) { 11575 // Shared library native libs should be in the APK zip aligned 11576 if (extractLibs && pkg.isLibrary()) { 11577 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11578 "Shared library native lib extraction not supported"); 11579 } 11580 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11581 } 11582 11583 if (abi32 >= 0) { 11584 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11585 if (abi64 >= 0) { 11586 if (pkg.use32bitAbi) { 11587 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11588 pkg.applicationInfo.primaryCpuAbi = abi; 11589 } else { 11590 pkg.applicationInfo.secondaryCpuAbi = abi; 11591 } 11592 } else { 11593 pkg.applicationInfo.primaryCpuAbi = abi; 11594 } 11595 } 11596 } else { 11597 String[] abiList = (cpuAbiOverride != null) ? 11598 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11599 11600 // Enable gross and lame hacks for apps that are built with old 11601 // SDK tools. We must scan their APKs for renderscript bitcode and 11602 // not launch them if it's present. Don't bother checking on devices 11603 // that don't have 64 bit support. 11604 boolean needsRenderScriptOverride = false; 11605 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11606 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11607 abiList = Build.SUPPORTED_32_BIT_ABIS; 11608 needsRenderScriptOverride = true; 11609 } 11610 11611 final int copyRet; 11612 if (extractLibs) { 11613 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11614 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11615 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11616 } else { 11617 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11618 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11619 } 11620 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11621 11622 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11623 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11624 "Error unpackaging native libs for app, errorCode=" + copyRet); 11625 } 11626 11627 if (copyRet >= 0) { 11628 // Shared libraries that have native libs must be multi-architecture 11629 if (pkg.isLibrary()) { 11630 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11631 "Shared library with native libs must be multiarch"); 11632 } 11633 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11634 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11635 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11636 } else if (needsRenderScriptOverride) { 11637 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11638 } 11639 } 11640 } catch (IOException ioe) { 11641 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11642 } finally { 11643 IoUtils.closeQuietly(handle); 11644 } 11645 11646 // Now that we've calculated the ABIs and determined if it's an internal app, 11647 // we will go ahead and populate the nativeLibraryPath. 11648 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11649 } 11650 11651 /** 11652 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11653 * i.e, so that all packages can be run inside a single process if required. 11654 * 11655 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11656 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11657 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11658 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11659 * updating a package that belongs to a shared user. 11660 * 11661 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11662 * adds unnecessary complexity. 11663 */ 11664 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11665 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11666 List<String> changedAbiCodePath = null; 11667 String requiredInstructionSet = null; 11668 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11669 requiredInstructionSet = VMRuntime.getInstructionSet( 11670 scannedPackage.applicationInfo.primaryCpuAbi); 11671 } 11672 11673 PackageSetting requirer = null; 11674 for (PackageSetting ps : packagesForUser) { 11675 // If packagesForUser contains scannedPackage, we skip it. This will happen 11676 // when scannedPackage is an update of an existing package. Without this check, 11677 // we will never be able to change the ABI of any package belonging to a shared 11678 // user, even if it's compatible with other packages. 11679 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11680 if (ps.primaryCpuAbiString == null) { 11681 continue; 11682 } 11683 11684 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11685 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11686 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11687 // this but there's not much we can do. 11688 String errorMessage = "Instruction set mismatch, " 11689 + ((requirer == null) ? "[caller]" : requirer) 11690 + " requires " + requiredInstructionSet + " whereas " + ps 11691 + " requires " + instructionSet; 11692 Slog.w(TAG, errorMessage); 11693 } 11694 11695 if (requiredInstructionSet == null) { 11696 requiredInstructionSet = instructionSet; 11697 requirer = ps; 11698 } 11699 } 11700 } 11701 11702 if (requiredInstructionSet != null) { 11703 String adjustedAbi; 11704 if (requirer != null) { 11705 // requirer != null implies that either scannedPackage was null or that scannedPackage 11706 // did not require an ABI, in which case we have to adjust scannedPackage to match 11707 // the ABI of the set (which is the same as requirer's ABI) 11708 adjustedAbi = requirer.primaryCpuAbiString; 11709 if (scannedPackage != null) { 11710 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11711 } 11712 } else { 11713 // requirer == null implies that we're updating all ABIs in the set to 11714 // match scannedPackage. 11715 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11716 } 11717 11718 for (PackageSetting ps : packagesForUser) { 11719 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11720 if (ps.primaryCpuAbiString != null) { 11721 continue; 11722 } 11723 11724 ps.primaryCpuAbiString = adjustedAbi; 11725 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11726 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11727 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11728 if (DEBUG_ABI_SELECTION) { 11729 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11730 + " (requirer=" 11731 + (requirer != null ? requirer.pkg : "null") 11732 + ", scannedPackage=" 11733 + (scannedPackage != null ? scannedPackage : "null") 11734 + ")"); 11735 } 11736 if (changedAbiCodePath == null) { 11737 changedAbiCodePath = new ArrayList<>(); 11738 } 11739 changedAbiCodePath.add(ps.codePathString); 11740 } 11741 } 11742 } 11743 } 11744 return changedAbiCodePath; 11745 } 11746 11747 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11748 synchronized (mPackages) { 11749 mResolverReplaced = true; 11750 // Set up information for custom user intent resolution activity. 11751 mResolveActivity.applicationInfo = pkg.applicationInfo; 11752 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11753 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11754 mResolveActivity.processName = pkg.applicationInfo.packageName; 11755 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11756 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11757 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11758 mResolveActivity.theme = 0; 11759 mResolveActivity.exported = true; 11760 mResolveActivity.enabled = true; 11761 mResolveInfo.activityInfo = mResolveActivity; 11762 mResolveInfo.priority = 0; 11763 mResolveInfo.preferredOrder = 0; 11764 mResolveInfo.match = 0; 11765 mResolveComponentName = mCustomResolverComponentName; 11766 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11767 mResolveComponentName); 11768 } 11769 } 11770 11771 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11772 if (installerActivity == null) { 11773 if (DEBUG_INSTANT) { 11774 Slog.d(TAG, "Clear ephemeral installer activity"); 11775 } 11776 mInstantAppInstallerActivity = null; 11777 return; 11778 } 11779 11780 if (DEBUG_INSTANT) { 11781 Slog.d(TAG, "Set ephemeral installer activity: " 11782 + installerActivity.getComponentName()); 11783 } 11784 // Set up information for ephemeral installer activity 11785 mInstantAppInstallerActivity = installerActivity; 11786 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11787 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11788 mInstantAppInstallerActivity.exported = true; 11789 mInstantAppInstallerActivity.enabled = true; 11790 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11791 mInstantAppInstallerInfo.priority = 1; 11792 mInstantAppInstallerInfo.preferredOrder = 1; 11793 mInstantAppInstallerInfo.isDefault = true; 11794 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11795 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11796 } 11797 11798 private static String calculateBundledApkRoot(final String codePathString) { 11799 final File codePath = new File(codePathString); 11800 final File codeRoot; 11801 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11802 codeRoot = Environment.getRootDirectory(); 11803 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11804 codeRoot = Environment.getOemDirectory(); 11805 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11806 codeRoot = Environment.getVendorDirectory(); 11807 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11808 codeRoot = Environment.getProductDirectory(); 11809 } else { 11810 // Unrecognized code path; take its top real segment as the apk root: 11811 // e.g. /something/app/blah.apk => /something 11812 try { 11813 File f = codePath.getCanonicalFile(); 11814 File parent = f.getParentFile(); // non-null because codePath is a file 11815 File tmp; 11816 while ((tmp = parent.getParentFile()) != null) { 11817 f = parent; 11818 parent = tmp; 11819 } 11820 codeRoot = f; 11821 Slog.w(TAG, "Unrecognized code path " 11822 + codePath + " - using " + codeRoot); 11823 } catch (IOException e) { 11824 // Can't canonicalize the code path -- shenanigans? 11825 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11826 return Environment.getRootDirectory().getPath(); 11827 } 11828 } 11829 return codeRoot.getPath(); 11830 } 11831 11832 /** 11833 * Derive and set the location of native libraries for the given package, 11834 * which varies depending on where and how the package was installed. 11835 */ 11836 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11837 final ApplicationInfo info = pkg.applicationInfo; 11838 final String codePath = pkg.codePath; 11839 final File codeFile = new File(codePath); 11840 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11841 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11842 11843 info.nativeLibraryRootDir = null; 11844 info.nativeLibraryRootRequiresIsa = false; 11845 info.nativeLibraryDir = null; 11846 info.secondaryNativeLibraryDir = null; 11847 11848 if (isApkFile(codeFile)) { 11849 // Monolithic install 11850 if (bundledApp) { 11851 // If "/system/lib64/apkname" exists, assume that is the per-package 11852 // native library directory to use; otherwise use "/system/lib/apkname". 11853 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11854 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11855 getPrimaryInstructionSet(info)); 11856 11857 // This is a bundled system app so choose the path based on the ABI. 11858 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11859 // is just the default path. 11860 final String apkName = deriveCodePathName(codePath); 11861 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11862 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11863 apkName).getAbsolutePath(); 11864 11865 if (info.secondaryCpuAbi != null) { 11866 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11867 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11868 secondaryLibDir, apkName).getAbsolutePath(); 11869 } 11870 } else if (asecApp) { 11871 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11872 .getAbsolutePath(); 11873 } else { 11874 final String apkName = deriveCodePathName(codePath); 11875 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11876 .getAbsolutePath(); 11877 } 11878 11879 info.nativeLibraryRootRequiresIsa = false; 11880 info.nativeLibraryDir = info.nativeLibraryRootDir; 11881 } else { 11882 // Cluster install 11883 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11884 info.nativeLibraryRootRequiresIsa = true; 11885 11886 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11887 getPrimaryInstructionSet(info)).getAbsolutePath(); 11888 11889 if (info.secondaryCpuAbi != null) { 11890 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11891 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11892 } 11893 } 11894 } 11895 11896 /** 11897 * Calculate the abis and roots for a bundled app. These can uniquely 11898 * be determined from the contents of the system partition, i.e whether 11899 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11900 * of this information, and instead assume that the system was built 11901 * sensibly. 11902 */ 11903 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11904 PackageSetting pkgSetting) { 11905 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11906 11907 // If "/system/lib64/apkname" exists, assume that is the per-package 11908 // native library directory to use; otherwise use "/system/lib/apkname". 11909 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11910 setBundledAppAbi(pkg, apkRoot, apkName); 11911 // pkgSetting might be null during rescan following uninstall of updates 11912 // to a bundled app, so accommodate that possibility. The settings in 11913 // that case will be established later from the parsed package. 11914 // 11915 // If the settings aren't null, sync them up with what we've just derived. 11916 // note that apkRoot isn't stored in the package settings. 11917 if (pkgSetting != null) { 11918 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11919 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11920 } 11921 } 11922 11923 /** 11924 * Deduces the ABI of a bundled app and sets the relevant fields on the 11925 * parsed pkg object. 11926 * 11927 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11928 * under which system libraries are installed. 11929 * @param apkName the name of the installed package. 11930 */ 11931 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11932 final File codeFile = new File(pkg.codePath); 11933 11934 final boolean has64BitLibs; 11935 final boolean has32BitLibs; 11936 if (isApkFile(codeFile)) { 11937 // Monolithic install 11938 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11939 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11940 } else { 11941 // Cluster install 11942 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11943 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11944 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11945 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11946 has64BitLibs = (new File(rootDir, isa)).exists(); 11947 } else { 11948 has64BitLibs = false; 11949 } 11950 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11951 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11952 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11953 has32BitLibs = (new File(rootDir, isa)).exists(); 11954 } else { 11955 has32BitLibs = false; 11956 } 11957 } 11958 11959 if (has64BitLibs && !has32BitLibs) { 11960 // The package has 64 bit libs, but not 32 bit libs. Its primary 11961 // ABI should be 64 bit. We can safely assume here that the bundled 11962 // native libraries correspond to the most preferred ABI in the list. 11963 11964 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11965 pkg.applicationInfo.secondaryCpuAbi = null; 11966 } else if (has32BitLibs && !has64BitLibs) { 11967 // The package has 32 bit libs but not 64 bit libs. Its primary 11968 // ABI should be 32 bit. 11969 11970 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11971 pkg.applicationInfo.secondaryCpuAbi = null; 11972 } else if (has32BitLibs && has64BitLibs) { 11973 // The application has both 64 and 32 bit bundled libraries. We check 11974 // here that the app declares multiArch support, and warn if it doesn't. 11975 // 11976 // We will be lenient here and record both ABIs. The primary will be the 11977 // ABI that's higher on the list, i.e, a device that's configured to prefer 11978 // 64 bit apps will see a 64 bit primary ABI, 11979 11980 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11981 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11982 } 11983 11984 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11985 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11986 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11987 } else { 11988 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11989 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11990 } 11991 } else { 11992 pkg.applicationInfo.primaryCpuAbi = null; 11993 pkg.applicationInfo.secondaryCpuAbi = null; 11994 } 11995 } 11996 11997 private void killApplication(String pkgName, int appId, String reason) { 11998 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11999 } 12000 12001 private void killApplication(String pkgName, int appId, int userId, String reason) { 12002 // Request the ActivityManager to kill the process(only for existing packages) 12003 // so that we do not end up in a confused state while the user is still using the older 12004 // version of the application while the new one gets installed. 12005 final long token = Binder.clearCallingIdentity(); 12006 try { 12007 IActivityManager am = ActivityManager.getService(); 12008 if (am != null) { 12009 try { 12010 am.killApplication(pkgName, appId, userId, reason); 12011 } catch (RemoteException e) { 12012 } 12013 } 12014 } finally { 12015 Binder.restoreCallingIdentity(token); 12016 } 12017 } 12018 12019 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 12020 // Remove the parent package setting 12021 PackageSetting ps = (PackageSetting) pkg.mExtras; 12022 if (ps != null) { 12023 removePackageLI(ps, chatty); 12024 } 12025 // Remove the child package setting 12026 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12027 for (int i = 0; i < childCount; i++) { 12028 PackageParser.Package childPkg = pkg.childPackages.get(i); 12029 ps = (PackageSetting) childPkg.mExtras; 12030 if (ps != null) { 12031 removePackageLI(ps, chatty); 12032 } 12033 } 12034 } 12035 12036 void removePackageLI(PackageSetting ps, boolean chatty) { 12037 if (DEBUG_INSTALL) { 12038 if (chatty) 12039 Log.d(TAG, "Removing package " + ps.name); 12040 } 12041 12042 // writer 12043 synchronized (mPackages) { 12044 mPackages.remove(ps.name); 12045 final PackageParser.Package pkg = ps.pkg; 12046 if (pkg != null) { 12047 cleanPackageDataStructuresLILPw(pkg, chatty); 12048 } 12049 } 12050 } 12051 12052 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 12053 if (DEBUG_INSTALL) { 12054 if (chatty) 12055 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 12056 } 12057 12058 // writer 12059 synchronized (mPackages) { 12060 // Remove the parent package 12061 mPackages.remove(pkg.applicationInfo.packageName); 12062 cleanPackageDataStructuresLILPw(pkg, chatty); 12063 12064 // Remove the child packages 12065 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12066 for (int i = 0; i < childCount; i++) { 12067 PackageParser.Package childPkg = pkg.childPackages.get(i); 12068 mPackages.remove(childPkg.applicationInfo.packageName); 12069 cleanPackageDataStructuresLILPw(childPkg, chatty); 12070 } 12071 } 12072 } 12073 12074 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12075 int N = pkg.providers.size(); 12076 StringBuilder r = null; 12077 int i; 12078 for (i=0; i<N; i++) { 12079 PackageParser.Provider p = pkg.providers.get(i); 12080 mProviders.removeProvider(p); 12081 if (p.info.authority == null) { 12082 12083 /* There was another ContentProvider with this authority when 12084 * this app was installed so this authority is null, 12085 * Ignore it as we don't have to unregister the provider. 12086 */ 12087 continue; 12088 } 12089 String names[] = p.info.authority.split(";"); 12090 for (int j = 0; j < names.length; j++) { 12091 if (mProvidersByAuthority.get(names[j]) == p) { 12092 mProvidersByAuthority.remove(names[j]); 12093 if (DEBUG_REMOVE) { 12094 if (chatty) 12095 Log.d(TAG, "Unregistered content provider: " + names[j] 12096 + ", className = " + p.info.name + ", isSyncable = " 12097 + p.info.isSyncable); 12098 } 12099 } 12100 } 12101 if (DEBUG_REMOVE && chatty) { 12102 if (r == null) { 12103 r = new StringBuilder(256); 12104 } else { 12105 r.append(' '); 12106 } 12107 r.append(p.info.name); 12108 } 12109 } 12110 if (r != null) { 12111 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12112 } 12113 12114 N = pkg.services.size(); 12115 r = null; 12116 for (i=0; i<N; i++) { 12117 PackageParser.Service s = pkg.services.get(i); 12118 mServices.removeService(s); 12119 if (chatty) { 12120 if (r == null) { 12121 r = new StringBuilder(256); 12122 } else { 12123 r.append(' '); 12124 } 12125 r.append(s.info.name); 12126 } 12127 } 12128 if (r != null) { 12129 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12130 } 12131 12132 N = pkg.receivers.size(); 12133 r = null; 12134 for (i=0; i<N; i++) { 12135 PackageParser.Activity a = pkg.receivers.get(i); 12136 mReceivers.removeActivity(a, "receiver"); 12137 if (DEBUG_REMOVE && chatty) { 12138 if (r == null) { 12139 r = new StringBuilder(256); 12140 } else { 12141 r.append(' '); 12142 } 12143 r.append(a.info.name); 12144 } 12145 } 12146 if (r != null) { 12147 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12148 } 12149 12150 N = pkg.activities.size(); 12151 r = null; 12152 for (i=0; i<N; i++) { 12153 PackageParser.Activity a = pkg.activities.get(i); 12154 mActivities.removeActivity(a, "activity"); 12155 if (DEBUG_REMOVE && chatty) { 12156 if (r == null) { 12157 r = new StringBuilder(256); 12158 } else { 12159 r.append(' '); 12160 } 12161 r.append(a.info.name); 12162 } 12163 } 12164 if (r != null) { 12165 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12166 } 12167 12168 mPermissionManager.removeAllPermissions(pkg, chatty); 12169 12170 N = pkg.instrumentation.size(); 12171 r = null; 12172 for (i=0; i<N; i++) { 12173 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12174 mInstrumentation.remove(a.getComponentName()); 12175 if (DEBUG_REMOVE && chatty) { 12176 if (r == null) { 12177 r = new StringBuilder(256); 12178 } else { 12179 r.append(' '); 12180 } 12181 r.append(a.info.name); 12182 } 12183 } 12184 if (r != null) { 12185 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12186 } 12187 12188 r = null; 12189 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12190 // Only system apps can hold shared libraries. 12191 if (pkg.libraryNames != null) { 12192 for (i = 0; i < pkg.libraryNames.size(); i++) { 12193 String name = pkg.libraryNames.get(i); 12194 if (removeSharedLibraryLPw(name, 0)) { 12195 if (DEBUG_REMOVE && chatty) { 12196 if (r == null) { 12197 r = new StringBuilder(256); 12198 } else { 12199 r.append(' '); 12200 } 12201 r.append(name); 12202 } 12203 } 12204 } 12205 } 12206 } 12207 12208 r = null; 12209 12210 // Any package can hold static shared libraries. 12211 if (pkg.staticSharedLibName != null) { 12212 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12213 if (DEBUG_REMOVE && chatty) { 12214 if (r == null) { 12215 r = new StringBuilder(256); 12216 } else { 12217 r.append(' '); 12218 } 12219 r.append(pkg.staticSharedLibName); 12220 } 12221 } 12222 } 12223 12224 if (r != null) { 12225 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12226 } 12227 } 12228 12229 12230 final class ActivityIntentResolver 12231 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12232 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12233 boolean defaultOnly, int userId) { 12234 if (!sUserManager.exists(userId)) return null; 12235 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12236 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12237 } 12238 12239 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12240 int userId) { 12241 if (!sUserManager.exists(userId)) return null; 12242 mFlags = flags; 12243 return super.queryIntent(intent, resolvedType, 12244 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12245 userId); 12246 } 12247 12248 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12249 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12250 if (!sUserManager.exists(userId)) return null; 12251 if (packageActivities == null) { 12252 return null; 12253 } 12254 mFlags = flags; 12255 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12256 final int N = packageActivities.size(); 12257 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12258 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12259 12260 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12261 for (int i = 0; i < N; ++i) { 12262 intentFilters = packageActivities.get(i).intents; 12263 if (intentFilters != null && intentFilters.size() > 0) { 12264 PackageParser.ActivityIntentInfo[] array = 12265 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12266 intentFilters.toArray(array); 12267 listCut.add(array); 12268 } 12269 } 12270 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12271 } 12272 12273 /** 12274 * Finds a privileged activity that matches the specified activity names. 12275 */ 12276 private PackageParser.Activity findMatchingActivity( 12277 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12278 for (PackageParser.Activity sysActivity : activityList) { 12279 if (sysActivity.info.name.equals(activityInfo.name)) { 12280 return sysActivity; 12281 } 12282 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12283 return sysActivity; 12284 } 12285 if (sysActivity.info.targetActivity != null) { 12286 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12287 return sysActivity; 12288 } 12289 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12290 return sysActivity; 12291 } 12292 } 12293 } 12294 return null; 12295 } 12296 12297 public class IterGenerator<E> { 12298 public Iterator<E> generate(ActivityIntentInfo info) { 12299 return null; 12300 } 12301 } 12302 12303 public class ActionIterGenerator extends IterGenerator<String> { 12304 @Override 12305 public Iterator<String> generate(ActivityIntentInfo info) { 12306 return info.actionsIterator(); 12307 } 12308 } 12309 12310 public class CategoriesIterGenerator extends IterGenerator<String> { 12311 @Override 12312 public Iterator<String> generate(ActivityIntentInfo info) { 12313 return info.categoriesIterator(); 12314 } 12315 } 12316 12317 public class SchemesIterGenerator extends IterGenerator<String> { 12318 @Override 12319 public Iterator<String> generate(ActivityIntentInfo info) { 12320 return info.schemesIterator(); 12321 } 12322 } 12323 12324 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12325 @Override 12326 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12327 return info.authoritiesIterator(); 12328 } 12329 } 12330 12331 /** 12332 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12333 * MODIFIED. Do not pass in a list that should not be changed. 12334 */ 12335 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12336 IterGenerator<T> generator, Iterator<T> searchIterator) { 12337 // loop through the set of actions; every one must be found in the intent filter 12338 while (searchIterator.hasNext()) { 12339 // we must have at least one filter in the list to consider a match 12340 if (intentList.size() == 0) { 12341 break; 12342 } 12343 12344 final T searchAction = searchIterator.next(); 12345 12346 // loop through the set of intent filters 12347 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12348 while (intentIter.hasNext()) { 12349 final ActivityIntentInfo intentInfo = intentIter.next(); 12350 boolean selectionFound = false; 12351 12352 // loop through the intent filter's selection criteria; at least one 12353 // of them must match the searched criteria 12354 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12355 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12356 final T intentSelection = intentSelectionIter.next(); 12357 if (intentSelection != null && intentSelection.equals(searchAction)) { 12358 selectionFound = true; 12359 break; 12360 } 12361 } 12362 12363 // the selection criteria wasn't found in this filter's set; this filter 12364 // is not a potential match 12365 if (!selectionFound) { 12366 intentIter.remove(); 12367 } 12368 } 12369 } 12370 } 12371 12372 private boolean isProtectedAction(ActivityIntentInfo filter) { 12373 final Iterator<String> actionsIter = filter.actionsIterator(); 12374 while (actionsIter != null && actionsIter.hasNext()) { 12375 final String filterAction = actionsIter.next(); 12376 if (PROTECTED_ACTIONS.contains(filterAction)) { 12377 return true; 12378 } 12379 } 12380 return false; 12381 } 12382 12383 /** 12384 * Adjusts the priority of the given intent filter according to policy. 12385 * <p> 12386 * <ul> 12387 * <li>The priority for non privileged applications is capped to '0'</li> 12388 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12389 * <li>The priority for unbundled updates to privileged applications is capped to the 12390 * priority defined on the system partition</li> 12391 * </ul> 12392 * <p> 12393 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12394 * allowed to obtain any priority on any action. 12395 */ 12396 private void adjustPriority( 12397 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12398 // nothing to do; priority is fine as-is 12399 if (intent.getPriority() <= 0) { 12400 return; 12401 } 12402 12403 final ActivityInfo activityInfo = intent.activity.info; 12404 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12405 12406 final boolean privilegedApp = 12407 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12408 if (!privilegedApp) { 12409 // non-privileged applications can never define a priority >0 12410 if (DEBUG_FILTERS) { 12411 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12412 + " package: " + applicationInfo.packageName 12413 + " activity: " + intent.activity.className 12414 + " origPrio: " + intent.getPriority()); 12415 } 12416 intent.setPriority(0); 12417 return; 12418 } 12419 12420 if (systemActivities == null) { 12421 // the system package is not disabled; we're parsing the system partition 12422 if (isProtectedAction(intent)) { 12423 if (mDeferProtectedFilters) { 12424 // We can't deal with these just yet. No component should ever obtain a 12425 // >0 priority for a protected actions, with ONE exception -- the setup 12426 // wizard. The setup wizard, however, cannot be known until we're able to 12427 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12428 // until all intent filters have been processed. Chicken, meet egg. 12429 // Let the filter temporarily have a high priority and rectify the 12430 // priorities after all system packages have been scanned. 12431 mProtectedFilters.add(intent); 12432 if (DEBUG_FILTERS) { 12433 Slog.i(TAG, "Protected action; save for later;" 12434 + " package: " + applicationInfo.packageName 12435 + " activity: " + intent.activity.className 12436 + " origPrio: " + intent.getPriority()); 12437 } 12438 return; 12439 } else { 12440 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12441 Slog.i(TAG, "No setup wizard;" 12442 + " All protected intents capped to priority 0"); 12443 } 12444 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12445 if (DEBUG_FILTERS) { 12446 Slog.i(TAG, "Found setup wizard;" 12447 + " allow priority " + intent.getPriority() + ";" 12448 + " package: " + intent.activity.info.packageName 12449 + " activity: " + intent.activity.className 12450 + " priority: " + intent.getPriority()); 12451 } 12452 // setup wizard gets whatever it wants 12453 return; 12454 } 12455 if (DEBUG_FILTERS) { 12456 Slog.i(TAG, "Protected action; cap priority to 0;" 12457 + " package: " + intent.activity.info.packageName 12458 + " activity: " + intent.activity.className 12459 + " origPrio: " + intent.getPriority()); 12460 } 12461 intent.setPriority(0); 12462 return; 12463 } 12464 } 12465 // privileged apps on the system image get whatever priority they request 12466 return; 12467 } 12468 12469 // privileged app unbundled update ... try to find the same activity 12470 final PackageParser.Activity foundActivity = 12471 findMatchingActivity(systemActivities, activityInfo); 12472 if (foundActivity == null) { 12473 // this is a new activity; it cannot obtain >0 priority 12474 if (DEBUG_FILTERS) { 12475 Slog.i(TAG, "New activity; cap priority to 0;" 12476 + " package: " + applicationInfo.packageName 12477 + " activity: " + intent.activity.className 12478 + " origPrio: " + intent.getPriority()); 12479 } 12480 intent.setPriority(0); 12481 return; 12482 } 12483 12484 // found activity, now check for filter equivalence 12485 12486 // a shallow copy is enough; we modify the list, not its contents 12487 final List<ActivityIntentInfo> intentListCopy = 12488 new ArrayList<>(foundActivity.intents); 12489 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12490 12491 // find matching action subsets 12492 final Iterator<String> actionsIterator = intent.actionsIterator(); 12493 if (actionsIterator != null) { 12494 getIntentListSubset( 12495 intentListCopy, new ActionIterGenerator(), actionsIterator); 12496 if (intentListCopy.size() == 0) { 12497 // no more intents to match; we're not equivalent 12498 if (DEBUG_FILTERS) { 12499 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12500 + " package: " + applicationInfo.packageName 12501 + " activity: " + intent.activity.className 12502 + " origPrio: " + intent.getPriority()); 12503 } 12504 intent.setPriority(0); 12505 return; 12506 } 12507 } 12508 12509 // find matching category subsets 12510 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12511 if (categoriesIterator != null) { 12512 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12513 categoriesIterator); 12514 if (intentListCopy.size() == 0) { 12515 // no more intents to match; we're not equivalent 12516 if (DEBUG_FILTERS) { 12517 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12518 + " package: " + applicationInfo.packageName 12519 + " activity: " + intent.activity.className 12520 + " origPrio: " + intent.getPriority()); 12521 } 12522 intent.setPriority(0); 12523 return; 12524 } 12525 } 12526 12527 // find matching schemes subsets 12528 final Iterator<String> schemesIterator = intent.schemesIterator(); 12529 if (schemesIterator != null) { 12530 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12531 schemesIterator); 12532 if (intentListCopy.size() == 0) { 12533 // no more intents to match; we're not equivalent 12534 if (DEBUG_FILTERS) { 12535 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12536 + " package: " + applicationInfo.packageName 12537 + " activity: " + intent.activity.className 12538 + " origPrio: " + intent.getPriority()); 12539 } 12540 intent.setPriority(0); 12541 return; 12542 } 12543 } 12544 12545 // find matching authorities subsets 12546 final Iterator<IntentFilter.AuthorityEntry> 12547 authoritiesIterator = intent.authoritiesIterator(); 12548 if (authoritiesIterator != null) { 12549 getIntentListSubset(intentListCopy, 12550 new AuthoritiesIterGenerator(), 12551 authoritiesIterator); 12552 if (intentListCopy.size() == 0) { 12553 // no more intents to match; we're not equivalent 12554 if (DEBUG_FILTERS) { 12555 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12556 + " package: " + applicationInfo.packageName 12557 + " activity: " + intent.activity.className 12558 + " origPrio: " + intent.getPriority()); 12559 } 12560 intent.setPriority(0); 12561 return; 12562 } 12563 } 12564 12565 // we found matching filter(s); app gets the max priority of all intents 12566 int cappedPriority = 0; 12567 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12568 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12569 } 12570 if (intent.getPriority() > cappedPriority) { 12571 if (DEBUG_FILTERS) { 12572 Slog.i(TAG, "Found matching filter(s);" 12573 + " cap priority to " + cappedPriority + ";" 12574 + " package: " + applicationInfo.packageName 12575 + " activity: " + intent.activity.className 12576 + " origPrio: " + intent.getPriority()); 12577 } 12578 intent.setPriority(cappedPriority); 12579 return; 12580 } 12581 // all this for nothing; the requested priority was <= what was on the system 12582 } 12583 12584 public final void addActivity(PackageParser.Activity a, String type) { 12585 mActivities.put(a.getComponentName(), a); 12586 if (DEBUG_SHOW_INFO) 12587 Log.v( 12588 TAG, " " + type + " " + 12589 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12590 if (DEBUG_SHOW_INFO) 12591 Log.v(TAG, " Class=" + a.info.name); 12592 final int NI = a.intents.size(); 12593 for (int j=0; j<NI; j++) { 12594 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12595 if ("activity".equals(type)) { 12596 final PackageSetting ps = 12597 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12598 final List<PackageParser.Activity> systemActivities = 12599 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12600 adjustPriority(systemActivities, intent); 12601 } 12602 if (DEBUG_SHOW_INFO) { 12603 Log.v(TAG, " IntentFilter:"); 12604 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12605 } 12606 if (!intent.debugCheck()) { 12607 Log.w(TAG, "==> For Activity " + a.info.name); 12608 } 12609 addFilter(intent); 12610 } 12611 } 12612 12613 public final void removeActivity(PackageParser.Activity a, String type) { 12614 mActivities.remove(a.getComponentName()); 12615 if (DEBUG_SHOW_INFO) { 12616 Log.v(TAG, " " + type + " " 12617 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12618 : a.info.name) + ":"); 12619 Log.v(TAG, " Class=" + a.info.name); 12620 } 12621 final int NI = a.intents.size(); 12622 for (int j=0; j<NI; j++) { 12623 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12624 if (DEBUG_SHOW_INFO) { 12625 Log.v(TAG, " IntentFilter:"); 12626 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12627 } 12628 removeFilter(intent); 12629 } 12630 } 12631 12632 @Override 12633 protected boolean allowFilterResult( 12634 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12635 ActivityInfo filterAi = filter.activity.info; 12636 for (int i=dest.size()-1; i>=0; i--) { 12637 ActivityInfo destAi = dest.get(i).activityInfo; 12638 if (destAi.name == filterAi.name 12639 && destAi.packageName == filterAi.packageName) { 12640 return false; 12641 } 12642 } 12643 return true; 12644 } 12645 12646 @Override 12647 protected ActivityIntentInfo[] newArray(int size) { 12648 return new ActivityIntentInfo[size]; 12649 } 12650 12651 @Override 12652 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12653 if (!sUserManager.exists(userId)) return true; 12654 PackageParser.Package p = filter.activity.owner; 12655 if (p != null) { 12656 PackageSetting ps = (PackageSetting)p.mExtras; 12657 if (ps != null) { 12658 // System apps are never considered stopped for purposes of 12659 // filtering, because there may be no way for the user to 12660 // actually re-launch them. 12661 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12662 && ps.getStopped(userId); 12663 } 12664 } 12665 return false; 12666 } 12667 12668 @Override 12669 protected boolean isPackageForFilter(String packageName, 12670 PackageParser.ActivityIntentInfo info) { 12671 return packageName.equals(info.activity.owner.packageName); 12672 } 12673 12674 @Override 12675 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12676 int match, int userId) { 12677 if (!sUserManager.exists(userId)) return null; 12678 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12679 return null; 12680 } 12681 final PackageParser.Activity activity = info.activity; 12682 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12683 if (ps == null) { 12684 return null; 12685 } 12686 final PackageUserState userState = ps.readUserState(userId); 12687 ActivityInfo ai = 12688 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12689 if (ai == null) { 12690 return null; 12691 } 12692 final boolean matchExplicitlyVisibleOnly = 12693 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12694 final boolean matchVisibleToInstantApp = 12695 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12696 final boolean componentVisible = 12697 matchVisibleToInstantApp 12698 && info.isVisibleToInstantApp() 12699 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12700 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12701 // throw out filters that aren't visible to ephemeral apps 12702 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12703 return null; 12704 } 12705 // throw out instant app filters if we're not explicitly requesting them 12706 if (!matchInstantApp && userState.instantApp) { 12707 return null; 12708 } 12709 // throw out instant app filters if updates are available; will trigger 12710 // instant app resolution 12711 if (userState.instantApp && ps.isUpdateAvailable()) { 12712 return null; 12713 } 12714 final ResolveInfo res = new ResolveInfo(); 12715 res.activityInfo = ai; 12716 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12717 res.filter = info; 12718 } 12719 if (info != null) { 12720 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12721 } 12722 res.priority = info.getPriority(); 12723 res.preferredOrder = activity.owner.mPreferredOrder; 12724 //System.out.println("Result: " + res.activityInfo.className + 12725 // " = " + res.priority); 12726 res.match = match; 12727 res.isDefault = info.hasDefault; 12728 res.labelRes = info.labelRes; 12729 res.nonLocalizedLabel = info.nonLocalizedLabel; 12730 if (userNeedsBadging(userId)) { 12731 res.noResourceId = true; 12732 } else { 12733 res.icon = info.icon; 12734 } 12735 res.iconResourceId = info.icon; 12736 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12737 res.isInstantAppAvailable = userState.instantApp; 12738 return res; 12739 } 12740 12741 @Override 12742 protected void sortResults(List<ResolveInfo> results) { 12743 Collections.sort(results, mResolvePrioritySorter); 12744 } 12745 12746 @Override 12747 protected void dumpFilter(PrintWriter out, String prefix, 12748 PackageParser.ActivityIntentInfo filter) { 12749 out.print(prefix); out.print( 12750 Integer.toHexString(System.identityHashCode(filter.activity))); 12751 out.print(' '); 12752 filter.activity.printComponentShortName(out); 12753 out.print(" filter "); 12754 out.println(Integer.toHexString(System.identityHashCode(filter))); 12755 } 12756 12757 @Override 12758 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12759 return filter.activity; 12760 } 12761 12762 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12763 PackageParser.Activity activity = (PackageParser.Activity)label; 12764 out.print(prefix); out.print( 12765 Integer.toHexString(System.identityHashCode(activity))); 12766 out.print(' '); 12767 activity.printComponentShortName(out); 12768 if (count > 1) { 12769 out.print(" ("); out.print(count); out.print(" filters)"); 12770 } 12771 out.println(); 12772 } 12773 12774 // Keys are String (activity class name), values are Activity. 12775 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12776 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12777 private int mFlags; 12778 } 12779 12780 private final class ServiceIntentResolver 12781 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12782 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12783 boolean defaultOnly, int userId) { 12784 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12785 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12786 } 12787 12788 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12789 int userId) { 12790 if (!sUserManager.exists(userId)) return null; 12791 mFlags = flags; 12792 return super.queryIntent(intent, resolvedType, 12793 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12794 userId); 12795 } 12796 12797 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12798 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12799 if (!sUserManager.exists(userId)) return null; 12800 if (packageServices == null) { 12801 return null; 12802 } 12803 mFlags = flags; 12804 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12805 final int N = packageServices.size(); 12806 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12807 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12808 12809 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12810 for (int i = 0; i < N; ++i) { 12811 intentFilters = packageServices.get(i).intents; 12812 if (intentFilters != null && intentFilters.size() > 0) { 12813 PackageParser.ServiceIntentInfo[] array = 12814 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12815 intentFilters.toArray(array); 12816 listCut.add(array); 12817 } 12818 } 12819 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12820 } 12821 12822 public final void addService(PackageParser.Service s) { 12823 mServices.put(s.getComponentName(), s); 12824 if (DEBUG_SHOW_INFO) { 12825 Log.v(TAG, " " 12826 + (s.info.nonLocalizedLabel != null 12827 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12828 Log.v(TAG, " Class=" + s.info.name); 12829 } 12830 final int NI = s.intents.size(); 12831 int j; 12832 for (j=0; j<NI; j++) { 12833 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12834 if (DEBUG_SHOW_INFO) { 12835 Log.v(TAG, " IntentFilter:"); 12836 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12837 } 12838 if (!intent.debugCheck()) { 12839 Log.w(TAG, "==> For Service " + s.info.name); 12840 } 12841 addFilter(intent); 12842 } 12843 } 12844 12845 public final void removeService(PackageParser.Service s) { 12846 mServices.remove(s.getComponentName()); 12847 if (DEBUG_SHOW_INFO) { 12848 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12849 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12850 Log.v(TAG, " Class=" + s.info.name); 12851 } 12852 final int NI = s.intents.size(); 12853 int j; 12854 for (j=0; j<NI; j++) { 12855 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12856 if (DEBUG_SHOW_INFO) { 12857 Log.v(TAG, " IntentFilter:"); 12858 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12859 } 12860 removeFilter(intent); 12861 } 12862 } 12863 12864 @Override 12865 protected boolean allowFilterResult( 12866 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12867 ServiceInfo filterSi = filter.service.info; 12868 for (int i=dest.size()-1; i>=0; i--) { 12869 ServiceInfo destAi = dest.get(i).serviceInfo; 12870 if (destAi.name == filterSi.name 12871 && destAi.packageName == filterSi.packageName) { 12872 return false; 12873 } 12874 } 12875 return true; 12876 } 12877 12878 @Override 12879 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12880 return new PackageParser.ServiceIntentInfo[size]; 12881 } 12882 12883 @Override 12884 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12885 if (!sUserManager.exists(userId)) return true; 12886 PackageParser.Package p = filter.service.owner; 12887 if (p != null) { 12888 PackageSetting ps = (PackageSetting)p.mExtras; 12889 if (ps != null) { 12890 // System apps are never considered stopped for purposes of 12891 // filtering, because there may be no way for the user to 12892 // actually re-launch them. 12893 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12894 && ps.getStopped(userId); 12895 } 12896 } 12897 return false; 12898 } 12899 12900 @Override 12901 protected boolean isPackageForFilter(String packageName, 12902 PackageParser.ServiceIntentInfo info) { 12903 return packageName.equals(info.service.owner.packageName); 12904 } 12905 12906 @Override 12907 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12908 int match, int userId) { 12909 if (!sUserManager.exists(userId)) return null; 12910 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12911 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12912 return null; 12913 } 12914 final PackageParser.Service service = info.service; 12915 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12916 if (ps == null) { 12917 return null; 12918 } 12919 final PackageUserState userState = ps.readUserState(userId); 12920 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12921 userState, userId); 12922 if (si == null) { 12923 return null; 12924 } 12925 final boolean matchVisibleToInstantApp = 12926 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12927 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12928 // throw out filters that aren't visible to ephemeral apps 12929 if (matchVisibleToInstantApp 12930 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12931 return null; 12932 } 12933 // throw out ephemeral filters if we're not explicitly requesting them 12934 if (!isInstantApp && userState.instantApp) { 12935 return null; 12936 } 12937 // throw out instant app filters if updates are available; will trigger 12938 // instant app resolution 12939 if (userState.instantApp && ps.isUpdateAvailable()) { 12940 return null; 12941 } 12942 final ResolveInfo res = new ResolveInfo(); 12943 res.serviceInfo = si; 12944 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12945 res.filter = filter; 12946 } 12947 res.priority = info.getPriority(); 12948 res.preferredOrder = service.owner.mPreferredOrder; 12949 res.match = match; 12950 res.isDefault = info.hasDefault; 12951 res.labelRes = info.labelRes; 12952 res.nonLocalizedLabel = info.nonLocalizedLabel; 12953 res.icon = info.icon; 12954 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12955 return res; 12956 } 12957 12958 @Override 12959 protected void sortResults(List<ResolveInfo> results) { 12960 Collections.sort(results, mResolvePrioritySorter); 12961 } 12962 12963 @Override 12964 protected void dumpFilter(PrintWriter out, String prefix, 12965 PackageParser.ServiceIntentInfo filter) { 12966 out.print(prefix); out.print( 12967 Integer.toHexString(System.identityHashCode(filter.service))); 12968 out.print(' '); 12969 filter.service.printComponentShortName(out); 12970 out.print(" filter "); 12971 out.print(Integer.toHexString(System.identityHashCode(filter))); 12972 if (filter.service.info.permission != null) { 12973 out.print(" permission "); out.println(filter.service.info.permission); 12974 } else { 12975 out.println(); 12976 } 12977 } 12978 12979 @Override 12980 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12981 return filter.service; 12982 } 12983 12984 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12985 PackageParser.Service service = (PackageParser.Service)label; 12986 out.print(prefix); out.print( 12987 Integer.toHexString(System.identityHashCode(service))); 12988 out.print(' '); 12989 service.printComponentShortName(out); 12990 if (count > 1) { 12991 out.print(" ("); out.print(count); out.print(" filters)"); 12992 } 12993 out.println(); 12994 } 12995 12996// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12997// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12998// final List<ResolveInfo> retList = Lists.newArrayList(); 12999// while (i.hasNext()) { 13000// final ResolveInfo resolveInfo = (ResolveInfo) i; 13001// if (isEnabledLP(resolveInfo.serviceInfo)) { 13002// retList.add(resolveInfo); 13003// } 13004// } 13005// return retList; 13006// } 13007 13008 // Keys are String (activity class name), values are Activity. 13009 private final ArrayMap<ComponentName, PackageParser.Service> mServices 13010 = new ArrayMap<ComponentName, PackageParser.Service>(); 13011 private int mFlags; 13012 } 13013 13014 private final class ProviderIntentResolver 13015 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 13016 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13017 boolean defaultOnly, int userId) { 13018 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13019 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13020 } 13021 13022 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13023 int userId) { 13024 if (!sUserManager.exists(userId)) 13025 return null; 13026 mFlags = flags; 13027 return super.queryIntent(intent, resolvedType, 13028 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13029 userId); 13030 } 13031 13032 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13033 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 13034 if (!sUserManager.exists(userId)) 13035 return null; 13036 if (packageProviders == null) { 13037 return null; 13038 } 13039 mFlags = flags; 13040 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 13041 final int N = packageProviders.size(); 13042 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 13043 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 13044 13045 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 13046 for (int i = 0; i < N; ++i) { 13047 intentFilters = packageProviders.get(i).intents; 13048 if (intentFilters != null && intentFilters.size() > 0) { 13049 PackageParser.ProviderIntentInfo[] array = 13050 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 13051 intentFilters.toArray(array); 13052 listCut.add(array); 13053 } 13054 } 13055 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13056 } 13057 13058 public final void addProvider(PackageParser.Provider p) { 13059 if (mProviders.containsKey(p.getComponentName())) { 13060 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13061 return; 13062 } 13063 13064 mProviders.put(p.getComponentName(), p); 13065 if (DEBUG_SHOW_INFO) { 13066 Log.v(TAG, " " 13067 + (p.info.nonLocalizedLabel != null 13068 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13069 Log.v(TAG, " Class=" + p.info.name); 13070 } 13071 final int NI = p.intents.size(); 13072 int j; 13073 for (j = 0; j < NI; j++) { 13074 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13075 if (DEBUG_SHOW_INFO) { 13076 Log.v(TAG, " IntentFilter:"); 13077 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13078 } 13079 if (!intent.debugCheck()) { 13080 Log.w(TAG, "==> For Provider " + p.info.name); 13081 } 13082 addFilter(intent); 13083 } 13084 } 13085 13086 public final void removeProvider(PackageParser.Provider p) { 13087 mProviders.remove(p.getComponentName()); 13088 if (DEBUG_SHOW_INFO) { 13089 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13090 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13091 Log.v(TAG, " Class=" + p.info.name); 13092 } 13093 final int NI = p.intents.size(); 13094 int j; 13095 for (j = 0; j < NI; j++) { 13096 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13097 if (DEBUG_SHOW_INFO) { 13098 Log.v(TAG, " IntentFilter:"); 13099 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13100 } 13101 removeFilter(intent); 13102 } 13103 } 13104 13105 @Override 13106 protected boolean allowFilterResult( 13107 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13108 ProviderInfo filterPi = filter.provider.info; 13109 for (int i = dest.size() - 1; i >= 0; i--) { 13110 ProviderInfo destPi = dest.get(i).providerInfo; 13111 if (destPi.name == filterPi.name 13112 && destPi.packageName == filterPi.packageName) { 13113 return false; 13114 } 13115 } 13116 return true; 13117 } 13118 13119 @Override 13120 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13121 return new PackageParser.ProviderIntentInfo[size]; 13122 } 13123 13124 @Override 13125 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13126 if (!sUserManager.exists(userId)) 13127 return true; 13128 PackageParser.Package p = filter.provider.owner; 13129 if (p != null) { 13130 PackageSetting ps = (PackageSetting) p.mExtras; 13131 if (ps != null) { 13132 // System apps are never considered stopped for purposes of 13133 // filtering, because there may be no way for the user to 13134 // actually re-launch them. 13135 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13136 && ps.getStopped(userId); 13137 } 13138 } 13139 return false; 13140 } 13141 13142 @Override 13143 protected boolean isPackageForFilter(String packageName, 13144 PackageParser.ProviderIntentInfo info) { 13145 return packageName.equals(info.provider.owner.packageName); 13146 } 13147 13148 @Override 13149 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13150 int match, int userId) { 13151 if (!sUserManager.exists(userId)) 13152 return null; 13153 final PackageParser.ProviderIntentInfo info = filter; 13154 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13155 return null; 13156 } 13157 final PackageParser.Provider provider = info.provider; 13158 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13159 if (ps == null) { 13160 return null; 13161 } 13162 final PackageUserState userState = ps.readUserState(userId); 13163 final boolean matchVisibleToInstantApp = 13164 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13165 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13166 // throw out filters that aren't visible to instant applications 13167 if (matchVisibleToInstantApp 13168 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13169 return null; 13170 } 13171 // throw out instant application filters if we're not explicitly requesting them 13172 if (!isInstantApp && userState.instantApp) { 13173 return null; 13174 } 13175 // throw out instant application filters if updates are available; will trigger 13176 // instant application resolution 13177 if (userState.instantApp && ps.isUpdateAvailable()) { 13178 return null; 13179 } 13180 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13181 userState, userId); 13182 if (pi == null) { 13183 return null; 13184 } 13185 final ResolveInfo res = new ResolveInfo(); 13186 res.providerInfo = pi; 13187 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13188 res.filter = filter; 13189 } 13190 res.priority = info.getPriority(); 13191 res.preferredOrder = provider.owner.mPreferredOrder; 13192 res.match = match; 13193 res.isDefault = info.hasDefault; 13194 res.labelRes = info.labelRes; 13195 res.nonLocalizedLabel = info.nonLocalizedLabel; 13196 res.icon = info.icon; 13197 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13198 return res; 13199 } 13200 13201 @Override 13202 protected void sortResults(List<ResolveInfo> results) { 13203 Collections.sort(results, mResolvePrioritySorter); 13204 } 13205 13206 @Override 13207 protected void dumpFilter(PrintWriter out, String prefix, 13208 PackageParser.ProviderIntentInfo filter) { 13209 out.print(prefix); 13210 out.print( 13211 Integer.toHexString(System.identityHashCode(filter.provider))); 13212 out.print(' '); 13213 filter.provider.printComponentShortName(out); 13214 out.print(" filter "); 13215 out.println(Integer.toHexString(System.identityHashCode(filter))); 13216 } 13217 13218 @Override 13219 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13220 return filter.provider; 13221 } 13222 13223 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13224 PackageParser.Provider provider = (PackageParser.Provider)label; 13225 out.print(prefix); out.print( 13226 Integer.toHexString(System.identityHashCode(provider))); 13227 out.print(' '); 13228 provider.printComponentShortName(out); 13229 if (count > 1) { 13230 out.print(" ("); out.print(count); out.print(" filters)"); 13231 } 13232 out.println(); 13233 } 13234 13235 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13236 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13237 private int mFlags; 13238 } 13239 13240 static final class InstantAppIntentResolver 13241 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13242 AuxiliaryResolveInfo.AuxiliaryFilter> { 13243 /** 13244 * The result that has the highest defined order. Ordering applies on a 13245 * per-package basis. Mapping is from package name to Pair of order and 13246 * EphemeralResolveInfo. 13247 * <p> 13248 * NOTE: This is implemented as a field variable for convenience and efficiency. 13249 * By having a field variable, we're able to track filter ordering as soon as 13250 * a non-zero order is defined. Otherwise, multiple loops across the result set 13251 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13252 * this needs to be contained entirely within {@link #filterResults}. 13253 */ 13254 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13255 13256 @Override 13257 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13258 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13259 } 13260 13261 @Override 13262 protected boolean isPackageForFilter(String packageName, 13263 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13264 return true; 13265 } 13266 13267 @Override 13268 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13269 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13270 if (!sUserManager.exists(userId)) { 13271 return null; 13272 } 13273 final String packageName = responseObj.resolveInfo.getPackageName(); 13274 final Integer order = responseObj.getOrder(); 13275 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13276 mOrderResult.get(packageName); 13277 // ordering is enabled and this item's order isn't high enough 13278 if (lastOrderResult != null && lastOrderResult.first >= order) { 13279 return null; 13280 } 13281 final InstantAppResolveInfo res = responseObj.resolveInfo; 13282 if (order > 0) { 13283 // non-zero order, enable ordering 13284 mOrderResult.put(packageName, new Pair<>(order, res)); 13285 } 13286 return responseObj; 13287 } 13288 13289 @Override 13290 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13291 // only do work if ordering is enabled [most of the time it won't be] 13292 if (mOrderResult.size() == 0) { 13293 return; 13294 } 13295 int resultSize = results.size(); 13296 for (int i = 0; i < resultSize; i++) { 13297 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13298 final String packageName = info.getPackageName(); 13299 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13300 if (savedInfo == null) { 13301 // package doesn't having ordering 13302 continue; 13303 } 13304 if (savedInfo.second == info) { 13305 // circled back to the highest ordered item; remove from order list 13306 mOrderResult.remove(packageName); 13307 if (mOrderResult.size() == 0) { 13308 // no more ordered items 13309 break; 13310 } 13311 continue; 13312 } 13313 // item has a worse order, remove it from the result list 13314 results.remove(i); 13315 resultSize--; 13316 i--; 13317 } 13318 } 13319 } 13320 13321 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13322 new Comparator<ResolveInfo>() { 13323 public int compare(ResolveInfo r1, ResolveInfo r2) { 13324 int v1 = r1.priority; 13325 int v2 = r2.priority; 13326 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13327 if (v1 != v2) { 13328 return (v1 > v2) ? -1 : 1; 13329 } 13330 v1 = r1.preferredOrder; 13331 v2 = r2.preferredOrder; 13332 if (v1 != v2) { 13333 return (v1 > v2) ? -1 : 1; 13334 } 13335 if (r1.isDefault != r2.isDefault) { 13336 return r1.isDefault ? -1 : 1; 13337 } 13338 v1 = r1.match; 13339 v2 = r2.match; 13340 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13341 if (v1 != v2) { 13342 return (v1 > v2) ? -1 : 1; 13343 } 13344 if (r1.system != r2.system) { 13345 return r1.system ? -1 : 1; 13346 } 13347 if (r1.activityInfo != null) { 13348 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13349 } 13350 if (r1.serviceInfo != null) { 13351 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13352 } 13353 if (r1.providerInfo != null) { 13354 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13355 } 13356 return 0; 13357 } 13358 }; 13359 13360 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13361 new Comparator<ProviderInfo>() { 13362 public int compare(ProviderInfo p1, ProviderInfo p2) { 13363 final int v1 = p1.initOrder; 13364 final int v2 = p2.initOrder; 13365 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13366 } 13367 }; 13368 13369 @Override 13370 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13371 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13372 final int[] userIds, int[] instantUserIds) { 13373 mHandler.post(new Runnable() { 13374 @Override 13375 public void run() { 13376 try { 13377 final IActivityManager am = ActivityManager.getService(); 13378 if (am == null) return; 13379 final int[] resolvedUserIds; 13380 if (userIds == null) { 13381 resolvedUserIds = am.getRunningUserIds(); 13382 } else { 13383 resolvedUserIds = userIds; 13384 } 13385 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13386 resolvedUserIds, false); 13387 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13388 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13389 instantUserIds, true); 13390 } 13391 } catch (RemoteException ex) { 13392 } 13393 } 13394 }); 13395 } 13396 13397 @Override 13398 public void notifyPackageAdded(String packageName) { 13399 final PackageListObserver[] observers; 13400 synchronized (mPackages) { 13401 if (mPackageListObservers.size() == 0) { 13402 return; 13403 } 13404 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13405 } 13406 for (int i = observers.length - 1; i >= 0; --i) { 13407 observers[i].onPackageAdded(packageName); 13408 } 13409 } 13410 13411 @Override 13412 public void notifyPackageRemoved(String packageName) { 13413 final PackageListObserver[] observers; 13414 synchronized (mPackages) { 13415 if (mPackageListObservers.size() == 0) { 13416 return; 13417 } 13418 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13419 } 13420 for (int i = observers.length - 1; i >= 0; --i) { 13421 observers[i].onPackageRemoved(packageName); 13422 } 13423 } 13424 13425 /** 13426 * Sends a broadcast for the given action. 13427 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13428 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13429 * the system and applications allowed to see instant applications to receive package 13430 * lifecycle events for instant applications. 13431 */ 13432 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13433 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13434 int[] userIds, boolean isInstantApp) 13435 throws RemoteException { 13436 for (int id : userIds) { 13437 final Intent intent = new Intent(action, 13438 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13439 final String[] requiredPermissions = 13440 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13441 if (extras != null) { 13442 intent.putExtras(extras); 13443 } 13444 if (targetPkg != null) { 13445 intent.setPackage(targetPkg); 13446 } 13447 // Modify the UID when posting to other users 13448 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13449 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13450 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13451 intent.putExtra(Intent.EXTRA_UID, uid); 13452 } 13453 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13454 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13455 if (DEBUG_BROADCASTS) { 13456 RuntimeException here = new RuntimeException("here"); 13457 here.fillInStackTrace(); 13458 Slog.d(TAG, "Sending to user " + id + ": " 13459 + intent.toShortString(false, true, false, false) 13460 + " " + intent.getExtras(), here); 13461 } 13462 am.broadcastIntent(null, intent, null, finishedReceiver, 13463 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13464 null, finishedReceiver != null, false, id); 13465 } 13466 } 13467 13468 /** 13469 * Check if the external storage media is available. This is true if there 13470 * is a mounted external storage medium or if the external storage is 13471 * emulated. 13472 */ 13473 private boolean isExternalMediaAvailable() { 13474 return mMediaMounted || Environment.isExternalStorageEmulated(); 13475 } 13476 13477 @Override 13478 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13479 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13480 return null; 13481 } 13482 if (!isExternalMediaAvailable()) { 13483 // If the external storage is no longer mounted at this point, 13484 // the caller may not have been able to delete all of this 13485 // packages files and can not delete any more. Bail. 13486 return null; 13487 } 13488 synchronized (mPackages) { 13489 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13490 if (lastPackage != null) { 13491 pkgs.remove(lastPackage); 13492 } 13493 if (pkgs.size() > 0) { 13494 return pkgs.get(0); 13495 } 13496 } 13497 return null; 13498 } 13499 13500 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13501 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13502 userId, andCode ? 1 : 0, packageName); 13503 if (mSystemReady) { 13504 msg.sendToTarget(); 13505 } else { 13506 if (mPostSystemReadyMessages == null) { 13507 mPostSystemReadyMessages = new ArrayList<>(); 13508 } 13509 mPostSystemReadyMessages.add(msg); 13510 } 13511 } 13512 13513 void startCleaningPackages() { 13514 // reader 13515 if (!isExternalMediaAvailable()) { 13516 return; 13517 } 13518 synchronized (mPackages) { 13519 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13520 return; 13521 } 13522 } 13523 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13524 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13525 IActivityManager am = ActivityManager.getService(); 13526 if (am != null) { 13527 int dcsUid = -1; 13528 synchronized (mPackages) { 13529 if (!mDefaultContainerWhitelisted) { 13530 mDefaultContainerWhitelisted = true; 13531 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13532 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13533 } 13534 } 13535 try { 13536 if (dcsUid > 0) { 13537 am.backgroundWhitelistUid(dcsUid); 13538 } 13539 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13540 UserHandle.USER_SYSTEM); 13541 } catch (RemoteException e) { 13542 } 13543 } 13544 } 13545 13546 /** 13547 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13548 * it is acting on behalf on an enterprise or the user). 13549 * 13550 * Note that the ordering of the conditionals in this method is important. The checks we perform 13551 * are as follows, in this order: 13552 * 13553 * 1) If the install is being performed by a system app, we can trust the app to have set the 13554 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13555 * what it is. 13556 * 2) If the install is being performed by a device or profile owner app, the install reason 13557 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13558 * set the install reason correctly. If the app targets an older SDK version where install 13559 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13560 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13561 * 3) In all other cases, the install is being performed by a regular app that is neither part 13562 * of the system nor a device or profile owner. We have no reason to believe that this app is 13563 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13564 * set to enterprise policy and if so, change it to unknown instead. 13565 */ 13566 private int fixUpInstallReason(String installerPackageName, int installerUid, 13567 int installReason) { 13568 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13569 == PERMISSION_GRANTED) { 13570 // If the install is being performed by a system app, we trust that app to have set the 13571 // install reason correctly. 13572 return installReason; 13573 } 13574 13575 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13576 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13577 if (dpm != null) { 13578 ComponentName owner = null; 13579 try { 13580 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13581 if (owner == null) { 13582 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13583 } 13584 } catch (RemoteException e) { 13585 } 13586 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13587 // If the install is being performed by a device or profile owner, the install 13588 // reason should be enterprise policy. 13589 return PackageManager.INSTALL_REASON_POLICY; 13590 } 13591 } 13592 13593 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13594 // If the install is being performed by a regular app (i.e. neither system app nor 13595 // device or profile owner), we have no reason to believe that the app is acting on 13596 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13597 // change it to unknown instead. 13598 return PackageManager.INSTALL_REASON_UNKNOWN; 13599 } 13600 13601 // If the install is being performed by a regular app and the install reason was set to any 13602 // value but enterprise policy, leave the install reason unchanged. 13603 return installReason; 13604 } 13605 13606 void installStage(String packageName, File stagedDir, 13607 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13608 String installerPackageName, int installerUid, UserHandle user, 13609 PackageParser.SigningDetails signingDetails) { 13610 if (DEBUG_INSTANT) { 13611 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13612 Slog.d(TAG, "Ephemeral install of " + packageName); 13613 } 13614 } 13615 final VerificationInfo verificationInfo = new VerificationInfo( 13616 sessionParams.originatingUri, sessionParams.referrerUri, 13617 sessionParams.originatingUid, installerUid); 13618 13619 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13620 13621 final Message msg = mHandler.obtainMessage(INIT_COPY); 13622 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13623 sessionParams.installReason); 13624 final InstallParams params = new InstallParams(origin, null, observer, 13625 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13626 verificationInfo, user, sessionParams.abiOverride, 13627 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13628 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13629 msg.obj = params; 13630 13631 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13632 System.identityHashCode(msg.obj)); 13633 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13634 System.identityHashCode(msg.obj)); 13635 13636 mHandler.sendMessage(msg); 13637 } 13638 13639 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13640 int userId) { 13641 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13642 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13643 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13644 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13645 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13646 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13647 13648 // Send a session commit broadcast 13649 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13650 info.installReason = pkgSetting.getInstallReason(userId); 13651 info.appPackageName = packageName; 13652 sendSessionCommitBroadcast(info, userId); 13653 } 13654 13655 @Override 13656 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13657 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13658 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13659 return; 13660 } 13661 Bundle extras = new Bundle(1); 13662 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13663 final int uid = UserHandle.getUid( 13664 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13665 extras.putInt(Intent.EXTRA_UID, uid); 13666 13667 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13668 packageName, extras, 0, null, null, userIds, instantUserIds); 13669 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13670 mHandler.post(() -> { 13671 for (int userId : userIds) { 13672 sendBootCompletedBroadcastToSystemApp( 13673 packageName, includeStopped, userId); 13674 } 13675 } 13676 ); 13677 } 13678 } 13679 13680 /** 13681 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13682 * automatically without needing an explicit launch. 13683 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13684 */ 13685 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13686 int userId) { 13687 // If user is not running, the app didn't miss any broadcast 13688 if (!mUserManagerInternal.isUserRunning(userId)) { 13689 return; 13690 } 13691 final IActivityManager am = ActivityManager.getService(); 13692 try { 13693 // Deliver LOCKED_BOOT_COMPLETED first 13694 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13695 .setPackage(packageName); 13696 if (includeStopped) { 13697 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13698 } 13699 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13700 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13701 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13702 13703 // Deliver BOOT_COMPLETED only if user is unlocked 13704 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13705 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13706 if (includeStopped) { 13707 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13708 } 13709 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13710 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13711 } 13712 } catch (RemoteException e) { 13713 throw e.rethrowFromSystemServer(); 13714 } 13715 } 13716 13717 @Override 13718 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13719 int userId) { 13720 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13721 PackageSetting pkgSetting; 13722 final int callingUid = Binder.getCallingUid(); 13723 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13724 true /* requireFullPermission */, true /* checkShell */, 13725 "setApplicationHiddenSetting for user " + userId); 13726 13727 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13728 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13729 return false; 13730 } 13731 13732 long callingId = Binder.clearCallingIdentity(); 13733 try { 13734 boolean sendAdded = false; 13735 boolean sendRemoved = false; 13736 // writer 13737 synchronized (mPackages) { 13738 pkgSetting = mSettings.mPackages.get(packageName); 13739 if (pkgSetting == null) { 13740 return false; 13741 } 13742 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13743 return false; 13744 } 13745 // Do not allow "android" is being disabled 13746 if ("android".equals(packageName)) { 13747 Slog.w(TAG, "Cannot hide package: android"); 13748 return false; 13749 } 13750 // Cannot hide static shared libs as they are considered 13751 // a part of the using app (emulating static linking). Also 13752 // static libs are installed always on internal storage. 13753 PackageParser.Package pkg = mPackages.get(packageName); 13754 if (pkg != null && pkg.staticSharedLibName != null) { 13755 Slog.w(TAG, "Cannot hide package: " + packageName 13756 + " providing static shared library: " 13757 + pkg.staticSharedLibName); 13758 return false; 13759 } 13760 // Only allow protected packages to hide themselves. 13761 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13762 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13763 Slog.w(TAG, "Not hiding protected package: " + packageName); 13764 return false; 13765 } 13766 13767 if (pkgSetting.getHidden(userId) != hidden) { 13768 pkgSetting.setHidden(hidden, userId); 13769 mSettings.writePackageRestrictionsLPr(userId); 13770 if (hidden) { 13771 sendRemoved = true; 13772 } else { 13773 sendAdded = true; 13774 } 13775 } 13776 } 13777 if (sendAdded) { 13778 sendPackageAddedForUser(packageName, pkgSetting, userId); 13779 return true; 13780 } 13781 if (sendRemoved) { 13782 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13783 "hiding pkg"); 13784 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13785 return true; 13786 } 13787 } finally { 13788 Binder.restoreCallingIdentity(callingId); 13789 } 13790 return false; 13791 } 13792 13793 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13794 int userId) { 13795 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13796 info.removedPackage = packageName; 13797 info.installerPackageName = pkgSetting.installerPackageName; 13798 info.removedUsers = new int[] {userId}; 13799 info.broadcastUsers = new int[] {userId}; 13800 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13801 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13802 } 13803 13804 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13805 if (pkgList.length > 0) { 13806 Bundle extras = new Bundle(1); 13807 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13808 13809 sendPackageBroadcast( 13810 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13811 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13812 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13813 new int[] {userId}, null); 13814 } 13815 } 13816 13817 /** 13818 * Returns true if application is not found or there was an error. Otherwise it returns 13819 * the hidden state of the package for the given user. 13820 */ 13821 @Override 13822 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13823 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13824 final int callingUid = Binder.getCallingUid(); 13825 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13826 true /* requireFullPermission */, false /* checkShell */, 13827 "getApplicationHidden for user " + userId); 13828 PackageSetting ps; 13829 long callingId = Binder.clearCallingIdentity(); 13830 try { 13831 // writer 13832 synchronized (mPackages) { 13833 ps = mSettings.mPackages.get(packageName); 13834 if (ps == null) { 13835 return true; 13836 } 13837 if (filterAppAccessLPr(ps, callingUid, userId)) { 13838 return true; 13839 } 13840 return ps.getHidden(userId); 13841 } 13842 } finally { 13843 Binder.restoreCallingIdentity(callingId); 13844 } 13845 } 13846 13847 /** 13848 * @hide 13849 */ 13850 @Override 13851 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13852 int installReason) { 13853 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13854 null); 13855 PackageSetting pkgSetting; 13856 final int callingUid = Binder.getCallingUid(); 13857 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13858 true /* requireFullPermission */, true /* checkShell */, 13859 "installExistingPackage for user " + userId); 13860 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13861 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13862 } 13863 13864 long callingId = Binder.clearCallingIdentity(); 13865 try { 13866 boolean installed = false; 13867 final boolean instantApp = 13868 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13869 final boolean fullApp = 13870 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13871 13872 // writer 13873 synchronized (mPackages) { 13874 pkgSetting = mSettings.mPackages.get(packageName); 13875 if (pkgSetting == null) { 13876 return PackageManager.INSTALL_FAILED_INVALID_URI; 13877 } 13878 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13879 // only allow the existing package to be used if it's installed as a full 13880 // application for at least one user 13881 boolean installAllowed = false; 13882 for (int checkUserId : sUserManager.getUserIds()) { 13883 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13884 if (installAllowed) { 13885 break; 13886 } 13887 } 13888 if (!installAllowed) { 13889 return PackageManager.INSTALL_FAILED_INVALID_URI; 13890 } 13891 } 13892 if (!pkgSetting.getInstalled(userId)) { 13893 pkgSetting.setInstalled(true, userId); 13894 pkgSetting.setHidden(false, userId); 13895 pkgSetting.setInstallReason(installReason, userId); 13896 mSettings.writePackageRestrictionsLPr(userId); 13897 mSettings.writeKernelMappingLPr(pkgSetting); 13898 installed = true; 13899 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13900 // upgrade app from instant to full; we don't allow app downgrade 13901 installed = true; 13902 } 13903 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13904 } 13905 13906 if (installed) { 13907 if (pkgSetting.pkg != null) { 13908 synchronized (mInstallLock) { 13909 // We don't need to freeze for a brand new install 13910 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13911 } 13912 } 13913 sendPackageAddedForUser(packageName, pkgSetting, userId); 13914 synchronized (mPackages) { 13915 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13916 } 13917 } 13918 } finally { 13919 Binder.restoreCallingIdentity(callingId); 13920 } 13921 13922 return PackageManager.INSTALL_SUCCEEDED; 13923 } 13924 13925 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13926 boolean instantApp, boolean fullApp) { 13927 // no state specified; do nothing 13928 if (!instantApp && !fullApp) { 13929 return; 13930 } 13931 if (userId != UserHandle.USER_ALL) { 13932 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13933 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13934 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13935 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13936 } 13937 } else { 13938 for (int currentUserId : sUserManager.getUserIds()) { 13939 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13940 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13941 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13942 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13943 } 13944 } 13945 } 13946 } 13947 13948 boolean isUserRestricted(int userId, String restrictionKey) { 13949 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13950 if (restrictions.getBoolean(restrictionKey, false)) { 13951 Log.w(TAG, "User is restricted: " + restrictionKey); 13952 return true; 13953 } 13954 return false; 13955 } 13956 13957 @Override 13958 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13959 int userId) { 13960 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13961 final int callingUid = Binder.getCallingUid(); 13962 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13963 true /* requireFullPermission */, true /* checkShell */, 13964 "setPackagesSuspended for user " + userId); 13965 13966 if (ArrayUtils.isEmpty(packageNames)) { 13967 return packageNames; 13968 } 13969 13970 // List of package names for whom the suspended state has changed. 13971 List<String> changedPackages = new ArrayList<>(packageNames.length); 13972 // List of package names for whom the suspended state is not set as requested in this 13973 // method. 13974 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13975 long callingId = Binder.clearCallingIdentity(); 13976 try { 13977 for (int i = 0; i < packageNames.length; i++) { 13978 String packageName = packageNames[i]; 13979 boolean changed = false; 13980 final int appId; 13981 synchronized (mPackages) { 13982 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13983 if (pkgSetting == null 13984 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13985 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13986 + "\". Skipping suspending/un-suspending."); 13987 unactionedPackages.add(packageName); 13988 continue; 13989 } 13990 appId = pkgSetting.appId; 13991 if (pkgSetting.getSuspended(userId) != suspended) { 13992 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13993 unactionedPackages.add(packageName); 13994 continue; 13995 } 13996 pkgSetting.setSuspended(suspended, userId); 13997 mSettings.writePackageRestrictionsLPr(userId); 13998 changed = true; 13999 changedPackages.add(packageName); 14000 } 14001 } 14002 14003 if (changed && suspended) { 14004 killApplication(packageName, UserHandle.getUid(userId, appId), 14005 "suspending package"); 14006 } 14007 } 14008 } finally { 14009 Binder.restoreCallingIdentity(callingId); 14010 } 14011 14012 if (!changedPackages.isEmpty()) { 14013 sendPackagesSuspendedForUser(changedPackages.toArray( 14014 new String[changedPackages.size()]), userId, suspended); 14015 } 14016 14017 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 14018 } 14019 14020 @Override 14021 public boolean isPackageSuspendedForUser(String packageName, int userId) { 14022 final int callingUid = Binder.getCallingUid(); 14023 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14024 true /* requireFullPermission */, false /* checkShell */, 14025 "isPackageSuspendedForUser for user " + userId); 14026 synchronized (mPackages) { 14027 final PackageSetting ps = mSettings.mPackages.get(packageName); 14028 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14029 throw new IllegalArgumentException("Unknown target package: " + packageName); 14030 } 14031 return ps.getSuspended(userId); 14032 } 14033 } 14034 14035 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 14036 if (isPackageDeviceAdmin(packageName, userId)) { 14037 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14038 + "\": has an active device admin"); 14039 return false; 14040 } 14041 14042 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 14043 if (packageName.equals(activeLauncherPackageName)) { 14044 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14045 + "\": contains the active launcher"); 14046 return false; 14047 } 14048 14049 if (packageName.equals(mRequiredInstallerPackage)) { 14050 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14051 + "\": required for package installation"); 14052 return false; 14053 } 14054 14055 if (packageName.equals(mRequiredUninstallerPackage)) { 14056 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14057 + "\": required for package uninstallation"); 14058 return false; 14059 } 14060 14061 if (packageName.equals(mRequiredVerifierPackage)) { 14062 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14063 + "\": required for package verification"); 14064 return false; 14065 } 14066 14067 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14068 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14069 + "\": is the default dialer"); 14070 return false; 14071 } 14072 14073 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14074 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14075 + "\": protected package"); 14076 return false; 14077 } 14078 14079 // Cannot suspend static shared libs as they are considered 14080 // a part of the using app (emulating static linking). Also 14081 // static libs are installed always on internal storage. 14082 PackageParser.Package pkg = mPackages.get(packageName); 14083 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14084 Slog.w(TAG, "Cannot suspend package: " + packageName 14085 + " providing static shared library: " 14086 + pkg.staticSharedLibName); 14087 return false; 14088 } 14089 14090 return true; 14091 } 14092 14093 private String getActiveLauncherPackageName(int userId) { 14094 Intent intent = new Intent(Intent.ACTION_MAIN); 14095 intent.addCategory(Intent.CATEGORY_HOME); 14096 ResolveInfo resolveInfo = resolveIntent( 14097 intent, 14098 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14099 PackageManager.MATCH_DEFAULT_ONLY, 14100 userId); 14101 14102 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14103 } 14104 14105 private String getDefaultDialerPackageName(int userId) { 14106 synchronized (mPackages) { 14107 return mSettings.getDefaultDialerPackageNameLPw(userId); 14108 } 14109 } 14110 14111 @Override 14112 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14113 mContext.enforceCallingOrSelfPermission( 14114 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14115 "Only package verification agents can verify applications"); 14116 14117 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14118 final PackageVerificationResponse response = new PackageVerificationResponse( 14119 verificationCode, Binder.getCallingUid()); 14120 msg.arg1 = id; 14121 msg.obj = response; 14122 mHandler.sendMessage(msg); 14123 } 14124 14125 @Override 14126 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14127 long millisecondsToDelay) { 14128 mContext.enforceCallingOrSelfPermission( 14129 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14130 "Only package verification agents can extend verification timeouts"); 14131 14132 final PackageVerificationState state = mPendingVerification.get(id); 14133 final PackageVerificationResponse response = new PackageVerificationResponse( 14134 verificationCodeAtTimeout, Binder.getCallingUid()); 14135 14136 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14137 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14138 } 14139 if (millisecondsToDelay < 0) { 14140 millisecondsToDelay = 0; 14141 } 14142 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14143 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14144 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14145 } 14146 14147 if ((state != null) && !state.timeoutExtended()) { 14148 state.extendTimeout(); 14149 14150 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14151 msg.arg1 = id; 14152 msg.obj = response; 14153 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14154 } 14155 } 14156 14157 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14158 int verificationCode, UserHandle user) { 14159 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14160 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14161 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14162 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14163 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14164 14165 mContext.sendBroadcastAsUser(intent, user, 14166 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14167 } 14168 14169 private ComponentName matchComponentForVerifier(String packageName, 14170 List<ResolveInfo> receivers) { 14171 ActivityInfo targetReceiver = null; 14172 14173 final int NR = receivers.size(); 14174 for (int i = 0; i < NR; i++) { 14175 final ResolveInfo info = receivers.get(i); 14176 if (info.activityInfo == null) { 14177 continue; 14178 } 14179 14180 if (packageName.equals(info.activityInfo.packageName)) { 14181 targetReceiver = info.activityInfo; 14182 break; 14183 } 14184 } 14185 14186 if (targetReceiver == null) { 14187 return null; 14188 } 14189 14190 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14191 } 14192 14193 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14194 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14195 if (pkgInfo.verifiers.length == 0) { 14196 return null; 14197 } 14198 14199 final int N = pkgInfo.verifiers.length; 14200 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14201 for (int i = 0; i < N; i++) { 14202 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14203 14204 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14205 receivers); 14206 if (comp == null) { 14207 continue; 14208 } 14209 14210 final int verifierUid = getUidForVerifier(verifierInfo); 14211 if (verifierUid == -1) { 14212 continue; 14213 } 14214 14215 if (DEBUG_VERIFY) { 14216 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14217 + " with the correct signature"); 14218 } 14219 sufficientVerifiers.add(comp); 14220 verificationState.addSufficientVerifier(verifierUid); 14221 } 14222 14223 return sufficientVerifiers; 14224 } 14225 14226 private int getUidForVerifier(VerifierInfo verifierInfo) { 14227 synchronized (mPackages) { 14228 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14229 if (pkg == null) { 14230 return -1; 14231 } else if (pkg.mSigningDetails.signatures.length != 1) { 14232 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14233 + " has more than one signature; ignoring"); 14234 return -1; 14235 } 14236 14237 /* 14238 * If the public key of the package's signature does not match 14239 * our expected public key, then this is a different package and 14240 * we should skip. 14241 */ 14242 14243 final byte[] expectedPublicKey; 14244 try { 14245 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14246 final PublicKey publicKey = verifierSig.getPublicKey(); 14247 expectedPublicKey = publicKey.getEncoded(); 14248 } catch (CertificateException e) { 14249 return -1; 14250 } 14251 14252 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14253 14254 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14255 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14256 + " does not have the expected public key; ignoring"); 14257 return -1; 14258 } 14259 14260 return pkg.applicationInfo.uid; 14261 } 14262 } 14263 14264 @Override 14265 public void finishPackageInstall(int token, boolean didLaunch) { 14266 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14267 14268 if (DEBUG_INSTALL) { 14269 Slog.v(TAG, "BM finishing package install for " + token); 14270 } 14271 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14272 14273 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14274 mHandler.sendMessage(msg); 14275 } 14276 14277 /** 14278 * Get the verification agent timeout. Used for both the APK verifier and the 14279 * intent filter verifier. 14280 * 14281 * @return verification timeout in milliseconds 14282 */ 14283 private long getVerificationTimeout() { 14284 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14285 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14286 DEFAULT_VERIFICATION_TIMEOUT); 14287 } 14288 14289 /** 14290 * Get the default verification agent response code. 14291 * 14292 * @return default verification response code 14293 */ 14294 private int getDefaultVerificationResponse(UserHandle user) { 14295 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14296 return PackageManager.VERIFICATION_REJECT; 14297 } 14298 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14299 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14300 DEFAULT_VERIFICATION_RESPONSE); 14301 } 14302 14303 /** 14304 * Check whether or not package verification has been enabled. 14305 * 14306 * @return true if verification should be performed 14307 */ 14308 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14309 if (!DEFAULT_VERIFY_ENABLE) { 14310 return false; 14311 } 14312 14313 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14314 14315 // Check if installing from ADB 14316 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14317 // Do not run verification in a test harness environment 14318 if (ActivityManager.isRunningInTestHarness()) { 14319 return false; 14320 } 14321 if (ensureVerifyAppsEnabled) { 14322 return true; 14323 } 14324 // Check if the developer does not want package verification for ADB installs 14325 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14326 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14327 return false; 14328 } 14329 } else { 14330 // only when not installed from ADB, skip verification for instant apps when 14331 // the installer and verifier are the same. 14332 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14333 if (mInstantAppInstallerActivity != null 14334 && mInstantAppInstallerActivity.packageName.equals( 14335 mRequiredVerifierPackage)) { 14336 try { 14337 mContext.getSystemService(AppOpsManager.class) 14338 .checkPackage(installerUid, mRequiredVerifierPackage); 14339 if (DEBUG_VERIFY) { 14340 Slog.i(TAG, "disable verification for instant app"); 14341 } 14342 return false; 14343 } catch (SecurityException ignore) { } 14344 } 14345 } 14346 } 14347 14348 if (ensureVerifyAppsEnabled) { 14349 return true; 14350 } 14351 14352 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14353 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14354 } 14355 14356 @Override 14357 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14358 throws RemoteException { 14359 mContext.enforceCallingOrSelfPermission( 14360 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14361 "Only intentfilter verification agents can verify applications"); 14362 14363 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14364 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14365 Binder.getCallingUid(), verificationCode, failedDomains); 14366 msg.arg1 = id; 14367 msg.obj = response; 14368 mHandler.sendMessage(msg); 14369 } 14370 14371 @Override 14372 public int getIntentVerificationStatus(String packageName, int userId) { 14373 final int callingUid = Binder.getCallingUid(); 14374 if (UserHandle.getUserId(callingUid) != userId) { 14375 mContext.enforceCallingOrSelfPermission( 14376 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14377 "getIntentVerificationStatus" + userId); 14378 } 14379 if (getInstantAppPackageName(callingUid) != null) { 14380 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14381 } 14382 synchronized (mPackages) { 14383 final PackageSetting ps = mSettings.mPackages.get(packageName); 14384 if (ps == null 14385 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14386 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14387 } 14388 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14389 } 14390 } 14391 14392 @Override 14393 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14394 mContext.enforceCallingOrSelfPermission( 14395 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14396 14397 boolean result = false; 14398 synchronized (mPackages) { 14399 final PackageSetting ps = mSettings.mPackages.get(packageName); 14400 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14401 return false; 14402 } 14403 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14404 } 14405 if (result) { 14406 scheduleWritePackageRestrictionsLocked(userId); 14407 } 14408 return result; 14409 } 14410 14411 @Override 14412 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14413 String packageName) { 14414 final int callingUid = Binder.getCallingUid(); 14415 if (getInstantAppPackageName(callingUid) != null) { 14416 return ParceledListSlice.emptyList(); 14417 } 14418 synchronized (mPackages) { 14419 final PackageSetting ps = mSettings.mPackages.get(packageName); 14420 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14421 return ParceledListSlice.emptyList(); 14422 } 14423 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14424 } 14425 } 14426 14427 @Override 14428 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14429 if (TextUtils.isEmpty(packageName)) { 14430 return ParceledListSlice.emptyList(); 14431 } 14432 final int callingUid = Binder.getCallingUid(); 14433 final int callingUserId = UserHandle.getUserId(callingUid); 14434 synchronized (mPackages) { 14435 PackageParser.Package pkg = mPackages.get(packageName); 14436 if (pkg == null || pkg.activities == null) { 14437 return ParceledListSlice.emptyList(); 14438 } 14439 if (pkg.mExtras == null) { 14440 return ParceledListSlice.emptyList(); 14441 } 14442 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14443 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14444 return ParceledListSlice.emptyList(); 14445 } 14446 final int count = pkg.activities.size(); 14447 ArrayList<IntentFilter> result = new ArrayList<>(); 14448 for (int n=0; n<count; n++) { 14449 PackageParser.Activity activity = pkg.activities.get(n); 14450 if (activity.intents != null && activity.intents.size() > 0) { 14451 result.addAll(activity.intents); 14452 } 14453 } 14454 return new ParceledListSlice<>(result); 14455 } 14456 } 14457 14458 @Override 14459 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14460 mContext.enforceCallingOrSelfPermission( 14461 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14462 if (UserHandle.getCallingUserId() != userId) { 14463 mContext.enforceCallingOrSelfPermission( 14464 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14465 } 14466 14467 synchronized (mPackages) { 14468 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14469 if (packageName != null) { 14470 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14471 packageName, userId); 14472 } 14473 return result; 14474 } 14475 } 14476 14477 @Override 14478 public String getDefaultBrowserPackageName(int userId) { 14479 if (UserHandle.getCallingUserId() != userId) { 14480 mContext.enforceCallingOrSelfPermission( 14481 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14482 } 14483 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14484 return null; 14485 } 14486 synchronized (mPackages) { 14487 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14488 } 14489 } 14490 14491 /** 14492 * Get the "allow unknown sources" setting. 14493 * 14494 * @return the current "allow unknown sources" setting 14495 */ 14496 private int getUnknownSourcesSettings() { 14497 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14498 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14499 -1); 14500 } 14501 14502 @Override 14503 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14504 final int callingUid = Binder.getCallingUid(); 14505 if (getInstantAppPackageName(callingUid) != null) { 14506 return; 14507 } 14508 // writer 14509 synchronized (mPackages) { 14510 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14511 if (targetPackageSetting == null 14512 || filterAppAccessLPr( 14513 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14514 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14515 } 14516 14517 PackageSetting installerPackageSetting; 14518 if (installerPackageName != null) { 14519 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14520 if (installerPackageSetting == null) { 14521 throw new IllegalArgumentException("Unknown installer package: " 14522 + installerPackageName); 14523 } 14524 } else { 14525 installerPackageSetting = null; 14526 } 14527 14528 Signature[] callerSignature; 14529 Object obj = mSettings.getUserIdLPr(callingUid); 14530 if (obj != null) { 14531 if (obj instanceof SharedUserSetting) { 14532 callerSignature = 14533 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14534 } else if (obj instanceof PackageSetting) { 14535 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14536 } else { 14537 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14538 } 14539 } else { 14540 throw new SecurityException("Unknown calling UID: " + callingUid); 14541 } 14542 14543 // Verify: can't set installerPackageName to a package that is 14544 // not signed with the same cert as the caller. 14545 if (installerPackageSetting != null) { 14546 if (compareSignatures(callerSignature, 14547 installerPackageSetting.signatures.mSigningDetails.signatures) 14548 != PackageManager.SIGNATURE_MATCH) { 14549 throw new SecurityException( 14550 "Caller does not have same cert as new installer package " 14551 + installerPackageName); 14552 } 14553 } 14554 14555 // Verify: if target already has an installer package, it must 14556 // be signed with the same cert as the caller. 14557 if (targetPackageSetting.installerPackageName != null) { 14558 PackageSetting setting = mSettings.mPackages.get( 14559 targetPackageSetting.installerPackageName); 14560 // If the currently set package isn't valid, then it's always 14561 // okay to change it. 14562 if (setting != null) { 14563 if (compareSignatures(callerSignature, 14564 setting.signatures.mSigningDetails.signatures) 14565 != PackageManager.SIGNATURE_MATCH) { 14566 throw new SecurityException( 14567 "Caller does not have same cert as old installer package " 14568 + targetPackageSetting.installerPackageName); 14569 } 14570 } 14571 } 14572 14573 // Okay! 14574 targetPackageSetting.installerPackageName = installerPackageName; 14575 if (installerPackageName != null) { 14576 mSettings.mInstallerPackages.add(installerPackageName); 14577 } 14578 scheduleWriteSettingsLocked(); 14579 } 14580 } 14581 14582 @Override 14583 public void setApplicationCategoryHint(String packageName, int categoryHint, 14584 String callerPackageName) { 14585 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14586 throw new SecurityException("Instant applications don't have access to this method"); 14587 } 14588 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14589 callerPackageName); 14590 synchronized (mPackages) { 14591 PackageSetting ps = mSettings.mPackages.get(packageName); 14592 if (ps == null) { 14593 throw new IllegalArgumentException("Unknown target package " + packageName); 14594 } 14595 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14596 throw new IllegalArgumentException("Unknown target package " + packageName); 14597 } 14598 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14599 throw new IllegalArgumentException("Calling package " + callerPackageName 14600 + " is not installer for " + packageName); 14601 } 14602 14603 if (ps.categoryHint != categoryHint) { 14604 ps.categoryHint = categoryHint; 14605 scheduleWriteSettingsLocked(); 14606 } 14607 } 14608 } 14609 14610 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14611 // Queue up an async operation since the package installation may take a little while. 14612 mHandler.post(new Runnable() { 14613 public void run() { 14614 mHandler.removeCallbacks(this); 14615 // Result object to be returned 14616 PackageInstalledInfo res = new PackageInstalledInfo(); 14617 res.setReturnCode(currentStatus); 14618 res.uid = -1; 14619 res.pkg = null; 14620 res.removedInfo = null; 14621 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14622 args.doPreInstall(res.returnCode); 14623 synchronized (mInstallLock) { 14624 installPackageTracedLI(args, res); 14625 } 14626 args.doPostInstall(res.returnCode, res.uid); 14627 } 14628 14629 // A restore should be performed at this point if (a) the install 14630 // succeeded, (b) the operation is not an update, and (c) the new 14631 // package has not opted out of backup participation. 14632 final boolean update = res.removedInfo != null 14633 && res.removedInfo.removedPackage != null; 14634 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14635 boolean doRestore = !update 14636 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14637 14638 // Set up the post-install work request bookkeeping. This will be used 14639 // and cleaned up by the post-install event handling regardless of whether 14640 // there's a restore pass performed. Token values are >= 1. 14641 int token; 14642 if (mNextInstallToken < 0) mNextInstallToken = 1; 14643 token = mNextInstallToken++; 14644 14645 PostInstallData data = new PostInstallData(args, res); 14646 mRunningInstalls.put(token, data); 14647 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14648 14649 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14650 // Pass responsibility to the Backup Manager. It will perform a 14651 // restore if appropriate, then pass responsibility back to the 14652 // Package Manager to run the post-install observer callbacks 14653 // and broadcasts. 14654 IBackupManager bm = IBackupManager.Stub.asInterface( 14655 ServiceManager.getService(Context.BACKUP_SERVICE)); 14656 if (bm != null) { 14657 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14658 + " to BM for possible restore"); 14659 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14660 try { 14661 // TODO: http://b/22388012 14662 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14663 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14664 } else { 14665 doRestore = false; 14666 } 14667 } catch (RemoteException e) { 14668 // can't happen; the backup manager is local 14669 } catch (Exception e) { 14670 Slog.e(TAG, "Exception trying to enqueue restore", e); 14671 doRestore = false; 14672 } 14673 } else { 14674 Slog.e(TAG, "Backup Manager not found!"); 14675 doRestore = false; 14676 } 14677 } 14678 14679 if (!doRestore) { 14680 // No restore possible, or the Backup Manager was mysteriously not 14681 // available -- just fire the post-install work request directly. 14682 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14683 14684 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14685 14686 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14687 mHandler.sendMessage(msg); 14688 } 14689 } 14690 }); 14691 } 14692 14693 /** 14694 * Callback from PackageSettings whenever an app is first transitioned out of the 14695 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14696 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14697 * here whether the app is the target of an ongoing install, and only send the 14698 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14699 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14700 * handling. 14701 */ 14702 void notifyFirstLaunch(final String packageName, final String installerPackage, 14703 final int userId) { 14704 // Serialize this with the rest of the install-process message chain. In the 14705 // restore-at-install case, this Runnable will necessarily run before the 14706 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14707 // are coherent. In the non-restore case, the app has already completed install 14708 // and been launched through some other means, so it is not in a problematic 14709 // state for observers to see the FIRST_LAUNCH signal. 14710 mHandler.post(new Runnable() { 14711 @Override 14712 public void run() { 14713 for (int i = 0; i < mRunningInstalls.size(); i++) { 14714 final PostInstallData data = mRunningInstalls.valueAt(i); 14715 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14716 continue; 14717 } 14718 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14719 // right package; but is it for the right user? 14720 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14721 if (userId == data.res.newUsers[uIndex]) { 14722 if (DEBUG_BACKUP) { 14723 Slog.i(TAG, "Package " + packageName 14724 + " being restored so deferring FIRST_LAUNCH"); 14725 } 14726 return; 14727 } 14728 } 14729 } 14730 } 14731 // didn't find it, so not being restored 14732 if (DEBUG_BACKUP) { 14733 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14734 } 14735 final boolean isInstantApp = isInstantApp(packageName, userId); 14736 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14737 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14738 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14739 } 14740 }); 14741 } 14742 14743 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14744 int[] userIds, int[] instantUserIds) { 14745 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14746 installerPkg, null, userIds, instantUserIds); 14747 } 14748 14749 private abstract class HandlerParams { 14750 private static final int MAX_RETRIES = 4; 14751 14752 /** 14753 * Number of times startCopy() has been attempted and had a non-fatal 14754 * error. 14755 */ 14756 private int mRetries = 0; 14757 14758 /** User handle for the user requesting the information or installation. */ 14759 private final UserHandle mUser; 14760 String traceMethod; 14761 int traceCookie; 14762 14763 HandlerParams(UserHandle user) { 14764 mUser = user; 14765 } 14766 14767 UserHandle getUser() { 14768 return mUser; 14769 } 14770 14771 HandlerParams setTraceMethod(String traceMethod) { 14772 this.traceMethod = traceMethod; 14773 return this; 14774 } 14775 14776 HandlerParams setTraceCookie(int traceCookie) { 14777 this.traceCookie = traceCookie; 14778 return this; 14779 } 14780 14781 final boolean startCopy() { 14782 boolean res; 14783 try { 14784 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14785 14786 if (++mRetries > MAX_RETRIES) { 14787 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14788 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14789 handleServiceError(); 14790 return false; 14791 } else { 14792 handleStartCopy(); 14793 res = true; 14794 } 14795 } catch (RemoteException e) { 14796 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14797 mHandler.sendEmptyMessage(MCS_RECONNECT); 14798 res = false; 14799 } 14800 handleReturnCode(); 14801 return res; 14802 } 14803 14804 final void serviceError() { 14805 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14806 handleServiceError(); 14807 handleReturnCode(); 14808 } 14809 14810 abstract void handleStartCopy() throws RemoteException; 14811 abstract void handleServiceError(); 14812 abstract void handleReturnCode(); 14813 } 14814 14815 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14816 for (File path : paths) { 14817 try { 14818 mcs.clearDirectory(path.getAbsolutePath()); 14819 } catch (RemoteException e) { 14820 } 14821 } 14822 } 14823 14824 static class OriginInfo { 14825 /** 14826 * Location where install is coming from, before it has been 14827 * copied/renamed into place. This could be a single monolithic APK 14828 * file, or a cluster directory. This location may be untrusted. 14829 */ 14830 final File file; 14831 14832 /** 14833 * Flag indicating that {@link #file} or {@link #cid} has already been 14834 * staged, meaning downstream users don't need to defensively copy the 14835 * contents. 14836 */ 14837 final boolean staged; 14838 14839 /** 14840 * Flag indicating that {@link #file} or {@link #cid} is an already 14841 * installed app that is being moved. 14842 */ 14843 final boolean existing; 14844 14845 final String resolvedPath; 14846 final File resolvedFile; 14847 14848 static OriginInfo fromNothing() { 14849 return new OriginInfo(null, false, false); 14850 } 14851 14852 static OriginInfo fromUntrustedFile(File file) { 14853 return new OriginInfo(file, false, false); 14854 } 14855 14856 static OriginInfo fromExistingFile(File file) { 14857 return new OriginInfo(file, false, true); 14858 } 14859 14860 static OriginInfo fromStagedFile(File file) { 14861 return new OriginInfo(file, true, false); 14862 } 14863 14864 private OriginInfo(File file, boolean staged, boolean existing) { 14865 this.file = file; 14866 this.staged = staged; 14867 this.existing = existing; 14868 14869 if (file != null) { 14870 resolvedPath = file.getAbsolutePath(); 14871 resolvedFile = file; 14872 } else { 14873 resolvedPath = null; 14874 resolvedFile = null; 14875 } 14876 } 14877 } 14878 14879 static class MoveInfo { 14880 final int moveId; 14881 final String fromUuid; 14882 final String toUuid; 14883 final String packageName; 14884 final String dataAppName; 14885 final int appId; 14886 final String seinfo; 14887 final int targetSdkVersion; 14888 14889 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14890 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14891 this.moveId = moveId; 14892 this.fromUuid = fromUuid; 14893 this.toUuid = toUuid; 14894 this.packageName = packageName; 14895 this.dataAppName = dataAppName; 14896 this.appId = appId; 14897 this.seinfo = seinfo; 14898 this.targetSdkVersion = targetSdkVersion; 14899 } 14900 } 14901 14902 static class VerificationInfo { 14903 /** A constant used to indicate that a uid value is not present. */ 14904 public static final int NO_UID = -1; 14905 14906 /** URI referencing where the package was downloaded from. */ 14907 final Uri originatingUri; 14908 14909 /** HTTP referrer URI associated with the originatingURI. */ 14910 final Uri referrer; 14911 14912 /** UID of the application that the install request originated from. */ 14913 final int originatingUid; 14914 14915 /** UID of application requesting the install */ 14916 final int installerUid; 14917 14918 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14919 this.originatingUri = originatingUri; 14920 this.referrer = referrer; 14921 this.originatingUid = originatingUid; 14922 this.installerUid = installerUid; 14923 } 14924 } 14925 14926 class InstallParams extends HandlerParams { 14927 final OriginInfo origin; 14928 final MoveInfo move; 14929 final IPackageInstallObserver2 observer; 14930 int installFlags; 14931 final String installerPackageName; 14932 final String volumeUuid; 14933 private InstallArgs mArgs; 14934 private int mRet; 14935 final String packageAbiOverride; 14936 final String[] grantedRuntimePermissions; 14937 final VerificationInfo verificationInfo; 14938 final PackageParser.SigningDetails signingDetails; 14939 final int installReason; 14940 14941 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14942 int installFlags, String installerPackageName, String volumeUuid, 14943 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14944 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14945 super(user); 14946 this.origin = origin; 14947 this.move = move; 14948 this.observer = observer; 14949 this.installFlags = installFlags; 14950 this.installerPackageName = installerPackageName; 14951 this.volumeUuid = volumeUuid; 14952 this.verificationInfo = verificationInfo; 14953 this.packageAbiOverride = packageAbiOverride; 14954 this.grantedRuntimePermissions = grantedPermissions; 14955 this.signingDetails = signingDetails; 14956 this.installReason = installReason; 14957 } 14958 14959 @Override 14960 public String toString() { 14961 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14962 + " file=" + origin.file + "}"; 14963 } 14964 14965 private int installLocationPolicy(PackageInfoLite pkgLite) { 14966 String packageName = pkgLite.packageName; 14967 int installLocation = pkgLite.installLocation; 14968 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14969 // reader 14970 synchronized (mPackages) { 14971 // Currently installed package which the new package is attempting to replace or 14972 // null if no such package is installed. 14973 PackageParser.Package installedPkg = mPackages.get(packageName); 14974 // Package which currently owns the data which the new package will own if installed. 14975 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14976 // will be null whereas dataOwnerPkg will contain information about the package 14977 // which was uninstalled while keeping its data. 14978 PackageParser.Package dataOwnerPkg = installedPkg; 14979 if (dataOwnerPkg == null) { 14980 PackageSetting ps = mSettings.mPackages.get(packageName); 14981 if (ps != null) { 14982 dataOwnerPkg = ps.pkg; 14983 } 14984 } 14985 14986 if (dataOwnerPkg != null) { 14987 // If installed, the package will get access to data left on the device by its 14988 // predecessor. As a security measure, this is permited only if this is not a 14989 // version downgrade or if the predecessor package is marked as debuggable and 14990 // a downgrade is explicitly requested. 14991 // 14992 // On debuggable platform builds, downgrades are permitted even for 14993 // non-debuggable packages to make testing easier. Debuggable platform builds do 14994 // not offer security guarantees and thus it's OK to disable some security 14995 // mechanisms to make debugging/testing easier on those builds. However, even on 14996 // debuggable builds downgrades of packages are permitted only if requested via 14997 // installFlags. This is because we aim to keep the behavior of debuggable 14998 // platform builds as close as possible to the behavior of non-debuggable 14999 // platform builds. 15000 final boolean downgradeRequested = 15001 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 15002 final boolean packageDebuggable = 15003 (dataOwnerPkg.applicationInfo.flags 15004 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 15005 final boolean downgradePermitted = 15006 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 15007 if (!downgradePermitted) { 15008 try { 15009 checkDowngrade(dataOwnerPkg, pkgLite); 15010 } catch (PackageManagerException e) { 15011 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 15012 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 15013 } 15014 } 15015 } 15016 15017 if (installedPkg != null) { 15018 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15019 // Check for updated system application. 15020 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15021 if (onSd) { 15022 Slog.w(TAG, "Cannot install update to system app on sdcard"); 15023 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 15024 } 15025 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15026 } else { 15027 if (onSd) { 15028 // Install flag overrides everything. 15029 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15030 } 15031 // If current upgrade specifies particular preference 15032 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 15033 // Application explicitly specified internal. 15034 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15035 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 15036 // App explictly prefers external. Let policy decide 15037 } else { 15038 // Prefer previous location 15039 if (isExternal(installedPkg)) { 15040 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15041 } 15042 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15043 } 15044 } 15045 } else { 15046 // Invalid install. Return error code 15047 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 15048 } 15049 } 15050 } 15051 // All the special cases have been taken care of. 15052 // Return result based on recommended install location. 15053 if (onSd) { 15054 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15055 } 15056 return pkgLite.recommendedInstallLocation; 15057 } 15058 15059 /* 15060 * Invoke remote method to get package information and install 15061 * location values. Override install location based on default 15062 * policy if needed and then create install arguments based 15063 * on the install location. 15064 */ 15065 public void handleStartCopy() throws RemoteException { 15066 int ret = PackageManager.INSTALL_SUCCEEDED; 15067 15068 // If we're already staged, we've firmly committed to an install location 15069 if (origin.staged) { 15070 if (origin.file != null) { 15071 installFlags |= PackageManager.INSTALL_INTERNAL; 15072 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15073 } else { 15074 throw new IllegalStateException("Invalid stage location"); 15075 } 15076 } 15077 15078 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15079 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15080 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15081 PackageInfoLite pkgLite = null; 15082 15083 if (onInt && onSd) { 15084 // Check if both bits are set. 15085 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15086 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15087 } else if (onSd && ephemeral) { 15088 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15089 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15090 } else { 15091 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15092 packageAbiOverride); 15093 15094 if (DEBUG_INSTANT && ephemeral) { 15095 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15096 } 15097 15098 /* 15099 * If we have too little free space, try to free cache 15100 * before giving up. 15101 */ 15102 if (!origin.staged && pkgLite.recommendedInstallLocation 15103 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15104 // TODO: focus freeing disk space on the target device 15105 final StorageManager storage = StorageManager.from(mContext); 15106 final long lowThreshold = storage.getStorageLowBytes( 15107 Environment.getDataDirectory()); 15108 15109 final long sizeBytes = mContainerService.calculateInstalledSize( 15110 origin.resolvedPath, packageAbiOverride); 15111 15112 try { 15113 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15114 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15115 installFlags, packageAbiOverride); 15116 } catch (InstallerException e) { 15117 Slog.w(TAG, "Failed to free cache", e); 15118 } 15119 15120 /* 15121 * The cache free must have deleted the file we 15122 * downloaded to install. 15123 * 15124 * TODO: fix the "freeCache" call to not delete 15125 * the file we care about. 15126 */ 15127 if (pkgLite.recommendedInstallLocation 15128 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15129 pkgLite.recommendedInstallLocation 15130 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15131 } 15132 } 15133 } 15134 15135 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15136 int loc = pkgLite.recommendedInstallLocation; 15137 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15138 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15139 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15140 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15141 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15142 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15143 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15144 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15145 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15146 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15147 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15148 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15149 } else { 15150 // Override with defaults if needed. 15151 loc = installLocationPolicy(pkgLite); 15152 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15153 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15154 } else if (!onSd && !onInt) { 15155 // Override install location with flags 15156 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15157 // Set the flag to install on external media. 15158 installFlags |= PackageManager.INSTALL_EXTERNAL; 15159 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15160 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15161 if (DEBUG_INSTANT) { 15162 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15163 } 15164 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15165 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15166 |PackageManager.INSTALL_INTERNAL); 15167 } else { 15168 // Make sure the flag for installing on external 15169 // media is unset 15170 installFlags |= PackageManager.INSTALL_INTERNAL; 15171 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15172 } 15173 } 15174 } 15175 } 15176 15177 final InstallArgs args = createInstallArgs(this); 15178 mArgs = args; 15179 15180 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15181 // TODO: http://b/22976637 15182 // Apps installed for "all" users use the device owner to verify the app 15183 UserHandle verifierUser = getUser(); 15184 if (verifierUser == UserHandle.ALL) { 15185 verifierUser = UserHandle.SYSTEM; 15186 } 15187 15188 /* 15189 * Determine if we have any installed package verifiers. If we 15190 * do, then we'll defer to them to verify the packages. 15191 */ 15192 final int requiredUid = mRequiredVerifierPackage == null ? -1 15193 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15194 verifierUser.getIdentifier()); 15195 final int installerUid = 15196 verificationInfo == null ? -1 : verificationInfo.installerUid; 15197 if (!origin.existing && requiredUid != -1 15198 && isVerificationEnabled( 15199 verifierUser.getIdentifier(), installFlags, installerUid)) { 15200 final Intent verification = new Intent( 15201 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15202 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15203 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15204 PACKAGE_MIME_TYPE); 15205 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15206 15207 // Query all live verifiers based on current user state 15208 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15209 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15210 false /*allowDynamicSplits*/); 15211 15212 if (DEBUG_VERIFY) { 15213 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15214 + verification.toString() + " with " + pkgLite.verifiers.length 15215 + " optional verifiers"); 15216 } 15217 15218 final int verificationId = mPendingVerificationToken++; 15219 15220 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15221 15222 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15223 installerPackageName); 15224 15225 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15226 installFlags); 15227 15228 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15229 pkgLite.packageName); 15230 15231 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15232 pkgLite.versionCode); 15233 15234 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15235 pkgLite.getLongVersionCode()); 15236 15237 if (verificationInfo != null) { 15238 if (verificationInfo.originatingUri != null) { 15239 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15240 verificationInfo.originatingUri); 15241 } 15242 if (verificationInfo.referrer != null) { 15243 verification.putExtra(Intent.EXTRA_REFERRER, 15244 verificationInfo.referrer); 15245 } 15246 if (verificationInfo.originatingUid >= 0) { 15247 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15248 verificationInfo.originatingUid); 15249 } 15250 if (verificationInfo.installerUid >= 0) { 15251 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15252 verificationInfo.installerUid); 15253 } 15254 } 15255 15256 final PackageVerificationState verificationState = new PackageVerificationState( 15257 requiredUid, args); 15258 15259 mPendingVerification.append(verificationId, verificationState); 15260 15261 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15262 receivers, verificationState); 15263 15264 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15265 final long idleDuration = getVerificationTimeout(); 15266 15267 /* 15268 * If any sufficient verifiers were listed in the package 15269 * manifest, attempt to ask them. 15270 */ 15271 if (sufficientVerifiers != null) { 15272 final int N = sufficientVerifiers.size(); 15273 if (N == 0) { 15274 Slog.i(TAG, "Additional verifiers required, but none installed."); 15275 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15276 } else { 15277 for (int i = 0; i < N; i++) { 15278 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15279 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15280 verifierComponent.getPackageName(), idleDuration, 15281 verifierUser.getIdentifier(), false, "package verifier"); 15282 15283 final Intent sufficientIntent = new Intent(verification); 15284 sufficientIntent.setComponent(verifierComponent); 15285 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15286 } 15287 } 15288 } 15289 15290 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15291 mRequiredVerifierPackage, receivers); 15292 if (ret == PackageManager.INSTALL_SUCCEEDED 15293 && mRequiredVerifierPackage != null) { 15294 Trace.asyncTraceBegin( 15295 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15296 /* 15297 * Send the intent to the required verification agent, 15298 * but only start the verification timeout after the 15299 * target BroadcastReceivers have run. 15300 */ 15301 verification.setComponent(requiredVerifierComponent); 15302 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15303 mRequiredVerifierPackage, idleDuration, 15304 verifierUser.getIdentifier(), false, "package verifier"); 15305 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15306 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15307 new BroadcastReceiver() { 15308 @Override 15309 public void onReceive(Context context, Intent intent) { 15310 final Message msg = mHandler 15311 .obtainMessage(CHECK_PENDING_VERIFICATION); 15312 msg.arg1 = verificationId; 15313 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15314 } 15315 }, null, 0, null, null); 15316 15317 /* 15318 * We don't want the copy to proceed until verification 15319 * succeeds, so null out this field. 15320 */ 15321 mArgs = null; 15322 } 15323 } else { 15324 /* 15325 * No package verification is enabled, so immediately start 15326 * the remote call to initiate copy using temporary file. 15327 */ 15328 ret = args.copyApk(mContainerService, true); 15329 } 15330 } 15331 15332 mRet = ret; 15333 } 15334 15335 @Override 15336 void handleReturnCode() { 15337 // If mArgs is null, then MCS couldn't be reached. When it 15338 // reconnects, it will try again to install. At that point, this 15339 // will succeed. 15340 if (mArgs != null) { 15341 processPendingInstall(mArgs, mRet); 15342 } 15343 } 15344 15345 @Override 15346 void handleServiceError() { 15347 mArgs = createInstallArgs(this); 15348 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15349 } 15350 } 15351 15352 private InstallArgs createInstallArgs(InstallParams params) { 15353 if (params.move != null) { 15354 return new MoveInstallArgs(params); 15355 } else { 15356 return new FileInstallArgs(params); 15357 } 15358 } 15359 15360 /** 15361 * Create args that describe an existing installed package. Typically used 15362 * when cleaning up old installs, or used as a move source. 15363 */ 15364 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15365 String resourcePath, String[] instructionSets) { 15366 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15367 } 15368 15369 static abstract class InstallArgs { 15370 /** @see InstallParams#origin */ 15371 final OriginInfo origin; 15372 /** @see InstallParams#move */ 15373 final MoveInfo move; 15374 15375 final IPackageInstallObserver2 observer; 15376 // Always refers to PackageManager flags only 15377 final int installFlags; 15378 final String installerPackageName; 15379 final String volumeUuid; 15380 final UserHandle user; 15381 final String abiOverride; 15382 final String[] installGrantPermissions; 15383 /** If non-null, drop an async trace when the install completes */ 15384 final String traceMethod; 15385 final int traceCookie; 15386 final PackageParser.SigningDetails signingDetails; 15387 final int installReason; 15388 15389 // The list of instruction sets supported by this app. This is currently 15390 // only used during the rmdex() phase to clean up resources. We can get rid of this 15391 // if we move dex files under the common app path. 15392 /* nullable */ String[] instructionSets; 15393 15394 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15395 int installFlags, String installerPackageName, String volumeUuid, 15396 UserHandle user, String[] instructionSets, 15397 String abiOverride, String[] installGrantPermissions, 15398 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15399 int installReason) { 15400 this.origin = origin; 15401 this.move = move; 15402 this.installFlags = installFlags; 15403 this.observer = observer; 15404 this.installerPackageName = installerPackageName; 15405 this.volumeUuid = volumeUuid; 15406 this.user = user; 15407 this.instructionSets = instructionSets; 15408 this.abiOverride = abiOverride; 15409 this.installGrantPermissions = installGrantPermissions; 15410 this.traceMethod = traceMethod; 15411 this.traceCookie = traceCookie; 15412 this.signingDetails = signingDetails; 15413 this.installReason = installReason; 15414 } 15415 15416 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15417 abstract int doPreInstall(int status); 15418 15419 /** 15420 * Rename package into final resting place. All paths on the given 15421 * scanned package should be updated to reflect the rename. 15422 */ 15423 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15424 abstract int doPostInstall(int status, int uid); 15425 15426 /** @see PackageSettingBase#codePathString */ 15427 abstract String getCodePath(); 15428 /** @see PackageSettingBase#resourcePathString */ 15429 abstract String getResourcePath(); 15430 15431 // Need installer lock especially for dex file removal. 15432 abstract void cleanUpResourcesLI(); 15433 abstract boolean doPostDeleteLI(boolean delete); 15434 15435 /** 15436 * Called before the source arguments are copied. This is used mostly 15437 * for MoveParams when it needs to read the source file to put it in the 15438 * destination. 15439 */ 15440 int doPreCopy() { 15441 return PackageManager.INSTALL_SUCCEEDED; 15442 } 15443 15444 /** 15445 * Called after the source arguments are copied. This is used mostly for 15446 * MoveParams when it needs to read the source file to put it in the 15447 * destination. 15448 */ 15449 int doPostCopy(int uid) { 15450 return PackageManager.INSTALL_SUCCEEDED; 15451 } 15452 15453 protected boolean isFwdLocked() { 15454 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15455 } 15456 15457 protected boolean isExternalAsec() { 15458 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15459 } 15460 15461 protected boolean isEphemeral() { 15462 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15463 } 15464 15465 UserHandle getUser() { 15466 return user; 15467 } 15468 } 15469 15470 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15471 if (!allCodePaths.isEmpty()) { 15472 if (instructionSets == null) { 15473 throw new IllegalStateException("instructionSet == null"); 15474 } 15475 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15476 for (String codePath : allCodePaths) { 15477 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15478 try { 15479 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15480 } catch (InstallerException ignored) { 15481 } 15482 } 15483 } 15484 } 15485 } 15486 15487 /** 15488 * Logic to handle installation of non-ASEC applications, including copying 15489 * and renaming logic. 15490 */ 15491 class FileInstallArgs extends InstallArgs { 15492 private File codeFile; 15493 private File resourceFile; 15494 15495 // Example topology: 15496 // /data/app/com.example/base.apk 15497 // /data/app/com.example/split_foo.apk 15498 // /data/app/com.example/lib/arm/libfoo.so 15499 // /data/app/com.example/lib/arm64/libfoo.so 15500 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15501 15502 /** New install */ 15503 FileInstallArgs(InstallParams params) { 15504 super(params.origin, params.move, params.observer, params.installFlags, 15505 params.installerPackageName, params.volumeUuid, 15506 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15507 params.grantedRuntimePermissions, 15508 params.traceMethod, params.traceCookie, params.signingDetails, 15509 params.installReason); 15510 if (isFwdLocked()) { 15511 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15512 } 15513 } 15514 15515 /** Existing install */ 15516 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15517 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15518 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15519 PackageManager.INSTALL_REASON_UNKNOWN); 15520 this.codeFile = (codePath != null) ? new File(codePath) : null; 15521 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15522 } 15523 15524 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15525 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15526 try { 15527 return doCopyApk(imcs, temp); 15528 } finally { 15529 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15530 } 15531 } 15532 15533 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15534 if (origin.staged) { 15535 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15536 codeFile = origin.file; 15537 resourceFile = origin.file; 15538 return PackageManager.INSTALL_SUCCEEDED; 15539 } 15540 15541 try { 15542 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15543 final File tempDir = 15544 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15545 codeFile = tempDir; 15546 resourceFile = tempDir; 15547 } catch (IOException e) { 15548 Slog.w(TAG, "Failed to create copy file: " + e); 15549 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15550 } 15551 15552 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15553 @Override 15554 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15555 if (!FileUtils.isValidExtFilename(name)) { 15556 throw new IllegalArgumentException("Invalid filename: " + name); 15557 } 15558 try { 15559 final File file = new File(codeFile, name); 15560 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15561 O_RDWR | O_CREAT, 0644); 15562 Os.chmod(file.getAbsolutePath(), 0644); 15563 return new ParcelFileDescriptor(fd); 15564 } catch (ErrnoException e) { 15565 throw new RemoteException("Failed to open: " + e.getMessage()); 15566 } 15567 } 15568 }; 15569 15570 int ret = PackageManager.INSTALL_SUCCEEDED; 15571 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15572 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15573 Slog.e(TAG, "Failed to copy package"); 15574 return ret; 15575 } 15576 15577 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15578 NativeLibraryHelper.Handle handle = null; 15579 try { 15580 handle = NativeLibraryHelper.Handle.create(codeFile); 15581 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15582 abiOverride); 15583 } catch (IOException e) { 15584 Slog.e(TAG, "Copying native libraries failed", e); 15585 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15586 } finally { 15587 IoUtils.closeQuietly(handle); 15588 } 15589 15590 return ret; 15591 } 15592 15593 int doPreInstall(int status) { 15594 if (status != PackageManager.INSTALL_SUCCEEDED) { 15595 cleanUp(); 15596 } 15597 return status; 15598 } 15599 15600 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15601 if (status != PackageManager.INSTALL_SUCCEEDED) { 15602 cleanUp(); 15603 return false; 15604 } 15605 15606 final File targetDir = codeFile.getParentFile(); 15607 final File beforeCodeFile = codeFile; 15608 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15609 15610 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15611 try { 15612 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15613 } catch (ErrnoException e) { 15614 Slog.w(TAG, "Failed to rename", e); 15615 return false; 15616 } 15617 15618 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15619 Slog.w(TAG, "Failed to restorecon"); 15620 return false; 15621 } 15622 15623 // Reflect the rename internally 15624 codeFile = afterCodeFile; 15625 resourceFile = afterCodeFile; 15626 15627 // Reflect the rename in scanned details 15628 try { 15629 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15630 } catch (IOException e) { 15631 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15632 return false; 15633 } 15634 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15635 afterCodeFile, pkg.baseCodePath)); 15636 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15637 afterCodeFile, pkg.splitCodePaths)); 15638 15639 // Reflect the rename in app info 15640 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15641 pkg.setApplicationInfoCodePath(pkg.codePath); 15642 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15643 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15644 pkg.setApplicationInfoResourcePath(pkg.codePath); 15645 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15646 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15647 15648 return true; 15649 } 15650 15651 int doPostInstall(int status, int uid) { 15652 if (status != PackageManager.INSTALL_SUCCEEDED) { 15653 cleanUp(); 15654 } 15655 return status; 15656 } 15657 15658 @Override 15659 String getCodePath() { 15660 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15661 } 15662 15663 @Override 15664 String getResourcePath() { 15665 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15666 } 15667 15668 private boolean cleanUp() { 15669 if (codeFile == null || !codeFile.exists()) { 15670 return false; 15671 } 15672 15673 removeCodePathLI(codeFile); 15674 15675 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15676 resourceFile.delete(); 15677 } 15678 15679 return true; 15680 } 15681 15682 void cleanUpResourcesLI() { 15683 // Try enumerating all code paths before deleting 15684 List<String> allCodePaths = Collections.EMPTY_LIST; 15685 if (codeFile != null && codeFile.exists()) { 15686 try { 15687 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15688 allCodePaths = pkg.getAllCodePaths(); 15689 } catch (PackageParserException e) { 15690 // Ignored; we tried our best 15691 } 15692 } 15693 15694 cleanUp(); 15695 removeDexFiles(allCodePaths, instructionSets); 15696 } 15697 15698 boolean doPostDeleteLI(boolean delete) { 15699 // XXX err, shouldn't we respect the delete flag? 15700 cleanUpResourcesLI(); 15701 return true; 15702 } 15703 } 15704 15705 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15706 PackageManagerException { 15707 if (copyRet < 0) { 15708 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15709 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15710 throw new PackageManagerException(copyRet, message); 15711 } 15712 } 15713 } 15714 15715 /** 15716 * Extract the StorageManagerService "container ID" from the full code path of an 15717 * .apk. 15718 */ 15719 static String cidFromCodePath(String fullCodePath) { 15720 int eidx = fullCodePath.lastIndexOf("/"); 15721 String subStr1 = fullCodePath.substring(0, eidx); 15722 int sidx = subStr1.lastIndexOf("/"); 15723 return subStr1.substring(sidx+1, eidx); 15724 } 15725 15726 /** 15727 * Logic to handle movement of existing installed applications. 15728 */ 15729 class MoveInstallArgs extends InstallArgs { 15730 private File codeFile; 15731 private File resourceFile; 15732 15733 /** New install */ 15734 MoveInstallArgs(InstallParams params) { 15735 super(params.origin, params.move, params.observer, params.installFlags, 15736 params.installerPackageName, params.volumeUuid, 15737 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15738 params.grantedRuntimePermissions, 15739 params.traceMethod, params.traceCookie, params.signingDetails, 15740 params.installReason); 15741 } 15742 15743 int copyApk(IMediaContainerService imcs, boolean temp) { 15744 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15745 + move.fromUuid + " to " + move.toUuid); 15746 synchronized (mInstaller) { 15747 try { 15748 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15749 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15750 } catch (InstallerException e) { 15751 Slog.w(TAG, "Failed to move app", e); 15752 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15753 } 15754 } 15755 15756 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15757 resourceFile = codeFile; 15758 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15759 15760 return PackageManager.INSTALL_SUCCEEDED; 15761 } 15762 15763 int doPreInstall(int status) { 15764 if (status != PackageManager.INSTALL_SUCCEEDED) { 15765 cleanUp(move.toUuid); 15766 } 15767 return status; 15768 } 15769 15770 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15771 if (status != PackageManager.INSTALL_SUCCEEDED) { 15772 cleanUp(move.toUuid); 15773 return false; 15774 } 15775 15776 // Reflect the move in app info 15777 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15778 pkg.setApplicationInfoCodePath(pkg.codePath); 15779 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15780 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15781 pkg.setApplicationInfoResourcePath(pkg.codePath); 15782 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15783 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15784 15785 return true; 15786 } 15787 15788 int doPostInstall(int status, int uid) { 15789 if (status == PackageManager.INSTALL_SUCCEEDED) { 15790 cleanUp(move.fromUuid); 15791 } else { 15792 cleanUp(move.toUuid); 15793 } 15794 return status; 15795 } 15796 15797 @Override 15798 String getCodePath() { 15799 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15800 } 15801 15802 @Override 15803 String getResourcePath() { 15804 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15805 } 15806 15807 private boolean cleanUp(String volumeUuid) { 15808 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15809 move.dataAppName); 15810 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15811 final int[] userIds = sUserManager.getUserIds(); 15812 synchronized (mInstallLock) { 15813 // Clean up both app data and code 15814 // All package moves are frozen until finished 15815 for (int userId : userIds) { 15816 try { 15817 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15818 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15819 } catch (InstallerException e) { 15820 Slog.w(TAG, String.valueOf(e)); 15821 } 15822 } 15823 removeCodePathLI(codeFile); 15824 } 15825 return true; 15826 } 15827 15828 void cleanUpResourcesLI() { 15829 throw new UnsupportedOperationException(); 15830 } 15831 15832 boolean doPostDeleteLI(boolean delete) { 15833 throw new UnsupportedOperationException(); 15834 } 15835 } 15836 15837 static String getAsecPackageName(String packageCid) { 15838 int idx = packageCid.lastIndexOf("-"); 15839 if (idx == -1) { 15840 return packageCid; 15841 } 15842 return packageCid.substring(0, idx); 15843 } 15844 15845 // Utility method used to create code paths based on package name and available index. 15846 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15847 String idxStr = ""; 15848 int idx = 1; 15849 // Fall back to default value of idx=1 if prefix is not 15850 // part of oldCodePath 15851 if (oldCodePath != null) { 15852 String subStr = oldCodePath; 15853 // Drop the suffix right away 15854 if (suffix != null && subStr.endsWith(suffix)) { 15855 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15856 } 15857 // If oldCodePath already contains prefix find out the 15858 // ending index to either increment or decrement. 15859 int sidx = subStr.lastIndexOf(prefix); 15860 if (sidx != -1) { 15861 subStr = subStr.substring(sidx + prefix.length()); 15862 if (subStr != null) { 15863 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15864 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15865 } 15866 try { 15867 idx = Integer.parseInt(subStr); 15868 if (idx <= 1) { 15869 idx++; 15870 } else { 15871 idx--; 15872 } 15873 } catch(NumberFormatException e) { 15874 } 15875 } 15876 } 15877 } 15878 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15879 return prefix + idxStr; 15880 } 15881 15882 private File getNextCodePath(File targetDir, String packageName) { 15883 File result; 15884 SecureRandom random = new SecureRandom(); 15885 byte[] bytes = new byte[16]; 15886 do { 15887 random.nextBytes(bytes); 15888 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15889 result = new File(targetDir, packageName + "-" + suffix); 15890 } while (result.exists()); 15891 return result; 15892 } 15893 15894 // Utility method that returns the relative package path with respect 15895 // to the installation directory. Like say for /data/data/com.test-1.apk 15896 // string com.test-1 is returned. 15897 static String deriveCodePathName(String codePath) { 15898 if (codePath == null) { 15899 return null; 15900 } 15901 final File codeFile = new File(codePath); 15902 final String name = codeFile.getName(); 15903 if (codeFile.isDirectory()) { 15904 return name; 15905 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15906 final int lastDot = name.lastIndexOf('.'); 15907 return name.substring(0, lastDot); 15908 } else { 15909 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15910 return null; 15911 } 15912 } 15913 15914 static class PackageInstalledInfo { 15915 String name; 15916 int uid; 15917 // The set of users that originally had this package installed. 15918 int[] origUsers; 15919 // The set of users that now have this package installed. 15920 int[] newUsers; 15921 PackageParser.Package pkg; 15922 int returnCode; 15923 String returnMsg; 15924 String installerPackageName; 15925 PackageRemovedInfo removedInfo; 15926 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15927 15928 public void setError(int code, String msg) { 15929 setReturnCode(code); 15930 setReturnMessage(msg); 15931 Slog.w(TAG, msg); 15932 } 15933 15934 public void setError(String msg, PackageParserException e) { 15935 setReturnCode(e.error); 15936 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15937 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15938 for (int i = 0; i < childCount; i++) { 15939 addedChildPackages.valueAt(i).setError(msg, e); 15940 } 15941 Slog.w(TAG, msg, e); 15942 } 15943 15944 public void setError(String msg, PackageManagerException e) { 15945 returnCode = e.error; 15946 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15947 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15948 for (int i = 0; i < childCount; i++) { 15949 addedChildPackages.valueAt(i).setError(msg, e); 15950 } 15951 Slog.w(TAG, msg, e); 15952 } 15953 15954 public void setReturnCode(int returnCode) { 15955 this.returnCode = returnCode; 15956 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15957 for (int i = 0; i < childCount; i++) { 15958 addedChildPackages.valueAt(i).returnCode = returnCode; 15959 } 15960 } 15961 15962 private void setReturnMessage(String returnMsg) { 15963 this.returnMsg = returnMsg; 15964 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15965 for (int i = 0; i < childCount; i++) { 15966 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15967 } 15968 } 15969 15970 // In some error cases we want to convey more info back to the observer 15971 String origPackage; 15972 String origPermission; 15973 } 15974 15975 /* 15976 * Install a non-existing package. 15977 */ 15978 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15979 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15980 String volumeUuid, PackageInstalledInfo res, int installReason) { 15981 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15982 15983 // Remember this for later, in case we need to rollback this install 15984 String pkgName = pkg.packageName; 15985 15986 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15987 15988 synchronized(mPackages) { 15989 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15990 if (renamedPackage != null) { 15991 // A package with the same name is already installed, though 15992 // it has been renamed to an older name. The package we 15993 // are trying to install should be installed as an update to 15994 // the existing one, but that has not been requested, so bail. 15995 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15996 + " without first uninstalling package running as " 15997 + renamedPackage); 15998 return; 15999 } 16000 if (mPackages.containsKey(pkgName)) { 16001 // Don't allow installation over an existing package with the same name. 16002 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16003 + " without first uninstalling."); 16004 return; 16005 } 16006 } 16007 16008 try { 16009 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 16010 System.currentTimeMillis(), user); 16011 16012 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 16013 16014 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16015 prepareAppDataAfterInstallLIF(newPackage); 16016 16017 } else { 16018 // Remove package from internal structures, but keep around any 16019 // data that might have already existed 16020 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 16021 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16022 } 16023 } catch (PackageManagerException e) { 16024 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16025 } 16026 16027 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16028 } 16029 16030 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16031 try (DigestInputStream digestStream = 16032 new DigestInputStream(new FileInputStream(file), digest)) { 16033 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16034 } 16035 } 16036 16037 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 16038 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 16039 PackageInstalledInfo res, int installReason) { 16040 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16041 16042 final PackageParser.Package oldPackage; 16043 final PackageSetting ps; 16044 final String pkgName = pkg.packageName; 16045 final int[] allUsers; 16046 final int[] installedUsers; 16047 16048 synchronized(mPackages) { 16049 oldPackage = mPackages.get(pkgName); 16050 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16051 16052 // don't allow upgrade to target a release SDK from a pre-release SDK 16053 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16054 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16055 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16056 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16057 if (oldTargetsPreRelease 16058 && !newTargetsPreRelease 16059 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16060 Slog.w(TAG, "Can't install package targeting released sdk"); 16061 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16062 return; 16063 } 16064 16065 ps = mSettings.mPackages.get(pkgName); 16066 16067 // verify signatures are valid 16068 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16069 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16070 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16071 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16072 "New package not signed by keys specified by upgrade-keysets: " 16073 + pkgName); 16074 return; 16075 } 16076 } else { 16077 16078 // default to original signature matching 16079 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16080 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16081 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16082 "New package has a different signature: " + pkgName); 16083 return; 16084 } 16085 } 16086 16087 // don't allow a system upgrade unless the upgrade hash matches 16088 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16089 byte[] digestBytes = null; 16090 try { 16091 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16092 updateDigest(digest, new File(pkg.baseCodePath)); 16093 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16094 for (String path : pkg.splitCodePaths) { 16095 updateDigest(digest, new File(path)); 16096 } 16097 } 16098 digestBytes = digest.digest(); 16099 } catch (NoSuchAlgorithmException | IOException e) { 16100 res.setError(INSTALL_FAILED_INVALID_APK, 16101 "Could not compute hash: " + pkgName); 16102 return; 16103 } 16104 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16105 res.setError(INSTALL_FAILED_INVALID_APK, 16106 "New package fails restrict-update check: " + pkgName); 16107 return; 16108 } 16109 // retain upgrade restriction 16110 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16111 } 16112 16113 // Check for shared user id changes 16114 String invalidPackageName = 16115 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16116 if (invalidPackageName != null) { 16117 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16118 "Package " + invalidPackageName + " tried to change user " 16119 + oldPackage.mSharedUserId); 16120 return; 16121 } 16122 16123 // check if the new package supports all of the abis which the old package supports 16124 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16125 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16126 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16127 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16128 "Update to package " + pkgName + " doesn't support multi arch"); 16129 return; 16130 } 16131 16132 // In case of rollback, remember per-user/profile install state 16133 allUsers = sUserManager.getUserIds(); 16134 installedUsers = ps.queryInstalledUsers(allUsers, true); 16135 16136 // don't allow an upgrade from full to ephemeral 16137 if (isInstantApp) { 16138 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16139 for (int currentUser : allUsers) { 16140 if (!ps.getInstantApp(currentUser)) { 16141 // can't downgrade from full to instant 16142 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16143 + " for user: " + currentUser); 16144 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16145 return; 16146 } 16147 } 16148 } else if (!ps.getInstantApp(user.getIdentifier())) { 16149 // can't downgrade from full to instant 16150 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16151 + " for user: " + user.getIdentifier()); 16152 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16153 return; 16154 } 16155 } 16156 } 16157 16158 // Update what is removed 16159 res.removedInfo = new PackageRemovedInfo(this); 16160 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16161 res.removedInfo.removedPackage = oldPackage.packageName; 16162 res.removedInfo.installerPackageName = ps.installerPackageName; 16163 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16164 res.removedInfo.isUpdate = true; 16165 res.removedInfo.origUsers = installedUsers; 16166 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16167 for (int i = 0; i < installedUsers.length; i++) { 16168 final int userId = installedUsers[i]; 16169 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16170 } 16171 16172 final int childCount = (oldPackage.childPackages != null) 16173 ? oldPackage.childPackages.size() : 0; 16174 for (int i = 0; i < childCount; i++) { 16175 boolean childPackageUpdated = false; 16176 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16177 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16178 if (res.addedChildPackages != null) { 16179 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16180 if (childRes != null) { 16181 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16182 childRes.removedInfo.removedPackage = childPkg.packageName; 16183 if (childPs != null) { 16184 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16185 } 16186 childRes.removedInfo.isUpdate = true; 16187 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16188 childPackageUpdated = true; 16189 } 16190 } 16191 if (!childPackageUpdated) { 16192 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16193 childRemovedRes.removedPackage = childPkg.packageName; 16194 if (childPs != null) { 16195 childRemovedRes.installerPackageName = childPs.installerPackageName; 16196 } 16197 childRemovedRes.isUpdate = false; 16198 childRemovedRes.dataRemoved = true; 16199 synchronized (mPackages) { 16200 if (childPs != null) { 16201 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16202 } 16203 } 16204 if (res.removedInfo.removedChildPackages == null) { 16205 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16206 } 16207 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16208 } 16209 } 16210 16211 boolean sysPkg = (isSystemApp(oldPackage)); 16212 if (sysPkg) { 16213 // Set the system/privileged/oem/vendor/product flags as needed 16214 final boolean privileged = 16215 (oldPackage.applicationInfo.privateFlags 16216 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16217 final boolean oem = 16218 (oldPackage.applicationInfo.privateFlags 16219 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16220 final boolean vendor = 16221 (oldPackage.applicationInfo.privateFlags 16222 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16223 final boolean product = 16224 (oldPackage.applicationInfo.privateFlags 16225 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16226 final @ParseFlags int systemParseFlags = parseFlags; 16227 final @ScanFlags int systemScanFlags = scanFlags 16228 | SCAN_AS_SYSTEM 16229 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16230 | (oem ? SCAN_AS_OEM : 0) 16231 | (vendor ? SCAN_AS_VENDOR : 0) 16232 | (product ? SCAN_AS_PRODUCT : 0); 16233 16234 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16235 user, allUsers, installerPackageName, res, installReason); 16236 } else { 16237 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16238 user, allUsers, installerPackageName, res, installReason); 16239 } 16240 } 16241 16242 @Override 16243 public List<String> getPreviousCodePaths(String packageName) { 16244 final int callingUid = Binder.getCallingUid(); 16245 final List<String> result = new ArrayList<>(); 16246 if (getInstantAppPackageName(callingUid) != null) { 16247 return result; 16248 } 16249 final PackageSetting ps = mSettings.mPackages.get(packageName); 16250 if (ps != null 16251 && ps.oldCodePaths != null 16252 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16253 result.addAll(ps.oldCodePaths); 16254 } 16255 return result; 16256 } 16257 16258 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16259 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16260 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16261 String installerPackageName, PackageInstalledInfo res, int installReason) { 16262 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16263 + deletedPackage); 16264 16265 String pkgName = deletedPackage.packageName; 16266 boolean deletedPkg = true; 16267 boolean addedPkg = false; 16268 boolean updatedSettings = false; 16269 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16270 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16271 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16272 16273 final long origUpdateTime = (pkg.mExtras != null) 16274 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16275 16276 // First delete the existing package while retaining the data directory 16277 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16278 res.removedInfo, true, pkg)) { 16279 // If the existing package wasn't successfully deleted 16280 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16281 deletedPkg = false; 16282 } else { 16283 // Successfully deleted the old package; proceed with replace. 16284 16285 // If deleted package lived in a container, give users a chance to 16286 // relinquish resources before killing. 16287 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16288 if (DEBUG_INSTALL) { 16289 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16290 } 16291 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16292 final ArrayList<String> pkgList = new ArrayList<String>(1); 16293 pkgList.add(deletedPackage.applicationInfo.packageName); 16294 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16295 } 16296 16297 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16298 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16299 16300 try { 16301 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16302 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16303 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16304 installReason); 16305 16306 // Update the in-memory copy of the previous code paths. 16307 PackageSetting ps = mSettings.mPackages.get(pkgName); 16308 if (!killApp) { 16309 if (ps.oldCodePaths == null) { 16310 ps.oldCodePaths = new ArraySet<>(); 16311 } 16312 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16313 if (deletedPackage.splitCodePaths != null) { 16314 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16315 } 16316 } else { 16317 ps.oldCodePaths = null; 16318 } 16319 if (ps.childPackageNames != null) { 16320 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16321 final String childPkgName = ps.childPackageNames.get(i); 16322 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16323 childPs.oldCodePaths = ps.oldCodePaths; 16324 } 16325 } 16326 // set instant app status, but, only if it's explicitly specified 16327 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16328 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16329 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16330 prepareAppDataAfterInstallLIF(newPackage); 16331 addedPkg = true; 16332 mDexManager.notifyPackageUpdated(newPackage.packageName, 16333 newPackage.baseCodePath, newPackage.splitCodePaths); 16334 } catch (PackageManagerException e) { 16335 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16336 } 16337 } 16338 16339 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16340 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16341 16342 // Revert all internal state mutations and added folders for the failed install 16343 if (addedPkg) { 16344 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16345 res.removedInfo, true, null); 16346 } 16347 16348 // Restore the old package 16349 if (deletedPkg) { 16350 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16351 File restoreFile = new File(deletedPackage.codePath); 16352 // Parse old package 16353 boolean oldExternal = isExternal(deletedPackage); 16354 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16355 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16356 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16357 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16358 try { 16359 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16360 null); 16361 } catch (PackageManagerException e) { 16362 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16363 + e.getMessage()); 16364 return; 16365 } 16366 16367 synchronized (mPackages) { 16368 // Ensure the installer package name up to date 16369 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16370 16371 // Update permissions for restored package 16372 mPermissionManager.updatePermissions( 16373 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16374 mPermissionCallback); 16375 16376 mSettings.writeLPr(); 16377 } 16378 16379 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16380 } 16381 } else { 16382 synchronized (mPackages) { 16383 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16384 if (ps != null) { 16385 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16386 if (res.removedInfo.removedChildPackages != null) { 16387 final int childCount = res.removedInfo.removedChildPackages.size(); 16388 // Iterate in reverse as we may modify the collection 16389 for (int i = childCount - 1; i >= 0; i--) { 16390 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16391 if (res.addedChildPackages.containsKey(childPackageName)) { 16392 res.removedInfo.removedChildPackages.removeAt(i); 16393 } else { 16394 PackageRemovedInfo childInfo = res.removedInfo 16395 .removedChildPackages.valueAt(i); 16396 childInfo.removedForAllUsers = mPackages.get( 16397 childInfo.removedPackage) == null; 16398 } 16399 } 16400 } 16401 } 16402 } 16403 } 16404 } 16405 16406 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16407 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16408 final @ScanFlags int scanFlags, UserHandle user, 16409 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16410 int installReason) { 16411 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16412 + ", old=" + deletedPackage); 16413 16414 final boolean disabledSystem; 16415 16416 // Remove existing system package 16417 removePackageLI(deletedPackage, true); 16418 16419 synchronized (mPackages) { 16420 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16421 } 16422 if (!disabledSystem) { 16423 // We didn't need to disable the .apk as a current system package, 16424 // which means we are replacing another update that is already 16425 // installed. We need to make sure to delete the older one's .apk. 16426 res.removedInfo.args = createInstallArgsForExisting(0, 16427 deletedPackage.applicationInfo.getCodePath(), 16428 deletedPackage.applicationInfo.getResourcePath(), 16429 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16430 } else { 16431 res.removedInfo.args = null; 16432 } 16433 16434 // Successfully disabled the old package. Now proceed with re-installation 16435 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16436 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16437 16438 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16439 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16440 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16441 16442 PackageParser.Package newPackage = null; 16443 try { 16444 // Add the package to the internal data structures 16445 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16446 16447 // Set the update and install times 16448 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16449 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16450 System.currentTimeMillis()); 16451 16452 // Update the package dynamic state if succeeded 16453 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16454 // Now that the install succeeded make sure we remove data 16455 // directories for any child package the update removed. 16456 final int deletedChildCount = (deletedPackage.childPackages != null) 16457 ? deletedPackage.childPackages.size() : 0; 16458 final int newChildCount = (newPackage.childPackages != null) 16459 ? newPackage.childPackages.size() : 0; 16460 for (int i = 0; i < deletedChildCount; i++) { 16461 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16462 boolean childPackageDeleted = true; 16463 for (int j = 0; j < newChildCount; j++) { 16464 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16465 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16466 childPackageDeleted = false; 16467 break; 16468 } 16469 } 16470 if (childPackageDeleted) { 16471 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16472 deletedChildPkg.packageName); 16473 if (ps != null && res.removedInfo.removedChildPackages != null) { 16474 PackageRemovedInfo removedChildRes = res.removedInfo 16475 .removedChildPackages.get(deletedChildPkg.packageName); 16476 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16477 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16478 } 16479 } 16480 } 16481 16482 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16483 installReason); 16484 prepareAppDataAfterInstallLIF(newPackage); 16485 16486 mDexManager.notifyPackageUpdated(newPackage.packageName, 16487 newPackage.baseCodePath, newPackage.splitCodePaths); 16488 } 16489 } catch (PackageManagerException e) { 16490 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16491 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16492 } 16493 16494 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16495 // Re installation failed. Restore old information 16496 // Remove new pkg information 16497 if (newPackage != null) { 16498 removeInstalledPackageLI(newPackage, true); 16499 } 16500 // Add back the old system package 16501 try { 16502 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16503 } catch (PackageManagerException e) { 16504 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16505 } 16506 16507 synchronized (mPackages) { 16508 if (disabledSystem) { 16509 enableSystemPackageLPw(deletedPackage); 16510 } 16511 16512 // Ensure the installer package name up to date 16513 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16514 16515 // Update permissions for restored package 16516 mPermissionManager.updatePermissions( 16517 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16518 mPermissionCallback); 16519 16520 mSettings.writeLPr(); 16521 } 16522 16523 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16524 + " after failed upgrade"); 16525 } 16526 } 16527 16528 /** 16529 * Checks whether the parent or any of the child packages have a change shared 16530 * user. For a package to be a valid update the shred users of the parent and 16531 * the children should match. We may later support changing child shared users. 16532 * @param oldPkg The updated package. 16533 * @param newPkg The update package. 16534 * @return The shared user that change between the versions. 16535 */ 16536 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16537 PackageParser.Package newPkg) { 16538 // Check parent shared user 16539 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16540 return newPkg.packageName; 16541 } 16542 // Check child shared users 16543 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16544 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16545 for (int i = 0; i < newChildCount; i++) { 16546 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16547 // If this child was present, did it have the same shared user? 16548 for (int j = 0; j < oldChildCount; j++) { 16549 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16550 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16551 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16552 return newChildPkg.packageName; 16553 } 16554 } 16555 } 16556 return null; 16557 } 16558 16559 private void removeNativeBinariesLI(PackageSetting ps) { 16560 // Remove the lib path for the parent package 16561 if (ps != null) { 16562 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16563 // Remove the lib path for the child packages 16564 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16565 for (int i = 0; i < childCount; i++) { 16566 PackageSetting childPs = null; 16567 synchronized (mPackages) { 16568 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16569 } 16570 if (childPs != null) { 16571 NativeLibraryHelper.removeNativeBinariesLI(childPs 16572 .legacyNativeLibraryPathString); 16573 } 16574 } 16575 } 16576 } 16577 16578 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16579 // Enable the parent package 16580 mSettings.enableSystemPackageLPw(pkg.packageName); 16581 // Enable the child packages 16582 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16583 for (int i = 0; i < childCount; i++) { 16584 PackageParser.Package childPkg = pkg.childPackages.get(i); 16585 mSettings.enableSystemPackageLPw(childPkg.packageName); 16586 } 16587 } 16588 16589 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16590 PackageParser.Package newPkg) { 16591 // Disable the parent package (parent always replaced) 16592 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16593 // Disable the child packages 16594 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16595 for (int i = 0; i < childCount; i++) { 16596 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16597 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16598 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16599 } 16600 return disabled; 16601 } 16602 16603 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16604 String installerPackageName) { 16605 // Enable the parent package 16606 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16607 // Enable the child packages 16608 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16609 for (int i = 0; i < childCount; i++) { 16610 PackageParser.Package childPkg = pkg.childPackages.get(i); 16611 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16612 } 16613 } 16614 16615 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16616 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16617 // Update the parent package setting 16618 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16619 res, user, installReason); 16620 // Update the child packages setting 16621 final int childCount = (newPackage.childPackages != null) 16622 ? newPackage.childPackages.size() : 0; 16623 for (int i = 0; i < childCount; i++) { 16624 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16625 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16626 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16627 childRes.origUsers, childRes, user, installReason); 16628 } 16629 } 16630 16631 private void updateSettingsInternalLI(PackageParser.Package pkg, 16632 String installerPackageName, int[] allUsers, int[] installedForUsers, 16633 PackageInstalledInfo res, UserHandle user, int installReason) { 16634 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16635 16636 String pkgName = pkg.packageName; 16637 synchronized (mPackages) { 16638 //write settings. the installStatus will be incomplete at this stage. 16639 //note that the new package setting would have already been 16640 //added to mPackages. It hasn't been persisted yet. 16641 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16642 // TODO: Remove this write? It's also written at the end of this method 16643 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16644 mSettings.writeLPr(); 16645 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16646 } 16647 16648 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16649 synchronized (mPackages) { 16650// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16651 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16652 mPermissionCallback); 16653 // For system-bundled packages, we assume that installing an upgraded version 16654 // of the package implies that the user actually wants to run that new code, 16655 // so we enable the package. 16656 PackageSetting ps = mSettings.mPackages.get(pkgName); 16657 final int userId = user.getIdentifier(); 16658 if (ps != null) { 16659 if (isSystemApp(pkg)) { 16660 if (DEBUG_INSTALL) { 16661 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16662 } 16663 // Enable system package for requested users 16664 if (res.origUsers != null) { 16665 for (int origUserId : res.origUsers) { 16666 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16667 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16668 origUserId, installerPackageName); 16669 } 16670 } 16671 } 16672 // Also convey the prior install/uninstall state 16673 if (allUsers != null && installedForUsers != null) { 16674 for (int currentUserId : allUsers) { 16675 final boolean installed = ArrayUtils.contains( 16676 installedForUsers, currentUserId); 16677 if (DEBUG_INSTALL) { 16678 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16679 } 16680 ps.setInstalled(installed, currentUserId); 16681 } 16682 // these install state changes will be persisted in the 16683 // upcoming call to mSettings.writeLPr(). 16684 } 16685 } 16686 // It's implied that when a user requests installation, they want the app to be 16687 // installed and enabled. 16688 if (userId != UserHandle.USER_ALL) { 16689 ps.setInstalled(true, userId); 16690 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16691 } 16692 16693 // When replacing an existing package, preserve the original install reason for all 16694 // users that had the package installed before. 16695 final Set<Integer> previousUserIds = new ArraySet<>(); 16696 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16697 final int installReasonCount = res.removedInfo.installReasons.size(); 16698 for (int i = 0; i < installReasonCount; i++) { 16699 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16700 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16701 ps.setInstallReason(previousInstallReason, previousUserId); 16702 previousUserIds.add(previousUserId); 16703 } 16704 } 16705 16706 // Set install reason for users that are having the package newly installed. 16707 if (userId == UserHandle.USER_ALL) { 16708 for (int currentUserId : sUserManager.getUserIds()) { 16709 if (!previousUserIds.contains(currentUserId)) { 16710 ps.setInstallReason(installReason, currentUserId); 16711 } 16712 } 16713 } else if (!previousUserIds.contains(userId)) { 16714 ps.setInstallReason(installReason, userId); 16715 } 16716 mSettings.writeKernelMappingLPr(ps); 16717 } 16718 res.name = pkgName; 16719 res.uid = pkg.applicationInfo.uid; 16720 res.pkg = pkg; 16721 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16722 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16723 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16724 //to update install status 16725 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16726 mSettings.writeLPr(); 16727 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16728 } 16729 16730 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16731 } 16732 16733 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16734 try { 16735 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16736 installPackageLI(args, res); 16737 } finally { 16738 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16739 } 16740 } 16741 16742 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16743 final int installFlags = args.installFlags; 16744 final String installerPackageName = args.installerPackageName; 16745 final String volumeUuid = args.volumeUuid; 16746 final File tmpPackageFile = new File(args.getCodePath()); 16747 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16748 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16749 || (args.volumeUuid != null)); 16750 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16751 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16752 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16753 final boolean virtualPreload = 16754 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16755 boolean replace = false; 16756 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16757 if (args.move != null) { 16758 // moving a complete application; perform an initial scan on the new install location 16759 scanFlags |= SCAN_INITIAL; 16760 } 16761 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16762 scanFlags |= SCAN_DONT_KILL_APP; 16763 } 16764 if (instantApp) { 16765 scanFlags |= SCAN_AS_INSTANT_APP; 16766 } 16767 if (fullApp) { 16768 scanFlags |= SCAN_AS_FULL_APP; 16769 } 16770 if (virtualPreload) { 16771 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16772 } 16773 16774 // Result object to be returned 16775 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16776 res.installerPackageName = installerPackageName; 16777 16778 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16779 16780 // Sanity check 16781 if (instantApp && (forwardLocked || onExternal)) { 16782 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16783 + " external=" + onExternal); 16784 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16785 return; 16786 } 16787 16788 // Retrieve PackageSettings and parse package 16789 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16790 | PackageParser.PARSE_ENFORCE_CODE 16791 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16792 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16793 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16794 PackageParser pp = new PackageParser(); 16795 pp.setSeparateProcesses(mSeparateProcesses); 16796 pp.setDisplayMetrics(mMetrics); 16797 pp.setCallback(mPackageParserCallback); 16798 16799 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16800 final PackageParser.Package pkg; 16801 try { 16802 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16803 DexMetadataHelper.validatePackageDexMetadata(pkg); 16804 } catch (PackageParserException e) { 16805 res.setError("Failed parse during installPackageLI", e); 16806 return; 16807 } finally { 16808 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16809 } 16810 16811 // Instant apps have several additional install-time checks. 16812 if (instantApp) { 16813 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16814 Slog.w(TAG, 16815 "Instant app package " + pkg.packageName + " does not target at least O"); 16816 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16817 "Instant app package must target at least O"); 16818 return; 16819 } 16820 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16821 Slog.w(TAG, "Instant app package " + pkg.packageName 16822 + " does not target targetSandboxVersion 2"); 16823 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16824 "Instant app package must use targetSandboxVersion 2"); 16825 return; 16826 } 16827 if (pkg.mSharedUserId != null) { 16828 Slog.w(TAG, "Instant app package " + pkg.packageName 16829 + " may not declare sharedUserId."); 16830 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16831 "Instant app package may not declare a sharedUserId"); 16832 return; 16833 } 16834 } 16835 16836 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16837 // Static shared libraries have synthetic package names 16838 renameStaticSharedLibraryPackage(pkg); 16839 16840 // No static shared libs on external storage 16841 if (onExternal) { 16842 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16843 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16844 "Packages declaring static-shared libs cannot be updated"); 16845 return; 16846 } 16847 } 16848 16849 // If we are installing a clustered package add results for the children 16850 if (pkg.childPackages != null) { 16851 synchronized (mPackages) { 16852 final int childCount = pkg.childPackages.size(); 16853 for (int i = 0; i < childCount; i++) { 16854 PackageParser.Package childPkg = pkg.childPackages.get(i); 16855 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16856 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16857 childRes.pkg = childPkg; 16858 childRes.name = childPkg.packageName; 16859 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16860 if (childPs != null) { 16861 childRes.origUsers = childPs.queryInstalledUsers( 16862 sUserManager.getUserIds(), true); 16863 } 16864 if ((mPackages.containsKey(childPkg.packageName))) { 16865 childRes.removedInfo = new PackageRemovedInfo(this); 16866 childRes.removedInfo.removedPackage = childPkg.packageName; 16867 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16868 } 16869 if (res.addedChildPackages == null) { 16870 res.addedChildPackages = new ArrayMap<>(); 16871 } 16872 res.addedChildPackages.put(childPkg.packageName, childRes); 16873 } 16874 } 16875 } 16876 16877 // If package doesn't declare API override, mark that we have an install 16878 // time CPU ABI override. 16879 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16880 pkg.cpuAbiOverride = args.abiOverride; 16881 } 16882 16883 String pkgName = res.name = pkg.packageName; 16884 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16885 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16886 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16887 return; 16888 } 16889 } 16890 16891 try { 16892 // either use what we've been given or parse directly from the APK 16893 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16894 pkg.setSigningDetails(args.signingDetails); 16895 } else { 16896 PackageParser.collectCertificates(pkg, false /* skipVerify */); 16897 } 16898 } catch (PackageParserException e) { 16899 res.setError("Failed collect during installPackageLI", e); 16900 return; 16901 } 16902 16903 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16904 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16905 Slog.w(TAG, "Instant app package " + pkg.packageName 16906 + " is not signed with at least APK Signature Scheme v2"); 16907 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16908 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16909 return; 16910 } 16911 16912 // Get rid of all references to package scan path via parser. 16913 pp = null; 16914 String oldCodePath = null; 16915 boolean systemApp = false; 16916 synchronized (mPackages) { 16917 // Check if installing already existing package 16918 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16919 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16920 if (pkg.mOriginalPackages != null 16921 && pkg.mOriginalPackages.contains(oldName) 16922 && mPackages.containsKey(oldName)) { 16923 // This package is derived from an original package, 16924 // and this device has been updating from that original 16925 // name. We must continue using the original name, so 16926 // rename the new package here. 16927 pkg.setPackageName(oldName); 16928 pkgName = pkg.packageName; 16929 replace = true; 16930 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16931 + oldName + " pkgName=" + pkgName); 16932 } else if (mPackages.containsKey(pkgName)) { 16933 // This package, under its official name, already exists 16934 // on the device; we should replace it. 16935 replace = true; 16936 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16937 } 16938 16939 // Child packages are installed through the parent package 16940 if (pkg.parentPackage != null) { 16941 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16942 "Package " + pkg.packageName + " is child of package " 16943 + pkg.parentPackage.parentPackage + ". Child packages " 16944 + "can be updated only through the parent package."); 16945 return; 16946 } 16947 16948 if (replace) { 16949 // Prevent apps opting out from runtime permissions 16950 PackageParser.Package oldPackage = mPackages.get(pkgName); 16951 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16952 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16953 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16954 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16955 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16956 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16957 + " doesn't support runtime permissions but the old" 16958 + " target SDK " + oldTargetSdk + " does."); 16959 return; 16960 } 16961 // Prevent persistent apps from being updated 16962 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16963 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16964 "Package " + oldPackage.packageName + " is a persistent app. " 16965 + "Persistent apps are not updateable."); 16966 return; 16967 } 16968 // Prevent apps from downgrading their targetSandbox. 16969 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16970 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16971 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16972 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16973 "Package " + pkg.packageName + " new target sandbox " 16974 + newTargetSandbox + " is incompatible with the previous value of" 16975 + oldTargetSandbox + "."); 16976 return; 16977 } 16978 16979 // Prevent installing of child packages 16980 if (oldPackage.parentPackage != null) { 16981 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16982 "Package " + pkg.packageName + " is child of package " 16983 + oldPackage.parentPackage + ". Child packages " 16984 + "can be updated only through the parent package."); 16985 return; 16986 } 16987 } 16988 } 16989 16990 PackageSetting ps = mSettings.mPackages.get(pkgName); 16991 if (ps != null) { 16992 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16993 16994 // Static shared libs have same package with different versions where 16995 // we internally use a synthetic package name to allow multiple versions 16996 // of the same package, therefore we need to compare signatures against 16997 // the package setting for the latest library version. 16998 PackageSetting signatureCheckPs = ps; 16999 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17000 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17001 if (libraryEntry != null) { 17002 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17003 } 17004 } 17005 17006 // Quick sanity check that we're signed correctly if updating; 17007 // we'll check this again later when scanning, but we want to 17008 // bail early here before tripping over redefined permissions. 17009 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17010 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 17011 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 17012 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17013 + pkg.packageName + " upgrade keys do not match the " 17014 + "previously installed version"); 17015 return; 17016 } 17017 } else { 17018 try { 17019 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 17020 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 17021 // We don't care about disabledPkgSetting on install for now. 17022 final boolean compatMatch = verifySignatures( 17023 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 17024 compareRecover); 17025 // The new KeySets will be re-added later in the scanning process. 17026 if (compatMatch) { 17027 synchronized (mPackages) { 17028 ksms.removeAppKeySetDataLPw(pkg.packageName); 17029 } 17030 } 17031 } catch (PackageManagerException e) { 17032 res.setError(e.error, e.getMessage()); 17033 return; 17034 } 17035 } 17036 17037 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17038 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17039 systemApp = (ps.pkg.applicationInfo.flags & 17040 ApplicationInfo.FLAG_SYSTEM) != 0; 17041 } 17042 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17043 } 17044 17045 int N = pkg.permissions.size(); 17046 for (int i = N-1; i >= 0; i--) { 17047 final PackageParser.Permission perm = pkg.permissions.get(i); 17048 final BasePermission bp = 17049 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 17050 17051 // Don't allow anyone but the system to define ephemeral permissions. 17052 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 17053 && !systemApp) { 17054 Slog.w(TAG, "Non-System package " + pkg.packageName 17055 + " attempting to delcare ephemeral permission " 17056 + perm.info.name + "; Removing ephemeral."); 17057 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 17058 } 17059 17060 // Check whether the newly-scanned package wants to define an already-defined perm 17061 if (bp != null) { 17062 // If the defining package is signed with our cert, it's okay. This 17063 // also includes the "updating the same package" case, of course. 17064 // "updating same package" could also involve key-rotation. 17065 final boolean sigsOk; 17066 final String sourcePackageName = bp.getSourcePackageName(); 17067 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 17068 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17069 if (sourcePackageName.equals(pkg.packageName) 17070 && (ksms.shouldCheckUpgradeKeySetLocked( 17071 sourcePackageSetting, scanFlags))) { 17072 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 17073 } else { 17074 17075 // in the event of signing certificate rotation, we need to see if the 17076 // package's certificate has rotated from the current one, or if it is an 17077 // older certificate with which the current is ok with sharing permissions 17078 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17079 pkg.mSigningDetails, 17080 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17081 sigsOk = true; 17082 } else if (pkg.mSigningDetails.checkCapability( 17083 sourcePackageSetting.signatures.mSigningDetails, 17084 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17085 17086 // the scanned package checks out, has signing certificate rotation 17087 // history, and is newer; bring it over 17088 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17089 sigsOk = true; 17090 } else { 17091 sigsOk = false; 17092 } 17093 } 17094 if (!sigsOk) { 17095 // If the owning package is the system itself, we log but allow 17096 // install to proceed; we fail the install on all other permission 17097 // redefinitions. 17098 if (!sourcePackageName.equals("android")) { 17099 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17100 + pkg.packageName + " attempting to redeclare permission " 17101 + perm.info.name + " already owned by " + sourcePackageName); 17102 res.origPermission = perm.info.name; 17103 res.origPackage = sourcePackageName; 17104 return; 17105 } else { 17106 Slog.w(TAG, "Package " + pkg.packageName 17107 + " attempting to redeclare system permission " 17108 + perm.info.name + "; ignoring new declaration"); 17109 pkg.permissions.remove(i); 17110 } 17111 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17112 // Prevent apps to change protection level to dangerous from any other 17113 // type as this would allow a privilege escalation where an app adds a 17114 // normal/signature permission in other app's group and later redefines 17115 // it as dangerous leading to the group auto-grant. 17116 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17117 == PermissionInfo.PROTECTION_DANGEROUS) { 17118 if (bp != null && !bp.isRuntime()) { 17119 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17120 + "non-runtime permission " + perm.info.name 17121 + " to runtime; keeping old protection level"); 17122 perm.info.protectionLevel = bp.getProtectionLevel(); 17123 } 17124 } 17125 } 17126 } 17127 } 17128 } 17129 17130 if (systemApp) { 17131 if (onExternal) { 17132 // Abort update; system app can't be replaced with app on sdcard 17133 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17134 "Cannot install updates to system apps on sdcard"); 17135 return; 17136 } else if (instantApp) { 17137 // Abort update; system app can't be replaced with an instant app 17138 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17139 "Cannot update a system app with an instant app"); 17140 return; 17141 } 17142 } 17143 17144 if (args.move != null) { 17145 // We did an in-place move, so dex is ready to roll 17146 scanFlags |= SCAN_NO_DEX; 17147 scanFlags |= SCAN_MOVE; 17148 17149 synchronized (mPackages) { 17150 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17151 if (ps == null) { 17152 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17153 "Missing settings for moved package " + pkgName); 17154 } 17155 17156 // We moved the entire application as-is, so bring over the 17157 // previously derived ABI information. 17158 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17159 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17160 } 17161 17162 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17163 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17164 scanFlags |= SCAN_NO_DEX; 17165 17166 try { 17167 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17168 args.abiOverride : pkg.cpuAbiOverride); 17169 final boolean extractNativeLibs = !pkg.isLibrary(); 17170 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17171 } catch (PackageManagerException pme) { 17172 Slog.e(TAG, "Error deriving application ABI", pme); 17173 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17174 return; 17175 } 17176 17177 // Shared libraries for the package need to be updated. 17178 synchronized (mPackages) { 17179 try { 17180 updateSharedLibrariesLPr(pkg, null); 17181 } catch (PackageManagerException e) { 17182 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17183 } 17184 } 17185 } 17186 17187 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17188 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17189 return; 17190 } 17191 17192 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17193 String apkPath = null; 17194 synchronized (mPackages) { 17195 // Note that if the attacker managed to skip verify setup, for example by tampering 17196 // with the package settings, upon reboot we will do full apk verification when 17197 // verity is not detected. 17198 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17199 if (ps != null && ps.isPrivileged()) { 17200 apkPath = pkg.baseCodePath; 17201 } 17202 } 17203 17204 if (apkPath != null) { 17205 final VerityUtils.SetupResult result = 17206 VerityUtils.generateApkVeritySetupData(apkPath); 17207 if (result.isOk()) { 17208 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17209 FileDescriptor fd = result.getUnownedFileDescriptor(); 17210 try { 17211 mInstaller.installApkVerity(apkPath, fd); 17212 } catch (InstallerException e) { 17213 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17214 "Failed to set up verity: " + e); 17215 return; 17216 } finally { 17217 IoUtils.closeQuietly(fd); 17218 } 17219 } else if (result.isFailed()) { 17220 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17221 return; 17222 } else { 17223 // Do nothing if verity is skipped. Will fall back to full apk verification on 17224 // reboot. 17225 } 17226 } 17227 } 17228 17229 if (!instantApp) { 17230 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17231 } else { 17232 if (DEBUG_DOMAIN_VERIFICATION) { 17233 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17234 } 17235 } 17236 17237 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17238 "installPackageLI")) { 17239 if (replace) { 17240 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17241 // Static libs have a synthetic package name containing the version 17242 // and cannot be updated as an update would get a new package name, 17243 // unless this is the exact same version code which is useful for 17244 // development. 17245 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17246 if (existingPkg != null && 17247 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17248 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17249 + "static-shared libs cannot be updated"); 17250 return; 17251 } 17252 } 17253 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17254 installerPackageName, res, args.installReason); 17255 } else { 17256 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17257 args.user, installerPackageName, volumeUuid, res, args.installReason); 17258 } 17259 } 17260 17261 // Prepare the application profiles for the new code paths. 17262 // This needs to be done before invoking dexopt so that any install-time profile 17263 // can be used for optimizations. 17264 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17265 17266 // Check whether we need to dexopt the app. 17267 // 17268 // NOTE: it is IMPORTANT to call dexopt: 17269 // - after doRename which will sync the package data from PackageParser.Package and its 17270 // corresponding ApplicationInfo. 17271 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17272 // uid of the application (pkg.applicationInfo.uid). 17273 // This update happens in place! 17274 // 17275 // We only need to dexopt if the package meets ALL of the following conditions: 17276 // 1) it is not forward locked. 17277 // 2) it is not on on an external ASEC container. 17278 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17279 // 17280 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17281 // complete, so we skip this step during installation. Instead, we'll take extra time 17282 // the first time the instant app starts. It's preferred to do it this way to provide 17283 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17284 // middle of running an instant app. The default behaviour can be overridden 17285 // via gservices. 17286 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17287 && !forwardLocked 17288 && !pkg.applicationInfo.isExternalAsec() 17289 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17290 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17291 17292 if (performDexopt) { 17293 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17294 // Do not run PackageDexOptimizer through the local performDexOpt 17295 // method because `pkg` may not be in `mPackages` yet. 17296 // 17297 // Also, don't fail application installs if the dexopt step fails. 17298 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17299 REASON_INSTALL, 17300 DexoptOptions.DEXOPT_BOOT_COMPLETE); 17301 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17302 null /* instructionSets */, 17303 getOrCreateCompilerPackageStats(pkg), 17304 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17305 dexoptOptions); 17306 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17307 } 17308 17309 // Notify BackgroundDexOptService that the package has been changed. 17310 // If this is an update of a package which used to fail to compile, 17311 // BackgroundDexOptService will remove it from its blacklist. 17312 // TODO: Layering violation 17313 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17314 17315 synchronized (mPackages) { 17316 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17317 if (ps != null) { 17318 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17319 ps.setUpdateAvailable(false /*updateAvailable*/); 17320 } 17321 17322 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17323 for (int i = 0; i < childCount; i++) { 17324 PackageParser.Package childPkg = pkg.childPackages.get(i); 17325 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17326 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17327 if (childPs != null) { 17328 childRes.newUsers = childPs.queryInstalledUsers( 17329 sUserManager.getUserIds(), true); 17330 } 17331 } 17332 17333 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17334 updateSequenceNumberLP(ps, res.newUsers); 17335 updateInstantAppInstallerLocked(pkgName); 17336 } 17337 } 17338 } 17339 17340 private void startIntentFilterVerifications(int userId, boolean replacing, 17341 PackageParser.Package pkg) { 17342 if (mIntentFilterVerifierComponent == null) { 17343 Slog.w(TAG, "No IntentFilter verification will not be done as " 17344 + "there is no IntentFilterVerifier available!"); 17345 return; 17346 } 17347 17348 final int verifierUid = getPackageUid( 17349 mIntentFilterVerifierComponent.getPackageName(), 17350 MATCH_DEBUG_TRIAGED_MISSING, 17351 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17352 17353 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17354 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17355 mHandler.sendMessage(msg); 17356 17357 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17358 for (int i = 0; i < childCount; i++) { 17359 PackageParser.Package childPkg = pkg.childPackages.get(i); 17360 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17361 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17362 mHandler.sendMessage(msg); 17363 } 17364 } 17365 17366 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17367 PackageParser.Package pkg) { 17368 int size = pkg.activities.size(); 17369 if (size == 0) { 17370 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17371 "No activity, so no need to verify any IntentFilter!"); 17372 return; 17373 } 17374 17375 final boolean hasDomainURLs = hasDomainURLs(pkg); 17376 if (!hasDomainURLs) { 17377 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17378 "No domain URLs, so no need to verify any IntentFilter!"); 17379 return; 17380 } 17381 17382 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17383 + " if any IntentFilter from the " + size 17384 + " Activities needs verification ..."); 17385 17386 int count = 0; 17387 final String packageName = pkg.packageName; 17388 17389 synchronized (mPackages) { 17390 // If this is a new install and we see that we've already run verification for this 17391 // package, we have nothing to do: it means the state was restored from backup. 17392 if (!replacing) { 17393 IntentFilterVerificationInfo ivi = 17394 mSettings.getIntentFilterVerificationLPr(packageName); 17395 if (ivi != null) { 17396 if (DEBUG_DOMAIN_VERIFICATION) { 17397 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17398 + ivi.getStatusString()); 17399 } 17400 return; 17401 } 17402 } 17403 17404 // If any filters need to be verified, then all need to be. 17405 boolean needToVerify = false; 17406 for (PackageParser.Activity a : pkg.activities) { 17407 for (ActivityIntentInfo filter : a.intents) { 17408 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17409 if (DEBUG_DOMAIN_VERIFICATION) { 17410 Slog.d(TAG, 17411 "Intent filter needs verification, so processing all filters"); 17412 } 17413 needToVerify = true; 17414 break; 17415 } 17416 } 17417 } 17418 17419 if (needToVerify) { 17420 final int verificationId = mIntentFilterVerificationToken++; 17421 for (PackageParser.Activity a : pkg.activities) { 17422 for (ActivityIntentInfo filter : a.intents) { 17423 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17424 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17425 "Verification needed for IntentFilter:" + filter.toString()); 17426 mIntentFilterVerifier.addOneIntentFilterVerification( 17427 verifierUid, userId, verificationId, filter, packageName); 17428 count++; 17429 } 17430 } 17431 } 17432 } 17433 } 17434 17435 if (count > 0) { 17436 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17437 + " IntentFilter verification" + (count > 1 ? "s" : "") 17438 + " for userId:" + userId); 17439 mIntentFilterVerifier.startVerifications(userId); 17440 } else { 17441 if (DEBUG_DOMAIN_VERIFICATION) { 17442 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17443 } 17444 } 17445 } 17446 17447 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17448 final ComponentName cn = filter.activity.getComponentName(); 17449 final String packageName = cn.getPackageName(); 17450 17451 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17452 packageName); 17453 if (ivi == null) { 17454 return true; 17455 } 17456 int status = ivi.getStatus(); 17457 switch (status) { 17458 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17459 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17460 return true; 17461 17462 default: 17463 // Nothing to do 17464 return false; 17465 } 17466 } 17467 17468 private static boolean isMultiArch(ApplicationInfo info) { 17469 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17470 } 17471 17472 private static boolean isExternal(PackageParser.Package pkg) { 17473 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17474 } 17475 17476 private static boolean isExternal(PackageSetting ps) { 17477 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17478 } 17479 17480 private static boolean isSystemApp(PackageParser.Package pkg) { 17481 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17482 } 17483 17484 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17485 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17486 } 17487 17488 private static boolean isOemApp(PackageParser.Package pkg) { 17489 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17490 } 17491 17492 private static boolean isVendorApp(PackageParser.Package pkg) { 17493 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17494 } 17495 17496 private static boolean isProductApp(PackageParser.Package pkg) { 17497 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17498 } 17499 17500 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17501 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17502 } 17503 17504 private static boolean isSystemApp(PackageSetting ps) { 17505 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17506 } 17507 17508 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17509 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17510 } 17511 17512 private int packageFlagsToInstallFlags(PackageSetting ps) { 17513 int installFlags = 0; 17514 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17515 // This existing package was an external ASEC install when we have 17516 // the external flag without a UUID 17517 installFlags |= PackageManager.INSTALL_EXTERNAL; 17518 } 17519 if (ps.isForwardLocked()) { 17520 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17521 } 17522 return installFlags; 17523 } 17524 17525 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17526 if (isExternal(pkg)) { 17527 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17528 return mSettings.getExternalVersion(); 17529 } else { 17530 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17531 } 17532 } else { 17533 return mSettings.getInternalVersion(); 17534 } 17535 } 17536 17537 private void deleteTempPackageFiles() { 17538 final FilenameFilter filter = new FilenameFilter() { 17539 public boolean accept(File dir, String name) { 17540 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17541 } 17542 }; 17543 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17544 file.delete(); 17545 } 17546 } 17547 17548 @Override 17549 public void deletePackageAsUser(String packageName, int versionCode, 17550 IPackageDeleteObserver observer, int userId, int flags) { 17551 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17552 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17553 } 17554 17555 @Override 17556 public void deletePackageVersioned(VersionedPackage versionedPackage, 17557 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17558 final int callingUid = Binder.getCallingUid(); 17559 mContext.enforceCallingOrSelfPermission( 17560 android.Manifest.permission.DELETE_PACKAGES, null); 17561 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17562 Preconditions.checkNotNull(versionedPackage); 17563 Preconditions.checkNotNull(observer); 17564 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17565 PackageManager.VERSION_CODE_HIGHEST, 17566 Long.MAX_VALUE, "versionCode must be >= -1"); 17567 17568 final String packageName = versionedPackage.getPackageName(); 17569 final long versionCode = versionedPackage.getLongVersionCode(); 17570 final String internalPackageName; 17571 synchronized (mPackages) { 17572 // Normalize package name to handle renamed packages and static libs 17573 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17574 } 17575 17576 final int uid = Binder.getCallingUid(); 17577 if (!isOrphaned(internalPackageName) 17578 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17579 try { 17580 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17581 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17582 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17583 observer.onUserActionRequired(intent); 17584 } catch (RemoteException re) { 17585 } 17586 return; 17587 } 17588 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17589 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17590 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17591 mContext.enforceCallingOrSelfPermission( 17592 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17593 "deletePackage for user " + userId); 17594 } 17595 17596 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17597 try { 17598 observer.onPackageDeleted(packageName, 17599 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17600 } catch (RemoteException re) { 17601 } 17602 return; 17603 } 17604 17605 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17606 try { 17607 observer.onPackageDeleted(packageName, 17608 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17609 } catch (RemoteException re) { 17610 } 17611 return; 17612 } 17613 17614 if (DEBUG_REMOVE) { 17615 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17616 + " deleteAllUsers: " + deleteAllUsers + " version=" 17617 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17618 ? "VERSION_CODE_HIGHEST" : versionCode)); 17619 } 17620 // Queue up an async operation since the package deletion may take a little while. 17621 mHandler.post(new Runnable() { 17622 public void run() { 17623 mHandler.removeCallbacks(this); 17624 int returnCode; 17625 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17626 boolean doDeletePackage = true; 17627 if (ps != null) { 17628 final boolean targetIsInstantApp = 17629 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17630 doDeletePackage = !targetIsInstantApp 17631 || canViewInstantApps; 17632 } 17633 if (doDeletePackage) { 17634 if (!deleteAllUsers) { 17635 returnCode = deletePackageX(internalPackageName, versionCode, 17636 userId, deleteFlags); 17637 } else { 17638 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17639 internalPackageName, users); 17640 // If nobody is blocking uninstall, proceed with delete for all users 17641 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17642 returnCode = deletePackageX(internalPackageName, versionCode, 17643 userId, deleteFlags); 17644 } else { 17645 // Otherwise uninstall individually for users with blockUninstalls=false 17646 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17647 for (int userId : users) { 17648 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17649 returnCode = deletePackageX(internalPackageName, versionCode, 17650 userId, userFlags); 17651 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17652 Slog.w(TAG, "Package delete failed for user " + userId 17653 + ", returnCode " + returnCode); 17654 } 17655 } 17656 } 17657 // The app has only been marked uninstalled for certain users. 17658 // We still need to report that delete was blocked 17659 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17660 } 17661 } 17662 } else { 17663 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17664 } 17665 try { 17666 observer.onPackageDeleted(packageName, returnCode, null); 17667 } catch (RemoteException e) { 17668 Log.i(TAG, "Observer no longer exists."); 17669 } //end catch 17670 } //end run 17671 }); 17672 } 17673 17674 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17675 if (pkg.staticSharedLibName != null) { 17676 return pkg.manifestPackageName; 17677 } 17678 return pkg.packageName; 17679 } 17680 17681 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17682 // Handle renamed packages 17683 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17684 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17685 17686 // Is this a static library? 17687 LongSparseArray<SharedLibraryEntry> versionedLib = 17688 mStaticLibsByDeclaringPackage.get(packageName); 17689 if (versionedLib == null || versionedLib.size() <= 0) { 17690 return packageName; 17691 } 17692 17693 // Figure out which lib versions the caller can see 17694 LongSparseLongArray versionsCallerCanSee = null; 17695 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17696 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17697 && callingAppId != Process.ROOT_UID) { 17698 versionsCallerCanSee = new LongSparseLongArray(); 17699 String libName = versionedLib.valueAt(0).info.getName(); 17700 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17701 if (uidPackages != null) { 17702 for (String uidPackage : uidPackages) { 17703 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17704 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17705 if (libIdx >= 0) { 17706 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17707 versionsCallerCanSee.append(libVersion, libVersion); 17708 } 17709 } 17710 } 17711 } 17712 17713 // Caller can see nothing - done 17714 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17715 return packageName; 17716 } 17717 17718 // Find the version the caller can see and the app version code 17719 SharedLibraryEntry highestVersion = null; 17720 final int versionCount = versionedLib.size(); 17721 for (int i = 0; i < versionCount; i++) { 17722 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17723 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17724 libEntry.info.getLongVersion()) < 0) { 17725 continue; 17726 } 17727 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17728 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17729 if (libVersionCode == versionCode) { 17730 return libEntry.apk; 17731 } 17732 } else if (highestVersion == null) { 17733 highestVersion = libEntry; 17734 } else if (libVersionCode > highestVersion.info 17735 .getDeclaringPackage().getLongVersionCode()) { 17736 highestVersion = libEntry; 17737 } 17738 } 17739 17740 if (highestVersion != null) { 17741 return highestVersion.apk; 17742 } 17743 17744 return packageName; 17745 } 17746 17747 boolean isCallerVerifier(int callingUid) { 17748 final int callingUserId = UserHandle.getUserId(callingUid); 17749 return mRequiredVerifierPackage != null && 17750 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17751 } 17752 17753 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17754 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17755 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17756 return true; 17757 } 17758 final int callingUserId = UserHandle.getUserId(callingUid); 17759 // If the caller installed the pkgName, then allow it to silently uninstall. 17760 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17761 return true; 17762 } 17763 17764 // Allow package verifier to silently uninstall. 17765 if (mRequiredVerifierPackage != null && 17766 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17767 return true; 17768 } 17769 17770 // Allow package uninstaller to silently uninstall. 17771 if (mRequiredUninstallerPackage != null && 17772 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17773 return true; 17774 } 17775 17776 // Allow storage manager to silently uninstall. 17777 if (mStorageManagerPackage != null && 17778 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17779 return true; 17780 } 17781 17782 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17783 // uninstall for device owner provisioning. 17784 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17785 == PERMISSION_GRANTED) { 17786 return true; 17787 } 17788 17789 return false; 17790 } 17791 17792 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17793 int[] result = EMPTY_INT_ARRAY; 17794 for (int userId : userIds) { 17795 if (getBlockUninstallForUser(packageName, userId)) { 17796 result = ArrayUtils.appendInt(result, userId); 17797 } 17798 } 17799 return result; 17800 } 17801 17802 @Override 17803 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17804 final int callingUid = Binder.getCallingUid(); 17805 if (getInstantAppPackageName(callingUid) != null 17806 && !isCallerSameApp(packageName, callingUid)) { 17807 return false; 17808 } 17809 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17810 } 17811 17812 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17813 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17814 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17815 try { 17816 if (dpm != null) { 17817 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17818 /* callingUserOnly =*/ false); 17819 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17820 : deviceOwnerComponentName.getPackageName(); 17821 // Does the package contains the device owner? 17822 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17823 // this check is probably not needed, since DO should be registered as a device 17824 // admin on some user too. (Original bug for this: b/17657954) 17825 if (packageName.equals(deviceOwnerPackageName)) { 17826 return true; 17827 } 17828 // Does it contain a device admin for any user? 17829 int[] users; 17830 if (userId == UserHandle.USER_ALL) { 17831 users = sUserManager.getUserIds(); 17832 } else { 17833 users = new int[]{userId}; 17834 } 17835 for (int i = 0; i < users.length; ++i) { 17836 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17837 return true; 17838 } 17839 } 17840 } 17841 } catch (RemoteException e) { 17842 } 17843 return false; 17844 } 17845 17846 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17847 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17848 } 17849 17850 /** 17851 * This method is an internal method that could be get invoked either 17852 * to delete an installed package or to clean up a failed installation. 17853 * After deleting an installed package, a broadcast is sent to notify any 17854 * listeners that the package has been removed. For cleaning up a failed 17855 * installation, the broadcast is not necessary since the package's 17856 * installation wouldn't have sent the initial broadcast either 17857 * The key steps in deleting a package are 17858 * deleting the package information in internal structures like mPackages, 17859 * deleting the packages base directories through installd 17860 * updating mSettings to reflect current status 17861 * persisting settings for later use 17862 * sending a broadcast if necessary 17863 */ 17864 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17865 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17866 final boolean res; 17867 17868 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17869 ? UserHandle.USER_ALL : userId; 17870 17871 if (isPackageDeviceAdmin(packageName, removeUser)) { 17872 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17873 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17874 } 17875 17876 PackageSetting uninstalledPs = null; 17877 PackageParser.Package pkg = null; 17878 17879 // for the uninstall-updates case and restricted profiles, remember the per- 17880 // user handle installed state 17881 int[] allUsers; 17882 synchronized (mPackages) { 17883 uninstalledPs = mSettings.mPackages.get(packageName); 17884 if (uninstalledPs == null) { 17885 Slog.w(TAG, "Not removing non-existent package " + packageName); 17886 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17887 } 17888 17889 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17890 && uninstalledPs.versionCode != versionCode) { 17891 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17892 + uninstalledPs.versionCode + " != " + versionCode); 17893 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17894 } 17895 17896 // Static shared libs can be declared by any package, so let us not 17897 // allow removing a package if it provides a lib others depend on. 17898 pkg = mPackages.get(packageName); 17899 17900 allUsers = sUserManager.getUserIds(); 17901 17902 if (pkg != null && pkg.staticSharedLibName != null) { 17903 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17904 pkg.staticSharedLibVersion); 17905 if (libEntry != null) { 17906 for (int currUserId : allUsers) { 17907 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17908 continue; 17909 } 17910 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17911 libEntry.info, 0, currUserId); 17912 if (!ArrayUtils.isEmpty(libClientPackages)) { 17913 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17914 + " hosting lib " + libEntry.info.getName() + " version " 17915 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17916 + " for user " + currUserId); 17917 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17918 } 17919 } 17920 } 17921 } 17922 17923 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17924 } 17925 17926 final int freezeUser; 17927 if (isUpdatedSystemApp(uninstalledPs) 17928 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17929 // We're downgrading a system app, which will apply to all users, so 17930 // freeze them all during the downgrade 17931 freezeUser = UserHandle.USER_ALL; 17932 } else { 17933 freezeUser = removeUser; 17934 } 17935 17936 synchronized (mInstallLock) { 17937 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17938 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17939 deleteFlags, "deletePackageX")) { 17940 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17941 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17942 } 17943 synchronized (mPackages) { 17944 if (res) { 17945 if (pkg != null) { 17946 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17947 } 17948 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17949 updateInstantAppInstallerLocked(packageName); 17950 } 17951 } 17952 } 17953 17954 if (res) { 17955 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17956 info.sendPackageRemovedBroadcasts(killApp); 17957 info.sendSystemPackageUpdatedBroadcasts(); 17958 info.sendSystemPackageAppearedBroadcasts(); 17959 } 17960 // Force a gc here. 17961 Runtime.getRuntime().gc(); 17962 // Delete the resources here after sending the broadcast to let 17963 // other processes clean up before deleting resources. 17964 if (info.args != null) { 17965 synchronized (mInstallLock) { 17966 info.args.doPostDeleteLI(true); 17967 } 17968 } 17969 17970 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17971 } 17972 17973 static class PackageRemovedInfo { 17974 final PackageSender packageSender; 17975 String removedPackage; 17976 String installerPackageName; 17977 int uid = -1; 17978 int removedAppId = -1; 17979 int[] origUsers; 17980 int[] removedUsers = null; 17981 int[] broadcastUsers = null; 17982 int[] instantUserIds = null; 17983 SparseArray<Integer> installReasons; 17984 boolean isRemovedPackageSystemUpdate = false; 17985 boolean isUpdate; 17986 boolean dataRemoved; 17987 boolean removedForAllUsers; 17988 boolean isStaticSharedLib; 17989 // Clean up resources deleted packages. 17990 InstallArgs args = null; 17991 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17992 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17993 17994 PackageRemovedInfo(PackageSender packageSender) { 17995 this.packageSender = packageSender; 17996 } 17997 17998 void sendPackageRemovedBroadcasts(boolean killApp) { 17999 sendPackageRemovedBroadcastInternal(killApp); 18000 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 18001 for (int i = 0; i < childCount; i++) { 18002 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18003 childInfo.sendPackageRemovedBroadcastInternal(killApp); 18004 } 18005 } 18006 18007 void sendSystemPackageUpdatedBroadcasts() { 18008 if (isRemovedPackageSystemUpdate) { 18009 sendSystemPackageUpdatedBroadcastsInternal(); 18010 final int childCount = (removedChildPackages != null) 18011 ? removedChildPackages.size() : 0; 18012 for (int i = 0; i < childCount; i++) { 18013 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18014 if (childInfo.isRemovedPackageSystemUpdate) { 18015 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 18016 } 18017 } 18018 } 18019 } 18020 18021 void sendSystemPackageAppearedBroadcasts() { 18022 final int packageCount = (appearedChildPackages != null) 18023 ? appearedChildPackages.size() : 0; 18024 for (int i = 0; i < packageCount; i++) { 18025 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 18026 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 18027 true /*sendBootCompleted*/, false /*startReceiver*/, 18028 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 18029 } 18030 } 18031 18032 private void sendSystemPackageUpdatedBroadcastsInternal() { 18033 Bundle extras = new Bundle(2); 18034 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18035 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18036 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18037 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18038 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18039 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18040 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 18041 null, null, 0, removedPackage, null, null, null); 18042 if (installerPackageName != null) { 18043 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18044 removedPackage, extras, 0 /*flags*/, 18045 installerPackageName, null, null, null); 18046 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18047 removedPackage, extras, 0 /*flags*/, 18048 installerPackageName, null, null, null); 18049 } 18050 } 18051 18052 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18053 // Don't send static shared library removal broadcasts as these 18054 // libs are visible only the the apps that depend on them an one 18055 // cannot remove the library if it has a dependency. 18056 if (isStaticSharedLib) { 18057 return; 18058 } 18059 Bundle extras = new Bundle(2); 18060 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18061 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18062 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18063 if (isUpdate || isRemovedPackageSystemUpdate) { 18064 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18065 } 18066 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18067 if (removedPackage != null) { 18068 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18069 removedPackage, extras, 0, null /*targetPackage*/, null, 18070 broadcastUsers, instantUserIds); 18071 if (installerPackageName != null) { 18072 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18073 removedPackage, extras, 0 /*flags*/, 18074 installerPackageName, null, broadcastUsers, instantUserIds); 18075 } 18076 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18077 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18078 removedPackage, extras, 18079 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18080 null, null, broadcastUsers, instantUserIds); 18081 packageSender.notifyPackageRemoved(removedPackage); 18082 } 18083 } 18084 if (removedAppId >= 0) { 18085 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18086 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18087 null, null, broadcastUsers, instantUserIds); 18088 } 18089 } 18090 18091 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18092 removedUsers = userIds; 18093 if (removedUsers == null) { 18094 broadcastUsers = null; 18095 return; 18096 } 18097 18098 broadcastUsers = EMPTY_INT_ARRAY; 18099 instantUserIds = EMPTY_INT_ARRAY; 18100 for (int i = userIds.length - 1; i >= 0; --i) { 18101 final int userId = userIds[i]; 18102 if (deletedPackageSetting.getInstantApp(userId)) { 18103 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18104 } else { 18105 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18106 } 18107 } 18108 } 18109 } 18110 18111 /* 18112 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18113 * flag is not set, the data directory is removed as well. 18114 * make sure this flag is set for partially installed apps. If not its meaningless to 18115 * delete a partially installed application. 18116 */ 18117 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18118 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18119 String packageName = ps.name; 18120 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18121 // Retrieve object to delete permissions for shared user later on 18122 final PackageParser.Package deletedPkg; 18123 final PackageSetting deletedPs; 18124 // reader 18125 synchronized (mPackages) { 18126 deletedPkg = mPackages.get(packageName); 18127 deletedPs = mSettings.mPackages.get(packageName); 18128 if (outInfo != null) { 18129 outInfo.removedPackage = packageName; 18130 outInfo.installerPackageName = ps.installerPackageName; 18131 outInfo.isStaticSharedLib = deletedPkg != null 18132 && deletedPkg.staticSharedLibName != null; 18133 outInfo.populateUsers(deletedPs == null ? null 18134 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18135 } 18136 } 18137 18138 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18139 18140 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18141 final PackageParser.Package resolvedPkg; 18142 if (deletedPkg != null) { 18143 resolvedPkg = deletedPkg; 18144 } else { 18145 // We don't have a parsed package when it lives on an ejected 18146 // adopted storage device, so fake something together 18147 resolvedPkg = new PackageParser.Package(ps.name); 18148 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18149 } 18150 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18151 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18152 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18153 if (outInfo != null) { 18154 outInfo.dataRemoved = true; 18155 } 18156 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18157 } 18158 18159 int removedAppId = -1; 18160 18161 // writer 18162 synchronized (mPackages) { 18163 boolean installedStateChanged = false; 18164 if (deletedPs != null) { 18165 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18166 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18167 clearDefaultBrowserIfNeeded(packageName); 18168 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18169 removedAppId = mSettings.removePackageLPw(packageName); 18170 if (outInfo != null) { 18171 outInfo.removedAppId = removedAppId; 18172 } 18173 mPermissionManager.updatePermissions( 18174 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18175 if (deletedPs.sharedUser != null) { 18176 // Remove permissions associated with package. Since runtime 18177 // permissions are per user we have to kill the removed package 18178 // or packages running under the shared user of the removed 18179 // package if revoking the permissions requested only by the removed 18180 // package is successful and this causes a change in gids. 18181 for (int userId : UserManagerService.getInstance().getUserIds()) { 18182 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18183 userId); 18184 if (userIdToKill == UserHandle.USER_ALL 18185 || userIdToKill >= UserHandle.USER_SYSTEM) { 18186 // If gids changed for this user, kill all affected packages. 18187 mHandler.post(new Runnable() { 18188 @Override 18189 public void run() { 18190 // This has to happen with no lock held. 18191 killApplication(deletedPs.name, deletedPs.appId, 18192 KILL_APP_REASON_GIDS_CHANGED); 18193 } 18194 }); 18195 break; 18196 } 18197 } 18198 } 18199 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18200 } 18201 // make sure to preserve per-user disabled state if this removal was just 18202 // a downgrade of a system app to the factory package 18203 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18204 if (DEBUG_REMOVE) { 18205 Slog.d(TAG, "Propagating install state across downgrade"); 18206 } 18207 for (int userId : allUserHandles) { 18208 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18209 if (DEBUG_REMOVE) { 18210 Slog.d(TAG, " user " + userId + " => " + installed); 18211 } 18212 if (installed != ps.getInstalled(userId)) { 18213 installedStateChanged = true; 18214 } 18215 ps.setInstalled(installed, userId); 18216 } 18217 } 18218 } 18219 // can downgrade to reader 18220 if (writeSettings) { 18221 // Save settings now 18222 mSettings.writeLPr(); 18223 } 18224 if (installedStateChanged) { 18225 mSettings.writeKernelMappingLPr(ps); 18226 } 18227 } 18228 if (removedAppId != -1) { 18229 // A user ID was deleted here. Go through all users and remove it 18230 // from KeyStore. 18231 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18232 } 18233 } 18234 18235 static boolean locationIsPrivileged(String path) { 18236 try { 18237 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18238 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18239 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18240 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18241 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18242 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18243 } catch (IOException e) { 18244 Slog.e(TAG, "Unable to access code path " + path); 18245 } 18246 return false; 18247 } 18248 18249 static boolean locationIsOem(String path) { 18250 try { 18251 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18252 } catch (IOException e) { 18253 Slog.e(TAG, "Unable to access code path " + path); 18254 } 18255 return false; 18256 } 18257 18258 static boolean locationIsVendor(String path) { 18259 try { 18260 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 18261 } catch (IOException e) { 18262 Slog.e(TAG, "Unable to access code path " + path); 18263 } 18264 return false; 18265 } 18266 18267 static boolean locationIsProduct(String path) { 18268 try { 18269 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18270 } catch (IOException e) { 18271 Slog.e(TAG, "Unable to access code path " + path); 18272 } 18273 return false; 18274 } 18275 18276 /* 18277 * Tries to delete system package. 18278 */ 18279 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18280 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18281 boolean writeSettings) { 18282 if (deletedPs.parentPackageName != null) { 18283 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18284 return false; 18285 } 18286 18287 final boolean applyUserRestrictions 18288 = (allUserHandles != null) && (outInfo.origUsers != null); 18289 final PackageSetting disabledPs; 18290 // Confirm if the system package has been updated 18291 // An updated system app can be deleted. This will also have to restore 18292 // the system pkg from system partition 18293 // reader 18294 synchronized (mPackages) { 18295 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18296 } 18297 18298 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18299 + " disabledPs=" + disabledPs); 18300 18301 if (disabledPs == null) { 18302 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18303 return false; 18304 } else if (DEBUG_REMOVE) { 18305 Slog.d(TAG, "Deleting system pkg from data partition"); 18306 } 18307 18308 if (DEBUG_REMOVE) { 18309 if (applyUserRestrictions) { 18310 Slog.d(TAG, "Remembering install states:"); 18311 for (int userId : allUserHandles) { 18312 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18313 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18314 } 18315 } 18316 } 18317 18318 // Delete the updated package 18319 outInfo.isRemovedPackageSystemUpdate = true; 18320 if (outInfo.removedChildPackages != null) { 18321 final int childCount = (deletedPs.childPackageNames != null) 18322 ? deletedPs.childPackageNames.size() : 0; 18323 for (int i = 0; i < childCount; i++) { 18324 String childPackageName = deletedPs.childPackageNames.get(i); 18325 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18326 .contains(childPackageName)) { 18327 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18328 childPackageName); 18329 if (childInfo != null) { 18330 childInfo.isRemovedPackageSystemUpdate = true; 18331 } 18332 } 18333 } 18334 } 18335 18336 if (disabledPs.versionCode < deletedPs.versionCode) { 18337 // Delete data for downgrades 18338 flags &= ~PackageManager.DELETE_KEEP_DATA; 18339 } else { 18340 // Preserve data by setting flag 18341 flags |= PackageManager.DELETE_KEEP_DATA; 18342 } 18343 18344 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18345 outInfo, writeSettings, disabledPs.pkg); 18346 if (!ret) { 18347 return false; 18348 } 18349 18350 // writer 18351 synchronized (mPackages) { 18352 // NOTE: The system package always needs to be enabled; even if it's for 18353 // a compressed stub. If we don't, installing the system package fails 18354 // during scan [scanning checks the disabled packages]. We will reverse 18355 // this later, after we've "installed" the stub. 18356 // Reinstate the old system package 18357 enableSystemPackageLPw(disabledPs.pkg); 18358 // Remove any native libraries from the upgraded package. 18359 removeNativeBinariesLI(deletedPs); 18360 } 18361 18362 // Install the system package 18363 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18364 try { 18365 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18366 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18367 } catch (PackageManagerException e) { 18368 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18369 + e.getMessage()); 18370 return false; 18371 } finally { 18372 if (disabledPs.pkg.isStub) { 18373 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18374 } 18375 } 18376 return true; 18377 } 18378 18379 /** 18380 * Installs a package that's already on the system partition. 18381 */ 18382 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18383 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18384 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18385 throws PackageManagerException { 18386 @ParseFlags int parseFlags = 18387 mDefParseFlags 18388 | PackageParser.PARSE_MUST_BE_APK 18389 | PackageParser.PARSE_IS_SYSTEM_DIR; 18390 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18391 if (isPrivileged || locationIsPrivileged(codePathString)) { 18392 scanFlags |= SCAN_AS_PRIVILEGED; 18393 } 18394 if (locationIsOem(codePathString)) { 18395 scanFlags |= SCAN_AS_OEM; 18396 } 18397 if (locationIsVendor(codePathString)) { 18398 scanFlags |= SCAN_AS_VENDOR; 18399 } 18400 if (locationIsProduct(codePathString)) { 18401 scanFlags |= SCAN_AS_PRODUCT; 18402 } 18403 18404 final File codePath = new File(codePathString); 18405 final PackageParser.Package pkg = 18406 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18407 18408 try { 18409 // update shared libraries for the newly re-installed system package 18410 updateSharedLibrariesLPr(pkg, null); 18411 } catch (PackageManagerException e) { 18412 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18413 } 18414 18415 prepareAppDataAfterInstallLIF(pkg); 18416 18417 // writer 18418 synchronized (mPackages) { 18419 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18420 18421 // Propagate the permissions state as we do not want to drop on the floor 18422 // runtime permissions. The update permissions method below will take 18423 // care of removing obsolete permissions and grant install permissions. 18424 if (origPermissionState != null) { 18425 ps.getPermissionsState().copyFrom(origPermissionState); 18426 } 18427 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18428 mPermissionCallback); 18429 18430 final boolean applyUserRestrictions 18431 = (allUserHandles != null) && (origUserHandles != null); 18432 if (applyUserRestrictions) { 18433 boolean installedStateChanged = false; 18434 if (DEBUG_REMOVE) { 18435 Slog.d(TAG, "Propagating install state across reinstall"); 18436 } 18437 for (int userId : allUserHandles) { 18438 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18439 if (DEBUG_REMOVE) { 18440 Slog.d(TAG, " user " + userId + " => " + installed); 18441 } 18442 if (installed != ps.getInstalled(userId)) { 18443 installedStateChanged = true; 18444 } 18445 ps.setInstalled(installed, userId); 18446 18447 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18448 } 18449 // Regardless of writeSettings we need to ensure that this restriction 18450 // state propagation is persisted 18451 mSettings.writeAllUsersPackageRestrictionsLPr(); 18452 if (installedStateChanged) { 18453 mSettings.writeKernelMappingLPr(ps); 18454 } 18455 } 18456 // can downgrade to reader here 18457 if (writeSettings) { 18458 mSettings.writeLPr(); 18459 } 18460 } 18461 return pkg; 18462 } 18463 18464 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18465 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18466 PackageRemovedInfo outInfo, boolean writeSettings, 18467 PackageParser.Package replacingPackage) { 18468 synchronized (mPackages) { 18469 if (outInfo != null) { 18470 outInfo.uid = ps.appId; 18471 } 18472 18473 if (outInfo != null && outInfo.removedChildPackages != null) { 18474 final int childCount = (ps.childPackageNames != null) 18475 ? ps.childPackageNames.size() : 0; 18476 for (int i = 0; i < childCount; i++) { 18477 String childPackageName = ps.childPackageNames.get(i); 18478 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18479 if (childPs == null) { 18480 return false; 18481 } 18482 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18483 childPackageName); 18484 if (childInfo != null) { 18485 childInfo.uid = childPs.appId; 18486 } 18487 } 18488 } 18489 } 18490 18491 // Delete package data from internal structures and also remove data if flag is set 18492 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18493 18494 // Delete the child packages data 18495 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18496 for (int i = 0; i < childCount; i++) { 18497 PackageSetting childPs; 18498 synchronized (mPackages) { 18499 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18500 } 18501 if (childPs != null) { 18502 PackageRemovedInfo childOutInfo = (outInfo != null 18503 && outInfo.removedChildPackages != null) 18504 ? outInfo.removedChildPackages.get(childPs.name) : null; 18505 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18506 && (replacingPackage != null 18507 && !replacingPackage.hasChildPackage(childPs.name)) 18508 ? flags & ~DELETE_KEEP_DATA : flags; 18509 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18510 deleteFlags, writeSettings); 18511 } 18512 } 18513 18514 // Delete application code and resources only for parent packages 18515 if (ps.parentPackageName == null) { 18516 if (deleteCodeAndResources && (outInfo != null)) { 18517 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18518 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18519 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18520 } 18521 } 18522 18523 return true; 18524 } 18525 18526 @Override 18527 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18528 int userId) { 18529 mContext.enforceCallingOrSelfPermission( 18530 android.Manifest.permission.DELETE_PACKAGES, null); 18531 synchronized (mPackages) { 18532 // Cannot block uninstall of static shared libs as they are 18533 // considered a part of the using app (emulating static linking). 18534 // Also static libs are installed always on internal storage. 18535 PackageParser.Package pkg = mPackages.get(packageName); 18536 if (pkg != null && pkg.staticSharedLibName != null) { 18537 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18538 + " providing static shared library: " + pkg.staticSharedLibName); 18539 return false; 18540 } 18541 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18542 mSettings.writePackageRestrictionsLPr(userId); 18543 } 18544 return true; 18545 } 18546 18547 @Override 18548 public boolean getBlockUninstallForUser(String packageName, int userId) { 18549 synchronized (mPackages) { 18550 final PackageSetting ps = mSettings.mPackages.get(packageName); 18551 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18552 return false; 18553 } 18554 return mSettings.getBlockUninstallLPr(userId, packageName); 18555 } 18556 } 18557 18558 @Override 18559 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18560 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18561 synchronized (mPackages) { 18562 PackageSetting ps = mSettings.mPackages.get(packageName); 18563 if (ps == null) { 18564 Log.w(TAG, "Package doesn't exist: " + packageName); 18565 return false; 18566 } 18567 if (systemUserApp) { 18568 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18569 } else { 18570 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18571 } 18572 mSettings.writeLPr(); 18573 } 18574 return true; 18575 } 18576 18577 /* 18578 * This method handles package deletion in general 18579 */ 18580 private boolean deletePackageLIF(String packageName, UserHandle user, 18581 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18582 PackageRemovedInfo outInfo, boolean writeSettings, 18583 PackageParser.Package replacingPackage) { 18584 if (packageName == null) { 18585 Slog.w(TAG, "Attempt to delete null packageName."); 18586 return false; 18587 } 18588 18589 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18590 18591 PackageSetting ps; 18592 synchronized (mPackages) { 18593 ps = mSettings.mPackages.get(packageName); 18594 if (ps == null) { 18595 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18596 return false; 18597 } 18598 18599 if (ps.parentPackageName != null && (!isSystemApp(ps) 18600 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18601 if (DEBUG_REMOVE) { 18602 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18603 + ((user == null) ? UserHandle.USER_ALL : user)); 18604 } 18605 final int removedUserId = (user != null) ? user.getIdentifier() 18606 : UserHandle.USER_ALL; 18607 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18608 return false; 18609 } 18610 markPackageUninstalledForUserLPw(ps, user); 18611 scheduleWritePackageRestrictionsLocked(user); 18612 return true; 18613 } 18614 } 18615 18616 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18617 && user.getIdentifier() != UserHandle.USER_ALL)) { 18618 // The caller is asking that the package only be deleted for a single 18619 // user. To do this, we just mark its uninstalled state and delete 18620 // its data. If this is a system app, we only allow this to happen if 18621 // they have set the special DELETE_SYSTEM_APP which requests different 18622 // semantics than normal for uninstalling system apps. 18623 markPackageUninstalledForUserLPw(ps, user); 18624 18625 if (!isSystemApp(ps)) { 18626 // Do not uninstall the APK if an app should be cached 18627 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18628 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18629 // Other user still have this package installed, so all 18630 // we need to do is clear this user's data and save that 18631 // it is uninstalled. 18632 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18633 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18634 return false; 18635 } 18636 scheduleWritePackageRestrictionsLocked(user); 18637 return true; 18638 } else { 18639 // We need to set it back to 'installed' so the uninstall 18640 // broadcasts will be sent correctly. 18641 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18642 ps.setInstalled(true, user.getIdentifier()); 18643 mSettings.writeKernelMappingLPr(ps); 18644 } 18645 } else { 18646 // This is a system app, so we assume that the 18647 // other users still have this package installed, so all 18648 // we need to do is clear this user's data and save that 18649 // it is uninstalled. 18650 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18651 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18652 return false; 18653 } 18654 scheduleWritePackageRestrictionsLocked(user); 18655 return true; 18656 } 18657 } 18658 18659 // If we are deleting a composite package for all users, keep track 18660 // of result for each child. 18661 if (ps.childPackageNames != null && outInfo != null) { 18662 synchronized (mPackages) { 18663 final int childCount = ps.childPackageNames.size(); 18664 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18665 for (int i = 0; i < childCount; i++) { 18666 String childPackageName = ps.childPackageNames.get(i); 18667 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18668 childInfo.removedPackage = childPackageName; 18669 childInfo.installerPackageName = ps.installerPackageName; 18670 outInfo.removedChildPackages.put(childPackageName, childInfo); 18671 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18672 if (childPs != null) { 18673 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18674 } 18675 } 18676 } 18677 } 18678 18679 boolean ret = false; 18680 if (isSystemApp(ps)) { 18681 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18682 // When an updated system application is deleted we delete the existing resources 18683 // as well and fall back to existing code in system partition 18684 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18685 } else { 18686 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18687 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18688 outInfo, writeSettings, replacingPackage); 18689 } 18690 18691 // Take a note whether we deleted the package for all users 18692 if (outInfo != null) { 18693 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18694 if (outInfo.removedChildPackages != null) { 18695 synchronized (mPackages) { 18696 final int childCount = outInfo.removedChildPackages.size(); 18697 for (int i = 0; i < childCount; i++) { 18698 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18699 if (childInfo != null) { 18700 childInfo.removedForAllUsers = mPackages.get( 18701 childInfo.removedPackage) == null; 18702 } 18703 } 18704 } 18705 } 18706 // If we uninstalled an update to a system app there may be some 18707 // child packages that appeared as they are declared in the system 18708 // app but were not declared in the update. 18709 if (isSystemApp(ps)) { 18710 synchronized (mPackages) { 18711 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18712 final int childCount = (updatedPs.childPackageNames != null) 18713 ? updatedPs.childPackageNames.size() : 0; 18714 for (int i = 0; i < childCount; i++) { 18715 String childPackageName = updatedPs.childPackageNames.get(i); 18716 if (outInfo.removedChildPackages == null 18717 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18718 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18719 if (childPs == null) { 18720 continue; 18721 } 18722 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18723 installRes.name = childPackageName; 18724 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18725 installRes.pkg = mPackages.get(childPackageName); 18726 installRes.uid = childPs.pkg.applicationInfo.uid; 18727 if (outInfo.appearedChildPackages == null) { 18728 outInfo.appearedChildPackages = new ArrayMap<>(); 18729 } 18730 outInfo.appearedChildPackages.put(childPackageName, installRes); 18731 } 18732 } 18733 } 18734 } 18735 } 18736 18737 return ret; 18738 } 18739 18740 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18741 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18742 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18743 for (int nextUserId : userIds) { 18744 if (DEBUG_REMOVE) { 18745 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18746 } 18747 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18748 false /*installed*/, 18749 true /*stopped*/, 18750 true /*notLaunched*/, 18751 false /*hidden*/, 18752 false /*suspended*/, 18753 false /*instantApp*/, 18754 false /*virtualPreload*/, 18755 null /*lastDisableAppCaller*/, 18756 null /*enabledComponents*/, 18757 null /*disabledComponents*/, 18758 ps.readUserState(nextUserId).domainVerificationStatus, 18759 0, PackageManager.INSTALL_REASON_UNKNOWN, 18760 null /*harmfulAppWarning*/); 18761 } 18762 mSettings.writeKernelMappingLPr(ps); 18763 } 18764 18765 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18766 PackageRemovedInfo outInfo) { 18767 final PackageParser.Package pkg; 18768 synchronized (mPackages) { 18769 pkg = mPackages.get(ps.name); 18770 } 18771 18772 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18773 : new int[] {userId}; 18774 for (int nextUserId : userIds) { 18775 if (DEBUG_REMOVE) { 18776 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18777 + nextUserId); 18778 } 18779 18780 destroyAppDataLIF(pkg, userId, 18781 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18782 destroyAppProfilesLIF(pkg, userId); 18783 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18784 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18785 schedulePackageCleaning(ps.name, nextUserId, false); 18786 synchronized (mPackages) { 18787 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18788 scheduleWritePackageRestrictionsLocked(nextUserId); 18789 } 18790 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18791 } 18792 } 18793 18794 if (outInfo != null) { 18795 outInfo.removedPackage = ps.name; 18796 outInfo.installerPackageName = ps.installerPackageName; 18797 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18798 outInfo.removedAppId = ps.appId; 18799 outInfo.removedUsers = userIds; 18800 outInfo.broadcastUsers = userIds; 18801 } 18802 18803 return true; 18804 } 18805 18806 private final class ClearStorageConnection implements ServiceConnection { 18807 IMediaContainerService mContainerService; 18808 18809 @Override 18810 public void onServiceConnected(ComponentName name, IBinder service) { 18811 synchronized (this) { 18812 mContainerService = IMediaContainerService.Stub 18813 .asInterface(Binder.allowBlocking(service)); 18814 notifyAll(); 18815 } 18816 } 18817 18818 @Override 18819 public void onServiceDisconnected(ComponentName name) { 18820 } 18821 } 18822 18823 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18824 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18825 18826 final boolean mounted; 18827 if (Environment.isExternalStorageEmulated()) { 18828 mounted = true; 18829 } else { 18830 final String status = Environment.getExternalStorageState(); 18831 18832 mounted = status.equals(Environment.MEDIA_MOUNTED) 18833 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18834 } 18835 18836 if (!mounted) { 18837 return; 18838 } 18839 18840 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18841 int[] users; 18842 if (userId == UserHandle.USER_ALL) { 18843 users = sUserManager.getUserIds(); 18844 } else { 18845 users = new int[] { userId }; 18846 } 18847 final ClearStorageConnection conn = new ClearStorageConnection(); 18848 if (mContext.bindServiceAsUser( 18849 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18850 try { 18851 for (int curUser : users) { 18852 long timeout = SystemClock.uptimeMillis() + 5000; 18853 synchronized (conn) { 18854 long now; 18855 while (conn.mContainerService == null && 18856 (now = SystemClock.uptimeMillis()) < timeout) { 18857 try { 18858 conn.wait(timeout - now); 18859 } catch (InterruptedException e) { 18860 } 18861 } 18862 } 18863 if (conn.mContainerService == null) { 18864 return; 18865 } 18866 18867 final UserEnvironment userEnv = new UserEnvironment(curUser); 18868 clearDirectory(conn.mContainerService, 18869 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18870 if (allData) { 18871 clearDirectory(conn.mContainerService, 18872 userEnv.buildExternalStorageAppDataDirs(packageName)); 18873 clearDirectory(conn.mContainerService, 18874 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18875 } 18876 } 18877 } finally { 18878 mContext.unbindService(conn); 18879 } 18880 } 18881 } 18882 18883 @Override 18884 public void clearApplicationProfileData(String packageName) { 18885 enforceSystemOrRoot("Only the system can clear all profile data"); 18886 18887 final PackageParser.Package pkg; 18888 synchronized (mPackages) { 18889 pkg = mPackages.get(packageName); 18890 } 18891 18892 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18893 synchronized (mInstallLock) { 18894 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18895 } 18896 } 18897 } 18898 18899 @Override 18900 public void clearApplicationUserData(final String packageName, 18901 final IPackageDataObserver observer, final int userId) { 18902 mContext.enforceCallingOrSelfPermission( 18903 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18904 18905 final int callingUid = Binder.getCallingUid(); 18906 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18907 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18908 18909 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18910 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18911 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18912 throw new SecurityException("Cannot clear data for a protected package: " 18913 + packageName); 18914 } 18915 // Queue up an async operation since the package deletion may take a little while. 18916 mHandler.post(new Runnable() { 18917 public void run() { 18918 mHandler.removeCallbacks(this); 18919 final boolean succeeded; 18920 if (!filterApp) { 18921 try (PackageFreezer freezer = freezePackage(packageName, 18922 "clearApplicationUserData")) { 18923 synchronized (mInstallLock) { 18924 succeeded = clearApplicationUserDataLIF(packageName, userId); 18925 } 18926 clearExternalStorageDataSync(packageName, userId, true); 18927 synchronized (mPackages) { 18928 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18929 packageName, userId); 18930 } 18931 } 18932 if (succeeded) { 18933 // invoke DeviceStorageMonitor's update method to clear any notifications 18934 DeviceStorageMonitorInternal dsm = LocalServices 18935 .getService(DeviceStorageMonitorInternal.class); 18936 if (dsm != null) { 18937 dsm.checkMemory(); 18938 } 18939 } 18940 } else { 18941 succeeded = false; 18942 } 18943 if (observer != null) { 18944 try { 18945 observer.onRemoveCompleted(packageName, succeeded); 18946 } catch (RemoteException e) { 18947 Log.i(TAG, "Observer no longer exists."); 18948 } 18949 } //end if observer 18950 } //end run 18951 }); 18952 } 18953 18954 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18955 if (packageName == null) { 18956 Slog.w(TAG, "Attempt to delete null packageName."); 18957 return false; 18958 } 18959 18960 // Try finding details about the requested package 18961 PackageParser.Package pkg; 18962 synchronized (mPackages) { 18963 pkg = mPackages.get(packageName); 18964 if (pkg == null) { 18965 final PackageSetting ps = mSettings.mPackages.get(packageName); 18966 if (ps != null) { 18967 pkg = ps.pkg; 18968 } 18969 } 18970 18971 if (pkg == null) { 18972 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18973 return false; 18974 } 18975 18976 PackageSetting ps = (PackageSetting) pkg.mExtras; 18977 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18978 } 18979 18980 clearAppDataLIF(pkg, userId, 18981 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18982 18983 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18984 removeKeystoreDataIfNeeded(userId, appId); 18985 18986 UserManagerInternal umInternal = getUserManagerInternal(); 18987 final int flags; 18988 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18989 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18990 } else if (umInternal.isUserRunning(userId)) { 18991 flags = StorageManager.FLAG_STORAGE_DE; 18992 } else { 18993 flags = 0; 18994 } 18995 prepareAppDataContentsLIF(pkg, userId, flags); 18996 18997 return true; 18998 } 18999 19000 /** 19001 * Reverts user permission state changes (permissions and flags) in 19002 * all packages for a given user. 19003 * 19004 * @param userId The device user for which to do a reset. 19005 */ 19006 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 19007 final int packageCount = mPackages.size(); 19008 for (int i = 0; i < packageCount; i++) { 19009 PackageParser.Package pkg = mPackages.valueAt(i); 19010 PackageSetting ps = (PackageSetting) pkg.mExtras; 19011 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19012 } 19013 } 19014 19015 private void resetNetworkPolicies(int userId) { 19016 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 19017 } 19018 19019 /** 19020 * Reverts user permission state changes (permissions and flags). 19021 * 19022 * @param ps The package for which to reset. 19023 * @param userId The device user for which to do a reset. 19024 */ 19025 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 19026 final PackageSetting ps, final int userId) { 19027 if (ps.pkg == null) { 19028 return; 19029 } 19030 19031 // These are flags that can change base on user actions. 19032 final int userSettableMask = FLAG_PERMISSION_USER_SET 19033 | FLAG_PERMISSION_USER_FIXED 19034 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 19035 | FLAG_PERMISSION_REVIEW_REQUIRED; 19036 19037 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 19038 | FLAG_PERMISSION_POLICY_FIXED; 19039 19040 boolean writeInstallPermissions = false; 19041 boolean writeRuntimePermissions = false; 19042 19043 final int permissionCount = ps.pkg.requestedPermissions.size(); 19044 for (int i = 0; i < permissionCount; i++) { 19045 final String permName = ps.pkg.requestedPermissions.get(i); 19046 final BasePermission bp = 19047 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19048 if (bp == null) { 19049 continue; 19050 } 19051 19052 // If shared user we just reset the state to which only this app contributed. 19053 if (ps.sharedUser != null) { 19054 boolean used = false; 19055 final int packageCount = ps.sharedUser.packages.size(); 19056 for (int j = 0; j < packageCount; j++) { 19057 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19058 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19059 && pkg.pkg.requestedPermissions.contains(permName)) { 19060 used = true; 19061 break; 19062 } 19063 } 19064 if (used) { 19065 continue; 19066 } 19067 } 19068 19069 final PermissionsState permissionsState = ps.getPermissionsState(); 19070 19071 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19072 19073 // Always clear the user settable flags. 19074 final boolean hasInstallState = 19075 permissionsState.getInstallPermissionState(permName) != null; 19076 // If permission review is enabled and this is a legacy app, mark the 19077 // permission as requiring a review as this is the initial state. 19078 int flags = 0; 19079 if (mSettings.mPermissions.mPermissionReviewRequired 19080 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19081 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19082 } 19083 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19084 if (hasInstallState) { 19085 writeInstallPermissions = true; 19086 } else { 19087 writeRuntimePermissions = true; 19088 } 19089 } 19090 19091 // Below is only runtime permission handling. 19092 if (!bp.isRuntime()) { 19093 continue; 19094 } 19095 19096 // Never clobber system or policy. 19097 if ((oldFlags & policyOrSystemFlags) != 0) { 19098 continue; 19099 } 19100 19101 // If this permission was granted by default, make sure it is. 19102 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19103 if (permissionsState.grantRuntimePermission(bp, userId) 19104 != PERMISSION_OPERATION_FAILURE) { 19105 writeRuntimePermissions = true; 19106 } 19107 // If permission review is enabled the permissions for a legacy apps 19108 // are represented as constantly granted runtime ones, so don't revoke. 19109 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19110 // Otherwise, reset the permission. 19111 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19112 switch (revokeResult) { 19113 case PERMISSION_OPERATION_SUCCESS: 19114 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19115 writeRuntimePermissions = true; 19116 final int appId = ps.appId; 19117 mHandler.post(new Runnable() { 19118 @Override 19119 public void run() { 19120 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19121 } 19122 }); 19123 } break; 19124 } 19125 } 19126 } 19127 19128 // Synchronously write as we are taking permissions away. 19129 if (writeRuntimePermissions) { 19130 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19131 } 19132 19133 // Synchronously write as we are taking permissions away. 19134 if (writeInstallPermissions) { 19135 mSettings.writeLPr(); 19136 } 19137 } 19138 19139 /** 19140 * Remove entries from the keystore daemon. Will only remove it if the 19141 * {@code appId} is valid. 19142 */ 19143 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19144 if (appId < 0) { 19145 return; 19146 } 19147 19148 final KeyStore keyStore = KeyStore.getInstance(); 19149 if (keyStore != null) { 19150 if (userId == UserHandle.USER_ALL) { 19151 for (final int individual : sUserManager.getUserIds()) { 19152 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19153 } 19154 } else { 19155 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19156 } 19157 } else { 19158 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19159 } 19160 } 19161 19162 @Override 19163 public void deleteApplicationCacheFiles(final String packageName, 19164 final IPackageDataObserver observer) { 19165 final int userId = UserHandle.getCallingUserId(); 19166 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19167 } 19168 19169 @Override 19170 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19171 final IPackageDataObserver observer) { 19172 final int callingUid = Binder.getCallingUid(); 19173 mContext.enforceCallingOrSelfPermission( 19174 android.Manifest.permission.DELETE_CACHE_FILES, null); 19175 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19176 /* requireFullPermission= */ true, /* checkShell= */ false, 19177 "delete application cache files"); 19178 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19179 android.Manifest.permission.ACCESS_INSTANT_APPS); 19180 19181 final PackageParser.Package pkg; 19182 synchronized (mPackages) { 19183 pkg = mPackages.get(packageName); 19184 } 19185 19186 // Queue up an async operation since the package deletion may take a little while. 19187 mHandler.post(new Runnable() { 19188 public void run() { 19189 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19190 boolean doClearData = true; 19191 if (ps != null) { 19192 final boolean targetIsInstantApp = 19193 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19194 doClearData = !targetIsInstantApp 19195 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19196 } 19197 if (doClearData) { 19198 synchronized (mInstallLock) { 19199 final int flags = StorageManager.FLAG_STORAGE_DE 19200 | StorageManager.FLAG_STORAGE_CE; 19201 // We're only clearing cache files, so we don't care if the 19202 // app is unfrozen and still able to run 19203 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19204 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19205 } 19206 clearExternalStorageDataSync(packageName, userId, false); 19207 } 19208 if (observer != null) { 19209 try { 19210 observer.onRemoveCompleted(packageName, true); 19211 } catch (RemoteException e) { 19212 Log.i(TAG, "Observer no longer exists."); 19213 } 19214 } 19215 } 19216 }); 19217 } 19218 19219 @Override 19220 public void getPackageSizeInfo(final String packageName, int userHandle, 19221 final IPackageStatsObserver observer) { 19222 throw new UnsupportedOperationException( 19223 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19224 } 19225 19226 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19227 final PackageSetting ps; 19228 synchronized (mPackages) { 19229 ps = mSettings.mPackages.get(packageName); 19230 if (ps == null) { 19231 Slog.w(TAG, "Failed to find settings for " + packageName); 19232 return false; 19233 } 19234 } 19235 19236 final String[] packageNames = { packageName }; 19237 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19238 final String[] codePaths = { ps.codePathString }; 19239 19240 try { 19241 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19242 ps.appId, ceDataInodes, codePaths, stats); 19243 19244 // For now, ignore code size of packages on system partition 19245 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19246 stats.codeSize = 0; 19247 } 19248 19249 // External clients expect these to be tracked separately 19250 stats.dataSize -= stats.cacheSize; 19251 19252 } catch (InstallerException e) { 19253 Slog.w(TAG, String.valueOf(e)); 19254 return false; 19255 } 19256 19257 return true; 19258 } 19259 19260 private int getUidTargetSdkVersionLockedLPr(int uid) { 19261 Object obj = mSettings.getUserIdLPr(uid); 19262 if (obj instanceof SharedUserSetting) { 19263 final SharedUserSetting sus = (SharedUserSetting) obj; 19264 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19265 final Iterator<PackageSetting> it = sus.packages.iterator(); 19266 while (it.hasNext()) { 19267 final PackageSetting ps = it.next(); 19268 if (ps.pkg != null) { 19269 int v = ps.pkg.applicationInfo.targetSdkVersion; 19270 if (v < vers) vers = v; 19271 } 19272 } 19273 return vers; 19274 } else if (obj instanceof PackageSetting) { 19275 final PackageSetting ps = (PackageSetting) obj; 19276 if (ps.pkg != null) { 19277 return ps.pkg.applicationInfo.targetSdkVersion; 19278 } 19279 } 19280 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19281 } 19282 19283 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19284 final PackageParser.Package p = mPackages.get(packageName); 19285 if (p != null) { 19286 return p.applicationInfo.targetSdkVersion; 19287 } 19288 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19289 } 19290 19291 @Override 19292 public void addPreferredActivity(IntentFilter filter, int match, 19293 ComponentName[] set, ComponentName activity, int userId) { 19294 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19295 "Adding preferred"); 19296 } 19297 19298 private void addPreferredActivityInternal(IntentFilter filter, int match, 19299 ComponentName[] set, ComponentName activity, boolean always, int userId, 19300 String opname) { 19301 // writer 19302 int callingUid = Binder.getCallingUid(); 19303 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19304 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19305 if (filter.countActions() == 0) { 19306 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19307 return; 19308 } 19309 synchronized (mPackages) { 19310 if (mContext.checkCallingOrSelfPermission( 19311 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19312 != PackageManager.PERMISSION_GRANTED) { 19313 if (getUidTargetSdkVersionLockedLPr(callingUid) 19314 < Build.VERSION_CODES.FROYO) { 19315 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19316 + callingUid); 19317 return; 19318 } 19319 mContext.enforceCallingOrSelfPermission( 19320 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19321 } 19322 19323 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19324 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19325 + userId + ":"); 19326 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19327 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19328 scheduleWritePackageRestrictionsLocked(userId); 19329 postPreferredActivityChangedBroadcast(userId); 19330 } 19331 } 19332 19333 private void postPreferredActivityChangedBroadcast(int userId) { 19334 mHandler.post(() -> { 19335 final IActivityManager am = ActivityManager.getService(); 19336 if (am == null) { 19337 return; 19338 } 19339 19340 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19341 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19342 try { 19343 am.broadcastIntent(null, intent, null, null, 19344 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19345 null, false, false, userId); 19346 } catch (RemoteException e) { 19347 } 19348 }); 19349 } 19350 19351 @Override 19352 public void replacePreferredActivity(IntentFilter filter, int match, 19353 ComponentName[] set, ComponentName activity, int userId) { 19354 if (filter.countActions() != 1) { 19355 throw new IllegalArgumentException( 19356 "replacePreferredActivity expects filter to have only 1 action."); 19357 } 19358 if (filter.countDataAuthorities() != 0 19359 || filter.countDataPaths() != 0 19360 || filter.countDataSchemes() > 1 19361 || filter.countDataTypes() != 0) { 19362 throw new IllegalArgumentException( 19363 "replacePreferredActivity expects filter to have no data authorities, " + 19364 "paths, or types; and at most one scheme."); 19365 } 19366 19367 final int callingUid = Binder.getCallingUid(); 19368 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19369 true /* requireFullPermission */, false /* checkShell */, 19370 "replace preferred activity"); 19371 synchronized (mPackages) { 19372 if (mContext.checkCallingOrSelfPermission( 19373 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19374 != PackageManager.PERMISSION_GRANTED) { 19375 if (getUidTargetSdkVersionLockedLPr(callingUid) 19376 < Build.VERSION_CODES.FROYO) { 19377 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19378 + Binder.getCallingUid()); 19379 return; 19380 } 19381 mContext.enforceCallingOrSelfPermission( 19382 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19383 } 19384 19385 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19386 if (pir != null) { 19387 // Get all of the existing entries that exactly match this filter. 19388 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19389 if (existing != null && existing.size() == 1) { 19390 PreferredActivity cur = existing.get(0); 19391 if (DEBUG_PREFERRED) { 19392 Slog.i(TAG, "Checking replace of preferred:"); 19393 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19394 if (!cur.mPref.mAlways) { 19395 Slog.i(TAG, " -- CUR; not mAlways!"); 19396 } else { 19397 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19398 Slog.i(TAG, " -- CUR: mSet=" 19399 + Arrays.toString(cur.mPref.mSetComponents)); 19400 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19401 Slog.i(TAG, " -- NEW: mMatch=" 19402 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19403 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19404 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19405 } 19406 } 19407 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19408 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19409 && cur.mPref.sameSet(set)) { 19410 // Setting the preferred activity to what it happens to be already 19411 if (DEBUG_PREFERRED) { 19412 Slog.i(TAG, "Replacing with same preferred activity " 19413 + cur.mPref.mShortComponent + " for user " 19414 + userId + ":"); 19415 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19416 } 19417 return; 19418 } 19419 } 19420 19421 if (existing != null) { 19422 if (DEBUG_PREFERRED) { 19423 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19424 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19425 } 19426 for (int i = 0; i < existing.size(); i++) { 19427 PreferredActivity pa = existing.get(i); 19428 if (DEBUG_PREFERRED) { 19429 Slog.i(TAG, "Removing existing preferred activity " 19430 + pa.mPref.mComponent + ":"); 19431 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19432 } 19433 pir.removeFilter(pa); 19434 } 19435 } 19436 } 19437 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19438 "Replacing preferred"); 19439 } 19440 } 19441 19442 @Override 19443 public void clearPackagePreferredActivities(String packageName) { 19444 final int callingUid = Binder.getCallingUid(); 19445 if (getInstantAppPackageName(callingUid) != null) { 19446 return; 19447 } 19448 // writer 19449 synchronized (mPackages) { 19450 PackageParser.Package pkg = mPackages.get(packageName); 19451 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19452 if (mContext.checkCallingOrSelfPermission( 19453 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19454 != PackageManager.PERMISSION_GRANTED) { 19455 if (getUidTargetSdkVersionLockedLPr(callingUid) 19456 < Build.VERSION_CODES.FROYO) { 19457 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19458 + callingUid); 19459 return; 19460 } 19461 mContext.enforceCallingOrSelfPermission( 19462 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19463 } 19464 } 19465 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19466 if (ps != null 19467 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19468 return; 19469 } 19470 int user = UserHandle.getCallingUserId(); 19471 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19472 scheduleWritePackageRestrictionsLocked(user); 19473 } 19474 } 19475 } 19476 19477 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19478 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19479 ArrayList<PreferredActivity> removed = null; 19480 boolean changed = false; 19481 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19482 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19483 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19484 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19485 continue; 19486 } 19487 Iterator<PreferredActivity> it = pir.filterIterator(); 19488 while (it.hasNext()) { 19489 PreferredActivity pa = it.next(); 19490 // Mark entry for removal only if it matches the package name 19491 // and the entry is of type "always". 19492 if (packageName == null || 19493 (pa.mPref.mComponent.getPackageName().equals(packageName) 19494 && pa.mPref.mAlways)) { 19495 if (removed == null) { 19496 removed = new ArrayList<PreferredActivity>(); 19497 } 19498 removed.add(pa); 19499 } 19500 } 19501 if (removed != null) { 19502 for (int j=0; j<removed.size(); j++) { 19503 PreferredActivity pa = removed.get(j); 19504 pir.removeFilter(pa); 19505 } 19506 changed = true; 19507 } 19508 } 19509 if (changed) { 19510 postPreferredActivityChangedBroadcast(userId); 19511 } 19512 return changed; 19513 } 19514 19515 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19516 private void clearIntentFilterVerificationsLPw(int userId) { 19517 final int packageCount = mPackages.size(); 19518 for (int i = 0; i < packageCount; i++) { 19519 PackageParser.Package pkg = mPackages.valueAt(i); 19520 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19521 } 19522 } 19523 19524 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19525 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19526 if (userId == UserHandle.USER_ALL) { 19527 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19528 sUserManager.getUserIds())) { 19529 for (int oneUserId : sUserManager.getUserIds()) { 19530 scheduleWritePackageRestrictionsLocked(oneUserId); 19531 } 19532 } 19533 } else { 19534 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19535 scheduleWritePackageRestrictionsLocked(userId); 19536 } 19537 } 19538 } 19539 19540 /** Clears state for all users, and touches intent filter verification policy */ 19541 void clearDefaultBrowserIfNeeded(String packageName) { 19542 for (int oneUserId : sUserManager.getUserIds()) { 19543 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19544 } 19545 } 19546 19547 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19548 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19549 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19550 if (packageName.equals(defaultBrowserPackageName)) { 19551 setDefaultBrowserPackageName(null, userId); 19552 } 19553 } 19554 } 19555 19556 @Override 19557 public void resetApplicationPreferences(int userId) { 19558 mContext.enforceCallingOrSelfPermission( 19559 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19560 final long identity = Binder.clearCallingIdentity(); 19561 // writer 19562 try { 19563 synchronized (mPackages) { 19564 clearPackagePreferredActivitiesLPw(null, userId); 19565 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19566 // TODO: We have to reset the default SMS and Phone. This requires 19567 // significant refactoring to keep all default apps in the package 19568 // manager (cleaner but more work) or have the services provide 19569 // callbacks to the package manager to request a default app reset. 19570 applyFactoryDefaultBrowserLPw(userId); 19571 clearIntentFilterVerificationsLPw(userId); 19572 primeDomainVerificationsLPw(userId); 19573 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19574 scheduleWritePackageRestrictionsLocked(userId); 19575 } 19576 resetNetworkPolicies(userId); 19577 } finally { 19578 Binder.restoreCallingIdentity(identity); 19579 } 19580 } 19581 19582 @Override 19583 public int getPreferredActivities(List<IntentFilter> outFilters, 19584 List<ComponentName> outActivities, String packageName) { 19585 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19586 return 0; 19587 } 19588 int num = 0; 19589 final int userId = UserHandle.getCallingUserId(); 19590 // reader 19591 synchronized (mPackages) { 19592 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19593 if (pir != null) { 19594 final Iterator<PreferredActivity> it = pir.filterIterator(); 19595 while (it.hasNext()) { 19596 final PreferredActivity pa = it.next(); 19597 if (packageName == null 19598 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19599 && pa.mPref.mAlways)) { 19600 if (outFilters != null) { 19601 outFilters.add(new IntentFilter(pa)); 19602 } 19603 if (outActivities != null) { 19604 outActivities.add(pa.mPref.mComponent); 19605 } 19606 } 19607 } 19608 } 19609 } 19610 19611 return num; 19612 } 19613 19614 @Override 19615 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19616 int userId) { 19617 int callingUid = Binder.getCallingUid(); 19618 if (callingUid != Process.SYSTEM_UID) { 19619 throw new SecurityException( 19620 "addPersistentPreferredActivity can only be run by the system"); 19621 } 19622 if (filter.countActions() == 0) { 19623 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19624 return; 19625 } 19626 synchronized (mPackages) { 19627 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19628 ":"); 19629 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19630 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19631 new PersistentPreferredActivity(filter, activity)); 19632 scheduleWritePackageRestrictionsLocked(userId); 19633 postPreferredActivityChangedBroadcast(userId); 19634 } 19635 } 19636 19637 @Override 19638 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19639 int callingUid = Binder.getCallingUid(); 19640 if (callingUid != Process.SYSTEM_UID) { 19641 throw new SecurityException( 19642 "clearPackagePersistentPreferredActivities can only be run by the system"); 19643 } 19644 ArrayList<PersistentPreferredActivity> removed = null; 19645 boolean changed = false; 19646 synchronized (mPackages) { 19647 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19648 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19649 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19650 .valueAt(i); 19651 if (userId != thisUserId) { 19652 continue; 19653 } 19654 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19655 while (it.hasNext()) { 19656 PersistentPreferredActivity ppa = it.next(); 19657 // Mark entry for removal only if it matches the package name. 19658 if (ppa.mComponent.getPackageName().equals(packageName)) { 19659 if (removed == null) { 19660 removed = new ArrayList<PersistentPreferredActivity>(); 19661 } 19662 removed.add(ppa); 19663 } 19664 } 19665 if (removed != null) { 19666 for (int j=0; j<removed.size(); j++) { 19667 PersistentPreferredActivity ppa = removed.get(j); 19668 ppir.removeFilter(ppa); 19669 } 19670 changed = true; 19671 } 19672 } 19673 19674 if (changed) { 19675 scheduleWritePackageRestrictionsLocked(userId); 19676 postPreferredActivityChangedBroadcast(userId); 19677 } 19678 } 19679 } 19680 19681 /** 19682 * Common machinery for picking apart a restored XML blob and passing 19683 * it to a caller-supplied functor to be applied to the running system. 19684 */ 19685 private void restoreFromXml(XmlPullParser parser, int userId, 19686 String expectedStartTag, BlobXmlRestorer functor) 19687 throws IOException, XmlPullParserException { 19688 int type; 19689 while ((type = parser.next()) != XmlPullParser.START_TAG 19690 && type != XmlPullParser.END_DOCUMENT) { 19691 } 19692 if (type != XmlPullParser.START_TAG) { 19693 // oops didn't find a start tag?! 19694 if (DEBUG_BACKUP) { 19695 Slog.e(TAG, "Didn't find start tag during restore"); 19696 } 19697 return; 19698 } 19699Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19700 // this is supposed to be TAG_PREFERRED_BACKUP 19701 if (!expectedStartTag.equals(parser.getName())) { 19702 if (DEBUG_BACKUP) { 19703 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19704 } 19705 return; 19706 } 19707 19708 // skip interfering stuff, then we're aligned with the backing implementation 19709 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19710Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19711 functor.apply(parser, userId); 19712 } 19713 19714 private interface BlobXmlRestorer { 19715 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19716 } 19717 19718 /** 19719 * Non-Binder method, support for the backup/restore mechanism: write the 19720 * full set of preferred activities in its canonical XML format. Returns the 19721 * XML output as a byte array, or null if there is none. 19722 */ 19723 @Override 19724 public byte[] getPreferredActivityBackup(int userId) { 19725 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19726 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19727 } 19728 19729 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19730 try { 19731 final XmlSerializer serializer = new FastXmlSerializer(); 19732 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19733 serializer.startDocument(null, true); 19734 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19735 19736 synchronized (mPackages) { 19737 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19738 } 19739 19740 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19741 serializer.endDocument(); 19742 serializer.flush(); 19743 } catch (Exception e) { 19744 if (DEBUG_BACKUP) { 19745 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19746 } 19747 return null; 19748 } 19749 19750 return dataStream.toByteArray(); 19751 } 19752 19753 @Override 19754 public void restorePreferredActivities(byte[] backup, int userId) { 19755 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19756 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19757 } 19758 19759 try { 19760 final XmlPullParser parser = Xml.newPullParser(); 19761 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19762 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19763 new BlobXmlRestorer() { 19764 @Override 19765 public void apply(XmlPullParser parser, int userId) 19766 throws XmlPullParserException, IOException { 19767 synchronized (mPackages) { 19768 mSettings.readPreferredActivitiesLPw(parser, userId); 19769 } 19770 } 19771 } ); 19772 } catch (Exception e) { 19773 if (DEBUG_BACKUP) { 19774 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19775 } 19776 } 19777 } 19778 19779 /** 19780 * Non-Binder method, support for the backup/restore mechanism: write the 19781 * default browser (etc) settings in its canonical XML format. Returns the default 19782 * browser XML representation as a byte array, or null if there is none. 19783 */ 19784 @Override 19785 public byte[] getDefaultAppsBackup(int userId) { 19786 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19787 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19788 } 19789 19790 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19791 try { 19792 final XmlSerializer serializer = new FastXmlSerializer(); 19793 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19794 serializer.startDocument(null, true); 19795 serializer.startTag(null, TAG_DEFAULT_APPS); 19796 19797 synchronized (mPackages) { 19798 mSettings.writeDefaultAppsLPr(serializer, userId); 19799 } 19800 19801 serializer.endTag(null, TAG_DEFAULT_APPS); 19802 serializer.endDocument(); 19803 serializer.flush(); 19804 } catch (Exception e) { 19805 if (DEBUG_BACKUP) { 19806 Slog.e(TAG, "Unable to write default apps for backup", e); 19807 } 19808 return null; 19809 } 19810 19811 return dataStream.toByteArray(); 19812 } 19813 19814 @Override 19815 public void restoreDefaultApps(byte[] backup, int userId) { 19816 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19817 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19818 } 19819 19820 try { 19821 final XmlPullParser parser = Xml.newPullParser(); 19822 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19823 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19824 new BlobXmlRestorer() { 19825 @Override 19826 public void apply(XmlPullParser parser, int userId) 19827 throws XmlPullParserException, IOException { 19828 synchronized (mPackages) { 19829 mSettings.readDefaultAppsLPw(parser, userId); 19830 } 19831 } 19832 } ); 19833 } catch (Exception e) { 19834 if (DEBUG_BACKUP) { 19835 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19836 } 19837 } 19838 } 19839 19840 @Override 19841 public byte[] getIntentFilterVerificationBackup(int userId) { 19842 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19843 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19844 } 19845 19846 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19847 try { 19848 final XmlSerializer serializer = new FastXmlSerializer(); 19849 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19850 serializer.startDocument(null, true); 19851 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19852 19853 synchronized (mPackages) { 19854 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19855 } 19856 19857 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19858 serializer.endDocument(); 19859 serializer.flush(); 19860 } catch (Exception e) { 19861 if (DEBUG_BACKUP) { 19862 Slog.e(TAG, "Unable to write default apps for backup", e); 19863 } 19864 return null; 19865 } 19866 19867 return dataStream.toByteArray(); 19868 } 19869 19870 @Override 19871 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19872 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19873 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19874 } 19875 19876 try { 19877 final XmlPullParser parser = Xml.newPullParser(); 19878 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19879 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19880 new BlobXmlRestorer() { 19881 @Override 19882 public void apply(XmlPullParser parser, int userId) 19883 throws XmlPullParserException, IOException { 19884 synchronized (mPackages) { 19885 mSettings.readAllDomainVerificationsLPr(parser, userId); 19886 mSettings.writeLPr(); 19887 } 19888 } 19889 } ); 19890 } catch (Exception e) { 19891 if (DEBUG_BACKUP) { 19892 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19893 } 19894 } 19895 } 19896 19897 @Override 19898 public byte[] getPermissionGrantBackup(int userId) { 19899 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19900 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19901 } 19902 19903 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19904 try { 19905 final XmlSerializer serializer = new FastXmlSerializer(); 19906 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19907 serializer.startDocument(null, true); 19908 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19909 19910 synchronized (mPackages) { 19911 serializeRuntimePermissionGrantsLPr(serializer, userId); 19912 } 19913 19914 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19915 serializer.endDocument(); 19916 serializer.flush(); 19917 } catch (Exception e) { 19918 if (DEBUG_BACKUP) { 19919 Slog.e(TAG, "Unable to write default apps for backup", e); 19920 } 19921 return null; 19922 } 19923 19924 return dataStream.toByteArray(); 19925 } 19926 19927 @Override 19928 public void restorePermissionGrants(byte[] backup, int userId) { 19929 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19930 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19931 } 19932 19933 try { 19934 final XmlPullParser parser = Xml.newPullParser(); 19935 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19936 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19937 new BlobXmlRestorer() { 19938 @Override 19939 public void apply(XmlPullParser parser, int userId) 19940 throws XmlPullParserException, IOException { 19941 synchronized (mPackages) { 19942 processRestoredPermissionGrantsLPr(parser, userId); 19943 } 19944 } 19945 } ); 19946 } catch (Exception e) { 19947 if (DEBUG_BACKUP) { 19948 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19949 } 19950 } 19951 } 19952 19953 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19954 throws IOException { 19955 serializer.startTag(null, TAG_ALL_GRANTS); 19956 19957 final int N = mSettings.mPackages.size(); 19958 for (int i = 0; i < N; i++) { 19959 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19960 boolean pkgGrantsKnown = false; 19961 19962 PermissionsState packagePerms = ps.getPermissionsState(); 19963 19964 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19965 final int grantFlags = state.getFlags(); 19966 // only look at grants that are not system/policy fixed 19967 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19968 final boolean isGranted = state.isGranted(); 19969 // And only back up the user-twiddled state bits 19970 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19971 final String packageName = mSettings.mPackages.keyAt(i); 19972 if (!pkgGrantsKnown) { 19973 serializer.startTag(null, TAG_GRANT); 19974 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19975 pkgGrantsKnown = true; 19976 } 19977 19978 final boolean userSet = 19979 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19980 final boolean userFixed = 19981 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19982 final boolean revoke = 19983 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19984 19985 serializer.startTag(null, TAG_PERMISSION); 19986 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19987 if (isGranted) { 19988 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19989 } 19990 if (userSet) { 19991 serializer.attribute(null, ATTR_USER_SET, "true"); 19992 } 19993 if (userFixed) { 19994 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19995 } 19996 if (revoke) { 19997 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19998 } 19999 serializer.endTag(null, TAG_PERMISSION); 20000 } 20001 } 20002 } 20003 20004 if (pkgGrantsKnown) { 20005 serializer.endTag(null, TAG_GRANT); 20006 } 20007 } 20008 20009 serializer.endTag(null, TAG_ALL_GRANTS); 20010 } 20011 20012 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 20013 throws XmlPullParserException, IOException { 20014 String pkgName = null; 20015 int outerDepth = parser.getDepth(); 20016 int type; 20017 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 20018 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 20019 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 20020 continue; 20021 } 20022 20023 final String tagName = parser.getName(); 20024 if (tagName.equals(TAG_GRANT)) { 20025 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 20026 if (DEBUG_BACKUP) { 20027 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 20028 } 20029 } else if (tagName.equals(TAG_PERMISSION)) { 20030 20031 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 20032 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 20033 20034 int newFlagSet = 0; 20035 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 20036 newFlagSet |= FLAG_PERMISSION_USER_SET; 20037 } 20038 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 20039 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 20040 } 20041 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20042 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20043 } 20044 if (DEBUG_BACKUP) { 20045 Slog.v(TAG, " + Restoring grant:" 20046 + " pkg=" + pkgName 20047 + " perm=" + permName 20048 + " granted=" + isGranted 20049 + " bits=0x" + Integer.toHexString(newFlagSet)); 20050 } 20051 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20052 if (ps != null) { 20053 // Already installed so we apply the grant immediately 20054 if (DEBUG_BACKUP) { 20055 Slog.v(TAG, " + already installed; applying"); 20056 } 20057 PermissionsState perms = ps.getPermissionsState(); 20058 BasePermission bp = 20059 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20060 if (bp != null) { 20061 if (isGranted) { 20062 perms.grantRuntimePermission(bp, userId); 20063 } 20064 if (newFlagSet != 0) { 20065 perms.updatePermissionFlags( 20066 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20067 } 20068 } 20069 } else { 20070 // Need to wait for post-restore install to apply the grant 20071 if (DEBUG_BACKUP) { 20072 Slog.v(TAG, " - not yet installed; saving for later"); 20073 } 20074 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20075 isGranted, newFlagSet, userId); 20076 } 20077 } else { 20078 PackageManagerService.reportSettingsProblem(Log.WARN, 20079 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20080 XmlUtils.skipCurrentTag(parser); 20081 } 20082 } 20083 20084 scheduleWriteSettingsLocked(); 20085 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20086 } 20087 20088 @Override 20089 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20090 int sourceUserId, int targetUserId, int flags) { 20091 mContext.enforceCallingOrSelfPermission( 20092 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20093 int callingUid = Binder.getCallingUid(); 20094 enforceOwnerRights(ownerPackage, callingUid); 20095 PackageManagerServiceUtils.enforceShellRestriction( 20096 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20097 if (intentFilter.countActions() == 0) { 20098 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20099 return; 20100 } 20101 synchronized (mPackages) { 20102 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20103 ownerPackage, targetUserId, flags); 20104 CrossProfileIntentResolver resolver = 20105 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20106 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20107 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20108 if (existing != null) { 20109 int size = existing.size(); 20110 for (int i = 0; i < size; i++) { 20111 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20112 return; 20113 } 20114 } 20115 } 20116 resolver.addFilter(newFilter); 20117 scheduleWritePackageRestrictionsLocked(sourceUserId); 20118 } 20119 } 20120 20121 @Override 20122 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20123 mContext.enforceCallingOrSelfPermission( 20124 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20125 final int callingUid = Binder.getCallingUid(); 20126 enforceOwnerRights(ownerPackage, callingUid); 20127 PackageManagerServiceUtils.enforceShellRestriction( 20128 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20129 synchronized (mPackages) { 20130 CrossProfileIntentResolver resolver = 20131 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20132 ArraySet<CrossProfileIntentFilter> set = 20133 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20134 for (CrossProfileIntentFilter filter : set) { 20135 if (filter.getOwnerPackage().equals(ownerPackage)) { 20136 resolver.removeFilter(filter); 20137 } 20138 } 20139 scheduleWritePackageRestrictionsLocked(sourceUserId); 20140 } 20141 } 20142 20143 // Enforcing that callingUid is owning pkg on userId 20144 private void enforceOwnerRights(String pkg, int callingUid) { 20145 // The system owns everything. 20146 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20147 return; 20148 } 20149 final int callingUserId = UserHandle.getUserId(callingUid); 20150 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20151 if (pi == null) { 20152 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20153 + callingUserId); 20154 } 20155 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20156 throw new SecurityException("Calling uid " + callingUid 20157 + " does not own package " + pkg); 20158 } 20159 } 20160 20161 @Override 20162 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20163 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20164 return null; 20165 } 20166 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20167 } 20168 20169 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20170 UserManagerService ums = UserManagerService.getInstance(); 20171 if (ums != null) { 20172 final UserInfo parent = ums.getProfileParent(userId); 20173 final int launcherUid = (parent != null) ? parent.id : userId; 20174 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20175 if (launcherComponent != null) { 20176 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20177 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20178 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20179 .setPackage(launcherComponent.getPackageName()); 20180 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20181 } 20182 } 20183 } 20184 20185 /** 20186 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20187 * then reports the most likely home activity or null if there are more than one. 20188 */ 20189 private ComponentName getDefaultHomeActivity(int userId) { 20190 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20191 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20192 if (cn != null) { 20193 return cn; 20194 } 20195 20196 // Find the launcher with the highest priority and return that component if there are no 20197 // other home activity with the same priority. 20198 int lastPriority = Integer.MIN_VALUE; 20199 ComponentName lastComponent = null; 20200 final int size = allHomeCandidates.size(); 20201 for (int i = 0; i < size; i++) { 20202 final ResolveInfo ri = allHomeCandidates.get(i); 20203 if (ri.priority > lastPriority) { 20204 lastComponent = ri.activityInfo.getComponentName(); 20205 lastPriority = ri.priority; 20206 } else if (ri.priority == lastPriority) { 20207 // Two components found with same priority. 20208 lastComponent = null; 20209 } 20210 } 20211 return lastComponent; 20212 } 20213 20214 private Intent getHomeIntent() { 20215 Intent intent = new Intent(Intent.ACTION_MAIN); 20216 intent.addCategory(Intent.CATEGORY_HOME); 20217 intent.addCategory(Intent.CATEGORY_DEFAULT); 20218 return intent; 20219 } 20220 20221 private IntentFilter getHomeFilter() { 20222 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20223 filter.addCategory(Intent.CATEGORY_HOME); 20224 filter.addCategory(Intent.CATEGORY_DEFAULT); 20225 return filter; 20226 } 20227 20228 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20229 int userId) { 20230 Intent intent = getHomeIntent(); 20231 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20232 PackageManager.GET_META_DATA, userId); 20233 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20234 true, false, false, userId); 20235 20236 allHomeCandidates.clear(); 20237 if (list != null) { 20238 for (ResolveInfo ri : list) { 20239 allHomeCandidates.add(ri); 20240 } 20241 } 20242 return (preferred == null || preferred.activityInfo == null) 20243 ? null 20244 : new ComponentName(preferred.activityInfo.packageName, 20245 preferred.activityInfo.name); 20246 } 20247 20248 @Override 20249 public void setHomeActivity(ComponentName comp, int userId) { 20250 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20251 return; 20252 } 20253 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20254 getHomeActivitiesAsUser(homeActivities, userId); 20255 20256 boolean found = false; 20257 20258 final int size = homeActivities.size(); 20259 final ComponentName[] set = new ComponentName[size]; 20260 for (int i = 0; i < size; i++) { 20261 final ResolveInfo candidate = homeActivities.get(i); 20262 final ActivityInfo info = candidate.activityInfo; 20263 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20264 set[i] = activityName; 20265 if (!found && activityName.equals(comp)) { 20266 found = true; 20267 } 20268 } 20269 if (!found) { 20270 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20271 + userId); 20272 } 20273 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20274 set, comp, userId); 20275 } 20276 20277 private @Nullable String getSetupWizardPackageName() { 20278 final Intent intent = new Intent(Intent.ACTION_MAIN); 20279 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20280 20281 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20282 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20283 | MATCH_DISABLED_COMPONENTS, 20284 UserHandle.myUserId()); 20285 if (matches.size() == 1) { 20286 return matches.get(0).getComponentInfo().packageName; 20287 } else { 20288 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20289 + ": matches=" + matches); 20290 return null; 20291 } 20292 } 20293 20294 private @Nullable String getStorageManagerPackageName() { 20295 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20296 20297 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20298 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20299 | MATCH_DISABLED_COMPONENTS, 20300 UserHandle.myUserId()); 20301 if (matches.size() == 1) { 20302 return matches.get(0).getComponentInfo().packageName; 20303 } else { 20304 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20305 + matches.size() + ": matches=" + matches); 20306 return null; 20307 } 20308 } 20309 20310 @Override 20311 public void setApplicationEnabledSetting(String appPackageName, 20312 int newState, int flags, int userId, String callingPackage) { 20313 if (!sUserManager.exists(userId)) return; 20314 if (callingPackage == null) { 20315 callingPackage = Integer.toString(Binder.getCallingUid()); 20316 } 20317 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20318 } 20319 20320 @Override 20321 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20322 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20323 synchronized (mPackages) { 20324 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20325 if (pkgSetting != null) { 20326 pkgSetting.setUpdateAvailable(updateAvailable); 20327 } 20328 } 20329 } 20330 20331 @Override 20332 public void setComponentEnabledSetting(ComponentName componentName, 20333 int newState, int flags, int userId) { 20334 if (!sUserManager.exists(userId)) return; 20335 setEnabledSetting(componentName.getPackageName(), 20336 componentName.getClassName(), newState, flags, userId, null); 20337 } 20338 20339 private void setEnabledSetting(final String packageName, String className, int newState, 20340 final int flags, int userId, String callingPackage) { 20341 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20342 || newState == COMPONENT_ENABLED_STATE_ENABLED 20343 || newState == COMPONENT_ENABLED_STATE_DISABLED 20344 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20345 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20346 throw new IllegalArgumentException("Invalid new component state: " 20347 + newState); 20348 } 20349 PackageSetting pkgSetting; 20350 final int callingUid = Binder.getCallingUid(); 20351 final int permission; 20352 if (callingUid == Process.SYSTEM_UID) { 20353 permission = PackageManager.PERMISSION_GRANTED; 20354 } else { 20355 permission = mContext.checkCallingOrSelfPermission( 20356 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20357 } 20358 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20359 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20360 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20361 boolean sendNow = false; 20362 boolean isApp = (className == null); 20363 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20364 String componentName = isApp ? packageName : className; 20365 int packageUid = -1; 20366 ArrayList<String> components; 20367 20368 // reader 20369 synchronized (mPackages) { 20370 pkgSetting = mSettings.mPackages.get(packageName); 20371 if (pkgSetting == null) { 20372 if (!isCallerInstantApp) { 20373 if (className == null) { 20374 throw new IllegalArgumentException("Unknown package: " + packageName); 20375 } 20376 throw new IllegalArgumentException( 20377 "Unknown component: " + packageName + "/" + className); 20378 } else { 20379 // throw SecurityException to prevent leaking package information 20380 throw new SecurityException( 20381 "Attempt to change component state; " 20382 + "pid=" + Binder.getCallingPid() 20383 + ", uid=" + callingUid 20384 + (className == null 20385 ? ", package=" + packageName 20386 : ", component=" + packageName + "/" + className)); 20387 } 20388 } 20389 } 20390 20391 // Limit who can change which apps 20392 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20393 // Don't allow apps that don't have permission to modify other apps 20394 if (!allowedByPermission 20395 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20396 throw new SecurityException( 20397 "Attempt to change component state; " 20398 + "pid=" + Binder.getCallingPid() 20399 + ", uid=" + callingUid 20400 + (className == null 20401 ? ", package=" + packageName 20402 : ", component=" + packageName + "/" + className)); 20403 } 20404 // Don't allow changing protected packages. 20405 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20406 throw new SecurityException("Cannot disable a protected package: " + packageName); 20407 } 20408 } 20409 20410 synchronized (mPackages) { 20411 if (callingUid == Process.SHELL_UID 20412 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20413 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20414 // unless it is a test package. 20415 int oldState = pkgSetting.getEnabled(userId); 20416 if (className == null 20417 && 20418 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20419 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20420 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20421 && 20422 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20423 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20424 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20425 // ok 20426 } else { 20427 throw new SecurityException( 20428 "Shell cannot change component state for " + packageName + "/" 20429 + className + " to " + newState); 20430 } 20431 } 20432 } 20433 if (className == null) { 20434 // We're dealing with an application/package level state change 20435 synchronized (mPackages) { 20436 if (pkgSetting.getEnabled(userId) == newState) { 20437 // Nothing to do 20438 return; 20439 } 20440 } 20441 // If we're enabling a system stub, there's a little more work to do. 20442 // Prior to enabling the package, we need to decompress the APK(s) to the 20443 // data partition and then replace the version on the system partition. 20444 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20445 final boolean isSystemStub = deletedPkg.isStub 20446 && deletedPkg.isSystem(); 20447 if (isSystemStub 20448 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20449 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20450 final File codePath = decompressPackage(deletedPkg); 20451 if (codePath == null) { 20452 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20453 return; 20454 } 20455 // TODO remove direct parsing of the package object during internal cleanup 20456 // of scan package 20457 // We need to call parse directly here for no other reason than we need 20458 // the new package in order to disable the old one [we use the information 20459 // for some internal optimization to optionally create a new package setting 20460 // object on replace]. However, we can't get the package from the scan 20461 // because the scan modifies live structures and we need to remove the 20462 // old [system] package from the system before a scan can be attempted. 20463 // Once scan is indempotent we can remove this parse and use the package 20464 // object we scanned, prior to adding it to package settings. 20465 final PackageParser pp = new PackageParser(); 20466 pp.setSeparateProcesses(mSeparateProcesses); 20467 pp.setDisplayMetrics(mMetrics); 20468 pp.setCallback(mPackageParserCallback); 20469 final PackageParser.Package tmpPkg; 20470 try { 20471 final @ParseFlags int parseFlags = mDefParseFlags 20472 | PackageParser.PARSE_MUST_BE_APK 20473 | PackageParser.PARSE_IS_SYSTEM_DIR; 20474 tmpPkg = pp.parsePackage(codePath, parseFlags); 20475 } catch (PackageParserException e) { 20476 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20477 return; 20478 } 20479 synchronized (mInstallLock) { 20480 // Disable the stub and remove any package entries 20481 removePackageLI(deletedPkg, true); 20482 synchronized (mPackages) { 20483 disableSystemPackageLPw(deletedPkg, tmpPkg); 20484 } 20485 final PackageParser.Package pkg; 20486 try (PackageFreezer freezer = 20487 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20488 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20489 | PackageParser.PARSE_ENFORCE_CODE; 20490 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20491 0 /*currentTime*/, null /*user*/); 20492 prepareAppDataAfterInstallLIF(pkg); 20493 synchronized (mPackages) { 20494 try { 20495 updateSharedLibrariesLPr(pkg, null); 20496 } catch (PackageManagerException e) { 20497 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20498 } 20499 mPermissionManager.updatePermissions( 20500 pkg.packageName, pkg, true, mPackages.values(), 20501 mPermissionCallback); 20502 mSettings.writeLPr(); 20503 } 20504 } catch (PackageManagerException e) { 20505 // Whoops! Something went wrong; try to roll back to the stub 20506 Slog.w(TAG, "Failed to install compressed system package:" 20507 + pkgSetting.name, e); 20508 // Remove the failed install 20509 removeCodePathLI(codePath); 20510 20511 // Install the system package 20512 try (PackageFreezer freezer = 20513 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20514 synchronized (mPackages) { 20515 // NOTE: The system package always needs to be enabled; even 20516 // if it's for a compressed stub. If we don't, installing the 20517 // system package fails during scan [scanning checks the disabled 20518 // packages]. We will reverse this later, after we've "installed" 20519 // the stub. 20520 // This leaves us in a fragile state; the stub should never be 20521 // enabled, so, cross your fingers and hope nothing goes wrong 20522 // until we can disable the package later. 20523 enableSystemPackageLPw(deletedPkg); 20524 } 20525 installPackageFromSystemLIF(deletedPkg.codePath, 20526 false /*isPrivileged*/, null /*allUserHandles*/, 20527 null /*origUserHandles*/, null /*origPermissionsState*/, 20528 true /*writeSettings*/); 20529 } catch (PackageManagerException pme) { 20530 Slog.w(TAG, "Failed to restore system package:" 20531 + deletedPkg.packageName, pme); 20532 } finally { 20533 synchronized (mPackages) { 20534 mSettings.disableSystemPackageLPw( 20535 deletedPkg.packageName, true /*replaced*/); 20536 mSettings.writeLPr(); 20537 } 20538 } 20539 return; 20540 } 20541 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20542 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20543 mDexManager.notifyPackageUpdated(pkg.packageName, 20544 pkg.baseCodePath, pkg.splitCodePaths); 20545 } 20546 } 20547 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20548 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20549 // Don't care about who enables an app. 20550 callingPackage = null; 20551 } 20552 synchronized (mPackages) { 20553 pkgSetting.setEnabled(newState, userId, callingPackage); 20554 } 20555 } else { 20556 synchronized (mPackages) { 20557 // We're dealing with a component level state change 20558 // First, verify that this is a valid class name. 20559 PackageParser.Package pkg = pkgSetting.pkg; 20560 if (pkg == null || !pkg.hasComponentClassName(className)) { 20561 if (pkg != null && 20562 pkg.applicationInfo.targetSdkVersion >= 20563 Build.VERSION_CODES.JELLY_BEAN) { 20564 throw new IllegalArgumentException("Component class " + className 20565 + " does not exist in " + packageName); 20566 } else { 20567 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20568 + className + " does not exist in " + packageName); 20569 } 20570 } 20571 switch (newState) { 20572 case COMPONENT_ENABLED_STATE_ENABLED: 20573 if (!pkgSetting.enableComponentLPw(className, userId)) { 20574 return; 20575 } 20576 break; 20577 case COMPONENT_ENABLED_STATE_DISABLED: 20578 if (!pkgSetting.disableComponentLPw(className, userId)) { 20579 return; 20580 } 20581 break; 20582 case COMPONENT_ENABLED_STATE_DEFAULT: 20583 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20584 return; 20585 } 20586 break; 20587 default: 20588 Slog.e(TAG, "Invalid new component state: " + newState); 20589 return; 20590 } 20591 } 20592 } 20593 synchronized (mPackages) { 20594 scheduleWritePackageRestrictionsLocked(userId); 20595 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20596 final long callingId = Binder.clearCallingIdentity(); 20597 try { 20598 updateInstantAppInstallerLocked(packageName); 20599 } finally { 20600 Binder.restoreCallingIdentity(callingId); 20601 } 20602 components = mPendingBroadcasts.get(userId, packageName); 20603 final boolean newPackage = components == null; 20604 if (newPackage) { 20605 components = new ArrayList<String>(); 20606 } 20607 if (!components.contains(componentName)) { 20608 components.add(componentName); 20609 } 20610 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20611 sendNow = true; 20612 // Purge entry from pending broadcast list if another one exists already 20613 // since we are sending one right away. 20614 mPendingBroadcasts.remove(userId, packageName); 20615 } else { 20616 if (newPackage) { 20617 mPendingBroadcasts.put(userId, packageName, components); 20618 } 20619 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20620 // Schedule a message 20621 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20622 } 20623 } 20624 } 20625 20626 long callingId = Binder.clearCallingIdentity(); 20627 try { 20628 if (sendNow) { 20629 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20630 sendPackageChangedBroadcast(packageName, 20631 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20632 } 20633 } finally { 20634 Binder.restoreCallingIdentity(callingId); 20635 } 20636 } 20637 20638 @Override 20639 public void flushPackageRestrictionsAsUser(int userId) { 20640 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20641 return; 20642 } 20643 if (!sUserManager.exists(userId)) { 20644 return; 20645 } 20646 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20647 false /* checkShell */, "flushPackageRestrictions"); 20648 synchronized (mPackages) { 20649 mSettings.writePackageRestrictionsLPr(userId); 20650 mDirtyUsers.remove(userId); 20651 if (mDirtyUsers.isEmpty()) { 20652 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20653 } 20654 } 20655 } 20656 20657 private void sendPackageChangedBroadcast(String packageName, 20658 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20659 if (DEBUG_INSTALL) 20660 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20661 + componentNames); 20662 Bundle extras = new Bundle(4); 20663 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20664 String nameList[] = new String[componentNames.size()]; 20665 componentNames.toArray(nameList); 20666 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20667 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20668 extras.putInt(Intent.EXTRA_UID, packageUid); 20669 // If this is not reporting a change of the overall package, then only send it 20670 // to registered receivers. We don't want to launch a swath of apps for every 20671 // little component state change. 20672 final int flags = !componentNames.contains(packageName) 20673 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20674 final int userId = UserHandle.getUserId(packageUid); 20675 final boolean isInstantApp = isInstantApp(packageName, userId); 20676 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20677 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20678 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20679 userIds, instantUserIds); 20680 } 20681 20682 @Override 20683 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20684 if (!sUserManager.exists(userId)) return; 20685 final int callingUid = Binder.getCallingUid(); 20686 if (getInstantAppPackageName(callingUid) != null) { 20687 return; 20688 } 20689 final int permission = mContext.checkCallingOrSelfPermission( 20690 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20691 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20692 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20693 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20694 // writer 20695 synchronized (mPackages) { 20696 final PackageSetting ps = mSettings.mPackages.get(packageName); 20697 if (!filterAppAccessLPr(ps, callingUid, userId) 20698 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20699 allowedByPermission, callingUid, userId)) { 20700 scheduleWritePackageRestrictionsLocked(userId); 20701 } 20702 } 20703 } 20704 20705 @Override 20706 public String getInstallerPackageName(String packageName) { 20707 final int callingUid = Binder.getCallingUid(); 20708 if (getInstantAppPackageName(callingUid) != null) { 20709 return null; 20710 } 20711 // reader 20712 synchronized (mPackages) { 20713 final PackageSetting ps = mSettings.mPackages.get(packageName); 20714 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20715 return null; 20716 } 20717 return mSettings.getInstallerPackageNameLPr(packageName); 20718 } 20719 } 20720 20721 public boolean isOrphaned(String packageName) { 20722 // reader 20723 synchronized (mPackages) { 20724 return mSettings.isOrphaned(packageName); 20725 } 20726 } 20727 20728 @Override 20729 public int getApplicationEnabledSetting(String packageName, int userId) { 20730 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20731 int callingUid = Binder.getCallingUid(); 20732 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20733 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20734 // reader 20735 synchronized (mPackages) { 20736 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20737 return COMPONENT_ENABLED_STATE_DISABLED; 20738 } 20739 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20740 } 20741 } 20742 20743 @Override 20744 public int getComponentEnabledSetting(ComponentName component, int userId) { 20745 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20746 int callingUid = Binder.getCallingUid(); 20747 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20748 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20749 synchronized (mPackages) { 20750 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20751 component, TYPE_UNKNOWN, userId)) { 20752 return COMPONENT_ENABLED_STATE_DISABLED; 20753 } 20754 return mSettings.getComponentEnabledSettingLPr(component, userId); 20755 } 20756 } 20757 20758 @Override 20759 public void enterSafeMode() { 20760 enforceSystemOrRoot("Only the system can request entering safe mode"); 20761 20762 if (!mSystemReady) { 20763 mSafeMode = true; 20764 } 20765 } 20766 20767 @Override 20768 public void systemReady() { 20769 enforceSystemOrRoot("Only the system can claim the system is ready"); 20770 20771 mSystemReady = true; 20772 final ContentResolver resolver = mContext.getContentResolver(); 20773 ContentObserver co = new ContentObserver(mHandler) { 20774 @Override 20775 public void onChange(boolean selfChange) { 20776 mEphemeralAppsDisabled = 20777 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20778 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20779 } 20780 }; 20781 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20782 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20783 false, co, UserHandle.USER_SYSTEM); 20784 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20785 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20786 co.onChange(true); 20787 20788 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20789 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20790 // it is done. 20791 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20792 @Override 20793 public void onChange(boolean selfChange) { 20794 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20795 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20796 oobEnabled == 1 ? "true" : "false"); 20797 } 20798 }; 20799 mContext.getContentResolver().registerContentObserver( 20800 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20801 UserHandle.USER_SYSTEM); 20802 // At boot, restore the value from the setting, which persists across reboot. 20803 privAppOobObserver.onChange(true); 20804 20805 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20806 // disabled after already being started. 20807 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20808 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20809 20810 // Read the compatibilty setting when the system is ready. 20811 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20812 mContext.getContentResolver(), 20813 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20814 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20815 if (DEBUG_SETTINGS) { 20816 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20817 } 20818 20819 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20820 20821 synchronized (mPackages) { 20822 // Verify that all of the preferred activity components actually 20823 // exist. It is possible for applications to be updated and at 20824 // that point remove a previously declared activity component that 20825 // had been set as a preferred activity. We try to clean this up 20826 // the next time we encounter that preferred activity, but it is 20827 // possible for the user flow to never be able to return to that 20828 // situation so here we do a sanity check to make sure we haven't 20829 // left any junk around. 20830 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20831 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20832 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20833 removed.clear(); 20834 for (PreferredActivity pa : pir.filterSet()) { 20835 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20836 removed.add(pa); 20837 } 20838 } 20839 if (removed.size() > 0) { 20840 for (int r=0; r<removed.size(); r++) { 20841 PreferredActivity pa = removed.get(r); 20842 Slog.w(TAG, "Removing dangling preferred activity: " 20843 + pa.mPref.mComponent); 20844 pir.removeFilter(pa); 20845 } 20846 mSettings.writePackageRestrictionsLPr( 20847 mSettings.mPreferredActivities.keyAt(i)); 20848 } 20849 } 20850 20851 for (int userId : UserManagerService.getInstance().getUserIds()) { 20852 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20853 grantPermissionsUserIds = ArrayUtils.appendInt( 20854 grantPermissionsUserIds, userId); 20855 } 20856 } 20857 } 20858 sUserManager.systemReady(); 20859 // If we upgraded grant all default permissions before kicking off. 20860 for (int userId : grantPermissionsUserIds) { 20861 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20862 } 20863 20864 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20865 // If we did not grant default permissions, we preload from this the 20866 // default permission exceptions lazily to ensure we don't hit the 20867 // disk on a new user creation. 20868 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20869 } 20870 20871 // Now that we've scanned all packages, and granted any default 20872 // permissions, ensure permissions are updated. Beware of dragons if you 20873 // try optimizing this. 20874 synchronized (mPackages) { 20875 mPermissionManager.updateAllPermissions( 20876 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20877 mPermissionCallback); 20878 } 20879 20880 // Kick off any messages waiting for system ready 20881 if (mPostSystemReadyMessages != null) { 20882 for (Message msg : mPostSystemReadyMessages) { 20883 msg.sendToTarget(); 20884 } 20885 mPostSystemReadyMessages = null; 20886 } 20887 20888 // Watch for external volumes that come and go over time 20889 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20890 storage.registerListener(mStorageListener); 20891 20892 mInstallerService.systemReady(); 20893 mPackageDexOptimizer.systemReady(); 20894 20895 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20896 StorageManagerInternal.class); 20897 StorageManagerInternal.addExternalStoragePolicy( 20898 new StorageManagerInternal.ExternalStorageMountPolicy() { 20899 @Override 20900 public int getMountMode(int uid, String packageName) { 20901 if (Process.isIsolated(uid)) { 20902 return Zygote.MOUNT_EXTERNAL_NONE; 20903 } 20904 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20905 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20906 } 20907 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20908 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20909 } 20910 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20911 return Zygote.MOUNT_EXTERNAL_READ; 20912 } 20913 return Zygote.MOUNT_EXTERNAL_WRITE; 20914 } 20915 20916 @Override 20917 public boolean hasExternalStorage(int uid, String packageName) { 20918 return true; 20919 } 20920 }); 20921 20922 // Now that we're mostly running, clean up stale users and apps 20923 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20924 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20925 20926 mPermissionManager.systemReady(); 20927 } 20928 20929 public void waitForAppDataPrepared() { 20930 if (mPrepareAppDataFuture == null) { 20931 return; 20932 } 20933 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20934 mPrepareAppDataFuture = null; 20935 } 20936 20937 @Override 20938 public boolean isSafeMode() { 20939 // allow instant applications 20940 return mSafeMode; 20941 } 20942 20943 @Override 20944 public boolean hasSystemUidErrors() { 20945 // allow instant applications 20946 return mHasSystemUidErrors; 20947 } 20948 20949 static String arrayToString(int[] array) { 20950 StringBuffer buf = new StringBuffer(128); 20951 buf.append('['); 20952 if (array != null) { 20953 for (int i=0; i<array.length; i++) { 20954 if (i > 0) buf.append(", "); 20955 buf.append(array[i]); 20956 } 20957 } 20958 buf.append(']'); 20959 return buf.toString(); 20960 } 20961 20962 @Override 20963 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20964 FileDescriptor err, String[] args, ShellCallback callback, 20965 ResultReceiver resultReceiver) { 20966 (new PackageManagerShellCommand(this)).exec( 20967 this, in, out, err, args, callback, resultReceiver); 20968 } 20969 20970 @Override 20971 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20972 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20973 20974 DumpState dumpState = new DumpState(); 20975 boolean fullPreferred = false; 20976 boolean checkin = false; 20977 20978 String packageName = null; 20979 ArraySet<String> permissionNames = null; 20980 20981 int opti = 0; 20982 while (opti < args.length) { 20983 String opt = args[opti]; 20984 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20985 break; 20986 } 20987 opti++; 20988 20989 if ("-a".equals(opt)) { 20990 // Right now we only know how to print all. 20991 } else if ("-h".equals(opt)) { 20992 pw.println("Package manager dump options:"); 20993 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20994 pw.println(" --checkin: dump for a checkin"); 20995 pw.println(" -f: print details of intent filters"); 20996 pw.println(" -h: print this help"); 20997 pw.println(" cmd may be one of:"); 20998 pw.println(" l[ibraries]: list known shared libraries"); 20999 pw.println(" f[eatures]: list device features"); 21000 pw.println(" k[eysets]: print known keysets"); 21001 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 21002 pw.println(" perm[issions]: dump permissions"); 21003 pw.println(" permission [name ...]: dump declaration and use of given permission"); 21004 pw.println(" pref[erred]: print preferred package settings"); 21005 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 21006 pw.println(" prov[iders]: dump content providers"); 21007 pw.println(" p[ackages]: dump installed packages"); 21008 pw.println(" s[hared-users]: dump shared user IDs"); 21009 pw.println(" m[essages]: print collected runtime messages"); 21010 pw.println(" v[erifiers]: print package verifier info"); 21011 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 21012 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 21013 pw.println(" version: print database version info"); 21014 pw.println(" write: write current settings now"); 21015 pw.println(" installs: details about install sessions"); 21016 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 21017 pw.println(" dexopt: dump dexopt state"); 21018 pw.println(" compiler-stats: dump compiler statistics"); 21019 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 21020 pw.println(" service-permissions: dump permissions required by services"); 21021 pw.println(" <package.name>: info about given package"); 21022 return; 21023 } else if ("--checkin".equals(opt)) { 21024 checkin = true; 21025 } else if ("-f".equals(opt)) { 21026 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21027 } else if ("--proto".equals(opt)) { 21028 dumpProto(fd); 21029 return; 21030 } else { 21031 pw.println("Unknown argument: " + opt + "; use -h for help"); 21032 } 21033 } 21034 21035 // Is the caller requesting to dump a particular piece of data? 21036 if (opti < args.length) { 21037 String cmd = args[opti]; 21038 opti++; 21039 // Is this a package name? 21040 if ("android".equals(cmd) || cmd.contains(".")) { 21041 packageName = cmd; 21042 // When dumping a single package, we always dump all of its 21043 // filter information since the amount of data will be reasonable. 21044 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21045 } else if ("check-permission".equals(cmd)) { 21046 if (opti >= args.length) { 21047 pw.println("Error: check-permission missing permission argument"); 21048 return; 21049 } 21050 String perm = args[opti]; 21051 opti++; 21052 if (opti >= args.length) { 21053 pw.println("Error: check-permission missing package argument"); 21054 return; 21055 } 21056 21057 String pkg = args[opti]; 21058 opti++; 21059 int user = UserHandle.getUserId(Binder.getCallingUid()); 21060 if (opti < args.length) { 21061 try { 21062 user = Integer.parseInt(args[opti]); 21063 } catch (NumberFormatException e) { 21064 pw.println("Error: check-permission user argument is not a number: " 21065 + args[opti]); 21066 return; 21067 } 21068 } 21069 21070 // Normalize package name to handle renamed packages and static libs 21071 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21072 21073 pw.println(checkPermission(perm, pkg, user)); 21074 return; 21075 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21076 dumpState.setDump(DumpState.DUMP_LIBS); 21077 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21078 dumpState.setDump(DumpState.DUMP_FEATURES); 21079 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21080 if (opti >= args.length) { 21081 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21082 | DumpState.DUMP_SERVICE_RESOLVERS 21083 | DumpState.DUMP_RECEIVER_RESOLVERS 21084 | DumpState.DUMP_CONTENT_RESOLVERS); 21085 } else { 21086 while (opti < args.length) { 21087 String name = args[opti]; 21088 if ("a".equals(name) || "activity".equals(name)) { 21089 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21090 } else if ("s".equals(name) || "service".equals(name)) { 21091 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21092 } else if ("r".equals(name) || "receiver".equals(name)) { 21093 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21094 } else if ("c".equals(name) || "content".equals(name)) { 21095 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21096 } else { 21097 pw.println("Error: unknown resolver table type: " + name); 21098 return; 21099 } 21100 opti++; 21101 } 21102 } 21103 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21104 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21105 } else if ("permission".equals(cmd)) { 21106 if (opti >= args.length) { 21107 pw.println("Error: permission requires permission name"); 21108 return; 21109 } 21110 permissionNames = new ArraySet<>(); 21111 while (opti < args.length) { 21112 permissionNames.add(args[opti]); 21113 opti++; 21114 } 21115 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21116 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21117 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21118 dumpState.setDump(DumpState.DUMP_PREFERRED); 21119 } else if ("preferred-xml".equals(cmd)) { 21120 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21121 if (opti < args.length && "--full".equals(args[opti])) { 21122 fullPreferred = true; 21123 opti++; 21124 } 21125 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21126 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21127 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21128 dumpState.setDump(DumpState.DUMP_PACKAGES); 21129 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21130 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21131 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21132 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21133 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21134 dumpState.setDump(DumpState.DUMP_MESSAGES); 21135 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21136 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21137 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21138 || "intent-filter-verifiers".equals(cmd)) { 21139 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21140 } else if ("version".equals(cmd)) { 21141 dumpState.setDump(DumpState.DUMP_VERSION); 21142 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21143 dumpState.setDump(DumpState.DUMP_KEYSETS); 21144 } else if ("installs".equals(cmd)) { 21145 dumpState.setDump(DumpState.DUMP_INSTALLS); 21146 } else if ("frozen".equals(cmd)) { 21147 dumpState.setDump(DumpState.DUMP_FROZEN); 21148 } else if ("volumes".equals(cmd)) { 21149 dumpState.setDump(DumpState.DUMP_VOLUMES); 21150 } else if ("dexopt".equals(cmd)) { 21151 dumpState.setDump(DumpState.DUMP_DEXOPT); 21152 } else if ("compiler-stats".equals(cmd)) { 21153 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21154 } else if ("changes".equals(cmd)) { 21155 dumpState.setDump(DumpState.DUMP_CHANGES); 21156 } else if ("service-permissions".equals(cmd)) { 21157 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21158 } else if ("write".equals(cmd)) { 21159 synchronized (mPackages) { 21160 mSettings.writeLPr(); 21161 pw.println("Settings written."); 21162 return; 21163 } 21164 } 21165 } 21166 21167 if (checkin) { 21168 pw.println("vers,1"); 21169 } 21170 21171 // reader 21172 synchronized (mPackages) { 21173 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21174 if (!checkin) { 21175 if (dumpState.onTitlePrinted()) 21176 pw.println(); 21177 pw.println("Database versions:"); 21178 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21179 } 21180 } 21181 21182 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21183 if (!checkin) { 21184 if (dumpState.onTitlePrinted()) 21185 pw.println(); 21186 pw.println("Verifiers:"); 21187 pw.print(" Required: "); 21188 pw.print(mRequiredVerifierPackage); 21189 pw.print(" (uid="); 21190 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21191 UserHandle.USER_SYSTEM)); 21192 pw.println(")"); 21193 } else if (mRequiredVerifierPackage != null) { 21194 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21195 pw.print(","); 21196 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21197 UserHandle.USER_SYSTEM)); 21198 } 21199 } 21200 21201 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21202 packageName == null) { 21203 if (mIntentFilterVerifierComponent != null) { 21204 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21205 if (!checkin) { 21206 if (dumpState.onTitlePrinted()) 21207 pw.println(); 21208 pw.println("Intent Filter Verifier:"); 21209 pw.print(" Using: "); 21210 pw.print(verifierPackageName); 21211 pw.print(" (uid="); 21212 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21213 UserHandle.USER_SYSTEM)); 21214 pw.println(")"); 21215 } else if (verifierPackageName != null) { 21216 pw.print("ifv,"); pw.print(verifierPackageName); 21217 pw.print(","); 21218 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21219 UserHandle.USER_SYSTEM)); 21220 } 21221 } else { 21222 pw.println(); 21223 pw.println("No Intent Filter Verifier available!"); 21224 } 21225 } 21226 21227 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21228 boolean printedHeader = false; 21229 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21230 while (it.hasNext()) { 21231 String libName = it.next(); 21232 LongSparseArray<SharedLibraryEntry> versionedLib 21233 = mSharedLibraries.get(libName); 21234 if (versionedLib == null) { 21235 continue; 21236 } 21237 final int versionCount = versionedLib.size(); 21238 for (int i = 0; i < versionCount; i++) { 21239 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21240 if (!checkin) { 21241 if (!printedHeader) { 21242 if (dumpState.onTitlePrinted()) 21243 pw.println(); 21244 pw.println("Libraries:"); 21245 printedHeader = true; 21246 } 21247 pw.print(" "); 21248 } else { 21249 pw.print("lib,"); 21250 } 21251 pw.print(libEntry.info.getName()); 21252 if (libEntry.info.isStatic()) { 21253 pw.print(" version=" + libEntry.info.getLongVersion()); 21254 } 21255 if (!checkin) { 21256 pw.print(" -> "); 21257 } 21258 if (libEntry.path != null) { 21259 pw.print(" (jar) "); 21260 pw.print(libEntry.path); 21261 } else { 21262 pw.print(" (apk) "); 21263 pw.print(libEntry.apk); 21264 } 21265 pw.println(); 21266 } 21267 } 21268 } 21269 21270 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21271 if (dumpState.onTitlePrinted()) 21272 pw.println(); 21273 if (!checkin) { 21274 pw.println("Features:"); 21275 } 21276 21277 synchronized (mAvailableFeatures) { 21278 for (FeatureInfo feat : mAvailableFeatures.values()) { 21279 if (checkin) { 21280 pw.print("feat,"); 21281 pw.print(feat.name); 21282 pw.print(","); 21283 pw.println(feat.version); 21284 } else { 21285 pw.print(" "); 21286 pw.print(feat.name); 21287 if (feat.version > 0) { 21288 pw.print(" version="); 21289 pw.print(feat.version); 21290 } 21291 pw.println(); 21292 } 21293 } 21294 } 21295 } 21296 21297 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21298 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21299 : "Activity Resolver Table:", " ", packageName, 21300 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21301 dumpState.setTitlePrinted(true); 21302 } 21303 } 21304 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21305 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21306 : "Receiver Resolver Table:", " ", packageName, 21307 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21308 dumpState.setTitlePrinted(true); 21309 } 21310 } 21311 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21312 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21313 : "Service Resolver Table:", " ", packageName, 21314 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21315 dumpState.setTitlePrinted(true); 21316 } 21317 } 21318 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21319 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21320 : "Provider Resolver Table:", " ", packageName, 21321 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21322 dumpState.setTitlePrinted(true); 21323 } 21324 } 21325 21326 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21327 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21328 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21329 int user = mSettings.mPreferredActivities.keyAt(i); 21330 if (pir.dump(pw, 21331 dumpState.getTitlePrinted() 21332 ? "\nPreferred Activities User " + user + ":" 21333 : "Preferred Activities User " + user + ":", " ", 21334 packageName, true, false)) { 21335 dumpState.setTitlePrinted(true); 21336 } 21337 } 21338 } 21339 21340 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21341 pw.flush(); 21342 FileOutputStream fout = new FileOutputStream(fd); 21343 BufferedOutputStream str = new BufferedOutputStream(fout); 21344 XmlSerializer serializer = new FastXmlSerializer(); 21345 try { 21346 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21347 serializer.startDocument(null, true); 21348 serializer.setFeature( 21349 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21350 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21351 serializer.endDocument(); 21352 serializer.flush(); 21353 } catch (IllegalArgumentException e) { 21354 pw.println("Failed writing: " + e); 21355 } catch (IllegalStateException e) { 21356 pw.println("Failed writing: " + e); 21357 } catch (IOException e) { 21358 pw.println("Failed writing: " + e); 21359 } 21360 } 21361 21362 if (!checkin 21363 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21364 && packageName == null) { 21365 pw.println(); 21366 int count = mSettings.mPackages.size(); 21367 if (count == 0) { 21368 pw.println("No applications!"); 21369 pw.println(); 21370 } else { 21371 final String prefix = " "; 21372 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21373 if (allPackageSettings.size() == 0) { 21374 pw.println("No domain preferred apps!"); 21375 pw.println(); 21376 } else { 21377 pw.println("App verification status:"); 21378 pw.println(); 21379 count = 0; 21380 for (PackageSetting ps : allPackageSettings) { 21381 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21382 if (ivi == null || ivi.getPackageName() == null) continue; 21383 pw.println(prefix + "Package: " + ivi.getPackageName()); 21384 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21385 pw.println(prefix + "Status: " + ivi.getStatusString()); 21386 pw.println(); 21387 count++; 21388 } 21389 if (count == 0) { 21390 pw.println(prefix + "No app verification established."); 21391 pw.println(); 21392 } 21393 for (int userId : sUserManager.getUserIds()) { 21394 pw.println("App linkages for user " + userId + ":"); 21395 pw.println(); 21396 count = 0; 21397 for (PackageSetting ps : allPackageSettings) { 21398 final long status = ps.getDomainVerificationStatusForUser(userId); 21399 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21400 && !DEBUG_DOMAIN_VERIFICATION) { 21401 continue; 21402 } 21403 pw.println(prefix + "Package: " + ps.name); 21404 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21405 String statusStr = IntentFilterVerificationInfo. 21406 getStatusStringFromValue(status); 21407 pw.println(prefix + "Status: " + statusStr); 21408 pw.println(); 21409 count++; 21410 } 21411 if (count == 0) { 21412 pw.println(prefix + "No configured app linkages."); 21413 pw.println(); 21414 } 21415 } 21416 } 21417 } 21418 } 21419 21420 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21421 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21422 } 21423 21424 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21425 boolean printedSomething = false; 21426 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21427 if (packageName != null && !packageName.equals(p.info.packageName)) { 21428 continue; 21429 } 21430 if (!printedSomething) { 21431 if (dumpState.onTitlePrinted()) 21432 pw.println(); 21433 pw.println("Registered ContentProviders:"); 21434 printedSomething = true; 21435 } 21436 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21437 pw.print(" "); pw.println(p.toString()); 21438 } 21439 printedSomething = false; 21440 for (Map.Entry<String, PackageParser.Provider> entry : 21441 mProvidersByAuthority.entrySet()) { 21442 PackageParser.Provider p = entry.getValue(); 21443 if (packageName != null && !packageName.equals(p.info.packageName)) { 21444 continue; 21445 } 21446 if (!printedSomething) { 21447 if (dumpState.onTitlePrinted()) 21448 pw.println(); 21449 pw.println("ContentProvider Authorities:"); 21450 printedSomething = true; 21451 } 21452 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21453 pw.print(" "); pw.println(p.toString()); 21454 if (p.info != null && p.info.applicationInfo != null) { 21455 final String appInfo = p.info.applicationInfo.toString(); 21456 pw.print(" applicationInfo="); pw.println(appInfo); 21457 } 21458 } 21459 } 21460 21461 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21462 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21463 } 21464 21465 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21466 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21467 } 21468 21469 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21470 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21471 } 21472 21473 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21474 if (dumpState.onTitlePrinted()) pw.println(); 21475 pw.println("Package Changes:"); 21476 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21477 final int K = mChangedPackages.size(); 21478 for (int i = 0; i < K; i++) { 21479 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21480 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21481 final int N = changes.size(); 21482 if (N == 0) { 21483 pw.print(" "); pw.println("No packages changed"); 21484 } else { 21485 for (int j = 0; j < N; j++) { 21486 final String pkgName = changes.valueAt(j); 21487 final int sequenceNumber = changes.keyAt(j); 21488 pw.print(" "); 21489 pw.print("seq="); 21490 pw.print(sequenceNumber); 21491 pw.print(", package="); 21492 pw.println(pkgName); 21493 } 21494 } 21495 } 21496 } 21497 21498 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21499 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21500 } 21501 21502 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21503 // XXX should handle packageName != null by dumping only install data that 21504 // the given package is involved with. 21505 if (dumpState.onTitlePrinted()) pw.println(); 21506 21507 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21508 ipw.println(); 21509 ipw.println("Frozen packages:"); 21510 ipw.increaseIndent(); 21511 if (mFrozenPackages.size() == 0) { 21512 ipw.println("(none)"); 21513 } else { 21514 for (int i = 0; i < mFrozenPackages.size(); i++) { 21515 ipw.println(mFrozenPackages.valueAt(i)); 21516 } 21517 } 21518 ipw.decreaseIndent(); 21519 } 21520 21521 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21522 if (dumpState.onTitlePrinted()) pw.println(); 21523 21524 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21525 ipw.println(); 21526 ipw.println("Loaded volumes:"); 21527 ipw.increaseIndent(); 21528 if (mLoadedVolumes.size() == 0) { 21529 ipw.println("(none)"); 21530 } else { 21531 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21532 ipw.println(mLoadedVolumes.valueAt(i)); 21533 } 21534 } 21535 ipw.decreaseIndent(); 21536 } 21537 21538 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21539 && packageName == null) { 21540 if (dumpState.onTitlePrinted()) pw.println(); 21541 pw.println("Service permissions:"); 21542 21543 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21544 while (filterIterator.hasNext()) { 21545 final ServiceIntentInfo info = filterIterator.next(); 21546 final ServiceInfo serviceInfo = info.service.info; 21547 final String permission = serviceInfo.permission; 21548 if (permission != null) { 21549 pw.print(" "); 21550 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21551 pw.print(": "); 21552 pw.println(permission); 21553 } 21554 } 21555 } 21556 21557 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21558 if (dumpState.onTitlePrinted()) pw.println(); 21559 dumpDexoptStateLPr(pw, packageName); 21560 } 21561 21562 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21563 if (dumpState.onTitlePrinted()) pw.println(); 21564 dumpCompilerStatsLPr(pw, packageName); 21565 } 21566 21567 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21568 if (dumpState.onTitlePrinted()) pw.println(); 21569 mSettings.dumpReadMessagesLPr(pw, dumpState); 21570 21571 pw.println(); 21572 pw.println("Package warning messages:"); 21573 dumpCriticalInfo(pw, null); 21574 } 21575 21576 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21577 dumpCriticalInfo(pw, "msg,"); 21578 } 21579 } 21580 21581 // PackageInstaller should be called outside of mPackages lock 21582 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21583 // XXX should handle packageName != null by dumping only install data that 21584 // the given package is involved with. 21585 if (dumpState.onTitlePrinted()) pw.println(); 21586 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21587 } 21588 } 21589 21590 private void dumpProto(FileDescriptor fd) { 21591 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21592 21593 synchronized (mPackages) { 21594 final long requiredVerifierPackageToken = 21595 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21596 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21597 proto.write( 21598 PackageServiceDumpProto.PackageShortProto.UID, 21599 getPackageUid( 21600 mRequiredVerifierPackage, 21601 MATCH_DEBUG_TRIAGED_MISSING, 21602 UserHandle.USER_SYSTEM)); 21603 proto.end(requiredVerifierPackageToken); 21604 21605 if (mIntentFilterVerifierComponent != null) { 21606 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21607 final long verifierPackageToken = 21608 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21609 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21610 proto.write( 21611 PackageServiceDumpProto.PackageShortProto.UID, 21612 getPackageUid( 21613 verifierPackageName, 21614 MATCH_DEBUG_TRIAGED_MISSING, 21615 UserHandle.USER_SYSTEM)); 21616 proto.end(verifierPackageToken); 21617 } 21618 21619 dumpSharedLibrariesProto(proto); 21620 dumpFeaturesProto(proto); 21621 mSettings.dumpPackagesProto(proto); 21622 mSettings.dumpSharedUsersProto(proto); 21623 dumpCriticalInfo(proto); 21624 } 21625 proto.flush(); 21626 } 21627 21628 private void dumpFeaturesProto(ProtoOutputStream proto) { 21629 synchronized (mAvailableFeatures) { 21630 final int count = mAvailableFeatures.size(); 21631 for (int i = 0; i < count; i++) { 21632 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21633 } 21634 } 21635 } 21636 21637 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21638 final int count = mSharedLibraries.size(); 21639 for (int i = 0; i < count; i++) { 21640 final String libName = mSharedLibraries.keyAt(i); 21641 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21642 if (versionedLib == null) { 21643 continue; 21644 } 21645 final int versionCount = versionedLib.size(); 21646 for (int j = 0; j < versionCount; j++) { 21647 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21648 final long sharedLibraryToken = 21649 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21650 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21651 final boolean isJar = (libEntry.path != null); 21652 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21653 if (isJar) { 21654 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21655 } else { 21656 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21657 } 21658 proto.end(sharedLibraryToken); 21659 } 21660 } 21661 } 21662 21663 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21664 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21665 ipw.println(); 21666 ipw.println("Dexopt state:"); 21667 ipw.increaseIndent(); 21668 Collection<PackageParser.Package> packages = null; 21669 if (packageName != null) { 21670 PackageParser.Package targetPackage = mPackages.get(packageName); 21671 if (targetPackage != null) { 21672 packages = Collections.singletonList(targetPackage); 21673 } else { 21674 ipw.println("Unable to find package: " + packageName); 21675 return; 21676 } 21677 } else { 21678 packages = mPackages.values(); 21679 } 21680 21681 for (PackageParser.Package pkg : packages) { 21682 ipw.println("[" + pkg.packageName + "]"); 21683 ipw.increaseIndent(); 21684 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21685 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21686 ipw.decreaseIndent(); 21687 } 21688 } 21689 21690 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21691 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21692 ipw.println(); 21693 ipw.println("Compiler stats:"); 21694 ipw.increaseIndent(); 21695 Collection<PackageParser.Package> packages = null; 21696 if (packageName != null) { 21697 PackageParser.Package targetPackage = mPackages.get(packageName); 21698 if (targetPackage != null) { 21699 packages = Collections.singletonList(targetPackage); 21700 } else { 21701 ipw.println("Unable to find package: " + packageName); 21702 return; 21703 } 21704 } else { 21705 packages = mPackages.values(); 21706 } 21707 21708 for (PackageParser.Package pkg : packages) { 21709 ipw.println("[" + pkg.packageName + "]"); 21710 ipw.increaseIndent(); 21711 21712 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21713 if (stats == null) { 21714 ipw.println("(No recorded stats)"); 21715 } else { 21716 stats.dump(ipw); 21717 } 21718 ipw.decreaseIndent(); 21719 } 21720 } 21721 21722 private String dumpDomainString(String packageName) { 21723 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21724 .getList(); 21725 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21726 21727 ArraySet<String> result = new ArraySet<>(); 21728 if (iviList.size() > 0) { 21729 for (IntentFilterVerificationInfo ivi : iviList) { 21730 for (String host : ivi.getDomains()) { 21731 result.add(host); 21732 } 21733 } 21734 } 21735 if (filters != null && filters.size() > 0) { 21736 for (IntentFilter filter : filters) { 21737 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21738 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21739 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21740 result.addAll(filter.getHostsList()); 21741 } 21742 } 21743 } 21744 21745 StringBuilder sb = new StringBuilder(result.size() * 16); 21746 for (String domain : result) { 21747 if (sb.length() > 0) sb.append(" "); 21748 sb.append(domain); 21749 } 21750 return sb.toString(); 21751 } 21752 21753 // ------- apps on sdcard specific code ------- 21754 static final boolean DEBUG_SD_INSTALL = false; 21755 21756 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21757 21758 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21759 21760 private boolean mMediaMounted = false; 21761 21762 static String getEncryptKey() { 21763 try { 21764 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21765 SD_ENCRYPTION_KEYSTORE_NAME); 21766 if (sdEncKey == null) { 21767 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21768 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21769 if (sdEncKey == null) { 21770 Slog.e(TAG, "Failed to create encryption keys"); 21771 return null; 21772 } 21773 } 21774 return sdEncKey; 21775 } catch (NoSuchAlgorithmException nsae) { 21776 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21777 return null; 21778 } catch (IOException ioe) { 21779 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21780 return null; 21781 } 21782 } 21783 21784 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21785 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21786 final int size = infos.size(); 21787 final String[] packageNames = new String[size]; 21788 final int[] packageUids = new int[size]; 21789 for (int i = 0; i < size; i++) { 21790 final ApplicationInfo info = infos.get(i); 21791 packageNames[i] = info.packageName; 21792 packageUids[i] = info.uid; 21793 } 21794 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21795 finishedReceiver); 21796 } 21797 21798 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21799 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21800 sendResourcesChangedBroadcast(mediaStatus, replacing, 21801 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21802 } 21803 21804 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21805 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21806 int size = pkgList.length; 21807 if (size > 0) { 21808 // Send broadcasts here 21809 Bundle extras = new Bundle(); 21810 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21811 if (uidArr != null) { 21812 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21813 } 21814 if (replacing) { 21815 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21816 } 21817 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21818 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21819 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21820 } 21821 } 21822 21823 private void loadPrivatePackages(final VolumeInfo vol) { 21824 mHandler.post(new Runnable() { 21825 @Override 21826 public void run() { 21827 loadPrivatePackagesInner(vol); 21828 } 21829 }); 21830 } 21831 21832 private void loadPrivatePackagesInner(VolumeInfo vol) { 21833 final String volumeUuid = vol.fsUuid; 21834 if (TextUtils.isEmpty(volumeUuid)) { 21835 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21836 return; 21837 } 21838 21839 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21840 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21841 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21842 21843 final VersionInfo ver; 21844 final List<PackageSetting> packages; 21845 synchronized (mPackages) { 21846 ver = mSettings.findOrCreateVersion(volumeUuid); 21847 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21848 } 21849 21850 for (PackageSetting ps : packages) { 21851 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21852 synchronized (mInstallLock) { 21853 final PackageParser.Package pkg; 21854 try { 21855 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21856 loaded.add(pkg.applicationInfo); 21857 21858 } catch (PackageManagerException e) { 21859 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21860 } 21861 21862 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21863 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21864 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21865 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21866 } 21867 } 21868 } 21869 21870 // Reconcile app data for all started/unlocked users 21871 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21872 final UserManager um = mContext.getSystemService(UserManager.class); 21873 UserManagerInternal umInternal = getUserManagerInternal(); 21874 for (UserInfo user : um.getUsers()) { 21875 final int flags; 21876 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21877 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21878 } else if (umInternal.isUserRunning(user.id)) { 21879 flags = StorageManager.FLAG_STORAGE_DE; 21880 } else { 21881 continue; 21882 } 21883 21884 try { 21885 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21886 synchronized (mInstallLock) { 21887 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21888 } 21889 } catch (IllegalStateException e) { 21890 // Device was probably ejected, and we'll process that event momentarily 21891 Slog.w(TAG, "Failed to prepare storage: " + e); 21892 } 21893 } 21894 21895 synchronized (mPackages) { 21896 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21897 if (sdkUpdated) { 21898 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21899 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21900 } 21901 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21902 mPermissionCallback); 21903 21904 // Yay, everything is now upgraded 21905 ver.forceCurrent(); 21906 21907 mSettings.writeLPr(); 21908 } 21909 21910 for (PackageFreezer freezer : freezers) { 21911 freezer.close(); 21912 } 21913 21914 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21915 sendResourcesChangedBroadcast(true, false, loaded, null); 21916 mLoadedVolumes.add(vol.getId()); 21917 } 21918 21919 private void unloadPrivatePackages(final VolumeInfo vol) { 21920 mHandler.post(new Runnable() { 21921 @Override 21922 public void run() { 21923 unloadPrivatePackagesInner(vol); 21924 } 21925 }); 21926 } 21927 21928 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21929 final String volumeUuid = vol.fsUuid; 21930 if (TextUtils.isEmpty(volumeUuid)) { 21931 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21932 return; 21933 } 21934 21935 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21936 synchronized (mInstallLock) { 21937 synchronized (mPackages) { 21938 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21939 for (PackageSetting ps : packages) { 21940 if (ps.pkg == null) continue; 21941 21942 final ApplicationInfo info = ps.pkg.applicationInfo; 21943 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21944 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21945 21946 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21947 "unloadPrivatePackagesInner")) { 21948 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21949 false, null)) { 21950 unloaded.add(info); 21951 } else { 21952 Slog.w(TAG, "Failed to unload " + ps.codePath); 21953 } 21954 } 21955 21956 // Try very hard to release any references to this package 21957 // so we don't risk the system server being killed due to 21958 // open FDs 21959 AttributeCache.instance().removePackage(ps.name); 21960 } 21961 21962 mSettings.writeLPr(); 21963 } 21964 } 21965 21966 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21967 sendResourcesChangedBroadcast(false, false, unloaded, null); 21968 mLoadedVolumes.remove(vol.getId()); 21969 21970 // Try very hard to release any references to this path so we don't risk 21971 // the system server being killed due to open FDs 21972 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21973 21974 for (int i = 0; i < 3; i++) { 21975 System.gc(); 21976 System.runFinalization(); 21977 } 21978 } 21979 21980 private void assertPackageKnown(String volumeUuid, String packageName) 21981 throws PackageManagerException { 21982 synchronized (mPackages) { 21983 // Normalize package name to handle renamed packages 21984 packageName = normalizePackageNameLPr(packageName); 21985 21986 final PackageSetting ps = mSettings.mPackages.get(packageName); 21987 if (ps == null) { 21988 throw new PackageManagerException("Package " + packageName + " is unknown"); 21989 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21990 throw new PackageManagerException( 21991 "Package " + packageName + " found on unknown volume " + volumeUuid 21992 + "; expected volume " + ps.volumeUuid); 21993 } 21994 } 21995 } 21996 21997 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21998 throws PackageManagerException { 21999 synchronized (mPackages) { 22000 // Normalize package name to handle renamed packages 22001 packageName = normalizePackageNameLPr(packageName); 22002 22003 final PackageSetting ps = mSettings.mPackages.get(packageName); 22004 if (ps == null) { 22005 throw new PackageManagerException("Package " + packageName + " is unknown"); 22006 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22007 throw new PackageManagerException( 22008 "Package " + packageName + " found on unknown volume " + volumeUuid 22009 + "; expected volume " + ps.volumeUuid); 22010 } else if (!ps.getInstalled(userId)) { 22011 throw new PackageManagerException( 22012 "Package " + packageName + " not installed for user " + userId); 22013 } 22014 } 22015 } 22016 22017 private List<String> collectAbsoluteCodePaths() { 22018 synchronized (mPackages) { 22019 List<String> codePaths = new ArrayList<>(); 22020 final int packageCount = mSettings.mPackages.size(); 22021 for (int i = 0; i < packageCount; i++) { 22022 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22023 codePaths.add(ps.codePath.getAbsolutePath()); 22024 } 22025 return codePaths; 22026 } 22027 } 22028 22029 /** 22030 * Examine all apps present on given mounted volume, and destroy apps that 22031 * aren't expected, either due to uninstallation or reinstallation on 22032 * another volume. 22033 */ 22034 private void reconcileApps(String volumeUuid) { 22035 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22036 List<File> filesToDelete = null; 22037 22038 final File[] files = FileUtils.listFilesOrEmpty( 22039 Environment.getDataAppDirectory(volumeUuid)); 22040 for (File file : files) { 22041 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22042 && !PackageInstallerService.isStageName(file.getName()); 22043 if (!isPackage) { 22044 // Ignore entries which are not packages 22045 continue; 22046 } 22047 22048 String absolutePath = file.getAbsolutePath(); 22049 22050 boolean pathValid = false; 22051 final int absoluteCodePathCount = absoluteCodePaths.size(); 22052 for (int i = 0; i < absoluteCodePathCount; i++) { 22053 String absoluteCodePath = absoluteCodePaths.get(i); 22054 if (absolutePath.startsWith(absoluteCodePath)) { 22055 pathValid = true; 22056 break; 22057 } 22058 } 22059 22060 if (!pathValid) { 22061 if (filesToDelete == null) { 22062 filesToDelete = new ArrayList<>(); 22063 } 22064 filesToDelete.add(file); 22065 } 22066 } 22067 22068 if (filesToDelete != null) { 22069 final int fileToDeleteCount = filesToDelete.size(); 22070 for (int i = 0; i < fileToDeleteCount; i++) { 22071 File fileToDelete = filesToDelete.get(i); 22072 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22073 synchronized (mInstallLock) { 22074 removeCodePathLI(fileToDelete); 22075 } 22076 } 22077 } 22078 } 22079 22080 /** 22081 * Reconcile all app data for the given user. 22082 * <p> 22083 * Verifies that directories exist and that ownership and labeling is 22084 * correct for all installed apps on all mounted volumes. 22085 */ 22086 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22087 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22088 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22089 final String volumeUuid = vol.getFsUuid(); 22090 synchronized (mInstallLock) { 22091 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22092 } 22093 } 22094 } 22095 22096 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22097 boolean migrateAppData) { 22098 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22099 } 22100 22101 /** 22102 * Reconcile all app data on given mounted volume. 22103 * <p> 22104 * Destroys app data that isn't expected, either due to uninstallation or 22105 * reinstallation on another volume. 22106 * <p> 22107 * Verifies that directories exist and that ownership and labeling is 22108 * correct for all installed apps. 22109 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22110 */ 22111 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22112 boolean migrateAppData, boolean onlyCoreApps) { 22113 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22114 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22115 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22116 22117 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22118 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22119 22120 // First look for stale data that doesn't belong, and check if things 22121 // have changed since we did our last restorecon 22122 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22123 if (StorageManager.isFileEncryptedNativeOrEmulated() 22124 && !StorageManager.isUserKeyUnlocked(userId)) { 22125 throw new RuntimeException( 22126 "Yikes, someone asked us to reconcile CE storage while " + userId 22127 + " was still locked; this would have caused massive data loss!"); 22128 } 22129 22130 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22131 for (File file : files) { 22132 final String packageName = file.getName(); 22133 try { 22134 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22135 } catch (PackageManagerException e) { 22136 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22137 try { 22138 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22139 StorageManager.FLAG_STORAGE_CE, 0); 22140 } catch (InstallerException e2) { 22141 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22142 } 22143 } 22144 } 22145 } 22146 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22147 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22148 for (File file : files) { 22149 final String packageName = file.getName(); 22150 try { 22151 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22152 } catch (PackageManagerException e) { 22153 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22154 try { 22155 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22156 StorageManager.FLAG_STORAGE_DE, 0); 22157 } catch (InstallerException e2) { 22158 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22159 } 22160 } 22161 } 22162 } 22163 22164 // Ensure that data directories are ready to roll for all packages 22165 // installed for this volume and user 22166 final List<PackageSetting> packages; 22167 synchronized (mPackages) { 22168 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22169 } 22170 int preparedCount = 0; 22171 for (PackageSetting ps : packages) { 22172 final String packageName = ps.name; 22173 if (ps.pkg == null) { 22174 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22175 // TODO: might be due to legacy ASEC apps; we should circle back 22176 // and reconcile again once they're scanned 22177 continue; 22178 } 22179 // Skip non-core apps if requested 22180 if (onlyCoreApps && !ps.pkg.coreApp) { 22181 result.add(packageName); 22182 continue; 22183 } 22184 22185 if (ps.getInstalled(userId)) { 22186 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22187 preparedCount++; 22188 } 22189 } 22190 22191 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22192 return result; 22193 } 22194 22195 /** 22196 * Prepare app data for the given app just after it was installed or 22197 * upgraded. This method carefully only touches users that it's installed 22198 * for, and it forces a restorecon to handle any seinfo changes. 22199 * <p> 22200 * Verifies that directories exist and that ownership and labeling is 22201 * correct for all installed apps. If there is an ownership mismatch, it 22202 * will try recovering system apps by wiping data; third-party app data is 22203 * left intact. 22204 * <p> 22205 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22206 */ 22207 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22208 final PackageSetting ps; 22209 synchronized (mPackages) { 22210 ps = mSettings.mPackages.get(pkg.packageName); 22211 mSettings.writeKernelMappingLPr(ps); 22212 } 22213 22214 final UserManager um = mContext.getSystemService(UserManager.class); 22215 UserManagerInternal umInternal = getUserManagerInternal(); 22216 for (UserInfo user : um.getUsers()) { 22217 final int flags; 22218 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22219 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22220 } else if (umInternal.isUserRunning(user.id)) { 22221 flags = StorageManager.FLAG_STORAGE_DE; 22222 } else { 22223 continue; 22224 } 22225 22226 if (ps.getInstalled(user.id)) { 22227 // TODO: when user data is locked, mark that we're still dirty 22228 prepareAppDataLIF(pkg, user.id, flags); 22229 } 22230 } 22231 } 22232 22233 /** 22234 * Prepare app data for the given app. 22235 * <p> 22236 * Verifies that directories exist and that ownership and labeling is 22237 * correct for all installed apps. If there is an ownership mismatch, this 22238 * will try recovering system apps by wiping data; third-party app data is 22239 * left intact. 22240 */ 22241 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22242 if (pkg == null) { 22243 Slog.wtf(TAG, "Package was null!", new Throwable()); 22244 return; 22245 } 22246 prepareAppDataLeafLIF(pkg, userId, flags); 22247 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22248 for (int i = 0; i < childCount; i++) { 22249 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22250 } 22251 } 22252 22253 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22254 boolean maybeMigrateAppData) { 22255 prepareAppDataLIF(pkg, userId, flags); 22256 22257 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22258 // We may have just shuffled around app data directories, so 22259 // prepare them one more time 22260 prepareAppDataLIF(pkg, userId, flags); 22261 } 22262 } 22263 22264 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22265 if (DEBUG_APP_DATA) { 22266 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22267 + Integer.toHexString(flags)); 22268 } 22269 22270 final String volumeUuid = pkg.volumeUuid; 22271 final String packageName = pkg.packageName; 22272 final ApplicationInfo app = pkg.applicationInfo; 22273 final int appId = UserHandle.getAppId(app.uid); 22274 22275 Preconditions.checkNotNull(app.seInfo); 22276 22277 long ceDataInode = -1; 22278 try { 22279 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22280 appId, app.seInfo, app.targetSdkVersion); 22281 } catch (InstallerException e) { 22282 if (app.isSystemApp()) { 22283 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22284 + ", but trying to recover: " + e); 22285 destroyAppDataLeafLIF(pkg, userId, flags); 22286 try { 22287 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22288 appId, app.seInfo, app.targetSdkVersion); 22289 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22290 } catch (InstallerException e2) { 22291 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22292 } 22293 } else { 22294 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22295 } 22296 } 22297 // Prepare the application profiles. 22298 mArtManagerService.prepareAppProfiles(pkg, userId); 22299 22300 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22301 // TODO: mark this structure as dirty so we persist it! 22302 synchronized (mPackages) { 22303 final PackageSetting ps = mSettings.mPackages.get(packageName); 22304 if (ps != null) { 22305 ps.setCeDataInode(ceDataInode, userId); 22306 } 22307 } 22308 } 22309 22310 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22311 } 22312 22313 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22314 if (pkg == null) { 22315 Slog.wtf(TAG, "Package was null!", new Throwable()); 22316 return; 22317 } 22318 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22319 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22320 for (int i = 0; i < childCount; i++) { 22321 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22322 } 22323 } 22324 22325 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22326 final String volumeUuid = pkg.volumeUuid; 22327 final String packageName = pkg.packageName; 22328 final ApplicationInfo app = pkg.applicationInfo; 22329 22330 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22331 // Create a native library symlink only if we have native libraries 22332 // and if the native libraries are 32 bit libraries. We do not provide 22333 // this symlink for 64 bit libraries. 22334 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22335 final String nativeLibPath = app.nativeLibraryDir; 22336 try { 22337 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22338 nativeLibPath, userId); 22339 } catch (InstallerException e) { 22340 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22341 } 22342 } 22343 } 22344 } 22345 22346 /** 22347 * For system apps on non-FBE devices, this method migrates any existing 22348 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22349 * requested by the app. 22350 */ 22351 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22352 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22353 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22354 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22355 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22356 try { 22357 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22358 storageTarget); 22359 } catch (InstallerException e) { 22360 logCriticalInfo(Log.WARN, 22361 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22362 } 22363 return true; 22364 } else { 22365 return false; 22366 } 22367 } 22368 22369 public PackageFreezer freezePackage(String packageName, String killReason) { 22370 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22371 } 22372 22373 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22374 return new PackageFreezer(packageName, userId, killReason); 22375 } 22376 22377 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22378 String killReason) { 22379 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22380 } 22381 22382 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22383 String killReason) { 22384 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22385 return new PackageFreezer(); 22386 } else { 22387 return freezePackage(packageName, userId, killReason); 22388 } 22389 } 22390 22391 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22392 String killReason) { 22393 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22394 } 22395 22396 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22397 String killReason) { 22398 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22399 return new PackageFreezer(); 22400 } else { 22401 return freezePackage(packageName, userId, killReason); 22402 } 22403 } 22404 22405 /** 22406 * Class that freezes and kills the given package upon creation, and 22407 * unfreezes it upon closing. This is typically used when doing surgery on 22408 * app code/data to prevent the app from running while you're working. 22409 */ 22410 private class PackageFreezer implements AutoCloseable { 22411 private final String mPackageName; 22412 private final PackageFreezer[] mChildren; 22413 22414 private final boolean mWeFroze; 22415 22416 private final AtomicBoolean mClosed = new AtomicBoolean(); 22417 private final CloseGuard mCloseGuard = CloseGuard.get(); 22418 22419 /** 22420 * Create and return a stub freezer that doesn't actually do anything, 22421 * typically used when someone requested 22422 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22423 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22424 */ 22425 public PackageFreezer() { 22426 mPackageName = null; 22427 mChildren = null; 22428 mWeFroze = false; 22429 mCloseGuard.open("close"); 22430 } 22431 22432 public PackageFreezer(String packageName, int userId, String killReason) { 22433 synchronized (mPackages) { 22434 mPackageName = packageName; 22435 mWeFroze = mFrozenPackages.add(mPackageName); 22436 22437 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22438 if (ps != null) { 22439 killApplication(ps.name, ps.appId, userId, killReason); 22440 } 22441 22442 final PackageParser.Package p = mPackages.get(packageName); 22443 if (p != null && p.childPackages != null) { 22444 final int N = p.childPackages.size(); 22445 mChildren = new PackageFreezer[N]; 22446 for (int i = 0; i < N; i++) { 22447 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22448 userId, killReason); 22449 } 22450 } else { 22451 mChildren = null; 22452 } 22453 } 22454 mCloseGuard.open("close"); 22455 } 22456 22457 @Override 22458 protected void finalize() throws Throwable { 22459 try { 22460 if (mCloseGuard != null) { 22461 mCloseGuard.warnIfOpen(); 22462 } 22463 22464 close(); 22465 } finally { 22466 super.finalize(); 22467 } 22468 } 22469 22470 @Override 22471 public void close() { 22472 mCloseGuard.close(); 22473 if (mClosed.compareAndSet(false, true)) { 22474 synchronized (mPackages) { 22475 if (mWeFroze) { 22476 mFrozenPackages.remove(mPackageName); 22477 } 22478 22479 if (mChildren != null) { 22480 for (PackageFreezer freezer : mChildren) { 22481 freezer.close(); 22482 } 22483 } 22484 } 22485 } 22486 } 22487 } 22488 22489 /** 22490 * Verify that given package is currently frozen. 22491 */ 22492 private void checkPackageFrozen(String packageName) { 22493 synchronized (mPackages) { 22494 if (!mFrozenPackages.contains(packageName)) { 22495 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22496 } 22497 } 22498 } 22499 22500 @Override 22501 public int movePackage(final String packageName, final String volumeUuid) { 22502 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22503 22504 final int callingUid = Binder.getCallingUid(); 22505 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22506 final int moveId = mNextMoveId.getAndIncrement(); 22507 mHandler.post(new Runnable() { 22508 @Override 22509 public void run() { 22510 try { 22511 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22512 } catch (PackageManagerException e) { 22513 Slog.w(TAG, "Failed to move " + packageName, e); 22514 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22515 } 22516 } 22517 }); 22518 return moveId; 22519 } 22520 22521 private void movePackageInternal(final String packageName, final String volumeUuid, 22522 final int moveId, final int callingUid, UserHandle user) 22523 throws PackageManagerException { 22524 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22525 final PackageManager pm = mContext.getPackageManager(); 22526 22527 final boolean currentAsec; 22528 final String currentVolumeUuid; 22529 final File codeFile; 22530 final String installerPackageName; 22531 final String packageAbiOverride; 22532 final int appId; 22533 final String seinfo; 22534 final String label; 22535 final int targetSdkVersion; 22536 final PackageFreezer freezer; 22537 final int[] installedUserIds; 22538 22539 // reader 22540 synchronized (mPackages) { 22541 final PackageParser.Package pkg = mPackages.get(packageName); 22542 final PackageSetting ps = mSettings.mPackages.get(packageName); 22543 if (pkg == null 22544 || ps == null 22545 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22546 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22547 } 22548 if (pkg.applicationInfo.isSystemApp()) { 22549 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22550 "Cannot move system application"); 22551 } 22552 22553 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22554 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22555 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22556 if (isInternalStorage && !allow3rdPartyOnInternal) { 22557 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22558 "3rd party apps are not allowed on internal storage"); 22559 } 22560 22561 if (pkg.applicationInfo.isExternalAsec()) { 22562 currentAsec = true; 22563 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22564 } else if (pkg.applicationInfo.isForwardLocked()) { 22565 currentAsec = true; 22566 currentVolumeUuid = "forward_locked"; 22567 } else { 22568 currentAsec = false; 22569 currentVolumeUuid = ps.volumeUuid; 22570 22571 final File probe = new File(pkg.codePath); 22572 final File probeOat = new File(probe, "oat"); 22573 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22574 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22575 "Move only supported for modern cluster style installs"); 22576 } 22577 } 22578 22579 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22580 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22581 "Package already moved to " + volumeUuid); 22582 } 22583 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22584 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22585 "Device admin cannot be moved"); 22586 } 22587 22588 if (mFrozenPackages.contains(packageName)) { 22589 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22590 "Failed to move already frozen package"); 22591 } 22592 22593 codeFile = new File(pkg.codePath); 22594 installerPackageName = ps.installerPackageName; 22595 packageAbiOverride = ps.cpuAbiOverrideString; 22596 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22597 seinfo = pkg.applicationInfo.seInfo; 22598 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22599 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22600 freezer = freezePackage(packageName, "movePackageInternal"); 22601 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22602 } 22603 22604 final Bundle extras = new Bundle(); 22605 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22606 extras.putString(Intent.EXTRA_TITLE, label); 22607 mMoveCallbacks.notifyCreated(moveId, extras); 22608 22609 int installFlags; 22610 final boolean moveCompleteApp; 22611 final File measurePath; 22612 22613 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22614 installFlags = INSTALL_INTERNAL; 22615 moveCompleteApp = !currentAsec; 22616 measurePath = Environment.getDataAppDirectory(volumeUuid); 22617 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22618 installFlags = INSTALL_EXTERNAL; 22619 moveCompleteApp = false; 22620 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22621 } else { 22622 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22623 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22624 || !volume.isMountedWritable()) { 22625 freezer.close(); 22626 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22627 "Move location not mounted private volume"); 22628 } 22629 22630 Preconditions.checkState(!currentAsec); 22631 22632 installFlags = INSTALL_INTERNAL; 22633 moveCompleteApp = true; 22634 measurePath = Environment.getDataAppDirectory(volumeUuid); 22635 } 22636 22637 // If we're moving app data around, we need all the users unlocked 22638 if (moveCompleteApp) { 22639 for (int userId : installedUserIds) { 22640 if (StorageManager.isFileEncryptedNativeOrEmulated() 22641 && !StorageManager.isUserKeyUnlocked(userId)) { 22642 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22643 "User " + userId + " must be unlocked"); 22644 } 22645 } 22646 } 22647 22648 final PackageStats stats = new PackageStats(null, -1); 22649 synchronized (mInstaller) { 22650 for (int userId : installedUserIds) { 22651 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22652 freezer.close(); 22653 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22654 "Failed to measure package size"); 22655 } 22656 } 22657 } 22658 22659 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22660 + stats.dataSize); 22661 22662 final long startFreeBytes = measurePath.getUsableSpace(); 22663 final long sizeBytes; 22664 if (moveCompleteApp) { 22665 sizeBytes = stats.codeSize + stats.dataSize; 22666 } else { 22667 sizeBytes = stats.codeSize; 22668 } 22669 22670 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22671 freezer.close(); 22672 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22673 "Not enough free space to move"); 22674 } 22675 22676 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22677 22678 final CountDownLatch installedLatch = new CountDownLatch(1); 22679 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22680 @Override 22681 public void onUserActionRequired(Intent intent) throws RemoteException { 22682 throw new IllegalStateException(); 22683 } 22684 22685 @Override 22686 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22687 Bundle extras) throws RemoteException { 22688 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22689 + PackageManager.installStatusToString(returnCode, msg)); 22690 22691 installedLatch.countDown(); 22692 freezer.close(); 22693 22694 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22695 switch (status) { 22696 case PackageInstaller.STATUS_SUCCESS: 22697 mMoveCallbacks.notifyStatusChanged(moveId, 22698 PackageManager.MOVE_SUCCEEDED); 22699 break; 22700 case PackageInstaller.STATUS_FAILURE_STORAGE: 22701 mMoveCallbacks.notifyStatusChanged(moveId, 22702 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22703 break; 22704 default: 22705 mMoveCallbacks.notifyStatusChanged(moveId, 22706 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22707 break; 22708 } 22709 } 22710 }; 22711 22712 final MoveInfo move; 22713 if (moveCompleteApp) { 22714 // Kick off a thread to report progress estimates 22715 new Thread() { 22716 @Override 22717 public void run() { 22718 while (true) { 22719 try { 22720 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22721 break; 22722 } 22723 } catch (InterruptedException ignored) { 22724 } 22725 22726 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22727 final int progress = 10 + (int) MathUtils.constrain( 22728 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22729 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22730 } 22731 } 22732 }.start(); 22733 22734 final String dataAppName = codeFile.getName(); 22735 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22736 dataAppName, appId, seinfo, targetSdkVersion); 22737 } else { 22738 move = null; 22739 } 22740 22741 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22742 22743 final Message msg = mHandler.obtainMessage(INIT_COPY); 22744 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22745 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22746 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22747 packageAbiOverride, null /*grantedPermissions*/, 22748 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22749 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22750 msg.obj = params; 22751 22752 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22753 System.identityHashCode(msg.obj)); 22754 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22755 System.identityHashCode(msg.obj)); 22756 22757 mHandler.sendMessage(msg); 22758 } 22759 22760 @Override 22761 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22762 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22763 22764 final int realMoveId = mNextMoveId.getAndIncrement(); 22765 final Bundle extras = new Bundle(); 22766 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22767 mMoveCallbacks.notifyCreated(realMoveId, extras); 22768 22769 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22770 @Override 22771 public void onCreated(int moveId, Bundle extras) { 22772 // Ignored 22773 } 22774 22775 @Override 22776 public void onStatusChanged(int moveId, int status, long estMillis) { 22777 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22778 } 22779 }; 22780 22781 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22782 storage.setPrimaryStorageUuid(volumeUuid, callback); 22783 return realMoveId; 22784 } 22785 22786 @Override 22787 public int getMoveStatus(int moveId) { 22788 mContext.enforceCallingOrSelfPermission( 22789 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22790 return mMoveCallbacks.mLastStatus.get(moveId); 22791 } 22792 22793 @Override 22794 public void registerMoveCallback(IPackageMoveObserver callback) { 22795 mContext.enforceCallingOrSelfPermission( 22796 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22797 mMoveCallbacks.register(callback); 22798 } 22799 22800 @Override 22801 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22802 mContext.enforceCallingOrSelfPermission( 22803 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22804 mMoveCallbacks.unregister(callback); 22805 } 22806 22807 @Override 22808 public boolean setInstallLocation(int loc) { 22809 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22810 null); 22811 if (getInstallLocation() == loc) { 22812 return true; 22813 } 22814 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22815 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22816 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22817 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22818 return true; 22819 } 22820 return false; 22821 } 22822 22823 @Override 22824 public int getInstallLocation() { 22825 // allow instant app access 22826 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22827 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22828 PackageHelper.APP_INSTALL_AUTO); 22829 } 22830 22831 /** Called by UserManagerService */ 22832 void cleanUpUser(UserManagerService userManager, int userHandle) { 22833 synchronized (mPackages) { 22834 mDirtyUsers.remove(userHandle); 22835 mUserNeedsBadging.delete(userHandle); 22836 mSettings.removeUserLPw(userHandle); 22837 mPendingBroadcasts.remove(userHandle); 22838 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22839 removeUnusedPackagesLPw(userManager, userHandle); 22840 } 22841 } 22842 22843 /** 22844 * We're removing userHandle and would like to remove any downloaded packages 22845 * that are no longer in use by any other user. 22846 * @param userHandle the user being removed 22847 */ 22848 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22849 final boolean DEBUG_CLEAN_APKS = false; 22850 int [] users = userManager.getUserIds(); 22851 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22852 while (psit.hasNext()) { 22853 PackageSetting ps = psit.next(); 22854 if (ps.pkg == null) { 22855 continue; 22856 } 22857 final String packageName = ps.pkg.packageName; 22858 // Skip over if system app 22859 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22860 continue; 22861 } 22862 if (DEBUG_CLEAN_APKS) { 22863 Slog.i(TAG, "Checking package " + packageName); 22864 } 22865 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22866 if (keep) { 22867 if (DEBUG_CLEAN_APKS) { 22868 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22869 } 22870 } else { 22871 for (int i = 0; i < users.length; i++) { 22872 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22873 keep = true; 22874 if (DEBUG_CLEAN_APKS) { 22875 Slog.i(TAG, " Keeping package " + packageName + " for user " 22876 + users[i]); 22877 } 22878 break; 22879 } 22880 } 22881 } 22882 if (!keep) { 22883 if (DEBUG_CLEAN_APKS) { 22884 Slog.i(TAG, " Removing package " + packageName); 22885 } 22886 mHandler.post(new Runnable() { 22887 public void run() { 22888 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22889 userHandle, 0); 22890 } //end run 22891 }); 22892 } 22893 } 22894 } 22895 22896 /** Called by UserManagerService */ 22897 void createNewUser(int userId, String[] disallowedPackages) { 22898 synchronized (mInstallLock) { 22899 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22900 } 22901 synchronized (mPackages) { 22902 scheduleWritePackageRestrictionsLocked(userId); 22903 scheduleWritePackageListLocked(userId); 22904 applyFactoryDefaultBrowserLPw(userId); 22905 primeDomainVerificationsLPw(userId); 22906 } 22907 } 22908 22909 void onNewUserCreated(final int userId) { 22910 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22911 synchronized(mPackages) { 22912 // If permission review for legacy apps is required, we represent 22913 // dagerous permissions for such apps as always granted runtime 22914 // permissions to keep per user flag state whether review is needed. 22915 // Hence, if a new user is added we have to propagate dangerous 22916 // permission grants for these legacy apps. 22917 if (mSettings.mPermissions.mPermissionReviewRequired) { 22918// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22919 mPermissionManager.updateAllPermissions( 22920 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22921 mPermissionCallback); 22922 } 22923 } 22924 } 22925 22926 @Override 22927 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22928 mContext.enforceCallingOrSelfPermission( 22929 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22930 "Only package verification agents can read the verifier device identity"); 22931 22932 synchronized (mPackages) { 22933 return mSettings.getVerifierDeviceIdentityLPw(); 22934 } 22935 } 22936 22937 @Override 22938 public void setPermissionEnforced(String permission, boolean enforced) { 22939 // TODO: Now that we no longer change GID for storage, this should to away. 22940 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22941 "setPermissionEnforced"); 22942 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22943 synchronized (mPackages) { 22944 if (mSettings.mReadExternalStorageEnforced == null 22945 || mSettings.mReadExternalStorageEnforced != enforced) { 22946 mSettings.mReadExternalStorageEnforced = 22947 enforced ? Boolean.TRUE : Boolean.FALSE; 22948 mSettings.writeLPr(); 22949 } 22950 } 22951 // kill any non-foreground processes so we restart them and 22952 // grant/revoke the GID. 22953 final IActivityManager am = ActivityManager.getService(); 22954 if (am != null) { 22955 final long token = Binder.clearCallingIdentity(); 22956 try { 22957 am.killProcessesBelowForeground("setPermissionEnforcement"); 22958 } catch (RemoteException e) { 22959 } finally { 22960 Binder.restoreCallingIdentity(token); 22961 } 22962 } 22963 } else { 22964 throw new IllegalArgumentException("No selective enforcement for " + permission); 22965 } 22966 } 22967 22968 @Override 22969 @Deprecated 22970 public boolean isPermissionEnforced(String permission) { 22971 // allow instant applications 22972 return true; 22973 } 22974 22975 @Override 22976 public boolean isStorageLow() { 22977 // allow instant applications 22978 final long token = Binder.clearCallingIdentity(); 22979 try { 22980 final DeviceStorageMonitorInternal 22981 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22982 if (dsm != null) { 22983 return dsm.isMemoryLow(); 22984 } else { 22985 return false; 22986 } 22987 } finally { 22988 Binder.restoreCallingIdentity(token); 22989 } 22990 } 22991 22992 @Override 22993 public IPackageInstaller getPackageInstaller() { 22994 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22995 return null; 22996 } 22997 return mInstallerService; 22998 } 22999 23000 @Override 23001 public IArtManager getArtManager() { 23002 return mArtManagerService; 23003 } 23004 23005 private boolean userNeedsBadging(int userId) { 23006 int index = mUserNeedsBadging.indexOfKey(userId); 23007 if (index < 0) { 23008 final UserInfo userInfo; 23009 final long token = Binder.clearCallingIdentity(); 23010 try { 23011 userInfo = sUserManager.getUserInfo(userId); 23012 } finally { 23013 Binder.restoreCallingIdentity(token); 23014 } 23015 final boolean b; 23016 if (userInfo != null && userInfo.isManagedProfile()) { 23017 b = true; 23018 } else { 23019 b = false; 23020 } 23021 mUserNeedsBadging.put(userId, b); 23022 return b; 23023 } 23024 return mUserNeedsBadging.valueAt(index); 23025 } 23026 23027 @Override 23028 public KeySet getKeySetByAlias(String packageName, String alias) { 23029 if (packageName == null || alias == null) { 23030 return null; 23031 } 23032 synchronized(mPackages) { 23033 final PackageParser.Package pkg = mPackages.get(packageName); 23034 if (pkg == null) { 23035 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23036 throw new IllegalArgumentException("Unknown package: " + packageName); 23037 } 23038 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23039 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 23040 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 23041 throw new IllegalArgumentException("Unknown package: " + packageName); 23042 } 23043 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23044 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23045 } 23046 } 23047 23048 @Override 23049 public KeySet getSigningKeySet(String packageName) { 23050 if (packageName == null) { 23051 return null; 23052 } 23053 synchronized(mPackages) { 23054 final int callingUid = Binder.getCallingUid(); 23055 final int callingUserId = UserHandle.getUserId(callingUid); 23056 final PackageParser.Package pkg = mPackages.get(packageName); 23057 if (pkg == null) { 23058 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23059 throw new IllegalArgumentException("Unknown package: " + packageName); 23060 } 23061 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23062 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23063 // filter and pretend the package doesn't exist 23064 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23065 + ", uid:" + callingUid); 23066 throw new IllegalArgumentException("Unknown package: " + packageName); 23067 } 23068 if (pkg.applicationInfo.uid != callingUid 23069 && Process.SYSTEM_UID != callingUid) { 23070 throw new SecurityException("May not access signing KeySet of other apps."); 23071 } 23072 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23073 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23074 } 23075 } 23076 23077 @Override 23078 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23079 final int callingUid = Binder.getCallingUid(); 23080 if (getInstantAppPackageName(callingUid) != null) { 23081 return false; 23082 } 23083 if (packageName == null || ks == null) { 23084 return false; 23085 } 23086 synchronized(mPackages) { 23087 final PackageParser.Package pkg = mPackages.get(packageName); 23088 if (pkg == null 23089 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23090 UserHandle.getUserId(callingUid))) { 23091 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23092 throw new IllegalArgumentException("Unknown package: " + packageName); 23093 } 23094 IBinder ksh = ks.getToken(); 23095 if (ksh instanceof KeySetHandle) { 23096 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23097 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23098 } 23099 return false; 23100 } 23101 } 23102 23103 @Override 23104 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23105 final int callingUid = Binder.getCallingUid(); 23106 if (getInstantAppPackageName(callingUid) != null) { 23107 return false; 23108 } 23109 if (packageName == null || ks == null) { 23110 return false; 23111 } 23112 synchronized(mPackages) { 23113 final PackageParser.Package pkg = mPackages.get(packageName); 23114 if (pkg == null 23115 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23116 UserHandle.getUserId(callingUid))) { 23117 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23118 throw new IllegalArgumentException("Unknown package: " + packageName); 23119 } 23120 IBinder ksh = ks.getToken(); 23121 if (ksh instanceof KeySetHandle) { 23122 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23123 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23124 } 23125 return false; 23126 } 23127 } 23128 23129 private void deletePackageIfUnusedLPr(final String packageName) { 23130 PackageSetting ps = mSettings.mPackages.get(packageName); 23131 if (ps == null) { 23132 return; 23133 } 23134 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23135 // TODO Implement atomic delete if package is unused 23136 // It is currently possible that the package will be deleted even if it is installed 23137 // after this method returns. 23138 mHandler.post(new Runnable() { 23139 public void run() { 23140 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23141 0, PackageManager.DELETE_ALL_USERS); 23142 } 23143 }); 23144 } 23145 } 23146 23147 /** 23148 * Check and throw if the given before/after packages would be considered a 23149 * downgrade. 23150 */ 23151 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23152 throws PackageManagerException { 23153 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23154 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23155 "Update version code " + after.versionCode + " is older than current " 23156 + before.getLongVersionCode()); 23157 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23158 if (after.baseRevisionCode < before.baseRevisionCode) { 23159 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23160 "Update base revision code " + after.baseRevisionCode 23161 + " is older than current " + before.baseRevisionCode); 23162 } 23163 23164 if (!ArrayUtils.isEmpty(after.splitNames)) { 23165 for (int i = 0; i < after.splitNames.length; i++) { 23166 final String splitName = after.splitNames[i]; 23167 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23168 if (j != -1) { 23169 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23170 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23171 "Update split " + splitName + " revision code " 23172 + after.splitRevisionCodes[i] + " is older than current " 23173 + before.splitRevisionCodes[j]); 23174 } 23175 } 23176 } 23177 } 23178 } 23179 } 23180 23181 private static class MoveCallbacks extends Handler { 23182 private static final int MSG_CREATED = 1; 23183 private static final int MSG_STATUS_CHANGED = 2; 23184 23185 private final RemoteCallbackList<IPackageMoveObserver> 23186 mCallbacks = new RemoteCallbackList<>(); 23187 23188 private final SparseIntArray mLastStatus = new SparseIntArray(); 23189 23190 public MoveCallbacks(Looper looper) { 23191 super(looper); 23192 } 23193 23194 public void register(IPackageMoveObserver callback) { 23195 mCallbacks.register(callback); 23196 } 23197 23198 public void unregister(IPackageMoveObserver callback) { 23199 mCallbacks.unregister(callback); 23200 } 23201 23202 @Override 23203 public void handleMessage(Message msg) { 23204 final SomeArgs args = (SomeArgs) msg.obj; 23205 final int n = mCallbacks.beginBroadcast(); 23206 for (int i = 0; i < n; i++) { 23207 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23208 try { 23209 invokeCallback(callback, msg.what, args); 23210 } catch (RemoteException ignored) { 23211 } 23212 } 23213 mCallbacks.finishBroadcast(); 23214 args.recycle(); 23215 } 23216 23217 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23218 throws RemoteException { 23219 switch (what) { 23220 case MSG_CREATED: { 23221 callback.onCreated(args.argi1, (Bundle) args.arg2); 23222 break; 23223 } 23224 case MSG_STATUS_CHANGED: { 23225 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23226 break; 23227 } 23228 } 23229 } 23230 23231 private void notifyCreated(int moveId, Bundle extras) { 23232 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23233 23234 final SomeArgs args = SomeArgs.obtain(); 23235 args.argi1 = moveId; 23236 args.arg2 = extras; 23237 obtainMessage(MSG_CREATED, args).sendToTarget(); 23238 } 23239 23240 private void notifyStatusChanged(int moveId, int status) { 23241 notifyStatusChanged(moveId, status, -1); 23242 } 23243 23244 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23245 Slog.v(TAG, "Move " + moveId + " status " + status); 23246 23247 final SomeArgs args = SomeArgs.obtain(); 23248 args.argi1 = moveId; 23249 args.argi2 = status; 23250 args.arg3 = estMillis; 23251 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23252 23253 synchronized (mLastStatus) { 23254 mLastStatus.put(moveId, status); 23255 } 23256 } 23257 } 23258 23259 private final static class OnPermissionChangeListeners extends Handler { 23260 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23261 23262 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23263 new RemoteCallbackList<>(); 23264 23265 public OnPermissionChangeListeners(Looper looper) { 23266 super(looper); 23267 } 23268 23269 @Override 23270 public void handleMessage(Message msg) { 23271 switch (msg.what) { 23272 case MSG_ON_PERMISSIONS_CHANGED: { 23273 final int uid = msg.arg1; 23274 handleOnPermissionsChanged(uid); 23275 } break; 23276 } 23277 } 23278 23279 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23280 mPermissionListeners.register(listener); 23281 23282 } 23283 23284 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23285 mPermissionListeners.unregister(listener); 23286 } 23287 23288 public void onPermissionsChanged(int uid) { 23289 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23290 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23291 } 23292 } 23293 23294 private void handleOnPermissionsChanged(int uid) { 23295 final int count = mPermissionListeners.beginBroadcast(); 23296 try { 23297 for (int i = 0; i < count; i++) { 23298 IOnPermissionsChangeListener callback = mPermissionListeners 23299 .getBroadcastItem(i); 23300 try { 23301 callback.onPermissionsChanged(uid); 23302 } catch (RemoteException e) { 23303 Log.e(TAG, "Permission listener is dead", e); 23304 } 23305 } 23306 } finally { 23307 mPermissionListeners.finishBroadcast(); 23308 } 23309 } 23310 } 23311 23312 private class PackageManagerNative extends IPackageManagerNative.Stub { 23313 @Override 23314 public String[] getNamesForUids(int[] uids) throws RemoteException { 23315 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23316 // massage results so they can be parsed by the native binder 23317 for (int i = results.length - 1; i >= 0; --i) { 23318 if (results[i] == null) { 23319 results[i] = ""; 23320 } 23321 } 23322 return results; 23323 } 23324 23325 // NB: this differentiates between preloads and sideloads 23326 @Override 23327 public String getInstallerForPackage(String packageName) throws RemoteException { 23328 final String installerName = getInstallerPackageName(packageName); 23329 if (!TextUtils.isEmpty(installerName)) { 23330 return installerName; 23331 } 23332 // differentiate between preload and sideload 23333 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23334 ApplicationInfo appInfo = getApplicationInfo(packageName, 23335 /*flags*/ 0, 23336 /*userId*/ callingUser); 23337 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23338 return "preload"; 23339 } 23340 return ""; 23341 } 23342 23343 @Override 23344 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23345 try { 23346 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23347 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23348 if (pInfo != null) { 23349 return pInfo.getLongVersionCode(); 23350 } 23351 } catch (Exception e) { 23352 } 23353 return 0; 23354 } 23355 } 23356 23357 private class PackageManagerInternalImpl extends PackageManagerInternal { 23358 @Override 23359 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23360 int flagValues, int userId) { 23361 PackageManagerService.this.updatePermissionFlags( 23362 permName, packageName, flagMask, flagValues, userId); 23363 } 23364 23365 @Override 23366 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23367 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23368 } 23369 23370 @Override 23371 public boolean isInstantApp(String packageName, int userId) { 23372 return PackageManagerService.this.isInstantApp(packageName, userId); 23373 } 23374 23375 @Override 23376 public String getInstantAppPackageName(int uid) { 23377 return PackageManagerService.this.getInstantAppPackageName(uid); 23378 } 23379 23380 @Override 23381 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23382 synchronized (mPackages) { 23383 return PackageManagerService.this.filterAppAccessLPr( 23384 (PackageSetting) pkg.mExtras, callingUid, userId); 23385 } 23386 } 23387 23388 @Override 23389 public PackageParser.Package getPackage(String packageName) { 23390 synchronized (mPackages) { 23391 packageName = resolveInternalPackageNameLPr( 23392 packageName, PackageManager.VERSION_CODE_HIGHEST); 23393 return mPackages.get(packageName); 23394 } 23395 } 23396 23397 @Override 23398 public PackageList getPackageList(PackageListObserver observer) { 23399 synchronized (mPackages) { 23400 final int N = mPackages.size(); 23401 final ArrayList<String> list = new ArrayList<>(N); 23402 for (int i = 0; i < N; i++) { 23403 list.add(mPackages.keyAt(i)); 23404 } 23405 final PackageList packageList = new PackageList(list, observer); 23406 if (observer != null) { 23407 mPackageListObservers.add(packageList); 23408 } 23409 return packageList; 23410 } 23411 } 23412 23413 @Override 23414 public void removePackageListObserver(PackageListObserver observer) { 23415 synchronized (mPackages) { 23416 mPackageListObservers.remove(observer); 23417 } 23418 } 23419 23420 @Override 23421 public PackageParser.Package getDisabledPackage(String packageName) { 23422 synchronized (mPackages) { 23423 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23424 return (ps != null) ? ps.pkg : null; 23425 } 23426 } 23427 23428 @Override 23429 public String getKnownPackageName(int knownPackage, int userId) { 23430 switch(knownPackage) { 23431 case PackageManagerInternal.PACKAGE_BROWSER: 23432 return getDefaultBrowserPackageName(userId); 23433 case PackageManagerInternal.PACKAGE_INSTALLER: 23434 return mRequiredInstallerPackage; 23435 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23436 return mSetupWizardPackage; 23437 case PackageManagerInternal.PACKAGE_SYSTEM: 23438 return "android"; 23439 case PackageManagerInternal.PACKAGE_VERIFIER: 23440 return mRequiredVerifierPackage; 23441 } 23442 return null; 23443 } 23444 23445 @Override 23446 public boolean isResolveActivityComponent(ComponentInfo component) { 23447 return mResolveActivity.packageName.equals(component.packageName) 23448 && mResolveActivity.name.equals(component.name); 23449 } 23450 23451 @Override 23452 public void setLocationPackagesProvider(PackagesProvider provider) { 23453 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23454 } 23455 23456 @Override 23457 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23458 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23459 } 23460 23461 @Override 23462 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23463 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23464 } 23465 23466 @Override 23467 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23468 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23469 } 23470 23471 @Override 23472 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23473 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23474 } 23475 23476 @Override 23477 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23478 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23479 } 23480 23481 @Override 23482 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23483 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23484 } 23485 23486 @Override 23487 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23488 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23489 } 23490 23491 @Override 23492 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23493 synchronized (mPackages) { 23494 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23495 } 23496 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23497 } 23498 23499 @Override 23500 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23501 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23502 packageName, userId); 23503 } 23504 23505 @Override 23506 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23507 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23508 packageName, userId); 23509 } 23510 23511 @Override 23512 public void setKeepUninstalledPackages(final List<String> packageList) { 23513 Preconditions.checkNotNull(packageList); 23514 List<String> removedFromList = null; 23515 synchronized (mPackages) { 23516 if (mKeepUninstalledPackages != null) { 23517 final int packagesCount = mKeepUninstalledPackages.size(); 23518 for (int i = 0; i < packagesCount; i++) { 23519 String oldPackage = mKeepUninstalledPackages.get(i); 23520 if (packageList != null && packageList.contains(oldPackage)) { 23521 continue; 23522 } 23523 if (removedFromList == null) { 23524 removedFromList = new ArrayList<>(); 23525 } 23526 removedFromList.add(oldPackage); 23527 } 23528 } 23529 mKeepUninstalledPackages = new ArrayList<>(packageList); 23530 if (removedFromList != null) { 23531 final int removedCount = removedFromList.size(); 23532 for (int i = 0; i < removedCount; i++) { 23533 deletePackageIfUnusedLPr(removedFromList.get(i)); 23534 } 23535 } 23536 } 23537 } 23538 23539 @Override 23540 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23541 synchronized (mPackages) { 23542 return mPermissionManager.isPermissionsReviewRequired( 23543 mPackages.get(packageName), userId); 23544 } 23545 } 23546 23547 @Override 23548 public PackageInfo getPackageInfo( 23549 String packageName, int flags, int filterCallingUid, int userId) { 23550 return PackageManagerService.this 23551 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23552 flags, filterCallingUid, userId); 23553 } 23554 23555 @Override 23556 public int getPackageUid(String packageName, int flags, int userId) { 23557 return PackageManagerService.this 23558 .getPackageUid(packageName, flags, userId); 23559 } 23560 23561 @Override 23562 public ApplicationInfo getApplicationInfo( 23563 String packageName, int flags, int filterCallingUid, int userId) { 23564 return PackageManagerService.this 23565 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23566 } 23567 23568 @Override 23569 public ActivityInfo getActivityInfo( 23570 ComponentName component, int flags, int filterCallingUid, int userId) { 23571 return PackageManagerService.this 23572 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23573 } 23574 23575 @Override 23576 public List<ResolveInfo> queryIntentActivities( 23577 Intent intent, int flags, int filterCallingUid, int userId) { 23578 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23579 return PackageManagerService.this 23580 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23581 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23582 } 23583 23584 @Override 23585 public List<ResolveInfo> queryIntentServices( 23586 Intent intent, int flags, int callingUid, int userId) { 23587 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23588 return PackageManagerService.this 23589 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23590 false); 23591 } 23592 23593 @Override 23594 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23595 int userId) { 23596 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23597 } 23598 23599 @Override 23600 public void setDeviceAndProfileOwnerPackages( 23601 int deviceOwnerUserId, String deviceOwnerPackage, 23602 SparseArray<String> profileOwnerPackages) { 23603 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23604 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23605 } 23606 23607 @Override 23608 public boolean isPackageDataProtected(int userId, String packageName) { 23609 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23610 } 23611 23612 @Override 23613 public boolean isPackageEphemeral(int userId, String packageName) { 23614 synchronized (mPackages) { 23615 final PackageSetting ps = mSettings.mPackages.get(packageName); 23616 return ps != null ? ps.getInstantApp(userId) : false; 23617 } 23618 } 23619 23620 @Override 23621 public boolean wasPackageEverLaunched(String packageName, int userId) { 23622 synchronized (mPackages) { 23623 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23624 } 23625 } 23626 23627 @Override 23628 public void grantRuntimePermission(String packageName, String permName, int userId, 23629 boolean overridePolicy) { 23630 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23631 permName, packageName, overridePolicy, getCallingUid(), userId, 23632 mPermissionCallback); 23633 } 23634 23635 @Override 23636 public void revokeRuntimePermission(String packageName, String permName, int userId, 23637 boolean overridePolicy) { 23638 mPermissionManager.revokeRuntimePermission( 23639 permName, packageName, overridePolicy, getCallingUid(), userId, 23640 mPermissionCallback); 23641 } 23642 23643 @Override 23644 public String getNameForUid(int uid) { 23645 return PackageManagerService.this.getNameForUid(uid); 23646 } 23647 23648 @Override 23649 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23650 Intent origIntent, String resolvedType, String callingPackage, 23651 Bundle verificationBundle, int userId) { 23652 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23653 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23654 userId); 23655 } 23656 23657 @Override 23658 public void grantEphemeralAccess(int userId, Intent intent, 23659 int targetAppId, int ephemeralAppId) { 23660 synchronized (mPackages) { 23661 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23662 targetAppId, ephemeralAppId); 23663 } 23664 } 23665 23666 @Override 23667 public boolean isInstantAppInstallerComponent(ComponentName component) { 23668 synchronized (mPackages) { 23669 return mInstantAppInstallerActivity != null 23670 && mInstantAppInstallerActivity.getComponentName().equals(component); 23671 } 23672 } 23673 23674 @Override 23675 public void pruneInstantApps() { 23676 mInstantAppRegistry.pruneInstantApps(); 23677 } 23678 23679 @Override 23680 public String getSetupWizardPackageName() { 23681 return mSetupWizardPackage; 23682 } 23683 23684 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23685 if (policy != null) { 23686 mExternalSourcesPolicy = policy; 23687 } 23688 } 23689 23690 @Override 23691 public boolean isPackagePersistent(String packageName) { 23692 synchronized (mPackages) { 23693 PackageParser.Package pkg = mPackages.get(packageName); 23694 return pkg != null 23695 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23696 | ApplicationInfo.FLAG_PERSISTENT)) == 23697 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23698 : false; 23699 } 23700 } 23701 23702 @Override 23703 public boolean isLegacySystemApp(Package pkg) { 23704 synchronized (mPackages) { 23705 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23706 return mPromoteSystemApps 23707 && ps.isSystem() 23708 && mExistingSystemPackages.contains(ps.name); 23709 } 23710 } 23711 23712 @Override 23713 public List<PackageInfo> getOverlayPackages(int userId) { 23714 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23715 synchronized (mPackages) { 23716 for (PackageParser.Package p : mPackages.values()) { 23717 if (p.mOverlayTarget != null) { 23718 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23719 if (pkg != null) { 23720 overlayPackages.add(pkg); 23721 } 23722 } 23723 } 23724 } 23725 return overlayPackages; 23726 } 23727 23728 @Override 23729 public List<String> getTargetPackageNames(int userId) { 23730 List<String> targetPackages = new ArrayList<>(); 23731 synchronized (mPackages) { 23732 for (PackageParser.Package p : mPackages.values()) { 23733 if (p.mOverlayTarget == null) { 23734 targetPackages.add(p.packageName); 23735 } 23736 } 23737 } 23738 return targetPackages; 23739 } 23740 23741 @Override 23742 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23743 @Nullable List<String> overlayPackageNames) { 23744 synchronized (mPackages) { 23745 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23746 Slog.e(TAG, "failed to find package " + targetPackageName); 23747 return false; 23748 } 23749 ArrayList<String> overlayPaths = null; 23750 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23751 final int N = overlayPackageNames.size(); 23752 overlayPaths = new ArrayList<>(N); 23753 for (int i = 0; i < N; i++) { 23754 final String packageName = overlayPackageNames.get(i); 23755 final PackageParser.Package pkg = mPackages.get(packageName); 23756 if (pkg == null) { 23757 Slog.e(TAG, "failed to find package " + packageName); 23758 return false; 23759 } 23760 overlayPaths.add(pkg.baseCodePath); 23761 } 23762 } 23763 23764 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23765 ps.setOverlayPaths(overlayPaths, userId); 23766 return true; 23767 } 23768 } 23769 23770 @Override 23771 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23772 int flags, int userId, boolean resolveForStart) { 23773 return resolveIntentInternal( 23774 intent, resolvedType, flags, userId, resolveForStart); 23775 } 23776 23777 @Override 23778 public ResolveInfo resolveService(Intent intent, String resolvedType, 23779 int flags, int userId, int callingUid) { 23780 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23781 } 23782 23783 @Override 23784 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23785 return PackageManagerService.this.resolveContentProviderInternal( 23786 name, flags, userId); 23787 } 23788 23789 @Override 23790 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23791 synchronized (mPackages) { 23792 mIsolatedOwners.put(isolatedUid, ownerUid); 23793 } 23794 } 23795 23796 @Override 23797 public void removeIsolatedUid(int isolatedUid) { 23798 synchronized (mPackages) { 23799 mIsolatedOwners.delete(isolatedUid); 23800 } 23801 } 23802 23803 @Override 23804 public int getUidTargetSdkVersion(int uid) { 23805 synchronized (mPackages) { 23806 return getUidTargetSdkVersionLockedLPr(uid); 23807 } 23808 } 23809 23810 @Override 23811 public int getPackageTargetSdkVersion(String packageName) { 23812 synchronized (mPackages) { 23813 return getPackageTargetSdkVersionLockedLPr(packageName); 23814 } 23815 } 23816 23817 @Override 23818 public boolean canAccessInstantApps(int callingUid, int userId) { 23819 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23820 } 23821 23822 @Override 23823 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23824 synchronized (mPackages) { 23825 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23826 } 23827 } 23828 23829 @Override 23830 public void notifyPackageUse(String packageName, int reason) { 23831 synchronized (mPackages) { 23832 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23833 } 23834 } 23835 } 23836 23837 @Override 23838 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23839 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23840 synchronized (mPackages) { 23841 final long identity = Binder.clearCallingIdentity(); 23842 try { 23843 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23844 packageNames, userId); 23845 } finally { 23846 Binder.restoreCallingIdentity(identity); 23847 } 23848 } 23849 } 23850 23851 @Override 23852 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23853 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23854 synchronized (mPackages) { 23855 final long identity = Binder.clearCallingIdentity(); 23856 try { 23857 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23858 packageNames, userId); 23859 } finally { 23860 Binder.restoreCallingIdentity(identity); 23861 } 23862 } 23863 } 23864 23865 private static void enforceSystemOrPhoneCaller(String tag) { 23866 int callingUid = Binder.getCallingUid(); 23867 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23868 throw new SecurityException( 23869 "Cannot call " + tag + " from UID " + callingUid); 23870 } 23871 } 23872 23873 boolean isHistoricalPackageUsageAvailable() { 23874 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23875 } 23876 23877 /** 23878 * Return a <b>copy</b> of the collection of packages known to the package manager. 23879 * @return A copy of the values of mPackages. 23880 */ 23881 Collection<PackageParser.Package> getPackages() { 23882 synchronized (mPackages) { 23883 return new ArrayList<>(mPackages.values()); 23884 } 23885 } 23886 23887 /** 23888 * Logs process start information (including base APK hash) to the security log. 23889 * @hide 23890 */ 23891 @Override 23892 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23893 String apkFile, int pid) { 23894 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23895 return; 23896 } 23897 if (!SecurityLog.isLoggingEnabled()) { 23898 return; 23899 } 23900 Bundle data = new Bundle(); 23901 data.putLong("startTimestamp", System.currentTimeMillis()); 23902 data.putString("processName", processName); 23903 data.putInt("uid", uid); 23904 data.putString("seinfo", seinfo); 23905 data.putString("apkFile", apkFile); 23906 data.putInt("pid", pid); 23907 Message msg = mProcessLoggingHandler.obtainMessage( 23908 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23909 msg.setData(data); 23910 mProcessLoggingHandler.sendMessage(msg); 23911 } 23912 23913 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23914 return mCompilerStats.getPackageStats(pkgName); 23915 } 23916 23917 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23918 return getOrCreateCompilerPackageStats(pkg.packageName); 23919 } 23920 23921 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23922 return mCompilerStats.getOrCreatePackageStats(pkgName); 23923 } 23924 23925 public void deleteCompilerPackageStats(String pkgName) { 23926 mCompilerStats.deletePackageStats(pkgName); 23927 } 23928 23929 @Override 23930 public int getInstallReason(String packageName, int userId) { 23931 final int callingUid = Binder.getCallingUid(); 23932 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23933 true /* requireFullPermission */, false /* checkShell */, 23934 "get install reason"); 23935 synchronized (mPackages) { 23936 final PackageSetting ps = mSettings.mPackages.get(packageName); 23937 if (filterAppAccessLPr(ps, callingUid, userId)) { 23938 return PackageManager.INSTALL_REASON_UNKNOWN; 23939 } 23940 if (ps != null) { 23941 return ps.getInstallReason(userId); 23942 } 23943 } 23944 return PackageManager.INSTALL_REASON_UNKNOWN; 23945 } 23946 23947 @Override 23948 public boolean canRequestPackageInstalls(String packageName, int userId) { 23949 return canRequestPackageInstallsInternal(packageName, 0, userId, 23950 true /* throwIfPermNotDeclared*/); 23951 } 23952 23953 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23954 boolean throwIfPermNotDeclared) { 23955 int callingUid = Binder.getCallingUid(); 23956 int uid = getPackageUid(packageName, 0, userId); 23957 if (callingUid != uid && callingUid != Process.ROOT_UID 23958 && callingUid != Process.SYSTEM_UID) { 23959 throw new SecurityException( 23960 "Caller uid " + callingUid + " does not own package " + packageName); 23961 } 23962 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23963 if (info == null) { 23964 return false; 23965 } 23966 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23967 return false; 23968 } 23969 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23970 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23971 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23972 if (throwIfPermNotDeclared) { 23973 throw new SecurityException("Need to declare " + appOpPermission 23974 + " to call this api"); 23975 } else { 23976 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23977 return false; 23978 } 23979 } 23980 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23981 return false; 23982 } 23983 if (mExternalSourcesPolicy != null) { 23984 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23985 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23986 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23987 } 23988 } 23989 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23990 } 23991 23992 @Override 23993 public ComponentName getInstantAppResolverSettingsComponent() { 23994 return mInstantAppResolverSettingsComponent; 23995 } 23996 23997 @Override 23998 public ComponentName getInstantAppInstallerComponent() { 23999 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24000 return null; 24001 } 24002 return mInstantAppInstallerActivity == null 24003 ? null : mInstantAppInstallerActivity.getComponentName(); 24004 } 24005 24006 @Override 24007 public String getInstantAppAndroidId(String packageName, int userId) { 24008 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 24009 "getInstantAppAndroidId"); 24010 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 24011 true /* requireFullPermission */, false /* checkShell */, 24012 "getInstantAppAndroidId"); 24013 // Make sure the target is an Instant App. 24014 if (!isInstantApp(packageName, userId)) { 24015 return null; 24016 } 24017 synchronized (mPackages) { 24018 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 24019 } 24020 } 24021 24022 boolean canHaveOatDir(String packageName) { 24023 synchronized (mPackages) { 24024 PackageParser.Package p = mPackages.get(packageName); 24025 if (p == null) { 24026 return false; 24027 } 24028 return p.canHaveOatDir(); 24029 } 24030 } 24031 24032 private String getOatDir(PackageParser.Package pkg) { 24033 if (!pkg.canHaveOatDir()) { 24034 return null; 24035 } 24036 File codePath = new File(pkg.codePath); 24037 if (codePath.isDirectory()) { 24038 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 24039 } 24040 return null; 24041 } 24042 24043 void deleteOatArtifactsOfPackage(String packageName) { 24044 final String[] instructionSets; 24045 final List<String> codePaths; 24046 final String oatDir; 24047 final PackageParser.Package pkg; 24048 synchronized (mPackages) { 24049 pkg = mPackages.get(packageName); 24050 } 24051 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 24052 codePaths = pkg.getAllCodePaths(); 24053 oatDir = getOatDir(pkg); 24054 24055 for (String codePath : codePaths) { 24056 for (String isa : instructionSets) { 24057 try { 24058 mInstaller.deleteOdex(codePath, isa, oatDir); 24059 } catch (InstallerException e) { 24060 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24061 } 24062 } 24063 } 24064 } 24065 24066 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24067 Set<String> unusedPackages = new HashSet<>(); 24068 long currentTimeInMillis = System.currentTimeMillis(); 24069 synchronized (mPackages) { 24070 for (PackageParser.Package pkg : mPackages.values()) { 24071 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24072 if (ps == null) { 24073 continue; 24074 } 24075 PackageDexUsage.PackageUseInfo packageUseInfo = 24076 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24077 if (PackageManagerServiceUtils 24078 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24079 downgradeTimeThresholdMillis, packageUseInfo, 24080 pkg.getLatestPackageUseTimeInMills(), 24081 pkg.getLatestForegroundPackageUseTimeInMills())) { 24082 unusedPackages.add(pkg.packageName); 24083 } 24084 } 24085 } 24086 return unusedPackages; 24087 } 24088 24089 @Override 24090 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24091 int userId) { 24092 final int callingUid = Binder.getCallingUid(); 24093 final int callingAppId = UserHandle.getAppId(callingUid); 24094 24095 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24096 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24097 24098 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24099 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24100 throw new SecurityException("Caller must have the " 24101 + SET_HARMFUL_APP_WARNINGS + " permission."); 24102 } 24103 24104 synchronized(mPackages) { 24105 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24106 scheduleWritePackageRestrictionsLocked(userId); 24107 } 24108 } 24109 24110 @Nullable 24111 @Override 24112 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24113 final int callingUid = Binder.getCallingUid(); 24114 final int callingAppId = UserHandle.getAppId(callingUid); 24115 24116 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24117 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24118 24119 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24120 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24121 throw new SecurityException("Caller must have the " 24122 + SET_HARMFUL_APP_WARNINGS + " permission."); 24123 } 24124 24125 synchronized(mPackages) { 24126 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24127 } 24128 } 24129} 24130 24131interface PackageSender { 24132 /** 24133 * @param userIds User IDs where the action occurred on a full application 24134 * @param instantUserIds User IDs where the action occurred on an instant application 24135 */ 24136 void sendPackageBroadcast(final String action, final String pkg, 24137 final Bundle extras, final int flags, final String targetPkg, 24138 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24139 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24140 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24141 void notifyPackageAdded(String packageName); 24142 void notifyPackageRemoved(String packageName); 24143} 24144