PackageManagerService.java revision 1b794faeace9e992a33b2d8bbd9a56836c459135
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.SET_HARMFUL_APP_WARNINGS; 21import static android.Manifest.permission.INSTALL_PACKAGES; 22import static android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS; 23import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 24import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 25import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 26import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 27import static android.content.pm.PackageManager.CERT_INPUT_RAW_X509; 28import static android.content.pm.PackageManager.CERT_INPUT_SHA256; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 31import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 32import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 33import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 34import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 39import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 40import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 41import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 42import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 43import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 44import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 45import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 50import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 51import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 52import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 53import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 54import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 56import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 57import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 58import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 59import static android.content.pm.PackageManager.INSTALL_INTERNAL; 60import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 65import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 66import static android.content.pm.PackageManager.MATCH_ALL; 67import static android.content.pm.PackageManager.MATCH_ANY_USER; 68import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 70import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 71import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 72import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 73import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 74import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 75import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 76import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 77import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 78import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 79import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 80import static android.content.pm.PackageManager.MOVE_FAILED_LOCKED_USER; 81import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 82import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 83import static android.content.pm.PackageManager.PERMISSION_DENIED; 84import static android.content.pm.PackageManager.PERMISSION_GRANTED; 85import static android.content.pm.PackageParser.isApkFile; 86import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 87import static android.os.storage.StorageManager.FLAG_STORAGE_CE; 88import static android.os.storage.StorageManager.FLAG_STORAGE_DE; 89import static android.system.OsConstants.O_CREAT; 90import static android.system.OsConstants.O_RDWR; 91import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 92import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 93import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 94import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 95import static com.android.internal.util.ArrayUtils.appendInt; 96import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 97import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 98import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 99import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 100import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 102import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 103import static com.android.server.pm.PackageManagerServiceUtils.compareSignatures; 104import static com.android.server.pm.PackageManagerServiceUtils.compressedFileExists; 105import static com.android.server.pm.PackageManagerServiceUtils.decompressFile; 106import static com.android.server.pm.PackageManagerServiceUtils.deriveAbiOverride; 107import static com.android.server.pm.PackageManagerServiceUtils.dumpCriticalInfo; 108import static com.android.server.pm.PackageManagerServiceUtils.getCompressedFiles; 109import static com.android.server.pm.PackageManagerServiceUtils.getLastModifiedTime; 110import static com.android.server.pm.PackageManagerServiceUtils.logCriticalInfo; 111import static com.android.server.pm.PackageManagerServiceUtils.verifySignatures; 112import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_FAILURE; 113import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS; 114import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 115 116import android.Manifest; 117import android.annotation.IntDef; 118import android.annotation.NonNull; 119import android.annotation.Nullable; 120import android.app.ActivityManager; 121import android.app.ActivityManagerInternal; 122import android.app.AppOpsManager; 123import android.app.IActivityManager; 124import android.app.ResourcesManager; 125import android.app.admin.IDevicePolicyManager; 126import android.app.admin.SecurityLog; 127import android.app.backup.IBackupManager; 128import android.content.BroadcastReceiver; 129import android.content.ComponentName; 130import android.content.ContentResolver; 131import android.content.Context; 132import android.content.IIntentReceiver; 133import android.content.Intent; 134import android.content.IntentFilter; 135import android.content.IntentSender; 136import android.content.IntentSender.SendIntentException; 137import android.content.ServiceConnection; 138import android.content.pm.ActivityInfo; 139import android.content.pm.ApplicationInfo; 140import android.content.pm.AppsQueryHelper; 141import android.content.pm.AuxiliaryResolveInfo; 142import android.content.pm.ChangedPackages; 143import android.content.pm.ComponentInfo; 144import android.content.pm.FallbackCategoryProvider; 145import android.content.pm.FeatureInfo; 146import android.content.pm.IDexModuleRegisterCallback; 147import android.content.pm.IOnPermissionsChangeListener; 148import android.content.pm.IPackageDataObserver; 149import android.content.pm.IPackageDeleteObserver; 150import android.content.pm.IPackageDeleteObserver2; 151import android.content.pm.IPackageInstallObserver2; 152import android.content.pm.IPackageInstaller; 153import android.content.pm.IPackageManager; 154import android.content.pm.IPackageManagerNative; 155import android.content.pm.IPackageMoveObserver; 156import android.content.pm.IPackageStatsObserver; 157import android.content.pm.InstantAppInfo; 158import android.content.pm.InstantAppRequest; 159import android.content.pm.InstantAppResolveInfo; 160import android.content.pm.InstrumentationInfo; 161import android.content.pm.IntentFilterVerificationInfo; 162import android.content.pm.KeySet; 163import android.content.pm.PackageCleanItem; 164import android.content.pm.PackageInfo; 165import android.content.pm.PackageInfoLite; 166import android.content.pm.PackageInstaller; 167import android.content.pm.PackageList; 168import android.content.pm.PackageManager; 169import android.content.pm.PackageManagerInternal; 170import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 171import android.content.pm.PackageManagerInternal.PackageListObserver; 172import android.content.pm.PackageParser; 173import android.content.pm.PackageParser.ActivityIntentInfo; 174import android.content.pm.PackageParser.Package; 175import android.content.pm.PackageParser.PackageLite; 176import android.content.pm.PackageParser.PackageParserException; 177import android.content.pm.PackageParser.ParseFlags; 178import android.content.pm.PackageParser.ServiceIntentInfo; 179import android.content.pm.PackageParser.SigningDetails.SignatureSchemeVersion; 180import android.content.pm.PackageStats; 181import android.content.pm.PackageUserState; 182import android.content.pm.ParceledListSlice; 183import android.content.pm.PermissionGroupInfo; 184import android.content.pm.PermissionInfo; 185import android.content.pm.ProviderInfo; 186import android.content.pm.ResolveInfo; 187import android.content.pm.ServiceInfo; 188import android.content.pm.SharedLibraryInfo; 189import android.content.pm.Signature; 190import android.content.pm.UserInfo; 191import android.content.pm.VerifierDeviceIdentity; 192import android.content.pm.VerifierInfo; 193import android.content.pm.VersionedPackage; 194import android.content.pm.dex.ArtManager; 195import android.content.pm.dex.DexMetadataHelper; 196import android.content.pm.dex.IArtManager; 197import android.content.res.Resources; 198import android.database.ContentObserver; 199import android.graphics.Bitmap; 200import android.hardware.display.DisplayManager; 201import android.net.Uri; 202import android.os.Binder; 203import android.os.Build; 204import android.os.Bundle; 205import android.os.Debug; 206import android.os.Environment; 207import android.os.Environment.UserEnvironment; 208import android.os.FileUtils; 209import android.os.Handler; 210import android.os.IBinder; 211import android.os.Looper; 212import android.os.Message; 213import android.os.Parcel; 214import android.os.ParcelFileDescriptor; 215import android.os.PatternMatcher; 216import android.os.Process; 217import android.os.RemoteCallbackList; 218import android.os.RemoteException; 219import android.os.ResultReceiver; 220import android.os.SELinux; 221import android.os.ServiceManager; 222import android.os.ShellCallback; 223import android.os.SystemClock; 224import android.os.SystemProperties; 225import android.os.Trace; 226import android.os.UserHandle; 227import android.os.UserManager; 228import android.os.UserManagerInternal; 229import android.os.storage.IStorageManager; 230import android.os.storage.StorageEventListener; 231import android.os.storage.StorageManager; 232import android.os.storage.StorageManagerInternal; 233import android.os.storage.VolumeInfo; 234import android.os.storage.VolumeRecord; 235import android.provider.Settings.Global; 236import android.provider.Settings.Secure; 237import android.security.KeyStore; 238import android.security.SystemKeyStore; 239import android.service.pm.PackageServiceDumpProto; 240import android.system.ErrnoException; 241import android.system.Os; 242import android.text.TextUtils; 243import android.text.format.DateUtils; 244import android.util.ArrayMap; 245import android.util.ArraySet; 246import android.util.Base64; 247import android.util.ByteStringUtils; 248import android.util.DisplayMetrics; 249import android.util.EventLog; 250import android.util.ExceptionUtils; 251import android.util.Log; 252import android.util.LogPrinter; 253import android.util.LongSparseArray; 254import android.util.LongSparseLongArray; 255import android.util.MathUtils; 256import android.util.PackageUtils; 257import android.util.Pair; 258import android.util.PrintStreamPrinter; 259import android.util.Slog; 260import android.util.SparseArray; 261import android.util.SparseBooleanArray; 262import android.util.SparseIntArray; 263import android.util.TimingsTraceLog; 264import android.util.Xml; 265import android.util.jar.StrictJarFile; 266import android.util.proto.ProtoOutputStream; 267import android.view.Display; 268 269import com.android.internal.R; 270import com.android.internal.annotations.GuardedBy; 271import com.android.internal.app.IMediaContainerService; 272import com.android.internal.app.ResolverActivity; 273import com.android.internal.content.NativeLibraryHelper; 274import com.android.internal.content.PackageHelper; 275import com.android.internal.logging.MetricsLogger; 276import com.android.internal.os.IParcelFileDescriptorFactory; 277import com.android.internal.os.SomeArgs; 278import com.android.internal.os.Zygote; 279import com.android.internal.telephony.CarrierAppUtils; 280import com.android.internal.util.ArrayUtils; 281import com.android.internal.util.ConcurrentUtils; 282import com.android.internal.util.DumpUtils; 283import com.android.internal.util.FastXmlSerializer; 284import com.android.internal.util.IndentingPrintWriter; 285import com.android.internal.util.Preconditions; 286import com.android.internal.util.XmlUtils; 287import com.android.server.AttributeCache; 288import com.android.server.DeviceIdleController; 289import com.android.server.EventLogTags; 290import com.android.server.FgThread; 291import com.android.server.IntentResolver; 292import com.android.server.LocalServices; 293import com.android.server.LockGuard; 294import com.android.server.ServiceThread; 295import com.android.server.SystemConfig; 296import com.android.server.SystemServerInitThreadPool; 297import com.android.server.Watchdog; 298import com.android.server.net.NetworkPolicyManagerInternal; 299import com.android.server.pm.Installer.InstallerException; 300import com.android.server.pm.Settings.DatabaseVersion; 301import com.android.server.pm.Settings.VersionInfo; 302import com.android.server.pm.dex.ArtManagerService; 303import com.android.server.pm.dex.DexLogger; 304import com.android.server.pm.dex.DexManager; 305import com.android.server.pm.dex.DexoptOptions; 306import com.android.server.pm.dex.PackageDexUsage; 307import com.android.server.pm.permission.BasePermission; 308import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 309import com.android.server.pm.permission.PermissionManagerService; 310import com.android.server.pm.permission.PermissionManagerInternal; 311import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 312import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 313import com.android.server.pm.permission.PermissionsState; 314import com.android.server.pm.permission.PermissionsState.PermissionState; 315import com.android.server.security.VerityUtils; 316import com.android.server.storage.DeviceStorageMonitorInternal; 317 318import dalvik.system.CloseGuard; 319import dalvik.system.VMRuntime; 320 321import libcore.io.IoUtils; 322 323import org.xmlpull.v1.XmlPullParser; 324import org.xmlpull.v1.XmlPullParserException; 325import org.xmlpull.v1.XmlSerializer; 326 327import java.io.BufferedOutputStream; 328import java.io.ByteArrayInputStream; 329import java.io.ByteArrayOutputStream; 330import java.io.File; 331import java.io.FileDescriptor; 332import java.io.FileInputStream; 333import java.io.FileOutputStream; 334import java.io.FilenameFilter; 335import java.io.IOException; 336import java.io.PrintWriter; 337import java.lang.annotation.Retention; 338import java.lang.annotation.RetentionPolicy; 339import java.nio.charset.StandardCharsets; 340import java.security.DigestException; 341import java.security.DigestInputStream; 342import java.security.MessageDigest; 343import java.security.NoSuchAlgorithmException; 344import java.security.PublicKey; 345import java.security.SecureRandom; 346import java.security.cert.CertificateException; 347import java.util.ArrayList; 348import java.util.Arrays; 349import java.util.Collection; 350import java.util.Collections; 351import java.util.Comparator; 352import java.util.HashMap; 353import java.util.HashSet; 354import java.util.Iterator; 355import java.util.LinkedHashSet; 356import java.util.List; 357import java.util.Map; 358import java.util.Objects; 359import java.util.Set; 360import java.util.concurrent.CountDownLatch; 361import java.util.concurrent.Future; 362import java.util.concurrent.TimeUnit; 363import java.util.concurrent.atomic.AtomicBoolean; 364import java.util.concurrent.atomic.AtomicInteger; 365 366/** 367 * Keep track of all those APKs everywhere. 368 * <p> 369 * Internally there are two important locks: 370 * <ul> 371 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 372 * and other related state. It is a fine-grained lock that should only be held 373 * momentarily, as it's one of the most contended locks in the system. 374 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 375 * operations typically involve heavy lifting of application data on disk. Since 376 * {@code installd} is single-threaded, and it's operations can often be slow, 377 * this lock should never be acquired while already holding {@link #mPackages}. 378 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 379 * holding {@link #mInstallLock}. 380 * </ul> 381 * Many internal methods rely on the caller to hold the appropriate locks, and 382 * this contract is expressed through method name suffixes: 383 * <ul> 384 * <li>fooLI(): the caller must hold {@link #mInstallLock} 385 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 386 * being modified must be frozen 387 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 388 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 389 * </ul> 390 * <p> 391 * Because this class is very central to the platform's security; please run all 392 * CTS and unit tests whenever making modifications: 393 * 394 * <pre> 395 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 396 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 397 * </pre> 398 */ 399public class PackageManagerService extends IPackageManager.Stub 400 implements PackageSender { 401 static final String TAG = "PackageManager"; 402 public static final boolean DEBUG_SETTINGS = false; 403 static final boolean DEBUG_PREFERRED = false; 404 static final boolean DEBUG_UPGRADE = false; 405 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 406 private static final boolean DEBUG_BACKUP = false; 407 public static final boolean DEBUG_INSTALL = false; 408 public static final boolean DEBUG_REMOVE = false; 409 private static final boolean DEBUG_BROADCASTS = false; 410 private static final boolean DEBUG_SHOW_INFO = false; 411 private static final boolean DEBUG_PACKAGE_INFO = false; 412 private static final boolean DEBUG_INTENT_MATCHING = false; 413 public static final boolean DEBUG_PACKAGE_SCANNING = false; 414 private static final boolean DEBUG_VERIFY = false; 415 private static final boolean DEBUG_FILTERS = false; 416 public static final boolean DEBUG_PERMISSIONS = false; 417 private static final boolean DEBUG_SHARED_LIBRARIES = false; 418 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 419 420 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 421 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 422 // user, but by default initialize to this. 423 public static final boolean DEBUG_DEXOPT = false; 424 425 private static final boolean DEBUG_ABI_SELECTION = false; 426 private static final boolean DEBUG_INSTANT = Build.IS_DEBUGGABLE; 427 private static final boolean DEBUG_TRIAGED_MISSING = false; 428 private static final boolean DEBUG_APP_DATA = false; 429 430 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 431 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 432 433 private static final boolean HIDE_EPHEMERAL_APIS = false; 434 435 private static final boolean ENABLE_FREE_CACHE_V2 = 436 SystemProperties.getBoolean("fw.free_cache_v2", true); 437 438 private static final int RADIO_UID = Process.PHONE_UID; 439 private static final int LOG_UID = Process.LOG_UID; 440 private static final int NFC_UID = Process.NFC_UID; 441 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 442 private static final int SHELL_UID = Process.SHELL_UID; 443 private static final int SE_UID = Process.SE_UID; 444 445 // Suffix used during package installation when copying/moving 446 // package apks to install directory. 447 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 448 449 static final int SCAN_NO_DEX = 1<<0; 450 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 451 static final int SCAN_NEW_INSTALL = 1<<2; 452 static final int SCAN_UPDATE_TIME = 1<<3; 453 static final int SCAN_BOOTING = 1<<4; 454 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 455 static final int SCAN_REQUIRE_KNOWN = 1<<7; 456 static final int SCAN_MOVE = 1<<8; 457 static final int SCAN_INITIAL = 1<<9; 458 static final int SCAN_CHECK_ONLY = 1<<10; 459 static final int SCAN_DONT_KILL_APP = 1<<11; 460 static final int SCAN_IGNORE_FROZEN = 1<<12; 461 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 462 static final int SCAN_AS_INSTANT_APP = 1<<14; 463 static final int SCAN_AS_FULL_APP = 1<<15; 464 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 465 static final int SCAN_AS_SYSTEM = 1<<17; 466 static final int SCAN_AS_PRIVILEGED = 1<<18; 467 static final int SCAN_AS_OEM = 1<<19; 468 static final int SCAN_AS_VENDOR = 1<<20; 469 static final int SCAN_AS_PRODUCT = 1<<21; 470 471 @IntDef(flag = true, prefix = { "SCAN_" }, value = { 472 SCAN_NO_DEX, 473 SCAN_UPDATE_SIGNATURE, 474 SCAN_NEW_INSTALL, 475 SCAN_UPDATE_TIME, 476 SCAN_BOOTING, 477 SCAN_DELETE_DATA_ON_FAILURES, 478 SCAN_REQUIRE_KNOWN, 479 SCAN_MOVE, 480 SCAN_INITIAL, 481 SCAN_CHECK_ONLY, 482 SCAN_DONT_KILL_APP, 483 SCAN_IGNORE_FROZEN, 484 SCAN_FIRST_BOOT_OR_UPGRADE, 485 SCAN_AS_INSTANT_APP, 486 SCAN_AS_FULL_APP, 487 SCAN_AS_VIRTUAL_PRELOAD, 488 }) 489 @Retention(RetentionPolicy.SOURCE) 490 public @interface ScanFlags {} 491 492 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 493 /** Extension of the compressed packages */ 494 public final static String COMPRESSED_EXTENSION = ".gz"; 495 /** Suffix of stub packages on the system partition */ 496 public final static String STUB_SUFFIX = "-Stub"; 497 498 private static final int[] EMPTY_INT_ARRAY = new int[0]; 499 500 private static final int TYPE_UNKNOWN = 0; 501 private static final int TYPE_ACTIVITY = 1; 502 private static final int TYPE_RECEIVER = 2; 503 private static final int TYPE_SERVICE = 3; 504 private static final int TYPE_PROVIDER = 4; 505 @IntDef(prefix = { "TYPE_" }, value = { 506 TYPE_UNKNOWN, 507 TYPE_ACTIVITY, 508 TYPE_RECEIVER, 509 TYPE_SERVICE, 510 TYPE_PROVIDER, 511 }) 512 @Retention(RetentionPolicy.SOURCE) 513 public @interface ComponentType {} 514 515 /** 516 * Timeout (in milliseconds) after which the watchdog should declare that 517 * our handler thread is wedged. The usual default for such things is one 518 * minute but we sometimes do very lengthy I/O operations on this thread, 519 * such as installing multi-gigabyte applications, so ours needs to be longer. 520 */ 521 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 522 523 /** 524 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 525 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 526 * settings entry if available, otherwise we use the hardcoded default. If it's been 527 * more than this long since the last fstrim, we force one during the boot sequence. 528 * 529 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 530 * one gets run at the next available charging+idle time. This final mandatory 531 * no-fstrim check kicks in only of the other scheduling criteria is never met. 532 */ 533 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 534 535 /** 536 * Whether verification is enabled by default. 537 */ 538 private static final boolean DEFAULT_VERIFY_ENABLE = true; 539 540 /** 541 * The default maximum time to wait for the verification agent to return in 542 * milliseconds. 543 */ 544 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 545 546 /** 547 * The default response for package verification timeout. 548 * 549 * This can be either PackageManager.VERIFICATION_ALLOW or 550 * PackageManager.VERIFICATION_REJECT. 551 */ 552 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 553 554 public static final String PLATFORM_PACKAGE_NAME = "android"; 555 556 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 557 558 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 559 DEFAULT_CONTAINER_PACKAGE, 560 "com.android.defcontainer.DefaultContainerService"); 561 562 private static final String KILL_APP_REASON_GIDS_CHANGED = 563 "permission grant or revoke changed gids"; 564 565 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 566 "permissions revoked"; 567 568 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 569 570 private static final String PACKAGE_SCHEME = "package"; 571 572 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 573 574 private static final String PRODUCT_OVERLAY_DIR = "/product/overlay"; 575 576 private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB = "pm.dexopt.priv-apps-oob"; 577 578 /** Canonical intent used to identify what counts as a "web browser" app */ 579 private static final Intent sBrowserIntent; 580 static { 581 sBrowserIntent = new Intent(); 582 sBrowserIntent.setAction(Intent.ACTION_VIEW); 583 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 584 sBrowserIntent.setData(Uri.parse("http:")); 585 sBrowserIntent.addFlags(Intent.FLAG_IGNORE_EPHEMERAL); 586 } 587 588 /** 589 * The set of all protected actions [i.e. those actions for which a high priority 590 * intent filter is disallowed]. 591 */ 592 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 593 static { 594 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 595 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 596 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 597 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 598 } 599 600 // Compilation reasons. 601 public static final int REASON_FIRST_BOOT = 0; 602 public static final int REASON_BOOT = 1; 603 public static final int REASON_INSTALL = 2; 604 public static final int REASON_BACKGROUND_DEXOPT = 3; 605 public static final int REASON_AB_OTA = 4; 606 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 607 public static final int REASON_SHARED = 6; 608 609 public static final int REASON_LAST = REASON_SHARED; 610 611 /** 612 * Version number for the package parser cache. Increment this whenever the format or 613 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 614 */ 615 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 616 617 /** 618 * Whether the package parser cache is enabled. 619 */ 620 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 621 622 /** 623 * Permissions required in order to receive instant application lifecycle broadcasts. 624 */ 625 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 626 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 627 628 final ServiceThread mHandlerThread; 629 630 final PackageHandler mHandler; 631 632 private final ProcessLoggingHandler mProcessLoggingHandler; 633 634 /** 635 * Messages for {@link #mHandler} that need to wait for system ready before 636 * being dispatched. 637 */ 638 private ArrayList<Message> mPostSystemReadyMessages; 639 640 final int mSdkVersion = Build.VERSION.SDK_INT; 641 642 final Context mContext; 643 final boolean mFactoryTest; 644 final boolean mOnlyCore; 645 final DisplayMetrics mMetrics; 646 final int mDefParseFlags; 647 final String[] mSeparateProcesses; 648 final boolean mIsUpgrade; 649 final boolean mIsPreNUpgrade; 650 final boolean mIsPreNMR1Upgrade; 651 652 // Have we told the Activity Manager to whitelist the default container service by uid yet? 653 @GuardedBy("mPackages") 654 boolean mDefaultContainerWhitelisted = false; 655 656 @GuardedBy("mPackages") 657 private boolean mDexOptDialogShown; 658 659 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 660 // LOCK HELD. Can be called with mInstallLock held. 661 @GuardedBy("mInstallLock") 662 final Installer mInstaller; 663 664 /** Directory where installed applications are stored */ 665 private static final File sAppInstallDir = 666 new File(Environment.getDataDirectory(), "app"); 667 /** Directory where installed application's 32-bit native libraries are copied. */ 668 private static final File sAppLib32InstallDir = 669 new File(Environment.getDataDirectory(), "app-lib"); 670 /** Directory where code and non-resource assets of forward-locked applications are stored */ 671 private static final File sDrmAppPrivateInstallDir = 672 new File(Environment.getDataDirectory(), "app-private"); 673 674 // ---------------------------------------------------------------- 675 676 // Lock for state used when installing and doing other long running 677 // operations. Methods that must be called with this lock held have 678 // the suffix "LI". 679 final Object mInstallLock = new Object(); 680 681 // ---------------------------------------------------------------- 682 683 // Keys are String (package name), values are Package. This also serves 684 // as the lock for the global state. Methods that must be called with 685 // this lock held have the prefix "LP". 686 @GuardedBy("mPackages") 687 final ArrayMap<String, PackageParser.Package> mPackages = 688 new ArrayMap<String, PackageParser.Package>(); 689 690 final ArrayMap<String, Set<String>> mKnownCodebase = 691 new ArrayMap<String, Set<String>>(); 692 693 // Keys are isolated uids and values are the uid of the application 694 // that created the isolated proccess. 695 @GuardedBy("mPackages") 696 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 697 698 /** 699 * Tracks new system packages [received in an OTA] that we expect to 700 * find updated user-installed versions. Keys are package name, values 701 * are package location. 702 */ 703 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 704 /** 705 * Tracks high priority intent filters for protected actions. During boot, certain 706 * filter actions are protected and should never be allowed to have a high priority 707 * intent filter for them. However, there is one, and only one exception -- the 708 * setup wizard. It must be able to define a high priority intent filter for these 709 * actions to ensure there are no escapes from the wizard. We need to delay processing 710 * of these during boot as we need to look at all of the system packages in order 711 * to know which component is the setup wizard. 712 */ 713 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 714 /** 715 * Whether or not processing protected filters should be deferred. 716 */ 717 private boolean mDeferProtectedFilters = true; 718 719 /** 720 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 721 */ 722 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 723 /** 724 * Whether or not system app permissions should be promoted from install to runtime. 725 */ 726 boolean mPromoteSystemApps; 727 728 @GuardedBy("mPackages") 729 final Settings mSettings; 730 731 /** 732 * Set of package names that are currently "frozen", which means active 733 * surgery is being done on the code/data for that package. The platform 734 * will refuse to launch frozen packages to avoid race conditions. 735 * 736 * @see PackageFreezer 737 */ 738 @GuardedBy("mPackages") 739 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 740 741 final ProtectedPackages mProtectedPackages; 742 743 @GuardedBy("mLoadedVolumes") 744 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 745 746 boolean mFirstBoot; 747 748 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 749 750 @GuardedBy("mAvailableFeatures") 751 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 752 753 private final InstantAppRegistry mInstantAppRegistry; 754 755 @GuardedBy("mPackages") 756 int mChangedPackagesSequenceNumber; 757 /** 758 * List of changed [installed, removed or updated] packages. 759 * mapping from user id -> sequence number -> package name 760 */ 761 @GuardedBy("mPackages") 762 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 763 /** 764 * The sequence number of the last change to a package. 765 * mapping from user id -> package name -> sequence number 766 */ 767 @GuardedBy("mPackages") 768 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 769 770 @GuardedBy("mPackages") 771 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 772 773 class PackageParserCallback implements PackageParser.Callback { 774 @Override public final boolean hasFeature(String feature) { 775 return PackageManagerService.this.hasSystemFeature(feature, 0); 776 } 777 778 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 779 Collection<PackageParser.Package> allPackages, String targetPackageName) { 780 List<PackageParser.Package> overlayPackages = null; 781 for (PackageParser.Package p : allPackages) { 782 if (targetPackageName.equals(p.mOverlayTarget) && p.mOverlayIsStatic) { 783 if (overlayPackages == null) { 784 overlayPackages = new ArrayList<PackageParser.Package>(); 785 } 786 overlayPackages.add(p); 787 } 788 } 789 if (overlayPackages != null) { 790 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 791 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 792 return p1.mOverlayPriority - p2.mOverlayPriority; 793 } 794 }; 795 Collections.sort(overlayPackages, cmp); 796 } 797 return overlayPackages; 798 } 799 800 @GuardedBy("mInstallLock") 801 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 802 String targetPackageName, String targetPath) { 803 if ("android".equals(targetPackageName)) { 804 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 805 // native AssetManager. 806 return null; 807 } 808 List<PackageParser.Package> overlayPackages = 809 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 810 if (overlayPackages == null || overlayPackages.isEmpty()) { 811 return null; 812 } 813 List<String> overlayPathList = null; 814 for (PackageParser.Package overlayPackage : overlayPackages) { 815 if (targetPath == null) { 816 if (overlayPathList == null) { 817 overlayPathList = new ArrayList<String>(); 818 } 819 overlayPathList.add(overlayPackage.baseCodePath); 820 continue; 821 } 822 823 try { 824 // Creates idmaps for system to parse correctly the Android manifest of the 825 // target package. 826 // 827 // OverlayManagerService will update each of them with a correct gid from its 828 // target package app id. 829 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 830 UserHandle.getSharedAppGid( 831 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 832 if (overlayPathList == null) { 833 overlayPathList = new ArrayList<String>(); 834 } 835 overlayPathList.add(overlayPackage.baseCodePath); 836 } catch (InstallerException e) { 837 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 838 overlayPackage.baseCodePath); 839 } 840 } 841 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 842 } 843 844 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 845 synchronized (mPackages) { 846 return getStaticOverlayPathsLocked( 847 mPackages.values(), targetPackageName, targetPath); 848 } 849 } 850 851 @Override public final String[] getOverlayApks(String targetPackageName) { 852 return getStaticOverlayPaths(targetPackageName, null); 853 } 854 855 @Override public final String[] getOverlayPaths(String targetPackageName, 856 String targetPath) { 857 return getStaticOverlayPaths(targetPackageName, targetPath); 858 } 859 } 860 861 class ParallelPackageParserCallback extends PackageParserCallback { 862 List<PackageParser.Package> mOverlayPackages = null; 863 864 void findStaticOverlayPackages() { 865 synchronized (mPackages) { 866 for (PackageParser.Package p : mPackages.values()) { 867 if (p.mOverlayIsStatic) { 868 if (mOverlayPackages == null) { 869 mOverlayPackages = new ArrayList<PackageParser.Package>(); 870 } 871 mOverlayPackages.add(p); 872 } 873 } 874 } 875 } 876 877 @Override 878 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 879 // We can trust mOverlayPackages without holding mPackages because package uninstall 880 // can't happen while running parallel parsing. 881 // Moreover holding mPackages on each parsing thread causes dead-lock. 882 return mOverlayPackages == null ? null : 883 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 884 } 885 } 886 887 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 888 final ParallelPackageParserCallback mParallelPackageParserCallback = 889 new ParallelPackageParserCallback(); 890 891 public static final class SharedLibraryEntry { 892 public final @Nullable String path; 893 public final @Nullable String apk; 894 public final @NonNull SharedLibraryInfo info; 895 896 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 897 String declaringPackageName, long declaringPackageVersionCode) { 898 path = _path; 899 apk = _apk; 900 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 901 declaringPackageName, declaringPackageVersionCode), null); 902 } 903 } 904 905 // Currently known shared libraries. 906 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 907 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 908 new ArrayMap<>(); 909 910 // All available activities, for your resolving pleasure. 911 final ActivityIntentResolver mActivities = 912 new ActivityIntentResolver(); 913 914 // All available receivers, for your resolving pleasure. 915 final ActivityIntentResolver mReceivers = 916 new ActivityIntentResolver(); 917 918 // All available services, for your resolving pleasure. 919 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 920 921 // All available providers, for your resolving pleasure. 922 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 923 924 // Mapping from provider base names (first directory in content URI codePath) 925 // to the provider information. 926 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 927 new ArrayMap<String, PackageParser.Provider>(); 928 929 // Mapping from instrumentation class names to info about them. 930 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 931 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 932 933 // Packages whose data we have transfered into another package, thus 934 // should no longer exist. 935 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 936 937 // Broadcast actions that are only available to the system. 938 @GuardedBy("mProtectedBroadcasts") 939 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 940 941 /** List of packages waiting for verification. */ 942 final SparseArray<PackageVerificationState> mPendingVerification 943 = new SparseArray<PackageVerificationState>(); 944 945 final PackageInstallerService mInstallerService; 946 947 final ArtManagerService mArtManagerService; 948 949 private final PackageDexOptimizer mPackageDexOptimizer; 950 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 951 // is used by other apps). 952 private final DexManager mDexManager; 953 954 private AtomicInteger mNextMoveId = new AtomicInteger(); 955 private final MoveCallbacks mMoveCallbacks; 956 957 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 958 959 // Cache of users who need badging. 960 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 961 962 /** Token for keys in mPendingVerification. */ 963 private int mPendingVerificationToken = 0; 964 965 volatile boolean mSystemReady; 966 volatile boolean mSafeMode; 967 volatile boolean mHasSystemUidErrors; 968 private volatile boolean mEphemeralAppsDisabled; 969 970 ApplicationInfo mAndroidApplication; 971 final ActivityInfo mResolveActivity = new ActivityInfo(); 972 final ResolveInfo mResolveInfo = new ResolveInfo(); 973 ComponentName mResolveComponentName; 974 PackageParser.Package mPlatformPackage; 975 ComponentName mCustomResolverComponentName; 976 977 boolean mResolverReplaced = false; 978 979 private final @Nullable ComponentName mIntentFilterVerifierComponent; 980 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 981 982 private int mIntentFilterVerificationToken = 0; 983 984 /** The service connection to the ephemeral resolver */ 985 final InstantAppResolverConnection mInstantAppResolverConnection; 986 /** Component used to show resolver settings for Instant Apps */ 987 final ComponentName mInstantAppResolverSettingsComponent; 988 989 /** Activity used to install instant applications */ 990 ActivityInfo mInstantAppInstallerActivity; 991 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 992 993 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 994 = new SparseArray<IntentFilterVerificationState>(); 995 996 // TODO remove this and go through mPermissonManager directly 997 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 998 private final PermissionManagerInternal mPermissionManager; 999 1000 // List of packages names to keep cached, even if they are uninstalled for all users 1001 private List<String> mKeepUninstalledPackages; 1002 1003 private UserManagerInternal mUserManagerInternal; 1004 private ActivityManagerInternal mActivityManagerInternal; 1005 1006 private DeviceIdleController.LocalService mDeviceIdleController; 1007 1008 private File mCacheDir; 1009 1010 private Future<?> mPrepareAppDataFuture; 1011 1012 private static class IFVerificationParams { 1013 PackageParser.Package pkg; 1014 boolean replacing; 1015 int userId; 1016 int verifierUid; 1017 1018 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1019 int _userId, int _verifierUid) { 1020 pkg = _pkg; 1021 replacing = _replacing; 1022 userId = _userId; 1023 replacing = _replacing; 1024 verifierUid = _verifierUid; 1025 } 1026 } 1027 1028 private interface IntentFilterVerifier<T extends IntentFilter> { 1029 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1030 T filter, String packageName); 1031 void startVerifications(int userId); 1032 void receiveVerificationResponse(int verificationId); 1033 } 1034 1035 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1036 private Context mContext; 1037 private ComponentName mIntentFilterVerifierComponent; 1038 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1039 1040 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1041 mContext = context; 1042 mIntentFilterVerifierComponent = verifierComponent; 1043 } 1044 1045 private String getDefaultScheme() { 1046 return IntentFilter.SCHEME_HTTPS; 1047 } 1048 1049 @Override 1050 public void startVerifications(int userId) { 1051 // Launch verifications requests 1052 int count = mCurrentIntentFilterVerifications.size(); 1053 for (int n=0; n<count; n++) { 1054 int verificationId = mCurrentIntentFilterVerifications.get(n); 1055 final IntentFilterVerificationState ivs = 1056 mIntentFilterVerificationStates.get(verificationId); 1057 1058 String packageName = ivs.getPackageName(); 1059 1060 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1061 final int filterCount = filters.size(); 1062 ArraySet<String> domainsSet = new ArraySet<>(); 1063 for (int m=0; m<filterCount; m++) { 1064 PackageParser.ActivityIntentInfo filter = filters.get(m); 1065 domainsSet.addAll(filter.getHostsList()); 1066 } 1067 synchronized (mPackages) { 1068 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1069 packageName, domainsSet) != null) { 1070 scheduleWriteSettingsLocked(); 1071 } 1072 } 1073 sendVerificationRequest(verificationId, ivs); 1074 } 1075 mCurrentIntentFilterVerifications.clear(); 1076 } 1077 1078 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1079 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1080 verificationIntent.putExtra( 1081 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1082 verificationId); 1083 verificationIntent.putExtra( 1084 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1085 getDefaultScheme()); 1086 verificationIntent.putExtra( 1087 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1088 ivs.getHostsString()); 1089 verificationIntent.putExtra( 1090 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1091 ivs.getPackageName()); 1092 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1093 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1094 1095 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1096 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1097 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1098 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1099 1100 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1101 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1102 "Sending IntentFilter verification broadcast"); 1103 } 1104 1105 public void receiveVerificationResponse(int verificationId) { 1106 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1107 1108 final boolean verified = ivs.isVerified(); 1109 1110 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1111 final int count = filters.size(); 1112 if (DEBUG_DOMAIN_VERIFICATION) { 1113 Slog.i(TAG, "Received verification response " + verificationId 1114 + " for " + count + " filters, verified=" + verified); 1115 } 1116 for (int n=0; n<count; n++) { 1117 PackageParser.ActivityIntentInfo filter = filters.get(n); 1118 filter.setVerified(verified); 1119 1120 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1121 + " verified with result:" + verified + " and hosts:" 1122 + ivs.getHostsString()); 1123 } 1124 1125 mIntentFilterVerificationStates.remove(verificationId); 1126 1127 final String packageName = ivs.getPackageName(); 1128 IntentFilterVerificationInfo ivi = null; 1129 1130 synchronized (mPackages) { 1131 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1132 } 1133 if (ivi == null) { 1134 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1135 + verificationId + " packageName:" + packageName); 1136 return; 1137 } 1138 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1139 "Updating IntentFilterVerificationInfo for package " + packageName 1140 +" verificationId:" + verificationId); 1141 1142 synchronized (mPackages) { 1143 if (verified) { 1144 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1145 } else { 1146 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1147 } 1148 scheduleWriteSettingsLocked(); 1149 1150 final int userId = ivs.getUserId(); 1151 if (userId != UserHandle.USER_ALL) { 1152 final int userStatus = 1153 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1154 1155 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1156 boolean needUpdate = false; 1157 1158 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1159 // already been set by the User thru the Disambiguation dialog 1160 switch (userStatus) { 1161 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1162 if (verified) { 1163 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1164 } else { 1165 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1166 } 1167 needUpdate = true; 1168 break; 1169 1170 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1171 if (verified) { 1172 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1173 needUpdate = true; 1174 } 1175 break; 1176 1177 default: 1178 // Nothing to do 1179 } 1180 1181 if (needUpdate) { 1182 mSettings.updateIntentFilterVerificationStatusLPw( 1183 packageName, updatedStatus, userId); 1184 scheduleWritePackageRestrictionsLocked(userId); 1185 } 1186 } 1187 } 1188 } 1189 1190 @Override 1191 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1192 ActivityIntentInfo filter, String packageName) { 1193 if (!hasValidDomains(filter)) { 1194 return false; 1195 } 1196 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1197 if (ivs == null) { 1198 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1199 packageName); 1200 } 1201 if (DEBUG_DOMAIN_VERIFICATION) { 1202 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1203 } 1204 ivs.addFilter(filter); 1205 return true; 1206 } 1207 1208 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1209 int userId, int verificationId, String packageName) { 1210 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1211 verifierUid, userId, packageName); 1212 ivs.setPendingState(); 1213 synchronized (mPackages) { 1214 mIntentFilterVerificationStates.append(verificationId, ivs); 1215 mCurrentIntentFilterVerifications.add(verificationId); 1216 } 1217 return ivs; 1218 } 1219 } 1220 1221 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1222 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1223 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1224 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1225 } 1226 1227 // Set of pending broadcasts for aggregating enable/disable of components. 1228 static class PendingPackageBroadcasts { 1229 // for each user id, a map of <package name -> components within that package> 1230 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1231 1232 public PendingPackageBroadcasts() { 1233 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1234 } 1235 1236 public ArrayList<String> get(int userId, String packageName) { 1237 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1238 return packages.get(packageName); 1239 } 1240 1241 public void put(int userId, String packageName, ArrayList<String> components) { 1242 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1243 packages.put(packageName, components); 1244 } 1245 1246 public void remove(int userId, String packageName) { 1247 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1248 if (packages != null) { 1249 packages.remove(packageName); 1250 } 1251 } 1252 1253 public void remove(int userId) { 1254 mUidMap.remove(userId); 1255 } 1256 1257 public int userIdCount() { 1258 return mUidMap.size(); 1259 } 1260 1261 public int userIdAt(int n) { 1262 return mUidMap.keyAt(n); 1263 } 1264 1265 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1266 return mUidMap.get(userId); 1267 } 1268 1269 public int size() { 1270 // total number of pending broadcast entries across all userIds 1271 int num = 0; 1272 for (int i = 0; i< mUidMap.size(); i++) { 1273 num += mUidMap.valueAt(i).size(); 1274 } 1275 return num; 1276 } 1277 1278 public void clear() { 1279 mUidMap.clear(); 1280 } 1281 1282 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1283 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1284 if (map == null) { 1285 map = new ArrayMap<String, ArrayList<String>>(); 1286 mUidMap.put(userId, map); 1287 } 1288 return map; 1289 } 1290 } 1291 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1292 1293 // Service Connection to remote media container service to copy 1294 // package uri's from external media onto secure containers 1295 // or internal storage. 1296 private IMediaContainerService mContainerService = null; 1297 1298 static final int SEND_PENDING_BROADCAST = 1; 1299 static final int MCS_BOUND = 3; 1300 static final int END_COPY = 4; 1301 static final int INIT_COPY = 5; 1302 static final int MCS_UNBIND = 6; 1303 static final int START_CLEANING_PACKAGE = 7; 1304 static final int FIND_INSTALL_LOC = 8; 1305 static final int POST_INSTALL = 9; 1306 static final int MCS_RECONNECT = 10; 1307 static final int MCS_GIVE_UP = 11; 1308 static final int WRITE_SETTINGS = 13; 1309 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1310 static final int PACKAGE_VERIFIED = 15; 1311 static final int CHECK_PENDING_VERIFICATION = 16; 1312 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1313 static final int INTENT_FILTER_VERIFIED = 18; 1314 static final int WRITE_PACKAGE_LIST = 19; 1315 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1316 1317 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1318 1319 // Delay time in millisecs 1320 static final int BROADCAST_DELAY = 10 * 1000; 1321 1322 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1323 2 * 60 * 60 * 1000L; /* two hours */ 1324 1325 static UserManagerService sUserManager; 1326 1327 // Stores a list of users whose package restrictions file needs to be updated 1328 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1329 1330 final private DefaultContainerConnection mDefContainerConn = 1331 new DefaultContainerConnection(); 1332 class DefaultContainerConnection implements ServiceConnection { 1333 public void onServiceConnected(ComponentName name, IBinder service) { 1334 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1335 final IMediaContainerService imcs = IMediaContainerService.Stub 1336 .asInterface(Binder.allowBlocking(service)); 1337 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1338 } 1339 1340 public void onServiceDisconnected(ComponentName name) { 1341 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1342 } 1343 } 1344 1345 // Recordkeeping of restore-after-install operations that are currently in flight 1346 // between the Package Manager and the Backup Manager 1347 static class PostInstallData { 1348 public InstallArgs args; 1349 public PackageInstalledInfo res; 1350 1351 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1352 args = _a; 1353 res = _r; 1354 } 1355 } 1356 1357 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1358 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1359 1360 // XML tags for backup/restore of various bits of state 1361 private static final String TAG_PREFERRED_BACKUP = "pa"; 1362 private static final String TAG_DEFAULT_APPS = "da"; 1363 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1364 1365 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1366 private static final String TAG_ALL_GRANTS = "rt-grants"; 1367 private static final String TAG_GRANT = "grant"; 1368 private static final String ATTR_PACKAGE_NAME = "pkg"; 1369 1370 private static final String TAG_PERMISSION = "perm"; 1371 private static final String ATTR_PERMISSION_NAME = "name"; 1372 private static final String ATTR_IS_GRANTED = "g"; 1373 private static final String ATTR_USER_SET = "set"; 1374 private static final String ATTR_USER_FIXED = "fixed"; 1375 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1376 1377 // System/policy permission grants are not backed up 1378 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1379 FLAG_PERMISSION_POLICY_FIXED 1380 | FLAG_PERMISSION_SYSTEM_FIXED 1381 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1382 1383 // And we back up these user-adjusted states 1384 private static final int USER_RUNTIME_GRANT_MASK = 1385 FLAG_PERMISSION_USER_SET 1386 | FLAG_PERMISSION_USER_FIXED 1387 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1388 1389 final @Nullable String mRequiredVerifierPackage; 1390 final @NonNull String mRequiredInstallerPackage; 1391 final @NonNull String mRequiredUninstallerPackage; 1392 final @Nullable String mSetupWizardPackage; 1393 final @Nullable String mStorageManagerPackage; 1394 final @NonNull String mServicesSystemSharedLibraryPackageName; 1395 final @NonNull String mSharedSystemSharedLibraryPackageName; 1396 1397 private final PackageUsage mPackageUsage = new PackageUsage(); 1398 private final CompilerStats mCompilerStats = new CompilerStats(); 1399 1400 class PackageHandler extends Handler { 1401 private boolean mBound = false; 1402 final ArrayList<HandlerParams> mPendingInstalls = 1403 new ArrayList<HandlerParams>(); 1404 1405 private boolean connectToService() { 1406 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1407 " DefaultContainerService"); 1408 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1409 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1410 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1411 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1412 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1413 mBound = true; 1414 return true; 1415 } 1416 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1417 return false; 1418 } 1419 1420 private void disconnectService() { 1421 mContainerService = null; 1422 mBound = false; 1423 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1424 mContext.unbindService(mDefContainerConn); 1425 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1426 } 1427 1428 PackageHandler(Looper looper) { 1429 super(looper); 1430 } 1431 1432 public void handleMessage(Message msg) { 1433 try { 1434 doHandleMessage(msg); 1435 } finally { 1436 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1437 } 1438 } 1439 1440 void doHandleMessage(Message msg) { 1441 switch (msg.what) { 1442 case INIT_COPY: { 1443 HandlerParams params = (HandlerParams) msg.obj; 1444 int idx = mPendingInstalls.size(); 1445 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1446 // If a bind was already initiated we dont really 1447 // need to do anything. The pending install 1448 // will be processed later on. 1449 if (!mBound) { 1450 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1451 System.identityHashCode(mHandler)); 1452 // If this is the only one pending we might 1453 // have to bind to the service again. 1454 if (!connectToService()) { 1455 Slog.e(TAG, "Failed to bind to media container service"); 1456 params.serviceError(); 1457 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1458 System.identityHashCode(mHandler)); 1459 if (params.traceMethod != null) { 1460 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1461 params.traceCookie); 1462 } 1463 return; 1464 } else { 1465 // Once we bind to the service, the first 1466 // pending request will be processed. 1467 mPendingInstalls.add(idx, params); 1468 } 1469 } else { 1470 mPendingInstalls.add(idx, params); 1471 // Already bound to the service. Just make 1472 // sure we trigger off processing the first request. 1473 if (idx == 0) { 1474 mHandler.sendEmptyMessage(MCS_BOUND); 1475 } 1476 } 1477 break; 1478 } 1479 case MCS_BOUND: { 1480 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1481 if (msg.obj != null) { 1482 mContainerService = (IMediaContainerService) msg.obj; 1483 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1484 System.identityHashCode(mHandler)); 1485 } 1486 if (mContainerService == null) { 1487 if (!mBound) { 1488 // Something seriously wrong since we are not bound and we are not 1489 // waiting for connection. Bail out. 1490 Slog.e(TAG, "Cannot bind to media container service"); 1491 for (HandlerParams params : mPendingInstalls) { 1492 // Indicate service bind error 1493 params.serviceError(); 1494 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1495 System.identityHashCode(params)); 1496 if (params.traceMethod != null) { 1497 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1498 params.traceMethod, params.traceCookie); 1499 } 1500 return; 1501 } 1502 mPendingInstalls.clear(); 1503 } else { 1504 Slog.w(TAG, "Waiting to connect to media container service"); 1505 } 1506 } else if (mPendingInstalls.size() > 0) { 1507 HandlerParams params = mPendingInstalls.get(0); 1508 if (params != null) { 1509 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1510 System.identityHashCode(params)); 1511 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1512 if (params.startCopy()) { 1513 // We are done... look for more work or to 1514 // go idle. 1515 if (DEBUG_SD_INSTALL) Log.i(TAG, 1516 "Checking for more work or unbind..."); 1517 // Delete pending install 1518 if (mPendingInstalls.size() > 0) { 1519 mPendingInstalls.remove(0); 1520 } 1521 if (mPendingInstalls.size() == 0) { 1522 if (mBound) { 1523 if (DEBUG_SD_INSTALL) Log.i(TAG, 1524 "Posting delayed MCS_UNBIND"); 1525 removeMessages(MCS_UNBIND); 1526 Message ubmsg = obtainMessage(MCS_UNBIND); 1527 // Unbind after a little delay, to avoid 1528 // continual thrashing. 1529 sendMessageDelayed(ubmsg, 10000); 1530 } 1531 } else { 1532 // There are more pending requests in queue. 1533 // Just post MCS_BOUND message to trigger processing 1534 // of next pending install. 1535 if (DEBUG_SD_INSTALL) Log.i(TAG, 1536 "Posting MCS_BOUND for next work"); 1537 mHandler.sendEmptyMessage(MCS_BOUND); 1538 } 1539 } 1540 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1541 } 1542 } else { 1543 // Should never happen ideally. 1544 Slog.w(TAG, "Empty queue"); 1545 } 1546 break; 1547 } 1548 case MCS_RECONNECT: { 1549 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1550 if (mPendingInstalls.size() > 0) { 1551 if (mBound) { 1552 disconnectService(); 1553 } 1554 if (!connectToService()) { 1555 Slog.e(TAG, "Failed to bind to media container service"); 1556 for (HandlerParams params : mPendingInstalls) { 1557 // Indicate service bind error 1558 params.serviceError(); 1559 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1560 System.identityHashCode(params)); 1561 } 1562 mPendingInstalls.clear(); 1563 } 1564 } 1565 break; 1566 } 1567 case MCS_UNBIND: { 1568 // If there is no actual work left, then time to unbind. 1569 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1570 1571 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1572 if (mBound) { 1573 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1574 1575 disconnectService(); 1576 } 1577 } else if (mPendingInstalls.size() > 0) { 1578 // There are more pending requests in queue. 1579 // Just post MCS_BOUND message to trigger processing 1580 // of next pending install. 1581 mHandler.sendEmptyMessage(MCS_BOUND); 1582 } 1583 1584 break; 1585 } 1586 case MCS_GIVE_UP: { 1587 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1588 HandlerParams params = mPendingInstalls.remove(0); 1589 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1590 System.identityHashCode(params)); 1591 break; 1592 } 1593 case SEND_PENDING_BROADCAST: { 1594 String packages[]; 1595 ArrayList<String> components[]; 1596 int size = 0; 1597 int uids[]; 1598 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1599 synchronized (mPackages) { 1600 if (mPendingBroadcasts == null) { 1601 return; 1602 } 1603 size = mPendingBroadcasts.size(); 1604 if (size <= 0) { 1605 // Nothing to be done. Just return 1606 return; 1607 } 1608 packages = new String[size]; 1609 components = new ArrayList[size]; 1610 uids = new int[size]; 1611 int i = 0; // filling out the above arrays 1612 1613 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1614 int packageUserId = mPendingBroadcasts.userIdAt(n); 1615 Iterator<Map.Entry<String, ArrayList<String>>> it 1616 = mPendingBroadcasts.packagesForUserId(packageUserId) 1617 .entrySet().iterator(); 1618 while (it.hasNext() && i < size) { 1619 Map.Entry<String, ArrayList<String>> ent = it.next(); 1620 packages[i] = ent.getKey(); 1621 components[i] = ent.getValue(); 1622 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1623 uids[i] = (ps != null) 1624 ? UserHandle.getUid(packageUserId, ps.appId) 1625 : -1; 1626 i++; 1627 } 1628 } 1629 size = i; 1630 mPendingBroadcasts.clear(); 1631 } 1632 // Send broadcasts 1633 for (int i = 0; i < size; i++) { 1634 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1635 } 1636 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1637 break; 1638 } 1639 case START_CLEANING_PACKAGE: { 1640 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1641 final String packageName = (String)msg.obj; 1642 final int userId = msg.arg1; 1643 final boolean andCode = msg.arg2 != 0; 1644 synchronized (mPackages) { 1645 if (userId == UserHandle.USER_ALL) { 1646 int[] users = sUserManager.getUserIds(); 1647 for (int user : users) { 1648 mSettings.addPackageToCleanLPw( 1649 new PackageCleanItem(user, packageName, andCode)); 1650 } 1651 } else { 1652 mSettings.addPackageToCleanLPw( 1653 new PackageCleanItem(userId, packageName, andCode)); 1654 } 1655 } 1656 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1657 startCleaningPackages(); 1658 } break; 1659 case POST_INSTALL: { 1660 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1661 1662 PostInstallData data = mRunningInstalls.get(msg.arg1); 1663 final boolean didRestore = (msg.arg2 != 0); 1664 mRunningInstalls.delete(msg.arg1); 1665 1666 if (data != null) { 1667 InstallArgs args = data.args; 1668 PackageInstalledInfo parentRes = data.res; 1669 1670 final boolean grantPermissions = (args.installFlags 1671 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1672 final boolean killApp = (args.installFlags 1673 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1674 final boolean virtualPreload = ((args.installFlags 1675 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1676 final String[] grantedPermissions = args.installGrantPermissions; 1677 1678 // Handle the parent package 1679 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1680 virtualPreload, grantedPermissions, didRestore, 1681 args.installerPackageName, args.observer); 1682 1683 // Handle the child packages 1684 final int childCount = (parentRes.addedChildPackages != null) 1685 ? parentRes.addedChildPackages.size() : 0; 1686 for (int i = 0; i < childCount; i++) { 1687 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1688 handlePackagePostInstall(childRes, grantPermissions, killApp, 1689 virtualPreload, grantedPermissions, false /*didRestore*/, 1690 args.installerPackageName, args.observer); 1691 } 1692 1693 // Log tracing if needed 1694 if (args.traceMethod != null) { 1695 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1696 args.traceCookie); 1697 } 1698 } else { 1699 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1700 } 1701 1702 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1703 } break; 1704 case WRITE_SETTINGS: { 1705 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1706 synchronized (mPackages) { 1707 removeMessages(WRITE_SETTINGS); 1708 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1709 mSettings.writeLPr(); 1710 mDirtyUsers.clear(); 1711 } 1712 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1713 } break; 1714 case WRITE_PACKAGE_RESTRICTIONS: { 1715 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1716 synchronized (mPackages) { 1717 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1718 for (int userId : mDirtyUsers) { 1719 mSettings.writePackageRestrictionsLPr(userId); 1720 } 1721 mDirtyUsers.clear(); 1722 } 1723 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1724 } break; 1725 case WRITE_PACKAGE_LIST: { 1726 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1727 synchronized (mPackages) { 1728 removeMessages(WRITE_PACKAGE_LIST); 1729 mSettings.writePackageListLPr(msg.arg1); 1730 } 1731 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1732 } break; 1733 case CHECK_PENDING_VERIFICATION: { 1734 final int verificationId = msg.arg1; 1735 final PackageVerificationState state = mPendingVerification.get(verificationId); 1736 1737 if ((state != null) && !state.timeoutExtended()) { 1738 final InstallArgs args = state.getInstallArgs(); 1739 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1740 1741 Slog.i(TAG, "Verification timed out for " + originUri); 1742 mPendingVerification.remove(verificationId); 1743 1744 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1745 1746 final UserHandle user = args.getUser(); 1747 if (getDefaultVerificationResponse(user) 1748 == PackageManager.VERIFICATION_ALLOW) { 1749 Slog.i(TAG, "Continuing with installation of " + originUri); 1750 state.setVerifierResponse(Binder.getCallingUid(), 1751 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1752 broadcastPackageVerified(verificationId, originUri, 1753 PackageManager.VERIFICATION_ALLOW, user); 1754 try { 1755 ret = args.copyApk(mContainerService, true); 1756 } catch (RemoteException e) { 1757 Slog.e(TAG, "Could not contact the ContainerService"); 1758 } 1759 } else { 1760 broadcastPackageVerified(verificationId, originUri, 1761 PackageManager.VERIFICATION_REJECT, user); 1762 } 1763 1764 Trace.asyncTraceEnd( 1765 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1766 1767 processPendingInstall(args, ret); 1768 mHandler.sendEmptyMessage(MCS_UNBIND); 1769 } 1770 break; 1771 } 1772 case PACKAGE_VERIFIED: { 1773 final int verificationId = msg.arg1; 1774 1775 final PackageVerificationState state = mPendingVerification.get(verificationId); 1776 if (state == null) { 1777 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1778 break; 1779 } 1780 1781 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1782 1783 state.setVerifierResponse(response.callerUid, response.code); 1784 1785 if (state.isVerificationComplete()) { 1786 mPendingVerification.remove(verificationId); 1787 1788 final InstallArgs args = state.getInstallArgs(); 1789 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1790 1791 int ret; 1792 if (state.isInstallAllowed()) { 1793 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1794 broadcastPackageVerified(verificationId, originUri, 1795 response.code, state.getInstallArgs().getUser()); 1796 try { 1797 ret = args.copyApk(mContainerService, true); 1798 } catch (RemoteException e) { 1799 Slog.e(TAG, "Could not contact the ContainerService"); 1800 } 1801 } else { 1802 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1803 } 1804 1805 Trace.asyncTraceEnd( 1806 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1807 1808 processPendingInstall(args, ret); 1809 mHandler.sendEmptyMessage(MCS_UNBIND); 1810 } 1811 1812 break; 1813 } 1814 case START_INTENT_FILTER_VERIFICATIONS: { 1815 IFVerificationParams params = (IFVerificationParams) msg.obj; 1816 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1817 params.replacing, params.pkg); 1818 break; 1819 } 1820 case INTENT_FILTER_VERIFIED: { 1821 final int verificationId = msg.arg1; 1822 1823 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1824 verificationId); 1825 if (state == null) { 1826 Slog.w(TAG, "Invalid IntentFilter verification token " 1827 + verificationId + " received"); 1828 break; 1829 } 1830 1831 final int userId = state.getUserId(); 1832 1833 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1834 "Processing IntentFilter verification with token:" 1835 + verificationId + " and userId:" + userId); 1836 1837 final IntentFilterVerificationResponse response = 1838 (IntentFilterVerificationResponse) msg.obj; 1839 1840 state.setVerifierResponse(response.callerUid, response.code); 1841 1842 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1843 "IntentFilter verification with token:" + verificationId 1844 + " and userId:" + userId 1845 + " is settings verifier response with response code:" 1846 + response.code); 1847 1848 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1849 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1850 + response.getFailedDomainsString()); 1851 } 1852 1853 if (state.isVerificationComplete()) { 1854 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1855 } else { 1856 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1857 "IntentFilter verification with token:" + verificationId 1858 + " was not said to be complete"); 1859 } 1860 1861 break; 1862 } 1863 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1864 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1865 mInstantAppResolverConnection, 1866 (InstantAppRequest) msg.obj, 1867 mInstantAppInstallerActivity, 1868 mHandler); 1869 } 1870 } 1871 } 1872 } 1873 1874 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1875 @Override 1876 public void onGidsChanged(int appId, int userId) { 1877 mHandler.post(new Runnable() { 1878 @Override 1879 public void run() { 1880 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1881 } 1882 }); 1883 } 1884 @Override 1885 public void onPermissionGranted(int uid, int userId) { 1886 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1887 1888 // Not critical; if this is lost, the application has to request again. 1889 synchronized (mPackages) { 1890 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1891 } 1892 } 1893 @Override 1894 public void onInstallPermissionGranted() { 1895 synchronized (mPackages) { 1896 scheduleWriteSettingsLocked(); 1897 } 1898 } 1899 @Override 1900 public void onPermissionRevoked(int uid, int userId) { 1901 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1902 1903 synchronized (mPackages) { 1904 // Critical; after this call the application should never have the permission 1905 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1906 } 1907 1908 final int appId = UserHandle.getAppId(uid); 1909 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1910 } 1911 @Override 1912 public void onInstallPermissionRevoked() { 1913 synchronized (mPackages) { 1914 scheduleWriteSettingsLocked(); 1915 } 1916 } 1917 @Override 1918 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1919 synchronized (mPackages) { 1920 for (int userId : updatedUserIds) { 1921 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1922 } 1923 } 1924 } 1925 @Override 1926 public void onInstallPermissionUpdated() { 1927 synchronized (mPackages) { 1928 scheduleWriteSettingsLocked(); 1929 } 1930 } 1931 @Override 1932 public void onPermissionRemoved() { 1933 synchronized (mPackages) { 1934 mSettings.writeLPr(); 1935 } 1936 } 1937 }; 1938 1939 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1940 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1941 boolean launchedForRestore, String installerPackage, 1942 IPackageInstallObserver2 installObserver) { 1943 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1944 // Send the removed broadcasts 1945 if (res.removedInfo != null) { 1946 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1947 } 1948 1949 // Now that we successfully installed the package, grant runtime 1950 // permissions if requested before broadcasting the install. Also 1951 // for legacy apps in permission review mode we clear the permission 1952 // review flag which is used to emulate runtime permissions for 1953 // legacy apps. 1954 if (grantPermissions) { 1955 final int callingUid = Binder.getCallingUid(); 1956 mPermissionManager.grantRequestedRuntimePermissions( 1957 res.pkg, res.newUsers, grantedPermissions, callingUid, 1958 mPermissionCallback); 1959 } 1960 1961 final boolean update = res.removedInfo != null 1962 && res.removedInfo.removedPackage != null; 1963 final String installerPackageName = 1964 res.installerPackageName != null 1965 ? res.installerPackageName 1966 : res.removedInfo != null 1967 ? res.removedInfo.installerPackageName 1968 : null; 1969 1970 // If this is the first time we have child packages for a disabled privileged 1971 // app that had no children, we grant requested runtime permissions to the new 1972 // children if the parent on the system image had them already granted. 1973 if (res.pkg.parentPackage != null) { 1974 final int callingUid = Binder.getCallingUid(); 1975 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1976 res.pkg, callingUid, mPermissionCallback); 1977 } 1978 1979 synchronized (mPackages) { 1980 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1981 } 1982 1983 final String packageName = res.pkg.applicationInfo.packageName; 1984 1985 // Determine the set of users who are adding this package for 1986 // the first time vs. those who are seeing an update. 1987 int[] firstUserIds = EMPTY_INT_ARRAY; 1988 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1989 int[] updateUserIds = EMPTY_INT_ARRAY; 1990 int[] instantUserIds = EMPTY_INT_ARRAY; 1991 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1992 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1993 for (int newUser : res.newUsers) { 1994 final boolean isInstantApp = ps.getInstantApp(newUser); 1995 if (allNewUsers) { 1996 if (isInstantApp) { 1997 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 1998 } else { 1999 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2000 } 2001 continue; 2002 } 2003 boolean isNew = true; 2004 for (int origUser : res.origUsers) { 2005 if (origUser == newUser) { 2006 isNew = false; 2007 break; 2008 } 2009 } 2010 if (isNew) { 2011 if (isInstantApp) { 2012 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2013 } else { 2014 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2015 } 2016 } else { 2017 if (isInstantApp) { 2018 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2019 } else { 2020 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2021 } 2022 } 2023 } 2024 2025 // Send installed broadcasts if the package is not a static shared lib. 2026 if (res.pkg.staticSharedLibName == null) { 2027 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2028 2029 // Send added for users that see the package for the first time 2030 // sendPackageAddedForNewUsers also deals with system apps 2031 int appId = UserHandle.getAppId(res.uid); 2032 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2033 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2034 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2035 2036 // Send added for users that don't see the package for the first time 2037 Bundle extras = new Bundle(1); 2038 extras.putInt(Intent.EXTRA_UID, res.uid); 2039 if (update) { 2040 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2041 } 2042 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2043 extras, 0 /*flags*/, 2044 null /*targetPackage*/, null /*finishedReceiver*/, 2045 updateUserIds, instantUserIds); 2046 if (installerPackageName != null) { 2047 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2048 extras, 0 /*flags*/, 2049 installerPackageName, null /*finishedReceiver*/, 2050 updateUserIds, instantUserIds); 2051 } 2052 2053 // Send replaced for users that don't see the package for the first time 2054 if (update) { 2055 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2056 packageName, extras, 0 /*flags*/, 2057 null /*targetPackage*/, null /*finishedReceiver*/, 2058 updateUserIds, instantUserIds); 2059 if (installerPackageName != null) { 2060 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2061 extras, 0 /*flags*/, 2062 installerPackageName, null /*finishedReceiver*/, 2063 updateUserIds, instantUserIds); 2064 } 2065 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2066 null /*package*/, null /*extras*/, 0 /*flags*/, 2067 packageName /*targetPackage*/, 2068 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2069 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2070 // First-install and we did a restore, so we're responsible for the 2071 // first-launch broadcast. 2072 if (DEBUG_BACKUP) { 2073 Slog.i(TAG, "Post-restore of " + packageName 2074 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2075 } 2076 sendFirstLaunchBroadcast(packageName, installerPackage, 2077 firstUserIds, firstInstantUserIds); 2078 } 2079 2080 // Send broadcast package appeared if forward locked/external for all users 2081 // treat asec-hosted packages like removable media on upgrade 2082 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2083 if (DEBUG_INSTALL) { 2084 Slog.i(TAG, "upgrading pkg " + res.pkg 2085 + " is ASEC-hosted -> AVAILABLE"); 2086 } 2087 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2088 ArrayList<String> pkgList = new ArrayList<>(1); 2089 pkgList.add(packageName); 2090 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2091 } 2092 } 2093 2094 // Work that needs to happen on first install within each user 2095 if (firstUserIds != null && firstUserIds.length > 0) { 2096 synchronized (mPackages) { 2097 for (int userId : firstUserIds) { 2098 // If this app is a browser and it's newly-installed for some 2099 // users, clear any default-browser state in those users. The 2100 // app's nature doesn't depend on the user, so we can just check 2101 // its browser nature in any user and generalize. 2102 if (packageIsBrowser(packageName, userId)) { 2103 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2104 } 2105 2106 // We may also need to apply pending (restored) runtime 2107 // permission grants within these users. 2108 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2109 } 2110 } 2111 } 2112 2113 if (allNewUsers && !update) { 2114 notifyPackageAdded(packageName); 2115 } 2116 2117 // Log current value of "unknown sources" setting 2118 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2119 getUnknownSourcesSettings()); 2120 2121 // Remove the replaced package's older resources safely now 2122 // We delete after a gc for applications on sdcard. 2123 if (res.removedInfo != null && res.removedInfo.args != null) { 2124 Runtime.getRuntime().gc(); 2125 synchronized (mInstallLock) { 2126 res.removedInfo.args.doPostDeleteLI(true); 2127 } 2128 } else { 2129 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2130 // and not block here. 2131 VMRuntime.getRuntime().requestConcurrentGC(); 2132 } 2133 2134 // Notify DexManager that the package was installed for new users. 2135 // The updated users should already be indexed and the package code paths 2136 // should not change. 2137 // Don't notify the manager for ephemeral apps as they are not expected to 2138 // survive long enough to benefit of background optimizations. 2139 for (int userId : firstUserIds) { 2140 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2141 // There's a race currently where some install events may interleave with an uninstall. 2142 // This can lead to package info being null (b/36642664). 2143 if (info != null) { 2144 mDexManager.notifyPackageInstalled(info, userId); 2145 } 2146 } 2147 } 2148 2149 // If someone is watching installs - notify them 2150 if (installObserver != null) { 2151 try { 2152 Bundle extras = extrasForInstallResult(res); 2153 installObserver.onPackageInstalled(res.name, res.returnCode, 2154 res.returnMsg, extras); 2155 } catch (RemoteException e) { 2156 Slog.i(TAG, "Observer no longer exists."); 2157 } 2158 } 2159 } 2160 2161 private StorageEventListener mStorageListener = new StorageEventListener() { 2162 @Override 2163 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2164 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2165 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2166 final String volumeUuid = vol.getFsUuid(); 2167 2168 // Clean up any users or apps that were removed or recreated 2169 // while this volume was missing 2170 sUserManager.reconcileUsers(volumeUuid); 2171 reconcileApps(volumeUuid); 2172 2173 // Clean up any install sessions that expired or were 2174 // cancelled while this volume was missing 2175 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2176 2177 loadPrivatePackages(vol); 2178 2179 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2180 unloadPrivatePackages(vol); 2181 } 2182 } 2183 } 2184 2185 @Override 2186 public void onVolumeForgotten(String fsUuid) { 2187 if (TextUtils.isEmpty(fsUuid)) { 2188 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2189 return; 2190 } 2191 2192 // Remove any apps installed on the forgotten volume 2193 synchronized (mPackages) { 2194 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2195 for (PackageSetting ps : packages) { 2196 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2197 deletePackageVersioned(new VersionedPackage(ps.name, 2198 PackageManager.VERSION_CODE_HIGHEST), 2199 new LegacyPackageDeleteObserver(null).getBinder(), 2200 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2201 // Try very hard to release any references to this package 2202 // so we don't risk the system server being killed due to 2203 // open FDs 2204 AttributeCache.instance().removePackage(ps.name); 2205 } 2206 2207 mSettings.onVolumeForgotten(fsUuid); 2208 mSettings.writeLPr(); 2209 } 2210 } 2211 }; 2212 2213 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2214 Bundle extras = null; 2215 switch (res.returnCode) { 2216 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2217 extras = new Bundle(); 2218 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2219 res.origPermission); 2220 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2221 res.origPackage); 2222 break; 2223 } 2224 case PackageManager.INSTALL_SUCCEEDED: { 2225 extras = new Bundle(); 2226 extras.putBoolean(Intent.EXTRA_REPLACING, 2227 res.removedInfo != null && res.removedInfo.removedPackage != null); 2228 break; 2229 } 2230 } 2231 return extras; 2232 } 2233 2234 void scheduleWriteSettingsLocked() { 2235 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2236 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2237 } 2238 } 2239 2240 void scheduleWritePackageListLocked(int userId) { 2241 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2242 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2243 msg.arg1 = userId; 2244 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2245 } 2246 } 2247 2248 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2249 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2250 scheduleWritePackageRestrictionsLocked(userId); 2251 } 2252 2253 void scheduleWritePackageRestrictionsLocked(int userId) { 2254 final int[] userIds = (userId == UserHandle.USER_ALL) 2255 ? sUserManager.getUserIds() : new int[]{userId}; 2256 for (int nextUserId : userIds) { 2257 if (!sUserManager.exists(nextUserId)) return; 2258 mDirtyUsers.add(nextUserId); 2259 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2260 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2261 } 2262 } 2263 } 2264 2265 public static PackageManagerService main(Context context, Installer installer, 2266 boolean factoryTest, boolean onlyCore) { 2267 // Self-check for initial settings. 2268 PackageManagerServiceCompilerMapping.checkProperties(); 2269 2270 PackageManagerService m = new PackageManagerService(context, installer, 2271 factoryTest, onlyCore); 2272 m.enableSystemUserPackages(); 2273 ServiceManager.addService("package", m); 2274 final PackageManagerNative pmn = m.new PackageManagerNative(); 2275 ServiceManager.addService("package_native", pmn); 2276 return m; 2277 } 2278 2279 private void enableSystemUserPackages() { 2280 if (!UserManager.isSplitSystemUser()) { 2281 return; 2282 } 2283 // For system user, enable apps based on the following conditions: 2284 // - app is whitelisted or belong to one of these groups: 2285 // -- system app which has no launcher icons 2286 // -- system app which has INTERACT_ACROSS_USERS permission 2287 // -- system IME app 2288 // - app is not in the blacklist 2289 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2290 Set<String> enableApps = new ArraySet<>(); 2291 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2292 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2293 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2294 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2295 enableApps.addAll(wlApps); 2296 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2297 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2298 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2299 enableApps.removeAll(blApps); 2300 Log.i(TAG, "Applications installed for system user: " + enableApps); 2301 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2302 UserHandle.SYSTEM); 2303 final int allAppsSize = allAps.size(); 2304 synchronized (mPackages) { 2305 for (int i = 0; i < allAppsSize; i++) { 2306 String pName = allAps.get(i); 2307 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2308 // Should not happen, but we shouldn't be failing if it does 2309 if (pkgSetting == null) { 2310 continue; 2311 } 2312 boolean install = enableApps.contains(pName); 2313 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2314 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2315 + " for system user"); 2316 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2317 } 2318 } 2319 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2320 } 2321 } 2322 2323 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2324 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2325 Context.DISPLAY_SERVICE); 2326 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2327 } 2328 2329 /** 2330 * Requests that files preopted on a secondary system partition be copied to the data partition 2331 * if possible. Note that the actual copying of the files is accomplished by init for security 2332 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2333 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2334 */ 2335 private static void requestCopyPreoptedFiles() { 2336 final int WAIT_TIME_MS = 100; 2337 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2338 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2339 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2340 // We will wait for up to 100 seconds. 2341 final long timeStart = SystemClock.uptimeMillis(); 2342 final long timeEnd = timeStart + 100 * 1000; 2343 long timeNow = timeStart; 2344 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2345 try { 2346 Thread.sleep(WAIT_TIME_MS); 2347 } catch (InterruptedException e) { 2348 // Do nothing 2349 } 2350 timeNow = SystemClock.uptimeMillis(); 2351 if (timeNow > timeEnd) { 2352 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2353 Slog.wtf(TAG, "cppreopt did not finish!"); 2354 break; 2355 } 2356 } 2357 2358 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2359 } 2360 } 2361 2362 public PackageManagerService(Context context, Installer installer, 2363 boolean factoryTest, boolean onlyCore) { 2364 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2365 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2366 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2367 SystemClock.uptimeMillis()); 2368 2369 if (mSdkVersion <= 0) { 2370 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2371 } 2372 2373 mContext = context; 2374 2375 mFactoryTest = factoryTest; 2376 mOnlyCore = onlyCore; 2377 mMetrics = new DisplayMetrics(); 2378 mInstaller = installer; 2379 2380 // Create sub-components that provide services / data. Order here is important. 2381 synchronized (mInstallLock) { 2382 synchronized (mPackages) { 2383 // Expose private service for system components to use. 2384 LocalServices.addService( 2385 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2386 sUserManager = new UserManagerService(context, this, 2387 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2388 mPermissionManager = PermissionManagerService.create(context, 2389 new DefaultPermissionGrantedCallback() { 2390 @Override 2391 public void onDefaultRuntimePermissionsGranted(int userId) { 2392 synchronized(mPackages) { 2393 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2394 } 2395 } 2396 }, mPackages /*externalLock*/); 2397 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2398 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2399 } 2400 } 2401 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2402 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2403 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2404 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2405 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2406 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2407 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2408 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2409 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2410 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2411 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2412 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2413 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2414 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2415 2416 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2417 if (separateProcesses != null && separateProcesses.length() > 0) { 2418 if ("*".equals(separateProcesses)) { 2419 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2420 mSeparateProcesses = null; 2421 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2422 } else { 2423 mDefParseFlags = 0; 2424 mSeparateProcesses = separateProcesses.split(","); 2425 Slog.w(TAG, "Running with debug.separate_processes: " 2426 + separateProcesses); 2427 } 2428 } else { 2429 mDefParseFlags = 0; 2430 mSeparateProcesses = null; 2431 } 2432 2433 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2434 "*dexopt*"); 2435 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2436 installer, mInstallLock); 2437 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2438 dexManagerListener); 2439 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2440 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2441 2442 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2443 FgThread.get().getLooper()); 2444 2445 getDefaultDisplayMetrics(context, mMetrics); 2446 2447 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2448 SystemConfig systemConfig = SystemConfig.getInstance(); 2449 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2450 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2451 2452 mProtectedPackages = new ProtectedPackages(mContext); 2453 2454 synchronized (mInstallLock) { 2455 // writer 2456 synchronized (mPackages) { 2457 mHandlerThread = new ServiceThread(TAG, 2458 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2459 mHandlerThread.start(); 2460 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2461 mProcessLoggingHandler = new ProcessLoggingHandler(); 2462 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2463 mInstantAppRegistry = new InstantAppRegistry(this); 2464 2465 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2466 final int builtInLibCount = libConfig.size(); 2467 for (int i = 0; i < builtInLibCount; i++) { 2468 String name = libConfig.keyAt(i); 2469 String path = libConfig.valueAt(i); 2470 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2471 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2472 } 2473 2474 SELinuxMMAC.readInstallPolicy(); 2475 2476 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2477 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2478 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2479 2480 // Clean up orphaned packages for which the code path doesn't exist 2481 // and they are an update to a system app - caused by bug/32321269 2482 final int packageSettingCount = mSettings.mPackages.size(); 2483 for (int i = packageSettingCount - 1; i >= 0; i--) { 2484 PackageSetting ps = mSettings.mPackages.valueAt(i); 2485 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2486 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2487 mSettings.mPackages.removeAt(i); 2488 mSettings.enableSystemPackageLPw(ps.name); 2489 } 2490 } 2491 2492 if (mFirstBoot) { 2493 requestCopyPreoptedFiles(); 2494 } 2495 2496 String customResolverActivity = Resources.getSystem().getString( 2497 R.string.config_customResolverActivity); 2498 if (TextUtils.isEmpty(customResolverActivity)) { 2499 customResolverActivity = null; 2500 } else { 2501 mCustomResolverComponentName = ComponentName.unflattenFromString( 2502 customResolverActivity); 2503 } 2504 2505 long startTime = SystemClock.uptimeMillis(); 2506 2507 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2508 startTime); 2509 2510 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2511 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2512 2513 if (bootClassPath == null) { 2514 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2515 } 2516 2517 if (systemServerClassPath == null) { 2518 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2519 } 2520 2521 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2522 2523 final VersionInfo ver = mSettings.getInternalVersion(); 2524 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2525 if (mIsUpgrade) { 2526 logCriticalInfo(Log.INFO, 2527 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2528 } 2529 2530 // when upgrading from pre-M, promote system app permissions from install to runtime 2531 mPromoteSystemApps = 2532 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2533 2534 // When upgrading from pre-N, we need to handle package extraction like first boot, 2535 // as there is no profiling data available. 2536 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2537 2538 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2539 2540 // save off the names of pre-existing system packages prior to scanning; we don't 2541 // want to automatically grant runtime permissions for new system apps 2542 if (mPromoteSystemApps) { 2543 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2544 while (pkgSettingIter.hasNext()) { 2545 PackageSetting ps = pkgSettingIter.next(); 2546 if (isSystemApp(ps)) { 2547 mExistingSystemPackages.add(ps.name); 2548 } 2549 } 2550 } 2551 2552 mCacheDir = preparePackageParserCache(mIsUpgrade); 2553 2554 // Set flag to monitor and not change apk file paths when 2555 // scanning install directories. 2556 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2557 2558 if (mIsUpgrade || mFirstBoot) { 2559 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2560 } 2561 2562 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2563 // For security and version matching reason, only consider 2564 // overlay packages if they reside in the right directory. 2565 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2566 mDefParseFlags 2567 | PackageParser.PARSE_IS_SYSTEM_DIR, 2568 scanFlags 2569 | SCAN_AS_SYSTEM 2570 | SCAN_AS_VENDOR, 2571 0); 2572 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2573 mDefParseFlags 2574 | PackageParser.PARSE_IS_SYSTEM_DIR, 2575 scanFlags 2576 | SCAN_AS_SYSTEM 2577 | SCAN_AS_PRODUCT, 2578 0); 2579 2580 mParallelPackageParserCallback.findStaticOverlayPackages(); 2581 2582 // Find base frameworks (resource packages without code). 2583 scanDirTracedLI(frameworkDir, 2584 mDefParseFlags 2585 | PackageParser.PARSE_IS_SYSTEM_DIR, 2586 scanFlags 2587 | SCAN_NO_DEX 2588 | SCAN_AS_SYSTEM 2589 | SCAN_AS_PRIVILEGED, 2590 0); 2591 2592 // Collected privileged system packages. 2593 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2594 scanDirTracedLI(privilegedAppDir, 2595 mDefParseFlags 2596 | PackageParser.PARSE_IS_SYSTEM_DIR, 2597 scanFlags 2598 | SCAN_AS_SYSTEM 2599 | SCAN_AS_PRIVILEGED, 2600 0); 2601 2602 // Collect ordinary system packages. 2603 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2604 scanDirTracedLI(systemAppDir, 2605 mDefParseFlags 2606 | PackageParser.PARSE_IS_SYSTEM_DIR, 2607 scanFlags 2608 | SCAN_AS_SYSTEM, 2609 0); 2610 2611 // Collected privileged vendor packages. 2612 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2613 try { 2614 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2615 } catch (IOException e) { 2616 // failed to look up canonical path, continue with original one 2617 } 2618 scanDirTracedLI(privilegedVendorAppDir, 2619 mDefParseFlags 2620 | PackageParser.PARSE_IS_SYSTEM_DIR, 2621 scanFlags 2622 | SCAN_AS_SYSTEM 2623 | SCAN_AS_VENDOR 2624 | SCAN_AS_PRIVILEGED, 2625 0); 2626 2627 // Collect ordinary vendor packages. 2628 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2629 try { 2630 vendorAppDir = vendorAppDir.getCanonicalFile(); 2631 } catch (IOException e) { 2632 // failed to look up canonical path, continue with original one 2633 } 2634 scanDirTracedLI(vendorAppDir, 2635 mDefParseFlags 2636 | PackageParser.PARSE_IS_SYSTEM_DIR, 2637 scanFlags 2638 | SCAN_AS_SYSTEM 2639 | SCAN_AS_VENDOR, 2640 0); 2641 2642 // Collect all OEM packages. 2643 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2644 scanDirTracedLI(oemAppDir, 2645 mDefParseFlags 2646 | PackageParser.PARSE_IS_SYSTEM_DIR, 2647 scanFlags 2648 | SCAN_AS_SYSTEM 2649 | SCAN_AS_OEM, 2650 0); 2651 2652 // Collected privileged product packages. 2653 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2654 try { 2655 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2656 } catch (IOException e) { 2657 // failed to look up canonical path, continue with original one 2658 } 2659 scanDirTracedLI(privilegedProductAppDir, 2660 mDefParseFlags 2661 | PackageParser.PARSE_IS_SYSTEM_DIR, 2662 scanFlags 2663 | SCAN_AS_SYSTEM 2664 | SCAN_AS_PRODUCT 2665 | SCAN_AS_PRIVILEGED, 2666 0); 2667 2668 // Collect ordinary product packages. 2669 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2670 try { 2671 productAppDir = productAppDir.getCanonicalFile(); 2672 } catch (IOException e) { 2673 // failed to look up canonical path, continue with original one 2674 } 2675 scanDirTracedLI(productAppDir, 2676 mDefParseFlags 2677 | PackageParser.PARSE_IS_SYSTEM_DIR, 2678 scanFlags 2679 | SCAN_AS_SYSTEM 2680 | SCAN_AS_PRODUCT, 2681 0); 2682 2683 // Prune any system packages that no longer exist. 2684 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2685 // Stub packages must either be replaced with full versions in the /data 2686 // partition or be disabled. 2687 final List<String> stubSystemApps = new ArrayList<>(); 2688 if (!mOnlyCore) { 2689 // do this first before mucking with mPackages for the "expecting better" case 2690 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2691 while (pkgIterator.hasNext()) { 2692 final PackageParser.Package pkg = pkgIterator.next(); 2693 if (pkg.isStub) { 2694 stubSystemApps.add(pkg.packageName); 2695 } 2696 } 2697 2698 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2699 while (psit.hasNext()) { 2700 PackageSetting ps = psit.next(); 2701 2702 /* 2703 * If this is not a system app, it can't be a 2704 * disable system app. 2705 */ 2706 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2707 continue; 2708 } 2709 2710 /* 2711 * If the package is scanned, it's not erased. 2712 */ 2713 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2714 if (scannedPkg != null) { 2715 /* 2716 * If the system app is both scanned and in the 2717 * disabled packages list, then it must have been 2718 * added via OTA. Remove it from the currently 2719 * scanned package so the previously user-installed 2720 * application can be scanned. 2721 */ 2722 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2723 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2724 + ps.name + "; removing system app. Last known codePath=" 2725 + ps.codePathString + ", installStatus=" + ps.installStatus 2726 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2727 + scannedPkg.getLongVersionCode()); 2728 removePackageLI(scannedPkg, true); 2729 mExpectingBetter.put(ps.name, ps.codePath); 2730 } 2731 2732 continue; 2733 } 2734 2735 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2736 psit.remove(); 2737 logCriticalInfo(Log.WARN, "System package " + ps.name 2738 + " no longer exists; it's data will be wiped"); 2739 // Actual deletion of code and data will be handled by later 2740 // reconciliation step 2741 } else { 2742 // we still have a disabled system package, but, it still might have 2743 // been removed. check the code path still exists and check there's 2744 // still a package. the latter can happen if an OTA keeps the same 2745 // code path, but, changes the package name. 2746 final PackageSetting disabledPs = 2747 mSettings.getDisabledSystemPkgLPr(ps.name); 2748 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2749 || disabledPs.pkg == null) { 2750 possiblyDeletedUpdatedSystemApps.add(ps.name); 2751 } 2752 } 2753 } 2754 } 2755 2756 //look for any incomplete package installations 2757 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2758 for (int i = 0; i < deletePkgsList.size(); i++) { 2759 // Actual deletion of code and data will be handled by later 2760 // reconciliation step 2761 final String packageName = deletePkgsList.get(i).name; 2762 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2763 synchronized (mPackages) { 2764 mSettings.removePackageLPw(packageName); 2765 } 2766 } 2767 2768 //delete tmp files 2769 deleteTempPackageFiles(); 2770 2771 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2772 2773 // Remove any shared userIDs that have no associated packages 2774 mSettings.pruneSharedUsersLPw(); 2775 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2776 final int systemPackagesCount = mPackages.size(); 2777 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2778 + " ms, packageCount: " + systemPackagesCount 2779 + " , timePerPackage: " 2780 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2781 + " , cached: " + cachedSystemApps); 2782 if (mIsUpgrade && systemPackagesCount > 0) { 2783 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2784 ((int) systemScanTime) / systemPackagesCount); 2785 } 2786 if (!mOnlyCore) { 2787 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2788 SystemClock.uptimeMillis()); 2789 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2790 2791 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2792 | PackageParser.PARSE_FORWARD_LOCK, 2793 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2794 2795 // Remove disable package settings for updated system apps that were 2796 // removed via an OTA. If the update is no longer present, remove the 2797 // app completely. Otherwise, revoke their system privileges. 2798 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2799 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2800 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2801 final String msg; 2802 if (deletedPkg == null) { 2803 // should have found an update, but, we didn't; remove everything 2804 msg = "Updated system package " + deletedAppName 2805 + " no longer exists; removing its data"; 2806 // Actual deletion of code and data will be handled by later 2807 // reconciliation step 2808 } else { 2809 // found an update; revoke system privileges 2810 msg = "Updated system package + " + deletedAppName 2811 + " no longer exists; revoking system privileges"; 2812 2813 // Don't do anything if a stub is removed from the system image. If 2814 // we were to remove the uncompressed version from the /data partition, 2815 // this is where it'd be done. 2816 2817 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2818 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2819 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2820 } 2821 logCriticalInfo(Log.WARN, msg); 2822 } 2823 2824 /* 2825 * Make sure all system apps that we expected to appear on 2826 * the userdata partition actually showed up. If they never 2827 * appeared, crawl back and revive the system version. 2828 */ 2829 for (int i = 0; i < mExpectingBetter.size(); i++) { 2830 final String packageName = mExpectingBetter.keyAt(i); 2831 if (!mPackages.containsKey(packageName)) { 2832 final File scanFile = mExpectingBetter.valueAt(i); 2833 2834 logCriticalInfo(Log.WARN, "Expected better " + packageName 2835 + " but never showed up; reverting to system"); 2836 2837 final @ParseFlags int reparseFlags; 2838 final @ScanFlags int rescanFlags; 2839 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2840 reparseFlags = 2841 mDefParseFlags | 2842 PackageParser.PARSE_IS_SYSTEM_DIR; 2843 rescanFlags = 2844 scanFlags 2845 | SCAN_AS_SYSTEM 2846 | SCAN_AS_PRIVILEGED; 2847 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2848 reparseFlags = 2849 mDefParseFlags | 2850 PackageParser.PARSE_IS_SYSTEM_DIR; 2851 rescanFlags = 2852 scanFlags 2853 | SCAN_AS_SYSTEM; 2854 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile)) { 2855 reparseFlags = 2856 mDefParseFlags | 2857 PackageParser.PARSE_IS_SYSTEM_DIR; 2858 rescanFlags = 2859 scanFlags 2860 | SCAN_AS_SYSTEM 2861 | SCAN_AS_VENDOR 2862 | SCAN_AS_PRIVILEGED; 2863 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2864 reparseFlags = 2865 mDefParseFlags | 2866 PackageParser.PARSE_IS_SYSTEM_DIR; 2867 rescanFlags = 2868 scanFlags 2869 | SCAN_AS_SYSTEM 2870 | SCAN_AS_VENDOR; 2871 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2872 reparseFlags = 2873 mDefParseFlags | 2874 PackageParser.PARSE_IS_SYSTEM_DIR; 2875 rescanFlags = 2876 scanFlags 2877 | SCAN_AS_SYSTEM 2878 | SCAN_AS_OEM; 2879 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2880 reparseFlags = 2881 mDefParseFlags | 2882 PackageParser.PARSE_IS_SYSTEM_DIR; 2883 rescanFlags = 2884 scanFlags 2885 | SCAN_AS_SYSTEM 2886 | SCAN_AS_PRODUCT 2887 | SCAN_AS_PRIVILEGED; 2888 } else if (FileUtils.contains(productAppDir, scanFile)) { 2889 reparseFlags = 2890 mDefParseFlags | 2891 PackageParser.PARSE_IS_SYSTEM_DIR; 2892 rescanFlags = 2893 scanFlags 2894 | SCAN_AS_SYSTEM 2895 | SCAN_AS_PRODUCT; 2896 } else { 2897 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2898 continue; 2899 } 2900 2901 mSettings.enableSystemPackageLPw(packageName); 2902 2903 try { 2904 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2905 } catch (PackageManagerException e) { 2906 Slog.e(TAG, "Failed to parse original system package: " 2907 + e.getMessage()); 2908 } 2909 } 2910 } 2911 2912 // Uncompress and install any stubbed system applications. 2913 // This must be done last to ensure all stubs are replaced or disabled. 2914 decompressSystemApplications(stubSystemApps, scanFlags); 2915 2916 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2917 - cachedSystemApps; 2918 2919 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2920 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2921 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2922 + " ms, packageCount: " + dataPackagesCount 2923 + " , timePerPackage: " 2924 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2925 + " , cached: " + cachedNonSystemApps); 2926 if (mIsUpgrade && dataPackagesCount > 0) { 2927 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2928 ((int) dataScanTime) / dataPackagesCount); 2929 } 2930 } 2931 mExpectingBetter.clear(); 2932 2933 // Resolve the storage manager. 2934 mStorageManagerPackage = getStorageManagerPackageName(); 2935 2936 // Resolve protected action filters. Only the setup wizard is allowed to 2937 // have a high priority filter for these actions. 2938 mSetupWizardPackage = getSetupWizardPackageName(); 2939 if (mProtectedFilters.size() > 0) { 2940 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2941 Slog.i(TAG, "No setup wizard;" 2942 + " All protected intents capped to priority 0"); 2943 } 2944 for (ActivityIntentInfo filter : mProtectedFilters) { 2945 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2946 if (DEBUG_FILTERS) { 2947 Slog.i(TAG, "Found setup wizard;" 2948 + " allow priority " + filter.getPriority() + ";" 2949 + " package: " + filter.activity.info.packageName 2950 + " activity: " + filter.activity.className 2951 + " priority: " + filter.getPriority()); 2952 } 2953 // skip setup wizard; allow it to keep the high priority filter 2954 continue; 2955 } 2956 if (DEBUG_FILTERS) { 2957 Slog.i(TAG, "Protected action; cap priority to 0;" 2958 + " package: " + filter.activity.info.packageName 2959 + " activity: " + filter.activity.className 2960 + " origPrio: " + filter.getPriority()); 2961 } 2962 filter.setPriority(0); 2963 } 2964 } 2965 mDeferProtectedFilters = false; 2966 mProtectedFilters.clear(); 2967 2968 // Now that we know all of the shared libraries, update all clients to have 2969 // the correct library paths. 2970 updateAllSharedLibrariesLPw(null); 2971 2972 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2973 // NOTE: We ignore potential failures here during a system scan (like 2974 // the rest of the commands above) because there's precious little we 2975 // can do about it. A settings error is reported, though. 2976 final List<String> changedAbiCodePath = 2977 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2978 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 2979 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 2980 final String codePathString = changedAbiCodePath.get(i); 2981 try { 2982 mInstaller.rmdex(codePathString, 2983 getDexCodeInstructionSet(getPreferredInstructionSet())); 2984 } catch (InstallerException ignored) { 2985 } 2986 } 2987 } 2988 } 2989 2990 // Now that we know all the packages we are keeping, 2991 // read and update their last usage times. 2992 mPackageUsage.read(mPackages); 2993 mCompilerStats.read(); 2994 2995 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2996 SystemClock.uptimeMillis()); 2997 Slog.i(TAG, "Time to scan packages: " 2998 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2999 + " seconds"); 3000 3001 // If the platform SDK has changed since the last time we booted, 3002 // we need to re-grant app permission to catch any new ones that 3003 // appear. This is really a hack, and means that apps can in some 3004 // cases get permissions that the user didn't initially explicitly 3005 // allow... it would be nice to have some better way to handle 3006 // this situation. 3007 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 3008 if (sdkUpdated) { 3009 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 3010 + mSdkVersion + "; regranting permissions for internal storage"); 3011 } 3012 mPermissionManager.updateAllPermissions( 3013 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3014 mPermissionCallback); 3015 ver.sdkVersion = mSdkVersion; 3016 3017 // If this is the first boot or an update from pre-M, and it is a normal 3018 // boot, then we need to initialize the default preferred apps across 3019 // all defined users. 3020 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3021 for (UserInfo user : sUserManager.getUsers(true)) { 3022 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3023 applyFactoryDefaultBrowserLPw(user.id); 3024 primeDomainVerificationsLPw(user.id); 3025 } 3026 } 3027 3028 // Prepare storage for system user really early during boot, 3029 // since core system apps like SettingsProvider and SystemUI 3030 // can't wait for user to start 3031 final int storageFlags; 3032 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3033 storageFlags = StorageManager.FLAG_STORAGE_DE; 3034 } else { 3035 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3036 } 3037 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3038 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3039 true /* onlyCoreApps */); 3040 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3041 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3042 Trace.TRACE_TAG_PACKAGE_MANAGER); 3043 traceLog.traceBegin("AppDataFixup"); 3044 try { 3045 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3046 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3047 } catch (InstallerException e) { 3048 Slog.w(TAG, "Trouble fixing GIDs", e); 3049 } 3050 traceLog.traceEnd(); 3051 3052 traceLog.traceBegin("AppDataPrepare"); 3053 if (deferPackages == null || deferPackages.isEmpty()) { 3054 return; 3055 } 3056 int count = 0; 3057 for (String pkgName : deferPackages) { 3058 PackageParser.Package pkg = null; 3059 synchronized (mPackages) { 3060 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3061 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3062 pkg = ps.pkg; 3063 } 3064 } 3065 if (pkg != null) { 3066 synchronized (mInstallLock) { 3067 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3068 true /* maybeMigrateAppData */); 3069 } 3070 count++; 3071 } 3072 } 3073 traceLog.traceEnd(); 3074 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3075 }, "prepareAppData"); 3076 3077 // If this is first boot after an OTA, and a normal boot, then 3078 // we need to clear code cache directories. 3079 // Note that we do *not* clear the application profiles. These remain valid 3080 // across OTAs and are used to drive profile verification (post OTA) and 3081 // profile compilation (without waiting to collect a fresh set of profiles). 3082 if (mIsUpgrade && !onlyCore) { 3083 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3084 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3085 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3086 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3087 // No apps are running this early, so no need to freeze 3088 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3089 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3090 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3091 } 3092 } 3093 ver.fingerprint = Build.FINGERPRINT; 3094 } 3095 3096 checkDefaultBrowser(); 3097 3098 // clear only after permissions and other defaults have been updated 3099 mExistingSystemPackages.clear(); 3100 mPromoteSystemApps = false; 3101 3102 // All the changes are done during package scanning. 3103 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3104 3105 // can downgrade to reader 3106 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3107 mSettings.writeLPr(); 3108 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3109 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3110 SystemClock.uptimeMillis()); 3111 3112 if (!mOnlyCore) { 3113 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3114 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3115 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3116 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3117 if (mIntentFilterVerifierComponent != null) { 3118 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3119 mIntentFilterVerifierComponent); 3120 } else { 3121 mIntentFilterVerifier = null; 3122 } 3123 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3124 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3125 SharedLibraryInfo.VERSION_UNDEFINED); 3126 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3127 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3128 SharedLibraryInfo.VERSION_UNDEFINED); 3129 } else { 3130 mRequiredVerifierPackage = null; 3131 mRequiredInstallerPackage = null; 3132 mRequiredUninstallerPackage = null; 3133 mIntentFilterVerifierComponent = null; 3134 mIntentFilterVerifier = null; 3135 mServicesSystemSharedLibraryPackageName = null; 3136 mSharedSystemSharedLibraryPackageName = null; 3137 } 3138 3139 mInstallerService = new PackageInstallerService(context, this); 3140 final Pair<ComponentName, String> instantAppResolverComponent = 3141 getInstantAppResolverLPr(); 3142 if (instantAppResolverComponent != null) { 3143 if (DEBUG_INSTANT) { 3144 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3145 } 3146 mInstantAppResolverConnection = new InstantAppResolverConnection( 3147 mContext, instantAppResolverComponent.first, 3148 instantAppResolverComponent.second); 3149 mInstantAppResolverSettingsComponent = 3150 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3151 } else { 3152 mInstantAppResolverConnection = null; 3153 mInstantAppResolverSettingsComponent = null; 3154 } 3155 updateInstantAppInstallerLocked(null); 3156 3157 // Read and update the usage of dex files. 3158 // Do this at the end of PM init so that all the packages have their 3159 // data directory reconciled. 3160 // At this point we know the code paths of the packages, so we can validate 3161 // the disk file and build the internal cache. 3162 // The usage file is expected to be small so loading and verifying it 3163 // should take a fairly small time compare to the other activities (e.g. package 3164 // scanning). 3165 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3166 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3167 for (int userId : currentUserIds) { 3168 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3169 } 3170 mDexManager.load(userPackages); 3171 if (mIsUpgrade) { 3172 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3173 (int) (SystemClock.uptimeMillis() - startTime)); 3174 } 3175 } // synchronized (mPackages) 3176 } // synchronized (mInstallLock) 3177 3178 // Now after opening every single application zip, make sure they 3179 // are all flushed. Not really needed, but keeps things nice and 3180 // tidy. 3181 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3182 Runtime.getRuntime().gc(); 3183 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3184 3185 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3186 FallbackCategoryProvider.loadFallbacks(); 3187 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3188 3189 // The initial scanning above does many calls into installd while 3190 // holding the mPackages lock, but we're mostly interested in yelling 3191 // once we have a booted system. 3192 mInstaller.setWarnIfHeld(mPackages); 3193 3194 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3195 } 3196 3197 /** 3198 * Uncompress and install stub applications. 3199 * <p>In order to save space on the system partition, some applications are shipped in a 3200 * compressed form. In addition the compressed bits for the full application, the 3201 * system image contains a tiny stub comprised of only the Android manifest. 3202 * <p>During the first boot, attempt to uncompress and install the full application. If 3203 * the application can't be installed for any reason, disable the stub and prevent 3204 * uncompressing the full application during future boots. 3205 * <p>In order to forcefully attempt an installation of a full application, go to app 3206 * settings and enable the application. 3207 */ 3208 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3209 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3210 final String pkgName = stubSystemApps.get(i); 3211 // skip if the system package is already disabled 3212 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3213 stubSystemApps.remove(i); 3214 continue; 3215 } 3216 // skip if the package isn't installed (?!); this should never happen 3217 final PackageParser.Package pkg = mPackages.get(pkgName); 3218 if (pkg == null) { 3219 stubSystemApps.remove(i); 3220 continue; 3221 } 3222 // skip if the package has been disabled by the user 3223 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3224 if (ps != null) { 3225 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3226 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3227 stubSystemApps.remove(i); 3228 continue; 3229 } 3230 } 3231 3232 if (DEBUG_COMPRESSION) { 3233 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3234 } 3235 3236 // uncompress the binary to its eventual destination on /data 3237 final File scanFile = decompressPackage(pkg); 3238 if (scanFile == null) { 3239 continue; 3240 } 3241 3242 // install the package to replace the stub on /system 3243 try { 3244 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3245 removePackageLI(pkg, true /*chatty*/); 3246 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3247 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3248 UserHandle.USER_SYSTEM, "android"); 3249 stubSystemApps.remove(i); 3250 continue; 3251 } catch (PackageManagerException e) { 3252 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3253 } 3254 3255 // any failed attempt to install the package will be cleaned up later 3256 } 3257 3258 // disable any stub still left; these failed to install the full application 3259 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3260 final String pkgName = stubSystemApps.get(i); 3261 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3262 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3263 UserHandle.USER_SYSTEM, "android"); 3264 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3265 } 3266 } 3267 3268 /** 3269 * Decompresses the given package on the system image onto 3270 * the /data partition. 3271 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3272 */ 3273 private File decompressPackage(PackageParser.Package pkg) { 3274 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3275 if (compressedFiles == null || compressedFiles.length == 0) { 3276 if (DEBUG_COMPRESSION) { 3277 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3278 } 3279 return null; 3280 } 3281 final File dstCodePath = 3282 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3283 int ret = PackageManager.INSTALL_SUCCEEDED; 3284 try { 3285 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3286 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3287 for (File srcFile : compressedFiles) { 3288 final String srcFileName = srcFile.getName(); 3289 final String dstFileName = srcFileName.substring( 3290 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3291 final File dstFile = new File(dstCodePath, dstFileName); 3292 ret = decompressFile(srcFile, dstFile); 3293 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3294 logCriticalInfo(Log.ERROR, "Failed to decompress" 3295 + "; pkg: " + pkg.packageName 3296 + ", file: " + dstFileName); 3297 break; 3298 } 3299 } 3300 } catch (ErrnoException e) { 3301 logCriticalInfo(Log.ERROR, "Failed to decompress" 3302 + "; pkg: " + pkg.packageName 3303 + ", err: " + e.errno); 3304 } 3305 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3306 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3307 NativeLibraryHelper.Handle handle = null; 3308 try { 3309 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3310 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3311 null /*abiOverride*/); 3312 } catch (IOException e) { 3313 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3314 + "; pkg: " + pkg.packageName); 3315 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3316 } finally { 3317 IoUtils.closeQuietly(handle); 3318 } 3319 } 3320 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3321 if (dstCodePath == null || !dstCodePath.exists()) { 3322 return null; 3323 } 3324 removeCodePathLI(dstCodePath); 3325 return null; 3326 } 3327 3328 return dstCodePath; 3329 } 3330 3331 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3332 // we're only interested in updating the installer appliction when 1) it's not 3333 // already set or 2) the modified package is the installer 3334 if (mInstantAppInstallerActivity != null 3335 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3336 .equals(modifiedPackage)) { 3337 return; 3338 } 3339 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3340 } 3341 3342 private static File preparePackageParserCache(boolean isUpgrade) { 3343 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3344 return null; 3345 } 3346 3347 // Disable package parsing on eng builds to allow for faster incremental development. 3348 if (Build.IS_ENG) { 3349 return null; 3350 } 3351 3352 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3353 Slog.i(TAG, "Disabling package parser cache due to system property."); 3354 return null; 3355 } 3356 3357 // The base directory for the package parser cache lives under /data/system/. 3358 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3359 "package_cache"); 3360 if (cacheBaseDir == null) { 3361 return null; 3362 } 3363 3364 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3365 // This also serves to "GC" unused entries when the package cache version changes (which 3366 // can only happen during upgrades). 3367 if (isUpgrade) { 3368 FileUtils.deleteContents(cacheBaseDir); 3369 } 3370 3371 3372 // Return the versioned package cache directory. This is something like 3373 // "/data/system/package_cache/1" 3374 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3375 3376 // The following is a workaround to aid development on non-numbered userdebug 3377 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3378 // the system partition is newer. 3379 // 3380 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3381 // that starts with "eng." to signify that this is an engineering build and not 3382 // destined for release. 3383 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3384 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3385 3386 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3387 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3388 // in general and should not be used for production changes. In this specific case, 3389 // we know that they will work. 3390 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3391 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3392 FileUtils.deleteContents(cacheBaseDir); 3393 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3394 } 3395 } 3396 3397 return cacheDir; 3398 } 3399 3400 @Override 3401 public boolean isFirstBoot() { 3402 // allow instant applications 3403 return mFirstBoot; 3404 } 3405 3406 @Override 3407 public boolean isOnlyCoreApps() { 3408 // allow instant applications 3409 return mOnlyCore; 3410 } 3411 3412 @Override 3413 public boolean isUpgrade() { 3414 // allow instant applications 3415 // The system property allows testing ota flow when upgraded to the same image. 3416 return mIsUpgrade || SystemProperties.getBoolean( 3417 "persist.pm.mock-upgrade", false /* default */); 3418 } 3419 3420 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3421 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3422 3423 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3424 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3425 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3426 if (matches.size() == 1) { 3427 return matches.get(0).getComponentInfo().packageName; 3428 } else if (matches.size() == 0) { 3429 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3430 return null; 3431 } 3432 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3433 } 3434 3435 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3436 synchronized (mPackages) { 3437 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3438 if (libraryEntry == null) { 3439 throw new IllegalStateException("Missing required shared library:" + name); 3440 } 3441 return libraryEntry.apk; 3442 } 3443 } 3444 3445 private @NonNull String getRequiredInstallerLPr() { 3446 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3447 intent.addCategory(Intent.CATEGORY_DEFAULT); 3448 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3449 3450 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3451 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3452 UserHandle.USER_SYSTEM); 3453 if (matches.size() == 1) { 3454 ResolveInfo resolveInfo = matches.get(0); 3455 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3456 throw new RuntimeException("The installer must be a privileged app"); 3457 } 3458 return matches.get(0).getComponentInfo().packageName; 3459 } else { 3460 throw new RuntimeException("There must be exactly one installer; found " + matches); 3461 } 3462 } 3463 3464 private @NonNull String getRequiredUninstallerLPr() { 3465 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3466 intent.addCategory(Intent.CATEGORY_DEFAULT); 3467 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3468 3469 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3470 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3471 UserHandle.USER_SYSTEM); 3472 if (resolveInfo == null || 3473 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3474 throw new RuntimeException("There must be exactly one uninstaller; found " 3475 + resolveInfo); 3476 } 3477 return resolveInfo.getComponentInfo().packageName; 3478 } 3479 3480 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3481 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3482 3483 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3484 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3485 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3486 ResolveInfo best = null; 3487 final int N = matches.size(); 3488 for (int i = 0; i < N; i++) { 3489 final ResolveInfo cur = matches.get(i); 3490 final String packageName = cur.getComponentInfo().packageName; 3491 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3492 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3493 continue; 3494 } 3495 3496 if (best == null || cur.priority > best.priority) { 3497 best = cur; 3498 } 3499 } 3500 3501 if (best != null) { 3502 return best.getComponentInfo().getComponentName(); 3503 } 3504 Slog.w(TAG, "Intent filter verifier not found"); 3505 return null; 3506 } 3507 3508 @Override 3509 public @Nullable ComponentName getInstantAppResolverComponent() { 3510 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3511 return null; 3512 } 3513 synchronized (mPackages) { 3514 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3515 if (instantAppResolver == null) { 3516 return null; 3517 } 3518 return instantAppResolver.first; 3519 } 3520 } 3521 3522 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3523 final String[] packageArray = 3524 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3525 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3526 if (DEBUG_INSTANT) { 3527 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3528 } 3529 return null; 3530 } 3531 3532 final int callingUid = Binder.getCallingUid(); 3533 final int resolveFlags = 3534 MATCH_DIRECT_BOOT_AWARE 3535 | MATCH_DIRECT_BOOT_UNAWARE 3536 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3537 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3538 final Intent resolverIntent = new Intent(actionName); 3539 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3540 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3541 final int N = resolvers.size(); 3542 if (N == 0) { 3543 if (DEBUG_INSTANT) { 3544 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3545 } 3546 return null; 3547 } 3548 3549 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3550 for (int i = 0; i < N; i++) { 3551 final ResolveInfo info = resolvers.get(i); 3552 3553 if (info.serviceInfo == null) { 3554 continue; 3555 } 3556 3557 final String packageName = info.serviceInfo.packageName; 3558 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3559 if (DEBUG_INSTANT) { 3560 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3561 + " pkg: " + packageName + ", info:" + info); 3562 } 3563 continue; 3564 } 3565 3566 if (DEBUG_INSTANT) { 3567 Slog.v(TAG, "Ephemeral resolver found;" 3568 + " pkg: " + packageName + ", info:" + info); 3569 } 3570 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3571 } 3572 if (DEBUG_INSTANT) { 3573 Slog.v(TAG, "Ephemeral resolver NOT found"); 3574 } 3575 return null; 3576 } 3577 3578 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3579 String[] orderedActions = Build.IS_ENG 3580 ? new String[]{ 3581 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3582 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE} 3583 : new String[]{ 3584 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE}; 3585 3586 final int resolveFlags = 3587 MATCH_DIRECT_BOOT_AWARE 3588 | MATCH_DIRECT_BOOT_UNAWARE 3589 | Intent.FLAG_IGNORE_EPHEMERAL 3590 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3591 final Intent intent = new Intent(); 3592 intent.addCategory(Intent.CATEGORY_DEFAULT); 3593 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3594 List<ResolveInfo> matches = null; 3595 for (String action : orderedActions) { 3596 intent.setAction(action); 3597 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3598 resolveFlags, UserHandle.USER_SYSTEM); 3599 if (matches.isEmpty()) { 3600 if (DEBUG_INSTANT) { 3601 Slog.d(TAG, "Instant App installer not found with " + action); 3602 } 3603 } else { 3604 break; 3605 } 3606 } 3607 Iterator<ResolveInfo> iter = matches.iterator(); 3608 while (iter.hasNext()) { 3609 final ResolveInfo rInfo = iter.next(); 3610 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3611 if (ps != null) { 3612 final PermissionsState permissionsState = ps.getPermissionsState(); 3613 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3614 || Build.IS_ENG) { 3615 continue; 3616 } 3617 } 3618 iter.remove(); 3619 } 3620 if (matches.size() == 0) { 3621 return null; 3622 } else if (matches.size() == 1) { 3623 return (ActivityInfo) matches.get(0).getComponentInfo(); 3624 } else { 3625 throw new RuntimeException( 3626 "There must be at most one ephemeral installer; found " + matches); 3627 } 3628 } 3629 3630 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3631 @NonNull ComponentName resolver) { 3632 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3633 .addCategory(Intent.CATEGORY_DEFAULT) 3634 .setPackage(resolver.getPackageName()); 3635 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3636 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3637 UserHandle.USER_SYSTEM); 3638 if (matches.isEmpty()) { 3639 return null; 3640 } 3641 return matches.get(0).getComponentInfo().getComponentName(); 3642 } 3643 3644 private void primeDomainVerificationsLPw(int userId) { 3645 if (DEBUG_DOMAIN_VERIFICATION) { 3646 Slog.d(TAG, "Priming domain verifications in user " + userId); 3647 } 3648 3649 SystemConfig systemConfig = SystemConfig.getInstance(); 3650 ArraySet<String> packages = systemConfig.getLinkedApps(); 3651 3652 for (String packageName : packages) { 3653 PackageParser.Package pkg = mPackages.get(packageName); 3654 if (pkg != null) { 3655 if (!pkg.isSystem()) { 3656 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3657 continue; 3658 } 3659 3660 ArraySet<String> domains = null; 3661 for (PackageParser.Activity a : pkg.activities) { 3662 for (ActivityIntentInfo filter : a.intents) { 3663 if (hasValidDomains(filter)) { 3664 if (domains == null) { 3665 domains = new ArraySet<String>(); 3666 } 3667 domains.addAll(filter.getHostsList()); 3668 } 3669 } 3670 } 3671 3672 if (domains != null && domains.size() > 0) { 3673 if (DEBUG_DOMAIN_VERIFICATION) { 3674 Slog.v(TAG, " + " + packageName); 3675 } 3676 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3677 // state w.r.t. the formal app-linkage "no verification attempted" state; 3678 // and then 'always' in the per-user state actually used for intent resolution. 3679 final IntentFilterVerificationInfo ivi; 3680 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3681 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3682 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3683 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3684 } else { 3685 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3686 + "' does not handle web links"); 3687 } 3688 } else { 3689 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3690 } 3691 } 3692 3693 scheduleWritePackageRestrictionsLocked(userId); 3694 scheduleWriteSettingsLocked(); 3695 } 3696 3697 private void applyFactoryDefaultBrowserLPw(int userId) { 3698 // The default browser app's package name is stored in a string resource, 3699 // with a product-specific overlay used for vendor customization. 3700 String browserPkg = mContext.getResources().getString( 3701 com.android.internal.R.string.default_browser); 3702 if (!TextUtils.isEmpty(browserPkg)) { 3703 // non-empty string => required to be a known package 3704 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3705 if (ps == null) { 3706 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3707 browserPkg = null; 3708 } else { 3709 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3710 } 3711 } 3712 3713 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3714 // default. If there's more than one, just leave everything alone. 3715 if (browserPkg == null) { 3716 calculateDefaultBrowserLPw(userId); 3717 } 3718 } 3719 3720 private void calculateDefaultBrowserLPw(int userId) { 3721 List<String> allBrowsers = resolveAllBrowserApps(userId); 3722 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3723 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3724 } 3725 3726 private List<String> resolveAllBrowserApps(int userId) { 3727 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3728 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3729 PackageManager.MATCH_ALL, userId); 3730 3731 final int count = list.size(); 3732 List<String> result = new ArrayList<String>(count); 3733 for (int i=0; i<count; i++) { 3734 ResolveInfo info = list.get(i); 3735 if (info.activityInfo == null 3736 || !info.handleAllWebDataURI 3737 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3738 || result.contains(info.activityInfo.packageName)) { 3739 continue; 3740 } 3741 result.add(info.activityInfo.packageName); 3742 } 3743 3744 return result; 3745 } 3746 3747 private boolean packageIsBrowser(String packageName, int userId) { 3748 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3749 PackageManager.MATCH_ALL, userId); 3750 final int N = list.size(); 3751 for (int i = 0; i < N; i++) { 3752 ResolveInfo info = list.get(i); 3753 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3754 return true; 3755 } 3756 } 3757 return false; 3758 } 3759 3760 private void checkDefaultBrowser() { 3761 final int myUserId = UserHandle.myUserId(); 3762 final String packageName = getDefaultBrowserPackageName(myUserId); 3763 if (packageName != null) { 3764 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3765 if (info == null) { 3766 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3767 synchronized (mPackages) { 3768 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3769 } 3770 } 3771 } 3772 } 3773 3774 @Override 3775 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3776 throws RemoteException { 3777 try { 3778 return super.onTransact(code, data, reply, flags); 3779 } catch (RuntimeException e) { 3780 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3781 Slog.wtf(TAG, "Package Manager Crash", e); 3782 } 3783 throw e; 3784 } 3785 } 3786 3787 static int[] appendInts(int[] cur, int[] add) { 3788 if (add == null) return cur; 3789 if (cur == null) return add; 3790 final int N = add.length; 3791 for (int i=0; i<N; i++) { 3792 cur = appendInt(cur, add[i]); 3793 } 3794 return cur; 3795 } 3796 3797 /** 3798 * Returns whether or not a full application can see an instant application. 3799 * <p> 3800 * Currently, there are three cases in which this can occur: 3801 * <ol> 3802 * <li>The calling application is a "special" process. Special processes 3803 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3804 * <li>The calling application has the permission 3805 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3806 * <li>The calling application is the default launcher on the 3807 * system partition.</li> 3808 * </ol> 3809 */ 3810 private boolean canViewInstantApps(int callingUid, int userId) { 3811 if (callingUid < Process.FIRST_APPLICATION_UID) { 3812 return true; 3813 } 3814 if (mContext.checkCallingOrSelfPermission( 3815 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3816 return true; 3817 } 3818 if (mContext.checkCallingOrSelfPermission( 3819 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3820 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3821 if (homeComponent != null 3822 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3823 return true; 3824 } 3825 } 3826 return false; 3827 } 3828 3829 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3830 if (!sUserManager.exists(userId)) return null; 3831 if (ps == null) { 3832 return null; 3833 } 3834 final int callingUid = Binder.getCallingUid(); 3835 // Filter out ephemeral app metadata: 3836 // * The system/shell/root can see metadata for any app 3837 // * An installed app can see metadata for 1) other installed apps 3838 // and 2) ephemeral apps that have explicitly interacted with it 3839 // * Ephemeral apps can only see their own data and exposed installed apps 3840 // * Holding a signature permission allows seeing instant apps 3841 if (filterAppAccessLPr(ps, callingUid, userId)) { 3842 return null; 3843 } 3844 3845 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3846 && ps.isSystem()) { 3847 flags |= MATCH_ANY_USER; 3848 } 3849 3850 final PackageUserState state = ps.readUserState(userId); 3851 PackageParser.Package p = ps.pkg; 3852 if (p != null) { 3853 final PermissionsState permissionsState = ps.getPermissionsState(); 3854 3855 // Compute GIDs only if requested 3856 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3857 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3858 // Compute granted permissions only if package has requested permissions 3859 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3860 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3861 3862 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3863 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3864 3865 if (packageInfo == null) { 3866 return null; 3867 } 3868 3869 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3870 resolveExternalPackageNameLPr(p); 3871 3872 return packageInfo; 3873 } else if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 && state.isAvailable(flags)) { 3874 PackageInfo pi = new PackageInfo(); 3875 pi.packageName = ps.name; 3876 pi.setLongVersionCode(ps.versionCode); 3877 pi.sharedUserId = (ps.sharedUser != null) ? ps.sharedUser.name : null; 3878 pi.firstInstallTime = ps.firstInstallTime; 3879 pi.lastUpdateTime = ps.lastUpdateTime; 3880 3881 ApplicationInfo ai = new ApplicationInfo(); 3882 ai.packageName = ps.name; 3883 ai.uid = UserHandle.getUid(userId, ps.appId); 3884 ai.primaryCpuAbi = ps.primaryCpuAbiString; 3885 ai.secondaryCpuAbi = ps.secondaryCpuAbiString; 3886 ai.versionCode = ps.versionCode; 3887 ai.flags = ps.pkgFlags; 3888 ai.privateFlags = ps.pkgPrivateFlags; 3889 pi.applicationInfo = PackageParser.generateApplicationInfo(ai, flags, state, userId); 3890 3891 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "ps.pkg is n/a for [" 3892 + ps.name + "]. Provides a minimum info."); 3893 return pi; 3894 } else { 3895 return null; 3896 } 3897 } 3898 3899 @Override 3900 public void checkPackageStartable(String packageName, int userId) { 3901 final int callingUid = Binder.getCallingUid(); 3902 if (getInstantAppPackageName(callingUid) != null) { 3903 throw new SecurityException("Instant applications don't have access to this method"); 3904 } 3905 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3906 synchronized (mPackages) { 3907 final PackageSetting ps = mSettings.mPackages.get(packageName); 3908 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3909 throw new SecurityException("Package " + packageName + " was not found!"); 3910 } 3911 3912 if (!ps.getInstalled(userId)) { 3913 throw new SecurityException( 3914 "Package " + packageName + " was not installed for user " + userId + "!"); 3915 } 3916 3917 if (mSafeMode && !ps.isSystem()) { 3918 throw new SecurityException("Package " + packageName + " not a system app!"); 3919 } 3920 3921 if (mFrozenPackages.contains(packageName)) { 3922 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3923 } 3924 3925 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3926 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3927 } 3928 } 3929 } 3930 3931 @Override 3932 public boolean isPackageAvailable(String packageName, int userId) { 3933 if (!sUserManager.exists(userId)) return false; 3934 final int callingUid = Binder.getCallingUid(); 3935 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3936 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3937 synchronized (mPackages) { 3938 PackageParser.Package p = mPackages.get(packageName); 3939 if (p != null) { 3940 final PackageSetting ps = (PackageSetting) p.mExtras; 3941 if (filterAppAccessLPr(ps, callingUid, userId)) { 3942 return false; 3943 } 3944 if (ps != null) { 3945 final PackageUserState state = ps.readUserState(userId); 3946 if (state != null) { 3947 return PackageParser.isAvailable(state); 3948 } 3949 } 3950 } 3951 } 3952 return false; 3953 } 3954 3955 @Override 3956 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3957 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3958 flags, Binder.getCallingUid(), userId); 3959 } 3960 3961 @Override 3962 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3963 int flags, int userId) { 3964 return getPackageInfoInternal(versionedPackage.getPackageName(), 3965 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 3966 } 3967 3968 /** 3969 * Important: The provided filterCallingUid is used exclusively to filter out packages 3970 * that can be seen based on user state. It's typically the original caller uid prior 3971 * to clearing. Because it can only be provided by trusted code, it's value can be 3972 * trusted and will be used as-is; unlike userId which will be validated by this method. 3973 */ 3974 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 3975 int flags, int filterCallingUid, int userId) { 3976 if (!sUserManager.exists(userId)) return null; 3977 flags = updateFlagsForPackage(flags, userId, packageName); 3978 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3979 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3980 3981 // reader 3982 synchronized (mPackages) { 3983 // Normalize package name to handle renamed packages and static libs 3984 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3985 3986 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3987 if (matchFactoryOnly) { 3988 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3989 if (ps != null) { 3990 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3991 return null; 3992 } 3993 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3994 return null; 3995 } 3996 return generatePackageInfo(ps, flags, userId); 3997 } 3998 } 3999 4000 PackageParser.Package p = mPackages.get(packageName); 4001 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 4002 return null; 4003 } 4004 if (DEBUG_PACKAGE_INFO) 4005 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 4006 if (p != null) { 4007 final PackageSetting ps = (PackageSetting) p.mExtras; 4008 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4009 return null; 4010 } 4011 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 4012 return null; 4013 } 4014 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4015 } 4016 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4017 final PackageSetting ps = mSettings.mPackages.get(packageName); 4018 if (ps == null) return null; 4019 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4020 return null; 4021 } 4022 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4023 return null; 4024 } 4025 return generatePackageInfo(ps, flags, userId); 4026 } 4027 } 4028 return null; 4029 } 4030 4031 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4032 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4033 return true; 4034 } 4035 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4036 return true; 4037 } 4038 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4039 return true; 4040 } 4041 return false; 4042 } 4043 4044 private boolean isComponentVisibleToInstantApp( 4045 @Nullable ComponentName component, @ComponentType int type) { 4046 if (type == TYPE_ACTIVITY) { 4047 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4048 return activity != null 4049 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4050 : false; 4051 } else if (type == TYPE_RECEIVER) { 4052 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4053 return activity != null 4054 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4055 : false; 4056 } else if (type == TYPE_SERVICE) { 4057 final PackageParser.Service service = mServices.mServices.get(component); 4058 return service != null 4059 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4060 : false; 4061 } else if (type == TYPE_PROVIDER) { 4062 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4063 return provider != null 4064 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4065 : false; 4066 } else if (type == TYPE_UNKNOWN) { 4067 return isComponentVisibleToInstantApp(component); 4068 } 4069 return false; 4070 } 4071 4072 /** 4073 * Returns whether or not access to the application should be filtered. 4074 * <p> 4075 * Access may be limited based upon whether the calling or target applications 4076 * are instant applications. 4077 * 4078 * @see #canAccessInstantApps(int) 4079 */ 4080 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4081 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4082 // if we're in an isolated process, get the real calling UID 4083 if (Process.isIsolated(callingUid)) { 4084 callingUid = mIsolatedOwners.get(callingUid); 4085 } 4086 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4087 final boolean callerIsInstantApp = instantAppPkgName != null; 4088 if (ps == null) { 4089 if (callerIsInstantApp) { 4090 // pretend the application exists, but, needs to be filtered 4091 return true; 4092 } 4093 return false; 4094 } 4095 // if the target and caller are the same application, don't filter 4096 if (isCallerSameApp(ps.name, callingUid)) { 4097 return false; 4098 } 4099 if (callerIsInstantApp) { 4100 // request for a specific component; if it hasn't been explicitly exposed, filter 4101 if (component != null) { 4102 return !isComponentVisibleToInstantApp(component, componentType); 4103 } 4104 // request for application; if no components have been explicitly exposed, filter 4105 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4106 } 4107 if (ps.getInstantApp(userId)) { 4108 // caller can see all components of all instant applications, don't filter 4109 if (canViewInstantApps(callingUid, userId)) { 4110 return false; 4111 } 4112 // request for a specific instant application component, filter 4113 if (component != null) { 4114 return true; 4115 } 4116 // request for an instant application; if the caller hasn't been granted access, filter 4117 return !mInstantAppRegistry.isInstantAccessGranted( 4118 userId, UserHandle.getAppId(callingUid), ps.appId); 4119 } 4120 return false; 4121 } 4122 4123 /** 4124 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4125 */ 4126 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4127 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4128 } 4129 4130 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4131 int flags) { 4132 // Callers can access only the libs they depend on, otherwise they need to explicitly 4133 // ask for the shared libraries given the caller is allowed to access all static libs. 4134 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4135 // System/shell/root get to see all static libs 4136 final int appId = UserHandle.getAppId(uid); 4137 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4138 || appId == Process.ROOT_UID) { 4139 return false; 4140 } 4141 } 4142 4143 // No package means no static lib as it is always on internal storage 4144 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4145 return false; 4146 } 4147 4148 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4149 ps.pkg.staticSharedLibVersion); 4150 if (libEntry == null) { 4151 return false; 4152 } 4153 4154 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4155 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4156 if (uidPackageNames == null) { 4157 return true; 4158 } 4159 4160 for (String uidPackageName : uidPackageNames) { 4161 if (ps.name.equals(uidPackageName)) { 4162 return false; 4163 } 4164 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4165 if (uidPs != null) { 4166 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4167 libEntry.info.getName()); 4168 if (index < 0) { 4169 continue; 4170 } 4171 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4172 return false; 4173 } 4174 } 4175 } 4176 return true; 4177 } 4178 4179 @Override 4180 public String[] currentToCanonicalPackageNames(String[] names) { 4181 final int callingUid = Binder.getCallingUid(); 4182 if (getInstantAppPackageName(callingUid) != null) { 4183 return names; 4184 } 4185 final String[] out = new String[names.length]; 4186 // reader 4187 synchronized (mPackages) { 4188 final int callingUserId = UserHandle.getUserId(callingUid); 4189 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4190 for (int i=names.length-1; i>=0; i--) { 4191 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4192 boolean translateName = false; 4193 if (ps != null && ps.realName != null) { 4194 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4195 translateName = !targetIsInstantApp 4196 || canViewInstantApps 4197 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4198 UserHandle.getAppId(callingUid), ps.appId); 4199 } 4200 out[i] = translateName ? ps.realName : names[i]; 4201 } 4202 } 4203 return out; 4204 } 4205 4206 @Override 4207 public String[] canonicalToCurrentPackageNames(String[] names) { 4208 final int callingUid = Binder.getCallingUid(); 4209 if (getInstantAppPackageName(callingUid) != null) { 4210 return names; 4211 } 4212 final String[] out = new String[names.length]; 4213 // reader 4214 synchronized (mPackages) { 4215 final int callingUserId = UserHandle.getUserId(callingUid); 4216 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4217 for (int i=names.length-1; i>=0; i--) { 4218 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4219 boolean translateName = false; 4220 if (cur != null) { 4221 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4222 final boolean targetIsInstantApp = 4223 ps != null && ps.getInstantApp(callingUserId); 4224 translateName = !targetIsInstantApp 4225 || canViewInstantApps 4226 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4227 UserHandle.getAppId(callingUid), ps.appId); 4228 } 4229 out[i] = translateName ? cur : names[i]; 4230 } 4231 } 4232 return out; 4233 } 4234 4235 @Override 4236 public int getPackageUid(String packageName, int flags, int userId) { 4237 if (!sUserManager.exists(userId)) return -1; 4238 final int callingUid = Binder.getCallingUid(); 4239 flags = updateFlagsForPackage(flags, userId, packageName); 4240 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4241 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4242 4243 // reader 4244 synchronized (mPackages) { 4245 final PackageParser.Package p = mPackages.get(packageName); 4246 if (p != null && p.isMatch(flags)) { 4247 PackageSetting ps = (PackageSetting) p.mExtras; 4248 if (filterAppAccessLPr(ps, callingUid, userId)) { 4249 return -1; 4250 } 4251 return UserHandle.getUid(userId, p.applicationInfo.uid); 4252 } 4253 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4254 final PackageSetting ps = mSettings.mPackages.get(packageName); 4255 if (ps != null && ps.isMatch(flags) 4256 && !filterAppAccessLPr(ps, callingUid, userId)) { 4257 return UserHandle.getUid(userId, ps.appId); 4258 } 4259 } 4260 } 4261 4262 return -1; 4263 } 4264 4265 @Override 4266 public int[] getPackageGids(String packageName, int flags, int userId) { 4267 if (!sUserManager.exists(userId)) return null; 4268 final int callingUid = Binder.getCallingUid(); 4269 flags = updateFlagsForPackage(flags, userId, packageName); 4270 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4271 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4272 4273 // reader 4274 synchronized (mPackages) { 4275 final PackageParser.Package p = mPackages.get(packageName); 4276 if (p != null && p.isMatch(flags)) { 4277 PackageSetting ps = (PackageSetting) p.mExtras; 4278 if (filterAppAccessLPr(ps, callingUid, userId)) { 4279 return null; 4280 } 4281 // TODO: Shouldn't this be checking for package installed state for userId and 4282 // return null? 4283 return ps.getPermissionsState().computeGids(userId); 4284 } 4285 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4286 final PackageSetting ps = mSettings.mPackages.get(packageName); 4287 if (ps != null && ps.isMatch(flags) 4288 && !filterAppAccessLPr(ps, callingUid, userId)) { 4289 return ps.getPermissionsState().computeGids(userId); 4290 } 4291 } 4292 } 4293 4294 return null; 4295 } 4296 4297 @Override 4298 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4299 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4300 } 4301 4302 @Override 4303 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4304 int flags) { 4305 final List<PermissionInfo> permissionList = 4306 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4307 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4308 } 4309 4310 @Override 4311 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4312 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4313 } 4314 4315 @Override 4316 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4317 final List<PermissionGroupInfo> permissionList = 4318 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4319 return (permissionList == null) 4320 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4321 } 4322 4323 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4324 int filterCallingUid, int userId) { 4325 if (!sUserManager.exists(userId)) return null; 4326 PackageSetting ps = mSettings.mPackages.get(packageName); 4327 if (ps != null) { 4328 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4329 return null; 4330 } 4331 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4332 return null; 4333 } 4334 if (ps.pkg == null) { 4335 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4336 if (pInfo != null) { 4337 return pInfo.applicationInfo; 4338 } 4339 return null; 4340 } 4341 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4342 ps.readUserState(userId), userId); 4343 if (ai != null) { 4344 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4345 } 4346 return ai; 4347 } 4348 return null; 4349 } 4350 4351 @Override 4352 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4353 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4354 } 4355 4356 /** 4357 * Important: The provided filterCallingUid is used exclusively to filter out applications 4358 * that can be seen based on user state. It's typically the original caller uid prior 4359 * to clearing. Because it can only be provided by trusted code, it's value can be 4360 * trusted and will be used as-is; unlike userId which will be validated by this method. 4361 */ 4362 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4363 int filterCallingUid, int userId) { 4364 if (!sUserManager.exists(userId)) return null; 4365 flags = updateFlagsForApplication(flags, userId, packageName); 4366 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4367 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4368 4369 // writer 4370 synchronized (mPackages) { 4371 // Normalize package name to handle renamed packages and static libs 4372 packageName = resolveInternalPackageNameLPr(packageName, 4373 PackageManager.VERSION_CODE_HIGHEST); 4374 4375 PackageParser.Package p = mPackages.get(packageName); 4376 if (DEBUG_PACKAGE_INFO) Log.v( 4377 TAG, "getApplicationInfo " + packageName 4378 + ": " + p); 4379 if (p != null) { 4380 PackageSetting ps = mSettings.mPackages.get(packageName); 4381 if (ps == null) return null; 4382 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4383 return null; 4384 } 4385 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4386 return null; 4387 } 4388 // Note: isEnabledLP() does not apply here - always return info 4389 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4390 p, flags, ps.readUserState(userId), userId); 4391 if (ai != null) { 4392 ai.packageName = resolveExternalPackageNameLPr(p); 4393 } 4394 return ai; 4395 } 4396 if ("android".equals(packageName)||"system".equals(packageName)) { 4397 return mAndroidApplication; 4398 } 4399 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4400 // Already generates the external package name 4401 return generateApplicationInfoFromSettingsLPw(packageName, 4402 flags, filterCallingUid, userId); 4403 } 4404 } 4405 return null; 4406 } 4407 4408 private String normalizePackageNameLPr(String packageName) { 4409 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4410 return normalizedPackageName != null ? normalizedPackageName : packageName; 4411 } 4412 4413 @Override 4414 public void deletePreloadsFileCache() { 4415 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4416 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4417 } 4418 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4419 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4420 FileUtils.deleteContents(dir); 4421 } 4422 4423 @Override 4424 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4425 final int storageFlags, final IPackageDataObserver observer) { 4426 mContext.enforceCallingOrSelfPermission( 4427 android.Manifest.permission.CLEAR_APP_CACHE, null); 4428 mHandler.post(() -> { 4429 boolean success = false; 4430 try { 4431 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4432 success = true; 4433 } catch (IOException e) { 4434 Slog.w(TAG, e); 4435 } 4436 if (observer != null) { 4437 try { 4438 observer.onRemoveCompleted(null, success); 4439 } catch (RemoteException e) { 4440 Slog.w(TAG, e); 4441 } 4442 } 4443 }); 4444 } 4445 4446 @Override 4447 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4448 final int storageFlags, final IntentSender pi) { 4449 mContext.enforceCallingOrSelfPermission( 4450 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4451 mHandler.post(() -> { 4452 boolean success = false; 4453 try { 4454 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4455 success = true; 4456 } catch (IOException e) { 4457 Slog.w(TAG, e); 4458 } 4459 if (pi != null) { 4460 try { 4461 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4462 } catch (SendIntentException e) { 4463 Slog.w(TAG, e); 4464 } 4465 } 4466 }); 4467 } 4468 4469 /** 4470 * Blocking call to clear various types of cached data across the system 4471 * until the requested bytes are available. 4472 */ 4473 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4474 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4475 final File file = storage.findPathForUuid(volumeUuid); 4476 if (file.getUsableSpace() >= bytes) return; 4477 4478 if (ENABLE_FREE_CACHE_V2) { 4479 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4480 volumeUuid); 4481 final boolean aggressive = (storageFlags 4482 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4483 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4484 4485 // 1. Pre-flight to determine if we have any chance to succeed 4486 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4487 if (internalVolume && (aggressive || SystemProperties 4488 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4489 deletePreloadsFileCache(); 4490 if (file.getUsableSpace() >= bytes) return; 4491 } 4492 4493 // 3. Consider parsed APK data (aggressive only) 4494 if (internalVolume && aggressive) { 4495 FileUtils.deleteContents(mCacheDir); 4496 if (file.getUsableSpace() >= bytes) return; 4497 } 4498 4499 // 4. Consider cached app data (above quotas) 4500 try { 4501 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4502 Installer.FLAG_FREE_CACHE_V2); 4503 } catch (InstallerException ignored) { 4504 } 4505 if (file.getUsableSpace() >= bytes) return; 4506 4507 // 5. Consider shared libraries with refcount=0 and age>min cache period 4508 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4509 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4510 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4511 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4512 return; 4513 } 4514 4515 // 6. Consider dexopt output (aggressive only) 4516 // TODO: Implement 4517 4518 // 7. Consider installed instant apps unused longer than min cache period 4519 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4520 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4521 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4522 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4523 return; 4524 } 4525 4526 // 8. Consider cached app data (below quotas) 4527 try { 4528 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4529 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4530 } catch (InstallerException ignored) { 4531 } 4532 if (file.getUsableSpace() >= bytes) return; 4533 4534 // 9. Consider DropBox entries 4535 // TODO: Implement 4536 4537 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4538 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4539 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4540 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4541 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4542 return; 4543 } 4544 } else { 4545 try { 4546 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4547 } catch (InstallerException ignored) { 4548 } 4549 if (file.getUsableSpace() >= bytes) return; 4550 } 4551 4552 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4553 } 4554 4555 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4556 throws IOException { 4557 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4558 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4559 4560 List<VersionedPackage> packagesToDelete = null; 4561 final long now = System.currentTimeMillis(); 4562 4563 synchronized (mPackages) { 4564 final int[] allUsers = sUserManager.getUserIds(); 4565 final int libCount = mSharedLibraries.size(); 4566 for (int i = 0; i < libCount; i++) { 4567 final LongSparseArray<SharedLibraryEntry> versionedLib 4568 = mSharedLibraries.valueAt(i); 4569 if (versionedLib == null) { 4570 continue; 4571 } 4572 final int versionCount = versionedLib.size(); 4573 for (int j = 0; j < versionCount; j++) { 4574 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4575 // Skip packages that are not static shared libs. 4576 if (!libInfo.isStatic()) { 4577 break; 4578 } 4579 // Important: We skip static shared libs used for some user since 4580 // in such a case we need to keep the APK on the device. The check for 4581 // a lib being used for any user is performed by the uninstall call. 4582 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4583 // Resolve the package name - we use synthetic package names internally 4584 final String internalPackageName = resolveInternalPackageNameLPr( 4585 declaringPackage.getPackageName(), 4586 declaringPackage.getLongVersionCode()); 4587 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4588 // Skip unused static shared libs cached less than the min period 4589 // to prevent pruning a lib needed by a subsequently installed package. 4590 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4591 continue; 4592 } 4593 if (packagesToDelete == null) { 4594 packagesToDelete = new ArrayList<>(); 4595 } 4596 packagesToDelete.add(new VersionedPackage(internalPackageName, 4597 declaringPackage.getLongVersionCode())); 4598 } 4599 } 4600 } 4601 4602 if (packagesToDelete != null) { 4603 final int packageCount = packagesToDelete.size(); 4604 for (int i = 0; i < packageCount; i++) { 4605 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4606 // Delete the package synchronously (will fail of the lib used for any user). 4607 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4608 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4609 == PackageManager.DELETE_SUCCEEDED) { 4610 if (volume.getUsableSpace() >= neededSpace) { 4611 return true; 4612 } 4613 } 4614 } 4615 } 4616 4617 return false; 4618 } 4619 4620 /** 4621 * Update given flags based on encryption status of current user. 4622 */ 4623 private int updateFlags(int flags, int userId) { 4624 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4625 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4626 // Caller expressed an explicit opinion about what encryption 4627 // aware/unaware components they want to see, so fall through and 4628 // give them what they want 4629 } else { 4630 // Caller expressed no opinion, so match based on user state 4631 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4632 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4633 } else { 4634 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4635 } 4636 } 4637 return flags; 4638 } 4639 4640 private UserManagerInternal getUserManagerInternal() { 4641 if (mUserManagerInternal == null) { 4642 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4643 } 4644 return mUserManagerInternal; 4645 } 4646 4647 private ActivityManagerInternal getActivityManagerInternal() { 4648 if (mActivityManagerInternal == null) { 4649 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4650 } 4651 return mActivityManagerInternal; 4652 } 4653 4654 4655 private DeviceIdleController.LocalService getDeviceIdleController() { 4656 if (mDeviceIdleController == null) { 4657 mDeviceIdleController = 4658 LocalServices.getService(DeviceIdleController.LocalService.class); 4659 } 4660 return mDeviceIdleController; 4661 } 4662 4663 /** 4664 * Update given flags when being used to request {@link PackageInfo}. 4665 */ 4666 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4667 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4668 boolean triaged = true; 4669 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4670 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4671 // Caller is asking for component details, so they'd better be 4672 // asking for specific encryption matching behavior, or be triaged 4673 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4674 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4675 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4676 triaged = false; 4677 } 4678 } 4679 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4680 | PackageManager.MATCH_SYSTEM_ONLY 4681 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4682 triaged = false; 4683 } 4684 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4685 mPermissionManager.enforceCrossUserPermission( 4686 Binder.getCallingUid(), userId, false, false, 4687 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4688 + Debug.getCallers(5)); 4689 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4690 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4691 // If the caller wants all packages and has a restricted profile associated with it, 4692 // then match all users. This is to make sure that launchers that need to access work 4693 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4694 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4695 flags |= PackageManager.MATCH_ANY_USER; 4696 } 4697 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4698 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4699 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4700 } 4701 return updateFlags(flags, userId); 4702 } 4703 4704 /** 4705 * Update given flags when being used to request {@link ApplicationInfo}. 4706 */ 4707 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4708 return updateFlagsForPackage(flags, userId, cookie); 4709 } 4710 4711 /** 4712 * Update given flags when being used to request {@link ComponentInfo}. 4713 */ 4714 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4715 if (cookie instanceof Intent) { 4716 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4717 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4718 } 4719 } 4720 4721 boolean triaged = true; 4722 // Caller is asking for component details, so they'd better be 4723 // asking for specific encryption matching behavior, or be triaged 4724 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4725 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4726 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4727 triaged = false; 4728 } 4729 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4730 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4731 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4732 } 4733 4734 return updateFlags(flags, userId); 4735 } 4736 4737 /** 4738 * Update given intent when being used to request {@link ResolveInfo}. 4739 */ 4740 private Intent updateIntentForResolve(Intent intent) { 4741 if (intent.getSelector() != null) { 4742 intent = intent.getSelector(); 4743 } 4744 if (DEBUG_PREFERRED) { 4745 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4746 } 4747 return intent; 4748 } 4749 4750 /** 4751 * Update given flags when being used to request {@link ResolveInfo}. 4752 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4753 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4754 * flag set. However, this flag is only honoured in three circumstances: 4755 * <ul> 4756 * <li>when called from a system process</li> 4757 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4758 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4759 * action and a {@code android.intent.category.BROWSABLE} category</li> 4760 * </ul> 4761 */ 4762 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4763 return updateFlagsForResolve(flags, userId, intent, callingUid, 4764 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4765 } 4766 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4767 boolean wantInstantApps) { 4768 return updateFlagsForResolve(flags, userId, intent, callingUid, 4769 wantInstantApps, false /*onlyExposedExplicitly*/); 4770 } 4771 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4772 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4773 // Safe mode means we shouldn't match any third-party components 4774 if (mSafeMode) { 4775 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4776 } 4777 if (getInstantAppPackageName(callingUid) != null) { 4778 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4779 if (onlyExposedExplicitly) { 4780 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4781 } 4782 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4783 flags |= PackageManager.MATCH_INSTANT; 4784 } else { 4785 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4786 final boolean allowMatchInstant = wantInstantApps 4787 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4788 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4789 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4790 if (!allowMatchInstant) { 4791 flags &= ~PackageManager.MATCH_INSTANT; 4792 } 4793 } 4794 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4795 } 4796 4797 @Override 4798 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4799 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4800 } 4801 4802 /** 4803 * Important: The provided filterCallingUid is used exclusively to filter out activities 4804 * that can be seen based on user state. It's typically the original caller uid prior 4805 * to clearing. Because it can only be provided by trusted code, it's value can be 4806 * trusted and will be used as-is; unlike userId which will be validated by this method. 4807 */ 4808 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4809 int filterCallingUid, int userId) { 4810 if (!sUserManager.exists(userId)) return null; 4811 flags = updateFlagsForComponent(flags, userId, component); 4812 4813 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4814 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4815 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4816 } 4817 4818 synchronized (mPackages) { 4819 PackageParser.Activity a = mActivities.mActivities.get(component); 4820 4821 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4822 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4823 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4824 if (ps == null) return null; 4825 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4826 return null; 4827 } 4828 return PackageParser.generateActivityInfo( 4829 a, flags, ps.readUserState(userId), userId); 4830 } 4831 if (mResolveComponentName.equals(component)) { 4832 return PackageParser.generateActivityInfo( 4833 mResolveActivity, flags, new PackageUserState(), userId); 4834 } 4835 } 4836 return null; 4837 } 4838 4839 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4840 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4841 return false; 4842 } 4843 final long token = Binder.clearCallingIdentity(); 4844 try { 4845 final int callingUserId = UserHandle.getUserId(callingUid); 4846 if (ActivityManager.getCurrentUser() != callingUserId) { 4847 return false; 4848 } 4849 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4850 } finally { 4851 Binder.restoreCallingIdentity(token); 4852 } 4853 } 4854 4855 @Override 4856 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4857 String resolvedType) { 4858 synchronized (mPackages) { 4859 if (component.equals(mResolveComponentName)) { 4860 // The resolver supports EVERYTHING! 4861 return true; 4862 } 4863 final int callingUid = Binder.getCallingUid(); 4864 final int callingUserId = UserHandle.getUserId(callingUid); 4865 PackageParser.Activity a = mActivities.mActivities.get(component); 4866 if (a == null) { 4867 return false; 4868 } 4869 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4870 if (ps == null) { 4871 return false; 4872 } 4873 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4874 return false; 4875 } 4876 for (int i=0; i<a.intents.size(); i++) { 4877 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4878 intent.getData(), intent.getCategories(), TAG) >= 0) { 4879 return true; 4880 } 4881 } 4882 return false; 4883 } 4884 } 4885 4886 @Override 4887 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4888 if (!sUserManager.exists(userId)) return null; 4889 final int callingUid = Binder.getCallingUid(); 4890 flags = updateFlagsForComponent(flags, userId, component); 4891 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4892 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4893 synchronized (mPackages) { 4894 PackageParser.Activity a = mReceivers.mActivities.get(component); 4895 if (DEBUG_PACKAGE_INFO) Log.v( 4896 TAG, "getReceiverInfo " + component + ": " + a); 4897 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4898 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4899 if (ps == null) return null; 4900 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4901 return null; 4902 } 4903 return PackageParser.generateActivityInfo( 4904 a, flags, ps.readUserState(userId), userId); 4905 } 4906 } 4907 return null; 4908 } 4909 4910 @Override 4911 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4912 int flags, int userId) { 4913 if (!sUserManager.exists(userId)) return null; 4914 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4915 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4916 return null; 4917 } 4918 4919 flags = updateFlagsForPackage(flags, userId, null); 4920 4921 final boolean canSeeStaticLibraries = 4922 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4923 == PERMISSION_GRANTED 4924 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4925 == PERMISSION_GRANTED 4926 || canRequestPackageInstallsInternal(packageName, 4927 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4928 false /* throwIfPermNotDeclared*/) 4929 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4930 == PERMISSION_GRANTED; 4931 4932 synchronized (mPackages) { 4933 List<SharedLibraryInfo> result = null; 4934 4935 final int libCount = mSharedLibraries.size(); 4936 for (int i = 0; i < libCount; i++) { 4937 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4938 if (versionedLib == null) { 4939 continue; 4940 } 4941 4942 final int versionCount = versionedLib.size(); 4943 for (int j = 0; j < versionCount; j++) { 4944 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4945 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4946 break; 4947 } 4948 final long identity = Binder.clearCallingIdentity(); 4949 try { 4950 PackageInfo packageInfo = getPackageInfoVersioned( 4951 libInfo.getDeclaringPackage(), flags 4952 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4953 if (packageInfo == null) { 4954 continue; 4955 } 4956 } finally { 4957 Binder.restoreCallingIdentity(identity); 4958 } 4959 4960 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4961 libInfo.getLongVersion(), libInfo.getType(), 4962 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4963 flags, userId)); 4964 4965 if (result == null) { 4966 result = new ArrayList<>(); 4967 } 4968 result.add(resLibInfo); 4969 } 4970 } 4971 4972 return result != null ? new ParceledListSlice<>(result) : null; 4973 } 4974 } 4975 4976 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4977 SharedLibraryInfo libInfo, int flags, int userId) { 4978 List<VersionedPackage> versionedPackages = null; 4979 final int packageCount = mSettings.mPackages.size(); 4980 for (int i = 0; i < packageCount; i++) { 4981 PackageSetting ps = mSettings.mPackages.valueAt(i); 4982 4983 if (ps == null) { 4984 continue; 4985 } 4986 4987 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4988 continue; 4989 } 4990 4991 final String libName = libInfo.getName(); 4992 if (libInfo.isStatic()) { 4993 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4994 if (libIdx < 0) { 4995 continue; 4996 } 4997 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 4998 continue; 4999 } 5000 if (versionedPackages == null) { 5001 versionedPackages = new ArrayList<>(); 5002 } 5003 // If the dependent is a static shared lib, use the public package name 5004 String dependentPackageName = ps.name; 5005 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 5006 dependentPackageName = ps.pkg.manifestPackageName; 5007 } 5008 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 5009 } else if (ps.pkg != null) { 5010 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 5011 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 5012 if (versionedPackages == null) { 5013 versionedPackages = new ArrayList<>(); 5014 } 5015 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5016 } 5017 } 5018 } 5019 5020 return versionedPackages; 5021 } 5022 5023 @Override 5024 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5025 if (!sUserManager.exists(userId)) return null; 5026 final int callingUid = Binder.getCallingUid(); 5027 flags = updateFlagsForComponent(flags, userId, component); 5028 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5029 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5030 synchronized (mPackages) { 5031 PackageParser.Service s = mServices.mServices.get(component); 5032 if (DEBUG_PACKAGE_INFO) Log.v( 5033 TAG, "getServiceInfo " + component + ": " + s); 5034 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5035 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5036 if (ps == null) return null; 5037 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5038 return null; 5039 } 5040 return PackageParser.generateServiceInfo( 5041 s, flags, ps.readUserState(userId), userId); 5042 } 5043 } 5044 return null; 5045 } 5046 5047 @Override 5048 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5049 if (!sUserManager.exists(userId)) return null; 5050 final int callingUid = Binder.getCallingUid(); 5051 flags = updateFlagsForComponent(flags, userId, component); 5052 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5053 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5054 synchronized (mPackages) { 5055 PackageParser.Provider p = mProviders.mProviders.get(component); 5056 if (DEBUG_PACKAGE_INFO) Log.v( 5057 TAG, "getProviderInfo " + component + ": " + p); 5058 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5059 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5060 if (ps == null) return null; 5061 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5062 return null; 5063 } 5064 return PackageParser.generateProviderInfo( 5065 p, flags, ps.readUserState(userId), userId); 5066 } 5067 } 5068 return null; 5069 } 5070 5071 @Override 5072 public String[] getSystemSharedLibraryNames() { 5073 // allow instant applications 5074 synchronized (mPackages) { 5075 Set<String> libs = null; 5076 final int libCount = mSharedLibraries.size(); 5077 for (int i = 0; i < libCount; i++) { 5078 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5079 if (versionedLib == null) { 5080 continue; 5081 } 5082 final int versionCount = versionedLib.size(); 5083 for (int j = 0; j < versionCount; j++) { 5084 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5085 if (!libEntry.info.isStatic()) { 5086 if (libs == null) { 5087 libs = new ArraySet<>(); 5088 } 5089 libs.add(libEntry.info.getName()); 5090 break; 5091 } 5092 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5093 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5094 UserHandle.getUserId(Binder.getCallingUid()), 5095 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5096 if (libs == null) { 5097 libs = new ArraySet<>(); 5098 } 5099 libs.add(libEntry.info.getName()); 5100 break; 5101 } 5102 } 5103 } 5104 5105 if (libs != null) { 5106 String[] libsArray = new String[libs.size()]; 5107 libs.toArray(libsArray); 5108 return libsArray; 5109 } 5110 5111 return null; 5112 } 5113 } 5114 5115 @Override 5116 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5117 // allow instant applications 5118 synchronized (mPackages) { 5119 return mServicesSystemSharedLibraryPackageName; 5120 } 5121 } 5122 5123 @Override 5124 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5125 // allow instant applications 5126 synchronized (mPackages) { 5127 return mSharedSystemSharedLibraryPackageName; 5128 } 5129 } 5130 5131 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5132 for (int i = userList.length - 1; i >= 0; --i) { 5133 final int userId = userList[i]; 5134 // don't add instant app to the list of updates 5135 if (pkgSetting.getInstantApp(userId)) { 5136 continue; 5137 } 5138 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5139 if (changedPackages == null) { 5140 changedPackages = new SparseArray<>(); 5141 mChangedPackages.put(userId, changedPackages); 5142 } 5143 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5144 if (sequenceNumbers == null) { 5145 sequenceNumbers = new HashMap<>(); 5146 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5147 } 5148 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5149 if (sequenceNumber != null) { 5150 changedPackages.remove(sequenceNumber); 5151 } 5152 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5153 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5154 } 5155 mChangedPackagesSequenceNumber++; 5156 } 5157 5158 @Override 5159 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5160 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5161 return null; 5162 } 5163 synchronized (mPackages) { 5164 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5165 return null; 5166 } 5167 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5168 if (changedPackages == null) { 5169 return null; 5170 } 5171 final List<String> packageNames = 5172 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5173 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5174 final String packageName = changedPackages.get(i); 5175 if (packageName != null) { 5176 packageNames.add(packageName); 5177 } 5178 } 5179 return packageNames.isEmpty() 5180 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5181 } 5182 } 5183 5184 @Override 5185 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5186 // allow instant applications 5187 ArrayList<FeatureInfo> res; 5188 synchronized (mAvailableFeatures) { 5189 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5190 res.addAll(mAvailableFeatures.values()); 5191 } 5192 final FeatureInfo fi = new FeatureInfo(); 5193 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5194 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5195 res.add(fi); 5196 5197 return new ParceledListSlice<>(res); 5198 } 5199 5200 @Override 5201 public boolean hasSystemFeature(String name, int version) { 5202 // allow instant applications 5203 synchronized (mAvailableFeatures) { 5204 final FeatureInfo feat = mAvailableFeatures.get(name); 5205 if (feat == null) { 5206 return false; 5207 } else { 5208 return feat.version >= version; 5209 } 5210 } 5211 } 5212 5213 @Override 5214 public int checkPermission(String permName, String pkgName, int userId) { 5215 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5216 } 5217 5218 @Override 5219 public int checkUidPermission(String permName, int uid) { 5220 return mPermissionManager.checkUidPermission(permName, uid, getCallingUid()); 5221 } 5222 5223 @Override 5224 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5225 if (UserHandle.getCallingUserId() != userId) { 5226 mContext.enforceCallingPermission( 5227 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5228 "isPermissionRevokedByPolicy for user " + userId); 5229 } 5230 5231 if (checkPermission(permission, packageName, userId) 5232 == PackageManager.PERMISSION_GRANTED) { 5233 return false; 5234 } 5235 5236 final int callingUid = Binder.getCallingUid(); 5237 if (getInstantAppPackageName(callingUid) != null) { 5238 if (!isCallerSameApp(packageName, callingUid)) { 5239 return false; 5240 } 5241 } else { 5242 if (isInstantApp(packageName, userId)) { 5243 return false; 5244 } 5245 } 5246 5247 final long identity = Binder.clearCallingIdentity(); 5248 try { 5249 final int flags = getPermissionFlags(permission, packageName, userId); 5250 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5251 } finally { 5252 Binder.restoreCallingIdentity(identity); 5253 } 5254 } 5255 5256 @Override 5257 public String getPermissionControllerPackageName() { 5258 synchronized (mPackages) { 5259 return mRequiredInstallerPackage; 5260 } 5261 } 5262 5263 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5264 return mPermissionManager.addDynamicPermission( 5265 info, async, getCallingUid(), new PermissionCallback() { 5266 @Override 5267 public void onPermissionChanged() { 5268 if (!async) { 5269 mSettings.writeLPr(); 5270 } else { 5271 scheduleWriteSettingsLocked(); 5272 } 5273 } 5274 }); 5275 } 5276 5277 @Override 5278 public boolean addPermission(PermissionInfo info) { 5279 synchronized (mPackages) { 5280 return addDynamicPermission(info, false); 5281 } 5282 } 5283 5284 @Override 5285 public boolean addPermissionAsync(PermissionInfo info) { 5286 synchronized (mPackages) { 5287 return addDynamicPermission(info, true); 5288 } 5289 } 5290 5291 @Override 5292 public void removePermission(String permName) { 5293 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5294 } 5295 5296 @Override 5297 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5298 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5299 getCallingUid(), userId, mPermissionCallback); 5300 } 5301 5302 @Override 5303 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5304 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5305 getCallingUid(), userId, mPermissionCallback); 5306 } 5307 5308 @Override 5309 public void resetRuntimePermissions() { 5310 mContext.enforceCallingOrSelfPermission( 5311 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5312 "revokeRuntimePermission"); 5313 5314 int callingUid = Binder.getCallingUid(); 5315 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5316 mContext.enforceCallingOrSelfPermission( 5317 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5318 "resetRuntimePermissions"); 5319 } 5320 5321 synchronized (mPackages) { 5322 mPermissionManager.updateAllPermissions( 5323 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5324 mPermissionCallback); 5325 for (int userId : UserManagerService.getInstance().getUserIds()) { 5326 final int packageCount = mPackages.size(); 5327 for (int i = 0; i < packageCount; i++) { 5328 PackageParser.Package pkg = mPackages.valueAt(i); 5329 if (!(pkg.mExtras instanceof PackageSetting)) { 5330 continue; 5331 } 5332 PackageSetting ps = (PackageSetting) pkg.mExtras; 5333 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5334 } 5335 } 5336 } 5337 } 5338 5339 @Override 5340 public int getPermissionFlags(String permName, String packageName, int userId) { 5341 return mPermissionManager.getPermissionFlags( 5342 permName, packageName, getCallingUid(), userId); 5343 } 5344 5345 @Override 5346 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5347 int flagValues, int userId) { 5348 mPermissionManager.updatePermissionFlags( 5349 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5350 mPermissionCallback); 5351 } 5352 5353 /** 5354 * Update the permission flags for all packages and runtime permissions of a user in order 5355 * to allow device or profile owner to remove POLICY_FIXED. 5356 */ 5357 @Override 5358 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5359 synchronized (mPackages) { 5360 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5361 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5362 mPermissionCallback); 5363 if (changed) { 5364 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5365 } 5366 } 5367 } 5368 5369 @Override 5370 public boolean shouldShowRequestPermissionRationale(String permissionName, 5371 String packageName, int userId) { 5372 if (UserHandle.getCallingUserId() != userId) { 5373 mContext.enforceCallingPermission( 5374 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5375 "canShowRequestPermissionRationale for user " + userId); 5376 } 5377 5378 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5379 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5380 return false; 5381 } 5382 5383 if (checkPermission(permissionName, packageName, userId) 5384 == PackageManager.PERMISSION_GRANTED) { 5385 return false; 5386 } 5387 5388 final int flags; 5389 5390 final long identity = Binder.clearCallingIdentity(); 5391 try { 5392 flags = getPermissionFlags(permissionName, 5393 packageName, userId); 5394 } finally { 5395 Binder.restoreCallingIdentity(identity); 5396 } 5397 5398 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5399 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5400 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5401 5402 if ((flags & fixedFlags) != 0) { 5403 return false; 5404 } 5405 5406 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5407 } 5408 5409 @Override 5410 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5411 mContext.enforceCallingOrSelfPermission( 5412 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5413 "addOnPermissionsChangeListener"); 5414 5415 synchronized (mPackages) { 5416 mOnPermissionChangeListeners.addListenerLocked(listener); 5417 } 5418 } 5419 5420 @Override 5421 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5422 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5423 throw new SecurityException("Instant applications don't have access to this method"); 5424 } 5425 synchronized (mPackages) { 5426 mOnPermissionChangeListeners.removeListenerLocked(listener); 5427 } 5428 } 5429 5430 @Override 5431 public boolean isProtectedBroadcast(String actionName) { 5432 // allow instant applications 5433 synchronized (mProtectedBroadcasts) { 5434 if (mProtectedBroadcasts.contains(actionName)) { 5435 return true; 5436 } else if (actionName != null) { 5437 // TODO: remove these terrible hacks 5438 if (actionName.startsWith("android.net.netmon.lingerExpired") 5439 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5440 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5441 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5442 return true; 5443 } 5444 } 5445 } 5446 return false; 5447 } 5448 5449 @Override 5450 public int checkSignatures(String pkg1, String pkg2) { 5451 synchronized (mPackages) { 5452 final PackageParser.Package p1 = mPackages.get(pkg1); 5453 final PackageParser.Package p2 = mPackages.get(pkg2); 5454 if (p1 == null || p1.mExtras == null 5455 || p2 == null || p2.mExtras == null) { 5456 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5457 } 5458 final int callingUid = Binder.getCallingUid(); 5459 final int callingUserId = UserHandle.getUserId(callingUid); 5460 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5461 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5462 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5463 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5464 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5465 } 5466 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5467 } 5468 } 5469 5470 @Override 5471 public int checkUidSignatures(int uid1, int uid2) { 5472 final int callingUid = Binder.getCallingUid(); 5473 final int callingUserId = UserHandle.getUserId(callingUid); 5474 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5475 // Map to base uids. 5476 uid1 = UserHandle.getAppId(uid1); 5477 uid2 = UserHandle.getAppId(uid2); 5478 // reader 5479 synchronized (mPackages) { 5480 Signature[] s1; 5481 Signature[] s2; 5482 Object obj = mSettings.getUserIdLPr(uid1); 5483 if (obj != null) { 5484 if (obj instanceof SharedUserSetting) { 5485 if (isCallerInstantApp) { 5486 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5487 } 5488 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5489 } else if (obj instanceof PackageSetting) { 5490 final PackageSetting ps = (PackageSetting) obj; 5491 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5492 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5493 } 5494 s1 = ps.signatures.mSigningDetails.signatures; 5495 } else { 5496 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5497 } 5498 } else { 5499 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5500 } 5501 obj = mSettings.getUserIdLPr(uid2); 5502 if (obj != null) { 5503 if (obj instanceof SharedUserSetting) { 5504 if (isCallerInstantApp) { 5505 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5506 } 5507 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5508 } else if (obj instanceof PackageSetting) { 5509 final PackageSetting ps = (PackageSetting) obj; 5510 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5511 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5512 } 5513 s2 = ps.signatures.mSigningDetails.signatures; 5514 } else { 5515 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5516 } 5517 } else { 5518 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5519 } 5520 return compareSignatures(s1, s2); 5521 } 5522 } 5523 5524 @Override 5525 public boolean hasSigningCertificate( 5526 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5527 5528 synchronized (mPackages) { 5529 final PackageParser.Package p = mPackages.get(packageName); 5530 if (p == null || p.mExtras == null) { 5531 return false; 5532 } 5533 final int callingUid = Binder.getCallingUid(); 5534 final int callingUserId = UserHandle.getUserId(callingUid); 5535 final PackageSetting ps = (PackageSetting) p.mExtras; 5536 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5537 return false; 5538 } 5539 switch (type) { 5540 case CERT_INPUT_RAW_X509: 5541 return p.mSigningDetails.hasCertificate(certificate); 5542 case CERT_INPUT_SHA256: 5543 return p.mSigningDetails.hasSha256Certificate(certificate); 5544 default: 5545 return false; 5546 } 5547 } 5548 } 5549 5550 @Override 5551 public boolean hasUidSigningCertificate( 5552 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5553 final int callingUid = Binder.getCallingUid(); 5554 final int callingUserId = UserHandle.getUserId(callingUid); 5555 // Map to base uids. 5556 uid = UserHandle.getAppId(uid); 5557 // reader 5558 synchronized (mPackages) { 5559 final PackageParser.SigningDetails signingDetails; 5560 final Object obj = mSettings.getUserIdLPr(uid); 5561 if (obj != null) { 5562 if (obj instanceof SharedUserSetting) { 5563 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5564 if (isCallerInstantApp) { 5565 return false; 5566 } 5567 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5568 } else if (obj instanceof PackageSetting) { 5569 final PackageSetting ps = (PackageSetting) obj; 5570 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5571 return false; 5572 } 5573 signingDetails = ps.signatures.mSigningDetails; 5574 } else { 5575 return false; 5576 } 5577 } else { 5578 return false; 5579 } 5580 switch (type) { 5581 case CERT_INPUT_RAW_X509: 5582 return signingDetails.hasCertificate(certificate); 5583 case CERT_INPUT_SHA256: 5584 return signingDetails.hasSha256Certificate(certificate); 5585 default: 5586 return false; 5587 } 5588 } 5589 } 5590 5591 /** 5592 * This method should typically only be used when granting or revoking 5593 * permissions, since the app may immediately restart after this call. 5594 * <p> 5595 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5596 * guard your work against the app being relaunched. 5597 */ 5598 private void killUid(int appId, int userId, String reason) { 5599 final long identity = Binder.clearCallingIdentity(); 5600 try { 5601 IActivityManager am = ActivityManager.getService(); 5602 if (am != null) { 5603 try { 5604 am.killUid(appId, userId, reason); 5605 } catch (RemoteException e) { 5606 /* ignore - same process */ 5607 } 5608 } 5609 } finally { 5610 Binder.restoreCallingIdentity(identity); 5611 } 5612 } 5613 5614 /** 5615 * If the database version for this type of package (internal storage or 5616 * external storage) is less than the version where package signatures 5617 * were updated, return true. 5618 */ 5619 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5620 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5621 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5622 } 5623 5624 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5625 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5626 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5627 } 5628 5629 @Override 5630 public List<String> getAllPackages() { 5631 final int callingUid = Binder.getCallingUid(); 5632 final int callingUserId = UserHandle.getUserId(callingUid); 5633 synchronized (mPackages) { 5634 if (canViewInstantApps(callingUid, callingUserId)) { 5635 return new ArrayList<String>(mPackages.keySet()); 5636 } 5637 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5638 final List<String> result = new ArrayList<>(); 5639 if (instantAppPkgName != null) { 5640 // caller is an instant application; filter unexposed applications 5641 for (PackageParser.Package pkg : mPackages.values()) { 5642 if (!pkg.visibleToInstantApps) { 5643 continue; 5644 } 5645 result.add(pkg.packageName); 5646 } 5647 } else { 5648 // caller is a normal application; filter instant applications 5649 for (PackageParser.Package pkg : mPackages.values()) { 5650 final PackageSetting ps = 5651 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5652 if (ps != null 5653 && ps.getInstantApp(callingUserId) 5654 && !mInstantAppRegistry.isInstantAccessGranted( 5655 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5656 continue; 5657 } 5658 result.add(pkg.packageName); 5659 } 5660 } 5661 return result; 5662 } 5663 } 5664 5665 @Override 5666 public String[] getPackagesForUid(int uid) { 5667 final int callingUid = Binder.getCallingUid(); 5668 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5669 final int userId = UserHandle.getUserId(uid); 5670 uid = UserHandle.getAppId(uid); 5671 // reader 5672 synchronized (mPackages) { 5673 Object obj = mSettings.getUserIdLPr(uid); 5674 if (obj instanceof SharedUserSetting) { 5675 if (isCallerInstantApp) { 5676 return null; 5677 } 5678 final SharedUserSetting sus = (SharedUserSetting) obj; 5679 final int N = sus.packages.size(); 5680 String[] res = new String[N]; 5681 final Iterator<PackageSetting> it = sus.packages.iterator(); 5682 int i = 0; 5683 while (it.hasNext()) { 5684 PackageSetting ps = it.next(); 5685 if (ps.getInstalled(userId)) { 5686 res[i++] = ps.name; 5687 } else { 5688 res = ArrayUtils.removeElement(String.class, res, res[i]); 5689 } 5690 } 5691 return res; 5692 } else if (obj instanceof PackageSetting) { 5693 final PackageSetting ps = (PackageSetting) obj; 5694 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5695 return new String[]{ps.name}; 5696 } 5697 } 5698 } 5699 return null; 5700 } 5701 5702 @Override 5703 public String getNameForUid(int uid) { 5704 final int callingUid = Binder.getCallingUid(); 5705 if (getInstantAppPackageName(callingUid) != null) { 5706 return null; 5707 } 5708 synchronized (mPackages) { 5709 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5710 if (obj instanceof SharedUserSetting) { 5711 final SharedUserSetting sus = (SharedUserSetting) obj; 5712 return sus.name + ":" + sus.userId; 5713 } else if (obj instanceof PackageSetting) { 5714 final PackageSetting ps = (PackageSetting) obj; 5715 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5716 return null; 5717 } 5718 return ps.name; 5719 } 5720 return null; 5721 } 5722 } 5723 5724 @Override 5725 public String[] getNamesForUids(int[] uids) { 5726 if (uids == null || uids.length == 0) { 5727 return null; 5728 } 5729 final int callingUid = Binder.getCallingUid(); 5730 if (getInstantAppPackageName(callingUid) != null) { 5731 return null; 5732 } 5733 final String[] names = new String[uids.length]; 5734 synchronized (mPackages) { 5735 for (int i = uids.length - 1; i >= 0; i--) { 5736 final int uid = uids[i]; 5737 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5738 if (obj instanceof SharedUserSetting) { 5739 final SharedUserSetting sus = (SharedUserSetting) obj; 5740 names[i] = "shared:" + sus.name; 5741 } else if (obj instanceof PackageSetting) { 5742 final PackageSetting ps = (PackageSetting) obj; 5743 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5744 names[i] = null; 5745 } else { 5746 names[i] = ps.name; 5747 } 5748 } else { 5749 names[i] = null; 5750 } 5751 } 5752 } 5753 return names; 5754 } 5755 5756 @Override 5757 public int getUidForSharedUser(String sharedUserName) { 5758 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5759 return -1; 5760 } 5761 if (sharedUserName == null) { 5762 return -1; 5763 } 5764 // reader 5765 synchronized (mPackages) { 5766 SharedUserSetting suid; 5767 try { 5768 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5769 if (suid != null) { 5770 return suid.userId; 5771 } 5772 } catch (PackageManagerException ignore) { 5773 // can't happen, but, still need to catch it 5774 } 5775 return -1; 5776 } 5777 } 5778 5779 @Override 5780 public int getFlagsForUid(int uid) { 5781 final int callingUid = Binder.getCallingUid(); 5782 if (getInstantAppPackageName(callingUid) != null) { 5783 return 0; 5784 } 5785 synchronized (mPackages) { 5786 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5787 if (obj instanceof SharedUserSetting) { 5788 final SharedUserSetting sus = (SharedUserSetting) obj; 5789 return sus.pkgFlags; 5790 } else if (obj instanceof PackageSetting) { 5791 final PackageSetting ps = (PackageSetting) obj; 5792 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5793 return 0; 5794 } 5795 return ps.pkgFlags; 5796 } 5797 } 5798 return 0; 5799 } 5800 5801 @Override 5802 public int getPrivateFlagsForUid(int uid) { 5803 final int callingUid = Binder.getCallingUid(); 5804 if (getInstantAppPackageName(callingUid) != null) { 5805 return 0; 5806 } 5807 synchronized (mPackages) { 5808 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5809 if (obj instanceof SharedUserSetting) { 5810 final SharedUserSetting sus = (SharedUserSetting) obj; 5811 return sus.pkgPrivateFlags; 5812 } else if (obj instanceof PackageSetting) { 5813 final PackageSetting ps = (PackageSetting) obj; 5814 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5815 return 0; 5816 } 5817 return ps.pkgPrivateFlags; 5818 } 5819 } 5820 return 0; 5821 } 5822 5823 @Override 5824 public boolean isUidPrivileged(int uid) { 5825 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5826 return false; 5827 } 5828 uid = UserHandle.getAppId(uid); 5829 // reader 5830 synchronized (mPackages) { 5831 Object obj = mSettings.getUserIdLPr(uid); 5832 if (obj instanceof SharedUserSetting) { 5833 final SharedUserSetting sus = (SharedUserSetting) obj; 5834 final Iterator<PackageSetting> it = sus.packages.iterator(); 5835 while (it.hasNext()) { 5836 if (it.next().isPrivileged()) { 5837 return true; 5838 } 5839 } 5840 } else if (obj instanceof PackageSetting) { 5841 final PackageSetting ps = (PackageSetting) obj; 5842 return ps.isPrivileged(); 5843 } 5844 } 5845 return false; 5846 } 5847 5848 @Override 5849 public String[] getAppOpPermissionPackages(String permName) { 5850 return mPermissionManager.getAppOpPermissionPackages(permName); 5851 } 5852 5853 @Override 5854 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5855 int flags, int userId) { 5856 return resolveIntentInternal( 5857 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5858 } 5859 5860 /** 5861 * Normally instant apps can only be resolved when they're visible to the caller. 5862 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5863 * since we need to allow the system to start any installed application. 5864 */ 5865 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5866 int flags, int userId, boolean resolveForStart) { 5867 try { 5868 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5869 5870 if (!sUserManager.exists(userId)) return null; 5871 final int callingUid = Binder.getCallingUid(); 5872 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5873 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5874 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5875 5876 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5877 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5878 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5879 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5880 5881 final ResolveInfo bestChoice = 5882 chooseBestActivity(intent, resolvedType, flags, query, userId); 5883 return bestChoice; 5884 } finally { 5885 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5886 } 5887 } 5888 5889 @Override 5890 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5891 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5892 throw new SecurityException( 5893 "findPersistentPreferredActivity can only be run by the system"); 5894 } 5895 if (!sUserManager.exists(userId)) { 5896 return null; 5897 } 5898 final int callingUid = Binder.getCallingUid(); 5899 intent = updateIntentForResolve(intent); 5900 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5901 final int flags = updateFlagsForResolve( 5902 0, userId, intent, callingUid, false /*includeInstantApps*/); 5903 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5904 userId); 5905 synchronized (mPackages) { 5906 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5907 userId); 5908 } 5909 } 5910 5911 @Override 5912 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5913 IntentFilter filter, int match, ComponentName activity) { 5914 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5915 return; 5916 } 5917 final int userId = UserHandle.getCallingUserId(); 5918 if (DEBUG_PREFERRED) { 5919 Log.v(TAG, "setLastChosenActivity intent=" + intent 5920 + " resolvedType=" + resolvedType 5921 + " flags=" + flags 5922 + " filter=" + filter 5923 + " match=" + match 5924 + " activity=" + activity); 5925 filter.dump(new PrintStreamPrinter(System.out), " "); 5926 } 5927 intent.setComponent(null); 5928 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5929 userId); 5930 // Find any earlier preferred or last chosen entries and nuke them 5931 findPreferredActivity(intent, resolvedType, 5932 flags, query, 0, false, true, false, userId); 5933 // Add the new activity as the last chosen for this filter 5934 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5935 "Setting last chosen"); 5936 } 5937 5938 @Override 5939 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5940 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5941 return null; 5942 } 5943 final int userId = UserHandle.getCallingUserId(); 5944 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5945 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5946 userId); 5947 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5948 false, false, false, userId); 5949 } 5950 5951 /** 5952 * Returns whether or not instant apps have been disabled remotely. 5953 */ 5954 private boolean isEphemeralDisabled() { 5955 return mEphemeralAppsDisabled; 5956 } 5957 5958 private boolean isInstantAppAllowed( 5959 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5960 boolean skipPackageCheck) { 5961 if (mInstantAppResolverConnection == null) { 5962 return false; 5963 } 5964 if (mInstantAppInstallerActivity == null) { 5965 return false; 5966 } 5967 if (intent.getComponent() != null) { 5968 return false; 5969 } 5970 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5971 return false; 5972 } 5973 if (!skipPackageCheck && intent.getPackage() != null) { 5974 return false; 5975 } 5976 if (!intent.isWebIntent()) { 5977 // for non web intents, we should not resolve externally if an app already exists to 5978 // handle it or if the caller didn't explicitly request it. 5979 if ((resolvedActivities != null && resolvedActivities.size() != 0) 5980 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 5981 return false; 5982 } 5983 } else if (intent.getData() == null || TextUtils.isEmpty(intent.getData().getHost())) { 5984 return false; 5985 } 5986 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5987 // Or if there's already an ephemeral app installed that handles the action 5988 synchronized (mPackages) { 5989 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5990 for (int n = 0; n < count; n++) { 5991 final ResolveInfo info = resolvedActivities.get(n); 5992 final String packageName = info.activityInfo.packageName; 5993 final PackageSetting ps = mSettings.mPackages.get(packageName); 5994 if (ps != null) { 5995 // only check domain verification status if the app is not a browser 5996 if (!info.handleAllWebDataURI) { 5997 // Try to get the status from User settings first 5998 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5999 final int status = (int) (packedStatus >> 32); 6000 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6001 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6002 if (DEBUG_INSTANT) { 6003 Slog.v(TAG, "DENY instant app;" 6004 + " pkg: " + packageName + ", status: " + status); 6005 } 6006 return false; 6007 } 6008 } 6009 if (ps.getInstantApp(userId)) { 6010 if (DEBUG_INSTANT) { 6011 Slog.v(TAG, "DENY instant app installed;" 6012 + " pkg: " + packageName); 6013 } 6014 return false; 6015 } 6016 } 6017 } 6018 } 6019 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6020 return true; 6021 } 6022 6023 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6024 Intent origIntent, String resolvedType, String callingPackage, 6025 Bundle verificationBundle, int userId) { 6026 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6027 new InstantAppRequest(responseObj, origIntent, resolvedType, 6028 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6029 mHandler.sendMessage(msg); 6030 } 6031 6032 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6033 int flags, List<ResolveInfo> query, int userId) { 6034 if (query != null) { 6035 final int N = query.size(); 6036 if (N == 1) { 6037 return query.get(0); 6038 } else if (N > 1) { 6039 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6040 // If there is more than one activity with the same priority, 6041 // then let the user decide between them. 6042 ResolveInfo r0 = query.get(0); 6043 ResolveInfo r1 = query.get(1); 6044 if (DEBUG_INTENT_MATCHING || debug) { 6045 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6046 + r1.activityInfo.name + "=" + r1.priority); 6047 } 6048 // If the first activity has a higher priority, or a different 6049 // default, then it is always desirable to pick it. 6050 if (r0.priority != r1.priority 6051 || r0.preferredOrder != r1.preferredOrder 6052 || r0.isDefault != r1.isDefault) { 6053 return query.get(0); 6054 } 6055 // If we have saved a preference for a preferred activity for 6056 // this Intent, use that. 6057 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6058 flags, query, r0.priority, true, false, debug, userId); 6059 if (ri != null) { 6060 return ri; 6061 } 6062 // If we have an ephemeral app, use it 6063 for (int i = 0; i < N; i++) { 6064 ri = query.get(i); 6065 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6066 final String packageName = ri.activityInfo.packageName; 6067 final PackageSetting ps = mSettings.mPackages.get(packageName); 6068 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6069 final int status = (int)(packedStatus >> 32); 6070 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6071 return ri; 6072 } 6073 } 6074 } 6075 ri = new ResolveInfo(mResolveInfo); 6076 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6077 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6078 // If all of the options come from the same package, show the application's 6079 // label and icon instead of the generic resolver's. 6080 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6081 // and then throw away the ResolveInfo itself, meaning that the caller loses 6082 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6083 // a fallback for this case; we only set the target package's resources on 6084 // the ResolveInfo, not the ActivityInfo. 6085 final String intentPackage = intent.getPackage(); 6086 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6087 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6088 ri.resolvePackageName = intentPackage; 6089 if (userNeedsBadging(userId)) { 6090 ri.noResourceId = true; 6091 } else { 6092 ri.icon = appi.icon; 6093 } 6094 ri.iconResourceId = appi.icon; 6095 ri.labelRes = appi.labelRes; 6096 } 6097 ri.activityInfo.applicationInfo = new ApplicationInfo( 6098 ri.activityInfo.applicationInfo); 6099 if (userId != 0) { 6100 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6101 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6102 } 6103 // Make sure that the resolver is displayable in car mode 6104 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6105 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6106 return ri; 6107 } 6108 } 6109 return null; 6110 } 6111 6112 /** 6113 * Return true if the given list is not empty and all of its contents have 6114 * an activityInfo with the given package name. 6115 */ 6116 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6117 if (ArrayUtils.isEmpty(list)) { 6118 return false; 6119 } 6120 for (int i = 0, N = list.size(); i < N; i++) { 6121 final ResolveInfo ri = list.get(i); 6122 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6123 if (ai == null || !packageName.equals(ai.packageName)) { 6124 return false; 6125 } 6126 } 6127 return true; 6128 } 6129 6130 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6131 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6132 final int N = query.size(); 6133 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6134 .get(userId); 6135 // Get the list of persistent preferred activities that handle the intent 6136 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6137 List<PersistentPreferredActivity> pprefs = ppir != null 6138 ? ppir.queryIntent(intent, resolvedType, 6139 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6140 userId) 6141 : null; 6142 if (pprefs != null && pprefs.size() > 0) { 6143 final int M = pprefs.size(); 6144 for (int i=0; i<M; i++) { 6145 final PersistentPreferredActivity ppa = pprefs.get(i); 6146 if (DEBUG_PREFERRED || debug) { 6147 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6148 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6149 + "\n component=" + ppa.mComponent); 6150 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6151 } 6152 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6153 flags | MATCH_DISABLED_COMPONENTS, userId); 6154 if (DEBUG_PREFERRED || debug) { 6155 Slog.v(TAG, "Found persistent preferred activity:"); 6156 if (ai != null) { 6157 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6158 } else { 6159 Slog.v(TAG, " null"); 6160 } 6161 } 6162 if (ai == null) { 6163 // This previously registered persistent preferred activity 6164 // component is no longer known. Ignore it and do NOT remove it. 6165 continue; 6166 } 6167 for (int j=0; j<N; j++) { 6168 final ResolveInfo ri = query.get(j); 6169 if (!ri.activityInfo.applicationInfo.packageName 6170 .equals(ai.applicationInfo.packageName)) { 6171 continue; 6172 } 6173 if (!ri.activityInfo.name.equals(ai.name)) { 6174 continue; 6175 } 6176 // Found a persistent preference that can handle the intent. 6177 if (DEBUG_PREFERRED || debug) { 6178 Slog.v(TAG, "Returning persistent preferred activity: " + 6179 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6180 } 6181 return ri; 6182 } 6183 } 6184 } 6185 return null; 6186 } 6187 6188 // TODO: handle preferred activities missing while user has amnesia 6189 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6190 List<ResolveInfo> query, int priority, boolean always, 6191 boolean removeMatches, boolean debug, int userId) { 6192 if (!sUserManager.exists(userId)) return null; 6193 final int callingUid = Binder.getCallingUid(); 6194 flags = updateFlagsForResolve( 6195 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6196 intent = updateIntentForResolve(intent); 6197 // writer 6198 synchronized (mPackages) { 6199 // Try to find a matching persistent preferred activity. 6200 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6201 debug, userId); 6202 6203 // If a persistent preferred activity matched, use it. 6204 if (pri != null) { 6205 return pri; 6206 } 6207 6208 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6209 // Get the list of preferred activities that handle the intent 6210 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6211 List<PreferredActivity> prefs = pir != null 6212 ? pir.queryIntent(intent, resolvedType, 6213 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6214 userId) 6215 : null; 6216 if (prefs != null && prefs.size() > 0) { 6217 boolean changed = false; 6218 try { 6219 // First figure out how good the original match set is. 6220 // We will only allow preferred activities that came 6221 // from the same match quality. 6222 int match = 0; 6223 6224 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6225 6226 final int N = query.size(); 6227 for (int j=0; j<N; j++) { 6228 final ResolveInfo ri = query.get(j); 6229 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6230 + ": 0x" + Integer.toHexString(match)); 6231 if (ri.match > match) { 6232 match = ri.match; 6233 } 6234 } 6235 6236 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6237 + Integer.toHexString(match)); 6238 6239 match &= IntentFilter.MATCH_CATEGORY_MASK; 6240 final int M = prefs.size(); 6241 for (int i=0; i<M; i++) { 6242 final PreferredActivity pa = prefs.get(i); 6243 if (DEBUG_PREFERRED || debug) { 6244 Slog.v(TAG, "Checking PreferredActivity ds=" 6245 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6246 + "\n component=" + pa.mPref.mComponent); 6247 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6248 } 6249 if (pa.mPref.mMatch != match) { 6250 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6251 + Integer.toHexString(pa.mPref.mMatch)); 6252 continue; 6253 } 6254 // If it's not an "always" type preferred activity and that's what we're 6255 // looking for, skip it. 6256 if (always && !pa.mPref.mAlways) { 6257 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6258 continue; 6259 } 6260 final ActivityInfo ai = getActivityInfo( 6261 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6262 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6263 userId); 6264 if (DEBUG_PREFERRED || debug) { 6265 Slog.v(TAG, "Found preferred activity:"); 6266 if (ai != null) { 6267 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6268 } else { 6269 Slog.v(TAG, " null"); 6270 } 6271 } 6272 if (ai == null) { 6273 // This previously registered preferred activity 6274 // component is no longer known. Most likely an update 6275 // to the app was installed and in the new version this 6276 // component no longer exists. Clean it up by removing 6277 // it from the preferred activities list, and skip it. 6278 Slog.w(TAG, "Removing dangling preferred activity: " 6279 + pa.mPref.mComponent); 6280 pir.removeFilter(pa); 6281 changed = true; 6282 continue; 6283 } 6284 for (int j=0; j<N; j++) { 6285 final ResolveInfo ri = query.get(j); 6286 if (!ri.activityInfo.applicationInfo.packageName 6287 .equals(ai.applicationInfo.packageName)) { 6288 continue; 6289 } 6290 if (!ri.activityInfo.name.equals(ai.name)) { 6291 continue; 6292 } 6293 6294 if (removeMatches) { 6295 pir.removeFilter(pa); 6296 changed = true; 6297 if (DEBUG_PREFERRED) { 6298 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6299 } 6300 break; 6301 } 6302 6303 // Okay we found a previously set preferred or last chosen app. 6304 // If the result set is different from when this 6305 // was created, and is not a subset of the preferred set, we need to 6306 // clear it and re-ask the user their preference, if we're looking for 6307 // an "always" type entry. 6308 if (always && !pa.mPref.sameSet(query)) { 6309 if (pa.mPref.isSuperset(query)) { 6310 // some components of the set are no longer present in 6311 // the query, but the preferred activity can still be reused 6312 if (DEBUG_PREFERRED) { 6313 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6314 + " still valid as only non-preferred components" 6315 + " were removed for " + intent + " type " 6316 + resolvedType); 6317 } 6318 // remove obsolete components and re-add the up-to-date filter 6319 PreferredActivity freshPa = new PreferredActivity(pa, 6320 pa.mPref.mMatch, 6321 pa.mPref.discardObsoleteComponents(query), 6322 pa.mPref.mComponent, 6323 pa.mPref.mAlways); 6324 pir.removeFilter(pa); 6325 pir.addFilter(freshPa); 6326 changed = true; 6327 } else { 6328 Slog.i(TAG, 6329 "Result set changed, dropping preferred activity for " 6330 + intent + " type " + resolvedType); 6331 if (DEBUG_PREFERRED) { 6332 Slog.v(TAG, "Removing preferred activity since set changed " 6333 + pa.mPref.mComponent); 6334 } 6335 pir.removeFilter(pa); 6336 // Re-add the filter as a "last chosen" entry (!always) 6337 PreferredActivity lastChosen = new PreferredActivity( 6338 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6339 pir.addFilter(lastChosen); 6340 changed = true; 6341 return null; 6342 } 6343 } 6344 6345 // Yay! Either the set matched or we're looking for the last chosen 6346 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6347 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6348 return ri; 6349 } 6350 } 6351 } finally { 6352 if (changed) { 6353 if (DEBUG_PREFERRED) { 6354 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6355 } 6356 scheduleWritePackageRestrictionsLocked(userId); 6357 } 6358 } 6359 } 6360 } 6361 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6362 return null; 6363 } 6364 6365 /* 6366 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6367 */ 6368 @Override 6369 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6370 int targetUserId) { 6371 mContext.enforceCallingOrSelfPermission( 6372 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6373 List<CrossProfileIntentFilter> matches = 6374 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6375 if (matches != null) { 6376 int size = matches.size(); 6377 for (int i = 0; i < size; i++) { 6378 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6379 } 6380 } 6381 if (intent.hasWebURI()) { 6382 // cross-profile app linking works only towards the parent. 6383 final int callingUid = Binder.getCallingUid(); 6384 final UserInfo parent = getProfileParent(sourceUserId); 6385 synchronized(mPackages) { 6386 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6387 false /*includeInstantApps*/); 6388 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6389 intent, resolvedType, flags, sourceUserId, parent.id); 6390 return xpDomainInfo != null; 6391 } 6392 } 6393 return false; 6394 } 6395 6396 private UserInfo getProfileParent(int userId) { 6397 final long identity = Binder.clearCallingIdentity(); 6398 try { 6399 return sUserManager.getProfileParent(userId); 6400 } finally { 6401 Binder.restoreCallingIdentity(identity); 6402 } 6403 } 6404 6405 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6406 String resolvedType, int userId) { 6407 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6408 if (resolver != null) { 6409 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6410 } 6411 return null; 6412 } 6413 6414 @Override 6415 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6416 String resolvedType, int flags, int userId) { 6417 try { 6418 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6419 6420 return new ParceledListSlice<>( 6421 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6422 } finally { 6423 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6424 } 6425 } 6426 6427 /** 6428 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6429 * instant, returns {@code null}. 6430 */ 6431 private String getInstantAppPackageName(int callingUid) { 6432 synchronized (mPackages) { 6433 // If the caller is an isolated app use the owner's uid for the lookup. 6434 if (Process.isIsolated(callingUid)) { 6435 callingUid = mIsolatedOwners.get(callingUid); 6436 } 6437 final int appId = UserHandle.getAppId(callingUid); 6438 final Object obj = mSettings.getUserIdLPr(appId); 6439 if (obj instanceof PackageSetting) { 6440 final PackageSetting ps = (PackageSetting) obj; 6441 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6442 return isInstantApp ? ps.pkg.packageName : null; 6443 } 6444 } 6445 return null; 6446 } 6447 6448 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6449 String resolvedType, int flags, int userId) { 6450 return queryIntentActivitiesInternal( 6451 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6452 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6453 } 6454 6455 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6456 String resolvedType, int flags, int filterCallingUid, int userId, 6457 boolean resolveForStart, boolean allowDynamicSplits) { 6458 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6459 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6460 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6461 false /* requireFullPermission */, false /* checkShell */, 6462 "query intent activities"); 6463 final String pkgName = intent.getPackage(); 6464 ComponentName comp = intent.getComponent(); 6465 if (comp == null) { 6466 if (intent.getSelector() != null) { 6467 intent = intent.getSelector(); 6468 comp = intent.getComponent(); 6469 } 6470 } 6471 6472 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6473 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6474 if (comp != null) { 6475 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6476 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6477 if (ai != null) { 6478 // When specifying an explicit component, we prevent the activity from being 6479 // used when either 1) the calling package is normal and the activity is within 6480 // an ephemeral application or 2) the calling package is ephemeral and the 6481 // activity is not visible to ephemeral applications. 6482 final boolean matchInstantApp = 6483 (flags & PackageManager.MATCH_INSTANT) != 0; 6484 final boolean matchVisibleToInstantAppOnly = 6485 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6486 final boolean matchExplicitlyVisibleOnly = 6487 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6488 final boolean isCallerInstantApp = 6489 instantAppPkgName != null; 6490 final boolean isTargetSameInstantApp = 6491 comp.getPackageName().equals(instantAppPkgName); 6492 final boolean isTargetInstantApp = 6493 (ai.applicationInfo.privateFlags 6494 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6495 final boolean isTargetVisibleToInstantApp = 6496 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6497 final boolean isTargetExplicitlyVisibleToInstantApp = 6498 isTargetVisibleToInstantApp 6499 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6500 final boolean isTargetHiddenFromInstantApp = 6501 !isTargetVisibleToInstantApp 6502 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6503 final boolean blockResolution = 6504 !isTargetSameInstantApp 6505 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6506 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6507 && isTargetHiddenFromInstantApp)); 6508 if (!blockResolution) { 6509 final ResolveInfo ri = new ResolveInfo(); 6510 ri.activityInfo = ai; 6511 list.add(ri); 6512 } 6513 } 6514 return applyPostResolutionFilter( 6515 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6516 } 6517 6518 // reader 6519 boolean sortResult = false; 6520 boolean addEphemeral = false; 6521 List<ResolveInfo> result; 6522 final boolean ephemeralDisabled = isEphemeralDisabled(); 6523 synchronized (mPackages) { 6524 if (pkgName == null) { 6525 List<CrossProfileIntentFilter> matchingFilters = 6526 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6527 // Check for results that need to skip the current profile. 6528 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6529 resolvedType, flags, userId); 6530 if (xpResolveInfo != null) { 6531 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6532 xpResult.add(xpResolveInfo); 6533 return applyPostResolutionFilter( 6534 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6535 allowDynamicSplits, filterCallingUid, userId); 6536 } 6537 6538 // Check for results in the current profile. 6539 result = filterIfNotSystemUser(mActivities.queryIntent( 6540 intent, resolvedType, flags, userId), userId); 6541 addEphemeral = !ephemeralDisabled 6542 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6543 // Check for cross profile results. 6544 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6545 xpResolveInfo = queryCrossProfileIntents( 6546 matchingFilters, intent, resolvedType, flags, userId, 6547 hasNonNegativePriorityResult); 6548 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6549 boolean isVisibleToUser = filterIfNotSystemUser( 6550 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6551 if (isVisibleToUser) { 6552 result.add(xpResolveInfo); 6553 sortResult = true; 6554 } 6555 } 6556 if (intent.hasWebURI()) { 6557 CrossProfileDomainInfo xpDomainInfo = null; 6558 final UserInfo parent = getProfileParent(userId); 6559 if (parent != null) { 6560 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6561 flags, userId, parent.id); 6562 } 6563 if (xpDomainInfo != null) { 6564 if (xpResolveInfo != null) { 6565 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6566 // in the result. 6567 result.remove(xpResolveInfo); 6568 } 6569 if (result.size() == 0 && !addEphemeral) { 6570 // No result in current profile, but found candidate in parent user. 6571 // And we are not going to add emphemeral app, so we can return the 6572 // result straight away. 6573 result.add(xpDomainInfo.resolveInfo); 6574 return applyPostResolutionFilter(result, instantAppPkgName, 6575 allowDynamicSplits, filterCallingUid, userId); 6576 } 6577 } else if (result.size() <= 1 && !addEphemeral) { 6578 // No result in parent user and <= 1 result in current profile, and we 6579 // are not going to add emphemeral app, so we can return the result without 6580 // further processing. 6581 return applyPostResolutionFilter(result, instantAppPkgName, 6582 allowDynamicSplits, filterCallingUid, userId); 6583 } 6584 // We have more than one candidate (combining results from current and parent 6585 // profile), so we need filtering and sorting. 6586 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6587 intent, flags, result, xpDomainInfo, userId); 6588 sortResult = true; 6589 } 6590 } else { 6591 final PackageParser.Package pkg = mPackages.get(pkgName); 6592 result = null; 6593 if (pkg != null) { 6594 result = filterIfNotSystemUser( 6595 mActivities.queryIntentForPackage( 6596 intent, resolvedType, flags, pkg.activities, userId), 6597 userId); 6598 } 6599 if (result == null || result.size() == 0) { 6600 // the caller wants to resolve for a particular package; however, there 6601 // were no installed results, so, try to find an ephemeral result 6602 addEphemeral = !ephemeralDisabled 6603 && isInstantAppAllowed( 6604 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6605 if (result == null) { 6606 result = new ArrayList<>(); 6607 } 6608 } 6609 } 6610 } 6611 if (addEphemeral) { 6612 result = maybeAddInstantAppInstaller( 6613 result, intent, resolvedType, flags, userId, resolveForStart); 6614 } 6615 if (sortResult) { 6616 Collections.sort(result, mResolvePrioritySorter); 6617 } 6618 return applyPostResolutionFilter( 6619 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6620 } 6621 6622 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6623 String resolvedType, int flags, int userId, boolean resolveForStart) { 6624 // first, check to see if we've got an instant app already installed 6625 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6626 ResolveInfo localInstantApp = null; 6627 boolean blockResolution = false; 6628 if (!alreadyResolvedLocally) { 6629 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6630 flags 6631 | PackageManager.GET_RESOLVED_FILTER 6632 | PackageManager.MATCH_INSTANT 6633 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6634 userId); 6635 for (int i = instantApps.size() - 1; i >= 0; --i) { 6636 final ResolveInfo info = instantApps.get(i); 6637 final String packageName = info.activityInfo.packageName; 6638 final PackageSetting ps = mSettings.mPackages.get(packageName); 6639 if (ps.getInstantApp(userId)) { 6640 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6641 final int status = (int)(packedStatus >> 32); 6642 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6643 // there's a local instant application installed, but, the user has 6644 // chosen to never use it; skip resolution and don't acknowledge 6645 // an instant application is even available 6646 if (DEBUG_INSTANT) { 6647 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6648 } 6649 blockResolution = true; 6650 break; 6651 } else { 6652 // we have a locally installed instant application; skip resolution 6653 // but acknowledge there's an instant application available 6654 if (DEBUG_INSTANT) { 6655 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6656 } 6657 localInstantApp = info; 6658 break; 6659 } 6660 } 6661 } 6662 } 6663 // no app installed, let's see if one's available 6664 AuxiliaryResolveInfo auxiliaryResponse = null; 6665 if (!blockResolution) { 6666 if (localInstantApp == null) { 6667 // we don't have an instant app locally, resolve externally 6668 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6669 final InstantAppRequest requestObject = new InstantAppRequest( 6670 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6671 null /*callingPackage*/, userId, null /*verificationBundle*/, 6672 resolveForStart); 6673 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6674 mInstantAppResolverConnection, requestObject); 6675 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6676 } else { 6677 // we have an instant application locally, but, we can't admit that since 6678 // callers shouldn't be able to determine prior browsing. create a dummy 6679 // auxiliary response so the downstream code behaves as if there's an 6680 // instant application available externally. when it comes time to start 6681 // the instant application, we'll do the right thing. 6682 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6683 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6684 ai.packageName, ai.versionCode, null /* splitName */); 6685 } 6686 } 6687 if (intent.isWebIntent() && auxiliaryResponse == null) { 6688 return result; 6689 } 6690 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6691 if (ps == null) { 6692 return result; 6693 } 6694 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6695 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6696 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6697 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6698 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6699 // add a non-generic filter 6700 ephemeralInstaller.filter = new IntentFilter(); 6701 if (intent.getAction() != null) { 6702 ephemeralInstaller.filter.addAction(intent.getAction()); 6703 } 6704 if (intent.getData() != null && intent.getData().getPath() != null) { 6705 ephemeralInstaller.filter.addDataPath( 6706 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6707 } 6708 ephemeralInstaller.isInstantAppAvailable = true; 6709 // make sure this resolver is the default 6710 ephemeralInstaller.isDefault = true; 6711 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6712 if (DEBUG_INSTANT) { 6713 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6714 } 6715 6716 result.add(ephemeralInstaller); 6717 return result; 6718 } 6719 6720 private static class CrossProfileDomainInfo { 6721 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6722 ResolveInfo resolveInfo; 6723 /* Best domain verification status of the activities found in the other profile */ 6724 int bestDomainVerificationStatus; 6725 } 6726 6727 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6728 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6729 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6730 sourceUserId)) { 6731 return null; 6732 } 6733 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6734 resolvedType, flags, parentUserId); 6735 6736 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6737 return null; 6738 } 6739 CrossProfileDomainInfo result = null; 6740 int size = resultTargetUser.size(); 6741 for (int i = 0; i < size; i++) { 6742 ResolveInfo riTargetUser = resultTargetUser.get(i); 6743 // Intent filter verification is only for filters that specify a host. So don't return 6744 // those that handle all web uris. 6745 if (riTargetUser.handleAllWebDataURI) { 6746 continue; 6747 } 6748 String packageName = riTargetUser.activityInfo.packageName; 6749 PackageSetting ps = mSettings.mPackages.get(packageName); 6750 if (ps == null) { 6751 continue; 6752 } 6753 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6754 int status = (int)(verificationState >> 32); 6755 if (result == null) { 6756 result = new CrossProfileDomainInfo(); 6757 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6758 sourceUserId, parentUserId); 6759 result.bestDomainVerificationStatus = status; 6760 } else { 6761 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6762 result.bestDomainVerificationStatus); 6763 } 6764 } 6765 // Don't consider matches with status NEVER across profiles. 6766 if (result != null && result.bestDomainVerificationStatus 6767 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6768 return null; 6769 } 6770 return result; 6771 } 6772 6773 /** 6774 * Verification statuses are ordered from the worse to the best, except for 6775 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6776 */ 6777 private int bestDomainVerificationStatus(int status1, int status2) { 6778 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6779 return status2; 6780 } 6781 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6782 return status1; 6783 } 6784 return (int) MathUtils.max(status1, status2); 6785 } 6786 6787 private boolean isUserEnabled(int userId) { 6788 long callingId = Binder.clearCallingIdentity(); 6789 try { 6790 UserInfo userInfo = sUserManager.getUserInfo(userId); 6791 return userInfo != null && userInfo.isEnabled(); 6792 } finally { 6793 Binder.restoreCallingIdentity(callingId); 6794 } 6795 } 6796 6797 /** 6798 * Filter out activities with systemUserOnly flag set, when current user is not System. 6799 * 6800 * @return filtered list 6801 */ 6802 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6803 if (userId == UserHandle.USER_SYSTEM) { 6804 return resolveInfos; 6805 } 6806 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6807 ResolveInfo info = resolveInfos.get(i); 6808 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6809 resolveInfos.remove(i); 6810 } 6811 } 6812 return resolveInfos; 6813 } 6814 6815 /** 6816 * Filters out ephemeral activities. 6817 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6818 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6819 * 6820 * @param resolveInfos The pre-filtered list of resolved activities 6821 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6822 * is performed. 6823 * @return A filtered list of resolved activities. 6824 */ 6825 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6826 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId) { 6827 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6828 final ResolveInfo info = resolveInfos.get(i); 6829 // allow activities that are defined in the provided package 6830 if (allowDynamicSplits 6831 && info.activityInfo != null 6832 && info.activityInfo.splitName != null 6833 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6834 info.activityInfo.splitName)) { 6835 if (mInstantAppInstallerActivity == null) { 6836 if (DEBUG_INSTALL) { 6837 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6838 } 6839 resolveInfos.remove(i); 6840 continue; 6841 } 6842 // requested activity is defined in a split that hasn't been installed yet. 6843 // add the installer to the resolve list 6844 if (DEBUG_INSTALL) { 6845 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6846 } 6847 final ResolveInfo installerInfo = new ResolveInfo( 6848 mInstantAppInstallerInfo); 6849 final ComponentName installFailureActivity = findInstallFailureActivity( 6850 info.activityInfo.packageName, filterCallingUid, userId); 6851 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6852 installFailureActivity, 6853 info.activityInfo.packageName, 6854 info.activityInfo.applicationInfo.versionCode, 6855 info.activityInfo.splitName); 6856 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6857 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6858 // add a non-generic filter 6859 installerInfo.filter = new IntentFilter(); 6860 6861 // This resolve info may appear in the chooser UI, so let us make it 6862 // look as the one it replaces as far as the user is concerned which 6863 // requires loading the correct label and icon for the resolve info. 6864 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6865 installerInfo.labelRes = info.resolveLabelResId(); 6866 installerInfo.icon = info.resolveIconResId(); 6867 6868 // propagate priority/preferred order/default 6869 installerInfo.priority = info.priority; 6870 installerInfo.preferredOrder = info.preferredOrder; 6871 installerInfo.isDefault = info.isDefault; 6872 installerInfo.isInstantAppAvailable = true; 6873 resolveInfos.set(i, installerInfo); 6874 continue; 6875 } 6876 // caller is a full app, don't need to apply any other filtering 6877 if (ephemeralPkgName == null) { 6878 continue; 6879 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6880 // caller is same app; don't need to apply any other filtering 6881 continue; 6882 } 6883 // allow activities that have been explicitly exposed to ephemeral apps 6884 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6885 if (!isEphemeralApp 6886 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6887 continue; 6888 } 6889 resolveInfos.remove(i); 6890 } 6891 return resolveInfos; 6892 } 6893 6894 /** 6895 * Returns the activity component that can handle install failures. 6896 * <p>By default, the instant application installer handles failures. However, an 6897 * application may want to handle failures on its own. Applications do this by 6898 * creating an activity with an intent filter that handles the action 6899 * {@link Intent#ACTION_INSTALL_FAILURE}. 6900 */ 6901 private @Nullable ComponentName findInstallFailureActivity( 6902 String packageName, int filterCallingUid, int userId) { 6903 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6904 failureActivityIntent.setPackage(packageName); 6905 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6906 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6907 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6908 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6909 final int NR = result.size(); 6910 if (NR > 0) { 6911 for (int i = 0; i < NR; i++) { 6912 final ResolveInfo info = result.get(i); 6913 if (info.activityInfo.splitName != null) { 6914 continue; 6915 } 6916 return new ComponentName(packageName, info.activityInfo.name); 6917 } 6918 } 6919 return null; 6920 } 6921 6922 /** 6923 * @param resolveInfos list of resolve infos in descending priority order 6924 * @return if the list contains a resolve info with non-negative priority 6925 */ 6926 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6927 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6928 } 6929 6930 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6931 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6932 int userId) { 6933 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6934 6935 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6936 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6937 candidates.size()); 6938 } 6939 6940 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6941 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6942 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6943 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6944 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6945 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6946 6947 synchronized (mPackages) { 6948 final int count = candidates.size(); 6949 // First, try to use linked apps. Partition the candidates into four lists: 6950 // one for the final results, one for the "do not use ever", one for "undefined status" 6951 // and finally one for "browser app type". 6952 for (int n=0; n<count; n++) { 6953 ResolveInfo info = candidates.get(n); 6954 String packageName = info.activityInfo.packageName; 6955 PackageSetting ps = mSettings.mPackages.get(packageName); 6956 if (ps != null) { 6957 // Add to the special match all list (Browser use case) 6958 if (info.handleAllWebDataURI) { 6959 matchAllList.add(info); 6960 continue; 6961 } 6962 // Try to get the status from User settings first 6963 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6964 int status = (int)(packedStatus >> 32); 6965 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6966 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6967 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6968 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6969 + " : linkgen=" + linkGeneration); 6970 } 6971 // Use link-enabled generation as preferredOrder, i.e. 6972 // prefer newly-enabled over earlier-enabled. 6973 info.preferredOrder = linkGeneration; 6974 alwaysList.add(info); 6975 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6976 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6977 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6978 } 6979 neverList.add(info); 6980 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6981 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6982 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6983 } 6984 alwaysAskList.add(info); 6985 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6986 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6987 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6988 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6989 } 6990 undefinedList.add(info); 6991 } 6992 } 6993 } 6994 6995 // We'll want to include browser possibilities in a few cases 6996 boolean includeBrowser = false; 6997 6998 // First try to add the "always" resolution(s) for the current user, if any 6999 if (alwaysList.size() > 0) { 7000 result.addAll(alwaysList); 7001 } else { 7002 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7003 result.addAll(undefinedList); 7004 // Maybe add one for the other profile. 7005 if (xpDomainInfo != null && ( 7006 xpDomainInfo.bestDomainVerificationStatus 7007 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7008 result.add(xpDomainInfo.resolveInfo); 7009 } 7010 includeBrowser = true; 7011 } 7012 7013 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7014 // If there were 'always' entries their preferred order has been set, so we also 7015 // back that off to make the alternatives equivalent 7016 if (alwaysAskList.size() > 0) { 7017 for (ResolveInfo i : result) { 7018 i.preferredOrder = 0; 7019 } 7020 result.addAll(alwaysAskList); 7021 includeBrowser = true; 7022 } 7023 7024 if (includeBrowser) { 7025 // Also add browsers (all of them or only the default one) 7026 if (DEBUG_DOMAIN_VERIFICATION) { 7027 Slog.v(TAG, " ...including browsers in candidate set"); 7028 } 7029 if ((matchFlags & MATCH_ALL) != 0) { 7030 result.addAll(matchAllList); 7031 } else { 7032 // Browser/generic handling case. If there's a default browser, go straight 7033 // to that (but only if there is no other higher-priority match). 7034 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7035 int maxMatchPrio = 0; 7036 ResolveInfo defaultBrowserMatch = null; 7037 final int numCandidates = matchAllList.size(); 7038 for (int n = 0; n < numCandidates; n++) { 7039 ResolveInfo info = matchAllList.get(n); 7040 // track the highest overall match priority... 7041 if (info.priority > maxMatchPrio) { 7042 maxMatchPrio = info.priority; 7043 } 7044 // ...and the highest-priority default browser match 7045 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7046 if (defaultBrowserMatch == null 7047 || (defaultBrowserMatch.priority < info.priority)) { 7048 if (debug) { 7049 Slog.v(TAG, "Considering default browser match " + info); 7050 } 7051 defaultBrowserMatch = info; 7052 } 7053 } 7054 } 7055 if (defaultBrowserMatch != null 7056 && defaultBrowserMatch.priority >= maxMatchPrio 7057 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7058 { 7059 if (debug) { 7060 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7061 } 7062 result.add(defaultBrowserMatch); 7063 } else { 7064 result.addAll(matchAllList); 7065 } 7066 } 7067 7068 // If there is nothing selected, add all candidates and remove the ones that the user 7069 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7070 if (result.size() == 0) { 7071 result.addAll(candidates); 7072 result.removeAll(neverList); 7073 } 7074 } 7075 } 7076 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7077 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7078 result.size()); 7079 for (ResolveInfo info : result) { 7080 Slog.v(TAG, " + " + info.activityInfo); 7081 } 7082 } 7083 return result; 7084 } 7085 7086 // Returns a packed value as a long: 7087 // 7088 // high 'int'-sized word: link status: undefined/ask/never/always. 7089 // low 'int'-sized word: relative priority among 'always' results. 7090 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7091 long result = ps.getDomainVerificationStatusForUser(userId); 7092 // if none available, get the master status 7093 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7094 if (ps.getIntentFilterVerificationInfo() != null) { 7095 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7096 } 7097 } 7098 return result; 7099 } 7100 7101 private ResolveInfo querySkipCurrentProfileIntents( 7102 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7103 int flags, int sourceUserId) { 7104 if (matchingFilters != null) { 7105 int size = matchingFilters.size(); 7106 for (int i = 0; i < size; i ++) { 7107 CrossProfileIntentFilter filter = matchingFilters.get(i); 7108 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7109 // Checking if there are activities in the target user that can handle the 7110 // intent. 7111 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7112 resolvedType, flags, sourceUserId); 7113 if (resolveInfo != null) { 7114 return resolveInfo; 7115 } 7116 } 7117 } 7118 } 7119 return null; 7120 } 7121 7122 // Return matching ResolveInfo in target user if any. 7123 private ResolveInfo queryCrossProfileIntents( 7124 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7125 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7126 if (matchingFilters != null) { 7127 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7128 // match the same intent. For performance reasons, it is better not to 7129 // run queryIntent twice for the same userId 7130 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7131 int size = matchingFilters.size(); 7132 for (int i = 0; i < size; i++) { 7133 CrossProfileIntentFilter filter = matchingFilters.get(i); 7134 int targetUserId = filter.getTargetUserId(); 7135 boolean skipCurrentProfile = 7136 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7137 boolean skipCurrentProfileIfNoMatchFound = 7138 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7139 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7140 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7141 // Checking if there are activities in the target user that can handle the 7142 // intent. 7143 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7144 resolvedType, flags, sourceUserId); 7145 if (resolveInfo != null) return resolveInfo; 7146 alreadyTriedUserIds.put(targetUserId, true); 7147 } 7148 } 7149 } 7150 return null; 7151 } 7152 7153 /** 7154 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7155 * will forward the intent to the filter's target user. 7156 * Otherwise, returns null. 7157 */ 7158 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7159 String resolvedType, int flags, int sourceUserId) { 7160 int targetUserId = filter.getTargetUserId(); 7161 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7162 resolvedType, flags, targetUserId); 7163 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7164 // If all the matches in the target profile are suspended, return null. 7165 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7166 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7167 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7168 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7169 targetUserId); 7170 } 7171 } 7172 } 7173 return null; 7174 } 7175 7176 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7177 int sourceUserId, int targetUserId) { 7178 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7179 long ident = Binder.clearCallingIdentity(); 7180 boolean targetIsProfile; 7181 try { 7182 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7183 } finally { 7184 Binder.restoreCallingIdentity(ident); 7185 } 7186 String className; 7187 if (targetIsProfile) { 7188 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7189 } else { 7190 className = FORWARD_INTENT_TO_PARENT; 7191 } 7192 ComponentName forwardingActivityComponentName = new ComponentName( 7193 mAndroidApplication.packageName, className); 7194 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7195 sourceUserId); 7196 if (!targetIsProfile) { 7197 forwardingActivityInfo.showUserIcon = targetUserId; 7198 forwardingResolveInfo.noResourceId = true; 7199 } 7200 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7201 forwardingResolveInfo.priority = 0; 7202 forwardingResolveInfo.preferredOrder = 0; 7203 forwardingResolveInfo.match = 0; 7204 forwardingResolveInfo.isDefault = true; 7205 forwardingResolveInfo.filter = filter; 7206 forwardingResolveInfo.targetUserId = targetUserId; 7207 return forwardingResolveInfo; 7208 } 7209 7210 @Override 7211 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7212 Intent[] specifics, String[] specificTypes, Intent intent, 7213 String resolvedType, int flags, int userId) { 7214 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7215 specificTypes, intent, resolvedType, flags, userId)); 7216 } 7217 7218 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7219 Intent[] specifics, String[] specificTypes, Intent intent, 7220 String resolvedType, int flags, int userId) { 7221 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7222 final int callingUid = Binder.getCallingUid(); 7223 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7224 false /*includeInstantApps*/); 7225 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7226 false /*requireFullPermission*/, false /*checkShell*/, 7227 "query intent activity options"); 7228 final String resultsAction = intent.getAction(); 7229 7230 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7231 | PackageManager.GET_RESOLVED_FILTER, userId); 7232 7233 if (DEBUG_INTENT_MATCHING) { 7234 Log.v(TAG, "Query " + intent + ": " + results); 7235 } 7236 7237 int specificsPos = 0; 7238 int N; 7239 7240 // todo: note that the algorithm used here is O(N^2). This 7241 // isn't a problem in our current environment, but if we start running 7242 // into situations where we have more than 5 or 10 matches then this 7243 // should probably be changed to something smarter... 7244 7245 // First we go through and resolve each of the specific items 7246 // that were supplied, taking care of removing any corresponding 7247 // duplicate items in the generic resolve list. 7248 if (specifics != null) { 7249 for (int i=0; i<specifics.length; i++) { 7250 final Intent sintent = specifics[i]; 7251 if (sintent == null) { 7252 continue; 7253 } 7254 7255 if (DEBUG_INTENT_MATCHING) { 7256 Log.v(TAG, "Specific #" + i + ": " + sintent); 7257 } 7258 7259 String action = sintent.getAction(); 7260 if (resultsAction != null && resultsAction.equals(action)) { 7261 // If this action was explicitly requested, then don't 7262 // remove things that have it. 7263 action = null; 7264 } 7265 7266 ResolveInfo ri = null; 7267 ActivityInfo ai = null; 7268 7269 ComponentName comp = sintent.getComponent(); 7270 if (comp == null) { 7271 ri = resolveIntent( 7272 sintent, 7273 specificTypes != null ? specificTypes[i] : null, 7274 flags, userId); 7275 if (ri == null) { 7276 continue; 7277 } 7278 if (ri == mResolveInfo) { 7279 // ACK! Must do something better with this. 7280 } 7281 ai = ri.activityInfo; 7282 comp = new ComponentName(ai.applicationInfo.packageName, 7283 ai.name); 7284 } else { 7285 ai = getActivityInfo(comp, flags, userId); 7286 if (ai == null) { 7287 continue; 7288 } 7289 } 7290 7291 // Look for any generic query activities that are duplicates 7292 // of this specific one, and remove them from the results. 7293 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7294 N = results.size(); 7295 int j; 7296 for (j=specificsPos; j<N; j++) { 7297 ResolveInfo sri = results.get(j); 7298 if ((sri.activityInfo.name.equals(comp.getClassName()) 7299 && sri.activityInfo.applicationInfo.packageName.equals( 7300 comp.getPackageName())) 7301 || (action != null && sri.filter.matchAction(action))) { 7302 results.remove(j); 7303 if (DEBUG_INTENT_MATCHING) Log.v( 7304 TAG, "Removing duplicate item from " + j 7305 + " due to specific " + specificsPos); 7306 if (ri == null) { 7307 ri = sri; 7308 } 7309 j--; 7310 N--; 7311 } 7312 } 7313 7314 // Add this specific item to its proper place. 7315 if (ri == null) { 7316 ri = new ResolveInfo(); 7317 ri.activityInfo = ai; 7318 } 7319 results.add(specificsPos, ri); 7320 ri.specificIndex = i; 7321 specificsPos++; 7322 } 7323 } 7324 7325 // Now we go through the remaining generic results and remove any 7326 // duplicate actions that are found here. 7327 N = results.size(); 7328 for (int i=specificsPos; i<N-1; i++) { 7329 final ResolveInfo rii = results.get(i); 7330 if (rii.filter == null) { 7331 continue; 7332 } 7333 7334 // Iterate over all of the actions of this result's intent 7335 // filter... typically this should be just one. 7336 final Iterator<String> it = rii.filter.actionsIterator(); 7337 if (it == null) { 7338 continue; 7339 } 7340 while (it.hasNext()) { 7341 final String action = it.next(); 7342 if (resultsAction != null && resultsAction.equals(action)) { 7343 // If this action was explicitly requested, then don't 7344 // remove things that have it. 7345 continue; 7346 } 7347 for (int j=i+1; j<N; j++) { 7348 final ResolveInfo rij = results.get(j); 7349 if (rij.filter != null && rij.filter.hasAction(action)) { 7350 results.remove(j); 7351 if (DEBUG_INTENT_MATCHING) Log.v( 7352 TAG, "Removing duplicate item from " + j 7353 + " due to action " + action + " at " + i); 7354 j--; 7355 N--; 7356 } 7357 } 7358 } 7359 7360 // If the caller didn't request filter information, drop it now 7361 // so we don't have to marshall/unmarshall it. 7362 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7363 rii.filter = null; 7364 } 7365 } 7366 7367 // Filter out the caller activity if so requested. 7368 if (caller != null) { 7369 N = results.size(); 7370 for (int i=0; i<N; i++) { 7371 ActivityInfo ainfo = results.get(i).activityInfo; 7372 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7373 && caller.getClassName().equals(ainfo.name)) { 7374 results.remove(i); 7375 break; 7376 } 7377 } 7378 } 7379 7380 // If the caller didn't request filter information, 7381 // drop them now so we don't have to 7382 // marshall/unmarshall it. 7383 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7384 N = results.size(); 7385 for (int i=0; i<N; i++) { 7386 results.get(i).filter = null; 7387 } 7388 } 7389 7390 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7391 return results; 7392 } 7393 7394 @Override 7395 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7396 String resolvedType, int flags, int userId) { 7397 return new ParceledListSlice<>( 7398 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7399 false /*allowDynamicSplits*/)); 7400 } 7401 7402 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7403 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7404 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7405 final int callingUid = Binder.getCallingUid(); 7406 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7407 false /*requireFullPermission*/, false /*checkShell*/, 7408 "query intent receivers"); 7409 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7410 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7411 false /*includeInstantApps*/); 7412 ComponentName comp = intent.getComponent(); 7413 if (comp == null) { 7414 if (intent.getSelector() != null) { 7415 intent = intent.getSelector(); 7416 comp = intent.getComponent(); 7417 } 7418 } 7419 if (comp != null) { 7420 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7421 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7422 if (ai != null) { 7423 // When specifying an explicit component, we prevent the activity from being 7424 // used when either 1) the calling package is normal and the activity is within 7425 // an instant application or 2) the calling package is ephemeral and the 7426 // activity is not visible to instant applications. 7427 final boolean matchInstantApp = 7428 (flags & PackageManager.MATCH_INSTANT) != 0; 7429 final boolean matchVisibleToInstantAppOnly = 7430 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7431 final boolean matchExplicitlyVisibleOnly = 7432 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7433 final boolean isCallerInstantApp = 7434 instantAppPkgName != null; 7435 final boolean isTargetSameInstantApp = 7436 comp.getPackageName().equals(instantAppPkgName); 7437 final boolean isTargetInstantApp = 7438 (ai.applicationInfo.privateFlags 7439 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7440 final boolean isTargetVisibleToInstantApp = 7441 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7442 final boolean isTargetExplicitlyVisibleToInstantApp = 7443 isTargetVisibleToInstantApp 7444 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7445 final boolean isTargetHiddenFromInstantApp = 7446 !isTargetVisibleToInstantApp 7447 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7448 final boolean blockResolution = 7449 !isTargetSameInstantApp 7450 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7451 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7452 && isTargetHiddenFromInstantApp)); 7453 if (!blockResolution) { 7454 ResolveInfo ri = new ResolveInfo(); 7455 ri.activityInfo = ai; 7456 list.add(ri); 7457 } 7458 } 7459 return applyPostResolutionFilter( 7460 list, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7461 } 7462 7463 // reader 7464 synchronized (mPackages) { 7465 String pkgName = intent.getPackage(); 7466 if (pkgName == null) { 7467 final List<ResolveInfo> result = 7468 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7469 return applyPostResolutionFilter( 7470 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7471 } 7472 final PackageParser.Package pkg = mPackages.get(pkgName); 7473 if (pkg != null) { 7474 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7475 intent, resolvedType, flags, pkg.receivers, userId); 7476 return applyPostResolutionFilter( 7477 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7478 } 7479 return Collections.emptyList(); 7480 } 7481 } 7482 7483 @Override 7484 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7485 final int callingUid = Binder.getCallingUid(); 7486 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7487 } 7488 7489 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7490 int userId, int callingUid) { 7491 if (!sUserManager.exists(userId)) return null; 7492 flags = updateFlagsForResolve( 7493 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7494 List<ResolveInfo> query = queryIntentServicesInternal( 7495 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7496 if (query != null) { 7497 if (query.size() >= 1) { 7498 // If there is more than one service with the same priority, 7499 // just arbitrarily pick the first one. 7500 return query.get(0); 7501 } 7502 } 7503 return null; 7504 } 7505 7506 @Override 7507 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7508 String resolvedType, int flags, int userId) { 7509 final int callingUid = Binder.getCallingUid(); 7510 return new ParceledListSlice<>(queryIntentServicesInternal( 7511 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7512 } 7513 7514 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7515 String resolvedType, int flags, int userId, int callingUid, 7516 boolean includeInstantApps) { 7517 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7518 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7519 false /*requireFullPermission*/, false /*checkShell*/, 7520 "query intent receivers"); 7521 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7522 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7523 ComponentName comp = intent.getComponent(); 7524 if (comp == null) { 7525 if (intent.getSelector() != null) { 7526 intent = intent.getSelector(); 7527 comp = intent.getComponent(); 7528 } 7529 } 7530 if (comp != null) { 7531 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7532 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7533 if (si != null) { 7534 // When specifying an explicit component, we prevent the service from being 7535 // used when either 1) the service is in an instant application and the 7536 // caller is not the same instant application or 2) the calling package is 7537 // ephemeral and the activity is not visible to ephemeral applications. 7538 final boolean matchInstantApp = 7539 (flags & PackageManager.MATCH_INSTANT) != 0; 7540 final boolean matchVisibleToInstantAppOnly = 7541 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7542 final boolean isCallerInstantApp = 7543 instantAppPkgName != null; 7544 final boolean isTargetSameInstantApp = 7545 comp.getPackageName().equals(instantAppPkgName); 7546 final boolean isTargetInstantApp = 7547 (si.applicationInfo.privateFlags 7548 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7549 final boolean isTargetHiddenFromInstantApp = 7550 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7551 final boolean blockResolution = 7552 !isTargetSameInstantApp 7553 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7554 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7555 && isTargetHiddenFromInstantApp)); 7556 if (!blockResolution) { 7557 final ResolveInfo ri = new ResolveInfo(); 7558 ri.serviceInfo = si; 7559 list.add(ri); 7560 } 7561 } 7562 return list; 7563 } 7564 7565 // reader 7566 synchronized (mPackages) { 7567 String pkgName = intent.getPackage(); 7568 if (pkgName == null) { 7569 return applyPostServiceResolutionFilter( 7570 mServices.queryIntent(intent, resolvedType, flags, userId), 7571 instantAppPkgName); 7572 } 7573 final PackageParser.Package pkg = mPackages.get(pkgName); 7574 if (pkg != null) { 7575 return applyPostServiceResolutionFilter( 7576 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7577 userId), 7578 instantAppPkgName); 7579 } 7580 return Collections.emptyList(); 7581 } 7582 } 7583 7584 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7585 String instantAppPkgName) { 7586 if (instantAppPkgName == null) { 7587 return resolveInfos; 7588 } 7589 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7590 final ResolveInfo info = resolveInfos.get(i); 7591 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7592 // allow services that are defined in the provided package 7593 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7594 if (info.serviceInfo.splitName != null 7595 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7596 info.serviceInfo.splitName)) { 7597 // requested service is defined in a split that hasn't been installed yet. 7598 // add the installer to the resolve list 7599 if (DEBUG_INSTANT) { 7600 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7601 } 7602 final ResolveInfo installerInfo = new ResolveInfo( 7603 mInstantAppInstallerInfo); 7604 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7605 null /* installFailureActivity */, 7606 info.serviceInfo.packageName, 7607 info.serviceInfo.applicationInfo.versionCode, 7608 info.serviceInfo.splitName); 7609 // make sure this resolver is the default 7610 installerInfo.isDefault = true; 7611 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7612 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7613 // add a non-generic filter 7614 installerInfo.filter = new IntentFilter(); 7615 // load resources from the correct package 7616 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7617 resolveInfos.set(i, installerInfo); 7618 } 7619 continue; 7620 } 7621 // allow services that have been explicitly exposed to ephemeral apps 7622 if (!isEphemeralApp 7623 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7624 continue; 7625 } 7626 resolveInfos.remove(i); 7627 } 7628 return resolveInfos; 7629 } 7630 7631 @Override 7632 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7633 String resolvedType, int flags, int userId) { 7634 return new ParceledListSlice<>( 7635 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7636 } 7637 7638 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7639 Intent intent, String resolvedType, int flags, int userId) { 7640 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7641 final int callingUid = Binder.getCallingUid(); 7642 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7643 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7644 false /*includeInstantApps*/); 7645 ComponentName comp = intent.getComponent(); 7646 if (comp == null) { 7647 if (intent.getSelector() != null) { 7648 intent = intent.getSelector(); 7649 comp = intent.getComponent(); 7650 } 7651 } 7652 if (comp != null) { 7653 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7654 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7655 if (pi != null) { 7656 // When specifying an explicit component, we prevent the provider from being 7657 // used when either 1) the provider is in an instant application and the 7658 // caller is not the same instant application or 2) the calling package is an 7659 // instant application and the provider is not visible to instant applications. 7660 final boolean matchInstantApp = 7661 (flags & PackageManager.MATCH_INSTANT) != 0; 7662 final boolean matchVisibleToInstantAppOnly = 7663 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7664 final boolean isCallerInstantApp = 7665 instantAppPkgName != null; 7666 final boolean isTargetSameInstantApp = 7667 comp.getPackageName().equals(instantAppPkgName); 7668 final boolean isTargetInstantApp = 7669 (pi.applicationInfo.privateFlags 7670 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7671 final boolean isTargetHiddenFromInstantApp = 7672 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7673 final boolean blockResolution = 7674 !isTargetSameInstantApp 7675 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7676 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7677 && isTargetHiddenFromInstantApp)); 7678 if (!blockResolution) { 7679 final ResolveInfo ri = new ResolveInfo(); 7680 ri.providerInfo = pi; 7681 list.add(ri); 7682 } 7683 } 7684 return list; 7685 } 7686 7687 // reader 7688 synchronized (mPackages) { 7689 String pkgName = intent.getPackage(); 7690 if (pkgName == null) { 7691 return applyPostContentProviderResolutionFilter( 7692 mProviders.queryIntent(intent, resolvedType, flags, userId), 7693 instantAppPkgName); 7694 } 7695 final PackageParser.Package pkg = mPackages.get(pkgName); 7696 if (pkg != null) { 7697 return applyPostContentProviderResolutionFilter( 7698 mProviders.queryIntentForPackage( 7699 intent, resolvedType, flags, pkg.providers, userId), 7700 instantAppPkgName); 7701 } 7702 return Collections.emptyList(); 7703 } 7704 } 7705 7706 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7707 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7708 if (instantAppPkgName == null) { 7709 return resolveInfos; 7710 } 7711 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7712 final ResolveInfo info = resolveInfos.get(i); 7713 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7714 // allow providers that are defined in the provided package 7715 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7716 if (info.providerInfo.splitName != null 7717 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7718 info.providerInfo.splitName)) { 7719 // requested provider is defined in a split that hasn't been installed yet. 7720 // add the installer to the resolve list 7721 if (DEBUG_INSTANT) { 7722 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7723 } 7724 final ResolveInfo installerInfo = new ResolveInfo( 7725 mInstantAppInstallerInfo); 7726 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7727 null /*failureActivity*/, 7728 info.providerInfo.packageName, 7729 info.providerInfo.applicationInfo.versionCode, 7730 info.providerInfo.splitName); 7731 // make sure this resolver is the default 7732 installerInfo.isDefault = true; 7733 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7734 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7735 // add a non-generic filter 7736 installerInfo.filter = new IntentFilter(); 7737 // load resources from the correct package 7738 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7739 resolveInfos.set(i, installerInfo); 7740 } 7741 continue; 7742 } 7743 // allow providers that have been explicitly exposed to instant applications 7744 if (!isEphemeralApp 7745 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7746 continue; 7747 } 7748 resolveInfos.remove(i); 7749 } 7750 return resolveInfos; 7751 } 7752 7753 @Override 7754 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7755 final int callingUid = Binder.getCallingUid(); 7756 if (getInstantAppPackageName(callingUid) != null) { 7757 return ParceledListSlice.emptyList(); 7758 } 7759 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7760 flags = updateFlagsForPackage(flags, userId, null); 7761 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7762 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7763 true /* requireFullPermission */, false /* checkShell */, 7764 "get installed packages"); 7765 7766 // writer 7767 synchronized (mPackages) { 7768 ArrayList<PackageInfo> list; 7769 if (listUninstalled) { 7770 list = new ArrayList<>(mSettings.mPackages.size()); 7771 for (PackageSetting ps : mSettings.mPackages.values()) { 7772 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7773 continue; 7774 } 7775 if (filterAppAccessLPr(ps, callingUid, userId)) { 7776 continue; 7777 } 7778 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7779 if (pi != null) { 7780 list.add(pi); 7781 } 7782 } 7783 } else { 7784 list = new ArrayList<>(mPackages.size()); 7785 for (PackageParser.Package p : mPackages.values()) { 7786 final PackageSetting ps = (PackageSetting) p.mExtras; 7787 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7788 continue; 7789 } 7790 if (filterAppAccessLPr(ps, callingUid, userId)) { 7791 continue; 7792 } 7793 final PackageInfo pi = generatePackageInfo((PackageSetting) 7794 p.mExtras, flags, userId); 7795 if (pi != null) { 7796 list.add(pi); 7797 } 7798 } 7799 } 7800 7801 return new ParceledListSlice<>(list); 7802 } 7803 } 7804 7805 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7806 String[] permissions, boolean[] tmp, int flags, int userId) { 7807 int numMatch = 0; 7808 final PermissionsState permissionsState = ps.getPermissionsState(); 7809 for (int i=0; i<permissions.length; i++) { 7810 final String permission = permissions[i]; 7811 if (permissionsState.hasPermission(permission, userId)) { 7812 tmp[i] = true; 7813 numMatch++; 7814 } else { 7815 tmp[i] = false; 7816 } 7817 } 7818 if (numMatch == 0) { 7819 return; 7820 } 7821 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7822 7823 // The above might return null in cases of uninstalled apps or install-state 7824 // skew across users/profiles. 7825 if (pi != null) { 7826 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7827 if (numMatch == permissions.length) { 7828 pi.requestedPermissions = permissions; 7829 } else { 7830 pi.requestedPermissions = new String[numMatch]; 7831 numMatch = 0; 7832 for (int i=0; i<permissions.length; i++) { 7833 if (tmp[i]) { 7834 pi.requestedPermissions[numMatch] = permissions[i]; 7835 numMatch++; 7836 } 7837 } 7838 } 7839 } 7840 list.add(pi); 7841 } 7842 } 7843 7844 @Override 7845 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7846 String[] permissions, int flags, int userId) { 7847 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7848 flags = updateFlagsForPackage(flags, userId, permissions); 7849 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7850 true /* requireFullPermission */, false /* checkShell */, 7851 "get packages holding permissions"); 7852 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7853 7854 // writer 7855 synchronized (mPackages) { 7856 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7857 boolean[] tmpBools = new boolean[permissions.length]; 7858 if (listUninstalled) { 7859 for (PackageSetting ps : mSettings.mPackages.values()) { 7860 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7861 userId); 7862 } 7863 } else { 7864 for (PackageParser.Package pkg : mPackages.values()) { 7865 PackageSetting ps = (PackageSetting)pkg.mExtras; 7866 if (ps != null) { 7867 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7868 userId); 7869 } 7870 } 7871 } 7872 7873 return new ParceledListSlice<PackageInfo>(list); 7874 } 7875 } 7876 7877 @Override 7878 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7879 final int callingUid = Binder.getCallingUid(); 7880 if (getInstantAppPackageName(callingUid) != null) { 7881 return ParceledListSlice.emptyList(); 7882 } 7883 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7884 flags = updateFlagsForApplication(flags, userId, null); 7885 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7886 7887 // writer 7888 synchronized (mPackages) { 7889 ArrayList<ApplicationInfo> list; 7890 if (listUninstalled) { 7891 list = new ArrayList<>(mSettings.mPackages.size()); 7892 for (PackageSetting ps : mSettings.mPackages.values()) { 7893 ApplicationInfo ai; 7894 int effectiveFlags = flags; 7895 if (ps.isSystem()) { 7896 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7897 } 7898 if (ps.pkg != null) { 7899 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7900 continue; 7901 } 7902 if (filterAppAccessLPr(ps, callingUid, userId)) { 7903 continue; 7904 } 7905 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7906 ps.readUserState(userId), userId); 7907 if (ai != null) { 7908 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7909 } 7910 } else { 7911 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7912 // and already converts to externally visible package name 7913 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7914 callingUid, effectiveFlags, userId); 7915 } 7916 if (ai != null) { 7917 list.add(ai); 7918 } 7919 } 7920 } else { 7921 list = new ArrayList<>(mPackages.size()); 7922 for (PackageParser.Package p : mPackages.values()) { 7923 if (p.mExtras != null) { 7924 PackageSetting ps = (PackageSetting) p.mExtras; 7925 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7926 continue; 7927 } 7928 if (filterAppAccessLPr(ps, callingUid, userId)) { 7929 continue; 7930 } 7931 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7932 ps.readUserState(userId), userId); 7933 if (ai != null) { 7934 ai.packageName = resolveExternalPackageNameLPr(p); 7935 list.add(ai); 7936 } 7937 } 7938 } 7939 } 7940 7941 return new ParceledListSlice<>(list); 7942 } 7943 } 7944 7945 @Override 7946 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7947 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7948 return null; 7949 } 7950 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7951 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7952 "getEphemeralApplications"); 7953 } 7954 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7955 true /* requireFullPermission */, false /* checkShell */, 7956 "getEphemeralApplications"); 7957 synchronized (mPackages) { 7958 List<InstantAppInfo> instantApps = mInstantAppRegistry 7959 .getInstantAppsLPr(userId); 7960 if (instantApps != null) { 7961 return new ParceledListSlice<>(instantApps); 7962 } 7963 } 7964 return null; 7965 } 7966 7967 @Override 7968 public boolean isInstantApp(String packageName, int userId) { 7969 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7970 true /* requireFullPermission */, false /* checkShell */, 7971 "isInstantApp"); 7972 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7973 return false; 7974 } 7975 7976 synchronized (mPackages) { 7977 int callingUid = Binder.getCallingUid(); 7978 if (Process.isIsolated(callingUid)) { 7979 callingUid = mIsolatedOwners.get(callingUid); 7980 } 7981 final PackageSetting ps = mSettings.mPackages.get(packageName); 7982 PackageParser.Package pkg = mPackages.get(packageName); 7983 final boolean returnAllowed = 7984 ps != null 7985 && (isCallerSameApp(packageName, callingUid) 7986 || canViewInstantApps(callingUid, userId) 7987 || mInstantAppRegistry.isInstantAccessGranted( 7988 userId, UserHandle.getAppId(callingUid), ps.appId)); 7989 if (returnAllowed) { 7990 return ps.getInstantApp(userId); 7991 } 7992 } 7993 return false; 7994 } 7995 7996 @Override 7997 public byte[] getInstantAppCookie(String packageName, int userId) { 7998 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7999 return null; 8000 } 8001 8002 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8003 true /* requireFullPermission */, false /* checkShell */, 8004 "getInstantAppCookie"); 8005 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8006 return null; 8007 } 8008 synchronized (mPackages) { 8009 return mInstantAppRegistry.getInstantAppCookieLPw( 8010 packageName, userId); 8011 } 8012 } 8013 8014 @Override 8015 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8016 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8017 return true; 8018 } 8019 8020 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8021 true /* requireFullPermission */, true /* checkShell */, 8022 "setInstantAppCookie"); 8023 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8024 return false; 8025 } 8026 synchronized (mPackages) { 8027 return mInstantAppRegistry.setInstantAppCookieLPw( 8028 packageName, cookie, userId); 8029 } 8030 } 8031 8032 @Override 8033 public Bitmap getInstantAppIcon(String packageName, int userId) { 8034 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8035 return null; 8036 } 8037 8038 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8039 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8040 "getInstantAppIcon"); 8041 } 8042 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8043 true /* requireFullPermission */, false /* checkShell */, 8044 "getInstantAppIcon"); 8045 8046 synchronized (mPackages) { 8047 return mInstantAppRegistry.getInstantAppIconLPw( 8048 packageName, userId); 8049 } 8050 } 8051 8052 private boolean isCallerSameApp(String packageName, int uid) { 8053 PackageParser.Package pkg = mPackages.get(packageName); 8054 return pkg != null 8055 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8056 } 8057 8058 @Override 8059 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8060 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8061 return ParceledListSlice.emptyList(); 8062 } 8063 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8064 } 8065 8066 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8067 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8068 8069 // reader 8070 synchronized (mPackages) { 8071 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8072 final int userId = UserHandle.getCallingUserId(); 8073 while (i.hasNext()) { 8074 final PackageParser.Package p = i.next(); 8075 if (p.applicationInfo == null) continue; 8076 8077 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8078 && !p.applicationInfo.isDirectBootAware(); 8079 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8080 && p.applicationInfo.isDirectBootAware(); 8081 8082 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8083 && (!mSafeMode || isSystemApp(p)) 8084 && (matchesUnaware || matchesAware)) { 8085 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8086 if (ps != null) { 8087 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8088 ps.readUserState(userId), userId); 8089 if (ai != null) { 8090 finalList.add(ai); 8091 } 8092 } 8093 } 8094 } 8095 } 8096 8097 return finalList; 8098 } 8099 8100 @Override 8101 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8102 return resolveContentProviderInternal(name, flags, userId); 8103 } 8104 8105 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8106 if (!sUserManager.exists(userId)) return null; 8107 flags = updateFlagsForComponent(flags, userId, name); 8108 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8109 // reader 8110 synchronized (mPackages) { 8111 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8112 PackageSetting ps = provider != null 8113 ? mSettings.mPackages.get(provider.owner.packageName) 8114 : null; 8115 if (ps != null) { 8116 final boolean isInstantApp = ps.getInstantApp(userId); 8117 // normal application; filter out instant application provider 8118 if (instantAppPkgName == null && isInstantApp) { 8119 return null; 8120 } 8121 // instant application; filter out other instant applications 8122 if (instantAppPkgName != null 8123 && isInstantApp 8124 && !provider.owner.packageName.equals(instantAppPkgName)) { 8125 return null; 8126 } 8127 // instant application; filter out non-exposed provider 8128 if (instantAppPkgName != null 8129 && !isInstantApp 8130 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8131 return null; 8132 } 8133 // provider not enabled 8134 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8135 return null; 8136 } 8137 return PackageParser.generateProviderInfo( 8138 provider, flags, ps.readUserState(userId), userId); 8139 } 8140 return null; 8141 } 8142 } 8143 8144 /** 8145 * @deprecated 8146 */ 8147 @Deprecated 8148 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8149 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8150 return; 8151 } 8152 // reader 8153 synchronized (mPackages) { 8154 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8155 .entrySet().iterator(); 8156 final int userId = UserHandle.getCallingUserId(); 8157 while (i.hasNext()) { 8158 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8159 PackageParser.Provider p = entry.getValue(); 8160 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8161 8162 if (ps != null && p.syncable 8163 && (!mSafeMode || (p.info.applicationInfo.flags 8164 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8165 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8166 ps.readUserState(userId), userId); 8167 if (info != null) { 8168 outNames.add(entry.getKey()); 8169 outInfo.add(info); 8170 } 8171 } 8172 } 8173 } 8174 } 8175 8176 @Override 8177 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8178 int uid, int flags, String metaDataKey) { 8179 final int callingUid = Binder.getCallingUid(); 8180 final int userId = processName != null ? UserHandle.getUserId(uid) 8181 : UserHandle.getCallingUserId(); 8182 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8183 flags = updateFlagsForComponent(flags, userId, processName); 8184 ArrayList<ProviderInfo> finalList = null; 8185 // reader 8186 synchronized (mPackages) { 8187 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8188 while (i.hasNext()) { 8189 final PackageParser.Provider p = i.next(); 8190 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8191 if (ps != null && p.info.authority != null 8192 && (processName == null 8193 || (p.info.processName.equals(processName) 8194 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8195 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8196 8197 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8198 // parameter. 8199 if (metaDataKey != null 8200 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8201 continue; 8202 } 8203 final ComponentName component = 8204 new ComponentName(p.info.packageName, p.info.name); 8205 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8206 continue; 8207 } 8208 if (finalList == null) { 8209 finalList = new ArrayList<ProviderInfo>(3); 8210 } 8211 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8212 ps.readUserState(userId), userId); 8213 if (info != null) { 8214 finalList.add(info); 8215 } 8216 } 8217 } 8218 } 8219 8220 if (finalList != null) { 8221 Collections.sort(finalList, mProviderInitOrderSorter); 8222 return new ParceledListSlice<ProviderInfo>(finalList); 8223 } 8224 8225 return ParceledListSlice.emptyList(); 8226 } 8227 8228 @Override 8229 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8230 // reader 8231 synchronized (mPackages) { 8232 final int callingUid = Binder.getCallingUid(); 8233 final int callingUserId = UserHandle.getUserId(callingUid); 8234 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8235 if (ps == null) return null; 8236 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8237 return null; 8238 } 8239 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8240 return PackageParser.generateInstrumentationInfo(i, flags); 8241 } 8242 } 8243 8244 @Override 8245 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8246 String targetPackage, int flags) { 8247 final int callingUid = Binder.getCallingUid(); 8248 final int callingUserId = UserHandle.getUserId(callingUid); 8249 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8250 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8251 return ParceledListSlice.emptyList(); 8252 } 8253 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8254 } 8255 8256 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8257 int flags) { 8258 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8259 8260 // reader 8261 synchronized (mPackages) { 8262 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8263 while (i.hasNext()) { 8264 final PackageParser.Instrumentation p = i.next(); 8265 if (targetPackage == null 8266 || targetPackage.equals(p.info.targetPackage)) { 8267 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8268 flags); 8269 if (ii != null) { 8270 finalList.add(ii); 8271 } 8272 } 8273 } 8274 } 8275 8276 return finalList; 8277 } 8278 8279 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8280 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8281 try { 8282 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8283 } finally { 8284 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8285 } 8286 } 8287 8288 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8289 final File[] files = scanDir.listFiles(); 8290 if (ArrayUtils.isEmpty(files)) { 8291 Log.d(TAG, "No files in app dir " + scanDir); 8292 return; 8293 } 8294 8295 if (DEBUG_PACKAGE_SCANNING) { 8296 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8297 + " flags=0x" + Integer.toHexString(parseFlags)); 8298 } 8299 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8300 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8301 mParallelPackageParserCallback)) { 8302 // Submit files for parsing in parallel 8303 int fileCount = 0; 8304 for (File file : files) { 8305 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8306 && !PackageInstallerService.isStageName(file.getName()); 8307 if (!isPackage) { 8308 // Ignore entries which are not packages 8309 continue; 8310 } 8311 parallelPackageParser.submit(file, parseFlags); 8312 fileCount++; 8313 } 8314 8315 // Process results one by one 8316 for (; fileCount > 0; fileCount--) { 8317 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8318 Throwable throwable = parseResult.throwable; 8319 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8320 8321 if (throwable == null) { 8322 // TODO(toddke): move lower in the scan chain 8323 // Static shared libraries have synthetic package names 8324 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8325 renameStaticSharedLibraryPackage(parseResult.pkg); 8326 } 8327 try { 8328 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8329 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8330 currentTime, null); 8331 } 8332 } catch (PackageManagerException e) { 8333 errorCode = e.error; 8334 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8335 } 8336 } else if (throwable instanceof PackageParser.PackageParserException) { 8337 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8338 throwable; 8339 errorCode = e.error; 8340 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8341 } else { 8342 throw new IllegalStateException("Unexpected exception occurred while parsing " 8343 + parseResult.scanFile, throwable); 8344 } 8345 8346 // Delete invalid userdata apps 8347 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8348 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8349 logCriticalInfo(Log.WARN, 8350 "Deleting invalid package at " + parseResult.scanFile); 8351 removeCodePathLI(parseResult.scanFile); 8352 } 8353 } 8354 } 8355 } 8356 8357 public static void reportSettingsProblem(int priority, String msg) { 8358 logCriticalInfo(priority, msg); 8359 } 8360 8361 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8362 boolean forceCollect, boolean skipVerify) throws PackageManagerException { 8363 // When upgrading from pre-N MR1, verify the package time stamp using the package 8364 // directory and not the APK file. 8365 final long lastModifiedTime = mIsPreNMR1Upgrade 8366 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8367 if (ps != null && !forceCollect 8368 && ps.codePathString.equals(pkg.codePath) 8369 && ps.timeStamp == lastModifiedTime 8370 && !isCompatSignatureUpdateNeeded(pkg) 8371 && !isRecoverSignatureUpdateNeeded(pkg)) { 8372 if (ps.signatures.mSigningDetails.signatures != null 8373 && ps.signatures.mSigningDetails.signatures.length != 0 8374 && ps.signatures.mSigningDetails.signatureSchemeVersion 8375 != SignatureSchemeVersion.UNKNOWN) { 8376 // Optimization: reuse the existing cached signing data 8377 // if the package appears to be unchanged. 8378 pkg.mSigningDetails = 8379 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8380 return; 8381 } 8382 8383 Slog.w(TAG, "PackageSetting for " + ps.name 8384 + " is missing signatures. Collecting certs again to recover them."); 8385 } else { 8386 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8387 (forceCollect ? " (forced)" : "")); 8388 } 8389 8390 try { 8391 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8392 PackageParser.collectCertificates(pkg, skipVerify); 8393 } catch (PackageParserException e) { 8394 throw PackageManagerException.from(e); 8395 } finally { 8396 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8397 } 8398 } 8399 8400 /** 8401 * Traces a package scan. 8402 * @see #scanPackageLI(File, int, int, long, UserHandle) 8403 */ 8404 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8405 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8406 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8407 try { 8408 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8409 } finally { 8410 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8411 } 8412 } 8413 8414 /** 8415 * Scans a package and returns the newly parsed package. 8416 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8417 */ 8418 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8419 long currentTime, UserHandle user) throws PackageManagerException { 8420 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8421 PackageParser pp = new PackageParser(); 8422 pp.setSeparateProcesses(mSeparateProcesses); 8423 pp.setOnlyCoreApps(mOnlyCore); 8424 pp.setDisplayMetrics(mMetrics); 8425 pp.setCallback(mPackageParserCallback); 8426 8427 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8428 final PackageParser.Package pkg; 8429 try { 8430 pkg = pp.parsePackage(scanFile, parseFlags); 8431 } catch (PackageParserException e) { 8432 throw PackageManagerException.from(e); 8433 } finally { 8434 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8435 } 8436 8437 // Static shared libraries have synthetic package names 8438 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8439 renameStaticSharedLibraryPackage(pkg); 8440 } 8441 8442 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8443 } 8444 8445 /** 8446 * Scans a package and returns the newly parsed package. 8447 * @throws PackageManagerException on a parse error. 8448 */ 8449 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8450 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8451 @Nullable UserHandle user) 8452 throws PackageManagerException { 8453 // If the package has children and this is the first dive in the function 8454 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8455 // packages (parent and children) would be successfully scanned before the 8456 // actual scan since scanning mutates internal state and we want to atomically 8457 // install the package and its children. 8458 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8459 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8460 scanFlags |= SCAN_CHECK_ONLY; 8461 } 8462 } else { 8463 scanFlags &= ~SCAN_CHECK_ONLY; 8464 } 8465 8466 // Scan the parent 8467 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8468 scanFlags, currentTime, user); 8469 8470 // Scan the children 8471 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8472 for (int i = 0; i < childCount; i++) { 8473 PackageParser.Package childPackage = pkg.childPackages.get(i); 8474 addForInitLI(childPackage, parseFlags, scanFlags, 8475 currentTime, user); 8476 } 8477 8478 8479 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8480 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8481 } 8482 8483 return scannedPkg; 8484 } 8485 8486 /** 8487 * Returns if full apk verification can be skipped for the whole package, including the splits. 8488 */ 8489 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8490 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8491 return false; 8492 } 8493 // TODO: Allow base and splits to be verified individually. 8494 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8495 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8496 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8497 return false; 8498 } 8499 } 8500 } 8501 return true; 8502 } 8503 8504 /** 8505 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8506 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8507 * match one in a trusted source, and should be done separately. 8508 */ 8509 private boolean canSkipFullApkVerification(String apkPath) { 8510 byte[] rootHashObserved = null; 8511 try { 8512 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8513 if (rootHashObserved == null) { 8514 return false; // APK does not contain Merkle tree root hash. 8515 } 8516 synchronized (mInstallLock) { 8517 // Returns whether the observed root hash matches what kernel has. 8518 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8519 return true; 8520 } 8521 } catch (InstallerException | IOException | DigestException | 8522 NoSuchAlgorithmException e) { 8523 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8524 } 8525 return false; 8526 } 8527 8528 /** 8529 * Adds a new package to the internal data structures during platform initialization. 8530 * <p>After adding, the package is known to the system and available for querying. 8531 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8532 * etc...], additional checks are performed. Basic verification [such as ensuring 8533 * matching signatures, checking version codes, etc...] occurs if the package is 8534 * identical to a previously known package. If the package fails a signature check, 8535 * the version installed on /data will be removed. If the version of the new package 8536 * is less than or equal than the version on /data, it will be ignored. 8537 * <p>Regardless of the package location, the results are applied to the internal 8538 * structures and the package is made available to the rest of the system. 8539 * <p>NOTE: The return value should be removed. It's the passed in package object. 8540 */ 8541 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8542 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8543 @Nullable UserHandle user) 8544 throws PackageManagerException { 8545 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8546 final String renamedPkgName; 8547 final PackageSetting disabledPkgSetting; 8548 final boolean isSystemPkgUpdated; 8549 final boolean pkgAlreadyExists; 8550 PackageSetting pkgSetting; 8551 8552 // NOTE: installPackageLI() has the same code to setup the package's 8553 // application info. This probably should be done lower in the call 8554 // stack [such as scanPackageOnly()]. However, we verify the application 8555 // info prior to that [in scanPackageNew()] and thus have to setup 8556 // the application info early. 8557 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8558 pkg.setApplicationInfoCodePath(pkg.codePath); 8559 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8560 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8561 pkg.setApplicationInfoResourcePath(pkg.codePath); 8562 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8563 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8564 8565 synchronized (mPackages) { 8566 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8567 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8568 if (realPkgName != null) { 8569 ensurePackageRenamed(pkg, renamedPkgName); 8570 } 8571 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8572 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8573 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8574 pkgAlreadyExists = pkgSetting != null; 8575 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8576 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8577 isSystemPkgUpdated = disabledPkgSetting != null; 8578 8579 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8580 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8581 } 8582 8583 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8584 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8585 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8586 : null; 8587 if (DEBUG_PACKAGE_SCANNING 8588 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8589 && sharedUserSetting != null) { 8590 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8591 + " (uid=" + sharedUserSetting.userId + "):" 8592 + " packages=" + sharedUserSetting.packages); 8593 } 8594 8595 if (scanSystemPartition) { 8596 // Potentially prune child packages. If the application on the /system 8597 // partition has been updated via OTA, but, is still disabled by a 8598 // version on /data, cycle through all of its children packages and 8599 // remove children that are no longer defined. 8600 if (isSystemPkgUpdated) { 8601 final int scannedChildCount = (pkg.childPackages != null) 8602 ? pkg.childPackages.size() : 0; 8603 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8604 ? disabledPkgSetting.childPackageNames.size() : 0; 8605 for (int i = 0; i < disabledChildCount; i++) { 8606 String disabledChildPackageName = 8607 disabledPkgSetting.childPackageNames.get(i); 8608 boolean disabledPackageAvailable = false; 8609 for (int j = 0; j < scannedChildCount; j++) { 8610 PackageParser.Package childPkg = pkg.childPackages.get(j); 8611 if (childPkg.packageName.equals(disabledChildPackageName)) { 8612 disabledPackageAvailable = true; 8613 break; 8614 } 8615 } 8616 if (!disabledPackageAvailable) { 8617 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8618 } 8619 } 8620 // we're updating the disabled package, so, scan it as the package setting 8621 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8622 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8623 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8624 (pkg == mPlatformPackage), user); 8625 scanPackageOnlyLI(request, mFactoryTest, -1L); 8626 } 8627 } 8628 } 8629 8630 final boolean newPkgChangedPaths = 8631 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8632 final boolean newPkgVersionGreater = 8633 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8634 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8635 && newPkgChangedPaths && newPkgVersionGreater; 8636 if (isSystemPkgBetter) { 8637 // The version of the application on /system is greater than the version on 8638 // /data. Switch back to the application on /system. 8639 // It's safe to assume the application on /system will correctly scan. If not, 8640 // there won't be a working copy of the application. 8641 synchronized (mPackages) { 8642 // just remove the loaded entries from package lists 8643 mPackages.remove(pkgSetting.name); 8644 } 8645 8646 logCriticalInfo(Log.WARN, 8647 "System package updated;" 8648 + " name: " + pkgSetting.name 8649 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8650 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8651 8652 final InstallArgs args = createInstallArgsForExisting( 8653 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8654 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8655 args.cleanUpResourcesLI(); 8656 synchronized (mPackages) { 8657 mSettings.enableSystemPackageLPw(pkgSetting.name); 8658 } 8659 } 8660 8661 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8662 // The version of the application on the /system partition is less than or 8663 // equal to the version on the /data partition. Throw an exception and use 8664 // the application already installed on the /data partition. 8665 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8666 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8667 + " better than this " + pkg.getLongVersionCode()); 8668 } 8669 8670 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8671 // force re-collecting certificate. 8672 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8673 disabledPkgSetting); 8674 // Full APK verification can be skipped during certificate collection, only if the file is 8675 // in verified partition, or can be verified on access (when apk verity is enabled). In both 8676 // cases, only data in Signing Block is verified instead of the whole file. 8677 final boolean skipVerify = ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) || 8678 (forceCollect && canSkipFullPackageVerification(pkg)); 8679 collectCertificatesLI(pkgSetting, pkg, forceCollect, skipVerify); 8680 8681 boolean shouldHideSystemApp = false; 8682 // A new application appeared on /system, but, we already have a copy of 8683 // the application installed on /data. 8684 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8685 && !pkgSetting.isSystem()) { 8686 8687 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8688 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8689 logCriticalInfo(Log.WARN, 8690 "System package signature mismatch;" 8691 + " name: " + pkgSetting.name); 8692 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8693 "scanPackageInternalLI")) { 8694 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8695 } 8696 pkgSetting = null; 8697 } else if (newPkgVersionGreater) { 8698 // The application on /system is newer than the application on /data. 8699 // Simply remove the application on /data [keeping application data] 8700 // and replace it with the version on /system. 8701 logCriticalInfo(Log.WARN, 8702 "System package enabled;" 8703 + " name: " + pkgSetting.name 8704 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8705 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8706 InstallArgs args = createInstallArgsForExisting( 8707 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8708 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8709 synchronized (mInstallLock) { 8710 args.cleanUpResourcesLI(); 8711 } 8712 } else { 8713 // The application on /system is older than the application on /data. Hide 8714 // the application on /system and the version on /data will be scanned later 8715 // and re-added like an update. 8716 shouldHideSystemApp = true; 8717 logCriticalInfo(Log.INFO, 8718 "System package disabled;" 8719 + " name: " + pkgSetting.name 8720 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8721 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8722 } 8723 } 8724 8725 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8726 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8727 8728 if (shouldHideSystemApp) { 8729 synchronized (mPackages) { 8730 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8731 } 8732 } 8733 return scannedPkg; 8734 } 8735 8736 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8737 // Derive the new package synthetic package name 8738 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8739 + pkg.staticSharedLibVersion); 8740 } 8741 8742 private static String fixProcessName(String defProcessName, 8743 String processName) { 8744 if (processName == null) { 8745 return defProcessName; 8746 } 8747 return processName; 8748 } 8749 8750 /** 8751 * Enforces that only the system UID or root's UID can call a method exposed 8752 * via Binder. 8753 * 8754 * @param message used as message if SecurityException is thrown 8755 * @throws SecurityException if the caller is not system or root 8756 */ 8757 private static final void enforceSystemOrRoot(String message) { 8758 final int uid = Binder.getCallingUid(); 8759 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8760 throw new SecurityException(message); 8761 } 8762 } 8763 8764 @Override 8765 public void performFstrimIfNeeded() { 8766 enforceSystemOrRoot("Only the system can request fstrim"); 8767 8768 // Before everything else, see whether we need to fstrim. 8769 try { 8770 IStorageManager sm = PackageHelper.getStorageManager(); 8771 if (sm != null) { 8772 boolean doTrim = false; 8773 final long interval = android.provider.Settings.Global.getLong( 8774 mContext.getContentResolver(), 8775 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8776 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8777 if (interval > 0) { 8778 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8779 if (timeSinceLast > interval) { 8780 doTrim = true; 8781 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8782 + "; running immediately"); 8783 } 8784 } 8785 if (doTrim) { 8786 final boolean dexOptDialogShown; 8787 synchronized (mPackages) { 8788 dexOptDialogShown = mDexOptDialogShown; 8789 } 8790 if (!isFirstBoot() && dexOptDialogShown) { 8791 try { 8792 ActivityManager.getService().showBootMessage( 8793 mContext.getResources().getString( 8794 R.string.android_upgrading_fstrim), true); 8795 } catch (RemoteException e) { 8796 } 8797 } 8798 sm.runMaintenance(); 8799 } 8800 } else { 8801 Slog.e(TAG, "storageManager service unavailable!"); 8802 } 8803 } catch (RemoteException e) { 8804 // Can't happen; StorageManagerService is local 8805 } 8806 } 8807 8808 @Override 8809 public void updatePackagesIfNeeded() { 8810 enforceSystemOrRoot("Only the system can request package update"); 8811 8812 // We need to re-extract after an OTA. 8813 boolean causeUpgrade = isUpgrade(); 8814 8815 // First boot or factory reset. 8816 // Note: we also handle devices that are upgrading to N right now as if it is their 8817 // first boot, as they do not have profile data. 8818 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8819 8820 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8821 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8822 8823 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8824 return; 8825 } 8826 8827 List<PackageParser.Package> pkgs; 8828 synchronized (mPackages) { 8829 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8830 } 8831 8832 final long startTime = System.nanoTime(); 8833 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8834 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8835 false /* bootComplete */); 8836 8837 final int elapsedTimeSeconds = 8838 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8839 8840 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8841 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8842 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8843 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8844 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8845 } 8846 8847 /* 8848 * Return the prebuilt profile path given a package base code path. 8849 */ 8850 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8851 return pkg.baseCodePath + ".prof"; 8852 } 8853 8854 /** 8855 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8856 * containing statistics about the invocation. The array consists of three elements, 8857 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8858 * and {@code numberOfPackagesFailed}. 8859 */ 8860 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8861 final String compilerFilter, boolean bootComplete) { 8862 8863 int numberOfPackagesVisited = 0; 8864 int numberOfPackagesOptimized = 0; 8865 int numberOfPackagesSkipped = 0; 8866 int numberOfPackagesFailed = 0; 8867 final int numberOfPackagesToDexopt = pkgs.size(); 8868 8869 for (PackageParser.Package pkg : pkgs) { 8870 numberOfPackagesVisited++; 8871 8872 boolean useProfileForDexopt = false; 8873 8874 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8875 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8876 // that are already compiled. 8877 File profileFile = new File(getPrebuildProfilePath(pkg)); 8878 // Copy profile if it exists. 8879 if (profileFile.exists()) { 8880 try { 8881 // We could also do this lazily before calling dexopt in 8882 // PackageDexOptimizer to prevent this happening on first boot. The issue 8883 // is that we don't have a good way to say "do this only once". 8884 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8885 pkg.applicationInfo.uid, pkg.packageName, 8886 ArtManager.getProfileName(null))) { 8887 Log.e(TAG, "Installer failed to copy system profile!"); 8888 } else { 8889 // Disabled as this causes speed-profile compilation during first boot 8890 // even if things are already compiled. 8891 // useProfileForDexopt = true; 8892 } 8893 } catch (Exception e) { 8894 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8895 e); 8896 } 8897 } else { 8898 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8899 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8900 // minimize the number off apps being speed-profile compiled during first boot. 8901 // The other paths will not change the filter. 8902 if (disabledPs != null && disabledPs.pkg.isStub) { 8903 // The package is the stub one, remove the stub suffix to get the normal 8904 // package and APK names. 8905 String systemProfilePath = 8906 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8907 profileFile = new File(systemProfilePath); 8908 // If we have a profile for a compressed APK, copy it to the reference 8909 // location. 8910 // Note that copying the profile here will cause it to override the 8911 // reference profile every OTA even though the existing reference profile 8912 // may have more data. We can't copy during decompression since the 8913 // directories are not set up at that point. 8914 if (profileFile.exists()) { 8915 try { 8916 // We could also do this lazily before calling dexopt in 8917 // PackageDexOptimizer to prevent this happening on first boot. The 8918 // issue is that we don't have a good way to say "do this only 8919 // once". 8920 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8921 pkg.applicationInfo.uid, pkg.packageName, 8922 ArtManager.getProfileName(null))) { 8923 Log.e(TAG, "Failed to copy system profile for stub package!"); 8924 } else { 8925 useProfileForDexopt = true; 8926 } 8927 } catch (Exception e) { 8928 Log.e(TAG, "Failed to copy profile " + 8929 profileFile.getAbsolutePath() + " ", e); 8930 } 8931 } 8932 } 8933 } 8934 } 8935 8936 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8937 if (DEBUG_DEXOPT) { 8938 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8939 } 8940 numberOfPackagesSkipped++; 8941 continue; 8942 } 8943 8944 if (DEBUG_DEXOPT) { 8945 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8946 numberOfPackagesToDexopt + ": " + pkg.packageName); 8947 } 8948 8949 if (showDialog) { 8950 try { 8951 ActivityManager.getService().showBootMessage( 8952 mContext.getResources().getString(R.string.android_upgrading_apk, 8953 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8954 } catch (RemoteException e) { 8955 } 8956 synchronized (mPackages) { 8957 mDexOptDialogShown = true; 8958 } 8959 } 8960 8961 String pkgCompilerFilter = compilerFilter; 8962 if (useProfileForDexopt) { 8963 // Use background dexopt mode to try and use the profile. Note that this does not 8964 // guarantee usage of the profile. 8965 pkgCompilerFilter = 8966 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 8967 PackageManagerService.REASON_BACKGROUND_DEXOPT); 8968 } 8969 8970 // checkProfiles is false to avoid merging profiles during boot which 8971 // might interfere with background compilation (b/28612421). 8972 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8973 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8974 // trade-off worth doing to save boot time work. 8975 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 8976 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 8977 pkg.packageName, 8978 pkgCompilerFilter, 8979 dexoptFlags)); 8980 8981 switch (primaryDexOptStaus) { 8982 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8983 numberOfPackagesOptimized++; 8984 break; 8985 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8986 numberOfPackagesSkipped++; 8987 break; 8988 case PackageDexOptimizer.DEX_OPT_FAILED: 8989 numberOfPackagesFailed++; 8990 break; 8991 default: 8992 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 8993 break; 8994 } 8995 } 8996 8997 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8998 numberOfPackagesFailed }; 8999 } 9000 9001 @Override 9002 public void notifyPackageUse(String packageName, int reason) { 9003 synchronized (mPackages) { 9004 final int callingUid = Binder.getCallingUid(); 9005 final int callingUserId = UserHandle.getUserId(callingUid); 9006 if (getInstantAppPackageName(callingUid) != null) { 9007 if (!isCallerSameApp(packageName, callingUid)) { 9008 return; 9009 } 9010 } else { 9011 if (isInstantApp(packageName, callingUserId)) { 9012 return; 9013 } 9014 } 9015 notifyPackageUseLocked(packageName, reason); 9016 } 9017 } 9018 9019 @GuardedBy("mPackages") 9020 private void notifyPackageUseLocked(String packageName, int reason) { 9021 final PackageParser.Package p = mPackages.get(packageName); 9022 if (p == null) { 9023 return; 9024 } 9025 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9026 } 9027 9028 @Override 9029 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9030 List<String> classPaths, String loaderIsa) { 9031 int userId = UserHandle.getCallingUserId(); 9032 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9033 if (ai == null) { 9034 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9035 + loadingPackageName + ", user=" + userId); 9036 return; 9037 } 9038 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9039 } 9040 9041 @Override 9042 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9043 IDexModuleRegisterCallback callback) { 9044 int userId = UserHandle.getCallingUserId(); 9045 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9046 DexManager.RegisterDexModuleResult result; 9047 if (ai == null) { 9048 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9049 " calling user. package=" + packageName + ", user=" + userId); 9050 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9051 } else { 9052 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9053 } 9054 9055 if (callback != null) { 9056 mHandler.post(() -> { 9057 try { 9058 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9059 } catch (RemoteException e) { 9060 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9061 } 9062 }); 9063 } 9064 } 9065 9066 /** 9067 * Ask the package manager to perform a dex-opt with the given compiler filter. 9068 * 9069 * Note: exposed only for the shell command to allow moving packages explicitly to a 9070 * definite state. 9071 */ 9072 @Override 9073 public boolean performDexOptMode(String packageName, 9074 boolean checkProfiles, String targetCompilerFilter, boolean force, 9075 boolean bootComplete, String splitName) { 9076 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9077 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9078 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9079 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 9080 splitName, flags)); 9081 } 9082 9083 /** 9084 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9085 * secondary dex files belonging to the given package. 9086 * 9087 * Note: exposed only for the shell command to allow moving packages explicitly to a 9088 * definite state. 9089 */ 9090 @Override 9091 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9092 boolean force) { 9093 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9094 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9095 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9096 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9097 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9098 } 9099 9100 /*package*/ boolean performDexOpt(DexoptOptions options) { 9101 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9102 return false; 9103 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9104 return false; 9105 } 9106 9107 if (options.isDexoptOnlySecondaryDex()) { 9108 return mDexManager.dexoptSecondaryDex(options); 9109 } else { 9110 int dexoptStatus = performDexOptWithStatus(options); 9111 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9112 } 9113 } 9114 9115 /** 9116 * Perform dexopt on the given package and return one of following result: 9117 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9118 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9119 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9120 */ 9121 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9122 return performDexOptTraced(options); 9123 } 9124 9125 private int performDexOptTraced(DexoptOptions options) { 9126 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9127 try { 9128 return performDexOptInternal(options); 9129 } finally { 9130 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9131 } 9132 } 9133 9134 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9135 // if the package can now be considered up to date for the given filter. 9136 private int performDexOptInternal(DexoptOptions options) { 9137 PackageParser.Package p; 9138 synchronized (mPackages) { 9139 p = mPackages.get(options.getPackageName()); 9140 if (p == null) { 9141 // Package could not be found. Report failure. 9142 return PackageDexOptimizer.DEX_OPT_FAILED; 9143 } 9144 mPackageUsage.maybeWriteAsync(mPackages); 9145 mCompilerStats.maybeWriteAsync(); 9146 } 9147 long callingId = Binder.clearCallingIdentity(); 9148 try { 9149 synchronized (mInstallLock) { 9150 return performDexOptInternalWithDependenciesLI(p, options); 9151 } 9152 } finally { 9153 Binder.restoreCallingIdentity(callingId); 9154 } 9155 } 9156 9157 public ArraySet<String> getOptimizablePackages() { 9158 ArraySet<String> pkgs = new ArraySet<String>(); 9159 synchronized (mPackages) { 9160 for (PackageParser.Package p : mPackages.values()) { 9161 if (PackageDexOptimizer.canOptimizePackage(p)) { 9162 pkgs.add(p.packageName); 9163 } 9164 } 9165 } 9166 return pkgs; 9167 } 9168 9169 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9170 DexoptOptions options) { 9171 // Select the dex optimizer based on the force parameter. 9172 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9173 // allocate an object here. 9174 PackageDexOptimizer pdo = options.isForce() 9175 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9176 : mPackageDexOptimizer; 9177 9178 // Dexopt all dependencies first. Note: we ignore the return value and march on 9179 // on errors. 9180 // Note that we are going to call performDexOpt on those libraries as many times as 9181 // they are referenced in packages. When we do a batch of performDexOpt (for example 9182 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9183 // and the first package that uses the library will dexopt it. The 9184 // others will see that the compiled code for the library is up to date. 9185 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9186 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9187 if (!deps.isEmpty()) { 9188 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9189 options.getCompilerFilter(), options.getSplitName(), 9190 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9191 for (PackageParser.Package depPackage : deps) { 9192 // TODO: Analyze and investigate if we (should) profile libraries. 9193 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9194 getOrCreateCompilerPackageStats(depPackage), 9195 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9196 } 9197 } 9198 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9199 getOrCreateCompilerPackageStats(p), 9200 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9201 } 9202 9203 /** 9204 * Reconcile the information we have about the secondary dex files belonging to 9205 * {@code packagName} and the actual dex files. For all dex files that were 9206 * deleted, update the internal records and delete the generated oat files. 9207 */ 9208 @Override 9209 public void reconcileSecondaryDexFiles(String packageName) { 9210 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9211 return; 9212 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9213 return; 9214 } 9215 mDexManager.reconcileSecondaryDexFiles(packageName); 9216 } 9217 9218 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9219 // a reference there. 9220 /*package*/ DexManager getDexManager() { 9221 return mDexManager; 9222 } 9223 9224 /** 9225 * Execute the background dexopt job immediately. 9226 */ 9227 @Override 9228 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9229 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9230 return false; 9231 } 9232 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9233 } 9234 9235 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9236 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9237 || p.usesStaticLibraries != null) { 9238 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9239 Set<String> collectedNames = new HashSet<>(); 9240 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9241 9242 retValue.remove(p); 9243 9244 return retValue; 9245 } else { 9246 return Collections.emptyList(); 9247 } 9248 } 9249 9250 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9251 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9252 if (!collectedNames.contains(p.packageName)) { 9253 collectedNames.add(p.packageName); 9254 collected.add(p); 9255 9256 if (p.usesLibraries != null) { 9257 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9258 null, collected, collectedNames); 9259 } 9260 if (p.usesOptionalLibraries != null) { 9261 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9262 null, collected, collectedNames); 9263 } 9264 if (p.usesStaticLibraries != null) { 9265 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9266 p.usesStaticLibrariesVersions, collected, collectedNames); 9267 } 9268 } 9269 } 9270 9271 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9272 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9273 final int libNameCount = libs.size(); 9274 for (int i = 0; i < libNameCount; i++) { 9275 String libName = libs.get(i); 9276 long version = (versions != null && versions.length == libNameCount) 9277 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9278 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9279 if (libPkg != null) { 9280 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9281 } 9282 } 9283 } 9284 9285 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9286 synchronized (mPackages) { 9287 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9288 if (libEntry != null) { 9289 return mPackages.get(libEntry.apk); 9290 } 9291 return null; 9292 } 9293 } 9294 9295 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9296 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9297 if (versionedLib == null) { 9298 return null; 9299 } 9300 return versionedLib.get(version); 9301 } 9302 9303 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9304 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9305 pkg.staticSharedLibName); 9306 if (versionedLib == null) { 9307 return null; 9308 } 9309 long previousLibVersion = -1; 9310 final int versionCount = versionedLib.size(); 9311 for (int i = 0; i < versionCount; i++) { 9312 final long libVersion = versionedLib.keyAt(i); 9313 if (libVersion < pkg.staticSharedLibVersion) { 9314 previousLibVersion = Math.max(previousLibVersion, libVersion); 9315 } 9316 } 9317 if (previousLibVersion >= 0) { 9318 return versionedLib.get(previousLibVersion); 9319 } 9320 return null; 9321 } 9322 9323 public void shutdown() { 9324 mPackageUsage.writeNow(mPackages); 9325 mCompilerStats.writeNow(); 9326 mDexManager.writePackageDexUsageNow(); 9327 } 9328 9329 @Override 9330 public void dumpProfiles(String packageName) { 9331 PackageParser.Package pkg; 9332 synchronized (mPackages) { 9333 pkg = mPackages.get(packageName); 9334 if (pkg == null) { 9335 throw new IllegalArgumentException("Unknown package: " + packageName); 9336 } 9337 } 9338 /* Only the shell, root, or the app user should be able to dump profiles. */ 9339 int callingUid = Binder.getCallingUid(); 9340 if (callingUid != Process.SHELL_UID && 9341 callingUid != Process.ROOT_UID && 9342 callingUid != pkg.applicationInfo.uid) { 9343 throw new SecurityException("dumpProfiles"); 9344 } 9345 9346 synchronized (mInstallLock) { 9347 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9348 mArtManagerService.dumpProfiles(pkg); 9349 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9350 } 9351 } 9352 9353 @Override 9354 public void forceDexOpt(String packageName) { 9355 enforceSystemOrRoot("forceDexOpt"); 9356 9357 PackageParser.Package pkg; 9358 synchronized (mPackages) { 9359 pkg = mPackages.get(packageName); 9360 if (pkg == null) { 9361 throw new IllegalArgumentException("Unknown package: " + packageName); 9362 } 9363 } 9364 9365 synchronized (mInstallLock) { 9366 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9367 9368 // Whoever is calling forceDexOpt wants a compiled package. 9369 // Don't use profiles since that may cause compilation to be skipped. 9370 final int res = performDexOptInternalWithDependenciesLI( 9371 pkg, 9372 new DexoptOptions(packageName, 9373 getDefaultCompilerFilter(), 9374 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9375 9376 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9377 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9378 throw new IllegalStateException("Failed to dexopt: " + res); 9379 } 9380 } 9381 } 9382 9383 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9384 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9385 Slog.w(TAG, "Unable to update from " + oldPkg.name 9386 + " to " + newPkg.packageName 9387 + ": old package not in system partition"); 9388 return false; 9389 } else if (mPackages.get(oldPkg.name) != null) { 9390 Slog.w(TAG, "Unable to update from " + oldPkg.name 9391 + " to " + newPkg.packageName 9392 + ": old package still exists"); 9393 return false; 9394 } 9395 return true; 9396 } 9397 9398 void removeCodePathLI(File codePath) { 9399 if (codePath.isDirectory()) { 9400 try { 9401 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9402 } catch (InstallerException e) { 9403 Slog.w(TAG, "Failed to remove code path", e); 9404 } 9405 } else { 9406 codePath.delete(); 9407 } 9408 } 9409 9410 private int[] resolveUserIds(int userId) { 9411 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9412 } 9413 9414 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9415 if (pkg == null) { 9416 Slog.wtf(TAG, "Package was null!", new Throwable()); 9417 return; 9418 } 9419 clearAppDataLeafLIF(pkg, userId, flags); 9420 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9421 for (int i = 0; i < childCount; i++) { 9422 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9423 } 9424 9425 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9426 } 9427 9428 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9429 final PackageSetting ps; 9430 synchronized (mPackages) { 9431 ps = mSettings.mPackages.get(pkg.packageName); 9432 } 9433 for (int realUserId : resolveUserIds(userId)) { 9434 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9435 try { 9436 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9437 ceDataInode); 9438 } catch (InstallerException e) { 9439 Slog.w(TAG, String.valueOf(e)); 9440 } 9441 } 9442 } 9443 9444 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9445 if (pkg == null) { 9446 Slog.wtf(TAG, "Package was null!", new Throwable()); 9447 return; 9448 } 9449 destroyAppDataLeafLIF(pkg, userId, flags); 9450 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9451 for (int i = 0; i < childCount; i++) { 9452 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9453 } 9454 } 9455 9456 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9457 final PackageSetting ps; 9458 synchronized (mPackages) { 9459 ps = mSettings.mPackages.get(pkg.packageName); 9460 } 9461 for (int realUserId : resolveUserIds(userId)) { 9462 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9463 try { 9464 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9465 ceDataInode); 9466 } catch (InstallerException e) { 9467 Slog.w(TAG, String.valueOf(e)); 9468 } 9469 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9470 } 9471 } 9472 9473 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9474 if (pkg == null) { 9475 Slog.wtf(TAG, "Package was null!", new Throwable()); 9476 return; 9477 } 9478 destroyAppProfilesLeafLIF(pkg); 9479 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9480 for (int i = 0; i < childCount; i++) { 9481 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9482 } 9483 } 9484 9485 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9486 try { 9487 mInstaller.destroyAppProfiles(pkg.packageName); 9488 } catch (InstallerException e) { 9489 Slog.w(TAG, String.valueOf(e)); 9490 } 9491 } 9492 9493 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9494 if (pkg == null) { 9495 Slog.wtf(TAG, "Package was null!", new Throwable()); 9496 return; 9497 } 9498 mArtManagerService.clearAppProfiles(pkg); 9499 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9500 for (int i = 0; i < childCount; i++) { 9501 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9502 } 9503 } 9504 9505 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9506 long lastUpdateTime) { 9507 // Set parent install/update time 9508 PackageSetting ps = (PackageSetting) pkg.mExtras; 9509 if (ps != null) { 9510 ps.firstInstallTime = firstInstallTime; 9511 ps.lastUpdateTime = lastUpdateTime; 9512 } 9513 // Set children install/update time 9514 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9515 for (int i = 0; i < childCount; i++) { 9516 PackageParser.Package childPkg = pkg.childPackages.get(i); 9517 ps = (PackageSetting) childPkg.mExtras; 9518 if (ps != null) { 9519 ps.firstInstallTime = firstInstallTime; 9520 ps.lastUpdateTime = lastUpdateTime; 9521 } 9522 } 9523 } 9524 9525 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9526 SharedLibraryEntry file, 9527 PackageParser.Package changingLib) { 9528 if (file.path != null) { 9529 usesLibraryFiles.add(file.path); 9530 return; 9531 } 9532 PackageParser.Package p = mPackages.get(file.apk); 9533 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9534 // If we are doing this while in the middle of updating a library apk, 9535 // then we need to make sure to use that new apk for determining the 9536 // dependencies here. (We haven't yet finished committing the new apk 9537 // to the package manager state.) 9538 if (p == null || p.packageName.equals(changingLib.packageName)) { 9539 p = changingLib; 9540 } 9541 } 9542 if (p != null) { 9543 usesLibraryFiles.addAll(p.getAllCodePaths()); 9544 if (p.usesLibraryFiles != null) { 9545 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9546 } 9547 } 9548 } 9549 9550 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9551 PackageParser.Package changingLib) throws PackageManagerException { 9552 if (pkg == null) { 9553 return; 9554 } 9555 // The collection used here must maintain the order of addition (so 9556 // that libraries are searched in the correct order) and must have no 9557 // duplicates. 9558 Set<String> usesLibraryFiles = null; 9559 if (pkg.usesLibraries != null) { 9560 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9561 null, null, pkg.packageName, changingLib, true, 9562 pkg.applicationInfo.targetSdkVersion, null); 9563 } 9564 if (pkg.usesStaticLibraries != null) { 9565 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9566 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9567 pkg.packageName, changingLib, true, 9568 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9569 } 9570 if (pkg.usesOptionalLibraries != null) { 9571 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9572 null, null, pkg.packageName, changingLib, false, 9573 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9574 } 9575 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9576 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9577 } else { 9578 pkg.usesLibraryFiles = null; 9579 } 9580 } 9581 9582 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9583 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9584 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9585 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9586 throws PackageManagerException { 9587 final int libCount = requestedLibraries.size(); 9588 for (int i = 0; i < libCount; i++) { 9589 final String libName = requestedLibraries.get(i); 9590 final long libVersion = requiredVersions != null ? requiredVersions[i] 9591 : SharedLibraryInfo.VERSION_UNDEFINED; 9592 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9593 if (libEntry == null) { 9594 if (required) { 9595 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9596 "Package " + packageName + " requires unavailable shared library " 9597 + libName + "; failing!"); 9598 } else if (DEBUG_SHARED_LIBRARIES) { 9599 Slog.i(TAG, "Package " + packageName 9600 + " desires unavailable shared library " 9601 + libName + "; ignoring!"); 9602 } 9603 } else { 9604 if (requiredVersions != null && requiredCertDigests != null) { 9605 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9606 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9607 "Package " + packageName + " requires unavailable static shared" 9608 + " library " + libName + " version " 9609 + libEntry.info.getLongVersion() + "; failing!"); 9610 } 9611 9612 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9613 if (libPkg == null) { 9614 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9615 "Package " + packageName + " requires unavailable static shared" 9616 + " library; failing!"); 9617 } 9618 9619 final String[] expectedCertDigests = requiredCertDigests[i]; 9620 9621 9622 if (expectedCertDigests.length > 1) { 9623 9624 // For apps targeting O MR1 we require explicit enumeration of all certs. 9625 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9626 ? PackageUtils.computeSignaturesSha256Digests( 9627 libPkg.mSigningDetails.signatures) 9628 : PackageUtils.computeSignaturesSha256Digests( 9629 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9630 9631 // Take a shortcut if sizes don't match. Note that if an app doesn't 9632 // target O we don't parse the "additional-certificate" tags similarly 9633 // how we only consider all certs only for apps targeting O (see above). 9634 // Therefore, the size check is safe to make. 9635 if (expectedCertDigests.length != libCertDigests.length) { 9636 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9637 "Package " + packageName + " requires differently signed" + 9638 " static shared library; failing!"); 9639 } 9640 9641 // Use a predictable order as signature order may vary 9642 Arrays.sort(libCertDigests); 9643 Arrays.sort(expectedCertDigests); 9644 9645 final int certCount = libCertDigests.length; 9646 for (int j = 0; j < certCount; j++) { 9647 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9648 throw new PackageManagerException( 9649 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9650 "Package " + packageName + " requires differently signed" + 9651 " static shared library; failing!"); 9652 } 9653 } 9654 } else { 9655 9656 // lib signing cert could have rotated beyond the one expected, check to see 9657 // if the new one has been blessed by the old 9658 if (!libPkg.mSigningDetails.hasSha256Certificate( 9659 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9660 throw new PackageManagerException( 9661 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9662 "Package " + packageName + " requires differently signed" + 9663 " static shared library; failing!"); 9664 } 9665 } 9666 } 9667 9668 if (outUsedLibraries == null) { 9669 // Use LinkedHashSet to preserve the order of files added to 9670 // usesLibraryFiles while eliminating duplicates. 9671 outUsedLibraries = new LinkedHashSet<>(); 9672 } 9673 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9674 } 9675 } 9676 return outUsedLibraries; 9677 } 9678 9679 private static boolean hasString(List<String> list, List<String> which) { 9680 if (list == null) { 9681 return false; 9682 } 9683 for (int i=list.size()-1; i>=0; i--) { 9684 for (int j=which.size()-1; j>=0; j--) { 9685 if (which.get(j).equals(list.get(i))) { 9686 return true; 9687 } 9688 } 9689 } 9690 return false; 9691 } 9692 9693 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9694 PackageParser.Package changingPkg) { 9695 ArrayList<PackageParser.Package> res = null; 9696 for (PackageParser.Package pkg : mPackages.values()) { 9697 if (changingPkg != null 9698 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9699 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9700 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9701 changingPkg.staticSharedLibName)) { 9702 return null; 9703 } 9704 if (res == null) { 9705 res = new ArrayList<>(); 9706 } 9707 res.add(pkg); 9708 try { 9709 updateSharedLibrariesLPr(pkg, changingPkg); 9710 } catch (PackageManagerException e) { 9711 // If a system app update or an app and a required lib missing we 9712 // delete the package and for updated system apps keep the data as 9713 // it is better for the user to reinstall than to be in an limbo 9714 // state. Also libs disappearing under an app should never happen 9715 // - just in case. 9716 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9717 final int flags = pkg.isUpdatedSystemApp() 9718 ? PackageManager.DELETE_KEEP_DATA : 0; 9719 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9720 flags , null, true, null); 9721 } 9722 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9723 } 9724 } 9725 return res; 9726 } 9727 9728 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9729 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9730 @Nullable UserHandle user) throws PackageManagerException { 9731 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9732 // If the package has children and this is the first dive in the function 9733 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9734 // whether all packages (parent and children) would be successfully scanned 9735 // before the actual scan since scanning mutates internal state and we want 9736 // to atomically install the package and its children. 9737 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9738 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9739 scanFlags |= SCAN_CHECK_ONLY; 9740 } 9741 } else { 9742 scanFlags &= ~SCAN_CHECK_ONLY; 9743 } 9744 9745 final PackageParser.Package scannedPkg; 9746 try { 9747 // Scan the parent 9748 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9749 // Scan the children 9750 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9751 for (int i = 0; i < childCount; i++) { 9752 PackageParser.Package childPkg = pkg.childPackages.get(i); 9753 scanPackageNewLI(childPkg, parseFlags, 9754 scanFlags, currentTime, user); 9755 } 9756 } finally { 9757 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9758 } 9759 9760 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9761 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9762 } 9763 9764 return scannedPkg; 9765 } 9766 9767 /** The result of a package scan. */ 9768 private static class ScanResult { 9769 /** Whether or not the package scan was successful */ 9770 public final boolean success; 9771 /** 9772 * The final package settings. This may be the same object passed in 9773 * the {@link ScanRequest}, but, with modified values. 9774 */ 9775 @Nullable public final PackageSetting pkgSetting; 9776 /** ABI code paths that have changed in the package scan */ 9777 @Nullable public final List<String> changedAbiCodePath; 9778 public ScanResult( 9779 boolean success, 9780 @Nullable PackageSetting pkgSetting, 9781 @Nullable List<String> changedAbiCodePath) { 9782 this.success = success; 9783 this.pkgSetting = pkgSetting; 9784 this.changedAbiCodePath = changedAbiCodePath; 9785 } 9786 } 9787 9788 /** A package to be scanned */ 9789 private static class ScanRequest { 9790 /** The parsed package */ 9791 @NonNull public final PackageParser.Package pkg; 9792 /** Shared user settings, if the package has a shared user */ 9793 @Nullable public final SharedUserSetting sharedUserSetting; 9794 /** 9795 * Package settings of the currently installed version. 9796 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9797 * during scan. 9798 */ 9799 @Nullable public final PackageSetting pkgSetting; 9800 /** A copy of the settings for the currently installed version */ 9801 @Nullable public final PackageSetting oldPkgSetting; 9802 /** Package settings for the disabled version on the /system partition */ 9803 @Nullable public final PackageSetting disabledPkgSetting; 9804 /** Package settings for the installed version under its original package name */ 9805 @Nullable public final PackageSetting originalPkgSetting; 9806 /** The real package name of a renamed application */ 9807 @Nullable public final String realPkgName; 9808 public final @ParseFlags int parseFlags; 9809 public final @ScanFlags int scanFlags; 9810 /** The user for which the package is being scanned */ 9811 @Nullable public final UserHandle user; 9812 /** Whether or not the platform package is being scanned */ 9813 public final boolean isPlatformPackage; 9814 public ScanRequest( 9815 @NonNull PackageParser.Package pkg, 9816 @Nullable SharedUserSetting sharedUserSetting, 9817 @Nullable PackageSetting pkgSetting, 9818 @Nullable PackageSetting disabledPkgSetting, 9819 @Nullable PackageSetting originalPkgSetting, 9820 @Nullable String realPkgName, 9821 @ParseFlags int parseFlags, 9822 @ScanFlags int scanFlags, 9823 boolean isPlatformPackage, 9824 @Nullable UserHandle user) { 9825 this.pkg = pkg; 9826 this.pkgSetting = pkgSetting; 9827 this.sharedUserSetting = sharedUserSetting; 9828 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9829 this.disabledPkgSetting = disabledPkgSetting; 9830 this.originalPkgSetting = originalPkgSetting; 9831 this.realPkgName = realPkgName; 9832 this.parseFlags = parseFlags; 9833 this.scanFlags = scanFlags; 9834 this.isPlatformPackage = isPlatformPackage; 9835 this.user = user; 9836 } 9837 } 9838 9839 /** 9840 * Returns the actual scan flags depending upon the state of the other settings. 9841 * <p>Updated system applications will not have the following flags set 9842 * by default and need to be adjusted after the fact: 9843 * <ul> 9844 * <li>{@link #SCAN_AS_SYSTEM}</li> 9845 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9846 * <li>{@link #SCAN_AS_OEM}</li> 9847 * <li>{@link #SCAN_AS_VENDOR}</li> 9848 * <li>{@link #SCAN_AS_PRODUCT}</li> 9849 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9850 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9851 * </ul> 9852 */ 9853 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9854 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9855 PackageParser.Package pkg) { 9856 if (disabledPkgSetting != null) { 9857 // updated system application, must at least have SCAN_AS_SYSTEM 9858 scanFlags |= SCAN_AS_SYSTEM; 9859 if ((disabledPkgSetting.pkgPrivateFlags 9860 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9861 scanFlags |= SCAN_AS_PRIVILEGED; 9862 } 9863 if ((disabledPkgSetting.pkgPrivateFlags 9864 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9865 scanFlags |= SCAN_AS_OEM; 9866 } 9867 if ((disabledPkgSetting.pkgPrivateFlags 9868 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9869 scanFlags |= SCAN_AS_VENDOR; 9870 } 9871 if ((disabledPkgSetting.pkgPrivateFlags 9872 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9873 scanFlags |= SCAN_AS_PRODUCT; 9874 } 9875 } 9876 if (pkgSetting != null) { 9877 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9878 if (pkgSetting.getInstantApp(userId)) { 9879 scanFlags |= SCAN_AS_INSTANT_APP; 9880 } 9881 if (pkgSetting.getVirtulalPreload(userId)) { 9882 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9883 } 9884 } 9885 9886 // Scan as privileged apps that share a user with a priv-app. 9887 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9888 && (pkg.mSharedUserId != null)) { 9889 SharedUserSetting sharedUserSetting = null; 9890 try { 9891 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9892 } catch (PackageManagerException ignore) {} 9893 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9894 // Exempt SharedUsers signed with the platform key. 9895 // TODO(b/72378145) Fix this exemption. Force signature apps 9896 // to whitelist their privileged permissions just like other 9897 // priv-apps. 9898 synchronized (mPackages) { 9899 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9900 if ((compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9901 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9902 scanFlags |= SCAN_AS_PRIVILEGED; 9903 } 9904 } 9905 } 9906 } 9907 9908 return scanFlags; 9909 } 9910 9911 @GuardedBy("mInstallLock") 9912 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9913 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9914 @Nullable UserHandle user) throws PackageManagerException { 9915 9916 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9917 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 9918 if (realPkgName != null) { 9919 ensurePackageRenamed(pkg, renamedPkgName); 9920 } 9921 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 9922 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9923 final PackageSetting disabledPkgSetting = 9924 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9925 9926 if (mTransferedPackages.contains(pkg.packageName)) { 9927 Slog.w(TAG, "Package " + pkg.packageName 9928 + " was transferred to another, but its .apk remains"); 9929 } 9930 9931 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 9932 synchronized (mPackages) { 9933 applyPolicy(pkg, parseFlags, scanFlags); 9934 assertPackageIsValid(pkg, parseFlags, scanFlags); 9935 9936 SharedUserSetting sharedUserSetting = null; 9937 if (pkg.mSharedUserId != null) { 9938 // SIDE EFFECTS; may potentially allocate a new shared user 9939 sharedUserSetting = mSettings.getSharedUserLPw( 9940 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9941 if (DEBUG_PACKAGE_SCANNING) { 9942 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9943 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 9944 + " (uid=" + sharedUserSetting.userId + "):" 9945 + " packages=" + sharedUserSetting.packages); 9946 } 9947 } 9948 9949 boolean scanSucceeded = false; 9950 try { 9951 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 9952 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 9953 (pkg == mPlatformPackage), user); 9954 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 9955 if (result.success) { 9956 commitScanResultsLocked(request, result); 9957 } 9958 scanSucceeded = true; 9959 } finally { 9960 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9961 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9962 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9963 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9964 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9965 } 9966 } 9967 } 9968 return pkg; 9969 } 9970 9971 /** 9972 * Commits the package scan and modifies system state. 9973 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 9974 * of committing the package, leaving the system in an inconsistent state. 9975 * This needs to be fixed so, once we get to this point, no errors are 9976 * possible and the system is not left in an inconsistent state. 9977 */ 9978 @GuardedBy("mPackages") 9979 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 9980 throws PackageManagerException { 9981 final PackageParser.Package pkg = request.pkg; 9982 final @ParseFlags int parseFlags = request.parseFlags; 9983 final @ScanFlags int scanFlags = request.scanFlags; 9984 final PackageSetting oldPkgSetting = request.oldPkgSetting; 9985 final PackageSetting originalPkgSetting = request.originalPkgSetting; 9986 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 9987 final UserHandle user = request.user; 9988 final String realPkgName = request.realPkgName; 9989 final PackageSetting pkgSetting = result.pkgSetting; 9990 final List<String> changedAbiCodePath = result.changedAbiCodePath; 9991 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 9992 9993 if (newPkgSettingCreated) { 9994 if (originalPkgSetting != null) { 9995 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 9996 } 9997 // THROWS: when we can't allocate a user id. add call to check if there's 9998 // enough space to ensure we won't throw; otherwise, don't modify state 9999 mSettings.addUserToSettingLPw(pkgSetting); 10000 10001 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10002 mTransferedPackages.add(originalPkgSetting.name); 10003 } 10004 } 10005 // TODO(toddke): Consider a method specifically for modifying the Package object 10006 // post scan; or, moving this stuff out of the Package object since it has nothing 10007 // to do with the package on disk. 10008 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10009 // for creating the application ID. If we did this earlier, we would be saving the 10010 // correct ID. 10011 pkg.applicationInfo.uid = pkgSetting.appId; 10012 10013 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10014 10015 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10016 mTransferedPackages.add(pkg.packageName); 10017 } 10018 10019 // THROWS: when requested libraries that can't be found. it only changes 10020 // the state of the passed in pkg object, so, move to the top of the method 10021 // and allow it to abort 10022 if ((scanFlags & SCAN_BOOTING) == 0 10023 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10024 // Check all shared libraries and map to their actual file path. 10025 // We only do this here for apps not on a system dir, because those 10026 // are the only ones that can fail an install due to this. We 10027 // will take care of the system apps by updating all of their 10028 // library paths after the scan is done. Also during the initial 10029 // scan don't update any libs as we do this wholesale after all 10030 // apps are scanned to avoid dependency based scanning. 10031 updateSharedLibrariesLPr(pkg, null); 10032 } 10033 10034 // All versions of a static shared library are referenced with the same 10035 // package name. Internally, we use a synthetic package name to allow 10036 // multiple versions of the same shared library to be installed. So, 10037 // we need to generate the synthetic package name of the latest shared 10038 // library in order to compare signatures. 10039 PackageSetting signatureCheckPs = pkgSetting; 10040 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10041 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10042 if (libraryEntry != null) { 10043 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10044 } 10045 } 10046 10047 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10048 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10049 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10050 // We just determined the app is signed correctly, so bring 10051 // over the latest parsed certs. 10052 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10053 } else { 10054 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10055 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10056 "Package " + pkg.packageName + " upgrade keys do not match the " 10057 + "previously installed version"); 10058 } else { 10059 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10060 String msg = "System package " + pkg.packageName 10061 + " signature changed; retaining data."; 10062 reportSettingsProblem(Log.WARN, msg); 10063 } 10064 } 10065 } else { 10066 try { 10067 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10068 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10069 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10070 pkg.mSigningDetails, compareCompat, compareRecover); 10071 // The new KeySets will be re-added later in the scanning process. 10072 if (compatMatch) { 10073 synchronized (mPackages) { 10074 ksms.removeAppKeySetDataLPw(pkg.packageName); 10075 } 10076 } 10077 // We just determined the app is signed correctly, so bring 10078 // over the latest parsed certs. 10079 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10080 10081 10082 // if this is is a sharedUser, check to see if the new package is signed by a newer 10083 // signing certificate than the existing one, and if so, copy over the new details 10084 if (signatureCheckPs.sharedUser != null 10085 && pkg.mSigningDetails.hasAncestor( 10086 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10087 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10088 } 10089 } catch (PackageManagerException e) { 10090 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10091 throw e; 10092 } 10093 // The signature has changed, but this package is in the system 10094 // image... let's recover! 10095 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10096 // However... if this package is part of a shared user, but it 10097 // doesn't match the signature of the shared user, let's fail. 10098 // What this means is that you can't change the signatures 10099 // associated with an overall shared user, which doesn't seem all 10100 // that unreasonable. 10101 if (signatureCheckPs.sharedUser != null) { 10102 if (compareSignatures( 10103 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10104 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10105 throw new PackageManagerException( 10106 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10107 "Signature mismatch for shared user: " 10108 + pkgSetting.sharedUser); 10109 } 10110 } 10111 // File a report about this. 10112 String msg = "System package " + pkg.packageName 10113 + " signature changed; retaining data."; 10114 reportSettingsProblem(Log.WARN, msg); 10115 } catch (IllegalArgumentException e) { 10116 10117 // should never happen: certs matched when checking, but not when comparing 10118 // old to new for sharedUser 10119 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10120 "Signing certificates comparison made on incomparable signing details" 10121 + " but somehow passed verifySignatures!"); 10122 } 10123 } 10124 10125 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10126 // This package wants to adopt ownership of permissions from 10127 // another package. 10128 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10129 final String origName = pkg.mAdoptPermissions.get(i); 10130 final PackageSetting orig = mSettings.getPackageLPr(origName); 10131 if (orig != null) { 10132 if (verifyPackageUpdateLPr(orig, pkg)) { 10133 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10134 + pkg.packageName); 10135 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10136 } 10137 } 10138 } 10139 } 10140 10141 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10142 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10143 final String codePathString = changedAbiCodePath.get(i); 10144 try { 10145 mInstaller.rmdex(codePathString, 10146 getDexCodeInstructionSet(getPreferredInstructionSet())); 10147 } catch (InstallerException ignored) { 10148 } 10149 } 10150 } 10151 10152 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10153 if (oldPkgSetting != null) { 10154 synchronized (mPackages) { 10155 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10156 } 10157 } 10158 } else { 10159 final int userId = user == null ? 0 : user.getIdentifier(); 10160 // Modify state for the given package setting 10161 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10162 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10163 if (pkgSetting.getInstantApp(userId)) { 10164 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10165 } 10166 } 10167 } 10168 10169 /** 10170 * Returns the "real" name of the package. 10171 * <p>This may differ from the package's actual name if the application has already 10172 * been installed under one of this package's original names. 10173 */ 10174 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10175 @Nullable String renamedPkgName) { 10176 if (isPackageRenamed(pkg, renamedPkgName)) { 10177 return pkg.mRealPackage; 10178 } 10179 return null; 10180 } 10181 10182 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10183 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10184 @Nullable String renamedPkgName) { 10185 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10186 } 10187 10188 /** 10189 * Returns the original package setting. 10190 * <p>A package can migrate its name during an update. In this scenario, a package 10191 * designates a set of names that it considers as one of its original names. 10192 * <p>An original package must be signed identically and it must have the same 10193 * shared user [if any]. 10194 */ 10195 @GuardedBy("mPackages") 10196 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10197 @Nullable String renamedPkgName) { 10198 if (!isPackageRenamed(pkg, renamedPkgName)) { 10199 return null; 10200 } 10201 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10202 final PackageSetting originalPs = 10203 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10204 if (originalPs != null) { 10205 // the package is already installed under its original name... 10206 // but, should we use it? 10207 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10208 // the new package is incompatible with the original 10209 continue; 10210 } else if (originalPs.sharedUser != null) { 10211 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10212 // the shared user id is incompatible with the original 10213 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10214 + " to " + pkg.packageName + ": old uid " 10215 + originalPs.sharedUser.name 10216 + " differs from " + pkg.mSharedUserId); 10217 continue; 10218 } 10219 // TODO: Add case when shared user id is added [b/28144775] 10220 } else { 10221 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10222 + pkg.packageName + " to old name " + originalPs.name); 10223 } 10224 return originalPs; 10225 } 10226 } 10227 return null; 10228 } 10229 10230 /** 10231 * Renames the package if it was installed under a different name. 10232 * <p>When we've already installed the package under an original name, update 10233 * the new package so we can continue to have the old name. 10234 */ 10235 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10236 @NonNull String renamedPackageName) { 10237 if (pkg.mOriginalPackages == null 10238 || !pkg.mOriginalPackages.contains(renamedPackageName) 10239 || pkg.packageName.equals(renamedPackageName)) { 10240 return; 10241 } 10242 pkg.setPackageName(renamedPackageName); 10243 } 10244 10245 /** 10246 * Just scans the package without any side effects. 10247 * <p>Not entirely true at the moment. There is still one side effect -- this 10248 * method potentially modifies a live {@link PackageSetting} object representing 10249 * the package being scanned. This will be resolved in the future. 10250 * 10251 * @param request Information about the package to be scanned 10252 * @param isUnderFactoryTest Whether or not the device is under factory test 10253 * @param currentTime The current time, in millis 10254 * @return The results of the scan 10255 */ 10256 @GuardedBy("mInstallLock") 10257 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10258 boolean isUnderFactoryTest, long currentTime) 10259 throws PackageManagerException { 10260 final PackageParser.Package pkg = request.pkg; 10261 PackageSetting pkgSetting = request.pkgSetting; 10262 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10263 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10264 final @ParseFlags int parseFlags = request.parseFlags; 10265 final @ScanFlags int scanFlags = request.scanFlags; 10266 final String realPkgName = request.realPkgName; 10267 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10268 final UserHandle user = request.user; 10269 final boolean isPlatformPackage = request.isPlatformPackage; 10270 10271 List<String> changedAbiCodePath = null; 10272 10273 if (DEBUG_PACKAGE_SCANNING) { 10274 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10275 Log.d(TAG, "Scanning package " + pkg.packageName); 10276 } 10277 10278 if (Build.IS_DEBUGGABLE && 10279 pkg.isPrivileged() && 10280 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10281 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10282 } 10283 10284 // Initialize package source and resource directories 10285 final File scanFile = new File(pkg.codePath); 10286 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10287 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10288 10289 // We keep references to the derived CPU Abis from settings in oder to reuse 10290 // them in the case where we're not upgrading or booting for the first time. 10291 String primaryCpuAbiFromSettings = null; 10292 String secondaryCpuAbiFromSettings = null; 10293 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10294 10295 if (!needToDeriveAbi) { 10296 if (pkgSetting != null) { 10297 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10298 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10299 } else { 10300 // Re-scanning a system package after uninstalling updates; need to derive ABI 10301 needToDeriveAbi = true; 10302 } 10303 } 10304 10305 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10306 PackageManagerService.reportSettingsProblem(Log.WARN, 10307 "Package " + pkg.packageName + " shared user changed from " 10308 + (pkgSetting.sharedUser != null 10309 ? pkgSetting.sharedUser.name : "<nothing>") 10310 + " to " 10311 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10312 + "; replacing with new"); 10313 pkgSetting = null; 10314 } 10315 10316 String[] usesStaticLibraries = null; 10317 if (pkg.usesStaticLibraries != null) { 10318 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10319 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10320 } 10321 final boolean createNewPackage = (pkgSetting == null); 10322 if (createNewPackage) { 10323 final String parentPackageName = (pkg.parentPackage != null) 10324 ? pkg.parentPackage.packageName : null; 10325 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10326 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10327 // REMOVE SharedUserSetting from method; update in a separate call 10328 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10329 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10330 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10331 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10332 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10333 user, true /*allowInstall*/, instantApp, virtualPreload, 10334 parentPackageName, pkg.getChildPackageNames(), 10335 UserManagerService.getInstance(), usesStaticLibraries, 10336 pkg.usesStaticLibrariesVersions); 10337 } else { 10338 // REMOVE SharedUserSetting from method; update in a separate call. 10339 // 10340 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10341 // secondaryCpuAbi are not known at this point so we always update them 10342 // to null here, only to reset them at a later point. 10343 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10344 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10345 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10346 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10347 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10348 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10349 } 10350 if (createNewPackage && originalPkgSetting != null) { 10351 // This is the initial transition from the original package, so, 10352 // fix up the new package's name now. We must do this after looking 10353 // up the package under its new name, so getPackageLP takes care of 10354 // fiddling things correctly. 10355 pkg.setPackageName(originalPkgSetting.name); 10356 10357 // File a report about this. 10358 String msg = "New package " + pkgSetting.realName 10359 + " renamed to replace old package " + pkgSetting.name; 10360 reportSettingsProblem(Log.WARN, msg); 10361 } 10362 10363 if (disabledPkgSetting != null) { 10364 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10365 } 10366 10367 // SELinux sandboxes become more restrictive as targetSdkVersion increases. 10368 // To ensure that apps with sharedUserId are placed in the same selinux domain 10369 // without breaking any assumptions about access, put them into the least 10370 // restrictive targetSdkVersion=25 domain. 10371 // TODO(b/72290969): Base this on the actual targetSdkVersion(s) of the apps within the 10372 // sharedUserSetting, instead of defaulting to the least restrictive domain. 10373 final int targetSdk = (sharedUserSetting != null) ? 25 10374 : pkg.applicationInfo.targetSdkVersion; 10375 // TODO(b/71593002): isPrivileged for sharedUser and appInfo should never be out of sync. 10376 // They currently can be if the sharedUser apps are signed with the platform key. 10377 final boolean isPrivileged = (sharedUserSetting != null) ? 10378 sharedUserSetting.isPrivileged() | pkg.isPrivileged() : pkg.isPrivileged(); 10379 10380 SELinuxMMAC.assignSeInfoValue(pkg, isPrivileged, targetSdk); 10381 10382 pkg.mExtras = pkgSetting; 10383 pkg.applicationInfo.processName = fixProcessName( 10384 pkg.applicationInfo.packageName, 10385 pkg.applicationInfo.processName); 10386 10387 if (!isPlatformPackage) { 10388 // Get all of our default paths setup 10389 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10390 } 10391 10392 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10393 10394 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10395 if (needToDeriveAbi) { 10396 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10397 final boolean extractNativeLibs = !pkg.isLibrary(); 10398 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10399 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10400 10401 // Some system apps still use directory structure for native libraries 10402 // in which case we might end up not detecting abi solely based on apk 10403 // structure. Try to detect abi based on directory structure. 10404 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10405 pkg.applicationInfo.primaryCpuAbi == null) { 10406 setBundledAppAbisAndRoots(pkg, pkgSetting); 10407 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10408 } 10409 } else { 10410 // This is not a first boot or an upgrade, don't bother deriving the 10411 // ABI during the scan. Instead, trust the value that was stored in the 10412 // package setting. 10413 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10414 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10415 10416 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10417 10418 if (DEBUG_ABI_SELECTION) { 10419 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10420 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10421 pkg.applicationInfo.secondaryCpuAbi); 10422 } 10423 } 10424 } else { 10425 if ((scanFlags & SCAN_MOVE) != 0) { 10426 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10427 // but we already have this packages package info in the PackageSetting. We just 10428 // use that and derive the native library path based on the new codepath. 10429 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10430 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10431 } 10432 10433 // Set native library paths again. For moves, the path will be updated based on the 10434 // ABIs we've determined above. For non-moves, the path will be updated based on the 10435 // ABIs we determined during compilation, but the path will depend on the final 10436 // package path (after the rename away from the stage path). 10437 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10438 } 10439 10440 // This is a special case for the "system" package, where the ABI is 10441 // dictated by the zygote configuration (and init.rc). We should keep track 10442 // of this ABI so that we can deal with "normal" applications that run under 10443 // the same UID correctly. 10444 if (isPlatformPackage) { 10445 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10446 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10447 } 10448 10449 // If there's a mismatch between the abi-override in the package setting 10450 // and the abiOverride specified for the install. Warn about this because we 10451 // would've already compiled the app without taking the package setting into 10452 // account. 10453 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10454 if (cpuAbiOverride == null && pkg.packageName != null) { 10455 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10456 " for package " + pkg.packageName); 10457 } 10458 } 10459 10460 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10461 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10462 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10463 10464 // Copy the derived override back to the parsed package, so that we can 10465 // update the package settings accordingly. 10466 pkg.cpuAbiOverride = cpuAbiOverride; 10467 10468 if (DEBUG_ABI_SELECTION) { 10469 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10470 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10471 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10472 } 10473 10474 // Push the derived path down into PackageSettings so we know what to 10475 // clean up at uninstall time. 10476 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10477 10478 if (DEBUG_ABI_SELECTION) { 10479 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10480 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10481 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10482 } 10483 10484 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10485 // We don't do this here during boot because we can do it all 10486 // at once after scanning all existing packages. 10487 // 10488 // We also do this *before* we perform dexopt on this package, so that 10489 // we can avoid redundant dexopts, and also to make sure we've got the 10490 // code and package path correct. 10491 changedAbiCodePath = 10492 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10493 } 10494 10495 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10496 android.Manifest.permission.FACTORY_TEST)) { 10497 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10498 } 10499 10500 if (isSystemApp(pkg)) { 10501 pkgSetting.isOrphaned = true; 10502 } 10503 10504 // Take care of first install / last update times. 10505 final long scanFileTime = getLastModifiedTime(pkg); 10506 if (currentTime != 0) { 10507 if (pkgSetting.firstInstallTime == 0) { 10508 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10509 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10510 pkgSetting.lastUpdateTime = currentTime; 10511 } 10512 } else if (pkgSetting.firstInstallTime == 0) { 10513 // We need *something*. Take time time stamp of the file. 10514 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10515 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10516 if (scanFileTime != pkgSetting.timeStamp) { 10517 // A package on the system image has changed; consider this 10518 // to be an update. 10519 pkgSetting.lastUpdateTime = scanFileTime; 10520 } 10521 } 10522 pkgSetting.setTimeStamp(scanFileTime); 10523 10524 pkgSetting.pkg = pkg; 10525 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10526 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10527 pkgSetting.versionCode = pkg.getLongVersionCode(); 10528 } 10529 // Update volume if needed 10530 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10531 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10532 Slog.i(PackageManagerService.TAG, 10533 "Update" + (pkgSetting.isSystem() ? " system" : "") 10534 + " package " + pkg.packageName 10535 + " volume from " + pkgSetting.volumeUuid 10536 + " to " + volumeUuid); 10537 pkgSetting.volumeUuid = volumeUuid; 10538 } 10539 10540 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10541 } 10542 10543 /** 10544 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10545 */ 10546 private static boolean apkHasCode(String fileName) { 10547 StrictJarFile jarFile = null; 10548 try { 10549 jarFile = new StrictJarFile(fileName, 10550 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10551 return jarFile.findEntry("classes.dex") != null; 10552 } catch (IOException ignore) { 10553 } finally { 10554 try { 10555 if (jarFile != null) { 10556 jarFile.close(); 10557 } 10558 } catch (IOException ignore) {} 10559 } 10560 return false; 10561 } 10562 10563 /** 10564 * Enforces code policy for the package. This ensures that if an APK has 10565 * declared hasCode="true" in its manifest that the APK actually contains 10566 * code. 10567 * 10568 * @throws PackageManagerException If bytecode could not be found when it should exist 10569 */ 10570 private static void assertCodePolicy(PackageParser.Package pkg) 10571 throws PackageManagerException { 10572 final boolean shouldHaveCode = 10573 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10574 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10575 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10576 "Package " + pkg.baseCodePath + " code is missing"); 10577 } 10578 10579 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10580 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10581 final boolean splitShouldHaveCode = 10582 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10583 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10584 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10585 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10586 } 10587 } 10588 } 10589 } 10590 10591 /** 10592 * Applies policy to the parsed package based upon the given policy flags. 10593 * Ensures the package is in a good state. 10594 * <p> 10595 * Implementation detail: This method must NOT have any side effect. It would 10596 * ideally be static, but, it requires locks to read system state. 10597 */ 10598 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10599 final @ScanFlags int scanFlags) { 10600 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10601 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10602 if (pkg.applicationInfo.isDirectBootAware()) { 10603 // we're direct boot aware; set for all components 10604 for (PackageParser.Service s : pkg.services) { 10605 s.info.encryptionAware = s.info.directBootAware = true; 10606 } 10607 for (PackageParser.Provider p : pkg.providers) { 10608 p.info.encryptionAware = p.info.directBootAware = true; 10609 } 10610 for (PackageParser.Activity a : pkg.activities) { 10611 a.info.encryptionAware = a.info.directBootAware = true; 10612 } 10613 for (PackageParser.Activity r : pkg.receivers) { 10614 r.info.encryptionAware = r.info.directBootAware = true; 10615 } 10616 } 10617 if (compressedFileExists(pkg.codePath)) { 10618 pkg.isStub = true; 10619 } 10620 } else { 10621 // non system apps can't be flagged as core 10622 pkg.coreApp = false; 10623 // clear flags not applicable to regular apps 10624 pkg.applicationInfo.flags &= 10625 ~ApplicationInfo.FLAG_PERSISTENT; 10626 pkg.applicationInfo.privateFlags &= 10627 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10628 pkg.applicationInfo.privateFlags &= 10629 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10630 // cap permission priorities 10631 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10632 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10633 pkg.permissionGroups.get(i).info.priority = 0; 10634 } 10635 } 10636 } 10637 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10638 // clear protected broadcasts 10639 pkg.protectedBroadcasts = null; 10640 // ignore export request for single user receivers 10641 if (pkg.receivers != null) { 10642 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10643 final PackageParser.Activity receiver = pkg.receivers.get(i); 10644 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10645 receiver.info.exported = false; 10646 } 10647 } 10648 } 10649 // ignore export request for single user services 10650 if (pkg.services != null) { 10651 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10652 final PackageParser.Service service = pkg.services.get(i); 10653 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10654 service.info.exported = false; 10655 } 10656 } 10657 } 10658 // ignore export request for single user providers 10659 if (pkg.providers != null) { 10660 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10661 final PackageParser.Provider provider = pkg.providers.get(i); 10662 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10663 provider.info.exported = false; 10664 } 10665 } 10666 } 10667 } 10668 10669 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10670 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10671 } 10672 10673 if ((scanFlags & SCAN_AS_OEM) != 0) { 10674 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10675 } 10676 10677 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10678 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10679 } 10680 10681 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10682 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10683 } 10684 10685 if (!isSystemApp(pkg)) { 10686 // Only system apps can use these features. 10687 pkg.mOriginalPackages = null; 10688 pkg.mRealPackage = null; 10689 pkg.mAdoptPermissions = null; 10690 } 10691 } 10692 10693 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10694 throws PackageManagerException { 10695 if (object == null) { 10696 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10697 } 10698 return object; 10699 } 10700 10701 /** 10702 * Asserts the parsed package is valid according to the given policy. If the 10703 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10704 * <p> 10705 * Implementation detail: This method must NOT have any side effects. It would 10706 * ideally be static, but, it requires locks to read system state. 10707 * 10708 * @throws PackageManagerException If the package fails any of the validation checks 10709 */ 10710 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10711 final @ScanFlags int scanFlags) 10712 throws PackageManagerException { 10713 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10714 assertCodePolicy(pkg); 10715 } 10716 10717 if (pkg.applicationInfo.getCodePath() == null || 10718 pkg.applicationInfo.getResourcePath() == null) { 10719 // Bail out. The resource and code paths haven't been set. 10720 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10721 "Code and resource paths haven't been set correctly"); 10722 } 10723 10724 // Make sure we're not adding any bogus keyset info 10725 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10726 ksms.assertScannedPackageValid(pkg); 10727 10728 synchronized (mPackages) { 10729 // The special "android" package can only be defined once 10730 if (pkg.packageName.equals("android")) { 10731 if (mAndroidApplication != null) { 10732 Slog.w(TAG, "*************************************************"); 10733 Slog.w(TAG, "Core android package being redefined. Skipping."); 10734 Slog.w(TAG, " codePath=" + pkg.codePath); 10735 Slog.w(TAG, "*************************************************"); 10736 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10737 "Core android package being redefined. Skipping."); 10738 } 10739 } 10740 10741 // A package name must be unique; don't allow duplicates 10742 if (mPackages.containsKey(pkg.packageName)) { 10743 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10744 "Application package " + pkg.packageName 10745 + " already installed. Skipping duplicate."); 10746 } 10747 10748 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10749 // Static libs have a synthetic package name containing the version 10750 // but we still want the base name to be unique. 10751 if (mPackages.containsKey(pkg.manifestPackageName)) { 10752 throw new PackageManagerException( 10753 "Duplicate static shared lib provider package"); 10754 } 10755 10756 // Static shared libraries should have at least O target SDK 10757 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10758 throw new PackageManagerException( 10759 "Packages declaring static-shared libs must target O SDK or higher"); 10760 } 10761 10762 // Package declaring static a shared lib cannot be instant apps 10763 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10764 throw new PackageManagerException( 10765 "Packages declaring static-shared libs cannot be instant apps"); 10766 } 10767 10768 // Package declaring static a shared lib cannot be renamed since the package 10769 // name is synthetic and apps can't code around package manager internals. 10770 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10771 throw new PackageManagerException( 10772 "Packages declaring static-shared libs cannot be renamed"); 10773 } 10774 10775 // Package declaring static a shared lib cannot declare child packages 10776 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10777 throw new PackageManagerException( 10778 "Packages declaring static-shared libs cannot have child packages"); 10779 } 10780 10781 // Package declaring static a shared lib cannot declare dynamic libs 10782 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10783 throw new PackageManagerException( 10784 "Packages declaring static-shared libs cannot declare dynamic libs"); 10785 } 10786 10787 // Package declaring static a shared lib cannot declare shared users 10788 if (pkg.mSharedUserId != null) { 10789 throw new PackageManagerException( 10790 "Packages declaring static-shared libs cannot declare shared users"); 10791 } 10792 10793 // Static shared libs cannot declare activities 10794 if (!pkg.activities.isEmpty()) { 10795 throw new PackageManagerException( 10796 "Static shared libs cannot declare activities"); 10797 } 10798 10799 // Static shared libs cannot declare services 10800 if (!pkg.services.isEmpty()) { 10801 throw new PackageManagerException( 10802 "Static shared libs cannot declare services"); 10803 } 10804 10805 // Static shared libs cannot declare providers 10806 if (!pkg.providers.isEmpty()) { 10807 throw new PackageManagerException( 10808 "Static shared libs cannot declare content providers"); 10809 } 10810 10811 // Static shared libs cannot declare receivers 10812 if (!pkg.receivers.isEmpty()) { 10813 throw new PackageManagerException( 10814 "Static shared libs cannot declare broadcast receivers"); 10815 } 10816 10817 // Static shared libs cannot declare permission groups 10818 if (!pkg.permissionGroups.isEmpty()) { 10819 throw new PackageManagerException( 10820 "Static shared libs cannot declare permission groups"); 10821 } 10822 10823 // Static shared libs cannot declare permissions 10824 if (!pkg.permissions.isEmpty()) { 10825 throw new PackageManagerException( 10826 "Static shared libs cannot declare permissions"); 10827 } 10828 10829 // Static shared libs cannot declare protected broadcasts 10830 if (pkg.protectedBroadcasts != null) { 10831 throw new PackageManagerException( 10832 "Static shared libs cannot declare protected broadcasts"); 10833 } 10834 10835 // Static shared libs cannot be overlay targets 10836 if (pkg.mOverlayTarget != null) { 10837 throw new PackageManagerException( 10838 "Static shared libs cannot be overlay targets"); 10839 } 10840 10841 // The version codes must be ordered as lib versions 10842 long minVersionCode = Long.MIN_VALUE; 10843 long maxVersionCode = Long.MAX_VALUE; 10844 10845 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10846 pkg.staticSharedLibName); 10847 if (versionedLib != null) { 10848 final int versionCount = versionedLib.size(); 10849 for (int i = 0; i < versionCount; i++) { 10850 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10851 final long libVersionCode = libInfo.getDeclaringPackage() 10852 .getLongVersionCode(); 10853 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10854 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10855 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10856 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10857 } else { 10858 minVersionCode = maxVersionCode = libVersionCode; 10859 break; 10860 } 10861 } 10862 } 10863 if (pkg.getLongVersionCode() < minVersionCode 10864 || pkg.getLongVersionCode() > maxVersionCode) { 10865 throw new PackageManagerException("Static shared" 10866 + " lib version codes must be ordered as lib versions"); 10867 } 10868 } 10869 10870 // Only privileged apps and updated privileged apps can add child packages. 10871 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10872 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10873 throw new PackageManagerException("Only privileged apps can add child " 10874 + "packages. Ignoring package " + pkg.packageName); 10875 } 10876 final int childCount = pkg.childPackages.size(); 10877 for (int i = 0; i < childCount; i++) { 10878 PackageParser.Package childPkg = pkg.childPackages.get(i); 10879 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10880 childPkg.packageName)) { 10881 throw new PackageManagerException("Can't override child of " 10882 + "another disabled app. Ignoring package " + pkg.packageName); 10883 } 10884 } 10885 } 10886 10887 // If we're only installing presumed-existing packages, require that the 10888 // scanned APK is both already known and at the path previously established 10889 // for it. Previously unknown packages we pick up normally, but if we have an 10890 // a priori expectation about this package's install presence, enforce it. 10891 // With a singular exception for new system packages. When an OTA contains 10892 // a new system package, we allow the codepath to change from a system location 10893 // to the user-installed location. If we don't allow this change, any newer, 10894 // user-installed version of the application will be ignored. 10895 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10896 if (mExpectingBetter.containsKey(pkg.packageName)) { 10897 logCriticalInfo(Log.WARN, 10898 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10899 } else { 10900 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10901 if (known != null) { 10902 if (DEBUG_PACKAGE_SCANNING) { 10903 Log.d(TAG, "Examining " + pkg.codePath 10904 + " and requiring known paths " + known.codePathString 10905 + " & " + known.resourcePathString); 10906 } 10907 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10908 || !pkg.applicationInfo.getResourcePath().equals( 10909 known.resourcePathString)) { 10910 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10911 "Application package " + pkg.packageName 10912 + " found at " + pkg.applicationInfo.getCodePath() 10913 + " but expected at " + known.codePathString 10914 + "; ignoring."); 10915 } 10916 } else { 10917 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10918 "Application package " + pkg.packageName 10919 + " not found; ignoring."); 10920 } 10921 } 10922 } 10923 10924 // Verify that this new package doesn't have any content providers 10925 // that conflict with existing packages. Only do this if the 10926 // package isn't already installed, since we don't want to break 10927 // things that are installed. 10928 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10929 final int N = pkg.providers.size(); 10930 int i; 10931 for (i=0; i<N; i++) { 10932 PackageParser.Provider p = pkg.providers.get(i); 10933 if (p.info.authority != null) { 10934 String names[] = p.info.authority.split(";"); 10935 for (int j = 0; j < names.length; j++) { 10936 if (mProvidersByAuthority.containsKey(names[j])) { 10937 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10938 final String otherPackageName = 10939 ((other != null && other.getComponentName() != null) ? 10940 other.getComponentName().getPackageName() : "?"); 10941 throw new PackageManagerException( 10942 INSTALL_FAILED_CONFLICTING_PROVIDER, 10943 "Can't install because provider name " + names[j] 10944 + " (in package " + pkg.applicationInfo.packageName 10945 + ") is already used by " + otherPackageName); 10946 } 10947 } 10948 } 10949 } 10950 } 10951 10952 // Verify that packages sharing a user with a privileged app are marked as privileged. 10953 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 10954 SharedUserSetting sharedUserSetting = null; 10955 try { 10956 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 10957 } catch (PackageManagerException ignore) {} 10958 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 10959 // Exempt SharedUsers signed with the platform key. 10960 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 10961 if ((platformPkgSetting.signatures.mSigningDetails 10962 != PackageParser.SigningDetails.UNKNOWN) 10963 && (compareSignatures( 10964 platformPkgSetting.signatures.mSigningDetails.signatures, 10965 pkg.mSigningDetails.signatures) 10966 != PackageManager.SIGNATURE_MATCH)) { 10967 throw new PackageManagerException("Apps that share a user with a " + 10968 "privileged app must themselves be marked as privileged. " + 10969 pkg.packageName + " shares privileged user " + 10970 pkg.mSharedUserId + "."); 10971 } 10972 } 10973 } 10974 10975 // Apply policies specific for runtime resource overlays (RROs). 10976 if (pkg.mOverlayTarget != null) { 10977 // System overlays have some restrictions on their use of the 'static' state. 10978 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10979 // We are scanning a system overlay. This can be the first scan of the 10980 // system/vendor/oem partition, or an update to the system overlay. 10981 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10982 // This must be an update to a system overlay. 10983 final PackageSetting previousPkg = assertNotNull( 10984 mSettings.getPackageLPr(pkg.packageName), 10985 "previous package state not present"); 10986 10987 // Static overlays cannot be updated. 10988 if (previousPkg.pkg.mOverlayIsStatic) { 10989 throw new PackageManagerException("Overlay " + pkg.packageName + 10990 " is static and cannot be upgraded."); 10991 // Non-static overlays cannot be converted to static overlays. 10992 } else if (pkg.mOverlayIsStatic) { 10993 throw new PackageManagerException("Overlay " + pkg.packageName + 10994 " cannot be upgraded into a static overlay."); 10995 } 10996 } 10997 } else { 10998 // The overlay is a non-system overlay. Non-system overlays cannot be static. 10999 if (pkg.mOverlayIsStatic) { 11000 throw new PackageManagerException("Overlay " + pkg.packageName + 11001 " is static but not pre-installed."); 11002 } 11003 11004 // The only case where we allow installation of a non-system overlay is when 11005 // its signature is signed with the platform certificate. 11006 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11007 if ((platformPkgSetting.signatures.mSigningDetails 11008 != PackageParser.SigningDetails.UNKNOWN) 11009 && (compareSignatures( 11010 platformPkgSetting.signatures.mSigningDetails.signatures, 11011 pkg.mSigningDetails.signatures) 11012 != PackageManager.SIGNATURE_MATCH)) { 11013 throw new PackageManagerException("Overlay " + pkg.packageName + 11014 " must be signed with the platform certificate."); 11015 } 11016 } 11017 } 11018 } 11019 } 11020 11021 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11022 int type, String declaringPackageName, long declaringVersionCode) { 11023 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11024 if (versionedLib == null) { 11025 versionedLib = new LongSparseArray<>(); 11026 mSharedLibraries.put(name, versionedLib); 11027 if (type == SharedLibraryInfo.TYPE_STATIC) { 11028 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11029 } 11030 } else if (versionedLib.indexOfKey(version) >= 0) { 11031 return false; 11032 } 11033 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11034 version, type, declaringPackageName, declaringVersionCode); 11035 versionedLib.put(version, libEntry); 11036 return true; 11037 } 11038 11039 private boolean removeSharedLibraryLPw(String name, long version) { 11040 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11041 if (versionedLib == null) { 11042 return false; 11043 } 11044 final int libIdx = versionedLib.indexOfKey(version); 11045 if (libIdx < 0) { 11046 return false; 11047 } 11048 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11049 versionedLib.remove(version); 11050 if (versionedLib.size() <= 0) { 11051 mSharedLibraries.remove(name); 11052 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11053 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11054 .getPackageName()); 11055 } 11056 } 11057 return true; 11058 } 11059 11060 /** 11061 * Adds a scanned package to the system. When this method is finished, the package will 11062 * be available for query, resolution, etc... 11063 */ 11064 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11065 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11066 final String pkgName = pkg.packageName; 11067 if (mCustomResolverComponentName != null && 11068 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11069 setUpCustomResolverActivity(pkg); 11070 } 11071 11072 if (pkg.packageName.equals("android")) { 11073 synchronized (mPackages) { 11074 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11075 // Set up information for our fall-back user intent resolution activity. 11076 mPlatformPackage = pkg; 11077 pkg.mVersionCode = mSdkVersion; 11078 pkg.mVersionCodeMajor = 0; 11079 mAndroidApplication = pkg.applicationInfo; 11080 if (!mResolverReplaced) { 11081 mResolveActivity.applicationInfo = mAndroidApplication; 11082 mResolveActivity.name = ResolverActivity.class.getName(); 11083 mResolveActivity.packageName = mAndroidApplication.packageName; 11084 mResolveActivity.processName = "system:ui"; 11085 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11086 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11087 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11088 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11089 mResolveActivity.exported = true; 11090 mResolveActivity.enabled = true; 11091 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11092 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11093 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11094 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11095 | ActivityInfo.CONFIG_ORIENTATION 11096 | ActivityInfo.CONFIG_KEYBOARD 11097 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11098 mResolveInfo.activityInfo = mResolveActivity; 11099 mResolveInfo.priority = 0; 11100 mResolveInfo.preferredOrder = 0; 11101 mResolveInfo.match = 0; 11102 mResolveComponentName = new ComponentName( 11103 mAndroidApplication.packageName, mResolveActivity.name); 11104 } 11105 } 11106 } 11107 } 11108 11109 ArrayList<PackageParser.Package> clientLibPkgs = null; 11110 // writer 11111 synchronized (mPackages) { 11112 boolean hasStaticSharedLibs = false; 11113 11114 // Any app can add new static shared libraries 11115 if (pkg.staticSharedLibName != null) { 11116 // Static shared libs don't allow renaming as they have synthetic package 11117 // names to allow install of multiple versions, so use name from manifest. 11118 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11119 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11120 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11121 hasStaticSharedLibs = true; 11122 } else { 11123 Slog.w(TAG, "Package " + pkg.packageName + " library " 11124 + pkg.staticSharedLibName + " already exists; skipping"); 11125 } 11126 // Static shared libs cannot be updated once installed since they 11127 // use synthetic package name which includes the version code, so 11128 // not need to update other packages's shared lib dependencies. 11129 } 11130 11131 if (!hasStaticSharedLibs 11132 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11133 // Only system apps can add new dynamic shared libraries. 11134 if (pkg.libraryNames != null) { 11135 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11136 String name = pkg.libraryNames.get(i); 11137 boolean allowed = false; 11138 if (pkg.isUpdatedSystemApp()) { 11139 // New library entries can only be added through the 11140 // system image. This is important to get rid of a lot 11141 // of nasty edge cases: for example if we allowed a non- 11142 // system update of the app to add a library, then uninstalling 11143 // the update would make the library go away, and assumptions 11144 // we made such as through app install filtering would now 11145 // have allowed apps on the device which aren't compatible 11146 // with it. Better to just have the restriction here, be 11147 // conservative, and create many fewer cases that can negatively 11148 // impact the user experience. 11149 final PackageSetting sysPs = mSettings 11150 .getDisabledSystemPkgLPr(pkg.packageName); 11151 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11152 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11153 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11154 allowed = true; 11155 break; 11156 } 11157 } 11158 } 11159 } else { 11160 allowed = true; 11161 } 11162 if (allowed) { 11163 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11164 SharedLibraryInfo.VERSION_UNDEFINED, 11165 SharedLibraryInfo.TYPE_DYNAMIC, 11166 pkg.packageName, pkg.getLongVersionCode())) { 11167 Slog.w(TAG, "Package " + pkg.packageName + " library " 11168 + name + " already exists; skipping"); 11169 } 11170 } else { 11171 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11172 + name + " that is not declared on system image; skipping"); 11173 } 11174 } 11175 11176 if ((scanFlags & SCAN_BOOTING) == 0) { 11177 // If we are not booting, we need to update any applications 11178 // that are clients of our shared library. If we are booting, 11179 // this will all be done once the scan is complete. 11180 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11181 } 11182 } 11183 } 11184 } 11185 11186 if ((scanFlags & SCAN_BOOTING) != 0) { 11187 // No apps can run during boot scan, so they don't need to be frozen 11188 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11189 // Caller asked to not kill app, so it's probably not frozen 11190 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11191 // Caller asked us to ignore frozen check for some reason; they 11192 // probably didn't know the package name 11193 } else { 11194 // We're doing major surgery on this package, so it better be frozen 11195 // right now to keep it from launching 11196 checkPackageFrozen(pkgName); 11197 } 11198 11199 // Also need to kill any apps that are dependent on the library. 11200 if (clientLibPkgs != null) { 11201 for (int i=0; i<clientLibPkgs.size(); i++) { 11202 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11203 killApplication(clientPkg.applicationInfo.packageName, 11204 clientPkg.applicationInfo.uid, "update lib"); 11205 } 11206 } 11207 11208 // writer 11209 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11210 11211 synchronized (mPackages) { 11212 // We don't expect installation to fail beyond this point 11213 11214 // Add the new setting to mSettings 11215 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11216 // Add the new setting to mPackages 11217 mPackages.put(pkg.applicationInfo.packageName, pkg); 11218 // Make sure we don't accidentally delete its data. 11219 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11220 while (iter.hasNext()) { 11221 PackageCleanItem item = iter.next(); 11222 if (pkgName.equals(item.packageName)) { 11223 iter.remove(); 11224 } 11225 } 11226 11227 // Add the package's KeySets to the global KeySetManagerService 11228 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11229 ksms.addScannedPackageLPw(pkg); 11230 11231 int N = pkg.providers.size(); 11232 StringBuilder r = null; 11233 int i; 11234 for (i=0; i<N; i++) { 11235 PackageParser.Provider p = pkg.providers.get(i); 11236 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11237 p.info.processName); 11238 mProviders.addProvider(p); 11239 p.syncable = p.info.isSyncable; 11240 if (p.info.authority != null) { 11241 String names[] = p.info.authority.split(";"); 11242 p.info.authority = null; 11243 for (int j = 0; j < names.length; j++) { 11244 if (j == 1 && p.syncable) { 11245 // We only want the first authority for a provider to possibly be 11246 // syncable, so if we already added this provider using a different 11247 // authority clear the syncable flag. We copy the provider before 11248 // changing it because the mProviders object contains a reference 11249 // to a provider that we don't want to change. 11250 // Only do this for the second authority since the resulting provider 11251 // object can be the same for all future authorities for this provider. 11252 p = new PackageParser.Provider(p); 11253 p.syncable = false; 11254 } 11255 if (!mProvidersByAuthority.containsKey(names[j])) { 11256 mProvidersByAuthority.put(names[j], p); 11257 if (p.info.authority == null) { 11258 p.info.authority = names[j]; 11259 } else { 11260 p.info.authority = p.info.authority + ";" + names[j]; 11261 } 11262 if (DEBUG_PACKAGE_SCANNING) { 11263 if (chatty) 11264 Log.d(TAG, "Registered content provider: " + names[j] 11265 + ", className = " + p.info.name + ", isSyncable = " 11266 + p.info.isSyncable); 11267 } 11268 } else { 11269 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11270 Slog.w(TAG, "Skipping provider name " + names[j] + 11271 " (in package " + pkg.applicationInfo.packageName + 11272 "): name already used by " 11273 + ((other != null && other.getComponentName() != null) 11274 ? other.getComponentName().getPackageName() : "?")); 11275 } 11276 } 11277 } 11278 if (chatty) { 11279 if (r == null) { 11280 r = new StringBuilder(256); 11281 } else { 11282 r.append(' '); 11283 } 11284 r.append(p.info.name); 11285 } 11286 } 11287 if (r != null) { 11288 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11289 } 11290 11291 N = pkg.services.size(); 11292 r = null; 11293 for (i=0; i<N; i++) { 11294 PackageParser.Service s = pkg.services.get(i); 11295 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11296 s.info.processName); 11297 mServices.addService(s); 11298 if (chatty) { 11299 if (r == null) { 11300 r = new StringBuilder(256); 11301 } else { 11302 r.append(' '); 11303 } 11304 r.append(s.info.name); 11305 } 11306 } 11307 if (r != null) { 11308 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11309 } 11310 11311 N = pkg.receivers.size(); 11312 r = null; 11313 for (i=0; i<N; i++) { 11314 PackageParser.Activity a = pkg.receivers.get(i); 11315 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11316 a.info.processName); 11317 mReceivers.addActivity(a, "receiver"); 11318 if (chatty) { 11319 if (r == null) { 11320 r = new StringBuilder(256); 11321 } else { 11322 r.append(' '); 11323 } 11324 r.append(a.info.name); 11325 } 11326 } 11327 if (r != null) { 11328 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11329 } 11330 11331 N = pkg.activities.size(); 11332 r = null; 11333 for (i=0; i<N; i++) { 11334 PackageParser.Activity a = pkg.activities.get(i); 11335 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11336 a.info.processName); 11337 mActivities.addActivity(a, "activity"); 11338 if (chatty) { 11339 if (r == null) { 11340 r = new StringBuilder(256); 11341 } else { 11342 r.append(' '); 11343 } 11344 r.append(a.info.name); 11345 } 11346 } 11347 if (r != null) { 11348 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11349 } 11350 11351 // Don't allow ephemeral applications to define new permissions groups. 11352 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11353 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11354 + " ignored: instant apps cannot define new permission groups."); 11355 } else { 11356 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11357 } 11358 11359 // Don't allow ephemeral applications to define new permissions. 11360 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11361 Slog.w(TAG, "Permissions from package " + pkg.packageName 11362 + " ignored: instant apps cannot define new permissions."); 11363 } else { 11364 mPermissionManager.addAllPermissions(pkg, chatty); 11365 } 11366 11367 N = pkg.instrumentation.size(); 11368 r = null; 11369 for (i=0; i<N; i++) { 11370 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11371 a.info.packageName = pkg.applicationInfo.packageName; 11372 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11373 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11374 a.info.splitNames = pkg.splitNames; 11375 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11376 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11377 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11378 a.info.dataDir = pkg.applicationInfo.dataDir; 11379 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11380 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11381 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11382 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11383 mInstrumentation.put(a.getComponentName(), a); 11384 if (chatty) { 11385 if (r == null) { 11386 r = new StringBuilder(256); 11387 } else { 11388 r.append(' '); 11389 } 11390 r.append(a.info.name); 11391 } 11392 } 11393 if (r != null) { 11394 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11395 } 11396 11397 if (pkg.protectedBroadcasts != null) { 11398 N = pkg.protectedBroadcasts.size(); 11399 synchronized (mProtectedBroadcasts) { 11400 for (i = 0; i < N; i++) { 11401 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11402 } 11403 } 11404 } 11405 } 11406 11407 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11408 } 11409 11410 /** 11411 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11412 * is derived purely on the basis of the contents of {@code scanFile} and 11413 * {@code cpuAbiOverride}. 11414 * 11415 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11416 */ 11417 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11418 boolean extractLibs) 11419 throws PackageManagerException { 11420 // Give ourselves some initial paths; we'll come back for another 11421 // pass once we've determined ABI below. 11422 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11423 11424 // We would never need to extract libs for forward-locked and external packages, 11425 // since the container service will do it for us. We shouldn't attempt to 11426 // extract libs from system app when it was not updated. 11427 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11428 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11429 extractLibs = false; 11430 } 11431 11432 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11433 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11434 11435 NativeLibraryHelper.Handle handle = null; 11436 try { 11437 handle = NativeLibraryHelper.Handle.create(pkg); 11438 // TODO(multiArch): This can be null for apps that didn't go through the 11439 // usual installation process. We can calculate it again, like we 11440 // do during install time. 11441 // 11442 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11443 // unnecessary. 11444 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11445 11446 // Null out the abis so that they can be recalculated. 11447 pkg.applicationInfo.primaryCpuAbi = null; 11448 pkg.applicationInfo.secondaryCpuAbi = null; 11449 if (isMultiArch(pkg.applicationInfo)) { 11450 // Warn if we've set an abiOverride for multi-lib packages.. 11451 // By definition, we need to copy both 32 and 64 bit libraries for 11452 // such packages. 11453 if (pkg.cpuAbiOverride != null 11454 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11455 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11456 } 11457 11458 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11459 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11460 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11461 if (extractLibs) { 11462 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11463 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11464 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11465 useIsaSpecificSubdirs); 11466 } else { 11467 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11468 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11469 } 11470 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11471 } 11472 11473 // Shared library native code should be in the APK zip aligned 11474 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11475 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11476 "Shared library native lib extraction not supported"); 11477 } 11478 11479 maybeThrowExceptionForMultiArchCopy( 11480 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11481 11482 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11483 if (extractLibs) { 11484 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11485 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11486 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11487 useIsaSpecificSubdirs); 11488 } else { 11489 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11490 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11491 } 11492 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11493 } 11494 11495 maybeThrowExceptionForMultiArchCopy( 11496 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11497 11498 if (abi64 >= 0) { 11499 // Shared library native libs should be in the APK zip aligned 11500 if (extractLibs && pkg.isLibrary()) { 11501 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11502 "Shared library native lib extraction not supported"); 11503 } 11504 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11505 } 11506 11507 if (abi32 >= 0) { 11508 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11509 if (abi64 >= 0) { 11510 if (pkg.use32bitAbi) { 11511 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11512 pkg.applicationInfo.primaryCpuAbi = abi; 11513 } else { 11514 pkg.applicationInfo.secondaryCpuAbi = abi; 11515 } 11516 } else { 11517 pkg.applicationInfo.primaryCpuAbi = abi; 11518 } 11519 } 11520 } else { 11521 String[] abiList = (cpuAbiOverride != null) ? 11522 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11523 11524 // Enable gross and lame hacks for apps that are built with old 11525 // SDK tools. We must scan their APKs for renderscript bitcode and 11526 // not launch them if it's present. Don't bother checking on devices 11527 // that don't have 64 bit support. 11528 boolean needsRenderScriptOverride = false; 11529 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11530 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11531 abiList = Build.SUPPORTED_32_BIT_ABIS; 11532 needsRenderScriptOverride = true; 11533 } 11534 11535 final int copyRet; 11536 if (extractLibs) { 11537 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11538 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11539 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11540 } else { 11541 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11542 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11543 } 11544 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11545 11546 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11547 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11548 "Error unpackaging native libs for app, errorCode=" + copyRet); 11549 } 11550 11551 if (copyRet >= 0) { 11552 // Shared libraries that have native libs must be multi-architecture 11553 if (pkg.isLibrary()) { 11554 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11555 "Shared library with native libs must be multiarch"); 11556 } 11557 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11558 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11559 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11560 } else if (needsRenderScriptOverride) { 11561 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11562 } 11563 } 11564 } catch (IOException ioe) { 11565 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11566 } finally { 11567 IoUtils.closeQuietly(handle); 11568 } 11569 11570 // Now that we've calculated the ABIs and determined if it's an internal app, 11571 // we will go ahead and populate the nativeLibraryPath. 11572 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11573 } 11574 11575 /** 11576 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11577 * i.e, so that all packages can be run inside a single process if required. 11578 * 11579 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11580 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11581 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11582 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11583 * updating a package that belongs to a shared user. 11584 * 11585 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11586 * adds unnecessary complexity. 11587 */ 11588 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11589 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11590 List<String> changedAbiCodePath = null; 11591 String requiredInstructionSet = null; 11592 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11593 requiredInstructionSet = VMRuntime.getInstructionSet( 11594 scannedPackage.applicationInfo.primaryCpuAbi); 11595 } 11596 11597 PackageSetting requirer = null; 11598 for (PackageSetting ps : packagesForUser) { 11599 // If packagesForUser contains scannedPackage, we skip it. This will happen 11600 // when scannedPackage is an update of an existing package. Without this check, 11601 // we will never be able to change the ABI of any package belonging to a shared 11602 // user, even if it's compatible with other packages. 11603 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11604 if (ps.primaryCpuAbiString == null) { 11605 continue; 11606 } 11607 11608 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11609 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11610 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11611 // this but there's not much we can do. 11612 String errorMessage = "Instruction set mismatch, " 11613 + ((requirer == null) ? "[caller]" : requirer) 11614 + " requires " + requiredInstructionSet + " whereas " + ps 11615 + " requires " + instructionSet; 11616 Slog.w(TAG, errorMessage); 11617 } 11618 11619 if (requiredInstructionSet == null) { 11620 requiredInstructionSet = instructionSet; 11621 requirer = ps; 11622 } 11623 } 11624 } 11625 11626 if (requiredInstructionSet != null) { 11627 String adjustedAbi; 11628 if (requirer != null) { 11629 // requirer != null implies that either scannedPackage was null or that scannedPackage 11630 // did not require an ABI, in which case we have to adjust scannedPackage to match 11631 // the ABI of the set (which is the same as requirer's ABI) 11632 adjustedAbi = requirer.primaryCpuAbiString; 11633 if (scannedPackage != null) { 11634 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11635 } 11636 } else { 11637 // requirer == null implies that we're updating all ABIs in the set to 11638 // match scannedPackage. 11639 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11640 } 11641 11642 for (PackageSetting ps : packagesForUser) { 11643 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11644 if (ps.primaryCpuAbiString != null) { 11645 continue; 11646 } 11647 11648 ps.primaryCpuAbiString = adjustedAbi; 11649 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11650 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11651 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11652 if (DEBUG_ABI_SELECTION) { 11653 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11654 + " (requirer=" 11655 + (requirer != null ? requirer.pkg : "null") 11656 + ", scannedPackage=" 11657 + (scannedPackage != null ? scannedPackage : "null") 11658 + ")"); 11659 } 11660 if (changedAbiCodePath == null) { 11661 changedAbiCodePath = new ArrayList<>(); 11662 } 11663 changedAbiCodePath.add(ps.codePathString); 11664 } 11665 } 11666 } 11667 } 11668 return changedAbiCodePath; 11669 } 11670 11671 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11672 synchronized (mPackages) { 11673 mResolverReplaced = true; 11674 // Set up information for custom user intent resolution activity. 11675 mResolveActivity.applicationInfo = pkg.applicationInfo; 11676 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11677 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11678 mResolveActivity.processName = pkg.applicationInfo.packageName; 11679 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11680 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11681 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11682 mResolveActivity.theme = 0; 11683 mResolveActivity.exported = true; 11684 mResolveActivity.enabled = true; 11685 mResolveInfo.activityInfo = mResolveActivity; 11686 mResolveInfo.priority = 0; 11687 mResolveInfo.preferredOrder = 0; 11688 mResolveInfo.match = 0; 11689 mResolveComponentName = mCustomResolverComponentName; 11690 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11691 mResolveComponentName); 11692 } 11693 } 11694 11695 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11696 if (installerActivity == null) { 11697 if (DEBUG_INSTANT) { 11698 Slog.d(TAG, "Clear ephemeral installer activity"); 11699 } 11700 mInstantAppInstallerActivity = null; 11701 return; 11702 } 11703 11704 if (DEBUG_INSTANT) { 11705 Slog.d(TAG, "Set ephemeral installer activity: " 11706 + installerActivity.getComponentName()); 11707 } 11708 // Set up information for ephemeral installer activity 11709 mInstantAppInstallerActivity = installerActivity; 11710 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11711 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11712 mInstantAppInstallerActivity.exported = true; 11713 mInstantAppInstallerActivity.enabled = true; 11714 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11715 mInstantAppInstallerInfo.priority = 1; 11716 mInstantAppInstallerInfo.preferredOrder = 1; 11717 mInstantAppInstallerInfo.isDefault = true; 11718 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11719 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11720 } 11721 11722 private static String calculateBundledApkRoot(final String codePathString) { 11723 final File codePath = new File(codePathString); 11724 final File codeRoot; 11725 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11726 codeRoot = Environment.getRootDirectory(); 11727 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11728 codeRoot = Environment.getOemDirectory(); 11729 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11730 codeRoot = Environment.getVendorDirectory(); 11731 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11732 codeRoot = Environment.getProductDirectory(); 11733 } else { 11734 // Unrecognized code path; take its top real segment as the apk root: 11735 // e.g. /something/app/blah.apk => /something 11736 try { 11737 File f = codePath.getCanonicalFile(); 11738 File parent = f.getParentFile(); // non-null because codePath is a file 11739 File tmp; 11740 while ((tmp = parent.getParentFile()) != null) { 11741 f = parent; 11742 parent = tmp; 11743 } 11744 codeRoot = f; 11745 Slog.w(TAG, "Unrecognized code path " 11746 + codePath + " - using " + codeRoot); 11747 } catch (IOException e) { 11748 // Can't canonicalize the code path -- shenanigans? 11749 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11750 return Environment.getRootDirectory().getPath(); 11751 } 11752 } 11753 return codeRoot.getPath(); 11754 } 11755 11756 /** 11757 * Derive and set the location of native libraries for the given package, 11758 * which varies depending on where and how the package was installed. 11759 */ 11760 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11761 final ApplicationInfo info = pkg.applicationInfo; 11762 final String codePath = pkg.codePath; 11763 final File codeFile = new File(codePath); 11764 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11765 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11766 11767 info.nativeLibraryRootDir = null; 11768 info.nativeLibraryRootRequiresIsa = false; 11769 info.nativeLibraryDir = null; 11770 info.secondaryNativeLibraryDir = null; 11771 11772 if (isApkFile(codeFile)) { 11773 // Monolithic install 11774 if (bundledApp) { 11775 // If "/system/lib64/apkname" exists, assume that is the per-package 11776 // native library directory to use; otherwise use "/system/lib/apkname". 11777 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11778 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11779 getPrimaryInstructionSet(info)); 11780 11781 // This is a bundled system app so choose the path based on the ABI. 11782 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11783 // is just the default path. 11784 final String apkName = deriveCodePathName(codePath); 11785 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11786 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11787 apkName).getAbsolutePath(); 11788 11789 if (info.secondaryCpuAbi != null) { 11790 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11791 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11792 secondaryLibDir, apkName).getAbsolutePath(); 11793 } 11794 } else if (asecApp) { 11795 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11796 .getAbsolutePath(); 11797 } else { 11798 final String apkName = deriveCodePathName(codePath); 11799 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11800 .getAbsolutePath(); 11801 } 11802 11803 info.nativeLibraryRootRequiresIsa = false; 11804 info.nativeLibraryDir = info.nativeLibraryRootDir; 11805 } else { 11806 // Cluster install 11807 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11808 info.nativeLibraryRootRequiresIsa = true; 11809 11810 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11811 getPrimaryInstructionSet(info)).getAbsolutePath(); 11812 11813 if (info.secondaryCpuAbi != null) { 11814 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11815 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11816 } 11817 } 11818 } 11819 11820 /** 11821 * Calculate the abis and roots for a bundled app. These can uniquely 11822 * be determined from the contents of the system partition, i.e whether 11823 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11824 * of this information, and instead assume that the system was built 11825 * sensibly. 11826 */ 11827 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11828 PackageSetting pkgSetting) { 11829 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11830 11831 // If "/system/lib64/apkname" exists, assume that is the per-package 11832 // native library directory to use; otherwise use "/system/lib/apkname". 11833 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11834 setBundledAppAbi(pkg, apkRoot, apkName); 11835 // pkgSetting might be null during rescan following uninstall of updates 11836 // to a bundled app, so accommodate that possibility. The settings in 11837 // that case will be established later from the parsed package. 11838 // 11839 // If the settings aren't null, sync them up with what we've just derived. 11840 // note that apkRoot isn't stored in the package settings. 11841 if (pkgSetting != null) { 11842 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11843 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11844 } 11845 } 11846 11847 /** 11848 * Deduces the ABI of a bundled app and sets the relevant fields on the 11849 * parsed pkg object. 11850 * 11851 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11852 * under which system libraries are installed. 11853 * @param apkName the name of the installed package. 11854 */ 11855 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11856 final File codeFile = new File(pkg.codePath); 11857 11858 final boolean has64BitLibs; 11859 final boolean has32BitLibs; 11860 if (isApkFile(codeFile)) { 11861 // Monolithic install 11862 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11863 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11864 } else { 11865 // Cluster install 11866 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11867 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11868 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11869 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11870 has64BitLibs = (new File(rootDir, isa)).exists(); 11871 } else { 11872 has64BitLibs = false; 11873 } 11874 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11875 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11876 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11877 has32BitLibs = (new File(rootDir, isa)).exists(); 11878 } else { 11879 has32BitLibs = false; 11880 } 11881 } 11882 11883 if (has64BitLibs && !has32BitLibs) { 11884 // The package has 64 bit libs, but not 32 bit libs. Its primary 11885 // ABI should be 64 bit. We can safely assume here that the bundled 11886 // native libraries correspond to the most preferred ABI in the list. 11887 11888 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11889 pkg.applicationInfo.secondaryCpuAbi = null; 11890 } else if (has32BitLibs && !has64BitLibs) { 11891 // The package has 32 bit libs but not 64 bit libs. Its primary 11892 // ABI should be 32 bit. 11893 11894 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11895 pkg.applicationInfo.secondaryCpuAbi = null; 11896 } else if (has32BitLibs && has64BitLibs) { 11897 // The application has both 64 and 32 bit bundled libraries. We check 11898 // here that the app declares multiArch support, and warn if it doesn't. 11899 // 11900 // We will be lenient here and record both ABIs. The primary will be the 11901 // ABI that's higher on the list, i.e, a device that's configured to prefer 11902 // 64 bit apps will see a 64 bit primary ABI, 11903 11904 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11905 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11906 } 11907 11908 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11909 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11910 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11911 } else { 11912 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11913 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11914 } 11915 } else { 11916 pkg.applicationInfo.primaryCpuAbi = null; 11917 pkg.applicationInfo.secondaryCpuAbi = null; 11918 } 11919 } 11920 11921 private void killApplication(String pkgName, int appId, String reason) { 11922 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11923 } 11924 11925 private void killApplication(String pkgName, int appId, int userId, String reason) { 11926 // Request the ActivityManager to kill the process(only for existing packages) 11927 // so that we do not end up in a confused state while the user is still using the older 11928 // version of the application while the new one gets installed. 11929 final long token = Binder.clearCallingIdentity(); 11930 try { 11931 IActivityManager am = ActivityManager.getService(); 11932 if (am != null) { 11933 try { 11934 am.killApplication(pkgName, appId, userId, reason); 11935 } catch (RemoteException e) { 11936 } 11937 } 11938 } finally { 11939 Binder.restoreCallingIdentity(token); 11940 } 11941 } 11942 11943 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11944 // Remove the parent package setting 11945 PackageSetting ps = (PackageSetting) pkg.mExtras; 11946 if (ps != null) { 11947 removePackageLI(ps, chatty); 11948 } 11949 // Remove the child package setting 11950 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11951 for (int i = 0; i < childCount; i++) { 11952 PackageParser.Package childPkg = pkg.childPackages.get(i); 11953 ps = (PackageSetting) childPkg.mExtras; 11954 if (ps != null) { 11955 removePackageLI(ps, chatty); 11956 } 11957 } 11958 } 11959 11960 void removePackageLI(PackageSetting ps, boolean chatty) { 11961 if (DEBUG_INSTALL) { 11962 if (chatty) 11963 Log.d(TAG, "Removing package " + ps.name); 11964 } 11965 11966 // writer 11967 synchronized (mPackages) { 11968 mPackages.remove(ps.name); 11969 final PackageParser.Package pkg = ps.pkg; 11970 if (pkg != null) { 11971 cleanPackageDataStructuresLILPw(pkg, chatty); 11972 } 11973 } 11974 } 11975 11976 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11977 if (DEBUG_INSTALL) { 11978 if (chatty) 11979 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11980 } 11981 11982 // writer 11983 synchronized (mPackages) { 11984 // Remove the parent package 11985 mPackages.remove(pkg.applicationInfo.packageName); 11986 cleanPackageDataStructuresLILPw(pkg, chatty); 11987 11988 // Remove the child packages 11989 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11990 for (int i = 0; i < childCount; i++) { 11991 PackageParser.Package childPkg = pkg.childPackages.get(i); 11992 mPackages.remove(childPkg.applicationInfo.packageName); 11993 cleanPackageDataStructuresLILPw(childPkg, chatty); 11994 } 11995 } 11996 } 11997 11998 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11999 int N = pkg.providers.size(); 12000 StringBuilder r = null; 12001 int i; 12002 for (i=0; i<N; i++) { 12003 PackageParser.Provider p = pkg.providers.get(i); 12004 mProviders.removeProvider(p); 12005 if (p.info.authority == null) { 12006 12007 /* There was another ContentProvider with this authority when 12008 * this app was installed so this authority is null, 12009 * Ignore it as we don't have to unregister the provider. 12010 */ 12011 continue; 12012 } 12013 String names[] = p.info.authority.split(";"); 12014 for (int j = 0; j < names.length; j++) { 12015 if (mProvidersByAuthority.get(names[j]) == p) { 12016 mProvidersByAuthority.remove(names[j]); 12017 if (DEBUG_REMOVE) { 12018 if (chatty) 12019 Log.d(TAG, "Unregistered content provider: " + names[j] 12020 + ", className = " + p.info.name + ", isSyncable = " 12021 + p.info.isSyncable); 12022 } 12023 } 12024 } 12025 if (DEBUG_REMOVE && chatty) { 12026 if (r == null) { 12027 r = new StringBuilder(256); 12028 } else { 12029 r.append(' '); 12030 } 12031 r.append(p.info.name); 12032 } 12033 } 12034 if (r != null) { 12035 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12036 } 12037 12038 N = pkg.services.size(); 12039 r = null; 12040 for (i=0; i<N; i++) { 12041 PackageParser.Service s = pkg.services.get(i); 12042 mServices.removeService(s); 12043 if (chatty) { 12044 if (r == null) { 12045 r = new StringBuilder(256); 12046 } else { 12047 r.append(' '); 12048 } 12049 r.append(s.info.name); 12050 } 12051 } 12052 if (r != null) { 12053 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12054 } 12055 12056 N = pkg.receivers.size(); 12057 r = null; 12058 for (i=0; i<N; i++) { 12059 PackageParser.Activity a = pkg.receivers.get(i); 12060 mReceivers.removeActivity(a, "receiver"); 12061 if (DEBUG_REMOVE && chatty) { 12062 if (r == null) { 12063 r = new StringBuilder(256); 12064 } else { 12065 r.append(' '); 12066 } 12067 r.append(a.info.name); 12068 } 12069 } 12070 if (r != null) { 12071 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12072 } 12073 12074 N = pkg.activities.size(); 12075 r = null; 12076 for (i=0; i<N; i++) { 12077 PackageParser.Activity a = pkg.activities.get(i); 12078 mActivities.removeActivity(a, "activity"); 12079 if (DEBUG_REMOVE && chatty) { 12080 if (r == null) { 12081 r = new StringBuilder(256); 12082 } else { 12083 r.append(' '); 12084 } 12085 r.append(a.info.name); 12086 } 12087 } 12088 if (r != null) { 12089 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12090 } 12091 12092 mPermissionManager.removeAllPermissions(pkg, chatty); 12093 12094 N = pkg.instrumentation.size(); 12095 r = null; 12096 for (i=0; i<N; i++) { 12097 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12098 mInstrumentation.remove(a.getComponentName()); 12099 if (DEBUG_REMOVE && chatty) { 12100 if (r == null) { 12101 r = new StringBuilder(256); 12102 } else { 12103 r.append(' '); 12104 } 12105 r.append(a.info.name); 12106 } 12107 } 12108 if (r != null) { 12109 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12110 } 12111 12112 r = null; 12113 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12114 // Only system apps can hold shared libraries. 12115 if (pkg.libraryNames != null) { 12116 for (i = 0; i < pkg.libraryNames.size(); i++) { 12117 String name = pkg.libraryNames.get(i); 12118 if (removeSharedLibraryLPw(name, 0)) { 12119 if (DEBUG_REMOVE && chatty) { 12120 if (r == null) { 12121 r = new StringBuilder(256); 12122 } else { 12123 r.append(' '); 12124 } 12125 r.append(name); 12126 } 12127 } 12128 } 12129 } 12130 } 12131 12132 r = null; 12133 12134 // Any package can hold static shared libraries. 12135 if (pkg.staticSharedLibName != null) { 12136 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12137 if (DEBUG_REMOVE && chatty) { 12138 if (r == null) { 12139 r = new StringBuilder(256); 12140 } else { 12141 r.append(' '); 12142 } 12143 r.append(pkg.staticSharedLibName); 12144 } 12145 } 12146 } 12147 12148 if (r != null) { 12149 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12150 } 12151 } 12152 12153 12154 final class ActivityIntentResolver 12155 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12156 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12157 boolean defaultOnly, int userId) { 12158 if (!sUserManager.exists(userId)) return null; 12159 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12160 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12161 } 12162 12163 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12164 int userId) { 12165 if (!sUserManager.exists(userId)) return null; 12166 mFlags = flags; 12167 return super.queryIntent(intent, resolvedType, 12168 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12169 userId); 12170 } 12171 12172 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12173 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12174 if (!sUserManager.exists(userId)) return null; 12175 if (packageActivities == null) { 12176 return null; 12177 } 12178 mFlags = flags; 12179 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12180 final int N = packageActivities.size(); 12181 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12182 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12183 12184 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12185 for (int i = 0; i < N; ++i) { 12186 intentFilters = packageActivities.get(i).intents; 12187 if (intentFilters != null && intentFilters.size() > 0) { 12188 PackageParser.ActivityIntentInfo[] array = 12189 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12190 intentFilters.toArray(array); 12191 listCut.add(array); 12192 } 12193 } 12194 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12195 } 12196 12197 /** 12198 * Finds a privileged activity that matches the specified activity names. 12199 */ 12200 private PackageParser.Activity findMatchingActivity( 12201 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12202 for (PackageParser.Activity sysActivity : activityList) { 12203 if (sysActivity.info.name.equals(activityInfo.name)) { 12204 return sysActivity; 12205 } 12206 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12207 return sysActivity; 12208 } 12209 if (sysActivity.info.targetActivity != null) { 12210 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12211 return sysActivity; 12212 } 12213 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12214 return sysActivity; 12215 } 12216 } 12217 } 12218 return null; 12219 } 12220 12221 public class IterGenerator<E> { 12222 public Iterator<E> generate(ActivityIntentInfo info) { 12223 return null; 12224 } 12225 } 12226 12227 public class ActionIterGenerator extends IterGenerator<String> { 12228 @Override 12229 public Iterator<String> generate(ActivityIntentInfo info) { 12230 return info.actionsIterator(); 12231 } 12232 } 12233 12234 public class CategoriesIterGenerator extends IterGenerator<String> { 12235 @Override 12236 public Iterator<String> generate(ActivityIntentInfo info) { 12237 return info.categoriesIterator(); 12238 } 12239 } 12240 12241 public class SchemesIterGenerator extends IterGenerator<String> { 12242 @Override 12243 public Iterator<String> generate(ActivityIntentInfo info) { 12244 return info.schemesIterator(); 12245 } 12246 } 12247 12248 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12249 @Override 12250 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12251 return info.authoritiesIterator(); 12252 } 12253 } 12254 12255 /** 12256 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12257 * MODIFIED. Do not pass in a list that should not be changed. 12258 */ 12259 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12260 IterGenerator<T> generator, Iterator<T> searchIterator) { 12261 // loop through the set of actions; every one must be found in the intent filter 12262 while (searchIterator.hasNext()) { 12263 // we must have at least one filter in the list to consider a match 12264 if (intentList.size() == 0) { 12265 break; 12266 } 12267 12268 final T searchAction = searchIterator.next(); 12269 12270 // loop through the set of intent filters 12271 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12272 while (intentIter.hasNext()) { 12273 final ActivityIntentInfo intentInfo = intentIter.next(); 12274 boolean selectionFound = false; 12275 12276 // loop through the intent filter's selection criteria; at least one 12277 // of them must match the searched criteria 12278 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12279 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12280 final T intentSelection = intentSelectionIter.next(); 12281 if (intentSelection != null && intentSelection.equals(searchAction)) { 12282 selectionFound = true; 12283 break; 12284 } 12285 } 12286 12287 // the selection criteria wasn't found in this filter's set; this filter 12288 // is not a potential match 12289 if (!selectionFound) { 12290 intentIter.remove(); 12291 } 12292 } 12293 } 12294 } 12295 12296 private boolean isProtectedAction(ActivityIntentInfo filter) { 12297 final Iterator<String> actionsIter = filter.actionsIterator(); 12298 while (actionsIter != null && actionsIter.hasNext()) { 12299 final String filterAction = actionsIter.next(); 12300 if (PROTECTED_ACTIONS.contains(filterAction)) { 12301 return true; 12302 } 12303 } 12304 return false; 12305 } 12306 12307 /** 12308 * Adjusts the priority of the given intent filter according to policy. 12309 * <p> 12310 * <ul> 12311 * <li>The priority for non privileged applications is capped to '0'</li> 12312 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12313 * <li>The priority for unbundled updates to privileged applications is capped to the 12314 * priority defined on the system partition</li> 12315 * </ul> 12316 * <p> 12317 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12318 * allowed to obtain any priority on any action. 12319 */ 12320 private void adjustPriority( 12321 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12322 // nothing to do; priority is fine as-is 12323 if (intent.getPriority() <= 0) { 12324 return; 12325 } 12326 12327 final ActivityInfo activityInfo = intent.activity.info; 12328 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12329 12330 final boolean privilegedApp = 12331 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12332 if (!privilegedApp) { 12333 // non-privileged applications can never define a priority >0 12334 if (DEBUG_FILTERS) { 12335 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12336 + " package: " + applicationInfo.packageName 12337 + " activity: " + intent.activity.className 12338 + " origPrio: " + intent.getPriority()); 12339 } 12340 intent.setPriority(0); 12341 return; 12342 } 12343 12344 if (systemActivities == null) { 12345 // the system package is not disabled; we're parsing the system partition 12346 if (isProtectedAction(intent)) { 12347 if (mDeferProtectedFilters) { 12348 // We can't deal with these just yet. No component should ever obtain a 12349 // >0 priority for a protected actions, with ONE exception -- the setup 12350 // wizard. The setup wizard, however, cannot be known until we're able to 12351 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12352 // until all intent filters have been processed. Chicken, meet egg. 12353 // Let the filter temporarily have a high priority and rectify the 12354 // priorities after all system packages have been scanned. 12355 mProtectedFilters.add(intent); 12356 if (DEBUG_FILTERS) { 12357 Slog.i(TAG, "Protected action; save for later;" 12358 + " package: " + applicationInfo.packageName 12359 + " activity: " + intent.activity.className 12360 + " origPrio: " + intent.getPriority()); 12361 } 12362 return; 12363 } else { 12364 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12365 Slog.i(TAG, "No setup wizard;" 12366 + " All protected intents capped to priority 0"); 12367 } 12368 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12369 if (DEBUG_FILTERS) { 12370 Slog.i(TAG, "Found setup wizard;" 12371 + " allow priority " + intent.getPriority() + ";" 12372 + " package: " + intent.activity.info.packageName 12373 + " activity: " + intent.activity.className 12374 + " priority: " + intent.getPriority()); 12375 } 12376 // setup wizard gets whatever it wants 12377 return; 12378 } 12379 if (DEBUG_FILTERS) { 12380 Slog.i(TAG, "Protected action; cap priority to 0;" 12381 + " package: " + intent.activity.info.packageName 12382 + " activity: " + intent.activity.className 12383 + " origPrio: " + intent.getPriority()); 12384 } 12385 intent.setPriority(0); 12386 return; 12387 } 12388 } 12389 // privileged apps on the system image get whatever priority they request 12390 return; 12391 } 12392 12393 // privileged app unbundled update ... try to find the same activity 12394 final PackageParser.Activity foundActivity = 12395 findMatchingActivity(systemActivities, activityInfo); 12396 if (foundActivity == null) { 12397 // this is a new activity; it cannot obtain >0 priority 12398 if (DEBUG_FILTERS) { 12399 Slog.i(TAG, "New activity; cap priority to 0;" 12400 + " package: " + applicationInfo.packageName 12401 + " activity: " + intent.activity.className 12402 + " origPrio: " + intent.getPriority()); 12403 } 12404 intent.setPriority(0); 12405 return; 12406 } 12407 12408 // found activity, now check for filter equivalence 12409 12410 // a shallow copy is enough; we modify the list, not its contents 12411 final List<ActivityIntentInfo> intentListCopy = 12412 new ArrayList<>(foundActivity.intents); 12413 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12414 12415 // find matching action subsets 12416 final Iterator<String> actionsIterator = intent.actionsIterator(); 12417 if (actionsIterator != null) { 12418 getIntentListSubset( 12419 intentListCopy, new ActionIterGenerator(), actionsIterator); 12420 if (intentListCopy.size() == 0) { 12421 // no more intents to match; we're not equivalent 12422 if (DEBUG_FILTERS) { 12423 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12424 + " package: " + applicationInfo.packageName 12425 + " activity: " + intent.activity.className 12426 + " origPrio: " + intent.getPriority()); 12427 } 12428 intent.setPriority(0); 12429 return; 12430 } 12431 } 12432 12433 // find matching category subsets 12434 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12435 if (categoriesIterator != null) { 12436 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12437 categoriesIterator); 12438 if (intentListCopy.size() == 0) { 12439 // no more intents to match; we're not equivalent 12440 if (DEBUG_FILTERS) { 12441 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12442 + " package: " + applicationInfo.packageName 12443 + " activity: " + intent.activity.className 12444 + " origPrio: " + intent.getPriority()); 12445 } 12446 intent.setPriority(0); 12447 return; 12448 } 12449 } 12450 12451 // find matching schemes subsets 12452 final Iterator<String> schemesIterator = intent.schemesIterator(); 12453 if (schemesIterator != null) { 12454 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12455 schemesIterator); 12456 if (intentListCopy.size() == 0) { 12457 // no more intents to match; we're not equivalent 12458 if (DEBUG_FILTERS) { 12459 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12460 + " package: " + applicationInfo.packageName 12461 + " activity: " + intent.activity.className 12462 + " origPrio: " + intent.getPriority()); 12463 } 12464 intent.setPriority(0); 12465 return; 12466 } 12467 } 12468 12469 // find matching authorities subsets 12470 final Iterator<IntentFilter.AuthorityEntry> 12471 authoritiesIterator = intent.authoritiesIterator(); 12472 if (authoritiesIterator != null) { 12473 getIntentListSubset(intentListCopy, 12474 new AuthoritiesIterGenerator(), 12475 authoritiesIterator); 12476 if (intentListCopy.size() == 0) { 12477 // no more intents to match; we're not equivalent 12478 if (DEBUG_FILTERS) { 12479 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12480 + " package: " + applicationInfo.packageName 12481 + " activity: " + intent.activity.className 12482 + " origPrio: " + intent.getPriority()); 12483 } 12484 intent.setPriority(0); 12485 return; 12486 } 12487 } 12488 12489 // we found matching filter(s); app gets the max priority of all intents 12490 int cappedPriority = 0; 12491 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12492 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12493 } 12494 if (intent.getPriority() > cappedPriority) { 12495 if (DEBUG_FILTERS) { 12496 Slog.i(TAG, "Found matching filter(s);" 12497 + " cap priority to " + cappedPriority + ";" 12498 + " package: " + applicationInfo.packageName 12499 + " activity: " + intent.activity.className 12500 + " origPrio: " + intent.getPriority()); 12501 } 12502 intent.setPriority(cappedPriority); 12503 return; 12504 } 12505 // all this for nothing; the requested priority was <= what was on the system 12506 } 12507 12508 public final void addActivity(PackageParser.Activity a, String type) { 12509 mActivities.put(a.getComponentName(), a); 12510 if (DEBUG_SHOW_INFO) 12511 Log.v( 12512 TAG, " " + type + " " + 12513 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12514 if (DEBUG_SHOW_INFO) 12515 Log.v(TAG, " Class=" + a.info.name); 12516 final int NI = a.intents.size(); 12517 for (int j=0; j<NI; j++) { 12518 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12519 if ("activity".equals(type)) { 12520 final PackageSetting ps = 12521 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12522 final List<PackageParser.Activity> systemActivities = 12523 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12524 adjustPriority(systemActivities, intent); 12525 } 12526 if (DEBUG_SHOW_INFO) { 12527 Log.v(TAG, " IntentFilter:"); 12528 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12529 } 12530 if (!intent.debugCheck()) { 12531 Log.w(TAG, "==> For Activity " + a.info.name); 12532 } 12533 addFilter(intent); 12534 } 12535 } 12536 12537 public final void removeActivity(PackageParser.Activity a, String type) { 12538 mActivities.remove(a.getComponentName()); 12539 if (DEBUG_SHOW_INFO) { 12540 Log.v(TAG, " " + type + " " 12541 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12542 : a.info.name) + ":"); 12543 Log.v(TAG, " Class=" + a.info.name); 12544 } 12545 final int NI = a.intents.size(); 12546 for (int j=0; j<NI; j++) { 12547 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12548 if (DEBUG_SHOW_INFO) { 12549 Log.v(TAG, " IntentFilter:"); 12550 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12551 } 12552 removeFilter(intent); 12553 } 12554 } 12555 12556 @Override 12557 protected boolean allowFilterResult( 12558 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12559 ActivityInfo filterAi = filter.activity.info; 12560 for (int i=dest.size()-1; i>=0; i--) { 12561 ActivityInfo destAi = dest.get(i).activityInfo; 12562 if (destAi.name == filterAi.name 12563 && destAi.packageName == filterAi.packageName) { 12564 return false; 12565 } 12566 } 12567 return true; 12568 } 12569 12570 @Override 12571 protected ActivityIntentInfo[] newArray(int size) { 12572 return new ActivityIntentInfo[size]; 12573 } 12574 12575 @Override 12576 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12577 if (!sUserManager.exists(userId)) return true; 12578 PackageParser.Package p = filter.activity.owner; 12579 if (p != null) { 12580 PackageSetting ps = (PackageSetting)p.mExtras; 12581 if (ps != null) { 12582 // System apps are never considered stopped for purposes of 12583 // filtering, because there may be no way for the user to 12584 // actually re-launch them. 12585 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12586 && ps.getStopped(userId); 12587 } 12588 } 12589 return false; 12590 } 12591 12592 @Override 12593 protected boolean isPackageForFilter(String packageName, 12594 PackageParser.ActivityIntentInfo info) { 12595 return packageName.equals(info.activity.owner.packageName); 12596 } 12597 12598 @Override 12599 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12600 int match, int userId) { 12601 if (!sUserManager.exists(userId)) return null; 12602 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12603 return null; 12604 } 12605 final PackageParser.Activity activity = info.activity; 12606 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12607 if (ps == null) { 12608 return null; 12609 } 12610 final PackageUserState userState = ps.readUserState(userId); 12611 ActivityInfo ai = 12612 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12613 if (ai == null) { 12614 return null; 12615 } 12616 final boolean matchExplicitlyVisibleOnly = 12617 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12618 final boolean matchVisibleToInstantApp = 12619 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12620 final boolean componentVisible = 12621 matchVisibleToInstantApp 12622 && info.isVisibleToInstantApp() 12623 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12624 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12625 // throw out filters that aren't visible to ephemeral apps 12626 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12627 return null; 12628 } 12629 // throw out instant app filters if we're not explicitly requesting them 12630 if (!matchInstantApp && userState.instantApp) { 12631 return null; 12632 } 12633 // throw out instant app filters if updates are available; will trigger 12634 // instant app resolution 12635 if (userState.instantApp && ps.isUpdateAvailable()) { 12636 return null; 12637 } 12638 final ResolveInfo res = new ResolveInfo(); 12639 res.activityInfo = ai; 12640 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12641 res.filter = info; 12642 } 12643 if (info != null) { 12644 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12645 } 12646 res.priority = info.getPriority(); 12647 res.preferredOrder = activity.owner.mPreferredOrder; 12648 //System.out.println("Result: " + res.activityInfo.className + 12649 // " = " + res.priority); 12650 res.match = match; 12651 res.isDefault = info.hasDefault; 12652 res.labelRes = info.labelRes; 12653 res.nonLocalizedLabel = info.nonLocalizedLabel; 12654 if (userNeedsBadging(userId)) { 12655 res.noResourceId = true; 12656 } else { 12657 res.icon = info.icon; 12658 } 12659 res.iconResourceId = info.icon; 12660 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12661 res.isInstantAppAvailable = userState.instantApp; 12662 return res; 12663 } 12664 12665 @Override 12666 protected void sortResults(List<ResolveInfo> results) { 12667 Collections.sort(results, mResolvePrioritySorter); 12668 } 12669 12670 @Override 12671 protected void dumpFilter(PrintWriter out, String prefix, 12672 PackageParser.ActivityIntentInfo filter) { 12673 out.print(prefix); out.print( 12674 Integer.toHexString(System.identityHashCode(filter.activity))); 12675 out.print(' '); 12676 filter.activity.printComponentShortName(out); 12677 out.print(" filter "); 12678 out.println(Integer.toHexString(System.identityHashCode(filter))); 12679 } 12680 12681 @Override 12682 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12683 return filter.activity; 12684 } 12685 12686 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12687 PackageParser.Activity activity = (PackageParser.Activity)label; 12688 out.print(prefix); out.print( 12689 Integer.toHexString(System.identityHashCode(activity))); 12690 out.print(' '); 12691 activity.printComponentShortName(out); 12692 if (count > 1) { 12693 out.print(" ("); out.print(count); out.print(" filters)"); 12694 } 12695 out.println(); 12696 } 12697 12698 // Keys are String (activity class name), values are Activity. 12699 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12700 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12701 private int mFlags; 12702 } 12703 12704 private final class ServiceIntentResolver 12705 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12706 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12707 boolean defaultOnly, int userId) { 12708 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12709 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12710 } 12711 12712 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12713 int userId) { 12714 if (!sUserManager.exists(userId)) return null; 12715 mFlags = flags; 12716 return super.queryIntent(intent, resolvedType, 12717 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12718 userId); 12719 } 12720 12721 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12722 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12723 if (!sUserManager.exists(userId)) return null; 12724 if (packageServices == null) { 12725 return null; 12726 } 12727 mFlags = flags; 12728 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12729 final int N = packageServices.size(); 12730 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12731 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12732 12733 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12734 for (int i = 0; i < N; ++i) { 12735 intentFilters = packageServices.get(i).intents; 12736 if (intentFilters != null && intentFilters.size() > 0) { 12737 PackageParser.ServiceIntentInfo[] array = 12738 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12739 intentFilters.toArray(array); 12740 listCut.add(array); 12741 } 12742 } 12743 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12744 } 12745 12746 public final void addService(PackageParser.Service s) { 12747 mServices.put(s.getComponentName(), s); 12748 if (DEBUG_SHOW_INFO) { 12749 Log.v(TAG, " " 12750 + (s.info.nonLocalizedLabel != null 12751 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12752 Log.v(TAG, " Class=" + s.info.name); 12753 } 12754 final int NI = s.intents.size(); 12755 int j; 12756 for (j=0; j<NI; j++) { 12757 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12758 if (DEBUG_SHOW_INFO) { 12759 Log.v(TAG, " IntentFilter:"); 12760 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12761 } 12762 if (!intent.debugCheck()) { 12763 Log.w(TAG, "==> For Service " + s.info.name); 12764 } 12765 addFilter(intent); 12766 } 12767 } 12768 12769 public final void removeService(PackageParser.Service s) { 12770 mServices.remove(s.getComponentName()); 12771 if (DEBUG_SHOW_INFO) { 12772 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12773 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12774 Log.v(TAG, " Class=" + s.info.name); 12775 } 12776 final int NI = s.intents.size(); 12777 int j; 12778 for (j=0; j<NI; j++) { 12779 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12780 if (DEBUG_SHOW_INFO) { 12781 Log.v(TAG, " IntentFilter:"); 12782 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12783 } 12784 removeFilter(intent); 12785 } 12786 } 12787 12788 @Override 12789 protected boolean allowFilterResult( 12790 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12791 ServiceInfo filterSi = filter.service.info; 12792 for (int i=dest.size()-1; i>=0; i--) { 12793 ServiceInfo destAi = dest.get(i).serviceInfo; 12794 if (destAi.name == filterSi.name 12795 && destAi.packageName == filterSi.packageName) { 12796 return false; 12797 } 12798 } 12799 return true; 12800 } 12801 12802 @Override 12803 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12804 return new PackageParser.ServiceIntentInfo[size]; 12805 } 12806 12807 @Override 12808 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12809 if (!sUserManager.exists(userId)) return true; 12810 PackageParser.Package p = filter.service.owner; 12811 if (p != null) { 12812 PackageSetting ps = (PackageSetting)p.mExtras; 12813 if (ps != null) { 12814 // System apps are never considered stopped for purposes of 12815 // filtering, because there may be no way for the user to 12816 // actually re-launch them. 12817 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12818 && ps.getStopped(userId); 12819 } 12820 } 12821 return false; 12822 } 12823 12824 @Override 12825 protected boolean isPackageForFilter(String packageName, 12826 PackageParser.ServiceIntentInfo info) { 12827 return packageName.equals(info.service.owner.packageName); 12828 } 12829 12830 @Override 12831 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12832 int match, int userId) { 12833 if (!sUserManager.exists(userId)) return null; 12834 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12835 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12836 return null; 12837 } 12838 final PackageParser.Service service = info.service; 12839 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12840 if (ps == null) { 12841 return null; 12842 } 12843 final PackageUserState userState = ps.readUserState(userId); 12844 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12845 userState, userId); 12846 if (si == null) { 12847 return null; 12848 } 12849 final boolean matchVisibleToInstantApp = 12850 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12851 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12852 // throw out filters that aren't visible to ephemeral apps 12853 if (matchVisibleToInstantApp 12854 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12855 return null; 12856 } 12857 // throw out ephemeral filters if we're not explicitly requesting them 12858 if (!isInstantApp && userState.instantApp) { 12859 return null; 12860 } 12861 // throw out instant app filters if updates are available; will trigger 12862 // instant app resolution 12863 if (userState.instantApp && ps.isUpdateAvailable()) { 12864 return null; 12865 } 12866 final ResolveInfo res = new ResolveInfo(); 12867 res.serviceInfo = si; 12868 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12869 res.filter = filter; 12870 } 12871 res.priority = info.getPriority(); 12872 res.preferredOrder = service.owner.mPreferredOrder; 12873 res.match = match; 12874 res.isDefault = info.hasDefault; 12875 res.labelRes = info.labelRes; 12876 res.nonLocalizedLabel = info.nonLocalizedLabel; 12877 res.icon = info.icon; 12878 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12879 return res; 12880 } 12881 12882 @Override 12883 protected void sortResults(List<ResolveInfo> results) { 12884 Collections.sort(results, mResolvePrioritySorter); 12885 } 12886 12887 @Override 12888 protected void dumpFilter(PrintWriter out, String prefix, 12889 PackageParser.ServiceIntentInfo filter) { 12890 out.print(prefix); out.print( 12891 Integer.toHexString(System.identityHashCode(filter.service))); 12892 out.print(' '); 12893 filter.service.printComponentShortName(out); 12894 out.print(" filter "); 12895 out.print(Integer.toHexString(System.identityHashCode(filter))); 12896 if (filter.service.info.permission != null) { 12897 out.print(" permission "); out.println(filter.service.info.permission); 12898 } else { 12899 out.println(); 12900 } 12901 } 12902 12903 @Override 12904 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12905 return filter.service; 12906 } 12907 12908 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12909 PackageParser.Service service = (PackageParser.Service)label; 12910 out.print(prefix); out.print( 12911 Integer.toHexString(System.identityHashCode(service))); 12912 out.print(' '); 12913 service.printComponentShortName(out); 12914 if (count > 1) { 12915 out.print(" ("); out.print(count); out.print(" filters)"); 12916 } 12917 out.println(); 12918 } 12919 12920// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12921// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12922// final List<ResolveInfo> retList = Lists.newArrayList(); 12923// while (i.hasNext()) { 12924// final ResolveInfo resolveInfo = (ResolveInfo) i; 12925// if (isEnabledLP(resolveInfo.serviceInfo)) { 12926// retList.add(resolveInfo); 12927// } 12928// } 12929// return retList; 12930// } 12931 12932 // Keys are String (activity class name), values are Activity. 12933 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12934 = new ArrayMap<ComponentName, PackageParser.Service>(); 12935 private int mFlags; 12936 } 12937 12938 private final class ProviderIntentResolver 12939 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12940 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12941 boolean defaultOnly, int userId) { 12942 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12943 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12944 } 12945 12946 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12947 int userId) { 12948 if (!sUserManager.exists(userId)) 12949 return null; 12950 mFlags = flags; 12951 return super.queryIntent(intent, resolvedType, 12952 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12953 userId); 12954 } 12955 12956 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12957 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12958 if (!sUserManager.exists(userId)) 12959 return null; 12960 if (packageProviders == null) { 12961 return null; 12962 } 12963 mFlags = flags; 12964 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12965 final int N = packageProviders.size(); 12966 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12967 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12968 12969 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12970 for (int i = 0; i < N; ++i) { 12971 intentFilters = packageProviders.get(i).intents; 12972 if (intentFilters != null && intentFilters.size() > 0) { 12973 PackageParser.ProviderIntentInfo[] array = 12974 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12975 intentFilters.toArray(array); 12976 listCut.add(array); 12977 } 12978 } 12979 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12980 } 12981 12982 public final void addProvider(PackageParser.Provider p) { 12983 if (mProviders.containsKey(p.getComponentName())) { 12984 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12985 return; 12986 } 12987 12988 mProviders.put(p.getComponentName(), p); 12989 if (DEBUG_SHOW_INFO) { 12990 Log.v(TAG, " " 12991 + (p.info.nonLocalizedLabel != null 12992 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12993 Log.v(TAG, " Class=" + p.info.name); 12994 } 12995 final int NI = p.intents.size(); 12996 int j; 12997 for (j = 0; j < NI; j++) { 12998 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12999 if (DEBUG_SHOW_INFO) { 13000 Log.v(TAG, " IntentFilter:"); 13001 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13002 } 13003 if (!intent.debugCheck()) { 13004 Log.w(TAG, "==> For Provider " + p.info.name); 13005 } 13006 addFilter(intent); 13007 } 13008 } 13009 13010 public final void removeProvider(PackageParser.Provider p) { 13011 mProviders.remove(p.getComponentName()); 13012 if (DEBUG_SHOW_INFO) { 13013 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13014 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13015 Log.v(TAG, " Class=" + p.info.name); 13016 } 13017 final int NI = p.intents.size(); 13018 int j; 13019 for (j = 0; j < NI; j++) { 13020 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13021 if (DEBUG_SHOW_INFO) { 13022 Log.v(TAG, " IntentFilter:"); 13023 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13024 } 13025 removeFilter(intent); 13026 } 13027 } 13028 13029 @Override 13030 protected boolean allowFilterResult( 13031 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13032 ProviderInfo filterPi = filter.provider.info; 13033 for (int i = dest.size() - 1; i >= 0; i--) { 13034 ProviderInfo destPi = dest.get(i).providerInfo; 13035 if (destPi.name == filterPi.name 13036 && destPi.packageName == filterPi.packageName) { 13037 return false; 13038 } 13039 } 13040 return true; 13041 } 13042 13043 @Override 13044 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13045 return new PackageParser.ProviderIntentInfo[size]; 13046 } 13047 13048 @Override 13049 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13050 if (!sUserManager.exists(userId)) 13051 return true; 13052 PackageParser.Package p = filter.provider.owner; 13053 if (p != null) { 13054 PackageSetting ps = (PackageSetting) p.mExtras; 13055 if (ps != null) { 13056 // System apps are never considered stopped for purposes of 13057 // filtering, because there may be no way for the user to 13058 // actually re-launch them. 13059 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13060 && ps.getStopped(userId); 13061 } 13062 } 13063 return false; 13064 } 13065 13066 @Override 13067 protected boolean isPackageForFilter(String packageName, 13068 PackageParser.ProviderIntentInfo info) { 13069 return packageName.equals(info.provider.owner.packageName); 13070 } 13071 13072 @Override 13073 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13074 int match, int userId) { 13075 if (!sUserManager.exists(userId)) 13076 return null; 13077 final PackageParser.ProviderIntentInfo info = filter; 13078 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13079 return null; 13080 } 13081 final PackageParser.Provider provider = info.provider; 13082 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13083 if (ps == null) { 13084 return null; 13085 } 13086 final PackageUserState userState = ps.readUserState(userId); 13087 final boolean matchVisibleToInstantApp = 13088 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13089 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13090 // throw out filters that aren't visible to instant applications 13091 if (matchVisibleToInstantApp 13092 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13093 return null; 13094 } 13095 // throw out instant application filters if we're not explicitly requesting them 13096 if (!isInstantApp && userState.instantApp) { 13097 return null; 13098 } 13099 // throw out instant application filters if updates are available; will trigger 13100 // instant application resolution 13101 if (userState.instantApp && ps.isUpdateAvailable()) { 13102 return null; 13103 } 13104 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13105 userState, userId); 13106 if (pi == null) { 13107 return null; 13108 } 13109 final ResolveInfo res = new ResolveInfo(); 13110 res.providerInfo = pi; 13111 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13112 res.filter = filter; 13113 } 13114 res.priority = info.getPriority(); 13115 res.preferredOrder = provider.owner.mPreferredOrder; 13116 res.match = match; 13117 res.isDefault = info.hasDefault; 13118 res.labelRes = info.labelRes; 13119 res.nonLocalizedLabel = info.nonLocalizedLabel; 13120 res.icon = info.icon; 13121 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13122 return res; 13123 } 13124 13125 @Override 13126 protected void sortResults(List<ResolveInfo> results) { 13127 Collections.sort(results, mResolvePrioritySorter); 13128 } 13129 13130 @Override 13131 protected void dumpFilter(PrintWriter out, String prefix, 13132 PackageParser.ProviderIntentInfo filter) { 13133 out.print(prefix); 13134 out.print( 13135 Integer.toHexString(System.identityHashCode(filter.provider))); 13136 out.print(' '); 13137 filter.provider.printComponentShortName(out); 13138 out.print(" filter "); 13139 out.println(Integer.toHexString(System.identityHashCode(filter))); 13140 } 13141 13142 @Override 13143 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13144 return filter.provider; 13145 } 13146 13147 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13148 PackageParser.Provider provider = (PackageParser.Provider)label; 13149 out.print(prefix); out.print( 13150 Integer.toHexString(System.identityHashCode(provider))); 13151 out.print(' '); 13152 provider.printComponentShortName(out); 13153 if (count > 1) { 13154 out.print(" ("); out.print(count); out.print(" filters)"); 13155 } 13156 out.println(); 13157 } 13158 13159 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13160 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13161 private int mFlags; 13162 } 13163 13164 static final class InstantAppIntentResolver 13165 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13166 AuxiliaryResolveInfo.AuxiliaryFilter> { 13167 /** 13168 * The result that has the highest defined order. Ordering applies on a 13169 * per-package basis. Mapping is from package name to Pair of order and 13170 * EphemeralResolveInfo. 13171 * <p> 13172 * NOTE: This is implemented as a field variable for convenience and efficiency. 13173 * By having a field variable, we're able to track filter ordering as soon as 13174 * a non-zero order is defined. Otherwise, multiple loops across the result set 13175 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13176 * this needs to be contained entirely within {@link #filterResults}. 13177 */ 13178 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13179 13180 @Override 13181 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13182 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13183 } 13184 13185 @Override 13186 protected boolean isPackageForFilter(String packageName, 13187 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13188 return true; 13189 } 13190 13191 @Override 13192 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13193 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13194 if (!sUserManager.exists(userId)) { 13195 return null; 13196 } 13197 final String packageName = responseObj.resolveInfo.getPackageName(); 13198 final Integer order = responseObj.getOrder(); 13199 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13200 mOrderResult.get(packageName); 13201 // ordering is enabled and this item's order isn't high enough 13202 if (lastOrderResult != null && lastOrderResult.first >= order) { 13203 return null; 13204 } 13205 final InstantAppResolveInfo res = responseObj.resolveInfo; 13206 if (order > 0) { 13207 // non-zero order, enable ordering 13208 mOrderResult.put(packageName, new Pair<>(order, res)); 13209 } 13210 return responseObj; 13211 } 13212 13213 @Override 13214 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13215 // only do work if ordering is enabled [most of the time it won't be] 13216 if (mOrderResult.size() == 0) { 13217 return; 13218 } 13219 int resultSize = results.size(); 13220 for (int i = 0; i < resultSize; i++) { 13221 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13222 final String packageName = info.getPackageName(); 13223 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13224 if (savedInfo == null) { 13225 // package doesn't having ordering 13226 continue; 13227 } 13228 if (savedInfo.second == info) { 13229 // circled back to the highest ordered item; remove from order list 13230 mOrderResult.remove(packageName); 13231 if (mOrderResult.size() == 0) { 13232 // no more ordered items 13233 break; 13234 } 13235 continue; 13236 } 13237 // item has a worse order, remove it from the result list 13238 results.remove(i); 13239 resultSize--; 13240 i--; 13241 } 13242 } 13243 } 13244 13245 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13246 new Comparator<ResolveInfo>() { 13247 public int compare(ResolveInfo r1, ResolveInfo r2) { 13248 int v1 = r1.priority; 13249 int v2 = r2.priority; 13250 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13251 if (v1 != v2) { 13252 return (v1 > v2) ? -1 : 1; 13253 } 13254 v1 = r1.preferredOrder; 13255 v2 = r2.preferredOrder; 13256 if (v1 != v2) { 13257 return (v1 > v2) ? -1 : 1; 13258 } 13259 if (r1.isDefault != r2.isDefault) { 13260 return r1.isDefault ? -1 : 1; 13261 } 13262 v1 = r1.match; 13263 v2 = r2.match; 13264 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13265 if (v1 != v2) { 13266 return (v1 > v2) ? -1 : 1; 13267 } 13268 if (r1.system != r2.system) { 13269 return r1.system ? -1 : 1; 13270 } 13271 if (r1.activityInfo != null) { 13272 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13273 } 13274 if (r1.serviceInfo != null) { 13275 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13276 } 13277 if (r1.providerInfo != null) { 13278 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13279 } 13280 return 0; 13281 } 13282 }; 13283 13284 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13285 new Comparator<ProviderInfo>() { 13286 public int compare(ProviderInfo p1, ProviderInfo p2) { 13287 final int v1 = p1.initOrder; 13288 final int v2 = p2.initOrder; 13289 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13290 } 13291 }; 13292 13293 @Override 13294 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13295 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13296 final int[] userIds, int[] instantUserIds) { 13297 mHandler.post(new Runnable() { 13298 @Override 13299 public void run() { 13300 try { 13301 final IActivityManager am = ActivityManager.getService(); 13302 if (am == null) return; 13303 final int[] resolvedUserIds; 13304 if (userIds == null) { 13305 resolvedUserIds = am.getRunningUserIds(); 13306 } else { 13307 resolvedUserIds = userIds; 13308 } 13309 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13310 resolvedUserIds, false); 13311 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13312 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13313 instantUserIds, true); 13314 } 13315 } catch (RemoteException ex) { 13316 } 13317 } 13318 }); 13319 } 13320 13321 @Override 13322 public void notifyPackageAdded(String packageName) { 13323 final PackageListObserver[] observers; 13324 synchronized (mPackages) { 13325 if (mPackageListObservers.size() == 0) { 13326 return; 13327 } 13328 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13329 } 13330 for (int i = observers.length - 1; i >= 0; --i) { 13331 observers[i].onPackageAdded(packageName); 13332 } 13333 } 13334 13335 @Override 13336 public void notifyPackageRemoved(String packageName) { 13337 final PackageListObserver[] observers; 13338 synchronized (mPackages) { 13339 if (mPackageListObservers.size() == 0) { 13340 return; 13341 } 13342 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13343 } 13344 for (int i = observers.length - 1; i >= 0; --i) { 13345 observers[i].onPackageRemoved(packageName); 13346 } 13347 } 13348 13349 /** 13350 * Sends a broadcast for the given action. 13351 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13352 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13353 * the system and applications allowed to see instant applications to receive package 13354 * lifecycle events for instant applications. 13355 */ 13356 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13357 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13358 int[] userIds, boolean isInstantApp) 13359 throws RemoteException { 13360 for (int id : userIds) { 13361 final Intent intent = new Intent(action, 13362 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13363 final String[] requiredPermissions = 13364 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13365 if (extras != null) { 13366 intent.putExtras(extras); 13367 } 13368 if (targetPkg != null) { 13369 intent.setPackage(targetPkg); 13370 } 13371 // Modify the UID when posting to other users 13372 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13373 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13374 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13375 intent.putExtra(Intent.EXTRA_UID, uid); 13376 } 13377 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13378 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13379 if (DEBUG_BROADCASTS) { 13380 RuntimeException here = new RuntimeException("here"); 13381 here.fillInStackTrace(); 13382 Slog.d(TAG, "Sending to user " + id + ": " 13383 + intent.toShortString(false, true, false, false) 13384 + " " + intent.getExtras(), here); 13385 } 13386 am.broadcastIntent(null, intent, null, finishedReceiver, 13387 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13388 null, finishedReceiver != null, false, id); 13389 } 13390 } 13391 13392 /** 13393 * Check if the external storage media is available. This is true if there 13394 * is a mounted external storage medium or if the external storage is 13395 * emulated. 13396 */ 13397 private boolean isExternalMediaAvailable() { 13398 return mMediaMounted || Environment.isExternalStorageEmulated(); 13399 } 13400 13401 @Override 13402 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13403 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13404 return null; 13405 } 13406 if (!isExternalMediaAvailable()) { 13407 // If the external storage is no longer mounted at this point, 13408 // the caller may not have been able to delete all of this 13409 // packages files and can not delete any more. Bail. 13410 return null; 13411 } 13412 synchronized (mPackages) { 13413 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13414 if (lastPackage != null) { 13415 pkgs.remove(lastPackage); 13416 } 13417 if (pkgs.size() > 0) { 13418 return pkgs.get(0); 13419 } 13420 } 13421 return null; 13422 } 13423 13424 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13425 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13426 userId, andCode ? 1 : 0, packageName); 13427 if (mSystemReady) { 13428 msg.sendToTarget(); 13429 } else { 13430 if (mPostSystemReadyMessages == null) { 13431 mPostSystemReadyMessages = new ArrayList<>(); 13432 } 13433 mPostSystemReadyMessages.add(msg); 13434 } 13435 } 13436 13437 void startCleaningPackages() { 13438 // reader 13439 if (!isExternalMediaAvailable()) { 13440 return; 13441 } 13442 synchronized (mPackages) { 13443 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13444 return; 13445 } 13446 } 13447 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13448 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13449 IActivityManager am = ActivityManager.getService(); 13450 if (am != null) { 13451 int dcsUid = -1; 13452 synchronized (mPackages) { 13453 if (!mDefaultContainerWhitelisted) { 13454 mDefaultContainerWhitelisted = true; 13455 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13456 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13457 } 13458 } 13459 try { 13460 if (dcsUid > 0) { 13461 am.backgroundWhitelistUid(dcsUid); 13462 } 13463 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13464 UserHandle.USER_SYSTEM); 13465 } catch (RemoteException e) { 13466 } 13467 } 13468 } 13469 13470 /** 13471 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13472 * it is acting on behalf on an enterprise or the user). 13473 * 13474 * Note that the ordering of the conditionals in this method is important. The checks we perform 13475 * are as follows, in this order: 13476 * 13477 * 1) If the install is being performed by a system app, we can trust the app to have set the 13478 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13479 * what it is. 13480 * 2) If the install is being performed by a device or profile owner app, the install reason 13481 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13482 * set the install reason correctly. If the app targets an older SDK version where install 13483 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13484 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13485 * 3) In all other cases, the install is being performed by a regular app that is neither part 13486 * of the system nor a device or profile owner. We have no reason to believe that this app is 13487 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13488 * set to enterprise policy and if so, change it to unknown instead. 13489 */ 13490 private int fixUpInstallReason(String installerPackageName, int installerUid, 13491 int installReason) { 13492 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13493 == PERMISSION_GRANTED) { 13494 // If the install is being performed by a system app, we trust that app to have set the 13495 // install reason correctly. 13496 return installReason; 13497 } 13498 13499 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13500 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13501 if (dpm != null) { 13502 ComponentName owner = null; 13503 try { 13504 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13505 if (owner == null) { 13506 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13507 } 13508 } catch (RemoteException e) { 13509 } 13510 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13511 // If the install is being performed by a device or profile owner, the install 13512 // reason should be enterprise policy. 13513 return PackageManager.INSTALL_REASON_POLICY; 13514 } 13515 } 13516 13517 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13518 // If the install is being performed by a regular app (i.e. neither system app nor 13519 // device or profile owner), we have no reason to believe that the app is acting on 13520 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13521 // change it to unknown instead. 13522 return PackageManager.INSTALL_REASON_UNKNOWN; 13523 } 13524 13525 // If the install is being performed by a regular app and the install reason was set to any 13526 // value but enterprise policy, leave the install reason unchanged. 13527 return installReason; 13528 } 13529 13530 void installStage(String packageName, File stagedDir, 13531 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13532 String installerPackageName, int installerUid, UserHandle user, 13533 PackageParser.SigningDetails signingDetails) { 13534 if (DEBUG_INSTANT) { 13535 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13536 Slog.d(TAG, "Ephemeral install of " + packageName); 13537 } 13538 } 13539 final VerificationInfo verificationInfo = new VerificationInfo( 13540 sessionParams.originatingUri, sessionParams.referrerUri, 13541 sessionParams.originatingUid, installerUid); 13542 13543 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13544 13545 final Message msg = mHandler.obtainMessage(INIT_COPY); 13546 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13547 sessionParams.installReason); 13548 final InstallParams params = new InstallParams(origin, null, observer, 13549 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13550 verificationInfo, user, sessionParams.abiOverride, 13551 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13552 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13553 msg.obj = params; 13554 13555 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13556 System.identityHashCode(msg.obj)); 13557 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13558 System.identityHashCode(msg.obj)); 13559 13560 mHandler.sendMessage(msg); 13561 } 13562 13563 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13564 int userId) { 13565 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13566 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13567 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13568 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13569 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13570 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13571 13572 // Send a session commit broadcast 13573 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13574 info.installReason = pkgSetting.getInstallReason(userId); 13575 info.appPackageName = packageName; 13576 sendSessionCommitBroadcast(info, userId); 13577 } 13578 13579 @Override 13580 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13581 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13582 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13583 return; 13584 } 13585 Bundle extras = new Bundle(1); 13586 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13587 final int uid = UserHandle.getUid( 13588 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13589 extras.putInt(Intent.EXTRA_UID, uid); 13590 13591 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13592 packageName, extras, 0, null, null, userIds, instantUserIds); 13593 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13594 mHandler.post(() -> { 13595 for (int userId : userIds) { 13596 sendBootCompletedBroadcastToSystemApp( 13597 packageName, includeStopped, userId); 13598 } 13599 } 13600 ); 13601 } 13602 } 13603 13604 /** 13605 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13606 * automatically without needing an explicit launch. 13607 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13608 */ 13609 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13610 int userId) { 13611 // If user is not running, the app didn't miss any broadcast 13612 if (!mUserManagerInternal.isUserRunning(userId)) { 13613 return; 13614 } 13615 final IActivityManager am = ActivityManager.getService(); 13616 try { 13617 // Deliver LOCKED_BOOT_COMPLETED first 13618 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13619 .setPackage(packageName); 13620 if (includeStopped) { 13621 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13622 } 13623 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13624 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13625 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13626 13627 // Deliver BOOT_COMPLETED only if user is unlocked 13628 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13629 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13630 if (includeStopped) { 13631 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13632 } 13633 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13634 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13635 } 13636 } catch (RemoteException e) { 13637 throw e.rethrowFromSystemServer(); 13638 } 13639 } 13640 13641 @Override 13642 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13643 int userId) { 13644 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13645 PackageSetting pkgSetting; 13646 final int callingUid = Binder.getCallingUid(); 13647 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13648 true /* requireFullPermission */, true /* checkShell */, 13649 "setApplicationHiddenSetting for user " + userId); 13650 13651 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13652 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13653 return false; 13654 } 13655 13656 long callingId = Binder.clearCallingIdentity(); 13657 try { 13658 boolean sendAdded = false; 13659 boolean sendRemoved = false; 13660 // writer 13661 synchronized (mPackages) { 13662 pkgSetting = mSettings.mPackages.get(packageName); 13663 if (pkgSetting == null) { 13664 return false; 13665 } 13666 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13667 return false; 13668 } 13669 // Do not allow "android" is being disabled 13670 if ("android".equals(packageName)) { 13671 Slog.w(TAG, "Cannot hide package: android"); 13672 return false; 13673 } 13674 // Cannot hide static shared libs as they are considered 13675 // a part of the using app (emulating static linking). Also 13676 // static libs are installed always on internal storage. 13677 PackageParser.Package pkg = mPackages.get(packageName); 13678 if (pkg != null && pkg.staticSharedLibName != null) { 13679 Slog.w(TAG, "Cannot hide package: " + packageName 13680 + " providing static shared library: " 13681 + pkg.staticSharedLibName); 13682 return false; 13683 } 13684 // Only allow protected packages to hide themselves. 13685 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13686 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13687 Slog.w(TAG, "Not hiding protected package: " + packageName); 13688 return false; 13689 } 13690 13691 if (pkgSetting.getHidden(userId) != hidden) { 13692 pkgSetting.setHidden(hidden, userId); 13693 mSettings.writePackageRestrictionsLPr(userId); 13694 if (hidden) { 13695 sendRemoved = true; 13696 } else { 13697 sendAdded = true; 13698 } 13699 } 13700 } 13701 if (sendAdded) { 13702 sendPackageAddedForUser(packageName, pkgSetting, userId); 13703 return true; 13704 } 13705 if (sendRemoved) { 13706 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13707 "hiding pkg"); 13708 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13709 return true; 13710 } 13711 } finally { 13712 Binder.restoreCallingIdentity(callingId); 13713 } 13714 return false; 13715 } 13716 13717 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13718 int userId) { 13719 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13720 info.removedPackage = packageName; 13721 info.installerPackageName = pkgSetting.installerPackageName; 13722 info.removedUsers = new int[] {userId}; 13723 info.broadcastUsers = new int[] {userId}; 13724 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13725 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13726 } 13727 13728 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13729 if (pkgList.length > 0) { 13730 Bundle extras = new Bundle(1); 13731 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13732 13733 sendPackageBroadcast( 13734 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13735 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13736 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13737 new int[] {userId}, null); 13738 } 13739 } 13740 13741 /** 13742 * Returns true if application is not found or there was an error. Otherwise it returns 13743 * the hidden state of the package for the given user. 13744 */ 13745 @Override 13746 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13747 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13748 final int callingUid = Binder.getCallingUid(); 13749 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13750 true /* requireFullPermission */, false /* checkShell */, 13751 "getApplicationHidden for user " + userId); 13752 PackageSetting ps; 13753 long callingId = Binder.clearCallingIdentity(); 13754 try { 13755 // writer 13756 synchronized (mPackages) { 13757 ps = mSettings.mPackages.get(packageName); 13758 if (ps == null) { 13759 return true; 13760 } 13761 if (filterAppAccessLPr(ps, callingUid, userId)) { 13762 return true; 13763 } 13764 return ps.getHidden(userId); 13765 } 13766 } finally { 13767 Binder.restoreCallingIdentity(callingId); 13768 } 13769 } 13770 13771 /** 13772 * @hide 13773 */ 13774 @Override 13775 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13776 int installReason) { 13777 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13778 null); 13779 PackageSetting pkgSetting; 13780 final int callingUid = Binder.getCallingUid(); 13781 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13782 true /* requireFullPermission */, true /* checkShell */, 13783 "installExistingPackage for user " + userId); 13784 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13785 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13786 } 13787 13788 long callingId = Binder.clearCallingIdentity(); 13789 try { 13790 boolean installed = false; 13791 final boolean instantApp = 13792 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13793 final boolean fullApp = 13794 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13795 13796 // writer 13797 synchronized (mPackages) { 13798 pkgSetting = mSettings.mPackages.get(packageName); 13799 if (pkgSetting == null) { 13800 return PackageManager.INSTALL_FAILED_INVALID_URI; 13801 } 13802 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13803 // only allow the existing package to be used if it's installed as a full 13804 // application for at least one user 13805 boolean installAllowed = false; 13806 for (int checkUserId : sUserManager.getUserIds()) { 13807 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13808 if (installAllowed) { 13809 break; 13810 } 13811 } 13812 if (!installAllowed) { 13813 return PackageManager.INSTALL_FAILED_INVALID_URI; 13814 } 13815 } 13816 if (!pkgSetting.getInstalled(userId)) { 13817 pkgSetting.setInstalled(true, userId); 13818 pkgSetting.setHidden(false, userId); 13819 pkgSetting.setInstallReason(installReason, userId); 13820 mSettings.writePackageRestrictionsLPr(userId); 13821 mSettings.writeKernelMappingLPr(pkgSetting); 13822 installed = true; 13823 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13824 // upgrade app from instant to full; we don't allow app downgrade 13825 installed = true; 13826 } 13827 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13828 } 13829 13830 if (installed) { 13831 if (pkgSetting.pkg != null) { 13832 synchronized (mInstallLock) { 13833 // We don't need to freeze for a brand new install 13834 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13835 } 13836 } 13837 sendPackageAddedForUser(packageName, pkgSetting, userId); 13838 synchronized (mPackages) { 13839 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13840 } 13841 } 13842 } finally { 13843 Binder.restoreCallingIdentity(callingId); 13844 } 13845 13846 return PackageManager.INSTALL_SUCCEEDED; 13847 } 13848 13849 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13850 boolean instantApp, boolean fullApp) { 13851 // no state specified; do nothing 13852 if (!instantApp && !fullApp) { 13853 return; 13854 } 13855 if (userId != UserHandle.USER_ALL) { 13856 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13857 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13858 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13859 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13860 } 13861 } else { 13862 for (int currentUserId : sUserManager.getUserIds()) { 13863 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13864 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13865 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13866 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13867 } 13868 } 13869 } 13870 } 13871 13872 boolean isUserRestricted(int userId, String restrictionKey) { 13873 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13874 if (restrictions.getBoolean(restrictionKey, false)) { 13875 Log.w(TAG, "User is restricted: " + restrictionKey); 13876 return true; 13877 } 13878 return false; 13879 } 13880 13881 @Override 13882 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13883 int userId) { 13884 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13885 final int callingUid = Binder.getCallingUid(); 13886 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13887 true /* requireFullPermission */, true /* checkShell */, 13888 "setPackagesSuspended for user " + userId); 13889 13890 if (ArrayUtils.isEmpty(packageNames)) { 13891 return packageNames; 13892 } 13893 13894 // List of package names for whom the suspended state has changed. 13895 List<String> changedPackages = new ArrayList<>(packageNames.length); 13896 // List of package names for whom the suspended state is not set as requested in this 13897 // method. 13898 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13899 long callingId = Binder.clearCallingIdentity(); 13900 try { 13901 for (int i = 0; i < packageNames.length; i++) { 13902 String packageName = packageNames[i]; 13903 boolean changed = false; 13904 final int appId; 13905 synchronized (mPackages) { 13906 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13907 if (pkgSetting == null 13908 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13909 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13910 + "\". Skipping suspending/un-suspending."); 13911 unactionedPackages.add(packageName); 13912 continue; 13913 } 13914 appId = pkgSetting.appId; 13915 if (pkgSetting.getSuspended(userId) != suspended) { 13916 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13917 unactionedPackages.add(packageName); 13918 continue; 13919 } 13920 pkgSetting.setSuspended(suspended, userId); 13921 mSettings.writePackageRestrictionsLPr(userId); 13922 changed = true; 13923 changedPackages.add(packageName); 13924 } 13925 } 13926 13927 if (changed && suspended) { 13928 killApplication(packageName, UserHandle.getUid(userId, appId), 13929 "suspending package"); 13930 } 13931 } 13932 } finally { 13933 Binder.restoreCallingIdentity(callingId); 13934 } 13935 13936 if (!changedPackages.isEmpty()) { 13937 sendPackagesSuspendedForUser(changedPackages.toArray( 13938 new String[changedPackages.size()]), userId, suspended); 13939 } 13940 13941 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13942 } 13943 13944 @Override 13945 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13946 final int callingUid = Binder.getCallingUid(); 13947 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13948 true /* requireFullPermission */, false /* checkShell */, 13949 "isPackageSuspendedForUser for user " + userId); 13950 synchronized (mPackages) { 13951 final PackageSetting ps = mSettings.mPackages.get(packageName); 13952 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 13953 throw new IllegalArgumentException("Unknown target package: " + packageName); 13954 } 13955 return ps.getSuspended(userId); 13956 } 13957 } 13958 13959 @GuardedBy("mPackages") 13960 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13961 if (isPackageDeviceAdmin(packageName, userId)) { 13962 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13963 + "\": has an active device admin"); 13964 return false; 13965 } 13966 13967 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13968 if (packageName.equals(activeLauncherPackageName)) { 13969 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13970 + "\": contains the active launcher"); 13971 return false; 13972 } 13973 13974 if (packageName.equals(mRequiredInstallerPackage)) { 13975 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13976 + "\": required for package installation"); 13977 return false; 13978 } 13979 13980 if (packageName.equals(mRequiredUninstallerPackage)) { 13981 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13982 + "\": required for package uninstallation"); 13983 return false; 13984 } 13985 13986 if (packageName.equals(mRequiredVerifierPackage)) { 13987 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13988 + "\": required for package verification"); 13989 return false; 13990 } 13991 13992 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13993 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13994 + "\": is the default dialer"); 13995 return false; 13996 } 13997 13998 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13999 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14000 + "\": protected package"); 14001 return false; 14002 } 14003 14004 // Cannot suspend static shared libs as they are considered 14005 // a part of the using app (emulating static linking). Also 14006 // static libs are installed always on internal storage. 14007 PackageParser.Package pkg = mPackages.get(packageName); 14008 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14009 Slog.w(TAG, "Cannot suspend package: " + packageName 14010 + " providing static shared library: " 14011 + pkg.staticSharedLibName); 14012 return false; 14013 } 14014 14015 return true; 14016 } 14017 14018 private String getActiveLauncherPackageName(int userId) { 14019 Intent intent = new Intent(Intent.ACTION_MAIN); 14020 intent.addCategory(Intent.CATEGORY_HOME); 14021 ResolveInfo resolveInfo = resolveIntent( 14022 intent, 14023 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14024 PackageManager.MATCH_DEFAULT_ONLY, 14025 userId); 14026 14027 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14028 } 14029 14030 private String getDefaultDialerPackageName(int userId) { 14031 synchronized (mPackages) { 14032 return mSettings.getDefaultDialerPackageNameLPw(userId); 14033 } 14034 } 14035 14036 @Override 14037 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14038 mContext.enforceCallingOrSelfPermission( 14039 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14040 "Only package verification agents can verify applications"); 14041 14042 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14043 final PackageVerificationResponse response = new PackageVerificationResponse( 14044 verificationCode, Binder.getCallingUid()); 14045 msg.arg1 = id; 14046 msg.obj = response; 14047 mHandler.sendMessage(msg); 14048 } 14049 14050 @Override 14051 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14052 long millisecondsToDelay) { 14053 mContext.enforceCallingOrSelfPermission( 14054 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14055 "Only package verification agents can extend verification timeouts"); 14056 14057 final PackageVerificationState state = mPendingVerification.get(id); 14058 final PackageVerificationResponse response = new PackageVerificationResponse( 14059 verificationCodeAtTimeout, Binder.getCallingUid()); 14060 14061 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14062 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14063 } 14064 if (millisecondsToDelay < 0) { 14065 millisecondsToDelay = 0; 14066 } 14067 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14068 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14069 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14070 } 14071 14072 if ((state != null) && !state.timeoutExtended()) { 14073 state.extendTimeout(); 14074 14075 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14076 msg.arg1 = id; 14077 msg.obj = response; 14078 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14079 } 14080 } 14081 14082 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14083 int verificationCode, UserHandle user) { 14084 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14085 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14086 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14087 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14088 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14089 14090 mContext.sendBroadcastAsUser(intent, user, 14091 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14092 } 14093 14094 private ComponentName matchComponentForVerifier(String packageName, 14095 List<ResolveInfo> receivers) { 14096 ActivityInfo targetReceiver = null; 14097 14098 final int NR = receivers.size(); 14099 for (int i = 0; i < NR; i++) { 14100 final ResolveInfo info = receivers.get(i); 14101 if (info.activityInfo == null) { 14102 continue; 14103 } 14104 14105 if (packageName.equals(info.activityInfo.packageName)) { 14106 targetReceiver = info.activityInfo; 14107 break; 14108 } 14109 } 14110 14111 if (targetReceiver == null) { 14112 return null; 14113 } 14114 14115 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14116 } 14117 14118 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14119 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14120 if (pkgInfo.verifiers.length == 0) { 14121 return null; 14122 } 14123 14124 final int N = pkgInfo.verifiers.length; 14125 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14126 for (int i = 0; i < N; i++) { 14127 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14128 14129 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14130 receivers); 14131 if (comp == null) { 14132 continue; 14133 } 14134 14135 final int verifierUid = getUidForVerifier(verifierInfo); 14136 if (verifierUid == -1) { 14137 continue; 14138 } 14139 14140 if (DEBUG_VERIFY) { 14141 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14142 + " with the correct signature"); 14143 } 14144 sufficientVerifiers.add(comp); 14145 verificationState.addSufficientVerifier(verifierUid); 14146 } 14147 14148 return sufficientVerifiers; 14149 } 14150 14151 private int getUidForVerifier(VerifierInfo verifierInfo) { 14152 synchronized (mPackages) { 14153 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14154 if (pkg == null) { 14155 return -1; 14156 } else if (pkg.mSigningDetails.signatures.length != 1) { 14157 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14158 + " has more than one signature; ignoring"); 14159 return -1; 14160 } 14161 14162 /* 14163 * If the public key of the package's signature does not match 14164 * our expected public key, then this is a different package and 14165 * we should skip. 14166 */ 14167 14168 final byte[] expectedPublicKey; 14169 try { 14170 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14171 final PublicKey publicKey = verifierSig.getPublicKey(); 14172 expectedPublicKey = publicKey.getEncoded(); 14173 } catch (CertificateException e) { 14174 return -1; 14175 } 14176 14177 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14178 14179 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14180 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14181 + " does not have the expected public key; ignoring"); 14182 return -1; 14183 } 14184 14185 return pkg.applicationInfo.uid; 14186 } 14187 } 14188 14189 @Override 14190 public void finishPackageInstall(int token, boolean didLaunch) { 14191 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14192 14193 if (DEBUG_INSTALL) { 14194 Slog.v(TAG, "BM finishing package install for " + token); 14195 } 14196 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14197 14198 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14199 mHandler.sendMessage(msg); 14200 } 14201 14202 /** 14203 * Get the verification agent timeout. Used for both the APK verifier and the 14204 * intent filter verifier. 14205 * 14206 * @return verification timeout in milliseconds 14207 */ 14208 private long getVerificationTimeout() { 14209 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14210 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14211 DEFAULT_VERIFICATION_TIMEOUT); 14212 } 14213 14214 /** 14215 * Get the default verification agent response code. 14216 * 14217 * @return default verification response code 14218 */ 14219 private int getDefaultVerificationResponse(UserHandle user) { 14220 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14221 return PackageManager.VERIFICATION_REJECT; 14222 } 14223 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14224 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14225 DEFAULT_VERIFICATION_RESPONSE); 14226 } 14227 14228 /** 14229 * Check whether or not package verification has been enabled. 14230 * 14231 * @return true if verification should be performed 14232 */ 14233 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14234 if (!DEFAULT_VERIFY_ENABLE) { 14235 return false; 14236 } 14237 14238 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14239 14240 // Check if installing from ADB 14241 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14242 // Do not run verification in a test harness environment 14243 if (ActivityManager.isRunningInTestHarness()) { 14244 return false; 14245 } 14246 if (ensureVerifyAppsEnabled) { 14247 return true; 14248 } 14249 // Check if the developer does not want package verification for ADB installs 14250 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14251 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14252 return false; 14253 } 14254 } else { 14255 // only when not installed from ADB, skip verification for instant apps when 14256 // the installer and verifier are the same. 14257 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14258 if (mInstantAppInstallerActivity != null 14259 && mInstantAppInstallerActivity.packageName.equals( 14260 mRequiredVerifierPackage)) { 14261 try { 14262 mContext.getSystemService(AppOpsManager.class) 14263 .checkPackage(installerUid, mRequiredVerifierPackage); 14264 if (DEBUG_VERIFY) { 14265 Slog.i(TAG, "disable verification for instant app"); 14266 } 14267 return false; 14268 } catch (SecurityException ignore) { } 14269 } 14270 } 14271 } 14272 14273 if (ensureVerifyAppsEnabled) { 14274 return true; 14275 } 14276 14277 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14278 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14279 } 14280 14281 @Override 14282 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14283 throws RemoteException { 14284 mContext.enforceCallingOrSelfPermission( 14285 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14286 "Only intentfilter verification agents can verify applications"); 14287 14288 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14289 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14290 Binder.getCallingUid(), verificationCode, failedDomains); 14291 msg.arg1 = id; 14292 msg.obj = response; 14293 mHandler.sendMessage(msg); 14294 } 14295 14296 @Override 14297 public int getIntentVerificationStatus(String packageName, int userId) { 14298 final int callingUid = Binder.getCallingUid(); 14299 if (UserHandle.getUserId(callingUid) != userId) { 14300 mContext.enforceCallingOrSelfPermission( 14301 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14302 "getIntentVerificationStatus" + userId); 14303 } 14304 if (getInstantAppPackageName(callingUid) != null) { 14305 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14306 } 14307 synchronized (mPackages) { 14308 final PackageSetting ps = mSettings.mPackages.get(packageName); 14309 if (ps == null 14310 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14311 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14312 } 14313 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14314 } 14315 } 14316 14317 @Override 14318 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14319 mContext.enforceCallingOrSelfPermission( 14320 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14321 14322 boolean result = false; 14323 synchronized (mPackages) { 14324 final PackageSetting ps = mSettings.mPackages.get(packageName); 14325 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14326 return false; 14327 } 14328 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14329 } 14330 if (result) { 14331 scheduleWritePackageRestrictionsLocked(userId); 14332 } 14333 return result; 14334 } 14335 14336 @Override 14337 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14338 String packageName) { 14339 final int callingUid = Binder.getCallingUid(); 14340 if (getInstantAppPackageName(callingUid) != null) { 14341 return ParceledListSlice.emptyList(); 14342 } 14343 synchronized (mPackages) { 14344 final PackageSetting ps = mSettings.mPackages.get(packageName); 14345 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14346 return ParceledListSlice.emptyList(); 14347 } 14348 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14349 } 14350 } 14351 14352 @Override 14353 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14354 if (TextUtils.isEmpty(packageName)) { 14355 return ParceledListSlice.emptyList(); 14356 } 14357 final int callingUid = Binder.getCallingUid(); 14358 final int callingUserId = UserHandle.getUserId(callingUid); 14359 synchronized (mPackages) { 14360 PackageParser.Package pkg = mPackages.get(packageName); 14361 if (pkg == null || pkg.activities == null) { 14362 return ParceledListSlice.emptyList(); 14363 } 14364 if (pkg.mExtras == null) { 14365 return ParceledListSlice.emptyList(); 14366 } 14367 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14368 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14369 return ParceledListSlice.emptyList(); 14370 } 14371 final int count = pkg.activities.size(); 14372 ArrayList<IntentFilter> result = new ArrayList<>(); 14373 for (int n=0; n<count; n++) { 14374 PackageParser.Activity activity = pkg.activities.get(n); 14375 if (activity.intents != null && activity.intents.size() > 0) { 14376 result.addAll(activity.intents); 14377 } 14378 } 14379 return new ParceledListSlice<>(result); 14380 } 14381 } 14382 14383 @Override 14384 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14385 mContext.enforceCallingOrSelfPermission( 14386 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14387 if (UserHandle.getCallingUserId() != userId) { 14388 mContext.enforceCallingOrSelfPermission( 14389 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14390 } 14391 14392 synchronized (mPackages) { 14393 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14394 if (packageName != null) { 14395 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14396 packageName, userId); 14397 } 14398 return result; 14399 } 14400 } 14401 14402 @Override 14403 public String getDefaultBrowserPackageName(int userId) { 14404 if (UserHandle.getCallingUserId() != userId) { 14405 mContext.enforceCallingOrSelfPermission( 14406 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14407 } 14408 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14409 return null; 14410 } 14411 synchronized (mPackages) { 14412 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14413 } 14414 } 14415 14416 /** 14417 * Get the "allow unknown sources" setting. 14418 * 14419 * @return the current "allow unknown sources" setting 14420 */ 14421 private int getUnknownSourcesSettings() { 14422 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14423 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14424 -1); 14425 } 14426 14427 @Override 14428 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14429 final int callingUid = Binder.getCallingUid(); 14430 if (getInstantAppPackageName(callingUid) != null) { 14431 return; 14432 } 14433 // writer 14434 synchronized (mPackages) { 14435 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14436 if (targetPackageSetting == null 14437 || filterAppAccessLPr( 14438 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14439 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14440 } 14441 14442 PackageSetting installerPackageSetting; 14443 if (installerPackageName != null) { 14444 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14445 if (installerPackageSetting == null) { 14446 throw new IllegalArgumentException("Unknown installer package: " 14447 + installerPackageName); 14448 } 14449 } else { 14450 installerPackageSetting = null; 14451 } 14452 14453 Signature[] callerSignature; 14454 Object obj = mSettings.getUserIdLPr(callingUid); 14455 if (obj != null) { 14456 if (obj instanceof SharedUserSetting) { 14457 callerSignature = 14458 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14459 } else if (obj instanceof PackageSetting) { 14460 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14461 } else { 14462 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14463 } 14464 } else { 14465 throw new SecurityException("Unknown calling UID: " + callingUid); 14466 } 14467 14468 // Verify: can't set installerPackageName to a package that is 14469 // not signed with the same cert as the caller. 14470 if (installerPackageSetting != null) { 14471 if (compareSignatures(callerSignature, 14472 installerPackageSetting.signatures.mSigningDetails.signatures) 14473 != PackageManager.SIGNATURE_MATCH) { 14474 throw new SecurityException( 14475 "Caller does not have same cert as new installer package " 14476 + installerPackageName); 14477 } 14478 } 14479 14480 // Verify: if target already has an installer package, it must 14481 // be signed with the same cert as the caller. 14482 if (targetPackageSetting.installerPackageName != null) { 14483 PackageSetting setting = mSettings.mPackages.get( 14484 targetPackageSetting.installerPackageName); 14485 // If the currently set package isn't valid, then it's always 14486 // okay to change it. 14487 if (setting != null) { 14488 if (compareSignatures(callerSignature, 14489 setting.signatures.mSigningDetails.signatures) 14490 != PackageManager.SIGNATURE_MATCH) { 14491 throw new SecurityException( 14492 "Caller does not have same cert as old installer package " 14493 + targetPackageSetting.installerPackageName); 14494 } 14495 } 14496 } 14497 14498 // Okay! 14499 targetPackageSetting.installerPackageName = installerPackageName; 14500 if (installerPackageName != null) { 14501 mSettings.mInstallerPackages.add(installerPackageName); 14502 } 14503 scheduleWriteSettingsLocked(); 14504 } 14505 } 14506 14507 @Override 14508 public void setApplicationCategoryHint(String packageName, int categoryHint, 14509 String callerPackageName) { 14510 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14511 throw new SecurityException("Instant applications don't have access to this method"); 14512 } 14513 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14514 callerPackageName); 14515 synchronized (mPackages) { 14516 PackageSetting ps = mSettings.mPackages.get(packageName); 14517 if (ps == null) { 14518 throw new IllegalArgumentException("Unknown target package " + packageName); 14519 } 14520 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14521 throw new IllegalArgumentException("Unknown target package " + packageName); 14522 } 14523 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14524 throw new IllegalArgumentException("Calling package " + callerPackageName 14525 + " is not installer for " + packageName); 14526 } 14527 14528 if (ps.categoryHint != categoryHint) { 14529 ps.categoryHint = categoryHint; 14530 scheduleWriteSettingsLocked(); 14531 } 14532 } 14533 } 14534 14535 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14536 // Queue up an async operation since the package installation may take a little while. 14537 mHandler.post(new Runnable() { 14538 public void run() { 14539 mHandler.removeCallbacks(this); 14540 // Result object to be returned 14541 PackageInstalledInfo res = new PackageInstalledInfo(); 14542 res.setReturnCode(currentStatus); 14543 res.uid = -1; 14544 res.pkg = null; 14545 res.removedInfo = null; 14546 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14547 args.doPreInstall(res.returnCode); 14548 synchronized (mInstallLock) { 14549 installPackageTracedLI(args, res); 14550 } 14551 args.doPostInstall(res.returnCode, res.uid); 14552 } 14553 14554 // A restore should be performed at this point if (a) the install 14555 // succeeded, (b) the operation is not an update, and (c) the new 14556 // package has not opted out of backup participation. 14557 final boolean update = res.removedInfo != null 14558 && res.removedInfo.removedPackage != null; 14559 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14560 boolean doRestore = !update 14561 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14562 14563 // Set up the post-install work request bookkeeping. This will be used 14564 // and cleaned up by the post-install event handling regardless of whether 14565 // there's a restore pass performed. Token values are >= 1. 14566 int token; 14567 if (mNextInstallToken < 0) mNextInstallToken = 1; 14568 token = mNextInstallToken++; 14569 14570 PostInstallData data = new PostInstallData(args, res); 14571 mRunningInstalls.put(token, data); 14572 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14573 14574 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14575 // Pass responsibility to the Backup Manager. It will perform a 14576 // restore if appropriate, then pass responsibility back to the 14577 // Package Manager to run the post-install observer callbacks 14578 // and broadcasts. 14579 IBackupManager bm = IBackupManager.Stub.asInterface( 14580 ServiceManager.getService(Context.BACKUP_SERVICE)); 14581 if (bm != null) { 14582 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14583 + " to BM for possible restore"); 14584 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14585 try { 14586 // TODO: http://b/22388012 14587 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14588 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14589 } else { 14590 doRestore = false; 14591 } 14592 } catch (RemoteException e) { 14593 // can't happen; the backup manager is local 14594 } catch (Exception e) { 14595 Slog.e(TAG, "Exception trying to enqueue restore", e); 14596 doRestore = false; 14597 } 14598 } else { 14599 Slog.e(TAG, "Backup Manager not found!"); 14600 doRestore = false; 14601 } 14602 } 14603 14604 if (!doRestore) { 14605 // No restore possible, or the Backup Manager was mysteriously not 14606 // available -- just fire the post-install work request directly. 14607 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14608 14609 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14610 14611 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14612 mHandler.sendMessage(msg); 14613 } 14614 } 14615 }); 14616 } 14617 14618 /** 14619 * Callback from PackageSettings whenever an app is first transitioned out of the 14620 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14621 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14622 * here whether the app is the target of an ongoing install, and only send the 14623 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14624 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14625 * handling. 14626 */ 14627 void notifyFirstLaunch(final String packageName, final String installerPackage, 14628 final int userId) { 14629 // Serialize this with the rest of the install-process message chain. In the 14630 // restore-at-install case, this Runnable will necessarily run before the 14631 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14632 // are coherent. In the non-restore case, the app has already completed install 14633 // and been launched through some other means, so it is not in a problematic 14634 // state for observers to see the FIRST_LAUNCH signal. 14635 mHandler.post(new Runnable() { 14636 @Override 14637 public void run() { 14638 for (int i = 0; i < mRunningInstalls.size(); i++) { 14639 final PostInstallData data = mRunningInstalls.valueAt(i); 14640 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14641 continue; 14642 } 14643 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14644 // right package; but is it for the right user? 14645 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14646 if (userId == data.res.newUsers[uIndex]) { 14647 if (DEBUG_BACKUP) { 14648 Slog.i(TAG, "Package " + packageName 14649 + " being restored so deferring FIRST_LAUNCH"); 14650 } 14651 return; 14652 } 14653 } 14654 } 14655 } 14656 // didn't find it, so not being restored 14657 if (DEBUG_BACKUP) { 14658 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14659 } 14660 final boolean isInstantApp = isInstantApp(packageName, userId); 14661 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14662 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14663 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14664 } 14665 }); 14666 } 14667 14668 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14669 int[] userIds, int[] instantUserIds) { 14670 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14671 installerPkg, null, userIds, instantUserIds); 14672 } 14673 14674 private abstract class HandlerParams { 14675 private static final int MAX_RETRIES = 4; 14676 14677 /** 14678 * Number of times startCopy() has been attempted and had a non-fatal 14679 * error. 14680 */ 14681 private int mRetries = 0; 14682 14683 /** User handle for the user requesting the information or installation. */ 14684 private final UserHandle mUser; 14685 String traceMethod; 14686 int traceCookie; 14687 14688 HandlerParams(UserHandle user) { 14689 mUser = user; 14690 } 14691 14692 UserHandle getUser() { 14693 return mUser; 14694 } 14695 14696 HandlerParams setTraceMethod(String traceMethod) { 14697 this.traceMethod = traceMethod; 14698 return this; 14699 } 14700 14701 HandlerParams setTraceCookie(int traceCookie) { 14702 this.traceCookie = traceCookie; 14703 return this; 14704 } 14705 14706 final boolean startCopy() { 14707 boolean res; 14708 try { 14709 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14710 14711 if (++mRetries > MAX_RETRIES) { 14712 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14713 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14714 handleServiceError(); 14715 return false; 14716 } else { 14717 handleStartCopy(); 14718 res = true; 14719 } 14720 } catch (RemoteException e) { 14721 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14722 mHandler.sendEmptyMessage(MCS_RECONNECT); 14723 res = false; 14724 } 14725 handleReturnCode(); 14726 return res; 14727 } 14728 14729 final void serviceError() { 14730 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14731 handleServiceError(); 14732 handleReturnCode(); 14733 } 14734 14735 abstract void handleStartCopy() throws RemoteException; 14736 abstract void handleServiceError(); 14737 abstract void handleReturnCode(); 14738 } 14739 14740 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14741 for (File path : paths) { 14742 try { 14743 mcs.clearDirectory(path.getAbsolutePath()); 14744 } catch (RemoteException e) { 14745 } 14746 } 14747 } 14748 14749 static class OriginInfo { 14750 /** 14751 * Location where install is coming from, before it has been 14752 * copied/renamed into place. This could be a single monolithic APK 14753 * file, or a cluster directory. This location may be untrusted. 14754 */ 14755 final File file; 14756 14757 /** 14758 * Flag indicating that {@link #file} or {@link #cid} has already been 14759 * staged, meaning downstream users don't need to defensively copy the 14760 * contents. 14761 */ 14762 final boolean staged; 14763 14764 /** 14765 * Flag indicating that {@link #file} or {@link #cid} is an already 14766 * installed app that is being moved. 14767 */ 14768 final boolean existing; 14769 14770 final String resolvedPath; 14771 final File resolvedFile; 14772 14773 static OriginInfo fromNothing() { 14774 return new OriginInfo(null, false, false); 14775 } 14776 14777 static OriginInfo fromUntrustedFile(File file) { 14778 return new OriginInfo(file, false, false); 14779 } 14780 14781 static OriginInfo fromExistingFile(File file) { 14782 return new OriginInfo(file, false, true); 14783 } 14784 14785 static OriginInfo fromStagedFile(File file) { 14786 return new OriginInfo(file, true, false); 14787 } 14788 14789 private OriginInfo(File file, boolean staged, boolean existing) { 14790 this.file = file; 14791 this.staged = staged; 14792 this.existing = existing; 14793 14794 if (file != null) { 14795 resolvedPath = file.getAbsolutePath(); 14796 resolvedFile = file; 14797 } else { 14798 resolvedPath = null; 14799 resolvedFile = null; 14800 } 14801 } 14802 } 14803 14804 static class MoveInfo { 14805 final int moveId; 14806 final String fromUuid; 14807 final String toUuid; 14808 final String packageName; 14809 final String dataAppName; 14810 final int appId; 14811 final String seinfo; 14812 final int targetSdkVersion; 14813 14814 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14815 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14816 this.moveId = moveId; 14817 this.fromUuid = fromUuid; 14818 this.toUuid = toUuid; 14819 this.packageName = packageName; 14820 this.dataAppName = dataAppName; 14821 this.appId = appId; 14822 this.seinfo = seinfo; 14823 this.targetSdkVersion = targetSdkVersion; 14824 } 14825 } 14826 14827 static class VerificationInfo { 14828 /** A constant used to indicate that a uid value is not present. */ 14829 public static final int NO_UID = -1; 14830 14831 /** URI referencing where the package was downloaded from. */ 14832 final Uri originatingUri; 14833 14834 /** HTTP referrer URI associated with the originatingURI. */ 14835 final Uri referrer; 14836 14837 /** UID of the application that the install request originated from. */ 14838 final int originatingUid; 14839 14840 /** UID of application requesting the install */ 14841 final int installerUid; 14842 14843 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14844 this.originatingUri = originatingUri; 14845 this.referrer = referrer; 14846 this.originatingUid = originatingUid; 14847 this.installerUid = installerUid; 14848 } 14849 } 14850 14851 class InstallParams extends HandlerParams { 14852 final OriginInfo origin; 14853 final MoveInfo move; 14854 final IPackageInstallObserver2 observer; 14855 int installFlags; 14856 final String installerPackageName; 14857 final String volumeUuid; 14858 private InstallArgs mArgs; 14859 private int mRet; 14860 final String packageAbiOverride; 14861 final String[] grantedRuntimePermissions; 14862 final VerificationInfo verificationInfo; 14863 final PackageParser.SigningDetails signingDetails; 14864 final int installReason; 14865 14866 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14867 int installFlags, String installerPackageName, String volumeUuid, 14868 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14869 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14870 super(user); 14871 this.origin = origin; 14872 this.move = move; 14873 this.observer = observer; 14874 this.installFlags = installFlags; 14875 this.installerPackageName = installerPackageName; 14876 this.volumeUuid = volumeUuid; 14877 this.verificationInfo = verificationInfo; 14878 this.packageAbiOverride = packageAbiOverride; 14879 this.grantedRuntimePermissions = grantedPermissions; 14880 this.signingDetails = signingDetails; 14881 this.installReason = installReason; 14882 } 14883 14884 @Override 14885 public String toString() { 14886 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14887 + " file=" + origin.file + "}"; 14888 } 14889 14890 private int installLocationPolicy(PackageInfoLite pkgLite) { 14891 String packageName = pkgLite.packageName; 14892 int installLocation = pkgLite.installLocation; 14893 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14894 // reader 14895 synchronized (mPackages) { 14896 // Currently installed package which the new package is attempting to replace or 14897 // null if no such package is installed. 14898 PackageParser.Package installedPkg = mPackages.get(packageName); 14899 // Package which currently owns the data which the new package will own if installed. 14900 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14901 // will be null whereas dataOwnerPkg will contain information about the package 14902 // which was uninstalled while keeping its data. 14903 PackageParser.Package dataOwnerPkg = installedPkg; 14904 if (dataOwnerPkg == null) { 14905 PackageSetting ps = mSettings.mPackages.get(packageName); 14906 if (ps != null) { 14907 dataOwnerPkg = ps.pkg; 14908 } 14909 } 14910 14911 if (dataOwnerPkg != null) { 14912 // If installed, the package will get access to data left on the device by its 14913 // predecessor. As a security measure, this is permited only if this is not a 14914 // version downgrade or if the predecessor package is marked as debuggable and 14915 // a downgrade is explicitly requested. 14916 // 14917 // On debuggable platform builds, downgrades are permitted even for 14918 // non-debuggable packages to make testing easier. Debuggable platform builds do 14919 // not offer security guarantees and thus it's OK to disable some security 14920 // mechanisms to make debugging/testing easier on those builds. However, even on 14921 // debuggable builds downgrades of packages are permitted only if requested via 14922 // installFlags. This is because we aim to keep the behavior of debuggable 14923 // platform builds as close as possible to the behavior of non-debuggable 14924 // platform builds. 14925 final boolean downgradeRequested = 14926 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14927 final boolean packageDebuggable = 14928 (dataOwnerPkg.applicationInfo.flags 14929 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14930 final boolean downgradePermitted = 14931 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14932 if (!downgradePermitted) { 14933 try { 14934 checkDowngrade(dataOwnerPkg, pkgLite); 14935 } catch (PackageManagerException e) { 14936 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14937 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14938 } 14939 } 14940 } 14941 14942 if (installedPkg != null) { 14943 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14944 // Check for updated system application. 14945 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14946 if (onSd) { 14947 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14948 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14949 } 14950 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14951 } else { 14952 if (onSd) { 14953 // Install flag overrides everything. 14954 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14955 } 14956 // If current upgrade specifies particular preference 14957 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14958 // Application explicitly specified internal. 14959 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14960 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14961 // App explictly prefers external. Let policy decide 14962 } else { 14963 // Prefer previous location 14964 if (isExternal(installedPkg)) { 14965 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14966 } 14967 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14968 } 14969 } 14970 } else { 14971 // Invalid install. Return error code 14972 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14973 } 14974 } 14975 } 14976 // All the special cases have been taken care of. 14977 // Return result based on recommended install location. 14978 if (onSd) { 14979 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14980 } 14981 return pkgLite.recommendedInstallLocation; 14982 } 14983 14984 /* 14985 * Invoke remote method to get package information and install 14986 * location values. Override install location based on default 14987 * policy if needed and then create install arguments based 14988 * on the install location. 14989 */ 14990 public void handleStartCopy() throws RemoteException { 14991 int ret = PackageManager.INSTALL_SUCCEEDED; 14992 14993 // If we're already staged, we've firmly committed to an install location 14994 if (origin.staged) { 14995 if (origin.file != null) { 14996 installFlags |= PackageManager.INSTALL_INTERNAL; 14997 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14998 } else { 14999 throw new IllegalStateException("Invalid stage location"); 15000 } 15001 } 15002 15003 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15004 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15005 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15006 PackageInfoLite pkgLite = null; 15007 15008 if (onInt && onSd) { 15009 // Check if both bits are set. 15010 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15011 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15012 } else if (onSd && ephemeral) { 15013 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15014 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15015 } else { 15016 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15017 packageAbiOverride); 15018 15019 if (DEBUG_INSTANT && ephemeral) { 15020 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15021 } 15022 15023 /* 15024 * If we have too little free space, try to free cache 15025 * before giving up. 15026 */ 15027 if (!origin.staged && pkgLite.recommendedInstallLocation 15028 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15029 // TODO: focus freeing disk space on the target device 15030 final StorageManager storage = StorageManager.from(mContext); 15031 final long lowThreshold = storage.getStorageLowBytes( 15032 Environment.getDataDirectory()); 15033 15034 final long sizeBytes = mContainerService.calculateInstalledSize( 15035 origin.resolvedPath, packageAbiOverride); 15036 15037 try { 15038 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15039 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15040 installFlags, packageAbiOverride); 15041 } catch (InstallerException e) { 15042 Slog.w(TAG, "Failed to free cache", e); 15043 } 15044 15045 /* 15046 * The cache free must have deleted the file we 15047 * downloaded to install. 15048 * 15049 * TODO: fix the "freeCache" call to not delete 15050 * the file we care about. 15051 */ 15052 if (pkgLite.recommendedInstallLocation 15053 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15054 pkgLite.recommendedInstallLocation 15055 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15056 } 15057 } 15058 } 15059 15060 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15061 int loc = pkgLite.recommendedInstallLocation; 15062 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15063 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15064 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15065 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15066 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15067 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15068 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15069 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15070 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15071 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15072 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15073 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15074 } else { 15075 // Override with defaults if needed. 15076 loc = installLocationPolicy(pkgLite); 15077 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15078 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15079 } else if (!onSd && !onInt) { 15080 // Override install location with flags 15081 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15082 // Set the flag to install on external media. 15083 installFlags |= PackageManager.INSTALL_EXTERNAL; 15084 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15085 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15086 if (DEBUG_INSTANT) { 15087 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15088 } 15089 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15090 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15091 |PackageManager.INSTALL_INTERNAL); 15092 } else { 15093 // Make sure the flag for installing on external 15094 // media is unset 15095 installFlags |= PackageManager.INSTALL_INTERNAL; 15096 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15097 } 15098 } 15099 } 15100 } 15101 15102 final InstallArgs args = createInstallArgs(this); 15103 mArgs = args; 15104 15105 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15106 // TODO: http://b/22976637 15107 // Apps installed for "all" users use the device owner to verify the app 15108 UserHandle verifierUser = getUser(); 15109 if (verifierUser == UserHandle.ALL) { 15110 verifierUser = UserHandle.SYSTEM; 15111 } 15112 15113 /* 15114 * Determine if we have any installed package verifiers. If we 15115 * do, then we'll defer to them to verify the packages. 15116 */ 15117 final int requiredUid = mRequiredVerifierPackage == null ? -1 15118 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15119 verifierUser.getIdentifier()); 15120 final int installerUid = 15121 verificationInfo == null ? -1 : verificationInfo.installerUid; 15122 if (!origin.existing && requiredUid != -1 15123 && isVerificationEnabled( 15124 verifierUser.getIdentifier(), installFlags, installerUid)) { 15125 final Intent verification = new Intent( 15126 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15127 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15128 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15129 PACKAGE_MIME_TYPE); 15130 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15131 15132 // Query all live verifiers based on current user state 15133 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15134 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15135 false /*allowDynamicSplits*/); 15136 15137 if (DEBUG_VERIFY) { 15138 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15139 + verification.toString() + " with " + pkgLite.verifiers.length 15140 + " optional verifiers"); 15141 } 15142 15143 final int verificationId = mPendingVerificationToken++; 15144 15145 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15146 15147 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15148 installerPackageName); 15149 15150 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15151 installFlags); 15152 15153 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15154 pkgLite.packageName); 15155 15156 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15157 pkgLite.versionCode); 15158 15159 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15160 pkgLite.getLongVersionCode()); 15161 15162 if (verificationInfo != null) { 15163 if (verificationInfo.originatingUri != null) { 15164 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15165 verificationInfo.originatingUri); 15166 } 15167 if (verificationInfo.referrer != null) { 15168 verification.putExtra(Intent.EXTRA_REFERRER, 15169 verificationInfo.referrer); 15170 } 15171 if (verificationInfo.originatingUid >= 0) { 15172 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15173 verificationInfo.originatingUid); 15174 } 15175 if (verificationInfo.installerUid >= 0) { 15176 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15177 verificationInfo.installerUid); 15178 } 15179 } 15180 15181 final PackageVerificationState verificationState = new PackageVerificationState( 15182 requiredUid, args); 15183 15184 mPendingVerification.append(verificationId, verificationState); 15185 15186 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15187 receivers, verificationState); 15188 15189 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15190 final long idleDuration = getVerificationTimeout(); 15191 15192 /* 15193 * If any sufficient verifiers were listed in the package 15194 * manifest, attempt to ask them. 15195 */ 15196 if (sufficientVerifiers != null) { 15197 final int N = sufficientVerifiers.size(); 15198 if (N == 0) { 15199 Slog.i(TAG, "Additional verifiers required, but none installed."); 15200 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15201 } else { 15202 for (int i = 0; i < N; i++) { 15203 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15204 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15205 verifierComponent.getPackageName(), idleDuration, 15206 verifierUser.getIdentifier(), false, "package verifier"); 15207 15208 final Intent sufficientIntent = new Intent(verification); 15209 sufficientIntent.setComponent(verifierComponent); 15210 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15211 } 15212 } 15213 } 15214 15215 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15216 mRequiredVerifierPackage, receivers); 15217 if (ret == PackageManager.INSTALL_SUCCEEDED 15218 && mRequiredVerifierPackage != null) { 15219 Trace.asyncTraceBegin( 15220 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15221 /* 15222 * Send the intent to the required verification agent, 15223 * but only start the verification timeout after the 15224 * target BroadcastReceivers have run. 15225 */ 15226 verification.setComponent(requiredVerifierComponent); 15227 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15228 mRequiredVerifierPackage, idleDuration, 15229 verifierUser.getIdentifier(), false, "package verifier"); 15230 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15231 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15232 new BroadcastReceiver() { 15233 @Override 15234 public void onReceive(Context context, Intent intent) { 15235 final Message msg = mHandler 15236 .obtainMessage(CHECK_PENDING_VERIFICATION); 15237 msg.arg1 = verificationId; 15238 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15239 } 15240 }, null, 0, null, null); 15241 15242 /* 15243 * We don't want the copy to proceed until verification 15244 * succeeds, so null out this field. 15245 */ 15246 mArgs = null; 15247 } 15248 } else { 15249 /* 15250 * No package verification is enabled, so immediately start 15251 * the remote call to initiate copy using temporary file. 15252 */ 15253 ret = args.copyApk(mContainerService, true); 15254 } 15255 } 15256 15257 mRet = ret; 15258 } 15259 15260 @Override 15261 void handleReturnCode() { 15262 // If mArgs is null, then MCS couldn't be reached. When it 15263 // reconnects, it will try again to install. At that point, this 15264 // will succeed. 15265 if (mArgs != null) { 15266 processPendingInstall(mArgs, mRet); 15267 } 15268 } 15269 15270 @Override 15271 void handleServiceError() { 15272 mArgs = createInstallArgs(this); 15273 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15274 } 15275 } 15276 15277 private InstallArgs createInstallArgs(InstallParams params) { 15278 if (params.move != null) { 15279 return new MoveInstallArgs(params); 15280 } else { 15281 return new FileInstallArgs(params); 15282 } 15283 } 15284 15285 /** 15286 * Create args that describe an existing installed package. Typically used 15287 * when cleaning up old installs, or used as a move source. 15288 */ 15289 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15290 String resourcePath, String[] instructionSets) { 15291 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15292 } 15293 15294 static abstract class InstallArgs { 15295 /** @see InstallParams#origin */ 15296 final OriginInfo origin; 15297 /** @see InstallParams#move */ 15298 final MoveInfo move; 15299 15300 final IPackageInstallObserver2 observer; 15301 // Always refers to PackageManager flags only 15302 final int installFlags; 15303 final String installerPackageName; 15304 final String volumeUuid; 15305 final UserHandle user; 15306 final String abiOverride; 15307 final String[] installGrantPermissions; 15308 /** If non-null, drop an async trace when the install completes */ 15309 final String traceMethod; 15310 final int traceCookie; 15311 final PackageParser.SigningDetails signingDetails; 15312 final int installReason; 15313 15314 // The list of instruction sets supported by this app. This is currently 15315 // only used during the rmdex() phase to clean up resources. We can get rid of this 15316 // if we move dex files under the common app path. 15317 /* nullable */ String[] instructionSets; 15318 15319 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15320 int installFlags, String installerPackageName, String volumeUuid, 15321 UserHandle user, String[] instructionSets, 15322 String abiOverride, String[] installGrantPermissions, 15323 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15324 int installReason) { 15325 this.origin = origin; 15326 this.move = move; 15327 this.installFlags = installFlags; 15328 this.observer = observer; 15329 this.installerPackageName = installerPackageName; 15330 this.volumeUuid = volumeUuid; 15331 this.user = user; 15332 this.instructionSets = instructionSets; 15333 this.abiOverride = abiOverride; 15334 this.installGrantPermissions = installGrantPermissions; 15335 this.traceMethod = traceMethod; 15336 this.traceCookie = traceCookie; 15337 this.signingDetails = signingDetails; 15338 this.installReason = installReason; 15339 } 15340 15341 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15342 abstract int doPreInstall(int status); 15343 15344 /** 15345 * Rename package into final resting place. All paths on the given 15346 * scanned package should be updated to reflect the rename. 15347 */ 15348 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15349 abstract int doPostInstall(int status, int uid); 15350 15351 /** @see PackageSettingBase#codePathString */ 15352 abstract String getCodePath(); 15353 /** @see PackageSettingBase#resourcePathString */ 15354 abstract String getResourcePath(); 15355 15356 // Need installer lock especially for dex file removal. 15357 abstract void cleanUpResourcesLI(); 15358 abstract boolean doPostDeleteLI(boolean delete); 15359 15360 /** 15361 * Called before the source arguments are copied. This is used mostly 15362 * for MoveParams when it needs to read the source file to put it in the 15363 * destination. 15364 */ 15365 int doPreCopy() { 15366 return PackageManager.INSTALL_SUCCEEDED; 15367 } 15368 15369 /** 15370 * Called after the source arguments are copied. This is used mostly for 15371 * MoveParams when it needs to read the source file to put it in the 15372 * destination. 15373 */ 15374 int doPostCopy(int uid) { 15375 return PackageManager.INSTALL_SUCCEEDED; 15376 } 15377 15378 protected boolean isFwdLocked() { 15379 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15380 } 15381 15382 protected boolean isExternalAsec() { 15383 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15384 } 15385 15386 protected boolean isEphemeral() { 15387 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15388 } 15389 15390 UserHandle getUser() { 15391 return user; 15392 } 15393 } 15394 15395 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15396 if (!allCodePaths.isEmpty()) { 15397 if (instructionSets == null) { 15398 throw new IllegalStateException("instructionSet == null"); 15399 } 15400 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15401 for (String codePath : allCodePaths) { 15402 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15403 try { 15404 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15405 } catch (InstallerException ignored) { 15406 } 15407 } 15408 } 15409 } 15410 } 15411 15412 /** 15413 * Logic to handle installation of non-ASEC applications, including copying 15414 * and renaming logic. 15415 */ 15416 class FileInstallArgs extends InstallArgs { 15417 private File codeFile; 15418 private File resourceFile; 15419 15420 // Example topology: 15421 // /data/app/com.example/base.apk 15422 // /data/app/com.example/split_foo.apk 15423 // /data/app/com.example/lib/arm/libfoo.so 15424 // /data/app/com.example/lib/arm64/libfoo.so 15425 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15426 15427 /** New install */ 15428 FileInstallArgs(InstallParams params) { 15429 super(params.origin, params.move, params.observer, params.installFlags, 15430 params.installerPackageName, params.volumeUuid, 15431 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15432 params.grantedRuntimePermissions, 15433 params.traceMethod, params.traceCookie, params.signingDetails, 15434 params.installReason); 15435 if (isFwdLocked()) { 15436 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15437 } 15438 } 15439 15440 /** Existing install */ 15441 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15442 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15443 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15444 PackageManager.INSTALL_REASON_UNKNOWN); 15445 this.codeFile = (codePath != null) ? new File(codePath) : null; 15446 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15447 } 15448 15449 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15450 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15451 try { 15452 return doCopyApk(imcs, temp); 15453 } finally { 15454 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15455 } 15456 } 15457 15458 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15459 if (origin.staged) { 15460 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15461 codeFile = origin.file; 15462 resourceFile = origin.file; 15463 return PackageManager.INSTALL_SUCCEEDED; 15464 } 15465 15466 try { 15467 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15468 final File tempDir = 15469 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15470 codeFile = tempDir; 15471 resourceFile = tempDir; 15472 } catch (IOException e) { 15473 Slog.w(TAG, "Failed to create copy file: " + e); 15474 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15475 } 15476 15477 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15478 @Override 15479 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15480 if (!FileUtils.isValidExtFilename(name)) { 15481 throw new IllegalArgumentException("Invalid filename: " + name); 15482 } 15483 try { 15484 final File file = new File(codeFile, name); 15485 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15486 O_RDWR | O_CREAT, 0644); 15487 Os.chmod(file.getAbsolutePath(), 0644); 15488 return new ParcelFileDescriptor(fd); 15489 } catch (ErrnoException e) { 15490 throw new RemoteException("Failed to open: " + e.getMessage()); 15491 } 15492 } 15493 }; 15494 15495 int ret = PackageManager.INSTALL_SUCCEEDED; 15496 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15497 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15498 Slog.e(TAG, "Failed to copy package"); 15499 return ret; 15500 } 15501 15502 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15503 NativeLibraryHelper.Handle handle = null; 15504 try { 15505 handle = NativeLibraryHelper.Handle.create(codeFile); 15506 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15507 abiOverride); 15508 } catch (IOException e) { 15509 Slog.e(TAG, "Copying native libraries failed", e); 15510 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15511 } finally { 15512 IoUtils.closeQuietly(handle); 15513 } 15514 15515 return ret; 15516 } 15517 15518 int doPreInstall(int status) { 15519 if (status != PackageManager.INSTALL_SUCCEEDED) { 15520 cleanUp(); 15521 } 15522 return status; 15523 } 15524 15525 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15526 if (status != PackageManager.INSTALL_SUCCEEDED) { 15527 cleanUp(); 15528 return false; 15529 } 15530 15531 final File targetDir = codeFile.getParentFile(); 15532 final File beforeCodeFile = codeFile; 15533 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15534 15535 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15536 try { 15537 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15538 } catch (ErrnoException e) { 15539 Slog.w(TAG, "Failed to rename", e); 15540 return false; 15541 } 15542 15543 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15544 Slog.w(TAG, "Failed to restorecon"); 15545 return false; 15546 } 15547 15548 // Reflect the rename internally 15549 codeFile = afterCodeFile; 15550 resourceFile = afterCodeFile; 15551 15552 // Reflect the rename in scanned details 15553 try { 15554 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15555 } catch (IOException e) { 15556 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15557 return false; 15558 } 15559 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15560 afterCodeFile, pkg.baseCodePath)); 15561 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15562 afterCodeFile, pkg.splitCodePaths)); 15563 15564 // Reflect the rename in app info 15565 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15566 pkg.setApplicationInfoCodePath(pkg.codePath); 15567 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15568 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15569 pkg.setApplicationInfoResourcePath(pkg.codePath); 15570 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15571 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15572 15573 return true; 15574 } 15575 15576 int doPostInstall(int status, int uid) { 15577 if (status != PackageManager.INSTALL_SUCCEEDED) { 15578 cleanUp(); 15579 } 15580 return status; 15581 } 15582 15583 @Override 15584 String getCodePath() { 15585 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15586 } 15587 15588 @Override 15589 String getResourcePath() { 15590 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15591 } 15592 15593 private boolean cleanUp() { 15594 if (codeFile == null || !codeFile.exists()) { 15595 return false; 15596 } 15597 15598 removeCodePathLI(codeFile); 15599 15600 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15601 resourceFile.delete(); 15602 } 15603 15604 return true; 15605 } 15606 15607 void cleanUpResourcesLI() { 15608 // Try enumerating all code paths before deleting 15609 List<String> allCodePaths = Collections.EMPTY_LIST; 15610 if (codeFile != null && codeFile.exists()) { 15611 try { 15612 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15613 allCodePaths = pkg.getAllCodePaths(); 15614 } catch (PackageParserException e) { 15615 // Ignored; we tried our best 15616 } 15617 } 15618 15619 cleanUp(); 15620 removeDexFiles(allCodePaths, instructionSets); 15621 } 15622 15623 boolean doPostDeleteLI(boolean delete) { 15624 // XXX err, shouldn't we respect the delete flag? 15625 cleanUpResourcesLI(); 15626 return true; 15627 } 15628 } 15629 15630 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15631 PackageManagerException { 15632 if (copyRet < 0) { 15633 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15634 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15635 throw new PackageManagerException(copyRet, message); 15636 } 15637 } 15638 } 15639 15640 /** 15641 * Extract the StorageManagerService "container ID" from the full code path of an 15642 * .apk. 15643 */ 15644 static String cidFromCodePath(String fullCodePath) { 15645 int eidx = fullCodePath.lastIndexOf("/"); 15646 String subStr1 = fullCodePath.substring(0, eidx); 15647 int sidx = subStr1.lastIndexOf("/"); 15648 return subStr1.substring(sidx+1, eidx); 15649 } 15650 15651 /** 15652 * Logic to handle movement of existing installed applications. 15653 */ 15654 class MoveInstallArgs extends InstallArgs { 15655 private File codeFile; 15656 private File resourceFile; 15657 15658 /** New install */ 15659 MoveInstallArgs(InstallParams params) { 15660 super(params.origin, params.move, params.observer, params.installFlags, 15661 params.installerPackageName, params.volumeUuid, 15662 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15663 params.grantedRuntimePermissions, 15664 params.traceMethod, params.traceCookie, params.signingDetails, 15665 params.installReason); 15666 } 15667 15668 int copyApk(IMediaContainerService imcs, boolean temp) { 15669 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15670 + move.fromUuid + " to " + move.toUuid); 15671 synchronized (mInstaller) { 15672 try { 15673 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15674 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15675 } catch (InstallerException e) { 15676 Slog.w(TAG, "Failed to move app", e); 15677 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15678 } 15679 } 15680 15681 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15682 resourceFile = codeFile; 15683 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15684 15685 return PackageManager.INSTALL_SUCCEEDED; 15686 } 15687 15688 int doPreInstall(int status) { 15689 if (status != PackageManager.INSTALL_SUCCEEDED) { 15690 cleanUp(move.toUuid); 15691 } 15692 return status; 15693 } 15694 15695 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15696 if (status != PackageManager.INSTALL_SUCCEEDED) { 15697 cleanUp(move.toUuid); 15698 return false; 15699 } 15700 15701 // Reflect the move in app info 15702 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15703 pkg.setApplicationInfoCodePath(pkg.codePath); 15704 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15705 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15706 pkg.setApplicationInfoResourcePath(pkg.codePath); 15707 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15708 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15709 15710 return true; 15711 } 15712 15713 int doPostInstall(int status, int uid) { 15714 if (status == PackageManager.INSTALL_SUCCEEDED) { 15715 cleanUp(move.fromUuid); 15716 } else { 15717 cleanUp(move.toUuid); 15718 } 15719 return status; 15720 } 15721 15722 @Override 15723 String getCodePath() { 15724 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15725 } 15726 15727 @Override 15728 String getResourcePath() { 15729 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15730 } 15731 15732 private boolean cleanUp(String volumeUuid) { 15733 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15734 move.dataAppName); 15735 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15736 final int[] userIds = sUserManager.getUserIds(); 15737 synchronized (mInstallLock) { 15738 // Clean up both app data and code 15739 // All package moves are frozen until finished 15740 for (int userId : userIds) { 15741 try { 15742 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15743 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15744 } catch (InstallerException e) { 15745 Slog.w(TAG, String.valueOf(e)); 15746 } 15747 } 15748 removeCodePathLI(codeFile); 15749 } 15750 return true; 15751 } 15752 15753 void cleanUpResourcesLI() { 15754 throw new UnsupportedOperationException(); 15755 } 15756 15757 boolean doPostDeleteLI(boolean delete) { 15758 throw new UnsupportedOperationException(); 15759 } 15760 } 15761 15762 static String getAsecPackageName(String packageCid) { 15763 int idx = packageCid.lastIndexOf("-"); 15764 if (idx == -1) { 15765 return packageCid; 15766 } 15767 return packageCid.substring(0, idx); 15768 } 15769 15770 // Utility method used to create code paths based on package name and available index. 15771 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15772 String idxStr = ""; 15773 int idx = 1; 15774 // Fall back to default value of idx=1 if prefix is not 15775 // part of oldCodePath 15776 if (oldCodePath != null) { 15777 String subStr = oldCodePath; 15778 // Drop the suffix right away 15779 if (suffix != null && subStr.endsWith(suffix)) { 15780 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15781 } 15782 // If oldCodePath already contains prefix find out the 15783 // ending index to either increment or decrement. 15784 int sidx = subStr.lastIndexOf(prefix); 15785 if (sidx != -1) { 15786 subStr = subStr.substring(sidx + prefix.length()); 15787 if (subStr != null) { 15788 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15789 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15790 } 15791 try { 15792 idx = Integer.parseInt(subStr); 15793 if (idx <= 1) { 15794 idx++; 15795 } else { 15796 idx--; 15797 } 15798 } catch(NumberFormatException e) { 15799 } 15800 } 15801 } 15802 } 15803 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15804 return prefix + idxStr; 15805 } 15806 15807 private File getNextCodePath(File targetDir, String packageName) { 15808 File result; 15809 SecureRandom random = new SecureRandom(); 15810 byte[] bytes = new byte[16]; 15811 do { 15812 random.nextBytes(bytes); 15813 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15814 result = new File(targetDir, packageName + "-" + suffix); 15815 } while (result.exists()); 15816 return result; 15817 } 15818 15819 // Utility method that returns the relative package path with respect 15820 // to the installation directory. Like say for /data/data/com.test-1.apk 15821 // string com.test-1 is returned. 15822 static String deriveCodePathName(String codePath) { 15823 if (codePath == null) { 15824 return null; 15825 } 15826 final File codeFile = new File(codePath); 15827 final String name = codeFile.getName(); 15828 if (codeFile.isDirectory()) { 15829 return name; 15830 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15831 final int lastDot = name.lastIndexOf('.'); 15832 return name.substring(0, lastDot); 15833 } else { 15834 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15835 return null; 15836 } 15837 } 15838 15839 static class PackageInstalledInfo { 15840 String name; 15841 int uid; 15842 // The set of users that originally had this package installed. 15843 int[] origUsers; 15844 // The set of users that now have this package installed. 15845 int[] newUsers; 15846 PackageParser.Package pkg; 15847 int returnCode; 15848 String returnMsg; 15849 String installerPackageName; 15850 PackageRemovedInfo removedInfo; 15851 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15852 15853 public void setError(int code, String msg) { 15854 setReturnCode(code); 15855 setReturnMessage(msg); 15856 Slog.w(TAG, msg); 15857 } 15858 15859 public void setError(String msg, PackageParserException e) { 15860 setReturnCode(e.error); 15861 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15862 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15863 for (int i = 0; i < childCount; i++) { 15864 addedChildPackages.valueAt(i).setError(msg, e); 15865 } 15866 Slog.w(TAG, msg, e); 15867 } 15868 15869 public void setError(String msg, PackageManagerException e) { 15870 returnCode = e.error; 15871 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15872 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15873 for (int i = 0; i < childCount; i++) { 15874 addedChildPackages.valueAt(i).setError(msg, e); 15875 } 15876 Slog.w(TAG, msg, e); 15877 } 15878 15879 public void setReturnCode(int returnCode) { 15880 this.returnCode = returnCode; 15881 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15882 for (int i = 0; i < childCount; i++) { 15883 addedChildPackages.valueAt(i).returnCode = returnCode; 15884 } 15885 } 15886 15887 private void setReturnMessage(String returnMsg) { 15888 this.returnMsg = returnMsg; 15889 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15890 for (int i = 0; i < childCount; i++) { 15891 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15892 } 15893 } 15894 15895 // In some error cases we want to convey more info back to the observer 15896 String origPackage; 15897 String origPermission; 15898 } 15899 15900 /* 15901 * Install a non-existing package. 15902 */ 15903 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15904 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15905 String volumeUuid, PackageInstalledInfo res, int installReason) { 15906 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15907 15908 // Remember this for later, in case we need to rollback this install 15909 String pkgName = pkg.packageName; 15910 15911 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15912 15913 synchronized(mPackages) { 15914 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15915 if (renamedPackage != null) { 15916 // A package with the same name is already installed, though 15917 // it has been renamed to an older name. The package we 15918 // are trying to install should be installed as an update to 15919 // the existing one, but that has not been requested, so bail. 15920 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15921 + " without first uninstalling package running as " 15922 + renamedPackage); 15923 return; 15924 } 15925 if (mPackages.containsKey(pkgName)) { 15926 // Don't allow installation over an existing package with the same name. 15927 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15928 + " without first uninstalling."); 15929 return; 15930 } 15931 } 15932 15933 try { 15934 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 15935 System.currentTimeMillis(), user); 15936 15937 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15938 15939 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15940 prepareAppDataAfterInstallLIF(newPackage); 15941 15942 } else { 15943 // Remove package from internal structures, but keep around any 15944 // data that might have already existed 15945 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15946 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15947 } 15948 } catch (PackageManagerException e) { 15949 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15950 } 15951 15952 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15953 } 15954 15955 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15956 try (DigestInputStream digestStream = 15957 new DigestInputStream(new FileInputStream(file), digest)) { 15958 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15959 } 15960 } 15961 15962 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15963 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15964 PackageInstalledInfo res, int installReason) { 15965 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15966 15967 final PackageParser.Package oldPackage; 15968 final PackageSetting ps; 15969 final String pkgName = pkg.packageName; 15970 final int[] allUsers; 15971 final int[] installedUsers; 15972 15973 synchronized(mPackages) { 15974 oldPackage = mPackages.get(pkgName); 15975 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15976 15977 // don't allow upgrade to target a release SDK from a pre-release SDK 15978 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15979 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15980 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15981 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15982 if (oldTargetsPreRelease 15983 && !newTargetsPreRelease 15984 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15985 Slog.w(TAG, "Can't install package targeting released sdk"); 15986 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15987 return; 15988 } 15989 15990 ps = mSettings.mPackages.get(pkgName); 15991 15992 // verify signatures are valid 15993 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 15994 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 15995 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 15996 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15997 "New package not signed by keys specified by upgrade-keysets: " 15998 + pkgName); 15999 return; 16000 } 16001 } else { 16002 16003 // default to original signature matching 16004 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16005 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16006 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16007 "New package has a different signature: " + pkgName); 16008 return; 16009 } 16010 } 16011 16012 // don't allow a system upgrade unless the upgrade hash matches 16013 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16014 byte[] digestBytes = null; 16015 try { 16016 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16017 updateDigest(digest, new File(pkg.baseCodePath)); 16018 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16019 for (String path : pkg.splitCodePaths) { 16020 updateDigest(digest, new File(path)); 16021 } 16022 } 16023 digestBytes = digest.digest(); 16024 } catch (NoSuchAlgorithmException | IOException e) { 16025 res.setError(INSTALL_FAILED_INVALID_APK, 16026 "Could not compute hash: " + pkgName); 16027 return; 16028 } 16029 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16030 res.setError(INSTALL_FAILED_INVALID_APK, 16031 "New package fails restrict-update check: " + pkgName); 16032 return; 16033 } 16034 // retain upgrade restriction 16035 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16036 } 16037 16038 // Check for shared user id changes 16039 String invalidPackageName = 16040 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16041 if (invalidPackageName != null) { 16042 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16043 "Package " + invalidPackageName + " tried to change user " 16044 + oldPackage.mSharedUserId); 16045 return; 16046 } 16047 16048 // check if the new package supports all of the abis which the old package supports 16049 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16050 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16051 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16052 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16053 "Update to package " + pkgName + " doesn't support multi arch"); 16054 return; 16055 } 16056 16057 // In case of rollback, remember per-user/profile install state 16058 allUsers = sUserManager.getUserIds(); 16059 installedUsers = ps.queryInstalledUsers(allUsers, true); 16060 16061 // don't allow an upgrade from full to ephemeral 16062 if (isInstantApp) { 16063 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16064 for (int currentUser : allUsers) { 16065 if (!ps.getInstantApp(currentUser)) { 16066 // can't downgrade from full to instant 16067 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16068 + " for user: " + currentUser); 16069 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16070 return; 16071 } 16072 } 16073 } else if (!ps.getInstantApp(user.getIdentifier())) { 16074 // can't downgrade from full to instant 16075 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16076 + " for user: " + user.getIdentifier()); 16077 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16078 return; 16079 } 16080 } 16081 } 16082 16083 // Update what is removed 16084 res.removedInfo = new PackageRemovedInfo(this); 16085 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16086 res.removedInfo.removedPackage = oldPackage.packageName; 16087 res.removedInfo.installerPackageName = ps.installerPackageName; 16088 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16089 res.removedInfo.isUpdate = true; 16090 res.removedInfo.origUsers = installedUsers; 16091 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16092 for (int i = 0; i < installedUsers.length; i++) { 16093 final int userId = installedUsers[i]; 16094 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16095 } 16096 16097 final int childCount = (oldPackage.childPackages != null) 16098 ? oldPackage.childPackages.size() : 0; 16099 for (int i = 0; i < childCount; i++) { 16100 boolean childPackageUpdated = false; 16101 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16102 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16103 if (res.addedChildPackages != null) { 16104 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16105 if (childRes != null) { 16106 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16107 childRes.removedInfo.removedPackage = childPkg.packageName; 16108 if (childPs != null) { 16109 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16110 } 16111 childRes.removedInfo.isUpdate = true; 16112 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16113 childPackageUpdated = true; 16114 } 16115 } 16116 if (!childPackageUpdated) { 16117 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16118 childRemovedRes.removedPackage = childPkg.packageName; 16119 if (childPs != null) { 16120 childRemovedRes.installerPackageName = childPs.installerPackageName; 16121 } 16122 childRemovedRes.isUpdate = false; 16123 childRemovedRes.dataRemoved = true; 16124 synchronized (mPackages) { 16125 if (childPs != null) { 16126 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16127 } 16128 } 16129 if (res.removedInfo.removedChildPackages == null) { 16130 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16131 } 16132 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16133 } 16134 } 16135 16136 boolean sysPkg = (isSystemApp(oldPackage)); 16137 if (sysPkg) { 16138 // Set the system/privileged/oem/vendor/product flags as needed 16139 final boolean privileged = 16140 (oldPackage.applicationInfo.privateFlags 16141 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16142 final boolean oem = 16143 (oldPackage.applicationInfo.privateFlags 16144 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16145 final boolean vendor = 16146 (oldPackage.applicationInfo.privateFlags 16147 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16148 final boolean product = 16149 (oldPackage.applicationInfo.privateFlags 16150 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16151 final @ParseFlags int systemParseFlags = parseFlags; 16152 final @ScanFlags int systemScanFlags = scanFlags 16153 | SCAN_AS_SYSTEM 16154 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16155 | (oem ? SCAN_AS_OEM : 0) 16156 | (vendor ? SCAN_AS_VENDOR : 0) 16157 | (product ? SCAN_AS_PRODUCT : 0); 16158 16159 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16160 user, allUsers, installerPackageName, res, installReason); 16161 } else { 16162 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16163 user, allUsers, installerPackageName, res, installReason); 16164 } 16165 } 16166 16167 @Override 16168 public List<String> getPreviousCodePaths(String packageName) { 16169 final int callingUid = Binder.getCallingUid(); 16170 final List<String> result = new ArrayList<>(); 16171 if (getInstantAppPackageName(callingUid) != null) { 16172 return result; 16173 } 16174 final PackageSetting ps = mSettings.mPackages.get(packageName); 16175 if (ps != null 16176 && ps.oldCodePaths != null 16177 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16178 result.addAll(ps.oldCodePaths); 16179 } 16180 return result; 16181 } 16182 16183 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16184 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16185 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16186 String installerPackageName, PackageInstalledInfo res, int installReason) { 16187 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16188 + deletedPackage); 16189 16190 String pkgName = deletedPackage.packageName; 16191 boolean deletedPkg = true; 16192 boolean addedPkg = false; 16193 boolean updatedSettings = false; 16194 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16195 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16196 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16197 16198 final long origUpdateTime = (pkg.mExtras != null) 16199 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16200 16201 // First delete the existing package while retaining the data directory 16202 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16203 res.removedInfo, true, pkg)) { 16204 // If the existing package wasn't successfully deleted 16205 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16206 deletedPkg = false; 16207 } else { 16208 // Successfully deleted the old package; proceed with replace. 16209 16210 // If deleted package lived in a container, give users a chance to 16211 // relinquish resources before killing. 16212 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16213 if (DEBUG_INSTALL) { 16214 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16215 } 16216 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16217 final ArrayList<String> pkgList = new ArrayList<String>(1); 16218 pkgList.add(deletedPackage.applicationInfo.packageName); 16219 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16220 } 16221 16222 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16223 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16224 16225 try { 16226 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16227 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16228 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16229 installReason); 16230 16231 // Update the in-memory copy of the previous code paths. 16232 PackageSetting ps = mSettings.mPackages.get(pkgName); 16233 if (!killApp) { 16234 if (ps.oldCodePaths == null) { 16235 ps.oldCodePaths = new ArraySet<>(); 16236 } 16237 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16238 if (deletedPackage.splitCodePaths != null) { 16239 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16240 } 16241 } else { 16242 ps.oldCodePaths = null; 16243 } 16244 if (ps.childPackageNames != null) { 16245 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16246 final String childPkgName = ps.childPackageNames.get(i); 16247 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16248 childPs.oldCodePaths = ps.oldCodePaths; 16249 } 16250 } 16251 // set instant app status, but, only if it's explicitly specified 16252 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16253 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16254 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16255 prepareAppDataAfterInstallLIF(newPackage); 16256 addedPkg = true; 16257 mDexManager.notifyPackageUpdated(newPackage.packageName, 16258 newPackage.baseCodePath, newPackage.splitCodePaths); 16259 } catch (PackageManagerException e) { 16260 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16261 } 16262 } 16263 16264 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16265 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16266 16267 // Revert all internal state mutations and added folders for the failed install 16268 if (addedPkg) { 16269 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16270 res.removedInfo, true, null); 16271 } 16272 16273 // Restore the old package 16274 if (deletedPkg) { 16275 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16276 File restoreFile = new File(deletedPackage.codePath); 16277 // Parse old package 16278 boolean oldExternal = isExternal(deletedPackage); 16279 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16280 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16281 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16282 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16283 try { 16284 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16285 null); 16286 } catch (PackageManagerException e) { 16287 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16288 + e.getMessage()); 16289 return; 16290 } 16291 16292 synchronized (mPackages) { 16293 // Ensure the installer package name up to date 16294 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16295 16296 // Update permissions for restored package 16297 mPermissionManager.updatePermissions( 16298 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16299 mPermissionCallback); 16300 16301 mSettings.writeLPr(); 16302 } 16303 16304 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16305 } 16306 } else { 16307 synchronized (mPackages) { 16308 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16309 if (ps != null) { 16310 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16311 if (res.removedInfo.removedChildPackages != null) { 16312 final int childCount = res.removedInfo.removedChildPackages.size(); 16313 // Iterate in reverse as we may modify the collection 16314 for (int i = childCount - 1; i >= 0; i--) { 16315 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16316 if (res.addedChildPackages.containsKey(childPackageName)) { 16317 res.removedInfo.removedChildPackages.removeAt(i); 16318 } else { 16319 PackageRemovedInfo childInfo = res.removedInfo 16320 .removedChildPackages.valueAt(i); 16321 childInfo.removedForAllUsers = mPackages.get( 16322 childInfo.removedPackage) == null; 16323 } 16324 } 16325 } 16326 } 16327 } 16328 } 16329 } 16330 16331 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16332 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16333 final @ScanFlags int scanFlags, UserHandle user, 16334 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16335 int installReason) { 16336 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16337 + ", old=" + deletedPackage); 16338 16339 final boolean disabledSystem; 16340 16341 // Remove existing system package 16342 removePackageLI(deletedPackage, true); 16343 16344 synchronized (mPackages) { 16345 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16346 } 16347 if (!disabledSystem) { 16348 // We didn't need to disable the .apk as a current system package, 16349 // which means we are replacing another update that is already 16350 // installed. We need to make sure to delete the older one's .apk. 16351 res.removedInfo.args = createInstallArgsForExisting(0, 16352 deletedPackage.applicationInfo.getCodePath(), 16353 deletedPackage.applicationInfo.getResourcePath(), 16354 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16355 } else { 16356 res.removedInfo.args = null; 16357 } 16358 16359 // Successfully disabled the old package. Now proceed with re-installation 16360 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16361 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16362 16363 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16364 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16365 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16366 16367 PackageParser.Package newPackage = null; 16368 try { 16369 // Add the package to the internal data structures 16370 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16371 16372 // Set the update and install times 16373 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16374 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16375 System.currentTimeMillis()); 16376 16377 // Update the package dynamic state if succeeded 16378 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16379 // Now that the install succeeded make sure we remove data 16380 // directories for any child package the update removed. 16381 final int deletedChildCount = (deletedPackage.childPackages != null) 16382 ? deletedPackage.childPackages.size() : 0; 16383 final int newChildCount = (newPackage.childPackages != null) 16384 ? newPackage.childPackages.size() : 0; 16385 for (int i = 0; i < deletedChildCount; i++) { 16386 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16387 boolean childPackageDeleted = true; 16388 for (int j = 0; j < newChildCount; j++) { 16389 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16390 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16391 childPackageDeleted = false; 16392 break; 16393 } 16394 } 16395 if (childPackageDeleted) { 16396 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16397 deletedChildPkg.packageName); 16398 if (ps != null && res.removedInfo.removedChildPackages != null) { 16399 PackageRemovedInfo removedChildRes = res.removedInfo 16400 .removedChildPackages.get(deletedChildPkg.packageName); 16401 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16402 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16403 } 16404 } 16405 } 16406 16407 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16408 installReason); 16409 prepareAppDataAfterInstallLIF(newPackage); 16410 16411 mDexManager.notifyPackageUpdated(newPackage.packageName, 16412 newPackage.baseCodePath, newPackage.splitCodePaths); 16413 } 16414 } catch (PackageManagerException e) { 16415 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16416 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16417 } 16418 16419 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16420 // Re installation failed. Restore old information 16421 // Remove new pkg information 16422 if (newPackage != null) { 16423 removeInstalledPackageLI(newPackage, true); 16424 } 16425 // Add back the old system package 16426 try { 16427 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16428 } catch (PackageManagerException e) { 16429 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16430 } 16431 16432 synchronized (mPackages) { 16433 if (disabledSystem) { 16434 enableSystemPackageLPw(deletedPackage); 16435 } 16436 16437 // Ensure the installer package name up to date 16438 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16439 16440 // Update permissions for restored package 16441 mPermissionManager.updatePermissions( 16442 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16443 mPermissionCallback); 16444 16445 mSettings.writeLPr(); 16446 } 16447 16448 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16449 + " after failed upgrade"); 16450 } 16451 } 16452 16453 /** 16454 * Checks whether the parent or any of the child packages have a change shared 16455 * user. For a package to be a valid update the shred users of the parent and 16456 * the children should match. We may later support changing child shared users. 16457 * @param oldPkg The updated package. 16458 * @param newPkg The update package. 16459 * @return The shared user that change between the versions. 16460 */ 16461 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16462 PackageParser.Package newPkg) { 16463 // Check parent shared user 16464 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16465 return newPkg.packageName; 16466 } 16467 // Check child shared users 16468 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16469 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16470 for (int i = 0; i < newChildCount; i++) { 16471 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16472 // If this child was present, did it have the same shared user? 16473 for (int j = 0; j < oldChildCount; j++) { 16474 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16475 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16476 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16477 return newChildPkg.packageName; 16478 } 16479 } 16480 } 16481 return null; 16482 } 16483 16484 private void removeNativeBinariesLI(PackageSetting ps) { 16485 // Remove the lib path for the parent package 16486 if (ps != null) { 16487 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16488 // Remove the lib path for the child packages 16489 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16490 for (int i = 0; i < childCount; i++) { 16491 PackageSetting childPs = null; 16492 synchronized (mPackages) { 16493 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16494 } 16495 if (childPs != null) { 16496 NativeLibraryHelper.removeNativeBinariesLI(childPs 16497 .legacyNativeLibraryPathString); 16498 } 16499 } 16500 } 16501 } 16502 16503 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16504 // Enable the parent package 16505 mSettings.enableSystemPackageLPw(pkg.packageName); 16506 // Enable the child packages 16507 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16508 for (int i = 0; i < childCount; i++) { 16509 PackageParser.Package childPkg = pkg.childPackages.get(i); 16510 mSettings.enableSystemPackageLPw(childPkg.packageName); 16511 } 16512 } 16513 16514 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16515 PackageParser.Package newPkg) { 16516 // Disable the parent package (parent always replaced) 16517 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16518 // Disable the child packages 16519 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16520 for (int i = 0; i < childCount; i++) { 16521 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16522 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16523 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16524 } 16525 return disabled; 16526 } 16527 16528 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16529 String installerPackageName) { 16530 // Enable the parent package 16531 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16532 // Enable the child packages 16533 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16534 for (int i = 0; i < childCount; i++) { 16535 PackageParser.Package childPkg = pkg.childPackages.get(i); 16536 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16537 } 16538 } 16539 16540 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16541 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16542 // Update the parent package setting 16543 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16544 res, user, installReason); 16545 // Update the child packages setting 16546 final int childCount = (newPackage.childPackages != null) 16547 ? newPackage.childPackages.size() : 0; 16548 for (int i = 0; i < childCount; i++) { 16549 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16550 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16551 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16552 childRes.origUsers, childRes, user, installReason); 16553 } 16554 } 16555 16556 private void updateSettingsInternalLI(PackageParser.Package pkg, 16557 String installerPackageName, int[] allUsers, int[] installedForUsers, 16558 PackageInstalledInfo res, UserHandle user, int installReason) { 16559 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16560 16561 String pkgName = pkg.packageName; 16562 synchronized (mPackages) { 16563 //write settings. the installStatus will be incomplete at this stage. 16564 //note that the new package setting would have already been 16565 //added to mPackages. It hasn't been persisted yet. 16566 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16567 // TODO: Remove this write? It's also written at the end of this method 16568 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16569 mSettings.writeLPr(); 16570 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16571 } 16572 16573 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16574 synchronized (mPackages) { 16575// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16576 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16577 mPermissionCallback); 16578 // For system-bundled packages, we assume that installing an upgraded version 16579 // of the package implies that the user actually wants to run that new code, 16580 // so we enable the package. 16581 PackageSetting ps = mSettings.mPackages.get(pkgName); 16582 final int userId = user.getIdentifier(); 16583 if (ps != null) { 16584 if (isSystemApp(pkg)) { 16585 if (DEBUG_INSTALL) { 16586 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16587 } 16588 // Enable system package for requested users 16589 if (res.origUsers != null) { 16590 for (int origUserId : res.origUsers) { 16591 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16592 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16593 origUserId, installerPackageName); 16594 } 16595 } 16596 } 16597 // Also convey the prior install/uninstall state 16598 if (allUsers != null && installedForUsers != null) { 16599 for (int currentUserId : allUsers) { 16600 final boolean installed = ArrayUtils.contains( 16601 installedForUsers, currentUserId); 16602 if (DEBUG_INSTALL) { 16603 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16604 } 16605 ps.setInstalled(installed, currentUserId); 16606 } 16607 // these install state changes will be persisted in the 16608 // upcoming call to mSettings.writeLPr(). 16609 } 16610 } 16611 // It's implied that when a user requests installation, they want the app to be 16612 // installed and enabled. 16613 if (userId != UserHandle.USER_ALL) { 16614 ps.setInstalled(true, userId); 16615 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16616 } else { 16617 for (int currentUserId : sUserManager.getUserIds()) { 16618 ps.setInstalled(true, currentUserId); 16619 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, currentUserId, 16620 installerPackageName); 16621 } 16622 } 16623 16624 // When replacing an existing package, preserve the original install reason for all 16625 // users that had the package installed before. 16626 final Set<Integer> previousUserIds = new ArraySet<>(); 16627 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16628 final int installReasonCount = res.removedInfo.installReasons.size(); 16629 for (int i = 0; i < installReasonCount; i++) { 16630 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16631 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16632 ps.setInstallReason(previousInstallReason, previousUserId); 16633 previousUserIds.add(previousUserId); 16634 } 16635 } 16636 16637 // Set install reason for users that are having the package newly installed. 16638 if (userId == UserHandle.USER_ALL) { 16639 for (int currentUserId : sUserManager.getUserIds()) { 16640 if (!previousUserIds.contains(currentUserId)) { 16641 ps.setInstallReason(installReason, currentUserId); 16642 } 16643 } 16644 } else if (!previousUserIds.contains(userId)) { 16645 ps.setInstallReason(installReason, userId); 16646 } 16647 mSettings.writeKernelMappingLPr(ps); 16648 } 16649 res.name = pkgName; 16650 res.uid = pkg.applicationInfo.uid; 16651 res.pkg = pkg; 16652 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16653 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16654 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16655 //to update install status 16656 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16657 mSettings.writeLPr(); 16658 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16659 } 16660 16661 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16662 } 16663 16664 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16665 try { 16666 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16667 installPackageLI(args, res); 16668 } finally { 16669 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16670 } 16671 } 16672 16673 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16674 final int installFlags = args.installFlags; 16675 final String installerPackageName = args.installerPackageName; 16676 final String volumeUuid = args.volumeUuid; 16677 final File tmpPackageFile = new File(args.getCodePath()); 16678 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16679 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16680 || (args.volumeUuid != null)); 16681 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16682 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16683 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16684 final boolean virtualPreload = 16685 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16686 boolean replace = false; 16687 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16688 if (args.move != null) { 16689 // moving a complete application; perform an initial scan on the new install location 16690 scanFlags |= SCAN_INITIAL; 16691 } 16692 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16693 scanFlags |= SCAN_DONT_KILL_APP; 16694 } 16695 if (instantApp) { 16696 scanFlags |= SCAN_AS_INSTANT_APP; 16697 } 16698 if (fullApp) { 16699 scanFlags |= SCAN_AS_FULL_APP; 16700 } 16701 if (virtualPreload) { 16702 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16703 } 16704 16705 // Result object to be returned 16706 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16707 res.installerPackageName = installerPackageName; 16708 16709 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16710 16711 // Sanity check 16712 if (instantApp && (forwardLocked || onExternal)) { 16713 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16714 + " external=" + onExternal); 16715 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16716 return; 16717 } 16718 16719 // Retrieve PackageSettings and parse package 16720 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16721 | PackageParser.PARSE_ENFORCE_CODE 16722 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16723 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16724 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16725 PackageParser pp = new PackageParser(); 16726 pp.setSeparateProcesses(mSeparateProcesses); 16727 pp.setDisplayMetrics(mMetrics); 16728 pp.setCallback(mPackageParserCallback); 16729 16730 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16731 final PackageParser.Package pkg; 16732 try { 16733 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16734 DexMetadataHelper.validatePackageDexMetadata(pkg); 16735 } catch (PackageParserException e) { 16736 res.setError("Failed parse during installPackageLI", e); 16737 return; 16738 } finally { 16739 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16740 } 16741 16742 // Instant apps have several additional install-time checks. 16743 if (instantApp) { 16744 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16745 Slog.w(TAG, 16746 "Instant app package " + pkg.packageName + " does not target at least O"); 16747 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16748 "Instant app package must target at least O"); 16749 return; 16750 } 16751 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16752 Slog.w(TAG, "Instant app package " + pkg.packageName 16753 + " does not target targetSandboxVersion 2"); 16754 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16755 "Instant app package must use targetSandboxVersion 2"); 16756 return; 16757 } 16758 if (pkg.mSharedUserId != null) { 16759 Slog.w(TAG, "Instant app package " + pkg.packageName 16760 + " may not declare sharedUserId."); 16761 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16762 "Instant app package may not declare a sharedUserId"); 16763 return; 16764 } 16765 } 16766 16767 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16768 // Static shared libraries have synthetic package names 16769 renameStaticSharedLibraryPackage(pkg); 16770 16771 // No static shared libs on external storage 16772 if (onExternal) { 16773 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16774 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16775 "Packages declaring static-shared libs cannot be updated"); 16776 return; 16777 } 16778 } 16779 16780 // If we are installing a clustered package add results for the children 16781 if (pkg.childPackages != null) { 16782 synchronized (mPackages) { 16783 final int childCount = pkg.childPackages.size(); 16784 for (int i = 0; i < childCount; i++) { 16785 PackageParser.Package childPkg = pkg.childPackages.get(i); 16786 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16787 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16788 childRes.pkg = childPkg; 16789 childRes.name = childPkg.packageName; 16790 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16791 if (childPs != null) { 16792 childRes.origUsers = childPs.queryInstalledUsers( 16793 sUserManager.getUserIds(), true); 16794 } 16795 if ((mPackages.containsKey(childPkg.packageName))) { 16796 childRes.removedInfo = new PackageRemovedInfo(this); 16797 childRes.removedInfo.removedPackage = childPkg.packageName; 16798 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16799 } 16800 if (res.addedChildPackages == null) { 16801 res.addedChildPackages = new ArrayMap<>(); 16802 } 16803 res.addedChildPackages.put(childPkg.packageName, childRes); 16804 } 16805 } 16806 } 16807 16808 // If package doesn't declare API override, mark that we have an install 16809 // time CPU ABI override. 16810 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16811 pkg.cpuAbiOverride = args.abiOverride; 16812 } 16813 16814 String pkgName = res.name = pkg.packageName; 16815 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16816 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16817 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16818 return; 16819 } 16820 } 16821 16822 try { 16823 // either use what we've been given or parse directly from the APK 16824 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16825 pkg.setSigningDetails(args.signingDetails); 16826 } else { 16827 PackageParser.collectCertificates(pkg, false /* skipVerify */); 16828 } 16829 } catch (PackageParserException e) { 16830 res.setError("Failed collect during installPackageLI", e); 16831 return; 16832 } 16833 16834 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16835 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16836 Slog.w(TAG, "Instant app package " + pkg.packageName 16837 + " is not signed with at least APK Signature Scheme v2"); 16838 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16839 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16840 return; 16841 } 16842 16843 // Get rid of all references to package scan path via parser. 16844 pp = null; 16845 String oldCodePath = null; 16846 boolean systemApp = false; 16847 synchronized (mPackages) { 16848 // Check if installing already existing package 16849 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16850 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16851 if (pkg.mOriginalPackages != null 16852 && pkg.mOriginalPackages.contains(oldName) 16853 && mPackages.containsKey(oldName)) { 16854 // This package is derived from an original package, 16855 // and this device has been updating from that original 16856 // name. We must continue using the original name, so 16857 // rename the new package here. 16858 pkg.setPackageName(oldName); 16859 pkgName = pkg.packageName; 16860 replace = true; 16861 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16862 + oldName + " pkgName=" + pkgName); 16863 } else if (mPackages.containsKey(pkgName)) { 16864 // This package, under its official name, already exists 16865 // on the device; we should replace it. 16866 replace = true; 16867 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16868 } 16869 16870 // Child packages are installed through the parent package 16871 if (pkg.parentPackage != null) { 16872 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16873 "Package " + pkg.packageName + " is child of package " 16874 + pkg.parentPackage.parentPackage + ". Child packages " 16875 + "can be updated only through the parent package."); 16876 return; 16877 } 16878 16879 if (replace) { 16880 // Prevent apps opting out from runtime permissions 16881 PackageParser.Package oldPackage = mPackages.get(pkgName); 16882 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16883 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16884 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16885 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16886 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16887 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16888 + " doesn't support runtime permissions but the old" 16889 + " target SDK " + oldTargetSdk + " does."); 16890 return; 16891 } 16892 // Prevent persistent apps from being updated 16893 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16894 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16895 "Package " + oldPackage.packageName + " is a persistent app. " 16896 + "Persistent apps are not updateable."); 16897 return; 16898 } 16899 // Prevent apps from downgrading their targetSandbox. 16900 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16901 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16902 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16903 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16904 "Package " + pkg.packageName + " new target sandbox " 16905 + newTargetSandbox + " is incompatible with the previous value of" 16906 + oldTargetSandbox + "."); 16907 return; 16908 } 16909 16910 // Prevent installing of child packages 16911 if (oldPackage.parentPackage != null) { 16912 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16913 "Package " + pkg.packageName + " is child of package " 16914 + oldPackage.parentPackage + ". Child packages " 16915 + "can be updated only through the parent package."); 16916 return; 16917 } 16918 } 16919 } 16920 16921 PackageSetting ps = mSettings.mPackages.get(pkgName); 16922 if (ps != null) { 16923 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16924 16925 // Static shared libs have same package with different versions where 16926 // we internally use a synthetic package name to allow multiple versions 16927 // of the same package, therefore we need to compare signatures against 16928 // the package setting for the latest library version. 16929 PackageSetting signatureCheckPs = ps; 16930 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16931 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16932 if (libraryEntry != null) { 16933 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16934 } 16935 } 16936 16937 // Quick sanity check that we're signed correctly if updating; 16938 // we'll check this again later when scanning, but we want to 16939 // bail early here before tripping over redefined permissions. 16940 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16941 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16942 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16943 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16944 + pkg.packageName + " upgrade keys do not match the " 16945 + "previously installed version"); 16946 return; 16947 } 16948 } else { 16949 try { 16950 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 16951 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 16952 // We don't care about disabledPkgSetting on install for now. 16953 final boolean compatMatch = verifySignatures( 16954 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 16955 compareRecover); 16956 // The new KeySets will be re-added later in the scanning process. 16957 if (compatMatch) { 16958 synchronized (mPackages) { 16959 ksms.removeAppKeySetDataLPw(pkg.packageName); 16960 } 16961 } 16962 } catch (PackageManagerException e) { 16963 res.setError(e.error, e.getMessage()); 16964 return; 16965 } 16966 } 16967 16968 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16969 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16970 systemApp = (ps.pkg.applicationInfo.flags & 16971 ApplicationInfo.FLAG_SYSTEM) != 0; 16972 } 16973 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16974 } 16975 16976 int N = pkg.permissions.size(); 16977 for (int i = N-1; i >= 0; i--) { 16978 final PackageParser.Permission perm = pkg.permissions.get(i); 16979 final BasePermission bp = 16980 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 16981 16982 // Don't allow anyone but the system to define ephemeral permissions. 16983 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 16984 && !systemApp) { 16985 Slog.w(TAG, "Non-System package " + pkg.packageName 16986 + " attempting to delcare ephemeral permission " 16987 + perm.info.name + "; Removing ephemeral."); 16988 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 16989 } 16990 16991 // Check whether the newly-scanned package wants to define an already-defined perm 16992 if (bp != null) { 16993 // If the defining package is signed with our cert, it's okay. This 16994 // also includes the "updating the same package" case, of course. 16995 // "updating same package" could also involve key-rotation. 16996 final boolean sigsOk; 16997 final String sourcePackageName = bp.getSourcePackageName(); 16998 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 16999 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17000 if (sourcePackageName.equals(pkg.packageName) 17001 && (ksms.shouldCheckUpgradeKeySetLocked( 17002 sourcePackageSetting, scanFlags))) { 17003 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 17004 } else { 17005 17006 // in the event of signing certificate rotation, we need to see if the 17007 // package's certificate has rotated from the current one, or if it is an 17008 // older certificate with which the current is ok with sharing permissions 17009 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17010 pkg.mSigningDetails, 17011 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17012 sigsOk = true; 17013 } else if (pkg.mSigningDetails.checkCapability( 17014 sourcePackageSetting.signatures.mSigningDetails, 17015 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17016 17017 // the scanned package checks out, has signing certificate rotation 17018 // history, and is newer; bring it over 17019 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17020 sigsOk = true; 17021 } else { 17022 sigsOk = false; 17023 } 17024 } 17025 if (!sigsOk) { 17026 // If the owning package is the system itself, we log but allow 17027 // install to proceed; we fail the install on all other permission 17028 // redefinitions. 17029 if (!sourcePackageName.equals("android")) { 17030 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17031 + pkg.packageName + " attempting to redeclare permission " 17032 + perm.info.name + " already owned by " + sourcePackageName); 17033 res.origPermission = perm.info.name; 17034 res.origPackage = sourcePackageName; 17035 return; 17036 } else { 17037 Slog.w(TAG, "Package " + pkg.packageName 17038 + " attempting to redeclare system permission " 17039 + perm.info.name + "; ignoring new declaration"); 17040 pkg.permissions.remove(i); 17041 } 17042 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17043 // Prevent apps to change protection level to dangerous from any other 17044 // type as this would allow a privilege escalation where an app adds a 17045 // normal/signature permission in other app's group and later redefines 17046 // it as dangerous leading to the group auto-grant. 17047 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17048 == PermissionInfo.PROTECTION_DANGEROUS) { 17049 if (bp != null && !bp.isRuntime()) { 17050 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17051 + "non-runtime permission " + perm.info.name 17052 + " to runtime; keeping old protection level"); 17053 perm.info.protectionLevel = bp.getProtectionLevel(); 17054 } 17055 } 17056 } 17057 } 17058 } 17059 } 17060 17061 if (systemApp) { 17062 if (onExternal) { 17063 // Abort update; system app can't be replaced with app on sdcard 17064 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17065 "Cannot install updates to system apps on sdcard"); 17066 return; 17067 } else if (instantApp) { 17068 // Abort update; system app can't be replaced with an instant app 17069 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17070 "Cannot update a system app with an instant app"); 17071 return; 17072 } 17073 } 17074 17075 if (args.move != null) { 17076 // We did an in-place move, so dex is ready to roll 17077 scanFlags |= SCAN_NO_DEX; 17078 scanFlags |= SCAN_MOVE; 17079 17080 synchronized (mPackages) { 17081 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17082 if (ps == null) { 17083 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17084 "Missing settings for moved package " + pkgName); 17085 } 17086 17087 // We moved the entire application as-is, so bring over the 17088 // previously derived ABI information. 17089 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17090 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17091 } 17092 17093 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17094 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17095 scanFlags |= SCAN_NO_DEX; 17096 17097 try { 17098 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17099 args.abiOverride : pkg.cpuAbiOverride); 17100 final boolean extractNativeLibs = !pkg.isLibrary(); 17101 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17102 } catch (PackageManagerException pme) { 17103 Slog.e(TAG, "Error deriving application ABI", pme); 17104 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17105 return; 17106 } 17107 17108 // Shared libraries for the package need to be updated. 17109 synchronized (mPackages) { 17110 try { 17111 updateSharedLibrariesLPr(pkg, null); 17112 } catch (PackageManagerException e) { 17113 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17114 } 17115 } 17116 } 17117 17118 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17119 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17120 return; 17121 } 17122 17123 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17124 String apkPath = null; 17125 synchronized (mPackages) { 17126 // Note that if the attacker managed to skip verify setup, for example by tampering 17127 // with the package settings, upon reboot we will do full apk verification when 17128 // verity is not detected. 17129 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17130 if (ps != null && ps.isPrivileged()) { 17131 apkPath = pkg.baseCodePath; 17132 } 17133 } 17134 17135 if (apkPath != null) { 17136 final VerityUtils.SetupResult result = 17137 VerityUtils.generateApkVeritySetupData(apkPath); 17138 if (result.isOk()) { 17139 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17140 FileDescriptor fd = result.getUnownedFileDescriptor(); 17141 try { 17142 mInstaller.installApkVerity(apkPath, fd); 17143 } catch (InstallerException e) { 17144 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17145 "Failed to set up verity: " + e); 17146 return; 17147 } finally { 17148 IoUtils.closeQuietly(fd); 17149 } 17150 } else if (result.isFailed()) { 17151 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17152 return; 17153 } else { 17154 // Do nothing if verity is skipped. Will fall back to full apk verification on 17155 // reboot. 17156 } 17157 } 17158 } 17159 17160 if (!instantApp) { 17161 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17162 } else { 17163 if (DEBUG_DOMAIN_VERIFICATION) { 17164 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17165 } 17166 } 17167 17168 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17169 "installPackageLI")) { 17170 if (replace) { 17171 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17172 // Static libs have a synthetic package name containing the version 17173 // and cannot be updated as an update would get a new package name, 17174 // unless this is the exact same version code which is useful for 17175 // development. 17176 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17177 if (existingPkg != null && 17178 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17179 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17180 + "static-shared libs cannot be updated"); 17181 return; 17182 } 17183 } 17184 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17185 installerPackageName, res, args.installReason); 17186 } else { 17187 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17188 args.user, installerPackageName, volumeUuid, res, args.installReason); 17189 } 17190 } 17191 17192 // Prepare the application profiles for the new code paths. 17193 // This needs to be done before invoking dexopt so that any install-time profile 17194 // can be used for optimizations. 17195 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17196 17197 // Check whether we need to dexopt the app. 17198 // 17199 // NOTE: it is IMPORTANT to call dexopt: 17200 // - after doRename which will sync the package data from PackageParser.Package and its 17201 // corresponding ApplicationInfo. 17202 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17203 // uid of the application (pkg.applicationInfo.uid). 17204 // This update happens in place! 17205 // 17206 // We only need to dexopt if the package meets ALL of the following conditions: 17207 // 1) it is not forward locked. 17208 // 2) it is not on on an external ASEC container. 17209 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17210 // 17211 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17212 // complete, so we skip this step during installation. Instead, we'll take extra time 17213 // the first time the instant app starts. It's preferred to do it this way to provide 17214 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17215 // middle of running an instant app. The default behaviour can be overridden 17216 // via gservices. 17217 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17218 && !forwardLocked 17219 && !pkg.applicationInfo.isExternalAsec() 17220 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17221 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17222 17223 if (performDexopt) { 17224 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17225 // Do not run PackageDexOptimizer through the local performDexOpt 17226 // method because `pkg` may not be in `mPackages` yet. 17227 // 17228 // Also, don't fail application installs if the dexopt step fails. 17229 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17230 REASON_INSTALL, 17231 DexoptOptions.DEXOPT_BOOT_COMPLETE | 17232 DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE); 17233 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17234 null /* instructionSets */, 17235 getOrCreateCompilerPackageStats(pkg), 17236 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17237 dexoptOptions); 17238 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17239 } 17240 17241 // Notify BackgroundDexOptService that the package has been changed. 17242 // If this is an update of a package which used to fail to compile, 17243 // BackgroundDexOptService will remove it from its blacklist. 17244 // TODO: Layering violation 17245 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17246 17247 synchronized (mPackages) { 17248 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17249 if (ps != null) { 17250 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17251 ps.setUpdateAvailable(false /*updateAvailable*/); 17252 } 17253 17254 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17255 for (int i = 0; i < childCount; i++) { 17256 PackageParser.Package childPkg = pkg.childPackages.get(i); 17257 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17258 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17259 if (childPs != null) { 17260 childRes.newUsers = childPs.queryInstalledUsers( 17261 sUserManager.getUserIds(), true); 17262 } 17263 } 17264 17265 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17266 updateSequenceNumberLP(ps, res.newUsers); 17267 updateInstantAppInstallerLocked(pkgName); 17268 } 17269 } 17270 } 17271 17272 private void startIntentFilterVerifications(int userId, boolean replacing, 17273 PackageParser.Package pkg) { 17274 if (mIntentFilterVerifierComponent == null) { 17275 Slog.w(TAG, "No IntentFilter verification will not be done as " 17276 + "there is no IntentFilterVerifier available!"); 17277 return; 17278 } 17279 17280 final int verifierUid = getPackageUid( 17281 mIntentFilterVerifierComponent.getPackageName(), 17282 MATCH_DEBUG_TRIAGED_MISSING, 17283 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17284 17285 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17286 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17287 mHandler.sendMessage(msg); 17288 17289 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17290 for (int i = 0; i < childCount; i++) { 17291 PackageParser.Package childPkg = pkg.childPackages.get(i); 17292 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17293 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17294 mHandler.sendMessage(msg); 17295 } 17296 } 17297 17298 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17299 PackageParser.Package pkg) { 17300 int size = pkg.activities.size(); 17301 if (size == 0) { 17302 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17303 "No activity, so no need to verify any IntentFilter!"); 17304 return; 17305 } 17306 17307 final boolean hasDomainURLs = hasDomainURLs(pkg); 17308 if (!hasDomainURLs) { 17309 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17310 "No domain URLs, so no need to verify any IntentFilter!"); 17311 return; 17312 } 17313 17314 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17315 + " if any IntentFilter from the " + size 17316 + " Activities needs verification ..."); 17317 17318 int count = 0; 17319 final String packageName = pkg.packageName; 17320 17321 synchronized (mPackages) { 17322 // If this is a new install and we see that we've already run verification for this 17323 // package, we have nothing to do: it means the state was restored from backup. 17324 if (!replacing) { 17325 IntentFilterVerificationInfo ivi = 17326 mSettings.getIntentFilterVerificationLPr(packageName); 17327 if (ivi != null) { 17328 if (DEBUG_DOMAIN_VERIFICATION) { 17329 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17330 + ivi.getStatusString()); 17331 } 17332 return; 17333 } 17334 } 17335 17336 // If any filters need to be verified, then all need to be. 17337 boolean needToVerify = false; 17338 for (PackageParser.Activity a : pkg.activities) { 17339 for (ActivityIntentInfo filter : a.intents) { 17340 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17341 if (DEBUG_DOMAIN_VERIFICATION) { 17342 Slog.d(TAG, 17343 "Intent filter needs verification, so processing all filters"); 17344 } 17345 needToVerify = true; 17346 break; 17347 } 17348 } 17349 } 17350 17351 if (needToVerify) { 17352 final int verificationId = mIntentFilterVerificationToken++; 17353 for (PackageParser.Activity a : pkg.activities) { 17354 for (ActivityIntentInfo filter : a.intents) { 17355 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17356 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17357 "Verification needed for IntentFilter:" + filter.toString()); 17358 mIntentFilterVerifier.addOneIntentFilterVerification( 17359 verifierUid, userId, verificationId, filter, packageName); 17360 count++; 17361 } 17362 } 17363 } 17364 } 17365 } 17366 17367 if (count > 0) { 17368 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17369 + " IntentFilter verification" + (count > 1 ? "s" : "") 17370 + " for userId:" + userId); 17371 mIntentFilterVerifier.startVerifications(userId); 17372 } else { 17373 if (DEBUG_DOMAIN_VERIFICATION) { 17374 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17375 } 17376 } 17377 } 17378 17379 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17380 final ComponentName cn = filter.activity.getComponentName(); 17381 final String packageName = cn.getPackageName(); 17382 17383 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17384 packageName); 17385 if (ivi == null) { 17386 return true; 17387 } 17388 int status = ivi.getStatus(); 17389 switch (status) { 17390 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17391 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17392 return true; 17393 17394 default: 17395 // Nothing to do 17396 return false; 17397 } 17398 } 17399 17400 private static boolean isMultiArch(ApplicationInfo info) { 17401 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17402 } 17403 17404 private static boolean isExternal(PackageParser.Package pkg) { 17405 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17406 } 17407 17408 private static boolean isExternal(PackageSetting ps) { 17409 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17410 } 17411 17412 private static boolean isSystemApp(PackageParser.Package pkg) { 17413 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17414 } 17415 17416 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17417 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17418 } 17419 17420 private static boolean isOemApp(PackageParser.Package pkg) { 17421 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17422 } 17423 17424 private static boolean isVendorApp(PackageParser.Package pkg) { 17425 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17426 } 17427 17428 private static boolean isProductApp(PackageParser.Package pkg) { 17429 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17430 } 17431 17432 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17433 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17434 } 17435 17436 private static boolean isSystemApp(PackageSetting ps) { 17437 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17438 } 17439 17440 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17441 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17442 } 17443 17444 private int packageFlagsToInstallFlags(PackageSetting ps) { 17445 int installFlags = 0; 17446 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17447 // This existing package was an external ASEC install when we have 17448 // the external flag without a UUID 17449 installFlags |= PackageManager.INSTALL_EXTERNAL; 17450 } 17451 if (ps.isForwardLocked()) { 17452 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17453 } 17454 return installFlags; 17455 } 17456 17457 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17458 if (isExternal(pkg)) { 17459 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17460 return mSettings.getExternalVersion(); 17461 } else { 17462 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17463 } 17464 } else { 17465 return mSettings.getInternalVersion(); 17466 } 17467 } 17468 17469 private void deleteTempPackageFiles() { 17470 final FilenameFilter filter = new FilenameFilter() { 17471 public boolean accept(File dir, String name) { 17472 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17473 } 17474 }; 17475 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17476 file.delete(); 17477 } 17478 } 17479 17480 @Override 17481 public void deletePackageAsUser(String packageName, int versionCode, 17482 IPackageDeleteObserver observer, int userId, int flags) { 17483 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17484 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17485 } 17486 17487 @Override 17488 public void deletePackageVersioned(VersionedPackage versionedPackage, 17489 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17490 final int callingUid = Binder.getCallingUid(); 17491 mContext.enforceCallingOrSelfPermission( 17492 android.Manifest.permission.DELETE_PACKAGES, null); 17493 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17494 Preconditions.checkNotNull(versionedPackage); 17495 Preconditions.checkNotNull(observer); 17496 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17497 PackageManager.VERSION_CODE_HIGHEST, 17498 Long.MAX_VALUE, "versionCode must be >= -1"); 17499 17500 final String packageName = versionedPackage.getPackageName(); 17501 final long versionCode = versionedPackage.getLongVersionCode(); 17502 final String internalPackageName; 17503 synchronized (mPackages) { 17504 // Normalize package name to handle renamed packages and static libs 17505 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17506 } 17507 17508 final int uid = Binder.getCallingUid(); 17509 if (!isOrphaned(internalPackageName) 17510 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17511 try { 17512 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17513 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17514 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17515 observer.onUserActionRequired(intent); 17516 } catch (RemoteException re) { 17517 } 17518 return; 17519 } 17520 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17521 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17522 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17523 mContext.enforceCallingOrSelfPermission( 17524 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17525 "deletePackage for user " + userId); 17526 } 17527 17528 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17529 try { 17530 observer.onPackageDeleted(packageName, 17531 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17532 } catch (RemoteException re) { 17533 } 17534 return; 17535 } 17536 17537 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17538 try { 17539 observer.onPackageDeleted(packageName, 17540 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17541 } catch (RemoteException re) { 17542 } 17543 return; 17544 } 17545 17546 if (DEBUG_REMOVE) { 17547 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17548 + " deleteAllUsers: " + deleteAllUsers + " version=" 17549 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17550 ? "VERSION_CODE_HIGHEST" : versionCode)); 17551 } 17552 // Queue up an async operation since the package deletion may take a little while. 17553 mHandler.post(new Runnable() { 17554 public void run() { 17555 mHandler.removeCallbacks(this); 17556 int returnCode; 17557 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17558 boolean doDeletePackage = true; 17559 if (ps != null) { 17560 final boolean targetIsInstantApp = 17561 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17562 doDeletePackage = !targetIsInstantApp 17563 || canViewInstantApps; 17564 } 17565 if (doDeletePackage) { 17566 if (!deleteAllUsers) { 17567 returnCode = deletePackageX(internalPackageName, versionCode, 17568 userId, deleteFlags); 17569 } else { 17570 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17571 internalPackageName, users); 17572 // If nobody is blocking uninstall, proceed with delete for all users 17573 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17574 returnCode = deletePackageX(internalPackageName, versionCode, 17575 userId, deleteFlags); 17576 } else { 17577 // Otherwise uninstall individually for users with blockUninstalls=false 17578 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17579 for (int userId : users) { 17580 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17581 returnCode = deletePackageX(internalPackageName, versionCode, 17582 userId, userFlags); 17583 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17584 Slog.w(TAG, "Package delete failed for user " + userId 17585 + ", returnCode " + returnCode); 17586 } 17587 } 17588 } 17589 // The app has only been marked uninstalled for certain users. 17590 // We still need to report that delete was blocked 17591 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17592 } 17593 } 17594 } else { 17595 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17596 } 17597 try { 17598 observer.onPackageDeleted(packageName, returnCode, null); 17599 } catch (RemoteException e) { 17600 Log.i(TAG, "Observer no longer exists."); 17601 } //end catch 17602 } //end run 17603 }); 17604 } 17605 17606 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17607 if (pkg.staticSharedLibName != null) { 17608 return pkg.manifestPackageName; 17609 } 17610 return pkg.packageName; 17611 } 17612 17613 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17614 // Handle renamed packages 17615 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17616 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17617 17618 // Is this a static library? 17619 LongSparseArray<SharedLibraryEntry> versionedLib = 17620 mStaticLibsByDeclaringPackage.get(packageName); 17621 if (versionedLib == null || versionedLib.size() <= 0) { 17622 return packageName; 17623 } 17624 17625 // Figure out which lib versions the caller can see 17626 LongSparseLongArray versionsCallerCanSee = null; 17627 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17628 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17629 && callingAppId != Process.ROOT_UID) { 17630 versionsCallerCanSee = new LongSparseLongArray(); 17631 String libName = versionedLib.valueAt(0).info.getName(); 17632 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17633 if (uidPackages != null) { 17634 for (String uidPackage : uidPackages) { 17635 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17636 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17637 if (libIdx >= 0) { 17638 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17639 versionsCallerCanSee.append(libVersion, libVersion); 17640 } 17641 } 17642 } 17643 } 17644 17645 // Caller can see nothing - done 17646 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17647 return packageName; 17648 } 17649 17650 // Find the version the caller can see and the app version code 17651 SharedLibraryEntry highestVersion = null; 17652 final int versionCount = versionedLib.size(); 17653 for (int i = 0; i < versionCount; i++) { 17654 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17655 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17656 libEntry.info.getLongVersion()) < 0) { 17657 continue; 17658 } 17659 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17660 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17661 if (libVersionCode == versionCode) { 17662 return libEntry.apk; 17663 } 17664 } else if (highestVersion == null) { 17665 highestVersion = libEntry; 17666 } else if (libVersionCode > highestVersion.info 17667 .getDeclaringPackage().getLongVersionCode()) { 17668 highestVersion = libEntry; 17669 } 17670 } 17671 17672 if (highestVersion != null) { 17673 return highestVersion.apk; 17674 } 17675 17676 return packageName; 17677 } 17678 17679 boolean isCallerVerifier(int callingUid) { 17680 final int callingUserId = UserHandle.getUserId(callingUid); 17681 return mRequiredVerifierPackage != null && 17682 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17683 } 17684 17685 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17686 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17687 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17688 return true; 17689 } 17690 final int callingUserId = UserHandle.getUserId(callingUid); 17691 // If the caller installed the pkgName, then allow it to silently uninstall. 17692 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17693 return true; 17694 } 17695 17696 // Allow package verifier to silently uninstall. 17697 if (mRequiredVerifierPackage != null && 17698 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17699 return true; 17700 } 17701 17702 // Allow package uninstaller to silently uninstall. 17703 if (mRequiredUninstallerPackage != null && 17704 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17705 return true; 17706 } 17707 17708 // Allow storage manager to silently uninstall. 17709 if (mStorageManagerPackage != null && 17710 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17711 return true; 17712 } 17713 17714 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17715 // uninstall for device owner provisioning. 17716 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17717 == PERMISSION_GRANTED) { 17718 return true; 17719 } 17720 17721 return false; 17722 } 17723 17724 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17725 int[] result = EMPTY_INT_ARRAY; 17726 for (int userId : userIds) { 17727 if (getBlockUninstallForUser(packageName, userId)) { 17728 result = ArrayUtils.appendInt(result, userId); 17729 } 17730 } 17731 return result; 17732 } 17733 17734 @Override 17735 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17736 final int callingUid = Binder.getCallingUid(); 17737 if (getInstantAppPackageName(callingUid) != null 17738 && !isCallerSameApp(packageName, callingUid)) { 17739 return false; 17740 } 17741 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17742 } 17743 17744 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17745 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17746 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17747 try { 17748 if (dpm != null) { 17749 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17750 /* callingUserOnly =*/ false); 17751 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17752 : deviceOwnerComponentName.getPackageName(); 17753 // Does the package contains the device owner? 17754 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17755 // this check is probably not needed, since DO should be registered as a device 17756 // admin on some user too. (Original bug for this: b/17657954) 17757 if (packageName.equals(deviceOwnerPackageName)) { 17758 return true; 17759 } 17760 // Does it contain a device admin for any user? 17761 int[] users; 17762 if (userId == UserHandle.USER_ALL) { 17763 users = sUserManager.getUserIds(); 17764 } else { 17765 users = new int[]{userId}; 17766 } 17767 for (int i = 0; i < users.length; ++i) { 17768 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17769 return true; 17770 } 17771 } 17772 } 17773 } catch (RemoteException e) { 17774 } 17775 return false; 17776 } 17777 17778 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17779 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17780 } 17781 17782 /** 17783 * This method is an internal method that could be get invoked either 17784 * to delete an installed package or to clean up a failed installation. 17785 * After deleting an installed package, a broadcast is sent to notify any 17786 * listeners that the package has been removed. For cleaning up a failed 17787 * installation, the broadcast is not necessary since the package's 17788 * installation wouldn't have sent the initial broadcast either 17789 * The key steps in deleting a package are 17790 * deleting the package information in internal structures like mPackages, 17791 * deleting the packages base directories through installd 17792 * updating mSettings to reflect current status 17793 * persisting settings for later use 17794 * sending a broadcast if necessary 17795 */ 17796 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17797 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17798 final boolean res; 17799 17800 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17801 ? UserHandle.USER_ALL : userId; 17802 17803 if (isPackageDeviceAdmin(packageName, removeUser)) { 17804 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17805 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17806 } 17807 17808 PackageSetting uninstalledPs = null; 17809 PackageParser.Package pkg = null; 17810 17811 // for the uninstall-updates case and restricted profiles, remember the per- 17812 // user handle installed state 17813 int[] allUsers; 17814 synchronized (mPackages) { 17815 uninstalledPs = mSettings.mPackages.get(packageName); 17816 if (uninstalledPs == null) { 17817 Slog.w(TAG, "Not removing non-existent package " + packageName); 17818 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17819 } 17820 17821 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17822 && uninstalledPs.versionCode != versionCode) { 17823 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17824 + uninstalledPs.versionCode + " != " + versionCode); 17825 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17826 } 17827 17828 // Static shared libs can be declared by any package, so let us not 17829 // allow removing a package if it provides a lib others depend on. 17830 pkg = mPackages.get(packageName); 17831 17832 allUsers = sUserManager.getUserIds(); 17833 17834 if (pkg != null && pkg.staticSharedLibName != null) { 17835 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17836 pkg.staticSharedLibVersion); 17837 if (libEntry != null) { 17838 for (int currUserId : allUsers) { 17839 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17840 continue; 17841 } 17842 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17843 libEntry.info, 0, currUserId); 17844 if (!ArrayUtils.isEmpty(libClientPackages)) { 17845 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17846 + " hosting lib " + libEntry.info.getName() + " version " 17847 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17848 + " for user " + currUserId); 17849 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17850 } 17851 } 17852 } 17853 } 17854 17855 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17856 } 17857 17858 final int freezeUser; 17859 if (isUpdatedSystemApp(uninstalledPs) 17860 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17861 // We're downgrading a system app, which will apply to all users, so 17862 // freeze them all during the downgrade 17863 freezeUser = UserHandle.USER_ALL; 17864 } else { 17865 freezeUser = removeUser; 17866 } 17867 17868 synchronized (mInstallLock) { 17869 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17870 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17871 deleteFlags, "deletePackageX")) { 17872 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17873 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17874 } 17875 synchronized (mPackages) { 17876 if (res) { 17877 if (pkg != null) { 17878 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17879 } 17880 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17881 updateInstantAppInstallerLocked(packageName); 17882 } 17883 } 17884 } 17885 17886 if (res) { 17887 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17888 info.sendPackageRemovedBroadcasts(killApp); 17889 info.sendSystemPackageUpdatedBroadcasts(); 17890 info.sendSystemPackageAppearedBroadcasts(); 17891 } 17892 // Force a gc here. 17893 Runtime.getRuntime().gc(); 17894 // Delete the resources here after sending the broadcast to let 17895 // other processes clean up before deleting resources. 17896 if (info.args != null) { 17897 synchronized (mInstallLock) { 17898 info.args.doPostDeleteLI(true); 17899 } 17900 } 17901 17902 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17903 } 17904 17905 static class PackageRemovedInfo { 17906 final PackageSender packageSender; 17907 String removedPackage; 17908 String installerPackageName; 17909 int uid = -1; 17910 int removedAppId = -1; 17911 int[] origUsers; 17912 int[] removedUsers = null; 17913 int[] broadcastUsers = null; 17914 int[] instantUserIds = null; 17915 SparseArray<Integer> installReasons; 17916 boolean isRemovedPackageSystemUpdate = false; 17917 boolean isUpdate; 17918 boolean dataRemoved; 17919 boolean removedForAllUsers; 17920 boolean isStaticSharedLib; 17921 // Clean up resources deleted packages. 17922 InstallArgs args = null; 17923 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17924 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17925 17926 PackageRemovedInfo(PackageSender packageSender) { 17927 this.packageSender = packageSender; 17928 } 17929 17930 void sendPackageRemovedBroadcasts(boolean killApp) { 17931 sendPackageRemovedBroadcastInternal(killApp); 17932 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17933 for (int i = 0; i < childCount; i++) { 17934 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17935 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17936 } 17937 } 17938 17939 void sendSystemPackageUpdatedBroadcasts() { 17940 if (isRemovedPackageSystemUpdate) { 17941 sendSystemPackageUpdatedBroadcastsInternal(); 17942 final int childCount = (removedChildPackages != null) 17943 ? removedChildPackages.size() : 0; 17944 for (int i = 0; i < childCount; i++) { 17945 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17946 if (childInfo.isRemovedPackageSystemUpdate) { 17947 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17948 } 17949 } 17950 } 17951 } 17952 17953 void sendSystemPackageAppearedBroadcasts() { 17954 final int packageCount = (appearedChildPackages != null) 17955 ? appearedChildPackages.size() : 0; 17956 for (int i = 0; i < packageCount; i++) { 17957 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17958 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17959 true /*sendBootCompleted*/, false /*startReceiver*/, 17960 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 17961 } 17962 } 17963 17964 private void sendSystemPackageUpdatedBroadcastsInternal() { 17965 Bundle extras = new Bundle(2); 17966 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17967 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17968 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17969 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17970 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17971 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17972 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17973 null, null, 0, removedPackage, null, null, null); 17974 if (installerPackageName != null) { 17975 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17976 removedPackage, extras, 0 /*flags*/, 17977 installerPackageName, null, null, null); 17978 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17979 removedPackage, extras, 0 /*flags*/, 17980 installerPackageName, null, null, null); 17981 } 17982 } 17983 17984 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17985 // Don't send static shared library removal broadcasts as these 17986 // libs are visible only the the apps that depend on them an one 17987 // cannot remove the library if it has a dependency. 17988 if (isStaticSharedLib) { 17989 return; 17990 } 17991 Bundle extras = new Bundle(2); 17992 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17993 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17994 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17995 if (isUpdate || isRemovedPackageSystemUpdate) { 17996 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17997 } 17998 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17999 if (removedPackage != null) { 18000 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18001 removedPackage, extras, 0, null /*targetPackage*/, null, 18002 broadcastUsers, instantUserIds); 18003 if (installerPackageName != null) { 18004 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18005 removedPackage, extras, 0 /*flags*/, 18006 installerPackageName, null, broadcastUsers, instantUserIds); 18007 } 18008 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18009 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18010 removedPackage, extras, 18011 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18012 null, null, broadcastUsers, instantUserIds); 18013 packageSender.notifyPackageRemoved(removedPackage); 18014 } 18015 } 18016 if (removedAppId >= 0) { 18017 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18018 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18019 null, null, broadcastUsers, instantUserIds); 18020 } 18021 } 18022 18023 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18024 removedUsers = userIds; 18025 if (removedUsers == null) { 18026 broadcastUsers = null; 18027 return; 18028 } 18029 18030 broadcastUsers = EMPTY_INT_ARRAY; 18031 instantUserIds = EMPTY_INT_ARRAY; 18032 for (int i = userIds.length - 1; i >= 0; --i) { 18033 final int userId = userIds[i]; 18034 if (deletedPackageSetting.getInstantApp(userId)) { 18035 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18036 } else { 18037 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18038 } 18039 } 18040 } 18041 } 18042 18043 /* 18044 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18045 * flag is not set, the data directory is removed as well. 18046 * make sure this flag is set for partially installed apps. If not its meaningless to 18047 * delete a partially installed application. 18048 */ 18049 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18050 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18051 String packageName = ps.name; 18052 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18053 // Retrieve object to delete permissions for shared user later on 18054 final PackageParser.Package deletedPkg; 18055 final PackageSetting deletedPs; 18056 // reader 18057 synchronized (mPackages) { 18058 deletedPkg = mPackages.get(packageName); 18059 deletedPs = mSettings.mPackages.get(packageName); 18060 if (outInfo != null) { 18061 outInfo.removedPackage = packageName; 18062 outInfo.installerPackageName = ps.installerPackageName; 18063 outInfo.isStaticSharedLib = deletedPkg != null 18064 && deletedPkg.staticSharedLibName != null; 18065 outInfo.populateUsers(deletedPs == null ? null 18066 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18067 } 18068 } 18069 18070 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18071 18072 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18073 final PackageParser.Package resolvedPkg; 18074 if (deletedPkg != null) { 18075 resolvedPkg = deletedPkg; 18076 } else { 18077 // We don't have a parsed package when it lives on an ejected 18078 // adopted storage device, so fake something together 18079 resolvedPkg = new PackageParser.Package(ps.name); 18080 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18081 } 18082 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18083 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18084 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18085 if (outInfo != null) { 18086 outInfo.dataRemoved = true; 18087 } 18088 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18089 } 18090 18091 int removedAppId = -1; 18092 18093 // writer 18094 synchronized (mPackages) { 18095 boolean installedStateChanged = false; 18096 if (deletedPs != null) { 18097 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18098 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18099 clearDefaultBrowserIfNeeded(packageName); 18100 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18101 removedAppId = mSettings.removePackageLPw(packageName); 18102 if (outInfo != null) { 18103 outInfo.removedAppId = removedAppId; 18104 } 18105 mPermissionManager.updatePermissions( 18106 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18107 if (deletedPs.sharedUser != null) { 18108 // Remove permissions associated with package. Since runtime 18109 // permissions are per user we have to kill the removed package 18110 // or packages running under the shared user of the removed 18111 // package if revoking the permissions requested only by the removed 18112 // package is successful and this causes a change in gids. 18113 for (int userId : UserManagerService.getInstance().getUserIds()) { 18114 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18115 userId); 18116 if (userIdToKill == UserHandle.USER_ALL 18117 || userIdToKill >= UserHandle.USER_SYSTEM) { 18118 // If gids changed for this user, kill all affected packages. 18119 mHandler.post(new Runnable() { 18120 @Override 18121 public void run() { 18122 // This has to happen with no lock held. 18123 killApplication(deletedPs.name, deletedPs.appId, 18124 KILL_APP_REASON_GIDS_CHANGED); 18125 } 18126 }); 18127 break; 18128 } 18129 } 18130 } 18131 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18132 } 18133 // make sure to preserve per-user disabled state if this removal was just 18134 // a downgrade of a system app to the factory package 18135 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18136 if (DEBUG_REMOVE) { 18137 Slog.d(TAG, "Propagating install state across downgrade"); 18138 } 18139 for (int userId : allUserHandles) { 18140 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18141 if (DEBUG_REMOVE) { 18142 Slog.d(TAG, " user " + userId + " => " + installed); 18143 } 18144 if (installed != ps.getInstalled(userId)) { 18145 installedStateChanged = true; 18146 } 18147 ps.setInstalled(installed, userId); 18148 } 18149 } 18150 } 18151 // can downgrade to reader 18152 if (writeSettings) { 18153 // Save settings now 18154 mSettings.writeLPr(); 18155 } 18156 if (installedStateChanged) { 18157 mSettings.writeKernelMappingLPr(ps); 18158 } 18159 } 18160 if (removedAppId != -1) { 18161 // A user ID was deleted here. Go through all users and remove it 18162 // from KeyStore. 18163 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18164 } 18165 } 18166 18167 static boolean locationIsPrivileged(String path) { 18168 try { 18169 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18170 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18171 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18172 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18173 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18174 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18175 } catch (IOException e) { 18176 Slog.e(TAG, "Unable to access code path " + path); 18177 } 18178 return false; 18179 } 18180 18181 static boolean locationIsOem(String path) { 18182 try { 18183 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18184 } catch (IOException e) { 18185 Slog.e(TAG, "Unable to access code path " + path); 18186 } 18187 return false; 18188 } 18189 18190 static boolean locationIsVendor(String path) { 18191 try { 18192 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 18193 } catch (IOException e) { 18194 Slog.e(TAG, "Unable to access code path " + path); 18195 } 18196 return false; 18197 } 18198 18199 static boolean locationIsProduct(String path) { 18200 try { 18201 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18202 } catch (IOException e) { 18203 Slog.e(TAG, "Unable to access code path " + path); 18204 } 18205 return false; 18206 } 18207 18208 /* 18209 * Tries to delete system package. 18210 */ 18211 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18212 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18213 boolean writeSettings) { 18214 if (deletedPs.parentPackageName != null) { 18215 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18216 return false; 18217 } 18218 18219 final boolean applyUserRestrictions 18220 = (allUserHandles != null) && (outInfo.origUsers != null); 18221 final PackageSetting disabledPs; 18222 // Confirm if the system package has been updated 18223 // An updated system app can be deleted. This will also have to restore 18224 // the system pkg from system partition 18225 // reader 18226 synchronized (mPackages) { 18227 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18228 } 18229 18230 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18231 + " disabledPs=" + disabledPs); 18232 18233 if (disabledPs == null) { 18234 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18235 return false; 18236 } else if (DEBUG_REMOVE) { 18237 Slog.d(TAG, "Deleting system pkg from data partition"); 18238 } 18239 18240 if (DEBUG_REMOVE) { 18241 if (applyUserRestrictions) { 18242 Slog.d(TAG, "Remembering install states:"); 18243 for (int userId : allUserHandles) { 18244 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18245 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18246 } 18247 } 18248 } 18249 18250 // Delete the updated package 18251 outInfo.isRemovedPackageSystemUpdate = true; 18252 if (outInfo.removedChildPackages != null) { 18253 final int childCount = (deletedPs.childPackageNames != null) 18254 ? deletedPs.childPackageNames.size() : 0; 18255 for (int i = 0; i < childCount; i++) { 18256 String childPackageName = deletedPs.childPackageNames.get(i); 18257 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18258 .contains(childPackageName)) { 18259 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18260 childPackageName); 18261 if (childInfo != null) { 18262 childInfo.isRemovedPackageSystemUpdate = true; 18263 } 18264 } 18265 } 18266 } 18267 18268 if (disabledPs.versionCode < deletedPs.versionCode) { 18269 // Delete data for downgrades 18270 flags &= ~PackageManager.DELETE_KEEP_DATA; 18271 } else { 18272 // Preserve data by setting flag 18273 flags |= PackageManager.DELETE_KEEP_DATA; 18274 } 18275 18276 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18277 outInfo, writeSettings, disabledPs.pkg); 18278 if (!ret) { 18279 return false; 18280 } 18281 18282 // writer 18283 synchronized (mPackages) { 18284 // NOTE: The system package always needs to be enabled; even if it's for 18285 // a compressed stub. If we don't, installing the system package fails 18286 // during scan [scanning checks the disabled packages]. We will reverse 18287 // this later, after we've "installed" the stub. 18288 // Reinstate the old system package 18289 enableSystemPackageLPw(disabledPs.pkg); 18290 // Remove any native libraries from the upgraded package. 18291 removeNativeBinariesLI(deletedPs); 18292 } 18293 18294 // Install the system package 18295 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18296 try { 18297 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18298 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18299 } catch (PackageManagerException e) { 18300 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18301 + e.getMessage()); 18302 return false; 18303 } finally { 18304 if (disabledPs.pkg.isStub) { 18305 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18306 } 18307 } 18308 return true; 18309 } 18310 18311 /** 18312 * Installs a package that's already on the system partition. 18313 */ 18314 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18315 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18316 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18317 throws PackageManagerException { 18318 @ParseFlags int parseFlags = 18319 mDefParseFlags 18320 | PackageParser.PARSE_MUST_BE_APK 18321 | PackageParser.PARSE_IS_SYSTEM_DIR; 18322 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18323 if (isPrivileged || locationIsPrivileged(codePathString)) { 18324 scanFlags |= SCAN_AS_PRIVILEGED; 18325 } 18326 if (locationIsOem(codePathString)) { 18327 scanFlags |= SCAN_AS_OEM; 18328 } 18329 if (locationIsVendor(codePathString)) { 18330 scanFlags |= SCAN_AS_VENDOR; 18331 } 18332 if (locationIsProduct(codePathString)) { 18333 scanFlags |= SCAN_AS_PRODUCT; 18334 } 18335 18336 final File codePath = new File(codePathString); 18337 final PackageParser.Package pkg = 18338 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18339 18340 try { 18341 // update shared libraries for the newly re-installed system package 18342 updateSharedLibrariesLPr(pkg, null); 18343 } catch (PackageManagerException e) { 18344 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18345 } 18346 18347 prepareAppDataAfterInstallLIF(pkg); 18348 18349 // writer 18350 synchronized (mPackages) { 18351 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18352 18353 // Propagate the permissions state as we do not want to drop on the floor 18354 // runtime permissions. The update permissions method below will take 18355 // care of removing obsolete permissions and grant install permissions. 18356 if (origPermissionState != null) { 18357 ps.getPermissionsState().copyFrom(origPermissionState); 18358 } 18359 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18360 mPermissionCallback); 18361 18362 final boolean applyUserRestrictions 18363 = (allUserHandles != null) && (origUserHandles != null); 18364 if (applyUserRestrictions) { 18365 boolean installedStateChanged = false; 18366 if (DEBUG_REMOVE) { 18367 Slog.d(TAG, "Propagating install state across reinstall"); 18368 } 18369 for (int userId : allUserHandles) { 18370 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18371 if (DEBUG_REMOVE) { 18372 Slog.d(TAG, " user " + userId + " => " + installed); 18373 } 18374 if (installed != ps.getInstalled(userId)) { 18375 installedStateChanged = true; 18376 } 18377 ps.setInstalled(installed, userId); 18378 18379 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18380 } 18381 // Regardless of writeSettings we need to ensure that this restriction 18382 // state propagation is persisted 18383 mSettings.writeAllUsersPackageRestrictionsLPr(); 18384 if (installedStateChanged) { 18385 mSettings.writeKernelMappingLPr(ps); 18386 } 18387 } 18388 // can downgrade to reader here 18389 if (writeSettings) { 18390 mSettings.writeLPr(); 18391 } 18392 } 18393 return pkg; 18394 } 18395 18396 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18397 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18398 PackageRemovedInfo outInfo, boolean writeSettings, 18399 PackageParser.Package replacingPackage) { 18400 synchronized (mPackages) { 18401 if (outInfo != null) { 18402 outInfo.uid = ps.appId; 18403 } 18404 18405 if (outInfo != null && outInfo.removedChildPackages != null) { 18406 final int childCount = (ps.childPackageNames != null) 18407 ? ps.childPackageNames.size() : 0; 18408 for (int i = 0; i < childCount; i++) { 18409 String childPackageName = ps.childPackageNames.get(i); 18410 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18411 if (childPs == null) { 18412 return false; 18413 } 18414 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18415 childPackageName); 18416 if (childInfo != null) { 18417 childInfo.uid = childPs.appId; 18418 } 18419 } 18420 } 18421 } 18422 18423 // Delete package data from internal structures and also remove data if flag is set 18424 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18425 18426 // Delete the child packages data 18427 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18428 for (int i = 0; i < childCount; i++) { 18429 PackageSetting childPs; 18430 synchronized (mPackages) { 18431 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18432 } 18433 if (childPs != null) { 18434 PackageRemovedInfo childOutInfo = (outInfo != null 18435 && outInfo.removedChildPackages != null) 18436 ? outInfo.removedChildPackages.get(childPs.name) : null; 18437 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18438 && (replacingPackage != null 18439 && !replacingPackage.hasChildPackage(childPs.name)) 18440 ? flags & ~DELETE_KEEP_DATA : flags; 18441 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18442 deleteFlags, writeSettings); 18443 } 18444 } 18445 18446 // Delete application code and resources only for parent packages 18447 if (ps.parentPackageName == null) { 18448 if (deleteCodeAndResources && (outInfo != null)) { 18449 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18450 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18451 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18452 } 18453 } 18454 18455 return true; 18456 } 18457 18458 @Override 18459 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18460 int userId) { 18461 mContext.enforceCallingOrSelfPermission( 18462 android.Manifest.permission.DELETE_PACKAGES, null); 18463 synchronized (mPackages) { 18464 // Cannot block uninstall of static shared libs as they are 18465 // considered a part of the using app (emulating static linking). 18466 // Also static libs are installed always on internal storage. 18467 PackageParser.Package pkg = mPackages.get(packageName); 18468 if (pkg != null && pkg.staticSharedLibName != null) { 18469 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18470 + " providing static shared library: " + pkg.staticSharedLibName); 18471 return false; 18472 } 18473 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18474 mSettings.writePackageRestrictionsLPr(userId); 18475 } 18476 return true; 18477 } 18478 18479 @Override 18480 public boolean getBlockUninstallForUser(String packageName, int userId) { 18481 synchronized (mPackages) { 18482 final PackageSetting ps = mSettings.mPackages.get(packageName); 18483 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18484 return false; 18485 } 18486 return mSettings.getBlockUninstallLPr(userId, packageName); 18487 } 18488 } 18489 18490 @Override 18491 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18492 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18493 synchronized (mPackages) { 18494 PackageSetting ps = mSettings.mPackages.get(packageName); 18495 if (ps == null) { 18496 Log.w(TAG, "Package doesn't exist: " + packageName); 18497 return false; 18498 } 18499 if (systemUserApp) { 18500 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18501 } else { 18502 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18503 } 18504 mSettings.writeLPr(); 18505 } 18506 return true; 18507 } 18508 18509 /* 18510 * This method handles package deletion in general 18511 */ 18512 private boolean deletePackageLIF(String packageName, UserHandle user, 18513 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18514 PackageRemovedInfo outInfo, boolean writeSettings, 18515 PackageParser.Package replacingPackage) { 18516 if (packageName == null) { 18517 Slog.w(TAG, "Attempt to delete null packageName."); 18518 return false; 18519 } 18520 18521 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18522 18523 PackageSetting ps; 18524 synchronized (mPackages) { 18525 ps = mSettings.mPackages.get(packageName); 18526 if (ps == null) { 18527 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18528 return false; 18529 } 18530 18531 if (ps.parentPackageName != null && (!isSystemApp(ps) 18532 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18533 if (DEBUG_REMOVE) { 18534 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18535 + ((user == null) ? UserHandle.USER_ALL : user)); 18536 } 18537 final int removedUserId = (user != null) ? user.getIdentifier() 18538 : UserHandle.USER_ALL; 18539 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18540 return false; 18541 } 18542 markPackageUninstalledForUserLPw(ps, user); 18543 scheduleWritePackageRestrictionsLocked(user); 18544 return true; 18545 } 18546 } 18547 18548 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18549 && user.getIdentifier() != UserHandle.USER_ALL)) { 18550 // The caller is asking that the package only be deleted for a single 18551 // user. To do this, we just mark its uninstalled state and delete 18552 // its data. If this is a system app, we only allow this to happen if 18553 // they have set the special DELETE_SYSTEM_APP which requests different 18554 // semantics than normal for uninstalling system apps. 18555 markPackageUninstalledForUserLPw(ps, user); 18556 18557 if (!isSystemApp(ps)) { 18558 // Do not uninstall the APK if an app should be cached 18559 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18560 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18561 // Other user still have this package installed, so all 18562 // we need to do is clear this user's data and save that 18563 // it is uninstalled. 18564 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18565 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18566 return false; 18567 } 18568 scheduleWritePackageRestrictionsLocked(user); 18569 return true; 18570 } else { 18571 // We need to set it back to 'installed' so the uninstall 18572 // broadcasts will be sent correctly. 18573 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18574 ps.setInstalled(true, user.getIdentifier()); 18575 mSettings.writeKernelMappingLPr(ps); 18576 } 18577 } else { 18578 // This is a system app, so we assume that the 18579 // other users still have this package installed, so all 18580 // we need to do is clear this user's data and save that 18581 // it is uninstalled. 18582 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18583 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18584 return false; 18585 } 18586 scheduleWritePackageRestrictionsLocked(user); 18587 return true; 18588 } 18589 } 18590 18591 // If we are deleting a composite package for all users, keep track 18592 // of result for each child. 18593 if (ps.childPackageNames != null && outInfo != null) { 18594 synchronized (mPackages) { 18595 final int childCount = ps.childPackageNames.size(); 18596 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18597 for (int i = 0; i < childCount; i++) { 18598 String childPackageName = ps.childPackageNames.get(i); 18599 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18600 childInfo.removedPackage = childPackageName; 18601 childInfo.installerPackageName = ps.installerPackageName; 18602 outInfo.removedChildPackages.put(childPackageName, childInfo); 18603 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18604 if (childPs != null) { 18605 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18606 } 18607 } 18608 } 18609 } 18610 18611 boolean ret = false; 18612 if (isSystemApp(ps)) { 18613 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18614 // When an updated system application is deleted we delete the existing resources 18615 // as well and fall back to existing code in system partition 18616 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18617 } else { 18618 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18619 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18620 outInfo, writeSettings, replacingPackage); 18621 } 18622 18623 // Take a note whether we deleted the package for all users 18624 if (outInfo != null) { 18625 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18626 if (outInfo.removedChildPackages != null) { 18627 synchronized (mPackages) { 18628 final int childCount = outInfo.removedChildPackages.size(); 18629 for (int i = 0; i < childCount; i++) { 18630 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18631 if (childInfo != null) { 18632 childInfo.removedForAllUsers = mPackages.get( 18633 childInfo.removedPackage) == null; 18634 } 18635 } 18636 } 18637 } 18638 // If we uninstalled an update to a system app there may be some 18639 // child packages that appeared as they are declared in the system 18640 // app but were not declared in the update. 18641 if (isSystemApp(ps)) { 18642 synchronized (mPackages) { 18643 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18644 final int childCount = (updatedPs.childPackageNames != null) 18645 ? updatedPs.childPackageNames.size() : 0; 18646 for (int i = 0; i < childCount; i++) { 18647 String childPackageName = updatedPs.childPackageNames.get(i); 18648 if (outInfo.removedChildPackages == null 18649 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18650 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18651 if (childPs == null) { 18652 continue; 18653 } 18654 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18655 installRes.name = childPackageName; 18656 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18657 installRes.pkg = mPackages.get(childPackageName); 18658 installRes.uid = childPs.pkg.applicationInfo.uid; 18659 if (outInfo.appearedChildPackages == null) { 18660 outInfo.appearedChildPackages = new ArrayMap<>(); 18661 } 18662 outInfo.appearedChildPackages.put(childPackageName, installRes); 18663 } 18664 } 18665 } 18666 } 18667 } 18668 18669 return ret; 18670 } 18671 18672 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18673 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18674 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18675 for (int nextUserId : userIds) { 18676 if (DEBUG_REMOVE) { 18677 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18678 } 18679 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18680 false /*installed*/, 18681 true /*stopped*/, 18682 true /*notLaunched*/, 18683 false /*hidden*/, 18684 false /*suspended*/, 18685 false /*instantApp*/, 18686 false /*virtualPreload*/, 18687 null /*lastDisableAppCaller*/, 18688 null /*enabledComponents*/, 18689 null /*disabledComponents*/, 18690 ps.readUserState(nextUserId).domainVerificationStatus, 18691 0, PackageManager.INSTALL_REASON_UNKNOWN, 18692 null /*harmfulAppWarning*/); 18693 } 18694 mSettings.writeKernelMappingLPr(ps); 18695 } 18696 18697 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18698 PackageRemovedInfo outInfo) { 18699 final PackageParser.Package pkg; 18700 synchronized (mPackages) { 18701 pkg = mPackages.get(ps.name); 18702 } 18703 18704 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18705 : new int[] {userId}; 18706 for (int nextUserId : userIds) { 18707 if (DEBUG_REMOVE) { 18708 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18709 + nextUserId); 18710 } 18711 18712 destroyAppDataLIF(pkg, userId, 18713 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18714 destroyAppProfilesLIF(pkg, userId); 18715 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18716 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18717 schedulePackageCleaning(ps.name, nextUserId, false); 18718 synchronized (mPackages) { 18719 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18720 scheduleWritePackageRestrictionsLocked(nextUserId); 18721 } 18722 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18723 } 18724 } 18725 18726 if (outInfo != null) { 18727 outInfo.removedPackage = ps.name; 18728 outInfo.installerPackageName = ps.installerPackageName; 18729 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18730 outInfo.removedAppId = ps.appId; 18731 outInfo.removedUsers = userIds; 18732 outInfo.broadcastUsers = userIds; 18733 } 18734 18735 return true; 18736 } 18737 18738 private final class ClearStorageConnection implements ServiceConnection { 18739 IMediaContainerService mContainerService; 18740 18741 @Override 18742 public void onServiceConnected(ComponentName name, IBinder service) { 18743 synchronized (this) { 18744 mContainerService = IMediaContainerService.Stub 18745 .asInterface(Binder.allowBlocking(service)); 18746 notifyAll(); 18747 } 18748 } 18749 18750 @Override 18751 public void onServiceDisconnected(ComponentName name) { 18752 } 18753 } 18754 18755 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18756 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18757 18758 final boolean mounted; 18759 if (Environment.isExternalStorageEmulated()) { 18760 mounted = true; 18761 } else { 18762 final String status = Environment.getExternalStorageState(); 18763 18764 mounted = status.equals(Environment.MEDIA_MOUNTED) 18765 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18766 } 18767 18768 if (!mounted) { 18769 return; 18770 } 18771 18772 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18773 int[] users; 18774 if (userId == UserHandle.USER_ALL) { 18775 users = sUserManager.getUserIds(); 18776 } else { 18777 users = new int[] { userId }; 18778 } 18779 final ClearStorageConnection conn = new ClearStorageConnection(); 18780 if (mContext.bindServiceAsUser( 18781 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18782 try { 18783 for (int curUser : users) { 18784 long timeout = SystemClock.uptimeMillis() + 5000; 18785 synchronized (conn) { 18786 long now; 18787 while (conn.mContainerService == null && 18788 (now = SystemClock.uptimeMillis()) < timeout) { 18789 try { 18790 conn.wait(timeout - now); 18791 } catch (InterruptedException e) { 18792 } 18793 } 18794 } 18795 if (conn.mContainerService == null) { 18796 return; 18797 } 18798 18799 final UserEnvironment userEnv = new UserEnvironment(curUser); 18800 clearDirectory(conn.mContainerService, 18801 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18802 if (allData) { 18803 clearDirectory(conn.mContainerService, 18804 userEnv.buildExternalStorageAppDataDirs(packageName)); 18805 clearDirectory(conn.mContainerService, 18806 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18807 } 18808 } 18809 } finally { 18810 mContext.unbindService(conn); 18811 } 18812 } 18813 } 18814 18815 @Override 18816 public void clearApplicationProfileData(String packageName) { 18817 enforceSystemOrRoot("Only the system can clear all profile data"); 18818 18819 final PackageParser.Package pkg; 18820 synchronized (mPackages) { 18821 pkg = mPackages.get(packageName); 18822 } 18823 18824 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18825 synchronized (mInstallLock) { 18826 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18827 } 18828 } 18829 } 18830 18831 @Override 18832 public void clearApplicationUserData(final String packageName, 18833 final IPackageDataObserver observer, final int userId) { 18834 mContext.enforceCallingOrSelfPermission( 18835 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18836 18837 final int callingUid = Binder.getCallingUid(); 18838 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18839 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18840 18841 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18842 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18843 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18844 throw new SecurityException("Cannot clear data for a protected package: " 18845 + packageName); 18846 } 18847 // Queue up an async operation since the package deletion may take a little while. 18848 mHandler.post(new Runnable() { 18849 public void run() { 18850 mHandler.removeCallbacks(this); 18851 final boolean succeeded; 18852 if (!filterApp) { 18853 try (PackageFreezer freezer = freezePackage(packageName, 18854 "clearApplicationUserData")) { 18855 synchronized (mInstallLock) { 18856 succeeded = clearApplicationUserDataLIF(packageName, userId); 18857 } 18858 clearExternalStorageDataSync(packageName, userId, true); 18859 synchronized (mPackages) { 18860 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18861 packageName, userId); 18862 } 18863 } 18864 if (succeeded) { 18865 // invoke DeviceStorageMonitor's update method to clear any notifications 18866 DeviceStorageMonitorInternal dsm = LocalServices 18867 .getService(DeviceStorageMonitorInternal.class); 18868 if (dsm != null) { 18869 dsm.checkMemory(); 18870 } 18871 } 18872 } else { 18873 succeeded = false; 18874 } 18875 if (observer != null) { 18876 try { 18877 observer.onRemoveCompleted(packageName, succeeded); 18878 } catch (RemoteException e) { 18879 Log.i(TAG, "Observer no longer exists."); 18880 } 18881 } //end if observer 18882 } //end run 18883 }); 18884 } 18885 18886 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18887 if (packageName == null) { 18888 Slog.w(TAG, "Attempt to delete null packageName."); 18889 return false; 18890 } 18891 18892 // Try finding details about the requested package 18893 PackageParser.Package pkg; 18894 synchronized (mPackages) { 18895 pkg = mPackages.get(packageName); 18896 if (pkg == null) { 18897 final PackageSetting ps = mSettings.mPackages.get(packageName); 18898 if (ps != null) { 18899 pkg = ps.pkg; 18900 } 18901 } 18902 18903 if (pkg == null) { 18904 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18905 return false; 18906 } 18907 18908 PackageSetting ps = (PackageSetting) pkg.mExtras; 18909 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18910 } 18911 18912 clearAppDataLIF(pkg, userId, 18913 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18914 18915 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18916 removeKeystoreDataIfNeeded(userId, appId); 18917 18918 UserManagerInternal umInternal = getUserManagerInternal(); 18919 final int flags; 18920 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18921 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18922 } else if (umInternal.isUserRunning(userId)) { 18923 flags = StorageManager.FLAG_STORAGE_DE; 18924 } else { 18925 flags = 0; 18926 } 18927 prepareAppDataContentsLIF(pkg, userId, flags); 18928 18929 return true; 18930 } 18931 18932 /** 18933 * Reverts user permission state changes (permissions and flags) in 18934 * all packages for a given user. 18935 * 18936 * @param userId The device user for which to do a reset. 18937 */ 18938 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18939 final int packageCount = mPackages.size(); 18940 for (int i = 0; i < packageCount; i++) { 18941 PackageParser.Package pkg = mPackages.valueAt(i); 18942 PackageSetting ps = (PackageSetting) pkg.mExtras; 18943 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18944 } 18945 } 18946 18947 private void resetNetworkPolicies(int userId) { 18948 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18949 } 18950 18951 /** 18952 * Reverts user permission state changes (permissions and flags). 18953 * 18954 * @param ps The package for which to reset. 18955 * @param userId The device user for which to do a reset. 18956 */ 18957 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18958 final PackageSetting ps, final int userId) { 18959 if (ps.pkg == null) { 18960 return; 18961 } 18962 18963 // These are flags that can change base on user actions. 18964 final int userSettableMask = FLAG_PERMISSION_USER_SET 18965 | FLAG_PERMISSION_USER_FIXED 18966 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18967 | FLAG_PERMISSION_REVIEW_REQUIRED; 18968 18969 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18970 | FLAG_PERMISSION_POLICY_FIXED; 18971 18972 boolean writeInstallPermissions = false; 18973 boolean writeRuntimePermissions = false; 18974 18975 final int permissionCount = ps.pkg.requestedPermissions.size(); 18976 for (int i = 0; i < permissionCount; i++) { 18977 final String permName = ps.pkg.requestedPermissions.get(i); 18978 final BasePermission bp = 18979 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 18980 if (bp == null) { 18981 continue; 18982 } 18983 18984 // If shared user we just reset the state to which only this app contributed. 18985 if (ps.sharedUser != null) { 18986 boolean used = false; 18987 final int packageCount = ps.sharedUser.packages.size(); 18988 for (int j = 0; j < packageCount; j++) { 18989 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18990 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18991 && pkg.pkg.requestedPermissions.contains(permName)) { 18992 used = true; 18993 break; 18994 } 18995 } 18996 if (used) { 18997 continue; 18998 } 18999 } 19000 19001 final PermissionsState permissionsState = ps.getPermissionsState(); 19002 19003 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19004 19005 // Always clear the user settable flags. 19006 final boolean hasInstallState = 19007 permissionsState.getInstallPermissionState(permName) != null; 19008 // If permission review is enabled and this is a legacy app, mark the 19009 // permission as requiring a review as this is the initial state. 19010 int flags = 0; 19011 if (mSettings.mPermissions.mPermissionReviewRequired 19012 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19013 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19014 } 19015 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19016 if (hasInstallState) { 19017 writeInstallPermissions = true; 19018 } else { 19019 writeRuntimePermissions = true; 19020 } 19021 } 19022 19023 // Below is only runtime permission handling. 19024 if (!bp.isRuntime()) { 19025 continue; 19026 } 19027 19028 // Never clobber system or policy. 19029 if ((oldFlags & policyOrSystemFlags) != 0) { 19030 continue; 19031 } 19032 19033 // If this permission was granted by default, make sure it is. 19034 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19035 if (permissionsState.grantRuntimePermission(bp, userId) 19036 != PERMISSION_OPERATION_FAILURE) { 19037 writeRuntimePermissions = true; 19038 } 19039 // If permission review is enabled the permissions for a legacy apps 19040 // are represented as constantly granted runtime ones, so don't revoke. 19041 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19042 // Otherwise, reset the permission. 19043 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19044 switch (revokeResult) { 19045 case PERMISSION_OPERATION_SUCCESS: 19046 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19047 writeRuntimePermissions = true; 19048 final int appId = ps.appId; 19049 mHandler.post(new Runnable() { 19050 @Override 19051 public void run() { 19052 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19053 } 19054 }); 19055 } break; 19056 } 19057 } 19058 } 19059 19060 // Synchronously write as we are taking permissions away. 19061 if (writeRuntimePermissions) { 19062 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19063 } 19064 19065 // Synchronously write as we are taking permissions away. 19066 if (writeInstallPermissions) { 19067 mSettings.writeLPr(); 19068 } 19069 } 19070 19071 /** 19072 * Remove entries from the keystore daemon. Will only remove it if the 19073 * {@code appId} is valid. 19074 */ 19075 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19076 if (appId < 0) { 19077 return; 19078 } 19079 19080 final KeyStore keyStore = KeyStore.getInstance(); 19081 if (keyStore != null) { 19082 if (userId == UserHandle.USER_ALL) { 19083 for (final int individual : sUserManager.getUserIds()) { 19084 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19085 } 19086 } else { 19087 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19088 } 19089 } else { 19090 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19091 } 19092 } 19093 19094 @Override 19095 public void deleteApplicationCacheFiles(final String packageName, 19096 final IPackageDataObserver observer) { 19097 final int userId = UserHandle.getCallingUserId(); 19098 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19099 } 19100 19101 @Override 19102 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19103 final IPackageDataObserver observer) { 19104 final int callingUid = Binder.getCallingUid(); 19105 if (mContext.checkCallingOrSelfPermission( 19106 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES) 19107 != PackageManager.PERMISSION_GRANTED) { 19108 // If the caller has the old delete cache permission, silently ignore. Else throw. 19109 if (mContext.checkCallingOrSelfPermission( 19110 android.Manifest.permission.DELETE_CACHE_FILES) 19111 == PackageManager.PERMISSION_GRANTED) { 19112 Slog.w(TAG, "Calling uid " + callingUid + " does not have " + 19113 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES + 19114 ", silently ignoring"); 19115 return; 19116 } 19117 mContext.enforceCallingOrSelfPermission( 19118 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES, null); 19119 } 19120 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19121 /* requireFullPermission= */ true, /* checkShell= */ false, 19122 "delete application cache files"); 19123 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19124 android.Manifest.permission.ACCESS_INSTANT_APPS); 19125 19126 final PackageParser.Package pkg; 19127 synchronized (mPackages) { 19128 pkg = mPackages.get(packageName); 19129 } 19130 19131 // Queue up an async operation since the package deletion may take a little while. 19132 mHandler.post(new Runnable() { 19133 public void run() { 19134 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19135 boolean doClearData = true; 19136 if (ps != null) { 19137 final boolean targetIsInstantApp = 19138 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19139 doClearData = !targetIsInstantApp 19140 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19141 } 19142 if (doClearData) { 19143 synchronized (mInstallLock) { 19144 final int flags = StorageManager.FLAG_STORAGE_DE 19145 | StorageManager.FLAG_STORAGE_CE; 19146 // We're only clearing cache files, so we don't care if the 19147 // app is unfrozen and still able to run 19148 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19149 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19150 } 19151 clearExternalStorageDataSync(packageName, userId, false); 19152 } 19153 if (observer != null) { 19154 try { 19155 observer.onRemoveCompleted(packageName, true); 19156 } catch (RemoteException e) { 19157 Log.i(TAG, "Observer no longer exists."); 19158 } 19159 } 19160 } 19161 }); 19162 } 19163 19164 @Override 19165 public void getPackageSizeInfo(final String packageName, int userHandle, 19166 final IPackageStatsObserver observer) { 19167 throw new UnsupportedOperationException( 19168 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19169 } 19170 19171 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19172 final PackageSetting ps; 19173 synchronized (mPackages) { 19174 ps = mSettings.mPackages.get(packageName); 19175 if (ps == null) { 19176 Slog.w(TAG, "Failed to find settings for " + packageName); 19177 return false; 19178 } 19179 } 19180 19181 final String[] packageNames = { packageName }; 19182 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19183 final String[] codePaths = { ps.codePathString }; 19184 19185 try { 19186 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19187 ps.appId, ceDataInodes, codePaths, stats); 19188 19189 // For now, ignore code size of packages on system partition 19190 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19191 stats.codeSize = 0; 19192 } 19193 19194 // External clients expect these to be tracked separately 19195 stats.dataSize -= stats.cacheSize; 19196 19197 } catch (InstallerException e) { 19198 Slog.w(TAG, String.valueOf(e)); 19199 return false; 19200 } 19201 19202 return true; 19203 } 19204 19205 private int getUidTargetSdkVersionLockedLPr(int uid) { 19206 Object obj = mSettings.getUserIdLPr(uid); 19207 if (obj instanceof SharedUserSetting) { 19208 final SharedUserSetting sus = (SharedUserSetting) obj; 19209 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19210 final Iterator<PackageSetting> it = sus.packages.iterator(); 19211 while (it.hasNext()) { 19212 final PackageSetting ps = it.next(); 19213 if (ps.pkg != null) { 19214 int v = ps.pkg.applicationInfo.targetSdkVersion; 19215 if (v < vers) vers = v; 19216 } 19217 } 19218 return vers; 19219 } else if (obj instanceof PackageSetting) { 19220 final PackageSetting ps = (PackageSetting) obj; 19221 if (ps.pkg != null) { 19222 return ps.pkg.applicationInfo.targetSdkVersion; 19223 } 19224 } 19225 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19226 } 19227 19228 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19229 final PackageParser.Package p = mPackages.get(packageName); 19230 if (p != null) { 19231 return p.applicationInfo.targetSdkVersion; 19232 } 19233 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19234 } 19235 19236 @Override 19237 public void addPreferredActivity(IntentFilter filter, int match, 19238 ComponentName[] set, ComponentName activity, int userId) { 19239 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19240 "Adding preferred"); 19241 } 19242 19243 private void addPreferredActivityInternal(IntentFilter filter, int match, 19244 ComponentName[] set, ComponentName activity, boolean always, int userId, 19245 String opname) { 19246 // writer 19247 int callingUid = Binder.getCallingUid(); 19248 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19249 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19250 if (filter.countActions() == 0) { 19251 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19252 return; 19253 } 19254 synchronized (mPackages) { 19255 if (mContext.checkCallingOrSelfPermission( 19256 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19257 != PackageManager.PERMISSION_GRANTED) { 19258 if (getUidTargetSdkVersionLockedLPr(callingUid) 19259 < Build.VERSION_CODES.FROYO) { 19260 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19261 + callingUid); 19262 return; 19263 } 19264 mContext.enforceCallingOrSelfPermission( 19265 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19266 } 19267 19268 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19269 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19270 + userId + ":"); 19271 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19272 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19273 scheduleWritePackageRestrictionsLocked(userId); 19274 postPreferredActivityChangedBroadcast(userId); 19275 } 19276 } 19277 19278 private void postPreferredActivityChangedBroadcast(int userId) { 19279 mHandler.post(() -> { 19280 final IActivityManager am = ActivityManager.getService(); 19281 if (am == null) { 19282 return; 19283 } 19284 19285 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19286 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19287 try { 19288 am.broadcastIntent(null, intent, null, null, 19289 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19290 null, false, false, userId); 19291 } catch (RemoteException e) { 19292 } 19293 }); 19294 } 19295 19296 @Override 19297 public void replacePreferredActivity(IntentFilter filter, int match, 19298 ComponentName[] set, ComponentName activity, int userId) { 19299 if (filter.countActions() != 1) { 19300 throw new IllegalArgumentException( 19301 "replacePreferredActivity expects filter to have only 1 action."); 19302 } 19303 if (filter.countDataAuthorities() != 0 19304 || filter.countDataPaths() != 0 19305 || filter.countDataSchemes() > 1 19306 || filter.countDataTypes() != 0) { 19307 throw new IllegalArgumentException( 19308 "replacePreferredActivity expects filter to have no data authorities, " + 19309 "paths, or types; and at most one scheme."); 19310 } 19311 19312 final int callingUid = Binder.getCallingUid(); 19313 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19314 true /* requireFullPermission */, false /* checkShell */, 19315 "replace preferred activity"); 19316 synchronized (mPackages) { 19317 if (mContext.checkCallingOrSelfPermission( 19318 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19319 != PackageManager.PERMISSION_GRANTED) { 19320 if (getUidTargetSdkVersionLockedLPr(callingUid) 19321 < Build.VERSION_CODES.FROYO) { 19322 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19323 + Binder.getCallingUid()); 19324 return; 19325 } 19326 mContext.enforceCallingOrSelfPermission( 19327 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19328 } 19329 19330 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19331 if (pir != null) { 19332 // Get all of the existing entries that exactly match this filter. 19333 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19334 if (existing != null && existing.size() == 1) { 19335 PreferredActivity cur = existing.get(0); 19336 if (DEBUG_PREFERRED) { 19337 Slog.i(TAG, "Checking replace of preferred:"); 19338 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19339 if (!cur.mPref.mAlways) { 19340 Slog.i(TAG, " -- CUR; not mAlways!"); 19341 } else { 19342 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19343 Slog.i(TAG, " -- CUR: mSet=" 19344 + Arrays.toString(cur.mPref.mSetComponents)); 19345 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19346 Slog.i(TAG, " -- NEW: mMatch=" 19347 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19348 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19349 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19350 } 19351 } 19352 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19353 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19354 && cur.mPref.sameSet(set)) { 19355 // Setting the preferred activity to what it happens to be already 19356 if (DEBUG_PREFERRED) { 19357 Slog.i(TAG, "Replacing with same preferred activity " 19358 + cur.mPref.mShortComponent + " for user " 19359 + userId + ":"); 19360 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19361 } 19362 return; 19363 } 19364 } 19365 19366 if (existing != null) { 19367 if (DEBUG_PREFERRED) { 19368 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19369 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19370 } 19371 for (int i = 0; i < existing.size(); i++) { 19372 PreferredActivity pa = existing.get(i); 19373 if (DEBUG_PREFERRED) { 19374 Slog.i(TAG, "Removing existing preferred activity " 19375 + pa.mPref.mComponent + ":"); 19376 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19377 } 19378 pir.removeFilter(pa); 19379 } 19380 } 19381 } 19382 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19383 "Replacing preferred"); 19384 } 19385 } 19386 19387 @Override 19388 public void clearPackagePreferredActivities(String packageName) { 19389 final int callingUid = Binder.getCallingUid(); 19390 if (getInstantAppPackageName(callingUid) != null) { 19391 return; 19392 } 19393 // writer 19394 synchronized (mPackages) { 19395 PackageParser.Package pkg = mPackages.get(packageName); 19396 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19397 if (mContext.checkCallingOrSelfPermission( 19398 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19399 != PackageManager.PERMISSION_GRANTED) { 19400 if (getUidTargetSdkVersionLockedLPr(callingUid) 19401 < Build.VERSION_CODES.FROYO) { 19402 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19403 + callingUid); 19404 return; 19405 } 19406 mContext.enforceCallingOrSelfPermission( 19407 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19408 } 19409 } 19410 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19411 if (ps != null 19412 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19413 return; 19414 } 19415 int user = UserHandle.getCallingUserId(); 19416 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19417 scheduleWritePackageRestrictionsLocked(user); 19418 } 19419 } 19420 } 19421 19422 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19423 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19424 ArrayList<PreferredActivity> removed = null; 19425 boolean changed = false; 19426 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19427 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19428 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19429 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19430 continue; 19431 } 19432 Iterator<PreferredActivity> it = pir.filterIterator(); 19433 while (it.hasNext()) { 19434 PreferredActivity pa = it.next(); 19435 // Mark entry for removal only if it matches the package name 19436 // and the entry is of type "always". 19437 if (packageName == null || 19438 (pa.mPref.mComponent.getPackageName().equals(packageName) 19439 && pa.mPref.mAlways)) { 19440 if (removed == null) { 19441 removed = new ArrayList<PreferredActivity>(); 19442 } 19443 removed.add(pa); 19444 } 19445 } 19446 if (removed != null) { 19447 for (int j=0; j<removed.size(); j++) { 19448 PreferredActivity pa = removed.get(j); 19449 pir.removeFilter(pa); 19450 } 19451 changed = true; 19452 } 19453 } 19454 if (changed) { 19455 postPreferredActivityChangedBroadcast(userId); 19456 } 19457 return changed; 19458 } 19459 19460 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19461 private void clearIntentFilterVerificationsLPw(int userId) { 19462 final int packageCount = mPackages.size(); 19463 for (int i = 0; i < packageCount; i++) { 19464 PackageParser.Package pkg = mPackages.valueAt(i); 19465 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19466 } 19467 } 19468 19469 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19470 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19471 if (userId == UserHandle.USER_ALL) { 19472 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19473 sUserManager.getUserIds())) { 19474 for (int oneUserId : sUserManager.getUserIds()) { 19475 scheduleWritePackageRestrictionsLocked(oneUserId); 19476 } 19477 } 19478 } else { 19479 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19480 scheduleWritePackageRestrictionsLocked(userId); 19481 } 19482 } 19483 } 19484 19485 /** Clears state for all users, and touches intent filter verification policy */ 19486 void clearDefaultBrowserIfNeeded(String packageName) { 19487 for (int oneUserId : sUserManager.getUserIds()) { 19488 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19489 } 19490 } 19491 19492 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19493 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19494 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19495 if (packageName.equals(defaultBrowserPackageName)) { 19496 setDefaultBrowserPackageName(null, userId); 19497 } 19498 } 19499 } 19500 19501 @Override 19502 public void resetApplicationPreferences(int userId) { 19503 mContext.enforceCallingOrSelfPermission( 19504 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19505 final long identity = Binder.clearCallingIdentity(); 19506 // writer 19507 try { 19508 synchronized (mPackages) { 19509 clearPackagePreferredActivitiesLPw(null, userId); 19510 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19511 // TODO: We have to reset the default SMS and Phone. This requires 19512 // significant refactoring to keep all default apps in the package 19513 // manager (cleaner but more work) or have the services provide 19514 // callbacks to the package manager to request a default app reset. 19515 applyFactoryDefaultBrowserLPw(userId); 19516 clearIntentFilterVerificationsLPw(userId); 19517 primeDomainVerificationsLPw(userId); 19518 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19519 scheduleWritePackageRestrictionsLocked(userId); 19520 } 19521 resetNetworkPolicies(userId); 19522 } finally { 19523 Binder.restoreCallingIdentity(identity); 19524 } 19525 } 19526 19527 @Override 19528 public int getPreferredActivities(List<IntentFilter> outFilters, 19529 List<ComponentName> outActivities, String packageName) { 19530 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19531 return 0; 19532 } 19533 int num = 0; 19534 final int userId = UserHandle.getCallingUserId(); 19535 // reader 19536 synchronized (mPackages) { 19537 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19538 if (pir != null) { 19539 final Iterator<PreferredActivity> it = pir.filterIterator(); 19540 while (it.hasNext()) { 19541 final PreferredActivity pa = it.next(); 19542 if (packageName == null 19543 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19544 && pa.mPref.mAlways)) { 19545 if (outFilters != null) { 19546 outFilters.add(new IntentFilter(pa)); 19547 } 19548 if (outActivities != null) { 19549 outActivities.add(pa.mPref.mComponent); 19550 } 19551 } 19552 } 19553 } 19554 } 19555 19556 return num; 19557 } 19558 19559 @Override 19560 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19561 int userId) { 19562 int callingUid = Binder.getCallingUid(); 19563 if (callingUid != Process.SYSTEM_UID) { 19564 throw new SecurityException( 19565 "addPersistentPreferredActivity can only be run by the system"); 19566 } 19567 if (filter.countActions() == 0) { 19568 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19569 return; 19570 } 19571 synchronized (mPackages) { 19572 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19573 ":"); 19574 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19575 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19576 new PersistentPreferredActivity(filter, activity)); 19577 scheduleWritePackageRestrictionsLocked(userId); 19578 postPreferredActivityChangedBroadcast(userId); 19579 } 19580 } 19581 19582 @Override 19583 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19584 int callingUid = Binder.getCallingUid(); 19585 if (callingUid != Process.SYSTEM_UID) { 19586 throw new SecurityException( 19587 "clearPackagePersistentPreferredActivities can only be run by the system"); 19588 } 19589 ArrayList<PersistentPreferredActivity> removed = null; 19590 boolean changed = false; 19591 synchronized (mPackages) { 19592 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19593 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19594 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19595 .valueAt(i); 19596 if (userId != thisUserId) { 19597 continue; 19598 } 19599 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19600 while (it.hasNext()) { 19601 PersistentPreferredActivity ppa = it.next(); 19602 // Mark entry for removal only if it matches the package name. 19603 if (ppa.mComponent.getPackageName().equals(packageName)) { 19604 if (removed == null) { 19605 removed = new ArrayList<PersistentPreferredActivity>(); 19606 } 19607 removed.add(ppa); 19608 } 19609 } 19610 if (removed != null) { 19611 for (int j=0; j<removed.size(); j++) { 19612 PersistentPreferredActivity ppa = removed.get(j); 19613 ppir.removeFilter(ppa); 19614 } 19615 changed = true; 19616 } 19617 } 19618 19619 if (changed) { 19620 scheduleWritePackageRestrictionsLocked(userId); 19621 postPreferredActivityChangedBroadcast(userId); 19622 } 19623 } 19624 } 19625 19626 /** 19627 * Common machinery for picking apart a restored XML blob and passing 19628 * it to a caller-supplied functor to be applied to the running system. 19629 */ 19630 private void restoreFromXml(XmlPullParser parser, int userId, 19631 String expectedStartTag, BlobXmlRestorer functor) 19632 throws IOException, XmlPullParserException { 19633 int type; 19634 while ((type = parser.next()) != XmlPullParser.START_TAG 19635 && type != XmlPullParser.END_DOCUMENT) { 19636 } 19637 if (type != XmlPullParser.START_TAG) { 19638 // oops didn't find a start tag?! 19639 if (DEBUG_BACKUP) { 19640 Slog.e(TAG, "Didn't find start tag during restore"); 19641 } 19642 return; 19643 } 19644Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19645 // this is supposed to be TAG_PREFERRED_BACKUP 19646 if (!expectedStartTag.equals(parser.getName())) { 19647 if (DEBUG_BACKUP) { 19648 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19649 } 19650 return; 19651 } 19652 19653 // skip interfering stuff, then we're aligned with the backing implementation 19654 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19655Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19656 functor.apply(parser, userId); 19657 } 19658 19659 private interface BlobXmlRestorer { 19660 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19661 } 19662 19663 /** 19664 * Non-Binder method, support for the backup/restore mechanism: write the 19665 * full set of preferred activities in its canonical XML format. Returns the 19666 * XML output as a byte array, or null if there is none. 19667 */ 19668 @Override 19669 public byte[] getPreferredActivityBackup(int userId) { 19670 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19671 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19672 } 19673 19674 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19675 try { 19676 final XmlSerializer serializer = new FastXmlSerializer(); 19677 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19678 serializer.startDocument(null, true); 19679 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19680 19681 synchronized (mPackages) { 19682 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19683 } 19684 19685 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19686 serializer.endDocument(); 19687 serializer.flush(); 19688 } catch (Exception e) { 19689 if (DEBUG_BACKUP) { 19690 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19691 } 19692 return null; 19693 } 19694 19695 return dataStream.toByteArray(); 19696 } 19697 19698 @Override 19699 public void restorePreferredActivities(byte[] backup, int userId) { 19700 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19701 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19702 } 19703 19704 try { 19705 final XmlPullParser parser = Xml.newPullParser(); 19706 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19707 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19708 new BlobXmlRestorer() { 19709 @Override 19710 public void apply(XmlPullParser parser, int userId) 19711 throws XmlPullParserException, IOException { 19712 synchronized (mPackages) { 19713 mSettings.readPreferredActivitiesLPw(parser, userId); 19714 } 19715 } 19716 } ); 19717 } catch (Exception e) { 19718 if (DEBUG_BACKUP) { 19719 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19720 } 19721 } 19722 } 19723 19724 /** 19725 * Non-Binder method, support for the backup/restore mechanism: write the 19726 * default browser (etc) settings in its canonical XML format. Returns the default 19727 * browser XML representation as a byte array, or null if there is none. 19728 */ 19729 @Override 19730 public byte[] getDefaultAppsBackup(int userId) { 19731 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19732 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19733 } 19734 19735 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19736 try { 19737 final XmlSerializer serializer = new FastXmlSerializer(); 19738 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19739 serializer.startDocument(null, true); 19740 serializer.startTag(null, TAG_DEFAULT_APPS); 19741 19742 synchronized (mPackages) { 19743 mSettings.writeDefaultAppsLPr(serializer, userId); 19744 } 19745 19746 serializer.endTag(null, TAG_DEFAULT_APPS); 19747 serializer.endDocument(); 19748 serializer.flush(); 19749 } catch (Exception e) { 19750 if (DEBUG_BACKUP) { 19751 Slog.e(TAG, "Unable to write default apps for backup", e); 19752 } 19753 return null; 19754 } 19755 19756 return dataStream.toByteArray(); 19757 } 19758 19759 @Override 19760 public void restoreDefaultApps(byte[] backup, int userId) { 19761 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19762 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19763 } 19764 19765 try { 19766 final XmlPullParser parser = Xml.newPullParser(); 19767 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19768 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19769 new BlobXmlRestorer() { 19770 @Override 19771 public void apply(XmlPullParser parser, int userId) 19772 throws XmlPullParserException, IOException { 19773 synchronized (mPackages) { 19774 mSettings.readDefaultAppsLPw(parser, userId); 19775 } 19776 } 19777 } ); 19778 } catch (Exception e) { 19779 if (DEBUG_BACKUP) { 19780 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19781 } 19782 } 19783 } 19784 19785 @Override 19786 public byte[] getIntentFilterVerificationBackup(int userId) { 19787 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19788 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19789 } 19790 19791 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19792 try { 19793 final XmlSerializer serializer = new FastXmlSerializer(); 19794 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19795 serializer.startDocument(null, true); 19796 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19797 19798 synchronized (mPackages) { 19799 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19800 } 19801 19802 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19803 serializer.endDocument(); 19804 serializer.flush(); 19805 } catch (Exception e) { 19806 if (DEBUG_BACKUP) { 19807 Slog.e(TAG, "Unable to write default apps for backup", e); 19808 } 19809 return null; 19810 } 19811 19812 return dataStream.toByteArray(); 19813 } 19814 19815 @Override 19816 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19817 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19818 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19819 } 19820 19821 try { 19822 final XmlPullParser parser = Xml.newPullParser(); 19823 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19824 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19825 new BlobXmlRestorer() { 19826 @Override 19827 public void apply(XmlPullParser parser, int userId) 19828 throws XmlPullParserException, IOException { 19829 synchronized (mPackages) { 19830 mSettings.readAllDomainVerificationsLPr(parser, userId); 19831 mSettings.writeLPr(); 19832 } 19833 } 19834 } ); 19835 } catch (Exception e) { 19836 if (DEBUG_BACKUP) { 19837 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19838 } 19839 } 19840 } 19841 19842 @Override 19843 public byte[] getPermissionGrantBackup(int userId) { 19844 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19845 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19846 } 19847 19848 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19849 try { 19850 final XmlSerializer serializer = new FastXmlSerializer(); 19851 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19852 serializer.startDocument(null, true); 19853 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19854 19855 synchronized (mPackages) { 19856 serializeRuntimePermissionGrantsLPr(serializer, userId); 19857 } 19858 19859 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19860 serializer.endDocument(); 19861 serializer.flush(); 19862 } catch (Exception e) { 19863 if (DEBUG_BACKUP) { 19864 Slog.e(TAG, "Unable to write default apps for backup", e); 19865 } 19866 return null; 19867 } 19868 19869 return dataStream.toByteArray(); 19870 } 19871 19872 @Override 19873 public void restorePermissionGrants(byte[] backup, int userId) { 19874 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19875 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19876 } 19877 19878 try { 19879 final XmlPullParser parser = Xml.newPullParser(); 19880 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19881 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19882 new BlobXmlRestorer() { 19883 @Override 19884 public void apply(XmlPullParser parser, int userId) 19885 throws XmlPullParserException, IOException { 19886 synchronized (mPackages) { 19887 processRestoredPermissionGrantsLPr(parser, userId); 19888 } 19889 } 19890 } ); 19891 } catch (Exception e) { 19892 if (DEBUG_BACKUP) { 19893 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19894 } 19895 } 19896 } 19897 19898 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19899 throws IOException { 19900 serializer.startTag(null, TAG_ALL_GRANTS); 19901 19902 final int N = mSettings.mPackages.size(); 19903 for (int i = 0; i < N; i++) { 19904 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19905 boolean pkgGrantsKnown = false; 19906 19907 PermissionsState packagePerms = ps.getPermissionsState(); 19908 19909 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19910 final int grantFlags = state.getFlags(); 19911 // only look at grants that are not system/policy fixed 19912 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19913 final boolean isGranted = state.isGranted(); 19914 // And only back up the user-twiddled state bits 19915 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19916 final String packageName = mSettings.mPackages.keyAt(i); 19917 if (!pkgGrantsKnown) { 19918 serializer.startTag(null, TAG_GRANT); 19919 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19920 pkgGrantsKnown = true; 19921 } 19922 19923 final boolean userSet = 19924 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19925 final boolean userFixed = 19926 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19927 final boolean revoke = 19928 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19929 19930 serializer.startTag(null, TAG_PERMISSION); 19931 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19932 if (isGranted) { 19933 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19934 } 19935 if (userSet) { 19936 serializer.attribute(null, ATTR_USER_SET, "true"); 19937 } 19938 if (userFixed) { 19939 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19940 } 19941 if (revoke) { 19942 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19943 } 19944 serializer.endTag(null, TAG_PERMISSION); 19945 } 19946 } 19947 } 19948 19949 if (pkgGrantsKnown) { 19950 serializer.endTag(null, TAG_GRANT); 19951 } 19952 } 19953 19954 serializer.endTag(null, TAG_ALL_GRANTS); 19955 } 19956 19957 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19958 throws XmlPullParserException, IOException { 19959 String pkgName = null; 19960 int outerDepth = parser.getDepth(); 19961 int type; 19962 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19963 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19964 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19965 continue; 19966 } 19967 19968 final String tagName = parser.getName(); 19969 if (tagName.equals(TAG_GRANT)) { 19970 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19971 if (DEBUG_BACKUP) { 19972 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19973 } 19974 } else if (tagName.equals(TAG_PERMISSION)) { 19975 19976 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19977 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19978 19979 int newFlagSet = 0; 19980 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19981 newFlagSet |= FLAG_PERMISSION_USER_SET; 19982 } 19983 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19984 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19985 } 19986 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19987 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19988 } 19989 if (DEBUG_BACKUP) { 19990 Slog.v(TAG, " + Restoring grant:" 19991 + " pkg=" + pkgName 19992 + " perm=" + permName 19993 + " granted=" + isGranted 19994 + " bits=0x" + Integer.toHexString(newFlagSet)); 19995 } 19996 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19997 if (ps != null) { 19998 // Already installed so we apply the grant immediately 19999 if (DEBUG_BACKUP) { 20000 Slog.v(TAG, " + already installed; applying"); 20001 } 20002 PermissionsState perms = ps.getPermissionsState(); 20003 BasePermission bp = 20004 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20005 if (bp != null) { 20006 if (isGranted) { 20007 perms.grantRuntimePermission(bp, userId); 20008 } 20009 if (newFlagSet != 0) { 20010 perms.updatePermissionFlags( 20011 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20012 } 20013 } 20014 } else { 20015 // Need to wait for post-restore install to apply the grant 20016 if (DEBUG_BACKUP) { 20017 Slog.v(TAG, " - not yet installed; saving for later"); 20018 } 20019 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20020 isGranted, newFlagSet, userId); 20021 } 20022 } else { 20023 PackageManagerService.reportSettingsProblem(Log.WARN, 20024 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20025 XmlUtils.skipCurrentTag(parser); 20026 } 20027 } 20028 20029 scheduleWriteSettingsLocked(); 20030 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20031 } 20032 20033 @Override 20034 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20035 int sourceUserId, int targetUserId, int flags) { 20036 mContext.enforceCallingOrSelfPermission( 20037 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20038 int callingUid = Binder.getCallingUid(); 20039 enforceOwnerRights(ownerPackage, callingUid); 20040 PackageManagerServiceUtils.enforceShellRestriction( 20041 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20042 if (intentFilter.countActions() == 0) { 20043 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20044 return; 20045 } 20046 synchronized (mPackages) { 20047 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20048 ownerPackage, targetUserId, flags); 20049 CrossProfileIntentResolver resolver = 20050 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20051 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20052 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20053 if (existing != null) { 20054 int size = existing.size(); 20055 for (int i = 0; i < size; i++) { 20056 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20057 return; 20058 } 20059 } 20060 } 20061 resolver.addFilter(newFilter); 20062 scheduleWritePackageRestrictionsLocked(sourceUserId); 20063 } 20064 } 20065 20066 @Override 20067 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20068 mContext.enforceCallingOrSelfPermission( 20069 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20070 final int callingUid = Binder.getCallingUid(); 20071 enforceOwnerRights(ownerPackage, callingUid); 20072 PackageManagerServiceUtils.enforceShellRestriction( 20073 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20074 synchronized (mPackages) { 20075 CrossProfileIntentResolver resolver = 20076 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20077 ArraySet<CrossProfileIntentFilter> set = 20078 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20079 for (CrossProfileIntentFilter filter : set) { 20080 if (filter.getOwnerPackage().equals(ownerPackage)) { 20081 resolver.removeFilter(filter); 20082 } 20083 } 20084 scheduleWritePackageRestrictionsLocked(sourceUserId); 20085 } 20086 } 20087 20088 // Enforcing that callingUid is owning pkg on userId 20089 private void enforceOwnerRights(String pkg, int callingUid) { 20090 // The system owns everything. 20091 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20092 return; 20093 } 20094 final int callingUserId = UserHandle.getUserId(callingUid); 20095 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20096 if (pi == null) { 20097 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20098 + callingUserId); 20099 } 20100 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20101 throw new SecurityException("Calling uid " + callingUid 20102 + " does not own package " + pkg); 20103 } 20104 } 20105 20106 @Override 20107 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20108 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20109 return null; 20110 } 20111 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20112 } 20113 20114 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20115 UserManagerService ums = UserManagerService.getInstance(); 20116 if (ums != null) { 20117 final UserInfo parent = ums.getProfileParent(userId); 20118 final int launcherUid = (parent != null) ? parent.id : userId; 20119 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20120 if (launcherComponent != null) { 20121 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20122 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20123 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20124 .setPackage(launcherComponent.getPackageName()); 20125 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20126 } 20127 } 20128 } 20129 20130 /** 20131 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20132 * then reports the most likely home activity or null if there are more than one. 20133 */ 20134 private ComponentName getDefaultHomeActivity(int userId) { 20135 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20136 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20137 if (cn != null) { 20138 return cn; 20139 } 20140 20141 // Find the launcher with the highest priority and return that component if there are no 20142 // other home activity with the same priority. 20143 int lastPriority = Integer.MIN_VALUE; 20144 ComponentName lastComponent = null; 20145 final int size = allHomeCandidates.size(); 20146 for (int i = 0; i < size; i++) { 20147 final ResolveInfo ri = allHomeCandidates.get(i); 20148 if (ri.priority > lastPriority) { 20149 lastComponent = ri.activityInfo.getComponentName(); 20150 lastPriority = ri.priority; 20151 } else if (ri.priority == lastPriority) { 20152 // Two components found with same priority. 20153 lastComponent = null; 20154 } 20155 } 20156 return lastComponent; 20157 } 20158 20159 private Intent getHomeIntent() { 20160 Intent intent = new Intent(Intent.ACTION_MAIN); 20161 intent.addCategory(Intent.CATEGORY_HOME); 20162 intent.addCategory(Intent.CATEGORY_DEFAULT); 20163 return intent; 20164 } 20165 20166 private IntentFilter getHomeFilter() { 20167 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20168 filter.addCategory(Intent.CATEGORY_HOME); 20169 filter.addCategory(Intent.CATEGORY_DEFAULT); 20170 return filter; 20171 } 20172 20173 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20174 int userId) { 20175 Intent intent = getHomeIntent(); 20176 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20177 PackageManager.GET_META_DATA, userId); 20178 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20179 true, false, false, userId); 20180 20181 allHomeCandidates.clear(); 20182 if (list != null) { 20183 for (ResolveInfo ri : list) { 20184 allHomeCandidates.add(ri); 20185 } 20186 } 20187 return (preferred == null || preferred.activityInfo == null) 20188 ? null 20189 : new ComponentName(preferred.activityInfo.packageName, 20190 preferred.activityInfo.name); 20191 } 20192 20193 @Override 20194 public void setHomeActivity(ComponentName comp, int userId) { 20195 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20196 return; 20197 } 20198 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20199 getHomeActivitiesAsUser(homeActivities, userId); 20200 20201 boolean found = false; 20202 20203 final int size = homeActivities.size(); 20204 final ComponentName[] set = new ComponentName[size]; 20205 for (int i = 0; i < size; i++) { 20206 final ResolveInfo candidate = homeActivities.get(i); 20207 final ActivityInfo info = candidate.activityInfo; 20208 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20209 set[i] = activityName; 20210 if (!found && activityName.equals(comp)) { 20211 found = true; 20212 } 20213 } 20214 if (!found) { 20215 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20216 + userId); 20217 } 20218 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20219 set, comp, userId); 20220 } 20221 20222 private @Nullable String getSetupWizardPackageName() { 20223 final Intent intent = new Intent(Intent.ACTION_MAIN); 20224 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20225 20226 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20227 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20228 | MATCH_DISABLED_COMPONENTS, 20229 UserHandle.myUserId()); 20230 if (matches.size() == 1) { 20231 return matches.get(0).getComponentInfo().packageName; 20232 } else { 20233 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20234 + ": matches=" + matches); 20235 return null; 20236 } 20237 } 20238 20239 private @Nullable String getStorageManagerPackageName() { 20240 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20241 20242 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20243 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20244 | MATCH_DISABLED_COMPONENTS, 20245 UserHandle.myUserId()); 20246 if (matches.size() == 1) { 20247 return matches.get(0).getComponentInfo().packageName; 20248 } else { 20249 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20250 + matches.size() + ": matches=" + matches); 20251 return null; 20252 } 20253 } 20254 20255 @Override 20256 public void setApplicationEnabledSetting(String appPackageName, 20257 int newState, int flags, int userId, String callingPackage) { 20258 if (!sUserManager.exists(userId)) return; 20259 if (callingPackage == null) { 20260 callingPackage = Integer.toString(Binder.getCallingUid()); 20261 } 20262 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20263 } 20264 20265 @Override 20266 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20267 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20268 synchronized (mPackages) { 20269 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20270 if (pkgSetting != null) { 20271 pkgSetting.setUpdateAvailable(updateAvailable); 20272 } 20273 } 20274 } 20275 20276 @Override 20277 public void setComponentEnabledSetting(ComponentName componentName, 20278 int newState, int flags, int userId) { 20279 if (!sUserManager.exists(userId)) return; 20280 setEnabledSetting(componentName.getPackageName(), 20281 componentName.getClassName(), newState, flags, userId, null); 20282 } 20283 20284 private void setEnabledSetting(final String packageName, String className, int newState, 20285 final int flags, int userId, String callingPackage) { 20286 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20287 || newState == COMPONENT_ENABLED_STATE_ENABLED 20288 || newState == COMPONENT_ENABLED_STATE_DISABLED 20289 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20290 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20291 throw new IllegalArgumentException("Invalid new component state: " 20292 + newState); 20293 } 20294 PackageSetting pkgSetting; 20295 final int callingUid = Binder.getCallingUid(); 20296 final int permission; 20297 if (callingUid == Process.SYSTEM_UID) { 20298 permission = PackageManager.PERMISSION_GRANTED; 20299 } else { 20300 permission = mContext.checkCallingOrSelfPermission( 20301 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20302 } 20303 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20304 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20305 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20306 boolean sendNow = false; 20307 boolean isApp = (className == null); 20308 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20309 String componentName = isApp ? packageName : className; 20310 int packageUid = -1; 20311 ArrayList<String> components; 20312 20313 // reader 20314 synchronized (mPackages) { 20315 pkgSetting = mSettings.mPackages.get(packageName); 20316 if (pkgSetting == null) { 20317 if (!isCallerInstantApp) { 20318 if (className == null) { 20319 throw new IllegalArgumentException("Unknown package: " + packageName); 20320 } 20321 throw new IllegalArgumentException( 20322 "Unknown component: " + packageName + "/" + className); 20323 } else { 20324 // throw SecurityException to prevent leaking package information 20325 throw new SecurityException( 20326 "Attempt to change component state; " 20327 + "pid=" + Binder.getCallingPid() 20328 + ", uid=" + callingUid 20329 + (className == null 20330 ? ", package=" + packageName 20331 : ", component=" + packageName + "/" + className)); 20332 } 20333 } 20334 } 20335 20336 // Limit who can change which apps 20337 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20338 // Don't allow apps that don't have permission to modify other apps 20339 if (!allowedByPermission 20340 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20341 throw new SecurityException( 20342 "Attempt to change component state; " 20343 + "pid=" + Binder.getCallingPid() 20344 + ", uid=" + callingUid 20345 + (className == null 20346 ? ", package=" + packageName 20347 : ", component=" + packageName + "/" + className)); 20348 } 20349 // Don't allow changing protected packages. 20350 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20351 throw new SecurityException("Cannot disable a protected package: " + packageName); 20352 } 20353 } 20354 20355 synchronized (mPackages) { 20356 if (callingUid == Process.SHELL_UID 20357 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20358 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20359 // unless it is a test package. 20360 int oldState = pkgSetting.getEnabled(userId); 20361 if (className == null 20362 && 20363 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20364 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20365 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20366 && 20367 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20368 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20369 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20370 // ok 20371 } else { 20372 throw new SecurityException( 20373 "Shell cannot change component state for " + packageName + "/" 20374 + className + " to " + newState); 20375 } 20376 } 20377 } 20378 if (className == null) { 20379 // We're dealing with an application/package level state change 20380 synchronized (mPackages) { 20381 if (pkgSetting.getEnabled(userId) == newState) { 20382 // Nothing to do 20383 return; 20384 } 20385 } 20386 // If we're enabling a system stub, there's a little more work to do. 20387 // Prior to enabling the package, we need to decompress the APK(s) to the 20388 // data partition and then replace the version on the system partition. 20389 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20390 final boolean isSystemStub = deletedPkg.isStub 20391 && deletedPkg.isSystem(); 20392 if (isSystemStub 20393 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20394 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20395 final File codePath = decompressPackage(deletedPkg); 20396 if (codePath == null) { 20397 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20398 return; 20399 } 20400 // TODO remove direct parsing of the package object during internal cleanup 20401 // of scan package 20402 // We need to call parse directly here for no other reason than we need 20403 // the new package in order to disable the old one [we use the information 20404 // for some internal optimization to optionally create a new package setting 20405 // object on replace]. However, we can't get the package from the scan 20406 // because the scan modifies live structures and we need to remove the 20407 // old [system] package from the system before a scan can be attempted. 20408 // Once scan is indempotent we can remove this parse and use the package 20409 // object we scanned, prior to adding it to package settings. 20410 final PackageParser pp = new PackageParser(); 20411 pp.setSeparateProcesses(mSeparateProcesses); 20412 pp.setDisplayMetrics(mMetrics); 20413 pp.setCallback(mPackageParserCallback); 20414 final PackageParser.Package tmpPkg; 20415 try { 20416 final @ParseFlags int parseFlags = mDefParseFlags 20417 | PackageParser.PARSE_MUST_BE_APK 20418 | PackageParser.PARSE_IS_SYSTEM_DIR; 20419 tmpPkg = pp.parsePackage(codePath, parseFlags); 20420 } catch (PackageParserException e) { 20421 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20422 return; 20423 } 20424 synchronized (mInstallLock) { 20425 // Disable the stub and remove any package entries 20426 removePackageLI(deletedPkg, true); 20427 synchronized (mPackages) { 20428 disableSystemPackageLPw(deletedPkg, tmpPkg); 20429 } 20430 final PackageParser.Package pkg; 20431 try (PackageFreezer freezer = 20432 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20433 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20434 | PackageParser.PARSE_ENFORCE_CODE; 20435 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20436 0 /*currentTime*/, null /*user*/); 20437 prepareAppDataAfterInstallLIF(pkg); 20438 synchronized (mPackages) { 20439 try { 20440 updateSharedLibrariesLPr(pkg, null); 20441 } catch (PackageManagerException e) { 20442 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20443 } 20444 mPermissionManager.updatePermissions( 20445 pkg.packageName, pkg, true, mPackages.values(), 20446 mPermissionCallback); 20447 mSettings.writeLPr(); 20448 } 20449 } catch (PackageManagerException e) { 20450 // Whoops! Something went wrong; try to roll back to the stub 20451 Slog.w(TAG, "Failed to install compressed system package:" 20452 + pkgSetting.name, e); 20453 // Remove the failed install 20454 removeCodePathLI(codePath); 20455 20456 // Install the system package 20457 try (PackageFreezer freezer = 20458 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20459 synchronized (mPackages) { 20460 // NOTE: The system package always needs to be enabled; even 20461 // if it's for a compressed stub. If we don't, installing the 20462 // system package fails during scan [scanning checks the disabled 20463 // packages]. We will reverse this later, after we've "installed" 20464 // the stub. 20465 // This leaves us in a fragile state; the stub should never be 20466 // enabled, so, cross your fingers and hope nothing goes wrong 20467 // until we can disable the package later. 20468 enableSystemPackageLPw(deletedPkg); 20469 } 20470 installPackageFromSystemLIF(deletedPkg.codePath, 20471 false /*isPrivileged*/, null /*allUserHandles*/, 20472 null /*origUserHandles*/, null /*origPermissionsState*/, 20473 true /*writeSettings*/); 20474 } catch (PackageManagerException pme) { 20475 Slog.w(TAG, "Failed to restore system package:" 20476 + deletedPkg.packageName, pme); 20477 } finally { 20478 synchronized (mPackages) { 20479 mSettings.disableSystemPackageLPw( 20480 deletedPkg.packageName, true /*replaced*/); 20481 mSettings.writeLPr(); 20482 } 20483 } 20484 return; 20485 } 20486 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20487 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20488 mDexManager.notifyPackageUpdated(pkg.packageName, 20489 pkg.baseCodePath, pkg.splitCodePaths); 20490 } 20491 } 20492 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20493 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20494 // Don't care about who enables an app. 20495 callingPackage = null; 20496 } 20497 synchronized (mPackages) { 20498 pkgSetting.setEnabled(newState, userId, callingPackage); 20499 } 20500 } else { 20501 synchronized (mPackages) { 20502 // We're dealing with a component level state change 20503 // First, verify that this is a valid class name. 20504 PackageParser.Package pkg = pkgSetting.pkg; 20505 if (pkg == null || !pkg.hasComponentClassName(className)) { 20506 if (pkg != null && 20507 pkg.applicationInfo.targetSdkVersion >= 20508 Build.VERSION_CODES.JELLY_BEAN) { 20509 throw new IllegalArgumentException("Component class " + className 20510 + " does not exist in " + packageName); 20511 } else { 20512 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20513 + className + " does not exist in " + packageName); 20514 } 20515 } 20516 switch (newState) { 20517 case COMPONENT_ENABLED_STATE_ENABLED: 20518 if (!pkgSetting.enableComponentLPw(className, userId)) { 20519 return; 20520 } 20521 break; 20522 case COMPONENT_ENABLED_STATE_DISABLED: 20523 if (!pkgSetting.disableComponentLPw(className, userId)) { 20524 return; 20525 } 20526 break; 20527 case COMPONENT_ENABLED_STATE_DEFAULT: 20528 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20529 return; 20530 } 20531 break; 20532 default: 20533 Slog.e(TAG, "Invalid new component state: " + newState); 20534 return; 20535 } 20536 } 20537 } 20538 synchronized (mPackages) { 20539 scheduleWritePackageRestrictionsLocked(userId); 20540 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20541 final long callingId = Binder.clearCallingIdentity(); 20542 try { 20543 updateInstantAppInstallerLocked(packageName); 20544 } finally { 20545 Binder.restoreCallingIdentity(callingId); 20546 } 20547 components = mPendingBroadcasts.get(userId, packageName); 20548 final boolean newPackage = components == null; 20549 if (newPackage) { 20550 components = new ArrayList<String>(); 20551 } 20552 if (!components.contains(componentName)) { 20553 components.add(componentName); 20554 } 20555 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20556 sendNow = true; 20557 // Purge entry from pending broadcast list if another one exists already 20558 // since we are sending one right away. 20559 mPendingBroadcasts.remove(userId, packageName); 20560 } else { 20561 if (newPackage) { 20562 mPendingBroadcasts.put(userId, packageName, components); 20563 } 20564 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20565 // Schedule a message 20566 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20567 } 20568 } 20569 } 20570 20571 long callingId = Binder.clearCallingIdentity(); 20572 try { 20573 if (sendNow) { 20574 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20575 sendPackageChangedBroadcast(packageName, 20576 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20577 } 20578 } finally { 20579 Binder.restoreCallingIdentity(callingId); 20580 } 20581 } 20582 20583 @Override 20584 public void flushPackageRestrictionsAsUser(int userId) { 20585 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20586 return; 20587 } 20588 if (!sUserManager.exists(userId)) { 20589 return; 20590 } 20591 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20592 false /* checkShell */, "flushPackageRestrictions"); 20593 synchronized (mPackages) { 20594 mSettings.writePackageRestrictionsLPr(userId); 20595 mDirtyUsers.remove(userId); 20596 if (mDirtyUsers.isEmpty()) { 20597 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20598 } 20599 } 20600 } 20601 20602 private void sendPackageChangedBroadcast(String packageName, 20603 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20604 if (DEBUG_INSTALL) 20605 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20606 + componentNames); 20607 Bundle extras = new Bundle(4); 20608 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20609 String nameList[] = new String[componentNames.size()]; 20610 componentNames.toArray(nameList); 20611 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20612 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20613 extras.putInt(Intent.EXTRA_UID, packageUid); 20614 // If this is not reporting a change of the overall package, then only send it 20615 // to registered receivers. We don't want to launch a swath of apps for every 20616 // little component state change. 20617 final int flags = !componentNames.contains(packageName) 20618 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20619 final int userId = UserHandle.getUserId(packageUid); 20620 final boolean isInstantApp = isInstantApp(packageName, userId); 20621 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20622 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20623 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20624 userIds, instantUserIds); 20625 } 20626 20627 @Override 20628 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20629 if (!sUserManager.exists(userId)) return; 20630 final int callingUid = Binder.getCallingUid(); 20631 if (getInstantAppPackageName(callingUid) != null) { 20632 return; 20633 } 20634 final int permission = mContext.checkCallingOrSelfPermission( 20635 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20636 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20637 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20638 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20639 // writer 20640 synchronized (mPackages) { 20641 final PackageSetting ps = mSettings.mPackages.get(packageName); 20642 if (!filterAppAccessLPr(ps, callingUid, userId) 20643 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20644 allowedByPermission, callingUid, userId)) { 20645 scheduleWritePackageRestrictionsLocked(userId); 20646 } 20647 } 20648 } 20649 20650 @Override 20651 public String getInstallerPackageName(String packageName) { 20652 final int callingUid = Binder.getCallingUid(); 20653 if (getInstantAppPackageName(callingUid) != null) { 20654 return null; 20655 } 20656 // reader 20657 synchronized (mPackages) { 20658 final PackageSetting ps = mSettings.mPackages.get(packageName); 20659 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20660 return null; 20661 } 20662 return mSettings.getInstallerPackageNameLPr(packageName); 20663 } 20664 } 20665 20666 public boolean isOrphaned(String packageName) { 20667 // reader 20668 synchronized (mPackages) { 20669 return mSettings.isOrphaned(packageName); 20670 } 20671 } 20672 20673 @Override 20674 public int getApplicationEnabledSetting(String packageName, int userId) { 20675 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20676 int callingUid = Binder.getCallingUid(); 20677 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20678 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20679 // reader 20680 synchronized (mPackages) { 20681 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20682 return COMPONENT_ENABLED_STATE_DISABLED; 20683 } 20684 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20685 } 20686 } 20687 20688 @Override 20689 public int getComponentEnabledSetting(ComponentName component, int userId) { 20690 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20691 int callingUid = Binder.getCallingUid(); 20692 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20693 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20694 synchronized (mPackages) { 20695 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20696 component, TYPE_UNKNOWN, userId)) { 20697 return COMPONENT_ENABLED_STATE_DISABLED; 20698 } 20699 return mSettings.getComponentEnabledSettingLPr(component, userId); 20700 } 20701 } 20702 20703 @Override 20704 public void enterSafeMode() { 20705 enforceSystemOrRoot("Only the system can request entering safe mode"); 20706 20707 if (!mSystemReady) { 20708 mSafeMode = true; 20709 } 20710 } 20711 20712 @Override 20713 public void systemReady() { 20714 enforceSystemOrRoot("Only the system can claim the system is ready"); 20715 20716 mSystemReady = true; 20717 final ContentResolver resolver = mContext.getContentResolver(); 20718 ContentObserver co = new ContentObserver(mHandler) { 20719 @Override 20720 public void onChange(boolean selfChange) { 20721 mEphemeralAppsDisabled = 20722 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20723 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20724 } 20725 }; 20726 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20727 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20728 false, co, UserHandle.USER_SYSTEM); 20729 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20730 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20731 co.onChange(true); 20732 20733 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20734 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20735 // it is done. 20736 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20737 @Override 20738 public void onChange(boolean selfChange) { 20739 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20740 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20741 oobEnabled == 1 ? "true" : "false"); 20742 } 20743 }; 20744 mContext.getContentResolver().registerContentObserver( 20745 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20746 UserHandle.USER_SYSTEM); 20747 // At boot, restore the value from the setting, which persists across reboot. 20748 privAppOobObserver.onChange(true); 20749 20750 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20751 // disabled after already being started. 20752 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20753 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20754 20755 // Read the compatibilty setting when the system is ready. 20756 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20757 mContext.getContentResolver(), 20758 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20759 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20760 if (DEBUG_SETTINGS) { 20761 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20762 } 20763 20764 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20765 20766 synchronized (mPackages) { 20767 // Verify that all of the preferred activity components actually 20768 // exist. It is possible for applications to be updated and at 20769 // that point remove a previously declared activity component that 20770 // had been set as a preferred activity. We try to clean this up 20771 // the next time we encounter that preferred activity, but it is 20772 // possible for the user flow to never be able to return to that 20773 // situation so here we do a sanity check to make sure we haven't 20774 // left any junk around. 20775 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20776 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20777 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20778 removed.clear(); 20779 for (PreferredActivity pa : pir.filterSet()) { 20780 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20781 removed.add(pa); 20782 } 20783 } 20784 if (removed.size() > 0) { 20785 for (int r=0; r<removed.size(); r++) { 20786 PreferredActivity pa = removed.get(r); 20787 Slog.w(TAG, "Removing dangling preferred activity: " 20788 + pa.mPref.mComponent); 20789 pir.removeFilter(pa); 20790 } 20791 mSettings.writePackageRestrictionsLPr( 20792 mSettings.mPreferredActivities.keyAt(i)); 20793 } 20794 } 20795 20796 for (int userId : UserManagerService.getInstance().getUserIds()) { 20797 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20798 grantPermissionsUserIds = ArrayUtils.appendInt( 20799 grantPermissionsUserIds, userId); 20800 } 20801 } 20802 } 20803 sUserManager.systemReady(); 20804 // If we upgraded grant all default permissions before kicking off. 20805 for (int userId : grantPermissionsUserIds) { 20806 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20807 } 20808 20809 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20810 // If we did not grant default permissions, we preload from this the 20811 // default permission exceptions lazily to ensure we don't hit the 20812 // disk on a new user creation. 20813 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20814 } 20815 20816 // Now that we've scanned all packages, and granted any default 20817 // permissions, ensure permissions are updated. Beware of dragons if you 20818 // try optimizing this. 20819 synchronized (mPackages) { 20820 mPermissionManager.updateAllPermissions( 20821 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20822 mPermissionCallback); 20823 } 20824 20825 // Kick off any messages waiting for system ready 20826 if (mPostSystemReadyMessages != null) { 20827 for (Message msg : mPostSystemReadyMessages) { 20828 msg.sendToTarget(); 20829 } 20830 mPostSystemReadyMessages = null; 20831 } 20832 20833 // Watch for external volumes that come and go over time 20834 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20835 storage.registerListener(mStorageListener); 20836 20837 mInstallerService.systemReady(); 20838 mPackageDexOptimizer.systemReady(); 20839 20840 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20841 StorageManagerInternal.class); 20842 StorageManagerInternal.addExternalStoragePolicy( 20843 new StorageManagerInternal.ExternalStorageMountPolicy() { 20844 @Override 20845 public int getMountMode(int uid, String packageName) { 20846 if (Process.isIsolated(uid)) { 20847 return Zygote.MOUNT_EXTERNAL_NONE; 20848 } 20849 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20850 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20851 } 20852 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20853 return Zygote.MOUNT_EXTERNAL_READ; 20854 } 20855 return Zygote.MOUNT_EXTERNAL_WRITE; 20856 } 20857 20858 @Override 20859 public boolean hasExternalStorage(int uid, String packageName) { 20860 return true; 20861 } 20862 }); 20863 20864 // Now that we're mostly running, clean up stale users and apps 20865 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20866 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20867 20868 mPermissionManager.systemReady(); 20869 } 20870 20871 public void waitForAppDataPrepared() { 20872 if (mPrepareAppDataFuture == null) { 20873 return; 20874 } 20875 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20876 mPrepareAppDataFuture = null; 20877 } 20878 20879 @Override 20880 public boolean isSafeMode() { 20881 // allow instant applications 20882 return mSafeMode; 20883 } 20884 20885 @Override 20886 public boolean hasSystemUidErrors() { 20887 // allow instant applications 20888 return mHasSystemUidErrors; 20889 } 20890 20891 static String arrayToString(int[] array) { 20892 StringBuffer buf = new StringBuffer(128); 20893 buf.append('['); 20894 if (array != null) { 20895 for (int i=0; i<array.length; i++) { 20896 if (i > 0) buf.append(", "); 20897 buf.append(array[i]); 20898 } 20899 } 20900 buf.append(']'); 20901 return buf.toString(); 20902 } 20903 20904 @Override 20905 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20906 FileDescriptor err, String[] args, ShellCallback callback, 20907 ResultReceiver resultReceiver) { 20908 (new PackageManagerShellCommand(this)).exec( 20909 this, in, out, err, args, callback, resultReceiver); 20910 } 20911 20912 @Override 20913 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20914 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20915 20916 DumpState dumpState = new DumpState(); 20917 boolean fullPreferred = false; 20918 boolean checkin = false; 20919 20920 String packageName = null; 20921 ArraySet<String> permissionNames = null; 20922 20923 int opti = 0; 20924 while (opti < args.length) { 20925 String opt = args[opti]; 20926 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20927 break; 20928 } 20929 opti++; 20930 20931 if ("-a".equals(opt)) { 20932 // Right now we only know how to print all. 20933 } else if ("-h".equals(opt)) { 20934 pw.println("Package manager dump options:"); 20935 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20936 pw.println(" --checkin: dump for a checkin"); 20937 pw.println(" -f: print details of intent filters"); 20938 pw.println(" -h: print this help"); 20939 pw.println(" cmd may be one of:"); 20940 pw.println(" l[ibraries]: list known shared libraries"); 20941 pw.println(" f[eatures]: list device features"); 20942 pw.println(" k[eysets]: print known keysets"); 20943 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20944 pw.println(" perm[issions]: dump permissions"); 20945 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20946 pw.println(" pref[erred]: print preferred package settings"); 20947 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20948 pw.println(" prov[iders]: dump content providers"); 20949 pw.println(" p[ackages]: dump installed packages"); 20950 pw.println(" s[hared-users]: dump shared user IDs"); 20951 pw.println(" m[essages]: print collected runtime messages"); 20952 pw.println(" v[erifiers]: print package verifier info"); 20953 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20954 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20955 pw.println(" version: print database version info"); 20956 pw.println(" write: write current settings now"); 20957 pw.println(" installs: details about install sessions"); 20958 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20959 pw.println(" dexopt: dump dexopt state"); 20960 pw.println(" compiler-stats: dump compiler statistics"); 20961 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20962 pw.println(" service-permissions: dump permissions required by services"); 20963 pw.println(" <package.name>: info about given package"); 20964 return; 20965 } else if ("--checkin".equals(opt)) { 20966 checkin = true; 20967 } else if ("-f".equals(opt)) { 20968 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20969 } else if ("--proto".equals(opt)) { 20970 dumpProto(fd); 20971 return; 20972 } else { 20973 pw.println("Unknown argument: " + opt + "; use -h for help"); 20974 } 20975 } 20976 20977 // Is the caller requesting to dump a particular piece of data? 20978 if (opti < args.length) { 20979 String cmd = args[opti]; 20980 opti++; 20981 // Is this a package name? 20982 if ("android".equals(cmd) || cmd.contains(".")) { 20983 packageName = cmd; 20984 // When dumping a single package, we always dump all of its 20985 // filter information since the amount of data will be reasonable. 20986 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20987 } else if ("check-permission".equals(cmd)) { 20988 if (opti >= args.length) { 20989 pw.println("Error: check-permission missing permission argument"); 20990 return; 20991 } 20992 String perm = args[opti]; 20993 opti++; 20994 if (opti >= args.length) { 20995 pw.println("Error: check-permission missing package argument"); 20996 return; 20997 } 20998 20999 String pkg = args[opti]; 21000 opti++; 21001 int user = UserHandle.getUserId(Binder.getCallingUid()); 21002 if (opti < args.length) { 21003 try { 21004 user = Integer.parseInt(args[opti]); 21005 } catch (NumberFormatException e) { 21006 pw.println("Error: check-permission user argument is not a number: " 21007 + args[opti]); 21008 return; 21009 } 21010 } 21011 21012 // Normalize package name to handle renamed packages and static libs 21013 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21014 21015 pw.println(checkPermission(perm, pkg, user)); 21016 return; 21017 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21018 dumpState.setDump(DumpState.DUMP_LIBS); 21019 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21020 dumpState.setDump(DumpState.DUMP_FEATURES); 21021 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21022 if (opti >= args.length) { 21023 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21024 | DumpState.DUMP_SERVICE_RESOLVERS 21025 | DumpState.DUMP_RECEIVER_RESOLVERS 21026 | DumpState.DUMP_CONTENT_RESOLVERS); 21027 } else { 21028 while (opti < args.length) { 21029 String name = args[opti]; 21030 if ("a".equals(name) || "activity".equals(name)) { 21031 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21032 } else if ("s".equals(name) || "service".equals(name)) { 21033 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21034 } else if ("r".equals(name) || "receiver".equals(name)) { 21035 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21036 } else if ("c".equals(name) || "content".equals(name)) { 21037 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21038 } else { 21039 pw.println("Error: unknown resolver table type: " + name); 21040 return; 21041 } 21042 opti++; 21043 } 21044 } 21045 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21046 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21047 } else if ("permission".equals(cmd)) { 21048 if (opti >= args.length) { 21049 pw.println("Error: permission requires permission name"); 21050 return; 21051 } 21052 permissionNames = new ArraySet<>(); 21053 while (opti < args.length) { 21054 permissionNames.add(args[opti]); 21055 opti++; 21056 } 21057 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21058 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21059 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21060 dumpState.setDump(DumpState.DUMP_PREFERRED); 21061 } else if ("preferred-xml".equals(cmd)) { 21062 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21063 if (opti < args.length && "--full".equals(args[opti])) { 21064 fullPreferred = true; 21065 opti++; 21066 } 21067 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21068 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21069 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21070 dumpState.setDump(DumpState.DUMP_PACKAGES); 21071 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21072 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21073 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21074 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21075 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21076 dumpState.setDump(DumpState.DUMP_MESSAGES); 21077 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21078 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21079 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21080 || "intent-filter-verifiers".equals(cmd)) { 21081 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21082 } else if ("version".equals(cmd)) { 21083 dumpState.setDump(DumpState.DUMP_VERSION); 21084 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21085 dumpState.setDump(DumpState.DUMP_KEYSETS); 21086 } else if ("installs".equals(cmd)) { 21087 dumpState.setDump(DumpState.DUMP_INSTALLS); 21088 } else if ("frozen".equals(cmd)) { 21089 dumpState.setDump(DumpState.DUMP_FROZEN); 21090 } else if ("volumes".equals(cmd)) { 21091 dumpState.setDump(DumpState.DUMP_VOLUMES); 21092 } else if ("dexopt".equals(cmd)) { 21093 dumpState.setDump(DumpState.DUMP_DEXOPT); 21094 } else if ("compiler-stats".equals(cmd)) { 21095 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21096 } else if ("changes".equals(cmd)) { 21097 dumpState.setDump(DumpState.DUMP_CHANGES); 21098 } else if ("service-permissions".equals(cmd)) { 21099 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21100 } else if ("write".equals(cmd)) { 21101 synchronized (mPackages) { 21102 mSettings.writeLPr(); 21103 pw.println("Settings written."); 21104 return; 21105 } 21106 } 21107 } 21108 21109 if (checkin) { 21110 pw.println("vers,1"); 21111 } 21112 21113 // reader 21114 synchronized (mPackages) { 21115 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21116 if (!checkin) { 21117 if (dumpState.onTitlePrinted()) 21118 pw.println(); 21119 pw.println("Database versions:"); 21120 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21121 } 21122 } 21123 21124 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21125 if (!checkin) { 21126 if (dumpState.onTitlePrinted()) 21127 pw.println(); 21128 pw.println("Verifiers:"); 21129 pw.print(" Required: "); 21130 pw.print(mRequiredVerifierPackage); 21131 pw.print(" (uid="); 21132 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21133 UserHandle.USER_SYSTEM)); 21134 pw.println(")"); 21135 } else if (mRequiredVerifierPackage != null) { 21136 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21137 pw.print(","); 21138 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21139 UserHandle.USER_SYSTEM)); 21140 } 21141 } 21142 21143 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21144 packageName == null) { 21145 if (mIntentFilterVerifierComponent != null) { 21146 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21147 if (!checkin) { 21148 if (dumpState.onTitlePrinted()) 21149 pw.println(); 21150 pw.println("Intent Filter Verifier:"); 21151 pw.print(" Using: "); 21152 pw.print(verifierPackageName); 21153 pw.print(" (uid="); 21154 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21155 UserHandle.USER_SYSTEM)); 21156 pw.println(")"); 21157 } else if (verifierPackageName != null) { 21158 pw.print("ifv,"); pw.print(verifierPackageName); 21159 pw.print(","); 21160 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21161 UserHandle.USER_SYSTEM)); 21162 } 21163 } else { 21164 pw.println(); 21165 pw.println("No Intent Filter Verifier available!"); 21166 } 21167 } 21168 21169 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21170 boolean printedHeader = false; 21171 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21172 while (it.hasNext()) { 21173 String libName = it.next(); 21174 LongSparseArray<SharedLibraryEntry> versionedLib 21175 = mSharedLibraries.get(libName); 21176 if (versionedLib == null) { 21177 continue; 21178 } 21179 final int versionCount = versionedLib.size(); 21180 for (int i = 0; i < versionCount; i++) { 21181 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21182 if (!checkin) { 21183 if (!printedHeader) { 21184 if (dumpState.onTitlePrinted()) 21185 pw.println(); 21186 pw.println("Libraries:"); 21187 printedHeader = true; 21188 } 21189 pw.print(" "); 21190 } else { 21191 pw.print("lib,"); 21192 } 21193 pw.print(libEntry.info.getName()); 21194 if (libEntry.info.isStatic()) { 21195 pw.print(" version=" + libEntry.info.getLongVersion()); 21196 } 21197 if (!checkin) { 21198 pw.print(" -> "); 21199 } 21200 if (libEntry.path != null) { 21201 pw.print(" (jar) "); 21202 pw.print(libEntry.path); 21203 } else { 21204 pw.print(" (apk) "); 21205 pw.print(libEntry.apk); 21206 } 21207 pw.println(); 21208 } 21209 } 21210 } 21211 21212 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21213 if (dumpState.onTitlePrinted()) 21214 pw.println(); 21215 if (!checkin) { 21216 pw.println("Features:"); 21217 } 21218 21219 synchronized (mAvailableFeatures) { 21220 for (FeatureInfo feat : mAvailableFeatures.values()) { 21221 if (checkin) { 21222 pw.print("feat,"); 21223 pw.print(feat.name); 21224 pw.print(","); 21225 pw.println(feat.version); 21226 } else { 21227 pw.print(" "); 21228 pw.print(feat.name); 21229 if (feat.version > 0) { 21230 pw.print(" version="); 21231 pw.print(feat.version); 21232 } 21233 pw.println(); 21234 } 21235 } 21236 } 21237 } 21238 21239 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21240 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21241 : "Activity Resolver Table:", " ", packageName, 21242 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21243 dumpState.setTitlePrinted(true); 21244 } 21245 } 21246 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21247 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21248 : "Receiver Resolver Table:", " ", packageName, 21249 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21250 dumpState.setTitlePrinted(true); 21251 } 21252 } 21253 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21254 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21255 : "Service Resolver Table:", " ", packageName, 21256 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21257 dumpState.setTitlePrinted(true); 21258 } 21259 } 21260 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21261 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21262 : "Provider Resolver Table:", " ", packageName, 21263 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21264 dumpState.setTitlePrinted(true); 21265 } 21266 } 21267 21268 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21269 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21270 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21271 int user = mSettings.mPreferredActivities.keyAt(i); 21272 if (pir.dump(pw, 21273 dumpState.getTitlePrinted() 21274 ? "\nPreferred Activities User " + user + ":" 21275 : "Preferred Activities User " + user + ":", " ", 21276 packageName, true, false)) { 21277 dumpState.setTitlePrinted(true); 21278 } 21279 } 21280 } 21281 21282 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21283 pw.flush(); 21284 FileOutputStream fout = new FileOutputStream(fd); 21285 BufferedOutputStream str = new BufferedOutputStream(fout); 21286 XmlSerializer serializer = new FastXmlSerializer(); 21287 try { 21288 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21289 serializer.startDocument(null, true); 21290 serializer.setFeature( 21291 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21292 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21293 serializer.endDocument(); 21294 serializer.flush(); 21295 } catch (IllegalArgumentException e) { 21296 pw.println("Failed writing: " + e); 21297 } catch (IllegalStateException e) { 21298 pw.println("Failed writing: " + e); 21299 } catch (IOException e) { 21300 pw.println("Failed writing: " + e); 21301 } 21302 } 21303 21304 if (!checkin 21305 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21306 && packageName == null) { 21307 pw.println(); 21308 int count = mSettings.mPackages.size(); 21309 if (count == 0) { 21310 pw.println("No applications!"); 21311 pw.println(); 21312 } else { 21313 final String prefix = " "; 21314 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21315 if (allPackageSettings.size() == 0) { 21316 pw.println("No domain preferred apps!"); 21317 pw.println(); 21318 } else { 21319 pw.println("App verification status:"); 21320 pw.println(); 21321 count = 0; 21322 for (PackageSetting ps : allPackageSettings) { 21323 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21324 if (ivi == null || ivi.getPackageName() == null) continue; 21325 pw.println(prefix + "Package: " + ivi.getPackageName()); 21326 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21327 pw.println(prefix + "Status: " + ivi.getStatusString()); 21328 pw.println(); 21329 count++; 21330 } 21331 if (count == 0) { 21332 pw.println(prefix + "No app verification established."); 21333 pw.println(); 21334 } 21335 for (int userId : sUserManager.getUserIds()) { 21336 pw.println("App linkages for user " + userId + ":"); 21337 pw.println(); 21338 count = 0; 21339 for (PackageSetting ps : allPackageSettings) { 21340 final long status = ps.getDomainVerificationStatusForUser(userId); 21341 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21342 && !DEBUG_DOMAIN_VERIFICATION) { 21343 continue; 21344 } 21345 pw.println(prefix + "Package: " + ps.name); 21346 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21347 String statusStr = IntentFilterVerificationInfo. 21348 getStatusStringFromValue(status); 21349 pw.println(prefix + "Status: " + statusStr); 21350 pw.println(); 21351 count++; 21352 } 21353 if (count == 0) { 21354 pw.println(prefix + "No configured app linkages."); 21355 pw.println(); 21356 } 21357 } 21358 } 21359 } 21360 } 21361 21362 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21363 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21364 } 21365 21366 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21367 boolean printedSomething = false; 21368 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21369 if (packageName != null && !packageName.equals(p.info.packageName)) { 21370 continue; 21371 } 21372 if (!printedSomething) { 21373 if (dumpState.onTitlePrinted()) 21374 pw.println(); 21375 pw.println("Registered ContentProviders:"); 21376 printedSomething = true; 21377 } 21378 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21379 pw.print(" "); pw.println(p.toString()); 21380 } 21381 printedSomething = false; 21382 for (Map.Entry<String, PackageParser.Provider> entry : 21383 mProvidersByAuthority.entrySet()) { 21384 PackageParser.Provider p = entry.getValue(); 21385 if (packageName != null && !packageName.equals(p.info.packageName)) { 21386 continue; 21387 } 21388 if (!printedSomething) { 21389 if (dumpState.onTitlePrinted()) 21390 pw.println(); 21391 pw.println("ContentProvider Authorities:"); 21392 printedSomething = true; 21393 } 21394 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21395 pw.print(" "); pw.println(p.toString()); 21396 if (p.info != null && p.info.applicationInfo != null) { 21397 final String appInfo = p.info.applicationInfo.toString(); 21398 pw.print(" applicationInfo="); pw.println(appInfo); 21399 } 21400 } 21401 } 21402 21403 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21404 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21405 } 21406 21407 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21408 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21409 } 21410 21411 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21412 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21413 } 21414 21415 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21416 if (dumpState.onTitlePrinted()) pw.println(); 21417 pw.println("Package Changes:"); 21418 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21419 final int K = mChangedPackages.size(); 21420 for (int i = 0; i < K; i++) { 21421 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21422 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21423 final int N = changes.size(); 21424 if (N == 0) { 21425 pw.print(" "); pw.println("No packages changed"); 21426 } else { 21427 for (int j = 0; j < N; j++) { 21428 final String pkgName = changes.valueAt(j); 21429 final int sequenceNumber = changes.keyAt(j); 21430 pw.print(" "); 21431 pw.print("seq="); 21432 pw.print(sequenceNumber); 21433 pw.print(", package="); 21434 pw.println(pkgName); 21435 } 21436 } 21437 } 21438 } 21439 21440 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21441 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21442 } 21443 21444 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21445 // XXX should handle packageName != null by dumping only install data that 21446 // the given package is involved with. 21447 if (dumpState.onTitlePrinted()) pw.println(); 21448 21449 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21450 ipw.println(); 21451 ipw.println("Frozen packages:"); 21452 ipw.increaseIndent(); 21453 if (mFrozenPackages.size() == 0) { 21454 ipw.println("(none)"); 21455 } else { 21456 for (int i = 0; i < mFrozenPackages.size(); i++) { 21457 ipw.println(mFrozenPackages.valueAt(i)); 21458 } 21459 } 21460 ipw.decreaseIndent(); 21461 } 21462 21463 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21464 if (dumpState.onTitlePrinted()) pw.println(); 21465 21466 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21467 ipw.println(); 21468 ipw.println("Loaded volumes:"); 21469 ipw.increaseIndent(); 21470 if (mLoadedVolumes.size() == 0) { 21471 ipw.println("(none)"); 21472 } else { 21473 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21474 ipw.println(mLoadedVolumes.valueAt(i)); 21475 } 21476 } 21477 ipw.decreaseIndent(); 21478 } 21479 21480 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21481 && packageName == null) { 21482 if (dumpState.onTitlePrinted()) pw.println(); 21483 pw.println("Service permissions:"); 21484 21485 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21486 while (filterIterator.hasNext()) { 21487 final ServiceIntentInfo info = filterIterator.next(); 21488 final ServiceInfo serviceInfo = info.service.info; 21489 final String permission = serviceInfo.permission; 21490 if (permission != null) { 21491 pw.print(" "); 21492 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21493 pw.print(": "); 21494 pw.println(permission); 21495 } 21496 } 21497 } 21498 21499 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21500 if (dumpState.onTitlePrinted()) pw.println(); 21501 dumpDexoptStateLPr(pw, packageName); 21502 } 21503 21504 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21505 if (dumpState.onTitlePrinted()) pw.println(); 21506 dumpCompilerStatsLPr(pw, packageName); 21507 } 21508 21509 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21510 if (dumpState.onTitlePrinted()) pw.println(); 21511 mSettings.dumpReadMessagesLPr(pw, dumpState); 21512 21513 pw.println(); 21514 pw.println("Package warning messages:"); 21515 dumpCriticalInfo(pw, null); 21516 } 21517 21518 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21519 dumpCriticalInfo(pw, "msg,"); 21520 } 21521 } 21522 21523 // PackageInstaller should be called outside of mPackages lock 21524 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21525 // XXX should handle packageName != null by dumping only install data that 21526 // the given package is involved with. 21527 if (dumpState.onTitlePrinted()) pw.println(); 21528 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21529 } 21530 } 21531 21532 private void dumpProto(FileDescriptor fd) { 21533 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21534 21535 synchronized (mPackages) { 21536 final long requiredVerifierPackageToken = 21537 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21538 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21539 proto.write( 21540 PackageServiceDumpProto.PackageShortProto.UID, 21541 getPackageUid( 21542 mRequiredVerifierPackage, 21543 MATCH_DEBUG_TRIAGED_MISSING, 21544 UserHandle.USER_SYSTEM)); 21545 proto.end(requiredVerifierPackageToken); 21546 21547 if (mIntentFilterVerifierComponent != null) { 21548 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21549 final long verifierPackageToken = 21550 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21551 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21552 proto.write( 21553 PackageServiceDumpProto.PackageShortProto.UID, 21554 getPackageUid( 21555 verifierPackageName, 21556 MATCH_DEBUG_TRIAGED_MISSING, 21557 UserHandle.USER_SYSTEM)); 21558 proto.end(verifierPackageToken); 21559 } 21560 21561 dumpSharedLibrariesProto(proto); 21562 dumpFeaturesProto(proto); 21563 mSettings.dumpPackagesProto(proto); 21564 mSettings.dumpSharedUsersProto(proto); 21565 dumpCriticalInfo(proto); 21566 } 21567 proto.flush(); 21568 } 21569 21570 private void dumpFeaturesProto(ProtoOutputStream proto) { 21571 synchronized (mAvailableFeatures) { 21572 final int count = mAvailableFeatures.size(); 21573 for (int i = 0; i < count; i++) { 21574 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21575 } 21576 } 21577 } 21578 21579 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21580 final int count = mSharedLibraries.size(); 21581 for (int i = 0; i < count; i++) { 21582 final String libName = mSharedLibraries.keyAt(i); 21583 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21584 if (versionedLib == null) { 21585 continue; 21586 } 21587 final int versionCount = versionedLib.size(); 21588 for (int j = 0; j < versionCount; j++) { 21589 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21590 final long sharedLibraryToken = 21591 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21592 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21593 final boolean isJar = (libEntry.path != null); 21594 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21595 if (isJar) { 21596 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21597 } else { 21598 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21599 } 21600 proto.end(sharedLibraryToken); 21601 } 21602 } 21603 } 21604 21605 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21606 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21607 ipw.println(); 21608 ipw.println("Dexopt state:"); 21609 ipw.increaseIndent(); 21610 Collection<PackageParser.Package> packages = null; 21611 if (packageName != null) { 21612 PackageParser.Package targetPackage = mPackages.get(packageName); 21613 if (targetPackage != null) { 21614 packages = Collections.singletonList(targetPackage); 21615 } else { 21616 ipw.println("Unable to find package: " + packageName); 21617 return; 21618 } 21619 } else { 21620 packages = mPackages.values(); 21621 } 21622 21623 for (PackageParser.Package pkg : packages) { 21624 ipw.println("[" + pkg.packageName + "]"); 21625 ipw.increaseIndent(); 21626 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21627 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21628 ipw.decreaseIndent(); 21629 } 21630 } 21631 21632 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21633 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21634 ipw.println(); 21635 ipw.println("Compiler stats:"); 21636 ipw.increaseIndent(); 21637 Collection<PackageParser.Package> packages = null; 21638 if (packageName != null) { 21639 PackageParser.Package targetPackage = mPackages.get(packageName); 21640 if (targetPackage != null) { 21641 packages = Collections.singletonList(targetPackage); 21642 } else { 21643 ipw.println("Unable to find package: " + packageName); 21644 return; 21645 } 21646 } else { 21647 packages = mPackages.values(); 21648 } 21649 21650 for (PackageParser.Package pkg : packages) { 21651 ipw.println("[" + pkg.packageName + "]"); 21652 ipw.increaseIndent(); 21653 21654 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21655 if (stats == null) { 21656 ipw.println("(No recorded stats)"); 21657 } else { 21658 stats.dump(ipw); 21659 } 21660 ipw.decreaseIndent(); 21661 } 21662 } 21663 21664 private String dumpDomainString(String packageName) { 21665 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21666 .getList(); 21667 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21668 21669 ArraySet<String> result = new ArraySet<>(); 21670 if (iviList.size() > 0) { 21671 for (IntentFilterVerificationInfo ivi : iviList) { 21672 for (String host : ivi.getDomains()) { 21673 result.add(host); 21674 } 21675 } 21676 } 21677 if (filters != null && filters.size() > 0) { 21678 for (IntentFilter filter : filters) { 21679 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21680 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21681 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21682 result.addAll(filter.getHostsList()); 21683 } 21684 } 21685 } 21686 21687 StringBuilder sb = new StringBuilder(result.size() * 16); 21688 for (String domain : result) { 21689 if (sb.length() > 0) sb.append(" "); 21690 sb.append(domain); 21691 } 21692 return sb.toString(); 21693 } 21694 21695 // ------- apps on sdcard specific code ------- 21696 static final boolean DEBUG_SD_INSTALL = false; 21697 21698 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21699 21700 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21701 21702 private boolean mMediaMounted = false; 21703 21704 static String getEncryptKey() { 21705 try { 21706 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21707 SD_ENCRYPTION_KEYSTORE_NAME); 21708 if (sdEncKey == null) { 21709 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21710 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21711 if (sdEncKey == null) { 21712 Slog.e(TAG, "Failed to create encryption keys"); 21713 return null; 21714 } 21715 } 21716 return sdEncKey; 21717 } catch (NoSuchAlgorithmException nsae) { 21718 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21719 return null; 21720 } catch (IOException ioe) { 21721 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21722 return null; 21723 } 21724 } 21725 21726 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21727 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21728 final int size = infos.size(); 21729 final String[] packageNames = new String[size]; 21730 final int[] packageUids = new int[size]; 21731 for (int i = 0; i < size; i++) { 21732 final ApplicationInfo info = infos.get(i); 21733 packageNames[i] = info.packageName; 21734 packageUids[i] = info.uid; 21735 } 21736 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21737 finishedReceiver); 21738 } 21739 21740 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21741 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21742 sendResourcesChangedBroadcast(mediaStatus, replacing, 21743 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21744 } 21745 21746 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21747 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21748 int size = pkgList.length; 21749 if (size > 0) { 21750 // Send broadcasts here 21751 Bundle extras = new Bundle(); 21752 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21753 if (uidArr != null) { 21754 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21755 } 21756 if (replacing) { 21757 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21758 } 21759 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21760 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21761 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21762 } 21763 } 21764 21765 private void loadPrivatePackages(final VolumeInfo vol) { 21766 mHandler.post(new Runnable() { 21767 @Override 21768 public void run() { 21769 loadPrivatePackagesInner(vol); 21770 } 21771 }); 21772 } 21773 21774 private void loadPrivatePackagesInner(VolumeInfo vol) { 21775 final String volumeUuid = vol.fsUuid; 21776 if (TextUtils.isEmpty(volumeUuid)) { 21777 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21778 return; 21779 } 21780 21781 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21782 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21783 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21784 21785 final VersionInfo ver; 21786 final List<PackageSetting> packages; 21787 synchronized (mPackages) { 21788 ver = mSettings.findOrCreateVersion(volumeUuid); 21789 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21790 } 21791 21792 for (PackageSetting ps : packages) { 21793 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21794 synchronized (mInstallLock) { 21795 final PackageParser.Package pkg; 21796 try { 21797 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21798 loaded.add(pkg.applicationInfo); 21799 21800 } catch (PackageManagerException e) { 21801 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21802 } 21803 21804 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21805 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21806 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21807 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21808 } 21809 } 21810 } 21811 21812 // Reconcile app data for all started/unlocked users 21813 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21814 final UserManager um = mContext.getSystemService(UserManager.class); 21815 UserManagerInternal umInternal = getUserManagerInternal(); 21816 for (UserInfo user : um.getUsers()) { 21817 final int flags; 21818 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21819 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21820 } else if (umInternal.isUserRunning(user.id)) { 21821 flags = StorageManager.FLAG_STORAGE_DE; 21822 } else { 21823 continue; 21824 } 21825 21826 try { 21827 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21828 synchronized (mInstallLock) { 21829 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21830 } 21831 } catch (IllegalStateException e) { 21832 // Device was probably ejected, and we'll process that event momentarily 21833 Slog.w(TAG, "Failed to prepare storage: " + e); 21834 } 21835 } 21836 21837 synchronized (mPackages) { 21838 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21839 if (sdkUpdated) { 21840 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21841 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21842 } 21843 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21844 mPermissionCallback); 21845 21846 // Yay, everything is now upgraded 21847 ver.forceCurrent(); 21848 21849 mSettings.writeLPr(); 21850 } 21851 21852 for (PackageFreezer freezer : freezers) { 21853 freezer.close(); 21854 } 21855 21856 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21857 sendResourcesChangedBroadcast(true, false, loaded, null); 21858 mLoadedVolumes.add(vol.getId()); 21859 } 21860 21861 private void unloadPrivatePackages(final VolumeInfo vol) { 21862 mHandler.post(new Runnable() { 21863 @Override 21864 public void run() { 21865 unloadPrivatePackagesInner(vol); 21866 } 21867 }); 21868 } 21869 21870 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21871 final String volumeUuid = vol.fsUuid; 21872 if (TextUtils.isEmpty(volumeUuid)) { 21873 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21874 return; 21875 } 21876 21877 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21878 synchronized (mInstallLock) { 21879 synchronized (mPackages) { 21880 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21881 for (PackageSetting ps : packages) { 21882 if (ps.pkg == null) continue; 21883 21884 final ApplicationInfo info = ps.pkg.applicationInfo; 21885 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21886 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21887 21888 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21889 "unloadPrivatePackagesInner")) { 21890 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21891 false, null)) { 21892 unloaded.add(info); 21893 } else { 21894 Slog.w(TAG, "Failed to unload " + ps.codePath); 21895 } 21896 } 21897 21898 // Try very hard to release any references to this package 21899 // so we don't risk the system server being killed due to 21900 // open FDs 21901 AttributeCache.instance().removePackage(ps.name); 21902 } 21903 21904 mSettings.writeLPr(); 21905 } 21906 } 21907 21908 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21909 sendResourcesChangedBroadcast(false, false, unloaded, null); 21910 mLoadedVolumes.remove(vol.getId()); 21911 21912 // Try very hard to release any references to this path so we don't risk 21913 // the system server being killed due to open FDs 21914 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21915 21916 for (int i = 0; i < 3; i++) { 21917 System.gc(); 21918 System.runFinalization(); 21919 } 21920 } 21921 21922 private void assertPackageKnown(String volumeUuid, String packageName) 21923 throws PackageManagerException { 21924 synchronized (mPackages) { 21925 // Normalize package name to handle renamed packages 21926 packageName = normalizePackageNameLPr(packageName); 21927 21928 final PackageSetting ps = mSettings.mPackages.get(packageName); 21929 if (ps == null) { 21930 throw new PackageManagerException("Package " + packageName + " is unknown"); 21931 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21932 throw new PackageManagerException( 21933 "Package " + packageName + " found on unknown volume " + volumeUuid 21934 + "; expected volume " + ps.volumeUuid); 21935 } 21936 } 21937 } 21938 21939 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21940 throws PackageManagerException { 21941 synchronized (mPackages) { 21942 // Normalize package name to handle renamed packages 21943 packageName = normalizePackageNameLPr(packageName); 21944 21945 final PackageSetting ps = mSettings.mPackages.get(packageName); 21946 if (ps == null) { 21947 throw new PackageManagerException("Package " + packageName + " is unknown"); 21948 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21949 throw new PackageManagerException( 21950 "Package " + packageName + " found on unknown volume " + volumeUuid 21951 + "; expected volume " + ps.volumeUuid); 21952 } else if (!ps.getInstalled(userId)) { 21953 throw new PackageManagerException( 21954 "Package " + packageName + " not installed for user " + userId); 21955 } 21956 } 21957 } 21958 21959 private List<String> collectAbsoluteCodePaths() { 21960 synchronized (mPackages) { 21961 List<String> codePaths = new ArrayList<>(); 21962 final int packageCount = mSettings.mPackages.size(); 21963 for (int i = 0; i < packageCount; i++) { 21964 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21965 codePaths.add(ps.codePath.getAbsolutePath()); 21966 } 21967 return codePaths; 21968 } 21969 } 21970 21971 /** 21972 * Examine all apps present on given mounted volume, and destroy apps that 21973 * aren't expected, either due to uninstallation or reinstallation on 21974 * another volume. 21975 */ 21976 private void reconcileApps(String volumeUuid) { 21977 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21978 List<File> filesToDelete = null; 21979 21980 final File[] files = FileUtils.listFilesOrEmpty( 21981 Environment.getDataAppDirectory(volumeUuid)); 21982 for (File file : files) { 21983 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21984 && !PackageInstallerService.isStageName(file.getName()); 21985 if (!isPackage) { 21986 // Ignore entries which are not packages 21987 continue; 21988 } 21989 21990 String absolutePath = file.getAbsolutePath(); 21991 21992 boolean pathValid = false; 21993 final int absoluteCodePathCount = absoluteCodePaths.size(); 21994 for (int i = 0; i < absoluteCodePathCount; i++) { 21995 String absoluteCodePath = absoluteCodePaths.get(i); 21996 if (absolutePath.startsWith(absoluteCodePath)) { 21997 pathValid = true; 21998 break; 21999 } 22000 } 22001 22002 if (!pathValid) { 22003 if (filesToDelete == null) { 22004 filesToDelete = new ArrayList<>(); 22005 } 22006 filesToDelete.add(file); 22007 } 22008 } 22009 22010 if (filesToDelete != null) { 22011 final int fileToDeleteCount = filesToDelete.size(); 22012 for (int i = 0; i < fileToDeleteCount; i++) { 22013 File fileToDelete = filesToDelete.get(i); 22014 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22015 synchronized (mInstallLock) { 22016 removeCodePathLI(fileToDelete); 22017 } 22018 } 22019 } 22020 } 22021 22022 /** 22023 * Reconcile all app data for the given user. 22024 * <p> 22025 * Verifies that directories exist and that ownership and labeling is 22026 * correct for all installed apps on all mounted volumes. 22027 */ 22028 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22029 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22030 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22031 final String volumeUuid = vol.getFsUuid(); 22032 synchronized (mInstallLock) { 22033 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22034 } 22035 } 22036 } 22037 22038 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22039 boolean migrateAppData) { 22040 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22041 } 22042 22043 /** 22044 * Reconcile all app data on given mounted volume. 22045 * <p> 22046 * Destroys app data that isn't expected, either due to uninstallation or 22047 * reinstallation on another volume. 22048 * <p> 22049 * Verifies that directories exist and that ownership and labeling is 22050 * correct for all installed apps. 22051 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22052 */ 22053 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22054 boolean migrateAppData, boolean onlyCoreApps) { 22055 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22056 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22057 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22058 22059 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22060 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22061 22062 // First look for stale data that doesn't belong, and check if things 22063 // have changed since we did our last restorecon 22064 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22065 if (StorageManager.isFileEncryptedNativeOrEmulated() 22066 && !StorageManager.isUserKeyUnlocked(userId)) { 22067 throw new RuntimeException( 22068 "Yikes, someone asked us to reconcile CE storage while " + userId 22069 + " was still locked; this would have caused massive data loss!"); 22070 } 22071 22072 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22073 for (File file : files) { 22074 final String packageName = file.getName(); 22075 try { 22076 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22077 } catch (PackageManagerException e) { 22078 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22079 try { 22080 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22081 StorageManager.FLAG_STORAGE_CE, 0); 22082 } catch (InstallerException e2) { 22083 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22084 } 22085 } 22086 } 22087 } 22088 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22089 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22090 for (File file : files) { 22091 final String packageName = file.getName(); 22092 try { 22093 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22094 } catch (PackageManagerException e) { 22095 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22096 try { 22097 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22098 StorageManager.FLAG_STORAGE_DE, 0); 22099 } catch (InstallerException e2) { 22100 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22101 } 22102 } 22103 } 22104 } 22105 22106 // Ensure that data directories are ready to roll for all packages 22107 // installed for this volume and user 22108 final List<PackageSetting> packages; 22109 synchronized (mPackages) { 22110 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22111 } 22112 int preparedCount = 0; 22113 for (PackageSetting ps : packages) { 22114 final String packageName = ps.name; 22115 if (ps.pkg == null) { 22116 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22117 // TODO: might be due to legacy ASEC apps; we should circle back 22118 // and reconcile again once they're scanned 22119 continue; 22120 } 22121 // Skip non-core apps if requested 22122 if (onlyCoreApps && !ps.pkg.coreApp) { 22123 result.add(packageName); 22124 continue; 22125 } 22126 22127 if (ps.getInstalled(userId)) { 22128 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22129 preparedCount++; 22130 } 22131 } 22132 22133 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22134 return result; 22135 } 22136 22137 /** 22138 * Prepare app data for the given app just after it was installed or 22139 * upgraded. This method carefully only touches users that it's installed 22140 * for, and it forces a restorecon to handle any seinfo changes. 22141 * <p> 22142 * Verifies that directories exist and that ownership and labeling is 22143 * correct for all installed apps. If there is an ownership mismatch, it 22144 * will try recovering system apps by wiping data; third-party app data is 22145 * left intact. 22146 * <p> 22147 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22148 */ 22149 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22150 final PackageSetting ps; 22151 synchronized (mPackages) { 22152 ps = mSettings.mPackages.get(pkg.packageName); 22153 mSettings.writeKernelMappingLPr(ps); 22154 } 22155 22156 final UserManager um = mContext.getSystemService(UserManager.class); 22157 UserManagerInternal umInternal = getUserManagerInternal(); 22158 for (UserInfo user : um.getUsers()) { 22159 final int flags; 22160 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22161 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22162 } else if (umInternal.isUserRunning(user.id)) { 22163 flags = StorageManager.FLAG_STORAGE_DE; 22164 } else { 22165 continue; 22166 } 22167 22168 if (ps.getInstalled(user.id)) { 22169 // TODO: when user data is locked, mark that we're still dirty 22170 prepareAppDataLIF(pkg, user.id, flags); 22171 } 22172 } 22173 } 22174 22175 /** 22176 * Prepare app data for the given app. 22177 * <p> 22178 * Verifies that directories exist and that ownership and labeling is 22179 * correct for all installed apps. If there is an ownership mismatch, this 22180 * will try recovering system apps by wiping data; third-party app data is 22181 * left intact. 22182 */ 22183 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22184 if (pkg == null) { 22185 Slog.wtf(TAG, "Package was null!", new Throwable()); 22186 return; 22187 } 22188 prepareAppDataLeafLIF(pkg, userId, flags); 22189 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22190 for (int i = 0; i < childCount; i++) { 22191 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22192 } 22193 } 22194 22195 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22196 boolean maybeMigrateAppData) { 22197 prepareAppDataLIF(pkg, userId, flags); 22198 22199 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22200 // We may have just shuffled around app data directories, so 22201 // prepare them one more time 22202 prepareAppDataLIF(pkg, userId, flags); 22203 } 22204 } 22205 22206 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22207 if (DEBUG_APP_DATA) { 22208 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22209 + Integer.toHexString(flags)); 22210 } 22211 22212 final String volumeUuid = pkg.volumeUuid; 22213 final String packageName = pkg.packageName; 22214 final ApplicationInfo app = pkg.applicationInfo; 22215 final int appId = UserHandle.getAppId(app.uid); 22216 22217 Preconditions.checkNotNull(app.seInfo); 22218 22219 long ceDataInode = -1; 22220 try { 22221 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22222 appId, app.seInfo, app.targetSdkVersion); 22223 } catch (InstallerException e) { 22224 if (app.isSystemApp()) { 22225 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22226 + ", but trying to recover: " + e); 22227 destroyAppDataLeafLIF(pkg, userId, flags); 22228 try { 22229 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22230 appId, app.seInfo, app.targetSdkVersion); 22231 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22232 } catch (InstallerException e2) { 22233 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22234 } 22235 } else { 22236 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22237 } 22238 } 22239 // Prepare the application profiles. 22240 mArtManagerService.prepareAppProfiles(pkg, userId); 22241 22242 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22243 // TODO: mark this structure as dirty so we persist it! 22244 synchronized (mPackages) { 22245 final PackageSetting ps = mSettings.mPackages.get(packageName); 22246 if (ps != null) { 22247 ps.setCeDataInode(ceDataInode, userId); 22248 } 22249 } 22250 } 22251 22252 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22253 } 22254 22255 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22256 if (pkg == null) { 22257 Slog.wtf(TAG, "Package was null!", new Throwable()); 22258 return; 22259 } 22260 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22261 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22262 for (int i = 0; i < childCount; i++) { 22263 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22264 } 22265 } 22266 22267 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22268 final String volumeUuid = pkg.volumeUuid; 22269 final String packageName = pkg.packageName; 22270 final ApplicationInfo app = pkg.applicationInfo; 22271 22272 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22273 // Create a native library symlink only if we have native libraries 22274 // and if the native libraries are 32 bit libraries. We do not provide 22275 // this symlink for 64 bit libraries. 22276 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22277 final String nativeLibPath = app.nativeLibraryDir; 22278 try { 22279 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22280 nativeLibPath, userId); 22281 } catch (InstallerException e) { 22282 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22283 } 22284 } 22285 } 22286 } 22287 22288 /** 22289 * For system apps on non-FBE devices, this method migrates any existing 22290 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22291 * requested by the app. 22292 */ 22293 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22294 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22295 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22296 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22297 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22298 try { 22299 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22300 storageTarget); 22301 } catch (InstallerException e) { 22302 logCriticalInfo(Log.WARN, 22303 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22304 } 22305 return true; 22306 } else { 22307 return false; 22308 } 22309 } 22310 22311 public PackageFreezer freezePackage(String packageName, String killReason) { 22312 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22313 } 22314 22315 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22316 return new PackageFreezer(packageName, userId, killReason); 22317 } 22318 22319 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22320 String killReason) { 22321 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22322 } 22323 22324 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22325 String killReason) { 22326 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22327 return new PackageFreezer(); 22328 } else { 22329 return freezePackage(packageName, userId, killReason); 22330 } 22331 } 22332 22333 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22334 String killReason) { 22335 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22336 } 22337 22338 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22339 String killReason) { 22340 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22341 return new PackageFreezer(); 22342 } else { 22343 return freezePackage(packageName, userId, killReason); 22344 } 22345 } 22346 22347 /** 22348 * Class that freezes and kills the given package upon creation, and 22349 * unfreezes it upon closing. This is typically used when doing surgery on 22350 * app code/data to prevent the app from running while you're working. 22351 */ 22352 private class PackageFreezer implements AutoCloseable { 22353 private final String mPackageName; 22354 private final PackageFreezer[] mChildren; 22355 22356 private final boolean mWeFroze; 22357 22358 private final AtomicBoolean mClosed = new AtomicBoolean(); 22359 private final CloseGuard mCloseGuard = CloseGuard.get(); 22360 22361 /** 22362 * Create and return a stub freezer that doesn't actually do anything, 22363 * typically used when someone requested 22364 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22365 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22366 */ 22367 public PackageFreezer() { 22368 mPackageName = null; 22369 mChildren = null; 22370 mWeFroze = false; 22371 mCloseGuard.open("close"); 22372 } 22373 22374 public PackageFreezer(String packageName, int userId, String killReason) { 22375 synchronized (mPackages) { 22376 mPackageName = packageName; 22377 mWeFroze = mFrozenPackages.add(mPackageName); 22378 22379 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22380 if (ps != null) { 22381 killApplication(ps.name, ps.appId, userId, killReason); 22382 } 22383 22384 final PackageParser.Package p = mPackages.get(packageName); 22385 if (p != null && p.childPackages != null) { 22386 final int N = p.childPackages.size(); 22387 mChildren = new PackageFreezer[N]; 22388 for (int i = 0; i < N; i++) { 22389 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22390 userId, killReason); 22391 } 22392 } else { 22393 mChildren = null; 22394 } 22395 } 22396 mCloseGuard.open("close"); 22397 } 22398 22399 @Override 22400 protected void finalize() throws Throwable { 22401 try { 22402 if (mCloseGuard != null) { 22403 mCloseGuard.warnIfOpen(); 22404 } 22405 22406 close(); 22407 } finally { 22408 super.finalize(); 22409 } 22410 } 22411 22412 @Override 22413 public void close() { 22414 mCloseGuard.close(); 22415 if (mClosed.compareAndSet(false, true)) { 22416 synchronized (mPackages) { 22417 if (mWeFroze) { 22418 mFrozenPackages.remove(mPackageName); 22419 } 22420 22421 if (mChildren != null) { 22422 for (PackageFreezer freezer : mChildren) { 22423 freezer.close(); 22424 } 22425 } 22426 } 22427 } 22428 } 22429 } 22430 22431 /** 22432 * Verify that given package is currently frozen. 22433 */ 22434 private void checkPackageFrozen(String packageName) { 22435 synchronized (mPackages) { 22436 if (!mFrozenPackages.contains(packageName)) { 22437 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22438 } 22439 } 22440 } 22441 22442 @Override 22443 public int movePackage(final String packageName, final String volumeUuid) { 22444 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22445 22446 final int callingUid = Binder.getCallingUid(); 22447 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22448 final int moveId = mNextMoveId.getAndIncrement(); 22449 mHandler.post(new Runnable() { 22450 @Override 22451 public void run() { 22452 try { 22453 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22454 } catch (PackageManagerException e) { 22455 Slog.w(TAG, "Failed to move " + packageName, e); 22456 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22457 } 22458 } 22459 }); 22460 return moveId; 22461 } 22462 22463 private void movePackageInternal(final String packageName, final String volumeUuid, 22464 final int moveId, final int callingUid, UserHandle user) 22465 throws PackageManagerException { 22466 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22467 final PackageManager pm = mContext.getPackageManager(); 22468 22469 final boolean currentAsec; 22470 final String currentVolumeUuid; 22471 final File codeFile; 22472 final String installerPackageName; 22473 final String packageAbiOverride; 22474 final int appId; 22475 final String seinfo; 22476 final String label; 22477 final int targetSdkVersion; 22478 final PackageFreezer freezer; 22479 final int[] installedUserIds; 22480 22481 // reader 22482 synchronized (mPackages) { 22483 final PackageParser.Package pkg = mPackages.get(packageName); 22484 final PackageSetting ps = mSettings.mPackages.get(packageName); 22485 if (pkg == null 22486 || ps == null 22487 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22488 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22489 } 22490 if (pkg.applicationInfo.isSystemApp()) { 22491 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22492 "Cannot move system application"); 22493 } 22494 22495 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22496 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22497 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22498 if (isInternalStorage && !allow3rdPartyOnInternal) { 22499 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22500 "3rd party apps are not allowed on internal storage"); 22501 } 22502 22503 if (pkg.applicationInfo.isExternalAsec()) { 22504 currentAsec = true; 22505 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22506 } else if (pkg.applicationInfo.isForwardLocked()) { 22507 currentAsec = true; 22508 currentVolumeUuid = "forward_locked"; 22509 } else { 22510 currentAsec = false; 22511 currentVolumeUuid = ps.volumeUuid; 22512 22513 final File probe = new File(pkg.codePath); 22514 final File probeOat = new File(probe, "oat"); 22515 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22516 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22517 "Move only supported for modern cluster style installs"); 22518 } 22519 } 22520 22521 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22522 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22523 "Package already moved to " + volumeUuid); 22524 } 22525 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22526 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22527 "Device admin cannot be moved"); 22528 } 22529 22530 if (mFrozenPackages.contains(packageName)) { 22531 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22532 "Failed to move already frozen package"); 22533 } 22534 22535 codeFile = new File(pkg.codePath); 22536 installerPackageName = ps.installerPackageName; 22537 packageAbiOverride = ps.cpuAbiOverrideString; 22538 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22539 seinfo = pkg.applicationInfo.seInfo; 22540 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22541 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22542 freezer = freezePackage(packageName, "movePackageInternal"); 22543 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22544 } 22545 22546 final Bundle extras = new Bundle(); 22547 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22548 extras.putString(Intent.EXTRA_TITLE, label); 22549 mMoveCallbacks.notifyCreated(moveId, extras); 22550 22551 int installFlags; 22552 final boolean moveCompleteApp; 22553 final File measurePath; 22554 22555 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22556 installFlags = INSTALL_INTERNAL; 22557 moveCompleteApp = !currentAsec; 22558 measurePath = Environment.getDataAppDirectory(volumeUuid); 22559 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22560 installFlags = INSTALL_EXTERNAL; 22561 moveCompleteApp = false; 22562 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22563 } else { 22564 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22565 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22566 || !volume.isMountedWritable()) { 22567 freezer.close(); 22568 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22569 "Move location not mounted private volume"); 22570 } 22571 22572 Preconditions.checkState(!currentAsec); 22573 22574 installFlags = INSTALL_INTERNAL; 22575 moveCompleteApp = true; 22576 measurePath = Environment.getDataAppDirectory(volumeUuid); 22577 } 22578 22579 // If we're moving app data around, we need all the users unlocked 22580 if (moveCompleteApp) { 22581 for (int userId : installedUserIds) { 22582 if (StorageManager.isFileEncryptedNativeOrEmulated() 22583 && !StorageManager.isUserKeyUnlocked(userId)) { 22584 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22585 "User " + userId + " must be unlocked"); 22586 } 22587 } 22588 } 22589 22590 final PackageStats stats = new PackageStats(null, -1); 22591 synchronized (mInstaller) { 22592 for (int userId : installedUserIds) { 22593 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22594 freezer.close(); 22595 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22596 "Failed to measure package size"); 22597 } 22598 } 22599 } 22600 22601 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22602 + stats.dataSize); 22603 22604 final long startFreeBytes = measurePath.getUsableSpace(); 22605 final long sizeBytes; 22606 if (moveCompleteApp) { 22607 sizeBytes = stats.codeSize + stats.dataSize; 22608 } else { 22609 sizeBytes = stats.codeSize; 22610 } 22611 22612 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22613 freezer.close(); 22614 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22615 "Not enough free space to move"); 22616 } 22617 22618 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22619 22620 final CountDownLatch installedLatch = new CountDownLatch(1); 22621 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22622 @Override 22623 public void onUserActionRequired(Intent intent) throws RemoteException { 22624 throw new IllegalStateException(); 22625 } 22626 22627 @Override 22628 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22629 Bundle extras) throws RemoteException { 22630 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22631 + PackageManager.installStatusToString(returnCode, msg)); 22632 22633 installedLatch.countDown(); 22634 freezer.close(); 22635 22636 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22637 switch (status) { 22638 case PackageInstaller.STATUS_SUCCESS: 22639 mMoveCallbacks.notifyStatusChanged(moveId, 22640 PackageManager.MOVE_SUCCEEDED); 22641 break; 22642 case PackageInstaller.STATUS_FAILURE_STORAGE: 22643 mMoveCallbacks.notifyStatusChanged(moveId, 22644 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22645 break; 22646 default: 22647 mMoveCallbacks.notifyStatusChanged(moveId, 22648 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22649 break; 22650 } 22651 } 22652 }; 22653 22654 final MoveInfo move; 22655 if (moveCompleteApp) { 22656 // Kick off a thread to report progress estimates 22657 new Thread() { 22658 @Override 22659 public void run() { 22660 while (true) { 22661 try { 22662 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22663 break; 22664 } 22665 } catch (InterruptedException ignored) { 22666 } 22667 22668 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22669 final int progress = 10 + (int) MathUtils.constrain( 22670 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22671 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22672 } 22673 } 22674 }.start(); 22675 22676 final String dataAppName = codeFile.getName(); 22677 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22678 dataAppName, appId, seinfo, targetSdkVersion); 22679 } else { 22680 move = null; 22681 } 22682 22683 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22684 22685 final Message msg = mHandler.obtainMessage(INIT_COPY); 22686 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22687 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22688 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22689 packageAbiOverride, null /*grantedPermissions*/, 22690 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22691 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22692 msg.obj = params; 22693 22694 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22695 System.identityHashCode(msg.obj)); 22696 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22697 System.identityHashCode(msg.obj)); 22698 22699 mHandler.sendMessage(msg); 22700 } 22701 22702 @Override 22703 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22704 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22705 22706 final int realMoveId = mNextMoveId.getAndIncrement(); 22707 final Bundle extras = new Bundle(); 22708 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22709 mMoveCallbacks.notifyCreated(realMoveId, extras); 22710 22711 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22712 @Override 22713 public void onCreated(int moveId, Bundle extras) { 22714 // Ignored 22715 } 22716 22717 @Override 22718 public void onStatusChanged(int moveId, int status, long estMillis) { 22719 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22720 } 22721 }; 22722 22723 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22724 storage.setPrimaryStorageUuid(volumeUuid, callback); 22725 return realMoveId; 22726 } 22727 22728 @Override 22729 public int getMoveStatus(int moveId) { 22730 mContext.enforceCallingOrSelfPermission( 22731 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22732 return mMoveCallbacks.mLastStatus.get(moveId); 22733 } 22734 22735 @Override 22736 public void registerMoveCallback(IPackageMoveObserver callback) { 22737 mContext.enforceCallingOrSelfPermission( 22738 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22739 mMoveCallbacks.register(callback); 22740 } 22741 22742 @Override 22743 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22744 mContext.enforceCallingOrSelfPermission( 22745 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22746 mMoveCallbacks.unregister(callback); 22747 } 22748 22749 @Override 22750 public boolean setInstallLocation(int loc) { 22751 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22752 null); 22753 if (getInstallLocation() == loc) { 22754 return true; 22755 } 22756 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22757 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22758 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22759 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22760 return true; 22761 } 22762 return false; 22763 } 22764 22765 @Override 22766 public int getInstallLocation() { 22767 // allow instant app access 22768 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22769 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22770 PackageHelper.APP_INSTALL_AUTO); 22771 } 22772 22773 /** Called by UserManagerService */ 22774 void cleanUpUser(UserManagerService userManager, int userHandle) { 22775 synchronized (mPackages) { 22776 mDirtyUsers.remove(userHandle); 22777 mUserNeedsBadging.delete(userHandle); 22778 mSettings.removeUserLPw(userHandle); 22779 mPendingBroadcasts.remove(userHandle); 22780 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22781 removeUnusedPackagesLPw(userManager, userHandle); 22782 } 22783 } 22784 22785 /** 22786 * We're removing userHandle and would like to remove any downloaded packages 22787 * that are no longer in use by any other user. 22788 * @param userHandle the user being removed 22789 */ 22790 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22791 final boolean DEBUG_CLEAN_APKS = false; 22792 int [] users = userManager.getUserIds(); 22793 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22794 while (psit.hasNext()) { 22795 PackageSetting ps = psit.next(); 22796 if (ps.pkg == null) { 22797 continue; 22798 } 22799 final String packageName = ps.pkg.packageName; 22800 // Skip over if system app 22801 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22802 continue; 22803 } 22804 if (DEBUG_CLEAN_APKS) { 22805 Slog.i(TAG, "Checking package " + packageName); 22806 } 22807 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22808 if (keep) { 22809 if (DEBUG_CLEAN_APKS) { 22810 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22811 } 22812 } else { 22813 for (int i = 0; i < users.length; i++) { 22814 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22815 keep = true; 22816 if (DEBUG_CLEAN_APKS) { 22817 Slog.i(TAG, " Keeping package " + packageName + " for user " 22818 + users[i]); 22819 } 22820 break; 22821 } 22822 } 22823 } 22824 if (!keep) { 22825 if (DEBUG_CLEAN_APKS) { 22826 Slog.i(TAG, " Removing package " + packageName); 22827 } 22828 mHandler.post(new Runnable() { 22829 public void run() { 22830 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22831 userHandle, 0); 22832 } //end run 22833 }); 22834 } 22835 } 22836 } 22837 22838 /** Called by UserManagerService */ 22839 void createNewUser(int userId, String[] disallowedPackages) { 22840 synchronized (mInstallLock) { 22841 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22842 } 22843 synchronized (mPackages) { 22844 scheduleWritePackageRestrictionsLocked(userId); 22845 scheduleWritePackageListLocked(userId); 22846 applyFactoryDefaultBrowserLPw(userId); 22847 primeDomainVerificationsLPw(userId); 22848 } 22849 } 22850 22851 void onNewUserCreated(final int userId) { 22852 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22853 synchronized(mPackages) { 22854 // If permission review for legacy apps is required, we represent 22855 // dagerous permissions for such apps as always granted runtime 22856 // permissions to keep per user flag state whether review is needed. 22857 // Hence, if a new user is added we have to propagate dangerous 22858 // permission grants for these legacy apps. 22859 if (mSettings.mPermissions.mPermissionReviewRequired) { 22860// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22861 mPermissionManager.updateAllPermissions( 22862 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22863 mPermissionCallback); 22864 } 22865 } 22866 } 22867 22868 @Override 22869 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22870 mContext.enforceCallingOrSelfPermission( 22871 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22872 "Only package verification agents can read the verifier device identity"); 22873 22874 synchronized (mPackages) { 22875 return mSettings.getVerifierDeviceIdentityLPw(); 22876 } 22877 } 22878 22879 @Override 22880 public void setPermissionEnforced(String permission, boolean enforced) { 22881 // TODO: Now that we no longer change GID for storage, this should to away. 22882 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22883 "setPermissionEnforced"); 22884 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22885 synchronized (mPackages) { 22886 if (mSettings.mReadExternalStorageEnforced == null 22887 || mSettings.mReadExternalStorageEnforced != enforced) { 22888 mSettings.mReadExternalStorageEnforced = 22889 enforced ? Boolean.TRUE : Boolean.FALSE; 22890 mSettings.writeLPr(); 22891 } 22892 } 22893 // kill any non-foreground processes so we restart them and 22894 // grant/revoke the GID. 22895 final IActivityManager am = ActivityManager.getService(); 22896 if (am != null) { 22897 final long token = Binder.clearCallingIdentity(); 22898 try { 22899 am.killProcessesBelowForeground("setPermissionEnforcement"); 22900 } catch (RemoteException e) { 22901 } finally { 22902 Binder.restoreCallingIdentity(token); 22903 } 22904 } 22905 } else { 22906 throw new IllegalArgumentException("No selective enforcement for " + permission); 22907 } 22908 } 22909 22910 @Override 22911 @Deprecated 22912 public boolean isPermissionEnforced(String permission) { 22913 // allow instant applications 22914 return true; 22915 } 22916 22917 @Override 22918 public boolean isStorageLow() { 22919 // allow instant applications 22920 final long token = Binder.clearCallingIdentity(); 22921 try { 22922 final DeviceStorageMonitorInternal 22923 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22924 if (dsm != null) { 22925 return dsm.isMemoryLow(); 22926 } else { 22927 return false; 22928 } 22929 } finally { 22930 Binder.restoreCallingIdentity(token); 22931 } 22932 } 22933 22934 @Override 22935 public IPackageInstaller getPackageInstaller() { 22936 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22937 return null; 22938 } 22939 return mInstallerService; 22940 } 22941 22942 @Override 22943 public IArtManager getArtManager() { 22944 return mArtManagerService; 22945 } 22946 22947 private boolean userNeedsBadging(int userId) { 22948 int index = mUserNeedsBadging.indexOfKey(userId); 22949 if (index < 0) { 22950 final UserInfo userInfo; 22951 final long token = Binder.clearCallingIdentity(); 22952 try { 22953 userInfo = sUserManager.getUserInfo(userId); 22954 } finally { 22955 Binder.restoreCallingIdentity(token); 22956 } 22957 final boolean b; 22958 if (userInfo != null && userInfo.isManagedProfile()) { 22959 b = true; 22960 } else { 22961 b = false; 22962 } 22963 mUserNeedsBadging.put(userId, b); 22964 return b; 22965 } 22966 return mUserNeedsBadging.valueAt(index); 22967 } 22968 22969 @Override 22970 public KeySet getKeySetByAlias(String packageName, String alias) { 22971 if (packageName == null || alias == null) { 22972 return null; 22973 } 22974 synchronized(mPackages) { 22975 final PackageParser.Package pkg = mPackages.get(packageName); 22976 if (pkg == null) { 22977 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22978 throw new IllegalArgumentException("Unknown package: " + packageName); 22979 } 22980 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22981 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 22982 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 22983 throw new IllegalArgumentException("Unknown package: " + packageName); 22984 } 22985 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22986 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22987 } 22988 } 22989 22990 @Override 22991 public KeySet getSigningKeySet(String packageName) { 22992 if (packageName == null) { 22993 return null; 22994 } 22995 synchronized(mPackages) { 22996 final int callingUid = Binder.getCallingUid(); 22997 final int callingUserId = UserHandle.getUserId(callingUid); 22998 final PackageParser.Package pkg = mPackages.get(packageName); 22999 if (pkg == null) { 23000 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23001 throw new IllegalArgumentException("Unknown package: " + packageName); 23002 } 23003 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23004 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23005 // filter and pretend the package doesn't exist 23006 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23007 + ", uid:" + callingUid); 23008 throw new IllegalArgumentException("Unknown package: " + packageName); 23009 } 23010 if (pkg.applicationInfo.uid != callingUid 23011 && Process.SYSTEM_UID != callingUid) { 23012 throw new SecurityException("May not access signing KeySet of other apps."); 23013 } 23014 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23015 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23016 } 23017 } 23018 23019 @Override 23020 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23021 final int callingUid = Binder.getCallingUid(); 23022 if (getInstantAppPackageName(callingUid) != null) { 23023 return false; 23024 } 23025 if (packageName == null || ks == null) { 23026 return false; 23027 } 23028 synchronized(mPackages) { 23029 final PackageParser.Package pkg = mPackages.get(packageName); 23030 if (pkg == null 23031 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23032 UserHandle.getUserId(callingUid))) { 23033 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23034 throw new IllegalArgumentException("Unknown package: " + packageName); 23035 } 23036 IBinder ksh = ks.getToken(); 23037 if (ksh instanceof KeySetHandle) { 23038 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23039 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23040 } 23041 return false; 23042 } 23043 } 23044 23045 @Override 23046 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23047 final int callingUid = Binder.getCallingUid(); 23048 if (getInstantAppPackageName(callingUid) != null) { 23049 return false; 23050 } 23051 if (packageName == null || ks == null) { 23052 return false; 23053 } 23054 synchronized(mPackages) { 23055 final PackageParser.Package pkg = mPackages.get(packageName); 23056 if (pkg == null 23057 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23058 UserHandle.getUserId(callingUid))) { 23059 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23060 throw new IllegalArgumentException("Unknown package: " + packageName); 23061 } 23062 IBinder ksh = ks.getToken(); 23063 if (ksh instanceof KeySetHandle) { 23064 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23065 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23066 } 23067 return false; 23068 } 23069 } 23070 23071 private void deletePackageIfUnusedLPr(final String packageName) { 23072 PackageSetting ps = mSettings.mPackages.get(packageName); 23073 if (ps == null) { 23074 return; 23075 } 23076 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23077 // TODO Implement atomic delete if package is unused 23078 // It is currently possible that the package will be deleted even if it is installed 23079 // after this method returns. 23080 mHandler.post(new Runnable() { 23081 public void run() { 23082 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23083 0, PackageManager.DELETE_ALL_USERS); 23084 } 23085 }); 23086 } 23087 } 23088 23089 /** 23090 * Check and throw if the given before/after packages would be considered a 23091 * downgrade. 23092 */ 23093 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23094 throws PackageManagerException { 23095 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23096 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23097 "Update version code " + after.versionCode + " is older than current " 23098 + before.getLongVersionCode()); 23099 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23100 if (after.baseRevisionCode < before.baseRevisionCode) { 23101 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23102 "Update base revision code " + after.baseRevisionCode 23103 + " is older than current " + before.baseRevisionCode); 23104 } 23105 23106 if (!ArrayUtils.isEmpty(after.splitNames)) { 23107 for (int i = 0; i < after.splitNames.length; i++) { 23108 final String splitName = after.splitNames[i]; 23109 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23110 if (j != -1) { 23111 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23112 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23113 "Update split " + splitName + " revision code " 23114 + after.splitRevisionCodes[i] + " is older than current " 23115 + before.splitRevisionCodes[j]); 23116 } 23117 } 23118 } 23119 } 23120 } 23121 } 23122 23123 private static class MoveCallbacks extends Handler { 23124 private static final int MSG_CREATED = 1; 23125 private static final int MSG_STATUS_CHANGED = 2; 23126 23127 private final RemoteCallbackList<IPackageMoveObserver> 23128 mCallbacks = new RemoteCallbackList<>(); 23129 23130 private final SparseIntArray mLastStatus = new SparseIntArray(); 23131 23132 public MoveCallbacks(Looper looper) { 23133 super(looper); 23134 } 23135 23136 public void register(IPackageMoveObserver callback) { 23137 mCallbacks.register(callback); 23138 } 23139 23140 public void unregister(IPackageMoveObserver callback) { 23141 mCallbacks.unregister(callback); 23142 } 23143 23144 @Override 23145 public void handleMessage(Message msg) { 23146 final SomeArgs args = (SomeArgs) msg.obj; 23147 final int n = mCallbacks.beginBroadcast(); 23148 for (int i = 0; i < n; i++) { 23149 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23150 try { 23151 invokeCallback(callback, msg.what, args); 23152 } catch (RemoteException ignored) { 23153 } 23154 } 23155 mCallbacks.finishBroadcast(); 23156 args.recycle(); 23157 } 23158 23159 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23160 throws RemoteException { 23161 switch (what) { 23162 case MSG_CREATED: { 23163 callback.onCreated(args.argi1, (Bundle) args.arg2); 23164 break; 23165 } 23166 case MSG_STATUS_CHANGED: { 23167 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23168 break; 23169 } 23170 } 23171 } 23172 23173 private void notifyCreated(int moveId, Bundle extras) { 23174 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23175 23176 final SomeArgs args = SomeArgs.obtain(); 23177 args.argi1 = moveId; 23178 args.arg2 = extras; 23179 obtainMessage(MSG_CREATED, args).sendToTarget(); 23180 } 23181 23182 private void notifyStatusChanged(int moveId, int status) { 23183 notifyStatusChanged(moveId, status, -1); 23184 } 23185 23186 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23187 Slog.v(TAG, "Move " + moveId + " status " + status); 23188 23189 final SomeArgs args = SomeArgs.obtain(); 23190 args.argi1 = moveId; 23191 args.argi2 = status; 23192 args.arg3 = estMillis; 23193 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23194 23195 synchronized (mLastStatus) { 23196 mLastStatus.put(moveId, status); 23197 } 23198 } 23199 } 23200 23201 private final static class OnPermissionChangeListeners extends Handler { 23202 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23203 23204 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23205 new RemoteCallbackList<>(); 23206 23207 public OnPermissionChangeListeners(Looper looper) { 23208 super(looper); 23209 } 23210 23211 @Override 23212 public void handleMessage(Message msg) { 23213 switch (msg.what) { 23214 case MSG_ON_PERMISSIONS_CHANGED: { 23215 final int uid = msg.arg1; 23216 handleOnPermissionsChanged(uid); 23217 } break; 23218 } 23219 } 23220 23221 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23222 mPermissionListeners.register(listener); 23223 23224 } 23225 23226 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23227 mPermissionListeners.unregister(listener); 23228 } 23229 23230 public void onPermissionsChanged(int uid) { 23231 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23232 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23233 } 23234 } 23235 23236 private void handleOnPermissionsChanged(int uid) { 23237 final int count = mPermissionListeners.beginBroadcast(); 23238 try { 23239 for (int i = 0; i < count; i++) { 23240 IOnPermissionsChangeListener callback = mPermissionListeners 23241 .getBroadcastItem(i); 23242 try { 23243 callback.onPermissionsChanged(uid); 23244 } catch (RemoteException e) { 23245 Log.e(TAG, "Permission listener is dead", e); 23246 } 23247 } 23248 } finally { 23249 mPermissionListeners.finishBroadcast(); 23250 } 23251 } 23252 } 23253 23254 private class PackageManagerNative extends IPackageManagerNative.Stub { 23255 @Override 23256 public String[] getNamesForUids(int[] uids) throws RemoteException { 23257 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23258 // massage results so they can be parsed by the native binder 23259 for (int i = results.length - 1; i >= 0; --i) { 23260 if (results[i] == null) { 23261 results[i] = ""; 23262 } 23263 } 23264 return results; 23265 } 23266 23267 // NB: this differentiates between preloads and sideloads 23268 @Override 23269 public String getInstallerForPackage(String packageName) throws RemoteException { 23270 final String installerName = getInstallerPackageName(packageName); 23271 if (!TextUtils.isEmpty(installerName)) { 23272 return installerName; 23273 } 23274 // differentiate between preload and sideload 23275 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23276 ApplicationInfo appInfo = getApplicationInfo(packageName, 23277 /*flags*/ 0, 23278 /*userId*/ callingUser); 23279 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23280 return "preload"; 23281 } 23282 return ""; 23283 } 23284 23285 @Override 23286 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23287 try { 23288 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23289 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23290 if (pInfo != null) { 23291 return pInfo.getLongVersionCode(); 23292 } 23293 } catch (Exception e) { 23294 } 23295 return 0; 23296 } 23297 } 23298 23299 private class PackageManagerInternalImpl extends PackageManagerInternal { 23300 @Override 23301 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23302 int flagValues, int userId) { 23303 PackageManagerService.this.updatePermissionFlags( 23304 permName, packageName, flagMask, flagValues, userId); 23305 } 23306 23307 @Override 23308 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23309 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23310 } 23311 23312 @Override 23313 public boolean isInstantApp(String packageName, int userId) { 23314 return PackageManagerService.this.isInstantApp(packageName, userId); 23315 } 23316 23317 @Override 23318 public String getInstantAppPackageName(int uid) { 23319 return PackageManagerService.this.getInstantAppPackageName(uid); 23320 } 23321 23322 @Override 23323 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23324 synchronized (mPackages) { 23325 return PackageManagerService.this.filterAppAccessLPr( 23326 (PackageSetting) pkg.mExtras, callingUid, userId); 23327 } 23328 } 23329 23330 @Override 23331 public PackageParser.Package getPackage(String packageName) { 23332 synchronized (mPackages) { 23333 packageName = resolveInternalPackageNameLPr( 23334 packageName, PackageManager.VERSION_CODE_HIGHEST); 23335 return mPackages.get(packageName); 23336 } 23337 } 23338 23339 @Override 23340 public PackageList getPackageList(PackageListObserver observer) { 23341 synchronized (mPackages) { 23342 final int N = mPackages.size(); 23343 final ArrayList<String> list = new ArrayList<>(N); 23344 for (int i = 0; i < N; i++) { 23345 list.add(mPackages.keyAt(i)); 23346 } 23347 final PackageList packageList = new PackageList(list, observer); 23348 if (observer != null) { 23349 mPackageListObservers.add(packageList); 23350 } 23351 return packageList; 23352 } 23353 } 23354 23355 @Override 23356 public void removePackageListObserver(PackageListObserver observer) { 23357 synchronized (mPackages) { 23358 mPackageListObservers.remove(observer); 23359 } 23360 } 23361 23362 @Override 23363 public PackageParser.Package getDisabledPackage(String packageName) { 23364 synchronized (mPackages) { 23365 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23366 return (ps != null) ? ps.pkg : null; 23367 } 23368 } 23369 23370 @Override 23371 public String getKnownPackageName(int knownPackage, int userId) { 23372 switch(knownPackage) { 23373 case PackageManagerInternal.PACKAGE_BROWSER: 23374 return getDefaultBrowserPackageName(userId); 23375 case PackageManagerInternal.PACKAGE_INSTALLER: 23376 return mRequiredInstallerPackage; 23377 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23378 return mSetupWizardPackage; 23379 case PackageManagerInternal.PACKAGE_SYSTEM: 23380 return "android"; 23381 case PackageManagerInternal.PACKAGE_VERIFIER: 23382 return mRequiredVerifierPackage; 23383 } 23384 return null; 23385 } 23386 23387 @Override 23388 public boolean isResolveActivityComponent(ComponentInfo component) { 23389 return mResolveActivity.packageName.equals(component.packageName) 23390 && mResolveActivity.name.equals(component.name); 23391 } 23392 23393 @Override 23394 public void setLocationPackagesProvider(PackagesProvider provider) { 23395 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23396 } 23397 23398 @Override 23399 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23400 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23401 } 23402 23403 @Override 23404 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23405 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23406 } 23407 23408 @Override 23409 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23410 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23411 } 23412 23413 @Override 23414 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23415 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23416 } 23417 23418 @Override 23419 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23420 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23421 } 23422 23423 @Override 23424 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23425 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23426 } 23427 23428 @Override 23429 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23430 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23431 } 23432 23433 @Override 23434 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23435 synchronized (mPackages) { 23436 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23437 } 23438 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23439 } 23440 23441 @Override 23442 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23443 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23444 packageName, userId); 23445 } 23446 23447 @Override 23448 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23449 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23450 packageName, userId); 23451 } 23452 23453 @Override 23454 public void setKeepUninstalledPackages(final List<String> packageList) { 23455 Preconditions.checkNotNull(packageList); 23456 List<String> removedFromList = null; 23457 synchronized (mPackages) { 23458 if (mKeepUninstalledPackages != null) { 23459 final int packagesCount = mKeepUninstalledPackages.size(); 23460 for (int i = 0; i < packagesCount; i++) { 23461 String oldPackage = mKeepUninstalledPackages.get(i); 23462 if (packageList != null && packageList.contains(oldPackage)) { 23463 continue; 23464 } 23465 if (removedFromList == null) { 23466 removedFromList = new ArrayList<>(); 23467 } 23468 removedFromList.add(oldPackage); 23469 } 23470 } 23471 mKeepUninstalledPackages = new ArrayList<>(packageList); 23472 if (removedFromList != null) { 23473 final int removedCount = removedFromList.size(); 23474 for (int i = 0; i < removedCount; i++) { 23475 deletePackageIfUnusedLPr(removedFromList.get(i)); 23476 } 23477 } 23478 } 23479 } 23480 23481 @Override 23482 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23483 synchronized (mPackages) { 23484 return mPermissionManager.isPermissionsReviewRequired( 23485 mPackages.get(packageName), userId); 23486 } 23487 } 23488 23489 @Override 23490 public PackageInfo getPackageInfo( 23491 String packageName, int flags, int filterCallingUid, int userId) { 23492 return PackageManagerService.this 23493 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23494 flags, filterCallingUid, userId); 23495 } 23496 23497 @Override 23498 public int getPackageUid(String packageName, int flags, int userId) { 23499 return PackageManagerService.this 23500 .getPackageUid(packageName, flags, userId); 23501 } 23502 23503 @Override 23504 public ApplicationInfo getApplicationInfo( 23505 String packageName, int flags, int filterCallingUid, int userId) { 23506 return PackageManagerService.this 23507 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23508 } 23509 23510 @Override 23511 public ActivityInfo getActivityInfo( 23512 ComponentName component, int flags, int filterCallingUid, int userId) { 23513 return PackageManagerService.this 23514 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23515 } 23516 23517 @Override 23518 public List<ResolveInfo> queryIntentActivities( 23519 Intent intent, int flags, int filterCallingUid, int userId) { 23520 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23521 return PackageManagerService.this 23522 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23523 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23524 } 23525 23526 @Override 23527 public List<ResolveInfo> queryIntentServices( 23528 Intent intent, int flags, int callingUid, int userId) { 23529 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23530 return PackageManagerService.this 23531 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23532 false); 23533 } 23534 23535 @Override 23536 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23537 int userId) { 23538 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23539 } 23540 23541 @Override 23542 public void setDeviceAndProfileOwnerPackages( 23543 int deviceOwnerUserId, String deviceOwnerPackage, 23544 SparseArray<String> profileOwnerPackages) { 23545 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23546 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23547 } 23548 23549 @Override 23550 public boolean isPackageDataProtected(int userId, String packageName) { 23551 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23552 } 23553 23554 @Override 23555 public boolean isPackageEphemeral(int userId, String packageName) { 23556 synchronized (mPackages) { 23557 final PackageSetting ps = mSettings.mPackages.get(packageName); 23558 return ps != null ? ps.getInstantApp(userId) : false; 23559 } 23560 } 23561 23562 @Override 23563 public boolean wasPackageEverLaunched(String packageName, int userId) { 23564 synchronized (mPackages) { 23565 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23566 } 23567 } 23568 23569 @Override 23570 public void grantRuntimePermission(String packageName, String permName, int userId, 23571 boolean overridePolicy) { 23572 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23573 permName, packageName, overridePolicy, getCallingUid(), userId, 23574 mPermissionCallback); 23575 } 23576 23577 @Override 23578 public void revokeRuntimePermission(String packageName, String permName, int userId, 23579 boolean overridePolicy) { 23580 mPermissionManager.revokeRuntimePermission( 23581 permName, packageName, overridePolicy, getCallingUid(), userId, 23582 mPermissionCallback); 23583 } 23584 23585 @Override 23586 public String getNameForUid(int uid) { 23587 return PackageManagerService.this.getNameForUid(uid); 23588 } 23589 23590 @Override 23591 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23592 Intent origIntent, String resolvedType, String callingPackage, 23593 Bundle verificationBundle, int userId) { 23594 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23595 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23596 userId); 23597 } 23598 23599 @Override 23600 public void grantEphemeralAccess(int userId, Intent intent, 23601 int targetAppId, int ephemeralAppId) { 23602 synchronized (mPackages) { 23603 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23604 targetAppId, ephemeralAppId); 23605 } 23606 } 23607 23608 @Override 23609 public boolean isInstantAppInstallerComponent(ComponentName component) { 23610 synchronized (mPackages) { 23611 return mInstantAppInstallerActivity != null 23612 && mInstantAppInstallerActivity.getComponentName().equals(component); 23613 } 23614 } 23615 23616 @Override 23617 public void pruneInstantApps() { 23618 mInstantAppRegistry.pruneInstantApps(); 23619 } 23620 23621 @Override 23622 public String getSetupWizardPackageName() { 23623 return mSetupWizardPackage; 23624 } 23625 23626 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23627 if (policy != null) { 23628 mExternalSourcesPolicy = policy; 23629 } 23630 } 23631 23632 @Override 23633 public boolean isPackagePersistent(String packageName) { 23634 synchronized (mPackages) { 23635 PackageParser.Package pkg = mPackages.get(packageName); 23636 return pkg != null 23637 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23638 | ApplicationInfo.FLAG_PERSISTENT)) == 23639 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23640 : false; 23641 } 23642 } 23643 23644 @Override 23645 public boolean isLegacySystemApp(Package pkg) { 23646 synchronized (mPackages) { 23647 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23648 return mPromoteSystemApps 23649 && ps.isSystem() 23650 && mExistingSystemPackages.contains(ps.name); 23651 } 23652 } 23653 23654 @Override 23655 public List<PackageInfo> getOverlayPackages(int userId) { 23656 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23657 synchronized (mPackages) { 23658 for (PackageParser.Package p : mPackages.values()) { 23659 if (p.mOverlayTarget != null) { 23660 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23661 if (pkg != null) { 23662 overlayPackages.add(pkg); 23663 } 23664 } 23665 } 23666 } 23667 return overlayPackages; 23668 } 23669 23670 @Override 23671 public List<String> getTargetPackageNames(int userId) { 23672 List<String> targetPackages = new ArrayList<>(); 23673 synchronized (mPackages) { 23674 for (PackageParser.Package p : mPackages.values()) { 23675 if (p.mOverlayTarget == null) { 23676 targetPackages.add(p.packageName); 23677 } 23678 } 23679 } 23680 return targetPackages; 23681 } 23682 23683 @Override 23684 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23685 @Nullable List<String> overlayPackageNames) { 23686 synchronized (mPackages) { 23687 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23688 Slog.e(TAG, "failed to find package " + targetPackageName); 23689 return false; 23690 } 23691 ArrayList<String> overlayPaths = null; 23692 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23693 final int N = overlayPackageNames.size(); 23694 overlayPaths = new ArrayList<>(N); 23695 for (int i = 0; i < N; i++) { 23696 final String packageName = overlayPackageNames.get(i); 23697 final PackageParser.Package pkg = mPackages.get(packageName); 23698 if (pkg == null) { 23699 Slog.e(TAG, "failed to find package " + packageName); 23700 return false; 23701 } 23702 overlayPaths.add(pkg.baseCodePath); 23703 } 23704 } 23705 23706 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23707 ps.setOverlayPaths(overlayPaths, userId); 23708 return true; 23709 } 23710 } 23711 23712 @Override 23713 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23714 int flags, int userId, boolean resolveForStart) { 23715 return resolveIntentInternal( 23716 intent, resolvedType, flags, userId, resolveForStart); 23717 } 23718 23719 @Override 23720 public ResolveInfo resolveService(Intent intent, String resolvedType, 23721 int flags, int userId, int callingUid) { 23722 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23723 } 23724 23725 @Override 23726 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23727 return PackageManagerService.this.resolveContentProviderInternal( 23728 name, flags, userId); 23729 } 23730 23731 @Override 23732 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23733 synchronized (mPackages) { 23734 mIsolatedOwners.put(isolatedUid, ownerUid); 23735 } 23736 } 23737 23738 @Override 23739 public void removeIsolatedUid(int isolatedUid) { 23740 synchronized (mPackages) { 23741 mIsolatedOwners.delete(isolatedUid); 23742 } 23743 } 23744 23745 @Override 23746 public int getUidTargetSdkVersion(int uid) { 23747 synchronized (mPackages) { 23748 return getUidTargetSdkVersionLockedLPr(uid); 23749 } 23750 } 23751 23752 @Override 23753 public int getPackageTargetSdkVersion(String packageName) { 23754 synchronized (mPackages) { 23755 return getPackageTargetSdkVersionLockedLPr(packageName); 23756 } 23757 } 23758 23759 @Override 23760 public boolean canAccessInstantApps(int callingUid, int userId) { 23761 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23762 } 23763 23764 @Override 23765 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23766 synchronized (mPackages) { 23767 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23768 } 23769 } 23770 23771 @Override 23772 public void notifyPackageUse(String packageName, int reason) { 23773 synchronized (mPackages) { 23774 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23775 } 23776 } 23777 } 23778 23779 @Override 23780 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23781 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23782 synchronized (mPackages) { 23783 final long identity = Binder.clearCallingIdentity(); 23784 try { 23785 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23786 packageNames, userId); 23787 } finally { 23788 Binder.restoreCallingIdentity(identity); 23789 } 23790 } 23791 } 23792 23793 @Override 23794 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23795 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23796 synchronized (mPackages) { 23797 final long identity = Binder.clearCallingIdentity(); 23798 try { 23799 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23800 packageNames, userId); 23801 } finally { 23802 Binder.restoreCallingIdentity(identity); 23803 } 23804 } 23805 } 23806 23807 private static void enforceSystemOrPhoneCaller(String tag) { 23808 int callingUid = Binder.getCallingUid(); 23809 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23810 throw new SecurityException( 23811 "Cannot call " + tag + " from UID " + callingUid); 23812 } 23813 } 23814 23815 boolean isHistoricalPackageUsageAvailable() { 23816 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23817 } 23818 23819 /** 23820 * Return a <b>copy</b> of the collection of packages known to the package manager. 23821 * @return A copy of the values of mPackages. 23822 */ 23823 Collection<PackageParser.Package> getPackages() { 23824 synchronized (mPackages) { 23825 return new ArrayList<>(mPackages.values()); 23826 } 23827 } 23828 23829 /** 23830 * Logs process start information (including base APK hash) to the security log. 23831 * @hide 23832 */ 23833 @Override 23834 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23835 String apkFile, int pid) { 23836 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23837 return; 23838 } 23839 if (!SecurityLog.isLoggingEnabled()) { 23840 return; 23841 } 23842 Bundle data = new Bundle(); 23843 data.putLong("startTimestamp", System.currentTimeMillis()); 23844 data.putString("processName", processName); 23845 data.putInt("uid", uid); 23846 data.putString("seinfo", seinfo); 23847 data.putString("apkFile", apkFile); 23848 data.putInt("pid", pid); 23849 Message msg = mProcessLoggingHandler.obtainMessage( 23850 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23851 msg.setData(data); 23852 mProcessLoggingHandler.sendMessage(msg); 23853 } 23854 23855 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23856 return mCompilerStats.getPackageStats(pkgName); 23857 } 23858 23859 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23860 return getOrCreateCompilerPackageStats(pkg.packageName); 23861 } 23862 23863 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23864 return mCompilerStats.getOrCreatePackageStats(pkgName); 23865 } 23866 23867 public void deleteCompilerPackageStats(String pkgName) { 23868 mCompilerStats.deletePackageStats(pkgName); 23869 } 23870 23871 @Override 23872 public int getInstallReason(String packageName, int userId) { 23873 final int callingUid = Binder.getCallingUid(); 23874 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23875 true /* requireFullPermission */, false /* checkShell */, 23876 "get install reason"); 23877 synchronized (mPackages) { 23878 final PackageSetting ps = mSettings.mPackages.get(packageName); 23879 if (filterAppAccessLPr(ps, callingUid, userId)) { 23880 return PackageManager.INSTALL_REASON_UNKNOWN; 23881 } 23882 if (ps != null) { 23883 return ps.getInstallReason(userId); 23884 } 23885 } 23886 return PackageManager.INSTALL_REASON_UNKNOWN; 23887 } 23888 23889 @Override 23890 public boolean canRequestPackageInstalls(String packageName, int userId) { 23891 return canRequestPackageInstallsInternal(packageName, 0, userId, 23892 true /* throwIfPermNotDeclared*/); 23893 } 23894 23895 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23896 boolean throwIfPermNotDeclared) { 23897 int callingUid = Binder.getCallingUid(); 23898 int uid = getPackageUid(packageName, 0, userId); 23899 if (callingUid != uid && callingUid != Process.ROOT_UID 23900 && callingUid != Process.SYSTEM_UID) { 23901 throw new SecurityException( 23902 "Caller uid " + callingUid + " does not own package " + packageName); 23903 } 23904 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23905 if (info == null) { 23906 return false; 23907 } 23908 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23909 return false; 23910 } 23911 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23912 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23913 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23914 if (throwIfPermNotDeclared) { 23915 throw new SecurityException("Need to declare " + appOpPermission 23916 + " to call this api"); 23917 } else { 23918 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23919 return false; 23920 } 23921 } 23922 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23923 return false; 23924 } 23925 if (mExternalSourcesPolicy != null) { 23926 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23927 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23928 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23929 } 23930 } 23931 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23932 } 23933 23934 @Override 23935 public ComponentName getInstantAppResolverSettingsComponent() { 23936 return mInstantAppResolverSettingsComponent; 23937 } 23938 23939 @Override 23940 public ComponentName getInstantAppInstallerComponent() { 23941 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23942 return null; 23943 } 23944 return mInstantAppInstallerActivity == null 23945 ? null : mInstantAppInstallerActivity.getComponentName(); 23946 } 23947 23948 @Override 23949 public String getInstantAppAndroidId(String packageName, int userId) { 23950 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23951 "getInstantAppAndroidId"); 23952 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 23953 true /* requireFullPermission */, false /* checkShell */, 23954 "getInstantAppAndroidId"); 23955 // Make sure the target is an Instant App. 23956 if (!isInstantApp(packageName, userId)) { 23957 return null; 23958 } 23959 synchronized (mPackages) { 23960 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23961 } 23962 } 23963 23964 boolean canHaveOatDir(String packageName) { 23965 synchronized (mPackages) { 23966 PackageParser.Package p = mPackages.get(packageName); 23967 if (p == null) { 23968 return false; 23969 } 23970 return p.canHaveOatDir(); 23971 } 23972 } 23973 23974 private String getOatDir(PackageParser.Package pkg) { 23975 if (!pkg.canHaveOatDir()) { 23976 return null; 23977 } 23978 File codePath = new File(pkg.codePath); 23979 if (codePath.isDirectory()) { 23980 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 23981 } 23982 return null; 23983 } 23984 23985 void deleteOatArtifactsOfPackage(String packageName) { 23986 final String[] instructionSets; 23987 final List<String> codePaths; 23988 final String oatDir; 23989 final PackageParser.Package pkg; 23990 synchronized (mPackages) { 23991 pkg = mPackages.get(packageName); 23992 } 23993 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 23994 codePaths = pkg.getAllCodePaths(); 23995 oatDir = getOatDir(pkg); 23996 23997 for (String codePath : codePaths) { 23998 for (String isa : instructionSets) { 23999 try { 24000 mInstaller.deleteOdex(codePath, isa, oatDir); 24001 } catch (InstallerException e) { 24002 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24003 } 24004 } 24005 } 24006 } 24007 24008 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24009 Set<String> unusedPackages = new HashSet<>(); 24010 long currentTimeInMillis = System.currentTimeMillis(); 24011 synchronized (mPackages) { 24012 for (PackageParser.Package pkg : mPackages.values()) { 24013 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24014 if (ps == null) { 24015 continue; 24016 } 24017 PackageDexUsage.PackageUseInfo packageUseInfo = 24018 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24019 if (PackageManagerServiceUtils 24020 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24021 downgradeTimeThresholdMillis, packageUseInfo, 24022 pkg.getLatestPackageUseTimeInMills(), 24023 pkg.getLatestForegroundPackageUseTimeInMills())) { 24024 unusedPackages.add(pkg.packageName); 24025 } 24026 } 24027 } 24028 return unusedPackages; 24029 } 24030 24031 @Override 24032 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24033 int userId) { 24034 final int callingUid = Binder.getCallingUid(); 24035 final int callingAppId = UserHandle.getAppId(callingUid); 24036 24037 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24038 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24039 24040 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24041 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24042 throw new SecurityException("Caller must have the " 24043 + SET_HARMFUL_APP_WARNINGS + " permission."); 24044 } 24045 24046 synchronized(mPackages) { 24047 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24048 scheduleWritePackageRestrictionsLocked(userId); 24049 } 24050 } 24051 24052 @Nullable 24053 @Override 24054 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24055 final int callingUid = Binder.getCallingUid(); 24056 final int callingAppId = UserHandle.getAppId(callingUid); 24057 24058 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24059 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24060 24061 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24062 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24063 throw new SecurityException("Caller must have the " 24064 + SET_HARMFUL_APP_WARNINGS + " permission."); 24065 } 24066 24067 synchronized(mPackages) { 24068 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24069 } 24070 } 24071} 24072 24073interface PackageSender { 24074 /** 24075 * @param userIds User IDs where the action occurred on a full application 24076 * @param instantUserIds User IDs where the action occurred on an instant application 24077 */ 24078 void sendPackageBroadcast(final String action, final String pkg, 24079 final Bundle extras, final int flags, final String targetPkg, 24080 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24081 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24082 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24083 void notifyPackageAdded(String packageName); 24084 void notifyPackageRemoved(String packageName); 24085} 24086